release-layer-collector.yml

name: "Release Collector Lambda layer"

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

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
    strategy:
      matrix:
        architecture:
          - amd64
          - arm64
    outputs:
      COLLECTOR_VERSION: ${{ steps.save-collector-version.outputs.COLLECTOR_VERSION }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: "^1.23.1"
      - name: build
        run: make -C collector package GOARCH=${{ matrix.architecture }}
      - uses: actions/upload-artifact@v4
        with:
          name: opentelemetry-collector-layer-${{ matrix.architecture }}.zip
          path: ${{ github.workspace }}/collector/build/opentelemetry-collector-layer-${{ matrix.architecture }}.zip
      - name: Add Binary to Release
        run: |
          gh release upload ${{github.ref_name}} ${{ github.workspace }}/collector/build/opentelemetry-collector-layer-${{ matrix.architecture }}.zip
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Save Collector Version
        if: ${{ matrix.architecture == 'amd64' }}
        id: save-collector-version
        shell: bash
        # `./collector -v` output is in the form `v0.75.0`
        run: |
          COLLECTOR_VERSION=$( ${{ github.workspace }}/collector/build/extensions/collector -v)
          echo "COLLECTOR_VERSION=$COLLECTOR_VERSION" >> $GITHUB_OUTPUT

  publish-layer:
    uses: ./.github/workflows/layer-publish.yml
    needs: build-layer
    strategy:
      matrix:
        architecture:
          - amd64
          - arm64
        aws_region:
          - us-east-1
          - us-east-2
    with:
      artifact-name: opentelemetry-collector-layer-${{ matrix.architecture }}.zip
      layer-name: opentelemetry-collector
      component-version: ${{needs.build-layer.outputs.COLLECTOR_VERSION}}
      architecture: ${{ matrix.architecture }}
      release-group: prod
      aws_region: ${{ matrix.aws_region }}
    secrets: inherit

  update-release:
    runs-on: ubuntu-latest
    needs: publish-layer
    steps:
      - name: Append Layer ARNs to Release Body
        run: |
          ARCHITECTURE=${{ matrix.architecture }}
          COLLECTOR_VERSION=${{ needs.build-layer.outputs.COLLECTOR_VERSION }}
          MESSAGE="Layer ARN:\narn:aws:lambda:<region>:486140753397:layer:logzio-opentelemetry-collector-$ARCHITECTURE-$COLLECTOR_VERSION:1"

          gh release view ${{ github.ref_name }} --json body -q .body > release_body.md
          echo -e "\n$MESSAGE" >> release_body.md
          gh release edit ${{ github.ref_name }} --notes-file release_body.md
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}