X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_ip6.py;h=740e2e28510b2c8b3d4e03e6dffb6c46e137993c;hb=990f69450;hp=f4b9ef8c647914bd1898e6756a3926dd9786c658;hpb=f267d11475d12975ca95cf2f5a61ad0f65ab9f45;p=vpp.git diff --git a/test/test_ip6.py b/test/test_ip6.py index f4b9ef8c647..740e2e28510 100644 --- a/test/test_ip6.py +++ b/test/test_ip6.py @@ -1,5 +1,6 @@ #!/usr/bin/env python3 +import socket from socket import inet_pton, inet_ntop import unittest @@ -20,14 +21,17 @@ from six import moves from framework import VppTestCase, VppTestRunner from util import ppp, ip6_normalize, mk_ll_addr +from vpp_papi import VppEnum from vpp_ip import DpoProto from vpp_ip_route import VppIpRoute, VppRoutePath, find_route, VppIpMRoute, \ - VppMRoutePath, MRouteItfFlags, MRouteEntryFlags, VppMplsIpBind, \ + VppMRoutePath, VppMplsIpBind, \ VppMplsRoute, VppMplsTable, VppIpTable, FibPathType, FibPathProto, \ - VppIpInterfaceAddress, find_route_in_dump, find_mroute_in_dump + VppIpInterfaceAddress, find_route_in_dump, find_mroute_in_dump, \ + VppIp6LinkLocalAddress from vpp_neighbor import find_nbr, VppNeighbor from vpp_pg_interface import is_ipv6_misc from vpp_sub_interface import VppSubInterface, VppDot1QSubint +from vpp_policer import VppPolicer from ipaddress import IPv6Network, IPv6Address AF_INET6 = socket.AF_INET6 @@ -161,6 +165,10 @@ class TestIPv6ND(VppTestCase): class TestIPv6(TestIPv6ND): """ IPv6 Test Case """ + @classmethod + def force_solo(cls): + return True + @classmethod def setUpClass(cls): super(TestIPv6, cls).setUpClass() @@ -959,7 +967,7 @@ class TestIPv6(TestIPv6ND): subitf.admin_up() subitf.config_ip6() - rxs = self.pg1._get_capture(timeout=2, filter_out_fn=None) + rxs = self.pg1._get_capture(timeout=4, filter_out_fn=None) # # hunt for the MLD on vlan 99 @@ -976,6 +984,80 @@ class TestIPv6(TestIPv6ND): self.assertEqual(mld.records_number, 4) +class TestIPv6RouteLookup(VppTestCase): + """ IPv6 Route Lookup Test Case """ + routes = [] + + def route_lookup(self, prefix, exact): + return self.vapi.api(self.vapi.papi.ip_route_lookup, + { + 'table_id': 0, + 'exact': exact, + 'prefix': prefix, + }) + + @classmethod + def setUpClass(cls): + super(TestIPv6RouteLookup, cls).setUpClass() + + @classmethod + def tearDownClass(cls): + super(TestIPv6RouteLookup, cls).tearDownClass() + + def setUp(self): + super(TestIPv6RouteLookup, self).setUp() + + drop_nh = VppRoutePath("::1", 0xffffffff, + type=FibPathType.FIB_PATH_TYPE_DROP) + + # Add 3 routes + r = VppIpRoute(self, "2001:1111::", 32, [drop_nh]) + r.add_vpp_config() + self.routes.append(r) + + r = VppIpRoute(self, "2001:1111:2222::", 48, [drop_nh]) + r.add_vpp_config() + self.routes.append(r) + + r = VppIpRoute(self, "2001:1111:2222::1", 128, [drop_nh]) + r.add_vpp_config() + self.routes.append(r) + + def tearDown(self): + # Remove the routes we added + for r in self.routes: + r.remove_vpp_config() + + super(TestIPv6RouteLookup, self).tearDown() + + def test_exact_match(self): + # Verify we find the host route + prefix = "2001:1111:2222::1/128" + result = self.route_lookup(prefix, True) + assert (prefix == str(result.route.prefix)) + + # Verify we find a middle prefix route + prefix = "2001:1111:2222::/48" + result = self.route_lookup(prefix, True) + assert (prefix == str(result.route.prefix)) + + # Verify we do not find an available LPM. + with self.vapi.assert_negative_api_retval(): + self.route_lookup("2001::2/128", True) + + def test_longest_prefix_match(self): + # verify we find lpm + lpm_prefix = "2001:1111:2222::/48" + result = self.route_lookup("2001:1111:2222::2/128", False) + assert (lpm_prefix == str(result.route.prefix)) + + # Verify we find the exact when not requested + result = self.route_lookup(lpm_prefix, False) + assert (lpm_prefix == str(result.route.prefix)) + + # Can't seem to delete the default route so no negative LPM test. + + class TestIPv6IfAddrRoute(VppTestCase): """ IPv6 Interface Addr Route Test Case """ @@ -1048,6 +1130,24 @@ class TestIPv6IfAddrRoute(VppTestCase): self.assertFalse(find_route(self, addr1, 128)) self.assertFalse(find_route(self, addr2, 128)) + def test_ipv6_ifaddr_del(self): + """ Delete an interface address that does not exist """ + + loopbacks = self.create_loopback_interfaces(1) + lo = self.lo_interfaces[0] + + lo.config_ip6() + lo.admin_up() + + # + # try and remove pg0's subnet from lo + # + with self.vapi.assert_negative_api_retval(): + self.vapi.sw_interface_add_del_address( + sw_if_index=lo.sw_if_index, + prefix=self.pg0.local_ip6_prefix, + is_add=0) + class TestICMPv6Echo(VppTestCase): """ ICMPv6 Echo Test Case """ @@ -1746,6 +1846,8 @@ class TestIPDisabled(VppTestCase): def test_ip_disabled(self): """ IP Disabled """ + MRouteItfFlags = VppEnum.vl_api_mfib_itf_flags_t + MRouteEntryFlags = VppEnum.vl_api_mfib_entry_flags_t # # An (S,G). # one accepting interface, pg0, 2 forwarding interfaces @@ -1754,11 +1856,11 @@ class TestIPDisabled(VppTestCase): self, "::", "ffef::1", 128, - MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE, + MRouteEntryFlags.MFIB_API_ENTRY_FLAG_NONE, [VppMRoutePath(self.pg1.sw_if_index, - MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT), + MRouteItfFlags.MFIB_API_ITF_FLAG_ACCEPT), VppMRoutePath(self.pg0.sw_if_index, - MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)]) + MRouteItfFlags.MFIB_API_ITF_FLAG_FORWARD)]) route_ff_01.add_vpp_config() pu = (Ether(src=self.pg1.remote_mac, @@ -2118,8 +2220,8 @@ class TestIP6Punt(VppTestCase): # # add a policer # - policer = self.vapi.policer_add_del(b"ip6-punt", 400, 0, 10, 0, - rate_type=1) + policer = VppPolicer(self, "ip6-punt", 400, 0, 10, 0, rate_type=1) + policer.add_vpp_config() self.vapi.ip_punt_police(policer.policer_index, is_ip6=1) self.vapi.cli("clear trace") @@ -2139,8 +2241,7 @@ class TestIP6Punt(VppTestCase): # 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(b"ip6-punt", 400, 0, 10, 0, - rate_type=1, is_add=0) + policer.remove_vpp_config() self.send_and_expect(self.pg0, pkts, self.pg1) # @@ -2441,7 +2542,6 @@ class TestIPReplace(VppTestCase): for i in self.pg_interfaces: i.admin_up() i.config_ip6() - i.resolve_arp() i.generate_remote_hosts(2) self.tables.append(VppIpTable(self, table_id, True).add_vpp_config()) @@ -2451,11 +2551,13 @@ class TestIPReplace(VppTestCase): super(TestIPReplace, self).tearDown() for i in self.pg_interfaces: i.admin_down() - i.unconfig_ip4() + i.unconfig_ip6() def test_replace(self): """ IP Table Replace """ + MRouteItfFlags = VppEnum.vl_api_mfib_itf_flags_t + MRouteEntryFlags = VppEnum.vl_api_mfib_entry_flags_t N_ROUTES = 20 links = [self.pg0, self.pg1, self.pg2, self.pg3] routes = [[], [], [], []] @@ -2478,18 +2580,18 @@ class TestIPReplace(VppTestCase): multi = VppIpMRoute( self, "::", "ff:2001::%d" % jj, 128, - MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE, + MRouteEntryFlags.MFIB_API_ENTRY_FLAG_NONE, [VppMRoutePath(self.pg0.sw_if_index, - MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT, + MRouteItfFlags.MFIB_API_ITF_FLAG_ACCEPT, proto=FibPathProto.FIB_PATH_NH_PROTO_IP6), VppMRoutePath(self.pg1.sw_if_index, - MRouteItfFlags.MFIB_ITF_FLAG_FORWARD, + MRouteItfFlags.MFIB_API_ITF_FLAG_FORWARD, proto=FibPathProto.FIB_PATH_NH_PROTO_IP6), VppMRoutePath(self.pg2.sw_if_index, - MRouteItfFlags.MFIB_ITF_FLAG_FORWARD, + MRouteItfFlags.MFIB_API_ITF_FLAG_FORWARD, proto=FibPathProto.FIB_PATH_NH_PROTO_IP6), VppMRoutePath(self.pg3.sw_if_index, - MRouteItfFlags.MFIB_ITF_FLAG_FORWARD, + MRouteItfFlags.MFIB_API_ITF_FLAG_FORWARD, proto=FibPathProto.FIB_PATH_NH_PROTO_IP6)], table_id=t.table_id).add_vpp_config() routes[ii].append({'uni': uni, @@ -2559,5 +2661,254 @@ class TestIPReplace(VppTestCase): self.assertEqual(len(t.mdump()), 5) +class TestIP6Replace(VppTestCase): + """ IPv4 Interface Address Replace """ + + @classmethod + def setUpClass(cls): + super(TestIP6Replace, cls).setUpClass() + + @classmethod + def tearDownClass(cls): + super(TestIP6Replace, cls).tearDownClass() + + def setUp(self): + super(TestIP6Replace, self).setUp() + + self.create_pg_interfaces(range(4)) + + for i in self.pg_interfaces: + i.admin_up() + + def tearDown(self): + super(TestIP6Replace, self).tearDown() + for i in self.pg_interfaces: + i.admin_down() + + def get_n_pfxs(self, intf): + return len(self.vapi.ip_address_dump(intf.sw_if_index, True)) + + def test_replace(self): + """ IP interface address replace """ + + intf_pfxs = [[], [], [], []] + + # add prefixes to each of the interfaces + for i in range(len(self.pg_interfaces)): + intf = self.pg_interfaces[i] + + # 2001:16:x::1/64 + addr = "2001:16:%d::1" % intf.sw_if_index + a = VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config() + intf_pfxs[i].append(a) + + # 2001:16:x::2/64 - a different address in the same subnet as above + addr = "2001:16:%d::2" % intf.sw_if_index + a = VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config() + intf_pfxs[i].append(a) + + # 2001:15:x::2/64 - a different address and subnet + addr = "2001:15:%d::2" % intf.sw_if_index + a = VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config() + intf_pfxs[i].append(a) + + # a dump should n_address in it + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 3) + + # + # remove all the address thru a replace + # + self.vapi.sw_interface_address_replace_begin() + self.vapi.sw_interface_address_replace_end() + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 0) + + # + # add all the interface addresses back + # + for p in intf_pfxs: + for v in p: + v.add_vpp_config() + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 3) + + # + # replace again, but this time update/re-add the address on the first + # two interfaces + # + self.vapi.sw_interface_address_replace_begin() + + for p in intf_pfxs[:2]: + for v in p: + v.add_vpp_config() + + self.vapi.sw_interface_address_replace_end() + + # on the first two the address still exist, + # on the other two they do not + for intf in self.pg_interfaces[:2]: + self.assertEqual(self.get_n_pfxs(intf), 3) + for p in intf_pfxs[:2]: + for v in p: + self.assertTrue(v.query_vpp_config()) + for intf in self.pg_interfaces[2:]: + self.assertEqual(self.get_n_pfxs(intf), 0) + + # + # add all the interface addresses back on the last two + # + for p in intf_pfxs[2:]: + for v in p: + v.add_vpp_config() + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 3) + + # + # replace again, this time add different prefixes on all the interfaces + # + self.vapi.sw_interface_address_replace_begin() + + pfxs = [] + for intf in self.pg_interfaces: + # 