commit e848a3274280030fb6e221ee6e8179b01b7bb624
Author: chunzhimoe <user@example.com>
Date:   Fri Apr 10 17:18:40 2026 +0800

    feat: 增加 Alpine Linux (OpenRC) 支持

diff --git a/port.sh b/port.sh
new file mode 100644
index 0000000..8fb4163
--- /dev/null
+++ b/port.sh
@@ -0,0 +1,868 @@
+cat > /root/port-forward.sh << 'EOF'
+#!/bin/bash
+
+# 端口转发管理脚本
+# 使用 socat 实现端口转发（含自动重启监控）
+# 支持 systemd (Debian/Ubuntu/CentOS) 和 OpenRC (Alpine)
+
+SERVICE_PREFIX="port-forward"
+WATCHDOG_SERVICE="port-forward-watchdog"
+WATCHDOG_SCRIPT="/root/port-forward-watchdog.sh"
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m'
+
+# ============================================
+# 系统检测
+# ============================================
+
+detect_system() {
+    if [ -f /etc/alpine-release ]; then
+        OS="alpine"
+    elif [ -f /etc/debian_version ]; then
+        OS="debian"
+    else
+        OS="unknown"
+    fi
+
+    if command -v systemctl &> /dev/null && systemctl --version &> /dev/null 2>&1; then
+        INIT_SYS="systemd"
+    elif command -v rc-service &> /dev/null; then
+        INIT_SYS="openrc"
+    else
+        echo -e "${RED}错误: 不支持的初始化系统（需要 systemd 或 OpenRC）${NC}"
+        exit 1
+    fi
+
+    echo -e "${BLUE}系统: ${OS} | 初始化系统: ${INIT_SYS}${NC}"
+}
+
+# ============================================
+# 包管理
+# ============================================
+
+check_deps() {
+    # Alpine 下确保 bash 已安装
+    if [ "$OS" = "alpine" ]; then
+        if ! command -v bash &> /dev/null; then
+            echo -e "${YELLOW}bash 未安装，正在安装...${NC}"
+            apk add --no-cache bash
+        fi
+    fi
+
+    if ! command -v socat &> /dev/null; then
+        echo -e "${YELLOW}socat 未安装，正在安装...${NC}"
+        if [ "$OS" = "alpine" ]; then
+            apk add --no-cache socat
+        else
+            apt update && apt install socat -y
+        fi
+        if [ $? -eq 0 ]; then
+            echo -e "${GREEN}socat 安装成功！${NC}"
+        else
+            echo -e "${RED}socat 安装失败，请手动安装${NC}"
+            exit 1
+        fi
+    fi
+}
+
+# ============================================
+# 服务管理抽象层
+# ============================================
+
+svc_create_forward() {
+    local svc_name=$1
+    local local_port=$2
+    local target_ip=$3
+    local target_port=$4
+
+    if [ "$INIT_SYS" = "systemd" ]; then
+        cat > /etc/systemd/system/${svc_name}.service << SERVICEEOF
+[Unit]
+Description=Port Forward ${local_port} to ${target_ip}:${target_port}
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/socat TCP4-LISTEN:${local_port},reuseaddr,fork TCP4:${target_ip}:${target_port}
+Restart=always
+RestartSec=5
+StartLimitInterval=0
+
+[Install]
+WantedBy=multi-user.target
+SERVICEEOF
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        cat > /etc/init.d/${svc_name} << SERVICEEOF
+#!/sbin/openrc-run
+
+name="${svc_name}"
+description="Port Forward ${local_port} to ${target_ip}:${target_port}"
+command="/usr/bin/socat"
+command_args="TCP4-LISTEN:${local_port},reuseaddr,fork TCP4:${target_ip}:${target_port}"
+command_background=true
+pidfile="/run/${svc_name}.pid"
+
+depend() {
+    need net
+}
+SERVICEEOF
+        chmod +x /etc/init.d/${svc_name}
+    fi
+}
+
+svc_enable() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl enable ${svc_name} > /dev/null 2>&1
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        rc-update add ${svc_name} default > /dev/null 2>&1
+    fi
+}
+
+svc_disable() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl disable ${svc_name} > /dev/null 2>&1
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        rc-update del ${svc_name} default > /dev/null 2>&1
+    fi
+}
+
+svc_start() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl start ${svc_name}
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        rc-service ${svc_name} start > /dev/null 2>&1
+    fi
+}
+
+svc_stop() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl stop ${svc_name} > /dev/null 2>&1
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        rc-service ${svc_name} stop > /dev/null 2>&1
+    fi
+}
+
+svc_restart() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl restart ${svc_name}
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        rc-service ${svc_name} restart > /dev/null 2>&1
+    fi
+}
+
+svc_is_active() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl is-active ${svc_name} 2>/dev/null
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        if rc-service ${svc_name} status 2>/dev/null | grep -q "started"; then
+            echo "active"
+        else
+            echo "inactive"
+        fi
+    fi
+}
+
+svc_exists() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        [ -f "/etc/systemd/system/${svc_name}.service" ]
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        [ -f "/etc/init.d/${svc_name}" ]
+    fi
+}
+
+svc_delete() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        rm -f /etc/systemd/system/${svc_name}.service
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        rm -f /etc/init.d/${svc_name}
+    fi
+}
+
+svc_daemon_reload() {
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl daemon-reload
+    fi
+}
+
+svc_list_forward_names() {
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl list-units --all --type=service --no-pager | grep "${SERVICE_PREFIX}" | grep -v watchdog | grep -v daily | awk '{print $1}' | sed 's/.service$//'
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        ls /etc/init.d/${SERVICE_PREFIX}-* 2>/dev/null | grep -v watchdog | xargs -I{} basename {} 2>/dev/null
+    fi
+}
+
+svc_get_target() {
+    local svc_name=$1
+    if [ "$INIT_SYS" = "systemd" ]; then
+        grep ExecStart /etc/systemd/system/${svc_name}.service 2>/dev/null | sed -n 's/.*TCP4:\([^ ]*\).*/\1/p'
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        grep command_args /etc/init.d/${svc_name} 2>/dev/null | sed -n 's/.*TCP4:\([^ "]*\).*/\1/p'
+    fi
+}
+
+# ============================================
+# 端口转发管理
+# ============================================
+
+add_single_forward() {
+    echo -e "${GREEN}=== 添加单个端口转发 ===${NC}"
+    read -p "请输入本机监听端口: " local_port
+    read -p "请输入目标IP地址: " target_ip
+    read -p "请输入目标端口: " target_port
+
+    if [[ -z "$local_port" ]] || [[ -z "$target_ip" ]] || [[ -z "$target_port" ]]; then
+        echo -e "${RED}错误: 输入不能为空${NC}"; return 1
+    fi
+
+    local svc_name="${SERVICE_PREFIX}-${local_port}"
+    svc_create_forward "$svc_name" "$local_port" "$target_ip" "$target_port"
+    svc_daemon_reload
+    svc_enable "$svc_name"
+    svc_start "$svc_name"
+
+    if [ "$(svc_is_active $svc_name)" = "active" ]; then
+        echo -e "${GREEN}✓ 端口转发添加成功！${NC}"
+        echo -e "本机端口: ${local_port} -> 目标: ${target_ip}:${target_port}"
+    else
+        echo -e "${RED}✗ 端口转发添加失败${NC}"
+    fi
+}
+
+add_batch_forward() {
+    echo -e "${GREEN}=== 批量添加端口转发 ===${NC}"
+    read -p "请输入本机起始端口: " start_port
+    read -p "请输入本机结束端口: " end_port
+    read -p "请输入目标IP地址: " target_ip
+    read -p "请输入目标端口: " target_port
+
+    if [[ -z "$start_port" ]] || [[ -z "$end_port" ]] || [[ -z "$target_ip" ]] || [[ -z "$target_port" ]]; then
+        echo -e "${RED}错误: 输入不能为空${NC}"; return 1
+    fi
+
+    echo -e "${YELLOW}即将创建 $((end_port - start_port + 1)) 个端口转发...${NC}"
+    read -p "确认继续? (y/n): " confirm
+    if [[ "$confirm" != "y" ]]; then echo "操作已取消"; return; fi
+
+    for port in $(seq $start_port $end_port); do
+        local svc_name="${SERVICE_PREFIX}-${port}"
+        svc_create_forward "$svc_name" "$port" "$target_ip" "$target_port"
+        svc_enable "$svc_name"
+        svc_start "$svc_name"
+        echo -e "${GREEN}✓${NC} 端口 ${port} 转发已创建"
+    done
+
+    svc_daemon_reload
+    echo -e "${GREEN}批量端口转发添加完成！${NC}"
+}
+
+list_forwards() {
+    echo -e "${GREEN}=== 当前端口转发列表 ===${NC}"
+    echo ""
+
+    local services
+    services=$(svc_list_forward_names)
+
+    if [[ -z "$services" ]]; then
+        echo -e "${YELLOW}暂无端口转发${NC}"
+    else
+        printf "%-15s %-12s %-30s\n" "本机端口" "状态" "转发目标"
+        echo "--------------------------------------------------------"
+
+        for svc_name in $services; do
+            local port=$(echo $svc_name | sed "s/${SERVICE_PREFIX}-//g")
+            local status=$(svc_is_active $svc_name)
+
+            if [[ "$status" == "active" ]]; then
+                local status_color="${GREEN}运行中${NC}"
+            else
+                local status_color="${RED}已停止${NC}"
+            fi
+
+            local target=$(svc_get_target $svc_name)
+            printf "%-15s %-20b %-30s\n" "$port" "$status_color" "$target"
+        done
+    fi
+
+    echo ""
+    local watchdog_status=$(svc_is_active ${WATCHDOG_SERVICE})
+    if [[ "$watchdog_status" == "active" ]]; then
+        echo -e "🛡️  Watchdog: ${GREEN}运行中（自动重启已开启）${NC}"
+    else
+        echo -e "🛡️  Watchdog: ${RED}未运行${NC}（菜单 8 可启动）"
+    fi
+
+    if [ "$INIT_SYS" = "systemd" ]; then
+        local timer_status=$(systemctl is-active port-forward-daily.timer 2>/dev/null)
+        if [[ "$timer_status" == "active" ]]; then
+            local next=$(systemctl list-timers port-forward-daily.timer --no-pager 2>/dev/null | awk 'NR==2{print $1, $2}')
+            echo -e "⏰  定时重启: ${GREEN}已开启${NC}，下次: ${YELLOW}${next}${NC}"
+        else
+            echo -e "⏰  定时重启: ${RED}未开启${NC}（菜单 9 可设置）"
+        fi
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        if crontab -l 2>/dev/null | grep -q "port-forward-daily-restart"; then
+            local cron_time=$(crontab -l 2>/dev/null | grep "port-forward-daily-restart" | awk '{printf "%02d:%02d", $2, $1}')
+            echo -e "⏰  定时重启: ${GREEN}已开启${NC}，时间: ${YELLOW}每天 ${cron_time}${NC}"
+        else
+            echo -e "⏰  定时重启: ${RED}未开启${NC}（菜单 9 可设置）"
+        fi
+    fi
+}
+
+restart_single_forward() {
+    echo -e "${GREEN}=== 重启单个端口转发 ===${NC}"
+    read -p "请输入要重启的本机端口: " port
+
+    local svc_name="${SERVICE_PREFIX}-${port}"
+    if ! svc_exists "$svc_name"; then
+        echo -e "${RED}错误: 端口 ${port} 的转发不存在${NC}"; return 1
+    fi
+
+    svc_restart "$svc_name"
+    sleep 1
+    if [ "$(svc_is_active $svc_name)" = "active" ]; then
+        echo -e "${GREEN}✓ 端口 ${port} 重启成功！${NC}"
+    else
+        echo -e "${RED}✗ 重启失败${NC}"
+    fi
+}
+
+restart_all_forwards() {
+    echo -e "${GREEN}=== 重启所有端口转发 ===${NC}"
+    read -p "确认重启所有转发? (y/n): " confirm
+    if [[ "$confirm" != "y" ]]; then echo "操作已取消"; return; fi
+
+    local services
+    services=$(svc_list_forward_names)
+
+    if [[ -z "$services" ]]; then
+        echo -e "${YELLOW}暂无端口转发${NC}"; return
+    fi
+
+    local failed=0 success=0
+    for svc_name in $services; do
+        local port=$(echo $svc_name | sed "s/${SERVICE_PREFIX}-//g")
+        svc_restart "$svc_name"
+        sleep 0.5
+        if [ "$(svc_is_active $svc_name)" = "active" ]; then
+            echo -e "${GREEN}✓${NC} 端口 ${port} 重启成功"; ((success++))
+        else
+            echo -e "${RED}✗${NC} 端口 ${port} 重启失败"; ((failed++))
+        fi
+    done
+
+    echo ""
+    echo -e "重启完成：${GREEN}成功 ${success} 个${NC}，${RED}失败 ${failed} 个${NC}"
+}
+
+# ============================================
+# Watchdog 自动重启监控
+# ============================================
+
+install_watchdog() {
+    echo -e "${BLUE}=== 安装 Watchdog 自动监控 ===${NC}"
+    read -p "请输入检查间隔（秒，默认30）: " interval
+    interval=${interval:-30}
+
+    cat > ${WATCHDOG_SCRIPT} << WATCHEOF
+#!/bin/bash
+# Port Forward Watchdog - 支持 systemd 和 OpenRC
+LOG_FILE="/var/log/port-forward-watchdog.log"
+SERVICE_PREFIX="port-forward"
+
+if command -v systemctl &> /dev/null && systemctl --version &> /dev/null 2>&1; then
+    W_INIT="systemd"
+elif command -v rc-service &> /dev/null; then
+    W_INIT="openrc"
+else
+    echo "Unsupported init system" >> \$LOG_FILE
+    exit 1
+fi
+
+log() {
+    echo "\$(date '+%Y-%m-%d %H:%M:%S') \$1" | tee -a \$LOG_FILE
+}
+
+w_list_services() {
+    if [ "\$W_INIT" = "systemd" ]; then
+        systemctl list-units --all --type=service --no-pager | grep \${SERVICE_PREFIX} | grep -v watchdog | grep -v daily | awk '{print \$1}' | sed 's/.service\$//'
+    elif [ "\$W_INIT" = "openrc" ]; then
+        ls /etc/init.d/\${SERVICE_PREFIX}-* 2>/dev/null | grep -v watchdog | xargs -I{} basename {} 2>/dev/null
+    fi
+}
+
+w_is_active() {
+    if [ "\$W_INIT" = "systemd" ]; then
+        systemctl is-active \$1 2>/dev/null
+    elif [ "\$W_INIT" = "openrc" ]; then
+        if rc-service \$1 status 2>/dev/null | grep -q "started"; then
+            echo "active"
+        else
+            echo "inactive"
+        fi
+    fi
+}
+
+w_restart() {
+    if [ "\$W_INIT" = "systemd" ]; then
+        systemctl restart \$1
+    elif [ "\$W_INIT" = "openrc" ]; then
+        rc-service \$1 restart > /dev/null 2>&1
+    fi
+}
+
+log "=== Watchdog 启动，检查间隔: ${interval}秒，初始化系统: \$W_INIT ==="
+
+while true; do
+    services=\$(w_list_services)
+
+    for service in \$services; do
+        status=\$(w_is_active \$service)
+        if [[ "\$status" != "active" ]]; then
+            log "⚠ 检测到 \$service 异常（状态: \$status），正在重启..."
+            w_restart \$service
+            sleep 2
+            new_status=\$(w_is_active \$service)
+            if [[ "\$new_status" == "active" ]]; then
+                log "✓ \$service 重启成功"
+            else
+                log "✗ \$service 重启失败，状态: \$new_status"
+            fi
+        fi
+    done
+
+    sleep ${interval}
+done
+WATCHEOF
+
+    chmod +x ${WATCHDOG_SCRIPT}
+
+    if [ "$INIT_SYS" = "systemd" ]; then
+        cat > /etc/systemd/system/${WATCHDOG_SERVICE}.service << SERVICEEOF
+[Unit]
+Description=Port Forward Watchdog - Auto Restart Monitor
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/bin/bash ${WATCHDOG_SCRIPT}
+Restart=always
+RestartSec=10
+StartLimitInterval=0
+
+[Install]
+WantedBy=multi-user.target
+SERVICEEOF
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        cat > /etc/init.d/${WATCHDOG_SERVICE} << SERVICEEOF
+#!/sbin/openrc-run
+
+name="${WATCHDOG_SERVICE}"
+description="Port Forward Watchdog - Auto Restart Monitor"
+command="/bin/bash"
+command_args="${WATCHDOG_SCRIPT}"
+command_background=true
+pidfile="/run/${WATCHDOG_SERVICE}.pid"
+
+depend() {
+    need net
+}
+SERVICEEOF
+        chmod +x /etc/init.d/${WATCHDOG_SERVICE}
+    fi
+
+    svc_daemon_reload
+    svc_enable "${WATCHDOG_SERVICE}"
+    svc_start "${WATCHDOG_SERVICE}"
+
+    if [ "$(svc_is_active ${WATCHDOG_SERVICE})" = "active" ]; then
+        echo -e "${GREEN}✓ Watchdog 安装成功！${NC}"
+        echo -e "  检查间隔: ${interval} 秒"
+        echo -e "  日志位置: /var/log/port-forward-watchdog.log"
+        echo -e "  实时日志: tail -f /var/log/port-forward-watchdog.log"
+    else
+        echo -e "${RED}✗ Watchdog 启动失败${NC}"
+    fi
+}
+
+uninstall_watchdog() {
+    read -p "确认卸载 Watchdog? (y/n): " confirm
+    if [[ "$confirm" != "y" ]]; then echo "操作已取消"; return; fi
+
+    svc_stop "${WATCHDOG_SERVICE}"
+    svc_disable "${WATCHDOG_SERVICE}"
+    svc_delete "${WATCHDOG_SERVICE}"
+    rm -f ${WATCHDOG_SCRIPT}
+    svc_daemon_reload
+    echo -e "${GREEN}✓ Watchdog 已卸载${NC}"
+}
+
+# ============================================
+# 定时每日重启
+# ============================================
+
+install_daily_restart() {
+    echo -e "${BLUE}=== 设置每日定时重启 ===${NC}"
+    read -p "请输入每天重启时间（小时，0-23，默认4点）: " hour
+    hour=${hour:-4}
+    read -p "请输入分钟（0-59，默认0分）: " minute
+    minute=${minute:-0}
+
+    if ! [[ "$hour" =~ ^[0-9]+$ ]] || [[ $hour -gt 23 ]]; then
+        echo -e "${RED}错误: 小时必须为 0-23${NC}"; return 1
+    fi
+    if ! [[ "$minute" =~ ^[0-9]+$ ]] || [[ $minute -gt 59 ]]; then
+        echo -e "${RED}错误: 分钟必须为 0-59${NC}"; return 1
+    fi
+
+    # 创建重启脚本（内嵌初始化系统检测）
+    cat > /root/port-forward-daily-restart.sh << DAILYEOF
+#!/bin/bash
+# 每日定时重启所有端口转发服务 - 支持 systemd 和 OpenRC
+LOG_FILE="/var/log/port-forward-daily.log"
+
+if command -v systemctl &> /dev/null && systemctl --version &> /dev/null 2>&1; then
+    D_INIT="systemd"
+elif command -v rc-service &> /dev/null; then
+    D_INIT="openrc"
+fi
+
+log() {
+    echo "\$(date '+%Y-%m-%d %H:%M:%S') \$1" | tee -a \$LOG_FILE
+}
+
+d_list_services() {
+    if [ "\$D_INIT" = "systemd" ]; then
+        systemctl list-units --all --type=service --no-pager | grep port-forward | grep -v watchdog | grep -v daily | awk '{print \$1}' | sed 's/.service\$//'
+    elif [ "\$D_INIT" = "openrc" ]; then
+        ls /etc/init.d/port-forward-* 2>/dev/null | grep -v watchdog | xargs -I{} basename {} 2>/dev/null
+    fi
+}
+
+d_is_active() {
+    if [ "\$D_INIT" = "systemd" ]; then
+        systemctl is-active \$1 2>/dev/null
+    elif [ "\$D_INIT" = "openrc" ]; then
+        if rc-service \$1 status 2>/dev/null | grep -q "started"; then
+            echo "active"
+        else
+            echo "inactive"
+        fi
+    fi
+}
+
+d_restart() {
+    if [ "\$D_INIT" = "systemd" ]; then
+        systemctl restart \$1
+    elif [ "\$D_INIT" = "openrc" ]; then
+        rc-service \$1 restart > /dev/null 2>&1
+    fi
+}
+
+log "=== 开始每日定时重启（\$D_INIT）==="
+services=\$(d_list_services)
+
+success=0; failed=0
+for service in \$services; do
+    d_restart \$service
+    sleep 1
+    if [[ "\$(d_is_active \$service)" == "active" ]]; then
+        log "✓ \$service 重启成功"
+        ((success++))
+    else
+        log "✗ \$service 重启失败"
+        ((failed++))
+    fi
+done
+
+log "=== 重启完成：成功 \${success} 个，失败 \${failed} 个 ==="
+DAILYEOF
+
+    chmod +x /root/port-forward-daily-restart.sh
+
+    if [ "$INIT_SYS" = "systemd" ]; then
+        cat > /etc/systemd/system/port-forward-daily.service << SERVICEEOF
+[Unit]
+Description=Port Forward Daily Restart
+After=network.target
+
+[Service]
+Type=oneshot
+ExecStart=/bin/bash /root/port-forward-daily-restart.sh
+SERVICEEOF
+
+        cat > /etc/systemd/system/port-forward-daily.timer << TIMEREOF
+[Unit]
+Description=Port Forward Daily Restart Timer
+Requires=port-forward-daily.service
+
+[Timer]
+OnCalendar=*-*-* ${hour}:${minute}:00
+Persistent=true
+
+[Install]
+WantedBy=timers.target
+TIMEREOF
+
+        systemctl daemon-reload
+        systemctl enable port-forward-daily.timer
+        systemctl start port-forward-daily.timer
+
+        if systemctl is-active port-forward-daily.timer > /dev/null 2>&1; then
+            echo -e "${GREEN}✓ 每日定时重启设置成功！${NC}"
+            printf "  重启时间: 每天 %02d:%02d\n" $hour $minute
+            echo -e "  日志位置: /var/log/port-forward-daily.log"
+            echo ""
+            echo -e "  下次执行时间:"
+            systemctl list-timers port-forward-daily.timer --no-pager | tail -2
+        else
+            echo -e "${RED}✗ 定时器启动失败${NC}"
+        fi
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        # Alpine 下使用 cron 实现定时任务
+        if ! command -v crond &> /dev/null && ! pgrep crond > /dev/null 2>&1; then
+            echo -e "${YELLOW}正在安装 cron 服务...${NC}"
+            apk add --no-cache dcron
+            rc-service dcron start > /dev/null 2>&1
+            rc-update add dcron default > /dev/null 2>&1
+        fi
+
+        # 移除旧条目并添加新条目
+        crontab -l 2>/dev/null | grep -v "port-forward-daily-restart" | crontab - 2>/dev/null
+        (crontab -l 2>/dev/null; echo "${minute} ${hour} * * * /bin/bash /root/port-forward-daily-restart.sh") | crontab -
+
+        echo -e "${GREEN}✓ 每日定时重启设置成功！${NC}"
+        printf "  重启时间: 每天 %02d:%02d\n" $hour $minute
+        echo -e "  日志位置: /var/log/port-forward-daily.log"
+    fi
+}
+
+uninstall_daily_restart() {
+    read -p "确认取消每日定时重启? (y/n): " confirm
+    if [[ "$confirm" != "y" ]]; then echo "操作已取消"; return; fi
+
+    if [ "$INIT_SYS" = "systemd" ]; then
+        systemctl stop port-forward-daily.timer 2>/dev/null
+        systemctl disable port-forward-daily.timer 2>/dev/null
+        rm -f /etc/systemd/system/port-forward-daily.timer
+        rm -f /etc/systemd/system/port-forward-daily.service
+        systemctl daemon-reload
+    elif [ "$INIT_SYS" = "openrc" ]; then
+        crontab -l 2>/dev/null | grep -v "port-forward-daily-restart" | crontab - 2>/dev/null
+    fi
+
+    rm -f /root/port-forward-daily-restart.sh
+    echo -e "${GREEN}✓ 每日定时重启已取消${NC}"
+}
+
+view_daily_log() {
+    echo -e "${BLUE}=== 每日重启日志（最近30行）===${NC}"
+    if [[ -f "/var/log/port-forward-daily.log" ]]; then
+        tail -30 /var/log/port-forward-daily.log
+        echo ""
+        echo -e "${YELLOW}实时监控: tail -f /var/log/port-forward-daily.log${NC}"
+    else
+        echo -e "${YELLOW}日志不存在，定时重启可能未运行过${NC}"
+    fi
+}
+
+daily_restart_menu() {
+    while true; do
+        echo ""
+        echo -e "${BLUE}================================${NC}"
+        echo -e "${BLUE}   ⏰  每日定时重启管理${NC}"
+        echo -e "${BLUE}================================${NC}"
+
+        if [ "$INIT_SYS" = "systemd" ]; then
+            local timer_status=$(systemctl is-active port-forward-daily.timer 2>/dev/null)
+            if [[ "$timer_status" == "active" ]]; then
+                echo -e "当前状态: ${GREEN}● 已开启${NC}"
+                local next=$(systemctl list-timers port-forward-daily.timer --no-pager 2>/dev/null | awk 'NR==2{print $1, $2}')
+                echo -e "下次执行: ${YELLOW}${next}${NC}"
+            else
+                echo -e "当前状态: ${RED}● 未开启${NC}"
+            fi
+        elif [ "$INIT_SYS" = "openrc" ]; then
+            if crontab -l 2>/dev/null | grep -q "port-forward-daily-restart"; then
+                local cron_entry=$(crontab -l 2>/dev/null | grep "port-forward-daily-restart")
+                local cron_min=$(echo "$cron_entry" | awk '{print $1}')
+                local cron_hr=$(echo "$cron_entry" | awk '{print $2}')
+                echo -e "当前状态: ${GREEN}● 已开启${NC}"
+                printf "执行时间: ${YELLOW}每天 %02d:%02d${NC}\n" $cron_hr $cron_min
+            else
+                echo -e "当前状态: ${RED}● 未开启${NC}"
+            fi
+        fi
+
+        echo "--------------------------------"
+        echo "1. 设置每日定时重启"
+        echo "2. 立即手动执行一次重启"
+        echo "3. 查看重启日志"
+        echo "4. 取消每日定时重启"
+        echo "5. 返回上级菜单"
+        echo -e "${BLUE}================================${NC}"
+        read -p "请选择 [1-5]: " choice
+
+        case $choice in
+            1) install_daily_restart ;;
+            2)
+                echo -e "${YELLOW}正在手动执行重启...${NC}"
+                bash /root/port-forward-daily-restart.sh 2>/dev/null || \
+                    restart_all_forwards
+                ;;
+            3) view_daily_log ;;
+            4) uninstall_daily_restart ;;
+            5) return ;;
+            *) echo -e "${RED}无效选择${NC}" ;;
+        esac
+    done
+}
+
+view_watchdog_log() {
+    echo -e "${BLUE}=== Watchdog 日志（最近50行）===${NC}"
+    if [[ -f "/var/log/port-forward-watchdog.log" ]]; then
+        tail -50 /var/log/port-forward-watchdog.log
+        echo ""
+        echo -e "${YELLOW}实时监控命令: tail -f /var/log/port-forward-watchdog.log${NC}"
+    else
+        echo -e "${YELLOW}日志不存在，Watchdog 可能未启动${NC}"
+    fi
+}
+
+watchdog_menu() {
+    while true; do
+        echo ""
+        echo -e "${BLUE}================================${NC}"
+        echo -e "${BLUE}   🛡️  Watchdog 自动重启管理${NC}"
+        echo -e "${BLUE}================================${NC}"
+
+        local w_status=$(svc_is_active ${WATCHDOG_SERVICE})
+        if [[ "$w_status" == "active" ]]; then
+            echo -e "当前状态: ${GREEN}● 运行中${NC}"
