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tape: add MediaPool::lock_unassigned_media_pool() helper

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This commit is contained in:
Dietmar Maurer 2021-03-19 10:13:38 +01:00
parent 54fcb7f5d8
commit 2ab2ca9c24
1 changed files with 7 additions and 3 deletions
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10
src/tape/media_pool.rs
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@ -441,9 +441,7 @@ impl MediaPool {
println!("no expired media in pool, try to find unassigned/free media");
// try unassigned media
// lock artificial "__UNASSIGNED__" pool to avoid races
let _lock = MediaPool::lock(&self.state_path, "__UNASSIGNED__")?;
let _lock = Self::lock_unassigned_media_pool(&self.state_path)?;
self.inventory.reload()?;
@ -574,6 +572,12 @@ impl MediaPool {
Ok(MediaPoolLockGuard(lock))
}
/// Lock for media not assigned to any pool
pub fn lock_unassigned_media_pool(base_path: &Path) -> Result<MediaPoolLockGuard, Error> {
// lock artificial "__UNASSIGNED__" pool to avoid races
MediaPool::lock(base_path, "__UNASSIGNED__")
}
}
/// Backup media