IPIP and SIXRD tunnels create API needs table-IDs not fib-indexes

Change-Id: Ifaef196a24fa9b6924f2b9692318f69763cee5e1
Signed-off-by: Neale Ranns <neale.ranns@cisco.com>

1 files changed, 115 insertions, 35 deletions

diff --git a/test/test_sixrd.py b/test/test_sixrd.py
index c6b3c088516..7656c3f4e7c 100644
--- a/test/test_sixrd.py
+++ b/test/test_sixrd.py
@@ -6,7 +6,7 @@ from scapy.layers.inet import IP, UDP, Ether
 from scapy.layers.inet6 import IPv6
 from scapy.packet import Raw
 from framework import VppTestCase, VppTestRunner
-from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto
+from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto, VppIpTable
 from socket import AF_INET, AF_INET6, inet_pton
 
 """ Test6rd is a subclass of  VPPTestCase classes.
@@ -22,13 +22,23 @@ class Test6RD(VppTestCase):
     @classmethod
     def setUpClass(cls):
         super(Test6RD, cls).setUpClass()
-        cls.create_pg_interfaces(range(2))
+        cls.create_pg_interfaces(range(4))
         cls.interfaces = list(cls.pg_interfaces)
 
-    def setUp(cls):
-        super(Test6RD, cls).setUp()
-        for i in cls.interfaces:
+    def setUp(self):
+        super(Test6RD, self).setUp()
+        t4 = VppIpTable(self, 10)
+        t6 = VppIpTable(self, 20, True)
+
+        t4.add_vpp_config()
+        t6.add_vpp_config()
+
+        for n in range(4):
+            i = self.pg_interfaces[n]
             i.admin_up()
+            if (n > 1):
+                i.set_table_ip4(10)
+                i.set_table_ip6(20)
             i.config_ip4()
             i.config_ip6()
             i.disable_ipv6_ra()
@@ -36,17 +46,12 @@ class Test6RD(VppTestCase):
             i.resolve_ndp()
 
     def tearDown(self):
+        for i in self.pg_interfaces:
+            i.unconfig_ip4()
+            i.unconfig_ip6()
+            i.set_table_ip4(0)
+            i.set_table_ip6(0)
         super(Test6RD, self).tearDown()
-        if not self.vpp_dead:
-            for i in self.pg_interfaces:
-                i.unconfig_ip4()
-                i.unconfig_ip6()
-                i.admin_down()
-            if type(self.tunnel_index) is list:
-                for sw_if_index in self.tunnel_index:
-                    self.vapi.ipip_6rd_del_tunnel(sw_if_index)
-            else:
-                self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
 
     def validate_6in4(self, rx, expected):
         if IP not in rx:
@@ -80,7 +85,7 @@ class Test6RD(VppTestCase):
 
         rv = self.vapi.ipip_6rd_add_tunnel(
             0, inet_pton(AF_INET6, '2002::'), 16,
-            inet_pton(AF_INET, '0.0.0.0'), 0,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
             self.pg0.local_ip4n, True)
         self.tunnel_index = rv.sw_if_index
 
@@ -105,20 +110,55 @@ class Test6RD(VppTestCase):
                       proto='ipv6') / p_ip6)
 
         rx = self.send_and_assert_no_replies(self.pg0, p*10)
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
+
+    def test_6rd_ip6_to_ip4_vrf(self):
+        """ ip6 -> ip4 (encap) 6rd VRF test """
+        p_ether = Ether(src=self.pg2.remote_mac, dst=self.pg2.local_mac)
+        p_ip6 = IPv6(src="1::1", dst="2002:AC10:0402::1", nh='UDP')
+
+        rv = self.vapi.ipip_6rd_add_tunnel(
+            20, inet_pton(AF_INET6, '2002::'), 16,
+            10, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg2.local_ip4n, True)
+        self.tunnel_index = rv.sw_if_index
+
+        self.vapi.cli("show ip6 fib")
+        p_payload = UDP(sport=1234, dport=1234)
+        p = (p_ether / p_ip6 / p_payload)
+
+        p_reply = (IP(src=self.pg2.local_ip4, dst=self.pg3.remote_ip4,
+                      proto='ipv6') / p_ip6)
+
+        rx = self.send_and_expect(self.pg2, p*10, self.pg3)
+        for p in rx:
+            self.validate_6in4(p, p_reply)
+
+        # MTU tests (default is 1480)
+        plen = 1481 - 40 - 8
+        p_ip6 = IPv6(src="1::1", dst="2002:AC10:0402::1")
+        p_payload = UDP(sport=1234, dport=1234) / Raw(self.payload(plen))
+        p = (p_ether / p_ip6 / p_payload)
+
+        p_reply = (IP(src=self.pg2.local_ip4, dst=self.pg3.remote_ip4,
+                      proto='ipv6') / p_ip6)
+
+        rx = self.send_and_assert_no_replies(self.pg0, p*10)
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
 
     def test_6rd_ip4_to_ip6(self):
         """ ip4 -> ip6 (decap) 6rd test """
 
         rv = self.vapi.ipip_6rd_add_tunnel(
-            0, inet_pton(AF_INET6, '2002::'),
-            16, inet_pton(AF_INET, '0.0.0.0'),
-            0, self.pg0.local_ip4n, True)
+            0, inet_pton(AF_INET6, '2002::'), 16,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg0.local_ip4n, True)
         self.tunnel_index = rv.sw_if_index
         rv = self.vapi.ipip_6rd_del_tunnel(rv.sw_if_index)
         rv = self.vapi.ipip_6rd_add_tunnel(
-            0, inet_pton(AF_INET6, '2002::'),
-            16, inet_pton(AF_INET, '0.0.0.0'),
-            0, self.pg0.local_ip4n, True)
+            0, inet_pton(AF_INET6, '2002::'), 16,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg0.local_ip4n, True)
         self.tunnel_index = rv.sw_if_index
 
         p_ip6 = (IPv6(src="2002:AC10:0202::1", dst=self.pg1.remote_ip6) /
@@ -134,21 +174,54 @@ class Test6RD(VppTestCase):
         rx = self.send_and_expect(self.pg0, p*10, self.pg1)
         for p in rx:
             self.validate_4in6(p, p_reply)
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
+
+    def test_6rd_ip4_to_ip6_vrf(self):
+        """ ip4 -> ip6 (decap) 6rd VRF test """
+
+        rv = self.vapi.ipip_6rd_add_tunnel(
+            20, inet_pton(AF_INET6, '2002::'), 16,
+            10, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg2.local_ip4n, True)
+        self.tunnel_index = rv.sw_if_index
+        rv = self.vapi.ipip_6rd_del_tunnel(rv.sw_if_index)
+        rv = self.vapi.ipip_6rd_add_tunnel(
+            20, inet_pton(AF_INET6, '2002::'), 16,
+            10, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg2.local_ip4n, True)
+        self.tunnel_index = rv.sw_if_index
+        self.vapi.sw_interface_set_table(self.tunnel_index, 1, 20)
+
+        p_ip6 = (IPv6(src="2002:AC10:0402::1", dst=self.pg3.remote_ip6) /
+                 UDP(sport=1234, dport=1234))
+
+        p = (Ether(src=self.pg2.remote_mac,
+                   dst=self.pg2.local_mac) /
+             IP(src=self.pg3.remote_ip4, dst=self.pg2.local_ip4) /
+             p_ip6)
+
+        p_reply = p_ip6
+
+        rx = self.send_and_expect(self.pg2, p*10, self.pg3)
+        for p in rx:
+            self.validate_4in6(p, p_reply)
+        self.vapi.sw_interface_set_table(self.tunnel_index, 1, 0)
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
 
