730 lines
24 KiB
Python
730 lines
24 KiB
Python
#!/usr/bin/python2
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# -*- coding: utf8 -*-
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#
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# The Qubes OS Project, http://www.qubes-os.org
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#
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# Copyright (C) 2014 Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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import os
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from PyQt4 import QtGui
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from PyQt4.QtCore import QSize, Qt
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from PyQt4.QtGui import QTableWidgetItem, QHBoxLayout, QIcon, QLabel, QWidget, \
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QSizePolicy, QSpacerItem, QFont, QColor, QProgressBar, QPainter, QPen
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import time
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from qubes.qubes import vm_files
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import main
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qubes_dom0_updates_stat_file = '/var/lib/qubes/updates/dom0-updates-available'
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power_order = Qt.DescendingOrder
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update_order = Qt.AscendingOrder
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row_height = 30
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class VmIconWidget (QWidget):
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def __init__(self, icon_path, enabled=True, size_multiplier=0.7,
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tooltip = None, parent=None, icon_sz = (32, 32)):
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super(VmIconWidget, self).__init__(parent)
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self.label_icon = QLabel()
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if icon_path[0] in ':/':
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icon = QIcon (icon_path)
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else:
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icon = QIcon.fromTheme(icon_path)
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icon_sz = QSize (row_height * size_multiplier, row_height * size_multiplier)
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icon_pixmap = icon.pixmap(icon_sz, QIcon.Disabled if not enabled else QIcon.Normal)
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self.label_icon.setPixmap (icon_pixmap)
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self.label_icon.setFixedSize (icon_sz)
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if tooltip != None:
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self.label_icon.setToolTip(tooltip)
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layout = QHBoxLayout()
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layout.addWidget(self.label_icon)
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layout.setContentsMargins(0,0,0,0)
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self.setLayout(layout)
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def setToolTip(self, tooltip):
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if tooltip is not None:
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self.label_icon.setToolTip(tooltip)
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else:
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self.label_icon.setToolTip('')
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class VmTypeWidget(VmIconWidget):
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class VmTypeItem(QTableWidgetItem):
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def __init__(self, value, vm):
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super(VmTypeWidget.VmTypeItem, self).__init__()
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self.value = value
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self.vm = vm
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def set_value(self, value):
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self.value = value
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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elif self.value == other.value:
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return self.vm.qid < other.vm.qid
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else:
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return self.value < other.value
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def __init__(self, vm, parent=None):
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(icon_path, tooltip) = self.get_vm_icon(vm)
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super (VmTypeWidget, self).__init__(icon_path, True, 0.8, tooltip, parent)
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self.vm = vm
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self.tableItem = self.VmTypeItem(self.value, vm)
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def get_vm_icon(self, vm):
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if vm.qid == 0:
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self.value = 0
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return (":/dom0.png", "Dom0")
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elif vm.is_netvm() and not vm.is_proxyvm():
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self.value = 1
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return (":/netvm.png", "NetVM")
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elif vm.is_proxyvm():
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self.value = 2
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return (":/proxyvm.png", "ProxyVM")
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elif vm.is_appvm() and vm.template is None:
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self.value = 4
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return (":/standalonevm.png", "StandaloneVM")
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elif vm.is_template():
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self.value = 3
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return (":/templatevm.png", "TemplateVM")
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elif vm.is_appvm() or vm.is_disposablevm():
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self.value = 5 + vm.label.index
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return (":/appvm.png", "AppVM")
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class VmLabelWidget(VmIconWidget):
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class VmLabelItem(QTableWidgetItem):
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def __init__(self, value, vm):
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super(VmLabelWidget.VmLabelItem, self).__init__()
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self.value = value
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self.vm = vm
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def set_value(self, value):
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self.value = value
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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elif self.value == other.value:
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return self.vm.qid < other.vm.qid
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else:
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return self.value < other.value
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def __init__(self, vm, parent=None):
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icon_path = self.get_vm_icon_path(vm)
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super (VmLabelWidget, self).__init__(icon_path, True, 0.8, None, parent)
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self.vm = vm
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self.tableItem = self.VmLabelItem(self.value, vm)
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def get_vm_icon_path(self, vm):
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if vm.qid == 0:
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self.value = 100
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return ":/off.png"
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else:
