Xena: Modify xena_json for back2back options

Add method set_test_options_back2back in code to modify duration,
iterations, and flowrate for back2back options in the json file.

JIRA: VSPERF-305

Change-Id: I1337318e7519fbd7b5a71bb26a1c62fcd8c2b66c
Signed-off-by: tli <tli@redhat.com>

1 files changed, 16 insertions, 9 deletions

diff --git a/tools/pkt_gen/xena/xena.py b/tools/pkt_gen/xena/xena.py
index 194de343..17161165 100755
--- a/tools/pkt_gen/xena/xena.py
+++ b/tools/pkt_gen/xena/xena.py
@@ -30,6 +30,8 @@ import sys
 from time import sleep
 import xml.etree.ElementTree as ET
 from collections import OrderedDict
+# scapy imports
+import scapy.layers.inet as inet
 
 # VSPerf imports
 from conf import settings
@@ -48,10 +50,6 @@ from tools.pkt_gen.xena.XenaDriver import (
     XenaManager,
     )
 
-# scapy imports
-import scapy.layers.inet as inet
-
-
 class Xena(ITrafficGenerator):
     """
     Xena Traffic generator wrapper class
@@ -288,14 +286,23 @@ class Xena(ITrafficGenerator):
                 1, settings.getValue("TRAFFICGEN_XENA_PORT1_IP"),
                 settings.getValue("TRAFFICGEN_XENA_PORT1_CIDR"),
                 settings.getValue("TRAFFICGEN_XENA_PORT1_GATEWAY"))
-            j_file.set_test_options(
-                packet_sizes=self._params['traffic']['l2']['framesize'],
-                iterations=trials, loss_rate=loss_rate,
-                duration=self._duration, micro_tpld=True if self._params[
-                    'traffic']['l2']['framesize'] == 64 else False)
+
             if testtype == '2544_throughput':
+                j_file.set_test_options_tput(
+                    packet_sizes=self._params['traffic']['l2']['framesize'],
+                    iterations=trials, loss_rate=loss_rate,
+                    duration=self._duration, micro_tpld=True if self._params[
+                        'traffic']['l2']['framesize'] == 64 else False)
                 j_file.enable_throughput_test()
+
             elif testtype == '2544_b2b':
+                j_file.set_test_options_back2back(
+                    packet_sizes=self._params['traffic']['l2']['framesize'],
+                    iterations=trials, duration=self._duration,
+                    startvalue=self._params['traffic']['frame_rate'],
+                    endvalue=self._params['traffic']['frame_rate'],
+                    micro_tpld=True if self._params[
+                        'traffic']['l2']['framesize'] == 64 else False)
                 j_file.enable_back2back_test()
 
             j_file.set_header_layer2(