def test_punt_socket_traffic_multi_ports_single_socket(self):
""" Punt socket traffic multi ports and single socket"""
for p in self.ports:
self.portsCheck[p] = 0
#
# create stream with random packets count per given ports
#
pkts = list()
for _ in range(0, self.nr_packets):
# choose port from port list
p = random.choice(self.ports)
pkts.append((
Ether(src=self.pg0.remote_mac,
dst=self.pg0.local_mac) /
IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6) /
inet6.UDP(sport=9876, dport=p) /
Raw('\xa5' * 100)))
self.portsCheck[p] += 1
#
# no punt socket
#
punts = self.vapi.punt_socket_dump(is_ip6=1)
self.assertEqual(len(punts), 0)
#
# configure a punt socket
#
self.socket_client_create(b"%s/socket_multi" %
six.ensure_binary(self.tempdir))
for p in self.ports:
self.vapi.punt_socket_register(p,
b"%s/socket_multi" %
six.ensure_binary(self.tempdir),
is_ip4=0)
punts = self.vapi.punt_socket_dump(is_ip6=1)
self.assertEqual(len(punts), len(self.ports))
for p in self.ports:
self.logger.debug("Send %s packets to port %d",
str(self.portsCheck[p]), p)
#
# expect punt socket and no packets on pg0
#
self.vapi.cli("clear errors")
self.vapi.cli("clear trace")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
self.pg0.get_capture(0)
self.logger.info(self.vapi.cli("show trace"))
self.socket_client_close()
for p in self.ports:
self.assertEqual(self.portsCheck[p], 0)
self.vapi.punt_socket_deregister(p, is_ip4=0)
punts = self.vapi.punt_socket_dump(is_ip6=1)
self.assertEqual(len(punts), 0)
def test_punt_socket_traffic(self):
""" Punt socket traffic"""
nr_packets = 2
p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6) /
inet6.UDP(sport=9876, dport=1234) / Raw('\xa5' * 100))
pkts = p * nr_packets
punts = self.vapi.punt_socket_dump(1)
self.assertEqual(len(punts), 0)
#
# expect ICMPv6 - destination unreachable for all packets
#
self.vapi.cli("clear trace")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
rx = self.pg0.get_capture(nr_packets)
for p in rx:
self.assertEqual(int(p[IPv6].nh), 58) # ICMPv6
self.assertEqual(int(p[ICMPv6DestUnreach].code), 4) # unreachable
#
# configure a punt socket
#
self.socket_client_create(self.tempdir + "/socket_punt_1234")
self.vapi.punt_socket_register(1234,
self.tempdir + "/socket_punt_1234",
is_ip4=0)
punts = self.vapi.punt_socket_dump(1)
self.assertEqual(len(punts), 1)
#
# expect punt socket and no packets on pg0
#
self.vapi.cli("clear errors")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
self.pg0.get_capture(0)
self.socket_client_close()
#
# remove punt socket. expect ICMP - dest. unreachable for all packets
#
self.vapi.punt_socket_deregister(1234, is_ip4=0)
punts = self.vapi.punt_socket_dump(1)
self.assertEqual(len(punts), 0)
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
def test_punt_socket_traffic_single_port_single_socket(self):
"""Punt socket traffic single port single socket"""
port = self.ports[0]
pt_l4 = VppEnum.vl_api_punt_type_t.PUNT_API_TYPE_L4
af_ip6 = VppEnum.vl_api_address_family_t.ADDRESS_IP6
udp_proto = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP
punt_l4 = {
"type": pt_l4,
"punt": {
"l4": {
"af": af_ip6,
"protocol": udp_proto,
"port": port,
}
},
}
p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6) /
inet6.UDP(sport=9876, dport=port) / Raw(b"\xa5" * 100))
pkts = p * self.nr_packets
punts = self.vapi.punt_socket_dump(type=pt_l4)
self.assertEqual(len(punts), 0)
#
# expect ICMPv6 - destination unreachable for all packets
#
self.vapi.cli("clear trace")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
# FIXME - when punt socket deregister is implemented
# rx = self.pg0.get_capture(self.nr_packets)
# for p in rx:
# self.assertEqual(int(p[IPv6].nh), 58) # ICMPv6
# self.assertEqual(int(p[ICMPv6DestUnreach].code),4) # unreachable
#
# configure a punt socket
#
self.socket_client_create("%s/socket_%d" % (self.tempdir, port))
self.vapi.punt_socket_register(punt_l4,
"%s/socket_%d" % (self.tempdir, port))
punts = self.vapi.punt_socket_dump(type=pt_l4)
self.assertEqual(len(punts), 1)
#
# expect punt socket and no packets on pg0
#
self.vapi.cli("clear errors")
self.vapi.cli("clear trace")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
self.pg0.get_capture(0)
self.logger.info(self.vapi.cli("show trace"))
rx = self.socket_client_close()
self.verify_udp_pkts(rx, len(pkts), port)
#
# remove punt socket. expect ICMP - dest. unreachable for all packets
#
self.vapi.punt_socket_deregister(punt_l4)
punts = self.vapi.punt_socket_dump(type=pt_l4)
self.assertEqual(len(punts), 0)
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
def test_punt_socket_traffic_single_port_single_socket(self):
""" Punt socket traffic single port single socket"""
port = self.ports[0]
p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6) /
inet6.UDP(sport=9876, dport=port) / Raw('\xa5' * 100))
pkts = p * self.nr_packets
self.portsCheck[port] = self.nr_packets
punts = self.vapi.punt_socket_dump(is_ip6=1)
self.assertEqual(len(punts), 0)
#
# expect ICMPv6 - destination unreachable for all packets
#
self.vapi.cli("clear trace")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
# FIXME - when punt socket deregister is implemented
# rx = self.pg0.get_capture(self.nr_packets)
# for p in rx:
# self.assertEqual(int(p[IPv6].nh), 58) # ICMPv6
# self.assertEqual(int(p[ICMPv6DestUnreach].code),4) # unreachable
#
# configure a punt socket
#
self.socket_client_create(b"%s/socket_%d" %
(six.ensure_binary(self.tempdir), port))
self.vapi.punt_socket_register(port,
b"%s/socket_%d" %
(six.ensure_binary(self.tempdir), port),
is_ip4=0)
punts = self.vapi.punt_socket_dump(is_ip6=1)
self.assertEqual(len(punts), 1)
self.logger.debug("Sending %s packets to port %d",
str(self.portsCheck[port]), port)
#
# expect punt socket and no packets on pg0
#
self.vapi.cli("clear errors")
self.vapi.cli("clear trace")
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
self.pg0.get_capture(0)
self.logger.info(self.vapi.cli("show trace"))
self.socket_client_close()
self.assertEqual(self.portsCheck[port], 0)
#
# remove punt socket. expect ICMP - dest. unreachable for all packets
#
self.vapi.punt_socket_deregister(port, is_ip4=0)
punts = self.vapi.punt_socket_dump(is_ip6=1)
self.assertEqual(len(punts), 0)
self.pg0.add_stream(pkts)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
