diff options
Diffstat (limited to 'test/test_vxlan.py')
| -rw-r--r-- | test/test_vxlan.py | 106 |
1 files changed, 52 insertions, 54 deletions
diff --git a/test/test_vxlan.py b/test/test_vxlan.py index 1db34927dd8..cb7e7acf364 100644 --- a/test/test_vxlan.py +++ b/test/test_vxlan.py @@ -1,8 +1,8 @@ #!/usr/bin/env python import unittest +from logging import * from framework import VppTestCase, VppTestRunner -from util import Util from template_bd import BridgeDomain from scapy.layers.l2 import Ether @@ -10,61 +10,49 @@ from scapy.layers.inet import IP, UDP from scapy_handlers.vxlan import VXLAN -## TestVxlan is a subclass of BridgeDomain, Util, VppTestCase classes. -# -# TestVxlan class defines VXLAN test cases for VXLAN encapsulation, -# decapsulation and VXLAN tunnel termination in L2 bridge-domain. -class TestVxlan(BridgeDomain, Util, VppTestCase): +class TestVxlan(BridgeDomain, VppTestCase): """ VXLAN Test Case """ - ## Method to initialize all parent classes. - # - # Initialize BridgeDomain objects, set documentation string for inherited - # tests and initialize VppTestCase object which must be called after - # doc strings are set. def __init__(self, *args): BridgeDomain.__init__(self) - self.test_decap.__func__.__doc__ = ' VXLAN BD decapsulation ' - self.test_encap.__func__.__doc__ = ' VXLAN BD encapsulation ' VppTestCase.__init__(self, *args) - ## Method for VXLAN encapsulate function. - # - # Encapsulate the original payload frame by adding VXLAN header with its - # UDP, IP and Ethernet fields. def encapsulate(self, pkt): - return (Ether(src=self.MY_MACS[0], dst=self.VPP_MACS[0]) / - IP(src=self.MY_IP4S[0], dst=self.VPP_IP4S[0]) / - UDP(sport=4789, dport=4789, chksum=0) / - VXLAN(vni=1) / + """ + 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=self.vni) / pkt) - ## Method for VXLAN decapsulate function. - # - # Decapsulate the original payload frame by removing VXLAN header with - # its UDP, IP and Ethernet fields. def decapsulate(self, pkt): + """ + Decapsulate the original payload frame by removing VXLAN header + """ return pkt[VXLAN].payload - ## Method for checking VXLAN encapsulation. + # Method for checking VXLAN encapsulation. # def check_encapsulation(self, pkt): # TODO: add error messages - ## Verify source MAC is VPP_MAC and destination MAC is MY_MAC resolved + # Verify source MAC is VPP_MAC and destination MAC is MY_MAC resolved # by VPP using ARP. - self.assertEqual(pkt[Ether].src, self.VPP_MACS[0]) - self.assertEqual(pkt[Ether].dst, self.MY_MACS[0]) - ## Verify VXLAN tunnel source IP is VPP_IP and destination IP is MY_IP. - self.assertEqual(pkt[IP].src, self.VPP_IP4S[0]) - self.assertEqual(pkt[IP].dst, self.MY_IP4S[0]) - ## Verify UDP destination port is VXLAN 4789, source UDP port could be + self.assertEqual(pkt[Ether].src, self.pg0.local_mac) + self.assertEqual(pkt[Ether].dst, self.pg0.remote_mac) + # Verify VXLAN tunnel source IP is VPP_IP and destination IP is MY_IP. + self.assertEqual(pkt[IP].src, self.pg0.local_ip4) + self.assertEqual(pkt[IP].dst, self.pg0.remote_ip4) + # Verify UDP destination port is VXLAN 4789, source UDP port could be # arbitrary. - self.assertEqual(pkt[UDP].dport, 4789) + self.assertEqual(pkt[UDP].dport, type(self).dport) # TODO: checksum check - ## Verify VNI, based on configuration it must be 1. - self.assertEqual(pkt[VXLAN].vni, 1) + # Verify VNI, based on configuration it must be 1. + self.assertEqual(pkt[VXLAN].vni, type(self).vni) - ## Class method to start the VXLAN test case. + # 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. @@ -72,31 +60,41 @@ class TestVxlan(BridgeDomain, Util, VppTestCase): @classmethod def setUpClass(cls): super(TestVxlan, cls).setUpClass() + try: - ## Create 2 pg interfaces. - cls.create_interfaces(range(2)) - ## Configure IPv4 addresses on VPP pg0. - cls.config_ip4([0]) - ## Resolve MAC address for VPP's IP address on pg0. - cls.resolve_arp([0]) - - ## Create VXLAN VTEP on VPP pg0, and put vxlan_tunnel0 and pg1 + cls.dport = 4789 + cls.vni = 1 + + # Create 2 pg interfaces. + cls.create_pg_interfaces(range(2)) + cls.pg0.admin_up() + cls.pg1.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 VTEP on VPP pg0, and put vxlan_tunnel0 and pg1 # into BD. - cls.api("vxlan_add_del_tunnel src %s dst %s vni 1" % - (cls.VPP_IP4S[0], cls.MY_IP4S[0])) - cls.api("sw_interface_set_l2_bridge vxlan_tunnel0 bd_id 1") - cls.api("sw_interface_set_l2_bridge pg1 bd_id 1") - except: - ## In case setUpClass fails run tear down. - cls.tearDownClass() + r = cls.vapi.vxlan_add_del_tunnel( + src_addr=cls.pg0.local_ip4n, + dst_addr=cls.pg0.remote_ip4n, + vni=cls.vni) + cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, bd_id=1) + cls.vapi.sw_interface_set_l2_bridge(cls.pg1.sw_if_index, bd_id=1) + except Exception: + super(TestVxlan, cls).tearDownClass() raise - ## Method to define VPP actions before tear down of the test case. + # 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() - self.cli(2, "show bridge-domain 1 detail") + if not self.vpp_dead: + info(self.vapi.cli("show bridge-domain 1 detail")) if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) |