def post_warning(self, name, message):
        """Asynchronously post a user facing warning message about a service.

        Args:
            name (string): The name of the service
            message (string): The user facing warning message that will be stored
                for the service and can be queried later.
        """

        self.post_command(OPERATIONS.CMD_POST_MESSAGE,
                          _create_message(name, states.WARNING_LEVEL, message))
Asynchronously post a user facing warning message about a service.

        Args:
            name (string): The name of the service
            message (string): The user facing warning message that will be stored
                for the service and can be queried later.