install go2rtc on bob

This commit is contained in:
2026-04-04 19:36:14 +02:00
parent f0b56e63d1
commit ccf88187b8
537 changed files with 69213 additions and 0 deletions
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## Useful links
- https://developer.tuya.com/en/docs/iot/webrtc?id=Kacsd4x2hl0se
- https://github.com/tuya/webrtc-demo-go
- https://github.com/bacco007/HomeAssistantConfig/blob/master/custom_components/xtend_tuya/multi_manager/tuya_iot/ipc/webrtc/xt_tuya_iot_webrtc_manager.py
- https://github.com/tuya/tuya-device-sharing-sdk
- https://github.com/make-all/tuya-local/blob/main/custom_components/tuya_local/cloud.py
- https://ipc-us.ismartlife.me/
- https://protect-us.ismartlife.me/
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package tuya
import (
"encoding/json"
"errors"
"fmt"
"net/url"
"regexp"
"strings"
"sync"
"github.com/AlexxIT/go2rtc/pkg/core"
"github.com/AlexxIT/go2rtc/pkg/webrtc"
"github.com/pion/rtp"
pion "github.com/pion/webrtc/v4"
)
type Client struct {
api TuyaAPI
conn *webrtc.Conn
pc *pion.PeerConnection
connected core.Waiter
closed bool
// HEVC only:
dc *pion.DataChannel
videoSSRC *uint32
audioSSRC *uint32
streamType int
isHEVC bool
handlersMu sync.RWMutex
handlers map[uint32]func(*rtp.Packet)
}
type DataChannelMessage struct {
Type string `json:"type"` // "codec", "start", "recv", "complete"
Msg string `json:"msg"`
}
// RecvMessage contains SSRC values for video/audio streams
type RecvMessage struct {
Video struct {
SSRC uint32 `json:"ssrc"`
} `json:"video"`
Audio struct {
SSRC uint32 `json:"ssrc"`
} `json:"audio"`
}
func Dial(rawURL string) (core.Producer, error) {
escapedURL := strings.ReplaceAll(rawURL, "#", "%23")
u, err := url.Parse(escapedURL)
if err != nil {
return nil, err
}
query := u.Query()
// Tuya Smart API
email := query.Get("email")
password := query.Get("password")
// Tuya Cloud API
uid := query.Get("uid")
clientId := query.Get("client_id")
clientSecret := query.Get("client_secret")
// Shared params
deviceId := query.Get("device_id")
// Stream params
streamResolution := query.Get("resolution")
useSmartApi := deviceId != "" && email != "" && password != ""
useCloudApi := deviceId != "" && uid != "" && clientId != "" && clientSecret != ""
if streamResolution == "" || (streamResolution != "hd" && streamResolution != "sd") {
streamResolution = "hd"
}
if !useSmartApi && !useCloudApi {
return nil, errors.New("tuya: wrong query params")
}
client := &Client{
handlers: make(map[uint32]func(*rtp.Packet)),
}
if useSmartApi {
if client.api, err = NewTuyaSmartApiClient(nil, u.Hostname(), email, password, deviceId); err != nil {
return nil, fmt.Errorf("tuya: %w", err)
}
} else {
if client.api, err = NewTuyaCloudApiClient(u.Hostname(), uid, deviceId, clientId, clientSecret); err != nil {
return nil, fmt.Errorf("tuya: %w", err)
}
}
if err := client.api.Init(); err != nil {
return nil, fmt.Errorf("tuya: %w", err)
}
client.streamType = client.api.GetStreamType(streamResolution)
client.isHEVC = client.api.IsHEVC(client.streamType)
// Create a new PeerConnection
conf := pion.Configuration{
ICEServers: client.api.GetICEServers(),
ICETransportPolicy: pion.ICETransportPolicyAll,
BundlePolicy: pion.BundlePolicyMaxBundle,
}
api, err := webrtc.NewAPI()
if err != nil {
client.Close(err)
return nil, err
}
client.pc, err = api.NewPeerConnection(conf)
if err != nil {
client.Close(err)
return nil, err
}
// protect from sending ICE candidate before Offer
var sendOffer core.Waiter
// protect from blocking on errors
defer sendOffer.Done(nil)
// Create new WebRTC connection
client.conn = webrtc.NewConn(client.pc)
client.conn.FormatName = "tuya/webrtc"
client.conn.Mode = core.ModeActiveProducer
client.conn.Protocol = "mqtt"
mqttClient := client.api.GetMqtt()
if mqttClient == nil {
err = errors.New("tuya: no mqtt client")
client.Close(err)
return nil, err
}
// Set up MQTT handlers
mqttClient.handleAnswer = func(answer AnswerFrame) {
// fmt.Printf("tuya: answer: %s\n", answer.Sdp)
desc := pion.SessionDescription{
Type: pion.SDPTypePranswer,
SDP: answer.Sdp,
}
if err = client.pc.SetRemoteDescription(desc); err != nil {
client.Close(err)
return
}
if err = client.conn.SetAnswer(answer.Sdp); err != nil {
client.Close(err)
return
}
if client.isHEVC {
// Tuya responds with H264/90000 even for HEVC streams
// So we need to replace video codecs with HEVC ones from API
for _, media := range client.conn.Medias {
if media.Kind == core.KindVideo {
codecs := client.api.GetVideoCodecs()
if codecs != nil {
media.Codecs = codecs
}
}
}
// Audio codecs from API as well
// Tuya responds with multiple audio codecs (PCMU, PCMA)
// But the quality is bad if we use PCMU and skill only has PCMA
for _, media := range client.conn.Medias {
if media.Kind == core.KindAudio {
codecs := client.api.GetAudioCodecs()
if codecs != nil {
media.Codecs = codecs
}
}
}
}
}
mqttClient.handleCandidate = func(candidate CandidateFrame) {
// fmt.Printf("tuya: candidate: %s\n", candidate.Candidate)
if candidate.Candidate != "" {
client.conn.AddCandidate(candidate.Candidate)
if err != nil {
client.Close(err)
}
}
}
mqttClient.handleDisconnect = func() {
// fmt.Println("tuya: disconnect")
client.Close(errors.New("mqtt: disconnect"))
}
mqttClient.handleError = func(err error) {
// fmt.Printf("tuya: error: %s\n", err.Error())
client.Close(err)
}
if client.isHEVC {
maxRetransmits := uint16(5)
ordered := true
client.dc, err = client.pc.CreateDataChannel("fmp4Stream", &pion.DataChannelInit{
MaxRetransmits: &maxRetransmits,
Ordered: &ordered,
})
// DataChannel receives two types of messages:
// 1. String messages: Control messages (codec, recv)
// 2. Binary messages: RTP packets with video/audio
client.dc.OnMessage(func(msg pion.DataChannelMessage) {
if msg.IsString {
// Handle control messages (codec, recv, etc.)
if connected, err := client.probe(msg); err != nil {
client.Close(err)
} else if connected {
client.connected.Done(nil)
}
} else {
// Handle RTP packets - Route by SSRC retrieved from "recv" message
packet := &rtp.Packet{}
if err := packet.Unmarshal(msg.Data); err != nil {
// Skip invalid packets
return
}
if handler, ok := client.getHandler(packet.SSRC); ok {
handler(packet)
}
}
})
client.dc.OnError(func(err error) {
// fmt.Printf("tuya: datachannel error: %s\n", err.Error())
client.Close(err)
})
client.dc.OnClose(func() {
// fmt.Println("tuya: datachannel closed")
client.Close(errors.New("datachannel: closed"))
})
client.dc.OnOpen(func() {
// fmt.Println("tuya: datachannel opened")
codecRequest, _ := json.Marshal(DataChannelMessage{
Type: "codec",
Msg: "",
})
if err := client.sendMessageToDataChannel(codecRequest); err != nil {
client.Close(fmt.Errorf("failed to send codec request: %w", err))
}
})
}
// Set up pc handler
client.conn.Listen(func(msg any) {
switch msg := msg.(type) {
case *pion.ICECandidate:
_ = sendOffer.Wait()
if err := mqttClient.SendCandidate("a=" + msg.ToJSON().Candidate); err != nil {
client.Close(err)
}
case pion.PeerConnectionState:
switch msg {
case pion.PeerConnectionStateNew:
break
case pion.PeerConnectionStateConnecting:
break
case pion.PeerConnectionStateConnected:
// On HEVC, wait for DataChannel to be opened and camera to send codec info
if !client.isHEVC {
if streamResolution == "hd" {
_ = mqttClient.SendResolution(0)
}
client.connected.Done(nil)
}
case pion.PeerConnectionStateClosed:
client.Close(errors.New("webrtc: " + msg.String()))
default:
// client.Close(errors.New("webrtc: " + msg.String()))
}
}
})
// Audio first, otherwise tuya will send corrupt sdp
medias := []*core.Media{
{Kind: core.KindAudio, Direction: core.DirectionSendRecv},
{Kind: core.KindVideo, Direction: core.DirectionRecvonly},
}
// Create offer
offer, err := client.conn.CreateOffer(medias)
if err != nil {
client.Close(err)
return nil, err
}
// horter sdp, remove a=extmap... line, device ONLY allow 8KB json payload
// https://github.com/tuya/webrtc-demo-go/blob/04575054f18ccccb6bc9d82939dd46d449544e20/static/js/main.js#L224
re := regexp.MustCompile(`\r\na=extmap[^\r\n]*`)
offer = re.ReplaceAllString(offer, "")
// Send offer
if err := mqttClient.SendOffer(offer, streamResolution, client.streamType, client.isHEVC); err != nil {
err = fmt.Errorf("tuya: %w", err)
client.Close(err)
return nil, err
}
sendOffer.Done(nil)
// Wait for connection
if err = client.connected.Wait(); err != nil {
err = fmt.Errorf("tuya: %w", err)
client.Close(err)
return nil, err
}
return client, nil
}
func (c *Client) GetMedias() []*core.Media {
return c.conn.GetMedias()
}
func (c *Client) GetTrack(media *core.Media, codec *core.Codec) (*core.Receiver, error) {
return c.conn.GetTrack(media, codec)
}
func (c *Client) AddTrack(media *core.Media, codec *core.Codec, track *core.Receiver) error {
localTrack := c.conn.GetSenderTrack(media.ID)
if localTrack == nil {
return errors.New("webrtc: can't get track")
}
// DISABLED: Speaker Protocol 312 command
// JavaScript client doesn't send this on first call either
// Only subsequent calls (when speakerChloron is set) send Protocol 312
// mqttClient := c.api.GetMqtt()
// if mqttClient != nil {
// _ = mqttClient.SendSpeaker(1)
// }
payloadType := codec.PayloadType
sender := core.NewSender(media, codec)
switch track.Codec.Name {
case core.CodecPCMA, core.CodecPCMU, core.CodecPCM, core.CodecPCML:
// Frame size affects audio delay with Tuya cameras:
// Browser sends standard 20ms frames (160 bytes for G.711), but this causes
// up to 4s delay on some Tuya cameras. Increasing to 240 bytes (30ms) reduces
// delay to ~2s. Higher values (320+ bytes) don't work and cause issues.
// Using 240 bytes (30ms) as optimal balance between latency and stability.
frameSize := 240
var buf []byte
var seq uint16
var ts uint32
sender.Handler = func(packet *rtp.Packet) {
buf = append(buf, packet.Payload...)
for len(buf) >= frameSize {
payload := buf[:frameSize]
pkt := &rtp.Packet{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: payloadType,
SequenceNumber: seq,
Timestamp: ts,
SSRC: packet.SSRC,
},
Payload: payload,
}
seq++
ts += uint32(frameSize)
buf = buf[frameSize:]
c.conn.Send += pkt.MarshalSize()
_ = localTrack.WriteRTP(payloadType, pkt)
}
}
default:
sender.Handler = func(packet *rtp.Packet) {
c.conn.Send += packet.MarshalSize()
_ = localTrack.WriteRTP(payloadType, packet)
}
}
sender.HandleRTP(track)
c.conn.Senders = append(c.conn.Senders, sender)
return nil
}
func (c *Client) Start() error {
if len(c.conn.Receivers) == 0 {
return errors.New("tuya: no receivers")
}
var video, audio *core.Receiver
for _, receiver := range c.conn.Receivers {
if receiver.Codec.IsVideo() {
video = receiver
} else if receiver.Codec.IsAudio() {
audio = receiver
}
}
if c.videoSSRC != nil {
c.setHandler(*c.videoSSRC, func(packet *rtp.Packet) {
if video != nil {
video.WriteRTP(packet)
}
})
}
if c.audioSSRC != nil {
c.setHandler(*c.audioSSRC, func(packet *rtp.Packet) {
if audio != nil {
audio.WriteRTP(packet)
}
})
}
return c.conn.Start()
}
func (c *Client) Stop() error {
if c.closed {
return nil
}
c.closed = true
c.clearHandlers()
if c.conn != nil {
_ = c.conn.Stop()
}
if c.api != nil {
c.api.Close()
}
return nil
}
func (c *Client) Close(err error) error {
c.connected.Done(err)
return c.Stop()
}
func (c *Client) MarshalJSON() ([]byte, error) {
return c.conn.MarshalJSON()
}
func (c *Client) setHandler(ssrc uint32, handler func(*rtp.Packet)) {
c.handlersMu.Lock()
defer c.handlersMu.Unlock()
c.handlers[ssrc] = handler
}
func (c *Client) getHandler(ssrc uint32) (func(*rtp.Packet), bool) {
c.handlersMu.RLock()
defer c.handlersMu.RUnlock()
handler, ok := c.handlers[ssrc]
return handler, ok
}
func (c *Client) clearHandlers() {
c.handlersMu.Lock()
defer c.handlersMu.Unlock()
for ssrc := range c.handlers {
delete(c.handlers, ssrc)
}
}
func (c *Client) probe(msg pion.DataChannelMessage) (bool, error) {
// fmt.Printf("[tuya] Received string message: %s\n", string(msg.Data))
var message DataChannelMessage
if err := json.Unmarshal([]byte(msg.Data), &message); err != nil {
return false, err
}
switch message.Type {
case "codec":
// Camera responded to our codec request - now request frame start
frameRequest, _ := json.Marshal(DataChannelMessage{
Type: "start",
Msg: "frame",
})
err := c.sendMessageToDataChannel(frameRequest)
if err != nil {
return false, err
}
case "recv":
// Camera sends SSRC values for video/audio streams
// We need these to route incoming RTP packets correctly
var recvMessage RecvMessage
if err := json.Unmarshal([]byte(message.Msg), &recvMessage); err != nil {
return false, err
}
videoSSRC := recvMessage.Video.SSRC
audioSSRC := recvMessage.Audio.SSRC
c.videoSSRC = &videoSSRC
c.audioSSRC = &audioSSRC
// Send "complete" to tell camera we're ready to receive RTP packets
completeMsg, _ := json.Marshal(DataChannelMessage{
Type: "complete",
Msg: "",
})
err := c.sendMessageToDataChannel(completeMsg)
if err != nil {
return false, err
}
return true, nil
}
return false, nil
}
func (c *Client) sendMessageToDataChannel(message []byte) error {
if c.dc != nil {
// fmt.Printf("[tuya] sending message to data channel: %s\n", message)
return c.dc.Send(message)
}
return nil
}
@@ -0,0 +1,322 @@
package tuya
import (
"bytes"
"crypto/md5"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"strconv"
"time"
"github.com/AlexxIT/go2rtc/pkg/webrtc"
"github.com/google/uuid"
)
type Token struct {
UID string `json:"uid"`
AccessToken string `json:"access_token"`
RefreshToken string `json:"refresh_token"`
ExpireTime int64 `json:"expire_time"`
}
type WebRTCConfigResponse struct {
Timestamp int64 `json:"t"`
Success bool `json:"success"`
Result WebRTCConfig `json:"result"`
Msg string `json:"msg,omitempty"`
Code int `json:"code,omitempty"`
}
type TokenResponse struct {
Timestamp int64 `json:"t"`
Success bool `json:"success"`
Result Token `json:"result"`
Msg string `json:"msg,omitempty"`
Code int `json:"code,omitempty"`
}
type OpenIoTHubConfigRequest struct {
UID string `json:"uid"`
UniqueID string `json:"unique_id"`
LinkType string `json:"link_type"`
Topics string `json:"topics"`
}
type OpenIoTHubConfig struct {
Url string `json:"url"`
ClientID string `json:"client_id"`
Username string `json:"username"`
Password string `json:"password"`
SinkTopic struct {
IPC string `json:"ipc"`
} `json:"sink_topic"`
SourceSink struct {
IPC string `json:"ipc"`
} `json:"source_topic"`
ExpireTime int `json:"expire_time"`
}
type OpenIoTHubConfigResponse struct {
Timestamp int `json:"t"`
Success bool `json:"success"`
Result OpenIoTHubConfig `json:"result"`
Msg string `json:"msg,omitempty"`
Code int `json:"code,omitempty"`
}
type TuyaCloudApiClient struct {
TuyaClient
uid string
clientId string
clientSecret string
accessToken string
refreshToken string
refreshingToken bool
}
func NewTuyaCloudApiClient(baseUrl, uid, deviceId, clientId, clientSecret string) (*TuyaCloudApiClient, error) {
mqttClient := NewTuyaMqttClient(deviceId)
client := &TuyaCloudApiClient{
TuyaClient: TuyaClient{
httpClient: &http.Client{Timeout: 15 * time.Second},
mqtt: mqttClient,
deviceId: deviceId,
expireTime: 0,
baseUrl: baseUrl,
},
uid: uid,
clientId: clientId,
clientSecret: clientSecret,
refreshingToken: false,
}
return client, nil
}
// WebRTC Flow
func (c *TuyaCloudApiClient) Init() error {
if err := c.initToken(); err != nil {
return fmt.Errorf("failed to initialize token: %w", err)
}
webrtcConfig, err := c.loadWebrtcConfig()
if err != nil {
return fmt.Errorf("failed to load webrtc config: %w", err)
}
hubConfig, err := c.loadHubConfig()
if err != nil {
return fmt.Errorf("failed to load hub config: %w", err)
}
if err := c.mqtt.Start(hubConfig, webrtcConfig, c.skill.WebRTC); err != nil {
return fmt.Errorf("failed to start MQTT: %w", err)
}
if c.skill.LowPower > 0 {
_ = c.mqtt.WakeUp(c.localKey)
}
return nil
}
func (c *TuyaCloudApiClient) GetStreamUrl(streamType string) (streamUrl string, err error) {
if err := c.initToken(); err != nil {
return "", fmt.Errorf("failed to initialize token: %w", err)
}
url := fmt.Sprintf("https://%s/v1.0/devices/%s/stream/actions/allocate", c.baseUrl, c.deviceId)
request := &AllocateRequest{
Type: streamType,
}
body, err := c.request("POST", url, request)
if err != nil {
return "", err
}
var allocResponse AllocateResponse
err = json.Unmarshal(body, &allocResponse)
if err != nil {
return "", err
}
if !allocResponse.Success {
return "", errors.New(allocResponse.Msg)
}
return allocResponse.Result.URL, nil
}
func (c *TuyaCloudApiClient) initToken() (err error) {
if c.refreshingToken {
return nil
}
now := time.Now().Unix()
if (c.expireTime - 60) > now {
return nil
}
c.refreshingToken = true
url := fmt.Sprintf("https://%s/v1.0/token?grant_type=1", c.baseUrl)
c.accessToken = ""
c.refreshToken = ""
body, err := c.request("GET", url, nil)
if err != nil {
return err
}
var tokenResponse TokenResponse
err = json.Unmarshal(body, &tokenResponse)
if err != nil {
return err
}
if !tokenResponse.Success {
return errors.New(tokenResponse.Msg)
}
c.accessToken = tokenResponse.Result.AccessToken
c.refreshToken = tokenResponse.Result.RefreshToken
c.expireTime = tokenResponse.Timestamp + tokenResponse.Result.ExpireTime
c.refreshingToken = false
return nil
}
func (c *TuyaCloudApiClient) loadWebrtcConfig() (*WebRTCConfig, error) {
url := fmt.Sprintf("https://%s/v1.0/users/%s/devices/%s/webrtc-configs", c.baseUrl, c.uid, c.deviceId)
body, err := c.request("GET", url, nil)
if err != nil {
return nil, err
}
var webRTCConfigResponse WebRTCConfigResponse
err = json.Unmarshal(body, &webRTCConfigResponse)
if err != nil {
return nil, err
}
if !webRTCConfigResponse.Success {
return nil, fmt.Errorf(webRTCConfigResponse.Msg)
}
err = json.Unmarshal([]byte(webRTCConfigResponse.Result.Skill), &c.skill)
if err != nil {
return nil, err
}
// Store LocalKey (not sure if cloud api provides this, but we need it for low power cameras)
c.localKey = webRTCConfigResponse.Result.LocalKey
iceServers, err := json.Marshal(&webRTCConfigResponse.Result.P2PConfig.Ices)
if err != nil {
return nil, err
}
c.iceServers, err = webrtc.UnmarshalICEServers(iceServers)
if err != nil {
return nil, err
}
return &webRTCConfigResponse.Result, nil
}
func (c *TuyaCloudApiClient) loadHubConfig() (config *MQTTConfig, err error) {
url := fmt.Sprintf("https://%s/v2.0/open-iot-hub/access/config", c.baseUrl)
request := &OpenIoTHubConfigRequest{
UID: c.uid,
UniqueID: uuid.New().String(),
LinkType: "mqtt",
Topics: "ipc",
}
body, err := c.request("POST", url, request)
if err != nil {
return nil, err
}
var openIoTHubConfigResponse OpenIoTHubConfigResponse
err = json.Unmarshal(body, &openIoTHubConfigResponse)
if err != nil {
return nil, err
}
if !openIoTHubConfigResponse.Success {
return nil, fmt.Errorf(openIoTHubConfigResponse.Msg)
}
return &MQTTConfig{
Url: openIoTHubConfigResponse.Result.Url,
Username: openIoTHubConfigResponse.Result.Username,
Password: openIoTHubConfigResponse.Result.Password,
