ElasticSearch实战——.Net Core中的应用

dll引用：

　　NLog.Targets.ElasticSearch，版本：4.0.0-beta26

　　Nlog，版本：4.5.0-rc04

　　Microsoft.Extensions.Configuration,版本：2.0.0

appsettings.json（属性=》复制到输出目录：始终复制），ElasticSearch的url配置

{

  "ElasticSearchServerAddress": "http://*.*.*.*:9201/"

}

　　

NLog.config（属性=》复制到输出目录：始终复制）

<?xml version="1.0" encoding="utf-8" ?>

<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"

      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

      xsi:schemaLocation="http://www.nlog-project.org/schemas/NLog.xsd NLog.xsd"

      autoReload="true"

     >

  <!--ElasticSearch保存日志，必须添加此配置-->

  <extensions>

    <add assembly="NLog.Targets.ElasticSearch"/>

  </extensions>

  <targets async="true">

    <!--本地目录存储日志文件-->

    <target xsi:type="File" name="File"  fileName="${environment:variable=NLOGDIR}/FinancialBill-Inbound${date:format=yyyy-MM-dd}.log"

            archiveAboveSize="20000000" archiveNumbering="Rolling"  encoding="UTF-8" enableFileDelete="true"  maxArchiveFiles="5"

            layout="[${date:format=yyyy-MM-dd HH\:mm\:ss}][${level}] ${logger} ${message} ${exception:format=toString}"   />

    <!--控制台，输出日志信息-->

    <target xsi:type="ColoredConsole"  name="ColoredConsole" layout="[${date:format=yyyy-MM-dd HH\:mm\:ss}][${level}] ${message} ${exception:format=toString}"/>

    <!--ElasticSearch保存日志信息-->

    <target name="ElasticSearch" xsi:type="ElasticSearch" ConnectionStringName="ElasticSearchServerAddress"  index="dvm-report-financialbill-inbound-${date:format=yyyy.MM.dd}" documentType="logevent" includeAllProperties="true"

                 layout="[${date:format=yyyy-MM-dd HH\:mm\:ss}][${level}] ${logger} ${message} ${exception:format=toString}">

      <field name="MachineName" layout="${machinename}" />

      <field name="Time" layout="${longdate}" />

      <field name="level" layout="${level:uppercase=true}" />

      <field name="logger" layout=" ${logger}" />

      <field name="message" layout=" ${message}" />

      <field name="exception" layout=" ${exception:format=toString}" />

      <field name="processid" layout=" ${processid}" />

      <field name="threadname" layout=" ${threadname}" />

      <field name="stacktrace" layout=" ${stacktrace}" />

      <field name="Properties" layout="${machinename} ${longdate} ${level:uppercase=true} ${logger} ${message} ${exception}|${processid}|${stacktrace}|${threadname}" />

    </target>

  </targets>

  <rules>

    <logger name="*"     minlevel="Trace" writeTo="File" />

    <logger name="*"     minlevel="Trace" writeTo="ColoredConsole" />

    <logger name="*"     minlevel="Trace" writeTo="ElasticSearch" />

  </rules>

</nlog>

${environment:variable=NLOGDIR}：环境变量NLOGDIR的值

${appsetting:ElasticSearch}：appsetting.config中的ElasticSearch的值