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- Committer: Teddy Hogeborn
- Date: 2014-07-16 01:41:23 UTC
- mto: (237.7.272 trunk)
- mto: This revision was merged to the branch mainline in revision 319.
- Revision ID: teddy@recompile.se-20140716014123-kc87e8yoyqkzo24u
plugin-runner: Bug Fix: Fix some memory leaks.
* plugin-runner.c (main): Free the individual direntries.
* plugin-runner.c (main): Free the individual direntries.
- files added:
- debian/mandos-client.examples
- debian/upstream
- network-hooks.d
- files modified:
- .bzrignore
added
removed
mandos-monitor
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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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# Copyright © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 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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# GNU General Public License for more details.
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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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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@fukt.bsnet.se>.
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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, unicode_literals
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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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try:
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import gobject
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except ImportError:
45
from gi.repository import GObject as gobject
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import dbus
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import UserList
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import locale
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if sys.version_info[0] == 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 = "1.3.0"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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version = "1.6.6"
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64
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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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properties and calls a hook function when any of them are
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changed.
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"""
85
def __init__(self, proxy_object=None, *args, **kwargs):
86
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()
89
self.proxy.connect_to_signal("PropertyChanged",
90
self.property_changed,
91
client_interface,
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byte_arrays=True)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
99
# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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self.properties = dict() if properties is None else properties
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self.property_changed_match = (
90
self.proxy.connect_to_signal("PropertyChanged",
91
self._property_changed,
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client_interface,
93
byte_arrays=True))
94
95
if properties is None:
96
self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface
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= dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def _property_changed(self, property, value):
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"""Helper which takes positional arguments"""
105
return self.property_changed(property=property, value=value)
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102
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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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110
"""
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# Update properties dict with new value
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112
self.properties[property] = value
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def delete(self):
115
self.property_changed_match.remove()
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
115
delete_hook=None, logger=None, *args, **kwargs):
123
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.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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129
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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__(
134
update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
139
super(MandosClientWidget, self).__init__(**kwargs)
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self.update()
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self.opened = False
138
142
139
last_checked_ok = isoformat_to_datetime(self.properties
140
["LastCheckedOK"])
141
if last_checked_ok is None:
142
self.last_checker_failed = True
143
else:
144
self.last_checker_failed = ((datetime.datetime.utcnow()
145
- last_checked_ok)
146
> datetime.timedelta
147
(milliseconds=
148
self.properties
149
["Interval"]))
150
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if self.last_checker_failed:
152
self.using_timer(True)
153
154
if self.need_approval:
155
self.using_timer(True)
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self.proxy.connect_to_signal("CheckerCompleted",
158
self.checker_completed,
159
client_interface,
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byte_arrays=True)
161
self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
163
client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True)
169
self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True)
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True)
143
self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
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client_interface,
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byte_arrays=True),
152
self.proxy.connect_to_signal("GotSecret",
153
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",
157
self.need_approval,
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client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True))
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self.logger('Created client {0}'
165
.format(self.properties["Name"]), level=0)
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def property_changed(self, property=None, value=None):
179
super(self, MandosClientWidget).property_changed(property,
180
value)
181
if property == "ApprovalPending":
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using_timer(bool(value))
183
184
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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.
187
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"""
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:
171
if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (gobject.timeout_add
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(1000,
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self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
176
elif not (flag or self._update_timer_callback_tag is None):
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gobject.source_remove(self._update_timer_callback_tag)
199
178
self._update_timer_callback_tag = None
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179
201
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def checker_completed(self, exitstatus, condition, command):
202
181
if exitstatus == 0:
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
208
# % (self.properties["Name"], command))
182
self.logger('Checker for client {0} (command "{1}")'
183
' succeeded'.format(self.properties["Name"],
184
command), level=0)
209
185
self.update()
210
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return
211
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# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
215
188
if os.WIFEXITED(condition):
216
self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
218
% (self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
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self.logger('Checker for client {0} (command "{1}")'
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' failed with exit code {2}'
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.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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193
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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self.logger('Checker for client {0} (command "{1}") was'
195
' killed by signal {2}'
196
.format(self.properties["Name"], command,
197
os.WTERMSIG(condition)))
225
198
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
199
self.logger('Checker for client {0} (command "{1}")'
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200
' dumped core'
228
% (self.properties["Name"], command))
201
.format(self.properties["Name"], command))
229
202
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
203
self.logger('Checker for client {0} completed'
204
' mysteriously'
205
.format(self.properties["Name"]))
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self.update()
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def checker_started(self, command):
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
209
"""Server signals that a checker started."""
