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- Committer: Teddy Hogeborn
- Date: 2011-03-17 18:14:34 UTC
- Revision ID: teddy@fukt.bsnet.se-20110317181434-si1m0l8q5fakzgjx
* DBUS-API: Fix grammar.
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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#
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Mandos is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
31
except ImportError:
32
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 signal
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import datetime
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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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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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if sys.version_info.major == 2:
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str = unicode
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locale.setlocale(locale.LC_ALL, '')
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56
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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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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 = "1.7.20"
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try:
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dbus.OBJECT_MANAGER_IFACE
66
except AttributeError:
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dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
68
54
version = "1.3.0"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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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, logger=None, **kwargs):
115
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.server_proxy_object = server_proxy_object
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# Logger
133
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self.logger = logger
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(**kwargs)
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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self.update()
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self.opened = False
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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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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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last_checked_ok = isoformat_to_datetime(self.properties
140
["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.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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"""
173
if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
175
self._update_timer_callback_tag = (GLib.timeout_add
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old = self._update_timer_callback_lock
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if flag:
190
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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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 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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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):
183
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if exitstatus == 0:
184
self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
186
command), level=0)
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")'
207
# ' was successful'
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# % (self.properties["Name"], command))
187
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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)
190
215
if os.WIFEXITED(condition):
191
self.logger('Checker for client {} (command "{}") failed'
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' with exit code {}'
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.format(self.properties["Name"], command,
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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,
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os.WEXITSTATUS(condition)))
195
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elif os.WIFSIGNALED(condition):
196
self.logger('Checker for client {} (command "{}") was'
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' killed by signal {}'
198
.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
224
os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
227
' dumped core'
228
% (self.properties["Name"], command))
229
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
200
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self.update()
201
233
202
234
def checker_started(self, command):
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
238
208
239
def got_secret(self):
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
243
212
244
def need_approval(self, timeout, default):
213
245
if not default:
214
message = 'Client {} needs approval within {} seconds'
246
message = 'Client %s needs approval within %s seconds'
215
247
else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
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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
220
253
def rejected(self, reason):
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
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self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
256
224
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def selectable(self):
225
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"""Make this a "selectable" widget.
226
259
This overrides the method from urwid.FlowWidget."""
227
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return True
228
261
229
262
def rows(self, maxcolrow, focus=False):
230
263
"""How many rows this widget will occupy might depend on
231
264
whether we have focus or not.
232
265
This overrides the method from urwid.FlowWidget"""
233
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
267
235
268
def current_widget(self, focus=False):
236
269
if focus or self.opened:
237
270
return self._focus_widget
238
271
return self._widget
239
272
240
273
def update(self):
241
274
"Called when what is visible on the screen should be updated."
242
275
# How to add standout mode to a style
243
with_standout = {"normal": "standout",
244
"bold": "bold-standout",
245
"underline-blink":
246
"underline-blink-standout",
247
"bold-underline-blink":
248
"bold-underline-blink-standout",
249
}
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
}
250
283
251
284
# Rebuild focus and non-focus widgets using current properties
252
285
253
286
# Base part of a client. Name!
254
base = '{name}: '.format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
255
289
if not self.properties["Enabled"]:
256
290
message = "DISABLED"
257
self.using_timer(False)
258
291
elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
261
295
last_approval_request = isoformat_to_datetime(
262
296
self.properties["LastApprovalRequest"])
263
297
if last_approval_request is not None:
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
267
300
else:
268
301
timer = datetime.timedelta()
269
302
if self.properties["ApprovedByDefault"]:
270
message = "Approval in {}. (d)eny?"
271
else:
272
message = "Denial in {}. (a)pprove?"
273
message = message.format(str(timer).rsplit(".", 1)[0])
274
self.using_timer(True)
275
elif self.properties["LastCheckerStatus"] != 0:
276
# When checker has failed, show timer until client expires
277
expires = self.properties["Expires"]
278
if expires == "":
279
timer = datetime.timedelta(0)
280
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
303
message = "Approval in %s. (d)eny?"
304
else:
305
message = "Denial in %s. (a)pprove?"
306
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)
285
316
message = ('A checker has failed! Time until client'
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
289
319
else:
290
320
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
321
self._text = "%s%s" % (base, message)
322
294
323
if not urwid.supports_unicode():
295
324
self._text = self._text.encode("ascii", "replace")
296
325
textlist = [("normal", self._text)]
306
335
# Run update hook, if any
307
336
if self.update_hook is not None:
308
337
self.update_hook()
309
338
310
339
def update_timer(self):
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
340
"called by gobject"
314
341
self.update()
315
342
return True # Keep calling this
316
317
def delete(self, **kwargs):
343
344
def delete(self):
318
345
if self._update_timer_callback_tag is not None:
319
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
320
347
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
324
348
if self.delete_hook is not None:
325
349
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
327
350
328
351
def render(self, maxcolrow, focus=False):
329
352
"""Render differently if we have focus.
330
353
This overrides the method from urwid.FlowWidget"""
331
354
return self.current_widget(focus).render(maxcolrow,
332
355
focus=focus)
333
356
334
357
def keypress(self, maxcolrow, key):
335
358
"""Handle keys.
336
359
This overrides the method from urwid.FlowWidget"""
337
360
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
361
self.proxy.Enable(dbus_interface = client_interface)
341
362
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
363
self.proxy.Disable(dbus_interface = client_interface)
345
364
elif key == "a":
346
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
348
ignore_reply=True)
366
dbus_interface = client_interface)
349
367
elif key == "d":
350
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface=client_interface,
352
ignore_reply=True)
369
dbus_interface = client_interface)
353
370
elif key == "R" or key == "_" or key == "ctrl k":
354
371
self.server_proxy_object.RemoveClient(self.proxy
355
.object_path,
356
ignore_reply=True)
372
.object_path)
357
373
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
374
self.proxy.StartChecker(dbus_interface = client_interface)
361
375
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
376
self.proxy.StopChecker(dbus_interface = client_interface)
365
377
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
367
ignore_reply=True)
378
self.proxy.CheckedOK(dbus_interface = client_interface)
368
379
# xxx
369
380
# elif key == "p" or key == "=":
370
381
# self.proxy.pause()
374
385
# self.open()
375
386
else:
376
387
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""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.
380
392
This overrides the method from MandosClientPropertyCache"""
381
old_values = {key: self.properties.get(key)
382
for key in properties.keys()}
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
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:
387
398
self.update()
388
399
389
400
392
403
"down" key presses, thus not allowing any containing widgets to
393
404
use them as an excuse to shift focus away from this widget.
394
405
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
406
def keypress(self, maxcolrow, key):
407
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
408
if ret in ("up", "down"):
399
409
return
400
410
return ret
404
414
"""This is the entire user interface - the whole screen
405
415
with boxes, lists of client widgets, etc.
406
416
"""
407
def __init__(self, max_log_length=1000, log_level=1):
417
def __init__(self, max_log_length=1000):
408
418
DBusGMainLoop(set_as_default=True)
409
419
410
420
self.screen = urwid.curses_display.Screen()
411
421
412
422
self.screen.register_palette((
413
423
("normal",
414
424
"default", "default", None),
415
425
("bold",
416
"bold", "default", "bold"),
426
"default", "default", "bold"),
417
427
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
428
"default", "default", "underline"),
419
429
("standout",
420
"standout", "default", "standout"),
430
"default", "default", "standout"),
421
431
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
432
"default", "default", ("bold", "underline")),
424
433
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
434
"default", "default", ("bold", "standout")),
426
435
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
436
"default", "default", ("underline", "standout")),
429
437
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
438
"default", "default", ("bold", "underline",
439
"standout")),
432
440
))
433
441
434
442
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
443
self.divider = "─" # \u2500
444
#self.divider = "━" # \u2501
436
445
else:
437
self.divider = "_" # \u005f
438
446
#self.divider = "-" # \u002d
447
self.divider = "_" # \u005f
448
439
449
self.screen.start()
440
450
441
451
self.size = self.screen.get_cols_rows()
442
452
443
453
self.clients = urwid.SimpleListWalker([])
444
454
self.clients_dict = {}
445
455
446
456
# We will add Text widgets to this list
447
self.log = urwid.SimpleListWalker([])
457
self.log = []
448
458
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
459
452
460
# We keep a reference to the log widget so we can remove it
453
461
# from the ListWalker without it getting destroyed
454
462
self.logbox = ConstrainedListBox(self.log)
455
463
456
464
# This keeps track of whether self.uilist currently has
457
465
# self.logbox in it or not
458
466
self.log_visible = True
459
467
self.log_wrap = "any"
460
468
461
469
self.rebuild()
462
470
self.log_message_raw(("bold",
463
471
"Mandos Monitor version " + version))
464
472
self.log_message_raw(("bold",
465
473
"q: Quit ?: Help"))
466
474
467
475
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
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
470
520
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
523
fingerprint)))
524
475
525
def rebuild(self):
476
526
"""This rebuilds the User Interface.
477
527
Call this when the widget layout needs to change"""
478
528
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
529
#self.uilist.append(urwid.ListBox(self.clients))
480
530
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
531
clients),
482
# header=urwid.Divider(),
532
#header=urwid.Divider(),
483
533
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
534
footer=
535
urwid.Divider(div_char=
536
self.divider)))
486
537
if self.log_visible:
487
538
self.uilist.append(self.logbox)
539
pass
488
540
self.topwidget = urwid.Pile(self.uilist)
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
541
542
def log_message(self, message):
494
543
timestamp = datetime.datetime.now().isoformat()
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
544
self.log_message_raw(timestamp + ": " + message)
545
546
def log_message_raw(self, markup):
499
547
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
548
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
506
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),
507
553
coming_from="above")
508
554
self.refresh()
509
555
510
556
def toggle_log_display(self):
511
557
"""Toggle visibility of the log buffer."""
