57
55
domain = 'se.recompile'
58
56
server_interface = domain + '.Mandos'
59
57
client_interface = domain + '.Mandos.Client'
63
dbus.OBJECT_MANAGER_IFACE
64
except AttributeError:
65
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
60
# Always run in monochrome mode
61
urwid.curses_display.curses.has_colors = lambda : False
63
# Urwid doesn't support blinking, but we want it. Since we have no
64
# use for underline on its own, we make underline also always blink.
65
urwid.curses_display.curses.A_UNDERLINE |= (
66
urwid.curses_display.curses.A_BLINK)
67
68
def isoformat_to_datetime(iso):
68
69
"Parse an ISO 8601 date string to a datetime.datetime()"
103
104
super(MandosClientPropertyCache, self).__init__(**kwargs)
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.
106
def _property_changed(self, property, value):
107
"""Helper which takes positional arguments"""
108
return self.property_changed(property=property, value=value)
110
def property_changed(self, property=None, value=None):
111
"""This is called whenever we get a PropertyChanged signal
112
It updates the changed property in the "properties" dict.
109
114
# Update properties dict with new value
110
if interface == client_interface:
111
self.properties.update(properties)
115
self.properties[property] = value
113
117
def delete(self):
114
118
self.property_changed_match.remove()
161
175
client_interface,
162
176
byte_arrays=True))
163
self.logger('Created client {}'
164
.format(self.properties["Name"]), level=0)
177
#self.logger('Created client {0}'
178
# .format(self.properties["Name"]))
180
def property_changed(self, property=None, value=None):
181
super(self, MandosClientWidget).property_changed(property,
183
if property == "ApprovalPending":
184
using_timer(bool(value))
185
if property == "LastCheckerStatus":
186
using_timer(value != 0)
187
#self.logger('Checker for client {0} (command "{1}") was '
188
# ' successful'.format(self.properties["Name"],
166
191
def using_timer(self, flag):
167
192
"""Call this method with True or False when timer should be
168
193
activated or deactivated.
170
if flag and self._update_timer_callback_tag is None:
195
old = self._update_timer_callback_lock
197
self._update_timer_callback_lock += 1
199
self._update_timer_callback_lock -= 1
200
if old == 0 and self._update_timer_callback_lock:
171
201
# Will update the shown timer value every second
172
self._update_timer_callback_tag = (GLib.timeout_add
202
self._update_timer_callback_tag = (gobject.timeout_add
174
204
self.update_timer))
175
elif not (flag or self._update_timer_callback_tag is None):
176
GLib.source_remove(self._update_timer_callback_tag)
205
elif old and self._update_timer_callback_lock == 0:
206
gobject.source_remove(self._update_timer_callback_tag)
177
207
self._update_timer_callback_tag = None
179
209
def checker_completed(self, exitstatus, condition, command):
180
210
if exitstatus == 0:
181
self.logger('Checker for client {} (command "{}")'
182
' succeeded'.format(self.properties["Name"],
187
214
if os.WIFEXITED(condition):
188
self.logger('Checker for client {} (command "{}") failed'
215
self.logger('Checker for client {0} (command "{1}")'
216
' failed with exit code {2}'
190
217
.format(self.properties["Name"], command,
191
218
os.WEXITSTATUS(condition)))
192
219
elif os.WIFSIGNALED(condition):
193
self.logger('Checker for client {} (command "{}") was'
194
' killed by signal {}'
220
self.logger('Checker for client {0} (command "{1}") was'
221
' killed by signal {2}'
195
222
.format(self.properties["Name"], command,
196
223
os.WTERMSIG(condition)))
224
elif os.WCOREDUMP(condition):
225
self.logger('Checker for client {0} (command "{1}")'
227
.format(self.properties["Name"], command))
229
