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- Committer: Teddy Hogeborn
- Date: 2012-05-07 19:13:15 UTC
- Revision ID: teddy@recompile.se-20120507191315-tbe55n4u1uq3l7ft
* mandos: Use all new builtins.
* mandos-ctl: - '' -
* mandos-monitor: - '' -
* mandos-ctl: - '' -
* mandos-monitor: - '' -
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/tests
- debian/upstream
- 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 © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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#
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# Copyright © 2009-2012 Teddy Hogeborn
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# Copyright © 2009-2012 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# 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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# along with this program. If not, see
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# <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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from future_builtins import *
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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 = "1.8.4"
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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 = "1.5.3"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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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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# 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 self.properties ["LastCheckerStatus"] != 0:
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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 {0}'
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# .format(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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if property == "LastCheckerStatus":
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using_timer(value != 0)
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#self.logger('Checker for client {0} (command "{1}") was '
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# ' successful'.format(self.properties["Name"],
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# command))
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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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self.update()
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return
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# Checker failed
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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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self.logger('Checker for client {0} (command "{1}")'
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' failed with exit code {2}'
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.format(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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self.logger('Checker for client {0} (command "{1}") was'
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' killed by signal {2}'
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.format(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 {0} (command "{1}")'
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' dumped core'
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.format(self.properties["Name"], command))
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else:
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self.logger('Checker for client {0} completed'
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' mysteriously'
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.format(self.properties["Name"]))
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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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"""Server signals that a checker started. This could be useful
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to log in the future. """
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#self.logger('Client {0} started checker "{1}"'
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# .format(self.properties["Name"],
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# 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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self.logger('Client {0} received its secret'
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.format(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 {0} needs approval within {1} seconds'
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else:
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message = 'Client {} will get its secret in {} seconds'
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message = 'Client {0} will get its secret in {1} seconds'
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self.logger(message.format(self.properties["Name"],
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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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self.logger('Client {0} was rejected; reason: {1}'
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.format(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 = '{name}: '.format(name=self.properties["Name"])
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if not self.properties["Enabled"]:
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message = "DISABLED"
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self.using_timer(False)
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elif self.properties["ApprovalPending"]:
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timeout = datetime.timedelta(
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milliseconds=self.properties["ApprovalDelay"])
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timeout = datetime.timedelta(milliseconds
295
= 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:
264
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"]:
270
message = "Approval in {}. (d)eny?"
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message = "Approval in {0}. (d)eny?"
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else:
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message = "Denial in {}. (a)pprove?"
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message = message.format(str(timer).rsplit(".", 1)[0])
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self.using_timer(True)
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message = "Denial in {0}. (a)pprove?"
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message = message.format(unicode(timer).rsplit(".", 1)[0])
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elif self.properties["LastCheckerStatus"] != 0:
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# When checker has failed, show timer until client expires
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expires = self.properties["Expires"]
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else:
281
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expires = (datetime.datetime.strptime
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(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
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datetime.timedelta())
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timer = expires - datetime.datetime.utcnow()
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message = ('A checker has failed! Time until client'
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
319
' gets disabled: {0}'
320
.format(unicode(timer).rsplit(".", 1)[0]))
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else:
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message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
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self._text = "{0}{1}".format(base, message)
324
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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
307
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if self.update_hook is not None:
308
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self.update_hook()
309
340
310
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def update_timer(self):
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
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"""called by gobject. Will indefinitely loop until
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gobject.source_remove() on tag is called"""
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self.update()
315
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return True # Keep calling this
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def delete(self, **kwargs):
346
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def delete(self, *args, **kwargs):
318
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if self._update_timer_callback_tag is not None:
319
GLib.source_remove(self._update_timer_callback_tag)
349
gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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for match in self.match_objects:
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match.remove()
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self.match_objects = ()
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if self.delete_hook is not None:
325
355
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
327
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return super(MandosClientWidget, self).delete(*args, **kwargs)
357
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def render(self, maxcolrow, focus=False):
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"""Render differently if we have focus.
330
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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)
333
363
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def keypress(self, maxcolrow, key):
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"""Handle keys.
336
366
This overrides the method from urwid.FlowWidget"""
337
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if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
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dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.Enable(dbus_interface = client_interface,
369
ignore_reply=True)
341
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elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
371
self.proxy.Disable(dbus_interface = client_interface,
372
ignore_reply=True)
345
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elif key == "a":
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self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
375
dbus_interface = client_interface,
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ignore_reply=True)
349
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elif key == "d":
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self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface=client_interface,
379
dbus_interface = client_interface,
352
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ignore_reply=True)
353
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elif key == "R" or key == "_" or key == "ctrl k":
354
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self.server_proxy_object.RemoveClient(self.proxy
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383
.object_path,
356
384
ignore_reply=True)
357
385
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
386
self.proxy.StartChecker(dbus_interface = client_interface,
387
ignore_reply=True)
361
388
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
389
self.proxy.StopChecker(dbus_interface = client_interface,
390
ignore_reply=True)
365
391
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
392
self.proxy.CheckedOK(dbus_interface = client_interface,
367
393
ignore_reply=True)
368
394
# xxx
369
395
# elif key == "p" or key == "=":
374
400
# self.open()
375
401
else:
376
402
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
403
404
def property_changed(self, property=None, value=None,
405
*args, **kwargs):
406
"""Call self.update() if old value is not new value.
380
407
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):
408
property_name = unicode(property)
409
old_value = self.properties.get(property_name)
410
super(MandosClientWidget, self).property_changed(
411
property=property, value=value, *args, **kwargs)
412
if self.properties.get(property_name) != old_value:
387
413
self.update()
388
414
389
415
392
418
"down" key presses, thus not allowing any containing widgets to
393
419
use them as an excuse to shift focus away from this widget.
394
420
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
421
def keypress(self, maxcolrow, key):
422
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
423
if ret in ("up", "down"):
399
424
return
400
425
return ret
404
429
"""This is the entire user interface - the whole screen
405
430
with boxes, lists of client widgets, etc.
406
431
"""
407
def __init__(self, max_log_length=1000, log_level=1):
432
def __init__(self, max_log_length=1000):
408
433
DBusGMainLoop(set_as_default=True)
409
434
410
435
self.screen = urwid.curses_display.Screen()
411
436
412
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self.screen.register_palette((
413
438
("normal",
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"default", "default", None),
415
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("bold",
416
"bold", "default", "bold"),
441
"default", "default", "bold"),
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("underline-blink",
418
"underline,blink", "default", "underline,blink"),
443
"default", "default", "underline"),
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("standout",
420
"standout", "default", "standout"),
445
"default", "default", "standout"),
421
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("bold-underline-blink",
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"bold,underline,blink", "default",
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"bold,underline,blink"),
447
"default", "default", ("bold", "underline")),
424
448
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
449
"default", "default", ("bold", "standout")),
426
450
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
451
"default", "default", ("underline", "standout")),
429
452
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
453
"default", "default", ("bold", "underline",
454
"standout")),
432
455
))
433
456
434
457
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
458
self.divider = "─" # \u2500
459
#self.divider = "━" # \u2501
436
460
else:
437
self.divider = "_" # \u005f
438
461
#self.divider = "-" # \u002d
462
self.divider = "_" # \u005f
463
439
464
self.screen.start()
440
465
441
466
self.size = self.screen.get_cols_rows()
442
467
443
468
self.clients = urwid.SimpleListWalker([])
444
469
self.clients_dict = {}
445
470
446
471
# We will add Text widgets to this list
447
self.log = urwid.SimpleListWalker([])
472
self.log = []
448
473
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
474
452
475
# We keep a reference to the log widget so we can remove it
453
476
# from the ListWalker without it getting destroyed
454
477
self.logbox = ConstrainedListBox(self.log)
455
478
456
479
# This keeps track of whether self.uilist currently has
457
480
# self.logbox in it or not
458
481
self.log_visible = True
459
482
self.log_wrap = "any"
460
483
461
484
self.rebuild()
462
485
self.log_message_raw(("bold",
463
486
"Mandos Monitor version " + version))
464
487
self.log_message_raw(("bold",
465
488
"q: Quit ?: Help"))
466
489
467
490
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
491
self.main_loop = gobject.MainLoop()
492
470
493
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
494
self.log_message("Client with address {0} and fingerprint"
495
" {1} could not be found"
473
496
.format(address, fingerprint))
474
497
475
498
def rebuild(self):
476
499
"""This rebuilds the User Interface.
477
500
Call this when the widget layout needs to change"""
478
501
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
502
#self.uilist.append(urwid.ListBox(self.clients))
480
503
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
504
clients),
482
# header=urwid.Divider(),
505
#header=urwid.Divider(),
483
506
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
507
footer=
508
urwid.Divider(div_char=
509
self.divider)))
486
510
if self.log_visible:
487
511
self.uilist.append(self.logbox)
488
512
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
513
514
def log_message(self, message):
494
515
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):
516
self.log_message_raw(timestamp + ": " + message)
517
518
def log_message_raw(self, markup):
499
519
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
520
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
506
self.logbox.set_focus(len(self.logbox.body.contents)-1,
521
if (self.max_log_length
522
and len(self.log) > self.max_log_length):
523
del self.log[0:len(self.log)-self.max_log_length-1]
524
self.logbox.set_focus(len(self.logbox.body.contents),
507
525
coming_from="above")
508
526
self.refresh()
509
527
510
528
def toggle_log_display(self):
511
529
"""Toggle visibility of the log buffer."""
512
530
self.log_visible = not self.log_visible
513
531
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
532
#self.log_message("Log visibility changed to: "
533
# + unicode(self.log_visible))
534
517
535
def change_log_display(self):
518
536
"""Change type of log display.
519
537
Currently, this toggles wrapping of text lines."""
523
541
self.log_wrap = "clip"
524
542
for textwidget in self.log:
525
543
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):
544
#self.log_message("Wrap mode: " + self.log_wrap)
545
546
def find_and_remove_client(self, path, name):
530
547
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
548
549
This is connected to the ClientRemoved signal from the
533
550
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
551
try:
538
552
client = self.clients_dict[path]
539
553
except KeyError:
540
554
# not found?
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
555
self.log_message("Unknown client {0!r} ({1!r}) removed"
556
.format(name, path))
543
557
return
544
558
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
559
560
def add_new_client(self, path):
555
561
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])),
562
self.add_client(MandosClientWidget(server_proxy_object
563
=self.mandos_serv,
564
proxy_object
565
=client_proxy_object,
566
update_hook
567
=self.refresh,
568
delete_hook
569
=self.remove_client,
570
logger
571
=self.log_message),
563
572
path=path)
564
573
565
574
def add_client(self, client, path=None):
566
575
self.clients.append(client)
567
576
if path is None:
568
577
path = client.proxy.object_path
569
578
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
579
self.clients.sort(None, lambda c: c.properties["Name"])
571
580
self.refresh()
572
581
573
582
def remove_client(self, client, path=None):
574
583
self.clients.remove(client)
575
584
if path is None:
576
585
path = client.proxy.object_path
577
586
del self.clients_dict[path]
587
if not self.clients_dict:
588
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
589
# is completely emptied, we need to recreate it.
590
self.clients = urwid.SimpleListWalker([])
591
self.rebuild()
578
592
self.refresh()
579
593
580
594
def refresh(self):
581
595
"""Redraw the screen"""
582
596
canvas = self.topwidget.render(self.size, focus=True)
583
597
self.screen.draw_screen(self.size, canvas)
584
598
585
599
def run(self):
586
600
"""Start the main loop and exit when it's done."""
