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Add custom sampler project (#1001) 

* add custom sampler project

* add comment
This commit is contained in:
Reiley Yang 2020-08-04 19:58:13 -07:00 committed by GitHub
parent 8948470937
commit 0bcf363e0d
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 79 additions and 0 deletions
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7
OpenTelemetry.sln
View File

@ -192,6 +192,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "docs", "docs", "{CB401DF1-F
docs\toc.yml = docs\toc.yml
EndProjectSection
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "building-your-own-sampler", "docs\trace\building-your-own-sampler\building-your-own-sampler.csproj", "{D6318071-BE9F-43AF-9F28-A38894238627}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@ -350,6 +352,10 @@ Global
{BE60E3D5-DE30-4BAB-8E7A-63B21D0E80D7}.Debug|Any CPU.Build.0 = Debug|Any CPU
{BE60E3D5-DE30-4BAB-8E7A-63B21D0E80D7}.Release|Any CPU.ActiveCfg = Release|Any CPU
{BE60E3D5-DE30-4BAB-8E7A-63B21D0E80D7}.Release|Any CPU.Build.0 = Release|Any CPU
{D6318071-BE9F-43AF-9F28-A38894238627}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{D6318071-BE9F-43AF-9F28-A38894238627}.Debug|Any CPU.Build.0 = Debug|Any CPU
{D6318071-BE9F-43AF-9F28-A38894238627}.Release|Any CPU.ActiveCfg = Release|Any CPU
{D6318071-BE9F-43AF-9F28-A38894238627}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
@ -372,6 +378,7 @@ Global
{3277B1C0-BDFE-4460-9B0D-D9A661FB48DB} = {7C87CAF9-79D7-4C26-9FFB-F3F1FB6911F1}
{3862190B-E2C5-418E-AFDC-DB281FB5C705} = {7C87CAF9-79D7-4C26-9FFB-F3F1FB6911F1}
{CB401DF1-FF5C-4055-886E-1183E832B2D6} = {7CB2F02E-03FA-4FFF-89A5-C51F107623FD}
{D6318071-BE9F-43AF-9F28-A38894238627} = {5B7FB835-3FFF-4BC2-99C5-A5B5FAE3C818}
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {55639B5C-0770-4A22-AB56-859604650521}

25
docs/trace/building-your-own-sampler/MySampler.cs Normal file
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@ -0,0 +1,25 @@
// <copyright file="MySampler.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.Trace;
internal class MySampler : Sampler
{
public override SamplingResult ShouldSample(in SamplingParameters samplingParameters)
{
return new SamplingResult(false);
}
}

39
docs/trace/building-your-own-sampler/Program.cs Normal file
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@ -0,0 +1,39 @@
// <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;
using OpenTelemetry.Trace;
public class Program
{
private static readonly ActivitySource MyActivitySource = new ActivitySource(
"MyCompany.MyProduct.MyLibrary");
public static void Main()
{
using var otel = Sdk.CreateTracerProvider(b => b
.AddActivitySource("MyCompany.MyProduct.MyLibrary")
.SetSampler(new MySampler()) // TODO: it is NOT working at this moment
.UseConsoleExporter());
using (var activity = MyActivitySource.StartActivity("SayHello"))
{
activity?.SetTag("foo", 1);
activity?.SetTag("bar", "Hello, World!");
}
}
}

8
docs/trace/building-your-own-sampler/building-your-own-sampler.csproj Normal file
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@ -0,0 +1,8 @@
<Project Sdk="Microsoft.NET.Sdk">
<ItemGroup>
<!---
<PackageReference Include="OpenTelemetry.Exporter.Console" Version="$(OpenTelemetryExporterConsolePkgVer)" />
-->
<ProjectReference Include="$(RepoRoot)\src\OpenTelemetry.Exporter.Console\OpenTelemetry.Exporter.Console.csproj" />
</ItemGroup>
</Project>