e2e_test/
e2e_test.rs

1use anyhow::Result;
2use iroh::{Endpoint, SecretKey};
3use iroh_gossip::net::Gossip;
4
5// Imports from distrubuted-topic-tracker
6use distributed_topic_tracker::{
7    AutoDiscoveryBuilder, AutoDiscoveryGossip, DefaultSecretRotation, 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)
18        .discovery_n0()
19        .bind()
20        .await?;
21
22    // Initialize gossip with auto-discovery
23    let gossip = Gossip::builder()
24        .spawn_with_auto_discovery::<DefaultSecretRotation>(endpoint.clone(), None)
25        .await?;
26
27    // Set up protocol router
28    let _router = iroh::protocol::Router::builder(endpoint.clone())
29        .accept(iroh_gossip::ALPN, gossip.gossip.clone())
30        .spawn();
31
32    let topic_id = TopicId::new("my-iroh-gossip-topic".to_string());
33    let initial_secret = b"my-initial-secret".to_vec();
34
35    // Split into sink (sending) and stream (receiving)
36    let (tx,mut rx) = gossip
37        .subscribe_and_join_with_auto_discovery(topic_id, initial_secret)
38        .await?.split();
39
40    tokio::spawn(async move {
41        let mut rx = rx.subscribe().await.unwrap();
42        while let Ok(event) = rx.recv().await {
43            println!("{event:?}");
44        }
45    });
46
47
48    tokio::time::sleep(std::time::Duration::from_secs(3)).await;
49    tx.broadcast(format!("hi from {}",endpoint.node_id()).into()).await?;
50
51
52    // print "[joined topic]" to stdout in success case
53    println!("[joined topic]");
54
55    tokio::time::sleep(std::time::Duration::from_secs(10)).await;
56
57    println!("[finished]");
58
59    // successfully joined
60    // exit with code 0
61    Ok(())
62}