Merge https://github.com/actix/actix-web

CHANGES.md

@@ -25,6 +25,8 @@
 
 * `HttpRequest::url_for_static()` for a named route with no variables segments
 
+* Propagation of the application's default resource to scopes that haven't set a default resource.
+
 
 ### Changed
 
@@ -39,7 +41,7 @@
 
 * Added header `User-Agent: Actix-web/<current_version>` to default headers when building a request
 
-* port `Extensions` type from http create, we dont need `Send + Sync`
+* port `Extensions` type from http create, we don't need `Send + Sync`
 
 * `HttpRequest::query()` returns `&HashMap<String, String>`
 
@@ -50,6 +52,16 @@
 
 * Remove `HttpMessage::range()`
 
+## [0.6.14] - 2018-06-21
+
+### Added
+
+* Allow to disable masking for websockets client
+
+### Fixed
+
+* SendRequest execution fails with the "internal error: entered unreachable code" #329
+
 
 ## [0.6.13] - 2018-06-11
 
@@ -88,7 +100,7 @@
 
 ### Added
 
-* Allow to use path without traling slashes for scope registration #241
+* Allow to use path without trailing slashes for scope registration #241
 
 * Allow to set encoding for exact NamedFile #239
 
@@ -449,7 +461,7 @@
 
 * Server multi-threading
 
-* Gracefull shutdown support
+* Graceful shutdown support
 
 
 ## 0.2.1 (2017-11-03)

Cargo.toml

@@ -50,7 +50,8 @@ flate2-rust = ["flate2/rust_backend"]
 features = ["tls", "alpn", "session", "brotli", "flate2-c"]
 
 [dependencies]
-actix = "0.6.1"
+# actix = "0.6.1"
+actix = { git="https://github.com/actix/actix.git" }
 
 base64 = "0.9"
 bitflags = "1.0"

MIGRATION.md

@@ -23,6 +23,38 @@
 * Renamed `client::ClientConnectorError::Connector` to
   `client::ClientConnectorError::Resolver`
 
+* `Route::with()` does not return `ExtractorConfig`, to configure
+  extractor use `Route::with_config()`
+
+    instead of 
+
+    ```rust
+    fn main() {
+         let app = App::new().resource("/index.html", |r| {
+             r.method(http::Method::GET)
+                    .with(index)
+                    .limit(4096);  // <- limit size of the payload
+         });
+    }
+    ```
+    
+    use 
+    
+    ```rust
+  
+    fn main() {
+         let app = App::new().resource("/index.html", |r| {
+             r.method(http::Method::GET)
+                    .with_config(index, |cfg| { // <- register handler
+                       cfg.limit(4096);  // <- limit size of the payload
+                     })
+         });
+    }
+    ```
+
+* `Route::with_async()` does not return `ExtractorConfig`, to configure
+  extractor use `Route::with_async_config()`
+
 
 ## 0.6
 

src/application.rs

@@ -29,7 +29,7 @@ pub struct HttpApplication<S = ()> {
 #[doc(hidden)]
 pub struct Inner<S> {
     prefix: usize,
-    default: ResourceHandler<S>,
+    default: Rc<RefCell<ResourceHandler<S>>>,
     encoding: ContentEncoding,
     resources: Vec<ResourceHandler<S>>,
     handlers: Vec<PrefixHandlerType<S>>,
@@ -51,7 +51,7 @@ impl<S: 'static> PipelineHandler<S> for Inner<S> {
         match htype {
             HandlerType::Normal(idx) => match self.resources[idx].handle(req) {
                 Ok(result) => result,
-                Err(req) => match self.default.handle(req) {
+                Err(req) => match self.default.borrow_mut().handle(req) {
                     Ok(result) => result,
                     Err(_) => AsyncResult::ok(HttpResponse::new(StatusCode::NOT_FOUND)),
                 },
@@ -60,7 +60,7 @@ impl<S: 'static> PipelineHandler<S> for Inner<S> {
                 PrefixHandlerType::Handler(_, ref mut hnd) => hnd.handle(req),
                 PrefixHandlerType::Scope(_, ref mut hnd, _) => hnd.handle(req),
             },
-            HandlerType::Default => match self.default.handle(req) {
+            HandlerType::Default => match self.default.borrow_mut().handle(req) {
                 Ok(result) => result,
                 Err(_) => AsyncResult::ok(HttpResponse::new(StatusCode::NOT_FOUND)),
             },
@@ -172,7 +172,7 @@ struct ApplicationParts<S> {
     state: S,
     prefix: String,
     settings: ServerSettings,
-    default: ResourceHandler<S>,
+    default: Rc<RefCell<ResourceHandler<S>>>,
     resources: Vec<(Resource, Option<ResourceHandler<S>>)>,
     handlers: Vec<PrefixHandlerType<S>>,
     external: HashMap<String, Resource>,
@@ -223,7 +223,7 @@ where
                 state,
                 prefix: "/".to_owned(),
                 settings: ServerSettings::default(),
-                default: ResourceHandler::default_not_found(),
+                default: Rc::new(RefCell::new(ResourceHandler::default_not_found())),
                 resources: Vec::new(),
                 handlers: Vec::new(),
                 external: HashMap::new(),
@@ -335,33 +335,34 @@ where
         T: FromRequest<S> + 'static,
     {
         {
-            let parts = self.parts.as_mut().expect("Use after finish");
+            let parts: &mut ApplicationParts<S> = self.parts.as_mut().expect("Use after finish");
 
+            let out = {
                 // get resource handler
-            let mut found = false;
+                let mut iterator = parts.resources.iter_mut();
-            for &mut (ref pattern, ref handler) in &mut parts.resources {
-                if handler.is_some() && pattern.pattern() == path {
-                    found = true;
-                    break;
-                }
-            }
 
