diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/test_neighbor.py | 73 |
1 files changed, 53 insertions, 20 deletions
diff --git a/test/test_neighbor.py b/test/test_neighbor.py index 1dfae241faf..a97a63fc7a6 100644 --- a/test/test_neighbor.py +++ b/test/test_neighbor.py @@ -115,7 +115,7 @@ class ARPTestCase(VppTestCase): # # Generate some hosts on the LAN # - self.pg1.generate_remote_hosts(5) + self.pg1.generate_remote_hosts(6) # # Send IP traffic to one of these unresolved hosts. @@ -251,6 +251,57 @@ class ARPTestCase(VppTestCase): self.pg1._remote_hosts[3].ip4)) # + # A neighbor entry that has no associated FIB-entry + # + arp_no_fib = VppNeighbor(self, + self.pg1.sw_if_index, + self.pg1.remote_hosts[4].mac, + self.pg1.remote_hosts[4].ip4, + is_no_fib_entry=1) + arp_no_fib.add_vpp_config() + + # + # check we have the neighbor, but no route + # + self.assertTrue(find_nbr(self, + self.pg1.sw_if_index, + self.pg1._remote_hosts[4].ip4)) + self.assertFalse(find_route(self, + self.pg1._remote_hosts[4].ip4, + 32)) + # + # Unnumbered pg2 to pg1 + # + self.pg2.set_unnumbered(self.pg1.sw_if_index) + + # + # now we can form adjacencies out of pg2 from within pg1's subnet + # + arp_unnum = VppNeighbor(self, + self.pg2.sw_if_index, + self.pg1.remote_hosts[5].mac, + self.pg1.remote_hosts[5].ip4) + arp_unnum.add_vpp_config() + + p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / + IP(src=self.pg0.remote_ip4, + dst=self.pg1._remote_hosts[5].ip4) / + UDP(sport=1234, dport=1234) / + Raw()) + + self.pg0.add_stream(p) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + rx = self.pg2.get_capture(1) + + self.verify_ip(rx[0], + self.pg2.local_mac, + self.pg1.remote_hosts[5].mac, + self.pg0.remote_ip4, + self.pg1._remote_hosts[5].ip4) + + # # ERROR Cases # 1 - don't respond to ARP request for address not within the # interface's sub-net @@ -301,29 +352,11 @@ class ARPTestCase(VppTestCase): "ARP req for non-local source") # - # A neighbor entry that has no associated FIB-entry - # - arp_no_fib = VppNeighbor(self, - self.pg1.sw_if_index, - self.pg1.remote_hosts[4].mac, - self.pg1.remote_hosts[4].ip4, - is_no_fib_entry=1) - arp_no_fib.add_vpp_config() - - # - # check we have the neighbor, but no route - # - self.assertTrue(find_nbr(self, - self.pg1.sw_if_index, - self.pg1._remote_hosts[4].ip4)) - self.assertFalse(find_route(self, - self.pg1._remote_hosts[4].ip4, - 32)) - # # cleanup # dyn_arp.remove_vpp_config() static_arp.remove_vpp_config() + self.pg2.unset_unnumbered(self.pg1.sw_if_index) def test_proxy_arp(self): """ Proxy ARP """ |