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  • Committer: Teddy Hogeborn
  • Date: 2012-06-17 14:55:31 UTC
  • Revision ID: teddy@recompile.se-20120617145531-o24z982oerm6xb6s
* mandos: New "--foreground" option.

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mandos-monitor
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# 
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# Mandos Monitor - Control and monitor the Mandos server
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# 
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# Copyright © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 Björn Påhlsson
 
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# Copyright © 2009-2012 Teddy Hogeborn
 
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# Copyright © 2009-2012 Björn Påhlsson
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# 
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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from __future__ import (division, absolute_import, print_function,
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                        unicode_literals)
28
 
try:
29
 
    from future_builtins import *
30
 
except ImportError:
31
 
    pass
 
28
 
 
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from future_builtins import *
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import sys
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import os
 
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import signal
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import datetime
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
42
 
try:
43
 
    import gobject
44
 
except ImportError:
45
 
    from gi.repository import GObject as gobject
 
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import gobject
46
42
 
47
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import dbus
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45
import UserList
 
46
 
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import locale
50
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51
 
if sys.version_info[0] == 2:
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    str = unicode
53
 
 
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locale.setlocale(locale.LC_ALL, '')
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import logging
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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
63
 
version = "1.6.6"
 
58
version = "1.5.5"
 
59
 
 
60
# Always run in monochrome mode
 
61
urwid.curses_display.curses.has_colors = lambda : False
 
62
 
 
63
# 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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65
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def isoformat_to_datetime(iso):
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    "Parse an ISO 8601 date string to a datetime.datetime()"
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                                         self.rejected,
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                                         client_interface,
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                                         byte_arrays=True))
164
 
        self.logger('Created client {0}'
165
 
                    .format(self.properties["Name"]), level=0)
 
167
        #self.logger('Created client {0}'
 
168
        #            .format(self.properties["Name"]))
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169
    
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    def using_timer(self, flag):
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        """Call this method with True or False when timer should be
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    def checker_completed(self, exitstatus, condition, command):
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        if exitstatus == 0:
182
 
            self.logger('Checker for client {0} (command "{1}")'
183
 
                        ' succeeded'.format(self.properties["Name"],
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                                            command), level=0)
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            self.update()
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            return
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        # Checker failed
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        self.update()
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    def checker_started(self, command):
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        """Server signals that a checker started."""
210
 
        self.logger('Client {0} started checker "{1}"'
211
 
                    .format(self.properties["Name"],
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                            command), level=0)
 
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        """Server signals that a checker started. This could be useful
 
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           to log in the future. """
 
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        #self.logger('Client {0} started checker "{1}"'
 
212
        #            .format(self.properties["Name"],
 
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        #                    unicode(command)))
 
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        pass
213
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    def got_secret(self):
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        self.logger('Client {0} received its secret'
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                message = "Approval in {0}. (d)eny?"
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            else:
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                message = "Denial in {0}. (a)pprove?"
280
 
            message = message.format(str(timer).rsplit(".", 1)[0])
 
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            message = message.format(unicode(timer).rsplit(".", 1)[0])
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            self.using_timer(True)
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        elif self.properties["LastCheckerStatus"] != 0:
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            # When checker has failed, show timer until client expires
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                            datetime.timedelta())
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            message = ('A checker has failed! Time until client'
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                       ' gets disabled: {0}'
294
 
                       .format(str(timer).rsplit(".", 1)[0]))
 
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                       .format(unicode(timer).rsplit(".", 1)[0]))
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            self.using_timer(True)
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        else:
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            message = "enabled"
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    def property_changed(self, property=None, **kwargs):
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        """Call self.update() if old value is not new value.
382
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        This overrides the method from MandosClientPropertyCache"""
383
 
        property_name = str(property)
 
385
        property_name = unicode(property)
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        old_value = self.properties.get(property_name)
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        super(MandosClientWidget, self).property_changed(
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            property=property, **kwargs)
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    """This is the entire user interface - the whole screen
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    with boxes, lists of client widgets, etc.
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    """
407
 
    def __init__(self, max_log_length=1000, log_level=1):
 
409
    def __init__(self, max_log_length=1000):
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        DBusGMainLoop(set_as_default=True)
409
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        self.screen = urwid.curses_display.Screen()
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                ("normal",
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                 "default", "default", None),
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                ("bold",
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                 "bold", "default", "bold"),
 
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                 "default", "default", "bold"),
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                ("underline-blink",
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                 "underline,blink", "default", "underline,blink"),
 
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                 "default", "default", "underline"),
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                ("standout",
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                 "standout", "default", "standout"),
 
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                 "default", "default", "standout"),
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                ("bold-underline-blink",
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                 "bold,underline,blink", "default", "bold,underline,blink"),
 
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                 "default", "default", ("bold", "underline")),
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                ("bold-standout",
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                 "bold,standout", "default", "bold,standout"),
 
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                 "default", "default", ("bold", "standout")),
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                ("underline-blink-standout",
426
 
                 "underline,blink,standout", "default",
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                 "underline,blink,standout"),
 
