func main() {
flag.Parse()
conf, err := config.NewConfigFromFile(*configFile)
if err != nil {
log.Fatal(errors.ErrorStack(err))
}
if err = initLogger(conf); err != nil {
log.Fatal(errors.ErrorStack(err))
}
server, err := service.NewServer(conf)
if err != nil {
log.Fatal(errors.ErrorStack(err))
}
err = metrics.Init(conf)
if err != nil {
log.Fatalf("init metrics err: %v", err)
}
err = server.Start()
if err != nil {
log.Fatal(errors.ErrorStack(err))
}
c := make(chan os.Signal, 1)
signal.Notify(c, syscall.SIGTERM, os.Interrupt, os.Kill)
log.Debug("Process start")
<-c
server.Stop()
log.Debug("Process stop")
}
func (s *Server) monitorHandler(w http.ResponseWriter, r *http.Request) {
r.ParseForm()
monitorType := r.FormValue("type")
queue := r.FormValue("queue")
group := r.FormValue("group")
end := time.Now().Unix()
start := end - 5*60 //5min
interval := int64(1)
startTime := r.FormValue("start")
if startTime != "" {
start, _ = strconv.ParseInt(startTime, 10, 0)
}
endTime := r.FormValue("end")
if endTime != "" {
end, _ = strconv.ParseInt(endTime, 10, 0)
}
intervalTime := r.FormValue("interval")
if intervalTime != "" {
interval, _ = strconv.ParseInt(intervalTime, 10, 0)
}
var result string
switch monitorType {
case "send":
m, err := s.queue.GetSendMetrics(queue, group, start, end, interval)
if err != nil {
log.Debug("GetSendMetrics err: %s", errors.ErrorStack(err))
return
}
sm, err := json.Marshal(m)
if err != nil {
log.Debugf("GetSendMetrics Marshal err: %s", err)
return
}
result = string(sm)
case "receive":
m, err := s.queue.GetReceiveMetrics(queue, group, start, end, interval)
if err != nil {
log.Debug("GetReceiveMetrics err: %s", errors.ErrorStack(err))
return
}
rm, err := json.Marshal(m)
if err != nil {
log.Debugf("GetReceiveMetrics Marshal err: %s", err)
return
}
result = string(rm)
default:
result = "error, param type=" + monitorType + " not support!"
}
fmt.Fprintf(w, result)
}