Merge branch 'master' into master

.github/workflows/windows.yml

@@ -27,26 +27,6 @@ jobs:
           profile: minimal
           override: true
 
-      - name: Generate Cargo.lock
-        uses: actions-rs/cargo@v1
-        with:
-          command: generate-lockfile
-      - name: Cache cargo registry
-        uses: actions/cache@v1
-        with:
-          path: ~/.cargo/registry
-          key: ${{ matrix.version }}-x86_64-pc-windows-msvc-cargo-registry-trimmed-${{ hashFiles('**/Cargo.lock') }}
-      - name: Cache cargo index
-        uses: actions/cache@v1
-        with:
-          path: ~/.cargo/git
-          key: ${{ matrix.version }}-x86_64-pc-windows-msvc-cargo-index-trimmed-${{ hashFiles('**/Cargo.lock') }}
-      - name: Cache cargo build
-        uses: actions/cache@v1
-        with:
-          path: target
-          key: ${{ matrix.version }}-x86_64-pc-windows-msvc-cargo-build-trimmed-${{ hashFiles('**/Cargo.lock') }}
-
       - name: Install OpenSSL
         run: |
           vcpkg integrate install
@@ -74,8 +54,5 @@ jobs:
                 --skip=test_expect_continue
                 --skip=test_http10_keepalive
                 --skip=test_slow_request
-
+                --skip=test_connection_force_close
-      - name: Clear the cargo caches
+                --skip=test_connection_server_close
-        run: |
-          cargo install cargo-cache --no-default-features --features ci-autoclean
-          cargo-cache

CHANGES.md

@@ -1,11 +1,16 @@
 # Changes
 
+
 ## [2.0.NEXT] - 2020-01-xx
 
 ### Changed
 
 * Use `sha-1` crate instead of unmaintained `sha1` crate
 
+* Skip empty chunks when returning response from a `Stream` #1308
+
+* Update the `time` dependency to 0.2.5
+
 ## [2.0.0] - 2019-12-25
 
 ### Changed

Cargo.toml

@@ -87,7 +87,7 @@ regex = "1.3"
 serde = { version = "1.0", features=["derive"] }
 serde_json = "1.0"
 serde_urlencoded = "0.6.1"
-time = "0.1.42"
+time = { version = "0.2.5", default-features = false, features = ["std"] }
 url = "2.1"
 open-ssl = { version="0.10", package = "openssl", optional = true }
 rust-tls = { version = "0.16.0", package = "rustls", optional = true }

actix-http/CHANGES.md

@@ -2,6 +2,10 @@
 
 # [Unreleased]
 
+### Changed
+
+* Update the `time` dependency to 0.2.5
+
 ### Fixed
 
 * Allow `SameSite=None` cookies to be sent in a response.

actix-http/Cargo.toml

@@ -52,7 +52,6 @@ base64 = "0.11"
 bitflags = "1.2"
 bytes = "0.5.3"
 copyless = "0.1.4"
-chrono = "0.4.6"
 derive_more = "0.99.2"
 either = "1.5.3"
 encoding_rs = "0.8"
@@ -77,7 +76,7 @@ serde_json = "1.0"
 sha-1 = "0.8"
 slab = "0.4"
 serde_urlencoded = "0.6.1"
-time = "0.1.42"
+time = { version = "0.2.5", default-features = false, features = ["std"] }
 
 # for secure cookie
 ring = { version = "0.16.9", optional = true }

actix-http/src/body.rs

@@ -5,6 +5,7 @@ use std::{fmt, mem};
 
 use bytes::{Bytes, BytesMut};
 use futures_core::Stream;
+use futures_util::ready;
 use pin_project::{pin_project, project};
 
 use crate::error::Error;
@@ -360,10 +361,8 @@ impl MessageBody for String {
 
 /// Type represent streaming body.
 /// Response does not contain `content-length` header and appropriate transfer encoding is used.
-#[pin_project]
 pub struct BodyStream<S, E> {
-    #[pin]
+    stream: Pin<Box<S>>,
-    stream: S,
     _t: PhantomData<E>,
 }
 
@@ -374,7 +373,7 @@ where
 {
     pub fn new(stream: S) -> Self {
         BodyStream {
-            stream,
+            stream: Box::pin(stream),
             _t: PhantomData,
         }
     }
@@ -389,22 +388,27 @@ where
         BodySize::Stream
     }
 
+    /// Attempts to pull out the next value of the underlying [`Stream`].
+    ///
+    /// Empty values are skipped to prevent [`BodyStream`]'s transmission being
+    /// ended on a zero-length chunk, but rather proceed until the underlying
+    /// [`Stream`] ends.
     fn poll_next(&mut self, cx: &mut Context<'_>) -> Poll<Option<Result<Bytes, Error>>> {
-        unsafe { Pin::new_unchecked(self) }
+        let mut stream = self.stream.as_mut();
-            .project()
+        loop {
-            .stream
+            return Poll::Ready(match ready!(stream.as_mut().poll_next(cx)) {
-            .poll_next(cx)
+                Some(Ok(ref bytes)) if bytes.is_empty() => continue,
-            .map(|res| res.map(|res| res.map_err(std::convert::Into::into)))
+                opt => opt.map(|res| res.map_err(Into::into)),
+            });
+        }
     }
 }
 
 /// Type represent streaming body. This body implementation should be used
 /// if total size of stream is known. Data get sent as is without using transfer encoding.
-#[pin_project]
 pub struct SizedStream<S> {
     size: u64,
-    #[pin]
+    stream: Pin<Box<S>>,
-    stream: S,
 }
 
 impl<S> SizedStream<S>
@@ -412,7 +416,7 @@ where
     S: Stream<Item = Result<Bytes, Error>>,
 {
     pub fn new(size: u64, stream: S) -> Self {
-        SizedStream { size, stream }
+        SizedStream { size, stream: Box::pin(stream) }
     }
 }
 
@@ -424,17 +428,26 @@ where
         BodySize::Sized64(self.size)
     }
 
+    /// Attempts to pull out the next value of the underlying [`Stream`].
+    ///
+    /// Empty values are skipped to prevent [`SizedStream`]'s transmission being
+    /// ended on a zero-length chunk, but rather proceed until the underlying
+    /// [`Stream`] ends.
     fn poll_next(&mut self, cx: &mut Context<'_>) -> Poll<Option<Result<Bytes, Error>>> {
-        unsafe { Pin::new_unchecked(self) }
+        let mut stream = self.stream.as_mut();
-            .project()
+        loop {
-            .stream
+            return Poll::Ready(match ready!(stream.as_mut().poll_next(cx)) {
-            .poll_next(cx)
+                Some(Ok(ref bytes)) if bytes.is_empty() => continue,
+                val => val,
+            });
+        }
     }
 }
 
