[ONOS-6619] Allow different bash prompts in TestON components, Also including part of ONOS-6595

Change-Id: I31c923347dd8fac018aaf47868394552a2deefbc
diff --git a/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/USECASE_SdnipFunctionCluster.py b/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/USECASE_SdnipFunctionCluster.py
index 74b378f..c96fa40 100644
--- a/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/USECASE_SdnipFunctionCluster.py
+++ b/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/USECASE_SdnipFunctionCluster.py
@@ -89,7 +89,7 @@
         cellAppString = main.params[ 'ENV' ][ 'appString' ]
         main.ONOSbench.createCellFile( main.ONOSbench.ip_address, cellName,
                                        main.Mininet.ip_address,
-                                       cellAppString, ipList, main.ONOScli1.user_name )
+                                       cellAppString, ipList, main.ONOScli1.karafUser )
 
         main.step( "Applying cell variable to environment" )
         cellResult = main.ONOSbench.setCell( cellName )