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- Committer: Teddy Hogeborn
- Date: 2010-10-07 19:01:52 UTC
- mfrom: (279 mandos-release)
- mto: (237.12.2 mandos-persistent) (24.1.171 mandos) (299.1.1 release) (300.1.1 release) (301.1.1 release)
- mto: This revision was merged to the branch mainline in revision 280.
- Revision ID: teddy@fukt.bsnet.se-20101007190152-8cfnfyriyrnzo7kq
Merge from release branch.
- files removed:
- bugs.xml
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
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1
#!/usr/bin/python
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2
# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2017 Teddy Hogeborn
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# Copyright © 2009-2017 Björn Påhlsson
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#
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#
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# Copyright © 2009,2010 Teddy Hogeborn
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# Copyright © 2009,2010 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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from __future__ import division, absolute_import, with_statement
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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, u'')
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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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55
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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# Some useful constants
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domain = 'se.recompile'
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domain = 'se.bsnet.fukt'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.7.15"
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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 = "1.2.2"
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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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if not iso:
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return None
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d, t = iso.split("T", 1)
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year, month, day = d.split("-", 2)
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hour, minute, second = t.split(":", 2)
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d, t = iso.split(u"T", 1)
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year, month, day = d.split(u"-", 2)
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hour, minute, second = t.split(u":", 2)
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second, fraction = divmod(float(second), 1)
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return datetime.datetime(int(year),
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int(month),
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
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if properties is None:
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self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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self.proxy.connect_to_signal(u"PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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It updates the changed property in the "properties" dict.
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"""
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# Update properties dict with new value
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if interface == client_interface:
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self.properties.update(properties)
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def delete(self):
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self.property_changed_match.remove()
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self.properties[property] = value
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, **kwargs):
115
delete_hook=None, logger=None, *args, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.server_proxy_object = server_proxy_object
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# Logger
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self.logger = logger
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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self._text_widget = urwid.Text(u"")
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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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self._focus_text_widget = urwid.Text(u"")
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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self.update()
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self.opened = False
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True))
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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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last_checked_ok = isoformat_to_datetime(self.properties
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[u"LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
143
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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[u"Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.proxy.connect_to_signal(u"CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal(u"CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal(u"GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal(u"NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal(u"Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True)
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == u"ApprovalPending":
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using_timer(bool(value))
183
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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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"""
172
if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (GLib.timeout_add
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
191
else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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self._update_timer_callback_tag = (gobject.timeout_add
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(1000,
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self.update_timer))
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elif not (flag or self._update_timer_callback_tag is None):
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GLib.source_remove(self._update_timer_callback_tag)
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elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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200
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def checker_completed(self, exitstatus, condition, command):
182
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if exitstatus == 0:
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self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
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command), level=0)
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger(u'Checker for client %s (command "%s")'
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# u' was successful'
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# % (self.properties[u"Name"], command))
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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if os.WIFEXITED(condition):
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self.logger('Checker for client {} (command "{}") failed'
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' with exit code {}'
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.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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self.logger(u'Checker for client %s (command "%s")'
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u' failed with exit code %s'
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% (self.properties[u"Name"], command,
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os.WEXITSTATUS(condition)))
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elif os.WIFSIGNALED(condition):
195
self.logger('Checker for client {} (command "{}") was'
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' killed by signal {}'
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.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
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self.logger(u'Checker for client %s (command "%s")'
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u' was killed by signal %s'
223
% (self.properties[u"Name"], command,
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os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger(u'Checker for client %s (command "%s")'
227
u' dumped core'
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% (self.properties[u"Name"], command))
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else:
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self.logger(u'Checker for client %s completed'
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u' mysteriously')
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self.update()
200
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def checker_started(self, command):
202
"""Server signals that a checker started."""
