mirror of
https://github.com/fafhrd91/actix-web
synced 2024-11-27 17:52:56 +01:00
Fix handling of requests with an encoded body with a length > 8192 #93
This commit is contained in:
Nikolay Kim
parent
ab978a18ff
commit
f673dba759
@ -1,5 +1,9 @@
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# Changes
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## 0.4.4 (2018-03-xx)
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* Fix handling of requests with an encoded body with a length > 8192 #93
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## 0.4.3 (2018-03-03)
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* Fix request body read bug
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@ -1,6 +1,6 @@
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[package]
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name = "actix-web"
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version = "0.4.3"
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version = "0.4.4"
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authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
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description = "Actix web is a small, pragmatic, extremely fast, web framework for Rust."
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readme = "README.md"
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@ -11,7 +11,7 @@ use flate2::Compression;
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use flate2::read::GzDecoder;
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use flate2::write::{GzEncoder, DeflateDecoder, DeflateEncoder};
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use brotli2::write::{BrotliDecoder, BrotliEncoder};
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use bytes::{Bytes, BytesMut, BufMut, Writer};
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use bytes::{Bytes, BytesMut, BufMut};
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use headers::ContentEncoding;
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use body::{Body, Binary};
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@ -128,177 +128,6 @@ impl PayloadWriter for PayloadType {
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}
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}
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pub(crate) enum Decoder {
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Deflate(Box<DeflateDecoder<Writer<BytesMut>>>),
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Gzip(Option<Box<GzDecoder<Wrapper>>>),
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Br(Box<BrotliDecoder<Writer<BytesMut>>>),
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Identity,
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}
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// should go after write::GzDecoder get implemented
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#[derive(Debug)]
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pub(crate) struct Wrapper {
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pub buf: BytesMut,
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pub eof: bool,
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}
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impl io::Read for Wrapper {
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fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
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let len = cmp::min(buf.len(), self.buf.len());
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buf[..len].copy_from_slice(&self.buf[..len]);
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self.buf.split_to(len);
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if len == 0 {
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if self.eof {
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Ok(0)
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} else {
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Err(io::Error::new(io::ErrorKind::WouldBlock, ""))
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}
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} else {
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Ok(len)
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}
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}
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}
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impl io::Write for Wrapper {
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fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
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self.buf.extend_from_slice(buf);
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Ok(buf.len())
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}
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fn flush(&mut self) -> io::Result<()> {
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Ok(())
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}
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}
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/// Payload stream with decompression support
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pub(crate) struct PayloadStream {
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decoder: Decoder,
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dst: BytesMut,
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}
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impl PayloadStream {
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pub fn new(enc: ContentEncoding) -> PayloadStream {
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let dec = match enc {
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ContentEncoding::Br => Decoder::Br(
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Box::new(BrotliDecoder::new(BytesMut::with_capacity(8192).writer()))),
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ContentEncoding::Deflate => Decoder::Deflate(
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Box::new(DeflateDecoder::new(BytesMut::with_capacity(8192).writer()))),
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ContentEncoding::Gzip => Decoder::Gzip(None),
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_ => Decoder::Identity,
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};
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PayloadStream{ decoder: dec, dst: BytesMut::new() }
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}
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}
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impl PayloadStream {
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pub fn feed_eof(&mut self) -> io::Result<Option<Bytes>> {
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match self.decoder {
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Decoder::Br(ref mut decoder) => {
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match decoder.finish() {
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Ok(mut writer) => {
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let b = writer.get_mut().take().freeze();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(err) => Err(err),
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}
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},
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Decoder::Gzip(ref mut decoder) => {
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if let Some(ref mut decoder) = *decoder {
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decoder.as_mut().get_mut().eof = true;
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loop {
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self.dst.reserve(8192);
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match decoder.read(unsafe{self.dst.bytes_mut()}) {
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Ok(n) => {
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if n == 0 {
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return Ok(Some(self.dst.take().freeze()))
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} else {
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unsafe{self.dst.set_len(n)};
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}
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}
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Err(err) => return Err(err),
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}
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}
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} else {
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Ok(None)
