133
102
self.logger = logger
135
104
self._update_timer_callback_tag = None
136
self._update_timer_callback_lock = 0
105
self.last_checker_failed = False
138
107
# The widget shown normally
139
self._text_widget = urwid.Text("")
108
self._text_widget = urwid.Text(u"")
140
109
# The widget shown when we have focus
141
self._focus_text_widget = urwid.Text("")
110
self._focus_text_widget = urwid.Text(u"")
142
111
super(MandosClientWidget, self).__init__(
143
112
update_hook=update_hook, delete_hook=delete_hook,
146
115
self.opened = False
116
self.proxy.connect_to_signal(u"CheckerCompleted",
117
self.checker_completed,
120
self.proxy.connect_to_signal(u"CheckerStarted",
121
self.checker_started,
124
self.proxy.connect_to_signal(u"GotSecret",
128
self.proxy.connect_to_signal(u"NeedApproval",
132
self.proxy.connect_to_signal(u"Rejected",
148
136
last_checked_ok = isoformat_to_datetime(self.properties
151
if self.properties ["LastCheckerStatus"] != 0:
152
self.using_timer(True)
154
if self.need_approval:
155
self.using_timer(True)
157
self.match_objects = (
158
self.proxy.connect_to_signal("CheckerCompleted",
159
self.checker_completed,
162
self.proxy.connect_to_signal("CheckerStarted",
163
self.checker_started,
166
self.proxy.connect_to_signal("GotSecret",
170
self.proxy.connect_to_signal("NeedApproval",
174
self.proxy.connect_to_signal("Rejected",
178
#self.logger('Created client {0}'
179
# .format(self.properties["Name"]))
181
def property_changed(self, property=None, value=None):
182
super(self, MandosClientWidget).property_changed(property,
184
if property == "ApprovalPending":
185
using_timer(bool(value))
186
if property == "LastCheckerStatus":
187
using_timer(value != 0)
188
#self.logger('Checker for client {0} (command "{1}") was '
189
# ' successful'.format(self.properties["Name"],
192
def using_timer(self, flag):
193
"""Call this method with True or False when timer should be
194
activated or deactivated.
196
old = self._update_timer_callback_lock
198
self._update_timer_callback_lock += 1
138
if last_checked_ok is None:
139
self.last_checker_failed = True
200
self._update_timer_callback_lock -= 1
201
if old == 0 and self._update_timer_callback_lock:
202
# Will update the shown timer value every second
141
self.last_checker_failed = ((datetime.datetime.utcnow()
145
self.properties["interval"]))
146
if self.last_checker_failed:
203
147
self._update_timer_callback_tag = (gobject.timeout_add
205
149
self.update_timer))
206
elif old and self._update_timer_callback_lock == 0:
207
gobject.source_remove(self._update_timer_callback_tag)
208
self._update_timer_callback_tag = None
210
151
def checker_completed(self, exitstatus, condition, command):
211
152
if exitstatus == 0:
153
if self.last_checker_failed:
154
self.last_checker_failed = False
155
gobject.source_remove(self._update_timer_callback_tag)
156
self._update_timer_callback_tag = None
157
self.logger(u'Checker for client %s (command "%s")'
159
% (self.properties[u"name"], command))
163
if not self.last_checker_failed:
164
self.last_checker_failed = True
165
self._update_timer_callback_tag = (gobject.timeout_add
215
168
if os.WIFEXITED(condition):
216
self.logger('Checker for client {0} (command "{1}")'
217
' failed with exit code {2}'
218
.format(self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
169
self.logger(u'Checker for client %s (command "%s")'
170
u' failed with exit code %s'
171
% (self.properties[u"name"], command,
172
os.WEXITSTATUS(condition)))
220
173
elif os.WIFSIGNALED(condition):
221
self.logger('Checker for client {0} (command "{1}") was'
222
' killed by signal {2}'
223
.format(self.properties["Name"], command,
224
os.WTERMSIG(condition)))
174
self.logger(u'Checker for client %s (command "%s")'
175
u' was killed by signal %s'
176
% (self.properties[u"name"], command,
