Integration 2021 wk24

MR !1179 : Fix Incorrect Array Size computation  
MR !1182 : CI NSA test fixes and enhancements  
MR !1169 : Dataplane bug in L2NFAPI_NOS1

ci-scripts/cls_log_mgt.py

+# * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+# * contributor license agreements.  See the NOTICE file distributed with
+# * this work for additional information regarding copyright ownership.
+# * The OpenAirInterface Software Alliance licenses this file to You under
+# * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+# * except in compliance with the License.
+# * You may obtain a copy of the License at
+# *
+# *      http://www.openairinterface.org/?page_id=698
+# *
+# * Unless required by applicable law or agreed to in writing, software
+# * distributed under the License is distributed on an "AS IS" BASIS,
+# * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# * See the License for the specific language governing permissions and
+# * limitations under the License.
+# *-------------------------------------------------------------------------------
+# * For more information about the OpenAirInterface (OAI) Software Alliance:
+# *      contact@openairinterface.org
+# */
+#---------------------------------------------------------------------
+#
+#   Required Python Version
+#     Python 3.x
+#
+#---------------------------------------------------------------------
+
+#USAGE: 
+#	log=Log_Mgt(IPAddress,Password,Path)
+#	log.LogRotation()
+
+
+
+
+import re
+import subprocess
+import logging
+import math
+
+class Log_Mgt:
+
+	def __init__(self,IPAddress,Password,Path):
+		self.IPAddress=IPAddress
+		self.Password=Password
+		self.path=Path
+
+#-----------------$
+#PRIVATE# Methods$
+#-----------------$
+
+
+	def __CheckAvailSpace(self):
+		HOST=self.IPAddress
+		COMMAND="df "+ self.path
+		ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		result = ssh.stdout.readlines()
+		s=result[1].decode('utf-8').rstrip()#result[1] is the second line with the results we are looking for
+		tmp=s.split()
+		return tmp[3] #return avail space from the line
+
+	def __GetOldestFile(self):
+		HOST=self.IPAddress
+		COMMAND="ls -rtl "+ self.path #-rtl will bring oldest file on top
+		ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		result = ssh.stdout.readlines()
+		s=result[1].decode('utf-8').rstrip()
+		tmp=s.split()
+		return tmp[8]#return filename from the line
+
+
+	def __AvgSize(self):
+		HOST=self.IPAddress
+		COMMAND="ls -rtl "+ self.path
+		ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		result = ssh.stdout.readlines()
+		total_size=0
+		for i in range(1,len(result)):
+			s=result[i].decode('utf-8').rstrip()
+			tmp=s.split()
+			total_size+=int(tmp[4]) #get filesize
+		return math.floor(total_size/(len(result)-1)) #compute average file/artifact size
+
+
+#-----------------$
+#PUBLIC Methods$
+#-----------------$
+
+
+	def LogRotation(self):
+		avail_space =int(self.__CheckAvailSpace())*1000 #avail space in target folder, initially displayed in Gb
+		avg_size=self.__AvgSize() #average size of artifacts in the target folder
+		logging.debug("Avail Space : " + str(avail_space) + " / Artifact Avg Size : " + str(avg_size))
+		if avail_space < 2*avg_size: #reserved space is 2x artifact file ; oldest file will be deleted
+			oldestfile=self.__GetOldestFile()
+			HOST=self.IPAddress
+			COMMAND="echo " + self.Password + " | sudo -S rm "+ self.path + "/" + oldestfile
+			logging.debug(COMMAND)
+			ssh = subprocess.Popen(["ssh", "%s" % HOST, COMMAND],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+		else:
+			logging.debug("Still some space left for artifacts storage")
+			
+
+
+

ci-scripts/cls_module_ue.py

@@ -39,6 +39,9 @@ import subprocess
 
 from datetime import datetime
 
+#for log rotation mgt
+import cls_log_mgt
+
 class Module_UE:
 
 	def __init__(self,Module):
@@ -131,7 +134,7 @@ class Module_UE:
 		mySSH.open(self.HostIPAddress, self.HostUsername, self.HostPassword)
 		#delete old artifacts
 		mySSH.command('echo ' + self.HostPassword + ' | sudo -S rm -rf ci_qlog','\$',5)
-		#start Trace
+		#start Trace, artifact is created in home dir
 		mySSH.command('echo $USER; nohup sudo -E QLog/QLog -s ci_qlog -f NR5G.cfg &','\$', 5)
 		mySSH.close()
 