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self.value = vm.label.index
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return vm.label.icon
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class VmNameItem (QTableWidgetItem):
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def __init__(self, vm):
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super(VmNameItem, self).__init__()
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self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
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self.setText(vm.name)
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self.setTextAlignment(Qt.AlignVCenter)
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self.qid = vm.qid
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def __lt__(self, other):
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if self.qid == 0:
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return True
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elif other.qid == 0:
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return False
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return super(VmNameItem, self).__lt__(other)
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class VmStatusIcon(QLabel):
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def __init__(self, vm, parent=None):
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super (VmStatusIcon, self).__init__(parent)
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self.vm = vm
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self.set_on_icon()
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self.previous_power_state = vm.last_power_state
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def update(self):
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if self.previous_power_state != self.vm.last_power_state:
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self.set_on_icon()
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self.previous_power_state = self.vm.last_power_state
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def set_on_icon(self):
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if self.vm.last_power_state == "Running":
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icon = QIcon (":/on.png")
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elif self.vm.last_power_state in ["Paused", "Suspended"]:
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icon = QIcon (":/paused.png")
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elif self.vm.last_power_state in ["Transient", "Halting", "Dying"]:
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icon = QIcon (":/transient.png")
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else:
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icon = QIcon (":/off.png")
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icon_sz = QSize (row_height * 0.5, row_height *0.5)
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icon_pixmap = icon.pixmap(icon_sz)
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self.setPixmap (icon_pixmap)
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self.setFixedSize (icon_sz)
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class VmInfoWidget (QWidget):
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class VmInfoItem (QTableWidgetItem):
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def __init__(self, upd_info_item, vm):
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super(VmInfoWidget.VmInfoItem, self).__init__()
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self.upd_info_item = upd_info_item
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self.vm = vm
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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self_val = self.upd_info_item.value
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other_val = other.upd_info_item.value
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if self.tableWidget().horizontalHeader().sortIndicatorOrder() == update_order:
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# the result will be sorted by upd, sorting order: Ascending
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self_val += 1 if self.vm.is_running() else 0
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other_val += 1 if other.vm.is_running() else 0
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if self_val == other_val:
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return self.vm.qid < other.vm.qid
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else:
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return self_val > other_val
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elif self.tableWidget().horizontalHeader().sortIndicatorOrder() == power_order:
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#the result will be sorted by power state, sorting order: Descending
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self_val = -(self_val/10 + 10*(1 if self.vm.is_running() else 0))
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other_val = -(other_val/10 + 10*(1 if other.vm.is_running() else 0))
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if self_val == other_val:
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return self.vm.qid < other.vm.qid
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else:
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return self_val > other_val
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else:
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#it would be strange if this happened
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return
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def __init__(self, vm, parent = None):
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super (VmInfoWidget, self).__init__(parent)
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self.vm = vm
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layout = QHBoxLayout ()
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self.on_icon = VmStatusIcon(vm)
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self.upd_info = VmUpdateInfoWidget(vm, show_text=False)
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self.error_icon = VmIconWidget(":/warning.png")
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self.blk_icon = VmIconWidget(":/mount.png")
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self.rec_icon = VmIconWidget(":/mic.png")
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layout.addWidget(self.on_icon)
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layout.addWidget(self.upd_info)
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layout.addWidget(self.error_icon)
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layout.addItem(QSpacerItem(0, 10, QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding))
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layout.addWidget(self.blk_icon)
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layout.addWidget(self.rec_icon)
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layout.setContentsMargins(5,0,5,0)
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self.setLayout(layout)
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self.rec_icon.setVisible(False)
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self.blk_icon.setVisible(False)
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self.error_icon.setVisible(False)
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self.tableItem = self.VmInfoItem(self.upd_info.tableItem, vm)
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def update_vm_state(self, vm, blk_visible, rec_visible=None):
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self.on_icon.update()
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self.upd_info.update_outdated(vm)
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if blk_visible != None:
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self.blk_icon.setVisible(blk_visible)
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if rec_visible != None:
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self.rec_icon.setVisible(rec_visible)
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self.error_icon.setToolTip(vm.qubes_manager_state[main.QMVmState
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.ErrorMsg])
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self.error_icon.setVisible(vm.qubes_manager_state[main.QMVmState
