feat: mqtt receive.

config.sample.yaml

@@ -8,3 +8,13 @@ ai:
   base_url: https://api.lkeap.cloud.tencent.com/v1
   api_key: ""
   model: deepseek-v3.2
+mqtt:
+  enabled: true
+  host: mqtt.weihua-iot.cn
+  port: 10237
+  username: public_client
+  password: uXC3M4ObO9KpdU
+  client_id_prefix: hr-receiver
+  region: "+"
+  use_tls: true
+  qos: 0

config/config.go

@@ -26,9 +26,22 @@ type AIConfig struct {
 	Model   string `mapstructure:"model" yaml:"model"`
 }
 
+type MQTTConfig struct {
+	Enabled        bool   `mapstructure:"enabled" yaml:"enabled"`
+	Host           string `mapstructure:"host" yaml:"host"`
+	Port           int    `mapstructure:"port" yaml:"port"`
+	Username       string `mapstructure:"username" yaml:"username"`
+	Password       string `mapstructure:"password" yaml:"password"`
+	ClientIDPrefix string `mapstructure:"client_id_prefix" yaml:"client_id_prefix"`
+	Region         string `mapstructure:"region" yaml:"region"`
+	UseTLS         bool   `mapstructure:"use_tls" yaml:"use_tls"`
+	QoS            int    `mapstructure:"qos" yaml:"qos"`
+}
+
 type AppConfig struct {
-	DB DBConfig `mapstructure:"database" yaml:"database"`
+	DB   DBConfig   `mapstructure:"database" yaml:"database"`
-	AI AIConfig `mapstructure:"ai" yaml:"ai"`
+	AI   AIConfig   `mapstructure:"ai" yaml:"ai"`
+	MQTT MQTTConfig `mapstructure:"mqtt" yaml:"mqtt"`
 }
 
 func InitConfig() {

go.mod

@@ -19,6 +19,7 @@ require (
 	github.com/bytedance/sonic/loader v0.1.1 // indirect
 	github.com/cloudwego/base64x v0.1.4 // indirect
 	github.com/cloudwego/iasm v0.2.0 // indirect
+	github.com/eclipse/paho.mqtt.golang v1.5.0 // indirect
 	github.com/fsnotify/fsnotify v1.8.0 // indirect
 	github.com/fumiama/imgsz v0.0.2 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.3 // indirect
@@ -28,6 +29,7 @@ require (
 	github.com/go-playground/validator/v10 v10.20.0 // indirect
 	github.com/go-viper/mapstructure/v2 v2.2.1 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/gorilla/websocket v1.5.3 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
 	github.com/jackc/pgx/v5 v5.5.5 // indirect

go.sum

@@ -9,6 +9,8 @@ github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQ
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/eclipse/paho.mqtt.golang v1.5.0 h1:EH+bUVJNgttidWFkLLVKaQPGmkTUfQQqjOsyvMGvD6o=
+github.com/eclipse/paho.mqtt.golang v1.5.0/go.mod h1:du/2qNQVqJf/Sqs4MEL77kR8QTqANF7XU7Fk0aOTAgk=
 github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.8.0 h1:dAwr6QBTBZIkG8roQaJjGof0pp0EeF+tNV7YBP3F/8M=
@@ -40,6 +42,8 @@ github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVI
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
 github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
 github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=

main.go

@@ -3,7 +3,9 @@ package main
 import (
 	"hr_receiver/config"
 	"hr_receiver/models"
+	"hr_receiver/mqtt"
 	"hr_receiver/routes"
+	"log"
 )
 
 func main() {
@@ -25,8 +27,15 @@ func main() {
 		&models.StepStrideFreq{},
 		&models.RegressionResult{},
 		&models.User{},
+		&models.MqttHeartRateRecord{},
+		&models.MqttStepCountRecord{},
+		&models.MqttGatewayStatusRecord{},
 	)
 
