package meta import ( "fmt" "os" "path" "go.etcd.io/bbolt" "go.uber.org/zap" ) // Open boltDB instance for metabase. func (db *DB) Open() error { err := os.MkdirAll(path.Dir(db.info.Path), db.info.Permission) if err != nil { return fmt.Errorf("can't create dir %s for metabase: %w", db.info.Path, err) } db.log.Debug("created directory for Metabase", zap.String("path", db.info.Path)) db.boltDB, err = bbolt.Open(db.info.Path, db.info.Permission, db.boltOptions) if err != nil { return fmt.Errorf("can't open boltDB database: %w", err) } db.log.Debug("opened boltDB instance for Metabase") return nil } // Init initializes metabase, however metabase doesn't need extra preparations, // so it implemented to satisfy interface of storage engine components. func (db *DB) Init() error { db.log.Debug("Metabase has been initialized") return nil } // Close closes boltDB instance. func (db *DB) Close() error { return db.boltDB.Close() }