82
86
properties and calls a hook function when any of them are
85
def __init__(self, proxy_object=None, *args, **kwargs):
89
def __init__(self, proxy_object=None, properties=None, **kwargs):
86
90
self.proxy = proxy_object # Mandos Client proxy object
88
self.properties = dict()
89
self.proxy.connect_to_signal(u"PropertyChanged",
90
self.property_changed,
94
self.properties.update(
95
self.proxy.GetAll(client_interface,
96
dbus_interface = dbus.PROPERTIES_IFACE))
98
#XXX This break good super behaviour!
99
# super(MandosClientPropertyCache, self).__init__(
91
self.properties = dict() if properties is None else properties
92
self.property_changed_match = (
93
self.proxy.connect_to_signal("PropertyChanged",
94
self._property_changed,
98
if properties is None:
99
self.properties.update(
100
self.proxy.GetAll(client_interface,
102
= dbus.PROPERTIES_IFACE))
104
super(MandosClientPropertyCache, self).__init__(**kwargs)
106
def _property_changed(self, property, value):
107
"""Helper which takes positional arguments"""
108
return self.property_changed(property=property, value=value)
102
110
def property_changed(self, property=None, value=None):
103
111
"""This is called whenever we get a PropertyChanged signal
123
134
self.logger = logger
125
136
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
129
138
# The widget shown normally
130
self._text_widget = urwid.Text(u"")
139
self._text_widget = urwid.Text("")
131
140
# The widget shown when we have focus
132
self._focus_text_widget = urwid.Text(u"")
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
141
self._focus_text_widget = urwid.Text("")
142
super(MandosClientWidget, self).__init__(**kwargs)
137
144
self.opened = False
139
last_checked_ok = isoformat_to_datetime(self.properties
141
if last_checked_ok is None:
142
self.last_checker_failed = True
144
self.last_checker_failed = ((datetime.datetime.utcnow()
151
if self.last_checker_failed:
152
self.using_timer(True)
154
if self.need_approval:
155
self.using_timer(True)
157
self.proxy.connect_to_signal(u"CheckerCompleted",
158
self.checker_completed,
161
self.proxy.connect_to_signal(u"CheckerStarted",
162
self.checker_started,
165
self.proxy.connect_to_signal(u"GotSecret",
169
self.proxy.connect_to_signal(u"NeedApproval",
173
self.proxy.connect_to_signal(u"Rejected",
146
self.match_objects = (
147
self.proxy.connect_to_signal("CheckerCompleted",
148
self.checker_completed,
151
self.proxy.connect_to_signal("CheckerStarted",
152
self.checker_started,
155
self.proxy.connect_to_signal("GotSecret",
159
self.proxy.connect_to_signal("NeedApproval",
163
self.proxy.connect_to_signal("Rejected",
167
#self.logger('Created client {0}'
168
# .format(self.properties["Name"]))
178
def property_changed(self, property=None, value=None):
179
super(self, MandosClientWidget).property_changed(property,
181
if property == u"ApprovalPending":
182
using_timer(bool(value))
184
170
def using_timer(self, flag):
185
171
"""Call this method with True or False when timer should be
186
172
activated or deactivated.
188
old = self._update_timer_callback_lock
190
self._update_timer_callback_lock += 1
192
self._update_timer_callback_lock -= 1
193
if old == 0 and self._update_timer_callback_lock:
174
if flag and self._update_timer_callback_tag is None:
175
# Will update the shown timer value every second
194
176
self._update_timer_callback_tag = (gobject.timeout_add
196
178
self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
179
elif not (flag or self._update_timer_callback_tag is None):
198
180
gobject.source_remove(self._update_timer_callback_tag)
199
181
self._update_timer_callback_tag = None
201
183
def checker_completed(self, exitstatus, condition, command):
202
184
if exitstatus == 0:
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger(u'Checker for client %s (command "%s")'
208
# % (self.properties[u"Name"], command))
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
215
188
if os.WIFEXITED(condition):
216
self.logger(u'Checker for client %s (command "%s")'
217
u' failed with exit code %s'
218
% (self.properties[u"Name"], command,
219
os.WEXITSTATUS(condition)))
189
self.logger('Checker for client {0} (command "{1}")'
190
' failed with exit code {2}'
191
.format(self.properties["Name"], command,
192
os.WEXITSTATUS(condition)))
220
193
elif os.WIFSIGNALED(condition):
221
self.logger(u'Checker for client %s (command "%s")'
222
u' was killed by signal %s'
223
% (self.properties[u"Name"], command,
224
os.WTERMSIG(condition)))
194
self.logger('Checker for client {0} (command "{1}") was'
195
' killed by signal {2}'
196
.format(self.properties["Name"], command,
197
os.WTERMSIG(condition)))
225
198
elif os.WCOREDUMP(condition):
226
self.logger(u'Checker for client %s (command "%s")'
228
% (self.properties[u"Name"], command))
199
self.logger('Checker for client {0} (command "{1}")'
201
.format(self.properties["Name"], command))
230
self.logger(u'Checker for client %s completed'
203
self.logger('Checker for client {0} completed'
205
.format(self.properties["Name"]))
234
208
def checker_started(self, command):
235
#self.logger(u'Client %s started checker "%s"'
236
# % (self.properties[u"Name"], unicode(command)))
209
"""Server signals that a checker started. This could be useful
210
to log in the future. """
211
#self.logger('Client {0} started checker "{1}"'
212
# .format(self.properties["Name"],
239
216
def got_secret(self):
240
self.last_checker_failed = False
241
self.logger(u'Client %s received its secret'
242
% self.properties[u"Name"])
217
self.logger('Client {0} received its secret'
218
.format(self.properties["Name"]))
244
220
def need_approval(self, timeout, default):
246
message = u'Client %s needs approval within %s seconds'
222
message = 'Client {0} needs approval within {1} seconds'
248
message = u'Client %s will get its secret in %s seconds'
250
% (self.properties[u"Name"], timeout/1000))
251
self.using_timer(True)
224
message = 'Client {0} will get its secret in {1} seconds'
225
self.logger(message.format(self.properties["Name"],
253
228
def rejected(self, reason):
254
self.logger(u'Client %s was rejected; reason: %s'
255
% (self.properties[u"Name"], reason))
229
self.logger('Client {0} was rejected; reason: {1}'
230
.format(self.properties["Name"], reason))
257
232
def selectable(self):
258
233
"""Make this a "selectable" widget.
259
234
This overrides the method from urwid.FlowWidget."""
262
def rows(self, (maxcol,), focus=False):
237
def rows(self, maxcolrow, focus=False):
263
238
"""How many rows this widget will occupy might depend on
264
239
whether we have focus or not.
265
240
This overrides the method from urwid.FlowWidget"""
266
return self.current_widget(focus).rows((maxcol,), focus=focus)
241
return self.current_widget(focus).rows(maxcolrow, focus=focus)
268
243
def current_widget(self, focus=False):
269
244
if focus or self.opened:
273
248
def update(self):
274
249
"Called when what is visible on the screen should be updated."
275
250
# How to add standout mode to a style
276
with_standout = { u"normal": u"standout",
277
u"bold": u"bold-standout",
279
u"underline-blink-standout",
280
u"bold-underline-blink":
281
u"bold-underline-blink-standout",
251
with_standout = { "normal": "standout",
252
"bold": "bold-standout",
254
"underline-blink-standout",
255
"bold-underline-blink":
256
"bold-underline-blink-standout",
284
259
# Rebuild focus and non-focus widgets using current properties
286
261
# Base part of a client. Name!
287
base = (u'%(name)s: '
288
% {u"name": self.properties[u"Name"]})
289
if not self.properties[u"Enabled"]:
290
message = u"DISABLED"
291
elif self.properties[u"ApprovalPending"]:
262
base = '{name}: '.format(name=self.properties["Name"])
263
if not self.properties["Enabled"]:
265
self.using_timer(False)
266
elif self.properties["ApprovalPending"]:
292
267
timeout = datetime.timedelta(milliseconds
293
268
= self.properties
295
270
last_approval_request = isoformat_to_datetime(
296
self.properties[u"LastApprovalRequest"])
271
self.properties["LastApprovalRequest"])
297
272
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
273
timer = max(timeout - (datetime.datetime.utcnow()
274
- last_approval_request),
275
datetime.timedelta())
301
277
timer = datetime.timedelta()
302
if self.properties[u"ApprovedByDefault"]:
303
message = u"Approval in %s. (d)eny?"
