def test_l2_mode(self):
""" VXLAN L2 mode """
t = VppVxlanTunnel(self,
src=self.pg0.local_ip4,
dst=self.pg0.remote_ip4,
vni=1000,
is_l3=False)
t.add_vpp_config()
t.config_ip4()
t.admin_up()
dstIP = t.local_ip4[:-1] + "2"
# Create a packet to send
p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
IP(src=self.pg1.local_ip4, dst=dstIP) /
UDP(sport=555, dport=556) / Raw(b'\x00' * 80))
# Expect ARP request
rx = self.send_and_expect(self.pg1, [p], self.pg0)
for p in rx:
self.assertEqual(p[Ether].dst, self.pg0.remote_mac)
self.assertEqual(p[Ether].src, self.pg0.local_mac)
self.assertEqual(p[ARP].op, 1)
self.assertEqual(p[ARP].pdst, dstIP)
# Resolve ARP
VppNeighbor(self, t.sw_if_index, self.pg1.remote_mac,
dstIP).add_vpp_config()
# Send packets
NUM_PKTS = 128
rx = self.send_and_expect(self.pg1, p * NUM_PKTS, self.pg0)
self.assertEqual(NUM_PKTS, len(rx))
def test_xconnect(self):
""" VXLAN source address not local """
#
# test the broken configuration of a VXLAN tunnel whose
# source address is not local ot the box. packets sent
# through the tunnel should be dropped
#
t = VppVxlanTunnel(self,
src="10.0.0.5",
dst=self.pg0.local_ip4,
vni=1000)
t.add_vpp_config()
t.admin_up()
self.vapi.sw_interface_set_l2_xconnect(t.sw_if_index,
self.pg1.sw_if_index,
enable=1)
self.vapi.sw_interface_set_l2_xconnect(self.pg1.sw_if_index,
t.sw_if_index,
enable=1)
p = (Ether(src="00:11:22:33:44:55", dst="00:00:00:11:22:33") /
IP(src="4.3.2.1", dst="1.2.3.4") / UDP(sport=20000, dport=10000) /
Raw(b'\xa5' * 1450))
rx = self.send_and_assert_no_replies(self.pg1, [p])