164
173
# End of Avahi example code
167
class Client(object):
176
def _datetime_to_dbus(dt, variant_level=0):
177
"""Convert a UTC datetime.datetime() to a D-Bus type."""
178
return dbus.String(dt.isoformat(), variant_level=variant_level)
181
class Client(dbus.service.Object):
168
182
"""A representation of a client host served by this server.
170
name: string; from the config file, used in log messages
184
name: string; from the config file, used in log messages and
171
186
fingerprint: string (40 or 32 hexadecimal digits); used to
172
187
uniquely identify the client
173
secret: bytestring; sent verbatim (over TLS) to client
174
host: string; available for use by the checker command
175
created: datetime.datetime(); object creation, not client host
176
last_checked_ok: datetime.datetime() or None if not yet checked OK
177
timeout: datetime.timedelta(); How long from last_checked_ok
178
until this client is invalid
179
interval: datetime.timedelta(); How often to start a new checker
180
stop_hook: If set, called by stop() as stop_hook(self)
181
checker: subprocess.Popen(); a running checker process used
182
to see if the client lives.
183
'None' if no process is running.
188
secret: bytestring; sent verbatim (over TLS) to client
189
host: string; available for use by the checker command
190
created: datetime.datetime(); (UTC) object creation
191
last_enabled: datetime.datetime(); (UTC)
193
last_checked_ok: datetime.datetime(); (UTC) or None
194
timeout: datetime.timedelta(); How long from last_checked_ok
195
until this client is invalid
196
interval: datetime.timedelta(); How often to start a new checker
197
disable_hook: If set, called by disable() as disable_hook(self)
198
checker: subprocess.Popen(); a running checker process used
199
to see if the client lives.
200
'None' if no process is running.
184
201
checker_initiator_tag: a gobject event source tag, or None
185
stop_initiator_tag: - '' -
202
disable_initiator_tag: - '' -
186
203
checker_callback_tag: - '' -
187
204
checker_command: string; External command which is run to check if
188
205
client lives. %() expansions are done at
189
206
runtime with vars(self) as dict, so that for
190
207
instance %(name)s can be used in the command.
192
_timeout: Real variable for 'timeout'
193
_interval: Real variable for 'interval'
194
_timeout_milliseconds: Used when calling gobject.timeout_add()
195
_interval_milliseconds: - '' -
208
current_checker_command: string; current running checker_command
209
use_dbus: bool(); Whether to provide D-Bus interface and signals
210
dbus_object_path: dbus.ObjectPath ; only set if self.use_dbus
197
def _set_timeout(self, timeout):
198
"Setter function for 'timeout' attribute"
199
self._timeout = timeout
200
self._timeout_milliseconds = ((self.timeout.days
201
* 24 * 60 * 60 * 1000)
202
+ (self.timeout.seconds * 1000)
203
+ (self.timeout.microseconds
205
timeout = property(lambda self: self._timeout,
208
def _set_interval(self, interval):
209
"Setter function for 'interval' attribute"
210
self._interval = interval
211
self._interval_milliseconds = ((self.interval.days
212
* 24 * 60 * 60 * 1000)
213
+ (self.interval.seconds
215
+ (self.interval.microseconds
217
interval = property(lambda self: self._interval,
220
def __init__(self, name = None, stop_hook=None, config={}):
212
def timeout_milliseconds(self):
213
"Return the 'timeout' attribute in milliseconds"
214
return ((self.timeout.days * 24 * 60 * 60 * 1000)
215
+ (self.timeout.seconds * 1000)
216
+ (self.timeout.microseconds // 1000))
218
def interval_milliseconds(self):
219
"Return the 'interval' attribute in milliseconds"
220
return ((self.interval.days * 24 * 60 * 60 * 1000)
221
+ (self.interval.seconds * 1000)
222
+ (self.interval.microseconds // 1000))
224
def __init__(self, name = None, disable_hook=None, config=None,
221
226
"""Note: the 'checker' key in 'config' sets the
222
227
'checker_command' attribute and *not* the 'checker'
225
232
logger.debug(u"Creating client %r", self.name)
233
self.use_dbus = False # During __init__
226
234
# Uppercase and remove spaces from fingerprint for later
227
235
# comparison purposes with return value from the fingerprint()
229
self.fingerprint = config["fingerprint"].upper()\
237
self.fingerprint = (config["fingerprint"].upper()
231
239
logger.debug(u" Fingerprint: %s", self.fingerprint)
232
240
if "secret" in config:
233
241
self.secret = config["secret"].decode(u"base64")
234
242
elif "secfile" in config:
235
sf = open(config["secfile"])
236
self.secret = sf.read()
243
with closing(open(os.path.expanduser
245
(config["secfile"])))) as secfile:
246
self.secret = secfile.read()
239
248
raise TypeError(u"No secret or secfile for client %s"
241
250
self.host = config.get("host", "")
242
self.created = datetime.datetime.now()
251
self.created = datetime.datetime.utcnow()
253
self.last_enabled = None
243
254
self.last_checked_ok = None
244
255
self.timeout = string_to_delta(config["timeout"])
245
256
self.interval = string_to_delta(config["interval"])
246
self.stop_hook = stop_hook
257
self.disable_hook = disable_hook
247
258
self.checker = None
248
259
self.checker_initiator_tag = None
249
self.stop_initiator_tag = None
260
self.disable_initiator_tag = None
250
261
self.checker_callback_tag = None
251
self.check_command = config["checker"]
262
self.checker_command = config["checker"]
263
self.current_checker_command = None
264
self.last_connect = None
265
# Only now, when this client is initialized, can it show up on
267
self.use_dbus = use_dbus
269
self.dbus_object_path = (dbus.ObjectPath
271
+ self.name.replace(".", "_")))
272
dbus.service.Object.__init__(self, bus,
273
self.dbus_object_path)
253
276
"""Start this client's checker and timeout hooks"""
277
self.last_enabled = datetime.datetime.utcnow()
254
278
# Schedule a new checker to be started an 'interval' from now,
255
279
# and every interval from then on.
256
self.checker_initiator_tag = gobject.timeout_add\
257
(self._interval_milliseconds,
280
self.checker_initiator_tag = (gobject.timeout_add
281
(self.interval_milliseconds(),
259
283
# Also start a new checker *right now*.
260
284
self.start_checker()
261
# Schedule a stop() when 'timeout' has passed
262
self.stop_initiator_tag = gobject.timeout_add\
263
(self._timeout_milliseconds,
267
The possibility that a client might be restarted is left open,
268
but not currently used."""
269
# If this client doesn't have a secret, it is already stopped.
270
if hasattr(self, "secret") and self.secret:
271
logger.info(u"Stopping client %s", self.name)
285
# Schedule a disable() when 'timeout' has passed
286
self.disable_initiator_tag = (gobject.timeout_add
287
(self.timeout_milliseconds(),
292
self.PropertyChanged(dbus.String(u"enabled"),
293
dbus.Boolean(True, variant_level=1))
294
self.PropertyChanged(dbus.String(u"last_enabled"),
295
(_datetime_to_dbus(self.last_enabled,
299
"""Disable this client."""
300
if not getattr(self, "enabled", False):
275
if getattr(self, "stop_initiator_tag", False):
276
gobject.source_remove(self.stop_initiator_tag)
277
self.stop_initiator_tag = None
302
logger.info(u"Disabling client %s", self.name)
303
if getattr(self, "disable_initiator_tag", False):
304
gobject.source_remove(self.disable_initiator_tag)
305
self.disable_initiator_tag = None
278
306
if getattr(self, "checker_initiator_tag", False):
279
307
gobject.source_remove(self.checker_initiator_tag)
280
308
self.checker_initiator_tag = None
281
309
self.stop_checker()
310
if self.disable_hook:
311
self.disable_hook(self)
315
self.PropertyChanged(dbus.String(u"enabled"),
316
dbus.Boolean(False, variant_level=1))
284
317
# Do not run this again if called by a gobject.timeout_add
286
320
def __del__(self):
287
self.stop_hook = None
289
def checker_callback(self, pid, condition):
321
self.disable_hook = None
324
def checker_callback(self, pid, condition, command):
290
325
"""The checker has completed, so take appropriate actions."""
291
now = datetime.datetime.now()
292
326
self.checker_callback_tag = None
293
327
self.checker = None
294
if os.WIFEXITED(condition) \
295
and (os.WEXITSTATUS(condition) == 0):
296
logger.info(u"Checker for %(name)s succeeded",
298
self.last_checked_ok = now
299
gobject.source_remove(self.stop_initiator_tag)
300
self.stop_initiator_tag = gobject.timeout_add\
301
(self._timeout_milliseconds,
303
elif not os.WIFEXITED(condition):
330
self.PropertyChanged(dbus.String(u"checker_running"),
331
dbus.Boolean(False, variant_level=1))
332
if os.WIFEXITED(condition):
333
exitstatus = os.WEXITSTATUS(condition)
335
logger.info(u"Checker for %(name)s succeeded",
339
logger.info(u"Checker for %(name)s failed",
343
self.CheckerCompleted(dbus.Int16(exitstatus),
344
dbus.Int64(condition),
345
dbus.String(command))
304
347
logger.warning(u"Checker for %(name)s crashed?",
307
logger.info(u"Checker for %(name)s failed",
351
self.CheckerCompleted(dbus.Int16(-1),
352
dbus.Int64(condition),
353
dbus.String(command))
355
def checked_ok(self):
356
"""Bump up the timeout for this client.
357
This should only be called when the client has been seen,
360
self.last_checked_ok = datetime.datetime.utcnow()
361
gobject.source_remove(self.disable_initiator_tag)
362
self.disable_initiator_tag = (gobject.timeout_add
363
(self.timeout_milliseconds(),
367
self.PropertyChanged(
368
dbus.String(u"last_checked_ok"),
369
(_datetime_to_dbus(self.last_checked_ok,
309
372
def start_checker(self):
310
373
"""Start a new checker subprocess if one is not running.
311
374
If a checker already exists, leave it running and do
318
381
# checkers alone, the checker would have to take more time
319
382
# than 'timeout' for the client to be declared invalid, which
320
383
# is as it should be.
385
# If a checker exists, make sure it is not a zombie
386
if self.checker is not None:
387
pid, status = os.waitpid(self.checker.pid, os.WNOHANG)
389
logger.warning("Checker was a zombie")
390
gobject.source_remove(self.checker_callback_tag)
391
self.checker_callback(pid, status,
392
self.current_checker_command)
393
# Start a new checker if needed
321
394
if self.checker is None:
323
# In case check_command has exactly one % operator
324
command = self.check_command % self.host
396
# In case checker_command has exactly one % operator
397
command = self.checker_command % self.host
325
398
except TypeError:
326
399
# Escape attributes for the shell
327
400
escaped_attrs = dict((key, re.escape(str(val)))
329
402
vars(self).iteritems())
331
command = self.check_command % escaped_attrs
404
command = self.checker_command % escaped_attrs
332
405
except TypeError, error:
333
406
logger.error(u'Could not format string "%s":'
334
u' %s', self.check_command, error)
407
u' %s', self.checker_command, error)
335
408
return True # Try again later
409
self.current_checker_command = command
337
411
logger.info(u"Starting checker %r for %s",
338
412
command, self.name)
413
# We don't need to redirect stdout and stderr, since
414
# in normal mode, that is already done by daemon(),
415
# and in debug mode we don't want to. (Stdin is
416
# always replaced by /dev/null.)
339
417
self.checker = subprocess.Popen(command,
341
419
shell=True, cwd="/")
342
self.checker_callback_tag = gobject.child_watch_add\
344
self.checker_callback)
345
except subprocess.OSError, error:
422
self.CheckerStarted(command)
423
self.PropertyChanged(
424
dbus.String("checker_running"),
425
dbus.Boolean(True, variant_level=1))
426
self.checker_callback_tag = (gobject.child_watch_add
428
self.checker_callback,
430
# The checker may have completed before the gobject
431
# watch was added. Check for this.
432
pid, status = os.waitpid(self.checker.pid, os.WNOHANG)
434
gobject.source_remove(self.checker_callback_tag)
435
self.checker_callback(pid, status, command)
436
except OSError, error:
346
437
logger.error(u"Failed to start subprocess: %s",
348
439
# Re-run this periodically if run by gobject.timeout_add
350
442
def stop_checker(self):
351
443
"""Force the checker process, if any, to stop."""
352
444
if self.checker_callback_tag:
364
456
if error.errno != errno.ESRCH: # No such process
366
458
self.checker = None
460
self.PropertyChanged(dbus.String(u"checker_running"),
461
dbus.Boolean(False, variant_level=1))
367
463
def still_valid(self):
368
464
"""Has the timeout not yet passed for this client?"""
369
now = datetime.datetime.now()
465
if not getattr(self, "enabled", False):
467
now = datetime.datetime.utcnow()
370
468
if self.last_checked_ok is None:
371
469
return now < (self.created + self.timeout)
373
471
return now < (self.last_checked_ok + self.timeout)
473
## D-Bus methods & signals
474
_interface = u"se.bsnet.fukt.Mandos.Client"
477
CheckedOK = dbus.service.method(_interface)(checked_ok)
478
CheckedOK.__name__ = "CheckedOK"
480
# CheckerCompleted - signal
481
@dbus.service.signal(_interface, signature="nxs")
482
def CheckerCompleted(self, exitcode, waitstatus, command):
486
# CheckerStarted - signal
487
@dbus.service.signal(_interface, signature="s")
488
def CheckerStarted(self, command):
492
# GetAllProperties - method
493
@dbus.service.method(_interface, out_signature="a{sv}")
494
def GetAllProperties(self):
496
return dbus.Dictionary({
498
dbus.String(self.name, variant_level=1),
499
dbus.String("fingerprint"):
500
dbus.String(self.fingerprint, variant_level=1),
502
dbus.String(self.host, variant_level=1),
503
dbus.String("created"):
504
_datetime_to_dbus(self.created, variant_level=1),
505
dbus.String("last_enabled"):
506
(_datetime_to_dbus(self.last_enabled,
508
if self.last_enabled is not None
509
else dbus.Boolean(False, variant_level=1)),
510
dbus.String("enabled"):
511
dbus.Boolean(self.enabled, variant_level=1),
512
dbus.String("last_checked_ok"):
513
(_datetime_to_dbus(self.last_checked_ok,
515
if self.last_checked_ok is not None
516
else dbus.Boolean (False, variant_level=1)),
517
dbus.String("timeout"):
518
dbus.UInt64(self.timeout_milliseconds(),
520
dbus.String("interval"):
521
dbus.UInt64(self.interval_milliseconds(),
523
dbus.String("checker"):
524
dbus.String(self.checker_command,
526
dbus.String("checker_running"):
527
dbus.Boolean(self.checker is not None,
529
dbus.String("object_path"):
530
dbus.ObjectPath(self.dbus_object_path,
534
# IsStillValid - method
535
IsStillValid = (dbus.service.method(_interface, out_signature="b")
537
IsStillValid.__name__ = "IsStillValid"
539
# PropertyChanged - signal
540
@dbus.service.signal(_interface, signature="sv")
541
def PropertyChanged(self, property, value):
545
# SetChecker - method
546
@dbus.service.method(_interface, in_signature="s")
547
def SetChecker(self, checker):
548
"D-Bus setter method"
549
self.checker_command = checker
551
self.PropertyChanged(dbus.String(u"checker"),
552
dbus.String(self.checker_command,
556
@dbus.service.method(_interface, in_signature="s")
557
def SetHost(self, host):
558
"D-Bus setter method"
561
self.PropertyChanged(dbus.String(u"host"),
562
dbus.String(self.host, variant_level=1))
564
# SetInterval - method
565
@dbus.service.method(_interface, in_signature="t")
566
def SetInterval(self, milliseconds):
567
self.interval = datetime.timedelta(0, 0, 0, milliseconds)
569
self.PropertyChanged(dbus.String(u"interval"),
570
(dbus.UInt64(self.interval_milliseconds(),
574
@dbus.service.method(_interface, in_signature="ay",
576
def SetSecret(self, secret):
577
"D-Bus setter method"
578
self.secret = str(secret)
580
# SetTimeout - method
581
@dbus.service.method(_interface, in_signature="t")
582
def SetTimeout(self, milliseconds):
583
self.timeout = datetime.timedelta(0, 0, 0, milliseconds)
585
self.PropertyChanged(dbus.String(u"timeout"),
586
(dbus.UInt64(self.timeout_milliseconds(),
590
Enable = dbus.service.method(_interface)(enable)
