86
82
properties and calls a hook function when any of them are
89
def __init__(self, proxy_object=None, properties=None, **kwargs):
85
def __init__(self, proxy_object=None, *args, **kwargs):
90
86
self.proxy = proxy_object # Mandos Client proxy object
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)
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__(
110
102
def property_changed(self, property=None, value=None):
111
103
"""This is called whenever we get a PropertyChanged signal
134
123
self.logger = logger
136
125
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
138
129
# The widget shown normally
139
self._text_widget = urwid.Text("")
130
self._text_widget = urwid.Text(u"")
140
131
# The widget shown when we have focus
141
self._focus_text_widget = urwid.Text("")
142
super(MandosClientWidget, self).__init__(**kwargs)
132
self._focus_text_widget = urwid.Text(u"")
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
144
137
self.opened = False
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"]))
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",
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))
170
184
def using_timer(self, flag):
171
185
"""Call this method with True or False when timer should be
172
186
activated or deactivated.
174
if flag and self._update_timer_callback_tag is None:
175
# Will update the shown timer value every second
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:
176
194
self._update_timer_callback_tag = (gobject.timeout_add
178
196
self.update_timer))
179
elif not (flag or self._update_timer_callback_tag is None):
197
elif old and self._update_timer_callback_lock == 0:
180
198
gobject.source_remove(self._update_timer_callback_tag)
181
199
self._update_timer_callback_tag = None
183
201
def checker_completed(self, exitstatus, condition, command):
184
202
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)
188
215
if os.WIFEXITED(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)))
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)))
193
220
elif os.WIFSIGNALED(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)))
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)))
198
225
elif os.WCOREDUMP(condition):
199
self.logger('Checker for client {0} (command "{1}")'
201
.format(self.properties["Name"], command))
226
self.logger(u'Checker for client %s (command "%s")'
228
% (self.properties[u"Name"], command))
203
self.logger('Checker for client {0} completed'
205
.format(self.properties["Name"]))
230
self.logger(u'Checker for client %s completed'
208
234
def checker_started(self, 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"],
235
#self.logger(u'Client %s started checker "%s"'
236
# % (self.properties[u"Name"], unicode(command)))
216
239
def got_secret(self):
217
self.logger('Client {0} received its secret'
218
.format(self.properties["Name"]))
240
self.last_checker_failed = False
241
self.logger(u'Client %s received its secret'
242
% self.properties[u"Name"])
220
244
def need_approval(self, timeout, default):
222
message = 'Client {0} needs approval within {1} seconds'
246
message = u'Client %s needs approval within %s seconds'
224
message = 'Client {0} will get its secret in {1} seconds'
225
self.logger(message.format(self.properties["Name"],
248
message = u'Client %s will get its secret in %s seconds'
250
% (self.properties[u"Name"], timeout/1000))
251
self.using_timer(True)
228
253
def rejected(self, reason):
229
self.logger('Client {0} was rejected; reason: {1}'
230
.format(self.properties["Name"], reason))
254
self.logger(u'Client %s was rejected; reason: %s'
255
% (self.properties[u"Name"], reason))
232
257
def selectable(self):
233
258
"""Make this a "selectable" widget.
234
259
This overrides the method from urwid.FlowWidget."""
237
def rows(self, maxcolrow, focus=False):
262
def rows(self, (maxcol,), focus=False):
238
263
"""How many rows this widget will occupy might depend on
239
264
whether we have focus or not.
240
265
This overrides the method from urwid.FlowWidget"""
241
return self.current_widget(focus).rows(maxcolrow, focus=focus)
266
return self.current_widget(focus).rows((maxcol,), focus=focus)
243
268
def current_widget(self, focus=False):
244
269
if focus or self.opened:
248
273
def update(self):
249
274
"Called when what is visible on the screen should be updated."
250
275
# How to add standout mode to a style
251
with_standout = { "normal": "standout",
252
"bold": "bold-standout",
254
"underline-blink-standout",
255
"bold-underline-blink":
256
"bold-underline-blink-standout",
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",
259
284
# Rebuild focus and non-focus widgets using current properties
261
286
# Base part of a client. Name!
262
base = '{name}: '.format(name=self.properties["Name"])
263
if not self.properties["Enabled"]:
265
self.using_timer(False)
266
elif self.properties["ApprovalPending"]:
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"]:
267
292
timeout = datetime.timedelta(milliseconds
268
293
= self.properties
270
295
last_approval_request = isoformat_to_datetime(
271
self.properties["LastApprovalRequest"])
296
self.properties[u"LastApprovalRequest"])
272
297
if last_approval_request is not None:
273
timer = max(timeout - (datetime.datetime.utcnow()
274
- last_approval_request),
275
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
277
301
timer = datetime.timedelta()
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)
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])
300
self.using_timer(False)
301
self._text = "{0}{1}".format(base, message)
321
self._text = "%s%s" % (base, message)
303
323
if not urwid.supports_unicode():
304
324
self._text = self._text.encode("ascii", "replace")
305
textlist = [("normal", self._text)]
325
textlist = [(u"normal", self._text)]
306
326
self._text_widget.set_text(textlist)
307
327
self._focus_text_widget.set_text([(with_standout[text[0]],
317
337
self.update_hook()
319
339
def update_timer(self):
320
"""called by gobject. Will indefinitely loop until
321
gobject.source_remove() on tag is called"""
323
342
return True # Keep calling this
325
def delete(self, **kwargs):
326
345
if self._update_timer_callback_tag is not None:
327
346
gobject.source_remove(self._update_timer_callback_tag)
328
347
self._update_timer_callback_tag = None
329
for match in self.match_objects:
331
self.match_objects = ()
332
348
if self.delete_hook is not None:
333
349
self.delete_hook(self)
334
return super(MandosClientWidget, self).delete(**kwargs)
336
def render(self, maxcolrow, focus=False):
351
def render(self, (maxcol,), focus=False):
337
352
"""Render differently if we have focus.
338
353
This overrides the method from urwid.FlowWidget"""
339
return self.current_widget(focus).render(maxcolrow,
354
return self.current_widget(focus).render((maxcol,),
342
def keypress(self, maxcolrow, key):
357
def keypress(self, (maxcol,), key):
344
359
This overrides the method from urwid.FlowWidget"""
346
self.proxy.Enable(dbus_interface = client_interface,
349
self.proxy.Disable(dbus_interface = client_interface,
361
self.proxy.Enable(dbus_interface = client_interface)
363
self.proxy.Disable(dbus_interface = client_interface)
352
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
353
dbus_interface = client_interface,
366
dbus_interface = client_interface)
356
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
357
dbus_interface = client_interface,
359
elif key == "R" or key == "_" or key == "ctrl k":
369
dbus_interface = client_interface)
370
elif key == u"R" or key == u"_" or key == u"ctrl k":
360
371
self.server_proxy_object.RemoveClient(self.proxy
364
self.proxy.StartChecker(dbus_interface = client_interface,
367
self.proxy.StopChecker(dbus_interface = client_interface,
370
self.proxy.CheckedOK(dbus_interface = client_interface,
374
self.proxy.StartChecker(dbus_interface = client_interface)
376
self.proxy.StopChecker(dbus_interface = client_interface)
378
self.proxy.CheckedOK(dbus_interface = client_interface)
373
# elif key == "p" or key == "=":
380
# elif key == u"p" or key == "=":
374
381
# self.proxy.pause()
375
# elif key == "u" or key == ":":
382
# elif key == u"u" or key == ":":
376
383
# self.proxy.unpause()
384
# elif key == u"RET":
382
def property_changed(self, property=None, **kwargs):
389
def property_changed(self, property=None, value=None,
383
391
"""Call self.update() if old value is not new value.
384
392
This overrides the method from MandosClientPropertyCache"""
385
393
property_name = unicode(property)
386
394
old_value = self.properties.get(property_name)
387
395
super(MandosClientWidget, self).property_changed(
388
property=property, **kwargs)
396
property=property, value=value, *args, **kwargs)
389
397
if self.properties.get(property_name) != old_value:
412
421
self.screen = urwid.curses_display.Screen()
414
423
self.screen.register_palette((
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",
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",
434
443
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
436
#self.divider = "━" # \u2501
444
self.divider = u"─" # \u2500
445
#self.divider = u"━" # \u2501
438
#self.divider = "-" # \u002d
439
self.divider = "_" # \u005f
447
#self.divider = u"-" # \u002d
448
self.divider = u"_" # \u005f
441
450
self.screen.start()
456
465
# This keeps track of whether self.uilist currently has
457
466
# self.logbox in it or not
458
467
self.log_visible = True
459
self.log_wrap = "any"
468
self.log_wrap = u"any"
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
471
self.log_message_raw((u"bold",
472
u"Mandos Monitor version " + version))
473
self.log_message_raw((u"bold",
467
476
self.busname = domain + '.Mandos'
468
477
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,
470
521
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {0} and fingerprint"
472
" {1} could not be found"
473
.format(address, fingerprint))
522
self.log_message((u"Client with address %s and fingerprint %s"
523
u" could not be found" % (address,
475
526
def rebuild(self):
476
527
"""This rebuilds the User Interface.
499
551
and len(self.log) > self.max_log_length):
500
552
del self.log[0:len(self.log)-self.max_log_length-1]
501
553
self.logbox.set_focus(len(self.logbox.body.contents),
554
coming_from=u"above")
505
557
def toggle_log_display(self):
506
558
"""Toggle visibility of the log buffer."""
507
559
self.log_visible = not self.log_visible
509
#self.log_message("Log visibility changed to: "
561
#self.log_message(u"Log visibility changed to: "
510
562
# + unicode(self.log_visible))
512
564
def change_log_display(self):
513
565
"""Change type of log display.
514
566
Currently, this toggles wrapping of text lines."""
515
if self.log_wrap == "clip":
516
self.log_wrap = "any"
567
if self.log_wrap == u"clip":
568
self.log_wrap = u"any"
518
self.log_wrap = "clip"
570
self.log_wrap = u"clip"
519
571
for textwidget in self.log:
520
572
textwidget.set_wrap_mode(self.log_wrap)
521
#self.log_message("Wrap mode: " + self.log_wrap)
573
#self.log_message(u"Wrap mode: " + self.log_wrap)
523
575
def find_and_remove_client(self, path, name):
524
"""Find a client by its object path and remove it.
576
"""Find an client from its object path and remove it.
526
578
This is connected to the ClientRemoved signal from the
527
579
Mandos server object."""
577
627
"""Start the main loop and exit when it's done."""
578
self.bus = dbus.SystemBus()
579
mandos_dbus_objc = self.bus.get_object(
580
self.busname, "/", follow_name_owner_changes=True)
581
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
585
mandos_clients = (self.mandos_serv
586
.GetAllClientsWithProperties())
587
except dbus.exceptions.DBusException:
588
mandos_clients = dbus.Dictionary()
591
.connect_to_signal("ClientRemoved",
592
self.find_and_remove_client,
593
dbus_interface=server_interface,
596
.connect_to_signal("ClientAdded",
598
dbus_interface=server_interface,
601
.connect_to_signal("ClientNotFound",
602
self.client_not_found,
603
dbus_interface=server_interface,
605
for path, client in mandos_clients.iteritems():
606
client_proxy_object = self.bus.get_object(self.busname,
608
self.add_client(MandosClientWidget(server_proxy_object
611
=client_proxy_object,
622
629
self._input_callback_tag = (gobject.io_add_watch
623
630
(sys.stdin.fileno(),
649
656
except KeyError: # :-)
652
if key == "q" or key == "Q":
659
if key == u"q" or key == u"Q":
655
elif key == "window resize":
662
elif key == u"window resize":
656
663
self.size = self.screen.get_cols_rows()
658
elif key == "\f": # Ctrl-L
665
elif key == u"\f": # Ctrl-L
660
elif key == "l" or key == "D":
667
elif key == u"l" or key == u"D":
661
668
self.toggle_log_display()
663
elif key == "w" or key == "i":
670
elif key == u"w" or key == u"i":
664
671
self.change_log_display()
666
elif key == "?" or key == "f1" or key == "esc":
673
elif key == u"?" or key == u"f1" or key == u"esc":
667
674
if not self.log_visible:
668
675
self.log_visible = True
670
self.log_message_raw(("bold",
674
"l: Log window toggle",
675
"TAB: Switch window",
677
self.log_message_raw(("bold",
683
"s: Start new checker",
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",
690
697
if self.topwidget.get_focus() is self.logbox:
691
698
self.topwidget.set_focus(0)
693
700
self.topwidget.set_focus(self.logbox)
695
#elif (key == "end" or key == "meta >" or key == "G"
702
#elif (key == u"end" or key == u"meta >" or key == u"G"
697
704
# pass # xxx end-of-buffer
698
#elif (key == "home" or key == "meta <" or key == "g"
705
#elif (key == u"home" or key == u"meta <" or key == u"g"
700
707
# pass # xxx beginning-of-buffer
701
#elif key == "ctrl e" or key == "$":
708
#elif key == u"ctrl e" or key == u"$":
702
709
# pass # xxx move-end-of-line
703
#elif key == "ctrl a" or key == "^":
710
#elif key == u"ctrl a" or key == u"^":
704
711
# pass # xxx move-beginning-of-line
705
#elif key == "ctrl b" or key == "meta (" or key == "h":
712
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
706
713
# pass # xxx left
707
#elif key == "ctrl f" or key == "meta )" or key == "l":
714
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
708
715
# pass # xxx right
710
717
# pass # scroll up log
712
719
# pass # scroll down log
713
720
elif self.topwidget.selectable():
714
721
self.topwidget.keypress(self.size, key)