/mandos/trunk

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/trunk

« back to all changes in this revision

Viewing changes to mandos-monitor

  • Committer: Teddy Hogeborn
  • Date: 2015-07-12 01:41:14 UTC
  • Revision ID: teddy@recompile.se-20150712014114-qbala4mutkixxct3
Handle local Zeroconf service name collisions on startup, too.

* mandos (AvahiService.server_state_changed): Catch name collision
                                              error when adding
                                              server.

Show diffs side-by-side

added added

removed removed

Lines of Context:
mandos-monitor
1
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
 
#
 
3
# 
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
 
#
6
 
# Copyright © 2009-2016 Teddy Hogeborn
7
 
# Copyright © 2009-2016 Björn Påhlsson
8
 
#
 
5
# 
 
6
# Copyright © 2009-2015 Teddy Hogeborn
 
7
# Copyright © 2009-2015 Björn Påhlsson
 
8
# 
9
9
# This program is free software: you can redistribute it and/or modify
10
10
# it under the terms of the GNU General Public License as published by
11
11
# the Free Software Foundation, either version 3 of the License, or
15
15
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
16
16
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
17
#     GNU General Public License for more details.
18
 
#
 
18
# 
19
19
# You should have received a copy of the GNU General Public License
20
20
# along with this program.  If not, see
21
21
# <http://www.gnu.org/licenses/>.
22
 
#
 
22
# 
23
23
# Contact the authors at <mandos@recompile.se>.
24
 
#
 
24
# 
25
25
 
26
26
from __future__ import (division, absolute_import, print_function,
27
27
                        unicode_literals)
39
39
import urwid
40
40
 
41
41
from dbus.mainloop.glib import DBusGMainLoop
42
 
from gi.repository import GLib
 
42
try:
 
43
    import gobject
 
44
except ImportError:
 
45
    from gi.repository import GObject as gobject
43
46
 
44
47
import dbus
45
48
 
46
49
import locale
47
50
 
48
 
import logging
49
 
 
50
51
if sys.version_info.major == 2:
51
52
    str = unicode
52
53
 
53
54
locale.setlocale(locale.LC_ALL, '')
54
55
 
 
56
import logging
55
57
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
56
58
 
57
59
# Some useful constants
58
60
domain = 'se.recompile'
59
61
server_interface = domain + '.Mandos'
60
62
client_interface = domain + '.Mandos.Client'
61
 
version = "1.7.14"
62
 
 
63
 
try:
64
 
    dbus.OBJECT_MANAGER_IFACE
65
 
except AttributeError:
66
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
67
 
 
 
63
version = "1.6.9"
68
64
 
69
65
def isoformat_to_datetime(iso):
70
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
79
75
                             int(day),
80
76
                             int(hour),
81
77
                             int(minute),
82
 
                             int(second),            # Whole seconds
83
 
                             int(fraction*1000000))  # Microseconds
84
 
 
 
78
                             int(second),           # Whole seconds
 
79
                             int(fraction*1000000)) # Microseconds
85
80
 
86
81
class MandosClientPropertyCache(object):
87
82
    """This wraps a Mandos Client D-Bus proxy object, caches the
89
84
    changed.
90
85
    """
91
86
    def __init__(self, proxy_object=None, properties=None, **kwargs):
92
 
        self.proxy = proxy_object  # Mandos Client proxy object
 
87
        self.proxy = proxy_object # Mandos Client proxy object
93
88
        self.properties = dict() if properties is None else properties
94
89
        self.property_changed_match = (
95
90
            self.proxy.connect_to_signal("PropertiesChanged",
96
91
                                         self.properties_changed,
97
92
                                         dbus.PROPERTIES_IFACE,
98
93
                                         byte_arrays=True))
99
 
 
 
94
        
100
95
        if properties is None:
101
 
            self.properties.update(self.proxy.GetAll(
102
 
                client_interface,
103
 
                dbus_interface=dbus.PROPERTIES_IFACE))
104
 
 
 
96
            self.properties.update(
 
97
                self.proxy.GetAll(client_interface,
 
98
                                  dbus_interface
 
99
                                  = dbus.PROPERTIES_IFACE))
 
100
        
105
101
        super(MandosClientPropertyCache, self).__init__(**kwargs)
106
 
 
 
102
    
107
103
    def properties_changed(self, interface, properties, invalidated):
108
104
        """This is called whenever we get a PropertiesChanged signal
109
105
        It updates the changed properties in the "properties" dict.
110
106
        """
111
107
        # Update properties dict with new value
112
 
        if interface == client_interface:
113
 
            self.properties.update(properties)
114
 
 
 
108
        self.properties.update(properties)
 
109
    
115
110
    def delete(self):
116
111
        self.property_changed_match.remove()
117
112
 
119
114
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
120
115
    """A Mandos Client which is visible on the screen.
121
116
    """
122
 
 
 
117
    
123
118
    def __init__(self, server_proxy_object=None, update_hook=None,
124
119
                 delete_hook=None, logger=None, **kwargs):
125
120
        # Called on update
130
125
        self.server_proxy_object = server_proxy_object
131
126
        # Logger
132
127
        self.logger = logger
133
 
 
 
128
        
134
129
        self._update_timer_callback_tag = None
135
 
 
 
130
        
136
131
        # The widget shown normally
137
132
        self._text_widget = urwid.Text("")
138
133
        # The widget shown when we have focus
140
135
        super(MandosClientWidget, self).__init__(**kwargs)
141
136
        self.update()
142
137
        self.opened = False
143
 
 
 
138
        
144
139
        self.match_objects = (
145
140
            self.proxy.connect_to_signal("CheckerCompleted",
146
141
                                         self.checker_completed,
164
159
                                         byte_arrays=True))
165
160
        self.logger('Created client {}'
166
161
                    .format(self.properties["Name"]), level=0)
167
 
 
 
162
    
168
163
    def using_timer(self, flag):
169
164
        """Call this method with True or False when timer should be
170
165
        activated or deactivated.
171
166
        """
172
167
        if flag and self._update_timer_callback_tag is None:
173
168
            # Will update the shown timer value every second
174
 
            self._update_timer_callback_tag = (GLib.timeout_add
 
169
            self._update_timer_callback_tag = (gobject.timeout_add
175
170
                                               (1000,
176
171
                                                self.update_timer))
177
172
        elif not (flag or self._update_timer_callback_tag is None):
178
 
            GLib.source_remove(self._update_timer_callback_tag)
 
173
            gobject.source_remove(self._update_timer_callback_tag)
179
174
            self._update_timer_callback_tag = None
180
 
 
181
 
    def checker_completed(self, exitstatus, condition, command):
 
175
    
 
176
    def checker_completed(self, exitstatus, signal, command):
182
177
        if exitstatus == 0:
183
178
            self.logger('Checker for client {} (command "{}")'
184
179
                        ' succeeded'.format(self.properties["Name"],
186
181
            self.update()
187
182
            return
188
183
        # Checker failed
189
 
        if os.WIFEXITED(condition):
 
184
        if exitstatus >= 0:
190
185
            self.logger('Checker for client {} (command "{}") failed'
191
186
                        ' with exit code {}'
192
187
                        .format(self.properties["Name"], command,
193
 
                                os.WEXITSTATUS(condition)))
194
 
        elif os.WIFSIGNALED(condition):
 
188
                                exitstatus))
 
189
        elif signal != 0:
195
190
            self.logger('Checker for client {} (command "{}") was'
196
191
                        ' killed by signal {}'
197
192
                        .format(self.properties["Name"], command,
198
 
                                os.WTERMSIG(condition)))
 
193
                                signal))
 
194
        else:
 
195
            self.logger('Checker for client {} completed'
 
196
                        ' mysteriously'
 
