aspnetcore/test/Kestrel.Core.Tests/Http1ConnectionTests.cs

958 lines
40 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;
using System.Collections.Generic;
using System.IO;
using System.IO.Pipelines;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.Server.Kestrel.Core.Features;
using Microsoft.AspNetCore.Server.Kestrel.Core.Internal;
using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure;
using Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.Internal;
using Microsoft.AspNetCore.Testing;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Primitives;
using Moq;
using Xunit;
namespace Microsoft.AspNetCore.Server.Kestrel.Core.Tests
{
public class Http1ConnectionTests : IDisposable
{
private readonly IDuplexPipe _transport;
private readonly IDuplexPipe _application;
private readonly TestHttp1Connection _http1Connection;
private readonly ServiceContext _serviceContext;
private readonly Http1ConnectionContext _http1ConnectionContext;
private readonly MemoryPool<byte> _pipelineFactory;
private SequencePosition _consumed;
private SequencePosition _examined;
private Mock<ITimeoutControl> _timeoutControl;
public Http1ConnectionTests()
{
_pipelineFactory = KestrelMemoryPool.Create();
var options = new PipeOptions(_pipelineFactory, readerScheduler: PipeScheduler.Inline, writerScheduler: PipeScheduler.Inline, useSynchronizationContext: false);
var pair = DuplexPipe.CreateConnectionPair(options, options);
_transport = pair.Transport;
_application = pair.Application;
_serviceContext = new TestServiceContext();
_timeoutControl = new Mock<ITimeoutControl>();
_http1ConnectionContext = new Http1ConnectionContext
{
ServiceContext = _serviceContext,
ConnectionFeatures = new FeatureCollection(),
MemoryPool = _pipelineFactory,
TimeoutControl = _timeoutControl.Object,
Application = pair.Application,
Transport = pair.Transport
};
_http1Connection = new TestHttp1Connection(_http1ConnectionContext);
_http1Connection.Reset();
}
public void Dispose()
{
_transport.Input.Complete();
_transport.Output.Complete();
_application.Input.Complete();
_application.Output.Complete();
_pipelineFactory.Dispose();
}
[Fact]
public async Task TakeMessageHeadersThrowsWhenHeadersExceedTotalSizeLimit()
{
const string headerLine = "Header: value\r\n";
_serviceContext.ServerOptions.Limits.MaxRequestHeadersTotalSize = headerLine.Length - 1;
_http1Connection.Reset();
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"{headerLine}\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() => _http1Connection.TakeMessageHeaders(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.BadRequest_HeadersExceedMaxTotalSize, exception.Message);
Assert.Equal(StatusCodes.Status431RequestHeaderFieldsTooLarge, exception.StatusCode);
}
[Fact]
public async Task TakeMessageHeadersThrowsWhenHeadersExceedCountLimit()
{
const string headerLines = "Header-1: value1\r\nHeader-2: value2\r\n";
_serviceContext.ServerOptions.Limits.MaxRequestHeaderCount = 1;
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"{headerLines}\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() => _http1Connection.TakeMessageHeaders(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.BadRequest_TooManyHeaders, exception.Message);
Assert.Equal(StatusCodes.Status431RequestHeaderFieldsTooLarge, exception.StatusCode);
}
[Fact]
public void ResetResetsScheme()
{
_http1Connection.Scheme = "https";
// Act
_http1Connection.Reset();
// Assert
Assert.Equal("http", ((IFeatureCollection)_http1Connection).Get<IHttpRequestFeature>().Scheme);
}
[Fact]
public void ResetResetsTraceIdentifier()
{
_http1Connection.TraceIdentifier = "xyz";
_http1Connection.Reset();
var nextId = ((IFeatureCollection)_http1Connection).Get<IHttpRequestIdentifierFeature>().TraceIdentifier;
Assert.NotEqual("xyz", nextId);
_http1Connection.Reset();
