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- Committer: Teddy Hogeborn
- Date: 2012-01-01 20:45:53 UTC
- Revision ID: teddy@recompile.se-20120101204553-f1zlty873gswtf5n
* README: Hint that the intro(8mandos) manual page is in the server
package.
package.
- files removed:
- debian/mandos-client.examples
- debian/upstream
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2016 Teddy Hogeborn
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# Copyright © 2009-2016 Björn Påhlsson
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# Copyright © 2009-2012 Teddy Hogeborn
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# Copyright © 2009-2012 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
30
except ImportError:
31
pass
32
27
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28
import sys
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import os
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import signal
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import datetime
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
42
try:
43
import gobject
44
except ImportError:
45
from gi.repository import GObject as gobject
38
import gobject
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39
47
40
import dbus
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41
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import UserList
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import locale
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if sys.version_info.major == 2:
52
str = unicode
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54
46
locale.setlocale(locale.LC_ALL, '')
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47
56
48
import logging
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52
domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.7.1"
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try:
66
dbus.OBJECT_MANAGER_IFACE
67
except AttributeError:
68
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
55
version = "1.5.0"
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# Always run in monochrome mode
58
urwid.curses_display.curses.has_colors = lambda : False
59
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# Urwid doesn't support blinking, but we want it. Since we have no
61
# use for underline on its own, we make underline also always blink.
62
urwid.curses_display.curses.A_UNDERLINE |= (
63
urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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66
"Parse an ISO 8601 date string to a datetime.datetime()"
88
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properties and calls a hook function when any of them are
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84
changed.
90
85
"""
91
def __init__(self, proxy_object=None, properties=None, **kwargs):
86
def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
93
self.properties = dict() if properties is None else properties
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self.properties = dict()
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self.property_changed_match = (
95
self.proxy.connect_to_signal("PropertiesChanged",
96
self.properties_changed,
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dbus.PROPERTIES_IFACE,
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True))
99
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if properties is None:
101
self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface
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= dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
101
# super(MandosClientPropertyCache, self).__init__(
102
# *args, **kwargs)
107
103
108
def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
110
It updates the changed properties in the "properties" dict.
104
def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
106
It updates the changed property in the "properties" dict.
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107
"""
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# Update properties dict with new value
113
if interface == client_interface:
114
self.properties.update(properties)
109
self.properties[property] = value
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def delete(self):
111
def delete(self, *args, **kwargs):
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112
self.property_changed_match.remove()
113
super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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115
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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119
"""
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def __init__(self, server_proxy_object=None, update_hook=None,
125
delete_hook=None, logger=None, **kwargs):
122
delete_hook=None, logger=None, *args, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.logger = logger
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self._update_timer_callback_tag = None
133
self._update_timer_callback_lock = 0
134
self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(**kwargs)
140
super(MandosClientWidget, self).__init__(
141
update_hook=update_hook, delete_hook=delete_hook,
142
*args, **kwargs)
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self.update()
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self.opened = False
144
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last_checked_ok = isoformat_to_datetime(self.properties
147
["LastCheckedOK"])
148
if last_checked_ok is None:
149
self.last_checker_failed = True
150
else:
151
self.last_checker_failed = ((datetime.datetime.utcnow()
152
- last_checked_ok)
153
> datetime.timedelta
154
(milliseconds=
155
self.properties
156
["Interval"]))
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if self.last_checker_failed:
159
self.using_timer(True)
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if self.need_approval:
162
self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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self.rejected,
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client_interface,
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byte_arrays=True))
166
self.logger('Created client {}'
167
.format(self.properties["Name"]), level=0)
185
#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
188
super(self, MandosClientWidget).property_changed(property,
189
value)
190
if property == "ApprovalPending":
191
using_timer(bool(value))
192
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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195
activated or deactivated.
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"""
173
if flag and self._update_timer_callback_tag is None:
197
old = self._update_timer_callback_lock
198
if flag:
199
self._update_timer_callback_lock += 1
200
else:
201
self._update_timer_callback_lock -= 1
202
if old == 0 and self._update_timer_callback_lock:
174
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# Will update the shown timer value every second
175
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self._update_timer_callback_tag = (gobject.timeout_add
176
205
(1000,
177
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self.update_timer))
178
elif not (flag or self._update_timer_callback_tag is None):
207
elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
180
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self._update_timer_callback_tag = None
181
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def checker_completed(self, exitstatus, condition, command):
183
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if exitstatus == 0:
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
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")'
217
# ' was successful'
218
# % (self.properties["Name"], command))
187
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self.update()
188
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return
189
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# Checker failed
222
if not self.last_checker_failed:
223
self.last_checker_failed = True
224
self.using_timer(True)
190
225
if os.WIFEXITED(condition):
191
self.logger('Checker for client {} (command "{}") failed'
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' with exit code {}'
193
.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
226
self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
228
% (self.properties["Name"], command,
229
os.WEXITSTATUS(condition)))
195
230
elif os.WIFSIGNALED(condition):
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
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")'
237
' dumped core'
238
% (self.properties["Name"], command))
239
else:
240
self.logger('Checker for client %s completed'
241
' mysteriously')
200
242
self.update()
201
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202
244
def checker_started(self, command):
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
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)))
249
pass
207
250
208
251
def got_secret(self):
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
252
self.last_checker_failed = False
253
self.logger('Client %s received its secret'
254
% self.properties["Name"])
211
255
212
256
def need_approval(self, timeout, default):
213
257
if not default:
214
message = 'Client {} needs approval within {} seconds'
258
message = 'Client %s needs approval within %s seconds'
215
259
else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
260
message = 'Client %s will get its secret in %s seconds'
261
self.logger(message
262
% (self.properties["Name"], timeout/1000))
263
self.using_timer(True)
219
264
220
265
def rejected(self, reason):
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
266
self.logger('Client %s was rejected; reason: %s'
267
% (self.properties["Name"], reason))
223
268
224
269
def selectable(self):
225
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"""Make this a "selectable" widget.
247
292
"bold-underline-blink":
248
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"bold-underline-blink-standout",
249
294
}
250
295
251
296
# Rebuild focus and non-focus widgets using current properties
252
297
253
298
# Base part of a client. Name!
254
base = '{name}: '.format(name=self.properties["Name"])
299
base = ('%(name)s: '
300
% {"name": self.properties["Name"]})
255
301
if not self.properties["Enabled"]:
256
302
message = "DISABLED"
257
self.using_timer(False)
258
303
elif self.properties["ApprovalPending"]:
259
304
timeout = datetime.timedelta(milliseconds
260
305
= self.properties
262
307
last_approval_request = isoformat_to_datetime(
263
308
self.properties["LastApprovalRequest"])
264
309
if last_approval_request is not None:
265
timer = max(timeout - (datetime.datetime.utcnow()
266
- last_approval_request),
267
datetime.timedelta())
310
timer = timeout - (datetime.datetime.utcnow()
311
- last_approval_request)
268
312
else:
269
313
timer = datetime.timedelta()
270
314
if self.properties["ApprovedByDefault"]:
271
message = "Approval in {}. (d)eny?"
315
message = "Approval in %s. (d)eny?"
272
316
else:
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
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
278
321
expires = self.properties["Expires"]
279
322
if expires == "":
280
323
timer = datetime.timedelta(0)
281
324
else:
282
expires = (datetime.datetime.strptime
283
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
284
timer = max(expires - datetime.datetime.utcnow(),
285
datetime.timedelta())
325
expires = datetime.datetime.strptime(expires,
326
'%Y-%m-%dT%H:%M:%S.%f')
327
timer = expires - datetime.datetime.utcnow()
286
328
message = ('A checker has failed! Time until client'
287
' gets disabled: {}'
288
.format(str(timer).rsplit(".", 1)[0]))
289
self.using_timer(True)
329
' gets disabled: %s'
330
% unicode(timer).rsplit(".", 1)[0])
290
331
else:
291
332
message = "enabled"
292
self.using_timer(False)
293
self._text = "{}{}".format(base, message)
294
333
self._text = "%s%s" % (base, message)
334
295
335
if not urwid.supports_unicode():
296
336
self._text = self._text.encode("ascii", "replace")
297
337
textlist = [("normal", self._text)]
314
354
self.update()
315
355
return True # Keep calling this
316
356
317
def delete(self, **kwargs):
357
def delete(self, *args, **kwargs):
318
358
if self._update_timer_callback_tag is not None:
319
359
gobject.source_remove(self._update_timer_callback_tag)
320
360
self._update_timer_callback_tag = None
323
363
self.match_objects = ()
324
364
if self.delete_hook is not None:
325
365
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
366
return super(MandosClientWidget, self).delete(*args, **kwargs)
327
367
328
368
def render(self, maxcolrow, focus=False):
329
369
"""Render differently if we have focus.
335
375
"""Handle keys.
336
376
This overrides the method from urwid.FlowWidget"""
337
377
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply = True,
340
dbus_interface = dbus.PROPERTIES_IFACE)
378
self.proxy.Enable(dbus_interface = client_interface,
379
ignore_reply=True)
341
380
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply = True,
344
dbus_interface = dbus.PROPERTIES_IFACE)
381
self.proxy.Disable(dbus_interface = client_interface,
382
ignore_reply=True)
345
383
elif key == "a":
346
384
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
385
dbus_interface = client_interface,
355
393
.object_path,
356
394
ignore_reply=True)
357
395
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply = True,
360
dbus_interface = dbus.PROPERTIES_IFACE)
396
self.proxy.StartChecker(dbus_interface = client_interface,
397
ignore_reply=True)
361
398
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply = True,
364
dbus_interface = dbus.PROPERTIES_IFACE)
399
self.proxy.StopChecker(dbus_interface = client_interface,
400
ignore_reply=True)
365
401
elif key == "C":
366
402
self.proxy.CheckedOK(dbus_interface = client_interface,
367
403
ignore_reply=True)
375
411
else:
376
412
return key
377
413
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
414
def property_changed(self, property=None, value=None,
415
*args, **kwargs):
416
"""Call self.update() if old value is not new value.
380
417
This overrides the method from MandosClientPropertyCache"""
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):
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:
387
423
self.update()
388
424
389
425
392
428
"down" key presses, thus not allowing any containing widgets to
393
429
use them as an excuse to shift focus away from this widget.
394
430
"""
395
def keypress(self, *args, **kwargs):
396
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
431
def keypress(self, maxcolrow, key):
432
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
397
433
if ret in ("up", "down"):
398
434
return
399
435
return ret
403
439
"""This is the entire user interface - the whole screen
404
440
with boxes, lists of client widgets, etc.
