Publish Docker Images #30
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| name: Publish Docker Images | |
| on: | |
| workflow_dispatch: # Manual trigger | |
| push: | |
| branches: | |
| - main | |
| paths: | |
| - 'one-container/pihole-unbound/Dockerfile' | |
| jobs: | |
| publish-image: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: write | |
| packages: write | |
| # This is used to complete the identity challenge | |
| # with sigstore/fulcio when running outside of PRs. | |
| id-token: write | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| # Install the cosign tool except on PR | |
| # https://github.com/sigstore/cosign-installer | |
| - name: Install cosign | |
| if: github.event_name != 'pull_request' | |
| uses: sigstore/cosign-installer@v3.6.0 | |
| with: | |
| cosign-release: 'v2.2.4' | |
| # Set up BuildKit Docker container builder to be able to build | |
| # multi-platform images and export cache | |
| # https://github.com/docker/setup-buildx-action | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v3.6.1 | |
| # Set up QEMU to enable multi-platform builds | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v3.2.0 | |
| # Login against a Docker registry except on PR | |
| # https://github.com/docker/login-action | |
| - name: Login to Docker Hub | |
| if: github.event_name != 'pull_request' | |
| uses: docker/login-action@v3.3.0 | |
| with: | |
| username: ${{ vars.DOCKERHUB_USERNAME }} | |
| password: ${{ secrets.DOCKERHUB_TOKEN }} | |
| - name: Login to Github Container Registry (GHCR) | |
| if: github.event_name != 'pull_request' | |
| uses: docker/login-action@v3.3.0 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.repository_owner }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Extract Pihole version from Dockerfile | |
| id: extract-version | |
| run: | | |
| VERSION=$(grep -oP '(?<=pihole/pihole:)\S+' one-container/pihole-unbound/Dockerfile) | |
| echo "Extracted pihole version is: $VERSION" | |
| echo "PIHOLE_VERSION=$VERSION" >> "$GITHUB_OUTPUT" | |
| # Extract metadata (tags, labels) for Docker | |
| # https://github.com/docker/metadata-action | |
| - name: Extract Docker metadata | |
| id: meta | |
| uses: docker/metadata-action@v5.5.1 | |
| with: | |
| # List of Docker images to use as base name for tags | |
| images: | | |
| docker.io/${{ vars.DOCKERHUB_USERNAME }}/docker-pihole-unbound | |
| ghcr.io/${{ github.repository_owner }}/docker-pihole-unbound | |
| # Generate Docker tags based on the following events/attributes | |
| tags: | | |
| type=raw,value=${{ steps.extract-version.outputs.PIHOLE_VERSION }} | |
| type=raw,value=latest | |
| # Set the OCI Image Specification source label to the base image repository, to enable tools | |
| # like Renovate and Dependabot to automatically fetch release notes for new versions. | |
| # We cannot use https://github.com/pi-hole/pi-hole directly, since it uses a different versioning scheme. | |
| labels: | | |
| org.opencontainers.image.source=https://github.com/pi-hole/docker-pi-hole | |
| # Build and push Docker image with Buildx (don't push on PR) | |
| # https://github.com/docker/build-push-action | |
| - name: Build and push Docker image | |
| id: build-and-push | |
| uses: docker/build-push-action@v6.7.0 | |
| with: | |
| context: one-container/pihole-unbound | |
| push: ${{ github.event_name != 'pull_request' }} | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| platforms: linux/amd64,linux/386,linux/arm/v6,linux/arm/v7,linux/arm64 | |
| cache-from: type=gha | |
| cache-to: type=gha,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: ${{ github.event_name != 'pull_request' }} | |
| 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} | |
| - uses: softprops/action-gh-release@v2.0.8 | |
| with: | |
| tag_name: ${{ steps.extract-version.outputs.PIHOLE_VERSION }} | |
| body: | | |
| #### This is an update for the `one-container` configuration | |
| - Updating Pi-Hole base image to `${{ steps.extract-version.outputs.PIHOLE_VERSION }}` ([link](https://github.com/pi-hole/docker-pi-hole/releases/tag/${{ steps.extract-version.outputs.PIHOLE_VERSION }})) | |
| #### Update instructions | |
| ```shell | |
| docker-compose pull | |
| docker-compose up -d | |
| ``` | |
| make_latest: true |