Some improvements in background worker but we terminate late

src/model/block.rs

@@ -254,19 +254,18 @@ impl BlockManager {
 		Ok(())
 	}
 
-	async fn resync_loop(
-		self: Arc<Self>,
-		mut must_exit: watch::Receiver<bool>,
-	) {
+	async fn resync_loop(self: Arc<Self>, mut must_exit: watch::Receiver<bool>) {
 		while !*must_exit.borrow() {
 			if let Err(e) = self.resync_iter(&mut must_exit).await {
 				warn!("Error in block resync loop: {}", e);
-				tokio::time::sleep(Duration::from_secs(10)).await;
+				select! {
+					_ = tokio::time::sleep(Duration::from_secs(10)).fuse() => (),
+					_ = must_exit.changed().fuse() => (),
+				}
 			}
 		}
 	}
 
-
 	async fn resync_iter(&self, must_exit: &mut watch::Receiver<bool>) -> Result<(), Error> {
 		if let Some(first_item) = self.resync_queue.iter().next() {
 			let (time_bytes, hash_bytes) = first_item?;
@@ -280,7 +279,7 @@ impl BlockManager {
 					self.put_to_resync(&hash, RESYNC_RETRY_TIMEOUT)?;
 				}
 				self.resync_queue.remove(&time_bytes)?;
-				res?;	// propagate error to delay main loop
+				res?; // propagate error to delay main loop
 			} else {
 				let delay = tokio::time::sleep(Duration::from_millis(time_msec - now));
 				select! {

src/model/key_table.rs

@@ -109,7 +109,8 @@ impl TableSchema for KeyTable {
 			KeyFilter::Deleted(df) => df.apply(entry.deleted.get()),
 			KeyFilter::Matches(pat) => {
 				let pat = pat.to_lowercase();
-				entry.key_id.to_lowercase().starts_with(&pat) || entry.name.get().to_lowercase() == pat
+				entry.key_id.to_lowercase().starts_with(&pat)
+					|| entry.name.get().to_lowercase() == pat
 			}
 		}
 	}

src/model/object_table.rs

@@ -195,8 +195,7 @@ impl TableSchema for ObjectTable {
 
 	fn updated(&self, old: Option<Self::E>, new: Option<Self::E>) {
 		let version_table = self.version_table.clone();
-		// TODO not cancellable
-		self.background.spawn_cancellable(async move {
+		self.background.spawn(async move {
 			if let (Some(old_v), Some(new_v)) = (old, new) {
 				// Propagate deletion of old versions
 				for v in old_v.versions.iter() {

src/model/version_table.rs

@@ -110,8 +110,7 @@ impl TableSchema for VersionTable {
 
 	fn updated(&self, old: Option<Self::E>, new: Option<Self::E>) {
 		let block_ref_table = self.block_ref_table.clone();
-		// TODO not cancellable
-		self.background.spawn_cancellable(async move {
+		self.background.spawn(async move {
 			if let (Some(old_v), Some(new_v)) = (old, new) {
 				// Propagate deletion of version blocks
 				if new_v.deleted.get() && !old_v.deleted.get() {