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Code Issues Releases Wiki Activity

move response extensions out of head (#2585)

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Rob Ede 2022-01-19 02:09:25 +00:00 committed by GitHub
parent 7b8a392ef5
commit 2ffc21dd4f
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21 changed files with 205 additions and 226 deletions
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4
CHANGES.md
View File

@ -1,6 +1,10 @@
# Changes
## Unreleased - 2021-xx-xx
### Removed
- `HttpRequest::req_data[_mut]()`; request-local data is still available through `.extensions()`. [#2585]
[#2585]: https://github.com/actix/actix-web/pull/2585
## 4.0.0-beta.20 - 2022-01-14

6
actix-http/CHANGES.md
View File

@ -3,11 +3,17 @@
## Unreleased - 2021-xx-xx
### Added
- Response headers can be sent as camel case using `res.head_mut().set_camel_case_headers(true)`. [#2587]
- `ResponseHead` now implements `Clone`. [#2585]
### Changed
- Brotli (de)compression support is now provided by the `brotli` crate. [#2538]
### Removed
- `ResponseHead::extensions[_mut]()`. [#2585]
- `ResponseBuilder::extensions[_mut]()`. [#2585]
[#2538]: https://github.com/actix/actix-web/pull/2538
[#2585]: https://github.com/actix/actix-web/pull/2585
[#2587]: https://github.com/actix/actix-web/pull/2587

10
actix-http/examples/echo.rs
View File

@ -15,6 +15,7 @@ async fn main() -> io::Result<()> {
HttpService::build()
.client_timeout(1000)
.client_disconnect(1000)
// handles HTTP/1.1 and HTTP/2
.finish(|mut req: Request| async move {
let mut body = BytesMut::new();
while let Some(item) = req.payload().next().await {
@ -23,12 +24,13 @@ async fn main() -> io::Result<()> {
log::info!("request body: {:?}", body);
Ok::<_, Error>(
Response::build(StatusCode::OK)
let res = Response::build(StatusCode::OK)
.insert_header(("x-head", HeaderValue::from_static("dummy value!")))
.body(body),
)
.body(body);
Ok::<_, Error>(res)
})
// No TLS
.tcp()
})?
.run()

28
actix-http/examples/echo2.rs
View File

@ -1,32 +1,34 @@
use std::io;
use actix_http::{
body::MessageBody, header::HeaderValue, Error, HttpService, Request, Response, StatusCode,
body::{BodyStream, MessageBody},
header, Error, HttpMessage, HttpService, Request, Response, StatusCode,
};
use actix_server::Server;
use bytes::BytesMut;
use futures_util::StreamExt as _;
async fn handle_request(mut req: Request) -> Result<Response<impl MessageBody>, Error> {
let mut body = BytesMut::new();
while let Some(item) = req.payload().next().await {
body.extend_from_slice(&item?)
let mut res = Response::build(StatusCode::OK);
if let Some(ct) = req.headers().get(header::CONTENT_TYPE) {
res.insert_header((header::CONTENT_TYPE, ct));
}
log::info!("request body: {:?}", body);
// echo request payload stream as (chunked) response body
let res = res.message_body(BodyStream::new(req.payload().take()))?;
Ok(Response::build(StatusCode::OK)
.insert_header(("x-head", HeaderValue::from_static("dummy value!")))
.body(body))
Ok(res)
}
#[actix_rt::main]
async fn main() -> io::Result<()> {
env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));
Server::build()
actix_server::Server::build()
.bind("echo", ("127.0.0.1", 8080), || {
HttpService::build().finish(handle_request).tcp()
HttpService::build()
// handles HTTP/1.1 only
.h1(handle_request)
// No TLS
.tcp()
})?
.run()
.await

23
actix-http/src/error.rs
View File

@ -387,6 +387,7 @@ impl StdError for DispatchError {
/// A set of error that can occur during parsing content type.
#[derive(Debug, Display, Error)]
#[cfg_attr(test, derive(PartialEq))]
#[non_exhaustive]
pub enum ContentTypeError {
/// Can not parse content type
@ -398,28 +399,14 @@ pub enum ContentTypeError {
UnknownEncoding,
}
#[cfg(test)]
mod content_type_test_impls {
use super::*;
impl std::cmp::PartialEq for ContentTypeError {
fn eq(&self, other: &Self) -> bool {
match self {
Self::ParseError => matches!(other, ContentTypeError::ParseError),
Self::UnknownEncoding => {
matches!(other, ContentTypeError::UnknownEncoding)
}
}
}
}
}
#[cfg(test)]
mod tests {
use super::*;
use http::{Error as HttpError, StatusCode};
use std::io;
use http::{Error as HttpError, StatusCode};
use super::*;
#[test]
fn test_into_response() {
let resp: Response<BoxBody> = ParseError::Incomplete.into();

4
actix-http/src/http_message.rs
View File

@ -25,10 +25,10 @@ pub trait HttpMessage: Sized {
/// Message payload stream
fn take_payload(&mut self) -> Payload<Self::Stream>;
/// Request's extensions container
/// Returns a reference to the request-local data/extensions container.
fn extensions(&self) -> Ref<'_, Extensions>;
/// Mutable reference to a the request's extensions container
/// Returns a mutable reference to the request-local data/extensions container.
fn extensions_mut(&self) -> RefMut<'_, Extensions>;
/// Get a header.

8
actix-http/src/message.rs
View File

@ -5,13 +5,13 @@ use bitflags::bitflags;
/// Represents various types of connection
#[derive(Copy, Clone, PartialEq, Debug)]
pub enum ConnectionType {
/// Close connection after response
/// Close connection after response.
Close,
/// Keep connection alive after response
/// Keep connection alive after response.
KeepAlive,
/// Connection is upgraded to different type
/// Connection is upgraded to different type.
Upgrade,
}
@ -69,8 +69,8 @@ impl<T: Head> Drop for Message<T> {
}
}
/// Generic `Head` object pool.
#[doc(hidden)]
/// Request's objects pool
pub struct MessagePool<T: Head>(RefCell<Vec<Rc<T>>>);
impl<T: Head> MessagePool<T> {

2
actix-http/src/requests/head.rs
View File

@ -142,8 +142,8 @@ impl RequestHead {
}
}
#[derive(Debug)]
#[allow(clippy::large_enum_variant)]
#[derive(Debug)]
pub enum RequestHeadType {
Owned(RequestHead),
Rc(Rc<RequestHead>, Option<HeaderMap>),

23
actix-http/src/requests/request.rs
View File

@ -19,7 +19,7 @@ pub struct Request<P = BoxedPayloadStream> {
pub(crate) payload: Payload<P>,
pub(crate) head: Message<RequestHead>,
pub(crate) conn_data: Option<Rc<Extensions>>,
pub(crate) req_data: RefCell<Extensions>,
pub(crate) extensions: RefCell<Extensions>,
}
impl<P> HttpMessage for Request<P> {
@ -34,16 +34,14 @@ impl<P> HttpMessage for Request<P> {
mem::replace(&mut self.payload, Payload::None)
}
/// Request extensions
#[inline]
fn extensions(&self) -> Ref<'_, Extensions> {
self.req_data.borrow()
self.extensions.borrow()
}
/// Mutable reference to a the request's extensions
#[inline]
fn extensions_mut(&self) -> RefMut<'_, Extensions> {
self.req_data.borrow_mut()
self.extensions.borrow_mut()
}
}
@ -52,7 +50,7 @@ impl From<Message<RequestHead>> for Request<BoxedPayloadStream> {
Request {
head,
payload: Payload::None,
req_data: RefCell::new(Extensions::default()),
extensions: RefCell::new(Extensions::default()),
conn_data: None,
}
}
@ -65,7 +63,7 @@ impl Request<BoxedPayloadStream> {
Request {
head: Message::new(),
payload: Payload::None,
req_data: RefCell::new(Extensions::default()),
extensions: RefCell::new(Extensions::default()),
conn_data: None,
}
}
@ -77,7 +75,7 @@ impl<P> Request<P> {
Request {
payload,
head: Message::new(),
req_data: RefCell::new(Extensions::default()),
extensions: RefCell::new(Extensions::default()),
conn_data: None,
}
}
@ -90,7 +88,7 @@ impl<P> Request<P> {
Request {
payload,
head: self.head,
req_data: self.req_data,
extensions: self.extensions,
conn_data: self.conn_data,
},
pl,
@ -195,16 +193,17 @@ impl<P> Request<P> {
.and_then(|container| container.get::<T>())
}
/// Returns the connection data container if an [on-connect] callback was registered.
/// Returns the connection-level data/extensions container if an [on-connect] callback was
/// registered, leaving an empty one in its place.
///
/// [on-connect]: crate::HttpServiceBuilder::on_connect_ext
pub fn take_conn_data(&mut self) -> Option<Rc<Extensions>> {
self.conn_data.take()
}
/// Returns the request data container, leaving an empty one in it's place.
/// Returns the request-local data/extensions container, leaving an empty one in its place.
pub fn take_req_data(&mut self) -> Extensions {
mem::take(self.req_data.get_mut())
mem::take(self.extensions.get_mut())
}
}

