mirror of
https://github.com/actix/actix-web.git
synced 2024-12-30 12:00:38 +00:00
replace cloneable service with httpflow abstraction (#1876)
This commit is contained in:
parent
57a3722146
commit
a03dbe2dcf
7 changed files with 190 additions and 187 deletions
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@ -1,39 +0,0 @@
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use std::cell::RefCell;
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use std::rc::Rc;
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use std::task::{Context, Poll};
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use actix_service::Service;
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/// Service that allows to turn non-clone service to a service with `Clone` impl
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///
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/// # Panics
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/// CloneableService might panic with some creative use of thread local storage.
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/// See https://github.com/actix/actix-web/issues/1295 for example
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#[doc(hidden)]
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pub(crate) struct CloneableService<T>(Rc<RefCell<T>>);
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impl<T> CloneableService<T> {
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pub(crate) fn new(service: T) -> Self {
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Self(Rc::new(RefCell::new(service)))
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}
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}
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impl<T> Clone for CloneableService<T> {
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fn clone(&self) -> Self {
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Self(self.0.clone())
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}
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}
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impl<T: Service<Req>, Req> Service<Req> for CloneableService<T> {
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type Response = T::Response;
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type Error = T::Error;
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type Future = T::Future;
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fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
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self.0.borrow_mut().poll_ready(cx)
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}
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fn call(&mut self, req: Req) -> Self::Future {
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self.0.borrow_mut().call(req)
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}
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}
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@ -1,9 +1,11 @@
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use std::{
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cell::RefCell,
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collections::VecDeque,
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fmt,
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future::Future,
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io, mem, net,
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pin::Pin,
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rc::Rc,
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task::{Context, Poll},
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};
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@ -15,17 +17,14 @@ use bytes::{Buf, BytesMut};
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use log::{error, trace};
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use pin_project::pin_project;
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use crate::cloneable::CloneableService;
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use crate::body::{Body, BodySize, MessageBody, ResponseBody};
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use crate::config::ServiceConfig;
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use crate::error::{DispatchError, Error};
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use crate::error::{ParseError, PayloadError};
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use crate::httpmessage::HttpMessage;
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use crate::request::Request;
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use crate::response::Response;
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use crate::{
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body::{Body, BodySize, MessageBody, ResponseBody},
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Extensions,
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};
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use crate::service::HttpFlow;
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use crate::OnConnectData;
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use super::codec::Codec;
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use super::payload::{Payload, PayloadSender, PayloadStatus};
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@ -78,7 +77,7 @@ where
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U::Error: fmt::Display,
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{
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Normal(#[pin] InnerDispatcher<T, S, B, X, U>),
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Upgrade(Pin<Box<U::Future>>),
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Upgrade(#[pin] U::Future),
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}
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#[pin_project(project = InnerDispatcherProj)]
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@ -92,10 +91,8 @@ where
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U: Service<(Request, Framed<T, Codec>), Response = ()>,
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U::Error: fmt::Display,
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{
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service: CloneableService<S>,
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expect: CloneableService<X>,
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upgrade: Option<CloneableService<U>>,
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on_connect_data: Extensions,
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services: Rc<RefCell<HttpFlow<S, X, U>>>,
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on_connect_data: OnConnectData,
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flags: Flags,
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peer_addr: Option<net::SocketAddr>,
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error: Option<DispatchError>,
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@ -180,10 +177,8 @@ where
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pub(crate) fn new(
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stream: T,
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config: ServiceConfig,
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service: CloneableService<S>,
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expect: CloneableService<X>,
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upgrade: Option<CloneableService<U>>,
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on_connect_data: Extensions,
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services: Rc<RefCell<HttpFlow<S, X, U>>>,
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on_connect_data: OnConnectData,
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peer_addr: Option<net::SocketAddr>,
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) -> Self {
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Dispatcher::with_timeout(
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@ -192,9 +187,7 @@ where
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config,
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BytesMut::with_capacity(HW_BUFFER_SIZE),
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None,
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service,
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expect,
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upgrade,
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services,
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on_connect_data,
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peer_addr,
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)
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@ -207,10 +200,8 @@ where
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config: ServiceConfig,
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read_buf: BytesMut,
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timeout: Option<Sleep>,
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service: CloneableService<S>,
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expect: CloneableService<X>,
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upgrade: Option<CloneableService<U>>,
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on_connect_data: Extensions,
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services: Rc<RefCell<HttpFlow<S, X, U>>>,
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on_connect_data: OnConnectData,
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peer_addr: Option<net::SocketAddr>,
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) -> Self {
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let keepalive = config.keep_alive_enabled();
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@ -239,9 +230,7 @@ where
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io: Some(io),
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codec,
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read_buf,
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service,
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expect,
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upgrade,
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services,
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on_connect_data,
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flags,
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peer_addr,
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@ -395,7 +384,8 @@ where
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Poll::Ready(Ok(req)) => {
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self.as_mut().send_continue();
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this = self.as_mut().project();
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this.state.set(State::ServiceCall(this.service.call(req)));
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let fut = this.services.borrow_mut().service.call(req);
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this.state.set(State::ServiceCall(fut));
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continue;
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}
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Poll::Ready(Err(e)) => {
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@ -483,12 +473,14 @@ where
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// Handle `EXPECT: 100-Continue` header
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if req.head().expect() {
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// set dispatcher state so the future is pinned.
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let task = self.as_mut().project().expect.call(req);
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self.as_mut().project().state.set(State::ExpectCall(task));
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let mut this = self.as_mut().project();
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let task = this.services.borrow_mut().expect.call(req);
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this.state.set(State::ExpectCall(task));
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} else {
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// the same as above.
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let task = self.as_mut().project().service.call(req);
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self.as_mut().project().state.set(State::ServiceCall(task));
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let mut this = self.as_mut().project();
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let task = this.services.borrow_mut().service.call(req);
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this.state.set(State::ServiceCall(task));
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};
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// eagerly poll the future for once(or twice if expect is resolved immediately).
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@ -499,8 +491,9 @@ where
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// expect is resolved. continue loop and poll the service call branch.
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Poll::Ready(Ok(req)) => {
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self.as_mut().send_continue();
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let task = self.as_mut().project().service.call(req);
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self.as_mut().project().state.set(State::ServiceCall(task));
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let mut this = self.as_mut().project();
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let task = this.services.borrow_mut().service.call(req);
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this.state.set(State::ServiceCall(task));
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continue;
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}
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// future is pending. return Ok(()) to notify that a new state is
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@ -568,9 +561,11 @@ where
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req.head_mut().peer_addr = *this.peer_addr;
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// merge on_connect_ext data into request extensions
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req.extensions_mut().drain_from(this.on_connect_data);
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this.on_connect_data.merge_into(&mut req);
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if pl == MessageType::Stream && this.upgrade.is_some() {
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if pl == MessageType::Stream
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&& this.services.borrow().upgrade.is_some()
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{
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this.messages.push_back(DispatcherMessage::Upgrade(req));
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break;
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}
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@ -834,12 +829,17 @@ where
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);
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parts.write_buf = mem::take(inner_p.write_buf);
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let framed = Framed::from_parts(parts);
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let upgrade =
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inner_p.upgrade.take().unwrap().call((req, framed));
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let upgrade = inner_p
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.services
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.borrow_mut()
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.upgrade
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.take()
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.unwrap()
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.call((req, framed));
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self.as_mut()
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.project()
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.inner
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.set(DispatcherState::Upgrade(Box::pin(upgrade)));
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.set(DispatcherState::Upgrade(upgrade));
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return self.poll(cx);
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}
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@ -890,7 +890,7 @@ where
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}
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}
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}
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DispatcherStateProj::Upgrade(fut) => fut.as_mut().poll(cx).map_err(|e| {
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DispatcherStateProj::Upgrade(fut) => fut.poll(cx).map_err(|e| {
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error!("Upgrade handler error: {}", e);
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DispatchError::Upgrade
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}),
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@ -1028,13 +1028,13 @@ mod tests {
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lazy(|cx| {
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let buf = TestBuffer::new("GET /test HTTP/1\r\n\r\n");
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let services = HttpFlow::new(ok_service(), ExpectHandler, None);
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let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
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buf,
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ServiceConfig::default(),
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CloneableService::new(ok_service()),
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CloneableService::new(ExpectHandler),
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None,
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Extensions::new(),
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services,
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OnConnectData::default(),
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None,
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);
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@ -1068,13 +1068,13 @@ mod tests {
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let cfg = ServiceConfig::new(KeepAlive::Disabled, 1, 1, false, None);
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let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
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let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
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buf,
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cfg,
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CloneableService::new(echo_path_service()),
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CloneableService::new(ExpectHandler),
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None,
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Extensions::new(),
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services,
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OnConnectData::default(),
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None,
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);
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@ -1122,13 +1122,13 @@ mod tests {
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let cfg = ServiceConfig::new(KeepAlive::Disabled, 1, 1, false, None);
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let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
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let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
