def msg_received(self, conn, msg):
"""Handles messages received from the TI server. Starts the
TopologyInteractor command-line interface once authentication is complete."""
if msg is not None:
if msg.get_type() == VNSAuthRequest.get_type():
print 'Authenticating as %s' % self.username
sha1_of_salted_pw = hashlib.sha1(msg.salt +
self.auth_key).digest()
conn.send(VNSAuthReply(self.username, sha1_of_salted_pw))
elif msg.get_type() == VNSAuthStatus.get_type():
if msg.auth_ok:
print 'Authentication successful.'
conn.send(TIOpen(self.tid))
reactor.callInThread(TopologyInteractor(self).cmdloop)
else:
print 'Authentication failed.'
elif msg.get_type() == TIBadNodeOrPort.get_type():
txt = str(msg)
if self.prev_bn_msg == txt:
self.prev_bn_msg = None # only stop it once
else:
if self.prev_bn_msg != None:
print '***%s!=%s' % (self.prev_bn_msg, txt)
self.prev_bn_msg = txt
print '\n', txt
elif msg.get_type() == TIBanner.get_type():
print '\n', msg.msg
elif msg.get_type() == TIPacket.get_type():
self.got_tapped_packet(msg)
else:
print 'unexpected TI message received: %s' % msg
def msg_received(self, conn, msg):
"""Handles messages received from the TI server. Starts the
TopologyInteractor command-line interface once authentication is complete."""
if msg is not None:
if msg.get_type() == VNSAuthRequest.get_type():
print 'Authenticating as %s' % self.username
sha1_of_salted_pw = hashlib.sha1(msg.salt + self.auth_key).digest()
conn.send(VNSAuthReply(self.username, sha1_of_salted_pw))
elif msg.get_type() == VNSAuthStatus.get_type():
if msg.auth_ok:
print 'Authentication successful.'
conn.send(TIOpen(self.tid))
reactor.callInThread(TopologyInteractor(self).cmdloop)
else:
print 'Authentication failed.'
elif msg.get_type() == TIBadNodeOrPort.get_type():
txt = str(msg)
if self.prev_bn_msg == txt:
self.prev_bn_msg = None # only stop it once
else:
if self.prev_bn_msg != None:
print '***%s!=%s'%(self.prev_bn_msg,txt)
self.prev_bn_msg = txt
print '\n', txt
elif msg.get_type() == TIBanner.get_type():
print '\n', msg.msg
elif msg.get_type() == TIPacket.get_type():
self.got_tapped_packet(msg)
else:
print 'unexpected TI message received: %s' % msg
def handle_auth_reply(self, conn, ar, terminate_connection):
if not conn.vns_auth_salt:
msg = 'unexpectedly received authentication reply from conn_user=%s ar_user=%s at %s'
terminate_connection(conn, msg % (conn.vns_user_profile, ar.username, conn))
return
try:
up = db.UserProfile.objects.get(user__username=ar.username, retired=False)
except db.UserProfile.DoesNotExist:
logging.info('unrecognized username tried to login: %s' % ar.username)
terminate_connection(conn, "authentication failed")
return
expected = hashlib.sha1(conn.vns_auth_salt + str(up.get_sim_auth_key())).digest()
if ar.ssp != expected:
logging.info('user %s provided an incorrect password' % ar.username)
terminate_connection(conn, "authentication failed")
else:
conn.vns_auth_salt = None # only need one auth reply
conn.vns_authorized = True
conn.vns_user_profile = up
msg = 'authenticated %s as %s' % (conn, ar.username)
conn.send(VNSAuthStatus(True, msg))
def _handle_auth_reply(self, conn): # always authenticate msg = "authenticated %s as %s" % (conn, 'user') conn.send(VNSAuthStatus(True, msg))