TASK: [glance | Pulling cephx keyring] ****************************************
failed: [localhost -> localhost] => {"changed": false, "cmd": ["docker", "exec", "ceph_mon", "ceph", "auth", "get-or-create", "client.glance", "mon", "allow r", "osd", "allow class-read object_prefix rbd_children, allow rwx pool=images, allow rwx pool=images-cache"], "delta": "0:00:00.155330", "end": "2016-09-02 15:46:53.214413", "rc": 1, "start": "2016-09-02 15:46:53.059083", "stdout_lines": [], "warnings": []}
stderr: 2016-09-02 15:46:53.204370 7f3d887c6700  0 librados: client.admin authentication error (1) Operation not permitted
Error connecting to cluster: PermissionError

FATAL: all hosts have already failed -- aborting