var secondId = ((IFeatureCollection)_http1Connection).Get<IHttpRequestIdentifierFeature>().TraceIdentifier;
Assert.NotEqual(nextId, secondId);
}
[Fact]
public void ResetResetsMinRequestBodyDataRate()
{
_http1Connection.MinRequestBodyDataRate = new MinDataRate(bytesPerSecond: 1, gracePeriod: TimeSpan.MaxValue);
_http1Connection.Reset();
Assert.Same(_serviceContext.ServerOptions.Limits.MinRequestBodyDataRate, _http1Connection.MinRequestBodyDataRate);
}
[Fact]
public void ResetResetsMinResponseDataRate()
{
_http1Connection.MinResponseDataRate = new MinDataRate(bytesPerSecond: 1, gracePeriod: TimeSpan.MaxValue);
_http1Connection.Reset();
Assert.Same(_serviceContext.ServerOptions.Limits.MinResponseDataRate, _http1Connection.MinResponseDataRate);
}
[Fact]
public void TraceIdentifierCountsRequestsPerHttp1Connection()
{
var connectionId = _http1ConnectionContext.ConnectionId;
var feature = ((IFeatureCollection)_http1Connection).Get<IHttpRequestIdentifierFeature>();
// Reset() is called once in the test ctor
var count = 1;
void Reset()
{
_http1Connection.Reset();
count++;
}
var nextId = feature.TraceIdentifier;
Assert.Equal($"{connectionId}:00000001", nextId);
Reset();
var secondId = feature.TraceIdentifier;
Assert.Equal($"{connectionId}:00000002", secondId);
var big = 1_000_000;
while (big-- > 0) Reset();
Assert.Equal($"{connectionId}:{count:X8}", feature.TraceIdentifier);
}
[Fact]
public void TraceIdentifierGeneratesWhenNull()
{
_http1Connection.TraceIdentifier = null;
var id = _http1Connection.TraceIdentifier;
Assert.NotNull(id);
Assert.Equal(id, _http1Connection.TraceIdentifier);
_http1Connection.Reset();
Assert.NotEqual(id, _http1Connection.TraceIdentifier);
}
[Fact]
public async Task ResetResetsHeaderLimits()
{
const string headerLine1 = "Header-1: value1\r\n";
const string headerLine2 = "Header-2: value2\r\n";
var options = new KestrelServerOptions();
options.Limits.MaxRequestHeadersTotalSize = headerLine1.Length;
options.Limits.MaxRequestHeaderCount = 1;
_serviceContext.ServerOptions = options;
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"{headerLine1}\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var takeMessageHeaders = _http1Connection.TakeMessageHeaders(readableBuffer, out _consumed, out _examined);
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.True(takeMessageHeaders);
Assert.Equal(1, _http1Connection.RequestHeaders.Count);
Assert.Equal("value1", _http1Connection.RequestHeaders["Header-1"]);
_http1Connection.Reset();
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"{headerLine2}\r\n"));
readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
takeMessageHeaders = _http1Connection.TakeMessageHeaders(readableBuffer, out _consumed, out _examined);
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.True(takeMessageHeaders);
Assert.Equal(1, _http1Connection.RequestHeaders.Count);
Assert.Equal("value2", _http1Connection.RequestHeaders["Header-2"]);
}
[Fact]
public async Task ThrowsWhenStatusCodeIsSetAfterResponseStarted()
{
// Act
await _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1]));
// Assert
Assert.True(_http1Connection.HasResponseStarted);
Assert.Throws<InvalidOperationException>(() => ((IHttpResponseFeature)_http1Connection).StatusCode = StatusCodes.Status404NotFound);
}
[Fact]
public async Task ThrowsWhenReasonPhraseIsSetAfterResponseStarted()
{
// Act
await _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1]));
// Assert
Assert.True(_http1Connection.HasResponseStarted);
Assert.Throws<InvalidOperationException>(() => ((IHttpResponseFeature)_http1Connection).ReasonPhrase = "Reason phrase");
}
[Fact]
public async Task ThrowsWhenOnStartingIsSetAfterResponseStarted()
{
await _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1]));
// Act/Assert
