name: Detect Self-hosted Runner Timeout
on:
  workflow_call:
    inputs:
      unique-id:
        required: true
        type: string
      is-self-hosted:
        required: true
        type: boolean

jobs:
  # In the unlikely event a self-hosted runner was selected and reserved but it
  # goes down before the workload starts, cancel the workflow run.
  runner-timeout:
    if: ${{ inputs.is-self-hosted }}
    name: Detect Runner Timeout
    runs-on: ubuntu-latest
    steps:
      - name: Wait a bit
        run: sleep 120

      - name: Cancel if workload job is still queued
        run: |
          run_url=/repos/${{ github.repository }}/actions/runs/${{ github.run_id }}
          export GH_TOKEN=${{ secrets.GITHUB_TOKEN }}

          if [ "$(gh api "$run_url/jobs" \
            | jq -er --arg id '${{ inputs.unique-id }}' \
              '.jobs[] | select(.name | contains("[" + $id + "]")) | .status'
          )" = queued ]; then
            echo 'Timeout waiting for runner assignment!'
            echo 'Hint: does this repo have permission to access the runner group?'
            echo 'Hint: https://github.com/organizations/servo/settings/actions/runner-groups'
            echo
            echo 'Cancelling workflow run'
            gh api "$run_url/cancel" --method POST
            exit 1
          fi