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- Committer: Teddy Hogeborn
- Date: 2018-02-10 19:02:09 UTC
- mfrom: (930 trunk)
- mto: This revision was merged to the branch mainline in revision 931.
- Revision ID: teddy@recompile.se-20180210190209-h3y8b55v0dmn5ri6
Merge from trunk
- files added:
- bugs.xml
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
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#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009,2010 Teddy Hogeborn
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# Copyright © 2009,2010 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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#
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# Copyright © 2009-2018 Teddy Hogeborn
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# Copyright © 2009-2018 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (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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# Mandos is distributed in the hope that it will be useful, but
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# 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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#
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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, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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from __future__ import division, absolute_import, print_function, unicode_literals
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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import sys
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import os
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import signal
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import datetime
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
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from gi.repository import GLib
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import dbus
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import UserList
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import locale
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import logging
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if sys.version_info.major == 2:
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str = unicode
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locale.setlocale(locale.LC_ALL, '')
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import logging
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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# Some useful constants
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domain = 'se.bsnet.fukt'
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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.2.3"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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version = "1.7.16"
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try:
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dbus.OBJECT_MANAGER_IFACE
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except AttributeError:
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dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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It updates the changed property in the "properties" dict.
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
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if properties is None:
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self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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"""
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# Update properties dict with new value
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self.properties[property] = value
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if interface == client_interface:
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self.properties.update(properties)
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def delete(self):
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self.property_changed_match.remove()
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, *args, **kwargs):
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delete_hook=None, logger=None, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.server_proxy_object = server_proxy_object
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# Logger
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self.logger = logger
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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super(MandosClientWidget, self).__init__(**kwargs)
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self.update()
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self.opened = False
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last_checked_ok = isoformat_to_datetime(self.properties
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["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True)
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True))
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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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self._update_timer_callback_tag = (gobject.timeout_add
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if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (GLib.timeout_add
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(1000,
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self.update_timer))
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elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
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elif not (flag or self._update_timer_callback_tag is None):
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GLib.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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def checker_completed(self, exitstatus, condition, command):
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if exitstatus == 0:
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
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command), level=0)
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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if os.WIFEXITED(condition):
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self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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self.logger('Checker for client {} (command "{}") failed'
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' with exit code {}'
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.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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elif os.WIFSIGNALED(condition):
221
self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
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% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
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' dumped core'
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% (self.properties["Name"], command))
229
else:
230
self.logger('Checker for client %s completed'
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' mysteriously')
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self.logger('Checker for client {} (command "{}") was'
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' killed by signal {}'
198
.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
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self.update()
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def checker_started(self, command):
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
238
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"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
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.format(self.properties["Name"],
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command), level=0)
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def got_secret(self):
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
243
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self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
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def need_approval(self, timeout, default):
245
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if not default:
246
message = 'Client %s needs approval within %s seconds'
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message = 'Client {} needs approval within {} seconds'
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215
else:
248
message = 'Client %s will get its secret in %s seconds'
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self.logger(message
250
% (self.properties["Name"], timeout/1000))
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self.using_timer(True)
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message = 'Client {} will get its secret in {} seconds'
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self.logger(message.format(self.properties["Name"],
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timeout/1000))
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def rejected(self, reason):
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
256
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self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
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def selectable(self):
258
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"""Make this a "selectable" widget.
259
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This overrides the method from urwid.FlowWidget."""
260
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return True
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def rows(self, maxcolrow, focus=False):
263
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"""How many rows this widget will occupy might depend on
264
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whether we have focus or not.
265
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This overrides the method from urwid.FlowWidget"""
266
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
267
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def current_widget(self, focus=False):
269
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if focus or self.opened:
270
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return self._focus_widget
271
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return self._widget
272
239
273
240
def update(self):
274
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"Called when what is visible on the screen should be updated."
275
242
# How to add standout mode to a style
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
278
"underline-blink":
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
282
}
243
with_standout = {"normal": "standout",
244
"bold": "bold-standout",
245
"underline-blink":
246
"underline-blink-standout",
247
"bold-underline-blink":
248
"bold-underline-blink-standout",
249
}
283
250
284
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# Rebuild focus and non-focus widgets using current properties
285
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286
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# Base part of a client. Name!