ClientID: openIoTHubConfigResponse.Result.ClientID,
PublishTopic: openIoTHubConfigResponse.Result.SinkTopic.IPC,
SubscribeTopic: openIoTHubConfigResponse.Result.SourceSink.IPC,
}, nil
}
func (c *TuyaCloudApiClient) request(method string, url string, body any) ([]byte, error) {
var bodyReader io.Reader
if body != nil {
jsonBody, err := json.Marshal(body)
if err != nil {
return nil, err
}
bodyReader = bytes.NewReader(jsonBody)
}
req, err := http.NewRequest(method, url, bodyReader)
if err != nil {
return nil, err
}
ts := time.Now().UnixNano() / 1000000
sign := c.calBusinessSign(ts)
req.Header.Set("Accept", "*")
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Access-Control-Allow-Origin", "*")
req.Header.Set("Access-Control-Allow-Methods", "*")
req.Header.Set("Access-Control-Allow-Headers", "*")
req.Header.Set("mode", "no-cors")
req.Header.Set("client_id", c.clientId)
req.Header.Set("access_token", c.accessToken)
req.Header.Set("sign", sign)
req.Header.Set("t", strconv.FormatInt(ts, 10))
response, err := c.httpClient.Do(req)
if err != nil {
return nil, err
}
defer response.Body.Close()
res, err := io.ReadAll(response.Body)
if err != nil {
return nil, err
}
if response.StatusCode != http.StatusOK {
return nil, err
}
return res, nil
}
func (c *TuyaCloudApiClient) calBusinessSign(ts int64) string {
data := fmt.Sprintf("%s%s%s%d", c.clientId, c.accessToken, c.clientSecret, ts)
val := md5.Sum([]byte(data))
res := fmt.Sprintf("%X", val)
return res
}
@@ -0,0 +1,69 @@
package tuya
import (
"crypto/md5"
cryptoRand "crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/hex"
"encoding/pem"
"errors"
"net/http"
"net/http/cookiejar"
"regexp"
"time"
"golang.org/x/net/publicsuffix"
)
func EncryptPassword(password, pbKey string) (string, error) {
// Hash password with MD5
hasher := md5.New()
hasher.Write([]byte(password))
hashedPassword := hex.EncodeToString(hasher.Sum(nil))
// Decode PEM public key
block, _ := pem.Decode([]byte("-----BEGIN PUBLIC KEY-----\n" + pbKey + "\n-----END PUBLIC KEY-----"))
if block == nil {
return "", errors.New("failed to decode PEM block")
}
pubKey, err := x509.ParsePKIXPublicKey(block.Bytes)
if err != nil {
return "", err
}
rsaPubKey, ok := pubKey.(*rsa.PublicKey)
if !ok {
return "", errors.New("not an RSA public key")
}
// Encrypt with RSA
encrypted, err := rsa.EncryptPKCS1v15(cryptoRand.Reader, rsaPubKey, []byte(hashedPassword))
if err != nil {
return "", err
}
// Convert to hex string
return hex.EncodeToString(encrypted), nil
}
func IsEmailAddress(input string) bool {
emailRegex := regexp.MustCompile(`^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$`)
return emailRegex.MatchString(input)
}
func CreateHTTPClientWithSession() *http.Client {
jar, err := cookiejar.New(&cookiejar.Options{
PublicSuffixList: publicsuffix.List,
})
if err != nil {
return nil
}
return &http.Client{
Timeout: 30 * time.Second,
Jar: jar,
}
}
@@ -0,0 +1,270 @@
package tuya
import (
"net/http"
"github.com/AlexxIT/go2rtc/pkg/core"
pionWebrtc "github.com/pion/webrtc/v4"
)
type TuyaAPI interface {
GetMqtt() *TuyaMqttClient
GetStreamType(streamResolution string) int
IsHEVC(streamType int) bool
GetVideoCodecs() []*core.Codec
GetAudioCodecs() []*core.Codec
GetStreamUrl(streamUrl string) (string, error)
GetICEServers() []pionWebrtc.ICEServer
Init() error
Close()
}
type TuyaClient struct {
TuyaAPI
httpClient *http.Client
mqtt *TuyaMqttClient
baseUrl string
expireTime int64
deviceId string
localKey string
skill *Skill
iceServers []pionWebrtc.ICEServer
}
type AudioAttributes struct {
CallMode []int `json:"call_mode"` // 1 = one way, 2 = two way
HardwareCapability []int `json:"hardware_capability"` // 1 = mic, 2 = speaker
}
type ICEServer struct {
Urls string `json:"urls"`
Username string `json:"username,omitempty"`
Credential string `json:"credential,omitempty"`
TTL int `json:"ttl,omitempty"`
}
type WebICE struct {
Urls string `json:"urls"`
Username string `json:"username,omitempty"`
Credential string `json:"credential,omitempty"`
}
type P2PConfig struct {
Ices []ICEServer `json:"ices"`
}
type AudioSkill struct {
Channels int `json:"channels"`
DataBit int `json:"dataBit"`
CodecType int `json:"codecType"`
SampleRate int `json:"sampleRate"`
}
type VideoSkill struct {
StreamType int `json:"streamType"` // 2 = main stream (HD), 4 = sub stream (SD)
CodecType int `json:"codecType"` // 2 = H264, 4 = H265 (HEVC)
Width int `json:"width"`
Height int `json:"height"`
SampleRate int `json:"sampleRate"`
ProfileId string `json:"profileId,omitempty"`
}
type Skill struct {
WebRTC int `json:"webrtc"` // Bit flags: bit 4=speaker, bit 5=clarity, bit 6=record
LowPower int `json:"lowPower,omitempty"` // 1 = battery-powered camera
Audios []AudioSkill `json:"audios"`
Videos []VideoSkill `json:"videos"`
}
type WebRTCConfig struct {
AudioAttributes AudioAttributes `json:"audio_attributes"`
Auth string `json:"auth"`
ID string `json:"id"`
LocalKey string `json:"local_key,omitempty"`
MotoID string `json:"moto_id"`
P2PConfig P2PConfig `json:"p2p_config"`
ProtocolVersion string `json:"protocol_version"`
Skill string `json:"skill"`
SupportsWebRTCRecord bool `json:"supports_webrtc_record"`
SupportsWebRTC bool `json:"supports_webrtc"`
VedioClaritiy int `json:"vedio_clarity"`
VideoClaritiy int `json:"video_clarity"`
VideoClarities []int `json:"video_clarities"`
}
type MQTTConfig struct {
Url string `json:"url"`
PublishTopic string `json:"publish_topic"`
SubscribeTopic string `json:"subscribe_topic"`
ClientID string `json:"client_id"`
Username string `json:"username"`
Password string `json:"password"`
}
type Allocate struct {
URL string `json:"url"`
}
type AllocateRequest struct {
Type string `json:"type"`
}
type AllocateResponse struct {
Success bool `json:"success"`
Result Allocate `json:"result"`
Msg string `json:"msg,omitempty"`
}
func (c *TuyaClient) GetICEServers() []pionWebrtc.ICEServer {
return c.iceServers
}
func (c *TuyaClient) GetMqtt() *TuyaMqttClient {
return c.mqtt
}
// GetStreamType returns the Skill StreamType for the requested resolution
// Returns Skill values (2 or 4), not MQTT values (0 or 1)
// - "hd" → highest resolution streamType (usually 2 = mainStream)
// - "sd" → lowest resolution streamType (usually 4 = substream)
//
// These values must be mapped before sending to MQTT:
// - streamType 2 → MQTT stream_type 0
// - streamType 4 → MQTT stream_type 1
func (c *TuyaClient) GetStreamType(streamResolution string) int {
// Default streamType if nothing is found
defaultStreamType := 1
