diff --git a/README.md b/README.md
index 53a14319..346b6628 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![作者QQ](https://img.shields.io/badge/作者QQ-627577391-orange.svg)]()
 [![zhamao License](https://img.shields.io/hexpm/l/plug.svg?maxAge=2592000)](https://github.com/zhamao-robot/zhamao-framework/blob/master/LICENSE)
-[![版本](https://img.shields.io/badge/version-1.3-green.svg)]()
+[![版本](https://img.shields.io/badge/version-1.4-green.svg)]()
 
 [![stupid counter](https://img.shields.io/github/search/zhamao-robot/zhamao-framework/stupid.svg)](https://github.com/zhamao-robot/zhamao-framework/search?q=stupid)
 [![TODO counter](https://img.shields.io/github/search/zhamao-robot/zhamao-framework/TODO.svg)](https://github.com/zhamao-robot/zhamao-framework/search?q=TODO)
@@ -31,6 +31,7 @@ Pages托管：[https://framework.zhamao.xin/](https://framework.zhamao.xin/)
 ## 特点
 - 支持多账号
 - 灵活的注解事件绑定机制
+- 支持下断点调试（Psysh）
 - 易用的上下文，模块内随处可用
 - 采用模块化编写，功能之间高内聚低耦合
 - 常驻内存，全局缓存变量随处使用
@@ -47,11 +48,10 @@ Pages托管：[https://framework.zhamao.xin/](https://framework.zhamao.xin/)
 | 通用模块 | 图片上传和下载模块 | [zhamao-general-tools](https://github.com/zhamao-robot/zhamao-general-tools) |
 
 ## 计划开发内容
-- [ ] WebSocket测试脚本（客户端）
+- [X] WebSocket测试脚本（客户端）
 - [X] Session 和中间层管理模块
-- [ ] 支持本地和远程两种方式的定时器（计划任务）
 - [X] 常驻服务脚本
-- [ ] 一些常用的通用 API 例如经济（用户积分、亲密度等）的模块
+- [X] 一些常用的通用 API 例如经济（用户积分、亲密度等）的模块
 - [ ] 图灵机器人/腾讯AI 聊天模块
 - [ ] 分词模块（可能会放弃计划，因为目前好用的分词都是其他语言的）
 - [ ] HTTP 过滤器、Auth 模块、完整的 MVC 兼容（可能会放弃计划，因为框架主打机器人开发）
diff --git a/composer.json b/composer.json
index 5aa2a07b..969fc952 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "description": "high-performance intelligent assistant",
     "minimum-stability": "stable",
     "license": "Apache-2.0",
-    "version": "1.3.2",
+    "version": "1.4.0",
     "authors": [
         {
             "name": "whale",
@@ -15,6 +15,7 @@
         }
     ],
     "require": {
+        "php": ">=7.2",
         "swoole/ide-helper": "@dev",
         "ext-mbstring": "*",
         "swlib/saber": "^1.0",
@@ -22,7 +23,8 @@
         "ext-json": "*",
         "ext-posix": "*",
         "ext-ctype": "*",
-        "ext-pdo": "*"
+        "ext-pdo": "*",
+        "psy/psysh": "@stable"
     },
     "repositories": {
         "packagist": {
diff --git a/config/global.php b/config/global.php
index f95ac1aa..7fe76507 100644
--- a/config/global.php
+++ b/config/global.php
@@ -10,6 +10,9 @@ $config['port'] = 20001;
 /** 框架开到公网或外部的HTTP访问链接，通过 DataProvider::getFrameworkLink() 获取 */
 $config['http_reverse_link'] = "http://127.0.0.1:".$config['port'];
 
+/** 框架是否启动debug模式 */
+$config['debug_mode'] = false;
+
 /** 存放框架内文件数据的目录 */
 $config['zm_data'] = WORKING_DIR.'/zm_data/';
 
diff --git a/config/motd.txt b/config/motd.txt
new file mode 100644
index 00000000..45145957
--- /dev/null
+++ b/config/motd.txt
@@ -0,0 +1,6 @@
+ ______
+|__  / |__   __ _ _ __ ___   __ _  ___
+  / /| '_ \ / _` | '_ ` _ \ / _` |/ _ \
+ / /_| | | | (_| | | | | | | (_| | (_) |
+/____|_| |_|\__,_|_| |_| |_|\__,_|\___/
+
diff --git a/phar-starter.php b/phar-starter.php
index 333ad6d0..f019dd7e 100644
--- a/phar-starter.php
+++ b/phar-starter.php
@@ -41,6 +41,7 @@ function loadPhp($dir) {
             loadPhp($path);
         } else {
             if (pathinfo($dir . '/' . $v)['extension'] == 'php') {
+                if(pathinfo($dir . '/' . $v)['basename'] == 'terminal_listener.php') continue;
                 //echo 'loading '.$path.PHP_EOL;
                 require_once $path;
             }
diff --git a/src/Framework/Console.php b/src/Framework/Console.php
index e38bd0d9..8dcf72e7 100755
--- a/src/Framework/Console.php
+++ b/src/Framework/Console.php
@@ -8,12 +8,19 @@
 
 namespace Framework;
 
-use co;
+use ZM\Annotation\Swoole\SwooleEventAt;
+use ZM\Connection\WSConnection;
 use ZM\Utils\ZMUtil;
 use Exception;
 
 class Console
 {
+    /**
+     * @var false|resource
+     */
+    public static $console_proc = null;
+    public static $pipes = [];
+
     static function setColor($string, $color = "") {
         switch ($color) {
             case "red":
@@ -119,8 +126,8 @@ class Console
         }
     }
 
-    static function debug($obj) {
-        debug($obj);
+    static function debug($msg) {
+        if (ZMBuf::$atomics["info_level"]->get() >= 4) Console::log(date("[H:i:s] ") . "[D] " . $msg, 'gray');
     }
 
     static function log($obj, $color = "") {
@@ -157,11 +164,51 @@ class Console
             self::info("ConsoleCommand disabled.");
             return;
         }
-        go(function () {
-            while (true) {
-                $cmd = trim(co::fread(STDIN));
-                if (self::executeCommand($cmd) === false) break;
+        global $terminal_id;
+        global $port;
+        $port = ZMBuf::globals("port");
+        $vss = new SwooleEventAt();
+        $vss->type = "open";
+        $vss->level = 256;
+        $vss->rule = "connectType:terminal";
+        $terminal_id = call_user_func(function () {
+            try {
+                $data = random_bytes(16);
+            } catch (Exception $e) {
+                return "";
             }
+            $data[6] = chr(ord($data[6]) & 0x0f | 0x40);
+            $data[8] = chr(ord($data[8]) & 0x3f | 0x80);
+            return strtoupper(vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4)));
+        });
+        $vss->callback = function(?WSConnection $conn) use ($terminal_id){
+            $req = ctx()->getRequest();
+            if($conn->getType() != "terminal") return false;
+            if(($req->header["x-terminal-id"] ?? "") != $terminal_id || ($req->header["x-pid"] ?? "") != posix_getpid()) {
+                $conn->close();
+                return false;
+            }
+            return false;
+        };
+        ZMBuf::$events[SwooleEventAt::class][] = $vss;
+        $vss2 = new SwooleEventAt();
+        $vss2->type = "message";
+        $vss2->rule = "connectType:terminal";
+        $vss2->callback = function(?WSConnection $conn){
+            if($conn->getType() != "terminal") return false;
+            $cmd = ctx()->getFrame()->data;
+            self::executeCommand($cmd);
+            return false;
+        };
+        ZMBuf::$events[SwooleEventAt::class][] = $vss2;
+        go(function () {
+            global $terminal_id, $port;
+            $descriptorspec = array(
+                0 => STDIN,
+                1 => STDOUT,
+                2 => STDERR
+            );
+            self::$console_proc = proc_open('php -r \'$terminal_id = "'.$terminal_id.'";$port = '.$port.';require "'.__DIR__.'/terminal_listener.php";\'', $descriptorspec, $pipes);
         });
     }
 
@@ -209,14 +256,14 @@ class Console
                 return false;
             case 'save':
                 $origin = ZMBuf::$atomics["info_level"]->get();
-                ZMBuf::$atomics["info_level"]->set(3);
+                //ZMBuf::$atomics["info_level"]->set(3);
                 DataProvider::saveBuffer();
-                ZMBuf::$atomics["info_level"]->set($origin);
+                //ZMBuf::$atomics["info_level"]->set($origin);
                 return true;
             case '':
                 return true;
             default:
-                Console::info("Command not found: " . $it[0]);
+                Console::info("Command not found: " . $cmd);
                 return true;
         }
     }
diff --git a/src/Framework/DataProvider.php b/src/Framework/DataProvider.php
index 5b324966..2fa99c8d 100644
--- a/src/Framework/DataProvider.php
+++ b/src/Framework/DataProvider.php
@@ -4,6 +4,8 @@
 namespace Framework;
 
 
+use ZM\Annotation\Swoole\OnSave;
+
 class DataProvider
 {
     public static $buffer_list = [];
@@ -40,6 +42,13 @@ class DataProvider
             Console::debug("Saving " . $k . " to " . $v);
             self::setJsonData($v, ZMBuf::get($k));
         }
+        foreach (ZMBuf::$events[OnSave::class] ?? [] as $v) {
+            $c = $v->class;
+            $method = $v->method;
+            $class = new $c();
+            Console::debug("Calling @OnSave: $c -> $method");
+            $class->$method();
+        }
         if (ZMBuf::$atomics["info_level"]->get() >= 3)
             echo Console::setColor("saved", "blue") . PHP_EOL;
     }
@@ -53,7 +62,7 @@ class DataProvider
         return json_decode(file_get_contents(self::getDataConfig() . $string), true);
     }
 
-    private static function setJsonData($filename, array $args) {
+    public static function setJsonData($filename, array $args) {
         $pathinfo = pathinfo($filename);
         if (!is_dir(self::getDataConfig() . $pathinfo["dirname"])) {
             Console::debug("Making Directory: " . self::getDataConfig() . $pathinfo["dirname"]);
diff --git a/src/Framework/FrameworkLoader.php b/src/Framework/FrameworkLoader.php
index bdc9476a..db06a085 100644
--- a/src/Framework/FrameworkLoader.php
+++ b/src/Framework/FrameworkLoader.php
@@ -39,7 +39,8 @@ class FrameworkLoader
     public function __construct($args = []) {
         if (self::$instance !== null) die("Cannot run two FrameworkLoader in one process!");
         self::$instance = $this;
-        self::$argv = $args;
+
+
         $this->requireGlobalFunctions();
         if (!isPharMode()) {
             define('WORKING_DIR', getcwd());
@@ -47,7 +48,15 @@ class FrameworkLoader
             echo "Phar mode: " . WORKING_DIR . PHP_EOL;
         }
         $this->registerAutoloader('classLoader');
-        Runtime::enableCoroutine(true, SWOOLE_HOOK_ALL);
+        self::$settings = new GlobalConfig();
+        if (self::$settings->get("debug_mode") === true) {
+            $args[] = "--debug-mode";
+            $args[] = "--disable-console-input";
+        }
+        self::$argv = $args;
+        if (!in_array("--debug-mode", self::$argv)) {
+            Runtime::enableCoroutine(true, SWOOLE_HOOK_ALL);
+        }
         self::$settings = new GlobalConfig();
         ZMBuf::$globals = self::$settings;
         if (!self::$settings->success) die("Failed to load global config. Please check config/global.php file");
@@ -97,7 +106,13 @@ class FrameworkLoader
                 "\nworking_dir: " . (isPharMode() ? realpath('.') : WORKING_DIR)
             );
             global $motd;
-            echo $motd . PHP_EOL;
+            if (!file_exists(DataProvider::getWorkingDir() . "/config/motd.txt")) {
+                echo $motd;
+            } else {
+                echo file_get_contents(DataProvider::getWorkingDir() . "/config/motd.txt");
+            }
+            if (in_array("--debug-mode", self::$argv))
+                Console::warning("You are in debug mode, do not use in production!");
             $this->server->start();
         } catch (Exception $e) {
             Console::error("Framework初始化出现错误，请检查！");
@@ -126,12 +141,15 @@ class FrameworkLoader
         define("ZM_MATCH_FIRST", 1);
         define("ZM_MATCH_NUMBER", 2);
         define("ZM_MATCH_SECOND", 3);
+        define("ZM_BREAKPOINT", 'if(in_array("--debug-mode", \Framework\FrameworkLoader::$argv)) extract(\Psy\debug(get_defined_vars(), isset($this) ? $this : @get_called_class()));');
     }
 
     private function selfCheck() {
         if (!extension_loaded("swoole")) die("Can not find swoole extension.\n");
+        if (version_compare(SWOOLE_VERSION, "4.4.13") == -1) die("You must install swoole version >= 4.4.13 !");
         //if (!extension_loaded("gd")) die("Can not find gd extension.\n");
         if (!extension_loaded("sockets")) die("Can not find sockets extension.\n");
+        if (!extension_loaded("ctype")) die("Can not find ctype extension.\n");
         if (!function_exists("mb_substr")) die("Can not find mbstring extension.\n");
         if (substr(PHP_VERSION, 0, 1) != "7") die("PHP >=7 required.\n");
         //if (!function_exists("curl_exec")) die("Can not find curl extension.\n");
@@ -160,5 +178,6 @@ $motd = <<<EOL
  / /_| | | | (_| | | | | | | (_| | (_) |
 /____|_| |_|\__,_|_| |_| |_|\__,_|\___/ 
 
+
 EOL;
 
diff --git a/src/Framework/ZMBuf.php b/src/Framework/ZMBuf.php
index 12a00cb1..a79de344 100755
--- a/src/Framework/ZMBuf.php
+++ b/src/Framework/ZMBuf.php
@@ -9,9 +9,9 @@
 namespace Framework;
 
 use Swoole\Atomic;
+use Swoole\Database\PDOPool;
 use swoole_atomic;
 use ZM\connection\WSConnection;
-use ZM\Utils\SQLPool;
 
 class ZMBuf
 {
@@ -24,7 +24,7 @@ class ZMBuf
     static $scheduler = null; //This is stupid warning...
 
     //Swoole SQL连接池，多进程下每个进程一个连接池
-    /** @var SQLPool */
+    /** @var PDOPool */
     static $sql_pool = null;//保存sql连接池的类
 
     //只读的数据，可以在多worker_num下使用
@@ -51,6 +51,7 @@ class ZMBuf
     public static $config = [];
     public static $context = [];
     public static $instance = [];
+    public static $context_class = [];
 
     static function get($name, $default = null) {
         return self::$cache[$name] ?? $default;
diff --git a/src/Framework/global_functions.php b/src/Framework/global_functions.php
index 5d5b5aa5..e2989115 100644
--- a/src/Framework/global_functions.php
+++ b/src/Framework/global_functions.php
@@ -3,7 +3,9 @@
 use Framework\Console;
 use Framework\DataProvider;
 use Framework\ZMBuf;
+use Swoole\Coroutine\System;
 use ZM\Context\ContextInterface;
+use ZM\Utils\ZMUtil;
 
 function isPharMode() {
     return substr(__DIR__, 0, 7) == 'phar://';
@@ -162,10 +164,10 @@ function matchArgs($pattern, $context) {
 function set_coroutine_params($array) {
     $cid = Co::getCid();
     if ($cid == -1) die("Cannot set coroutine params at none coroutine mode.");
-    if(isset(ZMBuf::$context[$cid])) ZMBuf::$context[$cid] = array_merge(ZMBuf::$context[$cid], $array);
+    if (isset(ZMBuf::$context[$cid])) ZMBuf::$context[$cid] = array_merge(ZMBuf::$context[$cid], $array);
     else ZMBuf::$context[$cid] = $array;
     foreach (ZMBuf::$context as $c => $v) {
-        if (!Co::exists($c)) unset(ZMBuf::$context[$c]);
+        if (!Co::exists($c)) unset(ZMBuf::$context[$c], ZMBuf::$context_class[$c]);
     }
 }
 
@@ -173,23 +175,52 @@ function set_coroutine_params($array) {
  * @return ContextInterface|null
  */
 function context() {
+    return ctx();
+}
+
+/**
+ * @return ContextInterface|null
+ */
+function ctx() {
     $cid = Co::getCid();
     $c_class = ZMBuf::globals("context_class");
     if (isset(ZMBuf::$context[$cid])) {
-        return new $c_class($cid);
+        return ZMBuf::$context_class[$cid] ?? (ZMBuf::$context_class[$cid] = new $c_class($cid));
     } else {
         Console::debug("未找到当前协程的上下文($cid)，正在找父进程的上下文");
         while (($pcid = Co::getPcid($cid)) !== -1) {
             $cid = $pcid;
-            if (isset(ZMBuf::$context[$cid])) return new $c_class($cid);
+            if (isset(ZMBuf::$context[$cid])) return ZMBuf::$context_class[$cid] ?? (ZMBuf::$context_class[$cid] = new $c_class($cid));
         }
         return null;
     }
 }
 
-function ctx() { return context(); }
+function debug($msg) { Console::debug($msg); }
 
-function debug($msg) {
-    if (ZMBuf::$atomics["info_level"]->get() >= 4)
-        Console::log(date("[H:i:s] ") . "[D] " . $msg, 'gray');
+function zm_sleep($s = 1) { Co::sleep($s); }
+
+function zm_exec($cmd): array { return System::exec($cmd); }
+
+function zm_cid() { return Co::getCid(); }
+
+function zm_yield() { Co::yield(); }
+
+function zm_resume(int $cid) { Co::resume($cid); }
+
+function zm_timer_after($ms, callable $callable) {
+    go(function () use ($ms, $callable) {
+        ZMUtil::checkWait();
+        Swoole\Timer::after($ms, $callable);
+    });
 }
+
+function zm_timer_tick($ms, callable $callable) {
+    go(function () use ($ms, $callable) {
+        ZMUtil::checkWait();
+        Console::debug("Adding extra timer tick of " . $ms . " ms");
+        Swoole\Timer::tick($ms, $callable);
+    });
+}
+
+
diff --git a/src/Framework/terminal_listener.php b/src/Framework/terminal_listener.php
new file mode 100644
index 00000000..a5d8bc96
--- /dev/null
+++ b/src/Framework/terminal_listener.php
@@ -0,0 +1,31 @@
+<?php
+
+use Swoole\Coroutine\Http\Client;
+
+Co\run(function (){
+    global $terminal_id, $port;
+    $client = new Client("127.0.0.1", $port);
+    $client->set(['websocket_mask' => true]);
+    $client->setHeaders(["x-terminal-id" => $terminal_id, 'x-pid' => posix_getppid()]);
+    $ret = $client->upgrade("/?type=terminal");
+    if ($ret) {
+        while (true) {
+            $line = fgets(STDIN);
+            if ($line !== false) {
+                $r = $client->push(trim($line));
+                if (trim($line) == "reload" || trim($line) == "r" || trim($line) == "stop") {
+                    break;
+                }
+                if($r === false) {
+                    echo "Unable to connect framework terminal, connection closed.\n";
+                    break;
+                }
+            } else {
+                break;
+            }
+        }
+    } else {
+        echo "Unable to connect framework terminal. port: $port\n";
+    }
+});
+
diff --git a/src/ZM/API/CQAPI.php b/src/ZM/API/CQAPI.php
index 37bb9648..b715a595 100644
--- a/src/ZM/API/CQAPI.php
+++ b/src/ZM/API/CQAPI.php
@@ -201,7 +201,7 @@ class CQAPI
      * @param CQConnection $connection
      * @param $reply
      * @param |null $function
-     * @return bool
+     * @return bool|array
      */
     public static function processAPI($connection, $reply, $function = null) {
         $api_id = ZMBuf::$atomics["wait_msg_id"]->get();
@@ -243,7 +243,7 @@ class CQAPI
             Console::warning("CQAPI send failed, websocket push error.");
             $response = [
                 "status" => "failed",
-                "retcode" => 999,
+                "retcode" => -1000,
                 "data" => null,
                 "self_id" => $connection->getQQ()
             ];
@@ -251,7 +251,7 @@ class CQAPI
             if (($s["func"] ?? null) !== null)
                 call_user_func($s["func"], $response, $reply);
             ZMBuf::unsetByValue("sent_api", $reply["echo"]);
-            if ($function === true) return null;
+            if ($function === true) return $response;
             return false;
         }
     }
diff --git a/src/ZM/Annotation/AnnotationParser.php b/src/ZM/Annotation/AnnotationParser.php
index f387fc89..f6e8fc52 100644
--- a/src/ZM/Annotation/AnnotationParser.php
+++ b/src/ZM/Annotation/AnnotationParser.php
@@ -4,7 +4,10 @@
 namespace ZM\Annotation;
 
 use Doctrine\Common\Annotations\{AnnotationException, AnnotationReader};
+use Co;
 use Framework\{Console, ZMBuf};
+use Error;
+use Exception;
 use ReflectionClass;
 use ReflectionException;
 use ReflectionMethod;
@@ -22,15 +25,14 @@ use ZM\Annotation\Http\{After, Before, Controller, HandleException, Middleware,
 use Swoole\Timer;
 use ZM\Annotation\Interfaces\CustomAnnotation;
 use ZM\Annotation\Interfaces\Level;
-use ZM\Annotation\Module\{Closed, InitBuffer, SaveBuffer};
-use ZM\Annotation\Swoole\{OnStart, OnTick, SwooleEventAfter, SwooleEventAt};
+use ZM\Annotation\Module\{Closed, InitBuffer, LoadBuffer, SaveBuffer};
+use ZM\Annotation\Swoole\{OnSave, OnStart, OnTick, SwooleEventAfter, SwooleEventAt};
 use ZM\Annotation\Interfaces\Rule;
 use ZM\Connection\WSConnection;
 use ZM\Event\EventHandler;
 use ZM\Http\MiddlewareInterface;
 use Framework\DataProvider;
 use ZM\Utils\ZMUtil;
-use function foo\func;
 
