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[#536] blobovnicza: Add blobovniczatree DB cache

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Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2023-08-31 11:32:09 +03:00
parent c672f59ab8
commit 7456c8556a
10 changed files with 124 additions and 20 deletions
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18
pkg/local_object_storage/blobstor/blobovniczatree/control.go
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@ -21,15 +21,13 @@ func (b *Blobovniczas) Open(readOnly bool) error {
func (b *Blobovniczas) Init() error {
b.log.Debug(logs.BlobovniczatreeInitializingBlobovniczas)
b.openManagers()
if b.readOnly {
b.log.Debug(logs.BlobovniczatreeReadonlyModeSkipBlobovniczasInitialization)
return nil
}
return b.iterateLeaves(context.TODO(), func(p string) (bool, error) {
shBlz := b.openBlobovniczaNoCache(p)
shBlz := b.getBlobovniczaWithoutCaching(p)
_, err := shBlz.Open()
if err != nil {
return true, err
@ -44,23 +42,25 @@ func (b *Blobovniczas) Init() error {
func (b *Blobovniczas) openManagers() {
b.commondbManager.Open() //order important
b.activeDBManager.Open()
b.dbCache.Open()
}
// Close implements common.Storage.
func (b *Blobovniczas) Close() error {
b.activeDBManager.Close() //order important
b.dbCache.Close() //order important
b.activeDBManager.Close()
b.commondbManager.Close()
return nil
}
// opens and returns blobovnicza with path p.
// returns blobovnicza with path p
//
// If blobovnicza is already opened and cached, instance from cache is returned w/o changes.
func (b *Blobovniczas) openBlobovnicza(p string) *sharedDB {
return b.openBlobovniczaNoCache(p)
// If blobovnicza is already cached, instance from cache is returned w/o changes.
func (b *Blobovniczas) getBlobovnicza(p string) *sharedDB {
return b.dbCache.GetOrCreate(p)
}
func (b *Blobovniczas) openBlobovniczaNoCache(p string) *sharedDB {
func (b *Blobovniczas) getBlobovniczaWithoutCaching(p string) *sharedDB {
return b.commondbManager.GetByPath(p)
}