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- Committer: Björn Påhlsson
- Date: 2011-10-02 19:18:24 UTC
- mto: This revision was merged to the branch mainline in revision 505.
- Revision ID: belorn@fukt.bsnet.se-20111002191824-eweh4pvneeg3qzia
transitional stuff actually working
documented change to D-Bus API
documented change to D-Bus API
- 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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# 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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# 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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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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import sys
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import os
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import warnings
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import signal
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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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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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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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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.3.1"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, 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
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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
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if interface == client_interface:
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self.properties.update(properties)
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def delete(self):
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self.properties[property] = value
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def delete(self, *args, **kwargs):
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self.property_changed_match.remove()
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super(MandosClientPropertyCache, self).__init__(
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*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
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["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.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)
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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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activated or deactivated.
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"""
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if flag and self._update_timer_callback_tag is None:
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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# 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)))
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elif not (flag or self._update_timer_callback_tag is None):
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GLib.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = (gobject.timeout_add
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(1000,
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self.update_timer))
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elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
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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")'
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" succeeded", self.properties["Name"], command)
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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if os.WIFEXITED(condition):
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log.info('Checker for client %s (command "%s") failed'
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" with exit code %d", self.properties["Name"],
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command, os.WEXITSTATUS(condition))
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self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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elif os.WIFSIGNALED(condition):
195
log.info('Checker for client %s (command "%s") was'
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" killed by signal %d", self.properties["Name"],
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command, os.WTERMSIG(condition))
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self.logger('Checker for client %s (command "%s")'
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' 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")'
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' dumped core'
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% (self.properties["Name"], command))
239
else:
240
self.logger('Checker for client %s completed'
241
' mysteriously')
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self.update()
199
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def checker_started(self, command):
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"""Server signals that a checker started."""
202
log.debug('Client %s started checker "%s"',
203
self.properties["Name"], command)
204
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#self.logger('Client %s started checker "%s"'
246
# % (self.properties["Name"], unicode(command)))
247
pass
248
205
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def got_secret(self):
206
log.info("Client %s received its secret",
207
self.properties["Name"])
208
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self.last_checker_failed = False
251
self.logger('Client %s received its secret'
252
% self.properties["Name"])
253
209
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def need_approval(self, timeout, default):
210
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if not default:
211
message = "Client %s needs approval within %f seconds"
256
message = 'Client %s needs approval within %s seconds'
212
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else:
213
message = "Client %s will get its secret in %f seconds"
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log.info(message, self.properties["Name"], timeout/1000)
215
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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
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def rejected(self, reason):
217
log.info("Client %s was rejected; reason: %s",
218
self.properties["Name"], reason)
219
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self.logger('Client %s was rejected; reason: %s'
265
% (self.properties["Name"], reason))
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220
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def selectable(self):
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"""Make this a "selectable" widget.
222
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This overrides the method from urwid.FlowWidget."""
223
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return True
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def rows(self, maxcolrow, focus=False):
226
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"""How many rows this widget will occupy might depend on
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whether we have focus or not.
228
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This overrides the method from urwid.FlowWidget"""
229
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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def current_widget(self, focus=False):
232
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if focus or self.opened:
233
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return self._focus_widget
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return self._widget
235
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def update(self):
237
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"Called when what is visible on the screen should be updated."
238
285
# How to add standout mode to a style
239
with_standout = {"normal": "standout",
240
"bold": "bold-standout",
241
"underline-blink":
242
"underline-blink-standout",
243
"bold-underline-blink":
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"bold-underline-blink-standout",
245
}
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
}
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# Rebuild focus and non-focus widgets using current properties
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# Base part of a client. Name!
250
base = "{name}: ".format(name=self.properties["Name"])
297
base = ('%(name)s: '
298
% {"name": self.properties["Name"]})
251
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if not self.properties["Enabled"]:
252
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message = "DISABLED"
253
self.using_timer(False)
254
301
elif self.properties["ApprovalPending"]:
255
timeout = datetime.timedelta(
256
milliseconds=self.properties["ApprovalDelay"])
302
timeout = datetime.timedelta(milliseconds
303
= self.properties
304
["ApprovalDelay"])
257
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last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
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if last_approval_request is not None:
260
timer = max(timeout - (datetime.datetime.utcnow()
261
- last_approval_request),
262
datetime.timedelta())
308
timer = timeout - (datetime.datetime.utcnow()
309
- last_approval_request)
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else:
264
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timer = datetime.timedelta()
265
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if self.properties["ApprovedByDefault"]:
266
message = "Approval in {}. (d)eny?"
