aspnetcore/test/Microsoft.AspNetCore.Socket.../HttpConnectionDispatcherTes...

1580 lines
70 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.IO;
using System.IO.Pipelines;
using System.Linq;
using System.Net;
using System.Net.WebSockets;
using System.Security.Claims;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.Http.Internal;
using Microsoft.AspNetCore.Connections;
using Microsoft.AspNetCore.Connections.Features;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Testing;
using Microsoft.Extensions.Primitives;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Xunit;
using Xunit.Abstractions;
namespace Microsoft.AspNetCore.Sockets.Tests
{
public class HttpConnectionDispatcherTests : LoggedTest
{
public HttpConnectionDispatcherTests(ITestOutputHelper output) : base(output)
{
}
[Fact]
public async Task NegotiateReservesConnectionIdAndReturnsIt()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
var ms = new MemoryStream();
context.Request.Path = "/foo";
context.Request.Method = "POST";
context.Response.Body = ms;
await dispatcher.ExecuteNegotiateAsync(context, new HttpConnectionOptions());
var negotiateResponse = JsonConvert.DeserializeObject<JObject>(Encoding.UTF8.GetString(ms.ToArray()));
var connectionId = negotiateResponse.Value<string>("connectionId");
Assert.True(manager.TryGetConnection(connectionId, out var connectionContext));
Assert.Equal(connectionId, connectionContext.ConnectionId);
}
}
[Fact]
public async Task CheckThatThresholdValuesAreEnforced()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
var ms = new MemoryStream();
context.Request.Path = "/foo";
context.Request.Method = "POST";
context.Response.Body = ms;
var options = new HttpConnectionOptions { TransportMaxBufferSize = 4, ApplicationMaxBufferSize = 4 };
await dispatcher.ExecuteNegotiateAsync(context, options);
var negotiateResponse = JsonConvert.DeserializeObject<JObject>(Encoding.UTF8.GetString(ms.ToArray()));
var connectionId = negotiateResponse.Value<string>("connectionId");
context.Request.QueryString = context.Request.QueryString.Add("id", connectionId);
Assert.True(manager.TryGetConnection(connectionId, out var connection));
// Fake actual connection after negotiate to populate the pipes on the connection
await dispatcher.ExecuteAsync(context, options, c => Task.CompletedTask);
// This write should complete immediately but it exceeds the writer threshold
var writeTask = connection.Application.Output.WriteAsync(new byte[] { (byte)'b', (byte)'y', (byte)'t', (byte)'e', (byte)'s' });
Assert.False(writeTask.IsCompleted);
// Reading here puts us below the threshold
await connection.Transport.Input.ConsumeAsync(5);
await writeTask.AsTask().OrTimeout();
}
}
[Theory]
[InlineData(TransportType.LongPolling)]
[InlineData(TransportType.ServerSentEvents)]
public async Task CheckThatThresholdValuesAreEnforcedWithSends(TransportType transportType)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var pipeOptions = new PipeOptions(pauseWriterThreshold: 8, resumeWriterThreshold: 4);
var connection = manager.CreateConnection(pipeOptions, pipeOptions);
connection.Items[ConnectionMetadataNames.Transport] = transportType;
using (var requestBody = new MemoryStream())
using (var responseBody = new MemoryStream())
{
var bytes = Encoding.UTF8.GetBytes("EXTRADATA Hi");
requestBody.Write(bytes, 0, bytes.Length);
requestBody.Seek(0, SeekOrigin.Begin);
var context = new DefaultHttpContext();
context.Request.Body = requestBody;
context.Response.Body = responseBody;
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
context.Request.Path = "/foo";
context.Request.Method = "POST";
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
// This task should complete immediately but it exceeds the writer threshold
var executeTask = dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.False(executeTask.IsCompleted);
await connection.Transport.Input.ConsumeAsync(10);
await executeTask.OrTimeout();
Assert.True(connection.Transport.Input.TryRead(out var result));
Assert.Equal("Hi", Encoding.UTF8.GetString(result.Buffer.ToArray()));
connection.Transport.Input.AdvanceTo(result.Buffer.End);
}
}
}
[Theory]
[InlineData(TransportType.All)]
[InlineData((TransportType)0)]
[InlineData(TransportType.LongPolling | TransportType.WebSockets)]
public async Task NegotiateReturnsAvailableTransportsAfterFilteringByOptions(TransportType transports)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
context.Features.Set<IHttpWebSocketFeature>(new TestWebSocketConnectionFeature());
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
var ms = new MemoryStream();
context.Request.Path = "/foo";
context.Request.Method = "POST";
context.Response.Body = ms;
