from template_bd import BridgeDomain
from scapy.layers.l2 import Ether
-from scapy.packet import Raw
+from scapy.packet import Raw, bind_layers
from scapy.layers.inet6 import IP, IPv6, UDP
from scapy.layers.vxlan import VXLAN
class TestVxlan6(BridgeDomain, VppTestCase):
- """ VXLAN over IPv6 Test Case """
+ """VXLAN over IPv6 Test Case"""
def __init__(self, *args):
BridgeDomain.__init__(self)
Encapsulate the original payload frame by adding VXLAN header with its
UDP, IP and Ethernet fields
"""
- return (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
- IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6) /
- UDP(sport=self.dport, dport=self.dport, chksum=0) /
- VXLAN(vni=vni, flags=self.flags) /
- pkt)
+ return (
+ Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
+ / IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6)
+ / UDP(sport=self.dport, dport=self.dport, chksum=0)
+ / VXLAN(vni=vni, flags=self.flags)
+ / pkt
+ )
@classmethod
def ip_range(cls, s, e):
- """ range of remote ip's """
- tmp = cls.pg0.remote_ip6.rsplit(':', 1)[0]
+ """range of remote ip's"""
+ tmp = cls.pg0.remote_ip6.rsplit(":", 1)[0]
return ("%s:%x" % (tmp, i) for i in range(s, e))
def encap_mcast(self, pkt, src_ip, src_mac, vni):
Encapsulate the original payload frame by adding VXLAN header with its
UDP, IP and Ethernet fields
"""
- return (Ether(src=src_mac, dst=self.mcast_mac) /
- IPv6(src=src_ip, dst=self.mcast_ip6) /
- UDP(sport=self.dport, dport=self.dport, chksum=0) /
- VXLAN(vni=vni, flags=self.flags) /
- pkt)
+ return (
+ Ether(src=src_mac, dst=self.mcast_mac)
+ / IPv6(src=src_ip, dst=self.mcast_ip6)
+ / UDP(sport=self.dport, dport=self.dport, chksum=0)
+ / VXLAN(vni=vni, flags=self.flags)
+ / pkt
+ )
def decapsulate(self, pkt):
"""
Decapsulate the original payload frame by removing VXLAN header
"""
# check if is set I flag
- self.assertEqual(pkt[VXLAN].flags, int('0x8', 16))
+ self.assertEqual(pkt[VXLAN].flags, int("0x8", 16))
return pkt[VXLAN].payload
# Method for checking VXLAN encapsulation.
self.assertEqual(pkt[IPv6].dst, type(self).mcast_ip6)
# Verify UDP destination port is VXLAN 4789, source UDP port could be
# arbitrary.
- self.assertEqual(pkt[UDP].dport, type(self).dport)
+ self.assertEqual(pkt[UDP].dport, self.dport)
# Verify UDP checksum
self.assert_udp_checksum_valid(pkt, ignore_zero_checksum=False)
# Verify VNI
self.assertEqual(pkt[VXLAN].vni, vni)
@classmethod
- def create_vxlan_flood_test_bd(cls, vni, n_ucast_tunnels):
+ def create_vxlan_flood_test_bd(cls, vni, n_ucast_tunnels, port):
# Create 10 ucast vxlan tunnels under bd
start = 10
end = start + n_ucast_tunnels
for dest_ip6 in cls.ip_range(start, end):
# add host route so dest ip will not be resolved
- rip = VppIpRoute(cls, dest_ip6, 128,
- [VppRoutePath(cls.pg0.remote_ip6, INVALID_INDEX)],
- register=False)
+ rip = VppIpRoute(
+ cls,
+ dest_ip6,
+ 128,
+ [VppRoutePath(cls.pg0.remote_ip6, INVALID_INDEX)],
+ register=False,
+ )
rip.add_vpp_config()
- r = VppVxlanTunnel(cls, src=cls.pg0.local_ip6,
- dst=dest_ip6, vni=vni)
+ r = VppVxlanTunnel(
+ cls,
+ src=cls.pg0.local_ip6,
+ src_port=port,
+ dst_port=port,
+ dst=dest_ip6,
+ vni=vni,
+ )
r.add_vpp_config()
cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, bd_id=vni)
super(TestVxlan6, cls).setUpClass()
try:
- cls.dport = 4789
cls.flags = 0x8
# Create 2 pg interfaces.
cls.pg0.resolve_ndp()
# Our Multicast address
- cls.mcast_ip6 = 'ff0e::1'
+ cls.mcast_ip6 = "ff0e::1"
cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip6)
except Exception:
super(TestVxlan6, cls).tearDownClass()
def setUp(self):
super(TestVxlan6, self).setUp()
+
+ def createVxLANInterfaces(self, port=4789):
