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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 /src/vnet/vxlan/test
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 'src/vnet/vxlan/test')
-rw-r--r--src/vnet/vxlan/test/test_vxlan.py421
-rw-r--r--src/vnet/vxlan/test/test_vxlan6.py316
-rw-r--r--src/vnet/vxlan/test/test_vxlan_gbp.py293
-rw-r--r--src/vnet/vxlan/test/test_vxlan_gpe.py265
-rw-r--r--src/vnet/vxlan/test/vpp_vxlan_gbp_tunnel.py83
-rw-r--r--src/vnet/vxlan/test/vpp_vxlan_tunnel.py86
6 files changed, 1464 insertions, 0 deletions
diff --git a/src/vnet/vxlan/test/test_vxlan.py b/src/vnet/vxlan/test/test_vxlan.py
new file mode 100644
index 00000000000..028275ccedf
--- /dev/null
+++ b/src/vnet/vxlan/test/test_vxlan.py
@@ -0,0 +1,421 @@
+#!/usr/bin/env python3
+
+import socket
+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, bind_layers
+from scapy.layers.inet import IP, 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 TestVxlan(BridgeDomain, VppTestCase):
+ """ VXLAN 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) /
+ IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
+ UDP(sport=self.dport, dport=self.dport, chksum=0) /
+ VXLAN(vni=vni, flags=self.flags) /
+ pkt)
+
+ def ip_range(self, start, end):
+ """ range of remote ip's """
+ return ip4_range(self.pg0.remote_ip4, start, end)
+
+ 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) /
+ IP(src=src_ip, dst=self.mcast_ip4) /
+ 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[IP].src, self.pg0.local_ip4)
+ if not local_only:
+ if not mcast_pkt:
+ self.assertEqual(pkt[IP].dst, self.pg0.remote_ip4)
+ else:
+ 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, 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, 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_ip4 will not be resolved
+ rip = VppIpRoute(cls, dest_ip4, 32,
+ [VppRoutePath(next_hop_address,
+ INVALID_INDEX)],
+ register=False)
+ rip.add_vpp_config()
+
+ 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, port, is_add):
+ """
+ add or del tunnels sharing the same mcast dst
+ to test vxlan ref_count mechanism
+ """
+ n_shared_dst_tunnels = 20
+ vni_start = 10000
+ 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()
+ if r.sw_if_index == 0xffffffff:
+ raise ValueError("bad sw_if_index: ~0")
+ else:
+ r.remove_vpp_config()
+
+ @classmethod
+ 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, port):
+ cls.add_del_shared_mcast_dst_load(port=port, is_add=0)
+
+ @classmethod
+ def add_del_mcast_tunnels_load(cls, port, is_add):
+ """
+ add or del tunnels to test vxlan stability
+ """
+ n_distinct_dst_tunnels = 200
+ ip_range_start = 10
+ ip_range_end = ip_range_start + n_distinct_dst_tunnels
+ for dest_ip4 in ip4_range(cls.mcast_ip4, ip_range_start,
+ 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()
+ else:
+ r.remove_vpp_config()
+
+ @classmethod
+ 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, 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.
+ # 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(TestVxlan, 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 IPv4 addresses on VPP pg0.
+ cls.pg0.config_ip4()
+
+ # Resolve MAC address for VPP's IP address on pg0.
+ cls.pg0.resolve_arp()
+
+ # Our Multicast address
+ cls.mcast_ip4 = '239.1.1.1'
+ cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip4)
+ except Exception:
+ cls.tearDownClass()
+ raise
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestVxlan, cls).tearDownClass()
+
+ 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,
+ 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_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,
+ 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)
+
+ # Add and delete mcast tunnels to check stability
+ 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.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)
+
+ 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') /
+ IP(src='4.3.2.1', dst='1.2.3.4') /
+ UDP(sport=20000, dport=10000) /
+ Raw(b'\xa5' * 1450))
+
+ self.pg1.add_stream([frame])
+
+ self.pg0.enable_capture()
+
+ self.pg_start()
+
+ # Pick first received frame and check if it's correctly encapsulated.
