vxlan: add l2 mode test

The same test for v22.02 was already merged: https://gerrit.fd.io/r/c/vpp/+/35390

Type: improvement

Signed-off-by: Artem Glazychev <artem.glazychev@xored.com>
Change-Id: I214f6fb5b63d97ca4afe3b10fd2d3e3410b5a6e4
This commit is contained in:
Artem Glazychev
2022-02-21 17:51:29 +07:00
committed by Andrew Yourtchenko
parent 8973b07eec
commit 23e5f0923b

View File

@ -7,6 +7,7 @@ from framework import VppTestCase, VppTestRunner
from template_bd import BridgeDomain
from scapy.layers.l2 import Ether
from scapy.layers.l2 import ARP
from scapy.packet import Raw, bind_layers
from scapy.layers.inet import IP, UDP
from scapy.layers.vxlan import VXLAN
@ -15,6 +16,7 @@ import util
from vpp_ip_route import VppIpRoute, VppRoutePath
from vpp_vxlan_tunnel import VppVxlanTunnel
from vpp_ip import INVALID_INDEX
from vpp_neighbor import VppNeighbor
class TestVxlan(BridgeDomain, VppTestCase):
@ -417,5 +419,62 @@ class TestVxlan2(VppTestCase):
rx = self.send_and_assert_no_replies(self.pg1, [p])
class TestVxlanL2Mode(VppTestCase):
""" VXLAN Test Case """
def setUp(self):
super(TestVxlanL2Mode, self).setUp()
# Create 2 pg interfaces.
self.create_pg_interfaces(range(2))
for pg in self.pg_interfaces:
pg.admin_up()
# Configure IPv4 addresses on VPP pg0.
self.pg0.config_ip4()
self.pg0.resolve_arp()
# Configure IPv4 addresses on VPP pg1.
self.pg1.config_ip4()
def tearDown(self):
super(TestVxlanL2Mode, self).tearDown()
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))
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)