openstack_user_config.yml:

storage-infra_hosts:
  infra1:
    ip: 10.5.25.54

storage_hosts:
  infra1:
    ip: 10.5.25.54
    container_vars:
      cinder_storage_availability_zone: cinderAZ_3
      cinder_default_availability_zone: cinderAZ_1
      cinder_backends:
        limit_container_types: cinder_volume
        volumes_hdd:
          volume_driver: cinder.volume.drivers.rbd.RBDDriver
          rbd_pool: volumes_hdd
          rbd_ceph_conf: /etc/ceph/ceph.conf
          rbd_flatten_volume_from_snapshot: 'false'
          rbd_max_clone_depth: 5
          rbd_store_chunk_size: 4
          rados_connect_timeout: -1
          volume_backend_name: volumes_hdd
          rbd_user: "{{ cinder_ceph_client }}"
          rbd_secret_uuid: "{{ cinder_ceph_client_uuid }}"