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- Committer: Teddy Hogeborn
- Date: 2019-09-04 21:12:32 UTC
- mfrom: (237.7.726 trunk)
- Revision ID: teddy@recompile.se-20190904211232-qwuiramck8i8wmhe
Merge from trunk
- files added:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python
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#!/usr/bin/python3 -bb
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2
# -*- 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 © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 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,
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28
unicode_literals)
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try:
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from future_builtins import *
31
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 warnings
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import datetime
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import urwid.curses_display
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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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46
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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.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.3.1"
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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 = "1.8.9"
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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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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("PropertyChanged",
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self.property_changed,
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client_interface,
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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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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 breaks 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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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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def delete(self, *args, **kwargs):
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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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super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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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
147
["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.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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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 %s' % (self.properties["Name"]))
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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.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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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 = (gobject.timeout_add
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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):
231
self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
233
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
235
elif os.WCOREDUMP(condition):
236
self.logger('Checker for client %s (command "%s")'
237
' dumped core'
238
% (self.properties["Name"], command))
239
else:
240
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,
199
os.WTERMSIG(condition)))
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self.update()
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def checker_started(self, command):
245
#self.logger('Client %s started checker "%s"'
246
# % (self.properties["Name"], unicode(command)))
247
pass
248
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"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
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def got_secret(self):
250
self.last_checker_failed = False
251
self.logger('Client %s received its secret'
252
% self.properties["Name"])
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self.logger('Client {} received its secret'
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.format(self.properties["Name"]))
211
254
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def need_approval(self, timeout, default):
255
213
if not default:
256
message = 'Client %s needs approval within %s seconds'
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message = 'Client {} needs approval within {} seconds'
257
215
else:
258
message = 'Client %s will get its secret in %s seconds'
259
self.logger(message
260
% (self.properties["Name"], timeout/1000))
261
self.using_timer(True)
262
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
263
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def rejected(self, reason):
264
self.logger('Client %s was rejected; reason: %s'
265
% (self.properties["Name"], reason))
266
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self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
267
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def selectable(self):
268
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"""Make this a "selectable" widget.
269
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This overrides the method from urwid.FlowWidget."""
270
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return True
271
228
272
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def rows(self, maxcolrow, focus=False):
273
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"""How many rows this widget will occupy might depend on
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whether we have focus or not.
275
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This overrides the method from urwid.FlowWidget"""
276
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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def current_widget(self, focus=False):
279
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if focus or self.opened:
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return self._focus_widget
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return self._widget
282
239
283
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def update(self):
284
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"Called when what is visible on the screen should be updated."
285
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# How to add standout mode to a style
286
with_standout = { "normal": "standout",
287
"bold": "bold-standout",
288
"underline-blink":
289
"underline-blink-standout",
290
"bold-underline-blink":
291
"bold-underline-blink-standout",
292
}
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
}
293
250
294
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# Rebuild focus and non-focus widgets using current properties
295
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296
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# Base part of a client. Name!
297
base = ('%(name)s: '
298
% {"name": self.properties["Name"]})
254
base = '{name}: '.format(name=self.properties["Name"])
299
255
if not self.properties["Enabled"]:
300
256
message = "DISABLED"
257
self.using_timer(False)
301
258
elif self.properties["ApprovalPending"]:
302
timeout = datetime.timedelta(milliseconds
303
= self.properties
304
["ApprovalDelay"])
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
305
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last_approval_request = isoformat_to_datetime(
306
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self.properties["LastApprovalRequest"])
307
263
if last_approval_request is not None:
308
timer = timeout - (datetime.datetime.utcnow()
309
- last_approval_request)
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
310
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else:
311
268
timer = datetime.timedelta()
312
269
if self.properties["ApprovedByDefault"]:
313
message = "Approval in %s. (d)eny?"
270
message = "Approval in {}. (d)eny?"
314
271
else:
315
message = "Denial in %s. (a)pprove?"
