11
11
# "AvahiService" class, and some lines in "main".
13
13
# Everything else is
14
# Copyright © 2008-2014 Teddy Hogeborn
15
# Copyright © 2008-2014 Björn Påhlsson
14
# Copyright © 2008-2013 Teddy Hogeborn
15
# Copyright © 2008-2013 Björn Påhlsson
17
17
# This program is free software: you can redistribute it and/or modify
18
18
# it under the terms of the GNU General Public License as published by
88
88
except ImportError:
89
89
SO_BINDTODEVICE = None
91
if sys.version_info.major == 2:
95
92
stored_state_file = "clients.pickle"
97
94
logger = logging.getLogger()
95
syslogger = (logging.handlers.SysLogHandler
96
(facility = logging.handlers.SysLogHandler.LOG_DAEMON,
97
address = str("/dev/log")))
101
100
if_nametoindex = (ctypes.cdll.LoadLibrary
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106
SIOCGIFINDEX = 0x8933 # From /usr/include/linux/sockios.h
108
107
with contextlib.closing(socket.socket()) as s:
109
108
ifreq = fcntl.ioctl(s, SIOCGIFINDEX,
110
struct.pack(b"16s16x", interface))
111
interface_index = struct.unpack("I", ifreq[16:20])[0]
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struct.pack(str("16s16x"),
111
interface_index = struct.unpack(str("I"),
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113
return interface_index
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def initlogger(debug, level=logging.WARNING):
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"""init logger and add loglevel"""
119
syslogger = (logging.handlers.SysLogHandler
121
logging.handlers.SysLogHandler.LOG_DAEMON,
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address = "/dev/log"))
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syslogger.setFormatter(logging.Formatter
124
120
('Mandos [%(process)d]: %(levelname)s:'
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221
class AvahiError(Exception):
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222
def __init__(self, value, *args, **kwargs):
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223
self.value = value
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return super(AvahiError, self).__init__(value, *args,
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super(AvahiError, self).__init__(value, *args, **kwargs)
225
def __unicode__(self):
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return unicode(repr(self.value))
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228
class AvahiServiceError(AvahiError):
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273
self.entry_group_state_changed_match = None
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def rename(self, remove=True):
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"""Derived from the Avahi example code"""
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if self.rename_count >= self.max_renames:
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logger.critical("No suitable Zeroconf service name found"
282
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" after %i retries, exiting.",
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280
self.rename_count)
284
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raise AvahiServiceError("Too many renames")
285
self.name = str(self.server
286
.GetAlternativeServiceName(self.name))
287
self.rename_count += 1
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self.name = unicode(self.server
283
.GetAlternativeServiceName(self.name))
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logger.info("Changing Zeroconf service name to %r ...",
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except dbus.exceptions.DBusException as error:
295
if (error.get_dbus_name()
296
== "org.freedesktop.Avahi.CollisionError"):
297
logger.info("Local Zeroconf service name collision.")
298
return self.rename(remove=False)
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logger.critical("D-Bus Exception", exc_info=error)
290
logger.critical("D-Bus Exception", exc_info=error)
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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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elif state == avahi.ENTRY_GROUP_FAILURE:
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logger.critical("Avahi: Error in group state changed %s",
347
raise AvahiGroupError("State changed: {!s}"
338
raise AvahiGroupError("State changed: {0!s}"
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341
def cleanup(self):
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class AvahiServiceToSyslog(AvahiService):
400
def rename(self, *args, **kwargs):
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"""Add the new name to the syslog messages"""
402
ret = AvahiService.rename(self, *args, **kwargs)
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ret = AvahiService.rename(self)
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syslogger.setFormatter(logging.Formatter
404
('Mandos ({}) [%(process)d]:'
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('Mandos ({0}) [%(process)d]:'
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' %(levelname)s: %(message)s'
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.format(self.name)))
401
def timedelta_to_milliseconds(td):
402
"Convert a datetime.timedelta() to milliseconds"
403
return ((td.days * 24 * 60 * 60 * 1000)
404
+ (td.seconds * 1000)
405
+ (td.microseconds // 1000))
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class Client(object):
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"""A representation of a client host served by this server.
