ss_libev.init

#!/bin/bash
# chkconfig: 2345 90 10
# description: A secure socks5 proxy, designed to protect your Internet traffic.

### BEGIN INIT INFO
# Provides:          Shadowsocks-libev
# Required-Start:    $network $syslog
# Required-Stop:     $network
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Fast tunnel proxy that helps you bypass firewalls
# Description:       Start or stop the Shadowsocks-libev server
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
# Source function library
if [ -f /etc/rc.d/init.d/functions ]; then
    . /etc/rc.d/init.d/functions
# Check that networking is up.
    [ ${NETWORKING} ="yes" ] || exit 0
fi
if [ -f /usr/local/bin/ss-server ]; then
    ProgramPath=/usr/local/bin
elif [ -f /usr/bin/ss-server ]; then
    ProgramPath=/usr/bin
fi
ProgramName=Shadowsocks-libve
NAME=ss-server
BIN=${ProgramPath}/${NAME}
CONFIGFILE=/etc/shadowsocks-libev/config.json
LOGFILE=/var/log/${NAME}.log
SCRIPTNAME=/etc/init.d/shadowsocks
PID_DIR=/var/run
PID_FILE=${PID_DIR}/shadowsocks-libev.pid
version="2.0"
RET_VAL=0

[ -x ${BIN} ] || exit 0
if [ ! -r ${CONFIGFILE} ]; then
    echo "config file ${CONFIGFILE} not found"
    exit 1
fi

if [ ! -d $PID_DIR ]; then
    mkdir -p $PID_DIR
    if [ $? -ne 0 ]; then
        echo "Creating PID directory $PID_DIR failed"
        exit 1
    fi    
fi

fun_check_run(){
    PID=`ps -ef | grep -v grep | grep -i "${BIN}" | awk '{print $2}'`
    if [ ! -z $PID ]; then
        return 0
    else
        rm -f ${PID_FILE}
        return 1
    fi
}
fun_start(){
    log_flag="$1"

    if [ ! -d ${PID_DIR} ]; then
        mkdir -p ${PID_DIR} || echo "failed creating PID directory ${PID_DIR}"; exit 1
    fi
    if fun_check_run; then
        echo "${ProgramName} (pid $PID) already running."
        return 0
    fi
    if [[ "${log_flag}" =~ ^[Ll][Oo][Gg]$ ]]; then
        strLog="${LOGFILE}"
    else
        strLog="/dev/null"
    fi
    echo -n "Starting ${ProgramName}..."
    ${BIN} -c $CONFIGFILE -u -f $PID_FILE > ${strLog} 2>&1 &
    sleep 0.3
    if ! fun_check_run; then
        echo "start failed"
        return 1
    fi
    echo " done"
    fun_version
    echo "${ProgramName} (pid $PID)is running."
    if [[ "${log_flag}" =~ ^[Ll][Oo][Gg]$ ]]; then
        echo "read ${LOGFILE} for log" 
    fi
    return 0
}
fun_stop(){

    if fun_check_run; then
        echo -n "Stoping ${ProgramName} (pid $PID)... "
        kill $PID
        if [ "$?" != 0 ] ; then
            echo " failed"
            exit 1
        else
            echo " done"
            rm -f $PID_FILE
        fi
    else
        echo "${ProgramName} is not running."
    fi
}
fun_restart(){
    local restart_log_flag="$1"
    fun_stop
    if [[ "${restart_log_flag}" =~ ^[Ll][Oo][Gg]$ ]]; then
        fun_start log
    else
        fun_start
    fi
}
fun_status(){
    PID=`ps -ef | grep -v grep | grep -i "${BIN}" | awk '{print $2}'`
    if [ ! -z $PID ]; then
        echo "${ProgramName} (pid $PID) is running..."
    else
        echo "${ProgramName} is stopped"
        exit 0
    fi
}
fun_config(){
    vi ${CONFIGFILE}
}
fun_viewconfig(){
    cat ${CONFIGFILE}
    echo
}
fun_version(){
     echo "${ProgramName} version $(${BIN} --help | grep -i "shadowsocks-libev" | awk '{print $2}')"
}

arg1=$1
arg2=$2
[  -z ${arg1} ]
case "${arg1}" in
    start|stop|restart|status|config|viewconfig)
        fun_${arg1} ${arg2}
    ;;
    [vV][eE][rR][sS][iI][oO][nN]|-[vV][eE][rR][sS][iI][oO][nN]|--[vV][eE][rR][sS][iI][oO][nN]|-[vV]|--[vV])
        fun_version
    ;;
    *)
        echo "Usage: $SCRIPTNAME {start|stop|restart|status|config|viewconfig|version}"
        RET_VAL=1
    ;;
esac
exit $RET_VAL