-            if !found {
+                loop {
-                let mut handler = ResourceHandler::default();
+                    if let Some(&mut (ref pattern, ref mut handler)) = iterator.next() {
-                handler.method(method).with(f);
-                let pattern = Resource::new(handler.get_name(), path);
-                parts.resources.push((pattern, Some(handler)));
-            } else {
-                for &mut (ref pattern, ref mut handler) in &mut parts.resources {
                         if let Some(ref mut handler) = *handler {
                             if pattern.pattern() == path {
                                 handler.method(method).with(f);
-                            break;
+                                break None;
                             }
                         }
+                    } else {
+                        let mut handler = ResourceHandler::default();
+                        handler.method(method).with(f);
+                        let pattern = Resource::new(handler.get_name(), path);
+                        break Some((pattern, Some(handler)));
                     }
                 }
+            };
+
+            if let Some(out) = out {
+                parts.resources.push(out);
             }
+        }
+
         self
     }
 
@@ -473,7 +474,7 @@ where
     {
         {
             let parts = self.parts.as_mut().expect("Use after finish");
-            f(&mut parts.default);
+            f(&mut parts.default.borrow_mut());
         }
         self
     }
@@ -614,7 +615,7 @@ where
 
     /// Finish application configuration and create `HttpHandler` object.
     pub fn finish(&mut self) -> HttpApplication<S> {
-        let parts = self.parts.take().expect("Use after finish");
+        let mut parts = self.parts.take().expect("Use after finish");
         let prefix = parts.prefix.trim().trim_right_matches('/');
         let (prefix, prefix_len) = if prefix.is_empty() {
             ("/".to_owned(), 0)
@@ -627,11 +628,19 @@ where
             resources.push((pattern, None));
         }
 
+        for ref mut handler in parts.handlers.iter_mut() {
+            if let PrefixHandlerType::Scope(_, ref mut route_handler, _) = handler {
+                if !route_handler.has_default_resource() {
+                    route_handler.default_resource(Rc::clone(&parts.default));
+                }
+            };
+        }
+
         let (router, resources) = Router::new(&prefix, parts.settings, resources);
 
         let inner = Rc::new(RefCell::new(Inner {
             prefix: prefix_len,
-            default: parts.default,
+            default: Rc::clone(&parts.default),
             encoding: parts.encoding,
             handlers: parts.handlers,
             resources,

src/client/connector.rs

@@ -6,7 +6,7 @@ use std::{fmt, io, mem, time};
 use actix::resolver::{Connect as ResolveConnect, Resolver, ResolverError};
 use actix::{
     fut, Actor, ActorContext, ActorFuture, ActorResponse, Addr, AsyncContext, Context,
-    ContextFutureSpawner, Handler, Message, Recipient, StreamHandler, Supervised,
+    ContextFutureSpawner, Handler, Message, Recipient, StreamHandler2, Supervised,
     SystemService, WrapFuture,
 };
 
@@ -220,7 +220,7 @@ impl Actor for ClientConnector {
             self.resolver = Some(Resolver::from_registry())
         }
         self.collect_periodic(ctx);
-        ctx.add_stream(self.acq_rx.take().unwrap());
+        ctx.add_stream2(self.acq_rx.take().unwrap());
         ctx.spawn(Maintenance);
     }
 }
@@ -767,7 +767,7 @@ impl Handler<Connect> for ClientConnector {
     }
 }
 
-impl StreamHandler<AcquiredConnOperation, ()> for ClientConnector {
+impl StreamHandler2<AcquiredConnOperation, ()> for ClientConnector {
     fn handle(
         &mut self, msg: Result<Option<AcquiredConnOperation>, ()>,
         ctx: &mut Context<Self>,

src/client/pipeline.rs

@@ -392,7 +392,7 @@ impl Pipeline {
             match self.timeout.as_mut().unwrap().poll() {
                 Ok(Async::Ready(())) => return Err(SendRequestError::Timeout),
                 Ok(Async::NotReady) => (),
-                Err(_) => return Err(SendRequestError::Timeout),
+                Err(e) => return Err(io::Error::new(io::ErrorKind::Other, e).into()),
             }
         }
         Ok(())

src/error.rs

@@ -24,7 +24,7 @@ pub use cookie::ParseError as CookieParseError;
 
 use handler::Responder;
 use httprequest::HttpRequest;
-use httpresponse::{HttpResponse, InnerHttpResponse};
+use httpresponse::{HttpResponse, HttpResponseParts};
 
 /// A specialized [`Result`](https://doc.rust-lang.org/std/result/enum.Result.html)
 /// for actix web operations
@@ -654,7 +654,7 @@ pub struct InternalError<T> {
 
 enum InternalErrorType {
     Status(StatusCode),
-    Response(Mutex<Option<Box<InnerHttpResponse>>>),
+    Response(Box<Mutex<Option<HttpResponseParts>>>),
 }
 
 impl<T> InternalError<T> {
@@ -669,12 +669,10 @@ impl<T> InternalError<T> {
 
     /// Create `InternalError` with predefined `HttpResponse`.
     pub fn from_response(cause: T, response: HttpResponse) -> Self {
-        let mut resp = response.into_inner();
+        let resp = response.into_parts();
-        resp.drop_unsupported_body();
-
         InternalError {
             cause,
-            status: InternalErrorType::Response(Mutex::new(Some(resp))),
+            status: InternalErrorType::Response(Box::new(Mutex::new(Some(resp)))),
             backtrace: Backtrace::new(),
         }
     }
@@ -716,7 +714,7 @@ where
             InternalErrorType::Status(st) => HttpResponse::new(st),
             InternalErrorType::Response(ref resp) => {
                 if let Some(resp) = resp.lock().unwrap().take() {
-                    HttpResponse::from_inner(resp)
+                    HttpResponse::from_parts(resp)
                 } else {
                     HttpResponse::new(StatusCode::INTERNAL_SERVER_ERROR)
                 }

src/extractor.rs

@@ -1,7 +1,7 @@
 use std::marker::PhantomData;
 use std::ops::{Deref, DerefMut};
-use std::{fmt, str};
 use std::rc::Rc;
+use std::{fmt, str};
 
 use bytes::Bytes;
 use encoding::all::UTF_8;
@@ -312,8 +312,10 @@ impl<T: fmt::Display> fmt::Display for Form<T> {
 ///     let app = App::new().resource(
 ///         "/index.html",
 ///         |r| {
-///             r.method(http::Method::GET).with(index).limit(4096);
+///             r.method(http::Method::GET)
-///         }, // <- change form extractor configuration
+///                 // register form handler and change form extractor configuration
+///                 .with_config(index, |cfg| {cfg.limit(4096);})
+///         },
 ///     );
 /// }
 /// ```
@@ -408,8 +410,9 @@ impl<S: 'static> FromRequest<S> for Bytes {
 /// fn main() {
 ///     let app = App::new().resource("/index.html", |r| {
 ///         r.method(http::Method::GET)
-///                .with(index)   // <- register handler with extractor params
+///                .with_config(index, |cfg| { // <- register handler with extractor params
-///                .limit(4096); // <- limit size of the payload
+///                   cfg.limit(4096);  // <- limit size of the payload
+///                 })
 ///     });
 /// }
 /// ```

src/handler.rs

@@ -1,5 +1,7 @@
+use std::cell::RefCell;
 use std::marker::PhantomData;
 use std::ops::Deref;
+use std::rc::Rc;
 
 use futures::future::{err, ok, Future};
 use futures::{Async, Poll};
@@ -8,6 +10,7 @@ use error::Error;
 use http::StatusCode;
 use httprequest::HttpRequest;
 use httpresponse::HttpResponse;
+use resource::ResourceHandler;
 
 /// Trait defines object that could be registered as route handler
 #[allow(unused_variables)]
@@ -403,6 +406,14 @@ where
 // /// Trait defines object that could be registered as resource route
 pub(crate) trait RouteHandler<S>: 'static {
     fn handle(&mut self, req: HttpRequest<S>) -> AsyncResult<HttpResponse>;
+
+    fn has_default_resource(&self) -> bool {
+        false
+    }
+
+    fn default_resource(&mut self, default: Rc<RefCell<ResourceHandler<S>>>) {
+        unimplemented!()
+    }
 }
 
 /// Route handler wrapper for Handler

src/httpresponse.rs

@@ -299,12 +299,15 @@ impl HttpResponse {
         self.get_mut().write_capacity = cap;
     }
 
-    pub(crate) fn into_inner(mut self) -> Box<InnerHttpResponse> {
+    pub(crate) fn into_parts(mut self) -> HttpResponseParts {
-        self.0.take().unwrap()
+        self.0.take().unwrap().into_parts()
     }
 
-    pub(crate) fn from_inner(inner: Box<InnerHttpResponse>) -> HttpResponse {
+    pub(crate) fn from_parts(parts: HttpResponseParts) -> HttpResponse {
-        HttpResponse(Some(inner), HttpResponsePool::pool())
+        HttpResponse(
+            Some(Box::new(InnerHttpResponse::from_parts(parts))),
+            HttpResponsePool::pool(),
+        )
     }
 }
 
@@ -880,12 +883,12 @@ impl<'a, S> From<&'a HttpRequest<S>> for HttpResponseBuilder {
 }
 
 #[derive(Debug)]
-pub(crate) struct InnerHttpResponse {
+struct InnerHttpResponse {
     version: Option<Version>,
     headers: HeaderMap,
     status: StatusCode,
     reason: Option<&'static str>,
-    pub(crate) body: Body,
+    body: Body,
     chunked: Option<bool>,
     encoding: Option<ContentEncoding>,
     connection_type: Option<ConnectionType>,
@@ -894,10 +897,16 @@ pub(crate) struct InnerHttpResponse {
     error: Option<Error>,
 }
 
-/// This is here only because `failure::Fail: Send + Sync` which looks insane to me
+pub(crate) struct HttpResponseParts {
-unsafe impl Sync for InnerHttpResponse {}
+    version: Option<Version>,
-/// This is here only because `failure::Fail: Send + Sync` which looks insane to me
+    headers: HeaderMap,
-unsafe impl Send for InnerHttpResponse {}
+    status: StatusCode,
+    reason: Option<&'static str>,
+    body: Option<Bytes>,
+    encoding: Option<ContentEncoding>,
+    connection_type: Option<ConnectionType>,
+    error: Option<Error>,
+}
 
 impl InnerHttpResponse {
     #[inline]
@@ -918,21 +927,52 @@ impl InnerHttpResponse {
     }
 
     /// This is for failure, we can not have Send + Sync on Streaming and Actor response
-    pub(crate) fn drop_unsupported_body(&mut self) {
+    fn into_parts(mut self) -> HttpResponseParts {
-        let body = mem::replace(&mut self.body, Body::Empty);
+        let body = match mem::replace(&mut self.body, Body::Empty) {
-        match body {
+            Body::Empty => None,
-            Body::Empty => (),
+            Body::Binary(mut bin) => Some(bin.take()),
-            Body::Binary(mut bin) => {
-                self.body = Body::Binary(bin.take().into());
-            }
             Body::Streaming(_) | Body::Actor(_) => {
                 error!("Streaming or Actor body is not support by error response");
+                None
             }
+        };
+
+        HttpResponseParts {
+            body,
+            version: self.version,
+            headers: self.headers,
+            status: self.status,
+            reason: self.reason,
+            encoding: self.encoding,
+            connection_type: self.connection_type,
+            error: self.error,
+        }
+    }
+
+    fn from_parts(parts: HttpResponseParts) -> InnerHttpResponse {
+        let body = if let Some(ref body) = parts.body {
+            Body::Binary(body.clone().into())
+        } else {
+            Body::Empty
+        };
+
+        InnerHttpResponse {
+            body,
+            status: parts.status,
+            version: parts.version,
+            headers: parts.headers,
+            reason: parts.reason,
+            chunked: None,
+            encoding: parts.encoding,
+            connection_type: parts.connection_type,
+            response_size: 0,
+            write_capacity: MAX_WRITE_BUFFER_SIZE,
+            error: parts.error,
         }
     }
 }
 
-/// Internal use only! unsafe
+/// Internal use only!
 pub(crate) struct HttpResponsePool(VecDeque<Box<InnerHttpResponse>>);
 
 thread_local!(static POOL: Rc<UnsafeCell<HttpResponsePool>> = HttpResponsePool::pool());

src/json.rs

@@ -171,12 +171,13 @@ where
 /// fn main() {
 ///     let app = App::new().resource("/index.html", |r| {
 ///         r.method(http::Method::POST)
-///               .with(index)
+///               .with_config(index, |cfg| {
-///               .limit(4096)   // <- change json extractor configuration
+///                   cfg.limit(4096)   // <- change json extractor configuration
 ///                      .error_handler(|err, req| {  // <- create custom error response
 ///                          error::InternalError::from_response(
 ///                              err, HttpResponse::Conflict().finish()).into()
 ///                          });
+///               })
 ///     });
 /// }
 /// ```
@@ -326,7 +327,7 @@ mod tests {
     use http::header;
 
     use handler::Handler;
-    use with::{ExtractorConfig, With};
+    use with::With;
 
     impl PartialEq for JsonPayloadError {
         fn eq(&self, other: &JsonPayloadError) -> bool {
@@ -409,7 +410,7 @@ mod tests {
 
     #[test]
     fn test_with_json() {
-        let mut cfg = ExtractorConfig::<_, Json<MyObject>>::default();
+        let mut cfg = JsonConfig::default();
         cfg.limit(4096);
         let mut handler = With::new(|data: Json<MyObject>| data, cfg);
 

src/lib.rs

@@ -246,7 +246,6 @@ pub mod dev {
     pub use resource::ResourceHandler;
     pub use route::Route;
     pub use router::{Resource, ResourceType, Router};
-    pub use with::ExtractorConfig;
 }
 
 pub mod http {

src/multipart.rs

@@ -1,5 +1,5 @@
 //! Multipart requests support
-use std::cell::RefCell;
+use std::cell::{RefCell, UnsafeCell};
 use std::marker::PhantomData;
 use std::rc::Rc;
 use std::{cmp, fmt};
@@ -590,7 +590,7 @@ where
 }
 
 struct PayloadRef<S> {
-    payload: Rc<PayloadHelper<S>>,
+    payload: Rc<UnsafeCell<PayloadHelper<S>>>,
 }
 
 impl<S> PayloadRef<S>
@@ -599,7 +599,7 @@ where
 {
     fn new(payload: PayloadHelper<S>) -> PayloadRef<S> {
         PayloadRef {
-            payload: Rc::new(payload),
+            payload: Rc::new(payload.into()),
         }
     }
 
@@ -609,7 +609,7 @@ where
     {
         if s.current() {
             let payload: &mut PayloadHelper<S> =
-                unsafe { &mut *(self.payload.as_ref() as *const _ as *mut _) };
+                unsafe { &mut *self.payload.get() };
             Some(payload)
         } else {
             None

src/route.rs

@@ -17,7 +17,7 @@ use middleware::{
     Started as MiddlewareStarted,
 };
 use pred::Predicate;
-use with::{ExtractorConfig, With, WithAsync};
+use with::{With, WithAsync};
 
 /// Resource route definition
 ///
@@ -164,15 +164,49 @@ impl<S: 'static> Route<S> {
     ///     ); // <- use `with` extractor
     /// }
     /// ```
-    pub fn with<T, F, R>(&mut self, handler: F) -> ExtractorConfig<S, T>
+    pub fn with<T, F, R>(&mut self, handler: F)
     where
         F: Fn(T) -> R + 'static,
         R: Responder + 'static,
         T: FromRequest<S> + 'static,
     {
-        let cfg = ExtractorConfig::<S, T>::default();
+        self.h(With::new(handler, <T::Config as Default>::default()));
-        self.h(With::new(handler, cfg.clone()));
+    }
-        cfg
+
+    /// Set handler function. Same as `.with()` but it allows to configure
+    /// extractor.
+    ///
+    /// ```rust
+    /// # extern crate bytes;
+    /// # extern crate actix_web;
+    /// # extern crate futures;
+    /// #[macro_use] extern crate serde_derive;
+    /// use actix_web::{http, App, Path, Result};
+    ///
+    /// /// extract text data from request
+    /// fn index(body: String) -> Result<String> {
+    ///     Ok(format!("Body {}!", body))
+    /// }
+    ///
+    /// fn main() {
+    ///     let app = App::new().resource("/index.html", |r| {
+    ///         r.method(http::Method::GET)
+    ///                .with_config(index, |cfg| { // <- register handler
+    ///                   cfg.limit(4096);  // <- limit size of the payload
+    ///                 })
+    ///     });
+    /// }
+    /// ```
+    pub fn with_config<T, F, R, C>(&mut self, handler: F, cfg_f: C)
+    where
+        F: Fn(T) -> R + 'static,
+        R: Responder + 'static,
+        T: FromRequest<S> + 'static,
+        C: FnOnce(&mut T::Config),
+    {
+        let mut cfg = <T::Config as Default>::default();
+        cfg_f(&mut cfg);
+        self.h(With::new(handler, cfg));
     }
 
     /// Set async handler function, use request extractor for parameters.
@@ -204,7 +238,7 @@ impl<S: 'static> Route<S> {
     ///     ); // <- use `with` extractor
     /// }
     /// ```
-    pub fn with_async<T, F, R, I, E>(&mut self, handler: F) -> ExtractorConfig<S, T>
+    pub fn with_async<T, F, R, I, E>(&mut self, handler: F)
     where
         F: Fn(T) -> R + 'static,
         R: Future<Item = I, Error = E> + 'static,
@@ -212,9 +246,52 @@ impl<S: 'static> Route<S> {
         E: Into<Error> + 'static,
         T: FromRequest<S> + 'static,
     {
-        let cfg = ExtractorConfig::<S, T>::default();
+        self.h(WithAsync::new(handler, <T::Config as Default>::default()));
-        self.h(WithAsync::new(handler, cfg.clone()));
+    }
-        cfg
+
+    /// Set async handler function, use request extractor for parameters.
+    /// This method allows to configure extractor.
+    ///
+    /// ```rust
+    /// # extern crate bytes;
+    /// # extern crate actix_web;
+    /// # extern crate futures;
+    /// #[macro_use] extern crate serde_derive;
+    /// use actix_web::{http, App, Error, Form};
+    /// use futures::Future;
+    ///
+    /// #[derive(Deserialize)]
+    /// struct Info {
+    ///     username: String,
+    /// }
+    ///
+    /// /// extract path info using serde
+    /// fn index(info: Form<Info>) -> Box<Future<Item = &'static str, Error = Error>> {
+    ///     unimplemented!()
+    /// }
+    ///
+    /// fn main() {
+    ///     let app = App::new().resource(
+    ///         "/{username}/index.html", // <- define path parameters
+    ///         |r| r.method(http::Method::GET)
+    ///            .with_async_config(index, |cfg| {
+    ///                cfg.limit(4096);
+    ///            }),
+    ///     ); // <- use `with` extractor
+    /// }
+    /// ```
+    pub fn with_async_config<T, F, R, I, E, C>(&mut self, handler: F, cfg: C)
+    where
+        F: Fn(T) -> R + 'static,
+        R: Future<Item = I, Error = E> + 'static,
+        I: Responder + 'static,
+        E: Into<Error> + 'static,
+        T: FromRequest<S> + 'static,
+        C: FnOnce(&mut T::Config),
+    {
+        let mut extractor_cfg = <T::Config as Default>::default();
+        cfg(&mut extractor_cfg);
+        self.h(WithAsync::new(handler, extractor_cfg));
     }
 }
 
@@ -241,7 +318,7 @@ impl<S: 'static> InnerHandler<S> {
 
     #[inline]
     pub fn handle(&self, req: HttpRequest<S>) -> AsyncResult<HttpResponse> {
-        // reason: handler is unique per thread, handler get called from async code only
+        // reason: handler is unique per thread, handler get called from sync code only
         let h = unsafe { &mut *self.0.as_ref().get() };
         h.handle(req)
     }

src/router.rs

@@ -309,7 +309,7 @@ impl Resource {
         params.set_tail(len as u16);
         for (idx, segment) in segments.iter().enumerate() {
             // reason: Router is part of App, which is unique per thread
-            // app is alive during whole life of tthread
+            // app is alive during whole life of a thread
             let name = unsafe { &*(names[idx].as_str() as *const _) };
             params.add(name, *segment);
         }
@@ -378,7 +378,7 @@ impl Resource {
         params.set_tail(tail_len as u16);
         for (idx, segment) in segments.iter().enumerate() {
             // reason: Router is part of App, which is unique per thread
-            // app is alive during whole life of tthread
+            // app is alive during whole life of a thread
             let name = unsafe { &*(names[idx].as_str() as *const _) };
             params.add(name, *segment);
         }

src/scope.rs

@@ -405,6 +405,14 @@ impl<S: 'static> RouteHandler<S> for Scope<S> {
             unimplemented!()
         }
     }
+
+    fn has_default_resource(&self) -> bool {
+        self.default.is_some()
+    }
+
+    fn default_resource(&mut self, default: ScopeResource<S>) {
+        self.default = Some(default);
+    }
 }
 
 struct Wrapper<S: 'static> {
@@ -1188,4 +1196,27 @@ mod tests {
         let resp = app.run(req);
         assert_eq!(resp.as_msg().status(), StatusCode::NOT_FOUND);
     }
+
+    #[test]
+    fn test_default_resource_propagation() {
+        let mut app = App::new()
+            .scope("/app1", |scope| {
+                scope.default_resource(|r| r.f(|_| HttpResponse::BadRequest()))
+            })
+            .scope("/app2", |scope| scope)
+            .default_resource(|r| r.f(|_| HttpResponse::MethodNotAllowed()))
+            .finish();
+
+        let req = TestRequest::with_uri("/non-exist").finish();
+        let resp = app.run(req);
+        assert_eq!(resp.as_msg().status(), StatusCode::METHOD_NOT_ALLOWED);
+
+        let req = TestRequest::with_uri("/app1/non-exist").finish();
+        let resp = app.run(req);
+        assert_eq!(resp.as_msg().status(), StatusCode::BAD_REQUEST);
+
+        let req = TestRequest::with_uri("/app2/non-exist").finish();
+        let resp = app.run(req);
+        assert_eq!(resp.as_msg().status(), StatusCode::METHOD_NOT_ALLOWED);
+    }
 }

src/server/h1writer.rs

@@ -73,12 +73,11 @@ impl<T: AsyncWrite, H: 'static> H1Writer<T, H> {
         self.flags.contains(Flags::KEEPALIVE) && !self.flags.contains(Flags::UPGRADE)
     }
 
-    fn write_data(&mut self, data: &[u8]) -> io::Result<usize> {
+    fn write_data(stream: &mut T, data: &[u8]) -> io::Result<usize> {
         let mut written = 0;
         while written < data.len() {
-            match self.stream.write(&data[written..]) {
+            match stream.write(&data[written..]) {
                 Ok(0) => {
-                    self.disconnected();
                     return Err(io::Error::new(io::ErrorKind::WriteZero, ""));
                 }
                 Ok(n) => {
@@ -243,7 +242,16 @@ impl<T: AsyncWrite, H: 'static> Writer for H1Writer<T, H> {
                 if self.flags.contains(Flags::UPGRADE) {
                     if self.buffer.is_empty() {
                         let pl: &[u8] = payload.as_ref();
-                        let n = self.write_data(pl)?;
+                        let n = match Self::write_data(&mut self.stream, pl) {
+                            Err(err) => {
+                                if err.kind() == io::ErrorKind::WriteZero {
+                                    self.disconnected();
+                                }
+
+                                return Err(err);
+                            }
+                            Ok(val) => val,
+                        };
                         if n < pl.len() {
                             self.buffer.extend_from_slice(&pl[n..]);
                             return Ok(WriterState::Done);
@@ -284,9 +292,18 @@ impl<T: AsyncWrite, H: 'static> Writer for H1Writer<T, H> {
     #[inline]
     fn poll_completed(&mut self, shutdown: bool) -> Poll<(), io::Error> {
         if !self.buffer.is_empty() {
-            let buf: &[u8] =
+            let written = {
-                unsafe { &mut *(self.buffer.as_ref() as *const _ as *mut _) };
+                match Self::write_data(&mut self.stream, self.buffer.as_ref()) {
-            let written = self.write_data(buf)?;
+                    Err(err) => {
+                        if err.kind() == io::ErrorKind::WriteZero {
+                            self.disconnected();
+                        }
+    
+                        return Err(err);
+                    }
+                    Ok(val) => val,
+                }
+            };
             let _ = self.buffer.split_to(written);
             if shutdown && !self.buffer.is_empty()
                 || (self.buffer.len() > self.buffer_capacity)

src/server/srv.rs

@@ -5,7 +5,7 @@ use std::{io, net, thread};
 
 use actix::{
     fut, signal, Actor, ActorFuture, Addr, Arbiter, AsyncContext, Context, Handler,
-    Response, StreamHandler, System, WrapFuture,
+    Response, StreamHandler2, System, WrapFuture,
 };
 
 use futures::sync::mpsc;
@@ -449,7 +449,7 @@ impl<H: IntoHttpHandler> HttpServer<H> {
             // start http server actor
             let signals = self.subscribe_to_signals();
             let addr = Actor::create(move |ctx| {
-                ctx.add_stream(rx);
+                ctx.add_stream2(rx);
                 self
             });
             if let Some(signals) = signals {
@@ -611,7 +611,7 @@ impl<H: IntoHttpHandler> Handler<signal::Signal> for HttpServer<H> {
 }
 
 /// Commands from accept threads
-impl<H: IntoHttpHandler> StreamHandler<ServerCommand, ()> for HttpServer<H> {
+impl<H: IntoHttpHandler> StreamHandler2<ServerCommand, ()> for HttpServer<H> {
     fn handle(&mut self, msg: Result<Option<ServerCommand>, ()>, _: &mut Context<Self>) {
         if let Ok(Some(ServerCommand::WorkerDied(idx, socks))) = msg {
             let mut found = false;

src/with.rs

@@ -1,7 +1,6 @@
 use futures::{Async, Future, Poll};
 use std::cell::UnsafeCell;
 use std::marker::PhantomData;
-use std::ops::{Deref, DerefMut};
 use std::rc::Rc;
 
 use error::Error;
@@ -9,110 +8,24 @@ use handler::{AsyncResult, AsyncResultItem, FromRequest, Handler, Responder};
 use httprequest::HttpRequest;
 use httpresponse::HttpResponse;
 
-/// Extractor configuration
+pub(crate) struct With<T, S, F, R>
-///
+where
-/// `Route::with()` and `Route::with_async()` returns instance
+    F: Fn(T) -> R,
-/// of the `ExtractorConfig` type. It could be used for extractor configuration.
+    T: FromRequest<S>,
-///
+    S: 'static,
-/// In this example `Form<FormData>` configured.
+{
-///
+    hnd: Rc<WithHnd<T, S, F, R>>,
-/// ```rust
+    cfg: Rc<T::Config>,
-/// # extern crate actix_web;
-/// #[macro_use] extern crate serde_derive;
-/// use actix_web::{http, App, Form, Result};
-///
-/// #[derive(Deserialize)]
-/// struct FormData {
-///     username: String,
-/// }
-///
-/// fn index(form: Form<FormData>) -> Result<String> {
-///     Ok(format!("Welcome {}!", form.username))
-/// }
-///
-/// fn main() {
-///     let app = App::new().resource(
-///         "/index.html",
-///         |r| {
-///             r.method(http::Method::GET).with(index).limit(4096);
-///         }, // <- change form extractor configuration
-///     );
-/// }
-/// ```
-///
-/// Same could be donce with multiple extractors
-///
-/// ```rust
-/// # extern crate actix_web;
-/// #[macro_use] extern crate serde_derive;
-/// use actix_web::{http, App, Form, Path, Result};
-///
-/// #[derive(Deserialize)]
-/// struct FormData {
-///     username: String,
-/// }
-///
-/// fn index(data: (Path<(String,)>, Form<FormData>)) -> Result<String> {
-///     Ok(format!("Welcome {}!", data.1.username))
-/// }
-///
-/// fn main() {
-///     let app = App::new().resource(
-///         "/index.html",
-///         |r| {
-///             r.method(http::Method::GET).with(index).1.limit(4096);
-///         }, // <- change form extractor configuration
-///     );
-/// }
-/// ```
-pub struct ExtractorConfig<S: 'static, T: FromRequest<S>> {
-    cfg: Rc<UnsafeCell<T::Config>>,
 }
 
-impl<S: 'static, T: FromRequest<S>> Default for ExtractorConfig<S, T> {
+pub struct WithHnd<T, S, F, R>
-    fn default() -> Self {
-        ExtractorConfig {
-            cfg: Rc::new(UnsafeCell::new(T::Config::default())),
-        }
-    }
-}
-
-impl<S: 'static, T: FromRequest<S>> ExtractorConfig<S, T> {
-    pub(crate) fn clone(&self) -> Self {
-        ExtractorConfig {
-            cfg: Rc::clone(&self.cfg),
-        }
-    }
-}
-
-impl<S: 'static, T: FromRequest<S>> AsRef<T::Config> for ExtractorConfig<S, T> {
-    fn as_ref(&self) -> &T::Config {
-        unsafe { &*self.cfg.get() }
-    }
-}
-
-impl<S: 'static, T: FromRequest<S>> Deref for ExtractorConfig<S, T> {
-    type Target = T::Config;
-
-    fn deref(&self) -> &T::Config {
-        unsafe { &*self.cfg.get() }
-    }
-}
-
-impl<S: 'static, T: FromRequest<S>> DerefMut for ExtractorConfig<S, T> {
-    fn deref_mut(&mut self) -> &mut T::Config {
-        unsafe { &mut *self.cfg.get() }
-    }
-}
-
-pub struct With<T, S, F, R>
 where
     F: Fn(T) -> R,
     T: FromRequest<S>,
     S: 'static,
 {
     hnd: Rc<UnsafeCell<F>>,
-    cfg: ExtractorConfig<S, T>,
+    _t: PhantomData<T>,
     _s: PhantomData<S>,
 }
 
@@ -122,11 +35,14 @@ where
     T: FromRequest<S>,
     S: 'static,
 {
-    pub fn new(f: F, cfg: ExtractorConfig<S, T>) -> Self {
+    pub fn new(f: F, cfg: T::Config) -> Self {
         With {
-            cfg,
+            cfg: Rc::new(cfg),
+            hnd: Rc::new(WithHnd {
                 hnd: Rc::new(UnsafeCell::new(f)),
+                _t: PhantomData,
                 _s: PhantomData,
+            }),
         }
     }
 }
@@ -166,8 +82,8 @@ where
     S: 'static,
 {
     started: bool,
-    hnd: Rc<UnsafeCell<F>>,
+    hnd: Rc<WithHnd<T, S, F, R>>,
-    cfg: ExtractorConfig<S, T>,
+    cfg: Rc<T::Config>,
     req: HttpRequest<S>,
     fut1: Option<Box<Future<Item = T, Error = Error>>>,
     fut2: Option<Box<Future<Item = HttpResponse, Error = Error>>>,
@@ -206,24 +122,32 @@ where
             }
         };
 
