2 - [mon.a, mgr.x, osd.0, osd.1, osd.2, mds.a, client.a]
8 - ceph config-key put mgr/restful/x/server_addr 127.0.0.1
9 - ceph config-key put mgr/restful/x/server_port 9999
10 - ceph tell mgr.x restful create-key admin
11 - ceph tell mgr.x restful create-self-signed-cert
12 - ceph.restart: [mgr.x]
16 - rest/test-restful.sh