Implement broadcast to all nodes

This commit is contained in:
2024-10-03 21:22:36 +02:00
parent 8bf201b3e5
commit 2a7ea4c969
3 changed files with 105 additions and 27 deletions

View File

@ -1,21 +1,92 @@
use cidr::IpCidr;
use hickory_resolver::Name;
use rocket::futures::{stream::Next, SinkExt, StreamExt};
use rocket_ws::Message;
use std::{collections::HashMap, net::IpAddr, str::FromStr};
use rocket_ws::{frame::CloseFrame, Message};
use std::{collections::HashMap, net::IpAddr, ops::Deref, str::FromStr, sync::Mutex};
use crate::worker::{
detection::detect_scanner_from_name,
modules::{Network, WorkerMessages},
};
use crate::{DbConn, Scanner};
use rocket::futures::channel::mpsc::Sender;
pub struct Server<'a> {
pub clients: HashMap<u32, Worker<'a>>,
pub type WorkersList = Vec<Sender<Message>>;
pub struct SharedData {
pub workers: Mutex<WorkersList>,
}
impl SharedData {
pub fn init() -> SharedData {
SharedData {
workers: Mutex::new(vec![]),
}
}
pub fn add_worker(tx: Sender<Message>, workers: &Mutex<WorkersList>) -> () {
let workers_lock = workers.try_lock();
if let Ok(mut workers) = workers_lock {
workers.push(tx);
info!("Clients: {}", workers.len());
std::mem::drop(workers);
} else {
error!("Unable to lock workers");
}
}
pub fn shutdown_to_all(workers: &Mutex<WorkersList>) -> () {
let workers_lock = workers.try_lock();
if let Ok(ref workers) = workers_lock {
workers.iter().for_each(|tx| {
let res = tx.clone().try_send(Message::Close(Some(CloseFrame {
code: rocket_ws::frame::CloseCode::Away,
reason: "Server stop".into(),
})));
match res {
Ok(_) => {
info!("Worker did receive stop signal.");
}
Err(err) => {
error!("Send error: {err}");
}
};
});
info!("Currently {} workers online.", workers.len());
std::mem::drop(workers_lock);
} else {
error!("Unable to lock workers");
}
}
pub fn send_to_all(workers: &Mutex<WorkersList>, message: &str) -> () {
let workers_lock = workers.try_lock();
if let Ok(ref workers) = workers_lock {
workers.iter().for_each(|tx| {
let res = tx.clone().try_send(Message::Text(message.to_string()));
match res {
Ok(_) => {
info!("Message sent to worker !");
}
Err(err) => {
error!("Send error: {err}");
}
};
});
info!("Currently {} workers online.", workers.len());
std::mem::drop(workers_lock);
} else {
error!("Unable to lock workers");
}
}
}
pub struct Server {
pub clients: HashMap<u32, String>,
pub new_scanners: HashMap<String, IpAddr>,
}
impl<'a> Server<'a> {
impl Server {
pub async fn commit(&mut self, conn: &mut DbConn) -> &Server {
for (name, query_address) in self.new_scanners.clone() {
let scanner_name = Name::from_str(name.as_str()).unwrap();