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"enabled": "True",
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def timeout_milliseconds(self):
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"Return the 'timeout' attribute in milliseconds"
470
return timedelta_to_milliseconds(self.timeout)
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def extended_timeout_milliseconds(self):
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"Return the 'extended_timeout' attribute in milliseconds"
474
return timedelta_to_milliseconds(self.extended_timeout)
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def interval_milliseconds(self):
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"Return the 'interval' attribute in milliseconds"
478
return timedelta_to_milliseconds(self.interval)
480
def approval_delay_milliseconds(self):
481
return timedelta_to_milliseconds(self.approval_delay)
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def config_parser(config):
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485
"""Construct a new dict of client settings of this form:
497
510
"rb") as secfile:
498
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client["secret"] = secfile.read()
500
raise TypeError("No secret or secfile for section {}"
513
raise TypeError("No secret or secfile for section {0}"
501
514
.format(section))
502
515
client["timeout"] = string_to_delta(section["timeout"])
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client["extended_timeout"] = string_to_delta(
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server_settings = {}
521
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self.server_settings = server_settings
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# adding all client settings
523
for setting, value in settings.items():
536
for setting, value in settings.iteritems():
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setattr(self, setting, value)
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if self.checker_initiator_tag is not None:
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623
gobject.source_remove(self.checker_initiator_tag)
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self.checker_initiator_tag = (gobject.timeout_add
613
.total_seconds() * 1000),
625
(self.interval_milliseconds(),
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626
self.start_checker))
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# Schedule a disable() when 'timeout' has passed
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if self.disable_initiator_tag is not None:
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629
gobject.source_remove(self.disable_initiator_tag)
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self.disable_initiator_tag = (gobject.timeout_add
620
.total_seconds() * 1000),
631
(self.timeout_milliseconds(),
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# Also start a new checker *right now*.
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self.start_checker()
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self.disable_initiator_tag = None
656
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if getattr(self, "enabled", False):
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self.disable_initiator_tag = (gobject.timeout_add
658
(int(timeout.total_seconds()
659
* 1000), self.disable))
669
(timedelta_to_milliseconds
670
(timeout), self.disable))
660
671
self.expires = datetime.datetime.utcnow() + timeout
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673
def need_approval(self):
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# If a checker exists, make sure it is not a zombie
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pid, status = os.waitpid(self.checker.pid, os.WNOHANG)
682
except AttributeError:
684
except OSError as error:
685
if error.errno != errno.ECHILD:
693
except (AttributeError, OSError) as error:
694
if (isinstance(error, OSError)
695
and error.errno != errno.ECHILD):
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logger.warning("Checker was a zombie")
693
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# Start a new checker if needed
694
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if self.checker is None:
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# Escape attributes for the shell
696
escaped_attrs = { attr:
697
re.escape(str(getattr(self, attr)))
698
for attr in self.runtime_expansions }
706
escaped_attrs = dict(
707
(attr, re.escape(unicode(getattr(self, attr))))
709
self.runtime_expansions)
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command = self.checker_command % escaped_attrs
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except TypeError as error:
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793
# "Set" method, so we fail early here:
783
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if byte_arrays and signature != "ay":
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raise ValueError("Byte arrays not supported for non-'ay'"
785
" signature {!r}".format(signature))
796
" signature {0!r}".format(signature))
786
797
def decorator(func):
787
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func._dbus_is_property = True
788
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func._dbus_interface = dbus_interface
819
830
"""Decorator to annotate D-Bus methods, signals or properties
822
@dbus_annotations({"org.freedesktop.DBus.Deprecated": "true",
823
"org.freedesktop.DBus.Property."
824
"EmitsChangedSignal": "false"})
825
833
@dbus_service_property("org.example.Interface", signature="b",
835
@dbus_annotations({{"org.freedesktop.DBus.Deprecated": "true",
836
"org.freedesktop.DBus.Property."
837
"EmitsChangedSignal": "false"})
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def Property_dbus_property(self):
828
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return dbus.Boolean(False)
836
847
class DBusPropertyException(dbus.exceptions.DBusException):
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848
"""A base class for D-Bus property-related exceptions
850
def __unicode__(self):
851
return unicode(str(self))
841
854
class DBusPropertyAccessException(DBusPropertyException):
842
855
"""A property's access permissions disallows an operation.
865
878
If called like _is_dbus_thing("method") it returns a function
866
879
suitable for use as predicate to inspect.getmembers().
868
return lambda obj: getattr(obj, "_dbus_is_{}".format(thing),
881
return lambda obj: getattr(obj, "_dbus_is_{0}".format(thing),
871
884
def _get_all_dbus_things(self, thing):
920
933
# The byte_arrays option is not supported yet on
921
934
# signatures other than "ay".
922
935
if prop._dbus_signature != "ay":
923
raise ValueError("Byte arrays not supported for non-"
924
"'ay' signature {!r}"
925
.format(prop._dbus_signature))
926
937
value = dbus.ByteArray(b''.join(chr(byte)
927
938
for byte in value))
952
963
value.variant_level+1)
953
964
return dbus.Dictionary(properties, signature="sv")
955
@dbus.service.signal(dbus.PROPERTIES_IFACE, signature="sa{sv}as")
956
def PropertiesChanged(self, interface_name, changed_properties,
957
invalidated_properties):
958
"""Standard D-Bus PropertiesChanged() signal, see D-Bus
963
966
@dbus.service.method(dbus.INTROSPECTABLE_IFACE,
964
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out_signature="s",
965
968
path_keyword='object_path',
1001
1004
"_dbus_annotations",
1003
for name, value in annots.items():
1006
for name, value in annots.iteritems():
1004
1007
ann_tag = document.createElement(
1006
1009
ann_tag.setAttribute("name", name)
1009
1012
# Add interface annotation tags
1010
1013
for annotation, value in dict(
1011
1014
itertools.chain.from_iterable(
1012
annotations().items()
1015
annotations().iteritems()
1013
1016
for name, annotations in
1014
1017
self._get_all_dbus_things("interface")
1015
1018
if name == if_tag.getAttribute("name")
1017
1020
ann_tag = document.createElement("annotation")
1018
1021
ann_tag.setAttribute("name", annotation)
1019
1022
ann_tag.setAttribute("value", value)
1076
1079
def wrapper(cls):
1077
1080
for orig_interface_name, alt_interface_name in (
1078
alt_interface_names.items()):
1081
alt_interface_names.iteritems()):
1080
1083
interface_names = set()
1081
1084
# Go though all attributes of the class
1198
1201
attribute.func_closure)))
1200
1203
# Deprecate all alternate interfaces
1201
iname="_AlternateDBusNames_interface_annotation{}"
1204
iname="_AlternateDBusNames_interface_annotation{0}"
1202
1205
for interface_name in interface_names:
1203
1206
@dbus_interface_annotations(interface_name)
1204
1207
def func(self):
1213
1216
if interface_names:
1214
1217
# Replace the class with a new subclass of it with
1215
1218
# methods, signals, etc. as created above.
1216
cls = type(b"{}Alternate".format(cls.__name__),
1219
cls = type(b"{0}Alternate".format(cls.__name__),
1232
1235
runtime_expansions = (Client.runtime_expansions
1233
1236
+ ("dbus_object_path",))
1235
_interface = "se.recompile.Mandos.Client"
1237
1238
# dbus.service.Object doesn't use super(), so we can't either.
1239
1240
def __init__(self, bus = None, *args, **kwargs):
1241
1242
Client.__init__(self, *args, **kwargs)
1242
1243
# Only now, when this client is initialized, can it show up on
1244
client_object_name = str(self.name).translate(
1245
client_object_name = unicode(self.name).translate(
1245
1246
{ord("."): ord("_"),
1246
1247
ord("-"): ord("_")})
1247
1248
self.dbus_object_path = (dbus.ObjectPath
1252
1253
def notifychangeproperty(transform_func,
1253
1254
dbus_name, type_func=lambda x: x,
1254
variant_level=1, invalidate_only=False,
1255
_interface=_interface):
1256
1256
""" Modify a variable so that it's a property which announces
1257
1257
its changes to DBus.
