VerifyCRInstallHelpStr    = "Verify the Istio control plane after installation/in-place upgrade"
)

type RootArgs struct {
	// DryRun performs all steps except actually applying the manifests or creating output dirs/files.
	DryRun bool
}

func addFlags(cmd *cobra.Command, rootArgs *RootArgs) {
	cmd.PersistentFlags().BoolVarP(&rootArgs.DryRun, "dry-run", "",
		false, "Console/log output only, make no changes.")
}

	"istio.io/istio/pkg/log"
	netutil "istio.io/istio/pkg/util/net"
	"istio.io/istio/pkg/util/protomarshal"
	"istio.io/istio/pkg/util/shellescape"
)

var (
	// TODO refactor away from package vars and add more UTs
	tokenDuration  int64
	name           string
	serviceAccount string
	filename       string
	outputDir      string
	clusterID      string
	ingressIP      string
	internalIP     string

}

type ZtunnelService struct {
	Name         string         `json:"name"`
	Namespace    string         `json:"namespace"`
	Hostname     string         `json:"hostname"`
	Addresses    []string       `json:"vips"`
	Ports        map[string]int `json:"ports"`
	LoadBalancer *LoadBalancer  `json:"loadBalancer"`
	Waypoint     *Waypoint      `json:"waypoint"`
}

type PolicyMatch struct {

	// Note: we do not rely on istio env package to retrieve configuration. We relies on viper.
	// This is just to make sure the reference doc tool can generate doc with these vars as env variable at istio.io.
	env.Register(envName, defaultValue, usage)
	bindViper(name)
}

func bindViper(name string) {
	if err := viper.BindPFlag(name, rootCmd.Flags().Lookup(name)); err != nil {

          "targets": [
            {
              "datasource": {
                "type": "prometheus",
                "uid": "${datasource}"
              },
              "expr": "avg(pilot_virt_services{app=\"istiod\"})",
              "format": "time_series",
              "intervalFactor": 1,
              "legendFormat": "Virtual Services",
              "refId": "A"
            },
            {