await dispatcher.ExecuteNegotiateAsync(context, new HttpConnectionOptions { Transports = transports });
var negotiateResponse = JsonConvert.DeserializeObject<JObject>(Encoding.UTF8.GetString(ms.ToArray()));
var availableTransports = (TransportType)0;
foreach (var transport in negotiateResponse["availableTransports"])
{
var transportType = (TransportType)Enum.Parse(typeof(TransportType), transport.Value<string>("transport"));
availableTransports |= transportType;
}
Assert.Equal(transports, availableTransports);
}
}
[Theory]
[InlineData(TransportType.WebSockets)]
[InlineData(TransportType.ServerSentEvents)]
[InlineData(TransportType.LongPolling)]
public async Task EndpointsThatAcceptConnectionId404WhenUnknownConnectionIdProvided(TransportType transportType)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
using (var strm = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
context.Response.Body = strm;
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
context.Request.Path = "/foo";
context.Request.Method = "GET";
var values = new Dictionary<string, StringValues>();
values["id"] = "unknown";
var qs = new QueryCollection(values);
context.Request.Query = qs;
SetTransport(context, transportType);
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status404NotFound, context.Response.StatusCode);
await strm.FlushAsync();
Assert.Equal("No Connection with that ID", Encoding.UTF8.GetString(strm.ToArray()));
}
}
}
[Fact]
public async Task EndpointsThatAcceptConnectionId404WhenUnknownConnectionIdProvidedForPost()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
using (var strm = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Response.Body = strm;
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
context.Request.Path = "/foo";
context.Request.Method = "POST";
var values = new Dictionary<string, StringValues>();
values["id"] = "unknown";
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status404NotFound, context.Response.StatusCode);
await strm.FlushAsync();
Assert.Equal("No Connection with that ID", Encoding.UTF8.GetString(strm.ToArray()));
}
}
}
[Fact]
public async Task PostNotAllowedForWebSocketConnections()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var connection = manager.CreateConnection();
connection.Items[ConnectionMetadataNames.Transport] = TransportType.WebSockets;
using (var strm = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Response.Body = strm;
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
context.Request.Path = "/foo";
context.Request.Method = "POST";
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status405MethodNotAllowed, context.Response.StatusCode);
await strm.FlushAsync();
Assert.Equal("POST requests are not allowed for WebSocket connections.", Encoding.UTF8.GetString(strm.ToArray()));
}
}
}
[Theory]
[InlineData(TransportType.LongPolling)]
[InlineData(TransportType.ServerSentEvents)]
public async Task PostSendsToConnection(TransportType transportType)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var connection = manager.CreateConnection();
connection.Items[ConnectionMetadataNames.Transport] = transportType;
using (var requestBody = new MemoryStream())
using (var responseBody = new MemoryStream())
{
var bytes = Encoding.UTF8.GetBytes("Hello World");
requestBody.Write(bytes, 0, bytes.Length);
requestBody.Seek(0, SeekOrigin.Begin);
var context = new DefaultHttpContext();
context.Request.Body = requestBody;
context.Response.Body = responseBody;
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
context.Request.Path = "/foo";
context.Request.Method = "POST";
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.True(connection.Transport.Input.TryRead(out var result));
Assert.Equal("Hello World", Encoding.UTF8.GetString(result.Buffer.ToArray()));
connection.Transport.Input.AdvanceTo(result.Buffer.End);
}
}
}
[Fact]
public async Task HttpContextFeatureForLongpollingWorksBetweenPolls()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var connection = manager.CreateConnection();
using (var requestBody = new MemoryStream())
using (var responseBody = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Request.Body = requestBody;
context.Response.Body = responseBody;
var services = new ServiceCollection();
services.AddSingleton<HttpContextConnectionHandler>();
services.AddOptions();
// Setup state on the HttpContext
context.Request.Path = "/foo";
context.Request.Method = "GET";
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
values["another"] = "value";
var qs = new QueryCollection(values);
context.Request.Query = qs;
context.Request.Headers["header1"] = "h1";
context.Request.Headers["header2"] = "h2";
context.Request.Headers["header3"] = "h3";
context.User = new ClaimsPrincipal(new ClaimsIdentity(new[] { new Claim("claim1", "claimValue") }));