 #[cfg(test)]
 mod tests {
     use super::*;
+    use futures::stream;
     use futures_util::future::poll_fn;
 
     impl Body {
@@ -589,4 +602,45 @@ mod tests {
             BodySize::Sized(25)
         );
     }
+
+    mod body_stream {
+        use super::*;
+
+        #[actix_rt::test]
+        async fn skips_empty_chunks() {
+            let mut body = BodyStream::new(stream::iter(
+                ["1", "", "2"]
+                    .iter()
+                    .map(|&v| Ok(Bytes::from(v)) as Result<Bytes, ()>),
+            ));
+            assert_eq!(
+                poll_fn(|cx| body.poll_next(cx)).await.unwrap().ok(),
+                Some(Bytes::from("1")),
+            );
+            assert_eq!(
+                poll_fn(|cx| body.poll_next(cx)).await.unwrap().ok(),
+                Some(Bytes::from("2")),
+            );
+        }
+    }
+
+    mod sized_stream {
+        use super::*;
+
+        #[actix_rt::test]
+        async fn skips_empty_chunks() {
+            let mut body = SizedStream::new(
+                2,
+                stream::iter(["1", "", "2"].iter().map(|&v| Ok(Bytes::from(v)))),
+            );
+            assert_eq!(
+                poll_fn(|cx| body.poll_next(cx)).await.unwrap().ok(),
+                Some(Bytes::from("1")),
+            );
+            assert_eq!(
+                poll_fn(|cx| body.poll_next(cx)).await.unwrap().ok(),
+                Some(Bytes::from("2")),
+            );
+        }
+    }
 }

actix-http/src/config.rs

@@ -1,4 +1,4 @@
-use std::cell::UnsafeCell;
+use std::cell::Cell;
 use std::fmt::Write;
 use std::rc::Rc;
 use std::time::Duration;
@@ -7,7 +7,7 @@ use std::{fmt, net};
 use actix_rt::time::{delay_for, delay_until, Delay, Instant};
 use bytes::BytesMut;
 use futures_util::{future, FutureExt};
-use time;
+use time::OffsetDateTime;
 
 // "Sun, 06 Nov 1994 08:49:37 GMT".len()
 const DATE_VALUE_LENGTH: usize = 29;
@@ -211,7 +211,7 @@ impl Date {
     }
     fn update(&mut self) {
         self.pos = 0;
-        write!(self, "{}", time::at_utc(time::get_time()).rfc822()).unwrap();
+        write!(self, "{}", OffsetDateTime::now().format("%a, %d %b %Y %H:%M:%S GMT")).unwrap();
     }
 }
 
@@ -228,24 +228,24 @@ impl fmt::Write for Date {
 struct DateService(Rc<DateServiceInner>);
 
 struct DateServiceInner {
-    current: UnsafeCell<Option<(Date, Instant)>>,
+    current: Cell<Option<(Date, Instant)>>,
 }
 
 impl DateServiceInner {
     fn new() -> Self {
         DateServiceInner {
-            current: UnsafeCell::new(None),
+            current: Cell::new(None),
         }
     }
 
     fn reset(&self) {
-        unsafe { (&mut *self.current.get()).take() };
+        self.current.take();
     }
 
     fn update(&self) {
         let now = Instant::now();
         let date = Date::new();
-        *(unsafe { &mut *self.current.get() }) = Some((date, now));
+        self.current.set(Some((date, now)));
     }
 }
 
@@ -255,7 +255,7 @@ impl DateService {
     }
 
     fn check_date(&self) {
-        if unsafe { (&*self.0.current.get()).is_none() } {
+        if self.0.current.get().is_none() {
             self.0.update();
 
             // periodic date update
@@ -269,12 +269,12 @@ impl DateService {
 
     fn now(&self) -> Instant {
         self.check_date();
-        unsafe { (&*self.0.current.get()).as_ref().unwrap().1 }
+        self.0.current.get().unwrap().1
     }
 
     fn set_date<F: FnMut(&Date)>(&self, mut f: F) {
         self.check_date();
-        f(&unsafe { (&*self.0.current.get()).as_ref().unwrap().0 })
+        f(&self.0.current.get().unwrap().0);
     }
 }
 
@@ -282,6 +282,19 @@ impl DateService {
 mod tests {
     use super::*;
 
+
+    // Test modifying the date from within the closure
+    // passed to `set_date`
+    #[test]
+    fn test_evil_date() {
+        let service = DateService::new();
+        // Make sure that `check_date` doesn't try to spawn a task
+        service.0.update();
+        service.set_date(|_| {
+            service.0.reset()
+        });
+    }
+
     #[test]
     fn test_date_len() {
         assert_eq!(DATE_VALUE_LENGTH, "Sun, 06 Nov 1994 08:49:37 GMT".len());

actix-http/src/cookie/builder.rs

@@ -1,7 +1,6 @@
 use std::borrow::Cow;
 
-use chrono::Duration;
+use time::{Duration, OffsetDateTime};
-use time::Tm;
 
 use super::{Cookie, SameSite};
 
@@ -64,13 +63,13 @@ impl CookieBuilder {
     /// use actix_http::cookie::Cookie;
     ///
     /// let c = Cookie::build("foo", "bar")
-    ///     .expires(time::now())
+    ///     .expires(time::OffsetDateTime::now())
     ///     .finish();
     ///
     /// assert!(c.expires().is_some());
     /// ```
     #[inline]
-    pub fn expires(mut self, when: Tm) -> CookieBuilder {
+    pub fn expires(mut self, when: OffsetDateTime) -> CookieBuilder {
         self.cookie.set_expires(when);
         self
     }
@@ -108,7 +107,9 @@ impl CookieBuilder {
     /// ```
     #[inline]
     pub fn max_age_time(mut self, value: Duration) -> CookieBuilder {
-        self.cookie.set_max_age(value);
+        // Truncate any nanoseconds from the Duration, as they aren't represented within `Max-Age`
+        // and would cause two otherwise identical `Cookie` instances to not be equivalent to one another.
+        self.cookie.set_max_age(Duration::seconds(value.whole_seconds()));
         self
     }
 