26
actix-http/src/responses/builder.rs
View File

@ -1,9 +1,6 @@
//! HTTP response builder.
use std::{
cell::{Ref, RefMut},
fmt, str,
};
use std::{cell::RefCell, fmt, str};
use crate::{
body::{EitherBody, MessageBody},
@ -202,20 +199,6 @@ impl ResponseBuilder {
self
}
/// Responses extensions
#[inline]
pub fn extensions(&self) -> Ref<'_, Extensions> {
let head = self.head.as_ref().expect("cannot reuse response builder");
head.extensions.borrow()
}
/// Mutable reference to a the response's extensions
#[inline]
pub fn extensions_mut(&mut self) -> RefMut<'_, Extensions> {
let head = self.head.as_ref().expect("cannot reuse response builder");
head.extensions.borrow_mut()
}
/// Generate response with a wrapped body.
///
/// This `ResponseBuilder` will be left in a useless state.
@ -238,7 +221,12 @@ impl ResponseBuilder {
}
let head = self.head.take().expect("cannot reuse response builder");
Ok(Response { head, body })
Ok(Response {
head,
body,
extensions: RefCell::new(Extensions::new()),
})
}
/// Generate response with an empty body.

45
actix-http/src/responses/head.rs
View File

@ -1,25 +1,19 @@
//! Response head type and caching pool.
use std::{
cell::{Ref, RefCell, RefMut},
ops,
};
use std::{cell::RefCell, ops};
use crate::{
header::HeaderMap, message::Flags, ConnectionType, Extensions, StatusCode, Version,
};
use crate::{header::HeaderMap, message::Flags, ConnectionType, StatusCode, Version};
thread_local! {
static RESPONSE_POOL: BoxedResponsePool = BoxedResponsePool::create();
}
#[derive(Debug)]
#[derive(Debug, Clone)]
pub struct ResponseHead {
pub version: Version,
pub status: StatusCode,
pub headers: HeaderMap,
pub reason: Option<&'static str>,
pub(crate) extensions: RefCell<Extensions>,
pub(crate) flags: Flags,
}
@ -33,18 +27,17 @@ impl ResponseHead {
headers: HeaderMap::with_capacity(12),
reason: None,
flags: Flags::empty(),
extensions: RefCell::new(Extensions::new()),
}
}
#[inline]
/// Read the message headers.
#[inline]
pub fn headers(&self) -> &HeaderMap {
&self.headers
}
#[inline]
/// Mutable reference to the message headers.
#[inline]
pub fn headers_mut(&mut self) -> &mut HeaderMap {
&mut self.headers
}
@ -61,20 +54,8 @@ impl ResponseHead {
}
}
/// Message extensions
#[inline]
pub fn extensions(&self) -> Ref<'_, Extensions> {
self.extensions.borrow()
}
/// Mutable reference to a the message's extensions
#[inline]
pub fn extensions_mut(&self) -> RefMut<'_, Extensions> {
self.extensions.borrow_mut()
}
#[inline]
/// Set connection type of the message
#[inline]
pub fn set_connection_type(&mut self, ctype: ConnectionType) {
match ctype {
ConnectionType::Close => self.flags.insert(Flags::CLOSE),
@ -133,14 +114,14 @@ impl ResponseHead {
}
}
#[inline]
/// Get response body chunking state
#[inline]
pub fn chunked(&self) -> bool {
!self.flags.contains(Flags::NO_CHUNKING)
}
#[inline]
/// Set no chunking for payload
#[inline]
pub fn no_chunking(&mut self, val: bool) {
if val {
self.flags.insert(Flags::NO_CHUNKING);
@ -183,7 +164,7 @@ impl Drop for BoxedResponseHead {
}
}
/// Request's objects pool
/// Response head object pool.
#[doc(hidden)]
pub struct BoxedResponsePool(#[allow(clippy::vec_box)] RefCell<Vec<Box<ResponseHead>>>);
@ -192,7 +173,7 @@ impl BoxedResponsePool {
BoxedResponsePool(RefCell::new(Vec::with_capacity(128)))
}
/// Get message from the pool
/// Get message from the pool.
#[inline]
fn get_message(&self, status: StatusCode) -> BoxedResponseHead {
if let Some(mut head) = self.0.borrow_mut().pop() {
@ -208,12 +189,12 @@ impl BoxedResponsePool {
}
}
/// Release request instance
/// Release request instance.
#[inline]
fn release(&self, mut msg: Box<ResponseHead>) {
fn release(&self, msg: Box<ResponseHead>) {
let pool = &mut self.0.borrow_mut();
if pool.len() < 128 {
msg.extensions.get_mut().clear();
pool.push(msg);
}
}

