feat(pgwire): send notice asynchronously and promptly #20374
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Signed-off-by: Bugen Zhao <[email protected]>
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Signed-off-by: Bugen Zhao <[email protected]>
BugenZhao
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BugenZhao
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Feb 4, 2025
src/utils/pgwire/src/pg_protocol.rs
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| let mut process = std::pin::pin!(async { | ||
| let msg = match self.read_message().await { | ||
| Ok(msg) => msg, | ||
| Err(e) => { | ||
| tracing::error!(error = %e.as_report(), "error when reading message"); | ||
| return false; | ||
| } | ||
| }; | ||
| tracing::trace!(?msg, "received message"); | ||
| self.process(msg).await | ||
| }); |
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Extracted from handle_connection
Signed-off-by: Bugen Zhao <[email protected]>
Signed-off-by: Bugen Zhao <[email protected]>
st1page
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Feb 5, 2025
BugenZhao
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Feb 7, 2025
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| let next_notice = async { | ||
| let notice = session.next_notice().await; | ||
| notice_stream.write(&BeMessage::NoticeResponse(¬ice)).await.inspect_err(|e| { | ||
| tracing::error!(error = %e.as_report(), notice, "failed to send notice"); | ||
| }).ok(); | ||
| }; |
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What's changed and what's your intention?
This PR refactors the
Sessiontrait andPgProtocolto enable sending notices asynchronously and promptly to users before a command completes.This is achieved by
selecting the task for forwarding notice and the task for processing the command.Checklist
Documentation
Release note