86 lines
2.7 KiB
Plaintext
86 lines
2.7 KiB
Plaintext
"""\
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@file backdoor.py
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@author Bob Ippolito
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Copyright (c) 2005-2006, Bob Ippolito
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Copyright (c) 2007, Linden Research, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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"""
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import sys
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from code import InteractiveConsole
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from eventlet import greenlib
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try:
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sys.ps1
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except AttributeError:
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sys.ps1 = '>>> '
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try:
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sys.ps2
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except AttributeError:
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sys.ps2 = '... '
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class SocketConsole(greenlib.GreenletContext):
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def __init__(self, desc):
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# mangle the socket
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self.desc = desc
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readline = desc.readline
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self.old = {}
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self.fixups = {
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'softspace': 0,
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'isatty': lambda: True,
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'flush': lambda: None,
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'readline': lambda *a: readline(*a).replace('\r\n', '\n'),
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}
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for key, value in self.fixups.iteritems():
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if hasattr(desc, key):
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self.old[key] = getattr(desc, key)
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setattr(desc, key, value)
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def finalize(self):
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# restore the state of the socket
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for key in self.fixups:
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try:
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value = self.old[key]
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except KeyError:
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delattr(self.desc, key)
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else:
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setattr(self.desc, key, value)
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self.fixups.clear()
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self.old.clear()
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self.desc = None
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def swap_in(self):
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self.saved = sys.stdin, sys.stderr, sys.stdout
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sys.stdin = sys.stdout = sys.stderr = self.desc
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def swap_out(self):
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sys.stdin, sys.stderr, sys.stdout = self.saved
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def backdoor((conn, addr), locals=None):
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host, port = addr
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print "backdoor to %s:%s" % (host, port)
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ctx = SocketConsole(conn)
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ctx.register()
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try:
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console = InteractiveConsole(locals)
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console.interact()
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finally:
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ctx.unregister()
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