65
66
"Parse an ISO 8601 date string to a datetime.datetime()"
68
d, t = iso.split(u"T", 1)
69
year, month, day = d.split(u"-", 2)
70
hour, minute, second = t.split(u":", 2)
69
d, t = iso.split("T", 1)
70
year, month, day = d.split("-", 2)
71
hour, minute, second = t.split(":", 2)
71
72
second, fraction = divmod(float(second), 1)
72
73
return datetime.datetime(int(year),
137
143
self.opened = False
139
145
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:
148
if self.properties ["LastCheckerStatus"] != 0:
152
149
self.using_timer(True)
154
151
if self.need_approval:
155
152
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",
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
178
def property_changed(self, property=None, value=None):
179
179
super(self, MandosClientWidget).property_changed(property,
181
if property == u"ApprovalPending":
181
if property == "ApprovalPending":
182
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"],
184
189
def using_timer(self, flag):
185
190
"""Call this method with True or False when timer should be
186
191
activated or deactivated.
201
207
def checker_completed(self, exitstatus, condition, command):
202
208
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
212
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)))
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)))
220
217
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)))
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)))
225
222
elif os.WCOREDUMP(condition):
226
self.logger(u'Checker for client %s (command "%s")'
228
% (self.properties[u"Name"], command))
223
self.logger('Checker for client {0} (command "{1}")'
225
.format(self.properties["Name"], command))
230
self.logger(u'Checker for client %s completed'
227
self.logger('Checker for client {0} completed'
229
.format(self.properties["Name"]))
234
232
def checker_started(self, command):
235
#self.logger(u'Client %s started checker "%s"'
236
# % (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"],
239
240
def got_secret(self):
240
self.last_checker_failed = False
241
self.logger(u'Client %s received its secret'
242
% self.properties[u"Name"])
241
self.logger('Client {0} received its secret'
242
.format(self.properties["Name"]))
244
244
def need_approval(self, timeout, default):
246
message = u'Client %s needs approval within %s seconds'
246
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))
248
message = 'Client {0} will get its secret in {1} seconds'
249
self.logger(message.format(self.properties["Name"],
251
251
self.using_timer(True)
253
253
def rejected(self, reason):
254
self.logger(u'Client %s was rejected; reason: %s'
255
% (self.properties[u"Name"], reason))
254
self.logger('Client {0} was rejected; reason: {1}'
255
.format(self.properties["Name"], reason))
257
257
def selectable(self):
258
258
"""Make this a "selectable" widget.
259
259
This overrides the method from urwid.FlowWidget."""
262
def rows(self, (maxcol,), focus=False):
262
def rows(self, maxcolrow, focus=False):
263
263
"""How many rows this widget will occupy might depend on
264
264
whether we have focus or not.
265
265
This overrides the method from urwid.FlowWidget"""
266
return self.current_widget(focus).rows((maxcol,), focus=focus)
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
268
268
def current_widget(self, focus=False):
269
269
if focus or self.opened:
273
273
def update(self):
274
274
"Called when what is visible on the screen should be updated."
275
275
# 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",
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
284
284
# Rebuild focus and non-focus widgets using current properties
286
286
# 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"]:
287
base = '{name}: '.format(name=self.properties["Name"])
288
if not self.properties["Enabled"]:
290
elif self.properties["ApprovalPending"]:
292
291
timeout = datetime.timedelta(milliseconds
293
292
= self.properties
295
294
last_approval_request = isoformat_to_datetime(
296
self.properties[u"LastApprovalRequest"])
295
self.properties["LastApprovalRequest"])
297
296
if last_approval_request is not None:
298
297
timer = timeout - (datetime.datetime.utcnow()
299
298
- last_approval_request)
301
300
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])
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]))
321
self._text = "%s%s" % (base, message)
320
self._text = "{0}{1}".format(base, message)
323
322
if not urwid.supports_unicode():
324
323
self._text = self._text.encode("ascii", "replace")
325
textlist = [(u"normal", self._text)]
324
textlist = [("normal", self._text)]
326
325
self._text_widget.set_text(textlist)
327
326
self._focus_text_widget.set_text([(with_standout[text[0]],
337
336
self.update_hook()
339
338
def update_timer(self):
339
"""called by gobject. Will indefinitely loop until
340
gobject.source_remove() on tag is called"""
342
342
return True # Keep calling this
344
def delete(self, *args, **kwargs):
345
345
if self._update_timer_callback_tag is not None:
346
346
gobject.source_remove(self._update_timer_callback_tag)
347
347
self._update_timer_callback_tag = None
348
for match in self.match_objects:
350
self.match_objects = ()
348
351
if self.delete_hook is not None:
349
352
self.delete_hook(self)
353
return super(MandosClientWidget, self).delete(*args, **kwargs)
351
def render(self, (maxcol,), focus=False):
355
def render(self, maxcolrow, focus=False):
352
356
"""Render differently if we have focus.