if c.skill == nil || len(c.skill.Videos) == 0 {
return defaultStreamType
}
// Find the highest and lowest resolution based on pixel count
var highestResType = defaultStreamType
var highestRes = 0
var lowestResType = defaultStreamType
var lowestRes = 0
for _, video := range c.skill.Videos {
res := video.Width * video.Height
// Highest Resolution
if res > highestRes {
highestRes = res
highestResType = video.StreamType
}
// Lower Resolution (or first if not set yet)
if lowestRes == 0 || res < lowestRes {
lowestRes = res
lowestResType = video.StreamType
}
}
// Return the streamType based on the selection
switch streamResolution {
case "hd":
return highestResType
case "sd":
return lowestResType
default:
return defaultStreamType
}
}
// IsHEVC checks if the given streamType uses H265 (HEVC) codec
// HEVC cameras use DataChannel, H264 cameras use RTP tracks
// - codecType 4 = H265 (HEVC) → DataChannel mode
// - codecType 2 = H264 → Normal RTP mode
func (c *TuyaClient) IsHEVC(streamType int) bool {
for _, video := range c.skill.Videos {
if video.StreamType == streamType {
return video.CodecType == 4 // 4 = H265/HEVC
}
}
return false
}
func (c *TuyaClient) GetVideoCodecs() []*core.Codec {
if len(c.skill.Videos) > 0 {
codecs := make([]*core.Codec, 0)
for _, video := range c.skill.Videos {
name := core.CodecH264
if c.IsHEVC(video.StreamType) {
name = core.CodecH265
}
codec := &core.Codec{
Name: name,
ClockRate: uint32(video.SampleRate),
}
codecs = append(codecs, codec)
}
if len(codecs) > 0 {
return codecs
}
}
return nil
}
func (c *TuyaClient) GetAudioCodecs() []*core.Codec {
if len(c.skill.Audios) > 0 {
codecs := make([]*core.Codec, 0)
for _, audio := range c.skill.Audios {
name := getAudioCodecName(&audio)
codec := &core.Codec{
Name: name,
ClockRate: uint32(audio.SampleRate),
Channels: uint8(audio.Channels),
}
codecs = append(codecs, codec)
}
if len(codecs) > 0 {
return codecs
}
}
return nil
}
func (c *TuyaClient) Close() {
c.mqtt.Stop()
c.httpClient.CloseIdleConnections()
}
// https://protect-us.ismartlife.me/
func getAudioCodecName(audioSkill *AudioSkill) string {
switch audioSkill.CodecType {
// case 100:
// return "ADPCM"
case 101:
return core.CodecPCML
case 102, 103, 104:
return core.CodecAAC
case 105:
return core.CodecPCMU
case 106:
return core.CodecPCMA
// case 107:
// return "G726-32"
// case 108:
// return "SPEEX"
case 109:
return core.CodecMP3
default:
return core.CodecPCML
}
}
+436
View File
@@ -0,0 +1,436 @@
package tuya
import (
"encoding/hex"
"encoding/json"
"errors"
"fmt"
"hash/crc32"
"strings"
"time"
"github.com/AlexxIT/go2rtc/pkg/core"
mqtt "github.com/eclipse/paho.mqtt.golang"
)
type TuyaMqttClient struct {
client mqtt.Client
waiter core.Waiter
wakeupWaiter core.Waiter
speakerWaiter core.Waiter
publishTopic string
subscribeTopic string
auth string
iceServers []ICEServer
uid string
motoId string
deviceId string
sessionId string
closed bool
webrtcVersion int
handleAnswer func(answer AnswerFrame)
handleCandidate func(candidate CandidateFrame)
handleDisconnect func()
handleError func(err error)
}
type MqttFrameHeader struct {
Type string `json:"type"`
From string `json:"from"`
To string `json:"to"`
SubDevID string `json:"sub_dev_id"`
SessionID string `json:"sessionid"`
MotoID string `json:"moto_id"`
TransactionID string `json:"tid"`
}
type MqttFrame struct {
Header MqttFrameHeader `json:"header"`
Message json.RawMessage `json:"msg"`
}
type OfferFrame struct {
Mode string `json:"mode"`
Sdp string `json:"sdp"`
StreamType int `json:"stream_type"` // 0: mainStream(HD), 1: substream(SD)
Auth string `json:"auth"`
DatachannelEnable bool `json:"datachannel_enable"` // true for HEVC, false for H264
Token []ICEServer `json:"token"`
}
type AnswerFrame struct {
Mode string `json:"mode"`
Sdp string `json:"sdp"`
}
type CandidateFrame struct {
Mode string `json:"mode"`
Candidate string `json:"candidate"`
}
type ResolutionFrame struct {
Mode string `json:"mode"`
Value int `json:"cmdValue"` // 0: HD, 1: SD
}
type SpeakerFrame struct {
Mode string `json:"mode"`
Value int `json:"cmdValue"` // 0: off, 1: on
}
type DisconnectFrame struct {
Mode string `json:"mode"`
}
type MqttLowPowerMessage struct {
Protocol int `json:"protocol"`
T int `json:"t"`
S int `json:"s,omitempty"`
Type string `json:"type,omitempty"`
Data struct {
DevID string `json:"devId,omitempty"`
Online bool `json:"online,omitempty"`
LastOnlineChangeTime int64 `json:"lastOnlineChangeTime,omitempty"`
GwID string `json:"gwId,omitempty"`
Cmd string `json:"cmd,omitempty"`
Dps map[string]interface{} `json:"dps,omitempty"`
} `json:"data"`
}
type MqttMessage struct {
Protocol int `json:"protocol"`
Pv string `json:"pv"`
T int64 `json:"t"`
Data MqttFrame `json:"data"`
}
func NewTuyaMqttClient(deviceId string) *TuyaMqttClient {
return &TuyaMqttClient{
deviceId: deviceId,
sessionId: core.RandString(6, 62),
waiter: core.Waiter{},
wakeupWaiter: core.Waiter{},
}
}
func (c *TuyaMqttClient) Start(hubConfig *MQTTConfig, webrtcConfig *WebRTCConfig, webrtcVersion int) error {
c.webrtcVersion = webrtcVersion
c.motoId = webrtcConfig.MotoID
c.auth = webrtcConfig.Auth
c.iceServers = webrtcConfig.P2PConfig.Ices
c.publishTopic = hubConfig.PublishTopic
c.subscribeTopic = hubConfig.SubscribeTopic
c.publishTopic = strings.Replace(c.publishTopic, "moto_id", c.motoId, 1)
c.publishTopic = strings.Replace(c.publishTopic, "{device_id}", c.deviceId, 1)
parts := strings.Split(c.subscribeTopic, "/")
c.uid = parts[3]
opts := mqtt.NewClientOptions().AddBroker(hubConfig.Url).
SetClientID(hubConfig.ClientID).
SetUsername(hubConfig.Username).
SetPassword(hubConfig.Password).
SetOnConnectHandler(c.onConnect).
SetAutoReconnect(true).
SetMaxReconnectInterval(30 * time.Second).
SetConnectTimeout(30 * time.Second).
SetKeepAlive(60 * time.Second).
SetPingTimeout(20 * time.Second)
c.client = mqtt.NewClient(opts)
if token := c.client.Connect(); token.Wait() && token.Error() != nil {
return token.Error()
}
if err := c.waiter.Wait(); err != nil {
return err
}
return nil
}
func (c *TuyaMqttClient) Stop() {
c.waiter.Done(errors.New("mqtt: stopped"))
c.wakeupWaiter.Done(errors.New("mqtt: stopped"))
c.speakerWaiter.Done(errors.New("mqtt: stopped"))
if c.client != nil {
_ = c.SendDisconnect()
c.client.Disconnect(100)
}
c.closed = true
}
// WakeUp sends a wake-up signal to battery-powered cameras (LowPower mode).
// The camera wakes up and starts responding immediately - we don't wait for dps[149].
// Note: LowPower cameras sleep after ~3 minutes of inactivity.
