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- Committer: Teddy Hogeborn
- Date: 2011-10-08 21:13:46 UTC
- mfrom: (510 trunk)
- mto: (505.2.5 mandos-client-network-hooks)
- mto: This revision was merged to the branch mainline in revision 511.
- Revision ID: teddy@recompile.se-20111008211346-z1r0xsk8ak8b04wf
* debian/source/local-options: New; contains "--single-debian-patch".
- files removed:
- bugs.xml
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
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#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2016 Teddy Hogeborn
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# Copyright © 2009-2016 Björn Påhlsson
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#
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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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# 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 this program. If not, see
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# <http://www.gnu.org/licenses/>.
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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@recompile.se>.
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#
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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import sys
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import os
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import signal
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import 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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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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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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# Some useful constants
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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.7.14"
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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 = "1.3.1"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True))
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if properties is None:
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self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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It updates the changed property in the "properties" dict.
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"""
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# Update properties dict with new value
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if interface == client_interface:
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self.properties.update(properties)
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def delete(self):
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self.properties[property] = value
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def delete(self, *args, **kwargs):
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self.property_changed_match.remove()
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super(MandosClientPropertyCache, self).__init__(
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*args, **kwargs)
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, 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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last_checked_ok = isoformat_to_datetime(self.properties
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["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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self.rejected,
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client_interface,
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byte_arrays=True))
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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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if flag and self._update_timer_callback_tag is None:
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (GLib.timeout_add
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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:
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self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
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command), level=0)
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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if os.WIFEXITED(condition):
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self.logger('Checker for client {} (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):
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self.logger('Checker for client {} (command "{}") was'
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' killed by signal {}'
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.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'
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% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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elif os.WCOREDUMP(condition):
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self.logger('Checker for client %s (command "%s")'
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' dumped core'
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% (self.properties["Name"], command))
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else:
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self.logger('Checker for client %s completed'
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' mysteriously')
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self.update()
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def checker_started(self, command):
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"""Server signals that a checker started."""
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self.logger('Client {} started checker "{}"'
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.format(self.properties["Name"],
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command), level=0)
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#self.logger('Client %s started checker "%s"'
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# % (self.properties["Name"], unicode(command)))
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pass
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def got_secret(self):
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self.logger('Client {} received its secret'
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.format(self.properties["Name"]))
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self.last_checker_failed = False
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self.logger('Client %s received its secret'
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% self.properties["Name"])
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def need_approval(self, timeout, default):
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if not default:
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message = 'Client {} needs approval within {} seconds'
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message = 'Client %s needs approval within %s seconds'
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else:
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message = 'Client {} will get its secret in {} seconds'
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self.logger(message.format(self.properties["Name"],
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timeout/1000))
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message = 'Client %s will get its secret in %s seconds'
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self.logger(message
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% (self.properties["Name"], timeout/1000))
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self.using_timer(True)
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def rejected(self, reason):
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self.logger('Client {} was rejected; reason: {}'
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.format(self.properties["Name"], reason))
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self.logger('Client %s was rejected; reason: %s'
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% (self.properties["Name"], reason))
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def selectable(self):
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"""Make this a "selectable" widget.
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This overrides the method from urwid.FlowWidget."""
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return True
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def rows(self, maxcolrow, focus=False):
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"""How many rows this widget will occupy might depend on
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whether we have focus or not.
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This overrides the method from urwid.FlowWidget"""
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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def current_widget(self, focus=False):
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if focus or self.opened:
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return self._focus_widget
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return self._widget
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def update(self):
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"Called when what is visible on the screen should be updated."
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# How to add standout mode to a style
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with_standout = {"normal": "standout",
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"bold": "bold-standout",
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"underline-blink":
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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}
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with_standout = { "normal": "standout",
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"bold": "bold-standout",
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"underline-blink":
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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}
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# Rebuild focus and non-focus widgets using current properties
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# Base part of a client. Name!