1263
1263
to the D-Bus. Default: no transform
1264
1264
variant_level: D-Bus variant level. Default: 1
1266
attrname = "_{}".format(dbus_name)
1266
attrname = "_{0}".format(dbus_name)
1267
1267
def setter(self, value):
1268
1268
if hasattr(self, "dbus_object_path"):
1269
1269
if (not hasattr(self, attrname) or
1270
1270
type_func(getattr(self, attrname, None))
1271
1271
!= type_func(value)):
1273
self.PropertiesChanged(_interface,
1278
dbus_value = transform_func(type_func(value),
1281
self.PropertyChanged(dbus.String(dbus_name),
1283
self.PropertiesChanged(_interface,
1285
dbus.String(dbus_name):
1286
dbus_value }), dbus.Array())
1272
dbus_value = transform_func(type_func(value),
1275
self.PropertyChanged(dbus.String(dbus_name),
1287
1277
setattr(self, attrname, value)
1289
1279
return property(lambda self: getattr(self, attrname), setter)
1309
1299
approval_delay = notifychangeproperty(dbus.UInt64,
1310
1300
"ApprovalDelay",
1312
lambda td: td.total_seconds()
1302
timedelta_to_milliseconds)
1314
1303
approval_duration = notifychangeproperty(
1315
1304
dbus.UInt64, "ApprovalDuration",
1316
type_func = lambda td: td.total_seconds() * 1000)
1305
type_func = timedelta_to_milliseconds)
1317
1306
host = notifychangeproperty(dbus.String, "Host")
1318
1307
timeout = notifychangeproperty(dbus.UInt64, "Timeout",
1319
type_func = lambda td:
1320
td.total_seconds() * 1000)
1309
timedelta_to_milliseconds)
1321
1310
extended_timeout = notifychangeproperty(
1322
1311
dbus.UInt64, "ExtendedTimeout",
1323
type_func = lambda td: td.total_seconds() * 1000)
1312
type_func = timedelta_to_milliseconds)
1324
1313
interval = notifychangeproperty(dbus.UInt64,
1327
lambda td: td.total_seconds()
1316
timedelta_to_milliseconds)
1329
1317
checker_command = notifychangeproperty(dbus.String, "Checker")
1330
secret = notifychangeproperty(dbus.ByteArray, "Secret",
1331
invalidate_only=True)
1333
1319
del notifychangeproperty
1361
1347
*args, **kwargs)
1363
1349
def start_checker(self, *args, **kwargs):
1364
old_checker_pid = getattr(self.checker, "pid", None)
1350
old_checker = self.checker
1351
if self.checker is not None:
1352
old_checker_pid = self.checker.pid
1354
old_checker_pid = None
1365
1355
r = Client.start_checker(self, *args, **kwargs)
1366
1356
# Only if new checker process was started
1367
1357
if (self.checker is not None
1377
1367
def approve(self, value=True):
1378
1368
self.approved = value
1379
gobject.timeout_add(int(self.approval_duration.total_seconds()
1380
* 1000), self._reset_approved)
1369
gobject.timeout_add(timedelta_to_milliseconds
1370
(self.approval_duration),
1371
self._reset_approved)
1381
1372
self.send_changedstate()
1383
1374
## D-Bus methods, signals & properties
1375
_interface = "se.recompile.Mandos.Client"
1379
@dbus_interface_annotations(_interface)
1381
return { "org.freedesktop.DBus.Property.EmitsChangedSignal":
1389
1386
# CheckerCompleted - signal
1401
1398
# PropertyChanged - signal
1402
@dbus_annotations({"org.freedesktop.DBus.Deprecated": "true"})
1403
1399
@dbus.service.signal(_interface, signature="sv")
1404
1400
def PropertyChanged(self, property, value):
1481
1477
access="readwrite")
1482
1478
def ApprovalDelay_dbus_property(self, value=None):
1483
1479
if value is None: # get
1484
return dbus.UInt64(self.approval_delay.total_seconds()
1480
return dbus.UInt64(self.approval_delay_milliseconds())
1486
1481