197
                        .format(self.properties["Name"]))
199
198
        self.update()
200
 
 
 
199
    
201
200
    def checker_started(self, command):
202
201
        """Server signals that a checker started."""
203
202
        self.logger('Client {} started checker "{}"'
204
203
                    .format(self.properties["Name"],
205
204
                            command), level=0)
206
 
 
 
205
    
207
206
    def got_secret(self):
208
207
        self.logger('Client {} received its secret'
209
208
                    .format(self.properties["Name"]))
210
 
 
 
209
    
211
210
    def need_approval(self, timeout, default):
212
211
        if not default:
213
212
            message = 'Client {} needs approval within {} seconds'
215
214
            message = 'Client {} will get its secret in {} seconds'
216
215
        self.logger(message.format(self.properties["Name"],
217
216
                                   timeout/1000))
218
 
 
 
217
    
219
218
    def rejected(self, reason):
220
219
        self.logger('Client {} was rejected; reason: {}'
221
220
                    .format(self.properties["Name"], reason))
222
 
 
 
221
    
223
222
    def selectable(self):
224
223
        """Make this a "selectable" widget.
225
224
        This overrides the method from urwid.FlowWidget."""
226
225
        return True
227
 
 
 
226
    
228
227
    def rows(self, maxcolrow, focus=False):
229
228
        """How many rows this widget will occupy might depend on
230
229
        whether we have focus or not.
231
230
        This overrides the method from urwid.FlowWidget"""
232
231
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
233
 
 
 
232
    
234
233
    def current_widget(self, focus=False):
235
234
        if focus or self.opened:
236
235
            return self._focus_widget
237
236
        return self._widget
238
 
 
 
237
    
239
238
    def update(self):
240
239
        "Called when what is visible on the screen should be updated."
241
240
        # How to add standout mode to a style
242
 
        with_standout = {"normal": "standout",
243
 
                         "bold": "bold-standout",
244
 
                         "underline-blink":
245
 
                         "underline-blink-standout",
246
 
                         "bold-underline-blink":
247
 
                         "bold-underline-blink-standout",
248
 
                         }
249
 
 
 
241
        with_standout = { "normal": "standout",
 
242
                          "bold": "bold-standout",
 
243
                          "underline-blink":
 
244
                              "underline-blink-standout",
 
245
                          "bold-underline-blink":
 
246
                              "bold-underline-blink-standout",
 
247
                          }
 
248
        
250
249
        # Rebuild focus and non-focus widgets using current properties
251
 
 
 
250
        
252
251
        # Base part of a client. Name!
253
252
        base = '{name}: '.format(name=self.properties["Name"])
254
253
        if not self.properties["Enabled"]:
255
254
            message = "DISABLED"
256
255
            self.using_timer(False)
257
256
        elif self.properties["ApprovalPending"]:
258
 
            timeout = datetime.timedelta(
259
 
                milliseconds=self.properties["ApprovalDelay"])
 
257
            timeout = datetime.timedelta(milliseconds
 
258
                                         = self.properties
 
259
                                         ["ApprovalDelay"])
260
260
            last_approval_request = isoformat_to_datetime(
261
261
                self.properties["LastApprovalRequest"])
262
262
            if last_approval_request is not None:
289
289
            message = "enabled"
290
290
            self.using_timer(False)
291
291
        self._text = "{}{}".format(base, message)
292
 
 
 
292
        
293
293
        if not urwid.supports_unicode():
294
294
            self._text = self._text.encode("ascii", "replace")
295
295
        textlist = [("normal", self._text)]
305
305
        # Run update hook, if any
306
306
        if self.update_hook is not None:
307
307
            self.update_hook()
308
 
 
 
308
    
309
309
    def update_timer(self):
310
 
        """called by GLib. Will indefinitely loop until
311
 
        GLib.source_remove() on tag is called
312
 
        """
 
310
        """called by gobject. Will indefinitely loop until
 
311
        gobject.source_remove() on tag is called"""
313
312
        self.update()
314
313
        return True             # Keep calling this
315
 
