131
97
self.logger = logger
133
99
self._update_timer_callback_tag = None
134
self._update_timer_callback_lock = 0
100
self.last_checker_failed = False
136
102
# The widget shown normally
137
self._text_widget = urwid.Text("")
103
self._text_widget = urwid.Text(u"")
138
104
# The widget shown when we have focus
139
self._focus_text_widget = urwid.Text("")
105
self._focus_text_widget = urwid.Text(u"")
140
106
super(MandosClientWidget, self).__init__(
141
107
update_hook=update_hook, delete_hook=delete_hook,
144
110
self.opened = False
111
self.proxy.connect_to_signal(u"CheckerCompleted",
112
self.checker_completed,
115
self.proxy.connect_to_signal(u"CheckerStarted",
116
self.checker_started,
119
self.proxy.connect_to_signal(u"GotSecret",
123
self.proxy.connect_to_signal(u"Rejected",
146
127
last_checked_ok = isoformat_to_datetime(self.properties
149
if self.properties ["LastCheckerStatus"] != 0:
150
self.using_timer(True)
152
if self.need_approval:
153
self.using_timer(True)
155
self.match_objects = (
156
self.proxy.connect_to_signal("CheckerCompleted",
157
self.checker_completed,
160
self.proxy.connect_to_signal("CheckerStarted",
161
self.checker_started,
164
self.proxy.connect_to_signal("GotSecret",
168
self.proxy.connect_to_signal("NeedApproval",
172
self.proxy.connect_to_signal("Rejected",
176
#self.logger('Created client {0}'
177
# .format(self.properties["Name"]))
179
def property_changed(self, property=None, value=None):
180
super(self, MandosClientWidget).property_changed(property,
182
if property == "ApprovalPending":
183
using_timer(bool(value))
184
if property == "LastCheckerStatus":
185
using_timer(value != 0)
186
#self.logger('Checker for client {0} (command "{1}") was '
187
# ' successful'.format(self.properties["Name"],
190
def using_timer(self, flag):
191
"""Call this method with True or False when timer should be
192
activated or deactivated.
194
old = self._update_timer_callback_lock
196
self._update_timer_callback_lock += 1
129
if last_checked_ok is None:
130
self.last_checker_failed = True
198
self._update_timer_callback_lock -= 1
199
if old == 0 and self._update_timer_callback_lock:
200
# Will update the shown timer value every second
132
self.last_checker_failed = ((datetime.datetime.utcnow()
136
self.properties["interval"]))
137
if self.last_checker_failed:
201
138
self._update_timer_callback_tag = (gobject.timeout_add
203
140
self.update_timer))
204
elif old and self._update_timer_callback_lock == 0:
205
gobject.source_remove(self._update_timer_callback_tag)
206
self._update_timer_callback_tag = None
208
142
def checker_completed(self, exitstatus, condition, command):
209
143
if exitstatus == 0:
144
if self.last_checker_failed:
145
self.last_checker_failed = False
146
gobject.source_remove(self._update_timer_callback_tag)
147
self._update_timer_callback_tag = None
148
self.logger(u'Checker for client %s (command "%s")'
150
% (self.properties[u"name"], command))
154
if not self.last_checker_failed:
155
self.last_checker_failed = True
156
self._update_timer_callback_tag = (gobject.timeout_add
213
159
if os.WIFEXITED(condition):
214
self.logger('Checker for client {0} (command "{1}")'
215
' failed with exit code {2}'
216
.format(self.properties["Name"], command,
217
os.WEXITSTATUS(condition)))
160
self.logger(u'Checker for client %s (command "%s")'
161
u' failed with exit code %s'
162
% (self.properties[u"name"], command,
163
os.WEXITSTATUS(condition)))
218
