81 lines
2.7 KiB
C#
81 lines
2.7 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Threading.Tasks;
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using Microsoft.AspNet.Builder;
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using Microsoft.AspNet.Diagnostics.Views;
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using Microsoft.AspNet.Http;
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using Microsoft.Extensions.Options;
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using Microsoft.Extensions.PlatformAbstractions;
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namespace Microsoft.AspNet.Diagnostics
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{
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/// <summary>
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/// Displays information about the packages used by the application at runtime
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/// </summary>
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public class RuntimeInfoMiddleware
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{
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private readonly RequestDelegate _next;
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private readonly RuntimeInfoPageOptions _options;
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private readonly IRuntimeEnvironment _runtimeEnvironment;
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/// <summary>
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/// Initializes a new instance of the <see cref="RuntimeInfoMiddleware"/> class
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/// </summary>
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/// <param name="next"></param>
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/// <param name="options"></param>
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public RuntimeInfoMiddleware(
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RequestDelegate next,
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IOptions<RuntimeInfoPageOptions> options,
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IRuntimeEnvironment runtimeEnvironment)
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{
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if (next == null)
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{
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throw new ArgumentNullException(nameof(next));
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}
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if (options == null)
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{
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throw new ArgumentNullException(nameof(options));
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}
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if (runtimeEnvironment == null)
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{
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throw new ArgumentNullException(nameof(runtimeEnvironment));
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}
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_next = next;
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_options = options.Value;
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_runtimeEnvironment = runtimeEnvironment;
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}
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/// <summary>
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/// Process an individual request.
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/// </summary>
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/// <param name="context"></param>
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/// <returns></returns>
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public Task Invoke(HttpContext context)
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{
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var request = context.Request;
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if (!_options.Path.HasValue || _options.Path == request.Path)
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{
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var model = CreateRuntimeInfoModel();
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var runtimeInfoPage = new RuntimeInfoPage(model);
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return runtimeInfoPage.ExecuteAsync(context);
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}
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return _next(context);
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}
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internal RuntimeInfoPageModel CreateRuntimeInfoModel()
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{
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var model = new RuntimeInfoPageModel();
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model.Version = _runtimeEnvironment.RuntimeVersion;
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model.OperatingSystem = _runtimeEnvironment.OperatingSystem;
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model.RuntimeType = _runtimeEnvironment.RuntimeType;
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model.RuntimeArchitecture = _runtimeEnvironment.RuntimeArchitecture;
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return model;
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}
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}
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} |