+	if err := mqtt.Start(config.DB, config.App.MQTT); err != nil {
+		log.Printf("mqtt listener start failed: %v", err)
+	}
+
 	// 启动服务
 	r := routes.SetupRouter()
 	r.Run(":8081")

models/mqtt_data.go

@@ -0,0 +1,57 @@
+package models
+
+import "gorm.io/gorm"
+
+type MqttHeartRateRecord struct {
+	gorm.Model
+	Identifier    string  `gorm:"uniqueIndex;size:255" json:"identifier"`
+	Topic         string  `gorm:"size:255;index" json:"topic"`
+	RegionID      uint32  `gorm:"index" json:"regionId"`
+	GatewayMAC    string  `gorm:"size:32;index" json:"gatewayMac"`
+	BandID        uint32  `gorm:"index" json:"bandId"`
+	BeltAddr      string  `gorm:"size:64;index" json:"beltAddr"`
+	PacketNum     uint32  `gorm:"index" json:"packetNum"`
+	HeartRate     int     `gorm:"type:int" json:"heartRate"`
+	HrConfidence  int     `gorm:"type:int" json:"hrConfidence"`
+	IsActive      bool    `json:"isActive"`
+	IsOnSkin      bool    `json:"isOnSkin"`
+	Battery       uint32  `json:"battery"`
+	SignalRSSINeg float64 `gorm:"type:double precision" json:"signalRssiNeg"`
+	SNR           float64 `gorm:"type:double precision" json:"snr"`
+	HubBusID      uint32  `json:"hubBusId"`
+	HubSubDevID   uint32  `json:"hubSubDevId"`
+	ReceivedAt    int64   `gorm:"type:bigint;index" json:"receivedAt"`
+}
+
+type MqttStepCountRecord struct {
+	gorm.Model
+	Identifier    string  `gorm:"uniqueIndex;size:255" json:"identifier"`
+	Topic         string  `gorm:"size:255;index" json:"topic"`
+	RegionID      uint32  `gorm:"index" json:"regionId"`
+	GatewayMAC    string  `gorm:"size:32;index" json:"gatewayMac"`
+	BandID        uint32  `gorm:"index" json:"bandId"`
+	BeltAddr      string  `gorm:"size:64;index" json:"beltAddr"`
+	PacketNum     uint32  `gorm:"index" json:"packetNum"`
+	StepCount     uint32  `json:"stepCount"`
+	SignalRSSINeg float64 `gorm:"type:double precision" json:"signalRssiNeg"`
+	SNR           float64 `gorm:"type:double precision" json:"snr"`
+	HubBusID      uint32  `json:"hubBusId"`
+	HubSubDevID   uint32  `json:"hubSubDevId"`
+	ReceivedAt    int64   `gorm:"type:bigint;index" json:"receivedAt"`
+}
+
+type MqttGatewayStatusRecord struct {
+	gorm.Model
+	Identifier                string `gorm:"uniqueIndex;size:255" json:"identifier"`
+	Topic                     string `gorm:"size:255;index" json:"topic"`
+	RegionID                  uint32 `gorm:"index" json:"regionId"`
+	GatewayMAC                string `gorm:"size:32;index" json:"gatewayMac"`
+	BootCount                 uint32 `json:"bootCount"`
+	UptimeMs                  uint32 `json:"uptimeMs"`
+	DurationMsSinceLastPacket uint32 `json:"durationMsSinceLastPacket"`
+	RxCount                   uint32 `json:"rxCount"`
+	BatteryVoltageMV          uint32 `json:"batteryVoltageMv"`
+	BatterySOCPercentage      uint32 `json:"batterySocPercentage"`
+	ChargingRatePercentage    int32  `json:"chargingRatePercentage"`
+	ReceivedAt                int64  `gorm:"type:bigint;index" json:"receivedAt"`
+}

