/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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                                                [u"LastCheckedOK"])
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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
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                                         [u"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'
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                        u' 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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* mandos (MandosServer.handle_ipc): Better log message.
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    def got_secret(self):
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        self.last_checker_failed = False
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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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early commit to ease todays coding
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    def rejected(self, reason):
207
        self.logger(u'Client %s was rejected; reason: %s'
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                    % (self.properties[u"Name"], reason))
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210
    def selectable(self):
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        """Make this a "selectable" widget.
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        This overrides the method from urwid.FlowWidget."""
213
        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"""
219
        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
229
        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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                          }
24.1.154 by Björn Påhlsson
merge
236
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* mandos-monitor: New prototype version of interactive server
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        # Rebuild focus and non-focus widgets using current properties
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merge
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        # Base part of a client. Name!
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merge
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        base = (u'%(name)s: '
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                      % {u"name": self.properties[u"Name"]})
242
        if not self.properties[u"Enabled"]:
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merge
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            message = u"DISABLED"
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        elif self.properties[u"ApprovalPending"]:
245
            if self.properties[u"ApprovedByDefault"]:
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                message = u"Connection established to client. (d)eny?"
247
            else:
248
                message = u"Seeks approval to send secret. (a)pprove?"
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merge
249
        elif self.last_checker_failed:
250
            timeout = datetime.timedelta(milliseconds
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                                         = self.properties
252
                                         [u"Timeout"])
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merge
253
            last_ok = isoformat_to_datetime(
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                max((self.properties[u"LastCheckedOK"]
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                     or self.properties[u"Created"]),
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                    self.properties[u"LastEnabled"]))
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merge
257
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
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            message = (u'A checker has failed! Time until client'
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* mandos (ClientDBus.__init__): Bug fix: Translate "-" in client names
259
                       u' gets disabled: %s'
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                           % unicode(timer).rsplit(".", 1)[0])
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merge
261
        else:
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merge
262
            message = u"enabled"
263
        self._text = "%s%s" % (base, message)
264
            
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        if not urwid.supports_unicode():
266
            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]],
270
                                           text[1])
271
                                          if isinstance(text, tuple)
272
                                          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,
276
                                            "standout")
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        # Run update hook, if any
278
        if self.update_hook is not None:
279
            self.update_hook()
280
    
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    def update_timer(self):
282
        "called by gobject"
283
        self.update()
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        return True             # Keep calling this
285
    
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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)
289
            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.
295
        This overrides the method from urwid.FlowWidget"""
296
        return self.current_widget(focus).render((maxcol,),
297
                                                 focus=focus)
298
    
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    def keypress(self, (maxcol,), key):
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        """Handle keys.
301
        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"-":
305
            self.proxy.Disable(dbus_interface = client_interface)
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        elif key == u"a":
307
            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":
310
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
                                  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)
315
        elif key == u"s":
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merge
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            self.proxy.StartChecker(dbus_interface = client_interface)
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* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
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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 == ":":
325
#             self.proxy.unpause()
326
#         elif key == u"RET":
327
#             self.open()
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        else:
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            return key
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331
    def property_changed(self, property=None, value=None,
332
                         *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)
336
        old_value = self.properties.get(property_name)
337
        super(MandosClientWidget, self).property_changed(
338
            property=property, value=value, *args, **kwargs)
339
        if self.properties.get(property_name) != old_value:
340
            self.update()
341
342
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* mandos-monitor (MandosClientPropertyCache): Remove conversion of
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class ConstrainedListBox(urwid.ListBox):
344
    """Like a normal urwid.ListBox, but will consume all "up" or
345
    "down" key presses, thus not allowing any containing widgets to
346
    use them as an excuse to shift focus away from this widget.
347
    """
348
    def keypress(self, (maxcol, maxrow), key):
237.2.185 by Teddy Hogeborn
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        ret = super(ConstrainedListBox, self).keypress((maxcol,
350
                                                        maxrow), key)
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* mandos-monitor (MandosClientPropertyCache): Remove conversion of
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        if ret in (u"up", u"down"):
352
            return
353
        return ret
354
355
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
356
class UserInterface(object):
357
    """This is the entire user interface - the whole screen
358
    with boxes, lists of client widgets, etc.
359
    """
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
360
    def __init__(self, max_log_length=1000):
361
        DBusGMainLoop(set_as_default=True)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
362
        
363
        self.screen = urwid.curses_display.Screen()
364
        
365
        self.screen.register_palette((
366
                (u"normal",
367
                 u"default", u"default", None),
368
                (u"bold",
369
                 u"default", u"default", u"bold"),
370
                (u"underline-blink",
371
                 u"default", u"default", u"underline"),
372
                (u"standout",
373
                 u"default", u"default", u"standout"),
374
                (u"bold-underline-blink",
375
                 u"default", u"default", (u"bold", u"underline")),
376
                (u"bold-standout",
377
                 u"default", u"default", (u"bold", u"standout")),
378
                (u"underline-blink-standout",
379
                 u"default", u"default", (u"underline", u"standout")),
380
                (u"bold-underline-blink-standout",
381
                 u"default", u"default", (u"bold", u"underline",
382
                                          u"standout")),
383
                ))
384
        
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
385
        if urwid.supports_unicode():
237.2.171 by Teddy Hogeborn
* debian/rules: Only set BROKEN_PIE if binutils is a specific range of
386
            self.divider = u"─" # \u2500
387
            #self.divider = u"━" # \u2501
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
388
        else:
389
            #self.divider = u"-" # \u002d
390
            self.divider = u"_" # \u005f
391
        
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
392
        self.screen.start()
393
        
394
        self.size = self.screen.get_cols_rows()
395
        
396
        self.clients = urwid.SimpleListWalker([])
397
        self.clients_dict = {}
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
398
        
399
        # We will add Text widgets to this list
400
        self.log = []
401
        self.max_log_length = max_log_length
402
        
403
        # We keep a reference to the log widget so we can remove it
404
        # from the ListWalker without it getting destroyed
405
        self.logbox = ConstrainedListBox(self.log)
406
        
407
        # This keeps track of whether self.uilist currently has
408
        # self.logbox in it or not
409
        self.log_visible = True
410
        self.log_wrap = u"any"
411
        
412
        self.rebuild()
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
413
        self.log_message_raw((u"bold",
414
                              u"Mandos Monitor version " + version))
415
        self.log_message_raw((u"bold",
416
                              u"q: Quit  ?: Help"))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
417
        
418
        self.busname = domain + '.Mandos'
419
        self.main_loop = gobject.MainLoop()
420
        self.bus = dbus.SystemBus()
421
        mandos_dbus_objc = self.bus.get_object(
422
            self.busname, u"/", follow_name_owner_changes=True)
423
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
424
                                          dbus_interface
425
                                          = server_interface)
426
        try:
427
            mandos_clients = (self.mandos_serv
428
                              .GetAllClientsWithProperties())
429
        except dbus.exceptions.DBusException:
430
            mandos_clients = dbus.Dictionary()
431
        
432
        (self.mandos_serv
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
433
         .connect_to_signal(u"ClientRemoved",
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
434
                            self.find_and_remove_client,
435
                            dbus_interface=server_interface,
436
                            byte_arrays=True))
437
        (self.mandos_serv
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
438
         .connect_to_signal(u"ClientAdded",
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
439
                            self.add_new_client,
440
                            dbus_interface=server_interface,
441
                            byte_arrays=True))
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
442
        (self.mandos_serv
443
         .connect_to_signal(u"ClientNotFound",
444
                            self.client_not_found,
445
                            dbus_interface=server_interface,
446
                            byte_arrays=True))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
447
        for path, client in mandos_clients.iteritems():
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
448
            client_proxy_object = self.bus.get_object(self.busname,
449
                                                      path)
450
            self.add_client(MandosClientWidget(server_proxy_object
451
                                               =self.mandos_serv,
452
                                               proxy_object
453
                                               =client_proxy_object,
454
                                               properties=client,
455
                                               update_hook
456
                                               =self.refresh,
457
                                               delete_hook
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
458
                                               =self.remove_client,
459
                                               logger
460
                                               =self.log_message),
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
461
                            path=path)
462
    
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
463
    def client_not_found(self, fingerprint, address):
464
        self.log_message((u"Client with address %s and fingerprint %s"
465
                          u" could not be found" % (address,
466
                                                    fingerprint)))
467
    
