func OnlineUsersSimpleHandler(w http.ResponseWriter, req *http.Request) {
defer func() {
if err := recover(); err != nil {
utils.Log.Println(err)
debug.PrintStack()
}
}()
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
w.Header().Set("Access-Control-Allow-Headers", "channel, tourid, tag")
var online_users_simple lib.OnlineUsersSimple
var channel_name string
all_channel.RLock.RLock()
defer all_channel.RLock.RUnlock()
channel_name = req.Header.Get("channel")
channel_name = strings.Trim(channel_name, " ")
if channel_name == "" {
utils.Log.Printf("[%s] channel name not in header\n", req.RemoteAddr)
http.Error(w, "channel name not in header", 400)
return
}
channel := GetChannel(channel_name)
online_users_simple.Length = atomic.LoadUint64(&channel.RealUserCount)
online_users_simple.Result = 0
buf, err := ffjson.Marshal(online_users_simple)
if err != nil {
utils.Log.Printf("[%s] Marshal JSON failed: [%s], channel: [%s]\n", req.RemoteAddr, err, channel_name)
http.Error(w, "Marshal json failed", 500)
return
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.Write(buf)
ffjson.Pool(buf)
}
func OnlineUsersSimpleHandler(w http.ResponseWriter, req *http.Request) {
defer func() {
if err := recover(); err != nil {
utils.Log.Println(err)
debug.PrintStack()
}
}()
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
w.Header().Set("Access-Control-Allow-Headers", "channel, tourid, tag")
var online_users_simple lib.OnlineUsersSimple
var channel_name string
var mqtt_users lib.MQTTSingleTopicUsers
all_channel.RLock.RLock()
defer all_channel.RLock.RUnlock()
channel_name = req.Header.Get("channel")
channel_name = strings.Trim(channel_name, " ")
if channel_name == "" {
utils.Log.Printf("[%s] channel name not in header\n", req.RemoteAddr)
http.Error(w, "channel name not in header", 400)
return
}
if Config.MQTTServerEnable == true {
resp, err := http.Get("http://" + Config.MQTTServerAddress + ":18088/api/simple_topic/" + channel_name)
if resp != nil {
defer resp.Body.Close()
}
if err != nil {
utils.Log.Printf("[%s] Get MQTT online users failed: %s, channel: [%s]\n", req.RemoteAddr, err, channel_name)
http.Error(w, "failed to get MQTT users", 500)
return
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
utils.Log.Printf("[%s] Read MQTT response failed: %s, channel: [%s]\n", req.RemoteAddr, err, channel_name)
http.Error(w, "read MQTT users failed", 500)
return
}
err = json.Unmarshal(body, &mqtt_users)
if err != nil {
utils.Log.Printf("[%s] Unmarshal JSON failed: [%s], channel: [%s]\n", req.RemoteAddr, err, channel_name)
http.Error(w, "Unmarshal json failed", 500)
return
}
online_users_simple.Length = mqtt_users.Length
}
channel := GetChannel(channel_name)
online_users_simple.Length += atomic.LoadUint64(&channel.RealUserCount)
online_users_simple.Result = 0
buf, err := ffjson.Marshal(online_users_simple)
if err != nil {
utils.Log.Printf("[%s] Marshal JSON failed: [%s], channel: [%s]\n", req.RemoteAddr, err, channel_name)
http.Error(w, "Marshal json failed", 500)
return
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.Write(buf)
ffjson.Pool(buf)
}
