102
130
self.logger = logger
104
132
self._update_timer_callback_tag = None
105
self.last_checker_failed = False
133
self._update_timer_callback_lock = 0
107
135
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
136
self._text_widget = urwid.Text("")
109
137
# The widget shown when we have focus
110
self._focus_text_widget = urwid.Text(u"")
138
self._focus_text_widget = urwid.Text("")
111
139
super(MandosClientWidget, self).__init__(
112
140
update_hook=update_hook, delete_hook=delete_hook,
115
143
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",
136
145
last_checked_ok = isoformat_to_datetime(self.properties
138
if last_checked_ok is None:
139
self.last_checker_failed = True
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
141
self.last_checker_failed = ((datetime.datetime.utcnow()
147
if self.last_checker_failed:
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
148
200
self._update_timer_callback_tag = (gobject.timeout_add
150
202
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
152
207
def checker_completed(self, exitstatus, condition, command):
153
208
if exitstatus == 0:
154
if self.last_checker_failed:
155
self.last_checker_failed = False
156
gobject.source_remove(self._update_timer_callback_tag)
157
self._update_timer_callback_tag = None
158
self.logger(u'Checker for client %s (command "%s")'
160
% (self.properties[u"Name"], command))
164
if not self.last_checker_failed:
165
self.last_checker_failed = True
166
self._update_timer_callback_tag = (gobject.timeout_add
169
212
if os.WIFEXITED(condition):
170
self.logger(u'Checker for client %s (command "%s")'
171
u' failed with exit code %s'
172
% (self.properties[u"Name"], command,
173
os.WEXITSTATUS(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)))
174
217
elif os.WIFSIGNALED(condition):
175
self.logger(u'Checker for client %s (command "%s")'
176
u' was killed by signal %s'
177
% (self.properties[u"Name"], command,
178
os.WTERMSIG(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)))
179
222
elif os.WCOREDUMP(condition):
180
self.logger(u'Checker for client %s (command "%s")'
182
% (self.properties[u"Name"], command))
223
self.logger('Checker for client {0} (command "{1}")'
225
.format(self.properties["Name"], command))
184
self.logger(u'Checker for client %s completed'
227
self.logger('Checker for client {0} completed'
229
.format(self.properties["Name"]))
188
232
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(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"],
193
240
def got_secret(self):
194
self.last_checker_failed = False
195
self.logger(u'Client %s received its secret'
196
% self.properties[u"Name"])
241
self.logger('Client {0} received its secret'
242
.format(self.properties["Name"]))
198
244
def need_approval(self, timeout, default):
200
message = u'Client %s needs approval within %s seconds'
246
message = 'Client {0} needs approval within {1} seconds'
202
message = u'Client %s will get its secret in %s seconds'
204
% (self.properties[u"Name"], timeout/1000))
248
message = 'Client {0} will get its secret in {1} seconds'
249
self.logger(message.format(self.properties["Name"],
251
self.using_timer(True)
206
253
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
254
self.logger('Client {0} was rejected; reason: {1}'
255
.format(self.properties["Name"], reason))
210
257
def selectable(self):
211
258
"""Make this a "selectable" widget.
212
259
This overrides the method from urwid.FlowWidget."""
215
def rows(self, (maxcol,), focus=False):
262
def rows(self, maxcolrow, focus=False):
216
263
"""How many rows this widget will occupy might depend on
217
264
whether we have focus or not.
218
265
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
221
268
def current_widget(self, focus=False):
222
269
if focus or self.opened:
226
273
def update(self):
227
274
"Called when what is visible on the screen should be updated."
228
275
# How to add standout mode to a style
229
with_standout = { u"normal": u"standout",
230
u"bold": u"bold-standout",
232
u"underline-blink-standout",
233
u"bold-underline-blink":
234
u"bold-underline-blink-standout",
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
237
284
# Rebuild focus and non-focus widgets using current properties
239
286
# Base part of a client. Name!
240
base = (u'%(name)s: '
241
% {u"name": self.properties[u"Name"]})
242
if not self.properties[u"Enabled"]:
243
message = u"DISABLED"
244
elif self.properties[u"ApprovalPending"]:
245
if self.properties[u"ApprovedByDefault"]:
246
message = u"Connection established to client. (d)eny?"
248
message = u"Seeks approval to send secret. (a)pprove?"
