#!/usr/bin/python3 # # The Qubes OS Project, http://www.qubes-os.org # # Copyright (C) 2012 Agnieszka Kostrzewa # Copyright (C) 2012 Marek Marczykowski-Górecki # # Copyright (C) 2017 Wojtek Porczyk # # 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 . # # import sys import os import os.path import subprocess import time from datetime import datetime, timedelta import traceback import threading import quamash import asyncio from contextlib import suppress from qubesadmin import Qubes from qubesadmin import exc from qubesadmin import utils from qubesadmin import events from PyQt4 import QtGui # pylint: disable=import-error from PyQt4 import QtCore # pylint: disable=import-error from qubesmanager.about import AboutDialog 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 from . import utils as manager_utils 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: # pylint: disable=too-few-public-methods def __init__(self, vm, row_no, table): self.vm = vm # 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) self.table = table 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 """ try: self.info_widget.update_vm_state() self.template_widget.update() self.netvm_widget.update() self.internal_widget.update() self.ip_widget.update() self.include_in_backups_widget.update() self.last_backup_widget.update() if update_size_on_disk: self.size_widget.update() except exc.QubesPropertyAccessError: pass except exc.QubesDaemonNoResponseError: # TODO: this will be fixed by a rewrite moving the event system to # AdminAPI pass #force re-sorting self.table.setSortingEnabled(True) 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, ValueError): 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 '{0}' hasn't shutdown within the last " "{1} seconds, do you want to kill it?
").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: try: vm.kill() except exc.QubesVMNotStartedError: # the VM shut down while the user was thinking about # shutting it down pass 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, qt_app, qubes_app, dispatcher, 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.frame_width = 0 self.frame_height = 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) # Other columns get sensible default sizes, but those have only # icon content, and thus PyQt makes them too wide self.table.setColumnWidth(self.columns_indices["State"], 80) self.table.setColumnWidth(self.columns_indices["Label"], 40) self.table.setColumnWidth(self.columns_indices["Type"], 40) self.table.horizontalHeader().setResizeMode( QtGui.QHeaderView.Interactive) self.table.horizontalHeader().setStretchLastSection(True) self.table.horizontalHeader().setMinimumSectionSize(40) 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.dom0_context_menu = QtGui.QMenu(self) self.dom0_context_menu.addAction(self.action_global_settings) self.dom0_context_menu.addAction(self.action_updatevm) self.dom0_context_menu.addSeparator() self.dom0_context_menu.addMenu(self.logs_menu) self.dom0_context_menu.addSeparator() 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.update_size_on_disk = False self.shutdown_monitor = {} # Connect events self.dispatcher = dispatcher dispatcher.add_handler('domain-pre-start', self.on_domain_status_changed) dispatcher.add_handler('domain-start', self.on_domain_status_changed) dispatcher.add_handler('domain-start-failed', self.on_domain_status_changed) dispatcher.add_handler('domain-stopped', self.on_domain_status_changed) dispatcher.add_handler('domain-shutdown', self.on_domain_status_changed) dispatcher.add_handler('domain-add', self.on_domain_added) dispatcher.add_handler('domain-delete', self.on_domain_removed) dispatcher.add_handler('property-set:*', self.on_domain_changed) dispatcher.add_handler('property-del:*', self.on_domain_changed) dispatcher.add_handler('property-load', self.on_domain_changed) # Check Updates Timer timer = QtCore.QTimer(self) timer.timeout.connect(self.check_updates) timer.start(1000 * 30) # 30s self.check_updates() def closeEvent(self, event): # pylint: disable=invalid-name # save window size at close self.manager_settings.setValue("window_size", self.size()) event.accept() def check_updates(self): for vm in self.qubes_app.domains: if vm.klass in {'TemplateVM', 'StandaloneVM'}: try: self.vms_in_table[vm.qid].update() except exc.QubesException: # the VM might have vanished in the meantime pass def on_domain_added(self, _submitter, _event, vm, **_kwargs): self.table.setSortingEnabled(False) row_no = self.table.rowCount() self.table.setRowCount(row_no + 1) for domain in self.qubes_app.domains: if domain == vm: vm_row = VmRowInTable(domain, row_no, self.table) self.vms_in_table[domain.qid] = vm_row self.table.setSortingEnabled(True) self.showhide_vms() return # Never should reach here raise RuntimeError('Added domain not found') def on_domain_removed(self, _submitter, _event, **kwargs): row_to_delete = None qid_to_delete = None for qid, row in self.vms_in_table.items(): if row.vm.name == kwargs['vm']: row_to_delete = row qid_to_delete = qid if not row_to_delete: return # for some reason, the VM was removed in some other way del self.vms_in_table[qid_to_delete] self.table.removeRow(row_to_delete.name_widget.row()) def on_domain_status_changed(self, vm, _event, **_kwargs): self.vms_in_table[vm.qid].info_widget.update_vm_state() if vm == self.get_selected_vm(): self.table_selection_changed() if vm.klass == 'TemplateVM': for row in self.vms_in_table.values(): if getattr(row.vm, 'template', None) == vm: row.info_widget.update_vm_state() def on_domain_changed(self, vm, _event, **_kwargs): self.vms_in_table[vm.qid].update() 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) # load last window size self.resize(self.manager_settings.value("window_size", QtCore.QSize(1100, 600))) self.settings_loaded = True def get_vms_list(self): return [vm for vm in self.qubes_app.domains] def fill_table(self): progress = QtGui.QProgressDialog( self.tr( "Loading Qube Manager..."), "", 0, 0) progress.setWindowTitle(self.tr("Qube Manager")) progress.setWindowFlags(QtCore.Qt.Window | QtCore.Qt.WindowTitleHint | QtCore.Qt.CustomizeWindowHint) progress.setCancelButton(None) progress.setModal(True) progress.show() self.table.setSortingEnabled(False) vms_list = self.get_vms_list() vms_in_table = {} self.table.setRowCount(len(vms_list)) 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.qt_app.processEvents() self.vms_list = vms_list self.vms_in_table = vms_in_table self.table.setSortingEnabled(True) progress.hide() 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() # 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' or not vm.auto_cleanup)) 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 return None # noinspection PyArgumentList @QtCore.pyqtSlot(name='on_action_removevm_triggered') def action_removevm_triggered(self): # pylint: disable=no-else-return vm = self.get_selected_vm() dependencies = utils.vm_dependencies(self.qubes_app, vm) if dependencies: list_text = "
" + \ manager_utils.format_dependencies_list(dependencies) + \ "
" 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:" "
{} If you want to remove this qube, " "you should remove or change settings of each qube " "or setting that uses it.").format(list_text)) info_dialog.setModal(False) info_dialog.show() self.qt_app.processEvents() return (requested_name, ok) = QtGui.QInputDialog.getText( None, self.tr("Qube Removal Confirmation"), self.tr("Are you sure you want to remove the Qube '{0}'" "?
All data on this Qube's private storage will be " "lost!

Type the name of the Qube ({1}) below " "to confirm:").format(vm.name, vm.name)) if not ok: # user clicked cancel return if 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: {0}...").format(vm.name), "", 0, 0) progress.setWindowFlags(QtCore.Qt.Window | QtCore.Qt.WindowTitleHint | QtCore.Qt.CustomizeWindowHint) 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)) @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 {} 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 {0} to {1}...").format( vm.name, clone_name), "", 0, 0) progress.setWindowFlags(QtCore.Qt.Window | QtCore.Qt.WindowTitleHint | QtCore.Qt.CustomizeWindowHint) 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:
{0}").format( t_monitor.error_msg)) @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() self.vms_in_table[vm.qid].update() self.table_selection_changed() 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) 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)) @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() try: vm.pause() self.vms_in_table[vm.qid].update() self.table_selection_changed() 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() reply = QtGui.QMessageBox.question( None, self.tr("Qube Shutdown Confirmation"), self.tr("Are you sure you want to power down the Qube" " '{0}'?