func (c *TuyaMqttClient) WakeUp(localKey string) error {
// Calculate CRC32 of localKey as wake-up payload
crc := crc32.ChecksumIEEE([]byte(localKey))
// Convert to hex string
hexStr := fmt.Sprintf("%08x", crc)
// Convert hex string to byte array (2 chars at a time)
payload := make([]byte, len(hexStr)/2)
for i := 0; i < len(hexStr); i += 2 {
b, err := hex.DecodeString(hexStr[i : i+2])
if err != nil {
return fmt.Errorf("failed to decode hex: %w", err)
}
payload[i/2] = b[0]
}
// Publish to wake-up topic: m/w/{deviceId}
wakeUpTopic := fmt.Sprintf("m/w/%s", c.deviceId)
token := c.client.Publish(wakeUpTopic, 1, false, payload)
if token.Wait() && token.Error() != nil {
return fmt.Errorf("failed to publish wake-up message: %w", token.Error())
}
// Subscribe to lowPower topic to receive dps[149] status updates
// (we don't wait for this signal - camera responds immediately)
lowPowerTopic := fmt.Sprintf("smart/decrypt/in/%s", c.deviceId)
if token := c.client.Subscribe(lowPowerTopic, 1, c.onLowPowerMessage); token.Wait() && token.Error() != nil {
return fmt.Errorf("failed to subscribe to lowPower topic: %w", token.Error())
}
return nil
}
func (c *TuyaMqttClient) SendOffer(sdp string, streamResolution string, streamType int, isHEVC bool) error {
// Map Skill StreamType to MQTT stream_type values
// streamType comes from GetStreamType() and uses Skill StreamType values:
// - mainStream = 2 (HD)
// - substream = 4 (SD)
//
// But MQTT expects mapped stream_type values:
// - mainStream (2) → stream_type: 0
// - substream (4) → stream_type: 1
mqttStreamType := streamType
switch streamType {
case 2:
mqttStreamType = 0 // mainStream (HD)
case 4:
mqttStreamType = 1 // substream (SD)
}
return c.sendMqttMessage("offer", 302, "", OfferFrame{
Mode: "webrtc",
Sdp: sdp,
StreamType: mqttStreamType,
Auth: c.auth,
DatachannelEnable: isHEVC, // must be true for HEVC
Token: c.iceServers,
})
}
func (c *TuyaMqttClient) SendCandidate(candidate string) error {
return c.sendMqttMessage("candidate", 302, "", CandidateFrame{
Mode: "webrtc",
Candidate: candidate,
})
}
func (c *TuyaMqttClient) SendResolution(resolution int) error {
// Check if camera supports clarity switching
isClaritySupported := (c.webrtcVersion & (1 << 5)) != 0
if !isClaritySupported {
return nil
}
return c.sendMqttMessage("resolution", 312, "", ResolutionFrame{
Mode: "webrtc",
Value: resolution, // 0: HD, 1: SD
})
}
func (c *TuyaMqttClient) SendSpeaker(speaker int) error {
if err := c.sendMqttMessage("speaker", 312, "", SpeakerFrame{
Mode: "webrtc",
Value: speaker, // 0: off, 1: on
}); err != nil {
return err
}
// Wait for camera response
if err := c.speakerWaiter.Wait(); err != nil {
return fmt.Errorf("speaker wait failed: %w", err)
}
return nil
}
func (c *TuyaMqttClient) SendDisconnect() error {
return c.sendMqttMessage("disconnect", 302, "", DisconnectFrame{
Mode: "webrtc",
})
}
func (c *TuyaMqttClient) onConnect(client mqtt.Client) {
if token := client.Subscribe(c.subscribeTopic, 1, c.onMessage); token.Wait() && token.Error() != nil {
c.waiter.Done(token.Error())
return
}
c.waiter.Done(nil)
}
func (c *TuyaMqttClient) onMessage(client mqtt.Client, msg mqtt.Message) {
var rmqtt MqttMessage
if err := json.Unmarshal(msg.Payload(), &rmqtt); err != nil {
c.onError(err)
return
}
// Filter by session ID to prevent processing messages from other sessions
if rmqtt.Data.Header.SessionID != c.sessionId {
return
}
switch rmqtt.Data.Header.Type {
case "answer":
c.onMqttAnswer(&rmqtt)
case "candidate":
c.onMqttCandidate(&rmqtt)
case "disconnect":
c.onMqttDisconnect()
case "speaker":
c.onMqttSpeaker(&rmqtt)
}
}
func (c *TuyaMqttClient) onLowPowerMessage(client mqtt.Client, msg mqtt.Message) {
var message MqttLowPowerMessage
if err := json.Unmarshal(msg.Payload(), &message); err != nil {
return
}
// Check if protocol is 4 and dps[149] is true
// https://developer.tuya.com/en/docs/iot-device-dev/doorbell_solution?id=Kayamyivh15ox#title-2-Battery
if message.Protocol == 4 {
if val, ok := message.Data.Dps["149"]; ok {
if ready, ok := val.(bool); ok && ready {
// Camera is now ready after wake-up (dps[149]:true received).
// However, we don't wait for this signal (like ismartlife.me doesn't either).
// The camera starts responding immediately after WakeUp() is called,
// so we proceed with the connection without blocking.
// This waiter is kept for potential future use.
c.wakeupWaiter.Done(nil)
}
}
}
}
func (c *TuyaMqttClient) onMqttAnswer(msg *MqttMessage) {
var answerFrame AnswerFrame
if err := json.Unmarshal(msg.Data.Message, &answerFrame); err != nil {
c.onError(err)
return
}
c.onAnswer(answerFrame)
}
func (c *TuyaMqttClient) onMqttCandidate(msg *MqttMessage) {
var candidateFrame CandidateFrame
if err := json.Unmarshal(msg.Data.Message, &candidateFrame); err != nil {
c.onError(err)
return
}
// fix candidates
candidateFrame.Candidate = strings.TrimPrefix(candidateFrame.Candidate, "a=")
candidateFrame.Candidate = strings.TrimSuffix(candidateFrame.Candidate, "\r\n")
c.onCandidate(candidateFrame)
}
func (c *TuyaMqttClient) onMqttDisconnect() {
c.closed = true
c.onDisconnect()
}
func (c *TuyaMqttClient) onMqttSpeaker(msg *MqttMessage) {
var speakerResponse struct {
ResCode int `json:"resCode"`
}
if err := json.Unmarshal(msg.Data.Message, &speakerResponse); err == nil {
if speakerResponse.ResCode != 0 {
c.speakerWaiter.Done(fmt.Errorf("speaker failed with resCode: %d", speakerResponse.ResCode))
return
}
}
c.speakerWaiter.Done(nil)
}
func (c *TuyaMqttClient) onAnswer(answer AnswerFrame) {
if c.handleAnswer != nil {
c.handleAnswer(answer)
}
}
func (c *TuyaMqttClient) onCandidate(candidate CandidateFrame) {
if c.handleCandidate != nil {
c.handleCandidate(candidate)
}
}
func (c *TuyaMqttClient) onDisconnect() {
if c.handleDisconnect != nil {
c.handleDisconnect()
}
}
func (c *TuyaMqttClient) onError(err error) {
if c.handleError != nil {
c.handleError(err)
}
}
func (c *TuyaMqttClient) sendMqttMessage(messageType string, protocol int, transactionID string, data interface{}) error {
if c.closed {
return fmt.Errorf("mqtt client is closed, send mqtt message fail")
}
jsonMessage, err := json.Marshal(data)
if err != nil {
return err
}
msg := &MqttMessage{
Protocol: protocol,
Pv: "2.2",
T: time.Now().Unix(),
Data: MqttFrame{
Header: MqttFrameHeader{
Type: messageType,
From: c.uid,
To: c.deviceId,
SessionID: c.sessionId,
MotoID: c.motoId,
TransactionID: transactionID,
},
Message: jsonMessage,
},
}
payload, err := json.Marshal(msg)
if err != nil {
return err
}
token := c.client.Publish(c.publishTopic, 1, false, payload)
if token.Wait() && token.Error() != nil {
return token.Error()
}
return nil
}
@@ -0,0 +1,597 @@
package tuya
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"io"
"math/rand"
"net/http"
"time"
"github.com/AlexxIT/go2rtc/pkg/webrtc"
)
type LoginTokenRequest struct {
CountryCode string `json:"countryCode"`
Username string `json:"username"`
IsUid bool `json:"isUid"`
}
type LoginTokenResponse struct {
Result LoginToken `json:"result"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type LoginToken struct {