305
message = u"Denial in %s. (a)pprove?"
306
message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
311
last_ok = isoformat_to_datetime(
312
max((self.properties[u"LastCheckedOK"]
313
or self.properties[u"Created"]),
314
self.properties[u"LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = (u'A checker has failed! Time until client'
317
u' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
278
if self.properties["ApprovedByDefault"]:
279
message = "Approval in {0}. (d)eny?"
281
message = "Denial in {0}. (a)pprove?"
282
message = message.format(unicode(timer).rsplit(".", 1)[0])
283
self.using_timer(True)
284
elif self.properties["LastCheckerStatus"] != 0:
285
# When checker has failed, show timer until client expires
286
expires = self.properties["Expires"]
288
timer = datetime.timedelta(0)
290
expires = (datetime.datetime.strptime
291
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
292
timer = max(expires - datetime.datetime.utcnow(),
293
datetime.timedelta())
294
message = ('A checker has failed! Time until client'
295
' gets disabled: {0}'
296
.format(unicode(timer).rsplit(".", 1)[0]))
297
self.using_timer(True)
321
self._text = "%s%s" % (base, message)
300
self.using_timer(False)
301
self._text = "{0}{1}".format(base, message)
323
303
if not urwid.supports_unicode():
324
304
self._text = self._text.encode("ascii", "replace")
325
textlist = [(u"normal", self._text)]
305
textlist = [("normal", self._text)]
326
306
self._text_widget.set_text(textlist)
327
307
self._focus_text_widget.set_text([(with_standout[text[0]],
337
317
self.update_hook()
339
319
def update_timer(self):
320
"""called by gobject. Will indefinitely loop until
321
gobject.source_remove() on tag is called"""
342
323
return True # Keep calling this
325
def delete(self, **kwargs):
345
326
if self._update_timer_callback_tag is not None:
346
327
gobject.source_remove(self._update_timer_callback_tag)
347
328
self._update_timer_callback_tag = None
329
for match in self.match_objects:
331
self.match_objects = ()
348
332
if self.delete_hook is not None:
349
333
self.delete_hook(self)
334
return super(MandosClientWidget, self).delete(**kwargs)
351
def render(self, (maxcol,), focus=False):
336
def render(self, maxcolrow, focus=False):
352
337
"""Render differently if we have focus.
353
338
This overrides the method from urwid.FlowWidget"""
354
return self.current_widget(focus).render((maxcol,),
339
return self.current_widget(focus).render(maxcolrow,
357
def keypress(self, (maxcol,), key):
342
def keypress(self, maxcolrow, key):
359
344
This overrides the method from urwid.FlowWidget"""
361
self.proxy.Enable(dbus_interface = client_interface)
363
self.proxy.Disable(dbus_interface = client_interface)
346
self.proxy.Enable(dbus_interface = client_interface,
349
self.proxy.Disable(dbus_interface = client_interface,
365
352
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
dbus_interface = client_interface)
353
dbus_interface = client_interface,
368
356
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
dbus_interface = client_interface)
370
elif key == u"R" or key == u"_" or key == u"ctrl k":
357
dbus_interface = client_interface,
359
elif key == "R" or key == "_" or key == "ctrl k":
371
360
self.server_proxy_object.RemoveClient(self.proxy
374
self.proxy.StartChecker(dbus_interface = client_interface)
376
self.proxy.StopChecker(dbus_interface = client_interface)
378
self.proxy.CheckedOK(dbus_interface = client_interface)
364
self.proxy.StartChecker(dbus_interface = client_interface,
367
self.proxy.StopChecker(dbus_interface = client_interface,
370
self.proxy.CheckedOK(dbus_interface = client_interface,
380
# elif key == u"p" or key == "=":
373
# elif key == "p" or key == "=":
381
374
# self.proxy.pause()
382
# elif key == u"u" or key == ":":
375
# elif key == "u" or key == ":":
383
376
# self.proxy.unpause()
384
# elif key == u"RET":
389
def property_changed(self, property=None, value=None,
382
def property_changed(self, property=None, **kwargs):
391
383
"""Call self.update() if old value is not new value.
