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- Committer: Teddy Hogeborn
- Date: 2019-09-01 07:07:15 UTC
- Revision ID: teddy@recompile.se-20190901070715-wxmzxxlpx70vewto
Address Python 3 bytes/str warnings
* mandos-monitor (UserInterface.run): Ignore BytesWarning from urwid;
work around Debian bug #939084.
* mandos-monitor (UserInterface.run): Ignore BytesWarning from urwid;
work around Debian bug #939084.
- files added:
- bugs.xml
- debian/source
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- 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 -bb
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2
# -*- mode: python; coding: utf-8 -*-
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#
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009,2010 Teddy Hogeborn
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# Copyright © 2009,2010 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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#
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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, with_statement
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from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
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try:
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from future_builtins import *
31
except ImportError:
32
pass
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import sys
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import os
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import signal
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36
import warnings
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import datetime
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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, u'')
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import logging
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if sys.version_info.major == 2:
52
str = unicode
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locale.setlocale(locale.LC_ALL, '')
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48
56
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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50
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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 = "1.0.15"
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# Always run in monochrome mode
57
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
60
# 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 = "1.8.8"
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try:
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dbus.OBJECT_MANAGER_IFACE
66
except AttributeError:
67
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
68
63
69
64
70
def isoformat_to_datetime(iso):
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71
"Parse an ISO 8601 date string to a datetime.datetime()"
66
72
if not iso:
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return None
68
d, t = iso.split(u"T", 1)
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year, month, day = d.split(u"-", 2)
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hour, minute, second = t.split(u":", 2)
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d, t = iso.split("T", 1)
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year, month, day = d.split("-", 2)
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hour, minute, second = t.split(":", 2)
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second, fraction = divmod(float(second), 1)
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return datetime.datetime(int(year),
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int(month),
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int(day),
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int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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90
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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self.proxy.connect_to_signal(u"PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True)
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self.properties.update(
95
self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
99
# 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.
92
def __init__(self, proxy_object=None, properties=None, **kwargs):
93
self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
95
self.property_changed_match = (
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
100
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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))
105
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super(MandosClientPropertyCache, self).__init__(**kwargs)
107
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def properties_changed(self, interface, properties, invalidated):
109
"""This is called whenever we get a PropertiesChanged signal
110
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
113
if interface == client_interface:
114
self.properties.update(properties)
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def delete(self):
117
self.property_changed_match.remove()
108
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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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"""
113
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def __init__(self, server_proxy_object=None, update_hook=None,
115
delete_hook=None, logger=None, *args, **kwargs):
125
delete_hook=None, logger=None, **kwargs):
116
126
# 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
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
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# The widget shown normally
130
self._text_widget = urwid.Text(u"")
138
self._text_widget = urwid.Text("")
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# The widget shown when we have focus
132
self._focus_text_widget = urwid.Text(u"")
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
135
*args, **kwargs)
140
self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(**kwargs)
136
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self.update()
137
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self.opened = False
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last_checked_ok = isoformat_to_datetime(self.properties
140
[u"LastCheckedOK"])
141
if last_checked_ok is None:
142
self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
145
- last_checked_ok)
146
> datetime.timedelta
147
(milliseconds=
148
self.properties
149
[u"Interval"]))
150
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if self.last_checker_failed:
152
self.using_timer(True)
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if self.need_approval:
155
self.using_timer(True)
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self.proxy.connect_to_signal(u"CheckerCompleted",
158
self.checker_completed,
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client_interface,
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byte_arrays=True)
161
self.proxy.connect_to_signal(u"CheckerStarted",
162
self.checker_started,
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client_interface,
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byte_arrays=True)
165
self.proxy.connect_to_signal(u"GotSecret",
166
self.got_secret,
167
client_interface,
168
byte_arrays=True)
169
self.proxy.connect_to_signal(u"NeedApproval",
170
self.need_approval,
171
client_interface,
172
byte_arrays=True)
173
self.proxy.connect_to_signal(u"Rejected",
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self.rejected,
175
client_interface,
176
byte_arrays=True)
177
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def property_changed(self, property=None, value=None):
179
super(self, MandosClientWidget).property_changed(property,
180
value)
181
if property == u"ApprovalPending":
182
using_timer(bool(value))
183
144
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
147
self.checker_completed,
148
client_interface,
149
byte_arrays=True),
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
152
client_interface,
153
byte_arrays=True),
154
self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("NeedApproval",
159
self.need_approval,
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client_interface,
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byte_arrays=True),
162
self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True))
166
self.logger('Created client {}'
167
.format(self.properties["Name"]), level=0)
168
184
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def using_timer(self, flag):
185
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"""Call this method with True or False when timer should be
186
171
activated or deactivated.
