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  • Committer: Teddy Hogeborn
  • Date: 2011-09-26 19:34:23 UTC
  • Revision ID: teddy@fukt.bsnet.se-20110926193423-5yc1fcv4joiwc1gq
* mandos-clients.conf.xml (OPTIONS/timeout): No longer used when
                                             secret key is given;
                                             refer to
                                             "extended_timeout".

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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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# 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/>.
21
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# 
22
 
# Contact the authors at <mandos@recompile.se>.
 
22
# Contact the authors at <mandos@fukt.bsnet.se>.
23
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# 
24
24
 
25
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from __future__ import (division, absolute_import, print_function,
49
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
50
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51
51
# Some useful constants
52
 
domain = 'se.recompile'
 
52
domain = 'se.bsnet.fukt'
53
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server_interface = domain + '.Mandos'
54
54
client_interface = domain + '.Mandos.Client'
55
 
version = "1.5.3"
 
55
version = "1.3.1"
56
56
 
57
57
# Always run in monochrome mode
58
58
urwid.curses_display.curses.has_colors = lambda : False
131
131
        
132
132
        self._update_timer_callback_tag = None
133
133
        self._update_timer_callback_lock = 0
 
134
        self.last_checker_failed = False
134
135
        
135
136
        # The widget shown normally
136
137
        self._text_widget = urwid.Text("")
144
145
        
145
146
        last_checked_ok = isoformat_to_datetime(self.properties
146
147
                                                ["LastCheckedOK"])
 
148
        if last_checked_ok is None:
 
149
            self.last_checker_failed = True
 
150
        else:
 
151
            self.last_checker_failed = ((datetime.datetime.utcnow()
 
152
                                         - last_checked_ok)
 
153
                                        > datetime.timedelta
 
154
                                        (milliseconds=
 
155
                                         self.properties
 
156
                                         ["Interval"]))
147
157
        
148
 
        if self.properties ["LastCheckerStatus"] != 0:
 
158
        if self.last_checker_failed:
149
159
            self.using_timer(True)
150
160
        
151
161
        if self.need_approval:
172
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                                         self.rejected,
173
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                                         client_interface,
174
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                                         byte_arrays=True))
175
 
        #self.logger('Created client {0}'
176
 
        #            .format(self.properties["Name"]))
 
185
        #self.logger('Created client %s' % (self.properties["Name"]))
177
186
    
178
187
    def property_changed(self, property=None, value=None):
179
188
        super(self, MandosClientWidget).property_changed(property,
180
189
                                                         value)
181
190
        if property == "ApprovalPending":
182
191
            using_timer(bool(value))
183
 
        if property == "LastCheckerStatus":
184
 
            using_timer(value != 0)
185
 
            #self.logger('Checker for client {0} (command "{1}") was '
186
 
            #            ' successful'.format(self.properties["Name"],
187
 
            #                                 command))
188
 
    
 
192
        
189
193
    def using_timer(self, flag):
190
194
        """Call this method with True or False when timer should be
191
195
        activated or deactivated.
206
210
    
207
211
    def checker_completed(self, exitstatus, condition, command):
208
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        if exitstatus == 0:
 
213
            if self.last_checker_failed:
 
214
                self.last_checker_failed = False
 
215
                self.using_timer(False)
 
216
            #self.logger('Checker for client %s (command "%s")'
 
217
            #            ' was successful'
 
218
            #            % (self.properties["Name"], command))
209
219
            self.update()
210
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            return
211
221
        # Checker failed
 
222
        if not self.last_checker_failed:
 
223
            self.last_checker_failed = True
 
224
            self.using_timer(True)
212
225
        if os.WIFEXITED(condition):
213
 
            self.logger('Checker for client {0} (command "{1}")'
214
 
                        ' failed with exit code {2}'
215
 
                        .format(self.properties["Name"], command,
216
 
                                os.WEXITSTATUS(condition)))
 
226
            self.logger('Checker for client %s (command "%s")'
 
227
                        ' failed with exit code %s'
 
228
                        % (self.properties["Name"], command,
 
229
                           os.WEXITSTATUS(condition)))
217
230
        elif os.WIFSIGNALED(condition):
218
 
            self.logger('Checker for client {0} (command "{1}") was'
219
 
                        ' killed by signal {2}'
220
 
                        .format(self.properties["Name"], command,
221
 
                                os.WTERMSIG(condition)))
 
231
            self.logger('Checker for client %s (command "%s")'
 
232
                        ' was killed by signal %s'
 
233
                        % (self.properties["Name"], command,
 
234
                           os.WTERMSIG(condition)))
222
235
        elif os.WCOREDUMP(condition):
223
 
            self.logger('Checker for client {0} (command "{1}")'
 