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}
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},
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Decoder::Deflate(ref mut decoder) => {
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match decoder.try_finish() {
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Ok(_) => {
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let b = decoder.get_mut().get_mut().take().freeze();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(err) => Err(err),
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}
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},
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Decoder::Identity => Ok(None),
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}
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}
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pub fn feed_data(&mut self, data: Bytes) -> io::Result<Option<Bytes>> {
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match self.decoder {
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Decoder::Br(ref mut decoder) => {
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match decoder.write(&data).and_then(|_| decoder.flush()) {
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Ok(_) => {
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let b = decoder.get_mut().get_mut().take().freeze();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(err) => Err(err)
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}
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},
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Decoder::Gzip(ref mut decoder) => {
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if decoder.is_none() {
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*decoder = Some(
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Box::new(GzDecoder::new(
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Wrapper{buf: BytesMut::from(data), eof: false})));
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} else {
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let _ = decoder.as_mut().unwrap().write(&data);
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}
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loop {
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self.dst.reserve(8192);
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match decoder.as_mut().as_mut().unwrap().read(unsafe{self.dst.bytes_mut()}) {
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Ok(n) => {
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if n == 0 {
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return Ok(Some(self.dst.split_to(n).freeze()));
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} else {
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unsafe{self.dst.set_len(n)};
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}
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}
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Err(e) => return Err(e),
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}
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}
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},
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Decoder::Deflate(ref mut decoder) => {
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match decoder.write(&data).and_then(|_| decoder.flush()) {
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Ok(_) => {
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let b = decoder.get_mut().get_mut().take().freeze();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(e) => Err(e),
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}
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},
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Decoder::Identity => Ok(Some(data)),
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}
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}
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}
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/// Payload wrapper with content decompression support
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pub(crate) struct EncodedPayload {
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@ -357,6 +186,203 @@ impl PayloadWriter for EncodedPayload {
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}
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}
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pub(crate) enum Decoder {
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Deflate(Box<DeflateDecoder<Writer>>),
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Gzip(Option<Box<GzDecoder<Wrapper>>>),
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Br(Box<BrotliDecoder<Writer>>),
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Identity,
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}
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// should go after write::GzDecoder get implemented
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#[derive(Debug)]
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pub(crate) struct Wrapper {
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pub buf: BytesMut,
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pub eof: bool,
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}
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impl io::Read for Wrapper {
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fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
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let len = cmp::min(buf.len(), self.buf.len());
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buf[..len].copy_from_slice(&self.buf[..len]);
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self.buf.split_to(len);
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if len == 0 {
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if self.eof {
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Ok(0)
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} else {
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Err(io::Error::new(io::ErrorKind::WouldBlock, ""))
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}
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} else {
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Ok(len)
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}
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}
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}
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impl io::Write for Wrapper {
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fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
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self.buf.extend_from_slice(buf);
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Ok(buf.len())
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}
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fn flush(&mut self) -> io::Result<()> {
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Ok(())
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}
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}
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pub(crate) struct Writer {
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buf: BytesMut,
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}
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impl Writer {
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fn new() -> Writer {
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Writer{buf: BytesMut::with_capacity(8192)}
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}
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fn take(&mut self) -> Bytes {
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self.buf.take().freeze()
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}
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}
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impl io::Write for Writer {
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fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
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self.buf.extend_from_slice(buf);
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Ok(buf.len())
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}
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fn flush(&mut self) -> io::Result<()> {
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Ok(())
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}
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}
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/// Payload stream with decompression support
