server

type Server interface {
	Serve() error
	Stop() error
	GracefulStop(ctx context.Context) error
	Info(group, cluster string) *ServiceInfo
}

type ServiceInfo struct {
	Name        string
	Scheme      string
	IP          string
	Port        int
	Weight      float64
	Enable      bool
	Healthy     bool
	Ephemeral   bool
	Metadata    map[string]string
	Region      string
	Zone        string
	GroupName   string
	ClusterName string
}