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- Committer: Björn Påhlsson
- Date: 2011-07-25 18:47:45 UTC
- mto: This revision was merged to the branch mainline in revision 489.
- Revision ID: belorn@fukt.bsnet.se-20110725184745-leavsoyu1hll3mdp
free dirents in password-prompt
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python3 -bbI
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#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2019 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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#
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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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11
# 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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# 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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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17
# 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 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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# 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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24
27
from __future__ import (division, absolute_import, print_function,
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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from __future__ import division, absolute_import, print_function, unicode_literals
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26
34
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import sys
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28
import os
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import warnings
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import signal
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37
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import datetime
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import locale
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import logging
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import urwid.curses_display
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34
import urwid
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35
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from dbus.mainloop.glib import DBusGMainLoop
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from gi.repository import GLib
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import gobject
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38
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import dbus
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40
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if sys.version_info.major == 2:
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__metaclass__ = type
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str = unicode
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log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
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format="%(message)s") # Show basic log messages
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logging.captureWarnings(True) # Show warnings via the logging system
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locale.setlocale(locale.LC_ALL, "")
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logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
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import UserList
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import locale
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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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49
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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 = "1.8.14"
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try:
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dbus.OBJECT_MANAGER_IFACE
71
except AttributeError:
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dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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51
domain = 'se.bsnet.fukt'
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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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56
# Always run in monochrome mode
57
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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63
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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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class MandosClientPropertyCache:
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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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83
changed.
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"""
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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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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
104
It updates the changed property in the "properties" dict.
116
105
"""
117
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# Update properties dict with new value
118
if interface == client_interface:
119
self.properties.update(properties)
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def delete(self):
122
self.property_changed_match.remove()
107
self.properties[property] = value
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
127
112
"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, **kwargs):
115
delete_hook=None, logger=None, *args, **kwargs):
131
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# Called on update
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self.update_hook = update_hook
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# Called on delete
134
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self.delete_hook = delete_hook
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# Mandos Server proxy object
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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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138
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
127
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__(**kwargs)
133
super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
145
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self.update()
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self.opened = False
147
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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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log.debug("Created client %s", self.properties["Name"])
170
138
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last_checked_ok = isoformat_to_datetime(self.properties
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["LastCheckedOK"])
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if last_checked_ok is None:
142
self.last_checker_failed = True
143
else:
144
self.last_checker_failed = ((datetime.datetime.utcnow()
145
- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
149
["Interval"]))
150
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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,
180
value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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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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186
activated or deactivated.
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"""
175
if flag and self._update_timer_callback_tag is None:
176
# Will update the shown timer value every second
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self._update_timer_callback_tag = (
178
GLib.timeout_add(1000,
179
glib_safely(self.update_timer)))
180
elif not (flag or self._update_timer_callback_tag is None):
181
GLib.source_remove(self._update_timer_callback_tag)
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old = self._update_timer_callback_lock
189
if flag:
190
self._update_timer_callback_lock += 1
191
else:
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self._update_timer_callback_lock -= 1
193
if old == 0 and self._update_timer_callback_lock:
194
self._update_timer_callback_tag = (gobject.timeout_add
195
(1000,
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self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
198
gobject.source_remove(self._update_timer_callback_tag)
182
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self._update_timer_callback_tag = None
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200
184
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def checker_completed(self, exitstatus, condition, command):
185
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if exitstatus == 0:
186
log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
208
# % (self.properties["Name"], command))
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self.update()
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return
190
211
# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
191
215
if os.WIFEXITED(condition):
192
log.info('Checker for client %s (command "%s") failed'
193
" with exit code %d", self.properties["Name"],
194
command, os.WEXITSTATUS(condition))
216
self.logger('Checker for client %s (command "%s")'
217
' failed with exit code %s'
218
% (self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
195
220
elif os.WIFSIGNALED(condition):
196
log.info('Checker for client %s (command "%s") was'
197
" killed by signal %d", self.properties["Name"],
198
command, os.WTERMSIG(condition))
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
224
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')
199
232
self.update()
200
233
201
234
def checker_started(self, command):
202
"""Server signals that a checker started."""
203
log.debug('Client %s started checker "%s"',
204
self.properties["Name"], command)
205
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
238
206
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def got_secret(self):
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
243
210
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def need_approval(self, timeout, default):
211
245
if not default:
212
message = "Client %s needs approval within %f seconds"
246
message = 'Client %s needs approval within %s seconds'
213
247
else:
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
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
217
253
def rejected(self, reason):
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
256
221
257
def selectable(self):
222
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"""Make this a "selectable" widget.
