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* mandos (PGPEngine.__init__): Add "--no-use-agent" to gpg options.

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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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#     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
20
 
# along with this program.  If not, see
21
 
# <http://www.gnu.org/licenses/>.
 
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
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# 
23
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# Contact the authors at <mandos@recompile.se>.
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# 
26
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from __future__ import (division, absolute_import, print_function,
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                        unicode_literals)
28
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29
 
from future_builtins import *
30
 
 
31
28
import sys
32
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import os
33
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import signal
55
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domain = 'se.recompile'
56
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server_interface = domain + '.Mandos'
57
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client_interface = domain + '.Mandos.Client'
58
 
version = "1.5.3"
 
55
version = "1.4.1"
59
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60
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
86
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    properties and calls a hook function when any of them are
87
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    changed.
88
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    """
89
 
    def __init__(self, proxy_object=None, properties=None, **kwargs):
 
86
    def __init__(self, proxy_object=None, *args, **kwargs):
90
87
        self.proxy = proxy_object # Mandos Client proxy object
91
 
        self.properties = dict() if properties is None else properties
 
88
        
 
89
        self.properties = dict()
92
90
        self.property_changed_match = (
93
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            self.proxy.connect_to_signal("PropertyChanged",
94
 
                                         self._property_changed,
 
92
                                         self.property_changed,
95
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                                         client_interface,
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                                         byte_arrays=True))
97
95
        
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):
107
 
        """Helper which takes positional arguments"""
108
 
        return self.property_changed(property=property, value=value)
 
96
        self.properties.update(
 
97
            self.proxy.GetAll(client_interface,
 
98
                              dbus_interface = dbus.PROPERTIES_IFACE))
 
99
 
 
100
        #XXX This breaks good super behaviour
 
101
#        super(MandosClientPropertyCache, self).__init__(
 
102
#            *args, **kwargs)
109
103
    
110
104
    def property_changed(self, property=None, value=None):
111
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        """This is called whenever we get a PropertyChanged signal
114
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        # Update properties dict with new value
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        self.properties[property] = value
116
110
    
117
 
    def delete(self):
 
111
    def delete(self, *args, **kwargs):
118
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        self.property_changed_match.remove()
 
113
        super(MandosClientPropertyCache, self).__init__(
 
114
            *args, **kwargs)
119
115
 
120
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121
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
123
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    """
124
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125
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    def __init__(self, server_proxy_object=None, update_hook=None,
126
 
                 delete_hook=None, logger=None, **kwargs):
 
122
                 delete_hook=None, logger=None, *args, **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._update_timer_callback_tag = None
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        self._update_timer_callback_lock = 0
 
134
        self.last_checker_failed = False
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        # The widget shown normally
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        self._text_widget = urwid.Text("")
141
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        # The widget shown when we have focus
142
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        self._focus_text_widget = urwid.Text("")
143
 
        super(MandosClientWidget, self).__init__(**kwargs)
 
140
        super(MandosClientWidget, self).__init__(
 
141
            update_hook=update_hook, delete_hook=delete_hook,
 
142
            *args, **kwargs)
144
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        self.update()
145
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        self.opened = False
146
145
        
147
146
        last_checked_ok = isoformat_to_datetime(self.properties
148
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"]))
149
157
        
150
 
        if self.properties ["LastCheckerStatus"] != 0:
 
158
        if self.last_checker_failed:
151
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            self.using_timer(True)
152
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153
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        if self.need_approval:
174
182
                                         self.rejected,
175
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                                         client_interface,
176
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                                         byte_arrays=True))
177
 
        #self.logger('Created client {0}'
178
 
        #            .format(self.properties["Name"]))
 
185
        #self.logger('Created client %s' % (self.properties["Name"]))
179
186
    
180
187
    def property_changed(self, property=None, value=None):
181
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        super(self, MandosClientWidget).property_changed(property,
182
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                                                         value)
183
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        if property == "ApprovalPending":
184
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            using_timer(bool(value))
185
 
        if property == "LastCheckerStatus":
186
 
            using_timer(value != 0)
187
 
            #self.logger('Checker for client {0} (command "{1}") was '
188
 
            #            ' successful'.format(self.properties["Name"],
189
 
            #                                 command))
190
 
    
 
