cosmoline/src/main.rs

79 lines
2.3 KiB
Rust

use async_std::{fs, task};
use async_std::net::UdpSocket;
use async_std::path::PathBuf;
use async_std::sync::Arc;
use clap::{load_yaml, App};
use ed25519_dalek::Keypair;
mod keypair;
use keypair::{SSBKeypair, SSBPublicKey};
mod network;
use network::Peer;
type Config = toml::map::Map<String, toml::Value>;
async fn peer_discovery_recv() {
let socket = UdpSocket::bind(":::8008").await.unwrap();
let mut buf = [0u8; 1024];
loop {
let (amt, peer) = socket.recv_from(&mut buf).await.unwrap();
let buf = &mut buf[..amt];
let packet = String::from_utf8(buf.to_vec()).unwrap();
println!(
"{} {}",
peer,
Peer::from_discovery_packet(&packet).to_discovery_packet()
);
}
}
async fn peer_discovery_send(pubkey: Arc<String>) {
let socket = UdpSocket::bind(":::0").await.unwrap();
let msg = format!("net:1.2.3.4:8023~shs:{}", &pubkey);
let buf = msg.as_bytes();
socket.set_broadcast(true).unwrap();
loop {
println!("Sending packet: {:?}", &msg);
socket.send_to(&buf, "255.255.255.255:8008").await.unwrap();
socket.send_to(&buf, "[FF02::1]:8008").await.unwrap();
task::sleep(std::time::Duration::from_secs(1)).await;
}
}
#[async_std::main]
async fn main() {
let options = load_yaml!("options.yaml");
let options = App::from(options).get_matches();
let config_file = match options.value_of("config") {
Some(path) => PathBuf::from(path),
None => PathBuf::from(
dirs::config_dir()
.unwrap()
.join("cosmoline")
.join("config.toml"),
),
};
let config = fs::read_to_string(config_file).await.unwrap();
let config: Config = toml::from_str(config.as_str()).unwrap();
let path = match options.value_of("path") {
Some(path) => PathBuf::from(path),
None => match config.get("path") {
Some(path) => PathBuf::from(path.as_str().unwrap()),
None => PathBuf::from(dirs::home_dir().unwrap().join(".cosmoline")),
},
};
let keypair = Keypair::read_or_generate(path.join("secret")).await;
println!("{}", keypair.to_json().pretty(2));
let pubkey = keypair.public.to_base64();
task::spawn(peer_discovery_recv());
task::spawn(peer_discovery_send(Arc::new(pubkey))).await;
}