Token string `json:"token"`
Exponent string `json:"exponent"`
PublicKey string `json:"publicKey"`
PbKey string `json:"pbKey"`
}
type PasswordLoginRequest struct {
CountryCode string `json:"countryCode"`
Email string `json:"email,omitempty"`
Mobile string `json:"mobile,omitempty"`
Passwd string `json:"passwd"`
Token string `json:"token"`
IfEncrypt int `json:"ifencrypt"`
Options string `json:"options"`
}
type PasswordLoginResponse struct {
Result LoginResult `json:"result"`
Success bool `json:"success"`
Status string `json:"status"`
ErrorMsg string `json:"errorMsg,omitempty"`
}
type LoginResult struct {
Attribute int `json:"attribute"`
ClientId string `json:"clientId"`
DataVersion int `json:"dataVersion"`
Domain Domain `json:"domain"`
Ecode string `json:"ecode"`
Email string `json:"email"`
Extras Extras `json:"extras"`
HeadPic string `json:"headPic"`
ImproveCompanyInfo bool `json:"improveCompanyInfo"`
Nickname string `json:"nickname"`
PartnerIdentity string `json:"partnerIdentity"`
PhoneCode string `json:"phoneCode"`
Receiver string `json:"receiver"`
RegFrom int `json:"regFrom"`
Sid string `json:"sid"`
SnsNickname string `json:"snsNickname"`
TempUnit int `json:"tempUnit"`
Timezone string `json:"timezone"`
TimezoneId string `json:"timezoneId"`
Uid string `json:"uid"`
UserType int `json:"userType"`
Username string `json:"username"`
}
type Domain struct {
AispeechHttpsUrl string `json:"aispeechHttpsUrl"`
AispeechQuicUrl string `json:"aispeechQuicUrl"`
DeviceHttpUrl string `json:"deviceHttpUrl"`
DeviceHttpsPskUrl string `json:"deviceHttpsPskUrl"`
DeviceHttpsUrl string `json:"deviceHttpsUrl"`
DeviceMediaMqttUrl string `json:"deviceMediaMqttUrl"`
DeviceMediaMqttsUrl string `json:"deviceMediaMqttsUrl"`
DeviceMqttsPskUrl string `json:"deviceMqttsPskUrl"`
DeviceMqttsUrl string `json:"deviceMqttsUrl"`
GwApiUrl string `json:"gwApiUrl"`
GwMqttUrl string `json:"gwMqttUrl"`
HttpPort int `json:"httpPort"`
HttpsPort int `json:"httpsPort"`
HttpsPskPort int `json:"httpsPskPort"`
MobileApiUrl string `json:"mobileApiUrl"`
MobileMediaMqttUrl string `json:"mobileMediaMqttUrl"`
MobileMqttUrl string `json:"mobileMqttUrl"`
MobileMqttsUrl string `json:"mobileMqttsUrl"`
MobileQuicUrl string `json:"mobileQuicUrl"`
MqttPort int `json:"mqttPort"`
MqttQuicUrl string `json:"mqttQuicUrl"`
MqttsPort int `json:"mqttsPort"`
MqttsPskPort int `json:"mqttsPskPort"`
RegionCode string `json:"regionCode"`
}
type Extras struct {
HomeId string `json:"homeId"`
SceneType string `json:"sceneType"`
}
type AppInfoResponse struct {
Result AppInfo `json:"result"`
T int64 `json:"t"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type AppInfo struct {
AppId int `json:"appId"`
AppName string `json:"appName"`
ClientId string `json:"clientId"`
Icon string `json:"icon"`
}
type MQTTConfigResponse struct {
Result SmartApiMQTTConfig `json:"result"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type SmartApiMQTTConfig struct {
Msid string `json:"msid"`
Password string `json:"password"`
}
type HomeListResponse struct {
Result []Home `json:"result"`
T int64 `json:"t"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type SharedHomeListResponse struct {
Result SharedHome `json:"result"`
T int64 `json:"t"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type SharedHome struct {
SecurityWebCShareInfoList []struct {
DeviceInfoList []Device `json:"deviceInfoList"`
Nickname string `json:"nickname"`
Username string `json:"username"`
} `json:"securityWebCShareInfoList"`
}
type Home struct {
Admin bool `json:"admin"`
Background string `json:"background"`
DealStatus int `json:"dealStatus"`
DisplayOrder int `json:"displayOrder"`
GeoName string `json:"geoName"`
Gid int `json:"gid"`
GmtCreate int64 `json:"gmtCreate"`
GmtModified int64 `json:"gmtModified"`
GroupId int `json:"groupId"`
GroupUserId int `json:"groupUserId"`
Id int `json:"id"`
Lat float64 `json:"lat"`
Lon float64 `json:"lon"`
ManagementStatus bool `json:"managementStatus"`
Name string `json:"name"`
OwnerId string `json:"ownerId"`
Role int `json:"role"`
Status bool `json:"status"`
Uid string `json:"uid"`
}
type RoomListRequest struct {
HomeId string `json:"homeId"`
}
type RoomListResponse struct {
Result []Room `json:"result"`
T int64 `json:"t"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type Room struct {
DeviceCount int `json:"deviceCount"`
DeviceList []Device `json:"deviceList"`
RoomId string `json:"roomId"`
RoomName string `json:"roomName"`
}
type Device struct {
Category string `json:"category"`
DeviceId string `json:"deviceId"`
DeviceName string `json:"deviceName"`
P2pType int `json:"p2pType"`
ProductId string `json:"productId"`
SupportCloudStorage bool `json:"supportCloudStorage"`
Uuid string `json:"uuid"`
}
type SmartApiWebRTCConfigRequest struct {
DevId string `json:"devId"`
ClientTraceId string `json:"clientTraceId"`
}
type SmartApiWebRTCConfigResponse struct {
Result SmartApiWebRTCConfig `json:"result"`
Success bool `json:"success"`
Msg string `json:"errorMsg,omitempty"`
}
type SmartApiWebRTCConfig struct {
AudioAttributes AudioAttributes `json:"audioAttributes"`
Auth string `json:"auth"`
GatewayId string `json:"gatewayId"`
Id string `json:"id"`
LocalKey string `json:"localKey"`
MotoId string `json:"motoId"`
NodeId string `json:"nodeId"`
P2PConfig P2PConfig `json:"p2pConfig"`
ProtocolVersion string `json:"protocolVersion"`
Skill string `json:"skill"`
Sub bool `json:"sub"`
SupportWebrtcRecord bool `json:"supportWebrtcRecord"`
SupportsPtz bool `json:"supportsPtz"`
SupportsWebrtc bool `json:"supportsWebrtc"`
VedioClarity int `json:"vedioClarity"`
VedioClaritys []int `json:"vedioClaritys"`
VideoClarity int `json:"videoClarity"`
}
type TuyaSmartApiClient struct {
TuyaClient
email string
password string
countryCode string
mqttsUrl string
}
type Region struct {
Name string `json:"name"`
Host string `json:"host"`
Description string `json:"description"`
Continent string `json:"continent"`
}
var AvailableRegions = []Region{
{"eu-central", "protect-eu.ismartlife.me", "Central Europe", "EU"},
{"eu-east", "protect-we.ismartlife.me", "East Europe", "EU"},
{"us-west", "protect-us.ismartlife.me", "West America", "AZ"},
{"us-east", "protect-ue.ismartlife.me", "East America", "AZ"},
{"china", "protect.ismartlife.me", "China", "AY"},
{"india", "protect-in.ismartlife.me", "India", "IN"},
}
func NewTuyaSmartApiClient(httpClient *http.Client, baseUrl, email, password, deviceId string) (*TuyaSmartApiClient, error) {
var region *Region
for _, r := range AvailableRegions {
if r.Host == baseUrl {
region = &r
break
}
}
if region == nil {
return nil, fmt.Errorf("invalid region: %s", baseUrl)
}
if httpClient == nil {
httpClient = CreateHTTPClientWithSession()
}
mqttClient := NewTuyaMqttClient(deviceId)
client := &TuyaSmartApiClient{
TuyaClient: TuyaClient{
httpClient: httpClient,
mqtt: mqttClient,
deviceId: deviceId,
expireTime: 0,
baseUrl: baseUrl,
},
email: email,
password: password,
countryCode: region.Continent,
}
return client, nil
}
// WebRTC Flow
func (c *TuyaSmartApiClient) Init() error {
if err := c.initToken(); err != nil {
