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- Committer: Teddy Hogeborn
- Date: 2014-02-16 14:22:03 UTC
- Revision ID: teddy@recompile.se-20140216142203-48mkrnoin5bly7l2
* mandos.lsm: Fix formatting to be acceptable by the LSM Robot.
- files added:
- debian/mandos-client.examples
- 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 © 2009-2013 Teddy Hogeborn
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# Copyright © 2009-2013 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
26
from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
29
from future_builtins import *
30
except ImportError:
31
pass
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import sys
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34
import os
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
43
try:
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import gobject
45
except ImportError:
46
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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51
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if sys.version_info[0] == 2:
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str = unicode
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45
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locale.setlocale(locale.LC_ALL, '')
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47
57
import logging
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58
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 = "1.2.3"
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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
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# use for underline on its own, we make underline also always blink.
61
urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
64
version = "1.6.4"
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65
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def isoformat_to_datetime(iso):
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67
"Parse an ISO 8601 date string to a datetime.datetime()"
82
84
properties and calls a hook function when any of them are
83
85
changed.
84
86
"""
85
def __init__(self, proxy_object=None, *args, **kwargs):
87
def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
87
88
self.properties = dict()
89
self.proxy.connect_to_signal("PropertyChanged",
90
self.property_changed,
91
client_interface,
92
byte_arrays=True)
93
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self.properties.update(
95
self.proxy.GetAll(client_interface,
96
dbus_interface = dbus.PROPERTIES_IFACE))
97
98
#XXX This break good super behaviour!
99
# super(MandosClientPropertyCache, self).__init__(
100
# *args, **kwargs)
89
self.properties = dict() if properties is None else properties
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self.property_changed_match = (
91
self.proxy.connect_to_signal("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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if properties is None:
97
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))
101
102
super(MandosClientPropertyCache, self).__init__(**kwargs)
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def _property_changed(self, property, value):
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"""Helper which takes positional arguments"""
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return self.property_changed(property=property, value=value)
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107
102
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def property_changed(self, property=None, value=None):
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109
"""This is called whenever we get a PropertyChanged signal
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111
"""
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# Update properties dict with new value
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113
self.properties[property] = value
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def delete(self):
116
self.property_changed_match.remove()
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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121
"""
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def __init__(self, server_proxy_object=None, update_hook=None,
115
delete_hook=None, logger=None, *args, **kwargs):
124
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
126
self._update_timer_callback_lock = 0
127
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("")
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
135
*args, **kwargs)
140
super(MandosClientWidget, self).__init__(**kwargs)
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self.update()
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self.opened = False
138
143
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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)
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if self.need_approval:
155
self.using_timer(True)
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
159
client_interface,
160
byte_arrays=True)
161
self.proxy.connect_to_signal("CheckerStarted",
162
self.checker_started,
163
client_interface,
164
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",
170
self.need_approval,
171
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)
144
self.match_objects = (
145
self.proxy.connect_to_signal("CheckerCompleted",
146
self.checker_completed,
147
client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("CheckerStarted",
150
self.checker_started,
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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),
157
self.proxy.connect_to_signal("NeedApproval",
158
self.need_approval,
159
client_interface,
160
byte_arrays=True),
161
self.proxy.connect_to_signal("Rejected",
162
self.rejected,
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client_interface,
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byte_arrays=True))
165
#self.logger('Created client {0}'
166
# .format(self.properties["Name"]))
177
167
178
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
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
186
170
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:
172
if flag and self._update_timer_callback_tag is None:
173
# Will update the shown timer value every second
194
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self._update_timer_callback_tag = (gobject.timeout_add
195
175
(1000,
196
176
self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
177
elif not (flag or self._update_timer_callback_tag is None):
198
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gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
200
180
201
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def checker_completed(self, exitstatus, condition, command):
202
182
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")'
207
# ' was successful'
208
# % (self.properties["Name"], command))
209
183
self.update()
210
184
return
211
185
# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
215
186
if os.WIFEXITED(condition):
216
self.logger('Checker for client %s (command "%s")'
217
' failed with exit code %s'
218
% (self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
187
self.logger('Checker for client {0} (command "{1}")'
188
' failed with exit code {2}'
189
.format(self.properties["Name"], command,
190
os.WEXITSTATUS(condition)))
220
191
elif os.WIFSIGNALED(condition):
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
224
os.WTERMSIG(condition)))
192
self.logger('Checker for client {0} (command "{1}") was'
193
' killed by signal {2}'
194
.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
225
196
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
197
self.logger('Checker for client {0} (command "{1}")'
227
198
' dumped core'
228
% (self.properties["Name"], command))
199
.format(self.properties["Name"], command))
229
200
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
201
self.logger('Checker for client {0} completed'
202
' mysteriously'
203
.format(self.properties["Name"]))
232
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self.update()
233
205
234
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def checker_started(self, command):
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
207
"""Server signals that a checker started. This could be useful
208
to log in the future. """
209
#self.logger('Client {0} started checker "{1}"'
210
# .format(self.properties["Name"],
211
# str(command)))
237
212
pass
238
213
239
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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"]))
243
217
244
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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
230
def selectable(self):
258
231
"""Make this a "selectable" widget.
280
253
"bold-underline-blink":
281
254
"bold-underline-blink-standout",
282
255
}
283
256
284
257
# Rebuild focus and non-focus widgets using current properties
285
258
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
262
message = "DISABLED"
263
self.using_timer(False)
291
264
elif self.properties["ApprovalPending"]:
292
265
timeout = datetime.timedelta(milliseconds
293
266
= self.properties
295
268
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.
358
341
"""Handle keys.
359
342
This overrides the method from urwid.FlowWidget"""
360
343
if key == "+":
361
self.proxy.Enable(dbus_interface = client_interface)
344
self.proxy.Enable(dbus_interface = client_interface,
345
ignore_reply=True)
362
346
elif key == "-":
363
self.proxy.Disable(dbus_interface = client_interface)
347
self.proxy.Disable(dbus_interface = client_interface,
348
ignore_reply=True)
364
349
elif key == "a":
365
350
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
dbus_interface = client_interface)
351
dbus_interface = client_interface,
352
ignore_reply=True)
367
353
elif key == "d":
368
354
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
dbus_interface = client_interface)
355
dbus_interface = client_interface,
356
ignore_reply=True)
370
357
elif key == "R" or key == "_" or key == "ctrl k":
371
358
self.server_proxy_object.RemoveClient(self.proxy
372
.object_path)
359
.object_path,
360
ignore_reply=True)
373
361
elif key == "s":
374
self.proxy.StartChecker(dbus_interface = client_interface)
362
self.proxy.StartChecker(dbus_interface = client_interface,
363
ignore_reply=True)
375
364
elif key == "S":
376
self.proxy.StopChecker(dbus_interface = client_interface)
365
self.proxy.StopChecker(dbus_interface = client_interface,
366
ignore_reply=True)
377
367
elif key == "C":
378
self.proxy.CheckedOK(dbus_interface = client_interface)
368
self.proxy.CheckedOK(dbus_interface = client_interface,
369
ignore_reply=True)
379
370
# xxx
380
371
# elif key == "p" or key == "=":
381
372
# self.proxy.pause()
386
377
else:
387
378
return key
388
379
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
380
def property_changed(self, property=None, **kwargs):
391
381
"""Call self.update() if old value is not new value.
392
382
This overrides the method from MandosClientPropertyCache"""
393
property_name = unicode(property)
383
property_name = str(property)
394
384
old_value = self.properties.get(property_name)
395
385
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
386
property=property, **kwargs)
397
387
if self.properties.get(property_name) != old_value:
398
388
self.update()
399
389
403
393
"down" key presses, thus not allowing any containing widgets to
404
394
use them as an excuse to shift focus away from this widget.
405
395
"""
406
def keypress(self, maxcolrow, key):
407
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
396
def keypress(self, *args, **kwargs):
397
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
408
398
if ret in ("up", "down"):
409
399
return
410
400
return ret
423
413
("normal",
424
414
"default", "default", None),
425
415
("bold",
426
"default", "default", "bold"),
416
"bold", "default", "bold"),
427
417
("underline-blink",
428
"default", "default", "underline"),
418
"underline,blink", "default", "underline,blink"),
429
419
("standout",
430
"default", "default", "standout"),
420
"standout", "default", "standout"),
431
421
("bold-underline-blink",
432
"default", "default", ("bold", "underline")),
422
"bold,underline,blink", "default", "bold,underline,blink"),
433
423
("bold-standout",
434
"default", "default", ("bold", "standout")),
424
"bold,standout", "default", "bold,standout"),
435
425
("underline-blink-standout",
436
"default", "default", ("underline", "standout")),
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
437
428
("bold-underline-blink-standout",
438
"default", "default", ("bold", "underline",
439
"standout")),
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
440
431
))
441
432
442
433
if urwid.supports_unicode():
474
465
475
466
self.busname = domain + '.Mandos'
476
467
self.main_loop = gobject.MainLoop()
477
self.bus = dbus.SystemBus()
478
mandos_dbus_objc = self.bus.get_object(
479
self.busname, "/", follow_name_owner_changes=True)
480
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
481
dbus_interface
482
= server_interface)
483
try:
484
mandos_clients = (self.mandos_serv
485
.GetAllClientsWithProperties())
486
except dbus.exceptions.DBusException:
487
mandos_clients = dbus.Dictionary()
488
489
(self.mandos_serv
490
.connect_to_signal("ClientRemoved",
491
self.find_and_remove_client,
492
dbus_interface=server_interface,
493
byte_arrays=True))
494
(self.mandos_serv
495
.connect_to_signal("ClientAdded",
496
self.add_new_client,
497
dbus_interface=server_interface,
498
byte_arrays=True))
499
(self.mandos_serv
500
.connect_to_signal("ClientNotFound",
501
self.client_not_found,
502
dbus_interface=server_interface,
503
byte_arrays=True))
504
for path, client in mandos_clients.iteritems():
505
client_proxy_object = self.bus.get_object(self.busname,
506
path)
507
self.add_client(MandosClientWidget(server_proxy_object
508
=self.mandos_serv,
509
proxy_object
510
=client_proxy_object,
511
properties=client,
512
update_hook
513
=self.refresh,
514
delete_hook
515
=self.remove_client,
516
logger
517
=self.log_message),
518
path=path)
519
468
520
469
def client_not_found(self, fingerprint, address):
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
523
fingerprint)))
470
self.log_message("Client with address {0} and fingerprint"
471
" {1} could not be found"
472
.format(address, fingerprint))
524
473
525
474
def rebuild(self):
526
475
"""This rebuilds the User Interface.
