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- Committer: Teddy Hogeborn
- Date: 2019-11-03 19:17:57 UTC
- Revision ID: teddy@recompile.se-20191103191757-1hdpp0u5fxa8iumo
INSTALL: Add "-" argument to "su" invocations.
- files added:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python
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#!/usr/bin/python3 -bbI
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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 © 2009-2012 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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#
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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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# 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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# 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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# 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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# 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 <http://www.gnu.org/licenses/>.
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#
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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import sys
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import os
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import signal
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import warnings
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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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import gobject
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from gi.repository import GLib
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import dbus
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import UserList
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import locale
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locale.setlocale(locale.LC_ALL, '')
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import logging
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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if sys.version_info.major == 2:
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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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# 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 = "1.5.0"
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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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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 = "1.8.9"
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68
try:
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dbus.OBJECT_MANAGER_IFACE
70
except AttributeError:
71
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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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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84
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, *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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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("PropertyChanged",
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self.property_changed,
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client_interface,
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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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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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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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"""
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# Update properties dict with new value
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self.properties[property] = value
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def delete(self, *args, **kwargs):
117
if interface == client_interface:
118
self.properties.update(properties)
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def delete(self):
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self.property_changed_match.remove()
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super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, *args, **kwargs):
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delete_hook=None, **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("")
140
super(MandosClientWidget, self).__init__(
141
update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
143
super(MandosClientWidget, self).__init__(**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
147
["LastCheckedOK"])
148
if last_checked_ok is None:
149
self.last_checker_failed = True
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else:
151
self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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self.rejected,
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client_interface,
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byte_arrays=True))
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#self.logger('Created client %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)
190
if property == "ApprovalPending":
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using_timer(bool(value))
192
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log.debug("Created client %s", self.properties["Name"])
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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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"""
197
old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
200
else:
201
self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
174
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 = (gobject.timeout_add
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(1000,
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self.update_timer))
207
elif old and self._update_timer_callback_lock == 0:
208
gobject.source_remove(self._update_timer_callback_tag)
176
self._update_timer_callback_tag = (
177
GLib.timeout_add(1000,
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glib_safely(self.update_timer)))
179
elif not (flag or self._update_timer_callback_tag is None):
180
GLib.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):
212
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if exitstatus == 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)
216
#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
185
log.debug('Checker for client %s (command "%s")'
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" succeeded", self.properties["Name"], command)
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self.update()
220
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return
221
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# Checker failed
222
if not self.last_checker_failed:
223
self.last_checker_failed = True
224
self.using_timer(True)
225
190
if os.WIFEXITED(condition):
226
self.logger('Checker for client %s (command "%s")'
227
' failed with exit code %s'
228
% (self.properties["Name"], command,
229
os.WEXITSTATUS(condition)))
191
log.info('Checker for client %s (command "%s") failed'
192
" with exit code %d", self.properties["Name"],
193
command, os.WEXITSTATUS(condition))
230
194
elif os.WIFSIGNALED(condition):
231
self.logger('Checker for client %s (command "%s")'
232
' was killed by signal %s'
233
% (self.properties["Name"], command,
234
os.WTERMSIG(condition)))
235
elif os.WCOREDUMP(condition):
236
self.logger('Checker for client %s (command "%s")'
237
' dumped core'
238
% (self.properties["Name"], command))
239
else:
240
self.logger('Checker for client %s completed'
241
' mysteriously')
195
log.info('Checker for client %s (command "%s") was'
196
" killed by signal %d", self.properties["Name"],
197
command, os.WTERMSIG(condition))
242
198
self.update()
243
199
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def checker_started(self, command):
245
"""Server signals that a checker started. This could be useful
246
to log in the future. """
247
#self.logger('Client %s started checker "%s"'
248
# % (self.properties["Name"], unicode(command)))
249
pass
250
201
"""Server signals that a checker started."""
