From 4c0ab68c065220a05eb7a3f67be35ae62fd5537e Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 20:18:21 -0600 Subject: [PATCH 01/66] Add opentelemetry-pyproto: pure-Python OTel protobuf message classes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hand-written message classes with SerializeToString() backed by python-protobuf wire primitives instead of google.protobuf. Covers common, resource, trace, logs, metrics, and collector service request types — a full equivalent of opentelemetry-proto. Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/pyproject.toml | 23 + .../src/opentelemetry/pyproto/__init__.py | 0 .../src/opentelemetry/pyproto/_wire.py | 115 ++++ .../pyproto/collector/__init__.py | 0 .../pyproto/collector/logs/__init__.py | 0 .../pyproto/collector/logs/v1/__init__.py | 0 .../logs/v1/logs_service_pyproto2.py | 28 + .../pyproto/collector/metrics/__init__.py | 0 .../pyproto/collector/metrics/v1/__init__.py | 0 .../metrics/v1/metrics_service_pyproto2.py | 28 + .../pyproto/collector/trace/__init__.py | 0 .../pyproto/collector/trace/v1/__init__.py | 0 .../trace/v1/trace_service_pyproto2.py | 28 + .../opentelemetry/pyproto/common/__init__.py | 0 .../pyproto/common/v1/__init__.py | 0 .../pyproto/common/v1/common_pyproto2.py | 132 +++++ .../opentelemetry/pyproto/logs/__init__.py | 0 .../opentelemetry/pyproto/logs/v1/__init__.py | 0 .../pyproto/logs/v1/logs_pyproto2.py | 114 ++++ .../opentelemetry/pyproto/metrics/__init__.py | 0 .../pyproto/metrics/v1/__init__.py | 0 .../pyproto/metrics/v1/metrics_pyproto2.py | 502 ++++++++++++++++++ .../pyproto/resource/__init__.py | 0 .../pyproto/resource/v1/__init__.py | 0 .../pyproto/resource/v1/resource_pyproto2.py | 26 + .../opentelemetry/pyproto/trace/__init__.py | 0 .../pyproto/trace/v1/__init__.py | 0 .../pyproto/trace/v1/trace_pyproto2.py | 188 +++++++ .../opentelemetry/pyproto/version/__init__.py | 1 + 29 files changed, 1185 insertions(+) create mode 100644 opentelemetry-pyproto/pyproject.toml create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/common/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/logs/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/resource/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/trace/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/version/__init__.py diff --git a/opentelemetry-pyproto/pyproject.toml b/opentelemetry-pyproto/pyproject.toml new file mode 100644 index 00000000000..56fb6b45d9b --- /dev/null +++ b/opentelemetry-pyproto/pyproject.toml @@ -0,0 +1,23 @@ +[build-system] +requires = ["hatchling"] +build-backend = "hatchling.build" + +[project] +name = "opentelemetry-pyproto" +dynamic = ["version"] +description = "OpenTelemetry Python Proto — pure-Python protobuf message classes (no google.protobuf)" +readme = "README.rst" +license = "Apache-2.0" +requires-python = ">=3.10" +dependencies = [ + "python-protobuf", +] + +[tool.hatch.version] +path = "src/opentelemetry/pyproto/version/__init__.py" + +[tool.hatch.build.targets.sdist] +include = ["/src"] + +[tool.hatch.build.targets.wheel] +packages = ["src/opentelemetry"] diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py new file mode 100644 index 00000000000..a1029a5d77d --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py @@ -0,0 +1,115 @@ +"""Internal protobuf wire-format field builders. + +Uses python-protobuf (python_protobuf) for the low-level primitives and +provides higher-level helpers for writing typed protobuf fields. +""" + +from __future__ import annotations + +import struct + +from python_protobuf import ( + encode_fixed32, + encode_fixed64, + encode_sint32, + encode_tag, + encode_varint, +) + +_WT_VARINT = 0 # int32, int64, uint32, uint64, bool, enum +_WT_64BIT = 1 # double, fixed64, sfixed64 +_WT_LEN = 2 # string, bytes, embedded messages, packed arrays +_WT_32BIT = 5 # float, fixed32, sfixed32 + + +def _msg(field: int, content: bytes) -> bytes: + """Length-delimited field: tag + varint(len) + content.""" + return encode_tag(field, _WT_LEN) + encode_varint(len(content)) + content + + +def _str(field: int, value: str) -> bytes: + """String field; omitted when empty (proto3 default).""" + if not value: + return b"" + utf8 = value.encode("utf-8") + return encode_tag(field, _WT_LEN) + encode_varint(len(utf8)) + utf8 + + +def _byt(field: int, value: bytes) -> bytes: + """Bytes field; omitted when empty (proto3 default).""" + if not value: + return b"" + return encode_tag(field, _WT_LEN) + encode_varint(len(value)) + value + + +def _u64(field: int, value: int) -> bytes: + """uint64/varint field; omitted when zero (proto3 default).""" + if value == 0: + return b"" + return encode_tag(field, _WT_VARINT) + encode_varint(value) + + +def _bool_field(field: int, value: bool) -> bytes: + """bool field; omitted when False (proto3 default).""" + if not value: + return b"" + return encode_tag(field, _WT_VARINT) + encode_varint(1) + + +def _fix32(field: int, value: int) -> bytes: + """fixed32 field (4 bytes, little-endian uint32); omitted when zero.""" + if value == 0: + return b"" + return encode_tag(field, _WT_32BIT) + encode_fixed32(value) + + +def _fix64(field: int, value: int) -> bytes: + """fixed64 field (8 bytes, little-endian uint64); omitted when zero.""" + if value == 0: + return b"" + return encode_tag(field, _WT_64BIT) + encode_fixed64(value) + + +def _dbl(field: int, value: float) -> bytes: + """double field (8 bytes, IEEE 754); omitted when zero.""" + if value == 0.0: + return b"" + return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: + """Optional double field; omitted when None, written even if 0.0.""" + if value is None: + return b"" + return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: + """sint32 field (ZigZag varint); omitted when zero.""" + if value == 0: + return b"" + return encode_tag(field, _WT_VARINT) + encode_sint32(value) + + +def _packed_uint64(field: int, values: list[int]) -> bytes: + """Packed repeated uint64 (varint-encoded).""" + if not values: + return b"" + payload = b"".join(encode_varint(v) for v in values) + return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload + + +def _packed_fix64(field: int, values: list[int]) -> bytes: + """Packed repeated fixed64 (8-byte little-endian uint64 each).""" + if not values: + return b"" + payload = b"".join(encode_fixed64(v) for v in values) + return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload + + +def _packed_double(field: int, values: list[float]) -> bytes: + """Packed repeated double (8-byte IEEE 754 each).""" + if not values: + return b"" + payload = struct.pack(f"<{len(values)}d", *values) + return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py new file mode 100644 index 00000000000..aac6a7555fc --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py @@ -0,0 +1,28 @@ +"""Pure-Python equivalents of collector/logs/v1/logs_service_pb2.py. + +Field numbers: + ExportLogsServiceRequest resource_logs=1 + ExportLogsServiceResponse (empty — no fields used in export path) +""" + +from __future__ import annotations + +from opentelemetry.pyproto.logs.v1.logs_pyproto2 import ResourceLogs +from opentelemetry.pyproto._wire import _msg + + +class ExportLogsServiceRequest: + def __init__(self, resource_logs: list[ResourceLogs] | None = None): + self.resource_logs: list[ResourceLogs] = ( + list(resource_logs) if resource_logs else [] + ) + + def SerializeToString(self) -> bytes: + return b"".join( + _msg(1, rl.SerializeToString()) for rl in self.resource_logs + ) + + +class ExportLogsServiceResponse: + def SerializeToString(self) -> bytes: + return b"" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py new file mode 100644 index 00000000000..3d2e820ed30 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py @@ -0,0 +1,28 @@ +"""Pure-Python equivalents of collector/metrics/v1/metrics_service_pb2.py. + +Field numbers: + ExportMetricsServiceRequest resource_metrics=1 + ExportMetricsServiceResponse (empty — no fields used in export path) +""" + +from __future__ import annotations + +from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ResourceMetrics +from opentelemetry.pyproto._wire import _msg + + +class ExportMetricsServiceRequest: + def __init__(self, resource_metrics: list[ResourceMetrics] | None = None): + self.resource_metrics: list[ResourceMetrics] = ( + list(resource_metrics) if resource_metrics else [] + ) + + def SerializeToString(self) -> bytes: + return b"".join( + _msg(1, rm.SerializeToString()) for rm in self.resource_metrics + ) + + +class ExportMetricsServiceResponse: + def SerializeToString(self) -> bytes: + return b"" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py new file mode 100644 index 00000000000..69cd920ddbb --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py @@ -0,0 +1,28 @@ +"""Pure-Python equivalents of collector/trace/v1/trace_service_pb2.py. + +Field numbers: + ExportTraceServiceRequest resource_spans=1 + ExportTraceServiceResponse (empty — no fields used in export path) +""" + +from __future__ import annotations + +from opentelemetry.pyproto.trace.v1.trace_pyproto2 import ResourceSpans +from opentelemetry.pyproto._wire import _msg + + +class ExportTraceServiceRequest: + def __init__(self, resource_spans: list[ResourceSpans] | None = None): + self.resource_spans: list[ResourceSpans] = ( + list(resource_spans) if resource_spans else [] + ) + + def SerializeToString(self) -> bytes: + return b"".join( + _msg(1, rs.SerializeToString()) for rs in self.resource_spans + ) + + +class ExportTraceServiceResponse: + def SerializeToString(self) -> bytes: + return b"" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py new file mode 100644 index 00000000000..4506ff00c42 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py @@ -0,0 +1,132 @@ +"""Pure-Python equivalents of opentelemetry/proto/common/v1/common_pb2.py. + +Field numbers: + AnyValue (oneof value) string_value=1 bool_value=2 int_value=3 + double_value=4 array_value=5 kvlist_value=6 + bytes_value=7 + ArrayValue values=1 + KeyValueList values=1 + KeyValue key=1 value=2 + InstrumentationScope name=1 version=2 attributes=3 + dropped_attributes_count=4 +""" + +from __future__ import annotations + +import struct + +from python_protobuf import encode_int, encode_tag, encode_varint + +from ..._wire import _msg, _str, _u64, _WT_LEN, _WT_VARINT, _WT_64BIT + + +class AnyValue: + """Oneof value container — exactly one field is set.""" + + def __init__( + self, + string_value: str | None = None, + bool_value: bool | None = None, + int_value: int | None = None, + double_value: float | None = None, + array_value: "ArrayValue | None" = None, + kvlist_value: "KeyValueList | None" = None, + bytes_value: bytes | None = None, + ): + self._which: str | None = None + if string_value is not None: + self.string_value = string_value + self._which = "string_value" + elif bool_value is not None: + self.bool_value = bool_value + self._which = "bool_value" + elif int_value is not None: + self.int_value = int_value + self._which = "int_value" + elif double_value is not None: + self.double_value = double_value + self._which = "double_value" + elif array_value is not None: + self.array_value = array_value + self._which = "array_value" + elif kvlist_value is not None: + self.kvlist_value = kvlist_value + self._which = "kvlist_value" + elif bytes_value is not None: + self.bytes_value = bytes_value + self._which = "bytes_value" + + def WhichOneof(self, oneof_name: str) -> str | None: + if oneof_name == "value": + return self._which + return None + + def SerializeToString(self) -> bytes: + # oneof: always written even when the value equals the proto3 default. + if self._which == "string_value": + utf8 = self.string_value.encode("utf-8") + return encode_tag(1, _WT_LEN) + encode_varint(len(utf8)) + utf8 + if self._which == "bool_value": + return encode_tag(2, _WT_VARINT) + encode_varint(1 if self.bool_value else 0) + if self._which == "int_value": + return encode_tag(3, _WT_VARINT) + encode_int(self.int_value) + if self._which == "double_value": + return encode_tag(4, _WT_64BIT) + struct.pack(" bytes: + return b"".join(_msg(1, v.SerializeToString()) for v in self.values) + + +class KeyValueList: + def __init__(self, values: "list[KeyValue] | None" = None): + self.values: list[KeyValue] = list(values) if values else [] + + def SerializeToString(self) -> bytes: + return b"".join(_msg(1, kv.SerializeToString()) for kv in self.values) + + +class KeyValue: + def __init__(self, key: str = "", value: AnyValue | None = None): + self.key = key + self.value = value + + def SerializeToString(self) -> bytes: + result = _str(1, self.key) + if self.value is not None: + result += _msg(2, self.value.SerializeToString()) + return result + + +class InstrumentationScope: + def __init__( + self, + name: str = "", + version: str = "", + attributes: list[KeyValue] | None = None, + dropped_attributes_count: int = 0, + ): + self.name = name + self.version = version + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.dropped_attributes_count = dropped_attributes_count + + def SerializeToString(self) -> bytes: + return ( + _str(1, self.name) + + _str(2, self.version) + + b"".join(_msg(3, kv.SerializeToString()) for kv in self.attributes) + + _u64(4, self.dropped_attributes_count) + ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py new file mode 100644 index 00000000000..7c52cbda04b --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py @@ -0,0 +1,114 @@ +"""Pure-Python equivalents of opentelemetry/proto/logs/v1/logs_pb2.py. + +Field numbers: + LogRecord time_unix_nano=1 severity_number=2 severity_text=3 + body=5 attributes=6 dropped_attrs_count=7 flags=8 + trace_id=9 span_id=10 observed_time_unix_nano=11 + event_name=12 + ScopeLogs scope=1 log_records=2 schema_url=3 + ResourceLogs resource=1 scope_logs=2 schema_url=3 +""" + +from __future__ import annotations + +from opentelemetry.pyproto.common.v1.common_pyproto2 import ( + AnyValue, + InstrumentationScope, + KeyValue, +) +from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource +from opentelemetry.pyproto._wire import ( + _byt, + _fix32, + _fix64, + _msg, + _str, + _u64, +) + + +class LogRecord: + def __init__( + self, + time_unix_nano: int = 0, + severity_number: int = 0, + severity_text: str = "", + body: AnyValue | None = None, + attributes: list[KeyValue] | None = None, + dropped_attributes_count: int = 0, + flags: int = 0, + trace_id: bytes = b"", + span_id: bytes = b"", + observed_time_unix_nano: int = 0, + event_name: str = "", + ): + self.time_unix_nano = time_unix_nano + self.severity_number = severity_number + self.severity_text = severity_text + self.body = body + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.dropped_attributes_count = dropped_attributes_count + self.flags = flags + self.trace_id = trace_id + self.span_id = span_id + self.observed_time_unix_nano = observed_time_unix_nano + self.event_name = event_name + + def SerializeToString(self) -> bytes: + result = ( + _fix64(1, self.time_unix_nano) + + _u64(2, self.severity_number) + + _str(3, self.severity_text) + ) + if self.body is not None: + result += _msg(5, self.body.SerializeToString()) + result += ( + b"".join(_msg(6, kv.SerializeToString()) for kv in self.attributes) + + _u64(7, self.dropped_attributes_count) + + _fix32(8, self.flags) + + _byt(9, self.trace_id) + + _byt(10, self.span_id) + + _fix64(11, self.observed_time_unix_nano) + + _str(12, self.event_name) + ) + return result + + +class ScopeLogs: + def __init__( + self, + scope: InstrumentationScope | None = None, + log_records: list[LogRecord] | None = None, + schema_url: str = "", + ): + self.scope = scope + self.log_records: list[LogRecord] = list(log_records) if log_records else [] + self.schema_url = schema_url + + def SerializeToString(self) -> bytes: + result = b"" + if self.scope is not None: + result += _msg(1, self.scope.SerializeToString()) + result += b"".join(_msg(2, lr.SerializeToString()) for lr in self.log_records) + result += _str(3, self.schema_url) + return result + + +class ResourceLogs: + def __init__( + self, + resource: Resource | None = None, + scope_logs: list[ScopeLogs] | None = None, + schema_url: str = "", + ): + self.resource = resource + self.scope_logs: list[ScopeLogs] = list(scope_logs) if scope_logs else [] + self.schema_url = schema_url + + def SerializeToString(self) -> bytes: + result = b"" + if self.resource is not None: + result += _msg(1, self.resource.SerializeToString()) + result += b"".join(_msg(2, sl.SerializeToString()) for sl in self.scope_logs) + result += _str(3, self.schema_url) + return result diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py new file mode 100644 index 00000000000..f2cd7ce0801 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py @@ -0,0 +1,502 @@ +"""Pure-Python equivalents of opentelemetry/proto/metrics/v1/metrics_pb2.py. + +Field numbers: + Exemplar filtered_attributes=7 time_unix_nano=2 + as_double=3(wire_64bit) as_int=6(sfixed64) + span_id=4 trace_id=5 + NumberDataPoint attributes=7 start_time_unix_nano=2 time_unix_nano=3 + as_double=4(wire_64bit) as_int=6(sfixed64) + exemplars=5 flags=8 + HistogramDataPoint attributes=9 start_time_unix_nano=2 time_unix_nano=3 + count=4(fixed64) sum=5(opt_dbl) + bucket_counts=6(packed_fix64) + explicit_bounds=7(packed_dbl) exemplars=8 + flags=10 min=11(opt_dbl) max=12(opt_dbl) + ExponentialHistogramDataPoint + attributes=1 start_time_unix_nano=2 time_unix_nano=3 + count=4(fixed64) sum=5(opt_dbl) scale=6(sint32) + zero_count=7(fixed64) positive=8 negative=9 + flags=10 exemplars=11 min=12(opt_dbl) + max=13(opt_dbl) zero_threshold=14(dbl) + ExponentialHistogramDataPoint.Buckets + offset=1(sint32) bucket_counts=2(packed_uint64) + SummaryDataPoint attributes=7 start_time_unix_nano=2 time_unix_nano=3 + count=4(fixed64) sum=5(dbl) quantile_values=6 flags=8 + SummaryDataPoint.ValueAtQuantile quantile=1(dbl) value=2(dbl) + Gauge data_points=1 + Sum data_points=1 aggregation_temporality=2 is_monotonic=3 + Histogram data_points=1 aggregation_temporality=2 + ExponentialHistogram data_points=1 aggregation_temporality=2 + Summary data_points=1 + Metric name=1 description=2 unit=3 + oneof data: gauge=5 sum=7 histogram=9 + exponential_histogram=10 summary=11 + ScopeMetrics scope=1 metrics=2 schema_url=3 + ResourceMetrics resource=1 scope_metrics=2 schema_url=3 +""" + +from __future__ import annotations + +import struct + +from opentelemetry.pyproto.common.v1.common_pyproto2 import ( + InstrumentationScope, + KeyValue, +) +from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource +from opentelemetry.pyproto._wire import ( + _byt, + _bool_field, + _dbl, + _fix64, + _msg, + _opt_dbl, + _packed_double, + _packed_fix64, + _packed_uint64, + _sint32, + _str, + _u64, + _WT_64BIT, +) +from python_protobuf import encode_tag + + +def _sfixed64(field: int, value: int) -> bytes: + """sfixed64 field (little-endian signed 64-bit int).""" + if value == 0: + return b"" + return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: + """Oneof as_double: always write, even if 0.0.""" + return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: + """Oneof as_int: always write, even if 0.""" + return encode_tag(field, _WT_64BIT) + struct.pack(" str | None: + if oneof_name == "value": + return self._which + return None + + def SerializeToString(self) -> bytes: + result = b"".join( + _msg(7, kv.SerializeToString()) for kv in self.filtered_attributes + ) + result += _fix64(2, self.time_unix_nano) + if self._which == "as_double": + result += _as_double(3, self._as_double) # type: ignore[arg-type] + elif self._which == "as_int": + result += _as_int(6, self._as_int) # type: ignore[arg-type] + result += _byt(4, self.span_id) + _byt(5, self.trace_id) + return result + + +class NumberDataPoint: + def __init__( + self, + attributes: list[KeyValue] | None = None, + start_time_unix_nano: int = 0, + time_unix_nano: int = 0, + as_double: float | None = None, + as_int: int | None = None, + exemplars: list[Exemplar] | None = None, + flags: int = 0, + ): + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.start_time_unix_nano = start_time_unix_nano + self.time_unix_nano = time_unix_nano + self._as_double = as_double + self._as_int = as_int + self.exemplars: list[Exemplar] = list(exemplars) if exemplars else [] + self.flags = flags + self._which = ( + "as_double" if as_double is not None else + "as_int" if as_int is not None else None + ) + + def WhichOneof(self, oneof_name: str) -> str | None: + if oneof_name == "value": + return self._which + return None + + def SerializeToString(self) -> bytes: + result = b"".join(_msg(7, kv.SerializeToString()) for kv in self.attributes) + result += _fix64(2, self.start_time_unix_nano) + _fix64(3, self.time_unix_nano) + if self._which == "as_double": + result += _as_double(4, self._as_double) # type: ignore[arg-type] + elif self._which == "as_int": + result += _as_int(6, self._as_int) # type: ignore[arg-type] + result += b"".join(_msg(5, ex.SerializeToString()) for ex in self.exemplars) + result += _u64(8, self.flags) + return result + + +class HistogramDataPoint: + def __init__( + self, + attributes: list[KeyValue] | None = None, + start_time_unix_nano: int = 0, + time_unix_nano: int = 0, + count: int = 0, + sum: float | None = None, + bucket_counts: list[int] | None = None, + explicit_bounds: list[float] | None = None, + exemplars: list[Exemplar] | None = None, + flags: int = 0, + min: float | None = None, + max: float | None = None, + ): + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.start_time_unix_nano = start_time_unix_nano + self.time_unix_nano = time_unix_nano + self.count = count + self.sum = sum + self.bucket_counts: list[int] = list(bucket_counts) if bucket_counts else [] + self.explicit_bounds: list[float] = ( + list(explicit_bounds) if explicit_bounds else [] + ) + self.exemplars: list[Exemplar] = list(exemplars) if exemplars else [] + self.flags = flags + self.min = min + self.max = max + + def SerializeToString(self) -> bytes: + result = b"".join(_msg(9, kv.SerializeToString()) for kv in self.attributes) + result += ( + _fix64(2, self.start_time_unix_nano) + + _fix64(3, self.time_unix_nano) + + _fix64(4, self.count) + + _opt_dbl(5, self.sum) + + _packed_fix64(6, self.bucket_counts) + + _packed_double(7, self.explicit_bounds) + + b"".join(_msg(8, ex.SerializeToString()) for ex in self.exemplars) + + _u64(10, self.flags) + + _opt_dbl(11, self.min) + + _opt_dbl(12, self.max) + ) + return result + + +class ExponentialHistogramDataPoint: + class Buckets: + def __init__( + self, + offset: int = 0, + bucket_counts: list[int] | None = None, + ): + self.offset = offset + self.bucket_counts: list[int] = ( + list(bucket_counts) if bucket_counts else [] + ) + + def SerializeToString(self) -> bytes: + return ( + _sint32(1, self.offset) + + _packed_uint64(2, self.bucket_counts) + ) + + def __init__( + self, + attributes: list[KeyValue] | None = None, + start_time_unix_nano: int = 0, + time_unix_nano: int = 0, + count: int = 0, + sum: float | None = None, + scale: int = 0, + zero_count: int = 0, + positive: "ExponentialHistogramDataPoint.Buckets | None" = None, + negative: "ExponentialHistogramDataPoint.Buckets | None" = None, + flags: int = 0, + exemplars: list[Exemplar] | None = None, + min: float | None = None, + max: float | None = None, + zero_threshold: float = 0.0, + ): + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.start_time_unix_nano = start_time_unix_nano + self.time_unix_nano = time_unix_nano + self.count = count + self.sum = sum + self.scale = scale + self.zero_count = zero_count + self.positive = positive + self.negative = negative + self.flags = flags + self.exemplars: list[Exemplar] = list(exemplars) if exemplars else [] + self.min = min + self.max = max + self.zero_threshold = zero_threshold + + def SerializeToString(self) -> bytes: + result = b"".join(_msg(1, kv.SerializeToString()) for kv in self.attributes) + result += ( + _fix64(2, self.start_time_unix_nano) + + _fix64(3, self.time_unix_nano) + + _fix64(4, self.count) + + _opt_dbl(5, self.sum) + + _sint32(6, self.scale) + + _fix64(7, self.zero_count) + ) + if self.positive is not None: + result += _msg(8, self.positive.SerializeToString()) + if self.negative is not None: + result += _msg(9, self.negative.SerializeToString()) + result += ( + _u64(10, self.flags) + + b"".join(_msg(11, ex.SerializeToString()) for ex in self.exemplars) + + _opt_dbl(12, self.min) + + _opt_dbl(13, self.max) + + _dbl(14, self.zero_threshold) + ) + return result + + +class SummaryDataPoint: + class ValueAtQuantile: + def __init__(self, quantile: float = 0.0, value: float = 0.0): + self.quantile = quantile + self.value = value + + def SerializeToString(self) -> bytes: + return _dbl(1, self.quantile) + _dbl(2, self.value) + + def __init__( + self, + attributes: list[KeyValue] | None = None, + start_time_unix_nano: int = 0, + time_unix_nano: int = 0, + count: int = 0, + sum: float = 0.0, + quantile_values: list["SummaryDataPoint.ValueAtQuantile"] | None = None, + flags: int = 0, + ): + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.start_time_unix_nano = start_time_unix_nano + self.time_unix_nano = time_unix_nano + self.count = count + self.sum = sum + self.quantile_values: list[SummaryDataPoint.ValueAtQuantile] = ( + list(quantile_values) if quantile_values else [] + ) + self.flags = flags + + def SerializeToString(self) -> bytes: + result = b"".join(_msg(7, kv.SerializeToString()) for kv in self.attributes) + result += ( + _fix64(2, self.start_time_unix_nano) + + _fix64(3, self.time_unix_nano) + + _fix64(4, self.count) + + _dbl(5, self.sum) + + b"".join(_msg(6, qv.SerializeToString()) for qv in self.quantile_values) + + _u64(8, self.flags) + ) + return result + + +class Gauge: + def __init__(self, data_points: list[NumberDataPoint] | None = None): + self.data_points: list[NumberDataPoint] = ( + list(data_points) if data_points else [] + ) + + def SerializeToString(self) -> bytes: + return b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + + +class Sum: + def __init__( + self, + data_points: list[NumberDataPoint] | None = None, + aggregation_temporality: int = 0, + is_monotonic: bool = False, + ): + self.data_points: list[NumberDataPoint] = ( + list(data_points) if data_points else [] + ) + self.aggregation_temporality = aggregation_temporality + self.is_monotonic = is_monotonic + + def SerializeToString(self) -> bytes: + temp = self.aggregation_temporality + temp_int = temp.value if hasattr(temp, "value") else int(temp) + return ( + b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + + _u64(2, temp_int) + + _bool_field(3, self.is_monotonic) + ) + + +class Histogram: + def __init__( + self, + data_points: list[HistogramDataPoint] | None = None, + aggregation_temporality: int = 0, + ): + self.data_points: list[HistogramDataPoint] = ( + list(data_points) if data_points else [] + ) + self.aggregation_temporality = aggregation_temporality + + def SerializeToString(self) -> bytes: + temp = self.aggregation_temporality + temp_int = temp.value if hasattr(temp, "value") else int(temp) + return ( + b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + + _u64(2, temp_int) + ) + + +class ExponentialHistogram: + def __init__( + self, + data_points: list[ExponentialHistogramDataPoint] | None = None, + aggregation_temporality: int = 0, + ): + self.data_points: list[ExponentialHistogramDataPoint] = ( + list(data_points) if data_points else [] + ) + self.aggregation_temporality = aggregation_temporality + + def SerializeToString(self) -> bytes: + temp = self.aggregation_temporality + temp_int = temp.value if hasattr(temp, "value") else int(temp) + return ( + b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + + _u64(2, temp_int) + ) + + +class Summary: + def __init__(self, data_points: list[SummaryDataPoint] | None = None): + self.data_points: list[SummaryDataPoint] = ( + list(data_points) if data_points else [] + ) + + def SerializeToString(self) -> bytes: + return b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + + +class Metric: + def __init__( + self, + name: str = "", + description: str = "", + unit: str = "", + gauge: Gauge | None = None, + sum: Sum | None = None, + histogram: Histogram | None = None, + exponential_histogram: ExponentialHistogram | None = None, + summary: Summary | None = None, + ): + self.name = name + self.description = description + self.unit = unit + self.gauge = gauge + self.sum = sum + self.histogram = histogram + self.exponential_histogram = exponential_histogram + self.summary = summary + + # Resolve oneof data field name + if gauge is not None: + self._which_data = "gauge" + elif sum is not None: + self._which_data = "sum" + elif histogram is not None: + self._which_data = "histogram" + elif exponential_histogram is not None: + self._which_data = "exponential_histogram" + elif summary is not None: + self._which_data = "summary" + else: + self._which_data = None + + def WhichOneof(self, oneof_name: str) -> str | None: + if oneof_name == "data": + return self._which_data + return None + + def SerializeToString(self) -> bytes: + result = _str(1, self.name) + _str(2, self.description) + _str(3, self.unit) + if self.gauge is not None: + result += _msg(5, self.gauge.SerializeToString()) + elif self.sum is not None: + result += _msg(7, self.sum.SerializeToString()) + elif self.histogram is not None: + result += _msg(9, self.histogram.SerializeToString()) + elif self.exponential_histogram is not None: + result += _msg(10, self.exponential_histogram.SerializeToString()) + elif self.summary is not None: + result += _msg(11, self.summary.SerializeToString()) + return result + + +class ScopeMetrics: + def __init__( + self, + scope: InstrumentationScope | None = None, + metrics: list[Metric] | None = None, + schema_url: str = "", + ): + self.scope = scope + self.metrics: list[Metric] = list(metrics) if metrics else [] + self.schema_url = schema_url + + def SerializeToString(self) -> bytes: + result = b"" + if self.scope is not None: + result += _msg(1, self.scope.SerializeToString()) + result += b"".join(_msg(2, m.SerializeToString()) for m in self.metrics) + result += _str(3, self.schema_url) + return result + + +class ResourceMetrics: + def __init__( + self, + resource: Resource | None = None, + scope_metrics: list[ScopeMetrics] | None = None, + schema_url: str = "", + ): + self.resource = resource + self.scope_metrics: list[ScopeMetrics] = ( + list(scope_metrics) if scope_metrics else [] + ) + self.schema_url = schema_url + + def SerializeToString(self) -> bytes: + result = b"" + if self.resource is not None: + result += _msg(1, self.resource.SerializeToString()) + result += b"".join(_msg(2, sm.SerializeToString()) for sm in self.scope_metrics) + result += _str(3, self.schema_url) + return result diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py new file mode 100644 index 00000000000..d6f9f35b55e --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py @@ -0,0 +1,26 @@ +"""Pure-Python equivalents of opentelemetry/proto/resource/v1/resource_pb2.py. + +Field numbers: + Resource attributes=1 dropped_attributes_count=2 +""" + +from __future__ import annotations + +from opentelemetry.pyproto.common.v1.common_pyproto2 import KeyValue +from opentelemetry.pyproto._wire import _msg, _u64 + + +class Resource: + def __init__( + self, + attributes: list[KeyValue] | None = None, + dropped_attributes_count: int = 0, + ): + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.dropped_attributes_count = dropped_attributes_count + + def SerializeToString(self) -> bytes: + return ( + b"".join(_msg(1, kv.SerializeToString()) for kv in self.attributes) + + _u64(2, self.dropped_attributes_count) + ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py new file mode 100644 index 00000000000..42e9fa1bc08 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py @@ -0,0 +1,188 @@ +"""Pure-Python equivalents of opentelemetry/proto/trace/v1/trace_pb2.py. + +Field numbers: + Status message=2 code=3 + Span.Event time_unix_nano=1 name=2 attributes=3 dropped_attrs_count=4 + Span.Link trace_id=1 span_id=2 trace_state=3 attributes=4 + dropped_attrs_count=5 flags=6 + Span trace_id=1 span_id=2 trace_state=3 parent_span_id=4 + flags=16 name=5 kind=6 start_time_unix_nano=7 + end_time_unix_nano=8 attributes=9 dropped_attrs_count=10 + events=11 dropped_events_count=12 links=13 + dropped_links_count=14 status=15 + ScopeSpans scope=1 spans=2 schema_url=3 + ResourceSpans resource=1 scope_spans=2 schema_url=3 +""" + +from __future__ import annotations + +from opentelemetry.pyproto.common.v1.common_pyproto2 import ( + InstrumentationScope, + KeyValue, +) +from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource +from opentelemetry.pyproto._wire import ( + _byt, + _fix32, + _fix64, + _msg, + _str, + _u64, +) + + +class Status: + def __init__(self, message: str = "", code: int = 0): + self.message = message + self.code = code + + def SerializeToString(self) -> bytes: + return _str(2, self.message) + _u64(3, self.code) + + +class Span: + class Event: + def __init__( + self, + time_unix_nano: int = 0, + name: str = "", + attributes: list[KeyValue] | None = None, + dropped_attributes_count: int = 0, + ): + self.time_unix_nano = time_unix_nano + self.name = name + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.dropped_attributes_count = dropped_attributes_count + + def SerializeToString(self) -> bytes: + return ( + _fix64(1, self.time_unix_nano) + + _str(2, self.name) + + b"".join(_msg(3, kv.SerializeToString()) for kv in self.attributes) + + _u64(4, self.dropped_attributes_count) + ) + + class Link: + def __init__( + self, + trace_id: bytes = b"", + span_id: bytes = b"", + trace_state: str = "", + attributes: list[KeyValue] | None = None, + dropped_attributes_count: int = 0, + flags: int = 0, + ): + self.trace_id = trace_id + self.span_id = span_id + self.trace_state = trace_state + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.dropped_attributes_count = dropped_attributes_count + self.flags = flags + + def SerializeToString(self) -> bytes: + return ( + _byt(1, self.trace_id) + + _byt(2, self.span_id) + + _str(3, self.trace_state) + + b"".join(_msg(4, kv.SerializeToString()) for kv in self.attributes) + + _u64(5, self.dropped_attributes_count) + + _fix32(6, self.flags) + ) + + def __init__( + self, + trace_id: bytes = b"", + span_id: bytes = b"", + trace_state: str = "", + parent_span_id: bytes = b"", + flags: int = 0, + name: str = "", + kind: int = 0, + start_time_unix_nano: int = 0, + end_time_unix_nano: int = 0, + attributes: list[KeyValue] | None = None, + dropped_attributes_count: int = 0, + events: list["Span.Event"] | None = None, + dropped_events_count: int = 0, + links: list["Span.Link"] | None = None, + dropped_links_count: int = 0, + status: Status | None = None, + ): + self.trace_id = trace_id + self.span_id = span_id + self.trace_state = trace_state + self.parent_span_id = parent_span_id + self.flags = flags + self.name = name + self.kind = kind + self.start_time_unix_nano = start_time_unix_nano + self.end_time_unix_nano = end_time_unix_nano + self.attributes: list[KeyValue] = list(attributes) if attributes else [] + self.dropped_attributes_count = dropped_attributes_count + self.events: list[Span.Event] = list(events) if events else [] + self.dropped_events_count = dropped_events_count + self.links: list[Span.Link] = list(links) if links else [] + self.dropped_links_count = dropped_links_count + self.status = status + + def SerializeToString(self) -> bytes: + result = ( + _byt(1, self.trace_id) + + _byt(2, self.span_id) + + _str(3, self.trace_state) + + _byt(4, self.parent_span_id) + + _fix32(16, self.flags) + + _str(5, self.name) + + _u64(6, self.kind) + + _fix64(7, self.start_time_unix_nano) + + _fix64(8, self.end_time_unix_nano) + + b"".join(_msg(9, kv.SerializeToString()) for kv in self.attributes) + + _u64(10, self.dropped_attributes_count) + + b"".join(_msg(11, ev.SerializeToString()) for ev in self.events) + + _u64(12, self.dropped_events_count) + + b"".join(_msg(13, lk.SerializeToString()) for lk in self.links) + + _u64(14, self.dropped_links_count) + ) + if self.status is not None: + result += _msg(15, self.status.SerializeToString()) + return result + + +class ScopeSpans: + def __init__( + self, + scope: InstrumentationScope | None = None, + spans: list[Span] | None = None, + schema_url: str = "", + ): + self.scope = scope + self.spans: list[Span] = list(spans) if spans else [] + self.schema_url = schema_url + + def SerializeToString(self) -> bytes: + result = b"" + if self.scope is not None: + result += _msg(1, self.scope.SerializeToString()) + result += b"".join(_msg(2, sp.SerializeToString()) for sp in self.spans) + result += _str(3, self.schema_url) + return result + + +class ResourceSpans: + def __init__( + self, + resource: Resource | None = None, + scope_spans: list[ScopeSpans] | None = None, + schema_url: str = "", + ): + self.resource = resource + self.scope_spans: list[ScopeSpans] = list(scope_spans) if scope_spans else [] + self.schema_url = schema_url + + def SerializeToString(self) -> bytes: + result = b"" + if self.resource is not None: + result += _msg(1, self.resource.SerializeToString()) + result += b"".join(_msg(2, ss.SerializeToString()) for ss in self.scope_spans) + result += _str(3, self.schema_url) + return result diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/version/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/version/__init__.py new file mode 100644 index 00000000000..697c4434b93 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/version/__init__.py @@ -0,0 +1 @@ +__version__ = "1.43.0.dev" From 602d86ee13bfdf3fbba1478bc7027ef94bcaf4c6 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 20:25:28 -0600 Subject: [PATCH 02/66] Add opentelemetry-exporter-otlp-pyproto-common: SDK-to-pyproto encoding Mirrors opentelemetry-exporter-otlp-proto-common but imports from opentelemetry.pyproto.* instead of google.protobuf-backed stubs. Covers trace, metrics (with OTLPMetricExporterMixin), and log encoding. Metrics encoding is restructured to use constructive object building instead of protobuf in-place mutation. Co-Authored-By: Claude Sonnet 4.6 --- .../pyproject.toml | 25 ++ .../exporter/otlp/pyproto/common/__init__.py | 0 .../otlp/pyproto/common/_internal/__init__.py | 114 ++++++ .../common/_internal/_log_encoder/__init__.py | 87 +++++ .../_internal/metrics_encoder/__init__.py | 334 ++++++++++++++++++ .../_internal/trace_encoder/__init__.py | 160 +++++++++ .../otlp/pyproto/common/version/__init__.py | 1 + 7 files changed, 721 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/version/__init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml new file mode 100644 index 00000000000..df21c9c5418 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml @@ -0,0 +1,25 @@ +[build-system] +requires = ["hatchling"] +build-backend = "hatchling.build" + +[project] +name = "opentelemetry-exporter-otlp-pyproto-common" +dynamic = ["version"] +description = "OpenTelemetry OTLP encoding using pure-Python protobuf (no google.protobuf)" +readme = "README.rst" +license = "Apache-2.0" +requires-python = ">=3.10" +dependencies = [ + "opentelemetry-api ~= 1.43.0.dev", + "opentelemetry-sdk ~= 1.43.0.dev", + "opentelemetry-pyproto == 1.43.0.dev", +] + +[tool.hatch.version] +path = "src/opentelemetry/exporter/otlp/pyproto/common/version/__init__.py" + +[tool.hatch.build.targets.sdist] +include = ["/src"] + +[tool.hatch.build.targets.wheel] +packages = ["src/opentelemetry"] diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py new file mode 100644 index 00000000000..3dfc2be1d67 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py @@ -0,0 +1,114 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from __future__ import annotations + +import logging +from collections.abc import Callable, Mapping, Sequence +from typing import Any, TypeVar + +from opentelemetry.pyproto.common.v1.common_pyproto2 import ( + AnyValue, + ArrayValue, + InstrumentationScope as PB2InstrumentationScope, + KeyValue, + KeyValueList, +) +from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource as PB2Resource +from opentelemetry.sdk.trace import Resource +from opentelemetry.sdk.util.instrumentation import InstrumentationScope +from opentelemetry.util.types import _ExtendedAttributes + +_logger = logging.getLogger(__name__) + +_TypingResourceT = TypeVar("_TypingResourceT") +_ResourceDataT = TypeVar("_ResourceDataT") + + +def _encode_instrumentation_scope( + instrumentation_scope: InstrumentationScope, +) -> PB2InstrumentationScope: + if instrumentation_scope is None: + return PB2InstrumentationScope() + return PB2InstrumentationScope( + name=instrumentation_scope.name, + version=instrumentation_scope.version, + attributes=_encode_attributes(instrumentation_scope.attributes), + ) + + +def _encode_resource(resource: Resource) -> PB2Resource: + return PB2Resource(attributes=_encode_attributes(resource.attributes)) + + +def _encode_value(value: Any) -> AnyValue: + if value is None: + return AnyValue() + if isinstance(value, bool): + return AnyValue(bool_value=value) + if isinstance(value, str): + return AnyValue(string_value=value) + if isinstance(value, int): + return AnyValue(int_value=value) + if isinstance(value, float): + return AnyValue(double_value=value) + if isinstance(value, bytes): + return AnyValue(bytes_value=value) + if isinstance(value, Sequence): + return AnyValue( + array_value=ArrayValue(values=[_encode_value(v) for v in value]) + ) + if isinstance(value, Mapping): + return AnyValue( + kvlist_value=KeyValueList( + values=[_encode_key_value(str(k), v) for k, v in value.items()] + ) + ) + raise Exception(f"Invalid type {type(value)} of value {value}") + + +def _encode_key_value(key: str, value: Any) -> KeyValue: + return KeyValue(key=key, value=_encode_value(value)) + + +def _encode_span_id(span_id: int) -> bytes: + return span_id.to_bytes(length=8, byteorder="big", signed=False) + + +def _encode_trace_id(trace_id: int) -> bytes: + return trace_id.to_bytes(length=16, byteorder="big", signed=False) + + +def _encode_attributes( + attributes: _ExtendedAttributes | None, +) -> list[KeyValue]: + if not attributes: + return [] + pb2_attributes = [] + for key, value in attributes.items(): + try: + pb2_attributes.append(_encode_key_value(key, value)) + except Exception as error: + _logger.exception("Failed to encode key %s: %s", key, error) + return pb2_attributes + + +def _get_resource_data( + sdk_resource_scope_data: dict[Resource, _ResourceDataT], + resource_class: Callable[..., _TypingResourceT], + name: str, +) -> list[_TypingResourceT]: + resource_data = [] + for sdk_resource, scope_data in sdk_resource_scope_data.items(): + collector_resource = PB2Resource( + attributes=_encode_attributes(sdk_resource.attributes) + ) + resource_data.append( + resource_class( + **{ + "resource": collector_resource, + f"scope_{name}": scope_data.values(), + } + ) + ) + return resource_data diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py new file mode 100644 index 00000000000..73705038215 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py @@ -0,0 +1,87 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 +from collections import defaultdict +from collections.abc import Sequence + +from opentelemetry.exporter.otlp.pyproto.common._internal import ( + _encode_attributes, + _encode_instrumentation_scope, + _encode_resource, + _encode_span_id, + _encode_trace_id, + _encode_value, +) +from opentelemetry.pyproto.collector.logs.v1.logs_service_pyproto2 import ( + ExportLogsServiceRequest, +) +from opentelemetry.pyproto.logs.v1.logs_pyproto2 import ( + LogRecord, + ResourceLogs, + ScopeLogs, +) +from opentelemetry.sdk._logs import ReadableLogRecord + + +def encode_logs(batch: Sequence[ReadableLogRecord]) -> ExportLogsServiceRequest: + return ExportLogsServiceRequest(resource_logs=_encode_resource_logs(batch)) + + +def _encode_log(readable_log_record: ReadableLogRecord) -> LogRecord: + log = readable_log_record.log_record + span_id = ( + b"" + if log.span_id == 0 + else _encode_span_id(log.span_id) + ) + trace_id = ( + b"" + if log.trace_id == 0 + else _encode_trace_id(log.trace_id) + ) + return LogRecord( + time_unix_nano=log.timestamp, + observed_time_unix_nano=log.observed_timestamp, + span_id=span_id, + trace_id=trace_id, + flags=int(log.trace_flags), + body=_encode_value(log.body), + severity_text=log.severity_text or "", + attributes=_encode_attributes(log.attributes), + dropped_attributes_count=readable_log_record.dropped_attributes, + severity_number=getattr(log.severity_number, "value", 0) or 0, + event_name=log.event_name or "", + ) + + +def _encode_resource_logs( + batch: Sequence[ReadableLogRecord], +) -> list[ResourceLogs]: + sdk_resource_logs: dict = defaultdict(lambda: defaultdict(list)) + + for readable_log in batch: + sdk_resource = readable_log.resource + sdk_instrumentation = readable_log.instrumentation_scope or None + pb2_log = _encode_log(readable_log) + sdk_resource_logs[sdk_resource][sdk_instrumentation].append(pb2_log) + + pb2_resource_logs = [] + for sdk_resource, sdk_instrumentations in sdk_resource_logs.items(): + scope_logs = [] + for sdk_instrumentation, pb2_logs in sdk_instrumentations.items(): + scope_logs.append( + ScopeLogs( + scope=_encode_instrumentation_scope(sdk_instrumentation), + log_records=pb2_logs, + schema_url=sdk_instrumentation.schema_url + if sdk_instrumentation + else "", + ) + ) + pb2_resource_logs.append( + ResourceLogs( + resource=_encode_resource(sdk_resource), + scope_logs=scope_logs, + schema_url=sdk_resource.schema_url, + ) + ) + return pb2_resource_logs diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py new file mode 100644 index 00000000000..7c93be92cde --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py @@ -0,0 +1,334 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 +from __future__ import annotations + +import logging +from os import environ + +from opentelemetry.exporter.otlp.pyproto.common._internal import ( + _encode_attributes, + _encode_instrumentation_scope, + _encode_span_id, + _encode_trace_id, +) +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pyproto2 import ( + ExportMetricsServiceRequest, +) +from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ( + Exemplar, + ExponentialHistogram, + ExponentialHistogramDataPoint, + Gauge, + Histogram, + HistogramDataPoint, + Metric, + NumberDataPoint, + ResourceMetrics, + ScopeMetrics, + Sum, +) +from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource as PB2Resource +from opentelemetry.sdk.environment_variables import ( + OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION, + OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE, +) +from opentelemetry.sdk.metrics import ( + Counter, + Exemplar as SDKExemplar, + Histogram as SDKHistogram, + ObservableCounter, + ObservableGauge, + ObservableUpDownCounter, + UpDownCounter, +) +from opentelemetry.sdk.metrics.export import ( + AggregationTemporality, + Gauge as SDKGauge, + MetricExporter, + MetricsData, + Sum as SDKSum, +) +from opentelemetry.sdk.metrics.export import ( + ExponentialHistogram as ExponentialHistogramType, +) +from opentelemetry.sdk.metrics.export import ( + Histogram as HistogramType, +) +from opentelemetry.sdk.metrics.view import ( + Aggregation, + ExplicitBucketHistogramAggregation, + ExponentialBucketHistogramAggregation, +) + +_logger = logging.getLogger(__name__) + + +class OTLPMetricExporterMixin: + def _common_configuration( + self, + preferred_temporality: dict[type, AggregationTemporality] | None = None, + preferred_aggregation: dict[type, Aggregation] | None = None, + ) -> None: + MetricExporter.__init__( + self, + preferred_temporality=self._get_temporality(preferred_temporality), + preferred_aggregation=self._get_aggregation(preferred_aggregation), + ) + + def _get_temporality( + self, preferred_temporality: dict[type, AggregationTemporality] + ) -> dict[type, AggregationTemporality]: + otel_exporter_otlp_metrics_temporality_preference = ( + environ.get( + OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE, + "CUMULATIVE", + ) + .upper() + .strip() + ) + + if otel_exporter_otlp_metrics_temporality_preference == "DELTA": + instrument_class_temporality = { + Counter: AggregationTemporality.DELTA, + UpDownCounter: AggregationTemporality.CUMULATIVE, + SDKHistogram: AggregationTemporality.DELTA, + ObservableCounter: AggregationTemporality.DELTA, + ObservableUpDownCounter: AggregationTemporality.CUMULATIVE, + ObservableGauge: AggregationTemporality.CUMULATIVE, + } + elif otel_exporter_otlp_metrics_temporality_preference == "LOWMEMORY": + instrument_class_temporality = { + Counter: AggregationTemporality.DELTA, + UpDownCounter: AggregationTemporality.CUMULATIVE, + SDKHistogram: AggregationTemporality.DELTA, + ObservableCounter: AggregationTemporality.CUMULATIVE, + ObservableUpDownCounter: AggregationTemporality.CUMULATIVE, + ObservableGauge: AggregationTemporality.CUMULATIVE, + } + else: + if otel_exporter_otlp_metrics_temporality_preference != "CUMULATIVE": + _logger.warning( + "Unrecognized OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE" + " value found: %s, using CUMULATIVE", + otel_exporter_otlp_metrics_temporality_preference, + ) + instrument_class_temporality = { + Counter: AggregationTemporality.CUMULATIVE, + UpDownCounter: AggregationTemporality.CUMULATIVE, + SDKHistogram: AggregationTemporality.CUMULATIVE, + ObservableCounter: AggregationTemporality.CUMULATIVE, + ObservableUpDownCounter: AggregationTemporality.CUMULATIVE, + ObservableGauge: AggregationTemporality.CUMULATIVE, + } + + instrument_class_temporality.update(preferred_temporality or {}) + return instrument_class_temporality + + def _get_aggregation( + self, preferred_aggregation: dict[type, Aggregation] + ) -> dict[type, Aggregation]: + otel_exporter_otlp_metrics_default_histogram_aggregation = environ.get( + OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION, + "explicit_bucket_histogram", + ) + + if otel_exporter_otlp_metrics_default_histogram_aggregation == ( + "base2_exponential_bucket_histogram" + ): + instrument_class_aggregation: dict[type, Aggregation] = { + SDKHistogram: ExponentialBucketHistogramAggregation(), + } + else: + if otel_exporter_otlp_metrics_default_histogram_aggregation != ( + "explicit_bucket_histogram" + ): + _logger.warning( + "Invalid value for %s: %s, using explicit bucket histogram aggregation", + OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION, + otel_exporter_otlp_metrics_default_histogram_aggregation, + ) + instrument_class_aggregation = { + SDKHistogram: ExplicitBucketHistogramAggregation(), + } + + instrument_class_aggregation.update(preferred_aggregation or {}) + return instrument_class_aggregation + + +class EncodingException(Exception): + def __init__(self, original_exception, metric): + super().__init__() + self.original_exception = original_exception + self.metric = metric + + def __str__(self): + return f"{self.metric}\n{self.original_exception}" + + +def encode_metrics(data: MetricsData) -> ExportMetricsServiceRequest: + resource_metrics_list = [] + + for resource_metrics in data.resource_metrics: + scope_metrics_list = [] + sdk_resource = resource_metrics.resource + + for scope_metrics in resource_metrics.scope_metrics: + instrumentation_scope = scope_metrics.scope + pb2_scope_metrics = ScopeMetrics( + scope=_encode_instrumentation_scope(instrumentation_scope), + schema_url=instrumentation_scope.schema_url, + ) + + for metric in scope_metrics.metrics: + try: + pb2_metric = _encode_metric(metric) + except Exception as ex: + raise EncodingException(ex, metric) from None + if pb2_metric is not None: + pb2_scope_metrics.metrics.append(pb2_metric) + + scope_metrics_list.append(pb2_scope_metrics) + + resource_metrics_list.append( + ResourceMetrics( + resource=PB2Resource( + attributes=_encode_attributes(sdk_resource.attributes) + ), + scope_metrics=scope_metrics_list, + schema_url=sdk_resource.schema_url, + ) + ) + + return ExportMetricsServiceRequest(resource_metrics=resource_metrics_list) + + +def _encode_metric(metric) -> Metric | None: + kwargs: dict = dict( + name=metric.name, + description=metric.description, + unit=metric.unit, + ) + + if isinstance(metric.data, SDKGauge): + data_points = [] + for dp in metric.data.data_points: + pt_kwargs: dict = dict( + attributes=_encode_attributes(dp.attributes), + time_unix_nano=dp.time_unix_nano, + exemplars=_encode_exemplars(dp.exemplars), + ) + if isinstance(dp.value, int): + pt_kwargs["as_int"] = dp.value + else: + pt_kwargs["as_double"] = dp.value + data_points.append(NumberDataPoint(**pt_kwargs)) + kwargs["gauge"] = Gauge(data_points=data_points) + + elif isinstance(metric.data, HistogramType): + data_points = [] + for dp in metric.data.data_points: + data_points.append( + HistogramDataPoint( + attributes=_encode_attributes(dp.attributes), + time_unix_nano=dp.time_unix_nano, + start_time_unix_nano=dp.start_time_unix_nano, + exemplars=_encode_exemplars(dp.exemplars), + count=dp.count, + sum=dp.sum, + bucket_counts=list(dp.bucket_counts) if dp.bucket_counts else [], + explicit_bounds=list(dp.explicit_bounds) if dp.explicit_bounds else [], + max=dp.max, + min=dp.min, + ) + ) + kwargs["histogram"] = Histogram( + data_points=data_points, + aggregation_temporality=metric.data.aggregation_temporality, + ) + + elif isinstance(metric.data, SDKSum): + data_points = [] + for dp in metric.data.data_points: + pt_kwargs = dict( + attributes=_encode_attributes(dp.attributes), + start_time_unix_nano=dp.start_time_unix_nano, + time_unix_nano=dp.time_unix_nano, + exemplars=_encode_exemplars(dp.exemplars), + ) + if isinstance(dp.value, int): + pt_kwargs["as_int"] = dp.value + else: + pt_kwargs["as_double"] = dp.value + data_points.append(NumberDataPoint(**pt_kwargs)) + kwargs["sum"] = Sum( + data_points=data_points, + aggregation_temporality=metric.data.aggregation_temporality, + is_monotonic=metric.data.is_monotonic, + ) + + elif isinstance(metric.data, ExponentialHistogramType): + data_points = [] + for dp in metric.data.data_points: + positive = negative = None + if dp.positive.bucket_counts: + positive = ExponentialHistogramDataPoint.Buckets( + offset=dp.positive.offset, + bucket_counts=list(dp.positive.bucket_counts), + ) + if dp.negative.bucket_counts: + negative = ExponentialHistogramDataPoint.Buckets( + offset=dp.negative.offset, + bucket_counts=list(dp.negative.bucket_counts), + ) + data_points.append( + ExponentialHistogramDataPoint( + attributes=_encode_attributes(dp.attributes), + time_unix_nano=dp.time_unix_nano, + start_time_unix_nano=dp.start_time_unix_nano, + exemplars=_encode_exemplars(dp.exemplars), + count=dp.count, + sum=dp.sum, + scale=dp.scale, + zero_count=dp.zero_count, + positive=positive, + negative=negative, + flags=dp.flags, + max=dp.max, + min=dp.min, + ) + ) + kwargs["exponential_histogram"] = ExponentialHistogram( + data_points=data_points, + aggregation_temporality=metric.data.aggregation_temporality, + ) + + else: + _logger.warning("unsupported data type %s", metric.data.__class__.__name__) + return None + + return Metric(**kwargs) + + +def _encode_exemplars(sdk_exemplars: list[SDKExemplar]) -> list[Exemplar]: + result = [] + for sdk_exemplar in sdk_exemplars: + ex_kwargs: dict = dict( + time_unix_nano=sdk_exemplar.time_unix_nano, + filtered_attributes=_encode_attributes(sdk_exemplar.filtered_attributes), + ) + if ( + sdk_exemplar.span_id is not None + and sdk_exemplar.trace_id is not None + ): + ex_kwargs["span_id"] = _encode_span_id(sdk_exemplar.span_id) + ex_kwargs["trace_id"] = _encode_trace_id(sdk_exemplar.trace_id) + + if isinstance(sdk_exemplar.value, float): + ex_kwargs["as_double"] = sdk_exemplar.value + elif isinstance(sdk_exemplar.value, int): + ex_kwargs["as_int"] = sdk_exemplar.value + else: + raise ValueError("Exemplar value must be an int or float") + + result.append(Exemplar(**ex_kwargs)) + return result diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py new file mode 100644 index 00000000000..a966e5f0a84 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py @@ -0,0 +1,160 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import logging +from collections import defaultdict +from collections.abc import Sequence + +from opentelemetry.exporter.otlp.pyproto.common._internal import ( + _encode_attributes, + _encode_instrumentation_scope, + _encode_resource, + _encode_span_id, + _encode_trace_id, +) +from opentelemetry.pyproto.collector.trace.v1.trace_service_pyproto2 import ( + ExportTraceServiceRequest, +) +from opentelemetry.pyproto.trace.v1.trace_pyproto2 import ( + ResourceSpans, + ScopeSpans, + Span, + Status, +) +from opentelemetry.sdk.trace import Event, ReadableSpan +from opentelemetry.trace import Link, SpanKind +from opentelemetry.trace.span import SpanContext, TraceState + +# Map SDK SpanKind (0-4) to proto SpanKind (1-5) +_SPAN_KIND_MAP = { + SpanKind.INTERNAL: 1, + SpanKind.SERVER: 2, + SpanKind.CLIENT: 3, + SpanKind.PRODUCER: 4, + SpanKind.CONSUMER: 5, +} + +# proto SpanFlags values +_SPAN_FLAGS_CONTEXT_HAS_IS_REMOTE_MASK = 0x00000100 +_SPAN_FLAGS_CONTEXT_IS_REMOTE_MASK = 0x00000200 + +_logger = logging.getLogger(__name__) + + +def encode_spans(sdk_spans: Sequence[ReadableSpan]) -> ExportTraceServiceRequest: + return ExportTraceServiceRequest( + resource_spans=_encode_resource_spans(sdk_spans) + ) + + +def _encode_resource_spans( + sdk_spans: Sequence[ReadableSpan], +) -> list[ResourceSpans]: + sdk_resource_spans: dict = defaultdict(lambda: defaultdict(list)) + + for sdk_span in sdk_spans: + sdk_resource = sdk_span.resource + sdk_instrumentation = sdk_span.instrumentation_scope or None + pb2_span = _encode_span(sdk_span) + sdk_resource_spans[sdk_resource][sdk_instrumentation].append(pb2_span) + + pb2_resource_spans = [] + for sdk_resource, sdk_instrumentations in sdk_resource_spans.items(): + scope_spans = [] + for sdk_instrumentation, pb2_spans in sdk_instrumentations.items(): + scope_spans.append( + ScopeSpans( + scope=_encode_instrumentation_scope(sdk_instrumentation), + spans=pb2_spans, + schema_url=sdk_instrumentation.schema_url + if sdk_instrumentation + else "", + ) + ) + pb2_resource_spans.append( + ResourceSpans( + resource=_encode_resource(sdk_resource), + scope_spans=scope_spans, + schema_url=sdk_resource.schema_url, + ) + ) + return pb2_resource_spans + + +def _span_flags(parent_span_context: SpanContext | None) -> int: + flags = _SPAN_FLAGS_CONTEXT_HAS_IS_REMOTE_MASK + if parent_span_context and parent_span_context.is_remote: + flags |= _SPAN_FLAGS_CONTEXT_IS_REMOTE_MASK + return flags + + +def _encode_span(sdk_span: ReadableSpan) -> Span: + span_context = sdk_span.get_span_context() + return Span( + trace_id=_encode_trace_id(span_context.trace_id), + span_id=_encode_span_id(span_context.span_id), + trace_state=_encode_trace_state(span_context.trace_state), + parent_span_id=_encode_parent_id(sdk_span.parent), + name=sdk_span.name, + kind=_SPAN_KIND_MAP[sdk_span.kind], + start_time_unix_nano=sdk_span.start_time, + end_time_unix_nano=sdk_span.end_time, + attributes=_encode_attributes(sdk_span.attributes), + events=_encode_events(sdk_span.events), + links=_encode_links(sdk_span.links), + status=_encode_status(sdk_span.status), + dropped_attributes_count=sdk_span.dropped_attributes, + dropped_events_count=sdk_span.dropped_events, + dropped_links_count=sdk_span.dropped_links, + flags=_span_flags(sdk_span.parent), + ) + + +def _encode_events(events: Sequence[Event]) -> list[Span.Event] | None: + if not events: + return None + return [ + Span.Event( + name=event.name, + time_unix_nano=event.timestamp, + attributes=_encode_attributes(event.attributes), + dropped_attributes_count=event.dropped_attributes, + ) + for event in events + ] + + +def _encode_links(links: Sequence[Link]) -> list[Span.Link] | None: + if not links: + return None + return [ + Span.Link( + trace_id=_encode_trace_id(link.context.trace_id), + span_id=_encode_span_id(link.context.span_id), + attributes=_encode_attributes(link.attributes), + dropped_attributes_count=link.dropped_attributes, + flags=_span_flags(link.context), + ) + for link in links + ] + + +def _encode_status(status) -> Status | None: + if status is None: + return None + return Status( + code=status.status_code.value, + message=status.description or "", + ) + + +def _encode_trace_state(trace_state: TraceState) -> str: + if trace_state is None: + return "" + return ",".join(f"{key}={value}" for key, value in trace_state.items()) + + +def _encode_parent_id(context: SpanContext | None) -> bytes: + if context: + return _encode_span_id(context.span_id) + return b"" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/version/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/version/__init__.py new file mode 100644 index 00000000000..697c4434b93 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/version/__init__.py @@ -0,0 +1 @@ +__version__ = "1.43.0.dev" From 882978d98dc884106d9353fc6ecb5b2f8662e0f1 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 20:30:34 -0600 Subject: [PATCH 03/66] Add opentelemetry-exporter-otlp-pyproto-http: HTTP OTLP exporter (no google.protobuf) Mirrors opentelemetry-exporter-otlp-proto-http but uses pyproto-common encoding. Includes OTLPSpanExporter, OTLPLogExporter, OTLPMetricExporter with full retry logic, compression support, and metrics batch splitting. Co-Authored-By: Claude Sonnet 4.6 --- .../pyproject.toml | 35 ++ .../exporter/otlp/pyproto/http/__init__.py | 17 + .../otlp/pyproto/http/_common/__init__.py | 55 +++ .../pyproto/http/_log_exporter/__init__.py | 231 +++++++++ .../pyproto/http/metric_exporter/__init__.py | 446 ++++++++++++++++++ .../pyproto/http/trace_exporter/__init__.py | 228 +++++++++ .../otlp/pyproto/http/version/__init__.py | 1 + 7 files changed, 1013 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/version/__init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml new file mode 100644 index 00000000000..44c7144563a --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml @@ -0,0 +1,35 @@ +[build-system] +requires = ["hatchling"] +build-backend = "hatchling.build" + +[project] +name = "opentelemetry-exporter-otlp-pyproto-http" +dynamic = ["version"] +description = "OpenTelemetry Collector pure-Python protobuf over HTTP Exporter (no google.protobuf)" +readme = "README.rst" +license = "Apache-2.0" +requires-python = ">=3.10" +dependencies = [ + "opentelemetry-api ~= 1.43.0.dev", + "opentelemetry-sdk ~= 1.43.0.dev", + "opentelemetry-exporter-otlp-pyproto-common == 1.43.0.dev", + "requests ~= 2.7", +] + +[project.entry-points.opentelemetry_traces_exporter] +otlp_pyproto_http = "opentelemetry.exporter.otlp.pyproto.http.trace_exporter:OTLPSpanExporter" + +[project.entry-points.opentelemetry_metrics_exporter] +otlp_pyproto_http = "opentelemetry.exporter.otlp.pyproto.http.metric_exporter:OTLPMetricExporter" + +[project.entry-points.opentelemetry_logs_exporter] +otlp_pyproto_http = "opentelemetry.exporter.otlp.pyproto.http._log_exporter:OTLPLogExporter" + +[tool.hatch.version] +path = "src/opentelemetry/exporter/otlp/pyproto/http/version/__init__.py" + +[tool.hatch.build.targets.sdist] +include = ["/src"] + +[tool.hatch.build.targets.wheel] +packages = ["src/opentelemetry"] diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py new file mode 100644 index 00000000000..66bb4e9e0dc --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py @@ -0,0 +1,17 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import enum + +from .version import __version__ + +_OTLP_HTTP_HEADERS = { + "Content-Type": "application/x-protobuf", + "User-Agent": "OTel-OTLP-Exporter-Python/" + __version__, +} + + +class Compression(enum.Enum): + NoCompression = "none" + Deflate = "deflate" + Gzip = "gzip" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py new file mode 100644 index 00000000000..d8e189ca7d4 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py @@ -0,0 +1,55 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from os import environ +from typing import Literal + +import requests + +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER, +) +from opentelemetry.util._importlib_metadata import entry_points + + +def _is_retryable(resp: requests.Response) -> bool: + if resp.status_code == 408: + return True + if 500 <= resp.status_code <= 599: + return True + return False + + +def _load_session_from_envvar( + cred_envvar: Literal[ + "OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER", + "OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER", + "OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER", + ], +) -> requests.Session | None: + _credential_env = environ.get( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER + ) or environ.get(cred_envvar) + if _credential_env: + try: + maybe_session = next( + iter( + entry_points( + group="opentelemetry_otlp_credential_provider", + name=_credential_env, + ) + ) + ).load()() + except StopIteration: + raise RuntimeError( + f"Requested component '{_credential_env}' not found in " + f"entry point 'opentelemetry_otlp_credential_provider'" + ) + if isinstance(maybe_session, requests.Session): + return maybe_session + else: + raise RuntimeError( + f"Requested component '{_credential_env}' is of type {type(maybe_session)}" + f" must be of type `requests.Session`." + ) + return None diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py new file mode 100644 index 00000000000..e5c2b8e4f82 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py @@ -0,0 +1,231 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import gzip +import logging +import random +import threading +import zlib +from collections.abc import Sequence +from io import BytesIO +from os import environ +from time import time + +import requests +from requests.exceptions import ConnectionError + +from opentelemetry.exporter.otlp.pyproto.common._internal._log_encoder import ( + encode_logs, +) +from opentelemetry.exporter.otlp.pyproto.http import ( + _OTLP_HTTP_HEADERS, + Compression, +) +from opentelemetry.exporter.otlp.pyproto.http._common import ( + _is_retryable, + _load_session_from_envvar, +) +from opentelemetry.sdk._logs import ReadableLogRecord +from opentelemetry.sdk._logs.export import ( + LogRecordExporter, + LogRecordExportResult, +) +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_KEY, + OTEL_EXPORTER_OTLP_COMPRESSION, + OTEL_EXPORTER_OTLP_ENDPOINT, + OTEL_EXPORTER_OTLP_HEADERS, + OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, + OTEL_EXPORTER_OTLP_LOGS_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_LOGS_CLIENT_KEY, + OTEL_EXPORTER_OTLP_LOGS_COMPRESSION, + OTEL_EXPORTER_OTLP_LOGS_ENDPOINT, + OTEL_EXPORTER_OTLP_LOGS_HEADERS, + OTEL_EXPORTER_OTLP_LOGS_TIMEOUT, + OTEL_EXPORTER_OTLP_TIMEOUT, +) +from opentelemetry.util.re import parse_env_headers + +_logger = logging.getLogger(__name__) + +DEFAULT_ENDPOINT = "http://localhost:4318/" +DEFAULT_LOGS_EXPORT_PATH = "v1/logs" +DEFAULT_TIMEOUT = 10 +_MAX_RETRYS = 6 + + +class OTLPLogExporter(LogRecordExporter): + def __init__( + self, + endpoint: str | None = None, + certificate_file: str | None = None, + client_key_file: str | None = None, + client_certificate_file: str | None = None, + headers: dict[str, str] | None = None, + timeout: float | None = None, + compression: Compression | None = None, + session: requests.Session | None = None, + ): + self._shutdown_is_occuring = threading.Event() + self._endpoint = endpoint or environ.get( + OTEL_EXPORTER_OTLP_LOGS_ENDPOINT, + _append_logs_path( + environ.get(OTEL_EXPORTER_OTLP_ENDPOINT, DEFAULT_ENDPOINT) + ), + ) + self._certificate_file = certificate_file or environ.get( + OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, + environ.get(OTEL_EXPORTER_OTLP_CERTIFICATE, True), + ) + self._client_key_file = client_key_file or environ.get( + OTEL_EXPORTER_OTLP_LOGS_CLIENT_KEY, + environ.get(OTEL_EXPORTER_OTLP_CLIENT_KEY, None), + ) + self._client_certificate_file = client_certificate_file or environ.get( + OTEL_EXPORTER_OTLP_LOGS_CLIENT_CERTIFICATE, + environ.get(OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, None), + ) + self._client_cert = ( + (self._client_certificate_file, self._client_key_file) + if self._client_certificate_file and self._client_key_file + else self._client_certificate_file + ) + headers_string = environ.get( + OTEL_EXPORTER_OTLP_LOGS_HEADERS, + environ.get(OTEL_EXPORTER_OTLP_HEADERS, ""), + ) + self._headers = headers or parse_env_headers(headers_string, liberal=True) + self._timeout = timeout or float( + environ.get( + OTEL_EXPORTER_OTLP_LOGS_TIMEOUT, + environ.get(OTEL_EXPORTER_OTLP_TIMEOUT, DEFAULT_TIMEOUT), + ) + ) + self._compression = compression or _compression_from_env() + self._session = ( + session + or _load_session_from_envvar( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER + ) + or requests.Session() + ) + self._session.headers.update(self._headers) + self._session.headers.update(_OTLP_HTTP_HEADERS) + self._session.headers.update(self._headers) + if self._compression is not Compression.NoCompression: + self._session.headers.update( + {"Content-Encoding": self._compression.value} + ) + self._shutdown = False + + def _export(self, serialized_data: bytes, timeout_sec: float | None = None): + data = serialized_data + if self._compression == Compression.Gzip: + gzip_data = BytesIO() + with gzip.GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: + gzip_stream.write(serialized_data) + data = gzip_data.getvalue() + elif self._compression == Compression.Deflate: + data = zlib.compress(serialized_data) + if timeout_sec is None: + timeout_sec = self._timeout + try: + resp = self._session.post( + url=self._endpoint, + data=data, + verify=self._certificate_file, + timeout=timeout_sec, + cert=self._client_cert, + ) + except ConnectionError: + resp = self._session.post( + url=self._endpoint, + data=data, + verify=self._certificate_file, + timeout=timeout_sec, + cert=self._client_cert, + ) + return resp + + def export(self, batch: Sequence[ReadableLogRecord]) -> LogRecordExportResult: + if self._shutdown: + _logger.warning("Exporter already shutdown, ignoring batch") + return LogRecordExportResult.FAILURE + + serialized_data = encode_logs(batch).SerializeToString() + deadline_sec = time() + self._timeout + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + export_error: Exception | None = None + try: + resp = self._export(serialized_data, deadline_sec - time()) + if resp.ok: + return LogRecordExportResult.SUCCESS + except requests.exceptions.RequestException as error: + reason = error + export_error = error + retryable = isinstance(error, ConnectionError) + status_code = None + else: + reason = resp.reason + retryable = _is_retryable(resp) + status_code = resp.status_code + + if not retryable: + _logger.error( + "Failed to export logs batch code: %s, reason: %s", + status_code, + reason, + ) + return LogRecordExportResult.FAILURE + + if ( + retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + _logger.error( + "Failed to export logs batch due to timeout, max retries or shutdown." + ) + return LogRecordExportResult.FAILURE + + _logger.warning( + "Transient error %s encountered while exporting logs batch, retrying in %.2fs.", + reason, + backoff_seconds, + ) + if self._shutdown_is_occuring.wait(backoff_seconds): + _logger.warning("Shutdown in progress, aborting retry.") + break + return LogRecordExportResult.FAILURE + + def force_flush(self, timeout_millis: float = 10_000) -> bool: + return True + + def shutdown(self): + if self._shutdown: + _logger.warning("Exporter already shutdown, ignoring call") + return + self._shutdown = True + self._shutdown_is_occuring.set() + self._session.close() + + +def _compression_from_env() -> Compression: + return Compression( + environ.get( + OTEL_EXPORTER_OTLP_LOGS_COMPRESSION, + environ.get(OTEL_EXPORTER_OTLP_COMPRESSION, "none"), + ) + .lower() + .strip() + ) + + +def _append_logs_path(endpoint: str) -> str: + if endpoint.endswith("/"): + return endpoint + DEFAULT_LOGS_EXPORT_PATH + return endpoint + f"/{DEFAULT_LOGS_EXPORT_PATH}" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py new file mode 100644 index 00000000000..5b1d0cb5a98 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py @@ -0,0 +1,446 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 +from __future__ import annotations + +import gzip +import logging +import random +import threading +import zlib +from collections.abc import Iterable +from io import BytesIO +from os import environ +from time import time + +import requests +from requests.exceptions import ConnectionError + +from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import ( + OTLPMetricExporterMixin, + encode_metrics, +) +from opentelemetry.exporter.otlp.pyproto.http import ( + _OTLP_HTTP_HEADERS, + Compression, +) +from opentelemetry.exporter.otlp.pyproto.http._common import ( + _is_retryable, + _load_session_from_envvar, +) +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pyproto2 import ( + ExportMetricsServiceRequest, +) +from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ( + ExponentialHistogram, + Gauge, + Histogram, + Metric, + ResourceMetrics, + ScopeMetrics, + Sum, + Summary, +) +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_KEY, + OTEL_EXPORTER_OTLP_COMPRESSION, + OTEL_EXPORTER_OTLP_ENDPOINT, + OTEL_EXPORTER_OTLP_HEADERS, + OTEL_EXPORTER_OTLP_METRICS_CERTIFICATE, + OTEL_EXPORTER_OTLP_METRICS_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_METRICS_CLIENT_KEY, + OTEL_EXPORTER_OTLP_METRICS_COMPRESSION, + OTEL_EXPORTER_OTLP_METRICS_ENDPOINT, + OTEL_EXPORTER_OTLP_METRICS_HEADERS, + OTEL_EXPORTER_OTLP_METRICS_TIMEOUT, + OTEL_EXPORTER_OTLP_TIMEOUT, +) +from opentelemetry.sdk.metrics._internal.aggregation import Aggregation +from opentelemetry.sdk.metrics.export import ( + AggregationTemporality, + MetricExporter, + MetricExportResult, + MetricsData, +) +from opentelemetry.util.re import parse_env_headers + +_logger = logging.getLogger(__name__) + +DEFAULT_ENDPOINT = "http://localhost:4318/" +DEFAULT_METRICS_EXPORT_PATH = "v1/metrics" +DEFAULT_TIMEOUT = 10 +_MAX_RETRYS = 6 + + +class OTLPMetricExporter(MetricExporter, OTLPMetricExporterMixin): + def __init__( + self, + endpoint: str | None = None, + certificate_file: str | None = None, + client_key_file: str | None = None, + client_certificate_file: str | None = None, + headers: dict[str, str] | None = None, + timeout: float | None = None, + compression: Compression | None = None, + session: requests.Session | None = None, + preferred_temporality: dict[type, AggregationTemporality] | None = None, + preferred_aggregation: dict[type, Aggregation] | None = None, + max_export_batch_size: int | None = None, + ): + self._shutdown_in_progress = threading.Event() + self._endpoint = endpoint or environ.get( + OTEL_EXPORTER_OTLP_METRICS_ENDPOINT, + _append_metrics_path( + environ.get(OTEL_EXPORTER_OTLP_ENDPOINT, DEFAULT_ENDPOINT) + ), + ) + self._certificate_file = certificate_file or environ.get( + OTEL_EXPORTER_OTLP_METRICS_CERTIFICATE, + environ.get(OTEL_EXPORTER_OTLP_CERTIFICATE, True), + ) + self._client_key_file = client_key_file or environ.get( + OTEL_EXPORTER_OTLP_METRICS_CLIENT_KEY, + environ.get(OTEL_EXPORTER_OTLP_CLIENT_KEY, None), + ) + self._client_certificate_file = client_certificate_file or environ.get( + OTEL_EXPORTER_OTLP_METRICS_CLIENT_CERTIFICATE, + environ.get(OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, None), + ) + self._client_cert = ( + (self._client_certificate_file, self._client_key_file) + if self._client_certificate_file and self._client_key_file + else self._client_certificate_file + ) + headers_string = environ.get( + OTEL_EXPORTER_OTLP_METRICS_HEADERS, + environ.get(OTEL_EXPORTER_OTLP_HEADERS, ""), + ) + self._headers = headers or parse_env_headers(headers_string, liberal=True) + self._timeout = timeout or float( + environ.get( + OTEL_EXPORTER_OTLP_METRICS_TIMEOUT, + environ.get(OTEL_EXPORTER_OTLP_TIMEOUT, DEFAULT_TIMEOUT), + ) + ) + self._compression = compression or _compression_from_env() + self._session = ( + session + or _load_session_from_envvar( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER + ) + or requests.Session() + ) + self._session.headers.update(self._headers) + self._session.headers.update(_OTLP_HTTP_HEADERS) + self._session.headers.update(self._headers) + if self._compression is not Compression.NoCompression: + self._session.headers.update( + {"Content-Encoding": self._compression.value} + ) + self._common_configuration(preferred_temporality, preferred_aggregation) + self._max_export_batch_size = max_export_batch_size + self._shutdown = False + + def _export(self, serialized_data: bytes, timeout_sec: float | None = None): + data = serialized_data + if self._compression == Compression.Gzip: + gzip_data = BytesIO() + with gzip.GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: + gzip_stream.write(serialized_data) + data = gzip_data.getvalue() + elif self._compression == Compression.Deflate: + data = zlib.compress(serialized_data) + if timeout_sec is None: + timeout_sec = self._timeout + try: + resp = self._session.post( + url=self._endpoint, + data=data, + verify=self._certificate_file, + timeout=timeout_sec, + cert=self._client_cert, + ) + except ConnectionError: + resp = self._session.post( + url=self._endpoint, + data=data, + verify=self._certificate_file, + timeout=timeout_sec, + cert=self._client_cert, + ) + return resp + + def _export_with_retries( + self, + export_request: ExportMetricsServiceRequest, + deadline_sec: float, + num_items: int, + ) -> MetricExportResult: + serialized_data = export_request.SerializeToString() + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + export_error: Exception | None = None + try: + resp = self._export(serialized_data, deadline_sec - time()) + if resp.ok: + return MetricExportResult.SUCCESS + except requests.exceptions.RequestException as error: + reason = error + export_error = error + retryable = isinstance(error, ConnectionError) + status_code = None + else: + reason = resp.reason + retryable = _is_retryable(resp) + status_code = resp.status_code + + if not retryable: + _logger.error( + "Failed to export metrics batch code: %s, reason: %s", + status_code, + reason, + ) + return MetricExportResult.FAILURE + + if ( + retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + _logger.error( + "Failed to export metrics batch due to timeout, max retries or shutdown." + ) + return MetricExportResult.FAILURE + + _logger.warning( + "Transient error %s encountered while exporting metrics batch, retrying in %.2fs.", + reason, + backoff_seconds, + ) + if self._shutdown_in_progress.wait(backoff_seconds): + _logger.warning("Shutdown in progress, aborting retry.") + break + return MetricExportResult.FAILURE + + def export( + self, + metrics_data: MetricsData, + timeout_millis: float | None = 10000, + **kwargs, + ) -> MetricExportResult: + if self._shutdown: + _logger.warning("Exporter already shutdown, ignoring batch") + return MetricExportResult.FAILURE + + num_items = 0 + for resource_metrics in metrics_data.resource_metrics: + for scope_metrics in resource_metrics.scope_metrics: + for metric in scope_metrics.metrics: + num_items += len(metric.data.data_points) + + export_request = encode_metrics(metrics_data) + deadline_sec = time() + self._timeout + + if self._max_export_batch_size is None: + return self._export_with_retries(export_request, deadline_sec, num_items) + + for split_request in _split_metrics_data(export_request, self._max_export_batch_size): + if self._export_with_retries(split_request, deadline_sec, num_items) != MetricExportResult.SUCCESS: + return MetricExportResult.FAILURE + + return MetricExportResult.SUCCESS + + def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: + if self._shutdown: + _logger.warning("Exporter already shutdown, ignoring call") + return + self._shutdown = True + self._shutdown_in_progress.set() + self._session.close() + + def force_flush(self, timeout_millis: float = 10_000) -> bool: + return True + + @property + def _exporting(self) -> str: + return "metrics" + + +def _split_metrics_data( + metrics_data: ExportMetricsServiceRequest, + max_export_batch_size: int, +) -> Iterable[ExportMetricsServiceRequest]: + if not max_export_batch_size: + yield metrics_data + return + + batch_size = 0 + split_resource_metrics: list[dict] = [] + + for resource_metrics in metrics_data.resource_metrics: + split_scope_metrics: list[dict] = [] + split_resource_metrics.append({ + "resource": resource_metrics.resource, + "schema_url": resource_metrics.schema_url, + "scope_metrics": split_scope_metrics, + }) + + for scope_metrics in resource_metrics.scope_metrics: + split_metrics: list[dict] = [] + split_scope_metrics.append({ + "scope": scope_metrics.scope, + "schema_url": scope_metrics.schema_url, + "metrics": split_metrics, + }) + + for metric in scope_metrics.metrics: + split_data_points: list = [] + field_name = metric.WhichOneof("data") + if not field_name: + _logger.warning("Tried to split an unsupported metric type. Skipping.") + continue + + data_container = getattr(metric, field_name) + metric_dict: dict = { + "name": metric.name, + "description": metric.description, + "unit": metric.unit, + field_name: {"data_points": split_data_points}, + } + if hasattr(data_container, "aggregation_temporality"): + metric_dict[field_name]["aggregation_temporality"] = data_container.aggregation_temporality + if hasattr(data_container, "is_monotonic"): + metric_dict[field_name]["is_monotonic"] = data_container.is_monotonic + split_metrics.append(metric_dict) + + for data_point in data_container.data_points: + split_data_points.append(data_point) + batch_size += 1 + + if batch_size >= max_export_batch_size: + yield ExportMetricsServiceRequest( + resource_metrics=_build_resource_metrics(split_resource_metrics) + ) + batch_size = 0 + split_data_points = [] + + field_name = metric.WhichOneof("data") + if field_name is None: + _logger.warning("Tried to split an unsupported metric type. Skipping.") + continue + data_container = getattr(metric, field_name) + metric_dict = { + "name": metric.name, + "description": metric.description, + "unit": metric.unit, + field_name: {"data_points": split_data_points}, + } + if hasattr(data_container, "aggregation_temporality"): + metric_dict[field_name]["aggregation_temporality"] = data_container.aggregation_temporality + if hasattr(data_container, "is_monotonic"): + metric_dict[field_name]["is_monotonic"] = data_container.is_monotonic + + split_metrics = [metric_dict] + split_scope_metrics = [{ + "scope": scope_metrics.scope, + "schema_url": scope_metrics.schema_url, + "metrics": split_metrics, + }] + split_resource_metrics = [{ + "resource": resource_metrics.resource, + "schema_url": resource_metrics.schema_url, + "scope_metrics": split_scope_metrics, + }] + + if not split_data_points: + split_metrics.pop() + + if not split_metrics: + split_scope_metrics.pop() + + if not split_scope_metrics: + split_resource_metrics.pop() + + if batch_size > 0: + yield ExportMetricsServiceRequest( + resource_metrics=_build_resource_metrics(split_resource_metrics) + ) + + +def _build_resource_metrics(split_resource_metrics: list[dict]) -> list[ResourceMetrics]: + result = [] + for rm in split_resource_metrics: + scope_metrics_list = [] + for sm in rm.get("scope_metrics", []): + metrics_list = [] + for metric in sm.get("metrics", []): + new_metric = _build_metric(metric) + if new_metric is not None: + metrics_list.append(new_metric) + scope_metrics_list.append(ScopeMetrics( + scope=sm.get("scope"), + metrics=metrics_list, + schema_url=sm.get("schema_url") or "", + )) + result.append(ResourceMetrics( + resource=rm.get("resource"), + scope_metrics=scope_metrics_list, + schema_url=rm.get("schema_url") or "", + )) + return result + + +def _build_metric(metric: dict) -> Metric | None: + kwargs: dict = dict( + name=metric.get("name"), + description=metric.get("description"), + unit=metric.get("unit"), + ) + if "sum" in metric: + d = metric["sum"] + kwargs["sum"] = Sum( + data_points=list(d.get("data_points", [])), + aggregation_temporality=d.get("aggregation_temporality", 0), + is_monotonic=d.get("is_monotonic", False), + ) + elif "histogram" in metric: + d = metric["histogram"] + kwargs["histogram"] = Histogram( + data_points=list(d.get("data_points", [])), + aggregation_temporality=d.get("aggregation_temporality", 0), + ) + elif "exponential_histogram" in metric: + d = metric["exponential_histogram"] + kwargs["exponential_histogram"] = ExponentialHistogram( + data_points=list(d.get("data_points", [])), + aggregation_temporality=d.get("aggregation_temporality", 0), + ) + elif "gauge" in metric: + d = metric["gauge"] + kwargs["gauge"] = Gauge(data_points=list(d.get("data_points", []))) + elif "summary" in metric: + d = metric["summary"] + kwargs["summary"] = Summary(data_points=list(d.get("data_points", []))) + else: + _logger.warning("Tried to build an unsupported metric type. Skipping.") + return None + return Metric(**kwargs) + + +def _compression_from_env() -> Compression: + return Compression( + environ.get( + OTEL_EXPORTER_OTLP_METRICS_COMPRESSION, + environ.get(OTEL_EXPORTER_OTLP_COMPRESSION, "none"), + ) + .lower() + .strip() + ) + + +def _append_metrics_path(endpoint: str) -> str: + if endpoint.endswith("/"): + return endpoint + DEFAULT_METRICS_EXPORT_PATH + return endpoint + f"/{DEFAULT_METRICS_EXPORT_PATH}" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py new file mode 100644 index 00000000000..9290106132c --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py @@ -0,0 +1,228 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import gzip +import logging +import random +import threading +import zlib +from collections.abc import Sequence +from io import BytesIO +from os import environ +from time import time + +import requests +from requests.exceptions import ConnectionError + +from opentelemetry.exporter.otlp.pyproto.common._internal.trace_encoder import ( + encode_spans, +) +from opentelemetry.exporter.otlp.pyproto.http import ( + _OTLP_HTTP_HEADERS, + Compression, +) +from opentelemetry.exporter.otlp.pyproto.http._common import ( + _is_retryable, + _load_session_from_envvar, +) +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_KEY, + OTEL_EXPORTER_OTLP_COMPRESSION, + OTEL_EXPORTER_OTLP_ENDPOINT, + OTEL_EXPORTER_OTLP_HEADERS, + OTEL_EXPORTER_OTLP_TIMEOUT, + OTEL_EXPORTER_OTLP_TRACES_CERTIFICATE, + OTEL_EXPORTER_OTLP_TRACES_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_TRACES_CLIENT_KEY, + OTEL_EXPORTER_OTLP_TRACES_COMPRESSION, + OTEL_EXPORTER_OTLP_TRACES_ENDPOINT, + OTEL_EXPORTER_OTLP_TRACES_HEADERS, + OTEL_EXPORTER_OTLP_TRACES_TIMEOUT, +) +from opentelemetry.sdk.trace import ReadableSpan +from opentelemetry.sdk.trace.export import SpanExporter, SpanExportResult +from opentelemetry.util.re import parse_env_headers + +_logger = logging.getLogger(__name__) + +DEFAULT_ENDPOINT = "http://localhost:4318/" +DEFAULT_TRACES_EXPORT_PATH = "v1/traces" +DEFAULT_TIMEOUT = 10 +_MAX_RETRYS = 6 + + +class OTLPSpanExporter(SpanExporter): + def __init__( + self, + endpoint: str | None = None, + certificate_file: str | None = None, + client_key_file: str | None = None, + client_certificate_file: str | None = None, + headers: dict[str, str] | None = None, + timeout: float | None = None, + compression: Compression | None = None, + session: requests.Session | None = None, + ): + self._shutdown_in_progress = threading.Event() + self._endpoint = endpoint or environ.get( + OTEL_EXPORTER_OTLP_TRACES_ENDPOINT, + _append_trace_path( + environ.get(OTEL_EXPORTER_OTLP_ENDPOINT, DEFAULT_ENDPOINT) + ), + ) + self._certificate_file = certificate_file or environ.get( + OTEL_EXPORTER_OTLP_TRACES_CERTIFICATE, + environ.get(OTEL_EXPORTER_OTLP_CERTIFICATE, True), + ) + self._client_key_file = client_key_file or environ.get( + OTEL_EXPORTER_OTLP_TRACES_CLIENT_KEY, + environ.get(OTEL_EXPORTER_OTLP_CLIENT_KEY, None), + ) + self._client_certificate_file = client_certificate_file or environ.get( + OTEL_EXPORTER_OTLP_TRACES_CLIENT_CERTIFICATE, + environ.get(OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, None), + ) + self._client_cert = ( + (self._client_certificate_file, self._client_key_file) + if self._client_certificate_file and self._client_key_file + else self._client_certificate_file + ) + headers_string = environ.get( + OTEL_EXPORTER_OTLP_TRACES_HEADERS, + environ.get(OTEL_EXPORTER_OTLP_HEADERS, ""), + ) + self._headers = headers or parse_env_headers(headers_string, liberal=True) + self._timeout = timeout or float( + environ.get( + OTEL_EXPORTER_OTLP_TRACES_TIMEOUT, + environ.get(OTEL_EXPORTER_OTLP_TIMEOUT, DEFAULT_TIMEOUT), + ) + ) + self._compression = compression or _compression_from_env() + self._session = ( + session + or _load_session_from_envvar( + _OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER + ) + or requests.Session() + ) + self._session.headers.update(self._headers) + self._session.headers.update(_OTLP_HTTP_HEADERS) + self._session.headers.update(self._headers) + if self._compression is not Compression.NoCompression: + self._session.headers.update( + {"Content-Encoding": self._compression.value} + ) + self._shutdown = False + + def _export(self, serialized_data: bytes, timeout_sec: float | None = None): + data = serialized_data + if self._compression == Compression.Gzip: + gzip_data = BytesIO() + with gzip.GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: + gzip_stream.write(serialized_data) + data = gzip_data.getvalue() + elif self._compression == Compression.Deflate: + data = zlib.compress(serialized_data) + if timeout_sec is None: + timeout_sec = self._timeout + try: + resp = self._session.post( + url=self._endpoint, + data=data, + verify=self._certificate_file, + timeout=timeout_sec, + cert=self._client_cert, + ) + except ConnectionError: + resp = self._session.post( + url=self._endpoint, + data=data, + verify=self._certificate_file, + timeout=timeout_sec, + cert=self._client_cert, + ) + return resp + + def export(self, spans: Sequence[ReadableSpan]) -> SpanExportResult: + if self._shutdown: + _logger.warning("Exporter already shutdown, ignoring batch") + return SpanExportResult.FAILURE + + serialized_data = encode_spans(spans).SerializeToString() + deadline_sec = time() + self._timeout + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + export_error: Exception | None = None + try: + resp = self._export(serialized_data, deadline_sec - time()) + if resp.ok: + return SpanExportResult.SUCCESS + except requests.exceptions.RequestException as error: + reason = error + export_error = error + retryable = isinstance(error, ConnectionError) + status_code = None + else: + reason = resp.reason + retryable = _is_retryable(resp) + status_code = resp.status_code + + if not retryable: + _logger.error( + "Failed to export span batch code: %s, reason: %s", + status_code, + reason, + ) + return SpanExportResult.FAILURE + + if ( + retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + _logger.error( + "Failed to export span batch due to timeout, max retries or shutdown." + ) + return SpanExportResult.FAILURE + + _logger.warning( + "Transient error %s encountered while exporting span batch, retrying in %.2fs.", + reason, + backoff_seconds, + ) + if self._shutdown_in_progress.wait(backoff_seconds): + _logger.warning("Shutdown in progress, aborting retry.") + break + return SpanExportResult.FAILURE + + def shutdown(self): + if self._shutdown: + _logger.warning("Exporter already shutdown, ignoring call") + return + self._shutdown = True + self._shutdown_in_progress.set() + self._session.close() + + def force_flush(self, timeout_millis: int = 30000) -> bool: + return True + + +def _compression_from_env() -> Compression: + return Compression( + environ.get( + OTEL_EXPORTER_OTLP_TRACES_COMPRESSION, + environ.get(OTEL_EXPORTER_OTLP_COMPRESSION, "none"), + ) + .lower() + .strip() + ) + + +def _append_trace_path(endpoint: str) -> str: + if endpoint.endswith("/"): + return endpoint + DEFAULT_TRACES_EXPORT_PATH + return endpoint + f"/{DEFAULT_TRACES_EXPORT_PATH}" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/version/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/version/__init__.py new file mode 100644 index 00000000000..697c4434b93 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/version/__init__.py @@ -0,0 +1 @@ +__version__ = "1.43.0.dev" From eb727954966ae98a8470b089bba11845197f6bf7 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 20:58:18 -0600 Subject: [PATCH 04/66] Move wire encoding into opentelemetry-pyproto as private _pyproto subpackage Embeds the python-protobuf wire encoding primitives (varint, tag, scalars, enum) as opentelemetry.pyproto._pyproto, a private subpackage that cannot be discovered or depended upon by end-user code on PYTHONPATH. Removes the python-protobuf external dependency from pyproject.toml and updates all internal imports (_wire.py, common_pyproto2.py, metrics_pyproto2.py) to use the new location. Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/pyproject.toml | 4 +- .../pyproto/_pyproto/__init__.py | 39 ++++++++++++ .../opentelemetry/pyproto/_pyproto/_enum.py | 5 ++ .../pyproto/_pyproto/_scalars.py | 62 +++++++++++++++++++ .../opentelemetry/pyproto/_pyproto/_tag.py | 5 ++ .../opentelemetry/pyproto/_pyproto/_varint.py | 10 +++ .../src/opentelemetry/pyproto/_wire.py | 8 +-- .../pyproto/common/v1/common_pyproto2.py | 2 +- .../pyproto/metrics/v1/metrics_pyproto2.py | 2 +- 9 files changed, 126 insertions(+), 11 deletions(-) create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py diff --git a/opentelemetry-pyproto/pyproject.toml b/opentelemetry-pyproto/pyproject.toml index 56fb6b45d9b..fece4590dd1 100644 --- a/opentelemetry-pyproto/pyproject.toml +++ b/opentelemetry-pyproto/pyproject.toml @@ -9,9 +9,7 @@ description = "OpenTelemetry Python Proto — pure-Python protobuf message class readme = "README.rst" license = "Apache-2.0" requires-python = ">=3.10" -dependencies = [ - "python-protobuf", -] +dependencies = [] [tool.hatch.version] path = "src/opentelemetry/pyproto/version/__init__.py" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py new file mode 100644 index 00000000000..580f94c5ca5 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py @@ -0,0 +1,39 @@ +from opentelemetry.pyproto._pyproto._enum import encode_enum +from opentelemetry.pyproto._pyproto._scalars import ( + encode_bool, + encode_bytes, + encode_double, + encode_fixed32, + encode_fixed64, + encode_float, + encode_int, + encode_sfixed32, + encode_sfixed64, + encode_sint32, + encode_sint64, + encode_string, + encode_uint32, + encode_uint64, +) +from opentelemetry.pyproto._pyproto._tag import encode_tag +from opentelemetry.pyproto._pyproto._varint import encode_varint + +__all__ = [ + "encode_bool", + "encode_bytes", + "encode_double", + "encode_enum", + "encode_fixed32", + "encode_fixed64", + "encode_float", + "encode_int", + "encode_sfixed32", + "encode_sfixed64", + "encode_sint32", + "encode_sint64", + "encode_string", + "encode_tag", + "encode_uint32", + "encode_uint64", + "encode_varint", +] diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py new file mode 100644 index 00000000000..7c1acba2138 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py @@ -0,0 +1,5 @@ +from opentelemetry.pyproto._pyproto._scalars import encode_int + + +def encode_enum(value: int) -> bytes: + return encode_int(value) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py new file mode 100644 index 00000000000..519f133c3b3 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py @@ -0,0 +1,62 @@ +import struct + +from opentelemetry.pyproto._pyproto._varint import encode_varint + + +def encode_uint32(value: int) -> bytes: + return encode_varint(value & 0xFFFFFFFF) + + +def encode_uint64(value: int) -> bytes: + return encode_varint(value & 0xFFFFFFFFFFFFFFFF) + + +def encode_bool(value: bool) -> bytes: + return encode_varint(1 if value else 0) + + +def encode_int(value: int) -> bytes: + if value < 0: + value += 1 << 64 + return encode_varint(value) + + +def encode_sint32(value: int) -> bytes: + return encode_varint((value << 1) ^ (value >> 31)) + + +def encode_sint64(value: int) -> bytes: + return encode_varint((value << 1) ^ (value >> 63)) + + +def encode_float(value: float) -> bytes: + return struct.pack(" bytes: + return struct.pack(" bytes: + return struct.pack(" bytes: + return struct.pack(" bytes: + return struct.pack(" bytes: + return struct.pack(" bytes: + encoded = value.encode("utf-8") + return encode_varint(len(encoded)) + encoded + + +def encode_bytes(value: bytes) -> bytes: + return encode_varint(len(value)) + value diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py new file mode 100644 index 00000000000..fb76d5045bf --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py @@ -0,0 +1,5 @@ +from opentelemetry.pyproto._pyproto._varint import encode_varint + + +def encode_tag(field_number: int, wire_type: int) -> bytes: + return encode_varint((field_number << 3) | wire_type) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py new file mode 100644 index 00000000000..1968da83e30 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py @@ -0,0 +1,10 @@ +def encode_varint(value: int) -> bytes: + bits = value & 0x7F + value >>= 7 + result = b"" + while value: + result += bytes([0x80 | bits]) + bits = value & 0x7F + value >>= 7 + result += bytes([bits]) + return result diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py index a1029a5d77d..1e86b6b55bc 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py @@ -1,14 +1,10 @@ -"""Internal protobuf wire-format field builders. - -Uses python-protobuf (python_protobuf) for the low-level primitives and -provides higher-level helpers for writing typed protobuf fields. -""" +"""Internal protobuf wire-format field builders.""" from __future__ import annotations import struct -from python_protobuf import ( +from opentelemetry.pyproto._pyproto import ( encode_fixed32, encode_fixed64, encode_sint32, diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py index 4506ff00c42..db2839c2053 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py @@ -15,7 +15,7 @@ import struct -from python_protobuf import encode_int, encode_tag, encode_varint +from opentelemetry.pyproto._pyproto import encode_int, encode_tag, encode_varint from ..._wire import _msg, _str, _u64, _WT_LEN, _WT_VARINT, _WT_64BIT diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py index f2cd7ce0801..106549a0385 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py @@ -59,7 +59,7 @@ _u64, _WT_64BIT, ) -from python_protobuf import encode_tag +from opentelemetry.pyproto._pyproto import encode_tag def _sfixed64(field: int, value: int) -> bytes: From fc4988dff88a17ca535969df486621e277b0b744 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 21:06:26 -0600 Subject: [PATCH 05/66] Add tests for _pyproto wire encoding primitives (223 tests, all passing) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit One test file per module: - test__varint.py — boundary values, multi-byte encoding, negative guard - test__tag.py — formula verification, hand-computed literals for all wire types - test__scalars.py — hand-computed literals + struct oracle for fixed-width types, ZigZag arithmetic oracle for sint32/sint64, UTF-8 byte-count correctness for encode_string, verbatim pass-through for encode_bytes - test__enum.py — non-negative and negative values, identity with encode_int Also fixes _varint.py: adds ValueError guard for negative inputs (without it, the encoding loop would be infinite for any negative value in Python). Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/pyproject.toml | 3 + .../opentelemetry/pyproto/_pyproto/_varint.py | 15 +- opentelemetry-pyproto/tests/__init__.py | 0 opentelemetry-pyproto/tests/test__enum.py | 46 ++ opentelemetry-pyproto/tests/test__scalars.py | 505 ++++++++++++++++++ opentelemetry-pyproto/tests/test__tag.py | 65 +++ opentelemetry-pyproto/tests/test__varint.py | 54 ++ 7 files changed, 680 insertions(+), 8 deletions(-) create mode 100644 opentelemetry-pyproto/tests/__init__.py create mode 100644 opentelemetry-pyproto/tests/test__enum.py create mode 100644 opentelemetry-pyproto/tests/test__scalars.py create mode 100644 opentelemetry-pyproto/tests/test__tag.py create mode 100644 opentelemetry-pyproto/tests/test__varint.py diff --git a/opentelemetry-pyproto/pyproject.toml b/opentelemetry-pyproto/pyproject.toml index fece4590dd1..ed0adf5f333 100644 --- a/opentelemetry-pyproto/pyproject.toml +++ b/opentelemetry-pyproto/pyproject.toml @@ -19,3 +19,6 @@ include = ["/src"] [tool.hatch.build.targets.wheel] packages = ["src/opentelemetry"] + +[tool.pytest.ini_options] +testpaths = ["tests"] diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py index 1968da83e30..fd1118f6bcf 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py @@ -1,10 +1,9 @@ def encode_varint(value: int) -> bytes: - bits = value & 0x7F - value >>= 7 - result = b"" - while value: - result += bytes([0x80 | bits]) - bits = value & 0x7F + if value < 0: + raise ValueError("varint values must be non-negative") + output = bytearray() + while value > 0x7F: + output.append((value & 0x7F) | 0x80) value >>= 7 - result += bytes([bits]) - return result + output.append(value) + return bytes(output) diff --git a/opentelemetry-pyproto/tests/__init__.py b/opentelemetry-pyproto/tests/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/test__enum.py b/opentelemetry-pyproto/tests/test__enum.py new file mode 100644 index 00000000000..b4b0d3529c7 --- /dev/null +++ b/opentelemetry-pyproto/tests/test__enum.py @@ -0,0 +1,46 @@ +# tests/test__enum.py +# +# encode_enum encodes an integer enum value using the same wire format as +# int32: non-negative values as a plain varint, negative values as a 64-bit +# two's-complement varint. These tests verify that contract using hand-computed +# expected byte literals. + +from opentelemetry.pyproto._pyproto import encode_enum + + +def test_zero() -> None: + # The proto3 default enum value is always 0. + assert encode_enum(0) == b"\x00" + + +def test_one() -> None: + # Typical enum constant fits in a single varint byte. + assert encode_enum(1) == b"\x01" + + +def test_two() -> None: + assert encode_enum(2) == b"\x02" + + +def test_two_byte_value() -> None: + # A large enum constant that requires two varint bytes (same as encode_int(300)). + assert encode_enum(300) == b"\xac\x02" + + +def test_negative_value() -> None: + # Negative enum values use 64-bit two's-complement encoding. + # -1 → 10-byte varint for 2^64-1. + assert encode_enum(-1) == b"\xff\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +def test_matches_encode_int_for_positive_values() -> None: + # encode_enum and encode_int must produce identical bytes for non-negative inputs. + from opentelemetry.pyproto._pyproto import encode_int + for value in [0, 1, 2, 127, 128, 255, 300, 2**16]: + assert encode_enum(value) == encode_int(value) + + +def test_matches_encode_int_for_negative_values() -> None: + from opentelemetry.pyproto._pyproto import encode_int + for value in [-1, -2, -(2**31)]: + assert encode_enum(value) == encode_int(value) diff --git a/opentelemetry-pyproto/tests/test__scalars.py b/opentelemetry-pyproto/tests/test__scalars.py new file mode 100644 index 00000000000..4257b33d26d --- /dev/null +++ b/opentelemetry-pyproto/tests/test__scalars.py @@ -0,0 +1,505 @@ +# tests/test__scalars.py +# +# Tests for all scalar encoders in _scalars.py. The oracle for fixed-width +# types is Python's struct module (independent standard-library implementation). +# Variable-width types (varint-backed) are verified against hand-computed +# expected byte literals derived from the protobuf wire-format spec. + +import math +import struct + +from pytest import mark, raises + +from opentelemetry.pyproto._pyproto import ( + encode_bool, + encode_bytes, + encode_double, + encode_fixed32, + encode_fixed64, + encode_float, + encode_int, + encode_sfixed32, + encode_sfixed64, + encode_sint32, + encode_sint64, + encode_string, + encode_uint32, + encode_uint64, +) + + +# ── encode_uint32 ────────────────────────────────────────────────────────────── + + +def test_uint32_zero() -> None: + assert encode_uint32(0) == b"\x00" + + +def test_uint32_one() -> None: + assert encode_uint32(1) == b"\x01" + + +def test_uint32_max() -> None: + # 2^32-1 encodes as five varint bytes: all low bits set. + assert encode_uint32(2**32 - 1) == b"\xff\xff\xff\xff\x0f" + + +@mark.parametrize("value", [0, 1, 127, 128, 255, 300, 2**16 - 1, 2**16, 2**32 - 1]) +def test_uint32_matches_uint64_encoding(value: int) -> None: + # uint32 and uint64 share the same varint encoding for values in [0, 2^32-1]. + assert encode_uint32(value) == encode_uint64(value) + + +# ── encode_uint64 ────────────────────────────────────────────────────────────── + + +def test_uint64_zero() -> None: + assert encode_uint64(0) == b"\x00" + + +def test_uint64_max() -> None: + assert encode_uint64(2**64 - 1) == b"\xff\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +@mark.parametrize( + "value", + [0, 1, 127, 128, 2**32 - 1, 2**32, 2**56, 2**63 - 1, 2**63, 2**64 - 1], +) +def test_uint64_is_varint(value: int) -> None: + from opentelemetry.pyproto._pyproto import encode_varint + assert encode_uint64(value) == encode_varint(value) + + +# ── encode_bool ──────────────────────────────────────────────────────────────── + + +def test_bool_false() -> None: + assert encode_bool(False) == b"\x00" + + +def test_bool_true() -> None: + assert encode_bool(True) == b"\x01" + + +def test_bool_truthy_int() -> None: + # Any truthy value must encode as 1, not as the integer itself. + assert encode_bool(42) == b"\x01" + + +def test_bool_falsy_int() -> None: + assert encode_bool(0) == b"\x00" + + +# ── encode_int ───────────────────────────────────────────────────────────────── +# +# int32 / int64: non-negative values encode like varint; negative values are +# sign-extended to 64 bits (two's complement) then encoded as a varint. + + +def test_int_zero() -> None: + assert encode_int(0) == b"\x00" + + +def test_int_positive_small() -> None: + assert encode_int(1) == b"\x01" + + +def test_int_positive_300() -> None: + assert encode_int(300) == b"\xac\x02" + + +def test_int_negative_one() -> None: + # -1 in 64-bit two's complement is 2^64-1, which requires 10 varint bytes. + assert encode_int(-1) == b"\xff\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +def test_int_negative_two() -> None: + assert encode_int(-2) == b"\xfe\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +def test_int_int32_min() -> None: + # -2^31 in 64-bit two's complement: bits 31-63 all set, bits 0-30 clear. + assert encode_int(-(2**31)) == b"\x80\x80\x80\x80\xf8\xff\xff\xff\xff\x01" + + +def test_int_int64_min() -> None: + # -2^63: only bit 63 set. Nine groups of 0x80, then final byte 0x01. + assert encode_int(-(2**63)) == b"\x80\x80\x80\x80\x80\x80\x80\x80\x80\x01" + + +# ── encode_sint32 ────────────────────────────────────────────────────────────── +# +# ZigZag32: n>=0 → 2n, n<0 → -2n-1. Result fits in 32 bits; encoded as varint. + + +def test_sint32_zero() -> None: + # ZigZag(0) = 0 + assert encode_sint32(0) == b"\x00" + + +def test_sint32_negative_one() -> None: + # ZigZag(-1) = 1 + assert encode_sint32(-1) == b"\x01" + + +def test_sint32_positive_one() -> None: + # ZigZag(1) = 2 + assert encode_sint32(1) == b"\x02" + + +def test_sint32_negative_two() -> None: + # ZigZag(-2) = 3 + assert encode_sint32(-2) == b"\x03" + + +def test_sint32_positive_two() -> None: + # ZigZag(2) = 4 + assert encode_sint32(2) == b"\x04" + + +def test_sint32_max() -> None: + # ZigZag(2^31-1) = 2^32-2 = 0xFFFFFFFE → 5-byte varint + assert encode_sint32(2**31 - 1) == b"\xfe\xff\xff\xff\x0f" + + +def test_sint32_min() -> None: + # ZigZag(-2^31) = 2^32-1 = 0xFFFFFFFF → 5-byte varint + assert encode_sint32(-(2**31)) == b"\xff\xff\xff\xff\x0f" + + +@mark.parametrize("value", [0, 1, -1, 2, -2, 150, -150, 2**31 - 1, -(2**31)]) +def test_sint32_zigzag(value: int) -> None: + # Verify ZigZag correctness using the arithmetic definition as oracle. + zigzag = 2 * value if value >= 0 else -2 * value - 1 + from opentelemetry.pyproto._pyproto import encode_varint + assert encode_sint32(value) == encode_varint(zigzag) + + +# ── encode_sint64 ────────────────────────────────────────────────────────────── +# +# ZigZag64: same interleaving as sint32 but over the 64-bit domain. + + +def test_sint64_zero() -> None: + assert encode_sint64(0) == b"\x00" + + +def test_sint64_negative_one() -> None: + assert encode_sint64(-1) == b"\x01" + + +def test_sint64_positive_one() -> None: + assert encode_sint64(1) == b"\x02" + + +def test_sint64_max() -> None: + # ZigZag64(2^63-1) = 2^64-2 = 0xFFFFFFFFFFFFFFFE → 10-byte varint + assert encode_sint64(2**63 - 1) == b"\xfe\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +def test_sint64_min() -> None: + # ZigZag64(-2^63) = 2^64-1 = 0xFFFFFFFFFFFFFFFF → 10-byte varint + assert encode_sint64(-(2**63)) == b"\xff\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +@mark.parametrize( + "value", + [0, 1, -1, 2, -2, 150, -150, 2**31 - 1, -(2**31), 2**32, -(2**32), 2**63 - 1, -(2**63)], +) +def test_sint64_zigzag(value: int) -> None: + zigzag = 2 * value if value >= 0 else -2 * value - 1 + from opentelemetry.pyproto._pyproto import encode_varint + assert encode_sint64(value) == encode_varint(zigzag) + + +# ── encode_float ─────────────────────────────────────────────────────────────── + + +def test_float_zero() -> None: + assert encode_float(0.0) == b"\x00\x00\x00\x00" + + +def test_float_one() -> None: + # IEEE 754 single 1.0 = 0x3F800000; little-endian: 00 00 80 3F + assert encode_float(1.0) == b"\x00\x00\x80\x3f" + + +def test_float_negative_one() -> None: + # IEEE 754 single -1.0 = 0xBF800000; little-endian: 00 00 80 BF + assert encode_float(-1.0) == b"\x00\x00\x80\xbf" + + +def test_float_always_four_bytes() -> None: + assert len(encode_float(0.0)) == 4 + assert len(encode_float(1.0)) == 4 + assert len(encode_float(math.inf)) == 4 + + +@mark.parametrize( + "value", + [ + 0.0, 1.0, -1.0, 0.5, -0.5, 0.25, 2.0, -2.0, + struct.unpack(" None: + assert encode_float(value) == struct.pack(" None: + assert encode_float(math.nan) == struct.pack(" None: + assert encode_double(0.0) == b"\x00\x00\x00\x00\x00\x00\x00\x00" + + +def test_double_one() -> None: + # IEEE 754 double 1.0 = 0x3FF0000000000000; little-endian: 00 00 00 00 00 00 F0 3F + assert encode_double(1.0) == b"\x00\x00\x00\x00\x00\x00\xf0\x3f" + + +def test_double_negative_one() -> None: + assert encode_double(-1.0) == b"\x00\x00\x00\x00\x00\x00\xf0\xbf" + + +def test_double_always_eight_bytes() -> None: + assert len(encode_double(0.0)) == 8 + assert len(encode_double(1.0)) == 8 + assert len(encode_double(math.inf)) == 8 + + +@mark.parametrize( + "value", + [ + 0.0, 1.0, -1.0, 0.5, -0.5, math.pi, math.e, math.tau, + 1e100, -1e100, 5e-324, 1.7976931348623157e308, math.inf, -math.inf, + ], +) +def test_double_matches_struct(value: float) -> None: + assert encode_double(value) == struct.pack(" None: + assert encode_double(math.nan) == struct.pack(" None: + assert encode_fixed32(0) == b"\x00\x00\x00\x00" + + +def test_fixed32_one() -> None: + assert encode_fixed32(1) == b"\x01\x00\x00\x00" + + +def test_fixed32_max() -> None: + assert encode_fixed32(2**32 - 1) == b"\xff\xff\xff\xff" + + +def test_fixed32_always_four_bytes() -> None: + assert len(encode_fixed32(0)) == 4 + assert len(encode_fixed32(2**32 - 1)) == 4 + + +@mark.parametrize("value", [0, 1, 127, 128, 255, 256, 2**16 - 1, 2**16, 2**24, 2**32 - 1]) +def test_fixed32_matches_struct(value: int) -> None: + assert encode_fixed32(value) == struct.pack(" None: + assert encode_sfixed32(0) == b"\x00\x00\x00\x00" + + +def test_sfixed32_negative_one() -> None: + # -1 in 32-bit two's complement is 0xFFFFFFFF; all bytes 0xFF. + assert encode_sfixed32(-1) == b"\xff\xff\xff\xff" + + +def test_sfixed32_min() -> None: + # -2^31 = 0x80000000 little-endian: 00 00 00 80 + assert encode_sfixed32(-(2**31)) == b"\x00\x00\x00\x80" + + +def test_sfixed32_max() -> None: + # 2^31-1 = 0x7FFFFFFF little-endian: FF FF FF 7F + assert encode_sfixed32(2**31 - 1) == b"\xff\xff\xff\x7f" + + +def test_sfixed32_always_four_bytes() -> None: + assert len(encode_sfixed32(0)) == 4 + assert len(encode_sfixed32(-1)) == 4 + + +@mark.parametrize("value", [0, 1, -1, 127, -128, 2**15 - 1, -(2**15), 2**31 - 1, -(2**31)]) +def test_sfixed32_matches_struct(value: int) -> None: + assert encode_sfixed32(value) == struct.pack(" None: + assert encode_fixed64(0) == b"\x00\x00\x00\x00\x00\x00\x00\x00" + + +def test_fixed64_one() -> None: + assert encode_fixed64(1) == b"\x01\x00\x00\x00\x00\x00\x00\x00" + + +def test_fixed64_max() -> None: + assert encode_fixed64(2**64 - 1) == b"\xff\xff\xff\xff\xff\xff\xff\xff" + + +def test_fixed64_always_eight_bytes() -> None: + assert len(encode_fixed64(0)) == 8 + assert len(encode_fixed64(2**64 - 1)) == 8 + + +@mark.parametrize( + "value", [0, 1, 255, 2**16 - 1, 2**32 - 1, 2**32, 2**48, 2**63, 2**64 - 1] +) +def test_fixed64_matches_struct(value: int) -> None: + assert encode_fixed64(value) == struct.pack(" None: + assert encode_sfixed64(0) == b"\x00\x00\x00\x00\x00\x00\x00\x00" + + +def test_sfixed64_negative_one() -> None: + # -1 in 64-bit two's complement: all bytes 0xFF. + assert encode_sfixed64(-1) == b"\xff\xff\xff\xff\xff\xff\xff\xff" + + +def test_sfixed64_min() -> None: + # -2^63 = 0x8000000000000000 little-endian: 00 00 00 00 00 00 00 80 + assert encode_sfixed64(-(2**63)) == b"\x00\x00\x00\x00\x00\x00\x00\x80" + + +def test_sfixed64_max() -> None: + # 2^63-1 = 0x7FFFFFFFFFFFFFFF little-endian: FF FF FF FF FF FF FF 7F + assert encode_sfixed64(2**63 - 1) == b"\xff\xff\xff\xff\xff\xff\xff\x7f" + + +def test_sfixed64_always_eight_bytes() -> None: + assert len(encode_sfixed64(0)) == 8 + assert len(encode_sfixed64(-1)) == 8 + + +@mark.parametrize( + "value", + [0, 1, -1, 127, -128, 2**31 - 1, -(2**31), 2**32, -(2**32), 2**63 - 1, -(2**63)], +) +def test_sfixed64_matches_struct(value: int) -> None: + assert encode_sfixed64(value) == struct.pack(" None: + assert encode_string("") == b"\x00" + + +def test_string_ascii_single_char() -> None: + assert encode_string("A") == b"\x01A" + + +def test_string_ascii_word() -> None: + assert encode_string("hi") == b"\x02hi" + + +def test_string_two_byte_utf8() -> None: + # "é" = U+00E9, UTF-8: 0xC3 0xA9 (2 bytes, not 1 character) + assert encode_string("é") == b"\x02\xc3\xa9" + + +def test_string_three_byte_utf8() -> None: + # "中" = U+4E2D, UTF-8: 0xE4 0xB8 0xAD (3 bytes) + assert encode_string("中") == b"\x03\xe4\xb8\xad" + + +def test_string_length_counts_bytes_not_chars() -> None: + # "日本語" is 3 characters but 9 UTF-8 bytes. + value = "日本語" + result = encode_string(value) + assert result[0] == 9 # byte count, not char count + assert result[1:] == value.encode("utf-8") + + +def test_string_two_byte_length_prefix() -> None: + # A string of 128 ASCII characters needs a 2-byte varint length prefix. + result = encode_string("a" * 128) + assert result[:2] == b"\x80\x01" + assert result[2:] == b"a" * 128 + + +@mark.parametrize( + "value", + ["", "a", "hello", "café", "Ünïcödé", "日本語", "中文", "\U0001F600", "hello 世界"], +) +def test_string_length_prefix_matches_utf8_bytecount(value: str) -> None: + utf8 = value.encode("utf-8") + result = encode_string(value) + from opentelemetry.pyproto._pyproto import encode_varint + assert result == encode_varint(len(utf8)) + utf8 + + +# ── encode_bytes ─────────────────────────────────────────────────────────────── + + +def test_bytes_empty() -> None: + assert encode_bytes(b"") == b"\x00" + + +def test_bytes_single_byte() -> None: + assert encode_bytes(b"\x42") == b"\x01\x42" + + +def test_bytes_high_bytes() -> None: + # Values >= 0x80 must pass through verbatim. + assert encode_bytes(b"\xff\x80") == b"\x02\xff\x80" + + +def test_bytes_null_bytes() -> None: + assert encode_bytes(b"\x00\x00\x00") == b"\x03\x00\x00\x00" + + +def test_bytes_all_byte_values() -> None: + # 256-byte payload; length prefix is encode_varint(256) = b'\x80\x02' + payload = bytes(range(256)) + result = encode_bytes(payload) + assert result[:2] == b"\x80\x02" + assert result[2:] == payload + + +def test_bytes_two_byte_length_prefix() -> None: + value = b"\xab" * 128 + result = encode_bytes(value) + assert result[:2] == b"\x80\x01" + assert result[2:] == value + + +@mark.parametrize( + "value", + [b"", b"\x00", b"\xff", b"hello", b"\x00\x01\x02\x03", b"\x80\x81\x82", b"\xfe\xff"], +) +def test_bytes_length_prefix_matches_payload_length(value: bytes) -> None: + result = encode_bytes(value) + from opentelemetry.pyproto._pyproto import encode_varint + assert result == encode_varint(len(value)) + value diff --git a/opentelemetry-pyproto/tests/test__tag.py b/opentelemetry-pyproto/tests/test__tag.py new file mode 100644 index 00000000000..045aa15fa51 --- /dev/null +++ b/opentelemetry-pyproto/tests/test__tag.py @@ -0,0 +1,65 @@ +# tests/test__tag.py +# +# encode_tag(field_number, wire_type) encodes (field_number << 3) | wire_type +# as a varint. These tests verify the formula and the varint encoding of the +# resulting tag integer, using hand-computed expected bytes. +# +# Wire type constants: +# 0 VARINT — int32, int64, uint32, uint64, bool, enum +# 1 64BIT — fixed64, sfixed64, double +# 2 LEN — string, bytes, embedded messages, packed repeated +# 5 32BIT — fixed32, sfixed32, float + +from pytest import mark + +from opentelemetry.pyproto._pyproto import encode_tag, encode_varint + + +@mark.parametrize( + ("field_number", "wire_type"), + [ + (1, 0), # tag = 8 → 1-byte varint + (1, 1), # tag = 9 → 1-byte varint + (1, 2), # tag = 10 → 1-byte varint + (1, 5), # tag = 13 → 1-byte varint + (15, 0), # tag = 120 → last 1-byte tag for wire type 0 + (16, 0), # tag = 128 → first 2-byte tag for wire type 0 + (150, 0), # tag = 1200 → 2-byte varint + (1024, 0), # tag = 8192 → 2-byte varint + (1048576, 2), # tag = 8388610 → 4-byte varint + ], +) +def test_encode_tag_matches_formula(field_number: int, wire_type: int) -> None: + # encode_tag must produce the same bytes as encoding the tag integer directly. + tag_int = (field_number << 3) | wire_type + assert encode_tag(field_number, wire_type) == encode_varint(tag_int) + + +def test_field_1_wire_type_0() -> None: + # (1 << 3) | 0 = 8 → single byte 0x08 + assert encode_tag(1, 0) == b"\x08" + + +def test_field_1_wire_type_2() -> None: + # (1 << 3) | 2 = 10 → single byte 0x0A + assert encode_tag(1, 2) == b"\x0a" + + +def test_field_15_wire_type_0() -> None: + # (15 << 3) | 0 = 120 → single byte 0x78 (last 1-byte wt-0 tag) + assert encode_tag(15, 0) == b"\x78" + + +def test_field_16_wire_type_0() -> None: + # (16 << 3) | 0 = 128 → two bytes 0x80 0x01 (first 2-byte wt-0 tag) + assert encode_tag(16, 0) == b"\x80\x01" + + +def test_field_2_wire_type_1() -> None: + # (2 << 3) | 1 = 17 → single byte 0x11 + assert encode_tag(2, 1) == b"\x11" + + +def test_field_3_wire_type_5() -> None: + # (3 << 3) | 5 = 29 → single byte 0x1D + assert encode_tag(3, 5) == b"\x1d" diff --git a/opentelemetry-pyproto/tests/test__varint.py b/opentelemetry-pyproto/tests/test__varint.py new file mode 100644 index 00000000000..d80f9c8af0f --- /dev/null +++ b/opentelemetry-pyproto/tests/test__varint.py @@ -0,0 +1,54 @@ +# tests/test__varint.py + +from pytest import raises + +from opentelemetry.pyproto._pyproto import encode_varint + + +def test_zero() -> None: + assert encode_varint(0) == b"\x00" + + +def test_single_byte_max() -> None: + assert encode_varint(127) == b"\x7f" + + +def test_first_two_byte_value() -> None: + assert encode_varint(128) == b"\x80\x01" + + +def test_150() -> None: + assert encode_varint(150) == b"\x96\x01" + + +def test_300() -> None: + assert encode_varint(300) == b"\xac\x02" + + +def test_uint32_max() -> None: + assert encode_varint(2**32 - 1) == b"\xff\xff\xff\xff\x0f" + + +def test_uint64_max() -> None: + assert encode_varint(2**64 - 1) == b"\xff\xff\xff\xff\xff\xff\xff\xff\xff\x01" + + +def test_rejects_negative_values() -> None: + with raises(ValueError, match="varint values must be non-negative"): + encode_varint(-1) + + +def test_two_byte_boundary_low() -> None: + # 16383 = 0x3FFF — the largest value that fits in two varint bytes. + # 7-bit groups: 0x7F (lower), 0x7F (upper, no continuation bit). + assert encode_varint(16_383) == b"\xff\x7f" + + +def test_three_byte_boundary_low() -> None: + # 16384 = 0x4000 — the first value that requires three varint bytes. + assert encode_varint(16_384) == b"\x80\x80\x01" + + +def test_one() -> None: + # 1 fits in a single byte; no continuation bit needed. + assert encode_varint(1) == b"\x01" From d325dc61b7a734caf42fece6996718fcc9d47235 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 21:18:20 -0600 Subject: [PATCH 06/66] Add documentation and fix import style in _pyproto and its tests Source files (_varint, _tag, _scalars, _enum): - Add module docstrings explaining wire types, bit layout, and examples - Add function docstrings with worked examples, valid ranges, and spec refs - Add line-by-line inline comments explaining each step of the encoding logic - Change 'import struct' to 'from struct import pack' and update all call sites - Align _scalars implementation with documented behavior: explicit ZigZag masking steps in encode_sint32/sint64, encode_int using named variable, encode_uint32/uint64 not masking (relying on encode_varint's guard) Test files: - Change 'import math' to 'from math import e, inf, nan, pi, tau' - Change 'from struct import pack, unpack' everywhere - Move all inline function-body imports to module level - Remove unused 'raises' import from test__scalars.py Co-Authored-By: Claude Sonnet 4.6 --- .../opentelemetry/pyproto/_pyproto/_enum.py | 48 ++ .../pyproto/_pyproto/_scalars.py | 769 +++++++++++++++++- .../opentelemetry/pyproto/_pyproto/_tag.py | 148 +++- .../opentelemetry/pyproto/_pyproto/_varint.py | 128 ++- opentelemetry-pyproto/tests/test__enum.py | 4 +- opentelemetry-pyproto/tests/test__scalars.py | 40 +- 6 files changed, 1093 insertions(+), 44 deletions(-) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py index 7c1acba2138..7aea229dddd 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py @@ -1,5 +1,53 @@ +"""Encoder for protobuf enum field values. + +Protobuf enum fields use wire type 0 (varint) and share the exact same wire +encoding as int32. This module exists as its own file — separate from +_scalars.py — because an enum is not a scalar type. Enum fields carry named +constants, not raw numeric values. The distinction matters at the .proto +language level even though the wire encoding is identical to int32. + +Reference: + https://protobuf.dev/programming-guides/encoding/ +""" + from opentelemetry.pyproto._pyproto._scalars import encode_int def encode_enum(value: int) -> bytes: + """Encode a protobuf enum value. + + Protobuf enum fields use wire type 0 (varint) and share the exact same + wire encoding as int32. The encoding guide states: + + Enum values are always 32-bit integers and the encoding follows the + same rules as int32. + + Reference: + https://protobuf.dev/programming-guides/encoding/ + + Enum values in practice + ----------------------- + In proto3, enum values defined in a .proto file are non-negative named + constants (0, 1, 2, …). The first value of any proto3 enum must be 0. + + In proto2, negative enum values are legal. Negative enum values can also + appear in proto3 messages received from a proto2 sender: the decoder + preserves them as their raw integer value. In both cases the int32 wire + encoding applies, meaning negative enum values produce a 10-byte varint + (via 64-bit sign extension, exactly as encode_int does for negative ints). + + This function is a thin wrapper around encode_int. Its purpose is + readability at call sites: code that encodes an enum field can call + encode_enum to make the intent explicit, rather than encode_int, which + suggests an arbitrary integer. + """ + # Delegate entirely to encode_int, which implements the int32 wire rule: + # + # - Non-negative values → encode_varint directly (compact, 1–5 bytes). + # - Negative values → mask to 64-bit unsigned two's complement, then + # encode_varint (always 10 bytes). + # + # No additional logic is needed: the spec defines enum encoding as + # identical to int32, so encode_int is the correct and complete + # implementation of both. return encode_int(value) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py index 519f133c3b3..9c51532ed77 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py @@ -1,62 +1,797 @@ -import struct +"""Encoders for protobuf scalar field types. + +This module contains one encoding function for each protobuf scalar type. +The functions are grouped by wire type, because the wire type determines the +byte layout on the wire — not the logical .proto type name. + +Wire type 0 — Varint + Encodes as one or more bytes with a continuation bit in the MSB of each + byte. The number of output bytes grows with the magnitude of the value. + + bool — varint 0 or 1 only. + int32 — varint; negative values always cost 10 bytes. + int64 — identical wire encoding to int32. + sint32 — varint with ZigZag pre-encoding; negative values stay small. + sint64 — varint with ZigZag pre-encoding; 64-bit domain. + uint32 — plain varint; valid range [0, 2^32 - 1]. + uint64 — plain varint; valid range [0, 2^64 - 1]. + +Wire type 5 — 32-bit fixed-width + Always exactly 4 bytes, stored in little-endian byte order. The fixed size + makes these types attractive when values are large enough that a varint + would also be 4–5 bytes. + + float — IEEE 754 single-precision (32-bit). + fixed32 — unsigned 32-bit integer. + sfixed32 — signed 32-bit integer (two's complement). + +Wire type 1 — 64-bit fixed-width + Always exactly 8 bytes, stored in little-endian byte order. + + double — IEEE 754 double-precision (64-bit). + fixed64 — unsigned 64-bit integer. + sfixed64 — signed 64-bit integer (two's complement). + +Wire type 2 — Length-delimited + A varint giving the byte length of the payload, followed immediately by + that many payload bytes. The decoder reads the varint first, then reads + exactly that many bytes. + + string — UTF-8 encoded text; length prefix counts UTF-8 bytes. + bytes — arbitrary binary data; length prefix counts raw bytes. + +Reference: + https://protobuf.dev/programming-guides/encoding/ +""" + +from struct import pack from opentelemetry.pyproto._pyproto._varint import encode_varint +# ── Wire type 0 — Varint ────────────────────────────────────────────────────── + + def encode_uint32(value: int) -> bytes: - return encode_varint(value & 0xFFFFFFFF) + """Encode an unsigned 32-bit integer as a protobuf uint32 field value. + + Protobuf uint32 fields use wire type 0 (varint). The value is encoded + as a plain unsigned varint with no transformation applied. + + Valid range: [0, 2^32 - 1]. + + Unlike int32, uint32 has no signed interpretation, so negative inputs + are not defined. Values in [0, 127] encode to a single byte; larger + values require more bytes as their magnitude grows. + + Example — encoding 0: + + encode_varint(0) == b'\\x00' + + Example — encoding 300: + + 300 = 0b1_0010_1100 + Split into 7-bit groups (little-endian): 0b010_1100, 0b000_0010 + Add continuation bit to first group: 0b1_010_1100 == 0xAC + Second group (no continuation): 0b000_0010 == 0x02 + Result: b'\\xac\\x02' + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # uint32 encoding is identical to plain varint encoding — no sign extension, + # no ZigZag, no transformation. encode_varint raises ValueError for negative + # inputs, which correctly rejects values outside the uint32 domain. + return encode_varint(value) def encode_uint64(value: int) -> bytes: - return encode_varint(value & 0xFFFFFFFFFFFFFFFF) + """Encode an unsigned 64-bit integer as a protobuf uint64 field value. + + Protobuf uint64 fields use wire type 0 (varint). The value is encoded + as a plain unsigned varint with no transformation applied. + + Valid range: [0, 2^64 - 1]. + + This is the 64-bit counterpart of encode_uint32. The encoding is + identical — both delegate to encode_varint — but the domain is larger. + Values up to 2^64 - 1 require at most 10 varint bytes. + + Example — encoding 2^32 (first value that exceeds the uint32 domain): + + 2^32 = 4294967296 = 0x1_0000_0000 + Varint encoding requires 5 bytes: + b'\\x80\\x80\\x80\\x80\\x10' + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # Identical to encode_uint32 at the implementation level. The separate + # function exists so call sites can express the .proto field type precisely. + return encode_varint(value) def encode_bool(value: bool) -> bytes: + """Encode a Python bool as a protobuf bool field value. + + Protobuf bool fields use wire type 0 (varint). The encoding guide defines + exactly two valid encodings: + + False -> varint 0 -> 0x00 (one byte) + True -> varint 1 -> 0x01 (one byte) + + The spec states that values other than 0 or 1 are not valid on the wire + for a bool field. This function enforces that constraint by mapping any + truthy value to 1 and any falsy value to 0, regardless of the input's + actual numeric value. + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # The conditional expression evaluates value in a boolean context. + # + # Using (1 if value else 0) instead of int(value) is intentional. + # int(True) == 1 and int(False) == 0, which would work correctly for + # actual bool inputs. However, int(5) == 5, and varint 5 is not a valid + # protobuf bool encoding. The conditional collapses any truthy integer, + # non-empty string, non-empty list, etc. to exactly 1, and any falsy + # value to exactly 0, maintaining spec compliance regardless of what + # the caller passes. + # + # Both 0 and 1 fit in a single varint byte (no continuation bit needed), + # so encode_varint always returns exactly one byte here: + # + # encode_bool(False) -> b'\x00' + # encode_bool(True) -> b'\x01' return encode_varint(1 if value else 0) def encode_int(value: int) -> bytes: - if value < 0: - value += 1 << 64 - return encode_varint(value) + """Encode a signed integer as a protobuf varint for int32 and int64 fields. + + Protobuf int32 and int64 fields both use wire type 0 (varint). The two + types share the same wire encoding — int32 values are sign-extended to + 64 bits before encoding, so they produce identical byte sequences to the + equivalent int64 value. + + Non-negative values pass straight through to encode_varint unchanged. + + Negative values are handled by a rule from the encoding guide: + + If you use int32 or int64 as the type for a negative number, the + resulting varint is always ten bytes long — it is, effectively, + treated like a very large unsigned integer. + + The rule comes from how the spec defines the encoding: a negative int32 or + int64 is sign-extended to a full 64-bit two's complement value before being + treated as an unsigned integer for varint encoding. A 64-bit value with + all its high bits set always requires 10 varint bytes regardless of the + original magnitude. + + Concrete example — encoding -1: + + -1 in two's complement 64-bit: + + 0xFFFFFFFFFFFFFFFF (all 64 bits set to 1) + + That unsigned 64-bit integer requires all 10 varint bytes: + + 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0x01 + + Each of the first nine bytes has its continuation bit set (0xFF = + 1111_1111: 7 payload bits all 1, plus the continuation bit). The tenth + byte 0x01 carries the final payload bits with no continuation bit. + + This fixed 10-byte cost applies to -1 the same as to the most negative + 64-bit integer -2^63. The magnitude of the negative value does not affect + the byte count. This is why the encoding guide recommends sint32/sint64 + (see encode_sint32 and encode_sint64) for fields that often hold negative + values. + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + if value >= 0: + # Non-negative values need no transformation. encode_varint encodes + # them directly as unsigned varints, which matches the int32/int64 + # wire encoding exactly. + return encode_varint(value) + + # For negative values, the protobuf spec requires 64-bit sign extension + # followed by unsigned varint encoding. + # + # Python integers have arbitrary precision — there is no native 64-bit + # boundary. The bitwise AND with 0xFFFFFFFFFFFFFFFF (a mask of 64 ones, + # equal to 2^64 - 1) extracts exactly the lower 64 bits of value. + # + # For any negative integer, Python's two's complement representation means + # the lower 64 bits equal the 64-bit unsigned two's complement value: + # + # -1 & 0xFFFFFFFFFFFFFFFF == 0xFFFFFFFFFFFFFFFF (2^64 - 1) + # -2 & 0xFFFFFFFFFFFFFFFF == 0xFFFFFFFFFFFFFFFE (2^64 - 2) + # -128 & 0xFFFFFFFFFFFFFFFF == 0xFFFFFFFFFFFFFF80 + # + # Every result is in the range [2^63, 2^64 - 1], so encode_varint will + # always produce exactly 10 bytes for any negative input. + unsigned = value & 0xFFFFFFFFFFFFFFFF + return encode_varint(unsigned) def encode_sint32(value: int) -> bytes: - return encode_varint((value << 1) ^ (value >> 31)) + """Encode a signed 32-bit integer using ZigZag encoding for sint32 fields. + + Protobuf sint32 fields use wire type 0 (varint) but apply a ZigZag + transformation before varint encoding. ZigZag maps signed integers to + non-negative integers by interleaving the negative and positive sequences: + + 0 -> 0 + -1 -> 1 + 1 -> 2 + -2 -> 3 + 2 -> 4 + -3 -> 5 + 3 -> 6 + ... + n >= 0 -> 2 * n + n < 0 -> -2 * n - 1 + + The key property is that the ZigZag output is small whenever the input's + absolute magnitude is small, regardless of sign. This makes sint32 much + more efficient than int32 for fields that frequently hold negative values: + + Encoding -1 with encode_int: 10 bytes (64-bit two's complement) + Encoding -1 with encode_sint32: 1 byte (ZigZag maps -1 to 1) + + Encoding -64 with encode_int: 10 bytes + Encoding -64 with encode_sint32: 2 bytes (ZigZag maps -64 to 127) + + The official formula for the 32-bit ZigZag transformation is: + + zigzag32(n) = (n << 1) ^ (n >> 31) + + The right shift (n >> 31) is arithmetic in Python, propagating the sign + bit: it produces 0 for non-negative n and -1 (all bits set) for negative n. + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # Step 1: apply the ZigZag transformation. + # + # (value << 1) shifts all bits one position left. This doubles the absolute + # value and frees bit 0 to carry the original sign. For positive n the + # result is 2*n (an even number). For negative n, the shift operates on the + # two's complement representation. + # + # (value >> 31) is an arithmetic right shift by 31 positions. Python + # propagates the sign bit into all vacated positions, so: + # + # non-negative n -> (n >> 31) == 0 (binary: all zeros) + # negative n -> (n >> 31) == -1 (binary: all ones, i.e. 0xFF...FF) + # + # XOR with 0 is a no-op, so positive inputs pass through as 2*n. + # XOR with -1 flips every bit, which is equivalent to bitwise NOT. For + # negative inputs that produces the ZigZag output -2*n - 1. + # + # Worked examples: + # + # n = -1: + # (-1 << 1) == -2 binary: ...1111_1110 + # (-1 >> 31) == -1 binary: ...1111_1111 + # (-2) ^ (-1) == 1 binary: ...0000_0001 ✓ ZigZag(-1) = 1 + # + # n = -2: + # (-2 << 1) == -4 binary: ...1111_1100 + # (-2 >> 31) == -1 binary: ...1111_1111 + # (-4) ^ (-1) == 3 binary: ...0000_0011 ✓ ZigZag(-2) = 3 + # + # n = 1: + # (1 << 1) == 2 binary: ...0000_0010 + # (1 >> 31) == 0 binary: ...0000_0000 + # 2 ^ 0 == 2 binary: ...0000_0010 ✓ ZigZag(1) = 2 + zigzag_value = (value << 1) ^ (value >> 31) + + # Step 2: mask to 32 bits. + # + # Python integers have arbitrary precision, so the XOR result above can + # have more than 32 significant bits for inputs outside the sint32 range + # [-2^31, 2^31 - 1]. The mask clips the result to the 32-bit unsigned + # domain [0, 2^32 - 1], which is the correct output range for sint32 + # ZigZag encoding. + # + # For valid sint32 inputs the ZigZag result already fits in 32 bits and + # the mask has no effect. + # + # 0xFFFFFFFF == 2^32 - 1 == 32 bits of all ones. + zigzag_value &= 0xFFFFFFFF + + # Step 3: varint-encode the non-negative ZigZag result. + # + # The ZigZag value is now in [0, 2^32 - 1]. encode_varint encodes it in + # 1–5 bytes depending on its magnitude, compared to the flat 10 bytes that + # encode_int would use for any negative input. + return encode_varint(zigzag_value) def encode_sint64(value: int) -> bytes: - return encode_varint((value << 1) ^ (value >> 63)) + """Encode a signed 64-bit integer using ZigZag encoding for sint64 fields. + + This is the 64-bit counterpart of encode_sint32. The ZigZag interleaving + and the three-step structure (transform, mask, varint-encode) are identical. + The only differences from encode_sint32 are: + + - The arithmetic right shift uses 63 instead of 31, propagating the + sign bit across all 63 remaining bit positions of a 64-bit value. + - The mask uses 0xFFFFFFFFFFFFFFFF (64 ones) instead of 0xFFFFFFFF + (32 ones), constraining the output to [0, 2^64 - 1]. + - The varint output is at most 10 bytes instead of 5. + + The ZigZag mapping is the same interleaving as sint32, extended to 64 bits: + + 0 -> 0 + -1 -> 1 + 1 -> 2 + -2 -> 3 + 2 -> 4 + ... + n >= 0 -> 2 * n + n < 0 -> -2 * n - 1 + + The official formula for the 64-bit ZigZag transformation is: + + zigzag64(n) = (n << 1) ^ (n >> 63) + + Worked examples: + + n = -1: + (-1 << 1) == -2 binary: ...1111_1110 + (-1 >> 63) == -1 binary: ...1111_1111 + (-2) ^ (-1) == 1 binary: ...0000_0001 ✓ ZigZag(-1) = 1 + Encoded: b'\\x01' (1 byte, vs 10 bytes from encode_int) + + n = -(2**63): (most negative sint64 value) + zigzag64(-(2**63)) == 2**64 - 1 (largest 64-bit unsigned integer) + Encoded: 10 bytes (the worst case for sint64) + + n = 2**63 - 1: (most positive sint64 value) + zigzag64(2**63 - 1) == 2**64 - 2 + Encoded: 10 bytes (the worst case alongside the above) + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # Step 1: apply the 64-bit ZigZag transformation. + # + # (value >> 63) produces 0 for non-negative values and -1 for negative + # values, for the same reason as (value >> 31) in encode_sint32: Python + # performs arithmetic right shifts that propagate the sign bit. + # + # The XOR with 0 leaves positive inputs unchanged (result = 2*n). + # The XOR with -1 flips every bit for negative inputs (result = -2*n - 1). + zigzag_value = (value << 1) ^ (value >> 63) + + # Step 2: mask to 64 bits. + # + # Same rationale as in encode_sint32: Python integers are unbounded, so + # the mask constrains the ZigZag result to the valid 64-bit unsigned range + # [0, 2^64 - 1]. For inputs in the sint64 range [-2^63, 2^63 - 1] the + # result already fits and the mask is a no-op. + # + # 0xFFFFFFFFFFFFFFFF == 2^64 - 1 == 64 bits of all ones. + zigzag_value &= 0xFFFFFFFFFFFFFFFF + + # Step 3: varint-encode the non-negative ZigZag result. + # + # The ZigZag value is in [0, 2^64 - 1], which encode_varint encodes in + # 1–10 bytes. The maximum 10-byte output only occurs at the extremes of + # the sint64 range (see worked examples in the docstring above). + return encode_varint(zigzag_value) + + +# ── Wire type 5 — 32-bit fixed-width ───────────────────────────────────────── def encode_float(value: float) -> bytes: - return struct.pack(" bytes: - return struct.pack(" bytes: - return struct.pack(" bytes: - return struct.pack(" bytes: - return struct.pack(" bytes: - return struct.pack(" bytes: - encoded = value.encode("utf-8") - return encode_varint(len(encoded)) + encoded + """Encode a Python str as a protobuf string field value. + + Protobuf string fields use wire type 2 (length-delimited). The encoding + is a two-part sequence: + + 1. A varint giving the number of bytes in the UTF-8 representation of + the string. This is the byte count, not the character count — they + differ for any character outside ASCII. + 2. The UTF-8 encoded bytes of the string. + + The protobuf spec requires that string fields contain valid UTF-8. Python + str objects are always valid Unicode, so encoding to UTF-8 always succeeds + (Python's str cannot represent unpaired surrogates in normal use). + + The length prefix allows the decoder to know exactly how many bytes to read + for the string value without scanning for a terminator. + + Example — encoding "hi": + + UTF-8 bytes: b'hi' (2 bytes, both ASCII) + Length varint: encode_varint(2) == b'\\x02' + Result: b'\\x02hi' + + Example — encoding "é" (U+00E9, LATIN SMALL LETTER E WITH ACUTE): + + UTF-8 bytes: b'\\xc3\\xa9' (2 bytes; this character needs 2 UTF-8 bytes) + Length varint: encode_varint(2) == b'\\x02' + Result: b'\\x02\\xc3\\xa9' + + Example — encoding "" (empty string): + + UTF-8 bytes: b'' (0 bytes) + Length varint: encode_varint(0) == b'\\x00' + Result: b'\\x00' + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # Encode the string to UTF-8 bytes. + # + # UTF-8 is the only encoding the protobuf spec allows for string fields. + # The result is a bytes object whose length may be greater than len(value) + # if the string contains non-ASCII characters (each such character encodes + # to 2–4 UTF-8 bytes). + utf8_bytes = value.encode("utf-8") + + # The length prefix is the number of UTF-8 bytes, encoded as a varint. + # + # The decoder reads this varint first to know how many bytes to consume + # for the field value. Without the length prefix, the decoder would have + # no way to find where the string ends in the byte stream. + length_prefix = encode_varint(len(utf8_bytes)) + + # Concatenate the length prefix and the UTF-8 bytes. + # + # The + operator on bytes objects produces a new bytes object containing + # the bytes of length_prefix followed immediately by the bytes of + # utf8_bytes. This is the complete wire encoding for the field value. + return length_prefix + utf8_bytes def encode_bytes(value: bytes) -> bytes: - return encode_varint(len(value)) + value + """Encode a Python bytes object as a protobuf bytes field value. + + Protobuf bytes fields use wire type 2 (length-delimited). The encoding + is a two-part sequence: + + 1. A varint giving the number of raw bytes in the payload. + 2. The raw bytes themselves, copied verbatim. + + Unlike string fields, bytes fields impose no encoding constraint on their + content — any byte sequence is valid, including sequences that are not + valid UTF-8. + + The length prefix allows the decoder to know exactly how many bytes to read + for the field value without scanning for a terminator. + + Example — encoding b'\\x00\\x01\\x02': + + Payload length: 3 bytes + Length varint: encode_varint(3) == b'\\x03' + Result: b'\\x03\\x00\\x01\\x02' + + Example — encoding b'' (empty bytes): + + Payload length: 0 bytes + Length varint: encode_varint(0) == b'\\x00' + Result: b'\\x00' + + Example — encoding b'\\xff\\xff': + + Payload length: 2 bytes + Length varint: encode_varint(2) == b'\\x02' + Result: b'\\x02\\xff\\xff' + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # The length prefix is the number of bytes in value, encoded as a varint. + # + # For large payloads (e.g. 128 bytes or more), encode_varint returns a + # multi-byte varint for the length prefix. For payloads up to 127 bytes + # the length fits in a single varint byte. + length_prefix = encode_varint(len(value)) + + # Concatenate the length prefix and the raw payload bytes. + # + # value is copied verbatim — no transformation is applied to the content. + return length_prefix + value diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py index fb76d5045bf..587ac236ea6 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py @@ -1,5 +1,151 @@ +"""Tag encoding for the protobuf wire format. + +Every protobuf message on the wire is a flat sequence of records. Each record +has exactly two parts: + + 1. A tag — a varint that encodes the field number and wire type. + 2. A value — the encoded field value, whose byte layout depends on the wire + type stored in the preceding tag. + +The tag is the reader's only guide to what follows. Without it, the decoder +would not know where one field ends and the next begins. + +Wire types +---------- +The protobuf spec defines six wire types. The wire type tells the decoder how +many bytes to consume for the value — not what the logical type is, just how +to delimit it on the wire: + + 0 Varint — one or more bytes, continuation bit in MSB of each byte. + 1 64-bit — exactly 8 bytes (used for fixed64, sfixed64, double). + 2 Length-delimited — a varint length prefix followed by that many bytes + (used for string, bytes, embedded messages, packed + repeated fields). + 3 Start group — deprecated; marks the start of a group (proto2 only). + 4 End group — deprecated; marks the end of a group (proto2 only). + 5 32-bit — exactly 4 bytes (used for fixed32, sfixed32, float). + +Wire types 3 and 4 are not used in proto3 and should not appear in new code. + +Tag bit layout +-------------- +The tag integer packs the field number and wire type into a single value: + + bits [2:0] — wire type (3 bits, enough for values 0–7) + bits [N:3] — field number (all remaining higher bits) + +The formula is: + + tag = (field_number << 3) | wire_type + +Three bits are reserved for the wire type because there are only six defined +wire type values (0–5), which fit comfortably in 3 bits (range 0–7). + +Example — field 1, wire type 0 (varint): + + field_number = 1 -> binary 0000_0001 + field_number << 3 -> binary 0000_1000 (decimal 8) + wire_type = 0 -> binary 0000_0000 + tag = 8 | 0 -> binary 0000_1000 (decimal 8) + + Varint-encoded: 0x08 (fits in one byte, no continuation bit needed) + +Example — field 2, wire type 2 (length-delimited): + + field_number = 2 -> binary 0000_0010 + field_number << 3 -> binary 0001_0000 (decimal 16) + wire_type = 2 -> binary 0000_0010 + tag = 16|2 -> binary 0001_0010 (decimal 18) + + Varint-encoded: 0x12 (one byte) + +Example — field 16, wire type 0 (varint): + + field_number = 16 -> binary 0001_0000 + field_number << 3 -> binary 1000_0000 (decimal 128) + wire_type = 0 -> binary 0000_0000 + tag = 128 -> varint requires two bytes: 0x80 0x01 + + The first byte 0x80 has its continuation bit set, meaning another byte + follows. The second byte 0x01 carries the remaining bits with no + continuation bit. This is the standard varint encoding for 128. + +Reference: + https://protobuf.dev/programming-guides/encoding/ +""" + from opentelemetry.pyproto._pyproto._varint import encode_varint def encode_tag(field_number: int, wire_type: int) -> bytes: - return encode_varint((field_number << 3) | wire_type) + """Encode a protobuf record tag. + + The tag is the varint-encoded integer produced by: + + tag = (field_number << 3) | wire_type + + It is written before every field value in a serialised protobuf message. + The decoder reads this tag first to learn the field number (which .proto + field this value belongs to) and the wire type (how many bytes to read for + the value). + + Parameters + ---------- + field_number: + The field number as declared in the .proto schema. Must be a positive + integer. Field numbers 1–15 produce a one-byte tag for wire types 0–5; + field numbers 16–2047 produce a two-byte tag. + wire_type: + One of the six protobuf wire type constants (0–5). See the module + docstring for the full list and their meanings. + + Reference: + https://protobuf.dev/programming-guides/encoding/ + """ + # field_number << 3 shifts the field number left by three bit positions. + # + # This makes room in the three lowest bits of the tag integer for the wire + # type. The three-bit reservation comes directly from the protobuf spec: + # wire types 0–5 fit in 3 bits, so the spec dedicates exactly 3 bits to + # the wire type in every tag. + # + # Example: + # + # field_number = 1 + # field_number in binary = 0000_0001 + # field_number << 3 = 0000_1000 (decimal 8) + # + # After the shift, bits [2:0] are always zero, leaving space for + # the wire type to be OR'd in below. + field_number_bits = field_number << 3 + + # The bitwise OR writes the wire type into the lowest three bits. + # + # Because field_number_bits always has its lowest three bits set to zero + # (from the shift above), and wire_type is always in the range 0–5 (which + # fits in three bits), the OR simply places the wire type value into those + # three vacated bit positions without disturbing the field number bits. + # + # Example (field 1, wire type 2): + # + # field_number_bits = 0b0000_1000 (8) + # wire_type = 0b0000_0010 (2) + # tag = 0b0000_1010 (10) + # + # Example (field 15, wire type 0): + # + # field_number_bits = 0b0111_1000 (120) + # wire_type = 0b0000_0000 (0) + # tag = 0b0111_1000 (120) + # + # Field numbers 1–15 combined with any wire type 0–5 always produce a tag + # integer of at most 127, which encodes as a single varint byte. This is + # why the protobuf style guide recommends reserving field numbers 1–15 for + # the most frequently used fields: their tags are one byte instead of two. + tag = field_number_bits | wire_type + + # The tag integer is itself encoded as a varint before being written to the + # wire. For field numbers 1–15 the tag integer is at most 127, fitting in + # one varint byte. For field number 16 and above the tag integer exceeds + # 127 and requires two or more varint bytes. + return encode_varint(tag) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py index fd1118f6bcf..d1d478f82cc 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py @@ -1,9 +1,135 @@ +"""Varint encoding for the protobuf wire format. + +Reference: + https://protobuf.dev/programming-guides/encoding/ + +The protobuf encoding guide explains the wire format mostly from the point of +view of inspecting or decoding bytes that already exist. For example, it shows +how a varint byte sequence can be read by removing each byte's continuation bit, +then combining the remaining 7-bit payload groups. + +This module implements the encoder side of the same algorithm. Instead of +starting with bytes and recovering the integer, we start with the integer and +produce the bytes. That means the operations appear in the opposite direction: + + documented explanation / decoding view: + bytes -> remove continuation bits -> collect 7-bit groups -> integer + + implementation / encoding view: + integer -> extract 7-bit groups -> add continuation bits -> bytes + +The bit layout is the same in both directions. +""" + + def encode_varint(value: int) -> bytes: + """Encode a non-negative integer as a protobuf varint. + + A protobuf varint stores an integer as one or more bytes. + + Each byte has two parts: + + bit 7: continuation bit + bits 0-6: seven payload bits + + The continuation bit is the most significant bit of the byte: + + 0b1000_0000 == 0x80 + + The payload bits are the lower seven bits of the byte: + + 0b0111_1111 == 0x7F + + The official protobuf encoding guide describes this format here: + + https://protobuf.dev/programming-guides/encoding/ + + The guide explains that the payload is split into 7-bit groups and that the + groups are stored in little-endian order. In this context, little-endian + means the least significant 7-bit group is written first. + + This implementation directly performs that encoder-side operation: + + 1. Take the least significant 7 bits of the integer. + 2. Write those 7 bits into the next output byte. + 3. If more integer bits remain, set the byte's continuation bit. + 4. Shift the integer right by 7 bits so the next group becomes the new + least significant group. + 5. Repeat until the remaining integer fits in one final 7-bit payload. + + This is different from the document's presentation because the document is + mostly showing how to interpret already-encoded bytes. Here we are producing + those bytes. The two views are inverse operations of the same wire-format + rule. + """ + # Protobuf varints, as implemented by this function, encode unsigned integer + # payloads. Signed integer fields need additional field-specific handling + # before varint encoding. For example, sint32/sint64 use ZigZag encoding + # before the resulting non-negative integer is encoded as a varint. if value < 0: raise ValueError("varint values must be non-negative") + + # bytearray is used because we build the encoded byte sequence one byte at a + # time. A bytearray is mutable, so appending to it is clearer and cheaper + # than repeatedly concatenating immutable bytes objects. output = bytearray() + + # 0x7F is binary 0111_1111. + # + # If value is greater than 0x7F, it cannot fit in one protobuf varint byte, + # because one varint byte has only seven payload bits. In that case, we must + # emit one byte containing the current least significant 7-bit group and then + # continue encoding the remaining higher bits. while value > 0x7F: - output.append((value & 0x7F) | 0x80) + # value & 0x7F keeps only the lower seven bits of value. + # + # This extracts exactly one protobuf varint payload group. + # + # Example: + # + # value = 0b1001_0110 # decimal 150 + # 0x7F = 0b0111_1111 + # value & 0x7F = 0b0001_0110 # decimal 22 + # + # This corresponds to the guide's 7-bit payload group, but from the + # encoder direction. The guide often starts from encoded bytes and strips + # the continuation bit. Here we start from the integer and extract the + # payload bits before adding the continuation bit. + payload_bits = value & 0x7F + + # 0x80 is binary 1000_0000. + # + # payload_bits | 0x80 sets the most significant bit of the output byte. + # That most significant bit is the protobuf varint continuation bit. + # + # Setting it to 1 means: + # + # "this is not the final varint byte; another byte follows" + # + # This byte needs the continuation bit because the while condition has + # already proven that value has more than seven bits left to encode. + output.append(payload_bits | 0x80) + + # Shift value right by seven bits. + # + # This discards the payload group we just emitted and moves the next + # higher 7-bit group into the lowest seven bits, ready for the next loop + # iteration. + # + # This is why protobuf varints are little-endian at the 7-bit-group + # level: we emit the least significant group first, then move toward more + # significant groups. value >>= 7 + + # When the loop ends, value is between 0 and 0x7F inclusive, so it fits in a + # single 7-bit payload group. + # + # This is the final varint byte, so we do NOT set the continuation bit. + # A most significant bit of 0 means: + # + # "this is the final byte of the varint" output.append(value) + + # Convert the mutable bytearray into immutable bytes, which is the natural + # representation for encoded wire-format data in Python. return bytes(output) diff --git a/opentelemetry-pyproto/tests/test__enum.py b/opentelemetry-pyproto/tests/test__enum.py index b4b0d3529c7..2f87acdf804 100644 --- a/opentelemetry-pyproto/tests/test__enum.py +++ b/opentelemetry-pyproto/tests/test__enum.py @@ -5,7 +5,7 @@ # two's-complement varint. These tests verify that contract using hand-computed # expected byte literals. -from opentelemetry.pyproto._pyproto import encode_enum +from opentelemetry.pyproto._pyproto import encode_enum, encode_int def test_zero() -> None: @@ -35,12 +35,10 @@ def test_negative_value() -> None: def test_matches_encode_int_for_positive_values() -> None: # encode_enum and encode_int must produce identical bytes for non-negative inputs. - from opentelemetry.pyproto._pyproto import encode_int for value in [0, 1, 2, 127, 128, 255, 300, 2**16]: assert encode_enum(value) == encode_int(value) def test_matches_encode_int_for_negative_values() -> None: - from opentelemetry.pyproto._pyproto import encode_int for value in [-1, -2, -(2**31)]: assert encode_enum(value) == encode_int(value) diff --git a/opentelemetry-pyproto/tests/test__scalars.py b/opentelemetry-pyproto/tests/test__scalars.py index 4257b33d26d..59a34238426 100644 --- a/opentelemetry-pyproto/tests/test__scalars.py +++ b/opentelemetry-pyproto/tests/test__scalars.py @@ -5,10 +5,10 @@ # Variable-width types (varint-backed) are verified against hand-computed # expected byte literals derived from the protobuf wire-format spec. -import math -import struct +from math import e, inf, nan, pi, tau +from struct import pack, unpack -from pytest import mark, raises +from pytest import mark from opentelemetry.pyproto._pyproto import ( encode_bool, @@ -25,6 +25,7 @@ encode_string, encode_uint32, encode_uint64, + encode_varint, ) @@ -66,7 +67,6 @@ def test_uint64_max() -> None: [0, 1, 127, 128, 2**32 - 1, 2**32, 2**56, 2**63 - 1, 2**63, 2**64 - 1], ) def test_uint64_is_varint(value: int) -> None: - from opentelemetry.pyproto._pyproto import encode_varint assert encode_uint64(value) == encode_varint(value) @@ -171,7 +171,6 @@ def test_sint32_min() -> None: def test_sint32_zigzag(value: int) -> None: # Verify ZigZag correctness using the arithmetic definition as oracle. zigzag = 2 * value if value >= 0 else -2 * value - 1 - from opentelemetry.pyproto._pyproto import encode_varint assert encode_sint32(value) == encode_varint(zigzag) @@ -208,7 +207,6 @@ def test_sint64_min() -> None: ) def test_sint64_zigzag(value: int) -> None: zigzag = 2 * value if value >= 0 else -2 * value - 1 - from opentelemetry.pyproto._pyproto import encode_varint assert encode_sint64(value) == encode_varint(zigzag) @@ -232,23 +230,23 @@ def test_float_negative_one() -> None: def test_float_always_four_bytes() -> None: assert len(encode_float(0.0)) == 4 assert len(encode_float(1.0)) == 4 - assert len(encode_float(math.inf)) == 4 + assert len(encode_float(inf)) == 4 @mark.parametrize( "value", [ 0.0, 1.0, -1.0, 0.5, -0.5, 0.25, 2.0, -2.0, - struct.unpack(" None: - assert encode_float(value) == struct.pack(" None: - assert encode_float(math.nan) == struct.pack(" None: def test_double_always_eight_bytes() -> None: assert len(encode_double(0.0)) == 8 assert len(encode_double(1.0)) == 8 - assert len(encode_double(math.inf)) == 8 + assert len(encode_double(inf)) == 8 @mark.parametrize( "value", [ - 0.0, 1.0, -1.0, 0.5, -0.5, math.pi, math.e, math.tau, - 1e100, -1e100, 5e-324, 1.7976931348623157e308, math.inf, -math.inf, + 0.0, 1.0, -1.0, 0.5, -0.5, pi, e, tau, + 1e100, -1e100, 5e-324, 1.7976931348623157e308, inf, -inf, ], ) def test_double_matches_struct(value: float) -> None: - assert encode_double(value) == struct.pack(" None: - assert encode_double(math.nan) == struct.pack(" None: @mark.parametrize("value", [0, 1, 127, 128, 255, 256, 2**16 - 1, 2**16, 2**24, 2**32 - 1]) def test_fixed32_matches_struct(value: int) -> None: - assert encode_fixed32(value) == struct.pack(" None: @mark.parametrize("value", [0, 1, -1, 127, -128, 2**15 - 1, -(2**15), 2**31 - 1, -(2**31)]) def test_sfixed32_matches_struct(value: int) -> None: - assert encode_sfixed32(value) == struct.pack(" None: "value", [0, 1, 255, 2**16 - 1, 2**32 - 1, 2**32, 2**48, 2**63, 2**64 - 1] ) def test_fixed64_matches_struct(value: int) -> None: - assert encode_fixed64(value) == struct.pack(" None: [0, 1, -1, 127, -128, 2**31 - 1, -(2**31), 2**32, -(2**32), 2**63 - 1, -(2**63)], ) def test_sfixed64_matches_struct(value: int) -> None: - assert encode_sfixed64(value) == struct.pack(" None: def test_string_length_prefix_matches_utf8_bytecount(value: str) -> None: utf8 = value.encode("utf-8") result = encode_string(value) - from opentelemetry.pyproto._pyproto import encode_varint assert result == encode_varint(len(utf8)) + utf8 @@ -501,5 +498,4 @@ def test_bytes_two_byte_length_prefix() -> None: ) def test_bytes_length_prefix_matches_payload_length(value: bytes) -> None: result = encode_bytes(value) - from opentelemetry.pyproto._pyproto import encode_varint assert result == encode_varint(len(value)) + value From 10cc06c3adf68db930bb37ac0bc2801e480a5d56 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 21:52:42 -0600 Subject: [PATCH 07/66] Convert all bare imports to from-import style across pyproto packages Replace every `import x` with `from x import y` in all three pyproto packages (opentelemetry-pyproto, pyproto-common, pyproto-http). Co-Authored-By: Claude Sonnet 4.6 --- .../otlp/pyproto/common/_internal/__init__.py | 4 +-- .../_internal/metrics_encoder/__init__.py | 4 +-- .../_internal/trace_encoder/__init__.py | 4 +-- .../exporter/otlp/pyproto/http/__init__.py | 4 +-- .../otlp/pyproto/http/_common/__init__.py | 10 +++---- .../pyproto/http/_log_exporter/__init__.py | 30 +++++++++---------- .../pyproto/http/metric_exporter/__init__.py | 30 +++++++++---------- .../pyproto/http/trace_exporter/__init__.py | 30 +++++++++---------- .../src/opentelemetry/pyproto/_wire.py | 8 ++--- .../pyproto/common/v1/common_pyproto2.py | 4 +-- .../pyproto/metrics/v1/metrics_pyproto2.py | 8 ++--- 11 files changed, 68 insertions(+), 68 deletions(-) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py index 3dfc2be1d67..dc5de79a505 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py @@ -3,7 +3,7 @@ from __future__ import annotations -import logging +from logging import getLogger from collections.abc import Callable, Mapping, Sequence from typing import Any, TypeVar @@ -19,7 +19,7 @@ from opentelemetry.sdk.util.instrumentation import InstrumentationScope from opentelemetry.util.types import _ExtendedAttributes -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) _TypingResourceT = TypeVar("_TypingResourceT") _ResourceDataT = TypeVar("_ResourceDataT") diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py index 7c93be92cde..30feb797433 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py @@ -2,7 +2,7 @@ # SPDX-License-Identifier: Apache-2.0 from __future__ import annotations -import logging +from logging import getLogger from os import environ from opentelemetry.exporter.otlp.pyproto.common._internal import ( @@ -60,7 +60,7 @@ ExponentialBucketHistogramAggregation, ) -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) class OTLPMetricExporterMixin: diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py index a966e5f0a84..c442f4f4eb2 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py @@ -1,7 +1,7 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 -import logging +from logging import getLogger from collections import defaultdict from collections.abc import Sequence @@ -38,7 +38,7 @@ _SPAN_FLAGS_CONTEXT_HAS_IS_REMOTE_MASK = 0x00000100 _SPAN_FLAGS_CONTEXT_IS_REMOTE_MASK = 0x00000200 -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) def encode_spans(sdk_spans: Sequence[ReadableSpan]) -> ExportTraceServiceRequest: diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py index 66bb4e9e0dc..faf9c9e9b69 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/__init__.py @@ -1,7 +1,7 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 -import enum +from enum import Enum from .version import __version__ @@ -11,7 +11,7 @@ } -class Compression(enum.Enum): +class Compression(Enum): NoCompression = "none" Deflate = "deflate" Gzip = "gzip" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py index d8e189ca7d4..bf772c5859b 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py @@ -4,7 +4,7 @@ from os import environ from typing import Literal -import requests +from requests import Response, Session from opentelemetry.sdk.environment_variables import ( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER, @@ -12,7 +12,7 @@ from opentelemetry.util._importlib_metadata import entry_points -def _is_retryable(resp: requests.Response) -> bool: +def _is_retryable(resp: Response) -> bool: if resp.status_code == 408: return True if 500 <= resp.status_code <= 599: @@ -26,7 +26,7 @@ def _load_session_from_envvar( "OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER", "OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER", ], -) -> requests.Session | None: +) -> Session | None: _credential_env = environ.get( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER ) or environ.get(cred_envvar) @@ -45,11 +45,11 @@ def _load_session_from_envvar( f"Requested component '{_credential_env}' not found in " f"entry point 'opentelemetry_otlp_credential_provider'" ) - if isinstance(maybe_session, requests.Session): + if isinstance(maybe_session, Session): return maybe_session else: raise RuntimeError( f"Requested component '{_credential_env}' is of type {type(maybe_session)}" - f" must be of type `requests.Session`." + f" must be of type `Session`." ) return None diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py index e5c2b8e4f82..67b3b1fc6d6 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py @@ -1,18 +1,18 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 -import gzip -import logging -import random -import threading -import zlib from collections.abc import Sequence +from gzip import GzipFile from io import BytesIO +from logging import getLogger from os import environ +from random import uniform +from threading import Event from time import time +from zlib import compress -import requests -from requests.exceptions import ConnectionError +from requests import Session +from requests.exceptions import ConnectionError, RequestException from opentelemetry.exporter.otlp.pyproto.common._internal._log_encoder import ( encode_logs, @@ -49,7 +49,7 @@ ) from opentelemetry.util.re import parse_env_headers -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) DEFAULT_ENDPOINT = "http://localhost:4318/" DEFAULT_LOGS_EXPORT_PATH = "v1/logs" @@ -67,9 +67,9 @@ def __init__( headers: dict[str, str] | None = None, timeout: float | None = None, compression: Compression | None = None, - session: requests.Session | None = None, + session: Session | None = None, ): - self._shutdown_is_occuring = threading.Event() + self._shutdown_is_occuring = Event() self._endpoint = endpoint or environ.get( OTEL_EXPORTER_OTLP_LOGS_ENDPOINT, _append_logs_path( @@ -110,7 +110,7 @@ def __init__( or _load_session_from_envvar( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER ) - or requests.Session() + or Session() ) self._session.headers.update(self._headers) self._session.headers.update(_OTLP_HTTP_HEADERS) @@ -125,11 +125,11 @@ def _export(self, serialized_data: bytes, timeout_sec: float | None = None): data = serialized_data if self._compression == Compression.Gzip: gzip_data = BytesIO() - with gzip.GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: + with GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: gzip_stream.write(serialized_data) data = gzip_data.getvalue() elif self._compression == Compression.Deflate: - data = zlib.compress(serialized_data) + data = compress(serialized_data) if timeout_sec is None: timeout_sec = self._timeout try: @@ -158,13 +158,13 @@ def export(self, batch: Sequence[ReadableLogRecord]) -> LogRecordExportResult: serialized_data = encode_logs(batch).SerializeToString() deadline_sec = time() + self._timeout for retry_num in range(_MAX_RETRYS): - backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + backoff_seconds = 2**retry_num * uniform(0.8, 1.2) export_error: Exception | None = None try: resp = self._export(serialized_data, deadline_sec - time()) if resp.ok: return LogRecordExportResult.SUCCESS - except requests.exceptions.RequestException as error: + except RequestException as error: reason = error export_error = error retryable = isinstance(error, ConnectionError) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py index 5b1d0cb5a98..48bcdde7432 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py @@ -2,18 +2,18 @@ # SPDX-License-Identifier: Apache-2.0 from __future__ import annotations -import gzip -import logging -import random -import threading -import zlib from collections.abc import Iterable +from gzip import GzipFile from io import BytesIO +from logging import getLogger from os import environ +from random import uniform +from threading import Event from time import time +from zlib import compress -import requests -from requests.exceptions import ConnectionError +from requests import Session +from requests.exceptions import ConnectionError, RequestException from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import ( OTLPMetricExporterMixin, @@ -66,7 +66,7 @@ ) from opentelemetry.util.re import parse_env_headers -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) DEFAULT_ENDPOINT = "http://localhost:4318/" DEFAULT_METRICS_EXPORT_PATH = "v1/metrics" @@ -84,12 +84,12 @@ def __init__( headers: dict[str, str] | None = None, timeout: float | None = None, compression: Compression | None = None, - session: requests.Session | None = None, + session: Session | None = None, preferred_temporality: dict[type, AggregationTemporality] | None = None, preferred_aggregation: dict[type, Aggregation] | None = None, max_export_batch_size: int | None = None, ): - self._shutdown_in_progress = threading.Event() + self._shutdown_in_progress = Event() self._endpoint = endpoint or environ.get( OTEL_EXPORTER_OTLP_METRICS_ENDPOINT, _append_metrics_path( @@ -130,7 +130,7 @@ def __init__( or _load_session_from_envvar( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER ) - or requests.Session() + or Session() ) self._session.headers.update(self._headers) self._session.headers.update(_OTLP_HTTP_HEADERS) @@ -147,11 +147,11 @@ def _export(self, serialized_data: bytes, timeout_sec: float | None = None): data = serialized_data if self._compression == Compression.Gzip: gzip_data = BytesIO() - with gzip.GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: + with GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: gzip_stream.write(serialized_data) data = gzip_data.getvalue() elif self._compression == Compression.Deflate: - data = zlib.compress(serialized_data) + data = compress(serialized_data) if timeout_sec is None: timeout_sec = self._timeout try: @@ -180,13 +180,13 @@ def _export_with_retries( ) -> MetricExportResult: serialized_data = export_request.SerializeToString() for retry_num in range(_MAX_RETRYS): - backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + backoff_seconds = 2**retry_num * uniform(0.8, 1.2) export_error: Exception | None = None try: resp = self._export(serialized_data, deadline_sec - time()) if resp.ok: return MetricExportResult.SUCCESS - except requests.exceptions.RequestException as error: + except RequestException as error: reason = error export_error = error retryable = isinstance(error, ConnectionError) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py index 9290106132c..3e131b04608 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py @@ -1,18 +1,18 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 -import gzip -import logging -import random -import threading -import zlib from collections.abc import Sequence +from gzip import GzipFile from io import BytesIO +from logging import getLogger from os import environ +from random import uniform +from threading import Event from time import time +from zlib import compress -import requests -from requests.exceptions import ConnectionError +from requests import Session +from requests.exceptions import ConnectionError, RequestException from opentelemetry.exporter.otlp.pyproto.common._internal.trace_encoder import ( encode_spans, @@ -46,7 +46,7 @@ from opentelemetry.sdk.trace.export import SpanExporter, SpanExportResult from opentelemetry.util.re import parse_env_headers -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) DEFAULT_ENDPOINT = "http://localhost:4318/" DEFAULT_TRACES_EXPORT_PATH = "v1/traces" @@ -64,9 +64,9 @@ def __init__( headers: dict[str, str] | None = None, timeout: float | None = None, compression: Compression | None = None, - session: requests.Session | None = None, + session: Session | None = None, ): - self._shutdown_in_progress = threading.Event() + self._shutdown_in_progress = Event() self._endpoint = endpoint or environ.get( OTEL_EXPORTER_OTLP_TRACES_ENDPOINT, _append_trace_path( @@ -107,7 +107,7 @@ def __init__( or _load_session_from_envvar( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER ) - or requests.Session() + or Session() ) self._session.headers.update(self._headers) self._session.headers.update(_OTLP_HTTP_HEADERS) @@ -122,11 +122,11 @@ def _export(self, serialized_data: bytes, timeout_sec: float | None = None): data = serialized_data if self._compression == Compression.Gzip: gzip_data = BytesIO() - with gzip.GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: + with GzipFile(fileobj=gzip_data, mode="w") as gzip_stream: gzip_stream.write(serialized_data) data = gzip_data.getvalue() elif self._compression == Compression.Deflate: - data = zlib.compress(serialized_data) + data = compress(serialized_data) if timeout_sec is None: timeout_sec = self._timeout try: @@ -155,13 +155,13 @@ def export(self, spans: Sequence[ReadableSpan]) -> SpanExportResult: serialized_data = encode_spans(spans).SerializeToString() deadline_sec = time() + self._timeout for retry_num in range(_MAX_RETRYS): - backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + backoff_seconds = 2**retry_num * uniform(0.8, 1.2) export_error: Exception | None = None try: resp = self._export(serialized_data, deadline_sec - time()) if resp.ok: return SpanExportResult.SUCCESS - except requests.exceptions.RequestException as error: + except RequestException as error: reason = error export_error = error retryable = isinstance(error, ConnectionError) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py index 1e86b6b55bc..d7c8d69162f 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py @@ -2,7 +2,7 @@ from __future__ import annotations -import struct +from struct import pack from opentelemetry.pyproto._pyproto import ( encode_fixed32, @@ -70,14 +70,14 @@ def _dbl(field: int, value: float) -> bytes: """double field (8 bytes, IEEE 754); omitted when zero.""" if value == 0.0: return b"" - return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: """Optional double field; omitted when None, written even if 0.0.""" if value is None: return b"" - return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: @@ -107,5 +107,5 @@ def _packed_double(field: int, values: list[float]) -> bytes: """Packed repeated double (8-byte IEEE 754 each).""" if not values: return b"" - payload = struct.pack(f"<{len(values)}d", *values) + payload = pack(f"<{len(values)}d", *values) return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py index db2839c2053..068d93936e8 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py @@ -13,7 +13,7 @@ from __future__ import annotations -import struct +from struct import pack from opentelemetry.pyproto._pyproto import encode_int, encode_tag, encode_varint @@ -71,7 +71,7 @@ def SerializeToString(self) -> bytes: if self._which == "int_value": return encode_tag(3, _WT_VARINT) + encode_int(self.int_value) if self._which == "double_value": - return encode_tag(4, _WT_64BIT) + struct.pack(" bytes: """sfixed64 field (little-endian signed 64-bit int).""" if value == 0: return b"" - return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: """Oneof as_double: always write, even if 0.0.""" - return encode_tag(field, _WT_64BIT) + struct.pack(" bytes: """Oneof as_int: always write, even if 0.""" - return encode_tag(field, _WT_64BIT) + struct.pack(" Date: Sun, 21 Jun 2026 21:54:48 -0600 Subject: [PATCH 08/66] Add CONVENTIONS.md to opentelemetry-pyproto Documents the from-import rule: always use `from x import y`, never bare `import x`. Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/CONVENTIONS.md | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 opentelemetry-pyproto/CONVENTIONS.md diff --git a/opentelemetry-pyproto/CONVENTIONS.md b/opentelemetry-pyproto/CONVENTIONS.md new file mode 100644 index 00000000000..510e6531bf0 --- /dev/null +++ b/opentelemetry-pyproto/CONVENTIONS.md @@ -0,0 +1,19 @@ +# Coding Conventions + +## Imports + +Always use `from x import y`, never `import x`: + +```python +# correct +from struct import pack +from logging import getLogger +from collections.abc import Sequence + +# wrong +import struct +import logging +import collections +``` + +The only exception is when the module itself must be the reference — for example, when two names from different modules would collide and aliasing would obscure meaning. That situation is rare; prefer renaming the local variable instead. From 903d2b0d7d7061c3747b6b788bf48cb8165e4a0f Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:02:01 -0600 Subject: [PATCH 09/66] Document _wire.py thoroughly Add a full module docstring explaining: - why the module exists (proto3 field layer above the _pyproto kernel) - why it is named _wire (protobuf wire format) - why it lives outside _pyproto (layering: kernel must not know proto3 semantics) - the four wire-type constants and which proto3 types use each Expand every function docstring to explain the proto3 default-omission rule, the on-wire layout, which OTel schema fields use it, and the distinction between _dbl (omit on 0.0) and _opt_dbl (omit only on None). Co-Authored-By: Claude Sonnet 4.6 --- .../src/opentelemetry/pyproto/_wire.py | 476 +++++++++++++++++- 1 file changed, 462 insertions(+), 14 deletions(-) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py index d7c8d69162f..4bf7377a95f 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py @@ -1,4 +1,84 @@ -"""Internal protobuf wire-format field builders.""" +"""Proto3 field-level encoding helpers for SerializeToString() implementations. + +Why this module exists +---------------------- +The _pyproto subpackage provides the raw encoding kernel: functions that take a +Python value and return its bytes representation in the protobuf wire format +(encode_varint, encode_fixed64, encode_sint32, etc.). Those functions know +nothing about proto3 messages. They do not know about field numbers, wire-type +tags, or the rule that says a field whose value equals the proto3 default must +be omitted from the serialised output. + +This module sits one level above that kernel. It provides one helper per +proto3 scalar category (uint64, sint32, double, string, bytes, bool, fixed32, +fixed64) plus helpers for embedded messages and packed repeated fields. Each +helper combines three operations that every SerializeToString() method must +perform for every field it writes: + + 1. Encode the tag — (field_number << 3) | wire_type, then varint-encoded. + 2. Apply the proto3 default-omission rule — if the value equals the type's + default (0, 0.0, False, b"", ""), return b"" immediately. + 3. Encode the value — using the appropriate _pyproto primitive. + +Without these helpers, every SerializeToString() method would repeat that +three-step pattern inline for every field, cluttering the message classes with +low-level wire-format details and making the default-omission logic easy to get +wrong or forget. + +Why it is named "_wire" +----------------------- +"Wire" refers to the protobuf wire format: the binary layout that the protobuf +specification defines for how messages are encoded on the wire (in a network +packet, in a file, in a byte string). The wire format is the layer below the +message API and above raw bytes. Each field in a proto3 message is encoded as +one or more wire-format records, each consisting of a tag and a value. + +The leading underscore marks this module as private to the opentelemetry.pyproto +package. It is an implementation detail used by the generated-equivalent message +modules (common_pyproto2.py, metrics_pyproto2.py, etc.). Code outside this +package should not import from it directly. + +Why it is not inside _pyproto +------------------------------ +_pyproto is the pure encoding kernel. Its functions take raw values and produce +raw bytes, with no knowledge of proto3 message structure. encode_fixed64(0) +produces eight zero bytes even though proto3 says a zero fixed64 field should be +omitted. That is correct for the kernel: it encodes what it is told to encode. + +This module implements proto3 field semantics on top of the kernel. That means +it must know about field numbers, tags, and the omit-if-default rule. Placing +that logic inside _pyproto would mix two different levels of abstraction: the +encoding kernel and the proto3 message layer. The dependency arrow would also +point the wrong way — the kernel would contain logic that depends on message +semantics. Keeping _wire.py at the opentelemetry.pyproto level, importing from +_pyproto rather than being part of it, preserves the clean layering: + + opentelemetry.pyproto message classes + ↓ import from + opentelemetry.pyproto._wire (this module) + ↓ import from + opentelemetry.pyproto._pyproto (pure encoding kernel) + +Wire-type constants +------------------- +The protobuf specification defines six wire types. The wire type is stored in +the three lowest bits of every tag integer. Only four wire types appear in +proto3 messages (wire types 3 and 4, the deprecated group delimiters, do not +appear in new proto3 code): + + _WT_VARINT = 0 — one or more bytes with a continuation bit in the MSB of + each byte. Used for: int32, int64, uint32, uint64, sint32, + sint64, bool, enum. + _WT_64BIT = 1 — exactly 8 bytes, little-endian. Used for: double, + fixed64, sfixed64. + _WT_LEN = 2 — a varint length prefix followed by that many bytes. Used + for: string, bytes, embedded messages, packed repeated + fields. + _WT_32BIT = 5 — exactly 4 bytes, little-endian. Used for: float, fixed32, + sfixed32. + +Reference: https://protobuf.dev/programming-guides/encoding/ +""" from __future__ import annotations @@ -19,12 +99,70 @@ def _msg(field: int, content: bytes) -> bytes: - """Length-delimited field: tag + varint(len) + content.""" + """Encode an embedded message or group as a length-delimited field. + + In the protobuf wire format, an embedded message is a length-delimited + field (wire type 2). The layout on the wire is: + + tag (varint) | byte_length (varint) | content (bytes) + + The tag encodes the field number and wire type 2. The byte_length is the + number of bytes in the already-serialised sub-message. The content is the + verbatim output of the sub-message's own SerializeToString() call. + + Unlike the scalar helpers, _msg does not apply an omission rule for empty + content. An embedded message with no fields set serialises to b"" (zero + bytes), and the caller decides whether to write it at all. In practice, + message fields are either written unconditionally when present or guarded + by an explicit ``if self.field is not None`` check in the caller; the empty + check is the caller's responsibility, not this helper's. + + This helper is also used for oneof sub-messages, repeated message fields + (called once per element), and any other length-delimited payload. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + content: + The serialised bytes of the sub-message (the return value of + sub_message.SerializeToString()). + + Returns + ------- + bytes + tag + varint(len(content)) + content + """ return encode_tag(field, _WT_LEN) + encode_varint(len(content)) + content def _str(field: int, value: str) -> bytes: - """String field; omitted when empty (proto3 default).""" + """Encode a proto3 string field, omitting it when the value is empty. + + Proto3 defines the default value for string fields as the empty string + "". A field equal to its default must not be written to the wire, so this + helper returns b"" when value is "". + + The encoding on the wire is: + + tag (varint) | byte_length (varint) | utf-8 bytes + + The proto3 specification requires that string fields contain valid UTF-8. + Python's str.encode("utf-8") enforces this at the encoding step. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + The string to encode. An empty string causes this helper to return + b"" (field omitted). + + Returns + ------- + bytes + b"" if value is empty, otherwise tag + varint(len(utf8)) + utf8. + """ if not value: return b"" utf8 = value.encode("utf-8") @@ -32,63 +170,315 @@ def _str(field: int, value: str) -> bytes: def _byt(field: int, value: bytes) -> bytes: - """Bytes field; omitted when empty (proto3 default).""" + """Encode a proto3 bytes field, omitting it when the value is empty. + + Proto3 defines the default value for bytes fields as the empty byte + string b"". A field equal to its default must not be written, so this + helper returns b"" when value is b"". + + The encoding on the wire is identical to a string field: + + tag (varint) | byte_length (varint) | raw bytes + + Unlike _str, no UTF-8 encoding step is needed because the caller already + holds raw bytes. This helper is used for span_id, trace_id, and any other + proto3 bytes field. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + The bytes to encode. An empty bytes object causes this helper to + return b"" (field omitted). + + Returns + ------- + bytes + b"" if value is empty, otherwise tag + varint(len(value)) + value. + """ if not value: return b"" return encode_tag(field, _WT_LEN) + encode_varint(len(value)) + value def _u64(field: int, value: int) -> bytes: - """uint64/varint field; omitted when zero (proto3 default).""" + """Encode a proto3 uint64 (or any varint-encoded integer) field. + + This helper covers all proto3 field types whose wire type is _WT_VARINT + and whose value is a non-negative integer: uint32, uint64, int32 (when + non-negative), int64 (when non-negative), bool (encoded as 0 or 1), and + enum (encoded as its integer value). + + Proto3 defines the default value for these types as 0. A zero value must + not be written to the wire. + + The encoding on the wire is: + + tag (varint) | value (varint) + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + A non-negative integer. Zero causes this helper to return b"" + (field omitted). + + Returns + ------- + bytes + b"" if value is 0, otherwise tag + varint(value). + """ if value == 0: return b"" return encode_tag(field, _WT_VARINT) + encode_varint(value) def _bool_field(field: int, value: bool) -> bytes: - """bool field; omitted when False (proto3 default).""" + """Encode a proto3 bool field, omitting it when False. + + Proto3 defines the default value for bool as False (encoded as 0). A + False value must not be written to the wire. + + A True value is encoded as varint 1. The wire layout is: + + tag (varint) | 0x01 + + This helper is separate from _u64 because booleans carry different + semantic meaning even though they share wire type 0 (varint). Keeping + them distinct makes SerializeToString() implementations easier to read. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + The boolean to encode. False causes this helper to return b"" + (field omitted). True is encoded as varint 1. + + Returns + ------- + bytes + b"" if value is False, otherwise tag + 0x01. + """ if not value: return b"" return encode_tag(field, _WT_VARINT) + encode_varint(1) def _fix32(field: int, value: int) -> bytes: - """fixed32 field (4 bytes, little-endian uint32); omitted when zero.""" + """Encode a proto3 fixed32 field (4-byte little-endian uint32). + + fixed32 uses wire type _WT_32BIT. The decoder reads exactly 4 bytes after + the tag. This makes fixed32 more efficient than uint32 for values that are + frequently large (close to 2^32), because it avoids varint overhead. + + Proto3 default is 0. A zero value must not be written to the wire. + + The encoding on the wire is: + + tag (varint) | 4-byte little-endian uint32 + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + An unsigned 32-bit integer. Zero causes this helper to return b"" + (field omitted). + + Returns + ------- + bytes + b"" if value is 0, otherwise tag + 4 bytes little-endian. + """ if value == 0: return b"" return encode_tag(field, _WT_32BIT) + encode_fixed32(value) def _fix64(field: int, value: int) -> bytes: - """fixed64 field (8 bytes, little-endian uint64); omitted when zero.""" + """Encode a proto3 fixed64 field (8-byte little-endian uint64). + + fixed64 uses wire type _WT_64BIT. The decoder reads exactly 8 bytes after + the tag. In the OTel proto schemas, fixed64 is used for nanosecond + timestamps (start_time_unix_nano, time_unix_nano), counts, and bucket + counts that are guaranteed to be non-negative. + + Proto3 default is 0. A zero value must not be written to the wire. + + The encoding on the wire is: + + tag (varint) | 8-byte little-endian uint64 + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + An unsigned 64-bit integer. Zero causes this helper to return b"" + (field omitted). + + Returns + ------- + bytes + b"" if value is 0, otherwise tag + 8 bytes little-endian. + """ if value == 0: return b"" return encode_tag(field, _WT_64BIT) + encode_fixed64(value) def _dbl(field: int, value: float) -> bytes: - """double field (8 bytes, IEEE 754); omitted when zero.""" + """Encode a proto3 double field (8-byte IEEE 754), omitting when zero. + + double uses wire type _WT_64BIT. The decoder reads exactly 8 bytes and + interprets them as an IEEE 754 double-precision floating-point number in + little-endian byte order. + + Proto3 default is 0.0. A zero value must not be written to the wire. + Note that -0.0 compares equal to 0.0 in Python, so _dbl(field, -0.0) + returns b"" — if that distinction matters, use _opt_dbl instead. + + This helper is used for scalar double fields that have a meaningful zero + default and should be omitted when zero: for example, the `sum` field of + SummaryDataPoint and the `zero_threshold` field of + ExponentialHistogramDataPoint. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + An IEEE 754 double. 0.0 causes this helper to return b"" + (field omitted). Infinity and NaN are encoded as-is. + + Returns + ------- + bytes + b"" if value == 0.0, otherwise tag + 8-byte little-endian double. + """ if value == 0.0: return b"" return encode_tag(field, _WT_64BIT) + pack(" bytes: - """Optional double field; omitted when None, written even if 0.0.""" + """Encode an optional proto3 double field, written even when 0.0. + + Some double fields in the OTel proto schemas are declared optional + (proto3 optional syntax), which means the presence of the field is + significant regardless of its value. A value of 0.0 is a meaningful + measurement and must be written; only None (field not set) causes the + field to be omitted. + + This is distinct from _dbl, which omits 0.0 as the proto3 default. + _opt_dbl is used for fields such as `sum`, `min`, and `max` on histogram + data points, where None means "not present" and 0.0 means "present and + measured as zero". + + The encoding on the wire is identical to _dbl when the value is present: + + tag (varint) | 8-byte little-endian double + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + An IEEE 754 double, or None. None causes this helper to return b"" + (field omitted). Any float, including 0.0, -0.0, inf, and nan, is + encoded and written to the wire. + + Returns + ------- + bytes + b"" if value is None, otherwise tag + 8-byte little-endian double. + """ if value is None: return b"" return encode_tag(field, _WT_64BIT) + pack(" bytes: - """sint32 field (ZigZag varint); omitted when zero.""" + """Encode a proto3 sint32 field (ZigZag varint), omitting when zero. + + sint32 uses wire type _WT_VARINT but applies ZigZag encoding before the + varint step. ZigZag maps signed integers to unsigned integers so that + small negative values produce short varints rather than the ten-byte + varints that two's-complement representation would require: + + 0 → 0 + -1 → 1 + 1 → 2 + -2 → 3 + n → 2*n (for n >= 0) + n → -2*n - 1 (for n < 0) + + This is the correct encoding for the proto3 `sint32` type. It is NOT used + for `int32` fields (use _u64 for non-negative int32, or encode_int from + _pyproto for signed int32). + + In the OTel proto schemas, sint32 appears on the `scale` field of + ExponentialHistogramDataPoint and the `offset` field of its Buckets + sub-message. These fields represent signed exponents and can be negative. + + Proto3 default is 0. A zero value must not be written to the wire. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + value: + A signed 32-bit integer. Zero causes this helper to return b"" + (field omitted). + + Returns + ------- + bytes + b"" if value is 0, otherwise tag + ZigZag-encoded varint. + """ if value == 0: return b"" return encode_tag(field, _WT_VARINT) + encode_sint32(value) def _packed_uint64(field: int, values: list[int]) -> bytes: - """Packed repeated uint64 (varint-encoded).""" + """Encode a packed repeated uint64 field. + + In proto3, repeated scalar fields are packed by default. "Packed" means + all elements are encoded contiguously without a tag before each one. + Instead, a single tag and a single length prefix wrap the entire payload: + + tag (varint) | payload_length (varint) | element0 (varint) | element1 (varint) | ... + + Each element is encoded as an independent varint, exactly as encode_varint + would encode it if the field were scalar. The decoder knows how many + elements are present by tracking how many bytes it has consumed relative + to payload_length. + + An empty list produces b"" (field omitted). This matches proto3 behaviour: + a repeated field with zero elements is indistinguishable from the field + being absent. + + This helper is used for fields such as bucket_counts in + ExponentialHistogramDataPoint.Buckets. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + values: + A list of non-negative integers. An empty list causes this helper + to return b"" (field omitted). + + Returns + ------- + bytes + b"" if values is empty, otherwise tag + varint(len(payload)) + payload, + where payload is the concatenation of varint-encoded elements. + """ if not values: return b"" payload = b"".join(encode_varint(v) for v in values) @@ -96,7 +486,36 @@ def _packed_uint64(field: int, values: list[int]) -> bytes: def _packed_fix64(field: int, values: list[int]) -> bytes: - """Packed repeated fixed64 (8-byte little-endian uint64 each).""" + """Encode a packed repeated fixed64 field. + + Like _packed_uint64 but each element is encoded as an 8-byte + little-endian uint64 rather than a varint. The wire layout is: + + tag (varint) | payload_length (varint) | element0 (8 bytes) | element1 (8 bytes) | ... + + fixed64 encoding is efficient for values that are close to 2^64 or are + accessed in bulk (the payload is a flat array of 8-byte little-endian + words, amenable to memcpy). + + An empty list produces b"" (field omitted). + + This helper is used for the bucket_counts field of HistogramDataPoint, + where counts are non-negative 64-bit integers. + + Parameters + ---------- + field: + The field number as declared in the .proto schema. + values: + A list of non-negative 64-bit integers. An empty list causes this + helper to return b"" (field omitted). + + Returns + ------- + bytes + b"" if values is empty, otherwise tag + varint(len(payload)) + payload, + where payload is the concatenation of 8-byte little-endian encodings. + """ if not values: return b"" payload = b"".join(encode_fixed64(v) for v in values) @@ -104,7 +523,36 @@ def _packed_fix64(field: int, values: list[int]) -> bytes: def _packed_double(field: int, values: list[float]) -> bytes: - """Packed repeated double (8-byte IEEE 754 each).""" + """Encode a packed repeated double field. + + Like _packed_uint64 but each element is an IEEE 754 double (8 bytes, + little-endian). The wire layout is: + + tag (varint) | payload_length (varint) | element0 (8 bytes) | element1 (8 bytes) | ... + + struct.pack with format " Date: Sun, 21 Jun 2026 22:19:21 -0600 Subject: [PATCH 10/66] =?UTF-8?q?Rename=20=5Fpyproto=20=E2=86=92=20=5Fpypr?= =?UTF-8?q?otobuf=20and=20=5Fwire.py=20=E2=86=92=20=5Fpyprotobuf/fields.py?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - Rename _pyproto/ to _pyprotobuf/ - Remove underscores from all module filenames inside the package: _varint.py → varint.py, _tag.py → tag.py, _scalars.py → scalars.py, _enum.py → enum.py - Move _wire.py into _pyprotobuf/ and rename it to fields.py - Update __init__.py to use relative imports from the new filenames - fields.py uses relative imports from siblings (scalars, tag, varint) - Update all message files: _pyproto → _pyprotobuf, _wire → _pyprotobuf.fields - Rename test files: test__X.py → test_X.py and update their imports - Update fields.py docstring to reflect new name and location Co-Authored-By: Claude Sonnet 4.6 --- .../{_pyproto => _pyprotobuf}/__init__.py | 8 +- .../_enum.py => _pyprotobuf/enum.py} | 2 +- .../{_wire.py => _pyprotobuf/fields.py} | 83 ++++++++----------- .../_scalars.py => _pyprotobuf/scalars.py} | 2 +- .../{_pyproto/_tag.py => _pyprotobuf/tag.py} | 2 +- .../_varint.py => _pyprotobuf/varint.py} | 0 .../logs/v1/logs_service_pyproto2.py | 2 +- .../metrics/v1/metrics_service_pyproto2.py | 2 +- .../trace/v1/trace_service_pyproto2.py | 2 +- .../pyproto/common/v1/common_pyproto2.py | 4 +- .../pyproto/logs/v1/logs_pyproto2.py | 2 +- .../pyproto/metrics/v1/metrics_pyproto2.py | 4 +- .../pyproto/resource/v1/resource_pyproto2.py | 2 +- .../pyproto/trace/v1/trace_pyproto2.py | 2 +- .../tests/{test__enum.py => test_enum.py} | 2 +- .../{test__scalars.py => test_scalars.py} | 2 +- .../tests/{test__tag.py => test_tag.py} | 2 +- .../tests/{test__varint.py => test_varint.py} | 2 +- 18 files changed, 54 insertions(+), 71 deletions(-) rename opentelemetry-pyproto/src/opentelemetry/pyproto/{_pyproto => _pyprotobuf}/__init__.py (72%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/{_pyproto/_enum.py => _pyprotobuf/enum.py} (97%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/{_wire.py => _pyprotobuf/fields.py} (86%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/{_pyproto/_scalars.py => _pyprotobuf/scalars.py} (99%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/{_pyproto/_tag.py => _pyprotobuf/tag.py} (98%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/{_pyproto/_varint.py => _pyprotobuf/varint.py} (100%) rename opentelemetry-pyproto/tests/{test__enum.py => test_enum.py} (95%) rename opentelemetry-pyproto/tests/{test__scalars.py => test_scalars.py} (99%) rename opentelemetry-pyproto/tests/{test__tag.py => test_tag.py} (96%) rename opentelemetry-pyproto/tests/{test__varint.py => test_varint.py} (95%) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/__init__.py similarity index 72% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/__init__.py index 580f94c5ca5..9f186998550 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/__init__.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/__init__.py @@ -1,5 +1,5 @@ -from opentelemetry.pyproto._pyproto._enum import encode_enum -from opentelemetry.pyproto._pyproto._scalars import ( +from .enum import encode_enum +from .scalars import ( encode_bool, encode_bytes, encode_double, @@ -15,8 +15,8 @@ encode_uint32, encode_uint64, ) -from opentelemetry.pyproto._pyproto._tag import encode_tag -from opentelemetry.pyproto._pyproto._varint import encode_varint +from .tag import encode_tag +from .varint import encode_varint __all__ = [ "encode_bool", diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/enum.py similarity index 97% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/enum.py index 7aea229dddd..229b44787b5 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_enum.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/enum.py @@ -10,7 +10,7 @@ https://protobuf.dev/programming-guides/encoding/ """ -from opentelemetry.pyproto._pyproto._scalars import encode_int +from .scalars import encode_int def encode_enum(value: int) -> bytes: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py similarity index 86% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py index 4bf7377a95f..a96af145481 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_wire.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py @@ -2,12 +2,12 @@ Why this module exists ---------------------- -The _pyproto subpackage provides the raw encoding kernel: functions that take a -Python value and return its bytes representation in the protobuf wire format -(encode_varint, encode_fixed64, encode_sint32, etc.). Those functions know -nothing about proto3 messages. They do not know about field numbers, wire-type -tags, or the rule that says a field whose value equals the proto3 default must -be omitted from the serialised output. +The other modules in this package (varint, tag, scalars, enum) provide the +raw encoding kernel: functions that take a Python value and return its bytes +representation in the protobuf wire format. Those functions know nothing about +proto3 messages. They do not know about field numbers, wire-type tags, or the +rule that says a field whose value equals the proto3 default must be omitted +from the serialised output. This module sits one level above that kernel. It provides one helper per proto3 scalar category (uint64, sint32, double, string, bytes, bool, fixed32, @@ -15,49 +15,36 @@ helper combines three operations that every SerializeToString() method must perform for every field it writes: - 1. Encode the tag — (field_number << 3) | wire_type, then varint-encoded. - 2. Apply the proto3 default-omission rule — if the value equals the type's + 1. Apply the proto3 default-omission rule — if the value equals the type's default (0, 0.0, False, b"", ""), return b"" immediately. - 3. Encode the value — using the appropriate _pyproto primitive. + 2. Encode the tag — (field_number << 3) | wire_type, then varint-encoded. + 3. Encode the value — using the appropriate primitive from this package. Without these helpers, every SerializeToString() method would repeat that three-step pattern inline for every field, cluttering the message classes with low-level wire-format details and making the default-omission logic easy to get wrong or forget. -Why it is named "_wire" ------------------------ -"Wire" refers to the protobuf wire format: the binary layout that the protobuf -specification defines for how messages are encoded on the wire (in a network -packet, in a file, in a byte string). The wire format is the layer below the -message API and above raw bytes. Each field in a proto3 message is encoded as -one or more wire-format records, each consisting of a tag and a value. - -The leading underscore marks this module as private to the opentelemetry.pyproto -package. It is an implementation detail used by the generated-equivalent message -modules (common_pyproto2.py, metrics_pyproto2.py, etc.). Code outside this -package should not import from it directly. - -Why it is not inside _pyproto ------------------------------- -_pyproto is the pure encoding kernel. Its functions take raw values and produce -raw bytes, with no knowledge of proto3 message structure. encode_fixed64(0) -produces eight zero bytes even though proto3 says a zero fixed64 field should be -omitted. That is correct for the kernel: it encodes what it is told to encode. - -This module implements proto3 field semantics on top of the kernel. That means -it must know about field numbers, tags, and the omit-if-default rule. Placing -that logic inside _pyproto would mix two different levels of abstraction: the -encoding kernel and the proto3 message layer. The dependency arrow would also -point the wrong way — the kernel would contain logic that depends on message -semantics. Keeping _wire.py at the opentelemetry.pyproto level, importing from -_pyproto rather than being part of it, preserves the clean layering: - - opentelemetry.pyproto message classes - ↓ import from - opentelemetry.pyproto._wire (this module) - ↓ import from - opentelemetry.pyproto._pyproto (pure encoding kernel) +Why it is named "fields" +------------------------ +Each function in this module encodes one proto3 field: it takes a field number +and a value, and returns the complete on-wire bytes for that field — tag plus +encoded value, or b"" when the value is the proto3 default. The word "field" +is the right abstraction because a proto3 field is exactly this: a field number, +a wire type, a default-omission rule, and a value encoding. The other modules +in this package encode raw values; this module encodes fields. + +Layering within _pyprotobuf +---------------------------- + varint.py — encode a varint integer to bytes + tag.py — encode a (field_number, wire_type) tag using varint + scalars.py — encode all proto3 scalar types to bytes + enum.py — encode a proto3 enum value (thin wrapper over scalars) + fields.py — encode a complete proto3 field (tag + default check + value) + +The message classes (common_pyproto2.py, metrics_pyproto2.py, etc.) use this +module directly. They import the encode_* primitives from the package root +(__init__.py) and the field helpers from here. Wire-type constants ------------------- @@ -84,13 +71,9 @@ from struct import pack -from opentelemetry.pyproto._pyproto import ( - encode_fixed32, - encode_fixed64, - encode_sint32, - encode_tag, - encode_varint, -) +from .scalars import encode_fixed32, encode_fixed64, encode_sint32 +from .tag import encode_tag +from .varint import encode_varint _WT_VARINT = 0 # int32, int64, uint32, uint64, bool, enum _WT_64BIT = 1 # double, fixed64, sfixed64 @@ -418,7 +401,7 @@ def _sint32(field: int, value: int) -> bytes: This is the correct encoding for the proto3 `sint32` type. It is NOT used for `int32` fields (use _u64 for non-negative int32, or encode_int from - _pyproto for signed int32). + the package for signed int32). In the OTel proto schemas, sint32 appears on the `scale` field of ExponentialHistogramDataPoint and the `offset` field of its Buckets diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/scalars.py similarity index 99% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/scalars.py index 9c51532ed77..7fca1da26f5 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_scalars.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/scalars.py @@ -46,7 +46,7 @@ from struct import pack -from opentelemetry.pyproto._pyproto._varint import encode_varint +from .varint import encode_varint # ── Wire type 0 — Varint ────────────────────────────────────────────────────── diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/tag.py similarity index 98% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/tag.py index 587ac236ea6..70b081f6ffe 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_tag.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/tag.py @@ -74,7 +74,7 @@ https://protobuf.dev/programming-guides/encoding/ """ -from opentelemetry.pyproto._pyproto._varint import encode_varint +from .varint import encode_varint def encode_tag(field_number: int, wire_type: int) -> bytes: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/varint.py similarity index 100% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/_pyproto/_varint.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/varint.py diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py index aac6a7555fc..61fca963146 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py @@ -8,7 +8,7 @@ from __future__ import annotations from opentelemetry.pyproto.logs.v1.logs_pyproto2 import ResourceLogs -from opentelemetry.pyproto._wire import _msg +from opentelemetry.pyproto._pyprotobuf.fields import _msg class ExportLogsServiceRequest: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py index 3d2e820ed30..12b2ad8a791 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py @@ -8,7 +8,7 @@ from __future__ import annotations from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ResourceMetrics -from opentelemetry.pyproto._wire import _msg +from opentelemetry.pyproto._pyprotobuf.fields import _msg class ExportMetricsServiceRequest: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py index 69cd920ddbb..7b6fd9fb7fe 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py @@ -8,7 +8,7 @@ from __future__ import annotations from opentelemetry.pyproto.trace.v1.trace_pyproto2 import ResourceSpans -from opentelemetry.pyproto._wire import _msg +from opentelemetry.pyproto._pyprotobuf.fields import _msg class ExportTraceServiceRequest: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py index 068d93936e8..bdccbe40a3d 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py @@ -15,9 +15,9 @@ from struct import pack -from opentelemetry.pyproto._pyproto import encode_int, encode_tag, encode_varint +from opentelemetry.pyproto._pyprotobuf import encode_int, encode_tag, encode_varint -from ..._wire import _msg, _str, _u64, _WT_LEN, _WT_VARINT, _WT_64BIT +from opentelemetry.pyproto._pyprotobuf.fields import _msg, _str, _u64, _WT_LEN, _WT_VARINT, _WT_64BIT class AnyValue: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py index 7c52cbda04b..1d62023fe14 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py @@ -17,7 +17,7 @@ KeyValue, ) from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource -from opentelemetry.pyproto._wire import ( +from opentelemetry.pyproto._pyprotobuf.fields import ( _byt, _fix32, _fix64, diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py index 56f58b78f41..8f0da0e24c4 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py @@ -44,7 +44,7 @@ KeyValue, ) from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource -from opentelemetry.pyproto._wire import ( +from opentelemetry.pyproto._pyprotobuf.fields import ( _byt, _bool_field, _dbl, @@ -59,7 +59,7 @@ _u64, _WT_64BIT, ) -from opentelemetry.pyproto._pyproto import encode_tag +from opentelemetry.pyproto._pyprotobuf import encode_tag def _sfixed64(field: int, value: int) -> bytes: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py index d6f9f35b55e..e46473defc3 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py @@ -7,7 +7,7 @@ from __future__ import annotations from opentelemetry.pyproto.common.v1.common_pyproto2 import KeyValue -from opentelemetry.pyproto._wire import _msg, _u64 +from opentelemetry.pyproto._pyprotobuf.fields import _msg, _u64 class Resource: diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py index 42e9fa1bc08..60ef9d8254c 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py @@ -21,7 +21,7 @@ KeyValue, ) from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource -from opentelemetry.pyproto._wire import ( +from opentelemetry.pyproto._pyprotobuf.fields import ( _byt, _fix32, _fix64, diff --git a/opentelemetry-pyproto/tests/test__enum.py b/opentelemetry-pyproto/tests/test_enum.py similarity index 95% rename from opentelemetry-pyproto/tests/test__enum.py rename to opentelemetry-pyproto/tests/test_enum.py index 2f87acdf804..1dabbeea598 100644 --- a/opentelemetry-pyproto/tests/test__enum.py +++ b/opentelemetry-pyproto/tests/test_enum.py @@ -5,7 +5,7 @@ # two's-complement varint. These tests verify that contract using hand-computed # expected byte literals. -from opentelemetry.pyproto._pyproto import encode_enum, encode_int +from opentelemetry.pyproto._pyprotobuf import encode_enum, encode_int def test_zero() -> None: diff --git a/opentelemetry-pyproto/tests/test__scalars.py b/opentelemetry-pyproto/tests/test_scalars.py similarity index 99% rename from opentelemetry-pyproto/tests/test__scalars.py rename to opentelemetry-pyproto/tests/test_scalars.py index 59a34238426..5711e4e30aa 100644 --- a/opentelemetry-pyproto/tests/test__scalars.py +++ b/opentelemetry-pyproto/tests/test_scalars.py @@ -10,7 +10,7 @@ from pytest import mark -from opentelemetry.pyproto._pyproto import ( +from opentelemetry.pyproto._pyprotobuf import ( encode_bool, encode_bytes, encode_double, diff --git a/opentelemetry-pyproto/tests/test__tag.py b/opentelemetry-pyproto/tests/test_tag.py similarity index 96% rename from opentelemetry-pyproto/tests/test__tag.py rename to opentelemetry-pyproto/tests/test_tag.py index 045aa15fa51..6639752a850 100644 --- a/opentelemetry-pyproto/tests/test__tag.py +++ b/opentelemetry-pyproto/tests/test_tag.py @@ -12,7 +12,7 @@ from pytest import mark -from opentelemetry.pyproto._pyproto import encode_tag, encode_varint +from opentelemetry.pyproto._pyprotobuf import encode_tag, encode_varint @mark.parametrize( diff --git a/opentelemetry-pyproto/tests/test__varint.py b/opentelemetry-pyproto/tests/test_varint.py similarity index 95% rename from opentelemetry-pyproto/tests/test__varint.py rename to opentelemetry-pyproto/tests/test_varint.py index d80f9c8af0f..bc32c57c6c6 100644 --- a/opentelemetry-pyproto/tests/test__varint.py +++ b/opentelemetry-pyproto/tests/test_varint.py @@ -2,7 +2,7 @@ from pytest import raises -from opentelemetry.pyproto._pyproto import encode_varint +from opentelemetry.pyproto._pyprotobuf import encode_varint def test_zero() -> None: From 30669940973dd0aea97c1effb6075c2cec8d6d12 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:25:29 -0600 Subject: [PATCH 11/66] Remove underscore prefix from all names inside _pyprotobuf/fields.py Function names: msg, string, byt, u64, bool_field, fix32, fix64, dbl, opt_dbl, sint32, packed_uint64, packed_fix64, packed_double. Constants: WT_VARINT, WT_64BIT, WT_LEN, WT_32BIT. _str renamed to string to avoid shadowing the str builtin. All callers in message files updated accordingly. Co-Authored-By: Claude Sonnet 4.6 --- .../pyproto/_pyprotobuf/fields.py | 100 +++++------ .../logs/v1/logs_service_pyproto2.py | 4 +- .../metrics/v1/metrics_service_pyproto2.py | 4 +- .../trace/v1/trace_service_pyproto2.py | 4 +- .../pyproto/common/v1/common_pyproto2.py | 32 ++-- .../pyproto/logs/v1/logs_pyproto2.py | 46 ++--- .../pyproto/metrics/v1/metrics_pyproto2.py | 158 +++++++++--------- .../pyproto/resource/v1/resource_pyproto2.py | 6 +- .../pyproto/trace/v1/trace_pyproto2.py | 78 ++++----- 9 files changed, 216 insertions(+), 216 deletions(-) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py index a96af145481..cb40d47ed67 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py @@ -53,15 +53,15 @@ proto3 messages (wire types 3 and 4, the deprecated group delimiters, do not appear in new proto3 code): - _WT_VARINT = 0 — one or more bytes with a continuation bit in the MSB of + WT_VARINT = 0 — one or more bytes with a continuation bit in the MSB of each byte. Used for: int32, int64, uint32, uint64, sint32, sint64, bool, enum. - _WT_64BIT = 1 — exactly 8 bytes, little-endian. Used for: double, + WT_64BIT = 1 — exactly 8 bytes, little-endian. Used for: double, fixed64, sfixed64. - _WT_LEN = 2 — a varint length prefix followed by that many bytes. Used + WT_LEN = 2 — a varint length prefix followed by that many bytes. Used for: string, bytes, embedded messages, packed repeated fields. - _WT_32BIT = 5 — exactly 4 bytes, little-endian. Used for: float, fixed32, + WT_32BIT = 5 — exactly 4 bytes, little-endian. Used for: float, fixed32, sfixed32. Reference: https://protobuf.dev/programming-guides/encoding/ @@ -75,13 +75,13 @@ from .tag import encode_tag from .varint import encode_varint -_WT_VARINT = 0 # int32, int64, uint32, uint64, bool, enum -_WT_64BIT = 1 # double, fixed64, sfixed64 -_WT_LEN = 2 # string, bytes, embedded messages, packed arrays -_WT_32BIT = 5 # float, fixed32, sfixed32 +WT_VARINT = 0 # int32, int64, uint32, uint64, bool, enum +WT_64BIT = 1 # double, fixed64, sfixed64 +WT_LEN = 2 # string, bytes, embedded messages, packed arrays +WT_32BIT = 5 # float, fixed32, sfixed32 -def _msg(field: int, content: bytes) -> bytes: +def msg(field: int, content: bytes) -> bytes: """Encode an embedded message or group as a length-delimited field. In the protobuf wire format, an embedded message is a length-delimited @@ -93,7 +93,7 @@ def _msg(field: int, content: bytes) -> bytes: number of bytes in the already-serialised sub-message. The content is the verbatim output of the sub-message's own SerializeToString() call. - Unlike the scalar helpers, _msg does not apply an omission rule for empty + Unlike the scalar helpers, msg does not apply an omission rule for empty content. An embedded message with no fields set serialises to b"" (zero bytes), and the caller decides whether to write it at all. In practice, message fields are either written unconditionally when present or guarded @@ -116,10 +116,10 @@ def _msg(field: int, content: bytes) -> bytes: bytes tag + varint(len(content)) + content """ - return encode_tag(field, _WT_LEN) + encode_varint(len(content)) + content + return encode_tag(field, WT_LEN) + encode_varint(len(content)) + content -def _str(field: int, value: str) -> bytes: +def string(field: int, value: str) -> bytes: """Encode a proto3 string field, omitting it when the value is empty. Proto3 defines the default value for string fields as the empty string @@ -149,10 +149,10 @@ def _str(field: int, value: str) -> bytes: if not value: return b"" utf8 = value.encode("utf-8") - return encode_tag(field, _WT_LEN) + encode_varint(len(utf8)) + utf8 + return encode_tag(field, WT_LEN) + encode_varint(len(utf8)) + utf8 -def _byt(field: int, value: bytes) -> bytes: +def byt(field: int, value: bytes) -> bytes: """Encode a proto3 bytes field, omitting it when the value is empty. Proto3 defines the default value for bytes fields as the empty byte @@ -163,7 +163,7 @@ def _byt(field: int, value: bytes) -> bytes: tag (varint) | byte_length (varint) | raw bytes - Unlike _str, no UTF-8 encoding step is needed because the caller already + Unlike string, no UTF-8 encoding step is needed because the caller already holds raw bytes. This helper is used for span_id, trace_id, and any other proto3 bytes field. @@ -182,13 +182,13 @@ def _byt(field: int, value: bytes) -> bytes: """ if not value: return b"" - return encode_tag(field, _WT_LEN) + encode_varint(len(value)) + value + return encode_tag(field, WT_LEN) + encode_varint(len(value)) + value -def _u64(field: int, value: int) -> bytes: +def u64(field: int, value: int) -> bytes: """Encode a proto3 uint64 (or any varint-encoded integer) field. - This helper covers all proto3 field types whose wire type is _WT_VARINT + This helper covers all proto3 field types whose wire type is WT_VARINT and whose value is a non-negative integer: uint32, uint64, int32 (when non-negative), int64 (when non-negative), bool (encoded as 0 or 1), and enum (encoded as its integer value). @@ -215,10 +215,10 @@ def _u64(field: int, value: int) -> bytes: """ if value == 0: return b"" - return encode_tag(field, _WT_VARINT) + encode_varint(value) + return encode_tag(field, WT_VARINT) + encode_varint(value) -def _bool_field(field: int, value: bool) -> bytes: +def bool_field(field: int, value: bool) -> bytes: """Encode a proto3 bool field, omitting it when False. Proto3 defines the default value for bool as False (encoded as 0). A @@ -228,7 +228,7 @@ def _bool_field(field: int, value: bool) -> bytes: tag (varint) | 0x01 - This helper is separate from _u64 because booleans carry different + This helper is separate from u64 because booleans carry different semantic meaning even though they share wire type 0 (varint). Keeping them distinct makes SerializeToString() implementations easier to read. @@ -247,13 +247,13 @@ def _bool_field(field: int, value: bool) -> bytes: """ if not value: return b"" - return encode_tag(field, _WT_VARINT) + encode_varint(1) + return encode_tag(field, WT_VARINT) + encode_varint(1) -def _fix32(field: int, value: int) -> bytes: +def fix32(field: int, value: int) -> bytes: """Encode a proto3 fixed32 field (4-byte little-endian uint32). - fixed32 uses wire type _WT_32BIT. The decoder reads exactly 4 bytes after + fixed32 uses wire type WT_32BIT. The decoder reads exactly 4 bytes after the tag. This makes fixed32 more efficient than uint32 for values that are frequently large (close to 2^32), because it avoids varint overhead. @@ -278,13 +278,13 @@ def _fix32(field: int, value: int) -> bytes: """ if value == 0: return b"" - return encode_tag(field, _WT_32BIT) + encode_fixed32(value) + return encode_tag(field, WT_32BIT) + encode_fixed32(value) -def _fix64(field: int, value: int) -> bytes: +def fix64(field: int, value: int) -> bytes: """Encode a proto3 fixed64 field (8-byte little-endian uint64). - fixed64 uses wire type _WT_64BIT. The decoder reads exactly 8 bytes after + fixed64 uses wire type WT_64BIT. The decoder reads exactly 8 bytes after the tag. In the OTel proto schemas, fixed64 is used for nanosecond timestamps (start_time_unix_nano, time_unix_nano), counts, and bucket counts that are guaranteed to be non-negative. @@ -310,19 +310,19 @@ def _fix64(field: int, value: int) -> bytes: """ if value == 0: return b"" - return encode_tag(field, _WT_64BIT) + encode_fixed64(value) + return encode_tag(field, WT_64BIT) + encode_fixed64(value) -def _dbl(field: int, value: float) -> bytes: +def dbl(field: int, value: float) -> bytes: """Encode a proto3 double field (8-byte IEEE 754), omitting when zero. - double uses wire type _WT_64BIT. The decoder reads exactly 8 bytes and + double uses wire type WT_64BIT. The decoder reads exactly 8 bytes and interprets them as an IEEE 754 double-precision floating-point number in little-endian byte order. Proto3 default is 0.0. A zero value must not be written to the wire. - Note that -0.0 compares equal to 0.0 in Python, so _dbl(field, -0.0) - returns b"" — if that distinction matters, use _opt_dbl instead. + Note that -0.0 compares equal to 0.0 in Python, so dbl(field, -0.0) + returns b"" — if that distinction matters, use opt_dbl instead. This helper is used for scalar double fields that have a meaningful zero default and should be omitted when zero: for example, the `sum` field of @@ -344,10 +344,10 @@ def _dbl(field: int, value: float) -> bytes: """ if value == 0.0: return b"" - return encode_tag(field, _WT_64BIT) + pack(" bytes: +def opt_dbl(field: int, value: float | None) -> bytes: """Encode an optional proto3 double field, written even when 0.0. Some double fields in the OTel proto schemas are declared optional @@ -356,12 +356,12 @@ def _opt_dbl(field: int, value: float | None) -> bytes: measurement and must be written; only None (field not set) causes the field to be omitted. - This is distinct from _dbl, which omits 0.0 as the proto3 default. - _opt_dbl is used for fields such as `sum`, `min`, and `max` on histogram + This is distinct from dbl, which omits 0.0 as the proto3 default. + opt_dbl is used for fields such as `sum`, `min`, and `max` on histogram data points, where None means "not present" and 0.0 means "present and measured as zero". - The encoding on the wire is identical to _dbl when the value is present: + The encoding on the wire is identical to dbl when the value is present: tag (varint) | 8-byte little-endian double @@ -381,13 +381,13 @@ def _opt_dbl(field: int, value: float | None) -> bytes: """ if value is None: return b"" - return encode_tag(field, _WT_64BIT) + pack(" bytes: +def sint32(field: int, value: int) -> bytes: """Encode a proto3 sint32 field (ZigZag varint), omitting when zero. - sint32 uses wire type _WT_VARINT but applies ZigZag encoding before the + sint32 uses wire type WT_VARINT but applies ZigZag encoding before the varint step. ZigZag maps signed integers to unsigned integers so that small negative values produce short varints rather than the ten-byte varints that two's-complement representation would require: @@ -400,7 +400,7 @@ def _sint32(field: int, value: int) -> bytes: n → -2*n - 1 (for n < 0) This is the correct encoding for the proto3 `sint32` type. It is NOT used - for `int32` fields (use _u64 for non-negative int32, or encode_int from + for `int32` fields (use u64 for non-negative int32, or encode_int from the package for signed int32). In the OTel proto schemas, sint32 appears on the `scale` field of @@ -424,10 +424,10 @@ def _sint32(field: int, value: int) -> bytes: """ if value == 0: return b"" - return encode_tag(field, _WT_VARINT) + encode_sint32(value) + return encode_tag(field, WT_VARINT) + encode_sint32(value) -def _packed_uint64(field: int, values: list[int]) -> bytes: +def packed_uint64(field: int, values: list[int]) -> bytes: """Encode a packed repeated uint64 field. In proto3, repeated scalar fields are packed by default. "Packed" means @@ -465,13 +465,13 @@ def _packed_uint64(field: int, values: list[int]) -> bytes: if not values: return b"" payload = b"".join(encode_varint(v) for v in values) - return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload + return encode_tag(field, WT_LEN) + encode_varint(len(payload)) + payload -def _packed_fix64(field: int, values: list[int]) -> bytes: +def packed_fix64(field: int, values: list[int]) -> bytes: """Encode a packed repeated fixed64 field. - Like _packed_uint64 but each element is encoded as an 8-byte + Like packed_uint64 but each element is encoded as an 8-byte little-endian uint64 rather than a varint. The wire layout is: tag (varint) | payload_length (varint) | element0 (8 bytes) | element1 (8 bytes) | ... @@ -502,13 +502,13 @@ def _packed_fix64(field: int, values: list[int]) -> bytes: if not values: return b"" payload = b"".join(encode_fixed64(v) for v in values) - return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload + return encode_tag(field, WT_LEN) + encode_varint(len(payload)) + payload -def _packed_double(field: int, values: list[float]) -> bytes: +def packed_double(field: int, values: list[float]) -> bytes: """Encode a packed repeated double field. - Like _packed_uint64 but each element is an IEEE 754 double (8 bytes, + Like packed_uint64 but each element is an IEEE 754 double (8 bytes, little-endian). The wire layout is: tag (varint) | payload_length (varint) | element0 (8 bytes) | element1 (8 bytes) | ... @@ -539,4 +539,4 @@ def _packed_double(field: int, values: list[float]) -> bytes: if not values: return b"" payload = pack(f"<{len(values)}d", *values) - return encode_tag(field, _WT_LEN) + encode_varint(len(payload)) + payload + return encode_tag(field, WT_LEN) + encode_varint(len(payload)) + payload diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py index 61fca963146..72849ad943f 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py @@ -8,7 +8,7 @@ from __future__ import annotations from opentelemetry.pyproto.logs.v1.logs_pyproto2 import ResourceLogs -from opentelemetry.pyproto._pyprotobuf.fields import _msg +from opentelemetry.pyproto._pyprotobuf.fields import msg class ExportLogsServiceRequest: @@ -19,7 +19,7 @@ def __init__(self, resource_logs: list[ResourceLogs] | None = None): def SerializeToString(self) -> bytes: return b"".join( - _msg(1, rl.SerializeToString()) for rl in self.resource_logs + msg(1, rl.SerializeToString()) for rl in self.resource_logs ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py index 12b2ad8a791..86c0dacbcb9 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py @@ -8,7 +8,7 @@ from __future__ import annotations from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ResourceMetrics -from opentelemetry.pyproto._pyprotobuf.fields import _msg +from opentelemetry.pyproto._pyprotobuf.fields import msg class ExportMetricsServiceRequest: @@ -19,7 +19,7 @@ def __init__(self, resource_metrics: list[ResourceMetrics] | None = None): def SerializeToString(self) -> bytes: return b"".join( - _msg(1, rm.SerializeToString()) for rm in self.resource_metrics + msg(1, rm.SerializeToString()) for rm in self.resource_metrics ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py index 7b6fd9fb7fe..c7777050483 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py @@ -8,7 +8,7 @@ from __future__ import annotations from opentelemetry.pyproto.trace.v1.trace_pyproto2 import ResourceSpans -from opentelemetry.pyproto._pyprotobuf.fields import _msg +from opentelemetry.pyproto._pyprotobuf.fields import msg class ExportTraceServiceRequest: @@ -19,7 +19,7 @@ def __init__(self, resource_spans: list[ResourceSpans] | None = None): def SerializeToString(self) -> bytes: return b"".join( - _msg(1, rs.SerializeToString()) for rs in self.resource_spans + msg(1, rs.SerializeToString()) for rs in self.resource_spans ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py index bdccbe40a3d..a54cb83ad44 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py @@ -17,7 +17,7 @@ from opentelemetry.pyproto._pyprotobuf import encode_int, encode_tag, encode_varint -from opentelemetry.pyproto._pyprotobuf.fields import _msg, _str, _u64, _WT_LEN, _WT_VARINT, _WT_64BIT +from opentelemetry.pyproto._pyprotobuf.fields import msg, string, u64, WT_LEN, WT_VARINT, WT_64BIT class AnyValue: @@ -65,20 +65,20 @@ def SerializeToString(self) -> bytes: # oneof: always written even when the value equals the proto3 default. if self._which == "string_value": utf8 = self.string_value.encode("utf-8") - return encode_tag(1, _WT_LEN) + encode_varint(len(utf8)) + utf8 + return encode_tag(1, WT_LEN) + encode_varint(len(utf8)) + utf8 if self._which == "bool_value": - return encode_tag(2, _WT_VARINT) + encode_varint(1 if self.bool_value else 0) + return encode_tag(2, WT_VARINT) + encode_varint(1 if self.bool_value else 0) if self._which == "int_value": - return encode_tag(3, _WT_VARINT) + encode_int(self.int_value) + return encode_tag(3, WT_VARINT) + encode_int(self.int_value) if self._which == "double_value": - return encode_tag(4, _WT_64BIT) + pack(" bytes: - return b"".join(_msg(1, v.SerializeToString()) for v in self.values) + return b"".join(msg(1, v.SerializeToString()) for v in self.values) class KeyValueList: @@ -95,7 +95,7 @@ def __init__(self, values: "list[KeyValue] | None" = None): self.values: list[KeyValue] = list(values) if values else [] def SerializeToString(self) -> bytes: - return b"".join(_msg(1, kv.SerializeToString()) for kv in self.values) + return b"".join(msg(1, kv.SerializeToString()) for kv in self.values) class KeyValue: @@ -104,9 +104,9 @@ def __init__(self, key: str = "", value: AnyValue | None = None): self.value = value def SerializeToString(self) -> bytes: - result = _str(1, self.key) + result = string(1, self.key) if self.value is not None: - result += _msg(2, self.value.SerializeToString()) + result += msg(2, self.value.SerializeToString()) return result @@ -125,8 +125,8 @@ def __init__( def SerializeToString(self) -> bytes: return ( - _str(1, self.name) - + _str(2, self.version) - + b"".join(_msg(3, kv.SerializeToString()) for kv in self.attributes) - + _u64(4, self.dropped_attributes_count) + string(1, self.name) + + string(2, self.version) + + b"".join(msg(3, kv.SerializeToString()) for kv in self.attributes) + + u64(4, self.dropped_attributes_count) ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py index 1d62023fe14..f1a0c4cdff4 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py @@ -18,12 +18,12 @@ ) from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource from opentelemetry.pyproto._pyprotobuf.fields import ( - _byt, - _fix32, - _fix64, - _msg, - _str, - _u64, + byt, + fix32, + fix64, + msg, + string, + u64, ) @@ -56,20 +56,20 @@ def __init__( def SerializeToString(self) -> bytes: result = ( - _fix64(1, self.time_unix_nano) - + _u64(2, self.severity_number) - + _str(3, self.severity_text) + fix64(1, self.time_unix_nano) + + u64(2, self.severity_number) + + string(3, self.severity_text) ) if self.body is not None: - result += _msg(5, self.body.SerializeToString()) + result += msg(5, self.body.SerializeToString()) result += ( - b"".join(_msg(6, kv.SerializeToString()) for kv in self.attributes) - + _u64(7, self.dropped_attributes_count) - + _fix32(8, self.flags) - + _byt(9, self.trace_id) - + _byt(10, self.span_id) - + _fix64(11, self.observed_time_unix_nano) - + _str(12, self.event_name) + b"".join(msg(6, kv.SerializeToString()) for kv in self.attributes) + + u64(7, self.dropped_attributes_count) + + fix32(8, self.flags) + + byt(9, self.trace_id) + + byt(10, self.span_id) + + fix64(11, self.observed_time_unix_nano) + + string(12, self.event_name) ) return result @@ -88,9 +88,9 @@ def __init__( def SerializeToString(self) -> bytes: result = b"" if self.scope is not None: - result += _msg(1, self.scope.SerializeToString()) - result += b"".join(_msg(2, lr.SerializeToString()) for lr in self.log_records) - result += _str(3, self.schema_url) + result += msg(1, self.scope.SerializeToString()) + result += b"".join(msg(2, lr.SerializeToString()) for lr in self.log_records) + result += string(3, self.schema_url) return result @@ -108,7 +108,7 @@ def __init__( def SerializeToString(self) -> bytes: result = b"" if self.resource is not None: - result += _msg(1, self.resource.SerializeToString()) - result += b"".join(_msg(2, sl.SerializeToString()) for sl in self.scope_logs) - result += _str(3, self.schema_url) + result += msg(1, self.resource.SerializeToString()) + result += b"".join(msg(2, sl.SerializeToString()) for sl in self.scope_logs) + result += string(3, self.schema_url) return result diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py index 8f0da0e24c4..a7e84fe8199 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py @@ -45,19 +45,19 @@ ) from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource from opentelemetry.pyproto._pyprotobuf.fields import ( - _byt, - _bool_field, - _dbl, - _fix64, - _msg, - _opt_dbl, - _packed_double, - _packed_fix64, - _packed_uint64, - _sint32, - _str, - _u64, - _WT_64BIT, + byt, + bool_field, + dbl, + fix64, + msg, + opt_dbl, + packed_double, + packed_fix64, + packed_uint64, + sint32, + string, + u64, + WT_64BIT, ) from opentelemetry.pyproto._pyprotobuf import encode_tag @@ -66,17 +66,17 @@ def _sfixed64(field: int, value: int) -> bytes: """sfixed64 field (little-endian signed 64-bit int).""" if value == 0: return b"" - return encode_tag(field, _WT_64BIT) + pack(" bytes: """Oneof as_double: always write, even if 0.0.""" - return encode_tag(field, _WT_64BIT) + pack(" bytes: """Oneof as_int: always write, even if 0.""" - return encode_tag(field, _WT_64BIT) + pack(" str | None: def SerializeToString(self) -> bytes: result = b"".join( - _msg(7, kv.SerializeToString()) for kv in self.filtered_attributes + msg(7, kv.SerializeToString()) for kv in self.filtered_attributes ) - result += _fix64(2, self.time_unix_nano) + result += fix64(2, self.time_unix_nano) if self._which == "as_double": result += _as_double(3, self._as_double) # type: ignore[arg-type] elif self._which == "as_int": result += _as_int(6, self._as_int) # type: ignore[arg-type] - result += _byt(4, self.span_id) + _byt(5, self.trace_id) + result += byt(4, self.span_id) + byt(5, self.trace_id) return result @@ -149,14 +149,14 @@ def WhichOneof(self, oneof_name: str) -> str | None: return None def SerializeToString(self) -> bytes: - result = b"".join(_msg(7, kv.SerializeToString()) for kv in self.attributes) - result += _fix64(2, self.start_time_unix_nano) + _fix64(3, self.time_unix_nano) + result = b"".join(msg(7, kv.SerializeToString()) for kv in self.attributes) + result += fix64(2, self.start_time_unix_nano) + fix64(3, self.time_unix_nano) if self._which == "as_double": result += _as_double(4, self._as_double) # type: ignore[arg-type] elif self._which == "as_int": result += _as_int(6, self._as_int) # type: ignore[arg-type] - result += b"".join(_msg(5, ex.SerializeToString()) for ex in self.exemplars) - result += _u64(8, self.flags) + result += b"".join(msg(5, ex.SerializeToString()) for ex in self.exemplars) + result += u64(8, self.flags) return result @@ -190,18 +190,18 @@ def __init__( self.max = max def SerializeToString(self) -> bytes: - result = b"".join(_msg(9, kv.SerializeToString()) for kv in self.attributes) + result = b"".join(msg(9, kv.SerializeToString()) for kv in self.attributes) result += ( - _fix64(2, self.start_time_unix_nano) - + _fix64(3, self.time_unix_nano) - + _fix64(4, self.count) - + _opt_dbl(5, self.sum) - + _packed_fix64(6, self.bucket_counts) - + _packed_double(7, self.explicit_bounds) - + b"".join(_msg(8, ex.SerializeToString()) for ex in self.exemplars) - + _u64(10, self.flags) - + _opt_dbl(11, self.min) - + _opt_dbl(12, self.max) + fix64(2, self.start_time_unix_nano) + + fix64(3, self.time_unix_nano) + + fix64(4, self.count) + + opt_dbl(5, self.sum) + + packed_fix64(6, self.bucket_counts) + + packed_double(7, self.explicit_bounds) + + b"".join(msg(8, ex.SerializeToString()) for ex in self.exemplars) + + u64(10, self.flags) + + opt_dbl(11, self.min) + + opt_dbl(12, self.max) ) return result @@ -220,8 +220,8 @@ def __init__( def SerializeToString(self) -> bytes: return ( - _sint32(1, self.offset) - + _packed_uint64(2, self.bucket_counts) + sint32(1, self.offset) + + packed_uint64(2, self.bucket_counts) ) def __init__( @@ -257,25 +257,25 @@ def __init__( self.zero_threshold = zero_threshold def SerializeToString(self) -> bytes: - result = b"".join(_msg(1, kv.SerializeToString()) for kv in self.attributes) + result = b"".join(msg(1, kv.SerializeToString()) for kv in self.attributes) result += ( - _fix64(2, self.start_time_unix_nano) - + _fix64(3, self.time_unix_nano) - + _fix64(4, self.count) - + _opt_dbl(5, self.sum) - + _sint32(6, self.scale) - + _fix64(7, self.zero_count) + fix64(2, self.start_time_unix_nano) + + fix64(3, self.time_unix_nano) + + fix64(4, self.count) + + opt_dbl(5, self.sum) + + sint32(6, self.scale) + + fix64(7, self.zero_count) ) if self.positive is not None: - result += _msg(8, self.positive.SerializeToString()) + result += msg(8, self.positive.SerializeToString()) if self.negative is not None: - result += _msg(9, self.negative.SerializeToString()) + result += msg(9, self.negative.SerializeToString()) result += ( - _u64(10, self.flags) - + b"".join(_msg(11, ex.SerializeToString()) for ex in self.exemplars) - + _opt_dbl(12, self.min) - + _opt_dbl(13, self.max) - + _dbl(14, self.zero_threshold) + u64(10, self.flags) + + b"".join(msg(11, ex.SerializeToString()) for ex in self.exemplars) + + opt_dbl(12, self.min) + + opt_dbl(13, self.max) + + dbl(14, self.zero_threshold) ) return result @@ -287,7 +287,7 @@ def __init__(self, quantile: float = 0.0, value: float = 0.0): self.value = value def SerializeToString(self) -> bytes: - return _dbl(1, self.quantile) + _dbl(2, self.value) + return dbl(1, self.quantile) + dbl(2, self.value) def __init__( self, @@ -310,14 +310,14 @@ def __init__( self.flags = flags def SerializeToString(self) -> bytes: - result = b"".join(_msg(7, kv.SerializeToString()) for kv in self.attributes) + result = b"".join(msg(7, kv.SerializeToString()) for kv in self.attributes) result += ( - _fix64(2, self.start_time_unix_nano) - + _fix64(3, self.time_unix_nano) - + _fix64(4, self.count) - + _dbl(5, self.sum) - + b"".join(_msg(6, qv.SerializeToString()) for qv in self.quantile_values) - + _u64(8, self.flags) + fix64(2, self.start_time_unix_nano) + + fix64(3, self.time_unix_nano) + + fix64(4, self.count) + + dbl(5, self.sum) + + b"".join(msg(6, qv.SerializeToString()) for qv in self.quantile_values) + + u64(8, self.flags) ) return result @@ -329,7 +329,7 @@ def __init__(self, data_points: list[NumberDataPoint] | None = None): ) def SerializeToString(self) -> bytes: - return b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + return b"".join(msg(1, dp.SerializeToString()) for dp in self.data_points) class Sum: @@ -349,9 +349,9 @@ def SerializeToString(self) -> bytes: temp = self.aggregation_temporality temp_int = temp.value if hasattr(temp, "value") else int(temp) return ( - b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) - + _u64(2, temp_int) - + _bool_field(3, self.is_monotonic) + b"".join(msg(1, dp.SerializeToString()) for dp in self.data_points) + + u64(2, temp_int) + + bool_field(3, self.is_monotonic) ) @@ -370,8 +370,8 @@ def SerializeToString(self) -> bytes: temp = self.aggregation_temporality temp_int = temp.value if hasattr(temp, "value") else int(temp) return ( - b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) - + _u64(2, temp_int) + b"".join(msg(1, dp.SerializeToString()) for dp in self.data_points) + + u64(2, temp_int) ) @@ -390,8 +390,8 @@ def SerializeToString(self) -> bytes: temp = self.aggregation_temporality temp_int = temp.value if hasattr(temp, "value") else int(temp) return ( - b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) - + _u64(2, temp_int) + b"".join(msg(1, dp.SerializeToString()) for dp in self.data_points) + + u64(2, temp_int) ) @@ -402,7 +402,7 @@ def __init__(self, data_points: list[SummaryDataPoint] | None = None): ) def SerializeToString(self) -> bytes: - return b"".join(_msg(1, dp.SerializeToString()) for dp in self.data_points) + return b"".join(msg(1, dp.SerializeToString()) for dp in self.data_points) class Metric: @@ -446,17 +446,17 @@ def WhichOneof(self, oneof_name: str) -> str | None: return None def SerializeToString(self) -> bytes: - result = _str(1, self.name) + _str(2, self.description) + _str(3, self.unit) + result = string(1, self.name) + string(2, self.description) + string(3, self.unit) if self.gauge is not None: - result += _msg(5, self.gauge.SerializeToString()) + result += msg(5, self.gauge.SerializeToString()) elif self.sum is not None: - result += _msg(7, self.sum.SerializeToString()) + result += msg(7, self.sum.SerializeToString()) elif self.histogram is not None: - result += _msg(9, self.histogram.SerializeToString()) + result += msg(9, self.histogram.SerializeToString()) elif self.exponential_histogram is not None: - result += _msg(10, self.exponential_histogram.SerializeToString()) + result += msg(10, self.exponential_histogram.SerializeToString()) elif self.summary is not None: - result += _msg(11, self.summary.SerializeToString()) + result += msg(11, self.summary.SerializeToString()) return result @@ -474,9 +474,9 @@ def __init__( def SerializeToString(self) -> bytes: result = b"" if self.scope is not None: - result += _msg(1, self.scope.SerializeToString()) - result += b"".join(_msg(2, m.SerializeToString()) for m in self.metrics) - result += _str(3, self.schema_url) + result += msg(1, self.scope.SerializeToString()) + result += b"".join(msg(2, m.SerializeToString()) for m in self.metrics) + result += string(3, self.schema_url) return result @@ -496,7 +496,7 @@ def __init__( def SerializeToString(self) -> bytes: result = b"" if self.resource is not None: - result += _msg(1, self.resource.SerializeToString()) - result += b"".join(_msg(2, sm.SerializeToString()) for sm in self.scope_metrics) - result += _str(3, self.schema_url) + result += msg(1, self.resource.SerializeToString()) + result += b"".join(msg(2, sm.SerializeToString()) for sm in self.scope_metrics) + result += string(3, self.schema_url) return result diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py index e46473defc3..563c36f54dc 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py @@ -7,7 +7,7 @@ from __future__ import annotations from opentelemetry.pyproto.common.v1.common_pyproto2 import KeyValue -from opentelemetry.pyproto._pyprotobuf.fields import _msg, _u64 +from opentelemetry.pyproto._pyprotobuf.fields import msg, u64 class Resource: @@ -21,6 +21,6 @@ def __init__( def SerializeToString(self) -> bytes: return ( - b"".join(_msg(1, kv.SerializeToString()) for kv in self.attributes) - + _u64(2, self.dropped_attributes_count) + b"".join(msg(1, kv.SerializeToString()) for kv in self.attributes) + + u64(2, self.dropped_attributes_count) ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py index 60ef9d8254c..62f1f89d294 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py @@ -22,12 +22,12 @@ ) from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource from opentelemetry.pyproto._pyprotobuf.fields import ( - _byt, - _fix32, - _fix64, - _msg, - _str, - _u64, + byt, + fix32, + fix64, + msg, + string, + u64, ) @@ -37,7 +37,7 @@ def __init__(self, message: str = "", code: int = 0): self.code = code def SerializeToString(self) -> bytes: - return _str(2, self.message) + _u64(3, self.code) + return string(2, self.message) + u64(3, self.code) class Span: @@ -56,10 +56,10 @@ def __init__( def SerializeToString(self) -> bytes: return ( - _fix64(1, self.time_unix_nano) - + _str(2, self.name) - + b"".join(_msg(3, kv.SerializeToString()) for kv in self.attributes) - + _u64(4, self.dropped_attributes_count) + fix64(1, self.time_unix_nano) + + string(2, self.name) + + b"".join(msg(3, kv.SerializeToString()) for kv in self.attributes) + + u64(4, self.dropped_attributes_count) ) class Link: @@ -81,12 +81,12 @@ def __init__( def SerializeToString(self) -> bytes: return ( - _byt(1, self.trace_id) - + _byt(2, self.span_id) - + _str(3, self.trace_state) - + b"".join(_msg(4, kv.SerializeToString()) for kv in self.attributes) - + _u64(5, self.dropped_attributes_count) - + _fix32(6, self.flags) + byt(1, self.trace_id) + + byt(2, self.span_id) + + string(3, self.trace_state) + + b"".join(msg(4, kv.SerializeToString()) for kv in self.attributes) + + u64(5, self.dropped_attributes_count) + + fix32(6, self.flags) ) def __init__( @@ -127,24 +127,24 @@ def __init__( def SerializeToString(self) -> bytes: result = ( - _byt(1, self.trace_id) - + _byt(2, self.span_id) - + _str(3, self.trace_state) - + _byt(4, self.parent_span_id) - + _fix32(16, self.flags) - + _str(5, self.name) - + _u64(6, self.kind) - + _fix64(7, self.start_time_unix_nano) - + _fix64(8, self.end_time_unix_nano) - + b"".join(_msg(9, kv.SerializeToString()) for kv in self.attributes) - + _u64(10, self.dropped_attributes_count) - + b"".join(_msg(11, ev.SerializeToString()) for ev in self.events) - + _u64(12, self.dropped_events_count) - + b"".join(_msg(13, lk.SerializeToString()) for lk in self.links) - + _u64(14, self.dropped_links_count) + byt(1, self.trace_id) + + byt(2, self.span_id) + + string(3, self.trace_state) + + byt(4, self.parent_span_id) + + fix32(16, self.flags) + + string(5, self.name) + + u64(6, self.kind) + + fix64(7, self.start_time_unix_nano) + + fix64(8, self.end_time_unix_nano) + + b"".join(msg(9, kv.SerializeToString()) for kv in self.attributes) + + u64(10, self.dropped_attributes_count) + + b"".join(msg(11, ev.SerializeToString()) for ev in self.events) + + u64(12, self.dropped_events_count) + + b"".join(msg(13, lk.SerializeToString()) for lk in self.links) + + u64(14, self.dropped_links_count) ) if self.status is not None: - result += _msg(15, self.status.SerializeToString()) + result += msg(15, self.status.SerializeToString()) return result @@ -162,9 +162,9 @@ def __init__( def SerializeToString(self) -> bytes: result = b"" if self.scope is not None: - result += _msg(1, self.scope.SerializeToString()) - result += b"".join(_msg(2, sp.SerializeToString()) for sp in self.spans) - result += _str(3, self.schema_url) + result += msg(1, self.scope.SerializeToString()) + result += b"".join(msg(2, sp.SerializeToString()) for sp in self.spans) + result += string(3, self.schema_url) return result @@ -182,7 +182,7 @@ def __init__( def SerializeToString(self) -> bytes: result = b"" if self.resource is not None: - result += _msg(1, self.resource.SerializeToString()) - result += b"".join(_msg(2, ss.SerializeToString()) for ss in self.scope_spans) - result += _str(3, self.schema_url) + result += msg(1, self.resource.SerializeToString()) + result += b"".join(msg(2, ss.SerializeToString()) for ss in self.scope_spans) + result += string(3, self.schema_url) return result From 6836abc947c3c2e6175120a6c1e17a0184c415f8 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:38:11 -0600 Subject: [PATCH 12/66] Move _pyprotobuf tests into subdirectory and add test_fields.py Tests for varint, tag, scalars, and enum are now under tests/_pyprotobuf/ to mirror the source package structure. New test_fields.py covers all 13 helpers and 4 wire-type constants in _pyprotobuf/fields.py (385 tests total pass). Assisted-by: Claude Sonnet 4.6 --- .../tests/_pyprotobuf/__init__.py | 0 .../tests/{ => _pyprotobuf}/test_enum.py | 0 .../tests/_pyprotobuf/test_fields.py | 651 ++++++++++++++++++ .../tests/{ => _pyprotobuf}/test_scalars.py | 0 .../tests/{ => _pyprotobuf}/test_tag.py | 0 .../tests/{ => _pyprotobuf}/test_varint.py | 0 6 files changed, 651 insertions(+) create mode 100644 opentelemetry-pyproto/tests/_pyprotobuf/__init__.py rename opentelemetry-pyproto/tests/{ => _pyprotobuf}/test_enum.py (100%) create mode 100644 opentelemetry-pyproto/tests/_pyprotobuf/test_fields.py rename opentelemetry-pyproto/tests/{ => _pyprotobuf}/test_scalars.py (100%) rename opentelemetry-pyproto/tests/{ => _pyprotobuf}/test_tag.py (100%) rename opentelemetry-pyproto/tests/{ => _pyprotobuf}/test_varint.py (100%) diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/__init__.py b/opentelemetry-pyproto/tests/_pyprotobuf/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/test_enum.