From 1e0c412f737476479df83faca3e440fe11831f45 Mon Sep 17 00:00:00 2001
From: Yuk1n0 <39364985+Yuk1n0@users.noreply.github.com>
Date: Thu, 31 Oct 2019 12:54:16 +0800
Subject: [PATCH] Initial Commit

---
 README.md          |  108 ++++
 shadowsocks-all.sh | 1374 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 1482 insertions(+)
 create mode 100644 README.md
 create mode 100644 shadowsocks-all.sh

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..aae92de
--- /dev/null
+++ b/README.md
@@ -0,0 +1,108 @@
+# Shadowsocks 一键安装脚本(四合一)
+
+- 脚本说明: Shadowsocks 一键安装脚本(四合一)
+- 系统支持: CentOS 6+，Debian 7+，Ubuntu 12+
+- 使用方法: https://teddysun.com/486.html
+
+## 下载安装:
+``` bash
+wget --no-check-certificate -O shadowsocks-all.sh https://raw.githubusercontent.com/heweiye/teddysunBackup/shadowsocks_install/master/shadowsocks-all.sh
+chmod +x shadowsocks-all.sh
+./shadowsocks-all.sh 2>&1 | tee shadowsocks-all.log
+```
+卸载方法
+``` bash
+./shadowsocks-all.sh uninstall
+```
+Shadowsocks-Python 版：
+/etc/init.d/shadowsocks-python start | stop | restart | status
+
+ShadowsocksR 版：
+/etc/init.d/shadowsocks-r start | stop | restart | status
+
+Shadowsocks-Go 版：
+/etc/init.d/shadowsocks-go start | stop | restart | status
+
+Shadowsocks-libev 版：
+/etc/init.d/shadowsocks-libev start | stop | restart | status
+
+各版本默认配置文件
+Shadowsocks-Python 版：
+/etc/shadowsocks-python/config.json
+
+ShadowsocksR 版：
+/etc/shadowsocks-r/config.json
+
+Shadowsocks-Go 版：
+/etc/shadowsocks-go/config.json
+
+Shadowsocks-libev 版：
+/etc/shadowsocks-libev/config.json
+
+可选 16 种加密方式的其中之一（Python 和 libev 版）
+aes-256-gcm
+aes-192-gcm
+aes-128-gcm
+aes-256-ctr
+aes-192-ctr
+aes-128-ctr
+aes-256-cfb
+aes-192-cfb
+aes-128-cfb
+camellia-128-cfb
+camellia-192-cfb
+camellia-256-cfb
+chacha20-ietf-poly1305
+chacha20-ietf
+chacha20
+rc4-md5
+
+可选 9 种加密方式的其中之一（Go 版）
+aes-256-cfb
+aes-192-cfb
+aes-128-cfb
+aes-256-ctr
+aes-192-ctr
+aes-128-ctr
+chacha20-ietf
+chacha20
+rc4-md5
+
+可选 15 种加密方式的其中之一（none 是不加密，ShadowsocksR 版）
+none
+aes-256-cfb
+aes-192-cfb
+aes-128-cfb
+aes-256-cfb8
+aes-192-cfb8
+aes-128-cfb8
+aes-256-ctr
+aes-192-ctr
+aes-128-ctr
+chacha20-ietf
+chacha20
+salsa20
+xchacha20
+xsalsa20
+rc4-md5
+
+可选 7 种协议（protocol）的其中之一（仅限 ShadowsocksR 版）
+origin
+verify_deflate
+auth_sha1_v4
+auth_sha1_v4_compatible
+auth_aes128_md5
+auth_aes128_sha1
+auth_chain_a
+auth_chain_b
+
+可选 9 种混淆（obfs）的其中之一（仅限 ShadowsocksR 版）
+plain
+http_simple
+http_simple_compatible
+http_post
+http_post_compatible
+tls1.2_ticket_auth
+tls1.2_ticket_auth_compatible
+tls1.2_ticket_fastauth
+tls1.2_ticket_fastauth_compatible
diff --git a/shadowsocks-all.sh b/shadowsocks-all.sh
new file mode 100644
index 0000000..90eb293
--- /dev/null
+++ b/shadowsocks-all.sh
@@ -0,0 +1,1374 @@
+#!/usr/bin/env bash
+PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
+export PATH
+#
+# Auto install Shadowsocks Server (all version)
+#
+# Copyright (C) 2016-2019 Teddysun <i@teddysun.com>
+#
+# System Required:  CentOS 6+, Debian7+, Ubuntu12+
+#
+# Reference URL:
+# https://github.com/shadowsocks/shadowsocks
+# https://github.com/shadowsocks/shadowsocks-go
+# https://github.com/shadowsocks/shadowsocks-libev
+# https://github.com/shadowsocks/shadowsocks-windows
+# https://github.com/shadowsocksr-rm/shadowsocksr
+# https://github.com/shadowsocksrr/shadowsocksr
+# https://github.com/shadowsocksrr/shadowsocksr-csharp
+#
+# Thanks:
+# @clowwindy  <https://twitter.com/clowwindy>
+# @breakwa11  <https://twitter.com/breakwa11>
+# @cyfdecyf   <https://twitter.com/cyfdecyf>
+# @madeye     <https://github.com/madeye>
+# @linusyang  <https://github.com/linusyang>
+# @Akkariiin  <https://github.com/Akkariiin>
+
+red='\033[0;31m'
+green='\033[0;32m'
+yellow='\033[0;33m'
+plain='\033[0m'
+
+[[ $EUID -ne 0 ]] && echo -e "[${red}Error${plain}] This script must be run as root!" && exit 1
+
+cur_dir=$( pwd )
+software=(Shadowsocks-Python ShadowsocksR Shadowsocks-Go Shadowsocks-libev)
+
+libsodium_file="libsodium-1.0.18"
+libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.18-RELEASE/libsodium-1.0.18.tar.gz"
+
+mbedtls_file="mbedtls-2.16.3"
+mbedtls_url="https://tls.mbed.org/download/mbedtls-2.16.3-gpl.tgz"
+
+shadowsocks_python_file="shadowsocks-master"
+shadowsocks_python_url="https://github.com/shadowsocks/shadowsocks/archive/master.zip"
+shadowsocks_python_init="/etc/init.d/shadowsocks-python"
+shadowsocks_python_config="/etc/shadowsocks-python/config.json"
+shadowsocks_python_centos="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks"
+shadowsocks_python_debian="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks-debian"
+
+shadowsocks_r_file="shadowsocksr-3.2.2"
+shadowsocks_r_url="https://github.com/shadowsocksrr/shadowsocksr/archive/3.2.2.tar.gz"
+shadowsocks_r_init="/etc/init.d/shadowsocks-r"
+shadowsocks_r_config="/etc/shadowsocks-r/config.json"
+shadowsocks_r_centos="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocksR"
+shadowsocks_r_debian="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocksR-debian"
+
+shadowsocks_go_file_64="shadowsocks-server-linux64-1.2.2"
+shadowsocks_go_url_64="https://dl.lamp.sh/shadowsocks/shadowsocks-server-linux64-1.2.2.gz"
+shadowsocks_go_file_32="shadowsocks-server-linux32-1.2.2"
+shadowsocks_go_url_32="https://dl.lamp.sh/shadowsocks/shadowsocks-server-linux32-1.2.2.gz"
+shadowsocks_go_init="/etc/init.d/shadowsocks-go"
+shadowsocks_go_config="/etc/shadowsocks-go/config.json"
+shadowsocks_go_centos="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks-go"
+shadowsocks_go_debian="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks-go-debian"
+
+shadowsocks_libev_init="/etc/init.d/shadowsocks-libev"
+shadowsocks_libev_config="/etc/shadowsocks-libev/config.json"
+shadowsocks_libev_centos="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks-libev"
+shadowsocks_libev_debian="https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks-libev-debian"
+
+# Stream Ciphers
+common_ciphers=(
+aes-256-gcm
+aes-192-gcm
+aes-128-gcm
+aes-256-ctr
+aes-192-ctr
+aes-128-ctr
+aes-256-cfb
+aes-192-cfb
+aes-128-cfb
+camellia-128-cfb
+camellia-192-cfb
+camellia-256-cfb
+xchacha20-ietf-poly1305
+chacha20-ietf-poly1305
+chacha20-ietf
+chacha20
+salsa20
+rc4-md5
+)
+go_ciphers=(
+aes-256-cfb
+aes-192-cfb
+aes-128-cfb
+aes-256-ctr
+aes-192-ctr
+aes-128-ctr
+chacha20-ietf
+chacha20
+salsa20
+rc4-md5
+)
+r_ciphers=(
+none
+aes-256-cfb
+aes-192-cfb
+aes-128-cfb
+aes-256-cfb8
+aes-192-cfb8
+aes-128-cfb8
+aes-256-ctr
+aes-192-ctr
+aes-128-ctr
+chacha20-ietf
+chacha20
+salsa20
+xchacha20
+xsalsa20
+rc4-md5
+)
+# Reference URL:
+# https://github.com/shadowsocksr-rm/shadowsocks-rss/blob/master/ssr.md
+# https://github.com/shadowsocksrr/shadowsocksr/commit/a3cf0254508992b7126ab1151df0c2f10bf82680
+# Protocol
+protocols=(
+origin
+verify_deflate
+auth_sha1_v4
+auth_sha1_v4_compatible
+auth_aes128_md5
+auth_aes128_sha1
+auth_chain_a
+auth_chain_b
+auth_chain_c
+auth_chain_d
+auth_chain_e
+auth_chain_f
+)
+# obfs
+obfs=(
+plain
+http_simple
+http_simple_compatible
+http_post
+http_post_compatible
+tls1.2_ticket_auth
+tls1.2_ticket_auth_compatible
+tls1.2_ticket_fastauth
+tls1.2_ticket_fastauth_compatible
+)
+# libev obfuscating
+obfs_libev=(http tls)
+# initialization parameter
+libev_obfs=""
+
+disable_selinux(){
+    if [ -s /etc/selinux/config ] && grep 'SELINUX=enforcing' /etc/selinux/config; then
+        sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/config
+        setenforce 0
+    fi
+}
+
+check_sys(){
+    local checkType=$1
+    local value=$2
+
+    local release=''
+    local systemPackage=''
+
+    if [[ -f /etc/redhat-release ]]; then
+        release="centos"
+        systemPackage="yum"
+    elif grep -Eqi "debian|raspbian" /etc/issue; then
+        release="debian"
+        systemPackage="apt"
+    elif grep -Eqi "ubuntu" /etc/issue; then
+        release="ubuntu"
+        systemPackage="apt"
+    elif grep -Eqi "centos|red hat|redhat" /etc/issue; then
+        release="centos"
+        systemPackage="yum"
+    elif grep -Eqi "debian|raspbian" /proc/version; then
+        release="debian"
+        systemPackage="apt"
+    elif grep -Eqi "ubuntu" /proc/version; then
+        release="ubuntu"
+        systemPackage="apt"
+    elif grep -Eqi "centos|red hat|redhat" /proc/version; then
+        release="centos"
+        systemPackage="yum"
+    fi
+
+    if [[ "${checkType}" == "sysRelease" ]]; then
+        if [ "${value}" == "${release}" ]; then
+            return 0
+        else
+            return 1
+        fi
+    elif [[ "${checkType}" == "packageManager" ]]; then
+        if [ "${value}" == "${systemPackage}" ]; then
+            return 0
+        else
+            return 1
+        fi
+    fi
+}
+
+version_ge(){
+    test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)" == "$1"
+}
+
+version_gt(){
+    test "$(echo "$@" | tr " " "\n" | sort -V | head -n 1)" != "$1"
+}
+
+check_kernel_version(){
+    local kernel_version=$(uname -r | cut -d- -f1)
+    if version_gt ${kernel_version} 3.7.0; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+check_kernel_headers(){
+    if check_sys packageManager yum; then
+        if rpm -qa | grep -q headers-$(uname -r); then
+            return 0
+        else
+            return 1
+        fi
+    elif check_sys packageManager apt; then
+        if dpkg -s linux-headers-$(uname -r) > /dev/null 2>&1; then
+            return 0
+        else
+            return 1
+        fi
+    fi
+    return 1
+}
+
+getversion(){
+    if [[ -s /etc/redhat-release ]]; then
+        grep -oE  "[0-9.]+" /etc/redhat-release
+    else
+        grep -oE  "[0-9.]+" /etc/issue
+    fi
+}
+
+centosversion(){
+    if check_sys sysRelease centos; then
+        local code=$1
+        local version="$(getversion)"
+        local main_ver=${version%%.*}
+        if [ "$main_ver" == "$code" ]; then
+            return 0
+        else
+            return 1
+        fi
+    else
+        return 1
+    fi
+}
+
+autoconf_version(){
+    if [ ! "$(command -v autoconf)" ]; then
+        echo -e "[${green}Info${plain}] Starting install package autoconf"
+        if check_sys packageManager yum; then
+            yum install -y autoconf > /dev/null 2>&1 || echo -e "[${red}Error:${plain}] Failed to install autoconf"
+        elif check_sys packageManager apt; then
+            apt-get -y update > /dev/null 2>&1
+            apt-get -y install autoconf > /dev/null 2>&1 || echo -e "[${red}Error:${plain}] Failed to install autoconf"
+        fi
+    fi
+    local autoconf_ver=$(autoconf --version | grep autoconf | grep -oE "[0-9.]+")
+    if version_ge ${autoconf_ver} 2.67; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+get_ip(){
+    local IP=$( ip addr | egrep -o '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | egrep -v "^192\.168|^172\.1[6-9]\.|^172\.2[0-9]\.|^172\.3[0-2]\.|^10\.|^127\.|^255\.|^0\." | head -n 1 )
+    [ -z ${IP} ] && IP=$( wget -qO- -t1 -T2 ipv4.icanhazip.com )
+    [ -z ${IP} ] && IP=$( wget -qO- -t1 -T2 ipinfo.io/ip )
+    echo ${IP}
+}
+
+get_ipv6(){
+    local ipv6=$(wget -qO- -t1 -T2 ipv6.icanhazip.com)
+    [ -z ${ipv6} ] && return 1 || return 0
+}
+
+get_libev_ver(){
+    libev_ver=$(wget --no-check-certificate -qO- https://api.github.com/repos/shadowsocks/shadowsocks-libev/releases/latest | grep 'tag_name' | cut -d\" -f4)
+    [ -z ${libev_ver} ] && echo -e "[${red}Error${plain}] Get shadowsocks-libev latest version failed" && exit 1
+}
+
+get_opsy(){
+    [ -f /etc/redhat-release ] && awk '{print ($1,$3~/^[0-9]/?$3:$4)}' /etc/redhat-release && return
+    [ -f /etc/os-release ] && awk -F'[= "]' '/PRETTY_NAME/{print $3,$4,$5}' /etc/os-release && return
+    [ -f /etc/lsb-release ] && awk -F'[="]+' '/DESCRIPTION/{print $2}' /etc/lsb-release && return
+}
+
+is_64bit(){
+    if [ `getconf WORD_BIT` = '32' ] && [ `getconf LONG_BIT` = '64' ] ; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+debianversion(){
+    if check_sys sysRelease debian;then
+        local version=$( get_opsy )
+        local code=${1}
+        local main_ver=$( echo ${version} | sed 's/[^0-9]//g')
+        if [ "${main_ver}" == "${code}" ];then
+            return 0
+        else
+            return 1
+        fi
+    else
+        return 1
+    fi
+}
+
+download(){
+    local filename=$(basename $1)
+    if [ -f ${1} ]; then
+        echo "${filename} [found]"
+    else
+        echo "${filename} not found, download now..."