203
self.logger('Client {} started checker "{}"'
204
.format(self.properties["Name"],
205
command), level=0)
206
235
#self.logger(u'Client %s started checker "%s"'
236
# % (self.properties[u"Name"], unicode(command)))
237
pass
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207
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def got_secret(self):
208
self.logger('Client {} received its secret'
209
.format(self.properties["Name"]))
210
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self.last_checker_failed = False
241
self.logger(u'Client %s received its secret'
242
% self.properties[u"Name"])
243
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def need_approval(self, timeout, default):
212
245
if not default:
213
message = 'Client {} needs approval within {} seconds'
246
message = u'Client %s needs approval within %s seconds'
214
247
else:
215
message = 'Client {} will get its secret in {} seconds'
216
self.logger(message.format(self.properties["Name"],
217
timeout/1000))
218
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message = u'Client %s will get its secret in %s seconds'
249
self.logger(message
250
% (self.properties[u"Name"], timeout/1000))
251
self.using_timer(True)
252
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def rejected(self, reason):
220
self.logger('Client {} was rejected; reason: {}'
221
.format(self.properties["Name"], reason))
222
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self.logger(u'Client %s was rejected; reason: %s'
255
% (self.properties[u"Name"], reason))
256
223
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def selectable(self):
224
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"""Make this a "selectable" widget.
225
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This overrides the method from urwid.FlowWidget."""
226
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return True
227
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def rows(self, maxcolrow, focus=False):
261
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def rows(self, (maxcol,), focus=False):
229
263
"""How many rows this widget will occupy might depend on
230
264
whether we have focus or not.
231
265
This overrides the method from urwid.FlowWidget"""
232
return self.current_widget(focus).rows(maxcolrow, focus=focus)
233
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return self.current_widget(focus).rows((maxcol,), focus=focus)
267
234
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def current_widget(self, focus=False):
235
269
if focus or self.opened:
236
270
return self._focus_widget
237
271
return self._widget
238
272
239
273
def update(self):
240
274
"Called when what is visible on the screen should be updated."
241
275
# How to add standout mode to a style
242
with_standout = {"normal": "standout",
243
"bold": "bold-standout",
244
"underline-blink":
245
"underline-blink-standout",
246
"bold-underline-blink":
247
"bold-underline-blink-standout",
248
}
276
with_standout = { u"normal": u"standout",
277
u"bold": u"bold-standout",
278
u"underline-blink":
279
u"underline-blink-standout",
280
u"bold-underline-blink":
281
u"bold-underline-blink-standout",
282
}
249
283
250
284
# Rebuild focus and non-focus widgets using current properties
251
285
252
286
# Base part of a client. Name!
253
base = '{name}: '.format(name=self.properties["Name"])
254
if not self.properties["Enabled"]:
255
message = "DISABLED"
256
self.using_timer(False)
257
elif self.properties["ApprovalPending"]:
258
timeout = datetime.timedelta(
259
milliseconds=self.properties["ApprovalDelay"])
287
base = (u'%(name)s: '
288
% {u"name": self.properties[u"Name"]})
289
if not self.properties[u"Enabled"]:
290
message = u"DISABLED"
291
elif self.properties[u"ApprovalPending"]:
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
[u"ApprovalDelay"])
260
295
last_approval_request = isoformat_to_datetime(
261
self.properties["LastApprovalRequest"])
296
self.properties[u"LastApprovalRequest"])
262
297
if last_approval_request is not None:
263
timer = max(timeout - (datetime.datetime.utcnow()
264
- last_approval_request),
265
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
266
300
else:
267
301
timer = datetime.timedelta()
268
if self.properties["ApprovedByDefault"]:
269
message = "Approval in {}. (d)eny?"
270
else:
271
message = "Denial in {}. (a)pprove?"
