Golang EUI64.UnmarshalText方法代码示例

// Create creates the given Node.
func (a *NodeAPI) Create(ctx context.Context, req *pb.CreateNodeRequest) (*pb.CreateNodeResponse, error) {
	var appEUI, devEUI lorawan.EUI64
	var appKey lorawan.AES128Key

	if err := appEUI.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}
	if err := devEUI.UnmarshalText([]byte(req.DevEUI)); err != nil {
		return nil, err
	}
	if err := appKey.UnmarshalText([]byte(req.AppKey)); err != nil {
		return nil, err
	}

	node := models.Node{
		DevEUI: devEUI,
		AppEUI: appEUI,
		AppKey: appKey,

		RXDelay:     uint8(req.RxDelay),
		RX1DROffset: uint8(req.Rx1DROffset),
	}
	if req.ChannelListID > 0 {
		node.ChannelListID = &req.ChannelListID
	}

	if err := storage.CreateNode(a.ctx.DB, node); err != nil {
		return nil, err
	}

	return &pb.CreateNodeResponse{}, nil
}

// Update updates the node matching the given DevEUI.
func (a *NodeAPI) Update(ctx context.Context, req *pb.UpdateNodeRequest) (*pb.UpdateNodeResponse, error) {
	var appEUI, devEUI lorawan.EUI64
	var appKey lorawan.AES128Key

	if err := appEUI.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}
	if err := devEUI.UnmarshalText([]byte(req.DevEUI)); err != nil {
		return nil, err
	}
	if err := appKey.UnmarshalText([]byte(req.AppKey)); err != nil {
		return nil, err
	}

	node, err := storage.GetNode(a.ctx.DB, devEUI)
	if err != nil {
		return nil, err
	}

	node.AppEUI = appEUI
	node.AppKey = appKey
	node.RXDelay = uint8(req.RxDelay)
	node.RX1DROffset = uint8(req.Rx1DROffset)
	if req.ChannelListID > 0 {
		node.ChannelListID = &req.ChannelListID
	} else {
		node.ChannelListID = nil
	}

	if err := storage.UpdateNode(a.ctx.DB, node); err != nil {
		return nil, err
	}

	return &pb.UpdateNodeResponse{}, nil
}

// FlushTXPayloadQueue flushes the tx payload queue for the given DevEUI.
func (a *NodeAPI) FlushTXPayloadQueue(ctx context.Context, req *pb.FlushTXPayloadQueueRequest) (*pb.FlushTXPayloadQueueResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.DevEUI)); err != nil {
		return nil, err
	}
	if err := storage.FlushTXPayloadQueue(a.ctx.RedisPool, eui); err != nil {
		return nil, err
	}
	return &pb.FlushTXPayloadQueueResponse{}, nil
}

// Create creates the given node-session. The DevAddr must contain the same NwkID as the configured NetID. Node-sessions will expire automatically after the configured TTL.
func (a *NodeSessionAPI) Create(ctx context.Context, req *pb.CreateNodeSessionRequest) (*pb.CreateNodeSessionResponse, error) {
	var appEUI, devEUI lorawan.EUI64
	var appSKey, nwkSKey lorawan.AES128Key
	var devAddr lorawan.DevAddr

	if err := appEUI.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}
	if err := devEUI.UnmarshalText([]byte(req.DevEUI)); err != nil {
		return nil, err
	}
	if err := appSKey.UnmarshalText([]byte(req.AppSKey)); err != nil {
		return nil, err
	}
	if err := nwkSKey.UnmarshalText([]byte(req.NwkSKey)); err != nil {
		return nil, err
	}
	if err := devAddr.UnmarshalText([]byte(req.DevAddr)); err != nil {
		return nil, err
	}

	var cFList *lorawan.CFList
	if len(req.CFList) > len(cFList) {
		return nil, fmt.Errorf("max CFList channels is %d", len(cFList))
	}
	if len(req.CFList) > 0 {
		cFList = &lorawan.CFList{}
		for i, f := range req.CFList {
			cFList[i] = f
		}
	}