Assert.True(_http1Connection.HasResponseStarted);
Assert.Throws<InvalidOperationException>(() => ((IHttpResponseFeature)_http1Connection).OnStarting(_ => Task.CompletedTask, null));
}
[Theory]
[MemberData(nameof(MinDataRateData))]
public void ConfiguringIHttpMinRequestBodyDataRateFeatureSetsMinRequestBodyDataRate(MinDataRate minDataRate)
{
((IFeatureCollection)_http1Connection).Get<IHttpMinRequestBodyDataRateFeature>().MinDataRate = minDataRate;
Assert.Same(minDataRate, _http1Connection.MinRequestBodyDataRate);
}
[Theory]
[MemberData(nameof(MinDataRateData))]
public void ConfiguringIHttpMinResponseDataRateFeatureSetsMinResponseDataRate(MinDataRate minDataRate)
{
((IFeatureCollection)_http1Connection).Get<IHttpMinResponseDataRateFeature>().MinDataRate = minDataRate;
Assert.Same(minDataRate, _http1Connection.MinResponseDataRate);
}
[Fact]
public void ResetResetsRequestHeaders()
{
// Arrange
var originalRequestHeaders = _http1Connection.RequestHeaders;
_http1Connection.RequestHeaders = new HttpRequestHeaders();
// Act
_http1Connection.Reset();
// Assert
Assert.Same(originalRequestHeaders, _http1Connection.RequestHeaders);
}
[Fact]
public void ResetResetsResponseHeaders()
{
// Arrange
var originalResponseHeaders = _http1Connection.ResponseHeaders;
_http1Connection.ResponseHeaders = new HttpResponseHeaders();
// Act
_http1Connection.Reset();
// Assert
Assert.Same(originalResponseHeaders, _http1Connection.ResponseHeaders);
}
[Fact]
public void InitializeStreamsResetsStreams()
{
// Arrange
var messageBody = Http1MessageBody.For(Kestrel.Core.Internal.Http.HttpVersion.Http11, (HttpRequestHeaders)_http1Connection.RequestHeaders, _http1Connection);
_http1Connection.InitializeStreams(messageBody);
var originalRequestBody = _http1Connection.RequestBody;
var originalResponseBody = _http1Connection.ResponseBody;
_http1Connection.RequestBody = new MemoryStream();
_http1Connection.ResponseBody = new MemoryStream();
// Act
_http1Connection.InitializeStreams(messageBody);
// Assert
Assert.Same(originalRequestBody, _http1Connection.RequestBody);
Assert.Same(originalResponseBody, _http1Connection.ResponseBody);
}
[Theory]
[MemberData(nameof(RequestLineValidData))]
public async Task TakeStartLineSetsHttpProtocolProperties(
string requestLine,
string expectedMethod,
string expectedRawTarget,
// This warns that theory methods should use all of their parameters,
// but this method is using a shared data collection with HttpParserTests.ParsesRequestLine and others.
#pragma warning disable xUnit1026
string expectedRawPath,
#pragma warning restore xUnit1026
string expectedDecodedPath,
string expectedQueryString,
string expectedHttpVersion)
{
var requestLineBytes = Encoding.ASCII.GetBytes(requestLine);
await _application.Output.WriteAsync(requestLineBytes);
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var returnValue = _http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined);
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.True(returnValue);
Assert.Equal(expectedMethod, ((IHttpRequestFeature)_http1Connection).Method);
Assert.Equal(expectedRawTarget, _http1Connection.RawTarget);
Assert.Equal(expectedDecodedPath, _http1Connection.Path);
Assert.Equal(expectedQueryString, _http1Connection.QueryString);
Assert.Equal(expectedHttpVersion, _http1Connection.HttpVersion);
}
[Theory]
[MemberData(nameof(RequestLineDotSegmentData))]
public async Task TakeStartLineRemovesDotSegmentsFromTarget(
string requestLine,
string expectedRawTarget,
string expectedDecodedPath,
string expectedQueryString)
{
var requestLineBytes = Encoding.ASCII.GetBytes(requestLine);
await _application.Output.WriteAsync(requestLineBytes);
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var returnValue = _http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined);
