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Utpal Vishwas

Utpal Vishwas

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I am Utpal Vishwas from Uttar Pradesh. Have completed my B. Tech. course from MNNIT campus Prayagraj in 2022. I have good knowledge of computer networking.

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Aryan Kumar

Aryan Kumar

08-Nov-2023

To configure Serilog with a WebApplicationBuilder in ASP.NET Core 6, you can follow these steps. Serilog is a powerful logging library that you can integrate with your ASP.NET Core application for structured and customizable logging.

Install Serilog Packages:

First, make sure you have the necessary Serilog packages installed. You can do this using NuGet:

using Microsoft.AspNetCore.Hosting;
using Serilog;
using Serilog.Events;

public class Program
{
    public static void Main(string[] args)
    {
        Log.Logger = new LoggerConfiguration()
            .MinimumLevel.Information() // Minimum log level
            .MinimumLevel.Override("Microsoft", LogEventLevel.Warning) // Override the level for Microsoft logs
            .Enrich.FromLogContext() // Include properties from HttpContext, if available
            .WriteTo.Console() // Log to the console
            .WriteTo.File("log.txt", rollingInterval: RollingInterval.Day) // Log to a file with daily rolling
            .CreateLogger();

        var host = WebApplication.CreateBuilder(args)
            .UseSerilog() // Use Serilog for ASP.NET Core logging
            .UseStartup<Startup>()
            .Build();

        host.Run();
    }
}

These packages include Serilog, Serilog's integration with ASP.NET Core, and a console sink for logging to the console.

Create a Logger Configuration:

In your Program.cs file, you can configure Serilog in the CreateHostBuilder method. Here's an example of how to configure a logger that logs to the console:

using Microsoft.AspNetCore.Hosting;
using Serilog;

public class Program
{
    public static void Main(string[] args)
    {
        var logger = new LoggerConfiguration()
            .WriteTo.Console()
            .CreateLogger

In this code, we configure Serilog to log to the console with WriteTo.Console() and set it as the default logger using Log.Logger = logger;.

Use Serilog with ASP.NET Core Logging:

Now, to use Serilog for ASP.NET Core logging, you need to configure it in the Startup.cs file. Inside the ConfigureServices method, add the following code to replace the default ASP.NET Core logger with Serilog:

services.AddLogging(builder =>
{
    builder.AddSerilog();
});
``

Use Logging in Your Application:

In your controllers or services, you can inject an ILogger<T> where T is the type you want to associate with the log entry. For example:

using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;

[ApiController]
[Route("api/[controller]")]

With this setup, Serilog will handle the logging, and you can use various log levels and structured logging features as needed.

Remember to customize the Serilog configuration to your specific needs, including configuring different sinks (e.g., file, database) and enrichers (e.g., including additional context information in log entries).

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