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Implement --close #73

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Merged
merged 2 commits into from
Sep 11, 2025
Merged

Implement --close #73

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b8aef96
Implement --recv-only
eminence Jul 28, 2025
60e1163
Update tracing messages when --recv-only is used
eminence Jul 31, 2025
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20 changes: 18 additions & 2 deletions src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,10 @@ fn parse_alpn(alpn: &str) -> Result<Vec<u8>> {

#[derive(Parser, Debug)]
pub struct ListenArgs {
/// Immediately close our sending side, indicating that we will not transmit any data
#[clap(long)]
pub recv_only: bool,

#[clap(flatten)]
pub common: CommonArgs,
}
Expand Down Expand Up @@ -157,6 +161,10 @@ pub struct ConnectArgs {
/// The node to connect to
pub ticket: NodeTicket,

/// Immediately close our sending side, indicating that we will not transmit any data
#[clap(long)]
pub recv_only: bool,

#[clap(flatten)]
pub common: CommonArgs,
}
Expand Down Expand Up @@ -323,7 +331,11 @@ async fn listen_stdio(args: ListenArgs) -> Result<()> {
snafu::ensure_whatever!(buf == dumbpipe::HANDSHAKE, "invalid handshake");
}
tracing::info!("forwarding stdin/stdout to {}", remote_node_id);
forward_bidi(tokio::io::stdin(), tokio::io::stdout(), r, s).await?;
if args.recv_only {
forward_bidi(tokio::io::empty(), tokio::io::stdout(), r, s).await?;
} else {
forward_bidi(tokio::io::stdin(), tokio::io::stdout(), r, s).await?;
}
// stop accepting connections after the first successful one
break;
}
Expand Down Expand Up @@ -357,7 +369,11 @@ async fn connect_stdio(args: ConnectArgs) -> Result<()> {
s.write_all(&dumbpipe::HANDSHAKE).await.e()?;
}
tracing::info!("forwarding stdin/stdout to {}", remote_node_id);
forward_bidi(tokio::io::stdin(), tokio::io::stdout(), r, s).await?;
if args.recv_only {
forward_bidi(tokio::io::empty(), tokio::io::stdout(), r, s).await?;
} else {
forward_bidi(tokio::io::stdin(), tokio::io::stdout(), r, s).await?;
}
tokio::io::stdout().flush().await.e()?;
Ok(())
}
Expand Down
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