manager/qubesmanager/qube_manager.py
Marek Marczykowski-Górecki b28bd6e797
Merge remote-tracking branch 'qubesos/pr/60'
* qubesos/pr/60:
  Repaired manager icons
  Removed 'Seamless GUI' checkbox from VM settings
  Change default Qube Manager size
  Renamed 'VM' to 'qube' everywhere in manager
2018-01-29 23:55:07 +01:00

1191 lines
44 KiB
Python
Executable File

#!/usr/bin/python3
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2012 Agnieszka Kostrzewa <agnieszka.kostrzewa@gmail.com>
# Copyright (C) 2012 Marek Marczykowski-Górecki
# <marmarek@invisiblethingslab.com>
# Copyright (C) 2017 Wojtek Porczyk <woju@invisiblethingslab.com>
#
# 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 Lesser General Public License along
# with this program; if not, see <http://www.gnu.org/licenses/>.
#
#
import sys
import os
import os.path
import subprocess
import time
from datetime import datetime, timedelta
import traceback
from qubesadmin import Qubes
from qubesadmin import exc
from PyQt4 import QtGui # pylint: disable=import-error
from PyQt4 import QtCore # pylint: disable=import-error
from . import ui_qubemanager # pylint: disable=no-name-in-module
from . import thread_monitor
from . import table_widgets
from . import settings
from . import global_settings
from . import restore
from . import backup
from . import log_dialog
import threading
from qubesmanager.about import AboutDialog
class SearchBox(QtGui.QLineEdit):
def __init__(self, parent=None):
super(SearchBox, self).__init__(parent)
self.focusing = False
def focusInEvent(self, e): # pylint: disable=invalid-name
super(SearchBox, self).focusInEvent(e)
self.selectAll()
self.focusing = True
def mousePressEvent(self, e): # pylint: disable=invalid-name
super(SearchBox, self).mousePressEvent(e)
if self.focusing:
self.selectAll()
self.focusing = False
class VmRowInTable(object):
# pylint: disable=too-few-public-methods
def __init__(self, vm, row_no, table):
self.vm = vm
self.row_no = row_no
# TODO: replace a various different widgets with a more generic
# VmFeatureWidget or VMPropertyWidget
table_widgets.row_height = VmManagerWindow.row_height
table.setRowHeight(row_no, VmManagerWindow.row_height)
self.type_widget = table_widgets.VmTypeWidget(vm)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['Type'],
self.type_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['Type'],
self.type_widget.table_item)
self.label_widget = table_widgets.VmLabelWidget(vm)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['Label'],
self.label_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['Label'],
self.label_widget.table_item)
self.name_widget = table_widgets.VmNameItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Name'],
self.name_widget)
self.info_widget = table_widgets.VmInfoWidget(vm)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['State'],
self.info_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['State'],
self.info_widget.table_item)
self.template_widget = table_widgets.VmTemplateItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Template'],
self.template_widget)
self.netvm_widget = table_widgets.VmNetvmItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['NetVM'],
self.netvm_widget)
self.size_widget = table_widgets.VmSizeOnDiskItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Size'],
self.size_widget)
self.internal_widget = table_widgets.VmInternalItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Internal'],
self.internal_widget)
self.ip_widget = table_widgets.VmIPItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['IP'],
self.ip_widget)
self.include_in_backups_widget = \
table_widgets.VmIncludeInBackupsItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices[
'Backups'], self.include_in_backups_widget)
self.last_backup_widget = table_widgets.VmLastBackupItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices[
'Last backup'], self.last_backup_widget)
def update(self, update_size_on_disk=False):
"""
Update info in a single VM row
:param update_size_on_disk: should disk utilization be updated? the
widget will extract the data from VM object
:return: None
"""
self.info_widget.update_vm_state(self.vm)
if update_size_on_disk:
self.size_widget.update()
vm_shutdown_timeout = 20000 # in msec
vm_restart_check_timeout = 1000 # in msec
class VmShutdownMonitor(QtCore.QObject):
def __init__(self, vm, shutdown_time=vm_shutdown_timeout,
check_time=vm_restart_check_timeout,
and_restart=False, caller=None):
QtCore.QObject.__init__(self)
self.vm = vm
self.shutdown_time = shutdown_time
self.check_time = check_time
self.and_restart = and_restart
self.shutdown_started = datetime.now()
self.caller = caller
def restart_vm_if_needed(self):
if self.and_restart and self.caller:
self.caller.start_vm(self.vm)
def check_again_later(self):
# noinspection PyTypeChecker,PyCallByClass
QtCore.QTimer.singleShot(self.check_time, self.check_if_vm_has_shutdown)
def timeout_reached(self):
actual = datetime.now() - self.shutdown_started
allowed = timedelta(milliseconds=self.shutdown_time)
return actual > allowed
def check_if_vm_has_shutdown(self):
vm = self.vm
vm_is_running = vm.is_running()
try:
vm_start_time = datetime.fromtimestamp(float(vm.start_time))
except (AttributeError, TypeError):
vm_start_time = None
if vm_is_running and vm_start_time \
and vm_start_time < self.shutdown_started:
if self.timeout_reached():
reply = QtGui.QMessageBox.question(
None, self.tr("Qube Shutdown"),
self.tr(
"The Qube <b>'{0}'</b> hasn't shutdown within the last "
"{1} seconds, do you want to kill it?<br>").format(
vm.name, self.shutdown_time / 1000),
self.tr("Kill it!"),
self.tr("Wait another {0} seconds...").format(
self.shutdown_time / 1000))
if reply == 0:
vm.force_shutdown()
self.restart_vm_if_needed()
else:
self.shutdown_started = datetime.now()
self.check_again_later()
else:
self.check_again_later()
else:
if vm_is_running:
# Due to unknown reasons, Xen sometimes reports that a domain
# is running even though its start-up timestamp is not valid.
# Make sure that "restart_vm_if_needed" is not called until
# the domain has been completely shut down according to Xen.
self.check_again_later()
return
self.restart_vm_if_needed()
class VmManagerWindow(ui_qubemanager.Ui_VmManagerWindow, QtGui.QMainWindow):
# pylint: disable=too-many-instance-attributes
row_height = 30
column_width = 200
search = ""
# suppress saving settings while initializing widgets
settings_loaded = False
columns_indices = {"Type": 0,
"Label": 1,
"Name": 2,
"State": 3,
"Template": 4,
"NetVM": 5,
"Size": 6,
"Internal": 7,
"IP": 8,
"Backups": 9,
"Last backup": 10,
}
def __init__(self, qubes_app, qt_app, parent=None):
# pylint: disable=unused-argument
super(VmManagerWindow, self).__init__()
self.setupUi(self)
self.manager_settings = QtCore.QSettings(self)
self.qubes_app = qubes_app
self.qt_app = qt_app
self.searchbox = SearchBox()
self.searchbox.setValidator(QtGui.QRegExpValidator(
QtCore.QRegExp("[a-zA-Z0-9-]*", QtCore.Qt.CaseInsensitive), None))
self.searchContainer.addWidget(self.searchbox)
self.connect(self.table, QtCore.SIGNAL("itemSelectionChanged()"),
self.table_selection_changed)
self.table.setColumnWidth(0, self.column_width)
self.sort_by_column = "Type"
self.sort_order = QtCore.Qt.AscendingOrder
self.vms_list = []
self.vms_in_table = {}
self.reload_table = False
self.frame_width = 0
self.frame_height = 0
self.move(self.x(), 0)
self.columns_actions = {
self.columns_indices["Type"]: self.action_vm_type,
self.columns_indices["Label"]: self.action_label,
self.columns_indices["Name"]: self.action_name,
self.columns_indices["State"]: self.action_state,
self.columns_indices["Template"]: self.action_template,
self.columns_indices["NetVM"]: self.action_netvm,
self.columns_indices["Size"]: self.action_size_on_disk,
self.columns_indices["Internal"]: self.action_internal,
self.columns_indices["IP"]: self
.action_ip, self.columns_indices["Backups"]: self
.action_backups, self.columns_indices["Last backup"]: self
.action_last_backup
}
self.visible_columns_count = len(self.columns_indices)
self.table.setColumnWidth(self.columns_indices["State"], 80)
self.table.setColumnWidth(self.columns_indices["Name"], 150)
self.table.setColumnWidth(self.columns_indices["Label"], 40)
self.table.setColumnWidth(self.columns_indices["Type"], 40)
self.table.setColumnWidth(self.columns_indices["Size"], 100)
self.table.setColumnWidth(self.columns_indices["Internal"], 60)
self.table.setColumnWidth(self.columns_indices["IP"], 100)
self.table.setColumnWidth(self.columns_indices["Backups"], 60)
self.table.setColumnWidth(self.columns_indices["Last backup"], 90)
self.table.horizontalHeader().setResizeMode(
QtGui.QHeaderView.Interactive)
self.table.horizontalHeader().setStretchLastSection(True)
self.table.sortItems(self.columns_indices[self.sort_by_column],
self.sort_order)
self.context_menu = QtGui.QMenu(self)
self.context_menu.addAction(self.action_settings)
self.context_menu.addAction(self.action_editfwrules)
self.context_menu.addAction(self.action_appmenus)
self.context_menu.addAction(self.action_set_keyboard_layout)
self.context_menu.addSeparator()
self.context_menu.addAction(self.action_updatevm)
self.context_menu.addAction(self.action_run_command_in_vm)
self.context_menu.addAction(self.action_resumevm)
self.context_menu.addAction(self.action_startvm_tools_install)
self.context_menu.addAction(self.action_pausevm)
self.context_menu.addAction(self.action_shutdownvm)
self.context_menu.addAction(self.action_restartvm)
self.context_menu.addAction(self.action_killvm)
self.context_menu.addSeparator()
self.context_menu.addAction(self.action_clonevm)
self.context_menu.addAction(self.action_removevm)
