mirror of
https://github.com/lkmio/gb-cms.git
synced 2026-04-22 23:17:22 +08:00
ydajiang
108 lines
3.6 KiB
Go
108 lines
3.6 KiB
Go
package main
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import (
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"github.com/ghettovoice/gosip/sip"
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"net/http"
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"strconv"
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"strings"
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)
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type JTDevice struct {
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*Platform
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username string
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simNumber string
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}
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func (g *JTDevice) OnInvite(request sip.Request, user string) sip.Response {
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Sugar.Infof("收到1078的Invite请求 sim number: %s device: %s channel: %s", g.simNumber, g.username, user)
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// 通知1078的信令服务器
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channels, _ := ChannelDao.QueryChannelsByChannelID(user)
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if len(channels) < 1 {
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Sugar.Errorf("处理1078的invite失败. 通道不存在 channel: %s device: %s", user, g.Username)
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return CreateResponseWithStatusCode(request, http.StatusNotFound)
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} else if channels[0].RootID != g.username {
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Sugar.Errorf("处理1078的invite失败. 设备和通道不匹配 channel: %s device: %s", user, g.Username)
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return CreateResponseWithStatusCode(request, http.StatusNotFound)
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}
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channel := channels[0]
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gbsdp, err := ParseGBSDP(request.Body())
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if err != nil {
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Sugar.Errorf("处理上级Invite失败, 解析上级SDP发生错误 err: %s sdp: %s", err.Error(), request.Body())
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return CreateResponseWithStatusCode(request, http.StatusBadRequest)
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}
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var inviteType InviteType
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inviteType.SessionName2Type(strings.ToLower(gbsdp.sdp.Session))
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if InviteTypePlay != inviteType {
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Sugar.Warnf("处理上级Invite失败, 1078暂不支持非实时预览流 inviteType: %s channel: %s device: %s", inviteType, user, g.Username)
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return CreateResponseWithStatusCode(request, http.StatusNotImplemented)
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}
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streamId := GenerateStreamID(inviteType, g.simNumber, strconv.Itoa(channel.ChannelNumber), gbsdp.startTime, gbsdp.stopTime)
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sink := &Sink{
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StreamID: streamId,
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ServerAddr: g.ServerAddr,
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Protocol: "gb_gateway"}
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response, err := AddForwardSink(TransStreamGBGateway, request, user, sink, streamId, gbsdp, inviteType, "96 PS/90000")
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if err != nil {
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Sugar.Errorf("处理1078的invite失败. 发送hook失败 err: %s channel: %s device: %s", err.Error(), user, g.Username)
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return CreateResponseWithStatusCode(request, http.StatusInternalServerError)
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}
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return response
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}
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func (g *JTDevice) Start() {
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Sugar.Infof("启动部标设备, deivce: %s transport: %s addr: %s", g.Username, g.sipUA.Transport, g.sipUA.ServerAddr)
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g.sipUA.Start()
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g.sipUA.SetOnRegisterHandler(g.Online, g.Offline)
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}
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func (g *JTDevice) Online() {
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Sugar.Infof("部标设备上线 sim number: %s device: %s server addr: %s", g.simNumber, g.Username, g.ServerAddr)
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if err := JTDeviceDao.UpdateOnlineStatus(ON, g.Username); err != nil {
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Sugar.Infof("更新部标设备状态失败 err: %s", err.Error())
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}
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}
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func (g *JTDevice) Offline() {
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Sugar.Infof("部标设备离线 sim number: %s device: %s server addr: %s", g.simNumber, g.Username, g.ServerAddr)
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if err := JTDeviceDao.UpdateOnlineStatus(OFF, g.Username); err != nil {
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Sugar.Infof("更新部标设备状态失败 err: %s", err.Error())
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}
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// 释放所有推流
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g.CloseStreams(true, true)
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}
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func NewJTDevice(model *JTDeviceModel, ua SipServer) (*JTDevice, error) {
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platform, err := NewPlatform(&SIPUAOptions{
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Name: model.Name,
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Username: model.Username,
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ServerID: model.SeverID,
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ServerAddr: model.ServerAddr,
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Transport: model.Transport,
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Password: model.Password,
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RegisterExpires: model.RegisterExpires,
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KeepaliveInterval: model.KeepaliveInterval,
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Status: model.Status,
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}, ua)
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if err != nil {
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return nil, err
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}
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platform.SetDeviceInfo(model.Name, model.Manufacturer, model.Model, model.Firmware)
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return &JTDevice{
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Platform: platform,
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username: model.Username,
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simNumber: model.SimNumber,
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}, nil
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}
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