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#!/usr/bin/python3 -bbI
 
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# -*- mode: python; coding: utf-8 -*-
 
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# Mandos Monitor - Control and monitor the Mandos server
 
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# Copyright © 2009-2019 Teddy Hogeborn
 
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# Copyright © 2009-2019 Björn Påhlsson
 
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# This file is part of Mandos.
 
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# Mandos is free software: you can redistribute it and/or modify it
 
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# under the terms of the GNU General Public License as published by
 
 
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# Copyright © 2009-2013 Teddy Hogeborn
 
 
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# Copyright © 2009-2013 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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# the Free Software Foundation, either version 3 of the License, or
 
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# (at your option) any later version.
 
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#     Mandos is distributed in the hope that it will be useful, but
 
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#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
 
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#     This program is distributed in the hope that it will be useful,
 
 
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#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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#     GNU General Public License for more details.
 
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# You should have received a copy of the GNU General Public License
 
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# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
 
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# along with this program.  If not, see
 
 
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# <http://www.gnu.org/licenses/>.
 
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# Contact the authors at <mandos@recompile.se>.
 
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from __future__ import (division, absolute_import, print_function,
 
 
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import urwid.curses_display
 
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from dbus.mainloop.glib import DBusGMainLoop
 
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from gi.repository import GLib
 
 
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    from gi.repository import GObject as gobject
 
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if sys.version_info.major == 2:
 
 
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if sys.version_info[0] == 2:
 
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log = logging.getLogger(os.path.basename(sys.argv[0]))
 
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logging.basicConfig(level="NOTSET", # Show all messages
 
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                    format="%(message)s") # Show basic log messages
 
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logging.captureWarnings(True)   # Show warnings via the logging system
 
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locale.setlocale(locale.LC_ALL, "")
 
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logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
 
 
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locale.setlocale(locale.LC_ALL, '')
 
 
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
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# Some useful constants
 
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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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    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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domain = 'se.recompile'
 
 
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server_interface = domain + '.Mandos'
 
 
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client_interface = domain + '.Mandos.Client'
 
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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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    def __init__(self, proxy_object=None, properties=None, **kwargs):
 
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        self.proxy = proxy_object  # Mandos Client proxy object
 
 
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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 = (
 
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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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            self.proxy.connect_to_signal("PropertyChanged",
 
 
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                                         self._property_changed,
 
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                                         byte_arrays=True))
 
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        if properties is None:
 
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            self.properties.update(self.proxy.GetAll(
 
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                dbus_interface=dbus.PROPERTIES_IFACE))
 
 
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            self.properties.update(
 
 
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                self.proxy.GetAll(client_interface,
 
 
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                                  = dbus.PROPERTIES_IFACE))
 
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        super(MandosClientPropertyCache, self).__init__(**kwargs)
 
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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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    def _property_changed(self, property, value):
 
 
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        """Helper which takes positional arguments"""
 
 
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        return self.property_changed(property=property, value=value)
 
 
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    def property_changed(self, property=None, value=None):
 
 
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        """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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        # Update properties dict with new value
 
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        if interface == client_interface:
 
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            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()
 
 
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                                         client_interface,
 
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                                         byte_arrays=True))
 
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        log.debug("Created client %s", self.properties["Name"])
 
 
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        #self.logger('Created client {0}'
 
 
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        #            .format(self.properties["Name"]))
 
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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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        activated or deactivated.
 
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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
 
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            self._update_timer_callback_tag = (
 
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                GLib.timeout_add(1000,
 
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                                 glib_safely(self.update_timer)))
 
 
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            self._update_timer_callback_tag = (gobject.timeout_add
 
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        elif not (flag or self._update_timer_callback_tag is None):
 
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            GLib.source_remove(self._update_timer_callback_tag)
 
 
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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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    def checker_completed(self, exitstatus, condition, command):
 
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        if exitstatus == 0:
 
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            log.debug('Checker for client %s (command "%s")'
 
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                      " succeeded", self.properties["Name"], command)
 
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        if os.WIFEXITED(condition):
 
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            log.info('Checker for client %s (command "%s") failed'
 
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                     " with exit code %d", self.properties["Name"],
 
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                     command, os.WEXITSTATUS(condition))
 
 
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            self.logger('Checker for client {0} (command "{1}")'
 
