Build and push Docker images #32
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| name: Docker | |
| on: | |
| schedule: | |
| - cron: "15 14 * * *" | |
| push: | |
| branches: ["main"] | |
| pull_request: | |
| branches: ["main"] | |
| workflow_dispatch: | |
| env: | |
| # Use docker.io for Docker Hub if empty | |
| REGISTRY: ghcr.io | |
| # github.repository as <account>/<repo> | |
| IMAGE_NAME: ${{ github.repository }} | |
| jobs: | |
| build: | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| variant: | |
| - base | |
| - gnome | |
| - flagship | |
| - xfce | |
| - kde | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| 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 | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v3 | |
| # with: | |
| # platforms: arm64 | |
| # Workaround: https://github.com/docker/build-push-action/issues/461 | |
| - name: Setup Docker buildx | |
| uses: docker/setup-buildx-action@v3 | |
| # with: | |
| # platforms: linux/amd64,linux/arm64 | |
| # Login against a Docker registry except on PR | |
| # https://github.com/docker/login-action | |
| - name: Log into registry ${{ env.REGISTRY }} | |
| if: github.event_name != 'pull_request' | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| # Extract metadata (tags, labels) for Docker | |
| # https://github.com/docker/metadata-action | |
| - name: Extract Docker metadata | |
| id: meta | |
| uses: docker/metadata-action@v5 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| # 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@v5 | |
| with: | |
| context: ${{ matrix.variant }} | |
| file: ${{ matrix.variant }}/Containerfile | |
| push: ${{ github.event_name != 'pull_request' }} | |
| # tags: ${{ steps.meta.outputs.tags }} | |
| tags: ghcr.io/ultramarine-linux/${{ matrix.variant }}-bootc | |
| labels: ${{ steps.meta.outputs.labels }} | |
| cache-from: type=gha | |
| cache-to: type=gha,mode=max | |
| # platforms: linux/amd64,linux/arm64 | |
| # 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} |