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Make dev-container build a multi-runner host build.
Signed-off-by: Gerd Zellweger <mail@gerdzellweger.com>
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‎.github/workflows/build-docker-dev.yml‎

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@@ -10,12 +10,35 @@ env:
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jobs:
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build-docker-ci-dev:
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name: Build Docker Container used by Actions
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runs-on: ubuntu-latest
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strategy:
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matrix:
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include:
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- runner: [self-hosted, skylake40]
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rust_target: x86_64-unknown-linux-gnu
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docker_arch: amd64
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docker_platform: linux/amd64
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- runner: blacksmith-16vcpu-ubuntu-2204-arm
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rust_target: aarch64-unknown-linux-gnu
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docker_arch: arm64
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docker_platform: linux/arm64
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runs-on: ${{ matrix.runner }}
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steps:
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- name: Checkout Repository
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uses: actions/checkout@v4
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- name: Prepare Platform Environment Variable
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run: |
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platform=${{ matrix.docker_platform }}
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echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
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- name: Docker meta
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id: meta
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uses: docker/metadata-action@v5
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with:
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images: |
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${{ env.IMAGE_NAME }}
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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with:
@@ -28,12 +51,75 @@ jobs:
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Build and push Multi-Arch Docker Image
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- name: Build and push by digest
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id: build
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uses: docker/build-push-action@v6
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with:
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context: .
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file: deploy/build.Dockerfile
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platforms: ${{ matrix.docker_platform }}
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labels: ${{ steps.meta.outputs.labels }}
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tags: ${{ env.IMAGE_NAME }}
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outputs: type=image,push-by-digest=true,name-canonical=true,push=true
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cache-from: type=gha
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cache-to: type=gha,mode=max
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- name: Export digest
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run: |
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rm -rf ${{ runner.temp }}/digests
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mkdir -p ${{ runner.temp }}/digests
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digest="${{ steps.build.outputs.digest }}"
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touch "${{ runner.temp }}/digests/${digest#sha256:}"
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- name: Upload digest
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uses: actions/upload-artifact@v4
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with:
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name: digests-${{ env.PLATFORM_PAIR }}
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path: ${{ runner.temp }}/digests/*
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if-no-files-found: error
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retention-days: 7
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# One problem with this workflow is the unknown/unknown architecture
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# it adds in the github UI. It's a github bug:
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# https://github.com/orgs/community/discussions/45969
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merge-manifests:
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name: Merge Docker Manifests
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runs-on: ubuntu-latest
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needs: build-docker-ci-dev
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steps:
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- name: Download digests
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uses: actions/download-artifact@v4
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with:
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path: ${{ runner.temp }}/digests
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pattern: digests-*
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merge-multiple: true
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- name: Login to GHCR
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY }}
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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with:
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version: latest
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- name: Docker meta
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id: meta
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uses: docker/metadata-action@v5
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with:
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images: ${{ env.IMAGE_NAME }}
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tags: |
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type=sha,format=long
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- name: Create manifest list and push
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working-directory: ${{ runner.temp }}/digests
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run: |
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docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
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$(printf '${{ env.IMAGE_NAME }}@sha256:%s ' *)
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- name: Inspect image
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run: |
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docker buildx build \
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--platform linux/amd64,linux/arm64 \
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-t ${{ env.IMAGE_NAME }}:latest \
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-t ${{ env.IMAGE_NAME }}:${{ github.sha }} \
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-f build.Dockerfile . \
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--push
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working-directory: deploy
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docker buildx imagetools inspect ${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.version }}

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