+ out = self.pg0.get_capture(2)
+ ether = out[0]
+ pkt = reassemble4(out)
+ pkt = ether / pkt
+ self.check_encapsulation(pkt, self.single_tunnel_vni)
+
+ payload = self.decapsulate(pkt)
+ # 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()
+
+ 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"))
+
+
+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)
diff --git a/src/vnet/vxlan/test/test_vxlan6.py b/src/vnet/vxlan/test/test_vxlan6.py
new file mode 100644
index 00000000000..123cce9b7ba
--- /dev/null
+++ b/src/vnet/vxlan/test/test_vxlan6.py
@@ -0,0 +1,316 @@
+#!/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)
diff --git a/src/vnet/vxlan/test/test_vxlan_gbp.py b/src/vnet/vxlan/test/test_vxlan_gbp.py
new file mode 100644
index 00000000000..f332aced7d8
--- /dev/null
+++ b/src/vnet/vxlan/test/test_vxlan_gbp.py
@@ -0,0 +1,293 @@
+#!/usr/bin/env python3
+
+import socket
+from util import ip4_range, reassemble4_ether
+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.layers.inet import IP, UDP
+from scapy.layers.vxlan import VXLAN
+
+from vpp_ip_route import VppIpRoute, VppRoutePath
+from vpp_ip import INVALID_INDEX
+
+
+class TestVxlanGbp(VppTestCase):
+ """ VXLAN GBP Test Case """
+
+ @property
+ def frame_request(self):
+ """ Ethernet frame modeling a generic request """
+ return (Ether(src='00:00:00:00:00:01', dst='00:00:00:00:00:02') /
+ IP(src='1.2.3.4', dst='4.3.2.1') /
+ UDP(sport=10000, dport=20000) /
+ Raw(b'\xa5' * 100))
+
+ @property
+ def frame_reply(self):
+ """ Ethernet frame modeling a generic reply """
+ return (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' * 100))
+
+ def encapsulate(self, pkt, vni):
+ """
+ Encapsulate the original payload frame by adding VXLAN GBP header with
+ its UDP, IP and Ethernet fields
+ """
+ return (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
+ IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
+ UDP(sport=self.dport, dport=self.dport, chksum=0) /
+ VXLAN(vni=vni, flags=self.flags, gpflags=self.gpflags,
+ gpid=self.sclass) / pkt)
+
+ def ip_range(self, start, end):
+ """ range of remote ip's """
+ return ip4_range(self.pg0.remote_ip4, start, end)
+
+ def decapsulate(self, pkt):
+ """
+ Decapsulate the original payload frame by removing VXLAN header
+ """
+ # check if is set G and I flag
+ self.assertEqual(pkt[VXLAN].flags, int('0x88', 16))
+ return pkt[VXLAN].payload
+
+ # Method for checking VXLAN GBP 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 GBP tunnel source IP is VPP_IP and destination IP is
+ # MY_IP.
+ self.assertEqual(pkt[IP].src, self.pg0.local_ip4)
+ if not local_only:
+ if not mcast_pkt:
+ self.assertEqual(pkt[IP].dst, self.pg0.remote_ip4)
+ else:
+ self.assertEqual(pkt[IP].dst, type(self).mcast_ip4)
+ # Verify UDP destination port is VXLAN GBP 48879, source UDP port could
+ # be arbitrary.
+ self.assertEqual(pkt[UDP].dport, type(self).dport)
+ # Verify UDP checksum
+ self.assert_udp_checksum_valid(pkt)
+ # Verify VNI
+ # pkt.show()
+ self.assertEqual(pkt[VXLAN].vni, vni)
+ # Verify Source Class
+ self.assertEqual(pkt[VXLAN].gpid, 0)
+
+ @classmethod
+ def create_vxlan_gbp_flood_test_bd(cls, vni, n_ucast_tunnels):
+ # Create 2 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(cls.pg0.remote_ip4,
+ ip_range_start,
+ ip_range_end):
+ # 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()
+ r = cls.vapi.vxlan_gbp_tunnel_add_del(
+ tunnel={
+ 'src': cls.pg0.local_ip4,
+ 'dst': dest_ip4,
+ 'vni': vni,
+ 'instance': INVALID_INDEX,
+ 'mcast_sw_if_index': INVALID_INDEX,
+ 'mode': 1,
+ },
+ is_add=1
+ )
+ cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
+ bd_id=vni)
+
+ # Class method to start the VXLAN GBP 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(TestVxlanGbp, cls).setUpClass()
+
+ try:
+ cls.dport = 48879
+ cls.flags = 0x88
+ cls.gpflags = 0x0
+ cls.sclass = 0
+
+ # Create 2 pg interfaces.
