Fix image tag output #10
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| name: Docker PostGIS CI | |
| on: | |
| push: | |
| branches: [ "master" ] | |
| pull_request: | |
| branches: [ "master" ] | |
| defaults: | |
| run: | |
| shell: bash | |
| jobs: | |
| make-docker-images: | |
| strategy: | |
| matrix: | |
| postgres: [13, 14] | |
| postgis: ['3.4'] | |
| variant: [alpine] | |
| name: Build docker image for ${{ matrix.postgres }}-${{ matrix.postgis }} variant ${{ matrix.variant }} | |
| runs-on: ubuntu-20.04 | |
| continue-on-error: false | |
| env: | |
| VERSION: ${{ matrix.postgres }}-${{ matrix.postgis }} | |
| VARIANT: ${{ matrix.variant }} | |
| REGISTRY: ghcr.io | |
| # tag as <account>/<repo>:13-13.4-alpine-854f69c8ae1f41bfc6f14435575efbccaa5e9e5d | |
| IMAGE_TAG: ${{ format('{0}:{1}-{2}-{3}-{4}', github.repository, matrix.postgres, matrix.postgis, matrix.variant, github.sha) }} | |
| DOCKERFILE_LOCATION: ./${{ format('{0}-{1}', matrix.postgres, matrix.postgis)}}/${{ matrix.variant }} | |
| steps: | |
| - name: Checkout source | |
| uses: actions/checkout@v4 | |
| # Login against a Docker registry except on PR | |
| # https://github.com/docker/login-action | |
| - name: Log into registry ${{ env.REGISTRY }} | |
| if: github.event_name != 'pull_request' | |
| uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Convert $IMAGE_TAG to lowercase | |
| id: tag-to-lowercase | |
| run: | | |
| echo Converting ${{ env.IMAGE_TAG }} to lowercase... | |
| IMAGE_TAG_LOWERCASE=$(echo "${{ env.IMAGE_TAG }}" | tr '[:upper:]' '[:lower:]') | |
| echo "IMAGE_TAG in lowercase is $IMAGE_TAG_LOWERCASE" | |
| echo "IMAGE_TAG_LOWERCASE=$IMAGE_TAG_LOWERCASE" >> $GITHUB_OUTPUT | |
| # Build and push Docker image with Buildx (don't push on PR) | |
| # https://github.com/docker/build-push-action | |
| - name: Build and push Docker image for ${{ env.VERSION }} ${{ env.VARIANT }} | |
| id: build-and-push | |
| uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a | |
| with: | |
| context: ${{ env.DOCKERFILE_LOCATION }} | |
| file: ${{ env.DOCKERFILE_LOCATION }}/Dockerfile | |
| push: ${{ github.event_name != 'pull_request' }} | |
| tags: ${{ steps.tag-to-lowercase.outputs.IMAGE_TAG_LOWERCASE }} | |
| # Sign the resulting Docker image digest except on PRs. | |
| # This will only write to the public Rekor transparency log when the Docker | |
| # repository is public to avoid leaking data. If you would like to publish | |
| # transparency data even for private images, pass --force to cosign below. | |
| # https://github.com/sigstore/cosign | |
| - name: Sign the published Docker image | |
| if: ${{ github.event_name != 'pull_request' }} | |
| env: | |
| COSIGN_EXPERIMENTAL: "true" | |
| # This step uses the identity token to provision an ephemeral certificate | |
| # against the sigstore community Fulcio instance. | |
| run: echo "${{ steps.tag-to-lowercase.outputs.IMAGE_TAG_LOWERCASE }}" | xargs -I {} cosign sign {}@${{ steps.build-and-push.outputs.digest }} |