close-bug: #1583782
close-bug: #1583782

check if the ri have the service chain address

Change-Id: Iae9adac93c58650bf55c49178103a271f617503f

tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller