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- Committer: teddy at bsnet
- Date: 2011-03-21 19:34:39 UTC
- Revision ID: teddy@fukt.bsnet.se-20110321193439-lkj3kwvhmujd8lwv
* plugins.d/mandos-client.c (good_interface): Reject non-ARP
interfaces.
interfaces.
- files added:
- DBUS-API
- debian/source
- files removed:
- plugins.d/plymouth
- files modified:
- .bzrignore
added
removed
mandos
11
11
# "AvahiService" class, and some lines in "main".
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#
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# Everything else is
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# Copyright © 2008,2009 Teddy Hogeborn
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# Copyright © 2008,2009 Björn Påhlsson
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# Copyright © 2008-2011 Teddy Hogeborn
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# Copyright © 2008-2011 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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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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from __future__ import division, with_statement, absolute_import
34
from __future__ import (division, absolute_import, print_function,
35
unicode_literals)
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import SocketServer as socketserver
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import socket
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import optparse
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import argparse
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import datetime
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import errno
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import gnutls.crypto
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SO_BINDTODEVICE = None
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version = "1.0.14"
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version = "1.3.0"
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#logger = logging.getLogger(u'mandos')
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logger = logging.Logger(u'mandos')
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#logger = logging.getLogger('mandos')
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logger = logging.Logger('mandos')
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syslogger = (logging.handlers.SysLogHandler
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(facility = logging.handlers.SysLogHandler.LOG_DAEMON,
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address = "/dev/log"))
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address = str("/dev/log")))
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syslogger.setFormatter(logging.Formatter
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(u'Mandos [%(process)d]: %(levelname)s:'
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u' %(message)s'))
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('Mandos [%(process)d]: %(levelname)s:'
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' %(message)s'))
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logger.addHandler(syslogger)
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console = logging.StreamHandler()
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console.setFormatter(logging.Formatter(u'%(name)s [%(process)d]:'
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u' %(levelname)s:'
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u' %(message)s'))
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console.setFormatter(logging.Formatter('%(name)s [%(process)d]:'
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' %(levelname)s:'
100
' %(message)s'))
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logger.addHandler(console)
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class AvahiError(Exception):
119
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Attributes:
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interface: integer; avahi.IF_UNSPEC or an interface index.
121
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Used to optionally bind to the specified interface.
122
name: string; Example: u'Mandos'
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type: string; Example: u'_mandos._tcp'.
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name: string; Example: 'Mandos'
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type: string; Example: '_mandos._tcp'.
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125
See <http://www.dns-sd.org/ServiceTypes.html>
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port: integer; what port to announce
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TXT: list of strings; TXT record for the service
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"""
136
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def __init__(self, interface = avahi.IF_UNSPEC, name = None,
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servicetype = None, port = None, TXT = None,
138
domain = u"", host = u"", max_renames = 32768,
139
domain = "", host = "", max_renames = 32768,
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protocol = avahi.PROTO_UNSPEC, bus = None):
140
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self.interface = interface
141
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self.name = name
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def rename(self):
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"""Derived from the Avahi example code"""
155
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if self.rename_count >= self.max_renames:
156
logger.critical(u"No suitable Zeroconf service name found"
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u" after %i retries, exiting.",
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logger.critical("No suitable Zeroconf service name found"
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" after %i retries, exiting.",
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self.rename_count)
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raise AvahiServiceError(u"Too many renames")
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raise AvahiServiceError("Too many renames")
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self.name = unicode(self.server.GetAlternativeServiceName(self.name))
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logger.info(u"Changing Zeroconf service name to %r ...",
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logger.info("Changing Zeroconf service name to %r ...",
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self.name)
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syslogger.setFormatter(logging.Formatter
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(u'Mandos (%s) [%%(process)d]:'
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u' %%(levelname)s: %%(message)s'
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('Mandos (%s) [%%(process)d]:'
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' %%(levelname)s: %%(message)s'
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167
% self.name))
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self.remove()
168
self.add()
169
try:
170
self.add()
171
except dbus.exceptions.DBusException, error:
172
logger.critical("DBusException: %s", error)
173
self.cleanup()
174
os._exit(1)
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self.rename_count += 1
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def remove(self):
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"""Derived from the Avahi example code"""
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self.group.connect_to_signal('StateChanged',
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self
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.entry_group_state_changed)
184
logger.debug(u"Adding Zeroconf service '%s' of type '%s' ...",
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logger.debug("Adding Zeroconf service '%s' of type '%s' ...",
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self.name, self.type)
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self.group.AddService(
187
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self.interface,
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self.group.Commit()
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def entry_group_state_changed(self, state, error):
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"""Derived from the Avahi example code"""
197
logger.debug(u"Avahi state change: %i", state)
203
logger.debug("Avahi entry group state change: %i", state)
198
204
199
205
if state == avahi.ENTRY_GROUP_ESTABLISHED:
200
logger.debug(u"Zeroconf service established.")
206
logger.debug("Zeroconf service established.")
201
207
elif state == avahi.ENTRY_GROUP_COLLISION:
202
logger.warning(u"Zeroconf service name collision.")
208
logger.info("Zeroconf service name collision.")
203
209
self.rename()
204
210
elif state == avahi.ENTRY_GROUP_FAILURE:
205
logger.critical(u"Avahi: Error in group state changed %s",
211
logger.critical("Avahi: Error in group state changed %s",
206
212
unicode(error))
207
raise AvahiGroupError(u"State changed: %s"
213
raise AvahiGroupError("State changed: %s"
208
214
% unicode(error))
209
215
def cleanup(self):
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"""Derived from the Avahi example code"""
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self.group = None
214
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def server_state_changed(self, state):
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"""Derived from the Avahi example code"""
222
logger.debug("Avahi server state change: %i", state)
216
223
if state == avahi.SERVER_COLLISION:
217
logger.error(u"Zeroconf server name collision")
224
logger.error("Zeroconf server name collision")
218
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self.remove()
219
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elif state == avahi.SERVER_RUNNING:
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self.add()
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self.bus.get_object(avahi.DBUS_NAME,
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avahi.DBUS_PATH_SERVER),
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avahi.DBUS_INTERFACE_SERVER)
228
self.server.connect_to_signal(u"StateChanged",
235
self.server.connect_to_signal("StateChanged",
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self.server_state_changed)
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self.server_state_changed(self.server.GetState())
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"""A representation of a client host served by this server.
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Attributes:
237
name: string; from the config file, used in log messages and
238
D-Bus identifiers
244
_approved: bool(); 'None' if not yet approved/disapproved
245
approval_delay: datetime.timedelta(); Time to wait for approval
246
approval_duration: datetime.timedelta(); Duration of one approval
247
checker: subprocess.Popen(); a running checker process used
248
to see if the client lives.
249
'None' if no process is running.
250
checker_callback_tag: a gobject event source tag, or None
251
checker_command: string; External command which is run to check
252
if client lives. %() expansions are done at
253
runtime with vars(self) as dict, so that for
254
instance %(name)s can be used in the command.
255
checker_initiator_tag: a gobject event source tag, or None
256
created: datetime.datetime(); (UTC) object creation
257
current_checker_command: string; current running checker_command
258
disable_hook: If set, called by disable() as disable_hook(self)
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disable_initiator_tag: a gobject event source tag, or None
260
enabled: bool()
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fingerprint: string (40 or 32 hexadecimal digits); used to
240
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uniquely identify the client
241
secret: bytestring; sent verbatim (over TLS) to client
242
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host: string; available for use by the checker command
243
created: datetime.datetime(); (UTC) object creation
264
interval: datetime.timedelta(); How often to start a new checker
265
last_approval_request: datetime.datetime(); (UTC) or None
266
last_checked_ok: datetime.datetime(); (UTC) or None
244
267
last_enabled: datetime.datetime(); (UTC)
245
enabled: bool()
246
last_checked_ok: datetime.datetime(); (UTC) or None
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name: string; from the config file, used in log messages and
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D-Bus identifiers
270
secret: bytestring; sent verbatim (over TLS) to client
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timeout: datetime.timedelta(); How long from last_checked_ok
248
272
until this client is disabled
249
interval: datetime.timedelta(); How often to start a new checker
250
disable_hook: If set, called by disable() as disable_hook(self)
251
checker: subprocess.Popen(); a running checker process used
252
to see if the client lives.
253
'None' if no process is running.
254
checker_initiator_tag: a gobject event source tag, or None
255
disable_initiator_tag: - '' -
256
checker_callback_tag: - '' -
257
checker_command: string; External command which is run to check if
258
client lives. %() expansions are done at
259
runtime with vars(self) as dict, so that for
260
instance %(name)s can be used in the command.
261
current_checker_command: string; current running checker_command
262
approved_delay: datetime.timedelta(); Time to wait for approval
263
_approved: bool(); 'None' if not yet approved/disapproved
264
approved_duration: datetime.timedelta(); Duration of one approval
273
runtime_expansions: Allowed attributes for runtime expansion.
