authentik/.github/actions/docker-push-variables/action.yml

name: "Prepare docker environment variables"
description: "Prepare docker environment variables"

outputs:
  shouldBuild:
    description: "Whether to build image or not"
    value: ${{ steps.ev.outputs.shouldBuild }}
  branchName:
    description: "Branch name"
    value: ${{ steps.ev.outputs.branchName }}
  branchNameContainer:
    description: "Branch name (for containers)"
    value: ${{ steps.ev.outputs.branchNameContainer }}
  timestamp:
    description: "Timestamp"
    value: ${{ steps.ev.outputs.timestamp }}
  sha:
    description: "sha"
    value: ${{ steps.ev.outputs.sha }}
  shortHash:
    description: "shortHash"
    value: ${{ steps.ev.outputs.shortHash }}
  version:
    description: "version"
    value: ${{ steps.ev.outputs.version }}
  versionFamily:
    description: "versionFamily"
    value: ${{ steps.ev.outputs.versionFamily }}

runs:
  using: "composite"
  steps:
    - name: Generate config
      id: ev
      shell: python
      run: |
        """Helper script to get the actual branch name, docker safe"""
        import configparser
        import os
        from time import time

        parser = configparser.ConfigParser()
        parser.read(".bumpversion.cfg")

        branch_name = os.environ["GITHUB_REF"]
        if os.environ.get("GITHUB_HEAD_REF", "") != "":
            branch_name = os.environ["GITHUB_HEAD_REF"]

        should_build = str(os.environ.get("DOCKER_USERNAME", "") != "").lower()
        version = parser.get("bumpversion", "current_version")
        version_family = ".".join(version.split(".")[:-1])
        safe_branch_name = branch_name.replace("refs/heads/", "").replace("/", "-")

        sha = os.environ["GITHUB_SHA"] if not "${{ github.event.pull_request.head.sha }}" else "${{ github.event.pull_request.head.sha }}"

        with open(os.environ["GITHUB_OUTPUT"], "a+", encoding="utf-8") as _output:
            print("branchName=%s" % branch_name, file=_output)
            print("branchNameContainer=%s" % safe_branch_name, file=_output)
            print("timestamp=%s" % int(time()), file=_output)
            print("sha=%s" % sha, file=_output)
            print("shortHash=%s" % sha[:7], file=_output)
            print("shouldBuild=%s" % should_build, file=_output)
            print("version=%s" % version, file=_output)
            print("versionFamily=%s" % version_family, file=_output)