return fmt.Errorf("failed to initialize token: %w", err)
}
webrtcConfig, err := c.loadWebrtcConfig()
if err != nil {
return fmt.Errorf("failed to load webrtc config: %w", err)
}
hubConfig, err := c.loadHubConfig()
if err != nil {
return fmt.Errorf("failed to load hub config: %w", err)
}
if err := c.mqtt.Start(hubConfig, webrtcConfig, c.skill.WebRTC); err != nil {
return fmt.Errorf("failed to start MQTT: %w", err)
}
if c.skill.LowPower > 0 {
_ = c.mqtt.WakeUp(c.localKey)
}
return nil
}
func (c *TuyaSmartApiClient) GetStreamUrl(streamType string) (streamUrl string, err error) {
return "", errors.New("not supported")
}
func (c *TuyaSmartApiClient) GetAppInfo() (*AppInfoResponse, error) {
url := fmt.Sprintf("https://%s/api/customized/web/app/info", c.baseUrl)
body, err := c.request("POST", url, nil)
if err != nil {
return nil, err
}
var appInfoResponse AppInfoResponse
if err := json.Unmarshal(body, &appInfoResponse); err != nil {
return nil, err
}
if !appInfoResponse.Success {
return nil, errors.New(appInfoResponse.Msg)
}
return &appInfoResponse, nil
}
func (c *TuyaSmartApiClient) GetHomeList() (*HomeListResponse, error) {
url := fmt.Sprintf("https://%s/api/new/common/homeList", c.baseUrl)
body, err := c.request("POST", url, nil)
if err != nil {
return nil, err
}
var homeListResponse HomeListResponse
if err := json.Unmarshal(body, &homeListResponse); err != nil {
return nil, err
}
if !homeListResponse.Success {
return nil, errors.New(homeListResponse.Msg)
}
return &homeListResponse, nil
}
func (c *TuyaSmartApiClient) GetSharedHomeList() (*SharedHomeListResponse, error) {
url := fmt.Sprintf("https://%s/api/new/playback/shareList", c.baseUrl)
body, err := c.request("POST", url, nil)
if err != nil {
return nil, err
}
var sharedHomeListResponse SharedHomeListResponse
if err := json.Unmarshal(body, &sharedHomeListResponse); err != nil {
return nil, err
}
if !sharedHomeListResponse.Success {
return nil, errors.New(sharedHomeListResponse.Msg)
}
return &sharedHomeListResponse, nil
}
func (c *TuyaSmartApiClient) GetRoomList(homeId string) (*RoomListResponse, error) {
url := fmt.Sprintf("https://%s/api/new/common/roomList", c.baseUrl)
data := RoomListRequest{
HomeId: homeId,
}
body, err := c.request("POST", url, data)
if err != nil {
return nil, err
}
var roomListResponse RoomListResponse
if err := json.Unmarshal(body, &roomListResponse); err != nil {
return nil, err
}
if !roomListResponse.Success {
return nil, errors.New(roomListResponse.Msg)
}
return &roomListResponse, nil
}
func (c *TuyaSmartApiClient) initToken() error {
tokenUrl := fmt.Sprintf("https://%s/api/login/token", c.baseUrl)
tokenReq := LoginTokenRequest{
CountryCode: c.countryCode,
Username: c.email,
IsUid: false,
}
body, err := c.request("POST", tokenUrl, tokenReq)
if err != nil {
return err
}
var tokenResp LoginTokenResponse
if err := json.Unmarshal(body, &tokenResp); err != nil {
return err
}
if !tokenResp.Success {
return errors.New(tokenResp.Msg)
}
encryptedPassword, err := EncryptPassword(c.password, tokenResp.Result.PbKey)
if err != nil {
return fmt.Errorf("failed to encrypt password: %v", err)
}
var loginUrl string
loginReq := PasswordLoginRequest{
CountryCode: c.countryCode,
Passwd: encryptedPassword,
Token: tokenResp.Result.Token,
IfEncrypt: 1,
Options: `{"group":1}`,
}
if IsEmailAddress(c.email) {
loginUrl = fmt.Sprintf("https://%s/api/private/email/login", c.baseUrl)
loginReq.Email = c.email
} else {
loginUrl = fmt.Sprintf("https://%s/api/private/phone/login", c.baseUrl)
loginReq.Mobile = c.email
}
body, err = c.request("POST", loginUrl, loginReq)
if err != nil {
return err
}
var loginResp *PasswordLoginResponse
if err := json.Unmarshal(body, &loginResp); err != nil {
return err
}
if !loginResp.Success {
return errors.New(loginResp.ErrorMsg)
}
c.mqttsUrl = fmt.Sprintf("ssl://%s:%d", loginResp.Result.Domain.MobileMqttsUrl, loginResp.Result.Domain.MqttsPort)
c.expireTime = time.Now().Unix() + 2*24*60*60 // 2 days in seconds
return nil
}
func (c *TuyaSmartApiClient) loadWebrtcConfig() (*WebRTCConfig, error) {
url := fmt.Sprintf("https://%s/api/jarvis/config", c.baseUrl)
data := SmartApiWebRTCConfigRequest{
DevId: c.deviceId,
ClientTraceId: fmt.Sprintf("%x", rand.Int63()),
}
body, err := c.request("POST", url, data)
if err != nil {
return nil, err
}
var webRTCConfigResponse SmartApiWebRTCConfigResponse
err = json.Unmarshal(body, &webRTCConfigResponse)
if err != nil {
return nil, err
}
if !webRTCConfigResponse.Success {
return nil, errors.New(webRTCConfigResponse.Msg)
}
err = json.Unmarshal([]byte(webRTCConfigResponse.Result.Skill), &c.skill)
if err != nil {
return nil, err
}
// Store LocalKey
c.localKey = webRTCConfigResponse.Result.LocalKey
iceServers, err := json.Marshal(&webRTCConfigResponse.Result.P2PConfig.Ices)
if err != nil {
return nil, err
}
c.iceServers, err = webrtc.UnmarshalICEServers(iceServers)
if err != nil {
return nil, err
}
return &WebRTCConfig{
AudioAttributes: webRTCConfigResponse.Result.AudioAttributes,
Auth: webRTCConfigResponse.Result.Auth,
ID: webRTCConfigResponse.Result.Id,
MotoID: webRTCConfigResponse.Result.MotoId,
P2PConfig: webRTCConfigResponse.Result.P2PConfig,
ProtocolVersion: webRTCConfigResponse.Result.ProtocolVersion,
Skill: webRTCConfigResponse.Result.Skill,
SupportsWebRTCRecord: webRTCConfigResponse.Result.SupportWebrtcRecord,
SupportsWebRTC: webRTCConfigResponse.Result.SupportsWebrtc,
VedioClaritiy: webRTCConfigResponse.Result.VedioClarity,
VideoClaritiy: webRTCConfigResponse.Result.VideoClarity,
VideoClarities: webRTCConfigResponse.Result.VedioClaritys,
}, nil
}
func (c *TuyaSmartApiClient) loadHubConfig() (config *MQTTConfig, err error) {
mqttUrl := fmt.Sprintf("https://%s/api/jarvis/mqtt", c.baseUrl)
mqttBody, err := c.request("POST", mqttUrl, nil)
if err != nil {
return nil, err
}
var mqttConfigResponse MQTTConfigResponse
err = json.Unmarshal(mqttBody, &mqttConfigResponse)
if err != nil {
return nil, err
}
if !mqttConfigResponse.Success {
return nil, errors.New(mqttConfigResponse.Msg)
}
return &MQTTConfig{
Url: c.mqttsUrl,
ClientID: fmt.Sprintf("web_%s", mqttConfigResponse.Result.Msid),
Username: fmt.Sprintf("web_%s", mqttConfigResponse.Result.Msid),
Password: mqttConfigResponse.Result.Password,
PublishTopic: "/av/moto/moto_id/u/{device_id}",
SubscribeTopic: fmt.Sprintf("/av/u/%s", mqttConfigResponse.Result.Msid),
}, nil
}
func (c *TuyaSmartApiClient) request(method string, url string, body any) ([]byte, error) {
var bodyReader io.Reader
if body != nil {
jsonBody, err := json.Marshal(body)
if err != nil {
return nil, err
}
bodyReader = bytes.NewReader(jsonBody)
}
req, err := http.NewRequest(method, url, bodyReader)
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", "application/json; charset=utf-8")
req.Header.Set("Accept", "*/*")
req.Header.Set("Origin", fmt.Sprintf("https://%s", c.baseUrl))
response, err := c.httpClient.Do(req)
if err != nil {
return nil, err
}
defer response.Body.Close()
res, err := io.ReadAll(response.Body)
if err != nil {
return nil, err
}
if response.StatusCode != http.StatusOK {
return nil, err
}
return res, nil
}