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  • Committer: Teddy Hogeborn
  • Date: 2014-08-09 23:37:07 UTC
  • mto: (237.7.304 trunk)
  • mto: This revision was merged to the branch mainline in revision 323.
  • Revision ID: teddy@recompile.se-20140809233707-6c5qyievp78lnzf1
askpass-fifo: Lower privileges after opening FIFO.

* plugins.d/askpass-fifo.c (main): Lower privileges after opening FIFO.

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Lines of Context:
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 © 2009-2016 Teddy Hogeborn
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# Copyright © 2009-2016 Björn Påhlsson
 
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# Copyright © 2009-2014 Teddy Hogeborn
 
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# Copyright © 2009-2014 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 urwid
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from dbus.mainloop.glib import DBusGMainLoop
42
 
from gi.repository import GLib
 
42
try:
 
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    import gobject
 
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except ImportError:
 
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    from gi.repository import GObject as gobject
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import dbus
45
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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
60
 
version = "1.7.6"
61
 
 
62
 
try:
63
 
    dbus.OBJECT_MANAGER_IFACE
64
 
except AttributeError:
65
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
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version = "1.6.8"
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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
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        self.property_changed_match = (
92
 
            self.proxy.connect_to_signal("PropertiesChanged",
93
 
                                         self.properties_changed,
94
 
                                         dbus.PROPERTIES_IFACE,
 
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            self.proxy.connect_to_signal("PropertyChanged",
 
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                                         self._property_changed,
 
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                                         client_interface,
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                                         byte_arrays=True))
96
94
        
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        if properties is None:
102
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103
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        super(MandosClientPropertyCache, self).__init__(**kwargs)
104
102
    
105
 
    def properties_changed(self, interface, properties, invalidated):
106
 
        """This is called whenever we get a PropertiesChanged signal
107
 
        It updates the changed properties in the "properties" dict.
 
103
    def _property_changed(self, property, value):
 
104
        """Helper which takes positional arguments"""
 
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        return self.property_changed(property=property, value=value)
 
106
    
 
107
    def property_changed(self, property=None, value=None):
 
108
        """This is called whenever we get a PropertyChanged signal
 
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        It updates the changed property in the "properties" dict.
108
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        """
109
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        # Update properties dict with new value
110
 
        if interface == client_interface:
111
 
            self.properties.update(properties)
 
112
        self.properties[property] = value
112
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    def delete(self):
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        self.property_changed_match.remove()
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        """
170
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        if flag and self._update_timer_callback_tag is None:
171
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            # Will update the shown timer value every second
172
 
            self._update_timer_callback_tag = (GLib.timeout_add
 
173
            self._update_timer_callback_tag = (gobject.timeout_add
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                                               (1000,
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                                                self.update_timer))
175
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        elif not (flag or self._update_timer_callback_tag is None):
176
 
            GLib.source_remove(self._update_timer_callback_tag)
 
177
            gobject.source_remove(self._update_timer_callback_tag)
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            self._update_timer_callback_tag = None
178
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179
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    def checker_completed(self, exitstatus, condition, command):
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                        ' killed by signal {}'
195
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                        .format(self.properties["Name"], command,
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                                os.WTERMSIG(condition)))
 
198
        elif os.WCOREDUMP(condition):
 
199
            self.logger('Checker for client {} (command "{}") dumped'
 
200
                        ' core'.format(self.properties["Name"],
 
201
                                       command))
 
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        else:
 
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            self.logger('Checker for client {} completed'
 
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                        ' mysteriously'
 
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                        .format(self.properties["Name"]))
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        self.update()
198
207
    
199
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    def checker_started(self, command):
306
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            self.update_hook()
307
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308
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    def update_timer(self):
309
 
        """called by GLib. Will indefinitely loop until
310
 
        GLib.source_remove() on tag is called
311
 
        """
 
318
        """called by gobject. Will indefinitely loop until
 
319
        gobject.source_remove() on tag is called"""
312
320
        self.update()
313
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        return True             # Keep calling this
314
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315
323
    def delete(self, **kwargs):
316
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        if self._update_timer_callback_tag is not None:
317
 
            GLib.source_remove(self._update_timer_callback_tag)
 
325
            gobject.source_remove(self._update_timer_callback_tag)
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            self._update_timer_callback_tag = None
319
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        for match in self.match_objects:
320
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            match.remove()
333
341
        """Handle keys.
334
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        This overrides the method from urwid.FlowWidget"""
335
343
        if key == "+":
336
 
            self.proxy.Set(client_interface, "Enabled",
337
 
                           dbus.Boolean(True), ignore_reply = True,
338
 
                           dbus_interface = dbus.PROPERTIES_IFACE)
 
344
            self.proxy.Enable(dbus_interface = client_interface,
 
345
                              ignore_reply=True)
339
346
        elif key == "-":
340
 
            self.proxy.Set(client_interface, "Enabled", False,
341
 
                           ignore_reply = True,
342
 
                           dbus_interface = dbus.PROPERTIES_IFACE)
 
347
            self.proxy.Disable(dbus_interface = client_interface,
 
348
                               ignore_reply=True)
343
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        elif key == "a":
344
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            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
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                               dbus_interface = client_interface,
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                                                  .object_path,
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                                                  ignore_reply=True)
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        elif key == "s":
356
 
            self.proxy.Set(client_interface, "CheckerRunning",
357
 
                           dbus.Boolean(True), ignore_reply = True,
358
 
                           dbus_interface = dbus.PROPERTIES_IFACE)
 
362
            self.proxy.StartChecker(dbus_interface = client_interface,
 
363
                                    ignore_reply=True)
359
364
        elif key == "S":
360
 
            self.proxy.Set(client_interface, "CheckerRunning",
361
 
                           dbus.Boolean(False), ignore_reply = True,
362
 
                           dbus_interface = dbus.PROPERTIES_IFACE)
 
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            self.proxy.StopChecker(dbus_interface = client_interface,
 
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                                   ignore_reply=True)
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        elif key == "C":
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            self.proxy.CheckedOK(dbus_interface = client_interface,
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                                 ignore_reply=True)
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        else:
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            return key
375
379
    
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:
385
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            self.update()
386
389
 
387
390
 
463
466
                              "q: Quit  ?: Help"))
464
467
        
465
468
        self.busname = domain + '.Mandos'
466
 
        self.main_loop = GLib.MainLoop()
 
469
        self.main_loop = gobject.MainLoop()
467
470
    
468
471
    def client_not_found(self, fingerprint, address):
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        self.log_message("Client with address {} and fingerprint {}"
525
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        self.log_message("Wrap mode: {}".format(self.log_wrap),
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                         level=0)
527
530
    
528
 
    def find_and_remove_client(self, path, interfaces):
 
531
    def find_and_remove_client(self, path, name):
529
532
        """Find a client by its object path and remove it.
530
533
        
531
 
        This is connected to the InterfacesRemoved signal from the
 
534
        This is connected to the ClientRemoved signal from the
532
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        Mandos server object."""
533
 
        if client_interface not in interfaces:
534
 
            # Not a Mandos client object; ignore
535
 
            return
536
536
        try:
537
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            client = self.clients_dict[path]
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        except KeyError:
539
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            # not found?
540
 
            self.log_message("Unknown client {!r} removed"
541
 
                             .format(path))
 
540
            self.log_message("Unknown client {!r} ({!r}) removed"
 
541
                             .format(name, path))
542
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            return
543
543
        client.delete()
544
544
    
545
 
    def add_new_client(self, path, ifs_and_props):
546
 
        """Find a client by its object path and remove it.
547
 
        
548
 
        This is connected to the InterfacesAdded signal from the
549
 
        Mandos server object.
550
 
        """
551
 
        if client_interface not in ifs_and_props:
552
 
            # Not a Mandos client object; ignore
553
 
            return
 
545
    def add_new_client(self, path):
554
546
        client_proxy_object = self.bus.get_object(self.busname, path)
555
547
        self.add_client(MandosClientWidget(server_proxy_object
556
548
                                           =self.mandos_serv,
561
553
                                           delete_hook
562
554
                                           =self.remove_client,
563
555
                                           logger
564
 
                                           =self.log_message,
565
 
                                           properties
566
 
                                           = dict(ifs_and_props[
567
 
                                               client_interface])),
 
556
                                           =self.log_message),
568
557
                        path=path)
569
558
    
570
559
    def add_client(self, client, path=None):
605
594
            mandos_clients = dbus.Dictionary()
606
595
        
607
596
        (self.mandos_serv
608
 
         .connect_to_signal("InterfacesRemoved",
 
597
         .connect_to_signal("ClientRemoved",
609
598
                            self.find_and_remove_client,
610
 
                            dbus_interface
611
 
                            = dbus.OBJECT_MANAGER_IFACE,
 
599
                            dbus_interface=server_interface,
612
600
                            byte_arrays=True))
613
601
        (self.mandos_serv
614
 
         .connect_to_signal("InterfacesAdded",
 
602
         .connect_to_signal("ClientAdded",
615
603
                            self.add_new_client,
616
 
                            dbus_interface
617
 
                            = dbus.OBJECT_MANAGER_IFACE,
 
604
                            dbus_interface=server_interface,
618
605
                            byte_arrays=True))
619
606
        (self.mandos_serv
620
607
         .connect_to_signal("ClientNotFound",
638
625
                            path=path)
639
626
        
640
627
        self.refresh()
641
 
        self._input_callback_tag = (GLib.io_add_watch
 
628
        self._input_callback_tag = (gobject.io_add_watch
642
629
                                    (sys.stdin.fileno(),
643
 
                                     GLib.IO_IN,
 
630
                                     gobject.IO_IN,
644
631
                                     self.process_input))
645
632
        self.main_loop.run()
646
633
        # Main loop has finished, we should close everything now
647
 
        GLib.source_remove(self._input_callback_tag)
 
634
        gobject.source_remove(self._input_callback_tag)
648
635
        self.screen.stop()
649
636
    
650
637
    def stop(self):