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-rw-r--r--test/test_ipip.py248
-rw-r--r--test/test_sixrd.py48
-rw-r--r--test/vpp_papi_provider.py28
3 files changed, 299 insertions, 25 deletions
diff --git a/test/test_ipip.py b/test/test_ipip.py
new file mode 100644
index 00000000000..1ae4de0adf8
--- /dev/null
+++ b/test/test_ipip.py
@@ -0,0 +1,248 @@
+#
+# IP{4,6} over IP{v,6} tunnel functional tests
+#
+
+import unittest
+from scapy.layers.inet import IP, UDP, ICMP
+from scapy.layers.inet6 import IPv6
+from scapy.layers.l2 import Ether, GRE
+from scapy.packet import Raw
+
+from framework import VppTestCase
+from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto
+from util import ppp
+from ipaddress import *
+
+""" Testipip is a subclass of VPPTestCase classes.
+
+IPIP tests.
+
+"""
+
+
+class TestIPIP(VppTestCase):
+ """ IPIP Test Case """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestIPIP, cls).setUpClass()
+ try:
+ cls.create_pg_interfaces(range(2))
+ cls.interfaces = list(cls.pg_interfaces)
+ except Exception:
+ super(TestIPIP, cls).tearDownClass()
+ raise
+
+ def setUp(cls):
+ super(TestIPIP, cls).setUp()
+ try:
+ for i in cls.interfaces:
+ i.admin_up()
+ i.config_ip4()
+ i.config_ip6()
+ i.disable_ipv6_ra()
+ i.resolve_arp()
+ i.resolve_ndp()
+ except Exception:
+ super(TestIPIP, cls).tearDown()
+ raise
+
+ def tearDown(self):
+ super(TestIPIP, self).tearDown()
+ if not self.vpp_dead:
+ self.vapi.cli("show hardware")
+ for i in self.pg_interfaces:
+ i.unconfig_ip4()
+ i.unconfig_ip6()
+ i.admin_down()
+ self.vapi.cli("show error")
+
+ def validate(self, rx, expected):
+ expected = expected.__class__(str(expected))
+ if rx != expected:
+ print('RX packet:')
+ print(rx.show())
+ print('EXPECTED packet:')
+ print(expected.show())
+ self.assertDictEqual(rx, expected)
+
+ def payload(self, len):
+ return 'x' * len
+
+ def test_ipip4(self):
+ """ ip{v4,v6} over ip4 test """
+ p_ether = Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
+ p_ip6 = IPv6(src="1::1", dst="DEAD::1", nh='UDP')
+ p_ip4 = IP(src="1.2.3.4", dst="130.67.0.1")
+ p_payload = UDP(sport=1234, dport=1234)
+
+ # IPv4 transport
+ rv = self.vapi.ipip_add_tunnel(
+ src_address=str(ip_address(self.pg0.local_ip4).packed),
+ dst_address=str(ip_address(self.pg1.remote_ip4).packed),
+ is_ipv6=0)
+ self.assertEqual(rv.retval, 0)
+ sw_if_index = rv.sw_if_index
+
+ # Set interface up and enable IP on it
+ rv = self.vapi.sw_interface_set_flags(sw_if_index, 1)
+ self.assertEqual(rv.retval, 0)
+ rv = self.vapi.sw_interface_set_unnumbered(
+ ip_sw_if_index=self.pg0.sw_if_index,
+ sw_if_index=sw_if_index)
+ self.assertEqual(rv.retval, 0)
+
+ # Add IPv4 and IPv6 routes via tunnel interface
+ ip4_via_tunnel = VppIpRoute(
+ self, "130.67.0.0", 16,
+ [VppRoutePath("0.0.0.0",
+ sw_if_index,
+ proto=DpoProto.DPO_PROTO_IP4)], is_ip6=0)
+ ip4_via_tunnel.add_vpp_config()
+
+ ip6_via_tunnel = VppIpRoute(
+ self, "dead::", 16,
+ [VppRoutePath("::",
+ sw_if_index,
+ proto=DpoProto.DPO_PROTO_IP6)], is_ip6=1)
+ ip6_via_tunnel.add_vpp_config()
+
+ # IPv6 in to IPv4 tunnel
+ p6 = (p_ether / p_ip6 / p_payload)
+ p_inner_ip6 = p_ip6
+ p_inner_ip6.hlim -= 1
+ p6_reply = (IP(src=self.pg0.local_ip4, dst=self.pg1.remote_ip4,
+ proto='ipv6', id=0) / p_inner_ip6 / p_payload)
+ p6_reply.ttl -= 1
