采集数据时新增一个parent_code字段，同时device_code更改为必填

EdgeManager.php

@@ -175,6 +175,15 @@ $worker -> onMessage = function(TcpConnection $connection, Request $request) {
                         'errmsg' => '节点编码和数值类型不匹配！'
                     )));
                     $connection -> send($response);
+                } else if ($data_capture -> check_res === 'NO_DEVICE_CODE') {
+                    $response = new Response(200, [
+                        'Content-Type' => 'application/json;charset=utf-8',
+                    ], json_encode(array(
+                        'action' => 'result_set_node_data',
+                        'errcode' => 4002,
+                        'errmsg' => 'device_code为必填字段！'
+                    )));
+                    $connection -> send($response);
                 }
                 $res = $data_capture -> set_node_data();
                 if ($res === true) {