build_wheels_musllinux.yml

name: Musllinux

on:
  pull_request:
    branches:
      - 4.x
      - 5.x
    paths-ignore:
      - '.github/workflows/build_wheels_windows*'
      - '.github/workflows/build_wheels_macos*'
      - '.github/workflows/build_wheels_manylinux*'
  release:
    types: [published, edited]
  schedule:
    - cron: '0 3 * * 6'
  workflow_dispatch:


jobs:
  Build:
    runs-on: ${{ matrix.platform == 'aarch64' && 'opencv-cn-lin-arm64' || 'ubuntu-22.04' }}
    defaults:
      run:
        shell: bash
    strategy:
      fail-fast: false
      matrix: 
        python-version: ['3.9'] 
        platform: [x86_64, aarch64] 
        manylinux: [2014, 2_28]
        with_contrib: [0, 1] 
        build_sdist: [0]
        include:
          - platform: aarch64
            DOCKER_IMAGE: quay.io/opencv-ci/opencv-python-musllinux_1_2-aarch64:20251211
          - platform: x86_64
            DOCKER_IMAGE: quay.io/opencv-ci/opencv-python-musllinux_1_2-x86-64:20251211
    env:
      ACTIONS_ALLOW_UNSECURE_COMMANDS: true
      REPO_DIR: .
      PROJECT_SPEC: opencv-python
      MB_PYTHON_VERSION: ${{ matrix.python-version }}
      TRAVIS_PYTHON_VERSION: ${{ matrix.python-version }}
      MB_ML_VER: _1_2
      MB_ML_LIBC: musllinux
      TRAVIS_BUILD_DIR: ${{ github.workspace }}
      CONFIG_PATH: travis_config.sh
      DOCKER_IMAGE: ${{ matrix.DOCKER_IMAGE }}
      USE_CCACHE: 0
      UNICODE_WIDTH: 32
      PLAT: ${{ matrix.platform }}
      SDIST: ${{ matrix.build_sdist || 0 }}
      ENABLE_HEADLESS: 1
      ENABLE_CONTRIB: ${{ matrix.with_contrib }}
     
    steps:
    - name: Cleanup
      run: find . -mindepth 1 -delete
      working-directory: ${{ github.workspace }}
    - name: Setup environment
      run: |
        if [[ "${{ github.event_name }}" == "schedule" || "${{ github.event_name }}" == "workflow_dispatch" ]]; then
          echo "ENABLE_ROLLING=1" >> $GITHUB_ENV
        fi
    - name: Checkout
      uses: actions/checkout@v3
      with:
        submodules: false
        fetch-depth: 0

    - name: Build a package
      run: source scripts/build.sh
    - name: Saving a wheel accordingly to matrix
      uses: actions/upload-artifact@v4
      with:
        name: wheel-${{ matrix.platform }}-${{ matrix.manylinux }}-${{ matrix.with_contrib }}-${{ matrix.without_gui }}-${{ matrix.build_sdist }}
        path: wheelhouse/opencv*.whl

  Test:
    needs: [Build]
    runs-on: ${{ matrix.platform == 'aarch64' && 'opencv-cn-lin-arm64' || 'ubuntu-22.04' }}
    defaults:
      run:
        shell: bash
    strategy:
      fail-fast: false
      matrix:
        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
        platform: [x86_64, aarch64] 
        with_contrib: [0, 1]
        build_sdist: [0]
            
    env:
      ACTIONS_ALLOW_UNSECURE_COMMANDS: true
      MB_PYTHON_VERSION: ${{ matrix.python-version }}
      MB_ML_VER: _1_2
      MB_ML_LIBC: musllinux
      NP_TEST_DEP: numpy==1.19.5
      NP_TEST_DEP_LATEST: numpy==2.2.6
      CONFIG_PATH: travis_config.sh
      PLAT: ${{ matrix.platform }}
      SDIST: ${{ matrix.build_sdist || 0 }}                          
      ENABLE_HEADLESS: 1
      ENABLE_CONTRIB: ${{ matrix.with_contrib }}
    steps:
    - name: Cleanup
      run: find . -mindepth 1 -delete
      working-directory: ${{ github.workspace }}
    - name: Checkout
      uses: actions/checkout@v3
      with:
        submodules: true
        fetch-depth: 0
  
    - name: Setup Environment variables
      run: if [ "3.10" == "${{ matrix.python-version }}" -o "3.11" == "${{ matrix.python-version }}" -o "3.12" == "${{ matrix.python-version }}" -o "3.13" == "${{ matrix.python-version }}" ]; then echo "TEST_DEPENDS=$(echo $NP_TEST_DEP_LATEST)" >> $GITHUB_ENV; else echo "TEST_DEPENDS=$(echo $NP_TEST_DEP)" >> $GITHUB_ENV; fi
    - name: Download a wheel accordingly to matrix
      uses: actions/download-artifact@v4
      with:
        name: wheel-${{ matrix.platform }}-${{ matrix.manylinux }}-${{ matrix.with_contrib }}-${{ matrix.without_gui }}-${{ matrix.build_sdist }}
        path: wheelhouse/
    - name: Package installation and run tests
      run: source scripts/install.sh

  Release_rolling:
    if: ${{ github.event_name == 'schedule' || github.event_name == 'workflow_dispatch' }}
    needs: [Build, Test]
    runs-on: ubuntu-22.04
    environment: opencv-python-rolling-release
    defaults:
      run:
        shell: bash
    steps:
      - uses: actions/download-artifact@v4
        with:
          path: wheelhouse/
      - name: Upload wheels for opencv_python_headless_rolling
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_PYTHON_HEADLESS_ROLLING_USERNAME }} -p ${{ secrets.OPENCV_PYTHON_HEADLESS_ROLLING_PASSWORD }} --skip-existing wheelhouse/wheel-*/opencv_python_headless_rolling-*
      - name: Upload wheels for opencv_contrib_python_headless_rolling
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_CONTRIB_PYTHON_HEADLESS_ROLLING_USERNAME }} -p ${{ secrets.OPENCV_CONTRIB_PYTHON_HEADLESS_ROLLING_PASSWORD }} --skip-existing wheelhouse/wheel-*/opencv_contrib_python_headless_rolling-*

  Pre-release:
    if: github.event_name == 'release' && github.event.release.prerelease
    needs: [Build, Build_sdist, Test]
    runs-on: ubuntu-22.04
    environment: test-opencv-python-release
    defaults:
      run:
        shell: bash
    steps:
      - uses: actions/download-artifact@v4
        with:
          path: wheelhouse/
          
      - name: Upload all wheels
        run: |
          python -m pip install twine
          python -m twine upload --repository testpypi -u ${{ secrets.PYPI_USERNAME }} -p ${{ secrets.PYPI_PASSWORD }} --skip-existing wheelhouse/wheel-*/opencv_* wheelhouse/wheel-*/opencv-*

  Release:
    if: github.event_name == 'release' && !github.event.release.prerelease
    needs: [Build, Test]
    runs-on: ubuntu-22.04
    environment: opencv-python-release
    defaults:
      run:
        shell: bash
    steps:
      - uses: actions/download-artifact@v4
        with:
          path: wheelhouse/
      - name: Upload wheels for opencv_python_headless
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_PYTHON_HEADLESS_USERNAME }} -p ${{ secrets.OPENCV_PYTHON_HEADLESS_PASSWORD }} --skip-existing wheelhouse/wheel-*/opencv_python_headless-* wheelhouse/wheel-*/opencv-python-headless-*
      - name: Upload wheels for opencv_contrib_python_headless
        run: |
          python -m pip install twine
          python -m twine upload -u ${{ secrets.OPENCV_CONTRIB_PYTHON_HEADLESS_USERNAME }} -p ${{ secrets.OPENCV_CONTRIB_PYTHON_HEADLESS_PASSWORD }} --skip-existing wheelhouse/wheel-*/opencv_contrib_python_headless-* wheelhouse/wheel-*/opencv-contrib-python-headless-*