import unittest
from parameterized import parameterized
+import scapy.compat
import scapy.layers.inet6 as inet6
from scapy.contrib.mpls import MPLS
from scapy.layers.inet6 import IPv6, ICMPv6ND_NS, ICMPv6ND_RS, \
ICMPv6ND_RA, ICMPv6NDOptMTU, ICMPv6NDOptSrcLLAddr, ICMPv6NDOptPrefixInfo, \
ICMPv6ND_NA, ICMPv6NDOptDstLLAddr, ICMPv6DestUnreach, icmp6types, \
- ICMPv6TimeExceeded, ICMPv6EchoRequest, ICMPv6EchoReply
+ ICMPv6TimeExceeded, ICMPv6EchoRequest, ICMPv6EchoReply, IPv6ExtHdrHopByHop
from scapy.layers.l2 import Ether, Dot1Q
from scapy.packet import Raw
from scapy.utils import inet_pton, inet_ntop
except NameError:
text_type = str
+NUM_PKTS = 67
+
class TestIPv6ND(VppTestCase):
def validate_ra(self, intf, rx, dst_ip=None):
def setUpClass(cls):
super(TestIPv6, cls).setUpClass()
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPv6, cls).tearDownClass()
+
def setUp(self):
"""
Perform test setup before test case.
for i in self.interfaces:
next_hop_address = i.local_ip6n
for j in range(count / n_int):
- self.vapi.ip_add_del_route(
- dest_addr, dest_addr_len, next_hop_address, is_ipv6=1)
+ self.vapi.ip_add_del_route(dst_address=dest_addr,
+ dst_address_length=dest_addr_len,
+ next_hop_address=next_hop_address,
+ is_ipv6=1)
counter += 1
if counter / count * 100 > percent:
self.logger.info("Configure %d FIB entries .. %d%% done" %
try:
ip = packet[IPv6]
udp = packet[inet6.UDP]
- payload_info = self.payload_to_info(str(packet[Raw]))
+ payload_info = self.payload_to_info(packet[Raw])
packet_index = payload_info.index
self.assertEqual(payload_info.dst, dst_sw_if_index)
self.logger.debug(
#
# remove the duplicate on pg1
- # packet stream shoud generate NSs out of pg1
+ # packet stream should generate NSs out of pg1
#
ns_pg1.remove_vpp_config()
# decipher how to decode. this 1st layer of option always returns
# nested classes, so a direct obj1=obj2 comparison always fails.
# however, the getlayer(.., 2) does give one instnace.
- # so we cheat here and construct a new opt instnace for comparison
+ # so we cheat here and construct a new opt instance for comparison
rd = ICMPv6NDOptPrefixInfo(
prefixlen=raos.prefixlen,
prefix=raos.prefix,
self.send_and_assert_no_replies(self.pg0, pkts, "RA rate limited")
