[tor-bugs] #16174 [Stem]: stem + ipv6 (+ python3 ?) = " Nickname in the circuit path is malformed (%s)' % nickname"

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#16174: stem + ipv6 (+ python3 ?) = " Nickname in the circuit path is malformed
(%s)' % nickname"
--------------------+------------------------
 Reporter:  toralf  |          Owner:  atagar
     Type:  defect  |         Status:  new
 Priority:  normal  |      Milestone:
Component:  Stem    |        Version:
 Keywords:          |  Actual Points:
Parent ID:          |         Points:
--------------------+------------------------
 I got with stem-1.4.1 and ipv6 enabled Tor exit relay :
 {{{
 tfoerste at tor-relay ~ $ Exception in thread Event Notifier:
 Traceback (most recent call last):
   File "/usr/lib64/python3.3/site-packages/stem/response/events.py", line
 844, in _parse
     stem.control._parse_circ_entry(self.endpoint)
   File "/usr/lib64/python3.3/site-packages/stem/control.py", line 3601, in
 _parse_circ_entry
     raise stem.ProtocolError('Nickname in the circuit path is malformed
 (%s)' % nickname)
 stem.ProtocolError: Nickname in the circuit path is malformed
 (2607:ff58::d053:df22:52773)

 During handling of the above exception, another exception occurred:

 Traceback (most recent call last):
   File "/usr/lib64/python3.3/threading.py", line 901, in _bootstrap_inner
     self.run()
   File "/usr/lib64/python3.3/threading.py", line 858, in run
     self._target(*self._args, **self._kwargs)
   File "/usr/lib64/python3.3/site-packages/stem/control.py", line 882, in
 _event_loop
     self._handle_event(event_message)
   File "/usr/lib64/python3.3/site-packages/stem/control.py", line 3474, in
 _handle_event
     stem.response.convert('EVENT', event_message, arrived_at =
 time.time())
   File "/usr/lib64/python3.3/site-packages/stem/response/__init__.py",
 line 135, in convert
     message._parse_message(**kwargs)
   File "/usr/lib64/python3.3/site-packages/stem/response/events.py", line
 66, in _parse_message
     self._parse()
   File "/usr/lib64/python3.3/site-packages/stem/response/events.py", line
 852, in _parse
     raise stem.ProtocolError("ORCONN's endpoint location's port is
 invalid: %s" % self)
 stem.ProtocolError: ORCONN's endpoint location's port is invalid: ORCONN
 2607:ff58::d053:df22:52773 NEW ID=937797
 }}}
 for :
 {{{
 #!/usr/bin/python3 -u
 #

 #   Toralf Foerster
 #   Hamburg
 #   Germany

 # collect data wrt to
 https://trac.torproject.org/projects/tor/ticket/13603
 #

 import time
 import functools

 #       https://stem.torproject.org/index.html
 #
 from stem import ORStatus, ORClosureReason
 from stem.control import EventType, Controller


 def main():
   class Cnt(object):
     def __init__(self, done=0, closed=0, ioerror=0):
       self.done = done
       self.closed = closed
       self.ioerror = ioerror

   c = Cnt()

   with Controller.from_port() as controller:
     controller.authenticate()

     orconn_listener = functools.partial(orconn_event, controller, c)
     controller.add_event_listener(orconn_listener, EventType.ORCONN)

     while True:
       time.sleep(1)

 def orconn_event(controller, c, event):
   if event.status == ORStatus.CLOSED:
     c.closed += 1

     if event.reason == ORClosureReason.DONE:
       c.done += 1

     if event.reason == ORClosureReason.IOERROR:
       c.ioerror += 1
       fingerprint = event.endpoint_fingerprint

       try:
         relay = controller.get_network_status(fingerprint)
         print (" %i %i %i %i %s %s %15s %5i %s %s" % (c.closed, c.done,
 c.ioerror, event.arrived_at, time.ctime(event.arrived_at), fingerprint,
 relay.address, relay.or_port, controller.get_info("ip-to-country/%s" %
 relay.address, 'unknown'), relay.nickname))
       except Exception:
         print (" %i %i %i %i %s %s"                % (c.closed, c.done,
 c.ioerror, event.arrived_at, time.ctime(event.arrived_at), fingerprint))

 if __name__ == '__main__':
   main()
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/16174>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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