*/

package v1

import (
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

// Authorization is calculated against
// 1. evaluation of ClusterRoleBindings - short circuit on match
// 2. evaluation of RoleBindings in the namespace requested - short circuit on match
// 3. deny by default

const (
	APIGroupAll    = "*"
	ResourceAll    = "*"
	VerbAll        = "*"
	NonResourceAll = "*"

	GroupKind          = "Group"

	}

	return target, nil
}

func isKafkaConnErr(err error) bool {
	// Sarama opens the circuit breaker after 3 consecutive connection failures.
	return err == sarama.ErrLeaderNotAvailable || err.Error() == "circuit breaker is open"

	// CLI: -t mangle -A ISTIO_PRERT -s fd16:9254:7127:1337:ffff:ffff:ffff:ffff -p tcp -m tcp --dport <PROBEPORT> -j ACCEPT
	//
	// DESC: If this is one of our node-probe ports and is from our SNAT-ed/"special" hostside IP, short-circuit out here
	iptablesBuilder.AppendVersionedRule(hostProbeSNAT.String(), hostProbeV6SNAT.String(),
		iptableslog.UndefinedCommand, ChainInpodPrerouting, iptablesconstants.MANGLE,
		"-s", iptablesconstants.IPVersionSpecific,

}

func lcp(strs []string, pre bool) string {
	// short-circuit empty list
	if len(strs) == 0 {
		return ""
	}
	xfix := strs[0]
	// short-circuit single-element list
	if len(strs) == 1 {
		return xfix
	}
	// compare first to rest
	for _, str := range strs[1:] {
		xfixl := len(xfix)
		strl := len(str)
		// short-circuit empty strings
		if xfixl == 0 || strl == 0 {
			return ""
		}

}

// printConfiguration prints the external version of the API to yaml
func printConfiguration(clustercfg *kubeadmapi.ClusterConfiguration, w io.Writer, printer output.Printer) {
	// Short-circuit if cfg is nil, so we can safely get the value of the pointer below
	if clustercfg == nil {
		return
	}

	cfgYaml, err := configutil.MarshalKubeadmConfigObject(clustercfg, kubeadmapiv1.SchemeGroupVersion)

	}
	return nil
}

// lockPath returns a typePath describing the location of a lock value
// contained in typ. If there is no contained lock, it returns nil.
//
// The seen map is used to short-circuit infinite recursion due to type cycles.
func lockPath(tpkg *types.Package, typ types.Type, seen map[types.Type]bool) typePath {
	if typ == nil || seen[typ] {
		return nil
	}
	if seen == nil {

		// child.
		//
		// On the other hand, if telemetryChildVar were simply unset, then the
		// delegated go commands would fork themselves recursively. Short-circuit
		// this recursion.
		os.Setenv(telemetryChildVar, "2")
		upload := os.Getenv(telemetryUploadVar) == "1"
		child(reportCrashes, upload, config.UploadStartTime, config.UploadURL)
		os.Exit(0)
	case "2":

func (n *networkManager) extractGatewaysInner(svc *model.Service) bool {
	n.Lock()
	defer n.Unlock()
	previousGateways := n.networkGatewaysBySvc[svc.Hostname]
	gateways := n.getGatewayDetails(svc)
	// short circuit for most services.
	if len(previousGateways) == 0 && len(gateways) == 0 {
		return false
	}

	newGateways := make(model.NetworkGatewaySet)
	// check if we have node port mappings

	}

	unwrap := func(v reflect.Value) reflect.Value {
		if v.Type() == reflectValueType {
			v = v.Interface().(reflect.Value)
		}
		return v
	}

	// Special case for builtin and/or, which short-circuit.
	if isBuiltin && (name == "and" || name == "or") {
		argType := typ.In(0)
		var v reflect.Value
		for _, arg := range args {
			v = s.evalArg(dot, argType, arg).Interface().(reflect.Value)

		serviceAccounts: nil,
		serviceTargets:  cb.serviceTargets,
		istioMtlsSni:    "",
		clusterMode:     DefaultClusterMode,
		direction:       model.TrafficDirectionInbound,
	}
	// When users specify circuit breakers, they need to be set on the receiver end
	// (server side) as well as client side, so that the server has enough capacity
	// (not the defaults) to handle the increased traffic volume