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Prevent server from exiting on ECONNABORTED #1874

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merged 5 commits into from
Aug 20, 2024
Merged

Prevent server from exiting on ECONNABORTED #1874

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6c399ca
Prevent server from exiting on ECONNABORTED
grembo Aug 17, 2024
dd4ce1b
Handle ECONNABORTED without breaking APIs
grembo Aug 19, 2024
355b8b4
Next iteration based on feedback
grembo Aug 19, 2024
bc7196d
More review feedback
grembo Aug 20, 2024
25b3b7a
Only use std::io if needed
grembo Aug 20, 2024
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18 changes: 16 additions & 2 deletions tonic/src/transport/server/incoming.rs
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
use super::service::ServerIo;
#[cfg(feature = "tls")]
use super::service::TlsAcceptor;
#[cfg(not(feature = "tls"))]
use std::io;
use std::{
net::{SocketAddr, TcpListener as StdTcpListener},
pin::{pin, Pin},
Expand All @@ -27,7 +29,19 @@ where
let mut incoming = pin!(incoming);

while let Some(item) = incoming.next().await {
yield item.map(ServerIo::new_io)?
yield match item {
Ok(_) => item.map(ServerIo::new_io)?,
Err(e) => {
let e = e.into();
tracing::debug!(error = %e, "accept loop error");
if let Some(e) = e.downcast_ref::<io::Error>() {
if e.kind() == io::ErrorKind::ConnectionAborted {
continue;
}
}
Err(e)?
}
}
}
}
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Ok(_) => item.map(ServerIo::new_io)?

could also be written as

Ok(io) => Ok::<ServerIo<IO>, crate::Error>(ServerIo::new_io(io))?,

but in terms of readability and diff, I opted for the former (any better ideas?).

}
Expand Down Expand Up @@ -65,7 +79,7 @@ where
}

SelectOutput::Err(e) => {
tracing::debug!(message = "Accept loop error.", error = %e);
tracing::debug!(error = %e, "accept loop error");
}

SelectOutput::Done => {
Expand Down