82
88
properties and calls a hook function when any of them are
85
def __init__(self, proxy_object=None, *args, **kwargs):
91
def __init__(self, proxy_object=None, properties=None, **kwargs):
86
92
self.proxy = proxy_object # Mandos Client proxy object
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__(
93
self.properties = dict() if properties is None else properties
94
self.property_changed_match = (
95
self.proxy.connect_to_signal("PropertiesChanged",
96
self.properties_changed,
97
dbus.PROPERTIES_IFACE,
100
if properties is None:
101
self.properties.update(
102
self.proxy.GetAll(client_interface,
104
= dbus.PROPERTIES_IFACE))
106
super(MandosClientPropertyCache, self).__init__(**kwargs)
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.
108
def properties_changed(self, interface, properties, invalidated):
109
"""This is called whenever we get a PropertiesChanged signal
110
It updates the changed properties in the "properties" dict.
106
112
# Update properties dict with new value
107
self.properties[property] = value
113
if interface == client_interface:
114
self.properties.update(properties)
117
self.property_changed_match.remove()
110
120
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
123
133
self.logger = logger
125
135
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
129
137
# The widget shown normally
130
138
self._text_widget = urwid.Text("")
131
139
# The widget shown when we have focus
132
140
self._focus_text_widget = urwid.Text("")
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
141
super(MandosClientWidget, self).__init__(**kwargs)
137
143
self.opened = False
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",
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
147
self.checker_completed,
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
154
self.proxy.connect_to_signal("GotSecret",
158
self.proxy.connect_to_signal("NeedApproval",
162
self.proxy.connect_to_signal("Rejected",
166
self.logger('Created client {}'
167
.format(self.properties["Name"]), level=0)
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))
184
169
def using_timer(self, flag):
185
170
"""Call this method with True or False when timer should be
186
171
activated or deactivated.
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:
173
if flag and self._update_timer_callback_tag is None:
174
# Will update the shown timer value every second
194
175
self._update_timer_callback_tag = (gobject.timeout_add
196
177
self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
178
elif not (flag or self._update_timer_callback_tag is None):
198
179
gobject.source_remove(self._update_timer_callback_tag)
199
180
self._update_timer_callback_tag = None
201
182
def checker_completed(self, exitstatus, condition, command):
202
183
if exitstatus == 0:
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))
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
215
190
if os.WIFEXITED(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)))
191
self.logger('Checker for client {} (command "{}") failed'
193
.format(self.properties["Name"], command,
194
os.WEXITSTATUS(condition)))
220
195
elif os.WIFSIGNALED(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'
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
234
202
def checker_started(self, command):
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
239
208
def got_secret(self):
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
244
212
def need_approval(self, timeout, default):
246
message = 'Client %s needs approval within %s seconds'
214
message = 'Client {} needs approval within {} seconds'
248
message = 'Client %s will get its secret in %s seconds'
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
253
220
def rejected(self, reason):
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
257
224
def selectable(self):
258
225
"""Make this a "selectable" widget.
295
262
last_approval_request = isoformat_to_datetime(
296
263
self.properties["LastApprovalRequest"])
297
264
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
265
timer = max(timeout - (datetime.datetime.utcnow()
266
- last_approval_request),
267
datetime.timedelta())
301
269
timer = datetime.timedelta()
302
270
if self.properties["ApprovedByDefault"]:
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)
271
message = "Approval in {}. (d)eny?"
273
message = "Denial in {}. (a)pprove?"
274
message = message.format(str(timer).rsplit(".", 1)[0])
275
self.using_timer(True)
276
elif self.properties["LastCheckerStatus"] != 0:
277
# When checker has failed, show timer until client expires
278
expires = self.properties["Expires"]
280
timer = datetime.timedelta(0)
282
expires = (datetime.datetime.strptime
283
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
284
timer = max(expires - datetime.datetime.utcnow(),
285
datetime.timedelta())
316
286
message = ('A checker has failed! Time until client'
318
% unicode(timer).rsplit(".", 1)[0])
288
.format(str(timer).rsplit(".", 1)[0]))
289
self.using_timer(True)
320
291
message = "enabled"
321
self._text = "%s%s" % (base, message)
292
self.using_timer(False)
293
self._text = "{}{}".format(base, message)
323
295
if not urwid.supports_unicode():
324
296
self._text = self._text.encode("ascii", "replace")
325
297
textlist = [("normal", self._text)]
397
def property_changed(self, property=None, value=None,
399
"""Call self.update() if old value is not new value.
