store

type Store interface {
	Lock() error
	Unlock() error
	Close() error
	Reserve(id string, ip net.IP, podName string, podNamespace string, controller string) (bool, error)
	Release(id string) error

	RetrieveGateway(subnet *net.IPNet) net.IP // return nil if error
	RetrieveAllocated(namespace string, subnet *net.IPNet) (*utils.RangeSet, error)
	RetrieveUsed(namespace string, subnet *net.IPNet) (*utils.RangeSet, error)
}