针对 JSON RPC 错误返回导致内存溢出的情况做了优化

src/base/JsonRpc.php

@@ -166,7 +166,6 @@ class JsonRpc
 	 * Reads a packet from the socket. Prior to reading from the socket
 	 * will check for availability of the connection.
 	 *
-	 * @param integer $length Number of bytes to read.
 	 * @return string|boolean Data or `false` on error.
 	 */
 	protected function _read() {
@@ -186,6 +185,10 @@ class JsonRpc
 				} elseif ($length == 0) {
 					$unpack = unpack('Nlen', substr($data, 0, $this->_config['frame_head_length']));
 					$length = $unpack['len'] + $this->_config['frame_head_length']; //package length
+					if ($length > 33554432) {
+						//限制最多传输 32M 内容，防止溢出
+						throw new RuntimeException("Read packet size is too large, server responed: \r\n".$data);
+					}
 				}
 			}
 			return substr($data, $this->_config['frame_head_length']);

src/client_config_dev.php

@@ -11,7 +11,7 @@ return [
 		'apiUrl' => 'http://u.yunya.com/api/server',
 		'clientId' => 'common',
 		'clientSecret' => 'Kuy2dVHKRWKAFRXX2l6k',
-		'rpcServer' => '192.168.99.185:9503'
+		'rpcServer' => '192.168.99.4:30186'
 	],
 	'xue' => [
 		'apiUrl' => 'http://xue.yunya.com/api',