71 lines
2.7 KiB
Python
71 lines
2.7 KiB
Python
# Copyright 2016 OpenMarket Ltd
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from twisted.conch import manhole_ssh
|
|
from twisted.conch.insults import insults
|
|
from twisted.conch.manhole import ColoredManhole
|
|
from twisted.conch.ssh.keys import Key
|
|
from twisted.cred import checkers, portal
|
|
|
|
PUBLIC_KEY = (
|
|
"ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAGEArzJx8OYOnJmzf4tfBEvLi8DVPrJ3/c9k2I/Az"
|
|
"64fxjHf9imyRJbixtQhlH9lfNjUIx+4LmrJH5QNRsFporcHDKOTwTTYLh5KmRpslkYHRivcJS"
|
|
"kbh/C+BR3utDS555mV"
|
|
)
|
|
|
|
PRIVATE_KEY = """-----BEGIN RSA PRIVATE KEY-----
|
|
MIIByAIBAAJhAK8ycfDmDpyZs3+LXwRLy4vA1T6yd/3PZNiPwM+uH8Yx3/YpskSW
|
|
4sbUIZR/ZXzY1CMfuC5qyR+UDUbBaaK3Bwyjk8E02C4eSpkabJZGB0Yr3CUpG4fw
|
|
vgUd7rQ0ueeZlQIBIwJgbh+1VZfr7WftK5lu7MHtqE1S1vPWZQYE3+VUn8yJADyb
|
|
Z4fsZaCrzW9lkIqXkE3GIY+ojdhZhkO1gbG0118sIgphwSWKRxK0mvh6ERxKqIt1
|
|
xJEJO74EykXZV4oNJ8sjAjEA3J9r2ZghVhGN6V8DnQrTk24Td0E8hU8AcP0FVP+8
|
|
PQm/g/aXf2QQkQT+omdHVEJrAjEAy0pL0EBH6EVS98evDCBtQw22OZT52qXlAwZ2
|
|
gyTriKFVoqjeEjt3SZKKqXHSApP/AjBLpF99zcJJZRq2abgYlf9lv1chkrWqDHUu
|
|
DZttmYJeEfiFBBavVYIF1dOlZT0G8jMCMBc7sOSZodFnAiryP+Qg9otSBjJ3bQML
|
|
pSTqy7c3a2AScC/YyOwkDaICHnnD3XyjMwIxALRzl0tQEKMXs6hH8ToUdlLROCrP
|
|
EhQ0wahUTCk1gKA4uPD6TMTChavbh4K63OvbKg==
|
|
-----END RSA PRIVATE KEY-----"""
|
|
|
|
|
|
def manhole(username, password, globals):
|
|
"""Starts a ssh listener with password authentication using
|
|
the given username and password. Clients connecting to the ssh
|
|
listener will find themselves in a colored python shell with
|
|
the supplied globals.
|
|
|
|
Args:
|
|
username(str): The username ssh clients should auth with.
|
|
password(str): The password ssh clients should auth with.
|
|
globals(dict): The variables to expose in the shell.
|
|
|
|
Returns:
|
|
twisted.internet.protocol.Factory: A factory to pass to ``listenTCP``
|
|
"""
|
|
|
|
checker = checkers.InMemoryUsernamePasswordDatabaseDontUse(
|
|
**{username: password}
|
|
)
|
|
|
|
rlm = manhole_ssh.TerminalRealm()
|
|
rlm.chainedProtocolFactory = lambda: insults.ServerProtocol(
|
|
ColoredManhole,
|
|
dict(globals, __name__="__console__")
|
|
)
|
|
|
|
factory = manhole_ssh.ConchFactory(portal.Portal(rlm, [checker]))
|
|
factory.publicKeys['ssh-rsa'] = Key.fromString(PUBLIC_KEY)
|
|
factory.privateKeys['ssh-rsa'] = Key.fromString(PRIVATE_KEY)
|
|
|
|
return factory
|