wake on lan 远程唤醒计算机

wol.py

#!/usr/bin/python
# -*- coding: utf-8 -*-
# wol.py 远程唤醒计算机
#    参见   http://code.activestate.com/recipes/358449-wake-on-lan/
#           https://github.com/bentasker/Wake-On-Lan-Python
# 原作者 Fadly Tabrani, B Tasker，协议 PSF

## 可以改为自己需要远程唤醒的计算机的 MAC 地址
MACADDRESS = '00:13:0d:e4:60:61'

## 这个一般不用修改
BROADCAST = '192.168.1.255'

import socket
import struct
import time
import sys


USAGE = '''Usage:
    wol.py [macaddress] [broadcast]   Wake the remote computer,
                                      we can change the default macaddress in code,
                                      the default broadcast is 192.168.1.255 .
    wol.py -h                         Display this help and exit.
'''

def wake_on_lan(macaddress, broadcast):
    """Switches on remote computers using WOL. """

    # Check macaddress format and try to compensate.
    if len(macaddress) == 12:
        pass
    elif len(macaddress) == 12 + 5:
        sep = macaddress[2]
        macaddress = macaddress.replace(sep, '')
    else:
        raise ValueError('Incorrect MAC address format')

    # Pad the synchronization stream.
    data = ''.join(['FFFFFFFFFFFF', macaddress * 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, struct.pack('B', int(data[i: i + 2], 16))])

    # Broadcast it to the LAN.
    try:
        sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
        sock.sendto(send_data, (broadcast, 7))
        time.sleep(1)
        sock.sendto(send_data, (broadcast, 7))
        time.sleep(1)
        sock.sendto(send_data, (broadcast, 7))
        print("Done")
    except Exception as e:
        print(e)


if __name__ == '__main__':
    if '-h' in sys.argv:
        print(USAGE)
        sys.exit(1)
    macaddress = sys.argv[1] if len(sys.argv) >= 2 else MACADDRESS
    broadcast  = sys.argv[2] if len(sys.argv) >= 3 else BROADCAST
    print('wake_on_lan  %s  %s' % (macaddress, broadcast))
    wake_on_lan(macaddress, broadcast)
    pass