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- # 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.manhole import ColoredManhole
- from twisted.conch.insults import insults
- from twisted.conch import manhole_ssh
- from twisted.cred import checkers, portal
- from twisted.conch.ssh.keys import Key
- 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
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