mirror of
https://github.com/fafhrd91/actix-web
synced 2024-11-27 17:52:56 +01:00
cleanup pipeline
This commit is contained in:
Nikolay Kim
parent
37c1e78c7a
commit
53ce186294
282
src/pipeline.rs
282
src/pipeline.rs
@ -149,6 +149,140 @@ impl Pipeline {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
type Fut = Box<Future<Item=(HttpRequest, Option<HttpResponse>), Error=Error>>;
|
||||||
|
|
||||||
|
/// Middlewares start executor
|
||||||
|
struct Start {
|
||||||
|
idx: usize,
|
||||||
|
hnd: *mut Handler,
|
||||||
|
disconnected: bool,
|
||||||
|
payload: Option<Payload>,
|
||||||
|
fut: Option<Fut>,
|
||||||
|
middlewares: Rc<Vec<Box<Middleware>>>,
|
||||||
|
}
|
||||||
|
|
||||||
|
enum StartResult {
|
||||||
|
Ready(Box<Handle>),
|
||||||
|
NotReady(Start),
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Start {
|
||||||
|
|
||||||
|
fn init(mw: Rc<Vec<Box<Middleware>>>,
|
||||||
|
req: HttpRequest,
|
||||||
|
handler: PipelineHandler,
|
||||||
|
payload: Payload) -> Result<StartResult, Error> {
|
||||||
|
Start {
|
||||||
|
idx: 0,
|
||||||
|
fut: None,
|
||||||
|
disconnected: false,
|
||||||
|
hnd: handler as *const _ as *mut _,
|
||||||
|
payload: Some(payload),
|
||||||
|
middlewares: mw,
|
||||||
|
}.start(req)
|
||||||
|
}
|
||||||
|
|
||||||
|
fn disconnected(&mut self) {
|
||||||
|
self.disconnected = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
fn prepare(&self, mut task: Task) -> Task {
|
||||||
|
if self.disconnected {
|
||||||
|
task.disconnected()
|
||||||
|
}
|
||||||
|
task.set_middlewares(MiddlewaresResponse::new(self.idx-1, Rc::clone(&self.middlewares)));
|
||||||
|
task
|
||||||
|
}
|
||||||
|
|
||||||
|
fn start(mut self, mut req: HttpRequest) -> Result<StartResult, Error> {
|
||||||
|
let len = self.middlewares.len();
|
||||||
|
loop {
|
||||||
|
if self.idx == len {
|
||||||
|
let task = (unsafe{&*self.hnd})(
|
||||||
|
&mut req, self.payload.take().expect("Something is completlywrong"));
|
||||||
|
return Ok(StartResult::Ready(
|
||||||
|
Box::new(Handle::new(self.idx-1, req, self.prepare(task), self.middlewares))))
|
||||||
|
} else {
|
||||||
|
req = match self.middlewares[self.idx].start(req) {
|
||||||
|
Started::Done(req) => {
|
||||||
|
self.idx += 1;
|
||||||
|
req
|
||||||
|
}
|
||||||
|
Started::Response(req, resp) => {
|
||||||
|
return Ok(StartResult::Ready(
|
||||||
|
Box::new(Handle::new(
|
||||||
|
self.idx, req, self.prepare(Task::reply(resp)), self.middlewares))))
|
||||||
|
},
|
||||||
|
Started::Future(mut fut) => {
|
||||||
|
match fut.poll() {
|
||||||
|
Ok(Async::NotReady) => {
|
||||||
|
self.fut = Some(fut);
|
||||||
|
return Ok(StartResult::NotReady(self))
|
||||||
|
}
|
||||||
|
Ok(Async::Ready((req, resp))) => {
|
||||||
|
if let Some(resp) = resp {
|
||||||
|
return Ok(StartResult::Ready(
|
||||||
|
Box::new(Handle::new(
|
||||||
|
self.idx, req,
|
||||||
|
self.prepare(Task::reply(resp)), self.middlewares))))
|
||||||
|
}
|
||||||
|
self.idx += 1;
|
||||||
|
req
|
||||||
|
}
|
||||||
|
Err(err) => return Err(err)
|
||||||
|
}
|
||||||
|
},
|
||||||
|
Started::Err(err) => return Err(err),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn poll(&mut self) -> Poll<Box<Handle>, Error> {
|
||||||
|
let len = self.middlewares.len();
|
||||||
|
'outer: loop {
|
||||||
|
match self.fut.as_mut().unwrap().poll() {
|
||||||
|
Ok(Async::NotReady) => return Ok(Async::NotReady),
|
||||||
|
Ok(Async::Ready((mut req, resp))) => {
|
||||||
|
self.idx += 1;
|
||||||
|
if let Some(resp) = resp {
|
||||||
|
return Ok(Async::Ready(Box::new(Handle::new(
|
||||||
|
self.idx-1, req,
|
||||||
|
self.prepare(Task::reply(resp)), Rc::clone(&self.middlewares)))))
|
||||||
|
}
|
||||||
|
if self.idx == len {
|
||||||
|
let task = (unsafe{&*self.hnd})(
|
||||||
|
&mut req, self.payload.take().expect("Something is completlywrong"));
|
||||||
|
return Ok(Async::Ready(Box::new(Handle::new(
|
||||||
|
self.idx-1, req, self.prepare(task), Rc::clone(&self.middlewares)))))
|
||||||
|
} else {
|
||||||
|
loop {
|
||||||
|
req = match self.middlewares[self.idx].start(req) {
|
||||||
|
Started::Done(req) => {
|
||||||
|
self.idx += 1;
|
||||||
|
req
|
||||||
|
}
|
||||||
|
Started::Response(req, resp) => {
|
||||||
|
self.idx += 1;
|
||||||
|
return Ok(Async::Ready(Box::new(Handle::new(
|
||||||
|
self.idx-1, req, self.prepare(Task::reply(resp)),
|
||||||
|
Rc::clone(&self.middlewares)))))
|
||||||
|
},
|
||||||
|
Started::Future(fut) => {
|
||||||
|
self.fut = Some(fut);
|
||||||
|
continue 'outer
|
||||||
|
},
|
||||||
|
Started::Err(err) => return Err(err),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Err(err) => return Err(err)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
struct Handle {
|
struct Handle {
|
||||||
idx: usize,
|
idx: usize,
|
||||||
req: HttpRequest,
|
req: HttpRequest,
|
||||||
@ -157,13 +291,8 @@ struct Handle {
|
|||||||
}
|
}
|
||||||
|
|
||||||
impl Handle {
|
impl Handle {
|
||||||
fn new(idx: usize,
|
fn new(idx: usize, req: HttpRequest, task: Task, mw: Rc<Vec<Box<Middleware>>>) -> Handle {
|
||||||
req: HttpRequest,
|
Handle { idx: idx, req: req, task:task, middlewares: mw }
|
||||||
task: Task,
|
|
||||||
mw: Rc<Vec<Box<Middleware>>>) -> Handle
|
|
||||||
{
|
|
||||||
Handle {
|
|
||||||
idx: idx, req: req, task:task, middlewares: mw }
|
|
||||||
}
|
}
|
||||||
|
|
||||||
fn poll_io<T: Writer>(&mut self, io: &mut T) -> Poll<bool, Error> {
|
fn poll_io<T: Writer>(&mut self, io: &mut T) -> Poll<bool, Error> {
|
||||||
@ -227,139 +356,6 @@ impl Finish {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
type Fut = Box<Future<Item=(HttpRequest, Option<HttpResponse>), Error=Error>>;
|
|
||||||
|
|
||||||
/// Middlewares start executor
|
|
||||||
struct Start {
|
|
||||||
idx: usize,
|
|
||||||
hnd: *mut Handler,
|
|
||||||
disconnected: bool,
|
|
||||||
payload: Option<Payload>,
|
|
||||||
fut: Option<Fut>,
|
|
||||||
middlewares: Rc<Vec<Box<Middleware>>>,
|
|
||||||
}
|
|
||||||
|
|
||||||
enum StartResult {
|
|
||||||
Ready(Box<Handle>),
|
|
||||||
NotReady(Start),
|
|
||||||
}
|
|
||||||
|
|
||||||
impl Start {
|
|
||||||
|
|
||||||
fn init(mw: Rc<Vec<Box<Middleware>>>,
|
|
||||||
req: HttpRequest,
|
|
||||||
handler: PipelineHandler,
|
|
||||||
payload: Payload) -> Result<StartResult, Error> {
|
|
||||||
Start {
|
|
||||||
idx: 0,
|
|
||||||
fut: None,
|
|
||||||
disconnected: false,
|
|
||||||
hnd: handler as *const _ as *mut _,
|
|
||||||
payload: Some(payload),
|
|
||||||
middlewares: mw,
|
|
||||||
}.start(req)
|
|
||||||
}
|
|
||||||
|
|
||||||
fn disconnected(&mut self) {
|
|
||||||
self.disconnected = true;
|
|
||||||
}
|
|
||||||
|
|
||||||
fn prepare(&self, mut task: Task) -> Task {
|
|
||||||
if self.disconnected {
|
|
||||||
task.disconnected()
|
|
||||||
}
|
|
||||||
task.set_middlewares(MiddlewaresResponse::new(Rc::clone(&self.middlewares)));
|
|
||||||
task
|
|
||||||
}
|
|
||||||
|
|
||||||
fn start(mut self, mut req: HttpRequest) -> Result<StartResult, Error> {
|
|
||||||
loop {
|
|
||||||
if self.idx >= self.middlewares.len() {
|
|
||||||
let task = (unsafe{&*self.hnd})(
|
|
||||||
&mut req, self.payload.take().expect("Something is completlywrong"));
|
|
||||||
return Ok(StartResult::Ready(
|
|
||||||
Box::new(Handle::new(self.idx-1, req, self.prepare(task), self.middlewares))))
|
|
||||||
} else {
|
|
||||||
req = match self.middlewares[self.idx].start(req) {
|
|
||||||
Started::Done(req) => {
|
|
||||||
self.idx += 1;
|
|
||||||
req
|
|
||||||
}
|
|
||||||
Started::Response(req, resp) => {
|
|
||||||
return Ok(StartResult::Ready(
|
|
||||||
Box::new(Handle::new(
|
|
||||||
self.idx, req, self.prepare(Task::reply(resp)), self.middlewares))))
|
|
||||||
},
|
|
||||||
Started::Future(mut fut) => {
|
|
||||||
match fut.poll() {
|
|
||||||
Ok(Async::NotReady) => {
|
|
||||||
self.fut = Some(fut);
|
|
||||||
return Ok(StartResult::NotReady(self))
|
|
||||||
}
|
|
||||||
Ok(Async::Ready((req, resp))) => {
|
|
||||||
self.idx += 1;
|
|
||||||
if let Some(resp) = resp {
|
|
||||||
return Ok(StartResult::Ready(
|
|
||||||
Box::new(Handle::new(
|
|
||||||
self.idx, req,
|
|
||||||
self.prepare(Task::reply(resp)), self.middlewares))))
|
|
||||||
}
|
|
||||||
req
|
|
||||||
}
|
|
||||||
Err(err) => return Err(err)
|
|
||||||
}
|
|
||||||
},
|
|
||||||
Started::Err(err) => return Err(err),
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
fn poll(&mut self) -> Poll<Box<Handle>, Error> {
|
|
||||||
'outer: loop {
|
|
||||||
match self.fut.as_mut().unwrap().poll() {
|
|
||||||
Ok(Async::NotReady) => return Ok(Async::NotReady),
|
|
||||||
Ok(Async::Ready((mut req, resp))) => {
|
|
||||||
self.idx += 1;
|
|
||||||
if let Some(resp) = resp {
|
|
||||||
return Ok(Async::Ready(Box::new(Handle::new(
|
|
||||||
self.idx, req,
|
|
||||||
self.prepare(Task::reply(resp)), Rc::clone(&self.middlewares)))))
|
|
||||||
}
|
|
||||||
if self.idx >= self.middlewares.len() {
|
|
||||||
let task = (unsafe{&*self.hnd})(
|
|
||||||
&mut req, self.payload.take().expect("Something is completlywrong"));
|
|
||||||
return Ok(Async::Ready(Box::new(Handle::new(
|
|
||||||
self.idx-1, req,
|
|
||||||
self.prepare(task), Rc::clone(&self.middlewares)))))
|
|
||||||
} else {
|
|
||||||
loop {
|
|
||||||
req = match self.middlewares[self.idx].start(req) {
|
|
||||||
Started::Done(req) => {
|
|
||||||
self.idx += 1;
|
|
||||||
req
|
|
||||||
}
|
|
||||||
Started::Response(req, resp) => {
|
|
||||||
return Ok(Async::Ready(Box::new(Handle::new(
|
|
||||||
self.idx, req,
|
|
||||||
self.prepare(Task::reply(resp)),
|
|
||||||
Rc::clone(&self.middlewares)))))
|
|
||||||
},
|
|
||||||
Started::Future(fut) => {
|
|
||||||
self.fut = Some(fut);
|
|
||||||
continue 'outer
|
|
||||||
},
|
|
||||||
Started::Err(err) => return Err(err),
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
Err(err) => return Err(err)
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Middlewares response executor
|
/// Middlewares response executor
|
||||||
pub(crate) struct MiddlewaresResponse {
|
pub(crate) struct MiddlewaresResponse {
|
||||||
idx: usize,
|
idx: usize,
|
||||||
@ -369,9 +365,9 @@ pub(crate) struct MiddlewaresResponse {
|
|||||||
|
|
||||||
impl MiddlewaresResponse {
|
impl MiddlewaresResponse {
|
||||||
|
|
||||||
fn new(mw: Rc<Vec<Box<Middleware>>>) -> MiddlewaresResponse {
|
fn new(idx: usize, mw: Rc<Vec<Box<Middleware>>>) -> MiddlewaresResponse {
|
||||||
MiddlewaresResponse {
|
MiddlewaresResponse {
|
||||||
idx: 0,
|
idx: idx,
|
||||||
fut: None,
|
fut: None,
|
||||||
middlewares: mw }
|
middlewares: mw }
|
||||||
}
|
}
|
||||||
@ -410,7 +406,7 @@ impl MiddlewaresResponse {
|
|||||||
Ok(Async::NotReady) =>
|
Ok(Async::NotReady) =>
|
||||||
return Ok(Async::NotReady),
|
return Ok(Async::NotReady),
|
||||||
Ok(Async::Ready(resp)) => {
|
Ok(Async::Ready(resp)) => {
|
||||||
self.idx += 1;
|
self.idx -= 1;
|
||||||
resp
|
resp
|
||||||
}
|
}
|
||||||
Err(err) => return Err(err)
|
Err(err) => return Err(err)
|
||||||
|
|||||||
@ -213,7 +213,7 @@ impl Task {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
// if task is paused, write buffer probably is full
|
// if task is paused, write buffer is probably full
|
||||||
if self.state != TaskRunningState::Paused {
|
if self.state != TaskRunningState::Paused {
|
||||||
// process exiting frames
|
// process exiting frames
|
||||||
while let Some(frame) = self.frames.pop_front() {
|
while let Some(frame) = self.frames.pop_front() {
|
||||||
@ -334,13 +334,8 @@ impl Task {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
|
||||||
|
|
||||||
impl Future for Task {
|
pub(crate) fn poll(&mut self) -> Poll<(), Error> {
|
||||||
type Item = ();
|
|
||||||
type Error = Error;
|
|
||||||
|
|
||||||
fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
|
|
||||||
let mut s = mem::replace(&mut self.stream, TaskStream::None);
|
let mut s = mem::replace(&mut self.stream, TaskStream::None);
|
||||||
|
|
||||||
let result = match s {
|
let result = match s {
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user