From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 3AB0BA0487 for ; Thu, 4 Jul 2019 07:04:43 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 091142C38; Thu, 4 Jul 2019 07:04:43 +0200 (CEST) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id B1D6D2BE3 for ; Thu, 4 Jul 2019 07:04:41 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Jul 2019 22:04:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,449,1557212400"; d="scan'208";a="166734229" Received: from ubuntu.sh.intel.com ([10.67.119.68]) by orsmga003.jf.intel.com with ESMTP; 03 Jul 2019 22:04:39 -0700 From: lihong To: dts@dpdk.org Cc: yinan.wang@intel.com, lihong Date: Thu, 4 Jul 2019 05:42:47 +0800 Message-Id: <1562190167-24380-1-git-send-email-lihongx.ma@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dts] [PATCH V1] tests: add testsuite vhost gso 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: , Errors-To: dts-bounces@dpdk.org Sender: "dts" Signed-off-by: lihong --- tests/TestSuite_dpdk_gso_lib.py | 520 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 520 insertions(+) create mode 100644 tests/TestSuite_dpdk_gso_lib.py diff --git a/tests/TestSuite_dpdk_gso_lib.py b/tests/TestSuite_dpdk_gso_lib.py new file mode 100644 index 0000000..629ab0b --- /dev/null +++ b/tests/TestSuite_dpdk_gso_lib.py @@ -0,0 +1,520 @@ +# BSD LICENSE +# +# Copyright(c) <2019> Intel Corporation. +# 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. + +Vhost gso test suite. +""" +import time +import utils +import re +from test_case import TestCase +from virt_common import VM +from config import UserConf + + +class TestGso(TestCase): + + def set_up_all(self): + # This suite will not use the port config in ports.cfg + # it will use the port config in vhost_gro.cfg + # And it need two interface reconnet in DUT + # Get and verify the ports + self.dut_ports = self.dut.get_ports() + self.cores = self.dut.get_core_list("1S/2C/1T") + # unbind the port which config in ports.cfg + for i in self.dut_ports: + port = self.dut.ports_info[i]['port'] + port.bind_driver() + + # get and bind the port config in vhost_gro.cfg + config = UserConf('conf/vhost_gro.cfg') + conf = config.conf + section = config.get_sections() + self.verify('peerconf' in section, + 'Pls config peer info about intf in conf file vhost_gro.cfg') + params = conf._sections['peerconf'] + self.pci = params['pci'] + self.pci_drv = params['pci_drv'] + self.peer_pci = params['peer'] + self.nic_in_kernel = params['peer_intf'] + self.dut.send_expect( + "./usertools/dpdk-devbind.py -b igb_uio %s" % + self.pci, '#', 30) + + # Set the params for VM + self.virtio_ip1 = "1.1.1.2" + self.virtio_mac1 = "52:54:00:00:00:01" + self.memory_channel = self.dut.get_memory_channels() + # set diff arg about mem_socket base on socket number + if len(set([int(core['socket']) for core in self.dut.cores])) == 1: + self.socket_mem = '1024' + else: + self.socket_mem = '1024,1024' + + self.prepare_dpdk() + + def set_up(self): + # + # Run before each test case. + # Clean the execution ENV + self.dut.send_expect("rm -rf ./vhost-net*", "#") + self.dut.send_expect("killall -s INT testpmd", "#") + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def launch_testpmd_gso_on(self, mode=0): + # mode = 0: DPDK GSO for TCP Traffic + # mode = 1: DPDK GSO for UDP Traffic + # mode = 2: DPDK GSO for Vxlan/GRE Traffic + # mode = 3: TSO + # mode = others: NO DPDK GSO/TSO + self.testcmd = self.target + "/app/testpmd -c %s -n %d --socket-mem %s --legacy-mem" \ + + " --vdev 'net_vhost0,iface=vhost-net,queues=1' -- -i --tx-offloads=0x00 "\ + + " --txd=1024 --rxd=1024" + self.coremask = utils.create_mask(self.cores) + self.testcmd_start = self.testcmd % ( + self.coremask, self.memory_channel, self.socket_mem) + self.vhost_user = self.dut.new_session(suite="user") + self.vhost_user.send_expect(self.testcmd_start, "testpmd> ", 120) + self.vhost_user.send_expect("set fwd csum", "testpmd> ", 120) + self.vhost_user.send_expect("stop", "testpmd> ", 120) + if(mode == 0): + self.vhost_user.send_expect("port stop 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set ip hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set tcp hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("set port 0 gso on", "testpmd> ", 120) + self.vhost_user.send_expect("set gso segsz 1460", "testpmd> ", 120) + self.vhost_user.send_expect("port