private static HttpMessageHandlerOptions CreateOptions(
IAppBuilder builder,
HttpServer server,
HttpConfiguration configuration
)
{
Contract.Assert(builder != null);
Contract.Assert(server != null);
Contract.Assert(configuration != null);
ServicesContainer services = configuration.Services;
Contract.Assert(services != null);
IHostBufferPolicySelector bufferPolicySelector =
services.GetHostBufferPolicySelector() ?? _defaultBufferPolicySelector;
IExceptionLogger exceptionLogger = ExceptionServices.GetLogger(services);
IExceptionHandler exceptionHandler = ExceptionServices.GetHandler(services);
return(new HttpMessageHandlerOptions
{
MessageHandler = server,
BufferPolicySelector = bufferPolicySelector,
ExceptionLogger = exceptionLogger,
ExceptionHandler = exceptionHandler,
AppDisposing = builder.GetOnAppDisposingProperty()
});
}
// Provides HttpMessageHandlerOptions for callers using the old constructor.
private static HttpMessageHandlerOptions CreateOptions(
HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector
)
{
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
// Callers using the old constructor get the default exception handler, no exception logging support, and no
// app cleanup support.
return(new HttpMessageHandlerOptions
{
MessageHandler = messageHandler,
BufferPolicySelector = bufferPolicySelector,
ExceptionLogger = new EmptyExceptionLogger(),
ExceptionHandler = new DefaultExceptionHandler(),
AppDisposing = CancellationToken.None
});
}
public HttpMessageHandlerAdapter(
OwinMiddleware next,
HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector
) : this(next, CreateOptions(messageHandler, bufferPolicySelector))
{
}
public static IAppBuilder UseWebApi(this IAppBuilder builder,
HttpConfiguration configuration,
Func <HttpRequestMessage, HttpResponseMessage, bool> callNextPolicy)
{
IHostBufferPolicySelector bufferPolicySelector = configuration.Services.GetHostBufferPolicySelector() ?? _defaultBufferPolicySelector;
return(builder.Use(typeof(HttpMessageHandlerAdapterModified), new HttpServer(configuration), bufferPolicySelector, callNextPolicy));
}
internal static HttpRequestMessage ConvertRequest(HttpContextBase httpContextBase)
{
Contract.Assert(httpContextBase != null);
HttpRequestBase requestBase = httpContextBase.Request;
HttpMethod method = HttpMethodHelper.GetHttpMethod(requestBase.HttpMethod);
Uri uri = requestBase.Url;
HttpRequestMessage request = new HttpRequestMessage(method, uri);
// Choose a buffered or bufferless input stream based on user's policy
IHostBufferPolicySelector policySelector = _bufferPolicySelector.Value;
bool isInputBuffered = policySelector == null ? true : policySelector.UseBufferedInputStream(httpContextBase);
if (isInputBuffered)
{
request.Content = new LazyStreamContent(() => requestBase.InputStream);
}
else
{
request.Content = new LazyStreamContent(() => requestBase.GetBufferlessInputStream());
}
foreach (string headerName in requestBase.Headers)
{
string[] values = requestBase.Headers.GetValues(headerName);
AddHeaderToHttpRequestMessage(request, headerName, values);
}
// Add context to enable route lookup later on
request.SetHttpContext(httpContextBase);
HttpRequestContext requestContext = new WebHostHttpRequestContext(httpContextBase, requestBase, request);
request.SetRequestContext(requestContext);
IDictionary httpContextItems = httpContextBase.Items;
// Add the OWIN environment, when available (such as when using the OWIN integrated pipeline HTTP module).
if (httpContextItems != null && httpContextItems.Contains(OwinEnvironmentHttpContextKey))
{
request.Properties.Add(OwinEnvironmentKey, httpContextItems[OwinEnvironmentHttpContextKey]);
}
// The following three properties are set for backwards compatibility only. The request context controls
// the behavior for all cases except when accessing the property directly by key.
// Add the retrieve client certificate delegate to the property bag to enable lookup later on
request.Properties.Add(HttpPropertyKeys.RetrieveClientCertificateDelegateKey, _retrieveClientCertificate);
// Add information about whether the request is local or not
request.Properties.Add(HttpPropertyKeys.IsLocalKey, new Lazy <bool>(() => requestBase.IsLocal));
// Add information about whether custom errors are enabled for this request or not
request.Properties.Add(HttpPropertyKeys.IncludeErrorDetailKey, new Lazy <bool>(() => !httpContextBase.IsCustomErrorEnabled));
return(request);
}
public void BufferPolicySelectorGet_ReturnsSpecifiedInstance()
{
// Arrange
HttpMessageHandlerOptions product = CreateProductUnderTest();
IHostBufferPolicySelector expectedBufferPolicySelector = CreateDummyBufferPolicy();
product.BufferPolicySelector = expectedBufferPolicySelector;
// Act
IHostBufferPolicySelector bufferPolicy = product.BufferPolicySelector;
// Assert
Assert.Same(expectedBufferPolicySelector, bufferPolicy);
}
public HttpMessageHandlerAdapter(OwinMiddleware next, HttpMessageHandler messageHandler, IHostBufferPolicySelector bufferPolicySelector)
: base(next)
{
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
_messageInvoker = new HttpMessageInvoker(messageHandler);
_bufferPolicySelector = bufferPolicySelector;
}
public HttpMessageHandlerAdapter(OwinMiddleware next, HttpMessageHandler messageHandler, IHostBufferPolicySelector bufferPolicySelector)
: base(next)
{
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
_messageInvoker = new HttpMessageInvoker(messageHandler);
_bufferPolicySelector = bufferPolicySelector;
}
/// <summary>Initializes a new instance of the <see cref="HttpMessageHandlerAdapter"/> class.</summary>
/// <param name="next">The next component in the pipeline.</param>
/// <param name="options">The options to configure this adapter.</param>
public HttpMessageHandlerAdapter(OwinMiddleware next, HttpMessageHandlerOptions options)
: base(next)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
_messageHandler = options.MessageHandler;
if (_messageHandler == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "MessageHandler"), "options");
}
_messageInvoker = new HttpMessageInvoker(_messageHandler);
_bufferPolicySelector = options.BufferPolicySelector;
if (_bufferPolicySelector == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "BufferPolicySelector"), "options");
}
_exceptionLogger = options.ExceptionLogger;
if (_exceptionLogger == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "ExceptionLogger"), "options");
}
_exceptionHandler = options.ExceptionHandler;
if (_exceptionHandler == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "ExceptionHandler"), "options");
}
_appDisposing = options.AppDisposing;
if (_appDisposing.CanBeCanceled)
{
_appDisposing.Register(OnAppDisposing);
}
}
/// <summary>Initializes a new instance of the <see cref="HttpMessageHandlerAdapter"/> class.</summary>
/// <param name="next">The next component in the pipeline.</param>
/// <param name="options">The options to configure this adapter.</param>
public HttpMessageHandlerAdapter(OwinMiddleware next, HttpMessageHandlerOptions options)
: base(next)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
_messageHandler = options.MessageHandler;
if (_messageHandler == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "MessageHandler"), "options");
}
_messageInvoker = new HttpMessageInvoker(_messageHandler);
_bufferPolicySelector = options.BufferPolicySelector;
if (_bufferPolicySelector == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "BufferPolicySelector"), "options");
}
_exceptionLogger = options.ExceptionLogger;
if (_exceptionLogger == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "ExceptionLogger"), "options");
