69
import cPickle as pickle
65
import cPickle as pickle
72
66
import multiprocessing
81
74
import dbus.service
82
from gi.repository import GLib
83
77
from dbus.mainloop.glib import DBusGMainLoop
86
80
import xml.dom.minidom
89
# Try to find the value of SO_BINDTODEVICE:
91
# This is where SO_BINDTODEVICE is in Python 3.3 (or 3.4?) and
92
# newer, and it is also the most natural place for it:
93
84
SO_BINDTODEVICE = socket.SO_BINDTODEVICE
94
85
except AttributeError:
96
# This is where SO_BINDTODEVICE was up to and including Python
98
87
from IN import SO_BINDTODEVICE
99
88
except ImportError:
100
# In Python 2.7 it seems to have been removed entirely.
101
# Try running the C preprocessor:
103
cc = subprocess.Popen(["cc", "--language=c", "-E",
105
stdin=subprocess.PIPE,
106
stdout=subprocess.PIPE)
107
stdout = cc.communicate(
108
"#include <sys/socket.h>\nSO_BINDTODEVICE\n")[0]
109
SO_BINDTODEVICE = int(stdout.splitlines()[-1])
110
except (OSError, ValueError, IndexError):
112
SO_BINDTODEVICE = None
114
if sys.version_info.major == 2:
89
SO_BINDTODEVICE = None
118
92
stored_state_file = "clients.pickle"
120
94
logger = logging.getLogger()
95
syslogger = (logging.handlers.SysLogHandler
96
(facility = logging.handlers.SysLogHandler.LOG_DAEMON,
97
address = str("/dev/log")))
124
if_nametoindex = ctypes.cdll.LoadLibrary(
125
ctypes.util.find_library("c")).if_nametoindex
100
if_nametoindex = (ctypes.cdll.LoadLibrary
101
(ctypes.util.find_library("c"))
126
103
except (OSError, AttributeError):
128
104
def if_nametoindex(interface):
129
105
"Get an interface index the hard way, i.e. using fcntl()"
130
106
SIOCGIFINDEX = 0x8933 # From /usr/include/linux/sockios.h
131
107
with contextlib.closing(socket.socket()) as s:
132
108
ifreq = fcntl.ioctl(s, SIOCGIFINDEX,
133
struct.pack(b"16s16x", interface))
134
interface_index = struct.unpack("I", ifreq[16:20])[0]
109
struct.pack(str("16s16x"),
111
interface_index = struct.unpack(str("I"),
135
113
return interface_index
138
def copy_function(func):
139
"""Make a copy of a function"""
140
if sys.version_info.major == 2:
141
return types.FunctionType(func.func_code,
147
return types.FunctionType(func.__code__,
154
116
def initlogger(debug, level=logging.WARNING):
155
117
"""init logger and add loglevel"""
158
syslogger = (logging.handlers.SysLogHandler(
159
facility = logging.handlers.SysLogHandler.LOG_DAEMON,
160
address = "/dev/log"))
161
119
syslogger.setFormatter(logging.Formatter
162
120
('Mandos [%(process)d]: %(levelname)s:'
257
195
def decrypt(self, data, password):
258
196
passphrase = self.password_encode(password)
259
with tempfile.NamedTemporaryFile(
260
dir = self.tempdir) as passfile:
197
with tempfile.NamedTemporaryFile(dir = self.tempdir
261
199
passfile.write(passphrase)
263
proc = subprocess.Popen([self.gpg, '--decrypt',
201
proc = subprocess.Popen(['gpg', '--decrypt',
264
202
'--passphrase-file',
266
204
+ self.gnupgargs,
267
205
stdin = subprocess.PIPE,
268
206
stdout = subprocess.PIPE,
269
207
stderr = subprocess.PIPE)
270
decrypted_plaintext, err = proc.communicate(input = data)
208
decrypted_plaintext, err = proc.communicate(input
271
210
if proc.returncode != 0:
272
211
raise PGPError(err)
273
212
return decrypted_plaintext
275
# Pretend that we have an Avahi module
277
"""This isn't so much a class as it is a module-like namespace.
278
It is instantiated once, and simulates having an Avahi module."""
