9754f0e22d
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@2649 fd906abe-77d9-0310-91a1-e0d9ade77398
97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
#
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# Copyright (c) 2008 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Transferring files to a remote site via SCP.
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$Id$
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"""
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from twisted.conch.ssh import connection
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from twisted.conch.ssh import filetransfer, transport, userauth
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from twisted.internet import defer, protocol, reactor
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class FileTransferConnection(protocol.ClientFactory):
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""" Transfers files to a remote SCP server.
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"""
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def __init__(self, host, port, username, password):
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self.username = username
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self.password = password
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self.queue = []
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reactor.connectTCP(host, port, self)
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def buildProtocol(self, addr):
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protocol = self.protocol = ClientTransport(self.username, self.password)
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return protocol
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def copyToRemote(self, localPath, remotePath):
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""" Copies a file, returning a deferred.
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"""
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d = defer.Deferred()
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self.queue.append((localPath, remotePath, d))
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#d = self.protocol.openFile('text.txt', filetransfer.FXF_WRITE, {})
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#d.addCallback(self.write)
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return d
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def write(self, file):
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file.writeChunk(0, 'hello')
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file.close()
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return 'Done'
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def close(self):
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self.protocol.transport.loseConnection()
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print 'connection closed'
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class ClientTransport(transport.SSHClientTransport):
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def __init__(self, username, password):
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self.username = username
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self.password = password
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def verifyHostKey(self, pubKey, fingerprint):
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# this is insecure!!!
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return defer.succeed(True)
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def connectionSecure(self):
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self.requestService(UserAuth(self.username, self.password,
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ClientConnection()))
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class ClientConnection(connection.SSHConnection):
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def serviceStarted(self):
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self.openChannel(SFTPChannel(conn=self))
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class SFTPChannel(channel.SSHChannel):
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def channelOpened(self, data):
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self.client = filetransfer.FileTransferClient
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class UserAuth(userauth.SSHUserAuthClient):
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def __init__(self, user, password, connection):
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userauth.SSHUserAuthClient.__init__(self, user, connection)
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self.password = password
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def getPassword(self, prompt=None):
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return defer.succeed(self.password)
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