[root@ceph-node1 ~/mycluster]#ceph osd pool create rbd 64
pool 'rbd' created

# 创建客户端用户
[root@ceph-node1 ~/mycluster]#ceph auth get-or-create client.rbd mon 'allow r' osd 'allow class-read object_prefix rbd_children,allow rwx pool=rbd'

# 查看用户及权限
[root@ceph-node1 ~/mycluster]#ceph auth get client.rbd
exported keyring for client.rbd
[client.rbd]
	key = AQB6OAhfMN4jFhAAPmO17m5Z5gP5YC11JOJcTA==
	caps mon = "allow r"
	caps osd = "allow class-read object_prefix rbd_children,allow rwx pool=rbd"

# 导出客户端keyring
[root@ceph-node1 ~/mycluster]#ceph auth get client.rbd -o ./ceph.client.rbd.keyring
exported keyring for client.rbd

[root@ceph-node1 ~/mycluster]#ceph osd pool application enable rbd rbd 
enabled application 'rbd' on pool 'rbd'