chat_no_wait/
chat_no_wait.rs

1use anyhow::Result;
2use iroh::{Endpoint, SecretKey};
3use iroh_gossip::{api::Event, net::Gossip};
4
5// Imports from distrubuted-topic-tracker
6use distributed_topic_tracker::{
7    AutoDiscoveryGossip, RecordPublisher, TopicId
8};
9
10#[tokio::main]
11async fn main() -> Result<()> {
12    // Generate a new random secret key
13    let secret_key = SecretKey::generate(rand::rngs::OsRng);
14
15    // Set up endpoint with discovery enabled
16    let endpoint = Endpoint::builder()
17        .secret_key(secret_key.clone())
18        .discovery_n0()
19        .bind()
20        .await?;
21
22    // Initialize gossip with auto-discovery
23    let gossip = Gossip::builder()
24        .spawn(endpoint.clone());
25
26    // Set up protocol router
27    let _router = iroh::protocol::Router::builder(endpoint.clone())
28        .accept(iroh_gossip::ALPN, gossip.clone())
29        .spawn();
30
31    let topic_id = TopicId::new("my-iroh-gossip-topic".to_string());
32    let initial_secret = b"my-initial-secret".to_vec();
33
34    let record_publisher = RecordPublisher::new(
35        topic_id.clone(),
36        endpoint.node_id(),
37        secret_key.secret().clone(),
38        None,
39        initial_secret,
40    );
41    let (gossip_sender, gossip_receiver) = gossip
42        .subscribe_and_join_with_auto_discovery_no_wait(record_publisher)
43        .await?
44        .split().await?;
45
46    println!("Joined topic");
47
48    // Spawn listener for incoming messages
49    tokio::spawn(async move {
50        while let Some(Ok(event)) = gossip_receiver.next().await {
51            if let Event::Received(msg) = event {
52                println!(
53                    "\nMessage from {}: {}",
54                    &msg.delivered_from.to_string()[0..8],
55                    String::from_utf8(msg.content.to_vec()).unwrap()
56                );
57            } else if let Event::NeighborUp(peer) = event {
58                println!("\nJoined by {}", &peer.to_string()[0..8]);
59            }
60        }
61    });
62
63    // Main input loop for sending messages
64    let mut buffer = String::new();
65    let stdin = std::io::stdin();
66    loop {
67        print!("\n> ");
68        stdin.read_line(&mut buffer).unwrap();
69        gossip_sender.broadcast(buffer.clone().replace("\n", "").into())
70            .await
71            .unwrap();
72        println!(" - (sent)");
73        buffer.clear();
74    }
75}
chat_no_wait/chat_no_wait.rs

chat_no_wait/
chat_no_wait.rs