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
400
380
This overrides the method from MandosClientPropertyCache"""
401
property_name = unicode(property)
402
old_value = self.properties.get(property_name)
403
super(MandosClientWidget, self).property_changed(
404
property=property, value=value, *args, **kwargs)
405
if self.properties.get(property_name) != old_value:
381
old_values = { key: self.properties.get(key)
382
for key in properties.keys() }
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
for key in old_values):
432
413
"default", "default", None),
434
"default", "default", "bold"),
415
"bold", "default", "bold"),
435
416
("underline-blink",
436
"default", "default", "underline"),
417
"underline,blink", "default", "underline,blink"),
438
"default", "default", "standout"),
419
"standout", "default", "standout"),
439
420
("bold-underline-blink",
440
"default", "default", ("bold", "underline")),
421
"bold,underline,blink", "default", "bold,underline,blink"),
441
422
("bold-standout",
442
"default", "default", ("bold", "standout")),
423
"bold,standout", "default", "bold,standout"),
443
424
("underline-blink-standout",
444
"default", "default", ("underline", "standout")),
425
"underline,blink,standout", "default",
426
"underline,blink,standout"),
445
427
("bold-underline-blink-standout",
446
"default", "default", ("bold", "underline",
428
"bold,underline,blink,standout", "default",
429
"bold,underline,blink,standout"),
450
432
if urwid.supports_unicode():
483
467
self.busname = domain + '.Mandos'
484
468
self.main_loop = gobject.MainLoop()
485
self.bus = dbus.SystemBus()
486
mandos_dbus_objc = self.bus.get_object(
487
self.busname, "/", follow_name_owner_changes=True)
488
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
492
mandos_clients = (self.mandos_serv
493
.GetAllClientsWithProperties())
494
except dbus.exceptions.DBusException:
495
mandos_clients = dbus.Dictionary()
498
.connect_to_signal("ClientRemoved",
499
self.find_and_remove_client,
500
dbus_interface=server_interface,
503
.connect_to_signal("ClientAdded",
505
dbus_interface=server_interface,
508
.connect_to_signal("ClientNotFound",
509
self.client_not_found,
510
dbus_interface=server_interface,
512
for path, client in mandos_clients.iteritems():
513
client_proxy_object = self.bus.get_object(self.busname,
515
self.add_client(MandosClientWidget(server_proxy_object
518
=client_proxy_object,
528
470
def client_not_found(self, fingerprint, address):
529
self.log_message(("Client with address %s and fingerprint %s"
530
" could not be found" % (address,
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
533
475
def rebuild(self):
534
476
"""This rebuilds the User Interface.
577
524
self.log_wrap = "clip"
578
525
for textwidget in self.log:
579
526
textwidget.set_wrap_mode(self.log_wrap)
580
#self.log_message("Wrap mode: " + self.log_wrap)
527
self.log_message("Wrap mode: {}".format(self.log_wrap),
582
def find_and_remove_client(self, path, name):
583
"""Find an client from its object path and remove it.
530
def find_and_remove_client(self, path, interfaces):
531
"""Find a client by its object path and remove it.
585
This is connected to the ClientRemoved signal from the
533
This is connected to the InterfacesRemoved signal from the
586
534
Mandos server object."""
535
if client_interface not in interfaces:
536
# Not a Mandos client object; ignore
588
539
client = self.clients_dict[path]
542
self.log_message("Unknown client {!r} removed"
592
self.remove_client(client, path)
594
def add_new_client(self, path):
547
def add_new_client(self, path, ifs_and_props):
548
"""Find a client by its object path and remove it.
550
This is connected to the InterfacesAdded signal from the
551
Mandos server object.
553
if client_interface not in ifs_and_props:
554
# Not a Mandos client object; ignore
595
556
client_proxy_object = self.bus.get_object(self.busname, path)
596
557
self.add_client(MandosClientWidget(server_proxy_object
597
558
=self.mandos_serv,
634
593
"""Start the main loop and exit when it's done."""
594
self.bus = dbus.SystemBus()
595
mandos_dbus_objc = self.bus.get_object(
596
self.busname, "/", follow_name_owner_changes=True)
597
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
601
mandos_clients = (self.mandos_serv
602
.GetAllClientsWithProperties())
603
if not mandos_clients:
604
self.log_message_raw(("bold", "Note: Server has no clients."))
605
except dbus.exceptions.DBusException:
606
self.log_message_raw(("bold", "Note: No Mandos server running."))
607
mandos_clients = dbus.Dictionary()
610
.connect_to_signal("InterfacesRemoved",
611
self.find_and_remove_client,
613
= dbus.OBJECT_MANAGER_IFACE,
616
.connect_to_signal("InterfacesAdded",
619
= dbus.OBJECT_MANAGER_IFACE,
622
.connect_to_signal("ClientNotFound",
623
self.client_not_found,
624
dbus_interface=server_interface,
626
for path, client in mandos_clients.items():
627
client_proxy_object = self.bus.get_object(self.busname,
629
self.add_client(MandosClientWidget(server_proxy_object
632
=client_proxy_object,
636
643
self._input_callback_tag = (gobject.io_add_watch
637
644
(sys.stdin.fileno(),