main.yml

name: Docker build and push

on: [push]

env:
  # TEST_TARGET: Name of the testing target in the Dockerfile
  TEST_TARGET: testing

  # DO_TEST - true to build and run unit tests, false to skip the tests
  DO_TEST: true

jobs:
  production:
    runs-on: ubuntu-latest

    steps:
    - name: "Build context"
      run: |
        echo "ref is ${{ github.ref }}"
        echo "ref_type is ${{ github.ref_type }}"

    - name: "Checkout repository"
      id: checkout_repo
      uses: actions/checkout@v3
      with:
        fetch-depth: 0
        ref: ${{ github.event.pull_request.head.sha }}

    - name: "Lowercase repository name for docker build"
      id: lowercase-repository-name
      run: echo "REPO_NAME=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

    - name: "Set tags for main/master"
      id: set_tags
      run: |
        echo "VERSION_TAG=$(./git-version-gen | grep -v UNKNOWN)" >> ${GITHUB_ENV}
        echo "TEST_TAG=$(git rev-parse HEAD)-test" >> ${GITHUB_ENV}
        echo "SHA_TAG=$(git rev-parse HEAD)" >> ${GITHUB_ENV}
        echo "${GITHUB_ENV}:"
        cat ${GITHUB_ENV}
      shell: bash

    - name: "Verify auto-generated files"
      run: |
          make manifests generate
          git status
          if [[ $(git status -s | wc -l) -gt 0 ]]; then \
              exit 1; \
          fi

    - name: "Docker metadata"
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          ghcr.io/${{ env.REPO_NAME }}
        tags: |
          # For merge to master branch, tag example: 'master'
          type=ref,event=branch
          # For PR event, tag example: 'pr-3'
          type=ref,event=pr
          # For PR event or merge event, tag example: 1.0.1.12-5667
          type=raw,value=${{ env.VERSION_TAG }}
          # For PR event or merge, tag example: 566769e04d2436cf5f42ae4f46092c7dff6e668e
          type=raw,value=${{ env.SHA_TAG }}
          # For push to semver tag, tag example: 1.0.2
          # This also sets 'latest'.
          type=semver,pattern={{version}}
          # For push to semver tag, tag example: 1.0
          type=semver,pattern={{major}}.{{minor}}

    - name: "Docker login"
      id: docker_login
      uses: docker/login-action@v1
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: "Build the test Docker image"
      id: docker_build_test_target
      if: ${{ env.DO_TEST == 'true' }}
      uses: docker/build-push-action@v2
      with:
        push: false
        target: ${{ env.TEST_TARGET }}
        tags: ${{ env.REPO_NAME }}:${{ env.TEST_TAG }}

    - name: "Run the Docker image unit tests"
      id: docker_test
      if: ${{ env.DO_TEST == 'true' }}
      run: docker run ${{ env.REPO_NAME }}:${{ env.TEST_TAG }}

    - name: "Build the final Docker image"
      id: docker_build
      uses: docker/build-push-action@v3
      with:
        push: true
        target: production
        tags: ${{ steps.meta.outputs.tags }}

  debug:
    runs-on: ubuntu-latest

    steps:
    - name: "Build context"
      run: |
        echo "ref is ${{ github.ref }}"
        echo "ref_type is ${{ github.ref_type }}"

    - name: "Checkout repository"
      id: checkout_repo
      uses: actions/checkout@v3
      with:
        fetch-depth: 0
        ref: ${{ github.event.pull_request.head.sha }}

    - name: "Lowercase repository name for docker build"
      id: lowercase-repository-name
      run: echo "REPO_NAME=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

    - name: "Set tags for main/master"
      id: set_tags
      run: |
        echo "VERSION_TAG=$(./git-version-gen | grep -v UNKNOWN)" >> ${GITHUB_ENV}
        echo "TEST_TAG=$(git rev-parse HEAD)-test" >> ${GITHUB_ENV}
        echo "SHA_TAG=$(git rev-parse HEAD)" >> ${GITHUB_ENV}
        echo "${GITHUB_ENV}:"
        cat ${GITHUB_ENV}
      shell: bash

    - name: "Verify auto-generated files"
      run: |
          make manifests generate
          if [[ $(git status -s | wc -l) -gt 0 ]]; then \
              git status; exit 1; \
          fi

    - name: "Docker metadata"
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          ghcr.io/${{ env.REPO_NAME }}-debug
        tags: |
          # For merge to master branch, tag example: 'master'
          type=ref,event=branch
          # For PR event, tag example: 'pr-3'
          type=ref,event=pr
          # For PR event or merge event, tag example: 1.0.1.12-5667
          type=raw,value=${{ env.VERSION_TAG }}
          # For PR event or merge, tag example: 566769e04d2436cf5f42ae4f46092c7dff6e668e
          type=raw,value=${{ env.SHA_TAG }}
          # For push to semver tag, tag example: 1.0.2
          # This also sets 'latest'.
          type=semver,pattern={{version}}
          # For push to semver tag, tag example: 1.0
          type=semver,pattern={{major}}.{{minor}}

    - name: "Docker login"
      id: docker_login
      uses: docker/login-action@v1
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: "Build the test Docker image"
      id: docker_build_test_target
      if: ${{ env.DO_TEST == 'true' }}
      uses: docker/build-push-action@v2
      with:
        push: false
        target: ${{ env.TEST_TARGET }}
        tags: ${{ env.REPO_NAME }}:${{ env.TEST_TAG }}

    - name: "Run the Docker image unit tests"
      id: docker_test
      if: ${{ env.DO_TEST == 'true' }}
      run: docker run ${{ env.REPO_NAME }}:${{ env.TEST_TAG }}

    - name: "Build the debug Docker image"
      id: docker_build
      uses: docker/build-push-action@v3
      with:
        push: true
        target: debug
        tags: ${{ steps.meta.outputs.tags }}

  create_release:
    needs: production
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v4
      with:
        fetch-tags: true
        fetch-depth: 0
    - name: Repair tag
      run: git fetch -f origin ${{ github.ref }}:${{ github.ref }}
    - name: Verify that the tag is annotated
      run: if test x$(git for-each-ref ${{ github.ref }} | awk '{print $2}') = xtag; then /bin/true; else echo "\"${{ github.ref }}\" does not look like an annotated tag!"; /bin/false; fi
    - name: Release
      uses: softprops/action-gh-release@v1
      with:
        #prerelease: true
        generate_release_notes: true