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From: "Tu, Lijuan" <lijuan.tu@intel.com>
To: "Han, YingyaX" <yingyax.han@intel.com>, "dts@dpdk.org" <dts@dpdk.org>
Cc: "Han, YingyaX" <yingyax.han@intel.com>
Subject: Re: [dts] [PATCH V2]tests/vf_l3fwd: use the new pktgen API and change	the configuration for flow
Date: Wed, 3 Jul 2019 05:46:37 +0000	[thread overview]
Message-ID: <8CE3E05A3F976642AAB0F4675D0AD20E0BAD91D2@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <20190702122151.40732-1-yingyax.han@intel.com>

Applied, thanks

> -----Original Message-----
> From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of hanyingya
> Sent: Tuesday, July 2, 2019 8:22 PM
> To: dts@dpdk.org
> Cc: Han, YingyaX <yingyax.han@intel.com>
> Subject: [dts] [PATCH V2]tests/vf_l3fwd: use the new pktgen API and change
> the configuration for flow
> 
> Signed-off-by: hanyingya <yingyax.han@intel.com>
> ---
>  tests/TestSuite_vf_l3fwd.py | 88 +++++++++++++++++++++++--------------
>  1 file changed, 54 insertions(+), 34 deletions(-)
> 
> diff --git a/tests/TestSuite_vf_l3fwd.py b/tests/TestSuite_vf_l3fwd.py index
> e150a64..cf16dec 100644
> --- a/tests/TestSuite_vf_l3fwd.py
> +++ b/tests/TestSuite_vf_l3fwd.py
> @@ -29,17 +29,17 @@
>  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
> THE USE  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
> SUCH DAMAGE.
> 
> -import re
>  import time
> +import os
>  import string
> -
>  import utils
>  from test_case import TestCase
>  from pmd_output import PmdOutput
> -from etgen import IxiaPacketGenerator
>  from settings import HEADER_SIZE
> +from pktgen import PacketGeneratorHelper
> +
> 
> -class TestVfL3fwd(TestCase, IxiaPacketGenerator):
> +class TestVfL3fwd(TestCase):
> 
>      supported_vf_driver = ['pci-stub', 'vfio-pci']
> 
> @@ -91,6 +91,16 @@ class TestVfL3fwd(TestCase, IxiaPacketGenerator):
>              self.vf_assign_method = 'vfio-pci'
>              self.dut.send_expect('modprobe vfio-pci', '#')
> 
> +        # get dts output path
> +        if self.logger.log_path.startswith(os.sep):
> +            self.output_path = self.logger.log_path
> +        else:
> +            cur_path = os.path.dirname(
> +                                os.path.dirname(os.path.realpath(__file__)))
> +            self.output_path = os.sep.join([cur_path, self.logger.log_path])
> +        # create an instance to set stream field setting
> +        self.pktgen_helper = PacketGeneratorHelper()
> +
>      def set_up(self):
>          """
>          Run before each test case.
> @@ -144,7 +154,7 @@ class TestVfL3fwd(TestCase, IxiaPacketGenerator):
>              self.host_testpmd.execute_cmd('quit', '# ')
>              self.host_testpmd = None
>          for i in valports:
> -            if getattr(self, '%d' % self.used_dut_port[i] , None) != None:
> +            if getattr(self, '%d' % self.used_dut_port[i], None) is not None:
>                  self.dut.destroy_sriov_vfs_by_port(self.used_dut_port[i])
>                  port = self.dut.ports_info[self.used_dut_port[i]]['port']
>                  port.bind_driver()
> @@ -175,26 +185,36 @@ class TestVfL3fwd(TestCase, IxiaPacketGenerator):
>          dmac = self.vfs_mac
>          smac = ["02:00:00:00:00:0%d" % i for i in valports]
>          payload_size = frame_size - HEADER_SIZE['ip'] - HEADER_SIZE['eth']
> +        pcaps = {}
>          for _port in valports:
> -            flows = ['Ether(dst="%s", src="%s")/%s/("X"*%d)' % (dmac[_port],
> smac[_port], flow, payload_size) for
> -                     flow in self.flows()[_port*2:(_port + 1)*2]]
> -            self.tester.scapy_append('wrpcap("dst%d.pcap", [%s])' %
> (valports[_port], string.join(flows, ',')))
> -        self.tester.scapy_execute()
> +            index = valports[_port]
> +            cnt = 0
> +            for layer in self.flows()[_port * 2:(_port + 1) * 2]:
> +                flow = ['Ether(dst="%s", src="%s")/%s/("X"*%d)' % (dmac[index],
> smac[index], layer, payload_size)]
> +                pcap = os.sep.join([self.output_path,
> "dst{0}_{1}.pcap".format(index, cnt)])
> +                self.tester.scapy_append('wrpcap("%s", [%s])' % (pcap,
> string.join(flow, ',')))
> +                self.tester.scapy_execute()
> +                if index not in pcaps:
> +                    pcaps[index] = []
> +                pcaps[index].append(pcap)
> +                cnt += 1
> +        return pcaps
> 
> -    def prepare_steam(self):
> +    def prepare_steam(self, pcaps):
>          """
>          create streams for ports,one port one stream