177
os.WTERMSIG(condition)))
225
178
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client {0} (command "{1}")'
228
.format(self.properties["Name"], command))
179
self.logger(u'Checker for client %s (command "%s")'
181
% (self.properties[u"name"], command))
230
self.logger('Checker for client {0} completed'
232
.format(self.properties["Name"]))
183
self.logger(u'Checker for client %s completed mysteriously')
235
186
def checker_started(self, command):
236
"""Server signals that a checker started. This could be useful
237
to log in the future. """
238
#self.logger('Client {0} started checker "{1}"'
239
# .format(self.properties["Name"],
187
#self.logger(u'Client %s started checker "%s"'
188
# % (self.properties[u"name"], unicode(command)))
243
191
def got_secret(self):
244
self.logger('Client {0} received its secret'
245
.format(self.properties["Name"]))
192
self.last_checker_failed = False
193
self.logger(u'Client %s received its secret'
194
% self.properties[u"name"])
247
196
def need_approval(self, timeout, default):
249
message = 'Client {0} needs approval within {1} seconds'
198
message = u'Client %s needs approval within %s seconds'
251
message = 'Client {0} will get its secret in {1} seconds'
252
self.logger(message.format(self.properties["Name"],
254
self.using_timer(True)
200
message = u'Client %s will get its secret in %s seconds'
202
% (self.properties[u"name"], timeout/1000))
256
204
def rejected(self, reason):
257
self.logger('Client {0} was rejected; reason: {1}'
258
.format(self.properties["Name"], reason))
205
self.logger(u'Client %s was rejected; reason: %s'
206
% (self.properties[u"name"], reason))
260
208
def selectable(self):
261
209
"""Make this a "selectable" widget.
262
210
This overrides the method from urwid.FlowWidget."""
265
def rows(self, maxcolrow, focus=False):
213
def rows(self, (maxcol,), focus=False):
266
214
"""How many rows this widget will occupy might depend on
267
215
whether we have focus or not.
268
216
This overrides the method from urwid.FlowWidget"""
269
return self.current_widget(focus).rows(maxcolrow, focus=focus)
217
return self.current_widget(focus).rows((maxcol,), focus=focus)
271
219
def current_widget(self, focus=False):
272
220
if focus or self.opened:
276
224
def update(self):
277
225
"Called when what is visible on the screen should be updated."
278
226
# How to add standout mode to a style
279
with_standout = { "normal": "standout",
280
"bold": "bold-standout",
282
"underline-blink-standout",
283
"bold-underline-blink":
284
"bold-underline-blink-standout",
227
with_standout = { u"normal": u"standout",
228
u"bold": u"bold-standout",
230
u"underline-blink-standout",
231
u"bold-underline-blink":
232
u"bold-underline-blink-standout",
287
235
# Rebuild focus and non-focus widgets using current properties
289
237
# Base part of a client. Name!
290
base = '{name}: '.format(name=self.properties["Name"])
291
if not self.properties["Enabled"]:
293
elif self.properties["ApprovalPending"]:
238
base = (u'%(name)s: '
239
% {u"name": self.properties[u"name"]})
240
if not self.properties[u"enabled"]:
241
message = u"DISABLED"
242
elif self.properties[u"approved_pending"]:
243
if self.properties[u"approved_by_default"]:
244
message = u"Connection established to client. (d)eny?"
246
message = u"Seeks approval to send secret. (a)pprove?"
247
elif self.last_checker_failed:
294
248
timeout = datetime.timedelta(milliseconds
297
last_approval_request = isoformat_to_datetime(
298
self.properties["LastApprovalRequest"])
299
if last_approval_request is not None:
300
timer = timeout - (datetime.datetime.utcnow()
301
- last_approval_request)
303
timer = datetime.timedelta()
304
if self.properties["ApprovedByDefault"]:
305
message = "Approval in {0}. (d)eny?"
307
message = "Denial in {0}. (a)pprove?"
