build multi-arch images #575
Workflow file for this run
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| name: Build Debian images for PDNS CI | |
| on: | |
| workflow_dispatch: | |
| push: | |
| pull_request: | |
| schedule: | |
| - cron: '0 23 * * *' | |
| jobs: | |
| build-and-push-debian-images: | |
| strategy: | |
| matrix: | |
| platform: | |
| - runner: ubuntu-24.04 | |
| arch: linux/amd64 | |
| - runner: ubuntu-24.04-arm | |
| arch: linux/arm64 | |
| branch-name: | |
| - master | |
| # - rel/auth-4.9.x | |
| image: | |
| # - id: debian-11-pdns-base | |
| # debian-image-name: python | |
| # debian-image-tag: 3.11-slim-bullseye | |
| - id: debian-12-pdns-base | |
| debian-image-name: debian | |
| debian-image-tag: bookworm-slim | |
| fail-fast: false | |
| runs-on: ${{ matrix.platform.runner }} | |
| permissions: | |
| contents: read | |
| packages: write | |
| steps: | |
| - run: | | |
| echo "image-id-lowercase=ghcr.io/${{ github.repository }}/${{ matrix.image.id }}" | tr '[:upper:]' '[:lower:]' >> "$GITHUB_ENV" | |
| echo "image-tag=$(echo ${{ matrix.branch-name }} | cut -d '/' -f 2)" >> "$GITHUB_ENV" | |
| - uses: actions/checkout@v4 | |
| with: | |
| persist-credentials: false | |
| - name: Set up Docker Buildx for multi-platform builds | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v3 | |
| - name: Login to GitHub Container Registry | |
| if: ${{ github.event_name != 'pull_request' }} | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Build and load images | |
| id: build-image | |
| uses: docker/build-push-action@v6 | |
| with: | |
| context: . | |
| file: Dockerfile | |
| platforms: ${{ matrix.branch.platforms }} | |
| push: ${{ github.event_name != 'pull_request' && 'true' || 'false' }} | |
| tags: ${{ env.image-id-lowercase }} | |
| build-args: | | |
| DEBIAN_IMAGE_NAME=${{ matrix.image.debian-image-name }} | |
| DEBIAN_IMAGE_TAG=${{ matrix.image.debian-image-tag }} | |
| REPO_BRANCH=${{ matrix.branch-name }} | |
| outputs: type=image,push-by-digest=true,name-canonical=true | |
| - name: Export output digest | |
| env: | |
| ARCH: ${{ matrix.platform.arch }} | |
| DIGEST: ${{ steps.build-image.outputs.digest }} | |
| run: | | |
| mkdir -p $RUNNER_TEMP/digests | |
| touch "$RUNNER_TEMP/digests/${DIGEST#sha256:}" | |
| # generate suffix for digest file | |
| echo "PLATFORM_PAIR=${ARCH//\//-}" >> $GITHUB_ENV | |
| - name: Upload digest | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: digests-${{ matrix.image.id }}-${{ env.image-tag }}-${{ env.PLATFORM_PAIR }} | |
| path: ${{ runner.temp }}/digests/* | |
| if-no-files-found: error | |
| retention-days: 1 | |
| publish-tags: | |
| name: Generate and publish tag for multi-platform image | |
| strategy: | |
| matrix: | |
| branch-name: | |
| - master | |
| # - rel/auth-4.9.x | |
| image: | |
| # - id: debian-11-pdns-base | |
| # debian-image-name: python | |
| # debian-image-tag: 3.11-slim-bullseye | |
| - id: debian-12-pdns-base | |
| debian-image-name: debian | |
| debian-image-tag: bookworm-slim | |
| fail-fast: false | |
| runs-on: ubuntu-24.04 | |
| if: ${{ github.event_name != 'pull_request' }} | |
| needs: build-and-push-debian-images | |
| permissions: | |
| contents: read | |
| packages: write | |
| steps: | |
| - run: | | |
| echo "image-id-lowercase=ghcr.io/${{ github.repository }}/${{ matrix.image.id }}" | tr '[:upper:]' '[:lower:]' >> "$GITHUB_ENV" | |
| echo "image-tag=$(echo ${{ matrix.branch-name }} | cut -d '/' -f 2)" >> "$GITHUB_ENV" | |
| - name: Download digests | |
| uses: actions/download-artifact@v4 | |
| with: | |
| path: ${{ runner.temp }}/digests | |
| pattern: digests-${{ matrix.image.id }}-${{ env.image-tag }}-* | |
| merge-multiple: true | |
| - name: Login to GitHub Container Registry | |
| if: ${{ github.event_name != 'pull_request' }} | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Docker meta | |
| id: meta | |
| uses: docker/metadata-action@v5 | |
| with: | |
| images: ${{ env.image-id-lowercase }} | |
| tags: ${{ env.image-tag }} | |
| - name: Create manifest list and push | |
| working-directory: ${{ runner.temp }}/digests | |
| run: | | |
| docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \ | |
| $(printf $IMAGE_NAME'@sha256:%s ' *) | |
| purge-old-images: | |
| name: Purge old PDNS CI images | |
| needs: build-and-push-debian-images | |
| runs-on: ubuntu-22.04 | |
| if: ${{ github.event_name != 'pull_request' }} | |
| permissions: | |
| contents: read | |
| packages: write | |
| strategy: | |
| matrix: | |
| image-id: | |
| - debian-11-pdns-base | |
| - debian-12-pdns-base | |
| fail-fast: false | |
| steps: | |
| - name: Get repository name | |
| run: | | |
| echo "${{ github.repository }}" | awk -F'/' '{print "repo-name="$2}' >> "$GITHUB_ENV" | |
| - name: Purge old images keeping the 5 more recent ones | |
| # FIXME: move to tag v5 when available. | |
| uses: actions/delete-package-versions@v5.0.0 | |
| with: | |
| package-name: ${{ env.repo-name }}/${{ matrix.image-id }} | |
| package-type: container | |
| min-versions-to-keep: 5 | |
| delete-only-untagged-versions: true |