python 阿里云DNS解析作为DDNS使用

# -*- coding: UTF-8 -*-import jsonimport osimport reimport sysfrom datetime import datetimefrom aliyunsdkalidns.request.v20150109 import UpdateDomainRecordRequest, DescribeDomainRecordsRequest, \    DescribeDomainRecordInfoRequest, AddDomainRecordRequestfrom aliyunsdkcore import client'''下载https://develop.aliyun.com/sdk/java?spm=5176.doc29772.416540.246.rjauTQ解压安装sudo python setup.py install#安装alidns python DSKpip install aliyun-python-sdk-alidnshttps://help.aliyun.com/document_detail/29772.html?spm=5176.doc29774.6.612.oNWaU3crontab -e定时10分钟执行*/10 * * * * /usr/bin/python2 /home/t7.pycrontab -l先创建记下record id'''# 请填写你的Access Key IDaccess_key_id = "yourid"# 请填写你的Access Key Secretaccess_Key_secret = "your"# 请填写你的账号IDaccount_id = "0000"# 如果选择yes，则运行程序后仅现实域名信息，并不会更新记录，用于获取解析记录ID。# 如果选择NO，则运行程序后不显示域名信息，仅更新记录i_dont_know_record_id = 'no'# 请填写你的一级域名rc_domain = 'xxx.xxx'# 请填写你的解析记录rc_rr = 'www'# 请填写你的记录类型，DDNS请填写A，表示A记录rc_type = 'A'# 请填写解析记录IDrc_record_id = 'yourid 'rc_record_RequestId = 'D4'# 请填写解析有效生存时间TTL，单位：秒rc_ttl = '600'# 请填写返还内容格式，json，xmlrc_format = 'json'def my_ip():    get_ip_method = os.popen('curl -s ip.cn')    get_ip_responses = get_ip_method.readlines()[0]    get_ip_pattern = re.compile(r'\d+\.\d+\.\d+\.\d+')    get_ip_value = get_ip_pattern.findall(get_ip_responses)[0]    return get_ip_valuedef check_records(dns_domain):    clt = client.AcsClient(access_key_id, access_Key_secret, 'cn-hangzhou')    request = DescribeDomainRecordsRequest.DescribeDomainRecordsRequest()    request.set_DomainName(dns_domain)    request.set_accept_format(rc_format)    result = clt.do_action(request)    print result    return resultdef old_ip():    clt = client.AcsClient(access_key_id, access_Key_secret, 'cn-hangzhou')    request = DescribeDomainRecordInfoRequest.DescribeDomainRecordInfoRequest()    #print result, "-------"    request.set_RecordId(rc_record_id)    request.set_accept_format(rc_format)    #print result, "-------"    result = clt.do_action(request)    #print result, "-------"    result = json.JSONDecoder().decode(result)    print result    result = result['Value']    return resultdef update_dns(dns_rr, dns_type, dns_value, dns_record_id, dns_ttl, dns_format):    print dns_rr, dns_type, dns_value, dns_record_id, dns_ttl, dns_format    clt = client.AcsClient(access_key_id, access_Key_secret, 'cn-hangzhou')    request = UpdateDomainRecordRequest.UpdateDomainRecordRequest()    request.set_RR(dns_rr)    request.set_Type(dns_type)    request.set_Value(dns_value)    request.set_RecordId(dns_record_id)    request.set_TTL(dns_ttl)    request.set_accept_format(dns_format)    print request,"---"    result = clt.do_action(request)    print result    return resultdef create_dns(rc_domain, dns_rr, dns_type, dns_value, dns_record_id, dns_ttl, dns_format):    clt = client.AcsClient(access_key_id, access_Key_secret, 'cn-hangzhou')    request = AddDomainRecordRequest.AddDomainRecordRequest()    request.set_DomainName(rc_domain)    request.set_RR(dns_rr)    request.set_Type(dns_type)    request.set_Value(dns_value)    #request.set_RecordId(dns_record_id)    #request.set_TTL(dns_ttl)    #request.set_accept_format(dns_format)    print request    result = clt.do_action(request)    print result    result = json.JSONDecoder().decode(result)    print result    print result['RequestId'], result['RecordId']    return resultdef write_to_file():    time_now = datetime.now().strftime('%Y-%m-%d %H:%M:%S')    #current_script_path = sys.argv[0]    #print current_script_path    # 绝对路径获取    current_script_path = os.path.abspath(sys.argv[0])    current_script_path = os.path.dirname(current_script_path)    log_file = current_script_path + '/' + 'aliyun_ddns_log.txt'    #print log_file    write = open(log_file, 'a')    write.write(time_now + ' ' + str(rc_value)  + ' ' + str(rc_record_id)+ '\n')    write.close()    returnif __name__ == '__main__':    current_script_path = sys.argv[0]    print current_script_path,"---"    rc_value = my_ip()    print rc_value    #create_dns(rc_domain, rc_rr, rc_type, rc_value, rc_record_id, rc_ttl, rc_format)    rc_value_old = old_ip()    print rc_value, rc_value_old    if i_dont_know_record_id == 'yes':        check_records(rc_domain)    elif i_dont_know_record_id == 'no':        #rc_value ='58.100.92.135'        if rc_value_old == rc_value:            print 'The specified value of parameter Value is the same as old'        else:            update_dns(rc_rr, rc_type, rc_value, rc_record_id, rc_ttl, rc_format)            write_to_file()