context.TraceIdentifier = "requestid";
context.Connection.Id = "connectionid";
context.Connection.LocalIpAddress = IPAddress.Loopback;
context.Connection.LocalPort = 4563;
context.Connection.RemoteIpAddress = IPAddress.IPv6Any;
context.Connection.RemotePort = 43456;
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<HttpContextConnectionHandler>();
var app = builder.Build();
// Start a poll
var task = dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
// Send to the application
var buffer = Encoding.UTF8.GetBytes("Hello World");
await connection.Application.Output.WriteAsync(buffer);
// The poll request should end
await task;
// Make sure the actual response isn't affected
Assert.Equal("application/octet-stream", context.Response.ContentType);
// Now do a new send again without the poll (that request should have ended)
await connection.Application.Output.WriteAsync(buffer);
connection.Application.Output.Complete();
// Wait for the endpoint to end
await connection.ApplicationTask;
var connectionHttpContext = connection.GetHttpContext();
Assert.NotNull(connectionHttpContext);
Assert.Equal(2, connectionHttpContext.Request.Query.Count);
Assert.Equal(connection.ConnectionId, connectionHttpContext.Request.Query["id"]);
Assert.Equal("value", connectionHttpContext.Request.Query["another"]);
Assert.Equal(3, connectionHttpContext.Request.Headers.Count);
Assert.Equal("h1", connectionHttpContext.Request.Headers["header1"]);
Assert.Equal("h2", connectionHttpContext.Request.Headers["header2"]);
Assert.Equal("h3", connectionHttpContext.Request.Headers["header3"]);
Assert.Equal("requestid", connectionHttpContext.TraceIdentifier);
Assert.Equal("claimValue", connectionHttpContext.User.Claims.FirstOrDefault().Value);
Assert.Equal("connectionid", connectionHttpContext.Connection.Id);
Assert.Equal(IPAddress.Loopback, connectionHttpContext.Connection.LocalIpAddress);
Assert.Equal(4563, connectionHttpContext.Connection.LocalPort);
Assert.Equal(IPAddress.IPv6Any, connectionHttpContext.Connection.RemoteIpAddress);
Assert.Equal(43456, connectionHttpContext.Connection.RemotePort);
Assert.NotNull(connectionHttpContext.RequestServices);
Assert.Equal(Stream.Null, connectionHttpContext.Response.Body);
Assert.NotNull(connectionHttpContext.Response.Headers);
Assert.Equal("application/xml", connectionHttpContext.Response.ContentType);
}
}
}
[Theory]
[InlineData(TransportType.ServerSentEvents)]
[InlineData(TransportType.LongPolling)]
public async Task EndpointsThatRequireConnectionId400WhenNoConnectionIdProvided(TransportType transportType)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
using (var strm = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
context.Response.Body = strm;
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
context.Request.Path = "/foo";
context.Request.Method = "GET";
SetTransport(context, transportType);
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status400BadRequest, context.Response.StatusCode);
await strm.FlushAsync();
Assert.Equal("Connection ID required", Encoding.UTF8.GetString(strm.ToArray()));
}
}
}
[Fact]
public async Task EndpointsThatRequireConnectionId400WhenNoConnectionIdProvidedForPost()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
using (var strm = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Response.Body = strm;
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
context.Request.Path = "/foo";
context.Request.Method = "POST";
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status400BadRequest, context.Response.StatusCode);
await strm.FlushAsync();
Assert.Equal("Connection ID required", Encoding.UTF8.GetString(strm.ToArray()));
}
}
}
[Theory]
[InlineData(TransportType.LongPolling, 204)]
[InlineData(TransportType.WebSockets, 404)]
[InlineData(TransportType.ServerSentEvents, 404)]
public async Task EndPointThatOnlySupportsLongPollingRejectsOtherTransports(TransportType transportType, int status)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
await CheckTransportSupported(TransportType.LongPolling, transportType, status, loggerFactory);
}
}
[Theory]
[InlineData(TransportType.ServerSentEvents, 200)]
[InlineData(TransportType.WebSockets, 404)]
[InlineData(TransportType.LongPolling, 404)]
public async Task EndPointThatOnlySupportsSSERejectsOtherTransports(TransportType transportType, int status)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
await CheckTransportSupported(TransportType.ServerSentEvents, transportType, status, loggerFactory);
}
}
[Theory]
[InlineData(TransportType.WebSockets, 200)]
[InlineData(TransportType.ServerSentEvents, 404)]
[InlineData(TransportType.LongPolling, 404)]