 
 
314
    
316
315
    def delete(self, **kwargs):
317
316
        if self._update_timer_callback_tag is not None:
318
 
            GLib.source_remove(self._update_timer_callback_tag)
 
317
            gobject.source_remove(self._update_timer_callback_tag)
319
318
            self._update_timer_callback_tag = None
320
319
        for match in self.match_objects:
321
320
            match.remove()
323
322
        if self.delete_hook is not None:
324
323
            self.delete_hook(self)
325
324
        return super(MandosClientWidget, self).delete(**kwargs)
326
 
 
 
325
    
327
326
    def render(self, maxcolrow, focus=False):
328
327
        """Render differently if we have focus.
329
328
        This overrides the method from urwid.FlowWidget"""
330
329
        return self.current_widget(focus).render(maxcolrow,
331
330
                                                 focus=focus)
332
 
 
 
331
    
333
332
    def keypress(self, maxcolrow, key):
334
333
        """Handle keys.
335
334
        This overrides the method from urwid.FlowWidget"""
336
335
        if key == "+":
337
 
            self.proxy.Set(client_interface, "Enabled",
338
 
                           dbus.Boolean(True), ignore_reply=True,
339
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
336
            self.proxy.Enable(dbus_interface = client_interface,
 
337
                              ignore_reply=True)
340
338
        elif key == "-":
341
 
            self.proxy.Set(client_interface, "Enabled", False,
342
 
                           ignore_reply=True,
343
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
339
            self.proxy.Disable(dbus_interface = client_interface,
 
340
                               ignore_reply=True)
344
341
        elif key == "a":
345
342
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
346
 
                               dbus_interface=client_interface,
 
343
                               dbus_interface = client_interface,
347
344
                               ignore_reply=True)
348
345
        elif key == "d":
349
346
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
350
 
                               dbus_interface=client_interface,
 
347
                                  dbus_interface = client_interface,
351
348
                               ignore_reply=True)
352
349
        elif key == "R" or key == "_" or key == "ctrl k":
353
350
            self.server_proxy_object.RemoveClient(self.proxy
354
351
                                                  .object_path,
355
352
                                                  ignore_reply=True)
356
353
        elif key == "s":
357
 
            self.proxy.Set(client_interface, "CheckerRunning",
358
 
                           dbus.Boolean(True), ignore_reply=True,
359
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
354
            self.proxy.StartChecker(dbus_interface = client_interface,
 
355
                                    ignore_reply=True)
360
356
        elif key == "S":
361
 
            self.proxy.Set(client_interface, "CheckerRunning",
362
 
                           dbus.Boolean(False), ignore_reply=True,
363
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
357
            self.proxy.StopChecker(dbus_interface = client_interface,
 
358
                                   ignore_reply=True)
364
359
        elif key == "C":
365
 
            self.proxy.CheckedOK(dbus_interface=client_interface,
 
360
            self.proxy.CheckedOK(dbus_interface = client_interface,
366
361
                                 ignore_reply=True)
367
362
        # xxx
368
363
#         elif key == "p" or key == "=":
373
368
#             self.open()
374
369
        else:
375
370
            return key
376
 
 
 
371
    
377
372
    def properties_changed(self, interface, properties, invalidated):
378
373
        """Call self.update() if any properties changed.
379
374
        This overrides the method from MandosClientPropertyCache"""
380
 
        old_values = {key: self.properties.get(key)
381
 
                      for key in properties.keys()}
 
375
        old_values = { key: self.properties.get(key)
 
376
                       for key in properties.keys() }
382
377
        super(MandosClientWidget, self).properties_changed(
383
378
            interface, properties, invalidated)
384
379
        if any(old_values[key] != self.properties.get(key)
392
387
    use them as an excuse to shift focus away from this widget.
393
388
    """
394
389
    def keypress(self, *args, **kwargs):
395
 
        ret = (super(ConstrainedListBox, self)
396
 
               .keypress(*args, **kwargs))
 
