780 lines
27 KiB
Bash
780 lines
27 KiB
Bash
#!/bin/bash
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PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
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export PATH
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# ====================================================
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# 系统要求: CentOS 6+、Debian 7+、Ubuntu 14+
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# 描述: Socat 一键安装管理脚本
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# 版本: 3.3
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# ====================================================
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Green="\033[32m"
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Font="\033[0m"
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Blue="\033[34m"
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Red="\033[31m"
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Yellow="\033[33m"
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# 配置文件路径
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CONFIG_FILE="./socat_forwards.conf"
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# 清屏函数
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clear_screen() {
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clear
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}
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# 按键继续函数
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press_any_key() {
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echo
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read -n 1 -s -r -p "按任意键继续..."
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clear_screen
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}
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# 检查是否为root用户
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check_root(){
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if [[ $EUID -ne 0 ]]; then
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echo "错误：此脚本必须以root身份运行！" 1>&2
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exit 1
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fi
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}
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# 检查系统类型
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check_sys(){
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if [[ -f /etc/redhat-release ]]; then
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OS="CentOS"
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elif cat /etc/issue | grep -q -E -i "debian"; then
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OS="Debian"
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elif cat /etc/issue | grep -q -E -i "ubuntu"; then
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OS="Ubuntu"
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elif cat /etc/issue | grep -q -E -i "centos|red hat|redhat"; then
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OS="CentOS"
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else
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echo "不支持的操作系统！"
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exit 1
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fi
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}
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# 获取本机IP（优化版本）
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get_ip(){
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local ip=$(ip -4 addr show | grep -oP '(?<=inet\s)\d+(\.\d+){3}' | grep -v 127.0.0.1 | head -n1)
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echo ${ip:-"未知IPv4"}
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}
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# 获取IPv6地址
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get_ipv6(){
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local ipv6=$(ip -6 addr show | grep -oP '(?<=inet6\s)[\da-f:]+' | grep -v '^::1' | grep -v '^fe80' | head -n1)
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echo ${ipv6:-"未知IPv6"}
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}
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# 安装Socat（只在需要时执行）
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install_socat(){
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if [ ! -s /usr/bin/socat ]; then
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echo -e "${Green}正在安装 Socat...${Font}"
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if [ "${OS}" == "CentOS" ]; then
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yum install -y socat
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else
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apt-get -y update
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apt-get install -y socat
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fi
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if [ -s /usr/bin/socat ]; then
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echo -e "${Green}Socat 安装完成！${Font}"
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else
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echo -e "${Red}Socat 安装失败，请检查网络连接和系统设置。${Font}"
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exit 1
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fi
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fi
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}
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# 初始化配置文件
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init_config() {
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if [ ! -f "$CONFIG_FILE" ]; then
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touch "$CONFIG_FILE"
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echo "Debug: Created new config file: $CONFIG_FILE"
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else
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echo "Debug: Config file already exists: $CONFIG_FILE"
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fi
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}
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# 添加到配置文件
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add_to_config() {
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if [ "$ip_version" == "1" ]; then
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echo "ipv4 $port1 $socatip $port2" >> "$CONFIG_FILE"
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else
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echo "ipv6 $port1 $socatip $port2" >> "$CONFIG_FILE"
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fi
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}
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# 从配置文件中移除转发
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remove_from_config() {
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local listen_port=$1
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sed -i "/ $listen_port /d" "$CONFIG_FILE"
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}
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# 检测端口是否占用
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check_port() {
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if netstat -tuln | grep -q ":$1 "; then
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echo -e "${Red}错误: 端口 $1 已被占用${Font}"
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return 1
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fi
