parameters:
  _param:
    gnocchi_storage_ceph_pool: gnocchi
    gnocchi_storage_ceph_user: gnocchi
    gnocchi_storage_driver: ceph
  gnocchi:
    common:
      storage:
        driver: ${_param:gnocchi_storage_driver}
        ceph_pool: ${_param:gnocchi_storage_ceph_pool}
        ceph_username: ${_param:gnocchi_storage_ceph_user}