353
357
This overrides the method from urwid.FlowWidget"""
354
return self.current_widget(focus).render((maxcol,),
358
return self.current_widget(focus).render(maxcolrow,
357
def keypress(self, (maxcol,), key):
361
def keypress(self, maxcolrow, key):
359
363
This overrides the method from urwid.FlowWidget"""
361
self.proxy.Enable(dbus_interface = client_interface)
363
self.proxy.Disable(dbus_interface = client_interface)
365
self.proxy.Enable(dbus_interface = client_interface,
368
self.proxy.Disable(dbus_interface = client_interface,
365
371
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
dbus_interface = client_interface)
372
dbus_interface = client_interface,
368
375
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":
376
dbus_interface = client_interface,
378
elif key == "R" or key == "_" or key == "ctrl k":
371
379
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)
383
self.proxy.StartChecker(dbus_interface = client_interface,
386
self.proxy.StopChecker(dbus_interface = client_interface,
389
self.proxy.CheckedOK(dbus_interface = client_interface,
380
# elif key == u"p" or key == "=":
392
# elif key == "p" or key == "=":
381
393
# self.proxy.pause()
382
# elif key == u"u" or key == ":":
394
# elif key == "u" or key == ":":
383
395
# self.proxy.unpause()
384
# elif key == u"RET":
403
415
"down" key presses, thus not allowing any containing widgets to
404
416
use them as an excuse to shift focus away from this widget.
406
def keypress(self, (maxcol, maxrow), key):
407
ret = super(ConstrainedListBox, self).keypress((maxcol,
409
if ret in (u"up", u"down"):
418
def keypress(self, maxcolrow, key):
419
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
420
if ret in ("up", "down"):
421
432
self.screen = urwid.curses_display.Screen()
423
434
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",
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",
443
454
if urwid.supports_unicode():
444
self.divider = u"─" # \u2500
445
#self.divider = u"━" # \u2501
455
self.divider = "─" # \u2500
456
#self.divider = "━" # \u2501
447
#self.divider = u"-" # \u002d
448
self.divider = u"_" # \u005f
458
#self.divider = "-" # \u002d
459
self.divider = "_" # \u005f
450
461
self.screen.start()
465
476
# This keeps track of whether self.uilist currently has
466
477
# self.logbox in it or not
467
478
self.log_visible = True
468
self.log_wrap = u"any"
479
self.log_wrap = "any"
471
self.log_message_raw((u"bold",
472
u"Mandos Monitor version " + version))
473
self.log_message_raw((u"bold",
482
self.log_message_raw(("bold",
483
"Mandos Monitor version " + version))
484
self.log_message_raw(("bold",
476
487
self.busname = domain + '.Mandos'
477
488
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
490
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,
491
self.log_message("Client with address {0} and fingerprint"
492
" {1} could not be found"
493
.format(address, fingerprint))
526
495
def rebuild(self):
527
496
"""This rebuilds the User Interface.
551
519
and len(self.log) > self.max_log_length):
552
520
del self.log[0:len(self.log)-self.max_log_length-1]
553
521
self.logbox.set_focus(len(self.logbox.body.contents),
554
coming_from=u"above")
557
525
def toggle_log_display(self):
558
526
"""Toggle visibility of the log buffer."""
