opentelemetry-dotnet/docs/metrics/getting-started-aspnetcore/Program.cs

39 lines
1.4 KiB
C#

// <copyright file="Program.cs" company="OpenTelemetry Authors">
// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// </copyright>
using System.Diagnostics;
using OpenTelemetry.Metrics;
using OpenTelemetry.Resources;
var builder = WebApplication.CreateBuilder(args);
// Configure OpenTelemetry with metrics and auto-start.
builder.Services.AddOpenTelemetry()
.ConfigureResource(resource => resource
.AddService(serviceName: builder.Environment.ApplicationName))
.WithMetrics(metrics => metrics
.AddAspNetCoreInstrumentation()
.AddConsoleExporter((exporterOptions, metricReaderOptions) =>
{
metricReaderOptions.PeriodicExportingMetricReaderOptions.ExportIntervalMilliseconds = 1000;
}));
var app = builder.Build();
app.MapGet("/", () => $"Hello from OpenTelemetry Metrics!");
app.Run();