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ASP.NET Core 2.1使用Nlog配置作为.NET MVC5

[英]ASP.NET Core 2.1 Using Nlog configuration as .NET MVC5

我有在项目使用.NET MVC 5时设置的NLog配置。在我将此代码移植到ASP.NET Core 2.1之前,它一直用于正确记录。 现在,它根本不会记录任何内容。

App.ClassLibrary> LoggingSettings.cs

public class LoggingSettings
{
    public static void ConfigureLogger()
    {
        var logConfig = new LoggingConfiguration();
        var consoleTarget = new ColoredConsoleTarget();
        consoleTarget.Layout = consoleTarget.Layout = @"${date:format=HH\:mm\:ss} ${logger} ${message} ${mdc:item=AppName} ${mdc:item=UserName}";
        logConfig.AddTarget("console", consoleTarget);

        var dbTarget = new DatabaseTarget();
        dbTarget.ConnectionString = DatabaseGlobals.ConnectionString;

        dbTarget.CommandText = @"
            INSERT INTO [dbo].[AspNetEventLogs]
            ([Application]
            ,[Logged]
            ,[Level]
            ,[Message]
            ,[UserName]
            ,[ServerName]
            ,[Port]
            ,[Url]
            ,[Https]
            ,[ServerAddress]
            ,[Logger]
            ,[Callsite]
            ,[Exception])
                VALUES (
            @application,
            @logged,
            @level,
            @message,
            @UserName,
            @serverName,
            @port,
            @url,
            @https,
            @serverAddress,
            @logger,
            @callSite,
            @exception
            )
        ";
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Application", "${mdc:item=AppName}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Logged", "${date}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Level", "${level}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Message", "${message}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Username", "${identity}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@ServerName", "n/a"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Port", "n/a"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Url", "n/a"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Https", "0"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@ServerAddress", "n/a"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Logger", "${logger}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@CallSite", "${callsite}"));
        dbTarget.Parameters.Add(new DatabaseParameterInfo("@Exception", "${exception:tostring"));

        var rule = new LoggingRule("*", LogLevel.Debug, dbTarget);
        logConfig.LoggingRules.Add(rule);

        LogManager.Configuration = logConfig;
    }
}

App.ClassLibrary> LoggingController.cs

public class LoggingController : Logger
{
    public void ConfigureLogger()
    {
        LoggingSettings.ConfigureLogger();
    }

    public void SetApplicationName(String Name)
    {
        MappedDiagnosticsContext.Set("AppName", Name);
    }
}

当我要将任何条目记录到数据库时,将引用我的控制器。 有关其引用方式的示例如下:

App.Data> ApplicationUsersData

这就是我初始化的方式

private readonly LoggingController logger = (LoggingController)LogManager.GetCurrentClassLogger(typeof(LoggingController));

public ApplicationUsersData(ApplicationDbContext dbContext)
{
    this.dbContext = dbContext;
    logger.ConfigureLogger();
    logger.SetApplicationName(ConfigurationManager.AppSettings["AppName"]);
}

这就是我所说的:

logger.Info( “测试”);

这曾经在.NET MVC 5中起作用,但是当我移植代码时,它停止了工作。 我所做的唯一更改是在LoggingSettings文件中:

var dbTarget = new DatabaseTarget();
dbTarget.ConnectionString = DatabaseGlobals.ConnectionString;

它曾经是

var dbTarget = new DatabaseTarget();
dbTarget.ConnectionStringName = "App";

但是我认为ConnectionStringName被淘汰了吗?

我尝试调试,但是没有出现错误。

与其在Controller中设置日志,不如考虑遵循以下Wiki: https : //github.com/NLog/NLog.Web/wiki/Getting-started-with-ASP.NET-Core-2

确保已安装nuget软件包System.Data.SqlClient以在NetCore上使用DatabaseTarget。

确保已检查NLog InternalLogger: https : //github.com/NLog/NLog/wiki/Internal-Logging

NLog.Web.AspNetCore版本 4.8.0允许您使用${configsetting}从appsettings.json分配ConnectionString: https : //github.com/NLog/NLog/wiki/ConfigSetting-Layout-Renderer

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