build_wheels.yml

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# To learn more about GitHub Actions in Apache Beam check the CI.md

name: Build python source distribution and wheels

on:
  schedule:
    - cron: '10 2 * * *'
  push:
    branches: ['master', 'release-*']
    tags: 'v*'
  pull_request:
    branches: ['master', 'release-*']
    tags: 'v*'
    paths: ['sdks/python/**', 'model/**', 'release/**']
  workflow_dispatch:

# This allows a subsequently queued workflow run to interrupt previous runs
concurrency:
  group: '${{ github.workflow }} @ ${{ github.event.issue.number || github.event.pull_request.head.label || github.sha || github.head_ref || github.ref }}-${{ github.event.schedule || github.event.comment.id || github.event.sender.login}}'
  cancel-in-progress: true

env:
  GCP_PATH: "gs://${{ secrets.GCP_PYTHON_WHEELS_BUCKET }}/${GITHUB_REF##*/}/${GITHUB_SHA}-${GITHUB_RUN_ID}/"


jobs:

  check_env_variables:
    timeout-minutes: 5
    name: "Check environment variables"
    runs-on: [self-hosted, ubuntu-20.04, main]
    env:
      EVENT_NAME: ${{ github.event_name }}
      # Keep in sync with py_version matrix value below - if changed, change that as well.
      PY_VERSIONS_FULL: "cp38-* cp39-* cp310-* cp311-* cp312-*"
    outputs:
      gcp-variables-set: ${{ steps.check_gcp_variables.outputs.gcp-variables-set }}
      py-versions-full: ${{ steps.set-py-versions.outputs.py-versions-full }}
      py-versions-test: ${{ steps.set-py-versions.outputs.py-versions-test }}
    steps:
      - uses: actions/checkout@v4
      - name: "Check are GCP variables set"
        run: "./scripts/ci/ci_check_are_gcp_variables_set.sh"
        id: check_gcp_variables
        env:
          GCP_SA_EMAIL: "not used by self hosted runner"
          GCP_SA_KEY: "not used by self hosted runner"
          GCP_PYTHON_WHEELS_BUCKET: ${{ secrets.GCP_PYTHON_WHEELS_BUCKET }}
          GCP_PROJECT_ID: "not-needed-here"
          GCP_REGION: "not-needed-here"
          GCP_TESTING_BUCKET: "not-needed-here"
      - name: Set Python Versions for different environments
        id: set-py-versions
        run: |
          set -xeu
          if [ $EVENT_NAME == "pull_request" ]; then
            # run highest supported version on pull request.
            echo "py-versions-test=${PY_VERSIONS_FULL##* }" >> $GITHUB_OUTPUT
          else
            # run full version for push and cron jobs.
            echo "py-versions-test=$PY_VERSIONS_FULL" >> $GITHUB_OUTPUT
          fi
          # Output full set of versions so that we can test all languages on pull requests for certain platforms.
          echo "py-versions-full=$PY_VERSIONS_FULL" >> $GITHUB_OUTPUT