mqtt/listener.go

@@ -0,0 +1,300 @@
+package mqtt
+
+import (
+	"crypto/tls"
+	"fmt"
+	"hr_receiver/config"
+	"hr_receiver/models"
+	whgw_hrpb "hr_receiver/proto"
+	"log"
+	"strings"
+	"time"
+
+	mqtt "github.com/eclipse/paho.mqtt.golang"
+	"google.golang.org/protobuf/proto"
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+)
+
+const (
+	defaultQueueSize = 2048
+	defaultWorkers   = 4
+)
+
+type Listener struct {
+	db      *gorm.DB
+	cfg     config.MQTTConfig
+	client  mqtt.Client
+	writeCh chan interface{}
+}
+
+func Start(db *gorm.DB, cfg config.MQTTConfig) error {
+	if !cfg.Enabled {
+		log.Println("mqtt listener disabled")
+		return nil
+	}
+	if err := validateConfig(cfg); err != nil {
+		return err
+	}
+
+	listener := &Listener{
+		db:      db,
+		cfg:     cfg,
+		writeCh: make(chan interface{}, defaultQueueSize),
+	}
+
+	for i := 0; i < defaultWorkers; i++ {
+		go listener.writeWorker()
+	}
+
+	if err := listener.connect(); err != nil {
+		return err
+	}
+	return nil
+}
+
+func validateConfig(cfg config.MQTTConfig) error {
+	if cfg.Host == "" {
+		return fmt.Errorf("missing config: mqtt.host")
+	}
+	if cfg.Port == 0 {
+		return fmt.Errorf("missing config: mqtt.port")
+	}
+	if cfg.Region == "" {
+		return fmt.Errorf("missing config: mqtt.region")
+	}
+	if cfg.ClientIDPrefix == "" {
+		return fmt.Errorf("missing config: mqtt.client_id_prefix")
+	}
+	return nil
+}
+
+func (l *Listener) connect() error {
+	opts := mqtt.NewClientOptions()
+	scheme := "tcp"
+	if l.cfg.UseTLS {
+		scheme = "ssl"
+		opts.SetTLSConfig(&tls.Config{MinVersion: tls.VersionTLS12})
+	}
+	broker := fmt.Sprintf("%s://%s:%d", scheme, l.cfg.Host, l.cfg.Port)
+	opts.AddBroker(broker)
+	opts.SetClientID(fmt.Sprintf("%s-%d", l.cfg.ClientIDPrefix, time.Now().UnixNano()))
+	opts.SetUsername(l.cfg.Username)
+	opts.SetPassword(l.cfg.Password)
+	opts.SetKeepAlive(60 * time.Second)
+	opts.SetAutoReconnect(true)
+	opts.SetConnectRetry(true)
+	opts.SetConnectRetryInterval(5 * time.Second)
+	opts.SetOnConnectHandler(func(client mqtt.Client) {
+		if err := l.subscribe(client); err != nil {
+			log.Printf("mqtt subscribe failed: %v", err)
+			return
+		}
+		log.Printf("mqtt connected to %s", broker)
+	})
+	opts.SetConnectionLostHandler(func(client mqtt.Client, err error) {
+		log.Printf("mqtt connection lost: %v", err)
+	})
+	opts.SetDefaultPublishHandler(l.handleMessage)
+
+	l.client = mqtt.NewClient(opts)
+	token := l.client.Connect()
+	if !token.WaitTimeout(15 * time.Second) {
+		return fmt.Errorf("mqtt connect timeout")
+	}
+	return token.Error()
+}
+
+func (l *Listener) subscribe(client mqtt.Client) error {
+	topics := []string{
+		fmt.Sprintf("/whgw/v2/region/%s/measurement/band/+/hr", l.cfg.Region),
+		fmt.Sprintf("/whgw/v2/region/%s/measurement/band/+/step", l.cfg.Region),
+		fmt.Sprintf("/whgw/v2/region/%s/gateway/+/status", l.cfg.Region),
+	}
+	for _, topic := range topics {
+		token := client.Subscribe(topic, byte(l.cfg.QoS), l.handleMessage)
+		if !token.WaitTimeout(10 * time.Second) {
+			return fmt.Errorf("mqtt subscribe timeout for topic %s", topic)
+		}
+		if err := token.Error(); err != nil {
+			return fmt.Errorf("mqtt subscribe topic %s: %w", topic, err)
