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- Committer: Teddy Hogeborn
- Date: 2011-12-21 17:18:18 UTC
- mfrom: (505.1.24 teddy)
- Revision ID: teddy@recompile.se-20111221171818-eclh6voe7j5bc6be
Merge some small changes.
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- 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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# 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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# 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@recompile.se>.
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#
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#
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24
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from __future__ import (division, absolute_import, print_function,
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26
unicode_literals)
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try:
30
from future_builtins import *
31
except ImportError:
32
pass
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27
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import sys
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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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import urwid
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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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import dbus
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41
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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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# 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 = "1.8.9"
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69
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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52
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 = "1.4.1"
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57
# 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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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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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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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.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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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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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
115
It updates the changed properties in the "properties" dict.
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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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"""
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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):
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self.properties[property] = value
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def delete(self, *args, **kwargs):
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self.property_changed_match.remove()
113
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, **kwargs):
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delete_hook=None, logger=None, *args, **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.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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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__(**kwargs)
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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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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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log.debug("Created client %s", self.properties["Name"])
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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)
190
if property == "ApprovalPending":
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using_timer(bool(value))
192
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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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"""
175
if flag and self._update_timer_callback_tag is None:
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old = self._update_timer_callback_lock
198
if flag:
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self._update_timer_callback_lock += 1
200
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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# Will update the shown timer value every second
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self._update_timer_callback_tag = (
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GLib.timeout_add(1000,
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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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self._update_timer_callback_tag = (gobject.timeout_add
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(1000,
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self.update_timer))
207
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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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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log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
213
if self.last_checker_failed:
214
self.last_checker_failed = False
215
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))
188
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self.update()
189
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return
190
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# Checker failed
222
if not self.last_checker_failed:
223
self.last_checker_failed = True
224
self.using_timer(True)
191
225
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))
226
self.logger('Checker for client %s (command "%s")'
227
' failed with exit code %s'
228
% (self.properties["Name"], command,
229
os.WEXITSTATUS(condition)))
195
230
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))
231
self.logger('Checker for client %s (command "%s")'
232
' was killed by signal %s'
233
% (self.properties["Name"], command,
234
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'
241
' mysteriously')
199
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self.update()
200
243
201
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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
245
#self.logger('Client %s started checker "%s"'
246
# % (self.properties["Name"], unicode(command)))
247
pass
248
206
249
def got_secret(self):
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
250
self.last_checker_failed = False
251
self.logger('Client %s received its secret'
252
% self.properties["Name"])
253
210
254
def need_approval(self, timeout, default):
211
255
if not default:
212
message = "Client %s needs approval within %f seconds"
256
message = 'Client %s needs approval within %s seconds'
213
257
else:
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
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
217
263
def rejected(self, reason):
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
264
self.logger('Client %s was rejected; reason: %s'
265
% (self.properties["Name"], reason))
266
221
267
def selectable(self):
222
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"""Make this a "selectable" widget.
223
269
This overrides the method from urwid.FlowWidget."""
224
270
return True
225
271
226
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def rows(self, maxcolrow, focus=False):
227
273
"""How many rows this widget will occupy might depend on
228
274
whether we have focus or not.
229
275
This overrides the method from urwid.FlowWidget"""
230
276
return self.current_widget(focus).rows(maxcolrow, focus=focus)
231
277
232
278
def current_widget(self, focus=False):
233
279
if focus or self.opened:
234
280
return self._focus_widget
235
281
return self._widget
236
282
237
283
def update(self):
238
284
"Called when what is visible on the screen should be updated."
239
285
# 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
}
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
}
247
293
248
294
# Rebuild focus and non-focus widgets using current properties
249
295
250
296
# Base part of a client. Name!
251
base = "{name}: ".format(name=self.properties["Name"])
297
base = ('%(name)s: '
298
% {"name": self.properties["Name"]})
252
299
if not self.properties["Enabled"]:
253
300
message = "DISABLED"
254
self.using_timer(False)
255
301
elif self.properties["ApprovalPending"]:
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
302
timeout = datetime.timedelta(milliseconds
303
= self.properties
304
["ApprovalDelay"])
258
305
last_approval_request = isoformat_to_datetime(
259
306
self.properties["LastApprovalRequest"])
260
307
if last_approval_request is not None:
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
308
timer = timeout - (datetime.datetime.utcnow()
309
- last_approval_request)
264
310
else:
265
311
timer = datetime.timedelta()
266
312
if self.properties["ApprovedByDefault"]:
267
message = "Approval in {}. (d)eny?"
