Scripted_Layout.yml

# Test that a SiEPIC EBeam PDK scripted layout successfully runs in Klayout using SiEPIC Tools code from the repo.
name: KLayout Scripted Layout Test

on:
  workflow_dispatch:
  push:
    branches:
      - '**'
  pull_request:
    branches:
      - master

jobs:
  run-scripted-layout:
    runs-on: ubuntu-latest
    permissions: write-all

    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          repository: ${{ github.repository_owner }}/SiEPIC-Tools
          ref: ${{ github.ref }}

      - name: Connect to Container Registry
        uses: docker/login-action@v2.1.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Pull siepic_klayout image
        run: docker pull ghcr.io/jasminabrar/siepic-tools/siepic_klayout:match-ebeam-latest
     
      - name: Run docker container from image
        run: docker run -itd --name scripted_layout -e DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix --security-opt label=type:container_runtime_t ghcr.io/jasminabrar/siepic-tools/siepic_klayout:match-ebeam-latest

      - name: Fetch changes from main repository
        run: git fetch https://github.com/SiEPIC/SiEPIC-Tools.git master

      - name: Find files that are different 
        id: changed-files
        run: |

          if [ "${{ github.repository }}" == "${{ env.GITHUB_REPOSITORY }}" ]; then
            # If we are in the main repository, remove existing siepic tools & copy this siepic tools to the docker container
            docker exec scripted_layout rm -r /root/.klayout/salt/SiEPIC-Tools
            docker cp $GITHUB_WORKSPACE scripted_layout:/root/.klayout/salt
          else 
            # If we are in a forked repository or another branch, copy changed files to scripted_layout
            changed_files=$(git diff --name-only FETCH_HEAD)

            IFS=$'\n' # Set Internal Field Separator to newline to handle multiple files

            for file in $changed_files; do
              # Determine the library folder based on the file path
              folder=$(dirname "$file")

              # Extract the last part of the path (directory name)
              folder=$(basename "$folder")

              # Extract the filename
              filename=$(basename "$file")

              # Define the destination path in the Docker container
              destination_path="/root/.klayout/salt/SiEPIC-Tools"

              echo "Copy $GITHUB_WORKSPACE/$file to $destination_path/$file"

              # Perform docker cp for each file
              docker cp "$GITHUB_WORKSPACE/$file" scripted_layout:"$destination_path/$file"

              echo "Copied $file to $destination_path/$file"
            done
          fi

      - name: Run scripted layout inside container and capture exit code
        run: docker exec scripted_layout klayout -zz -r /root/.klayout/salt/SiEPIC_EBeam_PDK/klayout/EBeam/pymacros/Example_scripted_layouts/"Example - Ring_resonator_sweep.py" || echo "KLAYOUT_EXIT_CODE=$?" >> $GITHUB_ENV
        continue-on-error: true
  
      - name: Stop container and remove it 
        run: |
                docker stop scripted_layout
                docker rm scripted_layout

      - name: Fail job if exit code is non-zero
        run: |
                if [ $KLAYOUT_EXIT_CODE -ne 0 ]; then
                        echo "KLayout exited with non-zero exit code"
                        exit 1
                fi