+		}
+		log.Printf("mqtt subscribed: %s", topic)
+	}
+	return nil
+}
+
+func (l *Listener) handleMessage(_ mqtt.Client, msg mqtt.Message) {
+	defer func() {
+		if r := recover(); r != nil {
+			log.Printf("mqtt message handling panic, topic=%s err=%v", msg.Topic(), r)
+		}
+	}()
+
+	if len(msg.Payload()) == 0 {
+		return
+	}
+
+	var packet whgw_hrpb.GatewaySlaveOutCloudMasterInMsg
+	if err := proto.Unmarshal(msg.Payload(), &packet); err != nil {
+		log.Printf("mqtt payload parse failed, topic=%s err=%v", msg.Topic(), err)
+		return
+	}
+
+	now := time.Now().UnixMilli()
+	switch payload := packet.Choice.(type) {
+	case *whgw_hrpb.GatewaySlaveOutCloudMasterInMsg_NtfHrMeasurement:
+		record := buildHeartRateRecord(payload.NtfHrMeasurement, msg.Topic(), now)
+		l.enqueue(&record)
+	case *whgw_hrpb.GatewaySlaveOutCloudMasterInMsg_NtfStepCountMeasurement:
+		record := buildStepCountRecord(payload.NtfStepCountMeasurement, msg.Topic(), now)
+		l.enqueue(&record)
+	case *whgw_hrpb.GatewaySlaveOutCloudMasterInMsg_NtfGatewayStatus:
+		record := buildGatewayStatusRecord(payload.NtfGatewayStatus, msg.Topic(), now)
+		l.enqueue(&record)
+	default:
+		log.Printf("mqtt payload ignored, unsupported type on topic=%s", msg.Topic())
+	}
+}
+
+func (l *Listener) enqueue(record interface{}) {
+	select {
+	case l.writeCh <- record:
+	default:
+		log.Printf("mqtt write queue full, dropping record of type %T", record)
+	}
+}
+
+func (l *Listener) writeWorker() {
+	for record := range l.writeCh {
+		func() {
+			defer func() {
+				if r := recover(); r != nil {
+					log.Printf("mqtt record persist panic, type=%T err=%v", record, r)
+				}
+			}()
+
+			if err := l.db.Clauses(clause.OnConflict{DoNothing: true}).Create(record).Error; err != nil {
+				log.Printf("mqtt record persist failed, type=%T err=%v", record, err)
+			}
+		}()
+	}
+}
+
+func buildHeartRateRecord(measurement *whgw_hrpb.HrMeasurement, topic string, now int64) models.MqttHeartRateRecord {
+	regionID := measurement.GetGatewayInfo().GetRegionId()
+	if regionID == 0 {
+		regionID = parseRegionFromTopic(topic)
+	}
+	gatewayMAC := formatMAC(measurement.GetGatewayInfo().GetGatewayMac())
+	packet := measurement.GetHrPacket()
+	rssi, snr := parsePacketStatus(measurement.GetPacketStatus())
+	beltAddr := fmt.Sprintf("%d-%d", regionID, packet.GetId())
+
+	return models.MqttHeartRateRecord{
+		Identifier:    fmt.Sprintf("hr:%d:%s:%d:%d", regionID, gatewayMAC, packet.GetId(), packet.GetPacketNum()),
+		Topic:         topic,
+		RegionID:      regionID,
+		GatewayMAC:    gatewayMAC,
+		BandID:        packet.GetId(),
+		BeltAddr:      beltAddr,
+		PacketNum:     packet.GetPacketNum(),
+		HeartRate:     int(packet.GetHr()),
+		HrConfidence:  int(packet.GetStatus().GetHrConfidence().Number()),
+		IsActive:      packet.GetStatus().GetIsActive(),
+		IsOnSkin:      packet.GetStatus().GetIsOnSkin(),
+		Battery:       packet.GetStatus().GetBattery(),
+		SignalRSSINeg: rssi,
+		SNR:           snr,
+		HubBusID:      measurement.GetHubInfo().GetBusId(),
+		HubSubDevID:   measurement.GetHubInfo().GetSubDevId(),
+		ReceivedAt:    now,
+	}
+}
+
