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- Committer: teddy at bsnet
- Date: 2011-02-15 19:53:46 UTC
- mto: This revision was merged to the branch mainline in revision 465.
- Revision ID: teddy@fukt.bsnet.se-20110215195346-6eps2j007o8xcr0e
* mandos-ctl: Use print function.
- 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 © 2009,2010 Teddy Hogeborn
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# Copyright © 2009,2010 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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24
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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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from __future__ import division, absolute_import, print_function, unicode_literals
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26
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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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40
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if sys.version_info.major == 2:
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__metaclass__ = type
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str = unicode
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log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
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format="%(message)s") # Show basic log messages
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logging.captureWarnings(True) # Show warnings via the logging system
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locale.setlocale(locale.LC_ALL, "")
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logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
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import UserList
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import locale
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locale.setlocale(locale.LC_ALL, '')
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import logging
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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# 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.bsnet.fukt'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.2.3"
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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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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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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
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if properties is None:
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self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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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.property_changed_match.remove()
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self.properties[property] = value
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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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)
133
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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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True))
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log.debug("Created client %s", self.properties["Name"])
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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()
145
- 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.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True)
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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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:
176
# 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,
179
glib_safely(self.update_timer)))
180
elif not (flag or self._update_timer_callback_tag is None):
181
GLib.source_remove(self._update_timer_callback_tag)
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
191
else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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self._update_timer_callback_tag = (gobject.timeout_add
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(1000,
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self.update_timer))
197
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):
185
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if exitstatus == 0:
186
log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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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
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
191
215
if os.WIFEXITED(condition):
192
log.info('Checker for client %s (command "%s") failed'
193
" with exit code %d", self.properties["Name"],
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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'
218
% (self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
195
220
elif os.WIFSIGNALED(condition):
196
log.info('Checker for client %s (command "%s") was'
197
" killed by signal %d", self.properties["Name"],
198
command, os.WTERMSIG(condition))
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
227
' dumped core'
228
% (self.properties["Name"], command))
229
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
199
232
self.update()
200
233
201
234
def checker_started(self, command):
202
"""Server signals that a checker started."""
203
log.debug('Client %s started checker "%s"',
204
self.properties["Name"], command)
205
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
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206
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def got_secret(self):
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
243
210
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def need_approval(self, timeout, default):
211
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if not default:
212
message = "Client %s needs approval within %f seconds"
246
message = 'Client %s needs approval within %s seconds'
213
247
else:
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
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message = 'Client %s will get its secret in %s seconds'
249
self.logger(message
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
252
217
253
def rejected(self, reason):
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
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self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
256
221
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def selectable(self):
222
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"""Make this a "selectable" widget.
223
259
This overrides the method from urwid.FlowWidget."""
224
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return True
225
261
226
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def rows(self, maxcolrow, focus=False):
227
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"""How many rows this widget will occupy might depend on
228
264
whether we have focus or not.
229
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This overrides the method from urwid.FlowWidget"""
230
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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232
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def current_widget(self, focus=False):
233
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if focus or self.opened:
234
270
return self._focus_widget
235
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return self._widget
236
272
237
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def update(self):
238
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"Called when what is visible on the screen should be updated."
239
275
# How to add standout mode to a style
240
with_standout = {"normal": "standout",
241
"bold": "bold-standout",
242
"underline-blink":
243
"underline-blink-standout",
244
"bold-underline-blink":
245
"bold-underline-blink-standout",
246
}
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
278
"underline-blink":
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
282
}
247
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248
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# Rebuild focus and non-focus widgets using current properties
249
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250
286
# Base part of a client. Name!
251
base = "{name}: ".format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
252
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if not self.properties["Enabled"]:
253
290
message = "DISABLED"
254
self.using_timer(False)
255
291
elif self.properties["ApprovalPending"]:
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
258
295
last_approval_request = isoformat_to_datetime(
259
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self.properties["LastApprovalRequest"])
260
297
if last_approval_request is not None:
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
264
300
else:
265
301
timer = datetime.timedelta()
266
302
if self.properties["ApprovedByDefault"]:
267
message = "Approval in {}. (d)eny?"
268
else:
269
message = "Denial in {}. (a)pprove?"
270
message = message.format(str(timer).rsplit(".", 1)[0])
271
self.using_timer(True)
272
elif self.properties["LastCheckerStatus"] != 0:
273
# When checker has failed, show timer until client expires
274
expires = self.properties["Expires"]
275
if expires == "":
276
timer = datetime.timedelta(0)
277
else:
278
expires = (datetime.datetime.strptime
279
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
280
timer = max(expires - datetime.datetime.utcnow(),
281
datetime.timedelta())
282
message = ("A checker has failed! Time until client"
283
" gets disabled: {}"
284
.format(str(timer).rsplit(".", 1)[0]))
285
self.using_timer(True)
303
message = "Approval in %s. (d)eny?"
