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authorNeale Ranns <nranns@cisco.com>2019-05-21 06:54:54 -0700
committerOle Trøan <otroan@employees.org>2019-06-04 10:32:46 +0000
commitb538dd868665009f9a3737610177342f88e3ba80 (patch)
tree2e2a1964e56a70e7c2584668b8f32017311e834c /test/test_punt.py
parent0c6ac791dde099346af1752aa92d0eb05fc2db11 (diff)
Punt: specify packets by IP protocol Type
Change-Id: I0c2d6fccd95146e52bb88ca4a6e84554d5d6b2ed Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'test/test_punt.py')
-rw-r--r--test/test_punt.py163
1 files changed, 160 insertions, 3 deletions
diff --git a/test/test_punt.py b/test/test_punt.py
index 28c17daa08a..598f140547b 100644
--- a/test/test_punt.py
+++ b/test/test_punt.py
@@ -22,6 +22,7 @@ from scapy.layers.inet import IP, UDP, ICMP
from scapy.layers.ipsec import ESP
import scapy.layers.inet6 as inet6
from scapy.layers.inet6 import IPv6, ICMPv6DestUnreach
+from scapy.contrib.ospf import OSPF_Hdr, OSPFv3_Hello
import six
from framework import VppTestCase, VppTestRunner
@@ -130,6 +131,13 @@ class TestPuntSocket(VppTestCase):
self.assertEqual(vpr.punt.punt.exception.id,
pr['punt']['exception']['id'])
+ def verify_ip_proto(self, pr, vpr):
+ self.assertEqual(vpr.punt.type, pr['type'])
+ self.assertEqual(vpr.punt.punt.ip_proto.af,
+ pr['punt']['ip_proto']['af'])
+ self.assertEqual(vpr.punt.punt.ip_proto.protocol,
+ pr['punt']['ip_proto']['protocol'])
+
def verify_udp_pkts(self, rxs, n_rx, port):
n_match = 0
for rx in rxs:
@@ -182,7 +190,7 @@ def mk_vpp_cfg6():
class TestIP4PuntSocket(TestPuntSocket):
- """ Punt Socket for IPv4 """
+ """ Punt Socket for IPv4 UDP """
@classmethod
def setUpClass(cls):
@@ -409,7 +417,7 @@ class TestIP4PuntSocket(TestPuntSocket):
class TestIP6PuntSocket(TestPuntSocket):
- """ Punt Socket for IPv6"""
+ """ Punt Socket for IPv6 UDP """
@classmethod
def setUpClass(cls):
@@ -850,8 +858,157 @@ class TestExceptionPuntSocket(TestPuntSocket):
self.vapi.punt_socket_deregister(cfg['vpp'])
+class TestIpProtoPuntSocket(TestPuntSocket):
+ """ Punt Socket for IP packets """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestIpProtoPuntSocket, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIpProtoPuntSocket, cls).tearDownClass()
+
+ def setUp(self):
+ super(TestIpProtoPuntSocket, self).setUp()
+
+ for i in self.pg_interfaces:
+ i.config_ip4()
+ i.resolve_arp()
+
+ def tearDown(self):
+ super(TestIpProtoPuntSocket, self).tearDown()
+ for i in self.pg_interfaces:
+ i.unconfig_ip4()
+ i.admin_down()
+
+ def test_registration(self):
+ """ Punt socket registration/deregistration"""
+
+ af_ip4 = VppEnum.vl_api_address_family_t.ADDRESS_IP4
+ pt_ip = VppEnum.vl_api_punt_type_t.PUNT_API_TYPE_IP_PROTO
+ proto_ospf = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_OSPF
+ proto_eigrp = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_EIGRP
+
+ punts = self.vapi.punt_socket_dump(type=pt_ip)
+ self.assertEqual(len(punts), 0)
+
+ #
+ # configure a punt socket
+ #
+ punt_ospf = {
+ 'type': pt_ip,
+ 'punt': {
+ 'ip_proto': {
+ 'af': af_ip4,
+ 'protocol': proto_ospf
+ }
+ }
+ }
+ punt_eigrp = {
+ 'type': pt_ip,
+ 'punt': {
+ 'ip_proto': {
+ 'af': af_ip4,
+ 'protocol': proto_eigrp
+ }
+ }
+ }
+
+ self.vapi.punt_socket_register(punt_ospf,
+ b"%s/socket_punt_1" %
+ six.ensure_binary(self.tempdir))
+ self.vapi.punt_socket_register(punt_eigrp,
+ b"%s/socket_punt_2" %
+ six.ensure_binary(self.tempdir))
+ self.logger.info(self.vapi.cli("sh punt sock reg ip"))
+ punts = self.vapi.punt_socket_dump(type=pt_ip)
+ self.assertEqual(len(punts), 2)
+ self.verify_ip_proto(punt_ospf, punts[0])
+ self.verify_ip_proto(punt_eigrp, punts[1])
+
+ #
+ # deregister a punt socket
+ #
+ self.vapi.punt_socket_deregister(punt_ospf)
+ punts = self.vapi.punt_socket_dump(type=pt_ip)
+ self.assertEqual(len(punts), 1)
+
+ #
+ # configure a punt socket again
+ #
+ self.vapi.punt_socket_register(punt_ospf,
+ b"%s/socket_punt_3" %
+ six.ensure_binary(self.tempdir))
+ punts = self.vapi.punt_socket_dump(type=pt_ip)
+ self.assertEqual(len(punts), 2)
+
+ self.logger.info(self.vapi.cli("sh punt sock reg exception"))
+
+ #
+ # deregister all punt socket
+ #
+ self.vapi.punt_socket_deregister(punt_eigrp)
+ self.vapi.punt_socket_deregister(punt_ospf)
+ punts = self.vapi.punt_socket_dump(type=pt_ip)
+ self.assertEqual(len(punts), 0)
+
+ def verify_ospf_pkts(self, rxs, n_sent):
+ self.assertEqual(len(rxs), n_sent)
+ for rx in rxs:
+ self.assertTrue(rx.haslayer(OSPF_Hdr))
+
+ def test_traffic(self):
+ """ Punt socket traffic """
+
+ af_ip4 = VppEnum.vl_api_address_family_t.ADDRESS_IP4
+ pt_ip = VppEnum.vl_api_punt_type_t.PUNT_API_TYPE_IP_PROTO
+ proto_ospf = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_OSPF
+
+ #
+ # configure a punt socket to capture OSPF packets
+ #
+ punt_ospf = {
+ 'type': pt_ip,
+ 'punt': {
+ 'ip_proto': {
+ 'af': af_ip4,
+ 'protocol': proto_ospf
+ }
+ }
+ }
+
+ #
+ # create packet streams and configure a punt sockets
+ #
+ pkt = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
+ OSPF_Hdr() /
+ OSPFv3_Hello())
+ pkts = pkt * 7
+
+ sock = self.socket_client_create(b"%s/socket_1" % (
+ six.ensure_binary(self.tempdir)))
+ self.vapi.punt_socket_register(
+ punt_ospf,
+ b"%s/socket_1" % (six.ensure_binary(self.tempdir)))
+
+ #
+ # send packets for each SPI we expect to be punted
+ #
+ self.send_and_assert_no_replies(self.pg0, pkts)
+
+ #
+ # verify the punted packets arrived on the associated socket
+ #
+ rx = sock.close()
+ self.verify_ospf_pkts(rx, len(pkts))
+ self.vapi.punt_socket_deregister(punt_ospf)
+
+
class TestPunt(VppTestCase):
- """ Punt Test Case """
+ """ Exception Punt Test Case """
@classmethod
def setUpClass(cls):