diff --git a/app/Http/Kernel.php b/app/Http/Kernel.php
index c44452b..4772945 100644
--- a/app/Http/Kernel.php
+++ b/app/Http/Kernel.php
@@ -7,6 +7,7 @@
 use App\Http\Middleware\Authenticate;
 use App\Http\Middleware\EncryptCookies;
 use App\Http\Middleware\JsonRequest;
+use App\Http\Middleware\MakeSureModuleStatusIsUp;
 use App\Http\Middleware\PreventRequestsDuringMaintenance;
 use App\Http\Middleware\RealNamed;
 use App\Http\Middleware\RedirectIfAuthenticated;
@@ -80,6 +81,7 @@ class Kernel extends HttpKernel
         'module' => [
             JsonRequest::class,
             SubstituteBindings::class,
+            MakeSureModuleStatusIsUp::class
         ],
     ];
 
diff --git a/app/Http/Middleware/MakeSureModuleStatusIsUp.php b/app/Http/Middleware/MakeSureModuleStatusIsUp.php
new file mode 100644
index 0000000..a636635
--- /dev/null
+++ b/app/Http/Middleware/MakeSureModuleStatusIsUp.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\Http\Response;
+
+class MakeSureModuleStatusIsUp
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param Request $request
+     * @param Closure $next
+     *
+     * @return Response|RedirectResponse|JsonResponse
+     */
+    public function handle(Request $request, Closure $next): Response|RedirectResponse|JsonResponse
+    {
+        if ($request->user('module')->status !== 'up') {
+            return response()->json([
+                'message' => '无法连接到模块。',
+            ], 503);
+        }
+
+        return $next($request);
+    }
+}
diff --git a/app/Providers/RouteServiceProvider.php b/app/Providers/RouteServiceProvider.php
index 5fb94b4..a07d64a 100644
--- a/app/Providers/RouteServiceProvider.php
+++ b/app/Providers/RouteServiceProvider.php
@@ -34,7 +34,7 @@ public function boot(): void
                 ->as('api.')
                 ->group(base_path('routes/api.php'));
 
-            Route::middleware(['module', 'auth:module'])
+            Route::middleware(['auth:module', 'module'])
                 ->prefix('modules')
                 ->as('modules.')
                 ->group(base_path('routes/modules.php'));