add connection level data container (#2491)

CHANGES.md

@@ -7,6 +7,7 @@
 * `Range` typed header. [#2485]
 * `HttpResponse::map_into_{left,right}_body` and `HttpResponse::map_into_boxed_body`. [#2468]
 * `ServiceResponse::map_into_{left,right}_body` and `HttpResponse::map_into_boxed_body`. [#2468]
+* Connection data set through the `HttpServer::on_connect` callback is now accessible only from the new `HttpRequest::conn_data()` and `ServiceRequest::conn_data()` methods. [#2491]
 
 ### Changed
 * Rename `Accept::{mime_precedence => ranked}`. [#2480]
@@ -27,6 +28,7 @@
 [#2482]: https://github.com/actix/actix-web/pull/2482
 [#2484]: https://github.com/actix/actix-web/pull/2484
 [#2485]: https://github.com/actix/actix-web/pull/2485
+[#2491]: https://github.com/actix/actix-web/pull/2491
 [#2492]: https://github.com/actix/actix-web/pull/2492
 [#2493]: https://github.com/actix/actix-web/pull/2493
 

actix-http/CHANGES.md

@@ -14,6 +14,8 @@
 * `header::QualityItem::{max, min}`. [#2486]
 * `header::Quality::{MAX, MIN}`. [#2486]
 * `impl Display` for `header::Quality`. [#2486]
+* Connection data set through the `on_connect_ext` callbacks is now accessible only from the new `Request::conn_data()` method. [#2491]
+* `Request::take_conn_data()`. [#2491]
 
 ### Changed
 * Rename `body::BoxBody::{from_body => new}`. [#2468]
@@ -39,6 +41,7 @@
 [#1920]: https://github.com/actix/actix-web/pull/1920
 [#2486]: https://github.com/actix/actix-web/pull/2486
 [#2488]: https://github.com/actix/actix-web/pull/2488
+[#2491]: https://github.com/actix/actix-web/pull/2491
 
 
 ## 3.0.0-beta.14 - 2021-11-30

actix-http/src/extensions.rs

@@ -1,6 +1,6 @@
 use std::{
     any::{Any, TypeId},
-    fmt, mem,
+    fmt,
 };
 
 use ahash::AHashMap;
@@ -10,8 +10,7 @@ use ahash::AHashMap;
 /// All entries into this map must be owned types (or static references).
 #[derive(Default)]
 pub struct Extensions {
-    /// Use FxHasher with a std HashMap with for faster
+    /// Use AHasher with a std HashMap with for faster lookups on the small `TypeId` keys.
-    /// lookups on the small `TypeId` (u64 equivalent) keys.
     map: AHashMap<TypeId, Box<dyn Any>>,
 }
 
@@ -123,11 +122,6 @@ impl Extensions {
     pub fn extend(&mut self, other: Extensions) {
         self.map.extend(other.map);
     }
-
-    /// Sets (or overrides) items from `other` into this map.
-    pub(crate) fn drain_from(&mut self, other: &mut Self) {
-        self.map.extend(mem::take(&mut other.map));
-    }
 }
 
 impl fmt::Debug for Extensions {
@@ -179,6 +173,8 @@ mod tests {
 
     #[test]
     fn test_integers() {
+        static A: u32 = 8;
+
         let mut map = Extensions::new();
 
         map.insert::<i8>(8);
@@ -191,6 +187,7 @@ mod tests {
         map.insert::<u32>(32);
         map.insert::<u64>(64);
         map.insert::<u128>(128);
+        map.insert::<&'static u32>(&A);
         assert!(map.get::<i8>().is_some());
         assert!(map.get::<i16>().is_some());
         assert!(map.get::<i32>().is_some());
@@ -201,6 +198,7 @@ mod tests {
         assert!(map.get::<u32>().is_some());
         assert!(map.get::<u64>().is_some());
         assert!(map.get::<u128>().is_some());
+        assert!(map.get::<&'static u32>().is_some());
     }
 