236
            self.logger('Checker for client %s (command "%s")'
224
237
                        ' dumped core'
225
 
                        .format(self.properties["Name"], command))
 
238
                        % (self.properties["Name"], command))
226
239
        else:
227
 
            self.logger('Checker for client {0} completed'
228
 
                        ' mysteriously'
229
 
                        .format(self.properties["Name"]))
 
240
            self.logger('Checker for client %s completed'
 
241
                        ' mysteriously')
230
242
        self.update()
231
243
    
232
244
    def checker_started(self, command):
233
 
        """Server signals that a checker started. This could be useful
234
 
           to log in the future. """
235
 
        #self.logger('Client {0} started checker "{1}"'
236
 
        #            .format(self.properties["Name"],
237
 
        #                    unicode(command)))
 
245
        #self.logger('Client %s started checker "%s"'
 
246
        #            % (self.properties["Name"], unicode(command)))
238
247
        pass
239
248
    
240
249
    def got_secret(self):
241
 
        self.logger('Client {0} received its secret'
242
 
                    .format(self.properties["Name"]))
 
250
        self.last_checker_failed = False
 
251
        self.logger('Client %s received its secret'
 
252
                    % self.properties["Name"])
243
253
    
244
254
    def need_approval(self, timeout, default):
245
255
        if not default:
246
 
            message = 'Client {0} needs approval within {1} seconds'
 
256
            message = 'Client %s needs approval within %s seconds'
247
257
        else:
248
 
            message = 'Client {0} will get its secret in {1} seconds'
249
 
        self.logger(message.format(self.properties["Name"],
250
 
                                   timeout/1000))
 
258
            message = 'Client %s will get its secret in %s seconds'
 
259
        self.logger(message
 
260
                    % (self.properties["Name"], timeout/1000))
251
261
        self.using_timer(True)
252
262
    
253
263
    def rejected(self, reason):
254
 
        self.logger('Client {0} was rejected; reason: {1}'
255
 
                    .format(self.properties["Name"], reason))
 
264
        self.logger('Client %s was rejected; reason: %s'
 
265
                    % (self.properties["Name"], reason))
256
266
    
257
267
    def selectable(self):
258
268
        """Make this a "selectable" widget.
284
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        # Rebuild focus and non-focus widgets using current properties
285
295
 
286
296
        # Base part of a client. Name!
287
 
        base = '{name}: '.format(name=self.properties["Name"])
 
297
        base = ('%(name)s: '
 
298
                      % {"name": self.properties["Name"]})
288
299
        if not self.properties["Enabled"]:
289
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            message = "DISABLED"
290
301
        elif self.properties["ApprovalPending"]:
299
310
            else:
300
311
                timer = datetime.timedelta()
301
312
            if self.properties["ApprovedByDefault"]:
302
 
                message = "Approval in {0}. (d)eny?"
 
313
                message = "Approval in %s. (d)eny?"
303
314
            else:
304
 
                message = "Denial in {0}. (a)pprove?"
305
 
            message = message.format(unicode(timer).rsplit(".", 1)[0])
306
 
        elif self.properties["LastCheckerStatus"] != 0:
 
315
                message = "Denial in %s. (a)pprove?"
 
316
            message = message % unicode(timer).rsplit(".", 1)[0]
 
317
        elif self.last_checker_failed:
307
318
            # When checker has failed, print a timer until client expires
308
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            expires = self.properties["Expires"]
309
320
            if expires == "":
313
324
                                                     '%Y-%m-%dT%H:%M:%S.%f')
314
325
                timer = expires - datetime.datetime.utcnow()
315
326
            message = ('A checker has failed! Time until client'
316
 
                       ' gets disabled: {0}'
317
 
                       .format(unicode(timer).rsplit(".", 1)[0]))
 
327
                       ' gets disabled: %s'
 
328
                           % unicode(timer).rsplit(".", 1)[0])
318
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        else:
319
330
            message = "enabled"
320
 
        self._text = "{0}{1}".format(base, message)
 
331
        self._text = "%s%s" % (base, message)
321
332
            
322
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        if not urwid.supports_unicode():
323
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            self._text = self._text.encode("ascii", "replace")
486
497
        
487
498
        self.busname = domain + '.Mandos'
488
499
        self.main_loop = gobject.MainLoop()
 
500
        self.bus = dbus.SystemBus()
 
501
        mandos_dbus_objc = self.bus.get_object(
 
502
            self.busname, "/", follow_name_owner_changes=True)
 
503
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
504
                                          dbus_interface
 
505
                                          = server_interface)
 
506
        try:
 
507
            mandos_clients = (self.mandos_serv
 
508
                              .GetAllClientsWithProperties())
 
509
        except dbus.exceptions.DBusException:
 
510
            mandos_clients = dbus.Dictionary()
 
511
        
 
512
        (self.mandos_serv
 
513
         .connect_to_signal("ClientRemoved",
 
514
                            self.find_and_remove_client,
 
515
                            dbus_interface=server_interface,
 
516
                            byte_arrays=True))
 
517
        (self.mandos_serv
 
518
         .connect_to_signal("ClientAdded",
 
519
                            self.add_new_client,
 
520
                            dbus_interface=server_interface,
 
521
                            byte_arrays=True))
 
522
        (self.mandos_serv
 
523
         .connect_to_signal("ClientNotFound",
 
524
                            self.client_not_found,
 
525
                            dbus_interface=server_interface,
 
526
                            byte_arrays=True))
 
527
        for path, client in mandos_clients.iteritems():
 
528
            client_proxy_object = self.bus.get_object(self.busname,
 
529
                                                      path)
 
530
            self.add_client(MandosClientWidget(server_proxy_object
 
531
                                               =self.mandos_serv,
 
532
                                               proxy_object
 
533
                                               =client_proxy_object,
 
534
                                               properties=client,
 
535
                                               update_hook
 
536
                                               =self.refresh,
 
537
                                               delete_hook
 
538
                                               =self.remove_client,
 
539
                                               logger
 
540
                                               =self.log_message),
 
541
                            path=path)
489
542
    
490
543
    def client_not_found(self, fingerprint, address):
491
 
        self.log_message("Client with address {0} and fingerprint"
492
 
                         " {1} could not be found"
493
 
                         .format(address, fingerprint))
 
544
        self.log_message(("Client with address %s and fingerprint %s"
 
545
                          " could not be found" % (address,
 
546
                                                    fingerprint)))
494
547
    
495
548
    def rebuild(self):
496
549
        """This rebuilds the User Interface.
506
559
                                                     self.divider)))
507
560
        if self.log_visible:
508
561
            self.uilist.append(self.logbox)
 
562
            pass
509
563
        self.topwidget = urwid.Pile(self.uilist)
510
564
    
511
565
    def log_message(self, message):
549
603
            client = self.clients_dict[path]
550
604
        except KeyError:
551
605
            # not found?
552
 
            self.log_message("Unknown client {0!r} ({1!r}) removed"
553
 
                             .format(name, path))
 
606
            self.log_message("Unknown client %r (%r) removed", name,
 
607
                             path)
554
608
            return
555
609
        client.delete()
556
610
    
595
649
    
596
650
    def run(self):
597
651
        """Start the main loop and exit when it's done."""
598
 
        self.bus = dbus.SystemBus()
599
 
        mandos_dbus_objc = self.bus.get_object(
600
 
            self.busname, "/", follow_name_owner_changes=True)
601
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
602
 
                                          dbus_interface
603
 
                                          = server_interface)
604
 
        try:
605
 
            mandos_clients = (self.mandos_serv
606
 
                              .GetAllClientsWithProperties())
607
 
        except dbus.exceptions.DBusException:
608
 
            mandos_clients = dbus.Dictionary()
609
 
        
610
 
        (self.mandos_serv
611
 
         .connect_to_signal("ClientRemoved",
612
 
                            self.find_and_remove_client,
613
 
                            dbus_interface=server_interface,
614
 
                            byte_arrays=True))
615
 
        (self.mandos_serv
616
 
         .connect_to_signal("ClientAdded",
617
 
                            self.add_new_client,
618
 
                            dbus_interface=server_interface,
619
 
                            byte_arrays=True))
620
 
        (self.mandos_serv
621
 
         .connect_to_signal("ClientNotFound",
622
 
                            self.client_not_found,
623
 
                            dbus_interface=server_interface,
624
 
                            byte_arrays=True))
625
 
        for path, client in mandos_clients.iteritems():
626
 
            client_proxy_object = self.bus.get_object(self.busname,
627
 
                                                      path)
628
 
            self.add_client(MandosClientWidget(server_proxy_object
629
 
                                               =self.mandos_serv,
630
 
                                               proxy_object
631
 
                                               =client_proxy_object,
632
 
                                               properties=client,
633
 
                                               update_hook
634
 
                                               =self.refresh,
635
 
                                               delete_hook
636
 
                                               =self.remove_client,
637
 
                                               logger
638
 
                                               =self.log_message),
639
 
                            path=path)
640
 
 
641
652
        self.refresh()
642
653
        self._input_callback_tag = (gobject.io_add_watch
643
654
                                    (sys.stdin.fileno(),