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34 changes: 34 additions & 0 deletions
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...etry.Exporter.Prometheus.HTTP.Server/OpenTelemetry.Exporter.Prometheus.HTTP.Server.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <!-- OmniSharp/VS Code requires TargetFrameworks to be in descending order for IntelliSense and analysis. --> | ||
| <TargetFrameworks>netcoreapp3.1;net462</TargetFrameworks> | ||
| <Description>Prometheus exporter for OpenTelemetry .NET</Description> | ||
| <PackageTags>$(PackageTags);prometheus;metrics</PackageTags> | ||
| <MinVerTagPrefix>core-</MinVerTagPrefix> | ||
| </PropertyGroup> | ||
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| <PropertyGroup> | ||
| <NoWarn>$(NoWarn),1591</NoWarn> | ||
| </PropertyGroup> | ||
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| <!--Do not run ApiCompat as this package has never released a stable version. | ||
| Remove this property once we have released a stable version.--> | ||
| <PropertyGroup> | ||
| <RunApiCompat>false</RunApiCompat> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <ProjectReference Include="$(RepoRoot)\src\OpenTelemetry\OpenTelemetry.csproj" /> | ||
| </ItemGroup> | ||
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| <ItemGroup> | ||
| <Compile Include="$(RepoRoot)\src\OpenTelemetry.Api\Internal\ExceptionExtensions.cs" Link="Includes\ExceptionExtensions.cs" /> | ||
| <Compile Include="$(RepoRoot)\src\OpenTelemetry.Api\Internal\Guard.cs" Link="Includes\Guard.cs" /> | ||
| </ItemGroup> | ||
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| <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'"> | ||
| <FrameworkReference Include="Microsoft.AspNetCore.App" /> | ||
| </ItemGroup> | ||
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| </Project> |
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src/OpenTelemetry.Exporter.Prometheus.HTTP.Server/PrometheusExporterHttpServer.cs
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| using System; | ||
| using System.Net; | ||
| using System.Threading; | ||
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| namespace OpenTelemetry.Exporter.Prometheus.HTTP.Server | ||
| { | ||
| internal class PrometheusExporterHttpServer | ||
| { | ||
| private readonly HttpListener listener = new(); | ||
| private readonly object syncObject = new(); | ||
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| private CancellationTokenSource tokenSource; | ||
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| public PrometheusExporterHttpServer(PrometheusExporterHttpServerOptions options) | ||
| { | ||
| if ((options.HttpListenerPrefixes?.Count ?? 0) <= 0) | ||
| { | ||
| throw new ArgumentException("No HttpListenerPrefixes were specified on PrometheusExporterHttpServerOptions."); | ||
| } | ||
| } | ||
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| public void Start() | ||
| { | ||
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| } | ||
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| } | ||
| } |
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src/OpenTelemetry.Exporter.Prometheus.HTTP.Server/PrometheusExporterHttpServerOptions.cs
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| // <copyright file="PrometheusExporterHttpServerOptions.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> | ||
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| using System; | ||
| using System.Collections.Generic; | ||
| using OpenTelemetry.Internal; | ||
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| namespace OpenTelemetry.Exporter | ||
| { | ||
| /// <summary> | ||
| /// <see cref="PrometheusExporterHttpServer"/> options. | ||
| /// </summary> | ||
| public class PrometheusExporterHttpServerOptions | ||
| { | ||
| private IReadOnlyCollection<string> httpListenerPrefixes = new string[] { "http://localhost:9464/" }; | ||
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| #if NETCOREAPP3_1_OR_GREATER | ||
| /// <summary> | ||
| /// Gets or sets a value indicating whether or not an http listener | ||
| /// should be started. Default value: False. | ||
| /// </summary> | ||
| public bool StartHttpListener { get; set; } | ||
| #else | ||
| /// <summary> | ||
| /// Gets or sets a value indicating whether or not an http listener | ||
| /// should be started. Default value: True. | ||
| /// </summary> | ||
| public bool StartHttpListener { get; set; } = true; | ||
| #endif | ||
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| /// <summary> | ||
| /// Gets or sets the prefixes to use for the http listener. Default | ||
| /// value: http://localhost:9464/. | ||
| /// </summary> | ||
| public IReadOnlyCollection<string> HttpListenerPrefixes | ||
| { | ||
| get => this.httpListenerPrefixes; | ||
| set | ||
| { | ||
| Guard.ThrowIfNull(value); | ||
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| foreach (string inputUri in value) | ||
| { | ||
| if (!(Uri.TryCreate(inputUri, UriKind.Absolute, out var uri) && | ||
| (uri.Scheme == Uri.UriSchemeHttp || uri.Scheme == Uri.UriSchemeHttps))) | ||
| { | ||
| throw new ArgumentException( | ||
| "Prometheus server path should be a valid URI with http/https scheme.", | ||
| nameof(this.httpListenerPrefixes)); | ||
| } | ||
| } | ||
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| this.httpListenerPrefixes = value; | ||
| } | ||
| } | ||
| } | ||
| } |