@@ -212,7 +213,7 @@ impl CookieBuilder {
     ///
     /// ```rust
     /// use actix_http::cookie::Cookie;
-    /// use chrono::Duration;
+    /// use time::Duration;
     ///
     /// let c = Cookie::build("foo", "bar")
     ///     .permanent()

actix-http/src/cookie/jar.rs

@@ -1,7 +1,7 @@
 use std::collections::HashSet;
 use std::mem::replace;
 
-use chrono::Duration;
+use time::{Duration, OffsetDateTime};
 
 use super::delta::DeltaCookie;
 use super::Cookie;
@@ -188,7 +188,7 @@ impl CookieJar {
     ///
     /// ```rust
     /// use actix_http::cookie::{CookieJar, Cookie};
-    /// use chrono::Duration;
+    /// use time::Duration;
     ///
     /// let mut jar = CookieJar::new();
     ///
@@ -202,7 +202,7 @@ impl CookieJar {
     /// let delta: Vec<_> = jar.delta().collect();
     /// assert_eq!(delta.len(), 1);
     /// assert_eq!(delta[0].name(), "name");
-    /// assert_eq!(delta[0].max_age(), Some(Duration::seconds(0)));
+    /// assert_eq!(delta[0].max_age(), Some(Duration::zero()));
     /// ```
     ///
     /// Removing a new cookie does not result in a _removal_ cookie:
@@ -220,8 +220,8 @@ impl CookieJar {
     pub fn remove(&mut self, mut cookie: Cookie<'static>) {
         if self.original_cookies.contains(cookie.name()) {
             cookie.set_value("");
-            cookie.set_max_age(Duration::seconds(0));
+            cookie.set_max_age(Duration::zero());
-            cookie.set_expires(time::now() - Duration::days(365));
+            cookie.set_expires(OffsetDateTime::now() - Duration::days(365));
             self.delta_cookies.replace(DeltaCookie::removed(cookie));
         } else {
             self.delta_cookies.remove(cookie.name());
@@ -239,7 +239,7 @@ impl CookieJar {
     ///
     /// ```rust
     /// use actix_http::cookie::{CookieJar, Cookie};
-    /// use chrono::Duration;
+    /// use time::Duration;
     ///
     /// let mut jar = CookieJar::new();
     ///
@@ -533,7 +533,7 @@ mod test {
     #[test]
     #[cfg(feature = "secure-cookies")]
     fn delta() {
-        use chrono::Duration;
+        use time::Duration;
         use std::collections::HashMap;
 
         let mut c = CookieJar::new();
@@ -556,7 +556,7 @@ mod test {
         assert!(names.get("test2").unwrap().is_none());
         assert!(names.get("test3").unwrap().is_none());
         assert!(names.get("test4").unwrap().is_none());
-        assert_eq!(names.get("original").unwrap(), &Some(Duration::seconds(0)));
+        assert_eq!(names.get("original").unwrap(), &Some(Duration::zero()));
     }
 
     #[test]

actix-http/src/cookie/mod.rs

@@ -65,9 +65,8 @@ use std::borrow::Cow;
 use std::fmt;
 use std::str::FromStr;
 
-use chrono::Duration;
 use percent_encoding::{percent_encode, AsciiSet, CONTROLS};
-use time::Tm;
+use time::{Duration, OffsetDateTime};
 
 pub use self::builder::CookieBuilder;
 pub use self::draft::*;
@@ -172,7 +171,7 @@ pub struct Cookie<'c> {
     /// The cookie's value.
     value: CookieStr,
     /// The cookie's expiration, if any.
-    expires: Option<Tm>,
+    expires: Option<OffsetDateTime>,
     /// The cookie's maximum age, if any.
     max_age: Option<Duration>,
     /// The cookie's domain, if any.
@@ -479,7 +478,7 @@ impl<'c> Cookie<'c> {
     /// assert_eq!(c.max_age(), None);
     ///
     /// let c = Cookie::parse("name=value; Max-Age=3600").unwrap();
-    /// assert_eq!(c.max_age().map(|age| age.num_hours()), Some(1));
+    /// assert_eq!(c.max_age().map(|age| age.whole_hours()), Some(1));
     /// ```
     #[inline]
     pub fn max_age(&self) -> Option<Duration> {
@@ -544,10 +543,10 @@ impl<'c> Cookie<'c> {
     /// let expire_time = "Wed, 21 Oct 2017 07:28:00 GMT";
     /// let cookie_str = format!("name=value; Expires={}", expire_time);
     /// let c = Cookie::parse(cookie_str).unwrap();
-    /// assert_eq!(c.expires().map(|t| t.tm_year), Some(117));
+    /// assert_eq!(c.expires().map(|t| t.year()), Some(2017));
     /// ```
     #[inline]
-    pub fn expires(&self) -> Option<Tm> {
+    pub fn expires(&self) -> Option<OffsetDateTime> {
         self.expires
     }
 
@@ -645,7 +644,7 @@ impl<'c> Cookie<'c> {
     ///
     /// ```rust
     /// use actix_http::cookie::Cookie;
-    /// use chrono::Duration;
+    /// use time::Duration;
     ///
     /// let mut c = Cookie::new("name", "value");
     /// assert_eq!(c.max_age(), None);
@@ -698,18 +697,19 @@ impl<'c> Cookie<'c> {
     ///
     /// ```rust
     /// use actix_http::cookie::Cookie;
+    /// use time::{Duration, OffsetDateTime};
     ///
     /// let mut c = Cookie::new("name", "value");
     /// assert_eq!(c.expires(), None);
     ///
-    /// let mut now = time::now();
+    /// let mut now = OffsetDateTime::now();
-    /// now.tm_year += 1;
+    /// now += Duration::week();
     ///
     /// c.set_expires(now);
     /// assert!(c.expires().is_some())
     /// ```
     #[inline]
-    pub fn set_expires(&mut self, time: Tm) {
+    pub fn set_expires(&mut self, time: OffsetDateTime) {
         self.expires = Some(time);
     }
 