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pub(crate) struct PayloadStream {
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decoder: Decoder,
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dst: BytesMut,
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}
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impl PayloadStream {
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pub fn new(enc: ContentEncoding) -> PayloadStream {
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let dec = match enc {
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ContentEncoding::Br => Decoder::Br(
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Box::new(BrotliDecoder::new(Writer::new()))),
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ContentEncoding::Deflate => Decoder::Deflate(
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Box::new(DeflateDecoder::new(Writer::new()))),
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ContentEncoding::Gzip => Decoder::Gzip(None),
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_ => Decoder::Identity,
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};
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PayloadStream{ decoder: dec, dst: BytesMut::new() }
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}
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}
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impl PayloadStream {
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pub fn feed_eof(&mut self) -> io::Result<Option<Bytes>> {
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match self.decoder {
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Decoder::Br(ref mut decoder) => {
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match decoder.finish() {
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Ok(mut writer) => {
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let b = writer.take();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(e) => Err(e),
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}
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},
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Decoder::Gzip(ref mut decoder) => {
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if let Some(ref mut decoder) = *decoder {
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decoder.as_mut().get_mut().eof = true;
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loop {
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self.dst.reserve(8192);
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match decoder.read(unsafe{self.dst.bytes_mut()}) {
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Ok(n) => {
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if n == 0 {
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return Ok(Some(self.dst.take().freeze()))
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} else {
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unsafe{self.dst.advance_mut(n)};
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}
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}
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Err(e) => return Err(e),
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}
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}
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} else {
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Ok(None)
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}
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},
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Decoder::Deflate(ref mut decoder) => {
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match decoder.try_finish() {
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Ok(_) => {
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let b = decoder.get_mut().take();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(e) => Err(e),
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}
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},
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Decoder::Identity => Ok(None),
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}
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}
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pub fn feed_data(&mut self, data: Bytes) -> io::Result<Option<Bytes>> {
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match self.decoder {
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Decoder::Br(ref mut decoder) => {
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match decoder.write(&data).and_then(|_| decoder.flush()) {
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Ok(_) => {
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let b = decoder.get_mut().take();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(e) => Err(e)
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}
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},
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Decoder::Gzip(ref mut decoder) => {
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if decoder.is_none() {
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*decoder = Some(
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Box::new(GzDecoder::new(
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Wrapper{buf: BytesMut::from(data), eof: false})));
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} else {
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let _ = decoder.as_mut().unwrap().write(&data);
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}
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loop {
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self.dst.reserve(8192);
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match decoder.as_mut().as_mut().unwrap().read(unsafe{self.dst.bytes_mut()}) {
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Ok(n) => {
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if n == 0 {
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return Ok(Some(self.dst.take().freeze()));
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} else {
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unsafe{self.dst.advance_mut(n)};
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}
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}
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Err(e) => {
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return Err(e)
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}
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}
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}
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},
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Decoder::Deflate(ref mut decoder) => {
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match decoder.write(&data).and_then(|_| decoder.flush()) {
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Ok(_) => {
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let b = decoder.get_mut().take();
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if !b.is_empty() {
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Ok(Some(b))
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} else {
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Ok(None)
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}
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},
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Err(e) => Err(e),
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}
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},
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Decoder::Identity => Ok(Some(data)),
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}
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}
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}
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pub(crate) enum ContentEncoder {
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Deflate(DeflateEncoder<TransferEncoding>),
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Gzip(GzEncoder<TransferEncoding>),
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@ -116,6 +116,32 @@ fn test_client_gzip_encoding() {
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assert_eq!(bytes, Bytes::from_static(STR.as_ref()));
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}
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#[test]
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fn test_client_gzip_encoding_large() {
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let data = STR.to_owned() + STR + STR + STR + STR + STR + STR + STR + STR + STR;
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let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
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req.body()
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.and_then(|bytes: Bytes| {
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Ok(httpcodes::HTTPOk
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.build()
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.content_encoding(headers::ContentEncoding::Deflate)
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.body(bytes))
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}).responder()}
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));
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// client request
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let request = srv.post()
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.content_encoding(headers::ContentEncoding::Gzip)
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.body(data.clone()).unwrap();
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let response = srv.execute(request.send()).unwrap();
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assert!(response.status().is_success());
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// read response
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let bytes = srv.execute(response.body()).unwrap();
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assert_eq!(bytes, Bytes::from(data));
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}
|
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|
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#[test]
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fn test_client_brotli_encoding() {
|
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let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
|
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|
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@ -136,27 +136,32 @@ fn test_simple() {
|
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|
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#[test]
|
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fn test_headers() {
|
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let data = STR.to_owned() + STR + STR + STR + STR + STR + STR + STR + STR + STR;
|
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let srv_data = Arc::new(data.clone());
|
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let mut srv = test::TestServer::new(
|
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|app| app.handler(|_| {
|
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let mut builder = httpcodes::HTTPOk.build();
|
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for idx in 0..90 {
|
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builder.header(
|
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format!("X-TEST-{}", idx).as_str(),
|
||||
"TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST ");
|
||||
}
|
||||
builder.body(STR)}));
|
||||
move |app| {
|
||||
let data = srv_data.clone();
|
||||
app.handler(move |_| {
|
||||
let mut builder = httpcodes::HTTPOk.build();
|
||||
for idx in 0..90 {
|
||||
builder.header(
|
||||
format!("X-TEST-{}", idx).as_str(),
|
||||
"TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST \
|
||||
TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST TEST ");
|
||||
}
|
||||
builder.body(data.as_ref())})
|
||||
});
|
||||
|
||||
let request = srv.get().finish().unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
@ -164,7 +169,7 @@ fn test_headers() {
|
||||
|
||||
// read response
|
||||
let bytes = srv.execute(response.body()).unwrap();
|
||||
assert_eq!(bytes, Bytes::from_static(STR.as_ref()));
|
||||
assert_eq!(bytes, Bytes::from(data));
|
||||
}
|
||||
|
||||
#[test]
|
||||
@ -203,6 +208,33 @@ fn test_body_gzip() {
|
||||
assert_eq!(Bytes::from(dec), Bytes::from_static(STR.as_ref()));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_body_gzip_large() {
|
||||
let data = STR.to_owned() + STR + STR + STR + STR + STR + STR + STR + STR + STR;
|
||||
let srv_data = Arc::new(data.clone());
|
||||
|
||||
let mut srv = test::TestServer::new(
|
||||
move |app| {
|
||||
let data = srv_data.clone();
|
||||
app.handler(
|
||||
move |_| httpcodes::HTTPOk.build()
|
||||
.content_encoding(headers::ContentEncoding::Gzip)
|
||||
.body(data.as_ref()))});
|
||||
|
||||
let request = srv.get().disable_decompress().finish().unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert!(response.status().is_success());
|
||||
|
||||
// read response
|
||||
let bytes = srv.execute(response.body()).unwrap();
|
||||
|
||||
// decode
|
||||
let mut e = GzDecoder::new(&bytes[..]);
|
||||
let mut dec = Vec::new();
|
||||
e.read_to_end(&mut dec).unwrap();
|
||||
assert_eq!(Bytes::from(dec), Bytes::from(data));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_body_chunked_implicit() {
|
||||
let mut srv = test::TestServer::new(
|
||||
@ -430,6 +462,35 @@ fn test_gzip_encoding() {
|
||||
assert_eq!(bytes, Bytes::from_static(STR.as_ref()));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_gzip_encoding_large() {
|
||||
let data = STR.to_owned() + STR + STR + STR + STR + STR + STR + STR + STR + STR;
|
||||
let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
|
||||
req.body()
|
||||
.and_then(|bytes: Bytes| {
|
||||
Ok(httpcodes::HTTPOk
|
||||
.build()
|
||||
.content_encoding(headers::ContentEncoding::Identity)
|
||||
.body(bytes))
|
||||
}).responder()}
|
||||
));
|
||||
|
||||
// client request
|
||||
let mut e = GzEncoder::new(Vec::new(), Compression::default());
|
||||
e.write_all(data.as_ref()).unwrap();
|
||||
let enc = e.finish().unwrap();
|
||||
|
||||
let request = srv.post()
|
||||
.header(header::CONTENT_ENCODING, "gzip")
|
||||
.body(enc.clone()).unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert!(response.status().is_success());
|
||||
|
||||
// read response
|
||||
let bytes = srv.execute(response.body()).unwrap();
|
||||
assert_eq!(bytes, Bytes::from(data));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_deflate_encoding() {
|
||||
let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
|
||||
@ -458,6 +519,35 @@ fn test_deflate_encoding() {
|
||||
assert_eq!(bytes, Bytes::from_static(STR.as_ref()));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_deflate_encoding_large() {
|
||||
let data = STR.to_owned() + STR + STR + STR + STR + STR + STR + STR + STR + STR + STR;
|
||||
let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
|
||||
req.body()
|
||||
.and_then(|bytes: Bytes| {
|
||||
Ok(httpcodes::HTTPOk
|
||||
.build()
|
||||
.content_encoding(headers::ContentEncoding::Identity)
|
||||
.body(bytes))
|
||||
}).responder()}
|
||||
));
|
||||
|
||||
let mut e = DeflateEncoder::new(Vec::new(), Compression::default());
|
||||
e.write_all(data.as_ref()).unwrap();
|
||||
let enc = e.finish().unwrap();
|
||||
|
||||
// client request
|
||||
let request = srv.post()
|
||||
.header(header::CONTENT_ENCODING, "deflate")
|
||||
.body(enc).unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert!(response.status().is_success());
|
||||
|
||||
// read response
|
||||
let bytes = srv.execute(response.body()).unwrap();
|
||||
assert_eq!(bytes, Bytes::from(data));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_brotli_encoding() {
|
||||
let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
|
||||
@ -486,6 +576,35 @@ fn test_brotli_encoding() {
|
||||
assert_eq!(bytes, Bytes::from_static(STR.as_ref()));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_brotli_encoding_large() {
|
||||
let data = STR.to_owned() + STR + STR + STR + STR + STR + STR + STR + STR + STR + STR;
|
||||
let mut srv = test::TestServer::new(|app| app.handler(|req: HttpRequest| {
|
||||
req.body()
|
||||
.and_then(|bytes: Bytes| {
|
||||
Ok(httpcodes::HTTPOk
|
||||
.build()
|
||||
.content_encoding(headers::ContentEncoding::Identity)
|
||||
.body(bytes))
|
||||
}).responder()}
|
||||
));
|
||||
|
||||
let mut e = BrotliEncoder::new(Vec::new(), 5);
|
||||
e.write_all(data.as_ref()).unwrap();
|
||||
let enc = e.finish().unwrap();
|
||||
|
||||
// client request
|
||||
let request = srv.post()
|
||||
.header(header::CONTENT_ENCODING, "br")
|
||||
.body(enc).unwrap();
|
||||
let response = srv.execute(request.send()).unwrap();
|
||||
assert!(response.status().is_success());
|
||||
|
||||
// read response
|
||||
let bytes = srv.execute(response.body()).unwrap();
|
||||
assert_eq!(bytes, Bytes::from(data));
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_h2() {
|
||||
let srv = test::TestServer::new(|app| app.handler(|_|{
|
||||
|
||||
Loading…
Reference in New Issue
Block a user