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return 0
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}
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# 规范化 IPv6 地址
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normalize_ipv6() {
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local ip=$1
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# 转换为小写
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ip=$(echo $ip | tr '[:upper:]' '[:lower:]')
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# 移除每组中的前导零
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ip=$(echo $ip | sed 's/\b0*\([0-9a-f]\)/\1/g')
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# 找到最长的连续零段
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local longest_zero=""
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local current_zero=""
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local IFS=":"
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for group in $ip; do
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if [ "$group" = "0" ]; then
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current_zero="$current_zero:"
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else
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if [ ${#current_zero} -gt ${#longest_zero} ]; then
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longest_zero=$current_zero
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fi
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current_zero=""
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fi
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done
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if [ ${#current_zero} -gt ${#longest_zero} ]; then
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longest_zero=$current_zero
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fi
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# 如果存在连续的零，用双冒号替换
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if [ -n "$longest_zero" ]; then
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ip=$(echo $ip | sed "s/$longest_zero/::/")
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# 确保不会出现三个冒号
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ip=$(echo $ip | sed 's/:::/::/')
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fi
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# 确保开头和结尾没有多余的冒号
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ip=$(echo $ip | sed 's/^://' | sed 's/:$//')
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echo $ip
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}
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# 检查是否支持IPv6
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check_ipv6_support() {
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# 检查系统是否启用了 IPv6
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if [ ! -f /proc/sys/net/ipv6/conf/all/disable_ipv6 ]; then
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echo -e "${Red}错误: 您的系统似乎不支持 IPv6${Font}"
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return 1
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fi
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if [ "$(cat /proc/sys/net/ipv6/conf/all/disable_ipv6)" -eq 1 ]; then
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echo -e "${Yellow}警告: IPv6 当前被禁用${Font}"
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read -p "是否要启用 IPv6? (y/n): " enable_ipv6
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if [[ $enable_ipv6 =~ ^[Yy]$ ]]; then
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sysctl -w net.ipv6.conf.all.disable_ipv6=0
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echo -e "${Green}IPv6 已启用${Font}"
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else
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echo -e "${Red}IPv6 保持禁用状态，无法进行 IPv6 转发${Font}"
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return 1
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fi
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fi
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# 检查系统是否有可用的 IPv6 地址
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local ipv6_addr=$(ip -6 addr show | grep -oP '(?<=inet6 )([0-9a-fA-F:]+)' | grep -v '^::1' | grep -v '^fe80' | head -n 1)
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if [ -z "$ipv6_addr" ]; then
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echo -e "${Red}错误: 未检测到可用的 IPv6 地址${Font}"
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echo -e "${Yellow}请确保您的网络接口已配置 IPv6 地址${Font}"
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return 1
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else
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echo -e "${Green}检测到 IPv6 地址: $ipv6_addr${Font}"
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fi
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# 检查 IPv6 转发是否启用
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if [ "$(cat /proc/sys/net/ipv6/conf/all/forwarding)" -eq 0 ]; then
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echo -e "${Yellow}警告: IPv6 转发当前被禁用${Font}"
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read -p "是否要启用 IPv6 转发? (y/n): " enable_forwarding
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if [[ $enable_forwarding =~ ^[Yy]$ ]]; then
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sysctl -w net.ipv6.conf.all.forwarding=1
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echo "net.ipv6.conf.all.forwarding=1" >> /etc/sysctl.conf
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echo -e "${Green}IPv6 转发已启用${Font}"
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else
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echo -e "${Red}IPv6 转发保持禁用状态，可能影响转发功能${Font}"
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return 1
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fi
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fi
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return 0
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}
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# 配置Socat
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config_socat(){
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echo -e "${Green}请选择转发类型：${Font}"
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echo "1. IPv4 端口转发"
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echo "2. IPv6 端口转发"
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read -p "请输入选项 [1-2]: " ip_version
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if [ "$ip_version" == "2" ]; then
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if ! check_ipv6_support; then
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echo -e "${Red}无法进行 IPv6 转发，请检查系统配置${Font}"
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return 1
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fi
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fi
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echo -e "${Green}请输入Socat配置信息！${Font}"
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while true; do
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read -p "请输入本地端口: " port1
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if check_port $port1; then
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break
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fi
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done
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read -p "请输入远程端口: " port2
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read -p "请输入远程IP: " socatip
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# 验证IP地址格式
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if [ "$ip_version" == "1" ]; then
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if ! [[ $socatip =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
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echo -e "${Red}错误: 无效的IPv4地址格式${Font}"
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return 1
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fi
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elif [ "$ip_version" == "2" ]; then
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if ! [[ $socatip =~ ^([0-9a-fA-F]{0,4}:){1,7}[0-9a-fA-F]{0,4}$ ]]; then
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echo -e "${Red}错误: 无效的IPv6地址格式${Font}"
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return 1
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fi
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# 规范化 IPv6 地址
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socatip=$(normalize_ipv6 "$socatip")
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else
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echo -e "${Red}错误: 无效的选项${Font}"
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return 1
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fi
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}
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# 显示和删除转发
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view_delete_forward() {
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if [ ! -s "$CONFIG_FILE" ]; then
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echo -e "${Red}当前没有活动的转发。${Font}"
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return
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fi
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echo -e "${Green}当前转发列表:${Font}"
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local i=1
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local entries=()
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while IFS=' ' read -r ip_type listen_port remote_ip remote_port protocol; do
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entries+=("$ip_type $listen_port $remote_ip $remote_port $protocol")
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if [ "$ip_type" == "ipv4" ]; then
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echo "$i. IPv4: $ip:$listen_port --> $remote_ip:$remote_port (TCP/UDP)"
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else
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echo "$i. IPv6: [$ipv6]:$listen_port --> [$remote_ip]:$remote_port (TCP/UDP)"
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fi
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((i++))
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done < "$CONFIG_FILE"
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read -p "请输入要删除的转发编号（多个编号用空格分隔，直接回车取消）: " numbers
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if [ -n "$numbers" ]; then
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local nums_to_delete=($(echo "$numbers" | tr ' ' '\n' | sort -rn))
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for num in "${nums_to_delete[@]}"; do
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if [ $num -ge 1 ] && [ $num -lt $i ]; then
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local index=$((num-1))
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IFS=' ' read -r ip_type listen_port remote_ip remote_port protocol <<< "${entries[$index]}"
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# 终止 TCP 和 UDP 进程
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pkill -f "socat.*TCP.*LISTEN:${listen_port}"
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pkill -f "socat.*UDP.*LISTEN:${listen_port}"
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sed -i "${num}d" "$CONFIG_FILE"
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remove_from_startup "$listen_port" "$ip_type"
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if [ "$ip_type" == "ipv4" ]; then
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echo -e "${Green}已删除IPv4转发: $ip:$listen_port (TCP/UDP)${Font}"
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else
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echo -e "${Green}已删除IPv6转发: [$ipv6]:$listen_port (TCP/UDP)${Font}"
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fi
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# 移除防火墙规则
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remove_firewall_rules "$listen_port" "$ip_type"
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else
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echo -e "${Red}无效的编号: $num${Font}"
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fi
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done
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fi
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}
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# 防火墙检测
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configure_firewall() {
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local port=$1
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local ip_version=$2
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# 检测防火墙工具
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local firewall_tool=""
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if command -v firewall-cmd >/dev/null 2>&1; then
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firewall_tool="firewalld"
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elif command -v ufw >/dev/null 2>&1; then
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firewall_tool="ufw"
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elif command -v iptables >/dev/null 2>&1; then
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firewall_tool="iptables"
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fi
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if [ -z "$firewall_tool" ]; then
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echo -e "${Yellow}未检测到防火墙工具，端口 ${port} 配置完成。${Font}"
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return
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fi
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# 检查防火墙修改权限
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local has_permission=false
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case $firewall_tool in
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"firewalld")
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if firewall-cmd --state >/dev/null 2>&1; then
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has_permission=true
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fi
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;;
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"ufw")
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if ufw status >/dev/null 2>&1; then
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has_permission=true
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fi
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;;
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"iptables")
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if iptables -L >/dev/null 2>&1; then
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has_permission=true
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fi
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;;
