Cleanup ACR images #174
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| name: Cleanup ACR images | |
| on: | |
| schedule: | |
| - cron: "0 0 * * *" # Runs daily at midnight UTC | |
| env: | |
| AZURE_CREDENTIALS: '{"clientId":"${{ secrets.AZURE_CLIENT_ID }}","clientSecret":"${{ secrets.AZURE_CLIENT_SECRET }}","subscriptionId":"${{ secrets.AZURE_SUBSCRIPTION_ID }}","tenantId":"${{ secrets.AZURE_TENANT_ID }}"}' | |
| jobs: | |
| cleanup_images: | |
| runs-on: ubuntu-latest | |
| strategy: | |
| max-parallel: 1 | |
| matrix: | |
| env: [staging, prod] | |
| steps: | |
| - name: "Check out changes" | |
| uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 | |
| - name: Connect to VPN & Login into Azure | |
| uses: ./.github/actions/vpn-azure | |
| with: | |
| tls-key: ${{ secrets.TLS_KEY }} | |
| ca-cert: ${{ secrets.CA_CRT}} | |
| user-crt: ${{ secrets.USER_CRT }} | |
| user-key: ${{ secrets.USER_KEY }} | |
| sp-creds: ${{ env.AZURE_CREDENTIALS }} | |
| - name: List ${{ matrix.env }} repository images | |
| run: | | |
| az acr login --name pdh${{ matrix.env }}containerregistry | |
| images=$(az acr repository show-tags --name pdh${{ matrix.env }}containerregistry --repository pdh${{ matrix.env }} --orderby time_asc --output table) | |
| echo "Reserving latest 2 from:" | |
| echo "$images" | |
| echo "$images" | head -n -2 > ${{ matrix.env }}-images.txt | |
| sed -i '1,2d' ${{ matrix.env }}-images.txt | |
| - name: Delete old images in ${{ matrix.env }} env | |
| env: | |
| IMAGE_FILE: ${{ matrix.env }}-images.txt | |
| run: | | |
| if [ -e "$IMAGE_FILE" ]; then | |
| while IFS= read -r image_id; do | |
| az acr repository delete --name pdh${{ matrix.env }}containerregistry --image pdh${{ matrix.env }}:$image_id --yes | |
| if [ $? -eq 0 ]; then | |
| echo "Deleted image: pdh${{ matrix.env }}containerregistry:$image_id" | |
| else | |
| echo "Failed to delete image: pdh${{ matrix.env }}containerregistry:$image_id" | |
| fi | |
| done < "$IMAGE_FILE" | |
| else | |
| echo "File not found: $IMAGE_FILE" | |
| fi | |
| # Pushing a modified image using an existing tag untags the previously pushed image, | |
| # resulting in an orphaned (or "dangling") image. | |
| # The previously pushed image's manifest--and its layer data--remains in the registry. | |
| # They still need to be removed | |
| - name: List image manifests in ${{ matrix.env }} env | |
| run: | | |
| az acr login --name pdh${{ matrix.env }}containerregistry | |
| manifest=$(az acr manifest list-metadata -r pdh${{ matrix.env }}containerregistry -n pdh${{ matrix.env }} --orderby time_asc --output tsv --query "[*].{Digest:digest}") | |
| echo "Reserving latest 4 from:" | |
| echo "$manifest" | |
| echo "$manifest" | head -n -4 > ${{ matrix.env }}-untaged-images.txt | |
| - name: Delete image manifest in ${{ matrix.env }} env | |
| env: | |
| UNTAGED_FILE: ${{ matrix.env }}-untaged-images.txt | |
| run: | | |
| if [ -e "$UNTAGED_FILE" ]; then | |
| while IFS= read -r manifest_id; do | |
| az acr repository delete --name pdh${{ matrix.env }}containerregistry --image pdh${{ matrix.env }}@$manifest_id --yes | |
| if [ $? -eq 0 ]; then | |
| echo "Deleted image: pdh${{ matrix.env }}:$manifest_id" | |
| else | |
| echo "Failed to delete image: pdh${{ matrix.env }}:$manifest_id" | |
| fi | |
| done < "$UNTAGED_FILE" | |
| else | |
| echo "File not found: $UNTAGED_FILE" | |
| fi |