Delete old container images #5
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| name: Delete old container images | |
| on: workflow_dispatch | |
| permissions: | |
| contents: read | |
| packages: write | |
| id-token: write | |
| jobs: | |
| build-containers: | |
| name: Build a few images | |
| runs-on: ubuntu-latest | |
| env: | |
| IMAGE: ghcr.io/sredevopsorg/ghcr-retention-policy-test | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| ref: ${{ github.ref }} | |
| persist-credentials: false | |
| - uses: docker/setup-buildx-action@v1 | |
| - name: Login to GitHub Container Registry | |
| uses: docker/login-action@master | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ github.token }} | |
| # Each build should be different because of the $RANDOM addition | |
| - name: Build latest | |
| run: | | |
| randomString=$(LC_ALL=C tr -dc A-Za-z </dev/urandom | head -c 10) | |
| echo "FROM scratch as $randomString" > Dockerfile.test | |
| cat Dockerfile.test | |
| docker buildx build . -f Dockerfile.test -t "${{ env.IMAGE }}:latest" --cache-to=type=inline --cache-from="ghcr.io/sredevopsorg/ghcr-retention-policy-test:latest" --push | |
| - name: Build latest | |
| run: | | |
| randomString=$(LC_ALL=C tr -dc A-Za-z </dev/urandom | head -c 11) | |
| echo "FROM scratch as $randomString" > Dockerfile.test | |
| cat Dockerfile.test | |
| docker buildx build . -f Dockerfile.test -t "${{ env.IMAGE }}:latest" --cache-to=type=inline --cache-from="ghcr.io/sredevopsorg/ghcr-retention-policy-test:latest" --push | |
| - name: Build latest | |
| run: | | |
| randomString=$(LC_ALL=C tr -dc A-Za-z </dev/urandom | head -c 12) | |
| echo "FROM scratch as $randomString" > Dockerfile.test | |
| cat Dockerfile.test | |
| docker buildx build . -f Dockerfile.test -t "${{ env.IMAGE }}:latest" --cache-to=type=inline --cache-from="ghcr.io/sredevopsorg/ghcr-retention-policy-test:latest" --push | |
| - name: Build latest | |
| run: | | |
| randomString=$(LC_ALL=C tr -dc A-Za-z </dev/urandom | head -c 13) | |
| echo "FROM scratch as $randomString" > Dockerfile.test | |
| cat Dockerfile.test | |
| docker buildx build . -f Dockerfile.test -t "${{ env.IMAGE }}:latest" --cache-to=type=inline --cache-from="ghcr.io/sredevopsorg/ghcr-retention-policy-test:latest" --push | |
| clean-ghcr: | |
| needs: build-containers | |
| name: Then delete them | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Cache image versions to skip | |
| uses: actions/cache@v3 | |
| id: cache | |
| with: | |
| path: skip-image-versions.txt | |
| # key will always *not* match for a new commit, but | |
| # restore-key will match if there's a previously stored | |
| # file; so cache will *both be loaded and stored*. | |
| key: image-versions-to-skip-${{ github.sha }} | |
| restore-keys: image-versions-to-skip | |
| - name: Create file if it doesn't exist | |
| run: touch skip-image-versions.txt | |
| if: steps.cache.outputs.cache-hit != 'true' | |
| - name: Set image-versions output | |
| id: image-version | |
| run: | | |
| images="$(cat skip-image-versions.txt)" | |
| echo $images | |
| echo "image-versions=$images" >> $GITHUB_OUTPUT | |
| - name: Delete images more than 2 seconds old | |
| uses: sredevopsorg/container-retention-policy@main | |
| id: delete-images | |
| continue-on-error: true | |
| with: | |
| image-names: ghcr-retention-policy-test | |
| cut-off: 2 seconds ago UTC+0 | |
| account-type: org | |
| org-name: sredevopsorg | |
| token: ${{ github.token }} | |
| skip-tags: ${{ steps.image-version.outputs.image-versions }} | |
| - name: Write skipped tags to cache | |
| run: | | |
| echo "${{ steps.delete-images.outputs.failed }}" > skip-image-versions.txt |