Wrong DIP on packet (#1171)

* wrong DIP on packet

it cannot receive BGP, SNMP, SSH IP2ME packet on t1-lag and the root cause is copp_test.py config wrong DIP on packet

* fix comment indentation

Co-authored-by: Ying Xie <yxieca@users.noreply.github.com>

ansible/roles/test/files/ptftests/copp_tests.py

@@ -53,12 +53,21 @@ def __init__(self):
 
         self.timeout_thr = None
 
+        self.minig_bgp = test_params.get('minig_bgp', None)
+        idx = 0
         self.myip = {}
         self.peerip = {}
-        for i in xrange(self.MAX_PORTS):
-            self.myip[i] = "10.0.0.%d" % (i*2+1)
-            self.peerip[i] = "10.0.0.%d" % (i*2)
-
+
+        for peer in self.minig_bgp:
+            if str(peer['peer_addr']).find('10.0.0') == 0:#filter IPv6 info.
+              self.myip[idx] = peer['addr']
+              self.peerip[idx] = peer['peer_addr']
+              idx = idx+1
+        #if port number is out of the total of IPv4, take the last IPv4
+        if int(target_port_str) > idx-1:
+          self.myip[self.target_port] = self.myip[idx-1]
+          self.peerip[self.target_port] = self.peerip[idx-1]
+
         return
 
     def log(self, message, debug=False):

ansible/roles/test/tasks/copp.yml

@@ -67,6 +67,7 @@
         - verbose=False
         - pkt_tx_count={{ pkt_tx_count|default(0) }}
         - target_port={{ nn_target_port }}
+        - minig_bgp={{ minigraph_bgp }}
         ptf_extra_options: "--device-socket 0-{{ nn_target_port }}@tcp://127.0.0.1:10900 --device-socket 1-{{ nn_target_port }}@tcp://{{ ansible_eth0['ipv4']['address'] }}:10900"
       with_items:
         - ARPTest