X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_vxlan6.py;h=d9e2d8159d14e050f53f81796ab7e5d4028ccb1a;hb=5f9a5c70edd11e90a27a795d953e06606424d4de;hp=b1fda508394da2ac4e72aaa75f4234ee3e6679dd;hpb=ead1e536d66d83b546528c32e2112085a97c8e13;p=vpp.git diff --git a/test/test_vxlan6.py b/test/test_vxlan6.py index b1fda508394..d9e2d8159d1 100644 --- a/test/test_vxlan6.py +++ b/test/test_vxlan6.py @@ -6,10 +6,13 @@ from framework import VppTestCase, VppTestRunner from template_bd import BridgeDomain from scapy.layers.l2 import Ether -from scapy.layers.inet6 import IPv6, UDP +from scapy.packet import Raw +from scapy.layers.inet6 import IP, IPv6, 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 @@ -78,7 +81,8 @@ class TestVxlan6(BridgeDomain, VppTestCase): # Verify UDP destination port is VXLAN 4789, source UDP port could be # arbitrary. self.assertEqual(pkt[UDP].dport, type(self).dport) - # TODO: checksum check + # Verify UDP checksum + self.assert_udp_checksum_valid(pkt, ignore_zero_checksum=False) # Verify VNI self.assertEqual(pkt[VXLAN].vni, vni) @@ -88,15 +92,14 @@ class TestVxlan6(BridgeDomain, VppTestCase): start = 10 end = start + n_ucast_tunnels for dest_ip6 in cls.ip_range(start, end): - dest_ip6n = socket.inet_pton(socket.AF_INET6, dest_ip6) # 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 = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip6n, - dst_address=dest_ip6n, is_ipv6=1, - vni=vni) + r = VppVxlanTunnel(cls, src=cls.pg0.local_ip6, + dst=dest_ip6, vni=vni) + r.add_vpp_config() cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, bd_id=vni) @classmethod @@ -125,48 +128,15 @@ class TestVxlan6(BridgeDomain, VppTestCase): for pg in cls.pg_interfaces: pg.admin_up() - # Configure IPv4 addresses on VPP pg0. + # 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_ip6n = socket.inet_pton(socket.AF_INET6, cls.mcast_ip6) - cls.mcast_mac = "33:33:00:00:00:%02x" % (1) - - # Create VXLAN VTEP on VPP pg0, and put vxlan_tunnel0 and pg1 - # into BD. - cls.single_tunnel_bd = 1 - r = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip6n, - dst_address=cls.pg0.remote_ip6n, - is_ipv6=1, - vni=cls.single_tunnel_bd) - cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index, - bd_id=cls.single_tunnel_bd) - cls.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=cls.pg1.sw_if_index, bd_id=cls.single_tunnel_bd) - - # Setup vni 2 to test multicast flooding - cls.n_ucast_tunnels = 10 - cls.mcast_flood_bd = 2 - cls.create_vxlan_flood_test_bd(cls.mcast_flood_bd, - cls.n_ucast_tunnels) - r = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip6n, - dst_address=cls.mcast_ip6n, - mcast_sw_if_index=1, is_ipv6=1, - vni=cls.mcast_flood_bd) - cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index, - bd_id=cls.mcast_flood_bd) - cls.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=cls.pg2.sw_if_index, bd_id=cls.mcast_flood_bd) - - # Setup vni 3 to test unicast flooding - cls.ucast_flood_bd = 3 - cls.create_vxlan_flood_test_bd(cls.ucast_flood_bd, - cls.n_ucast_tunnels) - cls.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=cls.pg3.sw_if_index, bd_id=cls.ucast_flood_bd) + cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip6) except Exception: super(TestVxlan6, cls).tearDownClass() raise @@ -175,6 +145,41 @@ class TestVxlan6(BridgeDomain, VppTestCase): def tearDownClass(cls): super(TestVxlan6, cls).tearDownClass() + def setUp(self): + super(TestVxlan6, self).setUp() + # Create VXLAN VTEP on VPP pg0, and put vxlan_tunnel0 and pg1 + # into BD. + 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.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) + r = VppVxlanTunnel(self, src=self.pg0.local_ip6, dst=self.mcast_ip6, + 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.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=self.pg3.sw_if_index, bd_id=self.ucast_flood_bd) + # Method to define VPP actions before tear down of the test case. # Overrides tearDown method in VppTestCase class. # @param self The object pointer. @@ -187,6 +192,35 @@ class TestVxlan6(BridgeDomain, VppTestCase): 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)) + + 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]) + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)