manager/qubesmanager/main.py
2015-05-28 02:00:23 +02:00

2084 lines
80 KiB
Python
Executable File

#!/usr/bin/python2
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2010 Joanna Rutkowska <joanna@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 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.
#
#
import sys
import os
import os.path
import signal
import subprocess
import time
from datetime import datetime, timedelta
from PyQt4.QtGui import *
from PyQt4.QtDBus import QDBusVariant, QDBusMessage
from PyQt4.QtDBus import QDBusConnection
from PyQt4.QtDBus import QDBusInterface, QDBusAbstractAdaptor
from pyinotify import WatchManager, ThreadedNotifier, EventsCodes, \
ProcessEvent
from qubes.qubes import QubesVmCollection
from qubes.qubes import QubesException
from qubes.qubes import system_path
from qubes.qubes import QubesDaemonPidfile
from qubes.qubes import QubesHost
import table_widgets
from block import QubesBlockDevicesManager
from table_widgets import VmTypeWidget, VmLabelWidget, VmNameItem, \
VmInfoWidget, VmTemplateItem, VmNetvmItem, VmUsageBarWidget, ChartWidget, \
VmSizeOnDiskItem, VmInternalItem, VmIPItem, VmIncludeInBackupsItem, \
VmLastBackupItem
from qubes.qubes import QubesHVm
from qubes import qubesutils
from ui_mainwindow import *
from create_new_vm import NewVmDlg
from settings import VMSettingsWindow
from restore import RestoreVMsWindow
from backup import BackupVMsWindow
from global_settings import GlobalSettingsWindow
from log_dialog import LogDialog
from thread_monitor import *
qubes_clipboard_info_file = "/var/run/qubes/qubes-clipboard.bin.source"
update_suggestion_interval = 14 # 14 days
dbus_object_path = '/org/qubesos/QubesManager'
dbus_interface = 'org.qubesos.QubesManager'
system_bus = None
session_bus = None
class QMVmState:
ErrorMsg = 1
AudioRecAvailable = 2
AudioRecAllowed = 3
class QubesManagerFileWatcher(ProcessEvent):
def __init__(self, update_func, **kargs):
super(QubesManagerFileWatcher, self).__init__(**kargs)
self.update_func = update_func
def process_IN_MODIFY(self, event):
if event.path == system_path["qubes_store_filename"]:
self.update_func()
def process_IN_MOVED_TO(self, event):
if event.pathname == system_path["qubes_store_filename"]:
self.update_func()
# noinspection PyMethodMayBeStatic
def process_IN_CLOSE_WRITE(self, event):
if event.path == qubes_clipboard_info_file:
src_info_file = open(qubes_clipboard_info_file, 'r')
src_vmname = src_info_file.readline().strip('\n')
if src_vmname == "":
trayIcon.showMessage(
"Qubes Clipboard has been copied to the VM and wiped.<i/>\n"
"<small>Trigger a paste operation (e.g. Ctrl-v) to insert "
"it into an application.</small>",
msecs=3000)
else:
trayIcon.showMessage(
"Qubes Clipboard fetched from VM: <b>'{0}'</b>\n"
"<small>Press Ctrl-Shift-v to copy this clipboard into dest"
" VM's clipboard.</small>".format(
src_vmname), msecs=3000)
src_info_file.close()
def process_IN_CREATE(self, event):
if event.name == os.path.basename(qubes_clipboard_info_file):
event.path = qubes_clipboard_info_file
self.process_IN_CLOSE_WRITE(event)
wm.add_watch(qubes_clipboard_info_file,
EventsCodes.OP_FLAGS.get('IN_CLOSE_WRITE'))
elif event.name == os.path.basename(table_widgets
.qubes_dom0_updates_stat_file):
trayIcon.showMessage("Qubes dom0 updates available.", msecs=0)
class VmRowInTable(object):
cpu_graph_hue = 210
mem_graph_hue = 120
def __init__(self, vm, row_no, table, block_manager):
self.vm = vm
self.row_no = row_no
table_widgets.row_height = VmManagerWindow.row_height
table.setRowHeight(row_no, VmManagerWindow.row_height)
self.type_widget = VmTypeWidget(vm)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['Type'],
self.type_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['Type'],
self.type_widget.tableItem)
self.label_widget = VmLabelWidget(vm)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['Label'],
self.label_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['Label'],
self.label_widget.tableItem)
self.name_widget = VmNameItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Name'],
self.name_widget)
self.info_widget = VmInfoWidget(vm)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['State'],
self.info_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['State'],
self.info_widget.tableItem)
self.template_widget = VmTemplateItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Template'],
self.template_widget)
self.netvm_widget = VmNetvmItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['NetVM'],
self.netvm_widget)
self.cpu_usage_widget = VmUsageBarWidget(
0, 100, "%v %",
lambda v, val: val if v.last_running else 0,
vm, 0, self.cpu_graph_hue)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['CPU'],
self.cpu_usage_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['CPU'],
self.cpu_usage_widget.tableItem)
self.load_widget = ChartWidget(
vm,
lambda v, val: val if v.last_running else 0,
self.cpu_graph_hue, 0)
table.setCellWidget(row_no,
VmManagerWindow.columns_indices['CPU Graph'],
self.load_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['CPU Graph'],
self.load_widget.tableItem)
self.mem_usage_widget = VmUsageBarWidget(
0, qubes_host.memory_total / 1024, "%v MB",
lambda v, val: v.get_mem() / 1024,
vm, 0, self.mem_graph_hue)
table.setCellWidget(row_no, VmManagerWindow.columns_indices['MEM'],
self.mem_usage_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['MEM'],
self.mem_usage_widget.tableItem)
self.mem_widget = ChartWidget(
vm, lambda v, val: v.get_mem() * 100 / qubes_host.memory_total,
self.mem_graph_hue, 0)
table.setCellWidget(row_no,
VmManagerWindow.columns_indices['MEM Graph'],
self.mem_widget)
table.setItem(row_no, VmManagerWindow.columns_indices['MEM Graph'],
self.mem_widget.tableItem)
self.size_widget = VmSizeOnDiskItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Size'],
self.size_widget)
self.internal_widget = VmInternalItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['Internal'],
self.internal_widget)
self.ip_widget = VmIPItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices['IP'],
self.ip_widget)
self.include_in_backups_widget = VmIncludeInBackupsItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices[
'Backups'], self.include_in_backups_widget)
self.last_backup_widget = VmLastBackupItem(vm)
table.setItem(row_no, VmManagerWindow.columns_indices[
'Last backup'], self.last_backup_widget)
def update(self, blk_visible=None, cpu_load=None, update_size_on_disk=False,
rec_visible=None):
self.info_widget.update_vm_state(self.vm, blk_visible, rec_visible)
if cpu_load is not None:
self.cpu_usage_widget.update_load(self.vm, cpu_load)
self.mem_usage_widget.update_load(self.vm, None)
self.load_widget.update_load(self.vm, cpu_load)
self.mem_widget.update_load(self.vm, None)
if update_size_on_disk:
self.size_widget.update()
vm_shutdown_timeout = 20000 # in msec
class VmShutdownMonitor(QObject):
def __init__(self, vm, shutdown_time=vm_shutdown_timeout):
QObject.__init__(self)
self.vm = vm
