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  • Committer: Teddy Hogeborn
  • Date: 2013-10-20 23:27:38 UTC
  • mto: (237.7.272 trunk)
  • mto: This revision was merged to the branch mainline in revision 305.
  • Revision ID: teddy@recompile.se-20131020232738-5gjw6auqqxnp4v7t
* mandos (PGPEngine.password_encode): Bug fix: GnuPG can't handle
                                      really long passphrases - encode
                                      those differently.

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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 © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 Björn Påhlsson
 
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# Copyright © 2009-2013 Teddy Hogeborn
 
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# Copyright © 2009-2013 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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import sys
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import os
 
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import signal
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import datetime
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import locale
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if sys.version_info.major == 2:
 
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if sys.version_info[0] == 2:
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    str = unicode
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locale.setlocale(locale.LC_ALL, '')
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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
63
 
version = "1.6.9"
 
64
version = "1.6.1"
64
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65
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def isoformat_to_datetime(iso):
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    "Parse an ISO 8601 date string to a datetime.datetime()"
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        self.proxy = proxy_object # Mandos Client proxy object
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        self.properties = dict() if properties is None else properties
89
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        self.property_changed_match = (
90
 
            self.proxy.connect_to_signal("PropertiesChanged",
91
 
                                         self.properties_changed,
92
 
                                         dbus.PROPERTIES_IFACE,
 
91
            self.proxy.connect_to_signal("PropertyChanged",
 
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                                         self._property_changed,
 
93
                                         client_interface,
93
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                                         byte_arrays=True))
94
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        if properties is None:
100
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101
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        super(MandosClientPropertyCache, self).__init__(**kwargs)
102
103
    
103
 
    def properties_changed(self, interface, properties, invalidated):
104
 
        """This is called whenever we get a PropertiesChanged signal
105
 
        It updates the changed properties in the "properties" dict.
 
104
    def _property_changed(self, property, value):
 
105
        """Helper which takes positional arguments"""
 
106
        return self.property_changed(property=property, value=value)
 
107
    
 
108
    def property_changed(self, property=None, value=None):
 
109
        """This is called whenever we get a PropertyChanged signal
 
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        It updates the changed property in the "properties" dict.
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        """
107
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        # Update properties dict with new value
108
 
        self.properties.update(properties)
 
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        self.properties[property] = value
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    def delete(self):
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        self.property_changed_match.remove()
157
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                                         self.rejected,
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                                         client_interface,
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                                         byte_arrays=True))
160
 
        self.logger('Created client {}'
161
 
                    .format(self.properties["Name"]), level=0)
 
165
        #self.logger('Created client {0}'
 
166
        #            .format(self.properties["Name"]))
162
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163
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    def using_timer(self, flag):
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        """Call this method with True or False when timer should be
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    def checker_completed(self, exitstatus, condition, command):
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        if exitstatus == 0:
178
 
            self.logger('Checker for client {} (command "{}")'
179
 
                        ' succeeded'.format(self.properties["Name"],
180
 
                                            command), level=0)
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            self.update()
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            return
183
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        # Checker failed
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        if os.WIFEXITED(condition):
185
 
            self.logger('Checker for client {} (command "{}") failed'
186
 
                        ' with exit code {}'
 
187
            self.logger('Checker for client {0} (command "{1}")'
 
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                        ' failed with exit code {2}'
187
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                        .format(self.properties["Name"], command,
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                                os.WEXITSTATUS(condition)))
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        elif os.WIFSIGNALED(condition):
190
 
            self.logger('Checker for client {} (command "{}") was'
191
 
                        ' killed by signal {}'
 
192
            self.logger('Checker for client {0} (command "{1}") was'
 
193
                        ' killed by signal {2}'
192
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                        .format(self.properties["Name"], command,
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                                os.WTERMSIG(condition)))
194
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        elif os.WCOREDUMP(condition):
195
 
            self.logger('Checker for client {} (command "{}") dumped'
196
 
                        ' core'.format(self.properties["Name"],
197
 
                                       command))
 
197
            self.logger('Checker for client {0} (command "{1}")'
 
