added quieter opentelemetry tracer

Management.Web/ConfigurationSetup.cs

@@ -0,0 +1,14 @@
+public static class ConfigurationSetup
+{
+    public static void Canvas(WebApplicationBuilder builder)
+    {
+        var canvas_token = builder.Configuration["CANVAS_TOKEN"] ?? throw new Exception("CANVAS_TOKEN is null");
+        
+        var canvas_url = builder.Configuration["CANVAS_URL"];
+        if (canvas_url == null)
+        {
+            Console.WriteLine("CANVAS_URL is null, defaulting to https://snow.instructure.com");
+            builder.Configuration["CANVAS_URL"] = "https://snow.instructure.com";
+        }
+    }
+}

Management.Web/CustomConsoleExporter.cs

@@ -0,0 +1,20 @@
+using System.Diagnostics;
+using OpenTelemetry;
+
+public class CustomConsoleExporter : BaseExporter<Activity>
+{
+  public override ExportResult Export(in Batch<Activity> batch)
+  {
+    using var scope = SuppressInstrumentationScope.Begin();
+
+    foreach (var activity in batch)
+    {
+      string[] ignoreOperations = [
+        "Microsoft.AspNetCore.Hosting.HttpRequestIn",
+      ];
+      if (!ignoreOperations.Contains(activity.OperationName))
+        Console.WriteLine($"{activity.OperationName}: {activity.DisplayName}");
+    }
+    return ExportResult.Success;
+  }
+}

Management.Web/Program.cs

@@ -18,37 +18,30 @@ using OpenTelemetry.Logs;
 using OpenTelemetry.Metrics;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;
+using OpenTelemetry;
 
 DotEnv.Load();
 
 var builder = WebApplication.CreateBuilder(args);
 
-var canvas_token = builder.Configuration["CANVAS_TOKEN"];
+ConfigurationSetup.Canvas(builder);
-if (canvas_token == null)
-  throw new Exception("CANVAS_TOKEN is null");
-var canvas_url = builder.Configuration["CANVAS_URL"];
-if (canvas_url == null)
-{
-  Console.WriteLine("CANVAS_URL is null, defaulting to https://snow.instructure.com");
-  builder.Configuration["CANVAS_URL"] = "https://snow.instructure.com";
-}
 
 const string serviceName = "canvas-management";
 
-// builder.Logging.AddOpenTelemetry(options =>
+builder.Logging.AddOpenTelemetry(options =>
-// {
+{
-//   options
+  options
-//     .SetResourceBuilder(
+    .SetResourceBuilder(
-//       ResourceBuilder
+      ResourceBuilder
-//         .CreateDefault()
+        .CreateDefault()
-//         .AddService(serviceName)
+        .AddService(serviceName)
-//     )
+    )
-//     .AddOtlpExporter(o =>
+    .AddOtlpExporter(o =>
-//     {
+    {
-//       o.Endpoint = new Uri("http://localhost:4317/");
+      o.Endpoint = new Uri("http://localhost:4317/");
-//     })
+    });
-//     .AddConsoleExporter();
+  // .AddConsoleExporter();
-// });
+});
 
 builder.Services.AddOpenTelemetry()
   .ConfigureResource(resource => resource.AddService(serviceName))
@@ -59,15 +52,16 @@ builder.Services.AddOpenTelemetry()
       o.Endpoint = new Uri("http://localhost:4317/");
     })
     .AddAspNetCoreInstrumentation()
-    .AddConsoleExporter()
+    .AddProcessor(new BatchActivityExportProcessor(new CustomConsoleExporter()))
-  );
+  )
-// .WithMetrics(metrics => metrics
+  .WithMetrics(metrics => metrics
-//   .AddOtlpExporter(o => {
+    .AddOtlpExporter(o =>
-//     o.Endpoint = new Uri("http://localhost:4317/");
+    {
-//   })
+      o.Endpoint = new Uri("http://localhost:4317/");
-//   .AddAspNetCoreInstrumentation()
+    }
-//   .AddConsoleExporter()
+  )
-// );
+  .AddAspNetCoreInstrumentation()
+);
 
 // Add services to the container.
 builder.Services.AddRazorPages();
@@ -133,3 +127,4 @@ foreach (var address in addresses)
 }
 
 app.WaitForShutdown();
+

build.sh

@@ -2,7 +2,7 @@
 
 
 MAJOR_VERSION="1"
-MINOR_VERSION="3"
+MINOR_VERSION="4"
 VERSION="$MAJOR_VERSION.$MINOR_VERSION"
 
 dotnet publish Management.Web/ \

docker-compose.yml

@@ -31,22 +31,12 @@ services:
       - 4318:4318 # OTLP http receiver
       - 55679:55679 # zpages extension
 
-  # The zipkin process services the UI, and also exposes a POST endpoint that
-  # instrumentation can send trace data to.
   zipkin:
     image: ghcr.io/openzipkin/zipkin-slim
     container_name: zipkin
     # Environment settings are defined here https://github.com/openzipkin/zipkin/blob/master/zipkin-server/README.md#environment-variables
     environment:
       - STORAGE_TYPE=mem
-      # Point the zipkin at the storage backend
-      # - MYSQL_HOST=mysql
-      # Uncomment to enable self-tracing
-      # - SELF_TRACING_ENABLED=true
-      # Uncomment to increase heap size
-      # - JAVA_OPTS=-Xms128m -Xmx128m -XX:+ExitOnOutOfMemoryError
     ports:
-      # Port used for the Zipkin UI and HTTP Api
       - 9411:9411
-    # Uncomment to enable debug logging
     # command: --logging.level.zipkin2=DEBUG

ops/local-dev/docker-compose.yml

@@ -0,0 +1,23 @@
+services:
+  collector:
+    image: otel/opentelemetry-collector-contrib
+    volumes:
+      - ../otel-collector-config.yml:/etc/otelcol-contrib/config.yaml
+    ports:
+      - 1888:1888 # pprof extension
+      - 8888:8888 # Prometheus metrics exposed by the Collector
+      - 8889:8889 # Prometheus exporter metrics
+      - 13133:13133 # health_check extension
+      - 4317:4317 # OTLP gRPC receiver
+      - 4318:4318 # OTLP http receiver
+      - 55679:55679 # zpages extension
+
+  zipkin:
+    image: ghcr.io/openzipkin/zipkin-slim
+    container_name: zipkin
+    # Environment settings are defined here https://github.com/openzipkin/zipkin/blob/master/zipkin-server/README.md#environment-variables
+    environment:
+      - STORAGE_TYPE=mem
+    ports:
+      - 9411:9411
+    # command: --logging.level.zipkin2=DEBUG