512
558
self.log_visible = not self.log_visible
513
559
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
560
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
562
517
563
def change_log_display(self):
518
564
"""Change type of log display.
519
565
Currently, this toggles wrapping of text lines."""
523
569
self.log_wrap = "clip"
524
570
for textwidget in self.log:
525
571
textwidget.set_wrap_mode(self.log_wrap)
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
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
533
578
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
579
try:
538
580
client = self.clients_dict[path]
539
581
except KeyError:
540
582
# not found?
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
543
return
544
client.delete()
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
583
return
584
self.remove_client(client, path)
585
586
def add_new_client(self, path):
555
587
client_proxy_object = self.bus.get_object(self.busname, path)
556
self.add_client(MandosClientWidget(
557
server_proxy_object=self.mandos_serv,
558
proxy_object=client_proxy_object,
559
update_hook=self.refresh,
560
delete_hook=self.remove_client,
561
logger=self.log_message,
562
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),
563
598
path=path)
564
599
565
600
def add_client(self, client, path=None):
566
601
self.clients.append(client)
567
602
if path is None:
568
603
path = client.proxy.object_path
569
604
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
605
self.clients.sort(None, lambda c: c.properties["Name"])
571
606
self.refresh()
572
607
573
608
def remove_client(self, client, path=None):
574
609
self.clients.remove(client)
575
610
if path is None:
576
611
path = client.proxy.object_path
577
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()
578
618
self.refresh()
579
619
580
620
def refresh(self):
581
621
"""Redraw the screen"""
582
622
canvas = self.topwidget.render(self.size, focus=True)
583
623
self.screen.draw_screen(self.size, canvas)
584
624
585
625
def run(self):
586
626
"""Start the main loop and exit when it's done."""
587
self.bus = dbus.SystemBus()
588
mandos_dbus_objc = self.bus.get_object(
589
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
592
try:
593
mandos_clients = (self.mandos_serv
594
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
mandos_clients = dbus.Dictionary()
602
603
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
605
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
byte_arrays=True))
608
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
610
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
612
byte_arrays=True))
613
(self.mandos_serv
614
.connect_to_signal("ClientNotFound",
615
self.client_not_found,
616
dbus_interface=server_interface,
617
byte_arrays=True))
618
for path, client in mandos_clients.items():
619
client_proxy_object = self.bus.get_object(self.busname,
620
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
path=path)
629
630
627
self.refresh()
631
self._input_callback_tag = (GLib.io_add_watch
628
self._input_callback_tag = (gobject.io_add_watch
632
629
(sys.stdin.fileno(),
633
GLib.IO_IN,
630
gobject.IO_IN,
634
631
self.process_input))
635
632
self.main_loop.run()
636
633
# Main loop has finished, we should close everything now
637
GLib.source_remove(self._input_callback_tag)
634
gobject.source_remove(self._input_callback_tag)
638
635
self.screen.stop()
639
636
640
637
def stop(self):
641
638
self.main_loop.quit()
642
639
643
640
def process_input(self, source, condition):
644
641
keys = self.screen.get_input()
645
translations = {"ctrl n": "down", # Emacs
646
"ctrl p": "up", # Emacs
647
"ctrl v": "page down", # Emacs
648
"meta v": "page up", # Emacs
649
" ": "page down", # less
650
"f": "page down", # less
651
"b": "page up", # less
652
"j": "down", # vi
653
"k": "up", # vi
654
}
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
}
655
652
for key in keys:
656
653
try:
657
654
key = translations[key]
658
655
except KeyError: # :-)
659
656
pass
660
657
661
658
if key == "q" or key == "Q":
662
659
self.stop()
663
660
break
664
661
elif key == "window resize":
665
662
self.size = self.screen.get_cols_rows()
666
663
self.refresh()
667
elif key == "ctrl l":
668
self.screen.clear()
664
elif key == "\f": # Ctrl-L
669
665
self.refresh()
670
666
elif key == "l" or key == "D":
671
667
self.toggle_log_display()
683
679
"?: Help",
684
680
"l: Log window toggle",
685
681
"TAB: Switch window",
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
682
"w: Wrap (log)"))))
689
683
self.log_message_raw(("bold",
690
684
" "
691
685
.join(("Clients:",
704
698
else:
705
699
self.topwidget.set_focus(self.logbox)
706
700
self.refresh()
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
701
#elif (key == "end" or key == "meta >" or key == "G"
702
# or key == ">"):
703
# pass # xxx end-of-buffer
704
#elif (key == "home" or key == "meta <" or key == "g"
705
# or key == "<"):
706
# pass # xxx beginning-of-buffer
707
#elif key == "ctrl e" or key == "$":
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
732
719
elif self.topwidget.selectable():
733
720
self.topwidget.keypress(self.size, key)
734
721
self.refresh()
735
722
return True
736
723
737
738
724
ui = UserInterface()
739
725
try:
740
726
ui.run()
741
727
except KeyboardInterrupt:
742
728
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
729
except Exception, e:
730
ui.log_message(unicode(e))
745
731
ui.screen.stop()
746
732
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0