self.shutdown_time = shutdown_time
def check_if_vm_has_shutdown(self):
vm = self.vm
vm_start_time = vm.get_start_time()
if not vm.is_running() or (
vm_start_time and vm_start_time >= datetime.now() -
timedelta(0, self.shutdown_time / 1000)):
return
reply = QMessageBox.question(
None, "VM Shutdown",
"The VM <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),
"Kill it!",
"Wait another {0} seconds...".format(
self.shutdown_time / 1000))
if reply == 0:
vm.force_shutdown()
else:
# noinspection PyTypeChecker,PyCallByClass
QTimer.singleShot(self.shutdown_time, self.check_if_vm_has_shutdown)
class VmManagerWindow(Ui_VmManagerWindow, QMainWindow):
row_height = 30
column_width = 200
min_visible_rows = 10
update_interval = 1000 # in msec
show_inactive_vms = True
show_internal_vms = False
# suppress saving settings while initializing widgets
settings_loaded = False
columns_indices = {"Type": 0,
"Label": 1,
"Name": 2,
"State": 3,
"Template": 4,
"NetVM": 5,
"CPU": 6,
"CPU Graph": 7,
"MEM": 8,
"MEM Graph": 9,
"Size": 10,
"Internal": 11,
"IP": 12,
"Backups": 13,
"Last backup": 14,
}
def __init__(self, qvm_collection, blk_manager, parent=None):
super(VmManagerWindow, self).__init__()
self.setupUi(self)
self.toolbar = self.toolBar
self.manager_settings = QSettings()
self.qubes_watch = qubesutils.QubesWatch()
self.qvm_collection = qvm_collection
self.blk_manager = blk_manager
self.blk_manager.tray_message_func = trayIcon.showMessage
self.qubes_watch.setup_domain_watch(self.domain_state_changed_callback)
self.qubes_watch.setup_block_watch(self.blk_manager.block_devs_event)
self.blk_watch_thread = threading.Thread(
target=self.qubes_watch.watch_loop)
self.blk_watch_thread.daemon = True
self.blk_watch_thread.start()
self.connect(self.table, SIGNAL("itemSelectionChanged()"),
self.table_selection_changed)
self.table.setColumnWidth(0, self.column_width)
self.sort_by_column = "Type"
self.sort_order = Qt.AscendingOrder
self.screen_number = -1
self.screen_changed = False
self.vms_list = []
self.vms_in_table = {}
self.reload_table = False
self.running_vms_count = 0
self.internal_vms_count = 0
self.vm_errors = {}
self.vm_rec = {}
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["CPU"]: self.action_cpu,
self.columns_indices["CPU Graph"]: self.action_cpu_graph,
self.columns_indices["MEM"]: self.action_mem,
self.columns_indices["MEM Graph"]: self.action_mem_graph,
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.setColumnHidden(self.columns_indices["NetVM"], True)
self.action_netvm.setChecked(False)
self.table.setColumnHidden(self.columns_indices["CPU Graph"], True)
self.action_cpu_graph.setChecked(False)
self.table.setColumnHidden(self.columns_indices["MEM Graph"], True)
self.action_mem_graph.setChecked(False)
self.table.setColumnHidden(self.columns_indices["Size"], True)
self.action_size_on_disk.setChecked(False)
self.table.setColumnHidden(self.columns_indices["Internal"], True)
self.action_internal.setChecked(False)
self.table.setColumnHidden(self.columns_indices["IP"], True)
self.action_ip.setChecked(False)
self.table.setColumnHidden(self.columns_indices["Backups"], True)
self.action_backups.setChecked(False)
self.table.setColumnHidden(self.columns_indices["Last backup"], True)
self.action_last_backup.setChecked(False)
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(QHeaderView.Fixed)
self.table.sortItems(self.columns_indices[self.sort_by_column],
self.sort_order)
self.context_menu = 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.addMenu(self.blk_menu)
self.context_menu.addAction(self.action_toggle_audio_input)
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_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 = QMenu(self)
self.tools_context_menu.addAction(self.action_toolbar)
self.tools_context_menu.addAction(self.action_menubar)
self.table_selection_changed()
self.connect(
self.table.horizontalHeader(),
SIGNAL("sortIndicatorChanged(int, Qt::SortOrder)"),
self.sortIndicatorChanged)
self.connect(self.table,
SIGNAL("customContextMenuRequested(const QPoint&)"),
self.open_context_menu)
self.connect(self.menubar,
SIGNAL("customContextMenuRequested(const QPoint&)"),
lambda pos: self.open_tools_context_menu(self.menubar,
pos))
self.connect(self.toolBar,
SIGNAL("customContextMenuRequested(const QPoint&)"),
lambda pos: self.open_tools_context_menu(self.toolBar,
pos))
self.connect(self.blk_menu, SIGNAL("triggered(QAction *)"),
self.attach_dettach_device_triggered)
self.connect(self.logs_menu, SIGNAL("triggered(QAction *)"),
self.show_log)
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, SIGNAL("toggled(bool)"),
self.showhide_menubar)
self.connect(self.action_toolbar, SIGNAL("toggled(bool)"),
self.showhide_toolbar)
self.register_dbus_watches()
self.load_manager_settings()
self.action_showallvms.setChecked(self.show_inactive_vms)
self.action_showinternalvms.setChecked(self.show_internal_vms)
self.fill_table()
self.counter = 0
self.update_size_on_disk = False
self.shutdown_monitor = {}
self.last_measure_results = {}
self.last_measure_time = time.time()
# noinspection PyCallByClass,PyTypeChecker
QTimer.singleShot(self.update_interval, self.update_table)
QubesDbusNotifyServerAdaptor(self)
def load_manager_settings(self):
# visible columns
self.manager_settings.beginGroup("columns")
for col in self.columns_indices.keys():
col_no = self.columns_indices[col]
visible = self.manager_settings.value(
col,
defaultValue=not self.table.isColumnHidden(col_no)).toBool()
self.columns_actions[col_no].setChecked(visible)
self.manager_settings.endGroup()
self.show_inactive_vms = self.manager_settings.value(
"view/show_inactive_vms", defaultValue=False).toBool()
self.show_internal_vms = self.manager_settings.value(
"view/show_internal_vms", defaultValue=False).toBool()
self.sort_by_column = str(
self.manager_settings.value("view/sort_column",
defaultValue=self.sort_by_column).toString())
self.sort_order = Qt.SortOrder(
self.manager_settings.value("view/sort_order",
defaultValue=self.sort_order).toInt()[
0])
self.table.sortItems(self.columns_indices[self.sort_by_column],
self.sort_order)
if not self.manager_settings.value("view/menubar_visible",
defaultValue=True).toBool():
self.action_menubar.setChecked(False)
if not self.manager_settings.value("view/toolbar_visible",
defaultValue=True).toBool():
self.action_toolbar.setChecked(False)
x = self.manager_settings.value('position/x', defaultValue=-1).toInt()[
0]
y = self.manager_settings.value('position/y', defaultValue=-1).toInt()[
0]
if x != -1 or y != -1:
self.move(x, y)
self.settings_loaded = True
def show(self):
super(VmManagerWindow, self).show()
self.screen_number = app.desktop().screenNumber(self)
def set_table_geom_size(self):
desktop_width = app.desktop().availableGeometry(
self).width() - self.frame_width # might be wrong...
desktop_height = app.desktop().availableGeometry(
self).height() - self.frame_height # might be wrong...
desktop_height -= self.row_height # UGLY! to somehow ommit taskbar...
w = self.table.horizontalHeader().length() + \
self.table.verticalScrollBar().width() + \
2 * self.table.frameWidth() + 1
h = self.table.horizontalHeader().height() + \
2 * self.table.frameWidth()
mainwindow_to_add = 0
available_space = desktop_height
if self.menubar.isVisible():
menubar_height = (self.menubar.sizeHint().height() +
self.menubar.contentsMargins().top() +
self.menubar.contentsMargins().bottom())
available_space -= menubar_height
mainwindow_to_add += menubar_height
if self.toolbar.isVisible():
toolbar_height = (self.toolbar.sizeHint().height() +
self.toolbar.contentsMargins().top() +
self.toolbar.contentsMargins().bottom())
available_space -= toolbar_height
mainwindow_to_add += toolbar_height
if w >= desktop_width:
available_space -= self.table.horizontalScrollBar().height()
h += self.table.horizontalScrollBar().height()
default_rows = int(available_space / self.row_height)
if self.show_internal_vms:
if self.show_inactive_vms:
n = self.table.rowCount()
else:
n = self.running_vms_count
elif self.show_inactive_vms:
n = self.table.rowCount() - self.internal_vms_count
else:
n = self.running_vms_count
if n > default_rows:
h += default_rows * self.row_height
self.table.verticalScrollBar().show()
else:
h += n * self.row_height
self.table.verticalScrollBar().hide()
w -= self.table.verticalScrollBar().width()
w = min(desktop_width, w)
self.centralwidget.setFixedHeight(h)
h += mainwindow_to_add
self.setMaximumHeight(h)
self.setMinimumHeight(h)
self.table.setFixedWidth(w)
self.centralwidget.setFixedWidth(w)
# don't change the following two lines to setFixedWidth!
self.setMaximumWidth(w)
self.setMinimumWidth(w)
def moveEvent(self, event):
super(VmManagerWindow, self).moveEvent(event)
screen_number = app.desktop().screenNumber(self)
if self.screen_number != screen_number:
self.screen_changed = True
self.screen_number = screen_number
if self.settings_loaded:
self.manager_settings.setValue('position/x', self.x())
self.manager_settings.setValue('position/y', self.y())
# do not sync for performance reasons
def domain_state_changed_callback(self, name=None, uuid=None):
if name is not None:
vm = self.qvm_collection.get_vm_by_name(name)
if vm:
vm.refresh()
def get_vms_list(self):
self.qvm_collection.lock_db_for_reading()
self.qvm_collection.load()
self.qvm_collection.unlock_db()
running_count = 0
internal_count = 0
vms_list = [vm for vm in self.qvm_collection.values()]
for vm in vms_list:
vm.last_power_state = vm.get_power_state()
vm.last_running = vm.is_running()
if vm.last_running:
running_count += 1
if vm.internal:
internal_count += 1
vm.qubes_manager_state = {}
self.update_audio_rec_info(vm)
vm.qubes_manager_state[QMVmState.ErrorMsg] = self.vm_errors[
vm.qid] if vm.qid in self.vm_errors else None
self.running_vms_count = running_count
self.internal_vms_count = internal_count
return vms_list
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()
self.table.setRowCount(len(vms_list))
vms_in_table = {}
row_no = 0
for vm in vms_list:
# if vm.internal:
# continue
vm_row = VmRowInTable(vm, row_no, self.table, self.blk_manager)
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(True, True)
self.set_table_geom_size()
if (not self.show_inactive_vms) or (not self.show_internal_vms):
self.showhide_vms(self.show_inactive_vms, self.show_internal_vms)
self.set_table_geom_size()
def showhide_vms(self, show_inactive, show_internal):
if show_inactive and show_internal:
row_no = 0
while row_no < self.table.rowCount():
self.table.setRowHidden(row_no, False)
row_no += 1
else:
row_no = 0
while row_no < self.table.rowCount():
widget = self.table.cellWidget(row_no,
self.columns_indices["State"])
running = widget.vm.last_running
internal = widget.vm.internal
if not (show_inactive or running) or not (
show_internal or not internal):
self.table.setRowHidden(row_no, True)
else:
self.table.setRowHidden(row_no, False)
row_no += 1
def mark_table_for_update(self):
self.reload_table = True
# When calling update_table() directly, always use out_of_schedule=True!
def update_table(self, out_of_schedule=False):
update_devs = self.update_block_devices() or out_of_schedule
reload_table = self.reload_table
if manager_window.isVisible():
some_vms_have_changed_power_state = False
for vm in self.vms_list:
state = vm.get_power_state()
if vm.last_power_state != state:
if state == "Running" and \
self.vm_errors.get(vm.qid, "") \
.startswith("Error starting VM:"):
self.clear_error(vm.qid)
prev_running = vm.last_running
vm.last_power_state = state
vm.last_running = vm.is_running()
self.update_audio_rec_info(vm)
if not prev_running and vm.last_running:
self.running_vms_count += 1
some_vms_have_changed_power_state = True
# Clear error state when VM just started
self.clear_error(vm.qid)
elif prev_running and not vm.last_running:
# FIXME: remove when recAllowed state will be preserved
if self.vm_rec.has_key(vm.name):
self.vm_rec.pop(vm.name)
self.running_vms_count -= 1
some_vms_have_changed_power_state = True
else:
# pulseaudio agent register itself some time after VM
# startup
if state == "Running" and not vm.qubes_manager_state[
QMVmState.AudioRecAvailable]:
self.update_audio_rec_info(vm)
if self.vm_errors.get(vm.qid, "") == \
"Error starting VM: Cannot execute qrexec-daemon!" \
and vm.is_qrexec_running():
self.clear_error(vm.qid)
if self.screen_changed:
reload_table = True
self.screen_changed = False
if reload_table:
self.fill_table()
update_devs = True
if not self.show_inactive_vms and \
some_vms_have_changed_power_state:
self.showhide_vms(True, True)
self.showhide_vms(False, self.show_internal_vms)
self.set_table_geom_size()
if self.sort_by_column == \
"State" and some_vms_have_changed_power_state:
self.table.sortItems(self.columns_indices[self.sort_by_column],
self.sort_order)
blk_visible = None
rows_with_blk = None
if update_devs:
rows_with_blk = []
self.blk_manager.blk_lock.acquire()
for d in self.blk_manager.attached_devs:
rows_with_blk.append(
self.blk_manager.attached_devs[d]['attached_to'][
'vm'].qid)
self.blk_manager.blk_lock.release()
if (not self.table.isColumnHidden(self.columns_indices['Size'])) and \
self.counter % 60 == 0 or out_of_schedule:
self.update_size_on_disk = True
if self.counter % 3 == 0 or out_of_schedule:
(self.last_measure_time, self.last_measure_results) = \
qubes_host.measure_cpu_usage(self.qvm_collection,
self.last_measure_results,
self.last_measure_time)
for vm_row in self.vms_in_table.values():
cur_cpu_load = None
if vm_row.vm.get_xid() in self.last_measure_results:
cur_cpu_load = self.last_measure_results[vm_row.vm.xid][
'cpu_usage']
else:
cur_cpu_load = 0
if rows_with_blk is not None:
if vm_row.vm.qid in rows_with_blk:
blk_visible = True
else:
blk_visible = False
vm_row.update(blk_visible=blk_visible,
cpu_load=cur_cpu_load,
update_size_on_disk=self.update_size_on_disk,
rec_visible=self.vm_rec.get(vm_row.vm.name,
False))
else:
for vm_row in self.vms_in_table.values():
if rows_with_blk is not None:
if vm_row.vm.name in rows_with_blk:
blk_visible = True
else:
blk_visible = False
vm_row.update(blk_visible=blk_visible,
update_size_on_disk=self.update_size_on_disk,
rec_visible=self.vm_rec.get(vm_row.vm.name,
False))
if self.sort_by_column in ["CPU", "CPU Graph", "MEM", "MEM Graph",
"State", "Size", "Internal"]:
# "State": needed to sort after reload (fill_table sorts items
# with setSortingEnabled, but by that time the widgets values
# are not correct yet).
self.table.sortItems(self.columns_indices[self.sort_by_column],
self.sort_order)
self.table_selection_changed()
self.update_size_on_disk = False
if not out_of_schedule:
self.counter += 1
# noinspection PyCallByClass,PyTypeChecker
QTimer.singleShot(self.update_interval, self.update_table)
def update_block_devices(self):
res, msg = self.blk_manager.check_for_updates()
if msg is not None and len(msg) > 0:
trayIcon.showMessage('\n'.join(msg), msecs=5000)
return res
# noinspection PyPep8Naming
@pyqtSlot(bool, str)
def recAllowedChanged(self, state, vmname):
self.vm_rec[str(vmname)] = bool(state)
def register_dbus_watches(self):
global session_bus
if not session_bus:
session_bus = QDBusConnection.sessionBus()
if not session_bus.connect(QString(), # service
QString(), # path
QString("org.QubesOS.Audio"), # interface
QString("RecAllowedChanged"), # name
self.recAllowedChanged): # slot
print session_bus.lastError().message()
# noinspection PyPep8Naming
def sortIndicatorChanged(self, column, order):
self.sort_by_column = [name for name in self.columns_indices.keys() 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:
# Update available actions:
self.action_settings.setEnabled(vm.qid != 0)
self.action_removevm.setEnabled(
not vm.installed_by_rpm and not vm.last_running)
self.action_clonevm.setEnabled(
not vm.last_running and not vm.is_netvm())
self.action_resumevm.setEnabled(not vm.last_running or
vm.last_power_state == "Paused")
try:
self.action_startvm_tools_install.setVisible(
isinstance(vm, QubesHVm))
except NameError:
# ignore non existing QubesHVm
pass
self.action_startvm_tools_install.setEnabled(not vm.last_running)
self.action_pausevm.setEnabled(
vm.last_running and
vm.last_power_state != "Paused" and
vm.qid != 0)
self.action_shutdownvm.setEnabled(
vm.last_running and
vm.last_power_state != "Paused" and
vm.qid != 0)
self.action_killvm.setEnabled((vm.last_running or
vm.last_power_state == "Paused") and
vm.qid != 0)
self.action_appmenus.setEnabled(not vm.internal and
not vm.is_disposablevm())
self.action_editfwrules.setEnabled(vm.is_networked() and not (
vm.is_netvm() and not vm.is_proxyvm()))
self.action_updatevm.setEnabled(vm.is_updateable() or vm.qid == 0)
self.action_toggle_audio_input.setEnabled(
vm.qubes_manager_state[QMVmState.AudioRecAvailable])
self.action_run_command_in_vm.setEnabled(
not vm.last_power_state == "Paused" and vm.qid != 0)
self.action_set_keyboard_layout.setEnabled(
vm.qid != 0 and
vm.last_running and
vm.last_power_state != "Paused")
else:
self.action_settings.setEnabled(False)
self.action_removevm.setEnabled(False)
self.action_startvm_tools_install.setVisible(False)
self.action_startvm_tools_install.setEnabled(False)
self.action_clonevm.setEnabled(False)
self.action_resumevm.setEnabled(False)
self.action_pausevm.setEnabled(False)
self.action_shutdownvm.setEnabled(False)
self.action_killvm.setEnabled(False)
self.action_appmenus.setEnabled(False)
self.action_editfwrules.setEnabled(False)
self.action_updatevm.setEnabled(False)
self.action_toggle_audio_input.setEnabled(False)
self.action_run_command_in_vm.setEnabled(False)
self.action_set_keyboard_layout.setEnabled(False)
def closeEvent(self, event):
# There is something borked in Qt,
# as the logic here is inverted on X11
if event.spontaneous():
self.hide()
event.ignore()
def set_error(self, qid, message):
for vm in self.vms_list:
if vm.qid == qid:
vm.qubes_manager_state[QMVmState.ErrorMsg] = message
# Store error in separate dict to make it immune to VM list reload
self.vm_errors[qid] = str(message)
def clear_error(self, qid):
self.vm_errors.pop(qid, None)
for vm in self.vms_list:
if vm.qid == qid:
vm.qubes_manager_state[QMVmState.ErrorMsg] = None
def clear_error_exact(self, qid, message):
for vm in self.vms_list:
if vm.qid == qid:
if vm.qubes_manager_state[QMVmState.ErrorMsg] == message:
vm.qubes_manager_state[QMVmState.ErrorMsg] = None
self.vm_errors.pop(qid, None)
@pyqtSlot(name='on_action_createvm_triggered')
def action_createvm_triggered(self):
dialog = NewVmDlg(app, self.qvm_collection, trayIcon)
dialog.exec_()
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
@pyqtSlot(name='on_action_removevm_triggered')
def action_removevm_triggered(self):
vm = self.get_selected_vm()
assert not vm.is_running()
assert not vm.installed_by_rpm
self.qvm_collection.lock_db_for_reading()
self.qvm_collection.load()
self.qvm_collection.unlock_db()
vm = self.qvm_collection[vm.qid]
if vm.is_template():
dependent_vms = self.qvm_collection.get_vms_based_on(vm.qid)
if len(dependent_vms) > 0:
QMessageBox.warning(
None, "Warning!",
"This Template VM cannot be removed, because there is at "
"least one AppVM that is based on it.<br>"
"<small>If you want to remove this Template VM and all "
"the AppVMs based on it,"
"you should first remove each individual AppVM that uses "
"this template.</small>")
return
reply = QMessageBox.question(
None, "VM Removal Confirmation",
"Are you sure you want to remove the VM <b>'{0}'</b>?<br>"
"<small>All data on this VM's private storage will be lost!</small>"
.format(vm.name),
QMessageBox.Yes | QMessageBox.Cancel)
if reply == QMessageBox.Yes:
thread_monitor = ThreadMonitor()
thread = threading.Thread(target=self.do_remove_vm,
args=(vm, thread_monitor))
thread.daemon = True
thread.start()
progress = QProgressDialog(
"Removing VM: <b>{0}</b>...".format(vm.name), "", 0, 0)
progress.setCancelButton(None)
progress.setModal(True)
progress.show()
while not thread_monitor.is_finished():
app.processEvents()
time.sleep(0.1)
progress.hide()
if thread_monitor.success:
trayIcon.showMessage(
"VM '{0}' has been removed.".format(vm.name), msecs=3000)
else:
QMessageBox.warning(None, "Error removing VM!",
"ERROR: {0}".format(
thread_monitor.error_msg))
@staticmethod
def do_remove_vm(vm, thread_monitor):
qc = QubesVmCollection()
qc.lock_db_for_writing()
try:
qc.load()
vm = qc[vm.qid]