249
elif self.last_checker_failed:
287
base = '{name}: '.format(name=self.properties["Name"])
288
if not self.properties["Enabled"]:
290
elif self.properties["ApprovalPending"]:
250
291
timeout = datetime.timedelta(milliseconds
251
292
= self.properties
253
last_ok = isoformat_to_datetime(
254
max((self.properties[u"LastCheckedOK"]
255
or self.properties[u"Created"]),
256
self.properties[u"LastEnabled"]))
257
timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
message = (u'A checker has failed! Time until client'
260
% unicode(timer).rsplit(".", 1)[0])
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]))
263
self._text = "%s%s" % (base, message)
320
self._text = "{0}{1}".format(base, message)
265
322
if not urwid.supports_unicode():
266
323
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
324
textlist = [("normal", self._text)]
268
325
self._text_widget.set_text(textlist)
269
326
self._focus_text_widget.set_text([(with_standout[text[0]],
279
336
self.update_hook()
281
338
def update_timer(self):
339
"""called by gobject. Will indefinitely loop until
340
gobject.source_remove() on tag is called"""
284
342
return True # Keep calling this
344
def delete(self, *args, **kwargs):
287
345
if self._update_timer_callback_tag is not None:
288
346
gobject.source_remove(self._update_timer_callback_tag)
289
347
self._update_timer_callback_tag = None
348
for match in self.match_objects:
350
self.match_objects = ()
290
351
if self.delete_hook is not None:
291
352
self.delete_hook(self)
353
return super(MandosClientWidget, self).delete(*args, **kwargs)
293
def render(self, (maxcol,), focus=False):
355
def render(self, maxcolrow, focus=False):
294
356
"""Render differently if we have focus.
295
357
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
358
return self.current_widget(focus).render(maxcolrow,
299
def keypress(self, (maxcol,), key):
361
def keypress(self, maxcolrow, key):
301
363
This overrides the method from urwid.FlowWidget"""
303
self.proxy.Enable(dbus_interface = client_interface)
305
self.proxy.Disable(dbus_interface = client_interface)
365
self.proxy.Enable(dbus_interface = client_interface,
368
self.proxy.Disable(dbus_interface = client_interface,
307
371
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
dbus_interface = client_interface)
372
dbus_interface = client_interface,
310
375
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
dbus_interface = client_interface)
312
elif key == u"r" or key == u"_" or key == u"ctrl k":
376
dbus_interface = client_interface,
378
elif key == "R" or key == "_" or key == "ctrl k":
313
379
self.server_proxy_object.RemoveClient(self.proxy
316
self.proxy.StartChecker(dbus_interface = client_interface)
318
self.proxy.StopChecker(dbus_interface = client_interface)
320
self.proxy.CheckedOK(dbus_interface = client_interface)
383
self.proxy.StartChecker(dbus_interface = client_interface,
386
self.proxy.StopChecker(dbus_interface = client_interface,
389
self.proxy.CheckedOK(dbus_interface = client_interface,
322
# elif key == u"p" or key == "=":
392
# elif key == "p" or key == "=":
323
393
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
394
# elif key == "u" or key == ":":
325
395
# self.proxy.unpause()
326
# elif key == u"RET":
329
# self.proxy.Approve(True)
331
# self.proxy.Approve(False)
367
432
self.screen = urwid.curses_display.Screen()
369
434
self.screen.register_palette((
371
u"default", u"default", None),
373
u"default", u"default", u"bold"),
375
u"default", u"default", u"underline"),
377
u"default", u"default", u"standout"),
378
(u"bold-underline-blink",
379
u"default", u"default", (u"bold", u"underline")),
381
u"default", u"default", (u"bold", u"standout")),
382
(u"underline-blink-standout",
383
u"default", u"default", (u"underline", u"standout")),
384
(u"bold-underline-blink-standout",
385
u"default", u"default", (u"bold", u"underline",
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",
389
454
if urwid.supports_unicode():
390
self.divider = u"─" # \u2500
391
#self.divider = u"━" # \u2501
455
self.divider = "─" # \u2500
456
#self.divider = "━" # \u2501
393
#self.divider = u"-" # \u002d
394
self.divider = u"_" # \u005f
458
#self.divider = "-" # \u002d
459
self.divider = "_" # \u005f
396
461
self.screen.start()
411
476
# This keeps track of whether self.uilist currently has
412
477
# self.logbox in it or not
413
478
self.log_visible = True
414
self.log_wrap = u"any"
479
self.log_wrap = "any"
417
self.log_message_raw((u"bold",
418
u"Mandos Monitor version " + version))
419
self.log_message_raw((u"bold",
482
self.log_message_raw(("bold",
483
"Mandos Monitor version " + version))
484
self.log_message_raw(("bold",
422
487
self.busname = domain + '.Mandos'
423
488
self.main_loop = gobject.MainLoop()
424
self.bus = dbus.SystemBus()
425
mandos_dbus_objc = self.bus.get_object(
426
self.busname, u"/", follow_name_owner_changes=True)
427
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
431
mandos_clients = (self.mandos_serv
432
.GetAllClientsWithProperties())
433
except dbus.exceptions.DBusException:
434
mandos_clients = dbus.Dictionary()
437
.connect_to_signal(u"ClientRemoved",
438
self.find_and_remove_client,
439
dbus_interface=server_interface,
442
.connect_to_signal(u"ClientAdded",
444
dbus_interface=server_interface,
447
.connect_to_signal(u"ClientNotFound",
448
self.client_not_found,
449
dbus_interface=server_interface,
451
for path, client in mandos_clients.iteritems():
452
client_proxy_object = self.bus.get_object(self.busname,
454
self.add_client(MandosClientWidget(server_proxy_object
457
=client_proxy_object,
467
490
def client_not_found(self, fingerprint, address):
468
self.log_message((u"Client with address %s and fingerprint %s"
469
u" could not be found" % (address,
491
self.log_message("Client with address {0} and fingerprint"
492
" {1} could not be found"
493
.format(address, fingerprint))
472
495
def rebuild(self):
473
496
"""This rebuilds the User Interface.