591
Enable.__name__ = "Enable"
593
# StartChecker - method
594
@dbus.service.method(_interface)
595
def StartChecker(self):
600
@dbus.service.method(_interface)
605
# StopChecker - method
606
StopChecker = dbus.service.method(_interface)(stop_checker)
607
StopChecker.__name__ = "StopChecker"
376
612
def peer_certificate(session):
377
613
"Return the peer's OpenPGP certificate as a bytestring"
378
614
# If not an OpenPGP certificate...
379
if gnutls.library.functions.gnutls_certificate_type_get\
380
(session._c_object) \
381
!= gnutls.library.constants.GNUTLS_CRT_OPENPGP:
615
if (gnutls.library.functions
616
.gnutls_certificate_type_get(session._c_object)
617
!= gnutls.library.constants.GNUTLS_CRT_OPENPGP):
382
618
# ...do the normal thing
383
619
return session.peer_certificate
384
list_size = ctypes.c_uint()
385
cert_list = gnutls.library.functions.gnutls_certificate_get_peers\
386
(session._c_object, ctypes.byref(list_size))
620
list_size = ctypes.c_uint(1)
621
cert_list = (gnutls.library.functions
622
.gnutls_certificate_get_peers
623
(session._c_object, ctypes.byref(list_size)))
624
if not bool(cert_list) and list_size.value != 0:
625
raise gnutls.errors.GNUTLSError("error getting peer"
387
627
if list_size.value == 0:
389
629
cert = cert_list[0]
393
633
def fingerprint(openpgp):
394
634
"Convert an OpenPGP bytestring to a hexdigit fingerprint string"
395
635
# New GnuTLS "datum" with the OpenPGP public key
396
datum = gnutls.library.types.gnutls_datum_t\
397
(ctypes.cast(ctypes.c_char_p(openpgp),
398
ctypes.POINTER(ctypes.c_ubyte)),
399
ctypes.c_uint(len(openpgp)))
636
datum = (gnutls.library.types
637
.gnutls_datum_t(ctypes.cast(ctypes.c_char_p(openpgp),
640
ctypes.c_uint(len(openpgp))))
400
641
# New empty GnuTLS certificate
401
642
crt = gnutls.library.types.gnutls_openpgp_crt_t()
402
gnutls.library.functions.gnutls_openpgp_crt_init\
643
(gnutls.library.functions
644
.gnutls_openpgp_crt_init(ctypes.byref(crt)))
404
645
# Import the OpenPGP public key into the certificate
405
gnutls.library.functions.gnutls_openpgp_crt_import\
406
(crt, ctypes.byref(datum),
407
gnutls.library.constants.GNUTLS_OPENPGP_FMT_RAW)
646
(gnutls.library.functions
647
.gnutls_openpgp_crt_import(crt, ctypes.byref(datum),
648
gnutls.library.constants
649
.GNUTLS_OPENPGP_FMT_RAW))
650
# Verify the self signature in the key
651
crtverify = ctypes.c_uint()
652
(gnutls.library.functions
653
.gnutls_openpgp_crt_verify_self(crt, 0, ctypes.byref(crtverify)))
654
if crtverify.value != 0:
655
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
656
raise gnutls.errors.CertificateSecurityError("Verify failed")
408
657
# New buffer for the fingerprint
409
buffer = ctypes.create_string_buffer(20)
410
buffer_length = ctypes.c_size_t()
658
buf = ctypes.create_string_buffer(20)
659
buf_len = ctypes.c_size_t()
411
660
# Get the fingerprint from the certificate into the buffer
412
gnutls.library.functions.gnutls_openpgp_crt_get_fingerprint\
413
(crt, ctypes.byref(buffer), ctypes.byref(buffer_length))
661
(gnutls.library.functions
662
.gnutls_openpgp_crt_get_fingerprint(crt, ctypes.byref(buf),
663
ctypes.byref(buf_len)))
414
664
# Deinit the certificate
415
665
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
416
666
# Convert the buffer to a Python bytestring
417
fpr = ctypes.string_at(buffer, buffer_length.value)
667
fpr = ctypes.string_at(buf, buf_len.value)
418
668
# Convert the bytestring to hexadecimal notation
419
669
hex_fpr = u''.join(u"%02X" % ord(char) for char in fpr)
423
class tcp_handler(SocketServer.BaseRequestHandler, object):
673
class TCP_handler(SocketServer.BaseRequestHandler, object):
424
674
"""A TCP request handler class.
