#!/usr/bin/env python3
+import socket
from socket import inet_pton, inet_ntop
import unittest
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
class TestIPv6(TestIPv6ND):
""" IPv6 Test Case """
+ @classmethod
+ def force_solo(cls):
+ return True
+
@classmethod
def setUpClass(cls):
super(TestIPv6, cls).setUpClass()
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
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 """
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 """
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
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,
#
# 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")
# 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)
#
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())
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 = [[], [], [], []]
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,
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)
Code Review / vpp.git / blobdiff