130
102
self.logger = logger
132
104
self._update_timer_callback_tag = None
133
self._update_timer_callback_lock = 0
105
self.last_checker_failed = False
135
107
# The widget shown normally
136
self._text_widget = urwid.Text("")
108
self._text_widget = urwid.Text(u"")
137
109
# The widget shown when we have focus
138
self._focus_text_widget = urwid.Text("")
110
self._focus_text_widget = urwid.Text(u"")
139
111
super(MandosClientWidget, self).__init__(
140
112
update_hook=update_hook, delete_hook=delete_hook,
143
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",
145
136
last_checked_ok = isoformat_to_datetime(self.properties
148
if self.properties ["LastCheckerStatus"] != 0:
149
self.using_timer(True)
151
if self.need_approval:
152
self.using_timer(True)
154
self.match_objects = (
155
self.proxy.connect_to_signal("CheckerCompleted",
156
self.checker_completed,
159
self.proxy.connect_to_signal("CheckerStarted",
160
self.checker_started,
163
self.proxy.connect_to_signal("GotSecret",
167
self.proxy.connect_to_signal("NeedApproval",
171
self.proxy.connect_to_signal("Rejected",
175
#self.logger('Created client {0}'
176
# .format(self.properties["Name"]))
178
def property_changed(self, property=None, value=None):
179
super(self, MandosClientWidget).property_changed(property,
181
if property == "ApprovalPending":
182
using_timer(bool(value))
183
if property == "LastCheckerStatus":
184
using_timer(value != 0)
185
#self.logger('Checker for client {0} (command "{1}") was '
186
# ' successful'.format(self.properties["Name"],
189
def using_timer(self, flag):
190
"""Call this method with True or False when timer should be
191
activated or deactivated.
193
old = self._update_timer_callback_lock
195
self._update_timer_callback_lock += 1
138
if last_checked_ok is None:
139
self.last_checker_failed = True
197
self._update_timer_callback_lock -= 1
198
if old == 0 and self._update_timer_callback_lock:
199
# 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:
200
147
self._update_timer_callback_tag = (gobject.timeout_add
202
149
self.update_timer))
203
elif old and self._update_timer_callback_lock == 0:
204
gobject.source_remove(self._update_timer_callback_tag)
205
self._update_timer_callback_tag = None
207
151
def checker_completed(self, exitstatus, condition, command):
208
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
212
168
if os.WIFEXITED(condition):
213
self.logger('Checker for client {0} (command "{1}")'
214
' failed with exit code {2}'
215
.format(self.properties["Name"], command,
216
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)))
217
173
elif os.WIFSIGNALED(condition):
218
self.logger('Checker for client {0} (command "{1}") was'
219
' killed by signal {2}'
220
.format(self.properties["Name"], command,
221
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)))
222
178
elif os.WCOREDUMP(condition):
223
self.logger('Checker for client {0} (command "{1}")'
225
.format(self.properties["Name"], command))
179
self.logger(u'Checker for client %s (command "%s")'
181
% (self.properties[u"name"], command))
227
self.logger('Checker for client {0} completed'
229
.format(self.properties["Name"]))
183
self.logger(u'Checker for client %s completed mysteriously')
232
186
def checker_started(self, command):
233
"""Server signals that a checker started. This could be useful
234
to log in the future. """
235
#self.logger('Client {0} started checker "{1}"'
236
# .format(self.properties["Name"],
187
#self.logger(u'Client %s started checker "%s"'
188
# % (self.properties[u"name"], unicode(command)))
240
191
def got_secret(self):
241
self.logger('Client {0} received its secret'
242
.format(self.properties["Name"]))
192
self.last_checker_failed = False
193
self.logger(u'Client %s received its secret'
194
% self.properties[u"name"])
244
196
def need_approval(self, timeout, default):
246
message = 'Client {0} needs approval within {1} seconds'
198
message = u'Client %s needs approval within %s seconds'
248
message = 'Client {0} will get its secret in {1} seconds'
249
self.logger(message.format(self.properties["Name"],
251
self.using_timer(True)
200
message = u'Client %s will get its secret in %s seconds'
202
% (self.properties[u"name"], timeout/1000))
253
204
def rejected(self, reason):
254
self.logger('Client {0} was rejected; reason: {1}'
255
.format(self.properties["Name"], reason))
205
self.logger(u'Client %s was rejected; reason: %s'
206
% (self.properties[u"name"], reason))
257
208
def selectable(self):
258
209
"""Make this a "selectable" widget.
