build_aarch64.yml

name: Build aarch64

on:
  push:
    branches:
      - master
    tags:
      - '*'
  pull_request:
    branches:
      - master

jobs:
  build_wheels:
    name: Build aarch64 wheel on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]

    steps:
    - uses: actions/checkout@master
      with:
        submodules: 'recursive'

    - uses: docker/setup-qemu-action@v3
      name: Set up QEMU

    - name: Build wheels
      uses: pypa/cibuildwheel@v2.17
      with:
        output-dir: wheelhouse
      env:
        CIBW_BUILD: "cp3?-*"
        CIBW_SKIP: "*-win32 *-manylinux_i686 *-musllinux_*"
        CIBW_ARCHS_LINUX: aarch64
        CIBW_BEFORE_ALL: "yum -y update && yum install -y blas-devel lapack-devel"
        CIBW_TEST_REQUIRES: "pytest torch numdifftools"
        CIBW_TEST_COMMAND: "python -m pytest -s {project}/src/osqp/tests"
        CIBW_ENVIRONMENT_LINUX: CMAKE_GENERATOR="Unix Makefiles"
        CIBW_BUILD_VERBOSITY: 1

    - name: Release to pypi
      if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags')
      env:
        TWINE_USERNAME: __token__
        TWINE_PASSWORD: ${{ secrets.pypi_password }}
      run: |
        python -m pip install --upgrade twine
        twine upload wheelhouse/*

    - name: Upload artifacts to github
      uses: actions/upload-artifact@v4
      with:
        name: wheels-${{ matrix.os }}
        path: ./wheelhouse


  merge_wheels:
    name: Merge wheel artifacts from build_wheels OS matrix jobs
    runs-on: ubuntu-latest
    needs: build_wheels
    steps:
      - name: Merge artifacts
        uses: actions/upload-artifact/merge@v4
        with:
          name: wheels
          pattern: wheels-*
          delete-merged: true