}
_exceptionHandler = options.ExceptionHandler;
if (_exceptionHandler == null)
{
throw new ArgumentException(Error.Format(OwinResources.TypePropertyMustNotBeNull,
typeof(HttpMessageHandlerOptions).Name, "ExceptionHandler"), "options");
}
_appDisposing = options.AppDisposing;
if (_appDisposing.CanBeCanceled)
{
_appDisposing.Register(OnAppDisposing);
}
}
public HttpMessageHandlerAdapter(AppFunc next, HttpMessageHandler messageHandler, IHostBufferPolicySelector bufferPolicySelector)
{
if (next == null)
{
throw new ArgumentNullException("next");
}
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
_next = next;
_messageInvoker = new HttpMessageInvoker(messageHandler);
_bufferPolicySelector = bufferPolicySelector;
}
public HttpMessageHandlerAdapterModified(OwinMiddleware next,
HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector,
Func <HttpRequestMessage, HttpResponseMessage, bool> callNextPolicy)
: base(next)
{
_callNextPolicy = callNextPolicy;
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
_messageInvoker = new HttpMessageInvoker(messageHandler);
_bufferPolicySelector = bufferPolicySelector;
}
public HttpMessageHandlerAdapter(AppFunc next, HttpMessageHandler messageHandler, IHostBufferPolicySelector bufferPolicySelector)
{
if (next == null)
{
throw new ArgumentNullException("next");
}
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
_next = next;
_messageInvoker = new HttpMessageInvoker(messageHandler);
_bufferPolicySelector = bufferPolicySelector;
}
private static HttpMessageHandlerOptions CreateOptions(HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector)
{
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
return(new HttpMessageHandlerOptions
{
MessageHandler = messageHandler,
BufferPolicySelector = bufferPolicySelector,
ExceptionLogger = new EmptyExceptionLogger(),
ExceptionHandler = new DefaultExceptionHandler()
});
}
public HttpMessageHandlerAdapter(RequestDelegate next, HttpMessageHandlerOptions options, IHostApplicationLifetime applicationLifetime)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
_next = next;
_messageHandler = options.MessageHandler ?? throw new ArgumentNullException(nameof(options.MessageHandler));
_messageInvoker = new HttpMessageInvoker(_messageHandler);
_bufferPolicySelector = options.BufferPolicySelector ?? throw new ArgumentNullException(nameof(options.BufferPolicySelector));
_exceptionLogger = options.ExceptionLogger;
_exceptionHandler = options.ExceptionHandler;
if (applicationLifetime.ApplicationStopping.CanBeCanceled)
{
applicationLifetime.ApplicationStopping.Register(OnAppDisposing);
}
_canceledTask.SetCanceled();
}
internal static HttpRequestMessage ConvertRequest(HttpContextBase httpContextBase)
{
Contract.Assert(httpContextBase != null);
HttpRequestBase requestBase = httpContextBase.Request;
HttpMethod method = HttpMethodHelper.GetHttpMethod(requestBase.HttpMethod);
Uri uri = requestBase.Url;
HttpRequestMessage request = new HttpRequestMessage(method, uri);
// Choose a buffered or bufferless input stream based on user's policy
IHostBufferPolicySelector policySelector = _bufferPolicySelector.Value;
bool isInputBuffered = policySelector == null ? true : policySelector.UseBufferedInputStream(httpContextBase);
Stream inputStream = isInputBuffered
? requestBase.InputStream
: httpContextBase.ApplicationInstance.Request.GetBufferlessInputStream();
request.Content = new StreamContent(inputStream);
foreach (string headerName in requestBase.Headers)
{
string[] values = requestBase.Headers.GetValues(headerName);
AddHeaderToHttpRequestMessage(request, headerName, values);
}
// Add context to enable route lookup later on
request.Properties.Add(HttpContextBaseKey, httpContextBase);
// Add the retrieve client certificate delegate to the property bag to enable lookup later on
request.Properties.Add(HttpPropertyKeys.RetrieveClientCertificateDelegateKey, _retrieveClientCertificate);
// Add information about whether the request is local or not
request.Properties.Add(HttpPropertyKeys.IsLocalKey, new Lazy <bool>(() => requestBase.IsLocal));
// Add information about whether custom errors are enabled for this request or not
request.Properties.Add(HttpPropertyKeys.IncludeErrorDetailKey, new Lazy <bool>(() => !httpContextBase.IsCustomErrorEnabled));
return(request);
}
private static HttpMessageHandlerOptions CreateOptions(IApplicationBuilder builder, HttpServer server,
HttpConfiguration configuration, bool bufferRequests)
{
Contract.Assert(builder != null);
Contract.Assert(server != null);
Contract.Assert(configuration != null);
ServicesContainer services = configuration.Services;
Contract.Assert(services != null);
IHostBufferPolicySelector bufferPolicySelector = services.GetHostBufferPolicySelector()
?? new AspNetCoreBufferPolicySelector(bufferRequests);
IExceptionLogger exceptionLogger = ExceptionServices.GetLogger(services);
IExceptionHandler exceptionHandler = ExceptionServices.GetHandler(services);
return(new HttpMessageHandlerOptions
{
MessageHandler = server,
BufferPolicySelector = bufferPolicySelector,
ExceptionLogger = exceptionLogger,
ExceptionHandler = exceptionHandler,
});
}
public static void DefaultOwinWebApiConfiguration(IAppBuilder app)
{
HttpConfiguration configuration =
new HttpConfiguration(new HttpRouteCollection(HttpRuntime.AppDomainAppVirtualPath));
Type traceWriterType = null;
var traceWriterTypeName = NuwaGlobalConfiguration.TraceWriterType;
MethodInfo httpConfigure = null;
var httpConfigureName = NuwaGlobalConfiguration.HttpConfigure;
if (!string.IsNullOrEmpty(traceWriterTypeName))
{
var names = traceWriterTypeName.Split(',');
if (names.Length == 2)
{
var assembly = Assembly.Load(names[1].Trim());
traceWriterType = assembly.GetType(names[0].Trim());
}
else if (names.Length == 1)
{
traceWriterType = Type.GetType(names[0].Trim());
}
}
if (!string.IsNullOrEmpty(httpConfigureName))
{
var names = httpConfigureName.Split(',');
if (names.Length == 2)
{
var assembly = Assembly.Load(names[1].Trim());
var typeName = names[0].Substring(0, names[0].LastIndexOf('.')).Trim();
var methodName = names[0].Substring(typeName.Length + 1).Trim();
var type = assembly.GetType(typeName);
httpConfigure = type.GetMethod(methodName, BindingFlags.Static | BindingFlags.Public);
}
else
{
var typeName = names[0].Substring(0, names[0].LastIndexOf('.')).Trim();
var methodName = names[0].Substring(typeName.Length + 1).Trim();
var type = Type.GetType(typeName);
httpConfigure = type.GetMethod(methodName, BindingFlags.Static | BindingFlags.Public);
}
}
configuration.Routes.MapHttpRoute(
"api default",
"api/{controller}/{action}",
new { action = RouteParameter.Optional });
if (traceWriterType != null)
{
configuration.Services.Replace(typeof(ITraceWriter), Activator.CreateInstance(traceWriterType));
}
var httpServer = new HttpServer(configuration);
configuration.SetHttpServer(httpServer);
if (httpConfigure != null)
{
httpConfigure.Invoke(null, new object[] { configuration });
}
IHostBufferPolicySelector bufferPolicySelector = configuration.Services.GetHostBufferPolicySelector() ?? new OwinBufferPolicySelector();
app.Use(typeof(HttpMessageHandlerAdapter), httpServer, bufferPolicySelector);
}
public static IAppBuilder UseWebApi(this IAppBuilder builder, HttpConfiguration configuration, HttpMessageHandler dispatcher)
{
IHostBufferPolicySelector bufferPolicySelector = configuration.Services.GetHostBufferPolicySelector() ?? _defaultBufferPolicySelector;
return(builder.Use(typeof(HttpMessageHandlerAdapter), new HttpServer(configuration, dispatcher), bufferPolicySelector));
}
public HttpMessageHandlerAdapterModified(OwinMiddleware next,
HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector)
: this(next, messageHandler, bufferPolicySelector, DefaultCallNextPolicy)
{
}
private static HttpMessageHandlerOptions CreateValidOptions(HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector)
{
return new HttpMessageHandlerOptions
{
MessageHandler = messageHandler,
BufferPolicySelector = bufferPolicySelector,
ExceptionLogger = new EmptyExceptionLogger(),
ExceptionHandler = new DefaultExceptionHandler()
};
}
internal static HttpRequestMessage ConvertRequest(HttpContextBase httpContextBase, IHostBufferPolicySelector policySelector)
{
Contract.Assert(httpContextBase != null);
HttpRequestBase requestBase = httpContextBase.Request;
HttpMethod method = HttpMethodHelper.GetHttpMethod(requestBase.HttpMethod);
Uri uri = requestBase.Url;
HttpRequestMessage request = new HttpRequestMessage(method, uri);
// Choose a buffered or bufferless input stream based on user's policy
bool bufferInput = policySelector == null ? true : policySelector.UseBufferedInputStream(httpContextBase);
request.Content = GetStreamContent(requestBase, bufferInput);
foreach (string headerName in requestBase.Headers)
{
string[] values = requestBase.Headers.GetValues(headerName);
AddHeaderToHttpRequestMessage(request, headerName, values);
}
// Add context to enable route lookup later on
request.SetHttpContext(httpContextBase);
HttpRequestContext requestContext = new WebHostHttpRequestContext(httpContextBase, requestBase, request);
request.SetRequestContext(requestContext);
IDictionary httpContextItems = httpContextBase.Items;
// Add the OWIN environment, when available (such as when using the OWIN integrated pipeline HTTP module).
if (httpContextItems != null && httpContextItems.Contains(OwinEnvironmentHttpContextKey))
{
request.Properties.Add(OwinEnvironmentKey, httpContextItems[OwinEnvironmentHttpContextKey]);
}
// The following three properties are set for backwards compatibility only. The request context controls
// the behavior for all cases except when accessing the property directly by key.
// Add the retrieve client certificate delegate to the property bag to enable lookup later on
request.Properties.Add(HttpPropertyKeys.RetrieveClientCertificateDelegateKey, _retrieveClientCertificate);
// Add information about whether the request is local or not
request.Properties.Add(HttpPropertyKeys.IsLocalKey, new Lazy<bool>(() => requestBase.IsLocal));
// Add information about whether custom errors are enabled for this request or not
request.Properties.Add(HttpPropertyKeys.IncludeErrorDetailKey, new Lazy<bool>(() => !httpContextBase.IsCustomErrorEnabled));
return request;
}
public HttpMessageHandlerAdapter(OwinMiddleware next, HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector)
: this(next, CreateOptions(messageHandler, bufferPolicySelector))
{
}
// Provides HttpMessageHandlerOptions for callers using the old constructor.
private static HttpMessageHandlerOptions CreateOptions(HttpMessageHandler messageHandler,
IHostBufferPolicySelector bufferPolicySelector)
{
if (messageHandler == null)
{
throw new ArgumentNullException("messageHandler");
}
if (bufferPolicySelector == null)
{
throw new ArgumentNullException("bufferPolicySelector");
}
// Callers using the old constructor get the default exception handler, no exception logging support, and no
// app cleanup support.
return new HttpMessageHandlerOptions
{
MessageHandler = messageHandler,
BufferPolicySelector = bufferPolicySelector,
ExceptionLogger = new EmptyExceptionLogger(),
ExceptionHandler = new DefaultExceptionHandler(),
AppDisposing = CancellationToken.None
};
}