     def test_6rd_ip4_to_ip6_multiple(self):
         """ ip4 -> ip6 (decap) 6rd test """
 
         self.tunnel_index = []
         rv = self.vapi.ipip_6rd_add_tunnel(
-            0, inet_pton(AF_INET6, '2002::'),
-            16, inet_pton(AF_INET, '0.0.0.0'),
-            0, self.pg0.local_ip4n, True)
+            0, inet_pton(AF_INET6, '2002::'), 16,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg0.local_ip4n, True)
         self.tunnel_index.append(rv.sw_if_index)
 
         rv = self.vapi.ipip_6rd_add_tunnel(
-            0, inet_pton(AF_INET6, '2003::'),
-            16, inet_pton(AF_INET, '0.0.0.0'),
-            0, self.pg1.local_ip4n, True)
+            0, inet_pton(AF_INET6, '2003::'), 16,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg1.local_ip4n, True)
         self.tunnel_index.append(rv.sw_if_index)
 
         self.vapi.cli("show ip6 fib")
@@ -168,13 +241,15 @@ class Test6RD(VppTestCase):
         rx = self.send_and_expect(self.pg0, p*10, self.pg1)
         for p in rx:
             self.validate_4in6(p, p_ip6_2)
+        for i in self.tunnel_index:
+            self.vapi.ipip_6rd_del_tunnel(i)
 
     def test_6rd_ip4_to_ip6_suffix(self):
         """ ip4 -> ip6 (decap) 6rd test """
 
         rv = self.vapi.ipip_6rd_add_tunnel(
             0, inet_pton(AF_INET6, '2002::'), 16,
-            inet_pton(AF_INET, '172.0.0.0'), 8,
+            0, inet_pton(AF_INET, '172.0.0.0'), 8,
             self.pg0.local_ip4n, True)
 
         self.tunnel_index = rv.sw_if_index
@@ -189,14 +264,15 @@ class Test6RD(VppTestCase):
         rx = self.send_and_expect(self.pg0, p*10, self.pg1)
         for p in rx:
             self.validate_4in6(p, p_ip6)
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
 
     def test_6rd_ip4_to_ip6_sec_check(self):
         """ ip4 -> ip6 (decap) security check 6rd test """
 
         rv = self.vapi.ipip_6rd_add_tunnel(
-            0, inet_pton(AF_INET6, '2002::'),
-            16, inet_pton(AF_INET, '0.0.0.0'),
-            0, self.pg0.local_ip4n, True)
+            0, inet_pton(AF_INET6, '2002::'), 16,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg0.local_ip4n, True)
         self.tunnel_index = rv.sw_if_index
 
         self.vapi.cli("show ip6 fib")
@@ -221,14 +297,15 @@ class Test6RD(VppTestCase):
              IP(src=self.pg1.remote_ip4, dst=self.pg0.local_ip4) /
              p_ip6_fail)
         rx = self.send_and_assert_no_replies(self.pg0, p*10)
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
 
     def test_6rd_bgp_tunnel(self):
         """ 6rd BGP tunnel """
 
         rv = self.vapi.ipip_6rd_add_tunnel(
-            0, inet_pton(AF_INET6, '2002::'),
-            16, inet_pton(AF_INET, '0.0.0.0'),
-            0, self.pg0.local_ip4n, False)
+            0, inet_pton(AF_INET6, '2002::'), 16,
+            0, inet_pton(AF_INET, '0.0.0.0'), 0,
+            self.pg0.local_ip4n, False)
         self.tunnel_index = rv.sw_if_index
 
         default_route = VppIpRoute(
@@ -269,6 +346,9 @@ class Test6RD(VppTestCase):
         rx = self.send_and_expect(self.pg0, p*10, self.pg1)
         for p in rx:
             self.validate_4in6(p, p_reply)
+        ip4_route.remove_vpp_config()
+        default_route.remove_vpp_config()
+        self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
 
 
 if __name__ == '__main__':