Re: [dts] [PATCH V2] tests: add testsuite pvp vhost user built in net driver

["Wang, Yinan" <yinan.wang@intel.com>]

Acked-by: Wang, Yinan <yinan.wang@intel.com>

> -----Original Message-----
> From: Ma, LihongX
> Sent: 2019年6月27日 7:36
> To: dts@dpdk.org
> Cc: Wang, Yinan <yinan.wang@intel.com>; Ma, LihongX <lihongx.ma@intel.com>
> Subject: [dts][PATCH V2] tests: add testsuite pvp vhost user built in net driver
> 
> Signed-off-by: lihong <lihongx.ma@intel.com>
> ---
>  ...TestSuite_pvp_vhost_user_built_in_net_driver.py | 224
> +++++++++++++++++++++
>  1 file changed, 224 insertions(+)
>  create mode 100644 tests/TestSuite_pvp_vhost_user_built_in_net_driver.py
> 
> diff --git a/tests/TestSuite_pvp_vhost_user_built_in_net_driver.py
> b/tests/TestSuite_pvp_vhost_user_built_in_net_driver.py
> new file mode 100644
> index 0000000..1f560ae
> --- /dev/null
> +++ b/tests/TestSuite_pvp_vhost_user_built_in_net_driver.py
> @@ -0,0 +1,224 @@
> +# 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.
> +"""
> +
> +import utils
> +import time
> +import re
> +from test_case import TestCase
> +from settings import HEADER_SIZE
> +from pktgen import PacketGeneratorHelper
> +
> +
> +class TestPVPVhostUserBuiltInNetDriver(TestCase):
> +
> +    def set_up_all(self):
> +        """
> +        Run at the start of each test suite.
> +        """
> +        self.frame_sizes = [64, 128, 256, 512, 1024, 1518]
> +        self.core_config = "1S/4C/1T"
> +        self.dut_ports = self.dut.get_ports()
> +        self.ports_socket = self.dut.get_numa_id(self.dut_ports[0])
> +        self.cores_num = len([n for n in self.dut.cores if int(n['socket']) ==
> +                            self.ports_socket])
> +        self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
> +        self.verify(self.cores_num >= 4,
> +                    "There has not enought cores to test this suite %s" %
> +                    self.suite_name)
> +
> +        self.core_list = self.dut.get_core_list(
> +            self.core_config, socket=self.ports_socket)
> +        self.core_list_virtio_user = self.core_list[0:2]
> +        self.core_list_vhost_user = self.core_list[2:4]
> +        self.core_mask_virtio_user =
> utils.create_mask(self.core_list_virtio_user)
> +        self.core_mask_vhost_user =
> utils.create_mask(self.core_list_vhost_user)
> +        self.mem_channels = self.dut.get_memory_channels()
> +        self.headers_size = HEADER_SIZE['eth'] + HEADER_SIZE['ip']
> +        self.prepare_vhost_switch()
> +
> +        self.logger.info("You can config packet_size in file %s.cfg," %
> self.suite_name + \
> +                        " in region 'suite' like packet_sizes=[64, 128, 256]")
> +        if 'packet_sizes' in self.get_suite_cfg():
> +            self.frame_sizes = self.get_suite_cfg()['packet_sizes']
> +        # create an instance to set stream field setting
> +        self.pktgen_helper = PacketGeneratorHelper()
> +
> +    def set_up(self):
> +        """
> +        Run before each test case.
> +        """
> +        self.dut.send_expect("rm -rf ./vhost-net*", "# ")
> +        self.dut.send_expect("rm -rf ./vhost.out", "# ")
> +        self.dut.send_expect("killall -s INT vhost", "# ")
> +        self.dut.send_expect("killall -s INT testpmd", "# ")
> +        self.vhost_switch = self.dut.new_session(suite="vhost-switch")
> +        self.virtio_user = self.dut.new_session(suite="virtio-user")
> +        # Prepare the result table
> +        self.virtio_mac = "00:11:22:33:44:10"
> +        self.vlan_id = 1000
> +        self.table_header = ['Frame']
> +        self.table_header.append("Mode")
> +        self.table_header.append("Mpps")
> +        self.table_header.append("Queue Num")
> +        self.table_header.append("% linerate")
> +        self.result_table_create(self.table_header)
> +
> +    def prepare_vhost_switch(self):
> +        cmd_info = self.dut.send_expect("grep 'define MAX_QUEUES' %s" %
> +                        "./examples/vhost/main.c", "# ")
> +        out = re.search("#define MAX_QUEUES\s*(\d*)", cmd_info)
> +        if out is not None:
> +            self.default_queue = out.group(1)
> +        else:
> +            self.default_queue = 128
> +        sed_cmd = "sed -i -e 's/#define MAX_QUEUES.*$/#define
> MAX_QUEUES %d/' " + \
> +                "./examples/vhost/main.c"
> +        if self.nic in ['niantic']:
> +            max_queues = 128
> +        else:
> +            max_queues = 512
> +        self.dut.send_expect(sed_cmd % max_queues, "#", 10)
> +        out = self.dut.build_dpdk_apps('./examples/vhost')
> +        self.verify('make: Leaving directory' in out, "Compilation failed")
> +        self.verify("Error" not in out, "compilation l3fwd-power error")
> +        self.verify("No such" not in out, "Compilation error")
> +
> +    def send_and_verify(self):
> +        """
