Beispiel #1
0
func main() {
	flag.Parse()

	if *showVersion {
		fmt.Printf("statsdaemon v%s (built w/%s)\n", VERSION, runtime.Version())
		return
	}
	if *cpuprofile != "" {
		f, err := os.Create(*cpuprofile)
		if err != nil {
			log.Fatal(err)
		}
		pprof.StartCPUProfile(f)
		defer pprof.StopCPUProfile()
	}
	if *memprofile != "" {
		f, err := os.Create(*memprofile)
		if err != nil {
			log.Fatal(err)
		}
		defer f.Close()
		defer pprof.WriteHeapProfile(f)
	}
	config.Parse(*config_file)
	runtime.GOMAXPROCS(*processes)
	var err error
	pct, err := timers.NewPercentiles(*percentile_thresholds)
	if err != nil {
		log.Fatal(err)
	}
	inst := os.Expand(*instance, expand_cfg_vars)
	if inst == "" {
		inst = "null"
	}

	signalchan := make(chan os.Signal, 1)
	signal.Notify(signalchan)
	if *profile_addr != "" {
		go func() {
			fmt.Println("Profiling endpoint listening on " + *profile_addr)
			log.Println(http.ListenAndServe(*profile_addr, nil))
		}()
	}

	daemon := statsdaemon.New(inst, *listen_addr, *admin_addr, *graphite_addr, *prefix_rates, *prefix_timers, *prefix_gauges, *pct, *flushInterval, MAX_UNPROCESSED_PACKETS, *max_timers_per_s, signalchan, *debug)
	if *debug {
		consumer := make(chan interface{}, 100)
		daemon.Invalid_lines.Register(consumer)
		go func() {
			for line := range consumer {
				log.Printf("invalid line '%s'\n", line)
			}
		}()
	}
	daemon.Run()

}
Beispiel #2
0
func main() {
	runtime.GOMAXPROCS(4)
	flag.Parse()
	if *cpuprofile != "" {
		f, err := os.Create(*cpuprofile)
		if err != nil {
			panic(err)
		}
		pprof.StartCPUProfile(f)
		defer pprof.StopCPUProfile()
	}
	if *memprofile != "" {
		f, err := os.Create(*memprofile)
		if err != nil {
			panic(err)
		}
		defer f.Close()
		defer pprof.WriteHeapProfile(f)
	}

	cl, clerr := statsd.NewClient(true, "localhost:8125", "statsd-tester")
	laddr, err := net.ResolveTCPAddr("tcp", "localhost:2003")
	if nil != clerr {
		panic(clerr)
	}
	if nil != err {
		panic(err)
	}
	w := NewWatcher(laddr)
	go w.Run()
	pct := timers.Percentiles{}
	daemon := statsdaemon.New("test", ":8125", ":8126", ":2003", "rates.", "timers.", "gauges.", pct, 10, 1000, 1000, nil, false)
	tick := time.Tick(time.Duration(1) * time.Second)
	go func() {
		for range tick {
			// send 1M packets per second in theory. in practice this takes more than a second
			msg := []byte("test.counter:1|c")
			for i := 0; i < 1000000; i++ {
				//cl.Increment("test-counter")
				cl.SendRaw(msg)
			}
		}
	}()

	daemon.Run()
}