+func buildStepCountRecord(measurement *whgw_hrpb.StepCountMeasurement, topic string, now int64) models.MqttStepCountRecord {
+	regionID := measurement.GetGatewayInfo().GetRegionId()
+	if regionID == 0 {
+		regionID = parseRegionFromTopic(topic)
+	}
+	gatewayMAC := formatMAC(measurement.GetGatewayInfo().GetGatewayMac())
+	packet := measurement.GetStepCountPacket()
+	rssi, snr := parsePacketStatus(measurement.GetPacketStatus())
+	beltAddr := fmt.Sprintf("%d-%d", regionID, packet.GetId())
+
+	return models.MqttStepCountRecord{
+		Identifier:    fmt.Sprintf("step:%d:%s:%d:%d", regionID, gatewayMAC, packet.GetId(), packet.GetPacketNum()),
+		Topic:         topic,
+		RegionID:      regionID,
+		GatewayMAC:    gatewayMAC,
+		BandID:        packet.GetId(),
+		BeltAddr:      beltAddr,
+		PacketNum:     packet.GetPacketNum(),
+		StepCount:     packet.GetStepCount(),
+		SignalRSSINeg: rssi,
+		SNR:           snr,
+		HubBusID:      measurement.GetHubInfo().GetBusId(),
+		HubSubDevID:   measurement.GetHubInfo().GetSubDevId(),
+		ReceivedAt:    now,
+	}
+}
+
+func buildGatewayStatusRecord(status *whgw_hrpb.GatewayStatus, topic string, now int64) models.MqttGatewayStatusRecord {
+	regionID := status.GetInfo().GetRegionId()
+	if regionID == 0 {
+		regionID = parseRegionFromTopic(topic)
+	}
+	gatewayMAC := formatMAC(status.GetInfo().GetGatewayMac())
+
+	return models.MqttGatewayStatusRecord{
+		Identifier:                fmt.Sprintf("gateway:%d:%s:%d:%d:%d", regionID, gatewayMAC, status.GetStat().GetBootCount(), status.GetStat().GetUptimeMs(), status.GetStat().GetRxCount()),
+		Topic:                     topic,
+		RegionID:                  regionID,
+		GatewayMAC:                gatewayMAC,
+		BootCount:                 status.GetStat().GetBootCount(),
+		UptimeMs:                  status.GetStat().GetUptimeMs(),
+		DurationMsSinceLastPacket: status.GetStat().GetDurationMsSinceLastPacket(),
+		RxCount:                   status.GetStat().GetRxCount(),
+		BatteryVoltageMV:          status.GetStat().GetBatteryInfo().GetVoltageMv(),
+		BatterySOCPercentage:      status.GetStat().GetBatteryInfo().GetSocPercentage(),
+		ChargingRatePercentage:    status.GetStat().GetBatteryInfo().GetChargingRatePercentage(),
+		ReceivedAt:                now,
+	}
+}
+
+func parsePacketStatus(status *whgw_hrpb.IPacketStatus) (float64, float64) {
+	if status == nil {
+		return 0, 0
+	}
+	if parsed := status.GetParsed(); parsed != nil {
+		return float64(parsed.GetSignalRssiNeg()), float64(parsed.GetSnrPkt())
+	}
+	if raw := status.GetRaw(); raw != nil {
+		return -float64(raw.GetSignalRssiX2Neg()) / 2, float64(raw.GetSnrPktX4()) / 4
+	}
+	return 0, 0
+}
+
+func formatMAC(data []byte) string {
+	if len(data) == 0 {
+		return ""
+	}
+	parts := make([]string, 0, len(data))
+	for _, b := range data {
+		parts = append(parts, fmt.Sprintf("%02x", b))
+	}
+	return strings.Join(parts, ":")
+}
+
+func parseRegionFromTopic(topic string) uint32 {
+	parts := strings.Split(topic, "/")
+	for i := 0; i < len(parts)-1; i++ {
+		if parts[i] == "region" {
+			var region uint32
+			if _, err := fmt.Sscanf(parts[i+1], "%d", &region); err == nil {
+				return region
+			}
+		}
+	}
+	return 0
+}

