validate-release-promotion.yaml

---
name: Validate Release Promotion

on:
  pull_request:
    branches:
      - 'release-**'

jobs:
  promotion:
    if: ${{ github.event_name == 'pull_request' && contains(github.base_ref, 'release-') }}
    runs-on: ubuntu-latest
    env:
      GOPATH: ${{ github.workspace }}
    steps:

      - name: Setup Golang
        uses: openshift-knative/hack/actions/setup-go@main

      - name: Install yq
        run: |
          go install github.com/mikefarah/yq/v3@latest

      - name: Checkout
        uses: actions/checkout@v4
        with:
          path: ./src/github.com/openshift-knative/serverless-operator
          fetch-depth: 0

      - name: Merge upstream
        if: github.event_name == 'pull_request'
        working-directory: ./src/github.com/openshift-knative/serverless-operator
        run: |
          if ! git config user.name > /dev/null; then
            git config user.name "John Doe"
          fi
          if ! git config user.email > /dev/null; then
            git config user.email "johndoe@localhost"
          fi
          git remote add upstream https://github.com/openshift-knative/serverless-operator.git
          git pull --no-rebase upstream ${{ github.base_ref }}
        shell: bash

      - name: Checkout openshift/release
        uses: actions/checkout@v4
        with:
          branch: 'master'
          repository: 'openshift/release'
          path: ./src/github.com/openshift/release

      - name: Verify promotion tag or name in openshift/release
        working-directory: ./src/github.com/openshift/release
        shell: bash
        run: |
          tag="release-$(yq read ../../openshift-knative/serverless-operator/olm-catalog/serverless-operator/project.yaml 'project.version')"
          release=${{ github.base_ref }}
          
          count=0
          
          while IFS= read -r -d '' file
          do
            promotion_name=$(yq r "$file" 'promotion.to[0].name')
            if [ "$promotion_name" != "" ] && [ "$promotion_name" != "${tag}" ]; then
              count=$(( count + 1 ))
              echo "File: $file"
              echo "promotion.to[0].name: $promotion_name"
              echo
            fi
            promotion_tag=$(yq r "$file" 'promotion.to[0].tag')
            if [ "$promotion_tag" != "" ] && [ "$promotion_tag" != "${tag}" ]; then
              count=$(( count + 1 ))
              echo "File: $file"
              echo "promotion.to[0].name: $promotion_tag"
              echo
            fi
          done <   <(find ci-operator/config/openshift-knative/serverless-operator -type f -name "*${release}*" -print0)
          
          if [ $count -ne 0 ]; then
            echo "## $count files with an unexpected promotion name or tag"
            echo "1. Use the [release-generate-ci](https://github.com/openshift-knative/serverless-operator/actions/workflows/release-generate-ci.yaml?query=branch%3A${release}) GH actions workflow in serverless-operator on the $release branch with inputs:"
            echo "  - **use workflow from**: **$release**"
            echo "  - **branch**: **$release**"
            echo "  - **tag**: **$tag**"
            echo "2. merge the created PR in openshift/release"
            exit 1
          fi