X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2Ftopology.py;h=0f26d2c6e95ad5ac11feb4b52567cfe02675e201;hp=d04d5846237f9d04d67200ca2386c6f97046c3fb;hb=6d9fe9bb4bd353b1d4fec3b2569bcd743f87fc4a;hpb=5a2fd159dce96a70f2e5157314391aceb6d80197

diff --git a/resources/libraries/python/topology.py b/resources/libraries/python/topology.py
index d04d584623..0f26d2c6e9 100644
--- a/resources/libraries/python/topology.py
+++ b/resources/libraries/python/topology.py
@@ -164,20 +164,22 @@ class Topology(object):
 
     @staticmethod
     def get_interface_sw_index(node, interface):
-        """Get VPP sw_index for the interface.
+        """Get VPP sw_if_index for the interface.
 
-        :param node: Node to get interface sw_index on.
-        :param interface: Interface name.
+        :param node: Node to get interface sw_if_index on.
+        :param interface: Interface identifier.
         :type node: dict
-        :type interface: str
-        :return: Return sw_index or None if not found.
+        :type interface: str or int
+        :return: Return sw_if_index or None if not found.
         """
-        for port in node['interfaces'].values():
-            port_name = port.get('name')
-            if port_name == interface:
-                return port.get('vpp_sw_index')
-
-        return None
+        try:
+            return int(interface)
+        except ValueError:
+            for port in node['interfaces'].values():
+                port_name = port.get('name')
+                if port_name == interface:
+                    return port.get('vpp_sw_index')
+            return None
 
     @staticmethod
     def get_interface_mtu(node, interface):