562 lines
20 KiB
Python
Executable File
562 lines
20 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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| ProxyAdmin |
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------------
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^
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Admin ----------------------|
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"""
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import sys, os, getopt, json
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# Change path so we find rdpy
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sys.path.insert(1, os.path.join(sys.path[0], '..'))
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from rdpy.base 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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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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def __init__(self, controller, credentialProvider):
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"""
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@param controller: RDPServerController
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@param credentialProvider: CredentialProvider
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"""
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rdp.RDPServerObserver.__init__(self, controller)
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self._credentialProvider = credentialProvider
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self._client = None
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self._window = None
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def showSelectView(self, machines):
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"""
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@summary: Show select sever view to the client
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@param machines: [(ip, port)]
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"""
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self._machines = machines
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width, height = self._controller.getScreen()
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self._window = view.Window(width, height, QtGui.QColor(8, 24, 66))
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self._window.addView(view.Anchor(width / 2 - 250, 100,
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view.Label("Please select following server",
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500, 50, QtGui.QFont('arial', 18, QtGui.QFont.Bold),
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backgroundColor = QtGui.QColor(8, 24, 66))))
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self._window.addView(view.Anchor(width / 2 - 250, 150,
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view.List(["%s:%s"%(ip, port) for ip, port in machines],
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500, 500, self.onSelectMachine,
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QtGui.QColor(8, 24, 66))), True)
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self._window.update(view.RDPRenderer(self._controller), True)
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def onSelectMachine(self, index):
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"""
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@summary: Callback of view.List in Select server view
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@param: machine str name of machine selected
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@param: index in list
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"""
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ip, port = self._machines[index]
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width, height = self._controller.getScreen()
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domain, username, password = self._controller.getCredentials()
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reactor.connectTCP(ip, port, ProxyClientFactory(self, width, height, domain, username, password))
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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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def showMessage(self, message):
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"""
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@summary: Print a message to the client
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@param message: string
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"""
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width, height = self._controller.getScreen()
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popup = view.Window(width, height, QtGui.QColor(8, 24, 66))
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popup.addView(view.Anchor(width / 2 - 250, height / 2 - 25,
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view.Label(message, 500, 50,
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QtGui.QFont('arial', 18, QtGui.QFont.Bold),
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backgroundColor = QtGui.QColor(8, 24, 66))))
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popup.update(view.RDPRenderer(self._controller), True)
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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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Use to connect proxy client or show available server
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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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machines = self._credentialProvider.getProxyPass(domain, username)
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if len(machines) == 0:
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self.showMessage("No servers attach to account %s\\%s"%(domain, username))
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elif len(machines) == 1:
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ip, port = machines[0]
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width, height = self._controller.getScreen()
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reactor.connectTCP(ip, port, ProxyClientFactory(self, width, height,
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domain, username, password))
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else:
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self.showSelectView(machines)
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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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#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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#no client connected
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if not self._client is None:
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self._client._controller.sendKeyEventScancode(code, isPressed)
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elif not self._window is None and isPressed:
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self._window.keyEvent(code)
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self._window.update(view.RDPRenderer(self._controller))
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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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#no client connected domain
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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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#no client connected
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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, credentialProvider, privateKeyFilePath, certificateFilePath):
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"""
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@param credentialProvider: CredentialProvider
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@param privateKeyFilePath: file contain server private key
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@param certificateFilePath: file contain server certificate
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"""
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rdp.ServerFactory.__init__(self, privateKeyFilePath, certificateFilePath, 16)
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self._credentialProvider = credentialProvider
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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._credentialProvider)
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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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_CONNECTED_ = []
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def __init__(self, controller, server, name = None):
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"""
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@param controller: rdp.RDPClientController
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@param server: ProxyServer
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@param name: name of session None if you don't
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want to spy this session
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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._name = name
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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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if not self._name is None:
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ProxyClient._CONNECTED_.append(self)
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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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if not self._name is None:
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ProxyClient._CONNECTED_.remove(self)
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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, "%s\\%s on %s"%(self._domain, self._username, addr))
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def startedConnecting(self, connector):
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pass
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def clientConnectionLost(self, connector, reason):
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pass
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def clientConnectionFailed(self, connector, reason):
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pass
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class ProxyAdmin(rdp.RDPServerObserver):
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"""
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@summary: Use to manage admin session
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Add GUI to select which session to see
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Just escape key is authorized during spy session
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To switch from spy state to admin state
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"""
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class State(object):
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GUI = 0 #->list of active session
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SPY = 1 #->watch active session
