Exemplo n.º 1
0
func main() {
	flag.Parse()

	config, logger, err := config.ParseConfig(logLevel, configFile, logFilePath)
	if err != nil {
		panic(err)
	}

	profiler := profiler.NewProfiler(*cpuprofile, *memprofile, 1*time.Second, logger)
	profiler.Profile()
	defer profiler.Stop()

	uptimeMonitor := monitor.NewUptimeMonitor(time.Duration(config.MonitorIntervalSeconds) * time.Second)
	go uptimeMonitor.Start()
	defer uptimeMonitor.Stop()

	dropsonde.Initialize("localhost:"+strconv.Itoa(config.MetronPort), "LoggregatorTrafficController")

	adapter := DefaultStoreAdapterProvider(config.EtcdUrls, config.EtcdMaxConcurrentRequests)
	adapter.Connect()

	ipAddress, err := localip.LocalIP()
	if err != nil {
		panic(err)
	}

	dopplerProxy := makeDopplerProxy(adapter, config, logger)
	startOutgoingDopplerProxy(net.JoinHostPort(ipAddress, strconv.FormatUint(uint64(config.OutgoingDropsondePort), 10)), dopplerProxy)

	legacyProxy := makeLegacyProxy(adapter, config, logger)
	startOutgoingProxy(net.JoinHostPort(ipAddress, strconv.FormatUint(uint64(config.OutgoingPort), 10)), legacyProxy)

	rr := routerregistrar.NewRouterRegistrar(config.MbusClient, logger)
	uri := "loggregator." + config.SystemDomain
	err = rr.RegisterWithRouter(ipAddress, config.OutgoingPort, []string{uri})
	if err != nil {
		logger.Fatalf("Startup: Did not get response from router when greeting. Using default keep-alive for now. Err: %v.", err)
	}

	uri = "doppler." + config.SystemDomain
	err = rr.RegisterWithRouter(ipAddress, config.OutgoingDropsondePort, []string{uri})
	if err != nil {
		logger.Fatalf("Startup: Did not get response from router when greeting. Using default keep-alive for now. Err: %v.", err)
	}

	killChan := make(chan os.Signal)
	signal.Notify(killChan, os.Kill, os.Interrupt)

	for {
		select {
		case <-cfcomponent.RegisterGoRoutineDumpSignalChannel():
			cfcomponent.DumpGoRoutine()
		case <-killChan:
			rr.UnregisterFromRouter(ipAddress, config.OutgoingPort, []string{uri})
			break
		}
	}
}
Exemplo n.º 2
0
func main() {
	flag.Parse()

	if *version {
		fmt.Printf("version: %s\ngitSha: %s\nsourceUrl: https://github.com/cloudfoundry/loggregator/tree/%s\n\n",
			versionNumber, gitSha, gitSha)
		return
	}
	config := &Config{OutgoingPort: 8080}
	err := cfcomponent.ReadConfigInto(config, *configFile)
	config.Host = net.JoinHostPort(config.Host, strconv.FormatUint(uint64(config.IncomingPort), 10))

	if err != nil {
		panic(err)
	}

	logger := cfcomponent.NewLogger(*logLevel, *logFilePath, "loggregator trafficcontroller", config.Config)
	logger.Info("Startup: Setting up the loggregator traffic controller")

	err = config.validate(logger)
	if err != nil {
		panic(err)
	}

	router := makeIncomingRouter(config, logger)
	startIncomingRouter(router, logger)

	proxy := makeOutgoingProxy(router.Component.IpAddress, config, logger)
	startOutgoingProxy(proxy)

	setupMonitoring(router, config, logger)

	rr := routerregistrar.NewRouterRegistrar(config.MbusClient, logger)
	uri := "loggregator." + config.SystemDomain
	err = rr.RegisterWithRouter(router.Component.IpAddress, config.OutgoingPort, []string{uri})
	if err != nil {
		logger.Fatalf("Startup: Did not get response from router when greeting. Using default keep-alive for now. Err: %v.", err)
	}

