110 lines
3.5 KiB
Bash
110 lines
3.5 KiB
Bash
#!/bin/bash
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# get info about device and signal of Huawei mobile USB devices
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# parm:
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# $1 : requested information (manufacturer, device, imei, imsi, telnumber, ipaddress, mode, signal, operator)
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# $2 : (optional) type - hilink or modem (default: hilink)
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# $3 : (optional) for hilink: ip address of the device (default: 192.168.8.1)
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# for modem: tty interface for communication (default: /dev/ttypUSB2)
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# $4 : more options can be added for Hilink devices ('-u user -P password -p pin'). These are passed to the corresponding script
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#
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# requires: bc
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# calls the scripts info_huawei_hilink.sh and info_huawei_modem.sh (same path as this script)
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#
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# zbchristian 2020
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#
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path=$(dirname "$0")
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opt="device"
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if [ ! -z "$1" ]; then opt=${1,,}; fi
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type="hilink"
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if [ ! -z "$2" ]; then type=${2,,}; fi
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parms=""
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if [ "$type" = "hilink" ]; then
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connect="-h 192.168.8.1"
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if [ ! -z "$3" ]; then connect="-h $3"; fi
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if [ ! -z "$4" ]; then parms="$4"; fi
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script="$path/info_huawei_hilink.sh"
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else
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connect="/dev/ttyUSB2"
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if [ ! -z "$3" ]; then connect=$3; fi
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script="$path/info_huawei_modem.sh"
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fi
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res=$($script $opt $connect $parms)
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# some results require special treatment
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case $opt in
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# manufacturer)
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# if [ "$res" = "none" ]; then res="Huawei"; fi
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# ;;
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# device)
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# if [ ! "$res" = "none" ]; then res="Huawei $res";
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# else res="Huawei"; fi
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# ;;
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mode)
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if [ ! "$res" = "none" ]; then
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if [ "$type" = "hilink" ]; then
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if [ "$res" = "LTE" ]; then res="4G"
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elif [ "$res" = "WCDMA" ]; then res="3G";
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else res="2G"; fi
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else
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if [ $res -eq 7 ]; then res="4G"
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elif [ $res -lt 7 ] && [ $res -gt 2 ] ; then res="3G";
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else res="2G"; fi
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fi
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fi
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;;
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signal)
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# return signal strength/quality in %
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if [ "$type" = "hilink" ]; then
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# signal request tries to get RSRQ value
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# try to get RSRQ (4G), EC/IO (3G) or RSSI (2G) value
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if [ "$res" = "none" ]; then res=$($script "ecio"); fi
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if [ ! "$res" = "none" ]; then
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# for rsrq and ecio assume: -3dB (100%) downto -20dB (0%)
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qual=${res//dB/}
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if [[ ! "$qual" =~ [-0-9\.]* ]]; then qual=-100; fi
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qual=$(bc <<< "scale=0;res=$qual-0.5;res/1") # just round to next integer
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if [ $qual -le -20 ]; then qual=0;
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elif [ $qual -ge -3 ]; then qual=100;
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else qual=$(bc <<< "scale=0;res=100.0/17.0*$qual+2000.0/17.0;res/1"); fi
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else
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# try rssi: >-70dBm (100%) downto -100dBm (0%)
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res=$($script "rssi");
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if [ ! "$res" = "none" ]; then
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if [[ ! $res =~ [-0-9\.]* ]]; then res="-120 dBm"; fi
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qual=${res//dBm/}
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qual=$(bc <<< "scale=0;res=$qual+0.5;res/1") # just round to next integer
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if [ $qual -le -110 ]; then qual=0;
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elif [ $qual -ge -70 ]; then qual=100;
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else qual=$(bc <<< "scale=0;res=2.5*$qual+275;res/1"); fi
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fi
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fi
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else
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# modem returns RSSI as number 0-31 - 0 = -113dB (0%), 1 = -111dB, 31 = >=51dB (100%)
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qual=$(bc <<< "scale=0;res=$res*3.5+0.5;res/1")
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if [ $qual -gt 100 ]; then res=100; fi
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fi
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if [ ! "$res" = "none" ]; then res="$res (${qual}%)"; fi
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;;
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operator)
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# check if operator/network is just a 5 digit number -> extract network name from table
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if [[ $res =~ ^[0-9]{5}$ ]]; then
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mcc=${res:0:3}
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mnc=${res:3:2}
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op=$(cat $path/mcc-mnc-table.csv | sed -rn 's/^'$mcc'\,[0-9]*\,'$mnc'\,(.*\,){4}(.*)$/\2/p')
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if [ ! -z "$op" ]; then res="$op ($res)"; fi
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fi
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;;
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*)
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;;
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esac
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echo $res
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