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
254
base = '{name}: '.format(name=self.properties["Name"])
289
255
if not self.properties["Enabled"]:
290
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message = "DISABLED"
257
self.using_timer(False)
291
258
elif self.properties["ApprovalPending"]:
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
295
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last_approval_request = isoformat_to_datetime(
296
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self.properties["LastApprovalRequest"])
297
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if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
300
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else:
301
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timer = datetime.timedelta()
302
269
if self.properties["ApprovedByDefault"]:
303
message = "Approval in %s. (d)eny?"
304
else:
305
message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
309
= self.properties
310
["Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
270
message = "Approval in {}. (d)eny?"
271
else:
272
message = "Denial in {}. (a)pprove?"
273
message = message.format(str(timer).rsplit(".", 1)[0])
274
self.using_timer(True)
275
elif self.properties["LastCheckerStatus"] != 0:
276
# When checker has failed, show timer until client expires
277
expires = self.properties["Expires"]
278
if expires == "":
279
timer = datetime.timedelta(0)
280
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
316
285
message = ('A checker has failed! Time until client'
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
319
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else:
320
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message = "enabled"
321
self._text = "%s%s" % (base, message)
322
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self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
323
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if not urwid.supports_unicode():
324
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self._text = self._text.encode("ascii", "replace")
325
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textlist = [("normal", self._text)]
335
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# Run update hook, if any
336
307
if self.update_hook is not None:
337
308
self.update_hook()
338
309
339
310
def update_timer(self):
340
"called by gobject"
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
341
314
self.update()
342
315
return True # Keep calling this
343
344
def delete(self):
316
317
def delete(self, **kwargs):
345
318
if self._update_timer_callback_tag is not None:
346
gobject.source_remove(self._update_timer_callback_tag)
319
GLib.source_remove(self._update_timer_callback_tag)
347
320
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
348
324
if self.delete_hook is not None:
349
325
self.delete_hook(self)
350
326
return super(MandosClientWidget, self).delete(**kwargs)
327
351
328
def render(self, maxcolrow, focus=False):
352
329
"""Render differently if we have focus.
353
330
This overrides the method from urwid.FlowWidget"""
354
331
return self.current_widget(focus).render(maxcolrow,
355
332
focus=focus)
356
333
357
334
def keypress(self, maxcolrow, key):
358
335
"""Handle keys.
359
336
This overrides the method from urwid.FlowWidget"""
360
337
if key == "+":
361
self.proxy.Enable(dbus_interface = client_interface)
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
362
341
elif key == "-":
363
self.proxy.Disable(dbus_interface = client_interface)
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
364
345
elif key == "a":
365
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
dbus_interface = client_interface)
347
dbus_interface=client_interface,
348
ignore_reply=True)
367
349
elif key == "d":
368
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
dbus_interface = client_interface)
351
dbus_interface=client_interface,
352
ignore_reply=True)
370
353
elif key == "R" or key == "_" or key == "ctrl k":
371
354
self.server_proxy_object.RemoveClient(self.proxy
372
.object_path)
355
.object_path,
356
ignore_reply=True)
373
357
elif key == "s":
374
self.proxy.StartChecker(dbus_interface = client_interface)
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
375
361
elif key == "S":
376
self.proxy.StopChecker(dbus_interface = client_interface)
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
377
365
elif key == "C":
378
self.proxy.CheckedOK(dbus_interface = client_interface)
366
self.proxy.CheckedOK(dbus_interface=client_interface,
367
ignore_reply=True)
379
368
# xxx
380
369
# elif key == "p" or key == "=":
381
370
# self.proxy.pause()
385
374
# self.open()
386
375
else:
387
376
return key
388
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
391
"""Call self.update() if old value is not new value.
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
392
380
This overrides the method from MandosClientPropertyCache"""
393
property_name = unicode(property)
394
old_value = self.properties.get(property_name)
395
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
397
if self.properties.get(property_name) != old_value:
381
old_values = {key: self.properties.get(key)
382
for key in properties.keys()}
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
for key in old_values):
398
387
self.update()
399
388
400
389
403
392
"down" key presses, thus not allowing any containing widgets to
404
393
use them as an excuse to shift focus away from this widget.
