Fix client payload decompression #674

* Fix never-ending HTTP2 empty response #737

CHANGES.md

@@ -1,6 +1,6 @@
 # Changes
 
-## [x.x.xx] - xxxx-xx-xx
+## [0.7.19] - 2019-03-29
 
 ### Added
 
@@ -20,6 +20,11 @@
 
 * Fix preflight CORS header compliance; refactor previous patch (#603). #717
 
+* Fix never-ending HTTP2 request when response is empty (#709). #737
+
+* Fix client payload decompression #674
+
+
 ## [0.7.18] - 2019-01-10
 
 ### Added

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "actix-web"
-version = "0.7.18"
+version = "0.7.19"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Actix web is a simple, pragmatic and extremely fast web framework for Rust."
 readme = "README.md"

src/client/pipeline.rs

@@ -6,8 +6,8 @@ use std::time::{Duration, Instant};
 use std::{io, mem};
 use tokio_timer::Delay;
 
-use actix_inner::dev::Request;
 use actix::{Addr, SystemService};
+use actix_inner::dev::Request;
 
 use super::{
     ClientConnector, ClientConnectorError, ClientRequest, ClientResponse, Connect,
@@ -88,7 +88,8 @@ impl SendRequest {
     }
 
     pub(crate) fn with_connector(
-        req: ClientRequest, conn: Addr<ClientConnector>,
+        req: ClientRequest,
+        conn: Addr<ClientConnector>,
     ) -> SendRequest {
         SendRequest {
             req,
@@ -363,11 +364,11 @@ impl Pipeline {
                         if let Some(ref mut decompress) = self.decompress {
                             match decompress.feed_data(b) {
                                 Ok(Some(b)) => return Ok(Async::Ready(Some(b))),
-                                Ok(None) => return Ok(Async::NotReady),
+                                Ok(None) => continue,
                                 Err(ref err)
                                     if err.kind() == io::ErrorKind::WouldBlock =>
                                 {
-                                    continue
+                                    continue;
                                 }
                                 Err(err) => return Err(err.into()),
                             }

src/server/h2writer.rs

@@ -234,6 +234,16 @@ impl<H: 'static> Writer for H2Writer<H> {
                 stream.reserve_capacity(cmp::min(self.buffer.len(), CHUNK_SIZE));
             }
 
+            if self.flags.contains(Flags::EOF)
+                && !self.flags.contains(Flags::RESERVED)
+                && self.buffer.is_empty()
+            {
+                if let Err(e) = stream.send_data(Bytes::new(), true) {
+                    return Err(io::Error::new(io::ErrorKind::Other, e));
+                }
+                return Ok(Async::Ready(()));
+            }
+
             loop {
                 match stream.poll_capacity() {
                     Ok(Async::NotReady) => return Ok(Async::NotReady),