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- Committer: Teddy Hogeborn
- Date: 2012-05-05 09:17:34 UTC
- mto: This revision was merged to the branch mainline in revision 570.
- Revision ID: teddy@recompile.se-20120505091734-6ax38hc7091lotfm
* mandos-ctl (main): Use helper functions to shorten code.
- files removed:
- bugs.xml
- 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 © 2009-2018 Teddy Hogeborn
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# Copyright © 2009-2018 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 <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 = "1.7.18"
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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
243
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"])
255
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if not self.properties["Enabled"]:
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message = "DISABLED"
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self.using_timer(False)
258
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elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
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timeout = datetime.timedelta(milliseconds
292
= self.properties
293
["ApprovalDelay"])
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last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
263
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if last_approval_request is not None:
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
297
timer = timeout - (datetime.datetime.utcnow()
298
- last_approval_request)
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else:
268
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timer = datetime.timedelta()
269
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if self.properties["ApprovedByDefault"]:
270
message = "Approval in {}. (d)eny?"
302
message = "Approval in {0}. (d)eny?"
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else:
272
message = "Denial in {}. (a)pprove?"
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message = message.format(str(timer).rsplit(".", 1)[0])
274
self.using_timer(True)
304
message = "Denial in {0}. (a)pprove?"
305
message = message.format(unicode(timer).rsplit(".", 1)[0])
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elif self.properties["LastCheckerStatus"] != 0:
276
# When checker has failed, show timer until client expires
307
# When checker has failed, print a timer until client expires
277
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expires = self.properties["Expires"]
278
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if expires == "":
279
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timer = datetime.timedelta(0)
280
311
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
312
expires = datetime.datetime.strptime(expires,
313
'%Y-%m-%dT%H:%M:%S.%f')
314
timer = expires - datetime.datetime.utcnow()
285
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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)
316
' gets disabled: {0}'
317
.format(unicode(timer).rsplit(".", 1)[0]))
289
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else:
290
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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)
321
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322
if not urwid.supports_unicode():
295
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self._text = self._text.encode("ascii", "replace")
296
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textlist = [("normal", self._text)]
306
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# Run update hook, if any
307
335
if self.update_hook is not None:
308
336
self.update_hook()
309
337
310
338
def update_timer(self):
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
339
"""called by gobject. Will indefinitely loop until
340
gobject.source_remove() on tag is called"""
314
341
self.update()
315
342
return True # Keep calling this
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317
def delete(self, **kwargs):
343
344
def delete(self, *args, **kwargs):
318
345
if self._update_timer_callback_tag is not None:
319
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
320
347
self._update_timer_callback_tag = None
321
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for match in self.match_objects:
322
349
match.remove()
323
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self.match_objects = ()
324
351
if self.delete_hook is not None:
325
352
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
327
353
return super(MandosClientWidget, self).delete(*args, **kwargs)
354
328
355
def render(self, maxcolrow, focus=False):
329
356
"""Render differently if we have focus.
330
357
This overrides the method from urwid.FlowWidget"""
331
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return self.current_widget(focus).render(maxcolrow,
332
359
focus=focus)
333
360
334
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def keypress(self, maxcolrow, key):
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"""Handle keys.
336
363
This overrides the method from urwid.FlowWidget"""
337
364
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.Enable(dbus_interface = client_interface,
366
ignore_reply=True)
341
367
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
368
self.proxy.Disable(dbus_interface = client_interface,
369
ignore_reply=True)
345
370
elif key == "a":
346
371
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
372
dbus_interface = client_interface,
348
373
ignore_reply=True)
349
374
elif key == "d":
350
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self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface=client_interface,
376
dbus_interface = client_interface,
352
377
ignore_reply=True)
353
378
elif key == "R" or key == "_" or key == "ctrl k":
354
379
self.server_proxy_object.RemoveClient(self.proxy
355
380
.object_path,
356
381
ignore_reply=True)
357
382
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
383
self.proxy.StartChecker(dbus_interface = client_interface,
384
ignore_reply=True)
361
385
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
386
self.proxy.StopChecker(dbus_interface = client_interface,
387
ignore_reply=True)
365
388
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
389
self.proxy.CheckedOK(dbus_interface = client_interface,
367
390
ignore_reply=True)
368
391
# xxx
369
392
# elif key == "p" or key == "=":
374
397
# self.open()
375
398
else:
376
399
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
400
401
def property_changed(self, property=None, value=None,
402
*args, **kwargs):
403
"""Call self.update() if old value is not new value.
380
404
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):
405
property_name = unicode(property)
406
old_value = self.properties.get(property_name)
407
super(MandosClientWidget, self).property_changed(
408
property=property, value=value, *args, **kwargs)
409
if self.properties.get(property_name) != old_value:
387
410
self.update()
388
411
389
412
392
415
"down" key presses, thus not allowing any containing widgets to
393
416
use them as an excuse to shift focus away from this widget.
394
417
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
418
def keypress(self, maxcolrow, key):
419
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
420
if ret in ("up", "down"):
399
421
return
400
422
return ret
404
426
"""This is the entire user interface - the whole screen
405
427
with boxes, lists of client widgets, etc.
