77 lines
2.7 KiB
C#
77 lines
2.7 KiB
C#
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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using System.Diagnostics;
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using OpenTelemetry;
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using OpenTelemetry.Resources;
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using OpenTelemetry.Trace;
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namespace CustomizingTheSdk;
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internal static class Program
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{
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private static readonly ActivitySource MyLibraryActivitySource = new(
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"MyCompany.MyProduct.MyLibrary");
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private static readonly ActivitySource ComponentAActivitySource = new(
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"AbcCompany.XyzProduct.ComponentA");
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private static readonly ActivitySource ComponentBActivitySource = new(
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"AbcCompany.XyzProduct.ComponentB");
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private static readonly ActivitySource SomeOtherActivitySource = new(
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"SomeCompany.SomeProduct.SomeComponent");
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public static void Main()
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{
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var tracerProvider = Sdk.CreateTracerProviderBuilder()
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// The following adds subscription to activities from Activity Source
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// named "MyCompany.MyProduct.MyLibrary" only.
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.AddSource("MyCompany.MyProduct.MyLibrary")
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// The following adds subscription to activities from all Activity Sources
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// whose name starts with "AbcCompany.XyzProduct.".
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.AddSource("AbcCompany.XyzProduct.*")
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.ConfigureResource(resource => resource.AddAttributes(new List<KeyValuePair<string, object>>
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{
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new KeyValuePair<string, object>("static-attribute1", "v1"),
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new KeyValuePair<string, object>("static-attribute2", "v2"),
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}))
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.ConfigureResource(resource => resource.AddService("MyServiceName"))
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.AddConsoleExporter()
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.Build();
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// This activity source is enabled.
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using (var activity = MyLibraryActivitySource.StartActivity("SayHello"))
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{
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activity?.SetTag("foo", 1);
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activity?.SetTag("bar", "Hello, World!");
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}
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// This activity source is enabled through wild card "AbcCompany.XyzProduct.*"
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using (var activity = ComponentAActivitySource.StartActivity("SayHello"))
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{
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activity?.SetTag("foo", 1);
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activity?.SetTag("bar", "Hello, World!");
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}
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// This activity source is enabled through wild card "AbcCompany.XyzProduct.*"
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using (var activity = ComponentBActivitySource.StartActivity("SayHello"))
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{
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activity?.SetTag("foo", 1);
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activity?.SetTag("bar", "Hello, World!");
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}
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// This activity source is not enabled, so activity will
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// be null here.
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using (var activity = SomeOtherActivitySource.StartActivity("SayHello"))
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{
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activity?.SetTag("foo", 1);
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activity?.SetTag("bar", "Hello, World!");
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}
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tracerProvider.Dispose();
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}
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}
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