  build_source:
    runs-on: [self-hosted, ubuntu-20.04, main]
    name: Build python source distribution
    outputs:
      is_rc: ${{ steps.is_rc.outputs.is_rc }}
      rc_num: ${{ steps.get_rc_version.outputs.RC_NUM }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Install python
        uses: actions/setup-python@v5
        with:
          python-version: 3.9
      - name: Get tag
        id: get_tag
        run: |
          echo "TAG=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT
      - name: Check whether an -RC tag was applied to the commit.
        id: is_rc
        run: |
          echo ${{ steps.get_tag.outputs.TAG }} > temp
          OUTPUT=$( if  grep -e '-RC.' -q temp; then echo 1; else echo 0; fi)
          echo "is_rc=$OUTPUT" >> $GITHUB_OUTPUT
      - name: Get RELEASE_VERSION and RC_NUM
        if: steps.is_rc.outputs.is_rc == 1
        id: get_rc_version
        run: |
          RC_NUM=$(sed -n "s/^.*-RC\([0-9]*\)/\1/p" temp)
          RELEASE_VERSION=$(sed -n "s/^v\(.*\)-RC[0-9]/\1/p" temp)
          echo "RC_NUM=$RC_NUM" >> $GITHUB_OUTPUT
          echo "RELEASE_VERSION=$RELEASE_VERSION" >> $GITHUB_OUTPUT
      - name: Build source
        working-directory: ./sdks/python
        run: pip install -U build && python -m build --sdist
      - name: Add checksums
        working-directory: ./sdks/python/dist
        run: |
          file=$(ls | grep .tar.gz | head -n 1)
          sha512sum $file > ${file}.sha512
      - name: Unzip source
        working-directory: ./sdks/python
        run: tar -xzvf dist/$(ls dist | grep .tar.gz | head -n 1)
      - name: Rename source directory
        working-directory: ./sdks/python
        # https://github.com/pypa/setuptools/issues/4300 changed naming. Match both old and new names.
        run: mv $(ls | grep "apache-beam-\|apache_beam-") apache-beam-source
      - name: Upload source as artifact
        uses: actions/upload-artifact@v4
        with:
          name: source
          path: sdks/python/apache-beam-source
      - name: Upload compressed sources as artifacts
        uses: actions/upload-artifact@v4
        with:
          name: source_zip
          path: sdks/python/dist
      - name: Clear dist
        if: steps.is_rc.outputs.is_rc == 1
        working-directory: ./sdks/python
        run: |
          rm -r ./dist
          rm -rd apache-beam-source
      - name: Rewrite SDK version to include RC number
        if: steps.is_rc.outputs.is_rc == 1
        working-directory: ./sdks/python
        run: |
          RELEASE_VERSION=${{ steps.get_rc_version.outputs.RELEASE_VERSION }}
          RC_NUM=${{ steps.get_rc_version.outputs.RC_NUM }}
          sed -i -e "s/${RELEASE_VERSION}/${RELEASE_VERSION}rc${RC_NUM}/g" apache_beam/version.py
      - name: Build RC source
        if: steps.is_rc.outputs.is_rc == 1
        working-directory: ./sdks/python
        run: pip install -U build && python -m build --sdist
      - name: Add RC checksums
        if: steps.is_rc.outputs.is_rc == 1
        working-directory: ./sdks/python/dist
        run: |
          file=$(ls | grep .tar.gz | head -n 1)
          sha512sum $file > ${file}.sha512
      - name: Unzip RC source
        if: steps.is_rc.outputs.is_rc == 1
        working-directory: ./sdks/python
        run: tar -xzvf dist/$(ls dist | grep .tar.gz | head -n 1)
      - name: Rename RC source directory
        if: steps.is_rc.outputs.is_rc == 1
        working-directory: ./sdks/python
        # https://github.com/pypa/setuptools/issues/4300 changed naming. Match both old and new names.
        run: mv $(ls | grep "apache-beam-\|apache_beam-") apache-beam-source-rc
      - name: Upload RC source as artifact
        if: steps.is_rc.outputs.is_rc == 1
        uses: actions/upload-artifact@v4
        with:
          name: source_rc${{ steps.get_rc_version.outputs.RC_NUM }}
          path: sdks/python/apache-beam-source-rc
      - name: Upload compressed RC sources as artifacts
        if: steps.is_rc.outputs.is_rc == 1
        uses: actions/upload-artifact@v4
        with:
          name: source_zip_rc${{ steps.get_rc_version.outputs.RC_NUM }}
          path: sdks/python/dist


  prepare_gcs:
    name: Prepare GCS
    needs:
      - build_source
      - check_env_variables
    runs-on: [self-hosted, ubuntu-20.04, main]
    if: needs.check_env_variables.outputs.gcp-variables-set == 'true' && github.event_name != 'pull_request'
    steps:
      - name: Remove existing files on GCS bucket
        run: gsutil rm -r ${{ env.GCP_PATH }} || true

  upload_source_to_gcs:
    name: Upload python source distribution to GCS bucket
    needs:
      - prepare_gcs
      - check_env_variables
    runs-on: [self-hosted, ubuntu-20.04, main]
    if: needs.check_env_variables.outputs.gcp-variables-set == 'true'
    steps:
      - name: Download compressed sources from artifacts
        uses: actions/download-artifact@v4.1.8
        with:
          name: source_zip
          path: source/
      - name: Copy sources to GCS bucket
        run: gsutil cp -r -a public-read source/* ${{ env.GCP_PATH }}

