[dts] [PATCH V2] framework/tester.py for next branch: add TREX support in DTS framework

[Liu, Yong]

Fei,
One comment below.

> -----Original Message-----
> From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of wang fei
> Sent: Wednesday, December 20, 2017 7:35 PM
> To: dts at dpdk.org
> Cc: Wang, FeiX Y <feix.y.wang at intel.com>
> Subject: [dts] [PATCH V2] framework/tester.py for next branch: add TREX
> support in DTS framework
> 
> Signed-off-by: wang fei <feix.y.wang at intel.com>
> ---
>  framework/tester.py | 27 ++++++++++++++++++++++++++-
>  1 file changed, 26 insertions(+), 1 deletion(-)
> 
> diff --git a/framework/tester.py b/framework/tester.py
> index 1c854d7..d09305c 100644
> --- a/framework/tester.py
> +++ b/framework/tester.py
> @@ -45,8 +45,9 @@ import random
>  from utils import GREEN, convert_int2ip, convert_ip2int
>  from exception import ParameterInvalidException
>  from multiprocessing import Process
> +from uuid import uuid4
> 
> -
> +from pktgen import getPacketGenerator
>  class Tester(Crb):
> 
>      """
> @@ -79,6 +80,21 @@ class Tester(Crb):
>              self.ixia_packet_gen = IxiaPacketGenerator(self)
>          self.packet_gen = SoftwarePacketGenerator(self)
> 
>      def set_re_run(self, re_run_time):
>          """
>          set failed case re-run time
> @@ -139,6 +155,7 @@ class Tester(Crb):
>          self.pci_devices_information()
>          self.restore_interfaces()
>          self.scan_ports()
> +        self.pktgen_init()
> 
>      def get_local_port(self, remotePort):
>          """
> @@ -379,6 +396,14 @@ class Tester(Crb):
>                                      'mac': macaddr,
>                                      'ipv6': ipv6})
> 
> +    def pktgen_init(self):
> +        # should load pktgen type from configuration, now just try
> +        pktgen_type = "TREX"

Packet generator type should loaded from configuration file, not hardcoded here.

> +        # init packet generator instance
> +        self.pktgen = getPacketGenerator(self, pktgen_type)
> +        # prepare running environment
> +        self.pktgen.prepare_generator()
> +
>      def send_ping(self, localPort, ipv4, mac):
>          """
>          Send ping6 packet from local port with destination ipv4 address.
> --
> 2.7.4