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                 "default", "default", ("underline", "standout")),
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                ("bold-underline-blink-standout",
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                 "bold,underline,blink,standout", "default",
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                 "bold,underline,blink,standout"),
 
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                 "default", "default", ("bold", "underline",
 
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                                          "standout")),
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                ))
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        if urwid.supports_unicode():
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        self.log = []
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        self.max_log_length = max_log_length
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        self.log_level = log_level
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        # We keep a reference to the log widget so we can remove it
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        # from the ListWalker without it getting destroyed
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        self.logbox = ConstrainedListBox(self.log)
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            self.uilist.append(self.logbox)
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        self.topwidget = urwid.Pile(self.uilist)
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    def log_message(self, message, level=1):
493
 
        """Log message formatted with timestamp"""
494
 
        if level < self.log_level:
495
 
            return
 
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    def log_message(self, message):
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        timestamp = datetime.datetime.now().isoformat()
497
 
        self.log_message_raw("{0}: {1}".format(timestamp, message),
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                             level=level)
 
493
        self.log_message_raw(timestamp + ": " + message)
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494
    
500
 
    def log_message_raw(self, markup, level=1):
 
495
    def log_message_raw(self, markup):
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        """Add a log message to the log buffer."""
502
 
        if level < self.log_level:
503
 
            return
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        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
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        if (self.max_log_length
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            and len(self.log) > self.max_log_length):
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        """Toggle visibility of the log buffer."""
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        self.log_visible = not self.log_visible
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        self.rebuild()
516
 
        self.log_message("Log visibility changed to: {0}"
517
 
                         .format(self.log_visible), level=0)
 
509
        #self.log_message("Log visibility changed to: "
 
510
        #                 + unicode(self.log_visible))
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    def change_log_display(self):
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        """Change type of log display.
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            self.log_wrap = "clip"
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        for textwidget in self.log:
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            textwidget.set_wrap_mode(self.log_wrap)
528
 
        self.log_message("Wrap mode: {0}".format(self.log_wrap),
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                         level=0)
 
521
        #self.log_message("Wrap mode: " + self.log_wrap)
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    def find_and_remove_client(self, path, name):
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        """Find a client by its object path and remove it.
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        if path is None:
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            path = client.proxy.object_path
563
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        self.clients_dict[path] = client
564
 
        self.clients.sort(key=lambda c: c.properties["Name"])
 
556
        self.clients.sort(None, lambda c: c.properties["Name"])
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        self.refresh()
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    def remove_client(self, client, path=None):
569
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        if path is None:
570
562
            path = client.proxy.object_path
571
563
        del self.clients_dict[path]
 
564
        if not self.clients_dict:
 
565
            # Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
 
566
            # is completely emptied, we need to recreate it.
 
567
            self.clients = urwid.SimpleListWalker([])
 
568
            self.rebuild()
572
569
        self.refresh()
573
570
    
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    def refresh(self):
587
584
        try:
588
585
            mandos_clients = (self.mandos_serv
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                              .GetAllClientsWithProperties())
590
 
            if not mandos_clients:
591
 
                self.log_message_raw(("bold", "Note: Server has no clients."))
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587
        except dbus.exceptions.DBusException:
593
 
            self.log_message_raw(("bold", "Note: No Mandos server running."))
594
588
            mandos_clients = dbus.Dictionary()
595
589
        
596
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        (self.mandos_serv
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                            self.client_not_found,
609
603
                            dbus_interface=server_interface,
610
604
                            byte_arrays=True))
611
 
        for path, client in mandos_clients.items():
 
605
        for path, client in mandos_clients.iteritems():
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            client_proxy_object = self.bus.get_object(self.busname,
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                                                      path)
614
608
            self.add_client(MandosClientWidget(server_proxy_object
679
673
                                            "?: Help",
680
674
                                            "l: Log window toggle",
681
675
                                            "TAB: Switch window",
682
 
                                            "w: Wrap (log lines)",
683
 
                                            "v: Toggle verbose log",
684
 
                                            ))))
 
676
                                            "w: Wrap (log)"))))
685
677
                self.log_message_raw(("bold",
686
678
                                      "  "
687
679
                                      .join(("Clients:",
700
692
                else:
701
693
                    self.topwidget.set_focus(self.logbox)
702
694
                self.refresh()
703
 
            elif key == "v":
704
 
                if self.log_level == 0:
705
 
                    self.log_level = 1
706
 
                    self.log_message("Verbose mode: Off")
707
 
                else:
708
 
                    self.log_level = 0
709
 
                    self.log_message("Verbose mode: On")
710
695
            #elif (key == "end" or key == "meta >" or key == "G"
711
696
            #      or key == ">"):
712
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            #    pass            # xxx end-of-buffer
735
720
    ui.run()
736
721
except KeyboardInterrupt:
737
722
    ui.screen.stop()
738
 
except Exception as e:
739
 
    ui.log_message(str(e))
 
723
except Exception, e:
 
724
    ui.log_message(unicode(e))
740
725
    ui.screen.stop()
741
726
    raise