559
527
self.log_visible = not self.log_visible
561
#self.log_message(u"Log visibility changed to: "
529
#self.log_message("Log visibility changed to: "
562
530
# + unicode(self.log_visible))
564
532
def change_log_display(self):
565
533
"""Change type of log display.
566
534
Currently, this toggles wrapping of text lines."""
567
if self.log_wrap == u"clip":
568
self.log_wrap = u"any"
535
if self.log_wrap == "clip":
536
self.log_wrap = "any"
570
self.log_wrap = u"clip"
538
self.log_wrap = "clip"
571
539
for textwidget in self.log:
572
540
textwidget.set_wrap_mode(self.log_wrap)
573
#self.log_message(u"Wrap mode: " + self.log_wrap)
541
#self.log_message("Wrap mode: " + self.log_wrap)
575
543
def find_and_remove_client(self, path, name):
576
"""Find an client from its object path and remove it.
544
"""Find a client by its object path and remove it.
578
546
This is connected to the ClientRemoved signal from the
579
547
Mandos server object."""
627
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,
629
642
self._input_callback_tag = (gobject.io_add_watch
630
643
(sys.stdin.fileno(),
641
654
def process_input(self, source, condition):
642
655
keys = self.screen.get_input()
643
translations = { u"ctrl n": u"down", # Emacs
644
u"ctrl p": u"up", # Emacs
645
u"ctrl v": u"page down", # Emacs
646
u"meta v": u"page up", # Emacs
647
u" ": u"page down", # less
648
u"f": u"page down", # less
649
u"b": u"page up", # less
656
translations = { "ctrl n": "down", # Emacs
657
"ctrl p": "up", # Emacs
658
"ctrl v": "page down", # Emacs
659
"meta v": "page up", # Emacs
660
" ": "page down", # less
661
"f": "page down", # less
662
"b": "page up", # less
656
669
except KeyError: # :-)
659
if key == u"q" or key == u"Q":
672
if key == "q" or key == "Q":
662
elif key == u"window resize":
675
elif key == "window resize":
663
676
self.size = self.screen.get_cols_rows()
665
elif key == u"\f": # Ctrl-L
678
elif key == "\f": # Ctrl-L
667
elif key == u"l" or key == u"D":
680
elif key == "l" or key == "D":
668
681
self.toggle_log_display()
670
elif key == u"w" or key == u"i":
683
elif key == "w" or key == "i":
671
684
self.change_log_display()
673
elif key == u"?" or key == u"f1" or key == u"esc":
686
elif key == "?" or key == "f1" or key == "esc":
674
687
if not self.log_visible:
675
688
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",
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",
697
710
if self.topwidget.get_focus() is self.logbox:
698
711
self.topwidget.set_focus(0)
700
713
self.topwidget.set_focus(self.logbox)
702
#elif (key == u"end" or key == u"meta >" or key == u"G"
715
#elif (key == "end" or key == "meta >" or key == "G"
704
717
# pass # xxx end-of-buffer
705
#elif (key == u"home" or key == u"meta <" or key == u"g"
718
#elif (key == "home" or key == "meta <" or key == "g"
707
720
# pass # xxx beginning-of-buffer
708
#elif key == u"ctrl e" or key == u"$":
721
#elif key == "ctrl e" or key == "$":
709
722
# pass # xxx move-end-of-line
710
#elif key == u"ctrl a" or key == u"^":
723
#elif key == "ctrl a" or key == "^":
711
724
# pass # xxx move-beginning-of-line
712
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
725
#elif key == "ctrl b" or key == "meta (" or key == "h":
713
726
# pass # xxx left
714
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
727
#elif key == "ctrl f" or key == "meta )" or key == "l":
715
728
# pass # xxx right
717
730
# pass # scroll up log
719
732
# pass # scroll down log
720
733
elif self.topwidget.selectable():
721
734
self.topwidget.keypress(self.size, key)