action.yml

name: rattler-build-action
description: GitHub action to build conda packages using rattler-build
author: Pavel Zwerschke
branding:
  icon: package
  color: yellow
inputs:
  rattler-build-version:
    description: Version of rattler-build to use
    required: false
    default: 'v0.31.1'
  recipe-path:
    description: Path to the recipe.yaml file
    required: true
    default: conda.recipe/recipe.yaml
  upload-artifact:
    description: whether to upload the built packages as a build artifact
    required: false
    default: 'true'
  artifact-name:
    description: Package name of the uploaded artifact
    required: false
    default: 'package'
  build-args:
    description: arguments to pass to rattler-build
    required: false
    default: ''
runs:
  using: composite
  steps:
    - name: Generate rattler-build URL
      shell: bash
      id: url
      run: |
        arch=$(uname -m)
        if [ "$arch" = "arm64" ]; then
          arch="aarch64"
        fi
        platform=${{ runner.os == 'macOS' && 'apple-darwin' || '' }}${{ runner.os == 'Linux' && 'unknown-linux-musl' || '' }}${{ runner.os == 'Windows' && 'pc-windows-msvc' || '' }}
        if [ ${{ inputs.rattler-build-version }} = "latest" ]; then
          url="https://github.com/prefix-dev/rattler-build/releases/latest/download/rattler-build-$arch-$platform${{ runner.os == 'Windows' && '.exe' || '' }}"
        else
          url="https://github.com/prefix-dev/rattler-build/releases/download/${{ inputs.rattler-build-version }}/rattler-build-$arch-$platform${{ runner.os == 'Windows' && '.exe' || '' }}"
        fi
        echo "url=$url" >> $GITHUB_OUTPUT
    - name: Install rattler-build (Unix)
      shell: bash
      if: ${{ runner.os != 'Windows' }}
      run: |
        mkdir -p ${{ runner.temp }}/rattler-build
        curl -Ls \
          ${{ steps.url.outputs.url }} \
          -o ${{ runner.temp }}/rattler-build/rattler-build
        chmod +x ${{ runner.temp }}/rattler-build/rattler-build
        echo ${{ runner.temp }}/rattler-build >> $GITHUB_PATH
    - name: Install rattler-build (Windows)
      shell: powershell
      if: ${{ runner.os == 'Windows' }}
      run: |
        New-Item -ItemType Directory -Path "${{ runner.temp }}\rattler-build" -Force
        Invoke-WebRequest -Uri "${{ steps.url.outputs.url }}" -OutFile "${{ runner.temp }}\rattler-build\rattler-build.exe"
        Add-Content -Path $env:GITHUB_PATH -Value "${{ runner.temp }}\rattler-build"
    - name: Build conda package (non-Windows)
      shell: bash
      if: ${{ runner.os != 'Windows' }}
      run: |
        rattler-build build --recipe "${{ inputs.recipe-path }}" ${{ inputs.build-args }}
      env:
        RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION: 'true'
        RATTLER_BUILD_COLOR: 'always'
    - name: Build conda package (Windows)
      shell: powershell
      if: ${{ runner.os == 'Windows' }}
      run: |
        rattler-build build --recipe "${{ inputs.recipe-path }}" ${{ inputs.build-args }}
      env:
        RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION: 'true'
        RATTLER_BUILD_COLOR: 'always'
    - name: Upload build artifacts
      uses: actions/upload-artifact@v4
      if: ${{ inputs.upload-artifact == 'true' }}
      with:
        name: ${{ inputs.artifact-name }}
        path: |
          output/**/*.tar.bz2
          output/**/*.conda