-        let hnd: &mut F = unsafe { &mut *self.hnd.get() };
+        let fut = {
+            // clone handler, inicrease ref counter
+            let h = self.hnd.as_ref().hnd.clone();
+            // Enforce invariants before entering unsafe code.
+            // Only two references could exists With struct owns one, and line above
+            if Rc::weak_count(&h) != 0 || Rc::strong_count(&h) != 2 {
+                panic!("Multiple copies of handler are in use")
+            }
+            let hnd: &mut F = unsafe { &mut *h.as_ref().get() };
             let item = match (*hnd)(item).respond_to(&self.req) {
                 Ok(item) => item.into(),
                 Err(e) => return Err(e.into()),
             };
 
             match item.into() {
-            AsyncResultItem::Err(err) => Err(err),
+                AsyncResultItem::Err(err) => return Err(err),
-            AsyncResultItem::Ok(resp) => Ok(Async::Ready(resp)),
+                AsyncResultItem::Ok(resp) => return Ok(Async::Ready(resp)),
-            AsyncResultItem::Future(fut) => {
+                AsyncResultItem::Future(fut) => fut,
+            }
+        };
         self.fut2 = Some(fut);
         self.poll()
     }
-        }
-    }
 }
 
-pub struct WithAsync<T, S, F, R, I, E>
+pub(crate) struct WithAsync<T, S, F, R, I, E>
 where
     F: Fn(T) -> R,
     R: Future<Item = I, Error = E>,
@@ -232,9 +156,8 @@ where
     T: FromRequest<S>,
     S: 'static,
 {
-    hnd: Rc<UnsafeCell<F>>,
+    hnd: Rc<WithHnd<T, S, F, R>>,
-    cfg: ExtractorConfig<S, T>,
+    cfg: Rc<T::Config>,
-    _s: PhantomData<S>,
 }
 
 impl<T, S, F, R, I, E> WithAsync<T, S, F, R, I, E>
@@ -246,11 +169,14 @@ where
     T: FromRequest<S>,
     S: 'static,
 {
-    pub fn new(f: F, cfg: ExtractorConfig<S, T>) -> Self {
+    pub fn new(f: F, cfg: T::Config) -> Self {
         WithAsync {
-            cfg,
+            cfg: Rc::new(cfg),
+            hnd: Rc::new(WithHnd {
                 hnd: Rc::new(UnsafeCell::new(f)),
                 _s: PhantomData,
+                _t: PhantomData,
+            }),
         }
     }
 }
@@ -271,7 +197,7 @@ where
             req,
             started: false,
             hnd: Rc::clone(&self.hnd),
-            cfg: self.cfg.clone(),
+            cfg: Rc::clone(&self.cfg),
             fut1: None,
             fut2: None,
             fut3: None,
@@ -295,8 +221,8 @@ where
     S: 'static,
 {
     started: bool,
-    hnd: Rc<UnsafeCell<F>>,
+    hnd: Rc<WithHnd<T, S, F, R>>,
-    cfg: ExtractorConfig<S, T>,
+    cfg: Rc<T::Config>,
     req: HttpRequest<S>,
     fut1: Option<Box<Future<Item = T, Error = Error>>>,
     fut2: Option<R>,
@@ -356,8 +282,17 @@ where
             }
         };
 
-        let hnd: &mut F = unsafe { &mut *self.hnd.get() };
+        self.fut2 = {
-        self.fut2 = Some((*hnd)(item));
+            // clone handler, inicrease ref counter
+            let h = self.hnd.as_ref().hnd.clone();
+            // Enforce invariants before entering unsafe code.
+            // Only two references could exists With struct owns one, and line above
+            if Rc::weak_count(&h) != 0 || Rc::strong_count(&h) != 2 {
+                panic!("Multiple copies of handler are in use")
+            }
+            let hnd: &mut F = unsafe { &mut *h.as_ref().get() };
+            Some((*hnd)(item))
+        };
         self.poll()
     }
 }

src/ws/client.rs

@@ -127,6 +127,7 @@ pub struct Client {
     protocols: Option<String>,
     conn: Addr<ClientConnector>,
     max_size: usize,
+    no_masking: bool,
 }
 
 impl Client {
@@ -144,6 +145,7 @@ impl Client {
             origin: None,
             protocols: None,
             max_size: 65_536,
+            no_masking: false,
             conn,
         };
         cl.request.uri(uri.as_ref());
@@ -198,6 +200,12 @@ impl Client {
         self
     }
 
+    /// Disable payload masking. By default ws client masks frame payload.
+    pub fn no_masking(mut self) -> Self {
+        self.no_masking = true;
+        self
+    }
+
     /// Set request header
     pub fn header<K, V>(mut self, key: K, value: V) -> Self
     where
@@ -260,7 +268,7 @@ impl Client {
             }
 
             // start handshake
-            ClientHandshake::new(request, self.max_size)
+            ClientHandshake::new(request, self.max_size, self.no_masking)
         }
     }
 }
@@ -281,10 +289,13 @@ pub struct ClientHandshake {
     key: String,
     error: Option<ClientError>,
     max_size: usize,
+    no_masking: bool,
 }
 
 impl ClientHandshake {
-    fn new(mut request: ClientRequest, max_size: usize) -> ClientHandshake {
+    fn new(
+        mut request: ClientRequest, max_size: usize, no_masking: bool,
+    ) -> ClientHandshake {
         // Generate a random key for the `Sec-WebSocket-Key` header.
         // a base64-encoded (see Section 4 of [RFC4648]) value that,
         // when decoded, is 16 bytes in length (RFC 6455)
@@ -304,6 +315,7 @@ impl ClientHandshake {
         ClientHandshake {
             key,
             max_size,
+            no_masking,
             request: Some(request.send()),
             tx: Some(tx),
             error: None,
@@ -317,6 +329,7 @@ impl ClientHandshake {
             tx: None,
             error: Some(err),
             max_size: 0,
+            no_masking: false,
         }
     }
 