+ cls.create_pg_interfaces(range(4))
+ for pg in cls.pg_interfaces:
+ pg.admin_up()
+
+ # Configure IPv4 addresses on VPP pg0.
+ cls.pg0.config_ip4()
+
+ # Resolve MAC address for VPP's IP address on pg0.
+ cls.pg0.resolve_arp()
+
+ # Create VXLAN GBP VTEP on VPP pg0, and put vxlan_gbp_tunnel0 and
+ # pg1 into BD.
+ cls.single_tunnel_bd = 1
+ cls.single_tunnel_vni = 0xabcde
+ r = cls.vapi.vxlan_gbp_tunnel_add_del(
+ tunnel={
+ 'src': cls.pg0.local_ip4,
+ 'dst': cls.pg0.remote_ip4,
+ 'vni': cls.single_tunnel_vni,
+ 'instance': INVALID_INDEX,
+ 'mcast_sw_if_index': INVALID_INDEX,
+ 'mode': 1,
+ },
+ is_add=1
+ )
+ 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 = 2
+ # Setup vni 3 to test unicast flooding
+ cls.ucast_flood_bd = 3
+ cls.create_vxlan_gbp_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)
+ except Exception:
+ super(TestVxlanGbp, cls).tearDownClass()
+ raise
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestVxlanGbp, cls).tearDownClass()
+
+ def assert_eq_pkts(self, pkt1, pkt2):
+ """ Verify the Ether, IP, UDP, payload are equal in both
+ packets
+ """
+ self.assertEqual(pkt1[Ether].src, pkt2[Ether].src)
+ self.assertEqual(pkt1[Ether].dst, pkt2[Ether].dst)
+ self.assertEqual(pkt1[IP].src, pkt2[IP].src)
+ self.assertEqual(pkt1[IP].dst, pkt2[IP].dst)
+ self.assertEqual(pkt1[UDP].sport, pkt2[UDP].sport)
+ self.assertEqual(pkt1[UDP].dport, pkt2[UDP].dport)
+ self.assertEqual(pkt1[Raw], pkt2[Raw])
+
+ def test_decap(self):
+ """ Decapsulation test
+ Send encapsulated frames from pg0
+ Verify receipt of decapsulated frames on pg1
+ """
+ encapsulated_pkt = self.encapsulate(self.frame_request,
+ self.single_tunnel_vni)
+
+ self.pg0.add_stream([encapsulated_pkt, ])
+
+ self.pg1.enable_capture()
+
+ self.pg_start()
+
+ # Pick first received frame and check if it's the non-encapsulated
+ # frame
+ out = self.pg1.get_capture(1)
+ pkt = out[0]
+ self.assert_eq_pkts(pkt, self.frame_request)
+
+ def test_encap(self):
+ """ Encapsulation test
+ Send frames from pg1
+ Verify receipt of encapsulated frames on pg0
+ """
+ self.pg1.add_stream([self.frame_reply])
+
+ self.pg0.enable_capture()
+
+ self.pg_start()
+
+ # Pick first received frame and check if it's correctly encapsulated.
+ out = self.pg0.get_capture(1)
+ pkt = out[0]
+ self.check_encapsulation(pkt, self.single_tunnel_vni)
+
+ payload = self.decapsulate(pkt)
+ self.assert_eq_pkts(payload, self.frame_reply)
+
+ def test_ucast_flood(self):
+ """ Unicast flood test
+ Send frames from pg3
+ Verify receipt of encapsulated frames on pg0
+ """
+ self.pg3.add_stream([self.frame_reply])
+
+ self.pg0.enable_capture()
+
+ self.pg_start()
+
+ # Get packet from each tunnel and assert it's correctly encapsulated.
+ out = self.pg0.get_capture(self.n_ucast_tunnels)
+ for pkt in out:
+ self.check_encapsulation(pkt, self.ucast_flood_bd, True)
+ payload = self.decapsulate(pkt)
+ self.assert_eq_pkts(payload, self.frame_reply)
+
+ def test_encap_big_packet(self):
+ """ Encapsulation test send big frame from pg1
+ Verify receipt of encapsulated frames on pg0
+ """
+
+ 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') /
+ IP(src='4.3.2.1', dst='1.2.3.4') /
+ UDP(sport=20000, dport=10000) /
+ Raw(b'\xa5' * 1450))
+
+ self.pg1.add_stream([frame])
+
+ self.pg0.enable_capture()
+
+ self.pg_start()
+
+ # Pick first received frame and check if it's correctly encapsulated.
+ out = self.pg0.get_capture(2)
+ pkt = reassemble4_ether(out)
+ self.check_encapsulation(pkt, self.single_tunnel_vni)
+
+ payload = self.decapsulate(pkt)
+ self.assert_eq_pkts(payload, frame)
+
+# 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(TestVxlanGbp, 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 3 detail"))
+ self.logger.info(self.vapi.cli("show vxlan-gbp tunnel"))
+ self.logger.info(self.vapi.cli("show error"))
+
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)
diff --git a/src/vnet/vxlan/test/test_vxlan_gpe.py b/src/vnet/vxlan/test/test_vxlan_gpe.py
new file mode 100644
index 00000000000..c5d6bf07f7c
--- /dev/null
+++ b/src/vnet/vxlan/test/test_vxlan_gpe.py
@@ -0,0 +1,265 @@
+#!/usr/bin/env python3
+
+import socket
+from util import ip4_range
+import unittest
+from framework import VppTestCase, VppTestRunner, running_extended_tests
+from template_bd import BridgeDomain
+
+from scapy.layers.l2 import Ether
+from scapy.packet import Raw
+from scapy.layers.inet import IP, UDP
+from scapy.layers.vxlan import VXLAN
+
+import util
+from vpp_ip_route import VppIpRoute, VppRoutePath
+
+from vpp_ip import INVALID_INDEX
+
+
+@unittest.skipUnless(running_extended_tests, "part of extended tests")
+class TestVxlanGpe(BridgeDomain, VppTestCase):
+ """ VXLAN-GPE 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-GPE header
+ with its UDP, IP and Ethernet fields
+ """
+ return (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
+ IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
+ UDP(sport=self.dport, dport=self.dport, chksum=0) /
+ VXLAN(vni=vni, flags=self.flags) /
+ pkt)
+
+ def ip_range(self, start, end):
+ """ range of remote ip's """
+ return ip4_range(self.pg0.remote_ip4, start, end)
+
+ def encap_mcast(self, pkt, src_ip, src_mac, vni):
+ """
+ Encapsulate the original payload frame by adding VXLAN-GPE header
+ with its UDP, IP and Ethernet fields
+ """
+ return (Ether(src=src_mac, dst=self.mcast_mac) /
+ IP(src=src_ip, dst=self.mcast_ip4) /
+ 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-GPE header
+ """
+ # check if is set I and P flag
+ self.assertEqual(pkt[VXLAN].flags, 0x0c)
+ return pkt[VXLAN].payload
+
+ # Method for checking VXLAN-GPE encapsulation.
+ #
+ def check_encapsulation(self, pkt, vni, local_only=False, mcast_pkt=False):
+ # 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-GPE tunnel src IP is VPP_IP and dst IP is MY_IP.
+ self.assertEqual(pkt[IP].src, self.pg0.local_ip4)
+ if not local_only:
+ if not mcast_pkt:
+ self.assertEqual(pkt[IP].dst, self.pg0.remote_ip4)
+ else:
+ self.assertEqual(pkt[IP].dst, type(self).mcast_ip4)
+ # Verify UDP destination port is VXLAN-GPE 4790, source UDP port
+ # could be arbitrary.
