release-layer-python.yml

name: "Release Python Lambda Layer"

on:
  # (Using tag push instead of release to allow filtering by tag prefix.)
  push:
    tags:
      - layer-python/**

permissions:
  id-token: write
  contents: write

jobs:
  create-release:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Create Release
        run: gh release create ${{ github.ref_name }} --draft --title ${{ github.ref_name }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  build-layer:
    runs-on: ubuntu-latest
    needs: create-release
    outputs:
      PYTHON_OPENTELEMETRY_SDK_VERSION: ${{ steps.save-python-opentelemetry-sdk-version.outputs.PYTHON_OPENTELEMETRY_SDK_VERSION}}
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: '3.9'

      - name: Save PYTHON_OPENTELEMETRY_SDK_VERSION
        id: save-python-opentelemetry-sdk-version
        run: |
          cd python/src
          echo "PYTHON_OPENTELEMETRY_SDK_VERSION=$(cat otel/otel_sdk/requirements.txt | grep opentelemetry-sdk | sed 's/.*==\([^ ]*\).*/\1/')" >> $GITHUB_ENV
          echo "PYTHON_OPENTELEMETRY_SDK_VERSION=$PYTHON_OPENTELEMETRY_SDK_VERSION" >> $GITHUB_OUTPUT
        shell: bash

      - name: Display PYTHON_OPENTELEMETRY_SDK_VERSION
        run: |
          echo "PYTHON_OPENTELEMETRY_SDK_VERSION=${{ env.PYTHON_OPENTELEMETRY_SDK_VERSION }}"
        shell: bash

      - name: Build
        run: |
          cd python/src
          ./build.sh
        shell: bash

      - name: Show directory contents
        run: |
          ls -al
        working-directory: python/src/build

      - uses: actions/upload-artifact@v4
        name: Save assembled layer to build
        with:
          name: opentelemetry-python-layer.zip
          path: python/src/build/opentelemetry-python-layer.zip

      - name: Add Binary to Release
        run: |
          gh release upload ${{github.ref_name}} python/src/build/opentelemetry-python-layer.zip
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  publish-layer:
    uses: ./.github/workflows/layer-publish.yml
    needs: build-layer
    strategy:
      matrix:
        aws_region: 
          - ap-northeast-1
          - ap-northeast-2
          - ap-south-1
          - ap-southeast-1
          - ap-southeast-2
          - ca-central-1
          - eu-central-1
          - eu-north-1
          - eu-west-1
          - eu-west-2
          - eu-west-3
          - sa-east-1
          - us-east-1
          - us-east-2
          - us-west-1
          - us-west-2
    with:
      artifact-name: opentelemetry-python-layer.zip
      layer-name: opentelemetry-python
      component-version: ${{needs.build-layer.outputs.PYTHON_OPENTELEMETRY_SDK_VERSION}}
      release-group: prod
      aws_region: ${{ matrix.aws_region }}
    secrets: inherit