nat: test dynamic translation between two vrfs
Adding test for NAT44-ED subplugin.
Type: test
@@ -94,7 +94,6 @@ class NAT44EDTestCase(VppTestCase):
cls.create_and_add_ip4_table(i, table_id)
i.admin_up()
- i.unconfig_ip4()
i.config_ip4()
i.resolve_arp()
@@ -3331,6 +3330,45 @@ class TestNAT44EDMW(TestNAT44ED):
sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4, 0)
self.assertEqual(len(sessions) - session_n, 0)
+ def test_dynamic_vrf(self):
+ """ NAT44ED dynamic translation test: different VRF"""
+
+ vrf_id_in = 33
+ vrf_id_out = 34
+
+ self.nat_add_address(self.nat_addr, vrf_id=vrf_id_in)
+
+ try:
+ self.configure_ip4_interface(self.pg7, table_id=vrf_id_in)
+ self.configure_ip4_interface(self.pg8, table_id=vrf_id_out)
+
+ self.nat_add_inside_interface(self.pg7)
+ self.nat_add_outside_interface(self.pg8)
+
+ # just basic stuff nothing special
+ pkts = self.create_stream_in(self.pg7, self.pg8)
+ self.pg7.add_stream(pkts)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ capture = self.pg8.get_capture(len(pkts))
+ self.verify_capture_out(capture, ignore_port=True)
+
+ pkts = self.create_stream_out(self.pg8)
+ self.pg8.add_stream(pkts)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ capture = self.pg7.get_capture(len(pkts))
+ self.verify_capture_in(capture, self.pg7)
+
+ finally:
+ self.pg7.unconfig()
+ self.pg8.unconfig()
+
+ self.vapi.ip_table_add_del(is_add=0,
+ table={'table_id': vrf_id_in})
+ self.vapi.ip_table_add_del(is_add=0,
+ table={'table_id': vrf_id_out})
+
def test_dynamic_output_feature_vrf(self):
""" NAT44ED dynamic translation test: output-feature, VRF"""
@@ -3400,8 +3438,8 @@ class TestNAT44EDMW(TestNAT44ED):
self.assertEqual(sessions[:, 0].sum(), 3)
finally:
- self.configure_ip4_interface(self.pg7, table_id=0)
- self.configure_ip4_interface(self.pg8, table_id=0)
+ self.pg7.unconfig()
+ self.pg8.unconfig()
self.vapi.ip_table_add_del(is_add=0,
table={'table_id': new_vrf_id})