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.True(returnValue);
Assert.Equal(expectedRawTarget, _http1Connection.RawTarget);
Assert.Equal(expectedDecodedPath, _http1Connection.Path);
Assert.Equal(expectedQueryString, _http1Connection.QueryString);
}
[Fact]
public async Task ParseRequestStartsRequestHeadersTimeoutOnFirstByteAvailable()
{
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes("G"));
_http1Connection.ParseRequest((await _transport.Input.ReadAsync()).Buffer, out _consumed, out _examined);
_transport.Input.AdvanceTo(_consumed, _examined);
var expectedRequestHeadersTimeout = _serviceContext.ServerOptions.Limits.RequestHeadersTimeout.Ticks;
_timeoutControl.Verify(cc => cc.ResetTimeout(expectedRequestHeadersTimeout, TimeoutAction.SendTimeoutResponse));
}
[Fact]
public async Task TakeStartLineThrowsWhenTooLong()
{
_serviceContext.ServerOptions.Limits.MaxRequestLineSize = "GET / HTTP/1.1\r\n".Length;
var requestLineBytes = Encoding.ASCII.GetBytes("GET /a HTTP/1.1\r\n");
await _application.Output.WriteAsync(requestLineBytes);
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() => _http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.BadRequest_RequestLineTooLong, exception.Message);
Assert.Equal(StatusCodes.Status414UriTooLong, exception.StatusCode);
}
[Theory]
[MemberData(nameof(TargetWithEncodedNullCharData))]
public async Task TakeStartLineThrowsOnEncodedNullCharInTarget(string target)
{
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"GET {target} HTTP/1.1\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.FormatBadRequest_InvalidRequestTarget_Detail(target), exception.Message);
}
[Theory]
[MemberData(nameof(TargetWithNullCharData))]
public async Task TakeStartLineThrowsOnNullCharInTarget(string target)
{
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"GET {target} HTTP/1.1\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.FormatBadRequest_InvalidRequestTarget_Detail(target.EscapeNonPrintable()), exception.Message);
}
[Theory]
[MemberData(nameof(MethodWithNullCharData))]
public async Task TakeStartLineThrowsOnNullCharInMethod(string method)
{
var requestLine = $"{method} / HTTP/1.1\r\n";
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(requestLine));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.FormatBadRequest_InvalidRequestLine_Detail(requestLine.EscapeNonPrintable()), exception.Message);
}
[Theory]
[MemberData(nameof(QueryStringWithNullCharData))]
public async Task TakeStartLineThrowsOnNullCharInQueryString(string queryString)
{
var target = $"/{queryString}";
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"GET {target} HTTP/1.1\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.FormatBadRequest_InvalidRequestTarget_Detail(target.EscapeNonPrintable()), exception.Message);
}
[Theory]
[MemberData(nameof(TargetInvalidData))]
public async Task TakeStartLineThrowsWhenRequestTargetIsInvalid(string method, string target)
{
var requestLine = $"{method} {target} HTTP/1.1\r\n";
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(requestLine));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.FormatBadRequest_InvalidRequestTarget_Detail(target.EscapeNonPrintable()), exception.Message);
}
[Theory]
[MemberData(nameof(MethodNotAllowedTargetData))]
public async Task TakeStartLineThrowsWhenMethodNotAllowed(string requestLine, HttpMethod allowedMethod)
{
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(requestLine));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(405, exception.StatusCode);
Assert.Equal(CoreStrings.BadRequest_MethodNotAllowed, exception.Message);
Assert.Equal(HttpUtilities.MethodToString(allowedMethod), exception.AllowedHeader);
}
[Fact]
public void ProcessRequestsAsyncEnablesKeepAliveTimeout()
{
var requestProcessingTask = _http1Connection.ProcessRequestsAsync<object>(null);
