85
83
properties and calls a hook function when any of them are
88
def __init__(self, proxy_object=None, properties=None, **kwargs):
86
def __init__(self, proxy_object=None, *args, **kwargs):
89
87
self.proxy = proxy_object # Mandos Client proxy object
90
self.properties = dict() if properties is None else properties
89
self.properties = dict()
91
90
self.property_changed_match = (
92
self.proxy.connect_to_signal("PropertiesChanged",
93
self.properties_changed,
94
dbus.PROPERTIES_IFACE,
91
self.proxy.connect_to_signal("PropertyChanged",
92
self.property_changed,
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)
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
98
dbus_interface = dbus.PROPERTIES_IFACE))
100
#XXX This breaks good super behaviour
101
# 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.
104
def property_changed(self, property=None, value=None):
105
"""This is called whenever we get a PropertyChanged signal
106
It updates the changed property in the "properties" dict.
109
108
# Update properties dict with new value
110
if interface == client_interface:
111
self.properties.update(properties)
109
self.properties[property] = value
111
def delete(self, *args, **kwargs):
114
112
self.property_changed_match.remove()
113
super(MandosClientPropertyCache, self).__init__(
117
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
130
130
self.logger = logger
132
132
self._update_timer_callback_tag = None
133
self._update_timer_callback_lock = 0
134
self.last_checker_failed = False
134
136
# The widget shown normally
135
137
self._text_widget = urwid.Text("")
136
138
# The widget shown when we have focus
137
139
self._focus_text_widget = urwid.Text("")
138
super(MandosClientWidget, self).__init__(**kwargs)
140
super(MandosClientWidget, self).__init__(
141
update_hook=update_hook, delete_hook=delete_hook,
140
144
self.opened = False
146
last_checked_ok = isoformat_to_datetime(self.properties
148
if last_checked_ok is None:
149
self.last_checker_failed = True
151
self.last_checker_failed = ((datetime.datetime.utcnow()
158
if self.last_checker_failed:
159
self.using_timer(True)
161
if self.need_approval:
162
self.using_timer(True)
142
164
self.match_objects = (
143
165
self.proxy.connect_to_signal("CheckerCompleted",
144
166
self.checker_completed,
161
183
client_interface,
162
184
byte_arrays=True))
163
self.logger('Created client {}'
164
.format(self.properties["Name"]), level=0)
185
#self.logger('Created client %s' % (self.properties["Name"]))
187
def property_changed(self, property=None, value=None):
188
super(self, MandosClientWidget).property_changed(property,
190
if property == "ApprovalPending":
191
using_timer(bool(value))
166
193
def using_timer(self, flag):
167
194
"""Call this method with True or False when timer should be
168
195
activated or deactivated.
170
if flag and self._update_timer_callback_tag is None:
197
old = self._update_timer_callback_lock
199
self._update_timer_callback_lock += 1
201
self._update_timer_callback_lock -= 1
202
if old == 0 and self._update_timer_callback_lock:
171
203
# Will update the shown timer value every second
172
self._update_timer_callback_tag = (GLib.timeout_add
204
self._update_timer_callback_tag = (gobject.timeout_add
174
206
self.update_timer))
175
elif not (flag or self._update_timer_callback_tag is None):
176
GLib.source_remove(self._update_timer_callback_tag)
207
elif old and self._update_timer_callback_lock == 0:
208
gobject.source_remove(self._update_timer_callback_tag)
177
209
self._update_timer_callback_tag = None
179
211
def checker_completed(self, exitstatus, condition, command):
180
212
if exitstatus == 0:
181
self.logger('Checker for client {} (command "{}")'
182
' succeeded'.format(self.properties["Name"],
213
if self.last_checker_failed:
214
self.last_checker_failed = False
215
self.using_timer(False)
216
#self.logger('Checker for client %s (command "%s")'
218
# % (self.properties["Name"], command))
222
if not self.last_checker_failed:
223
self.last_checker_failed = True
224
self.using_timer(True)
187
225
if os.WIFEXITED(condition):
188
self.logger('Checker for client {} (command "{}") failed'
190
.format(self.properties["Name"], command,
191
os.WEXITSTATUS(condition)))
226
self.logger('Checker for client %s (command "%s")'
227
' failed with exit code %s'
228
% (self.properties["Name"], command,
229
os.WEXITSTATUS(condition)))
192
230
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)))
231
self.logger('Checker for client %s (command "%s")'
232
' was killed by signal %s'
233
% (self.properties["Name"], command,
234
os.WTERMSIG(condition)))
235
elif os.WCOREDUMP(condition):
236
self.logger('Checker for client %s (command "%s")'
238
% (self.properties["Name"], command))
240
self.logger('Checker for client %s completed'
199
244
def checker_started(self, command):
200
"""Server signals that a checker started."""