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
468
    def rebuild(self):
469
        """This rebuilds the User Interface.
470
        Call this when the widget layout needs to change"""
471
        self.uilist = []
472
        #self.uilist.append(urwid.ListBox(self.clients))
237.2.185 by Teddy Hogeborn
Rename all D-Bus properties to conform to D-Bus naming conventions;
473
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
474
                                                          clients),
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
475
                                       #header=urwid.Divider(),
476
                                       header=None,
237.2.185 by Teddy Hogeborn
Rename all D-Bus properties to conform to D-Bus naming conventions;
477
                                       footer=
478
                                       urwid.Divider(div_char=
479
                                                     self.divider)))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
480
        if self.log_visible:
481
            self.uilist.append(self.logbox)
482
            pass
483
        self.topwidget = urwid.Pile(self.uilist)
484
    
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
485
    def log_message(self, message):
486
        timestamp = datetime.datetime.now().isoformat()
487
        self.log_message_raw(timestamp + u": " + message)
488
    
489
    def log_message_raw(self, markup):
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
490
        """Add a log message to the log buffer."""
491
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
492
        if (self.max_log_length
493
            and len(self.log) > self.max_log_length):
494
            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
495
        self.logbox.set_focus(len(self.logbox.body.contents),
496
                              coming_from=u"above")
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
497
        self.refresh()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
498
    
499
    def toggle_log_display(self):
500
        """Toggle visibility of the log buffer."""
501
        self.log_visible = not self.log_visible
502
        self.rebuild()
237.2.193 by teddy at bsnet
* mandos-monitor.xml: New.
503
        #self.log_message(u"Log visibility changed to: "
504
        #                 + unicode(self.log_visible))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
505
    
506
    def change_log_display(self):
507
        """Change type of log display.
508
        Currently, this toggles wrapping of text lines."""
509
        if self.log_wrap == u"clip":
510
            self.log_wrap = u"any"
511
        else:
512
            self.log_wrap = u"clip"
513
        for textwidget in self.log:
514
            textwidget.set_wrap_mode(self.log_wrap)
237.2.193 by teddy at bsnet
* mandos-monitor.xml: New.
515
        #self.log_message(u"Wrap mode: " + self.log_wrap)
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
516
    
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
517
    def find_and_remove_client(self, path, name):
518
        """Find an client from its object path and remove it.
519
        
520
        This is connected to the ClientRemoved signal from the
521
        Mandos server object."""
522
        try:
523
            client = self.clients_dict[path]
524
        except KeyError:
525
            # not found?
526
            return
527
        self.remove_client(client, path)
528
    
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
529
    def add_new_client(self, path):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
530
        client_proxy_object = self.bus.get_object(self.busname, path)
531
        self.add_client(MandosClientWidget(server_proxy_object
532
                                           =self.mandos_serv,
533
                                           proxy_object
534
                                           =client_proxy_object,
535
                                           update_hook
536
                                           =self.refresh,
537
                                           delete_hook
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
538
                                           =self.remove_client,
539
                                           logger
540
                                           =self.log_message),
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
541
                        path=path)
542
    
543
    def add_client(self, client, path=None):
544
        self.clients.append(client)
545
        if path is None:
546
            path = client.proxy.object_path
547
        self.clients_dict[path] = client
237.2.185 by Teddy Hogeborn
Rename all D-Bus properties to conform to D-Bus naming conventions;
548
        self.clients.sort(None, lambda c: c.properties[u"Name"])
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
549
        self.refresh()
550
    
551
    def remove_client(self, client, path=None):
552
        self.clients.remove(client)
553
        if path is None:
554
            path = client.proxy.object_path
555
        del self.clients_dict[path]
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
556
        if not self.clients_dict:
557
            # Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
558
            # is completely emptied, we need to recreate it.
559
            self.clients = urwid.SimpleListWalker([])
560
            self.rebuild()
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
561
        self.refresh()
562
    
563
    def refresh(self):
564
        """Redraw the screen"""
565
        canvas = self.topwidget.render(self.size, focus=True)
566
        self.screen.draw_screen(self.size, canvas)
567
    
