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76 lines
2.3 KiB
C#
76 lines
2.3 KiB
C#
using OpenTelemetry.Exporter;
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using OpenTelemetry.Logs;
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using OpenTelemetry.Metrics;
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using OpenTelemetry.Resources;
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using OpenTelemetry.Trace;
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using System.Diagnostics.Metrics;
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var builder = WebApplication.CreateBuilder(args);
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// 1. Define Resource Information
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var resourceBuilder = ResourceBuilder.CreateDefault()
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.AddService("SampleApi");
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// 2. Configuration Variables
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var oltpApiKey = "mc3G63K2j5ZOEsi0AjMojLTXm1KEZFctzIIjSwDiTGut8qGSkPuWwxGP1RbscJUo";
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var oltpAddress = "http://aspire-dashboard-service.aspire.svc.cluster.local:18889";
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builder.Services.AddControllers();
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builder.Services.AddEndpointsApiExplorer();
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builder.Services.AddSwaggerGen();
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builder.Services.AddHealthChecks();
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// 3. Configure OpenTelemetry Logging
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builder.Logging.AddOpenTelemetry(logging =>
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{
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logging.SetResourceBuilder(resourceBuilder);
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logging.AddOtlpExporter(opt =>
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{
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opt.Endpoint = new Uri(oltpAddress);
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opt.Protocol = OtlpExportProtocol.Grpc;
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opt.Headers = $"x-otlp-api-key={oltpApiKey}";
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});
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});
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// 4. Configure Tracing and Metrics (Merged into one registration)
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builder.Services.AddOpenTelemetry()
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.WithTracing(tracing => tracing
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.SetResourceBuilder(resourceBuilder)
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.AddAspNetCoreInstrumentation()
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.AddHttpClientInstrumentation()
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.AddOtlpExporter(opt =>
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{
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opt.Endpoint = new Uri(oltpAddress);
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opt.Protocol = OtlpExportProtocol.Grpc;
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opt.Headers = $"x-otlp-api-key={oltpApiKey}";
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}))
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.WithMetrics(metrics => metrics
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.SetResourceBuilder(resourceBuilder)
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.AddMeter("SampleApi") // Register your custom meter here
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.AddAspNetCoreInstrumentation()
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.AddRuntimeInstrumentation()
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.AddOtlpExporter(opt =>
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{
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opt.Endpoint = new Uri(oltpAddress);
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opt.Protocol = OtlpExportProtocol.Grpc;
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opt.Headers = $"x-otlp-api-key={oltpApiKey}";
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}));
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var app = builder.Build();
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// 5. Initialize your Meter for use in the app
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var myMeter = new Meter("SampleApi", "1.0.0");
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var transactionCounter = myMeter.CreateCounter<long>("CustomCounter");
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if (app.Environment.IsDevelopment())
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{
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app.UseSwagger();
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app.UseSwaggerUI();
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}
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app.MapHealthChecks("/health");
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app.UseRouting();
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app.UseAuthorization();
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app.MapControllers();
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app.Run(); |