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# 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.
"""
DPDK Test suite
Test DPDK vhost + virtio scenarios
"""
import re
import dts
import time
from test_case import TestCase
from qemu_kvm import QEMUKvm
class TestVirtioIperf(TestCase):
def set_up_all(self):
self.vhost_legacy_virtio_cmdline="csum=off,gso=off,guest_csum=off,guest_tso4=off,guest_tso6=off,guest_ecn=off"
self.vhost_cuse_virtio_cmdline="csum=off,gso=off,guest_csum=off,guest_tso4=off,guest_tso6=off,guest_ecn=off"
self.vhost_user_virtio_cmdline=""
self.virtio_mac = ["52:54:00:00:00:01", "52:54:00:00:00:02"]
self.virtio_ip = ["1.1.1.2", "1.1.1.3"]
self.vm = []
self.vm_dut = []
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, 'Insufficient ports for test')
self.phy_function = self.dut_ports[0]
netdev = self.dut.ports_info[self.phy_function]['port']
self.socket = netdev.get_nic_socket()
self.cores = self.dut.get_core_list("1S/3C/1T", socket=self.socket)
self.coremask = dts.create_mask(self.cores)
def set_up(self):
pass
def dut_execut_cmd(self, cmdline, ex='#', timout=30):
return self.dut.send_expect(cmdline, ex, timout)
def build_vhost_lib(self, vhost='user'):
self.dut_execut_cmd('git clean -x -d -f')
self.dut_execut_cmd('git checkout *')
if vhost == 'cuse':
self.dut_execut_cmd(
"sed -i -e 's/CONFIG_RTE_LIBRTE_VHOST_USER=.*$/CONFIG_RTE_LIBRTE" +
"_VHOST_USER=n/' ./config/common_base")
else:
self.dut_execut_cmd(
"sed -i -e 's/CONFIG_RTE_LIBRTE_VHOST_USER=.*$/CONFIG_RTE_LIBRTE" +
"_VHOST_USER=y/' ./config/common_base")
self.dut.build_install_dpdk(self.target)
self.dut_execut_cmd("cd ./lib/librte_vhost")
out = self.dut_execut_cmd("make")
self.verify('Error' not in out, 'bulid err: build lib vhost failed')
self.dut_execut_cmd("cd ./eventfd_link")
out = self.dut_execut_cmd("make")
self.verify('Error' not in out, 'bulid err: build eventfd_link failed')
self.dut_execut_cmd("cd ~/dpdk")
def build_vhost_app(self):
if self.nic in "niantic":
self.dut_execut_cmd(
"sed -i -e 's/define MAX_QUEUES.*/define MAX_QUEUES 128/' " +
"./examples/vhost/main.c")
else:
self.dut_execut_cmd(
"sed -i -e 's/define MAX_QUEUES.*/define MAX_QUEUES 512/' " +
"./examples/vhost/main.c")
out = self.dut_execut_cmd("make -C ./examples/vhost")
self.verify("Error" not in out, "compilation error")
self.verify("No such file" not in out, "Not found file error")
def launch_vhost_switch(self, coremask, channel, jumbo, scenario):
self.vhost_switch = "./examples/vhost/build/vhost-switch"
self.vhost_switch_cmd = self.vhost_switch + \
" -c %s -n %d --socket-mem 2048,2048 -- -p 0x1" + \
" --mergeable %d --zero-copy 0 --vm2vm %d > ./vhost.out &"
self.dut_execut_cmd(self.vhost_switch_cmd % (coremask, channel, jumbo, scenario))
time.sleep(20)
self.dut.session.copy_file_from('/root/dpdk/vhost.out')
time.sleep(5)
fp = open('./vhost.out')
fmsg = fp.read()
fp.close()
if 'Error' or 'error' in fmsg:
print 'launch vhost sample failed'
return False
else:
return True
def iperf_result_verify(self, vm_client):
'''
vm_client.session.copy_file_from("/root/dpdk/iperf_client.log")
self.tester.send_expect('scp -P')
'''
vm_client.session.copy_file_from("/root/dpdk/iperf_client.log")
fp = open("./iperf_client.log")
fmsg = fp.read()
