Added MS Logger to compare against Serilog.

AspNetCoreMsLoggerExample.Web/AspNetCoreMsLoggerExample.Web.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup Condition="'$(Configuration)'=='DEBUG'">
+    <PackageReference Include="Seq.Extensions.Logging" Version="6.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Include="..\AspNetCoreSerilogExample.Web\Controllers\TestController.cs" Link="Controllers\TestController.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Folder Include="Controllers\" />
+  </ItemGroup>
+
+</Project>

AspNetCoreMsLoggerExample.Web/Program.cs

@@ -0,0 +1,58 @@
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace AspNetCoreMsLoggerExample.Web
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            try
+            {
+                using IHost host = CreateHostBuilder(args).Build();
+                host.Run();
+            }
+            catch (Exception ex)
+            {
+                // Loading configuration or running the application failed.
+                // This will create a logger that can be captured by Azure logger.
+                // To enable Azure logger, in Azure Portal:
+                // 1. Go to WebApp
+                // 2. App Service logs
+                // 3. Enable "Application Logging (Filesystem)", "Application Logging (Filesystem)" and "Detailed error messages"
+                // 4. Set Retention Period (Days) to 10 or similar value
+                // 5. Save settings
+                // 6. Under Overview, restart web app
+                // 7. Go to Log Stream and observe the logs
+                Console.WriteLine("Host terminated unexpectedly: " + ex);
+            }
+        }
+
+        public static IHostBuilder CreateHostBuilder(string[] args)
+            => Host.CreateDefaultBuilder(args)
+                   .ConfigureWebHostDefaults(webBuilder =>
+                   {
+                       webBuilder.UseStartup<Startup>()
+                        .CaptureStartupErrors(true)
+                        .ConfigureAppConfiguration(config =>
+                        {
+                            config
+                                // Used for local settings like connection strings.
+                                .AddJsonFile("appsettings.Local.json", optional: true);
+                        })
+                        .ConfigureLogging((hostingContext, loggingBuilder) => {
+#if DEBUG
+                            // Add Seq for local dev.
+                            loggingBuilder.AddSeq();
+#endif
+                        });
+                   });
+    }
+}

AspNetCoreMsLoggerExample.Web/Startup.cs

@@ -0,0 +1,43 @@
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+namespace AspNetCoreMsLoggerExample.Web
+{
+    public class Startup
+    {
+        public Startup(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        public IConfiguration Configuration { get; }
+
+        // This method gets called by the runtime. Use this method to add services to the container.
+        public void ConfigureServices(IServiceCollection services)
+        {
+            services.AddControllers();
+            services.AddLogging();
+        }
+
+        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+        {
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+
+            app.UseRouting();
+
+            app.UseEndpoints(endpoints =>
+            {
+                endpoints.MapControllerRoute(name: "default", pattern: "{controller}/{action=Index}/{id?}");
+                endpoints.MapGet("", context => context.Response.WriteAsync("Hello World!"));
+            });
+        }
+    }
+}

AspNetCoreMsLoggerExample.Web/appsettings.Development.json

@@ -0,0 +1,10 @@
+{
+  "DetailedErrors": true,
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  }
+}

AspNetCoreMsLoggerExample.Web/appsettings.json

@@ -0,0 +1,11 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "System": "Information",
+      "Microsoft": "Information",
+      "Microsoft.EntityFrameworkCore": "Information"
+    }
+  },
+  "AllowedHosts": "*"
+}

AspNetCoreSerilogExample.sln

@@ -12,6 +12,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Root", "Root", "{55156C52-2
 		README.md = README.md
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AspNetCoreMsLoggerExample.Web", "AspNetCoreMsLoggerExample.Web\AspNetCoreMsLoggerExample.Web.csproj", "{37AFFF56-53EC-4DE4-9246-1D210CB32CEC}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -22,6 +24,10 @@ Global
 		{BE382D81-8A74-4167-A7AD-C7FE1DD89C72}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{BE382D81-8A74-4167-A7AD-C7FE1DD89C72}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{BE382D81-8A74-4167-A7AD-C7FE1DD89C72}.Release|Any CPU.Build.0 = Release|Any CPU
+		{37AFFF56-53EC-4DE4-9246-1D210CB32CEC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{37AFFF56-53EC-4DE4-9246-1D210CB32CEC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{37AFFF56-53EC-4DE4-9246-1D210CB32CEC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{37AFFF56-53EC-4DE4-9246-1D210CB32CEC}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

AspNetCoreSerilogExample.sln.startup.json

@@ -0,0 +1,19 @@
+/*
+    This is a configuration file for the SwitchStartupProject Visual Studio Extension
+    See https://heptapod.host/thirteen/switchstartupproject/blob/branch/current/Configuration.md
+*/
+{
+  /*  Configuration File Version  */
+  "Version": 3,
+
+  /*  Create an item in the dropdown list for each project in the solution?  */
+  "ListAllProjects": true,
+  "MultiProjectConfigurations": {
+    "Both": {
+      "Projects": {
+        "AspNetCoreMsLoggerExample.Web": {},
+        "AspNetCoreSerilogExample.Web": {}
+      }
+    } 
+  }
+}