92 lines
3.2 KiB
Python
92 lines
3.2 KiB
Python
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#
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# Copyright 2006 sense.lab e.V.
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#
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# This file is part of the CryptoBox.
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#
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# The CryptoBox is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# The CryptoBox is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with the CryptoBox; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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__revision__ = "$Id$"
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import cryptobox.plugins.base
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from cryptobox.core.exceptions import *
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class volume_chpasswd(cryptobox.plugins.base.CryptoBoxPlugin):
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plugin_capabilities = [ "volume" ]
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plugin_visibility = [ "properties" ]
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request_auth = False
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rank = 70
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def do_action(self, store=None, old_pw=None, new_pw=None, new_pw2=None):
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self.container = self.cbox.get_container(self.device)
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if not self.container:
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return None
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elif store == "change_pw":
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return self.__change_password(old_pw, new_pw, new_pw2)
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elif not store:
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return "volume_chpasswd"
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else:
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self.cbox.log.info("plugin 'volume_chpasswd' - unknown action: %s" % store)
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return "volume_chpasswd"
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def get_status(self):
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"""chpasswd doesn't give any useful status information, other
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than True
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"""
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return True
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def is_useful(self, device):
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from cryptobox.core.container import CONTAINERTYPES as cont_types
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cont = self.cbox.get_container(device)
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if not cont:
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return False
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if cont.get_type() == cont_types["luks"]:
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return True
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return False
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def __change_password(self, old_pw, new_pw, new_pw2):
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if not old_pw:
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self.hdf["Data.Warning"] = "EmptyPassword"
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elif not new_pw:
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self.hdf["Data.Warning"] = "EmptyNewPassword"
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elif new_pw != new_pw2:
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self.hdf["Data.Warning"] = "DifferentPasswords"
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elif old_pw == new_pw:
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## do nothing
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pass
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else:
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try:
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self.container.change_password(old_pw, new_pw)
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except CBInvalidType, err_msg:
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self.cbox.log.info("plugin 'volume_chpasswd' - cannot change " \
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+ "passphrase for non-encrypted container (%s): %s" \
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% (self.device, err_msg))
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except CBVolumeIsActive:
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self.hdf["Data.Warning"] = "VolumeMayNotBeMounted"
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except CBChangePasswordError, err_msg:
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self.cbox.log.warn("plugin 'volume_chpasswd' - cannot change " \
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+ "password for device (%s): %s" % (self.device, err_msg))
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self.hdf["Data.Warning"] = "Plugins.volume_chpasswd.PasswordChange"
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else:
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self.hdf["Data.Success"] = "Plugins.volume_chpasswd.PasswordChange"
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return "volume_chpasswd"
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