[dts] [PATCH V1] tests/vhost_pmd_xstats: fix issue about send pkt

[Wang, Yinan]

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

> -----Original Message-----
> From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of lihong
> Sent: 2019年8月27日 7:51
> To: dts at dpdk.org
> Cc: Ma, LihongX <lihongx.ma at intel.com>
> Subject: [dts] [PATCH V1] tests/vhost_pmd_xstats: fix issue about send pkt
> 
> 1. remove useless import
> 2. add mtu set when the pkt size greater then 1518
> 
> Signed-off-by: lihong <lihongx.ma at intel.com>
> ---
>  tests/TestSuite_vhost_pmd_xstats.py | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/tests/TestSuite_vhost_pmd_xstats.py
> b/tests/TestSuite_vhost_pmd_xstats.py
> index 75b87a6..82dcc4b 100755
> --- a/tests/TestSuite_vhost_pmd_xstats.py
> +++ b/tests/TestSuite_vhost_pmd_xstats.py
> @@ -34,20 +34,17 @@ DPDK Test suite.
> 
>  vhost pmd xstats test suite.
>  """
> -import os
> -import string
>  import re
>  import time
>  import utils
>  import datetime
>  import copy
>  from test_case import TestCase
> -from exception import VerifyFailure
>  from settings import HEADER_SIZE
> -from etgen import IxiaPacketGenerator
>  from qemu_kvm import QEMUKvm
>  from packet import Packet
> -
> +ETHER_JUMBO_FRAME_MTU = 9000
> +DEFAULT_JUMBO_FRAME_MTU = 1500
> 
>  class TestVhostPmdXstats(TestCase):
> 
> @@ -61,6 +58,8 @@ class TestVhostPmdXstats(TestCase):
>          self.dut.unbind_interfaces_linux(self.unbind_ports)
>          cores = self.dut.get_core_list("1S/4C/1T")
>          self.coremask = utils.create_mask(cores)
> +        txport = self.tester.get_local_port(self.dut_ports[0])
> +        self.txItf = self.tester.get_interface(txport)
> 
>          self.scapy_num = 0
>          self.dmac = self.dut.get_mac_address(self.dut_ports[0])
> @@ -124,8 +123,6 @@ class TestVhostPmdXstats(TestCase):
>          Send a packet to port
>          """
>          self.scapy_num += 1
> -        txport = self.tester.get_local_port(self.dut_ports[0])
> -        self.txItf = self.tester.get_interface(txport)
>          pkt = Packet(pkt_type='TCP', pkt_len=pktsize)
>          pkt.config_layer('ether', {'dst': dmac, })
>          pkt.send_pkt(tx_port=self.txItf, count=num) @@ -166,10 +163,13 @@
> class TestVhostPmdXstats(TestCase):
>          for cat in categories:
>              scope = re.search(r'(?<=rx_)\w+(?=_packets)', cat).group(0)
>              pktsize = int(re.search(r'(?<=rx_size_)\d+', cat).group(0))
> +            if pktsize > 1518:
> +                self.tester.send_expect('ifconfig %s mtu %d' %
> + (self.txItf, ETHER_JUMBO_FRAME_MTU), '# ')
> 
>              self.scapy_send_packet(pktsize, self.dmac, 10000)
>              self.send_verify(scope, 10000)
>              self.clear_port_xstats(scope)
> +        self.tester.send_expect('ifconfig %s mtu %d' % (self.txItf,
> + DEFAULT_JUMBO_FRAME_MTU), '# ')
> 
>      def clear_port_xstats(self, scope):
> 
> --
> 2.7.4