kubeClient, err := ctx.CLIClient()
			if err != nil {
				return fmt.Errorf("failed to create k8s client: %v", err)
			}
			if labelSelector == "" && len(args) < 1 {
				c.Println(c.UsageString())
				return fmt.Errorf("specify a pod or --selector")
			}

			if labelSelector != "" && len(args) > 0 {
				c.Println(c.UsageString())
				return fmt.Errorf("name cannot be provided when a selector is specified")
			}

		},
		{
			version: versionInvalid1,
			errMsg:  fmt.Errorf("could not parse Malformed version: %v", versionInvalid1.GitVersion),
			isValid: false,
		},
		{
			version: versionInvalid2,
			errMsg:  fmt.Errorf("could not parse Malformed version: %v", versionInvalid2.GitVersion),
			isValid: false,
		},
	}
	for i, c := range cases {
		t.Run(fmt.Sprintf("case %d %s", i, c.version), func(t *testing.T) {

	if err != nil {
		return nil, fmt.Errorf("failed to listen on unix socket %q: %v", path, err)
	}

	// Update file permission so that cni plugin has permission to access it.
	if _, err := os.Stat(path); err != nil {
		return nil, fmt.Errorf("cni listener file %q doesn't exist", path)
	}
	if err := os.Chmod(path, 0o666); err != nil {
		return nil, fmt.Errorf("failed to update %q permission", path)
	}

	b.WriteString("InFilenames:   " + fmt.Sprint(a.InFilenames) + "\n")
	b.WriteString("OutFilename:   " + a.OutFilename + "\n")
	b.WriteString("Set:           " + fmt.Sprint(a.Set) + "\n")
	b.WriteString("Force:         " + fmt.Sprint(a.Force) + "\n")
	b.WriteString("ManifestsPath: " + a.ManifestsPath + "\n")
	b.WriteString("Revision:      " + a.Revision + "\n")
	b.WriteString("Components:    " + fmt.Sprint(a.Components) + "\n")
	return b.String()

	slices.SortFunc(pols, func(a, b *ZtunnelPolicy) int {
		if r := cmp.Compare(a.Namespace, b.Namespace); r != 0 {
			return r
		}
		return cmp.Compare(a.Name, b.Name)
	})
	fmt.Fprintln(w, "NAMESPACE\tPOLICY NAME\tACTION\tSCOPE")

	for _, pol := range pols {
		fmt.Fprintf(w, "%v\t%v\t%v\t%v\n",
			pol.Namespace, pol.Name, pol.Action, pol.Scope)
	}
	return w.Flush()
}

	}

	return "", fmt.Errorf("no valid networks found in %s", confDir)
}

// newCNIConfig = istio-cni config, that should be inserted into existingCNIConfig
func insertCNIConfig(newCNIConfig, existingCNIConfig []byte) ([]byte, error) {
	var istioMap map[string]any
	err := json.Unmarshal(newCNIConfig, &istioMap)
	if err != nil {
		return nil, fmt.Errorf("error loading Istio CNI config (JSON error): %v", err)

var _ ZtunnelServer = &ztunnelServer{}

func newZtunnelServer(addr string, pods PodNetnsCache) (*ztunnelServer, error) {
	if addr == "" {
		return nil, fmt.Errorf("addr cannot be empty")
	}

	resolvedAddr, err := net.ResolveUnixAddr("unixpacket", addr)
	if err != nil {
		return nil, fmt.Errorf("failed to resolve unix addr: %w", err)
	}
	// remove potentially existing address

			InsecureSkipVerify: opts.InsecureSkipVerify,
			XDSSAN:             opts.XDSSAN,
			GrpcOpts:           grpcOpts,
		},
	}, nil)
	if err != nil {
		return nil, fmt.Errorf("could not dial: %w", err)
	}
	err = adscConn.Run()
	if err != nil {
		return nil, fmt.Errorf("ADSC: failed running %v", err)
	}

	err = adscConn.Send(dr)
	if err != nil {
		return nil, err
	}

	w := new(tabwriter.Writer).Init(s.Writer, 0, 8, 5, ' ', 0)
	_, _ = fmt.Fprintln(w, "NAME\tCLUSTER\tCDS\tLDS\tEDS\tRDS\tECDS\tISTIOD\tVERSION")
	for _, dr := range drs {
		for _, resource := range dr.Resources {
			clientConfig := xdsstatus.ClientConfig{}
			err := resource.UnmarshalTo(&clientConfig)
			if err != nil {
				return nil, nil, fmt.Errorf("could not unmarshal ClientConfig: %w", err)
			}

func (cfg *IptablesConfigurator) appendInpodRules(hostProbeSNAT *netip.Addr) *builder.IptablesRuleBuilder {
	redirectDNS := cfg.cfg.RedirectDNS

	inpodMark := fmt.Sprintf("0x%x", InpodMark) + "/" + fmt.Sprintf("0x%x", InpodMask)
	inpodTproxyMark := fmt.Sprintf("0x%x", InpodTProxyMark) + "/" + fmt.Sprintf("0x%x", InpodTProxyMask)

	iptablesBuilder := builder.NewIptablesRuleBuilder(ipbuildConfig(cfg.cfg))

	// Insert jumps to our custom chains