"istio.io/istio/pkg/kube/kclient"
	"istio.io/istio/pkg/monitoring"
)

var (
	eventTypeTag = monitoring.CreateLabel("type")
	EventTotals  = monitoring.NewSum(
		"nodeagent_reconcile_events_total",
		"The total number of node agent reconcile events.",
	)
)

type K8sHandlers interface {
	GetPodIfAmbient(podName, podNamespace string) (*corev1.Pod, error)
	GetAmbientPods() []*corev1.Pod
	Start()
}

	_, err = client.Kube().CoreV1().Namespaces().Patch(ctx, ns.Name,
		types.MergePatchType, labelsPatch, metav1.PatchOptions{})
	assert.NoError(t, err)

	// wait for another two update events
	// total 3 update at before unlabel point: 1. init ns reconcile 2. ns label reconcile 3. pod annotation update
	mt.Assert(EventTotals.Name(), map[string]string{"type": "update"}, monitortest.AtLeast(5))

	waitForMockCalls()

    # `updateStrategy.rollingUpdate.maxUnavailable` here:
    # https://kubernetes.io/docs/reference/kubernetes-api/workload-resources/daemon-set-v1/#DaemonSetSpec).
    # May be specified as a number of pods or as a percent of the total number
    # of pods at the start of the update.
    rollingMaxUnavailable: 1

  # Revision is set as 'version' label and part of the resource names when installing multiple control planes.
  revision: ""