X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_vxlan.py;h=028275ccedf9dcb7d14c7097c2666dea043ad38e;hb=98008bcf7631cf19602ebd9b706ef9616fc1463f;hp=d66b34d2deff3c35babfe2b176aae9ec769adbf3;hpb=91fd910d7d7611a28d1f85482ed5d5c3ee6a8853;p=vpp.git diff --git a/test/test_vxlan.py b/test/test_vxlan.py index d66b34d2def..028275ccedf 100644 --- a/test/test_vxlan.py +++ b/test/test_vxlan.py @@ -1,16 +1,17 @@ #!/usr/bin/env python3 import socket -from util import ip4n_range, ip4_range, reassemble4 +from util import ip4_range, reassemble4 import unittest from framework import VppTestCase, VppTestRunner 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.inet import IP, UDP from scapy.layers.vxlan import VXLAN -from scapy.utils import atol + +import util from vpp_ip_route import VppIpRoute, VppRoutePath from vpp_vxlan_tunnel import VppVxlanTunnel from vpp_ip import INVALID_INDEX @@ -78,34 +79,35 @@ class TestVxlan(BridgeDomain, VppTestCase): self.assertEqual(pkt[IP].dst, type(self).mcast_ip4) # Verify UDP destination port is VXLAN 4789, source UDP port could be # arbitrary. - self.assertEqual(pkt[UDP].dport, type(self).dport) - # TODO: checksum check + self.assertEqual(pkt[UDP].dport, self.dport) + # Verify UDP checksum + self.assert_udp_checksum_valid(pkt) # 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 ip_range_start = 10 ip_range_end = ip_range_start + n_ucast_tunnels next_hop_address = cls.pg0.remote_ip4 for dest_ip4 in ip4_range(next_hop_address, ip_range_start, ip_range_end): - # add host route so dest_ip4n will not be resolved + # add host route so dest_ip4 will not be resolved rip = VppIpRoute(cls, dest_ip4, 32, [VppRoutePath(next_hop_address, INVALID_INDEX)], register=False) rip.add_vpp_config() - dest_ip4n = socket.inet_pton(socket.AF_INET, dest_ip4) r = VppVxlanTunnel(cls, src=cls.pg0.local_ip4, + src_port=port, dst_port=port, dst=dest_ip4, vni=vni) r.add_vpp_config() cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, bd_id=vni) @classmethod - def add_del_shared_mcast_dst_load(cls, is_add): + def add_del_shared_mcast_dst_load(cls, port, is_add): """ add or del tunnels sharing the same mcast dst to test vxlan ref_count mechanism @@ -115,6 +117,7 @@ class TestVxlan(BridgeDomain, VppTestCase): vni_end = vni_start + n_shared_dst_tunnels for vni in range(vni_start, vni_end): r = VppVxlanTunnel(cls, src=cls.pg0.local_ip4, + src_port=port, dst_port=port, dst=cls.mcast_ip4, mcast_sw_if_index=1, vni=vni) if is_add: r.add_vpp_config() @@ -124,15 +127,15 @@ class TestVxlan(BridgeDomain, VppTestCase): r.remove_vpp_config() @classmethod - def add_shared_mcast_dst_load(cls): - cls.add_del_shared_mcast_dst_load(is_add=1) + def add_shared_mcast_dst_load(cls, port): + cls.add_del_shared_mcast_dst_load(port=port, is_add=1) @classmethod - def del_shared_mcast_dst_load(cls): - cls.add_del_shared_mcast_dst_load(is_add=0) + def del_shared_mcast_dst_load(cls, port): + cls.add_del_shared_mcast_dst_load(port=port, is_add=0) @classmethod - def add_del_mcast_tunnels_load(cls, is_add): + def add_del_mcast_tunnels_load(cls, port, is_add): """ add or del tunnels to test vxlan stability """ @@ -143,6 +146,7 @@ class TestVxlan(BridgeDomain, VppTestCase): ip_range_end): vni = bytearray(socket.inet_pton(socket.AF_INET, dest_ip4))[3] r = VppVxlanTunnel(cls, src=cls.pg0.local_ip4, + src_port=port, dst_port=port, dst=dest_ip4, mcast_sw_if_index=1, vni=vni) if is_add: r.add_vpp_config() @@ -150,12 +154,12 @@ class TestVxlan(BridgeDomain, VppTestCase): r.remove_vpp_config() @classmethod - def add_mcast_tunnels_load(cls): - cls.add_del_mcast_tunnels_load(is_add=1) + def add_mcast_tunnels_load(cls, port): + cls.add_del_mcast_tunnels_load(port=port, is_add=1) @classmethod - def del_mcast_tunnels_load(cls): - cls.add_del_mcast_tunnels_load(is_add=0) + def del_mcast_tunnels_load(cls, port): + cls.add_del_mcast_tunnels_load(port=port, is_add=0) # Class method to start the VXLAN test case. # Overrides setUpClass method in VppTestCase class. @@ -167,7 +171,6 @@ class TestVxlan(BridgeDomain, VppTestCase): super(TestVxlan, cls).setUpClass() try: - cls.dport = 4789 cls.flags = 0x8 # Create 2 pg interfaces. @@ -183,13 +186,9 @@ class TestVxlan(BridgeDomain, VppTestCase): # Our Multicast address cls.mcast_ip4 = '239.1.1.1' - cls.mcast_ip4n = socket.inet_pton(socket.AF_INET, cls.mcast_ip4) - iplong = atol(cls.mcast_ip4) - cls.mcast_mac = "01:00:5e:%02x:%02x:%02x" % ( - (iplong >> 16) & 0x7F, (iplong >> 8) & 0xFF, iplong & 0xFF) - + cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip4) except Exception: - super(TestVxlan, cls).tearDownClass() + cls.tearDownClass() raise @classmethod @@ -198,12 +197,17 @@ class TestVxlan(BridgeDomain, VppTestCase): def setUp(self): super(TestVxlan, 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_ip4, dst=self.pg0.remote_ip4, + 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, @@ -215,8 +219,10 @@ class TestVxlan(BridgeDomain, VppTestCase): 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.n_ucast_tunnels, + self.dport) r = VppVxlanTunnel(self, src=self.pg0.local_ip4, dst=self.mcast_ip4, + 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, @@ -225,29 +231,23 @@ class TestVxlan(BridgeDomain, VppTestCase): rx_sw_if_index=self.pg2.sw_if_index, bd_id=self.mcast_flood_bd) # Add and delete mcast tunnels to check stability - self.add_shared_mcast_dst_load() - self.add_mcast_tunnels_load() - self.del_shared_mcast_dst_load() - self.del_mcast_tunnels_load() + self.add_shared_mcast_dst_load(self.dport) + self.add_mcast_tunnels_load(self.dport) + self.del_shared_mcast_dst_load(self.dport) + self.del_mcast_tunnels_load(self.dport) # 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.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) - def test_decap(self): - """ Decapsulation test - from BridgeDoman - """ - super(TestVxlan, self).test_decap() - - def test_encap_big_packet(self): - """ Encapsulation test send big frame from pg1 - Verify receipt of encapsulated frames on pg0 - """ + # Set scapy listen custom port for VxLAN + bind_layers(UDP, VXLAN, dport=self.dport) + def encap_big_packet(self): self.vapi.sw_interface_set_mtu(self.pg0.sw_if_index, [1500, 0, 0, 0]) frame = (Ether(src='00:00:00:00:00:02', dst='00:00:00:00:00:01') / @@ -272,9 +272,93 @@ class TestVxlan(BridgeDomain, VppTestCase): # TODO: Scapy bug? # self.assert_eq_pkts(payload, frame) + """ + Tests with default port (4789) + """ + def test_decap(self): + """ Decapsulation test + from BridgeDoman + """ + self.createVxLANInterfaces() + super(TestVxlan, self).test_decap() + + def test_encap(self): + """ Encapsulation test + from BridgeDoman + """ + self.createVxLANInterfaces() + super(TestVxlan, self).test_encap() + + def test_encap_big_packet(self): + """ Encapsulation test send big frame from pg1 + Verify receipt of encapsulated frames on pg0 + """ + self.createVxLANInterfaces() + self.encap_big_packet() + + def test_ucast_flood(self): + """ Unicast flood test + from BridgeDoman + """ + self.createVxLANInterfaces() + super(TestVxlan, self).test_ucast_flood() + + def test_mcast_flood(self): + """ Multicast flood test + from BridgeDoman + """ + self.createVxLANInterfaces() + super(TestVxlan, self).test_mcast_flood() + + def test_mcast_rcv(self): + """ Multicast receive test + from BridgeDoman + """ + self.createVxLANInterfaces() + super(TestVxlan, self).test_mcast_rcv() + + """ + Tests with custom port + """ + def test_decap_custom_port(self): + """ Decapsulation test custom port + from BridgeDoman + """ + self.createVxLANInterfaces(1111) + super(TestVxlan, self).test_decap() + + def test_encap_custom_port(self): + """ Encapsulation test custom port + from BridgeDoman + """ + self.createVxLANInterfaces(1111) + super(TestVxlan, self).test_encap() + + def test_ucast_flood_custom_port(self): + """ Unicast flood test custom port + from BridgeDoman + """ + self.createVxLANInterfaces(1111) + super(TestVxlan, self).test_ucast_flood() + + def test_mcast_flood_custom_port(self): + """ Multicast flood test custom port + from BridgeDoman + """ + self.createVxLANInterfaces(1111) + super(TestVxlan, self).test_mcast_flood() + + def test_mcast_rcv_custom_port(self): + """ Multicast receive test custom port + from BridgeDoman + """ + self.createVxLANInterfaces(1111) + super(TestVxlan, self).test_mcast_rcv() + # 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(TestVxlan, self).tearDown() @@ -285,5 +369,53 @@ class TestVxlan(BridgeDomain, VppTestCase): self.logger.info(self.vapi.cli("show vxlan tunnel")) +class TestVxlan2(VppTestCase): + """ VXLAN Test Case """ + def setUp(self): + super(TestVxlan2, self).setUp() + + # Create 2 pg interfaces. + self.create_pg_interfaces(range(4)) + for pg in self.pg_interfaces: + pg.admin_up() + + # Configure IPv4 addresses on VPP pg0. + self.pg0.config_ip4() + self.pg0.resolve_arp() + + def tearDown(self): + super(TestVxlan2, self).tearDown() + + 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]) + + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)