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| name: build-ucore-custom | |
| on: | |
| pull_request: | |
| branches: | |
| - main | |
| schedule: | |
| - cron: 15 1 * * * # approx 1.5 hours after ublue-os/ucore images publish | |
| push: | |
| branches: | |
| - main | |
| paths-ignore: | |
| - '**/README.md' | |
| workflow_dispatch: | |
| env: | |
| IMAGE_REGISTRY: ghcr.io/${{ github.repository_owner }} | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.ref || github.run_id }} | |
| cancel-in-progress: true | |
| jobs: | |
| push-ghcr: | |
| name: custom image | |
| runs-on: ubuntu-latest | |
| # trunk-ignore(checkov/CKV2_GHA_1) | |
| permissions: | |
| contents: read | |
| packages: write | |
| id-token: write | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| image_name: [ucore-minimal] | |
| tag_name: [stable,stable-zfs] | |
| include: | |
| - tag_name: stable | |
| is_latest_version: true | |
| is_stable_version: true | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Maximize disk space | |
| uses: ublue-os/remove-unwanted-software@v6 | |
| - name: Matrix Variables | |
| shell: bash | |
| run: | | |
| export IMAGE_NAME=${{ matrix.image_name }} | |
| echo "IMAGE_NAME=$IMAGE_NAME" >> $GITHUB_ENV | |
| - name: Verify base image | |
| uses: EyeCantCU/cosign-action/[email protected] | |
| with: | |
| containers: ${{ env.IMAGE_NAME }}:${{ matrix.tag_name }} | |
| - name: Generate tags | |
| id: generate-tags | |
| shell: bash | |
| run: | | |
| # Generate a timestamp for creating an image version history | |
| TIMESTAMP="$(date +%Y%m%d)" | |
| VARIANT="${{ matrix.tag_name }}" | |
| COMMIT_TAGS=() | |
| BUILD_TAGS=() | |
| # Have tags for tracking builds during pull request | |
| SHA_SHORT="${GITHUB_SHA::7}" | |
| COMMIT_TAGS+=("pr-${{ github.event.number }}-${VARIANT}") | |
| COMMIT_TAGS+=("${SHA_SHORT}-${VARIANT}") | |
| if [[ "${{ matrix.is_latest_version }}" == "true" ]] && \ | |
| [[ "${{ matrix.is_stable_version }}" == "true" ]]; then | |
| COMMIT_TAGS+=("pr-${{ github.event.number }}") | |
| COMMIT_TAGS+=("${SHA_SHORT}") | |
| fi | |
| BUILD_TAGS=("${VARIANT}") | |
| # Append matching timestamp tags to keep a version history | |
| for TAG in "${BUILD_TAGS[@]}"; do | |
| BUILD_TAGS+=("${TAG}-${TIMESTAMP}") | |
| done | |
| if [[ "${{ matrix.is_latest_version }}" == "true" ]] && \ | |
| [[ "${{ matrix.is_stable_version }}" == "true" ]]; then | |
| BUILD_TAGS+=("${TIMESTAMP}") | |
| BUILD_TAGS+=("latest") | |
| fi | |
| if [[ "${{ github.event_name }}" == "pull_request" ]]; then | |
| echo "Generated the following commit tags: " | |
| for TAG in "${COMMIT_TAGS[@]}"; do | |
| echo "${TAG}" | |
| done | |
| alias_tags=("${COMMIT_TAGS[@]}") | |
| else | |
| alias_tags=("${BUILD_TAGS[@]}") | |
| fi | |
| echo "Generated the following build tags: " | |
| for TAG in "${BUILD_TAGS[@]}"; do | |
| echo "${TAG}" | |
| done | |
| echo "alias_tags=${alias_tags[*]}" >> $GITHUB_OUTPUT | |
| - name: Get current version | |
| id: labels | |
| run: | | |
| ver=$(skopeo inspect docker://ghcr.io/ublue-os/${{ env.IMAGE_NAME }}:${{ matrix.tag_name }} | jq -r '.Labels["org.opencontainers.image.version"]') | |
| echo "IMAGE_NAME_VERSION=$ver" >> $GITHUB_ENV | |
| # Build metadata | |
| - name: Image Metadata | |
| uses: docker/metadata-action@v5 | |
| id: meta | |
| with: | |
| images: | | |
