From bdd6149cc4b4594a8dc9ae0f61dcccf838785143 Mon Sep 17 00:00:00 2001 From: Filip Varga Date: Tue, 13 Apr 2021 17:47:13 +0200 Subject: [PATCH] nat: test dynamic translation between two vrfs Adding test for NAT44-ED subplugin. Type: test Change-Id: I10ce3d3ca8cb976ee9879efe77cb600df0102147 Signed-off-by: Filip Varga --- src/plugins/nat/test/test_nat44_ed.py | 44 ++++++++++++++++++++++++++++++++--- 1 file changed, 41 insertions(+), 3 deletions(-) diff --git a/src/plugins/nat/test/test_nat44_ed.py b/src/plugins/nat/test/test_nat44_ed.py index 1b7fcf12e5e..7f61eed5a41 100644 --- a/src/plugins/nat/test/test_nat44_ed.py +++ b/src/plugins/nat/test/test_nat44_ed.py @@ -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}) -- 2.16.6