313
message = "Approval in %s. (d)eny?"
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else:
268
message = "Denial in {}. (a)pprove?"
269
message = message.format(str(timer).rsplit(".", 1)[0])
270
self.using_timer(True)
271
elif self.properties["LastCheckerStatus"] != 0:
272
# 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
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expires = self.properties["Expires"]
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if expires == "":
275
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timer = datetime.timedelta(0)
276
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else:
277
expires = (datetime.datetime.strptime
278
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
279
timer = max(expires - datetime.datetime.utcnow(),
280
datetime.timedelta())
281
message = ("A checker has failed! Time until client"
282
" gets disabled: {}"
283
.format(str(timer).rsplit(".", 1)[0]))
284
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])
285
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else:
286
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message = "enabled"
287
self.using_timer(False)
288
self._text = "{}{}".format(base, message)
289
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self._text = "%s%s" % (base, message)
332
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if not urwid.supports_unicode():
291
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self._text = self._text.encode("ascii", "replace")
292
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textlist = [("normal", self._text)]
302
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# Run update hook, if any
303
346
if self.update_hook is not None:
304
347
self.update_hook()
305
348
306
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def update_timer(self):
307
"""called by GLib. Will indefinitely loop until
308
GLib.source_remove() on tag is called
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"""
350
"""called by gobject. Will indefinitely loop until
351
gobject.source_remove() on tag is called"""
310
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self.update()
311
353
return True # Keep calling this
312
313
def delete(self, **kwargs):
354
355
def delete(self, *args, **kwargs):
314
356
if self._update_timer_callback_tag is not None:
315
GLib.source_remove(self._update_timer_callback_tag)
357
gobject.source_remove(self._update_timer_callback_tag)
316
358
self._update_timer_callback_tag = None
317
359
for match in self.match_objects:
318
360
match.remove()
319
361
self.match_objects = ()
320
362
if self.delete_hook is not None:
321
363
self.delete_hook(self)
322
return super(MandosClientWidget, self).delete(**kwargs)
323
364
return super(MandosClientWidget, self).delete(*args, **kwargs)
365
324
366
def render(self, maxcolrow, focus=False):
325
367
"""Render differently if we have focus.
326
368
This overrides the method from urwid.FlowWidget"""
327
369
return self.current_widget(focus).render(maxcolrow,
328
370
focus=focus)
329
371
330
372
def keypress(self, maxcolrow, key):
331
373
"""Handle keys.
332
374
This overrides the method from urwid.FlowWidget"""
333
375
if key == "+":
334
self.proxy.Set(client_interface, "Enabled",
335
dbus.Boolean(True), ignore_reply=True,
336
dbus_interface=dbus.PROPERTIES_IFACE)
376
self.proxy.Enable(dbus_interface = client_interface,
377
ignore_reply=True)
337
378
elif key == "-":
338
self.proxy.Set(client_interface, "Enabled", False,
339
ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
379
self.proxy.Disable(dbus_interface = client_interface,
380
ignore_reply=True)
341
381
elif key == "a":
342
382
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
343
dbus_interface=client_interface,
383
dbus_interface = client_interface,
344
384
ignore_reply=True)
345
385
elif key == "d":
346
386
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
347
dbus_interface=client_interface,
387
dbus_interface = client_interface,
348
388
ignore_reply=True)
349
389
elif key == "R" or key == "_" or key == "ctrl k":
350
390
self.server_proxy_object.RemoveClient(self.proxy
351
391
.object_path,
352
392
ignore_reply=True)
353
393
elif key == "s":
354
self.proxy.Set(client_interface, "CheckerRunning",
355
dbus.Boolean(True), ignore_reply=True,
356
dbus_interface=dbus.PROPERTIES_IFACE)
394
self.proxy.StartChecker(dbus_interface = client_interface,
395
ignore_reply=True)
357
396
elif key == "S":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(False), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
397
self.proxy.StopChecker(dbus_interface = client_interface,
398
ignore_reply=True)
361
399
elif key == "C":
362
self.proxy.CheckedOK(dbus_interface=client_interface,
400
self.proxy.CheckedOK(dbus_interface = client_interface,
363
401
ignore_reply=True)
364
402
# xxx
365
403
# elif key == "p" or key == "=":
370
408
# self.open()
371
409
else:
372
410
return key
373
374
def properties_changed(self, interface, properties, invalidated):
375
"""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.
