build sample multiplatform images for testing #3
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@@ -3,21 +3,32 @@ name: Build / Test / Push | |
| on: | ||
| push: | ||
| branches: | ||
| - '**' | ||
| workflow_call: | ||
| workflow_dispatch: | ||
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| env: | ||
| BUILD_SUFFIX: -build-${{ github.run_id }}_${{ github.run_attempt }} | ||
| DOCKER_METADATA_SET_OUTPUT_ENV: 'true' | ||
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| jobs: | ||
| build: | ||
| runs-on: ${{ matrix.runner }} | ||
| outputs: | ||
| build-image-arm: ${{ steps.gen-output.outputs.image-arm64 }} | ||
| build-image-x64: ${{ steps.gen-output.outputs.image-x64 }} | ||
| strategy: | ||
| fail-fast: false | ||
| matrix: | ||
| include: | ||
| - platform: linux/amd64 | ||
| runner: ubuntu-24.04 | ||
| - platform: linux/arm64 | ||
| runner: ubuntu-24.04-arm | ||
| steps: | ||
| - name: Checkout code | ||
| uses: actions/checkout@v4 | ||
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| - name: Set up Docker Buildx | ||
| uses: docker/setup-buildx-action@v3 | ||
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@@ -28,37 +39,105 @@ jobs: | |
| username: ${{ github.actor }} | ||
| password: ${{ secrets.GITHUB_TOKEN }} | ||
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| - id: build-meta | ||
| name: Docker meta | ||
| uses: docker/metadata-action@v5 | ||
| with: | ||
| images: ghcr.io/${{ github.repository }} | ||
| tags: type=sha,suffix=${{ env.BUILD_SUFFIX }} | ||
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| # Build cache is shared among all builds of the same architecture | ||
| - id: cache-meta | ||
| name: Docker meta | ||
| uses: docker/metadata-action@v5 | ||
| with: | ||
| images: ghcr.io/${{ github.repository }} | ||
| tags: type=raw,value=buildcache-${{ runner.arch }} | ||
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| - id: get-registry | ||
| name: Get the sanitized registry name | ||
| run: | | ||
| echo "registry=$(echo '${{ steps.build-meta.outputs.tags }}' | cut -f1 -d:)" | tee -a "$GITHUB_OUTPUT" | ||
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| - id: set_build_url | ||
| name: Set BUILD_URL | ||
| run: | | ||
| echo "build_url=${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_ID}" | tee -a "$GITHUB_OUTPUT" | ||
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| - id: build | ||
| name: Build/push the arch-specific image | ||
| uses: docker/build-push-action@v6 | ||
| with: | ||
| platforms: ${{ matrix.platform }} | ||
|
Member
There was a problem hiding this comment. Is this necessary because, without it, Docker infers an overly-specific platform from the current runner?
Member
Author
There was a problem hiding this comment. i think so - iirc, this is how the Docker docs for GHA parallel multiplatform builds suggest how to do it. |
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| build-args: | | ||
| BUILD_TIMESTAMP=${{ github.event.repository.updated_at }} | ||
| BUILD_URL=${{ steps.set_build_url.outputs.build_url }} | ||
| GIT_REF_NAME=${{ github.ref_name }} | ||
| GIT_SHA=${{ github.sha }} | ||
| GIT_REPOSITORY_URL=${{ github.repositoryUrl }} | ||
| cache-from: type=registry,ref=${{ steps.cache-meta.outputs.tags }} | ||
| cache-to: type=registry,ref=${{ steps.cache-meta.outputs.tags }},mode=max | ||
| labels: ${{ steps.build-meta.outputs.labels }} | ||
| provenance: mode=max | ||
| sbom: true | ||
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| tags: ${{ steps.get-registry.outputs.registry }} | ||
| outputs: type=image,push-by-digest=true,push=true | ||
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| - id: gen-output | ||
| name: Write arch-specific image digest to outputs | ||
| run: | | ||
| echo "image-${RUNNER_ARCH,,}=${{ steps.get-registry.outputs.registry }}@${{ steps.build.outputs.digest }}" | tee -a "$GITHUB_OUTPUT" | ||
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| merge: | ||
| runs-on: ubuntu-24.04 | ||
| needs: | ||
| - build | ||
| env: | ||
| DOCKER_APP_IMAGE_ARM64: ${{ needs.build.outputs.build-image-arm }} | ||
| DOCKER_APP_IMAGE_X64: ${{ needs.build.outputs.build-image-x64 }} | ||
| outputs: | ||
| build-image: ${{ steps.meta.outputs.tags }} | ||
| build-image-arm: ${{ needs.build.outputs.build-image-arm }} | ||
| build-image-x64: ${{ needs.build.outputs.build-image-x64 }} | ||
| steps: | ||
| - name: Checkout code | ||
| uses: actions/checkout@v4 | ||
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| - name: Set up Docker Buildx | ||
| uses: docker/setup-buildx-action@v3 | ||
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| - name: Login to GitHub Container Registry | ||
| uses: docker/login-action@v3 | ||
| with: | ||
| registry: ghcr.io | ||
| username: ${{ github.actor }} | ||
| password: ${{ secrets.GITHUB_TOKEN }} | ||
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| - name: Docker meta | ||
| id: meta | ||
| uses: docker/metadata-action@v5 | ||
| with: | ||
| images: ghcr.io/${{ github.repository }} | ||
| tags: | | ||
| type=sha,suffix=-build-${{ github.run_id }}_${{ github.run_attempt }} | ||
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| - name: Push the multi-platform image | ||
| run: | | ||
| docker buildx imagetools create \ | ||
| --tag "$DOCKER_METADATA_OUTPUT_TAGS" \ | ||
| "$DOCKER_APP_IMAGE_ARM64" "$DOCKER_APP_IMAGE_X64" | ||
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| test: | ||
| runs-on: ubuntu-24.04 | ||
| needs: | ||
| - merge | ||
| env: | ||
| COMPOSE_FILE: docker-compose.yml:docker-compose.ci.yml | ||
| DOCKER_APP_IMAGE: ${{ needs.merge.outputs.build-image }} | ||
| steps: | ||
| - name: Checkout code | ||
| uses: actions/checkout@v4 | ||
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| - name: Set up Docker Compose | ||
| uses: docker/setup-compose-action@v1 | ||
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@@ -102,14 +181,21 @@ jobs: | |
| if-no-files-found: error | ||
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| push: | ||
| runs-on: ubuntu-24.04 | ||
| needs: | ||
| - merge | ||
| - test | ||
| env: | ||
| DOCKER_APP_IMAGE: ${{ needs.merge.outputs.build-image }} | ||
| DOCKER_APP_IMAGE_ARM64: ${{ needs.merge.outputs.build-image-arm }} | ||
| DOCKER_APP_IMAGE_X64: ${{ needs.merge.outputs.build-image-x64 }} | ||
| steps: | ||
| - name: Checkout code | ||
| uses: actions/checkout@v4 | ||
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| - name: Set up Docker Buildx | ||
| uses: docker/setup-buildx-action@v3 | ||
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| - name: Login to GitHub Container Registry | ||
| uses: docker/login-action@v3 | ||
| with: | ||
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@@ -128,9 +214,6 @@ jobs: | |
| type=raw,value=latest,enable={{is_default_branch}} | ||
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| - name: Retag and push the image | ||
| run: | | ||
| docker buildx imagetools create \ | ||
| $(jq -cr '.tags | map("--tag " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") $DOCKER_APP_IMAGE_ARM64 $DOCKER_APP_IMAGE_X64 | ||
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