     #[test]
@@ -279,27 +277,4 @@ mod tests {
         assert_eq!(extensions.get(), Some(&20u8));
         assert_eq!(extensions.get_mut(), Some(&mut 20u8));
     }
-
-    #[test]
-    fn test_drain_from() {
-        let mut ext = Extensions::new();
-        ext.insert(2isize);
-
-        let mut more_ext = Extensions::new();
-
-        more_ext.insert(5isize);
-        more_ext.insert(5usize);
-
-        assert_eq!(ext.get::<isize>(), Some(&2isize));
-        assert_eq!(ext.get::<usize>(), None);
-        assert_eq!(more_ext.get::<isize>(), Some(&5isize));
-        assert_eq!(more_ext.get::<usize>(), Some(&5usize));
-
-        ext.drain_from(&mut more_ext);
-
-        assert_eq!(ext.get::<isize>(), Some(&5isize));
-        assert_eq!(ext.get::<usize>(), Some(&5usize));
-        assert_eq!(more_ext.get::<isize>(), None);
-        assert_eq!(more_ext.get::<usize>(), None);
-    }
 }

actix-http/src/h1/dispatcher.rs

@@ -22,7 +22,7 @@ use crate::{
     config::ServiceConfig,
     error::{DispatchError, ParseError, PayloadError},
     service::HttpFlow,
-    OnConnectData, Request, Response, StatusCode,
+    Extensions, OnConnectData, Request, Response, StatusCode,
 };
 
 use super::{
@@ -100,9 +100,9 @@ where
     U::Error: fmt::Display,
 {
     flow: Rc<HttpFlow<S, X, U>>,
-    on_connect_data: OnConnectData,
     flags: Flags,
     peer_addr: Option<net::SocketAddr>,
+    conn_data: Option<Rc<Extensions>>,
     error: Option<DispatchError>,
 
     #[pin]
@@ -179,10 +179,10 @@ where
     /// Create HTTP/1 dispatcher.
     pub(crate) fn new(
         io: T,
-        config: ServiceConfig,
         flow: Rc<HttpFlow<S, X, U>>,
-        on_connect_data: OnConnectData,
+        config: ServiceConfig,
         peer_addr: Option<net::SocketAddr>,
+        conn_data: OnConnectData,
     ) -> Self {
         let flags = if config.keep_alive_enabled() {
             Flags::KEEPALIVE
@@ -198,20 +198,23 @@ where
 
         Dispatcher {
             inner: DispatcherState::Normal(InnerDispatcher {
-                read_buf: BytesMut::with_capacity(HW_BUFFER_SIZE),
-                write_buf: BytesMut::with_capacity(HW_BUFFER_SIZE),
-                payload: None,
-                state: State::None,
-                error: None,
-                messages: VecDeque::new(),
-                io: Some(io),
-                codec: Codec::new(config),
                 flow,
-                on_connect_data,
                 flags,
                 peer_addr,
+                conn_data: conn_data.0.map(Rc::new),
+                error: None,
+
+                state: State::None,
+                payload: None,
+                messages: VecDeque::new(),
+
                 ka_expire,
                 ka_timer,
+
+                io: Some(io),
+                read_buf: BytesMut::with_capacity(HW_BUFFER_SIZE),
+                write_buf: BytesMut::with_capacity(HW_BUFFER_SIZE),
+                codec: Codec::new(config),
             }),
 
             #[cfg(test)]
@@ -593,8 +596,7 @@ where
                         Message::Item(mut req) => {
                             req.head_mut().peer_addr = *this.peer_addr;
 
-                            // merge on_connect_ext data into request extensions
+                            req.conn_data = this.conn_data.as_ref().map(Rc::clone);
-                            this.on_connect_data.merge_into(&mut req);
 