405
441
"""
406
def __init__(self, max_log_length=1000, log_level=1):
442
def __init__(self, max_log_length=1000):
407
443
DBusGMainLoop(set_as_default=True)
408
444
409
445
self.screen = urwid.curses_display.Screen()
412
448
("normal",
413
449
"default", "default", None),
414
450
("bold",
415
"bold", "default", "bold"),
451
"default", "default", "bold"),
416
452
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
453
"default", "default", "underline"),
418
454
("standout",
419
"standout", "default", "standout"),
455
"default", "default", "standout"),
420
456
("bold-underline-blink",
421
"bold,underline,blink", "default", "bold,underline,blink"),
457
"default", "default", ("bold", "underline")),
422
458
("bold-standout",
423
"bold,standout", "default", "bold,standout"),
459
"default", "default", ("bold", "standout")),
424
460
("underline-blink-standout",
425
"underline,blink,standout", "default",
426
"underline,blink,standout"),
461
"default", "default", ("underline", "standout")),
427
462
("bold-underline-blink-standout",
428
"bold,underline,blink,standout", "default",
429
"bold,underline,blink,standout"),
463
"default", "default", ("bold", "underline",
464
"standout")),
430
465
))
431
466
432
467
if urwid.supports_unicode():
447
482
self.log = []
448
483
self.max_log_length = max_log_length
449
484
450
self.log_level = log_level
451
452
485
# We keep a reference to the log widget so we can remove it
453
486
# from the ListWalker without it getting destroyed
454
487
self.logbox = ConstrainedListBox(self.log)
468
501
self.main_loop = gobject.MainLoop()
469
502
470
503
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
504
self.log_message(("Client with address %s and fingerprint %s"
505
" could not be found" % (address,
506
fingerprint)))
474
507
475
508
def rebuild(self):
476
509
"""This rebuilds the User Interface.
488
521
self.uilist.append(self.logbox)
489
522
self.topwidget = urwid.Pile(self.uilist)
490
523
491
def log_message(self, message, level=1):
492
"""Log message formatted with timestamp"""
493
if level < self.log_level:
494
return
524
def log_message(self, message):
495
525
timestamp = datetime.datetime.now().isoformat()
496
self.log_message_raw("{}: {}".format(timestamp, message),
497
level=level)
526
self.log_message_raw(timestamp + ": " + message)
498
527
499
def log_message_raw(self, markup, level=1):
528
def log_message_raw(self, markup):
500
529
"""Add a log message to the log buffer."""
501
if level < self.log_level:
502
return
503
530
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
504
531
if (self.max_log_length
505
532
and len(self.log) > self.max_log_length):
512
539
"""Toggle visibility of the log buffer."""
513
540
self.log_visible = not self.log_visible
514
541
self.rebuild()
515
self.log_message("Log visibility changed to: {}"
516
.format(self.log_visible), level=0)
542
#self.log_message("Log visibility changed to: "
543
# + unicode(self.log_visible))
517
544
518
545
def change_log_display(self):
519
546
"""Change type of log display.
524
551
self.log_wrap = "clip"
525
552
for textwidget in self.log:
526
553
textwidget.set_wrap_mode(self.log_wrap)
527
self.log_message("Wrap mode: {}".format(self.log_wrap),
528
level=0)
554
#self.log_message("Wrap mode: " + self.log_wrap)
529
555
530
def find_and_remove_client(self, path, interfaces):
556
def find_and_remove_client(self, path, name):
531
557
"""Find a client by its object path and remove it.
532
558
533
This is connected to the InterfacesRemoved signal from the
559
This is connected to the ClientRemoved signal from the
534
560
Mandos server object."""
535
if client_interface not in interfaces:
536
# Not a Mandos client object; ignore
537
return
538
561
try:
539
562
client = self.clients_dict[path]
540
563
except KeyError:
541
564
# not found?
542
self.log_message("Unknown client {!r} removed"
543
.format(path))
565
self.log_message("Unknown client %r (%r) removed", name,
566
path)
544
567
return
545
568
client.delete()
546
569
547
def add_new_client(self, path, ifs_and_props):
548
"""Find a client by its object path and remove it.
549
550
This is connected to the InterfacesAdded signal from the
551
Mandos server object.
