[Twisted-Python] Twisted FTP server fails on PASV
Slava Yanson
urbansoot at gmail.com
Thu Sep 17 17:29:07 MDT 2009
It just doesn't want to go past PASV. Spent past 3 hours trying to figure
this one out. Any help is appreciated.
Log:
2009-09-17 16:26:56-0700 [-] Log opened.
2009-09-17 16:26:56-0700 [-] twisted.protocols.ftp.FTPFactory starting on
*****
2009-09-17 16:26:56-0700 [-] Starting factory
<twisted.protocols.ftp.FTPFactory instance at 0x2b3a031037a0>
2009-09-17 16:26:59-0700 [twisted.protocols.ftp.FTPFactory] client connected
2009-09-17 16:26:59-0700 [twisted.protocols.ftp.FTPFactory] --> 220 Twisted
8.2.0 FTP Server
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] <-- USER fnet
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] --> 331 Password
required for fnet.
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] <-- PASS *****
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] --> 230 User logged
in, proceed
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] <-- TYPE A
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] --> 200 Type set to
A.
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] <-- SYST
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] --> 215 UNIX Type:
L8
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] <-- PWD
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] --> 257 "/"
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] <-- PASV
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21]
DTPFactory.setTimeout set to 10 seconds
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21]
twisted.protocols.ftp.DTPFactory starting on 38637
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] Starting factory
<twisted.protocols.ftp.DTPFactory instance at 0x2b3a0544a170>
2009-09-17 16:27:00-0700 [ProtocolWrapper,0,24.43.31.21] --> 227 Entering
Passive Mode (65,61,232,130,150,237).
2009-09-17 16:27:10-0700 [-] timed out waiting for DTP connection
2009-09-17 16:27:10-0700 [-] Unexpected FTP error
2009-09-17 16:27:10-0700 [-] Unhandled Error
Traceback (most recent call last):
Failure: twisted.internet.defer.TimeoutError:
2009-09-17 16:27:10-0700 [-] --> 550 Requested action not taken: internal
server error
2009-09-17 16:27:10-0700 [-] dtpFactory.stopFactory
Code:
from twisted.protocols.ftp import FTPFactory, FTPRealm, FTP
from twisted.cred.portal import Portal
from twisted.cred.checkers import FilePasswordDB
from twisted.internet import reactor
from twisted.python import log
import sys
log.startLogging(sys.stdout)
class bcFTPProtocol(FTP):
def connectionMade(self):
log.msg("client connected")
FTP.connectionMade(self)
def lineReceived(self, line):
log.msg("<-- " + line)
FTP.lineReceived(self, line)
def sendLine(self, msg):
log.msg("--> " + msg)
FTP.sendLine(self, msg)
ftp_portal = Portal(FTPRealm('data/'), [FilePasswordDB("ftp.users")])
ftp_factory = FTPFactory(ftp_portal)
ftp_factory.protocol = bcFTPProtocol
reactor.listenTCP(*****, ftp_factory)
reactor.run()
Thank you,
Slava Yanson
Positive Blue, LLC
web: www.positiveblue.com
tel: (323) 963-4787
aim/yahoo/skype: urbansoot
http://www.LinuxDecals.com/
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