from util import ppp
from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpMRoute, \
VppMRoutePath, MRouteItfFlags, MRouteEntryFlags, VppMplsIpBind, \
- VppMplsTable, VppIpTable
+ VppMplsTable, VppIpTable, FibPathType, find_route
from vpp_sub_interface import VppSubInterface, VppDot1QSubint, VppDot1ADSubint
+from vpp_papi import VppEnum
+
+NUM_PKTS = 67
class TestIPv4(VppTestCase):
i.resolve_arp()
# config 2M FIB entries
- self.config_fib_entries(200)
def tearDown(self):
"""Run standard test teardown and log ``show ip arp``."""
super(TestIPv4, self).tearDown()
- if not self.vpp_dead:
- self.logger.info(self.vapi.cli("show ip arp"))
- # info(self.vapi.cli("show ip fib")) # many entries
-
- def config_fib_entries(self, count):
- """For each interface add to the FIB table *count* routes to
- "10.0.0.1/32" destination with interface's local address as next-hop
- address.
- :param int count: Number of FIB entries.
-
- - *TODO:* check if the next-hop address shouldn't be remote address
- instead of local address.
- """
- n_int = len(self.interfaces)
- percent = 0
- counter = 0.0
- dest_addr = socket.inet_pton(socket.AF_INET, "10.0.0.1")
- dest_addr_len = 32
- for i in self.interfaces:
- next_hop_address = i.local_ip4n
- for j in range(count / n_int):
- self.vapi.ip_add_del_route(dst_address=dest_addr,
- dst_address_length=dest_addr_len,
- next_hop_address=next_hop_address)
- counter += 1
- if counter / count * 100 > percent:
- self.logger.info("Configure %d FIB entries .. %d%% done" %
- (count, percent))
- percent += 1
+ def show_commands_at_teardown(self):
+ self.logger.info(self.vapi.cli("show ip arp"))
+ # info(self.vapi.cli("show ip fib")) # many entries
def modify_packet(self, src_if, packet_size, pkt):
"""Add load, set destination IP and extend packet to required packet
..note:: Python API is too slow to add many routes, needs replacement.
"""
- def config_fib_many_to_one(self, start_dest_addr, next_hop_addr, count):
+ def config_fib_many_to_one(self, start_dest_addr, next_hop_addr,
+ count, start=0):
"""
:param start_dest_addr:
:param count:
:return list: added ips with 32 prefix
"""
- added_ips = []
- dest_addr = int(binascii.hexlify(socket.inet_pton(socket.AF_INET,
- start_dest_addr)), 16)
- dest_addr_len = 32
- n_next_hop_addr = socket.inet_pton(socket.AF_INET, next_hop_addr)
- for _ in range(count):
- n_dest_addr = binascii.unhexlify('{:08x}'.format(dest_addr))
- self.vapi.ip_add_del_route(dst_address=n_dest_addr,
- dst_address_length=dest_addr_len,
- next_hop_address=n_next_hop_addr)
- added_ips.append(socket.inet_ntoa(n_dest_addr))
- dest_addr += 1
- return added_ips
-
- def unconfig_fib_many_to_one(self, start_dest_addr, next_hop_addr, count):
-
- removed_ips = []
- dest_addr = int(binascii.hexlify(socket.inet_pton(socket.AF_INET,
- start_dest_addr)), 16)
- dest_addr_len = 32
- n_next_hop_addr = socket.inet_pton(socket.AF_INET, next_hop_addr)
- for _ in range(count):
- n_dest_addr = binascii.unhexlify('{:08x}'.format(dest_addr))
- self.vapi.ip_add_del_route(dst_address=n_dest_addr,
- dst_address_length=dest_addr_len,
- next_hop_address=n_next_hop_addr,
- is_add=0)
- removed_ips.append(socket.inet_ntoa(n_dest_addr))
- dest_addr += 1
- return removed_ips
-
- def create_stream(self, src_if, dst_if, dst_ips, count):
+ routes = []
+ for i in range(count):
+ r = VppIpRoute(self, start_dest_addr % (i + start), 32,
+ [VppRoutePath(next_hop_addr, 0xffffffff)])
+ r.add_vpp_config()
+ routes.append(r)
+ return routes
+
+ def unconfig_fib_many_to_one(self, start_dest_addr, next_hop_addr,
+ count, start=0):
+
+ routes = []
+ for i in range(count):
+ r = VppIpRoute(self, start_dest_addr % (i + start), 32,
+ [VppRoutePath(next_hop_addr, 0xffffffff)])
+ r.remove_vpp_config()
+ routes.append(r)
+ return routes
+
+ def create_stream(self, src_if, dst_if, routes, count):
pkts = []
for _ in range(count):
- dst_addr = random.choice(dst_ips)
+ dst_addr = random.choice(routes).prefix.address
