ERROR EndpointCoordinator.Communication.RabbitMQ.CommunicationManager - Failed to get connection to localhost
Originally Published: 2016-03-24
Last Modified: 2023-10-06
Article Number
000064549
Applies To
RSA Product Set: DLP
RSA Product/Service Type: Enterprise Manager
RSA Version/Condition: 9.6 SP2P04
Platform: Windows server 2008R2
 
Issue
1- After upgrading RSA DLP  software from 9.6SP2P2 to 9.6SP2P04 rEPC server  stopped reporting to EM. 
2- RSA DLP Message Broker service  persistently fail to get started. 
3- All Endpoint coordinators appears offline on EM GUI.
Cause
- This is due to a corrupted RabbitMQ configuration file which is located under follwoing path on  Root-End-point-coordinator:
Install_dir\EndpointCoordinator\RabbitMQ\AppData\rabbitmq.conf

- Error captured  related to the problem are as follows:
  
Apache logs:

[Thu Mar 24 11:55:52 2016] [warn] RSA server certificate CommonName (CN) `27df9999-dc36-4e5d-ac70-3312d3d51612' does NOT match server name!?
[Thu Mar 24 11:56:06 2016] [error] [client 10.167.8.39] ERROR: Failed to establish connection to message broker
[Thu Mar 24 11:56:06 2016] [error] [client 10.167.8.39] ERROR: Failed to send agent heartbeat

EPCservice logs:

2016-03-24 11:55:53,349 [ServiceMonitor-9] ERROR EndpointCoordinator.Tasks.MonitorService.RabbitMonitorTask - RabbitMQ is down... polling the server until it starts back up.
2016-03-24 11:55:47,233 [17] ERROR EndpointCoordinator.Tasks.MonitorService.EventBroadcastTask - Exception thrown during processing of notifications.
System.Threading.ThreadAbortException: Thread was being aborted.


RabbitMQ logs:
Line 561824: SSL: hello: ssl_handshake.erl:156:Fatal error: insufficient security


 
Resolution
1 - On Root-Endpoint-Coordinator go the below path:

Install_dir\EndpointCoordinator\RabbitMQ\AppData\rabbitmq.conf

2 - Make sure that there are no corruption in the file by validating it's values to the below parameters: 
  
[
  {rabbitmq_stomp, [{tcp_listeners, [{"127.0.0.1", 61613}]},  
					{default_user, [{login, "gtkzierl2rkxyfdofxypgw"},
                                    {passcode, "xujklnfrwrzo5tcvrllakg"}]},
                    {implicit_connect, true}]},
  {rabbit, [ {tcp_listeners, []},
             {ssl_listeners, [5671]},
             {ssl_options, [{certfile,"C:\\PROGRA~2\\RSA\\ENDPOI~1\\Certificates\\ServerCert.crt"},
                            {keyfile,"C:\\PROGRA~2\\RSA\\ENDPOI~1\\Certificates\\ServerKey.key"},
							{cacertfile,"C:\\PROGRA~2\\RSA\\ENDPOI~1\\Certificates\\ServerChain.pem"},
{ciphers,[ {rsa,rc4_128,sha},{rsa,rc4_128,md5} ]}
			   ]}
           ]}           
].

3- Restart RSA DLP endpoint coordinator service. 
4- Restart RSA DLP file server service. 
5- Start RSA DLP Message Broker service. 
 

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