Issues

• Add Go fuzz targets for NewDestination URL parsing and LoadConfig YAML

  enhancementpriority:medium
  dolph/connectivity#48 · Filter by author dolph opened on May 16, 2026

• "Failed to route" log line looks like an error but is non-fatal — wastes operator's time during incident triage

  bugpriority:medium
  dolph/connectivity#44 · Filter by author dolph opened on May 16, 2026

• monitor mode emits no startup banner (version, config path, destination count) — long-running logs are hard to debug

  enhancementpriority:medium
  dolph/connectivity#43 · Filter by author dolph opened on May 16, 2026

• check exit codes (0/1/2) are not documented — operators can't write reliable wrappers/runbooks

  bugpriority:medium
  dolph/connectivity#42 · Filter by author dolph opened on May 16, 2026

• No --verbose/--debug flag and no doctor/diagnose subcommand — operator is stuck with whatever logs were already emitted

  enhancementpriority:high
  dolph/connectivity#41 · Filter by author dolph opened on May 16, 2026

• Generic "Failed" log copy buries the failure mode under a Go error string

  bugpriority:high
  dolph/connectivity#40 · Filter by author dolph opened on May 16, 2026

• CLI ergonomics polish: -h/--version, typo suggestions, examples, machine-readable output

  enhancementpriority:low
  dolph/connectivity#39 · Filter by author dolph opened on May 16, 2026

• ICMP check uses unprivileged UDP ping by default — fails on most Linux hosts without sysctl tuning

  bugpriority:medium
  dolph/connectivity#38 · Filter by author dolph opened on May 16, 2026

• build.sh uses GNU-only date --utc and arch — fails for macOS/BSD contributors

  bugpriority:low
  dolph/connectivity#37 · Filter by author dolph opened on May 16, 2026

• Missing third-party attribution bundle (NOTICE) in distributed binary

  enhancementpriority:low
  dolph/connectivity#36 · Filter by author dolph opened on May 16, 2026

• Add Go benchmarks for hot paths: Check, Lookup, GetRoute, statsd emission

  enhancementpriority:low
  dolph/connectivity#35 · Filter by author dolph opened on May 16, 2026

• routing.New() panics on non-Linux — check/wait/monitor crash on macOS/Windows/BSD

  bugpriority:high
  dolph/connectivity#34 · Filter by author dolph opened on May 16, 2026

• README hardening: missing subcommands, schemes, config keys, exit codes, privilege notes

  bugpriority:medium
  dolph/connectivity#33 · Filter by author dolph opened on May 16, 2026

• dest.tags() allocated fresh on every metric call; pre-format once per destination

  enhancementpriority:medium
  dolph/connectivity#32 · Filter by author dolph opened on May 16, 2026

• DNS resolution is uncached: every check goes to the resolver, ignoring TTL

  enhancementpriority:medium
  dolph/connectivity#31 · Filter by author dolph opened on May 16, 2026

• GetRoute re-parses the entire kernel routing table on every check

  bugpriority:high
  dolph/connectivity#30 · Filter by author dolph opened on May 16, 2026

• Missing contributor docs: CONTRIBUTING, SECURITY, issue/PR templates

  enhancementpriority:low
  dolph/connectivity#27 · Filter by author dolph opened on May 16, 2026

• Release process: single arch, no checksums/signing, no container image, duplicated build config

  enhancementpriority:medium
  dolph/connectivity#26 · Filter by author dolph opened on May 16, 2026

• CLI is hand-rolled — replace with flag (stdlib) or a flag library

  enhancementpriority:medium
  dolph/connectivity#25 · Filter by author dolph opened on May 16, 2026

• Tests aren't hermetic and major modules are untested; production code is hard to test

  enhancementpriority:medium
  dolph/connectivity#24 · Filter by author dolph opened on May 16, 2026

• CI lacks lint, format check, staticcheck, govulncheck, and coverage

  enhancementpriority:medium
  dolph/connectivity#23 · Filter by author dolph opened on May 16, 2026

• No automated dependency updates (Dependabot/Renovate)

  enhancementpriority:medium
  dolph/connectivity#22 · Filter by author dolph opened on May 16, 2026

• Logs are unstructured plain text without levels; GetLocalIPs runs per log line

  enhancementpriority:medium
  dolph/connectivity#21 · Filter by author dolph opened on May 16, 2026

• Single-sample checks: transient packet loss produces false-positive alerts

  bugpriority:medium
  dolph/connectivity#20 · Filter by author dolph opened on May 16, 2026

• No self-observability metrics: SREs can't tell whether the probe is alive

  enhancementpriority:medium
  dolph/connectivity#19 · Filter by author dolph opened on May 16, 2026