adds platforms to docker buildx #3
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| name: docker CI | |
| on: | |
| push: | |
| branches: | |
| - "docker" | |
| env: | |
| # Use docker.io for Docker Hub if empty | |
| REGISTRY: ghcr.io | |
| # github.repository as <account>/<repo> | |
| IMAGE_NAME: ${{ github.repository }} | |
| jobs: | |
| build: | |
| runs-on: ubuntu-latest | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| platform: | |
| - linux/amd64 | |
| - linux/arm/v6 | |
| - linux/arm/v7 | |
| - linux/arm64 | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v3 | |
| - name: Docker meta | |
| id: meta | |
| uses: docker/metadata-action@v4 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| # generate Docker tags based on the following events/attributes | |
| tags: | | |
| type=raw,value=latest | |
| type=pep440,pattern={{version}} | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v2 | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v2 | |
| with: | |
| platforms: ${{ matrix.platform }} | |
| - name: Login to Docker Hub | |
| uses: docker/login-action@v2 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.DOCKER_TOKEN }} | |
| - name: Build and push by digest | |
| id: build | |
| uses: docker/build-push-action@v4 | |
| with: | |
| context: . | |
| platforms: ${{ matrix.platform }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| outputs: type=image,name=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }},push-by-digest=true,name-canonical=true,push=true | |
| - name: Export digest | |
| run: | | |
| mkdir -p /tmp/digests | |
| digest="${{ steps.build.outputs.digest }}" | |
| touch "/tmp/digests/${digest#sha256:}" | |
| - name: Upload digest | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: digests | |
| path: /tmp/digests/* | |
| if-no-files-found: error | |
| retention-days: 1 | |
| merge: | |
| runs-on: ubuntu-latest | |
| needs: | |
| - build | |
| steps: | |
| - name: Download digests | |
| uses: actions/download-artifact@v3 | |
| with: | |
| name: digests | |
| path: /tmp/digests | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v2 | |
| - name: Docker meta | |
| id: meta | |
| uses: docker/metadata-action@v4 | |
| with: | |
| images: | |
| ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| # generate Docker tags based on the following events/attributes | |
| tags: | | |
| type=raw,value=latest | |
| type=pep440,pattern={{version}} | |
| - name: Login to Docker Hub | |
| uses: docker/login-action@v2 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.DOCKER_TOKEN }} | |
| - name: Create manifest list and push | |
| working-directory: /tmp/digests | |
| run: | | |
| docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \ | |
| $(printf '${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}@sha256:%s ' *) | |
| - name: Inspect image | |
| run: | | |
| docker buildx imagetools inspect ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.version }} |