@@ -720,7 +720,7 @@ impl<'c> Cookie<'c> {
     ///
     /// ```rust
     /// use actix_http::cookie::Cookie;
-    /// use chrono::Duration;
+    /// use time::Duration;
     ///
     /// let mut c = Cookie::new("foo", "bar");
     /// assert!(c.expires().is_none());
@@ -733,7 +733,7 @@ impl<'c> Cookie<'c> {
     pub fn make_permanent(&mut self) {
         let twenty_years = Duration::days(365 * 20);
         self.set_max_age(twenty_years);
-        self.set_expires(time::now() + twenty_years);
+        self.set_expires(OffsetDateTime::now() + twenty_years);
     }
 
     fn fmt_parameters(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
@@ -758,11 +758,11 @@ impl<'c> Cookie<'c> {
         }
 
         if let Some(max_age) = self.max_age() {
-            write!(f, "; Max-Age={}", max_age.num_seconds())?;
+            write!(f, "; Max-Age={}", max_age.whole_seconds())?;
         }
 
         if let Some(time) = self.expires() {
-            write!(f, "; Expires={}", time.rfc822())?;
+            write!(f, "; Expires={}", time.format("%a, %d %b %Y %H:%M:%S GMT"))?;
         }
 
         Ok(())
@@ -990,7 +990,7 @@ impl<'a, 'b> PartialEq<Cookie<'b>> for Cookie<'a> {
 #[cfg(test)]
 mod tests {
     use super::{Cookie, SameSite};
-    use time::strptime;
+    use time::{offset, PrimitiveDateTime};
 
     #[test]
     fn format() {
@@ -1015,7 +1015,7 @@ mod tests {
         assert_eq!(&cookie.to_string(), "foo=bar; Domain=www.rust-lang.org");
 
         let time_str = "Wed, 21 Oct 2015 07:28:00 GMT";
-        let expires = strptime(time_str, "%a, %d %b %Y %H:%M:%S %Z").unwrap();
+        let expires = PrimitiveDateTime::parse(time_str, "%a, %d %b %Y %H:%M:%S").unwrap().using_offset(offset!(UTC));
         let cookie = Cookie::build("foo", "bar").expires(expires).finish();
         assert_eq!(
             &cookie.to_string(),

actix-http/src/cookie/parse.rs

@@ -5,11 +5,13 @@ use std::error::Error;
 use std::fmt;
 use std::str::Utf8Error;
 
-use chrono::Duration;
 use percent_encoding::percent_decode;
+use time::{Duration, offset};
 
 use super::{Cookie, CookieStr, SameSite};
 
+use crate::time_parser;
+
 /// Enum corresponding to a parsing error.
 #[derive(Debug, PartialEq, Eq, Clone, Copy)]
 pub enum ParseError {
@@ -147,7 +149,7 @@ fn parse_inner<'c>(s: &str, decode: bool) -> Result<Cookie<'c>, ParseError> {
                     Ok(val) => {
                         // Don't panic if the max age seconds is greater than what's supported by
                         // `Duration`.
-                        let val = cmp::min(val, Duration::max_value().num_seconds());
+                        let val = cmp::min(val, Duration::max_value().whole_seconds());
                         Some(Duration::seconds(val))
                     }
                     Err(_) => continue,
@@ -179,16 +181,14 @@ fn parse_inner<'c>(s: &str, decode: bool) -> Result<Cookie<'c>, ParseError> {
                 }
             }
             ("expires", Some(v)) => {
-                // Try strptime with three date formats according to
+                // Try parsing with three date formats according to
                 // http://tools.ietf.org/html/rfc2616#section-3.3.1. Try
                 // additional ones as encountered in the real world.
-                let tm = time::strptime(v, "%a, %d %b %Y %H:%M:%S %Z")
+                let tm = time_parser::parse_http_date(v)
-                    .or_else(|_| time::strptime(v, "%A, %d-%b-%y %H:%M:%S %Z"))
+                    .or_else(|| time::parse(v, "%a, %d-%b-%Y %H:%M:%S").ok());
-                    .or_else(|_| time::strptime(v, "%a, %d-%b-%Y %H:%M:%S %Z"))
-                    .or_else(|_| time::strptime(v, "%a %b %d %H:%M:%S %Y"));
 
-                if let Ok(time) = tm {
+                if let Some(time) = tm {
-                    cookie.expires = Some(time)
+                    cookie.expires = Some(time.using_offset(offset!(UTC)))
                 }
             }
             _ => {
@@ -216,8 +216,7 @@ where
 #[cfg(test)]
 mod tests {
     use super::{Cookie, SameSite};
-    use chrono::Duration;
+    use time::{offset, Duration, PrimitiveDateTime};
-    use time::strptime;
 
     macro_rules! assert_eq_parse {
         ($string:expr, $expected:expr) => {
@@ -377,7 +376,7 @@ mod tests {
         );
 
         let time_str = "Wed, 21 Oct 2015 07:28:00 GMT";
-        let expires = strptime(time_str, "%a, %d %b %Y %H:%M:%S %Z").unwrap();
+        let expires = PrimitiveDateTime::parse(time_str, "%a, %d %b %Y %H:%M:%S").unwrap().using_offset(offset!(UTC));
         expected.set_expires(expires);
         assert_eq_parse!(
             " foo=bar ;HttpOnly; Secure; Max-Age=4; Path=/foo; \
@@ -386,7 +385,7 @@ mod tests {
         );
 
         unexpected.set_domain("foo.com");
-        let bad_expires = strptime(time_str, "%a, %d %b %Y %H:%S:%M %Z").unwrap();
+        let bad_expires = PrimitiveDateTime::parse(time_str, "%a, %d %b %Y %H:%S:%M").unwrap().using_offset(offset!(UTC));
         expected.set_expires(bad_expires);
         assert_ne_parse!(
             " foo=bar ;HttpOnly; Secure; Max-Age=4; Path=/foo; \
@@ -414,8 +413,9 @@ mod tests {
 
     #[test]
     fn do_not_panic_on_large_max_ages() {
-        let max_seconds = Duration::max_value().num_seconds();
+        let max_duration = Duration::max_value();
-        let expected = Cookie::build("foo", "bar").max_age(max_seconds).finish();
+        let expected = Cookie::build("foo", "bar").max_age_time(max_duration).finish();
-        assert_eq_parse!(format!(" foo=bar; Max-Age={:?}", max_seconds + 1), expected);
+        let overflow_duration = max_duration.checked_add(Duration::nanoseconds(1)).unwrap_or(max_duration);
+        assert_eq_parse!(format!(" foo=bar; Max-Age={:?}", overflow_duration.whole_seconds()), expected);
     }
 }

actix-http/src/error.rs

@@ -60,6 +60,12 @@ impl Error {
     }
 }
 
+/// A struct with a private constructor, for use with
+/// `__private_get_type_id__`. Its single field is private,
+/// ensuring that it can only be constructed from this module
+#[doc(hidden)]
+pub struct PrivateHelper(());
+
 /// Error that can be converted to `Response`
 pub trait ResponseError: fmt::Debug + fmt::Display {
     /// Response's status code
@@ -83,19 +89,37 @@ pub trait ResponseError: fmt::Debug + fmt::Display {
         resp.set_body(Body::from(buf))
     }
 
