license-scanning.yml

name: License Scanning for Maven

on:
  workflow_dispatch:
  push:
    branches:
      - master
    paths:
      - 'pom.xml'
      - '.github/workflows/license-scanning.yml'
  pull_request:
    paths:
      - 'pom.xml'
      - '.github/workflows/license-scanning.yml'

env:
  ALLOW_LICENSES: "'The Apache Software License, Version 2.0' and licenses/license/name!='BSD' and licenses/license/name!='BSD-style license' and licenses/license/name!='Apache License, Version 2.0'"
  REPORT_PATH: "target/generated-resources/licenses.xml"

jobs:
  scan:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        module-folder: ["./", "./examples", "./rosetta-source"]
    steps:
    - uses: actions/checkout@v3
    - name: Install XQ
      run: pip install xq
    - uses: ./.github/actions/maven-build
      with:
        run-tests: false
    - name: License XML report
      run: mvn org.codehaus.mojo:license-maven-plugin:2.0.0:download-licenses
    - name: Validate XML report
      run: |
        LICENSE_REPORT=`xq "//dependency[licenses/license/name!=${{ env.ALLOW_LICENSES }}]" ./${{ env.REPORT_PATH }}`
        LINES_FOUND=`echo $LICENSE_REPORT | wc -l`
        echo "License issues found ..."
        if [ $LINES_FOUND -gt 1 ]; then echo $LICENSE_REPORT ; exit -1; fi
      working-directory: ${{ matrix.module-folder }}
    - name: Upload license reports
      uses: actions/upload-artifact@v3
      with:
        name: license-reports
        path: '**/dependencies.html'
    - name: Upload license XML reports
      uses: actions/upload-artifact@v3
      with:
        name: license-xml-report
        path: '**/${{ env.REPORT_PATH }}'