164
elif os.WIFSIGNALED(condition):
219
self.logger('Checker for client {0} (command "{1}") was'
220
' killed by signal {2}'
221
.format(self.properties["Name"], command,
222
os.WTERMSIG(condition)))
165
self.logger(u'Checker for client %s (command "%s")'
166
u' was killed by signal %s'
167
% (self.properties[u"name"], command,
168
os.WTERMSIG(condition)))
223
169
elif os.WCOREDUMP(condition):
224
self.logger('Checker for client {0} (command "{1}")'
226
.format(self.properties["Name"], command))
170
self.logger(u'Checker for client %s (command "%s")'
172
% (self.properties[u"name"], command))
228
self.logger('Checker for client {0} completed'
230
.format(self.properties["Name"]))
174
self.logger(u'Checker for client %s completed mysteriously')
233
177
def checker_started(self, command):
234
"""Server signals that a checker started. This could be useful
235
to log in the future. """
236
#self.logger('Client {0} started checker "{1}"'
237
# .format(self.properties["Name"],
178
self.logger(u'Client %s started checker "%s"'
179
% (self.properties[u"name"], unicode(command)))
241
181
def got_secret(self):
242
self.logger('Client {0} received its secret'
243
.format(self.properties["Name"]))
245
def need_approval(self, timeout, default):
247
message = 'Client {0} needs approval within {1} seconds'
249
message = 'Client {0} will get its secret in {1} seconds'
250
self.logger(message.format(self.properties["Name"],
252
self.using_timer(True)
254
def rejected(self, reason):
255
self.logger('Client {0} was rejected; reason: {1}'
256
.format(self.properties["Name"], reason))
182
self.logger(u'Client %s received its secret'
183
% self.properties[u"name"])
186
self.logger(u'Client %s was rejected'
187
% self.properties[u"name"])
258
189
def selectable(self):
259
190
"""Make this a "selectable" widget.
260
191
This overrides the method from urwid.FlowWidget."""
263
def rows(self, maxcolrow, focus=False):
194
def rows(self, (maxcol,), focus=False):
264
195
"""How many rows this widget will occupy might depend on
265
196
whether we have focus or not.
266
197
This overrides the method from urwid.FlowWidget"""
267
return self.current_widget(focus).rows(maxcolrow, focus=focus)
198
return self.current_widget(focus).rows((maxcol,), focus=focus)
269
200
def current_widget(self, focus=False):
270
201
if focus or self.opened:
274
205
def update(self):
275
206
"Called when what is visible on the screen should be updated."
276
207
# How to add standout mode to a style
277
with_standout = { "normal": "standout",
278
"bold": "bold-standout",
280
"underline-blink-standout",
281
"bold-underline-blink":
282
"bold-underline-blink-standout",
208
with_standout = { u"normal": u"standout",
209
u"bold": u"bold-standout",
211
u"underline-blink-standout",
212
u"bold-underline-blink":
213
u"bold-underline-blink-standout",
285
216
# Rebuild focus and non-focus widgets using current properties
287
# Base part of a client. Name!
288
base = '{name}: '.format(name=self.properties["Name"])
289
if not self.properties["Enabled"]:
291
elif self.properties["ApprovalPending"]:
292
timeout = datetime.timedelta(milliseconds
295
last_approval_request = isoformat_to_datetime(
296
self.properties["LastApprovalRequest"])
297
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
301
timer = datetime.timedelta()
302
if self.properties["ApprovedByDefault"]:
303
message = "Approval in {0}. (d)eny?"
305
message = "Denial in {0}. (a)pprove?"
306
message = message.format(unicode(timer).rsplit(".", 1)[0])
307
elif self.properties["LastCheckerStatus"] != 0:
308
# When checker has failed, show timer until client expires
309
expires = self.properties["Expires"]
311
timer = datetime.timedelta(0)
313
expires = (datetime.datetime.strptime
314
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
315
timer = expires - datetime.datetime.utcnow()
316
message = ('A checker has failed! Time until client'
317
' gets disabled: {0}'
318
.format(unicode(timer).rsplit(".", 1)[0]))
321
self._text = "{0}{1}".format(base, message)
217
self._text = (u'%(name)s: %(enabled)s%(timer)s'
218
% { u"name": self.properties[u"name"],
221
if self.properties[u"enabled"]
223
u"timer": (unicode(datetime.timedelta
229
- isoformat_to_datetime
230
(max((self.properties
235
self.properties[u"last_enabled"]))))
236
if (self.last_checker_failed
323
240
if not urwid.supports_unicode():
324
241
self._text = self._text.encode("ascii", "replace")
325
textlist = [("normal", self._text)]
242
textlist = [(u"normal", self._text)]
326
243
self._text_widget.set_text(textlist)
327
244
self._focus_text_widget.set_text([(with_standout[text[0]],
337
254
self.update_hook()
339
256
def update_timer(self):
340
"""called by gobject. Will indefinitely loop until
341
gobject.source_remove() on tag is called"""
343
259
return True # Keep calling this
345
def delete(self, *args, **kwargs):
346
262
if self._update_timer_callback_tag is not None:
347
263
gobject.source_remove(self._update_timer_callback_tag)
348
264
self._update_timer_callback_tag = None
349
for match in self.match_objects:
351
self.match_objects = ()
352
265
if self.delete_hook is not None:
353
266
self.delete_hook(self)
354
return super(MandosClientWidget, self).delete(*args, **kwargs)
356
def render(self, maxcolrow, focus=False):
268
def render(self, (maxcol,), focus=False):
357
269
"""Render differently if we have focus.
358
270
This overrides the method from urwid.FlowWidget"""
359
return self.current_widget(focus).render(maxcolrow,
271
return self.current_widget(focus).render((maxcol,),
362
def keypress(self, maxcolrow, key):
274
def keypress(self, (maxcol,), key):
364
276
This overrides the method from urwid.FlowWidget"""
366
self.proxy.Enable(dbus_interface = client_interface,
369
self.proxy.Disable(dbus_interface = client_interface,
372
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
373
dbus_interface = client_interface,
376
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
377
dbus_interface = client_interface,
379
elif key == "R" or key == "_" or key == "ctrl k":
277
if key == u"e" or key == u"+":
279
elif key == u"d" or key == u"-":
281
elif key == u"r" or key == u"_" or key == u"ctrl k":
380
282
self.server_proxy_object.RemoveClient(self.proxy
384
self.proxy.StartChecker(dbus_interface = client_interface,
387
self.proxy.StopChecker(dbus_interface = client_interface,
390
self.proxy.CheckedOK(dbus_interface = client_interface,
285
self.proxy.StartChecker()
287
self.proxy.StopChecker()
289
self.proxy.CheckedOK()
393
# elif key == "p" or key == "=":
291
# elif key == u"p" or key == "=":
394
292
# self.proxy.pause()
395
# elif key == "u" or key == ":":
293
# elif key == u"u" or key == ":":
396
294
# self.proxy.unpause()
295
# elif key == u"RET":
433
331
self.screen = urwid.curses_display.Screen()
435
333
self.screen.register_palette((
437
"default", "default", None),
439
"default", "default", "bold"),
441
"default", "default", "underline"),
443
"default", "default", "standout"),
444
("bold-underline-blink",
445
"default", "default", ("bold", "underline")),
447
"default", "default", ("bold", "standout")),
448
("underline-blink-standout",
449
"default", "default", ("underline", "standout")),
450
("bold-underline-blink-standout",
451
"default", "default", ("bold", "underline",
335
u"default", u"default", None),
