Yandex DDNS

import requests
import urllib2
import time
import threading
import ConfigParser

from BeautifulSoup import BeautifulStoneSoup

def _(a, c = "MAIN"): print("[%s %s] %s"%(time.strftime("%H:%M:%S", time.localtime()), c.upper(), a))

def load_config():
    config = ConfigParser.RawConfigParser()
    config.read('conf.ini')

    out = []

    for section in config.sections():
        timeout = config.getint(section, 'timeout')
        token = config.get(section, 'token')
        domain = [config.get(section, 'subdomain'), config.get(section, 'domain')]
        out.append([timeout, token, domain])
    return out

current = threading.local()

_('running')
def request(method, data):
    data['token'] = current.token
    r = requests.get('https://pddimp.yandex.ru/nsapi/%s.xml'%method, params=data)
    return [r.url, r.text]

def get_host_info(host):
    soup = BeautifulStoneSoup(request('get_domain_records', {'domain':'nanomice.su'})[1])
    if soup.contents[2].domains.error.contents[0] == 'ok':
        for record in soup.contents[2].domains.response:
            if record['domain'] == host:
                return [int(record['id']), record.contents[0]]
    return False

def my_ip():
    ret = urllib2.urlopen('https://enabledns.com/ip')
    return ret.read()

def main():
    conf = load_config()
    for host in conf:
        current.timeout, current.token, current.domain = host
        host_info = get_host_info('.'.join(current.domain))
        if host_info:
            host_id, host_ip = host_info
            current_ip = my_ip()
            if host_ip != current_ip:
                _('ip changed (%s)'%' -> '.join([host_ip, current_ip]))
                soup = BeautifulStoneSoup(request('edit_a_record', {'domain':current.domain[1], 'subdomain':current.domain[0], 'record_id':host_id, 'content':current_ip})[1])
                status = soup.contents[2].domains.error.contents[0]
                if status == 'ok':
                    _('successful changed ip')
                else:
                    _('error : %s'%status)
            else:
                _('ip not changed')
if __name__ == "__main__":
    while True:
        main()
        time.sleep(current.timeout)