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- Committer: Teddy Hogeborn
- Date: 2011-07-13 02:24:39 UTC
- mfrom: (24.1.174 mandos)
- mto: (24.1.175 mandos) (237.12.2 mandos-persistent) (299.1.1 release) (300.1.1 release) (301.1.1 release)
- mto: This revision was merged to the branch mainline in revision 284.
- Revision ID: teddy@fukt.bsnet.se-20110713022439-wbv6kghshdsc2x24
Merge from Björn.
- 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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2
# -*- 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 © 2009-2017 Teddy Hogeborn
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# Copyright © 2009-2017 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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#
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Mandos is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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from __future__ import division, absolute_import, print_function, unicode_literals
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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 = "1.7.16"
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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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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):
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delete_hook=None, logger=None, *args, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.server_proxy_object = server_proxy_object
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# Logger
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self.logger = logger
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(**kwargs)
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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self.update()
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self.opened = False
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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
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["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.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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"""
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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 = (GLib.timeout_add
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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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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):
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if exitstatus == 0:
184
self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
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command), level=0)
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
214
self.using_timer(True)
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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'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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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)))
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self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
223
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
227
' dumped core'
228
% (self.properties["Name"], command))
229
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
200
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self.update()
201
233
202
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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
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#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
238
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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
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def need_approval(self, timeout, default):
213
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if not default:
214
message = 'Client {} needs approval within {} seconds'
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message = 'Client %s needs approval within %s seconds'
215
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else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
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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
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def selectable(self):
225
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"""Make this a "selectable" widget.
226
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This overrides the method from urwid.FlowWidget."""
227
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return True
228
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229
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def rows(self, maxcolrow, focus=False):
230
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"""How many rows this widget will occupy might depend on
231
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whether we have focus or not.
232
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This overrides the method from urwid.FlowWidget"""
233
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
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def current_widget(self, focus=False):
236
269
if focus or self.opened:
237
270
return self._focus_widget
238
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return self._widget
239
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240
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def update(self):
241
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"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
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# Rebuild focus and non-focus widgets using current properties
252
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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
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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
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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
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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,
362
ignore_reply=True)
341
363
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
364
self.proxy.Disable(dbus_interface = client_interface,
365
ignore_reply=True)
345
366
elif key == "a":
346
367
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
368
dbus_interface = client_interface,
348
369
ignore_reply=True)
349
370
elif key == "d":
350
371
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface=client_interface,
372
dbus_interface = client_interface,
352
373
ignore_reply=True)
353
374
elif key == "R" or key == "_" or key == "ctrl k":
354
375
self.server_proxy_object.RemoveClient(self.proxy
355
376
.object_path,
356
377
ignore_reply=True)
357
378
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
379
self.proxy.StartChecker(dbus_interface = client_interface,
380
ignore_reply=True)
361
381
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
382
self.proxy.StopChecker(dbus_interface = client_interface,
383
ignore_reply=True)
365
384
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
385
self.proxy.CheckedOK(dbus_interface = client_interface,
367
386
ignore_reply=True)
368
387
# xxx
369
388
# elif key == "p" or key == "=":
374
393
# self.open()
375
394
else:
376
395
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
396
397
def property_changed(self, property=None, value=None,
398
*args, **kwargs):
399
"""Call self.update() if old value is not new value.
380
400
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):
401
property_name = unicode(property)
402
old_value = self.properties.get(property_name)
403
super(MandosClientWidget, self).property_changed(
404
property=property, value=value, *args, **kwargs)
405
if self.properties.get(property_name) != old_value:
387
406
self.update()
388
407
389
408
392
411
"down" key presses, thus not allowing any containing widgets to
393
412
use them as an excuse to shift focus away from this widget.
394
413
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
414
def keypress(self, maxcolrow, key):
415
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
416
if ret in ("up", "down"):
399
417
return
400
418
return ret
404
422
"""This is the entire user interface - the whole screen
405
423
with boxes, lists of client widgets, etc.