+    /// A helper method to get the type ID of the type
+    /// this trait is implemented on.
+    /// This method is unsafe to *implement*, since `downcast_ref` relies
+    /// on the returned `TypeId` to perform a cast.
+    ///
+    /// Unfortunately, Rust has no notion of a trait method that is
+    /// unsafe to implement (marking it as `unsafe` makes it unsafe
+    /// to *call*). As a workaround, we require this method
+    /// to return a private type along with the `TypeId`. This
+    /// private type (`PrivateHelper`) has a private constructor,
+    /// making it impossible for safe code to construct outside of
+    /// this module. This ensures that safe code cannot violate
+    /// type-safety by implementing this method.
     #[doc(hidden)]
-    fn __private_get_type_id__(&self) -> TypeId
+    fn __private_get_type_id__(&self) -> (TypeId, PrivateHelper)
     where
         Self: 'static,
     {
-        TypeId::of::<Self>()
+        (TypeId::of::<Self>(), PrivateHelper(()))
     }
 }
 
 impl dyn ResponseError + 'static {
     /// Downcasts a response error to a specific type.
     pub fn downcast_ref<T: ResponseError + 'static>(&self) -> Option<&T> {
-        if self.__private_get_type_id__() == TypeId::of::<T>() {
+        if self.__private_get_type_id__().0 == TypeId::of::<T>() {
+            // Safety: external crates cannot override the default
+            // implementation of `__private_get_type_id__`, since
+            // it requires returning a private type. We can therefore
+            // rely on the returned `TypeId`, which ensures that this
+            // case is correct.
             unsafe { Some(&*(self as *const dyn ResponseError as *const T)) }
         } else {
             None

actix-http/src/header/shared/httpdate.rs

@@ -1,59 +1,46 @@
 use std::fmt::{self, Display};
 use std::io::Write;
 use std::str::FromStr;
-use std::time::{Duration, SystemTime, UNIX_EPOCH};
+use std::time::{SystemTime, UNIX_EPOCH};
 
 use bytes::{buf::BufMutExt, BytesMut};
 use http::header::{HeaderValue, InvalidHeaderValue};
+use time::{PrimitiveDateTime, OffsetDateTime, offset};
 
 use crate::error::ParseError;
 use crate::header::IntoHeaderValue;
+use crate::time_parser;
 
 /// A timestamp with HTTP formatting and parsing
 #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)]
-pub struct HttpDate(time::Tm);
+pub struct HttpDate(OffsetDateTime);
 
 impl FromStr for HttpDate {
     type Err = ParseError;
 
     fn from_str(s: &str) -> Result<HttpDate, ParseError> {
-        match time::strptime(s, "%a, %d %b %Y %T %Z")
+        match time_parser::parse_http_date(s) {
-            .or_else(|_| time::strptime(s, "%A, %d-%b-%y %T %Z"))
+            Some(t) => Ok(HttpDate(t.using_offset(offset!(UTC)))),
-            .or_else(|_| time::strptime(s, "%c"))
+            None => Err(ParseError::Header)
-        {
-            Ok(t) => Ok(HttpDate(t)),
-            Err(_) => Err(ParseError::Header),
         }
     }
 }
 
 impl Display for HttpDate {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        fmt::Display::fmt(&self.0.to_utc().rfc822(), f)
+        fmt::Display::fmt(&self.0.format("%a, %d %b %Y %H:%M:%S GMT"), f)
     }
 }
 
-impl From<time::Tm> for HttpDate {
+impl From<OffsetDateTime> for HttpDate {
-    fn from(tm: time::Tm) -> HttpDate {
+    fn from(dt: OffsetDateTime) -> HttpDate {
-        HttpDate(tm)
+        HttpDate(dt)
     }
 }
 
 impl From<SystemTime> for HttpDate {
     fn from(sys: SystemTime) -> HttpDate {
-        let tmspec = match sys.duration_since(UNIX_EPOCH) {
+        HttpDate(PrimitiveDateTime::from(sys).using_offset(offset!(UTC)))
-            Ok(dur) => {
-                time::Timespec::new(dur.as_secs() as i64, dur.subsec_nanos() as i32)
-            }
-            Err(err) => {
-                let neg = err.duration();
-                time::Timespec::new(
-                    -(neg.as_secs() as i64),
-                    -(neg.subsec_nanos() as i32),
-                )
-            }
-        };
-        HttpDate(time::at_utc(tmspec))
     }
 }
 
@@ -62,56 +49,45 @@ impl IntoHeaderValue for HttpDate {
 
     fn try_into(self) -> Result<HeaderValue, Self::Error> {
         let mut wrt = BytesMut::with_capacity(29).writer();
-        write!(wrt, "{}", self.0.rfc822()).unwrap();
+        write!(wrt, "{}", self.0.to_offset(offset!(UTC)).format("%a, %d %b %Y %H:%M:%S GMT")).unwrap();
         HeaderValue::from_maybe_shared(wrt.get_mut().split().freeze())
     }
 }
 
 impl From<HttpDate> for SystemTime {
     fn from(date: HttpDate) -> SystemTime {
-        let spec = date.0.to_timespec();
+        let dt = date.0;
-        if spec.sec >= 0 {
+        let epoch = OffsetDateTime::unix_epoch();
-            UNIX_EPOCH + Duration::new(spec.sec as u64, spec.nsec as u32)
+
-        } else {
+        UNIX_EPOCH + (dt - epoch)
-            UNIX_EPOCH - Duration::new(spec.sec as u64, spec.nsec as u32)
-        }
     }
 }
 
 #[cfg(test)]
 mod tests {
     use super::HttpDate;
-    use time::Tm;
+    use time::{PrimitiveDateTime, date, time, offset};
-
-    const NOV_07: HttpDate = HttpDate(Tm {
-        tm_nsec: 0,
-        tm_sec: 37,
-        tm_min: 48,
-        tm_hour: 8,
-        tm_mday: 7,
-        tm_mon: 10,
-        tm_year: 94,
-        tm_wday: 0,
-        tm_isdst: 0,
-        tm_yday: 0,
-        tm_utcoff: 0,
-    });
 
