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- Committer: Teddy Hogeborn
- Date: 2017-08-20 16:23:14 UTC
- Revision ID: teddy@recompile.se-20170820162314-hcvb6auvbm0mlppk
Use the https form of the Format URL in debian/copyright.
* debian/copyright (Format): Use https in URL.
* debian/copyright (Format): Use https in URL.
- files added:
- bugs.xml
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/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 © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 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 © 2009-2017 Teddy Hogeborn
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# Copyright © 2009-2017 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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45
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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 = "1.3.0"
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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 = "1.7.15"
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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):
125
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
140
["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=
148
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))
183
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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:
203
if self.last_checker_failed:
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self.last_checker_failed = False
205
self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
208
# % (self.properties["Name"], command))
184
self.logger('Checker for client {} (command "{}")'
185
' 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
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
215
190
if os.WIFEXITED(condition):
216
self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
218
% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
220
195
elif os.WIFSIGNALED(condition):
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (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")'
227
' dumped core'
228
% (self.properties["Name"], command))
229
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
232
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self.update()
233
201
234
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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
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
239
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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
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
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def need_approval(self, timeout, default):
245
213
if not default:
246
message = 'Client %s needs approval within %s seconds'
214
message = 'Client {} needs approval within {} seconds'
247
215
else:
248
message = 'Client %s will get its secret in %s seconds'
249
self.logger(message
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
252
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message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
253
220
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
261
228
262
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def rows(self, maxcolrow, focus=False):
263
230
"""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
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
267
234
268
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def current_widget(self, focus=False):
269
236
if focus or self.opened:
270
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return self._focus_widget
271
238
return self._widget
272
239
273
240
def update(self):
274
241
"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
252
286
253
# 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
256
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
261
last_approval_request = isoformat_to_datetime(
296
262
self.properties["LastApprovalRequest"])
297
263
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
267
else:
301
268
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?"
306
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
289
else:
320
290
message = "enabled"
321
self._text = "%s%s" % (base, message)
322
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
323
294
if not urwid.supports_unicode():
324
295
self._text = self._text.encode("ascii", "replace")
325
296
textlist = [("normal", self._text)]
335
306
# 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,
362
ignore_reply=True)
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
363
341
elif key == "-":
364
self.proxy.Disable(dbus_interface = client_interface,
365
ignore_reply=True)
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
366
345
elif key == "a":
367
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
368
dbus_interface = client_interface,
347
dbus_interface=client_interface,
369
348
ignore_reply=True)
370
349
elif key == "d":
371
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
372
dbus_interface = client_interface,
351
dbus_interface=client_interface,
373
352
ignore_reply=True)
374
353
elif key == "R" or key == "_" or key == "ctrl k":
375
354
self.server_proxy_object.RemoveClient(self.proxy
376
355
.object_path,
377
356
ignore_reply=True)
378
357
elif key == "s":
379
self.proxy.StartChecker(dbus_interface = client_interface,
380
ignore_reply=True)
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
381
361
elif key == "S":
382
self.proxy.StopChecker(dbus_interface = client_interface,
383
ignore_reply=True)
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
384
365
elif key == "C":
385
self.proxy.CheckedOK(dbus_interface = client_interface,
366
self.proxy.CheckedOK(dbus_interface=client_interface,
386
367
ignore_reply=True)
387
368
# xxx
388
369
# elif key == "p" or key == "=":
393
374
# self.open()
394
375
else:
395
376
return key
396
397
def property_changed(self, property=None, value=None,
398
*args, **kwargs):
399
"""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.
400
380
This overrides the method from MandosClientPropertyCache"""
401
property_name = unicode(property)
402
old_value = self.properties.get(property_name)
403
super(MandosClientWidget, self).property_changed(
404
property=property, value=value, *args, **kwargs)
405
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):
406
387
self.update()
407
388
408
389
411
392
"down" key presses, thus not allowing any containing widgets to
412
393
use them as an excuse to shift focus away from this widget.
413
394
"""
414
def keypress(self, maxcolrow, key):
415
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
416
398
if ret in ("up", "down"):
417
399
return
418
400
return ret
422
404
"""This is the entire user interface - the whole screen
423
405
with boxes, lists of client widgets, etc.
424
406
"""
425
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
426
408
DBusGMainLoop(set_as_default=True)
427
409
428
410
self.screen = urwid.curses_display.Screen()
429
411
430
412
self.screen.register_palette((
431
413
("normal",
432
414
"default", "default", None),
433
415
("bold",
434
"default", "default", "bold"),
416
"bold", "default", "bold"),
435
417
("underline-blink",
436
"default", "default", "underline"),
418
"underline,blink", "default", "underline,blink"),
437
419
("standout",
438
"default", "default", "standout"),
420
"standout", "default", "standout"),
439
421
("bold-underline-blink",
440
"default", "default", ("bold", "underline")),
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
441
424
("bold-standout",
442
"default", "default", ("bold", "standout")),
425
"bold,standout", "default", "bold,standout"),
443
426
("underline-blink-standout",
444
"default", "default", ("underline", "standout")),
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
445
429
("bold-underline-blink-standout",
446
"default", "default", ("bold", "underline",
447
"standout")),
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
448
432
))
449
433
450
434
if urwid.supports_unicode():
451
self.divider = "─" # \u2500
452
#self.divider = "━" # \u2501
435
self.divider = "─" # \u2500
453
436
else:
454
#self.divider = "-" # \u002d
455
self.divider = "_" # \u005f
456
437
self.divider = "_" # \u005f
438
457
439
self.screen.start()
458
440
459
441
self.size = self.screen.get_cols_rows()
460
442
461
443
self.clients = urwid.SimpleListWalker([])
462
444
self.clients_dict = {}
463
445
464
446
# We will add Text widgets to this list
465
447
self.log = []
466
448
self.max_log_length = max_log_length
467
449
450
self.log_level = log_level
451
468
452
# We keep a reference to the log widget so we can remove it
469
453
# from the ListWalker without it getting destroyed
470
454
self.logbox = ConstrainedListBox(self.log)
471
455
472
456
# This keeps track of whether self.uilist currently has
473
457
# self.logbox in it or not
474
458
self.log_visible = True
475
459
self.log_wrap = "any"
476
460
477
461
self.rebuild()
478
462
self.log_message_raw(("bold",
479
463
"Mandos Monitor version " + version))
480
464
self.log_message_raw(("bold",
481
465
"q: Quit ?: Help"))
482
466
483
467
self.busname = domain + '.Mandos'
484
self.main_loop = gobject.MainLoop()
485
self.bus = dbus.SystemBus()
486
mandos_dbus_objc = self.bus.get_object(
487
self.busname, "/", follow_name_owner_changes=True)
488
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
489
dbus_interface
490
= server_interface)
491
try:
492
mandos_clients = (self.mandos_serv
493
.GetAllClientsWithProperties())
494
except dbus.exceptions.DBusException:
495
mandos_clients = dbus.Dictionary()
496
497
(self.mandos_serv
498
.connect_to_signal("ClientRemoved",
499
self.find_and_remove_client,
500
dbus_interface=server_interface,
501
byte_arrays=True))
502
(self.mandos_serv
503
.connect_to_signal("ClientAdded",
504
self.add_new_client,
505
dbus_interface=server_interface,
506
byte_arrays=True))
507
(self.mandos_serv
508
.connect_to_signal("ClientNotFound",
509
self.client_not_found,
510
dbus_interface=server_interface,
511
byte_arrays=True))
512
for path, client in mandos_clients.iteritems():
513
client_proxy_object = self.bus.get_object(self.busname,
514
path)
515
self.add_client(MandosClientWidget(server_proxy_object
516
=self.mandos_serv,
517
proxy_object
518
=client_proxy_object,
519
properties=client,
520
update_hook
521
=self.refresh,
522
delete_hook
523
=self.remove_client,
524
logger
525
=self.log_message),
526
path=path)
527
468
self.main_loop = GLib.MainLoop()
469
528
470
def client_not_found(self, fingerprint, address):
529
self.log_message(("Client with address %s and fingerprint %s"
530
" could not be found" % (address,
531
fingerprint)))
532
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
533
475
def rebuild(self):
534
476
"""This rebuilds the User Interface.
535
477
Call this when the widget layout needs to change"""
536
478
self.uilist = []
537
#self.uilist.append(urwid.ListBox(self.clients))
479
# self.uilist.append(urwid.ListBox(self.clients))
538
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
539
481
clients),
540
#header=urwid.Divider(),
482
# header=urwid.Divider(),
541
483
header=None,
542
footer=
543
urwid.Divider(div_char=
544
self.divider)))
484
footer=urwid.Divider(
485
div_char=self.divider)))
545
486
if self.log_visible:
546
487
self.uilist.append(self.logbox)
547
pass
548
488
self.topwidget = urwid.Pile(self.uilist)
549
550
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
551
494
timestamp = datetime.datetime.now().isoformat()
552
self.log_message_raw(timestamp + ": " + message)
553
554
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):
555
499
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
556
502
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
557
if (self.max_log_length
558
and len(self.log) > self.max_log_length):
559
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]
560
506
self.logbox.set_focus(len(self.logbox.body.contents),
561
507
coming_from="above")
562
508
self.refresh()
563
509
564
510
def toggle_log_display(self):
565
511
"""Toggle visibility of the log buffer."""
566
512
self.log_visible = not self.log_visible
567
513
self.rebuild()
568
#self.log_message("Log visibility changed to: "
569
# + unicode(self.log_visible))
570
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
571
517
def change_log_display(self):
572
518
"""Change type of log display.
573
519
Currently, this toggles wrapping of text lines."""
577
523
self.log_wrap = "clip"
578
524
for textwidget in self.log:
579
525
textwidget.set_wrap_mode(self.log_wrap)
580
#self.log_message("Wrap mode: " + self.log_wrap)
581
582
def find_and_remove_client(self, path, name):
583
"""Find an client from its object path and remove it.
584
585
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
586
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
587
537
try:
588
538
client = self.clients_dict[path]
589
539
except KeyError:
590
540
# not found?
591
return
592
self.remove_client(client, path)
593
594
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
595
555
client_proxy_object = self.bus.get_object(self.busname, path)
596
self.add_client(MandosClientWidget(server_proxy_object
597
=self.mandos_serv,
598
proxy_object
599
=client_proxy_object,
600
update_hook
601
=self.refresh,
602
delete_hook
603
=self.remove_client,
604
logger
605
=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])),
606
563
path=path)
607
564
608
565
def add_client(self, client, path=None):
609
566
self.clients.append(client)
610
567
if path is None:
611
568
path = client.proxy.object_path
612
569
self.clients_dict[path] = client
613
self.clients.sort(None, lambda c: c.properties["Name"])
570
self.clients.sort(key=lambda c: c.properties["Name"])
614
571
self.refresh()
615
572
616
573
def remove_client(self, client, path=None):
617
574
self.clients.remove(client)
618
575
if path is None:
619
576
path = client.proxy.object_path
620
577
del self.clients_dict[path]
621
if not self.clients_dict:
622
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
623
# is completely emptied, we need to recreate it.
624
self.clients = urwid.SimpleListWalker([])
625
self.rebuild()
626
578
self.refresh()
627
579
628
580
def refresh(self):
629
581
"""Redraw the screen"""
630
582
canvas = self.topwidget.render(self.size, focus=True)
631
583
self.screen.draw_screen(self.size, canvas)
632
584
633
585
def run(self):
634
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
635
630
self.refresh()
636
self._input_callback_tag = (gobject.io_add_watch
631
self._input_callback_tag = (GLib.io_add_watch
637
632
(sys.stdin.fileno(),
638
gobject.IO_IN,
633
GLib.IO_IN,
639
634
self.process_input))
640
635
self.main_loop.run()
641
636
# Main loop has finished, we should close everything now
642
gobject.source_remove(self._input_callback_tag)
637
GLib.source_remove(self._input_callback_tag)
643
638
self.screen.stop()
644
639
645
640
def stop(self):
646
641
self.main_loop.quit()
647
642
648
643
def process_input(self, source, condition):
649
644
keys = self.screen.get_input()
650
translations = { "ctrl n": "down", # Emacs
651
"ctrl p": "up", # Emacs
652
"ctrl v": "page down", # Emacs
653
"meta v": "page up", # Emacs
654
" ": "page down", # less
655
"f": "page down", # less
656
"b": "page up", # less
657
"j": "down", # vi
658
"k": "up", # vi
659
}
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
}
660
655
for key in keys:
661
656
try:
662
657
key = translations[key]
663
658
except KeyError: # :-)
664
659
pass
665
660
666
661
if key == "q" or key == "Q":
667
662
self.stop()
668
663
break
669
664
elif key == "window resize":
670
665
self.size = self.screen.get_cols_rows()
671
666
self.refresh()
672
elif key == "\f": # Ctrl-L
667
elif key == "ctrl l":
668
self.screen.clear()
673
669
self.refresh()
674
670
elif key == "l" or key == "D":
675
671
self.toggle_log_display()
687
683
"?: Help",
688
684
"l: Log window toggle",
689
685
"TAB: Switch window",
690
"w: Wrap (log)"))))
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
691
689
self.log_message_raw(("bold",
692
690
" "
693
691
.join(("Clients:",
706
704
else:
707
705
self.topwidget.set_focus(self.logbox)
708
706
self.refresh()
709
#elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
#elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
#elif key == "ctrl e" or key == "$":
716
# pass # xxx move-end-of-line
717
#elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
#elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
#elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
#elif key == "a":
724
# pass # scroll up log
725
#elif key == "z":
726
# pass # scroll down log
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
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
727
732
elif self.topwidget.selectable():
728
733
self.topwidget.keypress(self.size, key)
729
734
self.refresh()
730
735
return True
731
736
737
732
738
ui = UserInterface()
733
739
try:
734
740
ui.run()
735
741
except KeyboardInterrupt:
736
742
ui.screen.stop()
737
except Exception, e:
738
ui.log_message(unicode(e))
743
except Exception as e:
744
ui.log_message(str(e))
739
745
ui.screen.stop()
740
746
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0