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- #!/usr/bin/python2
- # -*- encoding: utf8 -*-
- #
- # The Qubes OS Project, http://www.qubes-os.org
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of the GNU General Public License
- # as published by the Free Software Foundation; either version 2
- # of the License, or (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- #
- #
- from __future__ import (
- absolute_import,
- division,
- print_function,
- unicode_literals,
- )
- from qubes.qubes import (
- register_qubes_vm_class,
- QubesException,
- QubesVm,
- )
- class QubesResizableVm(QubesVm):
- def resize_root_img(self, size):
- if self.template:
- raise QubesException("Cannot resize root.img of template-based VM"
- ". Resize the root.img of the template "
- "instead.")
- if self.is_running():
- raise QubesException("Cannot resize root.img of running VM")
- if size < self.get_root_img_sz():
- raise QubesException(
- "For your own safety shringing of root.img is disabled. If "
- "you really know what you are doing, use 'truncate' manually.")
- f_root = open(self.root_img, "a+b")
- f_root.truncate(size)
- f_root.close()
- class QubesResizableVmWithResize2fs(QubesResizableVm):
- def resize_root_img(self, size):
- super(QubesResizableVmWithResize2fs, self).resize_root_img(size)
- self.start(start_guid=False)
- self.run("resize2fs /dev/mapper/dmroot", user="root", wait=True,
- gui=False)
- self.shutdown()
- register_qubes_vm_class(QubesResizableVm)
- register_qubes_vm_class(QubesResizableVmWithResize2fs)
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