265
274
"""
266
275
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runtime_expansions = ("approval_delay", "approval_duration",
277
"created", "enabled", "fingerprint",
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"host", "interval", "last_checked_ok",
279
"last_enabled", "name", "timeout")
280
267
281
@staticmethod
268
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def _timedelta_to_milliseconds(td):
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"Convert a datetime.timedelta() to milliseconds"
279
293
"Return the 'interval' attribute in milliseconds"
280
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return self._timedelta_to_milliseconds(self.interval)
281
295
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def approved_delay_milliseconds(self):
283
return self._timedelta_to_milliseconds(self.approved_delay)
296
def approval_delay_milliseconds(self):
297
return self._timedelta_to_milliseconds(self.approval_delay)
284
298
285
299
def __init__(self, name = None, disable_hook=None, config=None):
286
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"""Note: the 'checker' key in 'config' sets the
289
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self.name = name
290
304
if config is None:
291
305
config = {}
292
logger.debug(u"Creating client %r", self.name)
306
logger.debug("Creating client %r", self.name)
293
307
# Uppercase and remove spaces from fingerprint for later
294
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# comparison purposes with return value from the fingerprint()
295
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# function
296
self.fingerprint = (config[u"fingerprint"].upper()
297
.replace(u" ", u""))
298
logger.debug(u" Fingerprint: %s", self.fingerprint)
299
if u"secret" in config:
300
self.secret = config[u"secret"].decode(u"base64")
301
elif u"secfile" in config:
310
self.fingerprint = (config["fingerprint"].upper()
311
.replace(" ", ""))
312
logger.debug(" Fingerprint: %s", self.fingerprint)
313
if "secret" in config:
314
self.secret = config["secret"].decode("base64")
315
elif "secfile" in config:
302
316
with open(os.path.expanduser(os.path.expandvars
303
(config[u"secfile"])),
317
(config["secfile"])),
304
318
"rb") as secfile:
305
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self.secret = secfile.read()
306
320
else:
307
raise TypeError(u"No secret or secfile for client %s"
321
raise TypeError("No secret or secfile for client %s"
308
322
% self.name)
309
self.host = config.get(u"host", u"")
323
self.host = config.get("host", "")
310
324
self.created = datetime.datetime.utcnow()
311
325
self.enabled = False
326
self.last_approval_request = None
312
327
self.last_enabled = None
313
328
self.last_checked_ok = None
314
self.timeout = string_to_delta(config[u"timeout"])
315
self.interval = string_to_delta(config[u"interval"])
329
self.timeout = string_to_delta(config["timeout"])
330
self.interval = string_to_delta(config["interval"])
316
331
self.disable_hook = disable_hook
317
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self.checker = None
318
333
self.checker_initiator_tag = None
319
334
self.disable_initiator_tag = None
320
335
self.checker_callback_tag = None
321
self.checker_command = config[u"checker"]
336
self.checker_command = config["checker"]
322
337
self.current_checker_command = None
323
338
self.last_connect = None
324
339
self._approved = None
325
self.approved_by_default = config.get(u"approved_by_default",
340
self.approved_by_default = config.get("approved_by_default",
326
341
True)
327
342
self.approvals_pending = 0
328
self.approved_delay = string_to_delta(
329
config[u"approved_delay"])
330
self.approved_duration = string_to_delta(
331
config[u"approved_duration"])
343
self.approval_delay = string_to_delta(
344
config["approval_delay"])
345
self.approval_duration = string_to_delta(
346
config["approval_duration"])
332
347
self.changedstate = multiprocessing_manager.Condition(multiprocessing_manager.Lock())
333
348
334
349
def send_changedstate(self):
338
353
339
354
def enable(self):
340
355
"""Start this client's checker and timeout hooks"""
341
if getattr(self, u"enabled", False):
356
if getattr(self, "enabled", False):
342
357
# Already enabled
343
358
return
344
359
self.send_changedstate()
363
378
if not quiet:
364
379
self.send_changedstate()
365
380
if not quiet:
366
logger.info(u"Disabling client %s", self.name)
367
if getattr(self, u"disable_initiator_tag", False):
381
logger.info("Disabling client %s", self.name)
382
if getattr(self, "disable_initiator_tag", False):
368
383
gobject.source_remove(self.disable_initiator_tag)
369
384
self.disable_initiator_tag = None
370
if getattr(self, u"checker_initiator_tag", False):
385
if getattr(self, "checker_initiator_tag", False):
371
386
gobject.source_remove(self.checker_initiator_tag)
372
387
self.checker_initiator_tag = None
373
388
self.stop_checker()
388
403
if os.WIFEXITED(condition):
389
404
exitstatus = os.WEXITSTATUS(condition)
390
405
if exitstatus == 0:
391
logger.info(u"Checker for %(name)s succeeded",
406
logger.info("Checker for %(name)s succeeded",
392
407
vars(self))
393
408
self.checked_ok()
394
409
else:
395
logger.info(u"Checker for %(name)s failed",
410
logger.info("Checker for %(name)s failed",
396
411
vars(self))
397
412
else:
398
logger.warning(u"Checker for %(name)s crashed?",
413
logger.warning("Checker for %(name)s crashed?",
399
414
vars(self))
400
415
401
416
def checked_ok(self):
410
425
(self.timeout_milliseconds(),
411
426
self.disable))
412
427
428
def need_approval(self):
429
self.last_approval_request = datetime.datetime.utcnow()
430
413
431
def start_checker(self):
414
432
"""Start a new checker subprocess if one is not running.
415
433
433
451
raise error
434
452
else:
435
453
if pid:
436
logger.warning(u"Checker was a zombie")
454
logger.warning("Checker was a zombie")
437
455
gobject.source_remove(self.checker_callback_tag)
438
456
self.checker_callback(pid, status,
439
457
self.current_checker_command)
444
462
command = self.checker_command % self.host
445
463
except TypeError:
446
464
# Escape attributes for the shell
447
escaped_attrs = dict((key,
448
re.escape(unicode(str(val),
449
errors=
450
u'replace')))
451
for key, val in
452
vars(self).iteritems())
465
escaped_attrs = dict(
466
(attr,
467
re.escape(unicode(str(getattr(self, attr, "")),
468
errors=
469
'replace')))
470
for attr in
471
self.runtime_expansions)
472
453
473
try:
454
474
command = self.checker_command % escaped_attrs
455
475
except TypeError, error:
456
logger.error(u'Could not format string "%s":'
457
u' %s', self.checker_command, error)
476
logger.error('Could not format string "%s":'
477
' %s', self.checker_command, error)
458
478
return True # Try again later
459
479
self.current_checker_command = command
460
480
try:
461
logger.info(u"Starting checker %r for %s",
481
logger.info("Starting checker %r for %s",
462
482
command, self.name)
463
483
# We don't need to redirect stdout and stderr, since
464
484
# in normal mode, that is already done by daemon(),
466
486
# always replaced by /dev/null.)
467
487
self.checker = subprocess.Popen(command,
468
488
close_fds=True,
469
shell=True, cwd=u"/")
489
shell=True, cwd="/")
470
490
self.checker_callback_tag = (gobject.child_watch_add
471
491
(self.checker.pid,
472
492
self.checker_callback,
478
498
gobject.source_remove(self.checker_callback_tag)
479
499
self.checker_callback(pid, status, command)
480
500
except OSError, error:
481
logger.error(u"Failed to start subprocess: %s",
501
logger.error("Failed to start subprocess: %s",
482
502
error)
483
503
# Re-run this periodically if run by gobject.timeout_add
484
504
return True
488
508
if self.checker_callback_tag:
489
509
gobject.source_remove(self.checker_callback_tag)
490
510
self.checker_callback_tag = None
491
if getattr(self, u"checker", None) is None:
511
if getattr(self, "checker", None) is None:
492
512
return
493
logger.debug(u"Stopping checker for %(name)s", vars(self))
513
logger.debug("Stopping checker for %(name)s", vars(self))
494
514
try:
495
515
os.kill(self.checker.pid, signal.SIGTERM)
496
516
#time.sleep(0.5)
501
521
raise
502
522
self.checker = None
503
523
504
def dbus_service_property(dbus_interface, signature=u"v",
505
access=u"readwrite", byte_arrays=False):
524
def dbus_service_property(dbus_interface, signature="v",
525
access="readwrite", byte_arrays=False):
506
526
"""Decorators for marking methods of a DBusObjectWithProperties to
507
527
become properties on the D-Bus.
508
528
515
535
"""
516
536
# Encoding deeply encoded byte arrays is not supported yet by the
517
537
# "Set" method, so we fail early here:
518
if byte_arrays and signature != u"ay":
519
raise ValueError(u"Byte arrays not supported for non-'ay'"
520
u" signature %r" % signature)
538
if byte_arrays and signature != "ay":
539
raise ValueError("Byte arrays not supported for non-'ay'"
540
" signature %r" % signature)
521
541
def decorator(func):
522
542
func._dbus_is_property = True
523
543
func._dbus_interface = dbus_interface
524
544
func._dbus_signature = signature
525
545
func._dbus_access = access
526
546
func._dbus_name = func.__name__
527
if func._dbus_name.endswith(u"_dbus_property"):
547
if func._dbus_name.endswith("_dbus_property"):
528
548
func._dbus_name = func._dbus_name[:-14]
529
func._dbus_get_args_options = {u'byte_arrays': byte_arrays }
549
func._dbus_get_args_options = {'byte_arrays': byte_arrays }
530
550
return func
531
551
return decorator
532
552
560
580
561
581
@staticmethod
562
582
def _is_dbus_property(obj):
563
return getattr(obj, u"_dbus_is_property", False)
583
return getattr(obj, "_dbus_is_property", False)
564
584
565
585
def _get_all_dbus_properties(self):
566
586
"""Returns a generator of (name, attribute) pairs
574
594
property with the specified name and interface.
575
595
"""
576
596
for name in (property_name,
577
property_name + u"_dbus_property"):
597
property_name + "_dbus_property"):
578
598
prop = getattr(self, name, None)
579
599
if (prop is None
580
600
or not self._is_dbus_property(prop)
584
604
continue
585
605
return prop
586
606
# No such property
587
raise DBusPropertyNotFound(self.dbus_object_path + u":"
588
+ interface_name + u"."
