}

// Formatting options for Message
var (
	colorPrefixes = map[diag.Level]string{
		diag.Info:    "",           // no special color for info messages
		diag.Warning: "\033[33m",   // yellow
		diag.Error:   "\033[1;31m", // bold red
	}
)

// render turns a Message instance into a string with an option of colored bash output
func render(m diag.Message, colorize bool) string {

// nonstrictResolver is an AnyResolver that ignores unknown proto messages
type nonstrictResolver struct{}

var envoyResolver nonstrictResolver

func (m *nonstrictResolver) Resolve(typeURL string) (legacyproto.Message, error) {
	// See https://github.com/golang/protobuf/issues/747#issuecomment-437463120
	mname := typeURL
	if slash := strings.LastIndex(typeURL, "/"); slash >= 0 {
		mname = mname[slash+1:]
	}

				shorthand := "   "
				if flag.Shorthand != "" {
					shorthand = "-" + flag.Shorthand + ","
				}
				c.Printf("  %s --%s: %s\n", shorthand, flag.Name, flag.Usage)
			}
		})
	})

	return retval

	return s.ztunnelServer.PodAdded(ctx, pod, netns)
}

// ConstructInitialSnapshot takes a "snapshot" of current ambient pods and
//
// 1. Constructs a ztunnel state message to initialize ztunnel
// 2. Syncs the host ipset
func (s *NetServer) ConstructInitialSnapshot(ambientPods []*corev1.Pod) error {
	var consErr []error

	if err := s.syncHostIPSets(ambientPods); err != nil {

				log.Errorf("failed to handle conn: %v", err)
			}
		}()
	}
}

// ZDS protocol is very simple, for every message sent, and ack is sent.
// the ack only has temporal correlation (i.e. it is the first and only ack msg after the message was sent)
// All this to say, that we want to make sure that message to ztunnel are sent from a single goroutine
// so we don't mix messages and acks.
// nolint: unparam

type CommandParseError struct {
	Err error
}

func (c CommandParseError) Error() string {
	return c.Err.Error()
}

// Confirm waits for a user to confirm with the supplied message.
func Confirm(msg string, writer io.Writer) bool {
	for {
		_, _ = fmt.Fprintf(writer, "%s ", msg)
		var response string
		_, err := fmt.Scanln(&response)
		if err != nil {
			return false
		}

			log.Debugf("Failed to unmarshal CNI plugin log entry: %v", err)
			continue
		}
		msg.Msg = strings.TrimSpace(msg.Msg)
		messages = append(messages, msg)
	}
	// Lock log message printing to prevent log messages from different CNI
	// processes interleave.
	l.mu.Lock()
	defer l.mu.Unlock()
	for _, m := range messages {
		// There is no fatal log from CNI plugin
		switch m.Level {

	assert.Equal(t, m.Payload.(*zdsapi.WorkloadRequest_Add).Add.Uid, uid)
	// send ack so the server doesn't wait for us.
	sendAck(ztunClient)

	// second message should be the snap sent message
	m, fds = readRequest(t, ztunClient)
	assert.Equal(t, len(fds), 0)

	sent := m.Payload.(*zdsapi.WorkloadRequest_SnapshotSent).SnapshotSent
	if sent == nil {
		panic("expected snapshot sent")
	}

			Waiting: &corev1.ContainerStateWaiting{
				Reason:  "CrashLoopBackOff",
				Message: "Back-off 5m0s restarting failed blah blah blah",
			},
		},
		LastTerminationState: corev1.ContainerState{
			Terminated: &corev1.ContainerStateTerminated{
				ExitCode: constants.ValidationErrorCode,
				Reason:   "Error",
				Message:  "Died for some reason",
			},
		},
	}

		}
	}

	var message string
	message = "All revisions of Istio operator will be removed from cluster, Proceed? (y/N)"
	if orArgs.revision != "" {
		message = "Istio operator revision " + orArgs.revision + " will be removed from cluster, Proceed? (y/N)"
	}
	if !orArgs.skipConfirmation && !args.DryRun && !Confirm(message, cmd.OutOrStdout()) {
		cmd.Print("Cancelled.\n")
		os.Exit(1)
	}