self.logger('Checker for client {0} completed'
231
.format(self.properties["Name"]))
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
"""Server signals that a checker started. This could be useful
236
to log in the future. """
237
#self.logger('Client {0} started checker "{1}"'
238
# .format(self.properties["Name"],
205
242
def got_secret(self):
206
self.logger('Client {} received its secret'
243
self.logger('Client {0} received its secret'
207
244
.format(self.properties["Name"]))
209
246
def need_approval(self, timeout, default):
211
message = 'Client {} needs approval within {} seconds'
248
message = 'Client {0} needs approval within {1} seconds'
213
message = 'Client {} will get its secret in {} seconds'
250
message = 'Client {0} will get its secret in {1} seconds'
214
251
self.logger(message.format(self.properties["Name"],
253
self.using_timer(True)
217
255
def rejected(self, reason):
218
self.logger('Client {} was rejected; reason: {}'
256
self.logger('Client {0} was rejected; reason: {1}'
219
257
.format(self.properties["Name"], reason))
221
259
def selectable(self):
259
296
last_approval_request = isoformat_to_datetime(
260
297
self.properties["LastApprovalRequest"])
261
298
if last_approval_request is not None:
262
timer = max(timeout - (datetime.datetime.utcnow()
263
- last_approval_request),
264
datetime.timedelta())
299
timer = timeout - (datetime.datetime.utcnow()
300
- last_approval_request)
266
302
timer = datetime.timedelta()
267
303
if self.properties["ApprovedByDefault"]:
268
message = "Approval in {}. (d)eny?"
304
message = "Approval in {0}. (d)eny?"
270
message = "Denial in {}. (a)pprove?"
271
message = message.format(str(timer).rsplit(".", 1)[0])
272
self.using_timer(True)
306
message = "Denial in {0}. (a)pprove?"
307
message = message.format(unicode(timer).rsplit(".", 1)[0])
273
308
elif self.properties["LastCheckerStatus"] != 0:
274
309
# When checker has failed, show timer until client expires
275
310
expires = self.properties["Expires"]
279
314
expires = (datetime.datetime.strptime
280
315
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
281
timer = max(expires - datetime.datetime.utcnow(),
282
datetime.timedelta())
316
timer = expires - datetime.datetime.utcnow()
283
317
message = ('A checker has failed! Time until client'
285
.format(str(timer).rsplit(".", 1)[0]))
286
self.using_timer(True)
318
' gets disabled: {0}'
319
.format(unicode(timer).rsplit(".", 1)[0]))
288
321
message = "enabled"
289
self.using_timer(False)
290
self._text = "{}{}".format(base, message)
322
self._text = "{0}{1}".format(base, message)
292
324
if not urwid.supports_unicode():
293
325
self._text = self._text.encode("ascii", "replace")
294
326
textlist = [("normal", self._text)]
334
365
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)
367
self.proxy.Enable(dbus_interface = client_interface,
340
self.proxy.Set(client_interface, "Enabled", False,
342
dbus_interface = dbus.PROPERTIES_IFACE)
370
self.proxy.Disable(dbus_interface = client_interface,
344
373
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
345
374
dbus_interface = client_interface,
354
383
ignore_reply=True)
356
self.proxy.Set(client_interface, "CheckerRunning",
357
dbus.Boolean(True), ignore_reply = True,
358
dbus_interface = dbus.PROPERTIES_IFACE)
385
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)
388
self.proxy.StopChecker(dbus_interface = client_interface,
364
391
self.proxy.CheckedOK(dbus_interface = client_interface,
365
392
ignore_reply=True)
376
def properties_changed(self, interface, properties, invalidated):
377
"""Call self.update() if any properties changed.
403
def property_changed(self, property=None, **kwargs):
404
"""Call self.update() if old value is not new value.
