Бояков Михаил, ФТ-401

Pages/Index.cshtml.cs

@@ -14,6 +14,7 @@ public IndexModel(ILogger<IndexModel> logger)
 
     public void OnGet()
     {
-
+        var myName = "ваше имя"; // ваше имя
+        _logger.LogInformation("Sample log. My name is {MyName}", myName);
     }
 }

Program.cs

@@ -1,25 +1,66 @@
+using Elastic.Channels;
+using Elastic.Ingest.Elasticsearch;
+using Elastic.Ingest.Elasticsearch.DataStreams;
+using Elastic.Serilog.Sinks;
+using Elastic.Transport;
+using Serilog;
+
 var builder = WebApplication.CreateBuilder(args);
+Log.Logger = new LoggerConfiguration()
+    .Enrich.FromLogContext()
+    .WriteTo.Elasticsearch(new[] { new Uri("http://localhost:9200") }, opts =>
+    {
+        opts.DataStream = new DataStreamName("logs", "telemetry-logging", "demo");
+        opts.BootstrapMethod = BootstrapMethod.Failure;
+        opts.ConfigureChannel = channelOpts =>
+        {
+            channelOpts.BufferOptions = new BufferOptions
+            {
+                ExportMaxConcurrency = 10
+            };
+        };
+    }, transport =>
+    {
+        transport.Authentication(new BasicAuthentication("elastic", "changeme")); // Basic Auth
+    })
+    .Enrich.WithProperty("Environment", builder.Environment.EnvironmentName)
+    .ReadFrom.Configuration(builder.Configuration)
+    .CreateLogger();
 
-// Add services to the container.
-builder.Services.AddRazorPages();
+try
+{
+    // Add services to the container.
+    builder.Services.AddRazorPages();
 
-var app = builder.Build();
+    builder.Host.UseSerilog();
 
-// Configure the HTTP request pipeline.
-if (!app.Environment.IsDevelopment())
-{
-    app.UseExceptionHandler("/Error");
-    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
-    app.UseHsts();
-}
+    builder.Services.AddSerilog((hostingContext, loggerConfiguration) =>
+        loggerConfiguration.ReadFrom.Configuration(hostingContext.GetRequiredService<IConfiguration>()));
 
-app.UseHttpsRedirection();
-app.UseStaticFiles();
+    var app = builder.Build();
 
-app.UseRouting();
+    // Configure the HTTP request pipeline.
+    if (!app.Environment.IsDevelopment())
+    {
+        app.UseExceptionHandler("/Error");
+        // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
+        app.UseHsts();
+    }
 
-app.UseAuthorization();
+    app.UseHttpsRedirection();
+    app.UseStaticFiles();
+    app.UseSerilogRequestLogging();
 
-app.MapRazorPages();
+    app.UseRouting();
 
-app.Run();
+    app.UseAuthorization();
+
+    app.MapRazorPages();
+
+    app.Run();
+}
+catch (Exception e)
+{
+    Log.Logger.Error("{ex}", e);
+    throw;
+}

appsettings.Development.json

@@ -1,9 +1 @@
-{
-  "DetailedErrors": true,
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
-  }
-}
+{}

appsettings.json

@@ -1,9 +1,29 @@
 {
-  "Logging": {
-    "LogLevel": {
+  "Serilog": {
+    "WriteTo": [
+      {
+        "Name": "File",
+        "Args": {
+          "path": ".logs/log-.txt",
+          "formatter": "Serilog.Formatting.Compact.RenderedCompactJsonFormatter, Serilog.Formatting.Compact",
+          "rollingInterval": "Day",
+          "rollOnFileSizeLimit": true
+        }
+      },
+      {
+        "Name": "Console",
+        "Args": {
+          "outputTemplate": "[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj} {Properties:j}{NewLine}{Exception}"
+        }
+      }
+    ],
+    "MinimumLevel": {
       "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
+      "Override": {
+        "Microsoft": "Warning",
+        "System": "Warning"
+      }
     }
   },
   "AllowedHosts": "*"
-}
+}

telemetry.csproj

@@ -4,6 +4,14 @@
     <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
+    <LangVersion>11</LangVersion>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Elastic.Serilog.Sinks" Version="8.12.2" />
+    <PackageReference Include="Serilog" Version="4.1.0" />
+    <PackageReference Include="Serilog.AspNetCore" Version="8.0.3" />
+    <PackageReference Include="Serilog.Enrichers.Environment" Version="3.0.1" />
+  </ItemGroup>
+
 </Project>