202
log.debug('Client %s started checker "%s"',
203
self.properties["Name"], command)
204
251
205
def got_secret(self):
252
self.last_checker_failed = False
253
self.logger('Client %s received its secret'
254
% self.properties["Name"])
255
206
log.info("Client %s received its secret",
207
self.properties["Name"])
208
256
209
def need_approval(self, timeout, default):
257
210
if not default:
258
message = 'Client %s needs approval within %s seconds'
211
message = "Client %s needs approval within %f seconds"
259
212
else:
260
message = 'Client %s will get its secret in %s seconds'
261
self.logger(message
262
% (self.properties["Name"], timeout/1000))
263
self.using_timer(True)
264
213
message = "Client %s will get its secret in %f seconds"
214
log.info(message, self.properties["Name"], timeout/1000)
215
265
216
def rejected(self, reason):
266
self.logger('Client %s was rejected; reason: %s'
267
% (self.properties["Name"], reason))
268
217
log.info("Client %s was rejected; reason: %s",
218
self.properties["Name"], reason)
219
269
220
def selectable(self):
270
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"""Make this a "selectable" widget.
271
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This overrides the method from urwid.FlowWidget."""
272
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return True
273
224
274
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def rows(self, maxcolrow, focus=False):
275
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"""How many rows this widget will occupy might depend on
276
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whether we have focus or not.
277
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This overrides the method from urwid.FlowWidget"""
278
229
return self.current_widget(focus).rows(maxcolrow, focus=focus)
279
230
280
231
def current_widget(self, focus=False):
281
232
if focus or self.opened:
282
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return self._focus_widget
283
234
return self._widget
284
235
285
236
def update(self):
286
237
"Called when what is visible on the screen should be updated."
287
238
# How to add standout mode to a style
288
with_standout = { "normal": "standout",
289
"bold": "bold-standout",
290
"underline-blink":
291
"underline-blink-standout",
292
"bold-underline-blink":
293
"bold-underline-blink-standout",
294
}
239
with_standout = {"normal": "standout",
240
"bold": "bold-standout",
241
"underline-blink":
242
"underline-blink-standout",
243
"bold-underline-blink":
244
"bold-underline-blink-standout",
245
}
295
246
296
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# Rebuild focus and non-focus widgets using current properties
297
248
298
249
# Base part of a client. Name!
299
base = ('%(name)s: '
300
% {"name": self.properties["Name"]})
250
base = "{name}: ".format(name=self.properties["Name"])
301
251
if not self.properties["Enabled"]:
302
252
message = "DISABLED"
253
self.using_timer(False)
303
254
elif self.properties["ApprovalPending"]:
304
timeout = datetime.timedelta(milliseconds
305
= self.properties
306
["ApprovalDelay"])
255
timeout = datetime.timedelta(
256
milliseconds=self.properties["ApprovalDelay"])
307
257
last_approval_request = isoformat_to_datetime(
308
258
self.properties["LastApprovalRequest"])
309
259
if last_approval_request is not None:
310
timer = timeout - (datetime.datetime.utcnow()
311
- last_approval_request)
260
timer = max(timeout - (datetime.datetime.utcnow()
261
- last_approval_request),
262
datetime.timedelta())
312
263
else:
313
264
timer = datetime.timedelta()
314
265
if self.properties["ApprovedByDefault"]:
315
message = "Approval in %s. (d)eny?"
266
message = "Approval in {}. (d)eny?"
316
267
else:
317
message = "Denial in %s. (a)pprove?"
318
message = message % unicode(timer).rsplit(".", 1)[0]
319
elif self.last_checker_failed:
320
# When checker has failed, print a timer until client expires
268
message = "Denial in {}. (a)pprove?"