376
415
This overrides the method from MandosClientPropertyCache"""
377
old_values = {key: self.properties.get(key)
378
for key in properties.keys()}
379
super(MandosClientWidget, self).properties_changed(
380
interface, properties, invalidated)
381
if any(old_values[key] != self.properties.get(key)
382
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:
383
421
self.update()
384
422
385
423
386
def glib_safely(func, retval=True):
387
def safe_func(*args, **kwargs):
388
try:
389
return func(*args, **kwargs)
390
except Exception:
391
log.exception("")
392
return retval
393
return safe_func
394
395
396
424
class ConstrainedListBox(urwid.ListBox):
397
425
"""Like a normal urwid.ListBox, but will consume all "up" or
398
426
"down" key presses, thus not allowing any containing widgets to
399
427
use them as an excuse to shift focus away from this widget.
400
428
"""
401
def keypress(self, *args, **kwargs):
402
ret = (super(ConstrainedListBox, self)
403
.keypress(*args, **kwargs))
429
def keypress(self, maxcolrow, key):
430
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
404
431
if ret in ("up", "down"):
405
432
return
406
433
return ret
412
439
"""
413
440
def __init__(self, max_log_length=1000):
414
441
DBusGMainLoop(set_as_default=True)
415
442
416
443
self.screen = urwid.curses_display.Screen()
417
444
418
445
self.screen.register_palette((
419
446
("normal",
420
447
"default", "default", None),
421
448
("bold",
422
"bold", "default", "bold"),
449
"default", "default", "bold"),
423
450
("underline-blink",
424
"underline,blink", "default", "underline,blink"),
451
"default", "default", "underline"),
425
452
("standout",
426
"standout", "default", "standout"),
453
"default", "default", "standout"),
427
454
("bold-underline-blink",
428
"bold,underline,blink", "default",
429
"bold,underline,blink"),
455
"default", "default", ("bold", "underline")),
430
456
("bold-standout",
431
"bold,standout", "default", "bold,standout"),
457
"default", "default", ("bold", "standout")),
432
458
("underline-blink-standout",
433
"underline,blink,standout", "default",
434
"underline,blink,standout"),
459
"default", "default", ("underline", "standout")),
435
460
("bold-underline-blink-standout",
436
"bold,underline,blink,standout", "default",
437
"bold,underline,blink,standout"),
461
"default", "default", ("bold", "underline",
462
"standout")),
438
463
))
439
464
440
465
if urwid.supports_unicode():
441
self.divider = "─" # \u2500
466
self.divider = "─" # \u2500
467
#self.divider = "━" # \u2501
442
468
else:
443
self.divider = "_" # \u005f
444
469
#self.divider = "-" # \u002d
470
self.divider = "_" # \u005f
471
445
472
self.screen.start()
446
473
447
474
self.size = self.screen.get_cols_rows()
448
475
449
476
self.clients = urwid.SimpleListWalker([])
450
477
self.clients_dict = {}
451
478
452
479
# We will add Text widgets to this list
453
self.log = urwid.SimpleListWalker([])
480
self.log = []
454
481
self.max_log_length = max_log_length
455
482
456
483
# We keep a reference to the log widget so we can remove it
457
484
# from the ListWalker without it getting destroyed
458
485
self.logbox = ConstrainedListBox(self.log)
459
486
460
487
# This keeps track of whether self.uilist currently has
461
488
# self.logbox in it or not
462
489
self.log_visible = True
463
490
self.log_wrap = "any"
464
465
self.loghandler = UILogHandler(self)
466
491
467
492
self.rebuild()
468
self.add_log_line(("bold",
469
"Mandos Monitor version " + version))
470
self.add_log_line(("bold", "q: Quit ?: Help"))
471
472
self.busname = domain + ".Mandos"
473
self.main_loop = GLib.MainLoop()
474
475
def client_not_found(self, key_id, address):
476
log.info("Client with address %s and key ID %s could"
477
" not be found", address, key_id)
478
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
479
548
def rebuild(self):
480
549
"""This rebuilds the User Interface.
481
550
Call this when the widget layout needs to change"""
482
551
self.uilist = []
483
# self.uilist.append(urwid.ListBox(self.clients))
552
#self.uilist.append(urwid.ListBox(self.clients))
484
553
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
485
554
clients),
486
# header=urwid.Divider(),
555
#header=urwid.Divider(),
487
556
header=None,
488
footer=urwid.Divider(
489
div_char=self.divider)))
557
footer=
558
urwid.Divider(div_char=
559
self.divider)))
490
560
if self.log_visible:
491
561
self.uilist.append(self.logbox)
562
pass
492
563
self.topwidget = urwid.Pile(self.uilist)
493
494
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."""
