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.NET: dotnet sample for OTEL -> Application Insights + Grafana (#1083)

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* Add Azure Monitor OpenTelemetry Exporter to AgentOpenTelemetry sample

* Update README to include Application Insights setup and Grafana dashboard links

* Update dotnet/samples/GettingStarted/AgentOpenTelemetry/README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
wuweng
2025-10-02 15:21:11 +00:00
committed by GitHub
co-authored by Copilot
parent c7f20c8ec5
commit 074529e5a0
4 changed files with 40 additions and 6 deletions
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dotnet/samples/GettingStarted/AgentOpenTelemetry/Program.cs
+17 -4
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@@ -5,6 +5,7 @@ using System.Diagnostics;
using System.Diagnostics.Metrics;
using Azure.AI.OpenAI;
using Azure.Identity;
using Azure.Monitor.OpenTelemetry.Exporter;
using Microsoft.Agents.AI;
using Microsoft.Extensions.AI;
using Microsoft.Extensions.DependencyInjection;
@@ -23,6 +24,8 @@ const string ServiceName = "AgentOpenTelemetry";
// Configure OpenTelemetry for Aspire dashboard
var otlpEndpoint = Environment.GetEnvironmentVariable("OTEL_EXPORTER_OTLP_ENDPOINT") ?? "http://localhost:4318";
var applicationInsightsConnectionString = Environment.GetEnvironmentVariable("APPLICATIONINSIGHTS_CONNECTION_STRING");
// Create a resource to identify this service
var resource = ResourceBuilder.CreateDefault()
.AddService(ServiceName, serviceVersion: "1.0.0")
@@ -34,13 +37,19 @@ var resource = ResourceBuilder.CreateDefault()
.Build();
// Setup tracing with resource
using var tracerProvider = Sdk.CreateTracerProviderBuilder()
var tracerProviderBuilder = Sdk.CreateTracerProviderBuilder()
.SetResourceBuilder(ResourceBuilder.CreateDefault().AddService(ServiceName, serviceVersion: "1.0.0"))
.AddSource(SourceName) // Our custom activity source
.AddSource("*Microsoft.Agents.AI") // Agent Framework telemetry
.AddHttpClientInstrumentation() // Capture HTTP calls to OpenAI
.AddOtlpExporter(options => options.Endpoint = new Uri(otlpEndpoint))
.Build();
.AddOtlpExporter(options => options.Endpoint = new Uri(otlpEndpoint));
if (!string.IsNullOrWhiteSpace(applicationInsightsConnectionString))
{
tracerProviderBuilder.AddAzureMonitorTraceExporter(options => options.ConnectionString = applicationInsightsConnectionString);
}
using var tracerProvider = tracerProviderBuilder.Build();
// Setup metrics with resource and instrument name filtering
using var meterProvider = Sdk.CreateMeterProviderBuilder()
@@ -60,6 +69,10 @@ serviceCollection.AddLogging(loggingBuilder => loggingBuilder
{
options.SetResourceBuilder(ResourceBuilder.CreateDefault().AddService(ServiceName, serviceVersion: "1.0.0"));
options.AddOtlpExporter(otlpOptions => otlpOptions.Endpoint = new Uri(otlpEndpoint));
if (!string.IsNullOrWhiteSpace(applicationInsightsConnectionString))
{
options.AddAzureMonitorLogExporter(options => options.ConnectionString = applicationInsightsConnectionString);
}
options.IncludeScopes = true;
options.IncludeFormattedMessage = true;
}));
@@ -85,7 +98,7 @@ Console.WriteLine("""
""");
var endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT") ?? throw new InvalidOperationException("AZURE_OPENAI_ENDPOINT environment variable is not set.");
var deploymentName = System.Environment.GetEnvironmentVariable("AZURE_OPENAI_DEPLOYMENT_NAME") ?? "gpt-4o-mini";
var deploymentName = Environment.GetEnvironmentVariable("AZURE_OPENAI_DEPLOYMENT_NAME") ?? "gpt-4o-mini";
// Log application startup
appLogger.LogInformation("OpenTelemetry Aspire Demo application started");