     #[test]
     fn test_date() {
+        let nov_07 = HttpDate(PrimitiveDateTime::new(
+            date!(1994-11-07),
+            time!(8:48:37)
+        ).using_offset(offset!(UTC)));
+
         assert_eq!(
             "Sun, 07 Nov 1994 08:48:37 GMT".parse::<HttpDate>().unwrap(),
-            NOV_07
+            nov_07
         );
         assert_eq!(
             "Sunday, 07-Nov-94 08:48:37 GMT"
                 .parse::<HttpDate>()
                 .unwrap(),
-            NOV_07
+            nov_07
         );
         assert_eq!(
             "Sun Nov  7 08:48:37 1994".parse::<HttpDate>().unwrap(),
-            NOV_07
+            nov_07
         );
         assert!("this-is-no-date".parse::<HttpDate>().is_err());
     }

actix-http/src/lib.rs

@@ -27,6 +27,7 @@ mod payload;
 mod request;
 mod response;
 mod service;
+mod time_parser;
 
 pub mod cookie;
 pub mod error;

actix-http/src/time_parser.rs

@@ -0,0 +1,42 @@
+use time::{PrimitiveDateTime, Date};
+
+/// Attempt to parse a `time` string as one of either RFC 1123, RFC 850, or asctime.
+pub fn parse_http_date(time: &str) -> Option<PrimitiveDateTime> {
+    try_parse_rfc_1123(time)
+        .or_else(|| try_parse_rfc_850(time))
+        .or_else(|| try_parse_asctime(time))
+}
+
+/// Attempt to parse a `time` string as a RFC 1123 formatted date time string.
+fn try_parse_rfc_1123(time: &str) -> Option<PrimitiveDateTime> {
+    time::parse(time, "%a, %d %b %Y %H:%M:%S").ok()
+}
+
+/// Attempt to parse a `time` string as a RFC 850 formatted date time string.
+fn try_parse_rfc_850(time: &str) -> Option<PrimitiveDateTime> {
+    match PrimitiveDateTime::parse(time, "%A, %d-%b-%y %H:%M:%S") {
+        Ok(dt) => {
+            // If the `time` string contains a two-digit year, then as per RFC 2616 § 19.3,
+            // we consider the year as part of this century if it's within the next 50 years,
+            // otherwise we consider as part of the previous century.
+            let now = PrimitiveDateTime::now();
+            let century_start_year = (now.year() / 100) * 100;
+            let mut expanded_year = century_start_year + dt.year();
+
+            if expanded_year > now.year() + 50 {
+                expanded_year -= 100;
+            }
+
+            match Date::try_from_ymd(expanded_year, dt.month(), dt.day()) {
+                Ok(date) => Some(PrimitiveDateTime::new(date, dt.time())),
+                Err(_) => None
+            }
+        }
+        Err(_) => None
+    }
+}
+
+/// Attempt to parse a `time` string using ANSI C's `asctime` format.
+fn try_parse_asctime(time: &str) -> Option<PrimitiveDateTime> {
+    time::parse(time, "%a %b %_d %H:%M:%S %Y").ok()
+}

actix-identity/CHANGES.md

@@ -1,5 +1,9 @@
 # Changes
 
+## [Unreleased] - 2020-xx-xx
+
+* Update the `time` dependency to 0.2.5
+
 ## [0.2.1] - 2020-01-10
 
 * Fix panic with already borrowed: BorrowMutError #1263

actix-identity/Cargo.toml

@@ -21,7 +21,7 @@ actix-service = "1.0.2"
 futures = "0.3.1"
 serde = "1.0"
 serde_json = "1.0"
-time = "0.1.42"
+time = { version = "0.2.5", default-features = false, features = ["std"] }
 
 [dev-dependencies]
 actix-rt = "1.0.0"

actix-identity/src/lib.rs

@@ -428,14 +428,14 @@ impl CookieIdentityInner {
         let now = SystemTime::now();
         if let Some(visit_deadline) = self.visit_deadline {
             if now.duration_since(value.visit_timestamp?).ok()?
-                > visit_deadline.to_std().ok()?
+                > visit_deadline
             {
                 return None;
             }
         }
         if let Some(login_deadline) = self.login_deadline {
             if now.duration_since(value.login_timestamp?).ok()?
-                > login_deadline.to_std().ok()?
+                > login_deadline
             {
                 return None;
             }
@@ -855,7 +855,7 @@ mod tests {
         let cv: CookieValue = serde_json::from_str(cookie.value()).unwrap();
         assert_eq!(cv.identity, identity);
         let now = SystemTime::now();
-        let t30sec_ago = now - Duration::seconds(30).to_std().unwrap();
+        let t30sec_ago = now - Duration::seconds(30);
         match login_timestamp {
             LoginTimestampCheck::NoTimestamp => assert_eq!(cv.login_timestamp, None),
             LoginTimestampCheck::NewTimestamp => assert!(
@@ -997,7 +997,7 @@ mod tests {
             create_identity_server(|c| c.login_deadline(Duration::days(90))).await;
         let cookie = login_cookie(
             COOKIE_LOGIN,
-            Some(SystemTime::now() - Duration::days(180).to_std().unwrap()),
+            Some(SystemTime::now() - Duration::days(180)),
             None,
         );
         let mut resp = test::call_service(
@@ -1023,7 +1023,7 @@ mod tests {
         let cookie = login_cookie(
             COOKIE_LOGIN,
             None,
-            Some(SystemTime::now() - Duration::days(180).to_std().unwrap()),
+            Some(SystemTime::now() - Duration::days(180)),
         );
         let mut resp = test::call_service(
             &mut srv,
@@ -1065,7 +1065,7 @@ mod tests {
                 .login_deadline(Duration::days(90))
         })
         .await;
-        let timestamp = SystemTime::now() - Duration::days(1).to_std().unwrap();
+        let timestamp = SystemTime::now() - Duration::days(1);
         let cookie = login_cookie(COOKIE_LOGIN, Some(timestamp), Some(timestamp));
         let mut resp = test::call_service(
             &mut srv,

actix-multipart/CHANGES.md

@@ -1,5 +1,9 @@
 # Changes
 
+## [0.2.1] - 2020-01-xx
+
+* Remove the unused `time` dependency
+
 ## [0.2.0] - 2019-12-20
 
