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docs: add ARM64 testing instructions for Apple Silicon #3
Workflow file for this run
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| name: Multi-arch Build and Push | |
| on: | |
| push: | |
| branches: [multi-arch-arm64] | |
| workflow_dispatch: | |
| inputs: | |
| version: | |
| description: 'PostgreSQL-PostGIS version (e.g., 17-3.5)' | |
| required: false | |
| default: '17-3.5' | |
| env: | |
| REGISTRY: ghcr.io | |
| IMAGE_NAME: ${{ github.repository }} | |
| jobs: | |
| build: | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| include: | |
| # Debian variant | |
| - runner: ubuntu-24.04 | |
| platform: linux/amd64 | |
| version: '17-3.5' | |
| variant: default | |
| - runner: ubuntu-24.04-arm | |
| platform: linux/arm64 | |
| version: '17-3.5' | |
| variant: default | |
| # Alpine variant | |
| - runner: ubuntu-24.04 | |
| platform: linux/amd64 | |
| version: '17-3.5' | |
| variant: alpine | |
| - runner: ubuntu-24.04-arm | |
| platform: linux/arm64 | |
| version: '17-3.5' | |
| variant: alpine | |
| name: ${{ matrix.version }}-${{ matrix.variant }} (${{ matrix.platform }}) | |
| runs-on: ${{ matrix.runner }} | |
| permissions: | |
| contents: read | |
| packages: write | |
| outputs: | |
| # We use artifact exchange for digests instead of outputs | |
| # because matrix jobs can't cleanly merge outputs | |
| image-name: ${{ steps.meta.outputs.image-name }} | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Log in to GHCR | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Determine image metadata | |
| id: meta | |
| run: | | |
| VERSION="${{ matrix.version }}" | |
| VARIANT="${{ matrix.variant }}" | |
| REPO="${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}" | |
| # Lowercase the image name (GHCR requirement) | |
| REPO=$(echo "$REPO" | tr '[:upper:]' '[:lower:]') | |
| if [ "$VARIANT" = "alpine" ]; then | |
| TAG="${VERSION}-alpine" | |
| else | |
| TAG="${VERSION}" | |
| fi | |
| echo "tag=${TAG}" >> "$GITHUB_OUTPUT" | |
| echo "repo=${REPO}" >> "$GITHUB_OUTPUT" | |
| echo "image-name=${REPO}:${TAG}" >> "$GITHUB_OUTPUT" | |
| echo "dockerfile-dir=${VERSION}$([ "$VARIANT" = "alpine" ] && echo "/alpine" || echo "")" >> "$GITHUB_OUTPUT" | |
| - name: Build and push by digest | |
| id: build | |
| uses: docker/build-push-action@v6 | |
| with: | |
| context: ${{ steps.meta.outputs.dockerfile-dir }} | |
| platforms: ${{ matrix.platform }} | |
| push: true | |
| outputs: type=image,name=${{ steps.meta.outputs.repo }},push-by-digest=true,name-canonical=true | |
| cache-from: type=gha,scope=${{ matrix.version }}-${{ matrix.variant }}-${{ matrix.platform }} | |
| cache-to: type=gha,mode=max,scope=${{ matrix.version }}-${{ matrix.variant }}-${{ matrix.platform }} | |
| - name: Export digest | |
| run: | | |
| mkdir -p /tmp/digests/${{ matrix.variant }} | |
| digest="${{ steps.build.outputs.digest }}" | |
| touch "/tmp/digests/${{ matrix.variant }}/${digest#sha256:}" | |
| echo "Exported digest: ${digest}" | |
| - name: Upload digest | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: digests-${{ matrix.version }}-${{ matrix.variant }}-${{ matrix.platform == 'linux/amd64' && 'amd64' || 'arm64' }} | |
| path: /tmp/digests/${{ matrix.variant }}/ | |
| if-no-files-found: error | |
| retention-days: 1 | |
| # Create and push multi-arch manifests | |
| manifest: | |
| needs: build | |
| runs-on: ubuntu-24.04 | |
| permissions: | |
| contents: read | |
| packages: write | |
| strategy: | |
| matrix: | |
| include: | |
| - version: '17-3.5' | |
| variant: default | |
| tag: '17-3.5' | |
| - version: '17-3.5' | |
| variant: alpine | |
| tag: '17-3.5-alpine' | |
| name: Manifest ${{ matrix.tag }} | |
| steps: | |
| - name: Log in to GHCR | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Download amd64 digest | |
| uses: actions/download-artifact@v4 | |
| with: | |
| name: digests-${{ matrix.version }}-${{ matrix.variant }}-amd64 | |
| path: /tmp/digests/ | |
| - name: Download arm64 digest | |
| uses: actions/download-artifact@v4 | |
| with: | |
| name: digests-${{ matrix.version }}-${{ matrix.variant }}-arm64 | |
| path: /tmp/digests/ | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Create and push manifest | |
| run: | | |
| REPO="${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}" | |
| REPO=$(echo "$REPO" | tr '[:upper:]' '[:lower:]') | |
| TAG="${{ matrix.tag }}" | |
| # Collect all digests | |
| DIGESTS="" | |
| for digest_file in /tmp/digests/*; do | |
| digest="sha256:$(basename $digest_file)" | |
| DIGESTS="${DIGESTS} ${REPO}@${digest}" | |
| done | |
| echo "Creating manifest for ${REPO}:${TAG} from digests:${DIGESTS}" | |
| docker buildx imagetools create \ | |
| --tag "${REPO}:${TAG}" \ | |
| ${DIGESTS} | |
| - name: Inspect manifest | |
| run: | | |
| REPO="${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}" | |
| REPO=$(echo "$REPO" | tr '[:upper:]' '[:lower:]') | |
| docker buildx imagetools inspect "${REPO}:${{ matrix.tag }}" |