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else:
305
message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
309
= self.properties
310
["Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = ('A checker has failed! Time until client'
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
286
319
else:
287
320
message = "enabled"
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
321
self._text = "%s%s" % (base, message)
322
291
323
if not urwid.supports_unicode():
292
324
self._text = self._text.encode("ascii", "replace")
293
325
textlist = [("normal", self._text)]
303
335
# Run update hook, if any
304
336
if self.update_hook is not None:
305
337
self.update_hook()
306
338
307
339
def update_timer(self):
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
340
"called by gobject"
311
341
self.update()
312
342
return True # Keep calling this
313
314
def delete(self, **kwargs):
343
344
def delete(self):
315
345
if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
317
347
self._update_timer_callback_tag = None
318
for match in self.match_objects:
319
match.remove()
320
self.match_objects = ()
321
348
if self.delete_hook is not None:
322
349
self.delete_hook(self)
323
return super(MandosClientWidget, self).delete(**kwargs)
324
350
325
351
def render(self, maxcolrow, focus=False):
326
352
"""Render differently if we have focus.
327
353
This overrides the method from urwid.FlowWidget"""
328
354
return self.current_widget(focus).render(maxcolrow,
329
355
focus=focus)
330
356
331
357
def keypress(self, maxcolrow, key):
332
358
"""Handle keys.
333
359
This overrides the method from urwid.FlowWidget"""
334
360
if key == "+":
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
361
self.proxy.Enable(dbus_interface = client_interface)
338
362
elif key == "-":
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
363
self.proxy.Disable(dbus_interface = client_interface)
342
364
elif key == "a":
343
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
344
dbus_interface=client_interface,
345
ignore_reply=True)
366
dbus_interface = client_interface)
346
367
elif key == "d":
347
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
348
dbus_interface=client_interface,
349
ignore_reply=True)
369
dbus_interface = client_interface)
350
370
elif key == "R" or key == "_" or key == "ctrl k":
351
371
self.server_proxy_object.RemoveClient(self.proxy
352
.object_path,
353
ignore_reply=True)
372
.object_path)
354
373
elif key == "s":
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
374
self.proxy.StartChecker(dbus_interface = client_interface)
358
375
elif key == "S":
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
376
self.proxy.StopChecker(dbus_interface = client_interface)
362
377
elif key == "C":
363
self.proxy.CheckedOK(dbus_interface=client_interface,
364
ignore_reply=True)
378
self.proxy.CheckedOK(dbus_interface = client_interface)
365
379
# xxx
366
380
# elif key == "p" or key == "=":
367
381
# self.proxy.pause()
371
385
# self.open()
372
386
else:
373
387
return key
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
388
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
391
"""Call self.update() if old value is not new value.
377
392
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):
393
property_name = unicode(property)
394
old_value = self.properties.get(property_name)
395
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
397
if self.properties.get(property_name) != old_value:
384
398
self.update()
385
399
386
400
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
401
class ConstrainedListBox(urwid.ListBox):
398
402
"""Like a normal urwid.ListBox, but will consume all "up" or
399
403
"down" key presses, thus not allowing any containing widgets to
400
404
use them as an excuse to shift focus away from this widget.
401
405
"""
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
406
def keypress(self, maxcolrow, key):
407
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
405
408
if ret in ("up", "down"):
406
409
return
407
410
return ret
408
411
409
412
410
class UserInterface:
413
class UserInterface(object):
411
414
"""This is the entire user interface - the whole screen
412
415
with boxes, lists of client widgets, etc.
