cinder/control/single.yml

classes:
- service.cinder.control.single
parameters:
  linux:
    system:
      package:
        python-pymysql:
          fromrepo: ${_param:openstack_version}
          version: latest
  cinder:
    volume:
      enabled: false
    controller:
      backend: {}
      default_volume_type: ''
      database:
        host: ${_param:single_address}