33
actix-http/src/responses/response.rs
View File

@ -1,7 +1,7 @@
//! HTTP response.
use std::{
cell::{Ref, RefMut},
cell::{Ref, RefCell, RefMut},
fmt, str,
};
@ -9,7 +9,7 @@ use bytes::{Bytes, BytesMut};
use bytestring::ByteString;
use crate::{
body::{BoxBody, MessageBody},
body::{BoxBody, EitherBody, MessageBody},
header::{self, HeaderMap, TryIntoHeaderValue},
responses::BoxedResponseHead,
Error, Extensions, ResponseBuilder, ResponseHead, StatusCode,
@ -19,6 +19,7 @@ use crate::{
pub struct Response<B> {
pub(crate) head: BoxedResponseHead,
pub(crate) body: B,
pub(crate) extensions: RefCell<Extensions>,
}
impl Response<BoxBody> {
@ -28,6 +29,7 @@ impl Response<BoxBody> {
Response {
head: BoxedResponseHead::new(status),
body: BoxBody::new(()),
extensions: RefCell::new(Extensions::new()),
}
}
@ -74,6 +76,7 @@ impl<B> Response<B> {
Response {
head: BoxedResponseHead::new(status),
body,
extensions: RefCell::new(Extensions::new()),
}
}
@ -120,20 +123,21 @@ impl<B> Response<B> {
}
/// Returns true if keep-alive is enabled.
#[inline]
pub fn keep_alive(&self) -> bool {
self.head.keep_alive()
}
/// Returns a reference to the extensions of this response.
/// Returns a reference to the request-local data/extensions container.
#[inline]
pub fn extensions(&self) -> Ref<'_, Extensions> {
self.head.extensions.borrow()
self.extensions.borrow()
}
/// Returns a mutable reference to the extensions of this response.
/// Returns a mutable reference to the request-local data/extensions container.
#[inline]
pub fn extensions_mut(&mut self) -> RefMut<'_, Extensions> {
self.head.extensions.borrow_mut()
self.extensions.borrow_mut()
}
/// Returns a reference to the body of this response.
@ -143,24 +147,29 @@ impl<B> Response<B> {
}
/// Sets new body.
#[inline]
pub fn set_body<B2>(self, body: B2) -> Response<B2> {
Response {
head: self.head,
body,
extensions: self.extensions,
}
}
/// Drops body and returns new response.
#[inline]
pub fn drop_body(self) -> Response<()> {
self.set_body(())
}
/// Sets new body, returning new response and previous body value.
#[inline]
pub(crate) fn replace_body<B2>(self, body: B2) -> (Response<B2>, B) {
(
Response {
head: self.head,
body,
extensions: self.extensions,
},
self.body,
)
@ -171,11 +180,15 @@ impl<B> Response<B> {
/// # Implementation Notes
/// Due to internal performance optimizations, the first element of the returned tuple is a
/// `Response` as well but only contains the head of the response this was called on.
#[inline]
pub fn into_parts(self) -> (Response<()>, B) {
self.replace_body(())
}
/// Returns new response with mapped body.
/// Map the current body type to another using a closure. Returns a new response.
///
/// Closure receives the response head and the current body type.
#[inline]
pub fn map_body<F, B2>(mut self, f: F) -> Response<B2>
where
F: FnOnce(&mut ResponseHead, B) -> B2,
@ -185,6 +198,7 @@ impl<B> Response<B> {
Response {
head: self.head,
body,
extensions: self.extensions,
}
}
@ -197,6 +211,7 @@ impl<B> Response<B> {
}
/// Returns body, consuming this response.
#[inline]
pub fn into_body(self) -> B {
self.body
}
@ -239,9 +254,9 @@ impl<I: Into<Response<BoxBody>>, E: Into<Error>> From<Result<I, E>> for Response
}
}
impl From<ResponseBuilder> for Response<BoxBody> {
impl From<ResponseBuilder> for Response<EitherBody<()>> {
fn from(mut builder: ResponseBuilder) -> Self {
builder.finish().map_into_boxed_body()
builder.finish()
}
}