> +        Send packet with packet generator and verify
> +        """
> +        for frame_size in self.frame_sizes:
> +            payload_size = frame_size - self.headers_size
> +            tgen_input = []
> +            rx_port = self.tester.get_local_port(self.dut_ports[0])
> +            tx_port = self.tester.get_local_port(self.dut_ports[0])
> +            self.tester.scapy_append(
> +                'wrpcap("vhost.pcap",
> [Ether(dst="%s")/Dot1Q(vlan=%s)/IP()/("X"*%d)])' %
> +                (self.virtio_mac, self.vlan_id, payload_size))
> +            tgen_input.append((tx_port, rx_port, "vhost.pcap"))
> +
> +            self.tester.scapy_execute()
> +            self.tester.pktgen.clear_streams()
> +            streams =
> self.pktgen_helper.prepare_stream_from_tginput(tgen_input, 100,
> +                            None, self.tester.pktgen)
> +            _, pps =
> self.tester.pktgen.measure_throughput(stream_ids=streams)
> +            Mpps = pps / 1000000.0
> +            self.verify(Mpps > 0, "%s can not receive packets of frame
> size %d" % (self.running_case, frame_size))
> +            throughput = Mpps * 100 / \
> +                     float(self.wirespeed(self.nic, frame_size, 1))
> +
> +            results_row = [frame_size]
> +            results_row.append("builtin-net-driver")
> +            results_row.append(Mpps)
> +            results_row.append("1")
> +            results_row.append(throughput)
> +            self.result_table_add(results_row)
> +
> +    def launch_vhost_switch(self):
> +        """
> +        start vhost-switch on vhost
> +        """
> +        self.dut.send_expect("rm -rf ./vhost.out", "#")
> +        command_line_client = "./examples/vhost/build/app/vhost-switch " +
> \
> +                              "-c %s -n %d --socket-mem 2048,2048 -- " + \
> +                              "-p 0x1 --mergeable 0 --vm2vm 1 " + \
> +                              "--builtin-net-driver
> --socket-file ./vhost-net" + \
> +                              "> ./vhost.out &"
> +        command_line_client = command_line_client %
> (self.core_mask_vhost_user,
> +                                            self.mem_channels)
> +        self.vhost_switch.send_expect(command_line_client, "# ", 120)
> +        time.sleep(15)
> +        try:
> +            self.logger.info("Launch vhost sample:")
> +            self.dut.session.copy_file_from(self.dut.base_dir + "/vhost.out")
> +            fp = open('./vhost.out', 'r')
> +            out = fp.read()
> +            fp.close()
> +            if "Error" in out:
> +                raise Exception("Launch vhost sample failed")
> +            else:
> +                self.logger.info("Launch vhost sample finished")
> +        except Exception as e:
> +            self.verify(0, "ERROR: Failed to launch vhost sample: %s" %
> +                str(e))
> +
> +    def start_virtio_testpmd(self):
> +        """
> +        start testpmd on virtio
> +        """
> +        command_line_user = "./%s/app/testpmd -n %d -c %s " + \
> +                            "--no-pci --socket-mem 2048,2048
> --file-prefix=virtio-user " + \
> +
> "--vdev=net_virtio_user0,mac=%s,path=./vhost-net,queues=1 " + \
> +                            "-- -i --rxq=1 --txq=1"
> +        command_line_user = command_line_user % (self.target,
> +            self.mem_channels, self.core_mask_virtio_user, self.virtio_mac)
> +        self.virtio_user.send_expect(command_line_user, "testpmd> ", 120)
> +        self.virtio_user.send_expect("set fwd mac", "testpmd> ", 120)
> +        self.virtio_user.send_expect("start tx_first", "testpmd> ",
> + 120)
> +
> +    def close_all_apps(self):
> +        """
> +        close testpmd and vhost-switch
> +        """
> +        self.virtio_user.send_expect("quit", "# ", 60)
> +        self.vhost_switch.send_expect("killall -s INT vhost", "# ", 60)
> +        self.dut.close_session(self.vhost_switch)
> +        self.dut.close_session(self.virtio_user)
> +
> +    def test_perf_pvp_with_built_in_net_driver(self):
> +        """
> +        PVP test with vhost built-in net driver
> +        """
> +        self.launch_vhost_switch()
> +        self.start_virtio_testpmd()
> +        self.send_and_verify()
> +        self.result_table_print()
> +        self.close_all_apps()
> +
> +    def tear_down(self):
> +        """
> +        Run after each test case.
> +        """
> +        self.dut.send_expect("killall -s INT testpmd", "# ")
> +        self.dut.send_expect("killall -s INT vhost", "# ")
> +
> +    def tear_down_all(self):
> +        """
> +        Run after each test suite.
> +        """
> +        sed_cmd = "sed -i -e 's/#define MAX_QUEUES.*$/#define
> MAX_QUEUES %d/' " + \
> +                "./examples/vhost/main.c"
> +        self.dut.send_expect(sed_cmd % int(self.default_queue), "#", 10)
> +        self.dut.build_dpdk_apps('./examples/vhost')
> --
> 2.7.4