269
message = message.format(str(timer).rsplit(".", 1)[0])
270
self.using_timer(True)
271
elif self.properties["LastCheckerStatus"] != 0:
272
# When checker has failed, show timer until client expires
321
273
expires = self.properties["Expires"]
322
274
if expires == "":
323
275
timer = datetime.timedelta(0)
324
276
else:
325
expires = datetime.datetime.strptime(expires,
326
'%Y-%m-%dT%H:%M:%S.%f')
327
timer = expires - datetime.datetime.utcnow()
328
message = ('A checker has failed! Time until client'
329
' gets disabled: %s'
330
% unicode(timer).rsplit(".", 1)[0])
277
expires = (datetime.datetime.strptime
278
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
279
timer = max(expires - datetime.datetime.utcnow(),
280
datetime.timedelta())
281
message = ("A checker has failed! Time until client"
282
" gets disabled: {}"
283
.format(str(timer).rsplit(".", 1)[0]))
284
self.using_timer(True)
331
285
else:
332
286
message = "enabled"
333
self._text = "%s%s" % (base, message)
334
287
self.using_timer(False)
288
self._text = "{}{}".format(base, message)
289
335
290
if not urwid.supports_unicode():
336
291
self._text = self._text.encode("ascii", "replace")
337
292
textlist = [("normal", self._text)]
347
302
# Run update hook, if any
348
303
if self.update_hook is not None:
349
304
self.update_hook()
350
305
351
306
def update_timer(self):
352
"""called by gobject. Will indefinitely loop until
353
gobject.source_remove() on tag is called"""
307
"""called by GLib. Will indefinitely loop until
308
GLib.source_remove() on tag is called
309
"""
354
310
self.update()
355
311
return True # Keep calling this
356
357
def delete(self, *args, **kwargs):
312
313
def delete(self, **kwargs):
358
314
if self._update_timer_callback_tag is not None:
359
gobject.source_remove(self._update_timer_callback_tag)
315
GLib.source_remove(self._update_timer_callback_tag)
360
316
self._update_timer_callback_tag = None
361
317
for match in self.match_objects:
362
318
match.remove()
363
319
self.match_objects = ()
364
320
if self.delete_hook is not None:
365
321
self.delete_hook(self)
366
return super(MandosClientWidget, self).delete(*args, **kwargs)
367
322
return super(MandosClientWidget, self).delete(**kwargs)
323
368
324
def render(self, maxcolrow, focus=False):
369
325
"""Render differently if we have focus.
370
326
This overrides the method from urwid.FlowWidget"""
371
327
return self.current_widget(focus).render(maxcolrow,
372
328
focus=focus)
373
329
374
330
def keypress(self, maxcolrow, key):
375
331
"""Handle keys.
376
332
This overrides the method from urwid.FlowWidget"""
377
333
if key == "+":
378
self.proxy.Enable(dbus_interface = client_interface,
379
ignore_reply=True)
334
self.proxy.Set(client_interface, "Enabled",
335
dbus.Boolean(True), ignore_reply=True,
336
dbus_interface=dbus.PROPERTIES_IFACE)
380
337
elif key == "-":
381
self.proxy.Disable(dbus_interface = client_interface,
382
ignore_reply=True)
338
self.proxy.Set(client_interface, "Enabled", False,
339
ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
383
341
elif key == "a":
384
342
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
385
dbus_interface = client_interface,
343
dbus_interface=client_interface,
386
344
ignore_reply=True)
387
345
elif key == "d":
388
346
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
389
dbus_interface = client_interface,
347
dbus_interface=client_interface,
390
348
ignore_reply=True)
391
349
elif key == "R" or key == "_" or key == "ctrl k":
392
350
self.server_proxy_object.RemoveClient(self.proxy
393
351
.object_path,
394
352
ignore_reply=True)
395
353
elif key == "s":
396
self.proxy.StartChecker(dbus_interface = client_interface,
397
ignore_reply=True)
354
self.proxy.Set(client_interface, "CheckerRunning",
355
dbus.Boolean(True), ignore_reply=True,
356
dbus_interface=dbus.PROPERTIES_IFACE)
398
357
elif key == "S":
399
self.proxy.StopChecker(dbus_interface = client_interface,
400
ignore_reply=True)
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(False), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
401
361
elif key == "C":
402
self.proxy.CheckedOK(dbus_interface = client_interface,
362
self.proxy.CheckedOK(dbus_interface=client_interface,
403
363
ignore_reply=True)
404
364
# xxx
405
365
# elif key == "p" or key == "=":
410
370
# self.open()
411
371
else:
412
372
return key
413
414
def property_changed(self, property=None, value=None,
415
*args, **kwargs):
416
"""Call self.update() if old value is not new value.
373
374
def properties_changed(self, interface, properties, invalidated):
375
"""Call self.update() if any properties changed.
417
376
This overrides the method from MandosClientPropertyCache"""
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:
377
old_values = {key: self.properties.get(key)
378
for key in properties.keys()}
379
super(MandosClientWidget, self).properties_changed(
380
interface, properties, invalidated)
381
if any(old_values[key] != self.properties.get(key)
382
for key in old_values):
423
383
self.update()
424
384
425
385
386
def glib_safely(func, retval=True):
387
def safe_func(*args, **kwargs):
388
try:
389
return func(*args, **kwargs)
390
except Exception:
391
log.exception("")
392
return retval
393
return safe_func
394
395
426
396
class ConstrainedListBox(urwid.ListBox):
427
397
"""Like a normal urwid.ListBox, but will consume all "up" or
428
398
"down" key presses, thus not allowing any containing widgets to
429
399
use them as an excuse to shift focus away from this widget.
430
400
"""
431
def keypress(self, maxcolrow, key):
432
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
401
def keypress(self, *args, **kwargs):
402
ret = (super(ConstrainedListBox, self)
403
.keypress(*args, **kwargs))
433
404
if ret in ("up", "down"):
434
405
return
435
406
return ret
441
412
"""
442
413
def __init__(self, max_log_length=1000):
443
414
DBusGMainLoop(set_as_default=True)
444
415
445
416
self.screen = urwid.curses_display.Screen()
446
417
447
418
self.screen.register_palette((
448
419
("normal",
449
420
"default", "default", None),
450
421
("bold",
451
"default", "default", "bold"),
422
"bold", "default", "bold"),
452
423
("underline-blink",
453
"default", "default", "underline"),
424
"underline,blink", "default", "underline,blink"),
454
425
("standout",
455
"default", "default", "standout"),
426
"standout", "default", "standout"),
456
427
("bold-underline-blink",
457
"default", "default", ("bold", "underline")),
428
"bold,underline,blink", "default",
429
"bold,underline,blink"),
458
430
("bold-standout",
459
"default", "default", ("bold", "standout")),
431
"bold,standout", "default", "bold,standout"),
460
432
("underline-blink-standout",
461
"default", "default", ("underline", "standout")),
433
"underline,blink,standout", "default",
434
"underline,blink,standout"),
462
435
("bold-underline-blink-standout",
463
"default", "default", ("bold", "underline",
464
"standout")),
436
"bold,underline,blink,standout", "default",
437
"bold,underline,blink,standout"),
465
438
))
466
439
467
440
if urwid.supports_unicode():
468
self.divider = "─" # \u2500
469
#self.divider = "━" # \u2501
441
self.divider = "─" # \u2500
470
442
else:
471
#self.divider = "-" # \u002d
472
self.divider = "_" # \u005f
473
443
self.divider = "_" # \u005f
444
474
445
self.screen.start()
475
446
476
447
self.size = self.screen.get_cols_rows()
477
448
478
449
self.clients = urwid.SimpleListWalker([])
479
450
self.clients_dict = {}
480
451
481
452
# We will add Text widgets to this list
482
self.log = []
453
self.log = urwid.SimpleListWalker([])
483
454
self.max_log_length = max_log_length
484
455
485
456
# We keep a reference to the log widget so we can remove it
486
457
# from the ListWalker without it getting destroyed
487
458
self.logbox = ConstrainedListBox(self.log)
488
459
489
460
# This keeps track of whether self.uilist currently has
490
461
# self.logbox in it or not
491
462
self.log_visible = True
492
463
self.log_wrap = "any"
493
464
465
self.loghandler = UILogHandler(self)
466
494
467
self.rebuild()
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
468
self.add_log_line(("bold",
469
"Mandos Monitor version " + version))
470
self.add_log_line(("bold", "q: Quit ?: Help"))
471
472
self.busname = domain + ".Mandos"
473
self.main_loop = GLib.MainLoop()
474
475
def client_not_found(self, key_id, address):
476
log.info("Client with address %s and key ID %s could"
477
" not be found", address, key_id)
478
508
479
def rebuild(self):
509
480
"""This rebuilds the User Interface.