223
259
This overrides the method from urwid.FlowWidget."""
224
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return True
225
261
226
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def rows(self, maxcolrow, focus=False):
227
263
"""How many rows this widget will occupy might depend on
228
264
whether we have focus or not.
229
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This overrides the method from urwid.FlowWidget"""
230
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
231
267
232
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def current_widget(self, focus=False):
233
269
if focus or self.opened:
234
270
return self._focus_widget
235
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return self._widget
236
272
237
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def update(self):
238
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"Called when what is visible on the screen should be updated."
239
275
# How to add standout mode to a style
240
with_standout = {"normal": "standout",
241
"bold": "bold-standout",
242
"underline-blink":
243
"underline-blink-standout",
244
"bold-underline-blink":
245
"bold-underline-blink-standout",
246
}
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
}
247
283
248
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# Rebuild focus and non-focus widgets using current properties
249
285
250
286
# Base part of a client. Name!
251
base = "{name}: ".format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
252
289
if not self.properties["Enabled"]:
253
290
message = "DISABLED"
254
self.using_timer(False)
255
291
elif self.properties["ApprovalPending"]:
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
258
295
last_approval_request = isoformat_to_datetime(
259
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self.properties["LastApprovalRequest"])
260
297
if last_approval_request is not None:
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
264
300
else:
265
301
timer = datetime.timedelta()
266
302
if self.properties["ApprovedByDefault"]:
267
message = "Approval in {}. (d)eny?"
268
else:
269
message = "Denial in {}. (a)pprove?"
270
message = message.format(str(timer).rsplit(".", 1)[0])
271
self.using_timer(True)
272
elif self.properties["LastCheckerStatus"] != 0:
273
# When checker has failed, show timer until client expires
274
expires = self.properties["Expires"]
275
if expires == "":
276
timer = datetime.timedelta(0)
277
else:
278
expires = (datetime.datetime.strptime
279
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
280
timer = max(expires - datetime.datetime.utcnow(),
281
datetime.timedelta())
282
message = ("A checker has failed! Time until client"
283
" gets disabled: {}"
284
.format(str(timer).rsplit(".", 1)[0]))
285
self.using_timer(True)
303
message = "Approval in %s. (d)eny?"
304
else:
305
message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
309
= self.properties
310
["Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = ('A checker has failed! Time until client'
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
286
319
else:
287
320
message = "enabled"
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
321
self._text = "%s%s" % (base, message)
322
291
323
if not urwid.supports_unicode():
292
324
self._text = self._text.encode("ascii", "replace")
293
325
textlist = [("normal", self._text)]
303
335
# Run update hook, if any
304
336
if self.update_hook is not None:
305
337
self.update_hook()
306
338
307
339
def update_timer(self):
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
340
"called by gobject"
311
341
self.update()
312
342
return True # Keep calling this
313
314
def delete(self, **kwargs):
343
344
def delete(self):
315
345
if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
317
347
self._update_timer_callback_tag = None
318
for match in self.match_objects:
319
match.remove()
320
self.match_objects = ()
321
348
if self.delete_hook is not None:
322
349
self.delete_hook(self)
323
return super(MandosClientWidget, self).delete(**kwargs)
324
350
325
351
def render(self, maxcolrow, focus=False):
326
352
"""Render differently if we have focus.
327
353
This overrides the method from urwid.FlowWidget"""
328
354
return self.current_widget(focus).render(maxcolrow,
329
355
focus=focus)
330
356
331
357
def keypress(self, maxcolrow, key):
332
358
"""Handle keys.
