获取nginx ip地理信息

filter {
    grok {
        match => {
             "message" => "%{IPORHOST:clientip} \[%{HTTPDATE:time}\] \"%{WORD:verb} %{URIPATHPARAM:request} HTTP/%{NUMBER:httpversion}\" \- %{NUMBER:http_status_code} %{NUMBER:bytes} \"(?<http_referer>\S+)\" \"(?<http_user_agent>(\S+\s+)*\S+)\" (%{BASE16FLOAT:request_time}) (%{IPORHOST:http_x_forwarded_for}|-)"
        }
    }   
    geoip {
       source => "http_x_forwarded_for"
       add_tag => [ "geoip" ]
#   database => "/var/geoip/GeoLiteCity.dat" 不是必须
}
     
}


{
                 "message" => " 10.168.255.134 [01/Sep/2016:17:40:09 +0800] \"GET /resources/js/index.js?v=20160629 HTTP/1.1\" - 200 8249 \"https://wenjinbao.winfae.com/\" \"Mozilla/5.0 (Windows NT 

6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36\" 0.001 115.234.131.214",
                "@version" => "1",
              "@timestamp" => "2016-09-01T09:41:45.430Z",
                    "path" => "/data01/applog_backup/winfae_log/wj-frontend02-access.2016-09-01",
                    "host" => "dr-mysql01.zjcap.com",
                    "type" => "wj_frontend_access",
                "clientip" => "10.168.255.134",
                    "time" => "01/Sep/2016:17:40:09 +0800",
                    "verb" => "GET",
                 "request" => "/resources/js/index.js?v=20160629",
             "httpversion" => "1.1",
        "http_status_code" => "200",
                   "bytes" => "8249",
            "http_referer" => "https://wenjinbao.winfae.com/",
         "http_user_agent" => "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
            "request_time" => "0.001",
    "http_x_forwarded_for" => "115.234.131.214",
                   "geoip" => {
                      "ip" => "115.234.131.214",
           "country_code2" => "CN",
           "country_code3" => "CHN",
            "country_name" => "China",
          "continent_code" => "AS",
             "region_name" => "02",
               "city_name" => "Wenzhou",
                "latitude" => 27.99940000000001,
               "longitude" => 120.66680000000002,
                "timezone" => "Asia/Shanghai",
        "real_region_name" => "Zhejiang",
                "location" => [
            [0] 120.66680000000002,
            [1] 27.99940000000001
        ]
    },
                    "tags" => [
        [0] "geoip"
    ]