Modified Vnet_route_check to ignore the Vxlan tunnel routes which use…

… default VRF.

scripts/vnet_route_check.py

@@ -111,7 +111,7 @@ def get_all_rifs_oids():
     '''
     db = swsscommon.DBConnector('COUNTERS_DB', 0)
     rif_table = swsscommon.Table(db, 'COUNTERS_RIF_NAME_MAP')
-
+ 
     rif_name_oid_map = dict(rif_table.get('')[1])
 
     return rif_name_oid_map
@@ -219,8 +219,18 @@ def get_vnet_routes_from_app_db():
             vnet_routes[vnet_name] = {}
             vnet_routes[vnet_name]['routes'] = []
 
-            intf = vnet_intfs[vnet_name][0]
-            vnet_routes[vnet_name]['vrf_oid'] = vnet_vrfs.get(intf, 'None')
+            if vnet_name not in vnet_intfs:
+                # this route has no vnet_intf and may be part of default VRF.
+                vnet_table = swsscommon.Table(db, 'VNET_TABLE')
+                scope = vnet_table.get(vnet_name)[1][1][1]
+                if scope == 'default':
+                    del vnet_routes[vnet_name]
+                    continue
+                else:
+                    assert "Non-default VRF route present without vnet interface."
+            else:
+                intf = vnet_intfs[vnet_name][0]
+                vnet_routes[vnet_name]['vrf_oid'] = vnet_vrfs.get(intf, 'None')
 
         vnet_routes[vnet_name]['routes'].append(vnet_route)
 
@@ -237,7 +247,7 @@ def get_vnet_routes_from_asic_db():
 
     vnet_vrfs = get_vrf_entries()
     vnet_vrfs_oids = [vnet_vrfs[k] for k in vnet_vrfs]
-
+    
     vnet_intfs = get_vnet_intfs()
 
     vrf_oid_to_vnet_map = {}