333
359
This overrides the method from urwid.FlowWidget"""
334
360
if key == "+":
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
361
self.proxy.Enable(dbus_interface = client_interface,
362
ignore_reply=True)
338
363
elif key == "-":
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
364
self.proxy.Disable(dbus_interface = client_interface,
365
ignore_reply=True)
342
366
elif key == "a":
343
367
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
344
dbus_interface=client_interface,
368
dbus_interface = client_interface,
345
369
ignore_reply=True)
346
370
elif key == "d":
347
371
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
348
dbus_interface=client_interface,
372
dbus_interface = client_interface,
349
373
ignore_reply=True)
350
374
elif key == "R" or key == "_" or key == "ctrl k":
351
375
self.server_proxy_object.RemoveClient(self.proxy
352
376
.object_path,
353
377
ignore_reply=True)
354
378
elif key == "s":
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
379
self.proxy.StartChecker(dbus_interface = client_interface,
380
ignore_reply=True)
358
381
elif key == "S":
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
382
self.proxy.StopChecker(dbus_interface = client_interface,
383
ignore_reply=True)
362
384
elif key == "C":
363
self.proxy.CheckedOK(dbus_interface=client_interface,
385
self.proxy.CheckedOK(dbus_interface = client_interface,
364
386
ignore_reply=True)
365
387
# xxx
366
388
# elif key == "p" or key == "=":
371
393
# self.open()
372
394
else:
373
395
return key
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
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
400
This overrides the method from MandosClientPropertyCache"""
378
old_values = {key: self.properties.get(key)
379
for key in properties.keys()}
380
super(MandosClientWidget, self).properties_changed(
381
interface, properties, invalidated)
382
if any(old_values[key] != self.properties.get(key)
383
for key in old_values):
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:
384
406
self.update()
385
407
386
408
387
def glib_safely(func, retval=True):
388
def safe_func(*args, **kwargs):
389
try:
390
return func(*args, **kwargs)
391
except Exception:
392
log.exception("")
393
return retval
394
return safe_func
395
396
397
409
class ConstrainedListBox(urwid.ListBox):
398
410
"""Like a normal urwid.ListBox, but will consume all "up" or
399
411
"down" key presses, thus not allowing any containing widgets to
400
412
use them as an excuse to shift focus away from this widget.
401
413
"""
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
414
def keypress(self, maxcolrow, key):
415
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
405
416
if ret in ("up", "down"):
406
417
return
407
418
return ret
408
419
409
420
410
class UserInterface:
421
class UserInterface(object):
411
422
"""This is the entire user interface - the whole screen
412
423
with boxes, lists of client widgets, etc.
413
424
"""
414
425
def __init__(self, max_log_length=1000):
415
426
DBusGMainLoop(set_as_default=True)
416
427
417
428
self.screen = urwid.curses_display.Screen()
418
429
419
430
self.screen.register_palette((
420
431
("normal",
421
432
"default", "default", None),
422
433
("bold",
423
"bold", "default", "bold"),
434
"default", "default", "bold"),
424
435
("underline-blink",
425
"underline,blink", "default", "underline,blink"),
436
"default", "default", "underline"),
426
437
("standout",
427
"standout", "default", "standout"),
438
"default", "default", "standout"),
428
439
("bold-underline-blink",
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
440
"default", "default", ("bold", "underline")),
431
441
("bold-standout",
432
"bold,standout", "default", "bold,standout"),
442
"default", "default", ("bold", "standout")),
433
443
("underline-blink-standout",
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
444
"default", "default", ("underline", "standout")),
436
445
("bold-underline-blink-standout",
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
446
"default", "default", ("bold", "underline",
447
"standout")),
439
448
))
440
449
441
450
if urwid.supports_unicode():
442
self.divider = "─" # \u2500
451
self.divider = "─" # \u2500
452
#self.divider = "━" # \u2501
443
453
else:
444
self.divider = "_" # \u005f
445
454
#self.divider = "-" # \u002d
455
self.divider = "_" # \u005f
456
446
457
self.screen.start()
447
458
448
459
self.size = self.screen.get_cols_rows()
449
460
450
461
self.clients = urwid.SimpleListWalker([])
451
462
self.clients_dict = {}
452
463
453
464
# We will add Text widgets to this list
454
self.log = urwid.SimpleListWalker([])
465
self.log = []
455
466
self.max_log_length = max_log_length
456
467
457
468
# We keep a reference to the log widget so we can remove it
458
469
# from the ListWalker without it getting destroyed
459
470
self.logbox = ConstrainedListBox(self.log)
460
471
461
472
# This keeps track of whether self.uilist currently has
462
473
# self.logbox in it or not
463
474
self.log_visible = True
464
475
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
476
468
477
self.rebuild()
469
self.add_log_line(("bold",
470
"Mandos Monitor version " + version))
471
self.add_log_line(("bold", "q: Quit ?: Help"))
472
473
self.busname = domain + ".Mandos"
474
self.main_loop = GLib.MainLoop()
475
476
def client_not_found(self, key_id, address):
477
log.info("Client with address %s and key ID %s could"
478
" not be found", address, key_id)
479
478
self.log_message_raw(("bold",
479
"Mandos Monitor version " + version))
480
self.log_message_raw(("bold",
481
"q: Quit ?: Help"))
482
483
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
528
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
480
533
def rebuild(self):
481
534
"""This rebuilds the User Interface.