392
384
This overrides the method from MandosClientPropertyCache"""
393
385
property_name = unicode(property)
394
386
old_value = self.properties.get(property_name)
395
387
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
388
property=property, **kwargs)
397
389
if self.properties.get(property_name) != old_value:
421
412
self.screen = urwid.curses_display.Screen()
423
414
self.screen.register_palette((
425
u"default", u"default", None),
427
u"default", u"default", u"bold"),
429
u"default", u"default", u"underline"),
431
u"default", u"default", u"standout"),
432
(u"bold-underline-blink",
433
u"default", u"default", (u"bold", u"underline")),
435
u"default", u"default", (u"bold", u"standout")),
436
(u"underline-blink-standout",
437
u"default", u"default", (u"underline", u"standout")),
438
(u"bold-underline-blink-standout",
439
u"default", u"default", (u"bold", u"underline",
416
"default", "default", None),
418
"default", "default", "bold"),
420
"default", "default", "underline"),
422
"default", "default", "standout"),
423
("bold-underline-blink",
424
"default", "default", ("bold", "underline")),
426
"default", "default", ("bold", "standout")),
427
("underline-blink-standout",
428
"default", "default", ("underline", "standout")),
429
("bold-underline-blink-standout",
430
"default", "default", ("bold", "underline",
443
434
if urwid.supports_unicode():
444
self.divider = u"─" # \u2500
445
#self.divider = u"━" # \u2501
435
self.divider = "─" # \u2500
436
#self.divider = "━" # \u2501
447
#self.divider = u"-" # \u002d
448
self.divider = u"_" # \u005f
438
#self.divider = "-" # \u002d
439
self.divider = "_" # \u005f
450
441
self.screen.start()
465
456
# This keeps track of whether self.uilist currently has
466
457
# self.logbox in it or not
467
458
self.log_visible = True
468
self.log_wrap = u"any"
459
self.log_wrap = "any"
471
self.log_message_raw((u"bold",
472
u"Mandos Monitor version " + version))
473
self.log_message_raw((u"bold",
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
476
467
self.busname = domain + '.Mandos'
477
468
self.main_loop = gobject.MainLoop()
478
self.bus = dbus.SystemBus()
479
mandos_dbus_objc = self.bus.get_object(
480
self.busname, u"/", follow_name_owner_changes=True)
481
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
485
mandos_clients = (self.mandos_serv
486
.GetAllClientsWithProperties())
487
except dbus.exceptions.DBusException:
488
mandos_clients = dbus.Dictionary()
491
.connect_to_signal(u"ClientRemoved",
492
self.find_and_remove_client,
493
dbus_interface=server_interface,
496
.connect_to_signal(u"ClientAdded",
498
dbus_interface=server_interface,
501
.connect_to_signal(u"ClientNotFound",
502
self.client_not_found,
503
dbus_interface=server_interface,
505
for path, client in mandos_clients.iteritems():
506
client_proxy_object = self.bus.get_object(self.busname,
508
self.add_client(MandosClientWidget(server_proxy_object
511
=client_proxy_object,
521
470
def client_not_found(self, fingerprint, address):
522
self.log_message((u"Client with address %s and fingerprint %s"
523
u" could not be found" % (address,
471
self.log_message("Client with address {0} and fingerprint"
472
" {1} could not be found"
473
.format(address, fingerprint))
526
475
def rebuild(self):
527
476
"""This rebuilds the User Interface.
551
500
and len(self.log) > self.max_log_length):
552
501
del self.log[0:len(self.log)-self.max_log_length-1]
553
502
self.logbox.set_focus(len(self.logbox.body.contents),
554
coming_from=u"above")
557
506
def toggle_log_display(self):
558
507
"""Toggle visibility of the log buffer."""
559
508
self.log_visible = not self.log_visible
561
#self.log_message(u"Log visibility changed to: "
510
#self.log_message("Log visibility changed to: "
562
511
# + unicode(self.log_visible))
564
513
def change_log_display(self):
565
514
"""Change type of log display.
566
515
Currently, this toggles wrapping of text lines."""
