backends-release.yml

name: "Backends - Conda Packages"

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - "pixi-build-backends/**"
      - "crates/pixi_build_python/**"
      - "crates/pixi_build_r/**"
      - "crates/pixi_build_rattler_build/**"
      - "crates/pixi_build_cmake/**"
      - "crates/pixi_build_rust/**"
      - "crates/pixi_build_mojo/**"
      - ".github/workflows/backends-release.yml"
  pull_request:
    types:
      - labeled
      - synchronize
      - opened

concurrency:
  group: ${{ github.workflow }}-${{ github.ref_name }}
  cancel-in-progress: true

jobs:
  build:
    if: ${{ github.ref == 'refs/heads/main' || contains(github.event.pull_request.labels.*.name, 'release:backends')}}
    timeout-minutes: 80
    permissions:
      id-token: write
      contents: read
    env:
      REPO_NAME: "prefix-dev/pixi"
      SCCACHE_GHA_ENABLED: "true"
      ACTIONS_CACHE_SERVICE_V2: on
    strategy:
      matrix:
        include:
          - target: win-64
            os: windows-latest
          - target: osx-64
            os: macos-15-intel
          - target: osx-arm64
            os: macos-15
      fail-fast: false
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          persist-credentials: false
      - uses: prefix-dev/setup-pixi@1b2de7f3351f171c8b4dfeb558c639cb58ed4ec0 # v0.9.5
        with:
          environments: backends-release
      - name: Configure sccache
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          script: |
            core.exportVariable('ACTIONS_RESULTS_URL', process.env.ACTIONS_RESULTS_URL || '');
            core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
      - name: Enable long paths (Windows)
        if: matrix.os == 'windows-latest'
        run: git config --global core.longpaths true
        shell: bash
      - name: Set package version environment variables
        shell: bash
        run: pixi run -e backends-release generate-versions >> $GITHUB_ENV

      - name: Build all backends for ${{ matrix.target }}
        shell: bash
        env:
          RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION: "true"
          RATTLER_BUILD_COLOR: "always"
        run: |
          pixi run -e backends-release build-backend-packages ${{ matrix.target }}

      - name: Show sccache stats
        shell: bash
        run: pixi run -e backends-release sccache --stop-server

      - name: Remove build cache
        shell: bash
        run: rm -rf output/build_cache

      - name: Upload build artifacts
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7
        with:
          name: conda-packages-${{ matrix.target }}
          path: output/**/*.conda

      - name: Kill any lingering processes (Windows)
        if: runner.os == 'Windows'
        shell: powershell
        run: |
          # Kill any Python processes
          Get-Process python* -ErrorAction SilentlyContinue | Stop-Process -Force

          # Kill any processes from the pixi environment
          $pixiPath = "${{ github.workspace }}\.pixi\envs\backends-release\bin"
          Get-Process | Where-Object { $_.Path -like "$pixiPath*" } | Stop-Process -Force

          # Wait a moment for handles to be released
          Start-Sleep -Seconds 2

  build-linux:
    if: ${{ github.ref == 'refs/heads/main' || contains(github.event.pull_request.labels.*.name, 'release:backends')}}
    timeout-minutes: 80
    permissions:
      id-token: write
      contents: read
    env:
      REPO_NAME: "prefix-dev/pixi"
    strategy:
      matrix:
        include:
          - target: linux-64
          - target: linux-aarch64
      fail-fast: false
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          persist-credentials: false
      - uses: prefix-dev/setup-pixi@1b2de7f3351f171c8b4dfeb558c639cb58ed4ec0 # v0.9.5
        with:
          environments: backends-release
      - name: Set package version environment variables
        shell: bash
        run: pixi run -e backends-release generate-versions >> $GITHUB_ENV

      - name: Build all backends for ${{ matrix.target }}
        shell: bash
        env:
          RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION: "true"
          RATTLER_BUILD_COLOR: "always"
        run: |
          docker run --rm \
            --user "$(id -u):$(id -g)" \
            -v "${{ github.workspace }}:${{ github.workspace }}" \
            -v "$HOME/.pixi:$HOME/.pixi" \
            -v "$HOME/.cache:$HOME/.cache" \
            -w "${{ github.workspace }}" \
            -e HOME="$HOME" \
            -e RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION \
            -e RATTLER_BUILD_COLOR \
            -e PIXI_BUILD_CMAKE_VERSION \
            -e PIXI_BUILD_MOJO_VERSION \
            -e PIXI_BUILD_PYTHON_VERSION \
            -e PIXI_BUILD_R_VERSION \
            -e PIXI_BUILD_RATTLER_BUILD_VERSION \
            -e PIXI_BUILD_RUST_VERSION \
            -e PY_PIXI_BUILD_BACKEND_VERSION \
            -e PIXI_BUILD_ROS_VERSION \
            quay.io/pypa/manylinux2014_x86_64 \
            "$HOME/.pixi/bin/pixi" run -e backends-release build-backend-packages ${{ matrix.target }}

      - name: Remove build cache
        shell: bash
        run: rm -rf output/build_cache

      - name: Upload build artifacts
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7
        with:
          name: conda-packages-${{ matrix.target }}
          path: output/**/*.conda

  upload:
    needs: [build, build-linux]
    runs-on: ubuntu-latest
    if: github.repository == 'prefix-dev/pixi'
    permissions:
      id-token: write
      contents: read
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          persist-credentials: false
      - name: Download all conda packages
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
        with:
          pattern: conda-packages-*
          path: conda-packages
          merge-multiple: true
          run-id: ${{ github.run_id }}
      - uses: prefix-dev/setup-pixi@1b2de7f3351f171c8b4dfeb558c639cb58ed4ec0 # v0.9.5
        with:
          environments: backends-release
      - name: Upload packages
        run: pixi run -e backends-release upload-packages conda-packages