self.context_menu.addSeparator()
self.context_menu.addMenu(self.logs_menu)
self.context_menu.addSeparator()
self.tools_context_menu = QtGui.QMenu(self)
self.tools_context_menu.addAction(self.action_toolbar)
self.tools_context_menu.addAction(self.action_menubar)
self.connect(
self.table.horizontalHeader(),
QtCore.SIGNAL("sortIndicatorChanged(int, Qt::SortOrder)"),
self.sort_indicator_changed)
self.connect(self.table,
QtCore.SIGNAL("customContextMenuRequested(const QPoint&)"),
self.open_context_menu)
self.connect(self.menubar,
QtCore.SIGNAL("customContextMenuRequested(const QPoint&)"),
lambda pos: self.open_tools_context_menu(self.menubar,
pos))
self.connect(self.toolbar,
QtCore.SIGNAL("customContextMenuRequested(const QPoint&)"),
lambda pos: self.open_tools_context_menu(self.toolbar,
pos))
self.connect(self.logs_menu, QtCore.SIGNAL("triggered(QAction *)"),
self.show_log)
self.connect(self.searchbox,
QtCore.SIGNAL("textChanged(const QString&)"),
self.do_search)
self.table.setContentsMargins(0, 0, 0, 0)
self.centralwidget.layout().setContentsMargins(0, 0, 0, 0)
self.layout().setContentsMargins(0, 0, 0, 0)
self.connect(self.action_menubar, QtCore.SIGNAL("toggled(bool)"),
self.showhide_menubar)
self.connect(self.action_toolbar, QtCore.SIGNAL("toggled(bool)"),
self.showhide_toolbar)
self.load_manager_settings()
self.fill_table()
self.counter = 0
self.update_size_on_disk = False
self.shutdown_monitor = {}
def load_manager_settings(self):
# visible columns
self.visible_columns_count = 0
for col in self.columns_indices:
col_no = self.columns_indices[col]
visible = self.manager_settings.value(
'columns/%s' % col,
defaultValue="true")
self.columns_actions[col_no].setChecked(visible == "true")
self.visible_columns_count += 1
self.sort_by_column = str(
self.manager_settings.value("view/sort_column",
defaultValue=self.sort_by_column))
self.sort_order = QtCore.Qt.SortOrder(
self.manager_settings.value("view/sort_order",
defaultValue=self.sort_order))
self.table.sortItems(self.columns_indices[self.sort_by_column],
self.sort_order)
if not self.manager_settings.value("view/menubar_visible",
defaultValue=True):
self.action_menubar.setChecked(False)
if not self.manager_settings.value("view/toolbar_visible",
defaultValue=True):
self.action_toolbar.setChecked(False)
self.settings_loaded = True
def get_vms_list(self):
return [vm for vm in self.qubes_app.domains]
def fill_table(self):
# save current selection
row_index = self.table.currentRow()
selected_qid = -1
if row_index != -1:
vm_item = self.table.item(row_index, self.columns_indices["Name"])
if vm_item:
selected_qid = vm_item.qid
self.table.setSortingEnabled(False)
self.table.clearContents()
vms_list = self.get_vms_list()
vms_in_table = {}
row_no = 0
for vm in vms_list:
vm_row = VmRowInTable(vm, row_no, self.table)
vms_in_table[vm.qid] = vm_row
row_no += 1
self.table.setRowCount(row_no)
self.vms_list = vms_list
self.vms_in_table = vms_in_table
self.reload_table = False
if selected_qid in vms_in_table.keys():
self.table.setCurrentItem(
self.vms_in_table[selected_qid].name_widget)
self.table.setSortingEnabled(True)
self.showhide_vms()
def showhide_vms(self):
if not self.search:
for row_no in range(self.table.rowCount()):
self.table.setRowHidden(row_no, False)
else:
for row_no in range(self.table.rowCount()):
widget = self.table.cellWidget(row_no,
self.columns_indices["State"])
show = (self.search in widget.vm.name)
self.table.setRowHidden(row_no, not show)
@QtCore.pyqtSlot(str)
def do_search(self, search):
self.search = str(search)
self.showhide_vms()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_search_triggered')
def action_search_triggered(self):
self.searchbox.setFocus()
def mark_table_for_update(self):
self.reload_table = True