316
message = message % unicode(timer).rsplit(".", 1)[0]
317
elif self.last_checker_failed:
318
# When checker has failed, print a timer until client expires
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
319
277
expires = self.properties["Expires"]
320
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if expires == "":
321
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timer = datetime.timedelta(0)
322
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else:
323
expires = datetime.datetime.strptime(expires,
324
'%Y-%m-%dT%H:%M:%S.%f')
325
timer = expires - datetime.datetime.utcnow()
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
326
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message = ('A checker has failed! Time until client'
327
' gets disabled: %s'
328
% unicode(timer).rsplit(".", 1)[0])
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
329
289
else:
330
290
message = "enabled"
331
self._text = "%s%s" % (base, message)
332
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self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
333
294
if not urwid.supports_unicode():
334
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self._text = self._text.encode("ascii", "replace")
335
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textlist = [("normal", self._text)]
345
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# Run update hook, if any
346
307
if self.update_hook is not None:
347
308
self.update_hook()
348
309
349
310
def update_timer(self):
350
"""called by gobject. Will indefinitely loop until
351
gobject.source_remove() on tag is called"""
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
352
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self.update()
353
315
return True # Keep calling this
354
355
def delete(self, *args, **kwargs):
316
317
def delete(self, **kwargs):
356
318
if self._update_timer_callback_tag is not None:
357
gobject.source_remove(self._update_timer_callback_tag)
319
GLib.source_remove(self._update_timer_callback_tag)
358
320
self._update_timer_callback_tag = None
359
321
for match in self.match_objects:
360
322
match.remove()
361
323
self.match_objects = ()
362
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if self.delete_hook is not None:
363
325
self.delete_hook(self)
364
return super(MandosClientWidget, self).delete(*args, **kwargs)
365
326
return super(MandosClientWidget, self).delete(**kwargs)
327
366
328
def render(self, maxcolrow, focus=False):
367
329
"""Render differently if we have focus.
368
330
This overrides the method from urwid.FlowWidget"""
369
331
return self.current_widget(focus).render(maxcolrow,
370
332
focus=focus)
371
333
372
334
def keypress(self, maxcolrow, key):
373
335
"""Handle keys.
374
336
This overrides the method from urwid.FlowWidget"""
375
337
if key == "+":
376
self.proxy.Enable(dbus_interface = client_interface,
377
ignore_reply=True)
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
378
341
elif key == "-":
379
self.proxy.Disable(dbus_interface = client_interface,
380
ignore_reply=True)
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
381
345
elif key == "a":
382
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
383
dbus_interface = client_interface,
347
dbus_interface=client_interface,
384
348
ignore_reply=True)
385
349
elif key == "d":
386
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
387
dbus_interface = client_interface,
351
dbus_interface=client_interface,
388
352
ignore_reply=True)
389
353
elif key == "R" or key == "_" or key == "ctrl k":
390
354
self.server_proxy_object.RemoveClient(self.proxy
391
355
.object_path,
392
356
ignore_reply=True)
393
357
elif key == "s":
394
self.proxy.StartChecker(dbus_interface = client_interface,
395
ignore_reply=True)
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
396
361
elif key == "S":
397
self.proxy.StopChecker(dbus_interface = client_interface,
398
ignore_reply=True)
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
399
365
elif key == "C":
400
self.proxy.CheckedOK(dbus_interface = client_interface,
366
self.proxy.CheckedOK(dbus_interface=client_interface,
401
367
ignore_reply=True)
402
368
# xxx
403
369
# elif key == "p" or key == "=":
408
374
# self.open()
409
375
else:
410
376
return key
411
412
def property_changed(self, property=None, value=None,
413
*args, **kwargs):
414
"""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.