self.approval_delay = datetime.timedelta(0, 0, 0, value)
1488
1483
# ApprovalDuration - property
1490
1485
access="readwrite")
1491
1486
def ApprovalDuration_dbus_property(self, value=None):
1492
1487
if value is None: # get
1493
return dbus.UInt64(self.approval_duration.total_seconds()
1488
return dbus.UInt64(timedelta_to_milliseconds(
1489
self.approval_duration))
1495
1490
self.approval_duration = datetime.timedelta(0, 0, 0, value)
1497
1492
# Name - property
1510
1505
def Host_dbus_property(self, value=None):
1511
1506
if value is None: # get
1512
1507
return dbus.String(self.host)
1513
self.host = str(value)
1508
self.host = unicode(value)
1515
1510
# Created - property
1516
1511
@dbus_service_property(_interface, signature="s", access="read")
1563
1558
access="readwrite")
1564
1559
def Timeout_dbus_property(self, value=None):
1565
1560
if value is None: # get
1566
return dbus.UInt64(self.timeout.total_seconds() * 1000)
1561
return dbus.UInt64(self.timeout_milliseconds())
1567
1562
old_timeout = self.timeout
1568
1563
self.timeout = datetime.timedelta(0, 0, 0, value)
1569
1564
# Reschedule disabling
1580
1575
gobject.source_remove(self.disable_initiator_tag)
1581
1576
self.disable_initiator_tag = (
1582
1577
gobject.timeout_add(
1583
int((self.expires - now).total_seconds()
1584
* 1000), self.disable))
1578
timedelta_to_milliseconds(self.expires - now),
1586
1581
# ExtendedTimeout - property
1587
1582
@dbus_service_property(_interface, signature="t",
1588
1583
access="readwrite")
1589
1584
def ExtendedTimeout_dbus_property(self, value=None):
1590
1585
if value is None: # get
1591
return dbus.UInt64(self.extended_timeout.total_seconds()
1586
return dbus.UInt64(self.extended_timeout_milliseconds())
1593
1587
self.extended_timeout = datetime.timedelta(0, 0, 0, value)
1595
1589
# Interval - property
1597
1591
access="readwrite")
1598
1592
def Interval_dbus_property(self, value=None):
1599
1593
if value is None: # get
1600
return dbus.UInt64(self.interval.total_seconds() * 1000)
1594
return dbus.UInt64(self.interval_milliseconds())
1601
1595
self.interval = datetime.timedelta(0, 0, 0, value)
1602
1596
if getattr(self, "checker_initiator_tag", None) is None:
1614
1608
def Checker_dbus_property(self, value=None):
1615
1609
if value is None: # get
1616
1610
return dbus.String(self.checker_command)
1617
self.checker_command = str(value)
1611
self.checker_command = unicode(value)
1619
1613
# CheckerRunning - property
1620
1614
@dbus_service_property(_interface, signature="b",
1636
1630
@dbus_service_property(_interface, signature="ay",
1637
1631
access="write", byte_arrays=True)
1638
1632
def Secret_dbus_property(self, value):
1639
self.secret = bytes(value)
1633
self.secret = str(value)
1676
1670
def handle(self):
1677
1671
with contextlib.closing(self.server.child_pipe) as child_pipe:
1678
1672
logger.info("TCP connection from: %s",
1679
str(self.client_address))
1673
unicode(self.client_address))
1680
1674
logger.debug("Pipe FD: %d",
1681
1675
self.server.child_pipe.fileno())
1708
1702
logger.debug("Protocol version: %r", line)
1710
1704
if int(line.strip().split()[0]) > 1:
1711
raise RuntimeError(line)
1712
1706
except (ValueError, IndexError, RuntimeError) as error:
1713
1707
logger.error("Unknown protocol version: %s", error)
1763
1757
if self.server.use_dbus:
1764
1758
# Emit D-Bus signal
1765
1759
client.NeedApproval(
1766
client.approval_delay.total_seconds()
