Garmelon/euphoxide
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Remove dependency on rand

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This commit is contained in:
Joscha 2022-08-18 18:28:56 +02:00
parent 643da74bcc
commit cab82cf775
2 changed files with 7 additions and 8 deletions
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1
Cargo.toml
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@ -5,7 +5,6 @@ edition = "2021"
[dependencies]
futures = "0.3.23"
rand = "0.8.5"
serde = { version = "1.0.143", features = ["derive"] }
serde_json = "1.0.83"
thiserror = "1.0.32"

14
src/conn.rs
View file

@ -11,7 +11,6 @@ use std::time::Duration;
use futures::channel::oneshot;
use futures::stream::{SplitSink, SplitStream};
use futures::{SinkExt, StreamExt};
use rand::Rng;
use tokio::net::TcpStream;
use tokio::sync::mpsc;
use tokio::{select, task, time};
@ -171,7 +170,7 @@ struct State {
packet_tx: mpsc::UnboundedSender<Data>,
last_ws_ping: Option<Vec<u8>>,
last_ws_ping: Option<u64>,
last_ws_pong: Option<Vec<u8>>,
last_euph_ping: Option<Time>,
last_euph_pong: Option<Time>,
@ -353,16 +352,17 @@ impl State {
async fn do_pings(&mut self, event_tx: &mpsc::UnboundedSender<Event>) -> InternalResult<()> {
// Check old ws ping
if self.last_ws_ping.is_some() && self.last_ws_ping != self.last_ws_pong {
let last_ws_ping_bytes = self.last_ws_ping.map(|n| n.to_be_bytes().to_vec());
if self.last_ws_ping.is_some() && last_ws_ping_bytes != self.last_ws_pong {
return Err("server missed ws ping".into());
}
// Send new ws ping
let mut ws_payload = [0_u8; 8];
rand::thread_rng().fill(&mut ws_payload);
self.last_ws_ping = Some(ws_payload.to_vec());
let ws_ping = self.last_ws_ping.unwrap_or_default().wrapping_add(1);
let ws_ping_bytes = ws_ping.to_be_bytes().to_vec();
self.last_ws_ping = Some(ws_ping);
self.ws_tx
.send(tungstenite::Message::Ping(ws_payload.to_vec()))
.send(tungstenite::Message::Ping(ws_ping_bytes))
.await?;
// Check old euph ping