NAT: delete session API/CLI (VPP-1041)
Administratively delete NAT44 session for specific inside/outside addresses and port pair.
Change-Id: If5ab500ac3592c7153d6d8f2cc0297df7309fbc3
Signed-off-by: Matus Fabian <matfabia@cisco.com>
diff --git a/test/test_nat.py b/test/test_nat.py
index 792b21b..37e1b1e 100644
--- a/test/test_nat.py
+++ b/test/test_nat.py
@@ -2452,6 +2452,33 @@
self.logger.error(ppp("Unexpected or invalid packet:", p))
raise
+ def test_del_session(self):
+ """ Delete NAT44 session """
+ self.nat44_add_address(self.nat_addr)
+ self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
+
+ 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))
+
+ sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0)
+ nsessions = len(sessions)
+
+ self.vapi.nat44_del_session(sessions[0].inside_ip_address,
+ sessions[0].inside_port,
+ sessions[0].protocol)
+ self.vapi.nat44_del_session(sessions[1].outside_ip_address,
+ sessions[1].outside_port,
+ sessions[1].protocol,
+ is_in=0)
+
+ sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0)
+ self.assertEqual(nsessions - len(sessions), 2)
+
def tearDown(self):
super(TestNAT44, self).tearDown()
if not self.vpp_dead: