IstioConfig = env.Register("ISTIOCONFIG", defaultIstioctlConfig,
		"Default values for istioctl flags").Get()

	LoggingOptions = defaultLogOptions()

	// scope is for dev logging.  Warning: log levels are not set by --log_output_level until command is Run().
	Scope = log.RegisterScope("cli", "istioctl")
)

func defaultLogOptions() *log.Options {
	o := log.DefaultOptions()

	externalCommand.Stdout = stdout
	externalCommand.Stderr = stderr

	err := externalCommand.Run()

	if len(stdout.String()) != 0 {
		log.Debugf("Command output: \n%v", stdout.String())
	}

	if err != nil || len(stderr.Bytes()) != 0 {
		log.Debugf("Command error output: \n%v", stderr.String())
		return errors.New(stderr.String())
	}

	return nil

)

// YAMLSuffix is the suffix of a YAML file.
const YAMLSuffix = ".yaml"

type manifestDiffArgs struct {
	// compareDir indicates comparison between directory.
	compareDir bool
	// verbose generates verbose output.
	verbose bool
	// selectResources constrains the list of resources to compare to only the ones in this list, ignoring all others.

				t.Errorf("failed to parse config dump: %s", err)
			}
			err := cw.PrintRouteSummary(RouteFilter{Verbose: true})
			assert.NoError(t, err)

			wantOutputFile := path.Join("testdata/routes", tt.name, "output.txt")
			util.CompareContent(t, gotOut.Bytes(), wantOutputFile)
		})
	}

	switch request.Method {
	case http.MethodGet:
		_, _ = writer.Write([]byte(getResponse))
	}
}

func adsHandler(writer http.ResponseWriter, request *http.Request) {
	const getResponse = `{"name":"ads","description":"ads debugging","output_level":"info","stack_trace_level":"none","log_callers":false}`

			}
		}
	}

	w := new(tabwriter.Writer).Init(writer, 0, 8, 3, ' ', 0)
	if _, err := fmt.Fprint(w, buf.String()); err != nil {
		log.Errorf("failed to print output: %s", err)
	}
	_ = w.Flush()

type ConfigWriter struct {
	Stdout     io.Writer
	configDump *configdump.Wrapper
}

// includeConfigType is a flag to indicate whether to include the config type in the output
var includeConfigType bool

func SetPrintConfigTypeInSummary(p bool) {
	includeConfigType = p
}

// Prime loads the config dump into the writer ready for printing
func (c *ConfigWriter) Prime(b []byte) error {

	"github.com/spf13/pflag"
)

var helpFlags = map[string]bool{
	"log_as_json":          true,
	"log_stacktrace_level": true,
	"log_target":           true,
	"log_caller":           true,
	"log_output_level":     true,
	// istioctl also inherits support for log_rotate, log_rotate_max_age, log_rotate_max_backups,
	// log_rotate_max_size, but these are rarely appropriate for a user-facing CLI so we ignore them
}

//
// Instead, we rely directly on the procfs.
// This rules out two possible methods:
// * use crictl to inspect the pod; this returns the bind-mounted network namespace file.
// * /var/lib/cni/results shows the outputs of CNI plugins; this containers the bind-mounted network namespace file.
//
// Instead, we traverse the procfs. Comments on this method are inline.
func getPodNetNs(pod *corev1.Pod) (string, error) {

          address: {{ ((.Values.global.tracer).datadog).address | default "$(HOST_IP):8126" }}
      {{- else if eq .Values.global.proxy.tracer "stackdriver" }}
        stackdriver:
          # enables trace output to stdout.
          debug: {{ (($.Values.global.tracer).stackdriver).debug | default "false" }}
          # The global default max number of attributes per span.