示例#1
0
文件: master.go 项目: rhamilto/origin
// InstallAPI starts a Kubernetes master and registers the supported REST APIs
// into the provided mux, then returns an array of strings indicating what
// endpoints were started (these are format strings that will expect to be sent
// a single string value).
func (c *MasterConfig) InstallAPI(container *restful.Container) ([]string, error) {
	c.Master.RestfulContainer = container

	if c.Master.EnableCoreControllers {
		glog.V(2).Info("Using the lease endpoint reconciler")
		leaseStorage, err := c.Master.StorageFactory.New(kapi.Resource("apiServerIPInfo"))
		if err != nil {
			glog.Fatalf(err.Error())
		}

		leaseTTL := uint64(master.DefaultEndpointReconcilerInterval + 5) // add 5 seconds for wiggle room
		masterLeases := election.NewLeases(leaseStorage, "/masterleases/", leaseTTL)

		storage, err := c.Master.StorageFactory.New(kapi.Resource("endpoints"))
		if err != nil {
			glog.Fatalf(err.Error())
		}
		endpointsStorage := endpointsetcd.NewREST(generic.RESTOptions{
			Storage:                 storage,
			Decorator:               generic.UndecoratedStorage,
			DeleteCollectionWorkers: 0,
		})

		endpointRegistry := endpoint.NewRegistry(endpointsStorage)

		c.Master.EndpointReconcilerConfig = master.EndpointReconcilerConfig{
			Reconciler: election.NewLeaseEndpointReconciler(endpointRegistry, masterLeases),
			Interval:   master.DefaultEndpointReconcilerInterval,
		}
	}

	_, err := master.New(c.Master)
	if err != nil {
		return nil, err
	}

	messages := []string{}
	// v1 has to be printed separately since it's served from different endpoint than groups
	if configapi.HasKubernetesAPIVersion(c.Options, v1.SchemeGroupVersion) {
		messages = append(messages, fmt.Sprintf("Started Kubernetes API at %%s%s", KubeAPIPrefix))
	}

	versions := []unversioned.GroupVersion{
		extv1beta1.SchemeGroupVersion,
		batchv1.SchemeGroupVersion,
		autoscalingv1.SchemeGroupVersion,
		appsv1alpha1.SchemeGroupVersion,
	}
	for _, ver := range versions {
		if configapi.HasKubernetesAPIVersion(c.Options, ver) {
			messages = append(messages, fmt.Sprintf("Started Kubernetes API %s at %%s%s", ver.String(), KubeAPIGroupPrefix))
		}
	}

	return messages, nil
}
示例#2
0
func newMasterLeases(storage storage.Interface) election.Leases {
	// leaseTTL is in seconds, i.e. 15 means 15 seconds; do NOT do 15*time.Second!
	leaseTTL := uint64((master.DefaultEndpointReconcilerInterval + 5*time.Second) / time.Second) // add 5 seconds for wiggle room
	return election.NewLeases(storage, "/masterleases/", leaseTTL)
}