func echoCtrl(runner *protocol.CmdRunner, echoOn string) error {
echoCtrl, err := protocol.NewEcho()
if err != nil {
return err
}
echoCtrl.Message = echoOn
nmr, err := echoCtrl.EncodeEchoCtrl()
if err != nil {
return err
}
if err := runner.WriteReq(nmr); err != nil {
return err
}
_, err = runner.ReadResp()
if err != nil {
return err
}
return nil
}
func echoRunCmd(cmd *cobra.Command, args []string) {
runner, err := getTargetCmdRunner()
if err != nil {
nmUsage(cmd, err)
}
defer runner.Conn.Close()
echo, err := protocol.NewEcho()
if err != nil {
nmUsage(cmd, err)
}
if len(args) != 1 {
nmUsage(cmd, nil)
}
echo.Message = args[0]
nmr, err := echo.EncodeWriteRequest()
if err != nil {
nmUsage(cmd, err)
}
if err := runner.WriteReq(nmr); err != nil {
nmUsage(cmd, err)
}
rsp, err := runner.ReadResp()
if err != nil {
nmUsage(cmd, err)
}
ersp, err := protocol.DecodeEchoResponse(rsp.Data)
if err != nil {
nmUsage(cmd, err)
}
fmt.Println(ersp.Response)
}