From bbabe92e8d682212862d608a78ca5b8d22dc9e82 Mon Sep 17 00:00:00 2001
From: Michael Bachmann <mbachmann@bbmsoft.net>
Date: Sun, 13 Oct 2024 15:20:36 +0200
Subject: [PATCH] configuring tcp socket keepalive and nagle

---
 worterbuch/src/server/tcp.rs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/worterbuch/src/server/tcp.rs b/worterbuch/src/server/tcp.rs
index f9643c9..0192b44 100644
--- a/worterbuch/src/server/tcp.rs
+++ b/worterbuch/src/server/tcp.rs
@@ -24,7 +24,7 @@ use crate::{
 use std::net::{IpAddr, SocketAddr};
 use tokio::{
     io::{AsyncBufReadExt, BufReader},
-    net::{TcpListener, TcpStream},
+    net::{TcpSocket, TcpStream},
     select, spawn,
     sync::mpsc,
 };
@@ -41,7 +41,13 @@ pub async fn start(
     let addr = format!("{bind_addr}:{port}");
 
     log::info!("Serving TCP endpoint at {addr}");
-    let listener = TcpListener::bind(&addr).await?;
+    let sock = TcpSocket::new_v4()?;
+    sock.set_keepalive(true)?;
+    sock.set_nodelay(true)?;
+    #[cfg(not(target_os = "windows"))]
+    sock.set_reuseaddr(true)?;
+    sock.bind(addr.parse()?)?;
+    let listener = sock.listen(1024)?;
 
     let (conn_closed_tx, mut conn_closed_rx) = mpsc::channel(100);
     let mut open_connections = 0;