var expectedKeepAliveTimeout = _serviceContext.ServerOptions.Limits.KeepAliveTimeout.Ticks;
_timeoutControl.Verify(cc => cc.SetTimeout(expectedKeepAliveTimeout, TimeoutAction.StopProcessingNextRequest));
_http1Connection.StopProcessingNextRequest();
_application.Output.Complete();
requestProcessingTask.Wait();
}
[Fact]
public async Task WriteThrowsForNonBodyResponse()
{
// Arrange
((IHttpResponseFeature)_http1Connection).StatusCode = StatusCodes.Status304NotModified;
// Act/Assert
await Assert.ThrowsAsync<InvalidOperationException>(() => _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1])));
}
[Fact]
public async Task WriteAsyncThrowsForNonBodyResponse()
{
// Arrange
_http1Connection.HttpVersion = "HTTP/1.1";
((IHttpResponseFeature)_http1Connection).StatusCode = StatusCodes.Status304NotModified;
// Act/Assert
await Assert.ThrowsAsync<InvalidOperationException>(() => _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1]), default(CancellationToken)));
}
[Fact]
public async Task WriteDoesNotThrowForHeadResponse()
{
// Arrange
_http1Connection.HttpVersion = "HTTP/1.1";
_http1Connection.Method = HttpMethod.Head;
// Act/Assert
await _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1]));
}
[Fact]
public async Task WriteAsyncDoesNotThrowForHeadResponse()
{
// Arrange
_http1Connection.HttpVersion = "HTTP/1.1";
_http1Connection.Method = HttpMethod.Head;
// Act/Assert
await _http1Connection.WriteAsync(new ArraySegment<byte>(new byte[1]), default(CancellationToken));
}
[Fact]
public async Task ManuallySettingTransferEncodingThrowsForHeadResponse()
{
// Arrange
_http1Connection.HttpVersion = "HTTP/1.1";
_http1Connection.Method = HttpMethod.Head;
// Act
_http1Connection.ResponseHeaders.Add("Transfer-Encoding", "chunked");
// Assert
await Assert.ThrowsAsync<InvalidOperationException>(() => _http1Connection.FlushAsync());
}
[Fact]
public async Task ManuallySettingTransferEncodingThrowsForNoBodyResponse()
{
// Arrange
_http1Connection.HttpVersion = "HTTP/1.1";
((IHttpResponseFeature)_http1Connection).StatusCode = StatusCodes.Status304NotModified;
// Act
_http1Connection.ResponseHeaders.Add("Transfer-Encoding", "chunked");
// Assert
await Assert.ThrowsAsync<InvalidOperationException>(() => _http1Connection.FlushAsync());
}
[Fact]
public async Task RequestProcessingTaskIsUnwrapped()
{
var requestProcessingTask = _http1Connection.ProcessRequestsAsync<object>(null);
var data = Encoding.ASCII.GetBytes("GET / HTTP/1.1\r\nHost:\r\n\r\n");
await _application.Output.WriteAsync(data);
_http1Connection.StopProcessingNextRequest();
Assert.IsNotType<Task<Task>>(requestProcessingTask);
await requestProcessingTask.TimeoutAfter(TestConstants.DefaultTimeout);
_application.Output.Complete();
}
[Fact]
public async Task RequestAbortedTokenIsResetBeforeLastWriteWithContentLength()
{
_http1Connection.ResponseHeaders["Content-Length"] = "12";
// Need to compare WaitHandle ref since CancellationToken is struct
var original = _http1Connection.RequestAborted.WaitHandle;
foreach (var ch in "hello, worl")
{
await _http1Connection.WriteAsync(new ArraySegment<byte>(new[] { (byte)ch }));
Assert.Same(original, _http1Connection.RequestAborted.WaitHandle);
}
await _http1Connection.WriteAsync(new ArraySegment<byte>(new[] { (byte)'d' }));
Assert.NotSame(original, _http1Connection.RequestAborted.WaitHandle);
}
[Fact]
public async Task RequestAbortedTokenIsResetBeforeLastWriteAsyncWithContentLength()
{
_http1Connection.ResponseHeaders["Content-Length"] = "12";
// Need to compare WaitHandle ref since CancellationToken is struct
var original = _http1Connection.RequestAborted.WaitHandle;
foreach (var ch in "hello, worl")
{
await _http1Connection.WriteAsync(new ArraySegment<byte>(new[] { (byte)ch }), default(CancellationToken));
Assert.Same(original, _http1Connection.RequestAborted.WaitHandle);