def update_table(self):
self.fill_table()
# TODO: instead of manually refreshing the entire table, use dbus events
# reapply sorting
if self.sort_by_column:
self.table.sortByColumn(self.columns_indices[self.sort_by_column])
self.table_selection_changed()
# noinspection PyPep8Naming
def sort_indicator_changed(self, column, order):
self.sort_by_column = [name for name in self.columns_indices if
self.columns_indices[name] == column][0]
self.sort_order = order
if self.settings_loaded:
self.manager_settings.setValue('view/sort_column',
self.sort_by_column)
self.manager_settings.setValue('view/sort_order', self.sort_order)
self.manager_settings.sync()
def table_selection_changed(self):
vm = self.get_selected_vm()
if vm is not None and vm in self.qubes_app.domains:
# TODO: add boot from device to menu and add windows tools there
# Update available actions:
self.action_settings.setEnabled(vm.klass != 'AdminVM')
self.action_removevm.setEnabled(
vm.klass != 'AdminVM' and not vm.is_running())
self.action_clonevm.setEnabled(vm.klass != 'AdminVM')
self.action_resumevm.setEnabled(
not vm.is_running() or vm.get_power_state() == "Paused")
self.action_pausevm.setEnabled(
vm.is_running() and vm.get_power_state() != "Paused"
and vm.klass != 'AdminVM')
self.action_shutdownvm.setEnabled(
vm.is_running() and vm.get_power_state() != "Paused"
and vm.klass != 'AdminVM')
self.action_restartvm.setEnabled(
vm.is_running() and vm.get_power_state() != "Paused"
and vm.klass != 'AdminVM' and vm.klass != 'DispVM')
self.action_killvm.setEnabled(
(vm.get_power_state() == "Paused" or vm.is_running())
and vm.klass != 'AdminVM')
self.action_appmenus.setEnabled(
vm.klass != 'AdminVM' and vm.klass != 'DispVM'
and not vm.features.get('internal', False))
self.action_editfwrules.setEnabled(vm.klass != 'AdminVM')
self.action_updatevm.setEnabled(getattr(vm, 'updateable', False)
or vm.qid == 0)
self.action_run_command_in_vm.setEnabled(
not vm.get_power_state() == "Paused" and vm.qid != 0)
self.action_set_keyboard_layout.setEnabled(
vm.qid != 0 and
vm.get_power_state() != "Paused" and vm.is_running())
else:
self.action_settings.setEnabled(False)
self.action_removevm.setEnabled(False)
self.action_clonevm.setEnabled(False)
self.action_resumevm.setEnabled(False)
self.action_pausevm.setEnabled(False)
self.action_shutdownvm.setEnabled(False)
self.action_restartvm.setEnabled(False)
self.action_killvm.setEnabled(False)
self.action_appmenus.setEnabled(False)
self.action_editfwrules.setEnabled(False)
self.action_updatevm.setEnabled(False)
self.action_run_command_in_vm.setEnabled(False)
self.action_set_keyboard_layout.setEnabled(False)
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_createvm_triggered')
def action_createvm_triggered(self): # pylint: disable=no-self-use
subprocess.check_call('qubes-vm-create')
def get_selected_vm(self):
# vm selection relies on the VmInfo widget's value used
# for sorting by VM name
row_index = self.table.currentRow()
if row_index != -1:
vm_item = self.table.item(row_index, self.columns_indices["Name"])
# here is possible race with update_table timer so check
# if really got the item
if vm_item is None:
return None
qid = vm_item.qid
assert self.vms_in_table[qid] is not None
vm = self.vms_in_table[qid].vm
return vm
else:
return None
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_removevm_triggered')
def action_removevm_triggered(self):
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
(requested_name, ok) = QtGui.QInputDialog.getText(
None, self.tr("Qube Removal Confirmation"),
self.tr("Are you sure you want to remove the Qube <b>'{0}'</b>"
"?<br> All data on this Qube's private storage will be "
"lost!<br><br>Type the name of the Qube (<b>{1}</b>) below "
"to confirm:").format(vm.name, vm.name))
