Golang Config.Username方法代码示例

// Clients returns an OpenShift and Kubernetes client with the credentials of the named service account
// TODO: change return types to client.Interface/kclient.Interface to allow auto-reloading credentials
func Clients(config kclient.Config, tokenRetriever TokenRetriever, namespace, name string) (*client.Client, *kclient.Client, error) {
	// Clear existing auth info
	config.Username = ""
	config.Password = ""
	config.CertFile = ""
	config.CertData = []byte{}
	config.KeyFile = ""
	config.KeyData = []byte{}

	// For now, just initialize the token once
	// TODO: refetch the token if the client encounters 401 errors
	token, err := tokenRetriever.GetToken(namespace, name)
	if err != nil {
		return nil, nil, err
	}
	config.BearerToken = token

	c, err := client.New(&config)
	if err != nil {
		return nil, nil, err
	}

	kc, err := kclient.New(&config)
	if err != nil {
		return nil, nil, err
	}

	return c, kc, nil
}

// AnonymousClientConfig returns a copy of the given config with all user credentials (cert/key, bearer token, and username/password) removed
func AnonymousClientConfig(config kclient.Config) kclient.Config {
	config.BearerToken = ""
	config.CertData = nil
	config.CertFile = ""
	config.KeyData = nil
	config.KeyFile = ""
	config.Username = ""
	config.Password = ""
	return config
}

// MergeWithConfig returns a copy of a client.Config with values from the Info.
// The fields of client.Config with a corresponding field in the Info are set
// with the value from the Info.
func (info Info) MergeWithConfig(c client.Config) (client.Config, error) {
	var config client.Config = c
	config.Username = info.User
	config.Password = info.Password
	config.CAFile = info.CAFile
	config.CertFile = info.CertFile
	config.KeyFile = info.KeyFile
	config.BearerToken = info.BearerToken
	if info.Insecure != nil {
		config.Insecure = *info.Insecure
	}
	return config, nil
}

func NewKubeClient(c config.Config, workQueueReady chan struct{}) (*Kube, error) {
	const resyncPeriod = 10 * time.Second
	var err error

	kube := &Kube{}

	conf := client.Config{
		Host: c.Kubernetes.APIendpoint,
	}

	// We only pass the username + password if they were set...
	if c.Kubernetes.Username != "" {
		conf.Username = c.Kubernetes.Username
	}

	if c.Kubernetes.Password != "" {
		conf.Password = c.Kubernetes.Password
	}

	kube.c, err = client.New(&conf)
	if err != nil {
		return nil, err
	}

	kube.NodeQueue = workqueue.New()
	kube.ServiceQueue = workqueue.New()

	// We will hardcode our namespace for now.
	namespace := api.NamespaceAll

	// Set up our enqueing function for node objects
	nodeEnqueueAsAdd := func(obj interface{}) {
		kube.NodeQueue.Add(QueueEvent{Obj: obj, ObjType: watch.Added})
	}

	nodeEnqueueAsDelete := func(obj interface{}) {
		kube.NodeQueue.Add(QueueEvent{Obj: obj, ObjType: watch.Deleted})
	}

	nodeEnqueueAsUpdate := func(obj interface{}) {
		kube.NodeQueue.Add(QueueEvent{Obj: obj, ObjType: watch.Modified})
	}

	// and one for service objects, too
	serviceEnqueueAsAdd := func(obj interface{}) {
		kube.ServiceQueue.Add(QueueEvent{Obj: obj, ObjType: watch.Added})
	}

	serviceEnqueueAsDelete := func(obj interface{}) {
		kube.ServiceQueue.Add(QueueEvent{Obj: obj, ObjType: watch.Deleted})
	}

	serviceEnqueueAsUpdate := func(obj interface{}) {
		kube.ServiceQueue.Add(QueueEvent{Obj: obj, ObjType: watch.Modified})
	}

	// Set up our event handlers.  These get called every time the cache client gets a new event from the API.
	nodeEventHandlers := framework.ResourceEventHandlerFuncs{
		AddFunc:    nodeEnqueueAsAdd,
		DeleteFunc: nodeEnqueueAsDelete,
		UpdateFunc: func(old, cur interface{}) {
			// We're only going to add updates to the queue when the node condition changes
			if old.(*api.Node).Status.Conditions[0].Status != cur.(*api.Node).Status.Conditions[0].Status {
				nodeEnqueueAsUpdate(cur)
			}
		},
	}

	serviceEventHandlers := framework.ResourceEventHandlerFuncs{
		AddFunc:    serviceEnqueueAsAdd,
		DeleteFunc: serviceEnqueueAsDelete,
		UpdateFunc: func(old, cur interface{}) {
			if !reflect.DeepEqual(old, cur) {
				serviceEnqueueAsUpdate(cur)
			}
		},
	}

	kube.NodeLister.Store, kube.nodeController = framework.NewInformer(
		cache.NewListWatchFromClient(
			kube.c, "nodes", namespace, fields.Everything()),
		&api.Node{}, resyncPeriod, nodeEventHandlers)

	kube.ServiceLister.Store, kube.serviceController = framework.NewInformer(
		cache.NewListWatchFromClient(
			kube.c, "services", namespace, fields.Everything()),
		&api.Service{}, resyncPeriod, serviceEventHandlers)

	go kube.serviceController.Run(util.NeverStop)
	go kube.nodeController.Run(util.NeverStop)

	for !kube.serviceController.HasSynced() && !kube.nodeController.HasSynced() {
		log.Println("Waiting for serviceController and nodeController to sync...")
		time.Sleep(500 * time.Millisecond)
	}

	// Signal that the queue is ready
	close(workQueueReady)

	return kube, nil
//.........这里部分代码省略.........