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- Committer: Teddy Hogeborn
- Date: 2012-01-08 11:33:39 UTC
- mfrom: (295 release)
- mto: (237.7.109 trunk) (299.1.1 release) (300.1.1 release) (301.1.1 release)
- mto: This revision was merged to the branch mainline in revision 296.
- Revision ID: teddy@recompile.se-20120108113339-62jrim6n2p36929s
Merge from release branch.
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python3 -bbI
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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 <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 warnings
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import signal
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import datetime
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import locale
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import logging
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import urwid.curses_display
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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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if sys.version_info.major == 2:
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__metaclass__ = type
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str = unicode
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log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
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format="%(message)s") # Show basic log messages
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logging.captureWarnings(True) # Show warnings via the logging system
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locale.setlocale(locale.LC_ALL, "")
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logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
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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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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 = "1.8.14"
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try:
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dbus.OBJECT_MANAGER_IFACE
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except AttributeError:
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dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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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 = "1.5.2"
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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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class MandosClientPropertyCache:
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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, **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.delete_hook = delete_hook
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# Mandos Server proxy object
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self.server_proxy_object = server_proxy_object
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# Logger
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self.logger = logger
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(**kwargs)
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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self.update()
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self.opened = False
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last_checked_ok = isoformat_to_datetime(self.properties
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["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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self.rejected,
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client_interface,
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byte_arrays=True))
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log.debug("Created client %s", self.properties["Name"])
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#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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if flag and self._update_timer_callback_tag is None:
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (
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GLib.timeout_add(1000,
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glib_safely(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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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 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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log.debug('Checker for client %s (command "%s")'
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" succeeded", self.properties["Name"], command)
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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if os.WIFEXITED(condition):
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log.info('Checker for client %s (command "%s") failed'
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" with exit code %d", self.properties["Name"],
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command, os.WEXITSTATUS(condition))
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self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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elif os.WIFSIGNALED(condition):
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log.info('Checker for client %s (command "%s") was'
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" killed by signal %d", self.properties["Name"],
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command, os.WTERMSIG(condition))
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self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
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% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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elif os.WCOREDUMP(condition):
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self.logger('Checker for client %s (command "%s")'
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' dumped core'
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% (self.properties["Name"], command))
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else:
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self.logger('Checker for client %s completed'
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' mysteriously')
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self.update()
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def checker_started(self, command):
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"""Server signals that a checker started."""
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log.debug('Client %s started checker "%s"',
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self.properties["Name"], command)
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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 %s started checker "%s"'
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# % (self.properties["Name"], unicode(command)))
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pass
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def got_secret(self):
207
log.info("Client %s received its secret",
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self.properties["Name"])
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self.last_checker_failed = False
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self.logger('Client %s received its secret'
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% self.properties["Name"])
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def need_approval(self, timeout, default):
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if not default:
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message = "Client %s needs approval within %f seconds"
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message = 'Client %s needs approval within %s seconds'
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else:
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message = "Client %s will get its secret in %f seconds"
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log.info(message, self.properties["Name"], timeout/1000)
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message = 'Client %s will get its secret in %s seconds'
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self.logger(message
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% (self.properties["Name"], timeout/1000))
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self.using_timer(True)
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def rejected(self, reason):
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log.info("Client %s was rejected; reason: %s",
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self.properties["Name"], reason)
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self.logger('Client %s was rejected; reason: %s'
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% (self.properties["Name"], reason))
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def selectable(self):
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"""Make this a "selectable" widget.
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This overrides the method from urwid.FlowWidget."""
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return True
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def rows(self, maxcolrow, focus=False):
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"""How many rows this widget will occupy might depend on
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whether we have focus or not.
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This overrides the method from urwid.FlowWidget"""
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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def current_widget(self, focus=False):
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if focus or self.opened:
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return self._focus_widget
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return self._widget
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def update(self):
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"Called when what is visible on the screen should be updated."
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# How to add standout mode to a style
240
with_standout = {"normal": "standout",
241
"bold": "bold-standout",
242
"underline-blink":
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
246
}
288
with_standout = { "normal": "standout",
289
"bold": "bold-standout",
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"underline-blink":
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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}
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# Rebuild focus and non-focus widgets using current properties
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# Base part of a client. Name!
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base = "{name}: ".format(name=self.properties["Name"])
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base = ('%(name)s: '
300
% {"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
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= self.properties
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["ApprovalDelay"])
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last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
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if last_approval_request is not None:
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timer = max(timeout - (datetime.datetime.utcnow()
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- last_approval_request),
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datetime.timedelta())
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timer = timeout - (datetime.datetime.utcnow()
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- last_approval_request)
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else:
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timer = datetime.timedelta()
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if self.properties["ApprovedByDefault"]:
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message = "Approval in {}. (d)eny?"
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message = "Approval in %s. (d)eny?"
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else:
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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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elif self.properties["LastCheckerStatus"] != 0:
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# When checker has failed, show timer until client expires
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message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
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elif self.last_checker_failed:
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# When checker has failed, print a timer until client expires
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expires = self.properties["Expires"]
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if expires == "":
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timer = datetime.timedelta(0)
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else:
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expires = (datetime.datetime.strptime
279
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
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timer = max(expires - datetime.datetime.utcnow(),
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datetime.timedelta())
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message = ("A checker has failed! Time until client"
283
" gets disabled: {}"
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.format(str(timer).rsplit(".", 1)[0]))
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self.using_timer(True)
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expires = datetime.datetime.strptime(expires,
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'%Y-%m-%dT%H:%M:%S.%f')
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timer = expires - datetime.datetime.utcnow()
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message = ('A checker has failed! Time until client'
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' gets disabled: %s'
330
% unicode(timer).rsplit(".", 1)[0])
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else:
287
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message = "enabled"
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self.using_timer(False)
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self._text = "{}{}".format(base, message)
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self._text = "%s%s" % (base, message)
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if not urwid.supports_unicode():
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self._text = self._text.encode("ascii", "replace")
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textlist = [("normal", self._text)]
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# Run update hook, if any
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if self.update_hook is not None:
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self.update_hook()
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350
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def update_timer(self):
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"""called by GLib. Will indefinitely loop until
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GLib.source_remove() on tag is called
310
"""
352
"""called by gobject. Will indefinitely loop until
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gobject.source_remove() on tag is called"""
311
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self.update()
312
355
return True # Keep calling this
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def delete(self, **kwargs):
356
357
def delete(self, *args, **kwargs):
315
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if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
359
gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
318
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for match in self.match_objects:
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match.remove()
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self.match_objects = ()
321
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if self.delete_hook is not None:
322
365
self.delete_hook(self)
323
return super(MandosClientWidget, self).delete(**kwargs)
324
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return super(MandosClientWidget, self).delete(*args, **kwargs)
367
325
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def render(self, maxcolrow, focus=False):
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"""Render differently if we have focus.
327
370
This overrides the method from urwid.FlowWidget"""
328
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return self.current_widget(focus).render(maxcolrow,
329
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focus=focus)
330
373
331
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def keypress(self, maxcolrow, key):
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375
"""Handle keys.
333
376
This overrides the method from urwid.FlowWidget"""
334
377
if key == "+":
335
self.proxy.Set(client_interface, "Enabled",
336
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,
379
ignore_reply=True)
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380
elif key == "-":
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
381
self.proxy.Disable(dbus_interface = client_interface,
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ignore_reply=True)
342
383
elif key == "a":
343
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self.proxy.Approve(dbus.Boolean(True, variant_level=1),
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dbus_interface=client_interface,
385
dbus_interface = client_interface,
345
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ignore_reply=True)
346
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elif key == "d":
347
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self.proxy.Approve(dbus.Boolean(False, variant_level=1),
348
dbus_interface=client_interface,
389
dbus_interface = client_interface,
349
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ignore_reply=True)
350
391
elif key == "R" or key == "_" or key == "ctrl k":
351
392
self.server_proxy_object.RemoveClient(self.proxy
352
393
.object_path,
353
394
ignore_reply=True)
354
395
elif key == "s":
355
self.proxy.Set(client_interface, "CheckerRunning",
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dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
396
self.proxy.StartChecker(dbus_interface = client_interface,
397
ignore_reply=True)
358
398
elif key == "S":
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
399
self.proxy.StopChecker(dbus_interface = client_interface,
400
ignore_reply=True)
362
401
elif key == "C":
363
self.proxy.CheckedOK(dbus_interface=client_interface,
402
self.proxy.CheckedOK(dbus_interface = client_interface,
364
403
ignore_reply=True)
365
404
# xxx
366
405
# elif key == "p" or key == "=":
371
410
# self.open()
372
411
else:
373
412
return key
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
413
414
def property_changed(self, property=None, value=None,
415
*args, **kwargs):
416
"""Call self.update() if old value is not new value.
377
417
This overrides the method from MandosClientPropertyCache"""
378
old_values = {key: self.properties.get(key)
379
for key in properties.keys()}
380
super(MandosClientWidget, self).properties_changed(
381
interface, properties, invalidated)
382
if any(old_values[key] != self.properties.get(key)
383
for key in old_values):
418
property_name = unicode(property)
419
old_value = self.properties.get(property_name)
420
super(MandosClientWidget, self).property_changed(
421
property=property, value=value, *args, **kwargs)
422
if self.properties.get(property_name) != old_value:
384
423
self.update()
385
424
386
425
387
def glib_safely(func, retval=True):
388
def safe_func(*args, **kwargs):
389
try:
390
return func(*args, **kwargs)
391
except Exception:
392
log.exception("")
393
return retval
394
return safe_func
395
396
397
426
class ConstrainedListBox(urwid.ListBox):
398
427
"""Like a normal urwid.ListBox, but will consume all "up" or
399
428
"down" key presses, thus not allowing any containing widgets to
400
429
use them as an excuse to shift focus away from this widget.
401
430
"""
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
431
def keypress(self, maxcolrow, key):
432
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
405
433
if ret in ("up", "down"):
406
434
return
407
435
return ret
408
436
409
437
410
class UserInterface:
438
class UserInterface(object):
411
439
"""This is the entire user interface - the whole screen
412
440
with boxes, lists of client widgets, etc.
413
441
"""
414
442
def __init__(self, max_log_length=1000):
415
443
DBusGMainLoop(set_as_default=True)
416
444
417
445
self.screen = urwid.curses_display.Screen()
418
446
419
447
self.screen.register_palette((
420
448
("normal",
421
449
"default", "default", None),
422
450
("bold",
423
"bold", "default", "bold"),
451
"default", "default", "bold"),
424
452
("underline-blink",
425
"underline,blink", "default", "underline,blink"),
453
"default", "default", "underline"),
426
454
("standout",
427
"standout", "default", "standout"),
455
"default", "default", "standout"),
428
456
("bold-underline-blink",
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
457
"default", "default", ("bold", "underline")),
431
458
("bold-standout",
432
"bold,standout", "default", "bold,standout"),
459
"default", "default", ("bold", "standout")),
433
460
("underline-blink-standout",
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
461
"default", "default", ("underline", "standout")),
436
462
("bold-underline-blink-standout",
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
463
"default", "default", ("bold", "underline",
464
"standout")),
439
465
))
440
466
441
467
if urwid.supports_unicode():
442
self.divider = "─" # \u2500
468
self.divider = "─" # \u2500
469
#self.divider = "━" # \u2501
443
470
else:
444
self.divider = "_" # \u005f
445
471
#self.divider = "-" # \u002d
472
self.divider = "_" # \u005f
473
446
474
self.screen.start()
447
475
448
476
self.size = self.screen.get_cols_rows()
449
477
450
478
self.clients = urwid.SimpleListWalker([])
451
479
self.clients_dict = {}
452
480
453
481
# We will add Text widgets to this list
454
self.log = urwid.SimpleListWalker([])
482
self.log = []
455
483
self.max_log_length = max_log_length
456
484
457
485
# We keep a reference to the log widget so we can remove it
458
486
# from the ListWalker without it getting destroyed
459
487
self.logbox = ConstrainedListBox(self.log)
460
488
461
489
# This keeps track of whether self.uilist currently has
462
490
# self.logbox in it or not
463
491
self.log_visible = True
464
492
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
493
468
494
self.rebuild()
469
self.add_log_line(("bold",
470
"Mandos Monitor version " + version))
471
self.add_log_line(("bold", "q: Quit ?: Help"))
472
473
self.busname = domain + ".Mandos"
474
self.main_loop = GLib.MainLoop()
475
476
def client_not_found(self, key_id, address):
477
log.info("Client with address %s and key ID %s could"
478
" not be found", address, key_id)
479
495
self.log_message_raw(("bold",
496
"Mandos Monitor version " + version))
497
self.log_message_raw(("bold",
498
"q: Quit ?: Help"))
499
500
self.busname = domain + '.Mandos'
501
self.main_loop = gobject.MainLoop()
502
503
def client_not_found(self, fingerprint, address):
504
self.log_message(("Client with address %s and fingerprint %s"
505
" could not be found" % (address,
506
fingerprint)))
507
480
508
def rebuild(self):
481
509
"""This rebuilds the User Interface.
482
510
Call this when the widget layout needs to change"""
483
511
self.uilist = []
484
# self.uilist.append(urwid.ListBox(self.clients))
512
#self.uilist.append(urwid.ListBox(self.clients))
485
513
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
514
clients),
487
# header=urwid.Divider(),
515
#header=urwid.Divider(),
488
516
header=None,
489
footer=urwid.Divider(
490
div_char=self.divider)))
517
footer=
518
urwid.Divider(div_char=
519
self.divider)))
491
520
if self.log_visible:
492
521
self.uilist.append(self.logbox)
493
522
self.topwidget = urwid.Pile(self.uilist)
494
495
def add_log_line(self, markup):
523
524
def log_message(self, message):
525
timestamp = datetime.datetime.now().isoformat()
526
self.log_message_raw(timestamp + ": " + message)
527
528
def log_message_raw(self, markup):
529
"""Add a log message to the log buffer."""
496
530
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
497
if self.max_log_length:
498
if len(self.log) > self.max_log_length:
499
del self.log[0:(len(self.log) - self.max_log_length)]
500
self.logbox.set_focus(len(self.logbox.body.contents)-1,
531
if (self.max_log_length
532
and len(self.log) > self.max_log_length):
533
del self.log[0:len(self.log)-self.max_log_length-1]
534
self.logbox.set_focus(len(self.logbox.body.contents),
501
535
coming_from="above")
502
536
self.refresh()
503
537
504
538
def toggle_log_display(self):
505
539
"""Toggle visibility of the log buffer."""
506
540
self.log_visible = not self.log_visible
507
541
self.rebuild()
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
542
#self.log_message("Log visibility changed to: "
543
# + unicode(self.log_visible))
544
510
545
def change_log_display(self):
511
546
"""Change type of log display.
512
547
Currently, this toggles wrapping of text lines."""
516
551
self.log_wrap = "clip"
517
552
for textwidget in self.log:
518
553
textwidget.set_wrap_mode(self.log_wrap)
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
554
#self.log_message("Wrap mode: " + self.log_wrap)
555
556
def find_and_remove_client(self, path, name):
522
557
"""Find a client by its object path and remove it.
523
524
This is connected to the InterfacesRemoved signal from the
558
559
This is connected to the ClientRemoved signal from the
525
560
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
529
561
try:
530
562
client = self.clients_dict[path]
531
563
except KeyError:
532
564
# not found?
533
log.warning("Unknown client %s removed", path)
565
self.log_message("Unknown client %r (%r) removed", name,
566
path)
534
567
return
535
568
client.delete()
536
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
539
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
542
"""
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
545
return
569
570
def add_new_client(self, path):
546
571
client_proxy_object = self.bus.get_object(self.busname, path)
547
self.add_client(MandosClientWidget(
548
server_proxy_object=self.mandos_serv,
549
proxy_object=client_proxy_object,
550
update_hook=self.refresh,
551
delete_hook=self.remove_client,
552
properties=dict(ifs_and_props[client_interface])),
572
self.add_client(MandosClientWidget(server_proxy_object
573
=self.mandos_serv,
574
proxy_object
575
=client_proxy_object,
576
update_hook
577
=self.refresh,
578
delete_hook
579
=self.remove_client,
580
logger
581
=self.log_message),
553
582
path=path)
554
583
555
584
def add_client(self, client, path=None):
556
585
self.clients.append(client)
557
586
if path is None:
558
587
path = client.proxy.object_path
559
588
self.clients_dict[path] = client
560
self.clients.sort(key=lambda c: c.properties["Name"])
589
self.clients.sort(None, lambda c: c.properties["Name"])
561
590
self.refresh()
562
591
563
592
def remove_client(self, client, path=None):
564
593
self.clients.remove(client)
565
594
if path is None:
566
595
path = client.proxy.object_path
567
596
del self.clients_dict[path]
597
if not self.clients_dict:
598
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
599
# is completely emptied, we need to recreate it.
600
self.clients = urwid.SimpleListWalker([])
601
self.rebuild()
568
602
self.refresh()
569
603
570
604
def refresh(self):
571
605
"""Redraw the screen"""
572
606
canvas = self.topwidget.render(self.size, focus=True)
573
607
self.screen.draw_screen(self.size, canvas)
574
608
575
609
def run(self):
576
610
"""Start the main loop and exit when it's done."""
577
log.addHandler(self.loghandler)
578
self.orig_log_propagate = log.propagate
579
log.propagate = False
580
self.orig_log_level = log.level
581
log.setLevel("INFO")
582
611
self.bus = dbus.SystemBus()
583
612
mandos_dbus_objc = self.bus.get_object(
584
613
self.busname, "/", follow_name_owner_changes=True)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
614
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
615
dbus_interface
616
= server_interface)
587
617
try:
588
618
mandos_clients = (self.mandos_serv
589
619
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
592
620
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
594
621
mandos_clients = dbus.Dictionary()
595
622
596
623
(self.mandos_serv
597
.connect_to_signal("InterfacesRemoved",
624
.connect_to_signal("ClientRemoved",
598
625
self.find_and_remove_client,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
626
dbus_interface=server_interface,
600
627
byte_arrays=True))
601
628
(self.mandos_serv
602
.connect_to_signal("InterfacesAdded",
629
.connect_to_signal("ClientAdded",
603
630
self.add_new_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
631
dbus_interface=server_interface,
605
632
byte_arrays=True))
606
633
(self.mandos_serv
607
634
.connect_to_signal("ClientNotFound",
608
635
self.client_not_found,
609
636
dbus_interface=server_interface,
610
637
byte_arrays=True))
611
for path, client in mandos_clients.items():
638
for path, client in mandos_clients.iteritems():
612
639
client_proxy_object = self.bus.get_object(self.busname,
613
640
path)
614
self.add_client(MandosClientWidget(
615
server_proxy_object=self.mandos_serv,
616
proxy_object=client_proxy_object,
617
properties=client,
618
update_hook=self.refresh,
619
delete_hook=self.remove_client),
641
self.add_client(MandosClientWidget(server_proxy_object
642
=self.mandos_serv,
643
proxy_object
644
=client_proxy_object,
645
properties=client,
646
update_hook
647
=self.refresh,
648
delete_hook
649
=self.remove_client,
650
logger
651
=self.log_message),
620
652
path=path)
621
653
622
654
self.refresh()
623
self._input_callback_tag = (
624
GLib.io_add_watch(
625
GLib.IOChannel.unix_new(sys.stdin.fileno()),
626
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
627
glib_safely(self.process_input)))
655
self._input_callback_tag = (gobject.io_add_watch
656
(sys.stdin.fileno(),
657
gobject.IO_IN,
658
self.process_input))
628
659
self.main_loop.run()
629
660
# Main loop has finished, we should close everything now
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
633
self.screen.stop()
634
661
gobject.source_remove(self._input_callback_tag)
662
self.screen.stop()
663
635
664
def stop(self):
636
665
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
666
640
667
def process_input(self, source, condition):
641
668
keys = self.screen.get_input()
642
translations = {"ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
649
"j": "down", # vi
650
"k": "up", # vi
651
}
669
translations = { "ctrl n": "down", # Emacs
670
"ctrl p": "up", # Emacs
671
"ctrl v": "page down", # Emacs
672
"meta v": "page up", # Emacs
673
" ": "page down", # less
674