607
raise DBusPropertyNotFound(self.dbus_object_path + ":"
608
+ interface_name + "."
589
609
+ property_name)
590
610
591
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature=u"ss",
592
out_signature=u"v")
611
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature="ss",
612
out_signature="v")
593
613
def Get(self, interface_name, property_name):
594
614
"""Standard D-Bus property Get() method, see D-Bus standard.
595
615
"""
596
616
prop = self._get_dbus_property(interface_name, property_name)
597
if prop._dbus_access == u"write":
617
if prop._dbus_access == "write":
598
618
raise DBusPropertyAccessException(property_name)
599
619
value = prop()
600
if not hasattr(value, u"variant_level"):
620
if not hasattr(value, "variant_level"):
601
621
return value
602
622
return type(value)(value, variant_level=value.variant_level+1)
603
623
604
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature=u"ssv")
624
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature="ssv")
605
625
def Set(self, interface_name, property_name, value):
606
626
"""Standard D-Bus property Set() method, see D-Bus standard.
607
627
"""
608
628
prop = self._get_dbus_property(interface_name, property_name)
609
if prop._dbus_access == u"read":
629
if prop._dbus_access == "read":
610
630
raise DBusPropertyAccessException(property_name)
611
if prop._dbus_get_args_options[u"byte_arrays"]:
631
if prop._dbus_get_args_options["byte_arrays"]:
612
632
# The byte_arrays option is not supported yet on
613
633
# signatures other than "ay".
614
if prop._dbus_signature != u"ay":
634
if prop._dbus_signature != "ay":
615
635
raise ValueError
616
636
value = dbus.ByteArray(''.join(unichr(byte)
617
637
for byte in value))
618
638
prop(value)
619
639
620
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature=u"s",
621
out_signature=u"a{sv}")
640
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature="s",
641
out_signature="a{sv}")
622
642
def GetAll(self, interface_name):
623
643
"""Standard D-Bus property GetAll() method, see D-Bus
624
644
standard.
632
652
# Interface non-empty but did not match
633
653
continue
634
654
# Ignore write-only properties
635
if prop._dbus_access == u"write":
655
if prop._dbus_access == "write":
636
656
continue
637
657
value = prop()
638
if not hasattr(value, u"variant_level"):
658
if not hasattr(value, "variant_level"):
639
659
all[name] = value
640
660
continue
641
661
all[name] = type(value)(value, variant_level=
642
662
value.variant_level+1)
643
return dbus.Dictionary(all, signature=u"sv")
663
return dbus.Dictionary(all, signature="sv")
644
664
645
665
@dbus.service.method(dbus.INTROSPECTABLE_IFACE,
646
out_signature=u"s",
666
out_signature="s",
647
667
path_keyword='object_path',
648
668
connection_keyword='connection')
649
669
def Introspect(self, object_path, connection):
654
674
try:
655
675
document = xml.dom.minidom.parseString(xmlstring)
656
676
def make_tag(document, name, prop):
657
e = document.createElement(u"property")
658
e.setAttribute(u"name", name)
659
e.setAttribute(u"type", prop._dbus_signature)
660
e.setAttribute(u"access", prop._dbus_access)
677
e = document.createElement("property")
678
e.setAttribute("name", name)
679
e.setAttribute("type", prop._dbus_signature)
680
e.setAttribute("access", prop._dbus_access)
661
681
return e
662
for if_tag in document.getElementsByTagName(u"interface"):
682
for if_tag in document.getElementsByTagName("interface"):
663
683
for tag in (make_tag(document, name, prop)
664
684
for name, prop
665
685
in self._get_all_dbus_properties()
666
686
if prop._dbus_interface
667
== if_tag.getAttribute(u"name")):
687
== if_tag.getAttribute("name")):
668
688
if_tag.appendChild(tag)
669
689
# Add the names to the return values for the
670
690
# "org.freedesktop.DBus.Properties" methods
671
if (if_tag.getAttribute(u"name")
672
== u"org.freedesktop.DBus.Properties"):
673
for cn in if_tag.getElementsByTagName(u"method"):
674
if cn.getAttribute(u"name") == u"Get":
675
for arg in cn.getElementsByTagName(u"arg"):
676
if (arg.getAttribute(u"direction")
677
== u"out"):
678
arg.setAttribute(u"name", u"value")
679
elif cn.getAttribute(u"name") == u"GetAll":
680
for arg in cn.getElementsByTagName(u"arg"):
681
if (arg.getAttribute(u"direction")
682
== u"out"):
683
arg.setAttribute(u"name", u"props")
684
xmlstring = document.toxml(u"utf-8")
691
if (if_tag.getAttribute("name")
692
== "org.freedesktop.DBus.Properties"):
693
for cn in if_tag.getElementsByTagName("method"):
694
if cn.getAttribute("name") == "Get":
695
for arg in cn.getElementsByTagName("arg"):
696
if (arg.getAttribute("direction")
697
== "out"):
698
arg.setAttribute("name", "value")
699
elif cn.getAttribute("name") == "GetAll":
700
for arg in cn.getElementsByTagName("arg"):
701
if (arg.getAttribute("direction")
702
== "out"):
703
arg.setAttribute("name", "props")
704
xmlstring = document.toxml("utf-8")
685
705
document.unlink()
686
706
except (AttributeError, xml.dom.DOMException,
687
707
xml.parsers.expat.ExpatError), error:
688
logger.error(u"Failed to override Introspection method",
708
logger.error("Failed to override Introspection method",
689
709
error)
690
710
return xmlstring
691
711
697
717
dbus_object_path: dbus.ObjectPath
698
718
bus: dbus.SystemBus()
699
719
"""
720
721
runtime_expansions = (Client.runtime_expansions
722
+ ("dbus_object_path",))
723
700
724
# dbus.service.Object doesn't use super(), so we can't either.
701
725
702
726
def __init__(self, bus = None, *args, **kwargs):
705
729
Client.__init__(self, *args, **kwargs)
706
730
# Only now, when this client is initialized, can it show up on
707
731
# the D-Bus
732
client_object_name = unicode(self.name).translate(
733
{ord("."): ord("_"),
734
ord("-"): ord("_")})
708
735
self.dbus_object_path = (dbus.ObjectPath
709
(u"/clients/"
710
+ self.name.replace(u".", u"_")))
736
("/clients/" + client_object_name))
711
737
DBusObjectWithProperties.__init__(self, self.bus,
712
738
self.dbus_object_path)
713
739
714
740
def _get_approvals_pending(self):
715
741
return self._approvals_pending
716
742
def _set_approvals_pending(self, value):
720
746
if (hasattr(self, "dbus_object_path")
721
747
and bval is not bool(old_value)):
722
748
dbus_bool = dbus.Boolean(bval, variant_level=1)
723
self.PropertyChanged(dbus.String(u"approved_pending"),
749
self.PropertyChanged(dbus.String("ApprovalPending"),
724
750
dbus_bool)
725
751
726
752
approvals_pending = property(_get_approvals_pending,
734
760
variant_level=variant_level)
735
761
736
762
def enable(self):
737
oldstate = getattr(self, u"enabled", False)
763
oldstate = getattr(self, "enabled", False)
738
764
r = Client.enable(self)
739
765
if oldstate != self.enabled:
740
766
# Emit D-Bus signals
741
self.PropertyChanged(dbus.String(u"enabled"),
767
self.PropertyChanged(dbus.String("Enabled"),
742
768
dbus.Boolean(True, variant_level=1))
743
769
self.PropertyChanged(
744
dbus.String(u"last_enabled"),
770
dbus.String("LastEnabled"),
745
771
self._datetime_to_dbus(self.last_enabled,
746
772
variant_level=1))
747
773
return r
748
774
749
775
def disable(self, quiet = False):
750
oldstate = getattr(self, u"enabled", False)
776
oldstate = getattr(self, "enabled", False)
751
777
r = Client.disable(self, quiet=quiet)
752
778
if not quiet and oldstate != self.enabled:
753
779
# Emit D-Bus signal
754
self.PropertyChanged(dbus.String(u"enabled"),
780
self.PropertyChanged(dbus.String("Enabled"),
755
781
dbus.Boolean(False, variant_level=1))
756
782
return r
757
783
760
786
self.remove_from_connection()
761
787
except LookupError:
762
788
pass
763
if hasattr(DBusObjectWithProperties, u"__del__"):
789
if hasattr(DBusObjectWithProperties, "__del__"):
764
790
DBusObjectWithProperties.__del__(self, *args, **kwargs)
765
791
Client.__del__(self, *args, **kwargs)
766
792
769
795
self.checker_callback_tag = None
770
796
self.checker = None
771
797
# Emit D-Bus signal
772
self.PropertyChanged(dbus.String(u"checker_running"),
798
self.PropertyChanged(dbus.String("CheckerRunning"),
773
799
dbus.Boolean(False, variant_level=1))
774
800
if os.WIFEXITED(condition):
775
801
exitstatus = os.WEXITSTATUS(condition)
790
816
r = Client.checked_ok(self, *args, **kwargs)
791
817
# Emit D-Bus signal
792
818
self.PropertyChanged(
793
dbus.String(u"last_checked_ok"),
819
dbus.String("LastCheckedOK"),
794
820
(self._datetime_to_dbus(self.last_checked_ok,
795
821
variant_level=1)))
796
822
return r
797
823
824
def need_approval(self, *args, **kwargs):
825
r = Client.need_approval(self, *args, **kwargs)
826
# Emit D-Bus signal
827
self.PropertyChanged(
828
dbus.String("LastApprovalRequest"),
829
(self._datetime_to_dbus(self.last_approval_request,
830
variant_level=1)))
831
return r
832
798
833
def start_checker(self, *args, **kwargs):
799
834
