publish-charts.yaml

name: Publish chart

on:
  push:
    branches:
      - main

permissions:
  contents: write
  packages: write

jobs:
  release:
    name: Publish chart to OCI registry
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      # Create release-toolkit data file and hydrate it.
      - name: Generate changelog YAML
        uses: newrelic/release-toolkit/generate-yaml@v1
        with:
          excluded-dirs: .github
          excluded-files: README.md
          exit-code: "0"
      # Check if we have something to release and if the release is not blocked.
      - name: Check if the release is empty
        id: empty
        uses: newrelic/release-toolkit/is-empty@v1
      - name: Check if the release is held
        id: held
        uses: newrelic/release-toolkit/is-held@v1

      # Calculate next-version and generate change logs
      - name: Link dependencies
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        uses: newrelic/release-toolkit/link-dependencies@v1
        with:
          dictionary: .github/rt-dictionary.yaml
      - name: Calculate next version
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        id: version
        uses: newrelic/release-toolkit/next-version@v1
      - name: Generate release notes
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        uses: newrelic/release-toolkit/render@v1
      - name: Update CHANGELOG.md
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        uses: newrelic/release-toolkit/update-markdown@v1
        with:
          version: ${{ steps.version.outputs.next-version }}

      # Commit to main branch and push changes. Then create a release.
      - name: Commit and tag release
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        run: |
          git add CHANGELOG.md
          git commit -m "[no ci] Automatic ${{ steps.next-version.outputs.next-version }} release"
          git push
          gh release create "${{ steps.next-version.outputs.next-version }}" -F CHANGELOG.partial.md

      # Login to GitHub Packages to upload the chart to the OCI repository.
      - name: Helm login
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        run: |
          echo "${{ secrets.GITHUB_TOKEN }}" | \
          helm registry login ghcr.io \
            --username "$GITHUB_REPOSITORY_OWNER" \
            --password-stdin
      - name: Helm package
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        run: |
          helm package charts/stateless-dns -u --version "${{ steps.next-version.outputs.version }}"
      - name: Helm push
        if: ${{ steps.empty.outputs.is-empty == 'false' && steps.held.outputs.is-held == 'false' }}
        run: |
          helm push \
          "stateless-dns-${{ steps.next-version.outputs.version }}.tgz" \
          "oci://ghcr.io/${GITHUB_REPOSITORY_OWNER}/pdns-stateless"