// note this method uses:
//
//	genericconfig.Authorizer
func (a *AdmissionOptions) ApplyTo(
	c *server.Config,
	informers informers.SharedInformerFactory,
	kubeClient kubernetes.Interface,
	dynamicClient dynamic.Interface,
	features featuregate.FeatureGate,
	pluginInitializers ...admission.PluginInitializer,
) error {
	if a == nil {

func (a *AdmissionOptions) ApplyTo(
	c *server.Config,
	informers informers.SharedInformerFactory,
	kubeClient kubernetes.Interface,
	dynamicClient dynamic.Interface,
	features featuregate.FeatureGate,
	pluginInitializers ...admission.PluginInitializer,
) error {
	if a == nil {
		return nil
	}

	if a.PluginNames != nil {
		// pass PluginNames to generic AdmissionOptions

	if validater, ok := plugin.(InitializationValidator); ok {
		err := validater.ValidateInitialization()
		if err != nil {
			return err
		}
	}
	return nil
}

type PluginInitializers []PluginInitializer

func (pp PluginInitializers) Initialize(plugin Interface) {
	for _, p := range pp {
		p.Initialize(plugin)
	}

	"k8s.io/client-go/informers"

	"k8s.io/kubernetes/pkg/controlplane/apiserver/options"
)

func CreateAPIExtensionsConfig(
	kubeAPIServerConfig server.Config,
	kubeInformers informers.SharedInformerFactory,
	pluginInitializers []admission.PluginInitializer,
	commandOptions options.CompletedOptions,
	masterCount int,
	serviceResolver webhook.ServiceResolver,
	authResolverWrapper webhook.AuthenticationInfoResolverWrapper,

	o.Features.AddFlags(fs)
	o.CoreAPI.AddFlags(fs)
	o.Admission.AddFlags(fs)
	o.EgressSelector.AddFlags(fs)
	o.Traces.AddFlags(fs)
}

// ApplyTo adds RecommendedOptions to the server configuration.
// pluginInitializers can be empty, it is only need for additional initializers.
func (o *RecommendedOptions) ApplyTo(config *server.RecommendedConfig) error {
	if err := o.Etcd.ApplyTo(&config.Config); err != nil {
		return err
	}

	externalInformers kubeexternalinformers.SharedInformerFactory,
	serviceResolver aggregatorapiserver.ServiceResolver,
	proxyTransport *http.Transport,
	peerProxy utilpeerproxy.Interface,
	pluginInitializers []admission.PluginInitializer,
) (*aggregatorapiserver.Config, error) {
	// make a shallow copy to let us twiddle a few things

	genericPluginInitializer := initializer.New(nil, nil, nil, fakeAuthorizer{}, nil, nil, restMapper)
	pluginInitializer := controlplaneadmission.NewPluginInitializer(nil, nil)
	initializersChain := apiserveradmission.PluginInitializers{}
	initializersChain = append(initializersChain, genericPluginInitializer)
	initializersChain = append(initializersChain, pluginInitializer)

	initializersChain.Initialize(gcAdmit)
	return gcAdmit, nil
}

	}
	quotaConfiguration := install.NewQuotaConfigurationForAdmission()

	handler, err := resourcequota.NewResourceQuota(config, 5)
	if err != nil {
		return nil, err
	}

	initializers := admission.PluginInitializers{
		genericadmissioninitializer.New(kubeClient, nil, informerFactory, nil, nil, stopCh, nil),
		controlplaneadmission.NewPluginInitializer(quotaConfiguration, nil),
	}
	initializers.Initialize(handler)