}
await _http1Connection.WriteAsync(new ArraySegment<byte>(new[] { (byte)'d' }), default(CancellationToken));
Assert.NotSame(original, _http1Connection.RequestAborted.WaitHandle);
}
[Fact]
public async Task RequestAbortedTokenIsResetBeforeLastWriteAsyncAwaitedWithContentLength()
{
_http1Connection.ResponseHeaders["Content-Length"] = "12";
// Need to compare WaitHandle ref since CancellationToken is struct
var original = _http1Connection.RequestAborted.WaitHandle;
// Only first write can be WriteAsyncAwaited
var startingTask = _http1Connection.InitializeResponseAwaited(Task.CompletedTask, 1);
await _http1Connection.WriteAsyncAwaited(startingTask, new ArraySegment<byte>(new[] { (byte)'h' }), default(CancellationToken));
Assert.Same(original, _http1Connection.RequestAborted.WaitHandle);
foreach (var ch in "ello, worl")
{
await _http1Connection.WriteAsync(new ArraySegment<byte>(new[] { (byte)ch }), default(CancellationToken));
Assert.Same(original, _http1Connection.RequestAborted.WaitHandle);
}
await _http1Connection.WriteAsync(new ArraySegment<byte>(new[] { (byte)'d' }), default(CancellationToken));
Assert.NotSame(original, _http1Connection.RequestAborted.WaitHandle);
}
[Fact]
public async Task RequestAbortedTokenIsResetBeforeLastWriteWithChunkedEncoding()
{
// Need to compare WaitHandle ref since CancellationToken is struct
var original = _http1Connection.RequestAborted.WaitHandle;
_http1Connection.HttpVersion = "HTTP/1.1";
await _http1Connection.WriteAsync(new ArraySegment<byte>(Encoding.ASCII.GetBytes("hello, world")), default(CancellationToken));
Assert.Same(original, _http1Connection.RequestAborted.WaitHandle);
await _http1Connection.ProduceEndAsync();
Assert.NotSame(original, _http1Connection.RequestAborted.WaitHandle);
}
[Fact]
public async Task ExceptionDetailNotIncludedWhenLogLevelInformationNotEnabled()
{
var previousLog = _serviceContext.Log;
try
{
var mockTrace = new Mock<IKestrelTrace>();
mockTrace
.Setup(trace => trace.IsEnabled(LogLevel.Information))
.Returns(false);
_serviceContext.Log = mockTrace.Object;
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes($"GET /%00 HTTP/1.1\r\n"));
var readableBuffer = (await _transport.Input.ReadAsync()).Buffer;
var exception = Assert.Throws<BadHttpRequestException>(() =>
_http1Connection.TakeStartLine(readableBuffer, out _consumed, out _examined));
_transport.Input.AdvanceTo(_consumed, _examined);
Assert.Equal(CoreStrings.FormatBadRequest_InvalidRequestTarget_Detail(string.Empty), exception.Message);
Assert.Equal(StatusCodes.Status400BadRequest, exception.StatusCode);
}
finally
{
_serviceContext.Log = previousLog;
}
}
[Theory]
[InlineData(1, 1)]
[InlineData(5, 5)]
[InlineData(100, 100)]
[InlineData(600, 100)]
[InlineData(700, 1)]
[InlineData(1, 700)]
public async Task AcceptsHeadersAcrossSends(int header0Count, int header1Count)
{
_serviceContext.ServerOptions.Limits.MaxRequestHeaderCount = header0Count + header1Count;
var headers0 = MakeHeaders(header0Count);
var headers1 = MakeHeaders(header1Count, header0Count);
var requestProcessingTask = _http1Connection.ProcessRequestsAsync<object>(null);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes("GET / HTTP/1.0\r\n"));
await WaitForCondition(TestConstants.DefaultTimeout, () => _http1Connection.RequestHeaders != null);
Assert.Equal(0, _http1Connection.RequestHeaders.Count);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(headers0));
await WaitForCondition(TestConstants.DefaultTimeout, () => _http1Connection.RequestHeaders.Count >= header0Count);
Assert.Equal(header0Count, _http1Connection.RequestHeaders.Count);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(headers1));
await WaitForCondition(TestConstants.DefaultTimeout, () => _http1Connection.RequestHeaders.Count >= header0Count + header1Count);