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base = '{name}: '.format(name=self.properties["Name"])
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base = ('%(name)s: '
298
% {"name": self.properties["Name"]})
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if not self.properties["Enabled"]:
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message = "DISABLED"
256
self.using_timer(False)
257
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elif self.properties["ApprovalPending"]:
258
timeout = datetime.timedelta(
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milliseconds=self.properties["ApprovalDelay"])
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timeout = datetime.timedelta(milliseconds
303
= self.properties
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["ApprovalDelay"])
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last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
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if last_approval_request is not None:
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timer = max(timeout - (datetime.datetime.utcnow()
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- last_approval_request),
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datetime.timedelta())
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timer = timeout - (datetime.datetime.utcnow()
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- last_approval_request)
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else:
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timer = datetime.timedelta()
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if self.properties["ApprovedByDefault"]:
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message = "Approval in {}. (d)eny?"
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message = "Approval in %s. (d)eny?"
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else:
271
message = "Denial in {}. (a)pprove?"
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message = message.format(str(timer).rsplit(".", 1)[0])
273
self.using_timer(True)
274
elif self.properties["LastCheckerStatus"] != 0:
275
# When checker has failed, show timer until client expires
315
message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
317
elif self.last_checker_failed:
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# When checker has failed, print a timer until client expires
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expires = self.properties["Expires"]
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if expires == "":
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timer = datetime.timedelta(0)
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else:
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expires = (datetime.datetime.strptime
281
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
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timer = max(expires - datetime.datetime.utcnow(),
283
datetime.timedelta())
323
expires = datetime.datetime.strptime(expires,
324
'%Y-%m-%dT%H:%M:%S.%f')
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timer = expires - datetime.datetime.utcnow()
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message = ('A checker has failed! Time until client'
285
' gets disabled: {}'
286
.format(str(timer).rsplit(".", 1)[0]))
287
self.using_timer(True)
327
' gets disabled: %s'
328
% unicode(timer).rsplit(".", 1)[0])
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else:
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message = "enabled"
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self.using_timer(False)
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self._text = "{}{}".format(base, message)
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self._text = "%s%s" % (base, message)
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if not urwid.supports_unicode():
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self._text = self._text.encode("ascii", "replace")
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textlist = [("normal", self._text)]
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# Run update hook, if any
306
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if self.update_hook is not None:
307
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self.update_hook()
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348
309
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def update_timer(self):
310
"""called by GLib. Will indefinitely loop until
311
GLib.source_remove() on tag is called
312
"""
350
"""called by gobject. Will indefinitely loop until
351
gobject.source_remove() on tag is called"""
313
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self.update()
314
353
return True # Keep calling this
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def delete(self, **kwargs):
354
355
def delete(self, *args, **kwargs):
317
356
if self._update_timer_callback_tag is not None:
318
GLib.source_remove(self._update_timer_callback_tag)
357
gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
320
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for match in self.match_objects:
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match.remove()
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self.match_objects = ()
323
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if self.delete_hook is not None:
324
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self.delete_hook(self)
325
return super(MandosClientWidget, self).delete(**kwargs)
326
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return super(MandosClientWidget, self).delete(*args, **kwargs)
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def render(self, maxcolrow, focus=False):
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"""Render differently if we have focus.
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This overrides the method from urwid.FlowWidget"""
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return self.current_widget(focus).render(maxcolrow,
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focus=focus)
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371
333
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def keypress(self, maxcolrow, key):
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"""Handle keys.
335
374
This overrides the method from urwid.FlowWidget"""
336
375
if key == "+":
337
self.proxy.Set(client_interface, "Enabled",
338
dbus.Boolean(True), ignore_reply=True,
339
dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.Enable(dbus_interface = client_interface,
377
ignore_reply=True)
340
378
elif key == "-":
341
self.proxy.Set(client_interface, "Enabled", False,
342
ignore_reply=True,
343
dbus_interface=dbus.PROPERTIES_IFACE)
379
self.proxy.Disable(dbus_interface = client_interface,
380
ignore_reply=True)
344
381
elif key == "a":
345
382
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
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dbus_interface=client_interface,
383
dbus_interface = client_interface,
347
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ignore_reply=True)
348
385
elif key == "d":
349
386
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
350
dbus_interface=client_interface,
387
dbus_interface = client_interface,
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388
ignore_reply=True)
352
389
elif key == "R" or key == "_" or key == "ctrl k":
353
390
self.server_proxy_object.RemoveClient(self.proxy
354
391
.object_path,
355
392
ignore_reply=True)
356
393
elif key == "s":
357
self.proxy.Set(client_interface, "CheckerRunning",
358
dbus.Boolean(True), ignore_reply=True,
359
dbus_interface=dbus.PROPERTIES_IFACE)
394
self.proxy.StartChecker(dbus_interface = client_interface,
395
ignore_reply=True)
360
396
elif key == "S":
361
self.proxy.Set(client_interface, "CheckerRunning",
362
dbus.Boolean(False), ignore_reply=True,
363
dbus_interface=dbus.PROPERTIES_IFACE)
397
self.proxy.StopChecker(dbus_interface = client_interface,
398
ignore_reply=True)
364
399
elif key == "C":
365
self.proxy.CheckedOK(dbus_interface=client_interface,
400
self.proxy.CheckedOK(dbus_interface = client_interface,
366
401
ignore_reply=True)
367
402
# xxx
368
403
# elif key == "p" or key == "=":
373
408
# self.open()
374
409
else:
375
410
return key
376
377
def properties_changed(self, interface, properties, invalidated):
378
"""Call self.update() if any properties changed.
411
412
def property_changed(self, property=None, value=None,
413
*args, **kwargs):
414
"""Call self.update() if old value is not new value.
379
415
This overrides the method from MandosClientPropertyCache"""
380
old_values = {key: self.properties.get(key)
381
for key in properties.keys()}
382
super(MandosClientWidget, self).properties_changed(
383
interface, properties, invalidated)
384
if any(old_values[key] != self.properties.get(key)
385
for key in old_values):
416
property_name = unicode(property)
417
old_value = self.properties.get(property_name)
418
super(MandosClientWidget, self).property_changed(
419
property=property, value=value, *args, **kwargs)
420
if self.properties.get(property_name) != old_value:
386
421
self.update()
387
422
388
423
391
426
"down" key presses, thus not allowing any containing widgets to
392
427
use them as an excuse to shift focus away from this widget.
393
428
"""
394
def keypress(self, *args, **kwargs):
395
ret = (super(ConstrainedListBox, self)
396
.keypress(*args, **kwargs))
429
def keypress(self, maxcolrow, key):
430
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
397
431
if ret in ("up", "down"):
398
432
return
399
433
return ret
403
437
"""This is the entire user interface - the whole screen
404
438
with boxes, lists of client widgets, etc.
405
439
"""
406
def __init__(self, max_log_length=1000, log_level=1):
440
def __init__(self, max_log_length=1000):
407
441
DBusGMainLoop(set_as_default=True)
408
442
409
443
self.screen = urwid.curses_display.Screen()
410
444
411
445
self.screen.register_palette((
412
446
("normal",
413
447
"default", "default", None),
414
448
("bold",
415
"bold", "default", "bold"),
449
"default", "default", "bold"),
416
450
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
451
"default", "default", "underline"),
418
452
("standout",
419
"standout", "default", "standout"),
453
"default", "default", "standout"),
420
454
("bold-underline-blink",
421
"bold,underline,blink", "default",
422
"bold,underline,blink"),
455
"default", "default", ("bold", "underline")),
423
456
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
457
"default", "default", ("bold", "standout")),
425
458
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
459
"default", "default", ("underline", "standout")),
428
460
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
461
"default", "default", ("bold", "underline",
462
"standout")),
431
463
))
432
464
433
465
if urwid.supports_unicode():
434
self.divider = "─" # \u2500
466
self.divider = "─" # \u2500
467
#self.divider = "━" # \u2501
435
468
else:
436
self.divider = "_" # \u005f
437
469
#self.divider = "-" # \u002d
470
self.divider = "_" # \u005f
471
438
472
self.screen.start()
439
473
440
474
self.size = self.screen.get_cols_rows()
441
475
442
476
self.clients = urwid.SimpleListWalker([])
443
477
self.clients_dict = {}
444
478
445
479
# We will add Text widgets to this list
446
480
self.log = []
447
481
self.max_log_length = max_log_length
448
449
self.log_level = log_level
450
482
451
483
# We keep a reference to the log widget so we can remove it
452
484
# from the ListWalker without it getting destroyed
453
485
self.logbox = ConstrainedListBox(self.log)
454
486
455
487
# This keeps track of whether self.uilist currently has
456
488
# self.logbox in it or not
457
489
self.log_visible = True
458
490
self.log_wrap = "any"
459
491
460
492
self.rebuild()
461
493
self.log_message_raw(("bold",
462
494
"Mandos Monitor version " + version))
463
495
self.log_message_raw(("bold",
464
496
"q: Quit ?: Help"))
465
497
466
498
self.busname = domain + '.Mandos'
467
self.main_loop = GLib.MainLoop()
468
499
self.main_loop = gobject.MainLoop()
500
self.bus = dbus.SystemBus()
501
mandos_dbus_objc = self.bus.get_object(