iperfdata = re.compile('[\d+]*.[\d+] [M|G]bits/sec').findall(fmsg)
dts.results_table_add_header(['Data', 'Unit'])
for data in iperfdata:
dts.results_table_add_row([data.split()[0], data.split()[1]])
dts.results_table_print()
import os
os.popen("rm -rf ./iperf_client.log")
def test_perf_vhost_legacy_virtio_iperf(self):
pass
def test_perf_vhost_cuse_virtio_iperf(self):
"""
vhost cuse as back end, legacy virtio dirver as front end
"""
self.build_vhost_lib(vhost='cuse')
self.build_vhost_app()
self.dut_execut_cmd('rm -rf /dev/vhost-net')
self.dut_execut_cmd('rmmod igb_uio -f')
self.dut_execut_cmd('rmmod eventfd_link')
self.dut_execut_cmd('modprobe uio')
self.dut_execut_cmd('modprobe fuse')
self.dut_execut_cmd('modprobe cuse')
self.dut_execut_cmd('insmod ./x86_64-native-linuxapp-gcc/kmod/igb_uio.ko')
self.dut_execut_cmd('insmod ./lib/librte_vhost/eventfd_link/eventfd_link.ko')
self.dut.bind_interfaces_linux(dts.drivername)
self.launch_vhost_switch(self.coremask, 4, 0, 1)
self.vm1 = QEMUKvm(self.dut, 'vm0', 'virtio_iperf')
vm1_params = {}
vm1_params['driver'] = 'vhost-cuse'
vm1_params['opt_tap'] = 'vhost0'
vm1_params['opt_mac'] = self.virtio_mac[0]
vm1_params['opt_settings'] = self.vhost_cuse_virtio_cmdline
self.vm1.set_vm_device(**vm1_params)
try:
self.vm1_dut = self.vm1.start(auto_portmap=False)
time.sleep(10)
if self.vm1_dut is None:
raise Exception('VM1 start failed')
except Exception as e0:
print dts.RED('VM1 already exist, powerdown it first')
self.vm1_dut.restore_interfaces()
self.vm2 = QEMUKvm(self.dut, 'vm1', 'virtio_iperf')
vm2_params = {}
vm2_params['driver'] = 'vhost-cuse'
vm2_params['opt_tap'] = 'vhost1'
vm2_params['opt_mac'] = self.virtio_mac[1]
vm2_params['opt_settings'] = self.vhost_cuse_virtio_cmdline
self.vm2.set_vm_device(**vm2_params)
try:
self.vm2_dut = self.vm2.start(auto_portmap=False)
time.sleep(10)
if self.vm2_dut is None:
raise Exception('VM2 start failed')
except Exception as e1:
print dts.RED('VM2 already exist, powerdown it first')
self.vm2_dut.restore_interfaces()
#self.start_iperf_server()
vm1_vport = self.vm1_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm1_vport
intfs = re.compile('eth\d').findall(vm1_vport)
for intf in intfs:
outmac = self.vm1_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[0] in outmac:
self.vm1_intf = intf
self.vm1_dut.send_expect('ifconfig %s %s' % (self.vm1_intf, self.virtio_ip[0]), '#', 10)
self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10)
self.vm1_dut.send_expect('arp -s %s %s' % (self.virtio_ip[1], self.virtio_mac[1]), '#', 10)
self.vm1_dut.send_expect('iperf -s -p 12345 -i 1 > iperf_server.log &', '', 10)
#self.start_iperf_client()
vm2_vport = self.vm2_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm2_vport
intfs = re.compile('eth\d').findall(vm2_vport)
for intf in intfs:
outmac = self.vm2_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[1] in outmac:
self.vm2_intf = intf
self.vm2_dut.send_expect('ifconfig %s %s' % (self.vm2_intf, self.virtio_ip[1]), '#', 10)
self.vm2_dut.send_expect('ifconfig %s up' % self.vm2_intf, '#', 10)
self.vm2_dut.send_expect('arp -s %s %s' % (self.virtio_ip[0], self.virtio_mac[0]), '#', 10)
self.vm2_dut.send_expect('iperf -c %s -p 12345 -i 1 -t 60 > iperf_client.log &' % self.virtio_ip[0], '', 60)