	killChan := make(chan os.Signal)
	signal.Notify(killChan, os.Kill)

	for {
		select {
		case <-cfcomponent.RegisterGoRoutineDumpSignalChannel():
			cfcomponent.DumpGoRoutine()
		case <-killChan:
			rr.UnregisterFromRouter(router.Component.IpAddress, config.OutgoingPort, []string{uri})
			break
		}
	}
}
Exemplo n.º 3
0
func main() {
	flag.Parse()

	logger := cfcomponent.NewLogger(*logLevel, *logFilePath, "udprouter")

	if *version {
		fmt.Printf("\n\nversion: %s\ngitSha: %s\n\n", versionNumber, gitSha)
		return
	}
	config := &Config{Host: "0.0.0.0:3456", WebPort: 8080}
	err := cfcomponent.ReadConfigInto(config, *configFile)
	if err != nil {
		panic(err)
	}
	err = config.validate(logger)
	if err != nil {
		panic(err)
	}

	h := loggregatorrouter.NewHasher(config.Loggregators)
	r, err := loggregatorrouter.NewRouter(config.Host, h, config.Config, logger)
	if err != nil {
		panic(err)
	}

	redirector := loggregatorrouter.NewRedirector(net.JoinHostPort(r.Component.IpAddress, strconv.Itoa(int(config.WebPort))), h, logger)
	go func() {
		err := redirector.Start()
		if err != nil {
			panic(err)
		}
	}()

	rr := routerregistrar.NewRouterRegistrar(config.MbusClient, logger)
	uri := "loggregator." + config.SystemDomain
	err = rr.RegisterWithRouter(r.Component.IpAddress, config.WebPort, []string{uri})
	if err != nil {
		logger.Fatalf("Did not get response from router when greeting. Using default keep-alive for now. Err: %v.", err)
	}

	cr := collectorregistrar.NewCollectorRegistrar(config.MbusClient, logger)
	err = cr.RegisterWithCollector(r.Component)
	if err != nil {
		panic(err)
	}

	go func() {
		err := r.StartMonitoringEndpoints()
		if err != nil {
			panic(err)
		}
	}()

	go r.Start(logger)

	killChan := make(chan os.Signal)
	signal.Notify(killChan, os.Kill)

	for {
		select {
		case <-cfcomponent.RegisterGoRoutineDumpSignalChannel():
			cfcomponent.DumpGoRoutine()
		case <-killChan:
			rr.UnregisterFromRouter(r.Component.IpAddress, config.WebPort, []string{uri})
			break
		}
	}
}
Exemplo n.º 4
0
func main() {
	flag.Parse()

	if *version {
		fmt.Printf("\n\nversion: %s\ngitSha: %s\n\n", versionNumber, gitSha)
		return
	}

	runtime.GOMAXPROCS(runtime.NumCPU())

	logger := cfcomponent.NewLogger(*logLevel, *logFilePath, "loggregator")

	config := &Config{SourcePort: 3456, WebPort: 8080, UaaVerificationKeyFile: *uaaVerificationKeyFile}
	err := cfcomponent.ReadConfigInto(config, *configFile)
	if err != nil {
		panic(err)
	}
	err = config.validate(logger)
	if err != nil {
		panic(err)
	}

	listener := agentlistener.NewAgentListener(fmt.Sprintf("0.0.0.0:%d", config.SourcePort), logger)
	incomingData := listener.Start()

	authorizer := authorization.NewLogAccessAuthorizer(config.decoder, config.ApiHost)
	sinkServer := sinkserver.NewSinkServer(
		messagestore.NewMessageStore(config.MaxRetainedLogMessages),
		logger,
		authorizer,
		30*time.Second,
	)

