feat: opentelemetry tracing support

Server/Program.cs

@@ -5,8 +5,13 @@ using MassTransit;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Diagnostics.HealthChecks;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
+using OpenTelemetry.Logs;
+using OpenTelemetry.Metrics;
+using OpenTelemetry.Resources;
+using OpenTelemetry.Trace;
 using Server.DB;
 using Server.Services;
 using Wonderking.Game.Mapping;
@@ -19,9 +24,6 @@ builder.Environment.EnvironmentName = "Development";
 builder.Configuration.AddJsonFile("settings.json", true, true)
     .AddJsonFile($"settings.{builder.Environment.EnvironmentName}.json", true)
     .AddEnvironmentVariables().Build();
-builder.Services.AddSingleton<CharacterStatsMappingConfiguration>(
-    JsonSerializer.Deserialize<CharacterStatsMappingConfiguration>(
-        File.ReadAllText("config/character-stats.mapping.json")) ?? throw new InvalidOperationException());
 
 builder.Services.AddLogging();
 var loggerFactory = LoggerFactory.Create(loggingBuilder =>
@@ -31,9 +33,45 @@ var loggerFactory = LoggerFactory.Create(loggingBuilder =>
     loggingBuilder.AddConsole();
 });
 
+var configuration = builder.Configuration;
+
+Action<ResourceBuilder> resourceBuilderAction = r => r
+    .AddService("Continuity", serviceInstanceId: Environment.MachineName);
+
+builder.Services.AddOpenTelemetry()
+    .ConfigureResource(resourceBuilderAction)
+    .WithTracing(tracing =>
+    {
+        tracing.AddSource(nameof(Server));
+        tracing.SetSampler(new AlwaysOnSampler());
+        tracing.AddMassTransitInstrumentation();
+        tracing.AddEntityFrameworkCoreInstrumentation(options => options.SetDbStatementForText = true);
+    })
+    .WithMetrics(metrics => { metrics.AddRuntimeInstrumentation(); });
+
+builder.Logging.AddOpenTelemetry(logging =>
+{
+    var resourceBuilder = ResourceBuilder.CreateDefault();
+    resourceBuilderAction(resourceBuilder);
+    logging.SetResourceBuilder(resourceBuilder);
+    logging.IncludeFormattedMessage = true;
+    logging.IncludeScopes = true;
+});
+builder.Services.Configure<OpenTelemetryLoggerOptions>(logging =>
+    logging.AddOtlpExporter(options => options.Endpoint = new Uri(configuration["OTLP:Endpoint"] ?? string.Empty)));
+builder.Services.ConfigureOpenTelemetryMeterProvider(metrics =>
+    metrics.AddOtlpExporter(options => options.Endpoint = new Uri(configuration["OTLP:Endpoint"] ?? string.Empty)));
+builder.Services.ConfigureOpenTelemetryTracerProvider(tracing =>
+    tracing.AddOtlpExporter(options => options.Endpoint = new Uri(configuration["OTLP:Endpoint"] ?? string.Empty)));
+
+builder.Services.AddHealthChecks()
+    .AddCheck("self", () => HealthCheckResult.Healthy(), ["live"]);
+builder.Services.AddSingleton<CharacterStatsMappingConfiguration>(
+    JsonSerializer.Deserialize<CharacterStatsMappingConfiguration>(
+        File.ReadAllText("config/character-stats.mapping.json")) ?? throw new InvalidOperationException());
+
 builder.Services.AddDbContextPool<WonderkingContext>(o =>
 {
-    using var configuration = builder.Configuration;
     o.UseNpgsql(
             $"Host={configuration["DB:Host"]};Username={configuration["DB:Username"]};Password={configuration["DB:Password"]};Database={configuration["DB:Database"]};Port={configuration["DB:Port"]}")
         .EnableSensitiveDataLogging().UseLazyLoadingProxies().UseLoggerFactory(loggerFactory);

Server/Server.csproj

@@ -89,6 +89,15 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
+    <PackageReference Include="OpenTelemetry" Version="1.7.0-alpha.1" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.7.0-alpha.1" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.7.0-alpha.1" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.7.0-alpha.1" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.EntityFrameworkCore" Version="1.0.0-beta.8" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.MassTransit" Version="1.0.0-beta.3" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.5.1" />
+    <PackageReference Include="OpenTelemetry.PersistentStorage.FileSystem" Version="1.0.0" />
+    <PackageReference Include="OpenTelemetry.ResourceDetectors.Container" Version="1.0.0-beta.4" />
     <PackageReference Include="Serilog.Extensions.Logging.File" Version="3.0.0"/>
     <PackageReference Include="Serilog.Sinks.File" Version="5.0.0"/>
   </ItemGroup>

Server/docker-compose.yml

@@ -13,6 +13,7 @@ services:
       - DB:Username=continuity
       - DB:Password=continuity
       - Game:Data:Path=/app/data/
+      - OTLP:Endpoint=http://jaeger:4317
     networks:
       - continuity
     ports:
@@ -51,8 +52,30 @@ services:
       timeout: 3s
       retries: 3
 
+  jaeger:
+    container_name: continuity-jaeger
+    image: jaegertracing/all-in-one:1.51.0
+    restart: always
+    networks:
+      - continuity
+    ports:
+      - 6831:6831/udp
+      - 6832:6832/udp
+      - 5778:5778
+      - 16686:16686
+      - 4317:4317
+      - 4318:4318
+      - 14250:14250
+      - 14268:14268
+      - 14269:14269
+      - 9411:9411
+    environment:
+      - COLLECTOR_ZIPKIN_HOST_PORT=:9411
+      - COLLECTOR_OTLP_ENABLED=true
+
 networks:
   continuity:
 
 volumes:
   db-data:
+  prom-data: