codeql.yml

name: CodeQL

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  schedule:
    - cron: '43 3 * * 0'

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  # Superseded pull request runs are cancelled; runs on main finish so a
  # release or documentation push that already started is never interrupted.
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

env:
  GIT_CONFIG_COUNT: '1'
  GIT_CONFIG_KEY_0: init.defaultBranch
  GIT_CONFIG_VALUE_0: main

jobs:
  analyze:
    name: Analyze (${{ matrix.language }})
    runs-on: ubuntu-24.04
    timeout-minutes: 30
    permissions:
      actions: read
      contents: read
      security-events: write

    strategy:
      fail-fast: false
      matrix:
        language: [ 'actions', 'c-cpp', 'csharp' ]

    steps:
    - name: Checkout repository
      uses: actions/checkout@v7
      with:
        persist-credentials: false

    - name: Initialize CodeQL
      uses: github/codeql-action/init@v4
      with:
        languages: ${{ matrix.language }}
        build-mode: none
        queries: security-extended,security-and-quality

    # The C# buildless restore warns "No NuGet feeds are reachable" whenever
    # one of its feed sets is empty, although nuget.org, the only feed here,
    # is reachable (github/codeql#22766). With the check off it restores from
    # nuget.org directly. The variable is read only by the C# extractor.
    - name: Perform CodeQL Analysis
      uses: github/codeql-action/analyze@v4
      env:
        CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_CHECK: 'false'
      with:
        category: "/language:${{ matrix.language }}"

  dependency-review:
    name: Dependency review
    if: ${{ github.event_name == 'pull_request' }}
    runs-on: ubuntu-24.04
    timeout-minutes: 10
    steps:
    - name: Checkout repository
      uses: actions/checkout@v7
      with:
        persist-credentials: false

    - name: Review dependency changes
      uses: actions/dependency-review-action@v5
      with:
        fail-on-severity: high