	cfc, err := cfcomponent.NewComponent(
		config.WebPort,
		"LoggregatorServer",
		config.Index,
		&LoggregatorServerHealthMonitor{},
		config.VarzPort,
		[]string{config.VarzUser, config.VarzPass},
		[]instrumentation.Instrumentable{listener, sinkServer},
	)

	if err != nil {
		panic(err)
	}

	rr := routerregistrar.NewRouterRegistrar(config.MbusClient, logger)

	uri := servernamer.ServerName(
		net.JoinHostPort(cfc.IpAddress, strconv.Itoa(int(config.SourcePort))),
		"loggregator."+config.SystemDomain)
	err = rr.RegisterWithRouter(cfc.IpAddress, config.WebPort, []string{uri})
	if err != nil {
		logger.Fatalf("Did not get response from router when greeting. Using default keep-alive for now. Err: %v.", err)
	}

	cr := collectorregistrar.NewCollectorRegistrar(config.MbusClient, logger)
	err = cr.RegisterWithCollector(cfc)
	if err != nil {
		logger.Warnf("Unable to register with collector. Err: %v.", err)
	}

	go func() {
		err := cfc.StartMonitoringEndpoints()
		if err != nil {
			panic(err)
		}
	}()

	go sinkServer.Start(incomingData, fmt.Sprintf("0.0.0.0:%d", config.WebPort))

	killChan := make(chan os.Signal)
	signal.Notify(killChan, os.Kill)

	for {
		select {
		case <-cfcomponent.RegisterGoRoutineDumpSignalChannel():
			cfcomponent.DumpGoRoutine()
		case <-killChan:
			rr.UnregisterFromRouter(cfc.IpAddress, cfc.WebPort, []string{uri})
			break
		}
	}
}
Exemplo n.º 5
0
func main() {
	flag.Parse()

	if *version {
		fmt.Printf("version: %s\ngitSha: %s\nsourceUrl: https://github.com/cloudfoundry/loggregator/tree/%s\n\n",
			versionNumber, gitSha, gitSha)
		return
	}

	if *cpuprofile != "" {
		f, err := os.Create(*cpuprofile)
		if err != nil {
			panic(err)
		}
		pprof.StartCPUProfile(f)
		defer func() {
			pprof.StopCPUProfile()
			f.Close()
		}()
	}

	if *memprofile != "" {
		f, err := os.Create(*memprofile)
		if err != nil {
			panic(err)
		}
		go func() {
			defer f.Close()
			ticker := time.NewTicker(time.Second * 1)
			defer ticker.Stop()
			for {
				<-ticker.C
				pprof.WriteHeapProfile(f)
			}
		}()
	}

	config, logger, err := parseConfig(logLevel, configFile, logFilePath)
	if err != nil {
		panic(err)
	}

	router := makeIncomingRouter(config, logger)
	startIncomingRouter(router, logger)

	proxy := makeOutgoingProxy(config, logger)
	startOutgoingProxy(net.JoinHostPort(router.Component.IpAddress, strconv.FormatUint(uint64(config.OutgoingPort), 10)), proxy)

	setupMonitoring(router, config, logger)

	rr := routerregistrar.NewRouterRegistrar(config.MbusClient, logger)
	uri := "loggregator." + config.SystemDomain
	err = rr.RegisterWithRouter(router.Component.IpAddress, config.OutgoingPort, []string{uri})
	if err != nil {
		logger.Fatalf("Startup: Did not get response from router when greeting. Using default keep-alive for now. Err: %v.", err)
	}

	killChan := make(chan os.Signal)
	signal.Notify(killChan, os.Kill, os.Interrupt)

	for {
		select {
		case <-cfcomponent.RegisterGoRoutineDumpSignalChannel():
			cfcomponent.DumpGoRoutine()
		case <-killChan:
			rr.UnregisterFromRouter(router.Component.IpAddress, config.OutgoingPort, []string{uri})
			router.Stop()
			break
		}
	}
}