+        else
+            echo -e "当前状态: ${RED}● 未运行${NC}"
+        fi
+
+        echo "--------------------------------"
+        echo "1. 安装并启动 Watchdog"
+        echo "2. 停止 Watchdog"
+        echo "3. 启动 Watchdog"
+        echo "4. 查看 Watchdog 日志"
+        echo "5. 卸载 Watchdog"
+        echo "6. 返回主菜单"
+        echo -e "${BLUE}================================${NC}"
+        read -p "请选择 [1-6]: " choice
+
+        case $choice in
+            1) install_watchdog ;;
+            2) svc_stop "${WATCHDOG_SERVICE}" && echo -e "${GREEN}✓ Watchdog 已停止${NC}" ;;
+            3) svc_start "${WATCHDOG_SERVICE}" && echo -e "${GREEN}✓ Watchdog 已启动${NC}" ;;
+            4) view_watchdog_log ;;
+            5) uninstall_watchdog ;;
+            6) return ;;
+            *) echo -e "${RED}无效选择${NC}" ;;
+        esac
+    done
+}
+
+delete_forward() {
+    echo -e "${GREEN}=== 删除端口转发 ===${NC}"
+    read -p "请输入要删除的本机端口: " port
+
+    local svc_name="${SERVICE_PREFIX}-${port}"
+    if ! svc_exists "$svc_name"; then
+        echo -e "${RED}错误: 端口 ${port} 的转发不存在${NC}"; return 1
+    fi
+
+    svc_stop "$svc_name"
+    svc_disable "$svc_name"
+    svc_delete "$svc_name"
+    svc_daemon_reload
+    echo -e "${GREEN}✓ 端口 ${port} 的转发已删除${NC}"
+}
+
+delete_batch_forward() {
+    echo -e "${GREEN}=== 批量删除端口转发 ===${NC}"
+    read -p "请输入起始端口: " start_port
+    read -p "请输入结束端口: " end_port
+
+    echo -e "${YELLOW}即将删除端口 ${start_port}-${end_port} 的转发...${NC}"
+    read -p "确认继续? (y/n): " confirm
+    if [[ "$confirm" != "y" ]]; then echo "操作已取消"; return; fi
+
+    for port in $(seq $start_port $end_port); do
+        local svc_name="${SERVICE_PREFIX}-${port}"
+        if svc_exists "$svc_name"; then
+            svc_stop "$svc_name"
+            svc_disable "$svc_name"
+            svc_delete "$svc_name"
+            echo -e "${GREEN}✓${NC} 端口 ${port} 的转发已删除"
+        fi
+    done
+
+    svc_daemon_reload
+    echo -e "${GREEN}批量删除完成！${NC}"
+}
+
+main_menu() {
+    while true; do
+        echo ""
+        echo -e "${GREEN}================================${NC}"
+        echo -e "${GREEN}      端口转发管理脚本${NC}"
+        echo -e "${GREEN}  (${INIT_SYS} | ${OS})${NC}"
+        echo -e "${GREEN}================================${NC}"
+        echo "1. 添加单个端口转发"
+        echo "2. 批量添加端口转发"
+        echo "3. 查看所有转发"
+        echo "4. 重启单个端口转发"
+        echo "5. 重启所有端口转发"
+        echo "6. 删除单个端口转发"
+        echo "7. 批量删除端口转发"
+        echo -e "8. 🛡️  Watchdog 自动重启管理"
+        echo -e "9. ⏰  每日定时重启管理"
+        echo "0. 退出"
+        echo -e "${GREEN}================================${NC}"
+        read -p "请选择操作 [0-9]: " choice
+
+        case $choice in
+            1) add_single_forward ;;
+            2) add_batch_forward ;;
+            3) list_forwards ;;
+            4) restart_single_forward ;;
+            5) restart_all_forwards ;;
+            6) delete_forward ;;
+            7) delete_batch_forward ;;
+            8) watchdog_menu ;;
+            9) daily_restart_menu ;;
+            0) echo "退出脚本"; exit 0 ;;
+            *) echo -e "${RED}无效选择，请重新输入${NC}" ;;
+        esac
+    done
+}
+
+if [[ $EUID -ne 0 ]]; then
+   echo -e "${RED}此脚本必须以 root 权限运行${NC}"
+   exit 1
+fi
+
+detect_system
+check_deps
+main_menu
+EOF
+
+chmod +x /root/port-forward.sh
+echo -e "\033[0;32m脚本已创建成功！\033[0m"
+echo "运行命令: bash /root/port-forward.sh"
\ No newline at end of file