rqbit/crates/dht/src/main.rs
2021-07-14 00:48:53 +01:00

40 lines
1.1 KiB
Rust

use std::{collections::HashSet, str::FromStr, time::Duration};
use anyhow::Context;
use dht::{Dht, Id20};
use log::info;
use tokio_stream::StreamExt;
#[tokio::main]
async fn main() -> anyhow::Result<()> {
pretty_env_logger::init();
let info_hash = Id20::from_str("64a980abe6e448226bb930ba061592e44c3781a1").unwrap();
let dht = Dht::new().await.context("error initializing DHT")?;
let mut stream = dht.get_peers(info_hash).await?;
let mut seen = HashSet::new();
let stats_printer = async move {
loop {
tokio::time::sleep(Duration::from_secs(5)).await;
info!("DHT stats: {:?}", dht.stats());
}
Ok::<_, anyhow::Error>(())
};
let peer_printer = async move {
while let Some(peer) = stream.next().await {
let peer = peer.context("error reading peer stream")?;
if seen.insert(peer) {
log::info!("peer found: {}", peer)
}
}
Ok(())
};
let res = tokio::select! {
res = stats_printer => res,
res = peer_printer => res,
};
res
}