365 lines
12 KiB
Python
Executable File
365 lines
12 KiB
Python
Executable File
#!/usr/bin/python
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#
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# Copyright (c) 2014 Sylvain Peyrefitte
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#
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# This file is part of rdpy.
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#
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# rdpy 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 3 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, see <http://www.gnu.org/licenses/>.
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#
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"""
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RDP proxy with spy capabilities
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---------------------------
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Client RDP -> | ProxyServer | ProxyClient | -> Server RDP
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---------------------------
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| ProxyShadow |
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--------------
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^
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Shadow -------------------|
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"""
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import sys, os, getopt, json
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from rdpy.core import log, error
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from rdpy.protocol.rdp import rdp
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from rdpy.ui import view
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from twisted.internet import reactor
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from PyQt4 import QtCore, QtGui
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log._LOG_LEVEL = log.Level.INFO
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class ProxyServer(rdp.RDPServerObserver):
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"""
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@summary: Server side of proxy
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"""
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_SESSIONS_ = {}
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def __init__(self, controller, target):
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"""
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@param controller: {RDPServerController}
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@param target: {tuple(ip, port)}
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"""
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rdp.RDPServerObserver.__init__(self, controller)
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self._target = target
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self._client = None
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def clientConnected(self, client):
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"""
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@summary: Event throw by client when it's ready
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@param client: {ProxyClient}
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"""
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self._client = client
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#need to reevaluate color depth
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self._controller.setColorDepth(self._client._controller.getColorDepth())
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ProxyServer._SESSIONS_[self._controller.getHostname()] = client
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nowConnected()
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def onReady(self):
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"""
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@summary: Event use to inform state of server stack
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First time this event is called is when human client is connected
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Second time is after color depth nego, because color depth nego
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restart a connection sequence
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@see: rdp.RDPServerObserver.onReady
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"""
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if self._client is None:
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#try a connection
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domain, username, password = self._controller.getCredentials()
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width, height = self._controller.getScreen()
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reactor.connectTCP(self._target[0], int(self._target[1]), ProxyClientFactory(self, width, height,
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domain, username, password))
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else:
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#refresh client
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width, height = self._controller.getScreen()
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self._client._controller.sendRefreshOrder(0, 0, width, height)
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def onClose(self):
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"""
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@summary: Call when human client close connection
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@see: rdp.RDPServerObserver.onClose
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"""
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if self._client is None:
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return
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del ProxyServer._SESSIONS_[self._controller.getHostname()]
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nowConnected()
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#close proxy client
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self._client._controller.close()
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def onKeyEventScancode(self, code, isPressed):
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"""
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@summary: Event call when a keyboard event is catch in scan code format
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@param code: scan code of key
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@param isPressed: True if key is down
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@see: rdp.RDPServerObserver.onKeyEventScancode
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"""
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if self._client is None:
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return
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self._client._controller.sendKeyEventScancode(code, isPressed)
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def onKeyEventUnicode(self, code, isPressed):
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"""
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@summary: Event call when a keyboard event is catch in unicode format
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@param code: unicode of key
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@param isPressed: True if key is down
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@see: rdp.RDPServerObserver.onKeyEventUnicode
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"""
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if self._client is None:
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return
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self._client._controller.sendKeyEventUnicode(code, isPressed)
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def onPointerEvent(self, x, y, button, isPressed):
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"""
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@summary: Event call on mouse event
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@param x: x position
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@param y: y position
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@param button: 1, 2 or 3 button
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@param isPressed: True if mouse button is pressed
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@see: rdp.RDPServerObserver.onPointerEvent
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"""
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if self._client is None:
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return
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self._client._controller.sendPointerEvent(x, y, button, isPressed)
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class ProxyServerFactory(rdp.ServerFactory):
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"""
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@summary: Factory on listening events
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"""
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def __init__(self, target, privateKeyFilePath = None, certificateFilePath = None):
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"""
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@param target: {tuple(ip, prt)}
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@param privateKeyFilePath: {str} file contain server private key (if none -> back to standard RDP security)
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@param certificateFilePath: {str} file contain server certificate (if none -> back to standard RDP security)
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"""
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rdp.ServerFactory.__init__(self, 16, privateKeyFilePath, certificateFilePath)
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self._target = target
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def buildObserver(self, controller, addr):
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"""
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@param controller: rdp.RDPServerController
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@param addr: destination address
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@see: rdp.ServerFactory.buildObserver
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"""
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return ProxyServer(controller, self._target)
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class ProxyClient(rdp.RDPClientObserver):
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"""
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@summary: Client side of proxy
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"""
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def __init__(self, controller, server):
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"""
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@param controller: rdp.RDPClientController
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@param server: ProxyServer
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"""
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rdp.RDPClientObserver.__init__(self, controller)
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self._server = server
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self._connected = False
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def onReady(self):
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"""
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@summary: Event use to signal that RDP stack is ready
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Inform ProxyServer that i'm connected
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@see: rdp.RDPClientObserver.onReady
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"""
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#prevent multiple on ready event
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#because each deactive-reactive sequence
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#launch an onReady message
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if self._connected:
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return
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else:
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self._connected = True
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self._server.clientConnected(self)
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def onClose(self):
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"""
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@summary: Event inform that stack is close
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@see: rdp.RDPClientObserver.onClose
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"""
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def onUpdate(self, destLeft, destTop, destRight, destBottom, width, height, bitsPerPixel, isCompress, data):
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"""
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@summary: Event use to inform bitmap update
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@param destLeft: xmin position
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@param destTop: ymin position
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@param destRight: xmax position because RDP can send bitmap with padding
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@param destBottom: ymax position because RDP can send bitmap with padding
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@param width: width of bitmap
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@param height: height of bitmap
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@param bitsPerPixel: number of bit per pixel
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@param isCompress: use RLE compression
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@param data: bitmap data
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@see: rdp.RDPClientObserver.onUpdate
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"""
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self._server._controller.sendUpdate(destLeft, destTop, destRight, destBottom, width, height, bitsPerPixel, isCompress, data)
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class ProxyClientFactory(rdp.ClientFactory):
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"""
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@summary: Factory for proxy client
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"""
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def __init__(self, server, width, height, domain, username, password):
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"""
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@param server: ProxyServer
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@param width: screen width
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@param height: screen height
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@param domain: domain session
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@param username: username session
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@param password: password session
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"""
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self._server = server
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self._width = width
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self._height = height
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self._domain = domain
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self._username = username
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self._password = password
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def buildObserver(self, controller, addr):
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"""
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@summary: Build observer
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@param controller: rdp.RDPClientController
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@param addr: destination address
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@see: rdp.ClientFactory.buildObserver
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@return: ProxyClient
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"""
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#set screen resolution
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controller.setScreen(self._width, self._height)
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#set credential
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controller.setDomain(self._domain)
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controller.setUsername(self._username)
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controller.setPassword(self._password)
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return ProxyClient(controller, self._server)
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class Shadow(rdp.RDPServerObserver):
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"""
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@summary: Use to manage admin session
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"""
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def __init__(self, controller):
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"""
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@param server: rdp.RDPServerController
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"""
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rdp.RDPServerObserver.__init__(self, controller)
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self._client = None
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def onReady(self):
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"""
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@summary: Stack is ready and connected
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May be called after an setColorDepth too
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@see: rdp.RDPServerObserver.onReady
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"""
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if self._client is None:
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username = self._controller.getUsername()
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if not ProxyServer._SESSIONS_.has_key(username):
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log.info("invalid session name [%s]"%username)
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self._controller.close()
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return
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self._client = ProxyClient(ProxyServer._SESSIONS_[username]._controller, self)
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self._controller.setColorDepth(self._client._controller.getColorDepth())
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else:
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#refresh client
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width, height = self._controller.getScreen()
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self._client._controller.sendRefreshOrder(0, 0, width, height)
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def onClose(self):
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"""
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@summary: Stack is close
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@see: rdp.RDPServerObserver.onClose
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"""
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def onKeyEventScancode(self, code, isPressed):
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""" Shadow
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"""
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def onKeyEventUnicode(self, code, isPressed):
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""" Shadow
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"""
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def onPointerEvent(self, x, y, button, isPressed):
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""" Shadow
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"""
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class ShadowFactory(rdp.ServerFactory):
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"""
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@summary: Factory for admin session
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"""
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def __init__(self, privateKeyFilePath, certificateFilePath):
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"""
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@param privateKeyFilePath: private key for admin session
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@param certificateFilePath: certificate for admin session
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"""
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rdp.ServerFactory.__init__(self, 16, privateKeyFilePath, certificateFilePath)
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def buildObserver(self, controller, addr):
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"""
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@summary: Build ProxyAdmin
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@param controller: rdp.RDPServerController
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@param addr: destination address
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@return: ProxyAdmin
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@see: rdp.ServerFactory.buildObserver
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"""
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return Shadow(controller)
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def help():
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"""
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@summary: Print help in console
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"""
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print "Usage: rdpy-rdpproxy -t target_ip[:target_port] [-k private_key_file_path (mandatory for SSL)] [-c certificate_file_path (mandatory for SSL)] [-i admin_ip[:admin_port]] listen_port"
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def parseIpPort(interface, defaultPort = "3389"):
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if ':' in interface:
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return interface.split(':')
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else:
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return interface, defaultPort
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def nowConnected():
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log.info("*" * 50)
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log.info("Now connected")
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log.info(ProxyServer._SESSIONS_.keys())
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log.info("*" * 50)
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if __name__ == '__main__':
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target = None
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privateKeyFilePath = None
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certificateFilePath = None
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shadowInterface = None
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try:
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opts, args = getopt.getopt(sys.argv[1:], "ht:k:c:i:")
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except getopt.GetoptError:
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help()
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for opt, arg in opts:
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if opt == "-h":
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help()
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sys.exit()
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elif opt == "-t":
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target = arg
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elif opt == "-k":
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privateKeyFilePath = arg
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elif opt == "-c":
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certificateFilePath = arg
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elif opt == "-i":
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shadowInterface = arg
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if target is None:
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log.error("Target is mandatory")
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help()
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sys.exit()
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reactor.listenTCP(int(args[0]), ProxyServerFactory(parseIpPort(target), privateKeyFilePath, certificateFilePath))
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if not shadowInterface is None:
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shadowInterface, shadowPort = parseIpPort(shadowInterface)
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log.info("Shadow listener on %s:%s"%(shadowInterface, shadowPort))
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reactor.listenTCP(int(shadowPort), ShadowFactory(privateKeyFilePath, certificateFilePath), interface = shadowInterface)
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reactor.run() |