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https://github.com/actix/actix-web.git
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refactor(multipart): move lints to manifest
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parent
7326707599
commit
00c185f617
4 changed files with 61 additions and 59 deletions
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@ -69,3 +69,8 @@ futures-util = { version = "0.3.17", default-features = false, features = ["allo
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multer = "3"
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tokio = { version = "1.24.2", features = ["sync"] }
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tokio-stream = "0.1"
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[lints.rust]
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future_incompatible = { level = "deny" }
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rust_2018_idioms = { level = "deny" }
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nonstandard_style = { level = "deny" }
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@ -46,9 +46,6 @@
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//! -F file=@./Cargo.lock
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//! ```
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#![deny(rust_2018_idioms, nonstandard_style)]
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#![warn(future_incompatible)]
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#![allow(clippy::borrow_interior_mutable_const)]
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#![doc(html_logo_url = "https://actix.rs/img/logo.png")]
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#![doc(html_favicon_url = "https://actix.rs/favicon.ico")]
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#![cfg_attr(docsrs, feature(doc_auto_cfg))]
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@ -1,5 +1,6 @@
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use std::{
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cell::{RefCell, RefMut},
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cmp,
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pin::Pin,
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rc::Rc,
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task::{Context, Poll},
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@ -75,7 +76,7 @@ impl PayloadBuffer {
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}
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}
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/// Read exact number of bytes
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/// Read exact number of bytes.
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#[cfg(test)]
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pub(crate) fn read_exact(&mut self, size: usize) -> Option<Bytes> {
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if size <= self.buf.len() {
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@ -87,7 +88,7 @@ impl PayloadBuffer {
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pub(crate) fn read_max(&mut self, size: u64) -> Result<Option<Bytes>, MultipartError> {
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if !self.buf.is_empty() {
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let size = std::cmp::min(self.buf.len() as u64, size) as usize;
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let size = cmp::min(self.buf.len() as u64, size) as usize;
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Ok(Some(self.buf.split_to(size).freeze()))
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} else if self.eof {
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Err(MultipartError::Incomplete)
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@ -96,7 +97,7 @@ impl PayloadBuffer {
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}
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}
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/// Read until specified ending
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/// Read until specified ending.
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pub(crate) fn read_until(&mut self, line: &[u8]) -> Result<Option<Bytes>, MultipartError> {
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let res = memchr::memmem::find(&self.buf, line)
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.map(|idx| self.buf.split_to(idx + line.len()).freeze());
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@ -108,12 +109,12 @@ impl PayloadBuffer {
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}
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}
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/// Read bytes until new line delimiter
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/// Read bytes until new line delimiter.
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pub(crate) fn readline(&mut self) -> Result<Option<Bytes>, MultipartError> {
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self.read_until(b"\n")
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}
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/// Read bytes until new line delimiter or eof
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/// Read bytes until new line delimiter or EOF.
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pub(crate) fn readline_or_eof(&mut self) -> Result<Option<Bytes>, MultipartError> {
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match self.readline() {
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Err(MultipartError::Incomplete) if self.eof => Ok(Some(self.buf.split().freeze())),
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@ -121,7 +122,7 @@ impl PayloadBuffer {
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}
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}
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/// Put unprocessed data back to the buffer
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/// Put unprocessed data back to the buffer.
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pub(crate) fn unprocessed(&mut self, data: Bytes) {
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let buf = BytesMut::from(data.as_ref());
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let buf = std::mem::replace(&mut self.buf, buf);
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@ -34,7 +34,7 @@ const MAX_HEADERS: usize = 32;
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/// used for nested multipart streams.
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pub struct Multipart {
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safety: Safety,
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inner: Option<InnerMultipart>,
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inner: Option<Inner>,
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error: Option<MultipartError>,
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}
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@ -90,12 +90,12 @@ impl Multipart {
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{
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Multipart {
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safety: Safety::new(),
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inner: Some(InnerMultipart {
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inner: Some(Inner {
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payload: PayloadRef::new(PayloadBuffer::new(stream)),
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content_type: ct,
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boundary,
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state: InnerState::FirstBoundary,
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item: InnerMultipartItem::None,
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state: State::FirstBoundary,
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item: Item::None,
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}),
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error: None,
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}
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@ -155,10 +155,7 @@ impl Stream for Multipart {
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}
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#[derive(PartialEq, Debug)]
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enum InnerState {
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/// Stream EOF.
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Eof,
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enum State {
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/// Skip data until first boundary.
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FirstBoundary,
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@ -167,14 +164,17 @@ enum InnerState {
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/// Reading Headers.
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Headers,
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/// Stream EOF.
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Eof,
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}
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enum InnerMultipartItem {
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enum Item {
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None,
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Field(Rc<RefCell<InnerField>>),
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}
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struct InnerMultipart {
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struct Inner {
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/// Request's payload stream & buffer.
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payload: PayloadRef,
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@ -186,11 +186,11 @@ struct InnerMultipart {
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/// Field boundary.
