2 - [mon.a, mgr.x, osd.0, osd.1, osd.2, mds.a, client.a]
11 - ceph restful create-key admin
12 - ceph restful create-self-signed-cert
13 - ceph restful restart
17 - rest/test-restful.sh
20 - ceph restful delete-key admin
21 - ceph restful list-keys | jq ".admin" | grep null