diff options
Diffstat (limited to 'test/test_neighbor.py')
| -rw-r--r-- | test/test_neighbor.py | 62 |
1 files changed, 60 insertions, 2 deletions
diff --git a/test/test_neighbor.py b/test/test_neighbor.py index d4f77294..1167b26b 100644 --- a/test/test_neighbor.py +++ b/test/test_neighbor.py @@ -8,7 +8,7 @@ from vpp_neighbor import VppNeighbor, find_nbr from vpp_ip_route import VppIpRoute, VppRoutePath, find_route from scapy.packet import Raw -from scapy.layers.l2 import Ether, ARP +from scapy.layers.l2 import Ether, ARP, Dot1Q from scapy.layers.inet import IP, UDP from scapy.contrib.mpls import MPLS @@ -142,7 +142,7 @@ class ARPTestCase(VppTestCase): # # Generate some hosts on the LAN # - self.pg1.generate_remote_hosts(9) + self.pg1.generate_remote_hosts(10) # # Send IP traffic to one of these unresolved hosts. @@ -286,6 +286,12 @@ class ARPTestCase(VppTestCase): hwsrc=self.pg2.remote_mac, pdst=self.pg1.local_ip4, psrc=self.pg2.remote_hosts[3].ip4)) + pt = (Ether(dst="ff:ff:ff:ff:ff:ff", src=self.pg2.remote_mac) / + Dot1Q(vlan=0) / + ARP(op="who-has", + hwsrc=self.pg2.remote_mac, + pdst=self.pg1.local_ip4, + psrc=self.pg2.remote_hosts[3].ip4)) self.send_and_assert_no_replies(self.pg2, p, "interface not IP enabled") @@ -318,6 +324,17 @@ class ARPTestCase(VppTestCase): self.pg1.local_ip4, self.pg2.remote_hosts[3].ip4) + self.pg2.add_stream(pt) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + rx = self.pg2.get_capture(1) + self.verify_arp_resp(rx[0], + self.pg2.local_mac, + self.pg2.remote_mac, + self.pg1.local_ip4, + self.pg2.remote_hosts[3].ip4) + # # A neighbor entry that has no associated FIB-entry # @@ -456,6 +473,29 @@ class ARPTestCase(VppTestCase): self.pg1.remote_hosts[8].ip4) # + # Send an ARP request from one of the so-far unlearned remote hosts + # with a VLAN0 tag + # + p = (Ether(dst="ff:ff:ff:ff:ff:ff", + src=self.pg1._remote_hosts[9].mac) / + Dot1Q(vlan=0) / + ARP(op="who-has", + hwsrc=self.pg1._remote_hosts[9].mac, + pdst=self.pg1.local_ip4, + psrc=self.pg1._remote_hosts[9].ip4)) + + self.pg1.add_stream(p) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + rx = self.pg1.get_capture(1) + self.verify_arp_resp(rx[0], + self.pg1.local_mac, + self.pg1._remote_hosts[9].mac, + self.pg1.local_ip4, + self.pg1._remote_hosts[9].ip4) + + # # ERROR Cases # 1 - don't respond to ARP request for address not within the # interface's sub-net @@ -563,6 +603,13 @@ class ARPTestCase(VppTestCase): hwsrc=self.pg0.remote_mac, pdst="10.10.10.3", psrc=self.pg0.remote_ip4)) + arp_req_pg0_tagged = (Ether(src=self.pg0.remote_mac, + dst="ff:ff:ff:ff:ff:ff") / + Dot1Q(vlan=0) / + ARP(op="who-has", + hwsrc=self.pg0.remote_mac, + pdst="10.10.10.3", + psrc=self.pg0.remote_ip4)) arp_req_pg1 = (Ether(src=self.pg1.remote_mac, dst="ff:ff:ff:ff:ff:ff") / ARP(op="who-has", @@ -627,6 +674,17 @@ class ARPTestCase(VppTestCase): "10.10.10.3", self.pg0.remote_ip4) + self.pg0.add_stream(arp_req_pg0_tagged) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + rx = self.pg0.get_capture(1) + self.verify_arp_resp(rx[0], + self.pg0.local_mac, + self.pg0.remote_mac, + "10.10.10.3", + self.pg0.remote_ip4) + self.pg1.add_stream(arp_req_pg1) self.pg_enable_capture(self.pg_interfaces) self.pg_start() |