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buf,
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cfg,
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CloneableService::new(echo_path_service()),
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CloneableService::new(ExpectHandler),
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None,
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Extensions::new(),
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services,
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OnConnectData::default(),
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None,
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);
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@ -1171,13 +1171,14 @@ mod tests {
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lazy(|cx| {
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let mut buf = TestSeqBuffer::empty();
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let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
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let services = HttpFlow::new(echo_payload_service(), ExpectHandler, None);
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let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
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buf.clone(),
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cfg,
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CloneableService::new(echo_payload_service()),
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CloneableService::new(ExpectHandler),
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None,
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Extensions::new(),
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services,
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OnConnectData::default(),
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None,
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);
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@ -1242,13 +1243,14 @@ mod tests {
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lazy(|cx| {
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let mut buf = TestSeqBuffer::empty();
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let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
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let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
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let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
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buf.clone(),
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cfg,
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CloneableService::new(echo_path_service()),
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CloneableService::new(ExpectHandler),
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None,
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Extensions::new(),
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services,
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OnConnectData::default(),
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None,
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);
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|
@ -1301,13 +1303,15 @@ mod tests {
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lazy(|cx| {
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let mut buf = TestSeqBuffer::empty();
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let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
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let services =
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HttpFlow::new(ok_service(), ExpectHandler, Some(UpgradeHandler));
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let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
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buf.clone(),
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cfg,
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CloneableService::new(ok_service()),
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CloneableService::new(ExpectHandler),
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Some(CloneableService::new(UpgradeHandler)),
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Extensions::new(),
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services,
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OnConnectData::default(),
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None,
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);
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|
|
|
@ -1,3 +1,4 @@
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use std::cell::RefCell;
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use std::future::Future;
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use std::marker::PhantomData;
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use std::pin::Pin;
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|
@ -12,12 +13,12 @@ use futures_core::ready;
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use futures_util::future::ready;
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use crate::body::MessageBody;
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use crate::cloneable::CloneableService;
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use crate::config::ServiceConfig;
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use crate::error::{DispatchError, Error};
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use crate::request::Request;
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use crate::response::Response;
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use crate::{ConnectCallback, Extensions};
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use crate::service::HttpFlow;
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use crate::{ConnectCallback, OnConnectData};
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use super::codec::Codec;
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use super::dispatcher::Dispatcher;
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@ -299,7 +300,7 @@ where
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upgrade: Option<U::Service>,
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on_connect_ext: Option<Rc<ConnectCallback<T>>>,
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cfg: Option<ServiceConfig>,
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_phantom: PhantomData<(T, B)>,
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_phantom: PhantomData<B>,
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}
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impl<T, S, B, X, U> Future for H1ServiceResponse<T, S, B, X, U>
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|
@ -366,9 +367,7 @@ where
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X: Service<Request>,
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U: Service<(Request, Framed<T, Codec>)>,
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{
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srv: CloneableService<S>,
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expect: CloneableService<X>,
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upgrade: Option<CloneableService<U>>,
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services: Rc<RefCell<HttpFlow<S, X, U>>>,
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on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
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cfg: ServiceConfig,
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_phantom: PhantomData<B>,
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|
@ -387,15 +386,13 @@ where
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{
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fn new(
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cfg: ServiceConfig,
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srv: S,
|
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service: S,
|
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expect: X,
|
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upgrade: Option<U>,
|
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on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
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) -> H1ServiceHandler<T, S, B, X, U> {
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H1ServiceHandler {
|
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srv: CloneableService::new(srv),
|
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expect: CloneableService::new(expect),
|
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upgrade: upgrade.map(CloneableService::new),
|
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services: HttpFlow::new(service, expect, upgrade),
|
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cfg,
|
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on_connect_ext,
|
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_phantom: PhantomData,
|
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|
@ -421,7 +418,8 @@ where
|
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type Future = Dispatcher<T, S, B, X, U>;
|
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|
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fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
|
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let ready = self
|
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let mut services = self.services.borrow_mut();
|
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let ready = services
|
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.expect
|
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.poll_ready(cx)
|
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.map_err(|e| {
|
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|
@ -431,8 +429,8 @@ where
|
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})?
|
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.is_ready();
|
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|
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let ready = self
|
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.srv
|
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let ready = services
|
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.service
|
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.poll_ready(cx)
|
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.map_err(|e| {
|
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let e = e.into();
|
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|
@ -442,7 +440,7 @@ where
|
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.is_ready()
|
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&& ready;
|
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|
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let ready = if let Some(ref mut upg) = self.upgrade {
|
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let ready = if let Some(ref mut upg) = services.upgrade {
|
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upg.poll_ready(cx)
|
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.map_err(|e| {
|
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let e = e.into();
|
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|
@ -463,19 +461,14 @@ where
|
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}
|
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|
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fn call(&mut self, (io, addr): (T, Option<net::SocketAddr>)) -> Self::Future {
|
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let mut connect_extensions = Extensions::new();
|
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if let Some(ref handler) = self.on_connect_ext {
|
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// run on_connect_ext callback, populating connect extensions
|
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handler(&io, &mut connect_extensions);
|
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}
|
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let on_connect_data =
|
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OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
|
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|
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Dispatcher::new(
|
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io,
|
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self.cfg.clone(),
|
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self.srv.clone(),
|
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self.expect.clone(),
|
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self.upgrade.clone(),
|
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connect_extensions,
|
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self.services.clone(),
|
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on_connect_data,
|
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addr,
|
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)
|
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}
|
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|
|
|
@ -1,7 +1,9 @@
|
|||
use std::cell::RefCell;
|
||||
use std::future::Future;
|
||||
use std::marker::PhantomData;
|
||||
use std::net;
|
||||
use std::pin::Pin;
|
||||
use std::rc::Rc;
|
||||
use std::task::{Context, Poll};
|
||||
use std::{cmp, convert::TryFrom};
|
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|
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|
@ -16,29 +18,28 @@ use http::header::{HeaderValue, CONNECTION, CONTENT_LENGTH, DATE, TRANSFER_ENCOD
|
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use log::{error, trace};
|
||||
|
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use crate::body::{BodySize, MessageBody, ResponseBody};
|
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use crate::cloneable::CloneableService;
|
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use crate::config::ServiceConfig;
|
||||
use crate::error::{DispatchError, Error};
|
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use crate::httpmessage::HttpMessage;
|
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use crate::message::ResponseHead;
|
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use crate::payload::Payload;
|
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use crate::request::Request;
|
||||
use crate::response::Response;
|
||||
use crate::Extensions;
|
||||
use crate::service::HttpFlow;
|
||||
use crate::OnConnectData;
|
||||
|
||||
const CHUNK_SIZE: usize = 16_384;
|
||||
|
||||
/// Dispatcher for HTTP/2 protocol.
|
||||
#[pin_project::pin_project]
|
||||
pub struct Dispatcher<T, S, B>
|
||||
pub struct Dispatcher<T, S, B, X, U>
|
||||
where
|
||||
T: AsyncRead + AsyncWrite + Unpin,
|
||||
S: Service<Request>,
|
||||
B: MessageBody,
|
||||
{
|
||||
service: CloneableService<S>,
|
||||
services: Rc<RefCell<HttpFlow<S, X, U>>>,
|
||||
connection: Connection<T, Bytes>,
|
||||
on_connect_data: Extensions,
|
||||
on_connect_data: OnConnectData,
|
||||
config: ServiceConfig,
|
||||
peer_addr: Option<net::SocketAddr>,
|
||||
ka_expire: Instant,
|
||||
|
@ -46,7 +47,7 @@ where
|
|||
_phantom: PhantomData<B>,
|
||||
}
|
||||
|
||||
impl<T, S, B> Dispatcher<T, S, B>
|
||||
impl<T, S, B, X, U> Dispatcher<T, S, B, X, U>
|
||||
where
|
||||
T: AsyncRead + AsyncWrite + Unpin,
|
||||
S: Service<Request>,
|
||||
|
@ -55,9 +56,9 @@ where
|
|||
B: MessageBody,
|
||||
{
|
||||
pub(crate) fn new(
|
||||
service: CloneableService<S>,
|
||||
services: Rc<RefCell<HttpFlow<S, X, U>>>,
|
||||
connection: Connection<T, Bytes>,
|
||||
on_connect_data: Extensions,
|
||||
on_connect_data: OnConnectData,
|
||||
config: ServiceConfig,
|
||||
timeout: Option<Sleep>,
|
||||
peer_addr: Option<net::SocketAddr>,
|
||||
|
@ -79,7 +80,7 @@ where
|
|||
};
|
||||
|
||||
Dispatcher {
|
||||
service,
|
||||
services,
|
||||
config,
|
||||
peer_addr,
|
||||
connection,
|
||||
|
@ -91,7 +92,7 @@ where
|
|||
}
|
||||
}
|
||||
|
||||
impl<T, S, B> Future for Dispatcher<T, S, B>
|
||||
impl<T, S, B, X, U> Future for Dispatcher<T, S, B, X, U>
|
||||
where
|
||||
T: AsyncRead + AsyncWrite + Unpin,
|
||||
S: Service<Request>,
|
||||
|
@ -133,11 +134,11 @@ where
|
|||
head.peer_addr = this.peer_addr;
|
||||
|
||||
// merge on_connect_ext data into request extensions
|
||||
req.extensions_mut().drain_from(&mut this.on_connect_data);
|
||||
this.on_connect_data.merge_into(&mut req);
|
||||
|
||||
let svc = ServiceResponse::<S::Future, S::Response, S::Error, B> {
|
||||
state: ServiceResponseState::ServiceCall(
|
||||
this.service.call(req),
|
||||
this.services.borrow_mut().service.call(req),
|
||||
Some(res),
|
||||
),
|
||||
config: this.config.clone(),
|
||||
|
|
|
@ -1,3 +1,4 @@
|
|||
use std::cell::RefCell;
|
||||
use std::future::Future;
|
||||
use std::marker::PhantomData;
|
||||
use std::pin::Pin;
|
||||
|
@ -17,12 +18,12 @@ use h2::server::{self, Handshake};
|
|||
use log::error;
|
||||
|
||||
use crate::body::MessageBody;
|
||||
use crate::cloneable::CloneableService;
|
||||
use crate::config::ServiceConfig;
|
||||
use crate::error::{DispatchError, Error};
|
||||
use crate::request::Request;
|
||||
use crate::response::Response;
|
||||
use crate::{ConnectCallback, Extensions};
|
||||
use crate::service::HttpFlow;
|
||||
use crate::{ConnectCallback, OnConnectData};
|
||||
|
||||
use super::dispatcher::Dispatcher;
|
||||
|
||||
|
@ -248,7 +249,7 @@ pub struct H2ServiceHandler<T, S, B>
|
|||
where
|
||||
S: Service<Request>,
|
||||
{
|
||||
srv: CloneableService<S>,
|
||||
services: Rc<RefCell<HttpFlow<S, (), ()>>>,
|
||||
cfg: ServiceConfig,
|
||||
on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
||||
_phantom: PhantomData<B>,
|
||||
|
@ -265,12 +266,12 @@ where
|
|||
fn new(
|
||||
cfg: ServiceConfig,
|
||||
on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
||||
srv: S,
|
||||
service: S,
|
||||
) -> H2ServiceHandler<T, S, B> {
|
||||
H2ServiceHandler {
|
||||
services: HttpFlow::new(service, (), None),
|
||||
cfg,
|
||||
on_connect_ext,
|
||||
srv: CloneableService::new(srv),
|
||||
_phantom: PhantomData,
|
||||
}
|
||||
}
|
||||
|
@ -290,7 +291,11 @@ where
|
|||
type Future = H2ServiceHandlerResponse<T, S, B>;
|
||||
|
||||
fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
|
||||
self.srv.poll_ready(cx).map_err(|e| {
|
||||
self.services
|
||||
.borrow_mut()
|
||||
.service
|
||||
.poll_ready(cx)
|
||||
.map_err(|e| {
|
||||
let e = e.into();
|
||||
error!("Service readiness error: {:?}", e);
|
||||
DispatchError::Service(e)
|
||||
|
@ -298,18 +303,15 @@ where
|
|||
}
|
||||
|
||||
fn call(&mut self, (io, addr): (T, Option<net::SocketAddr>)) -> Self::Future {
|
||||
let mut connect_extensions = Extensions::new();
|
||||
if let Some(ref handler) = self.on_connect_ext {
|
||||
// run on_connect_ext callback, populating connect extensions
|
||||
handler(&io, &mut connect_extensions);
|
||||
}
|
||||
let on_connect_data =
|
||||
OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
|
||||
|
||||
H2ServiceHandlerResponse {
|
||||
state: State::Handshake(
|
||||
Some(self.srv.clone()),
|
||||
Some(self.services.clone()),
|
||||
Some(self.cfg.clone()),
|
||||
addr,
|
||||
Some(connect_extensions),
|
||||
on_connect_data,
|
||||
server::handshake(io),
|
||||
),
|
||||
}
|
||||
|
@ -321,12 +323,12 @@ where
|
|||
T: AsyncRead + AsyncWrite + Unpin,
|
||||
S::Future: 'static,
|
||||
{
|
||||
Incoming(Dispatcher<T, S, B>),
|
||||
Incoming(Dispatcher<T, S, B, (), ()>),
|
||||
Handshake(
|
||||
Option<CloneableService<S>>,
|
||||
Option<Rc<RefCell<HttpFlow<S, (), ()>>>>,
|
||||
Option<ServiceConfig>,
|
||||
Option<net::SocketAddr>,
|
||||
Option<Extensions>,
|
||||
OnConnectData,
|
||||
Handshake<T, Bytes>,
|
||||
),
|
||||
}
|
||||
|
@ -365,10 +367,11 @@ where
|
|||
ref mut handshake,
|
||||
) => match ready!(Pin::new(handshake).poll(cx)) {
|
||||
Ok(conn) => {
|
||||
let on_connect_data = std::mem::take(on_connect_data);
|
||||
self.state = State::Incoming(Dispatcher::new(
|
||||
srv.take().unwrap(),
|
||||
conn,
|
||||
on_connect_data.take().unwrap(),
|
||||
on_connect_data,
|
||||
config.take().unwrap(),
|
||||
None,
|
||||
*peer_addr,
|
||||
|
|
|
@ -19,7 +19,6 @@ mod macros;
|
|||
pub mod body;
|
||||
mod builder;
|
||||
pub mod client;
|
||||
mod cloneable;
|
||||
mod config;
|
||||
#[cfg(feature = "compress")]
|
||||
pub mod encoding;
|
||||
|
@ -81,3 +80,36 @@ pub enum Protocol {
|
|||
}
|
||||
|
||||
type ConnectCallback<IO> = dyn Fn(&IO, &mut Extensions);
|
||||
|
||||
/// Container for data that extract with ConnectCallback.