497
519
and len(self.log) > self.max_log_length):
498
520
del self.log[0:len(self.log)-self.max_log_length-1]
499
521
self.logbox.set_focus(len(self.logbox.body.contents),
500
coming_from=u"above")
503
525
def toggle_log_display(self):
504
526
"""Toggle visibility of the log buffer."""
505
527
self.log_visible = not self.log_visible
507
self.log_message(u"Log visibility changed to: "
508
+ unicode(self.log_visible))
529
#self.log_message("Log visibility changed to: "
530
# + unicode(self.log_visible))
510
532
def change_log_display(self):
511
533
"""Change type of log display.
512
534
Currently, this toggles wrapping of text lines."""
513
if self.log_wrap == u"clip":
514
self.log_wrap = u"any"
535
if self.log_wrap == "clip":
536
self.log_wrap = "any"
516
self.log_wrap = u"clip"
538
self.log_wrap = "clip"
517
539
for textwidget in self.log:
518
540
textwidget.set_wrap_mode(self.log_wrap)
519
self.log_message(u"Wrap mode: " + self.log_wrap)
541
#self.log_message("Wrap mode: " + self.log_wrap)
521
543
def find_and_remove_client(self, path, name):
522
"""Find an client from its object path and remove it.
544
"""Find a client by its object path and remove it.
524
546
This is connected to the ClientRemoved signal from the
525
547
Mandos server object."""
573
597
"""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,
575
642
self._input_callback_tag = (gobject.io_add_watch
576
643
(sys.stdin.fileno(),
602
669
except KeyError: # :-)
605
if key == u"q" or key == u"Q":
672
if key == "q" or key == "Q":
608
elif key == u"window resize":
675
elif key == "window resize":
609
676
self.size = self.screen.get_cols_rows()
611
elif key == u"\f": # Ctrl-L
678
elif key == "\f": # Ctrl-L
613
elif key == u"l" or key == u"D":
680
elif key == "l" or key == "D":
614
681
self.toggle_log_display()
616
elif key == u"w" or key == u"i":
683
elif key == "w" or key == "i":
617
684
self.change_log_display()
619
elif key == u"?" or key == u"f1" or key == u"esc":
686
elif key == "?" or key == "f1" or key == "esc":
620
687
if not self.log_visible:
621
688
self.log_visible = True
623
self.log_message_raw((u"bold",
627
u"l: Log window toggle",
628
u"TAB: Switch window",
630
self.log_message_raw((u"bold",
636
u"s: Start new checker",
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",
643
710
if self.topwidget.get_focus() is self.logbox:
644
711
self.topwidget.set_focus(0)
646
713
self.topwidget.set_focus(self.logbox)
648
#elif (key == u"end" or key == u"meta >" or key == u"G"
715
#elif (key == "end" or key == "meta >" or key == "G"
650
717
# pass # xxx end-of-buffer
651
#elif (key == u"home" or key == u"meta <" or key == u"g"
718
#elif (key == "home" or key == "meta <" or key == "g"
653
720
# pass # xxx beginning-of-buffer
654
#elif key == u"ctrl e" or key == u"$":
721
#elif key == "ctrl e" or key == "$":
655
722
# pass # xxx move-end-of-line
656
#elif key == u"ctrl a" or key == u"^":
723
#elif key == "ctrl a" or key == "^":
657
724
# pass # xxx move-beginning-of-line
658
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
725
#elif key == "ctrl b" or key == "meta (" or key == "h":
659
726
# pass # xxx left
660
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
727
#elif key == "ctrl f" or key == "meta )" or key == "l":
661
728
# pass # xxx right
663
730
# pass # scroll up log
665
732
# pass # scroll down log
666
733
elif self.topwidget.selectable():
667
734
self.topwidget.keypress(self.size, key)