@@ -427,6 +440,7 @@ impl Future for ClientHandshake {
             ClientReader {
                 inner: Rc::clone(&inner),
                 max_size: self.max_size,
+                no_masking: self.no_masking,
             },
             ClientWriter { inner },
         )))
@@ -437,6 +451,7 @@ impl Future for ClientHandshake {
 pub struct ClientReader {
     inner: Rc<RefCell<Inner>>,
     max_size: usize,
+    no_masking: bool,
 }
 
 impl fmt::Debug for ClientReader {
@@ -451,13 +466,14 @@ impl Stream for ClientReader {
 
     fn poll(&mut self) -> Poll<Option<Self::Item>, Self::Error> {
         let max_size = self.max_size;
+        let no_masking = self.no_masking;
         let mut inner = self.inner.borrow_mut();
         if inner.closed {
             return Ok(Async::Ready(None));
         }
 
         // read
-        match Frame::parse(&mut inner.rx, false, max_size) {
+        match Frame::parse(&mut inner.rx, no_masking, max_size) {
             Ok(Async::Ready(Some(frame))) => {
                 let (_finished, opcode, payload) = frame.unpack();
 

src/ws/mod.rs

@@ -25,12 +25,12 @@
 //!
 //! // Handler for ws::Message messages
 //! impl StreamHandler<ws::Message, ws::ProtocolError> for Ws {
-//!     fn handle(&mut self, msg: Result<Option<ws::Message>, ws::ProtocolError>, ctx: &mut Self::Context) {
+//!     fn handle(&mut self, msg: ws::Message, ctx: &mut Self::Context) {
 //!         match msg {
-//!             Ok(Some(ws::Message::Ping(msg))) => ctx.pong(&msg),
+//!             ws::Message::Ping(msg) => ctx.pong(&msg),
-//!             Ok(Some(ws::Message::Text(text))) => ctx.text(text),
+//!             ws::Message::Text(text) => ctx.text(text),
-//!             Ok(Some(ws::Message::Binary(bin))) => ctx.binary(bin),
+//!             ws::Message::Binary(bin) => ctx.binary(bin),
-//!             _ => ctx.stop(),
+//!             _ => (),
 //!         }
 //!     }
 //! }

tests/test_handlers.rs

@@ -42,6 +42,28 @@ fn test_path_extractor() {
     assert_eq!(bytes, Bytes::from_static(b"Welcome test!"));
 }
 
+#[test]
+fn test_async_handler() {
+    let mut srv = test::TestServer::new(|app| {
+        app.resource("/{username}/index.html", |r| {
+            r.route().with(|p: Path<PParam>| {
+                Delay::new(Instant::now() + Duration::from_millis(10))
+                    .and_then(move |_| Ok(format!("Welcome {}!", p.username)))
+                    .responder()
+            })
+        });
+    });
+
+    // client request
+    let request = srv.get().uri(srv.url("/test/index.html")).finish().unwrap();
+    let response = srv.execute(request.send()).unwrap();
+    assert!(response.status().is_success());
+
+    // read response
+    let bytes = srv.execute(response.body()).unwrap();
+    assert_eq!(bytes, Bytes::from_static(b"Welcome test!"));
+}
+
 #[test]
 fn test_query_extractor() {
     let mut srv = test::TestServer::new(|app| {
@@ -130,14 +152,17 @@ fn test_form_extractor() {
 fn test_form_extractor2() {
     let mut srv = test::TestServer::new(|app| {
         app.resource("/{username}/index.html", |r| {
-            r.route()
+            r.route().with_config(
-                .with(|form: Form<FormData>| format!("{}", form.username))
+                |form: Form<FormData>| format!("{}", form.username),
-                .error_handler(|err, _| {
+                |cfg| {
+                    cfg.error_handler(|err, _| {
                         error::InternalError::from_response(
                             err,
                             HttpResponse::Conflict().finish(),
                         ).into()
                     });
+                },
+            );
         });
     });
 

tests/test_ws.rs

@@ -23,16 +23,13 @@ impl Actor for Ws {
 }
 
 impl StreamHandler<ws::Message, ws::ProtocolError> for Ws {
-    fn handle(
+    fn handle(&mut self, msg: ws::Message, ctx: &mut Self::Context) {
-        &mut self, msg: Result<Option<ws::Message>, ws::ProtocolError>,
-        ctx: &mut Self::Context,
-    ) {
         match msg {
-            Ok(Some(ws::Message::Ping(msg))) => ctx.pong(&msg),
+            ws::Message::Ping(msg) => ctx.pong(&msg),
-            Ok(Some(ws::Message::Text(text))) => ctx.text(text),
+            ws::Message::Text(text) => ctx.text(text),
-            Ok(Some(ws::Message::Binary(bin))) => ctx.binary(bin),
+            ws::Message::Binary(bin) => ctx.binary(bin),
-            Ok(Some(ws::Message::Close(reason))) => ctx.close(reason),
+            ws::Message::Close(reason) => ctx.close(reason),
-            _ => ctx.stop(),
+            _ => (),
         }
     }
 }
@@ -156,16 +153,13 @@ impl Ws2 {
 }
 
 impl StreamHandler<ws::Message, ws::ProtocolError> for Ws2 {
-    fn handle(
+    fn handle(&mut self, msg: ws::Message, ctx: &mut Self::Context) {
-        &mut self, msg: Result<Option<ws::Message>, ws::ProtocolError>,
-        ctx: &mut Self::Context,
-    ) {
         match msg {
-            Ok(Some(ws::Message::Ping(msg))) => ctx.pong(&msg),
+            ws::Message::Ping(msg) => ctx.pong(&msg),
-            Ok(Some(ws::Message::Text(text))) => ctx.text(text),
+            ws::Message::Text(text) => ctx.text(text),
-            Ok(Some(ws::Message::Binary(bin))) => ctx.binary(bin),
+            ws::Message::Binary(bin) => ctx.binary(bin),
-            Ok(Some(ws::Message::Close(reason))) => ctx.close(reason),
+            ws::Message::Close(reason) => ctx.close(reason),
-            _ => ctx.stop(),
+            _ => (),
         }
     }
 }