15
awc/src/responses/response.rs
View File

@ -1,5 +1,5 @@
use std::{
cell::{Ref, RefMut},
cell::{Ref, RefCell, RefMut},
fmt, mem,
pin::Pin,
task::{Context, Poll},
@ -28,6 +28,8 @@ pin_project! {
#[pin]
pub(crate) payload: Payload<S>,
pub(crate) timeout: ResponseTimeout,
pub(crate) extensions: RefCell<Extensions>,
}
}
@ -38,6 +40,7 @@ impl<S> ClientResponse<S> {
head,
payload,
timeout: ResponseTimeout::default(),
extensions: RefCell::new(Extensions::new()),
}
}
@ -64,7 +67,9 @@ impl<S> ClientResponse<S> {
&self.head().headers
}
/// Set a body and return previous body value
/// Map the current body type to another using a closure. Returns a new response.
///
/// Closure receives the response head and the current body type.
pub fn map_body<F, U>(mut self, f: F) -> ClientResponse<U>
where
F: FnOnce(&mut ResponseHead, Payload<S>) -> Payload<U>,
@ -75,6 +80,7 @@ impl<S> ClientResponse<S> {
payload,
head: self.head,
timeout: self.timeout,
extensions: self.extensions,
}
}
@ -101,6 +107,7 @@ impl<S> ClientResponse<S> {
payload: self.payload,
head: self.head,
timeout,
extensions: self.extensions,
}
}
@ -224,11 +231,11 @@ impl<S> HttpMessage for ClientResponse<S> {
}
fn extensions(&self) -> Ref<'_, Extensions> {
self.head.extensions()
self.extensions.borrow()
}
fn extensions_mut(&self) -> RefMut<'_, Extensions> {
self.head.extensions_mut()
self.extensions.borrow_mut()
}
}

2
scripts/bump
View File

@ -31,7 +31,7 @@ fi
# get current version
PACKAGE_NAME="$(sed -nE 's/^name ?= ?"([^"]+)"$/\1/ p' "$CARGO_MANIFEST" | head -n 1)"
CURRENT_VERSION="$(sed -nE 's/^version ?= ?"([^"]+)"$/\1/ p' "$CARGO_MANIFEST")"
CURRENT_VERSION="$(sed -nE 's/^version ?= ?"([^"]+)"$/\1/ p' "$CARGO_MANIFEST" | head -n 1)"
CHANGE_CHUNK_FILE="$(mktemp)"
echo saving changelog to $CHANGE_CHUNK_FILE

20
src/app_service.rs
View File

@ -201,27 +201,29 @@ where
actix_service::forward_ready!(service);
fn call(&self, mut req: Request) -> Self::Future {
let req_data = Rc::new(RefCell::new(req.take_req_data()));
let extensions = Rc::new(RefCell::new(req.take_req_data()));
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() {
let req = match self.app_state.pool().pop() {
Some(mut req) => {
let inner = Rc::get_mut(&mut req.inner).unwrap();
inner.path.get_mut().update(&head.uri);
inner.path.reset();
inner.head = head;
inner.conn_data = conn_data;
inner.req_data = req_data;
inner.extensions = extensions;
req
} else {
HttpRequest::new(
}
None => HttpRequest::new(
Path::new(Url::new(head.uri.clone())),
head,
self.app_state.clone(),
self.app_data.clone(),
Rc::clone(&self.app_state),
Rc::clone(&self.app_data),
conn_data,
req_data,
)
extensions,
),
};
self.service.call(ServiceRequest::new(req, payload))

10
src/guard.rs
View File

@ -54,7 +54,7 @@ use std::{
use actix_http::{header, uri::Uri, Extensions, Method as HttpMethod, RequestHead};
use crate::{http::header::Header, service::ServiceRequest};
use crate::{http::header::Header, service::ServiceRequest, HttpMessage as _};
/// Provides access to request parts that are useful during routing.
#[derive(Debug)]
@ -69,16 +69,16 @@ impl<'a> GuardContext<'a> {
self.req.head()
}
/// Returns reference to the request-local data container.
/// Returns reference to the request-local data/extensions container.
#[inline]
pub fn req_data(&self) -> Ref<'a, Extensions> {
self.req.req_data()
self.req.extensions()
}
/// Returns mutable reference to the request-local data container.
/// Returns mutable reference to the request-local data/extensions container.
#[inline]
pub fn req_data_mut(&self) -> RefMut<'a, Extensions> {
self.req.req_data_mut()
self.req.extensions_mut()
}
/// Extracts a typed header from the request.