495
571
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
496
if self.max_log_length:
497
if len(self.log) > self.max_log_length:
498
del self.log[0:(len(self.log) - self.max_log_length)]
499
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),
500
576
coming_from="above")
501
577
self.refresh()
502
578
503
579
def toggle_log_display(self):
504
580
"""Toggle visibility of the log buffer."""
505
581
self.log_visible = not self.log_visible
506
582
self.rebuild()
507
log.debug("Log visibility changed to: %s", self.log_visible)
508
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
585
509
586
def change_log_display(self):
510
587
"""Change type of log display.
511
588
Currently, this toggles wrapping of text lines."""
515
592
self.log_wrap = "clip"
516
593
for textwidget in self.log:
517
594
textwidget.set_wrap_mode(self.log_wrap)
518
log.debug("Wrap mode: %s", self.log_wrap)
519
520
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):
521
598
"""Find a client by its object path and remove it.
522
523
This is connected to the InterfacesRemoved signal from the
599
600
This is connected to the ClientRemoved signal from the
524
601
Mandos server object."""
525
if client_interface not in interfaces:
526
# Not a Mandos client object; ignore
527
return
528
602
try:
529
603
client = self.clients_dict[path]
530
604
except KeyError:
531
605
# not found?
532
log.warning("Unknown client %s removed", path)
606
self.log_message("Unknown client %r (%r) removed", name,
607
path)
533
608
return
534
609
client.delete()
535
536
def add_new_client(self, path, ifs_and_props):
537
"""Find a client by its object path and remove it.
538
539
This is connected to the InterfacesAdded signal from the
540
Mandos server object.
541
"""
542
if client_interface not in ifs_and_props:
543
# Not a Mandos client object; ignore
544
return
610
611
def add_new_client(self, path):
545
612
client_proxy_object = self.bus.get_object(self.busname, path)
546
self.add_client(MandosClientWidget(
547
server_proxy_object=self.mandos_serv,
548
proxy_object=client_proxy_object,
549
update_hook=self.refresh,
550
delete_hook=self.remove_client,
551
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),
552
623
path=path)
553
624
554
625
def add_client(self, client, path=None):
555
626
self.clients.append(client)
556
627
if path is None:
557
628
path = client.proxy.object_path
558
629
self.clients_dict[path] = client
559
self.clients.sort(key=lambda c: c.properties["Name"])
630
self.clients.sort(None, lambda c: c.properties["Name"])
560
631
self.refresh()
561
632
562
633
def remove_client(self, client, path=None):
563
634
self.clients.remove(client)
564
635
if path is None:
565
636
path = client.proxy.object_path
566
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()
567
643
self.refresh()
568
644
569
645
def refresh(self):
570
646
"""Redraw the screen"""
571
647
canvas = self.topwidget.render(self.size, focus=True)
572
648
self.screen.draw_screen(self.size, canvas)
573
649
574
650
def run(self):
575
651
"""Start the main loop and exit when it's done."""
576
log.addHandler(self.loghandler)
577
self.orig_log_propagate = log.propagate
578
log.propagate = False
579
self.orig_log_level = log.level
580
log.setLevel("INFO")
581
self.bus = dbus.SystemBus()
582
mandos_dbus_objc = self.bus.get_object(
583
self.busname, "/", follow_name_owner_changes=True)
584
self.mandos_serv = dbus.Interface(
585
mandos_dbus_objc, dbus_interface=server_interface)
586
try:
587
mandos_clients = (self.mandos_serv
588
.GetAllClientsWithProperties())
589
if not mandos_clients:
590
log.warning("Note: Server has no clients.")
591
except dbus.exceptions.DBusException:
592
log.warning("Note: No Mandos server running.")
