Gitaly unreachable when using no_proxy environment variable

Description

  • The gitaly server is unreachable when the no_proxy extraEnv variable is using a hostname.
  • Actions that interact with Gitaly (pull, push, fetch, etc.) fail with 503 error:
% git fetch
remote: The git server, Gitaly, is not available at this time. Please contact your administrator.
fatal: unable to access 'https://<domain>/<group>/<repository>.git/': The requested URL returned error: 503

Environment

Install type

  • Helm Chart

Impacted offerings:

  • GitLab Self-Managed

Impacted versions:

  • 17.9.3
  • 17.10

Solution

This is a known bug

Fixed versions:

  • 17.11.1
  • 17.10.5
  • 17.9.7

Workaround

Update the no_proxy configuration to use IP instead of hostname.

Cause

This is caused by an issue in the third-party gRPC library.

Additional Information

Further discussion on potential implementations to resolve the issue can be found here.

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