func printYAML(ms diag.Messages) (string, error) {
	yamlOutput, err := yaml.Marshal(ms)
	return string(yamlOutput), err
}

// 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
	}
)

		return
	}
	messages := make([]cniLog, 0, len(cniLogs))
	for _, l := range cniLogs {
		var msg cniLog
		if err := json.Unmarshal([]byte(l), &msg); err != nil {
			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

		return err
	}
	return c.RouteDiff()
}

// 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

	)

	msgs := diag.Messages{firstMsg, secondMsg}
	output, _ := Print(msgs, YAMLFormat, false)

	expectedOutput := `- code: B1
  documentationUrl: ` + url.ConfigAnalysis + `/b1/
  level: Error
  message: 'Explosion accident: the bubble is too big'
  origin: SoapBubble
- code: C1
  documentationUrl: ` + url.ConfigAnalysis + `/c1/
  level: Warning
  message: 'Collapse danger: the castle is too old'

	"google.golang.org/protobuf/proto"

	"istio.io/istio/pkg/util/protomarshal"
)

// MessageSlice allows us to marshal slices of protobuf messages like clusters/listeners/routes/endpoints correctly
type MessageSlice []proto.Message

// MarshalJSON handles marshaling of slices of proto messages
func (pSlice MessageSlice) MarshalJSON() ([]byte, error) {
	buffer := bytes.NewBufferString("[")
	sliceLength := len(pSlice)

	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")
	}

      --log_caller: Comma-separated list of scopes for which to include caller information, scopes can be any of \[.*\]
      --log_output_level: Comma-separated minimum per-scope logging level of messages to output, in the form of <scope>:<level>,<scope>:<level>,... where scope can be one of \[.*\] and level can be one of \[.*\]

	"istio.io/istio/cni/pkg/nodeagent"
)

// newCNIClient is a unit test override variable for mocking.
var newCNIClient = buildClient

// An udsCore write entries to an UDS server with HTTP Post. Log messages will be encoded into a JSON array.
type CNIEventClient struct {
	client *http.Client
	url    string
}

func buildClient(address, path string) CNIEventClient {
	c := &http.Client{
		Transport: &http.Transport{

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
		}

			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",
			},
		},
	}