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blobinfocache: add function to delete the cache directory #2435

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May 28, 2024
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12 changes: 12 additions & 0 deletions pkg/blobinfocache/default.go
Original file line number Diff line number Diff line change
Expand Up @@ -74,3 +74,15 @@ func DefaultCache(sys *types.SystemContext) types.BlobInfoCache {
logrus.Debugf("Using SQLite blob info cache at %s", path)
return cache
}

// CleanupDefaultCache removes the blob info cache directory.
// It deletes the cache directory but it does not affect any file or memory buffer currently
// in use.
func CleanupDefaultCache(sys *types.SystemContext) error {
dir, err := blobInfoCacheDir(sys, rootless.GetRootlessEUID())
if err != nil {
// Mirror the DefaultCache behavior that does not fail in this case
return nil
}
return os.RemoveAll(dir)
}