308
message = message.format(unicode(timer).rsplit(".", 1)[0])
309
elif self.properties["LastCheckerStatus"] != 0:
310
# When checker has failed, show timer until client expires
311
expires = self.properties["Expires"]
313
timer = datetime.timedelta(0)
315
expires = (datetime.datetime.strptime
316
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
317
timer = expires - datetime.datetime.utcnow()
318
message = ('A checker has failed! Time until client'
319
' gets disabled: {0}'
320
.format(unicode(timer).rsplit(".", 1)[0]))
249
= self.properties[u"timeout"])
250
last_ok = isoformat_to_datetime(
251
max((self.properties["last_checked_ok"]
252
or self.properties["created"]),
253
self.properties[u"last_enabled"]))
254
timer = timeout - (datetime.datetime.utcnow() - last_ok)
255
message = (u'A checker has failed! Time until client gets diabled: %s'
256
% unicode(timer).rsplit(".", 1)[0])
323
self._text = "{0}{1}".format(base, message)
259
self._text = "%s%s" % (base, message)
325
261
if not urwid.supports_unicode():
326
262
self._text = self._text.encode("ascii", "replace")
327
textlist = [("normal", self._text)]
263
textlist = [(u"normal", self._text)]
328
264
self._text_widget.set_text(textlist)
329
265
self._focus_text_widget.set_text([(with_standout[text[0]],
339
275
self.update_hook()
341
277
def update_timer(self):
342
"""called by gobject. Will indefinitely loop until
343
gobject.source_remove() on tag is called"""
345
280
return True # Keep calling this
347
def delete(self, *args, **kwargs):
348
283
if self._update_timer_callback_tag is not None:
349
284
gobject.source_remove(self._update_timer_callback_tag)
350
285
self._update_timer_callback_tag = None
351
for match in self.match_objects:
353
self.match_objects = ()
354
286
if self.delete_hook is not None:
355
287
self.delete_hook(self)
356
return super(MandosClientWidget, self).delete(*args, **kwargs)
358
def render(self, maxcolrow, focus=False):
289
def render(self, (maxcol,), focus=False):
359
290
"""Render differently if we have focus.
360
291
This overrides the method from urwid.FlowWidget"""
361
return self.current_widget(focus).render(maxcolrow,
292
return self.current_widget(focus).render((maxcol,),
364
def keypress(self, maxcolrow, key):
295
def keypress(self, (maxcol,), key):
366
297
This overrides the method from urwid.FlowWidget"""
368
self.proxy.Enable(dbus_interface = client_interface,
371
self.proxy.Disable(dbus_interface = client_interface,
299
self.proxy.Enable(dbus_interface = client_interface)
301
self.proxy.Disable(dbus_interface = client_interface)
374
303
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
375
dbus_interface = client_interface,
304
dbus_interface = client_interface)
378
306
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
379
dbus_interface = client_interface,
381
elif key == "R" or key == "_" or key == "ctrl k":
307
dbus_interface = client_interface)
308
elif key == u"r" or key == u"_" or key == u"ctrl k":
382
309
self.server_proxy_object.RemoveClient(self.proxy
386
self.proxy.StartChecker(dbus_interface = client_interface,
389
self.proxy.StopChecker(dbus_interface = client_interface,
392
self.proxy.CheckedOK(dbus_interface = client_interface,
312
self.proxy.StartChecker(dbus_interface = client_interface)
314
self.proxy.StopChecker(dbus_interface = client_interface)
316
self.proxy.CheckedOK(dbus_interface = client_interface)
395
# elif key == "p" or key == "=":
318
# elif key == u"p" or key == "=":
396
319
# self.proxy.pause()
397
# elif key == "u" or key == ":":
320
# elif key == u"u" or key == ":":
398
321
# self.proxy.unpause()
322
# elif key == u"RET":
325
# self.proxy.Approve(True)
327
# self.proxy.Approve(False)
435
362
self.screen = urwid.curses_display.Screen()
437
364
self.screen.register_palette((
439
"default", "default", None),
441
"default", "default", "bold"),
443
"default", "default", "underline"),
445
"default", "default", "standout"),
446
("bold-underline-blink",
447
"default", "default", ("bold", "underline")),
449
"default", "default", ("bold", "standout")),
450
