L3 proxy FIB source for container networking

Change-Id: I4164c4c19c8dbfd73e6ddf94a12056325cc093b9
Signed-off-by: Neale Ranns <nranns@cisco.com>
Signed-off-by: Andrew Yourtchenko <ayourtch@gmail.com>

1 files changed, 131 insertions, 0 deletions

diff --git a/test/test_container.py b/test/test_container.py
new file mode 100644
index 00000000000..99a527b8796
--- /dev/null
+++ b/test/test_container.py
@@ -0,0 +1,131 @@
+#!/usr/bin/env python
+""" Container integration tests """
+
+import unittest
+from framework import VppTestCase, VppTestRunner, running_extended_tests
+from scapy.layers.l2 import Ether
+from scapy.packet import Raw
+from scapy.layers.inet import IP, UDP, TCP
+from scapy.packet import Packet
+from socket import inet_pton, AF_INET, AF_INET6
+from scapy.layers.inet6 import IPv6, ICMPv6Unknown, ICMPv6EchoRequest
+from scapy.layers.inet6 import ICMPv6EchoReply, IPv6ExtHdrRouting
+from scapy.layers.inet6 import IPv6ExtHdrFragment
+from pprint import pprint
+from random import randint
+from util import L4_Conn
+
+
+class Conn(L4_Conn):
+    # for now same as L4_Conn
+    pass
+
+
+@unittest.skipUnless(running_extended_tests(), "part of extended tests")
+class ContainerIntegrationTestCase(VppTestCase):
+    """ Container integration extended testcases """
+
+    @classmethod
+    def setUpClass(self):
+        super(ContainerIntegrationTestCase, self).setUpClass()
+        # create pg0 and pg1
+        self.create_pg_interfaces(range(2))
+        for i in self.pg_interfaces:
+            i.admin_up()
+            i.config_ip4()
+            i.config_ip6()
+            i.resolve_arp()
+            i.resolve_ndp()
+
+    def tearDown(self):
+        """Run standard test teardown and log various show commands
+        """
+        super(ContainerIntegrationTestCase, self).tearDown()
+        if not self.vpp_dead:
+            self.logger.info(self.vapi.cli("show ip arp"))
+            self.logger.info(self.vapi.cli("show ip6 neighbors"))
+
+    def run_basic_conn_test(self, af, acl_side):
+        """ Basic connectivity test """
+        conn1 = Conn(self, self.pg0, self.pg1, af, UDP, 42001, 4242)
+        conn1.send_through(0)
+        # the return packets should pass
+        conn1.send_through(1)
+
+    def run_negative_conn_test(self, af, acl_side):
+        """ Packets with local spoofed address """
+        conn1 = Conn(self, self.pg0, self.pg1, af, UDP, 42001, 4242)
+        try:
+            p2 = conn1.send_through(0).command()
+        except:
+            # If we asserted while waiting, it's good.
+            # the conn should have timed out.
+            p2 = None
+        self.assert_equal(p2, None, ": packet should have been dropped")
+
+    def test_0010_basic_conn_test(self):
+        """ IPv4 basic connectivity test """
+        self.run_basic_conn_test(AF_INET, 0)
+
+    def test_0011_basic_conn_test(self):
+        """ IPv6 basic connectivity test """
+        self.run_basic_conn_test(AF_INET6, 0)
+
+    def test_0050_loopback_prepare_test(self):
+        """ Create loopbacks overlapping with remote addresses """
+        self.create_loopback_interfaces(range(2))
+        for i in range(2):
+            intf = self.lo_interfaces[i]
+            intf.admin_up()
+            intf._local_ip4 = self.pg_interfaces[i].remote_ip4
+            intf._local_ip4_prefix_len = 32
+            intf.config_ip4()
+            intf._local_ip6 = self.pg_interfaces[i].remote_ip6
+            intf._local_ip6_prefix_len = 128
+            intf.config_ip6()
+
+    def test_0110_basic_conn_test(self):
+        """ IPv4 local-spoof connectivity test """
+        self.run_negative_conn_test(AF_INET, 0)
+
+    def test_0111_basic_conn_test(self):
+        """ IPv6 local-spoof connectivity test """
+        self.run_negative_conn_test(AF_INET, 1)
+
+    def test_0200_basic_conn_test(self):
+        """ Configure container commands """
+        for i in range(2):
+            for addr in [self.pg_interfaces[i].remote_ip4,
+                         self.pg_interfaces[i].remote_ip6]:
+                self.vapi.ppcli("ip container " + addr + " " +
+                                self.pg_interfaces[i].name)
+                self.vapi.ppcli("stn rule address " + addr +
+                                " interface " + self.pg_interfaces[i].name)
+
+    def test_0210_basic_conn_test(self):
+        """ IPv4 test after configuring container """
+        self.run_basic_conn_test(AF_INET, 0)
+
+    def test_0211_basic_conn_test(self):
+        """ IPv6 test after configuring container """
+        self.run_basic_conn_test(AF_INET, 1)
+
+    def test_0300_unconfigure_commands(self):
+        """ Unconfigure container commands """
+        for i in range(2):
+            for addr in [self.pg_interfaces[i].remote_ip4,
+                         self.pg_interfaces[i].remote_ip6]:
+                self.vapi.ppcli("ip container " + addr + " " +
+                                self.pg_interfaces[i].name +
+                                " del")
+                self.vapi.ppcli("stn rule address " + addr +
+                                " interface " + self.pg_interfaces[i].name +
+                                " del")
+
+    def test_0410_spoof_test(self):
+        """ IPv4 local-spoof after unconfig test """
+        self.run_negative_conn_test(AF_INET, 0)
+
+    def test_0411_spoof_test(self):
+        """ IPv6 local-spoof after unconfig test """
+        self.run_negative_conn_test(AF_INET, 1)