buildx #163
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| name: buildx | |
| on: | |
| workflow_dispatch: # See https://docs.github.com/en/actions/reference/events-that-trigger-workflows#workflow_dispatch | |
| inputs: | |
| image_name: | |
| description: Name of the image to build | |
| required: true | |
| image_tag: | |
| description: Tag of the image to build | |
| required: true | |
| default: latest | |
| pull_before_build: | |
| description: Pull image before running build | |
| required: true | |
| default: "true" | |
| jobs: | |
| buildx: | |
| name: buildx | |
| runs-on: ubuntu-latest | |
| env: | |
| IMAGE_NAME: badouralix/${{ github.event.inputs.image_name }} # Not exactly the correct wording as per https://stackoverflow.com/questions/31115098/what-is-the-difference-between-an-image-and-a-repository | |
| IMAGE_TAG: ${{ github.event.inputs.image_tag }} | |
| WORKING_DIRECTORY: ${{ github.event.inputs.image_name }}/${{ github.event.inputs.image_tag }} | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v3 # See https://github.com/actions/checkout | |
| - name: Validate event inputs | |
| uses: actions/github-script@v6 # See https://github.com/actions/github-script | |
| with: | |
| script: | | |
| for (const [key, value] of Object.entries(context.payload.inputs)) { | |
| core.notice(value, {title: key}) | |
| } | |
| if (context.ref !== 'refs/heads/main') { | |
| core.setFailed(`Invalid git branch (expected 'refs/heads/main', got '${context.ref}').`) | |
| return | |
| } | |
| const fs = require('fs') | |
| const image_name = context.payload.inputs.image_name | |
| const image_tag = context.payload.inputs.image_tag | |
| if (!fs.existsSync(image_name) || !fs.statSync(image_name).isDirectory()) { | |
| core.setFailed(`Invalid image name '${image_name}'.`) | |
| return | |
| } | |
| if (!fs.existsSync(`${image_name}/${image_tag}`) || !fs.statSync(`${image_name}/${image_tag}`).isDirectory()) { | |
| core.setFailed(`Invalid image tag '${image_tag}' with image name '${image_name}'.`) | |
| return | |
| } | |
| - name: Set up qemu | |
| uses: docker/setup-qemu-action@v2 # See https://github.com/docker/setup-qemu-action | |
| - name: Set up buildx | |
| uses: docker/setup-buildx-action@v2 # See https://github.com/docker/setup-buildx-action | |
| - name: Login to dockerhub | |
| uses: docker/login-action@v2 # See https://github.com/docker/login-action | |
| with: | |
| username: ${{ secrets.DOCKERHUB_USERNAME }} | |
| password: ${{ secrets.DOCKERHUB_TOKEN }} # Get access token from https://hub.docker.com/settings/security | |
| # Hack from https://stackoverflow.com/questions/58913512/how-to-give-github-action-the-content-of-a-file-as-input | |
| - name: Read platforms | |
| id: read_platforms | |
| working-directory: ${{ env.WORKING_DIRECTORY }} | |
| run: | | |
| echo "platforms=$(cat platforms.txt)" >> $GITHUB_OUTPUT | |
| # See also https://github.com/docker/metadata-action | |
| - name: Generate labels | |
| id: generate_labels | |
| uses: actions/github-script@v6 # See https://github.com/actions/github-script | |
| with: | |
| script: | | |
| const labels = [] | |
| labels.push(`com.github.actions.event_name=${context.eventName}`) | |
| labels.push(`com.github.actions.job=${context.job}`) | |
| labels.push(`com.github.actions.run_id=${context.runId}`) | |
| labels.push(`com.github.actions.run_url=${context.payload.repository.html_url}/actions/runs/${context.runId}`) | |
| labels.push(`org.opencontainers.image.created=${new Date().toISOString()}`) | |
| labels.push(`org.opencontainers.image.documentation=${context.payload.repository.html_url}/tree/${context.sha.substr(0,7)}/${context.payload.inputs.image_name}/README.md`) | |
| labels.push(`org.opencontainers.image.revision=${context.sha}`) | |
| labels.push(`org.opencontainers.image.source=${context.payload.repository.html_url}`) | |
| core.startGroup('Generated labels') | |
| for (const label of labels) { | |
| core.info(label) | |
| } | |
| core.endGroup() | |
| core.setOutput('labels', labels.join('\n')) | |
| - name: Run pre build hook | |
| id: pre_build | |
| working-directory: ${{ env.WORKING_DIRECTORY }} | |
| run: | | |
| if [[ -f hooks/pre_build ]]; then ./hooks/pre_build; fi | |
| - name: Build and push | |
| uses: docker/build-push-action@v4 # See https://github.com/docker/build-push-action | |
| with: | |
| context: ${{ env.WORKING_DIRECTORY }} | |
| labels: | | |
| ${{ steps.generate_labels.outputs.labels }} | |
| ${{ steps.pre_build.outputs.extra_labels }} | |
| platforms: ${{ steps.read_platforms.outputs.platforms }} | |
| pull: ${{ github.event.inputs.pull_before_build }} | |
| push: true | |
| tags: | | |
| ${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }} | |
| ${{ steps.pre_build.outputs.extra_tags }} |