>          """
>          tgen_input = []
>          for rxPort in valports:
> -            if rxPort % len(valports) == 0 or rxPort % len(valports) == 2:
> +            if rxPort % len(valports) == 0 or len(valports) % rxPort == 2:
>                  txIntf = self.tester.get_local_port(valports[rxPort + 1])
> -                rxIntf = self.tester.get_local_port(valports[rxPort])
> -                tgen_input.append((txIntf, rxIntf, "dst%d.pcap" %
> valports[rxPort+1]))
> -            elif rxPort % len(valports) == 1 or rxPort % len(valports) == 3:
> +                port_id = valports[rxPort + 1]
> +            else:
>                  txIntf = self.tester.get_local_port(valports[rxPort - 1])
> -                rxIntf = self.tester.get_local_port(valports[rxPort])
> -                tgen_input.append((txIntf, rxIntf, "dst%d.pcap" % valports[rxPort-
> 1]))
> +                port_id = valports[rxPort - 1]
> +            rxIntf = self.tester.get_local_port(valports[rxPort])
> +            for pcap in pcaps[port_id]:
> +                tgen_input.append((txIntf, rxIntf, pcap))
>          return tgen_input
> 
>      def perf_test(self, cmdline):
> @@ -207,8 +227,7 @@ class TestVfL3fwd(TestCase, IxiaPacketGenerator):
>          self.result_table_create(header_row)
>          self.l3fwd_test_results['data'] = []
>          for frame_size in self.frame_sizes:
> -            self.create_pacap_file(frame_size)
> -
> +            pcaps = self.create_pacap_file(frame_size)
>              for mode in self.l3fwd_methods:
>                  info = "Executing l3fwd using %s mode, %d ports, %d frame
> size.\n" % (mode, len(valports), frame_size)
>                  self.logger.info(info)
> @@ -216,8 +235,17 @@ class TestVfL3fwd(TestCase, IxiaPacketGenerator):
>                      cmdline = cmdline + " --max-pkt-len %d" % frame_size
>                  l3fwd_session.send_expect(cmdline, "L3FWD:", 120)
>                  # send the traffic and Measure test
> -                tgenInput = self.prepare_steam()
> -                _, pps = self.tester.traffic_generator_throughput(tgenInput,
> rate_percent=100, delay=30)
> +                tgenInput = self.prepare_steam(pcaps)
> +
> +                vm_config = self.set_fields()
> +                # clear streams before add new streams
> +                self.tester.pktgen.clear_streams()
> +                # run packet generator
> +                streams =
> self.pktgen_helper.prepare_stream_from_tginput(tgenInput, 100, vm_config,
> self.tester.pktgen)
> +                # set traffic option
> +                traffic_opt = {'delay': 30}
> +                # _, pps = self.tester.traffic_generator_throughput(tgenInput,
> rate_percent=100, delay=30)
> +                _, pps =
> + self.tester.pktgen.measure_throughput(stream_ids=streams,
> + options=traffic_opt)
>                  self.verify(pps > 0, "No traffic detected")
>                  pps /= 1000000.0
>                  linerate = self.wirespeed(self.nic, frame_size, len(valports)) @@ -
> 265,20 +293,12 @@ class TestVfL3fwd(TestCase, IxiaPacketGenerator):
> 
>          self.measure_vf_performance(host_driver=self.vf_driver)
> 
> -    def ip(self, port, frag, src, proto, tos, dst, chksum, len, options, version,
> flags, ihl, ttl, id):
> -
> -        self.add_tcl_cmd("protocol config -name ip")
> -        self.add_tcl_cmd('ip config -sourceIpAddr "%s"' % src)
> -        self.add_tcl_cmd("ip config -sourceIpAddrMode ipRandom")
> -        self.add_tcl_cmd('ip config -destIpAddr "%s"' % dst)
> -        self.add_tcl_cmd("ip config -destIpAddrMode ipIdle")
> -        self.add_tcl_cmd("ip config -ttl %d" % ttl)
> -        self.add_tcl_cmd("ip config -totalLength %d" % len)
> -        self.add_tcl_cmd("ip config -fragment %d" % frag)
> -        self.add_tcl_cmd("ip config -ipProtocol ipV4ProtocolReserved255")
> -        self.add_tcl_cmd("ip config -identifier %d" % id)
> -        self.add_tcl_cmd("stream config -framesize %d" % (len + 18))
> -        self.add_tcl_cmd("ip set %d %d %d" % (self.chasId, port['card'],
> port['port']))
> +    def set_fields(self):
> +        """
> +        set ip protocol field behavior
> +        """
> +        fields_config = {'ip':  {'src': {'action': 'random'}, }, }
> +        return fields_config
> 
>      def tear_down(self):
> 
> --
> 2.17.1


      reply	other threads:[~2019-07-03  5:46 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-02 12:21 hanyingya
2019-07-03  5:46 ` Tu, Lijuan [this message]

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