  build_wheels:
    name: Build python ${{matrix.py_version}} wheels on ${{matrix.os_python.arch}} for ${{ matrix.os_python.os }}
    needs:
      - check_env_variables
      - build_source
    env:
      CIBW_ARCHS_LINUX: ${{matrix.os_python.arch}}
    runs-on: ${{ matrix.os_python.runner }}
    timeout-minutes: 480
    strategy:
      matrix:
        os_python: [
          {"os": "ubuntu-20.04", "runner": [self-hosted, ubuntu-20.04, main], "python": "${{ needs.check_env_variables.outputs.py-versions-full }}", arch: "auto" },
          # Temporarily pin to macos-13 because macos-latest breaks this build
          # TODO(https://github.com/apache/beam/issues/31114)
          {"os": "macos-13", "runner": "macos-13", "python": "${{ needs.check_env_variables.outputs.py-versions-test }}", arch: "auto" },
          {"os": "windows-latest", "runner": "windows-latest", "python": "${{ needs.check_env_variables.outputs.py-versions-test }}", arch: "auto" },
          {"os": "ubuntu-20.04", "runner": [self-hosted, ubuntu-20.04, main], "python": "${{ needs.check_env_variables.outputs.py-versions-test }}", arch: "aarch64" }
        ]
        # Keep in sync (remove asterisks) with PY_VERSIONS_FULL env var above - if changed, change that as well.
        py_version: ["cp38-", "cp39-", "cp310-", "cp311-", "cp312-"]
    steps:
    - name: Download python source distribution from artifacts
      uses: actions/download-artifact@v4.1.8
      with:
        name: source
        path: apache-beam-source
    - name: Download Python SDK RC source distribution from artifacts
      if: ${{ needs.build_source.outputs.is_rc == 1 }}
      uses: actions/download-artifact@v4.1.8
      with:
        name: source_rc${{ needs.build_source.outputs.rc_num }}
        path: apache-beam-source-rc
    - name: Install Python
      uses: actions/setup-python@v5
      with:
        python-version: 3.9
    - uses: docker/setup-qemu-action@v1
      if: ${{matrix.os_python.arch == 'aarch64'}}
      name: Set up QEMU
    - name: Install cibuildwheel
      # note: sync cibuildwheel version with gradle task sdks:python:bdistPy* steps
      run: pip install cibuildwheel==2.17.0 setuptools
    - name: Build wheel
      # Only build wheel if it is one of the target versions for this platform, otherwise no-op
      if: ${{ contains(matrix.os_python.python, matrix.py_version) }}
      working-directory: apache-beam-source
      env:
        CIBW_BUILD: ${{ matrix.py_version }}*
        # TODO: https://github.com/apache/beam/issues/23048
        CIBW_SKIP: "*-musllinux_*"
        CIBW_BEFORE_BUILD: pip install cython==0.29.36 numpy --config-settings=setup-args="-Dallow-noblas=true" && pip install --upgrade setuptools
      run: cibuildwheel --print-build-identifiers && cibuildwheel --output-dir wheelhouse
      shell: bash
    - name: install sha512sum on MacOS
      if: startsWith(matrix.os_python.os, 'macos')
      run: brew install coreutils
    - name: Add checksums
      if: ${{ contains(matrix.os_python.python, matrix.py_version) }}
      working-directory: apache-beam-source/wheelhouse/
      run: |
        for file in *.whl; do
          sha512sum $file > ${file}.sha512
        done
      shell: bash
    - name: Upload wheels as artifacts
      if: ${{ contains(matrix.os_python.python, matrix.py_version) }}
      uses: actions/upload-artifact@v4
      with:
        name: wheelhouse-${{ matrix.py_version }}${{ matrix.os_python.os }}${{ (matrix.os_python.arch == 'aarch64' && '-aarch64') || '' }}
        path: apache-beam-source/wheelhouse/
    - name: Build RC wheels
      # Only build wheel if it is one of the target versions for this platform, otherwise no-op
      if: ${{ needs.build_source.outputs.is_rc == 1 && contains(matrix.os_python.python, matrix.py_version) }}
      working-directory: apache-beam-source-rc
      env:
        CIBW_BUILD: ${{ matrix.py_version }}*
        # TODO: https://github.com/apache/beam/issues/23048
        CIBW_SKIP: "*-musllinux_*"
        CIBW_BEFORE_BUILD: pip install cython==0.29.36 numpy --config-settings=setup-args="-Dallow-noblas=true" && pip install --upgrade setuptools
      run: cibuildwheel --print-build-identifiers && cibuildwheel --output-dir wheelhouse
      shell: bash
    - name: Add RC checksums
      if: ${{ needs.build_source.outputs.is_rc == 1 }}
      working-directory: apache-beam-source-rc/wheelhouse/
      run: |
        for file in *.whl; do
          sha512sum $file > ${file}.sha512
        done
      shell: bash
    - name: Upload RC wheels as artifacts
      if: ${{ needs.build_source.outputs.is_rc == 1 }}
      uses: actions/upload-artifact@v4
      with:
        name: wheelhouse-rc${{ needs.build_source.outputs.rc_num }}-${{ matrix.py_version }}${{ matrix.os_python.os }}${{ (matrix.os_python.arch == 'aarch64' && '-aarch64') || '' }}
        path: apache-beam-source-rc/wheelhouse/