415
380
This overrides the method from MandosClientPropertyCache"""
416
property_name = unicode(property)
417
old_value = self.properties.get(property_name)
418
super(MandosClientWidget, self).property_changed(
419
property=property, value=value, *args, **kwargs)
420
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):
421
387
self.update()
422
388
423
389
426
392
"down" key presses, thus not allowing any containing widgets to
427
393
use them as an excuse to shift focus away from this widget.
428
394
"""
429
def keypress(self, maxcolrow, key):
430
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
431
398
if ret in ("up", "down"):
432
399
return
433
400
return ret
437
404
"""This is the entire user interface - the whole screen
438
405
with boxes, lists of client widgets, etc.
439
406
"""
440
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
441
408
DBusGMainLoop(set_as_default=True)
442
409
443
410
self.screen = urwid.curses_display.Screen()
444
411
445
412
self.screen.register_palette((
446
413
("normal",
447
414
"default", "default", None),
448
415
("bold",
449
"default", "default", "bold"),
416
"bold", "default", "bold"),
450
417
("underline-blink",
451
"default", "default", "underline"),
418
"underline,blink", "default", "underline,blink"),
452
419
("standout",
453
"default", "default", "standout"),
420
"standout", "default", "standout"),
454
421
("bold-underline-blink",
455
"default", "default", ("bold", "underline")),
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
456
424
("bold-standout",
457
"default", "default", ("bold", "standout")),
425
"bold,standout", "default", "bold,standout"),
458
426
("underline-blink-standout",
459
"default", "default", ("underline", "standout")),
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
460
429
("bold-underline-blink-standout",
461
"default", "default", ("bold", "underline",
462
"standout")),
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
463
432
))
464
433
465
434
if urwid.supports_unicode():
466
self.divider = "─" # \u2500
467
#self.divider = "━" # \u2501
435
self.divider = "─" # \u2500
468
436
else:
469
#self.divider = "-" # \u002d
470
self.divider = "_" # \u005f
471
437
self.divider = "_" # \u005f
438
472
439
self.screen.start()
473
440
474
441
self.size = self.screen.get_cols_rows()
475
442
476
443
self.clients = urwid.SimpleListWalker([])
477
444
self.clients_dict = {}
478
445
479
446
# We will add Text widgets to this list
480
self.log = []
447
self.log = urwid.SimpleListWalker([])
481
448
self.max_log_length = max_log_length
482
449
450
self.log_level = log_level
451
483
452
# We keep a reference to the log widget so we can remove it
484
453
# from the ListWalker without it getting destroyed
485
454
self.logbox = ConstrainedListBox(self.log)
486
455
487
456
# This keeps track of whether self.uilist currently has
488
457
# self.logbox in it or not
489
458
self.log_visible = True
490
459
self.log_wrap = "any"
491
460
492
461
self.rebuild()
493
462
self.log_message_raw(("bold",
494
463
"Mandos Monitor version " + version))
495
464
self.log_message_raw(("bold",
496
465
"q: Quit ?: Help"))
497
466
498
467
self.busname = domain + '.Mandos'
499
self.main_loop = gobject.MainLoop()
500
self.bus = dbus.SystemBus()
501
mandos_dbus_objc = self.bus.get_object(
502
self.busname, "/", follow_name_owner_changes=True)
503
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
504
dbus_interface
505
= server_interface)
506
try:
507
mandos_clients = (self.mandos_serv
508
.GetAllClientsWithProperties())
509
except dbus.exceptions.DBusException:
510
mandos_clients = dbus.Dictionary()
511
512
(self.mandos_serv
513
.connect_to_signal("ClientRemoved",
514
self.find_and_remove_client,
515
dbus_interface=server_interface,
516
byte_arrays=True))
517
(self.mandos_serv
518
.connect_to_signal("ClientAdded",
519
self.add_new_client,
520
dbus_interface=server_interface,
521
byte_arrays=True))
522
(self.mandos_serv
523
.connect_to_signal("ClientNotFound",
524
self.client_not_found,
525
dbus_interface=server_interface,
526
byte_arrays=True))
527
for path, client in mandos_clients.iteritems():
528
client_proxy_object = self.bus.get_object(self.busname,
529
path)
530
self.add_client(MandosClientWidget(server_proxy_object
531
=self.mandos_serv,
532
proxy_object
533
=client_proxy_object,
534
properties=client,
535
update_hook
536
=self.refresh,
537
delete_hook
538
=self.remove_client,
539
logger
540
=self.log_message),
541
path=path)
542
543
def client_not_found(self, fingerprint, address):
544
self.log_message(("Client with address %s and fingerprint %s"
545
" could not be found" % (address,
546
fingerprint)))
547
468
self.main_loop = GLib.MainLoop()
469
470
def client_not_found(self, key_id, address):
471
self.log_message("Client with address {} and key ID {} could"
472
" not be found".format(address, key_id))
473
548
474
def rebuild(self):
549
475
"""This rebuilds the User Interface.