405
394
"""
406
def keypress(self, maxcolrow, key):
407
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
408
398
if ret in ("up", "down"):
409
399
return
410
400
return ret
414
404
"""This is the entire user interface - the whole screen
415
405
with boxes, lists of client widgets, etc.
416
406
"""
417
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
418
408
DBusGMainLoop(set_as_default=True)
419
409
420
410
self.screen = urwid.curses_display.Screen()
421
411
422
412
self.screen.register_palette((
423
413
("normal",
424
414
"default", "default", None),
425
415
("bold",
426
"default", "default", "bold"),
416
"bold", "default", "bold"),
427
417
("underline-blink",
428
"default", "default", "underline"),
418
"underline,blink", "default", "underline,blink"),
429
419
("standout",
430
"default", "default", "standout"),
420
"standout", "default", "standout"),
431
421
("bold-underline-blink",
432
"default", "default", ("bold", "underline")),
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
433
424
("bold-standout",
434
"default", "default", ("bold", "standout")),
425
"bold,standout", "default", "bold,standout"),
435
426
("underline-blink-standout",
436
"default", "default", ("underline", "standout")),
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
437
429
("bold-underline-blink-standout",
438
"default", "default", ("bold", "underline",
439
"standout")),
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
440
432
))
441
433
442
434
if urwid.supports_unicode():
443
self.divider = "─" # \u2500
444
#self.divider = "━" # \u2501
435
self.divider = "─" # \u2500
445
436
else:
446
#self.divider = "-" # \u002d
447
self.divider = "_" # \u005f
448
437
self.divider = "_" # \u005f
438
449
439
self.screen.start()
450
440
451
441
self.size = self.screen.get_cols_rows()
452
442
453
443
self.clients = urwid.SimpleListWalker([])
454
444
self.clients_dict = {}
455
445
456
446
# We will add Text widgets to this list
457
447
self.log = []
458
448
self.max_log_length = max_log_length
459
449
450
self.log_level = log_level
451
460
452
# We keep a reference to the log widget so we can remove it
461
453
# from the ListWalker without it getting destroyed
462
454
self.logbox = ConstrainedListBox(self.log)
463
455
464
456
# This keeps track of whether self.uilist currently has
465
457
# self.logbox in it or not
466
458
self.log_visible = True
467
459
self.log_wrap = "any"
468
460
469
461
self.rebuild()
470
462
self.log_message_raw(("bold",
471
463
"Mandos Monitor version " + version))
472
464
self.log_message_raw(("bold",
473
465
"q: Quit ?: Help"))
474
466
475
467
self.busname = domain + '.Mandos'
476
self.main_loop = gobject.MainLoop()
477
self.bus = dbus.SystemBus()
478
mandos_dbus_objc = self.bus.get_object(
479
self.busname, "/", follow_name_owner_changes=True)
480
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
481
dbus_interface
482
= server_interface)
483
try:
484
mandos_clients = (self.mandos_serv
485
.GetAllClientsWithProperties())
486
except dbus.exceptions.DBusException:
487
mandos_clients = dbus.Dictionary()
488
489
(self.mandos_serv
490
.connect_to_signal("ClientRemoved",
491
self.find_and_remove_client,
492
dbus_interface=server_interface,
493
byte_arrays=True))
494
(self.mandos_serv
495
.connect_to_signal("ClientAdded",
496
self.add_new_client,
497
dbus_interface=server_interface,
498
byte_arrays=True))
499
(self.mandos_serv
500
.connect_to_signal("ClientNotFound",
501
self.client_not_found,
502
dbus_interface=server_interface,
503
byte_arrays=True))
504
for path, client in mandos_clients.iteritems():
505
client_proxy_object = self.bus.get_object(self.busname,
506
path)
507
self.add_client(MandosClientWidget(server_proxy_object
508
=self.mandos_serv,
509
proxy_object
510
=client_proxy_object,
511
properties=client,
512
update_hook
513
=self.refresh,
514
delete_hook
515
=self.remove_client,
516
logger
517
=self.log_message),
518
path=path)
519
468
self.main_loop = GLib.MainLoop()
469
520
470
def client_not_found(self, fingerprint, address):
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
523
fingerprint)))
524
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
525
475
def rebuild(self):
526
476
"""This rebuilds the User Interface.