1767
* 1000, client.approved_by_default)
1760
client.approval_delay_milliseconds(),
1761
client.approved_by_default)
1769
1763
logger.warning("Client %s was not approved",
1776
1770
#wait until timeout or approved
1777
1771
time = datetime.datetime.now()
1778
1772
client.changedstate.acquire()
1779
client.changedstate.wait(delay.total_seconds())
1773
client.changedstate.wait(
1774
float(timedelta_to_milliseconds(delay)
1780
1776
client.changedstate.release()
1781
1777
time2 = datetime.datetime.now()
1782
1778
if (time2 - time) >= delay:
1920
1916
def add_pipe(self, parent_pipe, proc):
1921
1917
"""Dummy function; override as necessary"""
1922
raise NotImplementedError()
1918
raise NotImplementedError
1925
1921
class IPv6_TCPServer(MultiprocessingMixInWithPipe,
1982
1978
self.socket.setsockopt(socket.SOL_SOCKET,
1983
1979
SO_BINDTODEVICE,
1984
(self.interface + "\0")
1980
str(self.interface + '\0'))
1986
1981
except socket.error as error:
1987
1982
if error.errno == errno.EPERM:
1988
1983
logger.error("No permission to bind to"
2191
2186
token_duration = Token(re.compile(r"P"), None,
2192
2187
frozenset((token_year, token_month,
2193
2188
token_day, token_time,
2195
2190
# Define starting values
2196
2191
value = datetime.timedelta() # Value so far
2197
2192
found_token = None
2198
followers = frozenset((token_duration,)) # Following valid tokens
2193
followers = frozenset(token_duration,) # Following valid tokens
2199
2194
s = duration # String left to parse
2200
2195
# Loop until end token is found
2201
2196
while found_token is not token_end:
2261
2256
elif suffix == "w":
2262
2257
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
2264
raise ValueError("Unknown suffix {!r}"
2259
raise ValueError("Unknown suffix {0!r}"
2265
2260
.format(suffix))
2266
except IndexError as e:
2261
except (ValueError, IndexError) as e:
2267
2262
raise ValueError(*(e.args))
2268
2263
timevalue += delta
2269
2264
return timevalue
2284
2279
# Close all standard open file descriptors
2285
2280
null = os.open(os.devnull, os.O_NOCTTY | os.O_RDWR)
2286
2281
if not stat.S_ISCHR(os.fstat(null).st_mode):
2287
raise OSError(errno.ENODEV, "{} not a character device"
2282
raise OSError(errno.ENODEV,
2283
"{0} not a character device"
2288
2284
.format(os.devnull))
2289
2285
os.dup2(null, sys.stdin.fileno())
2290
2286
os.dup2(null, sys.stdout.fileno())
2301
2297
parser = argparse.ArgumentParser()
2302
2298
parser.add_argument("-v", "--version", action="version",
2303
version = "%(prog)s {}".format(version),
2299
version = "%(prog)s {0}".format(version),
2304
2300
help="show version number and exit")
2305
2301
parser.add_argument("-i", "--interface", metavar="IF",
2306
2302
help="Bind to interface IF")
2339
2335
help="Directory to save/restore state in")
2340
2336
parser.add_argument("--foreground", action="store_true",
2341
2337
help="Run in foreground", default=None)
2342
parser.add_argument("--no-zeroconf", action="store_false",
2343
dest="zeroconf", help="Do not use Zeroconf",
2346
2339
options = parser.parse_args()
2348
2341
if options.check:
2350
fail_count, test_count = doctest.testmod()
2351
sys.exit(os.EX_OK if fail_count == 0 else 1)
2353
2346
# Default values for config file for server-global settings
2354
2347
server_defaults = { "interface": "",
2398
2390
for option in ("interface", "address", "port", "debug",
2399
2391
