nodeAddressesFunc := func() ([]v1.NodeAddress, error) {
				return testCase.nodeAddresses, nil
			}

			// cloud provider is expected to be nil if external provider is set or there is no cloud provider
			var cloud cloudprovider.Interface
			if testCase.cloudProviderType == cloudProviderLegacy {
				cloud = &fakecloud.Cloud{
					Addresses: testCase.nodeAddresses,
					Err:       nil,
				}
			}

apiVersion: admissionregistration.k8s.io/v1
kind: MutatingWebhookConfiguration
metadata:
  name: "cloud-pvl-admission.k8s.io"
  labels:
    addonmanager.kubernetes.io/mode: Reconcile
    k8s-app: cloud-pvl-admission
webhooks:
- name: "cloud-pvl-admission.k8s.io"
  rules:
  - apiGroups:   [""]
    apiVersions: ["v1"]
    operations:  ["CREATE"]
    resources:   ["persistentvolumes"]
    scope:       "*"
  clientConfig:

	nodeInformer coreinformers.NodeInformer,
	cloud cloudprovider.Interface,
	kubeClient clientset.Interface,
	clusterCIDRs []*net.IPNet,
	serviceCIDR *net.IPNet,
	secondaryServiceCIDR *net.IPNet,
	nodeCIDRMaskSizes []int,
	allocatorType ipam.CIDRAllocatorType) (*Controller, error) {

	if kubeClient == nil {
		return nil, fmt.Errorf("kubeClient is nil when starting Controller")
	}

// This file holds the code related with the sample nodeipamcontroller
// which demonstrates how cloud providers add external controllers to cloud-controller-manager

package main

import (
	"context"
	"errors"
	"fmt"
	"net"
	"strings"

	cloudprovider "k8s.io/cloud-provider"
	"k8s.io/cloud-provider/app"
	cloudcontrollerconfig "k8s.io/cloud-provider/app/config"
	genericcontrollermanager "k8s.io/controller-manager/app"

}

// NodeSyncMode is the mode the cloud CIDR allocator runs in.
type NodeSyncMode string

var (
	// SyncFromCloud is the mode that synchronizes the IP allocation from the cloud
	// platform to the node.
	SyncFromCloud NodeSyncMode = "SyncFromCloud"
	// SyncFromCluster is the mode that synchronizes the IP allocation determined
	// by the k8s controller to the cloud provider.
	SyncFromCluster NodeSyncMode = "SyncFromCluster"

)

// providerRequiresNetworkingConfiguration returns whether the cloud provider
// requires special networking configuration.
func (kl *Kubelet) providerRequiresNetworkingConfiguration() bool {
	// TODO: We should have a mechanism to say whether native cloud provider
	// is used or whether we are using overlay networking. We should return
	// true for cloud providers if they implement Routes() interface and

onsole.cloud.google.com/gcr/images/k8s-artifacts-prod/us/kube-scheduler) | [amd64](https://console.cloud.google.com/gcr/images/k8s-artifacts-prod/us/kube-scheduler-amd64), [arm](https://console.cloud.google.com/gcr/images/k8s-artifacts-prod/us/kube-scheduler-arm), [arm64](https://console.cloud.google.com/gcr/images/k8s-artifacts-prod/us/kube-scheduler-arm64), [ppc64le](https://console.cloud.google.com/gcr/images/k8s-artifacts-prod/us/kube-scheduler-ppc64le), [s390x](https://console.cloud.google....

# See https://cloud.google.com/cloud-build/docs/build-config
timeout: 1200s
options:
  substitution_option: ALLOW_LOOSE
  machineType: 'N1_HIGHCPU_8'
steps:
  - name: 'gcr.io/k8s-staging-test-infra/gcb-docker-gcloud:v20240523-a15ad90fc9@sha256:bb04162508c2c61637eae700a0d8e8c8be8f2d4c831d2b75e59db2d4dd6cf75d'
    entrypoint: 'bash'
    dir: ./cluster/images/etcd
    env:
      - DOCKER_CLI_EXPERIMENTAL=enabled
      - REGISTRY=gcr.io/$PROJECT_ID

	clientset "k8s.io/client-go/kubernetes"
	cloudprovider "k8s.io/cloud-provider"
)

type fakeController struct {
}

func (f *fakeController) Run(ctx context.Context) {
	<-ctx.Done()
}

func createLegacyIPAM(
	ctx context.Context,
	ic *Controller,
	nodeInformer coreinformers.NodeInformer,
	cloud cloudprovider.Interface,
	kubeClient clientset.Interface,
	clusterCIDRs []*net.IPNet,

//     ranges assignments from the underlying cloud platform.
//   - (Alpha only) IPAMFromCluster is an allocator that has the similar
//     functionality as the RangeAllocator but also synchronizes cluster-managed
//     ranges into the cloud platform.
//   - (Alpha only) IPAMFromCloud is the same as CloudAllocator (synchronizes
//     from cloud into the cluster.)