38
src/request.rs
View File

@ -5,10 +5,7 @@ use std::{
str,
};
use actix_http::{
header::HeaderMap, Extensions, HttpMessage, Message, Method, Payload, RequestHead, Uri,
Version,
};
use actix_http::{Message, RequestHead};
use actix_router::{Path, Url};
use actix_utils::future::{ok, Ready};
#[cfg(feature = "cookies")]
@ -16,8 +13,14 @@ use cookie::{Cookie, ParseError as CookieParseError};
use smallvec::SmallVec;
use crate::{
app_service::AppInitServiceState, config::AppConfig, error::UrlGenerationError,
info::ConnectionInfo, rmap::ResourceMap, Error, FromRequest,
app_service::AppInitServiceState,
config::AppConfig,
dev::{Extensions, Payload},
error::UrlGenerationError,
http::{header::HeaderMap, Method, Uri, Version},
info::ConnectionInfo,
rmap::ResourceMap,
Error, FromRequest, HttpMessage,
};
#[cfg(feature = "cookies")]
@ -38,7 +41,7 @@ pub(crate) struct HttpRequestInner {
pub(crate) path: Path<Url>,
pub(crate) app_data: SmallVec<[Rc<Extensions>; 4]>,
pub(crate) conn_data: Option<Rc<Extensions>>,
pub(crate) req_data: Rc<RefCell<Extensions>>,
pub(crate) extensions: Rc<RefCell<Extensions>>,
app_state: Rc<AppInitServiceState>,
}
@ -50,7 +53,7 @@ impl HttpRequest {
app_state: Rc<AppInitServiceState>,
app_data: Rc<Extensions>,
conn_data: Option<Rc<Extensions>>,
req_data: Rc<RefCell<Extensions>>,
extensions: Rc<RefCell<Extensions>>,
) -> HttpRequest {
let mut data = SmallVec::<[Rc<Extensions>; 4]>::new();
data.push(app_data);
@ -62,7 +65,7 @@ impl HttpRequest {
app_state,
app_data: data,
conn_data,
req_data,
extensions,
}),
}
}
@ -159,14 +162,6 @@ impl HttpRequest {
self.resource_map().match_name(self.path())
}
pub fn req_data(&self) -> Ref<'_, Extensions> {
self.inner.req_data.borrow()
}
pub fn req_data_mut(&self) -> RefMut<'_, Extensions> {
self.inner.req_data.borrow_mut()
}
/// Returns a reference a piece of connection data set in an [on-connect] callback.
///
/// ```ignore
@ -356,12 +351,12 @@ impl HttpMessage for HttpRequest {
#[inline]
fn extensions(&self) -> Ref<'_, Extensions> {
self.req_data()
self.inner.extensions.borrow()
}
#[inline]
fn extensions_mut(&self) -> RefMut<'_, Extensions> {
self.req_data_mut()
self.inner.extensions.borrow_mut()
}
#[inline]
@ -382,7 +377,10 @@ impl Drop for HttpRequest {
// Inner is borrowed mut here and; get req data mutably to reduce borrow check. Also
// we know the req_data Rc will not have any cloned at this point to unwrap is okay.
Rc::get_mut(&mut inner.req_data).unwrap().get_mut().clear();
Rc::get_mut(&mut inner.extensions)
.unwrap()
.get_mut()
.clear();
// a re-borrow of pool is necessary here.
let req = Rc::clone(&self.inner);

13
src/request_data.rs
View File

@ -2,7 +2,10 @@ use std::{any::type_name, ops::Deref};
use actix_utils::future::{err, ok, Ready};
use crate::{dev::Payload, error::ErrorInternalServerError, Error, FromRequest, HttpRequest};
use crate::{
dev::Payload, error::ErrorInternalServerError, Error, FromRequest, HttpMessage as _,
HttpRequest,
};
/// Request-local data extractor.
///
@ -17,13 +20,13 @@ use crate::{dev::Payload, error::ErrorInternalServerError, Error, FromRequest, H
/// # Mutating Request Data
/// Note that since extractors must output owned data, only types that `impl Clone` can use this
/// extractor. A clone is taken of the required request data and can, therefore, not be directly
/// mutated in-place. To mutate request data, continue to use [`HttpRequest::req_data_mut`] or
/// mutated in-place. To mutate request data, continue to use [`HttpRequest::extensions_mut`] or
/// re-insert the cloned data back into the extensions map. A `DerefMut` impl is intentionally not
/// provided to make this potential foot-gun more obvious.
///
/// # Example
/// ```no_run
/// # use actix_web::{web, HttpResponse, HttpRequest, Responder};
/// # use actix_web::{web, HttpResponse, HttpRequest, Responder, HttpMessage as _};
///
/// #[derive(Debug, Clone, PartialEq)]
/// struct FlagFromMiddleware(String);
@ -35,7 +38,7 @@ use crate::{dev::Payload, error::ErrorInternalServerError, Error, FromRequest, H
/// ) -> impl Responder {
/// // use an option extractor if middleware is not guaranteed to add this type of req data
/// if let Some(flag) = opt_flag {
/// assert_eq!(&flag.into_inner(), req.req_data().get::<FlagFromMiddleware>().unwrap());
/// assert_eq!(&flag.into_inner(), req.extensions().get::<FlagFromMiddleware>().unwrap());
/// }
///
/// HttpResponse::Ok()
@ -67,7 +70,7 @@ impl<T: Clone + 'static> FromRequest for ReqData<T> {
type Future = Ready<Result<Self, Error>>;
fn from_request(req: &HttpRequest, _: &mut Payload) -> Self::Future {
if let Some(st) = req.req_data().get::<T>() {
if let Some(st) = req.extensions().get::<T>() {
ok(ReqData(st.clone()))
} else {
log::debug!(

