udp_session

type SessionManager struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

type UDPSessionCommon struct {
	Ctx         context.Context
	Src         net.Destination
	CancelCause context.CancelCauseFunc
	Ipv4        bool
	Time        time.Time
	CloseOnce   sync.Once
}

type UdpSession interface {
	Ctx() context.Context
	Src() net.Destination
	// return quickly
	// Send p to its destination
	Dispatch(p *udp.Packet) error
	// close all related resources
	Close()
}