272
message = message.format(str(timer).rsplit(".", 1)[0])
273
self.using_timer(True)
274
elif self.properties["LastCheckerStatus"] != 0:
275
# When checker has failed, show timer until client expires
276
expires = self.properties["Expires"]
277
if expires == "":
278
timer = datetime.timedelta(0)
279
else:
280
expires = (datetime.datetime.strptime
281
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
282
timer = max(expires - datetime.datetime.utcnow(),
283
datetime.timedelta())
284
message = ('A checker has failed! Time until client'
285
' gets disabled: {}'
286
.format(str(timer).rsplit(".", 1)[0]))
287
self.using_timer(True)
302
if self.properties[u"ApprovedByDefault"]:
303
message = u"Approval in %s. (d)eny?"
304
else:
305
message = u"Denial in %s. (a)pprove?"
306
message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
309
= self.properties
310
[u"Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties[u"LastCheckedOK"]
313
or self.properties[u"Created"]),
314
self.properties[u"LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = (u'A checker has failed! Time until client'
317
u' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
288
319
else:
289
message = "enabled"
290
self.using_timer(False)
291
self._text = "{}{}".format(base, message)
292
320
message = u"enabled"
321
self._text = "%s%s" % (base, message)
322
293
323
if not urwid.supports_unicode():
294
324
self._text = self._text.encode("ascii", "replace")
295
textlist = [("normal", self._text)]
325
textlist = [(u"normal", self._text)]
296
326
self._text_widget.set_text(textlist)
297
327
self._focus_text_widget.set_text([(with_standout[text[0]],
298
328
text[1])
305
335
# Run update hook, if any
306
336
if self.update_hook is not None:
307
337
self.update_hook()
308
338
309
339
def update_timer(self):
310
"""called by GLib. Will indefinitely loop until
311
GLib.source_remove() on tag is called
312
"""
340
"called by gobject"
313
341
self.update()
314
342
return True # Keep calling this
315
316
def delete(self, **kwargs):
343
344
def delete(self):
317
345
if self._update_timer_callback_tag is not None:
318
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
319
347
self._update_timer_callback_tag = None
320
for match in self.match_objects:
321
match.remove()
322
self.match_objects = ()
323
348
if self.delete_hook is not None:
324
349
self.delete_hook(self)
325
return super(MandosClientWidget, self).delete(**kwargs)
326
327
def render(self, maxcolrow, focus=False):
350
351
def render(self, (maxcol,), focus=False):
328
352
"""Render differently if we have focus.
329
353
This overrides the method from urwid.FlowWidget"""
330
return self.current_widget(focus).render(maxcolrow,
354
return self.current_widget(focus).render((maxcol,),
331
355
focus=focus)
332
333
def keypress(self, maxcolrow, key):
356
357
def keypress(self, (maxcol,), key):
334
358
"""Handle keys.
335
359
This overrides the method from urwid.FlowWidget"""
336
if key == "+":
337
self.proxy.Set(client_interface, "Enabled",
338
dbus.Boolean(True), ignore_reply=True,
339
dbus_interface=dbus.PROPERTIES_IFACE)
340
elif key == "-":
341
self.proxy.Set(client_interface, "Enabled", False,
342
ignore_reply=True,
343
dbus_interface=dbus.PROPERTIES_IFACE)
344
elif key == "a":
360
if key == u"+":
361
self.proxy.Enable(dbus_interface = client_interface)
362
elif key == u"-":
363
self.proxy.Disable(dbus_interface = client_interface)
364
elif key == u"a":
345
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
346
dbus_interface=client_interface,
347
ignore_reply=True)
348
elif key == "d":
366
dbus_interface = client_interface)