390
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
397
391
        if ret in ("up", "down"):
398
392
            return
399
393
        return ret
405
399
    """
406
400
    def __init__(self, max_log_length=1000, log_level=1):
407
401
        DBusGMainLoop(set_as_default=True)
408
 
 
 
402
        
409
403
        self.screen = urwid.curses_display.Screen()
410
 
 
 
404
        
411
405
        self.screen.register_palette((
412
406
                ("normal",
413
407
                 "default", "default", None),
418
412
                ("standout",
419
413
                 "standout", "default", "standout"),
420
414
                ("bold-underline-blink",
421
 
                 "bold,underline,blink", "default",
422
 
                 "bold,underline,blink"),
 
415
                 "bold,underline,blink", "default", "bold,underline,blink"),
423
416
                ("bold-standout",
424
417
                 "bold,standout", "default", "bold,standout"),
425
418
                ("underline-blink-standout",
429
422
                 "bold,underline,blink,standout", "default",
430
423
                 "bold,underline,blink,standout"),
431
424
                ))
432
 
 
 
425
        
433
426
        if urwid.supports_unicode():
434
 
            self.divider = "─"  # \u2500
 
427
            self.divider = "─" # \u2500
 
428
            #self.divider = "━" # \u2501
435
429
        else:
436
 
            self.divider = "_"  # \u005f
437
 
 
 
430
            #self.divider = "-" # \u002d
 
431
            self.divider = "_" # \u005f
 
432
        
438
433
        self.screen.start()
439
 
 
 
434
        
440
435
        self.size = self.screen.get_cols_rows()
441
 
 
 
436
        
442
437
        self.clients = urwid.SimpleListWalker([])
443
438
        self.clients_dict = {}
444
 
 
 
439
        
445
440
        # We will add Text widgets to this list
446
441
        self.log = []
447
442
        self.max_log_length = max_log_length
448
 
 
 
443
        
449
444
        self.log_level = log_level
450
 
 
 
445
        
451
446
        # We keep a reference to the log widget so we can remove it
452
447
        # from the ListWalker without it getting destroyed
453
448
        self.logbox = ConstrainedListBox(self.log)
454
 
 
 
449
        
455
450
        # This keeps track of whether self.uilist currently has
456
451
        # self.logbox in it or not
457
452
        self.log_visible = True
458
453
        self.log_wrap = "any"
459
 
 
 
454
        
460
455
        self.rebuild()
461
456
        self.log_message_raw(("bold",
462
457
                              "Mandos Monitor version " + version))
463
458
        self.log_message_raw(("bold",
464
459
                              "q: Quit  ?: Help"))
465
 
 
 
460
        
466
461
        self.busname = domain + '.Mandos'
467
 
        self.main_loop = GLib.MainLoop()
468
 
 
 
462
        self.main_loop = gobject.MainLoop()
 
463
    
469
464
    def client_not_found(self, fingerprint, address):
470
465
        self.log_message("Client with address {} and fingerprint {}"
471
466
                         " could not be found"
472
467
                         .format(address, fingerprint))
473
 
 
 
468
    
474
469
    def rebuild(self):
475
470
        """This rebuilds the User Interface.
476
471
        Call this when the widget layout needs to change"""
477
472
        self.uilist = []
478
 
        # self.uilist.append(urwid.ListBox(self.clients))
 
473
        #self.uilist.append(urwid.ListBox(self.clients))
479
474
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
480
475
                                                          clients),
481
 
                                       # header=urwid.Divider(),
 
476
                                       #header=urwid.Divider(),
482
477
                                       header=None,
483
 
                                       footer=urwid.Divider(
484
 
                                           div_char=self.divider)))
 
478
                                       footer=
 
479
                                       urwid.Divider(div_char=
 
480
                                                     self.divider)))
485
481
        if self.log_visible:
486
482
            self.uilist.append(self.logbox)
487
483
        self.topwidget = urwid.Pile(self.uilist)
488
 