406
428
"""
407
def __init__(self, max_log_length=1000, log_level=1):
429
def __init__(self, max_log_length=1000):
408
430
DBusGMainLoop(set_as_default=True)
409
431
410
432
self.screen = urwid.curses_display.Screen()
411
433
412
434
self.screen.register_palette((
413
435
("normal",
414
436
"default", "default", None),
415
437
("bold",
416
"bold", "default", "bold"),
438
"default", "default", "bold"),
417
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("underline-blink",
418
"underline,blink", "default", "underline,blink"),
440
"default", "default", "underline"),
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("standout",
420
"standout", "default", "standout"),
442
"default", "default", "standout"),
421
443
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
444
"default", "default", ("bold", "underline")),
424
445
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
446
"default", "default", ("bold", "standout")),
426
447
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
448
"default", "default", ("underline", "standout")),
429
449
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
450
"default", "default", ("bold", "underline",
451
"standout")),
432
452
))
433
453
434
454
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
455
self.divider = "─" # \u2500
456
#self.divider = "━" # \u2501
436
457
else:
437
self.divider = "_" # \u005f
438
458
#self.divider = "-" # \u002d
459
self.divider = "_" # \u005f
460
439
461
self.screen.start()
440
462
441
463
self.size = self.screen.get_cols_rows()
442
464
443
465
self.clients = urwid.SimpleListWalker([])
444
466
self.clients_dict = {}
445
467
446
468
# We will add Text widgets to this list
447
469
self.log = []
448
470
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
471
452
472
# We keep a reference to the log widget so we can remove it
453
473
# from the ListWalker without it getting destroyed
454
474
self.logbox = ConstrainedListBox(self.log)
455
475
456
476
# This keeps track of whether self.uilist currently has
457
477
# self.logbox in it or not
458
478
self.log_visible = True
459
479
self.log_wrap = "any"
460
480
461
481
self.rebuild()
462
482
self.log_message_raw(("bold",
463
483
"Mandos Monitor version " + version))
464
484
self.log_message_raw(("bold",
465
485
"q: Quit ?: Help"))
466
486
467
487
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
488
self.main_loop = gobject.MainLoop()
489
470
490
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
491
self.log_message("Client with address {0} and fingerprint"
492
" {1} could not be found"
473
493
.format(address, fingerprint))
474
494
475
495
def rebuild(self):
476
496
"""This rebuilds the User Interface.
477
497
Call this when the widget layout needs to change"""
478
498
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
499
#self.uilist.append(urwid.ListBox(self.clients))
480
500
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
501
clients),
482
# header=urwid.Divider(),
502
#header=urwid.Divider(),
483
503
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
504
footer=
505
urwid.Divider(div_char=
506
self.divider)))
486
507
if self.log_visible:
487
508
self.uilist.append(self.logbox)
488
509
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
510
511
def log_message(self, message):
494
512
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):
513
self.log_message_raw(timestamp + ": " + message)
514
515
def log_message_raw(self, markup):
499
516
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
517
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]
518
if (self.max_log_length
519
and len(self.log) > self.max_log_length):
520
del self.log[0:len(self.log)-self.max_log_length-1]
506
521
self.logbox.set_focus(len(self.logbox.body.contents),
507
522
coming_from="above")
508
523
self.refresh()
509
524
510
525
def toggle_log_display(self):
511
526
"""Toggle visibility of the log buffer."""
512
527
self.log_visible = not self.log_visible
513
528
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
529
#self.log_message("Log visibility changed to: "
530
# + unicode(self.log_visible))
531
517
532
def change_log_display(self):
518
533
"""Change type of log display.
519
534
Currently, this toggles wrapping of text lines."""
523
538
self.log_wrap = "clip"
524
539
for textwidget in self.log:
525
540
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):
541
#self.log_message("Wrap mode: " + self.log_wrap)
542
543
def find_and_remove_client(self, path, name):
530
544
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
545
546
This is connected to the ClientRemoved signal from the
533
547
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
548
try:
538
549
client = self.clients_dict[path]
539
550
except KeyError:
540
551
# not found?
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
552
self.log_message("Unknown client {0!r} ({1!r}) removed"
553
.format(name, path))
543
554
return
544
555
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
556
557
def add_new_client(self, path):
555
558
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])),
559
self.add_client(MandosClientWidget(server_proxy_object
560
=self.mandos_serv,
561
proxy_object
562
=client_proxy_object,
563
update_hook
564
=self.refresh,
565
delete_hook
566
=self.remove_client,
567
logger
568
=self.log_message),
563
569
path=path)
564
570
565
571
def add_client(self, client, path=None):
566
572
self.clients.append(client)
567
573
if path is None:
568
574
path = client.proxy.object_path
569
575
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
576
self.clients.sort(None, lambda c: c.properties["Name"])
571
577
self.refresh()
572
578
573
579
def remove_client(self, client, path=None):
574
580
self.clients.remove(client)
575
581
if path is None:
576
582
path = client.proxy.object_path
577
583
del self.clients_dict[path]
584
if not self.clients_dict:
585
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
586
# is completely emptied, we need to recreate it.
587
self.clients = urwid.SimpleListWalker([])
588
self.rebuild()
578
589
self.refresh()
579
590
580
591
def refresh(self):
581
592
"""Redraw the screen"""
582
593
canvas = self.topwidget.render(self.size, focus=True)
583
594
self.screen.draw_screen(self.size, canvas)
584
595
585
596
def run(self):
586
597
"""Start the main loop and exit when it's done."""
