aspnetcore/test/Microsoft.AspNetCore.Signal.../HttpHeaderEndPoint.cs

41 lines
1.4 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Buffers;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Protocols;
using Microsoft.AspNetCore.Sockets;
using Microsoft.AspNetCore.Sockets.Http.Features;
namespace Microsoft.AspNetCore.SignalR.Tests
{
public class HttpHeaderEndPoint : EndPoint
{
public override async Task OnConnectedAsync(ConnectionContext connection)
{
var result = await connection.Transport.Input.ReadAsync();
var buffer = result.Buffer;
try
{
var headers = connection.Features.Get<IHttpContextFeature>().HttpContext.Request.Headers;
var headerName = Encoding.UTF8.GetString(buffer.ToArray());
var headerValues = headers.FirstOrDefault(h => string.Equals(h.Key, headerName, StringComparison.OrdinalIgnoreCase)).Value.ToArray();
var data = Encoding.UTF8.GetBytes(string.Join(",", headerValues));
await connection.Transport.Output.WriteAsync(data);
}
finally
{
connection.Transport.Input.AdvanceTo(buffer.End);
}
}
}
}