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# -*- test-case-name: twisted.conch.test.test_tap -*-
# Copyright (c) 2001-2009 Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Support module for making SSH servers with twistd.
"""
from twisted.conch import checkers, unix
from twisted.conch.openssh_compat import factory
from twisted.cred import portal
from twisted.python import usage
from twisted.application import strports
try:
from twisted.cred import pamauth
except ImportError:
pamauth = None
class Options(usage.Options):
synopsis = "[-i <interface>] [-p <port>] [-d <dir>] "
longdesc = "Makes a Conch SSH server."
optParameters = [
["interface", "i", "", "local interface to which we listen"],
["port", "p", "22", "Port on which to listen"],
["data", "d", "/etc", "directory to look for host keys in"],
["moduli", "", None, "directory to look for moduli in "
"(if different from --data)"]
]
zsh_actions = {"data" : "_dirs", "moduli" : "_dirs"}
def makeService(config):
t = factory.OpenSSHFactory()
t.portal = portal.Portal(unix.UnixSSHRealm())
t.portal.registerChecker(checkers.UNIXPasswordDatabase())
t.portal.registerChecker(checkers.SSHPublicKeyDatabase())
if pamauth is not None:
from twisted.cred.checkers import PluggableAuthenticationModulesChecker
t.portal.registerChecker(PluggableAuthenticationModulesChecker())
t.dataRoot = config['data']
t.moduliRoot = config['moduli'] or config['data']
port = config['port']
if config['interface']:
# Add warning here
port += ':interface='+config['interface']
return strports.service(port, t)
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