generate-docs-helm-tests-renovate-pr.yml

name: Regenerate docs and helm tests

# configure trigger by pull request
on:
  pull_request:
    types: [opened, synchronize]
    paths:
      - 'operations/helm/**'

# These permissions are needed to assume roles from Github's OIDC.
permissions:
  contents: read
  id-token: write

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
  cancel-in-progress: true

jobs:
  prepare:
    if: github.event.pull_request.user.login == 'renovate[bot]'
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4
      - name: Get build image from Makefile
        id: build_image_step
        run: echo "build_image=$(make print-build-image)" >> "$GITHUB_OUTPUT"
      # Retrieve GitHub App Credentials from Vault
      - name: Retrieve GitHub App Credentials from Vault
        id: get-secrets
        uses: grafana/shared-workflows/actions/get-vault-secrets@get-vault-secrets-v1.0.1
        with:
          repo_secrets: |
            APP_ID=mimir-github-bot:app_id
            PRIVATE_KEY=mimir-github-bot:private_key
      # Generate GitHub App Token
      - name: Generate GitHub App Token
        id: app-token
        uses: actions/create-github-app-token@v1
        with:
          app-id: ${{ steps.get-secrets.outputs.APP_ID }}
          private-key: ${{ steps.get-secrets.outputs.PRIVATE_KEY }}
          owner: ${{ github.repository_owner }}
    outputs:
      build_image: ${{ steps.build_image_step.outputs.build_image }}

  lint_and_update:
    runs-on: ubuntu-latest
    needs:
      - prepare
    container:
      image: ${{ needs.prepare.outputs.build_image }}
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4
        with:
          token: ${{ steps.app-token.outputs.token }}

      - name: Run Git Config
        run: |
          git config --global --add safe.directory '*'
          git config --global user.email "${{ github.event.pull_request.user.login }}@users.noreply.github.com"
          git config --global user.name "${{ github.event.pull_request.user.login }}"

      - name: Install the gh cli
        uses: ksivamuthu/actions-setup-gh-cli@v2

      - name: Checkout Pull Request Branch
        run: gh pr checkout ${{ github.event.pull_request.number }}
        env:
          GITHUB_TOKEN: ${{ steps.app-token.outputs.token }}

      - name: Run make targets
        id: update
        run: |
          make BUILD_IN_CONTAINER=false doc build-helm-tests

      - name: Check Updates
        id: check_updates
        run: |
          if ./tools/find-diff-or-untracked.sh operations/helm/; then
            echo "diff=0" >> "$GITHUB_OUTPUT" # Script success, no change
          else
            echo "diff=1" >> "$GITHUB_OUTPUT" # Script failed, changes exist
          fi

      - name: Update PR
        id: update_pr
        if: steps.check_updates.outputs.diff != '0'
        run: |
            echo "Add commit for regenerating helm tests and docs"
            git add operations/helm/
            git commit -m "Update build with regenerated helm tests and docs"
            git push