28
src/response/builder.rs
View File

@ -7,7 +7,6 @@ use std::{
};
use actix_http::{
body::{BodyStream, BoxBody, MessageBody},
error::HttpError,
header::{self, HeaderName, TryIntoHeaderPair, TryIntoHeaderValue},
ConnectionType, Extensions, Response, ResponseHead, StatusCode,
@ -16,12 +15,8 @@ use bytes::Bytes;
use futures_core::Stream;
use serde::Serialize;
#[cfg(feature = "cookies")]
use actix_http::header::HeaderValue;
#[cfg(feature = "cookies")]
use cookie::{Cookie, CookieJar};
use crate::{
body::{BodyStream, BoxBody, MessageBody},
error::{Error, JsonPayloadError},
BoxError, HttpRequest, HttpResponse, Responder,
};
@ -33,7 +28,7 @@ pub struct HttpResponseBuilder {
res: Option<Response<BoxBody>>,
err: Option<HttpError>,
#[cfg(feature = "cookies")]
cookies: Option<CookieJar>,
cookies: Option<cookie::CookieJar>,
}
impl HttpResponseBuilder {
@ -242,9 +237,9 @@ impl HttpResponseBuilder {
/// .finish();
/// ```
#[cfg(feature = "cookies")]
pub fn cookie<'c>(&mut self, cookie: Cookie<'c>) -> &mut Self {
pub fn cookie<'c>(&mut self, cookie: cookie::Cookie<'c>) -> &mut Self {
if self.cookies.is_none() {
let mut jar = CookieJar::new();
let mut jar = cookie::CookieJar::new();
jar.add(cookie.into_owned());
self.cookies = Some(jar)
} else {
@ -271,9 +266,9 @@ impl HttpResponseBuilder {
/// }
/// ```
#[cfg(feature = "cookies")]
pub fn del_cookie(&mut self, cookie: &Cookie<'_>) -> &mut Self {
pub fn del_cookie(&mut self, cookie: &cookie::Cookie<'_>) -> &mut Self {
if self.cookies.is_none() {
self.cookies = Some(CookieJar::new())
self.cookies = Some(cookie::CookieJar::new())
}
let jar = self.cookies.as_mut().unwrap();
let cookie = cookie.clone().into_owned();
@ -282,7 +277,7 @@ impl HttpResponseBuilder {
self
}
/// Responses extensions
/// Returns a reference to the response-local data/extensions container.
#[inline]
pub fn extensions(&self) -> Ref<'_, Extensions> {
self.res
@ -291,7 +286,8 @@ impl HttpResponseBuilder {
.extensions()
}
/// Mutable reference to a the response's extensions
/// Returns a mutable reference to the response-local data/extensions container.
#[inline]
pub fn extensions_mut(&mut self) -> RefMut<'_, Extensions> {
self.res
.as_mut()
@ -332,7 +328,7 @@ impl HttpResponseBuilder {
#[cfg(feature = "cookies")]
if let Some(ref jar) = self.cookies {
for cookie in jar.delta() {
match HeaderValue::from_str(&cookie.to_string()) {
match actix_http::header::HeaderValue::from_str(&cookie.to_string()) {
Ok(val) => res.headers_mut().append(header::SET_COOKIE, val),
Err(err) => return Err(err.into()),
};
@ -394,7 +390,6 @@ impl HttpResponseBuilder {
}
}
#[inline]
fn inner(&mut self) -> Option<&mut ResponseHead> {
if self.err.is_some() {
return None;
@ -435,10 +430,9 @@ impl Responder for HttpResponseBuilder {
#[cfg(test)]
mod tests {
use actix_http::body;
use super::*;
use crate::{
body,
http::{
header::{self, HeaderValue, CONTENT_TYPE},
StatusCode,

23
src/response/response.rs
View File

@ -168,34 +168,37 @@ impl<B> HttpResponse<B> {
self.res.keep_alive()
}
/// Responses extensions
/// Returns reference to the response-local data/extensions container.
#[inline]
pub fn extensions(&self) -> Ref<'_, Extensions> {
self.res.extensions()
}
/// Mutable reference to a the response's extensions
/// Returns reference to the response-local data/extensions container.
#[inline]
pub fn extensions_mut(&mut self) -> RefMut<'_, Extensions> {
self.res.extensions_mut()
}
/// Get body of this response
/// Returns a reference to this response's body.
#[inline]
pub fn body(&self) -> &B {
self.res.body()
}
/// Set a body
/// Sets new body.
pub fn set_body<B2>(self, body: B2) -> HttpResponse<B2> {
HttpResponse {
res: self.res.set_body(body),
error: None,
// error: self.error, ??
error: self.error,
}
}
/// Split response and body
/// Returns split head and body.
///
/// # Implementation Notes
/// Due to internal performance optimizations, the first element of the returned tuple is an
/// `HttpResponse` as well but only contains the head of the response this was called on.
pub fn into_parts(self) -> (HttpResponse<()>, B) {
let (head, body) = self.res.into_parts();
@ -208,7 +211,7 @@ impl<B> HttpResponse<B> {
)
}
/// Drop request's body
/// Drops body and returns new response.
pub fn drop_body(self) -> HttpResponse<()> {
HttpResponse {
res: self.res.drop_body(),
@ -216,7 +219,9 @@ impl<B> HttpResponse<B> {
}
}
/// Set a body and return previous body value
/// Map the current body type to another using a closure. Returns a new response.
///
/// Closure receives the response head and the current body type.
pub fn map_body<F, B2>(self, f: F) -> HttpResponse<B2>
where
F: FnOnce(&mut ResponseHead, B) -> B2,

44
src/service.rs
View File

@ -103,6 +103,7 @@ impl ServiceRequest {
/// Construct request from request.
///
/// The returned `ServiceRequest` would have no payload.
#[inline]
pub fn from_request(req: HttpRequest) -> Self {
ServiceRequest {
req,
@ -256,18 +257,6 @@ impl ServiceRequest {
self.req.conn_data()
}
/// Counterpart to [`HttpRequest::req_data`].
#[inline]
pub fn req_data(&self) -> Ref<'_, Extensions> {
self.req.req_data()
}
/// Counterpart to [`HttpRequest::req_data_mut`].
#[inline]
pub fn req_data_mut(&self) -> RefMut<'_, Extensions> {
self.req.req_data_mut()
}
#[cfg(feature = "cookies")]
#[inline]
pub fn cookies(&self) -> Result<Ref<'_, Vec<Cookie<'static>>>, CookieParseError> {
@ -320,18 +309,15 @@ impl HttpMessage for ServiceRequest {
type Stream = BoxedPayloadStream;
#[inline]
/// Returns Request's headers.
fn headers(&self) -> &HeaderMap {
&self.head().headers
}
/// Request extensions
#[inline]
fn extensions(&self) -> Ref<'_, Extensions> {
self.req.extensions()
}
/// Mutable reference to a the request's extensions
#[inline]
fn extensions_mut(&self) -> RefMut<'_, Extensions> {
self.req.extensions_mut()
@ -398,32 +384,32 @@ impl<B> ServiceResponse<B> {
ServiceResponse::new(self.request, response)
}
/// Get reference to original request
/// Returns reference to original request.
#[inline]
pub fn request(&self) -> &HttpRequest {
&self.request
}
/// Get reference to response
/// Returns reference to response.
#[inline]
pub fn response(&self) -> &HttpResponse<B> {
&self.response
}
/// Get mutable reference to response
/// Returns mutable reference to response.
#[inline]
pub fn response_mut(&mut self) -> &mut HttpResponse<B> {
&mut self.response
}
/// Get the response status code
/// Returns response status code.
#[inline]
pub fn status(&self) -> StatusCode {
self.response.status()
}
#[inline]
/// Returns response's headers.
#[inline]
pub fn headers(&self) -> &HeaderMap {
self.response.headers()
}
@ -440,13 +426,9 @@ impl<B> ServiceResponse<B> {
(self.request, self.response)
}
/// Extract response body
#[inline]
pub fn into_body(self) -> B {
self.response.into_body()
}
/// Set a new body
/// Map the current body type to another using a closure. Returns a new response.
///
/// Closure receives the response head and the current body type.
#[inline]
pub fn map_body<F, B2>(self, f: F) -> ServiceResponse<B2>
where
@ -477,6 +459,12 @@ impl<B> ServiceResponse<B> {
{
self.map_body(|_, body| body.boxed())
}
/// Consumes the response and returns its body.
#[inline]
pub fn into_body(self) -> B {
self.response.into_body()
}
}
impl<B> From<ServiceResponse<B>> for HttpResponse<B> {
@ -546,14 +534,12 @@ impl WebService {
/// Ok(req.into_response(HttpResponse::Ok().finish()))
/// }
///
/// fn main() {
/// let app = App::new()
/// .service(
/// web::service("/app")
/// .guard(guard::Header("content-type", "text/plain"))
/// .finish(index)
/// );
/// }
/// ```
pub fn guard<G: Guard + 'static>(mut self, guard: G) -> Self {
self.guards.push(Box::new(guard));