119 lines
3.9 KiB
Python
119 lines
3.9 KiB
Python
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import socket
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from scapy.layers.inet import IP, UDP, ICMP
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from scapy.layers.inet6 import IPv6
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from scapy.layers.l2 import Ether, GRE
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from scapy.packet import Raw
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from framework import VppTestCase
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from util import ppp
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""" TestPing is a subclass of VPPTestCase classes.
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Basic test for sanity check of the ping.
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"""
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class TestPing(VppTestCase):
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""" Ping Test Case """
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@classmethod
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def setUpClass(cls):
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super(TestPing, cls).setUpClass()
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try:
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cls.create_pg_interfaces(range(2))
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cls.interfaces = list(cls.pg_interfaces)
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for i in cls.interfaces:
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i.admin_up()
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i.config_ip4()
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i.config_ip6()
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i.disable_ipv6_ra()
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i.resolve_arp()
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i.resolve_ndp()
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except Exception:
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super(TestPing, cls).tearDownClass()
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raise
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def tearDown(self):
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super(TestPing, self).tearDown()
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if not self.vpp_dead:
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self.vapi.cli("show hardware")
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def test_ping_basic(self):
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""" basic ping test """
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try:
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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self.logger.info(self.vapi.cli("show ip arp"))
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self.logger.info(self.vapi.cli("show ip6 neighbors"))
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remote_ip4 = self.pg1.remote_ip4
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ping_cmd = "ping " + remote_ip4 + " interval 0.01 repeat 10"
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ret = self.vapi.cli(ping_cmd)
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self.logger.info(ret)
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out = self.pg1.get_capture(10)
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icmp_id = None
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icmp_seq = 1
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for p in out:
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ip = p[IP]
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self.assertEqual(ip.version, 4)
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self.assertEqual(ip.flags, 0)
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self.assertEqual(ip.src, self.pg1.local_ip4)
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self.assertEqual(ip.dst, self.pg1.remote_ip4)
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self.assertEqual(ip.proto, 1)
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self.assertEqual(len(ip.options), 0)
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self.assertGreaterEqual(ip.ttl, 254)
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icmp = p[ICMP]
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self.assertEqual(icmp.type, 8)
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self.assertEqual(icmp.code, 0)
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self.assertEqual(icmp.seq, icmp_seq)
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icmp_seq = icmp_seq + 1
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if icmp_id is None:
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icmp_id = icmp.id
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else:
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self.assertEqual(icmp.id, icmp_id)
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finally:
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self.vapi.cli("show error")
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def test_ping_burst(self):
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""" burst ping test """
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try:
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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self.logger.info(self.vapi.cli("show ip arp"))
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self.logger.info(self.vapi.cli("show ip6 neighbors"))
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remote_ip4 = self.pg1.remote_ip4
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ping_cmd = "ping " + remote_ip4 + " interval 0.01 burst 3"
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ret = self.vapi.cli(ping_cmd)
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self.logger.info(ret)
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out = self.pg1.get_capture(3*5)
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icmp_id = None
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icmp_seq = 1
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count = 0
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for p in out:
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ip = p[IP]
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self.assertEqual(ip.version, 4)
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self.assertEqual(ip.flags, 0)
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self.assertEqual(ip.src, self.pg1.local_ip4)
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self.assertEqual(ip.dst, self.pg1.remote_ip4)
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self.assertEqual(ip.proto, 1)
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self.assertEqual(len(ip.options), 0)
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self.assertGreaterEqual(ip.ttl, 254)
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icmp = p[ICMP]
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self.assertEqual(icmp.type, 8)
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self.assertEqual(icmp.code, 0)
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self.assertEqual(icmp.seq, icmp_seq)
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count = count + 1
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if count >= 3:
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icmp_seq = icmp_seq + 1
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count = 0
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if icmp_id is None:
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icmp_id = icmp.id
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else:
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self.assertEqual(icmp.id, icmp_id)
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finally:
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self.vapi.cli("show error")
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