Introduces CUPS Packaging with Snapcraft and Rockcraft #1
Workflow file for this run
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| name: CI Pipeline for Containerized CUPS | |
| on: | |
| push: | |
| branches: | |
| - main | |
| - master | |
| pull_request: | |
| branches: | |
| - main | |
| - master | |
| workflow_dispatch: | |
| jobs: | |
| build-rock: | |
| runs-on: ubuntu-22.04 | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| - name: Pack with Rockcraft | |
| uses: canonical/craft-actions/rockcraft-pack@main | |
| id: rockcraft | |
| with: | |
| path: packages | |
| - name: Upload Rock Artifact | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: cups-rock | |
| path: ${{ steps.rockcraft.outputs.rock }} | |
| build-snap: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| - name: Build Snap Package | |
| uses: snapcore/action-build@v1 | |
| id: snapcraft | |
| with: | |
| path: packages | |
| test: | |
| needs: build-rock | |
| if: github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master' | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| - name: Download Rock Artifact | |
| uses: actions/download-artifact@v4 | |
| with: | |
| name: cups-rock | |
| - name: Install Dependencies for Testing | |
| run: | | |
| sudo snap install rockcraft --classic | |
| sudo snap install docker | |
| sudo apt-get update | |
| sudo apt-get install -y avahi-utils | |
| sudo apt-get install -y curl cups-ipp-utils cups-client screen | |
| - name: Ensure Docker Daemon is Running | |
| run: | | |
| # Start and enable Docker daemon if not already active | |
| sudo systemctl start docker | |
| sudo systemctl enable docker | |
| sudo systemctl is-active --quiet docker || sudo systemctl start docker | |
| - name: Build Docker Image | |
| run: | | |
| # Build Docker image from the latest .rock artifact | |
| ROCK="$(ls *.rock | tail -n 1)" | |
| sudo rockcraft.skopeo --insecure-policy copy oci-archive:"${ROCK}" docker-daemon:cups:latest | |
| - name: Run CUPS container | |
| env: | |
| CUPS_ADMIN: "print" | |
| CUPS_PASSWORD: "print" | |
| run: | | |
| # Run CUPS container with environment variables for admin credentials | |
| sudo docker run --rm -d --name cups -p 8080:631 \ | |
| -e CUPS_ADMIN="${CUPS_ADMIN}" -e CUPS_PASSWORD="${CUPS_PASSWORD}" \ | |
| cups:latest | |
| - name: Wait for CUPS to be ready | |
| run: | | |
| # Wait until CUPS server is ready to accept connections | |
| until curl -s http://localhost:8080 | grep -q 'CUPS'; do | |
| echo "Waiting for CUPS..." | |
| sleep 5 | |
| done | |
| - name: Start ippeveprinter | |
| run: | | |
| # Start the ippeveprinter service for printing | |
| screen -S ippeveprinter-session -d -m /usr/sbin/ippeveprinter -f application/pdf myprinter | |
| sleep 10 | |
| - name: Add CUPS printer | |
| env: | |
| CUPS_ADMIN: "print" | |
| run: | | |
| # Add a test printer to the CUPS server | |
| sudo docker exec -u "${CUPS_ADMIN}" cups lpadmin -p testprinter \ | |
| -v ipps://myprinter._ipps._tcp.local/ -E -m everywhere | |
| - name: Test printing files | |
| env: | |
| CUPS_ADMIN: "print" | |
| run: | | |
| # Test printing a file from the host to the CUPS server | |
| echo "Test Print Job" | sudo tee host-testfile.txt > /dev/null | |
| CUPS_SERVER=localhost:8080 lp -d testprinter host-testfile.txt | |
| # Wait for the final print job to complete | |
| until CUPS_SERVER=localhost:8080 lpstat -W completed | grep -q 'testprinter-1'; do | |
| echo "Waiting for print job 1 to complete..." | |
| sleep 5 | |
| done | |
| CUPS_SERVER=localhost:8080 lpstat -W completed | grep 'testprinter-1' | |
| # Test printing multiple file types from inside container and wait for completion | |
| testfiles=( | |
| "/share/cups/ipptool/testfile.txt" | |
| "/share/cups/ipptool/testfile.pdf" | |
| "/share/cups/ipptool/testfile.jpg" | |
| "/share/cups/ipptool/testfile.ps" | |
| "/share/cups/ipptool/testfile.pcl" | |
| ) | |
| for i in "${!testfiles[@]}"; do | |
| sudo docker exec -u "${CUPS_ADMIN}" cups lp -d testprinter "${testfiles[i]}" | |
| until sudo docker exec -u "${CUPS_ADMIN}" cups lpstat -W completed | grep -q "testprinter-$((i+2))"; do | |
| echo "Waiting for print job $((i+2)) to complete..." | |
| sleep 5 | |
| done | |
| sudo docker exec -u "${CUPS_ADMIN}" cups lpstat -W completed | grep "testprinter-$((i+2))" | |
| done | |
| - name: Stop CUPS container | |
| run: | | |
| sudo docker stop cups |