 
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                        ' failed with exit code {2}'
 
 
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                        .format(self.properties["Name"], command,
 
 
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                                os.WEXITSTATUS(condition)))
 
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        elif os.WIFSIGNALED(condition):
 
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            log.info('Checker for client %s (command "%s") was'
 
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                     " killed by signal %d", self.properties["Name"],
 
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                     command, os.WTERMSIG(condition))
 
 
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            self.logger('Checker for client {0} (command "{1}") was'
 
 
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                        ' killed by signal {2}'
 
 
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                        .format(self.properties["Name"], command,
 
 
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                                os.WTERMSIG(condition)))
 
 
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        elif os.WCOREDUMP(condition):
 
 
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            self.logger('Checker for client {0} (command "{1}")'
 
 
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                        .format(self.properties["Name"], command))
 
 
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            self.logger('Checker for client {0} completed'
 
 
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                        .format(self.properties["Name"]))
 
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    def checker_started(self, command):
 
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        """Server signals that a checker started."""
 
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        log.debug('Client %s started checker "%s"',
 
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                  self.properties["Name"], 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 {0} started checker "{1}"'
 
 
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        #            .format(self.properties["Name"],
 
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    def got_secret(self):
 
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        log.info("Client %s received its secret",
 
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                 self.properties["Name"])
 
 
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        self.logger('Client {0} received its secret'
 
 
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                    .format(self.properties["Name"]))
 
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    def need_approval(self, timeout, default):
 
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            message = "Client %s needs approval within %f seconds"
 
 
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            message = 'Client {0} needs approval within {1} seconds'
 
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            message = "Client %s will get its secret in %f seconds"
 
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        log.info(message, self.properties["Name"], timeout/1000)
 
 
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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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    def rejected(self, reason):
 
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        log.info("Client %s was rejected; reason: %s",
 
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                 self.properties["Name"], reason)
 
 
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        self.logger('Client {0} was rejected; reason: {1}'
 
 
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                    .format(self.properties["Name"], reason))
 
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    def selectable(self):
 
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        """Make this a "selectable" widget.
 
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        This overrides the method from urwid.FlowWidget."""
 
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    def rows(self, maxcolrow, focus=False):
 
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        """How many rows this widget will occupy might depend on
 
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        whether we have focus or not.
 
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        This overrides the method from urwid.FlowWidget"""
 
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        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
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    def current_widget(self, focus=False):
 
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        if focus or self.opened:
 
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            return self._focus_widget
 
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        return self._widget
 
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    def update(self):
 
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        "Called when what is visible on the screen should be updated."
 
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        # How to add standout mode to a style
 
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        with_standout = {"normal": "standout",
 
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                         "bold": "bold-standout",
 
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                         "underline-blink-standout",
 
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                         "bold-underline-blink":
 
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                         "bold-underline-blink-standout",
 
 
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        with_standout = { "normal": "standout",
 
 
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                          "bold": "bold-standout",
 
 
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                              "underline-blink-standout",
 
 
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                          "bold-underline-blink":
 
 
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                              "bold-underline-blink-standout",
 
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        # Rebuild focus and non-focus widgets using current properties
 
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        # Base part of a client. Name!
 
250
 
        base = "{name}: ".format(name=self.properties["Name"])
 
 
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        base = '{name}: '.format(name=self.properties["Name"])
 
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        if not self.properties["Enabled"]:
 
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            message = "DISABLED"
 
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            self.using_timer(False)
 
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        elif self.properties["ApprovalPending"]:
 
255
 
            timeout = datetime.timedelta(
 
256
 
                milliseconds=self.properties["ApprovalDelay"])
 
 
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            timeout = datetime.timedelta(milliseconds
 
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            last_approval_request = isoformat_to_datetime(
 
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                self.properties["LastApprovalRequest"])
 
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            if last_approval_request is not None:
 
 
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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(**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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        return self.current_widget(focus).render(maxcolrow,
 
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    def keypress(self, maxcolrow, key):
 
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        This overrides the method from urwid.FlowWidget"""
 
334
 
            self.proxy.Set(client_interface, "Enabled",
 
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                           dbus.Boolean(True), ignore_reply=True,
 
336
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
 
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            self.proxy.Enable(dbus_interface = client_interface,
 