482
535
Call this when the widget layout needs to change"""
483
536
self.uilist = []
484
# self.uilist.append(urwid.ListBox(self.clients))
537
#self.uilist.append(urwid.ListBox(self.clients))
485
538
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
539
clients),
487
# header=urwid.Divider(),
540
#header=urwid.Divider(),
488
541
header=None,
489
footer=urwid.Divider(
490
div_char=self.divider)))
542
footer=
543
urwid.Divider(div_char=
544
self.divider)))
491
545
if self.log_visible:
492
546
self.uilist.append(self.logbox)
547
pass
493
548
self.topwidget = urwid.Pile(self.uilist)
494
495
def add_log_line(self, markup):
549
550
def log_message(self, message):
551
timestamp = datetime.datetime.now().isoformat()
552
self.log_message_raw(timestamp + ": " + message)
553
554
def log_message_raw(self, markup):
555
"""Add a log message to the log buffer."""
496
556
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
497
if self.max_log_length:
498
if len(self.log) > self.max_log_length:
499
del self.log[0:(len(self.log) - self.max_log_length)]
500
self.logbox.set_focus(len(self.logbox.body.contents)-1,
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]
560
self.logbox.set_focus(len(self.logbox.body.contents),
501
561
coming_from="above")
502
562
self.refresh()
503
563
504
564
def toggle_log_display(self):
505
565
"""Toggle visibility of the log buffer."""
506
566
self.log_visible = not self.log_visible
507
567
self.rebuild()
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
568
#self.log_message("Log visibility changed to: "
569
# + unicode(self.log_visible))
570
510
571
def change_log_display(self):
511
572
"""Change type of log display.
512
573
Currently, this toggles wrapping of text lines."""
516
577
self.log_wrap = "clip"
517
578
for textwidget in self.log:
518
579
textwidget.set_wrap_mode(self.log_wrap)
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
522
"""Find a client by its object path and remove it.
523
524
This is connected to the InterfacesRemoved signal from the
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
525
586
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
529
587
try:
530
588
client = self.clients_dict[path]
531
589
except KeyError:
532
590
# not found?
533
log.warning("Unknown client %s removed", path)
534
return
535
client.delete()
536
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
539
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
542
"""
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
545
return
591
return
592
self.remove_client(client, path)
593
594
def add_new_client(self, path):
546
595
client_proxy_object = self.bus.get_object(self.busname, path)
547
self.add_client(MandosClientWidget(
548
server_proxy_object=self.mandos_serv,
549
proxy_object=client_proxy_object,
550
update_hook=self.refresh,
551
delete_hook=self.remove_client,
552
properties=dict(ifs_and_props[client_interface])),
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),
553
606
path=path)
554
607
555
608
def add_client(self, client, path=None):
556
609
self.clients.append(client)
557
610
if path is None:
558
611
path = client.proxy.object_path
559
612
self.clients_dict[path] = client
560
self.clients.sort(key=lambda c: c.properties["Name"])
613
self.clients.sort(None, lambda c: c.properties["Name"])
561
614
self.refresh()
562
615
563
616
def remove_client(self, client, path=None):
564
617
self.clients.remove(client)
565
618
if path is None:
566
619
path = client.proxy.object_path
567
620
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()
568
626
self.refresh()
569
627
570
628
def refresh(self):
571
629
"""Redraw the screen"""
572
630
canvas = self.topwidget.render(self.size, focus=True)
573
631
self.screen.draw_screen(self.size, canvas)
574
632
575
633
def run(self):
576
634
"""Start the main loop and exit when it's done."""
