} } }

    Python 路由器IP变革邮件通知

    添加时间:2013-6-1 点击量:

    比来碰到一个题目:实验室内部的收集是经由过程路由器分派IP的,然则经常又须要经由过程校园网长途实验室内部的电脑,而路由器的外网IP是由DHCP办事器动态分派的,IP地址无法绑定成静态的。RadminViewer长途的速度斗劲快,然则没办法穿墙,必须知道直连的IP地址,经由过程在实验室的路由器上设置转发端口,就可以实实际验室内部多台电脑同时长途。然则因为路由器上IP会变,天然想到在办事器上运行一个法度,每隔一段时候监测下路由器的IP,若是变更,就发送邮件通知。


    应用Python编写,因为是一个后台的法度,天然想到要做出办事,就不会有窗口一向显示。将Python法度以Windows 办事体式格式启动,须要用到pywin32。


    底本想实现可以获取每一层的IP,因为收集可能经过了多层的IP地址转换。但还不知道怎么做,最后参考了这里的办法后,今朝是只能针对TP-Link的路由器获取外网IP,其他路由器没测试过。


    后面还可以进一步扩大,实现很多功能,然后可以发邮件通知。应用的时辰,须要先安装办事,然后再启动。办事安装后,默认是手动启动,若是须要设置为主动启动,还须要到Windows经管对象,办事设置中,将该办事设置为主动启动。




      1 -- encoding: utf-8 --
    
    2
    3 Service install 安装
    4 Service start 启动
    5 Service stop 停止
    6 Service debug 调试
    7 Service remove 删除
    8
    9 import win32serviceutil
    10 import win32service
    11 import win32event
    12 import smtplib
    13 import time, traceback
    14 import threading
    15 import logging
    16 import win32evtlogutil
    17
    18 class Service(win32serviceutil.ServiceFramework):
    19 _svc_name_ = IPDetector
    20 _svc_display_name_ = IPDetector
    21 _svc_description_ = Detect the change status of router IP, and send mail to notify user.
    22 _svc_deps_ = [EventLog]
    23 _sleep_time_ = 20 60 时候以秒为单位
    24 _username_ = admin路由器用户名
    25 _password_ = admin路由器暗码
    26 _routerIP_ = 192.168.1.1路由器内部IP
    27 _mail_list_ = [
    28 mail1@qq.com
    29 mail2@qq.com
    30 ]
    31 _currentIP_ =
    32
    33 def __init__(self, args):
    34 win32serviceutil.ServiceFramework.__init__(self, args)
    35 self.hWaitStop = win32event.CreateEvent(None, 0, 0, None)
    36 print uService is running...
    37
    38 def SvcDoRun(self):
    39 import servicemanager
    40 timer = threading.Timer(self._sleep_time_, self.process())
    41 timer.start()
    42 Write a started event to the event log...
    43 win32evtlogutil.ReportEvent(self._svc_name_,
    44 servicemanager.PYS_SERVICE_STARTED,
    45 0, category
    46 servicemanager.EVENTLOG_INFORMATION_TYPE,
    47 (self._svc_name_, ))
    48 wait for beeing stopped...
    49 win32event.WaitForSingleObject(self.hWaitStop, win32event.INFINITE)
    50
    51 and write a stopped event to the event log.
    52 win32evtlogutil.ReportEvent(self._svc_name_,
    53 servicemanager.PYS_SERVICE_STOPPED,
    54 0, category
    55 servicemanager.EVENTLOG_INFORMATION_TYPE,
    56 (self._svc_name_, ))
    57 return
    58
    59 def SvcStop(self):
    60    Before we do anything, tell SCM we are starting the stop process.
    61 self.ReportServiceStatus(win32service.SERVICE_STOP_PENDING)
    62 And set my event
    63 win32event.SetEvent(self.hWaitStop)
    64 return
    65
    66 def send_mail(self, mail_list, msg):
    67 try:
    68 handle = smtplib.SMTP(smtp.163.com, 25
    69 handle.login(mail@163.compassword
    70 for mail in mail_list:
    71 send_msg = To: + mail + \r\nFrom:mail@163.com\r\nSubject: The latest router IP \r\n\r\n 72 + msg +\r\n
    73 handle.sendmail(mail@163.com, mail, send_msg)
    74 handle.close()
    75 return True
    76 except:
    77 print traceback.format_exc()
    78 return False
    79
    80 def getRouterPublicIP(self, username, password, routerIP):
    81 this provide a way to get public ip address tp-link
    82 import httplib, re, base64
    83 showErrorMessage = 0
    84
    85 192.168.1.1
    86 conn = httplib.HTTPConnection(routerIP)
    87 set request headers
    88 headers = {User-Agent: python host
    89 Content-type: application/x-www-form-urlencoded
    90 Authorization: Basic %s % base64.encodestring(%s:%s % (username, password))[:-1],
    91 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,/;q=0.8
    92 Accept-Language: zh-cn,zh;q=0.5
    93 Accept-Encoding: gzip, deflate
    94 Accept-Charset: GB2312,utf-8;q=0.7,;q=0.7
    95 Connection: keep-alive}
    96
    97 get status page
    98 conn.request(GET/userRpm/StatusRpm.htm, headers)
    99 response = conn.getresponse()
    100 keyword = re.search( wanPara [^\)]?\), response.read())
    101 response.close()
    102 conn.close()
    103
    104 search the public ip address
    105 found = 0
    106 publicIP =
    107 if keyword:
    108 arr = re.findall(([\d]?,)|(\[^\]?\,), keyword.group(0))
    109 if arr:
    110 if len(arr) > 3:
    111 publicIP = re.search((?<=\)[^\]?(?=\), arr[2][1])
    112 if publicIP:
    113 publicIP = publicIP.group(0)
    114 found = 1
    115
    116 if found == 1:
    117 return publicIP
    118 else:
    119 if showErrorMessage == 1:
    120 logging.info(router public ip address not found.
    121 print router public ip address not found.
    122
    123 def process(self):
    124 latestIP = self.getRouterPublicIP(self._username_, self._password_, self._routerIP_)
    125 logging.info(the latest router ip is: + latestIP)
    126 print the latest router ip is: + latestIP
    127 if self._currentIP_ != latestIP:
    128 _currentIP_ = latestIP
    129 msg = uThe latest router IP is: + str(_currentIP_)
    130 print time.strftime(%Y-%m-%d %X,time.localtime(time.time()))
    131 if self.send_mail(self._mail_list_, msg):
    132 logging.info(send mail success
    133 print send mail success
    134 else:
    135 print send mail failed
    136 logging.info(send mail failed
    137
    138 if __name__ == __main__:
    139 win32serviceutil.HandleCommandLine(Service)



    参考材料


    http://www.cnblogs.com/talywy/archive/2013/03/07/SynctimeTool.html


    http://www.oschina.net/code/snippet_244244_9744


    http://blog.csdn.net/verysmall/article/details/7161256


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