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esac
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if [ "$has_permission" = true ]; then
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# 配置防火墙规则
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case $firewall_tool in
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"firewalld")
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if [ "$ip_version" == "ipv4" ]; then
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firewall-cmd --zone=public --add-port=${port}/tcp --permanent >/dev/null 2>&1
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else
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firewall-cmd --zone=public --add-port=${port}/tcp --permanent --ipv6 >/dev/null 2>&1
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fi
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firewall-cmd --reload >/dev/null 2>&1
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;;
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"ufw")
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ufw allow ${port}/tcp >/dev/null 2>&1
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;;
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"iptables")
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if [ "$ip_version" == "ipv4" ]; then
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iptables -I INPUT -p tcp --dport ${port} -j ACCEPT >/dev/null 2>&1
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else
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ip6tables -I INPUT -p tcp --dport ${port} -j ACCEPT >/dev/null 2>&1
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fi
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;;
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esac
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echo -e "${Green}已成功为 ${ip_version} 端口 ${port} 配置防火墙规则。${Font}"
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else
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echo -e "${Yellow}检测到 ${firewall_tool}，但无权限修改。请手动配置 ${ip_version} 端口 ${port} 的防火墙规则。${Font}"
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fi
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}
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# 移除防火墙规则
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remove_firewall_rules() {
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local port=$1
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local ip_version=$2
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# 检测防火墙工具
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local firewall_tool=""
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if command -v firewall-cmd >/dev/null 2>&1; then
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firewall_tool="firewalld"
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elif command -v ufw >/dev/null 2>&1; then
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firewall_tool="ufw"
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elif command -v iptables >/dev/null 2>&1; then
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firewall_tool="iptables"
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fi
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if [ -z "$firewall_tool" ]; then
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echo -e "${Yellow}未检测到防火墙工具，跳过防火墙规则移除。${Font}"
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return
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fi
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case $firewall_tool in
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"firewalld")
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if [ "$ip_version" == "ipv4" ]; then
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firewall-cmd --zone=public --remove-port=${port}/tcp --permanent >/dev/null 2>&1
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firewall-cmd --zone=public --remove-port=${port}/udp --permanent >/dev/null 2>&1
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else
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firewall-cmd --zone=public --remove-port=${port}/tcp --permanent --ipv6 >/dev/null 2>&1
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firewall-cmd --zone=public --remove-port=${port}/udp --permanent --ipv6 >/dev/null 2>&1
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fi
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firewall-cmd --reload >/dev/null 2>&1
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;;
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"ufw")
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ufw delete allow ${port}/tcp >/dev/null 2>&1
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ufw delete allow ${port}/udp >/dev/null 2>&1
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;;
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"iptables")
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if [ "$ip_version" == "ipv4" ]; then
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iptables -D INPUT -p tcp --dport ${port} -j ACCEPT >/dev/null 2>&1
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iptables -D INPUT -p udp --dport ${port} -j ACCEPT >/dev/null 2>&1
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else
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ip6tables -D INPUT -p tcp --dport ${port} -j ACCEPT >/dev/null 2>&1
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ip6tables -D INPUT -p udp --dport ${port} -j ACCEPT >/dev/null 2>&1
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fi
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;;
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esac
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echo -e "${Green}已移除端口 ${port} 的防火墙规则 (TCP/UDP)。${Font}"
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}
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# 启动Socat
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start_socat(){
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echo -e "${Green}正在配置Socat...${Font}"
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if [ "$ip_version" == "1" ]; then
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# TCP转发
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nohup socat TCP4-LISTEN:${port1},reuseaddr,fork,keepalive,nodelay TCP4:${socatip}:${port2},keepalive,nodelay >> ./socat_tcp.log 2>&1 &
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# UDP转发
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nohup socat UDP4-LISTEN:${port1},reuseaddr,fork UDP4:${socatip}:${port2} >> ./socat_udp.log 2>&1 &
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elif [ "$ip_version" == "2" ]; then
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# TCP转发
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nohup socat TCP6-LISTEN:${port1},reuseaddr,fork,keepalive,nodelay TCP6:${socatip}:${port2},keepalive,nodelay >> ./socat_tcp.log 2>&1 &
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# UDP转发
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nohup socat UDP6-LISTEN:${port1},reuseaddr,fork UDP6:${socatip}:${port2} >> ./socat_udp.log 2>&1 &
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else
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echo -e "${Red}无效的选项，退出配置。${Font}"
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return
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fi
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local tcp_pid=$!
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local udp_pid=$(pgrep -f "socat.*UDP.*LISTEN:${port1}")
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sleep 2
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if kill -0 $tcp_pid 2>/dev/null && kill -0 $udp_pid 2>/dev/null; then
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echo -e "${Green}Socat配置成功!${Font}"
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echo -e "${Blue}TCP PID: $tcp_pid${Font}"
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echo -e "${Blue}UDP PID: $udp_pid${Font}"
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echo -e "${Blue}本地端口: ${port1}${Font}"
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echo -e "${Blue}远程端口: ${port2}${Font}"
|
||
echo -e "${Blue}远程IP: ${socatip}${Font}"
|
||
if [ "$ip_version" == "1" ]; then
|
||
echo -e "${Blue}本地服务器IP: ${ip}${Font}"
|
||
echo -e "${Blue}IP版本: IPv4${Font}"
|
||
else
|
||
echo -e "${Blue}本地服务器IPv6: ${ipv6}${Font}"
|
||
echo -e "${Blue}IP版本: IPv6${Font}"
|
||
fi
|
||
|
||
add_to_config
|
||
add_to_startup
|
||
if [ "$ip_version" == "1" ]; then
|
||
configure_firewall ${port1} "ipv4"
|
||
else
|
||
configure_firewall ${port1} "ipv6"
|
||
fi
|
||
else
|
||
echo -e "${Red}Socat启动失败，请检查配置和系统设置。${Font}"
|
||
echo "检查 socat_tcp.log 和 socat_udp.log 文件以获取更多信息。"
|
||
tail -n 10 ./socat_tcp.log
|
||
tail -n 10 ./socat_udp.log
|
||
fi
|
||
}
|
||
|
||
# 添加到开机自启
|
||
add_to_startup() {
|
||
rc_local="/etc/rc.local"
|
||
if [ ! -f "$rc_local" ]; then
|
||
echo '#!/bin/bash' > "$rc_local"
|
||
fi
|
||
|
||
if [ "$ip_version" == "1" ]; then
|
||
tcp_startup_cmd="nohup socat TCP4-LISTEN:${port1},reuseaddr,fork,keepalive,nodelay TCP4:${socatip}:${port2},keepalive,nodelay >> $(pwd)/socat_tcp.log 2>&1 &"
|
||
udp_startup_cmd="nohup socat UDP4-LISTEN:${port1},reuseaddr,fork UDP4:${socatip}:${port2} >> $(pwd)/socat_udp.log 2>&1 &"
|
||
else
|
||
tcp_startup_cmd="nohup socat TCP6-LISTEN:${port1},reuseaddr,fork,keepalive,nodelay TCP6:${socatip}:${port2},keepalive,nodelay >> $(pwd)/socat_tcp.log 2>&1 &"
|
||
udp_startup_cmd="nohup socat UDP6-LISTEN:${port1},reuseaddr,fork UDP6:${socatip}:${port2} >> $(pwd)/socat_udp.log 2>&1 &"
|
||
fi
|
||
|
||
if ! grep -q "$tcp_startup_cmd" "$rc_local"; then
|
||
echo "$tcp_startup_cmd" >> "$rc_local"
|
||
echo "$udp_startup_cmd" >> "$rc_local"
|
||
chmod +x "$rc_local"
|
||
echo -e "${Green}已添加到开机自启动${Font}"
|
||
else
|
||
echo -e "${Yellow}该转发已在开机自启动列表中${Font}"
|
||
fi
|
||
}
|
||
|
||
# 显示和删除转发
|
||
view_delete_forward() {
|
||
if [ ! -s "$CONFIG_FILE" ]; then
|
||
echo -e "${Red}当前没有活动的转发。${Font}"
|
||
return
|
||
fi
|
||
|
||
echo -e "${Green}当前转发列表:${Font}"
|
||
local i=1
|
||
local entries=()
|
||
while IFS=' ' read -r ip_type listen_port remote_ip remote_port; do
|
||
entries+=("$ip_type $listen_port $remote_ip $remote_port")
|
||
if [ "$ip_type" == "ipv4" ]; then
|
||
echo "$i. IPv4: $ip:$listen_port --> $remote_ip:$remote_port"
|
||
else
|
||
echo "$i. IPv6: [$ipv6]:$listen_port --> [$remote_ip]:$remote_port"
|
||
fi
|
||
((i++))
|
||
done < "$CONFIG_FILE"
|
||
|
||
read -p "请输入要删除的转发编号（多个编号用空格分隔，直接回车取消）: " numbers
|
||
if [ -n "$numbers" ]; then
|
||
local nums_to_delete=($(echo "$numbers" | tr ' ' '\n' | sort -rn))
|
||
for num in "${nums_to_delete[@]}"; do
|
||
if [ $num -ge 1 ] && [ $num -lt $i ]; then
|
||
local index=$((num-1))
|
||
IFS=' ' read -r ip_type listen_port remote_ip remote_port <<< "${entries[$index]}"
|
||
pkill -f "socat.*LISTEN:${listen_port}"
|
||
sed -i "${num}d" "$CONFIG_FILE"
|
||
remove_from_startup "$listen_port" "$ip_type"
|
||
if [ "$ip_type" == "ipv4" ]; then
|
||
echo -e "${Green}已删除IPv4转发: $ip:$listen_port${Font}"
|
||
else
|
||
echo -e "${Green}已删除IPv6转发: [$ipv6]:$listen_port${Font}"
|
||
fi
|
||
else
|
||
echo -e "${Red}无效的编号: $num${Font}"
|
||
fi
|
||
done
|
||
fi
|
||
}
|
||
|
||
# 从开机自启动中移除
|
||
remove_from_startup() {
|
||
local listen_port=$1
|
||
local ip_type=$2
|
||
rc_local="/etc/rc.local"
|
||
if [ -f "$rc_local" ] && [ -n "$listen_port" ] && [ -n "$ip_type" ]; then
|
||
if [ "$ip_type" == "ipv4" ]; then
|
||
sed -i "/socat.*TCP4-LISTEN:${listen_port}/d" "$rc_local"
|
||
sed -i "/socat.*UDP4-LISTEN:${listen_port}/d" "$rc_local"
|
||
elif [ "$ip_type" == "ipv6" ]; then
|
||
sed -i "/socat.*TCP6-LISTEN:${listen_port}/d" "$rc_local"
|
||
sed -i "/socat.*UDP6-LISTEN:${listen_port}/d" "$rc_local"
|
||
fi
|
||
echo -e "${Green}已从开机自启动中移除${ip_type}端口 ${listen_port} 的TCP和UDP转发${Font}"
|
||
else
|
||
echo -e "${Yellow}警告: 无法移除开机自启动项，可能是因为文件不存在或参数无效${Font}"
|
||
fi
|
||
}
|
||
|
||
# 强制终止所有Socat进程
|
||
kill_all_socat() {
|
||
echo -e "${Yellow}正在终止所有 Socat 进程...${Font}"
|
||
pkill -9 socat
|
||
sleep 2
|
||
if pgrep -f socat > /dev/null; then
|
||
echo -e "${Red}警告：某些 Socat 进程可能仍在运行。请考虑手动检查。${Font}"
|
||
else
|
||
echo -e "${Green}所有 Socat 进程已成功终止。${Font}"
|
||
fi
|
||
# 清空配置文件
|
||
> "$CONFIG_FILE"
|
||
# 清理开机自启动脚本
|
||
sed -i '/socat TCP4-LISTEN/d' /etc/rc.local
|
||
sed -i '/socat TCP6-LISTEN/d' /etc/rc.local
|
||
echo -e "${Green}已从配置和开机自启动中移除所有 Socat 转发${Font}"
|
||
}
|
||
|
||
# 开启端口转发加速
|
||
enable_acceleration() {
|
||
echo -e "${Green}正在开启端口转发加速...${Font}"
|
||
|
||
# 启用 TCP Fast Open
|
||
echo 3 > /proc/sys/net/ipv4/tcp_fastopen
|
||
|
||
# 优化内核参数
|
||
sysctl -w net.ipv4.tcp_congestion_control=bbr
|
||
sysctl -w net.core.default_qdisc=fq
|
||
sysctl -w net.ipv4.tcp_slow_start_after_idle=0
|
||
sysctl -w net.ipv4.tcp_mtu_probing=1
|
||
|
||
# 新增优化参数
|
||
sysctl -w net.core.rmem_max=26214400
|
||
sysctl -w net.core.wmem_max=26214400
|
||
sysctl -w net.ipv4.tcp_rmem='4096 87380 26214400'
|
||
sysctl -w net.ipv4.tcp_wmem='4096 16384 26214400'
|
||
sysctl -w net.ipv4.tcp_mem='26214400 26214400 26214400'
|
||
sysctl -w net.core.netdev_max_backlog=2048
|
||
sysctl -w net.ipv4.tcp_max_syn_backlog=2048
|
||
sysctl -w net.ipv4.tcp_tw_reuse=1
|
||
sysctl -w net.ipv4.tcp_fin_timeout=15
|
||
sysctl -w net.ipv4.tcp_keepalive_time=1200
|
||
sysctl -w net.ipv4.tcp_max_tw_buckets=2000000
|
||
sysctl -w net.ipv4.tcp_fastopen=3
|
||
sysctl -w net.ipv4.tcp_mtu_probing=1
|
||
sysctl -w net.ipv4.tcp_syncookies=1
|
||
sysctl -w net.ipv4.tcp_rfc1337=1
|
||
sysctl -w net.ipv4.tcp_sack=1
|
||
sysctl -w net.ipv4.tcp_fack=1
|
||
sysctl -w net.ipv4.tcp_window_scaling=1
|
||
sysctl -w net.ipv4.tcp_adv_win_scale=2
|
||
sysctl -w net.ipv4.tcp_moderate_rcvbuf=1
|
||
sysctl -w net.core.optmem_max=65535
|
||
sysctl -w net.ipv4.tcp_notsent_lowat=16384
|
||
|
||
# 持久化设置
|
||
echo "net.ipv4.tcp_fastopen = 3" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_congestion_control = bbr" >> /etc/sysctl.conf
|
||
echo "net.core.default_qdisc = fq" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_slow_start_after_idle = 0" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_mtu_probing = 1" >> /etc/sysctl.conf
|
||
# 添加新增的优化参数到sysctl.conf
|
||
echo "net.core.rmem_max = 26214400" >> /etc/sysctl.conf
|
||
echo "net.core.wmem_max = 26214400" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_rmem = 4096 87380 26214400" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_wmem = 4096 16384 26214400" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_mem = 26214400 26214400 26214400" >> /etc/sysctl.conf
|
||
echo "net.core.netdev_max_backlog = 2048" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_max_syn_backlog = 2048" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_tw_reuse = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_fin_timeout = 15" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_keepalive_time = 1200" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_max_tw_buckets = 2000000" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_fastopen = 3" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_mtu_probing = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_syncookies = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_rfc1337 = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_sack = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_fack = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_window_scaling = 1" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_adv_win_scale = 2" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_moderate_rcvbuf = 1" >> /etc/sysctl.conf
|
||
echo "net.core.optmem_max = 65535" >> /etc/sysctl.conf
|
||
echo "net.ipv4.tcp_notsent_lowat = 16384" >> /etc/sysctl.conf
|
||
|
||
sysctl -p
|
||
|
||
echo -e "${Green}端口转发加速已开启${Font}"
|
||
}
|
||
|
||
# 关闭端口转发加速
|
||
disable_acceleration() {
|
||
echo -e "${Yellow}正在关闭端口转发加速...${Font}"
|
||
|
||
# 恢复默认内核参数
|
||
sysctl -w net.ipv4.tcp_fastopen=0
|
||
sysctl -w net.ipv4.tcp_congestion_control=cubic
|
||
sysctl -w net.core.default_qdisc=pfifo_fast
|
||
sysctl -w net.ipv4.tcp_slow_start_after_idle=1
|
||
sysctl -w net.ipv4.tcp_mtu_probing=0
|
||
|
||
# 恢复其他参数到默认值
|
||
sysctl -w net.core.wmem_max=212992
|
||
sysctl -w net.ipv4.tcp_rmem='4096 87380 6291456'
|
||
sysctl -w net.ipv4.tcp_wmem='4096 16384 4194304'
|
||
sysctl -w net.ipv4.tcp_mem='378651 504868 757299'
|
||
sysctl -w net.core.netdev_max_backlog=1000
|
||
sysctl -w net.ipv4.tcp_max_syn_backlog=128
|
||
sysctl -w net.ipv4.tcp_tw_reuse=0
|
||
sysctl -w net.ipv4.tcp_fin_timeout=60
|
||
sysctl -w net.ipv4.tcp_keepalive_time=7200
|
||
sysctl -w net.ipv4.tcp_max_tw_buckets=180000
|
||
sysctl -w net.ipv4.tcp_syncookies=1
|
||
sysctl -w net.ipv4.tcp_rfc1337=0
|
||
sysctl -w net.ipv4.tcp_sack=1
|
||
sysctl -w net.ipv4.tcp_fack=1
|
||
sysctl -w net.ipv4.tcp_window_scaling=1
|
||
sysctl -w net.ipv4.tcp_adv_win_scale=1