 
 
484
    
489
485
    def log_message(self, message, level=1):
490
486
        """Log message formatted with timestamp"""
491
487
        if level < self.log_level:
493
489
        timestamp = datetime.datetime.now().isoformat()
494
490
        self.log_message_raw("{}: {}".format(timestamp, message),
495
491
                             level=level)
496
 
 
 
492
    
497
493
    def log_message_raw(self, markup, level=1):
498
494
        """Add a log message to the log buffer."""
499
495
        if level < self.log_level:
500
496
            return
501
497
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
 
        if self.max_log_length:
503
 
            if len(self.log) > self.max_log_length:
504
 
                del self.log[0:len(self.log)-self.max_log_length-1]
 
498
        if (self.max_log_length
 
499
            and len(self.log) > self.max_log_length):
 
500
            del self.log[0:len(self.log)-self.max_log_length-1]
505
501
        self.logbox.set_focus(len(self.logbox.body.contents),
506
502
                              coming_from="above")
507
503
        self.refresh()
508
 
 
 
504
    
509
505
    def toggle_log_display(self):
510
506
        """Toggle visibility of the log buffer."""
511
507
        self.log_visible = not self.log_visible
512
508
        self.rebuild()
513
509
        self.log_message("Log visibility changed to: {}"
514
510
                         .format(self.log_visible), level=0)
515
 
 
 
511
    
516
512
    def change_log_display(self):
517
513
        """Change type of log display.
518
514
        Currently, this toggles wrapping of text lines."""
524
520
            textwidget.set_wrap_mode(self.log_wrap)
525
521
        self.log_message("Wrap mode: {}".format(self.log_wrap),
526
522
                         level=0)
527
 
 
528
 
    def find_and_remove_client(self, path, interfaces):
 
523
    
 
524
    def find_and_remove_client(self, path, name):
529
525
        """Find a client by its object path and remove it.
530
 
 
531
 
        This is connected to the InterfacesRemoved signal from the
 
526
        
 
527
        This is connected to the ClientRemoved signal from the
532
528
        Mandos server object."""
533
 
        if client_interface not in interfaces:
534
 
            # Not a Mandos client object; ignore
535
 
            return
536
529
        try:
537
530
            client = self.clients_dict[path]
538
531
        except KeyError:
539
532
            # not found?
540
 
            self.log_message("Unknown client {!r} removed"
541
 
                             .format(path))
 
533
            self.log_message("Unknown client {!r} ({!r}) removed"
 
534
                             .format(name, path))
542
535
            return
543
536
        client.delete()
544
 
 
545
 
    def add_new_client(self, path, ifs_and_props):
546
 
        """Find a client by its object path and remove it.
547
 
 
548
 
        This is connected to the InterfacesAdded signal from the
549
 
        Mandos server object.
550
 
        """
551
 
        if client_interface not in ifs_and_props:
552
 
            # Not a Mandos client object; ignore
553
 
            return
 
537
    
 
538
    def add_new_client(self, path):
554
539
        client_proxy_object = self.bus.get_object(self.busname, path)
555
 
        self.add_client(MandosClientWidget(
556
 
            server_proxy_object=self.mandos_serv,
557
 
            proxy_object=client_proxy_object,
558
 
            update_hook=self.refresh,
559
 
            delete_hook=self.remove_client,
560
 
            logger=self.log_message,
561
 
            properties=dict(ifs_and_props[client_interface])),
 
540
        self.add_client(MandosClientWidget(server_proxy_object
 
541
                                           =self.mandos_serv,
 
542
                                           proxy_object
 
543
                                           =client_proxy_object,
 
544
                                           update_hook
 
545
                                           =self.refresh,
 
546
                                           delete_hook
 
547
                                           =self.remove_client,
 
548
                                           logger
 
549
                                           =self.log_message),
562
550
                        path=path)
563
 
 
 
551
    
564
552
    def add_client(self, client, path=None):
565
553
        self.clients.append(client)
566
554
        if path is None:
568
556
        self.clients_dict[path] = client
569
557
        self.clients.sort(key=lambda c: c.properties["Name"])
570
558
        self.refresh()
571
 
 
 
559
    
572
560
    def remove_client(self, client, path=None):
573
561
        self.clients.remove(client)
574
562
        if path is None:
575
563
            path = client.proxy.object_path
576
564
        del self.clients_dict[path]
577
565
        self.refresh()
578
 
 
 
566
    
579
567
    def refresh(self):
580
568
        """Redraw the screen"""
581
569
        canvas = self.topwidget.render(self.size, focus=True)
582
570
        self.screen.draw_screen(self.size, canvas)
583
 
 
 
571
    
584
572
    def run(self):
585
573
        """Start the main loop and exit when it's done."""
586
574
        self.bus = dbus.SystemBus()
587
575
        mandos_dbus_objc = self.bus.get_object(
588
576
            self.busname, "/", follow_name_owner_changes=True)
589
 
        self.mandos_serv = dbus.Interface(
590
 
            mandos_dbus_objc, dbus_interface=server_interface)
 
577
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
578
                                          dbus_interface
 
579
                                          = server_interface)
591
580
        try:
592
581
            mandos_clients = (self.mandos_serv
593
582
                              .GetAllClientsWithProperties())
594
583
            if not mandos_clients:
595
 
                self.log_message_raw(("bold",
596
 
                                      "Note: Server has no clients."))
 
584
                self.log_message_raw(("bold", "Note: Server has no clients."))
597
585
        except dbus.exceptions.DBusException:
598
 
            self.log_message_raw(("bold",
599
 
                                  "Note: No Mandos server running."))
 
586
            self.log_message_raw(("bold", "Note: No Mandos server running."))
600
587
            mandos_clients = dbus.Dictionary()
601
 
 
 
588
        
602
589
        (self.mandos_serv
603
 
         .connect_to_signal("InterfacesRemoved",
 
590
         .connect_to_signal("ClientRemoved",
604
591
                            self.find_and_remove_client,
605
 
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
592
                            dbus_interface=server_interface,
606
593
                            byte_arrays=True))
607
594
        (self.mandos_serv
608
 
         .connect_to_signal("InterfacesAdded",
 
595
         .connect_to_signal("ClientAdded",
609
596
                            self.add_new_client,
610
 
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
597
                            dbus_interface=server_interface,
611
598
                            byte_arrays=True))
612
599
        (self.mandos_serv
613
600
         .connect_to_signal("ClientNotFound",
617
604
        for path, client in mandos_clients.items():
618
605
            client_proxy_object = self.bus.get_object(self.busname,
619
606
                                                      path)
620
 
            self.add_client(MandosClientWidget(
621
 
                server_proxy_object=self.mandos_serv,
622
 
                proxy_object=client_proxy_object,
623
 
                properties=client,
624
 
                update_hook=self.refresh,
625
 
                delete_hook=self.remove_client,
626
 
                logger=self.log_message),
 
607
            self.add_client(MandosClientWidget(server_proxy_object
 
608
                                               =self.mandos_serv,
 
609
                                               proxy_object
 
610
                                               =client_proxy_object,
 
611
                                               properties=client,
 
612
                                               update_hook
 
613
                                               =self.refresh,
 
614
                                               delete_hook
 
615
                                               =self.remove_client,
 
616
                                               logger
 
617
                                               =self.log_message),
627
618
                            path=path)
628
 
 
 
619
        
629
620
        self.refresh()
630
 
        self._input_callback_tag = (GLib.io_add_watch
 
621
        self._input_callback_tag = (gobject.io_add_watch
631
622
                                    (sys.stdin.fileno(),
632
 