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_enum.py similarity index 100% rename from opentelemetry-pyproto/tests/test_enum.py rename to opentelemetry-pyproto/tests/_pyprotobuf/test_enum.py diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_fields.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_fields.py new file mode 100644 index 00000000000..d97035c7bb9 --- /dev/null +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_fields.py @@ -0,0 +1,651 @@ +# tests/_pyprotobuf/test_fields.py +# +# Tests for the proto3 field-level encoding helpers in fields.py. +# +# Every test follows the same pattern: +# 1. Verify default-omission: proto3 defaults (zero, empty, None) produce b"". +# 2. Verify tag: the first byte(s) of the output encode the correct field +# number and wire type using the formula (field_number << 3) | wire_type. +# 3. Verify value: the bytes after the tag match the correct wire encoding. +# +# All expected byte literals are derived by hand from the protobuf wire-format +# specification and cross-checked against encode_tag + the primitive encoders. + +from math import inf, nan +from struct import pack + +from pytest import mark + +from opentelemetry.pyproto._pyprotobuf import encode_tag, encode_varint +from opentelemetry.pyproto._pyprotobuf.fields import ( + WT_32BIT, + WT_64BIT, + WT_LEN, + WT_VARINT, + bool_field, + byt, + dbl, + fix32, + fix64, + msg, + opt_dbl, + packed_double, + packed_fix64, + packed_uint64, + sint32, + string, + u64, +) + + +# ── Wire-type constants ──────────────────────────────────────────────────────── + + +def test_wt_varint_is_zero() -> None: + assert WT_VARINT == 0 + + +def test_wt_64bit_is_one() -> None: + assert WT_64BIT == 1 + + +def test_wt_len_is_two() -> None: + assert WT_LEN == 2 + + +def test_wt_32bit_is_five() -> None: + assert WT_32BIT == 5 + + +# ── msg ──────────────────────────────────────────────────────────────────────── +# +# msg always writes (no omission for empty content). The caller decides whether +# to guard on None. Wire layout: tag | varint(len(content)) | content. + + +def test_msg_empty_content() -> None: + # An empty sub-message produces tag + varint(0), not b"". + # tag(1, 2) = (1<<3)|2 = 10 = 0x0A; varint(0) = 0x00 + assert msg(1, b"") == b"\x0a\x00" + + +def test_msg_single_byte_content() -> None: + # tag(1, 2) = 0x0A; varint(1) = 0x01; content = 0xAB + assert msg(1, b"\xab") == b"\x0a\x01\xab" + + +def test_msg_two_byte_content() -> None: + # tag(1, 2) = 0x0A; varint(2) = 0x02; content = 0xDE 0xAD + assert msg(1, b"\xde\xad") == b"\x0a\x02\xde\xad" + + +def test_msg_field_number_2() -> None: + # tag(2, 2) = (2<<3)|2 = 18 = 0x12 + assert msg(2, b"\x01") == b"\x12\x01\x01" + + +def test_msg_tag_uses_wt_len() -> None: + result = msg(3, b"\xff") + assert result[0] == (3 << 3) | WT_LEN + + +def test_msg_length_prefix_correct_for_long_content() -> None: + # 128 bytes of content — length prefix needs two varint bytes (0x80 0x01) + content = b"\x00" * 128 + result = msg(1, content) + assert result[0:1] == b"\x0a" + assert result[1:3] == b"\x80\x01" + assert result[3:] == content + + +def test_msg_matches_formula() -> None: + content = b"\x42" * 5 + field = 4 + expected = encode_tag(field, WT_LEN) + encode_varint(len(content)) + content + assert msg(field, content) == expected + + +# ── string ───────────────────────────────────────────────────────────────────── +# +# Omit when empty. Wire layout: tag (wt=2) | varint(len(utf8)) | utf8 bytes. + + +def test_string_empty_is_omitted() -> None: + assert string(1, "") == b"" + + +def test_string_ascii() -> None: + # tag(1, 2) = 0x0A; varint(2) = 0x02; "hi" = 0x68 0x69 + assert string(1, "hi") == b"\x0a\x02hi" + + +def test_string_single_char() -> None: + assert string(1, "A") == b"\x0a\x01A" + + +def test_string_two_byte_utf8() -> None: + # "é" = U+00E9, UTF-8: C3 A9 (2 bytes) + assert string(1, "é") == b"\x0a\x02\xc3\xa9" + + +def test_string_three_byte_utf8() -> None: + # "中" = U+4E2D, UTF-8: E4 B8 AD (3 bytes) + assert string(1, "中") == b"\x0a\x03\xe4\xb8\xad" + + +def test_string_field_number_affects_tag() -> None: + # tag(3, 2) = (3<<3)|2 = 26 = 0x1A + assert string(3, "x") == b"\x1a\x01x" + + +def test_string_tag_uses_wt_len() -> None: + result = string(2, "hello") + assert result[0] == (2 << 3) | WT_LEN + + +def test_string_length_is_byte_count_not_char_count() -> None: + # "日" = 3 UTF-8 bytes; length prefix must be 3, not 1 + result = string(1, "日") + assert result[1] == 3 + + +@mark.parametrize("value", ["a", "hello", "café", "Ünïcödé", "日本語", "\U0001F600"]) +def test_string_matches_formula(value: str) -> None: + utf8 = value.encode("utf-8") + expected = encode_tag(1, WT_LEN) + encode_varint(len(utf8)) + utf8 + assert string(1, value) == expected + + +# ── byt ──────────────────────────────────────────────────────────────────────── +# +# Omit when empty. Wire layout: tag (wt=2) | varint(len) | raw bytes. +# Identical layout to string but no UTF-8 encoding step. + + +def test_byt_empty_is_omitted() -> None: + assert byt(1, b"") == b"" + + +def test_byt_single_byte() -> None: + # tag(1, 2) = 0x0A; varint(1) = 0x01; payload = 0x42 + assert byt(1, b"\x42") == b"\x0a\x01\x42" + + +def test_byt_two_bytes() -> None: + assert byt(1, b"\xde\xad") == b"\x0a\x02\xde\xad" + + +def test_byt_null_bytes_preserved() -> None: + assert byt(1, b"\x00\x00") == b"\x0a\x02\x00\x00" + + +def test_byt_high_bytes_preserved() -> None: + assert byt(1, b"\xff\x80") == b"\x0a\x02\xff\x80" + + +def test_byt_field_number_affects_tag() -> None: + # tag(7, 2) = (7<<3)|2 = 58 = 0x3A + assert byt(7, b"\x01") == b"\x3a\x01\x01" + + +def test_byt_tag_uses_wt_len() -> None: + result = byt(2, b"\x99") + assert result[0] == (2 << 3) | WT_LEN + + +@mark.parametrize("value", [b"\x00", b"\xff", b"hello", b"\x00\x01\x02", b"\x80\x81\x82"]) +def test_byt_matches_formula(value: bytes) -> None: + expected = encode_tag(1, WT_LEN) + encode_varint(len(value)) + value + assert byt(1, value) == expected + + +# ── u64 ──────────────────────────────────────────────────────────────────────── +# +# Omit when zero. Wire layout: tag (wt=0) | varint(value). + + +def test_u64_zero_is_omitted() -> None: + assert u64(1, 0) == b"" + + +def test_u64_one() -> None: + # tag(1, 0) = 0x08; varint(1) = 0x01 + assert u64(1, 1) == b"\x08\x01" + + +def test_u64_127() -> None: + assert u64(1, 127) == b"\x08\x7f" + + +def test_u64_128() -> None: + # varint(128) = 0x80 0x01 + assert u64(1, 128) == b"\x08\x80\x01" + + +def test_u64_field_number_affects_tag() -> None: + # tag(4, 0) = (4<<3)|0 = 32 = 0x20 + assert u64(4, 1) == b"\x20\x01" + + +def test_u64_tag_uses_wt_varint() -> None: + result = u64(5, 99) + assert result[0] == (5 << 3) | WT_VARINT + + +@mark.parametrize("value", [1, 127, 128, 255, 300, 2**32 - 1, 2**32, 2**64 - 1]) +def test_u64_matches_formula(value: int) -> None: + expected = encode_tag(1, WT_VARINT) + encode_varint(value) + assert u64(1, value) == expected + + +# ── bool_field ───────────────────────────────────────────────────────────────── +# +# Omit when False. True encodes as varint 1. Wire type is WT_VARINT. + + +def test_bool_false_is_omitted() -> None: + assert bool_field(1, False) == b"" + + +def test_bool_true() -> None: + # tag(1, 0) = 0x08; varint(1) = 0x01 + assert bool_field(1, True) == b"\x08\x01" + + +def test_bool_field_number_affects_tag() -> None: + # tag(6, 0) = (6<<3)|0 = 48 = 0x30 + assert bool_field(6, True) == b"\x30\x01" + + +def test_bool_tag_uses_wt_varint() -> None: + result = bool_field(2, True) + assert result[0] == (2 << 3) | WT_VARINT + + +def test_bool_true_always_encodes_as_one() -> None: + # bool True always produces a varint 1 regardless of the Python truthiness integer + assert bool_field(1, True) == encode_tag(1, WT_VARINT) + b"\x01" + + +# ── fix32 ────────────────────────────────────────────────────────────────────── +# +# Omit when zero. Wire layout: tag (wt=5) | 4-byte little-endian uint32. + + +def test_fix32_zero_is_omitted() -> None: + assert fix32(1, 0) == b"" + + +def test_fix32_one() -> None: + # tag(1, 5) = (1<<3)|5 = 13 = 0x0D; pack(" None: + # 2^32-1 → all bytes 0xFF + assert fix32(1, 2**32 - 1) == b"\x0d\xff\xff\xff\xff" + + +def test_fix32_field_number_affects_tag() -> None: + # tag(3, 5) = (3<<3)|5 = 29 = 0x1D + assert fix32(3, 1) == b"\x1d\x01\x00\x00\x00" + + +def test_fix32_tag_uses_wt_32bit() -> None: + result = fix32(2, 7) + assert result[0] == (2 << 3) | WT_32BIT + + +def test_fix32_always_four_value_bytes() -> None: + result = fix32(1, 42) + # 1 tag byte + 4 value bytes + assert len(result) == 5 + + +@mark.parametrize("value", [1, 255, 256, 2**16, 2**24, 2**32 - 1]) +def test_fix32_matches_formula(value: int) -> None: + expected = encode_tag(1, WT_32BIT) + pack(" None: + assert fix64(1, 0) == b"" + + +def test_fix64_one() -> None: + # tag(1, 1) = (1<<3)|1 = 9 = 0x09; pack(" None: + assert fix64(1, 2**64 - 1) == b"\x09\xff\xff\xff\xff\xff\xff\xff\xff" + + +def test_fix64_field_number_affects_tag() -> None: + # tag(2, 1) = (2<<3)|1 = 17 = 0x11 + assert fix64(2, 1) == b"\x11\x01\x00\x00\x00\x00\x00\x00\x00" + + +def test_fix64_tag_uses_wt_64bit() -> None: + result = fix64(3, 99) + assert result[0] == (3 << 3) | WT_64BIT + + +def test_fix64_always_eight_value_bytes() -> None: + result = fix64(1, 42) + # 1 tag byte + 8 value bytes + assert len(result) == 9 + + +@mark.parametrize("value", [1, 255, 2**32 - 1, 2**32, 2**63, 2**64 - 1]) +def test_fix64_matches_formula(value: int) -> None: + expected = encode_tag(1, WT_64BIT) + pack(" None: + assert dbl(1, 0.0) == b"" + + +def test_dbl_negative_zero_is_omitted() -> None: + # -0.0 == 0.0 in Python, so it is treated as the proto3 default and omitted. + assert dbl(1, -0.0) == b"" + + +def test_dbl_one() -> None: + # tag(1, 1) = 0x09; pack(" None: + assert dbl(1, -1.0) == b"\x09\x00\x00\x00\x00\x00\x00\xf0\xbf" + + +def test_dbl_infinity_is_encoded() -> None: + result = dbl(1, inf) + assert result == encode_tag(1, WT_64BIT) + pack(" None: + result = dbl(1, nan) + assert result == encode_tag(1, WT_64BIT) + pack(" None: + # tag(4, 1) = (4<<3)|1 = 33 = 0x21 + result = dbl(4, 1.0) + assert result[0] == (4 << 3) | WT_64BIT + + +def test_dbl_always_eight_value_bytes() -> None: + result = dbl(1, 3.14) + assert len(result) == 9 + + +@mark.parametrize("value", [1.0, -1.0, 0.5, 3.14, 1e100, -1e100, inf, -inf]) +def test_dbl_matches_formula(value: float) -> None: + expected = encode_tag(1, WT_64BIT) + pack(" None: + assert opt_dbl(1, None) == b"" + + +def test_opt_dbl_zero_is_NOT_omitted() -> None: + # This is the key difference from dbl: 0.0 is a valid measurement. + result = opt_dbl(1, 0.0) + assert result != b"" + assert result == encode_tag(1, WT_64BIT) + pack(" None: + result = opt_dbl(1, -0.0) + assert result != b"" + + +def test_opt_dbl_one() -> None: + assert opt_dbl(1, 1.0) == b"\x09\x00\x00\x00\x00\x00\x00\xf0\x3f" + + +def test_opt_dbl_negative_one() -> None: + assert opt_dbl(1, -1.0) == b"\x09\x00\x00\x00\x00\x00\x00\xf0\xbf" + + +def test_opt_dbl_infinity_is_encoded() -> None: + result = opt_dbl(1, inf) + assert result == encode_tag(1, WT_64BIT) + pack(" None: + result = opt_dbl(1, nan) + assert result == encode_tag(1, WT_64BIT) + pack(" None: + result = opt_dbl(5, 1.0) + assert result[0] == (5 << 3) | WT_64BIT + + +@mark.parametrize("value", [0.0, -0.0, 1.0, -1.0, 0.5, 3.14, 1e100, inf, -inf]) +def test_opt_dbl_matches_formula(value: float) -> None: + expected = encode_tag(1, WT_64BIT) + pack(" None: + # dbl omits 0.0; opt_dbl does not. + assert dbl(1, 0.0) == b"" + assert opt_dbl(1, 0.0) != b"" + + +# ── sint32 ───────────────────────────────────────────────────────────────────── +# +# Omit when zero. ZigZag encoding: n>=0 → 2n, n<0 → -2n-1. Wire type WT_VARINT. + + +def test_sint32_zero_is_omitted() -> None: + assert sint32(1, 0) == b"" + + +def test_sint32_positive_one() -> None: + # ZigZag(1) = 2; tag(1,0)=0x08; varint(2)=0x02 + assert sint32(1, 1) == b"\x08\x02" + + +def test_sint32_negative_one() -> None: + # ZigZag(-1) = 1; tag(1,0)=0x08; varint(1)=0x01 + assert sint32(1, -1) == b"\x08\x01" + + +def test_sint32_positive_two() -> None: + # ZigZag(2) = 4 + assert sint32(1, 2) == b"\x08\x04" + + +def test_sint32_negative_two() -> None: + # ZigZag(-2) = 3 + assert sint32(1, -2) == b"\x08\x03" + + +def test_sint32_field_number_affects_tag() -> None: + # tag(7, 0) = (7<<3)|0 = 56 = 0x38 + result = sint32(7, 1) + assert result[0] == (7 << 3) | WT_VARINT + + +def test_sint32_tag_uses_wt_varint() -> None: + result = sint32(3, -5) + assert result[0] == (3 << 3) | WT_VARINT + + +@mark.parametrize("value", [1, -1, 2, -2, 127, -128, 150, -150, 2**31 - 1, -(2**31)]) +def test_sint32_zigzag_formula(value: int) -> None: + zigzag = 2 * value if value >= 0 else -2 * value - 1 + expected = encode_tag(1, WT_VARINT) + encode_varint(zigzag) + assert sint32(1, value) == expected + + +# ── packed_uint64 ────────────────────────────────────────────────────────────── +# +# Omit when empty. Wire layout: tag (wt=2) | varint(payload_len) | varint*... + + +def test_packed_uint64_empty_is_omitted() -> None: + assert packed_uint64(1, []) == b"" + + +def test_packed_uint64_single_element() -> None: + # payload = varint(1) = 0x01; len=1 + # tag(1,2)=0x0A; varint(1)=0x01; payload=0x01 + assert packed_uint64(1, [1]) == b"\x0a\x01\x01" + + +def test_packed_uint64_three_elements() -> None: + # payload = varint(1)+varint(2)+varint(3) = 0x01 0x02 0x03; len=3 + assert packed_uint64(1, [1, 2, 3]) == b"\x0a\x03\x01\x02\x03" + + +def test_packed_uint64_element_zero() -> None: + # Zero element encodes as varint(0) = 0x00 — still written (not omitted within payload) + assert packed_uint64(1, [0]) == b"\x0a\x01\x00" + + +def test_packed_uint64_field_number_affects_tag() -> None: + result = packed_uint64(3, [1]) + assert result[0] == (3 << 3) | WT_LEN + + +def test_packed_uint64_tag_uses_wt_len() -> None: + result = packed_uint64(2, [42]) + assert result[0] == (2 << 3) | WT_LEN + + +def test_packed_uint64_length_prefix_covers_payload() -> None: + values = [1, 128, 300] + payload = b"".join(encode_varint(v) for v in values) + result = packed_uint64(1, values) + # byte at index 1 is varint(len(payload)); for short payloads this is 1 byte + assert result == encode_tag(1, WT_LEN) + encode_varint(len(payload)) + payload + + +@mark.parametrize("values", [[1], [0, 1, 2], [127, 128, 255], [2**32 - 1, 2**64 - 1]]) +def test_packed_uint64_matches_formula(values: list) -> None: + payload = b"".join(encode_varint(v) for v in values) + expected = encode_tag(1, WT_LEN) + encode_varint(len(payload)) + payload + assert packed_uint64(1, values) == expected + + +# ── packed_fix64 ─────────────────────────────────────────────────────────────── +# +# Omit when empty. Wire layout: tag (wt=2) | varint(payload_len) | fixed64*... +# Each element is 8 bytes little-endian regardless of value. + + +def test_packed_fix64_empty_is_omitted() -> None: + assert packed_fix64(1, []) == b"" + + +def test_packed_fix64_single_element() -> None: + # payload = pack(" None: + # payload = 16 bytes; varint(16)=0x10 + result = packed_fix64(1, [1, 2]) + expected = b"\x0a\x10" + pack(" None: + result = packed_fix64(1, [0]) + assert result == b"\x0a\x08" + b"\x00" * 8 + + +def test_packed_fix64_field_number_affects_tag() -> None: + result = packed_fix64(5, [1]) + assert result[0] == (5 << 3) | WT_LEN + + +def test_packed_fix64_payload_length_always_multiple_of_8() -> None: + for n in [1, 2, 3, 5]: + result = packed_fix64(1, list(range(n))) + # payload length is n*8; varint(n*8) occupies 1 byte for n<=15 + payload_len = result[1] + assert payload_len == n * 8 + + +@mark.parametrize("values", [[0], [1, 2], [2**32 - 1, 2**64 - 1], [0, 0, 0]]) +def test_packed_fix64_matches_formula(values: list) -> None: + payload = b"".join(pack(" None: + assert packed_double(1, []) == b"" + + +def test_packed_double_single_element() -> None: + # payload = pack(" None: + result = packed_double(1, [1.0, 2.0]) + expected = b"\x0a\x10" + pack("<2d", 1.0, 2.0) + assert result == expected + + +def test_packed_double_zero_element_is_written() -> None: + # 0.0 is valid inside a packed repeated field (only the field itself is omitted when empty) + result = packed_double(1, [0.0]) + assert result == b"\x0a\x08" + pack(" None: + result = packed_double(7, [1.0]) + assert result[0] == (7 << 3) | WT_LEN + + +def test_packed_double_payload_length_always_multiple_of_8() -> None: + for n in [1, 2, 3]: + result = packed_double(1, [float(i) for i in range(n)]) + payload_len = result[1] + assert payload_len == n * 8 + + +@mark.parametrize( + "values", + [[0.0], [1.0, -1.0], [0.5, 3.14, 2.71], [inf, -inf]], +) +def test_packed_double_matches_formula(values: list) -> None: + payload = pack(f"<{len(values)}d", *values) + expected = encode_tag(1, WT_LEN) + encode_varint(len(payload)) + payload + assert packed_double(1, values) == expected diff --git a/opentelemetry-pyproto/tests/test_scalars.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_scalars.py similarity index 100% rename from opentelemetry-pyproto/tests/test_scalars.py rename to opentelemetry-pyproto/tests/_pyprotobuf/test_scalars.py diff --git a/opentelemetry-pyproto/tests/test_tag.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_tag.py similarity index 100% rename from opentelemetry-pyproto/tests/test_tag.py rename to opentelemetry-pyproto/tests/_pyprotobuf/test_tag.py diff --git a/opentelemetry-pyproto/tests/test_varint.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_varint.py similarity index 100% rename from opentelemetry-pyproto/tests/test_varint.py rename to opentelemetry-pyproto/tests/_pyprotobuf/test_varint.py From 9765ad43ba2df83cf715abd168932bb51621b5b9 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:38:18 -0600 Subject: [PATCH 13/66] =?UTF-8?q?Rename=20*=5Fpyproto2.py=20=E2=86=92=20*?= =?UTF-8?q?=5Fpypb2.py=20throughout?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The _pypb2 suffix mirrors _pb2 directly — py + pb2 — making the parallel with the standard protobuf-generated stack immediately legible. Updated all import sites in the exporter packages. Assisted-by: Claude Sonnet 4.6 --- .../exporter/otlp/pyproto/common/_internal/__init__.py | 4 ++-- .../otlp/pyproto/common/_internal/_log_encoder/__init__.py | 4 ++-- .../pyproto/common/_internal/metrics_encoder/__init__.py | 6 +++--- .../otlp/pyproto/common/_internal/trace_encoder/__init__.py | 4 ++-- .../exporter/otlp/pyproto/http/metric_exporter/__init__.py | 4 ++-- .../src/opentelemetry/pyproto/_pyprotobuf/fields.py | 2 +- .../v1/{logs_service_pyproto2.py => logs_service_pypb2.py} | 2 +- ...metrics_service_pyproto2.py => metrics_service_pypb2.py} | 2 +- .../{trace_service_pyproto2.py => trace_service_pypb2.py} | 2 +- .../common/v1/{common_pyproto2.py => common_pypb2.py} | 0 .../pyproto/logs/v1/{logs_pyproto2.py => logs_pypb2.py} | 4 ++-- .../metrics/v1/{metrics_pyproto2.py => metrics_pypb2.py} | 4 ++-- .../resource/v1/{resource_pyproto2.py => resource_pypb2.py} | 2 +- .../pyproto/trace/v1/{trace_pyproto2.py => trace_pypb2.py} | 4 ++-- 14 files changed, 22 insertions(+), 22 deletions(-) rename opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/{logs_service_pyproto2.py => logs_service_pypb2.py} (91%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/{metrics_service_pyproto2.py => metrics_service_pypb2.py} (91%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/{trace_service_pyproto2.py => trace_service_pypb2.py} (91%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/{common_pyproto2.py => common_pypb2.py} (100%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/{logs_pyproto2.py => logs_pypb2.py} (96%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/{metrics_pyproto2.py => metrics_pypb2.py} (99%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/{resource_pyproto2.py => resource_pypb2.py} (91%) rename opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/{trace_pyproto2.py => trace_pypb2.py} (97%) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py index dc5de79a505..60e1e68ce2e 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/__init__.py @@ -7,14 +7,14 @@ from collections.abc import Callable, Mapping, Sequence from typing import Any, TypeVar -from opentelemetry.pyproto.common.v1.common_pyproto2 import ( +from opentelemetry.pyproto.common.v1.common_pypb2 import ( AnyValue, ArrayValue, InstrumentationScope as PB2InstrumentationScope, KeyValue, KeyValueList, ) -from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource as PB2Resource +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource as PB2Resource from opentelemetry.sdk.trace import Resource from opentelemetry.sdk.util.instrumentation import InstrumentationScope from opentelemetry.util.types import _ExtendedAttributes diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py index 73705038215..6aa154c1561 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/_log_encoder/__init__.py @@ -11,10 +11,10 @@ _encode_trace_id, _encode_value, ) -from opentelemetry.pyproto.collector.logs.v1.logs_service_pyproto2 import ( +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2 import ( ExportLogsServiceRequest, ) -from opentelemetry.pyproto.logs.v1.logs_pyproto2 import ( +from opentelemetry.pyproto.logs.v1.logs_pypb2 import ( LogRecord, ResourceLogs, ScopeLogs, diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py index 30feb797433..81254deae9d 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/metrics_encoder/__init__.py @@ -11,10 +11,10 @@ _encode_span_id, _encode_trace_id, ) -from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pyproto2 import ( +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( ExportMetricsServiceRequest, ) -from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ( +from opentelemetry.pyproto.metrics.v1.metrics_pypb2 import ( Exemplar, ExponentialHistogram, ExponentialHistogramDataPoint, @@ -27,7 +27,7 @@ ScopeMetrics, Sum, ) -from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource as PB2Resource +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource as PB2Resource from opentelemetry.sdk.environment_variables import ( OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION, OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE, diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py index c442f4f4eb2..b31c07f2324 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_internal/trace_encoder/__init__.py @@ -12,10 +12,10 @@ _encode_span_id, _encode_trace_id, ) -from opentelemetry.pyproto.collector.trace.v1.trace_service_pyproto2 import ( +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2 import ( ExportTraceServiceRequest, ) -from opentelemetry.pyproto.trace.v1.trace_pyproto2 import ( +from opentelemetry.pyproto.trace.v1.trace_pypb2 import ( ResourceSpans, ScopeSpans, Span, diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py index 48bcdde7432..37452bf40de 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py @@ -27,10 +27,10 @@ _is_retryable, _load_session_from_envvar, ) -from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pyproto2 import ( +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( ExportMetricsServiceRequest, ) -from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ( +from opentelemetry.pyproto.metrics.v1.metrics_pypb2 import ( ExponentialHistogram, Gauge, Histogram, diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py index cb40d47ed67..d6bac097234 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/_pyprotobuf/fields.py @@ -42,7 +42,7 @@ enum.py — encode a proto3 enum value (thin wrapper over scalars) fields.py — encode a complete proto3 field (tag + default check + value) -The message classes (common_pyproto2.py, metrics_pyproto2.py, etc.) use this +The message classes (common_pypb2.py, metrics_pypb2.py, etc.) use this module directly. They import the encode_* primitives from the package root (__init__.py) and the field helpers from here. diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py similarity index 91% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py index 72849ad943f..86d2ee1f0af 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py @@ -7,7 +7,7 @@ from __future__ import annotations -from opentelemetry.pyproto.logs.v1.logs_pyproto2 import ResourceLogs +from opentelemetry.pyproto.logs.v1.logs_pypb2 import ResourceLogs from opentelemetry.pyproto._pyprotobuf.fields import msg diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py similarity index 91% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py index 86c0dacbcb9..fb88e2e0e08 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py @@ -7,7 +7,7 @@ from __future__ import annotations -from opentelemetry.pyproto.metrics.v1.metrics_pyproto2 import ResourceMetrics +from opentelemetry.pyproto.metrics.v1.metrics_pypb2 import ResourceMetrics from opentelemetry.pyproto._pyprotobuf.fields import msg diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py similarity index 91% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py index c7777050483..f8635e3c69c 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py @@ -7,7 +7,7 @@ from __future__ import annotations -from opentelemetry.pyproto.trace.v1.trace_pyproto2 import ResourceSpans +from opentelemetry.pyproto.trace.v1.trace_pypb2 import ResourceSpans from opentelemetry.pyproto._pyprotobuf.fields import msg diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pypb2.py similarity index 100% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/common/v1/common_pypb2.py diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pypb2.py similarity index 96% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pypb2.py index f1a0c4cdff4..9092f2f7773 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/logs/v1/logs_pypb2.py @@ -11,12 +11,12 @@ from __future__ import annotations -from opentelemetry.pyproto.common.v1.common_pyproto2 import ( +from opentelemetry.pyproto.common.v1.common_pypb2 import ( AnyValue, InstrumentationScope, KeyValue, ) -from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource from opentelemetry.pyproto._pyprotobuf.fields import ( byt, fix32, diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py similarity index 99% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py index a7e84fe8199..db25d568d54 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py @@ -39,11 +39,11 @@ from struct import pack -from opentelemetry.pyproto.common.v1.common_pyproto2 import ( +from opentelemetry.pyproto.common.v1.common_pypb2 import ( InstrumentationScope, KeyValue, ) -from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource from opentelemetry.pyproto._pyprotobuf.fields import ( byt, bool_field, diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pypb2.py similarity index 91% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pypb2.py index 563c36f54dc..d73b1606a8f 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/resource/v1/resource_pypb2.py @@ -6,7 +6,7 @@ from __future__ import annotations -from opentelemetry.pyproto.common.v1.common_pyproto2 import KeyValue +from opentelemetry.pyproto.common.v1.common_pypb2 import KeyValue from opentelemetry.pyproto._pyprotobuf.fields import msg, u64 diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py similarity index 97% rename from opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py rename to opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py index 62f1f89d294..8993344b328 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pyproto2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py @@ -16,11 +16,11 @@ from __future__ import annotations -from opentelemetry.pyproto.common.v1.common_pyproto2 import ( +from opentelemetry.pyproto.common.v1.common_pypb2 import ( InstrumentationScope, KeyValue, ) -from opentelemetry.pyproto.resource.v1.resource_pyproto2 import Resource +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource from opentelemetry.pyproto._pyprotobuf.fields import ( byt, fix32, From 2e82cffd1d865e06a99eeb7b6f55205e402e4ad9 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:38:26 -0600 Subject: [PATCH 14/66] Add commit cadence rule to AGENTS.md Require a separate commit after every discrete change, keeping each commit self-contained and the repository in a working state. Assisted-by: Claude Sonnet 4.6 --- AGENTS.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/AGENTS.md b/AGENTS.md index 6161684f89f..f8316749b88 100644 --- a/AGENTS.md +++ b/AGENTS.md @@ -62,6 +62,12 @@ uv run tox -e typecheck - Do not add `type: ignore` comments. If a type error arises, solve it properly or write a follow-up plan to address it in another PR. - Whenever applicable, all code changes should have tests that actually validate the changes. +## Commit cadence + +Make a separate git commit after every discrete change. Do not batch unrelated +changes into a single commit. Each commit should be self-contained and leave +the repository in a working state. + ## Commit formatting We appreciate it if users disclose the use of AI tools when the significant part of a commit is From 0876a68397b1777859863cb6cd6aaf11a0b4a177 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:39:55 -0600 Subject: [PATCH 15/66] Revert commit cadence rule from upstream AGENTS.md The rule belongs in opentelemetry-pyproto/AGENTS.md instead, not in the upstream project's guidance file. Assisted-by: Claude Sonnet 4.6 --- AGENTS.md | 6 ------ 1 file changed, 6 deletions(-) diff --git a/AGENTS.md b/AGENTS.md index f8316749b88..6161684f89f 100644 --- a/AGENTS.md +++ b/AGENTS.md @@ -62,12 +62,6 @@ uv run tox -e typecheck - Do not add `type: ignore` comments. If a type error arises, solve it properly or write a follow-up plan to address it in another PR. - Whenever applicable, all code changes should have tests that actually validate the changes. -## Commit cadence - -Make a separate git commit after every discrete change. Do not batch unrelated -changes into a single commit. Each commit should be self-contained and leave -the repository in a working state. - ## Commit formatting We appreciate it if users disclose the use of AI tools when the significant part of a commit is From 13bba25f0b1c463055e272b46a399ff310449465 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:40:06 -0600 Subject: [PATCH 16/66] =?UTF-8?q?Rename=20CONVENTIONS.md=20=E2=86=92=20AGE?= =?UTF-8?q?NTS.md=20and=20add=20commit=20cadence=20rule?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Moves the import convention into the standard AGENTS.md location and adds the rule to commit after every discrete change. Assisted-by: Claude Sonnet 4.6 --- opentelemetry-pyproto/{CONVENTIONS.md => AGENTS.md} | 6 ++++++ 1 file changed, 6 insertions(+) rename opentelemetry-pyproto/{CONVENTIONS.md => AGENTS.md} (70%) diff --git a/opentelemetry-pyproto/CONVENTIONS.md b/opentelemetry-pyproto/AGENTS.md similarity index 70% rename from opentelemetry-pyproto/CONVENTIONS.md rename to opentelemetry-pyproto/AGENTS.md index 510e6531bf0..14723974f49 100644 --- a/opentelemetry-pyproto/CONVENTIONS.md +++ b/opentelemetry-pyproto/AGENTS.md @@ -17,3 +17,9 @@ import collections ``` The only exception is when the module itself must be the reference — for example, when two names from different modules would collide and aliasing would obscure meaning. That situation is rare; prefer renaming the local variable instead. + +## Commit cadence + +Make a separate git commit after every discrete change. Do not batch unrelated +changes into a single commit. Each commit should be self-contained and leave +the repository in a working state. From 307bb9eda3e74ba8eb711ce57953dce0bc560fdc Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:45:53 -0600 Subject: [PATCH 17/66] Add protobuf as dev test dependency to opentelemetry-pyproto Used for oracle tests that verify our pure-Python encoding produces byte-for-byte identical output to google.protobuf. Assisted-by: Claude Sonnet 4.6 --- opentelemetry-pyproto/pyproject.toml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/opentelemetry-pyproto/pyproject.toml b/opentelemetry-pyproto/pyproject.toml index ed0adf5f333..e050f193762 100644 --- a/opentelemetry-pyproto/pyproject.toml +++ b/opentelemetry-pyproto/pyproject.toml @@ -20,5 +20,11 @@ include = ["/src"] [tool.hatch.build.targets.wheel] packages = ["src/opentelemetry"] +[dependency-groups] +dev = [ + "protobuf>=5.0", + "pytest>=7.0", +] + [tool.pytest.ini_options] testpaths = ["tests"] From c23f9ed49faa33fd0af4e44427a13b1aa0e80337 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 22:48:29 -0600 Subject: [PATCH 18/66] Add google.protobuf oracle tests to _pyprotobuf test suite MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Each existing test file gains a section that builds a dynamic proto2 message class and asserts byte-for-byte equality between our encoder and google.protobuf's SerializeToString() output: test_varint.py — encode_varint against a uint64 field test_tag.py — encode_tag prefix across all four wire types and field numbers spanning 1-byte to 4-byte tag varints test_enum.py — encode_enum against a Color enum field (0/1/2) test_scalars.py — all 14 scalar encoders, one proto2 field each 503 tests total pass. Assisted-by: Claude Sonnet 4.6 --- .../tests/_pyprotobuf/test_enum.py | 54 +++++- .../tests/_pyprotobuf/test_scalars.py | 183 ++++++++++++++++++ .../tests/_pyprotobuf/test_tag.py | 87 +++++++++ .../tests/_pyprotobuf/test_varint.py | 65 ++++++- 4 files changed, 386 insertions(+), 3 deletions(-) diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_enum.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_enum.py index 1dabbeea598..539c81cf525 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_enum.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_enum.py @@ -5,7 +5,10 @@ # two's-complement varint. These tests verify that contract using hand-computed # expected byte literals. -from opentelemetry.pyproto._pyprotobuf import encode_enum, encode_int +from google.protobuf import descriptor_pb2, descriptor_pool, message_factory +from pytest import mark + +from opentelemetry.pyproto._pyprotobuf import encode_enum, encode_int, encode_tag def test_zero() -> None: @@ -42,3 +45,52 @@ def test_matches_encode_int_for_positive_values() -> None: def test_matches_encode_int_for_negative_values() -> None: for value in [-1, -2, -(2**31)]: assert encode_enum(value) == encode_int(value) + + +# ── oracle — byte-for-byte comparison with google.protobuf ──────────────────── +# +# A proto2 message with a Color enum field is used as the oracle. proto2 is +# chosen so the field is serialised even when its value is the default (0). +# +# The Color enum defines RED=0, GREEN=1, BLUE=2. Only those three values are +# used because proto2 rejects assignments of undefined enum constants. +# +# The serialised message is exactly encode_tag(field, 0) + encode_enum(value). + +_FIELD = 1 +_WT = 0 # wire type 0 — varint + + +def _build_enum_message_class(): + file_proto = descriptor_pb2.FileDescriptorProto() + file_proto.name = "opentelemetry_pyproto_test_enum.proto" + file_proto.syntax = "proto2" + + color = file_proto.enum_type.add() + color.name = "Color" + for name, number in [("RED", 0), ("GREEN", 1), ("BLUE", 2)]: + ev = color.value.add() + ev.name = name + ev.number = number + + msg_proto = file_proto.message_type.add() + msg_proto.name = "EnumMessage" + f = msg_proto.field.add() + f.name = "color_field" + f.number = _FIELD + f.type = descriptor_pb2.FieldDescriptorProto.TYPE_ENUM + f.label = descriptor_pb2.FieldDescriptorProto.LABEL_OPTIONAL + f.type_name = ".Color" + + pool = descriptor_pool.DescriptorPool() + pool.Add(file_proto) + return message_factory.GetMessageClass(pool.FindMessageTypeByName("EnumMessage")) + + +_EnumMessage = _build_enum_message_class() + + +@mark.parametrize("value", [0, 1, 2]) +def test_encode_enum_matches_protobuf(value: int) -> None: + expected = encode_tag(_FIELD, _WT) + encode_enum(value) + assert _EnumMessage(color_field=value).SerializeToString() == expected diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_scalars.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_scalars.py index 5711e4e30aa..513d88c23f9 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_scalars.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_scalars.py @@ -8,6 +8,7 @@ from math import e, inf, nan, pi, tau from struct import pack, unpack +from google.protobuf import descriptor_pb2, descriptor_pool, message_factory from pytest import mark from opentelemetry.pyproto._pyprotobuf import ( @@ -23,6 +24,7 @@ encode_sint32, encode_sint64, encode_string, + encode_tag, encode_uint32, encode_uint64, encode_varint, @@ -499,3 +501,184 @@ def test_bytes_two_byte_length_prefix() -> None: def test_bytes_length_prefix_matches_payload_length(value: bytes) -> None: result = encode_bytes(value) assert result == encode_varint(len(value)) + value + + +# ── oracle — byte-for-byte comparison with google.protobuf ──────────────────── +# +# A proto2 message with one optional field per scalar type is used as the +# oracle. proto2 is chosen because it serialises every field that has been +# explicitly set, including fields whose value equals the type default (0, +# False, b"", ""), which proto3 would silently omit. +# +# For each function under test the pattern is: +# expected = encode_tag(field_number, wire_type) + encode_X(value) +# assert _ScalarMessage(**{field_name: value}).SerializeToString() == expected +# +# Field number assignments: +_F_UINT32 = 1 # wt 0 +_F_UINT64 = 2 # wt 0 +_F_BOOL = 3 # wt 0 +_F_INT32 = 4 # wt 0 +_F_INT64 = 5 # wt 0 +_F_SINT32 = 6 # wt 0 +_F_SINT64 = 7 # wt 0 +_F_FLOAT = 8 # wt 5 +_F_DOUBLE = 9 # wt 1 +_F_FIXED32 = 10 # wt 5 +_F_SFIXED32 = 11 # wt 5 +_F_FIXED64 = 12 # wt 1 +_F_SFIXED64 = 13 # wt 1 +_F_STRING = 14 # wt 2 +_F_BYTES = 15 # wt 2 + +_WT_VARINT = 0 +_WT_64BIT = 1 +_WT_LEN = 2 +_WT_32BIT = 5 + + +def _build_scalar_message_class(): + file_proto = descriptor_pb2.FileDescriptorProto() + file_proto.name = "opentelemetry_pyproto_test_scalars.proto" + file_proto.syntax = "proto2" + msg_proto = file_proto.message_type.add() + msg_proto.name = "ScalarMessage" + + T = descriptor_pb2.FieldDescriptorProto + + def _add(name, number, type_id): + f = msg_proto.field.add() + f.name = name + f.number = number + f.type = type_id + f.label = T.LABEL_OPTIONAL + + _add("uint32_field", _F_UINT32, T.TYPE_UINT32) + _add("uint64_field", _F_UINT64, T.TYPE_UINT64) + _add("bool_field", _F_BOOL, T.TYPE_BOOL) + _add("int32_field", _F_INT32, T.TYPE_INT32) + _add("int64_field", _F_INT64, T.TYPE_INT64) + _add("sint32_field", _F_SINT32, T.TYPE_SINT32) + _add("sint64_field", _F_SINT64, T.TYPE_SINT64) + _add("float_field", _F_FLOAT, T.TYPE_FLOAT) + _add("double_field", _F_DOUBLE, T.TYPE_DOUBLE) + _add("fixed32_field", _F_FIXED32, T.TYPE_FIXED32) + _add("sfixed32_field", _F_SFIXED32, T.TYPE_SFIXED32) + _add("fixed64_field", _F_FIXED64, T.TYPE_FIXED64) + _add("sfixed64_field", _F_SFIXED64, T.TYPE_SFIXED64) + _add("string_field", _F_STRING, T.TYPE_STRING) + _add("bytes_field", _F_BYTES, T.TYPE_BYTES) + + pool = descriptor_pool.DescriptorPool() + pool.Add(file_proto) + return message_factory.GetMessageClass(pool.FindMessageTypeByName("ScalarMessage")) + + +_ScalarMessage = _build_scalar_message_class() + + +def _s(field_name: str, value) -> bytes: + return _ScalarMessage(**{field_name: value}).SerializeToString() + + +# ── encode_uint32 oracle ─────────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, 127, 128, 255, 300, 2**16, 2**32 - 1]) +def test_encode_uint32_matches_protobuf(value: int) -> None: + assert _s("uint32_field", value) == encode_tag(_F_UINT32, _WT_VARINT) + encode_uint32(value) + + +# ── encode_uint64 oracle ─────────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, 127, 128, 2**32 - 1, 2**32, 2**63, 2**64 - 1]) +def test_encode_uint64_matches_protobuf(value: int) -> None: + assert _s("uint64_field", value) == encode_tag(_F_UINT64, _WT_VARINT) + encode_uint64(value) + + +# ── encode_bool oracle ───────────────────────────────────────────────────────── + +@mark.parametrize("value", [False, True]) +def test_encode_bool_matches_protobuf(value: bool) -> None: + assert _s("bool_field", value) == encode_tag(_F_BOOL, _WT_VARINT) + encode_bool(value) + + +# ── encode_int oracle (int32 / int64) ───────────────────────────────────────── + +@mark.parametrize("value", [0, 1, 127, 128, 2**31 - 1, -1, -2, -128, -(2**31)]) +def test_encode_int_int32_matches_protobuf(value: int) -> None: + assert _s("int32_field", value) == encode_tag(_F_INT32, _WT_VARINT) + encode_int(value) + + +@mark.parametrize("value", [0, 1, 2**63 - 1, -1, -(2**63)]) +def test_encode_int_int64_matches_protobuf(value: int) -> None: + assert _s("int64_field", value) == encode_tag(_F_INT64, _WT_VARINT) + encode_int(value) + + +# ── encode_sint32 oracle ─────────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, -1, 2, -2, 150, -150, 2**31 - 1, -(2**31)]) +def test_encode_sint32_matches_protobuf(value: int) -> None: + assert _s("sint32_field", value) == encode_tag(_F_SINT32, _WT_VARINT) + encode_sint32(value) + + +# ── encode_sint64 oracle ─────────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, -1, 150, -150, 2**63 - 1, -(2**63)]) +def test_encode_sint64_matches_protobuf(value: int) -> None: + assert _s("sint64_field", value) == encode_tag(_F_SINT64, _WT_VARINT) + encode_sint64(value) + + +# ── encode_float oracle ──────────────────────────────────────────────────────── + +@mark.parametrize("value", [0.0, 1.0, -1.0, 0.5, inf, -inf]) +def test_encode_float_matches_protobuf(value: float) -> None: + assert _s("float_field", value) == encode_tag(_F_FLOAT, _WT_32BIT) + encode_float(value) + + +# ── encode_double oracle ─────────────────────────────────────────────────────── + +@mark.parametrize("value", [0.0, 1.0, -1.0, pi, 1e100, inf, -inf]) +def test_encode_double_matches_protobuf(value: float) -> None: + assert _s("double_field", value) == encode_tag(_F_DOUBLE, _WT_64BIT) + encode_double(value) + + +# ── encode_fixed32 oracle ────────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, 255, 2**16, 2**32 - 1]) +def test_encode_fixed32_matches_protobuf(value: int) -> None: + assert _s("fixed32_field", value) == encode_tag(_F_FIXED32, _WT_32BIT) + encode_fixed32(value) + + +# ── encode_sfixed32 oracle ───────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, -1, 2**31 - 1, -(2**31)]) +def test_encode_sfixed32_matches_protobuf(value: int) -> None: + assert _s("sfixed32_field", value) == encode_tag(_F_SFIXED32, _WT_32BIT) + encode_sfixed32(value) + + +# ── encode_fixed64 oracle ────────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, 2**32, 2**64 - 1]) +def test_encode_fixed64_matches_protobuf(value: int) -> None: + assert _s("fixed64_field", value) == encode_tag(_F_FIXED64, _WT_64BIT) + encode_fixed64(value) + + +# ── encode_sfixed64 oracle ───────────────────────────────────────────────────── + +@mark.parametrize("value", [0, 1, -1, 2**63 - 1, -(2**63)]) +def test_encode_sfixed64_matches_protobuf(value: int) -> None: + assert _s("sfixed64_field", value) == encode_tag(_F_SFIXED64, _WT_64BIT) + encode_sfixed64(value) + + +# ── encode_string oracle ─────────────────────────────────────────────────────── + +@mark.parametrize("value", ["", "a", "hello", "café", "日本語", "\U0001F600", "x" * 128]) +def test_encode_string_matches_protobuf(value: str) -> None: + assert _s("string_field", value) == encode_tag(_F_STRING, _WT_LEN) + encode_string(value) + + +# ── encode_bytes oracle ──────────────────────────────────────────────────────── + +@mark.parametrize("value", [b"", b"\x00", b"\xff", b"hello", b"\x80\x81\x82", b"\xab" * 128]) +def test_encode_bytes_matches_protobuf(value: bytes) -> None: + assert _s("bytes_field", value) == encode_tag(_F_BYTES, _WT_LEN) + encode_bytes(value) diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_tag.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_tag.py index 6639752a850..df211f62b81 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_tag.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_tag.py @@ -10,6 +10,7 @@ # 2 LEN — string, bytes, embedded messages, packed repeated # 5 32BIT — fixed32, sfixed32, float +from google.protobuf import descriptor_pb2, descriptor_pool, message_factory from pytest import mark from opentelemetry.pyproto._pyprotobuf import encode_tag, encode_varint @@ -63,3 +64,89 @@ def test_field_2_wire_type_1() -> None: def test_field_3_wire_type_5() -> None: # (3 << 3) | 5 = 29 → single byte 0x1D assert encode_tag(3, 5) == b"\x1d" + + +# ── oracle — byte-for-byte comparison with google.protobuf ──────────────────── +# +# A proto2 message with fields at distinct positions and wire types is used as +# the oracle. For each (field_number, wire_type) pair we serialise a message +# with only that field set and verify that encode_tag(field_number, wire_type) +# matches the first len(tag) bytes of the serialised output. +# +# Field number / tag varint length: +# field 1, wt 0: tag = 8 → 1-byte (last before multi-byte for wt 0) +# field 10, wt 1: tag = 81 → 1-byte (wire type 1) +# field 11, wt 2: tag = 90 → 1-byte (wire type 2) +# field 12, wt 5: tag = 101 → 1-byte (wire type 5) +# field 15, wt 0: tag = 120 → 1-byte (last 1-byte wt-0 tag) +# field 16, wt 0: tag = 128 → 2-byte (first 2-byte wt-0 tag) +# field 150, wt 0: tag = 1200 → 2-byte +# field 1048576, wt 2: tag = 8388610 → 4-byte + +_WT_VARINT = 0 +_WT_64BIT = 1 +_WT_LEN = 2 +_WT_32BIT = 5 + +_F_UINT64 = 1 +_F_FIXED64 = 10 +_F_STRING = 11 +_F_FIXED32 = 12 +_F_UINT64_15 = 15 +_F_UINT64_16 = 16 +_F_UINT64_150 = 150 +_F_STRING_BIG = 1048576 + + +def _build_tag_message_class(): + file_proto = descriptor_pb2.FileDescriptorProto() + file_proto.name = "opentelemetry_pyproto_test_tag.proto" + file_proto.syntax = "proto2" + msg_proto = file_proto.message_type.add() + msg_proto.name = "TagMessage" + + T = descriptor_pb2.FieldDescriptorProto + + def _add(name, number, type_id): + f = msg_proto.field.add() + f.name = name + f.number = number + f.type = type_id + f.label = T.LABEL_OPTIONAL + + _add("uint64_field", _F_UINT64, T.TYPE_UINT64) + _add("fixed64_field", _F_FIXED64, T.TYPE_FIXED64) + _add("string_field", _F_STRING, T.TYPE_STRING) + _add("fixed32_field", _F_FIXED32, T.TYPE_FIXED32) + _add("uint64_field_15", _F_UINT64_15, T.TYPE_UINT64) + _add("uint64_field_16", _F_UINT64_16, T.TYPE_UINT64) + _add("uint64_field_150", _F_UINT64_150, T.TYPE_UINT64) + _add("string_field_big", _F_STRING_BIG, T.TYPE_STRING) + + pool = descriptor_pool.DescriptorPool() + pool.Add(file_proto) + return message_factory.GetMessageClass(pool.FindMessageTypeByName("TagMessage")) + + +_TagMessage = _build_tag_message_class() + + +@mark.parametrize( + ("field_name", "field_number", "wire_type", "field_value"), + [ + ("uint64_field", _F_UINT64, _WT_VARINT, 1 ), + ("fixed64_field", _F_FIXED64, _WT_64BIT, 1 ), + ("string_field", _F_STRING, _WT_LEN, "x"), + ("fixed32_field", _F_FIXED32, _WT_32BIT, 1 ), + ("uint64_field_15", _F_UINT64_15, _WT_VARINT, 1 ), + ("uint64_field_16", _F_UINT64_16, _WT_VARINT, 1 ), + ("uint64_field_150", _F_UINT64_150, _WT_VARINT, 1 ), + ("string_field_big", _F_STRING_BIG, _WT_LEN, "x"), + ], +) +def test_encode_tag_matches_protobuf( + field_name: str, field_number: int, wire_type: int, field_value +) -> None: + serialized = _TagMessage(**{field_name: field_value}).SerializeToString() + tag = encode_tag(field_number, wire_type) + assert serialized[: len(tag)] == tag diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_varint.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_varint.py index bc32c57c6c6..6044a85e6fa 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_varint.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_varint.py @@ -1,8 +1,9 @@ # tests/test__varint.py -from pytest import raises +from google.protobuf import descriptor_pb2, descriptor_pool, message_factory +from pytest import mark, raises -from opentelemetry.pyproto._pyprotobuf import encode_varint +from opentelemetry.pyproto._pyprotobuf import encode_tag, encode_varint def test_zero() -> None: @@ -52,3 +53,63 @@ def test_three_byte_boundary_low() -> None: def test_one() -> None: # 1 fits in a single byte; no continuation bit needed. assert encode_varint(1) == b"\x01" + + +# ── oracle — byte-for-byte comparison with google.protobuf ──────────────────── +# +# A proto2 message with a single uint64 field is used as the oracle. proto2 +# is chosen because it serialises the field even when its value is the type +# default (0). uint64 covers the full [0, 2^64-1] varint range. +# +# The serialised message for a single field is exactly: +# tag (varint) + value (varint) +# +# Asserting that encode_tag(field, wt) + encode_varint(value) equals the +# serialised message verifies that our varint encoder produces the exact same +# bytes as google.protobuf for every tested value. + +_FIELD = 1 +_WT = 0 # wire type 0 — varint + + +def _build_varint_message_class(): + file_proto = descriptor_pb2.FileDescriptorProto() + file_proto.name = "opentelemetry_pyproto_test_varint.proto" + file_proto.syntax = "proto2" + msg_proto = file_proto.message_type.add() + msg_proto.name = "VarintMessage" + f = msg_proto.field.add() + f.name = "uint64_field" + f.number = _FIELD + f.type = descriptor_pb2.FieldDescriptorProto.TYPE_UINT64 + f.label = descriptor_pb2.FieldDescriptorProto.LABEL_OPTIONAL + pool = descriptor_pool.DescriptorPool() + pool.Add(file_proto) + return message_factory.GetMessageClass(pool.FindMessageTypeByName("VarintMessage")) + + +_VarintMessage = _build_varint_message_class() + + +@mark.parametrize( + "value", + [ + 0, + 1, + 127, + 128, + 150, + 300, + 16_383, + 16_384, + 2**16, + 2**28, + 2**32 - 1, + 2**32, + 2**63 - 1, + 2**64 - 1, + ], +) +def test_encode_varint_matches_protobuf(value: int) -> None: + expected = encode_tag(_FIELD, _WT) + encode_varint(value) + assert _VarintMessage(uint64_field=value).SerializeToString() == expected From 8a7371927b23cd9c26380e4fdd2b69b76872aebe Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:13:45 -0600 Subject: [PATCH 19/66] Add opentelemetry-proto as dev dependency and register pyproto packages in workspace Co-Authored-By: Claude Sonnet 4.6 --- .../opentelemetry-exporter-otlp-pyproto-common/README.rst | 4 ++++ exporter/opentelemetry-exporter-otlp-pyproto-http/README.rst | 4 ++++ opentelemetry-pyproto/README.rst | 4 ++++ opentelemetry-pyproto/pyproject.toml | 4 ++++ pyproject.toml | 4 ++++ 5 files changed, 20 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/README.rst create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/README.rst create mode 100644 opentelemetry-pyproto/README.rst diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/README.rst b/exporter/opentelemetry-exporter-otlp-pyproto-common/README.rst new file mode 100644 index 00000000000..a27732f1cbf --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/README.rst @@ -0,0 +1,4 @@ +OpenTelemetry OTLP Exporter (pure-Python protobuf, common) +=========================================================== + +Common encoding utilities for the pure-Python OTLP exporter stack. diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/README.rst b/exporter/opentelemetry-exporter-otlp-pyproto-http/README.rst new file mode 100644 index 00000000000..260fa4e0ec9 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/README.rst @@ -0,0 +1,4 @@ +OpenTelemetry OTLP Exporter (pure-Python protobuf, HTTP) +========================================================= + +HTTP transport for the pure-Python OTLP exporter stack. diff --git a/opentelemetry-pyproto/README.rst b/opentelemetry-pyproto/README.rst new file mode 100644 index 00000000000..9d14bbf75e9 --- /dev/null +++ b/opentelemetry-pyproto/README.rst @@ -0,0 +1,4 @@ +OpenTelemetry Python Proto (pure-Python) +========================================= + +Pure-Python protobuf message classes for OpenTelemetry, with no ``google.protobuf`` dependency. diff --git a/opentelemetry-pyproto/pyproject.toml b/opentelemetry-pyproto/pyproject.toml index e050f193762..4bc10bf8bd2 100644 --- a/opentelemetry-pyproto/pyproject.toml +++ b/opentelemetry-pyproto/pyproject.toml @@ -22,9 +22,13 @@ packages = ["src/opentelemetry"] [dependency-groups] dev = [ + "opentelemetry-proto == 1.43.0.dev", "protobuf>=5.0", "pytest>=7.0", ] +[tool.uv.sources] +opentelemetry-proto = { workspace = true } + [tool.pytest.ini_options] testpaths = ["tests"] diff --git a/pyproject.toml b/pyproject.toml index 95c826e01b6..ba54301fd2c 100644 --- a/pyproject.toml +++ b/pyproject.toml @@ -45,6 +45,9 @@ opentelemetry-exporter-prometheus = {workspace = true } opentelemetry-propagator-jaeger = { workspace = true } opentelemetry-propagator-b3 = { workspace = true } opentelemetry-codegen-json = { workspace = true } +opentelemetry-pyproto = { workspace = true } +opentelemetry-exporter-otlp-pyproto-common = { workspace = true } +opentelemetry-exporter-otlp-pyproto-http = { workspace = true } [tool.uv.workspace] members = [ @@ -57,6 +60,7 @@ members = [ "propagator/*", "codegen/*", "tests/opentelemetry-test-utils", + "opentelemetry-pyproto", ] exclude = [ From 8d3214b17a878379c38edc7150e1aab8a1195bf8 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:14:35 -0600 Subject: [PATCH 20/66] Add tests/collector/trace/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- .../tests/collector/__init__.py | 0 .../tests/collector/logs/__init__.py | 0 .../tests/collector/logs/v1/__init__.py | 0 .../tests/collector/metrics/__init__.py | 0 .../tests/collector/metrics/v1/__init__.py | 0 .../tests/collector/trace/__init__.py | 0 .../tests/collector/trace/v1/__init__.py | 0 .../trace/v1/test_trace_service_pypb2.py | 67 +++++++++++++++++++ 8 files changed, 67 insertions(+) create mode 100644 opentelemetry-pyproto/tests/collector/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/logs/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/logs/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/metrics/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/metrics/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/trace/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/trace/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/collector/trace/v1/test_trace_service_pypb2.py diff --git a/opentelemetry-pyproto/tests/collector/__init__.py b/opentelemetry-pyproto/tests/collector/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/logs/__init__.py b/opentelemetry-pyproto/tests/collector/logs/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/logs/v1/__init__.py b/opentelemetry-pyproto/tests/collector/logs/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/metrics/__init__.py b/opentelemetry-pyproto/tests/collector/metrics/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/metrics/v1/__init__.py b/opentelemetry-pyproto/tests/collector/metrics/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/trace/__init__.py b/opentelemetry-pyproto/tests/collector/trace/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/trace/v1/__init__.py b/opentelemetry-pyproto/tests/collector/trace/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/collector/trace/v1/test_trace_service_pypb2.py b/opentelemetry-pyproto/tests/collector/trace/v1/test_trace_service_pypb2.py new file mode 100644 index 00000000000..895a4265af9 --- /dev/null +++ b/opentelemetry-pyproto/tests/collector/trace/v1/test_trace_service_pypb2.py @@ -0,0 +1,67 @@ +from opentelemetry.proto.collector.trace.v1.trace_service_pb2 import ( + ExportTraceServiceRequest as ProtoExportTraceServiceRequest, + ExportTraceServiceResponse as ProtoExportTraceServiceResponse, +) +from opentelemetry.proto.trace.v1.trace_pb2 import ( + ResourceSpans as ProtoResourceSpans, +) + +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2 import ( + ExportTraceServiceRequest, + ExportTraceServiceResponse, +) +from opentelemetry.pyproto.trace.v1.trace_pypb2 import ResourceSpans + + +def test_export_response_empty() -> None: + assert ExportTraceServiceResponse().SerializeToString() == b"" + + +def test_export_response_matches_proto() -> None: + assert ( + ExportTraceServiceResponse().SerializeToString() + == ProtoExportTraceServiceResponse().SerializeToString() + ) + + +def test_export_request_empty() -> None: + assert ExportTraceServiceRequest().SerializeToString() == b"" + + +def test_export_request_empty_matches_proto() -> None: + assert ( + ExportTraceServiceRequest().SerializeToString() + == ProtoExportTraceServiceRequest().SerializeToString() + ) + + +def test_export_request_with_empty_resource_spans() -> None: + our = ExportTraceServiceRequest(resource_spans=[ResourceSpans()]) + proto = ProtoExportTraceServiceRequest(resource_spans=[ProtoResourceSpans()]) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_export_request_with_schema_url() -> None: + our = ExportTraceServiceRequest( + resource_spans=[ResourceSpans(schema_url="https://example.com/schema")] + ) + proto = ProtoExportTraceServiceRequest( + resource_spans=[ProtoResourceSpans(schema_url="https://example.com/schema")] + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_export_request_multiple_resource_spans() -> None: + our = ExportTraceServiceRequest( + resource_spans=[ + ResourceSpans(schema_url="schema-a"), + ResourceSpans(schema_url="schema-b"), + ] + ) + proto = ProtoExportTraceServiceRequest( + resource_spans=[ + ProtoResourceSpans(schema_url="schema-a"), + ProtoResourceSpans(schema_url="schema-b"), + ] + ) + assert our.SerializeToString() == proto.SerializeToString() From bf9ceb345f7f76090ace9b7cb3fb1381f0e67051 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:15:02 -0600 Subject: [PATCH 21/66] Add tests/collector/logs/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- .../logs/v1/test_logs_service_pypb2.py | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 opentelemetry-pyproto/tests/collector/logs/v1/test_logs_service_pypb2.py diff --git a/opentelemetry-pyproto/tests/collector/logs/v1/test_logs_service_pypb2.py b/opentelemetry-pyproto/tests/collector/logs/v1/test_logs_service_pypb2.py new file mode 100644 index 00000000000..ba1d0156bd5 --- /dev/null +++ b/opentelemetry-pyproto/tests/collector/logs/v1/test_logs_service_pypb2.py @@ -0,0 +1,67 @@ +from opentelemetry.proto.collector.logs.v1.logs_service_pb2 import ( + ExportLogsServiceRequest as ProtoExportLogsServiceRequest, + ExportLogsServiceResponse as ProtoExportLogsServiceResponse, +) +from opentelemetry.proto.logs.v1.logs_pb2 import ( + ResourceLogs as ProtoResourceLogs, +) + +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2 import ( + ExportLogsServiceRequest, + ExportLogsServiceResponse, +) +from opentelemetry.pyproto.logs.v1.logs_pypb2 import ResourceLogs + + +def test_export_response_empty() -> None: + assert ExportLogsServiceResponse().SerializeToString() == b"" + + +def test_export_response_matches_proto() -> None: + assert ( + ExportLogsServiceResponse().SerializeToString() + == ProtoExportLogsServiceResponse().SerializeToString() + ) + + +def test_export_request_empty() -> None: + assert ExportLogsServiceRequest().SerializeToString() == b"" + + +def test_export_request_empty_matches_proto() -> None: + assert ( + ExportLogsServiceRequest().SerializeToString() + == ProtoExportLogsServiceRequest().SerializeToString() + ) + + +def test_export_request_with_empty_resource_logs() -> None: + our = ExportLogsServiceRequest(resource_logs=[ResourceLogs()]) + proto = ProtoExportLogsServiceRequest(resource_logs=[ProtoResourceLogs()]) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_export_request_with_schema_url() -> None: + our = ExportLogsServiceRequest( + resource_logs=[ResourceLogs(schema_url="https://example.com/schema")] + ) + proto = ProtoExportLogsServiceRequest( + resource_logs=[ProtoResourceLogs(schema_url="https://example.com/schema")] + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_export_request_multiple_resource_logs() -> None: + our = ExportLogsServiceRequest( + resource_logs=[ + ResourceLogs(schema_url="schema-a"), + ResourceLogs(schema_url="schema-b"), + ] + ) + proto = ProtoExportLogsServiceRequest( + resource_logs=[ + ProtoResourceLogs(schema_url="schema-a"), + ProtoResourceLogs(schema_url="schema-b"), + ] + ) + assert our.SerializeToString() == proto.SerializeToString() From 3b0fada75ba9f67e61208833b2c38bdf24e48436 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:15:34 -0600 Subject: [PATCH 22/66] Add tests/collector/metrics/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- .../metrics/v1/test_metrics_service_pypb2.py | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 opentelemetry-pyproto/tests/collector/metrics/v1/test_metrics_service_pypb2.py diff --git a/opentelemetry-pyproto/tests/collector/metrics/v1/test_metrics_service_pypb2.py b/opentelemetry-pyproto/tests/collector/metrics/v1/test_metrics_service_pypb2.py new file mode 100644 index 00000000000..38d495f3f4c --- /dev/null +++ b/opentelemetry-pyproto/tests/collector/metrics/v1/test_metrics_service_pypb2.py @@ -0,0 +1,67 @@ +from opentelemetry.proto.collector.metrics.v1.metrics_service_pb2 import ( + ExportMetricsServiceRequest as ProtoExportMetricsServiceRequest, + ExportMetricsServiceResponse as ProtoExportMetricsServiceResponse, +) +from opentelemetry.proto.metrics.v1.metrics_pb2 import ( + ResourceMetrics as ProtoResourceMetrics, +) + +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( + ExportMetricsServiceRequest, + ExportMetricsServiceResponse, +) +from opentelemetry.pyproto.metrics.v1.metrics_pypb2 import ResourceMetrics + + +def test_export_response_empty() -> None: + assert ExportMetricsServiceResponse().SerializeToString() == b"" + + +def test_export_response_matches_proto() -> None: + assert ( + ExportMetricsServiceResponse().SerializeToString() + == ProtoExportMetricsServiceResponse().SerializeToString() + ) + + +def test_export_request_empty() -> None: + assert ExportMetricsServiceRequest().SerializeToString() == b"" + + +def test_export_request_empty_matches_proto() -> None: + assert ( + ExportMetricsServiceRequest().SerializeToString() + == ProtoExportMetricsServiceRequest().SerializeToString() + ) + + +def test_export_request_with_empty_resource_metrics() -> None: + our = ExportMetricsServiceRequest(resource_metrics=[ResourceMetrics()]) + proto = ProtoExportMetricsServiceRequest(resource_metrics=[ProtoResourceMetrics()]) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_export_request_with_schema_url() -> None: + our = ExportMetricsServiceRequest( + resource_metrics=[ResourceMetrics(schema_url="https://example.com/schema")] + ) + proto = ProtoExportMetricsServiceRequest( + resource_metrics=[ProtoResourceMetrics(schema_url="https://example.com/schema")] + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_export_request_multiple_resource_metrics() -> None: + our = ExportMetricsServiceRequest( + resource_metrics=[ + ResourceMetrics(schema_url="schema-a"), + ResourceMetrics(schema_url="schema-b"), + ] + ) + proto = ProtoExportMetricsServiceRequest( + resource_metrics=[ + ProtoResourceMetrics(schema_url="schema-a"), + ProtoResourceMetrics(schema_url="schema-b"), + ] + ) + assert our.SerializeToString() == proto.SerializeToString() From d31714411baeb92e8c79976c5e9d3b90e3913f38 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:23:14 -0600 Subject: [PATCH 23/66] Add tests/common/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- .../tests/common/__init__.py | 0 .../tests/common/v1/__init__.py | 0 .../tests/common/v1/test_common_pypb2.py | 188 ++++++++++++++++++ 3 files changed, 188 insertions(+) create mode 100644 opentelemetry-pyproto/tests/common/__init__.py create mode 100644 opentelemetry-pyproto/tests/common/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/common/v1/test_common_pypb2.py diff --git a/opentelemetry-pyproto/tests/common/__init__.py b/opentelemetry-pyproto/tests/common/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/common/v1/__init__.py b/opentelemetry-pyproto/tests/common/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/common/v1/test_common_pypb2.py b/opentelemetry-pyproto/tests/common/v1/test_common_pypb2.py new file mode 100644 index 00000000000..5cff268ca77 --- /dev/null +++ b/opentelemetry-pyproto/tests/common/v1/test_common_pypb2.py @@ -0,0 +1,188 @@ +from opentelemetry.proto.common.v1.common_pb2 import ( + AnyValue as ProtoAnyValue, + ArrayValue as ProtoArrayValue, + InstrumentationScope as ProtoInstrumentationScope, + KeyValue as ProtoKeyValue, + KeyValueList as ProtoKeyValueList, +) + +from opentelemetry.pyproto.common.v1.common_pypb2 import ( + AnyValue, + ArrayValue, + InstrumentationScope, + KeyValue, + KeyValueList, +) + + +# ── AnyValue ────────────────────────────────────────────────────────────────── + +def test_any_value_empty() -> None: + assert AnyValue().SerializeToString() == b"" + + +def test_any_value_empty_matches_proto() -> None: + assert AnyValue().SerializeToString() == ProtoAnyValue().SerializeToString() + + +def test_any_value_string() -> None: + our = AnyValue(string_value="hello") + proto = ProtoAnyValue(string_value="hello") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_bool_true() -> None: + our = AnyValue(bool_value=True) + proto = ProtoAnyValue(bool_value=True) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_bool_false() -> None: + our = AnyValue(bool_value=False) + proto = ProtoAnyValue(bool_value=False) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_int() -> None: + our = AnyValue(int_value=42) + proto = ProtoAnyValue(int_value=42) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_int_negative() -> None: + our = AnyValue(int_value=-1) + proto = ProtoAnyValue(int_value=-1) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_double() -> None: + our = AnyValue(double_value=3.14) + proto = ProtoAnyValue(double_value=3.14) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_bytes() -> None: + our = AnyValue(bytes_value=b"\x01\x02\x03") + proto = ProtoAnyValue(bytes_value=b"\x01\x02\x03") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_array_empty() -> None: + our = AnyValue(array_value=ArrayValue()) + proto = ProtoAnyValue(array_value=ProtoArrayValue()) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_any_value_kvlist_empty() -> None: + our = AnyValue(kvlist_value=KeyValueList()) + proto = ProtoAnyValue(kvlist_value=ProtoKeyValueList()) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ArrayValue ──────────────────────────────────────────────────────────────── + +def test_array_value_empty() -> None: + assert ArrayValue().SerializeToString() == b"" + + +def test_array_value_empty_matches_proto() -> None: + assert ArrayValue().SerializeToString() == ProtoArrayValue().SerializeToString() + + +def test_array_value_with_elements() -> None: + our = ArrayValue(values=[AnyValue(string_value="a"), AnyValue(int_value=1)]) + proto = ProtoArrayValue(values=[ProtoAnyValue(string_value="a"), ProtoAnyValue(int_value=1)]) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── KeyValueList ────────────────────────────────────────────────────────────── + +def test_kvlist_empty() -> None: + assert KeyValueList().SerializeToString() == b"" + + +def test_kvlist_empty_matches_proto() -> None: + assert KeyValueList().SerializeToString() == ProtoKeyValueList().SerializeToString() + + +def test_kvlist_with_values() -> None: + our = KeyValueList(values=[KeyValue(key="k", value=AnyValue(string_value="v"))]) + proto = ProtoKeyValueList(values=[ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v"))]) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── KeyValue ────────────────────────────────────────────────────────────────── + +def test_key_value_empty() -> None: + assert KeyValue().SerializeToString() == b"" + + +def test_key_value_empty_matches_proto() -> None: + assert KeyValue().SerializeToString() == ProtoKeyValue().SerializeToString() + + +def test_key_value_key_only() -> None: + our = KeyValue(key="mykey") + proto = ProtoKeyValue(key="mykey") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_key_value_string() -> None: + our = KeyValue(key="k", value=AnyValue(string_value="v")) + proto = ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v")) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_key_value_int() -> None: + our = KeyValue(key="count", value=AnyValue(int_value=42)) + proto = ProtoKeyValue(key="count", value=ProtoAnyValue(int_value=42)) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_key_value_double() -> None: + our = KeyValue(key="ratio", value=AnyValue(double_value=0.5)) + proto = ProtoKeyValue(key="ratio", value=ProtoAnyValue(double_value=0.5)) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── InstrumentationScope ────────────────────────────────────────────────────── + +def test_instrumentation_scope_empty() -> None: + assert InstrumentationScope().SerializeToString() == b"" + + +def test_instrumentation_scope_empty_matches_proto() -> None: + assert ( + InstrumentationScope().SerializeToString() + == ProtoInstrumentationScope().SerializeToString() + ) + + +def test_instrumentation_scope_name() -> None: + our = InstrumentationScope(name="mylib") + proto = ProtoInstrumentationScope(name="mylib") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_instrumentation_scope_name_version() -> None: + our = InstrumentationScope(name="mylib", version="1.2.3") + proto = ProtoInstrumentationScope(name="mylib", version="1.2.3") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_instrumentation_scope_with_attributes() -> None: + attr = KeyValue(key="env", value=AnyValue(string_value="prod")) + proto_attr = ProtoKeyValue(key="env", value=ProtoAnyValue(string_value="prod")) + our = InstrumentationScope( + name="mylib", + version="1.0", + attributes=[attr], + dropped_attributes_count=3, + ) + proto = ProtoInstrumentationScope( + name="mylib", + version="1.0", + attributes=[proto_attr], + dropped_attributes_count=3, + ) + assert our.SerializeToString() == proto.SerializeToString() From 9bf3d00da27aa22af3d3ba20b5f4b5f87bd02bab Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:23:41 -0600 Subject: [PATCH 24/66] Add tests/resource/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- .../tests/resource/__init__.py | 0 .../tests/resource/v1/__init__.py | 0 .../tests/resource/v1/test_resource_pypb2.py | 64 +++++++++++++++++++ 3 files changed, 64 insertions(+) create mode 100644 opentelemetry-pyproto/tests/resource/__init__.py create mode 100644 opentelemetry-pyproto/tests/resource/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/resource/v1/test_resource_pypb2.py diff --git a/opentelemetry-pyproto/tests/resource/__init__.py b/opentelemetry-pyproto/tests/resource/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/resource/v1/__init__.py b/opentelemetry-pyproto/tests/resource/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/resource/v1/test_resource_pypb2.py b/opentelemetry-pyproto/tests/resource/v1/test_resource_pypb2.py new file mode 100644 index 00000000000..2a6dd423c8e --- /dev/null +++ b/opentelemetry-pyproto/tests/resource/v1/test_resource_pypb2.py @@ -0,0 +1,64 @@ +from opentelemetry.proto.common.v1.common_pb2 import ( + AnyValue as ProtoAnyValue, + KeyValue as ProtoKeyValue, +) +from opentelemetry.proto.resource.v1.resource_pb2 import Resource as ProtoResource + +from opentelemetry.pyproto.common.v1.common_pypb2 import AnyValue, KeyValue +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource + + +def test_resource_empty() -> None: + assert Resource().SerializeToString() == b"" + + +def test_resource_empty_matches_proto() -> None: + assert Resource().SerializeToString() == ProtoResource().SerializeToString() + + +def test_resource_dropped_attributes_count() -> None: + our = Resource(dropped_attributes_count=5) + proto = ProtoResource(dropped_attributes_count=5) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_with_one_attribute() -> None: + attr = KeyValue(key="service.name", value=AnyValue(string_value="my-service")) + proto_attr = ProtoKeyValue(key="service.name", value=ProtoAnyValue(string_value="my-service")) + our = Resource(attributes=[attr]) + proto = ProtoResource(attributes=[proto_attr]) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_with_multiple_attributes() -> None: + attrs = [ + KeyValue(key="service.name", value=AnyValue(string_value="my-service")), + KeyValue(key="service.version", value=AnyValue(string_value="1.0.0")), + KeyValue(key="deployment.environment", value=AnyValue(string_value="prod")), + ] + proto_attrs = [ + ProtoKeyValue(key="service.name", value=ProtoAnyValue(string_value="my-service")), + ProtoKeyValue(key="service.version", value=ProtoAnyValue(string_value="1.0.0")), + ProtoKeyValue(key="deployment.environment", value=ProtoAnyValue(string_value="prod")), + ] + our = Resource(attributes=attrs) + proto = ProtoResource(attributes=proto_attrs) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_full() -> None: + attrs = [ + KeyValue(key="k", value=AnyValue(string_value="v")), + ] + proto_attrs = [ + ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v")), + ] + our = Resource(attributes=attrs, dropped_attributes_count=2) + proto = ProtoResource(attributes=proto_attrs, dropped_attributes_count=2) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_with_int_attribute() -> None: + our = Resource(attributes=[KeyValue(key="pid", value=AnyValue(int_value=1234))]) + proto = ProtoResource(attributes=[ProtoKeyValue(key="pid", value=ProtoAnyValue(int_value=1234))]) + assert our.SerializeToString() == proto.SerializeToString() From 3a21c1c902d353bcc337af258859ade66aa91aad Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:24:19 -0600 Subject: [PATCH 25/66] Add tests/logs/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/tests/logs/__init__.py | 0 .../tests/logs/v1/__init__.py | 0 .../tests/logs/v1/test_logs_pypb2.py | 155 ++++++++++++++++++ 3 files changed, 155 insertions(+) create mode 100644 opentelemetry-pyproto/tests/logs/__init__.py create mode 100644 opentelemetry-pyproto/tests/logs/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/logs/v1/test_logs_pypb2.py diff --git a/opentelemetry-pyproto/tests/logs/__init__.py b/opentelemetry-pyproto/tests/logs/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/logs/v1/__init__.py b/opentelemetry-pyproto/tests/logs/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/logs/v1/test_logs_pypb2.py b/opentelemetry-pyproto/tests/logs/v1/test_logs_pypb2.py new file mode 100644 index 00000000000..13422317e68 --- /dev/null +++ b/opentelemetry-pyproto/tests/logs/v1/test_logs_pypb2.py @@ -0,0 +1,155 @@ +from opentelemetry.proto.common.v1.common_pb2 import ( + AnyValue as ProtoAnyValue, + InstrumentationScope as ProtoInstrumentationScope, + KeyValue as ProtoKeyValue, +) +from opentelemetry.proto.logs.v1.logs_pb2 import ( + LogRecord as ProtoLogRecord, + ResourceLogs as ProtoResourceLogs, + ScopeLogs as ProtoScopeLogs, +) +from opentelemetry.proto.resource.v1.resource_pb2 import Resource as ProtoResource + +from opentelemetry.pyproto.common.v1.common_pypb2 import ( + AnyValue, + InstrumentationScope, + KeyValue, +) +from opentelemetry.pyproto.logs.v1.logs_pypb2 import LogRecord, ResourceLogs, ScopeLogs +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource + + +# ── LogRecord ───────────────────────────────────────────────────────────────── + +def test_log_record_empty() -> None: + assert LogRecord().SerializeToString() == b"" + + +def test_log_record_empty_matches_proto() -> None: + assert LogRecord().SerializeToString() == ProtoLogRecord().SerializeToString() + + +def test_log_record_severity() -> None: + our = LogRecord(severity_number=9, severity_text="INFO") + proto = ProtoLogRecord(severity_number=9, severity_text="INFO") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_log_record_with_body() -> None: + our = LogRecord(body=AnyValue(string_value="hello world")) + proto = ProtoLogRecord(body=ProtoAnyValue(string_value="hello world")) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_log_record_with_trace_context() -> None: + trace_id = b"\x01" * 16 + span_id = b"\x02" * 8 + our = LogRecord( + time_unix_nano=1_000_000_000, + trace_id=trace_id, + span_id=span_id, + observed_time_unix_nano=2_000_000_000, + ) + proto = ProtoLogRecord( + time_unix_nano=1_000_000_000, + trace_id=trace_id, + span_id=span_id, + observed_time_unix_nano=2_000_000_000, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_log_record_with_attributes() -> None: + attr = KeyValue(key="env", value=AnyValue(string_value="prod")) + proto_attr = ProtoKeyValue(key="env", value=ProtoAnyValue(string_value="prod")) + our = LogRecord( + body=AnyValue(string_value="msg"), + attributes=[attr], + dropped_attributes_count=1, + ) + proto = ProtoLogRecord( + body=ProtoAnyValue(string_value="msg"), + attributes=[proto_attr], + dropped_attributes_count=1, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_log_record_event_name() -> None: + our = LogRecord(event_name="user.click") + proto = ProtoLogRecord(event_name="user.click") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_log_record_flags() -> None: + our = LogRecord(flags=1) + proto = ProtoLogRecord(flags=1) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ScopeLogs ───────────────────────────────────────────────────────────────── + +def test_scope_logs_empty() -> None: + assert ScopeLogs().SerializeToString() == b"" + + +def test_scope_logs_empty_matches_proto() -> None: + assert ScopeLogs().SerializeToString() == ProtoScopeLogs().SerializeToString() + + +def test_scope_logs_schema_url() -> None: + our = ScopeLogs(schema_url="https://example.com/schema") + proto = ProtoScopeLogs(schema_url="https://example.com/schema") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_scope_logs_with_scope() -> None: + scope = InstrumentationScope(name="mylib", version="1.0") + proto_scope = ProtoInstrumentationScope(name="mylib", version="1.0") + our = ScopeLogs(scope=scope) + proto = ProtoScopeLogs(scope=proto_scope) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_scope_logs_with_scope_and_records() -> None: + scope = InstrumentationScope(name="mylib", version="1.0") + proto_scope = ProtoInstrumentationScope(name="mylib", version="1.0") + rec = LogRecord(severity_text="WARN", severity_number=13) + proto_rec = ProtoLogRecord(severity_text="WARN", severity_number=13) + our = ScopeLogs(scope=scope, log_records=[rec], schema_url="s") + proto = ProtoScopeLogs(scope=proto_scope, log_records=[proto_rec], schema_url="s") + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ResourceLogs ────────────────────────────────────────────────────────────── + +def test_resource_logs_empty() -> None: + assert ResourceLogs().SerializeToString() == b"" + + +def test_resource_logs_empty_matches_proto() -> None: + assert ResourceLogs().SerializeToString() == ProtoResourceLogs().SerializeToString() + + +def test_resource_logs_schema_url() -> None: + our = ResourceLogs(schema_url="https://example.com") + proto = ProtoResourceLogs(schema_url="https://example.com") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_logs_with_resource() -> None: + res = Resource(attributes=[KeyValue(key="k", value=AnyValue(string_value="v"))]) + proto_res = ProtoResource(attributes=[ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v"))]) + our = ResourceLogs(resource=res, schema_url="s") + proto = ProtoResourceLogs(resource=proto_res, schema_url="s") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_logs_with_scope_logs() -> None: + rec = LogRecord(severity_text="INFO", severity_number=9) + proto_rec = ProtoLogRecord(severity_text="INFO", severity_number=9) + sl = ScopeLogs(log_records=[rec]) + proto_sl = ProtoScopeLogs(log_records=[proto_rec]) + our = ResourceLogs(scope_logs=[sl]) + proto = ProtoResourceLogs(scope_logs=[proto_sl]) + assert our.SerializeToString() == proto.SerializeToString() From 74988591f32dc51a483341e2cd197fd04437fe1e Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:25:09 -0600 Subject: [PATCH 26/66] Add tests/trace/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/tests/trace/__init__.py | 0 .../tests/trace/v1/__init__.py | 0 .../tests/trace/v1/test_trace_pypb2.py | 245 ++++++++++++++++++ 3 files changed, 245 insertions(+) create mode 100644 opentelemetry-pyproto/tests/trace/__init__.py create mode 100644 opentelemetry-pyproto/tests/trace/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/trace/v1/test_trace_pypb2.py diff --git a/opentelemetry-pyproto/tests/trace/__init__.py b/opentelemetry-pyproto/tests/trace/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/trace/v1/__init__.py b/opentelemetry-pyproto/tests/trace/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/trace/v1/test_trace_pypb2.py b/opentelemetry-pyproto/tests/trace/v1/test_trace_pypb2.py new file mode 100644 index 00000000000..a6561ae2265 --- /dev/null +++ b/opentelemetry-pyproto/tests/trace/v1/test_trace_pypb2.py @@ -0,0 +1,245 @@ +from opentelemetry.proto.common.v1.common_pb2 import ( + AnyValue as ProtoAnyValue, + InstrumentationScope as ProtoInstrumentationScope, + KeyValue as ProtoKeyValue, +) +from opentelemetry.proto.resource.v1.resource_pb2 import Resource as ProtoResource +from opentelemetry.proto.trace.v1.trace_pb2 import ( + ResourceSpans as ProtoResourceSpans, + ScopeSpans as ProtoScopeSpans, + Span as ProtoSpan, + Status as ProtoStatus, +) + +from opentelemetry.pyproto.common.v1.common_pypb2 import ( + AnyValue, + InstrumentationScope, + KeyValue, +) +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource +from opentelemetry.pyproto.trace.v1.trace_pypb2 import ( + ResourceSpans, + ScopeSpans, + Span, + Status, +) + + +# ── Status ──────────────────────────────────────────────────────────────────── + +def test_status_empty() -> None: + assert Status().SerializeToString() == b"" + + +def test_status_empty_matches_proto() -> None: + assert Status().SerializeToString() == ProtoStatus().SerializeToString() + + +def test_status_code() -> None: + our = Status(code=2) + proto = ProtoStatus(code=2) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_status_code_and_message() -> None: + our = Status(code=2, message="internal error") + proto = ProtoStatus(code=2, message="internal error") + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Span.Event ──────────────────────────────────────────────────────────────── + +def test_span_event_empty() -> None: + assert Span.Event().SerializeToString() == b"" + + +def test_span_event_empty_matches_proto() -> None: + assert Span.Event().SerializeToString() == ProtoSpan.Event().SerializeToString() + + +def test_span_event_name_and_time() -> None: + our = Span.Event(name="button.click", time_unix_nano=1_000_000) + proto = ProtoSpan.Event(name="button.click", time_unix_nano=1_000_000) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_span_event_with_attributes() -> None: + attr = KeyValue(key="k", value=AnyValue(string_value="v")) + proto_attr = ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v")) + our = Span.Event(name="evt", attributes=[attr], dropped_attributes_count=1) + proto = ProtoSpan.Event(name="evt", attributes=[proto_attr], dropped_attributes_count=1) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Span.Link ───────────────────────────────────────────────────────────────── + +def test_span_link_empty() -> None: + assert Span.Link().SerializeToString() == b"" + + +def test_span_link_empty_matches_proto() -> None: + assert Span.Link().SerializeToString() == ProtoSpan.Link().SerializeToString() + + +def test_span_link_with_ids() -> None: + trace_id = b"\x01" * 16 + span_id = b"\x02" * 8 + our = Span.Link(trace_id=trace_id, span_id=span_id, trace_state="k=v") + proto = ProtoSpan.Link(trace_id=trace_id, span_id=span_id, trace_state="k=v") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_span_link_with_flags() -> None: + trace_id = b"\x01" * 16 + span_id = b"\x02" * 8 + our = Span.Link(trace_id=trace_id, span_id=span_id, flags=1) + proto = ProtoSpan.Link(trace_id=trace_id, span_id=span_id, flags=1) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Span ────────────────────────────────────────────────────────────────────── + +def test_span_empty() -> None: + assert Span().SerializeToString() == b"" + + +def test_span_empty_matches_proto() -> None: + assert Span().SerializeToString() == ProtoSpan().SerializeToString() + + +def test_span_basic() -> None: + trace_id = b"\x01" * 16 + span_id = b"\x02" * 8 + our = Span( + trace_id=trace_id, + span_id=span_id, + name="my-span", + start_time_unix_nano=1_000_000_000, + end_time_unix_nano=2_000_000_000, + ) + proto = ProtoSpan( + trace_id=trace_id, + span_id=span_id, + name="my-span", + start_time_unix_nano=1_000_000_000, + end_time_unix_nano=2_000_000_000, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_span_with_status() -> None: + our = Span(name="err-span", status=Status(code=2, message="error")) + proto = ProtoSpan(name="err-span", status=ProtoStatus(code=2, message="error")) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_span_with_attributes() -> None: + trace_id = b"\x01" * 16 + span_id = b"\x02" * 8 + attr = KeyValue(key="http.method", value=AnyValue(string_value="GET")) + proto_attr = ProtoKeyValue(key="http.method", value=ProtoAnyValue(string_value="GET")) + our = Span( + trace_id=trace_id, + span_id=span_id, + name="http-span", + attributes=[attr], + dropped_attributes_count=2, + ) + proto = ProtoSpan( + trace_id=trace_id, + span_id=span_id, + name="http-span", + attributes=[proto_attr], + dropped_attributes_count=2, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_span_with_events_and_links() -> None: + trace_id = b"\x01" * 16 + span_id = b"\x02" * 8 + our = Span( + trace_id=trace_id, + span_id=span_id, + name="parent", + events=[Span.Event(name="click", time_unix_nano=500)], + links=[Span.Link(trace_id=trace_id, span_id=span_id)], + dropped_events_count=1, + dropped_links_count=2, + ) + proto = ProtoSpan( + trace_id=trace_id, + span_id=span_id, + name="parent", + events=[ProtoSpan.Event(name="click", time_unix_nano=500)], + links=[ProtoSpan.Link(trace_id=trace_id, span_id=span_id)], + dropped_events_count=1, + dropped_links_count=2, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_span_kind() -> None: + our = Span(name="server", kind=2) + proto = ProtoSpan(name="server", kind=2) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ScopeSpans ──────────────────────────────────────────────────────────────── + +def test_scope_spans_empty() -> None: + assert ScopeSpans().SerializeToString() == b"" + + +def test_scope_spans_empty_matches_proto() -> None: + assert ScopeSpans().SerializeToString() == ProtoScopeSpans().SerializeToString() + + +def test_scope_spans_schema_url() -> None: + our = ScopeSpans(schema_url="https://example.com") + proto = ProtoScopeSpans(schema_url="https://example.com") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_scope_spans_with_scope_and_span() -> None: + scope = InstrumentationScope(name="mylib", version="1.0") + proto_scope = ProtoInstrumentationScope(name="mylib", version="1.0") + span = Span(name="test-span") + proto_span = ProtoSpan(name="test-span") + our = ScopeSpans(scope=scope, spans=[span], schema_url="s") + proto = ProtoScopeSpans(scope=proto_scope, spans=[proto_span], schema_url="s") + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ResourceSpans ───────────────────────────────────────────────────────────── + +def test_resource_spans_empty() -> None: + assert ResourceSpans().SerializeToString() == b"" + + +def test_resource_spans_empty_matches_proto() -> None: + assert ResourceSpans().SerializeToString() == ProtoResourceSpans().SerializeToString() + + +def test_resource_spans_schema_url() -> None: + our = ResourceSpans(schema_url="https://example.com") + proto = ProtoResourceSpans(schema_url="https://example.com") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_spans_with_resource() -> None: + res = Resource(attributes=[KeyValue(key="k", value=AnyValue(string_value="v"))]) + proto_res = ProtoResource(attributes=[ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v"))]) + our = ResourceSpans(resource=res, schema_url="s") + proto = ProtoResourceSpans(resource=proto_res, schema_url="s") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_spans_with_scope_spans() -> None: + span = Span(name="s") + proto_span = ProtoSpan(name="s") + ss = ScopeSpans(spans=[span]) + proto_ss = ProtoScopeSpans(spans=[proto_span]) + our = ResourceSpans(scope_spans=[ss]) + proto = ProtoResourceSpans(scope_spans=[proto_ss]) + assert our.SerializeToString() == proto.SerializeToString() From d071fcc43b86e23b6445175c4a2baef48b7a34ca Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Sun, 21 Jun 2026 23:27:41 -0600 Subject: [PATCH 27/66] Add tests/metrics/v1 oracle tests comparing pyproto vs opentelemetry-proto Co-Authored-By: Claude Sonnet 4.6 --- .../tests/metrics/__init__.py | 0 .../tests/metrics/v1/__init__.py | 0 .../tests/metrics/v1/test_metrics_pypb2.py | 527 ++++++++++++++++++ 3 files changed, 527 insertions(+) create mode 100644 opentelemetry-pyproto/tests/metrics/__init__.py create mode 100644 opentelemetry-pyproto/tests/metrics/v1/__init__.py create mode 100644 opentelemetry-pyproto/tests/metrics/v1/test_metrics_pypb2.py diff --git a/opentelemetry-pyproto/tests/metrics/__init__.py b/opentelemetry-pyproto/tests/metrics/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/metrics/v1/__init__.py b/opentelemetry-pyproto/tests/metrics/v1/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/opentelemetry-pyproto/tests/metrics/v1/test_metrics_pypb2.py b/opentelemetry-pyproto/tests/metrics/v1/test_metrics_pypb2.py new file mode 100644 index 00000000000..306442cb406 --- /dev/null +++ b/opentelemetry-pyproto/tests/metrics/v1/test_metrics_pypb2.py @@ -0,0 +1,527 @@ +from opentelemetry.proto.common.v1.common_pb2 import ( + AnyValue as ProtoAnyValue, + InstrumentationScope as ProtoInstrumentationScope, + KeyValue as ProtoKeyValue, +) +from opentelemetry.proto.metrics.v1.metrics_pb2 import ( + Exemplar as ProtoExemplar, + ExponentialHistogram as ProtoExponentialHistogram, + ExponentialHistogramDataPoint as ProtoExponentialHistogramDataPoint, + Gauge as ProtoGauge, + Histogram as ProtoHistogram, + HistogramDataPoint as ProtoHistogramDataPoint, + Metric as ProtoMetric, + NumberDataPoint as ProtoNumberDataPoint, + ResourceMetrics as ProtoResourceMetrics, + ScopeMetrics as ProtoScopeMetrics, + Sum as ProtoSum, + Summary as ProtoSummary, + SummaryDataPoint as ProtoSummaryDataPoint, +) +from opentelemetry.proto.resource.v1.resource_pb2 import Resource as ProtoResource + +from opentelemetry.pyproto.common.v1.common_pypb2 import ( + AnyValue, + InstrumentationScope, + KeyValue, +) +from opentelemetry.pyproto.metrics.v1.metrics_pypb2 import ( + Exemplar, + ExponentialHistogram, + ExponentialHistogramDataPoint, + Gauge, + Histogram, + HistogramDataPoint, + Metric, + NumberDataPoint, + ResourceMetrics, + ScopeMetrics, + Sum, + Summary, + SummaryDataPoint, +) +from opentelemetry.pyproto.resource.v1.resource_pypb2 import Resource + + +# ── Exemplar ────────────────────────────────────────────────────────────────── + +def test_exemplar_empty() -> None: + assert Exemplar().SerializeToString() == b"" + + +def test_exemplar_empty_matches_proto() -> None: + assert Exemplar().SerializeToString() == ProtoExemplar().SerializeToString() + + +def test_exemplar_as_double() -> None: + our = Exemplar(as_double=1.5, time_unix_nano=1_000) + proto = ProtoExemplar(as_double=1.5, time_unix_nano=1_000) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_exemplar_as_int() -> None: + our = Exemplar(as_int=42, time_unix_nano=2_000) + proto = ProtoExemplar(as_int=42, time_unix_nano=2_000) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_exemplar_with_span_trace_id() -> None: + our = Exemplar(as_double=3.0, span_id=b"\x01" * 8, trace_id=b"\x02" * 16) + proto = ProtoExemplar(as_double=3.0, span_id=b"\x01" * 8, trace_id=b"\x02" * 16) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_exemplar_with_filtered_attributes() -> None: + # filtered_attributes is field 7; test it alone to avoid field-ordering + # differences between our fixed-order encoding and proto's ascending order. + attr = KeyValue(key="k", value=AnyValue(string_value="v")) + proto_attr = ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v")) + our = Exemplar(filtered_attributes=[attr]) + proto = ProtoExemplar(filtered_attributes=[proto_attr]) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── NumberDataPoint ─────────────────────────────────────────────────────────── + +def test_number_data_point_empty() -> None: + assert NumberDataPoint().SerializeToString() == b"" + + +def test_number_data_point_empty_matches_proto() -> None: + assert NumberDataPoint().SerializeToString() == ProtoNumberDataPoint().SerializeToString() + + +def test_number_data_point_as_double() -> None: + our = NumberDataPoint(as_double=1.5, time_unix_nano=1_000_000) + proto = ProtoNumberDataPoint(as_double=1.5, time_unix_nano=1_000_000) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_number_data_point_as_int() -> None: + our = NumberDataPoint(as_int=42, time_unix_nano=1_000_000) + proto = ProtoNumberDataPoint(as_int=42, time_unix_nano=1_000_000) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_number_data_point_with_attributes() -> None: + # attributes is field 7, flags is field 8 — both high-numbered and in the + # right relative order in our encoding, so no ordering difference with proto. + attr = KeyValue(key="env", value=AnyValue(string_value="prod")) + proto_attr = ProtoKeyValue(key="env", value=ProtoAnyValue(string_value="prod")) + our = NumberDataPoint(attributes=[attr], flags=1) + proto = ProtoNumberDataPoint(attributes=[proto_attr], flags=1) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_number_data_point_with_exemplar() -> None: + our = NumberDataPoint( + as_double=5.0, + start_time_unix_nano=1_000, + time_unix_nano=2_000, + exemplars=[Exemplar(as_double=5.0)], + ) + proto = ProtoNumberDataPoint( + as_double=5.0, + start_time_unix_nano=1_000, + time_unix_nano=2_000, + exemplars=[ProtoExemplar(as_double=5.0)], + ) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Gauge ───────────────────────────────────────────────────────────────────── + +def test_gauge_empty() -> None: + assert Gauge().SerializeToString() == b"" + + +def test_gauge_empty_matches_proto() -> None: + assert Gauge().SerializeToString() == ProtoGauge().SerializeToString() + + +def test_gauge_with_data_point() -> None: + our = Gauge(data_points=[NumberDataPoint(as_double=1.5)]) + proto = ProtoGauge(data_points=[ProtoNumberDataPoint(as_double=1.5)]) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Sum ─────────────────────────────────────────────────────────────────────── + +def test_sum_empty() -> None: + assert Sum().SerializeToString() == b"" + + +def test_sum_empty_matches_proto() -> None: + assert Sum().SerializeToString() == ProtoSum().SerializeToString() + + +def test_sum_with_data_and_temporality() -> None: + our = Sum( + data_points=[NumberDataPoint(as_int=10)], + aggregation_temporality=1, + is_monotonic=True, + ) + proto = ProtoSum( + data_points=[ProtoNumberDataPoint(as_int=10)], + aggregation_temporality=1, + is_monotonic=True, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── HistogramDataPoint ──────────────────────────────────────────────────────── + +def test_histogram_data_point_empty() -> None: + assert HistogramDataPoint().SerializeToString() == b"" + + +def test_histogram_data_point_empty_matches_proto() -> None: + assert ( + HistogramDataPoint().SerializeToString() + == ProtoHistogramDataPoint().SerializeToString() + ) + + +def test_histogram_data_point_with_count_and_buckets() -> None: + our = HistogramDataPoint( + time_unix_nano=1_000, + count=5, + sum=100.0, + bucket_counts=[2, 3], + explicit_bounds=[50.0], + ) + proto = ProtoHistogramDataPoint( + time_unix_nano=1_000, + count=5, + sum=100.0, + bucket_counts=[2, 3], + explicit_bounds=[50.0], + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_histogram_data_point_with_min_max() -> None: + our = HistogramDataPoint(time_unix_nano=1_000, count=3, min=0.0, max=10.0) + proto = ProtoHistogramDataPoint(time_unix_nano=1_000, count=3, min=0.0, max=10.0) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Histogram ───────────────────────────────────────────────────────────────── + +def test_histogram_empty() -> None: + assert Histogram().SerializeToString() == b"" + + +def test_histogram_empty_matches_proto() -> None: + assert Histogram().SerializeToString() == ProtoHistogram().SerializeToString() + + +def test_histogram_with_data_and_temporality() -> None: + our = Histogram( + data_points=[HistogramDataPoint(count=5, time_unix_nano=1_000)], + aggregation_temporality=2, + ) + proto = ProtoHistogram( + data_points=[ProtoHistogramDataPoint(count=5, time_unix_nano=1_000)], + aggregation_temporality=2, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ExponentialHistogramDataPoint.Buckets ───────────────────────────────────── + +def test_exp_histogram_buckets_empty() -> None: + assert ExponentialHistogramDataPoint.Buckets().SerializeToString() == b"" + + +def test_exp_histogram_buckets_empty_matches_proto() -> None: + assert ( + ExponentialHistogramDataPoint.Buckets().SerializeToString() + == ProtoExponentialHistogramDataPoint.Buckets().SerializeToString() + ) + + +def test_exp_histogram_buckets_with_data() -> None: + our = ExponentialHistogramDataPoint.Buckets(offset=2, bucket_counts=[1, 2, 3]) + proto = ProtoExponentialHistogramDataPoint.Buckets(offset=2, bucket_counts=[1, 2, 3]) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_exp_histogram_buckets_negative_offset() -> None: + our = ExponentialHistogramDataPoint.Buckets(offset=-3, bucket_counts=[4, 5]) + proto = ProtoExponentialHistogramDataPoint.Buckets(offset=-3, bucket_counts=[4, 5]) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ExponentialHistogramDataPoint ───────────────────────────────────────────── + +def test_exp_histogram_data_point_empty() -> None: + assert ExponentialHistogramDataPoint().SerializeToString() == b"" + + +def test_exp_histogram_data_point_empty_matches_proto() -> None: + assert ( + ExponentialHistogramDataPoint().SerializeToString() + == ProtoExponentialHistogramDataPoint().SerializeToString() + ) + + +def test_exp_histogram_data_point_with_scale_and_count() -> None: + our = ExponentialHistogramDataPoint( + time_unix_nano=1_000, + count=10, + scale=-1, + zero_count=2, + ) + proto = ProtoExponentialHistogramDataPoint( + time_unix_nano=1_000, + count=10, + scale=-1, + zero_count=2, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_exp_histogram_data_point_with_buckets() -> None: + pos = ExponentialHistogramDataPoint.Buckets(offset=1, bucket_counts=[3, 4]) + neg = ExponentialHistogramDataPoint.Buckets(offset=-1, bucket_counts=[1]) + proto_pos = ProtoExponentialHistogramDataPoint.Buckets(offset=1, bucket_counts=[3, 4]) + proto_neg = ProtoExponentialHistogramDataPoint.Buckets(offset=-1, bucket_counts=[1]) + our = ExponentialHistogramDataPoint( + count=8, scale=2, positive=pos, negative=neg, time_unix_nano=1_000 + ) + proto = ProtoExponentialHistogramDataPoint( + count=8, scale=2, positive=proto_pos, negative=proto_neg, time_unix_nano=1_000 + ) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ExponentialHistogram ────────────────────────────────────────────────────── + +def test_exp_histogram_empty() -> None: + assert ExponentialHistogram().SerializeToString() == b"" + + +def test_exp_histogram_empty_matches_proto() -> None: + assert ( + ExponentialHistogram().SerializeToString() + == ProtoExponentialHistogram().SerializeToString() + ) + + +def test_exp_histogram_with_data() -> None: + our = ExponentialHistogram( + data_points=[ExponentialHistogramDataPoint(count=5, time_unix_nano=1_000)], + aggregation_temporality=1, + ) + proto = ProtoExponentialHistogram( + data_points=[ProtoExponentialHistogramDataPoint(count=5, time_unix_nano=1_000)], + aggregation_temporality=1, + ) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── SummaryDataPoint.ValueAtQuantile ────────────────────────────────────────── + +def test_value_at_quantile_empty() -> None: + assert SummaryDataPoint.ValueAtQuantile().SerializeToString() == b"" + + +def test_value_at_quantile_empty_matches_proto() -> None: + assert ( + SummaryDataPoint.ValueAtQuantile().SerializeToString() + == ProtoSummaryDataPoint.ValueAtQuantile().SerializeToString() + ) + + +def test_value_at_quantile() -> None: + our = SummaryDataPoint.ValueAtQuantile(quantile=0.5, value=100.0) + proto = ProtoSummaryDataPoint.ValueAtQuantile(quantile=0.5, value=100.0) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_value_at_quantile_p99() -> None: + our = SummaryDataPoint.ValueAtQuantile(quantile=0.99, value=500.0) + proto = ProtoSummaryDataPoint.ValueAtQuantile(quantile=0.99, value=500.0) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── SummaryDataPoint ────────────────────────────────────────────────────────── + +def test_summary_data_point_empty() -> None: + assert SummaryDataPoint().SerializeToString() == b"" + + +def test_summary_data_point_empty_matches_proto() -> None: + assert ( + SummaryDataPoint().SerializeToString() + == ProtoSummaryDataPoint().SerializeToString() + ) + + +def test_summary_data_point_with_count_and_sum() -> None: + our = SummaryDataPoint(count=10, sum=500.0, time_unix_nano=1_000) + proto = ProtoSummaryDataPoint(count=10, sum=500.0, time_unix_nano=1_000) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_summary_data_point_with_quantiles() -> None: + our = SummaryDataPoint( + count=100, + sum=5000.0, + quantile_values=[ + SummaryDataPoint.ValueAtQuantile(quantile=0.5, value=45.0), + SummaryDataPoint.ValueAtQuantile(quantile=0.99, value=200.0), + ], + ) + proto = ProtoSummaryDataPoint( + count=100, + sum=5000.0, + quantile_values=[ + ProtoSummaryDataPoint.ValueAtQuantile(quantile=0.5, value=45.0), + ProtoSummaryDataPoint.ValueAtQuantile(quantile=0.99, value=200.0), + ], + ) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Summary ─────────────────────────────────────────────────────────────────── + +def test_summary_empty() -> None: + assert Summary().SerializeToString() == b"" + + +def test_summary_empty_matches_proto() -> None: + assert Summary().SerializeToString() == ProtoSummary().SerializeToString() + + +def test_summary_with_data_point() -> None: + our = Summary(data_points=[SummaryDataPoint(count=10, sum=500.0)]) + proto = ProtoSummary(data_points=[ProtoSummaryDataPoint(count=10, sum=500.0)]) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── Metric ──────────────────────────────────────────────────────────────────── + +def test_metric_empty() -> None: + assert Metric().SerializeToString() == b"" + + +def test_metric_empty_matches_proto() -> None: + assert Metric().SerializeToString() == ProtoMetric().SerializeToString() + + +def test_metric_gauge() -> None: + our = Metric(name="cpu", description="CPU usage", unit="%", gauge=Gauge( + data_points=[NumberDataPoint(as_double=0.75)] + )) + proto = ProtoMetric(name="cpu", description="CPU usage", unit="%", gauge=ProtoGauge( + data_points=[ProtoNumberDataPoint(as_double=0.75)] + )) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_metric_sum() -> None: + our = Metric(name="requests", unit="1", sum=Sum( + data_points=[NumberDataPoint(as_int=100)], + aggregation_temporality=2, + is_monotonic=True, + )) + proto = ProtoMetric(name="requests", unit="1", sum=ProtoSum( + data_points=[ProtoNumberDataPoint(as_int=100)], + aggregation_temporality=2, + is_monotonic=True, + )) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_metric_histogram() -> None: + our = Metric(name="latency", histogram=Histogram( + data_points=[HistogramDataPoint(count=5, time_unix_nano=1_000)], + aggregation_temporality=1, + )) + proto = ProtoMetric(name="latency", histogram=ProtoHistogram( + data_points=[ProtoHistogramDataPoint(count=5, time_unix_nano=1_000)], + aggregation_temporality=1, + )) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_metric_summary() -> None: + our = Metric(name="duration", summary=Summary( + data_points=[SummaryDataPoint(count=10, sum=500.0)], + )) + proto = ProtoMetric(name="duration", summary=ProtoSummary( + data_points=[ProtoSummaryDataPoint(count=10, sum=500.0)], + )) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_metric_exponential_histogram() -> None: + our = Metric(name="exp_lat", exponential_histogram=ExponentialHistogram( + data_points=[ExponentialHistogramDataPoint(count=3, time_unix_nano=1_000)], + aggregation_temporality=2, + )) + proto = ProtoMetric(name="exp_lat", exponential_histogram=ProtoExponentialHistogram( + data_points=[ProtoExponentialHistogramDataPoint(count=3, time_unix_nano=1_000)], + aggregation_temporality=2, + )) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ScopeMetrics ────────────────────────────────────────────────────────────── + +def test_scope_metrics_empty() -> None: + assert ScopeMetrics().SerializeToString() == b"" + + +def test_scope_metrics_empty_matches_proto() -> None: + assert ScopeMetrics().SerializeToString() == ProtoScopeMetrics().SerializeToString() + + +def test_scope_metrics_schema_url() -> None: + our = ScopeMetrics(schema_url="https://example.com") + proto = ProtoScopeMetrics(schema_url="https://example.com") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_scope_metrics_with_scope_and_metric() -> None: + scope = InstrumentationScope(name="mylib", version="1.0") + proto_scope = ProtoInstrumentationScope(name="mylib", version="1.0") + metric = Metric(name="cpu", gauge=Gauge(data_points=[NumberDataPoint(as_double=0.5)])) + proto_metric = ProtoMetric(name="cpu", gauge=ProtoGauge(data_points=[ProtoNumberDataPoint(as_double=0.5)])) + our = ScopeMetrics(scope=scope, metrics=[metric], schema_url="s") + proto = ProtoScopeMetrics(scope=proto_scope, metrics=[proto_metric], schema_url="s") + assert our.SerializeToString() == proto.SerializeToString() + + +# ── ResourceMetrics ─────────────────────────────────────────────────────────── + +def test_resource_metrics_empty() -> None: + assert ResourceMetrics().SerializeToString() == b"" + + +def test_resource_metrics_empty_matches_proto() -> None: + assert ResourceMetrics().SerializeToString() == ProtoResourceMetrics().SerializeToString() + + +def test_resource_metrics_schema_url() -> None: + our = ResourceMetrics(schema_url="https://example.com") + proto = ProtoResourceMetrics(schema_url="https://example.com") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_metrics_with_resource() -> None: + res = Resource(attributes=[KeyValue(key="k", value=AnyValue(string_value="v"))]) + proto_res = ProtoResource(attributes=[ProtoKeyValue(key="k", value=ProtoAnyValue(string_value="v"))]) + our = ResourceMetrics(resource=res, schema_url="s") + proto = ProtoResourceMetrics(resource=proto_res, schema_url="s") + assert our.SerializeToString() == proto.SerializeToString() + + +def test_resource_metrics_with_scope_metrics() -> None: + sm = ScopeMetrics(metrics=[Metric(name="cpu", gauge=Gauge())]) + proto_sm = ProtoScopeMetrics(metrics=[ProtoMetric(name="cpu", gauge=ProtoGauge())]) + our = ResourceMetrics(scope_metrics=[sm]) + proto = ProtoResourceMetrics(scope_metrics=[proto_sm]) + assert our.SerializeToString() == proto.SerializeToString() From dfa52ea6a88112100ef697311ed8d8ed82fa249a Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:17:20 -0600 Subject: [PATCH 28/66] Fix Span.flags field ordering in trace_pypb2.py flags is proto field 16 but was written after parent_span_id (field 4). Proto3 serializes fields in ascending field number order, so flags must come after status (field 15). The encoder always sets flags to at least 0x100, so every encoded span produced byte-mismatched output vs proto. Co-Authored-By: Claude Sonnet 4.6 --- .../src/opentelemetry/pyproto/trace/v1/trace_pypb2.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py index 8993344b328..4c8f4cb2154 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/trace/v1/trace_pypb2.py @@ -131,7 +131,6 @@ def SerializeToString(self) -> bytes: + byt(2, self.span_id) + string(3, self.trace_state) + byt(4, self.parent_span_id) - + fix32(16, self.flags) + string(5, self.name) + u64(6, self.kind) + fix64(7, self.start_time_unix_nano) @@ -145,6 +144,7 @@ def SerializeToString(self) -> bytes: ) if self.status is not None: result += msg(15, self.status.SerializeToString()) + result += fix32(16, self.flags) return result From 96f91cddb6cf5d391af8eaed7492899beb385a29 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:17:29 -0600 Subject: [PATCH 29/66] Fix field ordering in metrics_pypb2.py Four classes wrote their high-numbered repeated fields first, violating proto3's ascending field number order for deterministic serialization: - Exemplar: filtered_attributes (field 7) written before time (2), span_id (4), trace_id (5), as_int (6) - NumberDataPoint: attributes (field 7) written before time fields (2,3), as_double (4), exemplars (5), as_int (6) - HistogramDataPoint: attributes (field 9) written before all other fields - SummaryDataPoint: attributes (field 7) written before time fields and quantile_values (6) All now emit fields in ascending field number order, producing identical bytes to google.protobuf serialization. Co-Authored-By: Claude Sonnet 4.6 --- .../pyproto/metrics/v1/metrics_pypb2.py | 30 +++++++++---------- 1 file changed, 14 insertions(+), 16 deletions(-) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py index db25d568d54..faee42419c6 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/metrics/v1/metrics_pypb2.py @@ -108,15 +108,15 @@ def WhichOneof(self, oneof_name: str) -> str | None: return None def SerializeToString(self) -> bytes: - result = b"".join( - msg(7, kv.SerializeToString()) for kv in self.filtered_attributes - ) - result += fix64(2, self.time_unix_nano) + result = fix64(2, self.time_unix_nano) if self._which == "as_double": result += _as_double(3, self._as_double) # type: ignore[arg-type] - elif self._which == "as_int": - result += _as_int(6, self._as_int) # type: ignore[arg-type] result += byt(4, self.span_id) + byt(5, self.trace_id) + if self._which == "as_int": + result += _as_int(6, self._as_int) # type: ignore[arg-type] + result += b"".join( + msg(7, kv.SerializeToString()) for kv in self.filtered_attributes + ) return result @@ -149,13 +149,13 @@ def WhichOneof(self, oneof_name: str) -> str | None: return None def SerializeToString(self) -> bytes: - result = b"".join(msg(7, kv.SerializeToString()) for kv in self.attributes) - result += fix64(2, self.start_time_unix_nano) + fix64(3, self.time_unix_nano) + result = fix64(2, self.start_time_unix_nano) + fix64(3, self.time_unix_nano) if self._which == "as_double": result += _as_double(4, self._as_double) # type: ignore[arg-type] - elif self._which == "as_int": - result += _as_int(6, self._as_int) # type: ignore[arg-type] result += b"".join(msg(5, ex.SerializeToString()) for ex in self.exemplars) + if self._which == "as_int": + result += _as_int(6, self._as_int) # type: ignore[arg-type] + result += b"".join(msg(7, kv.SerializeToString()) for kv in self.attributes) result += u64(8, self.flags) return result @@ -190,8 +190,7 @@ def __init__( self.max = max def SerializeToString(self) -> bytes: - result = b"".join(msg(9, kv.SerializeToString()) for kv in self.attributes) - result += ( + return ( fix64(2, self.start_time_unix_nano) + fix64(3, self.time_unix_nano) + fix64(4, self.count) @@ -199,11 +198,11 @@ def SerializeToString(self) -> bytes: + packed_fix64(6, self.bucket_counts) + packed_double(7, self.explicit_bounds) + b"".join(msg(8, ex.SerializeToString()) for ex in self.exemplars) + + b"".join(msg(9, kv.SerializeToString()) for kv in self.attributes) + u64(10, self.flags) + opt_dbl(11, self.min) + opt_dbl(12, self.max) ) - return result class ExponentialHistogramDataPoint: @@ -310,16 +309,15 @@ def __init__( self.flags = flags def SerializeToString(self) -> bytes: - result = b"".join(msg(7, kv.SerializeToString()) for kv in self.attributes) - result += ( + return ( fix64(2, self.start_time_unix_nano) + fix64(3, self.time_unix_nano) + fix64(4, self.count) + dbl(5, self.sum) + b"".join(msg(6, qv.SerializeToString()) for qv in self.quantile_values) + + b"".join(msg(7, kv.SerializeToString()) for kv in self.attributes) + u64(8, self.flags) ) - return result class Gauge: From 7caba7edb1eb08148cb65be45684bc5e99333922 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:17:59 -0600 Subject: [PATCH 30/66] Add dev dependency group to opentelemetry-exporter-otlp-pyproto-common Adds opentelemetry-proto, opentelemetry-exporter-otlp-proto-common, opentelemetry-test-utils, protobuf, and pytest as dev dependencies so the package can run tests that compare pyproto and proto encoder output. Co-Authored-By: Claude Sonnet 4.6 --- .../pyproject.toml | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml index df21c9c5418..dfee7bc28ed 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml @@ -15,6 +15,20 @@ dependencies = [ "opentelemetry-pyproto == 1.43.0.dev", ] +[dependency-groups] +dev = [ + "opentelemetry-proto == 1.43.0.dev", + "opentelemetry-exporter-otlp-proto-common == 1.43.0.dev", + "opentelemetry-test-utils == 1.43.0.dev", + "protobuf>=5.0", + "pytest>=7.0", +] + +[tool.uv.sources] +opentelemetry-proto = { workspace = true } +opentelemetry-exporter-otlp-proto-common = { workspace = true } +opentelemetry-test-utils = { workspace = true } + [tool.hatch.version] path = "src/opentelemetry/exporter/otlp/pyproto/common/version/__init__.py" From ae80e1bdc98fff083ff3471556555c950747dfae Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:18:45 -0600 Subject: [PATCH 31/66] Add tests for pyproto-common _internal helpers Tests prove that _encode_value, _encode_attributes, _encode_instrumentation_scope, _encode_resource, _encode_span_id, and _encode_trace_id produce byte-identical output to their proto-common counterparts for all supported input types. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/test_internal.py | 159 ++++++++++++++++++ 1 file changed, 159 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_internal.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_internal.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_internal.py new file mode 100644 index 00000000000..b83ca60d282 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_internal.py @@ -0,0 +1,159 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.exporter.otlp.proto.common._internal import ( + _encode_attributes as proto_encode_attributes, + _encode_instrumentation_scope as proto_encode_instrumentation_scope, + _encode_resource as proto_encode_resource, + _encode_span_id as proto_encode_span_id, + _encode_trace_id as proto_encode_trace_id, + _encode_value as proto_encode_value, +) +from opentelemetry.exporter.otlp.pyproto.common._internal import ( + _encode_attributes, + _encode_instrumentation_scope, + _encode_resource, + _encode_span_id, + _encode_trace_id, + _encode_value, +) +from opentelemetry.sdk.resources import Resource +from opentelemetry.sdk.util.instrumentation import InstrumentationScope + + +# ── _encode_span_id / _encode_trace_id ─────────────────────────────────────── + +def test_encode_span_id_matches_proto() -> None: + span_id = 0x1234567890ABCDEF + assert _encode_span_id(span_id) == proto_encode_span_id(span_id) + + +def test_encode_trace_id_matches_proto() -> None: + trace_id = 0x3E0C63257DE34C926F9EFCD03927272E + assert _encode_trace_id(trace_id) == proto_encode_trace_id(trace_id) + + +def test_encode_span_id_zero() -> None: + assert _encode_span_id(0) == proto_encode_span_id(0) + + +# ── _encode_value ───────────────────────────────────────────────────────────── + +def test_encode_value_none_matches_proto() -> None: + assert _encode_value(None).SerializeToString() == proto_encode_value(None).SerializeToString() + + +def test_encode_value_string_matches_proto() -> None: + assert _encode_value("hello").SerializeToString() == proto_encode_value("hello").SerializeToString() + + +def test_encode_value_bool_true_matches_proto() -> None: + assert _encode_value(True).SerializeToString() == proto_encode_value(True).SerializeToString() + + +def test_encode_value_bool_false_matches_proto() -> None: + assert _encode_value(False).SerializeToString() == proto_encode_value(False).SerializeToString() + + +def test_encode_value_int_matches_proto() -> None: + assert _encode_value(42).SerializeToString() == proto_encode_value(42).SerializeToString() + + +def test_encode_value_negative_int_matches_proto() -> None: + assert _encode_value(-7).SerializeToString() == proto_encode_value(-7).SerializeToString() + + +def test_encode_value_float_matches_proto() -> None: + assert _encode_value(3.14).SerializeToString() == proto_encode_value(3.14).SerializeToString() + + +def test_encode_value_bytes_matches_proto() -> None: + assert _encode_value(b"\x01\x02\x03").SerializeToString() == proto_encode_value(b"\x01\x02\x03").SerializeToString() + + +def test_encode_value_list_matches_proto() -> None: + assert _encode_value([1, "a", True]).SerializeToString() == proto_encode_value([1, "a", True]).SerializeToString() + + +def test_encode_value_dict_matches_proto() -> None: + assert _encode_value({"k": "v", "n": 1}).SerializeToString() == proto_encode_value({"k": "v", "n": 1}).SerializeToString() + + +def test_encode_value_nested_matches_proto() -> None: + value = {"error": None, "tags": ["a", "b"], "count": 5} + assert _encode_value(value).SerializeToString() == proto_encode_value(value).SerializeToString() + + +# ── _encode_attributes ──────────────────────────────────────────────────────── + +def test_encode_attributes_empty_matches_proto() -> None: + our = _encode_attributes({}) + proto = proto_encode_attributes({}) + our_bytes = b"".join(kv.SerializeToString() for kv in our) + proto_bytes = b"".join(kv.SerializeToString() for kv in proto) + assert our_bytes == proto_bytes + + +def test_encode_attributes_with_values_matches_proto() -> None: + attrs = {"service.name": "my-service", "count": 5, "enabled": True, "ratio": 0.5} + our = _encode_attributes(attrs) + proto = proto_encode_attributes(attrs) + our_bytes = b"".join(kv.SerializeToString() for kv in our) + proto_bytes = b"".join(kv.SerializeToString() for kv in proto) + assert our_bytes == proto_bytes + + +def test_encode_attributes_none_matches_proto() -> None: + our = _encode_attributes(None) + proto = proto_encode_attributes(None) + assert our == proto == [] + + +# ── _encode_instrumentation_scope ───────────────────────────────────────────── + +def test_encode_instrumentation_scope_empty_matches_proto() -> None: + scope = InstrumentationScope(name="") + our = _encode_instrumentation_scope(scope) + proto = proto_encode_instrumentation_scope(scope) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_encode_instrumentation_scope_name_version_matches_proto() -> None: + scope = InstrumentationScope(name="mylib", version="1.2.3") + our = _encode_instrumentation_scope(scope) + proto = proto_encode_instrumentation_scope(scope) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_encode_instrumentation_scope_with_attributes_matches_proto() -> None: + scope = InstrumentationScope( + name="mylib", + version="2.0", + schema_url="https://example.com", + attributes={"env": "prod", "version": 2}, + ) + our = _encode_instrumentation_scope(scope) + proto = proto_encode_instrumentation_scope(scope) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_encode_instrumentation_scope_none_matches_proto() -> None: + our = _encode_instrumentation_scope(None) + proto = proto_encode_instrumentation_scope(None) + assert our.SerializeToString() == proto.SerializeToString() + + +# ── _encode_resource ────────────────────────────────────────────────────────── + +def test_encode_resource_empty_matches_proto() -> None: + resource = Resource({}) + our = _encode_resource(resource) + proto = proto_encode_resource(resource) + assert our.SerializeToString() == proto.SerializeToString() + + +def test_encode_resource_with_attributes_matches_proto() -> None: + resource = Resource({"service.name": "my-service", "host.name": "localhost", "pid": 1234}) + our = _encode_resource(resource) + proto = proto_encode_resource(resource) + assert our.SerializeToString() == proto.SerializeToString() From 642f19b6db47d56c944cd942486a517845daabdf Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:19:30 -0600 Subject: [PATCH 32/66] Add tests for pyproto-common trace encoder Tests prove that encode_spans() produces byte-identical output to the proto-common trace encoder for minimal spans, spans with attributes, events, links, and status, multiple resource groups, instrumentation scopes with attributes, and the full exhaustive six-span fixture. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/test_trace_encoder.py | 197 ++++++++++++++++++ 1 file changed, 197 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_trace_encoder.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_trace_encoder.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_trace_encoder.py new file mode 100644 index 00000000000..c793722ecf1 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_trace_encoder.py @@ -0,0 +1,197 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.exporter.otlp.proto.common.trace_encoder import ( + encode_spans as proto_encode_spans, +) +from opentelemetry.exporter.otlp.pyproto.common._internal.trace_encoder import ( + encode_spans as pyproto_encode_spans, +) +from opentelemetry.sdk.trace import Event as SDKEvent +from opentelemetry.sdk.trace import Resource as SDKResource +from opentelemetry.sdk.trace import SpanContext as SDKSpanContext +from opentelemetry.sdk.trace import _Span as SDKSpan +from opentelemetry.sdk.util.instrumentation import ( + InstrumentationScope as SDKInstrumentationScope, +) +from opentelemetry.trace import Link as SDKLink +from opentelemetry.trace import SpanKind as SDKSpanKind +from opentelemetry.trace import TraceFlags as SDKTraceFlags +from opentelemetry.trace.status import Status as SDKStatus +from opentelemetry.trace.status import StatusCode as SDKStatusCode + + +def _make_exhaustive_spans() -> list[SDKSpan]: + trace_id = 0x3E0C63257DE34C926F9EFCD03927272E + + base_time = 683647322 * 10**9 + start_times = ( + base_time, + base_time + 150 * 10**6, + base_time + 300 * 10**6, + base_time + 400 * 10**6, + base_time + 500 * 10**6, + base_time + 600 * 10**6, + ) + end_times = ( + start_times[0] + (50 * 10**6), + start_times[1] + (100 * 10**6), + start_times[2] + (200 * 10**6), + start_times[3] + (300 * 10**6), + start_times[4] + (400 * 10**6), + start_times[5] + (500 * 10**6), + ) + + parent_span_context = SDKSpanContext( + trace_id, 0x1111111111111111, is_remote=True + ) + other_context = SDKSpanContext( + trace_id, 0x2222222222222222, is_remote=False + ) + + span1 = SDKSpan( + name="test-span-1", + context=SDKSpanContext( + trace_id, + 0x34BF92DEEFC58C92, + is_remote=False, + trace_flags=SDKTraceFlags(SDKTraceFlags.SAMPLED), + ), + parent=parent_span_context, + events=( + SDKEvent( + name="event0", + timestamp=base_time + 50 * 10**6, + attributes={ + "annotation_bool": True, + "annotation_string": "annotation_test", + "key_float": 0.3, + }, + ), + ), + links=( + SDKLink(context=other_context, attributes={"key_bool": True}), + ), + resource=SDKResource({}, "resource_schema_url"), + ) + span1.start(start_time=start_times[0]) + span1.set_attribute("key_bool", False) + span1.set_attribute("key_string", "hello_world") + span1.set_attribute("key_float", 111.22) + span1.set_status(SDKStatus(SDKStatusCode.ERROR, "Example description")) + span1.end(end_time=end_times[0]) + + span2 = SDKSpan( + name="test-span-2", + context=parent_span_context, + parent=None, + resource=SDKResource(attributes={"key_resource": "some_resource"}), + ) + span2.start(start_time=start_times[1]) + span2.end(end_time=end_times[1]) + + span3 = SDKSpan( + name="test-span-3", + context=other_context, + parent=None, + resource=SDKResource(attributes={"key_resource": "some_resource"}), + ) + span3.start(start_time=start_times[2]) + span3.set_attribute("key_string", "hello_world") + span3.end(end_time=end_times[2]) + + span4 = SDKSpan( + name="test-span-4", + context=other_context, + parent=None, + resource=SDKResource({}, "resource_schema_url"), + instrumentation_scope=SDKInstrumentationScope( + name="name", version="version" + ), + ) + span4.start(start_time=start_times[3]) + span4.end(end_time=end_times[3]) + + span5 = SDKSpan( + name="test-span-5", + context=other_context, + parent=None, + resource=SDKResource( + attributes={"key_resource": "another_resource"}, + schema_url="resource_schema_url", + ), + instrumentation_scope=SDKInstrumentationScope( + name="scope_1_name", + version="scope_1_version", + schema_url="scope_1_schema_url", + ), + ) + span5.start(start_time=start_times[4]) + span5.end(end_time=end_times[4]) + + span6 = SDKSpan( + name="test-span-6", + context=other_context, + parent=None, + resource=SDKResource( + attributes={"key_resource": "another_resource"}, + schema_url="resource_schema_url", + ), + instrumentation_scope=SDKInstrumentationScope( + name="scope_2_name", + version="scope_2_version", + schema_url="scope_2_schema_url", + attributes={"one": "1", "two": 2}, + ), + ) + span6.start(start_time=start_times[5]) + span6.end(end_time=end_times[5]) + + return [span1, span2, span3, span4, span5, span6] + + +def test_encode_spans_single_minimal() -> None: + span = SDKSpan( + name="hello", + context=SDKSpanContext( + 0x3E0C63257DE34C926F9EFCD03927272E, + 0x34BF92DEEFC58C92, + is_remote=False, + trace_flags=SDKTraceFlags(SDKTraceFlags.SAMPLED), + ), + parent=None, + resource=SDKResource({}), + ) + span.start(start_time=1_000_000_000) + span.end(end_time=2_000_000_000) + spans = [span] + assert pyproto_encode_spans(spans).SerializeToString() == proto_encode_spans(spans).SerializeToString() + + +def test_encode_spans_with_attributes_and_status() -> None: + spans = _make_exhaustive_spans()[:1] # span1 has attributes, events, links, status + assert pyproto_encode_spans(spans).SerializeToString() == proto_encode_spans(spans).SerializeToString() + + +def test_encode_spans_multiple_resources() -> None: + spans = _make_exhaustive_spans() + assert pyproto_encode_spans(spans).SerializeToString() == proto_encode_spans(spans).SerializeToString() + + +def test_encode_spans_with_instrumentation_scope() -> None: + spans = _make_exhaustive_spans()[3:4] # span4 has instrumentation scope + assert pyproto_encode_spans(spans).SerializeToString() == proto_encode_spans(spans).SerializeToString() + + +def test_encode_spans_with_scope_attributes() -> None: + spans = _make_exhaustive_spans()[5:6] # span6 has scope with attributes + assert pyproto_encode_spans(spans).SerializeToString() == proto_encode_spans(spans).SerializeToString() + + +def test_encode_spans_empty_list() -> None: + assert pyproto_encode_spans([]).SerializeToString() == proto_encode_spans([]).SerializeToString() + + +def test_encode_spans_exhaustive_matches_proto() -> None: + spans = _make_exhaustive_spans() + assert pyproto_encode_spans(spans).SerializeToString() == proto_encode_spans(spans).SerializeToString() From 5b3808f71ac5cfc052d10a3563702bb5d1572a43 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:20:12 -0600 Subject: [PATCH 33/66] Add tests for pyproto-common log encoder Tests prove that encode_logs() produces byte-identical output to the proto-common log encoder for basic logs, logs without instrumentation scope, logs with scope attributes, logs with dropped attributes, multiple resource groups, empty batches, and logs without trace context. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/test_log_encoder.py | 162 ++++++++++++++++++ 1 file changed, 162 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_log_encoder.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_log_encoder.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_log_encoder.py new file mode 100644 index 00000000000..5a90938a249 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_log_encoder.py @@ -0,0 +1,162 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry._logs import LogRecord, SeverityNumber +from opentelemetry.exporter.otlp.proto.common._log_encoder import ( + encode_logs as proto_encode_logs, +) +from opentelemetry.exporter.otlp.pyproto.common._internal._log_encoder import ( + encode_logs as pyproto_encode_logs, +) +from opentelemetry.sdk._logs import LogRecordLimits, ReadWriteLogRecord +from opentelemetry.sdk.resources import Resource as SDKResource +from opentelemetry.sdk.util.instrumentation import InstrumentationScope +from opentelemetry.trace import ( + NonRecordingSpan, + SpanContext, + TraceFlags, + set_span_in_context, +) + +_CONTEXT = set_span_in_context( + NonRecordingSpan( + SpanContext( + 89564621134313219400156819398935297684, + 1312458408527513268, + False, + TraceFlags(0x01), + ) + ) +) + + +def _make_basic_log() -> ReadWriteLogRecord: + return ReadWriteLogRecord( + LogRecord( + timestamp=1644650195189786880, + observed_timestamp=1644650195189786881, + context=_CONTEXT, + severity_text="WARN", + severity_number=SeverityNumber.WARN, + body="Do not go gentle into that good night.", + attributes={"a": 1, "b": "c"}, + ), + resource=SDKResource( + {"first_resource": "value"}, + "resource_schema_url", + ), + instrumentation_scope=InstrumentationScope( + "first_name", "first_version" + ), + ) + + +def test_encode_logs_basic_matches_proto() -> None: + logs = [_make_basic_log()] + assert pyproto_encode_logs(logs).SerializeToString() == proto_encode_logs(logs).SerializeToString() + + +def test_encode_logs_no_instrumentation_scope_matches_proto() -> None: + log = ReadWriteLogRecord( + LogRecord( + timestamp=1644650427658989056, + observed_timestamp=1644650427658989057, + context=_CONTEXT, + severity_text="DEBUG", + severity_number=SeverityNumber.DEBUG, + body={"error": None, "array_with_nones": [1, None, 2]}, + attributes={"a": 1, "b": "c"}, + ), + resource=SDKResource({"second_resource": "CASE"}), + instrumentation_scope=None, + ) + logs = [log] + assert pyproto_encode_logs(logs).SerializeToString() == proto_encode_logs(logs).SerializeToString() + + +def test_encode_logs_empty_resource_with_scope_attributes_matches_proto() -> None: + log = ReadWriteLogRecord( + LogRecord( + timestamp=1644650584292683033, + observed_timestamp=1644650584292683033, + context=_CONTEXT, + severity_text="FATAL", + severity_number=SeverityNumber.FATAL, + body="This instrumentation scope has a schema url and attributes", + attributes={ + "extended": { + "sequence": [{"inner": "mapping", "none": None}] + } + }, + ), + resource=SDKResource({}), + instrumentation_scope=InstrumentationScope( + "scope_with_attributes", + "scope_with_attributes_version", + "instrumentation_schema_url", + {"one": 1, "two": "2"}, + ), + ) + logs = [log] + assert pyproto_encode_logs(logs).SerializeToString() == proto_encode_logs(logs).SerializeToString() + + +def test_encode_logs_dropped_attributes_matches_proto() -> None: + log = ReadWriteLogRecord( + LogRecord( + timestamp=1644650195189786880, + context=_CONTEXT, + severity_text="WARN", + severity_number=SeverityNumber.WARN, + body="message with dropped attributes", + attributes={"a": 1, "b": "c", "user_id": "B121092"}, + ), + resource=SDKResource({"first_resource": "value"}), + limits=LogRecordLimits(max_attributes=1), + instrumentation_scope=InstrumentationScope( + "first_name", "first_version" + ), + ) + logs = [log] + assert pyproto_encode_logs(logs).SerializeToString() == proto_encode_logs(logs).SerializeToString() + + +def test_encode_logs_multiple_resources_matches_proto() -> None: + log1 = _make_basic_log() + log2 = ReadWriteLogRecord( + LogRecord( + timestamp=1644650249738562048, + observed_timestamp=1644650249738562049, + context=_CONTEXT, + severity_text="ERROR", + severity_number=SeverityNumber.ERROR, + body="second log", + ), + resource=SDKResource({"second_resource": "value2"}), + instrumentation_scope=InstrumentationScope( + "second_name", "second_version" + ), + ) + logs = [log1, log2] + assert pyproto_encode_logs(logs).SerializeToString() == proto_encode_logs(logs).SerializeToString() + + +def test_encode_logs_empty_list_matches_proto() -> None: + assert pyproto_encode_logs([]).SerializeToString() == proto_encode_logs([]).SerializeToString() + + +def test_encode_logs_no_trace_context_matches_proto() -> None: + no_context = set_span_in_context(NonRecordingSpan(SpanContext(0, 0, False))) + log = ReadWriteLogRecord( + LogRecord( + timestamp=1644650195189786880, + context=no_context, + severity_text="INFO", + severity_number=SeverityNumber.INFO, + body="no trace context", + ), + resource=SDKResource({}), + instrumentation_scope=None, + ) + logs = [log] + assert pyproto_encode_logs(logs).SerializeToString() == proto_encode_logs(logs).SerializeToString() From 6eb7277d2753cacaaa5c92e6acc3211eccb4938e Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:21:15 -0600 Subject: [PATCH 34/66] Add tests for pyproto-common metrics encoder Tests prove that encode_metrics() produces byte-identical output to the proto-common metrics encoder for gauge (int and double), sum (int, double, delta, cumulative, monotonic), histogram with and without exemplars, exponential histogram, multiple metrics and resource groups, and empty data. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/test_metrics_encoder.py | 332 ++++++++++++++++++ 1 file changed, 332 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_metrics_encoder.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_metrics_encoder.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_metrics_encoder.py new file mode 100644 index 00000000000..42fbd156f4d --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/tests/test_metrics_encoder.py @@ -0,0 +1,332 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.exporter.otlp.proto.common.metrics_encoder import ( + encode_metrics as proto_encode_metrics, +) +from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import ( + encode_metrics as pyproto_encode_metrics, +) +from opentelemetry.sdk.metrics import Exemplar +from opentelemetry.sdk.metrics.export import ( + AggregationTemporality, + Buckets, + ExponentialHistogramDataPoint, + HistogramDataPoint, + Metric, + MetricsData, + ResourceMetrics, + ScopeMetrics, +) +from opentelemetry.sdk.metrics.export import ( + ExponentialHistogram as ExponentialHistogramType, +) +from opentelemetry.sdk.metrics.export import Histogram as HistogramType +from opentelemetry.sdk.metrics.export import Gauge as SDKGauge +from opentelemetry.sdk.metrics.export import Sum as SDKSum +from opentelemetry.sdk.metrics.export import NumberDataPoint +from opentelemetry.sdk.resources import Resource +from opentelemetry.sdk.util.instrumentation import ( + InstrumentationScope as SDKInstrumentationScope, +) + + +_SPAN_ID = int("6e0c63257de34c92", 16) +_TRACE_ID = int("d4cda95b652f4a1592b449d5929fda1b", 16) + + +def _wrap(metric: Metric) -> MetricsData: + return MetricsData( + resource_metrics=[ + ResourceMetrics( + resource=Resource({"service.name": "test"}), + scope_metrics=[ + ScopeMetrics( + scope=SDKInstrumentationScope("test_scope", "1.0"), + metrics=[metric], + schema_url="", + ) + ], + schema_url="", + ) + ] + ) + + +# ── Gauge ───────────────────────────────────────────────────────────────────── + +def test_encode_gauge_int_matches_proto() -> None: + data = _wrap(Metric( + name="my.gauge", + description="A gauge", + unit="1", + data=SDKGauge(data_points=[ + NumberDataPoint( + attributes={"host": "localhost"}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=42, + exemplars=[], + ) + ]), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +def test_encode_gauge_double_matches_proto() -> None: + data = _wrap(Metric( + name="my.gauge.double", + description="", + unit="s", + data=SDKGauge(data_points=[ + NumberDataPoint( + attributes={"env": "prod"}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=3.14, + exemplars=[], + ) + ]), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +def test_encode_gauge_with_exemplar_matches_proto() -> None: + data = _wrap(Metric( + name="gauge.exemplar", + description="", + unit="1", + data=SDKGauge(data_points=[ + NumberDataPoint( + attributes={}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=100.0, + exemplars=[ + Exemplar( + {"filtered": "yes"}, + 50.0, + 1641946016139533400, + _SPAN_ID, + _TRACE_ID, + ) + ], + ) + ]), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +# ── Sum ─────────────────────────────────────────────────────────────────────── + +def test_encode_sum_int_matches_proto() -> None: + data = _wrap(Metric( + name="my.counter", + description="A counter", + unit="1", + data=SDKSum( + data_points=[ + NumberDataPoint( + attributes={"a": 1, "b": False}, + start_time_unix_nano=1641946016139533000, + time_unix_nano=1641946016139533244, + value=10, + exemplars=[], + ) + ], + aggregation_temporality=AggregationTemporality.CUMULATIVE, + is_monotonic=True, + ), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +def test_encode_sum_double_delta_matches_proto() -> None: + data = _wrap(Metric( + name="my.updown", + description="", + unit="By", + data=SDKSum( + data_points=[ + NumberDataPoint( + attributes={"direction": "in"}, + start_time_unix_nano=1641946016139533000, + time_unix_nano=1641946016139533244, + value=2.5, + exemplars=[], + ) + ], + aggregation_temporality=AggregationTemporality.DELTA, + is_monotonic=False, + ), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +# ── Histogram ───────────────────────────────────────────────────────────────── + +def test_encode_histogram_matches_proto() -> None: + data = _wrap(Metric( + name="my.histogram", + description="A histogram", + unit="s", + data=HistogramType( + data_points=[ + HistogramDataPoint( + attributes={"a": 1, "b": True}, + start_time_unix_nano=1641946016139533244, + time_unix_nano=1641946016139533244, + exemplars=[ + Exemplar( + {"filtered": "banana"}, + 298.0, + 1641946016139533400, + _SPAN_ID, + _TRACE_ID, + ), + Exemplar( + {"filtered": "banana"}, + 298.0, + 1641946016139533400, + None, + None, + ), + ], + count=5, + sum=67, + bucket_counts=[1, 4], + explicit_bounds=[10.0, 20.0], + min=8, + max=18, + ) + ], + aggregation_temporality=AggregationTemporality.DELTA, + ), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +def test_encode_histogram_no_exemplars_matches_proto() -> None: + data = _wrap(Metric( + name="simple.histogram", + description="", + unit="ms", + data=HistogramType( + data_points=[ + HistogramDataPoint( + attributes={"region": "us-east"}, + start_time_unix_nano=1641946016000000000, + time_unix_nano=1641946016139533244, + exemplars=[], + count=10, + sum=500.0, + bucket_counts=[2, 3, 5], + explicit_bounds=[100.0, 200.0], + min=10.0, + max=200.0, + ) + ], + aggregation_temporality=AggregationTemporality.CUMULATIVE, + ), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +# ── ExponentialHistogram ────────────────────────────────────────────────────── + +def test_encode_exponential_histogram_matches_proto() -> None: + data = _wrap(Metric( + name="exp.histogram", + description="", + unit="1", + data=ExponentialHistogramType( + data_points=[ + ExponentialHistogramDataPoint( + attributes={"host": "node1"}, + start_time_unix_nano=1641946016000000000, + time_unix_nano=1641946016139533244, + exemplars=[], + count=8, + sum=100.0, + scale=2, + zero_count=1, + positive=Buckets(offset=1, bucket_counts=[3, 4]), + negative=Buckets(offset=-1, bucket_counts=[1]), + flags=0, + min=1.0, + max=50.0, + ) + ], + aggregation_temporality=AggregationTemporality.DELTA, + ), + )) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +# ── Multiple metrics and resources ──────────────────────────────────────────── + +def test_encode_multiple_metrics_matches_proto() -> None: + gauge_metric = Metric( + name="gauge", + description="", + unit="1", + data=SDKGauge(data_points=[ + NumberDataPoint( + attributes={}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=1, + exemplars=[], + ) + ]), + ) + counter_metric = Metric( + name="counter", + description="", + unit="1", + data=SDKSum( + data_points=[ + NumberDataPoint( + attributes={}, + start_time_unix_nano=1641946016000000000, + time_unix_nano=1641946016139533244, + value=5, + exemplars=[], + ) + ], + aggregation_temporality=AggregationTemporality.CUMULATIVE, + is_monotonic=True, + ), + ) + data = MetricsData( + resource_metrics=[ + ResourceMetrics( + resource=Resource({"service.name": "svc-a"}), + scope_metrics=[ + ScopeMetrics( + scope=SDKInstrumentationScope("lib_a", "1.0"), + metrics=[gauge_metric, counter_metric], + schema_url="", + ) + ], + schema_url="", + ), + ResourceMetrics( + resource=Resource({"service.name": "svc-b"}), + scope_metrics=[ + ScopeMetrics( + scope=SDKInstrumentationScope("lib_b", "2.0"), + metrics=[gauge_metric], + schema_url="", + ) + ], + schema_url="resource_schema_url", + ), + ] + ) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() + + +def test_encode_metrics_empty_matches_proto() -> None: + data = MetricsData(resource_metrics=[]) + assert pyproto_encode_metrics(data).SerializeToString() == proto_encode_metrics(data).SerializeToString() From 8e78a80999646ad4aee002b938ef4e0c3fbdf057 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:43:34 -0600 Subject: [PATCH 35/66] Add dev dependency group to pyproto-http for testing Co-Authored-By: Claude Sonnet 4.6 --- .../pyproject.toml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml index 44c7144563a..91f7631f22e 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml @@ -25,6 +25,22 @@ otlp_pyproto_http = "opentelemetry.exporter.otlp.pyproto.http.metric_exporter:OT [project.entry-points.opentelemetry_logs_exporter] otlp_pyproto_http = "opentelemetry.exporter.otlp.pyproto.http._log_exporter:OTLPLogExporter" +[dependency-groups] +dev = [ + "opentelemetry-proto == 1.43.0.dev", + "opentelemetry-exporter-otlp-proto-common == 1.43.0.dev", + "opentelemetry-exporter-otlp-proto-http == 1.43.0.dev", + "opentelemetry-test-utils == 1.43.0.dev", + "protobuf>=5.0", + "pytest>=7.0", +] + +[tool.uv.sources] +opentelemetry-proto = { workspace = true } +opentelemetry-exporter-otlp-proto-common = { workspace = true } +opentelemetry-exporter-otlp-proto-http = { workspace = true } +opentelemetry-test-utils = { workspace = true } + [tool.hatch.version] path = "src/opentelemetry/exporter/otlp/pyproto/http/version/__init__.py" From 3c00c17d8064d24a232a982a18b2b52023655986 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:43:58 -0600 Subject: [PATCH 36/66] Add tests for pyproto/http __init__ (Compression, headers) Co-Authored-By: Claude Sonnet 4.6 --- .../otlp/pyproto/http/test___init__.py | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/test___init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/test___init__.py new file mode 100644 index 00000000000..7ffda58510c --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/test___init__.py @@ -0,0 +1,25 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.exporter.otlp.pyproto.http import Compression, _OTLP_HTTP_HEADERS +from opentelemetry.exporter.otlp.pyproto.http.version import __version__ + + +def test_compression_no_compression_value(): + assert Compression.NoCompression.value == "none" + + +def test_compression_deflate_value(): + assert Compression.Deflate.value == "deflate" + + +def test_compression_gzip_value(): + assert Compression.Gzip.value == "gzip" + + +def test_otlp_http_headers_content_type(): + assert _OTLP_HTTP_HEADERS["Content-Type"] == "application/x-protobuf" + + +def test_otlp_http_headers_user_agent(): + assert _OTLP_HTTP_HEADERS["User-Agent"] == f"OTel-OTLP-Exporter-Python/{__version__}" From 509d2449209bb5ed7da54fb339ae12f249e17945 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:44:25 -0600 Subject: [PATCH 37/66] Add tests for pyproto/http/_common (_is_retryable, _load_session_from_envvar) Co-Authored-By: Claude Sonnet 4.6 --- .../pyproto/http/_common/test___init__.py | 87 +++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py new file mode 100644 index 00000000000..b0ae44d85b6 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py @@ -0,0 +1,87 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from unittest.mock import Mock, patch + +import pytest +from requests import Session + +from opentelemetry.exporter.otlp.pyproto.http._common import ( + _is_retryable, + _load_session_from_envvar, +) + + +# ── _is_retryable ───────────────────────────────────────────────────────────── + +def test_is_retryable_408(): + assert _is_retryable(Mock(status_code=408)) is True + + +def test_is_retryable_500(): + assert _is_retryable(Mock(status_code=500)) is True + + +def test_is_retryable_503(): + assert _is_retryable(Mock(status_code=503)) is True + + +def test_is_retryable_599(): + assert _is_retryable(Mock(status_code=599)) is True + + +def test_is_retryable_200(): + assert _is_retryable(Mock(status_code=200)) is False + + +def test_is_retryable_404(): + assert _is_retryable(Mock(status_code=404)) is False + + +def test_is_retryable_400(): + assert _is_retryable(Mock(status_code=400)) is False + + +# ── _load_session_from_envvar ───────────────────────────────────────────────── + +_CRED_ENVVAR = "OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER" +_GENERIC_ENVVAR = "OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER" + + +def test_load_session_returns_none_when_no_env_var(): + with patch.dict("os.environ", {}, clear=True): + result = _load_session_from_envvar(_CRED_ENVVAR) + assert result is None + + +def test_load_session_raises_on_unknown_provider(): + with patch.dict("os.environ", {_GENERIC_ENVVAR: "nonexistent_provider"}): + with pytest.raises(RuntimeError, match="not found in entry point"): + _load_session_from_envvar(_CRED_ENVVAR) + + +def test_load_session_returns_session_from_provider(): + mock_session = Session() + mock_ep = Mock() + mock_ep.load.return_value = lambda: mock_session + + with patch.dict("os.environ", {_GENERIC_ENVVAR: "my_provider"}): + with patch( + "opentelemetry.exporter.otlp.pyproto.http._common.entry_points", + return_value=iter([mock_ep]), + ): + result = _load_session_from_envvar(_CRED_ENVVAR) + assert result is mock_session + + +def test_load_session_raises_if_provider_returns_non_session(): + mock_ep = Mock() + mock_ep.load.return_value = lambda: "not-a-session" + + with patch.dict("os.environ", {_GENERIC_ENVVAR: "bad_provider"}): + with patch( + "opentelemetry.exporter.otlp.pyproto.http._common.entry_points", + return_value=iter([mock_ep]), + ): + with pytest.raises(RuntimeError, match="must be of type"): + _load_session_from_envvar(_CRED_ENVVAR) From 1ee216005acaa313faf5450c381ad98c4c1a4603 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:45:12 -0600 Subject: [PATCH 38/66] Add tests for pyproto/http/trace_exporter (OTLPSpanExporter, _append_trace_path) Co-Authored-By: Claude Sonnet 4.6 --- .../http/trace_exporter/test___init__.py | 230 ++++++++++++++++++ 1 file changed, 230 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py new file mode 100644 index 00000000000..1f12847bb17 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py @@ -0,0 +1,230 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from unittest.mock import Mock, patch + +from requests import Session +from requests.exceptions import ConnectionError + +from opentelemetry.exporter.otlp.pyproto.http import Compression +from opentelemetry.exporter.otlp.pyproto.http.trace_exporter import ( + DEFAULT_ENDPOINT, + DEFAULT_TIMEOUT, + DEFAULT_TRACES_EXPORT_PATH, + OTLPSpanExporter, + _append_trace_path, +) +from opentelemetry.sdk.trace.export import SpanExportResult + +_UNIFORM = "opentelemetry.exporter.otlp.pyproto.http.trace_exporter.uniform" + + +def _ok(): + return Mock(ok=True, status_code=200) + + +def _503(): + return Mock(ok=False, status_code=503, reason="Service Unavailable") + + +def _404(): + return Mock(ok=False, status_code=404, reason="Not Found") + + +class TestOTLPSpanExporter(unittest.TestCase): + + # ── constructor ─────────────────────────────────────────────────────────── + + def test_constructor_defaults(self): + exporter = OTLPSpanExporter() + self.assertEqual( + exporter._endpoint, + DEFAULT_ENDPOINT + DEFAULT_TRACES_EXPORT_PATH, + ) + self.assertEqual(exporter._timeout, DEFAULT_TIMEOUT) + self.assertEqual(exporter._compression, Compression.NoCompression) + self.assertIsInstance(exporter._session, Session) + self.assertEqual( + exporter._session.headers["Content-Type"], "application/x-protobuf" + ) + self.assertFalse(exporter._shutdown) + exporter.shutdown() + + def test_generic_endpoint_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_ENDPOINT": "http://collector:4318"}): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._endpoint, "http://collector:4318/v1/traces") + exporter.shutdown() + + def test_traces_endpoint_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_ENDPOINT": "http://generic:4318", + "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT": "http://traces:4318/v1/traces", + }): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._endpoint, "http://traces:4318/v1/traces") + exporter.shutdown() + + def test_constructor_arg_overrides_env(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT": "http://env:4318/v1/traces", + }): + exporter = OTLPSpanExporter(endpoint="http://arg:4318/v1/traces") + self.assertEqual(exporter._endpoint, "http://arg:4318/v1/traces") + exporter.shutdown() + + def test_timeout_generic_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TIMEOUT": "20"}): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._timeout, 20.0) + exporter.shutdown() + + def test_timeout_traces_env_var_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TIMEOUT": "20", + "OTEL_EXPORTER_OTLP_TRACES_TIMEOUT": "5", + }): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._timeout, 5.0) + exporter.shutdown() + + def test_timeout_arg_overrides_env(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TRACES_TIMEOUT": "99"}): + exporter = OTLPSpanExporter(timeout=3) + self.assertEqual(exporter._timeout, 3) + exporter.shutdown() + + def test_compression_env_var_gzip(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._compression, Compression.Gzip) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + exporter.shutdown() + + def test_compression_env_var_deflate(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "deflate"}): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._compression, Compression.Deflate) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "deflate") + exporter.shutdown() + + def test_compression_traces_env_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_COMPRESSION": "gzip", + "OTEL_EXPORTER_OTLP_TRACES_COMPRESSION": "deflate", + }): + exporter = OTLPSpanExporter() + self.assertEqual(exporter._compression, Compression.Deflate) + exporter.shutdown() + + def test_compression_arg_gzip(self): + exporter = OTLPSpanExporter(compression=Compression.Gzip) + self.assertEqual(exporter._compression, Compression.Gzip) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + exporter.shutdown() + + def test_no_compression_header_for_none_compression(self): + exporter = OTLPSpanExporter(compression=Compression.NoCompression) + self.assertNotIn("Content-Encoding", exporter._session.headers) + exporter.shutdown() + + def test_custom_session_used(self): + custom_session = Session() + exporter = OTLPSpanExporter(session=custom_session) + self.assertIs(exporter._session, custom_session) + exporter.shutdown() + + # ── export ──────────────────────────────────────────────────────────────── + + def test_export_success(self): + exporter = OTLPSpanExporter() + with patch.object(exporter._session, "post", return_value=_ok()): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.SUCCESS) + exporter.shutdown() + + def test_export_after_shutdown_returns_failure(self): + exporter = OTLPSpanExporter() + exporter.shutdown() + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + + def test_export_non_retryable_failure(self): + exporter = OTLPSpanExporter() + with patch.object(exporter._session, "post", return_value=_404()): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_export_retry_then_deadline_exceeded(self): + # backoff(100) > remaining timeout(0.01) → exits on first retry + exporter = OTLPSpanExporter(timeout=0.01) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=100.0): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_export_max_retries_exhausted(self): + exporter = OTLPSpanExporter(timeout=100) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=0.0001): + with patch.object(exporter._shutdown_in_progress, "wait", return_value=False): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_shutdown_interrupts_retry(self): + exporter = OTLPSpanExporter(timeout=100) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=0.0001): + with patch.object(exporter._shutdown_in_progress, "wait", return_value=True): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_connection_error_is_retryable(self): + # ConnectionError from _export goes into the retry path; deadline kills it fast. + exporter = OTLPSpanExporter(timeout=0.01) + with patch.object(exporter, "_export", side_effect=ConnectionError("refused")): + with patch(_UNIFORM, return_value=100.0): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + # ── shutdown ────────────────────────────────────────────────────────────── + + def test_shutdown_sets_flag(self): + exporter = OTLPSpanExporter() + self.assertFalse(exporter._shutdown) + exporter.shutdown() + self.assertTrue(exporter._shutdown) + + def test_shutdown_twice_logs_warning(self): + exporter = OTLPSpanExporter() + exporter.shutdown() + with self.assertLogs(level="WARNING") as cm: + exporter.shutdown() + self.assertTrue(any("already shutdown" in msg for msg in cm.output)) + + def test_force_flush_returns_true(self): + exporter = OTLPSpanExporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + +class TestAppendTracePath(unittest.TestCase): + def test_with_trailing_slash(self): + self.assertEqual( + _append_trace_path("http://localhost:4318/"), + "http://localhost:4318/v1/traces", + ) + + def test_without_trailing_slash(self): + self.assertEqual( + _append_trace_path("http://localhost:4318"), + "http://localhost:4318/v1/traces", + ) From ad33341943036f5efbe715f3ac3632102138214d Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:45:57 -0600 Subject: [PATCH 39/66] Add tests for pyproto/http/_log_exporter (OTLPLogExporter, _append_logs_path) Co-Authored-By: Claude Sonnet 4.6 --- .../http/_log_exporter/test___init__.py | 228 ++++++++++++++++++ 1 file changed, 228 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py new file mode 100644 index 00000000000..c95d16c188f --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py @@ -0,0 +1,228 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from unittest.mock import Mock, patch + +from requests import Session +from requests.exceptions import ConnectionError + +from opentelemetry.exporter.otlp.pyproto.http import Compression +from opentelemetry.exporter.otlp.pyproto.http._log_exporter import ( + DEFAULT_ENDPOINT, + DEFAULT_LOGS_EXPORT_PATH, + DEFAULT_TIMEOUT, + OTLPLogExporter, + _append_logs_path, +) +from opentelemetry.sdk._logs.export import LogRecordExportResult + +_UNIFORM = "opentelemetry.exporter.otlp.pyproto.http._log_exporter.uniform" + + +def _ok(): + return Mock(ok=True, status_code=200) + + +def _503(): + return Mock(ok=False, status_code=503, reason="Service Unavailable") + + +def _404(): + return Mock(ok=False, status_code=404, reason="Not Found") + + +class TestOTLPLogExporter(unittest.TestCase): + + # ── constructor ─────────────────────────────────────────────────────────── + + def test_constructor_defaults(self): + exporter = OTLPLogExporter() + self.assertEqual( + exporter._endpoint, + DEFAULT_ENDPOINT + DEFAULT_LOGS_EXPORT_PATH, + ) + self.assertEqual(exporter._timeout, DEFAULT_TIMEOUT) + self.assertEqual(exporter._compression, Compression.NoCompression) + self.assertIsInstance(exporter._session, Session) + self.assertEqual( + exporter._session.headers["Content-Type"], "application/x-protobuf" + ) + self.assertFalse(exporter._shutdown) + exporter.shutdown() + + def test_generic_endpoint_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_ENDPOINT": "http://collector:4318"}): + exporter = OTLPLogExporter() + self.assertEqual(exporter._endpoint, "http://collector:4318/v1/logs") + exporter.shutdown() + + def test_logs_endpoint_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_ENDPOINT": "http://generic:4318", + "OTEL_EXPORTER_OTLP_LOGS_ENDPOINT": "http://logs:4318/v1/logs", + }): + exporter = OTLPLogExporter() + self.assertEqual(exporter._endpoint, "http://logs:4318/v1/logs") + exporter.shutdown() + + def test_constructor_arg_overrides_env(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_LOGS_ENDPOINT": "http://env:4318/v1/logs", + }): + exporter = OTLPLogExporter(endpoint="http://arg:4318/v1/logs") + self.assertEqual(exporter._endpoint, "http://arg:4318/v1/logs") + exporter.shutdown() + + def test_timeout_generic_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TIMEOUT": "20"}): + exporter = OTLPLogExporter() + self.assertEqual(exporter._timeout, 20.0) + exporter.shutdown() + + def test_timeout_logs_env_var_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TIMEOUT": "20", + "OTEL_EXPORTER_OTLP_LOGS_TIMEOUT": "5", + }): + exporter = OTLPLogExporter() + self.assertEqual(exporter._timeout, 5.0) + exporter.shutdown() + + def test_timeout_arg_overrides_env(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_LOGS_TIMEOUT": "99"}): + exporter = OTLPLogExporter(timeout=3) + self.assertEqual(exporter._timeout, 3) + exporter.shutdown() + + def test_compression_env_var_gzip(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): + exporter = OTLPLogExporter() + self.assertEqual(exporter._compression, Compression.Gzip) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + exporter.shutdown() + + def test_compression_env_var_deflate(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "deflate"}): + exporter = OTLPLogExporter() + self.assertEqual(exporter._compression, Compression.Deflate) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "deflate") + exporter.shutdown() + + def test_compression_logs_env_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_COMPRESSION": "gzip", + "OTEL_EXPORTER_OTLP_LOGS_COMPRESSION": "deflate", + }): + exporter = OTLPLogExporter() + self.assertEqual(exporter._compression, Compression.Deflate) + exporter.shutdown() + + def test_compression_arg_gzip(self): + exporter = OTLPLogExporter(compression=Compression.Gzip) + self.assertEqual(exporter._compression, Compression.Gzip) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + exporter.shutdown() + + def test_no_compression_header_for_none_compression(self): + exporter = OTLPLogExporter(compression=Compression.NoCompression) + self.assertNotIn("Content-Encoding", exporter._session.headers) + exporter.shutdown() + + def test_custom_session_used(self): + custom_session = Session() + exporter = OTLPLogExporter(session=custom_session) + self.assertIs(exporter._session, custom_session) + exporter.shutdown() + + # ── export ──────────────────────────────────────────────────────────────── + + def test_export_success(self): + exporter = OTLPLogExporter() + with patch.object(exporter._session, "post", return_value=_ok()): + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.SUCCESS) + exporter.shutdown() + + def test_export_after_shutdown_returns_failure(self): + exporter = OTLPLogExporter() + exporter.shutdown() + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + + def test_export_non_retryable_failure(self): + exporter = OTLPLogExporter() + with patch.object(exporter._session, "post", return_value=_404()): + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + exporter.shutdown() + + def test_export_retry_then_deadline_exceeded(self): + exporter = OTLPLogExporter(timeout=0.01) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=100.0): + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + exporter.shutdown() + + def test_export_max_retries_exhausted(self): + exporter = OTLPLogExporter(timeout=100) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=0.0001): + with patch.object(exporter._shutdown_is_occuring, "wait", return_value=False): + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + exporter.shutdown() + + def test_shutdown_interrupts_retry(self): + exporter = OTLPLogExporter(timeout=100) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=0.0001): + with patch.object(exporter._shutdown_is_occuring, "wait", return_value=True): + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + exporter.shutdown() + + def test_connection_error_is_retryable(self): + exporter = OTLPLogExporter(timeout=0.01) + with patch.object(exporter, "_export", side_effect=ConnectionError("refused")): + with patch(_UNIFORM, return_value=100.0): + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + exporter.shutdown() + + # ── shutdown ────────────────────────────────────────────────────────────── + + def test_shutdown_sets_flag(self): + exporter = OTLPLogExporter() + self.assertFalse(exporter._shutdown) + exporter.shutdown() + self.assertTrue(exporter._shutdown) + + def test_shutdown_twice_logs_warning(self): + exporter = OTLPLogExporter() + exporter.shutdown() + with self.assertLogs(level="WARNING") as cm: + exporter.shutdown() + self.assertTrue(any("already shutdown" in msg for msg in cm.output)) + + def test_force_flush_returns_true(self): + exporter = OTLPLogExporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + +class TestAppendLogsPath(unittest.TestCase): + def test_with_trailing_slash(self): + self.assertEqual( + _append_logs_path("http://localhost:4318/"), + "http://localhost:4318/v1/logs", + ) + + def test_without_trailing_slash(self): + self.assertEqual( + _append_logs_path("http://localhost:4318"), + "http://localhost:4318/v1/logs", + ) From 1ce790023570cb40d91fb9560c0b149881bf43f0 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:47:03 -0600 Subject: [PATCH 40/66] Add tests for pyproto/http/metric_exporter (OTLPMetricExporter, _split_metrics_data) Co-Authored-By: Claude Sonnet 4.6 --- .../http/metric_exporter/test___init__.py | 377 ++++++++++++++++++ 1 file changed, 377 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py new file mode 100644 index 00000000000..bec3dcefb14 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py @@ -0,0 +1,377 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from unittest.mock import Mock, patch + +from requests import Session +from requests.exceptions import ConnectionError + +from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import ( + encode_metrics, +) +from opentelemetry.exporter.otlp.pyproto.http import Compression +from opentelemetry.exporter.otlp.pyproto.http.metric_exporter import ( + DEFAULT_ENDPOINT, + DEFAULT_METRICS_EXPORT_PATH, + DEFAULT_TIMEOUT, + OTLPMetricExporter, + _append_metrics_path, + _split_metrics_data, +) +from opentelemetry.sdk.metrics.export import ( + AggregationTemporality, + MetricExportResult, + MetricsData, + NumberDataPoint, + ResourceMetrics, + ScopeMetrics, +) +from opentelemetry.sdk.metrics.export import Gauge as SDKGauge +from opentelemetry.sdk.metrics.export import Metric, Sum as SDKSum +from opentelemetry.sdk.resources import Resource +from opentelemetry.sdk.util.instrumentation import InstrumentationScope + +_UNIFORM = "opentelemetry.exporter.otlp.pyproto.http.metric_exporter.uniform" + + +def _ok(): + return Mock(ok=True, status_code=200) + + +def _503(): + return Mock(ok=False, status_code=503, reason="Service Unavailable") + + +def _404(): + return Mock(ok=False, status_code=404, reason="Not Found") + + +def _make_metrics_data(n_gauge_points: int = 1) -> MetricsData: + data_points = [ + NumberDataPoint( + attributes={"i": i}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=float(i), + exemplars=[], + ) + for i in range(n_gauge_points) + ] + return MetricsData( + resource_metrics=[ + ResourceMetrics( + resource=Resource({"service.name": "test"}), + scope_metrics=[ + ScopeMetrics( + scope=InstrumentationScope("test", "1.0"), + metrics=[ + Metric( + name="my.gauge", + description="", + unit="1", + data=SDKGauge(data_points=data_points), + ) + ], + schema_url="", + ) + ], + schema_url="", + ) + ] + ) + + +def _empty_metrics_data() -> MetricsData: + return MetricsData(resource_metrics=[]) + + +class TestOTLPMetricExporter(unittest.TestCase): + + # ── constructor ─────────────────────────────────────────────────────────── + + def test_constructor_defaults(self): + exporter = OTLPMetricExporter() + self.assertEqual( + exporter._endpoint, + DEFAULT_ENDPOINT + DEFAULT_METRICS_EXPORT_PATH, + ) + self.assertEqual(exporter._timeout, DEFAULT_TIMEOUT) + self.assertEqual(exporter._compression, Compression.NoCompression) + self.assertIsInstance(exporter._session, Session) + self.assertEqual( + exporter._session.headers["Content-Type"], "application/x-protobuf" + ) + self.assertIsNone(exporter._max_export_batch_size) + self.assertFalse(exporter._shutdown) + exporter.shutdown() + + def test_generic_endpoint_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_ENDPOINT": "http://collector:4318"}): + exporter = OTLPMetricExporter() + self.assertEqual(exporter._endpoint, "http://collector:4318/v1/metrics") + exporter.shutdown() + + def test_metrics_endpoint_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_ENDPOINT": "http://generic:4318", + "OTEL_EXPORTER_OTLP_METRICS_ENDPOINT": "http://metrics:4318/v1/metrics", + }): + exporter = OTLPMetricExporter() + self.assertEqual(exporter._endpoint, "http://metrics:4318/v1/metrics") + exporter.shutdown() + + def test_constructor_arg_overrides_env(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_METRICS_ENDPOINT": "http://env:4318/v1/metrics", + }): + exporter = OTLPMetricExporter(endpoint="http://arg:4318/v1/metrics") + self.assertEqual(exporter._endpoint, "http://arg:4318/v1/metrics") + exporter.shutdown() + + def test_timeout_generic_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TIMEOUT": "20"}): + exporter = OTLPMetricExporter() + self.assertEqual(exporter._timeout, 20.0) + exporter.shutdown() + + def test_timeout_metrics_env_var_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TIMEOUT": "20", + "OTEL_EXPORTER_OTLP_METRICS_TIMEOUT": "5", + }): + exporter = OTLPMetricExporter() + self.assertEqual(exporter._timeout, 5.0) + exporter.shutdown() + + def test_compression_env_var_gzip(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): + exporter = OTLPMetricExporter() + self.assertEqual(exporter._compression, Compression.Gzip) + self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + exporter.shutdown() + + def test_compression_metrics_env_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_COMPRESSION": "gzip", + "OTEL_EXPORTER_OTLP_METRICS_COMPRESSION": "deflate", + }): + exporter = OTLPMetricExporter() + self.assertEqual(exporter._compression, Compression.Deflate) + exporter.shutdown() + + def test_max_export_batch_size_arg(self): + exporter = OTLPMetricExporter(max_export_batch_size=100) + self.assertEqual(exporter._max_export_batch_size, 100) + exporter.shutdown() + + def test_custom_session_used(self): + custom_session = Session() + exporter = OTLPMetricExporter(session=custom_session) + self.assertIs(exporter._session, custom_session) + exporter.shutdown() + + # ── export ──────────────────────────────────────────────────────────────── + + def test_export_success_empty_data(self): + exporter = OTLPMetricExporter() + with patch.object(exporter._session, "post", return_value=_ok()): + result = exporter.export(_empty_metrics_data()) + self.assertEqual(result, MetricExportResult.SUCCESS) + exporter.shutdown() + + def test_export_success_with_data(self): + exporter = OTLPMetricExporter() + with patch.object(exporter._session, "post", return_value=_ok()): + result = exporter.export(_make_metrics_data(2)) + self.assertEqual(result, MetricExportResult.SUCCESS) + exporter.shutdown() + + def test_export_after_shutdown_returns_failure(self): + exporter = OTLPMetricExporter() + exporter.shutdown() + result = exporter.export(_empty_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + + def test_export_non_retryable_failure(self): + exporter = OTLPMetricExporter() + with patch.object(exporter._session, "post", return_value=_404()): + result = exporter.export(_empty_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + exporter.shutdown() + + def test_export_retry_then_deadline_exceeded(self): + exporter = OTLPMetricExporter(timeout=0.01) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=100.0): + result = exporter.export(_empty_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + exporter.shutdown() + + def test_export_max_retries_exhausted(self): + exporter = OTLPMetricExporter(timeout=100) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=0.0001): + with patch.object(exporter._shutdown_in_progress, "wait", return_value=False): + result = exporter.export(_empty_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + exporter.shutdown() + + def test_shutdown_interrupts_retry(self): + exporter = OTLPMetricExporter(timeout=100) + with patch.object(exporter._session, "post", return_value=_503()): + with patch(_UNIFORM, return_value=0.0001): + with patch.object(exporter._shutdown_in_progress, "wait", return_value=True): + result = exporter.export(_empty_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + exporter.shutdown() + + def test_export_with_batch_size_sends_multiple_requests(self): + # 3 data points with batch_size=1 → 3 separate HTTP requests + exporter = OTLPMetricExporter(max_export_batch_size=1) + call_count = 0 + + def post_side_effect(**_kwargs): + nonlocal call_count + call_count += 1 + return _ok() + + with patch.object(exporter._session, "post", side_effect=post_side_effect): + result = exporter.export(_make_metrics_data(3)) + self.assertEqual(result, MetricExportResult.SUCCESS) + self.assertEqual(call_count, 3) + exporter.shutdown() + + # ── shutdown ────────────────────────────────────────────────────────────── + + def test_shutdown_sets_flag(self): + exporter = OTLPMetricExporter() + self.assertFalse(exporter._shutdown) + exporter.shutdown() + self.assertTrue(exporter._shutdown) + + def test_shutdown_twice_logs_warning(self): + exporter = OTLPMetricExporter() + exporter.shutdown() + with self.assertLogs(level="WARNING") as cm: + exporter.shutdown() + self.assertTrue(any("already shutdown" in msg for msg in cm.output)) + + def test_force_flush_returns_true(self): + exporter = OTLPMetricExporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + +class TestAppendMetricsPath(unittest.TestCase): + def test_with_trailing_slash(self): + self.assertEqual( + _append_metrics_path("http://localhost:4318/"), + "http://localhost:4318/v1/metrics", + ) + + def test_without_trailing_slash(self): + self.assertEqual( + _append_metrics_path("http://localhost:4318"), + "http://localhost:4318/v1/metrics", + ) + + +class TestSplitMetricsData(unittest.TestCase): + + def _make_request(self, n_points: int): + return encode_metrics(_make_metrics_data(n_points)) + + def test_split_no_batch_size_yields_unchanged(self): + # max_export_batch_size=0 (falsy) → yields data as-is + req = self._make_request(3) + batches = list(_split_metrics_data(req, 0)) + self.assertEqual(len(batches), 1) + self.assertIs(batches[0], req) + + def test_split_batch_larger_than_data_yields_one(self): + req = self._make_request(3) + batches = list(_split_metrics_data(req, 10)) + self.assertEqual(len(batches), 1) + total_points = sum( + len(sm.metrics[0].gauge.data_points) + for batch in batches + for rm in batch.resource_metrics + for sm in rm.scope_metrics + ) + self.assertEqual(total_points, 3) + + def test_split_batch_size_1_yields_one_per_point(self): + req = self._make_request(3) + batches = list(_split_metrics_data(req, 1)) + self.assertEqual(len(batches), 3) + for batch in batches: + total = sum( + len(sm.metrics[0].gauge.data_points) + for rm in batch.resource_metrics + for sm in rm.scope_metrics + ) + self.assertEqual(total, 1) + + def test_split_batch_size_2_yields_two_batches_for_four_points(self): + req = self._make_request(4) + batches = list(_split_metrics_data(req, 2)) + self.assertEqual(len(batches), 2) + + def test_split_empty_request_yields_nothing(self): + req = encode_metrics(_empty_metrics_data()) + batches = list(_split_metrics_data(req, 1)) + self.assertEqual(len(batches), 0) + + def test_split_preserves_sum_metric(self): + data = MetricsData( + resource_metrics=[ + ResourceMetrics( + resource=Resource({"service.name": "test"}), + scope_metrics=[ + ScopeMetrics( + scope=InstrumentationScope("test", "1.0"), + metrics=[ + Metric( + name="my.counter", + description="", + unit="1", + data=SDKSum( + data_points=[ + NumberDataPoint( + attributes={}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=1, + exemplars=[], + ), + NumberDataPoint( + attributes={"host": "b"}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=2, + exemplars=[], + ), + ], + aggregation_temporality=AggregationTemporality.CUMULATIVE, + is_monotonic=True, + ), + ) + ], + schema_url="", + ) + ], + schema_url="", + ) + ] + ) + req = encode_metrics(data) + batches = list(_split_metrics_data(req, 1)) + self.assertEqual(len(batches), 2) + for batch in batches: + sm = batch.resource_metrics[0].scope_metrics[0] + metric = sm.metrics[0] + self.assertEqual(metric.name, "my.counter") + self.assertEqual(len(metric.sum.data_points), 1) From e8e29ab3d9168ede60deda48643003a430197505 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 00:47:48 -0600 Subject: [PATCH 41/66] Add __init__.py files to test dirs to fix pytest collection with shared filenames Co-Authored-By: Claude Sonnet 4.6 --- .../opentelemetry-exporter-otlp-pyproto-http/tests/__init__.py | 0 .../tests/opentelemetry/__init__.py | 0 .../tests/opentelemetry/exporter/__init__.py | 0 .../tests/opentelemetry/exporter/otlp/__init__.py | 0 .../tests/opentelemetry/exporter/otlp/pyproto/__init__.py | 0 .../tests/opentelemetry/exporter/otlp/pyproto/http/__init__.py | 0 .../opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py | 0 .../exporter/otlp/pyproto/http/_log_exporter/__init__.py | 0 .../exporter/otlp/pyproto/http/metric_exporter/__init__.py | 0 .../exporter/otlp/pyproto/http/trace_exporter/__init__.py | 0 10 files changed, 0 insertions(+), 0 deletions(-) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d From e85e52fedf29a56c7a47ae426063eeade82e0437 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 01:09:16 -0600 Subject: [PATCH 42/66] Relax api/sdk version constraints to ~= 1.12 for pyproto exporters Allows the pyproto exporter packages to work with stable PyPI releases (e.g. opentelemetry-api 1.42.x) so the demo docker-compose can install alongside instrumentation packages that require older semantic-conventions. Co-Authored-By: Claude Sonnet 4.6 --- .../pyproject.toml | 4 +- .../pyproject.toml | 4 +- uv.lock | 131 ++++++++++++++++++ 3 files changed, 135 insertions(+), 4 deletions(-) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml index dfee7bc28ed..cc90ba3348c 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/pyproject.toml @@ -10,8 +10,8 @@ readme = "README.rst" license = "Apache-2.0" requires-python = ">=3.10" dependencies = [ - "opentelemetry-api ~= 1.43.0.dev", - "opentelemetry-sdk ~= 1.43.0.dev", + "opentelemetry-api ~= 1.12", + "opentelemetry-sdk ~= 1.12", "opentelemetry-pyproto == 1.43.0.dev", ] diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml index 91f7631f22e..54777a25973 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml @@ -10,8 +10,8 @@ readme = "README.rst" license = "Apache-2.0" requires-python = ">=3.10" dependencies = [ - "opentelemetry-api ~= 1.43.0.dev", - "opentelemetry-sdk ~= 1.43.0.dev", + "opentelemetry-api ~= 1.12", + "opentelemetry-sdk ~= 1.12", "opentelemetry-exporter-otlp-pyproto-common == 1.43.0.dev", "requests ~= 2.7", ] diff --git a/uv.lock b/uv.lock index ec806543d86..641b7e0e473 100644 --- a/uv.lock +++ b/uv.lock @@ -18,12 +18,15 @@ members = [ "opentelemetry-exporter-otlp-proto-common", "opentelemetry-exporter-otlp-proto-grpc", "opentelemetry-exporter-otlp-proto-http", + "opentelemetry-exporter-otlp-pyproto-common", + "opentelemetry-exporter-otlp-pyproto-http", "opentelemetry-exporter-prometheus", "opentelemetry-exporter-zipkin-json", "opentelemetry-propagator-b3", "opentelemetry-propagator-jaeger", "opentelemetry-proto", "opentelemetry-proto-json", + "opentelemetry-pyproto", "opentelemetry-python", "opentelemetry-sdk", "opentelemetry-semantic-conventions", @@ -643,6 +646,15 @@ wheels = [ { url = "https://files.pythonhosted.org/packages/8a/eb/427ed2b20a38a4ee29f24dbe4ae2dafab198674fe9a85e3d6adf9e5f5f41/inflect-7.5.0-py3-none-any.whl", hash = "sha256:2aea70e5e70c35d8350b8097396ec155ffd68def678c7ff97f51aa69c1d92344", size = 35197, upload-time = "2024-12-28T17:11:15.931Z" }, ] +[[package]] +name = "iniconfig" +version = "2.3.0" +source = { registry = "https://pypi.org/simple" } +sdist = { url = "https://files.pythonhosted.org/packages/72/34/14ca021ce8e5dfedc35312d08ba8bf51fdd999c576889fc2c24cb97f4f10/iniconfig-2.3.0.tar.gz", hash = "sha256:c76315c77db068650d49c5b56314774a7804df16fee4402c1f19d6d15d8c4730", size = 20503, upload-time = "2025-10-18T21:55:43.219Z" } +wheels = [ + { url = "https://files.pythonhosted.org/packages/cb/b1/3846dd7f199d53cb17f49cba7e651e9ce294d8497c8c150530ed11865bb8/iniconfig-2.3.0-py3-none-any.whl", hash = "sha256:f631c04d2c48c52b84d0d0549c99ff3859c98df65b3101406327ecc7d53fbf12", size = 7484, upload-time = "2025-10-18T21:55:41.639Z" }, +] + [[package]] name = "isort" version = "8.0.1" @@ -981,6 +993,78 @@ requires-dist = [ ] provides-extras = ["gcp-auth"] +[[package]] +name = "opentelemetry-exporter-otlp-pyproto-common" +source = { editable = "exporter/opentelemetry-exporter-otlp-pyproto-common" } +dependencies = [ + { name = "opentelemetry-api" }, + { name = "opentelemetry-pyproto" }, + { name = "opentelemetry-sdk" }, +] + +[package.dev-dependencies] +dev = [ + { name = "opentelemetry-exporter-otlp-proto-common" }, + { name = "opentelemetry-proto" }, + { name = "opentelemetry-test-utils" }, + { name = "protobuf" }, + { name = "pytest" }, +] + +[package.metadata] +requires-dist = [ + { name = "opentelemetry-api", editable = "opentelemetry-api" }, + { name = "opentelemetry-pyproto", editable = "opentelemetry-pyproto" }, + { name = "opentelemetry-sdk", editable = "opentelemetry-sdk" }, +] + +[package.metadata.requires-dev] +dev = [ + { name = "opentelemetry-exporter-otlp-proto-common", editable = "exporter/opentelemetry-exporter-otlp-proto-common" }, + { name = "opentelemetry-proto", editable = "opentelemetry-proto" }, + { name = "opentelemetry-test-utils", editable = "tests/opentelemetry-test-utils" }, + { name = "protobuf", specifier = ">=5.0" }, + { name = "pytest", specifier = ">=7.0" }, +] + +[[package]] +name = "opentelemetry-exporter-otlp-pyproto-http" +source = { editable = "exporter/opentelemetry-exporter-otlp-pyproto-http" } +dependencies = [ + { name = "opentelemetry-api" }, + { name = "opentelemetry-exporter-otlp-pyproto-common" }, + { name = "opentelemetry-sdk" }, + { name = "requests" }, +] + +[package.dev-dependencies] +dev = [ + { name = "opentelemetry-exporter-otlp-proto-common" }, + { name = "opentelemetry-exporter-otlp-proto-http" }, + { name = "opentelemetry-proto" }, + { name = "opentelemetry-test-utils" }, + { name = "protobuf" }, + { name = "pytest" }, +] + +[package.metadata] +requires-dist = [ + { name = "opentelemetry-api", editable = "opentelemetry-api" }, + { name = "opentelemetry-exporter-otlp-pyproto-common", editable = "exporter/opentelemetry-exporter-otlp-pyproto-common" }, + { name = "opentelemetry-sdk", editable = "opentelemetry-sdk" }, + { name = "requests", specifier = "~=2.7" }, +] + +[package.metadata.requires-dev] +dev = [ + { name = "opentelemetry-exporter-otlp-proto-common", editable = "exporter/opentelemetry-exporter-otlp-proto-common" }, + { name = "opentelemetry-exporter-otlp-proto-http", editable = "exporter/opentelemetry-exporter-otlp-proto-http" }, + { name = "opentelemetry-proto", editable = "opentelemetry-proto" }, + { name = "opentelemetry-test-utils", editable = "tests/opentelemetry-test-utils" }, + { name = "protobuf", specifier = ">=5.0" }, + { name = "pytest", specifier = ">=7.0" }, +] + [[package]] name = "opentelemetry-exporter-prometheus" source = { editable = "exporter/opentelemetry-exporter-prometheus" } @@ -1051,6 +1135,26 @@ requires-dist = [{ name = "protobuf", specifier = ">=5.0,<8.0" }] name = "opentelemetry-proto-json" source = { editable = "opentelemetry-proto-json" } +[[package]] +name = "opentelemetry-pyproto" +source = { editable = "opentelemetry-pyproto" } + +[package.dev-dependencies] +dev = [ + { name = "opentelemetry-proto" }, + { name = "protobuf" }, + { name = "pytest" }, +] + +[package.metadata] + +[package.metadata.requires-dev] +dev = [ + { name = "opentelemetry-proto", editable = "opentelemetry-proto" }, + { name = "protobuf", specifier = ">=5.0" }, + { name = "pytest", specifier = ">=7.0" }, +] + [[package]] name = "opentelemetry-python" version = "0.0.0" @@ -1411,6 +1515,15 @@ wheels = [ { url = 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"2026-03-29T13:29:30.038Z" }, +] + [[package]] name = "pyproject-api" version = "1.10.0" @@ -1424,6 +1537,24 @@ wheels = [ { url = "https://files.pythonhosted.org/packages/54/cc/cecf97be298bee2b2a37dd360618c819a2a7fd95251d8e480c1f0eb88f3b/pyproject_api-1.10.0-py3-none-any.whl", hash = "sha256:8757c41a79c0f4ab71b99abed52b97ecf66bd20b04fa59da43b5840bac105a09", size = 13218, upload-time = "2025-10-09T19:12:24.428Z" }, ] +[[package]] +name = "pytest" +version = "9.1.1" +source = { registry = "https://pypi.org/simple" } +dependencies = [ + { name = "colorama", marker = "sys_platform == 'win32'" }, + { name = "exceptiongroup", marker = "python_full_version < '3.11'" }, + { name = "iniconfig" }, + { name = "packaging" }, + { name = "pluggy" }, + { name = "pygments" }, + { name = "tomli", marker = "python_full_version < '3.11'" }, +] +sdist = { url = "https://files.pythonhosted.org/packages/e4/47/b9efed96c114afcfa3c9d3fe98a76a1d14c74a9e266d397cf6eb64be5e01/pytest-9.1.1.tar.gz", hash = "sha256:1088fbde8f2b49d95a549a195707afa7a76a3ce9bcadc26b6d71f0ffda5fe313", size = 1636369, upload-time = "2026-06-19T10:58:32.857Z" } +wheels = [ + { url = "https://files.pythonhosted.org/packages/24/25/1de2678b631f5a49215c6c96fff41ba892b0a34df68d6d80292b1b48aa7f/pytest-9.1.1-py3-none-any.whl", hash = "sha256:37a86b45efb9a47a61a36449063e8e18d0cab3161329fc099eb21783169c4f0c", size = 386536, upload-time = "2026-06-19T10:58:31.347Z" }, +] + [[package]] name = "python-discovery" version = "1.2.2" From 77ec73696dbc1b67e25f641e13764f2f1c8dc25f Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 01:28:39 -0600 Subject: [PATCH 43/66] Add exporter self-instrumentation and DuplicateFilter to pyproto-http exporters - Copy _exporter_metrics.py (no protobuf deps) into pyproto-common - All three exporters: add meter_provider param, create_exporter_metrics(), wrap export loop in self._metrics.export_operation() context manager, record result.error / result.error_attrs on failure paths - Metric exporter: add set_meter_provider() method - Log exporter: add DuplicateFilter to prevent log spam on repeated failures Co-Authored-By: Claude Sonnet 4.6 --- .../otlp/pyproto/common/_exporter_metrics.py | 153 ++++++++++++++++++ .../pyproto/http/_log_exporter/__init__.py | 131 ++++++++++----- .../pyproto/http/metric_exporter/__init__.py | 139 +++++++++++----- .../pyproto/http/trace_exporter/__init__.py | 129 ++++++++++----- 4 files changed, 421 insertions(+), 131 deletions(-) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_exporter_metrics.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_exporter_metrics.py b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_exporter_metrics.py new file mode 100644 index 00000000000..6b3d1d76fa3 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-common/src/opentelemetry/exporter/otlp/pyproto/common/_exporter_metrics.py @@ -0,0 +1,153 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from __future__ import annotations + +from collections import Counter +from collections.abc import Iterator +from contextlib import AbstractContextManager, contextmanager +from dataclasses import dataclass +from time import perf_counter +from typing import TYPE_CHECKING, Protocol + +from opentelemetry.metrics import MeterProvider, get_meter_provider +from opentelemetry.semconv._incubating.attributes.otel_attributes import ( + OTEL_COMPONENT_NAME, + OTEL_COMPONENT_TYPE, + OtelComponentTypeValues, +) +from opentelemetry.semconv._incubating.metrics.otel_metrics import ( + create_otel_sdk_exporter_log_exported, + create_otel_sdk_exporter_log_inflight, + create_otel_sdk_exporter_metric_data_point_exported, + create_otel_sdk_exporter_metric_data_point_inflight, + create_otel_sdk_exporter_operation_duration, + create_otel_sdk_exporter_span_exported, + create_otel_sdk_exporter_span_inflight, +) +from opentelemetry.semconv.attributes.error_attributes import ERROR_TYPE +from opentelemetry.semconv.attributes.server_attributes import ( + SERVER_ADDRESS, + SERVER_PORT, +) + +if TYPE_CHECKING: + from typing import Literal + from urllib.parse import ParseResult as UrlParseResult + + from opentelemetry.util.types import Attributes, AttributeValue + +_component_counter = Counter() + + +@dataclass +class ExportResult: + error: Exception | None = None + error_attrs: Attributes = None + + +class ExporterMetricsT(Protocol): + def export_operation( + self, num_items: int + ) -> AbstractContextManager[ExportResult]: ... + + +class NoOpExporterMetrics: + @contextmanager + def export_operation(self, num_items: int) -> Iterator[ExportResult]: + yield ExportResult() + + +class ExporterMetrics: + def __init__( + self, + component_type: OtelComponentTypeValues | None, + signal: Literal["traces", "metrics", "logs"], + endpoint: UrlParseResult, + meter_provider: MeterProvider | None, + ) -> None: + if signal == "traces": + create_exported = create_otel_sdk_exporter_span_exported + create_inflight = create_otel_sdk_exporter_span_inflight + elif signal == "logs": + create_exported = create_otel_sdk_exporter_log_exported + create_inflight = create_otel_sdk_exporter_log_inflight + else: + create_exported = ( + create_otel_sdk_exporter_metric_data_point_exported + ) + create_inflight = ( + create_otel_sdk_exporter_metric_data_point_inflight + ) + + port = endpoint.port + if port is None: + if endpoint.scheme == "https": + port = 443 + elif endpoint.scheme == "http": + port = 80 + + component_type_value = ( + component_type.value if component_type else "unknown_otlp_exporter" + ) + count = _component_counter[component_type_value] + _component_counter[component_type_value] = count + 1 + self._standard_attrs: dict[str, AttributeValue] = { + OTEL_COMPONENT_TYPE: component_type_value, + OTEL_COMPONENT_NAME: f"{component_type_value}/{count}", + } + if endpoint.hostname: + self._standard_attrs[SERVER_ADDRESS] = endpoint.hostname + if port is not None: + self._standard_attrs[SERVER_PORT] = port + + meter_provider = meter_provider or get_meter_provider() + meter = meter_provider.get_meter("opentelemetry-sdk") + self._inflight = create_inflight(meter) + self._exported = create_exported(meter) + self._duration = create_otel_sdk_exporter_operation_duration(meter) + + @contextmanager + def export_operation(self, num_items: int) -> Iterator[ExportResult]: + start_time = perf_counter() + self._inflight.add(num_items, self._standard_attrs) + + result = ExportResult() + try: + yield result + finally: + error = result.error + error_attrs = result.error_attrs + + end_time = perf_counter() + self._inflight.add(-num_items, self._standard_attrs) + exported_attrs = ( + {**self._standard_attrs, ERROR_TYPE: type(error).__qualname__} + if error + else self._standard_attrs + ) + self._exported.add(num_items, exported_attrs) + duration_attrs = ( + {**exported_attrs, **error_attrs} + if error_attrs + else exported_attrs + ) + self._duration.record(end_time - start_time, duration_attrs) + + +def create_exporter_metrics( + component_type: OtelComponentTypeValues | None, + signal: Literal["traces", "metrics", "logs"], + endpoint: UrlParseResult, + meter_provider: MeterProvider | None, + enabled: bool, +) -> ExporterMetricsT: + if not enabled: + return NoOpExporterMetrics() + + return ExporterMetrics( + component_type, + signal, + endpoint, + meter_provider, + ) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py index 67b3b1fc6d6..d7fa985d526 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py @@ -1,6 +1,7 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 +import os from collections.abc import Sequence from gzip import GzipFile from io import BytesIO @@ -9,11 +10,15 @@ from random import uniform from threading import Event from time import time +from urllib.parse import urlparse from zlib import compress from requests import Session from requests.exceptions import ConnectionError, RequestException +from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( + create_exporter_metrics, +) from opentelemetry.exporter.otlp.pyproto.common._internal._log_encoder import ( encode_logs, ) @@ -25,11 +30,13 @@ _is_retryable, _load_session_from_envvar, ) +from opentelemetry.metrics import MeterProvider from opentelemetry.sdk._logs import ReadableLogRecord from opentelemetry.sdk._logs.export import ( LogRecordExporter, LogRecordExportResult, ) +from opentelemetry.sdk._shared_internal import DuplicateFilter from opentelemetry.sdk.environment_variables import ( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER, OTEL_EXPORTER_OTLP_CERTIFICATE, @@ -46,10 +53,18 @@ OTEL_EXPORTER_OTLP_LOGS_HEADERS, OTEL_EXPORTER_OTLP_LOGS_TIMEOUT, OTEL_EXPORTER_OTLP_TIMEOUT, + OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, +) +from opentelemetry.semconv._incubating.attributes.otel_attributes import ( + OtelComponentTypeValues, +) +from opentelemetry.semconv.attributes.http_attributes import ( + HTTP_RESPONSE_STATUS_CODE, ) from opentelemetry.util.re import parse_env_headers _logger = getLogger(__name__) +_logger.addFilter(DuplicateFilter()) DEFAULT_ENDPOINT = "http://localhost:4318/" DEFAULT_LOGS_EXPORT_PATH = "v1/logs" @@ -68,6 +83,8 @@ def __init__( timeout: float | None = None, compression: Compression | None = None, session: Session | None = None, + *, + meter_provider: MeterProvider | None = None, ): self._shutdown_is_occuring = Event() self._endpoint = endpoint or environ.get( @@ -121,6 +138,17 @@ def __init__( ) self._shutdown = False + self._metrics = create_exporter_metrics( + OtelComponentTypeValues.OTLP_HTTP_LOG_EXPORTER, + "logs", + urlparse(self._endpoint), + meter_provider, + os.environ.get(OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, "") + .strip() + .lower() + == "true", + ) + def _export(self, serialized_data: bytes, timeout_sec: float | None = None): data = serialized_data if self._compression == Compression.Gzip: @@ -155,52 +183,67 @@ def export(self, batch: Sequence[ReadableLogRecord]) -> LogRecordExportResult: _logger.warning("Exporter already shutdown, ignoring batch") return LogRecordExportResult.FAILURE - serialized_data = encode_logs(batch).SerializeToString() - deadline_sec = time() + self._timeout - for retry_num in range(_MAX_RETRYS): - backoff_seconds = 2**retry_num * uniform(0.8, 1.2) - export_error: Exception | None = None - try: - resp = self._export(serialized_data, deadline_sec - time()) - if resp.ok: - return LogRecordExportResult.SUCCESS - except RequestException as error: - reason = error - export_error = error - retryable = isinstance(error, ConnectionError) - status_code = None - else: - reason = resp.reason - retryable = _is_retryable(resp) - status_code = resp.status_code - - if not retryable: - _logger.error( - "Failed to export logs batch code: %s, reason: %s", - status_code, + with self._metrics.export_operation(len(batch)) as result: + serialized_data = encode_logs(batch).SerializeToString() + deadline_sec = time() + self._timeout + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * uniform(0.8, 1.2) + export_error: Exception | None = None + try: + resp = self._export(serialized_data, deadline_sec - time()) + if resp.ok: + return LogRecordExportResult.SUCCESS + except RequestException as error: + reason = error + export_error = error + retryable = isinstance(error, ConnectionError) + status_code = None + else: + reason = resp.reason + retryable = _is_retryable(resp) + status_code = resp.status_code + + if not retryable: + _logger.error( + "Failed to export logs batch code: %s, reason: %s", + status_code, + reason, + ) + error_attrs = ( + {HTTP_RESPONSE_STATUS_CODE: status_code} + if status_code is not None + else None + ) + result.error = export_error + result.error_attrs = error_attrs + return LogRecordExportResult.FAILURE + + if ( + retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + _logger.error( + "Failed to export logs batch due to timeout, max retries or shutdown." + ) + error_attrs = ( + {HTTP_RESPONSE_STATUS_CODE: status_code} + if status_code is not None + else None + ) + result.error = export_error + result.error_attrs = error_attrs + return LogRecordExportResult.FAILURE + + _logger.warning( + "Transient error %s encountered while exporting logs batch, retrying in %.2fs.", reason, + backoff_seconds, ) - return LogRecordExportResult.FAILURE - - if ( - retry_num + 1 == _MAX_RETRYS - or backoff_seconds > (deadline_sec - time()) - or self._shutdown - ): - _logger.error( - "Failed to export logs batch due to timeout, max retries or shutdown." - ) - return LogRecordExportResult.FAILURE - - _logger.warning( - "Transient error %s encountered while exporting logs batch, retrying in %.2fs.", - reason, - backoff_seconds, - ) - if self._shutdown_is_occuring.wait(backoff_seconds): - _logger.warning("Shutdown in progress, aborting retry.") - break - return LogRecordExportResult.FAILURE + if self._shutdown_is_occuring.wait(backoff_seconds): + _logger.warning("Shutdown in progress, aborting retry.") + break + return LogRecordExportResult.FAILURE def force_flush(self, timeout_millis: float = 10_000) -> bool: return True diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py index 37452bf40de..3c1938729c7 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py @@ -2,6 +2,7 @@ # SPDX-License-Identifier: Apache-2.0 from __future__ import annotations +import os from collections.abc import Iterable from gzip import GzipFile from io import BytesIO @@ -10,11 +11,15 @@ from random import uniform from threading import Event from time import time +from urllib.parse import urlparse from zlib import compress from requests import Session from requests.exceptions import ConnectionError, RequestException +from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( + create_exporter_metrics, +) from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import ( OTLPMetricExporterMixin, encode_metrics, @@ -27,6 +32,7 @@ _is_retryable, _load_session_from_envvar, ) +from opentelemetry.metrics import MeterProvider from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( ExportMetricsServiceRequest, ) @@ -56,6 +62,7 @@ OTEL_EXPORTER_OTLP_METRICS_HEADERS, OTEL_EXPORTER_OTLP_METRICS_TIMEOUT, OTEL_EXPORTER_OTLP_TIMEOUT, + OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, ) from opentelemetry.sdk.metrics._internal.aggregation import Aggregation from opentelemetry.sdk.metrics.export import ( @@ -64,6 +71,12 @@ MetricExportResult, MetricsData, ) +from opentelemetry.semconv._incubating.attributes.otel_attributes import ( + OtelComponentTypeValues, +) +from opentelemetry.semconv.attributes.http_attributes import ( + HTTP_RESPONSE_STATUS_CODE, +) from opentelemetry.util.re import parse_env_headers _logger = getLogger(__name__) @@ -88,6 +101,8 @@ def __init__( preferred_temporality: dict[type, AggregationTemporality] | None = None, preferred_aggregation: dict[type, Aggregation] | None = None, max_export_batch_size: int | None = None, + *, + meter_provider: MeterProvider | None = None, ): self._shutdown_in_progress = Event() self._endpoint = endpoint or environ.get( @@ -143,6 +158,17 @@ def __init__( self._max_export_batch_size = max_export_batch_size self._shutdown = False + self._metrics = create_exporter_metrics( + OtelComponentTypeValues.OTLP_HTTP_METRIC_EXPORTER, + "metrics", + urlparse(self._endpoint), + meter_provider, + os.environ.get(OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, "") + .strip() + .lower() + == "true", + ) + def _export(self, serialized_data: bytes, timeout_sec: float | None = None): data = serialized_data if self._compression == Compression.Gzip: @@ -178,51 +204,66 @@ def _export_with_retries( deadline_sec: float, num_items: int, ) -> MetricExportResult: - serialized_data = export_request.SerializeToString() - for retry_num in range(_MAX_RETRYS): - backoff_seconds = 2**retry_num * uniform(0.8, 1.2) - export_error: Exception | None = None - try: - resp = self._export(serialized_data, deadline_sec - time()) - if resp.ok: - return MetricExportResult.SUCCESS - except RequestException as error: - reason = error - export_error = error - retryable = isinstance(error, ConnectionError) - status_code = None - else: - reason = resp.reason - retryable = _is_retryable(resp) - status_code = resp.status_code - - if not retryable: - _logger.error( - "Failed to export metrics batch code: %s, reason: %s", - status_code, + with self._metrics.export_operation(num_items) as result: + serialized_data = export_request.SerializeToString() + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * uniform(0.8, 1.2) + export_error: Exception | None = None + try: + resp = self._export(serialized_data, deadline_sec - time()) + if resp.ok: + return MetricExportResult.SUCCESS + except RequestException as error: + reason = error + export_error = error + retryable = isinstance(error, ConnectionError) + status_code = None + else: + reason = resp.reason + retryable = _is_retryable(resp) + status_code = resp.status_code + + if not retryable: + _logger.error( + "Failed to export metrics batch code: %s, reason: %s", + status_code, + reason, + ) + error_attrs = ( + {HTTP_RESPONSE_STATUS_CODE: status_code} + if status_code is not None + else None + ) + result.error = export_error + result.error_attrs = error_attrs + return MetricExportResult.FAILURE + + if ( + retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + _logger.error( + "Failed to export metrics batch due to timeout, max retries or shutdown." + ) + error_attrs = ( + {HTTP_RESPONSE_STATUS_CODE: status_code} + if status_code is not None + else None + ) + result.error = export_error + result.error_attrs = error_attrs + return MetricExportResult.FAILURE + + _logger.warning( + "Transient error %s encountered while exporting metrics batch, retrying in %.2fs.", reason, + backoff_seconds, ) - return MetricExportResult.FAILURE - - if ( - retry_num + 1 == _MAX_RETRYS - or backoff_seconds > (deadline_sec - time()) - or self._shutdown - ): - _logger.error( - "Failed to export metrics batch due to timeout, max retries or shutdown." - ) - return MetricExportResult.FAILURE - - _logger.warning( - "Transient error %s encountered while exporting metrics batch, retrying in %.2fs.", - reason, - backoff_seconds, - ) - if self._shutdown_in_progress.wait(backoff_seconds): - _logger.warning("Shutdown in progress, aborting retry.") - break - return MetricExportResult.FAILURE + if self._shutdown_in_progress.wait(backoff_seconds): + _logger.warning("Shutdown in progress, aborting retry.") + break + return MetricExportResult.FAILURE def export( self, @@ -263,6 +304,18 @@ def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: def force_flush(self, timeout_millis: float = 10_000) -> bool: return True + def set_meter_provider(self, meter_provider: MeterProvider) -> None: + self._metrics = create_exporter_metrics( + OtelComponentTypeValues.OTLP_HTTP_METRIC_EXPORTER, + "metrics", + urlparse(self._endpoint), + meter_provider, + os.environ.get(OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, "") + .strip() + .lower() + == "true", + ) + @property def _exporting(self) -> str: return "metrics" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py index 3e131b04608..ed8988a078b 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py @@ -1,6 +1,7 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 +import os from collections.abc import Sequence from gzip import GzipFile from io import BytesIO @@ -9,11 +10,15 @@ from random import uniform from threading import Event from time import time +from urllib.parse import urlparse from zlib import compress from requests import Session from requests.exceptions import ConnectionError, RequestException +from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( + create_exporter_metrics, +) from opentelemetry.exporter.otlp.pyproto.common._internal.trace_encoder import ( encode_spans, ) @@ -25,6 +30,7 @@ _is_retryable, _load_session_from_envvar, ) +from opentelemetry.metrics import MeterProvider from opentelemetry.sdk.environment_variables import ( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER, OTEL_EXPORTER_OTLP_CERTIFICATE, @@ -41,9 +47,16 @@ OTEL_EXPORTER_OTLP_TRACES_ENDPOINT, OTEL_EXPORTER_OTLP_TRACES_HEADERS, OTEL_EXPORTER_OTLP_TRACES_TIMEOUT, + OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, ) from opentelemetry.sdk.trace import ReadableSpan from opentelemetry.sdk.trace.export import SpanExporter, SpanExportResult +from opentelemetry.semconv._incubating.attributes.otel_attributes import ( + OtelComponentTypeValues, +) +from opentelemetry.semconv.attributes.http_attributes import ( + HTTP_RESPONSE_STATUS_CODE, +) from opentelemetry.util.re import parse_env_headers _logger = getLogger(__name__) @@ -65,6 +78,8 @@ def __init__( timeout: float | None = None, compression: Compression | None = None, session: Session | None = None, + *, + meter_provider: MeterProvider | None = None, ): self._shutdown_in_progress = Event() self._endpoint = endpoint or environ.get( @@ -118,6 +133,17 @@ def __init__( ) self._shutdown = False + self._metrics = create_exporter_metrics( + OtelComponentTypeValues.OTLP_HTTP_SPAN_EXPORTER, + "traces", + urlparse(self._endpoint), + meter_provider, + os.environ.get(OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, "") + .strip() + .lower() + == "true", + ) + def _export(self, serialized_data: bytes, timeout_sec: float | None = None): data = serialized_data if self._compression == Compression.Gzip: @@ -152,52 +178,67 @@ def export(self, spans: Sequence[ReadableSpan]) -> SpanExportResult: _logger.warning("Exporter already shutdown, ignoring batch") return SpanExportResult.FAILURE - serialized_data = encode_spans(spans).SerializeToString() - deadline_sec = time() + self._timeout - for retry_num in range(_MAX_RETRYS): - backoff_seconds = 2**retry_num * uniform(0.8, 1.2) - export_error: Exception | None = None - try: - resp = self._export(serialized_data, deadline_sec - time()) - if resp.ok: - return SpanExportResult.SUCCESS - except RequestException as error: - reason = error - export_error = error - retryable = isinstance(error, ConnectionError) - status_code = None - else: - reason = resp.reason - retryable = _is_retryable(resp) - status_code = resp.status_code - - if not retryable: - _logger.error( - "Failed to export span batch code: %s, reason: %s", - status_code, + with self._metrics.export_operation(len(spans)) as result: + serialized_data = encode_spans(spans).SerializeToString() + deadline_sec = time() + self._timeout + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * uniform(0.8, 1.2) + export_error: Exception | None = None + try: + resp = self._export(serialized_data, deadline_sec - time()) + if resp.ok: + return SpanExportResult.SUCCESS + except RequestException as error: + reason = error + export_error = error + retryable = isinstance(error, ConnectionError) + status_code = None + else: + reason = resp.reason + retryable = _is_retryable(resp) + status_code = resp.status_code + + if not retryable: + _logger.error( + "Failed to export span batch code: %s, reason: %s", + status_code, + reason, + ) + error_attrs = ( + {HTTP_RESPONSE_STATUS_CODE: status_code} + if status_code is not None + else None + ) + result.error = export_error + result.error_attrs = error_attrs + return SpanExportResult.FAILURE + + if ( + retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + _logger.error( + "Failed to export span batch due to timeout, max retries or shutdown." + ) + error_attrs = ( + {HTTP_RESPONSE_STATUS_CODE: status_code} + if status_code is not None + else None + ) + result.error = export_error + result.error_attrs = error_attrs + return SpanExportResult.FAILURE + + _logger.warning( + "Transient error %s encountered while exporting span batch, retrying in %.2fs.", reason, + backoff_seconds, ) - return SpanExportResult.FAILURE - - if ( - retry_num + 1 == _MAX_RETRYS - or backoff_seconds > (deadline_sec - time()) - or self._shutdown - ): - _logger.error( - "Failed to export span batch due to timeout, max retries or shutdown." - ) - return SpanExportResult.FAILURE - - _logger.warning( - "Transient error %s encountered while exporting span batch, retrying in %.2fs.", - reason, - backoff_seconds, - ) - if self._shutdown_in_progress.wait(backoff_seconds): - _logger.warning("Shutdown in progress, aborting retry.") - break - return SpanExportResult.FAILURE + if self._shutdown_in_progress.wait(backoff_seconds): + _logger.warning("Shutdown in progress, aborting retry.") + break + return SpanExportResult.FAILURE def shutdown(self): if self._shutdown: From 0596ec883d9e54a785b8a13a25ca5baba9b0a511 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 01:38:18 -0600 Subject: [PATCH 44/66] Add opentelemetry-exporter-otlp-pyproto-grpc package - Add FromString classmethod to ExportTrace/Logs/MetricsServiceResponse in pyproto (required by gRPC stubs as response_deserializer) - Add handwritten gRPC stub modules (*_pypb2_grpc.py) for trace, logs, and metrics collector services in opentelemetry-pyproto - Create new exporter/opentelemetry-exporter-otlp-pyproto-grpc package with: - OTLPExporterMixin (exporter.py): gRPC export core without google.rpc RetryInfo - OTLPSpanExporter, OTLPMetricExporter, OTLPLogExporter backed by pyproto stubs - Full retry/reconnect logic, credentials, compression, internal metrics support - Entry points for traces, metrics, and logs exporters Co-Authored-By: Claude Sonnet 4.6 --- .../pyproject.toml | 37 ++ .../exporter/otlp/pyproto/grpc/__init__.py | 9 + .../pyproto/grpc/_log_exporter/__init__.py | 118 +++++ .../exporter/otlp/pyproto/grpc/exporter.py | 439 ++++++++++++++++++ .../pyproto/grpc/metric_exporter/__init__.py | 198 ++++++++ .../pyproto/grpc/trace_exporter/__init__.py | 114 +++++ .../otlp/pyproto/grpc/version/__init__.py | 4 + .../collector/logs/v1/logs_service_pypb2.py | 4 + .../logs/v1/logs_service_pypb2_grpc.py | 16 + .../metrics/v1/metrics_service_pypb2.py | 4 + .../metrics/v1/metrics_service_pypb2_grpc.py | 16 + .../collector/trace/v1/trace_service_pypb2.py | 4 + .../trace/v1/trace_service_pypb2_grpc.py | 16 + 13 files changed, 979 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/exporter.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/version/__init__.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2_grpc.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2_grpc.py create mode 100644 opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2_grpc.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml new file mode 100644 index 00000000000..697ef4375bf --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml @@ -0,0 +1,37 @@ +[build-system] +requires = ["hatchling"] +build-backend = "hatchling.build" + +[project] +name = "opentelemetry-exporter-otlp-pyproto-grpc" +dynamic = ["version"] +description = "OpenTelemetry Collector pure-Python protobuf over gRPC Exporter (no google.protobuf)" +readme = "README.rst" +license = "Apache-2.0" +requires-python = ">=3.10" +dependencies = [ + "opentelemetry-api ~= 1.12", + "opentelemetry-sdk ~= 1.12", + "opentelemetry-exporter-otlp-pyproto-common == 1.43.0.dev", + "grpcio >= 1.63.2, < 2.0.0; python_version < '3.13'", + "grpcio >= 1.66.2, < 2.0.0; python_version == '3.13'", + "grpcio >= 1.75.1, < 2.0.0; python_version >= '3.14'", +] + +[project.entry-points.opentelemetry_traces_exporter] +otlp_pyproto_grpc = "opentelemetry.exporter.otlp.pyproto.grpc.trace_exporter:OTLPSpanExporter" + +[project.entry-points.opentelemetry_metrics_exporter] +otlp_pyproto_grpc = "opentelemetry.exporter.otlp.pyproto.grpc.metric_exporter:OTLPMetricExporter" + +[project.entry-points.opentelemetry_logs_exporter] +otlp_pyproto_grpc = "opentelemetry.exporter.otlp.pyproto.grpc._log_exporter:OTLPLogExporter" + +[tool.hatch.version] +path = "src/opentelemetry/exporter/otlp/pyproto/grpc/version/__init__.py" + +[tool.hatch.build.targets.sdist] +include = ["/src"] + +[tool.hatch.build.targets.wheel] +packages = ["src/opentelemetry"] diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py new file mode 100644 index 00000000000..a24bc04a0e2 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py @@ -0,0 +1,9 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from .version import __version__ + +_USER_AGENT_HEADER_VALUE = "OTel-OTLP-Exporter-Python/" + __version__ +_OTLP_GRPC_CHANNEL_OPTIONS = [ + ("grpc.primary_user_agent", _USER_AGENT_HEADER_VALUE) +] diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py new file mode 100644 index 00000000000..e8fa6a6f513 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py @@ -0,0 +1,118 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from collections.abc import Iterable, Sequence +from collections.abc import Sequence as TypingSequence +from os import environ +from typing import Literal + +from grpc import ChannelCredentials, Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.common._internal._log_encoder import encode_logs +from opentelemetry.exporter.otlp.pyproto.grpc.exporter import ( + OTLPExporterMixin, + _get_credentials, + environ_to_compression, +) +from opentelemetry.metrics import MeterProvider +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2 import ExportLogsServiceRequest +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2_grpc import LogsServiceStub +from opentelemetry.sdk._logs import ReadableLogRecord +from opentelemetry.sdk._logs.export import LogRecordExporter, LogRecordExportResult +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_LOGS_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, + OTEL_EXPORTER_OTLP_LOGS_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_LOGS_CLIENT_KEY, + OTEL_EXPORTER_OTLP_LOGS_COMPRESSION, + OTEL_EXPORTER_OTLP_LOGS_ENDPOINT, + OTEL_EXPORTER_OTLP_LOGS_HEADERS, + OTEL_EXPORTER_OTLP_LOGS_INSECURE, + OTEL_EXPORTER_OTLP_LOGS_TIMEOUT, +) +from opentelemetry.semconv._incubating.attributes.otel_attributes import OtelComponentTypeValues + + +class OTLPLogExporter( + LogRecordExporter, + OTLPExporterMixin[ + Sequence[ReadableLogRecord], + ExportLogsServiceRequest, + LogRecordExportResult, + LogsServiceStub, + ], +): + def __init__( + self, + endpoint: str | None = None, + insecure: bool | None = None, + credentials: ChannelCredentials | None = None, + headers: TypingSequence[tuple[str, str]] | dict[str, str] | str | None = None, + timeout: float | None = None, + compression: Compression | None = None, + channel_options: tuple[tuple[str, str]] | None = None, + retryable_error_codes: Iterable[StatusCode] | None = None, + *, + meter_provider: MeterProvider | None = None, + ): + insecure_logs = environ.get(OTEL_EXPORTER_OTLP_LOGS_INSECURE) + if insecure is None and insecure_logs is not None: + insecure = insecure_logs.lower() == "true" + + if not insecure and environ.get(OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE) is not None: + credentials = _get_credentials( + credentials, + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_LOGS_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, + OTEL_EXPORTER_OTLP_LOGS_CLIENT_KEY, + OTEL_EXPORTER_OTLP_LOGS_CLIENT_CERTIFICATE, + ) + + environ_timeout = environ.get(OTEL_EXPORTER_OTLP_LOGS_TIMEOUT) + environ_timeout = float(environ_timeout) if environ_timeout is not None else None + + compression = ( + environ_to_compression(OTEL_EXPORTER_OTLP_LOGS_COMPRESSION) + if compression is None + else compression + ) + + OTLPExporterMixin.__init__( + self, + endpoint=endpoint or environ.get(OTEL_EXPORTER_OTLP_LOGS_ENDPOINT), + insecure=insecure, + credentials=credentials, + headers=headers or environ.get(OTEL_EXPORTER_OTLP_LOGS_HEADERS), + timeout=timeout or environ_timeout, + compression=compression, + stub=LogsServiceStub, + result=LogRecordExportResult, + channel_options=channel_options, + retryable_error_codes=retryable_error_codes, + component_type=OtelComponentTypeValues.OTLP_GRPC_LOG_EXPORTER, + signal="logs", + meter_provider=meter_provider, + ) + + def _translate_data(self, data: Sequence[ReadableLogRecord]) -> ExportLogsServiceRequest: + return encode_logs(data) + + def _count_data(self, data: Sequence[ReadableLogRecord]) -> int: + return len(data) + + def export( + self, + batch: Sequence[ReadableLogRecord], + ) -> Literal[LogRecordExportResult.SUCCESS, LogRecordExportResult.FAILURE]: + return OTLPExporterMixin._export(self, batch) + + def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: + OTLPExporterMixin.shutdown(self, timeout_millis=timeout_millis) + + def force_flush(self, timeout_millis: float = 10_000) -> bool: + """Nothing is buffered in this exporter, so this method does nothing.""" + return True + + @property + def _exporting(self) -> str: + return "logs" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/exporter.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/exporter.py new file mode 100644 index 00000000000..4369f6b4b22 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/exporter.py @@ -0,0 +1,439 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import os +import random +import threading +from abc import ABC, abstractmethod +from collections.abc import Iterable, Sequence +from collections.abc import Sequence as TypingSequence +from logging import getLogger +from os import environ +from time import time +from typing import Generic, Literal, TypeVar +from urllib.parse import urlparse + +from grpc import ( + ChannelCredentials, + Compression, + RpcError, + StatusCode, + insecure_channel, + secure_channel, + ssl_channel_credentials, +) + +from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( + create_exporter_metrics, +) +from opentelemetry.exporter.otlp.pyproto.grpc import ( + _OTLP_GRPC_CHANNEL_OPTIONS, +) +from opentelemetry.metrics import MeterProvider +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2 import ( + ExportLogsServiceRequest, +) +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2_grpc import ( + LogsServiceStub, +) +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( + ExportMetricsServiceRequest, +) +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2_grpc import ( + MetricsServiceStub, +) +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2 import ( + ExportTraceServiceRequest, +) +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2_grpc import ( + TraceServiceStub, +) +from opentelemetry.sdk._logs import ReadableLogRecord +from opentelemetry.sdk._logs.export import LogRecordExportResult +from opentelemetry.sdk._shared_internal import DuplicateFilter +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_CREDENTIAL_PROVIDER, + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_RETRYABLE_ERROR_CODES, + OTEL_EXPORTER_OTLP_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_KEY, + OTEL_EXPORTER_OTLP_COMPRESSION, + OTEL_EXPORTER_OTLP_ENDPOINT, + OTEL_EXPORTER_OTLP_HEADERS, + OTEL_EXPORTER_OTLP_INSECURE, + OTEL_EXPORTER_OTLP_TIMEOUT, + OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, +) +from opentelemetry.sdk.metrics.export import MetricExportResult, MetricsData +from opentelemetry.sdk.trace import ReadableSpan +from opentelemetry.sdk.trace.export import SpanExportResult +from opentelemetry.semconv._incubating.attributes.otel_attributes import ( + OtelComponentTypeValues, +) +from opentelemetry.semconv._incubating.attributes.rpc_attributes import ( + RPC_RESPONSE_STATUS_CODE, +) +from opentelemetry.util._importlib_metadata import entry_points +from opentelemetry.util.re import parse_env_headers + +_RETRYABLE_ERROR_CODES = frozenset([ + StatusCode.CANCELLED, + StatusCode.DEADLINE_EXCEEDED, + StatusCode.RESOURCE_EXHAUSTED, + StatusCode.ABORTED, + StatusCode.OUT_OF_RANGE, + StatusCode.UNAVAILABLE, + StatusCode.DATA_LOSS, +]) +_MAX_RETRYS = 6 +logger = getLogger(__name__) +logger.addFilter(DuplicateFilter()) + +SDKDataT = TypeVar( + "SDKDataT", + TypingSequence[ReadableLogRecord], + MetricsData, + TypingSequence[ReadableSpan], +) +ExportServiceRequestT = TypeVar( + "ExportServiceRequestT", + ExportTraceServiceRequest, + ExportMetricsServiceRequest, + ExportLogsServiceRequest, +) +ExportResultT = TypeVar( + "ExportResultT", + LogRecordExportResult, + MetricExportResult, + SpanExportResult, +) +ExportStubT = TypeVar( + "ExportStubT", TraceServiceStub, MetricsServiceStub, LogsServiceStub +) + +_ENVIRON_TO_COMPRESSION = { + None: None, + "gzip": Compression.Gzip, +} + + +class InvalidCompressionValueException(Exception): + def __init__(self, environ_key: str, environ_value: str): + super().__init__( + f'Invalid value "{environ_value}" for compression envvar {environ_key}' + ) + + +def environ_to_compression(environ_key: str) -> Compression | None: + environ_value = ( + environ[environ_key].lower().strip() + if environ_key in environ + else None + ) + if environ_value not in _ENVIRON_TO_COMPRESSION and environ_value is not None: + raise InvalidCompressionValueException(environ_key, environ_value) + return _ENVIRON_TO_COMPRESSION[environ_value] + + +def _read_file(file_path: str) -> bytes | None: + try: + with open(file_path, "rb") as file: + return file.read() + except FileNotFoundError as e: + logger.exception( + "Failed to read file: %s. Please check if the file exists and is accessible.", + e.filename, + ) + return None + + +def _load_credentials( + certificate_file: str | None, + client_key_file: str | None, + client_certificate_file: str | None, +) -> ChannelCredentials: + root_certificates = _read_file(certificate_file) if certificate_file else None + private_key = _read_file(client_key_file) if client_key_file else None + certificate_chain = _read_file(client_certificate_file) if client_certificate_file else None + return ssl_channel_credentials( + root_certificates=root_certificates, + private_key=private_key, + certificate_chain=certificate_chain, + ) + + +def _get_credentials( + creds: ChannelCredentials | None, + credential_entry_point_env_key: str, + certificate_file_env_key: str, + client_key_file_env_key: str, + client_certificate_file_env_key: str, +) -> ChannelCredentials: + if creds is not None: + return creds + _credential_env = environ.get(credential_entry_point_env_key) + if _credential_env: + try: + maybe_channel_creds = next( + iter( + entry_points( + group="opentelemetry_otlp_credential_provider", + name=_credential_env, + ) + ) + ).load()() + except StopIteration: + raise RuntimeError( + f"Requested component '{_credential_env}' not found in " + f"entry point 'opentelemetry_otlp_credential_provider'" + ) + if isinstance(maybe_channel_creds, ChannelCredentials): + return maybe_channel_creds + else: + raise RuntimeError( + f"Requested component '{_credential_env}' is of type {type(maybe_channel_creds)}" + f" must be of type `grpc.ChannelCredentials`." + ) + + certificate_file = environ.get(certificate_file_env_key) + if certificate_file: + client_key_file = environ.get(client_key_file_env_key) + client_certificate_file = environ.get(client_certificate_file_env_key) + credentials = _load_credentials(certificate_file, client_key_file, client_certificate_file) + if credentials is not None: + return credentials + return ssl_channel_credentials() + + +class OTLPExporterMixin(ABC, Generic[SDKDataT, ExportServiceRequestT, ExportResultT, ExportStubT]): + def __init__( + self, + stub: ExportStubT, + result: ExportResultT, + endpoint: str | None = None, + insecure: bool | None = None, + credentials: ChannelCredentials | None = None, + headers: TypingSequence[tuple[str, str]] | dict[str, str] | str | None = None, + timeout: float | None = None, + compression: Compression | None = None, + channel_options: tuple[tuple[str, str]] | None = None, + retryable_error_codes: Iterable[StatusCode] | None = None, + *, + component_type: OtelComponentTypeValues | None = None, + signal: Literal["traces", "metrics", "logs"] = "traces", + meter_provider: MeterProvider | None = None, + ): + super().__init__() + self._result = result + self._stub = stub + self._endpoint = endpoint or environ.get(OTEL_EXPORTER_OTLP_ENDPOINT, "http://localhost:4317") + + parsed_url = urlparse(self._endpoint) + + if parsed_url.scheme == "https": + insecure = False + insecure_exporter = environ.get(OTEL_EXPORTER_OTLP_INSECURE) + if insecure is None: + if insecure_exporter is not None: + insecure = insecure_exporter.lower() == "true" + else: + insecure = parsed_url.scheme == "http" + + if parsed_url.netloc: + self._endpoint = parsed_url.netloc + + self._insecure = insecure + self._credentials = credentials + self._headers = headers or environ.get(OTEL_EXPORTER_OTLP_HEADERS) + if isinstance(self._headers, str): + temp_headers = parse_env_headers(self._headers, liberal=True) + self._headers = tuple(temp_headers.items()) + elif isinstance(self._headers, dict): + self._headers = tuple(self._headers.items()) + if self._headers is None: + self._headers = tuple() + + if channel_options: + overridden_options = {opt_name for (opt_name, _) in channel_options} + default_options = tuple( + (opt_name, opt_value) + for opt_name, opt_value in _OTLP_GRPC_CHANNEL_OPTIONS + if opt_name not in overridden_options + ) + self._channel_options = default_options + channel_options + else: + self._channel_options = tuple(_OTLP_GRPC_CHANNEL_OPTIONS) + + self._timeout = timeout or float(environ.get(OTEL_EXPORTER_OTLP_TIMEOUT, 10)) + self._collector_kwargs = None + + self._compression = ( + environ_to_compression(OTEL_EXPORTER_OTLP_COMPRESSION) + if compression is None + else compression + ) or Compression.NoCompression + + self._retryable_error_codes = retryable_error_codes or os.environ.get( + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_RETRYABLE_ERROR_CODES + ) + if isinstance(self._retryable_error_codes, str): + self._retryable_error_codes = frozenset( + StatusCode[code.strip().upper()] + for code in self._retryable_error_codes.split(",") + if code.strip() + ) + elif self._retryable_error_codes is not None: + self._retryable_error_codes = frozenset(self._retryable_error_codes) + else: + self._retryable_error_codes = _RETRYABLE_ERROR_CODES + + self._channel = None + self._client = None + self._shutdown_in_progress = threading.Event() + self._shutdown = False + + if not self._insecure: + self._credentials = _get_credentials( + self._credentials, + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_CERTIFICATE, + OTEL_EXPORTER_OTLP_CLIENT_KEY, + OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, + ) + + self._component_type = component_type + self._signal: Literal["traces", "metrics", "logs"] = signal + self._parsed_url = parsed_url + self._metrics = create_exporter_metrics( + self._component_type, + signal, + parsed_url, + meter_provider, + os.environ.get(OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, "") + .strip() + .lower() + == "true", + ) + + self._initialize_channel_and_stub() + + def _initialize_channel_and_stub(self): + if self._insecure: + self._channel = insecure_channel( + self._endpoint, + compression=self._compression, + options=self._channel_options, + ) + else: + assert self._credentials is not None + self._channel = secure_channel( + self._endpoint, + self._credentials, + compression=self._compression, + options=self._channel_options, + ) + self._client = self._stub(self._channel) + + @abstractmethod + def _translate_data(self, data: SDKDataT) -> ExportServiceRequestT: + pass + + @abstractmethod + def _count_data(self, data: SDKDataT) -> int: + pass + + def _export(self, data: SDKDataT) -> ExportResultT: + if self._shutdown: + logger.warning("Exporter already shutdown, ignoring batch") + return self._result.FAILURE + + with self._metrics.export_operation(self._count_data(data)) as result: + deadline_sec = time() + self._timeout + for retry_num in range(_MAX_RETRYS): + backoff_seconds = 2**retry_num * random.uniform(0.8, 1.2) + try: + if self._client is None: + return self._result.FAILURE + self._client.Export( + request=self._translate_data(data), + metadata=self._headers, + timeout=deadline_sec - time(), + ) + return self._result.SUCCESS + except RpcError as error: + if ( + error.code() == StatusCode.UNAVAILABLE + and retry_num == 0 + ): + logger.debug( + "Reinitializing gRPC channel for %s exporter due to UNAVAILABLE error", + self._exporting, + ) + try: + if self._channel: + self._channel.close() + except Exception as e: + logger.debug( + "Error closing channel for %s exporter to %s: %s", + self._exporting, + self._endpoint, + str(e), + ) + self._initialize_channel_and_stub() + + if ( + error.code() not in self._retryable_error_codes + or retry_num + 1 == _MAX_RETRYS + or backoff_seconds > (deadline_sec - time()) + or self._shutdown + ): + logger.error( + "Failed to export %s to %s, error code: %s, error details: %s", + self._exporting, + self._endpoint, + error.code(), + error.details(), + exc_info=error.code() == StatusCode.UNKNOWN, + ) + result.error = error + result.error_attrs = {RPC_RESPONSE_STATUS_CODE: error.code().name} + return self._result.FAILURE + logger.warning( + "Transient error %s encountered while exporting %s to %s, retrying in %.2fs. Error details: %s", + error.code(), + self._exporting, + self._endpoint, + backoff_seconds, + error.details(), + ) + shutdown = self._shutdown_in_progress.wait(backoff_seconds) + if shutdown: + logger.warning("Shutdown in progress, aborting retry.") + break + return self._result.FAILURE + + def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: + if self._shutdown: + logger.warning("Exporter already shutdown, ignoring call") + return + self._shutdown = True + self._shutdown_in_progress.set() + if self._channel: + self._channel.close() + + @property + @abstractmethod + def _exporting(self) -> str: + pass + + def _set_meter_provider(self, meter_provider: MeterProvider) -> None: + self._metrics = create_exporter_metrics( + self._component_type, + self._signal, + self._parsed_url, + meter_provider, + os.environ.get(OTEL_PYTHON_SDK_INTERNAL_METRICS_ENABLED, "") + .strip() + .lower() + == "true", + ) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py new file mode 100644 index 00000000000..1d2e8fdd740 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py @@ -0,0 +1,198 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from __future__ import annotations + +from collections.abc import Iterable +from collections.abc import Sequence as TypingSequence +from dataclasses import replace +from os import environ + +from grpc import ChannelCredentials, Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import OTLPMetricExporterMixin, encode_metrics +from opentelemetry.exporter.otlp.pyproto.grpc.exporter import ( + OTLPExporterMixin, + _get_credentials, + environ_to_compression, +) +from opentelemetry.metrics import MeterProvider +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ExportMetricsServiceRequest +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2_grpc import MetricsServiceStub +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_METRICS_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_METRICS_CERTIFICATE, + OTEL_EXPORTER_OTLP_METRICS_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_METRICS_CLIENT_KEY, + OTEL_EXPORTER_OTLP_METRICS_COMPRESSION, + OTEL_EXPORTER_OTLP_METRICS_ENDPOINT, + OTEL_EXPORTER_OTLP_METRICS_HEADERS, + OTEL_EXPORTER_OTLP_METRICS_INSECURE, + OTEL_EXPORTER_OTLP_METRICS_TIMEOUT, +) +from opentelemetry.sdk.metrics._internal.aggregation import Aggregation +from opentelemetry.sdk.metrics.export import ( + AggregationTemporality, + DataPointT, + Gauge, + Metric, + MetricExporter, + MetricExportResult, + MetricsData, + ResourceMetrics, + ScopeMetrics, + Sum, +) +from opentelemetry.semconv._incubating.attributes.otel_attributes import OtelComponentTypeValues + + +class OTLPMetricExporter( + MetricExporter, + OTLPExporterMixin[ + MetricsData, + ExportMetricsServiceRequest, + MetricExportResult, + MetricsServiceStub, + ], + OTLPMetricExporterMixin, +): + def __init__( + self, + endpoint: str | None = None, + insecure: bool | None = None, + credentials: ChannelCredentials | None = None, + headers: TypingSequence[tuple[str, str]] | dict[str, str] | str | None = None, + timeout: float | None = None, + compression: Compression | None = None, + preferred_temporality: dict[type, AggregationTemporality] | None = None, + preferred_aggregation: dict[type, Aggregation] | None = None, + max_export_batch_size: int | None = None, + channel_options: tuple[tuple[str, str]] | None = None, + retryable_error_codes: Iterable[StatusCode] | None = None, + *, + meter_provider: MeterProvider | None = None, + ): + insecure_metrics = environ.get(OTEL_EXPORTER_OTLP_METRICS_INSECURE) + if insecure is None and insecure_metrics is not None: + insecure = insecure_metrics.lower() == "true" + + if not insecure and environ.get(OTEL_EXPORTER_OTLP_METRICS_CERTIFICATE) is not None: + credentials = _get_credentials( + credentials, + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_METRICS_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_METRICS_CERTIFICATE, + OTEL_EXPORTER_OTLP_METRICS_CLIENT_KEY, + OTEL_EXPORTER_OTLP_METRICS_CLIENT_CERTIFICATE, + ) + + environ_timeout = environ.get(OTEL_EXPORTER_OTLP_METRICS_TIMEOUT) + environ_timeout = float(environ_timeout) if environ_timeout is not None else None + + compression = ( + environ_to_compression(OTEL_EXPORTER_OTLP_METRICS_COMPRESSION) + if compression is None + else compression + ) + + self._common_configuration(preferred_temporality, preferred_aggregation) + + OTLPExporterMixin.__init__( + self, + stub=MetricsServiceStub, + result=MetricExportResult, + endpoint=endpoint or environ.get(OTEL_EXPORTER_OTLP_METRICS_ENDPOINT), + insecure=insecure, + credentials=credentials, + headers=headers or environ.get(OTEL_EXPORTER_OTLP_METRICS_HEADERS), + timeout=timeout or environ_timeout, + compression=compression, + channel_options=channel_options, + retryable_error_codes=retryable_error_codes, + component_type=OtelComponentTypeValues.OTLP_GRPC_METRIC_EXPORTER, + signal="metrics", + meter_provider=meter_provider, + ) + + self._max_export_batch_size: int | None = max_export_batch_size + + def _translate_data(self, data: MetricsData) -> ExportMetricsServiceRequest: + return encode_metrics(data) + + def _count_data(self, data: MetricsData) -> int: + num_items = 0 + for resource_metrics in data.resource_metrics: + for scope_metrics in resource_metrics.scope_metrics: + for metric in scope_metrics.metrics: + num_items += len(metric.data.data_points) + return num_items + + def export( + self, + metrics_data: MetricsData, + timeout_millis: float = 10_000, + **kwargs, + ) -> MetricExportResult: + if self._max_export_batch_size is None: + return self._export(data=metrics_data) + + export_result = MetricExportResult.SUCCESS + for split_metrics_data in self._split_metrics_data(metrics_data): + split_export_result = self._export(data=split_metrics_data) + if split_export_result is MetricExportResult.FAILURE: + export_result = MetricExportResult.FAILURE + return export_result + + def _split_metrics_data(self, metrics_data: MetricsData) -> Iterable[MetricsData]: + assert self._max_export_batch_size is not None + batch_size: int = 0 + split_resource_metrics: list[ResourceMetrics] = [] + + for resource_metrics in metrics_data.resource_metrics: + split_scope_metrics: list[ScopeMetrics] = [] + split_resource_metrics.append(replace(resource_metrics, scope_metrics=split_scope_metrics)) + + for scope_metrics in resource_metrics.scope_metrics: + split_metrics: list[Metric] = [] + split_scope_metrics.append(replace(scope_metrics, metrics=split_metrics)) + + for metric in scope_metrics.metrics: + split_data_points: list[DataPointT] = [] + split_metrics.append(replace(metric, data=replace(metric.data, data_points=split_data_points))) + + for data_point in metric.data.data_points: + split_data_points.append(data_point) + batch_size += 1 + + if batch_size >= self._max_export_batch_size: + yield MetricsData(resource_metrics=split_resource_metrics) + batch_size = 0 + split_data_points = [] + split_metrics = [replace(metric, data=replace(metric.data, data_points=split_data_points))] + split_scope_metrics = [replace(scope_metrics, metrics=split_metrics)] + split_resource_metrics = [replace(resource_metrics, scope_metrics=split_scope_metrics)] + + if not split_data_points: + split_metrics.pop() + + if not split_metrics: + split_scope_metrics.pop() + + if not split_scope_metrics: + split_resource_metrics.pop() + + if batch_size > 0: + yield MetricsData(resource_metrics=split_resource_metrics) + + def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: + OTLPExporterMixin.shutdown(self, timeout_millis=timeout_millis) + + def set_meter_provider(self, meter_provider: MeterProvider): + return self._set_meter_provider(meter_provider) + + @property + def _exporting(self) -> str: + return "metrics" + + def force_flush(self, timeout_millis: float = 10_000) -> bool: + """Nothing is buffered in this exporter, so this method does nothing.""" + return True diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py new file mode 100644 index 00000000000..1bbf3a43d1f --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py @@ -0,0 +1,114 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from collections.abc import Iterable, Sequence +from collections.abc import Sequence as TypingSequence +from os import environ + +from grpc import ChannelCredentials, Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.common._internal.trace_encoder import encode_spans +from opentelemetry.exporter.otlp.pyproto.grpc.exporter import ( + OTLPExporterMixin, + _get_credentials, + environ_to_compression, +) +from opentelemetry.metrics import MeterProvider +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2 import ExportTraceServiceRequest +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2_grpc import TraceServiceStub +from opentelemetry.sdk.environment_variables import ( + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_TRACES_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_TRACES_CERTIFICATE, + OTEL_EXPORTER_OTLP_TRACES_CLIENT_CERTIFICATE, + OTEL_EXPORTER_OTLP_TRACES_CLIENT_KEY, + OTEL_EXPORTER_OTLP_TRACES_COMPRESSION, + OTEL_EXPORTER_OTLP_TRACES_ENDPOINT, + OTEL_EXPORTER_OTLP_TRACES_HEADERS, + OTEL_EXPORTER_OTLP_TRACES_INSECURE, + OTEL_EXPORTER_OTLP_TRACES_TIMEOUT, +) +from opentelemetry.sdk.trace import ReadableSpan +from opentelemetry.sdk.trace.export import SpanExporter, SpanExportResult +from opentelemetry.semconv._incubating.attributes.otel_attributes import OtelComponentTypeValues + + +class OTLPSpanExporter( + SpanExporter, + OTLPExporterMixin[ + Sequence[ReadableSpan], + ExportTraceServiceRequest, + SpanExportResult, + TraceServiceStub, + ], +): + def __init__( + self, + endpoint: str | None = None, + insecure: bool | None = None, + credentials: ChannelCredentials | None = None, + headers: TypingSequence[tuple[str, str]] | dict[str, str] | str | None = None, + timeout: float | None = None, + compression: Compression | None = None, + channel_options: tuple[tuple[str, str]] | None = None, + retryable_error_codes: Iterable[StatusCode] | None = None, + *, + meter_provider: MeterProvider | None = None, + ): + insecure_spans = environ.get(OTEL_EXPORTER_OTLP_TRACES_INSECURE) + if insecure is None and insecure_spans is not None: + insecure = insecure_spans.lower() == "true" + + if not insecure and environ.get(OTEL_EXPORTER_OTLP_TRACES_CERTIFICATE) is not None: + credentials = _get_credentials( + credentials, + _OTEL_PYTHON_EXPORTER_OTLP_GRPC_TRACES_CREDENTIAL_PROVIDER, + OTEL_EXPORTER_OTLP_TRACES_CERTIFICATE, + OTEL_EXPORTER_OTLP_TRACES_CLIENT_KEY, + OTEL_EXPORTER_OTLP_TRACES_CLIENT_CERTIFICATE, + ) + + environ_timeout = environ.get(OTEL_EXPORTER_OTLP_TRACES_TIMEOUT) + environ_timeout = float(environ_timeout) if environ_timeout is not None else None + + compression = ( + environ_to_compression(OTEL_EXPORTER_OTLP_TRACES_COMPRESSION) + if compression is None + else compression + ) + + OTLPExporterMixin.__init__( + self, + stub=TraceServiceStub, + result=SpanExportResult, + endpoint=endpoint or environ.get(OTEL_EXPORTER_OTLP_TRACES_ENDPOINT), + insecure=insecure, + credentials=credentials, + headers=headers or environ.get(OTEL_EXPORTER_OTLP_TRACES_HEADERS), + timeout=timeout or environ_timeout, + compression=compression, + channel_options=channel_options, + retryable_error_codes=retryable_error_codes, + component_type=OtelComponentTypeValues.OTLP_GRPC_SPAN_EXPORTER, + signal="traces", + meter_provider=meter_provider, + ) + + def _translate_data(self, data: Sequence[ReadableSpan]) -> ExportTraceServiceRequest: + return encode_spans(data) + + def _count_data(self, data: Sequence[ReadableSpan]) -> int: + return len(data) + + def export(self, spans: Sequence[ReadableSpan]) -> SpanExportResult: + return self._export(spans) + + def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: + OTLPExporterMixin.shutdown(self, timeout_millis=timeout_millis) + + def force_flush(self, timeout_millis: int = 30000) -> bool: + """Nothing is buffered in this exporter, so this method does nothing.""" + return True + + @property + def _exporting(self): + return "traces" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/version/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/version/__init__.py new file mode 100644 index 00000000000..b6eca6b1914 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/src/opentelemetry/exporter/otlp/pyproto/grpc/version/__init__.py @@ -0,0 +1,4 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +__version__ = "1.43.0.dev" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py index 86d2ee1f0af..2c57e0914fa 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2.py @@ -24,5 +24,9 @@ def SerializeToString(self) -> bytes: class ExportLogsServiceResponse: + @classmethod + def FromString(cls, data: bytes) -> 'ExportLogsServiceResponse': + return cls() + def SerializeToString(self) -> bytes: return b"" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2_grpc.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2_grpc.py new file mode 100644 index 00000000000..b766d390c49 --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/logs/v1/logs_service_pypb2_grpc.py @@ -0,0 +1,16 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.pyproto.collector.logs.v1.logs_service_pypb2 import ( + ExportLogsServiceRequest, + ExportLogsServiceResponse, +) + + +class LogsServiceStub: + def __init__(self, channel): + self.Export = channel.unary_unary( + '/opentelemetry.proto.collector.logs.v1.LogsService/Export', + request_serializer=ExportLogsServiceRequest.SerializeToString, + response_deserializer=ExportLogsServiceResponse.FromString, + ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py index fb88e2e0e08..27322ab663d 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2.py @@ -24,5 +24,9 @@ def SerializeToString(self) -> bytes: class ExportMetricsServiceResponse: + @classmethod + def FromString(cls, data: bytes) -> 'ExportMetricsServiceResponse': + return cls() + def SerializeToString(self) -> bytes: return b"" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2_grpc.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2_grpc.py new file mode 100644 index 00000000000..50d555ae10f --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/metrics/v1/metrics_service_pypb2_grpc.py @@ -0,0 +1,16 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( + ExportMetricsServiceRequest, + ExportMetricsServiceResponse, +) + + +class MetricsServiceStub: + def __init__(self, channel): + self.Export = channel.unary_unary( + '/opentelemetry.proto.collector.metrics.v1.MetricsService/Export', + request_serializer=ExportMetricsServiceRequest.SerializeToString, + response_deserializer=ExportMetricsServiceResponse.FromString, + ) diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py index f8635e3c69c..1adaf90debf 100644 --- a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2.py @@ -24,5 +24,9 @@ def SerializeToString(self) -> bytes: class ExportTraceServiceResponse: + @classmethod + def FromString(cls, data: bytes) -> 'ExportTraceServiceResponse': + return cls() + def SerializeToString(self) -> bytes: return b"" diff --git a/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2_grpc.py b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2_grpc.py new file mode 100644 index 00000000000..3d2b45fc42f --- /dev/null +++ b/opentelemetry-pyproto/src/opentelemetry/pyproto/collector/trace/v1/trace_service_pypb2_grpc.py @@ -0,0 +1,16 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2 import ( + ExportTraceServiceRequest, + ExportTraceServiceResponse, +) + + +class TraceServiceStub: + def __init__(self, channel): + self.Export = channel.unary_unary( + '/opentelemetry.proto.collector.trace.v1.TraceService/Export', + request_serializer=ExportTraceServiceRequest.SerializeToString, + response_deserializer=ExportTraceServiceResponse.FromString, + ) From 59d87fffc9d03d59a5747ae6a5894187ca9abf3c Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 01:53:26 -0600 Subject: [PATCH 45/66] Add tests for opentelemetry-exporter-otlp-pyproto-grpc 78 tests covering OTLPExporterMixin (channel creation, env vars, retry logic, shutdown, compression) and all three signal exporters (trace, metric, log), including metric batch splitting via max_export_batch_size. Co-Authored-By: Claude Sonnet 4.6 --- .../README.rst | 4 + .../pyproject.toml | 5 + .../tests/__init__.py | 0 .../tests/opentelemetry/__init__.py | 0 .../tests/opentelemetry/exporter/__init__.py | 0 .../opentelemetry/exporter/otlp/__init__.py | 0 .../exporter/otlp/pyproto/__init__.py | 0 .../exporter/otlp/pyproto/grpc/__init__.py | 0 .../pyproto/grpc/_log_exporter/__init__.py | 0 .../grpc/_log_exporter/test___init__.py | 136 +++++++++ .../pyproto/grpc/metric_exporter/__init__.py | 0 .../grpc/metric_exporter/test___init__.py | 224 ++++++++++++++ .../otlp/pyproto/grpc/test_exporter.py | 285 ++++++++++++++++++ .../pyproto/grpc/trace_exporter/__init__.py | 0 .../grpc/trace_exporter/test___init__.py | 140 +++++++++ 15 files changed, 794 insertions(+) create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/README.rst create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/test___init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/test___init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/test_exporter.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py create mode 100644 exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/test___init__.py diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/README.rst b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/README.rst new file mode 100644 index 00000000000..3778b54d4c3 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/README.rst @@ -0,0 +1,4 @@ +OpenTelemetry OTLP pure-Python protobuf gRPC Exporter +====================================================== + +Pure-Python protobuf OTLP over gRPC exporter, no ``google.protobuf`` dependency. diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml index 697ef4375bf..2150fd6399c 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/pyproject.toml @@ -27,6 +27,11 @@ otlp_pyproto_grpc = "opentelemetry.exporter.otlp.pyproto.grpc.metric_exporter:OT [project.entry-points.opentelemetry_logs_exporter] otlp_pyproto_grpc = "opentelemetry.exporter.otlp.pyproto.grpc._log_exporter:OTLPLogExporter" +[dependency-groups] +dev = [ + "pytest>=7.0", +] + [tool.hatch.version] path = "src/opentelemetry/exporter/otlp/pyproto/grpc/version/__init__.py" diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/test___init__.py new file mode 100644 index 00000000000..d90e3ed1296 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/_log_exporter/test___init__.py @@ -0,0 +1,136 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from unittest.mock import patch + +import grpc +from grpc import Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.grpc._log_exporter import OTLPLogExporter +from opentelemetry.sdk._logs.export import LogRecordExportResult + +_INSECURE_CH = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.insecure_channel" + + +class _FakeRpcError(grpc.RpcError): + def __init__(self, code, details=""): + self._code = code + self._details = details + + def code(self): + return self._code + + def details(self): + return self._details + + +def _make_exporter(**kwargs): + with patch(_INSECURE_CH): + exporter = OTLPLogExporter(insecure=True, **kwargs) + return exporter + + +class TestOTLPLogExporterConstructor(unittest.TestCase): + + def test_defaults(self): + with patch(_INSECURE_CH) as mock_ch: + exporter = OTLPLogExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "localhost:4317") + self.assertEqual(exporter._timeout, 10.0) + self.assertFalse(exporter._shutdown) + exporter.shutdown() + + def test_logs_endpoint_env_var(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_LOGS_ENDPOINT": "http://logs-host:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPLogExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "logs-host:4317") + + def test_logs_endpoint_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_ENDPOINT": "http://generic:4317", + "OTEL_EXPORTER_OTLP_LOGS_ENDPOINT": "http://logs:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPLogExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "logs:4317") + + def test_logs_timeout_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_LOGS_TIMEOUT": "12"}): + exporter = _make_exporter() + self.assertEqual(exporter._timeout, 12.0) + exporter.shutdown() + + def test_logs_insecure_env_var_true(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_LOGS_INSECURE": "true"}): + with patch(_INSECURE_CH) as mock_insecure: + OTLPLogExporter() + mock_insecure.assert_called_once() + + def test_logs_headers_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_LOGS_HEADERS": "x-log=yes"}): + exporter = _make_exporter() + self.assertIn(("x-log", "yes"), exporter._headers) + exporter.shutdown() + + def test_logs_compression_env_var_gzip(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_LOGS_COMPRESSION": "gzip"}): + with patch(_INSECURE_CH) as mock_ch: + OTLPLogExporter(insecure=True) + _, kwargs = mock_ch.call_args + self.assertEqual(kwargs.get("compression"), Compression.Gzip) + + def test_arg_endpoint_overrides_env(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_LOGS_ENDPOINT": "http://env:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPLogExporter(insecure=True, endpoint="http://arg:4317") + args, _ = mock_ch.call_args + self.assertEqual(args[0], "arg:4317") + + def test_exporting_property(self): + exporter = _make_exporter() + self.assertEqual(exporter._exporting, "logs") + exporter.shutdown() + + +class TestOTLPLogExporterExport(unittest.TestCase): + + def test_export_success(self): + exporter = _make_exporter() + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.SUCCESS) + exporter.shutdown() + + def test_export_failure_non_retryable(self): + exporter = _make_exporter() + exporter._client.Export.side_effect = _FakeRpcError(StatusCode.PERMISSION_DENIED) + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + exporter.shutdown() + + def test_export_after_shutdown(self): + exporter = _make_exporter() + exporter.shutdown() + result = exporter.export([]) + self.assertEqual(result, LogRecordExportResult.FAILURE) + + def test_force_flush_returns_true(self): + exporter = _make_exporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + def test_shutdown_sets_flag(self): + exporter = _make_exporter() + self.assertFalse(exporter._shutdown) + exporter.shutdown() + self.assertTrue(exporter._shutdown) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/test___init__.py new file mode 100644 index 00000000000..9aeb0b7b27e --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/metric_exporter/test___init__.py @@ -0,0 +1,224 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from unittest.mock import Mock, patch + +import grpc +from grpc import Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.grpc.metric_exporter import OTLPMetricExporter +from opentelemetry.sdk.metrics.export import ( + AggregationTemporality, + MetricExportResult, + MetricsData, + NumberDataPoint, + ResourceMetrics, + ScopeMetrics, +) +from opentelemetry.sdk.metrics.export import Gauge as SDKGauge +from opentelemetry.sdk.metrics.export import Metric +from opentelemetry.sdk.resources import Resource +from opentelemetry.sdk.util.instrumentation import InstrumentationScope + +_INSECURE_CH = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.insecure_channel" + + +class _FakeRpcError(grpc.RpcError): + def __init__(self, code, details=""): + self._code = code + self._details = details + + def code(self): + return self._code + + def details(self): + return self._details + + +def _make_exporter(**kwargs): + with patch(_INSECURE_CH): + exporter = OTLPMetricExporter(insecure=True, **kwargs) + return exporter + + +def _make_metrics_data(n_data_points: int = 1) -> MetricsData: + data_points = [ + NumberDataPoint( + attributes={"i": i}, + start_time_unix_nano=0, + time_unix_nano=1641946016139533244, + value=float(i), + exemplars=[], + ) + for i in range(n_data_points) + ] + return MetricsData( + resource_metrics=[ + ResourceMetrics( + resource=Resource({"service.name": "test"}), + scope_metrics=[ + ScopeMetrics( + scope=InstrumentationScope("test", "1.0"), + metrics=[ + Metric( + name="my.gauge", + description="", + unit="1", + data=SDKGauge(data_points=data_points), + ) + ], + schema_url="", + ) + ], + schema_url="", + ) + ] + ) + + +class TestOTLPMetricExporterConstructor(unittest.TestCase): + + def test_defaults(self): + with patch(_INSECURE_CH) as mock_ch: + exporter = OTLPMetricExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "localhost:4317") + self.assertEqual(exporter._timeout, 10.0) + self.assertIsNone(exporter._max_export_batch_size) + exporter.shutdown() + + def test_metrics_endpoint_env_var(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_METRICS_ENDPOINT": "http://metrics-host:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPMetricExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "metrics-host:4317") + + def test_metrics_endpoint_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_ENDPOINT": "http://generic:4317", + "OTEL_EXPORTER_OTLP_METRICS_ENDPOINT": "http://metrics:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPMetricExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "metrics:4317") + + def test_metrics_timeout_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_METRICS_TIMEOUT": "15"}): + exporter = _make_exporter() + self.assertEqual(exporter._timeout, 15.0) + exporter.shutdown() + + def test_metrics_insecure_env_var_true(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_METRICS_INSECURE": "true"}): + with patch(_INSECURE_CH) as mock_insecure: + OTLPMetricExporter() + mock_insecure.assert_called_once() + + def test_metrics_headers_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_METRICS_HEADERS": "x-metric=1"}): + exporter = _make_exporter() + self.assertIn(("x-metric", "1"), exporter._headers) + exporter.shutdown() + + def test_max_export_batch_size_stored(self): + exporter = _make_exporter(max_export_batch_size=100) + self.assertEqual(exporter._max_export_batch_size, 100) + exporter.shutdown() + + def test_exporting_property(self): + exporter = _make_exporter() + self.assertEqual(exporter._exporting, "metrics") + exporter.shutdown() + + +class TestOTLPMetricExporterExport(unittest.TestCase): + + def test_export_success(self): + exporter = _make_exporter() + result = exporter.export(_make_metrics_data()) + self.assertEqual(result, MetricExportResult.SUCCESS) + exporter.shutdown() + + def test_export_empty_metrics(self): + exporter = _make_exporter() + result = exporter.export(MetricsData(resource_metrics=[])) + self.assertEqual(result, MetricExportResult.SUCCESS) + exporter.shutdown() + + def test_export_failure_non_retryable(self): + exporter = _make_exporter() + exporter._client.Export.side_effect = _FakeRpcError(StatusCode.PERMISSION_DENIED) + result = exporter.export(_make_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + exporter.shutdown() + + def test_export_after_shutdown(self): + exporter = _make_exporter() + exporter.shutdown() + result = exporter.export(_make_metrics_data()) + self.assertEqual(result, MetricExportResult.FAILURE) + + def test_force_flush_returns_true(self): + exporter = _make_exporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + def test_set_meter_provider(self): + from opentelemetry.sdk.metrics import MeterProvider + exporter = _make_exporter() + mp = MeterProvider() + exporter.set_meter_provider(mp) # should not raise + exporter.shutdown() + + +class TestOTLPMetricExporterSplitBatch(unittest.TestCase): + """Tests for batch splitting via max_export_batch_size.""" + + def test_no_split_when_no_max_batch_size(self): + exporter = _make_exporter() + metrics_data = _make_metrics_data(n_data_points=5) + result = exporter.export(metrics_data) + self.assertEqual(result, MetricExportResult.SUCCESS) + # Single Export call (no splitting) + self.assertEqual(exporter._client.Export.call_count, 1) + exporter.shutdown() + + def test_split_into_multiple_batches(self): + # 5 data points, batch size 2 → 3 Export calls + exporter = _make_exporter(max_export_batch_size=2) + metrics_data = _make_metrics_data(n_data_points=5) + result = exporter.export(metrics_data) + self.assertEqual(result, MetricExportResult.SUCCESS) + self.assertEqual(exporter._client.Export.call_count, 3) + exporter.shutdown() + + def test_split_exact_batch_size(self): + # 4 data points, batch size 4 → 1 Export call + exporter = _make_exporter(max_export_batch_size=4) + metrics_data = _make_metrics_data(n_data_points=4) + result = exporter.export(metrics_data) + self.assertEqual(result, MetricExportResult.SUCCESS) + self.assertEqual(exporter._client.Export.call_count, 1) + exporter.shutdown() + + def test_split_partial_failure_returns_failure(self): + exporter = _make_exporter(max_export_batch_size=2) + metrics_data = _make_metrics_data(n_data_points=4) + call_count = [0] + + def fail_on_second(*args, **kwargs): + call_count[0] += 1 + if call_count[0] == 2: + raise _FakeRpcError(StatusCode.PERMISSION_DENIED) + + exporter._client.Export.side_effect = fail_on_second + result = exporter.export(metrics_data) + self.assertEqual(result, MetricExportResult.FAILURE) + exporter.shutdown() diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/test_exporter.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/test_exporter.py new file mode 100644 index 00000000000..78d00dc1590 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/test_exporter.py @@ -0,0 +1,285 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from collections.abc import Sequence +from unittest.mock import Mock, patch, call + +import grpc +from grpc import Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.grpc.exporter import ( + InvalidCompressionValueException, + OTLPExporterMixin, + _RETRYABLE_ERROR_CODES, + environ_to_compression, +) +from opentelemetry.exporter.otlp.pyproto.grpc.trace_exporter import OTLPSpanExporter +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2 import ExportTraceServiceRequest +from opentelemetry.pyproto.collector.trace.v1.trace_service_pypb2_grpc import TraceServiceStub +from opentelemetry.sdk.trace import ReadableSpan +from opentelemetry.sdk.trace.export import SpanExporter, SpanExportResult + +_INSECURE_CH = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.insecure_channel" +_SECURE_CH = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.secure_channel" +_SSL_CREDS = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.ssl_channel_credentials" +_UNIFORM = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.random.uniform" + + +class _FakeRpcError(grpc.RpcError): + def __init__(self, code, details=""): + self._code = code + self._details = details + + def code(self): + return self._code + + def details(self): + return self._details + + +def _make_exporter(**kwargs): + """Create OTLPSpanExporter with a mock insecure channel, returning (exporter, mock_channel).""" + with patch(_INSECURE_CH) as mock_ch: + mock_channel = Mock() + mock_ch.return_value = mock_channel + exporter = OTLPSpanExporter(insecure=True, **kwargs) + return exporter, mock_channel + + +class TestOTLPExporterMixinChannel(unittest.TestCase): + + def test_insecure_true_uses_insecure_channel(self): + with patch(_INSECURE_CH) as mock_insecure: + exporter = OTLPSpanExporter(insecure=True) + mock_insecure.assert_called_once() + exporter.shutdown() + + def test_http_scheme_implies_insecure(self): + with patch(_INSECURE_CH) as mock_insecure: + exporter = OTLPSpanExporter(endpoint="http://collector:4317") + mock_insecure.assert_called_once() + exporter.shutdown() + + def test_insecure_false_uses_secure_channel(self): + with patch(_SSL_CREDS, return_value=Mock(spec=grpc.ChannelCredentials)): + with patch(_SECURE_CH) as mock_secure: + exporter = OTLPSpanExporter(insecure=False) + mock_secure.assert_called_once() + exporter.shutdown() + + def test_https_scheme_implies_secure(self): + with patch(_SSL_CREDS, return_value=Mock(spec=grpc.ChannelCredentials)): + with patch(_SECURE_CH) as mock_secure: + exporter = OTLPSpanExporter(endpoint="https://collector:4317") + mock_secure.assert_called_once() + exporter.shutdown() + + def test_default_endpoint_is_localhost_4317(self): + with patch(_INSECURE_CH) as mock_insecure: + OTLPSpanExporter(insecure=True) + args, _ = mock_insecure.call_args + self.assertEqual(args[0], "localhost:4317") + + def test_endpoint_netloc_extracted(self): + with patch(_INSECURE_CH) as mock_insecure: + OTLPSpanExporter(insecure=True, endpoint="http://myhost:4317") + args, _ = mock_insecure.call_args + self.assertEqual(args[0], "myhost:4317") + + def test_generic_endpoint_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_ENDPOINT": "http://env-host:4317"}): + with patch(_INSECURE_CH) as mock_insecure: + OTLPSpanExporter(insecure=True) + args, _ = mock_insecure.call_args + self.assertEqual(args[0], "env-host:4317") + + def test_insecure_env_var_true(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_INSECURE": "true"}): + with patch(_INSECURE_CH) as mock_insecure: + OTLPSpanExporter() + mock_insecure.assert_called_once() + + def test_compression_gzip_passed_to_channel(self): + with patch(_INSECURE_CH) as mock_insecure: + OTLPSpanExporter(insecure=True, compression=Compression.Gzip) + _, kwargs = mock_insecure.call_args + self.assertEqual(kwargs.get("compression"), Compression.Gzip) + + +class TestOTLPExporterMixinHeaders(unittest.TestCase): + + def test_headers_dict_converted_to_tuple(self): + exporter, _ = _make_exporter(headers={"x-my-header": "val"}) + self.assertIn(("x-my-header", "val"), exporter._headers) + exporter.shutdown() + + def test_headers_str_parsed(self): + exporter, _ = _make_exporter(headers="x-token=abc,x-env=xyz") + self.assertIn(("x-token", "abc"), exporter._headers) + self.assertIn(("x-env", "xyz"), exporter._headers) + exporter.shutdown() + + def test_headers_env_var_parsed(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_HEADERS": "x-hdr=foo"}): + exporter, _ = _make_exporter() + self.assertIn(("x-hdr", "foo"), exporter._headers) + exporter.shutdown() + + def test_no_headers_gives_empty_tuple(self): + exporter, _ = _make_exporter() + self.assertEqual(exporter._headers, tuple()) + exporter.shutdown() + + +class TestOTLPExporterMixinTimeout(unittest.TestCase): + + def test_default_timeout(self): + exporter, _ = _make_exporter() + self.assertEqual(exporter._timeout, 10.0) + exporter.shutdown() + + def test_timeout_arg(self): + exporter, _ = _make_exporter(timeout=42) + self.assertEqual(exporter._timeout, 42.0) + exporter.shutdown() + + def test_timeout_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TIMEOUT": "25"}): + exporter, _ = _make_exporter() + self.assertEqual(exporter._timeout, 25.0) + exporter.shutdown() + + +class TestOTLPExporterMixinRetryableCodes(unittest.TestCase): + + def test_default_retryable_codes(self): + exporter, _ = _make_exporter() + self.assertEqual(exporter._retryable_error_codes, _RETRYABLE_ERROR_CODES) + exporter.shutdown() + + def test_custom_codes_from_arg(self): + exporter, _ = _make_exporter(retryable_error_codes=[StatusCode.NOT_FOUND]) + self.assertIn(StatusCode.NOT_FOUND, exporter._retryable_error_codes) + self.assertNotIn(StatusCode.UNAVAILABLE, exporter._retryable_error_codes) + exporter.shutdown() + + def test_custom_codes_from_env_var(self): + env = {"OTEL_PYTHON_EXPORTER_OTLP_GRPC_RETRYABLE_ERROR_CODES": "NOT_FOUND,UNKNOWN"} + with patch.dict("os.environ", env): + exporter, _ = _make_exporter() + self.assertIn(StatusCode.NOT_FOUND, exporter._retryable_error_codes) + self.assertIn(StatusCode.UNKNOWN, exporter._retryable_error_codes) + exporter.shutdown() + + +class TestOTLPExporterMixinExport(unittest.TestCase): + + def _exporter_with_mock_client(self, **kwargs): + exporter, mock_channel = _make_exporter(**kwargs) + # TraceServiceStub.__init__ sets self.Export = channel.unary_unary(...) + # mock_channel.unary_unary(...) returns a Mock, so _client.Export is that Mock + return exporter, exporter._client.Export + + def test_export_success(self): + exporter, mock_export = self._exporter_with_mock_client() + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.SUCCESS) + mock_export.assert_called_once() + exporter.shutdown() + + def test_export_after_shutdown_returns_failure(self): + exporter, _ = self._exporter_with_mock_client() + exporter.shutdown() + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + + def test_export_non_retryable_error_fails_immediately(self): + exporter, mock_export = self._exporter_with_mock_client() + mock_export.side_effect = _FakeRpcError(StatusCode.NOT_FOUND, "not found") + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + # Should only attempt once (non-retryable) + self.assertEqual(mock_export.call_count, 1) + exporter.shutdown() + + def test_export_retryable_then_deadline_exceeded(self): + # Large backoff immediately exceeds short timeout → exits after first attempt + exporter, mock_export = self._exporter_with_mock_client(timeout=0.01) + mock_export.side_effect = _FakeRpcError(StatusCode.UNAVAILABLE) + with patch(_UNIFORM, return_value=100.0): + with patch(_INSECURE_CH): # reinit channel on UNAVAILABLE + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_export_max_retries_exhausted(self): + # Use RESOURCE_EXHAUSTED — retryable but does not trigger channel reinit + exporter, mock_export = self._exporter_with_mock_client(timeout=999) + mock_export.side_effect = _FakeRpcError(StatusCode.RESOURCE_EXHAUSTED) + with patch(_UNIFORM, return_value=0.00001): + with patch.object(exporter._shutdown_in_progress, "wait", return_value=False): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_shutdown_interrupts_retry(self): + # Use RESOURCE_EXHAUSTED — retryable but does not trigger channel reinit + exporter, mock_export = self._exporter_with_mock_client(timeout=999) + mock_export.side_effect = _FakeRpcError(StatusCode.RESOURCE_EXHAUSTED) + with patch(_UNIFORM, return_value=0.00001): + with patch.object(exporter._shutdown_in_progress, "wait", return_value=True): + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_unavailable_triggers_channel_reinit(self): + exporter, mock_export = self._exporter_with_mock_client(timeout=0.001) + mock_export.side_effect = _FakeRpcError(StatusCode.UNAVAILABLE) + with patch(_UNIFORM, return_value=100.0): + with patch(_INSECURE_CH) as mock_new_channel: + exporter.export([]) + # channel was reinitialized once on first UNAVAILABLE + mock_new_channel.assert_called_once() + exporter.shutdown() + + +class TestOTLPExporterMixinShutdown(unittest.TestCase): + + def test_shutdown_sets_flag_and_closes_channel(self): + exporter, mock_channel = _make_exporter() + self.assertFalse(exporter._shutdown) + exporter.shutdown() + self.assertTrue(exporter._shutdown) + mock_channel.close.assert_called_once() + + def test_shutdown_twice_logs_warning(self): + exporter, _ = _make_exporter() + exporter.shutdown() + with self.assertLogs(level="WARNING") as cm: + exporter.shutdown() + self.assertTrue(any("already shutdown" in msg for msg in cm.output)) + + def test_force_flush_returns_true(self): + exporter, _ = _make_exporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + +class TestEnvironToCompression(unittest.TestCase): + + def test_gzip(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): + result = environ_to_compression("OTEL_EXPORTER_OTLP_COMPRESSION") + self.assertEqual(result, Compression.Gzip) + + def test_missing_env_returns_none(self): + result = environ_to_compression("OTEL_EXPORTER_OTLP_COMPRESSION") + self.assertIsNone(result) + + def test_invalid_value_raises(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "zstd"}): + with self.assertRaises(InvalidCompressionValueException): + environ_to_compression("OTEL_EXPORTER_OTLP_COMPRESSION") diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/__init__.py new file mode 100644 index 00000000000..e69de29bb2d diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/test___init__.py new file mode 100644 index 00000000000..39f7929ad18 --- /dev/null +++ b/exporter/opentelemetry-exporter-otlp-pyproto-grpc/tests/opentelemetry/exporter/otlp/pyproto/grpc/trace_exporter/test___init__.py @@ -0,0 +1,140 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +# pylint: disable=protected-access + +import unittest +from unittest.mock import Mock, patch + +import grpc +from grpc import Compression, StatusCode + +from opentelemetry.exporter.otlp.pyproto.grpc.trace_exporter import OTLPSpanExporter +from opentelemetry.sdk.trace.export import SpanExportResult + +_INSECURE_CH = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.insecure_channel" +_SSL_CREDS = "opentelemetry.exporter.otlp.pyproto.grpc.exporter.ssl_channel_credentials" + + +class _FakeRpcError(grpc.RpcError): + def __init__(self, code, details=""): + self._code = code + self._details = details + + def code(self): + return self._code + + def details(self): + return self._details + + +def _make_exporter(**kwargs): + with patch(_INSECURE_CH): + exporter = OTLPSpanExporter(insecure=True, **kwargs) + return exporter + + +class TestOTLPSpanExporterConstructor(unittest.TestCase): + + def test_defaults(self): + with patch(_INSECURE_CH) as mock_ch: + exporter = OTLPSpanExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "localhost:4317") + self.assertEqual(exporter._timeout, 10.0) + self.assertFalse(exporter._shutdown) + exporter.shutdown() + + def test_traces_endpoint_env_var(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT": "http://traces-host:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPSpanExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "traces-host:4317") + + def test_traces_endpoint_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_ENDPOINT": "http://generic:4317", + "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT": "http://traces:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPSpanExporter(insecure=True) + args, _ = mock_ch.call_args + self.assertEqual(args[0], "traces:4317") + + def test_traces_timeout_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TRACES_TIMEOUT": "7"}): + exporter = _make_exporter() + self.assertEqual(exporter._timeout, 7.0) + exporter.shutdown() + + def test_traces_timeout_overrides_generic(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TIMEOUT": "20", + "OTEL_EXPORTER_OTLP_TRACES_TIMEOUT": "3", + }): + exporter = _make_exporter() + self.assertEqual(exporter._timeout, 3.0) + exporter.shutdown() + + def test_traces_insecure_env_var_true(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TRACES_INSECURE": "true"}): + with patch(_INSECURE_CH) as mock_insecure: + OTLPSpanExporter() + mock_insecure.assert_called_once() + + def test_traces_compression_env_var_gzip(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TRACES_COMPRESSION": "gzip"}): + with patch(_INSECURE_CH) as mock_ch: + OTLPSpanExporter(insecure=True) + _, kwargs = mock_ch.call_args + self.assertEqual(kwargs.get("compression"), Compression.Gzip) + + def test_traces_headers_env_var(self): + with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_TRACES_HEADERS": "x-trace=yes"}): + exporter = _make_exporter() + self.assertIn(("x-trace", "yes"), exporter._headers) + exporter.shutdown() + + def test_arg_endpoint_overrides_env(self): + with patch.dict("os.environ", { + "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT": "http://env:4317", + }): + with patch(_INSECURE_CH) as mock_ch: + OTLPSpanExporter(insecure=True, endpoint="http://arg:4317") + args, _ = mock_ch.call_args + self.assertEqual(args[0], "arg:4317") + + +class TestOTLPSpanExporterExport(unittest.TestCase): + + def test_export_success(self): + exporter = _make_exporter() + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.SUCCESS) + exporter.shutdown() + + def test_export_failure_non_retryable(self): + exporter = _make_exporter() + exporter._client.Export.side_effect = _FakeRpcError(StatusCode.PERMISSION_DENIED) + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + exporter.shutdown() + + def test_export_after_shutdown(self): + exporter = _make_exporter() + exporter.shutdown() + result = exporter.export([]) + self.assertEqual(result, SpanExportResult.FAILURE) + + def test_force_flush_returns_true(self): + exporter = _make_exporter() + self.assertTrue(exporter.force_flush()) + exporter.shutdown() + + def test_exporting_property(self): + exporter = _make_exporter() + self.assertEqual(exporter._exporting, "traces") + exporter.shutdown() From b3584b33964c0ccd6c89ae2551367c83b09bb3b0 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 22 Jun 2026 16:28:21 -0600 Subject: [PATCH 46/66] Update uv.lock for opentelemetry-exporter-otlp-pyproto-grpc Co-Authored-By: Claude Sonnet 4.6 --- uv.lock | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/uv.lock b/uv.lock index 641b7e0e473..5369ebca926 100644 --- a/uv.lock +++ b/uv.lock @@ -19,6 +19,7 @@ members = [ "opentelemetry-exporter-otlp-proto-grpc", "opentelemetry-exporter-otlp-proto-http", "opentelemetry-exporter-otlp-pyproto-common", + "opentelemetry-exporter-otlp-pyproto-grpc", "opentelemetry-exporter-otlp-pyproto-http", "opentelemetry-exporter-prometheus", "opentelemetry-exporter-zipkin-json", @@ -1027,6 +1028,34 @@ dev = [ { name = "pytest", specifier = ">=7.0" }, ] +[[package]] +name = "opentelemetry-exporter-otlp-pyproto-grpc" +source = { editable = "exporter/opentelemetry-exporter-otlp-pyproto-grpc" } +dependencies = [ + { name = "grpcio" }, + { name = "opentelemetry-api" }, + { name = "opentelemetry-exporter-otlp-pyproto-common" }, + { name = "opentelemetry-sdk" }, +] + +[package.dev-dependencies] +dev = [ + { name = "pytest" }, +] + +[package.metadata] +requires-dist = [ + { name = "grpcio", marker = "python_full_version < '3.13'", specifier = ">=1.63.2,<2.0.0" }, + { name = "grpcio", marker = "python_full_version == '3.13.*'", specifier = ">=1.66.2,<2.0.0" }, + { name = "grpcio", marker = "python_full_version >= '3.14'", specifier = ">=1.75.1,<2.0.0" }, + { name = "opentelemetry-api", editable = "opentelemetry-api" }, + { name = "opentelemetry-exporter-otlp-pyproto-common", editable = "exporter/opentelemetry-exporter-otlp-pyproto-common" }, + { name = "opentelemetry-sdk", editable = "opentelemetry-sdk" }, +] + +[package.metadata.requires-dev] +dev = [{ name = "pytest", specifier = ">=7.0" }] + [[package]] name = "opentelemetry-exporter-otlp-pyproto-http" source = { editable = "exporter/opentelemetry-exporter-otlp-pyproto-http" } From 28b6ecb0dbaf6291090da02a13aa0e24a14d5bee Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Thu, 25 Jun 2026 20:27:42 -0600 Subject: [PATCH 47/66] Add benchmark tests: pyproto vs google.protobuf encoding speed Benchmarks a generic Record proto message (string, uint64, double, bool, bytes, fixed64, fixed32, embedded message, packed repeated uint64 and double) serialised by _pyprotobuf pure-Python helpers vs google.protobuf C extension. Includes a correctness assertion that both produce identical bytes. Run with: uv run pytest tests/_pyprotobuf/test_benchmark.py -v Co-Authored-By: Claude Sonnet 4.6 --- opentelemetry-pyproto/pyproject.toml | 1 + .../tests/_pyprotobuf/test_benchmark.py | 165 ++++++++++++++++++ uv.lock | 24 +++ 3 files changed, 190 insertions(+) create mode 100644 opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py diff --git a/opentelemetry-pyproto/pyproject.toml b/opentelemetry-pyproto/pyproject.toml index 4bc10bf8bd2..2a43ef8237d 100644 --- a/opentelemetry-pyproto/pyproject.toml +++ b/opentelemetry-pyproto/pyproject.toml @@ -25,6 +25,7 @@ dev = [ "opentelemetry-proto == 1.43.0.dev", "protobuf>=5.0", "pytest>=7.0", + "pytest-benchmark>=4", ] [tool.uv.sources] diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py new file mode 100644 index 00000000000..81eabf6c6a1 --- /dev/null +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py @@ -0,0 +1,165 @@ +# tests/_pyprotobuf/test_benchmark.py +# +# Benchmark: _pyprotobuf (pure-Python) vs google.protobuf (C extension) +# encoding speed on an equivalent generic proto3 message. +# +# The proto schema used here has no relation to OpenTelemetry — it is a +# standalone "Record" message with one field of every type that _pyprotobuf +# exposes a helper for: string, uint64, double, bool, bytes, fixed64, fixed32, +# an embedded sub-message, packed repeated uint64, and packed repeated double. +# +# The google.protobuf side uses the runtime descriptor / message-factory API +# to build the same schema dynamically, so no .proto file or protoc step is +# needed. +# +# Run: +# uv run pytest tests/_pyprotobuf/test_benchmark.py -v --benchmark-sort=mean + +from google.protobuf import descriptor_pb2, descriptor_pool, message_factory + +from opentelemetry.pyproto._pyprotobuf.fields import ( + bool_field, + byt, + dbl, + fix32, + fix64, + msg, + packed_double, + packed_uint64, + string, + u64, +) + +# ── Dynamic proto3 message definition ───────────────────────────────────────── +# +# Field map (mirrors the pyproto encoding function below): +# +# field 1 – string name +# field 2 – uint64 count +# field 3 – double value +# field 4 – bool active +# field 5 – bytes data +# field 6 – fixed64 timestamp_ns +# field 7 – fixed32 flags +# field 8 – Inner inner (embedded message) +# field 9 – uint64[] bucket_counts (packed repeated) +# field 10 – double[] bounds (packed repeated) +# +# Inner: +# field 1 – string label +# field 2 – uint64 seq + +_T = descriptor_pb2.FieldDescriptorProto + + +def _build_pb_classes(): + file_proto = descriptor_pb2.FileDescriptorProto() + file_proto.name = "pyproto_benchmark.proto" + file_proto.syntax = "proto3" + + inner_proto = file_proto.message_type.add() + inner_proto.name = "Inner" + for name, number, type_id in ( + ("label", 1, _T.TYPE_STRING), + ("seq", 2, _T.TYPE_UINT64), + ): + f = inner_proto.field.add() + f.name = name; f.number = number; f.type = type_id; f.label = _T.LABEL_OPTIONAL + + rec_proto = file_proto.message_type.add() + rec_proto.name = "Record" + for name, number, type_id, label in ( + ("name", 1, _T.TYPE_STRING, _T.LABEL_OPTIONAL), + ("count", 2, _T.TYPE_UINT64, _T.LABEL_OPTIONAL), + ("value", 3, _T.TYPE_DOUBLE, _T.LABEL_OPTIONAL), + ("active", 4, _T.TYPE_BOOL, _T.LABEL_OPTIONAL), + ("data", 5, _T.TYPE_BYTES, _T.LABEL_OPTIONAL), + ("timestamp_ns", 6, _T.TYPE_FIXED64, _T.LABEL_OPTIONAL), + ("flags", 7, _T.TYPE_FIXED32, _T.LABEL_OPTIONAL), + ("bucket_counts", 9, _T.TYPE_UINT64, _T.LABEL_REPEATED), + ("bounds", 10, _T.TYPE_DOUBLE, _T.LABEL_REPEATED), + ): + f = rec_proto.field.add() + f.name = name; f.number = number; f.type = type_id; f.label = label + + inner_field = rec_proto.field.add() + inner_field.name = "inner" + inner_field.number = 8 + inner_field.type = _T.TYPE_MESSAGE + inner_field.label = _T.LABEL_OPTIONAL + inner_field.type_name = "Inner" + + pool = descriptor_pool.DescriptorPool() + pool.Add(file_proto) + Inner = message_factory.GetMessageClass(pool.FindMessageTypeByName("Inner")) + Record = message_factory.GetMessageClass(pool.FindMessageTypeByName("Record")) + return Inner, Record + + +_Inner, _Record = _build_pb_classes() + +# ── Benchmark data ───────────────────────────────────────────────────────────── + +_NAME = "benchmark.record.example" +_COUNT = 9_876_543_210 +_VALUE = 3.141592653589793 +_ACTIVE = True +_DATA = b"\xde\xad\xbe\xef" * 8 +_TS = 1_782_401_900_556_236_527 +_FLAGS = 0xDEAD +_INNER_LABEL = "inner.label" +_INNER_SEQ = 42 +_BUCKET_COUNTS = [0, 1, 4, 12, 35, 78, 120, 89, 42, 15, 4, 1, 0] +_BOUNDS = [0.0, 0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 1.0, 2.5, 5.0, 10.0] + +# ── pyproto encoder ──────────────────────────────────────────────────────────── + +def _pyproto_encode() -> bytes: + inner = string(1, _INNER_LABEL) + u64(2, _INNER_SEQ) + return ( + string(1, _NAME) + + u64(2, _COUNT) + + dbl(3, _VALUE) + + bool_field(4, _ACTIVE) + + byt(5, _DATA) + + fix64(6, _TS) + + fix32(7, _FLAGS) + + msg(8, inner) + + packed_uint64(9, _BUCKET_COUNTS) + + packed_double(10, _BOUNDS) + ) + + +# ── google.protobuf encoder ──────────────────────────────────────────────────── + +def _pb_encode() -> bytes: + return _Record( + name=_NAME, + count=_COUNT, + value=_VALUE, + active=_ACTIVE, + data=_DATA, + timestamp_ns=_TS, + flags=_FLAGS, + inner=_Inner(label=_INNER_LABEL, seq=_INNER_SEQ), + bucket_counts=_BUCKET_COUNTS, + bounds=_BOUNDS, + ).SerializeToString() + + +# ── Correctness ──────────────────────────────────────────────────────────────── + +def test_encode_outputs_identical() -> None: + assert _pyproto_encode() == _pb_encode() + + +# ── Benchmarks ───────────────────────────────────────────────────────────────── + +def test_encode_pyproto(benchmark) -> None: + result = benchmark(_pyproto_encode) + assert len(result) > 0 + + +def test_encode_protobuf(benchmark) -> None: + result = benchmark(_pb_encode) + assert len(result) > 0 diff --git a/uv.lock b/uv.lock index 5369ebca926..07d901c4d5d 100644 --- a/uv.lock +++ b/uv.lock @@ -1173,6 +1173,7 @@ dev = [ { name = "opentelemetry-proto" }, { name = "protobuf" }, { name = "pytest" }, + { name = "pytest-benchmark" }, ] [package.metadata] @@ -1182,6 +1183,7 @@ dev = [ { name = "opentelemetry-proto", editable = "opentelemetry-proto" }, { name = "protobuf", specifier = ">=5.0" }, { name = "pytest", specifier = ">=7.0" }, + { name = "pytest-benchmark", specifier = ">=4" }, ] [[package]] @@ -1381,6 +1383,15 @@ wheels = [ { url = "https://files.pythonhosted.org/packages/c4/72/02445137af02769918a93807b2b7890047c32bfb9f90371cbc12688819eb/protobuf-6.33.6-py3-none-any.whl", hash = "sha256:77179e006c476e69bf8e8ce866640091ec42e1beb80b213c3900006ecfba6901", size = 170656, upload-time = "2026-03-18T19:04:59.826Z" }, ] +[[package]] +name = "py-cpuinfo" +version = "9.0.0" +source = { registry = "https://pypi.org/simple" } +sdist = { url = "https://files.pythonhosted.org/packages/37/a8/d832f7293ebb21690860d2e01d8115e5ff6f2ae8bbdc953f0eb0fa4bd2c7/py-cpuinfo-9.0.0.tar.gz", hash = "sha256:3cdbbf3fac90dc6f118bfd64384f309edeadd902d7c8fb17f02ffa1fc3f49690", size = 104716, upload-time = "2022-10-25T20:38:06.303Z" } +wheels = [ + { url = "https://files.pythonhosted.org/packages/e0/a9/023730ba63db1e494a271cb018dcd361bd2c917ba7004c3e49d5daf795a2/py_cpuinfo-9.0.0-py3-none-any.whl", hash = "sha256:859625bc251f64e21f077d099d4162689c762b5d6a4c3c97553d56241c9674d5", size = 22335, upload-time = "2022-10-25T20:38:27.636Z" }, +] + [[package]] name = "pyasn1" version = "0.6.3" @@ -1584,6 +1595,19 @@ wheels = [ { url = "https://files.pythonhosted.org/packages/24/25/1de2678b631f5a49215c6c96fff41ba892b0a34df68d6d80292b1b48aa7f/pytest-9.1.1-py3-none-any.whl", hash = "sha256:37a86b45efb9a47a61a36449063e8e18d0cab3161329fc099eb21783169c4f0c", size = 386536, upload-time = "2026-06-19T10:58:31.347Z" }, ] +[[package]] +name = "pytest-benchmark" +version = "5.2.3" +source = { registry = "https://pypi.org/simple" } +dependencies = [ + { name = "py-cpuinfo" }, + { name = "pytest" }, +] +sdist = { url = "https://files.pythonhosted.org/packages/24/34/9f732b76456d64faffbef6232f1f9dbec7a7c4999ff46282fa418bd1af66/pytest_benchmark-5.2.3.tar.gz", hash = "sha256:deb7317998a23c650fd4ff76e1230066a76cb45dcece0aca5607143c619e7779", size = 341340, upload-time = "2025-11-09T18:48:43.215Z" } +wheels = [ + { url = "https://files.pythonhosted.org/packages/33/29/e756e715a48959f1c0045342088d7ca9762a2f509b945f362a316e9412b7/pytest_benchmark-5.2.3-py3-none-any.whl", hash = "sha256:bc839726ad20e99aaa0d11a127445457b4219bdb9e80a1afc4b51da7f96b0803", size = 45255, upload-time = "2025-11-09T18:48:39.765Z" }, +] + [[package]] name = "python-discovery" version = "1.2.2" From 7768890139461d545627ee9c5933076d5dbb487f Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Thu, 25 Jun 2026 20:36:41 -0600 Subject: [PATCH 48/66] Expand benchmark suite: per-field, scaling, and varint tests MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Adds three new benchmark categories to tests/_pyprotobuf/test_benchmark.py: - Per-field-type (11 field types × 2): each _pyprotobuf helper vs the equivalent google.protobuf single-field encode. Includes a correctness parametrize that asserts identical bytes for every field type. - Scaling (string / bytes / packed at 4 B / 256 B / 16 KB and 10 / 100 / 1000 elements): measures how encoding time grows with payload size for the three field types whose cost is proportional to data length. - Varint bit-width (1 / 2 / 3 / 5 bytes): benchmarks encode_varint at representative values for each continuation-byte count — the hottest code path since every tag and every varint-typed value goes through it. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/_pyprotobuf/test_benchmark.py | 313 ++++++++++++++---- 1 file changed, 247 insertions(+), 66 deletions(-) diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py index 81eabf6c6a1..15fe37ff23e 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py @@ -1,22 +1,23 @@ # tests/_pyprotobuf/test_benchmark.py # # Benchmark: _pyprotobuf (pure-Python) vs google.protobuf (C extension) -# encoding speed on an equivalent generic proto3 message. +# encoding speed. Four benchmark categories: # -# The proto schema used here has no relation to OpenTelemetry — it is a -# standalone "Record" message with one field of every type that _pyprotobuf -# exposes a helper for: string, uint64, double, bool, bytes, fixed64, fixed32, -# an embedded sub-message, packed repeated uint64, and packed repeated double. +# Full message — one round-trip of a Record containing every field type. +# Per field — each field helper in isolation against google.protobuf. +# Scaling — string, bytes, and packed-repeated at 3 payload sizes. +# Varint — encode_varint at 1-, 2-, 3-, and 5-byte bit widths. # -# The google.protobuf side uses the runtime descriptor / message-factory API -# to build the same schema dynamically, so no .proto file or protoc step is -# needed. +# All proto schemas are built at import time via the descriptor / message- +# factory API — no .proto files or protoc step required. # # Run: # uv run pytest tests/_pyprotobuf/test_benchmark.py -v --benchmark-sort=mean from google.protobuf import descriptor_pb2, descriptor_pool, message_factory +from pytest import mark +from opentelemetry.pyproto._pyprotobuf import encode_varint from opentelemetry.pyproto._pyprotobuf.fields import ( bool_field, byt, @@ -26,49 +27,31 @@ msg, packed_double, packed_uint64, + sint32, string, u64, ) -# ── Dynamic proto3 message definition ───────────────────────────────────────── -# -# Field map (mirrors the pyproto encoding function below): -# -# field 1 – string name -# field 2 – uint64 count -# field 3 – double value -# field 4 – bool active -# field 5 – bytes data -# field 6 – fixed64 timestamp_ns -# field 7 – fixed32 flags -# field 8 – Inner inner (embedded message) -# field 9 – uint64[] bucket_counts (packed repeated) -# field 10 – double[] bounds (packed repeated) -# -# Inner: -# field 1 – string label -# field 2 – uint64 seq - _T = descriptor_pb2.FieldDescriptorProto -def _build_pb_classes(): - file_proto = descriptor_pb2.FileDescriptorProto() - file_proto.name = "pyproto_benchmark.proto" - file_proto.syntax = "proto3" +# ── Proto builders ───────────────────────────────────────────────────────────── - inner_proto = file_proto.message_type.add() - inner_proto.name = "Inner" - for name, number, type_id in ( - ("label", 1, _T.TYPE_STRING), - ("seq", 2, _T.TYPE_UINT64), - ): - f = inner_proto.field.add() - f.name = name; f.number = number; f.type = type_id; f.label = _T.LABEL_OPTIONAL +def _build_full_record_classes(): + """Record message with one field of every type (full-message benchmark).""" + fp = descriptor_pb2.FileDescriptorProto() + fp.name = "pyproto_benchmark.proto" + fp.syntax = "proto3" - rec_proto = file_proto.message_type.add() - rec_proto.name = "Record" - for name, number, type_id, label in ( + inner = fp.message_type.add() + inner.name = "Inner" + for name, number, tid in (("label", 1, _T.TYPE_STRING), ("seq", 2, _T.TYPE_UINT64)): + f = inner.field.add() + f.name = name; f.number = number; f.type = tid; f.label = _T.LABEL_OPTIONAL + + rec = fp.message_type.add() + rec.name = "Record" + for name, number, tid, lbl in ( ("name", 1, _T.TYPE_STRING, _T.LABEL_OPTIONAL), ("count", 2, _T.TYPE_UINT64, _T.LABEL_OPTIONAL), ("value", 3, _T.TYPE_DOUBLE, _T.LABEL_OPTIONAL), @@ -79,31 +62,70 @@ def _build_pb_classes(): ("bucket_counts", 9, _T.TYPE_UINT64, _T.LABEL_REPEATED), ("bounds", 10, _T.TYPE_DOUBLE, _T.LABEL_REPEATED), ): - f = rec_proto.field.add() - f.name = name; f.number = number; f.type = type_id; f.label = label + f = rec.field.add() + f.name = name; f.number = number; f.type = tid; f.label = lbl + + mf = rec.field.add() + mf.name = "inner"; mf.number = 8; mf.type = _T.TYPE_MESSAGE + mf.label = _T.LABEL_OPTIONAL; mf.type_name = "Inner" + + pool = descriptor_pool.DescriptorPool() + pool.Add(fp) + return ( + message_factory.GetMessageClass(pool.FindMessageTypeByName("Inner")), + message_factory.GetMessageClass(pool.FindMessageTypeByName("Record")), + ) + + +def _build_field_msg_classes(): + """FieldMsg with one field per type — per-field and scaling benchmarks.""" + fp = descriptor_pb2.FileDescriptorProto() + fp.name = "pyproto_field_benchmark.proto" + fp.syntax = "proto3" + + fi = fp.message_type.add() + fi.name = "FieldInner" + f = fi.field.add() + f.name = "v"; f.number = 1; f.type = _T.TYPE_UINT64; f.label = _T.LABEL_OPTIONAL + + fm = fp.message_type.add() + fm.name = "FieldMsg" + for name, number, tid, lbl in ( + ("f_uint64", 1, _T.TYPE_UINT64, _T.LABEL_OPTIONAL), + ("f_string", 2, _T.TYPE_STRING, _T.LABEL_OPTIONAL), + ("f_bytes", 3, _T.TYPE_BYTES, _T.LABEL_OPTIONAL), + ("f_double", 4, _T.TYPE_DOUBLE, _T.LABEL_OPTIONAL), + ("f_bool", 5, _T.TYPE_BOOL, _T.LABEL_OPTIONAL), + ("f_fixed64", 6, _T.TYPE_FIXED64, _T.LABEL_OPTIONAL), + ("f_fixed32", 7, _T.TYPE_FIXED32, _T.LABEL_OPTIONAL), + ("f_sint32", 8, _T.TYPE_SINT32, _T.LABEL_OPTIONAL), + ("f_packed_u64", 9, _T.TYPE_UINT64, _T.LABEL_REPEATED), + ("f_packed_dbl", 10, _T.TYPE_DOUBLE, _T.LABEL_REPEATED), + ): + f = fm.field.add() + f.name = name; f.number = number; f.type = tid; f.label = lbl - inner_field = rec_proto.field.add() - inner_field.name = "inner" - inner_field.number = 8 - inner_field.type = _T.TYPE_MESSAGE - inner_field.label = _T.LABEL_OPTIONAL - inner_field.type_name = "Inner" + mf = fm.field.add() + mf.name = "f_msg"; mf.number = 11; mf.type = _T.TYPE_MESSAGE + mf.label = _T.LABEL_OPTIONAL; mf.type_name = "FieldInner" pool = descriptor_pool.DescriptorPool() - pool.Add(file_proto) - Inner = message_factory.GetMessageClass(pool.FindMessageTypeByName("Inner")) - Record = message_factory.GetMessageClass(pool.FindMessageTypeByName("Record")) - return Inner, Record + pool.Add(fp) + return ( + message_factory.GetMessageClass(pool.FindMessageTypeByName("FieldInner")), + message_factory.GetMessageClass(pool.FindMessageTypeByName("FieldMsg")), + ) -_Inner, _Record = _build_pb_classes() +_Inner, _Record = _build_full_record_classes() +_FieldInner, _FieldMsg = _build_field_msg_classes() -# ── Benchmark data ───────────────────────────────────────────────────────────── + +# ── Shared benchmark data ────────────────────────────────────────────────────── _NAME = "benchmark.record.example" _COUNT = 9_876_543_210 _VALUE = 3.141592653589793 -_ACTIVE = True _DATA = b"\xde\xad\xbe\xef" * 8 _TS = 1_782_401_900_556_236_527 _FLAGS = 0xDEAD @@ -112,7 +134,12 @@ def _build_pb_classes(): _BUCKET_COUNTS = [0, 1, 4, 12, 35, 78, 120, 89, 42, 15, 4, 1, 0] _BOUNDS = [0.0, 0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 1.0, 2.5, 5.0, 10.0] -# ── pyproto encoder ──────────────────────────────────────────────────────────── +_FIELD_INNER_BYTES = _FieldInner(v=42).SerializeToString() + + +# ══════════════════════════════════════════════════════════════════════════════ +# 1. Full-message benchmark +# ══════════════════════════════════════════════════════════════════════════════ def _pyproto_encode() -> bytes: inner = string(1, _INNER_LABEL) + u64(2, _INNER_SEQ) @@ -120,7 +147,7 @@ def _pyproto_encode() -> bytes: string(1, _NAME) + u64(2, _COUNT) + dbl(3, _VALUE) - + bool_field(4, _ACTIVE) + + bool_field(4, True) + byt(5, _DATA) + fix64(6, _TS) + fix32(7, _FLAGS) @@ -130,14 +157,12 @@ def _pyproto_encode() -> bytes: ) -# ── google.protobuf encoder ──────────────────────────────────────────────────── - def _pb_encode() -> bytes: return _Record( name=_NAME, count=_COUNT, value=_VALUE, - active=_ACTIVE, + active=True, data=_DATA, timestamp_ns=_TS, flags=_FLAGS, @@ -147,14 +172,10 @@ def _pb_encode() -> bytes: ).SerializeToString() -# ── Correctness ──────────────────────────────────────────────────────────────── - def test_encode_outputs_identical() -> None: assert _pyproto_encode() == _pb_encode() -# ── Benchmarks ───────────────────────────────────────────────────────────────── - def test_encode_pyproto(benchmark) -> None: result = benchmark(_pyproto_encode) assert len(result) > 0 @@ -163,3 +184,163 @@ def test_encode_pyproto(benchmark) -> None: def test_encode_protobuf(benchmark) -> None: result = benchmark(_pb_encode) assert len(result) > 0 + + +# ══════════════════════════════════════════════════════════════════════════════ +# 2. Per-field-type benchmarks +# +# Each pyproto field helper is benchmarked against google.protobuf encoding +# the same single field. Both sides include message-construction overhead +# where applicable (there is no separate "build" vs "serialize" step in the +# pyproto API — it is a pure function call). +# ══════════════════════════════════════════════════════════════════════════════ + +_PER_FIELD = [ + ("uint64", lambda: u64(1, _COUNT), + lambda: _FieldMsg(f_uint64=_COUNT).SerializeToString()), + ("string", lambda: string(2, _NAME), + lambda: _FieldMsg(f_string=_NAME).SerializeToString()), + ("bytes", lambda: byt(3, _DATA), + lambda: _FieldMsg(f_bytes=_DATA).SerializeToString()), + ("double", lambda: dbl(4, _VALUE), + lambda: _FieldMsg(f_double=_VALUE).SerializeToString()), + ("bool", lambda: bool_field(5, True), + lambda: _FieldMsg(f_bool=True).SerializeToString()), + ("fixed64", lambda: fix64(6, _TS), + lambda: _FieldMsg(f_fixed64=_TS).SerializeToString()), + ("fixed32", lambda: fix32(7, _FLAGS), + lambda: _FieldMsg(f_fixed32=_FLAGS).SerializeToString()), + ("sint32", lambda: sint32(8, -12345), + lambda: _FieldMsg(f_sint32=-12345).SerializeToString()), + ("packed_uint64",lambda: packed_uint64(9, _BUCKET_COUNTS), + lambda: _FieldMsg(f_packed_u64=_BUCKET_COUNTS).SerializeToString()), + ("packed_double",lambda: packed_double(10, _BOUNDS), + lambda: _FieldMsg(f_packed_dbl=_BOUNDS).SerializeToString()), + ("msg", lambda: msg(11, _FIELD_INNER_BYTES), + lambda: _FieldMsg(f_msg=_FieldInner(v=42)).SerializeToString()), +] + +_FIELD_IDS = [name for name, _, _ in _PER_FIELD] + + +@mark.parametrize("name,pyproto_fn,pb_fn", _PER_FIELD, ids=_FIELD_IDS) +def test_field_outputs_identical(name, pyproto_fn, pb_fn) -> None: + assert pyproto_fn() == pb_fn(), f"encoding mismatch for field type: {name}" + + +@mark.parametrize("fn", [p for _, p, _ in _PER_FIELD], ids=_FIELD_IDS) +def test_field_pyproto(benchmark, fn) -> None: + result = benchmark(fn) + assert len(result) > 0 + + +@mark.parametrize("fn", [pb for _, _, pb in _PER_FIELD], ids=_FIELD_IDS) +def test_field_protobuf(benchmark, fn) -> None: + result = benchmark(fn) + assert len(result) > 0 + + +# ══════════════════════════════════════════════════════════════════════════════ +# 3. Scaling benchmarks +# +# How encoding time grows with payload size for the three field types whose +# cost is proportional to data length: string, bytes, and packed repeated. +# Data is pre-built outside the benchmark loop; only the encoding is timed. +# ══════════════════════════════════════════════════════════════════════════════ + +_STR_SIZES = [4, 256, 16_384] +_BYTES_SIZES = [4, 256, 16_384] +_PACKED_SIZES = [10, 100, 1_000] + + +@mark.parametrize("n", _STR_SIZES, ids=["4B", "256B", "16KB"]) +def test_scale_string_pyproto(benchmark, n) -> None: + s = "x" * n + result = benchmark(lambda: string(2, s)) + assert len(result) > 0 + + +@mark.parametrize("n", _STR_SIZES, ids=["4B", "256B", "16KB"]) +def test_scale_string_protobuf(benchmark, n) -> None: + s = "x" * n + result = benchmark(lambda: _FieldMsg(f_string=s).SerializeToString()) + assert len(result) > 0 + + +@mark.parametrize("n", _BYTES_SIZES, ids=["4B", "256B", "16KB"]) +def test_scale_bytes_pyproto(benchmark, n) -> None: + data = b"x" * n + result = benchmark(lambda: byt(3, data)) + assert len(result) > 0 + + +@mark.parametrize("n", _BYTES_SIZES, ids=["4B", "256B", "16KB"]) +def test_scale_bytes_protobuf(benchmark, n) -> None: + data = b"x" * n + result = benchmark(lambda: _FieldMsg(f_bytes=data).SerializeToString()) + assert len(result) > 0 + + +@mark.parametrize("n", _PACKED_SIZES, ids=["10", "100", "1000"]) +def test_scale_packed_uint64_pyproto(benchmark, n) -> None: + values = list(range(n)) + result = benchmark(lambda: packed_uint64(9, values)) + assert len(result) > 0 + + +@mark.parametrize("n", _PACKED_SIZES, ids=["10", "100", "1000"]) +def test_scale_packed_uint64_protobuf(benchmark, n) -> None: + values = list(range(n)) + result = benchmark(lambda: _FieldMsg(f_packed_u64=values).SerializeToString()) + assert len(result) > 0 + + +@mark.parametrize("n", _PACKED_SIZES, ids=["10", "100", "1000"]) +def test_scale_packed_double_pyproto(benchmark, n) -> None: + values = [float(i) * 0.1 for i in range(n)] + result = benchmark(lambda: packed_double(10, values)) + assert len(result) > 0 + + +@mark.parametrize("n", _PACKED_SIZES, ids=["10", "100", "1000"]) +def test_scale_packed_double_protobuf(benchmark, n) -> None: + values = [float(i) * 0.1 for i in range(n)] + result = benchmark(lambda: _FieldMsg(f_packed_dbl=values).SerializeToString()) + assert len(result) > 0 + + +# ══════════════════════════════════════════════════════════════════════════════ +# 4. Varint bit-width benchmarks +# +# encode_varint is the hottest path in _pyprotobuf: every tag and every +# varint-type field value goes through it. These benchmarks measure how +# encoding time scales with the number of continuation bytes (bit width). +# +# The google.protobuf column encodes the same integer as a uint64 field +# (including message-object construction and tag overhead), which is the +# closest available comparison point since protobuf does not expose a +# standalone varint encoder. Use the pyproto column to track raw varint +# speed; use the ratio to see the combined tag+field overhead gap. +# ══════════════════════════════════════════════════════════════════════════════ + +_VARINT_CASES = [ + ("1byte", 63), # fits in 1 byte (0x00–0x7f) + ("2byte", 300), # requires 2 bytes (0x80–0x3fff) + ("3byte", 100_000), # requires 3 bytes (0x4000–0x1fffff) + ("5byte", 2**32 - 1), # requires 5 bytes (max uint32) +] + +_VARINT_IDS = [c[0] for c in _VARINT_CASES] +_VARINT_VALUES = [c[1] for c in _VARINT_CASES] + + +@mark.parametrize("v", _VARINT_VALUES, ids=_VARINT_IDS) +def test_varint_pyproto(benchmark, v) -> None: + result = benchmark(lambda: encode_varint(v)) + assert len(result) > 0 + + +@mark.parametrize("v", _VARINT_VALUES, ids=_VARINT_IDS) +def test_varint_protobuf(benchmark, v) -> None: + result = benchmark(lambda: _FieldMsg(f_uint64=v).SerializeToString()) + assert len(result) > 0 From 59b34b9716a53dc078661ccaa33240e6705ee726 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Thu, 25 Jun 2026 20:54:32 -0600 Subject: [PATCH 49/66] Add concat strategy, all-defaults, and construction/serialization split benchmarks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Three new benchmark categories: 5. Concatenation strategy — test_encode_concat_pyproto vs test_encode_join_pyproto: `+` and b"".join() are statistically indistinguishable (~58 µs mean each). The intermediate-object overhead of `+` is negligible at this message size. 6. All-default fields — test_all_defaults_pyproto vs test_all_defaults_protobuf: Measures the minimum SerializeToString() cost when every helper returns b"". pyproto: ~3.9 µs (9 function calls returning b""). google.protobuf: ~2.7 µs (empty Record() construction + serialize). 7. Construction vs serialization split — test_encode_protobuf_construct, test_encode_protobuf_serialize, and per-field test_field_serialize_only_protobuf: Construction alone: ~19.5 µs. Serialization alone: ~2.1 µs. google.protobuf's cost is almost entirely in construction (~90%). Fair encoding-only comparison: pyproto ~57 µs vs protobuf serialize ~2 µs. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/_pyprotobuf/test_benchmark.py | 138 ++++++++++++++++++ 1 file changed, 138 insertions(+) diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py index 15fe37ff23e..96eb460dabe 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py @@ -136,6 +136,29 @@ def _build_field_msg_classes(): _FIELD_INNER_BYTES = _FieldInner(v=42).SerializeToString() +# Pre-built google.protobuf objects — construction cost excluded from +# serialization-only benchmarks in section 7. +_PRE_BUILT_RECORD = _Record( + name=_NAME, count=_COUNT, value=_VALUE, active=True, + data=_DATA, timestamp_ns=_TS, flags=_FLAGS, + inner=_Inner(label=_INNER_LABEL, seq=_INNER_SEQ), + bucket_counts=_BUCKET_COUNTS, bounds=_BOUNDS, +) + +_PRE_BUILT_FIELD_PB = { + "uint64": _FieldMsg(f_uint64=_COUNT), + "string": _FieldMsg(f_string=_NAME), + "bytes": _FieldMsg(f_bytes=_DATA), + "double": _FieldMsg(f_double=_VALUE), + "bool": _FieldMsg(f_bool=True), + "fixed64": _FieldMsg(f_fixed64=_TS), + "fixed32": _FieldMsg(f_fixed32=_FLAGS), + "sint32": _FieldMsg(f_sint32=-12345), + "packed_uint64": _FieldMsg(f_packed_u64=_BUCKET_COUNTS), + "packed_double": _FieldMsg(f_packed_dbl=_BOUNDS), + "msg": _FieldMsg(f_msg=_FieldInner(v=42)), +} + # ══════════════════════════════════════════════════════════════════════════════ # 1. Full-message benchmark @@ -344,3 +367,118 @@ def test_varint_pyproto(benchmark, v) -> None: def test_varint_protobuf(benchmark, v) -> None: result = benchmark(lambda: _FieldMsg(f_uint64=v).SerializeToString()) assert len(result) > 0 + + +# ══════════════════════════════════════════════════════════════════════════════ +# 5. Concatenation strategy: `+` vs `b"".join()` +# +# The current SerializeToString() pattern chains field results with `+`, +# creating N-1 intermediate bytes objects (one per addition). b"".join() +# allocates the final buffer once and copies each part exactly once. +# These two tests use the same field data so the only variable is the +# concatenation strategy. +# ══════════════════════════════════════════════════════════════════════════════ + +def _pyproto_encode_join() -> bytes: + inner = b"".join([string(1, _INNER_LABEL), u64(2, _INNER_SEQ)]) + return b"".join([ + string(1, _NAME), + u64(2, _COUNT), + dbl(3, _VALUE), + bool_field(4, True), + byt(5, _DATA), + fix64(6, _TS), + fix32(7, _FLAGS), + msg(8, inner), + packed_uint64(9, _BUCKET_COUNTS), + packed_double(10, _BOUNDS), + ]) + + +def test_concat_strategy_outputs_identical() -> None: + assert _pyproto_encode() == _pyproto_encode_join() + + +def test_encode_concat_pyproto(benchmark) -> None: + result = benchmark(_pyproto_encode) + assert len(result) > 0 + + +def test_encode_join_pyproto(benchmark) -> None: + result = benchmark(_pyproto_encode_join) + assert len(result) > 0 + + +# ══════════════════════════════════════════════════════════════════════════════ +# 6. All-default fields (fast path) +# +# Proto3 omits fields whose value equals the type default (0, "", b"", False, +# 0.0, []). Each _pyprotobuf helper returns b"" immediately for defaults. +# This benchmark measures the minimum cost of SerializeToString() — calling +# every helper in a message when none produce any output. +# ══════════════════════════════════════════════════════════════════════════════ + +def _pyproto_encode_all_defaults() -> bytes: + # Embedded message field omitted: real SerializeToString() guards with + # `if self.field is not None`. Every helper here returns b"". + return ( + string(1, "") + + u64(2, 0) + + dbl(3, 0.0) + + bool_field(4, False) + + byt(5, b"") + + fix64(6, 0) + + fix32(7, 0) + + packed_uint64(9, []) + + packed_double(10, []) + ) + + +def test_all_defaults_pyproto(benchmark) -> None: + result = benchmark(_pyproto_encode_all_defaults) + assert result == b"" + + +def test_all_defaults_protobuf(benchmark) -> None: + result = benchmark(lambda: _Record().SerializeToString()) + assert result == b"" + + +# ══════════════════════════════════════════════════════════════════════════════ +# 7. google.protobuf: construction vs serialization split +# +# Previous benchmarks bundle message-object construction and serialization +# together for google.protobuf. pyproto has no construction phase — it is a +# pure function call. Separating the two phases shows where google.protobuf's +# time actually goes and gives a fairer encoding-only comparison. +# +# Read these alongside the existing test_encode_pyproto / test_encode_protobuf: +# test_encode_pyproto — pyproto: pure call, no object +# test_encode_protobuf_construct — google.protobuf: construction only +# test_encode_protobuf_serialize — google.protobuf: serialization only +# test_encode_protobuf — google.protobuf: construction + serialization +# ══════════════════════════════════════════════════════════════════════════════ + +def _pb_construct(): + return _Record( + name=_NAME, count=_COUNT, value=_VALUE, active=True, + data=_DATA, timestamp_ns=_TS, flags=_FLAGS, + inner=_Inner(label=_INNER_LABEL, seq=_INNER_SEQ), + bucket_counts=_BUCKET_COUNTS, bounds=_BOUNDS, + ) + + +def test_encode_protobuf_construct(benchmark) -> None: + result = benchmark(_pb_construct) + assert result is not None + + +def test_encode_protobuf_serialize(benchmark) -> None: + result = benchmark(_PRE_BUILT_RECORD.SerializeToString) + assert len(result) > 0 + + +@mark.parametrize("name", list(_PRE_BUILT_FIELD_PB), ids=list(_PRE_BUILT_FIELD_PB)) +def test_field_serialize_only_protobuf(benchmark, name) -> None: + result = benchmark(_PRE_BUILT_FIELD_PB[name].SerializeToString) + assert len(result) > 0 From 77de3968c170030a9233240875e7a9e7e1ee50de Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Thu, 25 Jun 2026 21:07:33 -0600 Subject: [PATCH 50/66] Add repeated embedded message benchmark (section 8) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Encodes a Container with 1, 5, and 20 Item sub-messages (each with string, uint64, and double fields). Tests whether per-element msg() wrapping cost compounds linearly. Includes correctness parametrize asserting identical bytes at every N. Results show the gap grows with N: at N=1 pyproto is ~1.5× slower; at N=20 it is ~2.3× slower. Cost scales linearly on both sides, but pyproto's per-element overhead (encode_varint + string.encode + b"".join) accumulates faster than google.protobuf's C-extension per-element path. Co-Authored-By: Claude Sonnet 4.6 --- .../tests/_pyprotobuf/test_benchmark.py | 89 ++++++++++++++++++- 1 file changed, 87 insertions(+), 2 deletions(-) diff --git a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py index 96eb460dabe..8fd24383d44 100644 --- a/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py +++ b/opentelemetry-pyproto/tests/_pyprotobuf/test_benchmark.py @@ -117,8 +117,39 @@ def _build_field_msg_classes(): ) -_Inner, _Record = _build_full_record_classes() -_FieldInner, _FieldMsg = _build_field_msg_classes() +def _build_repeated_msg_classes(): + """Item + Container — repeated embedded message benchmark.""" + fp = descriptor_pb2.FileDescriptorProto() + fp.name = "pyproto_repeated_benchmark.proto" + fp.syntax = "proto3" + + item = fp.message_type.add() + item.name = "Item" + for name, number, tid in ( + ("label", 1, _T.TYPE_STRING), + ("count", 2, _T.TYPE_UINT64), + ("value", 3, _T.TYPE_DOUBLE), + ): + f = item.field.add() + f.name = name; f.number = number; f.type = tid; f.label = _T.LABEL_OPTIONAL + + container = fp.message_type.add() + container.name = "Container" + rf = container.field.add() + rf.name = "items"; rf.number = 1; rf.type = _T.TYPE_MESSAGE + rf.label = _T.LABEL_REPEATED; rf.type_name = "Item" + + pool = descriptor_pool.DescriptorPool() + pool.Add(fp) + return ( + message_factory.GetMessageClass(pool.FindMessageTypeByName("Item")), + message_factory.GetMessageClass(pool.FindMessageTypeByName("Container")), + ) + + +_Inner, _Record = _build_full_record_classes() +_FieldInner, _FieldMsg = _build_field_msg_classes() +_Item, _Container = _build_repeated_msg_classes() # ── Shared benchmark data ────────────────────────────────────────────────────── @@ -136,6 +167,14 @@ def _build_field_msg_classes(): _FIELD_INNER_BYTES = _FieldInner(v=42).SerializeToString() +# Item data for repeated-message benchmarks: (label, count, value) tuples. +# All values are non-default so every field is serialized. +_REPEATED_SIZES = [1, 5, 20] +_ITEM_DATA = [ + (f"item.label.{i}", (i + 1) * 100, (i + 1) * 0.5) + for i in range(max(_REPEATED_SIZES)) +] + # Pre-built google.protobuf objects — construction cost excluded from # serialization-only benchmarks in section 7. _PRE_BUILT_RECORD = _Record( @@ -482,3 +521,49 @@ def test_encode_protobuf_serialize(benchmark) -> None: def test_field_serialize_only_protobuf(benchmark, name) -> None: result = benchmark(_PRE_BUILT_FIELD_PB[name].SerializeToString) assert len(result) > 0 + + +# ══════════════════════════════════════════════════════════════════════════════ +# 8. Repeated embedded messages +# +# Encodes a Container with N Item sub-messages. Each Item has a string, +# uint64, and double field. Unlike packed repeated scalars, repeated messages +# require one SerializeToString-equivalent call per element plus one msg() +# wrapper per element — this tests whether per-element overhead compounds +# or stays flat. +# +# pyproto side: b"".join(msg(1, string(1,l)+u64(2,c)+dbl(3,v)) for ...) +# protobuf side: _Container(items=[_Item(...), ...]).SerializeToString() +# ══════════════════════════════════════════════════════════════════════════════ + +def _pyproto_encode_repeated(n: int) -> bytes: + return b"".join( + msg(1, string(1, label) + u64(2, count) + dbl(3, value)) + for label, count, value in _ITEM_DATA[:n] + ) + + +def _pb_encode_repeated(n: int) -> bytes: + return _Container( + items=[ + _Item(label=label, count=count, value=value) + for label, count, value in _ITEM_DATA[:n] + ] + ).SerializeToString() + + +@mark.parametrize("n", _REPEATED_SIZES, ids=["1", "5", "20"]) +def test_repeated_msg_outputs_identical(n) -> None: + assert _pyproto_encode_repeated(n) == _pb_encode_repeated(n) + + +@mark.parametrize("n", _REPEATED_SIZES, ids=["1", "5", "20"]) +def test_repeated_msg_pyproto(benchmark, n) -> None: + result = benchmark(lambda: _pyproto_encode_repeated(n)) + assert len(result) > 0 + + +@mark.parametrize("n", _REPEATED_SIZES, ids=["1", "5", "20"]) +def test_repeated_msg_protobuf(benchmark, n) -> None: + result = benchmark(lambda: _pb_encode_repeated(n)) + assert len(result) > 0 From 527cc62d2272dd310ca4ebd8005aa6246e3d7d43 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 26 Jun 2026 16:29:16 -0600 Subject: [PATCH 51/66] opentelemetry-sdk: implement instrumentation.python declarative config support Add configure_instrumentation() to activate instrumentors listed under instrumentation/development.python in a declarative config file. Each key is resolved via the opentelemetry_instrumentor entry point group and instrument(**opts) is called with the supplied options. An enabled: false value suppresses a library without raising; unknown entry points and instrumentor failures are logged without stopping the others. Wire configure_instrumentation() into configure_sdk() so the python section is applied alongside providers on the declarative config path. Fixes #5361 Assisted-by: Claude Sonnet 4.6 --- .../sdk/_configuration/_instrumentation.py | 59 +++++++ .../opentelemetry/sdk/_configuration/_sdk.py | 4 + .../_configuration/test_instrumentation.py | 148 ++++++++++++++++++ 3 files changed, 211 insertions(+) create mode 100644 opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py create mode 100644 opentelemetry-sdk/tests/_configuration/test_instrumentation.py diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py new file mode 100644 index 00000000000..cab11de538b --- /dev/null +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py @@ -0,0 +1,59 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from __future__ import annotations + +import logging + +from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation +from opentelemetry.util._importlib_metadata import entry_points + +_logger = logging.getLogger(__name__) + + +def configure_instrumentation( + config: ExperimentalInstrumentation | None, +) -> None: + """Activate instrumentors listed under ``instrumentation/development.python``. + + For each entry in ``config.python`` the matching ``opentelemetry_instrumentor`` + entry point is loaded and ``instrument(**opts)`` is called on it. An + ``enabled: false`` value in the options dict suppresses instrumentation for + that library without raising an error. + + Absent or unknown entry points are logged as warnings; runtime errors from + an instrumentor are logged as exceptions. Neither stops the remaining + instrumentors from being applied. + """ + if config is None or config.python is None: + return + + for name, opts in config.python.items(): + opts = dict(opts) + if not opts.pop("enabled", True): + _logger.debug( + "Instrumentation '%s' is disabled in declarative config; skipping", + name, + ) + continue + + try: + ep = next( + iter(entry_points(group="opentelemetry_instrumentor", name=name)) + ) + except StopIteration: + _logger.warning( + "Instrumentation '%s' requested in declarative config but no " + "'opentelemetry_instrumentor' entry point with that name was found; " + "skipping", + name, + ) + continue + + try: + ep.load()().instrument(**opts) + _logger.debug("Instrumented '%s' via declarative config", name) + except Exception: # pylint: disable=broad-except + _logger.exception( + "Failed to instrument '%s' via declarative config", name + ) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py index efa26aa9360..f3515b2d9c3 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py @@ -20,6 +20,9 @@ ) from opentelemetry.sdk._configuration._propagator import configure_propagator from opentelemetry.sdk._configuration._resource import create_resource +from opentelemetry.sdk._configuration._instrumentation import ( + configure_instrumentation, +) from opentelemetry.sdk._configuration._tracer_provider import ( configure_tracer_provider, ) @@ -62,3 +65,4 @@ def configure_sdk(config: OpenTelemetryConfiguration) -> None: configure_meter_provider(config.meter_provider, resource) configure_logger_provider(config.logger_provider, resource) configure_propagator(config.propagator) + configure_instrumentation(config.instrumentation_development) diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py new file mode 100644 index 00000000000..cb52b42464b --- /dev/null +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -0,0 +1,148 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import logging +import unittest +from unittest.mock import MagicMock, patch + +from opentelemetry.sdk._configuration._instrumentation import ( + configure_instrumentation, +) +from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation + + +def _make_ep(instrumentor_instance): + """Build a fake entry point that returns ``instrumentor_instance`` when loaded.""" + ep = MagicMock() + ep.load.return_value = MagicMock(return_value=instrumentor_instance) + return ep + + +class TestConfigureInstrumentation(unittest.TestCase): + def test_none_config_is_noop(self): + # Must not raise. + configure_instrumentation(None) + + def test_none_python_is_noop(self): + configure_instrumentation(ExperimentalInstrumentation()) + + @patch( + "opentelemetry.sdk._configuration._instrumentation.entry_points", + return_value=iter([]), + ) + def test_unknown_instrumentor_logs_warning(self, _mock_eps): + with self.assertLogs( + "opentelemetry.sdk._configuration._instrumentation", + level=logging.WARNING, + ) as cm: + configure_instrumentation( + ExperimentalInstrumentation(python={"unknown_lib": {}}) + ) + self.assertTrue( + any("unknown_lib" in msg for msg in cm.output), + f"Expected warning mentioning 'unknown_lib', got: {cm.output}", + ) + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_instruments_listed_library_with_no_opts(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation(python={"requests": {}}) + ) + + mock_eps.assert_called_once_with( + group="opentelemetry_instrumentor", name="requests" + ) + instrumentor.instrument.assert_called_once_with() + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_forwards_kwargs_to_instrumentor(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {"excluded_urls": "/healthz", "foo": "bar"}} + ) + ) + + instrumentor.instrument.assert_called_once_with( + excluded_urls="/healthz", foo="bar" + ) + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_enabled_false_skips_instrumentation(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"requests": {"enabled": False}} + ) + ) + + instrumentor.instrument.assert_not_called() + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_enabled_key_not_forwarded_to_instrumentor(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {"enabled": True, "excluded_urls": "/ok"}} + ) + ) + + # "enabled" must be consumed, not forwarded. + instrumentor.instrument.assert_called_once_with(excluded_urls="/ok") + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_multiple_instrumentors_all_called(self, mock_eps): + flask_inst = MagicMock() + requests_inst = MagicMock() + + def _side_effect(**kwargs): + return iter([_make_ep(flask_inst if kwargs["name"] == "flask" else requests_inst)]) + + mock_eps.side_effect = _side_effect + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {}, "requests": {"foo": "bar"}} + ) + ) + + flask_inst.instrument.assert_called_once_with() + requests_inst.instrument.assert_called_once_with(foo="bar") + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_instrumentor_exception_does_not_stop_others(self, mock_eps): + broken_inst = MagicMock() + broken_inst.instrument.side_effect = RuntimeError("boom") + ok_inst = MagicMock() + + call_count = 0 + + def _side_effect(**_kwargs): + nonlocal call_count + call_count += 1 + return iter( + [_make_ep(broken_inst if call_count == 1 else ok_inst)] + ) + + mock_eps.side_effect = _side_effect + + with self.assertLogs( + "opentelemetry.sdk._configuration._instrumentation", + level=logging.ERROR, + ): + configure_instrumentation( + ExperimentalInstrumentation( + python={"broken": {}, "ok": {}} + ) + ) + + ok_inst.instrument.assert_called_once_with() From 4f92a8fb64f63a58de690b6b74521a68aa7c5913 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 26 Jun 2026 17:51:11 -0600 Subject: [PATCH 52/66] opentelemetry-sdk: normalize slash in YAML keys during dict-to-dataclass conversion Schema keys like "otlp_file/development" use "/" as a namespace separator for development/experimental features. Python dataclass field names cannot contain "/" so they use "_" (e.g. "otlp_file_development"). Without normalization, the key falls through to additional_properties and triggers an entry-point lookup for "otlp_file/development" (which doesn't exist), rather than using the dedicated _create_otlp_file_development_span_exporter factory function. --- .../src/opentelemetry/sdk/_configuration/_conversion.py | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py index eb89c747a44..19b86ab8d1e 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py @@ -103,9 +103,12 @@ def _dict_to_dataclass(data: Mapping[str, Any], cls: type[_T]) -> _T: kwargs: dict[str, Any] = {} for key, value in data.items(): - if key in known_fields: - type_hint = hints.get(key) - kwargs[key] = _convert_value(value, type_hint) + # Schema keys like "otlp_file/development" use "/" as a namespace + # separator; Python field names use "_". Normalise before lookup. + field_key = key.replace("/", "_") + if field_key in known_fields: + type_hint = hints.get(field_key) + kwargs[field_key] = _convert_value(value, type_hint) else: # Unknown key — @_additional_properties decorator will capture it. kwargs[key] = value From 4ab717269c89b209e77e921971a1ced200133a35 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 26 Jun 2026 18:43:32 -0600 Subject: [PATCH 53/66] opentelemetry-api: fix CompositePropagator.extract returning None when no propagators configured When _propagators is empty the for-loop never runs and context remains None. Returning None causes callers (e.g. flask instrumentation) to call context.attach(None), which sets the ContextVar explicitly to None and corrupts all subsequent get_current() calls. Return Context() as a safe default instead. --- opentelemetry-api/src/opentelemetry/propagators/composite.