time.sleep(70)
self.vm1_dut.send_expect("killall -s INT iperf", '', 10)
self.iperf_result_verify(self.vm2_dut)
def test_perf_vhost_user_virtio_iperf(self):
"""
vhost user as back end, legacy virtio dirver as front end
"""
self.build_vhost_lib(vhost='user')
self.build_vhost_app()
#self.dut_execut_cmd('rm -rf /dev/vhost-net')
self.dut_execut_cmd('rmmod igb_uio -f')
self.dut_execut_cmd('rmmod eventfd_link')
self.dut_execut_cmd('modprobe uio')
#self.dut_execut_cmd('modprobe fuse')
#self.dut_execut_cmd('modprobe cuse')
self.dut_execut_cmd('insmod ./x86_64-native-linuxapp-gcc/kmod/igb_uio.ko')
self.dut_execut_cmd('insmod ./lib/librte_vhost/eventfd_link/eventfd_link.ko')
self.dut.bind_interfaces_linux(dts.drivername)
self.launch_vhost_switch(self.coremask, 4, 0, 1)
self.vm1 = QEMUKvm(self.dut, 'vm0', 'virtio_iperf')
vm1_params = {}
vm1_params['driver'] = 'vhost-user'
vm1_params['opt_path'] = './vhost-net'
vm1_params['opt_mac'] = self.virtio_mac[0]
self.vm1.set_vm_device(**vm1_params)
try:
self.vm1_dut = self.vm1.start(auto_portmap=False)
if self.vm1_dut is None:
raise Exception('VM1 start failed')
except Exception as e0:
print dts.RED('VM1 already exist, powerdown it first')
self.vm1_dut.restore_interfaces()
self.vm2 = QEMUKvm(self.dut, 'vm1', 'virtio_iperf')
vm2_params = {}
vm2_params['driver'] = 'vhost-user'
vm2_params['opt_path'] = './vhost-net'
vm2_params['opt_mac'] = self.virtio_mac[1]
self.vm2.set_vm_device(**vm2_params)
try:
self.vm2_dut = self.vm2.start(auto_portmap=False)
if self.vm2_dut is None:
raise Exception('VM2 start failed')
except Exception as e1:
print dts.RED('VM2 already exist, powerdown it first')
self.vm2_dut.restore_interfaces()
#self.start_iperf_server()
vm1_vport = self.vm1_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm1_vport
intfs = re.compile('eth\d').findall(vm1_vport)
for intf in intfs:
outmac = self.vm1_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[0] in outmac:
self.vm1_intf = intf
self.vm1_dut.send_expect('ifconfig %s %s' % (self.vm1_intf, self.virtio_ip[0]), '#', 10)
self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10)
self.vm1_dut.send_expect('arp -s %s %s' % (self.virtio_ip[1], self.virtio_mac[1]), '#', 10)
self.vm1_dut.send_expect('iperf -s -p 12345 -i 1 > iperf_server.log &', '', 10)
#self.start_iperf_client()
vm2_vport = self.vm2_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm2_vport
intfs = re.compile('eth\d').findall(vm2_vport)
for intf in intfs:
outmac = self.vm2_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[1] in outmac:
self.vm2_intf = intf
self.vm2_dut.send_expect('ifconfig %s %s' % (self.vm2_intf, self.virtio_ip[1]), '#', 10)
self.vm2_dut.send_expect('ifconfig %s up' % self.vm2_intf, '#', 10)
self.vm2_dut.send_expect('arp -s %s %s' % (self.virtio_ip[0], self.virtio_mac[0]), '#', 10)
self.vm2_dut.send_expect('iperf -c %s -p 12345 -i 1 -t 60 > iperf_client.log &' % self.virtio_ip[0], '', 60)
time.sleep(70)
self.vm1_dut.session.send_expect('killall -s INT iperf', '#', 10)
self.iperf_result_verify(self.vm2_dut)
def tear_down(self):
if self.vm2:
self.vm2.stop()
self.vm2 = None
if self.vm1:
self.vm1.stop()
self.vm1 = None
self.dut.send_expect("killall -s INT vhost-switch", "#")
def tear_down_all(self):
pass
|
