原文引用：http://bbs.atoo.top:8081/viewtopic.php?f=1&t=4
花9元钱在阿里云上云注册一个“atoo.top”的顶级域名，再利用下面的代码定时更新你家路由器的动态IP，不管宽带IP怎么变，都可以正确访问了，这样就实现了DDNS的效果了。
下面Python代码中的AcsClient（）这个函数的参数请在https://help.aliyun.com/document_detail/53090.html 上查看。
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# 阿里支DNS自动更新IP地址程序（Python） # 文件名 ： aliyundns.py # 调用方法： python aliyundns.py www.atoo.top #!/usr/bin/env python #coding=utf-8 import sys import json import urllib import datetime from aliyunsdkcore.client import AcsClient from aliyunsdkcore.acs_exception.exceptions import ClientException from aliyunsdkcore.acs_exception.exceptions import ServerException from aliyunsdkalidns.request.v20150109.UpdateDomainRecordRequest import UpdateDomainRecordRequest from aliyunsdkalidns.request.v20150109.DescribeSubDomainRecordsRequest import DescribeSubDomainRecordsRequest if len(sys.argv)<=1: print 'Usage: python aliyundna.py www.atoo.top' sys.exit(0) accessKeyId = 'LTAIjO*****BfI' accessSecret = 'JlvkmaCPek3SqqYaF*******8Zp' DomainName = sys.argv[1] # print sys.argv[0], sys.argv[1], sys.argv[2] client = AcsClient(accessKeyId, accessSecret, 'cn-hangzhou') request = DescribeSubDomainRecordsRequest() request.set_accept_format('json') request.set_SubDomain(DomainName) response = client.do_action_with_exception(request) # print response response = json.loads(response.decode()) RecordId = response['DomainRecords']['Record'][0]['RecordId'] RR = response['DomainRecords']['Record'][0]['RR'] old_ip = response['DomainRecords']['Record'][0]['Value'] new_ip = urllib.urlopen("http://ip.42.pl/raw").read() if old_ip != new_ip: request = UpdateDomainRecordRequest() request.set_accept_format('json') request.set_Value(new_ip) request.set_Type("A") request.set_RR(RR) request.set_RecordId(RecordId) response = client.do_action_with_exception(request) print datetime.datetime.now(), ' ', DomainName,': ', old_ip, ' => ', new_ip else : print datetime.datetime.now(), ' ', DomainName, ': IP has not changed.', new_ip |
调用方法： python? aliyundns.py? www.atoo.top
