Пример #1
0
// Run runs the specified SchedulerServer.  This should never exit.
func (s *SchedulerServer) Run(_ []string) error {
	if s.Qingconfig == "" && s.Master == "" {
		glog.Warningf("Neither --qingconfig nor --master was specified.  Using default API client.  This might not work.")
	}

	// This creates a client, first loading any specified qingconfig
	// file, and then overriding the Master flag, if non-empty.
	qingconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Qingconfig},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
	if err != nil {
		return err
	}
	qingconfig.QPS = 20.0
	qingconfig.Burst = 30

	qingClient, err := client.New(qingconfig)
	if err != nil {
		glog.Fatalf("Invalid API configuration: %v", err)
	}

	go func() {
		mux := http.NewServeMux()
		healthz.InstallHandler(mux)
		if s.EnableProfiling {
			mux.HandleFunc("/debug/pprof/", pprof.Index)
			mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
			mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
		}
		mux.Handle("/metrics", prometheus.Handler())

		server := &http.Server{
			Addr:    net.JoinHostPort(s.Address.String(), strconv.Itoa(s.Port)),
			Handler: mux,
		}
		glog.Fatal(server.ListenAndServe())
	}()

	configFactory := factory.NewConfigFactory(qingClient)
	config, err := s.createConfig(configFactory)
	if err != nil {
		glog.Fatalf("Failed to create scheduler configuration: %v", err)
	}

	eventBroadcaster := record.NewBroadcaster()
	config.Recorder = eventBroadcaster.NewRecorder(api.EventSource{Component: "scheduler"})
	eventBroadcaster.StartLogging(glog.Infof)
	eventBroadcaster.StartRecordingToSink(qingClient.Events(""))

	sched := scheduler.New(config)
	sched.Run()

	select {}
}
Пример #2
0
// InstallDefaultHandlers registers the default set of supported HTTP request patterns with the mux.
func (s *Server) InstallDefaultHandlers() {
	healthz.InstallHandler(s.mux,
		healthz.PingHealthz,
		healthz.NamedCheck("docker", s.dockerHealthCheck),
		healthz.NamedCheck("hostname", s.hostnameHealthCheck),
		healthz.NamedCheck("syncloop", s.syncLoopHealthCheck),
	)
	s.mux.HandleFunc("/pods", s.handlePods)
	s.mux.HandleFunc("/stats/", s.handleStats)
	s.mux.HandleFunc("/spec/", s.handleSpec)
}
Пример #3
0
// TODO: document all handlers
// InstallSupport registers the APIServer support functions
func InstallSupport(mux Mux, ws *restful.WebService, enableResettingMetrics bool) {
	// TODO: convert healthz and metrics to restful and remove container arg
	healthz.InstallHandler(mux)
	mux.Handle("/metrics", prometheus.Handler())
	if enableResettingMetrics {
		mux.HandleFunc("/resetMetrics", metrics.Reset)
	}

	// Set up a service to return the git code version.
	ws.Path("/version")
	ws.Doc("git code version from which this is built")
	ws.Route(
		ws.GET("/").To(handleVersion).
			Doc("get the code version").
			Operation("getCodeVersion").
			Produces(restful.MIME_JSON).
			Consumes(restful.MIME_JSON))
}
Пример #4
0
// Run runs the CMServer.  This should never exit.
func (s *CMServer) Run(_ []string) error {
	if s.Qingconfig == "" && s.Master == "" {
		glog.Warningf("Neither --qingconfig nor --master was specified.  Using default API client.  This might not work.")
	}

	// This creates a client, first loading any specified qingconfig
	// file, and then overriding the Master flag, if non-empty.
	qingconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Qingconfig},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
	if err != nil {
		return err
	}

	qingconfig.QPS = 20.0
	qingconfig.Burst = 30

	qingClient, err := client.New(qingconfig)
	if err != nil {
		glog.Fatalf("Invalid API configuration: %v", err)
	}

	go func() {
		mux := http.NewServeMux()
		healthz.InstallHandler(mux)
		if s.EnableProfiling {
			mux.HandleFunc("/debug/pprof/", pprof.Index)
			mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
			mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
		}
		mux.Handle("/metrics", prometheus.Handler())

		server := &http.Server{
			Addr:    net.JoinHostPort(s.Address.String(), strconv.Itoa(s.Port)),
			Handler: mux,
		}
		glog.Fatal(server.ListenAndServe())
	}()

	endpoints := service.NewEndpointController(qingClient)
	go endpoints.Run(s.ConcurrentEndpointSyncs, util.NeverStop)

	controllerManager := replicationControllerPkg.NewReplicationManager(qingClient, replicationControllerPkg.BurstReplicas)
	go controllerManager.Run(s.ConcurrentRCSyncs, util.NeverStop)

	cloud := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)

	if s.SyncNodeStatus {
		glog.Warning("DEPRECATION NOTICE: sync-node-status flag is being deprecated. It has no effect now and it will be removed in a future version.")
	}

	nodeController := nodecontroller.NewNodeController(cloud, qingClient, s.RegisterRetryCount,
		s.PodEvictionTimeout, nodecontroller.NewPodEvictor(util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst)),
		s.NodeMonitorGracePeriod, s.NodeStartupGracePeriod, s.NodeMonitorPeriod, (*net.IPNet)(&s.ClusterCIDR), s.AllocateNodeCIDRs)
	nodeController.Run(s.NodeSyncPeriod)

	serviceController := servicecontroller.New(cloud, qingClient, s.ClusterName)
	if err := serviceController.Run(s.NodeSyncPeriod); err != nil {
		glog.Errorf("Failed to start service controller: %v", err)
	}

	if s.AllocateNodeCIDRs {
		routes, ok := cloud.Routes()
		if !ok {
			glog.Fatal("Cloud provider must support routes if allocate-node-cidrs is set")
		}
		routeController := routecontroller.New(routes, qingClient, s.ClusterName, (*net.IPNet)(&s.ClusterCIDR))
		routeController.Run(s.NodeSyncPeriod)
	}

	resourceQuotaManager := resourcequota.NewResourceQuotaManager(qingClient)
	resourceQuotaManager.Run(s.ResourceQuotaSyncPeriod)

	namespaceManager := namespace.NewNamespaceManager(qingClient, s.NamespaceSyncPeriod)
	namespaceManager.Run()

	pvclaimBinder := volumeclaimbinder.NewPersistentVolumeClaimBinder(qingClient, s.PVClaimBinderSyncPeriod)
	pvclaimBinder.Run()
	pvRecycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(qingClient, s.PVClaimBinderSyncPeriod, ProbeRecyclableVolumePlugins())
	if err != nil {
		glog.Fatalf("Failed to start persistent volume recycler: %+v", err)
	}
	pvRecycler.Run()

	if len(s.ServiceAccountKeyFile) > 0 {
		privateKey, err := serviceaccount.ReadPrivateKey(s.ServiceAccountKeyFile)
		if err != nil {
			glog.Errorf("Error reading key for service account token controller: %v", err)
		} else {
			serviceaccount.NewTokensController(
				qingClient,
				serviceaccount.DefaultTokenControllerOptions(
					serviceaccount.JWTTokenGenerator(privateKey),
				),
			).Run()
		}
	}

	serviceaccount.NewServiceAccountsController(
		qingClient,
		serviceaccount.DefaultServiceAccountsControllerOptions(),
	).Run()

	select {}
	return nil
}