("underline-blink-standout",
451
"default", "default", ("underline", "standout")),
452
("bold-underline-blink-standout",
453
"default", "default", ("bold", "underline",
366
u"default", u"default", None),
368
u"default", u"default", u"bold"),
370
u"default", u"default", u"underline"),
372
u"default", u"default", u"standout"),
373
(u"bold-underline-blink",
374
u"default", u"default", (u"bold", u"underline")),
376
u"default", u"default", (u"bold", u"standout")),
377
(u"underline-blink-standout",
378
u"default", u"default", (u"underline", u"standout")),
379
(u"bold-underline-blink-standout",
380
u"default", u"default", (u"bold", u"underline",
457
384
if urwid.supports_unicode():
458
self.divider = "─" # \u2500
459
#self.divider = "━" # \u2501
385
self.divider = u"─" # \u2500
386
#self.divider = u"━" # \u2501
461
#self.divider = "-" # \u002d
462
self.divider = "_" # \u005f
388
#self.divider = u"-" # \u002d
389
self.divider = u"_" # \u005f
464
391
self.screen.start()
479
406
# This keeps track of whether self.uilist currently has
480
407
# self.logbox in it or not
481
408
self.log_visible = True
482
self.log_wrap = "any"
409
self.log_wrap = u"any"
485
self.log_message_raw(("bold",
486
"Mandos Monitor version " + version))
487
self.log_message_raw(("bold",
412
self.log_message_raw((u"bold",
413
u"Mandos Monitor version " + version))
414
self.log_message_raw((u"bold",
490
417
self.busname = domain + '.Mandos'
491
418
self.main_loop = gobject.MainLoop()
419
self.bus = dbus.SystemBus()
420
mandos_dbus_objc = self.bus.get_object(
421
self.busname, u"/", follow_name_owner_changes=True)
422
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
426
mandos_clients = (self.mandos_serv
427
.GetAllClientsWithProperties())
428
except dbus.exceptions.DBusException:
429
mandos_clients = dbus.Dictionary()
432
.connect_to_signal(u"ClientRemoved",
433
self.find_and_remove_client,
434
dbus_interface=server_interface,
437
.connect_to_signal(u"ClientAdded",
439
dbus_interface=server_interface,
442
.connect_to_signal(u"ClientNotFound",
443
self.client_not_found,
444
dbus_interface=server_interface,
446
for path, client in mandos_clients.iteritems():
447
client_proxy_object = self.bus.get_object(self.busname,
449
self.add_client(MandosClientWidget(server_proxy_object
452
=client_proxy_object,
493
462
def client_not_found(self, fingerprint, address):
494
self.log_message("Client with address {0} and fingerprint"
495
" {1} could not be found"
496
.format(address, fingerprint))
463
self.log_message((u"Client with address %s and fingerprint %s"
464
u" could not be found" % (address,
498
467
def rebuild(self):
499
468
"""This rebuilds the User Interface.
500
469
Call this when the widget layout needs to change"""
502
471
#self.uilist.append(urwid.ListBox(self.clients))
503
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
472
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
505
473
#header=urwid.Divider(),
508
urwid.Divider(div_char=
475
footer=urwid.Divider(div_char=self.divider)))
510
476
if self.log_visible:
511
477
self.uilist.append(self.logbox)
512
479
self.topwidget = urwid.Pile(self.uilist)
514
481
def log_message(self, message):
515
482
timestamp = datetime.datetime.now().isoformat()
516
self.log_message_raw(timestamp + ": " + message)
483
self.log_message_raw(timestamp + u": " + message)
518
485
def log_message_raw(self, markup):
519
486
"""Add a log message to the log buffer."""
522
489
and len(self.log) > self.max_log_length):
523
490
del self.log[0:len(self.log)-self.max_log_length-1]
524
491
self.logbox.set_focus(len(self.logbox.body.contents),
492
coming_from=u"above")
528
495
def toggle_log_display(self):
529
496
"""Toggle visibility of the log buffer."""
530
497
self.log_visible = not self.log_visible
532
#self.log_message("Log visibility changed to: "
533
# + unicode(self.log_visible))
499
self.log_message(u"Log visibility changed to: "
500
+ unicode(self.log_visible))
535
502
def change_log_display(self):
536
503
"""Change type of log display.
537
504
Currently, this toggles wrapping of text lines."""
