85
82
properties and calls a hook function when any of them are
88
def __init__(self, proxy_object=None, properties=None, **kwargs):
85
def __init__(self, proxy_object=None, *args, **kwargs):
89
86
self.proxy = proxy_object # Mandos Client proxy object
90
self.properties = dict() if properties is None else properties
91
self.property_changed_match = (
92
self.proxy.connect_to_signal("PropertiesChanged",
93
self.properties_changed,
94
dbus.PROPERTIES_IFACE,
97
if properties is None:
98
self.properties.update(
99
self.proxy.GetAll(client_interface,
101
= dbus.PROPERTIES_IFACE))
103
super(MandosClientPropertyCache, self).__init__(**kwargs)
88
self.properties = dict()
89
self.proxy.connect_to_signal("PropertyChanged",
90
self.property_changed,
94
self.properties.update(
95
self.proxy.GetAll(client_interface,
96
dbus_interface = dbus.PROPERTIES_IFACE))
98
#XXX This break good super behaviour!
99
# super(MandosClientPropertyCache, self).__init__(
105
def properties_changed(self, interface, properties, invalidated):
106
"""This is called whenever we get a PropertiesChanged signal
107
It updates the changed properties in the "properties" dict.
102
def property_changed(self, property=None, value=None):
103
"""This is called whenever we get a PropertyChanged signal
104
It updates the changed property in the "properties" dict.
109
106
# Update properties dict with new value
110
if interface == client_interface:
111
self.properties.update(properties)
114
self.property_changed_match.remove()
107
self.properties[property] = value
117
110
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
130
123
self.logger = logger
132
125
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
134
129
# The widget shown normally
135
130
self._text_widget = urwid.Text("")
136
131
# The widget shown when we have focus
137
132
self._focus_text_widget = urwid.Text("")
138
super(MandosClientWidget, self).__init__(**kwargs)
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
140
137
self.opened = False
142
self.match_objects = (
143
self.proxy.connect_to_signal("CheckerCompleted",
144
self.checker_completed,
147
self.proxy.connect_to_signal("CheckerStarted",
148
self.checker_started,
151
self.proxy.connect_to_signal("GotSecret",
155
self.proxy.connect_to_signal("NeedApproval",
159
self.proxy.connect_to_signal("Rejected",
163
self.logger('Created client {}'
164
.format(self.properties["Name"]), level=0)
139
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:
152
self.using_timer(True)
154
if self.need_approval:
155
self.using_timer(True)
157
self.proxy.connect_to_signal("CheckerCompleted",
158
self.checker_completed,
161
self.proxy.connect_to_signal("CheckerStarted",
162
self.checker_started,
165
self.proxy.connect_to_signal("GotSecret",
169
self.proxy.connect_to_signal("NeedApproval",
173
self.proxy.connect_to_signal("Rejected",
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))
166
184
def using_timer(self, flag):
167
185
"""Call this method with True or False when timer should be
168
186
activated or deactivated.
170
if flag and self._update_timer_callback_tag is None:
171
# Will update the shown timer value every second
172
self._update_timer_callback_tag = (GLib.timeout_add
188
old = self._update_timer_callback_lock
190
self._update_timer_callback_lock += 1
192
self._update_timer_callback_lock -= 1
193
if old == 0 and self._update_timer_callback_lock:
194
self._update_timer_callback_tag = (gobject.timeout_add
174
196
self.update_timer))
175
elif not (flag or self._update_timer_callback_tag is None):
176
GLib.source_remove(self._update_timer_callback_tag)
197
elif old and self._update_timer_callback_lock == 0:
198
gobject.source_remove(self._update_timer_callback_tag)
177
199
self._update_timer_callback_tag = None
179
201
def checker_completed(self, exitstatus, condition, command):
180
202
if exitstatus == 0:
181
self.logger('Checker for client {} (command "{}")'
182
' succeeded'.format(self.properties["Name"],
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
208
# % (self.properties["Name"], command))
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
187
215
if os.WIFEXITED(condition):
188
self.logger('Checker for client {} (command "{}") failed'
190
.format(self.properties["Name"], command,
191
os.WEXITSTATUS(condition)))
216
self.logger('Checker for client %s (command "%s")'
217
' failed with exit code %s'
218
% (self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
192
220
elif os.WIFSIGNALED(condition):
193
self.logger('Checker for client {} (command "{}") was'
194
' killed by signal {}'
195
.format(self.properties["Name"], command,
196
os.WTERMSIG(condition)))
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
224
os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
228
% (self.properties["Name"], command))
230
self.logger('Checker for client %s completed'
199
234
def checker_started(self, command):
200
"""Server signals that a checker started."""
