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fix(tracing): Make Span.Finish a no-op when the span is already finished #660

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merged 4 commits into from
Jul 5, 2023

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tonyo
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@tonyo tonyo commented Jul 4, 2023

Span.Finish() should only be executed once, all the further executions should be no-ops. This should also prevent potential data races when Finish() is (erroneously) called concurrently.

Closes #587

@tonyo tonyo requested a review from cleptric July 4, 2023 14:37
@tonyo tonyo self-assigned this Jul 4, 2023
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codecov bot commented Jul 4, 2023

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.01 ⚠️

Comparison is base (1b2ac13) 80.61% compared to head (668b4ff) 80.60%.

Additional details and impacted files
@@            Coverage Diff             @@
##           master     #660      +/-   ##
==========================================
- Coverage   80.61%   80.60%   -0.01%     
==========================================
  Files          43       43              
  Lines        4338     4337       -1     
==========================================
- Hits         3497     3496       -1     
  Misses        714      714              
  Partials      127      127              
Impacted Files Coverage Δ
tracing.go 86.13% <100.00%> (-0.03%) ⬇️

☔ View full report in Codecov by Sentry.
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tracing.go Outdated
// (incorrectly) calling it twice never double sends to Sentry.

// doFinish runs the actual Span.Finish() logic.
func (s *Span) doFinish() {
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For readability, can you move this below Finish()?

@tonyo tonyo merged commit 6db2fc7 into master Jul 5, 2023
@tonyo tonyo deleted the tonyo/feat-span-finish-only-once branch July 5, 2023 12:34
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span.Finish() should be a noop when span is already finished
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