# TODO: the following two conditions should really be checked
# by qvm_collection.pop() overload...
if vm.is_template() and \
qc.default_template_qid == vm.qid:
qc.default_template_qid = None
if vm.is_netvm() and \
qc.default_netvm_qid == vm.qid:
qc.default_netvm_qid = None
qc.pop(vm.qid)
qc.save()
vm.remove_from_disk()
except Exception as ex:
thread_monitor.set_error_msg(str(ex))
finally:
qc.unlock_db()
thread_monitor.set_finished()
@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 self.qvm_collection.get_vm_by_name(name_format % name_number):
name_number += 1
(clone_name, ok) = QInputDialog.getText(
self, 'Qubes clone VM',
'Enter name for VM <b>' + vm.name + '</b> clone:',
text=(name_format % name_number))
if not ok or clone_name == "":
return
thread_monitor = ThreadMonitor()
thread = threading.Thread(target=self.do_clone_vm,
args=(vm, str(clone_name), thread_monitor))
thread.daemon = True
thread.start()
progress = QProgressDialog(
"Cloning VM <b>{0}</b> to <b>{1}</b>...".format(vm.name,
clone_name), "", 0,
0)
progress.setCancelButton(None)
progress.setModal(True)
progress.show()
while not thread_monitor.is_finished():
app.processEvents()
time.sleep(0.2)
progress.hide()
if not thread_monitor.success:
QMessageBox.warning(None, "Error while cloning VM",
"Exception while cloning:<br>{0}".format(
thread_monitor.error_msg))
@staticmethod
def do_clone_vm(vm, dst_name, thread_monitor):
dst_vm = None
qc = QubesVmCollection()
qc.lock_db_for_writing()
qc.load()
try:
src_vm = qc[vm.qid]
dst_vm = qc.add_new_vm(src_vm.__class__.__name__,
name=dst_name,
template=src_vm.template,
installed_by_rpm=False)
dst_vm.clone_attrs(src_vm)
dst_vm.clone_disk_files(src_vm=src_vm, verbose=False)
qc.save()
except Exception as ex:
if dst_vm:
qc.pop(dst_vm.qid)
dst_vm.remove_from_disk()
thread_monitor.set_error_msg(str(ex))
finally:
qc.unlock_db()
thread_monitor.set_finished()
@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.resume()
except Exception as ex:
QMessageBox.warning(None, "Error unpausing VM!",
"ERROR: {0}".format(ex))
return
assert not vm.is_running()
thread_monitor = ThreadMonitor()
thread = threading.Thread(target=self.do_start_vm,
args=(vm, thread_monitor))
thread.daemon = True
thread.start()
trayIcon.showMessage("Starting '{0}'...".format(vm.name), msecs=3000)
while not thread_monitor.is_finished():
app.processEvents()
time.sleep(0.1)
if thread_monitor.success:
trayIcon.showMessage("VM '{0}' has been started.".format(vm.name),
msecs=3000)
else:
trayIcon.showMessage(
"Error starting VM <b>'{0}'</b>: {1}".format(
vm.name, thread_monitor.error_msg),
msecs=3000)
self.set_error(vm.qid,
"Error starting VM: %s" % thread_monitor.error_msg)
@staticmethod
def do_start_vm(vm, thread_monitor):
try:
vm.verify_files()
vm.start()
except Exception as ex:
thread_monitor.set_error_msg(str(ex))
thread_monitor.set_finished()
return
thread_monitor.set_finished()
@pyqtSlot(name='on_action_startvm_tools_install_triggered')
def action_startvm_tools_install_triggered(self):
vm = self.get_selected_vm()
assert not vm.is_running()
thread_monitor = ThreadMonitor()
thread = threading.Thread(target=self.do_start_vm_tools_install,
args=(vm, thread_monitor))
thread.daemon = True
thread.start()
trayIcon.showMessage("Starting '{0}'...".format(vm.name), msecs=3000)
while not thread_monitor.is_finished():
app.processEvents()
time.sleep(0.1)
if thread_monitor.success:
trayIcon.showMessage("VM '{0}' has been started. Start Qubes "
"Tools installation from attached CD"
.format(vm.name), msecs=3000)
else:
trayIcon.showMessage(
"Error starting VM <b>'{0}'</b>: {1}"
.format(vm.name, thread_monitor.error_msg),
msecs=3000)
self.set_error(vm.qid,
"Error starting VM: %s" % thread_monitor.error_msg)
# noinspection PyMethodMayBeStatic
def do_start_vm_tools_install(self, vm, thread_monitor):
prev_drive = vm.drive
try:
vm.verify_files()
vm.drive = 'cdrom:dom0:/usr/lib/qubes/qubes-windows-tools.iso'
vm.start()
except Exception as ex:
thread_monitor.set_error_msg(str(ex))
thread_monitor.set_finished()
return
finally:
vm.drive = prev_drive
thread_monitor.set_finished()
@pyqtSlot(name='on_action_pausevm_triggered')
def action_pausevm_triggered(self):
vm = self.get_selected_vm()
assert vm.is_running()
try:
vm.pause()
except Exception as ex:
QMessageBox.warning(None, "Error pausing VM!",
"ERROR: {0}".format(ex))
return
@pyqtSlot(name='on_action_shutdownvm_triggered')
def action_shutdownvm_triggered(self):
vm = self.get_selected_vm()
assert vm.is_running()
self.blk_manager.check_if_serves_as_backend(vm)
reply = QMessageBox.question(
None, "VM Shutdown Confirmation",
"Are you sure you want to power down the VM <b>'{0}'</b>?<br>"
"<small>This will shutdown all the running applications "
"within this VM.</small>".format(vm.name),
QMessageBox.Yes | QMessageBox.Cancel)
app.processEvents()
if reply == QMessageBox.Yes:
self.shutdown_vm(vm)
def shutdown_vm(self, vm, shutdown_time=vm_shutdown_timeout):
try:
vm.shutdown()
except Exception as ex:
QMessageBox.warning(None, "Error shutting down VM!",
"ERROR: {0}".format(ex))
return
trayIcon.showMessage("VM '{0}' is shutting down...".format(vm.name),
msecs=3000)
self.shutdown_monitor[vm.qid] = VmShutdownMonitor(vm, shutdown_time)
# noinspection PyCallByClass,PyTypeChecker
QTimer.singleShot(shutdown_time, self.shutdown_monitor[
vm.qid].check_if_vm_has_shutdown)
@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 = QMessageBox.question(
None, "VM Kill Confirmation",
"Are you sure you want to kill the VM <b>'{0}'</b>?<br>"
"<small>This will end <b>(not shutdown!)</b> all the running "
"applications within this VM.</small>".format(vm.name),
QMessageBox.Yes | QMessageBox.Cancel,
QMessageBox.Cancel)
app.processEvents()
if reply == QMessageBox.Yes:
try:
vm.force_shutdown()
except Exception as ex:
QMessageBox.critical(
None, "Error while killing VM!",
"<b>An exception ocurred while killing {0}.</b><br>"
"ERROR: {1}".format(vm.name, ex))
return
trayIcon.showMessage("VM '{0}' killed!".format(vm.name), msecs=3000)
@pyqtSlot(name='on_action_settings_triggered')
def action_settings_triggered(self):
vm = self.get_selected_vm()
settings_window = VMSettingsWindow(vm, app, self.qvm_collection,
"basic")
settings_window.exec_()
@pyqtSlot(name='on_action_appmenus_triggered')
def action_appmenus_triggered(self):
vm = self.get_selected_vm()
settings_window = VMSettingsWindow(vm, app, self.qvm_collection,
"applications")
settings_window.exec_()
def update_audio_rec_info(self, vm):
vm.qubes_manager_state[QMVmState.AudioRecAvailable] = (
session_bus.interface().isServiceRegistered(
'org.QubesOS.Audio.%s' % vm.name).value())
if vm.qubes_manager_state[QMVmState.AudioRecAvailable]:
