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47 lines
734 B
47 lines
734 B
package driver
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import (
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"fmt"
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"github.com/lunny/nodb/config"
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)
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type Store interface {
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String() string
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Open(path string, cfg *config.Config) (IDB, error)
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Repair(path string, cfg *config.Config) error
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}
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var dbs = map[string]Store{}
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func Register(s Store) {
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name := s.String()
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if _, ok := dbs[name]; ok {
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panic(fmt.Errorf("store %s is registered", s))
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}
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dbs[name] = s
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}
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func ListStores() []string {
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s := []string{}
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for k, _ := range dbs {
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s = append(s, k)
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}
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return s
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}
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func GetStore(cfg *config.Config) (Store, error) {
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if len(cfg.DBName) == 0 {
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cfg.DBName = config.DefaultDBName
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}
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s, ok := dbs[cfg.DBName]
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if !ok {
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return nil, fmt.Errorf("store %s is not registered", cfg.DBName)
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}
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return s, nil
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}
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