338
 
            self.proxy.Set(client_interface, "Enabled", False,
 
340
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
 
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            self.proxy.Disable(dbus_interface = client_interface,
 
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            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
 
343
 
                               dbus_interface=client_interface,
 
 
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                               dbus_interface = client_interface,
 
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                               ignore_reply=True)
 
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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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                               ignore_reply=True)
 
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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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                                                  ignore_reply=True)
 
354
 
            self.proxy.Set(client_interface, "CheckerRunning",
 
355
 
                           dbus.Boolean(True), ignore_reply=True,
 
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                           dbus_interface=dbus.PROPERTIES_IFACE)
 
 
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            self.proxy.StartChecker(dbus_interface = client_interface,
 
358
 
            self.proxy.Set(client_interface, "CheckerRunning",
 
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                           dbus.Boolean(False), ignore_reply=True,
 
360
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
 
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            self.proxy.StopChecker(dbus_interface = client_interface,
 
362
 
            self.proxy.CheckedOK(dbus_interface=client_interface,
 
 
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            self.proxy.CheckedOK(dbus_interface = client_interface,
 
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                                 ignore_reply=True)
 
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#         elif key == "p" or key == "=":
 
 
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    def properties_changed(self, interface, properties, invalidated):
 
375
 
        """Call self.update() if any properties changed.
 
 
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    def property_changed(self, property=None, **kwargs):
 
 
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        """Call self.update() if old value is not new value.
 
376
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        This overrides the method from MandosClientPropertyCache"""
 
377
 
        old_values = {key: self.properties.get(key)
 
378
 
                      for key in properties.keys()}
 
379
 
        super(MandosClientWidget, self).properties_changed(
 
380
 
            interface, properties, invalidated)
 
381
 
        if any(old_values[key] != self.properties.get(key)
 
382
 
               for key in old_values):
 
 
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        property_name = str(property)
 
 
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        old_value = self.properties.get(property_name)
 
 
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        super(MandosClientWidget, self).property_changed(
 
 
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            property=property, **kwargs)
 
 
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        if self.properties.get(property_name) != old_value:
 
386
 
def glib_safely(func, retval=True):
 
387
 
    def safe_func(*args, **kwargs):
 
389
 
            return func(*args, **kwargs)
 
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class ConstrainedListBox(urwid.ListBox):
 
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    """Like a normal urwid.ListBox, but will consume all "up" or
 
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    "down" key presses, thus not allowing any containing widgets to
 
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    use them as an excuse to shift focus away from this widget.
 
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    def keypress(self, *args, **kwargs):
 
402
 
        ret = (super(ConstrainedListBox, self)
 
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               .keypress(*args, **kwargs))
 
 
397
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
 
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        if ret in ("up", "down"):
 
 
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                 "bold,underline,blink,standout", "default",
 
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                 "bold,underline,blink,standout"),
 
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        if urwid.supports_unicode():
 
441
 
            self.divider = "─"  # \u2500
 
 
434
            self.divider = "─" # \u2500
 
 
435
            #self.divider = "━" # \u2501
 
443
 
            self.divider = "_"  # \u005f
 
 
437
            #self.divider = "-" # \u002d
 
 
438
            self.divider = "_" # \u005f
 
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        self.screen.start()
 
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        self.size = self.screen.get_cols_rows()
 
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        self.clients = urwid.SimpleListWalker([])
 
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        self.clients_dict = {}
 
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        # We will add Text widgets to this list
 
453
 
        self.log = urwid.SimpleListWalker([])
 
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        self.max_log_length = max_log_length
 
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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
 
458
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        self.logbox = ConstrainedListBox(self.log)
 
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        # This keeps track of whether self.uilist currently has
 
461
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        # self.logbox in it or not
 
462
457
        self.log_visible = True
 
463
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        self.log_wrap = "any"
 
465
 
        self.loghandler = UILogHandler(self)
 
468
 
        self.add_log_line(("bold",
 
469
 
                           "Mandos Monitor version " + version))
 
470
 
        self.add_log_line(("bold", "q: Quit  ?: Help"))
 
472
 
        self.busname = domain + ".Mandos"
 
473
 
        self.main_loop = GLib.MainLoop()
 
475
 
    def client_not_found(self, key_id, address):
 
476
 
        log.info("Client with address %s and key ID %s could"
 
477
 
                 " not be found", address, key_id)
 
 
461
        self.log_message_raw(("bold",
 
 
462
                              "Mandos Monitor version " + version))
 
 
463
        self.log_message_raw(("bold",
 
 
466
        self.busname = domain + '.Mandos'
 
 
467
        self.main_loop = gobject.MainLoop()
 
 
469
    def client_not_found(self, fingerprint, address):
 
 
470
        self.log_message("Client with address {0} and fingerprint"
 
 
471
                         " {1} could not be found"
 
 
472
                         .format(address, fingerprint))
 
479
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    def rebuild(self):
 
480
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        """This rebuilds the User Interface.
 
481
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        Call this when the widget layout needs to change"""
 
483
 
        # self.uilist.append(urwid.ListBox(self.clients))
 
 
478
        #self.uilist.append(urwid.ListBox(self.clients))
 
484
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        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
486
 
                                       # header=urwid.Divider(),
 
 
481
                                       #header=urwid.Divider(),
 
488
 
                                       footer=urwid.Divider(
 
489
 
                                           div_char=self.divider)))
 
 
484
                                       urwid.Divider(div_char=
 
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486
        if self.log_visible:
 
491
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            self.uilist.append(self.logbox)
 
492
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        self.topwidget = urwid.Pile(self.uilist)
 
494
 
    def add_log_line(self, markup):
 
 
490
    def log_message(self, message):
 
 
491
        """Log message formatted with timestamp"""
 
 
492
        timestamp = datetime.datetime.now().isoformat()
 
 
493
        self.log_message_raw(timestamp + ": " + message)
 
 
495
    def log_message_raw(self, markup):
 
 
496
        """Add a log message to the log buffer."""
 
495
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        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
 
496
 
        if self.max_log_length:
 
497
 
            if len(self.log) > self.max_log_length:
 
498
 
                del self.log[0:(len(self.log) - self.max_log_length)]
 
499
 
        self.logbox.set_focus(len(self.logbox.body.contents)-1,
 
 
498
        if (self.max_log_length
 
 
499
            and len(self.log) > self.max_log_length):
 
 
500
            del self.log[0:len(self.log)-self.max_log_length-1]
 
 
501
        self.logbox.set_focus(len(self.logbox.body.contents),
 
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                              coming_from="above")
 
503
505
    def toggle_log_display(self):
 
504
506
        """Toggle visibility of the log buffer."""
 
505
507
        self.log_visible = not self.log_visible
 
507
 
        log.debug("Log visibility changed to: %s", self.log_visible)
 
 
509
        #self.log_message("Log visibility changed to: "
 
 
510
        #                 + str(self.log_visible))
 
509
512
    def change_log_display(self):
 
510
513
        """Change type of log display.
 
511
514
        Currently, this toggles wrapping of text lines."""
 
 
515
518
            self.log_wrap = "clip"
 
516
519
        for textwidget in self.log:
 
517
520
            textwidget.set_wrap_mode(self.log_wrap)
 
518
 
        log.debug("Wrap mode: %s", self.log_wrap)
 
520
 
    def find_and_remove_client(self, path, interfaces):
 
 
521
        #self.log_message("Wrap mode: " + self.log_wrap)
 
 
523
    def find_and_remove_client(self, path, name):
 
521
524
        """Find a client by its object path and remove it.
 
523
 
        This is connected to the InterfacesRemoved signal from the
 
 
526
        This is connected to the ClientRemoved signal from the
 
524
527
        Mandos server object."""
 
525
 
        if client_interface not in interfaces:
 
526
 
            # Not a Mandos client object; ignore
 
529
529
            client = self.clients_dict[path]
 
532
 
            log.warning("Unknown client %s removed", path)
 
 
532
            self.log_message("Unknown client {0!r} ({1!r}) removed"
 
536
 
    def add_new_client(self, path, ifs_and_props):
 
537
 
        """Find a client by its object path and remove it.
 
539
 
        This is connected to the InterfacesAdded signal from the
 
540
 
        Mandos server object.
 
542
 
        if client_interface not in ifs_and_props:
 
543
 
            # Not a Mandos client object; ignore
 
 
537
    def add_new_client(self, path):
 
545
538
        client_proxy_object = self.bus.get_object(self.busname, path)
 
546
 
        self.add_client(MandosClientWidget(
 
547
 
            server_proxy_object=self.mandos_serv,
 
548
 
            proxy_object=client_proxy_object,
 
549
 
            update_hook=self.refresh,
 
550
 
            delete_hook=self.remove_client,
 
551
 
            properties=dict(ifs_and_props[client_interface])),
 
 
539
        self.add_client(MandosClientWidget(server_proxy_object
 
 
542
                                           =client_proxy_object,
 
554
551
    def add_client(self, client, path=None):
 
555
552
        self.clients.append(client)
 
 
558
555
        self.clients_dict[path] = client
 
559
556
        self.clients.sort(key=lambda c: c.properties["Name"])
 
562
559
    def remove_client(self, client, path=None):
 
563
560
        self.clients.remove(client)
 
565
562
            path = client.proxy.object_path
 
566
563
        del self.clients_dict[path]
 
569
566
    def refresh(self):
 
570
567
        """Redraw the screen"""
 
571
568
        canvas = self.topwidget.render(self.size, focus=True)
 
572
569
        self.screen.draw_screen(self.size, canvas)
 
575
572
        """Start the main loop and exit when it's done."""
 
576
 
        log.addHandler(self.loghandler)
 
577
 
        self.orig_log_propagate = log.propagate
 
578
 
        log.propagate = False
 
579
 
        self.orig_log_level = log.level
 
581
573
        self.bus = dbus.SystemBus()
 
582
574
        mandos_dbus_objc = self.bus.get_object(
 
583
575
            self.busname, "/", follow_name_owner_changes=True)
 
584
 
        self.mandos_serv = dbus.Interface(
 
585
 
            mandos_dbus_objc, dbus_interface=server_interface)
 
 
576
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
587
580
            mandos_clients = (self.mandos_serv
 
588
581
                              .GetAllClientsWithProperties())
 
589
582
            if not mandos_clients:
 
590
 
                log.warning("Note: Server has no clients.")
 
 
583
                self.log_message_raw(("bold", "Note: Server has no clients."))
 
591
584
        except dbus.exceptions.DBusException:
 
592
 
            log.warning("Note: No Mandos server running.")
 
 
585
            self.log_message_raw(("bold", "Note: No Mandos server running."))
 
593
586
            mandos_clients = dbus.Dictionary()
 
595
588
        (self.mandos_serv
 
596
 
         .connect_to_signal("InterfacesRemoved",
 
 
589
         .connect_to_signal("ClientRemoved",
 
597
590
                            self.find_and_remove_client,
 
598
 
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
 
591
                            dbus_interface=server_interface,
 
599
592
                            byte_arrays=True))
 
600
593
        (self.mandos_serv
 
601
 
         .connect_to_signal("InterfacesAdded",
 
 
594
         .connect_to_signal("ClientAdded",
 
602
595
                            self.add_new_client,
 
603
 
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
 
596
                            dbus_interface=server_interface,
 
604
597
                            byte_arrays=True))
 
605
598
        (self.mandos_serv
 
606
599
         .connect_to_signal("ClientNotFound",
 
 
610
603
        for path, client in mandos_clients.items():
 
611
604
            client_proxy_object = self.bus.get_object(self.busname,
 
613
 
            self.add_client(MandosClientWidget(
 
614
 
                server_proxy_object=self.mandos_serv,
 
615
 
                proxy_object=client_proxy_object,
 
617
 
                update_hook=self.refresh,
 
618
 
                delete_hook=self.remove_client),
 
 
606
            self.add_client(MandosClientWidget(server_proxy_object
 
 
609
                                               =client_proxy_object,
 
622
 
        self._input_callback_tag = (
 
624
 
                GLib.IOChannel.unix_new(sys.stdin.fileno()),
 
625
 
                GLib.PRIORITY_DEFAULT, GLib.IO_IN,
 
626
 
                glib_safely(self.process_input)))
 
 
620
        self._input_callback_tag = (gobject.io_add_watch
 
627
624
        self.main_loop.run()
 
628
625
        # Main loop has finished, we should close everything now
 
629
 
        GLib.source_remove(self._input_callback_tag)
 
630
 
        with warnings.catch_warnings():
 
631
 
            warnings.simplefilter("ignore", BytesWarning)
 
 
626
        gobject.source_remove(self._input_callback_tag)
 
635
630
        self.main_loop.quit()
 