550
476
Call this when the widget layout needs to change"""
551
477
self.uilist = []
552
#self.uilist.append(urwid.ListBox(self.clients))
478
# self.uilist.append(urwid.ListBox(self.clients))
553
479
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
554
480
clients),
555
#header=urwid.Divider(),
481
# header=urwid.Divider(),
556
482
header=None,
557
footer=
558
urwid.Divider(div_char=
559
self.divider)))
483
footer=urwid.Divider(
484
div_char=self.divider)))
560
485
if self.log_visible:
561
486
self.uilist.append(self.logbox)
562
pass
563
487
self.topwidget = urwid.Pile(self.uilist)
564
565
def log_message(self, message):
488
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
566
493
timestamp = datetime.datetime.now().isoformat()
567
self.log_message_raw(timestamp + ": " + message)
568
569
def log_message_raw(self, markup):
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
496
497
def log_message_raw(self, markup, level=1):
570
498
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
571
501
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
572
if (self.max_log_length
573
and len(self.log) > self.max_log_length):
574
del self.log[0:len(self.log)-self.max_log_length-1]
575
self.logbox.set_focus(len(self.logbox.body.contents),
502
if self.max_log_length:
503
if len(self.log) > self.max_log_length:
504
del self.log[0:len(self.log)-self.max_log_length-1]
505
self.logbox.set_focus(len(self.logbox.body.contents)-1,
576
506
coming_from="above")
577
507
self.refresh()
578
508
579
509
def toggle_log_display(self):
580
510
"""Toggle visibility of the log buffer."""
581
511
self.log_visible = not self.log_visible
582
512
self.rebuild()
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
585
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
586
516
def change_log_display(self):
587
517
"""Change type of log display.
588
518
Currently, this toggles wrapping of text lines."""
592
522
self.log_wrap = "clip"
593
523
for textwidget in self.log:
594
524
textwidget.set_wrap_mode(self.log_wrap)
595
#self.log_message("Wrap mode: " + self.log_wrap)
596
597
def find_and_remove_client(self, path, name):
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
527
528
def find_and_remove_client(self, path, interfaces):
598
529
"""Find a client by its object path and remove it.
599
600
This is connected to the ClientRemoved signal from the
530
531
This is connected to the InterfacesRemoved signal from the
601
532
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
602
536
try:
603
537
client = self.clients_dict[path]
604
538
except KeyError:
