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- Committer: Björn Påhlsson
- Date: 2011-07-25 18:47:45 UTC
- mto: This revision was merged to the branch mainline in revision 489.
- Revision ID: belorn@fukt.bsnet.se-20110725184745-leavsoyu1hll3mdp
free dirents in password-prompt
- files removed:
- 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 © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 Björn Påhlsson
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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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# 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
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# <http://www.gnu.org/licenses/>.
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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@recompile.se>.
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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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24
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
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except ImportError:
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pass
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from __future__ import division, absolute_import, print_function, unicode_literals
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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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try:
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import gobject
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except ImportError:
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from gi.repository import GObject as gobject
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import gobject
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import dbus
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40
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import UserList
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49
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import locale
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44
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if sys.version_info[0] == 2:
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str = unicode
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54
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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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49
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# Some useful constants
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domain = 'se.recompile'
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domain = 'se.bsnet.fukt'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.6.7"
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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
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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63
65
64
def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
83
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properties and calls a hook function when any of them are
84
83
changed.
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"""
86
def __init__(self, proxy_object=None, properties=None, **kwargs):
85
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() if properties is None else properties
89
self.property_changed_match = (
90
self.proxy.connect_to_signal("PropertyChanged",
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self._property_changed,
92
client_interface,
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byte_arrays=True))
94
95
if properties is None:
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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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self.properties = dict()
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self.proxy.connect_to_signal("PropertyChanged",
90
self.property_changed,
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client_interface,
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byte_arrays=True)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
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# super(MandosClientPropertyCache, self).__init__(
100
# *args, **kwargs)
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101
107
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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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105
"""
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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):
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self.property_changed_match.remove()
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108
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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112
"""
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def __init__(self, server_proxy_object=None, update_hook=None,
123
delete_hook=None, logger=None, **kwargs):
115
delete_hook=None, logger=None, *args, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.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__(**kwargs)
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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)
140
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self.update()
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self.opened = False
142
138
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self.match_objects = (
144
self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
146
client_interface,
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byte_arrays=True),
148
self.proxy.connect_to_signal("CheckerStarted",
149
self.checker_started,
150
client_interface,
151
byte_arrays=True),
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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",
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self.need_approval,
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client_interface,
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byte_arrays=True),
160
self.proxy.connect_to_signal("Rejected",
161
self.rejected,
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client_interface,
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byte_arrays=True))
164
self.logger('Created client {0}'
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.format(self.properties["Name"]), level=0)
139
last_checked_ok = isoformat_to_datetime(self.properties
140
["LastCheckedOK"])
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if last_checked_ok is None:
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self.last_checker_failed = True
143
else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
145
- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
148
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.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)
161
self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
163
client_interface,
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byte_arrays=True)
165
self.proxy.connect_to_signal("GotSecret",
166
self.got_secret,
167
client_interface,
168
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)
173
self.proxy.connect_to_signal("Rejected",
174
self.rejected,
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client_interface,
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byte_arrays=True)
166
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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":
182
using_timer(bool(value))
183
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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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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:
173
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self._update_timer_callback_tag = (gobject.timeout_add
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(1000,
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self.update_timer))
176
elif not (flag or self._update_timer_callback_tag is None):
197
elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
178
199
self._update_timer_callback_tag = None
179
200
180
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def checker_completed(self, exitstatus, condition, command):
181
202
if exitstatus == 0:
182
self.logger('Checker for client {0} (command "{1}")'
183
' succeeded'.format(self.properties["Name"],
184
command), level=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")'
207
# ' was successful'
208
# % (self.properties["Name"], command))
185
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self.update()
186
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return
187
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# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
188
215
if os.WIFEXITED(condition):
189
self.logger('Checker for client {0} (command "{1}")'
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' failed with exit code {2}'
191
.format(self.properties["Name"], command,
192
os.WEXITSTATUS(condition)))
216
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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elif os.WIFSIGNALED(condition):
194
self.logger('Checker for client {0} (command "{1}") was'
195
' killed by signal {2}'
196
.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
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self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
223
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
198
225
elif os.WCOREDUMP(condition):
199
self.logger('Checker for client {0} (command "{1}")'
226
self.logger('Checker for client %s (command "%s")'
200
227
' dumped core'
201
.format(self.properties["Name"], command))
228
% (self.properties["Name"], command))
202
229
else:
203
self.logger('Checker for client {0} completed'
204
' mysteriously'
205
.format(self.properties["Name"]))
230
self.logger('Checker for client %s completed'
231
' mysteriously')
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self.update()
207
233
208
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def checker_started(self, command):
209
"""Server signals that a checker started."""
210
self.logger('Client {0} started checker "{1}"'
211
.format(self.properties["Name"],
212
command), level=0)
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
213
238
214
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def got_secret(self):
215
self.logger('Client {0} received its secret'
216
.format(self.properties["Name"]))
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
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243
218
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def need_approval(self, timeout, default):
219
245
if not default:
220
message = 'Client {0} needs approval within {1} seconds'
246
message = 'Client %s needs approval within %s seconds'
221
247
else:
222
message = 'Client {0} will get its secret in {1} seconds'
223
self.logger(message.format(self.properties["Name"],
224
timeout/1000))
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)
225
252
226
253
def rejected(self, reason):
227
self.logger('Client {0} was rejected; reason: {1}'
228
.format(self.properties["Name"], reason))
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
229
256
230
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def selectable(self):
231
258
"""Make this a "selectable" widget.
253
280
"bold-underline-blink":
254
281
"bold-underline-blink-standout",
255
282
}
256
283
257
284
# Rebuild focus and non-focus widgets using current properties
258
285
259
286
# Base part of a client. Name!
260
base = '{name}: '.format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
261
289
if not self.properties["Enabled"]:
262
290
message = "DISABLED"
263
self.using_timer(False)
264
291
elif self.properties["ApprovalPending"]:
265
292
timeout = datetime.timedelta(milliseconds
266
293
= self.properties
268
295
last_approval_request = isoformat_to_datetime(
269
296
self.properties["LastApprovalRequest"])
270
297
if last_approval_request is not None:
271
timer = max(timeout - (datetime.datetime.utcnow()
272
- last_approval_request),
273
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
274
300
else:
275
301
timer = datetime.timedelta()
276
302
if self.properties["ApprovedByDefault"]:
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())
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)
292
316
message = ('A checker has failed! Time until client'
293
' gets disabled: {0}'
294
.format(str(timer).rsplit(".", 1)[0]))
295
self.using_timer(True)
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
296
319
else:
297
320
message = "enabled"
298
self.using_timer(False)
299
self._text = "{0}{1}".format(base, message)
300
321
self._text = "%s%s" % (base, message)
322
301
323
if not urwid.supports_unicode():
302
324
self._text = self._text.encode("ascii", "replace")
303
325
textlist = [("normal", self._text)]
315
337
self.update_hook()
316
338
317
339
def update_timer(self):
318
"""called by gobject. Will indefinitely loop until
319
gobject.source_remove() on tag is called"""
340
"called by gobject"
320
341
self.update()
321
342
return True # Keep calling this
322
343
323
def delete(self, **kwargs):
344
def delete(self):
324
345
if self._update_timer_callback_tag is not None:
325
346
gobject.source_remove(self._update_timer_callback_tag)
326
347
self._update_timer_callback_tag = None
327
for match in self.match_objects:
328
match.remove()
329
self.match_objects = ()
330
348
if self.delete_hook is not None:
331
349
self.delete_hook(self)
332
return super(MandosClientWidget, self).delete(**kwargs)
333
350
334
351
def render(self, maxcolrow, focus=False):
335
352
"""Render differently if we have focus.
377
394
else:
378
395
return key
379
396
380
def property_changed(self, property=None, **kwargs):
397
def property_changed(self, property=None, value=None,
398
*args, **kwargs):
381
399
"""Call self.update() if old value is not new value.
382
400
This overrides the method from MandosClientPropertyCache"""
383
property_name = str(property)
401
property_name = unicode(property)
384
402
old_value = self.properties.get(property_name)
385
403
super(MandosClientWidget, self).property_changed(
386
property=property, **kwargs)
404
property=property, value=value, *args, **kwargs)
387
405
if self.properties.get(property_name) != old_value:
388
406
self.update()
389
407
393
411
"down" key presses, thus not allowing any containing widgets to
394
412
use them as an excuse to shift focus away from this widget.
395
413
"""
396
def keypress(self, *args, **kwargs):
397
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
414
def keypress(self, maxcolrow, key):
415
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
416
if ret in ("up", "down"):
399
417
return
400
418
return ret
404
422
"""This is the entire user interface - the whole screen
405
423
with boxes, lists of client widgets, etc.
406
424
"""
407
def __init__(self, max_log_length=1000, log_level=1):
425
def __init__(self, max_log_length=1000):
408
426
DBusGMainLoop(set_as_default=True)
409
427
410
428
self.screen = urwid.curses_display.Screen()
413
431
("normal",
414
432
"default", "default", None),
415
433
("bold",
416
"bold", "default", "bold"),
434
"default", "default", "bold"),
417
435
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
436
"default", "default", "underline"),
419
437
("standout",
420
"standout", "default", "standout"),
438
"default", "default", "standout"),
421
439
("bold-underline-blink",
422
"bold,underline,blink", "default", "bold,underline,blink"),
440
"default", "default", ("bold", "underline")),
423
441
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
442
"default", "default", ("bold", "standout")),
425
443
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
444
"default", "default", ("underline", "standout")),
428
445
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
446
"default", "default", ("bold", "underline",
447
"standout")),
431
448
))
432
449
433
450
if urwid.supports_unicode():
448
465
self.log = []
449
466
self.max_log_length = max_log_length
450
467
451
self.log_level = log_level
452
453
468
# We keep a reference to the log widget so we can remove it
454
469
# from the ListWalker without it getting destroyed
455
470
self.logbox = ConstrainedListBox(self.log)
467
482
468
483
self.busname = domain + '.Mandos'
469
484
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)
470
527
471
528
def client_not_found(self, fingerprint, address):
472
self.log_message("Client with address {0} and fingerprint"
473
" {1} could not be found"
474
.format(address, fingerprint))
529
self.log_message(("Client with address %s and fingerprint %s"
530
" could not be found" % (address,
531
fingerprint)))
475
532
476
533
def rebuild(self):
477
534
"""This rebuilds the User Interface.
487
544
self.divider)))
488
545
if self.log_visible:
489
546
self.uilist.append(self.logbox)
547
pass
490
548
self.topwidget = urwid.Pile(self.uilist)
491
549
492
def log_message(self, message, level=1):
493
"""Log message formatted with timestamp"""
494
if level < self.log_level:
495
return
550
def log_message(self, message):
496
551
timestamp = datetime.datetime.now().isoformat()
497
self.log_message_raw("{0}: {1}".format(timestamp, message),
498
level=level)
552
self.log_message_raw(timestamp + ": " + message)
499
553
500
def log_message_raw(self, markup, level=1):
554
def log_message_raw(self, markup):
501
555
"""Add a log message to the log buffer."""
502
if level < self.log_level:
503
return
504
556
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
505
557
if (self.max_log_length
506
558
and len(self.log) > self.max_log_length):
513
565
"""Toggle visibility of the log buffer."""
514
566
self.log_visible = not self.log_visible
515
567
self.rebuild()
516
self.log_message("Log visibility changed to: {0}"
517
.format(self.log_visible), level=0)
568
#self.log_message("Log visibility changed to: "
569
# + unicode(self.log_visible))
518
570
519
571
def change_log_display(self):
520
572
"""Change type of log display.
525
577
self.log_wrap = "clip"
526
578
for textwidget in self.log:
527
579
textwidget.set_wrap_mode(self.log_wrap)
528
self.log_message("Wrap mode: {0}".format(self.log_wrap),
529
level=0)
580
#self.log_message("Wrap mode: " + self.log_wrap)
530
581
531
582
def find_and_remove_client(self, path, name):
532
"""Find a client by its object path and remove it.
583
"""Find an client from its object path and remove it.
533
584
534
585
This is connected to the ClientRemoved signal from the
535
586
Mandos server object."""
537
588
client = self.clients_dict[path]
538
589
except KeyError:
539
590
# not found?
540
self.log_message("Unknown client {0!r} ({1!r}) removed"
541
.format(name, path))
542
591
return
543
client.delete()
592
self.remove_client(client, path)
544
593
545
594
def add_new_client(self, path):
546
595
client_proxy_object = self.bus.get_object(self.busname, path)
561
610
if path is None:
562
611
path = client.proxy.object_path
563
612
self.clients_dict[path] = client
564
self.clients.sort(key=lambda c: c.properties["Name"])
613
self.clients.sort(None, lambda c: c.properties["Name"])
565
614
self.refresh()
566
615
567
616
def remove_client(self, client, path=None):
569
618
if path is None:
570
619
path = client.proxy.object_path
571
620
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()
572
626
self.refresh()
573
627
574
628
def refresh(self):
578
632
579
633
def run(self):
580
634
"""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
627
635
self.refresh()
628
636
self._input_callback_tag = (gobject.io_add_watch
629
637
(sys.stdin.fileno(),
679
687
"?: Help",
680
688
"l: Log window toggle",
681
689
"TAB: Switch window",
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
690
"w: Wrap (log)"))))
685
691
self.log_message_raw(("bold",
686
692
" "
687
693
.join(("Clients:",
700
706
else:
701
707
self.topwidget.set_focus(self.logbox)
702
708
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")
710
709
#elif (key == "end" or key == "meta >" or key == "G"
711
710
# or key == ">"):
712
711
# pass # xxx end-of-buffer
735
734
ui.run()
736
735
except KeyboardInterrupt:
737
736
ui.screen.stop()
738
except Exception as e:
739
ui.log_message(str(e))
737
except Exception, e:
738
ui.log_message(unicode(e))
740
739
ui.screen.stop()
741
740
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0