|
||||
pub(crate) struct OnConnectData(Option<Extensions>);
|
||||
|
||||
impl Default for OnConnectData {
|
||||
fn default() -> Self {
|
||||
Self(None)
|
||||
}
|
||||
}
|
||||
|
||||
impl OnConnectData {
|
||||
// construct self from io.
|
||||
pub(crate) fn from_io<T>(
|
||||
io: &T,
|
||||
on_connect_ext: Option<&ConnectCallback<T>>,
|
||||
) -> Self {
|
||||
let ext = on_connect_ext.map(|handler| {
|
||||
let mut extensions = Extensions::new();
|
||||
handler(io, &mut extensions);
|
||||
extensions
|
||||
});
|
||||
|
||||
Self(ext)
|
||||
}
|
||||
|
||||
// merge self to given request's head extension.
|
||||
#[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);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
@ -1,3 +1,4 @@
|
|||
use std::cell::RefCell;
|
||||
use std::marker::PhantomData;
|
||||
use std::pin::Pin;
|
||||
use std::task::{Context, Poll};
|
||||
|
@ -14,12 +15,11 @@ use pin_project::pin_project;
|
|||
|
||||
use crate::body::MessageBody;
|
||||
use crate::builder::HttpServiceBuilder;
|
||||
use crate::cloneable::CloneableService;
|
||||
use crate::config::{KeepAlive, ServiceConfig};
|
||||
use crate::error::{DispatchError, Error};
|
||||
use crate::request::Request;
|
||||
use crate::response::Response;
|
||||
use crate::{h1, h2::Dispatcher, ConnectCallback, Extensions, Protocol};
|
||||
use crate::{h1, h2::Dispatcher, ConnectCallback, OnConnectData, Protocol};
|
||||
|
||||
/// A `ServiceFactory` for HTTP/1.1 or HTTP/2 protocol.
|
||||
pub struct HttpService<T, S, B, X = h1::ExpectHandler, U = h1::UpgradeHandler> {
|
||||
|
@ -371,7 +371,7 @@ where
|
|||
upgrade: Option<U::Service>,
|
||||
on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
||||
cfg: ServiceConfig,
|
||||
_phantom: PhantomData<(T, B)>,
|
||||
_phantom: PhantomData<B>,
|
||||
}
|
||||
|
||||
impl<T, S, B, X, U> Future for HttpServiceResponse<T, S, B, X, U>
|
||||
|
@ -441,14 +441,29 @@ where
|
|||
X: Service<Request>,
|
||||
U: Service<(Request, Framed<T, h1::Codec>)>,
|
||||
{
|
||||
srv: CloneableService<S>,
|
||||
expect: CloneableService<X>,
|
||||
upgrade: Option<CloneableService<U>>,
|
||||
services: Rc<RefCell<HttpFlow<S, X, U>>>,
|
||||
cfg: ServiceConfig,
|
||||
on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
||||
_phantom: PhantomData<B>,
|
||||
}
|
||||
|
||||
// a collection of service for http.
