From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 433E48D9E for ; Tue, 22 Sep 2015 09:27:56 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP; 22 Sep 2015 00:27:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,571,1437462000"; d="scan'208";a="810216795" Received: from unknown (HELO dpdk-fedora20.icx.intel.com) ([10.238.55.12]) by orsmga002.jf.intel.com with ESMTP; 22 Sep 2015 00:27:54 -0700 From: haifeng To: dts@dpdk.org Date: Tue, 22 Sep 2015 15:23:33 +0800 Message-Id: <1442906614-89134-1-git-send-email-haifengx.tang@intel.com> X-Mailer: git-send-email 1.9.3 Subject: [dts] [PATCH 1/2] add TestSuite_pmdpcap into dts X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Sep 2015 07:27:57 -0000 Signed-off-by: haifeng --- tests/TestSuite_pmdpcap.py | 186 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100644 tests/TestSuite_pmdpcap.py diff --git a/tests/TestSuite_pmdpcap.py b/tests/TestSuite_pmdpcap.py new file mode 100644 index 0000000..41e2cfe --- /dev/null +++ b/tests/TestSuite_pmdpcap.py @@ -0,0 +1,186 @@ +# BSD LICENSE +# +# Copyright(c) 2010-2014 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. + +''' +''' +from test_case import TestCase +import dts + +from time import sleep +from scapy.all import * + + +# +# +# Test class. +# +class TestPmdPcap(TestCase): + + pcap_file_sizes = [1000, 500] + dut_pcap_files_path = '/root/' + + def set_up_all(self): + self.check_scapy_in_dut() + + self.memory_channel = self.dut.get_memory_channels() + + # Enable PCAP features and rebuild the package + self.pcap_config = self.get_pcap_compile_config() + self.dut.send_expect( + "sed -i 's/CONFIG_RTE_LIBRTE_PMD_PCAP=n$/CONFIG_RTE_LIBRTE_PMD_PCAP=y/' config/%s" % self.pcap_config, "# ") + self.dut.build_install_dpdk(self.target) + + # make sure there is no interface to bind + # because if there is any interface bonded to igb_uio, + # it will result in packet transmiting failed + self.dut.restore_interfaces() + + def get_pcap_compile_config(self): + config_head = "common_" + os_type = self.dut.get_os_type() + if os_type == "linux": + config_tail = os_type + "app" + elif os_type == "freebsd": + config_tail = "bsdapp" + else: + raise Exception( + "Unknow os type, please check to make sure pcap can work in OS [ %s ]" % os_type) + + return config_head + config_tail + + def create_pcap_file(self, filename, number_of_packets): + flow = [] + for pkt_id in range(number_of_packets): + pkt_id = str(hex(pkt_id % 256)) + flow.append(Ether(src='00:00:00:00:00:%s' % pkt_id[2:], dst='00:00:00:00:00:00') / IP( + src='192.168.1.1', dst='192.168.1.2') / ("X" * 26)) + + wrpcap(filename, flow) + + def check_scapy_in_dut(self): + try: + self.dut.send_expect('scapy', '>>> ') + self.dut.send_expect('quit()', '# ') + except: + self.verify(False, 'Scapy is required in dut.') + + def check_pcap_files(self, in_pcap, out_pcap, expected_frames): + + # Check if the number of expected frames are in the output + result = self.dut.send_expect( + 'tcpdump -n -e -r %s | wc -l' % out_pcap, '# ') + self.verify(str(expected_frames) in result, + 'Not all packets have been forwarded') + + # Check if the frames in the input and output files match + self.dut.send_expect('scapy', '>>> ') + self.dut.send_expect('input=rdpcap("%s")' % in_pcap, '>>> ') + self.dut.send_expect('output=rdpcap("%s")' % out_pcap, '>>> ') + self.dut.send_expect( + 'result=[input[i]==output[i] for i in xrange(len(input))]', '>>> ') + result = self.dut.send_expect('False in result', '>>> ') + self.dut.send_expect('quit()', '# ') + + self.verify('True' not in result, 'In/Out packets do not match.') + + def test_send_packets_with_one_device(self): + in_pcap = 'in_pmdpcap.pcap' + out_pcap = '/tmp/out_pmdpcap.pcap' + + two_cores = self.dut.get_core_list("1S/2C/1T") + core_mask = dts.create_mask(two_cores) + + self.create_pcap_file(in_pcap, TestPmdPcap.pcap_file_sizes[0]) + self.dut.session.copy_file_to(in_pcap) + + command = ("./{}/app/testpmd -c {} -n {} " + + "--vdev=eth_pcap0,rx_pcap={},tx_pcap={} " + + "-- -i --port-topology=chained") + + self.dut.send_expect(command.format(self.target, core_mask, + self.memory_channel, + TestPmdPcap.dut_pcap_files_path + in_pcap, + out_pcap), 'testpmd> ', 15) + + self.dut.send_expect('start', 'testpmd> ') + sleep(2) + self.dut.send_expect('stop', 'testpmd> ') + self.dut.send_expect('quit', '# ') + + self.check_pcap_files(TestPmdPcap.dut_pcap_files_path + in_pcap, + out_pcap, TestPmdPcap.pcap_file_sizes[0]) + + def test_send_packets_with_two_devices(self): + + in_pcap1 = 'in1_pmdpcap.pcap' + out_pcap1 = '/tmp/out1_pmdpcap.pcap' + + in_pcap2 = 'in2_pmdpcap.pcap' + out_pcap2 = '/tmp/out2_pmdpcap.pcap' + + four_cores = self.dut.get_core_list("1S/4C/1T") + core_mask = dts.create_mask(four_cores) + + self.create_pcap_file(in_pcap1, TestPmdPcap.pcap_file_sizes[0]) + self.dut.session.copy_file_to(in_pcap1) + self.create_pcap_file(in_pcap2, TestPmdPcap.pcap_file_sizes[1]) + self.dut.session.copy_file_to(in_pcap2) + + command = ("./{}/app/testpmd -c {} -n {} " + + "--vdev=eth_pcap0,rx_pcap={},tx_pcap={} " + + "--vdev=eth_pcap1,rx_pcap={},tx_pcap={} " + + "-- -i") + + self.dut.send_expect(command.format(self.target, core_mask, + self.memory_channel, + TestPmdPcap.dut_pcap_files_path + + in_pcap1, + out_pcap1, + TestPmdPcap.dut_pcap_files_path + + in_pcap2, + out_pcap2), 'testpmd> ', 10) + + self.dut.send_expect('start', 'testpmd> ') + sleep(2) + self.dut.send_expect('stop', 'testpmd> ') + self.dut.send_expect('quit', '# ') + + self.check_pcap_files(TestPmdPcap.dut_pcap_files_path + in_pcap1, + out_pcap2, TestPmdPcap.pcap_file_sizes[0]) + + self.check_pcap_files(TestPmdPcap.dut_pcap_files_path + in_pcap2, + out_pcap1, TestPmdPcap.pcap_file_sizes[1]) + + def tear_down_all(self): + # Disable PCAP feature and rebuild the package + self.dut.send_expect( + "sed -i 's/CONFIG_RTE_LIBRTE_PMD_PCAP=y$/CONFIG_RTE_LIBRTE_PMD_PCAP=n/' config/%s" % self.pcap_config, "# ") + self.dut.set_target(self.target) -- 1.9.3