                             match this.codec.message_type() {
                                 // Request is upgradable. add upgrade message and break.
@@ -1100,10 +1102,10 @@ mod tests {
 
             let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
                 buf,
-                ServiceConfig::default(),
                 services,
-                OnConnectData::default(),
+                ServiceConfig::default(),
                 None,
+                OnConnectData::default(),
             );
 
             actix_rt::pin!(h1);
@@ -1140,10 +1142,10 @@ mod tests {
 
             let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
                 buf,
-                cfg,
                 services,
-                OnConnectData::default(),
+                cfg,
                 None,
+                OnConnectData::default(),
             );
 
             actix_rt::pin!(h1);
@@ -1194,10 +1196,10 @@ mod tests {
 
             let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
                 buf,
-                cfg,
                 services,
-                OnConnectData::default(),
+                cfg,
                 None,
+                OnConnectData::default(),
             );
 
             actix_rt::pin!(h1);
@@ -1244,10 +1246,10 @@ mod tests {
 
             let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
                 buf.clone(),
-                cfg,
                 services,
-                OnConnectData::default(),
+                cfg,
                 None,
+                OnConnectData::default(),
             );
 
             buf.extend_read_buf(
@@ -1316,10 +1318,10 @@ mod tests {
 
             let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
                 buf.clone(),
-                cfg,
                 services,
-                OnConnectData::default(),
+                cfg,
                 None,
+                OnConnectData::default(),
             );
 
             buf.extend_read_buf(
@@ -1393,10 +1395,10 @@ mod tests {
 
             let h1 = Dispatcher::<_, _, _, _, TestUpgrade>::new(
                 buf.clone(),
-                cfg,
                 services,
-                OnConnectData::default(),
+                cfg,
                 None,
+                OnConnectData::default(),
             );
 
             buf.extend_read_buf(

actix-http/src/h1/service.rs

@@ -365,15 +365,7 @@ where
     }
 
     fn call(&self, (io, addr): (T, Option<net::SocketAddr>)) -> Self::Future {
-        let on_connect_data =
+        let conn_data = OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
-            OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
+        Dispatcher::new(io, self.flow.clone(), self.cfg.clone(), addr, conn_data)
-
-        Dispatcher::new(
-            io,
-            self.cfg.clone(),
-            self.flow.clone(),
-            on_connect_data,
-            addr,
-        )
     }
 }

actix-http/src/h2/dispatcher.rs

@@ -27,7 +27,7 @@ use crate::{
     body::{BodySize, BoxBody, MessageBody},
     config::ServiceConfig,
     service::HttpFlow,
-    OnConnectData, Payload, Request, Response, ResponseHead,
+    Extensions, OnConnectData, Payload, Request, Response, ResponseHead,
 };
 
 const CHUNK_SIZE: usize = 16_384;
@@ -37,7 +37,7 @@ pin_project! {
     pub struct Dispatcher<T, S, B, X, U> {
         flow: Rc<HttpFlow<S, X, U>>,
         connection: Connection<T, Bytes>,
-        on_connect_data: OnConnectData,
+        conn_data: Option<Rc<Extensions>>,
         config: ServiceConfig,
         peer_addr: Option<net::SocketAddr>,
         ping_pong: Option<H2PingPong>,
@@ -50,11 +50,11 @@ where
     T: AsyncRead + AsyncWrite + Unpin,
 {
     pub(crate) fn new(
-        flow: Rc<HttpFlow<S, X, U>>,
         mut conn: Connection<T, Bytes>,
-        on_connect_data: OnConnectData,
+        flow: Rc<HttpFlow<S, X, U>>,
         config: ServiceConfig,
         peer_addr: Option<net::SocketAddr>,
+        conn_data: OnConnectData,
         timer: Option<Pin<Box<Sleep>>>,
     ) -> Self {
         let ping_pong = config.keep_alive().map(|dur| H2PingPong {
@@ -74,7 +74,7 @@ where
             config,
             peer_addr,
             connection: conn,
-            on_connect_data,
+            conn_data: conn_data.0.map(Rc::new),
             ping_pong,
             _phantom: PhantomData,
         }
@@ -119,8 +119,7 @@ where
                     head.headers = parts.headers.into();
                     head.peer_addr = this.peer_addr;
 
-                    // merge on_connect_ext data into request extensions
+                    req.conn_data = this.conn_data.as_ref().map(Rc::clone);
-                    this.on_connect_data.merge_into(&mut req);
 
                     let fut = this.flow.service.call(req);
                     let config = this.config.clone();

actix-http/src/h2/service.rs

@@ -1,7 +1,7 @@
 use std::{
     future::Future,
     marker::PhantomData,
-    net,
+    mem, net,
     pin::Pin,
     rc::Rc,
     task::{Context, Poll},
@@ -339,21 +339,24 @@ where
                 ref mut srv,
                 ref mut config,
                 ref peer_addr,
-                ref mut on_connect_data,
+                ref mut conn_data,
                 ref mut handshake,
             ) => match ready!(Pin::new(handshake).poll(cx)) {
                 Ok((conn, timer)) => {
-                    let on_connect_data = std::mem::take(on_connect_data);
+                    let on_connect_data = mem::take(conn_data);
+
                     self.state = State::Incoming(Dispatcher::new(
-                        srv.take().unwrap(),
                         conn,
-                        on_connect_data,
+                        srv.take().unwrap(),
                         config.take().unwrap(),
                         *peer_addr,
+                        on_connect_data,
                         timer,
                     ));
+
                     self.poll(cx)
                 }
+
                 Err(err) => {
                     trace!("H2 handshake error: {}", err);
                     Poll::Ready(Err(err))

actix-http/src/lib.rs

@@ -92,19 +92,11 @@ impl OnConnectData {
         on_connect_ext: Option<&ConnectCallback<T>>,
     ) -> Self {
         let ext = on_connect_ext.map(|handler| {
-            let mut extensions = Extensions::new();
+            let mut extensions = Extensions::default();
             handler(io, &mut extensions);
             extensions
         });
 
         Self(ext)
     }
-
-    /// Merge self into given request's extensions.
-    #[inline]
-    pub(crate) fn merge_into(&mut self, req: &mut Request) {
-        if let Some(ref mut ext) = self.0 {
-            req.head.extensions.get_mut().drain_from(ext);
-        }
-    }
 }

actix-http/src/request.rs

@@ -2,7 +2,9 @@
 
 use std::{
     cell::{Ref, RefMut},
-    fmt, net, str,
+    fmt, net,
+    rc::Rc,
+    str,
 };
 
 use http::{header, Method, Uri, Version};
@@ -19,6 +21,7 @@ use crate::{
 pub struct Request<P = PayloadStream> {
     pub(crate) payload: Payload<P>,
     pub(crate) head: Message<RequestHead>,
+    pub(crate) conn_data: Option<Rc<Extensions>>,
 }
 
 impl<P> HttpMessage for Request<P> {
@@ -51,6 +54,7 @@ impl From<Message<RequestHead>> for Request<PayloadStream> {
         Request {
             head,
             payload: Payload::None,
+            conn_data: None,
         }
     }
 }
@@ -61,6 +65,7 @@ impl Request<PayloadStream> {
         Request {
             head: Message::new(),
             payload: Payload::None,
+            conn_data: None,
         }
     }
 }
@@ -71,16 +76,19 @@ impl<P> Request<P> {
         Request {
             payload,
             head: Message::new(),
+            conn_data: None,
         }
     }
 
     /// Create new Request instance
     pub fn replace_payload<P1>(self, payload: Payload<P1>) -> (Request<P1>, Payload<P>) {
         let pl = self.payload;
+
         (
             Request {
                 payload,
                 head: self.head,
+                conn_data: self.conn_data,
             },
             pl,
         )
@@ -170,6 +178,26 @@ impl<P> Request<P> {
     pub fn peer_addr(&self) -> Option<net::SocketAddr> {
         self.head().peer_addr
     }
+
+    /// Returns a reference a piece of connection data set in an [on-connect] callback.
+    ///
+    /// ```ignore
+    /// let opt_t = req.conn_data::<PeerCertificate>();
+    /// ```
+    ///
+    /// [on-connect]: crate::HttpServiceBuilder::on_connect_ext
+    pub fn conn_data<T: 'static>(&self) -> Option<&T> {
+        self.conn_data
+            .as_deref()
+            .and_then(|container| container.get::<T>())
+    }
+
+    /// Returns the connection data container if an [on-connect] callback was registered.
+    ///
+    /// [on-connect]: crate::HttpServiceBuilder::on_connect_ext
+    pub fn take_conn_data(&mut self) -> Option<Rc<Extensions>> {
+        self.conn_data.take()
+    }
 }
 
