release/src/router/others/switch4g

   1 #!/bin/sh
   2
   3 #
   4 # Copyright (C) 2015 shibby
   5 #
   6
   7 MODE=`nvram get wan_proto`
   8
   9 if [ ! "$MODE" == "lte" ]; then
  10     exit 0
  11 fi
  12
  13 if [ "$1" == "connect" ]; then
  14     APN=`nvram get modem_apn`
  15     DEV=`nvram get modem_dev4g`
  16     TYP=`nvram get modem_type`
  17     IFA=`nvram get wan_4g`
  18
  19     logger 4G MODEM - connecting ...
  20
  21     if [ "$TYP" == "nonhilink" ]; then
  22         CONNECTED=0
  23
  24         while [ $CONNECTED == "0" ]; do
  25             MODE="AT^NDISDUP=1,1,\"$APN\"" gcom -d $DEV -s /etc/gcom/setverbose.gcom > /tmp/4g.mode
  26
  27             MODE="AT+CGCONTRDP" gcom -d $DEV -e -s /etc/gcom/setverbose.gcom > /tmp/4g.check
  28             CHECK1=`cat /tmp/4g.check | grep ERROR | wc -l`
  29             CHECK2=`cat /tmp/4g.check | grep open | wc -l`
  30             if [ "$CHECK1" == "1" ]; then
  31                 logger 4G MODEM - device $DEV not connected yet ...
  32                 sleep 5
  33             elif [ "$CHECK2" == "1" ]; then
  34                 logger 4G MODEM - device $DEV not ready ...
  35                 sleep 5
  36             else
  37                 logger 4G MODEM - connected ...
  38                 CONNECTED=1
  39             fi
  40         done
  41     fi
  42
  43     GO=0
  44     while [ $GO = "0" ]; do
  45         dhcpc-renew
  46
  47         CHECKIFA=`ifconfig | grep $IFA | wc -l`
  48         if [ "$CHECKIFA" == "1" ]; then
  49             GO=1
  50             logger 4G MODEM - WAN configured ...
  51         fi
  52     done
  53
  54 elif [ "$1" == "disconnect" ]; then
  55     DEV=`nvram get modem_dev4g`
  56
  57     logger 4G MODEM - disconnecting ...
  58
  59     MODE="AT^NDISDUP=1,0" gcom -d $DEV -s /etc/gcom/setmode.gcom
  60 else
  61
  62     LOCK="/tmp/switch4g.lock"
  63     if [ -f $LOCK ]; then #lock exist
  64         logger 4G MODEM - previous proces of switch4g still working
  65         exit 0
  66     else
  67
  68         PIN=`nvram get modem_pin`
  69         IS_PIN=`nvram get modem_pin | wc -w`
  70
  71         modprobe cdc_ether
  72         modprobe cdc_ncm
  73
  74         # is modem ready?
  75         NH=`cat /proc/bus/usb/devices | grep Driver | grep cdc_ncm | wc -l`
  76         H=`cat /proc/bus/usb/devices | grep Driver | grep cdc_ether | wc -l`
  77         US=`cat /proc/bus/usb/devices | grep Driver | grep usbserial | wc -l`
  78
  79         if [ "$H" -gt 0 ]; then
  80             logger 4G MODEM already found - Hilink - using cdc_ether module
  81             nvram set 4g_module=cdc_ether
  82             rm $LOCK
  83         elif [ "$NH" -gt 0 ]; then
  84             logger 4G MODEM already found - Non-Hilink - using cdc_ncm module
  85             nvram set 4g_module=cdc_ncm
  86             rm $LOCK
  87         fi
  88
  89         if [ "$US" -gt 0 ]; then
  90             logger 4G MODEM already found - Diagnostic interface - using usbserial module
  91             rm $LOCK
  92         else
  93             #modem not found, try detect
  94
  95             DEVICES=`lsusb | awk '{print $6}'`
  96
  97             for SWITCH in $DEVICES; do
  98                 SEARCH=`ls /etc/usb_modeswitch.d/$SWITCH | wc -l`
  99
 100                 # vendor:product
 101
 102                 if [ "$SEARCH" == "1" ]; then
 103                     logger 4G MODEM FOUND - $SWITCH - Switching ...