593
mandos_clients = dbus.Dictionary()
594
595
(self.mandos_serv
596
.connect_to_signal("InterfacesRemoved",
597
self.find_and_remove_client,
598
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
599
byte_arrays=True))
600
(self.mandos_serv
601
.connect_to_signal("InterfacesAdded",
602
self.add_new_client,
603
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
604
byte_arrays=True))
605
(self.mandos_serv
606
.connect_to_signal("ClientNotFound",
607
self.client_not_found,
608
dbus_interface=server_interface,
609
byte_arrays=True))
610
for path, client in mandos_clients.items():
611
client_proxy_object = self.bus.get_object(self.busname,
612
path)
613
self.add_client(MandosClientWidget(
614
server_proxy_object=self.mandos_serv,
615
proxy_object=client_proxy_object,
616
properties=client,
617
update_hook=self.refresh,
618
delete_hook=self.remove_client),
619
path=path)
620
621
652
self.refresh()
622
self._input_callback_tag = (
623
GLib.io_add_watch(
624
GLib.IOChannel.unix_new(sys.stdin.fileno()),
625
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
626
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))
627
657
self.main_loop.run()
628
658
# Main loop has finished, we should close everything now
629
GLib.source_remove(self._input_callback_tag)
630
with warnings.catch_warnings():
631
warnings.simplefilter("ignore", BytesWarning)
632
self.screen.stop()
633
659
gobject.source_remove(self._input_callback_tag)
660
self.screen.stop()
661
634
662
def stop(self):
635
663
self.main_loop.quit()
636
log.removeHandler(self.loghandler)
637
log.propagate = self.orig_log_propagate
638
664
639
665
def process_input(self, source, condition):
640
666
keys = self.screen.get_input()
641
translations = {"ctrl n": "down", # Emacs
642
"ctrl p": "up", # Emacs
643
"ctrl v": "page down", # Emacs
644
"meta v": "page up", # Emacs
645
" ": "page down", # less
646
"f": "page down", # less
647
"b": "page up", # less
648
"j": "down", # vi
649
"k": "up", # vi
650
}
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
}
651
677
for key in keys:
652
678
try:
653
679
key = translations[key]
654
680
except KeyError: # :-)
655
681
pass
656
682
657
683
if key == "q" or key == "Q":
658
684
self.stop()
659
685
break
660
686
elif key == "window resize":
661
687
self.size = self.screen.get_cols_rows()
662
688
self.refresh()
663
elif key == "ctrl l":
664
self.screen.clear()
689
elif key == "\f": # Ctrl-L
665
690
self.refresh()
666
691
elif key == "l" or key == "D":
667
692
self.toggle_log_display()
673
698
if not self.log_visible:
674
699
self.log_visible = True
675
700
self.rebuild()
676
self.add_log_line(("bold",
677
" ".join(("q: Quit",
678
"?: Help",
679
"l: Log window toggle",
680
"TAB: Switch window",
681
"w: Wrap (log lines)",
682
"v: Toggle verbose log",
683
))))
684
self.add_log_line(("bold",
685
" ".join(("Clients:",
686
"+: Enable",
687
"-: Disable",
688
"R: Remove",
689
"s: Start new checker",
690
"S: Stop checker",
691
"C: Checker OK",
692
"a: Approve",
693
"d: Deny",
694
))))
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"))))
695
719
self.refresh()
696
720
elif key == "tab":
697
721
if self.topwidget.get_focus() is self.logbox:
699
723
else:
700
724
self.topwidget.set_focus(self.logbox)
701
725
self.refresh()
702
elif key == "v":
703
if log.level < logging.INFO:
704
log.setLevel(logging.INFO)
705
log.info("Verbose mode: Off")
706
else:
707
log.setLevel(logging.NOTSET)
708
log.info("Verbose mode: On")
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 == "$":
716
# pass # xxx move-end-of-line
717
# elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
# elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
# elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
# elif key == "a":
724
# pass # scroll up log
725
# elif key == "z":
726
# pass # scroll down log
726
#elif (key == "end" or key == "meta >" or key == "G"
727
# or key == ">"):
728
# pass # xxx end-of-buffer
729
#elif (key == "home" or key == "meta <" or key == "g"
730
# or key == "<"):
731
# pass # xxx beginning-of-buffer
732
#elif key == "ctrl e" or key == "$":
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
727
744
elif self.topwidget.selectable():
728
745
self.topwidget.keypress(self.size, key)
729
746
self.refresh()
730
747
return True
731
748
732
733
class UILogHandler(logging.Handler):
734
def __init__(self, ui, *args, **kwargs):
735
self.ui = ui
736
super(UILogHandler, self).__init__(*args, **kwargs)
737
self.setFormatter(
738
logging.Formatter("%(asctime)s: %(message)s"))
739
def emit(self, record):
740
msg = self.format(record)
741
if record.levelno > logging.INFO:
742
msg = ("bold", msg)
743
self.ui.add_log_line(msg)
744
745
746
749
ui = UserInterface()
747
750
try:
748
751
ui.run()
749
752
except KeyboardInterrupt:
750
with warnings.catch_warnings():
751
warnings.filterwarnings("ignore", "", BytesWarning)
752
ui.screen.stop()
753
except Exception:
754
with warnings.catch_warnings():
755
warnings.filterwarnings("ignore", "", BytesWarning)
756
ui.screen.stop()
753
ui.screen.stop()
754
except Exception, e:
755
ui.log_message(unicode(e))
756
ui.screen.stop()
757
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0