337
u"default", u"default", u"bold"),
339
u"default", u"default", u"underline"),
341
u"default", u"default", u"standout"),
342
(u"bold-underline-blink",
343
u"default", u"default", (u"bold", u"underline")),
345
u"default", u"default", (u"bold", u"standout")),
346
(u"underline-blink-standout",
347
u"default", u"default", (u"underline", u"standout")),
348
(u"bold-underline-blink-standout",
349
u"default", u"default", (u"bold", u"underline",
455
353
if urwid.supports_unicode():
456
self.divider = "─" # \u2500
457
#self.divider = "━" # \u2501
354
self.divider = u"─" # \u2500
355
#self.divider = u"━" # \u2501
459
#self.divider = "-" # \u002d
460
self.divider = "_" # \u005f
357
#self.divider = u"-" # \u002d
358
self.divider = u"_" # \u005f
462
360
self.screen.start()
477
375
# This keeps track of whether self.uilist currently has
478
376
# self.logbox in it or not
479
377
self.log_visible = True
480
self.log_wrap = "any"
378
self.log_wrap = u"any"
483
self.log_message_raw(("bold",
484
"Mandos Monitor version " + version))
485
self.log_message_raw(("bold",
381
self.log_message_raw((u"bold",
382
u"Mandos Monitor version " + version))
383
self.log_message_raw((u"bold",
488
386
self.busname = domain + '.Mandos'
489
387
self.main_loop = gobject.MainLoop()
388
self.bus = dbus.SystemBus()
389
mandos_dbus_objc = self.bus.get_object(
390
self.busname, u"/", follow_name_owner_changes=True)
391
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
395
mandos_clients = (self.mandos_serv
396
.GetAllClientsWithProperties())
397
except dbus.exceptions.DBusException:
398
mandos_clients = dbus.Dictionary()
401
.connect_to_signal(u"ClientRemoved",
402
self.find_and_remove_client,
403
dbus_interface=server_interface,
406
.connect_to_signal(u"ClientAdded",
408
dbus_interface=server_interface,
411
.connect_to_signal(u"ClientNotFound",
412
self.client_not_found,
413
dbus_interface=server_interface,
415
for path, client in mandos_clients.iteritems():
416
client_proxy_object = self.bus.get_object(self.busname,
418
self.add_client(MandosClientWidget(server_proxy_object
421
=client_proxy_object,
491
431
def client_not_found(self, fingerprint, address):
492
self.log_message("Client with address {0} and fingerprint"
493
" {1} could not be found"
494
.format(address, fingerprint))
432
self.log_message((u"Client with address %s and fingerprint %s"
433
u" could not be found" % (address,
496
436
def rebuild(self):
497
437
"""This rebuilds the User Interface.
498
438
Call this when the widget layout needs to change"""
500
440
#self.uilist.append(urwid.ListBox(self.clients))
501
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
441
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
503
442
#header=urwid.Divider(),
506
urwid.Divider(div_char=
444
footer=urwid.Divider(div_char=self.divider)))
508
445
if self.log_visible:
509
446
self.uilist.append(self.logbox)
510
448
self.topwidget = urwid.Pile(self.uilist)
512
450
def log_message(self, message):
513
451
timestamp = datetime.datetime.now().isoformat()
514
self.log_message_raw(timestamp + ": " + message)
452
self.log_message_raw(timestamp + u": " + message)
516
454
def log_message_raw(self, markup):
517
455
"""Add a log message to the log buffer."""
520
458
and len(self.log) > self.max_log_length):
521
459
del self.log[0:len(self.log)-self.max_log_length-1]
522
460
self.logbox.set_focus(len(self.logbox.body.contents),
461
coming_from=u"above")
526
464
def toggle_log_display(self):
527
465
"""Toggle visibility of the log buffer."""
528
466
self.log_visible = not self.log_visible
530
#self.log_message("Log visibility changed to: "
531
# + unicode(self.log_visible))
468
self.log_message(u"Log visibility changed to: "
469
+ unicode(self.log_visible))
533
471
def change_log_display(self):
534
472
"""Change type of log display.
535
473
Currently, this toggles wrapping of text lines."""
