WIP #69
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| name: Docker | |
| # This workflow will generate container images for each of the Github Actions | |
| # which are using a Dockerfile. | |
| on: | |
| push: | |
| branches: | |
| - "main" | |
| - "feature-*" | |
| pull_request: | |
| branches: | |
| - "main" | |
| jobs: | |
| prepare: | |
| # Finds all the Dockerfiles in the repository and sets the action names | |
| # as output to reuse as matrix strategy in the build job | |
| runs-on: ubuntu-latest | |
| outputs: | |
| container_names_json: ${{ steps.set-output.outputs.container_names_json }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Find Dockerfiles | |
| id: set-output | |
| run: | | |
| # Find all Dockerfiles in the repository | |
| paths_with_docker=$(find -type f -name 'Dockerfile' | sed 's|/Dockerfile||' | sed 's|./||') | |
| # Transform the list of paths into a valid JSON array to be used as matrix strategy | |
| action_names=$(echo $paths_with_docker | jq --raw-input --compact-output 'split(" ") | . ') | |
| echo "Found Dockerfiles in the repository:" | |
| echo "${action_names}" | |
| echo "container_names_json=${action_names}" >> "${GITHUB_OUTPUT}" | |
| build: | |
| runs-on: ubuntu-latest | |
| needs: | |
| - prepare | |
| permissions: | |
| contents: read | |
| packages: write | |
| strategy: | |
| matrix: | |
| action-name: ${{fromJson(needs.prepare.outputs.container_names_json)}} | |
| env: | |
| REGISTRY: ghcr.io | |
| IMAGE_NAME: ${{ github.repository }}/${{ matrix.action-name }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Log into registry ${{ env.REGISTRY }} | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v3 | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Extract Docker metadata | |
| id: meta | |
| uses: docker/metadata-action@v5 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| tags: | | |
| type=ref,event=pr | |
| type=ref,event=branch | |
| type=raw,value=latest,enable={{is_default_branch}} | |
| - name: Build and push Docker image | |
| uses: docker/build-push-action@v6 | |
| with: | |
| context: ${{ matrix.action-name }} | |
| file: ${{ matrix.action-name }}/Dockerfile | |
| push: true | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| platforms: linux/amd64,linux/arm64 | |
| # Disable "provenance" vecause of this bug: https://github.com/docker/build-push-action/issues/820 | |
| provenance: false | |
| cache-from: type=gha | |
| cache-to: type=gha,mode=max |