Interface VxLAN test

JIRA: CSIT-45

- add test: Honeycomb modifies interface configuration - VxLAN
- add keywords used in these tests to set and verify configuration
- add method and vat template for dumping an interface's configured VxLAN
- fixed requirements.txt

Change-Id: I6d6c360a4d478a0e40eecf7c0235969e7c06f7a9
Signed-off-by: Tibor Frank <tifrank@cisco.com>
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>

1 files changed, 26 insertions, 0 deletions

diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index ec2ef69dfc..35194f2487 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -494,6 +494,32 @@ class InterfaceUtil(object):
                                .format(node))
 
     @staticmethod
+    def vxlan_dump(node, interface):
+        """Get VxLAN data for the given interface.
+
+        :param node: VPP node to get interface data from.
+        :param interface: Numeric index or name string of a specific interface.
+        :type node: dict
+        :type interface: int or str
+        :return: Dictionary containing data for the given VxLAN.
+        :rtype dict
+        """
+
+        if isinstance(interface, basestring):
+            sw_if_index = Topology.get_interface_sw_index(node, interface)
+        else:
+            sw_if_index = interface
+
+        with VatTerminal(node) as vat:
+            response = vat.vat_terminal_exec_cmd_from_template(
+                "vxlan_dump.vat", sw_if_index=sw_if_index)
+
+        for vxlan in response[0]:
+            if vxlan["sw_if_index"] == sw_if_index:
+                return vxlan
+        return {}
+
+    @staticmethod
     def create_subinterface(node, interface, sub_id, outer_vlan_id,
                             inner_vlan_id, type_subif):
         """Create sub-interface on node.