rails 的 ELK 该怎么配置才能显示成下面这个样子的
message: {"method":"GET","path":"/","format":"html","controller":"application","action":"index","status":200, "duration":7.91,"view":0.31,"db":0.0,"ip":"req_ip","route":"application#index","request_id":"some_id","source":"127.0.1.1","tags":["request"],"@timestamp":"2017-02-10T06:52:01.984Z","@version":"1"} @version:1 @timestamp:February 10th 2017, 08:52:10.451 offset:25,747 type:log tags:json, beats_input_codec_plain_applied beat.hostname:deployer-VirtualBox