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refine TUN_QUIT

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ssrlive 2024-02-11 01:53:20 +08:00
parent a317a3fc9e
commit 5514da71f9
1 changed files with 8 additions and 9 deletions
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17
src/api.rs
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@ -7,16 +7,15 @@ use tokio_util::sync::CancellationToken;
static TUN_QUIT: Mutex<Option<CancellationToken>> = Mutex::new(None); static TUN_QUIT: Mutex<Option<CancellationToken>> = Mutex::new(None);
pub(crate) fn tun2proxy_internal_run(args: Args, tun_mtu: u16) -> c_int { pub(crate) fn tun2proxy_internal_run(args: Args, tun_mtu: u16) -> c_int {
let mut lock = TUN_QUIT.lock().unwrap();
if lock.is_some() {
log::error!("tun2proxy already started");
return -1;
}
let shutdown_token = CancellationToken::new(); let shutdown_token = CancellationToken::new();
*lock = Some(shutdown_token.clone()); {
// explicit drop to avoid holding mutex lock while running proxy. let mut lock = TUN_QUIT.lock().unwrap();
drop(lock); if lock.is_some() {
log::error!("tun2proxy already started");
return -1;
}
*lock = Some(shutdown_token.clone());
}
let block = async move { let block = async move {
log::info!("Proxy {} server: {}", args.proxy.proxy_type, args.proxy.addr); log::info!("Proxy {} server: {}", args.proxy.proxy_type, args.proxy.addr);