187
172
"""
188
old = self._update_timer_callback_lock
189
if flag:
190
self._update_timer_callback_lock += 1
191
else:
192
self._update_timer_callback_lock -= 1
193
if old == 0 and self._update_timer_callback_lock:
194
self._update_timer_callback_tag = (gobject.timeout_add
173
if flag and self._update_timer_callback_tag is None:
174
# Will update the shown timer value every second
175
self._update_timer_callback_tag = (GLib.timeout_add
195
176
(1000,
196
177
self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
198
gobject.source_remove(self._update_timer_callback_tag)
178
elif not (flag or self._update_timer_callback_tag is None):
179
GLib.source_remove(self._update_timer_callback_tag)
199
180
self._update_timer_callback_tag = None
200
181
201
182
def checker_completed(self, exitstatus, condition, command):
202
183
if exitstatus == 0:
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger(u'Checker for client %s (command "%s")'
207
# u' was successful'
208
# % (self.properties[u"Name"], command))
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
209
187
self.update()
210
188
return
211
189
# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
215
190
if os.WIFEXITED(condition):
216
self.logger(u'Checker for client %s (command "%s")'
217
u' failed with exit code %s'
218
% (self.properties[u"Name"], command,
219
os.WEXITSTATUS(condition)))
191
self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
194
os.WEXITSTATUS(condition)))
220
195
elif os.WIFSIGNALED(condition):
221
self.logger(u'Checker for client %s (command "%s")'
222
u' was killed by signal %s'
223
% (self.properties[u"Name"], command,
224
os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger(u'Checker for client %s (command "%s")'
227
u' dumped core'
228
% (self.properties[u"Name"], command))
229
else:
230
self.logger(u'Checker for client %s completed'
231
u' mysteriously')
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
232
200
self.update()
233
201
234
202
def checker_started(self, command):
235
#self.logger(u'Client %s started checker "%s"'
236
# % (self.properties[u"Name"], unicode(command)))
237
pass
238
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
239
208
def got_secret(self):
240
self.last_checker_failed = False
241
self.logger(u'Client %s received its secret'
242
% self.properties[u"Name"])
243
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
244
212
def need_approval(self, timeout, default):
245
213
if not default:
246
message = u'Client %s needs approval within %s seconds'
214
message = 'Client {} needs approval within {} seconds'
247
215
else:
248
message = u'Client %s will get its secret in %s seconds'
249
self.logger(message
250
% (self.properties[u"Name"], timeout/1000))
251
self.using_timer(True)
252
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
253
220
def rejected(self, reason):
254
self.logger(u'Client %s was rejected; reason: %s'
255
% (self.properties[u"Name"], reason))
256
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
257
224
def selectable(self):
258
225
"""Make this a "selectable" widget.
259
226
This overrides the method from urwid.FlowWidget."""
260
227
return True
261
262
def rows(self, (maxcol,), focus=False):
228
229
def rows(self, maxcolrow, focus=False):
263
230
"""How many rows this widget will occupy might depend on
264
231
whether we have focus or not.
265
232
This overrides the method from urwid.FlowWidget"""
266
return self.current_widget(focus).rows((maxcol,), focus=focus)
267
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
268
235
def current_widget(self, focus=False):
269
236
if focus or self.opened:
270
237
return self._focus_widget
271
238
return self._widget
272
239
273
240
def update(self):
274
241
"Called when what is visible on the screen should be updated."
