Golang sasl.WithBindingAddress函數代碼示例

// create the driver data structure
func prepareDriver(scheduler sched.Scheduler, ld LeaderDetector, fwinfo *mesos.FrameworkInfo, cred *mesos.Credential) (sched.DriverConfig, error) {
	if len(*master) == 0 {
		return sched.DriverConfig{}, fmt.Errorf("--master is a mandatory flag.")
	}
	if strings.HasPrefix(*master, "zk://") {
		m, err := ld.Detect(master)
		if err != nil {
			return sched.DriverConfig{}, err
		}
		master = m
	}
	bindingAddress := parseIP(*address)
	return sched.DriverConfig{
		Scheduler:        scheduler,
		Framework:        fwinfo,
		Master:           *master,
		Credential:       cred,
		HostnameOverride: *hostname,
		BindingAddress:   bindingAddress,
		BindingPort:      uint16(*port),
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}, nil
}

func driverConfig(fwinfo *mesos.FrameworkInfo) sched.DriverConfig {
	// build command executor
	exec := prepareExecutorInfo()

	publishedAddress := parseIP(config.Runonce.Address)
	dConfig := sched.DriverConfig{
		Scheduler:        newMesosRunonceScheduler(exec),
		Framework:        fwinfo,
		Master:           config.Runonce.Master,
		Credential:       cred(fwinfo),
		PublishedAddress: publishedAddress,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, config.Runonce.AuthProvider)
			ctx = sasl.WithBindingAddress(ctx, publishedAddress)
			return ctx
		},
	}

	// Allow listening port to be configurable so we can run this inside of
	// mesos if desired.
	// NOTE only affects main PID, meaning the authentication step uses
	// another PID which picks a random (32K range) port :(. Opened
	// https://github.com/mesos/mesos-go/issues/229 to discuss.
	if config.Runonce.BindingPort != 0 {
		dConfig.BindingPort = uint16(config.Runonce.BindingPort)
	}
	return dConfig
}

func main() {

	// build command executor
	exec := prepareExecutorInfo()

	// the framework
	fwinfo := &mesos.FrameworkInfo{
		User: proto.String(""), // Mesos-go will fill in user.
		Name: proto.String("Test Framework (Go)"),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		cred = &mesos.Credential{
			Principal: proto.String(*mesosAuthPrincipal),
		}
		if *mesosAuthSecretFile != "" {
			_, err := os.Stat(*mesosAuthSecretFile)
			if err != nil {
				log.Fatal("missing secret file: ", err.Error())
			}
			secret, err := ioutil.ReadFile(*mesosAuthSecretFile)
			if err != nil {
				log.Fatal("failed to read secret file: ", err.Error())
			}
			cred.Secret = proto.String(string(secret))
		}
	}
	bindingAddress := parseIP(*address)
	config := sched.DriverConfig{
		Scheduler:      newExampleScheduler(exec),
		Framework:      fwinfo,
		Master:         *master,
		Credential:     cred,
		BindingAddress: bindingAddress,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}
	driver, err := sched.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Errorln("Unable to create a SchedulerDriver ", err.Error())
	}

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s\n", stat.String(), err.Error())
		time.Sleep(2 * time.Second)
		os.Exit(1)
	}
	log.Infof("framework terminating")
}

func main() {

	startDrone()

	// build command executor
	exec := prepareExecutorInfo()

	// the framework
	fwinfo := &mesos.FrameworkInfo{
		User: proto.String(""), // Mesos-go will fill in user.
		Name: proto.String("Drone Framework"),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		secret, err := ioutil.ReadFile(*mesosAuthSecretFile)
		if err != nil {
			log.Fatal(err)
		}
		cred = &mesos.Credential{
			Principal: proto.String(*mesosAuthPrincipal),
			Secret:    secret,
		}
	}

	fmt.Println("Address: ", address)
	fmt.Println("Master: ", master)
	bindingAddress := parseIP(address)
	fmt.Println("bindingAddress: ", bindingAddress)
	config := sched.DriverConfig{
		Scheduler:      newExampleScheduler(exec),
		Framework:      fwinfo,
		Master:         master,
		Credential:     cred,
		BindingAddress: bindingAddress,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}

	driver, err := sched.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Errorln("Unable to create a SchedulerDriver ", err.Error())
	}

