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- Committer: Teddy Hogeborn
- Date: 2019-04-09 19:41:53 UTC
- mfrom: (1099 trunk)
- mto: This revision was merged to the branch mainline in revision 1100.
- Revision ID: teddy@recompile.se-20190409194153-khftfvj3ee27md1a
Merge from trunk
- files added:
- bugs.xml
- debian/upstream
- network-hooks.d
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
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#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 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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# Contact the authors at <mandos@fukt.bsnet.se>.
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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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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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import sys
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import os
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import signal
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import datetime
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
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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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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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import logging
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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# Some useful constants
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domain = 'se.bsnet.fukt'
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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 = "1.3.1"
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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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version = "1.8.3"
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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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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, *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):
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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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super(MandosClientPropertyCache, self).__init__(
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*args, **kwargs)
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, *args, **kwargs):
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delete_hook=None, logger=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.server_proxy_object = server_proxy_object
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# Logger
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self.logger = logger
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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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
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["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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self.rejected,
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client_interface,
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byte_arrays=True))
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#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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self._update_timer_callback_tag = (gobject.timeout_add
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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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(1000,
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self.update_timer))
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elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
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elif not (flag or self._update_timer_callback_tag is None):
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GLib.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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def checker_completed(self, exitstatus, condition, command):
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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)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
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command), level=0)
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self.update()
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return
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# Checker failed
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if 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 %s (command "%s")'
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' failed with exit code %s'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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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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elif os.WIFSIGNALED(condition):
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self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
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% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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elif os.WCOREDUMP(condition):
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self.logger('Checker for client %s (command "%s")'
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' dumped core'
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% (self.properties["Name"], command))
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else:
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self.logger('Checker for client %s completed'
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' mysteriously')
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self.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.update()
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def checker_started(self, command):
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#self.logger('Client %s started checker "%s"'
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# % (self.properties["Name"], unicode(command)))
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pass
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"""Server signals that a checker started."""
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self.logger('Client {} started checker "{}"'
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.format(self.properties["Name"],
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command), level=0)
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def got_secret(self):
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self.last_checker_failed = False
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self.logger('Client %s received its secret'
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% self.properties["Name"])
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self.logger('Client {} received its secret'
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.format(self.properties["Name"]))
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def need_approval(self, timeout, default):
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if not default:
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message = 'Client %s needs approval within %s seconds'
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message = 'Client {} needs approval within {} seconds'
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else:
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message = 'Client %s will get its secret in %s seconds'
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self.logger(message
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% (self.properties["Name"], timeout/1000))
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self.using_timer(True)
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message = 'Client {} will get its secret in {} seconds'
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self.logger(message.format(self.properties["Name"],
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timeout/1000))
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def rejected(self, reason):
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self.logger('Client %s was rejected; reason: %s'
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% (self.properties["Name"], reason))
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self.logger('Client {} was rejected; reason: {}'
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.format(self.properties["Name"], reason))
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def selectable(self):
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"""Make this a "selectable" widget.
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This overrides the method from urwid.FlowWidget."""
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return True
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def rows(self, maxcolrow, focus=False):
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"""How many rows this widget will occupy might depend on
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whether we have focus or not.
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This overrides the method from urwid.FlowWidget"""
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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def current_widget(self, focus=False):
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if focus or self.opened:
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return self._focus_widget
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return self._widget
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def update(self):
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"Called when what is visible on the screen should be updated."
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# How to add standout mode to a style
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with_standout = { "normal": "standout",
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"bold": "bold-standout",
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"underline-blink":
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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}
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with_standout = {"normal": "standout",
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"bold": "bold-standout",
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"underline-blink":
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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}
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# Rebuild focus and non-focus widgets using current properties
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# Base part of a client. Name!
296
base = ('%(name)s: '
297
% {"name": self.properties["Name"]})
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base = '{name}: '.format(name=self.properties["Name"])
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if not self.properties["Enabled"]:
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message = "DISABLED"
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self.using_timer(False)
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elif self.properties["ApprovalPending"]:
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timeout = datetime.timedelta(milliseconds
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= self.properties
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["ApprovalDelay"])
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timeout = datetime.timedelta(
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milliseconds=self.properties["ApprovalDelay"])
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last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
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if last_approval_request is not None:
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timer = timeout - (datetime.datetime.utcnow()
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- last_approval_request)
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timer = max(timeout - (datetime.datetime.utcnow()
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- last_approval_request),
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datetime.timedelta())
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else:
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timer = datetime.timedelta()
311
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if self.properties["ApprovedByDefault"]:
312
message = "Approval in %s. (d)eny?"