313
message = "Approval in %s. (d)eny?"
268
314
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
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
274
319
expires = self.properties["Expires"]
275
320
if expires == "":
276
321
timer = datetime.timedelta(0)
277
322
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)
323
expires = datetime.datetime.strptime(expires,
324
'%Y-%m-%dT%H:%M:%S.%f')
325
timer = expires - datetime.datetime.utcnow()
326
message = ('A checker has failed! Time until client'
327
' gets disabled: %s'
328
% unicode(timer).rsplit(".", 1)[0])
286
329
else:
287
330
message = "enabled"
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
331
self._text = "%s%s" % (base, message)
332
291
333
if not urwid.supports_unicode():
292
334
self._text = self._text.encode("ascii", "replace")
293
335
textlist = [("normal", self._text)]
303
345
# Run update hook, if any
304
346
if self.update_hook is not None:
305
347
self.update_hook()
306
348
307
349
def update_timer(self):
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
350
"""called by gobject. Will indefinitely loop until
351
gobject.source_remove() on tag is called"""
311
352
self.update()
312
353
return True # Keep calling this
313
314
def delete(self, **kwargs):
354
355
def delete(self, *args, **kwargs):
315
356
if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
357
gobject.source_remove(self._update_timer_callback_tag)
317
358
self._update_timer_callback_tag = None
318
359
for match in self.match_objects:
319
360
match.remove()
320
361
self.match_objects = ()
321
362
if self.delete_hook is not None:
322
363
self.delete_hook(self)
323
return super(MandosClientWidget, self).delete(**kwargs)
324
364
return super(MandosClientWidget, self).delete(*args, **kwargs)
365
325
366
def render(self, maxcolrow, focus=False):
326
367
"""Render differently if we have focus.
327
368
This overrides the method from urwid.FlowWidget"""
328
369
return self.current_widget(focus).render(maxcolrow,
329
370
focus=focus)
330
371
331
372
def keypress(self, maxcolrow, key):
332
373
"""Handle keys.
333
374
This overrides the method from urwid.FlowWidget"""
334
375
if key == "+":
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
376
self.proxy.Enable(dbus_interface = client_interface,
377
ignore_reply=True)
338
378
elif key == "-":
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
379
self.proxy.Disable(dbus_interface = client_interface,
380
ignore_reply=True)
342
381
elif key == "a":
343
382
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
344
dbus_interface=client_interface,
383
dbus_interface = client_interface,
345
384
ignore_reply=True)
346
385
elif key == "d":
347
386
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
348
dbus_interface=client_interface,
387
dbus_interface = client_interface,
349
388
ignore_reply=True)
350
389
elif key == "R" or key == "_" or key == "ctrl k":
351
390
self.server_proxy_object.RemoveClient(self.proxy
352
391
.object_path,
353
392
ignore_reply=True)
354
393
elif key == "s":
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
394
self.proxy.StartChecker(dbus_interface = client_interface,
395
ignore_reply=True)
358
396
elif key == "S":
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
397
self.proxy.StopChecker(dbus_interface = client_interface,
398
ignore_reply=True)
362
399
elif key == "C":
363
self.proxy.CheckedOK(dbus_interface=client_interface,
400
self.proxy.CheckedOK(dbus_interface = client_interface,
364
401
ignore_reply=True)
365
402
# xxx
366
403
# elif key == "p" or key == "=":
371
408
# self.open()
372
409
else:
373
410
return key
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
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
415
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):
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:
384
421
self.update()
385
422
386
423
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
424
class ConstrainedListBox(urwid.ListBox):
398
425
"""Like a normal urwid.ListBox, but will consume all "up" or
399
426
"down" key presses, thus not allowing any containing widgets to
400
427
use them as an excuse to shift focus away from this widget.