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s\n", stat.String(), err.Error())
	}

}

func InitializeScheduler() (*DiegoScheduler, *sched.MesosSchedulerDriver) {
	exec := prepareExecutorInfo()
	fwinfo := &mesos.FrameworkInfo{
		User: proto.String(""), // Mesos-go will fill in user.
		Name: proto.String("Diego Scheduler"),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		secret_bytes, err := ioutil.ReadFile(*mesosAuthSecretFile)
		secret := string(secret_bytes[:])
		if err != nil {
			log.Fatal(err)
		}
		cred = &mesos.Credential{
			Principal: proto.String(*mesosAuthPrincipal),
			Secret:    &secret,
		}
	}
	bindingAddressParsed := parseIP(*bindingAddress)
	publishedAddressParsed := bindingAddressParsed
	if *publishedAddress != "" {
		publishedAddressParsed = parseIP(*publishedAddress)
	}

	digoScheduler := NewDiegoScheduler(exec)
	config := sched.DriverConfig{
		Scheduler:        digoScheduler,
		Framework:        fwinfo,
		Master:           *master,
		Credential:       cred,
		BindingAddress:   bindingAddressParsed,
		PublishedAddress: publishedAddressParsed,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddressParsed)
			return ctx
		},
	}
	driver, err := sched.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Fatal("Unable to create a SchedulerDriver ", err.Error())
	}

	return digoScheduler, driver

}

func main() {
	execUri, execCmd = serveExecutorArtifact(*executorPath)

	// the framework
	fwinfo := &mesos.FrameworkInfo{
		User: proto.String(""), // Mesos-go will fill in user.
		Name: proto.String("Test Framework (Go)"),
		Role: proto.String(*role),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		if *mesosAuthSecretFile != "" {
			secret, err := ioutil.ReadFile(*mesosAuthSecretFile)
			if err != nil {
				log.Fatal(err)
			}
			cred = &mesos.Credential{
				Principal: proto.String(*mesosAuthPrincipal),
				Secret:    secret,
			}
		}
	}
	bindingAddress := parseIP(*address)
	config := sched.DriverConfig{
		Scheduler:      newExampleScheduler(),
		Framework:      fwinfo,
		Master:         *master,
		Credential:     cred,
		BindingAddress: bindingAddress,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}
	driver, err := sched.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Errorln("Unable to create a SchedulerDriver ", err.Error())
	}

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s\n", stat.String(), err.Error())
	}
	log.Infof("framework terminating")
}

func main() {
	// start json server
	go func() {
		fs := http.FileServer(http.Dir("static"))
		http.Handle("/", fs)
		http.HandleFunc("/json", jsonHandleFunc)
		http.ListenAndServe(":8888", nil)
	}()

	// build command executor
	// args := []string{"/bin/cat /var/tmp/1.txt >> /var/tmp/intermediate.txt", "/bin/cat /var/tmp/2.txt >> /var/tmp/intermediate.txt", "/bin/cat /var/tmp/3.txt >> /var/tmp/intermediate.txt", "/bin/cat /var/tmp/intermediate.txt | /bin/grep abe > /var/tmp/grep-result.txt", "date", "/bin/rm /var/tmp/intermediate.txt"}
	args := []string{"/bin/cat /var/tmp/1.txt >> /var/tmp/intermediate.txt", "/bin/cat /var/tmp/2.txt >> /var/tmp/intermediate.txt", "/bin/cat /var/tmp/3.txt >> /var/tmp/intermediate.txt", "/bin/cat /var/tmp/intermediate.txt | /bin/grep abe > /var/tmp/grep-result.txt", "/bin/rm /var/tmp/intermediate.txt"}
	args2 := []string{"/bin/cat /var/tmp/1.txt", "/bin/date"}

	exec := prepareExecutorInfo(args)
	cmdQueue.PushBack(exec)

	exec = prepareExecutorInfo(args2)
	cmdQueue.PushBack(exec)

	// the framework
	fwinfo := &mesos.FrameworkInfo{
		User: proto.String(""), // Mesos-go will fill in user.
		Name: proto.String("Test Framework (SDC)"),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		secret, err := ioutil.ReadFile(*mesosAuthSecretFile)
		if err != nil {
			log.Fatal(err)
		}
		cred = &mesos.Credential{
			Principal: proto.String(*mesosAuthPrincipal),
			Secret:    secret,
		}
	}
	bindingAddress := parseIP(*address)

	execinfo := cmdQueue.Remove(cmdQueue.Front()).(*mesos.ExecutorInfo)

	config := sched.DriverConfig{
		Scheduler:      newSdcScheduler(execinfo, len(execinfo.Command.Arguments)),
		Framework:      fwinfo,
		Master:         *master,
		Credential:     cred,
		BindingAddress: bindingAddress,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}
	driver, err := sched.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Errorln("Unable to create a SchedulerDriver ", err.Error())
	}

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s\n", stat.String(), err.Error())
	}
	log.Infof("framework terminating")
}

//.........這裏部分代碼省略.........
		ReconcileCooldown: s.reconcileCooldown,
		LookupNode:        lookupNode,
		StoreFrameworkId:  frameworkIDStorage.Set,
		ExecutorId:        eiPrototype.GetExecutorId(),
	})
	masterUri := s.mesosMaster
	info, cred, err := s.buildFrameworkInfo()
	if err != nil {
		log.Fatalf("Misconfigured mesos framework: %v", err)
	}

	schedulerProcess := ha.New(framework)

	// try publishing on the same IP as the slave
	var publishedAddress net.IP
	if libprocessIP := os.Getenv("LIBPROCESS_IP"); libprocessIP != "" {
		publishedAddress = net.ParseIP(libprocessIP)
	}
	if publishedAddress != nil {
		log.V(1).Infof("driver will publish address %v", publishedAddress)
	}

	dconfig := &bindings.DriverConfig{
		Scheduler:        schedulerProcess,
		Framework:        info,
		Master:           masterUri,
		Credential:       cred,
		BindingAddress:   s.address,
		BindingPort:      uint16(s.driverPort),
		PublishedAddress: publishedAddress,
		HostnameOverride: s.hostnameOverride,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, s.mesosAuthProvider)
			ctx = sasl.WithBindingAddress(ctx, s.address)
			return ctx
		},
	}

	// create event recorder sending events to the "" namespace of the apiserver
	eventsClientConfig := *clientConfig
	eventsClient, err := clientset.NewForConfig(&eventsClientConfig)
	if err != nil {
		log.Fatalf("Invalid API configuration: %v", err)
	}
	broadcaster := record.NewBroadcaster()
	recorder := broadcaster.NewRecorder(api.EventSource{Component: api.DefaultSchedulerName})
	broadcaster.StartLogging(log.Infof)
	broadcaster.StartRecordingToSink(&unversionedcore.EventSinkImpl{Interface: eventsClient.Events("")})

	lw := cache.NewListWatchFromClient(s.client.CoreClient, "pods", api.NamespaceAll, fields.Everything())

	hostPortStrategy := hostport.StrategyFixed
	if s.useHostPortEndpoints {
		hostPortStrategy = hostport.StrategyWildcard
	}

	// create scheduler core with all components arranged around it
	sched := components.New(
		sc,
		framework,
		fcfs,
		s.client,
		recorder,
		schedulerProcess.Terminal(),
		s.mux,
		lw,

func (s *SchedulerServer) bootstrap(hks hyperkube.Interface, sc *schedcfg.Config) (*ha.SchedulerProcess, ha.DriverFactory, tools.EtcdGetSet, *uid.UID) {

	s.FrameworkName = strings.TrimSpace(s.FrameworkName)
	if s.FrameworkName == "" {
		log.Fatalf("framework-name must be a non-empty string")
	}
	s.FrameworkWebURI = strings.TrimSpace(s.FrameworkWebURI)

	metrics.Register()
	runtime.Register()
	s.mux.Handle("/metrics", prometheus.Handler())

	if (s.EtcdConfigFile != "" && len(s.EtcdServerList) != 0) || (s.EtcdConfigFile == "" && len(s.EtcdServerList) == 0) {
		log.Fatalf("specify either --etcd-servers or --etcd-config")
	}

	if len(s.APIServerList) < 1 {
		log.Fatal("No api servers specified.")
	}

	client, err := s.createAPIServerClient()
	if err != nil {
		log.Fatalf("Unable to make apiserver client: %v", err)
	}
	s.client = client

	if s.ReconcileCooldown < defaultReconcileCooldown {
		s.ReconcileCooldown = defaultReconcileCooldown
		log.Warningf("user-specified reconcile cooldown too small, defaulting to %v", s.ReconcileCooldown)
	}

	executor, eid, err := s.prepareExecutorInfo(hks)
	if err != nil {
		log.Fatalf("misconfigured executor: %v", err)
	}

	// TODO(jdef): remove the dependency on etcd as soon as
	// (1) the generic config store is available for the FrameworkId storage
	// (2) the generic master election is provided by the apiserver
	// Compare docs/proposals/high-availability.md
	etcdClient, err := newEtcd(s.EtcdConfigFile, s.EtcdServerList)
	if err != nil {
		log.Fatalf("misconfigured etcd: %v", err)
	}

	mesosPodScheduler := scheduler.New(scheduler.Config{
		Schedcfg:          *sc,
		Executor:          executor,
		ScheduleFunc:      scheduler.FCFSScheduleFunc,
		Client:            client,
		EtcdClient:        etcdClient,
		FailoverTimeout:   s.FailoverTimeout,
		ReconcileInterval: s.ReconcileInterval,
		ReconcileCooldown: s.ReconcileCooldown,
	})

	masterUri := s.MesosMaster
	info, cred, err := s.buildFrameworkInfo()
	if err != nil {
		log.Fatalf("Misconfigured mesos framework: %v", err)
	}

	schedulerProcess := ha.New(mesosPodScheduler)
	dconfig := &bindings.DriverConfig{
		Scheduler:        schedulerProcess,
		Framework:        info,
		Master:           masterUri,
		Credential:       cred,
		BindingAddress:   net.IP(s.Address),
		BindingPort:      uint16(s.DriverPort),
		HostnameOverride: s.HostnameOverride,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, s.MesosAuthProvider)
			ctx = sasl.WithBindingAddress(ctx, net.IP(s.Address))
			return ctx
		},
	}

	kpl := scheduler.NewPlugin(mesosPodScheduler.NewDefaultPluginConfig(schedulerProcess.Terminal(), s.mux))
	runtime.On(mesosPodScheduler.Registration(), func() { kpl.Run(schedulerProcess.Terminal()) })
	runtime.On(mesosPodScheduler.Registration(), s.newServiceWriter(schedulerProcess.Terminal()))

	driverFactory := ha.DriverFactory(func() (drv bindings.SchedulerDriver, err error) {
		log.V(1).Infoln("performing deferred initialization")
		if err = mesosPodScheduler.Init(schedulerProcess.Master(), kpl, s.mux); err != nil {
			return nil, fmt.Errorf("failed to initialize pod scheduler: %v", err)
		}
		log.V(1).Infoln("deferred init complete")
		// defer obtaining framework ID to prevent multiple schedulers
		// from overwriting each other's framework IDs
		dconfig.Framework.Id, err = s.fetchFrameworkID(etcdClient)
		if err != nil {
			return nil, fmt.Errorf("failed to fetch framework ID from etcd: %v", err)
		}
		log.V(1).Infoln("constructing mesos scheduler driver")
		drv, err = bindings.NewMesosSchedulerDriver(*dconfig)
		if err != nil {
			return nil, fmt.Errorf("failed to construct scheduler driver: %v", err)
		}
		log.V(1).Infoln("constructed mesos scheduler driver:", drv)
//.........這裏部分代碼省略.........

//.........這裏部分代碼省略.........
	}

	as := scheduler.NewAllocationStrategy(
		podtask.NewDefaultPredicate(
			s.DefaultContainerCPULimit,
			s.DefaultContainerMemLimit,
		),
		podtask.NewDefaultProcurement(
			s.DefaultContainerCPULimit,
			s.DefaultContainerMemLimit,
		),
	)

	// downgrade allocation strategy if user disables "account-for-pod-resources"
	if !s.AccountForPodResources {
		as = scheduler.NewAllocationStrategy(
			podtask.DefaultMinimalPredicate,
			podtask.DefaultMinimalProcurement)
	}

	// mirror all nodes into the nodeStore
	nodesClient, err := s.createAPIServerClient()
	if err != nil {
		log.Fatalf("Cannot create client to watch nodes: %v", err)
	}
	nodeStore := cache.NewStore(cache.MetaNamespaceKeyFunc)
	nodeLW := cache.NewListWatchFromClient(nodesClient, "nodes", api.NamespaceAll, fields.Everything())
	cache.NewReflector(nodeLW, &api.Node{}, nodeStore, s.nodeRelistPeriod).Run()

	lookupNode := func(hostName string) *api.Node {
		n, _, _ := nodeStore.GetByKey(hostName) // ignore error and return nil then
		if n == nil {
			return nil
		}
		return n.(*api.Node)
	}

	fcfs := scheduler.NewFCFSPodScheduler(as, lookupNode)
	mesosPodScheduler := scheduler.New(scheduler.Config{
		Schedcfg:          *sc,
		Executor:          executor,
		Scheduler:         fcfs,
		Client:            client,
		EtcdClient:        etcdClient,
		FailoverTimeout:   s.FailoverTimeout,
		ReconcileInterval: s.ReconcileInterval,
		ReconcileCooldown: s.ReconcileCooldown,
		LookupNode:        lookupNode,
	})

	masterUri := s.MesosMaster
	info, cred, err := s.buildFrameworkInfo()
	if err != nil {
		log.Fatalf("Misconfigured mesos framework: %v", err)
	}

	schedulerProcess := ha.New(mesosPodScheduler)
	dconfig := &bindings.DriverConfig{
		Scheduler:        schedulerProcess,
		Framework:        info,
		Master:           masterUri,
		Credential:       cred,
		BindingAddress:   s.Address,
		BindingPort:      uint16(s.DriverPort),
		HostnameOverride: s.HostnameOverride,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, s.MesosAuthProvider)
			ctx = sasl.WithBindingAddress(ctx, s.Address)
			return ctx
		},
	}

	kpl := scheduler.NewPlugin(mesosPodScheduler.NewDefaultPluginConfig(schedulerProcess.Terminal(), s.mux))
	runtime.On(mesosPodScheduler.Registration(), func() { kpl.Run(schedulerProcess.Terminal()) })
	runtime.On(mesosPodScheduler.Registration(), s.newServiceWriter(schedulerProcess.Terminal()))

	driverFactory := ha.DriverFactory(func() (drv bindings.SchedulerDriver, err error) {
		log.V(1).Infoln("performing deferred initialization")
		if err = mesosPodScheduler.Init(schedulerProcess.Master(), kpl, s.mux); err != nil {
			return nil, fmt.Errorf("failed to initialize pod scheduler: %v", err)
		}
		log.V(1).Infoln("deferred init complete")
		// defer obtaining framework ID to prevent multiple schedulers
		// from overwriting each other's framework IDs
		dconfig.Framework.Id, err = s.fetchFrameworkID(etcdClient)
		if err != nil {
			return nil, fmt.Errorf("failed to fetch framework ID from etcd: %v", err)
		}
		log.V(1).Infoln("constructing mesos scheduler driver")
		drv, err = bindings.NewMesosSchedulerDriver(*dconfig)
		if err != nil {
			return nil, fmt.Errorf("failed to construct scheduler driver: %v", err)
		}
		log.V(1).Infoln("constructed mesos scheduler driver:", drv)
		s.setDriver(drv)
		return drv, nil
	})

	return schedulerProcess, driverFactory, etcdClient, eid
}

func (sc *SchedulerCore) Run(mesosMaster string) {
	sc.schedulerState.MesosMaster = mesosMaster
	var frameworkId *mesos.FrameworkID
	if sc.schedulerState.FrameworkID == nil {
		frameworkId = nil
	} else {
		frameworkId = &mesos.FrameworkID{
			Value: sc.schedulerState.FrameworkID,
		}
	}

	fwinfo := &mesos.FrameworkInfo{
		Name:            proto.String(sc.frameworkName),
		Id:              frameworkId,
		FailoverTimeout: proto.Float64(86400),
		WebuiUrl:        proto.String(sc.schedulerHTTPServer.GetURI()),
		Checkpoint:      proto.Bool(true),
		Role:            proto.String(sc.frameworkRole),
	}

	if sc.user != "" {
		fwinfo.User = proto.String(sc.user)
	} else {
		guestUser := "guest"
		fwinfo.User = &guestUser
	}

	cred := (*mesos.Credential)(nil)
	if sc.mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(sc.mesosAuthPrincipal)
	}
	if sc.mesosAuthSecretFile != "" && sc.mesosAuthPrincipal != "" {
		secret, err := ioutil.ReadFile(sc.mesosAuthSecretFile)
		if err != nil {
			log.Fatal(err)
		}
		cred = &mesos.Credential{
			Principal: proto.String(sc.mesosAuthPrincipal),
			Secret:    secret,
		}
	}

	hostname, err := os.Hostname()
	if err != nil {
		log.Fatal(err)
	}

	config := sched.DriverConfig{
		Scheduler:        sc,
		Framework:        fwinfo,
		Master:           mesosMaster,
		Credential:       cred,
		HostnameOverride: hostname,
	}

	if sc.schedulerIPAddr != "" {
		config.BindingAddress = parseIP(sc.schedulerIPAddr)
	}

	if sc.authProvider != "" && sc.mesosAuthPrincipal != "" {
		config.WithAuthContext = func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, sc.authProvider)
			if sc.schedulerIPAddr != "" {
				ctx = sasl.WithBindingAddress(ctx, parseIP(sc.schedulerIPAddr))
			}
			return ctx
		}
	}

	log.Infof("Running scheduler with FrameworkInfo: %v and DriverConfig: %v", fwinfo, config)

	driver, err := sched.NewMesosSchedulerDriver(config)
	if err != nil {
		log.Error("Unable to create a SchedulerDriver ", err.Error())
	}
	sc.rServer = newReconciliationServer(driver, sc)

	sc.mgr.SetupFramework(sc.schedulerHTTPServer.URI)

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s\n", stat.String(), err.Error())
	}
}

func main() {
	if *ghsNode {
		ghsNodeMain()
		return
	}

	// Allocate a port for GRPC
	lis, err := net.Listen("tcp", ":0")
	if err != nil {
		log.Fatalf("grpc failed to listen: %v", err)
	}
	grpcServer := grpc.NewServer()

	// build command executor
	nexec := prepareExecutorInfo(lis.Addr())
	s := newvisghsScheduler(nexec)

	t := tracer.NewHTTPDisplay(http.DefaultServeMux, s.OnRun)
	server := tracer.NewGRPCServer(t)
	tracer.RegisterTraceServiceServer(grpcServer, server)
	go grpcServer.Serve(lis)
	time.Sleep(2 * time.Second)
	go http.ListenAndServe(":12345", nil)

	// the framework
	fwinfo := &mesos.FrameworkInfo{
		User: proto.String(""), // Mesos-go will fill in user.
		Name: proto.String("visghs"),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		cred = &mesos.Credential{
			Principal: proto.String(*mesosAuthPrincipal),
		}
		if *mesosAuthSecretFile != "" {
			_, err := os.Stat(*mesosAuthSecretFile)
			if err != nil {
				log.Fatal("missing secret file: ", err.Error())
			}
			secret, err := ioutil.ReadFile(*mesosAuthSecretFile)
			if err != nil {
				log.Fatal("failed to read secret file: ", err.Error())
			}
			cred.Secret = proto.String(string(secret))
		}
	}

	bindingAddress := parseIP(*address)
	config := sched.DriverConfig{
		Scheduler:      s,
		Framework:      fwinfo,
		Master:         *master,
		Credential:     cred,
		BindingAddress: bindingAddress,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}
	driver, err := sched.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Errorln("Unable to create a SchedulerDriver ", err.Error())
	}

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s\n", stat.String(), err.Error())
		time.Sleep(2 * time.Second)
		os.Exit(1)
	}
	log.Infof("framework terminating")
}

//.........這裏部分代碼省略.........
		log.Fatalf("cannot create executorinfo cache: %v", err)
	}

	eiRegistry, err = executorinfo.NewRegistry(lookupNode, eiPrototype, execInfoCache)
	if err != nil {
		log.Fatalf("cannot create executorinfo registry: %v", err)
	}

	pr := podtask.NewDefaultProcurement(eiPrototype, eiRegistry)
	fcfs := podschedulers.NewFCFSPodScheduler(pr, lookupNode)

	framework := framework.New(framework.Config{
		SchedulerConfig:   *sc,
		Client:            client,
		FailoverTimeout:   s.failoverTimeout,
		ReconcileInterval: s.reconcileInterval,
		ReconcileCooldown: s.reconcileCooldown,
		LookupNode:        lookupNode,
		StoreFrameworkId: func(id string) {
			// TODO(jdef): port FrameworkId store to generic Kubernetes config store as soon as available
			_, err := etcdClient.Set(meta.FrameworkIDKey, id, uint64(s.failoverTimeout))
			if err != nil {
				log.Errorf("failed to renew frameworkId TTL: %v", err)
			}
		},
		ExecutorId: eiPrototype.GetExecutorId(),
	})

	masterUri := s.mesosMaster
	info, cred, err := s.buildFrameworkInfo()
	if err != nil {
		log.Fatalf("Misconfigured mesos framework: %v", err)
	}

	schedulerProcess := ha.New(framework)
	dconfig := &bindings.DriverConfig{
		Scheduler:        schedulerProcess,
		Framework:        info,
		Master:           masterUri,
		Credential:       cred,
		BindingAddress:   s.address,
		BindingPort:      uint16(s.driverPort),
		HostnameOverride: s.hostnameOverride,
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, s.mesosAuthProvider)
			ctx = sasl.WithBindingAddress(ctx, s.address)
			return ctx
		},
	}

	// create event recorder sending events to the "" namespace of the apiserver
	broadcaster := record.NewBroadcaster()
	recorder := broadcaster.NewRecorder(api.EventSource{Component: "scheduler"})
	broadcaster.StartRecordingToSink(client.Events(""))

	// create scheduler core with all components arranged around it
	lw := cache.NewListWatchFromClient(client, "pods", api.NamespaceAll, fields.Everything())
	sched := components.New(
		sc,
		framework,
		fcfs,
		client,
		recorder,
		schedulerProcess.Terminal(),
		s.mux,
		lw,
		eiPrototype,
		s.mesosRoles,
		s.defaultContainerCPULimit,
		s.defaultContainerMemLimit,
	)

	runtime.On(framework.Registration(), func() { sched.Run(schedulerProcess.Terminal()) })
	runtime.On(framework.Registration(), s.newServiceWriter(schedulerProcess.Terminal()))
	runtime.On(framework.Registration(), func() { nodeCtl.Run(schedulerProcess.Terminal()) })

	driverFactory := ha.DriverFactory(func() (drv bindings.SchedulerDriver, err error) {
		log.V(1).Infoln("performing deferred initialization")
		if err = framework.Init(sched, schedulerProcess.Master(), s.mux); err != nil {
			return nil, fmt.Errorf("failed to initialize pod scheduler: %v", err)
		}
		log.V(1).Infoln("deferred init complete")
		// defer obtaining framework ID to prevent multiple schedulers
		// from overwriting each other's framework IDs
		dconfig.Framework.Id, err = s.fetchFrameworkID(etcdClient)
		if err != nil {
			return nil, fmt.Errorf("failed to fetch framework ID from etcd: %v", err)
		}
		log.V(1).Infoln("constructing mesos scheduler driver")
		drv, err = bindings.NewMesosSchedulerDriver(*dconfig)
		if err != nil {
			return nil, fmt.Errorf("failed to construct scheduler driver: %v", err)
		}
		log.V(1).Infoln("constructed mesos scheduler driver:", drv)
		s.setDriver(drv)
		return drv, nil
	})

	return schedulerProcess, driverFactory, etcdClient, eiPrototype.GetExecutorId()
}

