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modified: frida_server/src/server.rs

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This commit is contained in:
Michael Wain 2024-12-11 04:34:22 +03:00
parent 7855720b51
commit 26aa3c994c
1 changed files with 22 additions and 19 deletions
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41
frida_server/src/server.rs
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@ -145,28 +145,31 @@ pub async fn server_mode(server_config: ServerConfiguration, s_interface: Option
let tun_reader_task = tokio::spawn(async move { let tun_reader_task = tokio::spawn(async move {
let mut buf = vec![0u8; 4096]; let mut buf = vec![0u8; 4096];
loop { loop {
if let Ok(n) = dev_reader.read(&mut buf).await { match dev_reader.read(&mut buf).await {
if n <= 19 { continue; } Ok(n) => {
if n <= 19 { continue; }
let ip = IpAddr::V4(Ipv4Addr::new(buf[16], buf[17], buf[18], buf[19])); let ip = IpAddr::V4(Ipv4Addr::new(buf[16], buf[17], buf[18], buf[19]));
let mp = addrs_cl.lock().await; let mp = addrs_cl.lock().await;
if let Some(peer) = mp.get(&ip) { if let Some(peer) = mp.get(&ip) {
let aes = Aes256Gcm::new(&peer.shared_secret.into()); let aes = Aes256Gcm::new(&peer.shared_secret.into());
let nonce = Aes256Gcm::generate_nonce(&mut OsRng); let nonce = Aes256Gcm::generate_nonce(&mut OsRng);
let ciphered_data = aes.encrypt(&nonce, &buf[..n]); let ciphered_data = aes.encrypt(&nonce, &buf[..n]);
if let Ok(ciphered_d) = ciphered_data { if let Ok(ciphered_d) = ciphered_data {
let vpn_packet = UDPVpnPacket{ data: ciphered_d, nonce: nonce.to_vec()}; let vpn_packet = UDPVpnPacket{ data: ciphered_d, nonce: nonce.to_vec()};
let _ = send2hnd_sr.send((vpn_packet.serialize(), peer.addr)); let _ = send2hnd_sr.send((vpn_packet.serialize(), peer.addr));
} else {
error!("Traffic encryption failed.");
}
} else { } else {
error!("Traffic encryption failed."); // TODO: check in config is broadcast mode enabled (if not, do not send this to everyone)
//mp.values().for_each(| peer | { sock_snd.send_to(&buf[..n], peer.addr); });
} }
} else { drop(mp);
// TODO: check in config is broadcast mode enabled (if not, do not send this to everyone) },
//mp.values().for_each(| peer | { sock_snd.send_to(&buf[..n], peer.addr); }); Err(e) => error!("Error: {:?}", e)
}
drop(mp);
} }
} }
}); });