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-rw-r--r--test/test_ip6.py124
1 files changed, 124 insertions, 0 deletions
diff --git a/test/test_ip6.py b/test/test_ip6.py
index 6eabf5af0ec..5dc7269f203 100644
--- a/test/test_ip6.py
+++ b/test/test_ip6.py
@@ -3459,5 +3459,129 @@ class TestIPFibSource(VppTestCase):
self.assertFalse(find_route(self, "2001::1", 128))
+class TestIPxAF(VppTestCase):
+ """ IP cross AF """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestIPxAF, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPxAF, cls).tearDownClass()
+
+ def setUp(self):
+ super(TestIPxAF, self).setUp()
+
+ self.create_pg_interfaces(range(2))
+
+ for i in self.pg_interfaces:
+ i.admin_up()
+ i.config_ip6()
+ i.config_ip4()
+ i.resolve_arp()
+ i.resolve_ndp()
+
+ def tearDown(self):
+ super(TestIPxAF, self).tearDown()
+ for i in self.pg_interfaces:
+ i.admin_down()
+ i.unconfig_ip4()
+ i.unconfig_ip6()
+
+ def test_x_af(self):
+ """ Cross AF routing """
+
+ N_PKTS = 63
+ # a v4 route via a v6 attached next-hop
+ VppIpRoute(
+ self, "1.1.1.1", 32,
+ [VppRoutePath(self.pg1.remote_ip6,
+ self.pg1.sw_if_index)]).add_vpp_config()
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IP(src=self.pg0.remote_ip4, dst="1.1.1.1") /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ rxs = self.send_and_expect(self.pg0, p * N_PKTS, self.pg1)
+
+ for rx in rxs:
+ self.assertEqual(rx[IP].dst, "1.1.1.1")
+
+ # a v6 route via a v4 attached next-hop
+ VppIpRoute(
+ self, "2001::1", 128,
+ [VppRoutePath(self.pg1.remote_ip4,
+ self.pg1.sw_if_index)]).add_vpp_config()
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IPv6(src=self.pg0.remote_ip6, dst="2001::1") /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ rxs = self.send_and_expect(self.pg0, p * N_PKTS, self.pg1)
+
+ for rx in rxs:
+ self.assertEqual(rx[IPv6].dst, "2001::1")
+
+ # a recursive v4 route via a v6 next-hop (from above)
+ VppIpRoute(
+ self, "2.2.2.2", 32,
+ [VppRoutePath("2001::1",
+ 0xffffffff)]).add_vpp_config()
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IP(src=self.pg0.remote_ip4, dst="2.2.2.2") /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ rxs = self.send_and_expect(self.pg0, p * N_PKTS, self.pg1)
+
+ # a recursive v4 route via a v6 next-hop
+ VppIpRoute(
+ self, "2.2.2.3", 32,
+ [VppRoutePath(self.pg1.remote_ip6,
+ 0xffffffff)]).add_vpp_config()
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IP(src=self.pg0.remote_ip4, dst="2.2.2.3") /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ rxs = self.send_and_expect(self.pg0, p * N_PKTS, self.pg1)
+
+ # a recursive v6 route via a v4 next-hop
+ VppIpRoute(
+ self, "3001::1", 128,
+ [VppRoutePath(self.pg1.remote_ip4,
+ 0xffffffff)]).add_vpp_config()
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IPv6(src=self.pg0.remote_ip6, dst="3001::1") /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ rxs = self.send_and_expect(self.pg0, p * N_PKTS, self.pg1)
+
+ for rx in rxs:
+ self.assertEqual(rx[IPv6].dst, "3001::1")
+
+ VppIpRoute(
+ self, "3001::2", 128,
+ [VppRoutePath("1.1.1.1",
+ 0xffffffff)]).add_vpp_config()
+
+ p = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IPv6(src=self.pg0.remote_ip6, dst="3001::2") /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ rxs = self.send_and_expect(self.pg0, p * N_PKTS, self.pg1)
+
+ for rx in rxs:
+ self.assertEqual(rx[IPv6].dst, "3001::2")
+
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)