36 lines
1.0 KiB
Rust
36 lines
1.0 KiB
Rust
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use std::env;
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use std::net::SocketAddr;
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use futures_util::StreamExt;
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use tokio::net::{TcpListener, TcpStream};
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pub type BoxError = Box<dyn std::error::Error + Send + Sync>;
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async fn accept_connection(stream: TcpStream, addr: SocketAddr) -> Result<(), BoxError> {
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println!("Peer address: {}", addr);
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let ws_stream = tokio_tungstenite::accept_async(stream)
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.await
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.err(format!("Error during WS handshake.").into());
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println!("New WebSocket connection: {}", addr);
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let (write, read) = ws_stream.split();
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read.forward(write).await.expect("Failed to forward message")
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}
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#[tokio::main]
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async fn main() -> Result<(), BoxError> {
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// Create the event loop and TCP listener we'll accept connections on.
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let addr = env::args().nth(1).unwrap_or_else(|| "127.0.0.1:8080".to_string());
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let try_socket = TcpListener::bind(&addr).await;
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let mut listener = try_socket.expect("Failed to bind");
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while let Ok((stream, addr)) = listener.accept().await {
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tokio::spawn(accept_connection(stream, addr));
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}
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Ok(())
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}
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