func (db *DB) open() error {
db.opts = newOptions(db.cfg)
db.iteratorOpts = &opt.ReadOptions{}
db.iteratorOpts.DontFillCache = true
var err error
db.db, err = leveldb.OpenFile(db.path, db.opts)
return err
}
func (s Store) Open(path string, cfg *config.Config) (driver.IDB, error) {
if err := os.MkdirAll(path, os.ModePerm); err != nil {
return nil, err
}
db := new(DB)
db.path = path
db.cfg = &cfg.LevelDB
db.initOpts()
var err error
db.db, err = leveldb.OpenFile(db.path, db.opts)
if err != nil {
return nil, err
}
return db, nil
}