- hosts: all
  roles:
    - ensure-tox
    - multi-node-known-hosts
    - copy-build-sshkey
    - use-docker-mirror
    - set-hostname
    - multi-node-hosts-file
  tasks:
    - include_role:
        name: use-buildset-registry
      vars:
        buildset_registry_docker_user: root
      when: buildset_registry is defined