@@ -152,11 +155,16 @@ class Module_UE:
 	def LogCollect(self):
 		mySSH = sshconnection.SSHConnection()
 		mySSH.open(self.HostIPAddress, self.HostUsername, self.HostPassword)
-		#archive qlog to /opt/ci_qlogs with datetime suffix
+		#archive qlog to USB stick in /media/usb-drive/ci_qlogs with datetime suffix
 		now=datetime.now()
 		now_string = now.strftime("%Y%m%d-%H%M")
 		source='ci_qlog'
-		destination='/opt/ci_qlogs/ci_qlog_'+now_string+'.zip'
+		destination='/media/usb-drive/ci_qlogs/ci_qlog_'+now_string+'.zip'
+		#qlog artifact is zipped into the target folder
 		mySSH.command('echo $USER; echo ' + self.HostPassword + ' | nohup sudo -S zip -r '+destination+' '+source+' &','\$', 10)
 		mySSH.close()
+		#post action : log cleaning to make sure enough space is reserved for the next run
+		Log_Mgt=cls_log_mgt.Log_Mgt(self.HostIPAddress, self.HostPassword, "/media/usb-drive/ci_qlogs")
+		Log_Mgt.LogRotation()
+
 		return destination

ci-scripts/cls_oaicitest.py

@@ -2234,7 +2234,7 @@ class OaiCiTest():
 			SSH.open(EPC.IPAddress, EPC.UserName, EPC.Password)
 			cmd = 'rm iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
 			SSH.command(cmd,'\$',5)
-			cmd = 'echo $USER; nohup iperf -s -i 1 -u 2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
+			cmd = 'echo $USER; nohup iperf -s -u 2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
 			SSH.command(cmd,'\$',5)
 
 			#client side UE
@@ -2252,6 +2252,13 @@ class OaiCiTest():
 		else :
 			logging.debug("Incorrect or missing IPERF direction in XML")
 
+		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)
+
 		SSH.close()
 		return
 

ci-scripts/conf_files/enb.band7.tm1.fr1.25PRB.usrpb210.conf

@@ -260,11 +260,11 @@ RUs = (
     local_rf       = "yes"
     nb_tx          = 1
     nb_rx          = 1
-    att_tx         = 0
+    att_tx         = 3
     att_rx         = 0;
     bands          = [7];
     max_pdschReferenceSignalPower = -27;
-    max_rxgain                    = 118;
+    max_rxgain                    = 115;
     eNB_instances  = [0];
 #    clock_src      = "external";
   }

ci-scripts/conf_files/gnb.band78.tm1.fr1.106PRB.usrpb210.conf

@@ -244,11 +244,11 @@ RUs = (
        local_rf       = "yes"
          nb_tx          = 1
          nb_rx          = 1
-         att_tx         = 0
+         att_tx         = 3
          att_rx         = 0;
          bands          = [7];
          max_pdschReferenceSignalPower = -27;
-         max_rxgain                    = 114;
+         max_rxgain                    = 111;
          eNB_instances  = [0];
 #         clock_src = "external";
     }

ci-scripts/runTestOnVM.sh

@@ -964,6 +964,12 @@ function start_l2_sim_ue {
         echo "ifconfig" > $1
         ssh -T -o StrictHostKeyChecking=no ubuntu@$LOC_UE_VM_IP_ADDR < $1
         rm $1
+    else
+        echo "Setting Routes for all UEs"
+        echo "cd /home/ubuntu/tmp/cmake_targets/tools" > $1
+        echo "./setup_routes.sh $LOC_NB_UES" >> $1
+        ssh -T -o StrictHostKeyChecking=no ubuntu@$LOC_UE_VM_IP_ADDR < $1
+        rm $1
     fi
 }
 

ci-scripts/xml_files/fr1_nsa_quectel.xml

@@ -110,7 +110,7 @@
 	<testCase id="070000">
 		<class>Iperf</class>
 		<desc>iperf (DL/20Mbps/UDP)(60 sec)(single-ue profile)</desc>
-		<iperf_args>-u -b 20M -t 60 -i 1</iperf_args>
+		<iperf_args>-u -b 20M -t 60</iperf_args>
 		<direction>DL</direction>
 		<id>idefix</id>
 		<iperf_packetloss_threshold>50</iperf_packetloss_threshold>
@@ -120,7 +120,7 @@
 	<testCase id="070001">
 		<class>Iperf</class>
 		<desc>iperf (UL/3Mbps/UDP)(60 sec)(single-ue profile)</desc>
-		<iperf_args>-u -b 3M -t 60 -i 1</iperf_args>
+		<iperf_args>-u -b 3M -t 60</iperf_args>
 		<direction>UL</direction>
 		<id>idefix</id>
 		<iperf_packetloss_threshold>50</iperf_packetloss_threshold>

