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#BSD LICENSE
#
# Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Intel Corporation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""
DPDK Test suite.
Test Netmap_compat.
"""
import utils
import string
import time
import re
from test_case import TestCase
from plotting import Plotting
from settings import HEADER_SIZE
from etgen import IxiaPacketGenerator
from packet import Packet, sniff_packets, load_sniff_packets
class TestNetmapCompat(TestCase):
def set_up_all(self):
"""
Run at the start of each test suite.
"""
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 2, "Insufficient ports")
cores = self.dut.get_core_list("1S/4C/1T")
self.coremask = utils.create_mask(cores)
self.path = "./examples/netmap_compat/build/bridge"
# build sample app
out = self.dut.build_dpdk_apps("./examples/netmap_compat")
self.verify("Error" not in out, "compilation error 1")
self.verify("No such file" not in out, "compilation error 2")
def set_up(self):
"""
Run before each test case.
"""
pass
def test_netmap_compat_oneport(self):
"""
Verify netmap compatibility with one port
"""
cmd = self.path + " -c %s -n %d -- -i %s" % (self.coremask,self.dut.get_memory_channels(),self.dut_ports[0])
#start netmap_compat with one port
self.dut.send_expect(cmd,"Port %s now in Netmap mode" % self.dut_ports[0],60)
self.rxItf = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[0]))
self.inst = sniff_packets(self.rxItf)
self.scapy_send_packet()
out = self.get_tcpdump_package()
mac = self.dut.get_mac_address(self.dut_ports[0])
self.verify(mac in out, "Wrong: can't get <%s> package" % mac)
def test_netmap_compat_twoport(self):
"""
Verify netmap compatibility with two port
"""
cmd = self.path + " -c %s -n %d -- -i %s -i %s" % (self.coremask,self.dut.get_memory_channels(),self.dut_ports[0],self.dut_ports[1])
#start netmap_compat with two port
self.dut.send_expect(cmd,"Port %s now in Netmap mode" % self.dut_ports[0], 60)
self.rxItf = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[1]))
self.inst = sniff_packets(self.rxItf)
self.scapy_send_packet()
out = self.get_tcpdump_package()
mac = self.dut.get_mac_address(self.dut_ports[0])
self.verify(mac in out, "Wrong: can't get <%s> package" % mac)
def scapy_send_packet(self):
"""
Send a packet to port
"""
txport = self.tester.get_local_port(self.dut_ports[0])
mac = self.dut.get_mac_address(self.dut_ports[0])
txItf = self.tester.get_interface(txport)
self.tester.scapy_append('sendp([Ether(dst="%s")/IP()/UDP()/Raw(\'X\'*18)], iface="%s")' % (mac, txItf))
self.tester.scapy_execute()
def get_tcpdump_package(self):
pkts = load_sniff_packets(self.inst)
dsts = []
for packet in pkts:
dst = packet.strip_element_layer2("dst")
dsts.append(dst)
return dsts
def tear_down(self):
"""
Run after each test case.
"""
self.dut.kill_all()
time.sleep(2)
pass
def tear_down_all(self):
"""
Run after each test suite.
"""
pass
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