proto/hr_packet_v2.proto

@@ -0,0 +1,190 @@
+syntax = "proto3";
+
+package whgw_hr;
+
+option go_package = "hr_receiver/proto;whgw_hrpb";
+
+enum HrConfidence {
+  ZERO = 0;
+  LOW = 1;
+  MEDIUM = 2;
+  HIGH = 3;
+}
+
+enum LoRaBW {
+  BW_NONE = 0;
+  BW_10_4 = 0x08;
+  BW_15_6 = 0x01;
+  BW_20_8 = 0x09;
+  BW_31_25 = 0x02;
+  BW_41_7 = 0x0A;
+  BW_62_5 = 0x03;
+  BW_125_0 = 0x04;
+  BW_250_0 = 0x05;
+  BW_500_0 = 0x06;
+}
+
+message LoRaParameters {
+  LoRaBW bw = 1;
+  uint32 sf = 2;
+  float frequency_mhz = 3;
+}
+
+message StatusFlag {
+  HrConfidence hr_confidence = 1;
+  bool is_active = 2;
+  bool is_on_skin = 3;
+  uint32 battery = 4;
+}
+
+message HrPacket {
+  StatusFlag status = 1;
+  uint32 id = 2;
+  uint32 packet_num = 3;
+  uint32 hr = 4;
+}
+
+message StepCountPacket {
+  uint32 id = 1;
+  uint32 packet_num = 2;
+  uint32 step_count = 3;
+}
+
+message RawPacketStatus {
+  uint32 signal_rssi_x2_neg = 1;
+  int32 snr_pkt_x4 = 2;
+}
+
+message PacketStatus {
+  float signal_rssi_neg = 1;
+  float snr_pkt = 2;
+}
+
+message HubInfo {
+  uint32 bus_id = 1;
+  uint32 sub_dev_id = 2;
+  LoRaParameters radio_parameters = 3;
+}
+
+message RadioData {
+  HubInfo hub_info = 1;
+  RawPacketStatus raw_packet_status = 2;
+  bytes data = 3;
+}
+
+enum PacketKind {
+  NTF = 0;
+  SIG = 1;
+  INF = 2;
+  CNF = 3;
+  REQ = 4;
+  RSP = 5;
+}
+
+message GatewayStateReport {
+  bool network_has_connection = 1;
+  bool network_has_ip = 2;
+  bool network_has_mqtt_connection = 3;
+  bool bluetooth_has_connect = 4;
+  uint32 error_code = 5;
+}
+
+message HubSlaveOutGatewayMasterInMsg {
+  oneof choice {
+    RadioData ntf_radio_data = 1;
+    BatteryInfo ntf_battery_info = 2;
+  }
+}
+
+message GatewayMasterOutHubSlaveInMsg {
+  oneof choice {
+    GatewayStateReport sig_gateway_state_report = 1;
+  }
+}
+
+message GatewaySlaveOutCloudMasterInMsg {
+  oneof choice {
+    HrMeasurement ntf_hr_measurement = 1;
+    GatewayStatus ntf_gateway_status = 2;
+    StepCountMeasurement ntf_step_count_measurement = 3;
+  }
+}
+
+message BatteryInfo {
+  uint32 voltage_mv = 1;
+  uint32 soc_percentage = 2;
+  sint32 charging_rate_percentage = 3;
+}
+
+message GatewayInfo {
+  uint32 region_id = 1;
+  bytes gateway_mac = 2;
+}
+
+message IPacketStatus {
+  oneof choice {
+    RawPacketStatus raw = 1;
+    PacketStatus parsed = 2;
+  }
+}
+
+message HrMeasurement {
+  HrPacket hr_packet = 1;
+  IPacketStatus packet_status = 2;
+  GatewayInfo gateway_info = 3;
+  HubInfo hub_info = 4;
+}
+
+message StepCountMeasurement {
+  StepCountPacket step_count_packet = 1;
+  IPacketStatus packet_status = 2;
+  GatewayInfo gateway_info = 3;
+  HubInfo hub_info = 4;
+}
+
+message GatewayStatistic {
+  uint32 boot_count = 1;
+  uint32 uptime_ms = 2;
+  uint32 duration_ms_since_last_packet = 3;
+  uint32 rx_count = 4;
+  BatteryInfo battery_info = 5;
+}
+
+message GatewayStatus {
+  GatewayInfo info = 1;
+  GatewayStatistic stat = 2;
+}
+
+message Status {
+  int32 code = 1;
+  string message = 2;
+}
+
+enum GatewayConfigEntryKind {
+  REGION_ID = 0;
+  WIFI_SSID = 1;
+  WIFI_PASSWORD = 2;
+}
+
+message GatewayConfigEntry {
+  oneof choice {
+    uint32 region_id = 1;
+    string wifi_ssid = 2;
+    string wifi_password = 3;
+  }
+}
+
+message GatewayConfigMasterOutSlaveInMsg {
+  oneof choice {
+    GatewayConfigEntry cnf_get_entry = 1;
+    Status cnf_get_failure = 2;
+    Status cnf_set_entry = 3;
+  }
+}
+
+message GatewayConfigMasterInSlaveOutMsg {
+  oneof choice {
+    GatewayConfigEntryKind inf_get_entry = 1;
+    GatewayConfigEntry inf_set_entry = 2;
+  }
+}