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-rw-r--r--test/test_ping.py176
1 files changed, 176 insertions, 0 deletions
diff --git a/test/test_ping.py b/test/test_ping.py
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+++ b/test/test_ping.py
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+import socket
+
+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 util import ppp
+from vpp_ip_route import VppIpInterfaceAddress, VppIpRoute, VppRoutePath
+from vpp_neighbor import VppNeighbor
+
+""" TestPing is a subclass of VPPTestCase classes.
+
+Basic test for sanity check of the ping.
+
+"""
+
+
+class TestPing(VppTestCase):
+ """ Ping Test Case """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestPing, 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(TestPing, cls).tearDownClass()
+ raise
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestPing, cls).tearDownClass()
+
+ def tearDown(self):
+ super(TestPing, self).tearDown()
+
+ def show_commands_at_teardown(self):
+ self.logger.info(self.vapi.cli("show hardware"))
+
+ def verify_ping_request(self, p, src, dst, seq):
+ ip = p[IP]
+ self.assertEqual(ip.version, 4)
+ self.assertEqual(ip.flags, 0)
+ self.assertEqual(ip.src, src)
+ self.assertEqual(ip.dst, dst)
+ self.assertEqual(ip.proto, 1)
+ self.assertEqual(len(ip.options), 0)
+ self.assertGreaterEqual(ip.ttl, 254)
+ icmp = p[ICMP]
+ self.assertEqual(icmp.type, 8)
+ self.assertEqual(icmp.code, 0)
+ self.assertEqual(icmp.seq, seq)
+ return icmp
+
+ def test_ping_basic(self):
+ """ basic ping test """
+ try:
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ self.logger.info(self.vapi.cli("show ip4 neighbors"))
+ self.logger.info(self.vapi.cli("show ip6 neighbors"))
+
+ remote_ip4 = self.pg1.remote_ip4
+ ping_cmd = "ping " + remote_ip4 + " interval 0.01 repeat 10"
+ ret = self.vapi.cli(ping_cmd)
+ self.logger.info(ret)
+ out = self.pg1.get_capture(10)
+ icmp_id = None
+ icmp_seq = 1
+ for p in out:
+ icmp = self.verify_ping_request(p, self.pg1.local_ip4,
+ self.pg1.remote_ip4, icmp_seq)
+ icmp_seq = icmp_seq + 1
+ if icmp_id is None:
+ icmp_id = icmp.id
+ else:
+ self.assertEqual(icmp.id, icmp_id)
+ finally:
+ self.vapi.cli("show error")
+
+ def test_ping_burst(self):
+ """ burst ping test """
+ try:
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ self.logger.info(self.vapi.cli("show ip neighbors"))
+
+ remote_ip4 = self.pg1.remote_ip4
+ ping_cmd = "ping " + remote_ip4 + " interval 0.01 burst 3"
+ ret = self.vapi.cli(ping_cmd)
+ self.logger.info(ret)
+ out = self.pg1.get_capture(3*5)
+ icmp_id = None
+ icmp_seq = 1
+ count = 0
+ for p in out:
+ icmp = self.verify_ping_request(p, self.pg1.local_ip4,
+ self.pg1.remote_ip4, icmp_seq)
+ count = count + 1
+ if count >= 3:
+ icmp_seq = icmp_seq + 1
+ count = 0
+ if icmp_id is None:
+ icmp_id = icmp.id
+ else:
+ self.assertEqual(icmp.id, icmp_id)
+ finally:
+ self.vapi.cli("show error")
+
+ def test_ping_src(self):
+ """ ping with source address set """
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ self.logger.info(self.vapi.cli("show ip4 neighbors"))
+ self.logger.info(self.vapi.cli("show ip6 neighbors"))
+
+ nbr_addr = "10.0.0.2"
+ VppIpInterfaceAddress(self, self.pg1, "10.0.0.1", 24).add_vpp_config()
+ VppNeighbor(self, self.pg1.sw_if_index,
+ "00:11:22:33:44:55",
+ nbr_addr).add_vpp_config()
+
+ ping_cmd = "ping %s interval 0.01 repeat 3" % self.pg1.remote_ip4
+ ret = self.vapi.cli(ping_cmd)
+ out = self.pg1.get_capture(3)
+ icmp_seq = 1
+ for p in out:
+ icmp = self.verify_ping_request(p, self.pg1.local_ip4,
+ self.pg1.remote_ip4, icmp_seq)
+ icmp_seq = icmp_seq + 1
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ ping_cmd = "ping %s interval 0.01 repeat 3" % nbr_addr
+ ret = self.vapi.cli(ping_cmd)
+ out = self.pg1.get_capture(3)
+ icmp_seq = 1
+ for p in out:
+ icmp = self.verify_ping_request(p, "10.0.0.1", nbr_addr, icmp_seq)
+ icmp_seq = icmp_seq + 1
+
+ def test_ping_fib_routed_dst(self):
+ """ ping destination routed according to FIB table """
+
+ try:
+ self.pg1.generate_remote_hosts(1)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ routed_dst = "10.0.2.0"
+ self.logger.info(self.vapi.cli("show ip4 neighbors"))
+ VppIpRoute(self, routed_dst, 24,
+ [VppRoutePath(self.pg1.remote_hosts[0].ip4,
+ self.pg1.sw_if_index)]).add_vpp_config()
+ ping_cmd = "ping %s interval 0.01 repeat 3" % routed_dst
+ ret = self.vapi.cli(ping_cmd)
+ self.logger.info(ret)
+ out = self.pg1.get_capture(3)
+ icmp_seq = 1
+ for p in out:
+ self.verify_ping_request(p, self.pg1.local_ip4, routed_dst,
+ icmp_seq)
+ icmp_seq = icmp_seq + 1
+ finally:
+ self.vapi.cli("show error")