logstash conf for apache log files

logstash.conf

input {
  file {
    type => "accesslog"
    path => [ "/var/log/access_logs/access_log" ]
  }
}

filter {
  grok {
    match => { "message" => "%{EXTENDEDAPACHELOG}" }
  }
  date {
    match => [ "timestamp" , "MMM dd HH:mm:ss",  "MMM  d HH:mm:ss" ]
  }
}

output {
  elasticsearch {
        host => localhost
        template => "/opt/monitoring/logstash-1.4.2/el_template.json"
        template_overwrite => true
  }
  #stdout { codec => rubydebug }
}