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Improved communication on Remove VM in Qube Manager

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When a user tries to remove a VM that's used by other VMs
or Global Settings from Qube Manager, they get information
about where the VM is used.

Depends on https://github.com/QubesOS/qubes-core-admin-client/pull/73
This commit is contained in:
Marta Marczykowska-Górecka 2018-07-18 23:51:37 +02:00
parent b8c1ec8dac
commit d46bf2aa8e
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GPG Key ID: 9A752C30B26FD04B
1 changed files with 26 additions and 15 deletions
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41
qubesmanager/qube_manager.py
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@ -35,6 +35,7 @@ from pydbus import SessionBus
from qubesadmin import Qubes
from qubesadmin import exc
from qubesadmin import utils
from PyQt4 import QtGui # pylint: disable=import-error
from PyQt4 import QtCore # pylint: disable=import-error
@ -685,21 +686,31 @@ class VmManagerWindow(ui_qubemanager.Ui_VmManagerWindow, QtGui.QMainWindow):
vm = self.get_selected_vm()
if vm.klass == 'TemplateVM':
dependent_vms = 0
for single_vm in self.qubes_app.domains:
if getattr(single_vm, 'template', None) == vm:
dependent_vms += 1
if dependent_vms > 0:
QtGui.QMessageBox.warning(
None, self.tr("Warning!"),
self.tr("This Template Qube cannot be removed, "
"because there is at least one Qube that is based "
"on it.<br><small>If you want to remove this "
"Template Qube and all the Qubes based on it, you "
"should first remove each individual Qube that "
"uses this template.</small>"))
return
dependencies = utils.vm_usage(self.qubes_app, vm)
if dependencies:
list_text = "<br>"
for (holder, prop) in dependencies:
if holder is None:
list_text += "- Global property <b>{}</b> <br>".format(prop)
else:
list_text += "- <b>{}</b> for qube <b>{}</b> <br>".format(
prop, holder.name)
list_text += "<br>"
info_dialog = QtGui.QMessageBox(self)
info_dialog.setWindowTitle(self.tr("Warning!"))
info_dialog.setText(
self.tr("This qube cannot be removed. It is used as:"
" <br>" + list_text + "<small>If you want to "
" remove this qube, you should remove or change "
" settings of each qube or setting that uses"
" it.</small>"))
info_dialog.setModal(False)
info_dialog.show()
self.qt_app.processEvents()
return
(requested_name, ok) = QtGui.QInputDialog.getText(
None, self.tr("Qube Removal Confirmation"),