	ns := models.NodeSession{
		DevAddr:     devAddr,
		AppEUI:      appEUI,
		DevEUI:      devEUI,
		AppSKey:     appSKey,
		NwkSKey:     nwkSKey,
		FCntUp:      req.FCntUp,
		FCntDown:    req.FCntDown,
		RXDelay:     uint8(req.RxDelay),
		RX1DROffset: uint8(req.Rx1DROffset),
		CFList:      cFList,
	}

	if err := a.validateNodeSession(ns); err != nil {
		return nil, err
	}

	if err := storage.CreateNodeSession(a.ctx.RedisPool, ns); err != nil {
		return nil, err
	}

	return &pb.CreateNodeSessionResponse{}, nil
}

// Update updates the given Application.
func (a *ApplicationAPI) Update(ctx context.Context, req *pb.UpdateApplicationRequest) (*pb.UpdateApplicationResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}

	if err := storage.UpdateApplication(a.ctx.DB, models.Application{AppEUI: eui, Name: req.Name}); err != nil {
		return nil, err
	}

	return &pb.UpdateApplicationResponse{}, nil
}

// Delete deletes the application for the given AppEUI.
func (a *ApplicationAPI) Delete(ctx context.Context, req *pb.DeleteApplicationRequest) (*pb.DeleteApplicationResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}

	if err := storage.DeleteApplication(a.ctx.DB, eui); err != nil {
		return nil, err
	}

	return &pb.DeleteApplicationResponse{}, nil
}

// GetByDevEUI returns the node-session matching the given DevEUI.
func (a *NodeSessionAPI) GetByDevEUI(ctx context.Context, req *pb.GetNodeSessionByDevEUIRequest) (*pb.GetNodeSessionResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.DevEUI)); err != nil {
		return nil, err
	}

	ns, err := storage.GetNodeSessionByDevEUI(a.ctx.RedisPool, eui)
	if err != nil {
		return nil, err
	}

	return a.nodeSessionToResponse(ns)
}

// GetListByAppEUI returns a list of nodes (given an AppEUI, limit and offset).
func (a *NodeAPI) ListByAppEUI(ctx context.Context, req *pb.ListNodeByAppEUIRequest) (*pb.ListNodeResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}

	nodes, err := storage.GetNodesForAppEUI(a.ctx.DB, eui, int(req.Limit), int(req.Offset))
	if err != nil {
		return nil, err
	}
	count, err := storage.GetNodesForAppEUICount(a.ctx.DB, eui)
	if err != nil {
		return nil, err
	}
	return a.returnList(count, nodes)
}

// Get returns the Application for the given AppEUI.
func (a *ApplicationAPI) Get(ctx context.Context, req *pb.GetApplicationRequest) (*pb.GetApplicationResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.AppEUI)); err != nil {
		return nil, err
	}

	app, err := storage.GetApplication(a.ctx.DB, eui)
	if err != nil {
		return nil, err
	}
	b, err := app.AppEUI.MarshalText()
	if err != nil {
		return nil, err
	}
	return &pb.GetApplicationResponse{
		AppEUI: string(b),
		Name:   app.Name,
	}, nil
}

// Get returns the Node for the given DevEUI.
func (a *NodeAPI) Get(ctx context.Context, req *pb.GetNodeRequest) (*pb.GetNodeResponse, error) {
	var eui lorawan.EUI64
	if err := eui.UnmarshalText([]byte(req.DevEUI)); err != nil {
		return nil, err
	}

	node, err := storage.GetNode(a.ctx.DB, eui)
	if err != nil {
		return nil, err
	}

	devEUI, err := node.DevEUI.MarshalText()
	if err != nil {
		return nil, err
	}
	appEUI, err := node.AppEUI.MarshalText()
	if err != nil {
		return nil, err
	}
	appKey, err := node.AppKey.MarshalText()
	if err != nil {
		return nil, err
	}

	resp := pb.GetNodeResponse{
		DevEUI:      string(devEUI),
		AppEUI:      string(appEUI),
		AppKey:      string(appKey),
		RxDelay:     uint32(node.RXDelay),
		Rx1DROffset: uint32(node.RX1DROffset),
	}

	if node.ChannelListID != nil {
		resp.ChannelListID = *node.ChannelListID
	}

	return &resp, nil
}