|
||
sysctl -w net.ipv4.tcp_moderate_rcvbuf=1
|
||
sysctl -w net.core.optmem_max=20480
|
||
sysctl -w net.ipv4.tcp_notsent_lowat=4294967295
|
||
|
||
# 从配置文件中移除所有自定义设置
|
||
sed -i '/net.ipv4.tcp_fastopen/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_congestion_control/d' /etc/sysctl.conf
|
||
sed -i '/net.core.default_qdisc/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_slow_start_after_idle/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_mtu_probing/d' /etc/sysctl.conf
|
||
sed -i '/net.core.rmem_max/d' /etc/sysctl.conf
|
||
sed -i '/net.core.wmem_max/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_rmem/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_wmem/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_mem/d' /etc/sysctl.conf
|
||
sed -i '/net.core.netdev_max_backlog/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_max_syn_backlog/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_tw_reuse/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_fin_timeout/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_keepalive_time/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_max_tw_buckets/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_fastopen/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_syncookies/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_rfc1337/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_sack/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_fack/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_window_scaling/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_adv_win_scale/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_moderate_rcvbuf/d' /etc/sysctl.conf
|
||
sed -i '/net.core.optmem_max/d' /etc/sysctl.conf
|
||
sed -i '/net.ipv4.tcp_notsent_lowat/d' /etc/sysctl.conf
|
||
|
||
sysctl -p
|
||
|
||
echo -e "${Yellow}端口转发加速已关闭${Font}"
|
||
}
|
||
|
||
# 显示菜单
|
||
show_menu() {
|
||
echo -e "${Green}========= Socat 管理脚本 ==========${Font}"
|
||
echo "1. 添加新转发"
|
||
echo "2. 查看或删除转发"
|
||
echo "3. 强制终止所有 Socat 进程"
|
||
echo "4. 开启端口转发加速"
|
||
echo "5. 关闭端口转发加速"
|
||
echo "6. 退出脚本"
|
||
echo -e "${Green}=====================================${Font}"
|
||
}
|
||
|
||
# 主程序
|
||
main() {
|
||
check_root
|
||
check_sys
|
||
install_socat
|
||
|
||
ip=$(get_ip)
|
||
ipv6=$(get_ipv6)
|
||
|
||
echo "Debug: IP = $ip"
|
||
echo "Debug: IPv6 = $ipv6"
|
||
echo "Debug: CONFIG_FILE = $CONFIG_FILE"
|
||
|
||
init_config
|
||
clear_screen
|
||
|
||
while true; do
|
||
show_menu
|
||
read -p "请输入选项 [1-6]: " choice
|
||
clear_screen
|
||
case $choice in
|
||
1)
|
||
if config_socat; then
|
||
start_socat
|
||
else
|
||
echo -e "${Red}配置失败，未能启动 Socat${Font}"
|
||
fi
|
||
press_any_key
|
||
;;
|
||
2)
|
||
view_delete_forward
|
||
press_any_key
|
||
;;
|
||
3)
|
||
kill_all_socat
|
||
press_any_key
|
||
;;
|
||
4)
|
||
enable_acceleration
|
||
press_any_key
|
||
;;
|
||
5)
|
||
disable_acceleration
|
||
press_any_key
|
||
;;
|
||
6)
|
||
echo -e "${Green}感谢使用,再见!${Font}"
|
||
exit 0
|
||
;;
|
||
*)
|
||
echo -e "${Red}无效选项,请重新选择${Font}"
|
||
press_any_key
|
||
;;
|
||
esac
|
||
done
|
||
}
|
||
|
||
# 执行主程序
|
||
main
|