425
675
Instantiated by IPv6_TCPServer for each request to handle it.
426
676
Note: This will run in its own forked process."""
428
678
def handle(self):
429
679
logger.info(u"TCP connection from: %s",
430
unicode(self.client_address))
431
session = gnutls.connection.ClientSession\
432
(self.request, gnutls.connection.X509Credentials())
680
unicode(self.client_address))
681
session = (gnutls.connection
682
.ClientSession(self.request,
434
686
line = self.request.makefile().readline()
435
687
logger.debug(u"Protocol version: %r", line)
694
968
"SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP",
695
969
"servicename": "Mandos",
698
974
# Parse config file for server-global settings
699
975
server_config = ConfigParser.SafeConfigParser(server_defaults)
700
976
del server_defaults
701
977
server_config.read(os.path.join(options.configdir, "mandos.conf"))
702
server_section = "server"
703
978
# Convert the SafeConfigParser object to a dict
704
server_settings = dict(server_config.items(server_section))
705
# Use getboolean on the boolean config option
706
server_settings["debug"] = server_config.getboolean\
707
(server_section, "debug")
979
server_settings = server_config.defaults()
980
# Use the appropriate methods on the non-string config options
981
server_settings["debug"] = server_config.getboolean("DEFAULT",
983
server_settings["use_dbus"] = server_config.getboolean("DEFAULT",
985
server_settings["use_ipv6"] = server_config.getboolean("DEFAULT",
987
if server_settings["port"]:
988
server_settings["port"] = server_config.getint("DEFAULT",
708
990
del server_config
710
992
# Override the settings from the config file with command line
711
993
# options, if set.
712
994
for option in ("interface", "address", "port", "debug",
713
"priority", "servicename", "configdir"):
995
"priority", "servicename", "configdir",
996
"use_dbus", "use_ipv6"):
714
997
value = getattr(options, option)
715
998
if value is not None:
716
999
server_settings[option] = value
718
1001
# Now we have our good server settings in "server_settings"
720
1004
debug = server_settings["debug"]
1005
use_dbus = server_settings["use_dbus"]
1006
use_dbus = False # XXX: Not done yet
1007
use_ipv6 = server_settings["use_ipv6"]
723
1010
syslogger.setLevel(logging.WARNING)
724
1011
console.setLevel(logging.WARNING)
726
1013
if server_settings["servicename"] != "Mandos":
727
syslogger.setFormatter(logging.Formatter\
1014
syslogger.setFormatter(logging.Formatter
728
1015
('Mandos (%s): %%(levelname)s:'
730
1017
% server_settings["servicename"]))
733
1020
client_defaults = { "timeout": "1h",
734
1021
"interval": "5m",
735
1022
"checker": "fping -q -- %%(host)s",
737
1025
client_config = ConfigParser.SafeConfigParser(client_defaults)
738
1026
client_config.read(os.path.join(server_settings["configdir"],
739
1027
"clients.conf"))
1030
tcp_server = IPv6_TCPServer((server_settings["address"],
1031
server_settings["port"]),
1033
settings=server_settings,
1034
clients=clients, use_ipv6=use_ipv6)
1035
pidfilename = "/var/run/mandos.pid"
1037
pidfile = open(pidfilename, "w")
1039
logger.error("Could not open file %r", pidfilename)
1042
uid = pwd.getpwnam("_mandos").pw_uid
1043
gid = pwd.getpwnam("_mandos").pw_gid
1046
uid = pwd.getpwnam("mandos").pw_uid
1047
gid = pwd.getpwnam("mandos").pw_gid
1050
uid = pwd.getpwnam("nobody").pw_uid
1051
gid = pwd.getpwnam("nogroup").pw_gid
1058
except OSError, error:
1059
if error[0] != errno.EPERM:
1062
# Enable all possible GnuTLS debugging
1064
# "Use a log level over 10 to enable all debugging options."
1066
gnutls.library.functions.gnutls_global_set_log_level(11)
1068
@gnutls.library.types.gnutls_log_func
1069
def debug_gnutls(level, string):
1070
logger.debug("GnuTLS: %s", string[:-1])
1072
(gnutls.library.functions
1073
.gnutls_global_set_log_function(debug_gnutls))
1076
protocol = avahi.PROTO_INET6 if use_ipv6 else avahi.PROTO_INET
742
1077
service = AvahiService(name = server_settings["servicename"],
743
type = "_mandos._tcp", );
1078
servicetype = "_mandos._tcp",
1079
protocol = protocol)
744
1080
if server_settings["interface"]:
745
service.interface = if_nametoindex(server_settings["interface"])
1081
service.interface = (if_nametoindex
1082
(server_settings["interface"]))
747
1084
global main_loop
808
1149
signal.signal(signal.SIGHUP, lambda signum, frame: sys.exit())
809
1150
signal.signal(signal.SIGTERM, lambda signum, frame: sys.exit())
1153
class MandosServer(dbus.service.Object):
1154
"""A D-Bus proxy object"""
1156
dbus.service.Object.__init__(self, bus, "/")
1157
_interface = u"se.bsnet.fukt.Mandos"
1159
@dbus.service.signal(_interface, signature="oa{sv}")
1160
def ClientAdded(self, objpath, properties):
1164
@dbus.service.signal(_interface, signature="os")
1165
def ClientRemoved(self, objpath, name):
1169
@dbus.service.method(_interface, out_signature="ao")
1170
def GetAllClients(self):
1172
return dbus.Array(c.dbus_object_path for c in clients)
1174
@dbus.service.method(_interface, out_signature="a{oa{sv}}")
1175
def GetAllClientsWithProperties(self):
1177
return dbus.Dictionary(
1178
((c.dbus_object_path, c.GetAllProperties())
1182
@dbus.service.method(_interface, in_signature="o")
1183
def RemoveClient(self, object_path):
1186
if c.dbus_object_path == object_path:
1188
# Don't signal anything except ClientRemoved
1192
self.ClientRemoved(object_path, c.name)
1198
mandos_server = MandosServer()
811
1200
for client in clients:
814
tcp_server = IPv6_TCPServer((server_settings["address"],
815
server_settings["port"]),
817
settings=server_settings,
1203
mandos_server.ClientAdded(client.dbus_object_path,
1204
client.GetAllProperties())
1208
tcp_server.server_activate()
819
1210
# Find out what port we got
820
1211
service.port = tcp_server.socket.getsockname()[1]
821
logger.info(u"Now listening on address %r, port %d, flowinfo %d,"
822
u" scope_id %d" % tcp_server.socket.getsockname())
1213
logger.info(u"Now listening on address %r, port %d,"
1214
" flowinfo %d, scope_id %d"
1215
% tcp_server.socket.getsockname())
1217
logger.info(u"Now listening on address %r, port %d"
1218
% tcp_server.socket.getsockname())
824
1220
#service.interface = tcp_server.socket.getsockname()[3]