Export from ES to a json file

gistfile1.txt

input {
  elasticsearch {
    hosts => [ "HOSTNAME_HERE" ]
    port => "9200"
    index => "INDEXNAME_HERE"
    size => 500
    scroll => "5m"
  }
}
output {
  file {
    path => "/path/to/output-file.json"
    codec => "json"
  }
}

# As a single input line for Logstash, eg: logstash -e ....
input { elasticsearch {  hosts => [ "HOSTNAME_HERE" ]  port => "9200"  index => "INDEXNAME_HERE"  size => 500  scroll => "5m"  } } output { file {  path => "/path/to/output-file.json" codec => "json"} }