cmake_targets/tools/setup_routes.sh

+#!/bin/bash
+
+for i in $(seq 1 $1);
+do
+    let table=1000+$i
+    echo "sudo ip route add 10.0.1.0/24 dev oaitun_ue$i table $table"
+    sudo ip route add 10.0.1.0/24 dev oaitun_ue$i table $table
+    echo "sudo ip route add default via 10.0.1.1 dev oaitun_ue$i table $table"
+    sudo ip route add default via 10.0.1.1 dev oaitun_ue$i table $table
+    let octet=$i+1
+    echo "sudo ip rule add from 10.0.1.$octet table $table"
+    sudo ip rule add from 10.0.1.$octet table $table
+done

common/utils/system.c

@@ -96,14 +96,14 @@ static void read_pipe(int p, char *b, int size) {
   }
 }
 
-static int baseRunTimeCommand(char* cmd) {
+static int baseRunTimeCommand(char* cmd, size_t cmdSize) {
   FILE *fp;
   size_t retSize = 0;
 
   fp = popen(cmd, "r");
 
-  memset(cmd, 1, sizeof(*cmd));
-  retSize = fread(cmd, 1, sizeof(*cmd), fp);
+  memset(cmd, 0, cmdSize);
+  retSize = fread(cmd, 1, cmdSize, fp);
   fclose(fp);
 
   if (retSize == 0) {
@@ -115,26 +115,26 @@ static int baseRunTimeCommand(char* cmd) {
 int checkIfFedoraDistribution(void) {
   char cmd[200];
 
-  memset(cmd, 1, 200);
+  memset(cmd, 0, 200);
   sprintf(cmd, "cat /etc/os-release | grep ID_LIKE | grep -ic fedora || true");
-  return baseRunTimeCommand(cmd);
+  return baseRunTimeCommand(cmd, 200);
 }
 
 int checkIfGenericKernelOnFedora(void) {
   char cmd[200];
 
-  memset(cmd, 1, 200);
+  memset(cmd, 0, 200);
   sprintf(cmd, "uname -a | grep -c rt || true");
-  return (1 - baseRunTimeCommand(cmd));
+  return (1 - baseRunTimeCommand(cmd, 200));
 }
 
 int checkIfInsideContainer(void) {
   char cmd[200];
   int res = 0;
 
-  memset(cmd, 1, 200);
+  memset(cmd, 0, 200);
   sprintf(cmd, "cat /proc/self/cgroup | egrep -c 'libpod|podman|kubepods' || true");
-  res = baseRunTimeCommand(cmd);
+  res = baseRunTimeCommand(cmd, 200);
   if (res > 0)
     return 1;
   else

openair2/LAYER2/PDCP_v10.1.0/pdcp.c

@@ -1081,6 +1081,12 @@ pdcp_data_ind(
               pdcpHead->inst  = 1;
             }
           } // nfapi_mode
+        } else {
+	  if (UE_NAS_USE_TUN) {
+	    pdcpHead->inst  = ctxt_pP->module_id;
+	  } else if (ENB_NAS_USE_TUN) {
+	    pdcpHead->inst  = 0;
+	  }
 	}
       } else {
         pdcpHead->rb_id = rb_id + (ctxt_pP->module_id * LTE_maxDRB);

openair2/LAYER2/PDCP_v10.1.0/pdcp_fifo.c

@@ -43,6 +43,7 @@ extern int otg_enabled;
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <netinet/ip.h>
 #define rtf_put write
 #define rtf_get read
 
@@ -222,7 +223,11 @@ int pdcp_fifo_read_input_sdus_fromtun (const protocol_ctxt_t *const  ctxt_pP) {
       key = PDCP_COLL_KEY_DEFAULT_DRB_VALUE(ctxt.module_id, ctxt.rnti, ctxt.enb_flag);
       h_rc = hashtable_get(pdcp_coll_p, key, (void **)&pdcp_p);
     } else { // => ENB_NAS_USE_TUN
-      ctxt.rnti=pdcp_eNB_UE_instance_to_rnti[0];
+      /* Get the IP from a packet */
+      struct ip *ip_pack = (struct ip *) nl_rx_buf;
+      /* Use last octet of destination IP to get index of UE */
+      int ue_indx = ((ip_pack->ip_dst.s_addr >> 24) -  2) % MAX_MOBILES_PER_ENB;
+      ctxt.rnti=pdcp_eNB_UE_instance_to_rnti[ue_indx];
       ctxt.enb_flag=ENB_FLAG_YES;
       ctxt.module_id=0;
       key = PDCP_COLL_KEY_VALUE(ctxt.module_id, ctxt.rnti, ctxt.enb_flag, rab_id, SRB_FLAG_NO);