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else:
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message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
316
elif self.last_checker_failed:
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timeout = datetime.timedelta(milliseconds
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= self.properties
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["Timeout"])
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last_ok = isoformat_to_datetime(
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max((self.properties["LastCheckedOK"]
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or self.properties["Created"]),
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self.properties["LastEnabled"]))
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timer = timeout - (datetime.datetime.utcnow() - last_ok)
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message = "Approval in {}. (d)eny?"
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else:
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message = "Denial in {}. (a)pprove?"
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message = message.format(str(timer).rsplit(".", 1)[0])
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self.using_timer(True)
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elif self.properties["LastCheckerStatus"] != 0:
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# When checker has failed, show timer until client expires
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expires = self.properties["Expires"]
278
if expires == "":
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timer = datetime.timedelta(0)
280
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
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timer = max(expires - datetime.datetime.utcnow(),
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datetime.timedelta())
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message = ('A checker has failed! Time until client'
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' gets disabled: %s'
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% unicode(timer).rsplit(".", 1)[0])
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' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
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self.using_timer(True)
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else:
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message = "enabled"
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self._text = "%s%s" % (base, message)
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self.using_timer(False)
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self._text = "{}{}".format(base, message)
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332
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if not urwid.supports_unicode():
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self._text = self._text.encode("ascii", "replace")
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textlist = [("normal", self._text)]
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# Run update hook, if any
345
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if self.update_hook is not None:
346
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self.update_hook()
347
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348
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def update_timer(self):
349
"called by gobject"
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
350
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self.update()
351
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return True # Keep calling this
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def delete(self, *args, **kwargs):
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def delete(self, **kwargs):
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if self._update_timer_callback_tag is not None:
355
gobject.source_remove(self._update_timer_callback_tag)
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GLib.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
357
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for match in self.match_objects:
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match.remove()
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self.match_objects = ()
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if self.delete_hook is not None:
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self.delete_hook(self)
362
return super(MandosClientWidget, self).delete(*args, **kwargs)
363
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return super(MandosClientWidget, self).delete(**kwargs)
327
364
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def render(self, maxcolrow, focus=False):
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"""Render differently if we have focus.
366
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This overrides the method from urwid.FlowWidget"""
367
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return self.current_widget(focus).render(maxcolrow,
368
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focus=focus)
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333
370
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def keypress(self, maxcolrow, key):
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"""Handle keys.
372
336
This overrides the method from urwid.FlowWidget"""
373
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if key == "+":
374
self.proxy.Enable(dbus_interface = client_interface,
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ignore_reply=True)
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
376
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elif key == "-":
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self.proxy.Disable(dbus_interface = client_interface,
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ignore_reply=True)
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
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elif key == "a":
380
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self.proxy.Approve(dbus.Boolean(True, variant_level=1),
381
dbus_interface = client_interface,
347
dbus_interface=client_interface,
382
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ignore_reply=True)
383
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elif key == "d":
384
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self.proxy.Approve(dbus.Boolean(False, variant_level=1),
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dbus_interface = client_interface,
351
dbus_interface=client_interface,
386
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ignore_reply=True)
387
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elif key == "R" or key == "_" or key == "ctrl k":
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self.server_proxy_object.RemoveClient(self.proxy
389
355
.object_path,
390
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ignore_reply=True)
391
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elif key == "s":
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self.proxy.StartChecker(dbus_interface = client_interface,
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ignore_reply=True)
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self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
394
361
elif key == "S":
395
self.proxy.StopChecker(dbus_interface = client_interface,
396
ignore_reply=True)
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
397
365
elif key == "C":
398
self.proxy.CheckedOK(dbus_interface = client_interface,
366
self.proxy.CheckedOK(dbus_interface=client_interface,
399
367
ignore_reply=True)
400
368
# xxx
401
369
# elif key == "p" or key == "=":
406
374
# self.open()
407
375
else:
408
376
return key
409
410
def property_changed(self, property=None, value=None,
411
*args, **kwargs):
412
"""Call self.update() if old value is not new value.
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
413
380
This overrides the method from MandosClientPropertyCache"""
414
property_name = unicode(property)
415
old_value = self.properties.get(property_name)
416
super(MandosClientWidget, self).property_changed(
417
property=property, value=value, *args, **kwargs)
418
if self.properties.get(property_name) != old_value:
381
old_values = {key: self.properties.get(key)
382
for key in properties.keys()}
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
for key in old_values):
419
387
self.update()
420
388
421
389
424
392
"down" key presses, thus not allowing any containing widgets to
425
393
use them as an excuse to shift focus away from this widget.
426
394
"""
427
def keypress(self, maxcolrow, key):
428
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
429
398
if ret in ("up", "down"):
430
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return
431
400
return ret
435
404
"""This is the entire user interface - the whole screen
436
405
with boxes, lists of client widgets, etc.
437
406
"""
438
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
439
408
DBusGMainLoop(set_as_default=True)
440
409
441
410
self.screen = urwid.curses_display.Screen()
442
411
443
412
self.screen.register_palette((
444
413
("normal",
445
414
"default", "default", None),
446
415
("bold",
447
"default", "default", "bold"),
416
"bold", "default", "bold"),
448
417
("underline-blink",
449
"default", "default", "underline"),
418
"underline,blink", "default", "underline,blink"),
450
419
("standout",
451
"default", "default", "standout"),
420
"standout", "default", "standout"),
452
421
("bold-underline-blink",
453
"default", "default", ("bold", "underline")),
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
454
424
("bold-standout",
455
"default", "default", ("bold", "standout")),
425
"bold,standout", "default", "bold,standout"),
456
426
("underline-blink-standout",
457
"default", "default", ("underline", "standout")),
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
458
429
("bold-underline-blink-standout",
459
"default", "default", ("bold", "underline",
460
"standout")),
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
461
432
))
462
433
463
434
if urwid.supports_unicode():
464
self.divider = "─" # \u2500
465
#self.divider = "━" # \u2501
435
self.divider = "─" # \u2500
466
436
else:
467
#self.divider = "-" # \u002d
468
self.divider = "_" # \u005f
469
437
self.divider = "_" # \u005f
438
470
439
self.screen.start()
471
440
472
441
self.size = self.screen.get_cols_rows()
473
442
474
443
self.clients = urwid.SimpleListWalker([])
475
444
self.clients_dict = {}
476
445
477
446
# We will add Text widgets to this list
478
self.log = []
447
self.log = urwid.SimpleListWalker([])
479
448
self.max_log_length = max_log_length
480
449
450
self.log_level = log_level
451
481
452
# We keep a reference to the log widget so we can remove it
482
453
# from the ListWalker without it getting destroyed
483
454
self.logbox = ConstrainedListBox(self.log)
484
455
485
456
# This keeps track of whether self.uilist currently has
486
457
# self.logbox in it or not
487
458
self.log_visible = True
488
459
self.log_wrap = "any"
489
460
490
461
self.rebuild()
491
462
self.log_message_raw(("bold",
492
463
"Mandos Monitor version " + version))
493
464
self.log_message_raw(("bold",
494
465
"q: Quit ?: Help"))
495
466
496
467
self.busname = domain + '.Mandos'
497
self.main_loop = gobject.MainLoop()
498
self.bus = dbus.SystemBus()
499
mandos_dbus_objc = self.bus.get_object(
500
self.busname, "/", follow_name_owner_changes=True)
501
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
502
dbus_interface
503
= server_interface)
504
try:
505
mandos_clients = (self.mandos_serv
506
.GetAllClientsWithProperties())
507
except dbus.exceptions.DBusException:
508
mandos_clients = dbus.Dictionary()
509
510
(self.mandos_serv
511
.connect_to_signal("ClientRemoved",
512
self.find_and_remove_client,
513
dbus_interface=server_interface,
514
byte_arrays=True))
515
(self.mandos_serv
516
.connect_to_signal("ClientAdded",
517
self.add_new_client,
518
dbus_interface=server_interface,
519
byte_arrays=True))
520
(self.mandos_serv
521
.connect_to_signal("ClientNotFound",
522
self.client_not_found,
523
dbus_interface=server_interface,
524
byte_arrays=True))
525
for path, client in mandos_clients.iteritems():
526
client_proxy_object = self.bus.get_object(self.busname,
527
path)
528
self.add_client(MandosClientWidget(server_proxy_object
529
=self.mandos_serv,
530
proxy_object
531
=client_proxy_object,
532
properties=client,
533
update_hook
534
=self.refresh,
535
delete_hook
536
=self.remove_client,
537
logger
538
=self.log_message),
539
path=path)
540
468
self.main_loop = GLib.MainLoop()
469
541
470
def client_not_found(self, fingerprint, address):
542
self.log_message(("Client with address %s and fingerprint %s"
543
" could not be found" % (address,
544
fingerprint)))
545
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
546
475
def rebuild(self):
547
476
"""This rebuilds the User Interface.
548
477
Call this when the widget layout needs to change"""
549
478
self.uilist = []
550
#self.uilist.append(urwid.ListBox(self.clients))
479
# self.uilist.append(urwid.ListBox(self.clients))
551
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
552
481
clients),
553
#header=urwid.Divider(),
482
# header=urwid.Divider(),
554
483
header=None,
555
footer=
556
urwid.Divider(div_char=
557
self.divider)))
484
footer=urwid.Divider(
485
div_char=self.divider)))
558
486
if self.log_visible:
559
487
self.uilist.append(self.logbox)
560
pass
561
488
self.topwidget = urwid.Pile(self.uilist)
562
563
def log_message(self, message):
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
564
494
timestamp = datetime.datetime.now().isoformat()
565
self.log_message_raw(timestamp + ": " + message)
566
567
def log_message_raw(self, markup):
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
568
499
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
569
502
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
570
if (self.max_log_length
571
and len(self.log) > self.max_log_length):
572
del self.log[0:len(self.log)-self.max_log_length-1]
573
self.logbox.set_focus(len(self.logbox.body.contents),
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
506
self.logbox.set_focus(len(self.logbox.body.contents)-1,
574
507
coming_from="above")
575
508
self.refresh()
576
509
577
510
def toggle_log_display(self):
578
511
"""Toggle visibility of the log buffer."""
579
512
self.log_visible = not self.log_visible
580
513
self.rebuild()
581
#self.log_message("Log visibility changed to: "
582
# + unicode(self.log_visible))
583
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
584
517
def change_log_display(self):
585
518
"""Change type of log display.
586
519
Currently, this toggles wrapping of text lines."""
590
523
self.log_wrap = "clip"
591
524
for textwidget in self.log:
592
525
textwidget.set_wrap_mode(self.log_wrap)
593
#self.log_message("Wrap mode: " + self.log_wrap)
594
595
def find_and_remove_client(self, path, name):
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
596
530
"""Find a client by its object path and remove it.
597
598
This is connected to the ClientRemoved signal from the
531
532
This is connected to the InterfacesRemoved signal from the
599
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
600
537
try:
601
538
client = self.clients_dict[path]
602
539
except KeyError:
603
540
# not found?
604
self.log_message("Unknown client %r (%r) removed", name,
605
path)
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
606
543
return
607
544
client.delete()
608
609
def add_new_client(self, path):
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
610
555
client_proxy_object = self.bus.get_object(self.busname, path)
611
self.add_client(MandosClientWidget(server_proxy_object
612
=self.mandos_serv,
613
proxy_object
614
=client_proxy_object,
615
update_hook
616
=self.refresh,
617
delete_hook
618
=self.remove_client,
619
logger
620
=self.log_message),
556
self.add_client(MandosClientWidget(
557
server_proxy_object=self.mandos_serv,
558
proxy_object=client_proxy_object,
559
update_hook=self.refresh,
560
delete_hook=self.remove_client,
561
logger=self.log_message,
562
properties=dict(ifs_and_props[client_interface])),
621
563
path=path)
622
564
623
565
def add_client(self, client, path=None):
624
566
self.clients.append(client)
625
567
if path is None:
626
568
path = client.proxy.object_path
627
569
self.clients_dict[path] = client
628
self.clients.sort(None, lambda c: c.properties["Name"])
570
self.clients.sort(key=lambda c: c.properties["Name"])
629
571
self.refresh()
630
572
631
573
def remove_client(self, client, path=None):
632
574
self.clients.remove(client)
633
575
if path is None:
634
576
path = client.proxy.object_path
635
577
del self.clients_dict[path]
636
if not self.clients_dict:
637
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
638
# is completely emptied, we need to recreate it.
639
self.clients = urwid.SimpleListWalker([])
640
self.rebuild()
641
578
self.refresh()
642
579
643
580
def refresh(self):
644
581
"""Redraw the screen"""
645
582
canvas = self.topwidget.render(self.size, focus=True)
646
583
self.screen.draw_screen(self.size, canvas)
647
584
648
585
def run(self):
649
586
"""Start the main loop and exit when it's done."""
587
self.bus = dbus.SystemBus()
588
mandos_dbus_objc = self.bus.get_object(
589
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
592
try:
593
mandos_clients = (self.mandos_serv
594
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
mandos_clients = dbus.Dictionary()
602
603
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
605
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
byte_arrays=True))
608
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
610
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
612
byte_arrays=True))
613
(self.mandos_serv
614
.connect_to_signal("ClientNotFound",
615
self.client_not_found,
616
dbus_interface=server_interface,
617
byte_arrays=True))
618
for path, client in mandos_clients.items():
619
client_proxy_object = self.bus.get_object(self.busname,
620
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
path=path)
629
650
630
self.refresh()
651
self._input_callback_tag = (gobject.io_add_watch
631
self._input_callback_tag = (GLib.io_add_watch
652
632
(sys.stdin.fileno(),
653
gobject.IO_IN,
633
GLib.IO_IN,
654
634
self.process_input))
655
635
self.main_loop.run()
656
636
# Main loop has finished, we should close everything now
657
gobject.source_remove(self._input_callback_tag)
637
GLib.source_remove(self._input_callback_tag)
658
638
self.screen.stop()
659
639
660
640
def stop(self):
661
641
self.main_loop.quit()
662
642
663
643
def process_input(self, source, condition):
664
644
keys = self.screen.get_input()
665
translations = { "ctrl n": "down", # Emacs
666
"ctrl p": "up", # Emacs
667
"ctrl v": "page down", # Emacs
668
"meta v": "page up", # Emacs
669
" ": "page down", # less
670
"f": "page down", # less
671
"b": "page up", # less
672
"j": "down", # vi
673
"k": "up", # vi
674
}
645
translations = {"ctrl n": "down", # Emacs
646
"ctrl p": "up", # Emacs
647
"ctrl v": "page down", # Emacs
648
"meta v": "page up", # Emacs
649
" ": "page down", # less
650
"f": "page down", # less
651
"b": "page up", # less
652
"j": "down", # vi
653
"k": "up", # vi
654
}
675
655
for key in keys:
676
656
try:
677
657
key = translations[key]
678
658
except KeyError: # :-)
679
659
pass
680
660
681
661
if key == "q" or key == "Q":
682
662
self.stop()
683
663
break
684
664
elif key == "window resize":
685
665
self.size = self.screen.get_cols_rows()
686
666
self.refresh()
687
elif key == "\f": # Ctrl-L
667
elif key == "ctrl l":
668
self.screen.clear()
688
669
self.refresh()
689
670
elif key == "l" or key == "D":
690
671
self.toggle_log_display()
702
683
"?: Help",
703
684
"l: Log window toggle",
704
685
"TAB: Switch window",
705
"w: Wrap (log)"))))
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
706
689
self.log_message_raw(("bold",
707
690
" "
708
691
.join(("Clients:",
721
704
else:
722
705
self.topwidget.set_focus(self.logbox)
723
706
self.refresh()
724
#elif (key == "end" or key == "meta >" or key == "G"
725
# or key == ">"):
726
# pass # xxx end-of-buffer
727
#elif (key == "home" or key == "meta <" or key == "g"
728
# or key == "<"):
729
# pass # xxx beginning-of-buffer
730
#elif key == "ctrl e" or key == "$":
731
# pass # xxx move-end-of-line
732
#elif key == "ctrl a" or key == "^":
733
# pass # xxx move-beginning-of-line
734
#elif key == "ctrl b" or key == "meta (" or key == "h":
735
# pass # xxx left
736
#elif key == "ctrl f" or key == "meta )" or key == "l":
737
# pass # xxx right
738
#elif key == "a":
739
# pass # scroll up log
740
#elif key == "z":
741
# pass # scroll down log
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
742
732
elif self.topwidget.selectable():
743
733
self.topwidget.keypress(self.size, key)
744
734
self.refresh()
745
735
return True
746
736
737
747
738
ui = UserInterface()
748
739
try:
749
740
ui.run()
750
741
except KeyboardInterrupt:
751
742
ui.screen.stop()
752
except Exception, e:
753
ui.log_message(unicode(e))
743
except Exception as e:
744
ui.log_message(str(e))
754
745
ui.screen.stop()
755
746
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0