# Create VXLAN VTEP on VPP pg0, and put vxlan_tunnel0 and pg1
# into BD.
+ self.dport = port
+
self.single_tunnel_vni = 0x12345
self.single_tunnel_bd = 1
- r = VppVxlanTunnel(self, src=self.pg0.local_ip6,
- dst=self.pg0.remote_ip6,
- vni=self.single_tunnel_vni)
+ r = VppVxlanTunnel(
+ self,
+ src=self.pg0.local_ip6,
+ dst=self.pg0.remote_ip6,
+ src_port=self.dport,
+ dst_port=self.dport,
+ vni=self.single_tunnel_vni,
+ )
r.add_vpp_config()
- self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
- bd_id=self.single_tunnel_bd)
self.vapi.sw_interface_set_l2_bridge(
- rx_sw_if_index=self.pg1.sw_if_index, bd_id=self.single_tunnel_bd)
+ rx_sw_if_index=r.sw_if_index, bd_id=self.single_tunnel_bd
+ )
+ self.vapi.sw_interface_set_l2_bridge(
+ rx_sw_if_index=self.pg1.sw_if_index, bd_id=self.single_tunnel_bd
+ )
# Setup vni 2 to test multicast flooding
self.n_ucast_tunnels = 10
self.mcast_flood_bd = 2
- self.create_vxlan_flood_test_bd(self.mcast_flood_bd,
- self.n_ucast_tunnels)
- r = VppVxlanTunnel(self, src=self.pg0.local_ip6, dst=self.mcast_ip6,
- mcast_sw_if_index=1, vni=self.mcast_flood_bd)
+ self.create_vxlan_flood_test_bd(
+ self.mcast_flood_bd, self.n_ucast_tunnels, self.dport
+ )
+ r = VppVxlanTunnel(
+ self,
+ src=self.pg0.local_ip6,
+ dst=self.mcast_ip6,
+ src_port=self.dport,
+ dst_port=self.dport,
+ mcast_sw_if_index=1,
+ vni=self.mcast_flood_bd,
+ )
r.add_vpp_config()
- self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
- bd_id=self.mcast_flood_bd)
self.vapi.sw_interface_set_l2_bridge(
- rx_sw_if_index=self.pg2.sw_if_index, bd_id=self.mcast_flood_bd)
+ rx_sw_if_index=r.sw_if_index, bd_id=self.mcast_flood_bd
+ )
+ self.vapi.sw_interface_set_l2_bridge(
+ rx_sw_if_index=self.pg2.sw_if_index, bd_id=self.mcast_flood_bd
+ )
# Setup vni 3 to test unicast flooding
self.ucast_flood_bd = 3
- self.create_vxlan_flood_test_bd(self.ucast_flood_bd,
- self.n_ucast_tunnels)
+ self.create_vxlan_flood_test_bd(
+ self.ucast_flood_bd, self.n_ucast_tunnels, self.dport
+ )
self.vapi.sw_interface_set_l2_bridge(
- rx_sw_if_index=self.pg3.sw_if_index, bd_id=self.ucast_flood_bd)
+ rx_sw_if_index=self.pg3.sw_if_index, bd_id=self.ucast_flood_bd
+ )
+
+ # Set scapy listen custom port for VxLAN
+ bind_layers(UDP, VXLAN, dport=self.dport)
# Method to define VPP actions before tear down of the test case.
# Overrides tearDown method in VppTestCase class.
self.logger.info(self.vapi.cli("show bridge-domain 3 detail"))
self.logger.info(self.vapi.cli("show vxlan tunnel"))
- def test_encap_fragmented_packet(self):
- """ Encapsulation test send fragments from pg1
- Verify receipt of encapsulated frames on pg0
- """
-
- frame = (Ether(src='00:00:00:00:00:02', dst='00:00:00:00:00:01') /
- IP(src='4.3.2.1', dst='1.2.3.4') /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 1000))
+ def encap_fragmented_packet(self):
+ frame = (
+ Ether(src="00:00:00:00:00:02", dst="00:00:00:00:00:01")
+ / IP(src="4.3.2.1", dst="1.2.3.4")
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 1000)
+ )
frags = util.fragment_rfc791(frame, 400)
self.assertEqual(Ether(raw(frame))[IP], reassembled[IP])
+ """
+ Tests with default port (4789)
+ """
+
+ def test_decap(self):
+ """Decapsulation test
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces()
+ super(TestVxlan6, self).test_decap()
+
+ def test_encap(self):
+ """Encapsulation test
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces()
+ super(TestVxlan6, self).test_encap()
+
+ def test_encap_fragmented_packet(self):
+ """Encapsulation test send fragments from pg1
+ Verify receipt of encapsulated frames on pg0
+ """
+ self.createVxLANInterfaces()
+ self.encap_fragmented_packet()
+
+ def test_ucast_flood(self):
+ """Unicast flood test
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces()
+ super(TestVxlan6, self).test_ucast_flood()
+
+ def test_mcast_flood(self):
+ """Multicast flood test
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces()
+ super(TestVxlan6, self).test_mcast_flood()
+
+ def test_mcast_rcv(self):
+ """Multicast receive test
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces()
+ super(TestVxlan6, self).test_mcast_rcv()
+
+ """
+ Tests with custom port
+ """
+
+ def test_decap_custom_port(self):
+ """Decapsulation test custom port
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces(1111)
+ super(TestVxlan6, self).test_decap()
+
+ def test_encap_custom_port(self):
+ """Encapsulation test custom port
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces(1111)
+ super(TestVxlan6, self).test_encap()
+
+ def test_ucast_flood_custom_port(self):
+ """Unicast flood test custom port
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces(1111)
+ super(TestVxlan6, self).test_ucast_flood()
+
+ def test_mcast_flood_custom_port(self):
+ """Multicast flood test custom port
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces(1111)
+ super(TestVxlan6, self).test_mcast_flood()
+
+ def test_mcast_rcv_custom_port(self):
+ """Multicast receive test custom port
+ from BridgeDoman
+ """
+ self.createVxLANInterfaces(1111)
+ super(TestVxlan6, self).test_mcast_rcv()
+
-if __name__ == '__main__':
+if __name__ == "__main__":
unittest.main(testRunner=VppTestRunner)
Code Review / vpp.git / blobdiff