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* mandos-ctl (print_clients): Bug fix: Don't show "Extended Timeout"
                              as milliseconds.

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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 © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 Björn Påhlsson
 
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# Copyright © 2009-2012 Teddy Hogeborn
 
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# Copyright © 2009-2012 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/>.
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# 
22
 
# Contact the authors at <mandos@fukt.bsnet.se>.
 
22
# Contact the authors at <mandos@recompile.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
50
 
51
51
# Some useful constants
52
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
53
53
server_interface = domain + '.Mandos'
54
54
client_interface = domain + '.Mandos.Client'
55
 
version = "1.3.1"
 
55
version = "1.5.3"
56
56
 
57
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# Always run in monochrome mode
58
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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
135
134
        
136
135
        # The widget shown normally
137
136
        self._text_widget = urwid.Text("")
145
144
        
146
145
        last_checked_ok = isoformat_to_datetime(self.properties
147
146
                                                ["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"]))
157
147
        
158
 
        if self.last_checker_failed:
 
148
        if self.properties ["LastCheckerStatus"] != 0:
159
149
            self.using_timer(True)
160
150
        
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151
        if self.need_approval:
182
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                                         self.rejected,
183
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                                         client_interface,
184
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                                         byte_arrays=True))
185
 
        #self.logger('Created client %s' % (self.properties["Name"]))
 
175
        #self.logger('Created client {0}'
 
176
        #            .format(self.properties["Name"]))
186
177
    
187
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    def property_changed(self, property=None, value=None):
188
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        super(self, MandosClientWidget).property_changed(property,
189
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                                                         value)
190
181
        if property == "ApprovalPending":
191
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            using_timer(bool(value))
192
 
        
 
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
    
193
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    def using_timer(self, flag):
194
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        """Call this method with True or False when timer should be
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191
        activated or deactivated.
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        else:
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            self._update_timer_callback_lock -= 1
202
198
        if old == 0 and self._update_timer_callback_lock:
 
199
            # Will update the shown timer value every second
203
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            self._update_timer_callback_tag = (gobject.timeout_add
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                                               (1000,
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                                                self.update_timer))
209
206
    
210
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    def checker_completed(self, exitstatus, condition, command):
211
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        if exitstatus == 0:
212
 
            if self.last_checker_failed:
213
 
                self.last_checker_failed = False
214
 
                self.using_timer(False)
215
 
            #self.logger('Checker for client %s (command "%s")'
216
 
            #            ' was successful'
217
 
            #            % (self.properties["Name"], command))
218
209
            self.update()
219
210
            return
220
211
        # Checker failed
221
 
        if not self.last_checker_failed:
222
 
            self.last_checker_failed = True
223
 
            self.using_timer(True)
224
212
        if os.WIFEXITED(condition):
225
 
            self.logger('Checker for client %s (command "%s")'
226
 
                        ' failed with exit code %s'
227
 
                        % (self.properties["Name"], command,
228
 
                           os.WEXITSTATUS(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)))
229
217
        elif os.WIFSIGNALED(condition):
230
 
            self.logger('Checker for client %s (command "%s")'
231
 
                        ' was killed by signal %s'
232
 
                        % (self.properties["Name"], command,
233
 
                           os.WTERMSIG(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)))
234
222
        elif os.WCOREDUMP(condition):
235
 
            self.logger('Checker for client %s (command "%s")'
 
223
            self.logger('Checker for client {0} (command "{1}")'
236
224
                        ' dumped core'
237
 
                        % (self.properties["Name"], command))
 
225
                        .format(self.properties["Name"], command))
238
226
        else:
239
 
            self.logger('Checker for client %s completed'
240
 
                        ' mysteriously')
 
227
            self.logger('Checker for client {0} completed'
 
228
                        ' mysteriously'
 
229
                        .format(self.properties["Name"]))
241
230
        self.update()
242
231
    
243
232
    def checker_started(self, command):
244
 
        #self.logger('Client %s started checker "%s"'
245
 
        #            % (self.properties["Name"], unicode(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)))
246
238
        pass
247
239
    
248
240
    def got_secret(self):
249
 
        self.last_checker_failed = False
250
 
        self.logger('Client %s received its secret'
251
 
                    % self.properties["Name"])
 
241
        self.logger('Client {0} received its secret'
 
242
                    .format(self.properties["Name"]))
252
243
    
253
244
    def need_approval(self, timeout, default):
254
245
        if not default:
255
 
            message = 'Client %s needs approval within %s seconds'
 
246
            message = 'Client {0} needs approval within {1} seconds'
256
247
        else:
257
 
            message = 'Client %s will get its secret in %s seconds'
258
 
        self.logger(message
259
 
                    % (self.properties["Name"], timeout/1000))
 
248
            message = 'Client {0} will get its secret in {1} seconds'
 
249
        self.logger(message.format(self.properties["Name"],
 
250
                                   timeout/1000))
260
251
        self.using_timer(True)
261
252
    
262
253
    def rejected(self, reason):
263
 
        self.logger('Client %s was rejected; reason: %s'
264
 
                    % (self.properties["Name"], reason))
 
254
        self.logger('Client {0} was rejected; reason: {1}'
 
255
                    .format(self.properties["Name"], reason))
265
256
    
266
257
    def selectable(self):
267
258
        """Make this a "selectable" widget.
293
284
        # Rebuild focus and non-focus widgets using current properties
294
285
 
295
286
        # Base part of a client. Name!
296
 
        base = ('%(name)s: '
297
 
                      % {"name": self.properties["Name"]})
 
287
        base = '{name}: '.format(name=self.properties["Name"])
298
288
        if not self.properties["Enabled"]:
299
289
            message = "DISABLED"
300
290
        elif self.properties["ApprovalPending"]:
309
299
            else:
310
300
                timer = datetime.timedelta()
311
301
            if self.properties["ApprovedByDefault"]:
312
 
                message = "Approval in %s. (d)eny?"
313
 
            else:
314
 
                message = "Denial in %s. (a)pprove?"
315
 
            message = message % unicode(timer).rsplit(".", 1)[0]
316
 
        elif self.last_checker_failed:
317
 
            timeout = datetime.timedelta(milliseconds
318
 
                                         = self.properties
319
 
                                         ["Timeout"])
320
 
            last_ok = isoformat_to_datetime(
321
 
                max((self.properties["LastCheckedOK"]
322
 
                     or self.properties["Created"]),
323
 
                    self.properties["LastEnabled"]))
324
 
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
 
302
                message = "Approval in {0}. (d)eny?"
 
303
            else:
 
304
                message = "Denial in {0}. (a)pprove?"
 
305
            message = message.format(unicode(timer).rsplit(".", 1)[0])
 
306
        elif self.properties["LastCheckerStatus"] != 0:
 
307
            # When checker has failed, print a timer until client expires
 
308
            expires = self.properties["Expires"]
 
309
            if expires == "":
 
310
                timer = datetime.timedelta(0)
 
311
            else:
 
312
                expires = datetime.datetime.strptime(expires,
 
313
                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
314
                timer = expires - datetime.datetime.utcnow()
325
315
            message = ('A checker has failed! Time until client'
326
 
                       ' gets disabled: %s'
327
 
                           % unicode(timer).rsplit(".", 1)[0])
 
316
                       ' gets disabled: {0}'
 
317
                       .format(unicode(timer).rsplit(".", 1)[0]))
328
318
        else:
329
319
            message = "enabled"
330
 
        self._text = "%s%s" % (base, message)
 
320
        self._text = "{0}{1}".format(base, message)
331
321
            
332
322
        if not urwid.supports_unicode():
333
323
            self._text = self._text.encode("ascii", "replace")
346
336
            self.update_hook()
347
337
    
348
338
    def update_timer(self):
349
 
        "called by gobject"
 
339
        """called by gobject. Will indefinitely loop until
 
340
        gobject.source_remove() on tag is called"""
350
341
        self.update()
351
342
        return True             # Keep calling this
352
343
    
495
486
        
496
487
        self.busname = domain + '.Mandos'
497
488
        self.main_loop = gobject.MainLoop()
498
 
        self.bus = dbus.SystemBus()
499
 
        mandos_dbus_objc = self.bus.get_object(
500
 
            self.busname, "/", follow_name_owner_changes=True)
501
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
502
 
                                          dbus_interface
503
 
                                          = server_interface)
504
 
        try:
505
 
            mandos_clients = (self.mandos_serv
506
 
                              .GetAllClientsWithProperties())
507
 
        except dbus.exceptions.DBusException:
508
 
            mandos_clients = dbus.Dictionary()
509
 
        
510
 
        (self.mandos_serv
511
 
         .connect_to_signal("ClientRemoved",
512
 
                            self.find_and_remove_client,
513
 
                            dbus_interface=server_interface,
514
 
                            byte_arrays=True))
515
 
        (self.mandos_serv
516
 
         .connect_to_signal("ClientAdded",
517
 
                            self.add_new_client,
518
 
                            dbus_interface=server_interface,
519
 
                            byte_arrays=True))
520
 
        (self.mandos_serv
521
 
         .connect_to_signal("ClientNotFound",
522
 
                            self.client_not_found,
523
 
                            dbus_interface=server_interface,
524
 
                            byte_arrays=True))
525
 
        for path, client in mandos_clients.iteritems():
526
 
            client_proxy_object = self.bus.get_object(self.busname,
527
 
                                                      path)
528
 
            self.add_client(MandosClientWidget(server_proxy_object
529
 
                                               =self.mandos_serv,
530
 
                                               proxy_object
531
 
                                               =client_proxy_object,
532
 
                                               properties=client,
533
 
                                               update_hook
534
 
                                               =self.refresh,
535
 
                                               delete_hook
536
 
                                               =self.remove_client,
537
 
                                               logger
538
 
                                               =self.log_message),
539
 
                            path=path)
540
489
    
541
490
    def client_not_found(self, fingerprint, address):
542
 
        self.log_message(("Client with address %s and fingerprint %s"
543
 
                          " could not be found" % (address,
544
 
                                                    fingerprint)))
 
491
        self.log_message("Client with address {0} and fingerprint"
 
492
                         " {1} could not be found"
 
493
                         .format(address, fingerprint))
545
494
    
546
495
    def rebuild(self):
547
496
        """This rebuilds the User Interface.
557
506
                                                     self.divider)))
558
507
        if self.log_visible:
559
508
            self.uilist.append(self.logbox)
560
 
            pass
561
509
        self.topwidget = urwid.Pile(self.uilist)
562
510
    
563
511
    def log_message(self, message):
601
549
            client = self.clients_dict[path]
602
550
        except KeyError:
603
551
            # not found?
604
 
            self.log_message("Unknown client %r (%r) removed", name,
605
 
                             path)
 
552
            self.log_message("Unknown client {0!r} ({1!r}) removed"
 
553
                             .format(name, path))
606
554
            return
607
555
        client.delete()
608
556
    
647
595
    
648
596
    def run(self):
649
597
        """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
 
650
641
        self.refresh()
651
642
        self._input_callback_tag = (gobject.io_add_watch
652
643
                                    (sys.stdin.fileno(),