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authorDave Wallace <dwallacelf@gmail.com>2021-01-06 10:48:45 -0500
committerJohn Lo <lojultra2020@outlook.com>2021-03-29 05:24:25 +0000
commitd4a907bdd2f86404790ebbe2c85a7f1b844639f8 (patch)
tree5bee7205e1940d61118f8490acb23725ae01de38 /test/test_vxlan6.py
parentdc2632e010585e74216d557698ae127a212fe51f (diff)
tests: move vxlan tests to src/vnet/vxlan/tests
- Refactor make test code to be co-located with the vpp feature source code Type: test Signed-off-by: Dave Wallace <dwallacelf@gmail.com> Change-Id: I66379dfe671628e39dfc9685c4fd70fa0e566f6f
Diffstat (limited to 'test/test_vxlan6.py')
-rw-r--r--test/test_vxlan6.py316
1 files changed, 0 insertions, 316 deletions
diff --git a/test/test_vxlan6.py b/test/test_vxlan6.py
deleted file mode 100644
index 123cce9b7ba..00000000000
--- a/test/test_vxlan6.py
+++ /dev/null
@@ -1,316 +0,0 @@
-#!/usr/bin/env python3
-
-import socket
-import unittest
-from framework import VppTestCase, VppTestRunner
-from template_bd import BridgeDomain
-
-from scapy.layers.l2 import Ether
-from scapy.packet import Raw, bind_layers
-from scapy.layers.inet6 import IP, IPv6, UDP
-from scapy.layers.vxlan import VXLAN
-
-import util
-from vpp_ip_route import VppIpRoute, VppRoutePath
-from vpp_vxlan_tunnel import VppVxlanTunnel
-from vpp_ip import INVALID_INDEX
-
-
-class TestVxlan6(BridgeDomain, VppTestCase):
- """ VXLAN over IPv6 Test Case """
-
- def __init__(self, *args):
- BridgeDomain.__init__(self)
- VppTestCase.__init__(self, *args)
-
- def encapsulate(self, pkt, vni):
- """
- 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)
-
- @classmethod
- def ip_range(cls, s, e):
- """ 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)
-
- 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))
- return pkt[VXLAN].payload
-
- # Method for checking VXLAN encapsulation.
- #
- def check_encapsulation(self, pkt, vni, local_only=False, mcast_pkt=False):
- # TODO: add error messages
- # Verify source MAC is VPP_MAC and destination MAC is MY_MAC resolved
- # by VPP using ARP.
- self.assertEqual(pkt[Ether].src, self.pg0.local_mac)
- if not local_only:
- if not mcast_pkt:
- self.assertEqual(pkt[Ether].dst, self.pg0.remote_mac)
- else:
- self.assertEqual(pkt[Ether].dst, type(self).mcast_mac)
- # Verify VXLAN tunnel source IP is VPP_IP and destination IP is MY_IP.
- self.assertEqual(pkt[IPv6].src, self.pg0.local_ip6)
- if not local_only:
- if not mcast_pkt:
- self.assertEqual(pkt[IPv6].dst, self.pg0.remote_ip6)
- else:
- 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, 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, 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.add_vpp_config()
- 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)
-
- @classmethod
- def add_mcast_tunnels_load(cls):
- cls.add_del_mcast_tunnels_load(is_add=1)
-
- @classmethod
- def del_mcast_tunnels_load(cls):
- cls.add_del_mcast_tunnels_load(is_add=0)
-
- # Class method to start the VXLAN test case.
- # Overrides setUpClass method in VppTestCase class.
- # Python try..except statement is used to ensure that the tear down of
- # the class will be executed even if exception is raised.
- # @param cls The class pointer.
- @classmethod
- def setUpClass(cls):
- super(TestVxlan6, cls).setUpClass()
-
- try:
- cls.flags = 0x8
-
- # Create 2 pg interfaces.
- cls.create_pg_interfaces(range(4))
- for pg in cls.pg_interfaces:
- pg.admin_up()
-
- # Configure IPv6 addresses on VPP pg0.
- cls.pg0.config_ip6()
-
- # Resolve MAC address for VPP's IP address on pg0.
- cls.pg0.resolve_ndp()
-
- # Our Multicast address
- cls.mcast_ip6 = 'ff0e::1'
- cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip6)
- except Exception:
- super(TestVxlan6, cls).tearDownClass()
- raise
-
- @classmethod
- def tearDownClass(cls):
- 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,
- 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)
-
- # 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,
- 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)
-
- # 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.dport)
- self.vapi.sw_interface_set_l2_bridge(
- 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.
- # @param self The object pointer.
- def tearDown(self):
- super(TestVxlan6, self).tearDown()
-
- def show_commands_at_teardown(self):
- self.logger.info(self.vapi.cli("show bridge-domain 1 detail"))
- self.logger.info(self.vapi.cli("show bridge-domain 2 detail"))
- self.logger.info(self.vapi.cli("show bridge-domain 3 detail"))
- self.logger.info(self.vapi.cli("show vxlan tunnel"))
-
- 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.pg1.add_stream(frags)
-
- self.pg0.enable_capture()
-
- self.pg_start()
-
- out = self.pg0.get_capture(3)
-
- payload = []
- for pkt in out:
- payload.append(self.decapsulate(pkt))
- self.check_encapsulation(pkt, self.single_tunnel_vni)
-
- reassembled = util.reassemble4(payload)
-
- 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__':
- unittest.main(testRunner=VppTestRunner)