info = self.create_packet_info(src_if, dst_if)
payload = self.info_to_payload(info)
p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
return p
return None
- @staticmethod
- def _match_route_detail(route_detail, ip, address_length=32, table_id=0):
- if route_detail.address == socket.inet_pton(socket.AF_INET, ip):
- if route_detail.table_id != table_id:
- return False
- elif route_detail.address_length != address_length:
- return False
- else:
- return True
- else:
- return False
-
def verify_capture(self, dst_interface, received_pkts, expected_pkts):
self.assertEqual(len(received_pkts), len(expected_pkts))
to_verify = list(expected_pkts)
to_verify.remove(x)
self.assertListEqual(to_verify, [])
- def verify_route_dump(self, fib_dump, ips):
-
- def _ip_in_route_dump(ip, fib_dump):
- return next((route for route in fib_dump
- if self._match_route_detail(route, ip)),
- False)
-
- for ip in ips:
- self.assertTrue(_ip_in_route_dump(ip, fib_dump),
- 'IP {!s} is not in fib dump.'.format(ip))
+ def verify_route_dump(self, routes):
+ for r in routes:
+ self.assertTrue(find_route(self, r.prefix.address, r.prefix.len))
- def verify_not_in_route_dump(self, fib_dump, ips):
-
- def _ip_in_route_dump(ip, fib_dump):
- return next((route for route in fib_dump
- if self._match_route_detail(route, ip)),
- False)
-
- for ip in ips:
- self.assertFalse(_ip_in_route_dump(ip, fib_dump),
- 'IP {!s} is in fib dump.'.format(ip))
+ def verify_not_in_route_dump(self, routes):
+ for r in routes:
+ self.assertFalse(find_route(self, r.prefix.address, r.prefix.len))
@classmethod
def setUpClass(cls):
self.deleted_routes = []
def test_1_add_routes(self):
- """ Add 1k routes
+ """ Add 1k routes """
- - add 100 routes check with traffic script.
- """
- # config 1M FIB entries
+ # add 100 routes check with traffic script.
self.configured_routes.extend(self.config_fib_many_to_one(
- "10.0.0.0", self.pg0.remote_ip4, 100))
+ "10.0.0.%d", self.pg0.remote_ip4, 100))
- fib_dump = self.vapi.ip_fib_dump()
- self.verify_route_dump(fib_dump, self.configured_routes)
+ self.verify_route_dump(self.configured_routes)
self.stream_1 = self.create_stream(
self.pg1, self.pg0, self.configured_routes, 100)
"""
# config 1M FIB entries
self.configured_routes.extend(self.config_fib_many_to_one(
- "10.0.0.0", self.pg0.remote_ip4, 100))
+ "10.0.0.%d", self.pg0.remote_ip4, 100))
self.deleted_routes.extend(self.unconfig_fib_many_to_one(
- "10.0.0.10", self.pg0.remote_ip4, 10))
+ "10.0.0.%d", self.pg0.remote_ip4, 10, start=10))
for x in self.deleted_routes:
self.configured_routes.remove(x)
- fib_dump = self.vapi.ip_fib_dump()
- self.verify_route_dump(fib_dump, self.configured_routes)
+ self.verify_route_dump(self.configured_routes)
self.stream_1 = self.create_stream(
self.pg1, self.pg0, self.configured_routes, 100)
"""
# config 1M FIB entries
self.configured_routes.extend(self.config_fib_many_to_one(
- "10.0.0.0", self.pg0.remote_ip4, 100))
+ "10.0.0.%d", self.pg0.remote_ip4, 100))
self.deleted_routes.extend(self.unconfig_fib_many_to_one(
- "10.0.0.10", self.pg0.remote_ip4, 10))
+ "10.0.0.%d", self.pg0.remote_ip4, 10, start=10))
for x in self.deleted_routes:
self.configured_routes.remove(x)
tmp = self.config_fib_many_to_one(
- "10.0.0.10", self.pg0.remote_ip4, 5)
+ "10.0.0.%d", self.pg0.remote_ip4, 5, start=10)
self.configured_routes.extend(tmp)
for x in tmp:
self.deleted_routes.remove(x)
self.configured_routes.extend(self.config_fib_many_to_one(
- "10.0.1.0", self.pg0.remote_ip4, 100))
+ "10.0.1.%d", self.pg0.remote_ip4, 100))
- fib_dump = self.vapi.ip_fib_dump()
- self.verify_route_dump(fib_dump, self.configured_routes)
+ self.verify_route_dump(self.configured_routes)
self.stream_1 = self.create_stream(
self.pg1, self.pg0, self.configured_routes, 300)
pkts = self.pg0.get_capture(len(self.stream_1) + len(self.stream_2))
self.verify_capture(self.pg0, pkts, self.stream_1 + self.stream_2)
- def test_4_del_routes(self):
- """ Delete 1.5k routes
-
- - delete 5 routes check with traffic script.
