8cb831da29
Add an exception for this limit - if for nothing else, to allow full backup restore (non-paranoid mode).
39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
# -*- encoding: utf8 -*-
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#
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# The Qubes OS Project, http://www.qubes-os.org
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#
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# Copyright (C) 2017 Wojtek Porczyk <woju@invisiblethingslab.com>
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#
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# This program 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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# This program 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 along
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# with this program; if not, see <http://www.gnu.org/licenses/>.
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import qubes.api
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import qubes.ext
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import qubes.vm.adminvm
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class AdminExtension(qubes.ext.Extension):
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# pylint: disable=too-few-public-methods
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@qubes.ext.handler(
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'admin-permission:admin.vm.tag.Set',
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'admin-permission:admin.vm.tag.Remove')
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def on_tag_set_or_remove(self, vm, event, arg, **kwargs):
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'''Forbid changing specific tags'''
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# pylint: disable=no-self-use,unused-argument
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if arg.startswith('created-by-') and \
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not isinstance(vm, qubes.vm.adminvm.AdminVM):
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raise qubes.api.PermissionDenied(
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'changing this tag is prohibited by {}.{}'.format(
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__name__, type(self).__name__))
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# TODO create that tag here (need to figure out how to pass mgmtvm name)
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