201
self.logger('Client {} started checker "{}"'
202
.format(self.properties["Name"],
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
205
239
def got_secret(self):
206
self.logger('Client {} received its secret'
207
.format(self.properties["Name"]))
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
209
244
def need_approval(self, timeout, default):
211
message = 'Client {} needs approval within {} seconds'
246
message = 'Client %s needs approval within %s seconds'
213
message = 'Client {} will get its secret in {} seconds'
214
self.logger(message.format(self.properties["Name"],
248
message = 'Client %s will get its secret in %s seconds'
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
217
253
def rejected(self, reason):
218
self.logger('Client {} was rejected; reason: {}'
219
.format(self.properties["Name"], reason))
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
221
257
def selectable(self):
222
258
"""Make this a "selectable" widget.
259
295
last_approval_request = isoformat_to_datetime(
260
296
self.properties["LastApprovalRequest"])
261
297
if last_approval_request is not None:
262
timer = max(timeout - (datetime.datetime.utcnow()
263
- last_approval_request),
264
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
266
301
timer = datetime.timedelta()
267
302
if self.properties["ApprovedByDefault"]:
268
message = "Approval in {}. (d)eny?"
270
message = "Denial in {}. (a)pprove?"
271
message = message.format(str(timer).rsplit(".", 1)[0])
272
self.using_timer(True)
273
elif self.properties["LastCheckerStatus"] != 0:
274
# When checker has failed, show timer until client expires
275
expires = self.properties["Expires"]
277
timer = datetime.timedelta(0)
279
expires = (datetime.datetime.strptime
280
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
281
timer = max(expires - datetime.datetime.utcnow(),
282
datetime.timedelta())
303
message = "Approval in %s. (d)eny?"
305
message = "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["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
283
316
message = ('A checker has failed! Time until client'
285
.format(str(timer).rsplit(".", 1)[0]))
286
self.using_timer(True)
318
% unicode(timer).rsplit(".", 1)[0])
288
320
message = "enabled"
289
self.using_timer(False)
290
self._text = "{}{}".format(base, message)
321
self._text = "%s%s" % (base, message)
292
323
if not urwid.supports_unicode():
293
324
self._text = self._text.encode("ascii", "replace")
294
325
textlist = [("normal", self._text)]
334
359
This overrides the method from urwid.FlowWidget"""
336
self.proxy.Set(client_interface, "Enabled",
337
dbus.Boolean(True), ignore_reply = True,
338
dbus_interface = dbus.PROPERTIES_IFACE)
361
self.proxy.Enable(dbus_interface = client_interface)
340
self.proxy.Set(client_interface, "Enabled", False,
342
dbus_interface = dbus.PROPERTIES_IFACE)
363
self.proxy.Disable(dbus_interface = client_interface)
344
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
345
dbus_interface = client_interface,
366
dbus_interface = client_interface)
348
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
349
dbus_interface = client_interface,
369
dbus_interface = client_interface)
351
370
elif key == "R" or key == "_" or key == "ctrl k":
352
371
self.server_proxy_object.RemoveClient(self.proxy
356
self.proxy.Set(client_interface, "CheckerRunning",
357
dbus.Boolean(True), ignore_reply = True,
358
dbus_interface = dbus.PROPERTIES_IFACE)
374
self.proxy.StartChecker(dbus_interface = client_interface)
360
self.proxy.Set(client_interface, "CheckerRunning",
361
dbus.Boolean(False), ignore_reply = True,
362
dbus_interface = dbus.PROPERTIES_IFACE)
376
self.proxy.StopChecker(dbus_interface = client_interface)
364
self.proxy.CheckedOK(dbus_interface = client_interface,
378
self.proxy.CheckedOK(dbus_interface = client_interface)
367
380
# elif key == "p" or key == "=":
368
381
# self.proxy.pause()
376
def properties_changed(self, interface, properties, invalidated):
377
"""Call self.update() if any properties changed.
389
def property_changed(self, property=None, value=None,
391
"""Call self.update() if old value is not new value.
378
392
This overrides the method from MandosClientPropertyCache"""
379
old_values = { key: self.properties.get(key)
380
for key in properties.keys() }
381
super(MandosClientWidget, self).properties_changed(
382
interface, properties, invalidated)
383
if any(old_values[key] != self.properties.get(key)
384
for key in old_values):
393
property_name = unicode(property)
394
old_value = self.properties.get(property_name)
395
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
397
if self.properties.get(property_name) != old_value:
411
424
"default", "default", None),
413
"bold", "default", "bold"),
426
"default", "default", "bold"),
414
427
("underline-blink",
415
"underline,blink", "default", "underline,blink"),
428
"default", "default", "underline"),
417
"standout", "default", "standout"),
430
"default", "default", "standout"),
418
431
("bold-underline-blink",
419
"bold,underline,blink", "default", "bold,underline,blink"),
432
"default", "default", ("bold", "underline")),
420
433
("bold-standout",
421
"bold,standout", "default", "bold,standout"),
434
"default", "default", ("bold", "standout")),
422
435
("underline-blink-standout",
423
"underline,blink,standout", "default",
424
"underline,blink,standout"),
436
"default", "default", ("underline", "standout")),
425
437
("bold-underline-blink-standout",
426
"bold,underline,blink,standout", "default",
427
"bold,underline,blink,standout"),
438
"default", "default", ("bold", "underline",
430
442
if urwid.supports_unicode():
463
473
"q: Quit ?: Help"))
465
475
self.busname = domain + '.Mandos'
466
self.main_loop = GLib.MainLoop()
476
self.main_loop = gobject.MainLoop()
477
self.bus = dbus.SystemBus()
478
mandos_dbus_objc = self.bus.get_object(
479
self.busname, "/", follow_name_owner_changes=True)
480
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
484
mandos_clients = (self.mandos_serv
485
.GetAllClientsWithProperties())
486
except dbus.exceptions.DBusException:
487
mandos_clients = dbus.Dictionary()
490
.connect_to_signal("ClientRemoved",
491
self.find_and_remove_client,
492
dbus_interface=server_interface,
495
.connect_to_signal("ClientAdded",
497
dbus_interface=server_interface,
500
.connect_to_signal("ClientNotFound",
501
self.client_not_found,
502
dbus_interface=server_interface,
504
for path, client in mandos_clients.iteritems():
505
client_proxy_object = self.bus.get_object(self.busname,
507
self.add_client(MandosClientWidget(server_proxy_object
510
=client_proxy_object,
468
520
def client_not_found(self, fingerprint, address):
469
self.log_message("Client with address {} and fingerprint {}"
470
" could not be found"
471
.format(address, fingerprint))
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
473
525
def rebuild(self):
474
526
"""This rebuilds the User Interface.
522
569
self.log_wrap = "clip"
523
570
for textwidget in self.log:
524
571
textwidget.set_wrap_mode(self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
572
#self.log_message("Wrap mode: " + self.log_wrap)
528
def find_and_remove_client(self, path, interfaces):
529
"""Find a client by its object path and remove it.
574
def find_and_remove_client(self, path, name):
575
"""Find an client from its object path and remove it.
531
This is connected to the InterfacesRemoved signal from the
577
This is connected to the ClientRemoved signal from the
532
578
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
537
580
client = self.clients_dict[path]
540
self.log_message("Unknown client {!r} removed"
584
self.remove_client(client, path)
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
586
def add_new_client(self, path):
554
587
client_proxy_object = self.bus.get_object(self.busname, path)
555
588
self.add_client(MandosClientWidget(server_proxy_object
556
589
=self.mandos_serv,
591
626
"""Start the main loop and exit when it's done."""
592
self.bus = dbus.SystemBus()
593
mandos_dbus_objc = self.bus.get_object(
594
self.busname, "/", follow_name_owner_changes=True)
595
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
599
mandos_clients = (self.mandos_serv
600
.GetAllClientsWithProperties())
601
if not mandos_clients:
602
self.log_message_raw(("bold", "Note: Server has no clients."))
603
except dbus.exceptions.DBusException:
604
self.log_message_raw(("bold", "Note: No Mandos server running."))
605
mandos_clients = dbus.Dictionary()
608
.connect_to_signal("InterfacesRemoved",
609
self.find_and_remove_client,
611
= dbus.OBJECT_MANAGER_IFACE,
614
.connect_to_signal("InterfacesAdded",
617
= dbus.OBJECT_MANAGER_IFACE,
620
.connect_to_signal("ClientNotFound",
621
self.client_not_found,
622
dbus_interface=server_interface,
624
for path, client in mandos_clients.items():
625
client_proxy_object = self.bus.get_object(self.busname,
627
self.add_client(MandosClientWidget(server_proxy_object
630
=client_proxy_object,
641
self._input_callback_tag = (GLib.io_add_watch
628
self._input_callback_tag = (gobject.io_add_watch
642
629
(sys.stdin.fileno(),
644
631
self.process_input))
645
632
self.main_loop.run()
646
633
# Main loop has finished, we should close everything now
647
GLib.source_remove(self._input_callback_tag)
634
gobject.source_remove(self._input_callback_tag)
648
635
self.screen.stop()