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fix shutdown

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This commit is contained in:
John Smith 2023-05-17 19:16:39 -04:00
parent b1bbeb392b
commit 24bd401c90
1 changed files with 10 additions and 9 deletions
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19
veilid-server/src/server.rs
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@ -59,8 +59,10 @@ pub async fn run_veilid_server_internal(
// Create VeilidCore setup // Create VeilidCore setup
let update_callback = Arc::new(move |change: veilid_core::VeilidUpdate| { let update_callback = Arc::new(move |change: veilid_core::VeilidUpdate| {
if sender.send(change).is_err() { if let Err(e) = sender.send(change) {
error!("error sending veilid update callback"); // Don't log here, as that loops the update callback in some cases and will deadlock
let change = e.into_inner();
eprintln!("error sending veilid update callback: {:?}", change);
} }
}); });
let config_callback = settings.get_core_config_callback(); let config_callback = settings.get_core_config_callback();
@ -88,12 +90,8 @@ pub async fn run_veilid_server_internal(
// Process all updates // Process all updates
let capi2 = capi.clone(); let capi2 = capi.clone();
let mut shutdown_switch = { let update_receiver_shutdown = SingleShotEventual::new(Some(()));
let shutdown_switch_locked = SHUTDOWN_SWITCH.lock(); let mut update_receiver_shutdown_instance = update_receiver_shutdown.instance().fuse();
(*shutdown_switch_locked).as_ref().map(|ss| ss.instance())
}
.unwrap()
.fuse();
let update_receiver_jh = spawn_local(async move { let update_receiver_jh = spawn_local(async move {
loop { loop {
select! { select! {
@ -107,7 +105,7 @@ pub async fn run_veilid_server_internal(
break; break;
} }
} }
_ = shutdown_switch => { _ = update_receiver_shutdown_instance => {
break; break;
} }
}; };
@ -177,6 +175,9 @@ pub async fn run_veilid_server_internal(
// Shut down Veilid API to release state change sender // Shut down Veilid API to release state change sender
veilid_api.shutdown().await; veilid_api.shutdown().await;
// Shut down update receiver now that there are no more updates
update_receiver_shutdown.resolve(()).await;
// Wait for update receiver to exit // Wait for update receiver to exit
let _ = update_receiver_jh.await; let _ = update_receiver_jh.await;