#!/system/bin/sh

parameter="${@}";

#开启飞行模式(关闭网络)
STOP="settings put global airplane_mode_on 1 &> /dev/null; am broadcast -a android.intent.action.AIRPLANE_MODE &> /dev/null; svc data disable";

#关闭飞行模式(开启网络)
START="settings put global airplane_mode_on 0 &> /dev/null; am broadcast -a android.intent.action.AIRPLANE_MODE &> /dev/null; svc data enable";

function INIT_() {
    null="/dev/null";
    bbox="/system/xbin/busybox";
    inss="/data/local/inss";
    
    #填写自己需要的内网IP.IP第一个字节值.SHELL数组.
    ip_addr_array1=(10); # 10

    #填写自己需要的内网IP.IP第二个字节值.SHELL数组.
    ip_addr_array2=(99 97 44 45 31); # 4 43 31

    #填写自己的网卡.
    NIC="rmnet_data1";

    #网卡开启状态.
    NIC_STATUS="U";
    
    #等待7秒.
    SLEEP="7";


    if ! ${bbox} &> /dev/null ; then echo "BusyBox No Found !" ; exit 1 ; fi
    
    svc_="$(${bbox} which svc)";
    settings_="$(${bbox} which settings)";
    am_="$(${bbox} which am)";
    netcfg_="$(${bbox} which netcfg)"

    #判断必须要命令.否则退出子壳返回错误代码1.
    if ${bbox} [[ "${svc_}" = "" ]]; then echo "Svc No Found !" ; exit 1 ; fi
    if ${bbox} [[ "${settings_}" = "" ]]; then echo "Settings No Found !" ; exit 1 ; fi
    if ${bbox} [[ "${am_}" = "" ]]; then echo "Am No Found !" ; exit 1 ; fi

    if ${bbox} [[ "${parameter}" != "" ]] ; then
        ${bbox} echo ${parameter} | grep [0-9] > /dev/null 2>&1 && ip_addr_array2=(${parameter})
    fi

function HELP_() {
#帮助
${bbox} cat << EOF
Ip network switch script.
Usage:
    ${0} [N] [N].
    ${0} [option] [parameter].
options:
    -x  : tarck.
    -c  : config file.
    -h  : print help.

parameters:
    -c  : config file (default: ${inss}/conf/inss.ini).

inss by aixiao@aixiao.me.
EOF
    exit 0
}

}

function ROOT_(){
    # root用户.
    if ${bbox} [[ "`${bbox} id -u`" != "0" ]] ; then ${bbox} echo "ROOT user run ?" ; exit 1 ; fi
}

function LOG_() {
    # 写入日志文件.
    ip=$(${bbox} netstat -r | ${bbox} grep ${NIC} | ${bbox} grep ${NIC_STATUS} | ${bbox} awk '{print $1}')
    if ${bbox} [[ -d ${inss}/log ]] ; then
        today=$(date +"%Y%m%d%H%M%S")
        echo ${today} >> ${inss}/log/ip_address.log
        echo ${ip} >> ${inss}/log/ip_address.log
    fi
}

function one_() {
    # 截取IP第一个字节值.
    ip_addres1=`${bbox} netstat -r | ${bbox} grep ${NIC} | ${bbox} grep ${NIC_STATUS} | ${bbox} awk '{print $1}' | ${bbox} cut -d "." -f 1`
    echo "${ip_addres1}"
}

function two_() {
    # 截取IP第二个字节值.
    ip_addres2=`${bbox} netstat -r | ${bbox} grep ${NIC} | ${bbox} grep ${NIC_STATUS} | ${bbox} awk '{print $1}' | ${bbox} cut -d "." -f 2`
    echo "${ip_addres2}"
}

function INSTATUS_() {
    # 网络状态.
    ip_rmnet0=`${bbox} netstat -r | ${bbox} grep ${NIC} | ${bbox} grep ${NIC_STATUS} | ${bbox} awk 'NR==1 {print $4}'`
    echo "${ip_rmnet0}"
}

function IPSTATUS_() {
    # 打印完整IP.
    ${bbox} netstat -r | ${bbox} grep ${NIC} | ${bbox} grep ${NIC_STATUS} | ${bbox} awk '{print $1}'
}

function LOOP_() {
    # 循环执行sleep直到营运商给手机分配IP.
    while ${bbox} [[ "`two_`" = "" ]]; do
        ${bbox} sleep 7;
        two_
    done
}



function MAIN_ {
    if ${bbox} [[ "`INSTATUS_ 2> /dev/null`" != "${NIC_STATUS}" ]] ; then    # 判断网络是否开启.
        echo "数据连接已经关闭..."    
        echo "数据连接正在打开..."
    else
        echo "数据连接已经开启..."
        for o in ${ip_addr_array1[@]} ; do                           # 开启还要检查IP对不对.
            if ${bbox} [[ "`one_`" = "${o}" ]] ; then
                for t in ${ip_addr_array2[@]} ; do
                    if ${bbox} [[ "`two_`" = "${t}" ]] ; then
                        LOG_                                         # 调用自定义函数LOG_, 把路由存入日至文件.
                        exit 1                                       # IP第二个字节值匹配的话退出, 不匹配进入下面循环.
                    fi
                done
            fi
        done
    fi

    while true ; do                                                  #循环结构.
        eval ${STOP};
        ${bbox} sleep ${SLEEP};                                      # 等待.
        eval ${START};
        LOOP_                                                        # 调用自定义函数LOOP_, 直到营运商给我分配IP.
        IPSTATUS_                                                    # 调用自定义函数IPSTATUS_, 打印完整IP.
        for o in ${ip_addr_array1[@]} ; do         
            if ${bbox} [[ "`one_`" = "${o}" ]] ; then                # 循环直到IP的第二个字节值为我想要的.
                for t in ${ip_addr_array2[@]} ; do                   # 数组元素赋值给变量t.
                    if ${bbox} [[ "`two_`" = "${t}" ]] ; then        # 数组元素是否等于自定义函数返回值.
                        LOG_
                        exit 1                                       # 退出.
                    fi
                done
            fi
        done   
    done
}

INIT_
while getopts :xc:h? l
do
case ${l} in
    x)
        debug=x
        ;;
    c)
        #载入配置文件.
        . $OPTARG
        ;;
    h|?)
        HELP_;
        ;;

esac
done
shift $((OPTIND-1))
test "${debug}" = "x" && set -x
ROOT_                                                          # 判断ROOT用户执行.
one_                                                           # 调用自定义函数one_, 打印IP的第一个字节值.
two_                                                           # 调用自定义函数two_, 打印IP的第二个字节值.
IPSTATUS_                                                      # 调用自定义函数IPSTATUS_, 打印IP.
INSTATUS_ 2> ${null}                                           # 调用自定义函数INSTATUS_, 打印网络的状态.
MAIN_
exit
201812262344
aixiao@aixiao.me