275
242
# How to add standout mode to a style
276
with_standout = { u"normal": u"standout",
277
u"bold": u"bold-standout",
278
u"underline-blink":
279
u"underline-blink-standout",
280
u"bold-underline-blink":
281
u"bold-underline-blink-standout",
282
}
243
with_standout = {"normal": "standout",
244
"bold": "bold-standout",
245
"underline-blink":
246
"underline-blink-standout",
247
"bold-underline-blink":
248
"bold-underline-blink-standout",
249
}
283
250
284
251
# Rebuild focus and non-focus widgets using current properties
285
252
286
253
# Base part of a client. Name!
287
base = (u'%(name)s: '
288
% {u"name": self.properties[u"Name"]})
289
if not self.properties[u"Enabled"]:
290
message = u"DISABLED"
291
elif self.properties[u"ApprovalPending"]:
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
[u"ApprovalDelay"])
254
base = '{name}: '.format(name=self.properties["Name"])
255
if not self.properties["Enabled"]:
256
message = "DISABLED"
257
self.using_timer(False)
258
elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
295
261
last_approval_request = isoformat_to_datetime(
296
self.properties[u"LastApprovalRequest"])
262
self.properties["LastApprovalRequest"])
297
263
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
300
267
else:
301
268
timer = datetime.timedelta()
302
if self.properties[u"ApprovedByDefault"]:
303
message = u"Approval in %s. (d)eny?"
304
else:
305
message = u"Denial in %s. (a)pprove?"
306
message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
309
= self.properties
310
[u"Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties[u"LastCheckedOK"]
313
or self.properties[u"Created"]),
314
self.properties[u"LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = (u'A checker has failed! Time until client'
317
u' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
269
if self.properties["ApprovedByDefault"]:
270
message = "Approval in {}. (d)eny?"
271
else:
272
message = "Denial in {}. (a)pprove?"
273
message = message.format(str(timer).rsplit(".", 1)[0])
274
self.using_timer(True)
275
elif self.properties["LastCheckerStatus"] != 0:
276
# When checker has failed, show timer until client expires
277
expires = self.properties["Expires"]
278
if expires == "":
279
timer = datetime.timedelta(0)
280
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
285
message = ('A checker has failed! Time until client'
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
319
289
else:
320
message = u"enabled"
321
self._text = "%s%s" % (base, message)
322
290
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
323
294
if not urwid.supports_unicode():
324
295
self._text = self._text.encode("ascii", "replace")
325
textlist = [(u"normal", self._text)]
296
textlist = [("normal", self._text)]
326
297
self._text_widget.set_text(textlist)
327
298
self._focus_text_widget.set_text([(with_standout[text[0]],
328
299
text[1])
335
306
# Run update hook, if any
336
307
if self.update_hook is not None:
337
308
self.update_hook()
338
309
339
310
def update_timer(self):
340
"called by gobject"
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
341
314
self.update()
342
315
return True # Keep calling this
343
344
def delete(self):
316
317
def delete(self, **kwargs):
345
318
if self._update_timer_callback_tag is not None:
346
gobject.source_remove(self._update_timer_callback_tag)
319
GLib.source_remove(self._update_timer_callback_tag)
347
320
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
348
324
if self.delete_hook is not None:
349
325
self.delete_hook(self)
350
351
def render(self, (maxcol,), focus=False):
326
return super(MandosClientWidget, self).delete(**kwargs)
327
328
def render(self, maxcolrow, focus=False):
352
329
"""Render differently if we have focus.
353
330
This overrides the method from urwid.FlowWidget"""
354
return self.current_widget(focus).render((maxcol,),
331
return self.current_widget(focus).render(maxcolrow,
355
332
focus=focus)
356
357
def keypress(self, (maxcol,), key):
333
334
def keypress(self, maxcolrow, key):
358
335
"""Handle keys.
359
336
This overrides the method from urwid.FlowWidget"""
360
if key == u"+":
361
self.proxy.Enable(dbus_interface = client_interface)
362
elif key == u"-":
363
self.proxy.Disable(dbus_interface = client_interface)
364
elif key == u"a":
337
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
341
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
345
elif key == "a":
365
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
dbus_interface = client_interface)
367
elif key == u"d":
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "d":
368
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
dbus_interface = client_interface)
370
elif key == u"R" or key == u"_" or key == u"ctrl k":
351
dbus_interface=client_interface,
352
ignore_reply=True)
353
elif key == "R" or key == "_" or key == "ctrl k":
371
354
self.server_proxy_object.RemoveClient(self.proxy
372
.object_path)
373
elif key == u"s":
374
self.proxy.StartChecker(dbus_interface = client_interface)
375
elif key == u"S":
376
self.proxy.StopChecker(dbus_interface = client_interface)
377
elif key == u"C":
378
self.proxy.CheckedOK(dbus_interface = client_interface)
355
.object_path,
356
ignore_reply=True)
357
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
361
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
365
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
367
ignore_reply=True)
379
368
# xxx
380
# elif key == u"p" or key == "=":
369
# elif key == "p" or key == "=":
381
370
# self.proxy.pause()
382
# elif key == u"u" or key == ":":
371
# elif key == "u" or key == ":":
383
372
# self.proxy.unpause()
384
# elif key == u"RET":
373
# elif key == "RET":
385
374
# self.open()
386
375
else:
387
376
return key
388
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
391
"""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.
392
380
This overrides the method from MandosClientPropertyCache"""
393
property_name = unicode(property)
394
old_value = self.properties.get(property_name)
395
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
397
if self.properties.get(property_name) != old_value:
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):
398
387
self.update()
399
388
400
389
403
392
"down" key presses, thus not allowing any containing widgets to
404
393
use them as an excuse to shift focus away from this widget.
405
394
"""
406
def keypress(self, (maxcol, maxrow), key):
407
ret = super(ConstrainedListBox, self).keypress((maxcol,
408
maxrow), key)
409
if ret in (u"up", u"down"):
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
398
if ret in ("up", "down"):
410
399
return
411
400
return ret
412
401
415
404
"""This is the entire user interface - the whole screen
416
405
with boxes, lists of client widgets, etc.
417
406
"""
418
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
419
408
DBusGMainLoop(set_as_default=True)
420
409
421
410
self.screen = urwid.curses_display.Screen()
422
411
423
412
self.screen.register_palette((
424
(u"normal",
425
u"default", u"default", None),
426
(u"bold",
427
u"default", u"default", u"bold"),
428
(u"underline-blink",
429
u"default", u"default", u"underline"),
430
(u"standout",
431
u"default", u"default", u"standout"),
432
(u"bold-underline-blink",
433
u"default", u"default", (u"bold", u"underline")),
434
(u"bold-standout",
435
u"default", u"default", (u"bold", u"standout")),
436
(u"underline-blink-standout",
437
u"default", u"default", (u"underline", u"standout")),
438
(u"bold-underline-blink-standout",
439
u"default", u"default", (u"bold", u"underline",
440
u"standout")),
413
("normal",
414
"default", "default", None),
415
("bold",
416
"bold", "default", "bold"),
417
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
419
("standout",
420
"standout", "default", "standout"),
421
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
424
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
426
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
429
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
441
432
))
442
433
443
434
if urwid.supports_unicode():
444
self.divider = u"─" # \u2500
445
#self.divider = u"━" # \u2501
435
self.divider = "─" # \u2500
446
436
else:
447
#self.divider = u"-" # \u002d
448
self.divider = u"_" # \u005f
449
437
self.divider = "_" # \u005f
438
450
439
self.screen.start()
451
440
452
441
self.size = self.screen.get_cols_rows()
453
442
454
443
self.clients = urwid.SimpleListWalker([])
455
444
self.clients_dict = {}
456
445
457
446
# We will add Text widgets to this list
458
self.log = []
447
self.log = urwid.SimpleListWalker([])