"priority", "servicename", "configdir",
2400
2392
"use_dbus", "use_ipv6", "debuglevel", "restore",
2401
"statedir", "socket", "foreground", "zeroconf"):
2393
"statedir", "socket", "foreground"):
2402
2394
value = getattr(options, option)
2403
2395
if value is not None:
2404
2396
server_settings[option] = value
2406
2398
# Force all strings to be unicode
2407
2399
for option in server_settings.keys():
2408
if isinstance(server_settings[option], bytes):
2409
server_settings[option] = (server_settings[option]
2400
if type(server_settings[option]) is str:
2401
server_settings[option] = unicode(server_settings[option])
2411
2402
# Force all boolean options to be boolean
2412
2403
for option in ("debug", "use_dbus", "use_ipv6", "restore",
2413
"foreground", "zeroconf"):
2414
2405
server_settings[option] = bool(server_settings[option])
2415
2406
# Debug implies foreground
2416
2407
if server_settings["debug"]:
2420
2411
##################################################################
2422
if (not server_settings["zeroconf"] and
2423
not (server_settings["port"]
2424
or server_settings["socket"] != "")):
2425
parser.error("Needs port or socket to work without"
2428
2413
# For convenience
2429
2414
debug = server_settings["debug"]
2430
2415
debuglevel = server_settings["debuglevel"]
2433
2418
stored_state_path = os.path.join(server_settings["statedir"],
2434
2419
stored_state_file)
2435
2420
foreground = server_settings["foreground"]
2436
zeroconf = server_settings["zeroconf"]
2439
2423
initlogger(debug, logging.DEBUG)
2447
2431
if server_settings["servicename"] != "Mandos":
2448
2432
syslogger.setFormatter(logging.Formatter
2449
('Mandos ({}) [%(process)d]:'
2433
('Mandos ({0}) [%(process)d]:'
2450
2434
' %(levelname)s: %(message)s'
2451
2435
.format(server_settings
2452
2436
["servicename"])))
2460
2444
global mandos_dbus_service
2461
2445
mandos_dbus_service = None
2464
if server_settings["socket"] != "":
2465
socketfd = server_settings["socket"]
2466
2447
tcp_server = MandosServer((server_settings["address"],
2467
2448
server_settings["port"]),
2472
2453
gnutls_priority=
2473
2454
server_settings["priority"],
2474
2455
use_dbus=use_dbus,
2456
socketfd=(server_settings["socket"]
2476
2458
if not foreground:
2477
2459
pidfilename = "/run/mandos.pid"
2478
2460
if not os.path.isdir("/run/."):
2548
2530
use_dbus = False
2549
2531
server_settings["use_dbus"] = False
2550
2532
tcp_server.use_dbus = False
2552
protocol = avahi.PROTO_INET6 if use_ipv6 else avahi.PROTO_INET
2553
service = AvahiServiceToSyslog(name =
2554
server_settings["servicename"],
2555
servicetype = "_mandos._tcp",
2556
protocol = protocol, bus = bus)
2557
if server_settings["interface"]:
2558
service.interface = (if_nametoindex
2559
(server_settings["interface"]
2533
protocol = avahi.PROTO_INET6 if use_ipv6 else avahi.PROTO_INET
2534
service = AvahiServiceToSyslog(name =
2535
server_settings["servicename"],
2536
servicetype = "_mandos._tcp",
2537
protocol = protocol, bus = bus)
2538
if server_settings["interface"]:
2539
service.interface = (if_nametoindex
2540
(str(server_settings["interface"])))
2562
2542
global multiprocessing_manager
2563
2543
multiprocessing_manager = multiprocessing.Manager()
2587
2567
os.remove(stored_state_path)
2588
2568
except IOError as e:
2589
2569
if e.errno == errno.ENOENT:
2590
logger.warning("Could not load persistent state: {}"
2570
logger.warning("Could not load persistent state: {0}"