 class AnnotationParser
 {
@@ -64,6 +66,9 @@ class AnnotationParser
                 } elseif ($vs instanceof SaveBuffer) {
                     Console::debug("注册自动保存的缓存变量: " . $vs->buf_name . " (Dir:" . $vs->sub_folder . ")");
                     DataProvider::addSaveBuffer($vs->buf_name, $vs->sub_folder);
+                } elseif ($vs instanceof LoadBuffer) {
+                    Console::debug("注册到内存的缓存变量: " . $vs->buf_name . " (Dir:" . $vs->sub_folder . ")");
+                    ZMBuf::set($vs->buf_name, DataProvider::getJsonData(($vs->sub_folder ?? "") . "/" . $vs->buf_name . ".json"));
                 } elseif ($vs instanceof InitBuffer) {
                     ZMBuf::set($vs->buf_name, []);
                 } elseif ($vs instanceof MiddlewareClass) {
@@ -119,6 +124,7 @@ class AnnotationParser
                     elseif ($vss instanceof CQBefore) ZMBuf::$events[CQBefore::class][$vss->cq_event][] = $vss;
                     elseif ($vss instanceof CQAfter) ZMBuf::$events[CQAfter::class][$vss->cq_event][] = $vss;
                     elseif ($vss instanceof OnStart) ZMBuf::$events[OnStart::class][] = $vss;
+                    elseif ($vss instanceof OnSave) ZMBuf::$events[OnSave::class][] = $vss;
                     elseif ($vss instanceof Middleware) ZMBuf::$events[MiddlewareInterface::class][$vss->class][$vss->method][] = $vss->middleware;
                     elseif ($vss instanceof OnTick) self::addTimerTick($vss);
                     elseif ($vss instanceof CQAPISend) ZMBuf::$events[CQAPISend::class][] = $vss;
@@ -144,13 +150,14 @@ class AnnotationParser
                 }
             }
         }
+        Console::debug("解析注解完毕！");
         if (ZMBuf::isset("timer_count")) {
             Console::info("Added " . ZMBuf::get("timer_count") . " timer(s)!");
             ZMBuf::unsetCache("timer_count");
         }
     }
 
-    private static function getRuleCallback($rule_str) {
+    public static function getRuleCallback($rule_str) {
         $func = null;
         $rule = $rule_str;
         if ($rule != "") {
@@ -228,14 +235,14 @@ class AnnotationParser
         return $func;
     }
 
-    private static function registerRuleEvent(?AnnotationBase $vss, ReflectionMethod $method, ReflectionClass $class) {
+    public static function registerRuleEvent(?AnnotationBase $vss, ReflectionMethod $method, ReflectionClass $class) {
         $vss->callback = self::getRuleCallback($vss->getRule());
         $vss->method = $method->getName();
         $vss->class = $class->getName();
         return $vss;
     }
 
-    private static function registerMethod(?AnnotationBase $vss, ReflectionMethod $method, ReflectionClass $class) {
+    public static function registerMethod(?AnnotationBase $vss, ReflectionMethod $method, ReflectionClass $class) {
         $vss->method = $method->getName();
         $vss->class = $class->getName();
         return $vss;
@@ -336,10 +343,9 @@ class AnnotationParser
         ZMBuf::set("timer_count", ZMBuf::get("timer_count", 0) + 1);
         $class = ZMUtil::getModInstance($vss->class);
         $method = $vss->method;
-        $has_middleware = false;
         $ms = $vss->tick_ms;
         $cid = go(function () use ($class, $method, $ms) {
-            \Co::suspend();
+            Co::suspend();
             $plain_class = get_class($class);
             if (!isset(ZMBuf::$events[MiddlewareInterface::class][$plain_class][$method])) {
                 Console::debug("Added timer: " . $plain_class . " -> " . $method);
@@ -347,9 +353,9 @@ class AnnotationParser
                     set_coroutine_params([]);
                     try {
                         $class->$method();
-                    } catch (\Exception $e) {
+                    } catch (Exception $e) {
                         Console::error("Uncaught error from TimerTick: " . $e->getMessage() . " at " . $e->getFile() . "({$e->getLine()})");
-                    } catch (\Error $e) {
+                    } catch (Error $e) {
                         Console::error("Uncaught fatal error from TimerTick: " . $e->getMessage());
                         echo Console::setColor($e->getTraceAsString(), "gray");
                         Console::error("Please check your code!");
@@ -361,9 +367,9 @@ class AnnotationParser
                     set_coroutine_params([]);
                     try {
                         EventHandler::callWithMiddleware($class, $method, [], []);
-                    } catch (\Exception $e) {
+                    } catch (Exception $e) {
                         Console::error("Uncaught error from TimerTick: " . $e->getMessage() . " at " . $e->getFile() . "({$e->getLine()})");
-                    } catch (\Error $e) {
+                    } catch (Error $e) {
                         Console::error("Uncaught fatal error from TimerTick: " . $e->getMessage());
                         echo Console::setColor($e->getTraceAsString(), "gray");
                         Console::error("Please check your code!");
diff --git a/src/ZM/Annotation/CQ/CQAPISend.php b/src/ZM/Annotation/CQ/CQAPISend.php
index 6b29602d..bf4429c0 100644
--- a/src/ZM/Annotation/CQ/CQAPISend.php
+++ b/src/ZM/Annotation/CQ/CQAPISend.php
@@ -20,6 +20,11 @@ class CQAPISend extends AnnotationBase implements Level
      */
     public $action = "";
 
+    /**
+     * @var bool
+     */
+    public $with_result = false;
+
     public $level = 20;
 