413
416
"""
414
417
def __init__(self, max_log_length=1000):
415
418
DBusGMainLoop(set_as_default=True)
416
419
417
420
self.screen = urwid.curses_display.Screen()
418
421
419
422
self.screen.register_palette((
420
423
("normal",
421
424
"default", "default", None),
422
425
("bold",
423
"bold", "default", "bold"),
426
"default", "default", "bold"),
424
427
("underline-blink",
425
"underline,blink", "default", "underline,blink"),
428
"default", "default", "underline"),
426
429
("standout",
427
"standout", "default", "standout"),
430
"default", "default", "standout"),
428
431
("bold-underline-blink",
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
432
"default", "default", ("bold", "underline")),
431
433
("bold-standout",
432
"bold,standout", "default", "bold,standout"),
434
"default", "default", ("bold", "standout")),
433
435
("underline-blink-standout",
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
436
"default", "default", ("underline", "standout")),
436
437
("bold-underline-blink-standout",
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
438
"default", "default", ("bold", "underline",
439
"standout")),
439
440
))
440
441
441
442
if urwid.supports_unicode():
442
self.divider = "─" # \u2500
443
self.divider = "─" # \u2500
444
#self.divider = "━" # \u2501
443
445
else:
444
self.divider = "_" # \u005f
445
446
#self.divider = "-" # \u002d
447
self.divider = "_" # \u005f
448
446
449
self.screen.start()
447
450
448
451
self.size = self.screen.get_cols_rows()
449
452
450
453
self.clients = urwid.SimpleListWalker([])
451
454
self.clients_dict = {}
452
455
453
456
# We will add Text widgets to this list
454
self.log = urwid.SimpleListWalker([])
457
self.log = []
455
458
self.max_log_length = max_log_length
456
459
457
460
# We keep a reference to the log widget so we can remove it
458
461
# from the ListWalker without it getting destroyed
459
462
self.logbox = ConstrainedListBox(self.log)
460
463
461
464
# This keeps track of whether self.uilist currently has
462
465
# self.logbox in it or not
463
466
self.log_visible = True
464
467
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
468
468
469
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
470
self.log_message_raw(("bold",
471
"Mandos Monitor version " + version))
472
self.log_message_raw(("bold",
473
"q: Quit ?: Help"))
474
475
self.busname = domain + '.Mandos'
476
self.main_loop = gobject.MainLoop()
477
self.bus = dbus.SystemBus()
478
mandos_dbus_objc = self.bus.get_object(
479
self.busname, "/", follow_name_owner_changes=True)
480
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
481
dbus_interface
482
= server_interface)
483
try:
484
mandos_clients = (self.mandos_serv
485
.GetAllClientsWithProperties())
486
except dbus.exceptions.DBusException:
487
mandos_clients = dbus.Dictionary()
488
489
(self.mandos_serv
490
.connect_to_signal("ClientRemoved",
491
self.find_and_remove_client,
492
dbus_interface=server_interface,
493
byte_arrays=True))
494
(self.mandos_serv
495
.connect_to_signal("ClientAdded",
496
self.add_new_client,
497
dbus_interface=server_interface,
498
byte_arrays=True))
499
(self.mandos_serv
500
.connect_to_signal("ClientNotFound",
501
self.client_not_found,
502
dbus_interface=server_interface,
503
byte_arrays=True))
504
for path, client in mandos_clients.iteritems():
505
client_proxy_object = self.bus.get_object(self.busname,
506
path)
507
self.add_client(MandosClientWidget(server_proxy_object
508
=self.mandos_serv,
509
proxy_object
510
=client_proxy_object,
511
properties=client,
512
update_hook
513
=self.refresh,
514
delete_hook
515
=self.remove_client,
516
logger
517
=self.log_message),
518
path=path)
519
520
def client_not_found(self, fingerprint, address):
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
523
fingerprint)))
524
480
525
def rebuild(self):
481
526
"""This rebuilds the User Interface.
482
527
Call this when the widget layout needs to change"""
483
528
self.uilist = []
484
# self.uilist.append(urwid.ListBox(self.clients))
529
#self.uilist.append(urwid.ListBox(self.clients))
485
530
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
531
clients),
487
# header=urwid.Divider(),
532
#header=urwid.Divider(),
488
533
header=None,
489
footer=urwid.Divider(
490
div_char=self.divider)))
534
footer=
535
urwid.Divider(div_char=
536
self.divider)))
491
537
if self.log_visible:
492
538
self.uilist.append(self.logbox)
539
pass
493
540
self.topwidget = urwid.Pile(self.uilist)
494
495
def add_log_line(self, markup):
541
542
def log_message(self, message):
543
timestamp = datetime.datetime.now().isoformat()
544
self.log_message_raw(timestamp + ": " + message)
545
546
def log_message_raw(self, markup):
547
"""Add a log message to the log buffer."""
496
548
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,
549
if (self.max_log_length
550
and len(self.log) > self.max_log_length):
551
del self.log[0:len(self.log)-self.max_log_length-1]
552
self.logbox.set_focus(len(self.logbox.body.contents),
501
553
coming_from="above")
502
554
self.refresh()
503
555
504
556
def toggle_log_display(self):
505
557
"""Toggle visibility of the log buffer."""
506
558
self.log_visible = not self.log_visible
507
559
self.rebuild()
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
560
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
562
510
563
def change_log_display(self):
511
564
"""Change type of log display.
512
565
Currently, this toggles wrapping of text lines."""
516
569
self.log_wrap = "clip"
517
570
for textwidget in self.log:
518
571
textwidget.set_wrap_mode(self.log_wrap)
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
522
"""Find a client by its object path and remove it.