605
539
# not found?
606
self.log_message("Unknown client %r (%r) removed", name,
607
path)
540
self.log_message("Unknown client {!r} removed"
541
.format(path))
608
542
return
609
543
client.delete()
610
611
def add_new_client(self, path):
544
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
547
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
550
"""
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
553
return
612
554
client_proxy_object = self.bus.get_object(self.busname, path)
613
self.add_client(MandosClientWidget(server_proxy_object
614
=self.mandos_serv,
615
proxy_object
616
=client_proxy_object,
617
update_hook
618
=self.refresh,
619
delete_hook
620
=self.remove_client,
621
logger
622
=self.log_message),
555
self.add_client(MandosClientWidget(
556
server_proxy_object=self.mandos_serv,
557
proxy_object=client_proxy_object,
558
update_hook=self.refresh,
559
delete_hook=self.remove_client,
560
logger=self.log_message,
561
properties=dict(ifs_and_props[client_interface])),
623
562
path=path)
624
563
625
564
def add_client(self, client, path=None):
626
565
self.clients.append(client)
627
566
if path is None:
628
567
path = client.proxy.object_path
629
568
self.clients_dict[path] = client
630
self.clients.sort(None, lambda c: c.properties["Name"])
569
self.clients.sort(key=lambda c: c.properties["Name"])
631
570
self.refresh()
632
571
633
572
def remove_client(self, client, path=None):
634
573
self.clients.remove(client)
635
574
if path is None:
636
575
path = client.proxy.object_path
637
576
del self.clients_dict[path]
638
if not self.clients_dict:
639
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
640
# is completely emptied, we need to recreate it.
641
self.clients = urwid.SimpleListWalker([])
642
self.rebuild()
643
577
self.refresh()
644
578
645
579
def refresh(self):
646
580
"""Redraw the screen"""
647
581
canvas = self.topwidget.render(self.size, focus=True)
648
582
self.screen.draw_screen(self.size, canvas)
649
583
650
584
def run(self):
651
585
"""Start the main loop and exit when it's done."""
586
self.bus = dbus.SystemBus()
587
mandos_dbus_objc = self.bus.get_object(
588
self.busname, "/", follow_name_owner_changes=True)
589
self.mandos_serv = dbus.Interface(
590
mandos_dbus_objc, dbus_interface=server_interface)
591
try:
592
mandos_clients = (self.mandos_serv
593
.GetAllClientsWithProperties())
594
if not mandos_clients:
595
self.log_message_raw(("bold",
596
"Note: Server has no clients."))
597
except dbus.exceptions.DBusException:
598
self.log_message_raw(("bold",
599
"Note: No Mandos server running."))
600
mandos_clients = dbus.Dictionary()
601
602
(self.mandos_serv
603
.connect_to_signal("InterfacesRemoved",
604
self.find_and_remove_client,
605
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
606
byte_arrays=True))
607
(self.mandos_serv
608
.connect_to_signal("InterfacesAdded",
609
self.add_new_client,
610
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
611
byte_arrays=True))
612
(self.mandos_serv
613
.connect_to_signal("ClientNotFound",
614
self.client_not_found,
615
dbus_interface=server_interface,
616
byte_arrays=True))
617
for path, client in mandos_clients.items():
618
client_proxy_object = self.bus.get_object(self.busname,
619
path)
620
self.add_client(MandosClientWidget(
621
server_proxy_object=self.mandos_serv,
622
proxy_object=client_proxy_object,
623
properties=client,
624
update_hook=self.refresh,
625
delete_hook=self.remove_client,
626
logger=self.log_message),
627
path=path)
628
652
629
self.refresh()
653
self._input_callback_tag = (gobject.io_add_watch
654
(sys.stdin.fileno(),
655
gobject.IO_IN,
656
self.process_input))
630
self._input_callback_tag = (
631
GLib.io_add_watch(
632
GLib.IOChannel.unix_new(sys.stdin.fileno()),
633
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
634