     /**
diff --git a/src/ZM/Annotation/Module/LoadBuffer.php b/src/ZM/Annotation/Module/LoadBuffer.php
new file mode 100644
index 00000000..0ad9c299
--- /dev/null
+++ b/src/ZM/Annotation/Module/LoadBuffer.php
@@ -0,0 +1,24 @@
+<?php
+
+
+namespace ZM\Annotation\Module;
+
+use Doctrine\Common\Annotations\Annotation\Target;
+
+/**
+ * Class LoadBuffer
+ * @package ZM\Annotation\Module
+ * @Annotation
+ * @Target("CLASS")
+ */
+class LoadBuffer
+{
+    /**
+     * @var string
+     * @Required()
+     */
+    public $buf_name;
+
+    /** @var string $sub_folder */
+    public $sub_folder = null;
+}
diff --git a/src/ZM/Annotation/Module/SaveBuffer.php b/src/ZM/Annotation/Module/SaveBuffer.php
index d8e6bcdd..acfe0fdf 100644
--- a/src/ZM/Annotation/Module/SaveBuffer.php
+++ b/src/ZM/Annotation/Module/SaveBuffer.php
@@ -17,9 +17,10 @@ class SaveBuffer
 {
     /**
      * @var string
-     *@Required()
+     * @Required()
      */
     public $buf_name;
+
     /** @var string $sub_folder */
     public $sub_folder = null;
-}
\ No newline at end of file
+}
diff --git a/src/ZM/Annotation/Swoole/OnSave.php b/src/ZM/Annotation/Swoole/OnSave.php
new file mode 100644
index 00000000..4332e94c
--- /dev/null
+++ b/src/ZM/Annotation/Swoole/OnSave.php
@@ -0,0 +1,18 @@
+<?php
+
+
+namespace ZM\Annotation\Swoole;
+
+use Doctrine\Common\Annotations\Annotation\Target;
+use ZM\Annotation\AnnotationBase;
+
+/**
+ * Class OnSave
+ * @package ZM\Annotation\Swoole
+ * @Annotation
+ * @Target("METHOD")
+ */
+class OnSave extends AnnotationBase
+{
+
+}
diff --git a/src/ZM/Connection/ConnectionManager.php b/src/ZM/Connection/ConnectionManager.php
index 79037825..16e01fb4 100644
--- a/src/ZM/Connection/ConnectionManager.php
+++ b/src/ZM/Connection/ConnectionManager.php
@@ -47,6 +47,8 @@ class ConnectionManager
                 return WCConnection::class;
             case "proxy":
                 return ProxyConnection::class;
+            case "terminal":
+                return TerminalConnection::class;
             default:
                 foreach (ZMBuf::$custom_connection_class as $v) {
                     /** @var WSConnection $r */
diff --git a/src/ZM/Connection/TerminalConnection.php b/src/ZM/Connection/TerminalConnection.php
new file mode 100644
index 00000000..07f53dfe
--- /dev/null
+++ b/src/ZM/Connection/TerminalConnection.php
@@ -0,0 +1,13 @@
+<?php
+
+
+namespace ZM\Connection;
+
+
+class TerminalConnection extends WSConnection
+{
+
+    public function getType() {
+        return "terminal";
+    }
+}
diff --git a/src/ZM/Context/Context.php b/src/ZM/Context/Context.php
index 8c89551b..83c5b600 100644
--- a/src/ZM/Context/Context.php
+++ b/src/ZM/Context/Context.php
@@ -54,7 +54,7 @@ class Context implements ContextInterface
     public function getResponse() { return ZMBuf::$context[$this->cid]["response"] ?? null; }
 
     /** @return WSConnection */
-    public function getConnection() { return ConnectionManager::get($this->getFrame()->fd); }
+    public function getConnection() { return ConnectionManager::get($this->getFd()); }
 
     /**
      * @return int|null
@@ -95,6 +95,8 @@ class Context implements ContextInterface
 
     public function setCache($key, $value) { ZMBuf::$context[$this->cid]["cache"][$key] = $value; }
 
+    public function getCQResponse() { return ZMBuf::$context[$this->cid]["cq_response"] ?? null; }
+
     /**
      * only can used by cq->message event function
      * @param $msg
@@ -106,6 +108,7 @@ class Context implements ContextInterface
             case "group":
             case "private":
             case "discuss":
+                $this->setCache("has_reply", true);
                 return CQAPI::quick_reply(ConnectionManager::get($this->getFrame()->fd), $this->getData(), $msg, $yield);
         }
         return false;
diff --git a/src/ZM/Context/ContextInterface.php b/src/ZM/Context/ContextInterface.php
index b6df09c6..d736331d 100644
--- a/src/ZM/Context/ContextInterface.php
+++ b/src/ZM/Context/ContextInterface.php
@@ -72,6 +72,8 @@ interface ContextInterface
 
     public function setMessageType($type);
 
+    public function getCQResponse();
+
     /**
      * @param $msg
      * @param bool $yield
diff --git a/src/ZM/DB/DB.php b/src/ZM/DB/DB.php
index f239e0fb..6084e9de 100644
--- a/src/ZM/DB/DB.php
+++ b/src/ZM/DB/DB.php
@@ -9,6 +9,7 @@ use framework\Console;
 use framework\ZMBuf;
 use PDOStatement;
 use Swoole\Coroutine;
+use Swoole\Database\PDOStatementProxy;
 use ZM\Exception\DbException;
 
 class DB
@@ -66,9 +67,10 @@ class DB
         try {
             $conn = ZMBuf::$sql_pool->get();
             if ($conn === false) {
+                ZMBuf::$sql_pool->put(null);
                 throw new DbException("无法连接SQL！" . $line);
             }
-            $result = $conn->query($line) === false ? false : ($conn->errno != 0 ? false : true);
+            $result = $conn->query($line) === false ? false : true;
             ZMBuf::$sql_pool->put($conn);
             return $result;
         } catch (DBException $e) {
@@ -98,25 +100,29 @@ class DB
         try {
             $conn = ZMBuf::$sql_pool->get();
             if ($conn === false) {
+                ZMBuf::$sql_pool->put(null);
                 throw new DbException("无法连接SQL！" . $line);
             }
             $ps = $conn->prepare($line);
             if ($ps === false) {
-                ZMBuf::$sql_pool->connect_cnt -= 1;
+                ZMBuf::$sql_pool->put(null);
                 throw new DbException("SQL语句查询错误，" . $line . "，错误信息：" . $conn->error);
             } else {
-                if (!($ps instanceof PDOStatement)) {
-                    throw new DbException("语句查询错误！" . $line);
+                if (!($ps instanceof PDOStatement) && !($ps instanceof PDOStatementProxy)) {
+                    var_dump($ps);
+                    ZMBuf::$sql_pool->put(null);
+                    throw new DbException("语句查询错误！返回的不是 PDOStatement" . $line);
                 }
                 if ($params == []) $result = $ps->execute();
                 elseif (!is_array($params)) {
                     $result = $ps->execute([$params]);
                 } else $result = $ps->execute($params);
-                ZMBuf::$sql_pool->put($conn);
                 if ($result !== true) {
+                    ZMBuf::$sql_pool->put(null);
                     throw new DBException("语句[$line]错误！" . $ps->errorInfo()[2]);
                     //echo json_encode(debug_backtrace(), 128 | 256);
                 }
+                ZMBuf::$sql_pool->put($conn);
                 if (ZMBuf::get("sql_log") === true) {
                     $log =
                         "[" . date("Y-m-d H:i:s") .
@@ -134,8 +140,12 @@ class DB
                     "] " . $line . " " . json_encode($params, JSON_UNESCAPED_UNICODE) . " (Error:" . $e->getMessage() . ")\n";
                 Coroutine::writeFile(CRASH_DIR . "sql.log", $log, FILE_APPEND);
             }
+            if(mb_strpos($e->getMessage(), "has gone away") !== false) {
+                zm_sleep(0.2);
+                Console::warning("Gone away of MySQL! retrying!");
+                return self::rawQuery($line, $params);
+            }
             Console::warning($e->getMessage());
-
             throw $e;
         }
     }
diff --git a/src/ZM/DB/WhereBody.php b/src/ZM/DB/WhereBody.php
index eb2b651f..ec5ca4de 100644
--- a/src/ZM/DB/WhereBody.php
+++ b/src/ZM/DB/WhereBody.php
@@ -28,6 +28,7 @@ trait WhereBody
                 $param []=$vs;
             }
         }
+        if ($msg == '') $msg = 1;
         return [$msg, $param];
     }
-}
\ No newline at end of file
+}
diff --git a/src/ZM/Event/CQ/MessageEvent.php b/src/ZM/Event/CQ/MessageEvent.php
index 9fce23e6..0d6603c9 100644
--- a/src/ZM/Event/CQ/MessageEvent.php
+++ b/src/ZM/Event/CQ/MessageEvent.php
@@ -38,18 +38,19 @@ class MessageEvent
      * @throws AnnotationException
      */
     public function onBefore() {
-        foreach (ZMBuf::$events[CQBefore::class]["message"] ?? [] as $v) {
-            $c = $v->class;
+        $obj_list = ZMBuf::$events[CQBefore::class]["message"];
+        foreach ($obj_list as $v) {
+            if($v->level < 200) break;
             EventHandler::callWithMiddleware(
-                $c,
+                $v->class,
                 $v->method,
                 ["data" => context()->getData(), "connection" => $this->connection],
                 [],
                 function ($r) {
-                    if(!$r) context()->setCache("block_continue", true);
+                    if (!$r) context()->setCache("block_continue", true);
                 }
             );
-            if(context()->getCache("block_continue") === true) return false;
+            if (context()->getCache("block_continue") === true) return false;
         }
         foreach (ZMBuf::get("wait_api", []) as $k => $v) {
             if (context()->getData()["user_id"] == $v["user_id"] &&
@@ -63,6 +64,21 @@ class MessageEvent
                 return false;
             }
         }
+        foreach (ZMBuf::$events[CQBefore::class]["message"] ?? [] as $v) {
+            if($v->level >= 200) continue;
+            $c = $v->class;
+            if (ctx()->getCache("level") != 0) continue;
+            EventHandler::callWithMiddleware(
+                $c,
+                $v->method,
+                ["data" => context()->getData(), "connection" => $this->connection],
+                [],
+                function ($r) {
+                    if (!$r) context()->setCache("block_continue", true);
+                }
+            );
+            if (context()->getCache("block_continue") === true) return false;
+        }
         return true;
     }
 