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.ErrorMsg] is not None)
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class VmTemplateItem (QTableWidgetItem):
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def __init__(self, vm):
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super(VmTemplateItem, self).__init__()
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self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
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self.vm = vm
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if vm.template is not None:
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self.setText(vm.template.name)
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else:
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font = QFont()
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font.setStyle(QFont.StyleItalic)
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self.setFont(font)
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self.setTextColor(QColor("gray"))
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if vm.is_appvm(): # and vm.template is None
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self.setText("StandaloneVM")
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elif vm.is_template():
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self.setText("TemplateVM")
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elif vm.qid == 0:
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self.setText("AdminVM")
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elif vm.is_netvm():
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self.setText("NetVM")
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else:
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self.setText("---")
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self.setTextAlignment(Qt.AlignVCenter)
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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elif self.text() == other.text():
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return self.vm.qid < other.vm.qid
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else:
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return super(VmTemplateItem, self).__lt__(other)
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class VmNetvmItem (QTableWidgetItem):
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def __init__(self, vm):
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super(VmNetvmItem, self).__init__()
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self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
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self.vm = vm
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if vm.is_netvm() and not vm.is_proxyvm():
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self.setText("n/a")
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elif vm.netvm is not None:
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self.setText(vm.netvm.name)
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else:
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self.setText("---")
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self.setTextAlignment(Qt.AlignVCenter)
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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elif self.text() == other.text():
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return self.vm.qid < other.vm.qid
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else:
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return super(VmNetvmItem, self).__lt__(other)
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class VmInternalItem(QTableWidgetItem):
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def __init__(self, vm):
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super(VmInternalItem, self).__init__()
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self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
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self.vm = vm
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self.internal = self.vm.internal
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if self.internal:
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self.setText("Yes")
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else:
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self.setText("")
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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return super(VmInternalItem, self).__lt__(other)
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class VmUsageBarWidget (QWidget):
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class VmUsageBarItem (QTableWidgetItem):
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def __init__(self, value, vm):
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super(VmUsageBarWidget.VmUsageBarItem, self).__init__()
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self.value = value
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self.vm = vm
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def set_value(self, value):
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self.value = value
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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elif self.value == other.value:
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return self.vm.qid < other.vm.qid
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else:
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return int(self.value) < int(other.value)
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def __init__(self, min, max, format, update_func, vm, load, hue=210, parent = None):
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super (VmUsageBarWidget, self).__init__(parent)
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self.min = min
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self.max = max
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self.update_func = update_func
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self.value = min
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self.widget = QProgressBar()
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self.widget.setMinimum(min)
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self.widget.setMaximum(max)
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self.widget.setFormat(format)
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self.widget.setStyleSheet(
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"QProgressBar:horizontal{" +\
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"border: 1px solid hsv({0}, 100, 250);".format(hue) +\
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"border-radius: 4px;\
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background: transparent;\
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text-align: center;\
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}\
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QProgressBar::chunk:horizontal {\
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background: qlineargradient(x1: 1, y1: 0.5, x2: 1, y2: 0.5, " +\
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"stop: 0 hsv({0}, 170, 207),".format(hue) +
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" stop: 1 white); \
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}"
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)
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layout = QHBoxLayout()
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layout.addWidget(self.widget)
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self.setLayout(layout)
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self.tableItem = self.VmUsageBarItem(min, vm)
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self.update_load(vm, load)
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def update_load(self, vm, load):
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self.value = self.update_func(vm, load)
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self.widget.setValue(self.value)
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self.tableItem.set_value(self.value)
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class ChartWidget (QWidget):
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class ChartItem (QTableWidgetItem):
