Невозможно войти в базу данных с NLog - PullRequest
0 голосов
/ 06 апреля 2020

не может войти в базу данных, используя «NLog». Я пробовал коды ниже.

Program.cs

public static IHostBuilder CreateHostBuilder(string[] args) =>
            Host.CreateDefaultBuilder(args)
            .ConfigureWebHostDefaults(webBuilder =>
                {
                    webBuilder.UseStartup<Startup>().ConfigureLogging(logging => 
                    {
                        var env = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
                        logging.ClearProviders();
                        logging.AddNLog(string.Equals(env, "Production") ?
                                        "nlog.config" : "nlog.development.config");
                    });
                });

nlog.development.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"
      autoReload="true"
      internalLogLevel="Info"
      internalLogFile="c:\temp\internal-nlog.txt">

  <!-- enable asp.net core layout renderers -->
  <extensions>
    <add assembly="NLog.Web.AspNetCore"/>
  </extensions>

  <!-- the targets to write to -->
  <targets>
    <!-- write logs to file  -->
    <target xsi:type="File" name="allfile" fileName="nlog-all-${shortdate}.log"
            layout="${longdate}|${event-properties:item=EventId_Id}|${uppercase:${level}}|${logger}|${message} ${exception:format=tostring}" />

    <!-- another file log, only own logs. Uses some ASP.NET core renderers -->
    <target xsi:type="File" name="ownFile-web" fileName="nlog-own-${shortdate}.log"
            layout="${longdate}|${event-properties:item=EventId_Id}|${uppercase:${level}}|${logger}|${message} ${exception:format=tostring}|url: ${aspnet-request-url}|action: ${aspnet-mvc-action}" />

    <target name="database" xsi:type="Database">
      <connectionString>Server=(localdb)\\MSSQLLocalDB; Database=MyDB; integrated security=true;</connectionString>

      <commandText>
        insert into dbo.Log (
        MachineName, Logged, Level, Message,
        Logger, Callsite, Exception, ModuleType, EffectedUserId, EffectedUser,
        LoggerDetail
        ) values (
        @MachineName, @Logged, @Level, @Message,
        @Logger, @Callsite, @Exception, @ModuleType, @EffectedUserId, @EffectedUser,
        @LoggerDetail
        );
      </commandText>

      <parameter name="@MachineName" layout="${machinename}" />
      <parameter name="@Logged" layout="${date}" />
      <parameter name="@Level" layout="${level}" />
      <parameter name="@Message" layout="${message}" />
      <parameter name="@Logger" layout="${logger}" />
      <parameter name="@Callsite" layout="${callsite}" />
      <parameter name="@Exception" layout="${exception:tostring}" />
      <parameter name="@ModuleType" layout="${event-properties:moduleType}" />
      <parameter name="@EffectedUserId" layout="${event-properties:effectedUserId}" />
      <parameter name="@EffectedUser" layout="${event-properties:effectedUser}" />
      <parameter name="@LoggerDetail" layout="${event-properties:loggerDetail}" />
    </target>

  </targets>

  <!-- rules to map from logger name to target -->
  <rules>
    <!--All logs, including from Microsoft-->
    <logger name="*" minlevel="Error" writeTo="allfile" />

    <!--Skip non-critical Microsoft logs and so log only own logs-->
    <logger name="Microsoft.*" maxlevel="Error" final="true" /> <!-- BlackHole without writeTo -->
    <logger name="*" minlevel="Trace" writeTo="ownFile-web" />
    <logger name="*" minlevel="Error" writeTo="database" />
  </rules>
</nlog>

Способ, которым я пытался войти,

var logEvent = new LogEventInfo(NLog.LogLevel.Error, loggerName, context.Exception.Message);
logEvent.Properties["effectedUserId"] = userId;
logEvent.Properties["effectedUser"] = userName;
logEvent.Properties["moduleType"] = moduleType;
logEvent.Properties["loggerDetail"] = serialized;            
logger.Log(logEvent);

Я не знаю, что я сделал не так, на самом деле я искал основную документацию NLog. net, чтобы узнать, как войти в базу данных. Я действительно застрял в этом ... Пожалуйста, помогите. Спасибо за ваше время!

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