old_checker = self.checker
800
835
if self.checker is not None:
808
843
# Emit D-Bus signal
809
844
self.CheckerStarted(self.current_checker_command)
810
845
self.PropertyChanged(
811
dbus.String(u"checker_running"),
846
dbus.String("CheckerRunning"),
812
847
dbus.Boolean(True, variant_level=1))
813
848
return r
814
849
815
850
def stop_checker(self, *args, **kwargs):
816
old_checker = getattr(self, u"checker", None)
851
old_checker = getattr(self, "checker", None)
817
852
r = Client.stop_checker(self, *args, **kwargs)
818
853
if (old_checker is not None
819
and getattr(self, u"checker", None) is None):
820
self.PropertyChanged(dbus.String(u"checker_running"),
854
and getattr(self, "checker", None) is None):
855
self.PropertyChanged(dbus.String("CheckerRunning"),
821
856
dbus.Boolean(False, variant_level=1))
822
857
return r
823
858
828
863
def approve(self, value=True):
829
864
self.send_changedstate()
830
865
self._approved = value
831
gobject.timeout_add(self._timedelta_to_milliseconds(self.approved_duration),
866
gobject.timeout_add(self._timedelta_to_milliseconds
867
(self.approval_duration),
832
868
self._reset_approved)
833
869
834
870
835
871
## D-Bus methods, signals & properties
836
_interface = u"se.bsnet.fukt.Mandos.Client"
872
_interface = "se.bsnet.fukt.Mandos.Client"
837
873
838
874
## Signals
839
875
840
876
# CheckerCompleted - signal
841
@dbus.service.signal(_interface, signature=u"nxs")
877
@dbus.service.signal(_interface, signature="nxs")
842
878
def CheckerCompleted(self, exitcode, waitstatus, command):
843
879
"D-Bus signal"
844
880
pass
845
881
846
882
# CheckerStarted - signal
847
@dbus.service.signal(_interface, signature=u"s")
883
@dbus.service.signal(_interface, signature="s")
848
884
def CheckerStarted(self, command):
849
885
"D-Bus signal"
850
886
pass
851
887
852
888
# PropertyChanged - signal
853
@dbus.service.signal(_interface, signature=u"sv")
889
@dbus.service.signal(_interface, signature="sv")
854
890
def PropertyChanged(self, property, value):
855
891
"D-Bus signal"
856
892
pass
865
901
pass
866
902
867
903
# Rejected - signal
868
@dbus.service.signal(_interface, signature=u"s")
904
@dbus.service.signal(_interface, signature="s")
869
905
def Rejected(self, reason):
870
906
"D-Bus signal"
871
907
pass
872
908
873
909
# NeedApproval - signal
874
@dbus.service.signal(_interface, signature=u"db")
910
@dbus.service.signal(_interface, signature="tb")
875
911
def NeedApproval(self, timeout, default):
876
912
"D-Bus signal"
877
pass
913
return self.need_approval()
878
914
879
915
## Methods
880
916
881
917
# Approve - method
882
@dbus.service.method(_interface, in_signature=u"b")
918
@dbus.service.method(_interface, in_signature="b")
883
919
def Approve(self, value):
884
920
self.approve(value)
885
921
886
922
# CheckedOK - method
887
923
@dbus.service.method(_interface)
888
924
def CheckedOK(self):
913
949
914
950
## Properties
915
951
916
# approved_pending - property
917
@dbus_service_property(_interface, signature=u"b", access=u"read")
918
def approved_pending_dbus_property(self):
952
# ApprovalPending - property
953
@dbus_service_property(_interface, signature="b", access="read")
954
def ApprovalPending_dbus_property(self):
919
955
return dbus.Boolean(bool(self.approvals_pending))
920
956
921
# approved_by_default - property
922
@dbus_service_property(_interface, signature=u"b",
923
access=u"readwrite")
924
def approved_by_default_dbus_property(self):
925
return dbus.Boolean(self.approved_by_default)
926
927
# approved_delay - property
928
@dbus_service_property(_interface, signature=u"t",
929
access=u"readwrite")
930
def approved_delay_dbus_property(self):
931
return dbus.UInt64(self.approved_delay_milliseconds())
932
933
# approved_duration - property
934
@dbus_service_property(_interface, signature=u"t",
935
access=u"readwrite")
936
def approved_duration_dbus_property(self):
937
return dbus.UInt64(self._timedelta_to_milliseconds(
938
self.approved_duration))
939
940
# name - property
941
@dbus_service_property(_interface, signature=u"s", access=u"read")
942
def name_dbus_property(self):
957
# ApprovedByDefault - property
958
@dbus_service_property(_interface, signature="b",
959
access="readwrite")
960
def ApprovedByDefault_dbus_property(self, value=None):
961
if value is None: # get
962
return dbus.Boolean(self.approved_by_default)
963
self.approved_by_default = bool(value)
964
# Emit D-Bus signal
965
self.PropertyChanged(dbus.String("ApprovedByDefault"),
966
dbus.Boolean(value, variant_level=1))
967
968
# ApprovalDelay - property
969
@dbus_service_property(_interface, signature="t",
970
access="readwrite")
971
def ApprovalDelay_dbus_property(self, value=None):
972
if value is None: # get
973
return dbus.UInt64(self.approval_delay_milliseconds())
974
self.approval_delay = datetime.timedelta(0, 0, 0, value)
975
# Emit D-Bus signal
976
self.PropertyChanged(dbus.String("ApprovalDelay"),
977
dbus.UInt64(value, variant_level=1))
978
979
# ApprovalDuration - property
980
@dbus_service_property(_interface, signature="t",
981
access="readwrite")
982
def ApprovalDuration_dbus_property(self, value=None):
983
if value is None: # get
984
return dbus.UInt64(self._timedelta_to_milliseconds(
985
self.approval_duration))
986
self.approval_duration = datetime.timedelta(0, 0, 0, value)
987
# Emit D-Bus signal
988
self.PropertyChanged(dbus.String("ApprovalDuration"),
989
dbus.UInt64(value, variant_level=1))
990
991
# Name - property
992
@dbus_service_property(_interface, signature="s", access="read")
993
def Name_dbus_property(self):
943
994
return dbus.String(self.name)
944
995
945
# fingerprint - property
946
@dbus_service_property(_interface, signature=u"s", access=u"read")
947
def fingerprint_dbus_property(self):
996
# Fingerprint - property
997
@dbus_service_property(_interface, signature="s", access="read")
998
def Fingerprint_dbus_property(self):
948
999
return dbus.String(self.fingerprint)
949
1000
950
# host - property
951
@dbus_service_property(_interface, signature=u"s",
952
access=u"readwrite")
953
def host_dbus_property(self, value=None):
1001
# Host - property
1002
@dbus_service_property(_interface, signature="s",
1003
access="readwrite")
1004
def Host_dbus_property(self, value=None):
954
1005
if value is None: # get
955
1006
return dbus.String(self.host)
956
1007
self.host = value
957
1008
# Emit D-Bus signal
958
self.PropertyChanged(dbus.String(u"host"),
1009
self.PropertyChanged(dbus.String("Host"),
959
1010
dbus.String(value, variant_level=1))
960
1011
961
# created - property
962
@dbus_service_property(_interface, signature=u"s", access=u"read")
963
def created_dbus_property(self):
1012
# Created - property
1013
@dbus_service_property(_interface, signature="s", access="read")
1014
def Created_dbus_property(self):
964
1015
return dbus.String(self._datetime_to_dbus(self.created))
965
1016
966
# last_enabled - property
967
@dbus_service_property(_interface, signature=u"s", access=u"read")
968
def last_enabled_dbus_property(self):
1017
# LastEnabled - property
1018
@dbus_service_property(_interface, signature="s", access="read")
1019
def LastEnabled_dbus_property(self):
969
1020
if self.last_enabled is None:
970
return dbus.String(u"")
1021
return dbus.String("")
971
1022
return dbus.String(self._datetime_to_dbus(self.last_enabled))
972
1023
973
# enabled - property
974
@dbus_service_property(_interface, signature=u"b",
975
access=u"readwrite")
976
def enabled_dbus_property(self, value=None):
1024
# Enabled - property
1025
@dbus_service_property(_interface, signature="b",
1026
access="readwrite")
1027
def Enabled_dbus_property(self, value=None):
977
1028
if value is None: # get
978
1029
return dbus.Boolean(self.enabled)
979
1030
if value:
981
1032
else:
982
1033
self.disable()
983
1034
984
# last_checked_ok - property
985
@dbus_service_property(_interface, signature=u"s",
986
access=u"readwrite")
987
def last_checked_ok_dbus_property(self, value=None):
1035
# LastCheckedOK - property
1036
@dbus_service_property(_interface, signature="s",
1037
access="readwrite")
1038
def LastCheckedOK_dbus_property(self, value=None):
988
1039
if value is not None:
989
1040
self.checked_ok()
990
1041
return
991
1042
if self.last_checked_ok is None:
992
return dbus.String(u"")
1043
return dbus.String("")
993
1044
return dbus.String(self._datetime_to_dbus(self
994
1045
.last_checked_ok))
995
1046
996
# timeout - property
997
@dbus_service_property(_interface, signature=u"t",
998
access=u"readwrite")
999
def timeout_dbus_property(self, value=None):
1047
# LastApprovalRequest - property
1048
@dbus_service_property(_interface, signature="s", access="read")
1049
def LastApprovalRequest_dbus_property(self):
1050
if self.last_approval_request is None:
1051
return dbus.String("")
1052
return dbus.String(self.