 impl<P> fmt::Debug for Request<P> {

actix-http/src/service.rs

@@ -507,8 +507,7 @@ where
         &self,
         (io, proto, peer_addr): (T, Protocol, Option<net::SocketAddr>),
     ) -> Self::Future {
-        let on_connect_data =
+        let conn_data = OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
-            OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
 
         match proto {
             Protocol::Http2 => HttpServiceHandlerResponse {
@@ -517,7 +516,7 @@ where
                         h2::handshake_with_timeout(io, &self.cfg),
                         self.cfg.clone(),
                         self.flow.clone(),
-                        on_connect_data,
+                        conn_data,
                         peer_addr,
                     )),
                 },
@@ -527,10 +526,10 @@ where
                 state: State::H1 {
                     dispatcher: h1::Dispatcher::new(
                         io,
-                        self.cfg.clone(),
                         self.flow.clone(),
-                        on_connect_data,
+                        self.cfg.clone(),
                         peer_addr,
+                        conn_data,
                     ),
                 },
             },
@@ -627,17 +626,12 @@ where
             StateProj::H2Handshake { handshake: data } => {
                 match ready!(Pin::new(&mut data.as_mut().unwrap().0).poll(cx)) {
                     Ok((conn, timer)) => {
-                        let (_, config, flow, on_connect_data, peer_addr) =
+                        let (_, config, flow, conn_data, peer_addr) =
                             data.take().unwrap();
 
                         self.as_mut().project().state.set(State::H2 {
                             dispatcher: h2::Dispatcher::new(
-                                flow,
+                                conn, flow, config, peer_addr, conn_data, timer,
-                                conn,
-                                on_connect_data,
-                                config,
-                                peer_addr,
-                                timer,
                             ),
                         });
                         self.poll(cx)

actix-http/tests/test_openssl.rs

@@ -8,7 +8,7 @@ use actix_http::{
     body::{BodyStream, BoxBody, SizedStream},
     error::PayloadError,
     header::{self, HeaderValue},
-    Error, HttpMessage, HttpService, Method, Request, Response, StatusCode, Version,
+    Error, HttpService, Method, Request, Response, StatusCode, Version,
 };
 use actix_http_test::test_server;
 use actix_service::{fn_service, ServiceFactoryExt};
@@ -430,7 +430,7 @@ async fn test_h2_on_connect() {
                 data.insert(20isize);
             })
             .h2(|req: Request| {
-                assert!(req.extensions().contains::<isize>());
+                assert!(req.conn_data::<isize>().is_some());
                 ok::<_, Infallible>(Response::ok())
             })
             .openssl(tls_config())

actix-http/tests/test_server.rs

@@ -7,7 +7,7 @@ use std::{
 
 use actix_http::{
     body::{self, BodyStream, BoxBody, SizedStream},
-    header, Error, HttpMessage, HttpService, KeepAlive, Request, Response, StatusCode,
+    header, Error, HttpService, KeepAlive, Request, Response, StatusCode,
 };
 use actix_http_test::test_server;
 use actix_rt::time::sleep;
@@ -748,7 +748,7 @@ async fn test_h1_on_connect() {
                 data.insert(20isize);
             })
             .h1(|req: Request| {
-                assert!(req.extensions().contains::<isize>());
+                assert!(req.conn_data::<isize>().is_some());
                 ok::<_, Infallible>(Response::ok())
             })
             .tcp()

examples/on_connect.rs

@@ -6,7 +6,10 @@
 
 use std::{any::Any, io, net::SocketAddr};
 
-use actix_web::{dev::Extensions, rt::net::TcpStream, web, App, HttpServer};
+use actix_web::{
+    dev::Extensions, rt::net::TcpStream, web, App, HttpRequest, HttpResponse, HttpServer,
+    Responder,
+};
 