567
if self.log_wrap == u"clip":
568
self.log_wrap = u"any"
516
if self.log_wrap == "clip":
517
self.log_wrap = "any"
570
self.log_wrap = u"clip"
519
self.log_wrap = "clip"
571
520
for textwidget in self.log:
572
521
textwidget.set_wrap_mode(self.log_wrap)
573
#self.log_message(u"Wrap mode: " + self.log_wrap)
522
#self.log_message("Wrap mode: " + self.log_wrap)
575
524
def find_and_remove_client(self, path, name):
576
"""Find an client from its object path and remove it.
525
"""Find a client by its object path and remove it.
578
527
This is connected to the ClientRemoved signal from the
579
528
Mandos server object."""
627
578
"""Start the main loop and exit when it's done."""
579
self.bus = dbus.SystemBus()
580
mandos_dbus_objc = self.bus.get_object(
581
self.busname, "/", follow_name_owner_changes=True)
582
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
586
mandos_clients = (self.mandos_serv
587
.GetAllClientsWithProperties())
588
if not mandos_clients:
589
self.log_message_raw(("bold", "Note: Server has no clients."))
590
except dbus.exceptions.DBusException:
591
self.log_message_raw(("bold", "Note: No Mandos servers running."))
592
mandos_clients = dbus.Dictionary()
595
.connect_to_signal("ClientRemoved",
596
self.find_and_remove_client,
597
dbus_interface=server_interface,
600
.connect_to_signal("ClientAdded",
602
dbus_interface=server_interface,
605
.connect_to_signal("ClientNotFound",
606
self.client_not_found,
607
dbus_interface=server_interface,
609
for path, client in mandos_clients.iteritems():
610
client_proxy_object = self.bus.get_object(self.busname,
612
self.add_client(MandosClientWidget(server_proxy_object
615
=client_proxy_object,
629
626
self._input_callback_tag = (gobject.io_add_watch
630
627
(sys.stdin.fileno(),
656
653
except KeyError: # :-)
659
if key == u"q" or key == u"Q":
656
if key == "q" or key == "Q":
662
elif key == u"window resize":
659
elif key == "window resize":
663
660
self.size = self.screen.get_cols_rows()
665
elif key == u"\f": # Ctrl-L
662
elif key == "\f": # Ctrl-L
667
elif key == u"l" or key == u"D":
664
elif key == "l" or key == "D":
668
665
self.toggle_log_display()
670
elif key == u"w" or key == u"i":
667
elif key == "w" or key == "i":
671
668
self.change_log_display()
673
elif key == u"?" or key == u"f1" or key == u"esc":
670
elif key == "?" or key == "f1" or key == "esc":
674
671
if not self.log_visible:
675
672
self.log_visible = True
677
self.log_message_raw((u"bold",
681
u"l: Log window toggle",
682
u"TAB: Switch window",
684
self.log_message_raw((u"bold",
690
u"s: Start new checker",
674
self.log_message_raw(("bold",
678
"l: Log window toggle",
679
"TAB: Switch window",
681
self.log_message_raw(("bold",
687
"s: Start new checker",
697
694
if self.topwidget.get_focus() is self.logbox:
698
695
self.topwidget.set_focus(0)
700
697
self.topwidget.set_focus(self.logbox)
702
#elif (key == u"end" or key == u"meta >" or key == u"G"
699
#elif (key == "end" or key == "meta >" or key == "G"
704
701
# pass # xxx end-of-buffer
705
#elif (key == u"home" or key == u"meta <" or key == u"g"
702
#elif (key == "home" or key == "meta <" or key == "g"
707
704
# pass # xxx beginning-of-buffer
708
#elif key == u"ctrl e" or key == u"$":
705
#elif key == "ctrl e" or key == "$":
709
706
# pass # xxx move-end-of-line
710
#elif key == u"ctrl a" or key == u"^":
707
#elif key == "ctrl a" or key == "^":
711
708
# pass # xxx move-beginning-of-line
712
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
709
#elif key == "ctrl b" or key == "meta (" or key == "h":
713
710
# pass # xxx left
714
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
711
#elif key == "ctrl f" or key == "meta )" or key == "l":
715
712
# pass # xxx right
717
714
# pass # scroll up log
719
716
# pass # scroll down log
720
717
elif self.topwidget.selectable():
721
718
self.topwidget.keypress(self.size, key)