Files
2026-02-17 11:44:23 +00:00

63 lines
2.1 KiB
Rust

use libp2p::identity;
use networking::{self, FromSwarm, ToSwarm};
use tokio::sync::mpsc;
use tokio::{io, io::AsyncBufReadExt as _, select};
use tracing_subscriber::EnvFilter;
use tracing_subscriber::filter::LevelFilter;
#[tokio::main]
async fn main() {
let _ = tracing_subscriber::fmt()
.with_env_filter(EnvFilter::from_default_env().add_directive(LevelFilter::INFO.into()))
.try_init();
// Configure swarm
let (to_client, mut from_swarm) = mpsc::channel(20);
let (to_swarm, from_client) = mpsc::channel(20);
let mut peer = networking::Peer::new(
"chatroom!".to_string(),
identity::Keypair::generate_ed25519(),
to_client,
from_client,
)
.expect("listen error");
// Create a Gossipsub topic & subscribe
// Read full lines from stdin
let mut stdin = io::BufReader::new(io::stdin()).lines();
println!("Enter messages via STDIN and they will be sent to connected peers using Gossipsub");
let jh = tokio::spawn(async move { peer.run().await });
_ = to_swarm
.send(ToSwarm::Subscribe("chatting".to_string()))
.await;
// Kick it off
loop {
select! {
// on gossipsub outgoing
Ok(Some(line)) = stdin.next_line() => {
_ = to_swarm.send(ToSwarm::Message("chatting".to_string(), line.into_bytes())).await;
}
event = from_swarm.recv() => match event {
// on gossipsub incoming
Some(FromSwarm::Message(peer_id,_, data)) => println!(
"\n\nGot message: '{}' from peer: {peer_id}\n\n",
String::from_utf8_lossy(&data),
),
// on discovery
Some(FromSwarm::Discovered(peer_id)) => {
println!("\n\nConnected to: {peer_id}\n\n");
}
Some(FromSwarm::Expired(peer_id)) => {
println!("\n\nDisconnected from: {peer_id}\n\n");
}
Some(FromSwarm::PublishError(e)) => eprintln!("\n\nError {e:?}\n\n"),
None => break,
}
}
}
_ = jh.await;
}