/mandos/release

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/release
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
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#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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from __future__ import division, absolute_import, with_statement
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import sys
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* mandos (MandosServer.handle_ipc): Better log message.
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import os
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import signal
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import datetime
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import urwid.curses_display
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
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import dbus
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import UserList
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import locale
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locale.setlocale(locale.LC_ALL, u'')
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import logging
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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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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.0.15"
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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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# Urwid doesn't support blinking, but we want it.  Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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    urwid.curses_display.curses.A_BLINK)
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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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    if not iso:
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        return None
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    d, t = iso.split(u"T", 1)
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    year, month, day = d.split(u"-", 2)
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    hour, minute, second = t.split(u":", 2)
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    second, fraction = divmod(float(second), 1)
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    return datetime.datetime(int(year),
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                             int(month),
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                             int(day),
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                             int(hour),
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                             int(minute),
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                             int(second),           # Whole seconds
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                             int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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    """This wraps a Mandos Client D-Bus proxy object, caches the
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    properties and calls a hook function when any of them are
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    changed.
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    """
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    def __init__(self, proxy_object=None, *args, **kwargs):
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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(u"PropertyChanged",
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                                     self.property_changed,
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                                     client_interface,
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                                     byte_arrays=True)
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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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merge
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        #XXX This break good super behaviour!
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#        super(MandosClientPropertyCache, self).__init__(
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#            *args, **kwargs)
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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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        """
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        # Update properties dict with new value
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        self.properties[property] = value
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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    """A Mandos Client which is visible on the screen.
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    """
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    def __init__(self, server_proxy_object=None, update_hook=None,
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                 delete_hook=None, logger=None, *args, **kwargs):
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        # Called on update
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        self.update_hook = update_hook
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        # Called on delete
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        self.delete_hook = delete_hook
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        # Mandos Server proxy object
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        self.server_proxy_object = server_proxy_object
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        # Logger
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        self.logger = logger
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        self._update_timer_callback_tag = None
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        self.last_checker_failed = False
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        # The widget shown normally
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        self._text_widget = urwid.Text(u"")
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        # The widget shown when we have focus
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        self._focus_text_widget = urwid.Text(u"")
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        super(MandosClientWidget, self).__init__(
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            update_hook=update_hook, delete_hook=delete_hook,
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            *args, **kwargs)
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        self.update()
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        self.opened = False
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        self.proxy.connect_to_signal(u"CheckerCompleted",
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                                     self.checker_completed,
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                                     client_interface,
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                                     byte_arrays=True)
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        self.proxy.connect_to_signal(u"CheckerStarted",
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                                     self.checker_started,
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                                     client_interface,
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                                     byte_arrays=True)
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        self.proxy.connect_to_signal(u"GotSecret",
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                                     self.got_secret,
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                                     client_interface,
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                                     byte_arrays=True)
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        self.proxy.connect_to_signal(u"NeedApproval",
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                                     self.need_approval,
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                                     client_interface,
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                                     byte_arrays=True)
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        self.proxy.connect_to_signal(u"Rejected",
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                                     self.rejected,
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                                     client_interface,
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                                     byte_arrays=True)
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        last_checked_ok = isoformat_to_datetime(self.properties
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                                                ["last_checked_ok"])
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        if last_checked_ok is None:
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            self.last_checker_failed = True
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        else:
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            self.last_checker_failed = ((datetime.datetime.utcnow()
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                                         - last_checked_ok)
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                                        > datetime.timedelta
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                                        (milliseconds=
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                                         self.properties["interval"]))
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        if self.last_checker_failed:
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            self._update_timer_callback_tag = (gobject.timeout_add
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                                               (1000,
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                                                self.update_timer))
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    def checker_completed(self, exitstatus, condition, command):
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        if exitstatus == 0:
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            if self.last_checker_failed:
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                self.last_checker_failed = False
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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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            self.logger(u'Checker for client %s (command "%s")'
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                        u' was successful'
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                        % (self.properties[u"name"], command))
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            self.update()
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            return
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        # Checker failed
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        if not self.last_checker_failed:
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            self.last_checker_failed = True
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            self._update_timer_callback_tag = (gobject.timeout_add
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                                               (1000,
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                                                self.update_timer))
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        if os.WIFEXITED(condition):
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            self.logger(u'Checker for client %s (command "%s")'
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                        u' failed with exit code %s'
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                        % (self.properties[u"name"], command,
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                           os.WEXITSTATUS(condition)))
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        elif os.WIFSIGNALED(condition):
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            self.logger(u'Checker for client %s (command "%s")'
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                        u' was killed by signal %s'
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                        % (self.properties[u"name"], command,
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                           os.WTERMSIG(condition)))
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        elif os.WCOREDUMP(condition):
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            self.logger(u'Checker for client %s (command "%s")'
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                        u' dumped core'
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                        % (self.properties[u"name"], command))
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        else:
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            self.logger(u'Checker for client %s completed mysteriously')
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        self.update()
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    def checker_started(self, command):
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        #self.logger(u'Client %s started checker "%s"'
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        #            % (self.properties[u"name"], unicode(command)))
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        pass
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    def got_secret(self):
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        self.logger(u'Client %s received its secret'
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                    % self.properties[u"name"])
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    def need_approval(self, timeout, default):
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        if not default:
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            message = u'Client %s needs approval within %s seconds'
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        else:
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            message = u'Client %s will get its secret in %s seconds'
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        self.logger(message
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                    % (self.properties[u"name"], timeout/1000))
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    def rejected(self, reason):
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        self.logger(u'Client %s was rejected; reason: %s'
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                    % (self.properties[u"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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        return True
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    def rows(self, (maxcol,), 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((maxcol,), 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 = { u"normal": u"standout",
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                          u"bold": u"bold-standout",
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                          u"underline-blink":
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                              u"underline-blink-standout",
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                          u"bold-underline-blink":
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                              u"bold-underline-blink-standout",
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                          }
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merge
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        # Rebuild focus and non-focus widgets using current properties
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        # Base part of a client. Name!
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        base = (u'%(name)s: '
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                      % {u"name": self.properties[u"name"]})
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        if not self.properties[u"enabled"]:
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            message = u"DISABLED"
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        elif self.last_checker_failed:
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            timeout = datetime.timedelta(milliseconds
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                                         = self.properties[u"timeout"])
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            last_ok = isoformat_to_datetime(
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                max((self.properties["last_checked_ok"]
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                     or self.properties["created"]),
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                    self.properties[u"last_enabled"]))
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            timer = timeout - (datetime.datetime.utcnow() - last_ok)
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            message = (u'A checker has failed! Time until client gets diabled: %s'
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                           % unicode(timer))
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        elif self.properties[u"approved_pending"]:
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            if self.properties[u"approved_by_default"]:
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                message = u"Connection established to client. (d)eny?"
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            else:
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                message = u"Seeks approval to send secret. (a)pprove?"
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        else:
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            message = u"enabled"
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        self._text = "%s%s" % (base, message)
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        if not urwid.supports_unicode():
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            self._text = self._text.encode("ascii", "replace")
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        textlist = [(u"normal", self._text)]
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        self._text_widget.set_text(textlist)
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        self._focus_text_widget.set_text([(with_standout[text[0]],
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                                           text[1])
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                                          if isinstance(text, tuple)
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                                          else text
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                                          for text in textlist])
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        self._widget = self._text_widget
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        self._focus_widget = urwid.AttrWrap(self._focus_text_widget,
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                                            "standout")
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        # Run update hook, if any
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        if self.update_hook is not None:
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            self.update_hook()
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    def update_timer(self):
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        "called by gobject"
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        self.update()
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        return True             # Keep calling this
281
    
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    def delete(self):
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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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        if self.delete_hook is not None:
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            self.delete_hook(self)
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    def render(self, (maxcol,), focus=False):
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        """Render differently if we have focus.
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        This overrides the method from urwid.FlowWidget"""
292
        return self.current_widget(focus).render((maxcol,),
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                                                 focus=focus)
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    def keypress(self, (maxcol,), key):
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        """Handle keys.
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        This overrides the method from urwid.FlowWidget"""
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merge
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        if key == u"+":
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            self.proxy.Enable(dbus_interface = client_interface)
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        elif key == u"-":
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            self.proxy.Disable(dbus_interface = client_interface)
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        elif key == u"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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        elif key == u"d":
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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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        elif key == u"r" or key == u"_" or key == u"ctrl k":
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            self.server_proxy_object.RemoveClient(self.proxy
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                                                  .object_path)
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        elif key == u"s":
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            self.proxy.StartChecker(dbus_interface = client_interface)
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        elif key == u"S":
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            self.proxy.StopChecker(dbus_interface = client_interface)
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* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
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        elif key == u"C":
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            self.proxy.CheckedOK(dbus_interface = client_interface)
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        # xxx
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#         elif key == u"p" or key == "=":
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#             self.proxy.pause()
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#         elif key == u"u" or key == ":":
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#             self.proxy.unpause()
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#         elif key == u"RET":
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#             self.open()
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#        elif key == u"+":
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#            self.proxy.Approve(True)
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#        elif key == u"-":
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#            self.proxy.Approve(False)
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        else:
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            return key
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    def property_changed(self, property=None, value=None,
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                         *args, **kwargs):
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        """Call self.update() if old value is not new value.
334
        This overrides the method from MandosClientPropertyCache"""
335
        property_name = unicode(property)
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        old_value = self.properties.get(property_name)
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        super(MandosClientWidget, self).property_changed(
338
            property=property, value=value, *args, **kwargs)
339
        if self.properties.get(property_name) != old_value:
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            self.update()
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342
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* mandos-monitor (MandosClientPropertyCache): Remove conversion of
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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.
347
    """
348
    def keypress(self, (maxcol, maxrow), key):
349
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
350
        if ret in (u"up", u"down"):
351
            return
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        return ret
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class UserInterface(object):
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    """This is the entire user interface - the whole screen
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    with boxes, lists of client widgets, etc.
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    """
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    def __init__(self, max_log_length=1000):
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        DBusGMainLoop(set_as_default=True)
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362
        self.screen = urwid.curses_display.Screen()
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        self.screen.register_palette((
365
                (u"normal",
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                 u"default", u"default", None),
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                (u"bold",
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                 u"default", u"default", u"bold"),
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                (u"underline-blink",
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                 u"default", u"default", u"underline"),
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                (u"standout",
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                 u"default", u"default", u"standout"),
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                (u"bold-underline-blink",
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                 u"default", u"default", (u"bold", u"underline")),
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                (u"bold-standout",
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                 u"default", u"default", (u"bold", u"standout")),
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                (u"underline-blink-standout",
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                 u"default", u"default", (u"underline", u"standout")),
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                (u"bold-underline-blink-standout",
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                 u"default", u"default", (u"bold", u"underline",
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                                          u"standout")),
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                ))
383
        
