data = ipfix.decode_data_set(p.getlayer(Set))
self.verify_ipfix_addr_exhausted(data)
- @unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_ipfix_max_sessions(self):
""" IPFIX logging maximum session entries exceeded """
self.nat44_add_address(self.nat_addr)
self.pg1.resolve_arp()
self.pg2.resolve_arp()
- @unittest.skipUnless(running_extended_tests, "part of extended tests")
- def test_session_timeout(self):
- """ NAT44 session timeouts """
- self.nat44_add_address(self.nat_addr)
- flags = self.config_flags.NAT_IS_INSIDE
- self.vapi.nat44_interface_add_del_feature(
- sw_if_index=self.pg0.sw_if_index,
- flags=flags, is_add=1)
- self.vapi.nat44_interface_add_del_feature(
- sw_if_index=self.pg1.sw_if_index,
- is_add=1)
- self.vapi.nat_set_timeouts(udp=5, tcp_established=7440,
- tcp_transitory=240, icmp=60)
-
- max_sessions = 1000
- pkts = []
- for i in range(0, max_sessions):
- src = "10.10.%u.%u" % ((i & 0xFF00) >> 8, i & 0xFF)
- p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=src, dst=self.pg1.remote_ip4) /
- UDP(sport=1025, dport=53))
- pkts.append(p)
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- self.pg1.get_capture(max_sessions)
-
- sleep(6)
-
- pkts = []
- for i in range(0, max_sessions):
- src = "10.10.%u.%u" % ((i & 0xFF00) >> 8, i & 0xFF)
- p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=src, dst=self.pg1.remote_ip4) /
- UDP(sport=1026, dport=53))
- pkts.append(p)
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- self.pg1.get_capture(max_sessions)
-
- nsessions = 0
- users = self.vapi.nat44_user_dump()
- for user in users:
- nsessions = nsessions + user.nsessions
- self.assertLess(nsessions, 2 * max_sessions)
-
def test_mss_clamping(self):
""" TCP MSS clamping """
self.nat44_add_address(self.nat_addr)
# Negotiated MSS value smaller than configured - unchanged
self.verify_mss_value(capture[0], 1400)
- @unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_ha_send(self):
""" Send HA session synchronization events (active) """
- self.nat44_add_address(self.nat_addr)
flags = self.config_flags.NAT_IS_INSIDE
self.vapi.nat44_interface_add_del_feature(
sw_if_index=self.pg0.sw_if_index,
self.vapi.nat44_interface_add_del_feature(
sw_if_index=self.pg1.sw_if_index,
is_add=1)
+ self.nat44_add_address(self.nat_addr)
+
self.vapi.nat_ha_set_listener(ip_address=self.pg3.local_ip4,
port=12345,
path_mtu=512)
sessions = self.vapi.nat44_user_session_dump(server.ip4, 0)
self.assertEqual(len(sessions), 0)
- @unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_static_lb_multi_clients(self):
""" NAT44 local service load balancing - multiple clients"""
'probability': 10,
'vrf_id': 0}]
- self.nat44_add_address(self.nat_addr)
- self.vapi.nat44_add_del_lb_static_mapping(is_add=1,
- external_addr=external_addr,
- external_port=external_port,
- protocol=IP_PROTOS.tcp,
- local_num=len(locals),
- locals=locals)
flags = self.config_flags.NAT_IS_INSIDE
self.vapi.nat44_interface_add_del_feature(
sw_if_index=self.pg0.sw_if_index,
sw_if_index=self.pg1.sw_if_index,
is_add=1)
+ self.nat44_add_address(self.nat_addr)
+ self.vapi.nat44_add_del_lb_static_mapping(is_add=1,
+ external_addr=external_addr,
+ external_port=external_port,
+ protocol=IP_PROTOS.tcp,
+ local_num=len(locals),
+ locals=locals)
+
server1_n = 0
server2_n = 0
clients = ip4_range(self.pg1.remote_ip4, 10, 50)
self.logger.error(ppp("Unexpected or invalid packet:", p))
raise
- @unittest.skipUnless(running_extended_tests, "part of extended tests")
- def test_session_timeout(self):
- """ NAT44 session timeouts """
- self.nat44_add_address(self.nat_addr)
- flags = self.config_flags.NAT_IS_INSIDE
- self.vapi.nat44_interface_add_del_feature(
- sw_if_index=self.pg0.sw_if_index,
- flags=flags, is_add=1)
- self.vapi.nat44_interface_add_del_feature(
- sw_if_index=self.pg1.sw_if_index,
- is_add=1)
- self.vapi.nat_set_timeouts(udp=300, tcp_established=7440,
- tcp_transitory=240, icmp=5)
-
- max_sessions = 1000
- pkts = []
- for i in range(0, max_sessions):
- src = "10.10.%u.%u" % ((i & 0xFF00) >> 8, i & 0xFF)
- p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=src, dst=self.pg1.remote_ip4) /
- ICMP(id=1025, type='echo-request'))
- pkts.append(p)
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- self.pg1.get_capture(max_sessions)
-
- sleep(10)
-
- pkts = []
- for i in range(0, max_sessions):
- src = "10.11.%u.%u" % ((i & 0xFF00) >> 8, i & 0xFF)
- p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=src, dst=self.pg1.remote_ip4) /
- ICMP(id=1026, type='echo-request'))
- pkts.append(p)
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- self.pg1.get_capture(max_sessions)
-
- nsessions = 0
- users = self.vapi.nat44_user_dump()
- for user in users:
- nsessions = nsessions + user.nsessions
- self.assertLess(nsessions, 2 * max_sessions)
-
- @unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_session_rst_timeout(self):
""" NAT44 session RST timeouts """
self.nat44_add_address(self.nat_addr)