  upload_wheels_to_gcs:
    name: Upload wheels to GCS bucket
    needs:
      - build_wheels
      - check_env_variables
    runs-on: [self-hosted, ubuntu-20.04, main]
    if: needs.check_env_variables.outputs.gcp-variables-set == 'true' && github.event_name != 'pull_request'
    steps:
    - name: Download wheels from artifacts
      uses: actions/download-artifact@v4
      with:
        pattern: wheelhouse-*
        merge-multiple: true
        path: wheelhouse/
    - name: Copy wheels to GCS bucket
      run: gsutil cp -r -a public-read wheelhouse/* ${{ env.GCP_PATH }}
    - name: Create github action information file on GCS bucket
      run: |
        cat > github_action_info <<EOF
        GITHUB_WORKFLOW=$GITHUB_WORKFLOW
        GITHUB_RUN_ID=$GITHUB_RUN_ID
        GITHUB_RUN_NUMBER=$GITHUB_RUN_NUMBER
        GITHUB_ACTION=$GITHUB_ACTION
        GITHUB_ACTOR=$GITHUB_ACTOR
        GITHUB_REPOSITORY=$GITHUB_REPOSITORY
        GITHUB_EVENT_NAME=$GITHUB_EVENT_NAME
        GITHUB_SHA=$GITHUB_SHA
        GITHUB_REF=$GITHUB_REF
        # only for forked repositiories
        GITHUB_HEAD_REF=$GITHUB_HEAD_REF
        GITHUB_BASE_REF=$GITHUB_BASE_REF
        EOF
        echo $(cat github_action_info)
        gsutil cp -a public-read github_action_info ${{ env.GCP_PATH }}
    - name: Upload GitHub event file to GCS bucket
      run: gsutil cp -a public-read ${GITHUB_EVENT_PATH} ${{ env.GCP_PATH }}

  list_files_on_gcs:
    name: List files on Google Cloud Storage Bucket
    needs:
     - upload_wheels_to_gcs
     - check_env_variables
    runs-on: [self-hosted, ubuntu-20.04, main]
    if: needs.check_env_variables.outputs.gcp-variables-set == 'true' && github.event_name != 'pull_request'
    steps:
    - name: List file on Google Cloud Storage Bucket
      run: gsutil ls "${{ env.GCP_PATH }}*"

  branch_repo_nightly:
    permissions:
      contents: write
    name: Branch repo nightly
    needs:
      - build_source
      - build_wheels
    runs-on: [self-hosted, ubuntu-20.04, main]
    timeout-minutes: 60
    if: github.repository_owner == 'apache' && github.event_name == 'schedule'
    steps:
      - name: Checkout code on master branch
        uses: actions/checkout@v4
        with:
          persist-credentials: false
          submodules: recursive
      - name: Branch commit
        run: |
          BRANCH_NAME=${GITHUB_REF##*/}
          echo "Updating nightly-${BRANCH_NAME}"
          git branch -f nightly-${BRANCH_NAME} HEAD
      - name: Push branch
        uses: ./.github/actions/github-push-action
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          force: true
          branch: nightly-${{ github.ref }}