Skip DPU interfaces EthernetBP0 To EthernetBP7 for PFCWD tests (#16466)

* Skip DPU interfaces EthernetBP0 To EthernetBP7 for PFCWD tests

Author: nnelluri-cisco

tests/common/devices/sonic.py

@@ -2293,7 +2293,7 @@ def active_ip_interfaces(self, ip_ifs, tbinfo, ns_arg=DEFAULT_NAMESPACE, intf_nu
         mg_facts = self.get_extended_minigraph_facts(tbinfo, ns_arg)
         ip_ifaces = {}
         for k, v in list(ip_ifs.items()):
-            if ((k.startswith("Ethernet") and not is_inband_port(k)) or
+            if ((k.startswith("Ethernet") and (not k.startswith("Ethernet-BP")) and not is_inband_port(k)) or
                (k.startswith("PortChannel") and not
                self.is_backend_portchannel(k, mg_facts))):
                 # Ping for some time to get ARP Re-learnt.

tests/pfcwd/conftest.py

@@ -150,7 +150,14 @@ def setup_pfc_test(
     # build the port list for the test
     tp_handle = TrafficPorts(mg_facts, neighbors, vlan_nw)
     test_ports = tp_handle.build_port_list()
-
+    mg_facts['minigraph_port_indices'] = {
+        key: value for key, value in mg_facts['minigraph_ptf_indices'].items()
+        if not key.startswith('Ethernet-BP')
+    }
+    mg_facts['minigraph_ptf_indices'] = {
+        key: value for key, value in mg_facts['minigraph_ptf_indices'].items()
+        if not key.startswith('Ethernet-BP')
+    }
     # In T1 topology update test ports by removing inactive ports
     topo = tbinfo["topo"]["name"]
     if topo in SUPPORTED_T1_TOPOS: