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- Committer: teddy at recompile
- Date: 2020-03-02 15:38:40 UTC
- Revision ID: teddy@recompile.se-20200302153840-k4q8eka6l2re4gwb
Check for fork() returning -1
* dracut-module/password-agent.c (start_mandos_client): Check for
fork() returning -1.
(is_privileged): - '' -
* dracut-module/password-agent.c (start_mandos_client): Check for
fork() returning -1.
(is_privileged): - '' -
- files added:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python
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#!/usr/bin/python3 -bbI
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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 © 2009-2012 Teddy Hogeborn
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# Copyright © 2009-2012 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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#
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# Copyright © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# Mandos is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# 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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#
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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 signal
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import warnings
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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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import gobject
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from gi.repository import GLib
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import dbus
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import UserList
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import locale
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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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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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# 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 = "1.4.1"
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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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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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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(object):
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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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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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client_interface,
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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It updates the changed property in the "properties" dict.
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if properties is None:
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self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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"""
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# Update properties dict with new value
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self.properties[property] = value
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def delete(self, *args, **kwargs):
118
if interface == client_interface:
119
self.properties.update(properties)
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def delete(self):
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self.property_changed_match.remove()
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super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, *args, **kwargs):
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delete_hook=None, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.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__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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super(MandosClientWidget, self).__init__(**kwargs)
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self.update()
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self.opened = False
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last_checked_ok = isoformat_to_datetime(self.properties
147
["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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self.rejected,
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client_interface,
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byte_arrays=True))
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#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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log.debug("Created client %s", self.properties["Name"])
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (gobject.timeout_add
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(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 = (
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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 = None
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def checker_completed(self, exitstatus, condition, command):
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if exitstatus == 0:
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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log.debug('Checker for client %s (command "%s")'
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" succeeded", 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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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)))
192
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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elif os.WIFSIGNALED(condition):
231
self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
233
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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elif os.WCOREDUMP(condition):
236
self.logger('Checker for client %s (command "%s")'
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' dumped core'
238
% (self.properties["Name"], command))
239
else:
240
self.logger('Checker for client %s completed'
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' mysteriously')
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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.update()
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def checker_started(self, command):
245
"""Server signals that a checker started. This could be useful
246
to log in the future. """
247
#self.logger('Client %s started checker "%s"'
248
# % (self.properties["Name"], unicode(command)))
249
pass
250
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"""Server signals that a checker started."""
203
log.debug('Client %s started checker "%s"',
204
self.properties["Name"], command)
205
251
206
def got_secret(self):
252
self.last_checker_failed = False
253
self.logger('Client %s received its secret'
254
% self.properties["Name"])
255
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
256
210
def need_approval(self, timeout, default):
257
211
if not default:
258
message = 'Client %s needs approval within %s seconds'
212
message = "Client %s needs approval within %f seconds"
259
213
else:
260
message = 'Client %s will get its secret in %s seconds'
261
self.logger(message
262
% (self.properties["Name"], timeout/1000))
263
self.using_timer(True)
264
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
265
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def rejected(self, reason):
266
self.logger('Client %s was rejected; reason: %s'
267
% (self.properties["Name"], reason))
268
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
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def selectable(self):
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"""Make this a "selectable" widget.
271
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This overrides the method from urwid.FlowWidget."""
272
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return True
273
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274
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def rows(self, maxcolrow, focus=False):
275
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"""How many rows this widget will occupy might depend on
276
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whether we have focus or not.
277
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This overrides the method from urwid.FlowWidget"""
278
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
279
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def current_widget(self, focus=False):
281
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if focus or self.opened:
282
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return self._focus_widget
283
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return self._widget
284
236
285
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def update(self):
286
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"Called when what is visible on the screen should be updated."
