cleanup.yaml

name: Clean up hcloud resources

# prevent mutliple concurrent workflow executions to avoid hcloud resources interfering with each other
concurrency: hcloud

on:
  workflow_dispatch:
  schedule:
    - cron: "0 3 * * *"
  # run the workflow after a packer build workflow is finished to clean up all images created by the workflow (and potentially also left-over servers)
  workflow_run:
    workflows: ["Packer build"]
    types:
      - completed

jobs:
  cleanup:
    runs-on: ubuntu-latest
    steps:
      - name: setup hcloud
        run: |
          curl -o hcloud-linux-amd64.tar.gz -L https://github.com/hetznercloud/cli/releases/download/v1.34.0/hcloud-linux-amd64.tar.gz
          sudo tar xf hcloud-linux-amd64.tar.gz -C /usr/bin hcloud
          sudo chmod +x /usr/bin/hcloud
      - name: clean up resources
        env:
          HCLOUD_TOKEN: ${{ secrets.HCLOUD_TOKEN }}
        run: |
          for i in $(hcloud ssh-key list -o noheader -o columns=id); do hcloud ssh-key delete $i; done
          for i in $(hcloud server list -o noheader -o columns=id); do hcloud server delete $i; done
          for i in $(hcloud image list -t snapshot -o noheader -o columns=id); do hcloud image delete $i; done