1package storage 2 3import ( 4 "github.com/theupdateframework/notary/tuf/data" 5) 6 7// ErrOffline is used to indicate we are operating offline 8type ErrOffline struct{} 9 10func (e ErrOffline) Error() string { 11 return "client is offline" 12} 13 14var err = ErrOffline{} 15 16// OfflineStore is to be used as a placeholder for a nil store. It simply 17// returns ErrOffline for every operation 18type OfflineStore struct{} 19 20// GetSized returns ErrOffline 21func (es OfflineStore) GetSized(name string, size int64) ([]byte, error) { 22 return nil, err 23} 24 25// Set returns ErrOffline 26func (es OfflineStore) Set(name string, blob []byte) error { 27 return err 28} 29 30// SetMulti returns ErrOffline 31func (es OfflineStore) SetMulti(map[string][]byte) error { 32 return err 33} 34 35// Remove returns ErrOffline 36func (es OfflineStore) Remove(name string) error { 37 return err 38} 39 40// GetKey returns ErrOffline 41func (es OfflineStore) GetKey(role data.RoleName) ([]byte, error) { 42 return nil, err 43} 44 45// RotateKey returns ErrOffline 46func (es OfflineStore) RotateKey(role data.RoleName) ([]byte, error) { 47 return nil, err 48} 49 50// RemoveAll return ErrOffline 51func (es OfflineStore) RemoveAll() error { 52 return err 53} 54 55// Location returns a human readable name for the storage location 56func (es OfflineStore) Location() string { 57 return "offline" 58} 59