401
428
"""
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
429
def keypress(self, maxcolrow, key):
430
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
405
431
if ret in ("up", "down"):
406
432
return
407
433
return ret
408
434
409
435
410
class UserInterface:
436
class UserInterface(object):
411
437
"""This is the entire user interface - the whole screen
412
438
with boxes, lists of client widgets, etc.
413
439
"""
414
440
def __init__(self, max_log_length=1000):
415
441
DBusGMainLoop(set_as_default=True)
416
442
417
443
self.screen = urwid.curses_display.Screen()
418
444
419
445
self.screen.register_palette((
420
446
("normal",
421
447
"default", "default", None),
422
448
("bold",
423
"bold", "default", "bold"),
449
"default", "default", "bold"),
424
450
("underline-blink",
425
"underline,blink", "default", "underline,blink"),
451
"default", "default", "underline"),
426
452
("standout",
427
"standout", "default", "standout"),
453
"default", "default", "standout"),
428
454
("bold-underline-blink",
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
455
"default", "default", ("bold", "underline")),
431
456
("bold-standout",
432
"bold,standout", "default", "bold,standout"),
457
"default", "default", ("bold", "standout")),
433
458
("underline-blink-standout",
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
459
"default", "default", ("underline", "standout")),
436
460
("bold-underline-blink-standout",
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
461
"default", "default", ("bold", "underline",
462
"standout")),
439
463
))
440
464
441
465
if urwid.supports_unicode():
442
self.divider = "─" # \u2500
466
self.divider = "─" # \u2500
467
#self.divider = "━" # \u2501
443
468
else:
444
self.divider = "_" # \u005f
445
469
#self.divider = "-" # \u002d
470
self.divider = "_" # \u005f
471
446
472
self.screen.start()
447
473
448
474
self.size = self.screen.get_cols_rows()
449
475
450
476
self.clients = urwid.SimpleListWalker([])
451
477
self.clients_dict = {}
452
478
453
479
# We will add Text widgets to this list
454
self.log = urwid.SimpleListWalker([])
480
self.log = []
455
481
self.max_log_length = max_log_length
456
482
457
483
# We keep a reference to the log widget so we can remove it
458
484
# from the ListWalker without it getting destroyed
459
485
self.logbox = ConstrainedListBox(self.log)
460
486
461
487
# This keeps track of whether self.uilist currently has
462
488
# self.logbox in it or not
463
489
self.log_visible = True
464
490
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
491
468
492
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
493
self.log_message_raw(("bold",
494
"Mandos Monitor version " + version))
495
self.log_message_raw(("bold",
496
"q: Quit ?: Help"))
497
498
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
480
548
def rebuild(self):
481
549
"""This rebuilds the User Interface.
482
550
Call this when the widget layout needs to change"""
483
551
self.uilist = []
484
# self.uilist.append(urwid.ListBox(self.clients))
552
#self.uilist.append(urwid.ListBox(self.clients))
485
553
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
554
clients),
487
# header=urwid.Divider(),
555
#header=urwid.Divider(),
488
556
header=None,
489
footer=urwid.Divider(
490
div_char=self.divider)))
557
footer=
558
urwid.Divider(div_char=
559
self.divider)))
491
560
if self.log_visible:
492
561
self.uilist.append(self.logbox)
562
pass
493
563
self.topwidget = urwid.Pile(self.uilist)
494
495
def add_log_line(self, markup):
564
565
def log_message(self, message):
566
timestamp = datetime.datetime.now().isoformat()
567
self.log_message_raw(timestamp + ": " + message)
568
569
def log_message_raw(self, markup):
570
"""Add a log message to the log buffer."""
496
571
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,
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),
501
576
coming_from="above")
502
577
self.refresh()
503
578
504
579
def toggle_log_display(self):
505
580
"""Toggle visibility of the log buffer."""
506
581
self.log_visible = not self.log_visible
507
582
self.rebuild()
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
585
510
586
def change_log_display(self):
511
587
"""Change type of log display.
512
588
Currently, this toggles wrapping of text lines."""
