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  • Committer: Teddy Hogeborn
  • Date: 2016-08-25 16:17:23 UTC
  • Revision ID: teddy@recompile.se-20160825161723-wsbn6sxyk29qgmsv
PEP8 compliance: mandos-ctl

* mandos-ctl: Add PEP8 compliance (as per the "pycodestyle" tool).

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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 © 2009-2016 Teddy Hogeborn
 
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# Copyright © 2009-2016 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
 
try:
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    import gobject
44
 
except ImportError:
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    from gi.repository import GObject as gobject
 
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from gi.repository import GLib
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import dbus
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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 = "1.6.8"
 
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version = "1.7.10"
 
61
 
 
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try:
 
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    dbus.OBJECT_MANAGER_IFACE
 
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except AttributeError:
 
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    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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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 = (
90
 
            self.proxy.connect_to_signal("PropertyChanged",
91
 
                                         self._property_changed,
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                                         client_interface,
 
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            self.proxy.connect_to_signal("PropertiesChanged",
 
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                                         self.properties_changed,
 
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                                         dbus.PROPERTIES_IFACE,
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                                         byte_arrays=True))
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        if properties is None:
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        super(MandosClientPropertyCache, self).__init__(**kwargs)
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103
 
    def _property_changed(self, property, value):
104
 
        """Helper which takes positional arguments"""
105
 
        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
109
 
        It updates the changed property in the "properties" dict.
 
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    def properties_changed(self, interface, properties, invalidated):
 
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        """This is called whenever we get a PropertiesChanged signal
 
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        It updates the changed properties in the "properties" dict.
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        """
111
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        # Update properties dict with new value
112
 
        self.properties[property] = value
 
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        if interface == client_interface:
 
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            self.properties.update(properties)
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    def delete(self):
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        self.property_changed_match.remove()
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        """
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        if flag and self._update_timer_callback_tag is None:
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            # Will update the shown timer value every second
173
 
            self._update_timer_callback_tag = (gobject.timeout_add
 
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            self._update_timer_callback_tag = (GLib.timeout_add
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                                               (1000,
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                                                self.update_timer))
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        elif not (flag or self._update_timer_callback_tag is None):
177
 
            gobject.source_remove(self._update_timer_callback_tag)
 
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            GLib.source_remove(self._update_timer_callback_tag)
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            self._update_timer_callback_tag = None
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180
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    def checker_completed(self, exitstatus, condition, command):
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                        ' killed by signal {}'
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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))
202
 
        else:
203
 
            self.logger('Checker for client {} completed'
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                        ' mysteriously'
205
 
                        .format(self.properties["Name"]))
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        self.update()
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    def checker_started(self, command):
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            self.update_hook()
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    def update_timer(self):
318
 
        """called by gobject. Will indefinitely loop until
319
 
        gobject.source_remove() on tag is called"""
 
309
        """called by GLib. Will indefinitely loop until
 
310
        GLib.source_remove() on tag is called
 
311
        """
320
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        self.update()
321
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        return True             # Keep calling this
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323
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    def delete(self, **kwargs):
324
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        if self._update_timer_callback_tag is not None:
325
 
            gobject.source_remove(self._update_timer_callback_tag)
 
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            GLib.source_remove(self._update_timer_callback_tag)
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            self._update_timer_callback_tag = None
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        for match in self.match_objects:
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            match.remove()
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        """Handle keys.
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        This overrides the method from urwid.FlowWidget"""
343
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        if key == "+":
344
 
            self.proxy.Enable(dbus_interface = client_interface,
345
 
                              ignore_reply=True)
 
336
            self.proxy.Set(client_interface, "Enabled",
 
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                           dbus.Boolean(True), ignore_reply = True,
 
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                           dbus_interface = dbus.PROPERTIES_IFACE)
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        elif key == "-":
347
 
            self.proxy.Disable(dbus_interface = client_interface,
348
 
                               ignore_reply=True)
 
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            self.proxy.Set(client_interface, "Enabled", False,
 
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                           ignore_reply = True,
 
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                           dbus_interface = dbus.PROPERTIES_IFACE)
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        elif key == "a":
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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":
362
 
            self.proxy.StartChecker(dbus_interface = client_interface,
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                                    ignore_reply=True)
 
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            self.proxy.Set(client_interface, "CheckerRunning",
 
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                           dbus.Boolean(True), ignore_reply = True,
 
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                           dbus_interface = dbus.PROPERTIES_IFACE)
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        elif key == "S":
365
 
            self.proxy.StopChecker(dbus_interface = client_interface,
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                                   ignore_reply=True)
 
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            self.proxy.Set(client_interface, "CheckerRunning",
 
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                           dbus.Boolean(False), ignore_reply = True,
 
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                           dbus_interface = dbus.PROPERTIES_IFACE)
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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
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375
    
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    def property_changed(self, property=None, **kwargs):
381
 
        """Call self.update() if old value is not new value.
 
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    def properties_changed(self, interface, properties, invalidated):
 
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        """Call self.update() if any properties changed.
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378
        This overrides the method from MandosClientPropertyCache"""
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:
 
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):
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            self.update()
389
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390
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                              "q: Quit  ?: Help"))
467
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        self.busname = domain + '.Mandos'
469
 
        self.main_loop = gobject.MainLoop()
 
466
        self.main_loop = GLib.MainLoop()
470
467
    
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    def client_not_found(self, fingerprint, address):
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        self.log_message("Client with address {} and fingerprint {}"
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        self.log_message("Wrap mode: {}".format(self.log_wrap),
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                         level=0)
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531
 
    def find_and_remove_client(self, path, name):
 
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    def find_and_remove_client(self, path, interfaces):
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        """Find a client by its object path and remove it.
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530
        
534
 
        This is connected to the ClientRemoved signal from the
 
531
        This is connected to the InterfacesRemoved signal from the
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        Mandos server object."""
 
533
        if client_interface not in interfaces:
 
534
            # Not a Mandos client object; ignore
 
535
            return
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536
        try:
537
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            client = self.clients_dict[path]
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        except KeyError:
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            # not found?
540
 
            self.log_message("Unknown client {!r} ({!r}) removed"
541
 
                             .format(name, path))
 
540
            self.log_message("Unknown client {!r} removed"
 
541
                             .format(path))
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            return
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        client.delete()
544
544
    
545
 
    def add_new_client(self, path):
 
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
546
554
        client_proxy_object = self.bus.get_object(self.busname, path)
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        self.add_client(MandosClientWidget(server_proxy_object
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                                           =self.mandos_serv,
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                                           delete_hook
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                                           =self.remove_client,
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                                           logger
556
 
                                           =self.log_message),
 
564
                                           =self.log_message,
 
565
                                           properties
 
566
                                           = dict(ifs_and_props[
 
567
                                               client_interface])),
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                        path=path)
558
569
    
559
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    def add_client(self, client, path=None):
594
605
            mandos_clients = dbus.Dictionary()
595
606
        
596
607
        (self.mandos_serv
597
 
         .connect_to_signal("ClientRemoved",
 
608
         .connect_to_signal("InterfacesRemoved",
598
609
                            self.find_and_remove_client,
599
 
                            dbus_interface=server_interface,
 
610
                            dbus_interface
 
611
                            = dbus.OBJECT_MANAGER_IFACE,
600
612
                            byte_arrays=True))
601
613
        (self.mandos_serv
602
 
         .connect_to_signal("ClientAdded",
 
614
         .connect_to_signal("InterfacesAdded",
603
615
                            self.add_new_client,
604
 
                            dbus_interface=server_interface,
 
616
                            dbus_interface
 
617
                            = dbus.OBJECT_MANAGER_IFACE,
605
618
                            byte_arrays=True))
606
619
        (self.mandos_serv
607
620
         .connect_to_signal("ClientNotFound",
625
638
                            path=path)
626
639
        
627
640
        self.refresh()
628
 
        self._input_callback_tag = (gobject.io_add_watch
 
641
        self._input_callback_tag = (GLib.io_add_watch
629
642
                                    (sys.stdin.fileno(),
630
 
                                     gobject.IO_IN,
 
643
                                     GLib.IO_IN,
631
644
                                     self.process_input))
632
645
        self.main_loop.run()
633
646
        # Main loop has finished, we should close everything now
634
 
        gobject.source_remove(self._input_callback_tag)
 
647
        GLib.source_remove(self._input_callback_tag)
635
648
        self.screen.stop()
636
649
    
637
650
    def stop(self):