587
598
self.bus = dbus.SystemBus()
588
599
mandos_dbus_objc = self.bus.get_object(
589
600
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
601
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
602
dbus_interface
603
= server_interface)
592
604
try:
593
605
mandos_clients = (self.mandos_serv
594
606
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
607
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
608
mandos_clients = dbus.Dictionary()
602
609
603
610
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
611
.connect_to_signal("ClientRemoved",
605
612
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
613
dbus_interface=server_interface,
607
614
byte_arrays=True))
608
615
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
616
.connect_to_signal("ClientAdded",
610
617
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
618
dbus_interface=server_interface,
612
619
byte_arrays=True))
613
620
(self.mandos_serv
614
621
.connect_to_signal("ClientNotFound",
615
622
self.client_not_found,
616
623
dbus_interface=server_interface,
617
624
byte_arrays=True))
618
for path, client in mandos_clients.items():
625
for path, client in mandos_clients.iteritems():
619
626
client_proxy_object = self.bus.get_object(self.busname,
620
627
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
self.add_client(MandosClientWidget(server_proxy_object
629
=self.mandos_serv,
630
proxy_object
631
=client_proxy_object,
632
properties=client,
633
update_hook
634
=self.refresh,
635
delete_hook
636
=self.remove_client,
637
logger
638
=self.log_message),
628
639
path=path)
629
640
630
641
self.refresh()
631
self._input_callback_tag = (GLib.io_add_watch
642
self._input_callback_tag = (gobject.io_add_watch
632
643
(sys.stdin.fileno(),
633
GLib.IO_IN,
644
gobject.IO_IN,
634
645
self.process_input))
635
646
self.main_loop.run()
636
647
# Main loop has finished, we should close everything now
637
GLib.source_remove(self._input_callback_tag)
648
gobject.source_remove(self._input_callback_tag)
638
649
self.screen.stop()
639
650
640
651
def stop(self):
641
652
self.main_loop.quit()
642
653
643
654
def process_input(self, source, condition):
644
655
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
}
656
translations = { "ctrl n": "down", # Emacs
657
"ctrl p": "up", # Emacs
658
"ctrl v": "page down", # Emacs
659
"meta v": "page up", # Emacs
660
" ": "page down", # less
661
"f": "page down", # less
662
"b": "page up", # less
663
"j": "down", # vi
664
"k": "up", # vi
665
}
655
666
for key in keys:
656
667
try:
657
668
key = translations[key]
658
669
except KeyError: # :-)
659
670
pass
660
671
661
672
if key == "q" or key == "Q":
662
673
self.stop()
663
674
break
664
675
elif key == "window resize":
665
676
self.size = self.screen.get_cols_rows()
666
677
self.refresh()
667
elif key == "ctrl l":
668
self.screen.clear()
678
elif key == "\f": # Ctrl-L
669
679
self.refresh()
670
680
elif key == "l" or key == "D":
671
681
self.toggle_log_display()
683
693
"?: Help",
684
694
"l: Log window toggle",
685
695
"TAB: Switch window",
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
696
"w: Wrap (log)"))))
689
697
self.log_message_raw(("bold",
690
698
" "
691
699
.join(("Clients:",
704
712
else:
705
713
self.topwidget.set_focus(self.logbox)
706
714
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 == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
715
#elif (key == "end" or key == "meta >" or key == "G"
716
# or key == ">"):
717
# pass # xxx end-of-buffer
718
#elif (key == "home" or key == "meta <" or key == "g"
719
# or key == "<"):
720
# pass # xxx beginning-of-buffer
721
#elif key == "ctrl e" or key == "$":
722
# pass # xxx move-end-of-line
723
#elif key == "ctrl a" or key == "^":
724
# pass # xxx move-beginning-of-line
725
#elif key == "ctrl b" or key == "meta (" or key == "h":
726
# pass # xxx left
727
#elif key == "ctrl f" or key == "meta )" or key == "l":
728
# pass # xxx right
729
#elif key == "a":
730
# pass # scroll up log
731
#elif key == "z":
732
# pass # scroll down log
732
733
elif self.topwidget.selectable():
733
734
self.topwidget.keypress(self.size, key)
734
735
self.refresh()
735
736
return True
736
737
737
738
738
ui = UserInterface()
739
739
try:
740
740
ui.run()
741
741
except KeyboardInterrupt:
742
742
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
743
except Exception, e:
744
ui.log_message(unicode(e))
745
745
ui.screen.stop()
746
746
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0