+ self.assertEqual(pkt[UDP].dport, type(self).dport)
+ # Verify UDP checksum
+ self.assert_udp_checksum_valid(pkt)
+ # Verify VNI
+ self.assertEqual(pkt[VXLAN].vni, vni)
+
+ @classmethod
+ def create_vxlan_gpe_flood_test_bd(cls, vni, n_ucast_tunnels):
+ # 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
+ rip = VppIpRoute(cls, dest_ip4, 32,
+ [VppRoutePath(next_hop_address,
+ INVALID_INDEX)],
+ register=False)
+ rip.add_vpp_config()
+
+ r = cls.vapi.vxlan_gpe_add_del_tunnel(
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=dest_ip4,
+ vni=vni)
+ cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
+ bd_id=vni)
+
+ @classmethod
+ def add_del_shared_mcast_dst_load(cls, is_add):
+ """
+ add or del tunnels sharing the same mcast dst
+ to test vxlan_gpe ref_count mechanism
+ """
+ n_shared_dst_tunnels = 20
+ vni_start = 1000
+ vni_end = vni_start + n_shared_dst_tunnels
+ for vni in range(vni_start, vni_end):
+ r = cls.vapi.vxlan_gpe_add_del_tunnel(
+ local=cls.pg0.local_ip4,
+ remote=cls.mcast_ip4,
+ mcast_sw_if_index=1,
+ vni=vni,
+ is_add=is_add)
+ if r.sw_if_index == 0xffffffff:
+ raise ValueError("bad sw_if_index: ~0")
+
+ @classmethod
+ def add_shared_mcast_dst_load(cls):
+ cls.add_del_shared_mcast_dst_load(is_add=1)
+
+ @classmethod
+ def del_shared_mcast_dst_load(cls):
+ cls.add_del_shared_mcast_dst_load(is_add=0)
+
+ @classmethod
+ def add_del_mcast_tunnels_load(cls, is_add):
+ """
+ add or del tunnels to test vxlan_gpe stability
+ """
+ n_distinct_dst_tunnels = 20
+ ip_range_start = 10
+ ip_range_end = ip_range_start + n_distinct_dst_tunnels
+ for dest_ip4 in ip4_range(cls.mcast_ip4, ip_range_start,
+ ip_range_end):
+ vni = int(dest_ip4.split(".")[3])
+ cls.vapi.vxlan_gpe_add_del_tunnel(
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=dest_ip4,
+ mcast_sw_if_index=1,
+ vni=vni,
+ is_add=is_add)
+
+ @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-GPE 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(TestVxlanGpe, cls).setUpClass()
+
+ try:
+ cls.dport = 4790
+ cls.flags = 0x0c
+
+ # Create 2 pg interfaces.
+ cls.create_pg_interfaces(range(4))
+ for pg in cls.pg_interfaces:
+ pg.admin_up()
+
+ # Configure IPv4 addresses on VPP pg0.
+ cls.pg0.config_ip4()
+
+ # Resolve MAC address for VPP's IP address on pg0.
+ cls.pg0.resolve_arp()
+
+ # Our Multicast address
+ cls.mcast_ip4 = '239.1.1.1'
+ cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip4)
+
+ # Create VXLAN-GPE VTEP on VPP pg0, and put vxlan_gpe_tunnel0
+ # and pg1 into BD.