198
                        ' dumped core'
 
199
                        .format(self.properties["Name"], command))
198
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        else:
199
 
            self.logger('Checker for client {} completed'
 
201
            self.logger('Checker for client {0} completed'
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                        ' mysteriously'
201
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                        .format(self.properties["Name"]))
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        self.update()
203
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204
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    def checker_started(self, command):
205
 
        """Server signals that a checker started."""
206
 
        self.logger('Client {} started checker "{}"'
207
 
                    .format(self.properties["Name"],
208
 
                            command), level=0)
 
207
        """Server signals that a checker started. This could be useful
 
208
           to log in the future. """
 
209
        #self.logger('Client {0} started checker "{1}"'
 
210
        #            .format(self.properties["Name"],
 
211
        #                    str(command)))
 
212
        pass
209
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210
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    def got_secret(self):
211
 
        self.logger('Client {} received its secret'
 
215
        self.logger('Client {0} received its secret'
212
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                    .format(self.properties["Name"]))
213
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    def need_approval(self, timeout, default):
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        if not default:
216
 
            message = 'Client {} needs approval within {} seconds'
 
220
            message = 'Client {0} needs approval within {1} seconds'
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        else:
218
 
            message = 'Client {} will get its secret in {} seconds'
 
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            message = 'Client {0} will get its secret in {1} seconds'
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        self.logger(message.format(self.properties["Name"],
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                                   timeout/1000))
221
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    def rejected(self, reason):
223
 
        self.logger('Client {} was rejected; reason: {}'
 
227
        self.logger('Client {0} was rejected; reason: {1}'
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                    .format(self.properties["Name"], reason))
225
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    def selectable(self):
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            else:
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                timer = datetime.timedelta()
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            if self.properties["ApprovedByDefault"]:
273
 
                message = "Approval in {}. (d)eny?"
 
277
                message = "Approval in {0}. (d)eny?"
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            else:
275
 
                message = "Denial in {}. (a)pprove?"
 
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                message = "Denial in {0}. (a)pprove?"
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            message = message.format(str(timer).rsplit(".", 1)[0])
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            self.using_timer(True)
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        elif self.properties["LastCheckerStatus"] != 0:
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                timer = max(expires - datetime.datetime.utcnow(),
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                            datetime.timedelta())
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            message = ('A checker has failed! Time until client'
289
 
                       ' gets disabled: {}'
 
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                       ' gets disabled: {0}'
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                       .format(str(timer).rsplit(".", 1)[0]))
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            self.using_timer(True)
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        else:
293
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            message = "enabled"
294
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            self.using_timer(False)
295
 
        self._text = "{}{}".format(base, message)
 
299
        self._text = "{0}{1}".format(base, message)
296
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297
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        if not urwid.supports_unicode():
298
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            self._text = self._text.encode("ascii", "replace")
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        else:
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            return key
375
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376
 
    def properties_changed(self, interface, properties, invalidated):
377
 
        """Call self.update() if any properties changed.
 
380
    def property_changed(self, property=None, **kwargs):
 
381
        """Call self.update() if old value is not new value.
378
382
        This overrides the method from MandosClientPropertyCache"""
379
 
        old_values = { key: self.properties.get(key)
380
 
                       for key in properties.keys() }
381
 
        super(MandosClientWidget, self).properties_changed(
382
 
            interface, properties, invalidated)
383
 
        if any(old_values[key] != self.properties.get(key)
384
 
               for key in old_values):
 
383
        property_name = str(property)
 
384
        old_value = self.properties.get(property_name)
 
385
        super(MandosClientWidget, self).property_changed(
 
386
            property=property, **kwargs)
 
387
        if self.properties.get(property_name) != old_value:
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            self.update()
386
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387
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    """This is the entire user interface - the whole screen
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    with boxes, lists of client widgets, etc.
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    """
404
 
    def __init__(self, max_log_length=1000, log_level=1):
 
407
    def __init__(self, max_log_length=1000):
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        DBusGMainLoop(set_as_default=True)
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        self.screen = urwid.curses_display.Screen()
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        self.log = []
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        self.max_log_length = max_log_length
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448
 
        self.log_level = log_level
449
 
        
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        # We keep a reference to the log widget so we can remove it
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        # from the ListWalker without it getting destroyed
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        self.logbox = ConstrainedListBox(self.log)
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        self.main_loop = gobject.MainLoop()
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    def client_not_found(self, fingerprint, address):
469
 
        self.log_message("Client with address {} and fingerprint {}"
470
 
                         " could not be found"
 
470
        self.log_message("Client with address {0} and fingerprint"
 
471
                         " {1} could not be found"
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                         .format(address, fingerprint))
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    def rebuild(self):
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            self.uilist.append(self.logbox)
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        self.topwidget = urwid.Pile(self.uilist)
488
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489
 
    def log_message(self, message, level=1):
 
490
    def log_message(self, message):
490
491
        """Log message formatted with timestamp"""
491
 
        if level < self.log_level:
492
 
            return
493
492
        timestamp = datetime.datetime.now().isoformat()
494
 
        self.log_message_raw("{}: {}".format(timestamp, message),
495
 
                             level=level)
 
493
        self.log_message_raw(timestamp + ": " + message)
496
494
    
497
 
    def log_message_raw(self, markup, level=1):
 
495
    def log_message_raw(self, markup):
498
496
        """Add a log message to the log buffer."""
499
 
        if level < self.log_level:
500
 
            return
501
497
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
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        if (self.max_log_length
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            and len(self.log) > self.max_log_length):
510
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        """Toggle visibility of the log buffer."""
511
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        self.log_visible = not self.log_visible
512
508
        self.rebuild()
513
 
        self.log_message("Log visibility changed to: {}"
514
 
                         .format(self.log_visible), level=0)
 
509
        #self.log_message("Log visibility changed to: "
 
510
        #                 + str(self.log_visible))
515
511
    
516
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    def change_log_display(self):
517
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        """Change type of log display.
522
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            self.log_wrap = "clip"
523
519
        for textwidget in self.log:
524
520
            textwidget.set_wrap_mode(self.log_wrap)
525
 
        self.log_message("Wrap mode: {}".format(self.log_wrap),
526
 
                         level=0)
 
521
        #self.log_message("Wrap mode: " + self.log_wrap)
527
522
    
528
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    def find_and_remove_client(self, path, name):
529
524
        """Find a client by its object path and remove it.
534
529
            client = self.clients_dict[path]
535
530
        except KeyError:
536
531
            # not found?
537
 
            self.log_message("Unknown client {!r} ({!r}) removed"
 
532
            self.log_message("Unknown client {0!r} ({1!r}) removed"
538
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                             .format(name, path))
539
534
            return
540
535
        client.delete()
658
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            elif key == "window resize":
659
654
                self.size = self.screen.get_cols_rows()
660
655
                self.refresh()
661
 
            elif key == "ctrl l":
662
 
                self.screen.clear()
 
656
            elif key == "\f":  # Ctrl-L
663
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                self.refresh()
664
658
            elif key == "l" or key == "D":
665
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                self.toggle_log_display()
677
671
                                            "?: Help",
678
672
                                            "l: Log window toggle",
679
673
                                            "TAB: Switch window",
680
 
                                            "w: Wrap (log lines)",
681
 
                                            "v: Toggle verbose log",
682
 
                                            ))))
 
674
                                            "w: Wrap (log)"))))
683
675
                self.log_message_raw(("bold",
684
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                                      "  "
685
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                                      .join(("Clients:",
698
690
                else:
699
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                    self.topwidget.set_focus(self.logbox)
700
692
                self.refresh()
701
 
            elif key == "v":
702
 
                if self.log_level == 0:
703
 
                    self.log_level = 1
704
 
                    self.log_message("Verbose mode: Off")
705
 
                else:
706
 
                    self.log_level = 0
707
 
                    self.log_message("Verbose mode: On")
708
693
            #elif (key == "end" or key == "meta >" or key == "G"
709
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            #      or key == ">"):
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            #    pass            # xxx end-of-buffer