279
IF_UNSPEC = -1 # avahi-common/address.h
280
PROTO_UNSPEC = -1 # avahi-common/address.h
281
PROTO_INET = 0 # avahi-common/address.h
282
PROTO_INET6 = 1 # avahi-common/address.h
283
DBUS_NAME = "org.freedesktop.Avahi"
284
DBUS_INTERFACE_ENTRY_GROUP = DBUS_NAME + ".EntryGroup"
285
DBUS_INTERFACE_SERVER = DBUS_NAME + ".Server"
286
DBUS_PATH_SERVER = "/"
287
def string_array_to_txt_array(self, t):
288
return dbus.Array((dbus.ByteArray(s.encode("utf-8"))
289
for s in t), signature="ay")
290
ENTRY_GROUP_ESTABLISHED = 2 # avahi-common/defs.h
291
ENTRY_GROUP_COLLISION = 3 # avahi-common/defs.h
292
ENTRY_GROUP_FAILURE = 4 # avahi-common/defs.h
293
SERVER_INVALID = 0 # avahi-common/defs.h
294
SERVER_REGISTERING = 1 # avahi-common/defs.h
295
SERVER_RUNNING = 2 # avahi-common/defs.h
296
SERVER_COLLISION = 3 # avahi-common/defs.h
297
SERVER_FAILURE = 4 # avahi-common/defs.h
300
215
class AvahiError(Exception):
301
216
def __init__(self, value, *args, **kwargs):
302
217
self.value = value
303
return super(AvahiError, self).__init__(value, *args,
218
super(AvahiError, self).__init__(value, *args, **kwargs)
219
def __unicode__(self):
220
return unicode(repr(self.value))
307
222
class AvahiServiceError(AvahiError):
311
225
class AvahiGroupError(AvahiError):
485
377
follow_name_owner_changes=True),
486
378
avahi.DBUS_INTERFACE_SERVER)
487
379
self.server.connect_to_signal("StateChanged",
488
self.server_state_changed)
380
self.server_state_changed)
489
381
self.server_state_changed(self.server.GetState())
492
384
class AvahiServiceToSyslog(AvahiService):
493
def rename(self, *args, **kwargs):
494
386
"""Add the new name to the syslog messages"""
495
ret = AvahiService.rename(self, *args, **kwargs)
496
syslogger.setFormatter(logging.Formatter(
497
'Mandos ({}) [%(process)d]: %(levelname)s: %(message)s'
387
ret = AvahiService.rename(self)
388
syslogger.setFormatter(logging.Formatter
389
('Mandos ({0}) [%(process)d]:'
390
' %(levelname)s: %(message)s'
501
# Pretend that we have a GnuTLS module
502
class GnuTLS(object):
503
"""This isn't so much a class as it is a module-like namespace.
504
It is instantiated once, and simulates having a GnuTLS module."""
506
_library = ctypes.cdll.LoadLibrary(
507
ctypes.util.find_library("gnutls"))
508
_need_version = b"3.3.0"
510
# Need to use class name "GnuTLS" here, since this method is
511
# called before the assignment to the "gnutls" global variable
513
if GnuTLS.check_version(self._need_version) is None:
514
raise GnuTLS.Error("Needs GnuTLS {} or later"
515
.format(self._need_version))
517
# Unless otherwise indicated, the constants and types below are
518
# all from the gnutls/gnutls.h C header file.
528
E_NO_CERTIFICATE_FOUND = -49
529
OPENPGP_FMT_RAW = 0 # gnutls/openpgp.h
532
class session_int(ctypes.Structure):
534
session_t = ctypes.POINTER(session_int)
535
class certificate_credentials_st(ctypes.Structure):
537
certificate_credentials_t = ctypes.POINTER(
538
certificate_credentials_st)
539
certificate_type_t = ctypes.c_int
540
class datum_t(ctypes.Structure):
541
_fields_ = [('data', ctypes.POINTER(ctypes.c_ubyte)),
542
('size', ctypes.c_uint)]
543
class openpgp_crt_int(ctypes.Structure):
545
openpgp_crt_t = ctypes.POINTER(openpgp_crt_int)
546
openpgp_crt_fmt_t = ctypes.c_int # gnutls/openpgp.h
547
log_func = ctypes.CFUNCTYPE(None, ctypes.c_int, ctypes.c_char_p)
548
credentials_type_t = ctypes.c_int
549
transport_ptr_t = ctypes.c_void_p
550
close_request_t = ctypes.c_int
553
class Error(Exception):
