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from scapy.layers.l2 import ARP
from scapy.layers.inet6 import ICMPv6ND_NS, ICMPv6ND_NA, IPv6
from framework import VppTestCase
from config import config
import unittest
""" TestArping is a subclass of VPPTestCase classes.
Basic test for sanity check of arping.
"""
@unittest.skipIf("arping" in config.excluded_plugins, "Exclude Arping plugin tests")
class TestArping(VppTestCase):
"""Arping Test Case"""
@classmethod
def setUpClass(cls):
super(TestArping, cls).setUpClass()
try:
cls.create_pg_interfaces(range(2))
cls.interfaces = list(cls.pg_interfaces)
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(TestArping, cls).tearDownClass()
raise
@classmethod
def tearDownClass(cls):
super(TestArping, cls).tearDownClass()
def tearDown(self):
super(TestArping, self).tearDown()
def show_commands_at_teardown(self):
self.logger.info(self.vapi.cli("show hardware"))
def verify_arping_request(self, p, src, dst):
arp = p[ARP]
self.assertEqual(arp.hwtype, 0x0001)
self.assertEqual(arp.ptype, 0x0800)
self.assertEqual(arp.hwlen, 6)
self.assertEqual(arp.op, 1)
self.assertEqual(arp.psrc, src)
self.assertEqual(arp.pdst, dst)
def verify_arping_ip6_ns(self, p, src, dst):
icmpv6 = p[ICMPv6ND_NS]
self.assertEqual(icmpv6.type, 135)
self.assertEqual(icmpv6.tgt, dst)
ipv6 = p[IPv6]
self.assertEqual(src, ipv6.src)
def verify_arping_ip6_na(self, p, src, dst):
icmpv6 = p[ICMPv6ND_NA]
self.assertEqual(icmpv6.type, 136)
self.assertEqual(icmpv6.tgt, dst)
ipv6 = p[IPv6]
self.assertEqual(src, ipv6.src)
def test_arping_ip4_arp_request_cli(self):
"""arping IP4 arp request CLI test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
remote_ip4 = self.pg1.remote_ip4
ping_cmd = "arping " + remote_ip4 + "pg1 repeat 5 interval 0.1"
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
ping_cmd = "arping " + remote_ip4 + "pg1"
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_request(p, self.pg1.local_ip4, self.pg1.remote_ip4)
finally:
self.vapi.cli("show error")
def test_arping_ip4_garp_cli(self):
"""arping ip4 gratuitous arp CLI test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
ping_cmd = (
"arping gratuitous" + self.pg1.local_ip4 + "pg1 repeat 5 interval 0.1"
)
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
ping_cmd = "arping gratuitous" + self.pg1.local_ip4 + "pg1"
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_request(p, self.pg1.local_ip4, self.pg1.local_ip4)
finally:
self.vapi.cli("show error")
def test_arping_ip4_arp_request_api(self):
"""arping ip4 arp request API test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
remote_ip4 = self.pg1.remote_ip4
ret = self.vapi.arping(
address=remote_ip4,
sw_if_index=self.pg1.sw_if_index,
is_garp=0,
repeat=5,
interval=0.1,
)
self.logger.info(ret)
ret = self.vapi.arping(
address=remote_ip4, sw_if_index=self.pg1.sw_if_index, is_garp=0
)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_request(p, self.pg1.local_ip4, self.pg1.remote_ip4)
finally:
self.vapi.cli("show error")
def test_arping_ip4_garp_api(self):
"""arping ip4 gratuitous arp API test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
ret = self.vapi.arping(
address=self.pg1.local_ip4,
sw_if_index=self.pg1.sw_if_index,
is_garp=1,
repeat=5,
interval=0.1,
)
self.logger.info(ret)
ret = self.vapi.arping(
address=self.pg1.local_ip4, sw_if_index=self.pg1.sw_if_index, is_garp=1
)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_request(p, self.pg1.local_ip4, self.pg1.local_ip4)
finally:
self.vapi.cli("show error")
def test_arping_ip6_ns_cli(self):
"""arping IP6 neighbor solicitation CLI test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
remote_ip6 = self.pg1.remote_ip6
ping_cmd = "arping " + remote_ip6 + "pg1 repeat 5 interval 0.1"
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
ping_cmd = "arping " + remote_ip6 + "pg1"
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_ip6_ns(p, self.pg1.local_ip6, self.pg1.remote_ip6)
finally:
self.vapi.cli("show error")
def test_arping_ip6_ns_api(self):
"""arping ip6 neighbor solicitation API test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
remote_ip6 = self.pg1.remote_ip6
ret = self.vapi.arping(
address=remote_ip6,
sw_if_index=self.pg1.sw_if_index,
is_garp=0,
repeat=5,
interval=0.1,
)
self.logger.info(ret)
ret = self.vapi.arping(
address=remote_ip6, sw_if_index=self.pg1.sw_if_index, is_garp=0
)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_ip6_ns(p, self.pg1.local_ip6, self.pg1.remote_ip6)
finally:
self.vapi.cli("show error")
def test_arping_ip6_na_cli(self):
"""arping ip6 neighbor advertisement CLI test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
ping_cmd = (
"arping gratuitous" + self.pg1.local_ip6 + "pg1 repeat 5 interval 0.1"
)
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
ping_cmd = "arping gratuitous" + self.pg1.local_ip6 + "pg1"
ret = self.vapi.cli(ping_cmd)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_ip6_na(p, self.pg1.local_ip6, self.pg1.local_ip6)
finally:
self.vapi.cli("show error")
def test_arping_ip6_na_api(self):
"""arping ip6 neighbor advertisement API test"""
try:
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
ret = self.vapi.arping(
address=self.pg1.local_ip6,
sw_if_index=self.pg1.sw_if_index,
is_garp=1,
repeat=5,
interval=0.1,
)
self.logger.info(ret)
ret = self.vapi.arping(
address=self.pg1.local_ip6, sw_if_index=self.pg1.sw_if_index, is_garp=1
)
self.logger.info(ret)
out = self.pg1.get_capture(6)
for p in out:
self.verify_arping_ip6_na(p, self.pg1.local_ip6, self.pg1.local_ip6)
finally:
self.vapi.cli("show error")
if __name__ == "__main__":
unittest.main(testRunner=VppTestRunner)
|
