improve/fix iperf for module

ci-scripts/cls_oaicitest.py

@@ -2222,6 +2222,20 @@ class OaiCiTest():
 
 	def Iperf_Module(self, lock, UE_IPAddress, device_id, idx, ue_num, statusQueue,EPC, Module_UE):
 		SSH = sshconnection.SSHConnection()
+		#RH temporary quick n dirty for test
+		SSH.open(EPC.IPAddress, EPC.UserName, EPC.Password)
+		cmd = 'echo ' + EPC.Password + ' | sudo -S ip link set dev tun5 mtu 1358'
+		SSH.command(cmd,'\$',5)		
+
+		#kill iperf processes before (in case there are still some remaining)
+		SSH.open(Module_UE.HostIPAddress, Module_UE.HostUsername, Module_UE.HostPassword)
+		cmd = 'killall --signal=SIGKILL iperf'
+		SSH.command(cmd,'\$',5)
+		SSH.open(EPC.IPAddress, EPC.UserName, EPC.Password)
+		cmd = 'killall --signal=SIGKILL iperf'
+		SSH.command(cmd,'\$',5)
+
+
 		iperf_time = self.Iperf_ComputeTime()	
 		if self.iperf_direction=="DL":
 			logging.debug("Iperf for Module in DL mode detected")
@@ -2263,11 +2277,12 @@ class OaiCiTest():
 			SSH.copyin(Module_UE.HostIPAddress, Module_UE.HostUsername, Module_UE.HostPassword, 'iperf_client_' + self.testCase_id + '_' + self.ue_id + '.log', '.')
 			SSH.copyin(EPC.IPAddress, EPC.UserName, EPC.Password, 'iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log', '.')
 			#send for analysis
-			filename='iperf_client_' + self.testCase_id + '_' + self.ue_id + '.log'
+			filename='iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
 			self.Iperf_analyzeV2Server(lock, UE_IPAddress, device_id, statusQueue, self.iperf_args,filename,1)
 		else :
 			logging.debug("Incorrect or missing IPERF direction in XML")
 
+		#kill iperf processes after to be clean
 		SSH.open(Module_UE.HostIPAddress, Module_UE.HostUsername, Module_UE.HostPassword)
 		cmd = 'killall --signal=SIGKILL iperf'
 		SSH.command(cmd,'\$',5)