if not ok:
# user clicked cancel
return
elif requested_name != vm.name:
# name did not match
QtGui.QMessageBox.warning(
None,
self.tr("Qube removal confirmation failed"),
self.tr(
"Entered name did not match! Not removing "
"{0}.").format(vm.name))
return
else:
# remove the VM
t_monitor = thread_monitor.ThreadMonitor()
thread = threading.Thread(target=self.do_remove_vm,
args=(vm, self.qubes_app, t_monitor))
thread.daemon = True
thread.start()
progress = QtGui.QProgressDialog(
self.tr(
"Removing Qube: <b>{0}</b>...").format(vm.name), "", 0, 0)
progress.setCancelButton(None)
progress.setModal(True)
progress.show()
while not t_monitor.is_finished():
self.qt_app.processEvents()
time.sleep(0.1)
progress.hide()
if t_monitor.success:
pass
else:
QtGui.QMessageBox.warning(None, self.tr("Error removing Qube!"),
self.tr("ERROR: {0}").format(
t_monitor.error_msg))
self.update_table()
@staticmethod
def do_remove_vm(vm, qubes_app, t_monitor):
try:
del qubes_app.domains[vm.name]
except exc.QubesException as ex:
t_monitor.set_error_msg(str(ex))
t_monitor.set_finished()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_clonevm_triggered')
def action_clonevm_triggered(self):
vm = self.get_selected_vm()
name_number = 1
name_format = vm.name + '-clone-%d'
while name_format % name_number in self.qubes_app.domains.keys():
name_number += 1
(clone_name, ok) = QtGui.QInputDialog.getText(
self, self.tr('Qubes clone Qube'),
self.tr('Enter name for Qube <b>{}</b> clone:').format(vm.name),
text=(name_format % name_number))
if not ok or clone_name == "":
return
t_monitor = thread_monitor.ThreadMonitor()
thread = threading.Thread(target=self.do_clone_vm,
args=(vm, self.qubes_app,
clone_name, t_monitor))
thread.daemon = True
thread.start()
progress = QtGui.QProgressDialog(
self.tr("Cloning Qube <b>{0}</b> to <b>{1}</b>...").format(
vm.name, clone_name), "", 0, 0)
progress.setCancelButton(None)
progress.setModal(True)
progress.show()
while not t_monitor.is_finished():
self.qt_app.processEvents()
time.sleep(0.2)
progress.hide()
if not t_monitor.success:
QtGui.QMessageBox.warning(
None,
self.tr("Error while cloning Qube"),
self.tr("Exception while cloning:<br>{0}").format(
t_monitor.error_msg))
self.update_table()
@staticmethod
def do_clone_vm(src_vm, qubes_app, dst_name, t_monitor):
dst_vm = None
try:
dst_vm = qubes_app.clone_vm(src_vm, dst_name)
except exc.QubesException as ex:
t_monitor.set_error_msg(str(ex))
if dst_vm:
pass
t_monitor.set_finished()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_resumevm_triggered')
def action_resumevm_triggered(self):
vm = self.get_selected_vm()
if vm.get_power_state() in ["Paused", "Suspended"]:
try:
vm.unpause()
except exc.QubesException as ex:
QtGui.QMessageBox.warning(
None, self.tr("Error unpausing Qube!"),
self.tr("ERROR: {0}").format(ex))
return
self.start_vm(vm)
self.update_table()
def start_vm(self, vm):
if vm.is_running():
return
t_monitor = thread_monitor.ThreadMonitor()
thread = threading.Thread(target=self.do_start_vm,
args=(vm, t_monitor))
thread.daemon = True
thread.start()
while not t_monitor.is_finished():
self.qt_app.processEvents()
time.sleep(0.1)
if not t_monitor.success:
QtGui.QMessageBox.warning(
None,
self.tr("Error starting Qube!"),
self.tr("ERROR: {0}").format(t_monitor.error_msg))
self.update_table()
@staticmethod
def do_start_vm(vm, t_monitor):
try:
vm.start()
except exc.QubesException as ex:
t_monitor.set_error_msg(str(ex))
t_monitor.set_finished()
return
t_monitor.set_finished()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_startvm_tools_install_triggered')
# TODO: replace with boot from device
def action_startvm_tools_install_triggered(self):
# pylint: disable=invalid-name
pass
@QtCore.pyqtSlot(name='on_action_pausevm_triggered')
