修改登录退出清空redis时找不到redis地址的错误

webmain/model/loginModel.php

@@ -298,7 +298,10 @@ class loginClassModel extends Model
 
         //删除redis
 		$redis = new Redis();
-		$redis->connect('192.168.1.70',6379);
+		$host = getconfig("redis_host");
+        $port = getconfig("redis_port");
+
+        $redis->connect($host,$port);
         $sid = 'PHPREDIS_SESSION:'.$cookieSid;
         $redis->delete($sid);
         $redis->close();