 #[allow(dead_code)]
 #[derive(Debug, Clone)]
@@ -16,11 +19,16 @@ struct ConnectionInfo {
     ttl: Option<u32>,
 }
 
-async fn route_whoami(conn_info: web::ReqData<ConnectionInfo>) -> String {
+async fn route_whoami(req: HttpRequest) -> impl Responder {
-    format!(
+    match req.conn_data::<ConnectionInfo>() {
+        Some(info) => HttpResponse::Ok().body(format!(
             "Here is some info about your connection:\n\n{:#?}",
-        conn_info
+            info
-    )
+        )),
+        None => {
+            HttpResponse::InternalServerError().body("Missing expected request extension data")
+        }
+    }
 }
 
 fn get_conn_info(connection: &dyn Any, data: &mut Extensions) {
@@ -39,9 +47,12 @@ fn get_conn_info(connection: &dyn Any, data: &mut Extensions) {
 async fn main() -> io::Result<()> {
     env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));
 
+    let bind = ("127.0.0.1", 8080);
+    log::info!("staring server at http://{}:{}", &bind.0, &bind.1);
+
     HttpServer::new(|| App::new().default_service(web::to(route_whoami)))
         .on_connect(get_conn_info)
-        .bind(("127.0.0.1", 8080))?
+        .bind(bind)?
         .workers(1)
         .run()
         .await

src/app_service.rs

@@ -197,7 +197,8 @@ where
 
     actix_service::forward_ready!(service);
 
-    fn call(&self, req: Request) -> Self::Future {
+    fn call(&self, mut req: Request) -> Self::Future {
+        let conn_data = req.take_conn_data();
         let (head, payload) = req.into_parts();
 
         let req = if let Some(mut req) = self.app_state.pool().pop() {
@@ -205,6 +206,7 @@ where
             inner.path.get_mut().update(&head.uri);
             inner.path.reset();
             inner.head = head;
+            inner.conn_data = conn_data;
             req
         } else {
             HttpRequest::new(
@@ -212,6 +214,7 @@ where
                 head,
                 self.app_state.clone(),
                 self.app_data.clone(),
+                conn_data,
             )
         };
         self.service.call(ServiceRequest::new(req, payload))

src/request.rs

@@ -37,6 +37,7 @@ pub(crate) struct HttpRequestInner {
     pub(crate) head: Message<RequestHead>,
     pub(crate) path: Path<Url>,
     pub(crate) app_data: SmallVec<[Rc<Extensions>; 4]>,
+    pub(crate) conn_data: Option<Rc<Extensions>>,
     app_state: Rc<AppInitServiceState>,
 }
 
@@ -47,6 +48,7 @@ impl HttpRequest {
         head: Message<RequestHead>,
         app_state: Rc<AppInitServiceState>,
         app_data: Rc<Extensions>,
+        conn_data: Option<Rc<Extensions>>,
     ) -> HttpRequest {
         let mut data = SmallVec::<[Rc<Extensions>; 4]>::new();
         data.push(app_data);
@@ -57,6 +59,7 @@ impl HttpRequest {
                 path,
                 app_state,
                 app_data: data,
+                conn_data,
             }),
         }
     }
@@ -165,6 +168,20 @@ impl HttpRequest {
         self.head().extensions_mut()
     }
 
+    /// Returns a reference a piece of connection data set in an [on-connect] callback.
+    ///
+    /// ```ignore
+    /// let opt_t = req.conn_data::<PeerCertificate>();
+    /// ```
+    ///
+    /// [on-connect]: crate::HttpServiceBuilder::on_connect_ext
+    pub fn conn_data<T: 'static>(&self) -> Option<&T> {
+        self.inner
+            .conn_data
+            .as_deref()
+            .and_then(|container| container.get::<T>())
+    }
+
     /// Generates URL for a named resource.
     ///
     /// This substitutes in sequence all URL parameters that appear in the resource itself and in

src/server.rs

@@ -101,9 +101,9 @@ where
 
     /// Sets function that will be called once before each connection is handled.
     /// It will receive a `&std::any::Any`, which contains underlying connection type and an
-    /// [Extensions] container so that request-local data can be passed to middleware and handlers.
+    /// [Extensions] container so that connection data can be accessed in middleware and handlers.
     ///
-    /// For example:
+    /// # Connection Types
     /// - `actix_tls::accept::openssl::TlsStream<actix_web::rt::net::TcpStream>` when using openssl.
     /// - `actix_tls::accept::rustls::TlsStream<actix_web::rt::net::TcpStream>` when using rustls.
     /// - `actix_web::rt::net::TcpStream` when no encryption is used.