636
 
        log.removeHandler(self.loghandler)
 
637
 
        log.propagate = self.orig_log_propagate
 
639
632
    def process_input(self, source, condition):
 
640
633
        keys = self.screen.get_input()
 
641
 
        translations = {"ctrl n": "down",       # Emacs
 
642
 
                        "ctrl p": "up",         # Emacs
 
643
 
                        "ctrl v": "page down",  # Emacs
 
644
 
                        "meta v": "page up",    # Emacs
 
645
 
                        " ": "page down",       # less
 
646
 
                        "f": "page down",       # less
 
647
 
                        "b": "page up",         # less
 
 
634
        translations = { "ctrl n": "down",      # Emacs
 
 
635
                         "ctrl p": "up",        # Emacs
 
 
636
                         "ctrl v": "page down", # Emacs
 
 
637
                         "meta v": "page up",   # Emacs
 
 
638
                         " ": "page down",      # less
 
 
639
                         "f": "page down",      # less
 
 
640
                         "b": "page up",        # less
 
653
646
                key = translations[key]
 
654
647
            except KeyError:    # :-)
 
657
650
            if key == "q" or key == "Q":
 
660
653
            elif key == "window resize":
 
661
654
                self.size = self.screen.get_cols_rows()
 
663
 
            elif key == "ctrl l":
 
 
656
            elif key == "\f":  # Ctrl-L
 
666
658
            elif key == "l" or key == "D":
 
667
659
                self.toggle_log_display()
 
 
700
691
                    self.topwidget.set_focus(self.logbox)
 
703
 
                if log.level < logging.INFO:
 
704
 
                    log.setLevel(logging.INFO)
 
705
 
                    log.info("Verbose mode: Off")
 
707
 
                    log.setLevel(logging.NOTSET)
 
708
 
                    log.info("Verbose mode: On")
 
709
 
            # elif (key == "end" or key == "meta >" or key == "G"
 
711
 
            #     pass            # xxx end-of-buffer
 
712
 
            # elif (key == "home" or key == "meta <" or key == "g"
 
714
 
            #     pass            # xxx beginning-of-buffer
 
715
 
            # elif key == "ctrl e" or key == "$":
 
716
 
            #     pass            # xxx move-end-of-line
 
717
 
            # elif key == "ctrl a" or key == "^":
 
718
 
            #     pass            # xxx move-beginning-of-line
 
719
 
            # elif key == "ctrl b" or key == "meta (" or key == "h":
 
721
 
            # elif key == "ctrl f" or key == "meta )" or key == "l":
 
724
 
            #     pass            # scroll up log
 
726
 
            #     pass            # scroll down log
 
 
693
            #elif (key == "end" or key == "meta >" or key == "G"
 
 
695
            #    pass            # xxx end-of-buffer
 
 
696
            #elif (key == "home" or key == "meta <" or key == "g"
 
 
698
            #    pass            # xxx beginning-of-buffer
 
 
699
            #elif key == "ctrl e" or key == "$":
 
 
700
            #    pass            # xxx move-end-of-line
 
 
701
            #elif key == "ctrl a" or key == "^":
 
 
702
            #    pass            # xxx move-beginning-of-line
 
 
703
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
 
705
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
 
708
            #    pass            # scroll up log
 
 
710
            #    pass            # scroll down log
 
727
711
            elif self.topwidget.selectable():
 
728
712
                self.topwidget.keypress(self.size, key)
 
733
 
class UILogHandler(logging.Handler):
 
734
 
    def __init__(self, ui, *args, **kwargs):
 
736
 
        super(UILogHandler, self).__init__(*args, **kwargs)
 
738
 
            logging.Formatter("%(asctime)s: %(message)s"))
 
739
 
    def emit(self, record):
 
740
 
        msg = self.format(record)
 
741
 
        if record.levelno > logging.INFO:
 
743
 
        self.ui.add_log_line(msg)
 
746
716
ui = UserInterface()
 
749
719
except KeyboardInterrupt:
 
750
 
    with warnings.catch_warnings():
 
751
 
        warnings.filterwarnings("ignore", "", BytesWarning)
 
754
 
    with warnings.catch_warnings():
 
755
 
        warnings.filterwarnings("ignore", "", BytesWarning)
 
 
721
except Exception as e:
 
 
722
    ui.log_message(str(e))