vm.qubes_manager_state[
QMVmState.AudioRecAllowed] = self.get_audio_rec_allowed(vm.name)
else:
vm.qubes_manager_state[QMVmState.AudioRecAllowed] = False
# noinspection PyMethodMayBeStatic
def get_audio_rec_allowed(self, vmname):
properties = QDBusInterface('org.QubesOS.Audio.%s' % vmname,
'/org/qubesos/audio',
'org.freedesktop.DBus.Properties',
session_bus)
current_audio = properties.call('Get', 'org.QubesOS.Audio',
'RecAllowed')
if current_audio.type() == current_audio.ReplyMessage:
value = current_audio.arguments()[0].toPyObject().toBool()
return bool(value)
return False
@pyqtSlot(name='on_action_toggle_audio_input_triggered')
def action_toggle_audio_input_triggered(self):
vm = self.get_selected_vm()
properties = QDBusInterface('org.QubesOS.Audio.%s' % vm.name,
'/org/qubesos/audio',
'org.freedesktop.DBus.Properties',
session_bus)
properties.call('Set', 'org.QubesOS.Audio', 'RecAllowed',
QDBusVariant(not self.get_audio_rec_allowed(vm.name)))
# icon will be updated based on dbus signal
@pyqtSlot(name='on_action_updatevm_triggered')
def action_updatevm_triggered(self):
vm = self.get_selected_vm()
if not vm.is_running():
reply = QMessageBox.question(
None, "VM Update Confirmation",
"<b>{0}</b><br>The VM has to be running to be updated.<br>"
"Do you want to start it?<br>".format(vm.name),
QMessageBox.Yes | QMessageBox.Cancel)
if reply != QMessageBox.Yes:
return
trayIcon.showMessage("Starting '{0}'...".format(vm.name),
msecs=3000)
app.processEvents()
thread_monitor = ThreadMonitor()
thread = threading.Thread(target=self.do_update_vm,
args=(vm, thread_monitor))
thread.daemon = True
thread.start()
progress = QProgressDialog(
"<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 thread_monitor.is_finished():
app.processEvents()
time.sleep(0.2)
progress.hide()
if vm.qid != 0:
if not thread_monitor.success:
QMessageBox.warning(None, "Error VM update!",
"ERROR: {0}".format(
thread_monitor.error_msg))
@staticmethod
def do_update_vm(vm, thread_monitor):
try:
if vm.qid == 0:
subprocess.check_call(
["/usr/bin/qubes-dom0-update", "--clean", "--gui"])
else:
vm_run_common_args = {
'verbose': False,
'autostart': True,
'notify_function': lambda lvl, msg: trayIcon
.showMessage(msg, msecs=3000)}
vm.run("yum clean expire-cache", user='root', wait=True,
**vm_run_common_args)
vm.run("gpk-update-viewer;service qubes-update-check start -P",
**vm_run_common_args)
except Exception as ex:
thread_monitor.set_error_msg(str(ex))
thread_monitor.set_finished()
return
thread_monitor.set_finished()
@pyqtSlot(name='on_action_run_command_in_vm_triggered')
def action_run_command_in_vm_triggered(self):
vm = self.get_selected_vm()
(command_to_run, ok) = QInputDialog.getText(
self, 'Qubes command entry',
'Run command in <b>' + vm.name + '</b>:')
if not ok or command_to_run == "":
return
thread_monitor = ThreadMonitor()
thread = threading.Thread(target=self.do_run_command_in_vm, args=(
vm, str(command_to_run), thread_monitor))
thread.daemon = True
thread.start()
while not thread_monitor.is_finished():
app.processEvents()
time.sleep(0.2)
if not thread_monitor.success:
QMessageBox.warning(None, "Error while running command",
"Exception while running command:<br>{0}".format(
thread_monitor.error_msg))
@staticmethod
def do_run_command_in_vm(vm, command_to_run, thread_monitor):
try:
vm.run(command_to_run, verbose=False, autostart=True,
notify_function=lambda lvl, msg: trayIcon.showMessage(
msg, msecs=3000))
except Exception as ex:
thread_monitor.set_error_msg(str(ex))
thread_monitor.set_finished()
@pyqtSlot(name='on_action_set_keyboard_layout_triggered')
def action_set_keyboard_layout_triggered(self):
vm = self.get_selected_vm()
vm.run('qubes-change-keyboard-layout', verbose=False)
@pyqtSlot(name='on_action_showallvms_triggered')
def action_showallvms_triggered(self):
self.show_inactive_vms = self.action_showallvms.isChecked()
self.showhide_vms(self.show_inactive_vms, self.show_internal_vms)
self.set_table_geom_size()
if self.settings_loaded:
self.manager_settings.setValue('view/show_inactive_vms',
self.show_inactive_vms)
self.manager_settings.sync()
@pyqtSlot(name='on_action_showinternalvms_triggered')
def action_showinternalvms_triggered(self):
self.show_internal_vms = self.action_showinternalvms.isChecked()
self.showhide_vms(self.show_inactive_vms, self.show_internal_vms)
self.set_table_geom_size()
if self.settings_loaded:
self.manager_settings.setValue('view/show_internal_vms',
self.show_internal_vms)
self.manager_settings.sync()
@pyqtSlot(name='on_action_editfwrules_triggered')
def action_editfwrules_triggered(self):
vm = self.get_selected_vm()
settings_window = VMSettingsWindow(vm, app, self.qvm_collection,
"firewall")
settings_window.exec_()
@pyqtSlot(name='on_action_global_settings_triggered')
def action_global_settings_triggered(self):
global_settings_window = GlobalSettingsWindow(app, self.qvm_collection)
global_settings_window.exec_()
@pyqtSlot(name='on_action_restore_triggered')
def action_restore_triggered(self):
restore_window = RestoreVMsWindow(app, self.qvm_collection,
self.blk_manager)
restore_window.exec_()
@pyqtSlot(name='on_action_backup_triggered')
def action_backup_triggered(self):
backup_window = BackupVMsWindow(app, self.qvm_collection,
self.blk_manager, self.shutdown_vm)
backup_window.exec_()
def showhide_menubar(self, checked):
self.menubar.setVisible(checked)
self.set_table_geom_size()
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)
self.set_table_geom_size()
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)
self.set_table_geom_size()
val = 1 if show else -1
self.visible_columns_count += val
if self.visible_columns_count == 1:
# disable hiding the last one
for c in self.columns_actions:
if self.columns_actions[c].isChecked():
self.columns_actions[c].setEnabled(False)
break
elif self.visible_columns_count == 2 and val == 1:
# enable hiding previously disabled column
for c in self.columns_actions:
if not self.columns_actions[c].isEnabled():
self.columns_actions[c].setEnabled(True)
break
if self.settings_loaded:
col_name = [name for name in self.columns_indices.keys() 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_cpu_toggled(self, checked):
self.showhide_column(self.columns_indices['CPU'], checked)
def on_action_cpu_graph_toggled(self, checked):
self.showhide_column(self.columns_indices['CPU Graph'], checked)
def on_action_mem_toggled(self, checked):
self.showhide_column(self.columns_indices['MEM'], checked)
def on_action_mem_graph_toggled(self, checked):
self.showhide_column(self.columns_indices['MEM Graph'], checked)
def on_action_size_on_disk_toggled(self, checked):
self.showhide_column(self.columns_indices['Size'], checked)
