diff --git a/app/middleware/Cros.php b/app/middleware/Cros.php
new file mode 100644
index 0000000..2a1fa70
--- /dev/null
+++ b/app/middleware/Cros.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace app\middleware;
+
+use Webman\MiddlewareInterface;
+use Webman\Http\Response;
+use Webman\Http\Request;
+
+class Cros implements MiddlewareInterface
+{
+    public function process(Request $request, callable $handler) : Response
+    {
+        // 如果是options请求则返回一个空响应，否则继续向洋葱芯穿越，并得到一个响应
+        $response = $request->method() == 'OPTIONS' ? response('') : $handler($request);
+
+        // 给响应添加跨域相关的http头
+        $response->withHeaders([
+            'Access-Control-Allow-Credentials' => 'true',
+            'Access-Control-Allow-Origin' => $request->header('origin', '*'),
+            'Access-Control-Allow-Methods' => $request->header('access-control-request-method', '*'),
+            'Access-Control-Allow-Headers' => $request->header('access-control-request-headers', '*'),
+        ]);
+
+        return $response;
+    }
+}
\ No newline at end of file
diff --git a/config/middleware.php b/config/middleware.php
index 8e964ed..905458e 100644
--- a/config/middleware.php
+++ b/config/middleware.php
@@ -6,10 +6,18 @@
  * For full copyright and license information, please see the MIT-LICENSE.txt
  * Redistributions of files must retain the above copyright notice.
  *
- * @author    walkor<walkor@workerman.net>
+ * @author    walkor<walkor@workerman.net>p
  * @copyright walkor<walkor@workerman.net>
  * @link      http://www.workerman.net/
  * @license   http://www.opensource.org/licenses/mit-license.php MIT License
  */
 
-return [];
\ No newline at end of file
+
+return [
+    // 全局中间件
+    '' => [
+        // ... 这里省略其它中间件
+//        app\middleware\Cros::class,
+    ]
+
+];
\ No newline at end of file
diff --git a/config/route.php b/config/route.php
index edff486..fbd75b0 100644
--- a/config/route.php
+++ b/config/route.php
@@ -16,6 +16,7 @@
 use app\controller\AdController;
 use app\controller\OAuthController;
 use app\controller\GoogleAdsController;
+use support\Request;
 use Webman\Route;
 
 
@@ -115,6 +116,17 @@ Route::group('/googleads', function () {
     });
 });
 
+Route::fallback(function (Request $request) {
+    $response = strtoupper($request->method()) === 'OPTIONS' ? response('', 204) : response('', 404);
+    $response->withHeaders([
+        'Access-Control-Allow-Credentials' => 'true',
+        'Access-Control-Allow-Origin' => "*",
+        'Access-Control-Allow-Methods' => '*',
+        'Access-Control-Allow-Headers' => '*',
+    ]);
+    return $response;
+});
+