commands.py 文件源码

def build(name, ask=True, **kwargs):
    """
    Build the malicious mote to its target hardware.

    :param name: experiment name (or absolute path to experiment)
    :param ask: ask confirmation
    :param path: expanded path of the experiment (dynamically filled in through 'command' decorator with 'expand')
    :param kwargs: simulation keyword arguments (see the documentation for more information)
    """
    def is_device_present():
        with settings(hide(*HIDDEN_ALL), warn_only=True):
            return local("if [ -c /dev/ttyUSB0 ]; then echo 'ok'; else echo 'nok'; fi", capture=True) == 'ok'

    console = kwargs.get('console')
    counter, interval = 0.0, 0.5
    while not is_device_present():
        sleep(interval)
        counter += interval
        if counter % 5 == 0:
            logger.warning("Waiting for mote to be detected...")
        elif counter >= 120:
            logger.error("Something failed with the mote ; check that it mounts to /dev/ttyUSB0")
            return
    remake(name, build=True, **kwargs) if console is None else console.do_remake(name, build=True, **kwargs)
    return "Mote built on /dev/ttyUSB0"