# For most projects, this workflow file will not need changing; you simply need
# to commit it to your repository.
#
# You may wish to alter this file to override the set of languages analyzed,
# or to provide custom queries or build logic.
name: "CodeQL Advanced"

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  schedule:
    - cron: '44 9 * * 5' # Runs every Friday at 9:44 AM

concurrency:
  group: codeql_${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

jobs:
  setup-instance:
    runs-on: ubuntu-latest
    outputs:
      runner-name: ${{ steps.start-instance.outputs.label }}
    steps:
      - name: Start instance
        id: start-instance
        uses: zama-ai/slab-github-runner@f26b8d611b2e695158fb0a6980834f0612f65ef8 # v1.4.0
        with:
          mode: start
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          backend: aws
          profile: cpu-test

  analyze:
    needs: setup-instance
    name: Analyze (${{ matrix.language }})
    # Runner size impacts CodeQL analysis time. To learn more, please see:
    #   - https://gh.io/recommended-hardware-resources-for-running-codeql
    #   - https://gh.io/supported-runners-and-hardware-resources
    #   - https://gh.io/using-larger-runners (GitHub.com only)
    # Consider using larger runners or machines with greater resources for possible analysis time improvements.
    runs-on: ${{ (matrix.language == 'python' && 'ubuntu-latest') || needs.setup-instance.outputs.runner-name }}
    permissions:
      # required for all workflows
      security-events: write

      # required to fetch internal or private CodeQL packs
      packages: read

      # only required for workflows in private repositories
      actions: read
      contents: read

    strategy:
      fail-fast: false
      matrix:
        include:
        - language: c-cpp
          build-mode: manual
        - language: python
          build-mode: none
        # CodeQL supports the following values keywords for 'language': 'c-cpp', 'csharp', 'go', 'java-kotlin', 'javascript-typescript', 'python', 'ruby', 'swift'
        # Use `c-cpp` to analyze code written in C, C++ or both
        # Use 'java-kotlin' to analyze code written in Java, Kotlin or both
        # Use 'javascript-typescript' to analyze code written in JavaScript, TypeScript or both
        # To learn more about changing the languages that are analyzed or customizing the build mode for your analysis,
        # see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/customizing-your-advanced-setup-for-code-scanning.
        # If you are analyzing a compiled language, you can modify the 'build-mode' for that language to customize how
        # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
    steps:
    - if: matrix.build-mode == 'manual'
      name: Checkout repository (recursive)
      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      with:
        submodules: recursive
        fetch-depth: 0

    - if: matrix.build-mode != 'manual'
      name: Checkout repository
      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

    - uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5
      with:
        python-version: '3.10'

    - name: Set up home
      # "Install rust" step require root user to have a HOME directory which is not set.
      run: |
        echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"

    - if: matrix.build-mode == 'manual' && matrix.language == 'c-cpp'
      name: Setup rust toolchain for concrete-cpu (Cpp)
      uses: ./.github/actions/setup_rust_toolchain_for_concrete_cpu

    - if: matrix.build-mode == 'manual' && matrix.language == 'c-cpp'
      name: Setup runtime (Cpp)
      shell: bash
      run: |
        set -e
        sudo apt-get update
        sudo apt install -y build-essential cmake ninja-build
        pip install -r ./third_party/llvm-project/mlir/python/requirements.txt
        pip install -r ./compilers/concrete-compiler/compiler/lib/Bindings/Python/requirements_dev.txt


    # Initializes the CodeQL tools for scanning.
    - name: Initialize CodeQL
      uses: github/codeql-action/init@b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d # v3
      with:
        languages: ${{ matrix.language }}
        build-mode: ${{ matrix.build-mode }}
        # If you wish to specify custom queries, you can do so here or in a config file.
        # By default, queries listed here will override any specified in a config file.
        # Prefix the list here with "+" to use these queries and those in the config file.

        # For more details on CodeQL's query packs, refer to: https://docs.github.com/en/code-security/code-scanning/automatically-scanning-your-code-for-vulnerabilities-and-errors/configuring-code-scanning#using-queries-in-ql-packs
        # queries: security-extended,security-and-quality

    # If the analyze step fails for one of the languages you are analyzing with
    # "We were unable to automatically build your code", modify the matrix above
    # to set the build mode to "manual" for that language. Then modify this step
    # to build your code.
    # ℹ️ Command-line programs to run using the OS shell.
    # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
    - if: matrix.build-mode == 'manual' && matrix.language == 'c-cpp'
      name: Manual Build (Cpp)
      shell: bash
      run: |
        cd compilers/concrete-compiler/compiler
        make concretecompiler python-bindings

    - name: Perform CodeQL Analysis
      uses: github/codeql-action/analyze@b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d # v3
      with:
        category: "/language:${{matrix.language}}"

  teardown-instance:
    needs: [ setup-instance, analyze ]
    if: ${{ always() && needs.setup-instance.result != 'skipped' }}
    runs-on: ubuntu-latest
    steps:
      - name: Stop instance
        id: stop-instance
        uses: zama-ai/slab-github-runner@f26b8d611b2e695158fb0a6980834f0612f65ef8 # v1.4.0
        with:
          mode: stop
          github-token: ${{ secrets.SLAB_ACTION_TOKEN }}
          slab-url: ${{ secrets.SLAB_BASE_URL }}
          job-secret: ${{ secrets.JOB_SECRET }}
          label: ${{ needs.setup-instance.outputs.runner-name }}