.Net Core NLog 配置

using NLog;

private static Logger logger = LogManager.GetCurrentClassLogger(); //初始化日志类 

NLog.config

<?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"
      throwExceptions="false"
      internalLogLevel="Off" internalLogFile="c:\temp\nlog-internal.log">

  <variable name="logDirectory" value="${basedir}/logs"/>
  <variable name="traceVal" value="${date:format=HH\:mm\:ss} [Thread-${threadname:whenEmpty=${threadid}}]|${message}"/>
  <variable name="layoutVal" value="${date:format=HH\:mm\:ss} [Thread-${threadname:whenEmpty=${threadid}}]|${uppercase:${level}}|${callsite:fileName=True}${newline}${message}${newline}${exception}"/>
  <variable name="consoleVal" value="${date:format=HH\:mm\:ss}|${pad:padding=5:inner=${level:uppercase=true}}|${message}"/>

  <targets>
    <target name="console" xsi:type="ColoredConsole" useDefaultRowHighlightingRules="false"
            layout="${consoleVal}" >
      <highlight-row condition="level == LogLevel.Debug" foregroundColor="DarkGray" />
      <highlight-row condition="level == LogLevel.Info" foregroundColor="Gray" />
      <highlight-row condition="level == LogLevel.Warn" foregroundColor="Yellow" />
      <highlight-row condition="level == LogLevel.Error" foregroundColor="Red" />
      <highlight-row condition="level == LogLevel.Fatal" foregroundColor="Red" backgroundColor="White" />
    </target>

    <target xsi:type="File"
      name="logfile"
      fileName="${logDirectory}/info_${shortdate}.log"
      keepFileOpen="false"
      layout="${layoutVal}" />
    <target xsi:type="File"
      name="warnfile"
      fileName="${logDirectory}/warn_${shortdate}.log"
      keepFileOpen="false"
      layout="${layoutVal}" />
    <target xsi:type="File"
      name="errfile"
      fileName="${logDirectory}/error_${shortdate}.log"
      keepFileOpen="false"
      layout="${layoutVal}" />
    <target xsi:type="File"
      name="debugfile"
      fileName="${logDirectory}/debug_${shortdate}.log"
      keepFileOpen="false"
      layout="${layoutVal}" />
    <target xsi:type="File"
            name="tracefile"
            fileName="${logDirectory}/trace_${shortdate}.log"
            keepFileOpen="false"
            layout="${traceVal}" />
  </targets>

  <rules>
    <logger name="*" writeTo="console" />
    <logger name="*" level="Trace" writeTo="tracefile"/>
    <logger name="*" level="Error" writeTo="errfile" />
    <logger name="*" level="Warn" writeTo="warnfile"/>
    <logger name="*" minlevel="Info" writeTo="logfile"/>
    <logger name="*" minlevel="Debug" writeTo="debugfile" />
  </rules>
</nlog>