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AzCopyCore updates #2171
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| using System.Buffers; | ||
| using System.IO.Pipelines; | ||
| using System.Text.Http.Parser; | ||
| using System.Threading.Tasks; | ||
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| // SocketClient is an experimental low-allocating/low-copy HTTP client API | ||
| // TODO (pri 2): need to support cancellations | ||
| namespace System.Net.Experimental | ||
| { | ||
| public readonly struct PipeHttpClient | ||
| { | ||
| static readonly HttpParser s_headersParser = new HttpParser(); | ||
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| readonly IDuplexPipe _pipe; | ||
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| public PipeHttpClient(IDuplexPipe pipe) | ||
| { | ||
| _pipe = pipe; | ||
| } | ||
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| public async ValueTask<TResponse> SendRequest<TRequest, TResponse>(TRequest request) | ||
| where TRequest : IPipeWritable | ||
| where TResponse : IHttpResponseHandler, new() | ||
| { | ||
| await request.WriteAsync(_pipe.Output).ConfigureAwait(false); | ||
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| PipeReader reader = _pipe.Input; | ||
| TResponse response = await ParseResponseAsync<TResponse>(reader).ConfigureAwait(false); | ||
| await response.OnBody(reader); | ||
| return response; | ||
| } | ||
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| static async ValueTask<T> ParseResponseAsync<T>(PipeReader reader) | ||
| where T : IHttpResponseHandler, new() | ||
| { | ||
| var handler = new T(); | ||
| while (true) | ||
| { | ||
| ReadResult result = await reader.ReadAsync(); | ||
| ReadOnlySequence<byte> buffer = result.Buffer; | ||
| // TODO (pri 2): this should not be static, or ParseHeaders should be static | ||
| if (HttpParser.ParseResponseLine(ref handler, ref buffer, out int rlConsumed)) | ||
| { | ||
| reader.AdvanceTo(buffer.GetPosition(rlConsumed)); | ||
| break; | ||
| } | ||
| reader.AdvanceTo(buffer.Start, buffer.End); | ||
| } | ||
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| while (true) | ||
| { | ||
| ReadResult result = await reader.ReadAsync(); | ||
| ReadOnlySequence<byte> buffer = result.Buffer; | ||
| if (s_headersParser.ParseHeaders(ref handler, buffer, out int hdConsumed)) | ||
| { | ||
| reader.AdvanceTo(buffer.GetPosition(hdConsumed)); | ||
| break; | ||
| } | ||
| reader.AdvanceTo(buffer.Start, buffer.End); | ||
| } | ||
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| await handler.OnBody(reader); | ||
| return handler; | ||
| } | ||
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| public bool IsConnected => _pipe != null; | ||
| } | ||
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| public interface IHttpResponseHandler : IHttpHeadersHandler, IHttpResponseLineHandler | ||
| { | ||
| ValueTask OnBody(PipeReader body); | ||
| } | ||
| } | ||
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Why is this commented out? This should be the same as https://github.com/dotnet/corefxlab/blob/master/SharedRuntimeVersion.txt (or import the common.props file).
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It's @terrajobst's fault. :-) I removed it now.