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* README: Hint that the intro(8mandos) manual page is in the server
          package.

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mandos-monitor
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# 
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# Mandos Monitor - Control and monitor the Mandos server
5
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# 
6
 
# Copyright © 2009-2011 Teddy Hogeborn
7
 
# 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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# 
9
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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
21
# 
22
 
# Contact the authors at <mandos@fukt.bsnet.se>.
 
22
# Contact the authors at <mandos@recompile.se>.
23
23
# 
24
24
 
25
 
from __future__ import division, absolute_import, print_function, unicode_literals
 
25
from __future__ import (division, absolute_import, print_function,
 
26
                        unicode_literals)
26
27
 
27
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import sys
28
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import os
48
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
49
50
 
50
51
# Some useful constants
51
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
52
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server_interface = domain + '.Mandos'
53
54
client_interface = domain + '.Mandos.Client'
54
 
version = "1.2.3"
 
55
version = "1.5.0"
55
56
 
56
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# Always run in monochrome mode
57
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urwid.curses_display.curses.has_colors = lambda : False
86
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        self.proxy = proxy_object # Mandos Client proxy object
87
88
        
88
89
        self.properties = dict()
89
 
        self.proxy.connect_to_signal("PropertyChanged",
90
 
                                     self.property_changed,
91
 
                                     client_interface,
92
 
                                     byte_arrays=True)
 
90
        self.property_changed_match = (
 
91
            self.proxy.connect_to_signal("PropertyChanged",
 
92
                                         self.property_changed,
 
93
                                         client_interface,
 
94
                                         byte_arrays=True))
93
95
        
94
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        self.properties.update(
95
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            self.proxy.GetAll(client_interface,
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                              dbus_interface = dbus.PROPERTIES_IFACE))
97
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98
 
        #XXX This break good super behaviour!
 
100
        #XXX This breaks good super behaviour
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#        super(MandosClientPropertyCache, self).__init__(
100
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#            *args, **kwargs)
101
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105
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        """
106
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        # Update properties dict with new value
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        self.properties[property] = value
 
110
    
 
111
    def delete(self, *args, **kwargs):
 
112
        self.property_changed_match.remove()
 
113
        super(MandosClientPropertyCache, self).__init__(
 
114
            *args, **kwargs)
108
115
 
109
116
 
110
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
154
161
        if self.need_approval:
155
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            self.using_timer(True)
156
163
        
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)
 
164
        self.match_objects = (
 
165
            self.proxy.connect_to_signal("CheckerCompleted",
 
166
                                         self.checker_completed,
 
167
                                         client_interface,
 
168
                                         byte_arrays=True),
 
169
            self.proxy.connect_to_signal("CheckerStarted",
 
170
                                         self.checker_started,
 
171
                                         client_interface,
 
172
                                         byte_arrays=True),
 
173
            self.proxy.connect_to_signal("GotSecret",
 
174
                                         self.got_secret,
 
175
                                         client_interface,
 
176
                                         byte_arrays=True),
 
177
            self.proxy.connect_to_signal("NeedApproval",
 
178
                                         self.need_approval,
 
179
                                         client_interface,
 
180
                                         byte_arrays=True),
 
181
            self.proxy.connect_to_signal("Rejected",
 
182
                                         self.rejected,
 
183
                                         client_interface,
 
184
                                         byte_arrays=True))
 
185
        #self.logger('Created client %s' % (self.properties["Name"]))
177
186
    
178
187
    def property_changed(self, property=None, value=None):
179
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        super(self, MandosClientWidget).property_changed(property,
191
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        else:
192
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            self._update_timer_callback_lock -= 1
193
202
        if old == 0 and self._update_timer_callback_lock:
 
203
            # Will update the shown timer value every second
194
204
            self._update_timer_callback_tag = (gobject.timeout_add
195
205
                                               (1000,
196
206
                                                self.update_timer))
232
242
        self.update()
233
243
    
234
244
    def checker_started(self, command):
 
245
        """Server signals that a checker started. This could be useful
 
246
           to log in the future. """
235
247
        #self.logger('Client %s started checker "%s"'
236
248
        #            % (self.properties["Name"], unicode(command)))
237
249
        pass
305
317
                message = "Denial in %s. (a)pprove?"
306
318
            message = message % unicode(timer).rsplit(".", 1)[0]
307
319
        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)
 
320
            # When checker has failed, print a timer until client expires
 
321
            expires = self.properties["Expires"]
 
322
            if expires == "":
 
323
                timer = datetime.timedelta(0)
 
324
            else:
 
325
                expires = datetime.datetime.strptime(expires,
 
326
                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
327
                timer = expires - datetime.datetime.utcnow()
316
328
            message = ('A checker has failed! Time until client'
317
329
                       ' gets disabled: %s'
318
330
                           % unicode(timer).rsplit(".", 1)[0])
337
349
            self.update_hook()
338
350
    
339
351
    def update_timer(self):
340
 
        "called by gobject"
 
352
        """called by gobject. Will indefinitely loop until
 
353
        gobject.source_remove() on tag is called"""
341
354
        self.update()
342
355
        return True             # Keep calling this
343
356
    
344
 
    def delete(self):
 
357
    def delete(self, *args, **kwargs):
345
358
        if self._update_timer_callback_tag is not None:
346
359
            gobject.source_remove(self._update_timer_callback_tag)
347
360
            self._update_timer_callback_tag = None
 
361
        for match in self.match_objects:
 
362
            match.remove()
 
363
        self.match_objects = ()
348
364
        if self.delete_hook is not None:
349
365
            self.delete_hook(self)
 
366
        return super(MandosClientWidget, self).delete(*args, **kwargs)
350
367
    
351
368
    def render(self, maxcolrow, focus=False):
352
369
        """Render differently if we have focus.
358
375
        """Handle keys.
359
376
        This overrides the method from urwid.FlowWidget"""
360
377
        if key == "+":
361
 
            self.proxy.Enable(dbus_interface = client_interface)
 
378
            self.proxy.Enable(dbus_interface = client_interface,
 
379
                              ignore_reply=True)
362
380
        elif key == "-":
363
 
            self.proxy.Disable(dbus_interface = client_interface)
 
381
            self.proxy.Disable(dbus_interface = client_interface,
 
382
                               ignore_reply=True)
364
383
        elif key == "a":
365
384
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
 
                               dbus_interface = client_interface)
 
385
                               dbus_interface = client_interface,
 
386
                               ignore_reply=True)
367
387
        elif key == "d":
368
388
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
 
                                  dbus_interface = client_interface)
 
389
                                  dbus_interface = client_interface,
 
390
                               ignore_reply=True)
370
391
        elif key == "R" or key == "_" or key == "ctrl k":
371
392
            self.server_proxy_object.RemoveClient(self.proxy
372
 
                                                  .object_path)
 
393
                                                  .object_path,
 
394
                                                  ignore_reply=True)
373
395
        elif key == "s":
374
 
            self.proxy.StartChecker(dbus_interface = client_interface)
 
396
            self.proxy.StartChecker(dbus_interface = client_interface,
 
397
                                    ignore_reply=True)
375
398
        elif key == "S":
376
 
            self.proxy.StopChecker(dbus_interface = client_interface)
 
399
            self.proxy.StopChecker(dbus_interface = client_interface,
 
400
                                   ignore_reply=True)
377
401
        elif key == "C":
378
 
            self.proxy.CheckedOK(dbus_interface = client_interface)
 
402
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
403
                                 ignore_reply=True)
379
404
        # xxx
380
405
#         elif key == "p" or key == "=":
381
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#             self.proxy.pause()
474
499
        
475
500
        self.busname = domain + '.Mandos'
476
501
        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
502
    
520
503
    def client_not_found(self, fingerprint, address):
521
504
        self.log_message(("Client with address %s and fingerprint %s"
536
519
                                                     self.divider)))
537
520
        if self.log_visible:
538
521
            self.uilist.append(self.logbox)
539
 
            pass
540
522
        self.topwidget = urwid.Pile(self.uilist)
541
523
    
542
524
    def log_message(self, message):
572
554
        #self.log_message("Wrap mode: " + self.log_wrap)
573
555
    
574
556
    def find_and_remove_client(self, path, name):
575
 
        """Find an client from its object path and remove it.
 
557
        """Find a client by its object path and remove it.
576
558
        
577
559
        This is connected to the ClientRemoved signal from the
578
560
        Mandos server object."""
580
562
            client = self.clients_dict[path]
581
563
        except KeyError:
582
564
            # not found?
 
565
            self.log_message("Unknown client %r (%r) removed", name,
 
566
                             path)
583
567
            return
584
 
        self.remove_client(client, path)
 
568
        client.delete()
585
569
    
586
570
    def add_new_client(self, path):
587
571
        client_proxy_object = self.bus.get_object(self.busname, path)
624
608
    
625
609
    def run(self):
626
610
        """Start the main loop and exit when it's done."""
 
611
        self.bus = dbus.SystemBus()
 
612
        mandos_dbus_objc = self.bus.get_object(
 
613
            self.busname, "/", follow_name_owner_changes=True)
 
614
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
615
                                          dbus_interface
 
616
                                          = server_interface)
 
617
        try:
 
618
            mandos_clients = (self.mandos_serv
 
619
                              .GetAllClientsWithProperties())
 
620
        except dbus.exceptions.DBusException:
 
621
            mandos_clients = dbus.Dictionary()
 
622
        
 
623
        (self.mandos_serv
 
624
         .connect_to_signal("ClientRemoved",
 
625
                            self.find_and_remove_client,
 
626
                            dbus_interface=server_interface,
 
627
                            byte_arrays=True))
 
628
        (self.mandos_serv
 
629
         .connect_to_signal("ClientAdded",
 
630
                            self.add_new_client,
 
631
                            dbus_interface=server_interface,
 
632
                            byte_arrays=True))
 
633
        (self.mandos_serv
 
634
         .connect_to_signal("ClientNotFound",
 
635
                            self.client_not_found,
 
636
                            dbus_interface=server_interface,
 
637
                            byte_arrays=True))
 
638
        for path, client in mandos_clients.iteritems():
 
639
            client_proxy_object = self.bus.get_object(self.busname,
 
640
                                                      path)
 
641
            self.add_client(MandosClientWidget(server_proxy_object
 
642
                                               =self.mandos_serv,
 
643
                                               proxy_object
 
644
                                               =client_proxy_object,
 
645
                                               properties=client,
 
646
                                               update_hook
 
647
                                               =self.refresh,
 
648
                                               delete_hook
 
649
                                               =self.remove_client,
 
650
                                               logger
 
651
                                               =self.log_message),
 
652
                            path=path)
 
653
 
627
654
        self.refresh()
628
655
        self._input_callback_tag = (gobject.io_add_watch
629
656
                                    (sys.stdin.fileno(),