prepare_source.yml

name: Prep OTEL source

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  workflow_dispatch:

permissions:
  actions: write
  contents: write
  id-token: write

jobs:

  prepare:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version: '>=1.21.6'

      - name: Check golang version
        run: go version

      - uses: actions/cache@v4
        with:
          path: |
            ~/.cache/go-build
            ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-

      - name: Clone opentelemetry-collector repository
        uses: actions/checkout@v4
        with:
          repository: open-telemetry/opentelemetry-collector
          path: opentelemetry-collector
          ref: 'v0.93.0'

      - name: Build ocb
        run: |
          cd opentelemetry-collector
          make ocb

      - name: Build custom otel source code
        run: |
          cd opentelemetry-collector
          ./bin/ocb_linux_amd64 --skip-compilation --config ../manifest.yaml

      - name: Vendor the depedency source code
        run: |
          cd opentelemetry-collector/_build
          go mod vendor

      - name: Copy the new source code
        run: |
          mkdir -p src
          rsync -av opentelemetry-collector/_build/ .

      - name: Commit and push if it changed
        run: |-
          git config user.name "Major Hayden"
          git config user.email "major@redhat.com"
          git add *.go go.mod go.sum
          timestamp=$(date -u)
          git commit -m "Updating source: ${timestamp}" || exit 0
          git clean -fxd
          git status
          git pull --rebase
          git push

  build:
    needs: prepare
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          path: src

      - name: Build RPM
        run: |
          podman run --rm --privileged \
            --volume ${GITHUB_WORKSPACE}/src:/src quay.io/fedora/fedora:39 \
            "bash /src/build_rpm.sh"