src/service.rs

@@ -172,12 +172,10 @@ impl ServiceRequest {
         self.head().uri.path()
     }
 
-    /// The query string in the URL.
+    /// Counterpart to [`HttpRequest::query_string`](super::HttpRequest::query_string()).
-    ///
-    /// E.g., id=10
     #[inline]
     pub fn query_string(&self) -> &str {
-        self.uri().query().unwrap_or_default()
+        self.req.query_string()
     }
 
     /// Peer socket address.
@@ -241,6 +239,7 @@ impl ServiceRequest {
     }
 
     /// Counterpart to [`HttpRequest::app_data`](super::HttpRequest::app_data()).
+    #[inline]
     pub fn app_data<T: 'static>(&self) -> Option<&T> {
         for container in self.req.inner.app_data.iter().rev() {
             if let Some(data) = container.get::<T>() {
@@ -251,6 +250,12 @@ impl ServiceRequest {
         None
     }
 
+    /// Counterpart to [`HttpRequest::conn_data`](super::HttpRequest::conn_data()).
+    #[inline]
+    pub fn conn_data<T: 'static>(&self) -> Option<&T> {
+        self.req.conn_data()
+    }
+
     #[cfg(feature = "cookies")]
     pub fn cookies(&self) -> Result<Ref<'_, Vec<Cookie<'static>>>, CookieParseError> {
         self.req.cookies()
@@ -263,6 +268,7 @@ impl ServiceRequest {
     }
 
     /// Set request payload.
+    #[inline]
     pub fn set_payload(&mut self, payload: Payload) {
         self.payload = payload;
     }
@@ -280,6 +286,7 @@ impl ServiceRequest {
 }
 
 impl Resource<Url> for ServiceRequest {
+    #[inline]
     fn resource_path(&mut self) -> &mut Path<Url> {
         self.match_info_mut()
     }
@@ -404,12 +411,11 @@ impl<B> ServiceResponse<B> {
     }
 
     /// Extract response body
+    #[inline]
     pub fn into_body(self) -> B {
         self.response.into_body()
     }
-}
 
-impl<B> ServiceResponse<B> {
     /// Set a new body
     #[inline]
     pub fn map_body<F, B2>(self, f: F) -> ServiceResponse<B2>

src/test.rs

@@ -581,7 +581,7 @@ impl TestRequest {
         let app_state = AppInitServiceState::new(Rc::new(self.rmap), self.config.clone());
 
         ServiceRequest::new(
-            HttpRequest::new(self.path, head, app_state, Rc::new(self.app_data)),
+            HttpRequest::new(self.path, head, app_state, Rc::new(self.app_data), None),
             payload,
         )
     }
@@ -599,7 +599,7 @@ impl TestRequest {
 
         let app_state = AppInitServiceState::new(Rc::new(self.rmap), self.config.clone());
 
-        HttpRequest::new(self.path, head, app_state, Rc::new(self.app_data))
+        HttpRequest::new(self.path, head, app_state, Rc::new(self.app_data), None)
     }
 
     /// Complete request creation and generate `HttpRequest` and `Payload` instances
@@ -610,7 +610,7 @@ impl TestRequest {
 
         let app_state = AppInitServiceState::new(Rc::new(self.rmap), self.config.clone());
 
-        let req = HttpRequest::new(self.path, head, app_state, Rc::new(self.app_data));
+        let req = HttpRequest::new(self.path, head, app_state, Rc::new(self.app_data), None);
 
         (req, payload)
     }