138 lines
5.0 KiB
YAML
138 lines
5.0 KiB
YAML
name: Build container image
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on:
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# pull_request:
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# branches:
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# - main
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schedule:
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- cron: '05 12 * * 2,5'
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workflow_dispatch:
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env:
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IMAGE_DESC: "Custom Fedora bootc image"
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IMAGE_NAME: "${{ github.event.repository.name }}"
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DEFAULT_TAG: "stable"
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concurrency:
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group: ${{ github.workflow }}-${{ github.ref || github.run_id }}
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cancel-in-progress: true
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jobs:
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build_push:
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name: Build and push image
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runs-on: ubuntu-24.04
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permissions:
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contents: read
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packages: write
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id-token: write
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steps:
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- name: Prepare environment
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run: |
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# Extrahiert die reine Domain/Host aus der Gitea-URL
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REGISTRY_HOST=$(echo "${{ github.server_url }}" | awk -F/ '{print $3}')
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OWNER_LOWER="${{ github.repository_owner }}"
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NAME_LOWER="${{ env.IMAGE_NAME }}"
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echo "REGISTRY_HOST=${REGISTRY_HOST}" >> ${GITHUB_ENV}
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echo "IMAGE_REGISTRY=${REGISTRY_HOST}/${OWNER_LOWER,,}" >> ${GITHUB_ENV}
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echo "IMAGE_NAME=${NAME_LOWER,,}" >> ${GITHUB_ENV}
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- name: Determine image tag
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run: |
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BRANCH="${GITHUB_REF_NAME}"
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if [[ "$BRANCH" == "main" ]]; then
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echo "IMAGE_TAG=${DEFAULT_TAG}" >> ${GITHUB_ENV}
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echo "IS_TEST_BUILD=false" >> ${GITHUB_ENV}
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else
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SANITIZED=$(echo "$BRANCH" | sed 's/[^a-zA-Z0-9._-]/-/g' | head -c 50)
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echo "IMAGE_TAG=test-${SANITIZED}" >> ${GITHUB_ENV}
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echo "IS_TEST_BUILD=true" >> ${GITHUB_ENV}
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fi
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- name: Checkout
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uses: actions/checkout@v7.0.0
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v4.1.0
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- name: Image Metadata
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id: metadata
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uses: docker/metadata-action@v6.2.0
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with:
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images: ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAME }}
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tags: |
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type=raw,value=${{ env.IMAGE_TAG }}
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type=raw,value=${{ env.IMAGE_TAG }}.{{date 'YYYYMMDD'}},enable=${{ env.IS_TEST_BUILD == 'false' }}
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type=raw,value={{date 'YYYYMMDD'}},enable=${{ env.IS_TEST_BUILD == 'false' }}
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type=sha,enable=${{ github.event_name == 'pull_request' }}
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type=ref,event=pr
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labels: |
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org.opencontainers.image.created={{date 'YYYY-MM-DDTHH:mm:ssZ'}}
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org.opencontainers.image.description=${{ env.IMAGE_DESC }}
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org.opencontainers.image.documentation=${{ github.server_url }}/${{ github.repository }}
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org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}
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org.opencontainers.image.title=${{ env.IMAGE_NAME }}
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org.opencontainers.image.url=${{ github.server_url }}/${{ github.repository }}
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org.opencontainers.image.vendor=${{ github.repository_owner }}
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org.opencontainers.image.version=${{ env.IMAGE_TAG }}.{{date 'YYYYMMDD'}}
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containers.bootc=1
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ostree.bootable=1
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- name: Login to Gitea Container Registry
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if: github.event_name != 'pull_request'
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uses: docker/login-action@v4.2.0
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with:
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registry: ${{ env.REGISTRY_HOST }}
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username: ${{ github.repository_owner }}
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password: ${{ secrets.REGISTRY }}
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- name: Build and Push Image (Docker Buildx)
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uses: docker/build-push-action@v7.3.0
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id: build_image
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with:
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context: .
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file: ./Containerfile
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push: ${{ github.event_name != 'pull_request' }}
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no-cache: true
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tags: ${{ steps.metadata.outputs.tags }}
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labels: ${{ steps.metadata.outputs.labels }}
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- name: Install envsubst dependencies
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if: github.event_name != 'pull_request' && env.IS_TEST_BUILD == 'false'
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run: |
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sudo apt-get update && sudo apt-get install -y gettext
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- name: Install Cosign
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if: github.event_name != 'pull_request' && env.IS_TEST_BUILD == 'false'
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uses: sigstore/cosign-installer@v4.1.2
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- name: Sign container image (Pure Digest)
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if: github.event_name != 'pull_request' && env.IS_TEST_BUILD == 'false'
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env:
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COSIGN_PRIVATE_KEY: ${{ secrets.SIGNING_SECRET }}
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COSIGN_PASSWORD: ""
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run: |
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# Cosign an der Gitea-Registry anmelden
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echo "${{ secrets.REGISTRY }}" | cosign login "${{ env.REGISTRY_HOST }}" -u "${{ github.repository_owner }}" --password-stdin
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# Den exakten Digest direkt aus dem Buildx-Output ziehen
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DIGEST="${{ steps.build_image.outputs.digest }}"
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IMAGE_REF="${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAME }}@${DIGEST}"
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echo "Signiere exklusiv via Digest: ${IMAGE_REF}"
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cosign sign -y \
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--key env://COSIGN_PRIVATE_KEY \
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--use-signing-config=false \
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--new-bundle-format=false \
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--tlog-upload=false \
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--registry-referrers-mode=legacy \
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"${IMAGE_REF}"
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- name: Post-Build Cleanup
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if: always()
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run: |
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echo "Versuche Buildx-internen Cache zu leeren..."
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docker buildx prune -a -f || true
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