def action_pausevm_triggered(self):
vm = self.get_selected_vm()
assert vm.is_running()
try:
vm.pause()
self.update_table()
except exc.QubesException as ex:
QtGui.QMessageBox.warning(
None,
self.tr("Error pausing Qube!"),
self.tr("ERROR: {0}").format(ex))
return
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_shutdownvm_triggered')
def action_shutdownvm_triggered(self):
vm = self.get_selected_vm()
assert vm.is_running()
reply = QtGui.QMessageBox.question(
None, self.tr("Qube Shutdown Confirmation"),
self.tr("Are you sure you want to power down the Qube"
" <b>'{0}'</b>?<br><small>This will shutdown all the "
"running applications within this Qube.</small>").format(
vm.name), QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel)
self.qt_app.processEvents()
if reply == QtGui.QMessageBox.Yes:
self.shutdown_vm(vm)
self.update_table()
def shutdown_vm(self, vm, shutdown_time=vm_shutdown_timeout,
check_time=vm_restart_check_timeout, and_restart=False):
try:
vm.shutdown()
except exc.QubesException as ex:
QtGui.QMessageBox.warning(
None,
self.tr("Error shutting down Qube!"),
self.tr("ERROR: {0}").format(ex))
return
self.shutdown_monitor[vm.qid] = VmShutdownMonitor(vm, shutdown_time,
check_time,
and_restart, self)
# noinspection PyCallByClass,PyTypeChecker
QtCore.QTimer.singleShot(check_time, self.shutdown_monitor[
vm.qid].check_if_vm_has_shutdown)
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_restartvm_triggered')
def action_restartvm_triggered(self):
vm = self.get_selected_vm()
assert vm.is_running()
reply = QtGui.QMessageBox.question(
None, self.tr("Qube Restart Confirmation"),
self.tr("Are you sure you want to restart the Qube <b>'{0}'</b>?"
"<br><small>This will shutdown all the running "
"applications within this Qube.</small>").format(vm.name),
QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel)
self.qt_app.processEvents()
if reply == QtGui.QMessageBox.Yes:
self.shutdown_vm(vm, and_restart=True)
self.update_table()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_killvm_triggered')
def action_killvm_triggered(self):
vm = self.get_selected_vm()
assert vm.is_running() or vm.is_paused()
reply = QtGui.QMessageBox.question(
None, self.tr("Qube Kill Confirmation"),
self.tr("Are you sure you want to kill the Qube <b>'{0}'</b>?<br>"
"<small>This will end <b>(not shutdown!)</b> all the "
"running applications within this Qube.</small>").format(
vm.name),
QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel,
QtGui.QMessageBox.Cancel)
self.qt_app.processEvents()
if reply == QtGui.QMessageBox.Yes:
try:
vm.force_shutdown()
except exc.QubesException as ex:
QtGui.QMessageBox.critical(
None, self.tr("Error while killing Qube!"),
self.tr(
"<b>An exception ocurred while killing {0}.</b><br>"
"ERROR: {1}").format(vm.name, ex))
return
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_settings_triggered')
def action_settings_triggered(self):
vm = self.get_selected_vm()
if vm:
settings_window = settings.VMSettingsWindow(
vm, self.qt_app, "basic")
settings_window.exec_()
self.update_table()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_appmenus_triggered')
def action_appmenus_triggered(self):
vm = self.get_selected_vm()
if vm:
settings_window = settings.VMSettingsWindow(
vm, self.qt_app, "applications")
settings_window.exec_()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_refresh_list_triggered')
def action_refresh_list_triggered(self):
self.update_table()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_updatevm_triggered')
def action_updatevm_triggered(self):
vm = self.get_selected_vm()
if not vm.is_running():
reply = QtGui.QMessageBox.question(
None, self.tr("Qube Update Confirmation"),
self.tr(
"<b>{0}</b><br>The Qube has to be running to be updated."
"<br>Do you want to start it?<br>").format(vm.name),
QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel)
if reply != QtGui.QMessageBox.Yes:
return
self.qt_app.processEvents()
t_monitor = thread_monitor.ThreadMonitor()
thread = threading.Thread(target=self.do_update_vm,
args=(vm, t_monitor))
thread.daemon = True
thread.start()
progress = QtGui.QProgressDialog(
self.tr(
"<b>{0}</b><br>Please wait for the updater to "
"launch...").format(vm.name), "", 0, 0)
progress.setCancelButton(None)
progress.setModal(True)
progress.show()
while not t_monitor.is_finished():
self.qt_app.processEvents()
time.sleep(0.2)
progress.hide()
if vm.qid != 0:
if not t_monitor.success:
QtGui.QMessageBox.warning(
None,
self.tr("Error on Qube update!"),
self.tr("ERROR: {0}").format(t_monitor.error_msg))
self.update_table()
@staticmethod
def do_update_vm(vm, t_monitor):
try:
if vm.qid == 0:
subprocess.check_call(
["/usr/bin/qubes-dom0-update", "--clean", "--gui"])
else:
if not vm.is_running():
vm.start()
vm.run_service("qubes.InstallUpdatesGUI",
user="root", wait=False)
except (ChildProcessError, exc.QubesException) as ex:
t_monitor.set_error_msg(str(ex))
t_monitor.set_finished()
return
t_monitor.set_finished()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_run_command_in_vm_triggered')
def action_run_command_in_vm_triggered(self):
# pylint: disable=invalid-name
vm = self.get_selected_vm()
(command_to_run, ok) = QtGui.QInputDialog.getText(
self, self.tr('Qubes command entry'),
self.tr('Run command in <b>{}</b>:').format(vm.name))
if not ok or command_to_run == "":
return
t_monitor = thread_monitor.ThreadMonitor()
thread = threading.Thread(target=self.do_run_command_in_vm, args=(
vm, command_to_run, t_monitor))
thread.daemon = True
thread.start()
while not t_monitor.is_finished():
self.qt_app.processEvents()
time.sleep(0.2)
if not t_monitor.success:
QtGui.QMessageBox.warning(
None, self.tr("Error while running command"),
self.tr("Exception while running command:<br>{0}").format(
t_monitor.error_msg))
@staticmethod
def do_run_command_in_vm(vm, command_to_run, t_monitor):
try:
vm.run(command_to_run)
except (ChildProcessError, exc.QubesException) as ex:
t_monitor.set_error_msg(str(ex))
t_monitor.set_finished()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_set_keyboard_layout_triggered')
def action_set_keyboard_layout_triggered(self):
# pylint: disable=invalid-name
vm = self.get_selected_vm()
vm.run('qubes-change-keyboard-layout')
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_editfwrules_triggered')
def action_editfwrules_triggered(self):
vm = self.get_selected_vm()
settings_window = settings.VMSettingsWindow(vm, self.qt_app, "firewall")
settings_window.exec_()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_global_settings_triggered')
def action_global_settings_triggered(self): # pylint: disable=invalid-name
global_settings_window = global_settings.GlobalSettingsWindow(
self.qt_app,
self.qubes_app)
global_settings_window.exec_()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_show_network_triggered')
def action_show_network_triggered(self):
pass
# TODO: revive for 4.1
# network_notes_dialog = NetworkNotesDialog()
# network_notes_dialog.exec_()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_restore_triggered')
def action_restore_triggered(self):
restore_window = restore.RestoreVMsWindow(self.qt_app, self.qubes_app)
restore_window.exec_()
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_backup_triggered')
def action_backup_triggered(self):
backup_window = backup.BackupVMsWindow(self.qt_app, self.qubes_app)
backup_window.exec_()
def showhide_menubar(self, checked):
self.menubar.setVisible(checked)
if not checked:
self.context_menu.addAction(self.action_menubar)
else:
self.context_menu.removeAction(self.action_menubar)
if self.settings_loaded:
self.manager_settings.setValue('view/menubar_visible', checked)
self.manager_settings.sync()
def showhide_toolbar(self, checked):
self.toolbar.setVisible(checked)
if not checked:
self.context_menu.addAction(self.action_toolbar)
else:
self.context_menu.removeAction(self.action_toolbar)
if self.settings_loaded:
self.manager_settings.setValue('view/toolbar_visible', checked)
self.manager_settings.sync()
def showhide_column(self, col_num, show):
self.table.setColumnHidden(col_num, not show)
val = 1 if show else -1
self.visible_columns_count += val
if self.visible_columns_count == 1:
# disable hiding the last one
for col in self.columns_actions:
if self.columns_actions[col].isChecked():
self.columns_actions[col].setEnabled(False)
break
elif self.visible_columns_count == 2 and val == 1:
# enable hiding previously disabled column
for col in self.columns_actions:
if not self.columns_actions[col].isEnabled():
self.columns_actions[col].setEnabled(True)
break
if self.settings_loaded:
col_name = [name for name in self.columns_indices if
self.columns_indices[name] == col_num][0]
self.manager_settings.setValue('columns/%s' % col_name, show)
self.manager_settings.sync()
def on_action_vm_type_toggled(self, checked):
self.showhide_column(self.columns_indices['Type'], checked)
def on_action_label_toggled(self, checked):
self.showhide_column(self.columns_indices['Label'], checked)
def on_action_name_toggled(self, checked):
self.showhide_column(self.columns_indices['Name'], checked)
def on_action_state_toggled(self, checked):
self.showhide_column(self.columns_indices['State'], checked)
def on_action_internal_toggled(self, checked):
self.showhide_column(self.columns_indices['Internal'], checked)
def on_action_ip_toggled(self, checked):
self.showhide_column(self.columns_indices['IP'], checked)
def on_action_backups_toggled(self, checked):
self.showhide_column(self.columns_indices['Backups'], checked)
def on_action_last_backup_toggled(self, checked):
self.showhide_column(self.columns_indices['Last backup'], checked)
def on_action_template_toggled(self, checked):
self.showhide_column(self.columns_indices['Template'], checked)
def on_action_netvm_toggled(self, checked):
self.showhide_column(self.columns_indices['NetVM'], checked)
def on_action_size_on_disk_toggled(self, checked):
self.showhide_column(self.columns_indices['Size'], checked)
# noinspection PyArgumentList
@QtCore.pyqtSlot(name='on_action_about_qubes_triggered')
def action_about_qubes_triggered(self): # pylint: disable=no-self-use
about = AboutDialog()
about.exec_()
def createPopupMenu(self): # pylint: disable=invalid-name
menu = QtGui.QMenu()
menu.addAction(self.action_toolbar)
menu.addAction(self.action_menubar)
return menu
def open_tools_context_menu(self, widget, point):
self.tools_context_menu.exec_(widget.mapToGlobal(point))
@QtCore.pyqtSlot('const QPoint&')
def open_context_menu(self, point):
vm = self.get_selected_vm()
# logs menu
self.logs_menu.clear()
if vm.qid == 0:
logfiles = ["/var/log/xen/console/hypervisor.log"]
else:
logfiles = [
"/var/log/xen/console/guest-" + vm.name + ".log",
"/var/log/xen/console/guest-" + vm.name + "-dm.log",
"/var/log/qubes/guid." + vm.name + ".log",
"/var/log/qubes/qrexec." + vm.name + ".log",
]
menu_empty = True
for logfile in logfiles:
if os.path.exists(logfile):
action = self.logs_menu.addAction(QtGui.QIcon(":/log.png"),
logfile)
action.setData(logfile)
menu_empty = False
self.logs_menu.setEnabled(not menu_empty)
self.context_menu.exec_(self.table.mapToGlobal(point))
@QtCore.pyqtSlot('QAction *')
def show_log(self, action):
log = str(action.data())
log_dlg = log_dialog.LogDialog(self.qt_app, log)
log_dlg.exec_()
# Bases on the original code by:
# Copyright (c) 2002-2007 Pascal Varet <p.varet@gmail.com>
def handle_exception(exc_type, exc_value, exc_traceback):
filename, line, dummy, dummy = traceback.extract_tb(exc_traceback).pop()
filename = os.path.basename(filename)
error = "%s: %s" % (exc_type.__name__, exc_value)
strace = ""
stacktrace = traceback.extract_tb(exc_traceback)
while stacktrace:
(filename, line, func, txt) = stacktrace.pop()
strace += "----\n"
strace += "line: %s\n" % txt
strace += "func: %s\n" % func
strace += "line no.: %d\n" % line
strace += "file: %s\n" % filename
msg_box = QtGui.QMessageBox()
msg_box.setDetailedText(strace)
msg_box.setIcon(QtGui.QMessageBox.Critical)
msg_box.setWindowTitle("Houston, we have a problem...")
msg_box.setText("Whoops. A critical error has occured. "
"This is most likely a bug in Qubes Manager.<br><br>"
"<b><i>%s</i></b>" % error +
"<br/>at line <b>%d</b><br/>of file %s.<br/><br/>"
% (line, filename))
msg_box.exec_()
def main():
qt_app = QtGui.QApplication(sys.argv)
qt_app.setOrganizationName("The Qubes Project")
qt_app.setOrganizationDomain("http://qubes-os.org")
qt_app.setApplicationName("Qube Manager")
qt_app.setWindowIcon(QtGui.QIcon.fromTheme("qubes-manager"))
sys.excepthook = handle_exception
qubes_app = Qubes()
manager_window = VmManagerWindow(qubes_app, qt_app)
manager_window.show()
manager_window.update_table()
qt_app.exec_()
if __name__ == "__main__":
main()