TestOtlpExporter.cs

// <copyright file="TestOtlpExporter.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 OpenTelemetry;
using OpenTelemetry.Trace;

namespace Examples.Console
{
    internal static class TestOtlpExporter
    {
        internal static object Run(string endpoint)
        {
            return RunWithActivitySource(endpoint);
        }

        private static object RunWithActivitySource(string endpoint)
        {
            /*
             * Setup an OpenTelemetry Collector to run on local docker.
             *
             * Open a terminal window at the examples/Console/ directory and
             * launch the OpenTelemetry Collector with an OTLP receiver, by running:
             *
             *  - On Unix based systems use:
             *     docker run --rm -it -p 55680:55680 -v $(pwd):/cfg otel/opentelemetry-collector:0.7.0 --config=/cfg/otlp-collector-example/config.yaml
             *
             *  - On Windows use:
             *     docker run --rm -it -p 55680:55680 -v "%cd%":/cfg otel/opentelemetry-collector:0.7.0 --config=/cfg/otlp-collector-example/config.yaml
             *
             * On another terminal window at the examples/Console/ directory and
             * launch the OTLP example by running:
             *
             *     dotnet run -p Examples.Console.csproj otlp
             *
             * The OpenTelemetry Collector will output all received spans to the stdout of its terminal until
             * it is stopped via CTRL+C.
             *
             * For more information about the OpenTelemetry Collector go to https://github.com/open-telemetry/opentelemetry-collector
             *
             */

            // Enable OpenTelemetry for the sources "Samples.SampleServer" and "Samples.SampleClient"
            // and use OTLP exporter.
            using var openTelemetry = Sdk.CreateTracerProviderBuilder()
                    .AddSource("Samples.SampleClient", "Samples.SampleServer")
                    .AddOtlpExporter(opt => opt.Endpoint = endpoint)
                    .Build();

            // The above line is required only in Applications
            // which decide to use OpenTelemetry.
            using (var sample = new InstrumentationWithActivitySource())
            {
                sample.Start();

                System.Console.WriteLine("Traces are being created and exported" +
                    "to OTLP in the background. " +
                    "Press ENTER to stop.");
                System.Console.ReadLine();
            }

            return null;
        }
    }
}