Differential D7768 Diff 26431 services/tunnelbroker/src/websockets/mod.rs

Changeset View

Standalone View

services/tunnelbroker/src/websockets/mod.rs

		mod session;

use crate::CONFIG;		use crate::CONFIG;
use futures::future;		use futures::future;
use futures_util::stream::SplitSink;		use futures_util::stream::SplitSink;
use futures_util::SinkExt;		use futures_util::SinkExt;
use futures_util::{StreamExt, TryStreamExt};		use futures_util::{StreamExt, TryStreamExt};
use std::net::SocketAddr;		use std::net::SocketAddr;
use std::{env, io::Error};		use std::{env, io::Error};
use tokio::net::{TcpListener, TcpStream};		use tokio::net::{TcpListener, TcpStream};
Show All 33 Lines	Err(e) => {
return;		return;
}		}
};		};

let (mut outgoing, incoming) = ws_stream.split();		let (mut outgoing, incoming) = ws_stream.split();
// Create channel for messages to be passed to this connection		// Create channel for messages to be passed to this connection
let (tx, mut rx) = mpsc::unbounded_channel::<String>();		let (tx, mut rx) = mpsc::unbounded_channel::<String>();

		let session = session::WebsocketSession::new(tx.clone());
let handle_incoming = incoming.try_for_each(\|msg\| {		let handle_incoming = incoming.try_for_each(\|msg\| {
debug!("Received message from {}", addr);		debug!("Received message from {}", addr);
match msg {		match msg {
Message::Text(text) => {		Message::Text(text) => {
match handle_message_from_device(&text, &tx) {		match session.handle_message_from_device(&text) {
Ok(_) => {		Ok(_) => {
debug!("Successfully handled message: {}", text)		debug!("Successfully handled message: {}", text)
}		}
Err(e) => {		Err(e) => {
error!("Failed to process message: {}", e);		error!("Failed to process message: {}", e);
}		}
};		};
}		}
Show All 13 Lines	tokio::select! {
Ok(_) = handle_incoming => { debug!("Received message from websocket") },		Ok(_) = handle_incoming => { debug!("Received message from websocket") },
else => {		else => {
info!("Connection with {} closed.", addr);		info!("Connection with {} closed.", addr);
ACTIVE_CONNECTIONS.remove("test");		ACTIVE_CONNECTIONS.remove("test");
}		}
}		}
}		}

fn handle_message_from_device(
message: &str,
tx: &tokio::sync::mpsc::UnboundedSender<std::string::String>,
) -> Result<(), serde_json::Error> {
match serde_json::from_str::<Messages>(message)? {
Messages::SessionRequest(session_info) => {
ACTIVE_CONNECTIONS.insert(session_info.device_id, tx.clone());
}
_ => {
debug!("Received invalid request");
}
}

Ok(())
}

async fn handle_message_from_service(		async fn handle_message_from_service(
incoming_payload: String,		incoming_payload: String,
outgoing: &mut SplitSink<WebSocketStream<tokio::net::TcpStream>, Message>,		outgoing: &mut SplitSink<WebSocketStream<tokio::net::TcpStream>, Message>,
) {		) {
if let Err(e) = outgoing.send(Message::Text(incoming_payload)).await {		if let Err(e) = outgoing.send(Message::Text(incoming_payload)).await {
error!("Failed to send message to device: {}", e);		error!("Failed to send message to device: {}", e);
}		}
}		}