OCV-PR-Linux.yaml

name: OCV PR Linux

on:
  pull_request:
    branches:
      - main
    paths:
      - '.github/workflows/OCV-PR-Linux.yaml'
      # TODO: are following paths necessary?
      - 'checkout-and-merge/*'
      - 'configure-and-build/*'
      - 'run-tests/*'
      - 'scripts/runner.py'
      - 'scripts/test-plan.json'
  workflow_call:
    inputs:
      workflow_branch:
        description: "Branch for ci-gha-workflow repository"
        default: "main"
        required: false
        type: string

concurrency:
  group: OCV-PR-Linux-${{ github.ref }}
  cancel-in-progress: true

jobs:

  branch_eval:
    runs-on: ubuntu-24.04
    outputs:
      branches: ${{ steps.determine-branches.outputs.branches }}
    steps:
        - id: determine-branches
          shell: bash
          run: |
            if [ "${{ github.event.repository.name == 'ci-gha-workflow' }}" = "true" ] ; then
              echo "branches=[ '4.x', '5.x' ]" >> "$GITHUB_OUTPUT"
            else
              echo "branches=[ '${{ github.base_ref }}' ]" >> "$GITHUB_OUTPUT"
            fi

  Ubuntu:
    runs-on: opencv-ru-lin-riscv
    # runs-on: opencv-cn-lin-x86-64
    needs:
      - branch_eval
    strategy:
      # NOTE: Debugging
      # fail-fast: true
      # max-parallel: 3
      fail-fast: false
      max-parallel: 3
      matrix:
        version:
          - '24.04'
          - '22.04'
          - '20.04'
          - '24.04_asan'
        branch: ${{ fromJSON(needs.branch_eval.outputs.branches )}}
        include:
          - version: '24.04'
            image: '24.04:20241031'
            jpegxl: true
            avif: true
            avx2: true
          # TODO: enable later
          # - version: '24.04_asan'
          #   image: '24.04:20241031'
          #   asan: true
          #   jpegxl: true
          #   avif: true
          - version: '22.04'
            image: '22.04:20230602'
            avif: true
            plugins: true
          - version: '20.04'
            image: '20.04:20230413'
            limited_api: true

    defaults:
      run:
        shell: bash
    container:
      image: 'quay.io/opencv-ci/opencv-ubuntu-${{ matrix.image }}'
      volumes:
        # NOTE: RU config
        - /mnt/cache/git_cache:/opt/git_cache
        - /mnt/cache/ci_cache/opencv:/opt/.ccache
        - /mnt/cache/binaries_cache:/opt/binaries_cache
        - vol_dnn_models:/opt/dnn-models
        # NOTE: CN config
        # - /home/opencv-cn/git_cache:/opt/git_cache
        # - /home/opencv-cn/ci_cache/opencv:/opt/.ccache
        # - /home/opencv-cn/binaries_cache:/opt/binaries_cache
        # - /home/opencv-cn/dnn-models:/opt/dnn-models
      options: '--user root:root'
    env:
      ANT_HOME: '/usr/share/ant'
      DNN_MODELS: '/opt/dnn-models'
      CCACHE_DIR: '/opt/.ccache'
      CCACHE_MAXSIZE: '3G'
      OPENCV_DOWNLOAD_PATH: '/opt/binaries_cache'
      CMAKE_OPT: >-
        -DBUILD_DOCS=ON
        -DBUILD_EXAMPLES=ON
        -DOPENCV_ENABLE_NONFREE=ON
        -DWITH_IMGCODEC_GIF=ON
        ${{ matrix.jpegxl && '-DWITH_JPEGXL=ON' }}
        ${{ matrix.avif && '-DWITH_AVIF=ON' }}
        ${{ matrix.avx2 && '-DCPU_BASELINE=AVX2'}}
        ${{ matrix.plugins && '-DVIDEOIO_PLUGIN_LIST=all -DHIGHGUI_PLUGIN_LIST=all' }}
        ${{ matrix.limited_api && '-DPYTHON3_LIMITED_API=ON' }}
        ${{ matrix.asan && '-DENABLE_OMIT_FRAME_POINTER=OFF -DCMAKE_CXX_FLAGS="-fsanitize=address"' }}
      HOME: ${{ contains(matrix.image, '24.04') && '/home/ubuntu' || '/home/ci' }}
      MAIN_BUILD_DIR: "${{ (github.event.repository.name != 'opencv_contrib') && 'build' || 'build-contrib' }}"
      # NOTE: CN config
      # OPENCV_FOR_THREADS_NUM: 8
      # CMAKE_BUILD_PARALLEL_LEVEL: 8
      # NOTE: RU config
      OPENCV_FOR_THREADS_NUM: 10
      CMAKE_BUILD_PARALLEL_LEVEL: 20

