From 2829634374b15f556989ddea1321146f844141b9 Mon Sep 17 00:00:00 2001
From: Adam Sandor <adsandor@microsoft.com>
Date: Mon, 21 Aug 2023 15:49:59 -0400
Subject: [PATCH] Create enforce_required_reviewers.yml

---
 .../workflows/enforce_required_reviewers.yml  | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 .github/workflows/enforce_required_reviewers.yml

diff --git a/.github/workflows/enforce_required_reviewers.yml b/.github/workflows/enforce_required_reviewers.yml
new file mode 100644
index 000000000000..b8ecf9725ea0
--- /dev/null
+++ b/.github/workflows/enforce_required_reviewers.yml
@@ -0,0 +1,47 @@
+name: Enforce Required Reviewers  
+  
+on:  
+  pull_request:  
+    types:  
+      - opened  
+  pull_request_review:  
+    types:  
+      - submitted  
+      - dismissed
+  
+jobs:  
+  enforce_required_reviewers:  
+    runs-on: ubuntu-latest  
+    steps:  
+      - name: Checkout repository  
+        uses: actions/checkout@v2  
+        with:  
+          ref: ${{ github.head_ref }}  
+          fetch-depth: 0  
+  
+      - name: Check for changes in /src/Compute/  
+        id: check_changes  
+        run: |  
+          git fetch origin ${{ github.base_ref }}  
+          git diff --name-only --diff-filter=d FETCH_HEAD..HEAD | grep '^src/Compute/' > /dev/null && echo "::set-output name=compute_changed::true" || echo "::set-output name=compute_changed::false"  
+            
+      - name: Enforce required reviewers approval  
+        if: steps.check_changes.outputs.compute_changed == 'true'  
+        env:  
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  
+          REQUIRED_REVIEWERS: 'sandido,haagha,grizzlytheodore' # Replace with the GitHub usernames of the required reviewers, separated by commas  
+        run: |  
+          PR_NUMBER=$(echo $GITHUB_REF | awk 'BEGIN { FS = "/" } ; { print $3 }')  
+          APPROVED_REVIEWERS=$(gh pr view $PR_NUMBER --json reviews --jq '.reviews[].author.login')  
+          REQUIRED_REVIEWERS_ARRAY=(${REQUIRED_REVIEWERS//,/ })  
+          APPROVAL_FOUND=false  
+          for reviewer in "${REQUIRED_REVIEWERS_ARRAY[@]}"; do  
+            if [[ $APPROVED_REVIEWERS == *"$reviewer"* ]]; then  
+              APPROVAL_FOUND=true  
+              break  
+            fi  
+          done  
+          if [ "$APPROVAL_FOUND" = false ]; then  
+            echo "error: At least one of the required reviewers ($REQUIRED_REVIEWERS) must approve the PR" >&2  
+            exit 1  
+          fi