Add Socket config

lazuli_core/src/client/client.rs

@@ -9,7 +9,10 @@ use log::trace;
 
 use crate::{hash_type_id, stream::Stream, ArcMutex, Result, Sendable};
 
-use super::{connector::StreamConnector, input, listener::SocketListener, StreamCollection};
+use super::{
+    config::SocketConfig, connector::StreamConnector, input, listener::SocketListener,
+    StreamCollection,
+};
 /// A client for sending and receiving data.
 pub struct Client {
     socket: ArcMutex<TcpStream>,
@@ -55,6 +58,12 @@ impl Client {
         ))
     }
 
+    /// Applies the configuration to the socket.
+    pub fn with_config(self, config: &SocketConfig) -> Result<Self> {
+        config.apply_stream(&mut self.socket.lock().unwrap())?;
+        Ok(self)
+    }
+
     /// Sends data to the socket.
     #[inline]
     pub fn send<T>(&mut self, data: &T) -> Result<()>

lazuli_core/src/client/config.rs

@@ -0,0 +1,94 @@
+/// Config flags for the underlying socket of a client.
+pub struct SocketConfig {
+    /// Whether the socket should be blocking.
+    pub blocking: Option<bool>,
+    /// The read timeout for the socket.
+    pub read_timeout: Option<std::time::Duration>,
+    /// The write timeout for the socket.
+    pub write_timeout: Option<std::time::Duration>,
+    /// The time-to-live for the socket.
+    pub ttl: Option<u32>,
+    /// Whether the socket should have the Nagle algorithm disabled
+    pub nodelay: Option<bool>,
+}
+
+impl Default for SocketConfig {
+    fn default() -> Self {
+        Self {
+            blocking: None,
+            read_timeout: None,
+            write_timeout: None,
+            ttl: None,
+            nodelay: None,
+        }
+    }
+}
+
+impl SocketConfig {
+    /// Creates a new `SocketConfig` with all fields set to `None`.
+    /// This is equivalent to `SocketConfig::default()`.
+    pub fn new() -> Self {
+        Self::default()
+    }
+
+    /// Applies the configuration to the given socket. Any fields that are `None` are ignored.
+    pub fn apply_stream(&self, socket: &std::net::TcpStream) -> std::io::Result<()> {
+        if let Some(blocking) = self.blocking {
+            socket.set_nonblocking(!blocking)?;
+        }
+        if let Some(read_timeout) = self.read_timeout {
+            socket.set_read_timeout(Some(read_timeout))?;
+        }
+        if let Some(write_timeout) = self.write_timeout {
+            socket.set_write_timeout(Some(write_timeout))?;
+        }
+        if let Some(ttl) = self.ttl {
+            socket.set_ttl(ttl)?;
+        }
+        if let Some(nodelay) = self.nodelay {
+            socket.set_nodelay(nodelay)?;
+        }
+        Ok(())
+    }
+
+    /// Applies the configuration to the given listener. Any fields that are `None` are ignored.
+    pub fn apply_listener(&self, listener: &std::net::TcpListener) -> std::io::Result<()> {
+        if let Some(blocking) = self.blocking {
+            listener.set_nonblocking(!blocking)?;
+        }
+        if let Some(ttl) = self.ttl {
+            listener.set_ttl(ttl)?;
+        }
+        Ok(())
+    }
+
+    /// Sets the blocking flag for the socket.
+    pub fn blocking(mut self, blocking: bool) -> Self {
+        self.blocking = Some(blocking);
+        self
+    }
+
+    /// Sets the read timeout for the socket.
+    pub fn read_timeout(mut self, read_timeout: std::time::Duration) -> Self {
+        self.read_timeout = Some(read_timeout);
+        self
+    }
+
+    /// Sets the write timeout for the socket.
+    pub fn write_timeout(mut self, write_timeout: std::time::Duration) -> Self {
+        self.write_timeout = Some(write_timeout);
+        self
+    }
+
+    /// Sets the time-to-live for the socket.
+    pub fn ttl(mut self, ttl: u32) -> Self {
+        self.ttl = Some(ttl);
+        self
+    }
+
+    /// Sets the nodelay flag for the socket.
+    pub fn nodelay(mut self, nodelay: bool) -> Self {
+        self.nodelay = Some(nodelay);
+        self
+    }
+}

lazuli_core/src/client/mod.rs

@@ -1,4 +1,5 @@
 mod client;
+mod config;
 mod connector;
 mod input;
 mod listener;

lazuli_core/src/client/server.rs

@@ -5,6 +5,8 @@ use std::{
 
 use crate::{ArcMutex, Client, Result, Sendable};
 
+use super::config::{self, SocketConfig};
+
 pub struct Server {
     listener: TcpListener,
     streams: Vec<ArcMutex<Client>>,
@@ -19,14 +21,10 @@ impl Server {
             streams: vec![],
         })
     }
-    /// Creates a new non-blocking server.
-    pub fn new_nonblocking<T: ToSocketAddrs>(addrs: T) -> Result<Self> {
-        let listener = TcpListener::bind(addrs)?;
-        listener.set_nonblocking(true)?;
-        Ok(Server {
-            listener,
-            streams: vec![],
-        })
+    /// Adds a configuration to the server.
+    pub fn with_config(self, config: SocketConfig) -> Result<Self> {
+        config.apply_listener(&self.listener)?;
+        Ok(self)
     }
     /// Accepts a connection.
     pub fn accept(&mut self) -> Result<ArcMutex<Client>> {
@@ -116,7 +114,8 @@ mod test {
     }
     #[test]
     fn test_nonblocking_server() -> Result<()> {
-        let mut server = Server::new_nonblocking((Ipv4Addr::LOCALHOST, 0))?;
+        let mut server = Server::new((Ipv4Addr::LOCALHOST, 0))?
+            .with_config(SocketConfig::new().blocking(false))?;
         assert!(server.accept().is_err());
         if let Err(e) = server.accept() {
             assert_eq!(e.kind(), std::io::ErrorKind::WouldBlock);