``` __author__ = 'CQC' #-*- coding:utf-8 -*- import urllib import urllib2 import socket import types import time import re import os import subprocess class Login: #初始化 def __init__(self): #学号密码 self.username = '201200131012' self.password = 'XXXXXX' #山大无线STU的IP网段 self.ip_pre = '211.87' #登录时长 self.overtime = 720 #检测间隔时间，单位为秒 self.every = 10 #模拟登录 def login(self): print self.getCurrentTime(), u"正在尝试认证QLSC_STU无线网络" ip = self.getIP() data = { "username": self.username, "password": self.password, "serverType": "", "isSavePass": "on", "Submit1": "", "Language": "Chinese", "ClientIP": self.getIP(), "timeoutvalue": 45, "heartbeat": 240, "fastwebornot": False, "StartTime": self.getNowTime(), #持续时间，超过这个时间自动掉线，可进行设置 "shkOvertime": self.overtime, "strOSName": "", "iAdptIndex": "", "strAdptName": "", "strAdptStdName": "", "strFileEncoding": "", "PhysAddr": "", "bDHCPEnabled": "", "strIPAddrArray": "", "strMaskArray": "", "strMask": "", "iDHCPDelayTime": "", "iDHCPTryTimes": "", "strOldPrivateIP": self.getIP(), "strOldPublicIP": self.getIP(), "strPrivateIP": self.getIP(), "PublicIP": self.getIP(), "iIPCONFIG":0, "sHttpPrefix": "http://192.168.8.10", "title": "CAMS Portal" } #消息头 headers = { 'User-Agent' : 'Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.111 Safari/537.36', 'Host': '192.168.8.10', 'Origin': 'http://192.168.8.10', 'Referer': 'http://192.168.8.10/portal/index_default.jsp?Language=Chinese' } post_data = urllib.urlencode(data) login_url = "http://192.168.8.10/portal/login.jsp?Flag=0" request = urllib2.Request(login_url, post_data, headers) response = urllib2.urlopen(request) result = response.read().decode('gbk') self.getLoginResult(result) #打印登录结果 def getLoginResult(self, result): if u"用户上线成功" in result: print self.getCurrentTime(),u"用户上线成功,在线时长为",self.overtime/60,"分钟" elif u"您已经建立了连接" in result: print self.getCurrentTime(),u"您已经建立了连接,无需重复登陆" elif u"用户不存在" in result: print self.getCurrentTime(),u"用户不存在，请检查学号是否正确" elif u"用户密码错误" in result: pattern = re.compile('<td class="tWhite">.*?2553:(.*?)</b>.*?</td>', re.S) res = re.search(pattern, result) if res: print self.getCurrentTime(),res.group(1),u"请重新修改密码" else: print self.getCurrentTime(),u"未知错误，请检查学号密码是否正确" #获取当前时间戳，13位 def getNowTime(self): return str(int(time.time()))+"000" #获取本机无线IP def getIP(self): local_iP = socket.gethostbyname(socket.gethostname()) if self.ip_pre in str(local_iP): return str(local_iP) ip_lists = socket.gethostbyname_ex(socket.gethostname()) for ip_list in ip_lists: if isinstance(ip_list, list): for i in ip_list: if self.ip_pre in str(i): return str(i) elif type(ip_list) is types.StringType: if self.ip_pre in ip_list: return ip_list #判断当前是否可以联网 def canConnect(self): fnull = open(os.devnull, 'w') result = subprocess.call('ping www.baidu.com', shell = True, stdout = fnull, stderr = fnull) fnull.close() if result: return False else: return True #获取当前时间 def getCurrentTime(self): return time.strftime('[%Y-%m-%d %H:%M:%S]',time.localtime(time.time())) #主函数 def main(self): print self.getCurrentTime(), u"您好，欢迎使用模拟登陆系统" while True: nowIP = self.getIP() if not nowIP: print self.getCurrentTime(), u"请检查是否正常连接QLSC_STU无线网络" else: print self.getCurrentTime(),u"成功连接了QLSC_STU网络,本机IP为",nowIP self.login() while True: can_connect = self.canConnect() if not can_connect: nowIP = self.getIP() if not nowIP: print self.getCurrentTime(), u"当前已经掉线，请确保连接上了QLSC_STU网络" else: print self.getCurrentTime(), u"当前已经掉线，正在尝试重新连接" self.login() else: print self.getCurrentTime(), u"当前网络连接正常" time.sleep(self.every) time.sleep(self.every) login = Login() login.main() ```