210
self.logger('Client {0} started checker "{1}"'
211
.format(self.properties["Name"],
212
command), level=0)
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213
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def got_secret(self):
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
215
self.logger('Client {0} received its secret'
216
.format(self.properties["Name"]))
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def need_approval(self, timeout, default):
245
219
if not default:
246
message = 'Client %s needs approval within %s seconds'
220
message = 'Client {0} needs approval within {1} seconds'
247
221
else:
248
message = 'Client %s will get its secret in %s seconds'
249
self.logger(message
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
222
message = 'Client {0} will get its secret in {1} seconds'
223
self.logger(message.format(self.properties["Name"],
224
timeout/1000))
252
225
253
226
def rejected(self, reason):
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
227
self.logger('Client {0} was rejected; reason: {1}'
228
.format(self.properties["Name"], reason))
256
229
257
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def selectable(self):
258
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"""Make this a "selectable" widget.
280
253
"bold-underline-blink":
281
254
"bold-underline-blink-standout",
282
255
}
283
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284
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# Rebuild focus and non-focus widgets using current properties
285
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286
259
# Base part of a client. Name!
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
260
base = '{name}: '.format(name=self.properties["Name"])
289
261
if not self.properties["Enabled"]:
290
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message = "DISABLED"
263
self.using_timer(False)
291
264
elif self.properties["ApprovalPending"]:
292
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timeout = datetime.timedelta(milliseconds
293
266
= self.properties
295
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last_approval_request = isoformat_to_datetime(
296
269
self.properties["LastApprovalRequest"])
297
270
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
271
timer = max(timeout - (datetime.datetime.utcnow()
272
- last_approval_request),
273
datetime.timedelta())
300
274
else:
301
275
timer = datetime.timedelta()
302
276
if self.properties["ApprovedByDefault"]:
303
message = "Approval in %s. (d)eny?"
304
else:
305
message = "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
["Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
277
message = "Approval in {0}. (d)eny?"
278
else:
279
message = "Denial in {0}. (a)pprove?"
280
message = message.format(str(timer).rsplit(".", 1)[0])
281
self.using_timer(True)
282
elif self.properties["LastCheckerStatus"] != 0:
283
# When checker has failed, show timer until client expires
284
expires = self.properties["Expires"]
285
if expires == "":
286
timer = datetime.timedelta(0)
287
else:
288
expires = (datetime.datetime.strptime
289
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
290
timer = max(expires - datetime.datetime.utcnow(),
291
datetime.timedelta())
316
292
message = ('A checker has failed! Time until client'
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
293
' gets disabled: {0}'
294
.format(str(timer).rsplit(".", 1)[0]))
295
self.using_timer(True)
319
296
else:
320
297
message = "enabled"
321
self._text = "%s%s" % (base, message)
322
298
self.using_timer(False)
299
self._text = "{0}{1}".format(base, message)
300
323
301
if not urwid.supports_unicode():
324
302
self._text = self._text.encode("ascii", "replace")
325
303
textlist = [("normal", self._text)]
337
315
self.update_hook()
338
316
339
317
def update_timer(self):
340
"called by gobject"
318
"""called by gobject. Will indefinitely loop until
319
gobject.source_remove() on tag is called"""
341
320
self.update()
342
321
return True # Keep calling this
343
322
344
def delete(self):
323
def delete(self, **kwargs):
345
324
if self._update_timer_callback_tag is not None:
346
325
gobject.source_remove(self._update_timer_callback_tag)
347
326
self._update_timer_callback_tag = None
327
for match in self.match_objects:
328
match.remove()
329
self.match_objects = ()
348
330
if self.delete_hook is not None:
349
331
self.delete_hook(self)
332
return super(MandosClientWidget, self).delete(**kwargs)
350
333
351
334
def render(self, maxcolrow, focus=False):
352
335
"""Render differently if we have focus.
394
377
else:
395
378
return key
396
379
397
def property_changed(self, property=None, value=None,
398
*args, **kwargs):
380
def property_changed(self, property=None, **kwargs):
399
381
"""Call self.update() if old value is not new value.
400
382
This overrides the method from MandosClientPropertyCache"""
401
property_name = unicode(property)
383
property_name = str(property)
402
384
old_value = self.properties.get(property_name)
403
385
super(MandosClientWidget, self).property_changed(
404
property=property, value=value, *args, **kwargs)
386
property=property, **kwargs)
405
387
if self.properties.get(property_name) != old_value:
406
388
self.update()
407
389
411
393
"down" key presses, thus not allowing any containing widgets to
412
394
use them as an excuse to shift focus away from this widget.