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def __init__(self, value, vm):
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super(ChartWidget.ChartItem, self).__init__()
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self.value = value
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self.vm = vm
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def set_value(self, value):
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self.value = value
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def __lt__(self, other):
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if self.vm.qid == 0:
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return True
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elif other.vm.qid == 0:
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return False
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elif self.value == other.value:
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return self.vm.qid < other.vm.qid
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else:
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return self.value < other.value
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def __init__(self, vm, update_func, hue, load = 0, parent = None):
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super (ChartWidget, self).__init__(parent)
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self.update_func = update_func
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self.hue = hue
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if hue < 0 or hue > 255:
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self.hue = 255
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self.load = load
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assert self.load >= 0 and self.load <= 100, "load = {0}".format(self.load)
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self.load_history = [self.load]
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self.tableItem = ChartWidget.ChartItem(self.load, vm)
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def update_load (self, vm, load):
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self.load = self.update_func(vm, load)
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assert self.load >= 0, "load = {0}".format(self.load)
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# assert self.load >= 0 and self.load <= 100, "load = {0}".format(self.load)
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if self.load > 100:
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# FIXME: This is an ugly workaround for cpu_load:/
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self.load = 100
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self.load_history.append (self.load)
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self.tableItem.set_value(self.load)
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self.repaint()
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def paintEvent (self, Event = None):
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p = QPainter (self)
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dx = 4
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W = self.width()
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H = self.height() - 5
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N = len(self.load_history)
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if N > W/dx:
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tail = N - W/dx
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N = W/dx
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self.load_history = self.load_history[tail:]
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assert len(self.load_history) == N
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for i in range (0, N-1):
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val = self.load_history[N- i - 1]
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sat = 70 + val*(255-70)/100
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color = QColor.fromHsv (self.hue, sat, 255)
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pen = QPen (color)
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pen.setWidth(dx-1)
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p.setPen(pen)
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if val > 0:
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p.drawLine (W - i*dx - dx, H , W - i*dx - dx, H - (H - 5) * val/100)
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class VmUpdateInfoWidget(QWidget):
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class VmUpdateInfoItem (QTableWidgetItem):
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def __init__(self, value, vm):
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super(VmUpdateInfoWidget.VmUpdateInfoItem, self).__init__()
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self.value = 0
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self.vm = vm
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self.set_value(value)
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def set_value(self, value):
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if value in ("outdated", "to-be-outdated"):
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self.value = 30
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elif value == "update":
|
|
self.value = 20
|
|
else:
|
|
self.value = 0
|
|
|
|
def __lt__(self, other):
|
|
if self.vm.qid == 0:
|
|
return True
|
|
elif other.vm.qid == 0:
|
|
return False
|
|
elif self.value == other.value:
|
|
return self.vm.qid < other.vm.qid
|
|
else:
|
|
return self.value < other.value
|
|
|
|
def __init__(self, vm, show_text=True, parent = None):
|
|
super (VmUpdateInfoWidget, self).__init__(parent)
|
|
layout = QHBoxLayout ()
|
|
self.show_text = show_text
|
|
if self.show_text:
|
|
self.label=QLabel("")
|
|
layout.addWidget(self.label, alignment=Qt.AlignCenter)
|
|
else:
|
|
self.icon = QLabel("")
|
|
layout.addWidget(self.icon, alignment=Qt.AlignCenter)
|
|
self.setLayout(layout)
|
|
|
|
self.previous_outdated_state = None
|
|
self.previous_update_recommended = None
|
|
self.value = None
|
|
self.tableItem = VmUpdateInfoWidget.VmUpdateInfoItem(self.value, vm)
|
|
|
|
def update_outdated(self, vm):
|
|
if vm.type == "HVM":
|
|
return
|
|
|
|
if vm.is_outdated():
|
|
outdated_state = "outdated"
|
|
# During TemplateVM shutdown, there's an interval of a few seconds
|
|
# during which vm.template.is_running() returns false but
|
|
# vm.is_outdated() does not yet return true, so the icon disappears.
|
|
# This looks goofy, but we've decided not to fix it at this time
|
|
# (2015-02-09).
|
|
elif vm.template and vm.template.is_running():
|
|
outdated_state = "to-be-outdated"
|
|
else:
|
|
outdated_state = None
|
|
|
|
if outdated_state != self.previous_outdated_state:
|
|
self.update_status_widget(outdated_state)
|
|
|
|
self.previous_outdated_state = outdated_state
|
|
|
|
if not vm.is_updateable():
|
|
return
|
|
|
|
if vm.qid == 0:
|
|
update_recommended = self.previous_update_recommended
|
|
if os.path.exists(qubes_dom0_updates_stat_file):
|
|
update_recommended = True
|
|
else:
|
|
update_recommended = False
|
|
|
|
else:
|
|
update_recommended = self.previous_update_recommended
|
|
stat_file_path = vm.dir_path + '/' + vm_files["updates_stat_file"]
|
|
if not os.path.exists(stat_file_path):
|
|
update_recommended = False
|
|
else:
|
|
if (not hasattr(vm, "updates_stat_file_read_time")) or vm.updates_stat_file_read_time <= os.path.getmtime(stat_file_path):
|
|
|
|
stat_file = open(stat_file_path, "r")
|
|
updates = stat_file.read().strip()
|
|
stat_file.close()
|
|
if updates.isdigit():
|
|
updates = int(updates)
|
|
else:
|
|
updates = 0
|
|
|
|
if updates == 0:
|
|
update_recommended = False
|
|
else:
|
|
update_recommended = True
|
|
vm.updates_stat_file_read_time = time.time()
|
|
|
|
if update_recommended and not self.previous_update_recommended:
|
|
self.update_status_widget("update")
|
|
elif self.previous_update_recommended and not update_recommended:
|
|
self.update_status_widget(None)
|
|
|
|
self.previous_update_recommended = update_recommended
|
|
|
|
|
|
def update_status_widget(self, state):
|
|
self.value = state
|
|
self.tableItem.set_value(state)
|
|
if state == "update":
|
|
label_text = "<font color=\"#CCCC00\">Check updates</font>"
|
|
icon_path = ":/update-recommended.png"
|
|
tooltip_text = self.tr("Updates pending!")
