// by meshNetworks or "networking.istio.io/gatewayPort"
	DefaultNetworkGatewayPort = 15443
)

var log = istiolog.RegisterScope("kube", "kubernetes service registry controller")

var (
	typeTag  = monitoring.CreateLabel("type")
	eventTag = monitoring.CreateLabel("event")

	k8sEvents = monitoring.NewSum(
		"pilot_k8s_reg_events",

		http.MethodHead,
		http.MethodPost,
		http.MethodPut,
		http.MethodPatch,
		http.MethodDelete,
		http.MethodConnect,
		http.MethodOptions,
		http.MethodTrace,
	)

	scope = log.RegisterScope("validation", "CRD validation debugging")

	// EmptyValidate is a Validate that does nothing and returns no error.
	EmptyValidate = RegisterValidateFunc("EmptyValidate",
		func(config.Config) (Warning, error) {