527
477
Call this when the widget layout needs to change"""
528
478
self.uilist = []
529
#self.uilist.append(urwid.ListBox(self.clients))
479
# self.uilist.append(urwid.ListBox(self.clients))
530
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
531
481
clients),
532
#header=urwid.Divider(),
482
# header=urwid.Divider(),
533
483
header=None,
534
footer=
535
urwid.Divider(div_char=
536
self.divider)))
484
footer=urwid.Divider(
485
div_char=self.divider)))
537
486
if self.log_visible:
538
487
self.uilist.append(self.logbox)
539
pass
540
488
self.topwidget = urwid.Pile(self.uilist)
541
542
def log_message(self, message):
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
543
494
timestamp = datetime.datetime.now().isoformat()
544
self.log_message_raw(timestamp + ": " + message)
545
546
def log_message_raw(self, markup):
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
547
499
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
548
502
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
549
if (self.max_log_length
550
and len(self.log) > self.max_log_length):
551
del self.log[0:len(self.log)-self.max_log_length-1]
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
552
506
self.logbox.set_focus(len(self.logbox.body.contents),
553
507
coming_from="above")
554
508
self.refresh()
555
509
556
510
def toggle_log_display(self):
557
511
"""Toggle visibility of the log buffer."""
558
512
self.log_visible = not self.log_visible
559
513
self.rebuild()
560
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
562
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
563
517
def change_log_display(self):
564
518
"""Change type of log display.
565
519
Currently, this toggles wrapping of text lines."""
569
523
self.log_wrap = "clip"
570
524
for textwidget in self.log:
571
525
textwidget.set_wrap_mode(self.log_wrap)
572
#self.log_message("Wrap mode: " + self.log_wrap)
573
574
def find_and_remove_client(self, path, name):
575
"""Find an client from its object path and remove it.
576
577
This is connected to the ClientRemoved signal from the
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
578
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
579
537
try:
580
538
client = self.clients_dict[path]
581
539
except KeyError:
582
540
# not found?
583
return
584
self.remove_client(client, path)
585
586
def add_new_client(self, path):
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
543
return
544
client.delete()
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
587
555
client_proxy_object = self.bus.get_object(self.busname, path)
588
self.add_client(MandosClientWidget(server_proxy_object
589
=self.mandos_serv,
590
proxy_object
591
=client_proxy_object,
592
update_hook
593
=self.refresh,
594
delete_hook
595
=self.remove_client,
596
logger
597
=self.log_message),
556
self.add_client(MandosClientWidget(
557
server_proxy_object=self.mandos_serv,
558
proxy_object=client_proxy_object,
559
update_hook=self.refresh,
560
delete_hook=self.remove_client,
561
logger=self.log_message,
562
properties=dict(ifs_and_props[client_interface])),
598
563
path=path)
599
564
600
565
def add_client(self, client, path=None):
601
566
self.clients.append(client)
602
567
if path is None:
603
568
path = client.proxy.object_path
604
569
self.clients_dict[path] = client
605
self.clients.sort(None, lambda c: c.properties["Name"])
570
self.clients.sort(key=lambda c: c.properties["Name"])
606
571
self.refresh()
607
572
608
573
def remove_client(self, client, path=None):
609
574
self.clients.remove(client)
610
575
if path is None:
611
576
path = client.proxy.object_path
612
577
del self.clients_dict[path]
613
if not self.clients_dict:
614
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
615
# is completely emptied, we need to recreate it.
616
self.clients = urwid.SimpleListWalker([])
617
self.rebuild()
618
578
self.refresh()
619
579
620
580
def refresh(self):
621
581
"""Redraw the screen"""
622
582
canvas = self.topwidget.render(self.size, focus=True)
623
583
self.screen.draw_screen(self.size, canvas)
624
584
625
585
def run(self):
626
586
"""Start the main loop and exit when it's done."""
