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add poll_flush after a non blocked write to h1 dispatcher (#1971)

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fakeshadow 2021-02-09 14:32:46 -08:00 committed by GitHub
parent 519d7f2b8a
commit a6ed4aee84
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1 changed files with 9 additions and 7 deletions
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16
actix-http/src/h1/dispatcher.rs
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@ -286,15 +286,12 @@ where
self: Pin<&mut Self>,
cx: &mut Context<'_>,
) -> Result<bool, DispatchError> {
let len = self.write_buf.len();
if len == 0 {
return Ok(false);
}
let InnerDispatcherProj { io, write_buf, .. } = self.project();
let mut io = Pin::new(io.as_mut().unwrap());
let len = write_buf.len();
let mut written = 0;
while written < len {
match io.as_mut().poll_write(cx, &write_buf[written..]) {
Poll::Ready(Ok(0)) => {
@ -314,9 +311,14 @@ where
// SAFETY: setting length to 0 is safe
// skips one length check vs truncate
unsafe { write_buf.set_len(0) }
unsafe {
write_buf.set_len(0);
}
Ok(false)
// flush the io and check if get blocked.
let blocked = io.poll_flush(cx)?.is_pending();
Ok(blocked)
}
fn send_response(