diff options
Diffstat (limited to 'synapse/util')
-rw-r--r-- | synapse/util/manhole.py | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/synapse/util/manhole.py b/synapse/util/manhole.py new file mode 100644 index 0000000000..9b106cdf47 --- /dev/null +++ b/synapse/util/manhole.py @@ -0,0 +1,46 @@ +# 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 + + +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__") + ) + + return manhole_ssh.ConchFactory(portal.Portal(rlm, [checker])) |