+        wget --no-check-certificate -c -t3 -T60 -O ${1} ${2}
+        if [ $? -ne 0 ]; then
+            echo -e "[${red}Error${plain}] Download ${filename} failed."
+            exit 1
+        fi
+    fi
+}
+
+download_files(){
+    cd ${cur_dir}
+
+    if   [ "${selected}" == "1" ]; then
+        download "${shadowsocks_python_file}.zip" "${shadowsocks_python_url}"
+        if check_sys packageManager yum; then
+            download "${shadowsocks_python_init}" "${shadowsocks_python_centos}"
+        elif check_sys packageManager apt; then
+            download "${shadowsocks_python_init}" "${shadowsocks_python_debian}"
+        fi
+    elif [ "${selected}" == "2" ]; then
+        download "${shadowsocks_r_file}.tar.gz" "${shadowsocks_r_url}"
+        if check_sys packageManager yum; then
+            download "${shadowsocks_r_init}" "${shadowsocks_r_centos}"
+        elif check_sys packageManager apt; then
+            download "${shadowsocks_r_init}" "${shadowsocks_r_debian}"
+        fi
+    elif [ "${selected}" == "3" ]; then
+        if is_64bit; then
+            download "${shadowsocks_go_file_64}.gz" "${shadowsocks_go_url_64}"
+        else
+            download "${shadowsocks_go_file_32}.gz" "${shadowsocks_go_url_32}"
+        fi
+        if check_sys packageManager yum; then
+            download "${shadowsocks_go_init}" "${shadowsocks_go_centos}"
+        elif check_sys packageManager apt; then
+            download "${shadowsocks_go_init}" "${shadowsocks_go_debian}"
+        fi
+    elif [ "${selected}" == "4" ]; then
+        get_libev_ver
+        shadowsocks_libev_file="shadowsocks-libev-$(echo ${libev_ver} | sed -e 's/^[a-zA-Z]//g')"
+        shadowsocks_libev_url="https://github.com/shadowsocks/shadowsocks-libev/releases/download/${libev_ver}/${shadowsocks_libev_file}.tar.gz"
+
+        download "${shadowsocks_libev_file}.tar.gz" "${shadowsocks_libev_url}"
+        if check_sys packageManager yum; then
+            download "${shadowsocks_libev_init}" "${shadowsocks_libev_centos}"
+        elif check_sys packageManager apt; then
+            download "${shadowsocks_libev_init}" "${shadowsocks_libev_debian}"
+        fi
+    fi
+
+}
+
+get_char(){
+    SAVEDSTTY=$(stty -g)
+    stty -echo
+    stty cbreak
+    dd if=/dev/tty bs=1 count=1 2> /dev/null
+    stty -raw
+    stty echo
+    stty $SAVEDSTTY
+}
+
+error_detect_depends(){
+    local command=$1
+    local depend=`echo "${command}" | awk '{print $4}'`
+    echo -e "[${green}Info${plain}] Starting to install package ${depend}"
+    ${command} > /dev/null 2>&1
+    if [ $? -ne 0 ]; then
+        echo -e "[${red}Error${plain}] Failed to install ${red}${depend}${plain}"
+        exit 1
+    fi
+}
+
+config_firewall(){
+    if centosversion 6; then
+        /etc/init.d/iptables status > /dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            iptables -L -n | grep -i ${shadowsocksport} > /dev/null 2>&1
+            if [ $? -ne 0 ]; then
+                iptables -I INPUT -m state --state NEW -m tcp -p tcp --dport ${shadowsocksport} -j ACCEPT
+                iptables -I INPUT -m state --state NEW -m udp -p udp --dport ${shadowsocksport} -j ACCEPT
+                /etc/init.d/iptables save
+                /etc/init.d/iptables restart
+            else
+                echo -e "[${green}Info${plain}] port ${green}${shadowsocksport}${plain} already be enabled."
+            fi
+        else
+            echo -e "[${yellow}Warning${plain}] iptables looks like not running or not installed, please enable port ${shadowsocksport} manually if necessary."
+        fi
+    elif centosversion 7; then
+        systemctl status firewalld > /dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            default_zone=$(firewall-cmd --get-default-zone)
+            firewall-cmd --permanent --zone=${default_zone} --add-port=${shadowsocksport}/tcp
+            firewall-cmd --permanent --zone=${default_zone} --add-port=${shadowsocksport}/udp
+            firewall-cmd --reload
+        else
+            echo -e "[${yellow}Warning${plain}] firewalld looks like not running or not installed, please enable port ${shadowsocksport} manually if necessary."