554
# We need to use the class name "GnuTLS" here, since this
555
# exception might be raised from within GnuTLS.__init__,
556
# which is called before the assignment to the "gnutls"
557
# global variable has happened.
558
def __init__(self, message = None, code = None, args=()):
559
# Default usage is by a message string, but if a return
560
# code is passed, convert it to a string with
563
if message is None and code is not None:
564
message = GnuTLS.strerror(code)
565
return super(GnuTLS.Error, self).__init__(
568
class CertificateSecurityError(Error):
572
class Credentials(object):
574
self._c_object = gnutls.certificate_credentials_t()
575
gnutls.certificate_allocate_credentials(
576
ctypes.byref(self._c_object))
577
self.type = gnutls.CRD_CERTIFICATE
580
gnutls.certificate_free_credentials(self._c_object)
582
class ClientSession(object):
583
def __init__(self, socket, credentials = None):
584
self._c_object = gnutls.session_t()
585
gnutls.init(ctypes.byref(self._c_object), gnutls.CLIENT)
586
gnutls.set_default_priority(self._c_object)
587
gnutls.transport_set_ptr(self._c_object, socket.fileno())
588
gnutls.handshake_set_private_extensions(self._c_object,
591
if credentials is None:
592
credentials = gnutls.Credentials()
593
gnutls.credentials_set(self._c_object, credentials.type,
594
ctypes.cast(credentials._c_object,
596
self.credentials = credentials
599
gnutls.deinit(self._c_object)
602
return gnutls.handshake(self._c_object)
604
def send(self, data):
608
data_len -= gnutls.record_send(self._c_object,
613
return gnutls.bye(self._c_object, gnutls.SHUT_RDWR)
615
# Error handling functions
616
def _error_code(result):
617
"""A function to raise exceptions on errors, suitable
618
for the 'restype' attribute on ctypes functions"""
621
if result == gnutls.E_NO_CERTIFICATE_FOUND:
622
raise gnutls.CertificateSecurityError(code = result)
623
raise gnutls.Error(code = result)
625
def _retry_on_error(result, func, arguments):
626
"""A function to retry on some errors, suitable
627
for the 'errcheck' attribute on ctypes functions"""
629
if result not in (gnutls.E_INTERRUPTED, gnutls.E_AGAIN):
630
return _error_code(result)
631
result = func(*arguments)
634
# Unless otherwise indicated, the function declarations below are
635
# all from the gnutls/gnutls.h C header file.
638
priority_set_direct = _library.gnutls_priority_set_direct
639
priority_set_direct.argtypes = [session_t, ctypes.c_char_p,
640
ctypes.POINTER(ctypes.c_char_p)]
641
priority_set_direct.restype = _error_code
643
init = _library.gnutls_init
644
init.argtypes = [ctypes.POINTER(session_t), ctypes.c_int]
645
init.restype = _error_code
647
set_default_priority = _library.gnutls_set_default_priority
648
set_default_priority.argtypes = [session_t]
649
set_default_priority.restype = _error_code
651
record_send = _library.gnutls_record_send
652
record_send.argtypes = [session_t, ctypes.c_void_p,
654
record_send.restype = ctypes.c_ssize_t
655
record_send.errcheck = _retry_on_error
657
certificate_allocate_credentials = (
658
_library.gnutls_certificate_allocate_credentials)
659
certificate_allocate_credentials.argtypes = [
660
ctypes.POINTER(certificate_credentials_t)]
661
certificate_allocate_credentials.restype = _error_code
663
certificate_free_credentials = (
664
_library.gnutls_certificate_free_credentials)
665
certificate_free_credentials.argtypes = [certificate_credentials_t]
666
certificate_free_credentials.restype = None
668
handshake_set_private_extensions = (
669
_library.gnutls_handshake_set_private_extensions)
670
handshake_set_private_extensions.argtypes = [session_t,
672
handshake_set_private_extensions.restype = None
674
credentials_set = _library.gnutls_credentials_set
675
credentials_set.argtypes = [session_t, credentials_type_t,
677
credentials_set.restype = _error_code
679
strerror = _library.gnutls_strerror
680
strerror.argtypes = [ctypes.c_int]
681
strerror.restype = ctypes.c_char_p
683
certificate_type_get = _library.gnutls_certificate_type_get
684
certificate_type_get.argtypes = [session_t]
685
certificate_type_get.restype = _error_code
687
certificate_get_peers = _library.gnutls_certificate_get_peers
688
certificate_get_peers.argtypes = [session_t,
689
ctypes.POINTER(ctypes.c_uint)]
690
certificate_get_peers.restype = ctypes.POINTER(datum_t)
692
global_set_log_level = _library.gnutls_global_set_log_level
693
global_set_log_level.argtypes = [ctypes.c_int]
694
global_set_log_level.restype = None
696