//.........這裏部分代碼省略.........
	log.V(2).Info("Serving executor artifacts...")

	bindingAddress := parseIP(*address)

	// chillFactor is the number of seconds that are slept for to allow for
	// convergence across the cluster during mutations.
	chillFactor := 10
	etcdScheduler := etcdscheduler.NewEtcdScheduler(
		*taskCount,
		chillFactor,
		*reseedTimeout,
		*autoReseed,
		executorUris,
		*singleInstancePerSlave,
		*sandboxDisk,
		*sandboxCpu,
		*sandboxMem,
	)
	etcdScheduler.ExecutorPath = *executorPath
	etcdScheduler.Master = *master
	etcdScheduler.FrameworkName = *frameworkName
	etcdScheduler.ZkConnect = *zkFrameworkPersist

	fwinfo := &mesos.FrameworkInfo{
		User:            proto.String(""), // Mesos-go will fill in user.
		Name:            proto.String(*frameworkName),
		Checkpoint:      proto.Bool(true),
		FailoverTimeout: proto.Float64(*failoverTimeoutSeconds),
		WebuiUrl:        proto.String(*weburi),
	}

	cred := (*mesos.Credential)(nil)
	if *mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(*mesosAuthPrincipal)
		secret, err := ioutil.ReadFile(*mesosAuthSecretFile)
		if err != nil {
			log.Fatal(err)
		}
		cred = &mesos.Credential{
			Principal: proto.String(*mesosAuthPrincipal),
			Secret:    secret,
		}
	}

	zkServers, zkChroot, err := rpc.ParseZKURI(*zkFrameworkPersist)
	etcdScheduler.ZkServers = zkServers
	etcdScheduler.ZkChroot = zkChroot
	if err != nil && *zkFrameworkPersist != "" {
		log.Fatalf("Error parsing zookeeper URI of %s: %s", *zkFrameworkPersist, err)
	} else if *zkFrameworkPersist != "" {
		previous, err := rpc.GetPreviousFrameworkID(
			zkServers,
			zkChroot,
			etcdScheduler.FrameworkName,
		)
		if err != nil && err != zk.ErrNoNode {
			log.Fatalf("Could not retrieve previous framework ID: %s", err)
		} else if err == zk.ErrNoNode {
			log.Info("No previous persisted framework ID exists in zookeeper.")
		} else {
			log.Infof("Found stored framework ID in Zookeeper, "+
				"attempting to re-use: %s", previous)
			fwinfo.Id = &mesos.FrameworkID{
				Value: proto.String(previous),
			}
		}
	}

	config := scheduler.DriverConfig{
		Scheduler:      etcdScheduler,
		Framework:      fwinfo,
		Master:         etcdScheduler.Master,
		Credential:     cred,
		BindingAddress: bindingAddress,
		BindingPort:    uint16(*driverPort),
		WithAuthContext: func(ctx context.Context) context.Context {
			ctx = auth.WithLoginProvider(ctx, *authProvider)
			ctx = sasl.WithBindingAddress(ctx, bindingAddress)
			return ctx
		},
	}

	driver, err := scheduler.NewMesosSchedulerDriver(config)

	if err != nil {
		log.Errorln("Unable to create a SchedulerDriver ", err.Error())
	}

	go etcdScheduler.SerialLauncher(driver)
	go etcdScheduler.PeriodicReconciler(driver)
	go etcdScheduler.PeriodicHealthChecker()
	go etcdScheduler.PeriodicLaunchRequestor()
	go etcdScheduler.AdminHTTP(*adminPort, driver)

	if stat, err := driver.Run(); err != nil {
		log.Infof("Framework stopped with status %s and error: %s",
			stat.String(),
			err.Error())
	}
}