    # ==========

    steps:

    - name: Checkout workflow repository
      uses: actions/checkout@v4
      with:
        repository: opencv/ci-gha-workflow
        ref: "${{ github.repository == 'opencv/ci-gha-workflow' && github.ref || inputs.workflow_branch }}"

    - name: Checkout and merge OpenCV
      uses: ./checkout-and-merge
      with:
        target_branch: "${{ matrix.branch }}"
        author: "${{ github.event.pull_request.user.login }}"
        source_branch: "${{ github.event.repository.name == 'ci-gha-workflow' && '' || github.head_ref }}"
        gitcache: '/opt/git_cache'
        home: '${{ env.HOME }}'
        workdir: '${{ env.HOME }}'

    - name: Update extra dnn models
      timeout-minutes: 60
      working-directory: '${{ env.HOME }}'
      run: |
        python3 opencv_extra/testdata/dnn/download_models.py \
          --cleanup \
          --dst '${{ env.DNN_MODELS }}/dnn'
        echo "OPENCV_DNN_TEST_DATA_PATH=${{ env.DNN_MODELS }}" >> $GITHUB_ENV

    - if: ${{ github.event.repository.name != 'opencv_contrib' }}
      name: Configure and build OpenCV
      uses: ./configure-and-build
      with:
        workdir: '${{ env.HOME }}'
        builddir: 'build'
        generator: 'Ninja'
        options: '${{ env.CMAKE_OPT }}'

    - name: Configure and build OpenCV with contrib
      uses: ./configure-and-build
      with:
        workdir: '${{ env.HOME }}'
        builddir: 'build-contrib'
        generator: 'Ninja'
        options: '-DOPENCV_EXTRA_MODULES_PATH=opencv_contrib/modules ${{ env.CMAKE_OPT }}'

    - name: Run OpenCV tests
      uses: ./run-tests
      env:
        OPENCV_TEST_DATA_PATH: '${{ env.HOME }}/opencv_extra/testdata'
        OPENCV_TEST_REQUIRE_DATA: 1
        OPENCV_TEST_CHECK_OPTIONAL_DATA: 1
        PYTHONPATH: '${{ env.HOME }}/${{ env.MAIN_BUILD_DIR }}/python_loader:$PYTHONPATH'
        # TODO: enable later
        # ASAN_OPTIONS: 'detect_leaks=0'
      with:
        workdir: '${{ env.HOME }}'
        builddir: '${{ env.MAIN_BUILD_DIR }}'
        plan: "test-plan-${{ matrix.branch }}.json"
        # NOTE: Just keeping this complex construction here for possible future use:
        #   ${{ (github.event.repository.name == 'opencv_contrib') && format('''linux-contrib-{0}''', matrix.branch)  || '' }}
        suite: "[ ${{ (github.event.repository.name == 'opencv_contrib') && 'linux-contrib'  || 'linux' }} ]"
        filter: "[ 'ubuntu-common', ${{ matrix.avx2 && '''ubuntu-avx2''' }} ]"
        enable_python: "true"
        enable_java: "true"
        suffix: '${{ matrix.version }}_${{ matrix.branch }}'

    - if: ${{ always() }}
      name: Finalize
      run: |
        if [ "$WARNINGS" -ne 0 ]; then
          echo "Warnings detected. Exiting with non-zero status."
          exit 1
        fi