287
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# How to add standout mode to a style
288
with_standout = { "normal": "standout",
289
"bold": "bold-standout",
290
"underline-blink":
291
"underline-blink-standout",
292
"bold-underline-blink":
293
"bold-underline-blink-standout",
294
}
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
}
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# Rebuild focus and non-focus widgets using current properties
297
249
298
250
# Base part of a client. Name!
299
base = ('%(name)s: '
300
% {"name": self.properties["Name"]})
251
base = "{name}: ".format(name=self.properties["Name"])
301
252
if not self.properties["Enabled"]:
302
253
message = "DISABLED"
254
self.using_timer(False)
303
255
elif self.properties["ApprovalPending"]:
304
timeout = datetime.timedelta(milliseconds
305
= self.properties
306
["ApprovalDelay"])
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
307
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last_approval_request = isoformat_to_datetime(
308
259
self.properties["LastApprovalRequest"])
309
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if last_approval_request is not None:
310
timer = timeout - (datetime.datetime.utcnow()
311
- last_approval_request)
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
312
264
else:
313
265
timer = datetime.timedelta()
314
266
if self.properties["ApprovedByDefault"]:
315
message = "Approval in %s. (d)eny?"
267
message = "Approval in {}. (d)eny?"
316
268
else:
317
message = "Denial in %s. (a)pprove?"
318
message = message % unicode(timer).rsplit(".", 1)[0]
319
elif self.last_checker_failed:
320
# When checker has failed, print a timer until client expires
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
321
274
expires = self.properties["Expires"]
322
275
if expires == "":
323
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timer = datetime.timedelta(0)
324
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else:
325
expires = datetime.datetime.strptime(expires,
326
'%Y-%m-%dT%H:%M:%S.%f')
327
timer = expires - datetime.datetime.utcnow()
328
message = ('A checker has failed! Time until client'
329
' gets disabled: %s'
330
% unicode(timer).rsplit(".", 1)[0])
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)
331
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else:
332
287
message = "enabled"
333
self._text = "%s%s" % (base, message)
334
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
335
291
if not urwid.supports_unicode():
336
292
self._text = self._text.encode("ascii", "replace")
337
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textlist = [("normal", self._text)]
347
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# Run update hook, if any
348
304
if self.update_hook is not None:
349
305
self.update_hook()
350
306
351
307
def update_timer(self):
352
"""called by gobject. Will indefinitely loop until
353
gobject.source_remove() on tag is called"""
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
354
311
self.update()
355
312
return True # Keep calling this
356
357
def delete(self, *args, **kwargs):
313
314
def delete(self, **kwargs):
358
315
if self._update_timer_callback_tag is not None:
359
gobject.source_remove(self._update_timer_callback_tag)
316
GLib.source_remove(self._update_timer_callback_tag)
360
317
self._update_timer_callback_tag = None
361
318
for match in self.match_objects:
362
319
match.remove()
363
320
self.match_objects = ()
364
321
if self.delete_hook is not None:
365
322
self.delete_hook(self)
366
return super(MandosClientWidget, self).delete(*args, **kwargs)
367
323
return super(MandosClientWidget, self).delete(**kwargs)
324
368
325
def render(self, maxcolrow, focus=False):
369
326
"""Render differently if we have focus.
370
327
This overrides the method from urwid.FlowWidget"""
371
328
return self.current_widget(focus).render(maxcolrow,
372
329
focus=focus)
373
330
374
331
def keypress(self, maxcolrow, key):
375
332
"""Handle keys.
376
333
This overrides the method from urwid.FlowWidget"""
377
334
if key == "+":
378
self.proxy.Enable(dbus_interface = client_interface,
379
ignore_reply=True)
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
380
338
elif key == "-":
381
self.proxy.Disable(dbus_interface = client_interface,
382
ignore_reply=True)
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
383
342
elif key == "a":
384
343
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
385
dbus_interface = client_interface,
344
dbus_interface=client_interface,
386
345
ignore_reply=True)
387
346
elif key == "d":
388
347
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
389
dbus_interface = client_interface,
348
dbus_interface=client_interface,
390
349
ignore_reply=True)
391
350
elif key == "R" or key == "_" or key == "ctrl k":
392
351
self.server_proxy_object.RemoveClient(self.proxy
393
352
.object_path,
394
353
ignore_reply=True)
395
354
elif key == "s":
396
self.proxy.StartChecker(dbus_interface = client_interface,
397
ignore_reply=True)
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
398
358
elif key == "S":
399
self.proxy.StopChecker(dbus_interface = client_interface,
400
ignore_reply=True)
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
401
362
elif key == "C":
402
self.proxy.CheckedOK(dbus_interface = client_interface,
363
self.proxy.CheckedOK(dbus_interface=client_interface,
403
364
ignore_reply=True)
404
365
# xxx
405
366
# elif key == "p" or key == "=":
410
371
# self.open()
411
372
else:
412
373
return key
413
414
def property_changed(self, property=None, value=None,
415
*args, **kwargs):
416
"""Call self.update() if old value is not new value.
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
417
377
This overrides the method from MandosClientPropertyCache"""
418
property_name = unicode(property)
419
old_value = self.properties.get(property_name)
420
super(MandosClientWidget, self).property_changed(
421
property=property, value=value, *args, **kwargs)
422
if self.properties.get(property_name) != old_value:
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):
423
384
self.update()
424
385
425
386
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
426
397
class ConstrainedListBox(urwid.ListBox):
427
398
"""Like a normal urwid.ListBox, but will consume all "up" or
428
399
"down" key presses, thus not allowing any containing widgets to
429
400
use them as an excuse to shift focus away from this widget.
430
401
"""
431
def keypress(self, maxcolrow, key):
432
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
433
405
if ret in ("up", "down"):
434
406
return
435
407
return ret
436
408
437
409
438
class UserInterface(object):
410
class UserInterface:
439
411
"""This is the entire user interface - the whole screen
440
412
with boxes, lists of client widgets, etc.
441
413
"""
442
414
def __init__(self, max_log_length=1000):
443
415
DBusGMainLoop(set_as_default=True)
444
416
445
417
self.screen = urwid.curses_display.Screen()
446
418
447
419
self.screen.register_palette((
448
420
("normal",
449
421
"default", "default", None),
450
422
("bold",
451
"default", "default", "bold"),
423
"bold", "default", "bold"),
452
424
("underline-blink",
453
"default", "default", "underline"),
425
"underline,blink", "default", "underline,blink"),
454
426
("standout",
455
"default", "default", "standout"),
427
"standout", "default", "standout"),
456
428
("bold-underline-blink",
457
"default", "default", ("bold", "underline")),
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
458
431
("bold-standout",
459
"default", "default", ("bold", "standout")),
432
"bold,standout", "default", "bold,standout"),
460
433
("underline-blink-standout",
461
"default", "default", ("underline", "standout")),
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
462
436
("bold-underline-blink-standout",
463
"default", "default", ("bold", "underline",
464
"standout")),
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
465
439
))
466
440
467
441
if urwid.supports_unicode():
468
self.divider = "─" # \u2500
469
#self.divider = "━" # \u2501
442
self.divider = "─" # \u2500
470
443
else:
471
#self.divider = "-" # \u002d
472
self.divider = "_" # \u005f
473
444
self.divider = "_" # \u005f
445
474
446
self.screen.start()
475
447
476
448
self.size = self.screen.get_cols_rows()
477
449
478
450
self.clients = urwid.SimpleListWalker([])
479
451
self.clients_dict = {}
480
452
481
453
# We will add Text widgets to this list
482
self.log = []
454
self.log = urwid.SimpleListWalker([])
483
455
self.max_log_length = max_log_length
484
456
485
457
# We keep a reference to the log widget so we can remove it
486
458
# from the ListWalker without it getting destroyed
487
459
self.logbox = ConstrainedListBox(self.log)
488
460
489
461
# This keeps track of whether self.uilist currently has
490
462
# self.logbox in it or not
491
463
self.log_visible = True
492
464
self.log_wrap = "any"
493
465
466
self.loghandler = UILogHandler(self)
467
494
468
self.rebuild()
495
self.log_message_raw(("bold",
496
"Mandos Monitor version " + version))
497
self.log_message_raw(("bold",
498
"q: Quit ?: Help"))
499
500
self.busname = domain + '.Mandos'
501
self.main_loop = gobject.MainLoop()
502
503
def client_not_found(self, fingerprint, address):
504
self.log_message(("Client with address %s and fingerprint %s"
505
" could not be found" % (address,
506
fingerprint)))
507
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
508
480
def rebuild(self):
509
481
"""This rebuilds the User Interface.
510
482
Call this when the widget layout needs to change"""
511
483
self.uilist = []
512
#self.uilist.append(urwid.ListBox(self.clients))
484
# self.uilist.append(urwid.ListBox(self.clients))
513
485
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
514
486
clients),
515
#header=urwid.Divider(),
487
# header=urwid.Divider(),
516
488
header=None,
517
footer=
518
urwid.Divider(div_char=
519
self.divider)))
489
footer=urwid.Divider(
490
div_char=self.divider)))
520
491
if self.log_visible:
521
492
self.uilist.append(self.logbox)
522
493
self.topwidget = urwid.Pile(self.uilist)
523
524
def log_message(self, message):
525
timestamp = datetime.datetime.now().isoformat()
526
self.log_message_raw(timestamp + ": " + message)
527
528
def log_message_raw(self, markup):
529
"""Add a log message to the log buffer."""
494
495
def add_log_line(self, markup):
530
496
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
531
if (self.max_log_length
532
and len(self.log) > self.max_log_length):
533
del self.log[0:len(self.log)-self.max_log_length-1]
534
self.logbox.set_focus(len(self.logbox.body.contents),
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,
535
501
coming_from="above")
536
502
self.refresh()
537
503
538
504
def toggle_log_display(self):
539
505
"""Toggle visibility of the log buffer."""
540
506
self.log_visible = not self.log_visible
541
507
self.rebuild()
542
#self.log_message("Log visibility changed to: "
543
# + unicode(self.log_visible))
544
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
545
510
def change_log_display(self):
546
511
"""Change type of log display.
547
512
Currently, this toggles wrapping of text lines."""
551
516
self.log_wrap = "clip"
552
517
for textwidget in self.log:
553
518
textwidget.set_wrap_mode(self.log_wrap)
554
#self.log_message("Wrap mode: " + self.log_wrap)
555
556
def find_and_remove_client(self, path, name):
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
557
522
"""Find a client by its object path and remove it.
558
559
This is connected to the ClientRemoved signal from the
523
524
This is connected to the InterfacesRemoved signal from the
560
525
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
561
529
try:
562
530
client = self.clients_dict[path]
563
531
except KeyError:
564
532
# not found?
565
self.log_message("Unknown client %r (%r) removed", name,
566
path)
533
log.warning("Unknown client %s removed", path)
567
534
return
568
535
client.delete()
569
570
def add_new_client(self, path):
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
571
546
client_proxy_object = self.bus.get_object(self.busname, path)
572
self.add_client(MandosClientWidget(server_proxy_object
573
=self.mandos_serv,
574
proxy_object
575
=client_proxy_object,
576
update_hook
577
=self.refresh,
578
delete_hook
579
=self.remove_client,
580
logger
581
=self.log_message),
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])),
582
553
path=path)
583
554
584
555
def add_client(self, client, path=None):
585
556
self.clients.append(client)
586
557
if path is None:
587
558
path = client.proxy.object_path
588
559
self.clients_dict[path] = client
589
self.clients.sort(None, lambda c: c.properties["Name"])
560
self.clients.sort(key=lambda c: c.properties["Name"])
590
561
self.refresh()
591
562
592
563
def remove_client(self, client, path=None):
593
564
self.clients.remove(client)
594
565
if path is None:
595
566
path = client.proxy.object_path
596
567
del self.clients_dict[path]
597
if not self.clients_dict:
598
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
599
# is completely emptied, we need to recreate it.
600
self.clients = urwid.SimpleListWalker([])
601
self.rebuild()
602
568
self.refresh()
603
569
604
570
def refresh(self):
605
571
"""Redraw the screen"""
606
572
canvas = self.topwidget.render(self.size, focus=True)
607
573
self.screen.draw_screen(self.size, canvas)
608
574
609
575
def run(self):
610
576
"""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")
611
582
self.bus = dbus.SystemBus()
612
583
mandos_dbus_objc = self.bus.get_object(
613
584
self.busname, "/", follow_name_owner_changes=True)
614
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
615
dbus_interface
616
= server_interface)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
617
587
try:
618
588
mandos_clients = (self.mandos_serv
619
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
620
592
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
621
594
mandos_clients = dbus.Dictionary()
622
595
623
596
(self.mandos_serv
624
.connect_to_signal("ClientRemoved",
597
.connect_to_signal("InterfacesRemoved",
625
598
self.find_and_remove_client,
626
dbus_interface=server_interface,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
627
600
byte_arrays=True))
628
601
(self.mandos_serv
629
.connect_to_signal("ClientAdded",
602
.connect_to_signal("InterfacesAdded",
630
603
self.add_new_client,
631
dbus_interface=server_interface,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
632
605
byte_arrays=True))
633
606
(self.mandos_serv
634
607
.connect_to_signal("ClientNotFound",
635
608
