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Add comment on cancellation

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Alex 2022-09-13 12:05:42 +02:00
parent add2b54743
commit db96af2609
Signed by untrusted user: lx
GPG key ID: 0E496D15096376BE
1 changed files with 5 additions and 0 deletions
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5
src/message.rs
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@ -499,6 +499,11 @@ impl RespEnc {
let msg_len = reader.read_u32().await?; let msg_len = reader.read_u32().await?;
let msg = reader.read_exact(msg_len as usize).await?; let msg = reader.read_exact(msg_len as usize).await?;
// Check whether the response stream still has data or not.
// If no more data is coming, this will defuse the request canceller.
// If we didn't do this, and the client doesn't try to read from the stream,
// the request canceller doesn't know that we read everything and
// sends a cancellation message to the server (which they don't care about).
reader.fill_buffer().await; reader.fill_buffer().await;
Ok(Self { Ok(Self {