+ rx = self.send_and_expect(self.pg0, p6*10, self.pg1)
+ for p in rx:
+ self.validate(p[1], p6_reply)
+
+ # IPv4 in to IPv4 tunnel
+ p4 = (p_ether / p_ip4 / p_payload)
+ p_ip4_inner = p_ip4
+ p_ip4_inner.ttl -= 1
+ p4_reply = (IP(src=self.pg0.local_ip4,
+ dst=self.pg1.remote_ip4) / p_ip4_inner / p_payload)
+ p4_reply.ttl -= 1
+ p4_reply.id = 0
+ rx = self.send_and_expect(self.pg0, p4*10, self.pg1)
+ for p in rx:
+ self.validate(p[1], p4_reply)
+
+ # Decapsulation
+ p_ether = Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac)
+
+ # IPv4 tunnel to IPv4
+ p_ip4 = IP(src="1.2.3.4", dst=self.pg0.remote_ip4)
+ p4 = (p_ether / IP(src=self.pg1.remote_ip4,
+ dst=self.pg0.local_ip4) / p_ip4 / p_payload)
+ p4_reply = (p_ip4 / p_payload)
+ p4_reply.ttl -= 1
+ rx = self.send_and_expect(self.pg1, p4*10, self.pg0)
+ for p in rx:
+ self.validate(p[1], p4_reply)
+
+ # IPv4 tunnel to IPv6
+ p_ip6 = IPv6(src="1:2:3::4", dst=self.pg0.remote_ip6)
+ p6 = (p_ether / IP(src=self.pg1.remote_ip4,
+ dst=self.pg0.local_ip4) / p_ip6 / p_payload)
+ p6_reply = (p_ip6 / p_payload)
+ p6_reply.hlim = 63
+ rx = self.send_and_expect(self.pg1, p6*10, self.pg0)
+ for p in rx:
+ self.validate(p[1], p6_reply)
+
+ def test_ipip6(self):
+ """ ip{v4,v6} over ip6 test """
+ p_ether = Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
+ p_ip6 = IPv6(src="1::1", dst="DEAD::1", nh='UDP')
+ p_ip4 = IP(src="1.2.3.4", dst="130.67.0.1")
+ p_payload = UDP(sport=1234, dport=1234)
+
+ # IPv6 transport
+ rv = self.vapi.ipip_add_tunnel(
+ src_address=str(ip_address(self.pg0.local_ip6).packed),
+ dst_address=str(ip_address(self.pg1.remote_ip6).packed))
+ self.assertEqual(rv.retval, 0)
+
+ sw_if_index = rv.sw_if_index
+
+ rv = self.vapi.sw_interface_set_flags(sw_if_index, 1)
+ self.assertEqual(rv.retval, 0)
+ rv = self.vapi.sw_interface_set_unnumbered(
+ ip_sw_if_index=self.pg0.sw_if_index, sw_if_index=sw_if_index)
+ self.assertEqual(rv.retval, 0)
+
+ # Add IPv4 and IPv6 routes via tunnel interface
+ ip4_via_tunnel = VppIpRoute(
+ self, "130.67.0.0", 16,
+ [VppRoutePath("0.0.0.0",
+ sw_if_index,
+ proto=DpoProto.DPO_PROTO_IP4)], is_ip6=0)
+ ip4_via_tunnel.add_vpp_config()
+
+ ip6_via_tunnel = VppIpRoute(
+ self, "dead::", 16,
+ [VppRoutePath("::",
+ sw_if_index,
+ proto=DpoProto.DPO_PROTO_IP6)], is_ip6=1)
+ ip6_via_tunnel.add_vpp_config()
+
+ # Encapsulation
+
+ # IPv6 in to IPv6 tunnel
+ p6 = (p_ether / p_ip6 / p_payload)
+ p6_reply = (IPv6(src=self.pg0.local_ip6,
+ dst=self.pg1.remote_ip6, hlim=63) / p_ip6 / p_payload)
+ p6_reply[1].hlim -= 1
+ rx = self.send_and_expect(self.pg0, p6*10, self.pg1)
+ for p in rx:
+ self.validate(p[1], p6_reply)
+
+ # IPv4 in to IPv6 tunnel
+ p4 = (p_ether / p_ip4 / p_payload)
+ p4_reply = (IPv6(src=self.pg0.local_ip6,
+ dst=self.pg1.remote_ip6, hlim=63) / p_ip4 / p_payload)
+ p4_reply[1].ttl -= 1
+ rx = self.send_and_expect(self.pg0, p4*10, self.pg1)
+ for p in rx:
+ self.validate(p[1], p4_reply)
+
+ # Decapsulation
+
+ p_ether = Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac)
+
+ # IPv6 tunnel to IPv4
+ p_ip4 = IP(src="1.2.3.4", dst=self.pg0.remote_ip4)
+ p4 = (p_ether / IPv6(src=self.pg1.remote_ip6,
+ dst=self.pg0.local_ip6) / p_ip4 / p_payload)
+ p4_reply = (p_ip4 / p_payload)
+ p4_reply.ttl -= 1
+ rx = self.send_and_expect(self.pg1, p4*10, self.pg0)
+ for p in rx:
+ self.validate(p[1], p4_reply)
+
+ # IPv6 tunnel to IPv6
+ p_ip6 = IPv6(src="1:2:3::4", dst=self.pg0.remote_ip6)
+ p6 = (p_ether / IPv6(src=self.pg1.remote_ip6,
+ dst=self.pg0.local_ip6) / p_ip6 / p_payload)
+ p6_reply = (p_ip6 / p_payload)
+ p6_reply.hlim = 63
+ rx = self.send_and_expect(self.pg1, p6*10, self.pg0)
+ for p in rx:
+ self.validate(p[1], p6_reply)
+
+ def test_ipip_create(self):
+ """ ipip create / delete interface test """
+ rv = self.vapi.ipip_add_tunnel(
+ src_address=str(ip_address('1.2.3.4').packed),
+ dst_address=str(ip_address('2.3.4.5').packed), is_ipv6=0)
+ self.assertEqual(rv.retval, 0)
+ sw_if_index = rv.sw_if_index
+ rv = self.vapi.ipip_del_tunnel(sw_if_index)
+ self.assertEqual(rv.retval, 0)
+
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)
diff --git a/test/test_sixrd.py b/test/test_sixrd.py
index 32ebdf4cca0..ac5061474d5 100644
--- a/test/test_sixrd.py
+++ b/test/test_sixrd.py
@@ -57,9 +57,11 @@ class Test6RD(VppTestCase):
i.admin_down()
if type(self.tunnel_index) is list:
for sw_if_index in self.tunnel_index:
- self.vapi.sixrd_del_tunnel(sw_if_index)
+ rv = self.vapi.ipip_6rd_del_tunnel(sw_if_index)
+ self.assertEqual(rv.retval, 0)
else:
- self.vapi.sixrd_del_tunnel(self.tunnel_index)
+ rv = self.vapi.ipip_6rd_del_tunnel(self.tunnel_index)
+ self.assertEqual(rv.retval, 0)
self.vapi.cli("show error")
def validate_6in4(self, rx, expected):
@@ -92,13 +94,14 @@ class Test6RD(VppTestCase):
p_ether = Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
p_ip6 = IPv6(src="1::1", dst="2002:AC10:0202::1", nh='UDP')
- rv = self.vapi.sixrd_add_tunnel(
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2002::').packed), 16,
str(ip_address('0.0.0.0').packed), 0,
- str(ip_address(self.pg0.local_ip4).packed), 0, True)
+ str(ip_address(self.pg0.local_ip4).packed), True)
self.assertEqual(rv.retval, 0)
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)
@@ -124,13 +127,21 @@ class Test6RD(VppTestCase):
def test_6rd_ip4_to_ip6(self):
""" ip4 -> ip6 (decap) 6rd test """
- rv = self.vapi.sixrd_add_tunnel(
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2002::').packed),
16, str(ip_address('0.0.0.0').packed),
- 0, str(ip_address(self.pg0.local_ip4).packed), 0, True)
+ 0, str(ip_address(self.pg0.local_ip4).packed), True)
self.assertEqual(rv.retval, 0)
self.tunnel_index = rv.sw_if_index
- self.vapi.cli("show ip6 fib")
+ rv = self.vapi.ipip_6rd_del_tunnel(rv.sw_if_index)
+ self.assertEqual(rv.retval, 0)
+ rv = self.vapi.ipip_6rd_add_tunnel(
+ 0, str(ip_address('2002::').packed),
+ 16, str(ip_address('0.0.0.0').packed),
+ 0, str(ip_address(self.pg0.local_ip4).packed), True)
+ self.tunnel_index = rv.sw_if_index
+ self.assertEqual(rv.retval, 0)
+
p_ip6 = (IPv6(src="2002:AC10:0202::1", dst=self.pg1.remote_ip6) /
UDP(sport=1234, dport=1234))
@@ -149,18 +160,18 @@ class Test6RD(VppTestCase):
""" ip4 -> ip6 (decap) 6rd test """
self.tunnel_index = []
- rv = self.vapi.sixrd_add_tunnel(
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2002::').packed),
16, str(ip_address('0.0.0.0').packed),
- 0, str(ip_address(self.pg0.local_ip4).packed), 0, True)
+ 0, str(ip_address(self.pg0.local_ip4).packed), True)
self.assertEqual(rv.retval, 0)
self.tunnel_index.append(rv.sw_if_index)
- rv = self.vapi.sixrd_add_tunnel(
+
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2003::').packed),