                                     GLib.IO_IN,
 
623
                                     gobject.IO_IN,
633
624
                                     self.process_input))
634
625
        self.main_loop.run()
635
626
        # Main loop has finished, we should close everything now
636
 
        GLib.source_remove(self._input_callback_tag)
 
627
        gobject.source_remove(self._input_callback_tag)
637
628
        self.screen.stop()
638
 
 
 
629
    
639
630
    def stop(self):
640
631
        self.main_loop.quit()
641
 
 
 
632
    
642
633
    def process_input(self, source, condition):
643
634
        keys = self.screen.get_input()
644
 
        translations = {"ctrl n": "down",       # Emacs
645
 
                        "ctrl p": "up",         # Emacs
646
 
                        "ctrl v": "page down",  # Emacs
647
 
                        "meta v": "page up",    # Emacs
648
 
                        " ": "page down",       # less
649
 
                        "f": "page down",       # less
650
 
                        "b": "page up",         # less
651
 
                        "j": "down",            # vi
652
 
                        "k": "up",              # vi
653
 
                        }
 
635
        translations = { "ctrl n": "down",      # Emacs
 
636
                         "ctrl p": "up",        # Emacs
 
637
                         "ctrl v": "page down", # Emacs
 
638
                         "meta v": "page up",   # Emacs
 
639
                         " ": "page down",      # less
 
640
                         "f": "page down",      # less
 
641
                         "b": "page up",        # less
 
642
                         "j": "down",           # vi
 
643
                         "k": "up",             # vi
 
644
                         }
654
645
        for key in keys:
655
646
            try:
656
647
                key = translations[key]
657
648
            except KeyError:    # :-)
658
649
                pass
659
 
 
 
650
            
660
651
            if key == "q" or key == "Q":
661
652
                self.stop()
662
653
                break
710
701
                else:
711
702
                    self.log_level = 0
712
703
                    self.log_message("Verbose mode: On")
713
 
            # elif (key == "end" or key == "meta >" or key == "G"
714
 
            #       or key == ">"):
715
 
            #     pass            # xxx end-of-buffer
716
 
            # elif (key == "home" or key == "meta <" or key == "g"
717
 
            #       or key == "<"):
718
 
            #     pass            # xxx beginning-of-buffer
719
 
            # elif key == "ctrl e" or key == "$":
720
 
            #     pass            # xxx move-end-of-line
721
 
            # elif key == "ctrl a" or key == "^":
722
 
            #     pass            # xxx move-beginning-of-line
723
 
            # elif key == "ctrl b" or key == "meta (" or key == "h":
724
 
            #     pass            # xxx left
725
 
            # elif key == "ctrl f" or key == "meta )" or key == "l":
726
 
            #     pass            # xxx right
727
 
            # elif key == "a":
728
 
            #     pass            # scroll up log
729
 
            # elif key == "z":
730
 
            #     pass            # scroll down log
 
704
            #elif (key == "end" or key == "meta >" or key == "G"
 
705
            #      or key == ">"):
 
706
            #    pass            # xxx end-of-buffer
 
707
            #elif (key == "home" or key == "meta <" or key == "g"
 
708
            #      or key == "<"):
 
709
            #    pass            # xxx beginning-of-buffer
 
710
            #elif key == "ctrl e" or key == "$":
 
711
            #    pass            # xxx move-end-of-line
 
712
            #elif key == "ctrl a" or key == "^":
 
713
            #    pass            # xxx move-beginning-of-line
 
714
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
715
            #    pass            # xxx left
 
716
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
717
            #    pass            # xxx right
 
718
            #elif key == "a":
 
719
            #    pass            # scroll up log
 
720
            #elif key == "z":
 
721
            #    pass            # scroll down log
731
722
            elif self.topwidget.selectable():
732
723
                self.topwidget.keypress(self.size, key)
733
724
                self.refresh()
734
725
        return True
735
726
 
736
 
 
737
727
ui = UserInterface()
738
728
try:
739
729
    ui.run()