192
        
191
193
    def using_timer(self, flag):
192
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        """Call this method with True or False when timer should be
193
195
        activated or deactivated.
208
210
    
209
211
    def checker_completed(self, exitstatus, condition, command):
210
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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))
211
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            self.update()
212
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            return
213
221
        # Checker failed
 
222
        if not self.last_checker_failed:
 
223
            self.last_checker_failed = True
 
224
            self.using_timer(True)
214
225
        if os.WIFEXITED(condition):
215
 
            self.logger('Checker for client {0} (command "{1}")'
216
 
                        ' failed with exit code {2}'
217
 
                        .format(self.properties["Name"], command,
218
 
                                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)))
219
230
        elif os.WIFSIGNALED(condition):
220
 
            self.logger('Checker for client {0} (command "{1}") was'
221
 
                        ' killed by signal {2}'
222
 
                        .format(self.properties["Name"], command,
223
 
                                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)))
224
235
        elif os.WCOREDUMP(condition):
225
 
            self.logger('Checker for client {0} (command "{1}")'
 
236
            self.logger('Checker for client %s (command "%s")'
226
237
                        ' dumped core'
227
 
                        .format(self.properties["Name"], command))
 
238
                        % (self.properties["Name"], command))
228
239
        else:
229
 
            self.logger('Checker for client {0} completed'
230
 
                        ' mysteriously'
231
 
                        .format(self.properties["Name"]))
 
240
            self.logger('Checker for client %s completed'
 
241
                        ' mysteriously')
232
242
        self.update()
233
243
    
234
244
    def checker_started(self, command):
235
245
        """Server signals that a checker started. This could be useful
236
246
           to log in the future. """
237
 
        #self.logger('Client {0} started checker "{1}"'
238
 
        #            .format(self.properties["Name"],
239
 
        #                    unicode(command)))
 
247
        #self.logger('Client %s started checker "%s"'
 
248
        #            % (self.properties["Name"], unicode(command)))
240
249
        pass
241
250
    
242
251
    def got_secret(self):
243
 
        self.logger('Client {0} received its secret'
244
 
                    .format(self.properties["Name"]))
 
252
        self.last_checker_failed = False
 
253
        self.logger('Client %s received its secret'
 
254
                    % self.properties["Name"])
245
255
    
246
256
    def need_approval(self, timeout, default):
247
257
        if not default:
248
 
            message = 'Client {0} needs approval within {1} seconds'
 
258
            message = 'Client %s needs approval within %s seconds'
249
259
        else:
250
 
            message = 'Client {0} will get its secret in {1} seconds'
251
 
        self.logger(message.format(self.properties["Name"],
252
 
                                   timeout/1000))
 
260
            message = 'Client %s will get its secret in %s seconds'
 
261
        self.logger(message
 
262
                    % (self.properties["Name"], timeout/1000))
253
263
        self.using_timer(True)
254
264
    
255
265
    def rejected(self, reason):
256
 
        self.logger('Client {0} was rejected; reason: {1}'
257
 
                    .format(self.properties["Name"], reason))
 
266
        self.logger('Client %s was rejected; reason: %s'
 
267
                    % (self.properties["Name"], reason))
258
268
    
259
269
    def selectable(self):
260
270
        """Make this a "selectable" widget.
286
296
        # Rebuild focus and non-focus widgets using current properties
287
297
 
288
298
        # Base part of a client. Name!
289
 
        base = '{name}: '.format(name=self.properties["Name"])
 
299
        base = ('%(name)s: '
 
300
                      % {"name": self.properties["Name"]})
290
301
        if not self.properties["Enabled"]:
291
302
            message = "DISABLED"
292
303
        elif self.properties["ApprovalPending"]:
301
312
            else:
302
313
                timer = datetime.timedelta()
303
314
            if self.properties["ApprovedByDefault"]:
304
 
                message = "Approval in {0}. (d)eny?"
 
315
                message = "Approval in %s. (d)eny?"
305
316
            else:
306
 
                message = "Denial in {0}. (a)pprove?"
307
 
            message = message.format(unicode(timer).rsplit(".", 1)[0])
308
 
        elif self.properties["LastCheckerStatus"] != 0:
309
 
            # When checker has failed, show timer until client expires
 
317
                message = "Denial in %s. (a)pprove?"
 
318
            message = message % unicode(timer).rsplit(".", 1)[0]
 
319
        elif self.last_checker_failed:
 
320
            # When checker has failed, print a timer until client expires
310
321
            expires = self.properties["Expires"]
311
322
            if expires == "":
312
323
                timer = datetime.timedelta(0)
313
324
            else:
314
 
                expires = (datetime.datetime.strptime
315
 
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
 
325
                expires = datetime.datetime.strptime(expires,
 
326
                                                     '%Y-%m-%dT%H:%M:%S.%f')
316
327
                timer = expires - datetime.datetime.utcnow()
317
328
            message = ('A checker has failed! Time until client'
318
 
                       ' gets disabled: {0}'
319
 
                       .format(unicode(timer).rsplit(".", 1)[0]))
 
329
                       ' gets disabled: %s'
 
330
                           % unicode(timer).rsplit(".", 1)[0])
320
331
        else:
321
332
            message = "enabled"
322
 
        self._text = "{0}{1}".format(base, message)
 
333
        self._text = "%s%s" % (base, message)
323
334
            
324
335
        if not urwid.supports_unicode():
325
336
            self._text = self._text.encode("ascii", "replace")
343
354
        self.update()
344
355
        return True             # Keep calling this
345
356
    
346
 
    def delete(self, **kwargs):
 
357
    def delete(self, *args, **kwargs):
347
358
        if self._update_timer_callback_tag is not None:
348
359
            gobject.source_remove(self._update_timer_callback_tag)
349
360
            self._update_timer_callback_tag = None
352
363
        self.match_objects = ()
353
364
        if self.delete_hook is not None:
354
365
            self.delete_hook(self)
355
 
        return super(MandosClientWidget, self).delete(**kwargs)
 
366
        return super(MandosClientWidget, self).delete(*args, **kwargs)
356
367
    
357
368
    def render(self, maxcolrow, focus=False):
358
369
        """Render differently if we have focus.
400
411
        else:
401
412
            return key
402
413
    
403
 
    def property_changed(self, property=None, **kwargs):
 
414
    def property_changed(self, property=None, value=None,
 
415
                         *args, **kwargs):
404
416
        """Call self.update() if old value is not new value.
405
417
        This overrides the method from MandosClientPropertyCache"""
406
418
        property_name = unicode(property)
407
419
        old_value = self.properties.get(property_name)
408
420
        super(MandosClientWidget, self).property_changed(
409
 
            property=property, **kwargs)
 
421
            property=property, value=value, *args, **kwargs)
410
422
        if self.properties.get(property_name) != old_value:
411
423
            self.update()
412
424
 
416
428
    "down" key presses, thus not allowing any containing widgets to
417
429
    use them as an excuse to shift focus away from this widget.
418
430
    """
419
 
    def keypress(self, *args, **kwargs):
420
 
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
 
431
    def keypress(self, maxcolrow, key):
 
432
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
421
433
        if ret in ("up", "down"):
422
434
            return
423
435
        return ret
489
501
        self.main_loop = gobject.MainLoop()
490
502
    
491
503
    def client_not_found(self, fingerprint, address):
492
 
        self.log_message("Client with address {0} and fingerprint"
493
 
                         " {1} could not be found"
494
 
                         .format(address, fingerprint))
 
504
        self.log_message(("Client with address %s and fingerprint %s"
 
505
                          " could not be found" % (address,
 
506
                                                    fingerprint)))
495
507
    
496
508
    def rebuild(self):
497
509
        """This rebuilds the User Interface.
550
562
            client = self.clients_dict[path]
551
563
        except KeyError:
552
564
            # not found?
553
 
            self.log_message("Unknown client {0!r} ({1!r}) removed"
554
 
                             .format(name, path))
 
565
            self.log_message("Unknown client %r (%r) removed", name,
 
566
                             path)
555
567
            return
556
568
        client.delete()
557
569
    
638
650
                                               logger
639
651
                                               =self.log_message),
640
652
                            path=path)
641
 
        
 
653
 
642
654
        self.refresh()
643
655
        self._input_callback_tag = (gobject.io_add_watch
644
656
                                    (sys.stdin.fileno(),