TLS_FTPHandler occurred error with pyOpenSSL==0.14

[Shinya Okano]

TLS_FTPHandler occurred error with pyOpenSSL==0.14

(It is not occurred with pyOpenSSL==0.13)

#### spam.py ###

from pyftpdlib.servers import FTPServer

from pyftpdlib.authorizers import DummyAuthorizer

from pyftpdlib.handlers import TLS_FTPHandler

def main():

    authorizer = DummyAuthorizer()

    authorizer.add_user('user', '12345', '.', perm='elradfmw')

    authorizer.add_anonymous('.')

    handler = TLS_FTPHandler

    handler.certfile = 'server.pem'

    handler.authorizer = authorizer

    server = FTPServer(('', 10021), handler)

    server.serve_forever()

if __name__ == '__main__':

    main()

#####

$ python -V

Python 2.7.3

$ pip freeze

argparse==1.2.1

cffi==0.8.2

cryptography==0.2.2

pyOpenSSL==0.14

pycparser==2.10

pyftpdlib==1.3.0

six==1.6.1

wsgiref==0.1.2

$ python spam.py

[I 14-03-15 02:05:31] >>> starting FTP server on 0.0.0.0:10021, pid=8486 <<<

[I 14-03-15 02:05:31] poller: <class 'pyftpdlib.ioloop.Epoll'>

[I 14-03-15 02:05:31] masquerade (NAT) address: None

[I 14-03-15 02:05:31] passive ports: None

[I 14-03-15 02:05:31] use sendfile(2): False

[I 14-03-15 02:05:44] 172.16.204.1:57037-[] FTP session opened (connect)

[E 14-03-15 02:05:49] unhandled exception in instance <pyftpdlib.handlers.TLS_FTPHandler object at 0x1d39e50>

    Traceback (most recent call last):

      File "/usr/lib/python2.7/asyncore.py", line 83, in read

        obj.handle_read_event()

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 2997, in handle_read_event

        super(SSLConnection, self).handle_read_event()

      File "/usr/lib/python2.7/asyncore.py", line 444, in handle_read_event

        self.handle_read()

      File "/usr/lib/python2.7/asynchat.py", line 158, in handle_read

        self.found_terminator()

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 1322, in found_terminator

        self.pre_process_command(line, cmd, arg)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 1371, in pre_process_command

        self.process_command(cmd, arg)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 3268, in process_command

        FTPHandler.process_command(self, cmd, *args, **kwargs)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 1439, in process_command

        method(*args, **kwargs)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 2359, in ftp_USER

        self.respond('331 Username ok, send password.')

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 1627, in respond

        self.push(resp + '\r\n')

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 1622, in push

        asynchat.async_chat.push(self, s.encode('utf8'))

      File "/usr/lib/python2.7/asynchat.py", line 186, in push

        self.initiate_send()

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/ioloop.py", line 885, in initiate_send

        asynchat.async_chat.initiate_send(self)

      File "/usr/lib/python2.7/asynchat.py", line 235, in initiate_send

        num_sent = self.send(data)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/handlers.py", line 3025, in send

        return super(SSLConnection, self).send(data)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/pyftpdlib/ioloop.py", line 854, in send

        return self.socket.send(data)

      File "/home/tokibito/.virtualenvs/pyftpdlib-error/local/lib/python2.7/site-packages/OpenSSL/SSL.py", line 947, in send

        raise TypeError("data must be a byte string")

    TypeError: data must be a byte string

[I 14-03-15 02:05:49] 172.16.204.1:57037-[] FTP session closed (disconnect).

[mostafa eltejaee]

This is the same problem that I have too in UBUNTU 12.04 server.
At the client side I have this error "Gnu TLS error-9: A TLS packet with unexpected length was received."
Any body can help me to solve it?

[Giampaolo Rodola]

Sorry, this slipped under my radar.

I opened a ticket here:

https://github.com/giampaolo/pyftpdlib/issues/296