378
405
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):
406
property_name = unicode(property)
407
old_value = self.properties.get(property_name)
408
super(MandosClientWidget, self).property_changed(
409
property=property, **kwargs)
410
if self.properties.get(property_name) != old_value:
411
437
"default", "default", None),
413
"bold", "default", "bold"),
439
"default", "default", "bold"),
414
440
("underline-blink",
415
"underline,blink", "default", "underline,blink"),
441
"default", "default", "underline"),
417
"standout", "default", "standout"),
443
"default", "default", "standout"),
418
444
("bold-underline-blink",
419
"bold,underline,blink", "default", "bold,underline,blink"),
445
"default", "default", ("bold", "underline")),
420
446
("bold-standout",
421
"bold,standout", "default", "bold,standout"),
447
"default", "default", ("bold", "standout")),
422
448
("underline-blink-standout",
423
"underline,blink,standout", "default",
424
"underline,blink,standout"),
449
"default", "default", ("underline", "standout")),
425
450
("bold-underline-blink-standout",
426
"bold,underline,blink,standout", "default",
427
"bold,underline,blink,standout"),
451
"default", "default", ("bold", "underline",
430
455
if urwid.supports_unicode():
486
509
self.uilist.append(self.logbox)
487
510
self.topwidget = urwid.Pile(self.uilist)
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
512
def log_message(self, message):
493
513
timestamp = datetime.datetime.now().isoformat()
494
self.log_message_raw("{}: {}".format(timestamp, message),
514
self.log_message_raw(timestamp + ": " + message)
497
def log_message_raw(self, markup, level=1):
516
def log_message_raw(self, markup):
498
517
"""Add a log message to the log buffer."""
499
if level < self.log_level:
501
518
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
519
if (self.max_log_length
503
520
and len(self.log) > self.max_log_length):
522
539
self.log_wrap = "clip"
523
540
for textwidget in self.log:
524
541
textwidget.set_wrap_mode(self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
542
#self.log_message("Wrap mode: " + self.log_wrap)
528
def find_and_remove_client(self, path, interfaces):
544
def find_and_remove_client(self, path, name):
529
545
"""Find a client by its object path and remove it.
531
This is connected to the InterfacesRemoved signal from the
547
This is connected to the ClientRemoved signal from the
532
548
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
537
550
client = self.clients_dict[path]
540
self.log_message("Unknown client {!r} removed"
553
self.log_message("Unknown client {0!r} ({1!r}) removed"
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
558
def add_new_client(self, path):
554
559
client_proxy_object = self.bus.get_object(self.busname, path)
555
560
self.add_client(MandosClientWidget(server_proxy_object
556
561
=self.mandos_serv,
599
606
mandos_clients = (self.mandos_serv
600
607
.GetAllClientsWithProperties())
601
if not mandos_clients:
602
self.log_message_raw(("bold", "Note: Server has no clients."))
603
608
except dbus.exceptions.DBusException:
604
self.log_message_raw(("bold", "Note: No Mandos server running."))
605
609
mandos_clients = dbus.Dictionary()
607
611
(self.mandos_serv
608
.connect_to_signal("InterfacesRemoved",
612
.connect_to_signal("ClientRemoved",
609
613
self.find_and_remove_client,
611
= dbus.OBJECT_MANAGER_IFACE,
614
dbus_interface=server_interface,
612
615
byte_arrays=True))
613
616
(self.mandos_serv
614
.connect_to_signal("InterfacesAdded",
617
.connect_to_signal("ClientAdded",
615
618
self.add_new_client,
617
= dbus.OBJECT_MANAGER_IFACE,
619
dbus_interface=server_interface,
618
620
byte_arrays=True))
619
621
(self.mandos_serv
620
622
.connect_to_signal("ClientNotFound",
621
623
self.client_not_found,
622
624
dbus_interface=server_interface,
623
625
byte_arrays=True))
624
for path, client in mandos_clients.items():
626
for path, client in mandos_clients.iteritems():
625
627
client_proxy_object = self.bus.get_object(self.busname,
627
629
self.add_client(MandosClientWidget(server_proxy_object