536
485
self.divider)))
537
486
if self.log_visible:
538
487
self.uilist.append(self.logbox)
539
pass
540
488
self.topwidget = urwid.Pile(self.uilist)
541
489
542
490
def log_message(self, message):
491
"""Log message formatted with timestamp"""
543
492
timestamp = datetime.datetime.now().isoformat()
544
493
self.log_message_raw(timestamp + ": " + message)
545
494
558
507
self.log_visible = not self.log_visible
559
508
self.rebuild()
560
509
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
510
# + str(self.log_visible))
562
511
563
512
def change_log_display(self):
564
513
"""Change type of log display.
572
521
#self.log_message("Wrap mode: " + self.log_wrap)
573
522
574
523
def find_and_remove_client(self, path, name):
575
"""Find an client from its object path and remove it.
524
"""Find a client by its object path and remove it.
576
525
577
526
This is connected to the ClientRemoved signal from the
578
527
Mandos server object."""
580
529
client = self.clients_dict[path]
581
530
except KeyError:
582
531
# not found?
532
self.log_message("Unknown client {0!r} ({1!r}) removed"
533
.format(name, path))
583
534
return
584
self.remove_client(client, path)
535
client.delete()
585
536
586
537
def add_new_client(self, path):
587
538
client_proxy_object = self.bus.get_object(self.busname, path)
602
553
if path is None:
603
554
path = client.proxy.object_path
604
555
self.clients_dict[path] = client
605
self.clients.sort(None, lambda c: c.properties["Name"])
556
self.clients.sort(key=lambda c: c.properties["Name"])
606
557
self.refresh()
607
558
608
559
def remove_client(self, client, path=None):
610
561
if path is None:
611
562
path = client.proxy.object_path
612
563
del self.clients_dict[path]
613
if not self.clients_dict:
614
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
615
# is completely emptied, we need to recreate it.
616
self.clients = urwid.SimpleListWalker([])
617
self.rebuild()
618
564
self.refresh()
619
565
620
566
def refresh(self):
624
570
625
571
def run(self):
626
572
"""Start the main loop and exit when it's done."""
573
self.bus = dbus.SystemBus()
574
mandos_dbus_objc = self.bus.get_object(
575
self.busname, "/", follow_name_owner_changes=True)
576
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
577
dbus_interface
578
= server_interface)
579
try:
580
mandos_clients = (self.mandos_serv
581
.GetAllClientsWithProperties())
582
if not mandos_clients:
583
self.log_message_raw(("bold", "Note: Server has no clients."))
584
except dbus.exceptions.DBusException:
585
self.log_message_raw(("bold", "Note: No Mandos server running."))
586
mandos_clients = dbus.Dictionary()
587
588
(self.mandos_serv
589
.connect_to_signal("ClientRemoved",
590
self.find_and_remove_client,
591
dbus_interface=server_interface,
592
byte_arrays=True))
593
(self.mandos_serv
594
.connect_to_signal("ClientAdded",
595
self.add_new_client,
596
dbus_interface=server_interface,
597
byte_arrays=True))
598
(self.mandos_serv
599
.connect_to_signal("ClientNotFound",
600
self.client_not_found,
601
dbus_interface=server_interface,
602
byte_arrays=True))
603
for path, client in mandos_clients.items():
604
client_proxy_object = self.bus.get_object(self.busname,
605
path)
606
self.add_client(MandosClientWidget(server_proxy_object
607
=self.mandos_serv,
608
proxy_object
609
=client_proxy_object,
610
properties=client,
611
update_hook
612
=self.refresh,
613
delete_hook
614
=self.remove_client,
615
logger
616
=self.log_message),
617
path=path)
618
627
619
self.refresh()
628
620
self._input_callback_tag = (gobject.io_add_watch
629
621
(sys.stdin.fileno(),
726
718
ui.run()
727
719
except KeyboardInterrupt:
728
720
ui.screen.stop()
729
except Exception, e:
730
ui.log_message(unicode(e))
721
except Exception as e:
722
ui.log_message(str(e))
731
723
ui.screen.stop()
732
724
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0