X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FTrafficGenerator.py;h=459a6cc2bb79ed2d8c18637ea34d9e0e1d9bc175;hb=21921596d22a72cc4e4f7dee172ff17d1e5853cd;hp=03881798761d103d2f5ec54412b165c84730f068;hpb=a1309d0a4bb3b7fade955712454685c4aed9044e;p=csit.git

diff --git a/resources/libraries/python/TrafficGenerator.py b/resources/libraries/python/TrafficGenerator.py
index 0388179876..459a6cc2bb 100644
--- a/resources/libraries/python/TrafficGenerator.py
+++ b/resources/libraries/python/TrafficGenerator.py
@@ -47,9 +47,6 @@ class TGDropRateSearchImpl(DropRateSearch):
             tg_instance.trex_stl_start_remote_exec(self.get_duration(),
                                                    unit_rate, frame_size,
                                                    traffic_type)
-            # Get latency stats from stream
-            self._latency_stats = tg_instance.get_latency()
-
             loss = tg_instance.get_loss()
             sent = tg_instance.get_sent()
             if self.loss_acceptance_type_is_percentage():
@@ -66,6 +63,16 @@ class TGDropRateSearchImpl(DropRateSearch):
         else:
             raise NotImplementedError("TG subtype not supported")
 
+    def get_latency(self):
+        """Return min/avg/max latency.
+
+        :return: Latency stats.
+        :rtype: list
+        """
+
+        tg_instance = BuiltIn().get_library_instance(
+            'resources.libraries.python.TrafficGenerator')
+        return tg_instance.get_latency_int()
 
 class TrafficGenerator(object):
     """Traffic Generator."""
@@ -107,8 +114,8 @@ class TrafficGenerator(object):
         """
         return self._received
 
-    def get_latency(self):
-        """Return min/avg/max latency.
+    def get_latency_int(self):
+        """Return rounded min/avg/max latency.
 
         :return: Latency stats.
         :rtype: list
@@ -154,7 +161,7 @@ class TrafficGenerator(object):
             ssh.connect(tg_node)
 
             (ret, stdout, stderr) = ssh.exec_command(
-                "sudo sh -c '{}/resources/tools/t-rex/"
+                "sudo -E sh -c '{}/resources/tools/t-rex/"
                 "t-rex-installer.sh'".format(Constants.REMOTE_FW_DIR),
                 timeout=1800)
             if int(ret) != 0:
@@ -476,6 +483,7 @@ class TrafficGenerator(object):
             self._received = self._result.split(', ')[1].split('=')[1]
             self._sent = self._result.split(', ')[2].split('=')[1]
             self._loss = self._result.split(', ')[3].split('=')[1]
+
             self._latency = []
             self._latency.append(self._result.split(', ')[4].split('=')[1])
             self._latency.append(self._result.split(', ')[5].split('=')[1])