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# Mandos Monitor - Control and monitor the Mandos server
 
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# Copyright © 2009-2011 Teddy Hogeborn
 
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# 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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# 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/>.
 
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# Contact the authors at <mandos@fukt.bsnet.se>.
 
 
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# Contact the authors at <mandos@recompile.se>.
 
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from __future__ import division, absolute_import, print_function, unicode_literals
 
 
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from __future__ import (division, absolute_import, print_function,
 
 
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
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# Some useful constants
 
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domain = 'se.bsnet.fukt'
 
 
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domain = 'se.recompile'
 
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server_interface = domain + '.Mandos'
 
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client_interface = domain + '.Mandos.Client'
 
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# Always run in monochrome mode
 
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urwid.curses_display.curses.has_colors = lambda : False
 
 
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        self.proxy = proxy_object # Mandos Client proxy object
 
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        self.properties = dict()
 
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        self.proxy.connect_to_signal("PropertyChanged",
 
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                                     self.property_changed,
 
 
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        self.property_changed_match = (
 
 
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            self.proxy.connect_to_signal("PropertyChanged",
 
 
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                                         self.property_changed,
 
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        self.properties.update(
 
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            self.proxy.GetAll(client_interface,
 
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                              dbus_interface = dbus.PROPERTIES_IFACE))
 
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        #XXX This break good super behaviour!
 
 
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        #XXX This breaks good super behaviour
 
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#        super(MandosClientPropertyCache, self).__init__(
 
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#            *args, **kwargs)
 
 
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        # Update properties dict with new value
 
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        self.properties[property] = value
 
 
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    def delete(self, *args, **kwargs):
 
 
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        self.property_changed_match.remove()
 
 
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        super(MandosClientPropertyCache, self).__init__(
 
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
 
 
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        if self.need_approval:
 
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            self.using_timer(True)
 
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        self.proxy.connect_to_signal("CheckerCompleted",
 
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                                     self.checker_completed,
 
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        self.proxy.connect_to_signal("CheckerStarted",
 
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                                     self.checker_started,
 
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        self.proxy.connect_to_signal("GotSecret",
 
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        self.proxy.connect_to_signal("NeedApproval",
 
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        self.proxy.connect_to_signal("Rejected",
 
 
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        self.match_objects = (
 
 
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            self.proxy.connect_to_signal("CheckerCompleted",
 
 
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                                         self.checker_completed,
 
 
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            self.proxy.connect_to_signal("CheckerStarted",
 
 
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                                         self.checker_started,
 
 
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            self.proxy.connect_to_signal("GotSecret",
 
 
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            self.proxy.connect_to_signal("NeedApproval",
 
 
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            self.proxy.connect_to_signal("Rejected",
 
 
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        #self.logger('Created client %s' % (self.properties["Name"]))
 
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    def property_changed(self, property=None, value=None):
 
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        super(self, MandosClientWidget).property_changed(property,
 
 
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    def checker_started(self, command):
 
 
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        """Server signals that a checker started. This could be useful
 
 
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           to log in the future. """
 
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        #self.logger('Client %s started checker "%s"'
 
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        #            % (self.properties["Name"], unicode(command)))
 
 
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                message = "Denial in %s. (a)pprove?"
 
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            message = message % unicode(timer).rsplit(".", 1)[0]
 
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        elif self.last_checker_failed:
 
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            timeout = datetime.timedelta(milliseconds
 
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            last_ok = isoformat_to_datetime(
 
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                max((self.properties["LastCheckedOK"]
 
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                     or self.properties["Created"]),
 
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                    self.properties["LastEnabled"]))
 
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            timer = timeout - (datetime.datetime.utcnow() - last_ok)
 
 
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            # When checker has failed, print a timer until client expires
 
 
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            expires = self.properties["Expires"]
 
 
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                timer = datetime.timedelta(0)
 
 
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                expires = datetime.datetime.strptime(expires,
 
 
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                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
 
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                timer = expires - datetime.datetime.utcnow()
 
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            message = ('A checker has failed! Time until client'
 
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                       ' gets disabled: %s'
 
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                           % unicode(timer).rsplit(".", 1)[0])
 
 
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            self.update_hook()
 
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    def update_timer(self):
 
 
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        """called by gobject. Will indefinitely loop until
 
 
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        gobject.source_remove() on tag is called"""
 
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        return True             # Keep calling this
 
 
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    def delete(self, *args, **kwargs):
 
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        if self._update_timer_callback_tag is not None:
 
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            gobject.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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        self.match_objects = ()
 
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        if self.delete_hook is not None:
 
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            self.delete_hook(self)
 
 
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        return super(MandosClientWidget, self).delete(*args, **kwargs)
 
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    def render(self, maxcolrow, focus=False):
 
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        """Render differently if we have focus.
 
