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Fix race conditions in probe tests. #4786
Fix race conditions in probe tests. #4786
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These tests had unguarded access to a shared variable from a HTTP handler. As each HTTP handler runs in its own goroutine, that's racy. This replaces all booleans/counters with atomic counters. Boolean tests are essentially replaced by comparing the counter to be equal to 0.
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@markusthoemmes: 0 warnings.
In response to this:
Fixes #4765
Proposed Changes
These tests had unguarded access to a shared variable from a HTTP handler. As each HTTP handler runs in its own goroutine, that's racy.
This replaces all booleans/counters with atomic counters. Boolean tests are essentially replaced by comparing the counter to be equal to 0.
One occurrence is here: https://prow.knative.dev/view/gcs/knative-prow/logs/ci-knative-serving-continuous/1151252942410485760
Release Note
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/assign @vagababov |
/test pull-knative-serving-unit-tests Fixed in #4784 |
Thank you |
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/lgtm
Fixes #4765
Proposed Changes
These tests had unguarded access to a shared variable from a HTTP handler. As each HTTP handler runs in its own goroutine, that's racy.
This replaces all booleans/counters with atomic counters. Boolean tests are essentially replaced by comparing the counter to be equal to 0.
One occurrence is here: https://prow.knative.dev/view/gcs/knative-prow/logs/ci-knative-serving-continuous/1151252942410485760
Release Note