Add basic tracing from OpenTelemetry

Note: Currently, the traces are being exported to the console, but that can be changed as needed. --ECL
sillsdev · Sep 14, 2023 · ac2ac2a · ac2ac2a
1 parent 1ed350f
commit ac2ac2a
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Showing 3 changed files with 15 additions and 0 deletions.
diff --git a/src/Serval.ApiServer/Serval.ApiServer.csproj b/src/Serval.ApiServer/Serval.ApiServer.csproj
@@ -21,6 +21,10 @@
 			<PrivateAssets>all</PrivateAssets>
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		</PackageReference>
+		<PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.6.0" />
+		<PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.6.0" />
+		<PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.5.1-beta.1" />
+		<PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.5.1-beta.1" />
 	</ItemGroup>
 
 	<ItemGroup>

diff --git a/src/Serval.ApiServer/Startup.cs b/src/Serval.ApiServer/Startup.cs
@@ -157,6 +157,14 @@ public void ConfigureServices(IServiceCollection services)
                 };
             });
         }
+
+        services
+            .AddOpenTelemetry()
+            .WithTracing(builder =>
+            {
+                builder.AddAspNetCoreInstrumentation().AddConsoleExporter();
+                builder.AddHttpClientInstrumentation().AddConsoleExporter();
+            });
     }
 
     public void Configure(IApplicationBuilder app, IWebHostEnvironment env)

diff --git a/src/Serval.ApiServer/Usings.cs b/src/Serval.ApiServer/Usings.cs
@@ -13,12 +13,15 @@
 global using Microsoft.AspNetCore.Authorization;
 global using Microsoft.AspNetCore.Diagnostics.HealthChecks;
 global using Microsoft.Extensions.Diagnostics.HealthChecks;
+global using Microsoft.Extensions.DependencyInjection;
 global using Microsoft.IdentityModel.Tokens;
 global using NJsonSchema;
 global using NJsonSchema.Generation;
 global using NSwag;
 global using NSwag.AspNetCore;
 global using NSwag.Generation.Processors.Security;
+global using OpenTelemetry;
+global using OpenTelemetry.Trace;
 global using Serval.Shared.Contracts;
 global using Serval.Shared.Controllers;
 global using Serval.Shared.Models;