259
210
This overrides the method from urwid.FlowWidget."""
262
def rows(self, maxcolrow, focus=False):
213
def rows(self, (maxcol,), focus=False):
263
214
"""How many rows this widget will occupy might depend on
264
215
whether we have focus or not.
265
216
This overrides the method from urwid.FlowWidget"""
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
217
return self.current_widget(focus).rows((maxcol,), focus=focus)
268
219
def current_widget(self, focus=False):
269
220
if focus or self.opened:
273
224
def update(self):
274
225
"Called when what is visible on the screen should be updated."
275
226
# How to add standout mode to a style
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"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",
284
235
# Rebuild focus and non-focus widgets using current properties
286
237
# Base part of a client. Name!
287
base = '{name}: '.format(name=self.properties["Name"])
288
if not self.properties["Enabled"]:
290
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:
291
248
timeout = datetime.timedelta(milliseconds
294
last_approval_request = isoformat_to_datetime(
295
self.properties["LastApprovalRequest"])
296
if last_approval_request is not None:
297
timer = timeout - (datetime.datetime.utcnow()
298
- last_approval_request)
300
timer = datetime.timedelta()
301
if self.properties["ApprovedByDefault"]:
302
message = "Approval in {0}. (d)eny?"
304
message = "Denial in {0}. (a)pprove?"
305
message = message.format(unicode(timer).rsplit(".", 1)[0])
306
elif self.properties["LastCheckerStatus"] != 0:
307
# When checker has failed, print a timer until client expires
308
expires = self.properties["Expires"]
310
timer = datetime.timedelta(0)
312
expires = datetime.datetime.strptime(expires,
313
'%Y-%m-%dT%H:%M:%S.%f')
314
timer = expires - datetime.datetime.utcnow()
315
message = ('A checker has failed! Time until client'
316
' gets disabled: {0}'
317
.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])
320
self._text = "{0}{1}".format(base, message)
259
self._text = "%s%s" % (base, message)
322
261
if not urwid.supports_unicode():
323
262
self._text = self._text.encode("ascii", "replace")
324
textlist = [("normal", self._text)]
263
textlist = [(u"normal", self._text)]
325
264
self._text_widget.set_text(textlist)
326
265
self._focus_text_widget.set_text([(with_standout[text[0]],
336
275
self.update_hook()
338
277
def update_timer(self):
339
"""called by gobject. Will indefinitely loop until
340
gobject.source_remove() on tag is called"""
342
280
return True # Keep calling this
344
def delete(self, *args, **kwargs):
345
283
if self._update_timer_callback_tag is not None:
346
284
gobject.source_remove(self._update_timer_callback_tag)
347
285
self._update_timer_callback_tag = None
348
for match in self.match_objects:
350
self.match_objects = ()
351
286
if self.delete_hook is not None:
352
287
self.delete_hook(self)
353
return super(MandosClientWidget, self).delete(*args, **kwargs)
355
def render(self, maxcolrow, focus=False):
289
def render(self, (maxcol,), focus=False):
356
290
"""Render differently if we have focus.
357
291
This overrides the method from urwid.FlowWidget"""
358
return self.current_widget(focus).render(maxcolrow,
292
return self.current_widget(focus).render((maxcol,),
361
def keypress(self, maxcolrow, key):
295
def keypress(self, (maxcol,), key):
363
297
This overrides the method from urwid.FlowWidget"""
365
self.proxy.Enable(dbus_interface = client_interface,
368
self.proxy.Disable(dbus_interface = client_interface,
299
self.proxy.Enable(dbus_interface = client_interface)
301
self.proxy.Disable(dbus_interface = client_interface)
371
303
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
372
dbus_interface = client_interface,
304
dbus_interface = client_interface)
375
306
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
376
dbus_interface = client_interface,
378
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":
379
309
self.server_proxy_object.RemoveClient(self.proxy
383
self.proxy.StartChecker(dbus_interface = client_interface,
386
self.proxy.StopChecker(dbus_interface = client_interface,
389
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)
392
# elif key == "p" or key == "=":
318
# elif key == u"p" or key == "=":
393
319
# self.proxy.pause()
394
# elif key == "u" or key == ":":
320
# elif key == u"u" or key == ":":
395
321
# self.proxy.unpause()
322
# elif key == u"RET":
325
# self.proxy.Approve(True)
327
# self.proxy.Approve(False)
432
362
self.screen = urwid.curses_display.Screen()
434
364
self.screen.register_palette((
436
"default", "default", None),
438
"default", "default", "bold"),
440
"default", "default", "underline"),
442
"default", "default", "standout"),
443
("bold-underline-blink",
444
"default", "default", ("bold", "underline")),
446
"default", "default", ("bold", "standout")),
447
("underline-blink-standout",
448
"default", "default", ("underline", "standout")),
449
("bold-underline-blink-standout",
450
"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",
454
384
if urwid.supports_unicode():
455
self.divider = "─" # \u2500
456
#self.divider = "━" # \u2501
385
self.divider = u"─" # \u2500
386
#self.divider = u"━" # \u2501
458
#self.divider = "-" # \u002d
459
self.divider = "_" # \u005f
388
#self.divider = u"-" # \u002d
389
self.divider = u"_" # \u005f
461
391
self.screen.start()
476
406
# This keeps track of whether self.uilist currently has
477
407
# self.logbox in it or not
478
408
self.log_visible = True
479
self.log_wrap = "any"
409
self.log_wrap = u"any"
482
self.log_message_raw(("bold",
483
"Mandos Monitor version " + version))
484
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",
487
417
self.busname = domain + '.Mandos'
488
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,
490
462
def client_not_found(self, fingerprint, address):
491
self.log_message("Client with address {0} and fingerprint"
492
" {1} could not be found"
493
.format(address, fingerprint))
463
self.log_message((u"Client with address %s and fingerprint %s"
464
u" could not be found" % (address,
495
467
def rebuild(self):
496
468
"""This rebuilds the User Interface.
497
469
Call this when the widget layout needs to change"""
499
471
#self.uilist.append(urwid.ListBox(self.clients))
500
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
472
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
502
473
#header=urwid.Divider(),
505
urwid.Divider(div_char=
475
footer=urwid.Divider(div_char=self.divider)))
507
476
if self.log_visible:
508
477
self.uilist.append(self.logbox)
509
479
self.topwidget = urwid.Pile(self.uilist)
511
481
def log_message(self, message):
512
482
timestamp = datetime.datetime.now().isoformat()
513
self.log_message_raw(timestamp + ": " + message)
483
self.log_message_raw(timestamp + u": " + message)
515
485
def log_message_raw(self, markup):
516
486
"""Add a log message to the log buffer."""
519
489
and len(self.log) > self.max_log_length):
520
490
del self.log[0:len(self.log)-self.max_log_length-1]
521
491
self.logbox.set_focus(len(self.logbox.body.contents),
492
coming_from=u"above")
525
495
def toggle_log_display(self):
526
496
"""Toggle visibility of the log buffer."""
527
497
self.log_visible = not self.log_visible
529
#self.log_message("Log visibility changed to: "
530
# + unicode(self.log_visible))
499
self.log_message(u"Log visibility changed to: "
500
+ unicode(self.log_visible))
532
502
def change_log_display(self):
533
503
"""Change type of log display.
534
504
Currently, this toggles wrapping of text lines."""
535
if self.log_wrap == "clip":
536
self.log_wrap = "any"
505
if self.log_wrap == u"clip":
506
self.log_wrap = u"any"
538
self.log_wrap = "clip"
508
self.log_wrap = u"clip"
539
509
for textwidget in self.log:
540
510
textwidget.set_wrap_mode(self.log_wrap)
541
#self.log_message("Wrap mode: " + self.log_wrap)
511
self.log_message(u"Wrap mode: " + self.log_wrap)
543
513
def find_and_remove_client(self, path, name):
544
"""Find a client by its object path and remove it.
514
"""Find an client from its object path and remove it.
546
516
This is connected to the ClientRemoved signal from the
547
517
Mandos server object."""
597
565
"""Start the main loop and exit when it's done."""
598
self.bus = dbus.SystemBus()
599
mandos_dbus_objc = self.bus.get_object(
600
self.busname, "/", follow_name_owner_changes=True)
601
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
605
mandos_clients = (self.mandos_serv
606
.GetAllClientsWithProperties())
607
except dbus.exceptions.DBusException:
608
mandos_clients = dbus.Dictionary()
611
.connect_to_signal("ClientRemoved",
612
self.find_and_remove_client,
613
dbus_interface=server_interface,
616
.connect_to_signal("ClientAdded",
618
dbus_interface=server_interface,
621
.connect_to_signal("ClientNotFound",
622
self.client_not_found,
623
dbus_interface=server_interface,
625
for path, client in mandos_clients.iteritems():
626
client_proxy_object = self.bus.get_object(self.busname,
628
self.add_client(MandosClientWidget(server_proxy_object
631
=client_proxy_object,
642
567
self._input_callback_tag = (gobject.io_add_watch
643
568
(sys.stdin.fileno(),
669
594
except KeyError: # :-)
672
if key == "q" or key == "Q":
597
if key == u"q" or key == u"Q":
675
elif key == "window resize":
600
elif key == u"window resize":
676
601
self.size = self.screen.get_cols_rows()
678
elif key == "\f": # Ctrl-L
603
elif key == u"\f": # Ctrl-L
680
elif key == "l" or key == "D":
605
elif key == u"l" or key == u"D":
681
606
self.toggle_log_display()
683
elif key == "w" or key == "i":
608
elif key == u"w" or key == u"i":
684
609
self.change_log_display()
686
elif key == "?" or key == "f1" or key == "esc":
611
elif key == u"?" or key == u"f1" or key == u"esc":
687
612
if not self.log_visible:
688
613
self.log_visible = True
690
self.log_message_raw(("bold",
694
"l: Log window toggle",
695
"TAB: Switch window",
697
self.log_message_raw(("bold",
703
"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",
710
635
if self.topwidget.get_focus() is self.logbox:
711
636
self.topwidget.set_focus(0)
713
638
self.topwidget.set_focus(self.logbox)
715
#elif (key == "end" or key == "meta >" or key == "G"
640
#elif (key == u"end" or key == u"meta >" or key == u"G"
717
642
# pass # xxx end-of-buffer
718
#elif (key == "home" or key == "meta <" or key == "g"
643
#elif (key == u"home" or key == u"meta <" or key == u"g"
720
645
# pass # xxx beginning-of-buffer
721
#elif key == "ctrl e" or key == "$":
646
#elif key == u"ctrl e" or key == u"$":
722
647
# pass # xxx move-end-of-line
723
#elif key == "ctrl a" or key == "^":
648
#elif key == u"ctrl a" or key == u"^":
724
649
# pass # xxx move-beginning-of-line
725
#elif key == "ctrl b" or key == "meta (" or key == "h":
650
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
726
651
# pass # xxx left
727
#elif key == "ctrl f" or key == "meta )" or key == "l":
652
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
728
653
# pass # xxx right
730
655
# pass # scroll up log
732
657
# pass # scroll down log
733
658
elif self.topwidget.selectable():
734
659
self.topwidget.keypress(self.size, key)