 104                     DV=`echo $SWITCH | cut -d ":" -f1`
 105                     DP=`echo $SWITCH | cut -d ":" -f2`
 106                     /usr/sbin/usb_modeswitch -Q -c /etc/usb_modeswitch.d/$SWITCH -v $DV -p $DP
 107
 108                     TEST1=`cat /etc/usb_modeswitch.d/$SWITCH | grep "TargetVendor" | cut -d "=" -f2 | wc -l`
 109                     if [ "$TEST1" == "1" ]; then
 110                         VENDOR=`cat /etc/usb_modeswitch.d/$SWITCH | grep "TargetVendor" | cut -d "=" -f2 | cut -d "x" -f2`
 111                     else
 112                         VENDOR=`echo $SWITCH | cut -d ":" -f1`
 113                     fi
 114
 115                     TEST2=`lsusb | awk '{print $6}' | grep $VENDOR | wc -l`
 116                     if [ "$TEST2" == "1" ]; then
 117                         PRODUCT=`lsusb | awk '{print $6}' | grep $VENDOR | cut -d ":" -f2`
 118                         logger 4G MODEM ready - $VENDOR:$PRODUCT
 119                         echo "$VENDOR:$PRODUCT" > /tmp/3g.detect
 120                     fi
 121                 fi
 122             done
 123
 124             IS_VENDOR=`echo $VENDOR | wc -w`
 125             if [ "$IS_VENDOR" -gt 0 ]; then
 126                 IS_PRODUCT=`echo $PRODUCT | wc -w`
 127                 if [ "$IS_PRODUCT" -gt 0 ]; then
 128                     logger 4G MODEM - loading module usbserial
 129                     rmmod usbserial
 130                     insmod usbserial vendor=0x$VENDOR product=0x$PRODUCT
 131                     echo "$VENDOR:$PRODUCT" > /tmp/4g.detect
 132                 fi
 133             fi
 134
 135             DEV=`cat /proc/bus/usb/devices | grep Driver | grep usbserial | wc -l`
 136             if [ "$DEV" -gt 0 ]; then
 137                 logger 4G MODEM ready - using usbserial module
 138                 nvram set 4g_module=usbserial
 139                 rm $LOCK
 140                 break;
 141             elif [ -f /tmp/4g.detect ]; then
 142                 VENDOR=`cat /tmp/4g.detect | cut -d ":" -f1`
 143                 PRODUCT=`cat /tmp/4g.detect | cut -d ":" -f2`
 144                 TEST3=`lsusb | grep $VENDOR | grep $PRODUCT | wc -l`
 145                 if [ "$TEST3" == "1" ]; then
 146                     logger 4G MODEM FOUND - already switched - Last know $VENDOR:$PRODUCT
 147
 148                     DEV=`cat /proc/bus/usb/devices | grep Driver | grep usbserial | wc -l`
 149                     if [ "$DEV" -gt 0 ]; then
 150                         logger 4G MODEM ready - using usbserial module
 151                         nvram set 4g_module=usbserial
 152                         rm $LOCK
 153                         break;
 154                     else
 155                         logger 4G MODEM - loading module
 156                         rmmod usbserial
 157                         insmod usbserial vendor=0x$VENDOR product=0x$PRODUCT
 158                         echo "$VENDOR:$PRODUCT" > /tmp/4g.detect
 159                         nvram set 4g_module=usbserial
 160                         rm $LOCK
 161                         break;
 162                     fi
 163                 fi
 164             else
 165                 #last change. try load usbserial for each usb devices
 166                 DEVICES=`lsusb | awk '{print $6}'`
 167                 for SWITCH in $DEVICES; do
 168                     VENDOR=`echo $SWITCH | cut -d ":" -f1`
 169                     PRODUCT=`echo $SWITCH | cut -d ":" -f2`
 170                     rmmod usbserial
 171                     insmod usbserial vendor=0x$VENDOR product=0x$PRODUCT
 172
 173                     DEV=`cat /proc/bus/usb/devices | grep Driver | grep usbserial | wc -l`
 174                     if [ "$DEV" -gt 0 ]; then
 175                         logger 4G MODEM ready - using usbserial module
 176                         nvram set 4g_module=usbserial
 177                         echo "$VENDOR:$PRODUCT" > /tmp/4g.detect
 178                         rm $LOCK
 179                         break;
 180                     fi
 181                 done
 182             fi
 183         fi
 184
 185         #search diagnostic device
 186         TTY=`ls /dev/ttyUSB*`
 187
 188         for i in $TTY; do
 189             CHECKTTY=`gcom -d $i -e info | grep OK | wc -l`
 190             if [ "$CHECKTTY" == "1" ]; then #found working interface
 191                 nvram set modem_dev4g=$i
 192                 DEVNR=$i
 193             fi
 194         done
 195
 196         #search WAN interface (usbX or ethX)
 197         HWAN=`dmesg | grep cdc_ether | grep register | grep "'" | cut -d " " -f3 | cut -d ":" -f1`
 198         NHWAN=`dmesg | grep cdc_ncm | grep register | grep "'" | cut -d " " -f3 | cut -d ":" -f1`
 199
 200         IS_HWAN=`echo $HWAN | wc -w`
 201         IS_NHWAN=`echo NHWAN | wc -w`
 202
 203         if [ "$IS_HWAN" -gt 0 ]; then
 204             logger 4G MODEM WAN found - Hilink - using $HWAN as WAN
 205             nvram set wan_4g="$HWAN"
 206             nvram set modem_type=hilink
 207         elif [ "$IS_NHWAN" -gt 0 ]; then
 208             logger 4G MODEM WAN found - Non-Hilink - using $NHWAN as WAN
 209             nvram set wan_4g="$NHWAN"
 210             nvram set modem_type=nonhilink
 211         else
 212             logger 4G MODEM WAN not found - exit
 213             break;
 214         fi
 215
 216         #set pin
 217         if [ "$IS_PIN" == "1" -a "$NH" -gt 0 ]; then #only for non-hilink
 218             PINCODE="$PIN" gcom -d $DEVNR -s /etc/gcom/setpin.gcom
 219         fi
 220
 221         if [ "$NH" -gt 0 ]; then #only for non-hilink
 222             #check signal strength
 223             CSQ=`gcom -d $DEVNR -s /etc/gcom/getstrength.gcom | grep "CSQ:" | cut -d " " -f2 | cut -d "," -f1`
 224             DBM=$((-113+CSQ*2))
 225             logger "4G MODEM Signal Strength: $DBM dBm"
 226         fi
 227
 228         #force connection after detect 4G modem
 229         switch4g connect
 230
 231     fi
 232
 233 #remove lock
 234 rm $LOCK
 235
 236 fi