This will shutdown all the " "running applications within this Qube.").format( vm.name), QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel) self.qt_app.processEvents() if reply == QtGui.QMessageBox.Yes: self.shutdown_vm(vm) 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() reply = QtGui.QMessageBox.question( None, self.tr("Qube Restart Confirmation"), self.tr("Are you sure you want to restart the Qube '{0}'?" "
This will shutdown all the running " "applications within this Qube.").format(vm.name), QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel) self.qt_app.processEvents() if reply == QtGui.QMessageBox.Yes: # in case the user shut down the VM in the meantime if vm.is_running(): self.shutdown_vm(vm, and_restart=True) else: self.start_vm(vm) # noinspection PyArgumentList @QtCore.pyqtSlot(name='on_action_killvm_triggered') def action_killvm_triggered(self): vm = self.get_selected_vm() if not (vm.is_running() or vm.is_paused()): info = self.tr("Qube '{0}' is not running. Are you " "absolutely sure you want to try to kill it?
" "This will end (not shutdown!) all " "the running applications within this " "Qube.").format(vm.name) else: info = self.tr("Are you sure you want to kill the Qube " "'{0}'?
This will end (not " "shutdown!) all the running applications within " "this Qube.").format(vm.name) reply = QtGui.QMessageBox.question( None, self.tr("Qube Kill Confirmation"), info, QtGui.QMessageBox.Yes | QtGui.QMessageBox.Cancel, QtGui.QMessageBox.Cancel) self.qt_app.processEvents() if reply == QtGui.QMessageBox.Yes: try: vm.kill() except exc.QubesException as ex: QtGui.QMessageBox.critical( None, self.tr("Error while killing Qube!"), self.tr( "An exception ocurred while killing {0}.
" "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_() vm_deleted = False try: # the VM might not exist after running Settings - it might # have been cloned or removed self.vms_in_table[vm.qid].update() except exc.QubesException: # TODO: this will be replaced by proper signal handling once # settings are migrated to AdminAPI vm_deleted = True if vm_deleted: for row in self.vms_in_table: try: self.vms_in_table[row].update() except exc.QubesException: pass # 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_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( "{0}
The Qube has to be running to be updated." "
Do you want to start it?
").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( "{0}
Please wait for the updater to " "launch...").format(vm.name), "", 0, 0) progress.setWindowFlags(QtCore.Qt.Window | QtCore.Qt.WindowTitleHint | QtCore.Qt.CustomizeWindowHint) 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)) @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 {}:').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:
{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_() # noinspection PyArgumentList @QtCore.pyqtSlot(name='on_action_exit_triggered') def action_exit_triggered(self): self.close() 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): try: 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) if vm.qid == 0: self.dom0_context_menu.exec_(self.table.mapToGlobal( point + QtCore.QPoint(10, 0))) else: self.context_menu.exec_(self.table.mapToGlobal( point + QtCore.QPoint(10, 0))) except exc.QubesPropertyAccessError: pass @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 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.

" "%s" % error + "
at line %d
of file %s.

" % (line, filename)) msg_box.exec_() def loop_shutdown(): pending = asyncio.Task.all_tasks() for task in pending: with suppress(asyncio.CancelledError): task.cancel() 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")) qt_app.lastWindowClosed.connect(loop_shutdown) qubes_app = Qubes() loop = quamash.QEventLoop(qt_app) asyncio.set_event_loop(loop) dispatcher = events.EventsDispatcher(qubes_app) manager_window = VmManagerWindow(qt_app, qubes_app, dispatcher) manager_window.show() try: loop.run_until_complete( asyncio.ensure_future(dispatcher.listen_for_events())) except asyncio.CancelledError: pass except Exception: # pylint: disable=broad-except loop_shutdown() exc_type, exc_value, exc_traceback = sys.exc_info()[:3] handle_exception(exc_type, exc_value, exc_traceback) if __name__ == "__main__": main()