X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_ip6.py;h=7c9df4657072bdc55c9899f91377c040a162538d;hb=4271c971919bb8defa3ca54f4a362676cd57bfb2;hp=930d556a876a94809d5ebb2c7275be1a12a87b75;hpb=ae8098350cb7b96f7495fa4d4180238064256e14;p=vpp.git diff --git a/test/test_ip6.py b/test/test_ip6.py index 930d556a876..7c9df465707 100644 --- a/test/test_ip6.py +++ b/test/test_ip6.py @@ -4,6 +4,7 @@ import socket 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, \ @@ -18,7 +19,7 @@ from scapy.utils6 import in6_getnsma, in6_getnsmac, in6_ptop, in6_islladdr, \ from six import moves from framework import VppTestCase, VppTestRunner -from util import ppp, ip6_normalize +from util import ppp, ip6_normalize, mk_ll_addr from vpp_ip import DpoProto from vpp_ip_route import VppIpRoute, VppRoutePath, find_route, VppIpMRoute, \ VppMRoutePath, MRouteItfFlags, MRouteEntryFlags, VppMplsIpBind, \ @@ -26,14 +27,16 @@ from vpp_ip_route import VppIpRoute, VppRoutePath, find_route, VppIpMRoute, \ from vpp_neighbor import find_nbr, VppNeighbor from vpp_pg_interface import is_ipv6_misc from vpp_sub_interface import VppSubInterface, VppDot1QSubint +from ipaddress import IPv6Network, IPv4Network AF_INET6 = socket.AF_INET6 +try: + text_type = unicode +except NameError: + text_type = str -def mk_ll_addr(mac): - euid = in6_mactoifaceid(mac) - addr = "fe80::" + euid - return addr +NUM_PKTS = 67 class TestIPv6ND(VppTestCase): @@ -160,6 +163,10 @@ class TestIPv6(TestIPv6ND): def setUpClass(cls): super(TestIPv6, cls).setUpClass() + @classmethod + def tearDownClass(cls): + super(TestIPv6, cls).tearDownClass() + def setUp(self): """ Perform test setup before test case. @@ -245,8 +252,10 @@ class TestIPv6(TestIPv6ND): 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" % @@ -318,7 +327,7 @@ class TestIPv6(TestIPv6ND): 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( @@ -445,7 +454,6 @@ class TestIPv6(TestIPv6ND): self.pg0.sw_if_index, self.pg0.remote_hosts[2].mac, self.pg0.remote_hosts[2].ip6, - af=AF_INET6, is_no_fib_entry=1) nd_entry.add_vpp_config() @@ -454,8 +462,7 @@ class TestIPv6(TestIPv6ND): # self.assertTrue(find_nbr(self, self.pg0.sw_if_index, - self.pg0._remote_hosts[2].ip6, - inet=AF_INET6)) + self.pg0._remote_hosts[2].ip6)) self.assertFalse(find_route(self, self.pg0._remote_hosts[2].ip6, 128, @@ -483,8 +490,7 @@ class TestIPv6(TestIPv6ND): # self.assertTrue(find_nbr(self, self.pg0.sw_if_index, - self.pg0._remote_hosts[2].ip6_ll, - inet=AF_INET6)) + self.pg0._remote_hosts[2].ip6_ll)) self.assertFalse(find_route(self, self.pg0._remote_hosts[2].ip6_ll, 128, @@ -511,8 +517,7 @@ class TestIPv6(TestIPv6ND): # self.assertTrue(find_nbr(self, self.pg0.sw_if_index, - self.pg0._remote_hosts[3].ip6_ll, - inet=AF_INET6)) + self.pg0._remote_hosts[3].ip6_ll)) self.assertFalse(find_route(self, self.pg0._remote_hosts[3].ip6_ll, 128, @@ -532,14 +537,12 @@ class TestIPv6(TestIPv6ND): ns_pg1 = VppNeighbor(self, self.pg1.sw_if_index, self.pg1.remote_hosts[1].mac, - self.pg1.remote_hosts[1].ip6, - af=AF_INET6) + self.pg1.remote_hosts[1].ip6) ns_pg1.add_vpp_config() ns_pg2 = VppNeighbor(self, self.pg2.sw_if_index, self.pg2.remote_mac, - self.pg1.remote_hosts[1].ip6, - af=AF_INET6) + self.pg1.remote_hosts[1].ip6) ns_pg2.add_vpp_config() # @@ -566,7 +569,7 @@ class TestIPv6(TestIPv6ND): # # 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() @@ -629,7 +632,7 @@ class TestIPv6(TestIPv6ND): # 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, @@ -688,7 +691,8 @@ class TestIPv6(TestIPv6ND): 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. # @@ -755,7 +759,7 @@ class TestIPv6(TestIPv6ND): # # Configure The RA to announce the links prefix # - self.pg0.ip6_ra_prefix(self.pg0.local_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len) # @@ -781,7 +785,7 @@ class TestIPv6(TestIPv6ND): # Change the prefix info to not off-link # L-flag is clear # - self.pg0.ip6_ra_prefix(self.pg0.local_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len, off_link=1) @@ -801,7 +805,7 @@ class TestIPv6(TestIPv6ND): # Change the prefix info to not off-link, no-autoconfig # L and A flag are clear in the advert # - self.pg0.ip6_ra_prefix(self.pg0.local_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len, off_link=1, no_autoconfig=1) @@ -822,7 +826,7 @@ class TestIPv6(TestIPv6ND): # Change the flag settings back to the defaults # L and A flag are set in the advert # - self.pg0.ip6_ra_prefix(self.pg0.local_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len) opt = ICMPv6NDOptPrefixInfo( @@ -841,7 +845,7 @@ class TestIPv6(TestIPv6ND): # Change the prefix info to not off-link, no-autoconfig # L and A flag are clear in the advert # - self.pg0.ip6_ra_prefix(self.pg0.local_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len, off_link=1, no_autoconfig=1) @@ -859,10 +863,10 @@ class TestIPv6(TestIPv6ND): 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_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len, use_default=1) @@ -881,7 +885,7 @@ class TestIPv6(TestIPv6ND): # # Advertise Another prefix. With no L-flag/A-flag # - self.pg0.ip6_ra_prefix(self.pg1.local_ip6n, + self.pg0.ip6_ra_prefix(self.pg1.local_ip6, self.pg1.local_ip6_prefix_len, off_link=1, no_autoconfig=1) @@ -908,10 +912,10 @@ class TestIPv6(TestIPv6ND): 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_ip6n, + self.pg0.ip6_ra_prefix(self.pg0.local_ip6, self.pg0.local_ip6_prefix_len, is_no=1) @@ -928,9 +932,9 @@ class TestIPv6(TestIPv6ND): 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_ip6n, + self.pg0.ip6_ra_prefix(self.pg1.local_ip6, self.pg1.local_ip6_prefix_len, is_no=1) @@ -948,6 +952,14 @@ class TestIPv6(TestIPv6ND): 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() @@ -977,7 +989,7 @@ class TestICMPv6Echo(VppTestCase): 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, @@ -1017,6 +1029,10 @@ class TestIPv6RD(TestIPv6ND): def setUpClass(cls): super(TestIPv6RD, cls).setUpClass() + @classmethod + def tearDownClass(cls): + super(TestIPv6RD, cls).tearDownClass() + def setUp(self): super(TestIPv6RD, self).setUp() @@ -1064,11 +1080,13 @@ class TestIPv6RD(TestIPv6ND): self.pg1.local_mac) def verify_prefix_info(self, reported_prefix, prefix_option): - prefix = socket.inet_pton(socket.AF_INET6, - prefix_option.getfieldval("prefix")) - self.assert_equal(reported_prefix.dst_address, prefix) - self.assert_equal(reported_prefix.dst_address_length, - prefix_option.getfieldval("prefixlen")) + prefix = IPv6Network( + text_type(prefix_option.getfieldval("prefix") + + "/" + + text_type(prefix_option.getfieldval("prefixlen"))), + strict=False) + self.assert_equal(reported_prefix.prefix.network_address, + prefix.network_address) L = prefix_option.getfieldval("L") A = prefix_option.getfieldval("A") option_flags = (L << 7) | (A << 6) @@ -1132,6 +1150,10 @@ class TestIPv6RDControlPlane(TestIPv6ND): def setUpClass(cls): super(TestIPv6RDControlPlane, cls).setUpClass() + @classmethod + def tearDownClass(cls): + super(TestIPv6RDControlPlane, cls).tearDownClass() + def setUp(self): super(TestIPv6RDControlPlane, self).setUp() @@ -1167,10 +1189,10 @@ class TestIPv6RDControlPlane(TestIPv6ND): 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 @@ -1288,6 +1310,7 @@ class TestIPv6RDControlPlane(TestIPv6ND): # 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::') @@ -1304,6 +1327,14 @@ class TestIPv6RDControlPlane(TestIPv6ND): 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() @@ -1349,9 +1380,9 @@ class IPv6NDProxyTest(TestIPv6ND): # # 