#/usr/bin/env/python#coding=utf-8import sys,re,time,osmaxdata = 50000 #单位KBmemfilename = '/tmp/newnetcardtransdata.txt'netcard = '/proc/net/dev'def checkfile(filename): if os.path.isfile(filename): pass else: f = open(filename, 'w') f.write('0') <div style="color:transparent">本文来源gaodai^.ma#com搞#代!码网</div> f.close()def get_net_data(): nc = netcard or '/proc/net/dev' fd = open(nc, "r") netcardstatus = False for line in fd.readlines(): if line.find("eth0") > 0: netcardstatus = True field = line.split() recv = field[0].split(":")[1] recv = recv or field[1] send = field[8] if not netcardstatus: fd.close() print 'Please setup your netcard' sys.exit() fd.close() return (float(recv), float(send))def monfirst(filename): nowtime = time.strftime('%m-%d %H:%M',time.localtime(time.time())) sec = time.localtime().tm_sec if nowtime == '01-01 00:00': if sec = maxdata: os.system('init 0')if __name__ == "__main__": net_loop()
用ROOT权限运行,maxdata为最大流量限制 超过这个限制,系统自动关机 当然,你可以改os.system(‘init 0’)为你想要的命令 主要是现在VPS都限制流量,才搞了这个小脚本