public async Task EndPointThatOnlySupportsWebSockesRejectsOtherTransports(TransportType transportType, int status)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
await CheckTransportSupported(TransportType.WebSockets, transportType, status, loggerFactory);
}
}
[Theory]
[InlineData(TransportType.LongPolling, 404)]
public async Task EndPointThatOnlySupportsWebSocketsAndSSERejectsLongPolling(TransportType transportType, int status)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
await CheckTransportSupported(TransportType.WebSockets | TransportType.ServerSentEvents, transportType, status, loggerFactory);
}
}
[Fact]
public async Task CompletedEndPointEndsConnection()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
SetTransport(context, TransportType.ServerSentEvents);
var services = new ServiceCollection();
services.AddSingleton<ImmediatelyCompleteConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<ImmediatelyCompleteConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
bool exists = manager.TryGetConnection(connection.ConnectionId, out _);
Assert.False(exists);
}
}
[Fact]
public async Task SynchronusExceptionEndsConnection()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
SetTransport(context, TransportType.ServerSentEvents);
var services = new ServiceCollection();
services.AddSingleton<SynchronusExceptionConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<SynchronusExceptionConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
bool exists = manager.TryGetConnection(connection.ConnectionId, out _);
Assert.False(exists);
}
}
[Fact]
public async Task CompletedEndPointEndsLongPollingConnection()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
var services = new ServiceCollection();
services.AddSingleton<ImmediatelyCompleteConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<ImmediatelyCompleteConnectionHandler>();
var app = builder.Build();
await dispatcher.ExecuteAsync(context, new HttpConnectionOptions(), app);
Assert.Equal(StatusCodes.Status204NoContent, context.Response.StatusCode);
bool exists = manager.TryGetConnection(connection.ConnectionId, out _);
Assert.False(exists);
}
}
[Fact]
public async Task LongPollingTimeoutSets200StatusCode()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.LongPolling.PollTimeout = TimeSpan.FromSeconds(2);
await dispatcher.ExecuteAsync(context, options, app).OrTimeout();
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
}
}
[Fact]
public async Task WebSocketTransportTimesOutWhenCloseFrameNotReceived()
{
using (StartLog(out var loggerFactory, LogLevel.Trace))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
SetTransport(context, TransportType.WebSockets);
var services = new ServiceCollection();
services.AddSingleton<ImmediatelyCompleteConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<ImmediatelyCompleteConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.WebSockets.CloseTimeout = TimeSpan.FromSeconds(1);
var task = dispatcher.ExecuteAsync(context, options, app);
await task.OrTimeout();
}
}
[Theory]
[InlineData(TransportType.WebSockets)]
[InlineData(TransportType.ServerSentEvents)]
public async Task RequestToActiveConnectionId409ForStreamingTransports(TransportType transportType)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context1 = MakeRequest("/foo", connection);
var context2 = MakeRequest("/foo", connection);
SetTransport(context1, transportType);
SetTransport(context2, transportType);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
var request1 = dispatcher.ExecuteAsync(context1, options, app);
await dispatcher.ExecuteAsync(context2, options, app);
Assert.Equal(StatusCodes.Status409Conflict, context2.Response.StatusCode);
var webSocketTask = Task.CompletedTask;
var ws = (TestWebSocketConnectionFeature)context1.Features.Get<IHttpWebSocketFeature>();
if (ws != null)
{
await ws.Client.CloseAsync(WebSocketCloseStatus.NormalClosure, "", CancellationToken.None);
}
manager.CloseConnections();
await request1.OrTimeout();
}
}
[Fact]
public async Task RequestToActiveConnectionIdKillsPreviousConnectionLongPolling()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context1 = MakeRequest("/foo", connection);
var context2 = MakeRequest("/foo", connection);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
var request1 = dispatcher.ExecuteAsync(context1, options, app);
var request2 = dispatcher.ExecuteAsync(context2, options, app);
await request1;
Assert.Equal(StatusCodes.Status204NoContent, context1.Response.StatusCode);
Assert.Equal(DefaultConnectionContext.ConnectionStatus.Active, connection.Status);
Assert.False(request2.IsCompleted);
manager.CloseConnections();
await request2;
}
}
[Theory]
[InlineData(TransportType.ServerSentEvents)]
[InlineData(TransportType.LongPolling)]