self.process_input))
657
635
self.main_loop.run()
658
636
# Main loop has finished, we should close everything now
659
gobject.source_remove(self._input_callback_tag)
660
self.screen.stop()
661
637
GLib.source_remove(self._input_callback_tag)
638
with warnings.catch_warnings():
639
warnings.simplefilter("ignore", BytesWarning)
640
self.screen.stop()
641
662
642
def stop(self):
663
643
self.main_loop.quit()
664
644
665
645
def process_input(self, source, condition):
666
646
keys = self.screen.get_input()
667
translations = { "ctrl n": "down", # Emacs
668
"ctrl p": "up", # Emacs
669
"ctrl v": "page down", # Emacs
670
"meta v": "page up", # Emacs
671
" ": "page down", # less
672
"f": "page down", # less
673
"b": "page up", # less
674
"j": "down", # vi
675
"k": "up", # vi
676
}
647
translations = {"ctrl n": "down", # Emacs
648
"ctrl p": "up", # Emacs
649
"ctrl v": "page down", # Emacs
650
"meta v": "page up", # Emacs
651
" ": "page down", # less
652
"f": "page down", # less
653
"b": "page up", # less
654
"j": "down", # vi
655
"k": "up", # vi
656
}
677
657
for key in keys:
678
658
try:
679
659
key = translations[key]
680
660
except KeyError: # :-)
681
661
pass
682
662
683
663
if key == "q" or key == "Q":
684
664
self.stop()
685
665
break
686
666
elif key == "window resize":
687
667
self.size = self.screen.get_cols_rows()
688
668
self.refresh()
689
elif key == "\f": # Ctrl-L
669
elif key == "ctrl l":
670
self.screen.clear()
690
671
self.refresh()
691
672
elif key == "l" or key == "D":
692
673
self.toggle_log_display()
704
685
"?: Help",
705
686
"l: Log window toggle",
706
687
"TAB: Switch window",
707
"w: Wrap (log)"))))
688
"w: Wrap (log lines)",
689
"v: Toggle verbose log",
690
))))
708
691
self.log_message_raw(("bold",
709
692
" "
710
693
.join(("Clients:",
723
706
else:
724
707
self.topwidget.set_focus(self.logbox)
725
708
self.refresh()
726
#elif (key == "end" or key == "meta >" or key == "G"
727
# or key == ">"):
728
# pass # xxx end-of-buffer
729
#elif (key == "home" or key == "meta <" or key == "g"
730
# or key == "<"):
731
# pass # xxx beginning-of-buffer
732
#elif key == "ctrl e" or key == "$":
733
# pass # xxx move-end-of-line
734
#elif key == "ctrl a" or key == "^":
735
# pass # xxx move-beginning-of-line
736
#elif key == "ctrl b" or key == "meta (" or key == "h":
737
# pass # xxx left
738
#elif key == "ctrl f" or key == "meta )" or key == "l":
739
# pass # xxx right
740
#elif key == "a":
741
# pass # scroll up log
742
#elif key == "z":
743
# pass # scroll down log
709
elif key == "v":
710
if self.log_level == 0:
711
self.log_level = 1
712
self.log_message("Verbose mode: Off")
713
else:
714
self.log_level = 0
715
self.log_message("Verbose mode: On")
716
# elif (key == "end" or key == "meta >" or key == "G"
717
# or key == ">"):
718
# pass # xxx end-of-buffer
719
# elif (key == "home" or key == "meta <" or key == "g"
720
# or key == "<"):
721
# pass # xxx beginning-of-buffer
722
# elif key == "ctrl e" or key == "$":
723
# pass # xxx move-end-of-line
724
# elif key == "ctrl a" or key == "^":
725
# pass # xxx move-beginning-of-line
726
# elif key == "ctrl b" or key == "meta (" or key == "h":
727
# pass # xxx left
728
# elif key == "ctrl f" or key == "meta )" or key == "l":
729
# pass # xxx right
730
# elif key == "a":
731
# pass # scroll up log
732
# elif key == "z":
733
# pass # scroll down log
744
734
elif self.topwidget.selectable():
745
735
self.topwidget.keypress(self.size, key)
746
736
self.refresh()
747
737
return True
748
738
739
749
740
ui = UserInterface()
750
741
try:
751
742
ui.run()
752
743
except KeyboardInterrupt:
753
744
ui.screen.stop()
754
except Exception, e:
755
ui.log_message(unicode(e))
745
except Exception as e:
746
ui.log_message(str(e))
756
747
ui.screen.stop()
757
748
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0