// unknown flags should be a command parse
	rootCmd := GetRootCmd([]string{"--unknown-flag"})
	fErr := rootCmd.Execute()

	switch fErr.(type) {
	case istioctlutil.CommandParseError:
		// do nothing
	default:
		t.Errorf("Expected a CommandParseError, but got %q.", fErr)
	}

	// we should propagate to subcommands
	rootCmd = GetRootCmd([]string{"analyze", "--unknown-flag"})
	fErr = rootCmd.Execute()

// limitations under the License.

package main

import (
	"flag"

	"github.com/spf13/cobra"

	"istio.io/istio/pkg/collateral"
	"istio.io/istio/pkg/version"
)

// getRootCmd returns the root of the cobra command-tree.
func getRootCmd(args []string) *cobra.Command {
	rootCmd := &cobra.Command{
		Use:   "operator",
		Short: "The Istio operator.",
		Args:  cobra.ExactArgs(0),

)

func main() {
	if err := cmd.ConfigAndEnvProcessing(); err != nil {
		fmt.Fprintf(os.Stderr, "Could not initialize: %v\n", err)
		exitCode := cmd.GetExitCode(err)
		os.Exit(exitCode)
	}

	rootCmd := cmd.GetRootCmd(os.Args[1:])

	log.EnableKlogWithCobra()

	if err := rootCmd.Execute(); err != nil {
		exitCode := cmd.GetExitCode(err)
		os.Exit(exitCode)
	}

// limitations under the License.

package main

import (
	"os"

	"istio.io/istio/pkg/log"
)

func main() {
	log.EnableKlogWithCobra()
	rootCmd := getRootCmd(os.Args[1:])

	if err := rootCmd.Execute(); err != nil {
		os.Exit(-1)
	}

}

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

// GetRootCmd returns the root of the cobra command-tree.
func GetRootCmd(ctx cli.Context, args []string) *cobra.Command {
	rootCmd := &cobra.Command{
		Use:          "mesh",
		Short:        "Command line Istio install utility.",
		SilenceUsage: true,

	g := NewWithT(t)
	args := []string{"profile", "list", "--dry-run", "--manifests", filepath.Join(env.IstioSrc, "manifests")}

	kubeClientFunc = func() (kube.CLIClient, error) {
		return nil, nil
	}
	rootCmd := GetRootCmd(cli.NewFakeContext(&cli.NewFakeContextOption{
		Version: "25",
	}), args)
	var out bytes.Buffer
	rootCmd.SetOut(&out)
	rootCmd.SetErr(&out)

	err := rootCmd.Execute()
	if err != nil {

	"istio.io/istio/operator/cmd/mesh"
	binversion "istio.io/istio/operator/version"
	"istio.io/istio/pkg/version"
)

func main() {
	version.Info.Version = binversion.OperatorVersionString
	rootCmd := mesh.GetRootCmd(cli.NewCLIContext(nil), os.Args[1:])
	if err := rootCmd.Execute(); err != nil {
		os.Exit(1)
	}

      --log_target: The set of paths where to output the log. This can be any path as well as the special values stdout and stderr
`

func TestLogHelp(t *testing.T) {
	var out bytes.Buffer
	rootCmd := GetRootCmd([]string{"options"})
	rootCmd.SetOut(&out)
	rootCmd.SetErr(&out)

	fErr := rootCmd.Execute()
	if fErr != nil {
		t.Fatalf("options failed with %v and %q\n", fErr, out.String())
	}

		return err
	}

	return nil
}

func init() {
	viper.SetDefault("istioNamespace", constants.IstioSystemNamespace)
	viper.SetDefault("xds-port", 15012)
}

// GetRootCmd returns the root of the cobra command-tree.
func GetRootCmd(args []string) *cobra.Command {
	rootCmd := &cobra.Command{
		Use:               "istioctl",
		Short:             "Istio control interface.",
		SilenceUsage:      true,

	cmdArgs := append([]string{
		"--kubeconfig",
		c.kubeconfig,
	}, args...)

	var out bytes.Buffer
	var err bytes.Buffer

	start := time.Now()

	invokeMutex.Lock()
	rootCmd := cmd.GetRootCmd(cmdArgs)
	rootCmd.SetOut(&out)
	rootCmd.SetErr(&err)
	// istioctl will overwrite logs which we don't want.
	// It happens to do this via PersistentPreRunE, which we can disable.