|
||||
pub(super) struct HttpFlow<S, X, U> {
|
||||
pub(super) service: S,
|
||||
pub(super) expect: X,
|
||||
pub(super) upgrade: Option<U>,
|
||||
}
|
||||
|
||||
impl<S, X, U> HttpFlow<S, X, U> {
|
||||
pub(super) fn new(service: S, expect: X, upgrade: Option<U>) -> Rc<RefCell<Self>> {
|
||||
Rc::new(RefCell::new(Self {
|
||||
service,
|
||||
expect,
|
||||
upgrade,
|
||||
}))
|
||||
}
|
||||
}
|
||||
|
||||
impl<T, S, B, X, U> HttpServiceHandler<T, S, B, X, U>
|
||||
where
|
||||
S: Service<Request>,
|
||||
|
@ -463,7 +478,7 @@ where
|
|||
{
|
||||
fn new(
|
||||
cfg: ServiceConfig,
|
||||
srv: S,
|
||||
service: S,
|
||||
expect: X,
|
||||
upgrade: Option<U>,
|
||||
on_connect_ext: Option<Rc<ConnectCallback<T>>>,
|
||||
|
@ -471,9 +486,7 @@ where
|
|||
HttpServiceHandler {
|
||||
cfg,
|
||||
on_connect_ext,
|
||||
srv: CloneableService::new(srv),
|
||||
expect: CloneableService::new(expect),
|
||||
upgrade: upgrade.map(CloneableService::new),
|
||||
services: HttpFlow::new(service, expect, upgrade),
|
||||
_phantom: PhantomData,
|
||||
}
|
||||
}
|
||||
|
@ -498,7 +511,8 @@ where
|
|||
type Future = HttpServiceHandlerResponse<T, S, B, X, U>;
|
||||
|
||||
fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
|
||||
let ready = self
|
||||
let mut services = self.services.borrow_mut();
|
||||
let ready = services
|
||||
.expect
|
||||
.poll_ready(cx)
|
||||
.map_err(|e| {
|
||||
|
@ -508,8 +522,8 @@ where
|
|||
})?
|
||||
.is_ready();
|
||||
|
||||
let ready = self
|
||||
.srv
|
||||
let ready = services
|
||||
.service
|
||||
.poll_ready(cx)
|
||||
.map_err(|e| {
|
||||
let e = e.into();
|
||||
|
@ -519,7 +533,7 @@ where
|
|||
.is_ready()
|
||||
&& ready;
|
||||
|
||||
let ready = if let Some(ref mut upg) = self.upgrade {
|
||||
let ready = if let Some(ref mut upg) = services.upgrade {
|
||||
upg.poll_ready(cx)
|
||||
.map_err(|e| {
|
||||
let e = e.into();
|
||||
|
@ -543,19 +557,16 @@ where
|
|||
&mut self,
|
||||
(io, proto, peer_addr): (T, Protocol, Option<net::SocketAddr>),
|
||||
) -> Self::Future {
|
||||
let mut connect_extensions = Extensions::new();
|
||||
|
||||
if let Some(ref handler) = self.on_connect_ext {
|
||||
handler(&io, &mut connect_extensions);
|
||||
}
|
||||
let on_connect_data =
|
||||
OnConnectData::from_io(&io, self.on_connect_ext.as_deref());
|
||||
|
||||
match proto {
|
||||
Protocol::Http2 => HttpServiceHandlerResponse {
|
||||
state: State::H2Handshake(Some((
|
||||
server::handshake(io),
|
||||
self.cfg.clone(),
|
||||
self.srv.clone(),
|
||||
connect_extensions,
|
||||
self.services.clone(),
|
||||
on_connect_data,
|
||||
peer_addr,
|
||||
))),
|
||||
},
|
||||
|
@ -564,10 +575,8 @@ where
|
|||
state: State::H1(h1::Dispatcher::new(
|
||||
io,
|
||||
self.cfg.clone(),
|
||||
self.srv.clone(),
|
||||
self.expect.clone(),
|
||||
self.upgrade.clone(),
|
||||
connect_extensions,
|
||||
self.services.clone(),
|
||||
on_connect_data,
|
||||
peer_addr,
|
||||
)),
|
||||
},
|
||||
|
@ -589,13 +598,13 @@ where
|
|||
U::Error: fmt::Display,
|
||||
{
|
||||
H1(#[pin] h1::Dispatcher<T, S, B, X, U>),
|
||||
H2(#[pin] Dispatcher<T, S, B>),
|
||||
H2(#[pin] Dispatcher<T, S, B, X, U>),
|
||||
H2Handshake(
|
||||
Option<(
|
||||
Handshake<T, Bytes>,
|
||||
ServiceConfig,
|
||||
CloneableService<S>,
|
||||
Extensions,
|
||||
Rc<RefCell<HttpFlow<S, X, U>>>,
|
||||
OnConnectData,
|
||||
Option<net::SocketAddr>,
|
||||
)>,
|
||||
),
|
||||
|
|
Loading…
Reference in a new issue