func main() { runtime.GOMAXPROCS(runtime.NumCPU()) flag.Parse() uploaderConfig, err := config.NewUploaderConfig(*configPath) if err != nil { panic(err.Error()) } logger, reconfigurableSink := lagerflags.NewFromConfig("cc-uploader", uploaderConfig.LagerConfig) cfhttp.Initialize(communicationTimeout) initializeDropsonde(logger, uploaderConfig) consulClient, err := consuladapter.NewClientFromUrl(uploaderConfig.ConsulCluster) if err != nil { logger.Fatal("new-client-failed", err) } registrationRunner := initializeRegistrationRunner(logger, consulClient, uploaderConfig.ListenAddress, clock.NewClock()) members := grouper.Members{ {"cc-uploader", initializeServer(logger, uploaderConfig)}, {"registration-runner", registrationRunner}, } if uploaderConfig.DebugServerConfig.DebugAddress != "" { members = append(grouper.Members{ {"debug-server", debugserver.Runner(uploaderConfig.DebugServerConfig.DebugAddress, reconfigurableSink)}, }, members...) } group := grouper.NewOrdered(os.Interrupt, members) monitor := ifrit.Invoke(sigmon.New(group)) logger.Info("ready") err = <-monitor.Wait() if err != nil { logger.Error("exited-with-failure", err) os.Exit(1) } logger.Info("exited") }
func main() { flag.StringVar(&configFile, "c", "", "Configuration File") flag.Parse() c := config.DefaultConfig() logCounter := schema.NewLogCounter() if configFile != "" { c = config.InitConfigFromFile(configFile) } prefix := "gorouter.stdout" if c.Logging.Syslog != "" { prefix = c.Logging.Syslog } logger, reconfigurableSink := lagerflags.NewFromConfig(prefix, lagerflags.LagerConfig{LogLevel: c.Logging.Level}) logger.Info("starting") err := dropsonde.Initialize(c.Logging.MetronAddress, c.Logging.JobName) if err != nil { logger.Fatal("dropsonde-initialize-error", err) } // setup number of procs if c.GoMaxProcs != 0 { runtime.GOMAXPROCS(c.GoMaxProcs) } if c.DebugAddr != "" { debugserver.Run(c.DebugAddr, reconfigurableSink) } logger.Info("setting-up-nats-connection") startMsgChan := make(chan struct{}) natsClient := connectToNatsServer(logger.Session("nats"), c, startMsgChan) metricsReporter := metrics.NewMetricsReporter() registry := rregistry.NewRouteRegistry(logger.Session("registry"), c, metricsReporter) if c.SuspendPruningIfNatsUnavailable { registry.SuspendPruning(func() bool { return !(natsClient.Status() == nats.CONNECTED) }) } subscriber := createSubscriber(logger, c, natsClient, registry, startMsgChan) varz := rvarz.NewVarz(registry) compositeReporter := metrics.NewCompositeReporter(varz, metricsReporter) accessLogger, err := access_log.CreateRunningAccessLogger(logger.Session("access-log"), c) if err != nil { logger.Fatal("error-creating-access-logger", err) } var crypto secure.Crypto var cryptoPrev secure.Crypto if c.RouteServiceEnabled { crypto = createCrypto(logger, c.RouteServiceSecret) if c.RouteServiceSecretPrev != "" { cryptoPrev = createCrypto(logger, c.RouteServiceSecretPrev) } } proxy := buildProxy(logger.Session("proxy"), c, registry, accessLogger, compositeReporter, crypto, cryptoPrev) healthCheck = 0 router, err := router.NewRouter(logger.Session("router"), c, proxy, natsClient, registry, varz, &healthCheck, logCounter, nil) if err != nil { logger.Fatal("initialize-router-error", err) } members := grouper.Members{ grouper.Member{Name: "subscriber", Runner: subscriber}, grouper.Member{Name: "router", Runner: router}, } if c.RoutingApiEnabled() { logger.Info("setting-up-routing-api") routeFetcher := setupRouteFetcher(logger.Session("route-fetcher"), c, registry) // check connectivity to routing api err = routeFetcher.FetchRoutes() if err != nil { logger.Fatal("routing-api-connection-failed", err) } members = append(members, grouper.Member{Name: "router-fetcher", Runner: routeFetcher}) } group := grouper.NewOrdered(os.Interrupt, members) monitor := ifrit.Invoke(sigmon.New(group, syscall.SIGTERM, syscall.SIGINT, syscall.SIGUSR1)) err = <-monitor.Wait() if err != nil { logger.Error("gorouter.exited-with-failure", err) os.Exit(1) } os.Exit(0) }