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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolsetTest.BurnE2E
{
using System;
using System.Collections.Generic;
using System.IO;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.StaticFiles;
using Microsoft.Extensions.FileProviders;
using Microsoft.Extensions.FileProviders.Physical;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Primitives;
public class CoreOwinWebServer : IWebServer, IFileProvider
{
const string StaticFileBasePath = "/e2e";
private Dictionary<string, string> PhysicalPathsByRelativeUrl { get; } = new Dictionary<string, string>();
private IHost WebHost { get; set; }
public bool DisableHeadResponses { get; set; }
public bool DisableRangeRequests { get; set; }
public void AddFiles(Dictionary<string, string> physicalPathsByRelativeUrl)
{
foreach (var kvp in physicalPathsByRelativeUrl)
{
this.PhysicalPathsByRelativeUrl.Add(kvp.Key, kvp.Value);
}
}
public void Start()
{
this.WebHost = Host.CreateDefaultBuilder()
.ConfigureWebHostDefaults(webBuilder =>
{
// Use localhost instead of * to avoid firewall issues.
webBuilder.UseUrls("http://localhost:9999");
webBuilder.Configure(appBuilder =>
{
appBuilder.Use(this.CustomStaticFileMiddleware);
appBuilder.UseStaticFiles(new StaticFileOptions
{
FileProvider = this,
RequestPath = StaticFileBasePath,
ServeUnknownFileTypes = true,
OnPrepareResponse = this.OnPrepareStaticFileResponse,
});
});
})
.Build();
this.WebHost.Start();
}
private async Task CustomStaticFileMiddleware(HttpContext context, Func<Task> next)
{
if (!this.DisableRangeRequests || (!HttpMethods.IsGet(context.Request.Method) && !HttpMethods.IsHead(context.Request.Method)))
{
await next();
return;
}
// Only send Content-Length header.
// Don't support range requests.
// https://github.com/dotnet/aspnetcore/blob/60abfafe32a4692f9dc4a172665524f163b10012/src/Middleware/StaticFiles/src/StaticFileMiddleware.cs
if (!context.Request.Path.StartsWithSegments(StaticFileBasePath, out var subpath))
{
context.Response.StatusCode = 404;
return;
}
var fileInfo = this.GetFileInfo(subpath);
if (!fileInfo.Exists)
{
context.Response.StatusCode = 404;
return;
}
var responseHeaders = context.Response.GetTypedHeaders();
var fileLength = fileInfo.Length;
responseHeaders.ContentLength = fileLength;
this.OnPrepareStaticFileResponse(new StaticFileResponseContext(context, fileInfo));
if (HttpMethods.IsGet(context.Request.Method))
{
await context.Response.SendFileAsync(fileInfo, 0, fileLength);
}
}
private void OnPrepareStaticFileResponse(StaticFileResponseContext obj)
{
if (this.DisableHeadResponses && obj.Context.Request.Method == "HEAD")
{
obj.Context.Response.StatusCode = 404;
}
}
public void Dispose()
{
var waitTime = TimeSpan.FromSeconds(5);
this.WebHost?.StopAsync(waitTime).Wait(waitTime);
}
public IDirectoryContents GetDirectoryContents(string subpath)
{
throw new NotImplementedException();
}
public IFileInfo GetFileInfo(string subpath)
{
if (this.PhysicalPathsByRelativeUrl.TryGetValue(subpath, out var filepath))
{
return new PhysicalFileInfo(new FileInfo(filepath));
}
return new NotFoundFileInfo(subpath);
}
public IChangeToken Watch(string filter)
{
throw new NotImplementedException();
}
}
}
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