1、首先将GEOIP放到服务器上,如,/opt/db/geo/GeoLite2-City.mmdb
2、新建scala sbt工程,测试是否可以顺利解析
import java.io.Fileimport java.net.InetAddressimport com.maxmind.db.CHMCacheimport com.maxmind.geoip2.DatabaseReaderimport org.json4s.DefaultFormats/** * Created by zxh on 2016/7/17. */object test { implicit val formats = DefaultFormats def main(args: Array[String]): Unit = { val url = "F:\\Code\\OpenSource\\Data\\spark-sbt\\src\\main\\resources\\GeoLite2-City.mmdb" // val url2 = "/opt/db/geo/GeoLite2-City.mmdb" val geoDB = new File(url); geoDB.exists() val geoIPResolver = new DatabaseReader.Builder(geoDB).withCache(new CHMCache()).build(); val ip = "222.173.17.203" val inetAddress = InetAddress.getByName(ip) val geoResponse = geoIPResolver.city(inetAddress) val (country, province, city) = (geoResponse.getCountry.getNames.get("zh-CN"), geoResponse.getSubdivisions.get(0).getNames().get("zh-CN"), geoResponse.getCity.getNames.get("zh-CN")) println(s"country:$country,province:$province,city:$city") }}
build.sbt 内容如下 import AssemblyKeys._ assemblySettings mergeStrategy in assembly <<= (mergeStrategy in assembly) { mergeStrategy => { case entry => { val strategy = mergeStrategy(entry) if (strategy == MergeStrategy.deduplicate) MergeStrategy.first else strategy } } } assemblyOption in assembly := (assemblyOption in assembly).value.copy(includeScala = false) name := "scala_sbt" version := "1.0" scalaVersion := "2.10.4" libraryDependencies += "com.maxmind.geoip2" % "geoip2" % "2.5.0"
将该程序打包,放到服务器上,执行scala -cp ./scala_sbt-assembly-1.0.jar test,解析结果如下
country:中国,province:山东省,city:济南
3、编写streaming程序
import java.io.Fileimport java.net.InetAddressimport com.maxmind.db.CHMCacheimport com.maxmind.geoip2.DatabaseReaderimport com.maxmind.geoip2.model.CityResponseimport org.apache.spark.rdd.RDDimport org.apache.spark.streaming.{Time, Seconds, StreamingContext}import org.apache.spark.{SparkContext, SparkConf}/** * Created by zxh on 2016/7/17. */object geoip { def main(args: Array[String]): Unit = { val conf = new SparkConf().setAppName("geoip_test").setMaster("local[2]") val sc = new SparkContext(conf) val ssc = new StreamingContext(sc, Seconds(10)) val lines = ssc.socketTextStream("localhost", 9999) lines.foreachRDD((rdd: RDD[String], t: Time) => { rdd.foreachPartition(p => { val url2 = "/opt/db/geo/GeoLite2-City.mmdb" val geoDB = new File(url2); val geoIPResolver = new DatabaseReader.Builder(geoDB).withCache(new CHMCache()).build(); def resolve_ip(resp: CityResponse): (String, String, String) = { (resp.getCountry.getNames.get("zh-CN"), resp.getSubdivisions.get(0).getNames().get("zh-CN"), resp.getCity.getNames.get("zh-CN")) } p.foreach(x => { if (x != None && x != null && x != "") { val inetAddress = InetAddress.getByName(x) val geoResponse = geoIPResolver.city(inetAddress) println(resolve_ip(geoResponse)) } }) }) }) ssc.start }}build.sbtlibraryDependencies += "com.maxmind.geoip2" % "geoip2" % "2.5.0"
注意:红色部分需要放到foreachPartition内部,原因如下:
1、减少加载文件次数,一个Partition只加载一次
2、resolve_ip 函数参数为CityResponse,此参数不可序列化,所以要在Partition内部,这样就不会在节点之间序列化传输
3、com.maxmind.geoip2 版本需要是 2.5.0,以便和spark本身兼容,否则会报错如下:
val geoIPResolver = new DatabaseReader.Builder(geoDB).withCache(new CHMCache()).build();
java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.node.ArrayNode.<init>(Lcom/fasterxml/jackson/databind/node/JsonNodeFactory;Ljava/util/List;)V
来源:https://www.cnblogs.com/piaolingzxh/p/5678910.html