#
- # When we reconfiure the IPv6 RA config, we reset the RA rate limiting,
+ # When we reconfigure the IPv6 RA config,
+ # we reset the RA rate limiting,
# so we need to do this before each test below so as not to drop
# packets for rate limiting reasons. Test this works here.
#
opt=opt)
#
- # Use the reset to defults option to revert to defaults
+ # Use the reset to defaults option to revert to defaults
# L and A flag are clear in the advert
#
self.pg0.ip6_ra_prefix(self.pg0.local_ip6,
opt=opt)
#
- # Remove the first refix-info - expect the second is still in the
+ # Remove the first prefix-info - expect the second is still in the
# advert
#
self.pg0.ip6_ra_prefix(self.pg0.local_ip6,
opt=opt)
#
- # Remove the second prefix-info - expect no prefix-info i nthe adverts
+ # Remove the second prefix-info - expect no prefix-info in the adverts
#
self.pg0.ip6_ra_prefix(self.pg1.local_ip6,
self.pg1.local_ip6_prefix_len,
class TestICMPv6Echo(VppTestCase):
""" ICMPv6 Echo Test Case """
+ @classmethod
+ def setUpClass(cls):
+ super(TestICMPv6Echo, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestICMPv6Echo, cls).tearDownClass()
+
def setUp(self):
super(TestICMPv6Echo, self).setUp()
icmpv6_id = 0xb
icmpv6_seq = 5
- icmpv6_data = '\x0a' * 18
+ icmpv6_data = b'\x0a' * 18
p_echo_request = (Ether(src=self.pg0.remote_mac,
dst=self.pg0.local_mac) /
IPv6(src=self.pg0.remote_ip6,
def setUpClass(cls):
super(TestIPv6RD, cls).setUpClass()
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPv6RD, cls).tearDownClass()
+
def setUp(self):
super(TestIPv6RD, self).setUp()
def setUpClass(cls):
super(TestIPv6RDControlPlane, cls).setUpClass()
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPv6RDControlPlane, cls).tearDownClass()
+
def setUp(self):
super(TestIPv6RDControlPlane, self).setUp()
if entry.address_length == 0:
for path in entry.path:
if path.sw_if_index != 0xFFFFFFFF:
- defaut_route = {}
- defaut_route['sw_if_index'] = path.sw_if_index
- defaut_route['next_hop'] = path.next_hop
- list.append(defaut_route)
+ default_route = {}
+ default_route['sw_if_index'] = path.sw_if_index
+ default_route['next_hop'] = path.next_hop
+ list.append(default_route)
return list
@staticmethod
# check FIB still contains the SLAAC address
addresses = set(self.get_interface_addresses(fib, self.pg0))
new_addresses = addresses.difference(initial_addresses)
+
self.assertEqual(len(new_addresses), 1)
prefix = list(new_addresses)[0][:8] + '\0\0\0\0\0\0\0\0'
self.assertEqual(inet_ntop(AF_INET6, prefix), '1::')
class IPv6NDProxyTest(TestIPv6ND):
""" IPv6 ND ProxyTest Case """
+ @classmethod
+ def setUpClass(cls):
+ super(IPv6NDProxyTest, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(IPv6NDProxyTest, cls).tearDownClass()
+
def setUp(self):
super(IPv6NDProxyTest, self).setUp()
#
# Add proxy support for the host
#
- self.vapi.ip6_nd_proxy(
- inet_pton(AF_INET6, self.pg0._remote_hosts[2].ip6),
- self.pg1.sw_if_index)
+ self.vapi.ip6nd_proxy_add_del(
+ ip=inet_pton(AF_INET6, self.pg0._remote_hosts[2].ip6),
+ sw_if_index=self.pg1.sw_if_index)
#
# try that NS again. this time we expect an NA back
ICMPv6NDOptSrcLLAddr(
lladdr=self.pg0._remote_hosts[2].mac))
- self.vapi.ip6_nd_proxy(
- inet_pton(AF_INET6, self.pg0._remote_hosts[3].ip6),
- self.pg2.sw_if_index)
+ self.vapi.ip6nd_proxy_add_del(
+ ip=inet_pton(AF_INET6, self.pg0._remote_hosts[3].ip6),
+ sw_if_index=self.pg2.sw_if_index)
self.send_and_expect_na(self.pg2, ns_pg2,
"NS to proxy entry other interface",
#
# remove the proxy configs
#
- self.vapi.ip6_nd_proxy(
- inet_pton(AF_INET6, self.pg0._remote_hosts[2].ip6),
- self.pg1.sw_if_index,
- is_del=1)
- self.vapi.ip6_nd_proxy(
- inet_pton(AF_INET6, self.pg0._remote_hosts[3].ip6),
- self.pg2.sw_if_index,
- is_del=1)
+ self.vapi.ip6nd_proxy_add_del(
+ ip=inet_pton(AF_INET6, self.pg0._remote_hosts[2].ip6),
+ sw_if_index=self.pg1.sw_if_index, is_del=1)
+ self.vapi.ip6nd_proxy_add_del(
+ ip=inet_pton(AF_INET6, self.pg0._remote_hosts[3].ip6),
+ sw_if_index=self.pg2.sw_if_index, is_del=1)
self.assertFalse(find_nbr(self,
self.pg2.sw_if_index,
class TestIPNull(VppTestCase):
""" IPv6 routes via NULL """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIPNull, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPNull, cls).tearDownClass()
+
def setUp(self):
super(TestIPNull, self).setUp()
class TestIPDisabled(VppTestCase):
""" IPv6 disabled """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIPDisabled, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPDisabled, cls).tearDownClass()
+
def setUp(self):
super(TestIPDisabled, self).setUp()
# create 2 pg interfaces
self.create_pg_interfaces(range(2))
- # PG0 is IP enalbed
+ # PG0 is IP enabled
self.pg0.admin_up()
self.pg0.config_ip6()
self.pg0.resolve_ndp()
class TestIP6LoadBalance(VppTestCase):
""" IPv6 Load-Balancing """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIP6LoadBalance, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIP6LoadBalance, cls).tearDownClass()
+
def setUp(self):
super(TestIP6LoadBalance, self).setUp()
src_ip_pkts = []
src_mpls_pkts = []
- for ii in range(65):
+ for ii in range(NUM_PKTS):
port_ip_hdr = (
IPv6(dst="3000::1", src="3000:1::1") /
inet6.UDP(sport=1234, dport=1234 + ii) /
src_ip_hdr))
#
- # A route for the IP pacekts
+ # A route for the IP packets
#
route_3000_1 = VppIpRoute(self, "3000::1", 128,
[VppRoutePath(self.pg1.remote_ip6,
# src,dst
# We are not going to ensure equal amounts of packets across each link,
# since the hash algorithm is statistical and therefore this can never
- # be guaranteed. But wuth 64 different packets we do expect some
+ # be guaranteed. But with 64 different packets we do expect some
# balancing. So instead just ensure there is traffic on each link.
#
self.send_and_expect_load_balancing(self.pg0, port_ip_pkts,
#
# The packets with Entropy label in should not load-balance,
- # since the Entorpy value is fixed.
+ # since the Entropy value is fixed.
#
self.send_and_expect_one_itf(self.pg0, port_ent_pkts, self.pg1)
# - now only the stream with differing source address will
# load-balance
#
- self.vapi.set_ip_flow_hash(0, is_ip6=1, src=1, dst=1, sport=0, dport=0)
+ self.vapi.set_ip_flow_hash(vrf_id=0, src=1, dst=1, sport=0, dport=0,
+ is_ipv6=1)
self.send_and_expect_load_balancing(self.pg0, src_ip_pkts,
[self.pg1, self.pg2])
#
# change the flow hash config back to defaults
#
- self.vapi.set_ip_flow_hash(0, is_ip6=1, src=1, dst=1, sport=1, dport=1)
+ self.vapi.set_ip_flow_hash(vrf_id=0, src=1, dst=1, sport=1, dport=1,
+ is_ipv6=1)
#
# Recursive prefixes
class TestIP6Punt(VppTestCase):
""" IPv6 Punt Police/Redirect """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIP6Punt, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIP6Punt, cls).tearDownClass()
+
def setUp(self):
super(TestIP6Punt, self).setUp()
#
# add a policer
#
- policer = self.vapi.policer_add_del("ip6-punt", 400, 0, 10, 0,
+ policer = self.vapi.policer_add_del(b"ip6-punt", 400, 0, 10, 0,
rate_type=1)
self.vapi.ip_punt_police(policer.policer_index, is_ip6=1)
self.pg_start()
#
- # the number of packet recieved should be greater than 0,
+ # the number of packet received should be greater than 0,
# but not equal to the number sent, since some were policed
#
rx = self.pg1._get_capture(1)
# remove the policer. back to full rx
#
self.vapi.ip_punt_police(policer.policer_index, is_add=0, is_ip6=1)
- self.vapi.policer_add_del("ip6-punt", 400, 0, 10, 0,
+ self.vapi.policer_add_del(b"ip6-punt", 400, 0, 10, 0,
rate_type=1, is_add=0)
self.send_and_expect(self.pg0, pkts, self.pg1)
class TestIPDeag(VppTestCase):
""" IPv6 Deaggregate Routes """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIPDeag, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPDeag, cls).tearDownClass()
+
def setUp(self):
super(TestIPDeag, self).setUp()
class TestIP6Input(VppTestCase):
""" IPv6 Input Exception Test Cases """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIP6Input, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIP6Input, cls).tearDownClass()
+
def setUp(self):
super(TestIP6Input, self).setUp()
inet6.UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_expect(self.pg0, p_version * 65, self.pg0)
+ rx = self.send_and_expect(self.pg0, p_version * NUM_PKTS, self.pg0)
rx = rx[0]
icmp = rx[ICMPv6TimeExceeded]
l4 /
Raw('\xa5' * 100))
- self.send_and_assert_no_replies(self.pg0, p_version * 65,
+ self.send_and_assert_no_replies(self.pg0, p_version * NUM_PKTS,
remark=msg or "",
timeout=timeout)
+ def test_hop_by_hop(self):
+ """ Hop-by-hop header test """
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6) /
+ IPv6ExtHdrHopByHop() /
+ inet6.UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ self.pg0.add_stream(p)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)