2001:18:x::1/64 + addr = "2001:18:%d::1" % intf.sw_if_index + pfxs.append(VppIpInterfaceAddress(self, intf, addr, + 64).add_vpp_config()) + + self.vapi.sw_interface_address_replace_end() + + # only .18 should exist on each interface + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 1) + for pfx in pfxs: + self.assertTrue(pfx.query_vpp_config()) + + # + # remove everything + # + self.vapi.sw_interface_address_replace_begin() + self.vapi.sw_interface_address_replace_end() + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 0) + + # + # add prefixes to each interface. post-begin add the prefix from + # interface X onto interface Y. this would normally be an error + # since it would generate a 'duplicate address' warning. but in + # this case, since what is newly downloaded is sane, it's ok + # + for intf in self.pg_interfaces: + # 2001:18:x::1/64 + addr = "2001:18:%d::1" % intf.sw_if_index + VppIpInterfaceAddress(self, intf, addr, 64).add_vpp_config() + + self.vapi.sw_interface_address_replace_begin() + + pfxs = [] + for intf in self.pg_interfaces: + # 2001:18:x::1/64 + addr = "2001:18:%d::1" % (intf.sw_if_index + 1) + pfxs.append(VppIpInterfaceAddress(self, intf, + addr, 64).add_vpp_config()) + + self.vapi.sw_interface_address_replace_end() + + self.logger.info(self.vapi.cli("sh int addr")) + + for intf in self.pg_interfaces: + self.assertEqual(self.get_n_pfxs(intf), 1) + for pfx in pfxs: + self.assertTrue(pfx.query_vpp_config()) + + +class TestIP6LinkLocal(VppTestCase): + """ IPv6 Link Local """ + + @classmethod + def setUpClass(cls): + super(TestIP6LinkLocal, cls).setUpClass() + + @classmethod + def tearDownClass(cls): + super(TestIP6LinkLocal, cls).tearDownClass() + + def setUp(self): + super(TestIP6LinkLocal, self).setUp() + + self.create_pg_interfaces(range(2)) + + for i in self.pg_interfaces: + i.admin_up() + + def tearDown(self): + super(TestIP6LinkLocal, self).tearDown() + for i in self.pg_interfaces: + i.admin_down() + + def test_ip6_ll(self): + """ IPv6 Link Local """ + + # + # two APIs to add a link local address. + # 1 - just like any other prefix + # 2 - with the special set LL API + # + + # + # First with the API to set a 'normal' prefix + # + ll1 = "fe80:1::1" + ll2 = "fe80:2::2" + ll3 = "fe80:3::3" + + VppIpInterfaceAddress(self, self.pg0, ll1, 128).add_vpp_config() + + # + # should be able to ping the ll + # + p_echo_request_1 = (Ether(src=self.pg0.remote_mac, + dst=self.pg0.local_mac) / + IPv6(src=ll2, + dst=ll1) / + ICMPv6EchoRequest()) + + self.send_and_expect(self.pg0, [p_echo_request_1], self.pg0) + + # + # change the link-local on pg0 + # + v_ll3 = VppIpInterfaceAddress(self, self.pg0, + ll3, 128).add_vpp_config() + + p_echo_request_3 = (Ether(src=self.pg0.remote_mac, + dst=self.pg0.local_mac) / + IPv6(src=ll2, + dst=ll3) / + ICMPv6EchoRequest()) + + self.send_and_expect(self.pg0, [p_echo_request_3], self.pg0) + + # + # set a normal v6 prefix on the link + # + self.pg0.config_ip6() + + self.send_and_expect(self.pg0, [p_echo_request_3], self.pg0) + + # the link-local cannot be removed + with self.vapi.assert_negative_api_retval(): + v_ll3.remove_vpp_config() + + # + # Use the specific link-local API on pg1 + # + VppIp6LinkLocalAddress(self, self.pg1, ll1).add_vpp_config() + self.send_and_expect(self.pg1, [p_echo_request_1], self.pg1) + + VppIp6LinkLocalAddress(self, self.pg1, ll3).add_vpp_config() + self.send_and_expect(self.pg1, [p_echo_request_3], self.pg1) + + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)