diff options
Diffstat (limited to 'src/plugins/nat/test/test_nat.py')
| -rw-r--r-- | src/plugins/nat/test/test_nat.py | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/plugins/nat/test/test_nat.py b/src/plugins/nat/test/test_nat.py index 1b3c7e7a8b1..c2f5f51a054 100644 --- a/src/plugins/nat/test/test_nat.py +++ b/src/plugins/nat/test/test_nat.py @@ -7090,6 +7090,111 @@ class TestNAT44EndpointDependent(MethodHolder): capture = self.pg2.get_capture(1) self.verify_syslog_sess(capture[0][Raw].load, False) + def test_ed_users_dump(self): + """ API test - nat44_user_dump """ + 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.nat44_forwarding_enable_disable(enable=1) + + real_ip = self.pg0.remote_ip4 + alias_ip = self.nat_addr + flags = self.config_flags.NAT_IS_ADDR_ONLY + self.vapi.nat44_add_del_static_mapping(is_add=1, + local_ip_address=real_ip, + external_ip_address=alias_ip, + external_sw_if_index=0xFFFFFFFF, + flags=flags) + + users = self.vapi.nat44_user_dump() + self.assertEqual(len(users), 0) + try: + # in2out - static mapping match + + pkts = self.create_stream_out(self.pg1) + self.pg1.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + capture = self.pg0.get_capture(len(pkts)) + self.verify_capture_in(capture, self.pg0) + + pkts = self.create_stream_in(self.pg0, self.pg1) + self.pg0.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + capture = self.pg1.get_capture(len(pkts)) + self.verify_capture_out(capture, same_port=True) + + users = self.vapi.nat44_user_dump() + self.assertEqual(len(users), 1) + static_user = users[0] + self.assertEqual(static_user.nstaticsessions, 3) + self.assertEqual(static_user.nsessions, 0) + + # in2out - no static mapping match + + host0 = self.pg0.remote_hosts[0] + self.pg0.remote_hosts[0] = self.pg0.remote_hosts[1] + try: + pkts = self.create_stream_out(self.pg1, + dst_ip=self.pg0.remote_ip4, + use_inside_ports=True) + self.pg1.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + capture = self.pg0.get_capture(len(pkts)) + self.verify_capture_in(capture, self.pg0) + + pkts = self.create_stream_in(self.pg0, self.pg1) + self.pg0.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + capture = self.pg1.get_capture(len(pkts)) + self.verify_capture_out(capture, nat_ip=self.pg0.remote_ip4, + same_port=True) + finally: + self.pg0.remote_hosts[0] = host0 + + users = self.vapi.nat44_user_dump() + self.assertEqual(len(users), 2) + if str(users[0].ip_address) == self.pg0.remote_hosts[0].ip4: + non_static_user = users[1] + static_user = users[0] + else: + non_static_user = users[0] + static_user = users[1] + self.assertEqual(static_user.nstaticsessions, 3) + self.assertEqual(static_user.nsessions, 0) + self.assertEqual(non_static_user.nstaticsessions, 0) + self.assertEqual(non_static_user.nsessions, 3) + + users = self.vapi.nat44_user_dump() + self.assertEqual(len(users), 2) + if str(users[0].ip_address) == self.pg0.remote_hosts[0].ip4: + non_static_user = users[1] + static_user = users[0] + else: + non_static_user = users[0] + static_user = users[1] + self.assertEqual(static_user.nstaticsessions, 3) + self.assertEqual(static_user.nsessions, 0) + self.assertEqual(non_static_user.nstaticsessions, 0) + self.assertEqual(non_static_user.nsessions, 3) + + finally: + self.vapi.nat44_forwarding_enable_disable(enable=0) + flags = self.config_flags.NAT_IS_ADDR_ONLY + self.vapi.nat44_add_del_static_mapping( + is_add=0, + local_ip_address=real_ip, + external_ip_address=alias_ip, + external_sw_if_index=0xFFFFFFFF, + flags=flags) + def tearDown(self): super(TestNAT44EndpointDependent, self).tearDown() if not self.vpp_dead: |