def new_circuit(self, circ_event):
"""
Invoke a new probing module when a new circuit becomes ready.
"""
self.stats.update_circs(circ_event)
self.check_finished()
if circ_event.status not in [CircStatus.BUILT]:
return
last_hop = circ_event.path[-1]
exit_fpr = last_hop[0]
logger.debug("Circuit for exit relay \"%s\" is built. "
"Now invoking probing module." % exit_fpr)
# Prepare the execution environment. In particular, a Command() object
# to execute external tools and a decorator for the probing module we
# are about to run.
cmd = command.Command("doc/torsocks.conf", self.queue, circ_event.id,
self.origsock)
func = decorator(self.queue, self.origsock, self.probing_module,
circ_event.id, exit_fpr, cmd)
# Monkey-patch the socket API to redirect network traffic originating
# from our Python process to Tor's SOCKS port.
socket.socket = mysocks.socksocket
mysocks.setqueue(self.queue, circ_event.id)
proc = multiprocessing.Process(target=func)
proc.daemon = True
proc.start()
def probe( exitFpr, queue, circID ):
logger.info("I'm the module which is probing exit relay \"%s\"." % exitFpr)
mysocks.setdefaultproxy(mysocks.PROXY_TYPE_SOCKS5, "127.0.0.1", 10000)
mysocks.setqueue(queue, circID)
socket.socket = mysocks.socksocket
data = None
try:
data = urllib2.urlopen("https://check.torproject.org",
timeout=10).read()
except urllib2.URLError as err:
logger.error("urllib2.urlopen says: %s" % err)
if not data:
return
identifier = "Congratulations. This browser is configured to use Tor."
if not (identifier in data):
logger.error("Detected false negative for \"%s\". " \
"Full dump below." % exitFpr)
logger.error(data)
else:
logger.info("Exit relay \"%s\" passed the check test." % exitFpr)
def new_circuit(self, circ_event):
"""
Invoke a new probing module when a new circuit becomes ready.
"""
self.stats.update_circs(circ_event)
self.check_finished()
if circ_event.status not in [CircStatus.BUILT]:
return
last_hop = circ_event.path[-1]
exit_fpr = last_hop[0]
logger.debug("Circuit for exit relay \"%s\" is built. "
"Now invoking probing module." % exit_fpr)
# Prepare the execution environment. In particular, a Command() object
# to execute external tools and a decorator for the probing module we
# are about to run.
cmd = command.Command(self.torsocks_conf, self.queue, circ_event.id,
self.origsock)
func = decorator(self.queue, self.origsock, self.module.probe,
circ_event.id, exit_fpr, cmd)
# Monkey-patch the socket API to redirect network traffic originating
# from our Python process to Tor's SOCKS port.
socket.socket = mysocks.socksocket
mysocks.setqueue(self.queue, circ_event.id)
proc = multiprocessing.Process(target=func)
proc.daemon = True
proc.start()
def new_circuit(self, circ_event):
"""
Invoke a new probing module when a new circuit becomes ready.
"""
if circ_event.status not in self.our_circuit_events:
return
# Keep track of how many circuits are already finished.
if circ_event.status in [CircStatus.FAILED, CircStatus.CLOSED]:
logger.debug("Circuit closed because: %s" % str(circ_event.reason))
self.stats.failed_circuits += 1
return
self.stats.successful_circuits += 1
self.stats.print_progress()
exit_fpr = circ_event.path[-1][0]
logger.debug("Circuit for exit relay \"%s\" is built. "
"Now invoking probing module." % exit_fpr)
cmd = command.Command("/tmp/torsocks.conf", self.queue, circ_event.id,
self.origsock)
socket.socket = mysocks.socksocket
mysocks.setqueue(self.queue, circ_event.id)
# Invoke the module in a dedicated process.
proc = multiprocessing.Process(target=self.probing_module,
args=(exit_fpr, cmd,))
proc.start()