510
481
Call this when the widget layout needs to change"""
511
482
self.uilist = []
512
#self.uilist.append(urwid.ListBox(self.clients))
483
# self.uilist.append(urwid.ListBox(self.clients))
513
484
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
514
485
clients),
515
#header=urwid.Divider(),
486
# header=urwid.Divider(),
516
487
header=None,
517
footer=
518
urwid.Divider(div_char=
519
self.divider)))
488
footer=urwid.Divider(
489
div_char=self.divider)))
520
490
if self.log_visible:
521
491
self.uilist.append(self.logbox)
522
492
self.topwidget = urwid.Pile(self.uilist)
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."""
493
494
def add_log_line(self, markup):
530
495
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
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),
496
if self.max_log_length:
497
if len(self.log) > self.max_log_length:
498
del self.log[0:(len(self.log) - self.max_log_length)]
499
self.logbox.set_focus(len(self.logbox.body.contents)-1,
535
500
coming_from="above")
536
501
self.refresh()
537
502
538
503
def toggle_log_display(self):
539
504
"""Toggle visibility of the log buffer."""
540
505
self.log_visible = not self.log_visible
541
506
self.rebuild()
542
#self.log_message("Log visibility changed to: "
543
# + unicode(self.log_visible))
544
507
log.debug("Log visibility changed to: %s", self.log_visible)
508
545
509
def change_log_display(self):
546
510
"""Change type of log display.
547
511
Currently, this toggles wrapping of text lines."""
551
515
self.log_wrap = "clip"
552
516
for textwidget in self.log:
553
517
textwidget.set_wrap_mode(self.log_wrap)
554
#self.log_message("Wrap mode: " + self.log_wrap)
555
556
def find_and_remove_client(self, path, name):
518
log.debug("Wrap mode: %s", self.log_wrap)
519
520
def find_and_remove_client(self, path, interfaces):
557
521
"""Find a client by its object path and remove it.
558
559
This is connected to the ClientRemoved signal from the
522
523
This is connected to the InterfacesRemoved signal from the
560
524
Mandos server object."""
525
if client_interface not in interfaces:
526
# Not a Mandos client object; ignore
527
return
561
528
try:
562
529
client = self.clients_dict[path]
563
530
except KeyError:
564
531
# not found?
565
self.log_message("Unknown client %r (%r) removed", name,
566
path)
532
log.warning("Unknown client %s removed", path)
567
533
return
568
534
client.delete()
569
570
def add_new_client(self, path):
535
536
def add_new_client(self, path, ifs_and_props):
537
"""Find a client by its object path and remove it.
538
539
This is connected to the InterfacesAdded signal from the
540
Mandos server object.