237.2.168 by Teddy Hogeborn
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        if urwid.supports_unicode():
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            self.divider = u"─" # \u2500
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            #self.divider = u"━" # \u2501
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
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        else:
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            #self.divider = u"-" # \u002d
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            self.divider = u"_" # \u005f
390
        
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        self.screen.start()
392
        
393
        self.size = self.screen.get_cols_rows()
394
        
395
        self.clients = urwid.SimpleListWalker([])
396
        self.clients_dict = {}
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
397
        
398
        # We will add Text widgets to this list
399
        self.log = []
400
        self.max_log_length = max_log_length
401
        
402
        # We keep a reference to the log widget so we can remove it
403
        # from the ListWalker without it getting destroyed
404
        self.logbox = ConstrainedListBox(self.log)
405
        
406
        # This keeps track of whether self.uilist currently has
407
        # self.logbox in it or not
408
        self.log_visible = True
409
        self.log_wrap = u"any"
410
        
411
        self.rebuild()
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
412
        self.log_message_raw((u"bold",
413
                              u"Mandos Monitor version " + version))
414
        self.log_message_raw((u"bold",
415
                              u"q: Quit  ?: Help"))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
416
        
417
        self.busname = domain + '.Mandos'
418
        self.main_loop = gobject.MainLoop()
419
        self.bus = dbus.SystemBus()
420
        mandos_dbus_objc = self.bus.get_object(
421
            self.busname, u"/", follow_name_owner_changes=True)
422
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
423
                                          dbus_interface
424
                                          = server_interface)
425
        try:
426
            mandos_clients = (self.mandos_serv
427
                              .GetAllClientsWithProperties())
428
        except dbus.exceptions.DBusException:
429
            mandos_clients = dbus.Dictionary()
430
        