568
    def run(self):
569
        """Start the main loop and exit when it's done."""
570
        self.refresh()
571
        self._input_callback_tag = (gobject.io_add_watch
572
                                    (sys.stdin.fileno(),
573
                                     gobject.IO_IN,
574
                                     self.process_input))
575
        self.main_loop.run()
576
        # Main loop has finished, we should close everything now
577
        gobject.source_remove(self._input_callback_tag)
578
        self.screen.stop()
579
    
580
    def stop(self):
581
        self.main_loop.quit()
582
    
583
    def process_input(self, source, condition):
584
        keys = self.screen.get_input()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
585
        translations = { u"ctrl n": u"down",      # Emacs
586
                         u"ctrl p": u"up",        # Emacs
587
                         u"ctrl v": u"page down", # Emacs
588
                         u"meta v": u"page up",   # Emacs
589
                         u" ": u"page down",      # less
590
                         u"f": u"page down",      # less
591
                         u"b": u"page up",        # less
592
                         u"j": u"down",           # vi
593
                         u"k": u"up",             # vi
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
594
                         }
595
        for key in keys:
596
            try:
597
                key = translations[key]
598
            except KeyError:    # :-)
599
                pass
600
            
601
            if key == u"q" or key == u"Q":
602
                self.stop()
603
                break
604
            elif key == u"window resize":
605
                self.size = self.screen.get_cols_rows()
606
                self.refresh()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
607
            elif key == u"\f":  # Ctrl-L
608
                self.refresh()
609
            elif key == u"l" or key == u"D":
610
                self.toggle_log_display()
611
                self.refresh()
612
            elif key == u"w" or key == u"i":
613
                self.change_log_display()
614
                self.refresh()
237.2.171 by Teddy Hogeborn
* debian/rules: Only set BROKEN_PIE if binutils is a specific range of
615
            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"
616
                if not self.log_visible:
617
                    self.log_visible = True
618
                    self.rebuild()
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
619
                self.log_message_raw((u"bold",
620
                                      u"  ".
621
                                      join((u"q: Quit",
622
                                            u"?: Help",
623
                                            u"l: Log window toggle",
624
                                            u"TAB: Switch window",
625
                                            u"w: Wrap (log)"))))
626
                self.log_message_raw((u"bold",
627
                                      u"  "
628
                                      .join((u"Clients:",
24.1.155 by Björn Påhlsson
mandos server: Added debuglevel that adjust at what level information
629
                                             u"+: Enable",
630
                                             u"-: Disable",
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
631
                                             u"r: Remove",
632
                                             u"s: Start new checker",
633
                                             u"S: Stop checker",
24.1.154 by Björn Påhlsson
merge
634
                                             u"C: Checker OK",
24.1.155 by Björn Påhlsson
mandos server: Added debuglevel that adjust at what level information
635
                                             u"a: Approve",
636
                                             u"d: Deny"))))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
637
                self.refresh()
638
            elif key == u"tab":
639
                if self.topwidget.get_focus() is self.logbox:
640
                    self.topwidget.set_focus(0)
641
                else:
642
                    self.topwidget.set_focus(self.logbox)
643
                self.refresh()
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
644
            #elif (key == u"end" or key == u"meta >" or key == u"G"
645
            #      or key == u">"):
646
            #    pass            # xxx end-of-buffer
647
            #elif (key == u"home" or key == u"meta <" or key == u"g"
648
            #      or key == u"<"):
649
            #    pass            # xxx beginning-of-buffer
650
            #elif key == u"ctrl e" or key == u"$":
651
            #    pass            # xxx move-end-of-line
652
            #elif key == u"ctrl a" or key == u"^":
653
            #    pass            # xxx move-beginning-of-line
654
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
655
            #    pass            # xxx left
656
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
657
            #    pass            # xxx right
658
            #elif key == u"a":
659
            #    pass            # scroll up log
660
            #elif key == u"z":
661
            #    pass            # scroll down log
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
662
            elif self.topwidget.selectable():
663
                self.topwidget.keypress(self.size, key)
664
                self.refresh()
665
        return True
666
667
ui = UserInterface()
668
try:
669
    ui.run()
24.1.159 by Björn Påhlsson
added approval to mandos-ctl
670
except KeyboardInterrupt:
671
    ui.screen.stop()
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
672
except Exception, e:
673
    ui.log_message(unicode(e))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
674
    ui.screen.stop()
675
    raise