@pyqtSlot(name='on_action_about_qubes_triggered')
def action_about_qubes_triggered(self):
release_file = open('/etc/qubes-release', 'r')
release = release_file.read()
release_file.close()
QMessageBox.about(self, "About...",
"<b>Qubes OS</b><br><br>%s" % release)
def createPopupMenu(self):
menu = 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))
@pyqtSlot('const QPoint&')
def open_context_menu(self, point):
vm = self.get_selected_vm()
running = vm.is_running()
# logs menu
self.logs_menu.clear()
if vm.qid == 0:
text = "/var/log/xen/console/hypervisor.log"
action = self.logs_menu.addAction(QIcon(":/log.png"), text)
action.setData(QVariant(text))
self.logs_menu.setEnabled(True)
else:
menu_empty = True
text = "/var/log/xen/console/guest-" + vm.name + ".log"
if os.path.exists(text):
action = self.logs_menu.addAction(QIcon(":/log.png"), text)
action.setData(QVariant(text))
menu_empty = False
text = "/var/log/xen/console/guest-" + vm.name + "-dm.log"
if os.path.exists(text):
action = self.logs_menu.addAction(QIcon(":/log.png"), text)
action.setData(QVariant(text))
menu_empty = False
text = "/var/log/qubes/guid." + vm.name + ".log"
if os.path.exists(text):
action = self.logs_menu.addAction(QIcon(":/log.png"), text)
action.setData(QVariant(text))
menu_empty = False
text = "/var/log/qubes/qrexec." + vm.name + ".log"
if os.path.exists(text):
action = self.logs_menu.addAction(QIcon(":/log.png"), text)
action.setData(QVariant(text))
menu_empty = False
self.logs_menu.setEnabled(not menu_empty)
# blk menu
if not running:
self.blk_menu.setEnabled(False)
else:
self.blk_menu.clear()
self.blk_menu.setEnabled(True)
self.blk_manager.blk_lock.acquire()
if len(self.blk_manager.attached_devs) > 0:
for d in self.blk_manager.attached_devs:
if (self.blk_manager.attached_devs[d]
['attached_to']['vm'].qid == vm.qid):
text = "Detach " + d + " " + unicode(
self.blk_manager.attached_devs[d]['size']) + " " + \
self.blk_manager.attached_devs[d]['desc']
action = self.blk_menu.addAction(QIcon(":/remove.png"),
text)
action.setData(QVariant(d))
if len(self.blk_manager.free_devs) > 0:
for d in self.blk_manager.free_devs:
if d.startswith(vm.name):
continue
# skip partitions heuristic
if d[-1].isdigit() and \
d[0:-1] in self.blk_manager.current_blk:
continue
text = "Attach " + d + " " + unicode(
self.blk_manager.free_devs[d]['size']) + " " + \
self.blk_manager.free_devs[d]['desc']
action = self.blk_menu.addAction(QIcon(":/add.png"), text)
action.setData(QVariant(d))
self.blk_manager.blk_lock.release()
if self.blk_menu.isEmpty():
self.blk_menu.setEnabled(False)
self.context_menu.exec_(self.table.mapToGlobal(point))
@pyqtSlot('QAction *')
def show_log(self, action):
log = str(action.data().toString())
log_dialog = LogDialog(app, log)
log_dialog.exec_()
@pyqtSlot('QAction *')
def attach_dettach_device_triggered(self, action):
dev = str(action.data().toString())
vm = self.get_selected_vm()
self.blk_manager.blk_lock.acquire()
try:
if dev in self.blk_manager.attached_devs:
self.blk_manager.detach_device(vm, dev)
else:
self.blk_manager.attach_device(vm, dev)
self.blk_manager.blk_lock.release()
except QubesException as e:
self.blk_manager.blk_lock.release()
QMessageBox.critical(None, "Block attach/detach error!", str(e))
class QubesTrayIcon(QSystemTrayIcon):
def __init__(self, icon, blk_manager):
QSystemTrayIcon.__init__(self, icon)
self.menu = QMenu()
action_showmanager = self.create_action("Open VM Manager",
slot=show_manager, icon="qubes")
action_backup = self.create_action("Make backup")
action_preferences = self.create_action("Preferences")
action_set_netvm = self.create_action("Set default NetVM",
icon="networking")
action_sys_info = self.create_action("System Info", icon="dom0")
action_exit = self.create_action("Exit", slot=exit_app)
action_backup.setDisabled(True)
action_preferences.setDisabled(True)
action_set_netvm.setDisabled(True)
action_sys_info.setDisabled(True)
self.blk_manager = blk_manager
self.blk_menu = QMenu(self.menu)
self.blk_menu.setTitle("Block devices")
action_blk_menu = self.create_action("Block devices")
action_blk_menu.setMenu(self.blk_menu)
self.add_actions(self.menu, (action_showmanager,
action_blk_menu,
action_backup,
action_sys_info,
None,
action_preferences,
action_set_netvm,
None,
action_exit))
self.setContextMenu(self.menu)
self.connect(self,
SIGNAL("activated (QSystemTrayIcon::ActivationReason)"),
self.icon_clicked)
self.tray_notifier_type = None
self.tray_notifier = QDBusInterface("org.freedesktop.Notifications",
"/org/freedesktop/Notifications",
"org.freedesktop.Notifications",
session_bus)
srv_info = self.tray_notifier.call("GetServerInformation")
if srv_info.type() == QDBusMessage.ReplyMessage and \
len(srv_info.arguments()) > 1:
self.tray_notifier_type = srv_info.arguments()[1]
if os.path.exists(table_widgets.qubes_dom0_updates_stat_file):
self.showMessage("Qubes dom0 updates available.", msecs=0)
def update_blk_menu(self):
global manager_window
def create_vm_submenu(dev):
blk_vm_menu = QMenu(self.blk_menu)
blk_vm_menu.triggered.connect(
lambda a, trig_dev=dev: self.attach_device_triggered(a,
trig_dev))
for this_vm in sorted(manager_window.qvm_collection.values(),
key=lambda x: x.name):
if not this_vm.is_running():
continue
if this_vm.qid == 0:
# skip dom0 to prevent (fatal) mistakes
continue
this_action = blk_vm_menu.addAction(QIcon(":/add.png"),
this_vm.name)
this_action.setData(QVariant(this_vm))
return blk_vm_menu
self.blk_menu.clear()
self.blk_menu.setEnabled(True)
self.blk_manager.blk_lock.acquire()
if len(self.blk_manager.attached_devs) > 0:
for d in self.blk_manager.attached_devs:
vm = self.blk_manager.attached_devs[d]['attached_to']['vm']
text = "Detach %s %s (%s) from %s" % (
d,
self.blk_manager.attached_devs[d]['desc'],
unicode(self.blk_manager.attached_devs[d]['size']),
vm.name)
action = self.blk_menu.addAction(QIcon(":/remove.png"), text)
action.setData(QVariant(d))
action.triggered.connect(
lambda b, a=action: self.dettach_device_triggered(a))
if len(self.blk_manager.free_devs) > 0:
for d in self.blk_manager.free_devs:
# skip partitions heuristic
if d[-1].isdigit() and d[0:-1] in self.blk_manager.current_blk:
continue
text = "Attach %s %s %s" % (
d,
unicode(self.blk_manager.free_devs[d]['size']),
self.blk_manager.free_devs[d]['desc']
)
action = self.blk_menu.addAction(QIcon(":/add.png"), text)
action.setMenu(create_vm_submenu(d))
self.blk_manager.blk_lock.release()
if self.blk_menu.isEmpty():
self.blk_menu.setEnabled(False)
@pyqtSlot('QAction *')
def attach_device_triggered(self, action, dev):
vm = action.data().toPyObject()
self.blk_manager.blk_lock.acquire()
try:
self.blk_manager.attach_device(vm, dev)
self.blk_manager.blk_lock.release()
except QubesException as e:
self.blk_manager.blk_lock.release()
QMessageBox.critical(None, "Block attach/detach error!", str(e))
@pyqtSlot('QAction *')
def dettach_device_triggered(self, action):
dev = str(action.data().toString())
vm = self.blk_manager.attached_devs[dev]['attached_to']['vm']
self.blk_manager.blk_lock.acquire()
try:
self.blk_manager.detach_device(vm, dev)
self.blk_manager.blk_lock.release()
except QubesException as e:
self.blk_manager.blk_lock.release()
QMessageBox.critical(None, "Block attach/detach error!", str(e))
def icon_clicked(self, reason):
if reason == QSystemTrayIcon.Context:
self.update_blk_menu()
# Handle the right click normally, i.e. display the context menu
return
else:
bring_manager_to_front()
# noinspection PyMethodMayBeStatic
def add_actions(self, target, actions):
for action in actions:
if action is None:
target.addSeparator()
else:
target.addAction(action)
def showMessage(self, message, msecs, **kwargs):
# QtDBus bindings doesn't use introspection to get proper method
# parameters types, so must cast explicitly
v_replace_id = QVariant(0)
v_replace_id.convert(QVariant.UInt)
v_actions = QVariant([])
v_actions.convert(QVariant.StringList)
if self.tray_notifier_type == "KDE":
message = message.replace('\n', '<br/>\n')
self.tray_notifier.call("Notify", "Qubes", v_replace_id,
"qubes-manager", "Qubes VM Manager",
message, v_actions, QVariant.fromMap({}), msecs)
def create_action(self, text, slot=None, shortcut=None, icon=None,
tip=None, checkable=False, signal="triggered()"):
action = QAction(text, self)
if icon is not None:
action.setIcon(QIcon(":/%s.png" % icon))
if shortcut is not None:
action.setShortcut(shortcut)
if tip is not None:
action.setToolTip(tip)
action.setStatusTip(tip)
if slot is not None:
self.connect(action, SIGNAL(signal), slot)
if checkable:
action.setCheckable(True)
return action
class QubesDbusNotifyServerAdaptor(QDBusAbstractAdaptor):
""" This provides the DBus adaptor to the outside world"""
Q_CLASSINFO("D-Bus Interface", dbus_interface)
@pyqtSlot(str, str)
def notify_error(self, vmname, message):
vm = self.parent().qvm_collection.get_vm_by_name(vmname)
if vm:
self.parent().set_error(vm.qid, message)
else:
# ignore VM-not-found error
pass
@pyqtSlot(str, str)
def clear_error_exact(self, vmname, message):
vm = self.parent().qvm_collection.get_vm_by_name(vmname)
if vm:
self.parent().clear_error_exact(vm.qid, message)
else:
# ignore VM-not-found error
pass
@pyqtSlot(str)
def clear_error(self, vmname):
vm = self.parent().qvm_collection.get_vm_by_name(vmname)
if vm:
self.parent().clear_error(vm.qid)
else:
# ignore VM-not-found error
pass
@pyqtSlot()
def show_manager(self):
bring_manager_to_front()
def get_frame_size():
w = 0
h = 0
cmd = ['/usr/bin/xprop', '-name', 'Qubes VM Manager', '|', 'grep',
'_NET_FRAME_EXTENTS']
xprop = subprocess.Popen(cmd, stdout=subprocess.PIPE)
for l in xprop.stdout:
line = l.split('=')
if len(line) == 2:
line = line[1].strip().split(',')
if len(line) == 4:
w = int(line[0].strip()) + int(line[1].strip())
h = int(line[2].strip()) + int(line[3].strip())
break
# in case of some weird window managers we have to assume sth...
if w <= 0:
w = 10
if h <= 0:
h = 30
manager_window.frame_width = w
manager_window.frame_height = h
return
def show_manager():
manager_window.show()
manager_window.set_table_geom_size()
manager_window.repaint()
manager_window.update_table(out_of_schedule=True)
app.processEvents()
get_frame_size()
# print manager_window.frame_width, " x ", manager_window.frame_height
manager_window.set_table_geom_size()
def bring_manager_to_front():
if manager_window.isVisible():
subprocess.check_call(
['/usr/bin/wmctrl', '-R', str(manager_window.windowTitle())])
else:
show_manager()
def show_running_manager_via_dbus():
global system_bus
if system_bus is None:
system_bus = QDBusConnection.systemBus()
qubes_manager = QDBusInterface('org.qubesos.QubesManager',
'/org/qubesos/QubesManager',
'org.qubesos.QubesManager', system_bus)
qubes_manager.call('show_manager')
def exit_app():
notifier.stop()
app.exit()
# 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):
import os.path
import 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 len(stacktrace) > 0:
(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 = QMessageBox()
msg_box.setDetailedText(strace)
msg_box.setIcon(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 sighup_handler(signum, frame):
os.execl("/usr/bin/qubes-manager", "qubes-manager")
def main():
# Avoid starting more than one instance of the app
lock = QubesDaemonPidfile("qubes-manager")
if lock.pidfile_exists():
if lock.read_pid() == os.getpid():
pass
elif lock.pidfile_is_stale():
lock.remove_pidfile()
print "Removed stale pidfile " \
"(has the previous daemon instance crashed?)."
else:
show_running_manager_via_dbus()
exit(0)
lock.create_pidfile()
signal.signal(signal.SIGHUP, sighup_handler)
global qubes_host
qubes_host = QubesHost()
global app
app = QApplication(sys.argv)
app.setOrganizationName("The Qubes Project")
app.setOrganizationDomain("http://qubes-os.org")
app.setApplicationName("Qubes VM Manager")
app.setWindowIcon(QIcon.fromTheme("qubes-manager"))
app.setAttribute(Qt.AA_DontShowIconsInMenus, False)
sys.excepthook = handle_exception
global session_bus
session_bus = QDBusConnection.sessionBus()
qvm_collection = QubesVmCollection()
qvm_collection.lock_db_for_reading()
qvm_collection.load()
qvm_collection.unlock_db()
blk_manager = QubesBlockDevicesManager(qvm_collection)
global trayIcon
trayIcon = QubesTrayIcon(QIcon.fromTheme("qubes-manager"), blk_manager)
global manager_window
manager_window = VmManagerWindow(qvm_collection, blk_manager)
global wm
wm = WatchManager()
global notifier
notifier = ThreadedNotifier(wm, QubesManagerFileWatcher(
manager_window.mark_table_for_update))
notifier.start()
wm.add_watch(system_path["qubes_store_filename"],
EventsCodes.OP_FLAGS.get('IN_MODIFY'))
wm.add_watch(os.path.dirname(system_path["qubes_store_filename"]),
EventsCodes.OP_FLAGS.get('IN_MOVED_TO'))
wm.add_watch(qubes_clipboard_info_file,
EventsCodes.OP_FLAGS.get('IN_CLOSE_WRITE'))
wm.add_watch(os.path.dirname(qubes_clipboard_info_file),
EventsCodes.OP_FLAGS.get('IN_CREATE'))
wm.add_watch(os.path.dirname(table_widgets.qubes_dom0_updates_stat_file),
EventsCodes.OP_FLAGS.get('IN_CREATE'))
global system_bus
system_bus = QDBusConnection.systemBus()
system_bus.registerService('org.qubesos.QubesManager')
system_bus.registerObject(dbus_object_path, manager_window)
trayIcon.show()
show_manager()
app.exec_()
lock.remove_pidfile()
trayIcon = None
if __name__ == "__main__":
main()