get-runner-labels.yml

name: Get Runner Labels

on:
  workflow_call:
    outputs:
      LINUX_RUNNER_LABELS:
        description: "linux runner labels"
        value: ${{ jobs.main.outputs.LINUX_RUNNER_LABELS }}
      MACOS_RUNNER_LABELS:
        description: "macos runner labels"
        value: ${{ jobs.main.outputs.MACOS_RUNNER_LABELS }}
      WINDOWS_RUNNER_LABELS:
        description: "windows runner labels"
        value: ${{ jobs.main.outputs.WINDOWS_RUNNER_LABELS }}

jobs:
  main:
    name: Get Runner Labels
    runs-on: ubuntu-22.04
    outputs:
      LINUX_RUNNER_LABELS: ${{ steps.run.outputs.LINUX_RUNNER_LABELS }}
      MACOS_RUNNER_LABELS: ${{ steps.run.outputs.MACOS_RUNNER_LABELS }}
      WINDOWS_RUNNER_LABELS: ${{ steps.run.outputs.WINDOWS_RUNNER_LABELS }}
    steps:
      - id: run
        shell: bash
        run: |
          # set default value for vars.XXX_RUNNER_LABELS
          echo 'LINUX_RUNNER_LABELS=${{ vars.LINUX_RUNNER_LABELS || '"ubuntu-22.04"' }}' >> "$GITHUB_OUTPUT"
          echo 'MACOS_RUNNER_LABELS=${{ vars.MACOS_RUNNER_LABELS || '"macos-latest"' }}' >> "$GITHUB_OUTPUT"
          echo 'WINDOWS_RUNNER_LABELS=${{ vars.WINDOWS_RUNNER_LABELS || '"windows-latest"' }}' >> "$GITHUB_OUTPUT"