FIX: set host physical interface mac address to rdma interface

Reason is that the traffic generator is initialized with MAC addresses
of physical interfaces in the suite setup while rdma interfaces
are created later.

Change-Id: I2cf182cde20f14778624740a1f0467096c336306
Signed-off-by: Jan Gelety <jgelety@cisco.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 5724af01c0..ad76eac4f8 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -492,6 +492,27 @@ class InterfaceUtil:
         return if_data.get(u"l2_address")
 
     @staticmethod
+    def vpp_set_interface_mac(node, interface, mac):
+        """Set MAC address for the given interface.
+
+        :param node: VPP node to set interface MAC.
+        :param interface: Numeric index or name string of a specific interface.
+        :param mac: Required MAC address.
+        :type node: dict
+        :type interface: int or str
+        :type mac: str
+        """
+        cmd = u"sw_interface_set_mac_address"
+        args = dict(
+            sw_if_index=InterfaceUtil.get_interface_index(node, interface),
+            mac_address=L2Util.mac_to_bin(mac)
+        )
+        err_msg = f"Failed to set MAC address of interface {interface}" \
+            f"on host {node[u'host']}"
+        with PapiSocketExecutor(node) as papi_exec:
+            papi_exec.add(cmd, **args).get_reply(err_msg)
+
+    @staticmethod
     def tg_set_interface_driver(node, pci_addr, driver):
         """Set interface driver on the TG node.
 
@@ -1183,6 +1204,9 @@ class InterfaceUtil:
         with PapiSocketExecutor(node) as papi_exec:
             sw_if_index = papi_exec.add(cmd, **args).get_sw_if_index(err_msg)
 
+        InterfaceUtil.vpp_set_interface_mac(
+            node, sw_if_index, Topology.get_interface_mac(node, if_key)
+        )
         InterfaceUtil.add_eth_interface(
             node, sw_if_index=sw_if_index, ifc_pfx=u"eth_rdma",
             host_if_key=if_key