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Feat: Add support for HTTP headers in Alertmanager HTTP Config - #8780

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nutmos wants to merge 23 commits into
prometheus-operator:mainfrom
nutmos:feat/http-headers-support
Open

nutmos wants to merge 23 commits into
prometheus-operator:mainfrom
nutmos:feat/http-headers-support

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@nutmos

@nutmos nutmos commented Aug 30, 2026

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Description

This PR implements HTTP headers in the HTTPConfig CR.

Closes: #8754

Type of change

What type of changes does your code introduce to the Prometheus operator? Put an x in the box that apply.

  • CHANGE (fix or feature that would cause existing functionality to not work as expected)
  • FEATURE (non-breaking change which adds functionality)
  • BUGFIX (non-breaking change which fixes an issue)
  • ENHANCEMENT (non-breaking change which improves existing functionality)
  • NONE (if none of the other choices apply. Example, tooling, build system, CI, docs, etc.)

Verification

Unit Testing

Changelog entry

Implement HTTP headers in HTTPConfig CR

to support http headers
@nutmos
nutmos marked this pull request as ready for review September 1, 2026 23:38
@nutmos
nutmos requested a review from a team as a code owner September 1, 2026 23:38

@simonpasquier simonpasquier left a comment

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In terms of API, I would only support secret key references as it's too easy for users to leak sensitive data into the custom resources.

@nutmos

nutmos commented Sep 11, 2026

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@simonpasquier So you prefer only secret to be supported for now and the rest should be removed?

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Support http_headers in AlertmanagerConfig httpConfig

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