logs

I, [2016-06-07T15:25:12.644074 #1]  INFO -- : {"method":"GET","path":"/documentation/1.0.html","format":"html","controller":"apipie/apipies","action":"index","status":200,"duration":295.64,"view":100.37,"db":0.0,"@timestamp":"2016-06-07T15:25:12.641Z","@version":"1","message":"[200] GET /documentation/1.0.html (apipie/apipies#index)"}

logstash.conf

input {
  file {
    path => "/logs/development.log"
  }
}

filter{
  grok {
    match => { "message" => "%{RUBY_LOGGER}" }
  }
}

output {
  elasticsearch {
    hosts => "elasticsearch:9200"
  }
}