406
424
"""
407
def __init__(self, max_log_length=1000, log_level=1):
425
def __init__(self, max_log_length=1000):
408
426
DBusGMainLoop(set_as_default=True)
409
427
410
428
self.screen = urwid.curses_display.Screen()
411
429
412
430
self.screen.register_palette((
413
431
("normal",
414
432
"default", "default", None),
415
433
("bold",
416
"bold", "default", "bold"),
434
"default", "default", "bold"),
417
435
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
436
"default", "default", "underline"),
419
437
("standout",
420
"standout", "default", "standout"),
438
"default", "default", "standout"),
421
439
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
440
"default", "default", ("bold", "underline")),
424
441
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
442
"default", "default", ("bold", "standout")),
426
443
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
444
"default", "default", ("underline", "standout")),
429
445
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
446
"default", "default", ("bold", "underline",
447
"standout")),
432
448
))
433
449
434
450
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
451
self.divider = "─" # \u2500
452
#self.divider = "━" # \u2501
436
453
else:
437
self.divider = "_" # \u005f
438
454
#self.divider = "-" # \u002d
455
self.divider = "_" # \u005f
456
439
457
self.screen.start()
440
458
441
459
self.size = self.screen.get_cols_rows()
442
460
443
461
self.clients = urwid.SimpleListWalker([])
444
462
self.clients_dict = {}
445
463
446
464
# We will add Text widgets to this list
447
465
self.log = []
448
466
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
467
452
468
# We keep a reference to the log widget so we can remove it
453
469
# from the ListWalker without it getting destroyed
454
470
self.logbox = ConstrainedListBox(self.log)
455
471
456
472
# This keeps track of whether self.uilist currently has
457
473
# self.logbox in it or not
458
474
self.log_visible = True
459
475
self.log_wrap = "any"
460
476
461
477
self.rebuild()
462
478
self.log_message_raw(("bold",
463
479
"Mandos Monitor version " + version))
464
480
self.log_message_raw(("bold",
465
481
"q: Quit ?: Help"))
466
482
467
483
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
484
self.main_loop = gobject.MainLoop()
485
self.bus = dbus.SystemBus()
486
mandos_dbus_objc = self.bus.get_object(
487
self.busname, "/", follow_name_owner_changes=True)
488
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
489
dbus_interface
490
= server_interface)
491
try:
492
mandos_clients = (self.mandos_serv
493
.GetAllClientsWithProperties())
494
except dbus.exceptions.DBusException:
495
mandos_clients = dbus.Dictionary()
496
497
(self.mandos_serv
498
.connect_to_signal("ClientRemoved",
499
self.find_and_remove_client,
500
dbus_interface=server_interface,
501
byte_arrays=True))
502
(self.mandos_serv
503
.connect_to_signal("ClientAdded",
504
self.add_new_client,
505
dbus_interface=server_interface,
506
byte_arrays=True))
507
(self.mandos_serv
508
.connect_to_signal("ClientNotFound",
509
self.client_not_found,
510
dbus_interface=server_interface,
511
byte_arrays=True))
512
for path, client in mandos_clients.iteritems():
513
client_proxy_object = self.bus.get_object(self.busname,
514
path)
515
self.add_client(MandosClientWidget(server_proxy_object
516
=self.mandos_serv,
517
proxy_object
518
=client_proxy_object,
519
properties=client,
520
update_hook
521
=self.refresh,
522
delete_hook
523
=self.remove_client,
524
logger
525
=self.log_message),
526
path=path)
527
470
528
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
529
self.log_message(("Client with address %s and fingerprint %s"
530
" could not be found" % (address,
531
fingerprint)))
532
475
533
def rebuild(self):
476
534
"""This rebuilds the User Interface.
477
535
Call this when the widget layout needs to change"""
478
536
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
537
#self.uilist.append(urwid.ListBox(self.clients))
480
538
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
539
clients),
482
# header=urwid.Divider(),
540
#header=urwid.Divider(),
483
541
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
542
footer=
543
urwid.Divider(div_char=
544
self.divider)))
486
545
if self.log_visible:
487
546
self.uilist.append(self.logbox)
547
pass
488
548
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
549
550
def log_message(self, message):
494
551
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):
552
self.log_message_raw(timestamp + ": " + message)
553
554
def log_message_raw(self, markup):
499
555
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
556
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]
557
if (self.max_log_length
558
and len(self.log) > self.max_log_length):
559
del self.log[0:len(self.log)-self.max_log_length-1]
506
560
self.logbox.set_focus(len(self.logbox.body.contents),
507
561
coming_from="above")
508
562
self.refresh()
509
563
510
564
def toggle_log_display(self):
511
565
"""Toggle visibility of the log buffer."""
512
566
self.log_visible = not self.log_visible
513
567
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
568
#self.log_message("Log visibility changed to: "
569
# + unicode(self.log_visible))
570
517
571
def change_log_display(self):
518
572
"""Change type of log display.
519
573
Currently, this toggles wrapping of text lines."""
523
577
self.log_wrap = "clip"
524
578
for textwidget in self.log:
525
579
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
580
#self.log_message("Wrap mode: " + self.log_wrap)
581
582
def find_and_remove_client(self, path, name):
583
"""Find an client from its object path and remove it.
584
585
This is connected to the ClientRemoved signal from the
533
586
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
587
try:
538
588
client = self.clients_dict[path]
539
589
except KeyError:
540
590
# 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
591
return
592
self.remove_client(client, path)
593
594
def add_new_client(self, path):
555
595
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])),
596
self.add_client(MandosClientWidget(server_proxy_object
597
=self.mandos_serv,
598
proxy_object
599
=client_proxy_object,
600
update_hook
601
=self.refresh,
602
delete_hook
603
=self.remove_client,
604
logger
605
=self.log_message),
563
606
path=path)
564
607
565
608
def add_client(self, client, path=None):
566
609
self.clients.append(client)
567
610
if path is None:
568
611
path = client.proxy.object_path
569
612
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
613
self.clients.sort(None, lambda c: c.properties["Name"])
571
614
self.refresh()
572
615
573
616
def remove_client(self, client, path=None):
574
617
self.clients.remove(client)
575
618
if path is None:
576
619
path = client.proxy.object_path
577
620
del self.clients_dict[path]
621
if not self.clients_dict:
622
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
623
# is completely emptied, we need to recreate it.
624
self.clients = urwid.SimpleListWalker([])
625
self.rebuild()
578
626
self.refresh()
579
627
580
628
def refresh(self):
581
629
"""Redraw the screen"""
582
630
canvas = self.topwidget.render(self.size, focus=True)
583
631
self.screen.draw_screen(self.size, canvas)
584
632
585
633
def run(self):
586
634
"""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
635
self.refresh()
631
self._input_callback_tag = (GLib.io_add_watch
636
self._input_callback_tag = (gobject.io_add_watch
632
637
(sys.stdin.fileno(),
633
GLib.IO_IN,
638
gobject.IO_IN,
634
639
self.process_input))
635
640
self.main_loop.run()
636
641
# Main loop has finished, we should close everything now
637
GLib.source_remove(self._input_callback_tag)
642
gobject.source_remove(self._input_callback_tag)
638
643
self.screen.stop()
639
644
640
645
def stop(self):
641
646
self.main_loop.quit()
642
647
643
648
def process_input(self, source, condition):
644
649
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
}
650
translations = { "ctrl n": "down", # Emacs
651
"ctrl p": "up", # Emacs
652
"ctrl v": "page down", # Emacs
653
"meta v": "page up", # Emacs
654
" ": "page down", # less
655
"f": "page down", # less
656
"b": "page up", # less
657
"j": "down", # vi
658
"k": "up", # vi
659
}
655
660
for key in keys:
656
661
try:
657
662
key = translations[key]
658
663
except KeyError: # :-)
659
664
pass
660
665
661
666
if key == "q" or key == "Q":
662
667
self.stop()
663
668
break
664
669
elif key == "window resize":
665
670
self.size = self.screen.get_cols_rows()
666
671
self.refresh()
667
elif key == "ctrl l":
668
self.screen.clear()
672
elif key == "\f": # Ctrl-L
669
673
self.refresh()
670
674
elif key == "l" or key == "D":
671
675
self.toggle_log_display()
683
687
"?: Help",
684
688
"l: Log window toggle",
685
689
"TAB: Switch window",
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
690
"w: Wrap (log)"))))
689
691
self.log_message_raw(("bold",
690
692
" "
691
693
.join(("Clients:",
704
706
else:
705
707
self.topwidget.set_focus(self.logbox)
706
708
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 == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
709
#elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
#elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
#elif key == "ctrl e" or key == "$":
716
# pass # xxx move-end-of-line
717
#elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
#elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
#elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
#elif key == "a":
724
# pass # scroll up log
725
#elif key == "z":
726
# pass # scroll down log
732
727
elif self.topwidget.selectable():
733
728
self.topwidget.keypress(self.size, key)
734
729
self.refresh()
735
730
return True
736
731
737
738
732
ui = UserInterface()
739
733
try:
740
734
ui.run()
741
735
except KeyboardInterrupt:
742
736
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
737
except Exception, e:
738
ui.log_message(unicode(e))
745
739
ui.screen.stop()
746
740
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0