 * Release

actix-multipart/Cargo.toml

@@ -25,7 +25,6 @@ httparse = "1.3"
 futures = "0.3.1"
 log = "0.4"
 mime = "0.3"
-time = "0.1"
 twoway = "0.2"
 
 [dev-dependencies]

actix-session/CHANGES.md

@@ -1,5 +1,10 @@
 # Changes
 
+## [Unreleased] - 2020-01-xx
+
+* Update the `time` dependency to 0.2.5
+* [#1292](https://github.com/actix/actix-web/pull/1292) Long lasting auto-prolonged session
+
 ## [0.3.0] - 2019-12-20
 
 * Release

actix-session/Cargo.toml

@@ -29,7 +29,7 @@ derive_more = "0.99.2"
 futures = "0.3.1"
 serde = "1.0"
 serde_json = "1.0"
-time = "0.1.42"
+time = { version = "0.2.5", default-features = false, features = ["std"] }
 
 [dev-dependencies]
 actix-rt = "1.0.0"

actix-session/src/cookie.rs

@@ -27,6 +27,7 @@ use actix_web::{Error, HttpMessage, ResponseError};
 use derive_more::{Display, From};
 use futures::future::{ok, FutureExt, LocalBoxFuture, Ready};
 use serde_json::error::Error as JsonError;
+use time::{Duration, OffsetDateTime};
 
 use crate::{Session, SessionStatus};
 
@@ -56,7 +57,8 @@ struct CookieSessionInner {
     domain: Option<String>,
     secure: bool,
     http_only: bool,
-    max_age: Option<time::Duration>,
+    max_age: Option<Duration>,
+    expires_in: Option<Duration>,
     same_site: Option<SameSite>,
 }
 
@@ -71,6 +73,7 @@ impl CookieSessionInner {
             secure: true,
             http_only: true,
             max_age: None,
+            expires_in: None,
             same_site: None,
         }
     }
@@ -96,6 +99,10 @@ impl CookieSessionInner {
             cookie.set_domain(domain.clone());
         }
 
+        if let Some(expires_in) = self.expires_in {
+            cookie.set_expires(OffsetDateTime::now() + expires_in);
+        }
+
         if let Some(max_age) = self.max_age {
             cookie.set_max_age(max_age);
         }
@@ -123,8 +130,8 @@ impl CookieSessionInner {
     fn remove_cookie<B>(&self, res: &mut ServiceResponse<B>) -> Result<(), Error> {
         let mut cookie = Cookie::named(self.name.clone());
         cookie.set_value("");
-        cookie.set_max_age(time::Duration::seconds(0));
+        cookie.set_max_age(Duration::zero());
-        cookie.set_expires(time::now() - time::Duration::days(365));
+        cookie.set_expires(OffsetDateTime::now() - Duration::days(365));
 
         let val = HeaderValue::from_str(&cookie.to_string())?;
         res.headers_mut().append(SET_COOKIE, val);
@@ -263,7 +270,7 @@ impl CookieSession {
 
     /// Sets the `max-age` field in the session cookie being built.
     pub fn max_age(self, seconds: i64) -> CookieSession {
-        self.max_age_time(time::Duration::seconds(seconds))
+        self.max_age_time(Duration::seconds(seconds))
     }
 
     /// Sets the `max-age` field in the session cookie being built.
@@ -271,6 +278,17 @@ impl CookieSession {
         Rc::get_mut(&mut self.0).unwrap().max_age = Some(value);
         self
     }
+
+    /// Sets the `expires` field in the session cookie being built.
+    pub fn expires_in(self, seconds: i64) -> CookieSession {
+        self.expires_in_time(Duration::seconds(seconds))
+    }
+
+    /// Sets the `expires` field in the session cookie being built.
+    pub fn expires_in_time(mut self, value: Duration) -> CookieSession {
+        Rc::get_mut(&mut self.0).unwrap().expires_in = Some(value);
+        self
+    }
 }
 
 impl<S, B: 'static> Transform<S> for CookieSession
@@ -323,6 +341,7 @@ where
     fn call(&mut self, mut req: ServiceRequest) -> Self::Future {
         let inner = self.inner.clone();
         let (is_new, state) = self.inner.load(&req);
+        let prolong_expiration = self.inner.expires_in.is_some();
         Session::set_session(state.into_iter(), &mut req);
 
         let fut = self.service.call(req);
@@ -334,6 +353,9 @@ where
                     | (SessionStatus::Renewed, Some(state)) => {
                         res.checked_expr(|res| inner.set_cookie(res, state))
                     }
+                    (SessionStatus::Unchanged, Some(state)) if prolong_expiration => {
+                        res.checked_expr(|res| inner.set_cookie(res, state))
+                    }
                     (SessionStatus::Unchanged, _) =>
                     // set a new session cookie upon first request (new client)
                     {
@@ -477,4 +499,47 @@ mod tests {
         let body = test::read_response(&mut app, request).await;
         assert_eq!(body, Bytes::from_static(b"counter: 100"));
     }
+
+    #[actix_rt::test]
+    async fn prolong_expiration() {
+        let mut app = test::init_service(
+            App::new()
+                .wrap(CookieSession::signed(&[0; 32]).secure(false).expires_in(60))
+                .service(web::resource("/").to(|ses: Session| {
+                    async move {
+                        let _ = ses.set("counter", 100);
+                        "test"
+                    }
+                }))
+                .service(
+                    web::resource("/test/")
+                        .to(|| async move { "no-changes-in-session" }),
+                ),
+        )
+        .await;
+
+        let request = test::TestRequest::get().to_request();
+        let response = app.call(request).await.unwrap();
+        let expires_1 = response
+            .response()
+            .cookies()
+            .find(|c| c.name() == "actix-session")
+            .expect("Cookie is set")
+            .expires()
+            .expect("Expiration is set");
+
+        actix_rt::time::delay_for(std::time::Duration::from_secs(1)).await;
+
+        let request = test::TestRequest::with_uri("/test/").to_request();
+        let response = app.call(request).await.unwrap();
+        let expires_2 = response
+            .response()
+            .cookies()
+            .find(|c| c.name() == "actix-session")
+            .expect("Cookie is set")
+            .expires()
+            .expect("Expiration is set");
+
+        assert!(expires_2 - expires_1 >= Duration::seconds(1));
+    }
 }

src/middleware/logger.rs

@@ -14,7 +14,7 @@ use bytes::Bytes;
 use futures::future::{ok, Ready};
 use log::debug;
 use regex::Regex;
-use time;
+use time::OffsetDateTime;
 
 use crate::dev::{BodySize, MessageBody, ResponseBody};
 use crate::error::{Error, Result};
@@ -163,11 +163,11 @@ where
             LoggerResponse {
                 fut: self.service.call(req),
                 format: None,
-                time: time::now(),
+                time: OffsetDateTime::now(),
                 _t: PhantomData,
             }
         } else {
-            let now = time::now();
+            let now = OffsetDateTime::now();
             let mut format = self.inner.format.clone();
 
             for unit in &mut format.0 {
@@ -192,7 +192,7 @@ where
 {
     #[pin]
     fut: S::Future,
-    time: time::Tm,
+    time: OffsetDateTime,
     format: Option<Format>,
     _t: PhantomData<(B,)>,
 }
@@ -242,7 +242,7 @@ pub struct StreamLog<B> {
     body: ResponseBody<B>,
     format: Option<Format>,
     size: usize,
-    time: time::Tm,
+    time: OffsetDateTime,
 }
 
 impl<B> Drop for StreamLog<B> {
@@ -366,20 +366,20 @@ impl FormatText {
         &self,
         fmt: &mut Formatter<'_>,
         size: usize,
-        entry_time: time::Tm,
+        entry_time: OffsetDateTime,
     ) -> Result<(), fmt::Error> {
         match *self {
             FormatText::Str(ref string) => fmt.write_str(string),
             FormatText::Percent => "%".fmt(fmt),
             FormatText::ResponseSize => size.fmt(fmt),
             FormatText::Time => {
-                let rt = time::now() - entry_time;
+                let rt = OffsetDateTime::now() - entry_time;
-                let rt = (rt.num_nanoseconds().unwrap_or(0) as f64) / 1_000_000_000.0;
+                let rt = rt.as_seconds_f64();
                 fmt.write_fmt(format_args!("{:.6}", rt))
             }
             FormatText::TimeMillis => {
-                let rt = time::now() - entry_time;
+                let rt = OffsetDateTime::now() - entry_time;
-                let rt = (rt.num_nanoseconds().unwrap_or(0) as f64) / 1_000_000.0;
+                let rt = (rt.whole_nanoseconds() as f64) / 1_000_000.0;
                 fmt.write_fmt(format_args!("{:.6}", rt))
             }
             FormatText::EnvironHeader(ref name) => {
@@ -414,7 +414,7 @@ impl FormatText {
         }
     }
 
-    fn render_request(&mut self, now: time::Tm, req: &ServiceRequest) {
+    fn render_request(&mut self, now: OffsetDateTime, req: &ServiceRequest) {
         match *self {
             FormatText::RequestLine => {
                 *self = if req.query_string().is_empty() {
@@ -436,7 +436,7 @@ impl FormatText {
             }
             FormatText::UrlPath => *self = FormatText::Str(req.path().to_string()),
             FormatText::RequestTime => {
-                *self = FormatText::Str(now.rfc3339().to_string())
+                *self = FormatText::Str(now.format("%Y-%m-%dT%H:%M:%S"))
             }
             FormatText::RequestHeader(ref name) => {
                 let s = if let Some(val) = req.headers().get(name) {
@@ -513,7 +513,7 @@ mod tests {
         .uri("/test/route/yeah")
         .to_srv_request();
 
-        let now = time::now();
+        let now = OffsetDateTime::now();
         for unit in &mut format.0 {
             unit.render_request(now, &req);
         }
@@ -544,7 +544,7 @@ mod tests {
         )
         .to_srv_request();
 
-        let now = time::now();
+        let now = OffsetDateTime::now();
         for unit in &mut format.0 {
             unit.render_request(now, &req);
         }
@@ -554,7 +554,7 @@ mod tests {
             unit.render_response(&resp);
         }
 
-        let entry_time = time::now();
+        let entry_time = OffsetDateTime::now();
         let render = |fmt: &mut Formatter<'_>| {
             for unit in &format.0 {
                 unit.render(fmt, 1024, entry_time)?;
@@ -572,7 +572,7 @@ mod tests {
         let mut format = Format::new("%t");
         let req = TestRequest::default().to_srv_request();
 
-        let now = time::now();
+        let now = OffsetDateTime::now();
         for unit in &mut format.0 {
             unit.render_request(now, &req);
         }
@@ -589,6 +589,6 @@ mod tests {
             Ok(())
         };
         let s = format!("{}", FormatDisplay(&render));
-        assert!(s.contains(&format!("{}", now.rfc3339())));
+        assert!(s.contains(&format!("{}", now.format("%Y-%m-%dT%H:%M:%S"))));
     }
 }

test-server/CHANGES.md

@@ -1,5 +1,10 @@
 # Changes
 
+## [Unreleased] - 2020-xx-xx
+
+* Update the `time` dependency to 0.2.5
+
+
 ## [1.0.0] - 2019-12-13
 
 ### Changed

test-server/Cargo.toml

@@ -51,7 +51,7 @@ serde_json = "1.0"
 sha1 = "0.6"
 slab = "0.4"
 serde_urlencoded = "0.6.1"
-time = "0.1"
+time = { version = "0.2.5", default-features = false, features = ["std"] }
 open-ssl = { version="0.10", package="openssl", optional = true }
 
 [dev-dependencies]

tests/test_weird_poll.rs

@@ -0,0 +1,26 @@
+// Regression test for #/1321
+
+use futures::task::{noop_waker, Context};
+use futures::stream::once;
+use actix_http::body::{MessageBody, BodyStream};
+use bytes::Bytes;
+
+#[test]
+fn weird_poll() {
+    let (sender, receiver) = futures::channel::oneshot::channel();
+    let mut body_stream = Ok(BodyStream::new(once(async {
+        let x = Box::new(0);
+        let y = &x;
+        receiver.await.unwrap();
+        let _z = **y;
+        Ok::<_, ()>(Bytes::new())
+    })));
+
+    let waker = noop_waker();
+    let mut context = Context::from_waker(&waker);
+
+    let _ = body_stream.as_mut().unwrap().poll_next(&mut context);
+    sender.send(()).unwrap();
+    let _ = std::mem::replace(&mut body_stream, Err([0; 32])).unwrap().poll_next(&mut context);
+}
+