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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._controller = controller
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self._spy = None
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self._state = ProxyAdmin.State.GUI
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def initView(self):
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"""
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@summary: Initialize Admin GUI view
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"""
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self._sessions = list(ProxyClient._CONNECTED_) #copy at t time
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width, height = self._controller.getScreen()
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self._window = view.Window(width, height, QtGui.QColor(8, 24, 66))
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self._window.addView(view.Anchor(width / 2 - 250, 100,
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view.Label("Please select following session",
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500, 50, QtGui.QFont('arial', 18, QtGui.QFont.Bold),
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backgroundColor = QtGui.QColor(8, 24, 66))))
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self._window.addView(view.Anchor(width / 2 - 250, 150,
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view.List([p._name for p in self._sessions],
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500, 500, self.onSelect,
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QtGui.QColor(8, 24, 66))), True)
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def clientConnected(self, client):
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pass
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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._state == ProxyAdmin.State.GUI:
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self.initView()
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self._window.update(view.RDPRenderer(self._controller), True)
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elif self._state == ProxyAdmin.State.SPY:
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#refresh client
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width, height = self._controller.getScreen()
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self._spy._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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pass
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def onKeyEventScancode(self, code, isPressed):
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"""
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@summary: Event call when a keyboard event
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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._state == ProxyAdmin.State.GUI:
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if not isPressed:
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return
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self._window.keyEvent(code)
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self._window.update(view.RDPRenderer(self._controller))
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elif code == 1:
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#escape button refresh GUI
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self._state = ProxyAdmin.State.GUI
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self._spy._controller.removeClientObserver(self._spy)
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self.onReady()
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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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Admin GUI add filter for this event
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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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pass
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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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Admin GUI add filter for this 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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pass
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def onSelect(self, index):
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"""
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@summary: Callback of list view of active session
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Connect to select session
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@param index: index in sessions array
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"""
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self._state = ProxyAdmin.State.SPY
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self._spy = ProxyClient(self._sessions[index]._controller, self)
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self._controller.setColorDepth(self._spy._controller.getColorDepth())
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class ProxyAdminFactory(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, privateKeyFilePath, certificateFilePath, 16)
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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 ProxyAdmin(controller)
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class CredentialProvider(object):
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"""
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@summary: Credential provider for proxy
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"""
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def __init__(self, config):
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"""
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@param config: rdp proxy config
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"""
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self._config = config
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def getAccount(self, domain, username):
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"""
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@summary: Find account that match domain::username in config file
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@param domain: Windows domain
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@param username: username for session
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@return: [(unicode(ip), port] or None if not found
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"""
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if not self._config.has_key(domain) or not self._config[domain].has_key(username):
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return None
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return self._config[domain][username]
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def getProxyPass(self, domain, username):
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"""
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@summary: Find list of server available for thi account
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@param domain: domain to check
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@param username: username in domain
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@return: [(ip, port)]
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"""
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account = self.getAccount(domain, username)
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if account is None:
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return []
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return [(str(machine["ip"]), machine["port"]) for machine in account]
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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 -f credential_file_path -k private_key_file_path -c certificate_file_path [-i admin_ip[:admin_port]] listen_port"
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def loadConfig(configFilePath):
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"""
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@summary: Load and check config file
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@param configFilePath: config file path
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"""
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if not os.path.isfile(configFilePath):
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log.error("File %s doesn't exist"%configFilePath)
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return None
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f = open(configFilePath, 'r')
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config = json.load(f)
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f.close()
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return config
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if __name__ == '__main__':
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configFilePath = None
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privateKeyFilePath = None
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certificateFilePath = None
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adminInterface = None
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try:
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opts, args = getopt.getopt(sys.argv[1:], "hf: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 == "-f":
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configFilePath = 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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adminInterface = arg
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if configFilePath is None:
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print "Config file is mandatory"
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help()
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sys.exit()
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if certificateFilePath is None:
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print "Certificate file is mandatory"
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help()
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sys.exit()
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if privateKeyFilePath is None:
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print "Private key file is mandatory"
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help()
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sys.exit()
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|
|
|
#load config file
|
|
config = loadConfig(configFilePath)
|
|
if config is None:
|
|
log.error("Bad configuration file")
|
|
sys.exit()
|
|
|
|
#use to init font
|
|
app = QtGui.QApplication(sys.argv)
|
|
|
|
reactor.listenTCP(int(args[0]), ProxyServerFactory(CredentialProvider(config), privateKeyFilePath, certificateFilePath))
|
|
|
|
if not adminInterface is None:
|
|
if ':' in adminInterface:
|
|
adminInterface, adminPort = adminInterface.split(':')
|
|
else:
|
|
adminInterface, adminPort = adminInterface, "3390"
|
|
log.info("Admin listen on %s:%s"%(adminInterface, adminPort))
|
|
reactor.listenTCP(int(adminPort), ProxyAdminFactory(privateKeyFilePath, certificateFilePath), interface = adminInterface)
|
|
reactor.run() |