523
524
This is connected to the InterfacesRemoved signal from the
572
#self.log_message("Wrap mode: " + self.log_wrap)
573
574
def find_and_remove_client(self, path, name):
575
"""Find an client from its object path and remove it.
576
577
This is connected to the ClientRemoved signal from the
525
578
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
529
579
try:
530
580
client = self.clients_dict[path]
531
581
except KeyError:
532
582
# not found?
533
log.warning("Unknown client %s removed", path)
534
return
535
client.delete()
536
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
539
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
542
"""
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
545
return
583
return
584
self.remove_client(client, path)
585
586
def add_new_client(self, path):
546
587
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])),
588
self.add_client(MandosClientWidget(server_proxy_object
589
=self.mandos_serv,
590
proxy_object
591
=client_proxy_object,
592
update_hook
593
=self.refresh,
594
delete_hook
595
=self.remove_client,
596
logger
597
=self.log_message),
553
598
path=path)
554
599
555
600
def add_client(self, client, path=None):
556
601
self.clients.append(client)
557
602
if path is None:
558
603
path = client.proxy.object_path
559
604
self.clients_dict[path] = client
560
self.clients.sort(key=lambda c: c.properties["Name"])
605
self.clients.sort(None, lambda c: c.properties["Name"])
561
606
self.refresh()
562
607
563
608
def remove_client(self, client, path=None):
564
609
self.clients.remove(client)
565
610
if path is None:
566
611
path = client.proxy.object_path
567
612
del self.clients_dict[path]
613
if not self.clients_dict:
614
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
615
# is completely emptied, we need to recreate it.
616
self.clients = urwid.SimpleListWalker([])
617
self.rebuild()
568
618
self.refresh()
569
619
570
620
def refresh(self):
571
621
"""Redraw the screen"""
572
622
canvas = self.topwidget.render(self.size, focus=True)
573
623
self.screen.draw_screen(self.size, canvas)
574
624
575
625
def run(self):
576
626
"""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
627
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)))
628
self._input_callback_tag = (gobject.io_add_watch
629
(sys.stdin.fileno(),
630
gobject.IO_IN,
631
self.process_input))
628
632
self.main_loop.run()
629
633
# 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
634
gobject.source_remove(self._input_callback_tag)
635
self.screen.stop()
636
635
637
def stop(self):
636
638
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
639
640
640
def process_input(self, source, condition):
641
641
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
}
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
}
652
652
for key in keys:
653
653
try:
654
654
key = translations[key]
655
655
except KeyError: # :-)
656
656
pass
657
657
658
658
if key == "q" or key == "Q":
659
659
self.stop()
660
660
break
661
661
elif key == "window resize":
662
662
self.size = self.screen.get_cols_rows()
663
663
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
664
elif key == "\f": # Ctrl-L
666
665
self.refresh()
667
666
elif key == "l" or key == "D":
668
667
self.toggle_log_display()
674
673
if not self.log_visible:
675
674
self.log_visible = True
676
675
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
))))
676
self.log_message_raw(("bold",
677
" ".
678
join(("q: Quit",
679
"?: Help",
680
"l: Log window toggle",
681
"TAB: Switch window",
682
"w: Wrap (log)"))))
683
self.log_message_raw(("bold",
684
" "
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"))))
696
694
self.refresh()
697
695
elif key == "tab":
698
696
if self.topwidget.get_focus() is self.logbox:
700
698
else:
701
699
self.topwidget.set_focus(self.logbox)
702
700
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 == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
701
#elif (key == "end" or key == "meta >" or key == "G"
702
# or key == ">"):
703
# pass # xxx end-of-buffer
704
#elif (key == "home" or key == "meta <" or key == "g"
705
# or key == "<"):
706
# pass # xxx beginning-of-buffer
707
#elif key == "ctrl e" or key == "$":
708
# pass # xxx move-end-of-line
709
#elif key == "ctrl a" or key == "^":
710
# pass # xxx move-beginning-of-line
711
#elif key == "ctrl b" or key == "meta (" or key == "h":
712
# pass # xxx left
713
#elif key == "ctrl f" or key == "meta )" or key == "l":
714
# pass # xxx right
715
#elif key == "a":
716
# pass # scroll up log
717
#elif key == "z":
718
# pass # scroll down log
728
719
elif self.topwidget.selectable():
729
720
self.topwidget.keypress(self.size, key)
730
721
self.refresh()
731
722
return True
732
723
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
724
ui = UserInterface()
748
725
try:
749
726
ui.run()
750
727
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()
728
ui.screen.stop()
729
except Exception, e:
730
ui.log_message(unicode(e))
731
ui.screen.stop()
758
732
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0