1053
_datetime_to_dbus(self
1054
.last_approval_request))
1055
1056
# Timeout - property
1057
@dbus_service_property(_interface, signature="t",
1058
access="readwrite")
1059
def Timeout_dbus_property(self, value=None):
1000
1060
if value is None: # get
1001
1061
return dbus.UInt64(self.timeout_milliseconds())
1002
1062
self.timeout = datetime.timedelta(0, 0, 0, value)
1003
1063
# Emit D-Bus signal
1004
self.PropertyChanged(dbus.String(u"timeout"),
1064
self.PropertyChanged(dbus.String("Timeout"),
1005
1065
dbus.UInt64(value, variant_level=1))
1006
if getattr(self, u"disable_initiator_tag", None) is None:
1066
if getattr(self, "disable_initiator_tag", None) is None:
1007
1067
return
1008
1068
# Reschedule timeout
1009
1069
gobject.source_remove(self.disable_initiator_tag)
1021
1081
self.disable_initiator_tag = (gobject.timeout_add
1022
1082
(time_to_die, self.disable))
1023
1083
1024
# interval - property
1025
@dbus_service_property(_interface, signature=u"t",
1026
access=u"readwrite")
1027
def interval_dbus_property(self, value=None):
1084
# Interval - property
1085
@dbus_service_property(_interface, signature="t",
1086
access="readwrite")
1087
def Interval_dbus_property(self, value=None):
1028
1088
if value is None: # get
1029
1089
return dbus.UInt64(self.interval_milliseconds())
1030
1090
self.interval = datetime.timedelta(0, 0, 0, value)
1031
1091
# Emit D-Bus signal
1032
self.PropertyChanged(dbus.String(u"interval"),
1092
self.PropertyChanged(dbus.String("Interval"),
1033
1093
dbus.UInt64(value, variant_level=1))
1034
if getattr(self, u"checker_initiator_tag", None) is None:
1094
if getattr(self, "checker_initiator_tag", None) is None:
1035
1095
return
1036
1096
# Reschedule checker run
1037
1097
gobject.source_remove(self.checker_initiator_tag)
1039
1099
(value, self.start_checker))
1040
1100
self.start_checker() # Start one now, too
1041
1101
1042
# checker - property
1043
@dbus_service_property(_interface, signature=u"s",
1044
access=u"readwrite")
1045
def checker_dbus_property(self, value=None):
1102
# Checker - property
1103
@dbus_service_property(_interface, signature="s",
1104
access="readwrite")
1105
def Checker_dbus_property(self, value=None):
1046
1106
if value is None: # get
1047
1107
return dbus.String(self.checker_command)
1048
1108
self.checker_command = value
1049
1109
# Emit D-Bus signal
1050
self.PropertyChanged(dbus.String(u"checker"),
1110
self.PropertyChanged(dbus.String("Checker"),
1051
1111
dbus.String(self.checker_command,
1052
1112
variant_level=1))
1053
1113
1054
# checker_running - property
1055
@dbus_service_property(_interface, signature=u"b",
1056
access=u"readwrite")
1057
def checker_running_dbus_property(self, value=None):
1114
# CheckerRunning - property
1115
@dbus_service_property(_interface, signature="b",
1116
access="readwrite")
1117
def CheckerRunning_dbus_property(self, value=None):
1058
1118
if value is None: # get
1059
1119
return dbus.Boolean(self.checker is not None)
1060
1120
if value:
1062
1122
else:
1063
1123
self.stop_checker()
1064
1124
1065
# object_path - property
1066
@dbus_service_property(_interface, signature=u"o", access=u"read")
1067
def object_path_dbus_property(self):
1125
# ObjectPath - property
1126
@dbus_service_property(_interface, signature="o", access="read")
1127
def ObjectPath_dbus_property(self):
1068
1128
return self.dbus_object_path # is already a dbus.ObjectPath
1069
1129
1070
# secret = property
1071
@dbus_service_property(_interface, signature=u"ay",
1072
access=u"write", byte_arrays=True)
1073
def secret_dbus_property(self, value):
1130
# Secret = property
1131
@dbus_service_property(_interface, signature="ay",
1132
access="write", byte_arrays=True)
1133
def Secret_dbus_property(self, value):
1074
1134
self.secret = str(value)
1075
1135
1076
1136
del _interface
1110
1170
1111
1171
def handle(self):
1112
1172
with contextlib.closing(self.server.child_pipe) as child_pipe:
1113
logger.info(u"TCP connection from: %s",
1173
logger.info("TCP connection from: %s",
1114
1174
unicode(self.client_address))
1115
logger.debug(u"Pipe FD: %d",
1175
logger.debug("Pipe FD: %d",
1116
1176
self.server.child_pipe.fileno())
1117
1177
1118
1178
session = (gnutls.connection
1125
1185
# no X.509 keys are added to it. Therefore, we can use it
1126
1186
# here despite using OpenPGP certificates.
1127
1187
1128
#priority = u':'.join((u"NONE", u"+VERS-TLS1.1",
1129
# u"+AES-256-CBC", u"+SHA1",
1130
# u"+COMP-NULL", u"+CTYPE-OPENPGP",
1131
# u"+DHE-DSS"))
1188
#priority = ':'.join(("NONE", "+VERS-TLS1.1",
1189
# "+AES-256-CBC", "+SHA1",
1190
# "+COMP-NULL", "+CTYPE-OPENPGP",
1191
# "+DHE-DSS"))
1132
1192
# Use a fallback default, since this MUST be set.
1133
1193
priority = self.server.gnutls_priority
1134
1194
if priority is None:
1135
priority = u"NORMAL"
1195
priority = "NORMAL"
1136
1196
(gnutls.library.functions
1137
1197
.gnutls_priority_set_direct(session._c_object,
1138
1198
priority, None))
1140
1200
# Start communication using the Mandos protocol
1141
1201
# Get protocol number
1142
1202
line = self.request.makefile().readline()
1143
logger.debug(u"Protocol version: %r", line)
1203
logger.debug("Protocol version: %r", line)
1144
1204
try:
1145
1205
if int(line.strip().split()[0]) > 1:
1146
1206
raise RuntimeError
1147
1207
except (ValueError, IndexError, RuntimeError), error:
1148
logger.error(u"Unknown protocol version: %s", error)
1208
logger.error("Unknown protocol version: %s", error)
1149
1209
return
1150
1210
1151
1211
# Start GnuTLS connection
1152
1212
try:
1153
1213
session.handshake()
1154
1214
except gnutls.errors.GNUTLSError, error:
1155
logger.warning(u"Handshake failed: %s", error)
1215
logger.warning("Handshake failed: %s", error)
