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almost done rewrite

This commit is contained in:
brent s. 2020-05-12 04:11:58 -04:00
parent 7170f61160
commit 262a2be385
Signed by: bts
GPG Key ID: 8C004C2F93481F6B
1 changed files with 81 additions and 3 deletions
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84
utils/he_ipv6/tunnelbroker.py
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@ -19,13 +19,15 @@ class TunnelBroker(object):
logger.debug('Using config path: {0}'.format(self.conf_file))
self._conf = config.Config(self.conf_file)
if tun_id:
self.cfg = self._conf.tunnels[int(tun_id)]
self.tun = self._conf.tunnels[int(tun_id)]
else:
tun_id = list(self._conf.tunnels.keys())[0]
self.cfg = self._conf.tunnels[tun_id]
self.tun = self._conf.tunnels[tun_id]
self.iface_name = 'he-{0}'.format(self.tun.id)
self.wan = wan_ip
self.update = update
self.force_update = update
self.my_ip = None
self.iface_idx = None

def _get_my_ip(self):
if self.wan:
@ -44,5 +46,81 @@ class TunnelBroker(object):
logger.error('Could not determine default route. Does this machine have a single default route?')
raise RuntimeError('Could not determine default IPv4 route')
self.my_ip = config.IP4(_defrt[0]['attrs']['RTA_PREFSRC'], 32)
ipr.close()
logger.debug('Set my_ip to {0}.'.format(self.my_ip.str))
return(None)

def start(self):
if self.force_update:
logger.debug('IP update forced; updating.')
self._get_my_ip()
self.update()
ipr = IPRoute()
try:
ipr.link('add',
ifname = self.iface_name,
kind = 'sit',
sit_local = self.my_ip.str,
sit_remote = self.tun.server.str,
sit_ttl = 255)
logger.debug('Added link {0} successfully.'.format(self.iface_name))
except Exception as e:
logger.error('Could not create link for link {0} '
'(maybe it already exists?): {1}'.format(self.iface_name, e))
ipr.close()
raise e
try:
self.iface_idx = ipr.link_lookup(ifname = self.iface_name)[0]
logger.debug('Found link {0} at index {1}.'.format(self.iface_name, self.iface_idx))
except Exception as e:
logger.error('Could not set iface_idx for iface name {0}: {1}'.format(self.iface_name, e))
ipr.close()
raise e
try:
ipr.addr('add',
index = self.iface_idx,
address = self.tun.client.str,
mask = self.tun.client.prefix,
family = socket.AF_INET6)
logger.debug('Added address {0} to link {1} with prefix {2}.'.format(self.tun.client.str,
self.iface_name,
self.tun.client.prefix))
except Exception as e:
logger.error(('Could not add address {0} on link {1}: '
'{2}').format(self.tun.client.str, self.iface_name, e))
ipr.close()
raise e
try:
ipr.link('set', index = self.iface_idx, state = 'up', mtu = 1480)
logger.debug('Set link {0} status to UP.'.format(self.iface_name))
except Exception as e:
logger.error(('Could not bring up link for iface name {0} at index {1}: '
'{2}').format(self.iface_name, self.iface_idx, e))
ipr.close()
raise e
for alloc in self.tun.allocations:
try:
ipr.addr('add',
index = alloc.iface_idx,
address = alloc.ip.str,
mask = alloc.ip.prefix,
family = socket.AF_INET6)
except Exception as e:
logger.error(('Could not add address {0} on link {1}: '
'{2}').format(str(alloc.ip.str), alloc.iface_idx, e))
ipr.close()
raise e
try:
# ipr.route('add', dst = 'default', oif = self.iface_idx, family = socket.AF_INET6)
ipr.route('add', dst = '::192.88.99.1', oif = self.iface_idx, family = socket.AF_INET6)
logger.debug('Added default route for link {0}.'.format(self.iface_name))
except Exception as e:
logger.error(('Could not add default IPv6 route on link {0}: {1}').format(self.iface_name, e))
ipr.close()
raise e
ipr.close()
return(None)

def stop(self):

def update(self):