[root@localhost oppkgs]# rabbitmqctl add_user openstack che001

Error: unable to connect to node rabbit@localhost: nodedown

DIAGNOSTICS

===========

attempted to contact: [rabbit@localhost]

rabbit@localhost:

  * connected to epmd (port ) on localhost

  * epmd reports node 'rabbit' running on port

  * TCP connection succeeded but Erlang distribution failed

  * suggestion: hostname mismatch?

  * suggestion: is the cookie set correctly?

  * suggestion: is the Erlang distribution using TLS?

current node details:

- node name: 'rabbitmq-cli-49@controller01'

- home dir: /var/lib/rabbitmq

- cookie hash: NmWyY0gy3e5MsesZ1cD3tQ==

[root@controller01 ~]# hostname

controller01