v2/internal/proxy: TestCheckConnections failed

[flaky-bot[bot]]

Note: #1884 was also for this test, but it was closed more than 10 days ago. So, I didn't mark it flaky.

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commit: 54e65d14a5d533f44e33b52a2dc88c2a419eae2f buildURL: https://github.com/GoogleCloudPlatform/cloud-sql-proxy/actions/runs/8864322110 status: failed

[flaky-bot[bot]]

Looks like this issue is flaky. :worried:

I'm going to leave this open and stop commenting.

A human should fix and close this.

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When run at the same commit (54e65d14a5d533f44e33b52a2dc88c2a419eae2f), this test passed in one build (https://github.com/GoogleCloudPlatform/cloud-sql-proxy/actions/runs/8864322110) and failed in another build (https://github.com/GoogleCloudPlatform/cloud-sql-proxy/actions/runs/8864322110).

[enocom]

=== RUN TestCheckConnections 2024/04/28 02:17:17 [proj:region:pg] Listening on 127.0.0.1:50000 2024/04/28 02:17:17 [proj:region:pg1] could not listen to address 127.0.0.1:60000: listen tcp 127.0.0.1:60000: bind: address already in use proxy_test.go:669: proxy.NewClient error: [proj:region:pg1] Unable to mount socket: listen tcp 127.0.0.1:60000: bind: address already in use --- FAIL: TestCheckConnections (0.00s)

[jackwotherspoon]

duplicate of #2166