587
self.bus = dbus.SystemBus()
588
mandos_dbus_objc = self.bus.get_object(
589
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
592
try:
593
mandos_clients = (self.mandos_serv
594
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
mandos_clients = dbus.Dictionary()
602
603
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
605
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
byte_arrays=True))
608
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
610
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
612
byte_arrays=True))
613
(self.mandos_serv
614
.connect_to_signal("ClientNotFound",
615
self.client_not_found,
616
dbus_interface=server_interface,
617
byte_arrays=True))
618
for path, client in mandos_clients.items():
619
client_proxy_object = self.bus.get_object(self.busname,
620
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
path=path)
629
627
630
self.refresh()
628
self._input_callback_tag = (gobject.io_add_watch
631
self._input_callback_tag = (GLib.io_add_watch
629
632
(sys.stdin.fileno(),
630
gobject.IO_IN,
633
GLib.IO_IN,
631
634
self.process_input))
632
635
self.main_loop.run()
633
636
# Main loop has finished, we should close everything now
634
gobject.source_remove(self._input_callback_tag)
637
GLib.source_remove(self._input_callback_tag)
635
638
self.screen.stop()
636
639
637
640
def stop(self):
638
641
self.main_loop.quit()
639
642
640
643
def process_input(self, source, condition):
641
644
keys = self.screen.get_input()
642
translations = { "ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
649
"j": "down", # vi
650
"k": "up", # vi
651
}
645
translations = {"ctrl n": "down", # Emacs
646
"ctrl p": "up", # Emacs
647
"ctrl v": "page down", # Emacs
648
"meta v": "page up", # Emacs
649
" ": "page down", # less
650
"f": "page down", # less
651
"b": "page up", # less
652
"j": "down", # vi
653
"k": "up", # vi
654
}
652
655
for key in keys:
653
656
try:
654
657
key = translations[key]
655
658
except KeyError: # :-)
656
659
pass
657
660
658
661
if key == "q" or key == "Q":
659
662
self.stop()
660
663
break
661
664
elif key == "window resize":
662
665
self.size = self.screen.get_cols_rows()
663
666
self.refresh()
664
elif key == "\f": # Ctrl-L
667
elif key == "ctrl l":
668
self.screen.clear()
665
669
self.refresh()
666
670
elif key == "l" or key == "D":
667
671
self.toggle_log_display()
679
683
"?: Help",
680
684
"l: Log window toggle",
681
685
"TAB: Switch window",
682
"w: Wrap (log)"))))
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
683
689
self.log_message_raw(("bold",
684
690
" "
685
691
.join(("Clients:",
698
704
else:
699
705
self.topwidget.set_focus(self.logbox)
700
706
self.refresh()
701
#elif (key == "end" or key == "meta >" or key == "G"
702
# or key == ">"):
703
# pass # xxx end-of-buffer
704
#elif (key == "home" or key == "meta <" or key == "g"
705
# or key == "<"):
706
# pass # xxx beginning-of-buffer
707
#elif key == "ctrl e" or key == "$":
708
# pass # xxx move-end-of-line
709
#elif key == "ctrl a" or key == "^":
710
# pass # xxx move-beginning-of-line
711
#elif key == "ctrl b" or key == "meta (" or key == "h":
712
# pass # xxx left
713
#elif key == "ctrl f" or key == "meta )" or key == "l":
714
# pass # xxx right
715
#elif key == "a":
716
# pass # scroll up log
717
#elif key == "z":
718
# pass # scroll down log
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
719
732
elif self.topwidget.selectable():
720
733
self.topwidget.keypress(self.size, key)
721
734
self.refresh()
722
735
return True
723
736
737
724
738
ui = UserInterface()
725
739
try:
726
740
ui.run()
727
741
except KeyboardInterrupt:
728
742
ui.screen.stop()
729
except Exception, e:
730
ui.log_message(unicode(e))
743
except Exception as e:
744
ui.log_message(str(e))
731
745
ui.screen.stop()
732
746
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0