1156
1216
# Do not run session.bye() here: the session is not
1157
1217
# established. Just abandon the request.
1158
1218
return
1159
logger.debug(u"Handshake succeeded")
1219
logger.debug("Handshake succeeded")
1160
1220
1161
1221
approval_required = False
1162
1222
try:
1164
1224
fpr = self.fingerprint(self.peer_certificate
1165
1225
(session))
1166
1226
except (TypeError, gnutls.errors.GNUTLSError), error:
1167
logger.warning(u"Bad certificate: %s", error)
1227
logger.warning("Bad certificate: %s", error)
1168
1228
return
1169
logger.debug(u"Fingerprint: %s", fpr)
1229
logger.debug("Fingerprint: %s", fpr)
1170
1230
1171
1231
try:
1172
1232
client = ProxyClient(child_pipe, fpr,
1174
1234
except KeyError:
1175
1235
return
1176
1236
1177
if client.approved_delay:
1178
delay = client.approved_delay
1237
if client.approval_delay:
1238
delay = client.approval_delay
1179
1239
client.approvals_pending += 1
1180
1240
approval_required = True
1181
1241
1182
1242
while True:
1183
1243
if not client.enabled:
1184
logger.warning(u"Client %s is disabled",
1244
logger.warning("Client %s is disabled",
1185
1245
client.name)
1186
1246
if self.server.use_dbus:
1187
1247
# Emit D-Bus signal
1188
1248
client.Rejected("Disabled")
1189
1249
return
1190
1250
1191
if client._approved or not client.approved_delay:
1251
if client._approved or not client.approval_delay:
1192
1252
#We are approved or approval is disabled
1193
1253
break
1194
1254
elif client._approved is None:
1195
logger.info(u"Client %s need approval",
1255
logger.info("Client %s needs approval",
1196
1256
client.name)
1197
1257
if self.server.use_dbus:
1198
1258
# Emit D-Bus signal
1199
1259
client.NeedApproval(
1200
client.approved_delay_milliseconds(),
1260
client.approval_delay_milliseconds(),
1201
1261
client.approved_by_default)
1202
1262
else:
1203
logger.warning(u"Client %s was not approved",
1263
logger.warning("Client %s was not approved",
1204
1264
client.name)
1205
1265
if self.server.use_dbus:
1206
1266
# Emit D-Bus signal
1207
client.Rejected("Disapproved")
1267
client.Rejected("Denied")
1208
1268
return
1209
1269
1210
1270
#wait until timeout or approved
1221
1281
client.name)
1222
1282
if self.server.use_dbus:
1223
1283
# Emit D-Bus signal
1224
client.Rejected("Time out")
1284
client.Rejected("Approval timed out")
1225
1285
return
1226
1286
else:
1227
1287
break
1235
1295
except (gnutls.errors.GNUTLSError), error:
1236
1296
logger.warning("gnutls send failed")
1237
1297
return
1238
logger.debug(u"Sent: %d, remaining: %d",
1298
logger.debug("Sent: %d, remaining: %d",
1239
1299
sent, len(client.secret)
1240
1300
- (sent_size + sent))
1241
1301
sent_size += sent
1242
1302
1243
logger.info(u"Sending secret to %s", client.name)
1303
logger.info("Sending secret to %s", client.name)
1244
1304
# bump the timeout as if seen
1245
1305
client.checked_ok()
1246
1306
if self.server.use_dbus:
1253
1313
try:
1254
1314
session.bye()
1255
1315
except (gnutls.errors.GNUTLSError), error:
1256
logger.warning("gnutls bye failed")
1316
logger.warning("GnuTLS bye failed")
1257
1317
1258
1318
@staticmethod
1259
1319
def peer_certificate(session):
1269
1329
.gnutls_certificate_get_peers
1270
1330
(session._c_object, ctypes.byref(list_size)))
1271
1331
if not bool(cert_list) and list_size.value != 0:
1272
raise gnutls.errors.GNUTLSError(u"error getting peer"
1273
u" certificate")
1332
raise gnutls.errors.GNUTLSError("error getting peer"
1333
" certificate")
1274
1334
if list_size.value == 0:
1275
1335
return None
1276
1336
cert = cert_list[0]
1302
1362
if crtverify.value != 0:
1303
1363
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
1304
1364
raise (gnutls.errors.CertificateSecurityError
1305
(u"Verify failed"))
1365
("Verify failed"))
1306
1366
# New buffer for the fingerprint
1307
1367
buf = ctypes.create_string_buffer(20)
1308
1368
buf_len = ctypes.c_size_t()
1315
1375
# Convert the buffer to a Python bytestring
1316
1376
fpr = ctypes.string_at(buf, buf_len.value)
1317
1377
# Convert the bytestring to hexadecimal notation
1318
hex_fpr = u''.join(u"%02X" % ord(char) for char in fpr)
1378
hex_fpr = ''.join("%02X" % ord(char) for char in fpr)
1319
1379
return hex_fpr
1320
1380
1321
1381
1349
1409
1350
1410
def add_pipe(self, parent_pipe):
1351
1411
"""Dummy function; override as necessary"""
1352
pass
1412
raise NotImplementedError
1353
1413
1354
1414
class IPv6_TCPServer(MultiprocessingMixInWithPipe,
1355
1415
socketserver.TCPServer, object):
1373
1433
bind to an address or port if they were not specified."""
1374
1434
if self.interface is not None:
1375
1435
if SO_BINDTODEVICE is None:
1376
logger.error(u"SO_BINDTODEVICE does not exist;"
1377
u" cannot bind to interface %s",
1436
logger.error("SO_BINDTODEVICE does not exist;"
1437
" cannot bind to interface %s",
1378
1438
self.interface)
1379
1439
else:
1380
1440
try:
1381
1441
self.socket.setsockopt(socket.SOL_SOCKET,
1382
1442
SO_BINDTODEVICE,
1383
1443
str(self.interface
1384
+ u'\0'))
1444
+ '\0'))
1385
1445
except socket.error, error:
1386
1446
if error[0] == errno.EPERM:
1387
logger.error(u"No permission to"
1388
u" bind to interface %s",
1447
logger.error("No permission to"
1448
" bind to interface %s",
1389
1449
self.interface)
1390
1450
elif error[0] == errno.ENOPROTOOPT:
1391
logger.error(u"SO_BINDTODEVICE not available;"
1392
u" cannot bind to interface %s",
1451
logger.error("SO_BINDTODEVICE not available;"
1452
" cannot bind to interface %s",
1393
1453
self.interface)
1394
1454
else:
1395
1455
raise
1397
1457
if self.server_address[0] or self.server_address[1]:
1398
1458
if not self.server_address[0]:
1399
1459
if self.address_family == socket.AF_INET6:
1400
any_address = u"::" # in6addr_any
1460
any_address = "::" # in6addr_any
1401
1461
else:
1402
1462
any_address = socket.INADDR_ANY
1403
1463
self.server_address = (any_address,
1452
1512
def handle_ipc(self, source, condition, parent_pipe=None,
1453
1513
client_object=None):
1454
1514
condition_names = {
1455
gobject.IO_IN: u"IN", # There is data to read.
1456
gobject.IO_OUT: u"OUT", # Data can be written (without
1515
gobject.IO_IN: "IN", # There is data to read.
1516
gobject.IO_OUT: "OUT", # Data can be written (without
1457
1517
# blocking).
1458
gobject.IO_PRI: u"PRI", # There is urgent data to read.
1459
gobject.IO_ERR: u"ERR", # Error condition.
1460
gobject.IO_HUP: u"HUP" # Hung up (the connection has been
1518
gobject.IO_PRI: "PRI", # There is urgent data to read.
1519
gobject.IO_ERR: "ERR", # Error condition.
1520
gobject.IO_HUP: "HUP" # Hung up (the connection has been
1461
1521
# broken, usually for pipes and
1462
1522
# sockets).
1463
1523
}
1465
1525
for cond, name in
1466
1526
condition_names.iteritems()
1467
1527
if cond & condition)
1468
logger.debug(u"Handling IPC: FD = %d, condition = %s", source,
1469
conditions_string)
1470
1471
1528
# error or the other end of multiprocessing.Pipe has closed
1472
1529
if condition & (gobject.IO_ERR | condition & gobject.IO_HUP):
1473
1530
return False
1474
1531
1475
1532
# Read a request from the child
1476
1533
request = parent_pipe.recv()
1477
logger.debug(u"IPC request: %s", repr(request))
1478
1534
command = request[0]
1479
1535
1480
1536
if command == 'init':
1486
1542
client = c
1487
1543
break
1488
1544
else:
1489
logger.warning(u"Client not found for fingerprint: %s, ad"
1490
u"dress: %s", fpr, address)
1545
logger.warning("Client not found for fingerprint: %s, ad"
1546
"dress: %s", fpr, address)
1491
1547
if self.use_dbus:
1492
1548
# Emit D-Bus signal
1493
mandos_dbus_service.ClientNotFound(fpr, address)
1549
mandos_dbus_service.ClientNotFound(fpr, address[0])
1494
1550
parent_pipe.send(False)
1495
1551
return False
1496
1552
1527
1583
def string_to_delta(interval):
1528
1584
"""Parse a string and return a datetime.timedelta
1529
1585
1530
>>> string_to_delta(u'7d')
1586
>>> string_to_delta('7d')
1531
1587
datetime.timedelta(7)
1532
>>> string_to_delta(u'60s')
1588
>>> string_to_delta('60s')
1533
1589
datetime.timedelta(0, 60)
1534
>>> string_to_delta(u'60m')
1590
>>> string_to_delta('60m')
1535
1591
datetime.timedelta(0, 3600)
1536
>>> string_to_delta(u'24h')
1592
>>> string_to_delta('24h')
1537
1593
datetime.timedelta(1)
1538
>>> string_to_delta(u'1w')
1594
>>> string_to_delta('1w')
1539
1595
datetime.timedelta(7)
1540
>>> string_to_delta(u'5m 30s')
1596
>>> string_to_delta('5m 30s')
1541
1597
datetime.timedelta(0, 330)
1542
1598
"""
1543
1599
timevalue = datetime.timedelta(0)
1545
1601
try:
1546
1602
suffix = unicode(s[-1])
1547
1603
value = int(s[:-1])
1548
if suffix == u"d":
1604
if suffix == "d":
1549
1605
delta = datetime.timedelta(value)
1550
elif suffix == u"s":
1606
elif suffix == "s":
1551
1607
delta = datetime.timedelta(0, value)
1552
elif suffix == u"m":
1608
elif suffix == "m":
1553
1609
delta = datetime.timedelta(0, 0, 0, 0, value)
1554
elif suffix == u"h":
1610
elif suffix == "h":
1555
1611
delta = datetime.timedelta(0, 0, 0, 0, 0, value)
1556
elif suffix == u"w":
1612
elif suffix == "w":
1557
1613
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
1558
1614
else:
1559
raise ValueError(u"Unknown suffix %r" % suffix)
1615
raise ValueError("Unknown suffix %r" % suffix)
1560
1616
except (ValueError, IndexError), e:
1561
raise ValueError(e.message)
1617
raise ValueError(*(e.args))
1562
1618
timevalue += delta
1563
1619
return timevalue
1564
1620
1570
1626
global if_nametoindex
1571
1627
try:
1572
1628
if_nametoindex = (ctypes.cdll.LoadLibrary
1573
(ctypes.util.find_library(u"c"))
1629
(ctypes.util.find_library("c"))
1574
1630
.if_nametoindex)
1575
1631
except (OSError, AttributeError):
1576
logger.warning(u"Doing if_nametoindex the hard way")
1632
logger.warning("Doing if_nametoindex the hard way")
1577
1633
def if_nametoindex(interface):