201
self.logger('Client {} started checker "{}"'
202
.format(self.properties["Name"],
245
"""Server signals that a checker started. This could be useful
246
to log in the future. """
247
#self.logger('Client %s started checker "%s"'
248
# % (self.properties["Name"], unicode(command)))
205
251
def got_secret(self):
206
self.logger('Client {} received its secret'
207
.format(self.properties["Name"]))
252
self.last_checker_failed = False
253
self.logger('Client %s received its secret'
254
% self.properties["Name"])
209
256
def need_approval(self, timeout, default):
211
message = 'Client {} needs approval within {} seconds'
258
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"],
260
message = 'Client %s will get its secret in %s seconds'
262
% (self.properties["Name"], timeout/1000))
263
self.using_timer(True)
217
265
def rejected(self, reason):
218
self.logger('Client {} was rejected; reason: {}'
219
.format(self.properties["Name"], reason))
266
self.logger('Client %s was rejected; reason: %s'
267
% (self.properties["Name"], reason))
221
269
def selectable(self):
222
270
"""Make this a "selectable" widget.
259
307
last_approval_request = isoformat_to_datetime(
260
308
self.properties["LastApprovalRequest"])
261
309
if last_approval_request is not None:
262
timer = max(timeout - (datetime.datetime.utcnow()
263
- last_approval_request),
264
datetime.timedelta())
310
timer = timeout - (datetime.datetime.utcnow()
311
- last_approval_request)
266
313
timer = datetime.timedelta()
267
314
if self.properties["ApprovedByDefault"]:
268
message = "Approval in {}. (d)eny?"
315
message = "Approval in %s. (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
317
message = "Denial in %s. (a)pprove?"
318
message = message % unicode(timer).rsplit(".", 1)[0]
319
elif self.last_checker_failed:
320
# When checker has failed, print a timer until client expires
275
321
expires = self.properties["Expires"]
276
322
if expires == "":
277
323
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())
325
expires = datetime.datetime.strptime(expires,
326
'%Y-%m-%dT%H:%M:%S.%f')
327
timer = expires - datetime.datetime.utcnow()
283
328
message = ('A checker has failed! Time until client'
285
.format(str(timer).rsplit(".", 1)[0]))
286
self.using_timer(True)
330
% unicode(timer).rsplit(".", 1)[0])
288
332
message = "enabled"
289
self.using_timer(False)
290
self._text = "{}{}".format(base, message)
333
self._text = "%s%s" % (base, message)
292
335
if not urwid.supports_unicode():
293
336
self._text = self._text.encode("ascii", "replace")
294
337
textlist = [("normal", self._text)]
306
349
self.update_hook()
308
351
def update_timer(self):
309
"""called by GLib. Will indefinitely loop until
310
GLib.source_remove() on tag is called
352
"""called by gobject. Will indefinitely loop until
353
gobject.source_remove() on tag is called"""
313
355
return True # Keep calling this
315
def delete(self, **kwargs):
357
def delete(self, *args, **kwargs):
316
358
if self._update_timer_callback_tag is not None:
317
GLib.source_remove(self._update_timer_callback_tag)
359
gobject.source_remove(self._update_timer_callback_tag)
318
360
self._update_timer_callback_tag = None
319
361
for match in self.match_objects:
321
363
self.match_objects = ()
322
364
if self.delete_hook is not None:
323
365
self.delete_hook(self)
324
return super(MandosClientWidget, self).delete(**kwargs)
366
return super(MandosClientWidget, self).delete(*args, **kwargs)
326
368
def render(self, maxcolrow, focus=False):
327
369
"""Render differently if we have focus.
334
376
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)
378
self.proxy.Enable(dbus_interface = client_interface,
340
self.proxy.Set(client_interface, "Enabled", False,
342
dbus_interface = dbus.PROPERTIES_IFACE)
381
self.proxy.Disable(dbus_interface = client_interface,
344
384
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
345
385
dbus_interface = client_interface,
376
def properties_changed(self, interface, properties, invalidated):
377
"""Call self.update() if any properties changed.
