codec ruby和json格式输出

zjtest7-frontend:/usr/local/logstash-2.3.4/config# cat geoip.conf
input {stdin {} }

filter {
geoip {
source =>"message"
}
}

output {
stdout {
codec => ruby
}
}

183.60.92.253
{
"message" => "183.60.92.253",
"@version" => "1",
"@timestamp" => "2016-08-25T08:37:44.725Z",
"host" => "0.0.0.0",
"geoip" => {
"ip" => "183.60.92.253",
"country_code2" => "CN",
"country_code3" => "CHN",
"country_name" => "China",
"continent_code" => "AS",
"region_name" => "30",
"city_name" => "Guangzhou",
"latitude" => 23.11670000000001,
"longitude" => 113.25,
"timezone" => "Asia/Chongqing",
"real_region_name" => "Guangdong",
"location" => [
[0] 113.25,
[1] 23.11670000000001
]
}
}

zjtest7-frontend:/usr/local/logstash-2.3.4/config# cat geoip.conf
input {stdin {} }

filter {
geoip {
source =>"message"
}
}

output {
stdout {
codec => json
}
}

zjtest7-frontend:/usr/local/logstash-2.3.4/config# ../bin/logstash -f geoip.conf
Settings: Default pipeline workers: 1
Pipeline main started
183.60.92.253
{"message":"183.60.92.253","@version":"1","@timestamp":"2016-08-25T08:43:09.674Z","host":"0.0.0.0","geoip":

{"ip":"183.60.92.253","country_code2":"CN","country_code3":"CHN","country_name":"China","continent_code":"AS","region_name":"30","city_name":"Guangzhou","latitude":23.11670000000001,"longitude":113

.25,"timezone":"Asia/Chongqing","real_region_name":"Guangdong","location":[113.25,23.11670000000001]}}