原始数据

解析后的数据：
"@version" => "1"
"version" => "5.2.2",
"name" => "ly-PC",
"hostname" => "ly-PC"
"tags" => [[0] "beats_input_raw_event"],
"total_files" => 0,
"free" => 49190793216,
"total" => 251322781696,
"used" => 202131988480
用filter的ruby插件写，想得通逻辑 可是第一次写 实在写不出来

求个大佬帮忙 写一下，可以有偿