// Copyright (C) 2018 LEE Dongjun // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Library General Public // License as published by the Free Software Foundation; either // version 2 of the License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Library General Public License for more details. // // You should have received a copy of the GNU Library General Public // License along with this library; if not, write to the // Free Software Foundation, Inc., 51 Franklin Street, Suite 500, // Boston, MA 02110-1335, USA. // // SPDX-License-Identifier: LGPL-2.1-or-later use std::io::Write; use std::sync::{Arc, Mutex}; use std::{net, thread, time}; fn main() { let sockets: Arc>> = Arc::new(Mutex::new(vec![])); let streams = sockets.clone(); let _handler = thread::spawn(move || { let listener = net::TcpListener::bind("0.0.0.0:40000").unwrap(); for stream in listener.incoming() { streams.lock().unwrap().push(stream.unwrap()); } }); let buffer = [0; 160]; let wait = time::Duration::from_millis(20); loop { let now = time::Instant::now(); let sockets = sockets.lock().unwrap(); for mut socket in sockets.iter() { let _ = socket.write(&buffer); } let elapsed = now.elapsed(); if elapsed < wait { thread::sleep(wait - elapsed); } } }