552
"""
553
if client_interface not in ifs_and_props:
554
# Not a Mandos client object; ignore
555
return
570
def add_new_client(self, path):
556
571
client_proxy_object = self.bus.get_object(self.busname, path)
557
572
self.add_client(MandosClientWidget(server_proxy_object
558
573
=self.mandos_serv,
563
578
delete_hook
564
579
=self.remove_client,
565
580
logger
566
=self.log_message,
567
properties
568
= dict(ifs_and_props[
569
client_interface])),
581
=self.log_message),
570
582
path=path)
571
583
572
584
def add_client(self, client, path=None):
574
586
if path is None:
575
587
path = client.proxy.object_path
576
588
self.clients_dict[path] = client
577
self.clients.sort(key=lambda c: c.properties["Name"])
589
self.clients.sort(None, lambda c: c.properties["Name"])
578
590
self.refresh()
579
591
580
592
def remove_client(self, client, path=None):
582
594
if path is None:
583
595
path = client.proxy.object_path
584
596
del self.clients_dict[path]
597
if not self.clients_dict:
598
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
599
# is completely emptied, we need to recreate it.
600
self.clients = urwid.SimpleListWalker([])
601
self.rebuild()
585
602
self.refresh()
586
603
587
604
def refresh(self):
600
617
try:
601
618
mandos_clients = (self.mandos_serv
602
619
.GetAllClientsWithProperties())
603
if not mandos_clients:
604
self.log_message_raw(("bold", "Note: Server has no clients."))
605
620
except dbus.exceptions.DBusException:
606
self.log_message_raw(("bold", "Note: No Mandos server running."))
607
621
mandos_clients = dbus.Dictionary()
608
622
609
623
(self.mandos_serv
610
.connect_to_signal("InterfacesRemoved",
624
.connect_to_signal("ClientRemoved",
611
625
self.find_and_remove_client,
612
dbus_interface
613
= dbus.OBJECT_MANAGER_IFACE,
626
dbus_interface=server_interface,
614
627
byte_arrays=True))
615
628
(self.mandos_serv
616
.connect_to_signal("InterfacesAdded",
629
.connect_to_signal("ClientAdded",
617
630
self.add_new_client,
618
dbus_interface
619
= dbus.OBJECT_MANAGER_IFACE,
631
dbus_interface=server_interface,
620
632
byte_arrays=True))
621
633
(self.mandos_serv
622
634
.connect_to_signal("ClientNotFound",
623
635
self.client_not_found,
624
636
dbus_interface=server_interface,
625
637
byte_arrays=True))
626
for path, client in mandos_clients.items():
638
for path, client in mandos_clients.iteritems():
627
639
client_proxy_object = self.bus.get_object(self.busname,
628
640
path)
629
641
self.add_client(MandosClientWidget(server_proxy_object
638
650
logger
639
651
=self.log_message),
640
652
path=path)
641
653
642
654
self.refresh()
643
655
self._input_callback_tag = (gobject.io_add_watch
644
656
(sys.stdin.fileno(),
676
688
elif key == "window resize":
677
689
self.size = self.screen.get_cols_rows()
678
690
self.refresh()
679
elif key == "ctrl l":
680
self.screen.clear()
691
elif key == "\f": # Ctrl-L
681
692
self.refresh()
682
693
elif key == "l" or key == "D":
683
694
self.toggle_log_display()
695
706
"?: Help",
696
707
"l: Log window toggle",
697
708
"TAB: Switch window",
698
"w: Wrap (log lines)",
699
"v: Toggle verbose log",
700
))))
709
"w: Wrap (log)"))))
701
710
self.log_message_raw(("bold",
702
711
" "
703
712
.join(("Clients:",
716
725
else:
717
726
self.topwidget.set_focus(self.logbox)
718
727
self.refresh()
719
elif key == "v":
720
if self.log_level == 0:
721
self.log_level = 1
722
self.log_message("Verbose mode: Off")
723
else:
724
self.log_level = 0
725
self.log_message("Verbose mode: On")
726
728
#elif (key == "end" or key == "meta >" or key == "G"
727
729
# or key == ">"):
728
730
# pass # xxx end-of-buffer
751
753
ui.run()
752
754
except KeyboardInterrupt:
753
755
ui.screen.stop()
754
except Exception as e:
755
ui.log_message(str(e))
756
except Exception, e:
757
ui.log_message(unicode(e))
756
758
ui.screen.stop()
757
759
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0