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boundary: String,
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state: InnerState,
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item: InnerMultipartItem,
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state: State,
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item: Item,
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}
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impl InnerMultipart {
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impl Inner {
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fn read_field_headers(
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payload: &mut PayloadBuffer,
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) -> Result<Option<HeaderMap>, MultipartError> {
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@ -265,6 +265,7 @@ impl InnerMultipart {
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boundary: &str,
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) -> Result<Option<bool>, MultipartError> {
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let mut eof = false;
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loop {
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match payload.readline()? {
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Some(chunk) => {
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@ -306,7 +307,7 @@ impl InnerMultipart {
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safety: &Safety,
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cx: &Context<'_>,
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) -> Poll<Option<Result<Field, MultipartError>>> {
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if self.state == InnerState::Eof {
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if self.state == State::Eof {
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Poll::Ready(None)
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} else {
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// release field
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@ -315,20 +316,18 @@ impl InnerMultipart {
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// before switching to next
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if safety.current() {
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let stop = match self.item {
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InnerMultipartItem::Field(ref mut field) => {
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match field.borrow_mut().poll(safety) {
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Poll::Pending => return Poll::Pending,
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Poll::Ready(Some(Ok(_))) => continue,
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Poll::Ready(Some(Err(err))) => return Poll::Ready(Some(Err(err))),
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Poll::Ready(None) => true,
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}
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}
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InnerMultipartItem::None => false,
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Item::Field(ref mut field) => match field.borrow_mut().poll(safety) {
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Poll::Pending => return Poll::Pending,
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Poll::Ready(Some(Ok(_))) => continue,
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Poll::Ready(Some(Err(err))) => return Poll::Ready(Some(Err(err))),
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Poll::Ready(None) => true,
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},
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Item::None => false,
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};
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if stop {
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self.item = InnerMultipartItem::None;
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self.item = Item::None;
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}
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if let InnerMultipartItem::None = self.item {
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if let Item::None = self.item {
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break;
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}
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}
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@ -337,40 +336,40 @@ impl InnerMultipart {
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let field_headers = if let Some(mut payload) = self.payload.get_mut(safety) {
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match self.state {
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// read until first boundary
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InnerState::FirstBoundary => {
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match InnerMultipart::skip_until_boundary(&mut payload, &self.boundary)? {
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State::FirstBoundary => {
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match Inner::skip_until_boundary(&mut payload, &self.boundary)? {
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Some(eof) => {
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if eof {
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self.state = InnerState::Eof;
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self.state = State::Eof;
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return Poll::Ready(None);
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} else {
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self.state = InnerState::Headers;
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self.state = State::Headers;
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}
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}
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None => return Poll::Pending,
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}
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}
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// read boundary
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InnerState::Boundary => {
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match InnerMultipart::read_boundary(&mut payload, &self.boundary)? {
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None => return Poll::Pending,
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Some(eof) => {
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if eof {
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self.state = InnerState::Eof;
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return Poll::Ready(None);
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} else {
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self.state = InnerState::Headers;
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}
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State::Boundary => match Inner::read_boundary(&mut payload, &self.boundary)? {
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None => return Poll::Pending,
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Some(eof) => {
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if eof {
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self.state = State::Eof;
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return Poll::Ready(None);
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} else {
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self.state = State::Headers;
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}
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}
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}
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},
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_ => {}
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}
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// read field headers for next field
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if self.state == InnerState::Headers {
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if let Some(headers) = InnerMultipart::read_field_headers(&mut payload)? {
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self.state = InnerState::Boundary;
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if self.state == State::Headers {
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if let Some(headers) = Inner::read_field_headers(&mut payload)? {
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self.state = State::Boundary;
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headers
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} else {
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return Poll::Pending;
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@ -418,7 +417,7 @@ impl InnerMultipart {
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.and_then(|ct| ct.to_str().ok())
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.and_then(|ct| ct.parse().ok());
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self.state = InnerState::Boundary;
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self.state = State::Boundary;
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// nested multipart stream is not supported
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if let Some(mime) = &field_content_type {
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@ -430,7 +429,7 @@ impl InnerMultipart {
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let field_inner =
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InnerField::new_in_rc(self.payload.clone(), self.boundary.clone(), &field_headers)?;
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self.item = InnerMultipartItem::Field(Rc::clone(&field_inner));
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self.item = Item::Field(Rc::clone(&field_inner));
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Poll::Ready(Some(Ok(Field::new(
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field_content_type,
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@ -444,10 +443,10 @@ impl InnerMultipart {
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}
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}
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impl Drop for InnerMultipart {
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impl Drop for Inner {
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fn drop(&mut self) {
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// InnerMultipartItem::Field has to be dropped first because of Safety.
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self.item = InnerMultipartItem::None;
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self.item = Item::None;
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}
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}
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@ -772,7 +771,7 @@ mod tests {
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}
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#[actix_rt::test]
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async fn test_readmax() {
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async fn read_max() {
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let (mut sender, payload) = h1::Payload::create(false);
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let mut payload = PayloadBuffer::new(payload);
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@ -789,7 +788,7 @@ mod tests {
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}
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#[actix_rt::test]
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async fn test_readexactly() {
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async fn read_exactly() {
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let (mut sender, payload) = h1::Payload::create(false);
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let mut payload = PayloadBuffer::new(payload);
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@ -807,7 +806,7 @@ mod tests {
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}
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#[actix_rt::test]
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async fn test_readuntil() {
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async fn read_until() {
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let (mut sender, payload) = h1::Payload::create(false);
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let mut payload = PayloadBuffer::new(payload);
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