502
self.busname, "/", follow_name_owner_changes=True)
503
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
504
dbus_interface
505
= server_interface)
506
try:
507
mandos_clients = (self.mandos_serv
508
.GetAllClientsWithProperties())
509
except dbus.exceptions.DBusException:
510
mandos_clients = dbus.Dictionary()
511
512
(self.mandos_serv
513
.connect_to_signal("ClientRemoved",
514
self.find_and_remove_client,
515
dbus_interface=server_interface,
516
byte_arrays=True))
517
(self.mandos_serv
518
.connect_to_signal("ClientAdded",
519
self.add_new_client,
520
dbus_interface=server_interface,
521
byte_arrays=True))
522
(self.mandos_serv
523
.connect_to_signal("ClientNotFound",
524
self.client_not_found,
525
dbus_interface=server_interface,
526
byte_arrays=True))
527
for path, client in mandos_clients.iteritems():
528
client_proxy_object = self.bus.get_object(self.busname,
529
path)
530
self.add_client(MandosClientWidget(server_proxy_object
531
=self.mandos_serv,
532
proxy_object
533
=client_proxy_object,
534
properties=client,
535
update_hook
536
=self.refresh,
537
delete_hook
538
=self.remove_client,
539
logger
540
=self.log_message),
541
path=path)
542
469
543
def client_not_found(self, fingerprint, address):
470
self.log_message("Client with address {} and fingerprint {}"
471
" could not be found"
472
.format(address, fingerprint))
473
544
self.log_message(("Client with address %s and fingerprint %s"
545
" could not be found" % (address,
546
fingerprint)))
547
474
548
def rebuild(self):
475
549
"""This rebuilds the User Interface.
476
550
Call this when the widget layout needs to change"""
477
551
self.uilist = []
478
# self.uilist.append(urwid.ListBox(self.clients))
552
#self.uilist.append(urwid.ListBox(self.clients))
479
553
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
480
554
clients),
481
# header=urwid.Divider(),
555
#header=urwid.Divider(),
482
556
header=None,
483
footer=urwid.Divider(
484
div_char=self.divider)))
557
footer=
558
urwid.Divider(div_char=
559
self.divider)))
485
560
if self.log_visible:
486
561
self.uilist.append(self.logbox)
562
pass
487
563
self.topwidget = urwid.Pile(self.uilist)
488
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
564
565
def log_message(self, message):
493
566
timestamp = datetime.datetime.now().isoformat()
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
496
497
def log_message_raw(self, markup, level=1):
567
self.log_message_raw(timestamp + ": " + message)
568
569
def log_message_raw(self, markup):
498
570
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
501
571
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
if self.max_log_length:
503
if len(self.log) > self.max_log_length:
504
del self.log[0:len(self.log)-self.max_log_length-1]
572
if (self.max_log_length
573
and len(self.log) > self.max_log_length):
574
del self.log[0:len(self.log)-self.max_log_length-1]
505
575
self.logbox.set_focus(len(self.logbox.body.contents),
506
576
coming_from="above")
507
577
self.refresh()
508
578
509
579
def toggle_log_display(self):
510
580
"""Toggle visibility of the log buffer."""
511
581
self.log_visible = not self.log_visible
512
582
self.rebuild()
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
585
516
586
def change_log_display(self):
517
587
"""Change type of log display.
518
588
Currently, this toggles wrapping of text lines."""
522
592
self.log_wrap = "clip"
523
593
for textwidget in self.log:
524
594
textwidget.set_wrap_mode(self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
527
528
def find_and_remove_client(self, path, interfaces):
595
#self.log_message("Wrap mode: " + self.log_wrap)
596
597
def find_and_remove_client(self, path, name):
529
598
"""Find a client by its object path and remove it.
530
531
This is connected to the InterfacesRemoved signal from the
599
600
This is connected to the ClientRemoved signal from the
532
601
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
536
602
try:
537
603
client = self.clients_dict[path]
538
604
except KeyError:
539
605
# not found?
540
self.log_message("Unknown client {!r} removed"
541
.format(path))
606
self.log_message("Unknown client %r (%r) removed", name,
607
path)
542
608
return
543
609
client.delete()
544
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
547
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
550
"""
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
553
return
610
611
def add_new_client(self, path):
554
612
client_proxy_object = self.bus.get_object(self.busname, path)
555
self.add_client(MandosClientWidget(
556
server_proxy_object=self.mandos_serv,
557
proxy_object=client_proxy_object,
558
update_hook=self.refresh,
559
delete_hook=self.remove_client,
560
logger=self.log_message,
561
properties=dict(ifs_and_props[client_interface])),
613
self.add_client(MandosClientWidget(server_proxy_object
614
=self.mandos_serv,
615
proxy_object
616
=client_proxy_object,
617
update_hook
618
=self.refresh,
619
delete_hook
620
=self.remove_client,
621
logger
622
=self.log_message),
562
623
path=path)
563
624
564
625
def add_client(self, client, path=None):
565
626
self.clients.append(client)
566
627
if path is None:
567
628
path = client.proxy.object_path
568
629
self.clients_dict[path] = client
569
self.clients.sort(key=lambda c: c.properties["Name"])
630
self.clients.sort(None, lambda c: c.properties["Name"])
570
631
self.refresh()
571
632
572
633
def remove_client(self, client, path=None):
573
634
self.clients.remove(client)
574
635
if path is None:
575
636
path = client.proxy.object_path
576
637
del self.clients_dict[path]
638
if not self.clients_dict:
639
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
640
# is completely emptied, we need to recreate it.
641
self.clients = urwid.SimpleListWalker([])
642
self.rebuild()
577
643
self.refresh()
578
644
579
645
def refresh(self):
580
646
"""Redraw the screen"""
581
647
canvas = self.topwidget.render(self.size, focus=True)
582
648
self.screen.draw_screen(self.size, canvas)
583
649
584
650
def run(self):
585
651
"""Start the main loop and exit when it's done."""
586
self.bus = dbus.SystemBus()
587
mandos_dbus_objc = self.bus.get_object(
588
self.busname, "/", follow_name_owner_changes=True)
589
self.mandos_serv = dbus.Interface(
590
mandos_dbus_objc, dbus_interface=server_interface)
591
try:
592
mandos_clients = (self.mandos_serv
593
.GetAllClientsWithProperties())
594
if not mandos_clients:
595
self.log_message_raw(("bold",
596
"Note: Server has no clients."))
597
except dbus.exceptions.DBusException:
598
self.log_message_raw(("bold",
599
"Note: No Mandos server running."))
600
mandos_clients = dbus.Dictionary()
601
602
(self.mandos_serv
603
.connect_to_signal("InterfacesRemoved",
604
self.find_and_remove_client,
605
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
606
byte_arrays=True))
607
(self.mandos_serv
608
.connect_to_signal("InterfacesAdded",
609
self.add_new_client,
610
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
611
byte_arrays=True))
612
(self.mandos_serv
613
.connect_to_signal("ClientNotFound",
614
self.client_not_found,
615
dbus_interface=server_interface,
616
byte_arrays=True))
617
for path, client in mandos_clients.items():
618
client_proxy_object = self.bus.get_object(self.busname,
619
path)
620
self.add_client(MandosClientWidget(
621
server_proxy_object=self.mandos_serv,
622
proxy_object=client_proxy_object,
623
properties=client,
624
update_hook=self.refresh,
625
delete_hook=self.remove_client,
626
logger=self.log_message),
627
path=path)
628
629
652
self.refresh()
630
self._input_callback_tag = (GLib.io_add_watch
653
self._input_callback_tag = (gobject.io_add_watch
631
654
(sys.stdin.fileno(),
632
GLib.IO_IN,
655
gobject.IO_IN,
633
656
self.process_input))
634
657
self.main_loop.run()
635
658
# Main loop has finished, we should close everything now
636
GLib.source_remove(self._input_callback_tag)
659
gobject.source_remove(self._input_callback_tag)
637
660
self.screen.stop()
638
661
639
662
def stop(self):
640
663
self.main_loop.quit()
641
664
642
665
def process_input(self, source, condition):
643
666
keys = self.screen.get_input()
644
translations = {"ctrl n": "down", # Emacs
645
"ctrl p": "up", # Emacs
646
"ctrl v": "page down", # Emacs
647
"meta v": "page up", # Emacs
648
" ": "page down", # less
649
"f": "page down", # less
650
"b": "page up", # less
651
"j": "down", # vi
652
"k": "up", # vi
653
}
667
translations = { "ctrl n": "down", # Emacs
668
"ctrl p": "up", # Emacs
669
"ctrl v": "page down", # Emacs
670
"meta v": "page up", # Emacs
671
" ": "page down", # less
672
"f": "page down", # less
673
"b": "page up", # less
674
"j": "down", # vi
675
"k": "up", # vi
676
}
654
677
for key in keys:
655
678
try:
656
679
key = translations[key]
657
680
except KeyError: # :-)
658
681
pass
659
682
660
683
if key == "q" or key == "Q":
661
684
self.stop()
662
685
break
663
686
elif key == "window resize":
664
687
self.size = self.screen.get_cols_rows()
665
688
self.refresh()
666
elif key == "ctrl l":
667
self.screen.clear()
689
elif key == "\f": # Ctrl-L
668
690
self.refresh()
669
691
elif key == "l" or key == "D":
670
692
self.toggle_log_display()
682
704
"?: Help",
683
705
"l: Log window toggle",
684
706
"TAB: Switch window",
685
"w: Wrap (log lines)",
686
"v: Toggle verbose log",
687
))))
707
"w: Wrap (log)"))))
688
708
self.log_message_raw(("bold",
689
709
" "
690
710
.join(("Clients:",
703
723
else:
704
724
self.topwidget.set_focus(self.logbox)
705
725
self.refresh()
706
elif key == "v":
707
if self.log_level == 0:
708
self.log_level = 1
709
self.log_message("Verbose mode: Off")
710
else:
711
self.log_level = 0
712
self.log_message("Verbose mode: On")
713
# elif (key == "end" or key == "meta >" or key == "G"
714
# or key == ">"):
715
# pass # xxx end-of-buffer
716
# elif (key == "home" or key == "meta <" or key == "g"
717
# or key == "<"):
718
# pass # xxx beginning-of-buffer
719
# elif key == "ctrl e" or key == "$":
720
# pass # xxx move-end-of-line
721
# elif key == "ctrl a" or key == "^":
722
# pass # xxx move-beginning-of-line
723
# elif key == "ctrl b" or key == "meta (" or key == "h":
724
# pass # xxx left
725
# elif key == "ctrl f" or key == "meta )" or key == "l":
726
# pass # xxx right
727
# elif key == "a":
728
# pass # scroll up log
729
# elif key == "z":
730
# pass # scroll down log
726
#elif (key == "end" or key == "meta >" or key == "G"
727
# or key == ">"):
728
# pass # xxx end-of-buffer
729
#elif (key == "home" or key == "meta <" or key == "g"
730
# or key == "<"):
731
# pass # xxx beginning-of-buffer
732
#elif key == "ctrl e" or key == "$":
733
# pass # xxx move-end-of-line
734
#elif key == "ctrl a" or key == "^":
735
# pass # xxx move-beginning-of-line
736
#elif key == "ctrl b" or key == "meta (" or key == "h":
737
# pass # xxx left
738
#elif key == "ctrl f" or key == "meta )" or key == "l":
739
# pass # xxx right
740
#elif key == "a":
741
# pass # scroll up log
742
#elif key == "z":
743
# pass # scroll down log
731
744
elif self.topwidget.selectable():
732
745
self.topwidget.keypress(self.size, key)
733
746
self.refresh()
734
747
return True
735
748
736
737
749
ui = UserInterface()
738
750
try:
739
751
ui.run()
740
752
except KeyboardInterrupt:
741
753
ui.screen.stop()
742
except Exception as e:
743
ui.log_message(str(e))
754
except Exception, e:
755
ui.log_message(unicode(e))
744
756
ui.screen.stop()
745
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0