global_set_log_function = _library.gnutls_global_set_log_function
697
global_set_log_function.argtypes = [log_func]
698
global_set_log_function.restype = None
700
deinit = _library.gnutls_deinit
701
deinit.argtypes = [session_t]
702
deinit.restype = None
704
handshake = _library.gnutls_handshake
705
handshake.argtypes = [session_t]
706
handshake.restype = _error_code
707
handshake.errcheck = _retry_on_error
709
transport_set_ptr = _library.gnutls_transport_set_ptr
710
transport_set_ptr.argtypes = [session_t, transport_ptr_t]
711
transport_set_ptr.restype = None
713
bye = _library.gnutls_bye
714
bye.argtypes = [session_t, close_request_t]
715
bye.restype = _error_code
716
bye.errcheck = _retry_on_error
718
check_version = _library.gnutls_check_version
719
check_version.argtypes = [ctypes.c_char_p]
720
check_version.restype = ctypes.c_char_p
722
# All the function declarations below are from gnutls/openpgp.h
724
openpgp_crt_init = _library.gnutls_openpgp_crt_init
725
openpgp_crt_init.argtypes = [ctypes.POINTER(openpgp_crt_t)]
726
openpgp_crt_init.restype = _error_code
728
openpgp_crt_import = _library.gnutls_openpgp_crt_import
729
openpgp_crt_import.argtypes = [openpgp_crt_t,
730
ctypes.POINTER(datum_t),
732
openpgp_crt_import.restype = _error_code
734
openpgp_crt_verify_self = _library.gnutls_openpgp_crt_verify_self
735
openpgp_crt_verify_self.argtypes = [openpgp_crt_t, ctypes.c_uint,
736
ctypes.POINTER(ctypes.c_uint)]
737
openpgp_crt_verify_self.restype = _error_code
739
openpgp_crt_deinit = _library.gnutls_openpgp_crt_deinit
740
openpgp_crt_deinit.argtypes = [openpgp_crt_t]
741
openpgp_crt_deinit.restype = None
743
openpgp_crt_get_fingerprint = (
744
_library.gnutls_openpgp_crt_get_fingerprint)
745
openpgp_crt_get_fingerprint.argtypes = [openpgp_crt_t,
749
openpgp_crt_get_fingerprint.restype = _error_code
751
# Remove non-public functions
752
del _error_code, _retry_on_error
753
# Create the global "gnutls" object, simulating a module
756
def call_pipe(connection, # : multiprocessing.Connection
757
func, *args, **kwargs):
758
"""This function is meant to be called by multiprocessing.Process
760
This function runs func(*args, **kwargs), and writes the resulting
761
return value on the provided multiprocessing.Connection.
763
connection.send(func(*args, **kwargs))
395
def timedelta_to_milliseconds(td):
396
"Convert a datetime.timedelta() to milliseconds"
397
return ((td.days * 24 * 60 * 60 * 1000)
398
+ (td.seconds * 1000)
399
+ (td.microseconds // 1000))
766
402
class Client(object):
767
403
"""A representation of a client host served by this server.
965
614
# Schedule a new checker to be started an 'interval' from now,
966
615
# and every interval from then on.
967
616
if self.checker_initiator_tag is not None:
968
GLib.source_remove(self.checker_initiator_tag)
969
self.checker_initiator_tag = GLib.timeout_add(
970
int(self.interval.total_seconds() * 1000),
617
gobject.source_remove(self.checker_initiator_tag)
618
self.checker_initiator_tag = (gobject.timeout_add
619
(self.interval_milliseconds(),
972
621
# Schedule a disable() when 'timeout' has passed
973
622
if self.disable_initiator_tag is not None:
974
GLib.source_remove(self.disable_initiator_tag)
975
self.disable_initiator_tag = GLib.timeout_add(
976
int(self.timeout.total_seconds() * 1000), self.disable)
623
gobject.source_remove(self.disable_initiator_tag)
624
self.disable_initiator_tag = (gobject.timeout_add
625
(self.timeout_milliseconds(),
977
627
# Also start a new checker *right now*.
978
628
self.start_checker()
980
def checker_callback(self, source, condition, connection,
630
def checker_callback(self, pid, condition, command):
982
631
"""The checker has completed, so take appropriate actions."""
983
632
self.checker_callback_tag = None
984
633
self.checker = None
985
# Read return code from connection (see call_pipe)
986
returncode = connection.recv()
990
self.last_checker_status = returncode
991
self.last_checker_signal = None
634
if os.WIFEXITED(condition):
635
self.last_checker_status = os.WEXITSTATUS(condition)
992
636
if self.last_checker_status == 0:
993
637
logger.info("Checker for %(name)s succeeded",
995
639
self.checked_ok()
997
logger.info("Checker for %(name)s failed", vars(self))
641
logger.info("Checker for %(name)s failed",
999
644
self.last_checker_status = -1
1000
self.last_checker_signal = -returncode
1001
645
logger.warning("Checker for %(name)s crashed?",
1005
648
def checked_ok(self):
1006
649
"""Assert that the client has been seen, alive and well."""
