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actix-web
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use decoder::max_buffer_size as early return point on read

This commit is contained in:
fakeshadow 2021-01-26 19:42:49 -08:00
parent 09128d1763
commit a3fd266629
2 changed files with 13 additions and 11 deletions
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20
actix-http/src/h1/decoder.rs
View File

@ -14,7 +14,7 @@ use crate::header::HeaderMap;
use crate::message::{ConnectionType, ResponseHead};
use crate::request::Request;
const MAX_BUFFER_SIZE: usize = 131_072;
pub(crate) const MAX_BUFFER_SIZE: usize = 131_072;
const MAX_HEADERS: usize = 96;
/// Incoming message decoder
@ -204,7 +204,8 @@ impl MessageType for Request {
(len, method, uri, version, req.headers.len())
}
httparse::Status::Partial => {
return if src.len() >= super::dispatcher::MAX_HW_BUFFER_SIZE {
return if src.len() >= MAX_BUFFER_SIZE {
trace!("MAX_BUFFER_SIZE unprocessed data reached, closing");
Err(ParseError::TooLarge)
} else {
Ok(None)
@ -228,9 +229,6 @@ impl MessageType for Request {
PayloadLength::None => {
if method == Method::CONNECT {
PayloadType::Stream(PayloadDecoder::eof())
} else if src.len() >= MAX_BUFFER_SIZE {
trace!("MAX_BUFFER_SIZE unprocessed data reached, closing");
return Err(ParseError::TooLarge);
} else {
PayloadType::None
}
@ -279,7 +277,14 @@ impl MessageType for ResponseHead {
(len, version, status, res.headers.len())
}
httparse::Status::Partial => return Ok(None),
httparse::Status::Partial => return {
if src.len() >= MAX_BUFFER_SIZE {
error!("MAX_BUFFER_SIZE unprocessed data reached, closing");
Err(ParseError::TooLarge)
} else {
Ok(None)
}
},
}
};
@ -295,9 +300,6 @@ impl MessageType for ResponseHead {
} else if status == StatusCode::SWITCHING_PROTOCOLS {
// switching protocol or connect
PayloadType::Stream(PayloadDecoder::eof())
} else if src.len() >= MAX_BUFFER_SIZE {
error!("MAX_BUFFER_SIZE unprocessed data reached, closing");
return Err(ParseError::TooLarge);
} else {
// for HTTP/1.0 read to eof and close connection
if msg.version == Version::HTTP_10 {

4
actix-http/src/h1/dispatcher.rs
View File

@ -27,12 +27,12 @@ use crate::service::HttpFlow;
use crate::OnConnectData;
use super::codec::Codec;
use super::decoder::MAX_BUFFER_SIZE;
use super::payload::{Payload, PayloadSender, PayloadStatus};
use super::{Message, MessageType};
const LW_BUFFER_SIZE: usize = 1024;
const HW_BUFFER_SIZE: usize = 1024 * 8;
pub(crate) const MAX_HW_BUFFER_SIZE: usize = HW_BUFFER_SIZE * 4;
const MAX_PIPELINED_MESSAGES: usize = 16;
bitflags! {
@ -911,7 +911,7 @@ where
} else {
// If buf is full return but do not disconnect since
// there is more reading to be done
if buf.len() >= MAX_HW_BUFFER_SIZE {
if buf.len() >= MAX_BUFFER_SIZE {
return Ok(Some(false));
}