X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_gre.py;h=7936334ba77b3503e197663aaab26ad1adffcd07;hb=d67a428b3b2183cd78d7fca82e8afe2f26387810;hp=6b3c23f273ac41097bb99a3c3df584725aaa90c3;hpb=7f9b7f9f492d1748d8ba025b3a713058fdb1943d;p=vpp.git

diff --git a/test/test_gre.py b/test/test_gre.py
index 6b3c23f273a..7936334ba77 100644
--- a/test/test_gre.py
+++ b/test/test_gre.py
@@ -11,16 +11,57 @@ from scapy.volatile import RandMAC, RandIP
 
 from framework import VppTestCase, VppTestRunner
 from vpp_sub_interface import L2_VTR_OP, VppDot1QSubint
-from vpp_gre_interface import VppGreInterface, VppGre6Interface
+from vpp_gre_interface import VppGreInterface
 from vpp_ip import DpoProto
 from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpTable
 from util import ppp, ppc
+from vpp_papi import VppEnum
 
 
-class GreTunnelTypes:
-    TT_L3 = 0
-    TT_TEB = 1
-    TT_ERSPAN = 2
+class TestGREInputNodes(VppTestCase):
+    """ GRE Input Nodes Test Case """
+
+    def setUp(self):
+        super(TestGREInputNodes, self).setUp()
+
+        # create 3 pg interfaces - set one in a non-default table.
+        self.create_pg_interfaces(range(1))
+
+        for i in self.pg_interfaces:
+            i.admin_up()
+            i.config_ip4()
+
+    def tearDown(self):
+        for i in self.pg_interfaces:
+            i.unconfig_ip4()
+            i.admin_down()
+        super(TestGREInputNodes, self).tearDown()
+
+    def test_gre_input_node(self):
+        """ GRE gre input nodes not registerd unless configured """
+        pkt = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+               IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
+               GRE())
+
+        self.pg0.add_stream(pkt)
+        self.pg_start()
+        # no tunnel created, gre-input not registered
+        err = self.statistics.get_counter(
+            '/err/ip4-input/unknown ip protocol')[0]
+        self.assertEqual(err, 1)
+        err_count = err
+
+        # create gre tunnel
+        gre_if = VppGreInterface(self, self.pg0.local_ip4, "1.1.1.2")
+        gre_if.add_vpp_config()
+
+        self.pg0.add_stream(pkt)
+        self.pg_start()
+        # tunnel created, gre-input registered
+        err = self.statistics.get_counter(
+            '/err/ip4-input/unknown ip protocol')[0]
+        # expect no new errors
+        self.assertEqual(err, err_count)
 
 
 class TestGRE(VppTestCase):
@@ -567,9 +608,9 @@ class TestGRE(VppTestCase):
         #  - assign an IP Address
         #  - Add a route via the tunnel
         #
-        gre_if = VppGre6Interface(self,
-                                  self.pg2.local_ip6,
-                                  "1002::1")
+        gre_if = VppGreInterface(self,
+                                 self.pg2.local_ip6,
+                                 "1002::1")
         gre_if.add_vpp_config()
         gre_if.admin_up()
         gre_if.config_ip6()
@@ -762,10 +803,12 @@ class TestGRE(VppTestCase):
         #
         gre_if1 = VppGreInterface(self, self.pg0.local_ip4,
                                   "2.2.2.2",
-                                  type=GreTunnelTypes.TT_TEB)
+                                  type=(VppEnum.vl_api_gre_tunnel_type_t.
+                                        GRE_API_TUNNEL_TYPE_TEB))
         gre_if2 = VppGreInterface(self, self.pg0.local_ip4,
                                   "2.2.2.3",
-                                  type=GreTunnelTypes.TT_TEB)
+                                  type=(VppEnum.vl_api_gre_tunnel_type_t.
+                                        GRE_API_TUNNEL_TYPE_TEB))
         gre_if1.add_vpp_config()
         gre_if2.add_vpp_config()