From 661b1db758395b5cffac2b61a72279f549a63826 Mon Sep 17 00:00:00 2001 From: Rohit Gupta <rohit.gupta@eurecom.fr> Date: Mon, 29 Feb 2016 15:12:24 +0100 Subject: [PATCH] added support for Huawei E398 --- .../tools/configure_cots_bandrich_ue.py | 1 + .../tools/configure_cots_huaweiE398_ue.py | 200 ++++++++++++++++++ 2 files changed, 201 insertions(+) create mode 100755 cmake_targets/autotests/tools/configure_cots_huaweiE398_ue.py diff --git a/cmake_targets/autotests/tools/configure_cots_bandrich_ue.py b/cmake_targets/autotests/tools/configure_cots_bandrich_ue.py index 6af3785865..99aed7c29f 100755 --- a/cmake_targets/autotests/tools/configure_cots_bandrich_ue.py +++ b/cmake_targets/autotests/tools/configure_cots_bandrich_ue.py @@ -131,6 +131,7 @@ def start_ue () : ip = IPRoute() idx = ip.link_lookup(ifname=iface)[0] os.system ('route add ' + gw + ' ppp0') + os.system('sleep 5') os.system ('ping ' + gw) break except Exception, e: diff --git a/cmake_targets/autotests/tools/configure_cots_huaweiE398_ue.py b/cmake_targets/autotests/tools/configure_cots_huaweiE398_ue.py new file mode 100755 index 0000000000..07d532c5d6 --- /dev/null +++ b/cmake_targets/autotests/tools/configure_cots_huaweiE398_ue.py @@ -0,0 +1,200 @@ +#!/usr/bin/python + +import time +import serial +import os +from pyroute2 import IPRoute +import sys +import re +import threading +import signal +import traceback +import os +import commands + +# configure the serial connections (the parameters differs on the device you are connecting to) +#First we find an open port to work with +serial_port='' +ser=serial.Serial() +openair_dir = os.environ.get('OPENAIR_DIR') +if openair_dir == None: + print "Error getting OPENAIR_DIR environment variable" + sys.exit(1) + +sys.path.append(os.path.expandvars('$OPENAIR_DIR/cmake_targets/autotests/tools/')) + +from lib_autotest import * + +def find_open_port(): + global serial_port, ser + max_ports=100 + if os.path.exists(serial_port) == True: + return serial_port + for port in range(0,100): + serial_port = '/dev/ttyUSB'+str(port) + if os.path.exists(serial_port) == True: + print 'New Serial Port : ' + serial_port + break + + ser = serial.Serial(port=serial_port) + return + + + +#serial_port = '/dev/ttyUSB2' +bandrich_ppd_config = os.environ.get('OPENAIR_DIR') + '/cmake_targets/autotests/tools/wdial.bandrich.conf' + +exit_flag=0 + +def signal_handler(signal, frame): + print('You pressed Ctrl+C!') + print('Resetting the UE to detached state') + timeout=10 + exit_flag=1 + send_command('AT+CGATT=0' , 'OK' , timeout) + sys.exit(0) + +signal.signal(signal.SIGINT, signal_handler) + + + +#ser.open() +#ser.isOpen() + +class pppThread (threading.Thread): + def __init__(self, threadID, name, counter): + threading.Thread.__init__(self) + self.threadID = threadID + self.name = name + self.counter = counter + def run(self): + print "Starting " + self.name + #Here we keep running pppd thread in indefinite loop as this script terminates sometimes + #while 1: + while 1: + time.sleep(5) #Hard coded, do not reduce this number! + print "Starting wvdial now..." + print 'exit_flag = ' + str(exit_flag) + send_command('AT+CGATT=1','OK', 300) + os.system('wvdial -C ' + bandrich_ppd_config + '' ) + if exit_flag == 1: + print "Exit flag set to true. Exiting pppThread now" + print "Terminating wvdial now..." + +def send_command (cmd, response, timeout): + count=0 + sleep_duration = 1 + print 'In function: send_command: cmd = <' + cmd + '> response: <' + response + '> \n' + global serial_port, ser + while count <= timeout: + try: + #Sometimes the port does not exist coz of reset in modem. + #In that case, we need to search for this port again + if os.path.exists(serial_port) == False: + find_open_port() + ser.write (cmd + '\r\n') + out = '' + time.sleep(sleep_duration) + count = count + sleep_duration + while ser.inWaiting() > 0: + out += ser.read(1) + print 'out = <' + out + '> response = <' + response + '> \n' + if re.search(response, out): + break + except Exception, e: + error = ' cmd : ' + cmd + ' response : ' + response + error = error + ' In function: ' + sys._getframe().f_code.co_name + ': *** Caught exception: ' + str(e.__class__) + " : " + str( e) + error = error + traceback.format_exc() + print error + + +def start_ue () : + #print 'Enter your commands below.\r\nInsert "exit" to leave the application.' + timeout=60 #timeout in seconds + send_command('AT', 'OK' , timeout) + #send_command('AT+CFUN=1' , 'OK' , timeout) + #send_command('AT+CGATT=0' , 'OK' , timeout) + send_command('AT+CGATT=1','OK', 300) + #os.system('wvdial -C ' + bandrich_ppd_config + ' &' ) + + thread_ppp = pppThread(1, "ppp_thread", 1) + thread_ppp.start() + + iface='ppp0' + + while 1: + time.sleep ( 2) + #Now we check if ppp0 interface is up and running + try: + if exit_flag == 1: + break + ip = IPRoute() + idx = ip.link_lookup(ifname=iface)[0] + os.system ('route add ' + gw + ' ppp0') + os.system('sleep 5') + os.system ('ping ' + gw) + break + except Exception, e: + error = ' Interface ' + iface + 'does not exist...' + error = error + ' In function: ' + sys._getframe().f_code.co_name + ': *** Caught exception: ' + str(e.__class__) + " : " + str( e) + error = error + traceback.format_exc() + print error + + thread_ppp.join() + +def stop_ue(): + timeout=60 + os.system('killall wvdial') + send_command('AT', 'OK' , timeout) + send_command('AT+CGATT=0' , 'OK|ERROR' , timeout) + #send_command('AT+CFUN=4' , 'OK' , timeout) + + +#reset the USB BUS of Bandrich UE +def reset_ue(): + stringIdBandrich='Huawei Technologies Co., Ltd. E398 LTE/UMTS/GSM Modem/Networkcard' + status, out = commands.getstatusoutput('lsusb | grep -i \'' + stringIdBandrich + '\'') + if (out == '') : + print "Bandrich 4G LTE Adapter not found. Exiting now..." + sys.exit() + p=re.compile('Bus\s*(\w+)\s*Device\s*(\w+):\s*ID\s*(\w+):(\w+)') + res=p.findall(out) + BusId=res[0][0] + DeviceId=res[0][1] + VendorId=res[0][2] + ProductId=res[0][3] + usb_dir= find_usb_path(VendorId, ProductId) + print "Bandrich 4G LTE Adapter found in..." + usb_dir + cmd = "sudo sh -c \"echo 0 > " + usb_dir + "/authorized\"" + os.system(cmd + " ; sleep 15" ) + cmd = "sudo sh -c \"echo 1 > " + usb_dir + "/authorized\"" + os.system(cmd + " ; sleep 30" ) + +i=1 +gw='192.172.0.1' +while i < len(sys.argv): + arg=sys.argv[i] + if arg == '--start-ue' : + find_open_port() + print 'Using Serial port : ' + serial_port + start_ue() + elif arg == '--stop-ue' : + find_open_port() + print 'Using Serial port : ' + serial_port + stop_ue() + elif arg == '--reset-ue' : + reset_ue() + elif arg == '-gw' : + gw = sys.argv[i+1] + i=i+1 + elif arg == '-h' : + print "--reset-ue: Reset the UE on USB Bus. Similar to unplugging and plugging the UE" + print "--stop-ue: Stop the UE. Send DETACH command" + print "--start-ue: Start the UE. Send ATTACH command" + print "-gw: Specify the default gw as sometimes the gateway/route arguments are not set properly via wvdial" + else : + print " Script called with wrong arguments, arg = " + arg + sys.exit() + i = i +1 + + -- 2.26.2