 
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        This overrides the method from urwid.FlowWidget"""
 
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            self.proxy.Enable(dbus_interface = client_interface)
 
 
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            self.proxy.Enable(dbus_interface = client_interface,
 
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            self.proxy.Disable(dbus_interface = client_interface)
 
 
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            self.proxy.Disable(dbus_interface = client_interface,
 
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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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                               dbus_interface = client_interface,
 
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            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
 
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                                  dbus_interface = client_interface)
 
 
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                                  dbus_interface = client_interface,
 
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        elif key == "R" or key == "_" or key == "ctrl k":
 
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            self.server_proxy_object.RemoveClient(self.proxy
 
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            self.proxy.StartChecker(dbus_interface = client_interface)
 
 
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            self.proxy.StartChecker(dbus_interface = client_interface,
 
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            self.proxy.StopChecker(dbus_interface = client_interface)
 
 
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            self.proxy.StopChecker(dbus_interface = client_interface,
 
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            self.proxy.CheckedOK(dbus_interface = client_interface)
 
 
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            self.proxy.CheckedOK(dbus_interface = client_interface,
 
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#         elif key == "p" or key == "=":
 
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#             self.proxy.pause()
 
 
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        self.busname = domain + '.Mandos'
 
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        self.main_loop = gobject.MainLoop()
 
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        self.bus = dbus.SystemBus()
 
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        mandos_dbus_objc = self.bus.get_object(
 
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            self.busname, "/", follow_name_owner_changes=True)
 
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        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
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            mandos_clients = (self.mandos_serv
 
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                              .GetAllClientsWithProperties())
 
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        except dbus.exceptions.DBusException:
 
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            mandos_clients = dbus.Dictionary()
 
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         .connect_to_signal("ClientRemoved",
 
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                            self.find_and_remove_client,
 
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                            dbus_interface=server_interface,
 
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         .connect_to_signal("ClientAdded",
 
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                            dbus_interface=server_interface,
 
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         .connect_to_signal("ClientNotFound",
 
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                            self.client_not_found,
 
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                            dbus_interface=server_interface,
 
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        for path, client in mandos_clients.iteritems():
 
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            client_proxy_object = self.bus.get_object(self.busname,
 
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            self.add_client(MandosClientWidget(server_proxy_object
 
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                                               =client_proxy_object,
 
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    def client_not_found(self, fingerprint, address):
 
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        self.log_message(("Client with address %s and fingerprint %s"
 
 
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        #self.log_message("Wrap mode: " + self.log_wrap)
 
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    def find_and_remove_client(self, path, name):
 
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        """Find an client from its object path and remove it.
 
 
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        """Find a client by its object path and remove it.
 
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        This is connected to the ClientRemoved signal from the
 
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        Mandos server object."""
 
 
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            client = self.clients_dict[path]
 
 
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            self.log_message("Unknown client %r (%r) removed", name,
 
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        self.remove_client(client, path)
 
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    def add_new_client(self, path):
 
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        client_proxy_object = self.bus.get_object(self.busname, path)
 
 
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        """Start the main loop and exit when it's done."""
 
 
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        self.bus = dbus.SystemBus()
 
 
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        mandos_dbus_objc = self.bus.get_object(
 
 
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            self.busname, "/", follow_name_owner_changes=True)
 
 
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        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
 
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            mandos_clients = (self.mandos_serv
 
 
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                              .GetAllClientsWithProperties())
 
 
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        except dbus.exceptions.DBusException:
 
 
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            mandos_clients = dbus.Dictionary()
 
 
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         .connect_to_signal("ClientRemoved",
 
 
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                            self.find_and_remove_client,
 
 
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                            dbus_interface=server_interface,
 
 
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         .connect_to_signal("ClientAdded",
 
 
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                            dbus_interface=server_interface,
 
 
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         .connect_to_signal("ClientNotFound",
 
 
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                            self.client_not_found,
 
 
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                            dbus_interface=server_interface,
 
 
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        for path, client in mandos_clients.iteritems():
 
 
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            client_proxy_object = self.bus.get_object(self.busname,
 
 
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            self.add_client(MandosClientWidget(server_proxy_object
 
 
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                                               =client_proxy_object,
 
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        self._input_callback_tag = (gobject.io_add_watch
 
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                                    (sys.stdin.fileno(),