func (c *EndpointSliceConfig) RegisterEventHandler(handler EndpointSliceHandler) {
	c.eventHandlers = append(c.eventHandlers, handler)
}

// Run waits for cache synced and invokes handlers after syncing.
func (c *EndpointSliceConfig) Run(stopCh <-chan struct{}) {
	c.logger.Info("Starting endpoint slice config controller")

		return false
	}

	userIP, _ := netip.ParseAddr(ip)
	return userIP.IsLoopback()
}

// Syncz dumps the synchronization status of all Envoys connected to this Pilot instance
func (s *DiscoveryServer) Syncz(w http.ResponseWriter, req *http.Request) {
	namespace := req.URL.Query().Get("namespace")

	syncz := make([]SyncStatus, 0)
	for _, con := range s.SortedClients() {
		node := con.proxy

func (c *Controller) RegisterEventHandler(kind config.GroupVersionKind, f model.EventHandler) {
	c.monitor.AppendEventHandler(kind, f)
}

// HasSynced return whether store has synced
// It can be controlled externally (such as by the data source),
// otherwise it'll always consider synced.
func (c *Controller) HasSynced() bool {
	if c.hasSynced != nil {
		return c.hasSynced()
	}
	return true
}

func (c *Controller) Run(stop <-chan struct{}) {

	switch a {
	case Add:
		return "Add"
	case Update:
		return "Update"
	}
	return "Unknown"
}

// Run starts the cluster's informers and waits for caches to sync. Once caches are synced, we mark the cluster synced.
// This should be called after each of the handlers have registered informers, and should be run in a goroutine.
func (c *Cluster) Run(mesh mesh.Watcher, handlers []handler, action ACTION) {

	if o == nil {
		return
	}

	fs.DurationVar(&o.NamespaceSyncPeriod.Duration, "namespace-sync-period", o.NamespaceSyncPeriod.Duration, "The period for syncing namespace life-cycle updates")
	fs.Int32Var(&o.ConcurrentNamespaceSyncs, "concurrent-namespace-syncs", o.ConcurrentNamespaceSyncs, "The number of namespace objects that are allowed to sync concurrently. Larger number = more responsive namespace termination, but more CPU (and network) load")
}

		return
	}

	fs.DurationVar(&o.ResourceQuotaSyncPeriod.Duration, "resource-quota-sync-period", o.ResourceQuotaSyncPeriod.Duration, "The period for syncing quota usage status in the system")
	fs.Int32Var(&o.ConcurrentResourceQuotaSyncs, "concurrent-resource-quota-syncs", o.ConcurrentResourceQuotaSyncs, "The number of resource quotas that are allowed to sync concurrently. Larger number = more responsive quota management, but more CPU (and network) load")
}

	"--concurrent-deployment-syncs=10",
	"--concurrent-horizontal-pod-autoscaler-syncs=10",
	"--concurrent-statefulset-syncs=15",
	"--concurrent-endpoint-syncs=10",
	"--concurrent-ephemeralvolume-syncs=10",
	"--concurrent-service-endpoint-syncs=10",
	"--concurrent-gc-syncs=30",
	"--concurrent-namespace-syncs=20",
	"--concurrent-job-syncs=10",
	"--concurrent-cron-job-syncs=10",
	"--concurrent-replicaset-syncs=10",

	name string
}

// Event feeds a single event into the stats summarizer.
func (s *Summarizer) Event(ev *Event) {
	if s.syncTs == 0 {
		s.syncTs = ev.Time()
	}
	s.lastTs = ev.Time()

	switch ev.Kind() {
	// Record sync time for the RangeActive events.
	case EventSync:
		s.syncTs = ev.Time()

	// Handle state transitions.
	case EventStateTransition:
		st := ev.StateTransition()

	//   and the bookmark event is send when the state is synced
	//   to a `resourceVersion` at least as fresh as the one provided by the ListOptions.
	//   If `resourceVersion` is unset, this is interpreted as "consistent read" and the
	//   bookmark event is send when the state is synced at least to the moment
	//   when request started being processed.

if [ "$#" == 0 ]; then
    echo "usage: $0 <api_dir>..."
    exit 1
fi

kube::protoc::check_protoc

for api; do
    # This can't use `git ls-files` because it runs in a container without the
    # .git dir synced.
    protos=()
    kube::util::read-array protos < <( \
        find "${api}" -type f -name "api.proto")

    if [ "${#protos[@]}" == 0 ]; then
        echo "ERROR: no 'api.proto' files under '${api}'"
        exit 1