Set up resource class for route-aggregate

Resource class for route aggregate objects wasn't set correctly.
As a result, any checks added to the class weren't being performed.
Also, there was a problem in the way _check function was being called.

Change-Id: I9622899cb793842b1c22d6a0f17d36bb29c94284
Closes-Bug: 1547973
Closes-Bug: 1547974
Closes-Bug: 1548082

src/config/api-server/vnc_cfg_api_server.py

@@ -1224,6 +1224,8 @@ def __init__(self, args_str=None):
         # service appliance set
         self.set_resource_class('service-appliance-set',
             vnc_cfg_types.ServiceApplianceSetServer)
+        self.set_resource_class('route-aggregate',
+                                vnc_cfg_types.RouteAggregateServer)
         # TODO default-generation-setting can be from ini file
         self.get_resource_class('bgp-router').generate_default_instance = False
         self.get_resource_class(

src/config/api-server/vnc_cfg_types.py

@@ -1647,15 +1647,16 @@ def _check(cls, obj_dict, db_conn):
                 return (False, (400, 'All prefixes in a route aggregate '
                                 'object must be of same ip family'))
             family = route_family
+        return True, ""
     # end _check
 
     @classmethod
     def pre_dbe_create(cls, tenant_name, obj_dict, db_conn):
-        return _check(cls, obj_dict, db_conn)
+        return cls._check(obj_dict, db_conn)
 
     @classmethod
     def pre_dbe_update(cls, id, fq_name, obj_dict, db_conn, **kwargs):
-        return _check(cls, obj_dict, db_conn)
+        return cls._check(obj_dict, db_conn)
 
 # end class RouteAggregateServer
 

src/config/schema-transformer/config_db.py

@@ -3907,7 +3907,7 @@ def add_routing_instance(self, ri):
                 return
             next_hop = ri.service_chain_info.get_service_chain_address()
         elif ip_version == 6:
-            if ri.v6service_chain_info is None:
+            if ri.v6_service_chain_info is None:
                 self._logger.error("No ipv6 service chain info found for %s"
                                    % ri.name)
                 return