49 lines
2.0 KiB
Python
49 lines
2.0 KiB
Python
import logging
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import os
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import socket
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logger = logging.getLogger()
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##
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import requests
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from pyroute2 import IPRoute
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##
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from . import config
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class TunnelBroker(object):
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url_ip = 'https://ipv4.clientinfo.square-r00t.net/'
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params_ip = {'raw': '1'}
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url_api = 'https://ipv4.tunnelbroker.net/nic/update'
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def __init__(self, conf_xml, tun_id = None, wan_ip = True, update = True, *args, **kwargs):
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self.conf_file = os.path.abspath(os.path.expanduser(conf_xml))
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logger.debug('Using config path: {0}'.format(self.conf_file))
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self._conf = config.Config(self.conf_file)
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if tun_id:
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self.cfg = self._conf.tunnels[int(tun_id)]
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else:
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tun_id = list(self._conf.tunnels.keys())[0]
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self.cfg = self._conf.tunnels[tun_id]
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self.wan = wan_ip
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self.update = update
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self.my_ip = None
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def _get_my_ip(self):
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if self.wan:
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logger.debug('WAN IP tunneling enabled; fetching WAN IP.')
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req = requests.get(self.url_ip, params = self.params_ip)
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if not req.ok:
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logger.error('Could not fetch self IP. Request returned {0}.'.format(req.status_code))
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raise RuntimeError('Could not fetch self IP')
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self.my_ip = config.IP4(req.json()['ip'], 32)
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logger.debug('Set my_ip to {0}.'.format(self.my_ip.str))
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else:
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logger.debug('WAN IP tunneling disabled; fetching LAN IP.')
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ipr = IPRoute()
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_defrt = ipr.get_default_routes(family = socket.AF_INET)
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if len(_defrt) != 1: # This (probably) WILL fail on multipath systems.
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logger.error('Could not determine default route. Does this machine have a single default route?')
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raise RuntimeError('Could not determine default IPv4 route')
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self.my_ip = config.IP4(_defrt[0]['attrs']['RTA_PREFSRC'], 32)
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logger.debug('Set my_ip to {0}.'.format(self.my_ip.str))
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return(None)
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