367
elif key == u"d":
349
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
350
dbus_interface=client_interface,
351
ignore_reply=True)
352
elif key == "R" or key == "_" or key == "ctrl k":
369
dbus_interface = client_interface)
370
elif key == u"R" or key == u"_" or key == u"ctrl k":
353
371
self.server_proxy_object.RemoveClient(self.proxy
354
.object_path,
355
ignore_reply=True)
356
elif key == "s":
357
self.proxy.Set(client_interface, "CheckerRunning",
358
dbus.Boolean(True), ignore_reply=True,
359
dbus_interface=dbus.PROPERTIES_IFACE)
360
elif key == "S":
361
self.proxy.Set(client_interface, "CheckerRunning",
362
dbus.Boolean(False), ignore_reply=True,
363
dbus_interface=dbus.PROPERTIES_IFACE)
364
elif key == "C":
365
self.proxy.CheckedOK(dbus_interface=client_interface,
366
ignore_reply=True)
372
.object_path)
373
elif key == u"s":
374
self.proxy.StartChecker(dbus_interface = client_interface)
375
elif key == u"S":
376
self.proxy.StopChecker(dbus_interface = client_interface)
377
elif key == u"C":
378
self.proxy.CheckedOK(dbus_interface = client_interface)
367
379
# xxx
368
# elif key == "p" or key == "=":
380
# elif key == u"p" or key == "=":
369
381
# self.proxy.pause()
370
# elif key == "u" or key == ":":
382
# elif key == u"u" or key == ":":
371
383
# self.proxy.unpause()
372
# elif key == "RET":
384
# elif key == u"RET":
373
385
# self.open()
374
386
else:
375
387
return key
376
377
def properties_changed(self, interface, properties, invalidated):
378
"""Call self.update() if any properties changed.
388
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
391
"""Call self.update() if old value is not new value.
379
392
This overrides the method from MandosClientPropertyCache"""
380
old_values = {key: self.properties.get(key)
381
for key in properties.keys()}
382
super(MandosClientWidget, self).properties_changed(
383
interface, properties, invalidated)
384
if any(old_values[key] != self.properties.get(key)
385
for key in old_values):
393
property_name = unicode(property)
394
old_value = self.properties.get(property_name)
395
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
397
if self.properties.get(property_name) != old_value:
386
398
self.update()
387
399
388
400
391
403
"down" key presses, thus not allowing any containing widgets to
392
404
use them as an excuse to shift focus away from this widget.
393
405
"""
394
def keypress(self, *args, **kwargs):
395
ret = (super(ConstrainedListBox, self)
396
.keypress(*args, **kwargs))
397
if ret in ("up", "down"):
406
def keypress(self, (maxcol, maxrow), key):
407
ret = super(ConstrainedListBox, self).keypress((maxcol,
408
maxrow), key)
409
if ret in (u"up", u"down"):
398
410
return
399
411
return ret
400
412
403
415
"""This is the entire user interface - the whole screen
404
416
with boxes, lists of client widgets, etc.
405
417
"""
406
def __init__(self, max_log_length=1000, log_level=1):
418
def __init__(self, max_log_length=1000):
407
419
DBusGMainLoop(set_as_default=True)
408
420
409
421
self.screen = urwid.curses_display.Screen()
410
422
411
423
self.screen.register_palette((
412
("normal",
413
"default", "default", None),
414
("bold",
415
"bold", "default", "bold"),
416
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
418
("standout",
419
"standout", "default", "standout"),
420
("bold-underline-blink",
421
"bold,underline,blink", "default",
422
"bold,underline,blink"),
423
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
425
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
428
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
424
(u"normal",
425
u"default", u"default", None),
426
(u"bold",
427
u"default", u"default", u"bold"),
428
(u"underline-blink",
429
u"default", u"default", u"underline"),
430
(u"standout",
431
u"default", u"default", u"standout"),
432
(u"bold-underline-blink",
433
u"default", u"default", (u"bold", u"underline")),
434
(u"bold-standout",
435
u"default", u"default", (u"bold", u"standout")),
436
(u"underline-blink-standout",
437
u"default", u"default", (u"underline", u"standout")),
438
(u"bold-underline-blink-standout",
439
u"default", u"default", (u"bold", u"underline",
440
u"standout")),
431
441
))
432
442
433
443
if urwid.supports_unicode():
434
self.divider = "─" # \u2500
444
self.divider = u"─" # \u2500
445
#self.divider = u"━" # \u2501
435
446
else:
436
self.divider = "_" # \u005f
437
447
#self.divider = u"-" # \u002d
448
self.divider = u"_" # \u005f
449
438
450
self.screen.start()
439
451
440
452
self.size = self.screen.get_cols_rows()
441
453
442
454
self.clients = urwid.SimpleListWalker([])
443
455
self.clients_dict = {}
444
456
445
457
# We will add Text widgets to this list
446
458
self.log = []
447
459
self.max_log_length = max_log_length
448
449
self.log_level = log_level
450
460
451
461
# We keep a reference to the log widget so we can remove it
452
462
# from the ListWalker without it getting destroyed
453
463
self.logbox = ConstrainedListBox(self.log)
454
464
455
465
# This keeps track of whether self.uilist currently has
456
466
# self.logbox in it or not
457
467
self.log_visible = True
458
self.log_wrap = "any"
459
468
self.log_wrap = u"any"
469
460
470
self.rebuild()
461
self.log_message_raw(("bold",
462
"Mandos Monitor version " + version))
463
self.log_message_raw(("bold",
464
"q: Quit ?: Help"))
465
471
self.log_message_raw((u"bold",
472
u"Mandos Monitor version " + version))
473
self.log_message_raw((u"bold",
474
u"q: Quit ?: Help"))
475
466
476
self.busname = domain + '.Mandos'
467
self.main_loop = GLib.MainLoop()
468
477
self.main_loop = gobject.MainLoop()
478
self.bus = dbus.SystemBus()
479
mandos_dbus_objc = self.bus.get_object(
480
self.busname, u"/", follow_name_owner_changes=True)
481
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
482
dbus_interface
483
= server_interface)
484
try:
485
mandos_clients = (self.mandos_serv
486
.GetAllClientsWithProperties())
487
except dbus.exceptions.DBusException:
488
mandos_clients = dbus.Dictionary()
489
490
(self.mandos_serv
491
.connect_to_signal(u"ClientRemoved",
492
self.find_and_remove_client,
493
dbus_interface=server_interface,
494
byte_arrays=True))
495
(self.mandos_serv
496
.connect_to_signal(u"ClientAdded",
497
self.add_new_client,
498
dbus_interface=server_interface,
499
byte_arrays=True))
500
(self.mandos_serv
501
.connect_to_signal(u"ClientNotFound",
502
self.client_not_found,
503
dbus_interface=server_interface,
504
byte_arrays=True))
505
for path, client in mandos_clients.iteritems():
506
client_proxy_object = self.bus.get_object(self.busname,
507
path)
508
self.add_client(MandosClientWidget(server_proxy_object
509
=self.mandos_serv,
510
proxy_object
511
=client_proxy_object,
512
properties=client,
513
update_hook
514
=self.refresh,
515
delete_hook
516
=self.remove_client,
517
logger
518
=self.log_message),
519
path=path)
520
469
521
def client_not_found(self, fingerprint, address):
470
self.log_message("Client with address {} and fingerprint {}"
471
" could not be found"
472
.format(address, fingerprint))
473
522
self.log_message((u"Client with address %s and fingerprint %s"
523
u" could not be found" % (address,
524
fingerprint)))
525
474
526
def rebuild(self):
475
527
"""This rebuilds the User Interface.
476
528
Call this when the widget layout needs to change"""
477
529
self.uilist = []
478
# self.uilist.append(urwid.ListBox(self.clients))
530
#self.uilist.append(urwid.ListBox(self.clients))
479
531
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
480
532
clients),
481
# header=urwid.Divider(),
533
#header=urwid.Divider(),
482
534
header=None,
483
footer=urwid.Divider(
484
div_char=self.divider)))
535
footer=
536
urwid.Divider(div_char=
537
self.divider)))
485
538
if self.log_visible:
486
539
self.uilist.append(self.logbox)
540
pass
487
541
self.topwidget = urwid.Pile(self.uilist)
488
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
542
543
def log_message(self, message):
493
544
timestamp = datetime.datetime.now().isoformat()
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
496
497
def log_message_raw(self, markup, level=1):
545
self.log_message_raw(timestamp + u": " + message)
546
547
def log_message_raw(self, markup):
498
548
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
501
549
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
if self.max_log_length:
503
if len(self.log) > self.max_log_length:
504
del self.log[0:len(self.log)-self.max_log_length-1]
550
if (self.max_log_length
551
and len(self.log) > self.max_log_length):
552
del self.log[0:len(self.log)-self.max_log_length-1]
505
553
self.logbox.set_focus(len(self.logbox.body.contents),
506
coming_from="above")
554
coming_from=u"above")
507
555
self.refresh()
508
556
509
557
def toggle_log_display(self):
510
558
"""Toggle visibility of the log buffer."""
511
559
self.log_visible = not self.log_visible
512
560
self.rebuild()
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
561
#self.log_message(u"Log visibility changed to: "
562
# + unicode(self.log_visible))
563
516
564
def change_log_display(self):
517
565
"""Change type of log display.
518
566
Currently, this toggles wrapping of text lines."""
519
if self.log_wrap == "clip":
520
self.log_wrap = "any"
567
if self.log_wrap == u"clip":
568
self.log_wrap = u"any"
521
569
else:
522
self.log_wrap = "clip"
570
self.log_wrap = u"clip"
523
571
for textwidget in self.log:
524
572
textwidget.set_wrap_mode(self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
527
528
def find_and_remove_client(self, path, interfaces):
529
"""Find a client by its object path and remove it.
530
531
This is connected to the InterfacesRemoved signal from the
573
#self.log_message(u"Wrap mode: " + self.log_wrap)
574
575
def find_and_remove_client(self, path, name):
576
"""Find an client from its object path and remove it.
577
578
This is connected to the ClientRemoved signal from the
532
579
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
536
580
try:
537
581
client = self.clients_dict[path]
538
582
except KeyError:
539
583
# not found?
540
self.log_message("Unknown client {!r} removed"
541
.format(path))
542
return
543
client.delete()
544
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
547
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
550
"""
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
553
return
584
return
585
self.remove_client(client, path)
586
587
def add_new_client(self, path):
554
588
client_proxy_object = self.bus.get_object(self.busname, path)
555
self.add_client(MandosClientWidget(
556
server_proxy_object=self.mandos_serv,
557
proxy_object=client_proxy_object,
558
update_hook=self.refresh,
559
delete_hook=self.remove_client,
560
logger=self.log_message,
561
properties=dict(ifs_and_props[client_interface])),
589
self.add_client(MandosClientWidget(server_proxy_object
590
=self.mandos_serv,
591
proxy_object
592
=client_proxy_object,
593
update_hook
594
=self.refresh,
595
delete_hook
596
=self.remove_client,
597
logger
598
=self.log_message),
562
599
path=path)
563
600
564
601
def add_client(self, client, path=None):
565
602
self.clients.append(client)
566
603
if path is None:
567
604
path = client.proxy.object_path
568
605
self.clients_dict[path] = client
569
self.clients.sort(key=lambda c: c.properties["Name"])
606
self.clients.sort(None, lambda c: c.properties[u"Name"])
570
607
self.refresh()
571
608
572
609
def remove_client(self, client, path=None):
573
610
self.clients.remove(client)
574
611
if path is None:
575
612
path = client.proxy.object_path
576
613
del self.clients_dict[path]
614
if not self.clients_dict:
615
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
616
# is completely emptied, we need to recreate it.
617
self.clients = urwid.SimpleListWalker([])
618
self.rebuild()
577
619
self.refresh()
578
620
579
621
def refresh(self):
580
622
"""Redraw the screen"""
581
623
canvas = self.topwidget.render(self.size, focus=True)
582
624
self.screen.draw_screen(self.size, canvas)
583
625
584
626
def run(self):
585
627
"""Start the main loop and exit when it's done."""
586
self.bus = dbus.SystemBus()
587
mandos_dbus_objc = self.bus.get_object(
588
self.busname, "/", follow_name_owner_changes=True)
589
self.mandos_serv = dbus.Interface(
590
mandos_dbus_objc, dbus_interface=server_interface)
591
try:
592
mandos_clients = (self.mandos_serv
593
.GetAllClientsWithProperties())
594
if not mandos_clients:
595
self.log_message_raw(("bold",
596
"Note: Server has no clients."))
597
except dbus.exceptions.DBusException:
598
self.log_message_raw(("bold",
599
"Note: No Mandos server running."))
600
mandos_clients = dbus.Dictionary()
601
602
(self.mandos_serv
603
.connect_to_signal("InterfacesRemoved",
604
self.find_and_remove_client,
605
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
606
byte_arrays=True))
607
(self.mandos_serv
608
.connect_to_signal("InterfacesAdded",
609
self.add_new_client,
610
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
611
byte_arrays=True))
612
(self.mandos_serv
613
.connect_to_signal("ClientNotFound",
614
self.client_not_found,
615
dbus_interface=server_interface,
616
byte_arrays=True))
617
for path, client in mandos_clients.items():
618
client_proxy_object = self.bus.get_object(self.busname,
619
path)
620
self.add_client(MandosClientWidget(
621
server_proxy_object=self.mandos_serv,
622
proxy_object=client_proxy_object,
623
properties=client,
624
update_hook=self.refresh,
625
delete_hook=self.remove_client,
626
logger=self.log_message),
627
path=path)
628
629
628
self.refresh()
630
self._input_callback_tag = (GLib.io_add_watch
629
self._input_callback_tag = (gobject.io_add_watch
631
630
(sys.stdin.fileno(),
632
GLib.IO_IN,
631
gobject.IO_IN,
633
632
self.process_input))
634
633
self.main_loop.run()
635
634
# Main loop has finished, we should close everything now
636
GLib.source_remove(self._input_callback_tag)
635
gobject.source_remove(self._input_callback_tag)
637
636
self.screen.stop()
638
637
639
638
def stop(self):
640
639
self.main_loop.quit()
641
640
642
641
def process_input(self, source, condition):
643
642
keys = self.screen.get_input()
644
translations = {"ctrl n": "down", # Emacs
645
"ctrl p": "up", # Emacs
646
"ctrl v": "page down", # Emacs
647
"meta v": "page up", # Emacs
648
" ": "page down", # less
649
"f": "page down", # less
650
"b": "page up", # less
651
"j": "down", # vi
652
"k": "up", # vi
653
}
643
translations = { u"ctrl n": u"down", # Emacs
644
u"ctrl p": u"up", # Emacs
645
u"ctrl v": u"page down", # Emacs
646
u"meta v": u"page up", # Emacs
647
u" ": u"page down", # less
648
u"f": u"page down", # less
649
u"b": u"page up", # less
650
u"j": u"down", # vi
651
u"k": u"up", # vi
652
}
654
653
for key in keys:
655
654
try:
656
655
key = translations[key]
657
656
except KeyError: # :-)
658
657
pass
659
660
if key == "q" or key == "Q":
658
659
if key == u"q" or key == u"Q":
661
660
self.stop()
662
661
break
663
elif key == "window resize":
662
elif key == u"window resize":
664
663
self.size = self.screen.get_cols_rows()
665
664
self.refresh()
666
elif key == "ctrl l":
667
self.screen.clear()
665
elif key == u"\f": # Ctrl-L
668
666
self.refresh()
669
elif key == "l" or key == "D":
667
elif key == u"l" or key == u"D":
670
668
self.toggle_log_display()
671
669
self.refresh()
672
elif key == "w" or key == "i":
670
elif key == u"w" or key == u"i":
673
671
self.change_log_display()
674
672
self.refresh()
675
elif key == "?" or key == "f1" or key == "esc":
673
elif key == u"?" or key == u"f1" or key == u"esc":
676
674
if not self.log_visible:
677
675
self.log_visible = True
678
676
self.rebuild()
679
self.log_message_raw(("bold",
680
" ".
681
join(("q: Quit",
682
"?: Help",
683
"l: Log window toggle",
684
"TAB: Switch window",
685
"w: Wrap (log lines)",
686
"v: Toggle verbose log",
687
))))
688
self.log_message_raw(("bold",
689
" "
690
.join(("Clients:",
691
"+: Enable",
692
"-: Disable",
693
"R: Remove",
694
"s: Start new checker",
695
"S: Stop checker",
696
"C: Checker OK",
697
"a: Approve",
698
"d: Deny"))))
677
self.log_message_raw((u"bold",
678
u" ".
679
join((u"q: Quit",
680
u"?: Help",
681
u"l: Log window toggle",
682
u"TAB: Switch window",
683
u"w: Wrap (log)"))))
684
self.log_message_raw((u"bold",
685
u" "
686
.join((u"Clients:",
687
u"+: Enable",
688
u"-: Disable",
689
u"R: Remove",
690
u"s: Start new checker",
691
u"S: Stop checker",
692
u"C: Checker OK",
693
u"a: Approve",
694
u"d: Deny"))))
699
695
self.refresh()
700
elif key == "tab":
696
elif key == u"tab":
701
697
if self.topwidget.get_focus() is self.logbox:
702
698
self.topwidget.set_focus(0)
703
699
else:
704
700
self.topwidget.set_focus(self.logbox)
705
701
self.refresh()
706
elif key == "v":
707
if self.log_level == 0:
708
self.log_level = 1
709
self.log_message("Verbose mode: Off")
710
else:
711
self.log_level = 0
712
self.log_message("Verbose mode: On")
713
# elif (key == "end" or key == "meta >" or key == "G"
714
# or key == ">"):
715
# pass # xxx end-of-buffer
716
# elif (key == "home" or key == "meta <" or key == "g"
717
# or key == "<"):
718
# pass # xxx beginning-of-buffer
719
# elif key == "ctrl e" or key == "$":
720
# pass # xxx move-end-of-line
721
# elif key == "ctrl a" or key == "^":
722
# pass # xxx move-beginning-of-line
723
# elif key == "ctrl b" or key == "meta (" or key == "h":
724
# pass # xxx left
725
# elif key == "ctrl f" or key == "meta )" or key == "l":
726
# pass # xxx right
727
# elif key == "a":
728
# pass # scroll up log
729
# elif key == "z":
730
# pass # scroll down log
702
#elif (key == u"end" or key == u"meta >" or key == u"G"
703
# or key == u">"):
704
# pass # xxx end-of-buffer
705
#elif (key == u"home" or key == u"meta <" or key == u"g"
706
# or key == u"<"):
707
# pass # xxx beginning-of-buffer
708
#elif key == u"ctrl e" or key == u"$":
709
# pass # xxx move-end-of-line
710
#elif key == u"ctrl a" or key == u"^":
711
# pass # xxx move-beginning-of-line
712
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
713
# pass # xxx left
714
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
715
# pass # xxx right
716
#elif key == u"a":
717
# pass # scroll up log
718
#elif key == u"z":
719
# pass # scroll down log
731
720
elif self.topwidget.selectable():
732
721
self.topwidget.keypress(self.size, key)
733
722
self.refresh()
734
723
return True
735
724
736
737
725
ui = UserInterface()
738
726
try:
739
727
ui.run()
740
728
except KeyboardInterrupt:
741
729
ui.screen.stop()
742
except Exception as e:
743
ui.log_message(str(e))
730
except Exception, e:
731
ui.log_message(unicode(e))
744
732
ui.screen.stop()
745
733
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0