431
        (self.mandos_serv
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
432
         .connect_to_signal(u"ClientRemoved",
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
433
                            self.find_and_remove_client,
434
                            dbus_interface=server_interface,
435
                            byte_arrays=True))
436
        (self.mandos_serv
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
437
         .connect_to_signal(u"ClientAdded",
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
438
                            self.add_new_client,
439
                            dbus_interface=server_interface,
440
                            byte_arrays=True))
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
441
        (self.mandos_serv
442
         .connect_to_signal(u"ClientNotFound",
443
                            self.client_not_found,
444
                            dbus_interface=server_interface,
445
                            byte_arrays=True))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
446
        for path, client in mandos_clients.iteritems():
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
447
            client_proxy_object = self.bus.get_object(self.busname,
448
                                                      path)
449
            self.add_client(MandosClientWidget(server_proxy_object
450
                                               =self.mandos_serv,
451
                                               proxy_object
452
                                               =client_proxy_object,
453
                                               properties=client,
454
                                               update_hook
455
                                               =self.refresh,
456
                                               delete_hook
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
457
                                               =self.remove_client,
458
                                               logger
459
                                               =self.log_message),
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
460
                            path=path)
461
    
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
462
    def client_not_found(self, fingerprint, address):
463
        self.log_message((u"Client with address %s and fingerprint %s"
464
                          u" could not be found" % (address,
465
                                                    fingerprint)))
466
    
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
467
    def rebuild(self):
468
        """This rebuilds the User Interface.
469
        Call this when the widget layout needs to change"""
470
        self.uilist = []
471
        #self.uilist.append(urwid.ListBox(self.clients))
472
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
473
                                       #header=urwid.Divider(),
474
                                       header=None,
475
                                       footer=urwid.Divider(div_char=self.divider)))
476
        if self.log_visible:
477
            self.uilist.append(self.logbox)
478
            pass
479
        self.topwidget = urwid.Pile(self.uilist)
480
    
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
481
    def log_message(self, message):
482
        timestamp = datetime.datetime.now().isoformat()
483
        self.log_message_raw(timestamp + u": " + message)
484
    
485
    def log_message_raw(self, markup):
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
486
        """Add a log message to the log buffer."""
487
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
488
        if (self.max_log_length
489
            and len(self.log) > self.max_log_length):
490
            del self.log[0:len(self.log)-self.max_log_length-1]
237.2.171 by Teddy Hogeborn
* debian/rules: Only set BROKEN_PIE if binutils is a specific range of
491
        self.logbox.set_focus(len(self.logbox.body.contents),
492
                              coming_from=u"above")
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
493
        self.refresh()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
494
    
495
    def toggle_log_display(self):
496
        """Toggle visibility of the log buffer."""
497
        self.log_visible = not self.log_visible
498
        self.rebuild()
499
        self.log_message(u"Log visibility changed to: "
500
                         + unicode(self.log_visible))
501
    
502
    def change_log_display(self):
503
        """Change type of log display.
504
        Currently, this toggles wrapping of text lines."""
505
        if self.log_wrap == u"clip":
506
            self.log_wrap = u"any"
507
        else:
508
            self.log_wrap = u"clip"
509
        for textwidget in self.log:
510
            textwidget.set_wrap_mode(self.log_wrap)
511
        self.log_message(u"Wrap mode: " + self.log_wrap)
512
    
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
513
    def find_and_remove_client(self, path, name):
514
        """Find an client from its object path and remove it.
515
        
516
        This is connected to the ClientRemoved signal from the
517
        Mandos server object."""
518
        try:
519
            client = self.clients_dict[path]
520
        except KeyError:
521
            # not found?
522
            return
523
        self.remove_client(client, path)
524
    
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
525
    def add_new_client(self, path):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
526
        client_proxy_object = self.bus.get_object(self.busname, path)
527
        self.add_client(MandosClientWidget(server_proxy_object
528
                                           =self.mandos_serv,
529
                                           proxy_object
530
                                           =client_proxy_object,
531
                                           update_hook
532
                                           =self.refresh,
533
                                           delete_hook
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
534
                                           =self.remove_client,
535
                                           logger
536
                                           =self.log_message),
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
537
                        path=path)
538
    
539
    def add_client(self, client, path=None):
540
        self.clients.append(client)
541
        if path is None:
542
            path = client.proxy.object_path
543
        self.clients_dict[path] = client
544
        self.clients.sort(None, lambda c: c.properties[u"name"])
545
        self.refresh()
546
    
547
    def remove_client(self, client, path=None):
548
        self.clients.remove(client)
549
        if path is None:
550
            path = client.proxy.object_path
551
        del self.clients_dict[path]
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
552
        if not self.clients_dict:
553
            # Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
554
            # is completely emptied, we need to recreate it.
555
            self.clients = urwid.SimpleListWalker([])
556
            self.rebuild()
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
557
        self.refresh()
558
    