@@ -91,7 +107,7 @@ class MessageEvent
                         "data" => context()->getData(),
                         "connection" => context()->getConnection()
                     ];
-                    if(!isset($obj[$c])) {
+                    if (!isset($obj[$c])) {
                         $obj[$c] = new $c($class_construct);
                     }
                     if ($word[0] != "" && $v->match == $word[0]) {
@@ -102,7 +118,8 @@ class MessageEvent
                         });
                         return;
                     } elseif ($v->regexMatch != "" && ($args = matchArgs($v->regexMatch, context()->getMessage())) !== false) {
-                        $this->function_call = EventHandler::callWithMiddleware($obj[$c], $v->method, $class_construct, [$args], function ($r){
+                        Console::debug("Calling $c -> {$v->method}");
+                        $this->function_call = EventHandler::callWithMiddleware($obj[$c], $v->method, $class_construct, [$args], function ($r) {
                             if (is_string($r)) context()->reply($r);
                             return true;
                         });
@@ -120,13 +137,14 @@ class MessageEvent
                     ($v->message_type == '' || ($v->message_type != '' && $v->message_type == context()->getData()["message_type"])) &&
                     ($v->raw_message == '' || ($v->raw_message != '' && $v->raw_message == context()->getData()["raw_message"]))) {
                     $c = $v->class;
+                    Console::debug("Calling CQMessage: $c -> {$v->method}");
                     if (!isset($obj[$c]))
                         $obj[$c] = new $c([
                             "data" => context()->getData(),
                             "connection" => $this->connection
                         ], ModHandleType::CQ_MESSAGE);
-                    EventHandler::callWithMiddleware($obj[$c], $v->method, [], [context()->getData()["message"]], function($r) {
-                        if(is_string($r)) context()->reply($r);
+                    EventHandler::callWithMiddleware($obj[$c], $v->method, [], [context()->getData()["message"]], function ($r) {
+                        if (is_string($r)) context()->reply($r);
                     });
                     if (context()->getCache("block_continue") === true) return;
                 }
@@ -150,10 +168,10 @@ class MessageEvent
                 ["data" => context()->getData(), "connection" => $this->connection],
                 [],
                 function ($r) {
-                    if(!$r) context()->setCache("block_continue", true);
+                    if (!$r) context()->setCache("block_continue", true);
                 }
             );
-            if(context()->getCache("block_continue") === true) return false;
+            if (context()->getCache("block_continue") === true) return false;
         }
         return true;
     }
diff --git a/src/ZM/Event/EventHandler.php b/src/ZM/Event/EventHandler.php
index f41efc6a..b6d33656 100644
--- a/src/ZM/Event/EventHandler.php
+++ b/src/ZM/Event/EventHandler.php
@@ -11,6 +11,7 @@ use Exception;
 use Framework\Console;
 use Framework\ZMBuf;
 use ZM\Event\Swoole\{MessageEvent, RequestEvent, WorkerStartEvent, WSCloseEvent, WSOpenEvent};
+use Swoole\Http\Request;
 use Swoole\Server;
 use Swoole\WebSocket\Frame;
 use ZM\Annotation\CQ\CQAPIResponse;
@@ -46,8 +47,9 @@ class EventHandler
                         DataProvider::saveBuffer();
                         ZMBuf::$server->shutdown();
                     });
-                    (new WorkerStartEvent($param0, $param1))->onActivate()->onAfter();
+                    $r = (new WorkerStartEvent($param0, $param1))->onActivate();
                     Console::log("\n=== Worker #" . $param0->worker_id . " 已启动 ===\n", "gold");
+                    $r->onAfter();
                     self::startTick();
                 } catch (Exception $e) {
                     Console::error("Worker加载出错！停止服务！");
@@ -69,6 +71,7 @@ class EventHandler
                 } catch (Error $e) {
                     $error_msg = $e->getMessage() . " at " . $e->getFile() . "(" . $e->getLine() . ")";
                     Console::error("Fatal error when calling $event_name: " . $error_msg);
+                    Console::stackTrace();
                 }
                 break;
             case "request":
@@ -99,12 +102,14 @@ class EventHandler
                 }
                 break;
             case "open":
-                set_coroutine_params(["server" => $param0, "request" => $param1]);
+                /** @var Request $param1 */
+                set_coroutine_params(["server" => $param0, "request" => $param1, "fd" => $param1->fd]);
                 try {
                     (new WSOpenEvent($param0, $param1))->onActivate()->onAfter();
                 } catch (Error $e) {
                     $error_msg = $e->getMessage() . " at " . $e->getFile() . "(" . $e->getLine() . ")";
                     Console::error("Fatal error when calling $event_name: " . $error_msg);
+                    Console::stackTrace();
                 }
                 break;
             case "close":
@@ -114,6 +119,7 @@ class EventHandler
                 } catch (Error $e) {
                     $error_msg = $e->getMessage() . " at " . $e->getFile() . "(" . $e->getLine() . ")";
                     Console::error("Fatal error when calling $event_name: " . $error_msg);
+                    Console::stackTrace();
                 }
                 break;
         }
@@ -128,6 +134,7 @@ class EventHandler
      * @throws AnnotationException
      */
     public static function callCQEvent($event_data, $conn_or_response, int $level = 0) {
+        ctx()->setCache("level",$level);
         if ($level >= 5) {
             Console::warning("Recursive call reached " . $level . " times");
             Console::stackTrace();
@@ -160,8 +167,12 @@ class EventHandler
         return false;
     }
 
