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- Committer: Teddy Hogeborn
- Date: 2011-03-08 19:12:56 UTC
- mfrom: (472 trunk)
- mto: (237.4.29 release)
- mto: This revision was merged to the branch mainline in revision 473.
- Revision ID: teddy@fukt.bsnet.se-20110308191256-mjcukty9on3z0yhd
Merge from trunk.
- files removed:
- 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 © 2009-2012 Teddy Hogeborn
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# Copyright © 2009-2012 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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#
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# Contact the authors at <mandos@recompile.se>.
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#
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26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
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from future_builtins import *
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
22
# Contact the authors at <mandos@fukt.bsnet.se>.
23
#
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from __future__ import division, absolute_import, print_function, unicode_literals
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26
31
27
import sys
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28
import os
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48
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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49
54
50
# Some useful constants
55
domain = 'se.recompile'
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domain = 'se.bsnet.fukt'
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52
server_interface = domain + '.Mandos'
57
53
client_interface = domain + '.Mandos.Client'
58
version = "1.6.0"
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version = "1.2.3"
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55
60
56
# Always run in monochrome mode
61
57
urwid.curses_display.curses.has_colors = lambda : False
86
82
properties and calls a hook function when any of them are
87
83
changed.
88
84
"""
89
def __init__(self, proxy_object=None, properties=None, **kwargs):
85
def __init__(self, proxy_object=None, *args, **kwargs):
90
86
self.proxy = proxy_object # Mandos Client proxy object
91
self.properties = dict() if properties is None else properties
92
self.property_changed_match = (
93
self.proxy.connect_to_signal("PropertyChanged",
94
self._property_changed,
95
client_interface,
96
byte_arrays=True))
97
98
if properties is None:
99
self.properties.update(
100
self.proxy.GetAll(client_interface,
101
dbus_interface
102
= dbus.PROPERTIES_IFACE))
103
104
super(MandosClientPropertyCache, self).__init__(**kwargs)
105
106
def _property_changed(self, property, value):
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"""Helper which takes positional arguments"""
108
return self.property_changed(property=property, value=value)
87
88
self.properties = dict()
89
self.proxy.connect_to_signal("PropertyChanged",
90
self.property_changed,
91
client_interface,
92
byte_arrays=True)
93
94
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)
109
101
110
102
def property_changed(self, property=None, value=None):
111
103
"""This is called whenever we get a PropertyChanged signal
113
105
"""
114
106
# Update properties dict with new value
115
107
self.properties[property] = value
116
117
def delete(self):
118
self.property_changed_match.remove()
119
108
120
109
121
110
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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112
"""
124
113
125
114
def __init__(self, server_proxy_object=None, update_hook=None,
126
delete_hook=None, logger=None, **kwargs):
115
delete_hook=None, logger=None, *args, **kwargs):
127
116
# Called on update
128
117
self.update_hook = update_hook
129
118
# Called on delete
134
123
self.logger = logger
135
124
136
125
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
137
128
138
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# The widget shown normally
139
130
self._text_widget = urwid.Text("")
140
131
# The widget shown when we have focus
141
132
self._focus_text_widget = urwid.Text("")
142
super(MandosClientWidget, self).__init__(**kwargs)
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
135
*args, **kwargs)
143
136
self.update()
144
137
self.opened = False
145
138
146
self.match_objects = (
147
self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
149
client_interface,
150
byte_arrays=True),
151
self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
153
client_interface,
154
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),
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self.proxy.connect_to_signal("NeedApproval",
160
self.need_approval,
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client_interface,
162
byte_arrays=True),
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self.proxy.connect_to_signal("Rejected",
164
self.rejected,
165
client_interface,
166
byte_arrays=True))
167
#self.logger('Created client {0}'
168
# .format(self.properties["Name"]))
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
151
if self.last_checker_failed:
152
self.using_timer(True)
153
154
if self.need_approval:
155
self.using_timer(True)
156
157
self.proxy.connect_to_signal("CheckerCompleted",
158
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,
172
byte_arrays=True)
173
self.proxy.connect_to_signal("Rejected",
174
self.rejected,
175
client_interface,
176
byte_arrays=True)
169
177
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
170
184
def using_timer(self, flag):
171
185
"""Call this method with True or False when timer should be
172
186
activated or deactivated.
173
187
"""
174
if flag and self._update_timer_callback_tag is None:
175
# Will update the shown timer value every second
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:
176
194
self._update_timer_callback_tag = (gobject.timeout_add
177
195
(1000,
178
196
self.update_timer))
179
elif not (flag or self._update_timer_callback_tag is None):
197
elif old and self._update_timer_callback_lock == 0:
180
198
gobject.source_remove(self._update_timer_callback_tag)
181
199
self._update_timer_callback_tag = None
182
200
183
201
def checker_completed(self, exitstatus, condition, command):
184
202
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))
185
209
self.update()
186
210
return
187
211
# 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}")'
190
' failed with exit code {2}'
191
.format(self.properties["Name"], command,
192
os.WEXITSTATUS(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)))
193
220
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,
197
os.WTERMSIG(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)))
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')
206
232
self.update()
207
233
208
234
def checker_started(self, command):
209
"""Server signals that a checker started. This could be useful
210
to log in the future. """
211
#self.logger('Client {0} started checker "{1}"'
212
# .format(self.properties["Name"],
213
# unicode(command)))
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
214
237
pass
215
238
216
239
def got_secret(self):
217
self.logger('Client {0} received its secret'
218
.format(self.properties["Name"]))
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
219
243
220
244
def need_approval(self, timeout, default):
221
245
if not default:
222
message = 'Client {0} needs approval within {1} seconds'
246
message = 'Client %s needs approval within %s seconds'
223
247
else:
224
message = 'Client {0} will get its secret in {1} seconds'
225
self.logger(message.format(self.properties["Name"],
226
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)
227
252
228
253
def rejected(self, reason):
229
self.logger('Client {0} was rejected; reason: {1}'
230
.format(self.properties["Name"], reason))
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
231
256
232
257
def selectable(self):
233
258
"""Make this a "selectable" widget.
255
280
"bold-underline-blink":
256
281
"bold-underline-blink-standout",
257
282
}
258
283
259
284
# Rebuild focus and non-focus widgets using current properties
260
285
261
286
# Base part of a client. Name!
262
base = '{name}: '.format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
263
289
if not self.properties["Enabled"]:
264
290
message = "DISABLED"
265
self.using_timer(False)
266
291
elif self.properties["ApprovalPending"]:
267
292
timeout = datetime.timedelta(milliseconds
268
293
= self.properties
270
295
last_approval_request = isoformat_to_datetime(
271
296
self.properties["LastApprovalRequest"])
272
297
if last_approval_request is not None:
273
timer = max(timeout - (datetime.datetime.utcnow()
274
- last_approval_request),
275
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
276
300
else:
277
301
timer = datetime.timedelta()
278
302
if self.properties["ApprovedByDefault"]:
279
message = "Approval in {0}. (d)eny?"
280
else:
281
message = "Denial in {0}. (a)pprove?"
282
message = message.format(unicode(timer).rsplit(".", 1)[0])
283
self.using_timer(True)
284
elif self.properties["LastCheckerStatus"] != 0:
285
# When checker has failed, show timer until client expires
286
expires = self.properties["Expires"]
287
if expires == "":
288
timer = datetime.timedelta(0)
289
else:
290
expires = (datetime.datetime.strptime
291
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
292
timer = max(expires - datetime.datetime.utcnow(),
293
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)
294
316
message = ('A checker has failed! Time until client'
295
' gets disabled: {0}'
296
.format(unicode(timer).rsplit(".", 1)[0]))
297
self.using_timer(True)
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
298
319
else:
299
320
message = "enabled"
300
self.using_timer(False)
301
self._text = "{0}{1}".format(base, message)
302
321
self._text = "%s%s" % (base, message)
322
303
323
if not urwid.supports_unicode():
304
324
self._text = self._text.encode("ascii", "replace")
305
325
textlist = [("normal", self._text)]
317
337
self.update_hook()
318
338
319
339
def update_timer(self):
320
"""called by gobject. Will indefinitely loop until
321
gobject.source_remove() on tag is called"""
340
"called by gobject"
322
341
self.update()
323
342
return True # Keep calling this
324
343
325
def delete(self, **kwargs):
344
def delete(self):
326
345
if self._update_timer_callback_tag is not None:
327
346
gobject.source_remove(self._update_timer_callback_tag)
328
347
self._update_timer_callback_tag = None
329
for match in self.match_objects:
330
match.remove()
331
self.match_objects = ()
332
348
if self.delete_hook is not None:
333
349
self.delete_hook(self)
334
return super(MandosClientWidget, self).delete(**kwargs)
335
350
336
351
def render(self, maxcolrow, focus=False):
337
352
"""Render differently if we have focus.
343
358
"""Handle keys.
344
359
This overrides the method from urwid.FlowWidget"""
345
360
if key == "+":
346
self.proxy.Enable(dbus_interface = client_interface,
347
ignore_reply=True)
361
self.proxy.Enable(dbus_interface = client_interface)
348
362
elif key == "-":
349
self.proxy.Disable(dbus_interface = client_interface,
350
ignore_reply=True)
363
self.proxy.Disable(dbus_interface = client_interface)
351
364
elif key == "a":
352
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
353
dbus_interface = client_interface,
354
ignore_reply=True)
366
dbus_interface = client_interface)
355
367
elif key == "d":
356
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
357
dbus_interface = client_interface,
358
ignore_reply=True)
369
dbus_interface = client_interface)
359
370
elif key == "R" or key == "_" or key == "ctrl k":
360
371
self.server_proxy_object.RemoveClient(self.proxy
361
.object_path,
362
ignore_reply=True)
372
.object_path)
363
373
elif key == "s":
364
self.proxy.StartChecker(dbus_interface = client_interface,
365
ignore_reply=True)
374
self.proxy.StartChecker(dbus_interface = client_interface)
366
375
elif key == "S":
367
self.proxy.StopChecker(dbus_interface = client_interface,
368
ignore_reply=True)
376
self.proxy.StopChecker(dbus_interface = client_interface)
369
377
elif key == "C":
370
self.proxy.CheckedOK(dbus_interface = client_interface,
371
ignore_reply=True)
378
self.proxy.CheckedOK(dbus_interface = client_interface)
372
379
# xxx
373
380
# elif key == "p" or key == "=":
374
381
# self.proxy.pause()
379
386
else:
380
387
return key
381
388
382
def property_changed(self, property=None, **kwargs):
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
383
391
"""Call self.update() if old value is not new value.
384
392
This overrides the method from MandosClientPropertyCache"""
385
393
property_name = unicode(property)
386
394
old_value = self.properties.get(property_name)
387
395
super(MandosClientWidget, self).property_changed(
388
property=property, **kwargs)
396
property=property, value=value, *args, **kwargs)
389
397
if self.properties.get(property_name) != old_value:
390
398
self.update()
391
399
395
403
"down" key presses, thus not allowing any containing widgets to
396
404
use them as an excuse to shift focus away from this widget.
397
405
"""
398
def keypress(self, *args, **kwargs):
399
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
406
def keypress(self, maxcolrow, key):
407
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
400
408
if ret in ("up", "down"):
401
409
return
402
410
return ret
466
474
467
475
self.busname = domain + '.Mandos'
468
476
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)
469
519
470
520
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {0} and fingerprint"
472
" {1} could not be found"
473
.format(address, fingerprint))
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
523
fingerprint)))
474
524
475
525
def rebuild(self):
476
526
"""This rebuilds the User Interface.
486
536
self.divider)))
487
537
if self.log_visible:
488
538
self.uilist.append(self.logbox)
539
pass
489
540
self.topwidget = urwid.Pile(self.uilist)
490
541
491
542
def log_message(self, message):
492
"""Log message formatted with timestamp"""
493
543
timestamp = datetime.datetime.now().isoformat()
494
544
self.log_message_raw(timestamp + ": " + message)
495
545
522
572
#self.log_message("Wrap mode: " + self.log_wrap)
523
573
524
574
def find_and_remove_client(self, path, name):
525
"""Find a client by its object path and remove it.
575
"""Find an client from its object path and remove it.
526
576
527
577
This is connected to the ClientRemoved signal from the
528
578
Mandos server object."""
530
580
client = self.clients_dict[path]
531
581
except KeyError:
532
582
# not found?
533
self.log_message("Unknown client {0!r} ({1!r}) removed"
534
.format(name, path))
535
583
return
536
client.delete()
584
self.remove_client(client, path)
537
585
538
586
def add_new_client(self, path):
539
587
client_proxy_object = self.bus.get_object(self.busname, path)
576
624
577
625
def run(self):
578
626
"""Start the main loop and exit when it's done."""
579
self.bus = dbus.SystemBus()
580
mandos_dbus_objc = self.bus.get_object(
581
self.busname, "/", follow_name_owner_changes=True)
582
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
583
dbus_interface
584
= server_interface)
585
try:
586
mandos_clients = (self.mandos_serv
587
.GetAllClientsWithProperties())
588
if not mandos_clients:
589
self.log_message_raw(("bold", "Note: Server has no clients."))
590
except dbus.exceptions.DBusException:
591
self.log_message_raw(("bold", "Note: No Mandos server running."))
592
mandos_clients = dbus.Dictionary()
593
594
(self.mandos_serv
595
.connect_to_signal("ClientRemoved",
596
self.find_and_remove_client,
597
dbus_interface=server_interface,
598
byte_arrays=True))
599
(self.mandos_serv
600
.connect_to_signal("ClientAdded",
601
self.add_new_client,
602
dbus_interface=server_interface,
603
byte_arrays=True))
604
(self.mandos_serv
605
.connect_to_signal("ClientNotFound",
606
self.client_not_found,
607
dbus_interface=server_interface,
608
byte_arrays=True))
609
for path, client in mandos_clients.iteritems():
610
client_proxy_object = self.bus.get_object(self.busname,
611
path)
612
self.add_client(MandosClientWidget(server_proxy_object
613
=self.mandos_serv,
614
proxy_object
615
=client_proxy_object,
616
properties=client,
617
update_hook
618
=self.refresh,
619
delete_hook
620
=self.remove_client,
621
logger
622
=self.log_message),
623
path=path)
624
625
627
self.refresh()
626
628
self._input_callback_tag = (gobject.io_add_watch
627
629
(sys.stdin.fileno(),
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Version: 2.0.2.dev0