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/opentelemetry-api/src/opentelemetry/propagators/composite.py b/opentelemetry-api/src/opentelemetry/propagators/composite.py index 1d3c3912ee1..b3027189f69 100644 --- a/opentelemetry-api/src/opentelemetry/propagators/composite.py +++ b/opentelemetry-api/src/opentelemetry/propagators/composite.py @@ -39,7 +39,7 @@ def extract( """ for propagator in self._propagators: context = propagator.extract(carrier, context, getter=getter) - return context # type: ignore + return context if context is not None else Context() def inject( self, From 5f72ea5494916d1915da6d804e32090dc17e60ee Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 26 Jun 2026 16:29:16 -0600 Subject: [PATCH 54/66] opentelemetry-sdk: implement instrumentation.python declarative config support Add configure_instrumentation() to activate instrumentors listed under instrumentation/development.python in a declarative config file. Each key is resolved via the opentelemetry_instrumentor entry point group and instrument(**opts) is called with the supplied options. An enabled: false value suppresses a library without raising; unknown entry points and instrumentor failures are logged without stopping the others. Wire configure_instrumentation() into configure_sdk() so the python section is applied alongside providers on the declarative config path. Fixes #5361 Assisted-by: Claude Sonnet 4.6 --- .../sdk/_configuration/_instrumentation.py | 59 +++++++ .../opentelemetry/sdk/_configuration/_sdk.py | 4 + .../_configuration/test_instrumentation.py | 148 ++++++++++++++++++ 3 files changed, 211 insertions(+) create mode 100644 opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py create mode 100644 opentelemetry-sdk/tests/_configuration/test_instrumentation.py diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py new file mode 100644 index 00000000000..cab11de538b --- /dev/null +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py @@ -0,0 +1,59 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +from __future__ import annotations + +import logging + +from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation +from opentelemetry.util._importlib_metadata import entry_points + +_logger = logging.getLogger(__name__) + + +def configure_instrumentation( + config: ExperimentalInstrumentation | None, +) -> None: + """Activate instrumentors listed under ``instrumentation/development.python``. + + For each entry in ``config.python`` the matching ``opentelemetry_instrumentor`` + entry point is loaded and ``instrument(**opts)`` is called on it. An + ``enabled: false`` value in the options dict suppresses instrumentation for + that library without raising an error. + + Absent or unknown entry points are logged as warnings; runtime errors from + an instrumentor are logged as exceptions. Neither stops the remaining + instrumentors from being applied. + """ + if config is None or config.python is None: + return + + for name, opts in config.python.items(): + opts = dict(opts) + if not opts.pop("enabled", True): + _logger.debug( + "Instrumentation '%s' is disabled in declarative config; skipping", + name, + ) + continue + + try: + ep = next( + iter(entry_points(group="opentelemetry_instrumentor", name=name)) + ) + except StopIteration: + _logger.warning( + "Instrumentation '%s' requested in declarative config but no " + "'opentelemetry_instrumentor' entry point with that name was found; " + "skipping", + name, + ) + continue + + try: + ep.load()().instrument(**opts) + _logger.debug("Instrumented '%s' via declarative config", name) + except Exception: # pylint: disable=broad-except + _logger.exception( + "Failed to instrument '%s' via declarative config", name + ) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py index efa26aa9360..f3515b2d9c3 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py @@ -20,6 +20,9 @@ ) from opentelemetry.sdk._configuration._propagator import configure_propagator from opentelemetry.sdk._configuration._resource import create_resource +from opentelemetry.sdk._configuration._instrumentation import ( + configure_instrumentation, +) from opentelemetry.sdk._configuration._tracer_provider import ( configure_tracer_provider, ) @@ -62,3 +65,4 @@ def configure_sdk(config: OpenTelemetryConfiguration) -> None: configure_meter_provider(config.meter_provider, resource) configure_logger_provider(config.logger_provider, resource) configure_propagator(config.propagator) + configure_instrumentation(config.instrumentation_development) diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py new file mode 100644 index 00000000000..cb52b42464b --- /dev/null +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -0,0 +1,148 @@ +# Copyright The OpenTelemetry Authors +# SPDX-License-Identifier: Apache-2.0 + +import logging +import unittest +from unittest.mock import MagicMock, patch + +from opentelemetry.sdk._configuration._instrumentation import ( + configure_instrumentation, +) +from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation + + +def _make_ep(instrumentor_instance): + """Build a fake entry point that returns ``instrumentor_instance`` when loaded.""" + ep = MagicMock() + ep.load.return_value = MagicMock(return_value=instrumentor_instance) + return ep + + +class TestConfigureInstrumentation(unittest.TestCase): + def test_none_config_is_noop(self): + # Must not raise. + configure_instrumentation(None) + + def test_none_python_is_noop(self): + configure_instrumentation(ExperimentalInstrumentation()) + + @patch( + "opentelemetry.sdk._configuration._instrumentation.entry_points", + return_value=iter([]), + ) + def test_unknown_instrumentor_logs_warning(self, _mock_eps): + with self.assertLogs( + "opentelemetry.sdk._configuration._instrumentation", + level=logging.WARNING, + ) as cm: + configure_instrumentation( + ExperimentalInstrumentation(python={"unknown_lib": {}}) + ) + self.assertTrue( + any("unknown_lib" in msg for msg in cm.output), + f"Expected warning mentioning 'unknown_lib', got: {cm.output}", + ) + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_instruments_listed_library_with_no_opts(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation(python={"requests": {}}) + ) + + mock_eps.assert_called_once_with( + group="opentelemetry_instrumentor", name="requests" + ) + instrumentor.instrument.assert_called_once_with() + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_forwards_kwargs_to_instrumentor(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {"excluded_urls": "/healthz", "foo": "bar"}} + ) + ) + + instrumentor.instrument.assert_called_once_with( + excluded_urls="/healthz", foo="bar" + ) + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_enabled_false_skips_instrumentation(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"requests": {"enabled": False}} + ) + ) + + instrumentor.instrument.assert_not_called() + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_enabled_key_not_forwarded_to_instrumentor(self, mock_eps): + instrumentor = MagicMock() + mock_eps.return_value = iter([_make_ep(instrumentor)]) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {"enabled": True, "excluded_urls": "/ok"}} + ) + ) + + # "enabled" must be consumed, not forwarded. + instrumentor.instrument.assert_called_once_with(excluded_urls="/ok") + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_multiple_instrumentors_all_called(self, mock_eps): + flask_inst = MagicMock() + requests_inst = MagicMock() + + def _side_effect(**kwargs): + return iter([_make_ep(flask_inst if kwargs["name"] == "flask" else requests_inst)]) + + mock_eps.side_effect = _side_effect + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {}, "requests": {"foo": "bar"}} + ) + ) + + flask_inst.instrument.assert_called_once_with() + requests_inst.instrument.assert_called_once_with(foo="bar") + + @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") + def test_instrumentor_exception_does_not_stop_others(self, mock_eps): + broken_inst = MagicMock() + broken_inst.instrument.side_effect = RuntimeError("boom") + ok_inst = MagicMock() + + call_count = 0 + + def _side_effect(**_kwargs): + nonlocal call_count + call_count += 1 + return iter( + [_make_ep(broken_inst if call_count == 1 else ok_inst)] + ) + + mock_eps.side_effect = _side_effect + + with self.assertLogs( + "opentelemetry.sdk._configuration._instrumentation", + level=logging.ERROR, + ): + configure_instrumentation( + ExperimentalInstrumentation( + python={"broken": {}, "ok": {}} + ) + ) + + ok_inst.instrument.assert_called_once_with() From 8b37ec5d8f6f927e8b6bba8be645c98acb756d96 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 26 Jun 2026 17:52:02 -0600 Subject: [PATCH 55/66] opentelemetry-sdk: normalize slash in YAML keys during dict-to-dataclass conversion Schema keys like "otlp_file/development" use "/" as a namespace separator for development/experimental features. Python dataclass field names cannot contain "/" so they use "_" (e.g. "otlp_file_development"). Without normalization, the key falls through to additional_properties and triggers an entry-point lookup for "otlp_file/development" (which doesn't exist), rather than using the dedicated _create_otlp_file_development_span_exporter factory function. --- .../src/opentelemetry/sdk/_configuration/_conversion.py | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py index eb89c747a44..19b86ab8d1e 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py @@ -103,9 +103,12 @@ def _dict_to_dataclass(data: Mapping[str, Any], cls: type[_T]) -> _T: kwargs: dict[str, Any] = {} for key, value in data.items(): - if key in known_fields: - type_hint = hints.get(key) - kwargs[key] = _convert_value(value, type_hint) + # Schema keys like "otlp_file/development" use "/" as a namespace + # separator; Python field names use "_". Normalise before lookup. + field_key = key.replace("/", "_") + if field_key in known_fields: + type_hint = hints.get(field_key) + kwargs[field_key] = _convert_value(value, type_hint) else: # Unknown key — @_additional_properties decorator will capture it. kwargs[key] = value From 58488d2ffac55838fb357c7fd84d902f5b39355a Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Mon, 29 Jun 2026 17:18:20 -0600 Subject: [PATCH 56/66] opentelemetry-sdk: validate instrumentation opts via config_dataclass If an instrumentor class exposes a config_dataclass attribute, the raw YAML options are run through _dict_to_dataclass before instrument() is called. This reuses the same type-coercion pipeline used for SDK component configuration so instrumentors declare a typed dataclass schema and the SDK handles the rest. Instrumentors without config_dataclass continue to receive options unchanged, preserving backwards compatibility. --- .../sdk/_configuration/_instrumentation.py | 56 ++++--- .../_configuration/test_instrumentation.py | 144 +++++++++++++----- 2 files changed, 143 insertions(+), 57 deletions(-) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py index cab11de538b..8bf262a16e8 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py @@ -3,26 +3,54 @@ from __future__ import annotations +import dataclasses import logging +from typing import Any +from opentelemetry.sdk._configuration._common import load_entry_point +from opentelemetry.sdk._configuration._conversion import _dict_to_dataclass +from opentelemetry.sdk._configuration._exceptions import ConfigurationError from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation -from opentelemetry.util._importlib_metadata import entry_points _logger = logging.getLogger(__name__) +def _coerce_opts(cls: type, opts: dict[str, Any]) -> dict[str, Any]: + """Validate and coerce ``opts`` using the instrumentor's config dataclass. + + If the class exposes a ``config_dataclass`` attribute pointing to a + dataclass type, the raw options dict is run through ``_dict_to_dataclass`` + — the same pipeline used for SDK component configuration — and the result + is returned as a plain dict. Fields set to ``None`` are omitted so that + instrumentors can distinguish "not provided" from an explicit ``None``. + + If ``config_dataclass`` is absent or ``None``, ``opts`` is returned + unchanged for backwards compatibility. + """ + config_cls = getattr(cls, "config_dataclass", None) + if config_cls is None: + return opts + config_obj = _dict_to_dataclass(opts, config_cls) + return { + f.name: v + for f in dataclasses.fields(config_obj) + if (v := getattr(config_obj, f.name)) is not None + } + + def configure_instrumentation( config: ExperimentalInstrumentation | None, ) -> None: """Activate instrumentors listed under ``instrumentation/development.python``. For each entry in ``config.python`` the matching ``opentelemetry_instrumentor`` - entry point is loaded and ``instrument(**opts)`` is called on it. An - ``enabled: false`` value in the options dict suppresses instrumentation for - that library without raising an error. + entry point is loaded. If the instrumentor class exposes a + ``config_dataclass`` attribute, the raw options are validated and coerced + through ``_dict_to_dataclass`` before being forwarded to ``instrument()``. + An ``enabled: false`` value suppresses instrumentation without raising. Absent or unknown entry points are logged as warnings; runtime errors from - an instrumentor are logged as exceptions. Neither stops the remaining + an instrumentor are logged as exceptions. Neither stops the remaining instrumentors from being applied. """ if config is None or config.python is None: @@ -38,21 +66,15 @@ def configure_instrumentation( continue try: - ep = next( - iter(entry_points(group="opentelemetry_instrumentor", name=name)) - ) - except StopIteration: + cls = load_entry_point("opentelemetry_instrumentor", name) + cls().instrument(**_coerce_opts(cls, opts)) + _logger.debug("Instrumented '%s' via declarative config", name) + except ConfigurationError as exc: _logger.warning( - "Instrumentation '%s' requested in declarative config but no " - "'opentelemetry_instrumentor' entry point with that name was found; " - "skipping", + "Skipping instrumentation '%s' in declarative config: %s", name, + exc, ) - continue - - try: - ep.load()().instrument(**opts) - _logger.debug("Instrumented '%s' via declarative config", name) except Exception: # pylint: disable=broad-except _logger.exception( "Failed to instrument '%s' via declarative config", name diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py index cb52b42464b..e211506d1c4 100644 --- a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -1,36 +1,36 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 +import dataclasses import logging import unittest from unittest.mock import MagicMock, patch +from opentelemetry.sdk._configuration._exceptions import ConfigurationError from opentelemetry.sdk._configuration._instrumentation import ( configure_instrumentation, ) from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation +_LOAD_EP = "opentelemetry.sdk._configuration._instrumentation.load_entry_point" -def _make_ep(instrumentor_instance): - """Build a fake entry point that returns ``instrumentor_instance`` when loaded.""" - ep = MagicMock() - ep.load.return_value = MagicMock(return_value=instrumentor_instance) - return ep + +def _make_instrumentor_class(instance, config_dataclass=None): + """Return a class mock whose constructor returns ``instance``.""" + cls = MagicMock(return_value=instance) + cls.config_dataclass = config_dataclass + return cls class TestConfigureInstrumentation(unittest.TestCase): def test_none_config_is_noop(self): - # Must not raise. configure_instrumentation(None) def test_none_python_is_noop(self): configure_instrumentation(ExperimentalInstrumentation()) - @patch( - "opentelemetry.sdk._configuration._instrumentation.entry_points", - return_value=iter([]), - ) - def test_unknown_instrumentor_logs_warning(self, _mock_eps): + @patch(_LOAD_EP, side_effect=ConfigurationError("not found")) + def test_unknown_instrumentor_logs_warning(self, _mock_load): with self.assertLogs( "opentelemetry.sdk._configuration._instrumentation", level=logging.WARNING, @@ -43,24 +43,22 @@ def test_unknown_instrumentor_logs_warning(self, _mock_eps): f"Expected warning mentioning 'unknown_lib', got: {cm.output}", ) - @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") - def test_instruments_listed_library_with_no_opts(self, mock_eps): + @patch(_LOAD_EP) + def test_instruments_listed_library_with_no_opts(self, mock_load): instrumentor = MagicMock() - mock_eps.return_value = iter([_make_ep(instrumentor)]) + mock_load.return_value = _make_instrumentor_class(instrumentor) configure_instrumentation( ExperimentalInstrumentation(python={"requests": {}}) ) - mock_eps.assert_called_once_with( - group="opentelemetry_instrumentor", name="requests" - ) + mock_load.assert_called_once_with("opentelemetry_instrumentor", "requests") instrumentor.instrument.assert_called_once_with() - @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") - def test_forwards_kwargs_to_instrumentor(self, mock_eps): + @patch(_LOAD_EP) + def test_forwards_kwargs_to_instrumentor_without_config_dataclass(self, mock_load): instrumentor = MagicMock() - mock_eps.return_value = iter([_make_ep(instrumentor)]) + mock_load.return_value = _make_instrumentor_class(instrumentor) configure_instrumentation( ExperimentalInstrumentation( @@ -72,10 +70,10 @@ def test_forwards_kwargs_to_instrumentor(self, mock_eps): excluded_urls="/healthz", foo="bar" ) - @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") - def test_enabled_false_skips_instrumentation(self, mock_eps): + @patch(_LOAD_EP) + def test_enabled_false_skips_instrumentation(self, mock_load): instrumentor = MagicMock() - mock_eps.return_value = iter([_make_ep(instrumentor)]) + mock_load.return_value = _make_instrumentor_class(instrumentor) configure_instrumentation( ExperimentalInstrumentation( @@ -83,12 +81,13 @@ def test_enabled_false_skips_instrumentation(self, mock_eps): ) ) + mock_load.assert_not_called() instrumentor.instrument.assert_not_called() - @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") - def test_enabled_key_not_forwarded_to_instrumentor(self, mock_eps): + @patch(_LOAD_EP) + def test_enabled_key_not_forwarded_to_instrumentor(self, mock_load): instrumentor = MagicMock() - mock_eps.return_value = iter([_make_ep(instrumentor)]) + mock_load.return_value = _make_instrumentor_class(instrumentor) configure_instrumentation( ExperimentalInstrumentation( @@ -96,18 +95,19 @@ def test_enabled_key_not_forwarded_to_instrumentor(self, mock_eps): ) ) - # "enabled" must be consumed, not forwarded. instrumentor.instrument.assert_called_once_with(excluded_urls="/ok") - @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") - def test_multiple_instrumentors_all_called(self, mock_eps): + @patch(_LOAD_EP) + def test_multiple_instrumentors_all_called(self, mock_load): flask_inst = MagicMock() requests_inst = MagicMock() - def _side_effect(**kwargs): - return iter([_make_ep(flask_inst if kwargs["name"] == "flask" else requests_inst)]) + def _side_effect(_group, name): + return _make_instrumentor_class( + flask_inst if name == "flask" else requests_inst + ) - mock_eps.side_effect = _side_effect + mock_load.side_effect = _side_effect configure_instrumentation( ExperimentalInstrumentation( @@ -118,22 +118,86 @@ def _side_effect(**kwargs): flask_inst.instrument.assert_called_once_with() requests_inst.instrument.assert_called_once_with(foo="bar") - @patch("opentelemetry.sdk._configuration._instrumentation.entry_points") - def test_instrumentor_exception_does_not_stop_others(self, mock_eps): + @patch(_LOAD_EP) + def test_instrumentor_exception_does_not_stop_others(self, mock_load): broken_inst = MagicMock() broken_inst.instrument.side_effect = RuntimeError("boom") ok_inst = MagicMock() call_count = 0 - def _side_effect(**_kwargs): + def _side_effect(_group, _name): nonlocal call_count call_count += 1 - return iter( - [_make_ep(broken_inst if call_count == 1 else ok_inst)] + return _make_instrumentor_class( + broken_inst if call_count == 1 else ok_inst ) - mock_eps.side_effect = _side_effect + mock_load.side_effect = _side_effect + + with self.assertLogs( + "opentelemetry.sdk._configuration._instrumentation", + level=logging.ERROR, + ): + configure_instrumentation( + ExperimentalInstrumentation(python={"broken": {}, "ok": {}}) + ) + + ok_inst.instrument.assert_called_once_with() + + @patch(_LOAD_EP) + def test_config_dataclass_coerces_opts(self, mock_load): + @dataclasses.dataclass + class RequestsConfig: + excluded_urls: str | None = None + capture_headers: bool | None = None + + instrumentor = MagicMock() + mock_load.return_value = _make_instrumentor_class( + instrumentor, config_dataclass=RequestsConfig + ) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"requests": {"excluded_urls": "/health", "capture_headers": True}} + ) + ) + + instrumentor.instrument.assert_called_once_with( + excluded_urls="/health", capture_headers=True + ) + + @patch(_LOAD_EP) + def test_config_dataclass_none_fields_not_forwarded(self, mock_load): + @dataclasses.dataclass + class FlaskConfig: + excluded_urls: str | None = None + propagate_headers: bool | None = None + + instrumentor = MagicMock() + mock_load.return_value = _make_instrumentor_class( + instrumentor, config_dataclass=FlaskConfig + ) + + configure_instrumentation( + ExperimentalInstrumentation( + python={"flask": {"excluded_urls": "/ok"}} + ) + ) + + # propagate_headers was not set, so it must not appear in the call. + instrumentor.instrument.assert_called_once_with(excluded_urls="/ok") + + @patch(_LOAD_EP) + def test_config_dataclass_unknown_field_raises(self, mock_load): + @dataclasses.dataclass + class StrictConfig: + excluded_urls: str | None = None + + instrumentor = MagicMock() + mock_load.return_value = _make_instrumentor_class( + instrumentor, config_dataclass=StrictConfig + ) with self.assertLogs( "opentelemetry.sdk._configuration._instrumentation", @@ -141,8 +205,8 @@ def _side_effect(**_kwargs): ): configure_instrumentation( ExperimentalInstrumentation( - python={"broken": {}, "ok": {}} + python={"mylib": {"excluded_urls": "/ok", "typo_field": "bad"}} ) ) - ok_inst.instrument.assert_called_once_with() + instrumentor.instrument.assert_not_called() From bc14db077495b9b9541b9a63b9069c19781ea034 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 10:55:17 -0600 Subject: [PATCH 57/66] refactor: inline _coerce_opts into configure_instrumentation --- .../sdk/_configuration/_instrumentation.py | 38 ++++++------------- 1 file changed, 11 insertions(+), 27 deletions(-) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py index 8bf262a16e8..deb00fb1a78 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py @@ -5,7 +5,6 @@ import dataclasses import logging -from typing import Any from opentelemetry.sdk._configuration._common import load_entry_point from opentelemetry.sdk._configuration._conversion import _dict_to_dataclass @@ -15,29 +14,6 @@ _logger = logging.getLogger(__name__) -def _coerce_opts(cls: type, opts: dict[str, Any]) -> dict[str, Any]: - """Validate and coerce ``opts`` using the instrumentor's config dataclass. - - If the class exposes a ``config_dataclass`` attribute pointing to a - dataclass type, the raw options dict is run through ``_dict_to_dataclass`` - — the same pipeline used for SDK component configuration — and the result - is returned as a plain dict. Fields set to ``None`` are omitted so that - instrumentors can distinguish "not provided" from an explicit ``None``. - - If ``config_dataclass`` is absent or ``None``, ``opts`` is returned - unchanged for backwards compatibility. - """ - config_cls = getattr(cls, "config_dataclass", None) - if config_cls is None: - return opts - config_obj = _dict_to_dataclass(opts, config_cls) - return { - f.name: v - for f in dataclasses.fields(config_obj) - if (v := getattr(config_obj, f.name)) is not None - } - - def configure_instrumentation( config: ExperimentalInstrumentation | None, ) -> None: @@ -45,8 +21,8 @@ def configure_instrumentation( For each entry in ``config.python`` the matching ``opentelemetry_instrumentor`` entry point is loaded. If the instrumentor class exposes a - ``config_dataclass`` attribute, the raw options are validated and coerced - through ``_dict_to_dataclass`` before being forwarded to ``instrument()``. + ``config_dataclass`` attribute, the raw options are validated through + ``_dict_to_dataclass`` before being forwarded to ``instrument()``. An ``enabled: false`` value suppresses instrumentation without raising. Absent or unknown entry points are logged as warnings; runtime errors from @@ -67,7 +43,15 @@ def configure_instrumentation( try: cls = load_entry_point("opentelemetry_instrumentor", name) - cls().instrument(**_coerce_opts(cls, opts)) + config_cls = getattr(cls, "config_dataclass", None) + if config_cls is not None: + config_obj = _dict_to_dataclass(opts, config_cls) + opts = { + f.name: v + for f in dataclasses.fields(config_obj) + if (v := getattr(config_obj, f.name)) is not None + } + cls().instrument(**opts) _logger.debug("Instrumented '%s' via declarative config", name) except ConfigurationError as exc: _logger.warning( From a2a88df49da35f266cb1950076b7deaba219b001 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 13:37:57 -0600 Subject: [PATCH 58/66] refactor: rename _instrumentation to instrumentation, use from-imports, expand slash-normalization comment --- .../sdk/_configuration/_conversion.py | 34 +++++++-------- .../opentelemetry/sdk/_configuration/_sdk.py | 2 +- ..._instrumentation.py => instrumentation.py} | 41 ++++++++++--------- .../_configuration/test_instrumentation.py | 10 ++--- 4 files changed, 45 insertions(+), 42 deletions(-) rename opentelemetry-sdk/src/opentelemetry/sdk/_configuration/{_instrumentation.py => instrumentation.py} (57%) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py index 19b86ab8d1e..c388b966b7e 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_conversion.py @@ -11,12 +11,11 @@ from __future__ import annotations -import dataclasses -import enum -import types -import typing from collections.abc import Mapping -from typing import Any, TypeVar, get_args, get_origin +from dataclasses import fields, is_dataclass +from enum import Enum +from types import UnionType +from typing import Any, TypeVar, Union, get_args, get_origin, get_type_hints _T = TypeVar("_T") @@ -27,7 +26,7 @@ def _unwrap_optional(type_hint: Any) -> Any: Returns the unwrapped type, or the original hint if not a union with None. """ origin = get_origin(type_hint) - if origin is types.UnionType or origin is typing.Union: + if origin is UnionType or origin is Union: non_none = [t for t in get_args(type_hint) if t is not type(None)] if len(non_none) == 1: return non_none[0] @@ -58,7 +57,7 @@ def _convert_value(value: Any, type_hint: Any) -> Any: # Direct dataclass type — recurse if ( isinstance(unwrapped, type) - and dataclasses.is_dataclass(unwrapped) + and is_dataclass(unwrapped) and isinstance(value, dict) ): return _dict_to_dataclass(value, unwrapped) @@ -66,7 +65,7 @@ def _convert_value(value: Any, type_hint: Any) -> Any: # Enum type — coerce string/value to the Enum member if ( isinstance(unwrapped, type) - and issubclass(unwrapped, enum.Enum) + and issubclass(unwrapped, Enum) and not isinstance(value, unwrapped) ): return unwrapped(value) @@ -90,21 +89,24 @@ def _dict_to_dataclass(data: Mapping[str, Any], cls: type[_T]) -> _T: Raises: TypeError: If ``cls`` is not a dataclass type. """ - if not dataclasses.is_dataclass(cls): + if not is_dataclass(cls): raise TypeError(f"{cls.__name__} is not a dataclass") # Annotated as ``dict[str, Any]`` so astroid stops tracing into - # ``typing.get_type_hints`` — under pylint 3.x that path leads into + # ``get_type_hints`` — under pylint 3.x that path leads into # Python 3.14's ``annotationlib`` (which uses t-strings) and crashes. - hints: dict[str, Any] = dict( - typing.get_type_hints(cls, include_extras=False) - ) - known_fields = {f.name for f in dataclasses.fields(cls)} + hints: dict[str, Any] = dict(get_type_hints(cls, include_extras=False)) + known_fields = {f.name for f in fields(cls)} kwargs: dict[str, Any] = {} for key, value in data.items(): - # Schema keys like "otlp_file/development" use "/" as a namespace - # separator; Python field names use "_". Normalise before lookup. + # The OTel configuration schema uses "/" as a namespace separator for + # development/experimental features (e.g. "otlp_file/development", + # "instrumentation/development"). Python identifiers cannot contain + # "/", so the corresponding dataclass fields use "_" instead (e.g. + # "otlp_file_development"). Without this normalisation the key would + # not match any known field and would fall through to + # additional_properties, causing the factory lookup to fail silently. field_key = key.replace("/", "_") if field_key in known_fields: type_hint = hints.get(field_key) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py index f3515b2d9c3..d7473f7cfae 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py @@ -20,7 +20,7 @@ ) from opentelemetry.sdk._configuration._propagator import configure_propagator from opentelemetry.sdk._configuration._resource import create_resource -from opentelemetry.sdk._configuration._instrumentation import ( +from opentelemetry.sdk._configuration.instrumentation import ( configure_instrumentation, ) from opentelemetry.sdk._configuration._tracer_provider import ( diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py similarity index 57% rename from opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py rename to opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py index deb00fb1a78..6d507a1fcee 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py @@ -3,38 +3,39 @@ from __future__ import annotations -import dataclasses -import logging +from dataclasses import fields +from logging import getLogger from opentelemetry.sdk._configuration._common import load_entry_point from opentelemetry.sdk._configuration._conversion import _dict_to_dataclass from opentelemetry.sdk._configuration._exceptions import ConfigurationError from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) def configure_instrumentation( - config: ExperimentalInstrumentation | None, + configuration: ExperimentalInstrumentation | None, ) -> None: """Activate instrumentors listed under ``instrumentation/development.python``. - For each entry in ``config.python`` the matching ``opentelemetry_instrumentor`` - entry point is loaded. If the instrumentor class exposes a - ``config_dataclass`` attribute, the raw options are validated through - ``_dict_to_dataclass`` before being forwarded to ``instrument()``. - An ``enabled: false`` value suppresses instrumentation without raising. + For each entry in ``configuration.python`` the matching + ``opentelemetry_instrumentor`` entry point is loaded. If the instrumentor + class exposes a ``config_dataclass`` attribute, the raw options are + validated through ``_dict_to_dataclass`` before being forwarded to + ``instrument()``. An ``enabled: false`` value suppresses instrumentation + without raising. Absent or unknown entry points are logged as warnings; runtime errors from an instrumentor are logged as exceptions. Neither stops the remaining instrumentors from being applied. """ - if config is None or config.python is None: + if configuration is None or configuration.python is None: return - for name, opts in config.python.items(): - opts = dict(opts) - if not opts.pop("enabled", True): + for name, options in configuration.python.items(): + options = dict(options) + if not options.pop("enabled", True): _logger.debug( "Instrumentation '%s' is disabled in declarative config; skipping", name, @@ -43,15 +44,15 @@ def configure_instrumentation( try: cls = load_entry_point("opentelemetry_instrumentor", name) - config_cls = getattr(cls, "config_dataclass", None) - if config_cls is not None: - config_obj = _dict_to_dataclass(opts, config_cls) - opts = { + configuration_cls = getattr(cls, "config_dataclass", None) + if configuration_cls is not None: + configuration_obj = _dict_to_dataclass(options, configuration_cls) + options = { f.name: v - for f in dataclasses.fields(config_obj) - if (v := getattr(config_obj, f.name)) is not None + for f in fields(configuration_obj) + if (v := getattr(configuration_obj, f.name)) is not None } - cls().instrument(**opts) + cls().instrument(**options) _logger.debug("Instrumented '%s' via declarative config", name) except ConfigurationError as exc: _logger.warning( diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py index e211506d1c4..e612ab445dd 100644 --- a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -7,12 +7,12 @@ from unittest.mock import MagicMock, patch from opentelemetry.sdk._configuration._exceptions import ConfigurationError -from opentelemetry.sdk._configuration._instrumentation import ( +from opentelemetry.sdk._configuration.instrumentation import ( configure_instrumentation, ) from opentelemetry.sdk._configuration.models import ExperimentalInstrumentation -_LOAD_EP = "opentelemetry.sdk._configuration._instrumentation.load_entry_point" +_LOAD_EP = "opentelemetry.sdk._configuration.instrumentation.load_entry_point" def _make_instrumentor_class(instance, config_dataclass=None): @@ -32,7 +32,7 @@ def test_none_python_is_noop(self): @patch(_LOAD_EP, side_effect=ConfigurationError("not found")) def test_unknown_instrumentor_logs_warning(self, _mock_load): with self.assertLogs( - "opentelemetry.sdk._configuration._instrumentation", + "opentelemetry.sdk._configuration.instrumentation", level=logging.WARNING, ) as cm: configure_instrumentation( @@ -136,7 +136,7 @@ def _side_effect(_group, _name): mock_load.side_effect = _side_effect with self.assertLogs( - "opentelemetry.sdk._configuration._instrumentation", + "opentelemetry.sdk._configuration.instrumentation", level=logging.ERROR, ): configure_instrumentation( @@ -200,7 +200,7 @@ class StrictConfig: ) with self.assertLogs( - "opentelemetry.sdk._configuration._instrumentation", + "opentelemetry.sdk._configuration.instrumentation", level=logging.ERROR, ): configure_instrumentation( From 5d5432691b32f8a7c78602eacf2e8854e6eb0a0e Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 13:41:13 -0600 Subject: [PATCH 59/66] changelog: add fragment for PR 5372 --- .changelog/5372.added | 1 + 1 file changed, 1 insertion(+) create mode 100644 .changelog/5372.added diff --git a/.changelog/5372.added b/.changelog/5372.added new file mode 100644 index 00000000000..a14b17a20ca --- /dev/null +++ b/.changelog/5372.added @@ -0,0 +1 @@ +`opentelemetry-sdk`: Add support for activating instrumentors from a declarative configuration file via the `instrumentation/development.python` section. Instrumentors can declare a `config_dataclass` attribute to have their options validated through the same type-coercion pipeline used for SDK component configuration. \ No newline at end of file From 08b992f79167a937f2d2f730c79e3d4dc4fd2440 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 14:00:11 -0600 Subject: [PATCH 60/66] fix(ci): fix pylint and ruff failures in instrumentation files - Rename walrus variable `v` to `value` (pylint C0103) - Add pylint disable=no-self-use at class level in test file (pylint R6301) - Move `instrumentation` import after `_tracer_provider` in _sdk.py (ruff I001) - Convert `import logging/dataclasses/unittest` to from-imports - Apply ruff format to reformatted lines --- .../opentelemetry/sdk/_configuration/_sdk.py | 10 ++--- .../sdk/_configuration/instrumentation.py | 9 +++-- .../_configuration/test_instrumentation.py | 39 ++++++++++++------- 3 files changed, 36 insertions(+), 22 deletions(-) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py index d7473f7cfae..a9cadca5c90 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_sdk.py @@ -10,7 +10,7 @@ from __future__ import annotations -import logging +from logging import getLogger from opentelemetry.sdk._configuration._logger_provider import ( configure_logger_provider, @@ -20,15 +20,15 @@ ) from opentelemetry.sdk._configuration._propagator import configure_propagator from opentelemetry.sdk._configuration._resource import create_resource -from opentelemetry.sdk._configuration.instrumentation import ( - configure_instrumentation, -) from opentelemetry.sdk._configuration._tracer_provider import ( configure_tracer_provider, ) +from opentelemetry.sdk._configuration.instrumentation import ( + configure_instrumentation, +) from opentelemetry.sdk._configuration.models import OpenTelemetryConfiguration -_logger = logging.getLogger(__name__) +_logger = getLogger(__name__) def configure_sdk(config: OpenTelemetryConfiguration) -> None: diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py index 6d507a1fcee..f229ec1c4f1 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py @@ -46,11 +46,14 @@ class exposes a ``config_dataclass`` attribute, the raw options are cls = load_entry_point("opentelemetry_instrumentor", name) configuration_cls = getattr(cls, "config_dataclass", None) if configuration_cls is not None: - configuration_obj = _dict_to_dataclass(options, configuration_cls) + configuration_obj = _dict_to_dataclass( + options, configuration_cls + ) options = { - f.name: v + f.name: value for f in fields(configuration_obj) - if (v := getattr(configuration_obj, f.name)) is not None + if (value := getattr(configuration_obj, f.name)) + is not None } cls().instrument(**options) _logger.debug("Instrumented '%s' via declarative config", name) diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py index e612ab445dd..89329c419b1 100644 --- a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -1,9 +1,9 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 -import dataclasses -import logging -import unittest +from dataclasses import dataclass +from logging import ERROR, WARNING +from unittest import TestCase from unittest.mock import MagicMock, patch from opentelemetry.sdk._configuration._exceptions import ConfigurationError @@ -22,7 +22,7 @@ def _make_instrumentor_class(instance, config_dataclass=None): return cls -class TestConfigureInstrumentation(unittest.TestCase): +class TestConfigureInstrumentation(TestCase): # pylint: disable=no-self-use def test_none_config_is_noop(self): configure_instrumentation(None) @@ -33,7 +33,7 @@ def test_none_python_is_noop(self): def test_unknown_instrumentor_logs_warning(self, _mock_load): with self.assertLogs( "opentelemetry.sdk._configuration.instrumentation", - level=logging.WARNING, + level=WARNING, ) as cm: configure_instrumentation( ExperimentalInstrumentation(python={"unknown_lib": {}}) @@ -52,11 +52,15 @@ def test_instruments_listed_library_with_no_opts(self, mock_load): ExperimentalInstrumentation(python={"requests": {}}) ) - mock_load.assert_called_once_with("opentelemetry_instrumentor", "requests") + mock_load.assert_called_once_with( + "opentelemetry_instrumentor", "requests" + ) instrumentor.instrument.assert_called_once_with() @patch(_LOAD_EP) - def test_forwards_kwargs_to_instrumentor_without_config_dataclass(self, mock_load): + def test_forwards_kwargs_to_instrumentor_without_config_dataclass( + self, mock_load + ): instrumentor = MagicMock() mock_load.return_value = _make_instrumentor_class(instrumentor) @@ -137,7 +141,7 @@ def _side_effect(_group, _name): with self.assertLogs( "opentelemetry.sdk._configuration.instrumentation", - level=logging.ERROR, + level=ERROR, ): configure_instrumentation( ExperimentalInstrumentation(python={"broken": {}, "ok": {}}) @@ -147,7 +151,7 @@ def _side_effect(_group, _name): @patch(_LOAD_EP) def test_config_dataclass_coerces_opts(self, mock_load): - @dataclasses.dataclass + @dataclass class RequestsConfig: excluded_urls: str | None = None capture_headers: bool | None = None @@ -159,7 +163,12 @@ class RequestsConfig: configure_instrumentation( ExperimentalInstrumentation( - python={"requests": {"excluded_urls": "/health", "capture_headers": True}} + python={ + "requests": { + "excluded_urls": "/health", + "capture_headers": True, + } + } ) ) @@ -169,7 +178,7 @@ class RequestsConfig: @patch(_LOAD_EP) def test_config_dataclass_none_fields_not_forwarded(self, mock_load): - @dataclasses.dataclass + @dataclass class FlaskConfig: excluded_urls: str | None = None propagate_headers: bool | None = None @@ -190,7 +199,7 @@ class FlaskConfig: @patch(_LOAD_EP) def test_config_dataclass_unknown_field_raises(self, mock_load): - @dataclasses.dataclass + @dataclass class StrictConfig: excluded_urls: str | None = None @@ -201,11 +210,13 @@ class StrictConfig: with self.assertLogs( "opentelemetry.sdk._configuration.instrumentation", - level=logging.ERROR, + level=ERROR, ): configure_instrumentation( ExperimentalInstrumentation( - python={"mylib": {"excluded_urls": "/ok", "typo_field": "bad"}} + python={ + "mylib": {"excluded_urls": "/ok", "typo_field": "bad"} + } ) ) From 72d74b791a777dec14f1679e2b1f69a0af6ce612 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 14:26:11 -0600 Subject: [PATCH 61/66] fix(ci): move pylint disable inside class body so it applies to methods --- opentelemetry-sdk/tests/_configuration/test_instrumentation.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py index 89329c419b1..308cbca4e5b 100644 --- a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -22,7 +22,8 @@ def _make_instrumentor_class(instance, config_dataclass=None): return cls -class TestConfigureInstrumentation(TestCase): # pylint: disable=no-self-use +class TestConfigureInstrumentation(TestCase): + # pylint: disable=no-self-use def test_none_config_is_noop(self): configure_instrumentation(None) From d58e2f1bae85560e165c575bb8c70351a5adf96c Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 14:32:58 -0600 Subject: [PATCH 62/66] refactor: rename config_dataclass attribute to configuration --- .changelog/5372.added | 2 +- .../sdk/_configuration/instrumentation.py | 4 ++-- .../_configuration/test_instrumentation.py | 18 +++++++++--------- 3 files changed, 12 insertions(+), 12 deletions(-) diff --git a/.changelog/5372.added b/.changelog/5372.added index a14b17a20ca..d6031ada38f 100644 --- a/.changelog/5372.added +++ b/.changelog/5372.added @@ -1 +1 @@ -`opentelemetry-sdk`: Add support for activating instrumentors from a declarative configuration file via the `instrumentation/development.python` section. Instrumentors can declare a `config_dataclass` attribute to have their options validated through the same type-coercion pipeline used for SDK component configuration. \ No newline at end of file +`opentelemetry-sdk`: Add support for activating instrumentors from a declarative configuration file via the `instrumentation/development.python` section. Instrumentors can declare a `configuration` attribute to have their options validated through the same type-coercion pipeline used for SDK component configuration. \ No newline at end of file diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py index f229ec1c4f1..2caff988c14 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py @@ -21,7 +21,7 @@ def configure_instrumentation( For each entry in ``configuration.python`` the matching ``opentelemetry_instrumentor`` entry point is loaded. If the instrumentor - class exposes a ``config_dataclass`` attribute, the raw options are + class exposes a ``configuration`` attribute, the raw options are validated through ``_dict_to_dataclass`` before being forwarded to ``instrument()``. An ``enabled: false`` value suppresses instrumentation without raising. @@ -44,7 +44,7 @@ class exposes a ``config_dataclass`` attribute, the raw options are try: cls = load_entry_point("opentelemetry_instrumentor", name) - configuration_cls = getattr(cls, "config_dataclass", None) + configuration_cls = getattr(cls, "configuration", None) if configuration_cls is not None: configuration_obj = _dict_to_dataclass( options, configuration_cls diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py index 308cbca4e5b..c903eb6cfa5 100644 --- a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -15,10 +15,10 @@ _LOAD_EP = "opentelemetry.sdk._configuration.instrumentation.load_entry_point" -def _make_instrumentor_class(instance, config_dataclass=None): +def _make_instrumentor_class(instance, configuration=None): """Return a class mock whose constructor returns ``instance``.""" cls = MagicMock(return_value=instance) - cls.config_dataclass = config_dataclass + cls.configuration = configuration return cls @@ -59,7 +59,7 @@ def test_instruments_listed_library_with_no_opts(self, mock_load): instrumentor.instrument.assert_called_once_with() @patch(_LOAD_EP) - def test_forwards_kwargs_to_instrumentor_without_config_dataclass( + def test_forwards_kwargs_to_instrumentor_without_configuration( self, mock_load ): instrumentor = MagicMock() @@ -151,7 +151,7 @@ def _side_effect(_group, _name): ok_inst.instrument.assert_called_once_with() @patch(_LOAD_EP) - def test_config_dataclass_coerces_opts(self, mock_load): + def test_configuration_coerces_opts(self, mock_load): @dataclass class RequestsConfig: excluded_urls: str | None = None @@ -159,7 +159,7 @@ class RequestsConfig: instrumentor = MagicMock() mock_load.return_value = _make_instrumentor_class( - instrumentor, config_dataclass=RequestsConfig + instrumentor, configuration=RequestsConfig ) configure_instrumentation( @@ -178,7 +178,7 @@ class RequestsConfig: ) @patch(_LOAD_EP) - def test_config_dataclass_none_fields_not_forwarded(self, mock_load): + def test_configuration_none_fields_not_forwarded(self, mock_load): @dataclass class FlaskConfig: excluded_urls: str | None = None @@ -186,7 +186,7 @@ class FlaskConfig: instrumentor = MagicMock() mock_load.return_value = _make_instrumentor_class( - instrumentor, config_dataclass=FlaskConfig + instrumentor, configuration=FlaskConfig ) configure_instrumentation( @@ -199,14 +199,14 @@ class FlaskConfig: instrumentor.instrument.assert_called_once_with(excluded_urls="/ok") @patch(_LOAD_EP) - def test_config_dataclass_unknown_field_raises(self, mock_load): + def test_configuration_unknown_field_raises(self, mock_load): @dataclass class StrictConfig: excluded_urls: str | None = None instrumentor = MagicMock() mock_load.return_value = _make_instrumentor_class( - instrumentor, config_dataclass=StrictConfig + instrumentor, configuration=StrictConfig ) with self.assertLogs( From 76ab381d85cee5ca17e68324a13e5cebd27580dd Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Tue, 30 Jun 2026 14:57:32 -0600 Subject: [PATCH 63/66] ci: retrigger From b58e6023867afbec7dd49df19b77c7cfea04148a Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 3 Jul 2026 09:24:04 -0600 Subject: [PATCH 64/66] fix: address review comments on instrumentation declarative config - Add inspect.isclass + is_dataclass guard before using the configuration attribute, so non-dataclass values are silently ignored - Skip instrument() when the instrumentor is already active to avoid duplicate-instrumentation warnings when opentelemetry-instrument and declarative config are both in play - Add Instrumentation section to docs/sdk/configuration.rst with instrumentation/development.python YAML example - Add instrumentation/development example to the declarative-config example otel-config.yaml and README --- docs/examples/declarative-config/README.rst | 12 ++++++--- .../declarative-config/otel-config.yaml | 5 ++++ docs/sdk/configuration.rst | 25 +++++++++++++++++ .../sdk/_configuration/instrumentation.py | 27 +++++++++++++------ .../_configuration/test_instrumentation.py | 26 ++++++++++++++++++ 5 files changed, 83 insertions(+), 12 deletions(-) diff --git a/docs/examples/declarative-config/README.rst b/docs/examples/declarative-config/README.rst index ec3b828b829..ef01f1743c8 100644 --- a/docs/examples/declarative-config/README.rst +++ b/docs/examples/declarative-config/README.rst @@ -16,14 +16,15 @@ The source files of this example are available :scm_web:`here `. Install the SDK with the ``file-configuration`` extra (it pulls in ``pyyaml`` -and ``jsonschema``), the auto-instrumentation entry point, and the OTLP/HTTP -exporter: +and ``jsonschema``), the auto-instrumentation entry point, the OTLP/HTTP +exporter, and the ``requests`` instrumentation used by this example: .. code-block:: sh pip install "opentelemetry-sdk[file-configuration]" \ opentelemetry-distro \ - opentelemetry-exporter-otlp-proto-http + opentelemetry-exporter-otlp-proto-http \ + opentelemetry-instrumentation-requests Start an OTLP-capable backend locally so there is somewhere to send data. Write the following file: @@ -74,7 +75,10 @@ auto-instrumentation apply it. No configuration code lives in ``app.py``: export OTEL_CONFIG_FILE=$(pwd)/otel-config.yaml opentelemetry-instrument python app.py -You should see the exported span in the Collector's debug output. +You should see the exported span in the Collector's debug output. The +``instrumentation/development.python`` section in ``otel-config.yaml`` +activates the ``requests`` instrumentation so outgoing HTTP calls made by +``app.py`` are automatically traced without any code changes. Environment variable substitution ---------------------------------- diff --git a/docs/examples/declarative-config/otel-config.yaml b/docs/examples/declarative-config/otel-config.yaml index 1f2bd9fa798..3a3e88e0276 100644 --- a/docs/examples/declarative-config/otel-config.yaml +++ b/docs/examples/declarative-config/otel-config.yaml @@ -32,3 +32,8 @@ logger_provider: exporter: otlp_http: endpoint: http://localhost:4318/v1/logs + +instrumentation/development: + python: + requests: + enabled: true diff --git a/docs/sdk/configuration.rst b/docs/sdk/configuration.rst index 40af342e418..43461fe5a90 100644 --- a/docs/sdk/configuration.rst +++ b/docs/sdk/configuration.rst @@ -95,6 +95,31 @@ OTLP/HTTP. The source is available :scm_web:`here - name: api-key value: ${OTLP_API_KEY} +Instrumentation +--------------- + +The ``instrumentation/development.python`` section activates Python +instrumentors by their ``opentelemetry_instrumentor`` entry-point name. Set +``enabled: false`` to suppress an instrumentor without removing its entry, and +pass any other keys as keyword arguments to ``instrument()``: + +.. code-block:: yaml + + instrumentation/development: + python: + requests: + enabled: true + urllib3: + enabled: true + max_spans_per_request: 10 + +If the instrumentor class declares a ``configuration`` class attribute pointing +to a dataclass, the options are validated and type-coerced through the same +pipeline used for SDK component configuration before being forwarded to +``instrument()``. Instrumentors that are already active (for example because +``opentelemetry-instrument`` ran before the file was applied) are silently +skipped. + Environment variable substitution ---------------------------------- diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py index 2caff988c14..abdf8cc10e6 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py @@ -3,7 +3,8 @@ from __future__ import annotations -from dataclasses import fields +import inspect +from dataclasses import fields, is_dataclass from logging import getLogger from opentelemetry.sdk._configuration._common import load_entry_point @@ -21,10 +22,14 @@ def configure_instrumentation( For each entry in ``configuration.python`` the matching ``opentelemetry_instrumentor`` entry point is loaded. If the instrumentor - class exposes a ``configuration`` attribute, the raw options are - validated through ``_dict_to_dataclass`` before being forwarded to - ``instrument()``. An ``enabled: false`` value suppresses instrumentation - without raising. + class exposes a ``configuration`` attribute that is a dataclass type, the + raw options are validated through ``_dict_to_dataclass`` before being + forwarded to ``instrument()``. An ``enabled: false`` value suppresses + instrumentation without raising. + + If an instrumentor is already active (e.g. ``opentelemetry-instrument`` + ran before the SDK was configured from the file) its ``instrument()`` call + is skipped to avoid a double-instrumentation warning. Absent or unknown entry points are logged as warnings; runtime errors from an instrumentor are logged as exceptions. Neither stops the remaining @@ -45,7 +50,9 @@ class exposes a ``configuration`` attribute, the raw options are try: cls = load_entry_point("opentelemetry_instrumentor", name) configuration_cls = getattr(cls, "configuration", None) - if configuration_cls is not None: + if inspect.isclass(configuration_cls) and is_dataclass( + configuration_cls + ): configuration_obj = _dict_to_dataclass( options, configuration_cls ) @@ -55,8 +62,12 @@ class exposes a ``configuration`` attribute, the raw options are if (value := getattr(configuration_obj, f.name)) is not None } - cls().instrument(**options) - _logger.debug("Instrumented '%s' via declarative config", name) + instance = cls() + if getattr(instance, "is_instrumented_by_opentelemetry", False): + _logger.debug("Skipping '%s': already instrumented", name) + else: + instance.instrument(**options) + _logger.debug("Instrumented '%s' via declarative config", name) except ConfigurationError as exc: _logger.warning( "Skipping instrumentation '%s' in declarative config: %s", diff --git a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py index c903eb6cfa5..fb3b6c11097 100644 --- a/opentelemetry-sdk/tests/_configuration/test_instrumentation.py +++ b/opentelemetry-sdk/tests/_configuration/test_instrumentation.py @@ -19,6 +19,7 @@ def _make_instrumentor_class(instance, configuration=None): """Return a class mock whose constructor returns ``instance``.""" cls = MagicMock(return_value=instance) cls.configuration = configuration + instance.is_instrumented_by_opentelemetry = False return cls @@ -150,6 +151,31 @@ def _side_effect(_group, _name): ok_inst.instrument.assert_called_once_with() + @patch(_LOAD_EP) + def test_skips_already_instrumented(self, mock_load): + instrumentor = MagicMock() + mock_load.return_value = _make_instrumentor_class(instrumentor) + instrumentor.is_instrumented_by_opentelemetry = True + + configure_instrumentation( + ExperimentalInstrumentation(python={"requests": {}}) + ) + + instrumentor.instrument.assert_not_called() + + @patch(_LOAD_EP) + def test_non_dataclass_configuration_attribute_ignored(self, mock_load): + instrumentor = MagicMock() + mock_load.return_value = _make_instrumentor_class( + instrumentor, configuration="not-a-dataclass" + ) + + configure_instrumentation( + ExperimentalInstrumentation(python={"requests": {"foo": "bar"}}) + ) + + instrumentor.instrument.assert_called_once_with(foo="bar") + @patch(_LOAD_EP) def test_configuration_coerces_opts(self, mock_load): @dataclass From 1d6fa795134ad16098188b00dc97622123a04011 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 3 Jul 2026 09:27:45 -0600 Subject: [PATCH 65/66] fix: use from inspect import isclass instead of import inspect --- .../src/opentelemetry/sdk/_configuration/instrumentation.py | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py index abdf8cc10e6..20553b9513b 100644 --- a/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py +++ b/opentelemetry-sdk/src/opentelemetry/sdk/_configuration/instrumentation.py @@ -3,8 +3,8 @@ from __future__ import annotations -import inspect from dataclasses import fields, is_dataclass +from inspect import isclass from logging import getLogger from opentelemetry.sdk._configuration._common import load_entry_point @@ -50,9 +50,7 @@ class exposes a ``configuration`` attribute that is a dataclass type, the try: cls = load_entry_point("opentelemetry_instrumentor", name) configuration_cls = getattr(cls, "configuration", None) - if inspect.isclass(configuration_cls) and is_dataclass( - configuration_cls - ): + if isclass(configuration_cls) and is_dataclass(configuration_cls): configuration_obj = _dict_to_dataclass( options, configuration_cls ) From a387eff072983b9677e9ead17ccde953762d4568 Mon Sep 17 00:00:00 2001 From: Diego Hurtado Date: Fri, 3 Jul 2026 16:45:33 -0600 Subject: [PATCH 66/66] opentelemetry-exporter-otlp-pyproto-http: drop requests, use urllib Replace requests.Session-based transport with stdlib urllib.request/ urllib.error across the trace, log and metric HTTP exporters, sharing a small _post/_build_ssl_context helper in _common.py. The credential- provider entry point's requests.Session type check is commented out (rather than removed) since there is no longer a requests.Session type to validate against; the session= constructor param and its wiring are dropped since there is no longer a Session object for it to populate. --- .../pyproject.toml | 1 - .../otlp/pyproto/http/_common/__init__.py | 64 +++++++++++++---- .../pyproto/http/_log_exporter/__init__.py | 72 ++++++++----------- .../pyproto/http/metric_exporter/__init__.py | 72 ++++++++----------- .../pyproto/http/trace_exporter/__init__.py | 72 ++++++++----------- .../pyproto/http/_common/test___init__.py | 32 +++------ .../http/_log_exporter/test___init__.py | 41 +++++------ .../http/metric_exporter/test___init__.py | 38 ++++------ .../http/trace_exporter/test___init__.py | 43 +++++------ uv.lock | 2 - 10 files changed, 194 insertions(+), 243 deletions(-) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml index 54777a25973..7d226a59a1f 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/pyproject.toml @@ -13,7 +13,6 @@ dependencies = [ "opentelemetry-api ~= 1.12", "opentelemetry-sdk ~= 1.12", "opentelemetry-exporter-otlp-pyproto-common == 1.43.0.dev", - "requests ~= 2.7", ] [project.entry-points.opentelemetry_traces_exporter] diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py index bf772c5859b..f28a2ff5c50 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_common/__init__.py @@ -1,10 +1,11 @@ # Copyright The OpenTelemetry Authors # SPDX-License-Identifier: Apache-2.0 +import ssl from os import environ from typing import Literal - -from requests import Response, Session +from urllib.error import HTTPError +from urllib.request import Request, urlopen from opentelemetry.sdk.environment_variables import ( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER, @@ -12,21 +13,54 @@ from opentelemetry.util._importlib_metadata import entry_points -def _is_retryable(resp: Response) -> bool: - if resp.status_code == 408: +def _is_retryable(status_code: int) -> bool: + if status_code == 408: return True - if 500 <= resp.status_code <= 599: + if 500 <= status_code <= 599: return True return False +def _build_ssl_context( + certificate_file: str | bool, + client_cert: str | tuple[str, str | None] | None, +) -> ssl.SSLContext: + context = ssl.create_default_context( + cafile=certificate_file if isinstance(certificate_file, str) else None + ) + if certificate_file is False: + context.check_hostname = False + context.verify_mode = ssl.CERT_NONE + if client_cert: + certfile, keyfile = ( + client_cert if isinstance(client_cert, tuple) else (client_cert, None) + ) + context.load_cert_chain(certfile, keyfile) + return context + + +def _post( + url: str, + data: bytes, + headers: dict[str, str], + timeout_sec: float, + ssl_context: ssl.SSLContext, +) -> tuple[int, str]: + request = Request(url, data=data, headers=headers, method="POST") + try: + with urlopen(request, timeout=timeout_sec, context=ssl_context) as response: + return response.status, response.reason + except HTTPError as error: + return error.code, error.reason + + def _load_session_from_envvar( cred_envvar: Literal[ "OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER", "OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER", "OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER", ], -) -> Session | None: +): _credential_env = environ.get( _OTEL_PYTHON_EXPORTER_OTLP_HTTP_CREDENTIAL_PROVIDER ) or environ.get(cred_envvar) @@ -45,11 +79,15 @@ def _load_session_from_envvar( f"Requested component '{_credential_env}' not found in " f"entry point 'opentelemetry_otlp_credential_provider'" ) - if isinstance(maybe_session, Session): - return maybe_session - else: - raise RuntimeError( - f"Requested component '{_credential_env}' is of type {type(maybe_session)}" - f" must be of type `Session`." - ) + # `requests` is no longer a dependency of this package, so the + # provider's return value can no longer be verified here. + # from requests import Session + # if isinstance(maybe_session, Session): + # return maybe_session + # else: + # raise RuntimeError( + # f"Requested component '{_credential_env}' is of type {type(maybe_session)}" + # f" must be of type `Session`." + # ) + return maybe_session return None diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py index d7fa985d526..1bb46b4d60a 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/__init__.py @@ -10,12 +10,10 @@ from random import uniform from threading import Event from time import time +from urllib.error import URLError from urllib.parse import urlparse from zlib import compress -from requests import Session -from requests.exceptions import ConnectionError, RequestException - from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( create_exporter_metrics, ) @@ -27,8 +25,9 @@ Compression, ) from opentelemetry.exporter.otlp.pyproto.http._common import ( + _build_ssl_context, _is_retryable, - _load_session_from_envvar, + _post, ) from opentelemetry.metrics import MeterProvider from opentelemetry.sdk._logs import ReadableLogRecord @@ -38,7 +37,6 @@ ) from opentelemetry.sdk._shared_internal import DuplicateFilter from opentelemetry.sdk.environment_variables import ( - _OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER, OTEL_EXPORTER_OTLP_CERTIFICATE, OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, OTEL_EXPORTER_OTLP_CLIENT_KEY, @@ -82,7 +80,6 @@ def __init__( headers: dict[str, str] | None = None, timeout: float | None = None, compression: Compression | None = None, - session: Session | None = None, *, meter_provider: MeterProvider | None = None, ): @@ -122,20 +119,12 @@ def __init__( ) ) self._compression = compression or _compression_from_env() - self._session = ( - session - or _load_session_from_envvar( - _OTEL_PYTHON_EXPORTER_OTLP_HTTP_LOGS_CREDENTIAL_PROVIDER - ) - or Session() - ) - self._session.headers.update(self._headers) - self._session.headers.update(_OTLP_HTTP_HEADERS) - self._session.headers.update(self._headers) + self._request_headers = {**_OTLP_HTTP_HEADERS, **self._headers} if self._compression is not Compression.NoCompression: - self._session.headers.update( - {"Content-Encoding": self._compression.value} - ) + self._request_headers["Content-Encoding"] = self._compression.value + self._ssl_context = _build_ssl_context( + self._certificate_file, self._client_cert + ) self._shutdown = False self._metrics = create_exporter_metrics( @@ -161,22 +150,21 @@ def _export(self, serialized_data: bytes, timeout_sec: float | None = None): if timeout_sec is None: timeout_sec = self._timeout try: - resp = self._session.post( - url=self._endpoint, - data=data, - verify=self._certificate_file, - timeout=timeout_sec, - cert=self._client_cert, + return _post( + self._endpoint, + data, + self._request_headers, + timeout_sec, + self._ssl_context, ) - except ConnectionError: - resp = self._session.post( - url=self._endpoint, - data=data, - verify=self._certificate_file, - timeout=timeout_sec, - cert=self._client_cert, + except URLError: + return _post( + self._endpoint, + data, + self._request_headers, + timeout_sec, + self._ssl_context, ) - return resp def export(self, batch: Sequence[ReadableLogRecord]) -> LogRecordExportResult: if self._shutdown: @@ -190,18 +178,17 @@ def export(self, batch: Sequence[ReadableLogRecord]) -> LogRecordExportResult: backoff_seconds = 2**retry_num * uniform(0.8, 1.2) export_error: Exception | None = None try: - resp = self._export(serialized_data, deadline_sec - time()) - if resp.ok: + status_code, reason = self._export( + serialized_data, deadline_sec - time() + ) + if status_code < 400: return LogRecordExportResult.SUCCESS - except RequestException as error: - reason = error + retryable = _is_retryable(status_code) + except URLError as error: + reason = error.reason export_error = error - retryable = isinstance(error, ConnectionError) + retryable = True status_code = None - else: - reason = resp.reason - retryable = _is_retryable(resp) - status_code = resp.status_code if not retryable: _logger.error( @@ -254,7 +241,6 @@ def shutdown(self): return self._shutdown = True self._shutdown_is_occuring.set() - self._session.close() def _compression_from_env() -> Compression: diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py index 3c1938729c7..269e29a3221 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/__init__.py @@ -11,12 +11,10 @@ from random import uniform from threading import Event from time import time +from urllib.error import URLError from urllib.parse import urlparse from zlib import compress -from requests import Session -from requests.exceptions import ConnectionError, RequestException - from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( create_exporter_metrics, ) @@ -29,8 +27,9 @@ Compression, ) from opentelemetry.exporter.otlp.pyproto.http._common import ( + _build_ssl_context, _is_retryable, - _load_session_from_envvar, + _post, ) from opentelemetry.metrics import MeterProvider from opentelemetry.pyproto.collector.metrics.v1.metrics_service_pypb2 import ( @@ -47,7 +46,6 @@ Summary, ) from opentelemetry.sdk.environment_variables import ( - _OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER, OTEL_EXPORTER_OTLP_CERTIFICATE, OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, OTEL_EXPORTER_OTLP_CLIENT_KEY, @@ -97,7 +95,6 @@ def __init__( headers: dict[str, str] | None = None, timeout: float | None = None, compression: Compression | None = None, - session: Session | None = None, preferred_temporality: dict[type, AggregationTemporality] | None = None, preferred_aggregation: dict[type, Aggregation] | None = None, max_export_batch_size: int | None = None, @@ -140,20 +137,12 @@ def __init__( ) ) self._compression = compression or _compression_from_env() - self._session = ( - session - or _load_session_from_envvar( - _OTEL_PYTHON_EXPORTER_OTLP_HTTP_METRICS_CREDENTIAL_PROVIDER - ) - or Session() - ) - self._session.headers.update(self._headers) - self._session.headers.update(_OTLP_HTTP_HEADERS) - self._session.headers.update(self._headers) + self._request_headers = {**_OTLP_HTTP_HEADERS, **self._headers} if self._compression is not Compression.NoCompression: - self._session.headers.update( - {"Content-Encoding": self._compression.value} - ) + self._request_headers["Content-Encoding"] = self._compression.value + self._ssl_context = _build_ssl_context( + self._certificate_file, self._client_cert + ) self._common_configuration(preferred_temporality, preferred_aggregation) self._max_export_batch_size = max_export_batch_size self._shutdown = False @@ -181,22 +170,21 @@ def _export(self, serialized_data: bytes, timeout_sec: float | None = None): if timeout_sec is None: timeout_sec = self._timeout try: - resp = self._session.post( - url=self._endpoint, - data=data, - verify=self._certificate_file, - timeout=timeout_sec, - cert=self._client_cert, + return _post( + self._endpoint, + data, + self._request_headers, + timeout_sec, + self._ssl_context, ) - except ConnectionError: - resp = self._session.post( - url=self._endpoint, - data=data, - verify=self._certificate_file, - timeout=timeout_sec, - cert=self._client_cert, + except URLError: + return _post( + self._endpoint, + data, + self._request_headers, + timeout_sec, + self._ssl_context, ) - return resp def _export_with_retries( self, @@ -210,18 +198,17 @@ def _export_with_retries( backoff_seconds = 2**retry_num * uniform(0.8, 1.2) export_error: Exception | None = None try: - resp = self._export(serialized_data, deadline_sec - time()) - if resp.ok: + status_code, reason = self._export( + serialized_data, deadline_sec - time() + ) + if status_code < 400: return MetricExportResult.SUCCESS - except RequestException as error: - reason = error + retryable = _is_retryable(status_code) + except URLError as error: + reason = error.reason export_error = error - retryable = isinstance(error, ConnectionError) + retryable = True status_code = None - else: - reason = resp.reason - retryable = _is_retryable(resp) - status_code = resp.status_code if not retryable: _logger.error( @@ -299,7 +286,6 @@ def shutdown(self, timeout_millis: float = 30_000, **kwargs) -> None: return self._shutdown = True self._shutdown_in_progress.set() - self._session.close() def force_flush(self, timeout_millis: float = 10_000) -> bool: return True diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py index ed8988a078b..65f4c61cd2f 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/src/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/__init__.py @@ -10,12 +10,10 @@ from random import uniform from threading import Event from time import time +from urllib.error import URLError from urllib.parse import urlparse from zlib import compress -from requests import Session -from requests.exceptions import ConnectionError, RequestException - from opentelemetry.exporter.otlp.pyproto.common._exporter_metrics import ( create_exporter_metrics, ) @@ -27,12 +25,12 @@ Compression, ) from opentelemetry.exporter.otlp.pyproto.http._common import ( + _build_ssl_context, _is_retryable, - _load_session_from_envvar, + _post, ) from opentelemetry.metrics import MeterProvider from opentelemetry.sdk.environment_variables import ( - _OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER, OTEL_EXPORTER_OTLP_CERTIFICATE, OTEL_EXPORTER_OTLP_CLIENT_CERTIFICATE, OTEL_EXPORTER_OTLP_CLIENT_KEY, @@ -77,7 +75,6 @@ def __init__( headers: dict[str, str] | None = None, timeout: float | None = None, compression: Compression | None = None, - session: Session | None = None, *, meter_provider: MeterProvider | None = None, ): @@ -117,20 +114,12 @@ def __init__( ) ) self._compression = compression or _compression_from_env() - self._session = ( - session - or _load_session_from_envvar( - _OTEL_PYTHON_EXPORTER_OTLP_HTTP_TRACES_CREDENTIAL_PROVIDER - ) - or Session() - ) - self._session.headers.update(self._headers) - self._session.headers.update(_OTLP_HTTP_HEADERS) - self._session.headers.update(self._headers) + self._request_headers = {**_OTLP_HTTP_HEADERS, **self._headers} if self._compression is not Compression.NoCompression: - self._session.headers.update( - {"Content-Encoding": self._compression.value} - ) + self._request_headers["Content-Encoding"] = self._compression.value + self._ssl_context = _build_ssl_context( + self._certificate_file, self._client_cert + ) self._shutdown = False self._metrics = create_exporter_metrics( @@ -156,22 +145,21 @@ def _export(self, serialized_data: bytes, timeout_sec: float | None = None): if timeout_sec is None: timeout_sec = self._timeout try: - resp = self._session.post( - url=self._endpoint, - data=data, - verify=self._certificate_file, - timeout=timeout_sec, - cert=self._client_cert, + return _post( + self._endpoint, + data, + self._request_headers, + timeout_sec, + self._ssl_context, ) - except ConnectionError: - resp = self._session.post( - url=self._endpoint, - data=data, - verify=self._certificate_file, - timeout=timeout_sec, - cert=self._client_cert, + except URLError: + return _post( + self._endpoint, + data, + self._request_headers, + timeout_sec, + self._ssl_context, ) - return resp def export(self, spans: Sequence[ReadableSpan]) -> SpanExportResult: if self._shutdown: @@ -185,18 +173,17 @@ def export(self, spans: Sequence[ReadableSpan]) -> SpanExportResult: backoff_seconds = 2**retry_num * uniform(0.8, 1.2) export_error: Exception | None = None try: - resp = self._export(serialized_data, deadline_sec - time()) - if resp.ok: + status_code, reason = self._export( + serialized_data, deadline_sec - time() + ) + if status_code < 400: return SpanExportResult.SUCCESS - except RequestException as error: - reason = error + retryable = _is_retryable(status_code) + except URLError as error: + reason = error.reason export_error = error - retryable = isinstance(error, ConnectionError) + retryable = True status_code = None - else: - reason = resp.reason - retryable = _is_retryable(resp) - status_code = resp.status_code if not retryable: _logger.error( @@ -246,7 +233,6 @@ def shutdown(self): return self._shutdown = True self._shutdown_in_progress.set() - self._session.close() def force_flush(self, timeout_millis: int = 30000) -> bool: return True diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py index b0ae44d85b6..f3427156c23 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_common/test___init__.py @@ -4,7 +4,6 @@ from unittest.mock import Mock, patch import pytest -from requests import Session from opentelemetry.exporter.otlp.pyproto.http._common import ( _is_retryable, @@ -15,31 +14,31 @@ # ── _is_retryable ───────────────────────────────────────────────────────────── def test_is_retryable_408(): - assert _is_retryable(Mock(status_code=408)) is True + assert _is_retryable(408) is True def test_is_retryable_500(): - assert _is_retryable(Mock(status_code=500)) is True + assert _is_retryable(500) is True def test_is_retryable_503(): - assert _is_retryable(Mock(status_code=503)) is True + assert _is_retryable(503) is True def test_is_retryable_599(): - assert _is_retryable(Mock(status_code=599)) is True + assert _is_retryable(599) is True def test_is_retryable_200(): - assert _is_retryable(Mock(status_code=200)) is False + assert _is_retryable(200) is False def test_is_retryable_404(): - assert _is_retryable(Mock(status_code=404)) is False + assert _is_retryable(404) is False def test_is_retryable_400(): - assert _is_retryable(Mock(status_code=400)) is False + assert _is_retryable(400) is False # ── _load_session_from_envvar ───────────────────────────────────────────────── @@ -60,8 +59,8 @@ def test_load_session_raises_on_unknown_provider(): _load_session_from_envvar(_CRED_ENVVAR) -def test_load_session_returns_session_from_provider(): - mock_session = Session() +def test_load_session_returns_value_from_provider(): + mock_session = Mock() mock_ep = Mock() mock_ep.load.return_value = lambda: mock_session @@ -72,16 +71,3 @@ def test_load_session_returns_session_from_provider(): ): result = _load_session_from_envvar(_CRED_ENVVAR) assert result is mock_session - - -def test_load_session_raises_if_provider_returns_non_session(): - mock_ep = Mock() - mock_ep.load.return_value = lambda: "not-a-session" - - with patch.dict("os.environ", {_GENERIC_ENVVAR: "bad_provider"}): - with patch( - "opentelemetry.exporter.otlp.pyproto.http._common.entry_points", - return_value=iter([mock_ep]), - ): - with pytest.raises(RuntimeError, match="must be of type"): - _load_session_from_envvar(_CRED_ENVVAR) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py index c95d16c188f..d95cac90446 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/_log_exporter/test___init__.py @@ -4,10 +4,8 @@ # pylint: disable=protected-access import unittest -from unittest.mock import Mock, patch - -from requests import Session -from requests.exceptions import ConnectionError +from unittest.mock import patch +from urllib.error import URLError from opentelemetry.exporter.otlp.pyproto.http import Compression from opentelemetry.exporter.otlp.pyproto.http._log_exporter import ( @@ -23,15 +21,15 @@ def _ok(): - return Mock(ok=True, status_code=200) + return (200, "OK") def _503(): - return Mock(ok=False, status_code=503, reason="Service Unavailable") + return (503, "Service Unavailable") def _404(): - return Mock(ok=False, status_code=404, reason="Not Found") + return (404, "Not Found") class TestOTLPLogExporter(unittest.TestCase): @@ -46,9 +44,8 @@ def test_constructor_defaults(self): ) self.assertEqual(exporter._timeout, DEFAULT_TIMEOUT) self.assertEqual(exporter._compression, Compression.NoCompression) - self.assertIsInstance(exporter._session, Session) self.assertEqual( - exporter._session.headers["Content-Type"], "application/x-protobuf" + exporter._request_headers["Content-Type"], "application/x-protobuf" ) self.assertFalse(exporter._shutdown) exporter.shutdown() @@ -101,14 +98,14 @@ def test_compression_env_var_gzip(self): with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): exporter = OTLPLogExporter() self.assertEqual(exporter._compression, Compression.Gzip) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "gzip") exporter.shutdown() def test_compression_env_var_deflate(self): with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "deflate"}): exporter = OTLPLogExporter() self.assertEqual(exporter._compression, Compression.Deflate) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "deflate") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "deflate") exporter.shutdown() def test_compression_logs_env_overrides_generic(self): @@ -123,25 +120,19 @@ def test_compression_logs_env_overrides_generic(self): def test_compression_arg_gzip(self): exporter = OTLPLogExporter(compression=Compression.Gzip) self.assertEqual(exporter._compression, Compression.Gzip) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "gzip") exporter.shutdown() def test_no_compression_header_for_none_compression(self): exporter = OTLPLogExporter(compression=Compression.NoCompression) - self.assertNotIn("Content-Encoding", exporter._session.headers) - exporter.shutdown() - - def test_custom_session_used(self): - custom_session = Session() - exporter = OTLPLogExporter(session=custom_session) - self.assertIs(exporter._session, custom_session) + self.assertNotIn("Content-Encoding", exporter._request_headers) exporter.shutdown() # ── export ──────────────────────────────────────────────────────────────── def test_export_success(self): exporter = OTLPLogExporter() - with patch.object(exporter._session, "post", return_value=_ok()): + with patch.object(exporter, "_export", return_value=_ok()): result = exporter.export([]) self.assertEqual(result, LogRecordExportResult.SUCCESS) exporter.shutdown() @@ -154,14 +145,14 @@ def test_export_after_shutdown_returns_failure(self): def test_export_non_retryable_failure(self): exporter = OTLPLogExporter() - with patch.object(exporter._session, "post", return_value=_404()): + with patch.object(exporter, "_export", return_value=_404()): result = exporter.export([]) self.assertEqual(result, LogRecordExportResult.FAILURE) exporter.shutdown() def test_export_retry_then_deadline_exceeded(self): exporter = OTLPLogExporter(timeout=0.01) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=100.0): result = exporter.export([]) self.assertEqual(result, LogRecordExportResult.FAILURE) @@ -169,7 +160,7 @@ def test_export_retry_then_deadline_exceeded(self): def test_export_max_retries_exhausted(self): exporter = OTLPLogExporter(timeout=100) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=0.0001): with patch.object(exporter._shutdown_is_occuring, "wait", return_value=False): result = exporter.export([]) @@ -178,7 +169,7 @@ def test_export_max_retries_exhausted(self): def test_shutdown_interrupts_retry(self): exporter = OTLPLogExporter(timeout=100) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=0.0001): with patch.object(exporter._shutdown_is_occuring, "wait", return_value=True): result = exporter.export([]) @@ -187,7 +178,7 @@ def test_shutdown_interrupts_retry(self): def test_connection_error_is_retryable(self): exporter = OTLPLogExporter(timeout=0.01) - with patch.object(exporter, "_export", side_effect=ConnectionError("refused")): + with patch.object(exporter, "_export", side_effect=URLError("refused")): with patch(_UNIFORM, return_value=100.0): result = exporter.export([]) self.assertEqual(result, LogRecordExportResult.FAILURE) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py index bec3dcefb14..4930ddf9acc 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/metric_exporter/test___init__.py @@ -4,10 +4,7 @@ # pylint: disable=protected-access import unittest -from unittest.mock import Mock, patch - -from requests import Session -from requests.exceptions import ConnectionError +from unittest.mock import patch from opentelemetry.exporter.otlp.pyproto.common._internal.metrics_encoder import ( encode_metrics, @@ -38,15 +35,15 @@ def _ok(): - return Mock(ok=True, status_code=200) + return (200, "OK") def _503(): - return Mock(ok=False, status_code=503, reason="Service Unavailable") + return (503, "Service Unavailable") def _404(): - return Mock(ok=False, status_code=404, reason="Not Found") + return (404, "Not Found") def _make_metrics_data(n_gauge_points: int = 1) -> MetricsData: @@ -100,9 +97,8 @@ def test_constructor_defaults(self): ) self.assertEqual(exporter._timeout, DEFAULT_TIMEOUT) self.assertEqual(exporter._compression, Compression.NoCompression) - self.assertIsInstance(exporter._session, Session) self.assertEqual( - exporter._session.headers["Content-Type"], "application/x-protobuf" + exporter._request_headers["Content-Type"], "application/x-protobuf" ) self.assertIsNone(exporter._max_export_batch_size) self.assertFalse(exporter._shutdown) @@ -150,7 +146,7 @@ def test_compression_env_var_gzip(self): with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): exporter = OTLPMetricExporter() self.assertEqual(exporter._compression, Compression.Gzip) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "gzip") exporter.shutdown() def test_compression_metrics_env_overrides_generic(self): @@ -167,24 +163,18 @@ def test_max_export_batch_size_arg(self): self.assertEqual(exporter._max_export_batch_size, 100) exporter.shutdown() - def test_custom_session_used(self): - custom_session = Session() - exporter = OTLPMetricExporter(session=custom_session) - self.assertIs(exporter._session, custom_session) - exporter.shutdown() - # ── export ──────────────────────────────────────────────────────────────── def test_export_success_empty_data(self): exporter = OTLPMetricExporter() - with patch.object(exporter._session, "post", return_value=_ok()): + with patch.object(exporter, "_export", return_value=_ok()): result = exporter.export(_empty_metrics_data()) self.assertEqual(result, MetricExportResult.SUCCESS) exporter.shutdown() def test_export_success_with_data(self): exporter = OTLPMetricExporter() - with patch.object(exporter._session, "post", return_value=_ok()): + with patch.object(exporter, "_export", return_value=_ok()): result = exporter.export(_make_metrics_data(2)) self.assertEqual(result, MetricExportResult.SUCCESS) exporter.shutdown() @@ -197,14 +187,14 @@ def test_export_after_shutdown_returns_failure(self): def test_export_non_retryable_failure(self): exporter = OTLPMetricExporter() - with patch.object(exporter._session, "post", return_value=_404()): + with patch.object(exporter, "_export", return_value=_404()): result = exporter.export(_empty_metrics_data()) self.assertEqual(result, MetricExportResult.FAILURE) exporter.shutdown() def test_export_retry_then_deadline_exceeded(self): exporter = OTLPMetricExporter(timeout=0.01) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=100.0): result = exporter.export(_empty_metrics_data()) self.assertEqual(result, MetricExportResult.FAILURE) @@ -212,7 +202,7 @@ def test_export_retry_then_deadline_exceeded(self): def test_export_max_retries_exhausted(self): exporter = OTLPMetricExporter(timeout=100) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=0.0001): with patch.object(exporter._shutdown_in_progress, "wait", return_value=False): result = exporter.export(_empty_metrics_data()) @@ -221,7 +211,7 @@ def test_export_max_retries_exhausted(self): def test_shutdown_interrupts_retry(self): exporter = OTLPMetricExporter(timeout=100) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=0.0001): with patch.object(exporter._shutdown_in_progress, "wait", return_value=True): result = exporter.export(_empty_metrics_data()) @@ -233,12 +223,12 @@ def test_export_with_batch_size_sends_multiple_requests(self): exporter = OTLPMetricExporter(max_export_batch_size=1) call_count = 0 - def post_side_effect(**_kwargs): + def export_side_effect(*_args, **_kwargs): nonlocal call_count call_count += 1 return _ok() - with patch.object(exporter._session, "post", side_effect=post_side_effect): + with patch.object(exporter, "_export", side_effect=export_side_effect): result = exporter.export(_make_metrics_data(3)) self.assertEqual(result, MetricExportResult.SUCCESS) self.assertEqual(call_count, 3) diff --git a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py index 1f12847bb17..dffe404a254 100644 --- a/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py +++ b/exporter/opentelemetry-exporter-otlp-pyproto-http/tests/opentelemetry/exporter/otlp/pyproto/http/trace_exporter/test___init__.py @@ -4,10 +4,8 @@ # pylint: disable=protected-access import unittest -from unittest.mock import Mock, patch - -from requests import Session -from requests.exceptions import ConnectionError +from unittest.mock import patch +from urllib.error import URLError from opentelemetry.exporter.otlp.pyproto.http import Compression from opentelemetry.exporter.otlp.pyproto.http.trace_exporter import ( @@ -23,15 +21,15 @@ def _ok(): - return Mock(ok=True, status_code=200) + return (200, "OK") def _503(): - return Mock(ok=False, status_code=503, reason="Service Unavailable") + return (503, "Service Unavailable") def _404(): - return Mock(ok=False, status_code=404, reason="Not Found") + return (404, "Not Found") class TestOTLPSpanExporter(unittest.TestCase): @@ -46,9 +44,8 @@ def test_constructor_defaults(self): ) self.assertEqual(exporter._timeout, DEFAULT_TIMEOUT) self.assertEqual(exporter._compression, Compression.NoCompression) - self.assertIsInstance(exporter._session, Session) self.assertEqual( - exporter._session.headers["Content-Type"], "application/x-protobuf" + exporter._request_headers["Content-Type"], "application/x-protobuf" ) self.assertFalse(exporter._shutdown) exporter.shutdown() @@ -101,14 +98,14 @@ def test_compression_env_var_gzip(self): with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "gzip"}): exporter = OTLPSpanExporter() self.assertEqual(exporter._compression, Compression.Gzip) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "gzip") exporter.shutdown() def test_compression_env_var_deflate(self): with patch.dict("os.environ", {"OTEL_EXPORTER_OTLP_COMPRESSION": "deflate"}): exporter = OTLPSpanExporter() self.assertEqual(exporter._compression, Compression.Deflate) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "deflate") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "deflate") exporter.shutdown() def test_compression_traces_env_overrides_generic(self): @@ -123,25 +120,19 @@ def test_compression_traces_env_overrides_generic(self): def test_compression_arg_gzip(self): exporter = OTLPSpanExporter(compression=Compression.Gzip) self.assertEqual(exporter._compression, Compression.Gzip) - self.assertEqual(exporter._session.headers.get("Content-Encoding"), "gzip") + self.assertEqual(exporter._request_headers.get("Content-Encoding"), "gzip") exporter.shutdown() def test_no_compression_header_for_none_compression(self): exporter = OTLPSpanExporter(compression=Compression.NoCompression) - self.assertNotIn("Content-Encoding", exporter._session.headers) - exporter.shutdown() - - def test_custom_session_used(self): - custom_session = Session() - exporter = OTLPSpanExporter(session=custom_session) - self.assertIs(exporter._session, custom_session) + self.assertNotIn("Content-Encoding", exporter._request_headers) exporter.shutdown() # ── export ──────────────────────────────────────────────────────────────── def test_export_success(self): exporter = OTLPSpanExporter() - with patch.object(exporter._session, "post", return_value=_ok()): + with patch.object(exporter, "_export", return_value=_ok()): result = exporter.export([]) self.assertEqual(result, SpanExportResult.SUCCESS) exporter.shutdown() @@ -154,7 +145,7 @@ def test_export_after_shutdown_returns_failure(self): def test_export_non_retryable_failure(self): exporter = OTLPSpanExporter() - with patch.object(exporter._session, "post", return_value=_404()): + with patch.object(exporter, "_export", return_value=_404()): result = exporter.export([]) self.assertEqual(result, SpanExportResult.FAILURE) exporter.shutdown() @@ -162,7 +153,7 @@ def test_export_non_retryable_failure(self): def test_export_retry_then_deadline_exceeded(self): # backoff(100) > remaining timeout(0.01) → exits on first retry exporter = OTLPSpanExporter(timeout=0.01) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=100.0): result = exporter.export([]) self.assertEqual(result, SpanExportResult.FAILURE) @@ -170,7 +161,7 @@ def test_export_retry_then_deadline_exceeded(self): def test_export_max_retries_exhausted(self): exporter = OTLPSpanExporter(timeout=100) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=0.0001): with patch.object(exporter._shutdown_in_progress, "wait", return_value=False): result = exporter.export([]) @@ -179,7 +170,7 @@ def test_export_max_retries_exhausted(self): def test_shutdown_interrupts_retry(self): exporter = OTLPSpanExporter(timeout=100) - with patch.object(exporter._session, "post", return_value=_503()): + with patch.object(exporter, "_export", return_value=_503()): with patch(_UNIFORM, return_value=0.0001): with patch.object(exporter._shutdown_in_progress, "wait", return_value=True): result = exporter.export([]) @@ -187,9 +178,9 @@ def test_shutdown_interrupts_retry(self): exporter.shutdown() def test_connection_error_is_retryable(self): - # ConnectionError from _export goes into the retry path; deadline kills it fast. + # URLError from _export goes into the retry path; deadline kills it fast. exporter = OTLPSpanExporter(timeout=0.01) - with patch.object(exporter, "_export", side_effect=ConnectionError("refused")): + with patch.object(exporter, "_export", side_effect=URLError("refused")): with patch(_UNIFORM, return_value=100.0): result = exporter.export([]) self.assertEqual(result, SpanExportResult.FAILURE) diff --git a/uv.lock b/uv.lock index 07d901c4d5d..b9c9a7bfe06 100644 --- a/uv.lock +++ b/uv.lock @@ -1063,7 +1063,6 @@ dependencies = [ { name = "opentelemetry-api" }, { name = "opentelemetry-exporter-otlp-pyproto-common" }, { name = "opentelemetry-sdk" }, - { name = "requests" }, ] [package.dev-dependencies] @@ -1081,7 +1080,6 @@ requires-dist = [ { name = "opentelemetry-api", editable = "opentelemetry-api" }, { name = "opentelemetry-exporter-otlp-pyproto-common", editable = "exporter/opentelemetry-exporter-otlp-pyproto-common" }, { name = "opentelemetry-sdk", editable = "opentelemetry-sdk" }, - { name = "requests", specifier = "~=2.7" }, ] [package.metadata.requires-dev]