AMBARI-4112. Oozie, Hive, WebHCat show wrong alerts when security is

enabled (aonishuk)

ambari-server/src/main/resources/stacks/HDP/2.0._/services/NAGIOS/package/scripts/nagios_server.py

@@ -41,7 +41,8 @@ class NagiosServer(Script):
   def start(self, env):
     import params
     env.set_params(params)
-    
+
+    self.configure(env) # done for updating configs after Security enabled
     nagios_service(action='start')
 
     

ambari-server/src/main/resources/stacks/HDP/2.0._/services/NAGIOS/package/scripts/params.py

@@ -46,7 +46,7 @@ nagios_servicegroup_cfg = format("{nagios_obj_dir}/hadoop-servicegroups.cfg")
 nagios_service_cfg = format("{nagios_obj_dir}/hadoop-services.cfg")
 nagios_command_cfg = format("{nagios_obj_dir}/hadoop-commands.cfg")
 eventhandlers_dir = "/usr/lib/nagios/eventhandlers"
-nagios_principal_name = "nagios"
+nagios_principal_name = default("nagios_principal_name", "nagios")
 hadoop_ssl_enabled = False
 
 namenode_metadata_port = "8020"