Enhance cosing security + add github oidc signing #28
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| name: Create and publish a Docker image | |
| on: | |
| push: | |
| branches: '[6-9].[0-9]' | |
| env: | |
| REGISTRY: ghcr.io | |
| GHCR_IMAGE_NAME: 'exo-docker/exo-community' | |
| jobs: | |
| build-and-push-image: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| packages: write | |
| id-token: write # needed for signing the images with GitHub OIDC Token | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v3 | |
| - name: Log in to the Container registry | |
| uses: docker/login-action@v2 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.SWF_TOKEN }} | |
| - name: Extract metadata (tags, labels) for Docker | |
| id: metaghcr | |
| uses: docker/metadata-action@v4 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.GHCR_IMAGE_NAME }} | |
| flavor: | | |
| latest=false | |
| - name: Build and push Docker image to ghcr.io | |
| uses: docker/build-push-action@v4 | |
| id: pushghcr | |
| with: | |
| context: . | |
| push: true | |
| tags: ${{ steps.metaghcr.outputs.tags }} | |
| labels: ${{ steps.metaghcr.outputs.labels }} | |
| - name: Install Cosign | |
| uses: sigstore/[email protected] | |
| - name: Sign the published ghcr.io Docker image with Cosign | |
| run: | | |
| images="" | |
| for tag in ${TAGS}; do | |
| images+="${tag}@${DIGEST} " | |
| done | |
| cosign sign --yes --key env://COSIGN_PRIVATE_KEY ${images} | |
| env: | |
| COSIGN_PASSWORD: ${{ secrets.COSIGN_PASSWORD }} | |
| COSIGN_PRIVATE_KEY: ${{ secrets.COSIGN_PRIVATE_KEY }} | |
| DIGEST: ${{ steps.pushghcr.outputs.digest }} | |
| TAGS: ${{ steps.metaghcr.outputs.tags }} | |
| - name: Sign the images with GitHub OIDC Token | |
| run: | | |
| images="" | |
| for tag in ${TAGS}; do | |
| images+="${tag}@${DIGEST} " | |
| done | |
| cosign sign --yes ${images} | |
| env: | |
| DIGEST: ${{ steps.pushghcr.outputs.digest }} | |
| TAGS: ${{ steps.metaghcr.outputs.tags }} |