+ cls.single_tunnel_vni = 0xabcde
+ cls.single_tunnel_bd = 11
+ r = cls.vapi.vxlan_gpe_add_del_tunnel(
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=cls.pg0.remote_ip4,
+ vni=cls.single_tunnel_vni)
+ 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 = 12
+ cls.create_vxlan_gpe_flood_test_bd(cls.mcast_flood_bd,
+ cls.n_ucast_tunnels)
+ r = cls.vapi.vxlan_gpe_add_del_tunnel(
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=cls.mcast_ip4,
+ mcast_sw_if_index=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)
+
+ # Add and delete mcast tunnels to check stability
+ cls.add_shared_mcast_dst_load()
+ cls.add_mcast_tunnels_load()
+ cls.del_shared_mcast_dst_load()
+ cls.del_mcast_tunnels_load()
+
+ # Setup vni 3 to test unicast flooding
+ cls.ucast_flood_bd = 13
+ cls.create_vxlan_gpe_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)
+ except Exception:
+ super(TestVxlanGpe, cls).tearDownClass()
+ raise
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestVxlanGpe, cls).tearDownClass()
+
+ @unittest.skip("test disabled for vxlan-gpe")
+ def test_mcast_flood(self):
+ """ inherited from BridgeDomain """
+ pass
+
+ @unittest.skip("test disabled for vxlan-gpe")
+ def test_mcast_rcv(self):
+ """ inherited from BridgeDomain """
+ pass
+
+ # 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(TestVxlanGpe, self).tearDown()
+
+ def show_commands_at_teardown(self):
+ self.logger.info(self.vapi.cli("show bridge-domain 11 detail"))
+ self.logger.info(self.vapi.cli("show bridge-domain 12 detail"))
+ self.logger.info(self.vapi.cli("show bridge-domain 13 detail"))
+ self.logger.info(self.vapi.cli("show int"))
+ self.logger.info(self.vapi.cli("show vxlan-gpe"))
+ self.logger.info(self.vapi.cli("show trace"))
+
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)
diff --git a/src/vnet/vxlan/test/vpp_vxlan_gbp_tunnel.py b/src/vnet/vxlan/test/vpp_vxlan_gbp_tunnel.py
new file mode 100644
index 00000000000..22555858d12
--- /dev/null
+++ b/src/vnet/vxlan/test/vpp_vxlan_gbp_tunnel.py
@@ -0,0 +1,83 @@
+
+from vpp_interface import VppInterface
+from vpp_papi import VppEnum
+
+
+INDEX_INVALID = 0xffffffff
+
+
+def find_vxlan_gbp_tunnel(test, src, dst, vni):
+ ts = test.vapi.vxlan_gbp_tunnel_dump(INDEX_INVALID)
+ for t in ts:
+ if src == str(t.tunnel.src) and \
+ dst == str(t.tunnel.dst) and \
+ t.tunnel.vni == vni:
+ return t.tunnel.sw_if_index
+ return INDEX_INVALID
+
+
+class VppVxlanGbpTunnel(VppInterface):
+ """
+ VPP VXLAN GBP interface
+ """
+
+ def __init__(self, test, src, dst, vni, mcast_itf=None, mode=None,
+ is_ipv6=None, encap_table_id=None, instance=0xffffffff):
+ """ Create VXLAN-GBP Tunnel interface """
+ super(VppVxlanGbpTunnel, self).__init__(test)
+ self.src = src
+ self.dst = dst
+ self.vni = vni
+ self.mcast_itf = mcast_itf
+ self.ipv6 = is_ipv6
+ self.encap_table_id = encap_table_id
+ self.instance = instance
+ if not mode:
+ self.mode = (VppEnum.vl_api_vxlan_gbp_api_tunnel_mode_t.
+ VXLAN_GBP_API_TUNNEL_MODE_L2)
+ else:
+ self.mode = mode
+
+ def add_vpp_config(self):
+ mcast_sw_if_index = INDEX_INVALID
+ if (self.mcast_itf):
+ mcast_sw_if_index = self.mcast_itf.sw_if_index
+ reply = self.test.vapi.vxlan_gbp_tunnel_add_del(
+ is_add=1,
+ tunnel={
+ 'src': self.src,
+ 'dst': self.dst,
+ 'mode': self.mode,
+ 'vni': self.vni,
+ 'mcast_sw_if_index': mcast_sw_if_index,
+ 'encap_table_id': self.encap_table_id,
+ 'instance': self.instance
+ })
+ self.set_sw_if_index(reply.sw_if_index)
+ self._test.registry.register(self, self._test.logger)
+
+ def remove_vpp_config(self):
+ mcast_sw_if_index = INDEX_INVALID
+ if (self.mcast_itf):
+ mcast_sw_if_index = self.mcast_itf.sw_if_index
+ self.test.vapi.vxlan_gbp_tunnel_add_del(
+ is_add=0,
+ tunnel={
+ 'src': self.src,
+ 'dst': self.dst,
+ 'mode': self.mode,
+ 'vni': self.vni,
+ 'mcast_sw_if_index': mcast_sw_if_index,
+ 'encap_table_id': self.encap_table_id,
+ 'instance': self.instance,
+ })
+
+ def query_vpp_config(self):
+ return (INDEX_INVALID != find_vxlan_gbp_tunnel(self._test,
+ self.src,
+ self.dst,
+ self.vni))
+
+ def object_id(self):
+ return "vxlan-gbp-%d-%d-%s-%s" % (self.sw_if_index, self.vni,
+ self.src, self.dst)
diff --git a/src/vnet/vxlan/test/vpp_vxlan_tunnel.py b/src/vnet/vxlan/test/vpp_vxlan_tunnel.py
new file mode 100644
index 00000000000..dce5ab86c07
--- /dev/null
+++ b/src/vnet/vxlan/test/vpp_vxlan_tunnel.py
@@ -0,0 +1,86 @@
+from vpp_interface import VppInterface
+from vpp_papi import VppEnum
+
+
+INDEX_INVALID = 0xffffffff
+DEFAULT_PORT = 4789
+UNDEFINED_PORT = 0
+
+
+def find_vxlan_tunnel(test, src, dst, s_port, d_port, vni):
+ ts = test.vapi.vxlan_tunnel_v2_dump(INDEX_INVALID)
+
+ src_port = DEFAULT_PORT
+ if s_port != UNDEFINED_PORT:
+ src_port = s_port
+
+ dst_port = DEFAULT_PORT
+ if d_port != UNDEFINED_PORT:
+ dst_port = d_port
+
+ for t in ts:
+ if src == str(t.src_address) and \
+ dst == str(t.dst_address) and \
+ src_port == t.src_port and \
+ dst_port == t.dst_port and \
+ t.vni == vni:
+ return t.sw_if_index
+ return INDEX_INVALID
+
+
+class VppVxlanTunnel(VppInterface):
+ """
+ VPP VXLAN interface
+ """
+
+ def __init__(self, test, src, dst, vni,
+ src_port=UNDEFINED_PORT, dst_port=UNDEFINED_PORT,
+ mcast_itf=None,
+ mcast_sw_if_index=INDEX_INVALID,
+ decap_next_index=INDEX_INVALID,
+ encap_vrf_id=None, instance=0xffffffff):
+ """ Create VXLAN Tunnel interface """
+ super(VppVxlanTunnel, self).__init__(test)
+ self.src = src
+ self.dst = dst
+ self.vni = vni
+ self.src_port = src_port
+ self.dst_port = dst_port
+ self.mcast_itf = mcast_itf
+ self.mcast_sw_if_index = mcast_sw_if_index
+ self.encap_vrf_id = encap_vrf_id
+ self.decap_next_index = decap_next_index
+ self.instance = instance
+
+ if (self.mcast_itf):
+ self.mcast_sw_if_index = self.mcast_itf.sw_if_index
+
+ def add_vpp_config(self):
+ reply = self.test.vapi.vxlan_add_del_tunnel_v2(
+ is_add=1, src_address=self.src, dst_address=self.dst, vni=self.vni,
+ src_port=self.src_port, dst_port=self.dst_port,
+ mcast_sw_if_index=self.mcast_sw_if_index,
+ encap_vrf_id=self.encap_vrf_id,
+ instance=self.instance, decap_next_index=self.decap_next_index)
+ self.set_sw_if_index(reply.sw_if_index)
+ self._test.registry.register(self, self._test.logger)
+
+ def remove_vpp_config(self):
+ self.test.vapi.vxlan_add_del_tunnel_v2(
+ is_add=0, src_address=self.src, dst_address=self.dst, vni=self.vni,
+ src_port=self.src_port, dst_port=self.dst_port,
+ mcast_sw_if_index=self.mcast_sw_if_index,
+ encap_vrf_id=self.encap_vrf_id, instance=self.instance,
+ decap_next_index=self.decap_next_index)
+
+ def query_vpp_config(self):
+ return (INDEX_INVALID != find_vxlan_tunnel(self._test,
+ self.src,
+ self.dst,
+ self.src_port,
+ self.dst_port,
+ self.vni))
+
+ def object_id(self):
+ return "vxlan-%d-%d-%s-%s" % (self.sw_if_index, self.vni,
+ self.src, self.dst)