forked from emma/liminality
rewrite
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ed09e931c7
commit
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GPG Key ID:
6D661C738815E7DD
129
src/main.rs
129
src/main.rs
@ -17,90 +17,75 @@
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*/
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use std::{
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io::Read,
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net::{ TcpListener, TcpStream },
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thread,
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io::{ self, BufRead, BufReader, Write },
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net::{ TcpListener, TcpStream },
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thread,
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};
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use serde_derive::Deserialize;
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#[derive(Debug, Deserialize)]
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struct MessageOuter {
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auth: Option<String>,
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message: Message,
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to: String,
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}
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#[derive(Debug, Deserialize)]
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struct Message {
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body: String,
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from: Option<String>,
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from: Option<String>,
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body: Option<String>,
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}
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fn parse_message(input: &str) -> MessageOuter {
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let mut auth: Option<String> = None;
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let mut body = String::new();
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let mut from = None;
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let mut to = String::new();
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fn handle_client(stream: TcpStream) {
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let mut reader = BufReader::new(&stream);
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let mut writer = &stream;
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for line in input.lines() {
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let mut parts = line.split_whitespace();
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if let Some(field) = parts.next() {
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if let Some(value) = parts.next() {
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match field {
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"AUTH" => auth = Some(value.to_string()),
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"BODY" => body = value.to_string(),
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"FROM" => from = Some(value.to_string()),
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"TO" => to = value.to_string(),
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_ => {},
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}
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}
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}
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}
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let mut message = Message {
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from: None,
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body: None,
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};
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let message_outer = MessageOuter {
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auth,
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message: Message { body, from },
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to,
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};
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loop {
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let mut send = false;
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let mut buffer = String::new();
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if reader.read_line(&mut buffer).is_err() {
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println!(
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"{} disconnected.",
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message.from.unwrap_or_else(|| { format!("anon") }),
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);
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break;
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}
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message_outer
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}
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let words: Vec<&str> = buffer.split_whitespace().collect();
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if words.is_empty() {
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continue;
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}
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fn read_from(mut stream: TcpStream) {
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let mut buf = Vec::new();
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match words[0] {
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"FROM" => {
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message.from = Some(words[1..].join(" "));
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}
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"BODY" => {
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message.body = Some(words[1..].join(" "));
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send = true;
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}
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_ => {}
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}
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while let Ok(bytes_read) = stream.read_to_end(&mut buf) {
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if bytes_read == 0 { break }
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let message_outer = parse_message(
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String::from_utf8(buf.clone()).as_ref().unwrap()
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);
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let user = message_outer.message.from.unwrap_or_else(|| {
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format!("anon")
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});
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println!("{}: {}", user, message_outer.message.body);
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}
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if send {
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println!(
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"{}: {}",
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message.from.clone().unwrap_or_else(|| { format!("anon") }),
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message.body.take().unwrap(),
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);
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}
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}
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}
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fn main() {
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let listener = TcpListener::bind("127.0.0.1:8080")
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.expect("Failed to bind address");
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let listener = TcpListener::bind("0.0.0.0:8080")
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.expect("Failed to bind to port 8080.");
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println!("Server listening on port 8080.");
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println!("Server listening on 127.0.0.1:8080");
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for stream in listener.incoming() {
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match stream {
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Ok(stream) => {
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thread::spawn(move || {
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read_from(stream);
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});
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}
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Err(err) => {
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eprintln!("Error accepting client connection: {}", err);
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}
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}
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}
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for stream in listener.incoming() {
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match stream {
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Ok(stream) => {
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thread::spawn(move || handle_client(stream));
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}
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Err(e) => {
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eprintln!("Error accepting client connection: {}", e);
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}
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}
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}
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}
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123
temp.rs
Normal file
123
temp.rs
Normal file
@ -0,0 +1,123 @@
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use std::io::{Read, Write};
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use std::net::{TcpListener, TcpStream};
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use std::sync::{Arc, Mutex};
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use std::thread;
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#[derive(Debug, Deserialize)]
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struct MessageOuter {
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auth: Option<String>,
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message: Message,
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to: String,
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}
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#[derive(Debug, Deserialize)]
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struct Message {
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body: String,
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from: Option<String>,
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}
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fn parse_message(input: &str) -> MessageOuter {
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let mut auth: Option<String> = None;
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let mut body = String::new();
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let mut from = None;
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let mut to = String::new();
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for line in input.lines() {
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let mut parts = line.split_whitespace();
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if let Some(field) = parts.next() {
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if let Some(value) = parts.next() {
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match field {
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"AUTH" => auth = Some(value.to_string()),
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"BODY" => body = value.to_string(),
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"FROM" => from = Some(value.to_string()),
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"TO" => to = value.to_string(),
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_ => {}
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}
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}
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}
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}
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let message_outer = MessageOuter {
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auth,
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message: Message { body, from },
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to,
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};
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message_outer
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}
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fn read_from(mut stream: TcpStream) -> MessageOuter {
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let mut buf = Vec::new();
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let mut message_outer = MessageOuter {
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auth: None,
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message: Message {
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body: "".to_string(),
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from: None,
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},
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to: "".to_string(),
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};
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while let Ok(bytes_read) = stream.read_to_end(&mut buf) {
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if bytes_read == 0 {
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break;
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}
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message_outer = parse_message(
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String::from_utf8(buf.clone()).as_ref().unwrap()
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);
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}
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message_outer.message.from = Some(
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message_outer.message.from.unwrap_or_else(|| "anon".to_string())
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);
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message_outer
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}
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fn main() {
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let listener = TcpListener::bind("127.0.0.1:8080")
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.expect("Failed to bind address");
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println!("Server listening on 127.0.0.1:8080");
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let client_list: Arc<Mutex<Vec<TcpStream>>> = Arc::new(
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Mutex::new(vec![])
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);
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for stream in listener.incoming() {
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match stream {
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Ok(stream) => {
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let client_list = Arc::clone(&client_list);
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thread::spawn(move || {
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// Add the client's stream to the client list
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client_list.lock().unwrap().push(stream.try_clone().unwrap());
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let message = read_from(stream);
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// Send the received message to all connected clients
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let serialized_message = serde_json::to_string(&message).unwrap();
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let client_list = client_list.lock().unwrap();
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for client in &*client_list {
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if let Err(e) = client.write_all(serialized_message.as_bytes()) {
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eprintln!("Failed to write to client: {}", e);
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}
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if let Err(e) = client.flush() {
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eprintln!("Failed to flush stream: {}", e);
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}
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}
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// Remove the client's stream from the client list
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client_list
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.lock()
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.unwrap()
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.retain(|client| client
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.peer_addr()
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.unwrap() != stream.peer_addr().unwrap());
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});
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}
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Err(err) => {
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eprintln!("Error accepting client connection: {}");
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}
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}
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}
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}
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