parameters:
  cinder:
    controller:
      backup:
        engine: ceph
        ceph_pool: ${_param:cinder_ceph_backup_pool}
        ceph_stripe_count: ${_param:cinder_ceph_stripe_count}
        ceph_stripe_unit: ${_param:cinder_ceph_stripe_unit}
        ceph_user: ${_param:cinder_ceph_backup_user}
        ceph_chunk_size: ${_param:cinder_ceph_chunk_size}