start 0", "testpmd> ", 120) + if (mode == 1): + self.vhost_user.send_expect("port stop 1", "testpmd> ", 120) + self.vhost_user.send_expect("port stop 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set ip hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set tcp hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("set port 0 gso on", "testpmd> ", 120) + self.vhost_user.send_expect("set gso segsz 1460", "testpmd> ", 120) + self.vhost_user.send_expect("port start 1", "testpmd> ", 120) + self.vhost_user.send_expect("port start 0", "testpmd> ", 120) + elif(mode == 3): + self.vhost_user.send_expect("port stop 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set ip hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set tcp hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("tso set 1460 0", "testpmd> ", 120) + self.vhost_user.send_expect("port start 0", "testpmd> ", 120) + elif (mode == 2): + self.vhost_user.send_expect("port stop 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set ip hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set tcp hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum set outer-ip hw 0", "testpmd> ", 120) + self.vhost_user.send_expect("csum parse-tunnel on 0", "testpmd> ", 120) + self.vhost_user.send_expect("set port 0 gso on", "testpmd> ", 120) + self.vhost_user.send_expect("set gso segsz 1400", "testpmd> ", 120) + self.vhost_user.send_expect("port start 0", "testpmd> ", 120) + else: + self.vhost_user.send_expect("set fwd csum", "testpmd> ", 120) + self.vhost_user.send_expect("start", "testpmd> ", 120) + + def quit_testpmd(self): + # Quit testpmd and close temp ssh session + self.vhost_user.send_expect("quit", "#", 120) + self.dut.close_session(self.vhost_user) + + def config_kernel_nic_host(self): + # + self.dut.send_expect("ip netns del ns1", "#") + self.dut.send_expect("ip netns add ns1", "#") + self.dut.send_expect( + "ip link set %s netns ns1" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ifconfig %s 1.1.1.8 up" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ethtool -K %s gro on" % + self.nic_in_kernel, "#") + + def config_kernel_nic_host_for_vxlan(self): + self.dut.send_expect("ip netns del ns1", "#") + self.dut.send_expect("ip netns add ns1", "#") + self.dut.send_expect( + "ip link set %s netns ns1" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ifconfig %s 188.0.0.1 up" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ip link add vxlan100 type vxlan id 1000 remote 188.0.0.2 local 188.0.0.1 dstport 4789 dev %s" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ifconfig vxlan100 1.1.1.1/24 up", + "#") + + def config_kernel_nic_host_for_gre(self): + self.dut.send_expect("ip netns del ns1", "#") + self.dut.send_expect("ip netns add ns1", "#") + self.dut.send_expect( + "ip link set %s netns ns1" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ifconfig %s 188.0.0.1 up" % + self.nic_in_kernel, "#") + self.dut.send_expect( + "ip netns exec ns1 ip tunnel add gre100 mode gre remote 188.0.0.2 local 188.0.0.1", + "#") + self.dut.send_expect( + "ip netns exec ns1 ifconfig gre100 1.1.1.1/24 up", + "#") + + def prepare_dpdk(self): + # Changhe the testpmd checksum fwd code for mac change + self.dut.send_expect( + "cp ./app/test-pmd/csumonly.c ./app/test-pmd/csumonly_backup.c", + "#") + self.dut.send_expect( + "sed -i '/ether_addr_copy(&peer_eth/i\#if 0' ./app/test-pmd/csumonly.c", "#") + self.dut.send_expect( + "sed -i '/parse_ethernet(eth_hdr, &info/i\#endif' ./app/test-pmd/csumonly.c", "#") + self.dut.build_install_dpdk(self.dut.target) + + def unprepare_dpdk(self): + # Recovery the DPDK code to original + time.sleep(5) + self.dut.send_expect( + "cp ./app/test-pmd/csumonly_backup.c ./app/test-pmd/csumonly.c ", + "#") + self.dut.send_expect("rm -rf ./app/test-pmd/csumonly_backup.c", "#") + self.dut.build_install_dpdk(self.dut.target) + + def start_vm(self, mode=0): + ''' + Start two VM, each VM has one virtio device + mode 0 : VM will send big packet , above MTU + mdoe 1: VM only send packet under MTU + ''' + self.vm1 = VM(self.dut, 'vm0', 'vhost_gro') + vm_params_1 = {} + vm_params_1['driver'] = 'vhost-user' + vm_params_1['opt_path'] = './vhost-net' + vm_params_1['opt_mac'] = self.virtio_mac1 + # tcp and udp traffic + if(mode == 0): + vm_params_1[ + 'opt_settings'] = 