RabbitMQ policy does not exist

if openstack_internal_vip is not set at testbed.py, RabbiMQ HA policy does not set. The result is RabbitMQ has no policy.

root@compute4:~# rabbitmqctl list_policies
Listing policies ...
...done.
root@compute4:~#
root@compute4:~# rabbitmqctl cluster_status
Cluster status of node rabbit@compute4 ...
[{nodes,[{disc,[rabbit@compute2,rabbit@compute3,rabbit@compute4]}]},
 {running_nodes,[rabbit@compute3,rabbit@compute2,rabbit@compute4]},
 {cluster_name,<<"rabbit@compute2">>},
 {partitions,[]}]
...done.