16, str(ip_address('0.0.0.0').packed),
- 0, str(ip_address(self.pg1.local_ip4).packed), 0, True)
+ 0, str(ip_address(self.pg1.local_ip4).packed), True)
self.assertEqual(rv.retval, 0)
-
self.tunnel_index.append(rv.sw_if_index)
self.vapi.cli("show ip6 fib")
@@ -184,10 +195,10 @@ class Test6RD(VppTestCase):
def test_6rd_ip4_to_ip6_suffix(self):
""" ip4 -> ip6 (decap) 6rd test """
- rv = self.vapi.sixrd_add_tunnel(
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2002::').packed), 16,
str(ip_address('172.0.0.0').packed), 8,
- str(ip_address(self.pg0.local_ip4).packed), 0, True)
+ str(ip_address(self.pg0.local_ip4).packed), True)
self.assertEqual(rv.retval, 0)
self.tunnel_index = rv.sw_if_index
@@ -206,12 +217,13 @@ class Test6RD(VppTestCase):
def test_6rd_ip4_to_ip6_sec_check(self):
""" ip4 -> ip6 (decap) security check 6rd test """
- rv = self.vapi.sixrd_add_tunnel(
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2002::').packed),
16, str(ip_address('0.0.0.0').packed),
- 0, str(ip_address(self.pg0.local_ip4).packed), 0, True)
+ 0, str(ip_address(self.pg0.local_ip4).packed), True)
self.assertEqual(rv.retval, 0)
self.tunnel_index = rv.sw_if_index
+
self.vapi.cli("show ip6 fib")
p_ip6 = (IPv6(src="2002:AC10:0202::1", dst=self.pg1.remote_ip6) /
UDP(sport=1234, dport=1234))
@@ -238,10 +250,10 @@ class Test6RD(VppTestCase):
def test_6rd_bgp_tunnel(self):
""" 6rd BGP tunnel """
- rv = self.vapi.sixrd_add_tunnel(
+ rv = self.vapi.ipip_6rd_add_tunnel(
0, str(ip_address('2002::').packed),
16, str(ip_address('0.0.0.0').packed),
- 0, str(ip_address(self.pg0.local_ip4).packed), 0, False)
+ 0, str(ip_address(self.pg0.local_ip4).packed), False)
self.assertEqual(rv.retval, 0)
self.tunnel_index = rv.sw_if_index
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 18bb1f60d40..22c6a0d4597 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -3202,21 +3202,35 @@ class VppPapiProvider(object):
""" GBP contract Dump """
return self.api(self.papi.gbp_contract_dump, {})
- def sixrd_add_tunnel(self, fib_index, ip6_prefix, ip6_prefix_len,
- ip4_prefix, ip4_prefix_len, ip4_src, mtu,
- security_check):
+ def ipip_6rd_add_tunnel(self, fib_index, ip6_prefix, ip6_prefix_len,
+ ip4_prefix, ip4_prefix_len, ip4_src,
+ security_check):
""" 6RD tunnel Add """
- return self.api(self.papi.sixrd_add_tunnel,
+ return self.api(self.papi.ipip_6rd_add_tunnel,
{'fib_index': fib_index,
'ip6_prefix': ip6_prefix,
'ip6_prefix_len': ip6_prefix_len,
'ip4_prefix': ip4_prefix,
'ip4_prefix_len': ip4_prefix_len,
'ip4_src': ip4_src,
- 'mtu': mtu,
'security_check': security_check})
- def sixrd_del_tunnel(self, sw_if_index):
+ def ipip_6rd_del_tunnel(self, sw_if_index):
""" 6RD tunnel Delete """
- return self.api(self.papi.sixrd_del_tunnel,
+ return self.api(self.papi.ipip_6rd_del_tunnel,
+ {'sw_if_index': sw_if_index})
+
+ def ipip_add_tunnel(self, src_address, dst_address, is_ipv6=1,
+ instance=0xFFFFFFFF, fib_index=0):
+ """ IPIP tunnel Add/Del """
+ return self.api(self.papi.ipip_add_tunnel,
+ {'is_ipv6': is_ipv6,
+ 'instance': instance,
+ 'src_address': src_address,
+ 'dst_address': dst_address,
+ 'fib_index': fib_index})
+
+ def ipip_del_tunnel(self, sw_if_index):
+ """ IPIP tunnel Delete """
+ return self.api(self.papi.ipip_del_tunnel,
{'sw_if_index': sw_if_index})