"f": "page down", # less
675
"b": "page up", # less
676
"j": "down", # vi
677
"k": "up", # vi
678
}
652
679
for key in keys:
653
680
try:
654
681
key = translations[key]
655
682
except KeyError: # :-)
656
683
pass
657
684
658
685
if key == "q" or key == "Q":
659
686
self.stop()
660
687
break
661
688
elif key == "window resize":
662
689
self.size = self.screen.get_cols_rows()
663
690
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
691
elif key == "\f": # Ctrl-L
666
692
self.refresh()
667
693
elif key == "l" or key == "D":
668
694
self.toggle_log_display()
674
700
if not self.log_visible:
675
701
self.log_visible = True
676
702
self.rebuild()
677
self.add_log_line(("bold",
678
" ".join(("q: Quit",
679
"?: Help",
680
"l: Log window toggle",
681
"TAB: Switch window",
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
685
self.add_log_line(("bold",
686
" ".join(("Clients:",
687
"+: Enable",
688
"-: Disable",
689
"R: Remove",
690
"s: Start new checker",
691
"S: Stop checker",
692
"C: Checker OK",
693
"a: Approve",
694
"d: Deny",
695
))))
703
self.log_message_raw(("bold",
704
" ".
705
join(("q: Quit",
706
"?: Help",
707
"l: Log window toggle",
708
"TAB: Switch window",
709
"w: Wrap (log)"))))
710
self.log_message_raw(("bold",
711
" "
712
.join(("Clients:",
713
"+: Enable",
714
"-: Disable",
715
"R: Remove",
716
"s: Start new checker",
717
"S: Stop checker",
718
"C: Checker OK",
719
"a: Approve",
720
"d: Deny"))))
696
721
self.refresh()
697
722
elif key == "tab":
698
723
if self.topwidget.get_focus() is self.logbox:
700
725
else:
701
726
self.topwidget.set_focus(self.logbox)
702
727
self.refresh()
703
elif key == "v":
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
707
else:
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
711
# or key == ">"):
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
714
# or key == "<"):
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
728
#elif (key == "end" or key == "meta >" or key == "G"
729
# or key == ">"):
730
# pass # xxx end-of-buffer
731
#elif (key == "home" or key == "meta <" or key == "g"
732
# or key == "<"):
733
# pass # xxx beginning-of-buffer
734
#elif key == "ctrl e" or key == "$":
735
# pass # xxx move-end-of-line
736
#elif key == "ctrl a" or key == "^":
737
# pass # xxx move-beginning-of-line
738
#elif key == "ctrl b" or key == "meta (" or key == "h":
739
# pass # xxx left
740
#elif key == "ctrl f" or key == "meta )" or key == "l":
741
# pass # xxx right
742
#elif key == "a":
743
# pass # scroll up log
744
#elif key == "z":
745
# pass # scroll down log
728
746
elif self.topwidget.selectable():
729
747
self.topwidget.keypress(self.size, key)
730
748
self.refresh()
731
749
return True
732
750
733
734
class UILogHandler(logging.Handler):
735
def __init__(self, ui, *args, **kwargs):
736
self.ui = ui
737
super(UILogHandler, self).__init__(*args, **kwargs)
738
self.setFormatter(
739
logging.Formatter("%(asctime)s: %(message)s"))
740
def emit(self, record):
741
msg = self.format(record)
742
if record.levelno > logging.INFO:
743
msg = ("bold", msg)
744
self.ui.add_log_line(msg)
745
746
747
751
ui = UserInterface()
748
752
try:
749
753
ui.run()
750
754
except KeyboardInterrupt:
751
with warnings.catch_warnings():
752
warnings.filterwarnings("ignore", "", BytesWarning)
753
ui.screen.stop()
754
except Exception:
755
with warnings.catch_warnings():
756
warnings.filterwarnings("ignore", "", BytesWarning)
757
ui.screen.stop()
755
ui.screen.stop()
756
except Exception, e:
757
ui.log_message(unicode(e))
758
ui.screen.stop()
758
759
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0