516
592
self.log_wrap = "clip"
517
593
for textwidget in self.log:
518
594
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):
595
#self.log_message("Wrap mode: " + self.log_wrap)
596
597
def find_and_remove_client(self, path, name):
522
598
"""Find a client by its object path and remove it.
523
524
This is connected to the InterfacesRemoved signal from the
599
600
This is connected to the ClientRemoved signal from the
525
601
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
529
602
try:
530
603
client = self.clients_dict[path]
531
604
except KeyError:
532
605
# not found?
533
log.warning("Unknown client %s removed", path)
606
self.log_message("Unknown client %r (%r) removed", name,
607
path)
534
608
return
535
609
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
610
611
def add_new_client(self, path):
546
612
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])),
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),
553
623
path=path)
554
624
555
625
def add_client(self, client, path=None):
556
626
self.clients.append(client)
557
627
if path is None:
558
628
path = client.proxy.object_path
559
629
self.clients_dict[path] = client
560
self.clients.sort(key=lambda c: c.properties["Name"])
630
self.clients.sort(None, lambda c: c.properties["Name"])
561
631
self.refresh()
562
632
563
633
def remove_client(self, client, path=None):
564
634
self.clients.remove(client)
565
635
if path is None:
566
636
path = client.proxy.object_path
567
637
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()
568
643
self.refresh()
569
644
570
645
def refresh(self):
571
646
"""Redraw the screen"""
572
647
canvas = self.topwidget.render(self.size, focus=True)
573
648
self.screen.draw_screen(self.size, canvas)
574
649
575
650
def run(self):
576
651
"""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
652
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)))
653
self._input_callback_tag = (gobject.io_add_watch
654
(sys.stdin.fileno(),
655
gobject.IO_IN,
656
self.process_input))
628
657
self.main_loop.run()
629
658
# 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
659
gobject.source_remove(self._input_callback_tag)
660
self.screen.stop()
661
635
662
def stop(self):
636
663
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
664
640
665
def process_input(self, source, condition):
641
666
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
}
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
}
652
677
for key in keys:
653
678
try:
654
679
key = translations[key]
655
680
except KeyError: # :-)
656
681
pass
657
682
658
683
if key == "q" or key == "Q":
659
684
self.stop()
660
685
break
661
686
elif key == "window resize":
662
687
self.size = self.screen.get_cols_rows()
663
688
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
689
elif key == "\f": # Ctrl-L
666
690
self.refresh()
667
691
elif key == "l" or key == "D":
668
692
self.toggle_log_display()
674
698
if not self.log_visible:
675
699
self.log_visible = True
676
700
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
))))
701
self.log_message_raw(("bold",
702
" ".
703
join(("q: Quit",
704
"?: Help",
705
"l: Log window toggle",
706
"TAB: Switch window",
707
"w: Wrap (log)"))))
708
self.log_message_raw(("bold",
709
" "
710
.join(("Clients:",
711
"+: Enable",
712
"-: Disable",
713
"R: Remove",
714
"s: Start new checker",
715
"S: Stop checker",
716
"C: Checker OK",
717
"a: Approve",
718
"d: Deny"))))
696
719
self.refresh()
697
720
elif key == "tab":
698
721
if self.topwidget.get_focus() is self.logbox:
700
723
else:
701
724
self.topwidget.set_focus(self.logbox)
702
725
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 == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
726
#elif (key == "end" or key == "meta >" or key == "G"
727
# or key == ">"):
728
# pass # xxx end-of-buffer
729
#elif (key == "home" or key == "meta <" or key == "g"
730
# or key == "<"):
731
# pass # xxx beginning-of-buffer
732
#elif key == "ctrl e" or key == "$":
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
728
744
elif self.topwidget.selectable():
729
745
self.topwidget.keypress(self.size, key)
730
746
self.refresh()
731
747
return True
732
748
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
749
ui = UserInterface()
748
750
try:
749
751
ui.run()
750
752
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()
753
ui.screen.stop()
754
except Exception, e:
755
ui.log_message(unicode(e))
756
ui.screen.stop()
758
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0