|
|
elif state == "outdated":
|
|
label_text = "<font color=\"red\">VM outdated</font>"
|
|
icon_path = ":/outdated.png"
|
|
tooltip_text = self.tr(
|
|
"The VM must be restarted for its filesystem to reflect the "
|
|
"template's recent committed changes.")
|
|
elif state == "to-be-outdated":
|
|
label_text = "<font color=\"#800000\">TemplateVM running</font>"
|
|
icon_path = ":/to-be-outdated.png"
|
|
tooltip_text = self.tr(
|
|
"The TemplateVM must be stopped before changes from its "
|
|
"current session can be picked up by this VM.")
|
|
elif state is None:
|
|
label_text = ""
|
|
icon_path = None
|
|
tooltip_text = None
|
|
|
|
if self.show_text:
|
|
self.label.setText(label_text)
|
|
else:
|
|
self.layout().removeWidget(self.icon)
|
|
self.icon.deleteLater()
|
|
if icon_path is not None:
|
|
self.icon = VmIconWidget(icon_path, True, 0.7)
|
|
self.icon.setToolTip(tooltip_text)
|
|
else:
|
|
self.icon = QLabel(label_text)
|
|
self.layout().addWidget(self.icon, alignment=Qt.AlignCenter)
|
|
|
|
|
|
class VmSizeOnDiskItem (QTableWidgetItem):
|
|
def __init__(self, vm):
|
|
super(VmSizeOnDiskItem, self).__init__()
|
|
self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
|
|
|
|
self.vm = vm
|
|
self.value = 0
|
|
self.update()
|
|
self.setTextAlignment(Qt.AlignVCenter)
|
|
|
|
def update(self):
|
|
if self.vm.qid == 0:
|
|
self.setText("n/a")
|
|
else:
|
|
self.value = self.vm.get_disk_utilization()/(1024*1024)
|
|
self.setText( str(self.value) + " MiB")
|
|
|
|
def __lt__(self, other):
|
|
if self.vm.qid == 0:
|
|
return True
|
|
elif other.vm.qid == 0:
|
|
return False
|
|
elif self.value == other.value:
|
|
return self.vm.qid < other.vm.qid
|
|
else:
|
|
return self.value < other.value
|
|
|
|
class VmIPItem(QTableWidgetItem):
|
|
def __init__(self, vm):
|
|
super(VmIPItem, self).__init__()
|
|
self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
|
|
|
|
self.vm = vm
|
|
self.ip = self.vm.ip
|
|
if self.ip:
|
|
self.setText(self.ip)
|
|
else:
|
|
self.setText("n/a")
|
|
|
|
def __lt__(self, other):
|
|
if self.vm.qid == 0:
|
|
return True
|
|
elif other.vm.qid == 0:
|
|
return False
|
|
return super(VmIPItem, self).__lt__(other)
|
|
|
|
class VmIncludeInBackupsItem(QTableWidgetItem):
|
|
def __init__(self, vm):
|
|
super(VmIncludeInBackupsItem, self).__init__()
|
|
self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
|
|
|
|
self.vm = vm
|
|
if self.vm.include_in_backups:
|
|
self.setText("Yes")
|
|
else:
|
|
self.setText("")
|
|
|
|
def __lt__(self, other):
|
|
if self.vm.qid == 0:
|
|
return True
|
|
elif other.vm.qid == 0:
|
|
return False
|
|
elif self.vm.include_in_backups == other.vm.include_in_backups:
|
|
return self.vm.qid < other.vm.qid
|
|
else:
|
|
return self.vm.include_in_backups < other.vm.include_in_backups
|
|
|
|
class VmLastBackupItem(QTableWidgetItem):
|
|
def __init__(self, vm):
|
|
super(VmLastBackupItem, self).__init__()
|
|
self.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
|
|
|
|
self.vm = vm
|
|
if self.vm.backup_timestamp:
|
|
self.setText(str(self.vm.backup_timestamp.date()))
|
|
else:
|
|
self.setText("")
|
|
|
|
def __lt__(self, other):
|
|
if self.vm.qid == 0:
|
|
return True
|
|
elif other.vm.qid == 0:
|
|
return False
|
|
elif self.vm.backup_timestamp == other.vm.backup_timestamp:
|
|
return self.vm.qid < other.vm.qid
|
|
elif not self.vm.backup_timestamp:
|
|
return False
|
|
elif not other.vm.backup_timestamp:
|
|
return True
|
|
else:
|
|
return self.vm.backup_timestamp < other.vm.backup_timestamp
|