Ensure CI image #3
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| name: Ensure CI image | |
| on: | |
| workflow_dispatch: | |
| env: | |
| IMAGE_REGISTRY: ghcr.io | |
| CI_DOCKERFILE_DIR: ./ci # Relative to project root | |
| CI_DOCKERFILE_PATH: Dockerfile # Relative to CI_DOCKERFILE_DIR | |
| CI_DOCKERFILE_MOST_RECENT_SHA: # Determined dynamically later on | |
| jobs: | |
| calculate-latest-label: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| outputs: | |
| ci_dockerfile_latest_sha: ${{ steps.calculate_latest_sha.outputs.ci_dockerfile_latest_sha }} | |
| steps: | |
| - name: Checkout repo | |
| uses: actions/checkout@v4 | |
| - name: Calculate label for CI image | |
| id: calculate_latest_sha | |
| env: | |
| IMAGE_NAME: ${{ github.repository }} | |
| run: | | |
| dockerfile_path=${CI_DOCKERFILE_DIR}/${CI_DOCKERFILE_PATH} | |
| [[ ! -f ${dockerfile_path} ]] && echo "Could not find Dockerfile at ${dockerfile_path}" 1>&2 && exit 1 | |
| echo "ci_dockerfile_latest_sha=$(git log --max-count 1 --pretty=format:%H "${dockerfile_path}")" >> $GITHUB_OUTPUT | |
| build-and-push-ci-image: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| packages: write | |
| needs: | |
| - calculate-latest-label | |
| steps: | |
| - name: Checkout repo | |
| uses: actions/checkout@v4 | |
| - name: Login to GitHub container registry | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.IMAGE_REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Extract metadata | |
| uses: docker/metadata-action@v5 | |
| id: meta | |
| with: | |
| images: ${{ env.IMAGE_REGISTRY }}/${{ github.repository }}-ci | |
| tags: | | |
| type=raw,value=${{ needs.calculate-latest-label.outputs.ci_dockerfile_latest_sha }} | |
| type=raw,value=${{ github.ref_name }}-latest | |
| - name: Build and push CI image | |
| uses: docker/build-push-action@v5 | |
| with: | |
| push: true | |
| context: ${{ env.CI_DOCKERFILE_DIR }}/.. | |
| file: ${{ env.CI_DOCKERFILE_DIR }}/${{ env.CI_DOCKERFILE_PATH }} | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} |