538
if self.log_wrap == "clip":
539
self.log_wrap = "any"
505
if self.log_wrap == u"clip":
506
self.log_wrap = u"any"
541
self.log_wrap = "clip"
508
self.log_wrap = u"clip"
542
509
for textwidget in self.log:
543
510
textwidget.set_wrap_mode(self.log_wrap)
544
#self.log_message("Wrap mode: " + self.log_wrap)
511
self.log_message(u"Wrap mode: " + self.log_wrap)
546
513
def find_and_remove_client(self, path, name):
547
"""Find a client by its object path and remove it.
514
"""Find an client from its object path and remove it.
549
516
This is connected to the ClientRemoved signal from the
550
517
Mandos server object."""
600
565
"""Start the main loop and exit when it's done."""
601
self.bus = dbus.SystemBus()
602
mandos_dbus_objc = self.bus.get_object(
603
self.busname, "/", follow_name_owner_changes=True)
604
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
608
mandos_clients = (self.mandos_serv
609
.GetAllClientsWithProperties())
610
except dbus.exceptions.DBusException:
611
mandos_clients = dbus.Dictionary()
614
.connect_to_signal("ClientRemoved",
615
self.find_and_remove_client,
616
dbus_interface=server_interface,
619
.connect_to_signal("ClientAdded",
621
dbus_interface=server_interface,
624
.connect_to_signal("ClientNotFound",
625
self.client_not_found,
626
dbus_interface=server_interface,
628
for path, client in mandos_clients.iteritems():
629
client_proxy_object = self.bus.get_object(self.busname,
631
self.add_client(MandosClientWidget(server_proxy_object
634
=client_proxy_object,
645
567
self._input_callback_tag = (gobject.io_add_watch
646
568
(sys.stdin.fileno(),
672
594
except KeyError: # :-)
675
if key == "q" or key == "Q":
597
if key == u"q" or key == u"Q":
678
elif key == "window resize":
600
elif key == u"window resize":
679
601
self.size = self.screen.get_cols_rows()
681
elif key == "\f": # Ctrl-L
603
elif key == u"\f": # Ctrl-L
683
elif key == "l" or key == "D":
605
elif key == u"l" or key == u"D":
684
606
self.toggle_log_display()
686
elif key == "w" or key == "i":
608
elif key == u"w" or key == u"i":
687
609
self.change_log_display()
689
elif key == "?" or key == "f1" or key == "esc":
611
elif key == u"?" or key == u"f1" or key == u"esc":
690
612
if not self.log_visible:
691
613
self.log_visible = True
693
self.log_message_raw(("bold",
697
"l: Log window toggle",
698
"TAB: Switch window",
700
self.log_message_raw(("bold",
706
"s: Start new checker",
615
self.log_message_raw((u"bold",
619
u"l: Log window toggle",
620
u"TAB: Switch window",
622
self.log_message_raw((u"bold",
628
u"s: Start new checker",
713
635
if self.topwidget.get_focus() is self.logbox:
714
636
self.topwidget.set_focus(0)
716
638
self.topwidget.set_focus(self.logbox)
718
#elif (key == "end" or key == "meta >" or key == "G"
640
#elif (key == u"end" or key == u"meta >" or key == u"G"
720
642
# pass # xxx end-of-buffer
721
#elif (key == "home" or key == "meta <" or key == "g"
643
#elif (key == u"home" or key == u"meta <" or key == u"g"
723
645
# pass # xxx beginning-of-buffer
724
#elif key == "ctrl e" or key == "$":
646
#elif key == u"ctrl e" or key == u"$":
725
647
# pass # xxx move-end-of-line
726
#elif key == "ctrl a" or key == "^":
648
#elif key == u"ctrl a" or key == u"^":
727
649
# pass # xxx move-beginning-of-line
728
#elif key == "ctrl b" or key == "meta (" or key == "h":
650
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
729
651
# pass # xxx left
730
#elif key == "ctrl f" or key == "meta )" or key == "l":
652
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
731
653
# pass # xxx right
733
655
# pass # scroll up log
735
657
# pass # scroll down log
736
658
elif self.topwidget.selectable():
737
659
self.topwidget.keypress(self.size, key)