2591
2571
.format(os.strerror(e.errno)))
2593
2573
logger.critical("Could not load persistent state:",
2629
2609
if datetime.datetime.utcnow() >= client["expires"]:
2630
2610
if not client["last_checked_ok"]:
2631
2611
logger.warning(
2632
"disabling client {} - Client never "
2612
"disabling client {0} - Client never "
2633
2613
"performed a successful checker"
2634
2614
.format(client_name))
2635
2615
client["enabled"] = False
2636
2616
elif client["last_checker_status"] != 0:
2637
2617
logger.warning(
2638
"disabling client {} - Client last"
2639
" checker failed with error code {}"
2618
"disabling client {0} - Client "
2619
"last checker failed with error code {1}"
2640
2620
.format(client_name,
2641
2621
client["last_checker_status"]))
2642
2622
client["enabled"] = False
2655
2635
except PGPError:
2656
2636
# If decryption fails, we use secret from new settings
2657
logger.debug("Failed to decrypt {} old secret"
2637
logger.debug("Failed to decrypt {0} old secret"
2658
2638
.format(client_name))
2659
2639
client["secret"] = (
2660
2640
client_settings[client_name]["secret"])
2668
2648
clients_data[client_name] = client_settings[client_name]
2670
2650
# Create all client objects
2671
for client_name, client in clients_data.items():
2651
for client_name, client in clients_data.iteritems():
2672
2652
tcp_server.clients[client_name] = client_class(
2673
2653
name = client_name, settings = client,
2674
2654
server_settings = server_settings)
2733
2713
def GetAllClientsWithProperties(self):
2735
2715
return dbus.Dictionary(
2736
{ c.dbus_object_path: c.GetAll("")
2737
for c in tcp_server.clients.itervalues() },
2716
((c.dbus_object_path, c.GetAll(""))
2717
for c in tcp_server.clients.itervalues()),
2738
2718
signature="oa{sv}")
2740
2720
@dbus.service.method(_interface, in_signature="o")
2779
2758
# A list of attributes that can not be pickled
2781
exclude = { "bus", "changedstate", "secret",
2782
"checker", "server_settings" }
2760
exclude = set(("bus", "changedstate", "secret",
2761
"checker", "server_settings"))
2783
2762
for name, typ in (inspect.getmembers
2784
2763
(dbus.service.Object)):
2785
2764
exclude.add(name)
2808
2787
except NameError:
2810
2789
if e.errno in (errno.ENOENT, errno.EACCES, errno.EEXIST):
2811
logger.warning("Could not save persistent state: {}"
2790
logger.warning("Could not save persistent state: {0}"
2812
2791
.format(os.strerror(e.errno)))
2814
2793
logger.warning("Could not save persistent state:",
2818
2797
# Delete all clients, and settings from config
2819
2798
while tcp_server.clients:
2843
2822
tcp_server.server_activate()
2845
2824
# Find out what port we got
2847
service.port = tcp_server.socket.getsockname()[1]
2825
service.port = tcp_server.socket.getsockname()[1]
2849
2827
logger.info("Now listening on address %r, port %d,"
2850
2828
" flowinfo %d, scope_id %d",
2856
2834
#service.interface = tcp_server.socket.getsockname()[3]
2860
# From the Avahi example code
2863
except dbus.exceptions.DBusException as error:
2864
logger.critical("D-Bus Exception", exc_info=error)
2867
# End of Avahi example code
2837
# From the Avahi example code
2840
except dbus.exceptions.DBusException as error:
2841
logger.critical("D-Bus Exception", exc_info=error)
2844
# End of Avahi example code
2869
2846
gobject.io_add_watch(tcp_server.fileno(), gobject.IO_IN,
2870
2847
lambda *args, **kwargs: