backend

type Backend interface {
	Name() string
	Resize(size int64) error
	CurrentSize() (int64, error)
	Instances() (Instances, error)
	Terminate(instances Instances) error
}

type Instance interface {
	Name() string
	Describe() error
	LaunchTime() *time.Time
}

type Instances map[string]Instance

type RegInfo struct {
	Name       string
	NewBackend func(ctx context.Context, config configmap.Mapper) (Backend, error) `json:"-"`
	Options    fs.Options
}