559
    def refresh(self):
560
        """Redraw the screen"""
561
        canvas = self.topwidget.render(self.size, focus=True)
562
        self.screen.draw_screen(self.size, canvas)
563
    
564
    def run(self):
565
        """Start the main loop and exit when it's done."""
566
        self.refresh()
567
        self._input_callback_tag = (gobject.io_add_watch
568
                                    (sys.stdin.fileno(),
569
                                     gobject.IO_IN,
570
                                     self.process_input))
571
        self.main_loop.run()
572
        # Main loop has finished, we should close everything now
573
        gobject.source_remove(self._input_callback_tag)
574
        self.screen.stop()
575
    
576
    def stop(self):
577
        self.main_loop.quit()
578
    
579
    def process_input(self, source, condition):
580
        keys = self.screen.get_input()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
581
        translations = { u"ctrl n": u"down",      # Emacs
582
                         u"ctrl p": u"up",        # Emacs
583
                         u"ctrl v": u"page down", # Emacs
584
                         u"meta v": u"page up",   # Emacs
585
                         u" ": u"page down",      # less
586
                         u"f": u"page down",      # less
587
                         u"b": u"page up",        # less
588
                         u"j": u"down",           # vi
589
                         u"k": u"up",             # vi
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
590
                         }
591
        for key in keys:
592
            try:
593
                key = translations[key]
594
            except KeyError:    # :-)
595
                pass
596
            
597
            if key == u"q" or key == u"Q":
598
                self.stop()
599
                break
600
            elif key == u"window resize":
601
                self.size = self.screen.get_cols_rows()
602
                self.refresh()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
603
            elif key == u"\f":  # Ctrl-L
604
                self.refresh()
605
            elif key == u"l" or key == u"D":
606
                self.toggle_log_display()
607
                self.refresh()
608
            elif key == u"w" or key == u"i":
609
                self.change_log_display()
610
                self.refresh()
237.2.171 by Teddy Hogeborn
* debian/rules: Only set BROKEN_PIE if binutils is a specific range of
611
            elif key == u"?" or key == u"f1" or key == u"esc":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
612
                if not self.log_visible:
613
                    self.log_visible = True
614
                    self.rebuild()
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
615
                self.log_message_raw((u"bold",
616
                                      u"  ".
617
                                      join((u"q: Quit",
618
                                            u"?: Help",
619
                                            u"l: Log window toggle",
620
                                            u"TAB: Switch window",
621
                                            u"w: Wrap (log)"))))
622
                self.log_message_raw((u"bold",
623
                                      u"  "
624
                                      .join((u"Clients:",
24.1.155 by Björn Påhlsson
mandos server: Added debuglevel that adjust at what level information
625
                                             u"+: Enable",
626
                                             u"-: Disable",
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
627
                                             u"r: Remove",
628
                                             u"s: Start new checker",
629
                                             u"S: Stop checker",
24.1.154 by Björn Påhlsson
merge
630
                                             u"C: Checker OK",
24.1.155 by Björn Påhlsson
mandos server: Added debuglevel that adjust at what level information
631
                                             u"a: Approve",
632
                                             u"d: Deny"))))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
633
                self.refresh()
634
            elif key == u"tab":
635
                if self.topwidget.get_focus() is self.logbox:
636
                    self.topwidget.set_focus(0)
637
                else:
638
                    self.topwidget.set_focus(self.logbox)
639
                self.refresh()
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
640
            #elif (key == u"end" or key == u"meta >" or key == u"G"
641
            #      or key == u">"):
642
            #    pass            # xxx end-of-buffer
643
            #elif (key == u"home" or key == u"meta <" or key == u"g"
644
            #      or key == u"<"):
645
            #    pass            # xxx beginning-of-buffer
646
            #elif key == u"ctrl e" or key == u"$":
647
            #    pass            # xxx move-end-of-line
648
            #elif key == u"ctrl a" or key == u"^":
649
            #    pass            # xxx move-beginning-of-line
650
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
651
            #    pass            # xxx left
652
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
653
            #    pass            # xxx right
654
            #elif key == u"a":
655
            #    pass            # scroll up log
656
            #elif key == u"z":
657
            #    pass            # scroll down log
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
658
            elif self.topwidget.selectable():
659
                self.topwidget.keypress(self.size, key)
660
                self.refresh()
661
        return True
662
663
ui = UserInterface()
664
try:
665
    ui.run()
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
666
except Exception, e:
667
    ui.log_message(unicode(e))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
668
    ui.screen.stop()
669
    raise