459
448
self.max_log_length = max_log_length
460
449
450
self.log_level = log_level
451
461
452
# We keep a reference to the log widget so we can remove it
462
453
# from the ListWalker without it getting destroyed
463
454
self.logbox = ConstrainedListBox(self.log)
464
455
465
456
# This keeps track of whether self.uilist currently has
466
457
# self.logbox in it or not
467
458
self.log_visible = True
468
self.log_wrap = u"any"
469
459
self.log_wrap = "any"
460
470
461
self.rebuild()
471
self.log_message_raw((u"bold",
472
u"Mandos Monitor version " + version))
473
self.log_message_raw((u"bold",
474
u"q: Quit ?: Help"))
475
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
466
476
467
self.busname = domain + '.Mandos'
477
self.main_loop = gobject.MainLoop()
478
self.bus = dbus.SystemBus()
479
mandos_dbus_objc = self.bus.get_object(
480
self.busname, u"/", follow_name_owner_changes=True)
481
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
482
dbus_interface
483
= server_interface)
484
try:
485
mandos_clients = (self.mandos_serv
486
.GetAllClientsWithProperties())
487
except dbus.exceptions.DBusException:
488
mandos_clients = dbus.Dictionary()
489
490
(self.mandos_serv
491
.connect_to_signal(u"ClientRemoved",
492
self.find_and_remove_client,
493
dbus_interface=server_interface,
494
byte_arrays=True))
495
(self.mandos_serv
496
.connect_to_signal(u"ClientAdded",
497
self.add_new_client,
498
dbus_interface=server_interface,
499
byte_arrays=True))
500
(self.mandos_serv
501
.connect_to_signal(u"ClientNotFound",
502
self.client_not_found,
503
dbus_interface=server_interface,
504
byte_arrays=True))
505
for path, client in mandos_clients.iteritems():
506
client_proxy_object = self.bus.get_object(self.busname,
507
path)
508
self.add_client(MandosClientWidget(server_proxy_object
509
=self.mandos_serv,
510
proxy_object
511
=client_proxy_object,
512
properties=client,
513
update_hook
514
=self.refresh,
515
delete_hook
516
=self.remove_client,
517
logger
518
=self.log_message),
519
path=path)
520
468
self.main_loop = GLib.MainLoop()
469
521
470
def client_not_found(self, fingerprint, address):
522
self.log_message((u"Client with address %s and fingerprint %s"
523
u" could not be found" % (address,
524
fingerprint)))
525
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
526
475
def rebuild(self):
527
476
"""This rebuilds the User Interface.
528
477
Call this when the widget layout needs to change"""
529
478
self.uilist = []
530
#self.uilist.append(urwid.ListBox(self.clients))
479
# self.uilist.append(urwid.ListBox(self.clients))
531
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
532
481
clients),
533
#header=urwid.Divider(),
482
# header=urwid.Divider(),
534
483
header=None,
535
footer=
536
urwid.Divider(div_char=
537
self.divider)))
484
footer=urwid.Divider(
485
div_char=self.divider)))
538
486
if self.log_visible:
539
487
self.uilist.append(self.logbox)
540
pass
541
488
self.topwidget = urwid.Pile(self.uilist)
542
543
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
544
494
timestamp = datetime.datetime.now().isoformat()
545
self.log_message_raw(timestamp + u": " + message)
546
547
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):
548
499
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
549
502
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
550
if (self.max_log_length
551
and len(self.log) > self.max_log_length):
552
del self.log[0:len(self.log)-self.max_log_length-1]
553
self.logbox.set_focus(len(self.logbox.body.contents),
554
coming_from=u"above")
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,
507
coming_from="above")
555
508
self.refresh()
556
509
557
510
def toggle_log_display(self):
558
511
"""Toggle visibility of the log buffer."""
559
512
self.log_visible = not self.log_visible
560
513
self.rebuild()
561
#self.log_message(u"Log visibility changed to: "
562
# + unicode(self.log_visible))
563
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
564
517
def change_log_display(self):
565
518
"""Change type of log display.
566
519
Currently, this toggles wrapping of text lines."""
567
if self.log_wrap == u"clip":
568
self.log_wrap = u"any"
520
if self.log_wrap == "clip":
521
self.log_wrap = "any"
569
522
else:
570
self.log_wrap = u"clip"
523
self.log_wrap = "clip"
571
524
for textwidget in self.log:
572
525
textwidget.set_wrap_mode(self.log_wrap)
573
#self.log_message(u"Wrap mode: " + self.log_wrap)
574
575
def find_and_remove_client(self, path, name):
576
"""Find an client from its object path and remove it.
577
578
This is connected to the ClientRemoved signal from the
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
579
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
580
537
try:
581
538
client = self.clients_dict[path]
582
539
except KeyError:
583
540
# not found?
584
return
585
self.remove_client(client, path)
586
587
def add_new_client(self, path):
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
543
return
544
client.delete()
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
588
555
client_proxy_object = self.bus.get_object(self.busname, path)
589
self.add_client(MandosClientWidget(server_proxy_object
590
=self.mandos_serv,
591
proxy_object
592
=client_proxy_object,
593
update_hook
594
=self.refresh,
595
delete_hook
596
=self.remove_client,
597
logger
598
=self.log_message),
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])),
599
563
path=path)
600
564
601
565
def add_client(self, client, path=None):
602
566
self.clients.append(client)
603
567
if path is None:
604
568
path = client.proxy.object_path
605
569
self.clients_dict[path] = client
606
self.clients.sort(None, lambda c: c.properties[u"Name"])
570
self.clients.sort(key=lambda c: c.properties["Name"])
607
571
self.refresh()
608
572
609
573
def remove_client(self, client, path=None):
610
574
self.clients.remove(client)
611
575
if path is None:
612
576
path = client.proxy.object_path
613
577
del self.clients_dict[path]
614
if not self.clients_dict:
615
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
616
# is completely emptied, we need to recreate it.
617
self.clients = urwid.SimpleListWalker([])
618
self.rebuild()
619
578
self.refresh()
620
579
621
580
def refresh(self):
622
581
"""Redraw the screen"""
623
582
canvas = self.topwidget.render(self.size, focus=True)
624
583
self.screen.draw_screen(self.size, canvas)
625
584
626
585
def run(self):
627
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
628
630
self.refresh()
629
self._input_callback_tag = (gobject.io_add_watch
630
(sys.stdin.fileno(),
631
gobject.IO_IN,
632
self.process_input))
631
self._input_callback_tag = (
632
GLib.io_add_watch(
633
GLib.IOChannel.unix_new(sys.stdin.fileno()),
634
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
635
self.process_input))
633
636
self.main_loop.run()
634
637
# Main loop has finished, we should close everything now
635
gobject.source_remove(self._input_callback_tag)
636
self.screen.stop()
637
638
GLib.source_remove(self._input_callback_tag)
639
with warnings.catch_warnings():
640
warnings.simplefilter("ignore", BytesWarning)
641
self.screen.stop()
642
638
643
def stop(self):
639
644
self.main_loop.quit()
640
645
641
646
def process_input(self, source, condition):
642
647
keys = self.screen.get_input()
643
translations = { u"ctrl n": u"down", # Emacs
644
u"ctrl p": u"up", # Emacs
645
u"ctrl v": u"page down", # Emacs
646
u"meta v": u"page up", # Emacs
647
u" ": u"page down", # less
648
u"f": u"page down", # less
649
u"b": u"page up", # less
650
u"j": u"down", # vi
651
u"k": u"up", # vi
652
}
648
translations = {"ctrl n": "down", # Emacs
649
"ctrl p": "up", # Emacs
650
"ctrl v": "page down", # Emacs
651
"meta v": "page up", # Emacs
652
" ": "page down", # less
653
"f": "page down", # less
654
"b": "page up", # less
655
"j": "down", # vi
656
"k": "up", # vi
657
}
653
658
for key in keys:
654
659
try:
655
660
key = translations[key]
656
661
except KeyError: # :-)
657
662
pass
658
659
if key == u"q" or key == u"Q":
663
664
if key == "q" or key == "Q":
660
665
self.stop()
661
666
break
662
elif key == u"window resize":
667
elif key == "window resize":
663
668
self.size = self.screen.get_cols_rows()
664
669
self.refresh()
665
elif key == u"\f": # Ctrl-L
670
elif key == "ctrl l":
671
self.screen.clear()
666
672
self.refresh()
667
elif key == u"l" or key == u"D":
673
elif key == "l" or key == "D":
668
674
self.toggle_log_display()
669
675
self.refresh()
670
elif key == u"w" or key == u"i":
676
elif key == "w" or key == "i":
671
677
self.change_log_display()
672
678
self.refresh()
673
elif key == u"?" or key == u"f1" or key == u"esc":
679
elif key == "?" or key == "f1" or key == "esc":
674
680
if not self.log_visible:
675
681
self.log_visible = True
676
682
self.rebuild()
677
self.log_message_raw((u"bold",
678
u" ".
679
join((u"q: Quit",
680
u"?: Help",
681
u"l: Log window toggle",
682
u"TAB: Switch window",
683
u"w: Wrap (log)"))))
684
self.log_message_raw((u"bold",
685
u" "
686
.join((u"Clients:",
687
u"+: Enable",
688
u"-: Disable",
689
u"R: Remove",
690
u"s: Start new checker",
691
u"S: Stop checker",
692
u"C: Checker OK",
693
u"a: Approve",
694
u"d: Deny"))))
683
self.log_message_raw(("bold",
684
" ".
685
join(("q: Quit",
686
"?: Help",
687
"l: Log window toggle",
688
"TAB: Switch window",
689
"w: Wrap (log lines)",
690
"v: Toggle verbose log",
691
))))
692
self.log_message_raw(("bold",
693
" "
694
.join(("Clients:",
695
"+: Enable",
696
"-: Disable",
697
"R: Remove",
698
"s: Start new checker",
699
"S: Stop checker",
700
"C: Checker OK",
701
"a: Approve",
702
"d: Deny"))))
695
703
self.refresh()
696
elif key == u"tab":
704
elif key == "tab":
697
705
if self.topwidget.get_focus() is self.logbox:
698
706
self.topwidget.set_focus(0)
699
707
else:
700
708
self.topwidget.set_focus(self.logbox)
701
709
self.refresh()
702
#elif (key == u"end" or key == u"meta >" or key == u"G"
703
# or key == u">"):
704
# pass # xxx end-of-buffer
705
#elif (key == u"home" or key == u"meta <" or key == u"g"
706
# or key == u"<"):
707
# pass # xxx beginning-of-buffer
708
#elif key == u"ctrl e" or key == u"$":
709
# pass # xxx move-end-of-line
710
#elif key == u"ctrl a" or key == u"^":
711
# pass # xxx move-beginning-of-line
712
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
713
# pass # xxx left
714
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
715
# pass # xxx right
716
#elif key == u"a":
717
# pass # scroll up log
718
#elif key == u"z":
719
# pass # scroll down log
710
elif key == "v":
711
if self.log_level == 0:
712
self.log_level = 1
713
self.log_message("Verbose mode: Off")
714
else:
715
self.log_level = 0
716
self.log_message("Verbose mode: On")
717
# elif (key == "end" or key == "meta >" or key == "G"
718
# or key == ">"):
719
# pass # xxx end-of-buffer
720
# elif (key == "home" or key == "meta <" or key == "g"
721
# or key == "<"):
722
# pass # xxx beginning-of-buffer
723
# elif key == "ctrl e" or key == "$":
724
# pass # xxx move-end-of-line
725
# elif key == "ctrl a" or key == "^":
726
# pass # xxx move-beginning-of-line
727
# elif key == "ctrl b" or key == "meta (" or key == "h":
728
# pass # xxx left
729
# elif key == "ctrl f" or key == "meta )" or key == "l":
730
# pass # xxx right
731
# elif key == "a":
732
# pass # scroll up log
733
# elif key == "z":
734
# pass # scroll down log
720
735
elif self.topwidget.selectable():
721
736
self.topwidget.keypress(self.size, key)
722
737
self.refresh()
723
738
return True
724
739
740
725
741
ui = UserInterface()
726
742
try:
727
743
ui.run()
728
744
except KeyboardInterrupt:
729
745
ui.screen.stop()
730
except Exception, e:
731
ui.log_message(unicode(e))
746
except Exception as e:
747
ui.log_message(str(e))
732
748
ui.screen.stop()
733
749
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0