'mrg_rxbuf=on,csum=on,gso=on,host_tso4=on,guest_tso4=on,host_ufo=on,guest_ufo=on' + # no offload + elif(mode == 1): + vm_params_1[ + 'opt_settings'] = 'mrg_rxbuf=on,csum=off,gso=off,host_tso4=off,guest_tso4=off' + # gre and vxlan + elif(mode == 2): + vm_params_1[ + 'opt_settings'] = 'mrg_rxbuf=on,csum=on,guest_csum=on,gso=on,host_tso4=on,guest_tso4=on,guest_ecn=on' + self.vm1.set_vm_device(**vm_params_1) + time.sleep(30) + try: + self.vm1_dut = self.vm1.start() + if self.vm1_dut is None: + raise Exception("Set up VM ENV failed") + except Exception as e: + print utils.RED("Failure for %s" % str(e)) + self.vm1_dut.restore_interfaces() + + def iperf_result_verify(self, vm_client): + ''' + Get the iperf test result + ''' + fmsg = vm_client.send_expect("cat /root/iperf_client.log", "#") + print fmsg + iperfdata = re.compile('[\d+]*.[\d+]* [M|G|K]bits/sec').findall(fmsg) + print iperfdata + self.verify(iperfdata, 'There no data about this case') + self.result_table_create(['Data', 'Unit']) + results_row = ['GSO'] + results_row.append(iperfdata[-1]) + self.result_table_add(results_row) + self.result_table_print() + self.output_result = "Iperf throughput is %s" % iperfdata[-1] + self.logger.info(self.output_result) + + def test_vhost_gso_dpdk_tcp(self): + """ + DPDK GSO test with tcp traffic + """ + # Config the NIC which will be assigned to another namespace + self.config_kernel_nic_host() + self.launch_testpmd_gso_on(0) + self.start_vm(0) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + self.vm1_dut.send_expect("sh /home/lei/dpdk/Guest_script.sh", '#', 60) + self.vm1_dut.send_expect('ifconfig %s %s' % (self.vm1_intf, self.virtio_ip1), '#', 10) + self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10) + self.vm1_dut.send_expect('ethtool -K %s gso off' %(self.vm1_intf), '#', 10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect('ip netns exec ns1 iperf -s','',10) + self.vm1_dut.send_expect('iperf -c 1.1.1.8 -i 1 -t 10 -P 5 > /root/iperf_client.log &','',180) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + print "the GSO lib for TCP traffic %s " % (self.output_result) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect("ip netns del ns1", "#") + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def test_vhost_gso_dpdk_udp(self): + """ + DPDK GSO test with udp traffic + """ + # Config the NIC which will be assigned to another namespace + self.config_kernel_nic_host() + self.launch_testpmd_gso_on(1) + self.start_vm(0) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + self.vm1_dut.send_expect( + 'ifconfig %s %s' % + (self.vm1_intf, self.virtio_ip1), '#', 10) + self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10) + self.vm1_dut.send_expect('ethtool -K %s gso off' % (self.vm1_intf), '#', 10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect('ip netns exec ns1 iperf -s -u','',10) + self.vm1_dut.send_expect( + 'iperf -c 1.1.1.8 -i 1 -u -t 10 -l 9000 -b 10G -P 5 > /root/iperf_client.log &', + '', + 60) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + print "the GSO lib for UDP traffic %s " % (self.output_result) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect("ip netns del ns1", "#") + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def test_vhost_tso_dpdk(self): + self.config_kernel_nic_host() + self.launch_testpmd_gso_on(3) + self.start_vm(0) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + # Start the Iperf test + self.vm1_dut.send_expect('ifconfig -a', '#', 30) + self.vm1_dut.send_expect( + 'ifconfig %s %s' % + (self.vm1_intf, self.virtio_ip1), '#', 10) + self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10) + self.vm1_dut.send_expect( + 'ethtool -K %s gso off' % + (self.vm1_intf), '#', 10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect( + 'ip netns exec ns1 iperf -s', + '', + 10) + self.vm1_dut.send_expect( + 'iperf -c 1.1.1.8 -i 1 -t 10 -P 5 > /root/iperf_client.log &', + '', + 180) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + print "the TSO lib %s " % (self.output_result) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def test_kernel_gso_dpdk(self): + self.config_kernel_nic_host() + self.launch_testpmd_gso_on(4) + self.start_vm(1) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + # Start the Iperf test + self.vm1_dut.send_expect('ifconfig -a', '#', 30) + self.vm1_dut.send_expect( + 'ifconfig %s %s' % + (self.vm1_intf, self.virtio_ip1), '#', 10) + self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10) + self.vm1_dut.send_expect( + 'ethtool -K %s gso on' % + (self.vm1_intf), '#', 10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect( + 'ip netns exec ns1 iperf -s', + '', + 10) + + self.vm1_dut.send_expect( + 'iperf -c 1.1.1.8 -i 1 -t 10 -P 5 > /root/iperf_client.log &', + '', + 180) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + print "Kernel GSO %s " % (self.output_result) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def test_no_gso_dpdk(self): + self.config_kernel_nic_host() + self.launch_testpmd_gso_on(4) + self.start_vm(1) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + # Start the Iperf test + self.vm1_dut.send_expect('ifconfig -a', '#', 30) + self.vm1_dut.send_expect( + 'ifconfig %s %s' % + (self.vm1_intf, self.virtio_ip1), '#', 10) + self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10) + self.vm1_dut.send_expect( + 'ethtool -K %s gso off' % + (self.vm1_intf), '#', 10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect( + 'ip netns exec ns1 iperf -s', + '', + 10) + self.vm1_dut.send_expect( + 'iperf -c 1.1.1.8 -i 1 -t 10 -P 5 > /root/iperf_client.log &', + '', + 180) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + print "NO GSO/TSO %s " % (self.output_result) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def test_vhost_gso_with_vxlan(self): + """ + Test Performance with GSO for VXLAN traffic + """ + self.config_kernel_nic_host_for_vxlan() + self.launch_testpmd_gso_on(2) + self.start_vm(2) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name and unbind virtio net + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + self.vm1_dut.send_expect( + 'ifconfig %s 188.0.0.2 up' % + self.vm1_intf, '#', 30) + self.vm1_dut.send_expect( + 'ip link add vxlan100 type vxlan id 1000 remote 188.0.0.1 local 188.0.0.2 dstport 4789 dev %s' % + self.vm1_intf,'#', 30) + self.vm1_dut.send_expect('ifconfig vxlan100 1.1.1.2/24 up', '#', 30) + # Start Iperf test + self.dut.send_expect('ip netns exec ns1 iperf -s ','',10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.vm1_dut.send_expect('iperf -c 1.1.1.1 -i 1 -t 10 -P 5 > /root/iperf_client.log &','',60) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + print "the GSO lib for Vxlan traffic %s " % (self.output_result) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect("ip netns del ns1", "#") + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def test_vhost_gso_with_gre(self): + """ + Test Performance with GSO for GRE traffic + """ + self.config_kernel_nic_host_for_gre() + self.launch_testpmd_gso_on(2) + self.start_vm(2) + time.sleep(5) + self.dut.get_session_output(timeout=2) + # Get the virtio-net device name and unbind virtio net + for port in self.vm1_dut.ports_info: + self.vm1_intf = port['intf'] + self.vm1_dut.send_expect( + 'ifconfig %s 188.0.0.2 up' % + self.vm1_intf, '#', 30) + self.vm1_dut.send_expect( + 'ip tunnel add gre100 mode gre remote 188.0.0.1 local 188.0.0.2', + '#', + 30) + self.vm1_dut.send_expect('ifconfig gre100 1.1.1.2/24 up', '#', 30) + self.dut.send_expect('ip netns exec ns1 iperf -s', '', 10) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.vm1_dut.send_expect('iperf -c 1.1.1.1 -i 1 -t 10 -P 5 > /root/iperf_client.log &','',60) + time.sleep(30) + self.dut.send_expect('^C', '#', 10) + self.iperf_result_verify(self.vm1_dut) + self.vm1_dut.send_expect('rm /root/iperf_client.log', '#', 10) + self.dut.send_expect("ip netns del ns1", "#") + self.quit_testpmd() + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + + def tear_down(self): + """ + Run after each test case. + """ + self.dut.send_expect("killall -s INT testpmd", "#") + self.dut.send_expect("killall -s INT qemu-system-x86_64", "#") + self.dut.send_expect( + "./usertools/dpdk-devbind.py -u %s" % (self.peer_pci), '# ', 30) + self.dut.send_expect( + "./usertools/dpdk-devbind.py -b %s %s" % + (self.pci_drv, self.peer_pci), '# ', 30) + time.sleep(2) + + def tear_down_all(self): + """ + Run after each test suite. + """ + self.unprepare_dpdk() + self.dut.send_expect("ip netns del ns1", "#", 30) + self.dut.send_expect( + "./usertools/dpdk-devbind.py -u %s" % (self.pci), '# ', 30) + self.dut.send_expect( + "./usertools/dpdk-devbind.py -b %s %s" % + (self.pci_drv, self.pci), '# ', 30) -- 2.7.4