self.client_not_found,
636
609
dbus_interface=server_interface,
637
610
byte_arrays=True))
638
for path, client in mandos_clients.iteritems():
611
for path, client in mandos_clients.items():
639
612
client_proxy_object = self.bus.get_object(self.busname,
640
613
path)
641
self.add_client(MandosClientWidget(server_proxy_object
642
=self.mandos_serv,
643
proxy_object
644
=client_proxy_object,
645
properties=client,
646
update_hook
647
=self.refresh,
648
delete_hook
649
=self.remove_client,
650
logger
651
=self.log_message),
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),
652
620
path=path)
653
621
654
622
self.refresh()
655
self._input_callback_tag = (gobject.io_add_watch
656
(sys.stdin.fileno(),
657
gobject.IO_IN,
658
self.process_input))
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)))
659
628
self.main_loop.run()
660
629
# Main loop has finished, we should close everything now
661
gobject.source_remove(self._input_callback_tag)
662
self.screen.stop()
663
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
633
self.screen.stop()
634
664
635
def stop(self):
665
636
self.main_loop.quit()
666
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
667
640
def process_input(self, source, condition):
668
641
keys = self.screen.get_input()
669
translations = { "ctrl n": "down", # Emacs
670
"ctrl p": "up", # Emacs
671
"ctrl v": "page down", # Emacs
672
"meta v": "page up", # Emacs
673
" ": "page down", # less
674
"f": "page down", # less
675
"b": "page up", # less
676
"j": "down", # vi
677
"k": "up", # vi
678
}
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
}
679
652
for key in keys:
680
653
try:
681
654
key = translations[key]
682
655
except KeyError: # :-)
683
656
pass
684
657
685
658
if key == "q" or key == "Q":
686
659
self.stop()
687
660
break
688
661
elif key == "window resize":
689
662
self.size = self.screen.get_cols_rows()
690
663
self.refresh()
691
elif key == "\f": # Ctrl-L
664
elif key == "ctrl l":
665
self.screen.clear()
692
666
self.refresh()
693
667
elif key == "l" or key == "D":
694
668
self.toggle_log_display()
700
674
if not self.log_visible:
701
675
self.log_visible = True
702
676
self.rebuild()
703
self.log_message_raw(("bold",
704
" ".
705
join(("q: Quit",
706
"?: Help",
707
"l: Log window toggle",
708
"TAB: Switch window",
709
"w: Wrap (log)"))))
710
self.log_message_raw(("bold",
711
" "
712
.join(("Clients:",
713
"+: Enable",
714
"-: Disable",
715
"R: Remove",
716
"s: Start new checker",
717
"S: Stop checker",
718
"C: Checker OK",
719
"a: Approve",
720
"d: Deny"))))
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
))))
721
696
self.refresh()
722
697
elif key == "tab":
723
698
if self.topwidget.get_focus() is self.logbox:
725
700
else:
726
701
self.topwidget.set_focus(self.logbox)
727
702
self.refresh()
728
#elif (key == "end" or key == "meta >" or key == "G"
729
# or key == ">"):
730
# pass # xxx end-of-buffer
731
#elif (key == "home" or key == "meta <" or key == "g"
732
# or key == "<"):
733
# pass # xxx beginning-of-buffer
734
#elif key == "ctrl e" or key == "$":
735
# pass # xxx move-end-of-line
736
#elif key == "ctrl a" or key == "^":
737
# pass # xxx move-beginning-of-line
738
#elif key == "ctrl b" or key == "meta (" or key == "h":
739
# pass # xxx left
740
#elif key == "ctrl f" or key == "meta )" or key == "l":
741
# pass # xxx right
742
#elif key == "a":
743
# pass # scroll up log
744
#elif key == "z":
745
# pass # scroll down log
703
elif key == "v":
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
707
else:
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
711
# or key == ">"):
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
714
# or key == "<"):
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
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
746
728
elif self.topwidget.selectable():
747
729
self.topwidget.keypress(self.size, key)
748
730
self.refresh()
749
731
return True
750
732
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
751
747
ui = UserInterface()
752
748
try:
753
749
ui.run()
754
750
except KeyboardInterrupt:
755
ui.screen.stop()
756
except Exception, e:
757
ui.log_message(unicode(e))
758
ui.screen.stop()
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()
759
758
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0