filter {
	grok {
		match => { "message" => ["%{IPORHOST:[nginx][access][remote_ip]} - %{DATA:[nginx][access][user_name]} \[%{HTTPDATE:[nginx][access][time]}\] \"%{WORD:[nginx][access][method]} %{DATA:[nginx][access][url]} HTTP/%{NUMBER:[nginx][access][http_version]}\" %{NUMBER:[nginx][access][response_code]} %{NUMBER:[nginx][access][body_sent][bytes]} \"%{DATA:[nginx][access][referrer]}\" \"%{DATA:[nginx][access][agent]}\""] }
		remove_field => "message"
	      }
	      mutate {
		add_field => { "read_timestamp" => "%{@timestamp}" }
	      }
	      date {
		match => [ "[nginx][access][time]", "dd/MMM/YYYY:H:m:s Z" ]
		remove_field => "[nginx][access][time]"
	      }
	      useragent {
		source => "[nginx][access][agent]"
		target => "[nginx][access][user_agent]"
		remove_field => "[nginx][access][agent]"
	      }
	      geoip {
		source => "[nginx][access][remote_ip]"
	      }
}