build-test-publish.yml

name: Build, Test, Publish Image & Manifest

on:
  push:
    branches: [ "main"]
    paths-ignore:
    - 'docs/**'
    - '*.md'
    - 'LICENSE.txt'
    - 'PROJECT'
    - 'hack/**'
    tags: [ "v*" ]

env:
  GO_VERSION: '1.20.x' # Require Go 1.20 minor

jobs:
  unit_integration_tests:
    name: unit and integration tests
    runs-on: ubuntu-latest
    container: us.gcr.io/cf-rabbitmq-for-k8s-bunny/rabbitmq-for-kubernetes-ci
    steps:
    - name: Install Go
      uses: actions/setup-go@v5
      with:
        go-version: ${{ env.GO_VERSION }}
        check-latest: true
    - name: Check out code into the Go module directory
      uses: actions/checkout@v4
    - name: Unit tests
      run: make unit-tests
    - name: Integration tests
      run: make integration-tests

  build_operator:
    runs-on: ubuntu-latest
    needs: unit_integration_tests
    permissions:
      contents: 'write'
      id-token: 'write'
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Install Go
      uses: actions/setup-go@v5
      with:
        go-version: ${{ env.GO_VERSION }}
        check-latest: true
    - name: OCI Metadata
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: rabbitmqoperator/messaging-topology-operator
        # generate Docker tags based on the following events/attributes
        tags: |
          type=sha
          type=ref,event=pr
          type=semver,pattern={{version}}
    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
    - name: Login to Docker Hub
      if: github.event_name != 'pull_request'
      uses: docker/login-action@v3
      with:
        # github action secrets are saved in the repo
        # see github documentation on how to manage and access action secrets
        # https://docs.github.com/en/actions/security-guides/encrypted-secrets
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_TOKEN }}
    - name: Build and push
      uses: docker/build-push-action@v3
      with:
        context: .
        push: true
        platforms: linux/amd64, linux/arm64
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
    - name: OCI Metadata for single-arch amd64 image
      id: single-arch-meta-amd64
      uses: docker/metadata-action@v5
      with:
        images: |
          rabbitmqoperator/messaging-topology-operator
        flavor: |
          latest=false
        tags: |
          type=semver,pattern={{version}},suffix=-amd64,latest=false
          type=sha,suffix=-amd64,latest=false
    - name: Build and push single-arch amd64 image
      uses: docker/build-push-action@v3
      with:
        context: .
        platforms: linux/amd64
        push: ${{ github.event_name != 'pull_request' }}
        tags: ${{ steps.single-arch-meta-amd64.outputs.tags }}
        labels: ${{ steps.single-arch-meta-amd64.outputs.labels }}
    - name: OCI Metadata for single-arch arm64 image
      id: single-arch-meta-arm64
      uses: docker/metadata-action@v5
      with:
        images: |
          rabbitmqoperator/messaging-topology-operator
        flavor: |
          latest=false
        tags: |
          type=semver,pattern={{version}},suffix=-arm64,latest=false
          type=sha,suffix=-arm64,latest=false
    - name: Build and push single-arch arm64 image
      uses: docker/build-push-action@v3
      with:
        context: .
        platforms: linux/arm64
        push: ${{ github.event_name != 'pull_request' }}
        tags: ${{ steps.single-arch-meta-arm64.outputs.tags }}
        labels: ${{ steps.single-arch-meta-arm64.outputs.labels }}
    - name: Build manifest
      env:
        RELEASE_VERSION: ${{ steps.meta.outputs.version }}
      run: |
        make install-tools
        pushd config/installation
        kustomize edit set image \
        rabbitmqoperator/messaging-topology-operator-dev=rabbitmqoperator/messaging-topology-operator:"${RELEASE_VERSION}"
        popd
        pushd config/installation/cert-manager
        kustomize edit set image \
        rabbitmqoperator/messaging-topology-operator-dev=rabbitmqoperator/messaging-topology-operator:"${RELEASE_VERSION}"
        popd
        make generate-manifests
    - name: Upload operator manifests
      uses: actions/upload-artifact@v4
      with:
        name: operator-manifests
        path: releases/messaging-topology-operator*.yaml
        retention-days: 2
        if-no-files-found: error
    - name: Rename manifest for GCS
      run: mv releases/messaging-topology-operator-with-certmanager.yaml messaging-topology-operator-with-certmanager-${{ steps.meta.outputs.version }}.yaml
    - id: 'auth'
      uses: 'google-github-actions/auth@v2'
      with:
        # using workload identity provider to authenticate with GCP
        # workload identity provider configurations can be viewed in GCP console and gcloud cli
        # doc: https://cloud.google.com/blog/products/identity-security/enabling-keyless-authentication-from-github-actions
        workload_identity_provider: ${{ secrets.GCP_IDENTITY_PROVIDER }}
        service_account: ${{ secrets.GCP_SA }}
    - name: Upload manifests to GCS
      uses: 'google-github-actions/upload-cloud-storage@v2'
      with:
        path: messaging-topology-operator-with-certmanager-${{ steps.meta.outputs.version }}.yaml
        destination: operator-manifests-dev
        process_gcloudignore: false

  system_tests_gke:
    name: System tests using gke
    runs-on: ubuntu-latest
    container: us.gcr.io/cf-rabbitmq-for-k8s-bunny/rabbitmq-for-kubernetes-ci
    permissions:
      contents: 'write'
      id-token: 'write'
    needs: build_operator
    steps:
    - name: Check out code into the Go module directory
      uses: actions/checkout@v4
    - uses: actions/setup-go@v5
      with:
        go-version: ${{ env.GO_VERSION }}
        check-latest: true
    - id: 'auth'
      uses: 'google-github-actions/auth@v2'
      with:
        workload_identity_provider: ${{ secrets.GCP_IDENTITY_PROVIDER }}
        service_account: ${{ secrets.GCP_SA }}
    - id: 'get-credentials'
      uses: 'google-github-actions/get-gke-credentials@v2'
      with:
        cluster_name: messaging-topology-operator-ci
        location: europe-west2-a
    - name: Get operator manifest
      uses: actions/download-artifact@v4
      with:
        name: operator-manifests
    - name: Install cert-manager and cluster operator
      run: |
        make install-tools
        make cert-manager
        make cluster-operator
    - name: Install operator from build
      run: |
        make destroy
        kubectl apply -f messaging-topology-operator-with-certmanager.yaml
        kubectl --namespace=rabbitmq-system wait --for=condition=Available deployment/messaging-topology-operator
    - name: System tests
      run: |
        make system-tests

  release:
    name: Release to GitHub Releases
    runs-on: ubuntu-latest
    # triggered by git tags, not pushes
    if: startsWith(github.ref, 'refs/tags/v')
    needs: system_tests_gke
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Get operator manifest
      uses: actions/download-artifact@v4
      with:
        name: operator-manifests
    - name: Release
      uses: softprops/action-gh-release@de2c0eb89ae2a093876385947365aca7b0e5f844
      if: startsWith(github.ref, 'refs/tags/')
      with:
        files: |
          messaging-topology-operator.yaml
          messaging-topology-operator-with-certmanager.yaml
        generate_release_notes: true
        draft: true
        fail_on_unmatched_files: true