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 @@ -1366,8 +1397,7 @@ class IPv6NDProxyTest(TestIPv6ND): # self.assertTrue(find_nbr(self, self.pg1.sw_if_index, - self.pg0._remote_hosts[2].ip6, - inet=AF_INET6)) + self.pg0._remote_hosts[2].ip6)) # # ... and we can route traffic to it @@ -1417,9 +1447,9 @@ class IPv6NDProxyTest(TestIPv6ND): 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", @@ -1428,8 +1458,7 @@ class IPv6NDProxyTest(TestIPv6ND): self.assertTrue(find_nbr(self, self.pg2.sw_if_index, - self.pg0._remote_hosts[3].ip6, - inet=AF_INET6)) + self.pg0._remote_hosts[3].ip6)) # # hosts can communicate. pg2->pg1 @@ -1458,23 +1487,19 @@ class IPv6NDProxyTest(TestIPv6ND): # # 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, - self.pg0._remote_hosts[3].ip6, - inet=AF_INET6)) + self.pg0._remote_hosts[3].ip6)) self.assertFalse(find_nbr(self, self.pg1.sw_if_index, - self.pg0._remote_hosts[2].ip6, - inet=AF_INET6)) + self.pg0._remote_hosts[2].ip6)) # # no longer proxy-ing... @@ -1499,6 +1524,14 @@ class IPv6NDProxyTest(TestIPv6ND): 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() @@ -1567,13 +1600,21 @@ class TestIPNull(VppTestCase): 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() @@ -1656,6 +1697,14 @@ class TestIPDisabled(VppTestCase): 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() @@ -1677,20 +1726,20 @@ class TestIP6LoadBalance(VppTestCase): i.disable_mpls() super(TestIP6LoadBalance, self).tearDown() - def send_and_expect_load_balancing(self, input, pkts, outputs): + def pg_send(self, input, pkts): self.vapi.cli("clear trace") input.add_stream(pkts) self.pg_enable_capture(self.pg_interfaces) self.pg_start() + + def send_and_expect_load_balancing(self, input, pkts, outputs): + self.pg_send(input, pkts) for oo in outputs: rx = oo._get_capture(1) self.assertNotEqual(0, len(rx)) def send_and_expect_one_itf(self, input, pkts, itf): - self.vapi.cli("clear trace") - input.add_stream(pkts) - self.pg_enable_capture(self.pg_interfaces) - self.pg_start() + self.pg_send(input, pkts) rx = itf.get_capture(len(pkts)) def test_ip6_load_balance(self): @@ -1714,7 +1763,7 @@ class TestIP6LoadBalance(VppTestCase): 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) / @@ -1750,7 +1799,7 @@ class TestIP6LoadBalance(VppTestCase): 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, @@ -1788,7 +1837,7 @@ class TestIP6LoadBalance(VppTestCase): # 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, @@ -1804,7 +1853,7 @@ class TestIP6LoadBalance(VppTestCase): # # 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) @@ -1813,7 +1862,8 @@ class TestIP6LoadBalance(VppTestCase): # - 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]) @@ -1824,7 +1874,8 @@ class TestIP6LoadBalance(VppTestCase): # # 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 @@ -1919,6 +1970,14 @@ class TestIP6LoadBalance(VppTestCase): 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() @@ -1960,7 +2019,7 @@ class TestIP6Punt(VppTestCase): # # 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) @@ -1970,7 +2029,7 @@ class TestIP6Punt(VppTestCase): 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) @@ -1978,10 +2037,10 @@ class TestIP6Punt(VppTestCase): self.assertLess(len(rx), len(pkts)) # - # remove the poilcer. back to full rx + # 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) @@ -2047,6 +2106,14 @@ class TestIP6Punt(VppTestCase): 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() @@ -2166,6 +2233,14 @@ class TestIPDeag(VppTestCase): 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() @@ -2195,7 +2270,7 @@ class TestIP6Input(VppTestCase): 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] @@ -2234,7 +2309,7 @@ class TestIP6Input(VppTestCase): 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)