public async Task RequestToDisposedConnectionIdReturns404(TransportType transportType)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
connection.Status = DefaultConnectionContext.ConnectionStatus.Disposed;
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
SetTransport(context, transportType);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
await dispatcher.ExecuteAsync(context, options, app);
Assert.Equal(StatusCodes.Status404NotFound, context.Response.StatusCode);
}
}
[Fact]
public async Task ConnectionStateSetToInactiveAfterPoll()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
var task = dispatcher.ExecuteAsync(context, options, app);
var buffer = Encoding.UTF8.GetBytes("Hello World");
// Write to the transport so the poll yields
await connection.Transport.Output.WriteAsync(buffer);
await task;
Assert.Equal(DefaultConnectionContext.ConnectionStatus.Inactive, connection.Status);
Assert.NotNull(connection.GetHttpContext());
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
}
}
[Fact]
public async Task BlockingConnectionWorksWithStreamingConnections()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
SetTransport(context, TransportType.ServerSentEvents);
var services = new ServiceCollection();
services.AddSingleton<BlockingConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<BlockingConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
var task = dispatcher.ExecuteAsync(context, options, app);
var buffer = Encoding.UTF8.GetBytes("Hello World");
// Write to the application
await connection.Application.Output.WriteAsync(buffer);
await task;
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
bool exists = manager.TryGetConnection(connection.ConnectionId, out _);
Assert.False(exists);
}
}
[Fact]
public async Task BlockingConnectionWorksWithLongPollingConnection()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
var services = new ServiceCollection();
services.AddSingleton<BlockingConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<BlockingConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
var task = dispatcher.ExecuteAsync(context, options, app);
var buffer = Encoding.UTF8.GetBytes("Hello World");
// Write to the application
await connection.Application.Output.WriteAsync(buffer);
await task;
Assert.Equal(StatusCodes.Status204NoContent, context.Response.StatusCode);
bool exists = manager.TryGetConnection(connection.ConnectionId, out _);
Assert.False(exists);
}
}
[Fact]
public async Task AttemptingToPollWhileAlreadyPollingReplacesTheCurrentPoll()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
var context1 = MakeRequest("/foo", connection);
var task1 = dispatcher.ExecuteAsync(context1, options, app);
var context2 = MakeRequest("/foo", connection);
var task2 = dispatcher.ExecuteAsync(context2, options, app);
// Task 1 should finish when request 2 arrives
await task1.OrTimeout();
// Send a message from the app to complete Task 2
await connection.Transport.Output.WriteAsync(Encoding.UTF8.GetBytes("Hello, World"));
await task2.OrTimeout();
// Verify the results
Assert.Equal(StatusCodes.Status204NoContent, context1.Response.StatusCode);
Assert.Equal(string.Empty, GetContentAsString(context1.Response.Body));
Assert.Equal(StatusCodes.Status200OK, context2.Response.StatusCode);
Assert.Equal("Hello, World", GetContentAsString(context2.Response.Body));
}
}
[Theory]
[InlineData(TransportType.LongPolling, null)]
[InlineData(TransportType.ServerSentEvents, TransferFormat.Text)]
[InlineData(TransportType.WebSockets, TransferFormat.Binary | TransferFormat.Text)]
public async Task TransferModeSet(TransportType transportType, TransferFormat? expectedTransferFormats)
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
SetTransport(context, transportType);
var services = new ServiceCollection();
services.AddSingleton<ImmediatelyCompleteConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<ImmediatelyCompleteConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.WebSockets.CloseTimeout = TimeSpan.FromSeconds(0);
await dispatcher.ExecuteAsync(context, options, app);
if (expectedTransferFormats != null)
{
var transferFormatFeature = connection.Features.Get<ITransferFormatFeature>();
Assert.Equal(expectedTransferFormats.Value, transferFormatFeature.SupportedFormats);
}
}
}
[Fact]
public async Task UnauthorizedConnectionFailsToStartEndPoint()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
services.AddAuthorizationPolicyEvaluator();
services.AddAuthorization(o =>
{
o.AddPolicy("test", policy => policy.RequireClaim(ClaimTypes.NameIdentifier));
});
services.AddAuthenticationCore(o =>
{
o.DefaultScheme = "Default";
o.AddScheme("Default", a => a.HandlerType = typeof(TestAuthenticationHandler));
});
services.AddLogging();
var sp = services.BuildServiceProvider();
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(sp);
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.AuthorizationData.Add(new AuthorizeAttribute("test"));
// would hang if EndPoint was running
await dispatcher.ExecuteAsync(context, options, app).OrTimeout();
Assert.Equal(StatusCodes.Status401Unauthorized, context.Response.StatusCode);
}
}
[Fact]
public async Task AuthenticatedUserWithoutPermissionCausesForbidden()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
services.AddAuthorizationPolicyEvaluator();
services.AddAuthorization(o =>
{
o.AddPolicy("test", policy => policy.RequireClaim(ClaimTypes.NameIdentifier));
});
services.AddAuthenticationCore(o =>
{
o.DefaultScheme = "Default";
o.AddScheme("Default", a => a.HandlerType = typeof(TestAuthenticationHandler));
});
services.AddLogging();
var sp = services.BuildServiceProvider();
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(sp);
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.AuthorizationData.Add(new AuthorizeAttribute("test"));
context.User = new ClaimsPrincipal(new ClaimsIdentity("authenticated"));
// would hang if EndPoint was running
await dispatcher.ExecuteAsync(context, options, app).OrTimeout();
Assert.Equal(StatusCodes.Status403Forbidden, context.Response.StatusCode);
}
}
[Fact]
public async Task AuthorizedConnectionCanConnectToEndPoint()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
services.AddAuthorizationPolicyEvaluator();
services.AddAuthorization(o =>
{
o.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
});
});
services.AddLogging();
services.AddAuthenticationCore(o =>
{
o.DefaultScheme = "Default";
o.AddScheme("Default", a => a.HandlerType = typeof(TestAuthenticationHandler));
});
var sp = services.BuildServiceProvider();
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
context.Response.Body = new MemoryStream();
var builder = new ConnectionBuilder(sp);
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.AuthorizationData.Add(new AuthorizeAttribute("test"));
// "authorize" user
context.User = new ClaimsPrincipal(new ClaimsIdentity(new[] { new Claim(ClaimTypes.NameIdentifier, "name") }));
var connectionHandlerTask = dispatcher.ExecuteAsync(context, options, app);
await connection.Transport.Output.WriteAsync(Encoding.UTF8.GetBytes("Hello, World")).AsTask().OrTimeout();
await connectionHandlerTask.OrTimeout();
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
Assert.Equal("Hello, World", GetContentAsString(context.Response.Body));
}
}
[Fact]
public async Task AllPoliciesRequiredForAuthorizedEndPoint()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
services.AddAuthorizationPolicyEvaluator();
services.AddAuthorization(o =>
{
o.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
});
o.AddPolicy("secondPolicy", policy =>
{
policy.RequireClaim(ClaimTypes.StreetAddress);
});
});
services.AddLogging();
services.AddAuthenticationCore(o =>
{
o.DefaultScheme = "Default";
o.AddScheme("Default", a => a.HandlerType = typeof(TestAuthenticationHandler));
});
var sp = services.BuildServiceProvider();
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
context.Response.Body = new MemoryStream();
var builder = new ConnectionBuilder(sp);
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.AuthorizationData.Add(new AuthorizeAttribute("test"));
options.AuthorizationData.Add(new AuthorizeAttribute("secondPolicy"));
// partially "authorize" user
context.User = new ClaimsPrincipal(new ClaimsIdentity(new[] { new Claim(ClaimTypes.NameIdentifier, "name") }));
// would hang if EndPoint was running
await dispatcher.ExecuteAsync(context, options, app).OrTimeout();
Assert.Equal(StatusCodes.Status401Unauthorized, context.Response.StatusCode);
// reset HttpContext
context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
context.Request.Query = qs;
context.Response.Body = new MemoryStream();
// fully "authorize" user
context.User = new ClaimsPrincipal(new ClaimsIdentity(new[]
{
new Claim(ClaimTypes.NameIdentifier, "name"),
new Claim(ClaimTypes.StreetAddress, "12345 123rd St. NW")
}));
var connectionHandlerTask = dispatcher.ExecuteAsync(context, options, app);
await connection.Transport.Output.WriteAsync(Encoding.UTF8.GetBytes("Hello, World")).AsTask().OrTimeout();
await connectionHandlerTask.OrTimeout();
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
Assert.Equal("Hello, World", GetContentAsString(context.Response.Body));
}
}
[Fact]
public async Task AuthorizedConnectionWithAcceptedSchemesCanConnectToEndPoint()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
services.AddAuthorization(o =>
{
o.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
policy.AddAuthenticationSchemes("Default");
});
});
services.AddAuthorizationPolicyEvaluator();
services.AddLogging();
services.AddAuthenticationCore(o =>
{
o.DefaultScheme = "Default";
o.AddScheme("Default", a => a.HandlerType = typeof(TestAuthenticationHandler));
});
var sp = services.BuildServiceProvider();
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
context.Response.Body = new MemoryStream();
var builder = new ConnectionBuilder(sp);
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.AuthorizationData.Add(new AuthorizeAttribute("test"));
// "authorize" user
context.User = new ClaimsPrincipal(new ClaimsIdentity(new[] { new Claim(ClaimTypes.NameIdentifier, "name") }));
var connectionHandlerTask = dispatcher.ExecuteAsync(context, options, app);
await connection.Transport.Output.WriteAsync(Encoding.UTF8.GetBytes("Hello, World")).AsTask().OrTimeout();
await connectionHandlerTask.OrTimeout();
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
Assert.Equal("Hello, World", GetContentAsString(context.Response.Body));
}
}
[Fact]
public async Task AuthorizedConnectionWithRejectedSchemesFailsToConnectToEndPoint()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<TestConnectionHandler>();
services.AddAuthorization(o =>
{
o.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
policy.AddAuthenticationSchemes("Default");
});
});
services.AddAuthorizationPolicyEvaluator();
services.AddLogging();
services.AddAuthenticationCore(o =>
{
o.DefaultScheme = "Default";
o.AddScheme("Default", a => a.HandlerType = typeof(RejectHandler));
});
var sp = services.BuildServiceProvider();
context.Request.Path = "/foo";
context.Request.Method = "GET";
context.RequestServices = sp;
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
context.Response.Body = new MemoryStream();
var builder = new ConnectionBuilder(sp);
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.AuthorizationData.Add(new AuthorizeAttribute("test"));
// "authorize" user
context.User = new ClaimsPrincipal(new ClaimsIdentity(new[] { new Claim(ClaimTypes.NameIdentifier, "name") }));
// would block if EndPoint was executed
await dispatcher.ExecuteAsync(context, options, app).OrTimeout();
Assert.Equal(StatusCodes.Status401Unauthorized, context.Response.StatusCode);
}
}
[Fact]
public async Task SetsInherentKeepAliveFeatureOnFirstLongPollingRequest()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = MakeRequest("/foo", connection);
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<TestConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.LongPolling.PollTimeout = TimeSpan.FromMilliseconds(1); // We don't care about the poll itself
Assert.Null(connection.Features.Get<IConnectionInherentKeepAliveFeature>());
await dispatcher.ExecuteAsync(context, options, app).OrTimeout();
Assert.NotNull(connection.Features.Get<IConnectionInherentKeepAliveFeature>());
Assert.Equal(options.LongPolling.PollTimeout, connection.Features.Get<IConnectionInherentKeepAliveFeature>().KeepAliveInterval);
}
}
[Fact]
public async Task NegotiateDoesNotReturnWebSocketsWhenNotAvailable()
{
using (StartLog(out var loggerFactory, LogLevel.Debug))
{
var manager = CreateConnectionManager(loggerFactory);
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
var services = new ServiceCollection();
services.AddSingleton<TestConnectionHandler>();
services.AddOptions();
var ms = new MemoryStream();
context.Request.Path = "/foo";
context.Request.Method = "POST";
context.Response.Body = ms;
await dispatcher.ExecuteNegotiateAsync(context, new HttpConnectionOptions { Transports = TransportType.WebSockets });
var negotiateResponse = JsonConvert.DeserializeObject<JObject>(Encoding.UTF8.GetString(ms.ToArray()));
var availableTransports = (JArray)negotiateResponse["availableTransports"];
Assert.Empty(availableTransports);
}
}
private class RejectHandler : TestAuthenticationHandler
{
protected override bool ShouldAccept => false;
}
private class TestAuthenticationHandler : IAuthenticationHandler
{
private HttpContext HttpContext;
private AuthenticationScheme _scheme;
protected virtual bool ShouldAccept { get => true; }
public Task<AuthenticateResult> AuthenticateAsync()
{
if (ShouldAccept)
{
return Task.FromResult(AuthenticateResult.Success(new AuthenticationTicket(HttpContext.User, _scheme.Name)));
}
else
{
return Task.FromResult(AuthenticateResult.NoResult());
}
}
public Task ChallengeAsync(AuthenticationProperties properties)
{
HttpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
return Task.CompletedTask;
}
public Task ForbidAsync(AuthenticationProperties properties)
{
HttpContext.Response.StatusCode = StatusCodes.Status403Forbidden;
return Task.CompletedTask;
}
public Task InitializeAsync(AuthenticationScheme scheme, HttpContext context)
{
HttpContext = context;
_scheme = scheme;
return Task.CompletedTask;
