Update Docker Images #438
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| name: Update Docker Images | |
| on: | |
| schedule: | |
| - cron: "0 2 * * *" # run every day at 02:00 UTC | |
| workflow_dispatch: | |
| inputs: | |
| force-update: | |
| description: 'Force update of images' | |
| required: false | |
| type: boolean | |
| defaults: | |
| run: | |
| shell: bash | |
| concurrency: | |
| group: ${{ github.ref_name }}-update-images | |
| cancel-in-progress: true | |
| permissions: | |
| contents: read | |
| jobs: | |
| variables: | |
| name: Get versions of base images | |
| runs-on: ubuntu-24.04 | |
| outputs: | |
| ngf_tag: ${{ steps.ngf.outputs.tag }} | |
| nginx_version: ${{ steps.nginx.outputs.nginx_version }} | |
| steps: | |
| - name: Checkout Repository | |
| uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 | |
| with: | |
| fetch-depth: 0 | |
| - name: Set NGF version | |
| id: ngf | |
| run: | | |
| tag="$(git tag --sort=-version:refname | head -n1)" | |
| echo "tag=${tag//v}" >> $GITHUB_OUTPUT | |
| - name: Checkout Repository at ${{ steps.ngf.outputs.tag }} | |
| uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 | |
| with: | |
| ref: refs/tags/v${{ steps.ngf.outputs.tag }} | |
| - name: Set NGINX version | |
| id: nginx | |
| run: | | |
| version=$(grep -m1 "FROM.*nginx:.*alpine" < build/Dockerfile.nginx | awk -F" " '{print $2}') | |
| echo nginx_version=${version} >> $GITHUB_OUTPUT | |
| check: | |
| name: Check if updates are needed | |
| runs-on: ubuntu-24.04 | |
| needs: variables | |
| outputs: | |
| needs-updating: ${{ steps.update.outputs.needs-updating }} | |
| steps: | |
| - name: Login to GitHub Container Registry | |
| uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.repository_owner }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Check if update available for nginx image | |
| id: update | |
| uses: lucacome/docker-image-update-checker@a233de0585661c019fb71f9601328db37051cc66 # v2.0.0 | |
| with: | |
| base-image: ${{ needs.variables.outputs.nginx_version }} | |
| image: ghcr.io/nginxinc/nginx-gateway-fabric/nginx:${{ needs.variables.outputs.ngf_tag }} | |
| build: | |
| name: Build Image | |
| needs: [variables, check] | |
| if: ${{ needs.check.outputs.needs-updating == 'true' || inputs.force-update == true }} | |
| uses: ./.github/workflows/build.yml | |
| with: | |
| image: nginx | |
| platforms: "linux/arm64,linux/amd64" | |
| tag: ${{ needs.variables.outputs.ngf_tag }} | |
| permissions: | |
| contents: read # for docker/build-push-action to read repo content | |
| security-events: write # for github/codeql-action/upload-sarif to upload SARIF results | |
| packages: write # for docker/build-push-action to push to GHCR | |
| id-token: write # for docker/login to login to NGINX registry |