| ${{ env.IMAGE_NAME }} | |
| labels: | | |
| org.opencontainers.image.title=${{ env.IMAGE_NAME }} | |
| org.opencontainers.image.version=${{ env.IMAGE_NAME_VERSION }} | |
| org.opencontainers.image.description=Custom ${{ matrix.image_name }} | |
| io.artifacthub.package.readme-url=https://raw.githubusercontent.com/auricom/ublue-custom/main/README.md | |
| # Build image using Buildah action | |
| - name: Build Image | |
| id: build_image | |
| uses: redhat-actions/buildah-build@v2 | |
| with: | |
| containerfiles: | | |
| ./Containerfile | |
| # Postfix image name with -custom to make it a little more descriptive | |
| # Syntax: https://docs.github.com/en/actions/learn-github-actions/expressions#format | |
| image: ${{ env.IMAGE_NAME }} | |
| tags: | | |
| ${{ steps.generate-tags.outputs.alias_tags }} | |
| build-args: | | |
| IMAGE_NAME=${{ matrix.image_name }} | |
| IMAGE_TAG=${{ matrix.tag_name }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| oci: false | |
| # Workaround bug where capital letters in your GitHub username make it impossible to push to GHCR. | |
| # https://github.com/macbre/push-to-ghcr/issues/12 | |
| - name: Lowercase Registry | |
| id: registry_case | |
| uses: ASzc/change-string-case-action@v6 | |
| with: | |
| string: ${{ env.IMAGE_REGISTRY }} | |
| # Push the image to GHCR (Image Registry) | |
| - name: Push To GHCR | |
| uses: redhat-actions/push-to-registry@v2 | |
| id: push | |
| env: | |
| REGISTRY_USER: ${{ github.actor }} | |
| REGISTRY_PASSWORD: ${{ github.token }} | |
| with: | |
| image: ${{ steps.build_image.outputs.image }} | |
| tags: ${{ steps.build_image.outputs.tags }} | |
| registry: ${{ steps.registry_case.outputs.lowercase }} | |
| username: ${{ env.REGISTRY_USER }} | |
| password: ${{ env.REGISTRY_PASSWORD }} | |
| - name: Login to GitHub Container Registry | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| # Sign container | |
| - uses: sigstore/[email protected] | |
| if: github.event_name != 'pull_request' | |
| - name: Sign container image with keypair | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| cosign sign -y --key env://COSIGN_PRIVATE_KEY ${{ steps.registry_case.outputs.lowercase }}/${{ steps.build_image.outputs.image }}@${TAGS} | |
| env: | |
| TAGS: ${{ steps.push.outputs.digest }} | |
| COSIGN_EXPERIMENTAL: false | |
| COSIGN_PRIVATE_KEY: ${{ secrets.SIGNING_SECRET }} | |
| - name: Verify keypair signature | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| cosign verify \ | |
| --key cosign.pub \ | |
| ${{ steps.registry_case.outputs.lowercase }}/${{ steps.build_image.outputs.image }}:${{ matrix.tag_name }} | |
| - name: Sign container image with OIDC | |
| if: github.event_name != 'pull_request' | |
| run: cosign sign -y ${{ steps.registry_case.outputs.lowercase }}/${{ steps.build_image.outputs.image }}:${{ matrix.tag_name }} | |
| - name: Verify OIDC signature | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| cosign verify \ | |
| --certificate-oidc-issuer "https://token.actions.githubusercontent.com" \ | |
| --certificate-identity-regexp "${{ github.server_url }}/${{ github.repository }}" \ | |
| ${{ steps.registry_case.outputs.lowercase }}/${{ steps.build_image.outputs.image }}:${{ matrix.tag_name }} | |
| - name: Echo outputs | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| echo "${{ toJSON(steps.push.outputs) }}" |