X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FTrafficGenerator.py;h=f363fe3f559865d56777ed7f71350c8552f6b1de;hp=698b67ead24c5b46a15a2ba8e69349fa6f656c7a;hb=a95c54b7821596402e0aa7136cd7d1de71a5b187;hpb=ec120d957cfec192d30e84a0d337198153214a70

diff --git a/resources/libraries/python/TrafficGenerator.py b/resources/libraries/python/TrafficGenerator.py
index 698b67ead2..f363fe3f55 100644
--- a/resources/libraries/python/TrafficGenerator.py
+++ b/resources/libraries/python/TrafficGenerator.py
@@ -307,6 +307,24 @@ class TrafficGenerator(object):
             # critical error occurred
             raise RuntimeError('t-rex-64 startup failed')
 
+    @staticmethod
+    def is_trex_running(node):
+        """Check if TRex is running using pidof.
+
+        :param node: Traffic generator node.
+        :type node: dict
+        :returns: True if TRex is running otherwise False.
+        :rtype: bool
+        :raises: RuntimeError if node type is not a TG.
+        """
+        if node['type'] != NodeType.TG:
+            raise RuntimeError('Node type is not a TG')
+
+        ssh = SSH()
+        ssh.connect(node)
+        ret, _, _ = ssh.exec_command_sudo("pidof t-rex")
+        return bool(int(ret) == 0)
+
     @staticmethod
     def teardown_traffic_generator(node):
         """TG teardown.