bug: tailnet coordinator can drop node updates in race condition · Issue #7295 · coder/coder · GitHub

8000 bug: tailnet coordinator can drop node updates in race condition · Issue #7295 · coder/coder · GitHub

bug: tailnet coordinator can drop node updates in race condition #7295

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bug: tailnet coordinator can drop node updates in race condition#7295

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Spotted using the logging from #7260

The tailnet coordinator sometimes drops a Node update, causing connections to agents to fail to be established.

TestAgent_EnvironmentVariables.txt

See above logs for detailed sequence.

It's a classic concurrency bug:

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If an update comes in between 1 and 2, we miss it.

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spikecurtis

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🦛 Sprint 1

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