from vpp_neighbor import VppNeighbor, find_nbr
from vpp_ip_route import VppIpRoute, VppRoutePath, find_route, \
VppIpTable, DpoProto
+from vpp_papi import VppEnum
+import scapy.compat
from scapy.packet import Raw
from scapy.layers.l2 import Ether, ARP, Dot1Q
from scapy.layers.inet import IP, UDP
#
# Configure Proxy ARP for the subnet on PG0addresses on pg0
#
- self.vapi.proxy_arp_add_del(self.pg0._local_ip4n_subnet,
- self.pg0._local_ip4n_bcast)
+ self.vapi.proxy_arp_add_del(self.pg0._local_ip4_subnet,
+ self.pg0._local_ip4_bcast)
# Make pg2 un-numbered to pg0
#
# cleanup
#
self.pg2.set_proxy_arp(0)
- self.vapi.proxy_arp_add_del(self.pg0._local_ip4n_subnet,
- self.pg0._local_ip4n_bcast,
+ self.vapi.proxy_arp_add_del(self.pg0._local_ip4_subnet,
+ self.pg0._local_ip4_bcast,
is_add=0)
def test_proxy_arp(self):
UDP(sport=1234, dport=1234) /
Raw())
- self.pg0.add_stream(p0)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
-
- rx1 = self.pg1.get_capture(1)
+ rx1 = self.send_and_expect(self.pg0, [p0], self.pg1)
self.verify_arp_req(rx1[0],
self.pg1.local_mac,
hwsrc="00:00:5e:00:01:09", pdst=self.pg1.local_ip4,
psrc=self.pg1.remote_ip4))
- self.pg1.add_stream(p1)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
+ self.send_and_assert_no_replies(self.pg1, p1, "ARP reply")
#
# IP packet destined for pg1 remote host arrives on pg0 again.
# VPP should have an ARP entry for that address now and the packet
# should be sent out pg1.
#
- self.pg0.add_stream(p0)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
-
- rx1 = self.pg1.get_capture(1)
+ rx1 = self.send_and_expect(self.pg0, [p0], self.pg1)
self.verify_ip(rx1[0],
self.pg1.local_mac,
#
# change the interface's MAC
#
- mac = [chr(0x00), chr(0x00), chr(0x00),
- chr(0x33), chr(0x33), chr(0x33)]
+ mac = [scapy.compat.chb(0x00), scapy.compat.chb(0x00),
+ scapy.compat.chb(0x00), scapy.compat.chb(0x33),
+ scapy.compat.chb(0x33), scapy.compat.chb(0x33)]
mac_string = ''.join(mac)
self.vapi.sw_interface_set_mac_address(self.pg1.sw_if_index,
#
self.assertLess(len(rx), 64)
+ def test_arp_forus(self):
+ """ ARP for for-us """
+
+ #
+ # Test that VPP responds with ARP requests to addresses that
+ # are connected and local routes.
+ # Use one of the 'remote' addresses in the subnet as a local address
+ # The intention of this route is that it then acts like a secondardy
+ # address added to an interface
+ #
+ self.pg0.generate_remote_hosts(2)
+
+ forus = VppIpRoute(self, self.pg0.remote_hosts[1].ip4, 32,
+ [VppRoutePath(self.pg0.remote_hosts[1].ip4,
+ self.pg0.sw_if_index)],
+ is_local=1)
+ forus.add_vpp_config()
+
+ p = (Ether(dst="ff:ff:ff:ff:ff:ff",
+ src=self.pg0.remote_mac) /
+ ARP(op="who-has",
+ hwdst=self.pg0.local_mac,
+ hwsrc=self.pg0.remote_mac,
+ pdst=self.pg0.remote_hosts[1].ip4,
+ psrc=self.pg0.remote_ip4))
+
+ rx = self.send_and_expect(self.pg0, [p], self.pg0)
+
+ self.verify_arp_resp(rx[0],
+ self.pg0.local_mac,
+ self.pg0.remote_mac,
+ self.pg0.remote_hosts[1].ip4,
+ self.pg0.remote_ip4)
+
class NeighborStatsTestCase(VppTestCase):
- """ ARP Test Case """
+ """ ARP/ND Counters """
def setUp(self):
super(NeighborStatsTestCase, self).setUp()
nd1 = VppNeighbor(self,
self.pg0.sw_if_index,
self.pg0.remote_hosts[1].mac,
- self.pg0.remote_hosts[1].ip6,
- af=AF_INET6)
+ self.pg0.remote_hosts[1].ip6)
nd1.add_vpp_config()
nd2 = VppNeighbor(self,
self.pg0.sw_if_index,
self.pg0.remote_hosts[2].mac,
- self.pg0.remote_hosts[2].ip6,
- af=AF_INET6)
+ self.pg0.remote_hosts[2].ip6)
nd2.add_vpp_config()
p1 = (Ether(dst=self.pg1.local_mac,