541
"""
542
if client_interface not in ifs_and_props:
543
# Not a Mandos client object; ignore
544
return
571
545
client_proxy_object = self.bus.get_object(self.busname, path)
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),
546
self.add_client(MandosClientWidget(
547
server_proxy_object=self.mandos_serv,
548
proxy_object=client_proxy_object,
549
update_hook=self.refresh,
550
delete_hook=self.remove_client,
551
properties=dict(ifs_and_props[client_interface])),
582
552
path=path)
583
553
584
554
def add_client(self, client, path=None):
585
555
self.clients.append(client)
586
556
if path is None:
587
557
path = client.proxy.object_path
588
558
self.clients_dict[path] = client
589
self.clients.sort(None, lambda c: c.properties["Name"])
559
self.clients.sort(key=lambda c: c.properties["Name"])
590
560
self.refresh()
591
561
592
562
def remove_client(self, client, path=None):
593
563
self.clients.remove(client)
594
564
if path is None:
595
565
path = client.proxy.object_path
596
566
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()
602
567
self.refresh()
603
568
604
569
def refresh(self):
605
570
"""Redraw the screen"""
606
571
canvas = self.topwidget.render(self.size, focus=True)
607
572
self.screen.draw_screen(self.size, canvas)
608
573
609
574
def run(self):
610
575
"""Start the main loop and exit when it's done."""
576
log.addHandler(self.loghandler)
577
self.orig_log_propagate = log.propagate
578
log.propagate = False
579
self.orig_log_level = log.level
580
log.setLevel("INFO")
611
581
self.bus = dbus.SystemBus()
612
582
mandos_dbus_objc = self.bus.get_object(
613
583
self.busname, "/", follow_name_owner_changes=True)
614
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
615
dbus_interface
616
= server_interface)
584
self.mandos_serv = dbus.Interface(
585
mandos_dbus_objc, dbus_interface=server_interface)
617
586
try:
618
587
mandos_clients = (self.mandos_serv
619
588
.GetAllClientsWithProperties())
589
if not mandos_clients:
590
log.warning("Note: Server has no clients.")
620
591
except dbus.exceptions.DBusException:
592
log.warning("Note: No Mandos server running.")
621
593
mandos_clients = dbus.Dictionary()
622
594
623
595
(self.mandos_serv
624
.connect_to_signal("ClientRemoved",
596
.connect_to_signal("InterfacesRemoved",
625
597
self.find_and_remove_client,
626
dbus_interface=server_interface,
598
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
627
599
byte_arrays=True))
628
600
(self.mandos_serv
629
.connect_to_signal("ClientAdded",
601
.connect_to_signal("InterfacesAdded",
630
602
self.add_new_client,
631
dbus_interface=server_interface,
603
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
632
604
byte_arrays=True))
633
605
(self.mandos_serv
634
606
.connect_to_signal("ClientNotFound",
635
607
self.client_not_found,
636
608
dbus_interface=server_interface,
637
609
byte_arrays=True))
638
for path, client in mandos_clients.iteritems():
610
for path, client in mandos_clients.items():
639
611
client_proxy_object = self.bus.get_object(self.busname,
640
612
path)
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),
613
self.add_client(MandosClientWidget(
614
server_proxy_object=self.mandos_serv,
615
proxy_object=client_proxy_object,
616
properties=client,
617
update_hook=self.refresh,
618
delete_hook=self.remove_client),
652
619
path=path)
653
620
654
621
self.refresh()
655
self._input_callback_tag = (gobject.io_add_watch
656
(sys.stdin.fileno(),
657
gobject.IO_IN,
658
self.process_input))
622
self._input_callback_tag = (
623
GLib.io_add_watch(
624
GLib.IOChannel.unix_new(sys.stdin.fileno()),
625
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
626
glib_safely(self.process_input)))
659
627
self.main_loop.run()
660
628
# Main loop has finished, we should close everything now
661
gobject.source_remove(self._input_callback_tag)
662
self.screen.stop()
663
629
GLib.source_remove(self._input_callback_tag)
630
with warnings.catch_warnings():
631
warnings.simplefilter("ignore", BytesWarning)
632
self.screen.stop()
633
664
634
def stop(self):
665
635
self.main_loop.quit()
666
636
log.removeHandler(self.loghandler)
637
log.propagate = self.orig_log_propagate
638
667
639
def process_input(self, source, condition):
668
640
keys = self.screen.get_input()
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
}
641
translations = {"ctrl n": "down", # Emacs
642
"ctrl p": "up", # Emacs
643
"ctrl v": "page down", # Emacs
644
"meta v": "page up", # Emacs
645
" ": "page down", # less
646
"f": "page down", # less
647
"b": "page up", # less
648
"j": "down", # vi
649
"k": "up", # vi
650
}
679
651
for key in keys:
680
652
try:
681
653
key = translations[key]
682
654
except KeyError: # :-)
683
655
pass
684
656
685
657
if key == "q" or key == "Q":
686
658
self.stop()
687
659
break
688
660
elif key == "window resize":
689
661
self.size = self.screen.get_cols_rows()
690
662
self.refresh()
691
elif key == "\f": # Ctrl-L
663
elif key == "ctrl l":
664
self.screen.clear()
692
665
self.refresh()
693
666
elif key == "l" or key == "D":
694
667
self.toggle_log_display()
700
673
if not self.log_visible:
701
674
self.log_visible = True
702
675
self.rebuild()
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"))))
676
self.add_log_line(("bold",
677
" ".join(("q: Quit",
678
"?: Help",
679
"l: Log window toggle",
680
"TAB: Switch window",
681
"w: Wrap (log lines)",
682
"v: Toggle verbose log",
683
))))
684
self.add_log_line(("bold",
685
" ".join(("Clients:",
686
"+: Enable",
687
"-: Disable",
688
"R: Remove",
689
"s: Start new checker",
690
"S: Stop checker",
691
"C: Checker OK",
692
"a: Approve",
693
"d: Deny",
694
))))
721
695
self.refresh()
722
696
elif key == "tab":
723
697
if self.topwidget.get_focus() is self.logbox:
725
699
else:
726
700
self.topwidget.set_focus(self.logbox)
727
701
self.refresh()
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 == "$":
735
# pass # xxx move-end-of-line
736
#elif key == "ctrl a" or key == "^":
737
# pass # xxx move-beginning-of-line
738
#elif key == "ctrl b" or key == "meta (" or key == "h":
739
# pass # xxx left
740
#elif key == "ctrl f" or key == "meta )" or key == "l":
741
# pass # xxx right
742
#elif key == "a":
743
# pass # scroll up log
744
#elif key == "z":
745
# pass # scroll down log
702
elif key == "v":
703
if log.level < logging.INFO:
704
log.setLevel(logging.INFO)
705
log.info("Verbose mode: Off")
706
else:
707
log.setLevel(logging.NOTSET)
708
log.info("Verbose mode: On")
709
# elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
# elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
# elif key == "ctrl e" or key == "$":
716
# pass # xxx move-end-of-line
717
# elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
# elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
# elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
# elif key == "a":
724
# pass # scroll up log
725
# elif key == "z":
726
# pass # scroll down log
746
727
elif self.topwidget.selectable():
747
728
self.topwidget.keypress(self.size, key)
748
729
self.refresh()
749
730
return True
750
731
732
733
class UILogHandler(logging.Handler):
734
def __init__(self, ui, *args, **kwargs):
735
self.ui = ui
736
super(UILogHandler, self).__init__(*args, **kwargs)
737
self.setFormatter(
738
logging.Formatter("%(asctime)s: %(message)s"))
739
def emit(self, record):
740
msg = self.format(record)
741
if record.levelno > logging.INFO:
742
msg = ("bold", msg)
743
self.ui.add_log_line(msg)
744
745
751
746
ui = UserInterface()
752
747
try:
753
748
ui.run()
754
749
except KeyboardInterrupt:
755
ui.screen.stop()
756
except Exception, e:
757
ui.log_message(unicode(e))
758
ui.screen.stop()
750
with warnings.catch_warnings():
751
warnings.filterwarnings("ignore", "", BytesWarning)
752
ui.screen.stop()
753
except Exception:
754
with warnings.catch_warnings():
755
warnings.filterwarnings("ignore", "", BytesWarning)
756
ui.screen.stop()
759
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0