enable-hetzner-runners.yml

name: Enable Hetzner Runners (admin)
on:
  schedule:
   - cron: '10 8 * * *'
  workflow_dispatch:
    inputs:
      period:
        type: choice
        description: 'Availability time'
        options:
        - 50m
        - 110m
        - 170m
        - 230m
        default: 110m
      machine:
        type: choice
        description: 'Machine type'
        options:
        - cax21
        - cax31
        - cax41
        default: 'cax31'
      machine_count:
        type: choice
        description: 'Number of machines'
        options:
        - "1"
        - "2"
        - "4"
        - "8"
        default: '4'
      runners_count:
        type: choice
        description: 'Runners per machine'
        options:
        - "1"
        - "2"
        - "4"
        - "8"
        - "16"
        default: '4'

concurrency:
  group: hetzner-runner
  cancel-in-progress: true

jobs:

  Teamcheck:
    permissions:
      actions: write
      
    name: "Check ORG Team Membership"
    if: ${{ github.repository_owner == 'Armbian' }}
    runs-on: ubuntu-latest
    steps:

    - name: "Check membership"
      uses: armbian/actions/team-check@main
      with:
        ORG_MEMBERS: ${{ secrets.ORG_MEMBERS }}
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        TEAM: "Release manager"

  Prepare:
    needs: Teamcheck
    name: "Enable cloud runners"
    outputs:
      matrix: ${{steps.machine-number.outputs.matrix}}
    runs-on: ubuntu-latest
    steps:

      - name: "Delete dangling cloud runners"
        run: |
          for runner in $(gh api -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" /repos/armbian/os/actions/runners | jq -r '.runners[] | .id'); do
              gh api --method DELETE -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" /repos/armbian/os/actions/runners/$runner
          done
          
        env:
          GITHUB_TOKEN: ${{ secrets.ACCESS_TOKEN }}

      - name: "Enable cloud runners"
        id: machine-number
        run: |
          echo "matrix=$(for x in $(seq -w 0 $(( ${{ github.event.inputs.machine_count || 4 }} - 1 ))); do echo ${x}; done|jq -cnR '[inputs | select(length>0)]' | jq -c)" >> $GITHUB_OUTPUT
  Enable:
    name: "Cloud VM"
    runs-on: ubuntu-latest
    needs: Prepare
    if: ${{ needs.Prepare.outputs.matrix != '[]' && needs.Prepare.outputs.matrix != '' }}
    timeout-minutes: 10
    strategy:
      fail-fast: false
      matrix:
        node: ${{fromJson(needs.Prepare.outputs.matrix)}}
    steps:

      - name: Enable Hetzner Virtual Machines
        if: ${{ github.repository_owner == 'Armbian' }}
        uses: armbian/actions/hetzner@1.1
        with:
          action-type: enable
          machine-type: "${{ github.event.inputs.machine || 'cax31' }}"
          machine-id: "${{ matrix.node }}"          
          runners-count: "${{ github.event.inputs.runners_count || '4' }}"          
          machine-count: "${{ github.event.inputs.machine_count || '4' }}"
          key: ${{ secrets.KEY_TORRENTS }}
          known_hosts: ${{ secrets.KNOWN_HOSTS_TORRENTS }}
          hetzner_id: ${{ secrets.HETZNER_ONE }}
          github_token: ${{ secrets.ACCESS_TOKEN }}

  sleeping:
    name: "Sleeping"
    needs: Enable
    runs-on: ubuntu-latest
    steps:
     
      - name: Sleeping "${{ github.event.inputs.period }}"
        run: sleep "${{ github.event.inputs.period || '110m' }}"
 
  stop:
    #if: always()
    name: "Disable cloud runners"
    needs: sleeping
    runs-on: ubuntu-latest
    steps:
     
      - name: Enable Hetzner Virtual Machines
        if: ${{ always() && github.repository_owner == 'Armbian' }}
        uses: armbian/actions/hetzner@1.1
        with:
          action-type: disable
          machine-type: "${{ github.event.inputs.machine || 'cax21' }}"
          runners-count: "${{ github.event.inputs.runners_count || '2' }}"
          machine-count: "${{ github.event.inputs.machine_count || '2' }}"
          key: ${{ secrets.KEY_TORRENTS }}
          known_hosts: ${{ secrets.KNOWN_HOSTS_TORRENTS }}
          hetzner_id: ${{ secrets.HETZNER_ONE }}
          github_token: ${{ secrets.ACCESS_TOKEN }}