Files
gb-cms/stack/jt_device.go
2025-09-05 20:18:14 +08:00

111 lines
3.7 KiB
Go

package stack
import (
"gb-cms/common"
"gb-cms/dao"
"gb-cms/log"
"github.com/ghettovoice/gosip/sip"
"net/http"
"strconv"
"strings"
)
type JTDevice struct {
*Platform
username string
simNumber string
}
func (g *JTDevice) OnInvite(request sip.Request, user string) sip.Response {
log.Sugar.Infof("收到1078的Invite请求 sim number: %s device: %s channel: %s", g.simNumber, g.username, user)
// 通知1078的信令服务器
channels, _ := dao.Channel.QueryChannelsByChannelID(user)
if len(channels) < 1 {
log.Sugar.Errorf("处理1078的invite失败. 通道不存在 channel: %s device: %s", user, g.Username)
return CreateResponseWithStatusCode(request, http.StatusNotFound)
} else if channels[0].RootID != g.username {
log.Sugar.Errorf("处理1078的invite失败. 设备和通道不匹配 channel: %s device: %s", user, g.Username)
return CreateResponseWithStatusCode(request, http.StatusNotFound)
}
channel := channels[0]
gbsdp, err := ParseGBSDP(request.Body())
if err != nil {
log.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())
return CreateResponseWithStatusCode(request, http.StatusBadRequest)
}
var inviteType common.InviteType
inviteType.SessionName2Type(strings.ToLower(gbsdp.SDP.Session))
if common.InviteTypePlay != inviteType {
log.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)
return CreateResponseWithStatusCode(request, http.StatusNotImplemented)
}
streamId := common.GenerateStreamID(inviteType, g.simNumber, strconv.Itoa(channel.ChannelNumber), gbsdp.StartTime, gbsdp.StopTime)
sink := &dao.SinkModel{
StreamID: streamId,
ServerAddr: g.ServerAddr,
Protocol: TransStreamGBGateway}
response, err := AddForwardSink(TransStreamGBGateway, request, user, &Sink{sink}, streamId, gbsdp, inviteType, "96 PS/90000")
if err != nil {
log.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)
return CreateResponseWithStatusCode(request, http.StatusInternalServerError)
}
return response
}
func (g *JTDevice) Start() {
log.Sugar.Infof("启动部标设备, deivce: %s transport: %s addr: %s", g.Username, g.sipUA.Transport, g.sipUA.ServerAddr)
g.sipUA.Start()
g.sipUA.SetOnRegisterHandler(g.Online, g.Offline)
}
func (g *JTDevice) Online() {
log.Sugar.Infof("部标设备上线 sim number: %s device: %s server addr: %s", g.simNumber, g.Username, g.ServerAddr)
if err := dao.JTDevice.UpdateOnlineStatus(common.ON, g.Username); err != nil {
log.Sugar.Infof("更新部标设备状态失败 err: %s", err.Error())
}
}
func (g *JTDevice) Offline() {
log.Sugar.Infof("部标设备离线 sim number: %s device: %s server addr: %s", g.simNumber, g.Username, g.ServerAddr)
if err := dao.JTDevice.UpdateOnlineStatus(common.OFF, g.Username); err != nil {
log.Sugar.Infof("更新部标设备状态失败 err: %s", err.Error())
}
// 释放所有推流
g.CloseStreams(true, true)
}
func NewJTDevice(model *dao.JTDeviceModel, ua common.SipServer) (*JTDevice, error) {
platform, err := NewPlatform(&common.SIPUAOptions{
Name: model.Name,
Username: model.Username,
ServerID: model.SeverID,
ServerAddr: model.ServerAddr,
Transport: model.Transport,
Password: model.Password,
RegisterExpires: model.RegisterExpires,
KeepaliveInterval: model.KeepaliveInterval,
Status: model.Status,
}, ua)
if err != nil {
return nil, err
}
platform.SetDeviceInfo(model.Name, model.Manufacturer, model.Model, model.Firmware)
return &JTDevice{
Platform: platform,
username: model.Username,
simNumber: model.SimNumber,
}, nil
}