536
if self.log_wrap == "clip":
537
self.log_wrap = "any"
474
if self.log_wrap == u"clip":
475
self.log_wrap = u"any"
539
self.log_wrap = "clip"
477
self.log_wrap = u"clip"
540
478
for textwidget in self.log:
541
479
textwidget.set_wrap_mode(self.log_wrap)
542
#self.log_message("Wrap mode: " + self.log_wrap)
480
self.log_message(u"Wrap mode: " + self.log_wrap)
544
482
def find_and_remove_client(self, path, name):
545
"""Find a client by its object path and remove it.
483
"""Find an client from its object path and remove it.
547
485
This is connected to the ClientRemoved signal from the
548
486
Mandos server object."""
598
534
"""Start the main loop and exit when it's done."""
599
self.bus = dbus.SystemBus()
600
mandos_dbus_objc = self.bus.get_object(
601
self.busname, "/", follow_name_owner_changes=True)
602
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
606
mandos_clients = (self.mandos_serv
607
.GetAllClientsWithProperties())
608
except dbus.exceptions.DBusException:
609
mandos_clients = dbus.Dictionary()
612
.connect_to_signal("ClientRemoved",
613
self.find_and_remove_client,
614
dbus_interface=server_interface,
617
.connect_to_signal("ClientAdded",
619
dbus_interface=server_interface,
622
.connect_to_signal("ClientNotFound",
623
self.client_not_found,
624
dbus_interface=server_interface,
626
for path, client in mandos_clients.iteritems():
627
client_proxy_object = self.bus.get_object(self.busname,
629
self.add_client(MandosClientWidget(server_proxy_object
632
=client_proxy_object,
643
536
self._input_callback_tag = (gobject.io_add_watch
644
537
(sys.stdin.fileno(),
670
563
except KeyError: # :-)
673
if key == "q" or key == "Q":
566
if key == u"q" or key == u"Q":
676
elif key == "window resize":
569
elif key == u"window resize":
677
570
self.size = self.screen.get_cols_rows()
679
elif key == "\f": # Ctrl-L
572
elif key == u"\f": # Ctrl-L
681
elif key == "l" or key == "D":
574
elif key == u"l" or key == u"D":
682
575
self.toggle_log_display()
684
elif key == "w" or key == "i":
577
elif key == u"w" or key == u"i":
685
578
self.change_log_display()
687
elif key == "?" or key == "f1" or key == "esc":
580
elif key == u"?" or key == u"f1" or key == u"esc":
688
581
if not self.log_visible:
689
582
self.log_visible = True
691
self.log_message_raw(("bold",
695
"l: Log window toggle",
696
"TAB: Switch window",
698
self.log_message_raw(("bold",
704
"s: Start new checker",
584
self.log_message_raw((u"bold",
588
u"l: Log window toggle",
589
u"TAB: Switch window",
591
self.log_message_raw((u"bold",
597
u"s: Start new checker",
711
602
if self.topwidget.get_focus() is self.logbox:
712
603
self.topwidget.set_focus(0)
714
605
self.topwidget.set_focus(self.logbox)
716
#elif (key == "end" or key == "meta >" or key == "G"
607
#elif (key == u"end" or key == u"meta >" or key == u"G"
718
609
# pass # xxx end-of-buffer
719
#elif (key == "home" or key == "meta <" or key == "g"
610
#elif (key == u"home" or key == u"meta <" or key == u"g"
721
612
# pass # xxx beginning-of-buffer
722
#elif key == "ctrl e" or key == "$":
613
#elif key == u"ctrl e" or key == u"$":
723
614
# pass # xxx move-end-of-line
724
#elif key == "ctrl a" or key == "^":
615
#elif key == u"ctrl a" or key == u"^":
725
616
# pass # xxx move-beginning-of-line
726
#elif key == "ctrl b" or key == "meta (" or key == "h":
617
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
727
618
# pass # xxx left
728
#elif key == "ctrl f" or key == "meta )" or key == "l":
619
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
729
620
# pass # xxx right
731
622
# pass # scroll up log
733
624
# pass # scroll down log
734
625
elif self.topwidget.selectable():
735
626
self.topwidget.keypress(self.size, key)