+        fi
+    fi
+}
+
+config_shadowsocks(){
+
+if check_kernel_version && check_kernel_headers; then
+    fast_open="true"
+else
+    fast_open="false"
+fi
+
+if   [ "${selected}" == "1" ]; then
+    if [ ! -d "$(dirname ${shadowsocks_python_config})" ]; then
+        mkdir -p $(dirname ${shadowsocks_python_config})
+    fi
+    cat > ${shadowsocks_python_config}<<-EOF
+{
+    "server":"0.0.0.0",
+    "server_port":${shadowsocksport},
+    "local_address":"127.0.0.1",
+    "local_port":1080,
+    "password":"${shadowsockspwd}",
+    "timeout":300,
+    "method":"${shadowsockscipher}",
+    "fast_open":${fast_open}
+}
+EOF
+elif [ "${selected}" == "2" ]; then
+    if [ ! -d "$(dirname ${shadowsocks_r_config})" ]; then
+        mkdir -p $(dirname ${shadowsocks_r_config})
+    fi
+    cat > ${shadowsocks_r_config}<<-EOF
+{
+    "server":"0.0.0.0",
+    "server_ipv6":"::",
+    "server_port":${shadowsocksport},
+    "local_address":"127.0.0.1",
+    "local_port":1080,
+    "password":"${shadowsockspwd}",
+    "timeout":120,
+    "method":"${shadowsockscipher}",
+    "protocol":"${shadowsockprotocol}",
+    "protocol_param":"",
+    "obfs":"${shadowsockobfs}",
+    "obfs_param":"",
+    "redirect":"",
+    "dns_ipv6":false,
+    "fast_open":${fast_open},
+    "workers":1
+}
+EOF
+elif [ "${selected}" == "3" ]; then
+    if [ ! -d "$(dirname ${shadowsocks_go_config})" ]; then
+        mkdir -p $(dirname ${shadowsocks_go_config})
+    fi
+    cat > ${shadowsocks_go_config}<<-EOF
+{
+    "server":"0.0.0.0",
+    "server_port":${shadowsocksport},
+    "local_port":1080,
+    "password":"${shadowsockspwd}",
+    "method":"${shadowsockscipher}",
+    "timeout":300
+}
+EOF
+elif [ "${selected}" == "4" ]; then
+    local server_value="\"0.0.0.0\""
+    if get_ipv6; then
+        server_value="[\"[::0]\",\"0.0.0.0\"]"
+    fi
+
+    if [ ! -d "$(dirname ${shadowsocks_libev_config})" ]; then
+        mkdir -p $(dirname ${shadowsocks_libev_config})
+    fi
+
+    if [ "${libev_obfs}" == "y" ] || [ "${libev_obfs}" == "Y" ]; then
+        cat > ${shadowsocks_libev_config}<<-EOF
+{
+    "server":${server_value},
+    "server_port":${shadowsocksport},
+    "password":"${shadowsockspwd}",
+    "timeout":300,
+    "user":"nobody",
+    "method":"${shadowsockscipher}",
+    "fast_open":${fast_open},
+    "nameserver":"8.8.8.8",
+    "mode":"tcp_and_udp",
+    "plugin":"obfs-server",
+    "plugin_opts":"obfs=${shadowsocklibev_obfs}"
+}
+EOF
+    else
+        cat > ${shadowsocks_libev_config}<<-EOF
+{
+    "server":${server_value},
+    "server_port":${shadowsocksport},
+    "password":"${shadowsockspwd}",
+    "timeout":300,
+    "user":"nobody",
+    "method":"${shadowsockscipher}",
+    "fast_open":${fast_open},
+    "nameserver":"8.8.8.8",
+    "mode":"tcp_and_udp"
+}
+EOF
+    fi
+
+fi
+}
+
+install_dependencies(){
+    if check_sys packageManager yum; then
+        echo -e "[${green}Info${plain}] Checking the EPEL repository..."
+        if [ ! -f /etc/yum.repos.d/epel.repo ]; then
+            yum install -y epel-release > /dev/null 2>&1
+        fi
+        [ ! -f /etc/yum.repos.d/epel.repo ] && echo -e "[${red}Error${plain}] Install EPEL repository failed, please check it." && exit 1
+        [ ! "$(command -v yum-config-manager)" ] && yum install -y yum-utils > /dev/null 2>&1
+        [ x"$(yum-config-manager epel | grep -w enabled | awk '{print $3}')" != x"True" ] && yum-config-manager --enable epel > /dev/null 2>&1
+        echo -e "[${green}Info${plain}] Checking the EPEL repository complete..."
+
+        yum_depends=(
+            unzip gzip openssl openssl-devel gcc python python-devel python-setuptools pcre pcre-devel libtool libevent
+            autoconf automake make curl curl-devel zlib-devel perl perl-devel cpio expat-devel gettext-devel
+            libev-devel c-ares-devel git qrencode
+        )
+        for depend in ${yum_depends[@]}; do
+            error_detect_depends "yum -y install ${depend}"
+        done
+    elif check_sys packageManager apt; then
+        apt_depends=(
+            gettext build-essential unzip gzip python python-dev python-setuptools curl openssl libssl-dev
+            autoconf automake libtool gcc make perl cpio libpcre3 libpcre3-dev zlib1g-dev libev-dev libc-ares-dev git qrencode
+        )
+
+        apt-get -y update
+        for depend in ${apt_depends[@]}; do
+            error_detect_depends "apt-get -y install ${depend}"
+        done
+    fi
+}
+
+install_check(){
+    if check_sys packageManager yum || check_sys packageManager apt; then
+        if centosversion 5; then
+            return 1
+        fi
+        return 0
+    else
+        return 1
+    fi
+}
+
+install_select(){
+    if ! install_check; then
+        echo -e "[${red}Error${plain}] Your OS is not supported to run it!"
+        echo "Please change to CentOS 6+/Debian 7+/Ubuntu 12+ and try again."
+        exit 1
+    fi
+
+    clear
+    while true
+    do
+    echo  "Which Shadowsocks server you'd select:"
+    for ((i=1;i<=${#software[@]};i++ )); do
+        hint="${software[$i-1]}"
+        echo -e "${green}${i}${plain}) ${hint}"
+    done
+    read -p "Please enter a number (Default ${software[0]}):" selected
+    [ -z "${selected}" ] && selected="1"
+    case "${selected}" in
+        1|2|3|4)
+        echo
+        echo "You choose = ${software[${selected}-1]}"
+        echo
+        break
+        ;;
+        *)
+        echo -e "[${red}Error${plain}] Please only enter a number [1-4]"
+        ;;
+    esac
+    done
+}
+
+install_prepare_password(){
+    echo "Please enter password for ${software[${selected}-1]}"
+    read -p "(Default password: teddysun.com):" shadowsockspwd
+    [ -z "${shadowsockspwd}" ] && shadowsockspwd="teddysun.com"
+    echo
+    echo "password = ${shadowsockspwd}"
+    echo
+}
+
+install_prepare_port() {
+    while true
+    do
+    dport=$(shuf -i 9000-19999 -n 1)
+    echo -e "Please enter a port for ${software[${selected}-1]} [1-65535]"
+    read -p "(Default port: ${dport}):" shadowsocksport
+    [ -z "${shadowsocksport}" ] && shadowsocksport=${dport}
+    expr ${shadowsocksport} + 1 &>/dev/null
+    if [ $? -eq 0 ]; then
+        if [ ${shadowsocksport} -ge 1 ] && [ ${shadowsocksport} -le 65535 ] && [ ${shadowsocksport:0:1} != 0 ]; then
+            echo
+            echo "port = ${shadowsocksport}"
+            echo
+            break
+        fi
+    fi
+    echo -e "[${red}Error${plain}] Please enter a correct number [1-65535]"
+    done
+}
+
+install_prepare_cipher(){
+    while true
+    do
+    echo -e "Please select stream cipher for ${software[${selected}-1]}:"
+
+    if   [[ "${selected}" == "1" || "${selected}" == "4" ]]; then
+        for ((i=1;i<=${#common_ciphers[@]};i++ )); do
+            hint="${common_ciphers[$i-1]}"
+            echo -e "${green}${i}${plain}) ${hint}"
+        done
+        read -p "Which cipher you'd select(Default: ${common_ciphers[0]}):" pick
+        [ -z "$pick" ] && pick=1
+        expr ${pick} + 1 &>/dev/null
+        if [ $? -ne 0 ]; then
+            echo -e "[${red}Error${plain}] Please enter a number"
+            continue
+        fi
+        if [[ "$pick" -lt 1 || "$pick" -gt ${#common_ciphers[@]} ]]; then
+            echo -e "[${red}Error${plain}] Please enter a number between 1 and ${#common_ciphers[@]}"
+            continue
+        fi
+        shadowsockscipher=${common_ciphers[$pick-1]}
+    elif [ "${selected}" == "2" ]; then
+        for ((i=1;i<=${#r_ciphers[@]};i++ )); do
+            hint="${r_ciphers[$i-1]}"
+            echo -e "${green}${i}${plain}) ${hint}"
+        done
+        read -p "Which cipher you'd select(Default: ${r_ciphers[1]}):" pick
+        [ -z "$pick" ] && pick=2
+        expr ${pick} + 1 &>/dev/null
+        if [ $? -ne 0 ]; then
+            echo -e "[${red}Error${plain}] Please enter a number"
+            continue
+        fi
+        if [[ "$pick" -lt 1 || "$pick" -gt ${#r_ciphers[@]} ]]; then
+            echo -e "[${red}Error${plain}] Please enter a number between 1 and ${#r_ciphers[@]}"
+            continue
+        fi
+        shadowsockscipher=${r_ciphers[$pick-1]}
+    elif [ "${selected}" == "3" ]; then
+        for ((i=1;i<=${#go_ciphers[@]};i++ )); do
+            hint="${go_ciphers[$i-1]}"
+            echo -e "${green}${i}${plain}) ${hint}"
+        done
+        read -p "Which cipher you'd select(Default: ${go_ciphers[0]}):" pick
+        [ -z "$pick" ] && pick=1
+        expr ${pick} + 1 &>/dev/null
+        if [ $? -ne 0 ]; then
+            echo -e "[${red}Error${plain}] Please enter a number"
+            continue
+        fi
+        if [[ "$pick" -lt 1 || "$pick" -gt ${#go_ciphers[@]} ]]; then
+            echo -e "[${red}Error${plain}] Please enter a number between 1 and ${#go_ciphers[@]}"
+            continue
+        fi
+        shadowsockscipher=${go_ciphers[$pick-1]}
+    fi
+
+    echo
+    echo "cipher = ${shadowsockscipher}"
+    echo
+    break
+    done
+}
+
+install_prepare_protocol(){
+    while true
+    do
+    echo -e "Please select protocol for ${software[${selected}-1]}:"
+    for ((i=1;i<=${#protocols[@]};i++ )); do
+        hint="${protocols[$i-1]}"
+        echo -e "${green}${i}${plain}) ${hint}"
+    done
+    read -p "Which protocol you'd select(Default: ${protocols[0]}):" protocol
+    [ -z "$protocol" ] && protocol=1
+    expr ${protocol} + 1 &>/dev/null
+    if [ $? -ne 0 ]; then
+        echo -e "[${red}Error${plain}] Please enter a number"
+        continue
+    fi
+    if [[ "$protocol" -lt 1 || "$protocol" -gt ${#protocols[@]} ]]; then
+        echo -e "[${red}Error${plain}] Please enter a number between 1 and ${#protocols[@]}"
+        continue
+    fi
+    shadowsockprotocol=${protocols[$protocol-1]}
+    echo
+    echo "protocol = ${shadowsockprotocol}"
+    echo
+    break
+    done
+}
+
+install_prepare_obfs(){
+    while true
+    do
+    echo -e "Please select obfs for ${software[${selected}-1]}:"
+    for ((i=1;i<=${#obfs[@]};i++ )); do
+        hint="${obfs[$i-1]}"
+        echo -e "${green}${i}${plain}) ${hint}"
+    done
+    read -p "Which obfs you'd select(Default: ${obfs[0]}):" r_obfs
+    [ -z "$r_obfs" ] && r_obfs=1
+    expr ${r_obfs} + 1 &>/dev/null
+    if [ $? -ne 0 ]; then
+        echo -e "[${red}Error${plain}] Please enter a number"
+        continue
+    fi
+    if [[ "$r_obfs" -lt 1 || "$r_obfs" -gt ${#obfs[@]} ]]; then
+        echo -e "[${red}Error${plain}] Please enter a number between 1 and ${#obfs[@]}"
+        continue
+    fi
+    shadowsockobfs=${obfs[$r_obfs-1]}
+    echo
+    echo "obfs = ${shadowsockobfs}"
+    echo
+    break
+    done
+}
+
+install_prepare_libev_obfs(){
+    if autoconf_version || centosversion 6; then
+        while true
+        do
+        echo -e "Do you want install simple-obfs for ${software[${selected}-1]}? [y/n]"
+        read -p "(default: n):" libev_obfs
+        [ -z "$libev_obfs" ] && libev_obfs=n
+        case "${libev_obfs}" in
+            y|Y|n|N)
+            echo
+            echo "You choose = ${libev_obfs}"
+            echo
+            break
+            ;;
+            *)
+            echo -e "[${red}Error${plain}] Please only enter [y/n]"
+            ;;
+        esac
+        done
+
+        if [ "${libev_obfs}" == "y" ] || [ "${libev_obfs}" == "Y" ]; then
+            while true
+            do
+            echo -e "Please select obfs for simple-obfs:"
+            for ((i=1;i<=${#obfs_libev[@]};i++ )); do
+                hint="${obfs_libev[$i-1]}"
+                echo -e "${green}${i}${plain}) ${hint}"
+            done
+            read -p "Which obfs you'd select(Default: ${obfs_libev[0]}):" r_libev_obfs
+            [ -z "$r_libev_obfs" ] && r_libev_obfs=1
+            expr ${r_libev_obfs} + 1 &>/dev/null
+            if [ $? -ne 0 ]; then
+                echo -e "[${red}Error${plain}] Please enter a number"
+                continue
+            fi
+            if [[ "$r_libev_obfs" -lt 1 || "$r_libev_obfs" -gt ${#obfs_libev[@]} ]]; then
+                echo -e "[${red}Error${plain}] Please enter a number between 1 and ${#obfs_libev[@]}"
+                continue
+            fi
+            shadowsocklibev_obfs=${obfs_libev[$r_libev_obfs-1]}
+            echo
+            echo "obfs = ${shadowsocklibev_obfs}"
+            echo
+            break
+            done
+        fi
+    else
+        echo -e "[${green}Info${plain}] autoconf version is less than 2.67, simple-obfs for ${software[${selected}-1]} installation has been skipped"
+    fi
+}
+
+install_prepare(){
+
+    if  [[ "${selected}" == "1" || "${selected}" == "3" || "${selected}" == "4" ]]; then
+        install_prepare_password
+        install_prepare_port
+        install_prepare_cipher
+        if [ "${selected}" == "4" ]; then
+            install_prepare_libev_obfs
+        fi
+    elif [ "${selected}" == "2" ]; then
+        install_prepare_password
+        install_prepare_port
+        install_prepare_cipher
+        install_prepare_protocol
+        install_prepare_obfs
+    fi
+
+    echo
+    echo "Press any key to start...or Press Ctrl+C to cancel"
+    char=`get_char`
+
+}
+
+install_libsodium(){
+    if [ ! -f /usr/lib/libsodium.a ]; then
+        cd ${cur_dir}
+        download "${libsodium_file}.tar.gz" "${libsodium_url}"
+        tar zxf ${libsodium_file}.tar.gz
+        cd ${libsodium_file}
+        ./configure --prefix=/usr && make && make install
+        if [ $? -ne 0 ]; then
+            echo -e "[${red}Error${plain}] ${libsodium_file} install failed."
+            install_cleanup
+            exit 1
+        fi
+    else
+        echo -e "[${green}Info${plain}] ${libsodium_file} already installed."
+    fi
+}
+
+install_mbedtls(){
+    if [ ! -f /usr/lib/libmbedtls.a ]; then
+        cd ${cur_dir}
+        download "${mbedtls_file}-gpl.tgz" "${mbedtls_url}"
+        tar xf ${mbedtls_file}-gpl.tgz
+        cd ${mbedtls_file}
+        make SHARED=1 CFLAGS=-fPIC
+        make DESTDIR=/usr install
+        if [ $? -ne 0 ]; then
+            echo -e "[${red}Error${plain}] ${mbedtls_file} install failed."
+            install_cleanup
+            exit 1
+        fi
+    else
+        echo -e "[${green}Info${plain}] ${mbedtls_file} already installed."
+    fi
+}
+
+install_shadowsocks_python(){
+    cd ${cur_dir}
+    unzip -q ${shadowsocks_python_file}.zip
+    if [ $? -ne 0 ];then
+        echo -e "[${red}Error${plain}] unzip ${shadowsocks_python_file}.zip failed, please check unzip command."
+        install_cleanup
+        exit 1
+    fi
+
+    cd ${shadowsocks_python_file}
+    python setup.py install --record /usr/local/shadowsocks_python.log
+
+    if [ -f /usr/bin/ssserver ] || [ -f /usr/local/bin/ssserver ]; then
+        chmod +x ${shadowsocks_python_init}
+        local service_name=$(basename ${shadowsocks_python_init})
+        if check_sys packageManager yum; then
+            chkconfig --add ${service_name}
+            chkconfig ${service_name} on
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} defaults
+        fi
+    else
+        echo
+        echo -e "[${red}Error${plain}] ${software[0]} install failed."
+        install_cleanup
+        exit 1
+    fi
+}
+
+install_shadowsocks_r(){
+    cd ${cur_dir}
+    tar zxf ${shadowsocks_r_file}.tar.gz
+    mv ${shadowsocks_r_file}/shadowsocks /usr/local/
+    if [ -f /usr/local/shadowsocks/server.py ]; then
+        chmod +x ${shadowsocks_r_init}
+        local service_name=$(basename ${shadowsocks_r_init})
+        if check_sys packageManager yum; then
+            chkconfig --add ${service_name}
+            chkconfig ${service_name} on
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} defaults
+        fi
+    else
+        echo
+        echo -e "[${red}Error${plain}] ${software[1]} install failed."
+        install_cleanup
+        exit 1
+    fi
+}
+
+install_shadowsocks_go(){
+    cd ${cur_dir}
+    if is_64bit; then
+        gzip -d ${shadowsocks_go_file_64}.gz
+        if [ $? -ne 0 ];then
+            echo -e "[${red}Error${plain}] Decompress ${shadowsocks_go_file_64}.gz failed."
+            install_cleanup
+            exit 1
+        fi
+        mv -f ${shadowsocks_go_file_64} /usr/bin/shadowsocks-server
+    else
+        gzip -d ${shadowsocks_go_file_32}.gz
+        if [ $? -ne 0 ];then
+            echo -e "[${red}Error${plain}] Decompress ${shadowsocks_go_file_32}.gz failed."
+            install_cleanup
+            exit 1
+        fi
+        mv -f ${shadowsocks_go_file_32} /usr/bin/shadowsocks-server
+    fi
+
+    if [ -f /usr/bin/shadowsocks-server ]; then
+        chmod +x /usr/bin/shadowsocks-server
+        chmod +x ${shadowsocks_go_init}
+
+        local service_name=$(basename ${shadowsocks_go_init})
+        if check_sys packageManager yum; then
+            chkconfig --add ${service_name}
+            chkconfig ${service_name} on
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} defaults
+        fi
+    else
+        echo
+        echo -e "[${red}Error${plain}] ${software[2]} install failed."
+        install_cleanup
+        exit 1
+    fi
+}
+
+install_shadowsocks_libev(){
+    cd ${cur_dir}
+    tar zxf ${shadowsocks_libev_file}.tar.gz
+    cd ${shadowsocks_libev_file}
+    ./configure --disable-documentation && make && make install
+    if [ $? -eq 0 ]; then
+        chmod +x ${shadowsocks_libev_init}
+        local service_name=$(basename ${shadowsocks_libev_init})
+        if check_sys packageManager yum; then
+            chkconfig --add ${service_name}
+            chkconfig ${service_name} on
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} defaults
+        fi
+    else
+        echo
+        echo -e "[${red}Error${plain}] ${software[3]} install failed."
+        install_cleanup
+        exit 1
+    fi
+}
+
+install_shadowsocks_libev_obfs(){
+    if [ "${libev_obfs}" == "y" ] || [ "${libev_obfs}" == "Y" ]; then
+        cd ${cur_dir}
+        git clone https://github.com/shadowsocks/simple-obfs.git
+        [ -d simple-obfs ] && cd simple-obfs || echo -e "[${red}Error:${plain}] Failed to git clone simple-obfs."
+        git submodule update --init --recursive
+        if centosversion 6; then
+            if [ ! "$(command -v autoconf268)" ]; then
+                echo -e "[${green}Info${plain}] Starting install autoconf268..."
+                yum install -y autoconf268 > /dev/null 2>&1 || echo -e "[${red}Error:${plain}] Failed to install autoconf268."
+            fi
+            # replace command autoreconf to autoreconf268
+            sed -i 's/autoreconf/autoreconf268/' autogen.sh
+            # replace #include <ev.h> to #include <libev/ev.h>
+            sed -i 's@^#include <ev.h>@#include <libev/ev.h>@' src/local.h
+            sed -i 's@^#include <ev.h>@#include <libev/ev.h>@' src/server.h
+        fi
+        ./autogen.sh
+        ./configure --disable-documentation
+        make
+        make install
+        if [ ! "$(command -v obfs-server)" ]; then
+            echo -e "[${red}Error${plain}] simple-obfs for ${software[${selected}-1]} install failed."
+            install_cleanup
+            exit 1
+        fi
+        [ -f /usr/local/bin/obfs-server ] && ln -s /usr/local/bin/obfs-server /usr/bin
+    fi
+}
+
+install_completed_python(){
+    clear
+    ${shadowsocks_python_init} start
+    echo
+    echo -e "Congratulations, ${green}${software[0]}${plain} server install completed!"
+    echo -e "Your Server IP        : ${red} $(get_ip) ${plain}"
+    echo -e "Your Server Port      : ${red} ${shadowsocksport} ${plain}"
+    echo -e "Your Password         : ${red} ${shadowsockspwd} ${plain}"
+    echo -e "Your Encryption Method: ${red} ${shadowsockscipher} ${plain}"
+}
+
+install_completed_r(){
+    clear
+    ${shadowsocks_r_init} start
+    echo
+    echo -e "Congratulations, ${green}${software[1]}${plain} server install completed!"
+    echo -e "Your Server IP        : ${red} $(get_ip) ${plain}"
+    echo -e "Your Server Port      : ${red} ${shadowsocksport} ${plain}"
+    echo -e "Your Password         : ${red} ${shadowsockspwd} ${plain}"
+    echo -e "Your Protocol         : ${red} ${shadowsockprotocol} ${plain}"
+    echo -e "Your obfs             : ${red} ${shadowsockobfs} ${plain}"
+    echo -e "Your Encryption Method: ${red} ${shadowsockscipher} ${plain}"
+}
+
+install_completed_go(){
+    clear
+    ${shadowsocks_go_init} start
+    echo
+    echo -e "Congratulations, ${green}${software[2]}${plain} server install completed!"
+    echo -e "Your Server IP        : ${red} $(get_ip) ${plain}"
+    echo -e "Your Server Port      : ${red} ${shadowsocksport} ${plain}"
+    echo -e "Your Password         : ${red} ${shadowsockspwd} ${plain}"
+    echo -e "Your Encryption Method: ${red} ${shadowsockscipher} ${plain}"
+}
+
+install_completed_libev(){
+    clear
+    ldconfig
+    ${shadowsocks_libev_init} start
+    echo
+    echo -e "Congratulations, ${green}${software[3]}${plain} server install completed!"
+    echo -e "Your Server IP        : ${red} $(get_ip) ${plain}"
+    echo -e "Your Server Port      : ${red} ${shadowsocksport} ${plain}"
+    echo -e "Your Password         : ${red} ${shadowsockspwd} ${plain}"
+    if [ "$(command -v obfs-server)" ]; then
+    echo -e "Your obfs             : ${red} ${shadowsocklibev_obfs} ${plain}"
+    fi
+    echo -e "Your Encryption Method: ${red} ${shadowsockscipher} ${plain}"
+}
+
+qr_generate_python(){
+    if [ "$(command -v qrencode)" ]; then
+        local tmp=$(echo -n "${shadowsockscipher}:${shadowsockspwd}@$(get_ip):${shadowsocksport}" | base64 -w0)
+        local qr_code="ss://${tmp}"
+        echo
+        echo "Your QR Code: (For Shadowsocks Windows, OSX, Android and iOS clients)"
+        echo -e "${green} ${qr_code} ${plain}"
+        echo -n "${qr_code}" | qrencode -s8 -o ${cur_dir}/shadowsocks_python_qr.png
+        echo "Your QR Code has been saved as a PNG file path:"
+        echo -e "${green} ${cur_dir}/shadowsocks_python_qr.png ${plain}"
+    fi
+}
+
+qr_generate_r(){
+    if [ "$(command -v qrencode)" ]; then
+        local tmp1=$(echo -n "${shadowsockspwd}" | base64 -w0 | sed 's/=//g;s/\//_/g;s/+/-/g')
+        local tmp2=$(echo -n "$(get_ip):${shadowsocksport}:${shadowsockprotocol}:${shadowsockscipher}:${shadowsockobfs}:${tmp1}/?obfsparam=" | base64 -w0)
+        local qr_code="ssr://${tmp2}"
+        echo
+        echo "Your QR Code: (For ShadowsocksR Windows, Android clients only)"
+        echo -e "${green} ${qr_code} ${plain}"
+        echo -n "${qr_code}" | qrencode -s8 -o ${cur_dir}/shadowsocks_r_qr.png
+        echo "Your QR Code has been saved as a PNG file path:"
+        echo -e "${green} ${cur_dir}/shadowsocks_r_qr.png ${plain}"
+    fi
+}
+
+qr_generate_go(){
+    if [ "$(command -v qrencode)" ]; then
+        local tmp=$(echo -n "${shadowsockscipher}:${shadowsockspwd}@$(get_ip):${shadowsocksport}" | base64 -w0)
+        local qr_code="ss://${tmp}"
+        echo
+        echo "Your QR Code: (For Shadowsocks Windows, OSX, Android and iOS clients)"
+        echo -e "${green} ${qr_code} ${plain}"
+        echo -n "${qr_code}" | qrencode -s8 -o ${cur_dir}/shadowsocks_go_qr.png
+        echo "Your QR Code has been saved as a PNG file path:"
+        echo -e "${green} ${cur_dir}/shadowsocks_go_qr.png ${plain}"
+    fi
+}
+
+qr_generate_libev(){
+    if [ "$(command -v qrencode)" ]; then
+        local tmp=$(echo -n "${shadowsockscipher}:${shadowsockspwd}@$(get_ip):${shadowsocksport}" | base64 -w0)
+        local qr_code="ss://${tmp}"
+        echo
+        echo "Your QR Code: (For Shadowsocks Windows, OSX, Android and iOS clients)"
+        echo -e "${green} ${qr_code} ${plain}"
+        echo -n "${qr_code}" | qrencode -s8 -o ${cur_dir}/shadowsocks_libev_qr.png
+        echo "Your QR Code has been saved as a PNG file path:"
+        echo -e "${green} ${cur_dir}/shadowsocks_libev_qr.png ${plain}"
+    fi
+}
+
+install_main(){
+    install_libsodium
+    if ! ldconfig -p | grep -wq "/usr/lib"; then
+        echo "/usr/lib" > /etc/ld.so.conf.d/lib.conf
+    fi
+    ldconfig
+
+    if   [ "${selected}" == "1" ]; then
+        install_shadowsocks_python
+        install_completed_python
+        qr_generate_python
+    elif [ "${selected}" == "2" ]; then
+        install_shadowsocks_r
+        install_completed_r
+        qr_generate_r
+    elif [ "${selected}" == "3" ]; then
+        install_shadowsocks_go
+        install_completed_go
+        qr_generate_go
+    elif [ "${selected}" == "4" ]; then
+        install_mbedtls
+        install_shadowsocks_libev
+        install_shadowsocks_libev_obfs
+        install_completed_libev
+        qr_generate_libev
+    fi
+
+    echo
+    echo "Enjoy it!"
+    echo
+}
+
+install_cleanup(){
+    cd ${cur_dir}
+    rm -rf simple-obfs
+    rm -rf ${libsodium_file} ${libsodium_file}.tar.gz
+    rm -rf ${mbedtls_file} ${mbedtls_file}-gpl.tgz
+    rm -rf ${shadowsocks_python_file} ${shadowsocks_python_file}.zip
+    rm -rf ${shadowsocks_r_file} ${shadowsocks_r_file}.tar.gz
+    rm -rf ${shadowsocks_go_file_64}.gz ${shadowsocks_go_file_32}.gz
+    rm -rf ${shadowsocks_libev_file} ${shadowsocks_libev_file}.tar.gz
+}
+
+install_shadowsocks(){
+    disable_selinux
+    install_select
+    install_prepare
+    install_dependencies
+    download_files
+    config_shadowsocks
+    if check_sys packageManager yum; then
+        config_firewall
+    fi
+    install_main
+    install_cleanup
+}
+
+uninstall_shadowsocks_python(){
+    printf "Are you sure uninstall ${red}${software[0]}${plain}? [y/n]\n"
+    read -p "(default: n):" answer
+    [ -z ${answer} ] && answer="n"
+    if [ "${answer}" == "y" ] || [ "${answer}" == "Y" ]; then
+        ${shadowsocks_python_init} status > /dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            ${shadowsocks_python_init} stop
+        fi
+        local service_name=$(basename ${shadowsocks_python_init})
+        if check_sys packageManager yum; then
+            chkconfig --del ${service_name}
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} remove
+        fi
+
+        rm -fr $(dirname ${shadowsocks_python_config})
+        rm -f ${shadowsocks_python_init}
+        rm -f /var/log/shadowsocks.log
+        if [ -f /usr/local/shadowsocks_python.log ]; then
+            cat /usr/local/shadowsocks_python.log | xargs rm -rf
+            rm -f /usr/local/shadowsocks_python.log
+        fi
+        echo -e "[${green}Info${plain}] ${software[0]} uninstall success"
+    else
+        echo
+        echo -e "[${green}Info${plain}] ${software[0]} uninstall cancelled, nothing to do..."
+        echo
+    fi
+}
+
+uninstall_shadowsocks_r(){
+    printf "Are you sure uninstall ${red}${software[1]}${plain}? [y/n]\n"
+    read -p "(default: n):" answer
+    [ -z ${answer} ] && answer="n"
+    if [ "${answer}" == "y" ] || [ "${answer}" == "Y" ]; then
+        ${shadowsocks_r_init} status > /dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            ${shadowsocks_r_init} stop
+        fi
+        local service_name=$(basename ${shadowsocks_r_init})
+        if check_sys packageManager yum; then
+            chkconfig --del ${service_name}
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} remove
+        fi
+        rm -fr $(dirname ${shadowsocks_r_config})
+        rm -f ${shadowsocks_r_init}
+        rm -f /var/log/shadowsocks.log
+        rm -fr /usr/local/shadowsocks
+        echo -e "[${green}Info${plain}] ${software[1]} uninstall success"
+    else
+        echo
+        echo -e "[${green}Info${plain}] ${software[1]} uninstall cancelled, nothing to do..."
+        echo
+    fi
+}
+
+uninstall_shadowsocks_go(){
+    printf "Are you sure uninstall ${red}${software[2]}${plain}? [y/n]\n"
+    read -p "(default: n):" answer
+    [ -z ${answer} ] && answer="n"
+    if [ "${answer}" == "y" ] || [ "${answer}" == "Y" ]; then
+        ${shadowsocks_go_init} status > /dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            ${shadowsocks_go_init} stop
+        fi
+        local service_name=$(basename ${shadowsocks_go_init})
+        if check_sys packageManager yum; then
+            chkconfig --del ${service_name}
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} remove
+        fi
+        rm -fr $(dirname ${shadowsocks_go_config})
+        rm -f ${shadowsocks_go_init}
+        rm -f /usr/bin/shadowsocks-server
+        echo -e "[${green}Info${plain}] ${software[2]} uninstall success"
+    else
+        echo
+        echo -e "[${green}Info${plain}] ${software[2]} uninstall cancelled, nothing to do..."
+        echo
+    fi
+}
+
+uninstall_shadowsocks_libev(){
+    printf "Are you sure uninstall ${red}${software[3]}${plain}? [y/n]\n"
+    read -p "(default: n):" answer
+    [ -z ${answer} ] && answer="n"
+    if [ "${answer}" == "y" ] || [ "${answer}" == "Y" ]; then
+        ${shadowsocks_libev_init} status > /dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            ${shadowsocks_libev_init} stop
+        fi
+        local service_name=$(basename ${shadowsocks_libev_init})
+        if check_sys packageManager yum; then
+            chkconfig --del ${service_name}
+        elif check_sys packageManager apt; then
+            update-rc.d -f ${service_name} remove
+        fi
+        rm -fr $(dirname ${shadowsocks_libev_config})
+        rm -f /usr/local/bin/ss-local
+        rm -f /usr/local/bin/ss-tunnel
+        rm -f /usr/local/bin/ss-server
+        rm -f /usr/local/bin/ss-manager
+        rm -f /usr/local/bin/ss-redir
+        rm -f /usr/local/bin/ss-nat
+        rm -f /usr/local/bin/obfs-local
+        rm -f /usr/local/bin/obfs-server
+        rm -f /usr/local/lib/libshadowsocks-libev.a
+        rm -f /usr/local/lib/libshadowsocks-libev.la
+        rm -f /usr/local/include/shadowsocks.h
+        rm -f /usr/local/lib/pkgconfig/shadowsocks-libev.pc
+        rm -f /usr/local/share/man/man1/ss-local.1
+        rm -f /usr/local/share/man/man1/ss-tunnel.1
+        rm -f /usr/local/share/man/man1/ss-server.1
+        rm -f /usr/local/share/man/man1/ss-manager.1
+        rm -f /usr/local/share/man/man1/ss-redir.1
+        rm -f /usr/local/share/man/man1/ss-nat.1
+        rm -f /usr/local/share/man/man8/shadowsocks-libev.8
+        rm -fr /usr/local/share/doc/shadowsocks-libev
+        rm -f ${shadowsocks_libev_init}
+        echo -e "[${green}Info${plain}] ${software[3]} uninstall success"
+    else
+        echo
+        echo -e "[${green}Info${plain}] ${software[3]} uninstall cancelled, nothing to do..."
+        echo
+    fi
+}
+
+uninstall_shadowsocks(){
+    while true
+    do
+    echo  "Which Shadowsocks server you want to uninstall?"
+    for ((i=1;i<=${#software[@]};i++ )); do
+        hint="${software[$i-1]}"
+        echo -e "${green}${i}${plain}) ${hint}"
+    done
+    read -p "Please enter a number [1-4]:" un_select
+    case "${un_select}" in
+        1|2|3|4)
+        echo
+        echo "You choose = ${software[${un_select}-1]}"
+        echo
+        break
+        ;;
+        *)
+        echo -e "[${red}Error${plain}] Please only enter a number [1-4]"
+        ;;
+    esac
+    done
+
+    if   [ "${un_select}" == "1" ]; then
+        if [ -f ${shadowsocks_python_init} ]; then
+            uninstall_shadowsocks_python
+        else
+            echo -e "[${red}Error${plain}] ${software[${un_select}-1]} not installed, please check it and try again."
+            echo
+            exit 1
+        fi
+    elif [ "${un_select}" == "2" ]; then
+        if [ -f ${shadowsocks_r_init} ]; then
+            uninstall_shadowsocks_r
+        else
+            echo -e "[${red}Error${plain}] ${software[${un_select}-1]} not installed, please check it and try again."
+            echo
+            exit 1
+        fi
+    elif [ "${un_select}" == "3" ]; then
+        if [ -f ${shadowsocks_go_init} ]; then
+            uninstall_shadowsocks_go
+        else
+            echo -e "[${red}Error${plain}] ${software[${un_select}-1]} not installed, please check it and try again."
+            echo
+            exit 1
+        fi
+    elif [ "${un_select}" == "4" ]; then
+        if [ -f ${shadowsocks_libev_init} ]; then
+            uninstall_shadowsocks_libev
+        else
+            echo -e "[${red}Error${plain}] ${software[${un_select}-1]} not installed, please check it and try again."
+            echo
+            exit 1
+        fi
+    fi
+}
+
+# Initialization step
+action=$1
+[ -z $1 ] && action=install
+case "${action}" in
+    install|uninstall)
+        ${action}_shadowsocks
+        ;;
+    *)
+        echo "Arguments error! [${action}]"
+        echo "Usage: $(basename $0) [install|uninstall]"
+        ;;
+esac