diff --git a/src/Middleware/Security.php b/src/Middleware/Security.php
index 5007b02..6d2eabc 100644
--- a/src/Middleware/Security.php
+++ b/src/Middleware/Security.php
@@ -48,6 +48,7 @@ class Security
             '127.0.0.',
             '192.168.',
             '10.0.',
+            '172.19.'
         ])) {
             return true;
         }
diff --git a/src/Server/JsonRpcServer.php b/src/Server/JsonRpcServer.php
index 017fa7c..ebda98d 100644
--- a/src/Server/JsonRpcServer.php
+++ b/src/Server/JsonRpcServer.php
@@ -31,9 +31,9 @@ class JsonRpcServer extends JsonRpcBase
 
     public function handler()
     {
-        if ($this->request->getContentType() != 'json') {
-            return $this->error(self::Rpc_Error_Invalid_Request);
-        }
+//        if ($this->request->getContentType() != 'json') {
+//            return $this->error(self::Rpc_Error_Invalid_Request);
+//        }
 
         try {
 
diff --git a/src/Server/JsonRpcTool.php b/src/Server/JsonRpcTool.php
index afbbadb..258253d 100644
--- a/src/Server/JsonRpcTool.php
+++ b/src/Server/JsonRpcTool.php
@@ -35,12 +35,9 @@ class JsonRpcTool
          */
         $view = view();
 
-        $params = json_decode($request->input('params'), true);
+        $params = json_decode($request->input('params',"[\r\n]"), true);
         $method = $request->input('method');
         if ($request->method() == Request::METHOD_POST) {
-
-
-
             try {
                 $result = app('rpc.'.$this->config['name'])->call($method, $params);
                 $view->share('result', json_encode($result, JSON_PRETTY_PRINT));
@@ -52,7 +49,7 @@ class JsonRpcTool
         $view->share('method',$method);
         $view->share('endpoint', $this->getEndpoint());
         $view->share('methods', $methods);
-        $view->share('params', json_encode($params));
+        $view->share('params', json_encode($params,JSON_PRETTY_PRINT));
 
         foreach ($methods as $name => $class) {
             $desc[$name] = $this->desc($class[0], $class[1]);
diff --git a/src/views/tool.blade.php b/src/views/tool.blade.php
index 5db66da..9f29510 100644
--- a/src/views/tool.blade.php
+++ b/src/views/tool.blade.php
@@ -68,9 +68,9 @@
                 <div class="form-row">
 
                     <div class="form-group col-md-12">
-                        <label for="inputAddress">Params</label>
-                        <input type="text" class="form-control" name="params" id="params" placeholder="逗号分隔"
-                        value="{{$params}}">
+                        <label for="inputAddress">Params（json 数组）</label>
+                        <div id="editor" style="height: 300px">{{$params}}</div>
+                        <input type="hidden" name="params" id="params" value="{{$params}}">
                     </div>
                 </div>
                 <button type="submit" class="btn btn-primary">Request</button>
@@ -99,6 +99,15 @@
 <script src="https://cdn.bootcss.com/twitter-bootstrap/4.2.1/js/bootstrap.min.js"></script>
 <script src="https://cdn.bootcss.com/highlight.js/9.13.1/highlight.min.js"></script>
 <script src="https://cdn.bootcss.com/highlight.js/9.13.1/languages/json.min.js"></script>
+<script src="https://cdn.bootcss.com/ace/1.4.2/ace.js"></script>
+<script>
+    var editor = ace.edit("editor");
+    editor.setTheme("ace/theme/monokai");
+    editor.session.setMode("ace/mode/json");
+    editor.on('change',function(e){
+        $('#params').val(editor.getValue())
+    })
+</script>
 <script>hljs.initHighlightingOnLoad();</script>
 </body>
 </html>
\ No newline at end of file