kas: add PodMonitor support

Mikhail Mazurskiyrequested to merge
ash2k/kas-pod-monitor into master

What does this MR do?

Add PodMonitor support for the kas chart.

https://prometheus-operator.dev/docs/api-reference/api/#monitoring.coreos.com/v1.PodMonitor

Related issues

Relates to Alert when KAS crashes or is killed (gitlab-org/cluster-integration/gitlab-agent#586 - closed).

Author checklist

For general guidance, please follow our Contributing guide.

Required

For anything in this list which will not be completed, please provide a reason in the MR discussion.

  • Merge Request Title and Description are up to date, accurate, and descriptive.
  • MR targeting the appropriate branch.
  • MR has a green pipeline.
  • Documentation created/updated.
  • Tests added/updated, and test plan for scenarios not covered by automated tests.
  • Equivalent MR/issue for omnibus-gitlab opened.

Reviewers checklist

Edited by Jon Doveston

Merge request reports