Assert.Equal(header0Count + header1Count, _http1Connection.RequestHeaders.Count);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes("\r\n"));
Assert.Equal(header0Count + header1Count, _http1Connection.RequestHeaders.Count);
await requestProcessingTask.TimeoutAfter(TestConstants.DefaultTimeout);
}
[Theory]
[InlineData(1, 1)]
[InlineData(5, 5)]
[InlineData(100, 100)]
[InlineData(600, 100)]
[InlineData(700, 1)]
[InlineData(1, 700)]
public async Task KeepsSameHeaderCollectionAcrossSends(int header0Count, int header1Count)
{
_serviceContext.ServerOptions.Limits.MaxRequestHeaderCount = header0Count + header1Count;
var headers0 = MakeHeaders(header0Count);
var headers1 = MakeHeaders(header1Count, header0Count);
var requestProcessingTask = _http1Connection.ProcessRequestsAsync<object>(null);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes("GET / HTTP/1.0\r\n"));
await WaitForCondition(TestConstants.DefaultTimeout, () => _http1Connection.RequestHeaders != null);
Assert.Equal(0, _http1Connection.RequestHeaders.Count);
var newRequestHeaders = new RequestHeadersWrapper(_http1Connection.RequestHeaders);
_http1Connection.RequestHeaders = newRequestHeaders;
Assert.Same(newRequestHeaders, _http1Connection.RequestHeaders);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(headers0));
await WaitForCondition(TestConstants.DefaultTimeout, () => _http1Connection.RequestHeaders.Count >= header0Count);
Assert.Same(newRequestHeaders, _http1Connection.RequestHeaders);
Assert.Equal(header0Count, _http1Connection.RequestHeaders.Count);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes(headers1));
await WaitForCondition(TestConstants.DefaultTimeout, () => _http1Connection.RequestHeaders.Count >= header0Count + header1Count);
Assert.Same(newRequestHeaders, _http1Connection.RequestHeaders);
Assert.Equal(header0Count + header1Count, _http1Connection.RequestHeaders.Count);
await _application.Output.WriteAsync(Encoding.ASCII.GetBytes("\r\n"));
Assert.Same(newRequestHeaders, _http1Connection.RequestHeaders);
Assert.Equal(header0Count + header1Count, _http1Connection.RequestHeaders.Count);
await requestProcessingTask.TimeoutAfter(TimeSpan.FromSeconds(10));
}
[Fact]
public void ThrowsWhenMaxRequestBodySizeIsSetAfterReadingFromRequestBody()
{
// Act
// This would normally be set by the MessageBody during the first read.
_http1Connection.HasStartedConsumingRequestBody = true;
// Assert
Assert.True(((IHttpMaxRequestBodySizeFeature)_http1Connection).IsReadOnly);
var ex = Assert.Throws<InvalidOperationException>(() => ((IHttpMaxRequestBodySizeFeature)_http1Connection).MaxRequestBodySize = 1);
Assert.Equal(CoreStrings.MaxRequestBodySizeCannotBeModifiedAfterRead, ex.Message);
}
[Fact]
public void ThrowsWhenMaxRequestBodySizeIsSetToANegativeValue()
{
// Assert
var ex = Assert.Throws<ArgumentOutOfRangeException>(() => ((IHttpMaxRequestBodySizeFeature)_http1Connection).MaxRequestBodySize = -1);
Assert.StartsWith(CoreStrings.NonNegativeNumberOrNullRequired, ex.Message);
}
[Fact]
public async Task ConsumesRequestWhenApplicationDoesNotConsumeIt()
{
var httpApplication = new DummyApplication(async context =>
{
var buffer = new byte[10];
await context.Response.Body.WriteAsync(buffer, 0, 10);
});
var mockMessageBody = new Mock<MessageBody>(null);
_http1Connection.NextMessageBody = mockMessageBody.Object;
var requestProcessingTask = _http1Connection.ProcessRequestsAsync(httpApplication);
var data = Encoding.ASCII.GetBytes("POST / HTTP/1.1\r\nHost:\r\nConnection: close\r\ncontent-length: 1\r\n\r\n");
await _application.Output.WriteAsync(data);
await requestProcessingTask.TimeoutAfter(TestConstants.DefaultTimeout);
mockMessageBody.Verify(body => body.ConsumeAsync(), Times.Once);
}
private static async Task WaitForCondition(TimeSpan timeout, Func<bool> condition)
{
const int MaxWaitLoop = 150;
var delay = (int)Math.Ceiling(timeout.TotalMilliseconds / MaxWaitLoop);
var waitLoop = 0;
while (waitLoop < MaxWaitLoop && !condition())
{
// Wait for parsing condition to trigger
await Task.Delay(delay);
waitLoop++;
}
}
private static string MakeHeaders(int count, int startAt = 0)
{
return string.Join("", Enumerable
.Range(0, count)
.Select(i => $"Header-{startAt + i}: value{startAt + i}\r\n"));
}
public static IEnumerable<object[]> RequestLineValidData => HttpParsingData.RequestLineValidData;
public static IEnumerable<object[]> RequestLineDotSegmentData => HttpParsingData.RequestLineDotSegmentData;
public static TheoryData<string> TargetWithEncodedNullCharData
{
get
{
var data = new TheoryData<string>();
foreach (var target in HttpParsingData.TargetWithEncodedNullCharData)
{
data.Add(target);
}
return data;
}
}
public static TheoryData<string, string> TargetInvalidData
=> HttpParsingData.TargetInvalidData;
public static TheoryData<string, HttpMethod> MethodNotAllowedTargetData
=> HttpParsingData.MethodNotAllowedRequestLine;
public static TheoryData<string> TargetWithNullCharData
{
get
{
var data = new TheoryData<string>();
foreach (var target in HttpParsingData.TargetWithNullCharData)
{
data.Add(target);
}
return data;
}
}
public static TheoryData<string> MethodWithNullCharData
{
get
{
var data = new TheoryData<string>();
foreach (var target in HttpParsingData.MethodWithNullCharData)
{
data.Add(target);
}
return data;
}
}
public static TheoryData<string> QueryStringWithNullCharData
{
get
{
var data = new TheoryData<string>();
foreach (var target in HttpParsingData.QueryStringWithNullCharData)
{
data.Add(target);
}
return data;
}
}
public static TheoryData<TimeSpan> RequestBodyTimeoutDataValid => new TheoryData<TimeSpan>
{
TimeSpan.FromTicks(1),
TimeSpan.MaxValue,
Timeout.InfiniteTimeSpan,
TimeSpan.FromMilliseconds(-1) // Same as Timeout.InfiniteTimeSpan
};
public static TheoryData<TimeSpan> RequestBodyTimeoutDataInvalid => new TheoryData<TimeSpan>
{
TimeSpan.MinValue,
TimeSpan.FromTicks(-1),
TimeSpan.Zero
};
public static TheoryData<MinDataRate> MinDataRateData => new TheoryData<MinDataRate>
{
null,
new MinDataRate(bytesPerSecond: 1, gracePeriod: TimeSpan.MaxValue)
};
private class RequestHeadersWrapper : IHeaderDictionary
{
IHeaderDictionary _innerHeaders;
public RequestHeadersWrapper(IHeaderDictionary headers)
{
_innerHeaders = headers;
}
public StringValues this[string key] { get => _innerHeaders[key]; set => _innerHeaders[key] = value; }
public long? ContentLength { get => _innerHeaders.ContentLength; set => _innerHeaders.ContentLength = value; }
public ICollection<string> Keys => _innerHeaders.Keys;
public ICollection<StringValues> Values => _innerHeaders.Values;
public int Count => _innerHeaders.Count;
public bool IsReadOnly => _innerHeaders.IsReadOnly;
public void Add(string key, StringValues value) => _innerHeaders.Add(key, value);
public void Add(KeyValuePair<string, StringValues> item) => _innerHeaders.Add(item);
public void Clear() => _innerHeaders.Clear();
public bool Contains(KeyValuePair<string, StringValues> item) => _innerHeaders.Contains(item);
public bool ContainsKey(string key) => _innerHeaders.ContainsKey(key);
public void CopyTo(KeyValuePair<string, StringValues>[] array, int arrayIndex) => _innerHeaders.CopyTo(array, arrayIndex);
public IEnumerator<KeyValuePair<string, StringValues>> GetEnumerator() => _innerHeaders.GetEnumerator();
public bool Remove(string key) => _innerHeaders.Remove(key);
public bool Remove(KeyValuePair<string, StringValues> item) => _innerHeaders.Remove(item);
public bool TryGetValue(string key, out StringValues value) => _innerHeaders.TryGetValue(key, out value);
IEnumerator IEnumerable.GetEnumerator() => _innerHeaders.GetEnumerator();
}
}
}