}
}
private static async Task CheckTransportSupported(TransportType supportedTransports, TransportType transportType, int status, ILoggerFactory loggerFactory)
{
var manager = CreateConnectionManager(loggerFactory);
var connection = manager.CreateConnection();
var dispatcher = new HttpConnectionDispatcher(manager, loggerFactory);
using (var strm = new MemoryStream())
{
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
context.Response.Body = strm;
var services = new ServiceCollection();
services.AddOptions();
services.AddSingleton<ImmediatelyCompleteConnectionHandler>();
SetTransport(context, transportType);
context.Request.Path = "/foo";
context.Request.Method = "GET";
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
var qs = new QueryCollection(values);
context.Request.Query = qs;
var builder = new ConnectionBuilder(services.BuildServiceProvider());
builder.UseConnectionHandler<ImmediatelyCompleteConnectionHandler>();
var app = builder.Build();
var options = new HttpConnectionOptions();
options.Transports = supportedTransports;
await dispatcher.ExecuteAsync(context, options, app);
Assert.Equal(status, context.Response.StatusCode);
await strm.FlushAsync();
// Check the message for 404
if (status == 404)
{
Assert.Equal($"{transportType} transport not supported by this end point type", Encoding.UTF8.GetString(strm.ToArray()));
}
}
}
private static DefaultHttpContext MakeRequest(string path, ConnectionContext connection, string format = null)
{
var context = new DefaultHttpContext();
context.Features.Set<IHttpResponseFeature>(new ResponseFeature());
context.Request.Path = path;
context.Request.Method = "GET";
var values = new Dictionary<string, StringValues>();
values["id"] = connection.ConnectionId;
if (format != null)
{
values["format"] = format;
}
var qs = new QueryCollection(values);
context.Request.Query = qs;
context.Response.Body = new MemoryStream();
return context;
}
private static void SetTransport(HttpContext context, TransportType transportType)
{
switch (transportType)
{
case TransportType.WebSockets:
context.Features.Set<IHttpWebSocketFeature>(new TestWebSocketConnectionFeature());
break;
case TransportType.ServerSentEvents:
context.Request.Headers["Accept"] = "text/event-stream";
break;
default:
break;
}
}
private static ConnectionManager CreateConnectionManager(ILoggerFactory loggerFactory)
{
return new ConnectionManager(new Logger<ConnectionManager>(loggerFactory ?? new LoggerFactory()), new EmptyApplicationLifetime());
}
private string GetContentAsString(Stream body)
{
Assert.True(body.CanSeek, "Can't get content of a non-seekable stream");
body.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(body))
{
return reader.ReadToEnd();
}
}
}
public class NerverEndingConnectionHandler : ConnectionHandler
{
public override Task OnConnectedAsync(ConnectionContext connection)
{
var tcs = new TaskCompletionSource<object>();
return tcs.Task;
}
}
public class BlockingConnectionHandler : ConnectionHandler
{
public override Task OnConnectedAsync(ConnectionContext connection)
{
var result = connection.Transport.Input.ReadAsync().AsTask().Result;
connection.Transport.Input.AdvanceTo(result.Buffer.End);
return Task.CompletedTask;
}
}
public class SynchronusExceptionConnectionHandler : ConnectionHandler
{
public override Task OnConnectedAsync(ConnectionContext connection)
{
throw new InvalidOperationException();
}
}
public class ImmediatelyCompleteConnectionHandler : ConnectionHandler
{
public override Task OnConnectedAsync(ConnectionContext connection)
{
return Task.CompletedTask;
}
}
public class HttpContextConnectionHandler : ConnectionHandler
{
public override async Task OnConnectedAsync(ConnectionContext connection)
{
while (true)
{
var result = await connection.Transport.Input.ReadAsync();
try
{
if (result.IsCompleted)
{
break;
}
// Make sure we have an http context
var context = connection.GetHttpContext();
Assert.NotNull(context);
// Setting the response headers should have no effect
context.Response.ContentType = "application/xml";
// Echo the results
await connection.Transport.Output.WriteAsync(result.Buffer.ToArray());
}
finally
{
connection.Transport.Input.AdvanceTo(result.Buffer.End);
}
}
}
}
public class TestConnectionHandler : ConnectionHandler
{
public override async Task OnConnectedAsync(ConnectionContext connection)
{
while (true)
{
var result = await connection.Transport.Input.ReadAsync();
try
{
if (result.IsCompleted)
{
break;
}
}
finally
{
connection.Transport.Input.AdvanceTo(result.Buffer.End);
}
}
}
}
public class ResponseFeature : HttpResponseFeature
{
public override void OnCompleted(Func<object, Task> callback, object state)
{
}
public override void OnStarting(Func<object, Task> callback, object state)
{
}
}
}