- - add 100 routes check with traffic script.
- """
+ # delete 5 routes check with traffic script.
+ # add 100 routes check with traffic script.
self.deleted_routes.extend(self.unconfig_fib_many_to_one(
- "10.0.0.0", self.pg0.remote_ip4, 15))
+ "10.0.0.%d", self.pg0.remote_ip4, 15))
self.deleted_routes.extend(self.unconfig_fib_many_to_one(
- "10.0.0.20", self.pg0.remote_ip4, 85))
+ "10.0.0.%d", self.pg0.remote_ip4, 85))
self.deleted_routes.extend(self.unconfig_fib_many_to_one(
- "10.0.1.0", self.pg0.remote_ip4, 100))
- fib_dump = self.vapi.ip_fib_dump()
- self.verify_not_in_route_dump(fib_dump, self.deleted_routes)
+ "10.0.1.%d", self.pg0.remote_ip4, 100))
+ self.verify_not_in_route_dump(self.deleted_routes)
class TestIPNull(VppTestCase):
#
# A route via IP NULL that will reply with ICMP unreachables
#
- ip_unreach = VppIpRoute(self, "10.0.0.1", 32, [], is_unreach=1)
+ ip_unreach = VppIpRoute(
+ self, "10.0.0.1", 32,
+ [VppRoutePath("0.0.0.0",
+ 0xffffffff,
+ type=FibPathType.FIB_PATH_TYPE_ICMP_UNREACH)])
ip_unreach.add_vpp_config()
p_unreach = (Ether(src=self.pg0.remote_mac,
IP(src=self.pg0.remote_ip4, dst="10.0.0.1") /
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
-
self.pg0.add_stream(p_unreach)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
#
# A route via IP NULL that will reply with ICMP prohibited
#
- ip_prohibit = VppIpRoute(self, "10.0.0.2", 32, [], is_prohibit=1)
+ ip_prohibit = VppIpRoute(
+ self, "10.0.0.2", 32,
+ [VppRoutePath("0.0.0.0",
+ 0xffffffff,
+ type=FibPathType.FIB_PATH_TYPE_ICMP_PROHIBIT)])
ip_prohibit.add_vpp_config()
p_prohibit = (Ether(src=self.pg0.remote_mac,
self.pg1.sw_if_index)])
r1.add_vpp_config()
- rx = self.send_and_expect(self.pg0, p * 65, self.pg1)
+ rx = self.send_and_expect(self.pg0, p * NUM_PKTS, self.pg1)
#
# insert a more specific as a drop
#
- r2 = VppIpRoute(self, "1.1.1.1", 32, [], is_drop=1)
+ r2 = VppIpRoute(self, "1.1.1.1", 32,
+ [VppRoutePath("0.0.0.0",
+ 0xffffffff,
+ type=FibPathType.FIB_PATH_TYPE_DROP)])
r2.add_vpp_config()
- self.send_and_assert_no_replies(self.pg0, p * 65, "Drop Route")
+ self.send_and_assert_no_replies(self.pg0, p * NUM_PKTS, "Drop Route")
r2.remove_vpp_config()
- rx = self.send_and_expect(self.pg0, p * 65, self.pg1)
+ rx = self.send_and_expect(self.pg0, p * NUM_PKTS, self.pg1)
class TestIPDisabled(VppTestCase):
src_ip_pkts = []
src_mpls_pkts = []
- for ii in range(65):
+ for ii in range(NUM_PKTS):
port_ip_hdr = (IP(dst="10.0.0.1", src="20.0.0.1") /
UDP(sport=1234, dport=1234 + ii) /
Raw('\xa5' * 100))
IP(dst=self.pg1.remote_ip4,
src=self.pg0.remote_ip4) /
UDP(sport=1234, dport=1234) /
- Raw('\xa5' * 100)) * 65
+ Raw('\xa5' * 100)) * NUM_PKTS
#
# Expect that packets sent on VLAN-0 are forwarded on the
def test_ip_punt(self):
""" IP punt police and redirect """
+ # use UDP packet that have a port we need to explicitly
+ # register to get punted.
