networkMngr.py 文件源码

def sendWoL(mac, broadcast=findBroadcast()):
    """Given string mac and broadcast: Turn on computer using WoL
    This was taken from http://code.activestate.com/recipes/358449-wake-on-lan/. Thanks, Fadly!
    """
    # Cleans and removes delimiters from MAC
    try:
        mac = format_mac(EUI(mac), mac_bare)
    except AddrFormatError:
        raise ValueError('Incorrect MAC address format')

    # Pad the synchronization stream.
    data = ''.join(['FFFFFFFFFFFF', mac * 20])
    send_data = b''

    # Split up the hex values and pack.
    for i in range(0, len(data), 2):
        send_data = b''.join([send_data, pack('B', int(data[i: i + 2], 16))])

    # Broadcast it to the LAN.
    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
    sock.sendto(send_data, (broadcast, 7))