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我正在使用 SeriLog(带有 Loki 接收器),我也有一个 -like in hereException handler lambda,它捕获代码执行期间发生的所有异常并使用适当的标签记录它们。

但是,Serilog 本身会自动捕获所有未处理的异常并将它们记录在我面前。结果,异常被记录了两次。

如何禁用 Serilog 的自动日志记录?这是我当前的 Serilog 配置:

public static IHostBuilder CreateHostBuilder(string[] args) =>
            Host.CreateDefaultBuilder(args)
                .ConfigureWebHostDefaults(webBuilder =>
                {
                    webBuilder.UseStartup<Startup>();
                })
                .ConfigureLogging((logging) =>
                {
                    var log = new LoggerConfiguration()
                            .MinimumLevel.Debug()
                            .Enrich.FromLogContext()
                            .WriteTo.Console()
                            .CreateLogger();
                    logging.AddSerilog(log);
                });
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1 回答 1

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我关注了这个 GitHub 问题。问题是,我自己的日志中间件和 Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware 都记录了相同的异常。

解决方案是禁用ExceptionHandlerMiddleware. 我已经通过https://github.com/serilog/serilog-expressions完成了它,例如:

new LoggerConfiguration().Filter.ByExcluding("SourceContext <> 'Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware'")

最终代码:

using System;
using System.Net.Http;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Hosting;
using Serilog;
using Serilog.Events;
using Serilog.Sinks.Loki;

namespace MyNameSpace
{
    public class Program
    {
        public static void Main(string[] args)
        {
            Log.Logger = new LoggerConfiguration()
            .MinimumLevel.Debug()
            .Filter.ByExcluding("SourceContext = 'Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware'")
            .MinimumLevel.Override("Microsoft", LogEventLevel.Information)
            .Enrich.FromLogContext()
            .WriteTo.LokiHttp(new NoAuthCredentials("http://localhost:3100"))
            .CreateLogger();

            try
            {
                Log.Information("Starting web host");
                CreateHostBuilder(args).Build().Run();
                return;
            }
            catch (Exception ex)
            {
                Log.Fatal(ex, "Host terminated unexpectedly");
                return;
            }
            finally
            {
                Log.CloseAndFlush();
            }
        }

        public static IHostBuilder CreateHostBuilder(string[] args) =>
            Host.CreateDefaultBuilder(args)
                .UseSerilog()
                .ConfigureWebHostDefaults(webBuilder =>
                {
                    webBuilder.UseStartup<Startup>();
                });
    }
}

于 2021-01-18T20:31:40.880 回答