gfw3proxy_init.sh problem

#! /bin/bash
# $author: twfcc@twitter
# $PROG: gfwproxy-init.sh
# $description: Install gfw.press & 3proxy as system service
# $Usage: $0
# Works on Debian 7/8 and Ubuntu 14.04/15.04
# Public domain use as your own risk!

trap cleanup 2

export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
export LANGUAGE=C
export LC_ALL=C
PATTERN="java -Dfile.encoding=utf-8 -Dsun.jnu.encoding=utf-8 -Duser.timezone=Asia/Shanghai -classpath"

cleanup(){
    kill $(ps aux | grep 3proxy | grep -v grep | awk '{print $2}') 2> /dev/null
    rm -rf "$HOME/3proxy" 2> /dev/null
    rm -rf /usr/local/etc/gfw.press/ 2> /dev/null
    rm -rf /usr/local/etc/3proxy/ 2> /dev/null
    update-rc.d -f 3proxyinit remove 2> /dev/null
    rm -f /etc/init.d/3proxyinit 2> /dev/null
    update-rc.d -f gfw.press remove 2> /dev/null
    kill -9 $(ps aux | grep "$PATTERN" | grep -v grep | awk '{print $2}') 2> /dev/null
    rm -f /etc/init.d/gfw.press 2> /dev/null
    exit 1
}

[ $UID -ne 0 ] && {
    echo "Execute this script must be root." >&2
    exit 1
}

[ $(pwd) != "/root" ] && cd "$HOME"

3proxy_install(){
    git clone https://github.com/z3APA3A/3proxy.git ;
    [ $? -eq 0 ] || {
        echo "Clone 3proxy.git failed.exiting..." >&2 ;
        exit 1 ;
    }
    cd 3proxy/ || {
        echo "Cannot change to 3proxy directory." >&2 ;
        exit 1 ;
    }
    make -f Makefile.Linux ;
    [ $? -eq 0 ] && cd src/ ;
    mkdir -p /usr/local/etc/3proxy/bin/ ;
    install 3proxy /usr/local/etc/3proxy/bin/3proxy ;
    install mycrypt /usr/local/etc/3proxy/bin/mycrypt ;
    touch /usr/local/etc/3proxy/3proxy.cfg ;
    mkdir -p /usr/local/etc/3proxy/log/ ;
    chown -R root:root /usr/local/etc/3proxy/ ;
    chown -R 65535 /usr/local/etc/3proxy/log/ ;
    touch /usr/local/etc/3proxy/3proxy.pid ;
    chown 65535 /usr/local/etc/3proxy/3proxy.pid ;
    local cfg
    cfg="/usr/local/etc/3proxy/3proxy.cfg"
    cat >"$cfg"<<EOF
nscache 65536
nserver 8.8.8.8
nserver 8.8.4.4
timeouts 1 5 30 60 180 1800 15 60
daemon
pidfile 3proxy.pid
config 3proxy.cfg
monitor 3proxy.cfg
log log/3proxy.log D
logformat "L%d-%m-%Y %H:%M:%S %z %N.%p %E %U %C:%c %R:%r %O %I %h %T"
rotate 30
auth none
allow * * * 80-88,8080-8088
allow * * * 443,8443
allow * * * 5222,5223,5228
allow * * * 465,587,995
proxy -i127.0.0.1 -a -p3128
flush
chroot /usr/local/etc/3proxy/
setgid 65535
setuid 65535

EOF

    cd /etc/init.d/ || {
        echo "Cannot change to /etc/init.d/ directory." >&2 ;
        exit 1 ;
    }
    cat >3proxyinit<<EOF
#! /bin/sh
#
### BEGIN INIT INFO
# Provides: 3Proxy
# Required-Start: \$remote_fs \$syslog
# Required-Stop: \$remote_fs \$syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Initialize 3proxy server
# Description: starts 3proxy
### END INIT INFO

cd /usr/local/etc/3proxy/
case "\$1" in
    start)  echo "Starting 3Proxy" ;
        /usr/local/etc/3proxy/bin/3proxy /usr/local/etc/3proxy/3proxy.cfg
         ;;
     stop)  echo "Stopping 3Proxy" ;
        kill \`ps aux | grep 3proxy | grep -v grep | awk '{print \$2}'\`
        ;;
        *)  echo Usage: \\\$0 "{start|stop}" ;
        exit 1 ;
        ;;
esac
exit 0

EOF

    if [ -e 3proxyinit ] ; then
        bash -n 3proxyinit > /dev/null 2>&1 ;
        [ $? -eq 0 ] && {
            chmod +x 3proxyinit ;
            update-rc.d 3proxyinit defaults ;
        } || {
            echo "3proxyinit script is something wrong." >&2 ;
            exit 1 ;
        }
        cd "$HOME" ;
        /etc/init.d/3proxyinit start ;
    else
        echo "3proxyinit script is not exist." >&2 ;
        exit 1
    fi
}

gen_pass_matrix(){
    local  matrix i pick pass count j
    matrix=($(for i in {0..9} {a..z} {A..Z} ; do echo "$i" ;done))
    count=${#matrix[@]}
    for (( j=1 ; j<=16 ; j++ )) ;do
        pick=${matrix[$((RANDOM%count-1))]}
        pass="$pass$pick"
    done
    echo "$pass"
}

genpass(){
    local pass lower upper digit
    pass=$(gen_pass_matrix)

    while true ; do
        lower=${pass//[!a-z]/}
        upper=${pass//[!A-Z]/}
        digit=${pass//[!0-9]/}

        if [ -n "$lower" ] && [ -n "$upper" ] && [ -n "$digit" ]
            then
                break
            else
                unset pass
                pass=$(gen_pass_matrix)
        fi
    done

    echo "$pass"
}

genport(){
    local pick count port
    pick=($(for i in {19901..19999} ;do echo $i ;done))
    count=${#pick[@]}
    port=${pick[$((RANDOM%count-1))]}
    echo "$port"
}

gfw_press_install(){
    cd /usr/local/etc/ || {
    echo "Could not change to /usr/local/etc" >&2 ;
    exit 1 ;
    }

    git clone https://github.com/chinashiyu/gfw.press.git ;
    [ $? -eq 0 ] && cd gfw.press || {
        echo "Clone gfw.press failed.exiting..." >&2 ;
        exit 1 ;
    }

    pw=$(genpass)
    port=$(genport)
    echo "$port $pw" > user.txt ;
    cp -f server.sh server.org ;
    sed -i 's/ -Xm[a-z][0-9]\{1,4\}M//g' server.sh ;
    chmod +x server.sh

    cd /etc/init.d/ || {
        echo "Could not change to /etc/init.d " >&2 ;
        exit 1 ;
    }

    cat >gfw.press<<EOF
#! /bin/sh
#
### BEGIN INIT INFO
# Provides: gfw.press
# Required-Start: \$remote_fs \$syslog
# Required-Stop: \$remote_fs \$syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Initialize gfw.press
# Description: start gfw.press
### END INIT INFO

PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
PATTERN="java -Dfile.encoding=utf-8 -Dsun.jnu.encoding=utf-8 -Duser.timezone=Asia/Shanghai -classpath"
PROGNAME=\`basename \$0\`
RETURN_STATUS=
export PATH PATTERN PROGNAME RETURN_STATUS

do_start(){
    do_status
    cd /usr/local/etc/gfw.press/
    if test \$RETURN_STATUS -ne 0 ; then
        _java="java -Dfile.encoding=utf-8 -Dsun.jnu.encoding=utf-8 -Duser.timezone=Asia/Shanghai "
        _java="\${_java}-classpath \`find ./lib/*.jar | xargs echo | sed 's/ /:/g'\`:./bin"
        _pack="press.gfw"
        echo "Strating \$PROGNAME ..."
        \$_java \$_pack.Server >> server.log
    else
        echo "\$PROGNAME is running."
    fi
}

do_stop(){
    PIDs=\`ps aux | grep "\$PATTERN" | grep -v grep | awk '{print \$2}'\`
    echo "Stopping \$PROGNAME ..."
    if test "x\$PIDs" != "x" ; then
        kill -9 "\$PIDs"
    else
        echo "\$PROGNAME is not running." >&2
    fi
}

do_restart(){
    do_stop
    do_start
}

do_status(){
    if ps aux | grep "\$PATTERN" | grep -qv grep ; then
        echo "\$PROGNAME is running."
        RETURN_STATUS=0
    else
        echo "\$PROGNAME is not running."
        RETURN_STATUS=1
    fi
}

case "\$1" in
    start) do_start
        ;;
    stop) do_stop
        ;;
    restart) do_restart
        ;;
    status) do_status
        ;;
    *) echo "Usage: \$PROGNAME {start|stop|restart|status}" >&2 ; exit 99
        ;;
esac
exit 0

EOF

if [ -f "gfw.press" ] ; then
    chmod +x gfw.press ;
    update-rc.d gfw.press defaults ;
else
    echo "gfw.press: no such file or directory." >&2
fi

cd "$HOME"
/etc/init.d/gfw.press start
}

myip=$(wget -qO - v4.ifconfig.co)
apt-get update && apt-get upgrade -y
apt-get install openssl openjdk-7-jre git build-essential libssl-dev -y
3proxy_install
gfw_press_install

if ps aux | grep "$PATTERN" | grep -qv grep && netstat -nlp | grep -q '3proxy'
    then
        echo "gfw.press is running."
        echo ""
        echo "Public IP: $myip"
        echo "Port: $port"
        echo "Password: $pw"
        echo ""
        echo "Enjoy."
    else
        echo "Install gfw.press failed. cleaning up .." >&2
        cleanup
fi
exit 0