587
601
self.bus = dbus.SystemBus()
588
602
mandos_dbus_objc = self.bus.get_object(
589
603
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
604
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
605
dbus_interface
606
= server_interface)
592
607
try:
593
608
mandos_clients = (self.mandos_serv
594
609
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
610
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
611
mandos_clients = dbus.Dictionary()
602
612
603
613
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
614
.connect_to_signal("ClientRemoved",
605
615
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
616
dbus_interface=server_interface,
607
617
byte_arrays=True))
608
618
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
619
.connect_to_signal("ClientAdded",
610
620
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
621
dbus_interface=server_interface,
612
622
byte_arrays=True))
613
623
(self.mandos_serv
614
624
.connect_to_signal("ClientNotFound",
615
625
self.client_not_found,
616
626
dbus_interface=server_interface,
617
627
byte_arrays=True))
618
for path, client in mandos_clients.items():
628
for path, client in mandos_clients.iteritems():
619
629
client_proxy_object = self.bus.get_object(self.busname,
620
630
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),
631
self.add_client(MandosClientWidget(server_proxy_object
632
=self.mandos_serv,
633
proxy_object
634
=client_proxy_object,
635
properties=client,
636
update_hook
637
=self.refresh,
638
delete_hook
639
=self.remove_client,
640
logger
641
=self.log_message),
628
642
path=path)
629
643
630
644
self.refresh()
631
self._input_callback_tag = (GLib.io_add_watch
645
self._input_callback_tag = (gobject.io_add_watch
632
646
(sys.stdin.fileno(),
633
GLib.IO_IN,
647
gobject.IO_IN,
634
648
self.process_input))
635
649
self.main_loop.run()
636
650
# Main loop has finished, we should close everything now
637
GLib.source_remove(self._input_callback_tag)
651
gobject.source_remove(self._input_callback_tag)
638
652
self.screen.stop()
639
653
640
654
def stop(self):
641
655
self.main_loop.quit()
642
656
643
657
def process_input(self, source, condition):
644
658
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
}
659
translations = { "ctrl n": "down", # Emacs
660
"ctrl p": "up", # Emacs
661
"ctrl v": "page down", # Emacs
662
"meta v": "page up", # Emacs
663
" ": "page down", # less
664
"f": "page down", # less
665
"b": "page up", # less
666
"j": "down", # vi
667
"k": "up", # vi
668
}
655
669
for key in keys:
656
670
try:
657
671
key = translations[key]
658
672
except KeyError: # :-)
659
673
pass
660
674
661
675
if key == "q" or key == "Q":
662
676
self.stop()
663
677
break
664
678
elif key == "window resize":
665
679
self.size = self.screen.get_cols_rows()
666
680
self.refresh()
667
elif key == "ctrl l":
668
self.screen.clear()
681
elif key == "\f": # Ctrl-L
669
682
self.refresh()
670
683
elif key == "l" or key == "D":
671
684
self.toggle_log_display()
683
696
"?: Help",
684
697
"l: Log window toggle",
685
698
"TAB: Switch window",
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
699
"w: Wrap (log)"))))
689
700
self.log_message_raw(("bold",
690
701
" "
691
702
.join(("Clients:",
704
715
else:
705
716
self.topwidget.set_focus(self.logbox)
706
717
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 == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
718
#elif (key == "end" or key == "meta >" or key == "G"
719
# or key == ">"):
720
# pass # xxx end-of-buffer
721
#elif (key == "home" or key == "meta <" or key == "g"
722
# or key == "<"):
723
# pass # xxx beginning-of-buffer
724
#elif key == "ctrl e" or key == "$":
725
# pass # xxx move-end-of-line
726
#elif key == "ctrl a" or key == "^":
727
# pass # xxx move-beginning-of-line
728
#elif key == "ctrl b" or key == "meta (" or key == "h":
729
# pass # xxx left
730
#elif key == "ctrl f" or key == "meta )" or key == "l":
731
# pass # xxx right
732
#elif key == "a":
733
# pass # scroll up log
734
#elif key == "z":
735
# pass # scroll down log
732
736
elif self.topwidget.selectable():
733
737
self.topwidget.keypress(self.size, key)
734
738
self.refresh()
735
739
return True
736
740
737
738
741
ui = UserInterface()
739
742
try:
740
743
ui.run()
741
744
except KeyboardInterrupt:
742
745
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
746
except Exception, e:
747
ui.log_message(unicode(e))
745
748
ui.screen.stop()
746
749
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0