release.yaml

name: Version-Checker Release

on:
  push:
    branches:
      - "release-v*"
    tags:
      - "v*"

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  release-name:
    name: Generate a clean release name from the branch/tag
    runs-on: ubuntu-latest
    outputs:
      name: ${{ steps.release_number.outputs.substring }}
    steps:
      - uses: bhowell2/github-substring-action@1.0.2
        id: release_number
        with:
          value: ${{github.ref_name}}
          index_of_str: "release-"

  prepare-release:
    # Don't push back to a tag!
    if: ${{ !startsWith(github.ref, 'refs/tags/') }}
    needs:
      - release-name
    name: Prepare release
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
      contents: write
    steps:
      - name: Checkout code
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
        with:
          fetch-depth: 0

      - name: Setup Golang
        uses: actions/setup-go@v5
        with:
          go-version-file: go.mod

      - name: Find and Replace Helm Chart Version
        uses: jacobtomlinson/gha-find-replace@v3
        with:
          find: 'v(\d+)\.(\d+)\.(\d+)(-rc(\d)+)?'
          replace: "${{needs.release-name.outputs.name}}"
          include: "deploy/charts/version-checker/Chart.yaml"
          regex: true

      - name: Find and Replace Kubernetes Manifests
        uses: jacobtomlinson/gha-find-replace@v3
        with:
          find: 'v(\d+)\.(\d+)\.(\d+)(-rc(\d)+)?'
          replace: "${{needs.release-name.outputs.name}}"
          include: "deploy/yaml/deploy.yaml"
          regex: true

      - name: Find and Replace Makefile versions
        uses: jacobtomlinson/gha-find-replace@v3
        with:
          find: 'v(\d+)\.(\d+)\.(\d+)(-rc(\d)+)?'
          replace: "${{needs.release-name.outputs.name}}"
          include: "Makefile"
          regex: true

      - name: Install Helm Docs
        uses: envoy/install-helm-docs@v1.0.0
        with:
          version: 1.14.2
      - name: Update Helm Docs
        run: |
          set -ex
          cd deploy/charts/version-checker
          helm-docs

      - name: Detect any Local Changes
        uses: dorny/paths-filter@v3
        id: filter
        with:
          base: HEAD
          filters: |
            versions:
              - 'Makefile'
              - 'deploy/yaml/deploy.yaml'
              - 'deploy/charts/version-checker/Chart.yaml'
              - 'deploy/charts/version-checker/README.md'

      - name: Commit files
        if: steps.filter.outputs.versions == 'true'
        run: |
          git config --local user.email "github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"
          git status
          git commit -a -m "Bump versions to ${{needs.release-name.outputs.name}}"

      - name: Push changes
        if: steps.filter.outputs.versions == 'true'
        uses: ad-m/github-push-action@v0.8.0
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ github.ref_name }}

      - name: Build Changelog
        id: github_release
        uses: mikepenz/release-changelog-builder-action@v5

      - name: Create Release PR
        uses: devops-infra/action-pull-request@v0.6.0
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          target_branch: main
          title: "Release ${{needs.release-name.outputs.name}}"
          body: |-
            **Automated Release Pull Request**

            ## Change log:
            ${{steps.github_release.outputs.changelog}}
          draft: false
          get_diff: false
          allow_no_diff: false

  helm-release:
    runs-on: ubuntu-latest
    permissions:
      id-token: write
    needs:
      - release-name
    steps:
      - name: Checkout code
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
        with:
          path: version-checker

      - name: Setup Cosign
        uses: sigstore/cosign-installer@main

      - name: checkout jetstack-charts
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.JETSTACK_CHARTS_PAT }}
          repository: jetstack/jetstack-charts
          ref: main
          path: jetstack-charts

      - name: Setup Helm
        uses: azure/setup-helm@v4

      - name: Login to Quay.io
        if: startsWith(github.ref, 'refs/tags/')
        run: echo "${{ secrets.QUAY_ROBOT_TOKEN }}" | helm registry login quay.io -u ${{ secrets.QUAY_USERNAME }} --password-stdin

      - name: package helm chart
        run: |
          helm package version-checker/deploy/charts/version-checker -d jetstack-charts/charts/

      - name: Sign Helm Chart
        run: |
          cosign sign-blob -y jetstack-charts/charts/version-checker-${{ needs.release-name.outputs.name }}.tgz \
            --bundle jetstack-charts/charts/version-checker-${{ needs.release-name.outputs.name }}.tgz.cosign.bundle

      - name: Creating Publishing Chart's PR
        uses: peter-evans/create-pull-request@v7
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        with:
          token: ${{ secrets.JETSTACK_CHARTS_PAT }}
          title: "Release version-checker ${{ needs.release-name.outputs.name }}"
          commit-message: "Release version-checker ${{ needs.release-name.outputs.name }}"
          branch: version-checker/${{ github.ref_name }}
          path: jetstack-charts
          add-paths: |
            charts/*.tgz
            charts/*.tgz.cosign.bundle
          delete-branch: true
          signoff: true
          base: main

      - name: Push to Quay
        if: startsWith(github.ref, 'refs/tags/')
        run: |-
          helm push jetstack-charts/charts/version-checker-${{ needs.release-name.outputs.name }}.tgz oci://quay.io/quay.io/jetstack/version-checker/chart:${{needs.release-name.outputs.name}}

  docker-release:
    runs-on: ubuntu-latest
    permissions:
      id-token: write
    needs:
      - release-name
    steps:
      - name: Checkout code
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

      # Install the cosign tool except on PR
      # https://github.com/sigstore/cosign-installer
      - name: Install cosign
        uses: sigstore/cosign-installer@59acb6260d9c0ba8f4a2f9d9b48431a222b68e20 #v3.5.0
        with:
          cosign-release: "v2.2.4"

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          platforms: linux/amd64,linux/arm64

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          registry: quay.io
          username: ${{ secrets.QUAY_USERNAME }}
          password: ${{ secrets.QUAY_ROBOT_TOKEN }}

      - name: Build and push (if applicable)
        id: build-and-push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: ${{ startsWith(github.ref, 'refs/tags/') }}
          pull: true
          tags: quay.io/jetstack/version-checker:${{github.ref_name}}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          attests: |-
            type=sbom
            type=provenance,mode=max

      # Sign the resulting Docker image digest except on PRs.
      # This will only write to the public Rekor transparency log when the Docker
      # repository is public to avoid leaking data.  If you would like to publish
      # transparency data even for private images, pass --force to cosign below.
      # https://github.com/sigstore/cosign
      - name: Sign the published Docker image
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        env:
          # https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
          TAGS: ${{ steps.meta.outputs.tags }}
          DIGEST: ${{ steps.build-and-push.outputs.digest }}
        # This step uses the identity token to provision an ephemeral certificate
        # against the sigstore community Fulcio instance.
        run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}

  github-release:
    name: Create/Update GitHub Release
    permissions:
      contents: write
    runs-on: ubuntu-latest
    needs:
      - release-name
    steps:
      - name: Create Release / Change Logs
        uses: softprops/action-gh-release@v2
        with:
          draft: ${{ !startsWith(github.ref, 'refs/tags/') }}
          prerelease: ${{ contains('-rc', github.ref_name) || !startsWith(github.ref, 'refs/tags/') }}
          generate_release_notes: true