2

我如何使用 NLog 创建一个用户特定的日志文件,文件名与用户名相同?我知道您可以在布局中使用变量,但文件名属性设置在目标级别。我希望能够filename="C:\pathtologfiles\${myApp:user}.txt"在调用类中做类似的事情,ClassLogger.Debug("user did something", thisUser.Username).

4

1 回答 1

1

这就是我最终这样做的方式(不幸的是,在 VB 中。)您当然需要实现自己的_UsernameIsMeaningfulInThisContext_GetUsername.

在 nlog 配置中

<variable name="AppLogDir" value="C:\inetpub\ApplicationLogging\MyApplication" />
...
<targets>
  ...
  <target name="UserSpecificLogfile"
          xsi:type="File"
          fileName="${AppLogDir}\Users\AppUser_${event-context:item=AppUsername}.txt"
          createDirs="true" />
</targets>
<rules>
  ...
  <logger name="*" minLevel="Trace" maxLevel="Fatal" writeTo="UserSpecificLogfile" />
</rules>

在调用类

Private Property _ClassLogger As Logger = LogManager.GetCurrentClassLogger()
...
Private Sub _LogMaybeUser(ByVal nLogLevel As NLog.LogLevel, ByVal nMsg As String)
{
     Dim logfileUser As String = "Unknown"
     If _UsernameIsMeaningfulInThisContext() { logfileUser = _GetUsername() }
     Dim logInfo As New LogEventInfo(nLogLevel, "", nMsg)
     logInfo.Properties("AppUsername") = logfileUser
     ClassLogger.Log(logInfo)
}
于 2013-06-30T21:20:04.957 回答