1578
1634
"Get an interface index the hard way, i.e. using fcntl()"
1579
1635
SIOCGIFINDEX = 0x8933 # From /usr/include/linux/sockios.h
1580
1636
with contextlib.closing(socket.socket()) as s:
1581
1637
ifreq = fcntl.ioctl(s, SIOCGIFINDEX,
1582
struct.pack(str(u"16s16x"),
1638
struct.pack(str("16s16x"),
1583
1639
interface))
1584
interface_index = struct.unpack(str(u"I"),
1640
interface_index = struct.unpack(str("I"),
1585
1641
ifreq[16:20])[0]
1586
1642
return interface_index
1587
1643
return if_nametoindex(interface)
1595
1651
sys.exit()
1596
1652
os.setsid()
1597
1653
if not nochdir:
1598
os.chdir(u"/")
1654
os.chdir("/")
1599
1655
if os.fork():
1600
1656
sys.exit()
1601
1657
if not noclose:
1603
1659
null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR)
1604
1660
if not stat.S_ISCHR(os.fstat(null).st_mode):
1605
1661
raise OSError(errno.ENODEV,
1606
u"%s not a character device"
1662
"%s not a character device"
1607
1663
% os.path.devnull)
1608
1664
os.dup2(null, sys.stdin.fileno())
1609
1665
os.dup2(null, sys.stdout.fileno())
1617
1673
##################################################################
1618
1674
# Parsing of options, both command line and config file
1619
1675
1620
parser = optparse.OptionParser(version = "%%prog %s" % version)
1621
parser.add_option("-i", u"--interface", type=u"string",
1622
metavar="IF", help=u"Bind to interface IF")
1623
parser.add_option("-a", u"--address", type=u"string",
1624
help=u"Address to listen for requests on")
1625
parser.add_option("-p", u"--port", type=u"int",
1626
help=u"Port number to receive requests on")
1627
parser.add_option("--check", action=u"store_true",
1628
help=u"Run self-test")
1629
parser.add_option("--debug", action=u"store_true",
1630
help=u"Debug mode; run in foreground and log to"
1631
u" terminal")
1632
parser.add_option("--debuglevel", type=u"string", metavar="Level",
1633
help=u"Debug level for stdout output")
1634
parser.add_option("--priority", type=u"string", help=u"GnuTLS"
1635
u" priority string (see GnuTLS documentation)")
1636
parser.add_option("--servicename", type=u"string",
1637
metavar=u"NAME", help=u"Zeroconf service name")
1638
parser.add_option("--configdir", type=u"string",
1639
default=u"/etc/mandos", metavar=u"DIR",
1640
help=u"Directory to search for configuration"
1641
u" files")
1642
parser.add_option("--no-dbus", action=u"store_false",
1643
dest=u"use_dbus", help=u"Do not provide D-Bus"
1644
u" system bus interface")
1645
parser.add_option("--no-ipv6", action=u"store_false",
1646
dest=u"use_ipv6", help=u"Do not use IPv6")
1647
options = parser.parse_args()[0]
1676
parser = argparse.ArgumentParser()
1677
parser.add_argument("-v", "--version", action="version",
1678
version = "%%(prog)s %s" % version,
1679
help="show version number and exit")
1680
parser.add_argument("-i", "--interface", metavar="IF",
1681
help="Bind to interface IF")
1682
parser.add_argument("-a", "--address",
1683
help="Address to listen for requests on")
1684
parser.add_argument("-p", "--port", type=int,
1685
help="Port number to receive requests on")
1686
parser.add_argument("--check", action="store_true",
1687
help="Run self-test")
1688
parser.add_argument("--debug", action="store_true",
1689
help="Debug mode; run in foreground and log"
1690
" to terminal")
1691
parser.add_argument("--debuglevel", metavar="LEVEL",
1692
help="Debug level for stdout output")
1693
parser.add_argument("--priority", help="GnuTLS"
1694
" priority string (see GnuTLS documentation)")
1695
parser.add_argument("--servicename",
1696
metavar="NAME", help="Zeroconf service name")
1697
parser.add_argument("--configdir",
1698
default="/etc/mandos", metavar="DIR",
1699
help="Directory to search for configuration"
1700
" files")
1701
parser.add_argument("--no-dbus", action="store_false",
1702
dest="use_dbus", help="Do not provide D-Bus"
1703
" system bus interface")
1704
parser.add_argument("--no-ipv6", action="store_false",
1705
dest="use_ipv6", help="Do not use IPv6")
1706
options = parser.parse_args()
1648
1707
1649
1708
if options.check:
1650
1709
import doctest
1652
1711
sys.exit()
1653
1712
1654
1713
# Default values for config file for server-global settings
1655
server_defaults = { u"interface": u"",
1656
u"address": u"",
1657
u"port": u"",
1658
u"debug": u"False",
1659
u"priority":
1660
u"SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP",
1661
u"servicename": u"Mandos",
1662
u"use_dbus": u"True",
1663
u"use_ipv6": u"True",
1664
u"debuglevel": u"",
1714
server_defaults = { "interface": "",
1715
"address": "",
1716
"port": "",
1717
"debug": "False",
1718
"priority":
1719
"SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP",
1720
"servicename": "Mandos",
1721
"use_dbus": "True",
1722
"use_ipv6": "True",
1723
"debuglevel": "",
1665
1724
}
1666
1725
1667
1726
# Parse config file for server-global settings
1668
1727
server_config = configparser.SafeConfigParser(server_defaults)
1669
1728
del server_defaults
1670
1729
server_config.read(os.path.join(options.configdir,
1671
u"mandos.conf"))
1730
"mandos.conf"))
1672
1731
# Convert the SafeConfigParser object to a dict
1673
1732
server_settings = server_config.defaults()
1674
1733
# Use the appropriate methods on the non-string config options
1675
for option in (u"debug", u"use_dbus", u"use_ipv6"):
1676
server_settings[option] = server_config.getboolean(u"DEFAULT",
1734
for option in ("debug", "use_dbus", "use_ipv6"):
1735
server_settings[option] = server_config.getboolean("DEFAULT",
1677
1736
option)
1678
1737
if server_settings["port"]:
1679
server_settings["port"] = server_config.getint(u"DEFAULT",
1680
u"port")
1738
server_settings["port"] = server_config.getint("DEFAULT",
1739
"port")
1681
1740
del server_config
1682
1741
1683
1742
# Override the settings from the config file with command line
1684
1743
# options, if set.
1685
for option in (u"interface", u"address", u"port", u"debug",
1686
u"priority", u"servicename", u"configdir",
1687
u"use_dbus", u"use_ipv6", u"debuglevel"):
1744
for option in ("interface", "address", "port", "debug",
1745
"priority", "servicename", "configdir",
1746
"use_dbus", "use_ipv6", "debuglevel"):
1688
1747
value = getattr(options, option)
1689
1748
if value is not None:
1690
1749
server_settings[option] = value
1698
1757
##################################################################
1699
1758
1700
1759
# For convenience
1701
debug = server_settings[u"debug"]
1702
debuglevel = server_settings[u"debuglevel"]
1703
use_dbus = server_settings[u"use_dbus"]
1704
use_ipv6 = server_settings[u"use_ipv6"]
1760
debug = server_settings["debug"]
1761
debuglevel = server_settings["debuglevel"]
1762
use_dbus = server_settings["use_dbus"]
1763
use_ipv6 = server_settings["use_ipv6"]
1705
1764
1706
if server_settings[u"servicename"] != u"Mandos":
1765
if server_settings["servicename"] != "Mandos":
1707
1766
syslogger.setFormatter(logging.Formatter
1708
(u'Mandos (%s) [%%(process)d]:'
1709
u' %%(levelname)s: %%(message)s'
1710
% server_settings[u"servicename"]))
1767
('Mandos (%s) [%%(process)d]:'
1768
' %%(levelname)s: %%(message)s'
1769
% server_settings["servicename"]))
1711
1770
1712
1771
# Parse config file with clients
1713
client_defaults = { u"timeout": u"1h",
1714
u"interval": u"5m",
1715
u"checker": u"fping -q -- %%(host)s",
1716
u"host": u"",
1717
u"approved_delay": u"0s",
1718
u"approved_duration": u"1s",
1772
client_defaults = { "timeout": "1h",
1773
"interval": "5m",
1774
"checker": "fping -q -- %%(host)s",
1775
"host": "",
1776
"approval_delay": "0s",
1777
"approval_duration": "1s",
1719
1778
}
1720
1779
client_config = configparser.SafeConfigParser(client_defaults)
1721
client_config.read(os.path.join(server_settings[u"configdir"],
1722
u"clients.conf"))
1780
client_config.read(os.path.join(server_settings["configdir"],
1781
"clients.conf"))
1723
1782
1724
1783
global mandos_dbus_service
1725
1784
mandos_dbus_service = None
1726
1785
1727
tcp_server = MandosServer((server_settings[u"address"],
1728
server_settings[u"port"]),
1786
tcp_server = MandosServer((server_settings["address"],
1787
server_settings["port"]),
1729
1788
ClientHandler,
1730
interface=server_settings[u"interface"],
1789
interface=(server_settings["interface"]
1790
or None),
1731
1791
use_ipv6=use_ipv6,
1732
1792
gnutls_priority=
1733
server_settings[u"priority"],
1793
server_settings["priority"],
1734
1794
use_dbus=use_dbus)
1735
pidfilename = u"/var/run/mandos.pid"
1736
try:
1737
pidfile = open(pidfilename, u"w")
1738
except IOError:
1739
logger.error(u"Could not open file %r", pidfilename)
1795
if not debug:
1796
pidfilename = "/var/run/mandos.pid"
1797
try:
1798
pidfile = open(pidfilename, "w")
1799
except IOError:
1800
logger.error("Could not open file %r", pidfilename)
1740
1801
1741
1802
try:
1742
uid = pwd.getpwnam(u"_mandos").pw_uid
1743
gid = pwd.getpwnam(u"_mandos").pw_gid
1803
uid = pwd.getpwnam("_mandos").pw_uid
1804
gid = pwd.getpwnam("_mandos").pw_gid
1744
1805
except KeyError:
1745
1806
try:
1746
uid = pwd.getpwnam(u"mandos").pw_uid
1747
gid = pwd.getpwnam(u"mandos").pw_gid
1807
uid = pwd.getpwnam("mandos").pw_uid
1808
gid = pwd.getpwnam("mandos").pw_gid
1748
1809
except KeyError:
1749
1810
try:
1750
uid = pwd.getpwnam(u"nobody").pw_uid
1751
gid = pwd.getpwnam(u"nobody").pw_gid
1811
uid = pwd.getpwnam("nobody").pw_uid
1812
gid = pwd.getpwnam("nobody").pw_gid
1752
1813
except KeyError:
1753
1814
uid = 65534
1754
1815
gid = 65534
1759
1820
if error[0] != errno.EPERM:
1760
1821
raise error
1761
1822
1762
# Enable all possible GnuTLS debugging
1763
1764
1765
1823
if not debug and not debuglevel:
1766
1824
syslogger.setLevel(logging.WARNING)
1767
1825
console.setLevel(logging.WARNING)
1771
1829
console.setLevel(level)
1772
1830
1773
1831
if debug:
1832
# Enable all possible GnuTLS debugging
1833
1774
1834
# "Use a log level over 10 to enable all debugging options."
1775
1835
# - GnuTLS manual
1776
1836
gnutls.library.functions.gnutls_global_set_log_level(11)
1777
1837
1778
1838
@gnutls.library.types.gnutls_log_func
1779
1839
def debug_gnutls(level, string):
1780
logger.debug(u"GnuTLS: %s", string[:-1])
1840
logger.debug("GnuTLS: %s", string[:-1])
1781
1841
1782
1842
(gnutls.library.functions
1783
1843
.gnutls_global_set_log_function(debug_gnutls))
1784
1844
1785
1845
# Redirect stdin so all checkers get /dev/null
1786
1846
null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR)
1787
1847
os.dup2(null, sys.stdin.fileno())
1790
1850
else:
1791
1851
# No console logging
1792
1852
logger.removeHandler(console)
1793
1853
1854
# Need to fork before connecting to D-Bus
1855
if not debug:
1856
# Close all input and output, do double fork, etc.
1857
daemon()
1794
1858
1795
1859
global main_loop
1796
1860
# From the Avahi example code
1800
1864
# End of Avahi example code
1801
1865
if use_dbus:
1802
1866
try:
1803
bus_name = dbus.service.BusName(u"se.bsnet.fukt.Mandos",
1867
bus_name = dbus.service.BusName("se.bsnet.fukt.Mandos",
1804
1868
bus, do_not_queue=True)
1805
1869
except dbus.exceptions.NameExistsException, e:
1806
logger.error(unicode(e) + u", disabling D-Bus")
1870
logger.error(unicode(e) + ", disabling D-Bus")
1807
1871
use_dbus = False
1808
server_settings[u"use_dbus"] = False
1872
server_settings["use_dbus"] = False
1809
1873
tcp_server.use_dbus = False
1810
1874
protocol = avahi.PROTO_INET6 if use_ipv6 else avahi.PROTO_INET
1811
service = AvahiService(name = server_settings[u"servicename"],
1812
servicetype = u"_mandos._tcp",
1875
service = AvahiService(name = server_settings["servicename"],
1876
servicetype = "_mandos._tcp",
1813
1877
protocol = protocol, bus = bus)
1814
1878
if server_settings["interface"]:
1815
1879
service.interface = (if_nametoindex
1816
(str(server_settings[u"interface"])))
1817
1818
if not debug:
1819
# Close all input and output, do double fork, etc.
1820
daemon()
1821
1880
(str(server_settings["interface"])))
1881
1822
1882
global multiprocessing_manager
1823
1883
multiprocessing_manager = multiprocessing.Manager()
1824
1884
1843
1903
client_config, section)))
1844
1904
for section in client_config.sections()))
1845
1905
if not tcp_server.clients:
1846
logger.warning(u"No clients defined")
1906
logger.warning("No clients defined")
1847
1907
1848
try:
1849
with pidfile:
1850
pid = os.getpid()
1851
pidfile.write(str(pid) + "\n")
1852
del pidfile
1853
except IOError:
1854
logger.error(u"Could not write to file %r with PID %d",
1855
pidfilename, pid)
1856
except NameError:
1857
# "pidfile" was never created
1858
pass
1859
del pidfilename
1860
1861
1908
if not debug:
1909
try:
1910
with pidfile:
1911
pid = os.getpid()
1912
pidfile.write(str(pid) + "\n".encode("utf-8"))
1913
del pidfile
1914
except IOError:
1915
logger.error("Could not write to file %r with PID %d",
1916
pidfilename, pid)
1917
except NameError:
1918
# "pidfile" was never created
1919
pass
1920
del pidfilename
1921
1862
1922
signal.signal(signal.SIGINT, signal.SIG_IGN)
1923
1863
1924
signal.signal(signal.SIGHUP, lambda signum, frame: sys.exit())
1864
1925
signal.signal(signal.SIGTERM, lambda signum, frame: sys.exit())
1865
1926
1867
1928
class MandosDBusService(dbus.service.Object):
1868
1929
"""A D-Bus proxy object"""
1869
1930
def __init__(self):
1870
dbus.service.Object.__init__(self, bus, u"/")
1871
_interface = u"se.bsnet.fukt.Mandos"
1931
dbus.service.Object.__init__(self, bus, "/")
1932
_interface = "se.bsnet.fukt.Mandos"
1872
1933
1873
@dbus.service.signal(_interface, signature=u"o")
1934
@dbus.service.signal(_interface, signature="o")
1874
1935
def ClientAdded(self, objpath):
1875
1936
"D-Bus signal"
1876
1937
pass
1877
1938
1878
@dbus.service.signal(_interface, signature=u"ss")
1939
@dbus.service.signal(_interface, signature="ss")
1879
1940
def ClientNotFound(self, fingerprint, address):
1880
1941
"D-Bus signal"
1881
1942
pass
1882
1943
1883
@dbus.service.signal(_interface, signature=u"os")
1944
@dbus.service.signal(_interface, signature="os")
1884
1945
def ClientRemoved(self, objpath, name):
1885
1946
"D-Bus signal"
1886
1947
pass
1887
1948
1888
@dbus.service.method(_interface, out_signature=u"ao")
1949
@dbus.service.method(_interface, out_signature="ao")
1889
1950
def GetAllClients(self):
1890
1951
"D-Bus method"
1891
1952
return dbus.Array(c.dbus_object_path
1892
1953
for c in tcp_server.clients)
1893
1954
1894
1955
@dbus.service.method(_interface,
1895
out_signature=u"a{oa{sv}}")
1956
out_signature="a{oa{sv}}")
1896
1957
def GetAllClientsWithProperties(self):
1897
1958
"D-Bus method"
1898
1959
return dbus.Dictionary(
1899
((c.dbus_object_path, c.GetAll(u""))
1960
((c.dbus_object_path, c.GetAll(""))
1900
1961
for c in tcp_server.clients),
1901
signature=u"oa{sv}")
1962
signature="oa{sv}")
1902
1963
1903
@dbus.service.method(_interface, in_signature=u"o")
1964
@dbus.service.method(_interface, in_signature="o")
1904
1965
def RemoveClient(self, object_path):
1905
1966
"D-Bus method"
1906
1967
for c in tcp_server.clients:
1948
2009
# Find out what port we got
1949
2010
service.port = tcp_server.socket.getsockname()[1]
1950
2011
if use_ipv6:
1951
logger.info(u"Now listening on address %r, port %d,"
2012
logger.info("Now listening on address %r, port %d,"
1952
2013
" flowinfo %d, scope_id %d"
1953
2014
% tcp_server.socket.getsockname())
1954
2015
else: # IPv4
1955
logger.info(u"Now listening on address %r, port %d"
2016
logger.info("Now listening on address %r, port %d"
1956
2017
% tcp_server.socket.getsockname())
1957
2018
1958
2019
#service.interface = tcp_server.socket.getsockname()[3]
1962
2023
try:
1963
2024
service.activate()
1964
2025
except dbus.exceptions.DBusException, error:
1965
logger.critical(u"DBusException: %s", error)
2026
logger.critical("DBusException: %s", error)
1966
2027
cleanup()
1967
2028
sys.exit(1)
1968
2029
# End of Avahi example code
1972
2033
(tcp_server.handle_request
1973
2034
(*args[2:], **kwargs) or True))
1974
2035
1975
logger.debug(u"Starting main loop")
2036
logger.debug("Starting main loop")
1976
2037
main_loop.run()
1977
2038
except AvahiError, error:
1978
logger.critical(u"AvahiError: %s", error)
2039
logger.critical("AvahiError: %s", error)
1979
2040
cleanup()
1980
2041
sys.exit(1)
1981
2042
except KeyboardInterrupt:
1982
2043
if debug:
1983
print >> sys.stderr
1984
logger.debug(u"Server received KeyboardInterrupt")
1985
logger.debug(u"Server exiting")
2044
print("", file=sys.stderr)
2045
logger.debug("Server received KeyboardInterrupt")
2046
logger.debug("Server exiting")
1986
2047
# Must run before the D-Bus bus name gets deregistered
1987
2048
cleanup()
1988
2049
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0