X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_vxlan.py;h=5ded725abf632193a3964495b65204dbc456d21e;hb=c599c6f001bc28e1023fb5e74a27db37b1aae847;hp=3c824b5761a9c530af86537df8fa5edaade7362b;hpb=b3655e5592e3e8e48eb087632f3fa71915891a9f;p=vpp.git diff --git a/test/test_vxlan.py b/test/test_vxlan.py index 3c824b5761a..5ded725abf6 100644 --- a/test/test_vxlan.py +++ b/test/test_vxlan.py @@ -1,7 +1,7 @@ #!/usr/bin/env python import socket -from util import ip4n_range, ip4_range +from util import ip4n_range, ip4_range, reassemble4 import unittest from framework import VppTestCase, VppTestRunner from template_bd import BridgeDomain @@ -11,22 +11,6 @@ from scapy.layers.inet import IP, UDP from scapy.layers.vxlan import VXLAN from scapy.utils import atol -import StringIO - - -def reassemble(listoffragments): - buffer = StringIO.StringIO() - first = listoffragments[0] - buffer.seek(20) - for pkt in listoffragments: - buffer.seek(pkt[IP].frag*8) - buffer.write(pkt[IP].payload) - first.len = len(buffer.getvalue()) + 20 - first.flags = 0 - del(first.chksum) - header = str(first[IP])[:20] - return first[IP].__class__(header + buffer.getvalue()) - class TestVxlan(BridgeDomain, VppTestCase): """ VXLAN Test Case """ @@ -104,12 +88,13 @@ class TestVxlan(BridgeDomain, VppTestCase): for dest_ip4n in ip4n_range(next_hop_address, ip_range_start, ip_range_end): # add host route so dest_ip4n will not be resolved - cls.vapi.ip_add_del_route(dest_ip4n, 32, next_hop_address) - r = cls.vapi.vxlan_add_del_tunnel( - src_addr=cls.pg0.local_ip4n, - dst_addr=dest_ip4n, - vni=vni) - cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, bd_id=vni) + cls.vapi.ip_add_del_route(dst_address=dest_ip4n, + dst_address_length=32, + next_hop_address=next_hop_address) + r = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip4n, + dst_address=dest_ip4n, 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): @@ -121,14 +106,12 @@ class TestVxlan(BridgeDomain, VppTestCase): vni_start = 10000 vni_end = vni_start + n_shared_dst_tunnels for vni in range(vni_start, vni_end): - r = cls.vapi.vxlan_add_del_tunnel( - src_addr=cls.pg0.local_ip4n, - dst_addr=cls.mcast_ip4n, - mcast_sw_if_index=1, - vni=vni, - is_add=is_add) + r = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip4n, + dst_address=cls.mcast_ip4n, + mcast_sw_if_index=1, + is_add=is_add, vni=vni) if r.sw_if_index == 0xffffffff: - raise "bad sw_if_index" + raise ValueError("bad sw_if_index: ~0") @classmethod def add_shared_mcast_dst_load(cls): @@ -149,12 +132,10 @@ class TestVxlan(BridgeDomain, VppTestCase): for dest_ip4n in ip4n_range(cls.mcast_ip4n, ip_range_start, ip_range_end): vni = bytearray(dest_ip4n)[3] - cls.vapi.vxlan_add_del_tunnel( - src_addr=cls.pg0.local_ip4n, - dst_addr=dest_ip4n, - mcast_sw_if_index=1, - vni=vni, - is_add=is_add) + cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip4n, + dst_address=dest_ip4n, + mcast_sw_if_index=1, is_add=is_add, + vni=vni) @classmethod def add_mcast_tunnels_load(cls): @@ -198,29 +179,27 @@ class TestVxlan(BridgeDomain, VppTestCase): # 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_addr=cls.pg0.local_ip4n, - dst_addr=cls.pg0.remote_ip4n, - vni=cls.single_tunnel_bd) - cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, - bd_id=cls.single_tunnel_bd) - cls.vapi.sw_interface_set_l2_bridge(cls.pg1.sw_if_index, + r = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip4n, + dst_address=cls.pg0.remote_ip4n, + 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_addr=cls.pg0.local_ip4n, - dst_addr=cls.mcast_ip4n, - mcast_sw_if_index=1, - vni=cls.mcast_flood_bd) - cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, - bd_id=cls.mcast_flood_bd) - cls.vapi.sw_interface_set_l2_bridge(cls.pg2.sw_if_index, + r = cls.vapi.vxlan_add_del_tunnel(src_address=cls.pg0.local_ip4n, + dst_address=cls.mcast_ip4n, + 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() @@ -232,8 +211,8 @@ class TestVxlan(BridgeDomain, VppTestCase): 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(cls.pg3.sw_if_index, - bd_id=cls.ucast_flood_bd) + 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(TestVxlan, cls).tearDownClass() raise @@ -259,7 +238,7 @@ class TestVxlan(BridgeDomain, VppTestCase): # Pick first received frame and check if it's correctly encapsulated. out = self.pg0.get_capture(2) ether = out[0] - pkt = reassemble(out) + pkt = reassemble4(out) pkt = ether / pkt self.check_encapsulation(pkt, self.single_tunnel_bd)