Move aspnetcore samples to modern .NET 6-style apps

examples/aspnetcore-redis/Program.cs

@@ -1,26 +1,32 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using Microsoft.AspNetCore.Hosting;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
+using Honeycomb.OpenTelemetry;
+using OpenTelemetry.Trace;
+using StackExchange.Redis;
 
-namespace aspnetcoreredis
-{
-    public class Program
-    {
-        public static void Main(string[] args)
-        {
-            CreateHostBuilder(args).Build().Run();
-        }
+var builder = WebApplication.CreateBuilder(args);
+builder.Services.AddControllers();
 
-        public static IHostBuilder CreateHostBuilder(string[] args) =>
-            Host.CreateDefaultBuilder(args)
-                .ConfigureWebHostDefaults(webBuilder =>
-                {
-                    webBuilder.UseStartup<Startup>();
-                });
+var redis = ConnectionMultiplexer.Connect(
+    new ConfigurationOptions
+    {
+        EndPoints = { "localhost:6379" },
+        AbortOnConnectFail = false, // allow for reconnects if redis is not available
     }
-}
+);
+builder.Services.AddSingleton<IConnectionMultiplexer>(redis);
+
+var honeycombOptions =
+    builder.Configuration.GetSection(HoneycombOptions.ConfigSectionName)
+        .Get<HoneycombOptions>();
+
+builder.Services.AddOpenTelemetryTracing(otelBuilder =>
+    otelBuilder
+        .AddHoneycomb(builder.Configuration)
+        .AddAspNetCoreInstrumentationWithBaggage()
+        .AddRedisInstrumentation(redis)
+);
+
+builder.Services.AddSingleton(TracerProvider.Default.GetTracer(honeycombOptions.ServiceName));
+
+var app = builder.Build();
+app.MapControllers();
+await app.RunAsync();

examples/aspnetcore-redis/aspnetcoreredis.csproj

@@ -3,6 +3,7 @@
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
     <IsPackable>false</IsPackable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
@@ -12,7 +13,6 @@
 
   <ItemGroup>
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.0.0-rc9.6" />
-    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.0.0-rc9.6" />
     <PackageReference Include="OpenTelemetry.Instrumentation.StackExchangeRedis" Version="1.0.0-rc9.7" />
   </ItemGroup>
 

examples/aspnetcore/Controllers/WeatherForecastController.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Logging;
+using Microsoft.AspNetCore.Mvc;
 using OpenTelemetry.Trace;
 using System.Diagnostics.Metrics;
 
@@ -22,7 +17,6 @@ public class WeatherForecastController : ControllerBase
         private readonly Tracer _tracer;
         private readonly Counter<int> _counter;
 
-
         public WeatherForecastController(ILogger<WeatherForecastController> logger, Tracer tracer, Meter meter)
         {
             _logger = logger;

examples/aspnetcore/Program.cs

@@ -1,26 +1,30 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using Microsoft.AspNetCore.Hosting;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
+using Honeycomb.OpenTelemetry;
+using OpenTelemetry.Trace;
+using System.Diagnostics.Metrics;
 
-namespace aspnetcore
-{
-    public class Program
-    {
-        public static void Main(string[] args)
-        {
-            CreateHostBuilder(args).Build().Run();
-        }
+var builder = WebApplication.CreateBuilder(args);
+builder.Services.AddControllers();
 
-        public static IHostBuilder CreateHostBuilder(string[] args) =>
-            Host.CreateDefaultBuilder(args)
-                .ConfigureWebHostDefaults(webBuilder =>
-                {
-                    webBuilder.UseStartup<Startup>();
-                });
-    }
-}
+var honeycombOptions =
+    builder.Configuration.GetSection(HoneycombOptions.ConfigSectionName)
+        .Get<HoneycombOptions>();
+
+builder.Services.AddOpenTelemetryTracing(otelBuilder =>
+    otelBuilder
+        .AddHoneycomb(builder.Configuration)
+        .AddAspNetCoreInstrumentationWithBaggage()
+);
+
+builder.Services.AddSingleton(TracerProvider.Default.GetTracer(honeycombOptions.ServiceName));
+
+// (optional metrics setup)
+// meter name used here must be configured in the OpenTelemetry SDK
+// service name is configured by default
+// you may configure additional meter names using the Honeycomb options
+var meter = new Meter(honeycombOptions.MetricsDataset);
+builder.Services.AddSingleton(meter);
+
+var app = builder.Build();
+
+app.MapControllers();
+await app.RunAsync();

examples/aspnetcore/aspnetcore.csproj

@@ -3,6 +3,7 @@
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
     <IsPackable>false</IsPackable>
+    <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
@@ -12,7 +13,6 @@
 
   <ItemGroup>
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.0.0-rc9.6" />
-    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.0.0-rc9.6" />
   </ItemGroup>
 
 </Project>