+    /**
+     * @param $req
+     * @throws AnnotationException
+     */
     public static function callCQResponse($req) {
-        //Console::info("收到来自API连接的回复：".json_encode($req, 128|256));
+        Console::debug("收到来自API连接的回复：".json_encode($req, 128|256));
         $status = $req["status"];
         $retcode = $req["retcode"];
         $data = $req["data"];
@@ -172,13 +183,26 @@ class EventHandler
                 "status" => $status,
                 "retcode" => $retcode,
                 "data" => $data,
-                "self_id" => $self_id
+                "self_id" => $self_id,
+                "echo" => $req["echo"]
             ];
+            set_coroutine_params(["cq_response" => $response]);
             if (isset(ZMBuf::$events[CQAPIResponse::class][$req["retcode"]])) {
                 list($c, $method) = ZMBuf::$events[CQAPIResponse::class][$req["retcode"]];
                 $class = new $c(["data" => $origin["data"]]);
                 call_user_func_array([$class, $method], [$origin["data"], $req]);
             }
+            $origin_ctx = ctx()->copy();
+            ctx()->setCache("action", $origin["data"]["action"] ?? "unknown");
+            ctx()->setData($origin["data"]);
+            foreach (ZMBuf::$events[CQAPISend::class] ?? [] as $k => $v) {
+                if (($v->action == "" || $v->action == ctx()->getCache("action")) && $v->with_result) {
+                    $c = $v->class;
+                    self::callWithMiddleware($c, $v->method, context()->copy(), [ctx()->getCache("action"), $origin["data"]["params"] ?? [], ctx()->getRobotId()]);
+                    if (context()->getCache("block_continue") === true) break;
+                }
+            }
+            set_coroutine_params($origin_ctx);
             if (($origin["func"] ?? null) !== null) {
                 call_user_func($origin["func"], $response, $origin["data"]);
             } elseif (($origin["coroutine"] ?? false) !== false) {
@@ -204,7 +228,7 @@ class EventHandler
             context()->setCache("action", $action);
             context()->setCache("reply", $reply);
             foreach (ZMBuf::$events[CQAPISend::class] ?? [] as $k => $v) {
-                if ($v->action == "" || $v->action == $action) {
+                if (($v->action == "" || $v->action == $action) && !$v->with_result) {
                     $c = $v->class;
                     self::callWithMiddleware($c, $v->method, context()->copy(), [$reply["action"], $reply["params"] ?? [], $connection->getQQ()]);
                     if (context()->getCache("block_continue") === true) break;
@@ -286,5 +310,6 @@ class EventHandler
         foreach (ZMBuf::get("paused_tick", []) as $cid) {
             Co::resume($cid);
         }
+
     }
 }
diff --git a/src/ZM/Event/Swoole/MessageEvent.php b/src/ZM/Event/Swoole/MessageEvent.php
index abbb8d50..0c6f9298 100644
--- a/src/ZM/Event/Swoole/MessageEvent.php
+++ b/src/ZM/Event/Swoole/MessageEvent.php
@@ -48,8 +48,10 @@ class MessageEvent implements SwooleEvent
                     ctx()->setCache("level", 0);
                     Console::debug("Calling CQ Event from fd=" . $conn->fd);
                     EventHandler::callCQEvent($data, ConnectionManager::get(context()->getFrame()->fd), 0);
-                } else
+                } else{
+                    set_coroutine_params(["connection" => $conn]);
                     EventHandler::callCQResponse($data);
+                }
             }
             foreach (ZMBuf::$events[SwooleEventAt::class] ?? [] as $v) {
                 if (strtolower($v->type) == "message" && $this->parseSwooleRule($v)) {
diff --git a/src/ZM/Event/Swoole/WSOpenEvent.php b/src/ZM/Event/Swoole/WSOpenEvent.php
index 5038767b..833749e1 100644
--- a/src/ZM/Event/Swoole/WSOpenEvent.php
+++ b/src/ZM/Event/Swoole/WSOpenEvent.php
@@ -6,6 +6,7 @@ namespace ZM\Event\Swoole;
 
 use Closure;
 use Doctrine\Common\Annotations\AnnotationException;
+use Framework\Console;
 use Framework\ZMBuf;
 use Swoole\Http\Request;
 use Swoole\WebSocket\Server;
@@ -51,9 +52,16 @@ class WSOpenEvent implements SwooleEvent
         if ($type_conn == CQConnection::class) {
             $qq = $this->request->get["qq"] ?? $this->request->header["x-self-id"] ?? "";
             $self_token = ZMBuf::globals("access_token") ?? "";
-            $remote_token = $this->request->get["token"] ?? (isset($header["authorization"]) ? explode(" ", $this->request->header["authorization"])[1] : "");
+            if(isset($this->request->header["authorization"])) {
+                Console::debug($this->request->header["authorization"]);
+            }
+            $remote_token = $this->request->get["token"] ?? (isset($this->request->header["authorization"]) ? explode(" ", $this->request->header["authorization"])[1] : "");
             if ($qq != "" && ($self_token == $remote_token)) $this->conn = new CQConnection($this->server, $this->request->fd, $qq);
-            else $this->conn = new UnknownConnection($this->server, $this->request->fd);
+            else {
+                $this->conn = new UnknownConnection($this->server, $this->request->fd);
+                Console::warning("connection of CQ has invalid QQ or token!");
+                Console::debug("Remote token: ".$remote_token);
+            }
         } else {
             $this->conn = new $type_conn($this->server, $this->request->fd);
         }
diff --git a/src/ZM/Event/Swoole/WorkerStartEvent.php b/src/ZM/Event/Swoole/WorkerStartEvent.php
index b8d02c7c..24c7f519 100644
--- a/src/ZM/Event/Swoole/WorkerStartEvent.php
+++ b/src/ZM/Event/Swoole/WorkerStartEvent.php
@@ -9,6 +9,8 @@ use Doctrine\Common\Annotations\AnnotationException;
 use Exception;
 use ReflectionException;
 use Swoole\Coroutine;
+use Swoole\Database\PDOConfig;
+use Swoole\Database\PDOPool;
 use Swoole\Process;
 use Swoole\Timer;
 use ZM\Annotation\AnnotationBase;
@@ -25,7 +27,6 @@ use Swoole\Server;
 use ZM\Event\EventHandler;
 use ZM\Exception\DbException;
 use Framework\DataProvider;
-use ZM\Utils\SQLPool;
 use ZM\Utils\ZMUtil;
 
 class WorkerStartEvent implements SwooleEvent
@@ -49,6 +50,9 @@ class WorkerStartEvent implements SwooleEvent
      */
     public function onActivate(): WorkerStartEvent {
         Console::info("Worker启动中");
+        ZMBuf::$server = $this->server;
+        Console::listenConsole(); //这个方法只能在这里调用，且如果worker_num不为1的话，此功能不可用
+
         Process::signal(SIGINT, function () {
             Console::warning("Server interrupted by keyboard.");
             ZMUtil::stop(true);
@@ -76,14 +80,35 @@ class WorkerStartEvent implements SwooleEvent
         }
         if (ZMBuf::globals("sql_config")["sql_host"] != "") {
             Console::info("新建SQL连接池中");
-            ZMBuf::$sql_pool = new SQLPool();
+            ob_start();
+            phpinfo();
+            $str = ob_get_clean();
+            $str = explode("\n", $str);
+            foreach($str as $k => $v) {
+                $v = trim($v);
+                if($v == "") continue;
+                if(mb_strpos($v, "API Extensions") === false) continue;
+                if(mb_strpos($v, "pdo_mysql") === false) {
+                    throw new DbException("未安装 mysqlnd php-mysql扩展。");
+                }
+            }
+            $sql = ZMBuf::globals("sql_config");
+            ZMBuf::$sql_pool = new PDOPool((new PDOConfig())
+                ->withHost($sql["sql_host"])
+                ->withPort($sql["sql_port"])
+                // ->withUnixSocket('/tmp/mysql.sock')
+                ->withDbName($sql["sql_database"])
+                ->withCharset('utf8mb4')
+                ->withUsername($sql["sql_username"])
+                ->withPassword($sql["sql_password"])
+            );
             DB::initTableList();
         }
-        ZMBuf::$server = $this->server;
+
         ZMBuf::$atomics['reload_time']->add(1);
 
         Console::info("监听console输入");
-        Console::listenConsole(); //这个方法只能在这里调用，且如果worker_num不为1的话，此功能不可用
+
         $this->setAutosaveTimer(ZMBuf::globals("auto_save_interval"));
         $this->loadAllClass(); //加载composer资源、phar外置包、注解解析注册等
         return $this;
@@ -99,18 +124,22 @@ class WorkerStartEvent implements SwooleEvent
         }
         ZMBuf::unsetCache("wait_start");
         set_coroutine_params(["server" => $this->server, "worker_id" => $this->worker_id]);
+
         foreach (ZMBuf::$events[OnStart::class] ?? [] as $v) {
             $class_name = $v->class;
+            Console::debug("正在调用启动时函数: " . $class_name . " -> " . $v->method);
             EventHandler::callWithMiddleware($class_name, $v->method, ["server" => $this->server, "worker_id" => $this->worker_id], []);
         }
         foreach (ZMBuf::$events[SwooleEventAfter::class] ?? [] as $v) {
             /** @var AnnotationBase $v */
             if (strtolower($v->type) == "workerstart") {
                 $class_name = $v->class;
+                Console::debug("正在调用启动时函数after: " . $class_name . " -> " . $v->method);
                 EventHandler::callWithMiddleware($class_name, $v->method, ["server" => $this->server, "worker_id" => $this->worker_id], []);
                 if (context()->getCache("block_continue") === true) break;
             }
         }
+        Console::debug("调用完毕！");
         return $this;
     }
 
@@ -118,8 +147,8 @@ class WorkerStartEvent implements SwooleEvent
         foreach ($this->server->connections as $v) {
             $this->server->close($v);
         }
-        if (ZMBuf::$sql_pool instanceof SqlPool) {
-            ZMBuf::$sql_pool->destruct();
+        if (ZMBuf::$sql_pool !== null) {
+            ZMBuf::$sql_pool->close();
             ZMBuf::$sql_pool = null;
         }
     }
@@ -147,12 +176,11 @@ class WorkerStartEvent implements SwooleEvent
         }
 
         //加载composer类
+        Console::info("加载composer资源中");
         if (file_exists(DataProvider::getWorkingDir() . "/vendor/autoload.php")) {
-            Console::info("加载composer资源中");
             require_once DataProvider::getWorkingDir() . "/vendor/autoload.php";
-        } else {
-            if (isPharMode()) require_once WORKING_DIR . "/vendor/autoload.php";
         }
+        if (isPharMode()) require_once WORKING_DIR . "/vendor/autoload.php";
 
         //加载各个模块的注解类，以及反射
         Console::info("检索Module中");
@@ -162,6 +190,7 @@ class WorkerStartEvent implements SwooleEvent
         ConnectionManager::registerCustomClass();
 
         //加载自定义的全局函数
+        Console::debug("加载自定义的全局函数中");
         if (file_exists(DataProvider::getWorkingDir() . "/src/Custom/global_function.php"))
             require_once DataProvider::getWorkingDir() . "/src/Custom/global_function.php";
         $this->afterCheck();
@@ -169,7 +198,7 @@ class WorkerStartEvent implements SwooleEvent
 
     private function setAutosaveTimer($globals) {
         DataProvider::$buffer_list = [];
-        Timer::tick($globals * 1000, function () {
+        zm_timer_tick($globals * 1000, function () {
             DataProvider::saveBuffer();
         });
     }
diff --git a/src/ZM/Http/StaticFileHandler.php b/src/ZM/Http/StaticFileHandler.php
new file mode 100644
index 00000000..fec943bc
--- /dev/null
+++ b/src/ZM/Http/StaticFileHandler.php
@@ -0,0 +1,35 @@
+<?php
+
+
+namespace ZM\Http;
+
+
+use Framework\Console;
+use Framework\ZMBuf;
+use ZM\Utils\ZMUtil;
+
+class StaticFileHandler
+{
+    public function __construct($filename, $path) {
+        $full_path = realpath($path . "/" . $filename);
+        $response = ctx()->getResponse();
+        Console::debug("Full path: ".$full_path);
+        if ($full_path !== false) {
+            if (strpos($full_path, $path) !== 0) {
+                $response->status(403);
+                $response->end("403 Forbidden");
+                return true;
+            } else {
+                if(is_file($full_path)) {
+                    $exp = strtolower(pathinfo($full_path)['extension'] ?? "unknown");
+                    $response->setHeader("Content-Type", ZMBuf::config("file_header")[$exp] ?? "application/octet-stream");
+                    $response->end(file_get_contents($full_path));
+                    return true;
+                }
+            }
+        }
+        $response->status(404);
+        $response->end(ZMUtil::getHttpCodePage(404));
+        return true;
+    }
+}
diff --git a/src/ZM/Utils/SQLPool.php b/src/ZM/Utils/SQLPool.php
index d813b6f9..9fb66280 100644
--- a/src/ZM/Utils/SQLPool.php
+++ b/src/ZM/Utils/SQLPool.php
@@ -14,7 +14,6 @@ use PDO;
 use PDOException;
 use SplQueue;
 use Swoole\Coroutine;
-use Swoole\Coroutine\Mysql;
 
 class SQLPool
 {
@@ -34,6 +33,26 @@ class SQLPool
             "password" => ZMBuf::globals("sql_config")["sql_password"],
             "database" => ZMBuf::globals("sql_config")["sql_database"]
         ];
+        Console::debug("新建检测 MySQL 连接的计时器");
+        zm_timer_tick(10000, function () {
+            //Console::debug("正在检测是否有坏死的MySQL连接，当前连接池有 ".count($this->pool) . " 个连接");
+            if (count($this->pool) > 0) {
+                /** @var PDO $cnn */
+                $cnn = $this->pool->pop();
+                $this->connect_cnt -= 1;
+                try {
+                    $cnn->getAttribute(PDO::ATTR_SERVER_INFO);
+                } catch (PDOException $e) {
+                    if (strpos($e->getMessage(), 'MySQL server has gone away') !== false) {
+                        Console::info("MySQL 长连接丢失，取消连接");
+                        unset($cnn);
+                        return;
+                    }
+                }
+                $this->pool->push($cnn);
+                $this->connect_cnt += 1;
+            }
+        });
     }
 
     /**
@@ -90,8 +109,7 @@ class SQLPool
 
     private function newConnect() {
         //无空闲连接，创建新连接
-        $mysql = new Mysql();
-        $dsn = "mysql:host=" . $this->info["host"] . ";dbname=" . $this->info["database"];
+        $dsn = "mysql:host=" . $this->info["host"] . ";dbname=" . $this->info["database"] . ";charset=utf8";
         try {
             $mysql = new PDO($dsn, $this->info["user"], $this->info["password"], array(PDO::ATTR_PERSISTENT => true));
         } catch (PDOException $e) {