anchor.diff:      enabled: true
   
       hosts:
  -      - logstash1:12345
  -      - logstash2:12345
  -      - logstash3:12345
  +      - logstash1:5044
  +      - logstash2:5044
  +      - logstash3:5044
   
       # configure index prefix name
       index: mybeat
  
positive.code:     index => "%{[@metadata][index]}"
      document_type => "%{[@metadata][type]}"
    }
  
    ...
  }
  ------------------------------------------------------------------------------
  
  Example beat configuration:
  [source,yaml]
  
negative.code:     index => "%{[@metadata][index]}"
      document_type => "%{[@metadata][type]}"
    }
  }
  ------------------------------------------------------------------------------
  
  See the same configuration for logstash 2 releases:
  [source,logstash]
  ------------------------------------------------------------------------------
  
  input {
    beats {
      port => 5044
    }
  }
  
  output {
    elasticsearch {
  