414
def property_changed(self, property=None, value=None,
416
"""Call self.update() if old value is not new value.
378
417
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):
418
property_name = unicode(property)
419
old_value = self.properties.get(property_name)
420
super(MandosClientWidget, self).property_changed(
421
property=property, value=value, *args, **kwargs)
422
if self.properties.get(property_name) != old_value:
411
449
"default", "default", None),
413
"bold", "default", "bold"),
451
"default", "default", "bold"),
414
452
("underline-blink",
415
"underline,blink", "default", "underline,blink"),
453
"default", "default", "underline"),
417
"standout", "default", "standout"),
455
"default", "default", "standout"),
418
456
("bold-underline-blink",
419
"bold,underline,blink", "default", "bold,underline,blink"),
457
"default", "default", ("bold", "underline")),
420
458
("bold-standout",
421
"bold,standout", "default", "bold,standout"),
459
"default", "default", ("bold", "standout")),
422
460
("underline-blink-standout",
423
"underline,blink,standout", "default",
424
"underline,blink,standout"),
461
"default", "default", ("underline", "standout")),
425
462
("bold-underline-blink-standout",
426
"bold,underline,blink,standout", "default",
427
"bold,underline,blink,standout"),
463
"default", "default", ("bold", "underline",
430
467
if urwid.supports_unicode():
486
521
self.uilist.append(self.logbox)
487
522
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:
524
def log_message(self, message):
493
525
timestamp = datetime.datetime.now().isoformat()
494
self.log_message_raw("{}: {}".format(timestamp, message),
526
self.log_message_raw(timestamp + ": " + message)
497
def log_message_raw(self, markup, level=1):
528
def log_message_raw(self, markup):
498
529
"""Add a log message to the log buffer."""
499
if level < self.log_level:
501
530
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
531
if (self.max_log_length
503
532
and len(self.log) > self.max_log_length):
522
551
self.log_wrap = "clip"
523
552
for textwidget in self.log:
524
553
textwidget.set_wrap_mode(self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
554
#self.log_message("Wrap mode: " + self.log_wrap)
528
def find_and_remove_client(self, path, interfaces):
556
def find_and_remove_client(self, path, name):
529
557
"""Find a client by its object path and remove it.
531
This is connected to the InterfacesRemoved signal from the
559
This is connected to the ClientRemoved signal from the
532
560
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
537
562
client = self.clients_dict[path]
540
self.log_message("Unknown client {!r} removed"
565
self.log_message("Unknown client %r (%r) removed", name,
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
570
def add_new_client(self, path):
554
571
client_proxy_object = self.bus.get_object(self.busname, path)
555
572
self.add_client(MandosClientWidget(server_proxy_object
556
573
=self.mandos_serv,
599
618
mandos_clients = (self.mandos_serv
600
619
.GetAllClientsWithProperties())
601
if not mandos_clients:
602
self.log_message_raw(("bold", "Note: Server has no clients."))
603
620
except dbus.exceptions.DBusException:
604
self.log_message_raw(("bold", "Note: No Mandos server running."))
605
621
mandos_clients = dbus.Dictionary()
607
623
(self.mandos_serv
608
.connect_to_signal("InterfacesRemoved",
624
.connect_to_signal("ClientRemoved",
609
625
self.find_and_remove_client,
611
= dbus.OBJECT_MANAGER_IFACE,
626
dbus_interface=server_interface,
612
627
byte_arrays=True))
613
628
(self.mandos_serv
614
.connect_to_signal("InterfacesAdded",
629
.connect_to_signal("ClientAdded",
615
630
self.add_new_client,
617
= dbus.OBJECT_MANAGER_IFACE,
631
dbus_interface=server_interface,
618
632
byte_arrays=True))
619
633
(self.mandos_serv
620
634
.connect_to_signal("ClientNotFound",
621
635
self.client_not_found,
622
636
dbus_interface=server_interface,
623
637
byte_arrays=True))
624
for path, client in mandos_clients.items():
638
for path, client in mandos_clients.iteritems():
625
639
client_proxy_object = self.bus.get_object(self.busname,
627
641
self.add_client(MandosClientWidget(server_proxy_object