+ pt_l4 = VppEnum.vl_api_punt_type_t.PUNT_API_TYPE_L4
+ af_ip4 = VppEnum.vl_api_address_family_t.ADDRESS_IP4
+ udp_proto = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP
+ punt_udp = {
+ 'type': pt_l4,
+ 'punt': {
+ 'l4': {
+ 'af': af_ip4,
+ 'protocol': udp_proto,
+ 'port': 1234,
+ }
+ }
+ }
+
+ self.vapi.set_punt(is_add=1, punt=punt_udp)
+
p = (Ether(src=self.pg0.remote_mac,
dst=self.pg0.local_mac) /
IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
- TCP(sport=1234, dport=1234) /
+ UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
pkts = p * 1025
[VppRoutePath("0.0.0.0",
0xffffffff,
nh_table_id=1)])
- route_to_src = VppIpRoute(self, "1.1.1.2", 32,
- [VppRoutePath("0.0.0.0",
- 0xffffffff,
- nh_table_id=2,
- is_source_lookup=1)])
+ route_to_src = VppIpRoute(
+ self, "1.1.1.2", 32,
+ [VppRoutePath("0.0.0.0",
+ 0xffffffff,
+ nh_table_id=2,
+ type=FibPathType.FIB_PATH_TYPE_SOURCE_LOOKUP)])
route_to_dst.add_vpp_config()
route_to_src.add_vpp_config()
self.pg1.sw_if_index)],
table_id=1)
route_in_dst.add_vpp_config()
+
self.send_and_expect(self.pg0, pkts_dst, self.pg1)
#
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_expect(self.pg0, p_short * 65, self.pg1)
+ rx = self.send_and_expect(self.pg0, p_short * NUM_PKTS, self.pg1)
#
# Packet too long - this is dropped
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_assert_no_replies(self.pg0, p_long * 65,
+ rx = self.send_and_assert_no_replies(self.pg0, p_long * NUM_PKTS,
"too long")
#
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_assert_no_replies(self.pg0, p_chksum * 65,
+ rx = self.send_and_assert_no_replies(self.pg0, p_chksum * NUM_PKTS,
"bad checksum")
#
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_assert_no_replies(self.pg0, p_ver * 65,
+ rx = self.send_and_assert_no_replies(self.pg0, p_ver * NUM_PKTS,
"funky version")
#
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_assert_no_replies(self.pg0, p_frag * 65,
+ rx = self.send_and_assert_no_replies(self.pg0, p_frag * NUM_PKTS,
"frag offset")
#
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- rx = self.send_and_expect(self.pg0, p_ttl * 65, self.pg0)
+ rx = self.send_and_expect(self.pg0, p_ttl * NUM_PKTS, self.pg0)
rx = rx[0]
icmp = rx[ICMP]
self.vapi.sw_interface_set_mtu(self.pg1.sw_if_index, [1500, 0, 0, 0])
- rx = self.send_and_expect(self.pg0, p_mtu * 65, self.pg0)
+ rx = self.send_and_expect(self.pg0, p_mtu * NUM_PKTS, self.pg0)
rx = rx[0]
icmp = rx[ICMP]
self.assertEqual(icmp.dst, self.pg1.remote_ip4)
self.vapi.sw_interface_set_mtu(self.pg1.sw_if_index, [2500, 0, 0, 0])
- rx = self.send_and_expect(self.pg0, p_mtu * 65, self.pg1)
+ rx = self.send_and_expect(self.pg0, p_mtu * NUM_PKTS, self.pg1)
# Reset MTU for subsequent tests
self.vapi.sw_interface_set_mtu(self.pg1.sw_if_index, [9000, 0, 0, 0])
#
# test packet is L2 broadcast
#
- rx = self.send_and_expect(self.pg1, p0 * 65, self.pg0)
+ rx = self.send_and_expect(self.pg1, p0 * NUM_PKTS, self.pg0)
self.assertTrue(rx[0][Ether].dst, "ff:ff:ff:ff:ff:ff")
- self.send_and_assert_no_replies(self.pg0, p1 * 65,
+ self.send_and_assert_no_replies(self.pg0, p1 * NUM_PKTS,
"directed broadcast disabled")
#
#
self.vapi.sw_interface_set_ip_directed_broadcast(
self.pg0.sw_if_index, 0)
- self.send_and_assert_no_replies(self.pg1, p0 * 65,
+ self.send_and_assert_no_replies(self.pg1, p0 * NUM_PKTS,
"directed broadcast disabled")
self.vapi.sw_interface_set_ip_directed_broadcast(
self.pg0.sw_if_index, 1)
- rx = self.send_and_expect(self.pg1, p0 * 65, self.pg0)
+ rx = self.send_and_expect(self.pg1, p0 * NUM_PKTS, self.pg0)
self.pg0.unconfig_ip4()
self.pg1.unconfig_ip4()
Raw('\xa5' * 2000))
self.logger.info(self.vapi.cli("sh ip fib mtrie"))
- rx = self.send_and_expect(self.pg0, p_8 * 65, self.pg2)
- rx = self.send_and_expect(self.pg0, p_24 * 65, self.pg1)
+ rx = self.send_and_expect(self.pg0, p_8 * NUM_PKTS, self.pg2)
+ rx = self.send_and_expect(self.pg0, p_24 * NUM_PKTS, self.pg1)
class TestIPv4Frag(VppTestCase):
Code Review / vpp.git / blobdiff