413
395
"""
414
def keypress(self, maxcolrow, key):
415
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
396
def keypress(self, *args, **kwargs):
397
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
416
398
if ret in ("up", "down"):
417
399
return
418
400
return ret
422
404
"""This is the entire user interface - the whole screen
423
405
with boxes, lists of client widgets, etc.
424
406
"""
425
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
426
408
DBusGMainLoop(set_as_default=True)
427
409
428
410
self.screen = urwid.curses_display.Screen()
431
413
("normal",
432
414
"default", "default", None),
433
415
("bold",
434
"default", "default", "bold"),
416
"bold", "default", "bold"),
435
417
("underline-blink",
436
"default", "default", "underline"),
418
"underline,blink", "default", "underline,blink"),
437
419
("standout",
438
"default", "default", "standout"),
420
"standout", "default", "standout"),
439
421
("bold-underline-blink",
440
"default", "default", ("bold", "underline")),
422
"bold,underline,blink", "default", "bold,underline,blink"),
441
423
("bold-standout",
442
"default", "default", ("bold", "standout")),
424
"bold,standout", "default", "bold,standout"),
443
425
("underline-blink-standout",
444
"default", "default", ("underline", "standout")),
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
445
428
("bold-underline-blink-standout",
446
"default", "default", ("bold", "underline",
447
"standout")),
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
448
431
))
449
432
450
433
if urwid.supports_unicode():
465
448
self.log = []
466
449
self.max_log_length = max_log_length
467
450
451
self.log_level = log_level
452
468
453
# We keep a reference to the log widget so we can remove it
469
454
# from the ListWalker without it getting destroyed
470
455
self.logbox = ConstrainedListBox(self.log)
482
467
483
468
self.busname = domain + '.Mandos'
484
469
self.main_loop = gobject.MainLoop()
485
self.bus = dbus.SystemBus()
486
mandos_dbus_objc = self.bus.get_object(
487
self.busname, "/", follow_name_owner_changes=True)
488
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
489
dbus_interface
490
= server_interface)
491
try:
492
mandos_clients = (self.mandos_serv
493
.GetAllClientsWithProperties())
494
except dbus.exceptions.DBusException:
495
mandos_clients = dbus.Dictionary()
496
497
(self.mandos_serv
498
.connect_to_signal("ClientRemoved",
499
self.find_and_remove_client,
500
dbus_interface=server_interface,
501
byte_arrays=True))
502
(self.mandos_serv
503
.connect_to_signal("ClientAdded",
504
self.add_new_client,
505
dbus_interface=server_interface,
506
byte_arrays=True))
507
(self.mandos_serv
508
.connect_to_signal("ClientNotFound",
509
self.client_not_found,
510
dbus_interface=server_interface,
511
byte_arrays=True))
512
for path, client in mandos_clients.iteritems():
513
client_proxy_object = self.bus.get_object(self.busname,
514
path)
515
self.add_client(MandosClientWidget(server_proxy_object
516
=self.mandos_serv,
517
proxy_object
518
=client_proxy_object,
519
properties=client,
520
update_hook
521
=self.refresh,
522
delete_hook
523
=self.remove_client,
524
logger
525
=self.log_message),
526
path=path)
527
470
528
471
def client_not_found(self, fingerprint, address):
529
self.log_message(("Client with address %s and fingerprint %s"
530
" could not be found" % (address,
531
fingerprint)))
472
self.log_message("Client with address {0} and fingerprint"
473
" {1} could not be found"
474
.format(address, fingerprint))
532
475
533
476
def rebuild(self):
534
477
"""This rebuilds the User Interface.
544
487
self.divider)))
545
488
if self.log_visible:
546
489
self.uilist.append(self.logbox)
547
pass
548
490
self.topwidget = urwid.Pile(self.uilist)
549
491
550
def log_message(self, message):
492
def log_message(self, message, level=1):
493
"""Log message formatted with timestamp"""
494
if level < self.log_level:
495
return
551
496
timestamp = datetime.datetime.now().isoformat()
552
self.log_message_raw(timestamp + ": " + message)
497
self.log_message_raw("{0}: {1}".format(timestamp, message),
498
level=level)
553
499
554
def log_message_raw(self, markup):
500
def log_message_raw(self, markup, level=1):
555
501
"""Add a log message to the log buffer."""
502
if level < self.log_level:
503
return
556
504
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
557
505
if (self.max_log_length
558
506
and len(self.log) > self.max_log_length):
565
513
"""Toggle visibility of the log buffer."""
566
514
self.log_visible = not self.log_visible
567
515
self.rebuild()
568
#self.log_message("Log visibility changed to: "
569
# + unicode(self.log_visible))
516
self.log_message("Log visibility changed to: {0}"
517
.format(self.log_visible), level=0)
570
518
571
519
def change_log_display(self):
572
520
"""Change type of log display.
577
525
self.log_wrap = "clip"
578
526
for textwidget in self.log:
579
527
textwidget.set_wrap_mode(self.log_wrap)
580
#self.log_message("Wrap mode: " + self.log_wrap)
528
self.log_message("Wrap mode: {0}".format(self.log_wrap),
529
level=0)
581
530
582
531
def find_and_remove_client(self, path, name):
583
"""Find an client from its object path and remove it.
532
"""Find a client by its object path and remove it.
584
533
585
534
This is connected to the ClientRemoved signal from the
586
535
Mandos server object."""
588
537
client = self.clients_dict[path]
589
538
except KeyError:
590
539
# not found?
540
self.log_message("Unknown client {0!r} ({1!r}) removed"
541
.format(name, path))
591
542
return
592
self.remove_client(client, path)
543
client.delete()
593
544
594
545
def add_new_client(self, path):
595
546
client_proxy_object = self.bus.get_object(self.busname, path)
610
561
if path is None:
611
562
path = client.proxy.object_path
612
563
self.clients_dict[path] = client
613
self.clients.sort(None, lambda c: c.properties["Name"])
564
self.clients.sort(key=lambda c: c.properties["Name"])
614
565
self.refresh()
615
566
616
567
def remove_client(self, client, path=None):
618
569
if path is None:
619
570
path = client.proxy.object_path
620
571
del self.clients_dict[path]
621
if not self.clients_dict:
622
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
623
# is completely emptied, we need to recreate it.
624
self.clients = urwid.SimpleListWalker([])
625
self.rebuild()
626
572
self.refresh()
627
573
628
574
def refresh(self):
632
578
633
579
def run(self):
634
580
"""Start the main loop and exit when it's done."""
581
self.bus = dbus.SystemBus()
582
mandos_dbus_objc = self.bus.get_object(
583
self.busname, "/", follow_name_owner_changes=True)
584
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
585
dbus_interface
586
= server_interface)
587
try:
588
mandos_clients = (self.mandos_serv
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
self.log_message_raw(("bold", "Note: Server has no clients."))
592
except dbus.exceptions.DBusException:
593
self.log_message_raw(("bold", "Note: No Mandos server running."))
594
mandos_clients = dbus.Dictionary()
595
596
(self.mandos_serv
597
.connect_to_signal("ClientRemoved",
598
self.find_and_remove_client,
599
dbus_interface=server_interface,
600
byte_arrays=True))
601
(self.mandos_serv
602
.connect_to_signal("ClientAdded",
603
self.add_new_client,
604
dbus_interface=server_interface,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("ClientNotFound",
608
self.client_not_found,
609
dbus_interface=server_interface,
610
byte_arrays=True))
611
for path, client in mandos_clients.items():
612
client_proxy_object = self.bus.get_object(self.busname,
613
path)
614
self.add_client(MandosClientWidget(server_proxy_object
615
=self.mandos_serv,
616
proxy_object
617
=client_proxy_object,
618
properties=client,
619
update_hook
620
=self.refresh,
621
delete_hook
622
=self.remove_client,
623
logger
624
=self.log_message),
625
path=path)
626
635
627
self.refresh()
636
628
self._input_callback_tag = (gobject.io_add_watch
637
629
(sys.stdin.fileno(),
687
679
"?: Help",
688
680
"l: Log window toggle",
689
681
"TAB: Switch window",
690
"w: Wrap (log)"))))
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
691
685
self.log_message_raw(("bold",
692
686
" "
693
687
.join(("Clients:",
706
700
else:
707
701
self.topwidget.set_focus(self.logbox)
708
702
self.refresh()
703
elif key == "v":
704
if self.log_level == 0:
705
self.log_level = 1
706
self.log_message("Verbose mode: Off")
707
else:
708
self.log_level = 0
709
self.log_message("Verbose mode: On")
709
710
#elif (key == "end" or key == "meta >" or key == "G"
710
711
# or key == ">"):
711
712
# pass # xxx end-of-buffer
734
735
ui.run()
735
736
except KeyboardInterrupt:
736
737
ui.screen.stop()
737
except Exception, e:
738
ui.log_message(unicode(e))
738
except Exception as e:
739
ui.log_message(str(e))
739
740
ui.screen.stop()
740
741
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0