PR Self-Approval Check #4
Workflow file for this run
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| name: PR Self-Approval Check | |
| on: | |
| pull_request: | |
| types: [opened, reopened, synchronize] | |
| pull_request_review: | |
| types: [submitted] | |
| jobs: | |
| check-pr-self-approval: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v3 | |
| - name: Check if PR from GitHub Actions is self-approved | |
| id: check-self-approval | |
| env: | |
| PR_NUMBER: ${{ github.event.pull_request.number }} | |
| PR_BODY: ${{ github.event.pull_request.body }} | |
| PR_AUTHOR: ${{ github.event.pull_request.user.login }} | |
| run: | | |
| # Check if PR is created by GitHub Actions | |
| if [[ "$PR_AUTHOR" == "github-actions[bot]" ]]; then | |
| echo "PR created by GitHub Actions, extracting actor from body..." | |
| # Extract actor from PR body | |
| ACTOR=$(echo "$PR_BODY" | grep -oP '^\K[^ ]+(?= wants to)' | head -n1) | |
| if [[ -z "$ACTOR" ]]; then | |
| echo "Could not extract actor from PR body" | |
| exit 1 | |
| fi | |
| echo "Actor extracted from PR body: $ACTOR" | |
| # Check for approval from the actor | |
| APPROVALS=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \ | |
| "https://api.github.com/repos/${{ github.repository }}/pulls/$PR_NUMBER/reviews" | \ | |
| jq -r '.[] | select(.state == "APPROVED" and .user.login == "'"$ACTOR"'") | .user.login') | |
| if [[ -n "$APPROVALS" ]]; then | |
| echo "Error: PR created by GitHub Actions has been self-approved by $ACTOR" | |
| exit 1 | |
| else | |
| echo "No self-approval detected, check passed" | |
| fi | |
| else | |
| echo "PR not created by GitHub Actions, skipping self-approval check" | |
| fi | |
| - name: PR Self-Approval Status | |
| run: | | |
| if [[ ${{ steps.check-self-approval.outcome }} == 'failure' ]]; then | |
| echo "::error::This PR was created by GitHub Actions and has been self-approved. This is not allowed for security reasons." | |
| exit 1 | |
| else | |
| echo "PR self-approval check passed." | |
| fi |