577
log.addHandler(self.loghandler)
578
self.orig_log_propagate = log.propagate
579
log.propagate = False
580
self.orig_log_level = log.level
581
log.setLevel("INFO")
582
self.bus = dbus.SystemBus()
583
mandos_dbus_objc = self.bus.get_object(
584
self.busname, "/", follow_name_owner_changes=True)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
587
try:
588
mandos_clients = (self.mandos_serv
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
592
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
594
mandos_clients = dbus.Dictionary()
595
596
(self.mandos_serv
597
.connect_to_signal("InterfacesRemoved",
598
self.find_and_remove_client,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
600
byte_arrays=True))
601
(self.mandos_serv
602
.connect_to_signal("InterfacesAdded",
603
self.add_new_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("ClientNotFound",
608
self.client_not_found,
609
dbus_interface=server_interface,
610
byte_arrays=True))
611
for path, client in mandos_clients.items():
612
client_proxy_object = self.bus.get_object(self.busname,
613
path)
614
self.add_client(MandosClientWidget(
615
server_proxy_object=self.mandos_serv,
616
proxy_object=client_proxy_object,
617
properties=client,
618
update_hook=self.refresh,
619
delete_hook=self.remove_client),
620
path=path)
621
622
635
self.refresh()
623
self._input_callback_tag = (
624
GLib.io_add_watch(
625
GLib.IOChannel.unix_new(sys.stdin.fileno()),
626
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
627
glib_safely(self.process_input)))
636
self._input_callback_tag = (gobject.io_add_watch
637
(sys.stdin.fileno(),
638
gobject.IO_IN,
639
self.process_input))
628
640
self.main_loop.run()
629
641
# Main loop has finished, we should close everything now
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
633
self.screen.stop()
634
642
gobject.source_remove(self._input_callback_tag)
643
self.screen.stop()
644
635
645
def stop(self):
636
646
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
647
640
648
def process_input(self, source, condition):
641
649
keys = self.screen.get_input()
642
translations = {"ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
649
"j": "down", # vi
650
"k": "up", # vi
651
}
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
}
652
660
for key in keys:
653
661
try:
654
662
key = translations[key]
655
663
except KeyError: # :-)
656
664
pass
657
665
658
666
if key == "q" or key == "Q":
659
667
self.stop()
660
668
break
661
669
elif key == "window resize":
662
670
self.size = self.screen.get_cols_rows()
663
671
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
672
elif key == "\f": # Ctrl-L
666
673
self.refresh()
667
674
elif key == "l" or key == "D":
668
675
self.toggle_log_display()
674
681
if not self.log_visible:
675
682
self.log_visible = True
676
683
self.rebuild()
677
self.add_log_line(("bold",
678
" ".join(("q: Quit",
679
"?: Help",
680
"l: Log window toggle",
681
"TAB: Switch window",
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
685
self.add_log_line(("bold",
686
" ".join(("Clients:",
687
"+: Enable",
688
"-: Disable",
689
"R: Remove",
690
"s: Start new checker",
691
"S: Stop checker",
692
"C: Checker OK",
693
"a: Approve",
694
"d: Deny",
695
))))
684
self.log_message_raw(("bold",
685
" ".
686
join(("q: Quit",
687
"?: Help",
688
"l: Log window toggle",
689
"TAB: Switch window",
690
"w: Wrap (log)"))))
691
self.log_message_raw(("bold",
692
" "
693
.join(("Clients:",
694
"+: Enable",
695
"-: Disable",
696
"R: Remove",
697
"s: Start new checker",
698
"S: Stop checker",
699
"C: Checker OK",
700
"a: Approve",
701
"d: Deny"))))
696
702
self.refresh()
697
703
elif key == "tab":
698
704
if self.topwidget.get_focus() is self.logbox:
700
706
else:
701
707
self.topwidget.set_focus(self.logbox)
702
708
self.refresh()
703
elif key == "v":
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
707
else:
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
711
# or key == ">"):
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
714
# or key == "<"):
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
709
#elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
#elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
#elif key == "ctrl e" or key == "$":
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
728
727
elif self.topwidget.selectable():
729
728
self.topwidget.keypress(self.size, key)
730
729
self.refresh()
731
730
return True
732
731
733
734
class UILogHandler(logging.Handler):
735
def __init__(self, ui, *args, **kwargs):
736
self.ui = ui
737
super(UILogHandler, self).__init__(*args, **kwargs)
738
self.setFormatter(
739
logging.Formatter("%(asctime)s: %(message)s"))
740
def emit(self, record):
741
msg = self.format(record)
742
if record.levelno > logging.INFO:
743
msg = ("bold", msg)
744
self.ui.add_log_line(msg)
745
746
747
732
ui = UserInterface()
748
733
try:
749
734
ui.run()
750
735
except KeyboardInterrupt:
751
with warnings.catch_warnings():
752
warnings.filterwarnings("ignore", "", BytesWarning)
753
ui.screen.stop()
754
except Exception:
755
with warnings.catch_warnings():
756
warnings.filterwarnings("ignore", "", BytesWarning)
757
ui.screen.stop()
736
ui.screen.stop()
737
except Exception, e:
738
ui.log_message(unicode(e))
739
ui.screen.stop()
758
740
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0