frostfs-node/pkg/local_object_storage/metabase/delete.go

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package meta
import (
"github.com/nspcc-dev/neofs-api-go/pkg/object"
"github.com/pkg/errors"
"go.etcd.io/bbolt"
)
var tombstoneBucket = []byte("tombstones")
// Delete marks object as deleted.
func (db *DB) Delete(addr *object.Address) error {
return db.delete(addr)
}
func objectRemoved(tx *bbolt.Tx, addr []byte) bool {
tombstoneBucket := tx.Bucket(tombstoneBucket)
return tombstoneBucket != nil && tombstoneBucket.Get(addr) != nil
}
// DeleteObjects marks list of objects as deleted.
func (db *DB) DeleteObjects(list ...*object.Address) {
if err := db.delete(list...); err != nil {
// TODO: log error
}
}
func (db *DB) delete(list ...*object.Address) error {
return db.boltDB.Update(func(tx *bbolt.Tx) error {
bucket, err := tx.CreateBucketIfNotExists(tombstoneBucket)
if err != nil {
return errors.Wrapf(err, "(%T) could not create tombstone bucket", db)
}
for i := range list {
if err := bucket.Put(addressKey(list[i]), nil); err != nil {
return errors.Wrapf(err, "(%T) could not put to tombstone bucket", db)
}
}
return nil
})
}