1007
650
self.last_checked_ok = datetime.datetime.utcnow()
1008
651
self.last_checker_status = 0
1009
self.last_checker_signal = None
1010
652
self.bump_timeout()
1012
654
def bump_timeout(self, timeout=None):
1038
681
# than 'timeout' for the client to be disabled, which is as it
1041
if self.checker is not None and not self.checker.is_alive():
1042
logger.warning("Checker was not alive; joining")
684
# If a checker exists, make sure it is not a zombie
686
pid, status = os.waitpid(self.checker.pid, os.WNOHANG)
687
except (AttributeError, OSError) as error:
688
if (isinstance(error, OSError)
689
and error.errno != errno.ECHILD):
693
logger.warning("Checker was a zombie")
694
gobject.source_remove(self.checker_callback_tag)
695
self.checker_callback(pid, status,
696
self.current_checker_command)
1045
697
# Start a new checker if needed
1046
698
if self.checker is None:
1047
699
# Escape attributes for the shell
1049
attr: re.escape(str(getattr(self, attr)))
1050
for attr in self.runtime_expansions }
700
escaped_attrs = dict(
701
(attr, re.escape(unicode(getattr(self, attr))))
703
self.runtime_expansions)
1052
705
command = self.checker_command % escaped_attrs
1053
706
except TypeError as error:
1054
707
logger.error('Could not format string "%s"',
1055
self.checker_command,
708
self.checker_command, exc_info=error)
709
return True # Try again later
710
self.current_checker_command = command
712
logger.info("Starting checker %r for %s",
714
# We don't need to redirect stdout and stderr, since
715
# in normal mode, that is already done by daemon(),
716
# and in debug mode we don't want to. (Stdin is
717
# always replaced by /dev/null.)
718
# The exception is when not debugging but nevertheless
719
# running in the foreground; use the previously
722
if (not self.server_settings["debug"]
723
and self.server_settings["foreground"]):
724
popen_args.update({"stdout": wnull,
726
self.checker = subprocess.Popen(command,
730
except OSError as error:
731
logger.error("Failed to start subprocess",
1057
return True # Try again later
1058
self.current_checker_command = command
1059
logger.info("Starting checker %r for %s", command,
1061
# We don't need to redirect stdout and stderr, since
1062
# in normal mode, that is already done by daemon(),
1063
# and in debug mode we don't want to. (Stdin is
1064
# always replaced by /dev/null.)
1065
# The exception is when not debugging but nevertheless
1066
# running in the foreground; use the previously
1068
popen_args = { "close_fds": True,
1071
if (not self.server_settings["debug"]
1072
and self.server_settings["foreground"]):
1073
popen_args.update({"stdout": wnull,
1075
pipe = multiprocessing.Pipe(duplex = False)
1076
self.checker = multiprocessing.Process(
1078
args = (pipe[1], subprocess.call, command),
1079
kwargs = popen_args)
1080
self.checker.start()
1081
self.checker_callback_tag = GLib.io_add_watch(
1082
pipe[0].fileno(), GLib.IO_IN,
1083
self.checker_callback, pipe[0], command)
1084
# Re-run this periodically if run by GLib.timeout_add
734
self.checker_callback_tag = (gobject.child_watch_add
736
self.checker_callback,
738
# The checker may have completed before the gobject
739
# watch was added. Check for this.
741
pid, status = os.waitpid(self.checker.pid, os.WNOHANG)
742
except OSError as error:
743
if error.errno == errno.ECHILD:
744
# This should never happen
745
logger.error("Child process vanished",
750
gobject.source_remove(self.checker_callback_tag)
751
self.checker_callback(pid, status, command)
752
# Re-run this periodically if run by gobject.timeout_add
1087
755
def stop_checker(self):
1088
756
"""Force the checker process, if any, to stop."""
1089
757
if self.checker_callback_tag:
1090
GLib.source_remove(self.checker_callback_tag)
758
gobject.source_remove(self.checker_callback_tag)
1091
759
self.checker_callback_tag = None
1092
760
if getattr(self, "checker", None) is None:
1094
762
logger.debug("Stopping checker for %(name)s", vars(self))
1095
self.checker.terminate()
764
self.checker.terminate()
766
#if self.checker.poll() is None:
767
# self.checker.kill()
768
except OSError as error:
769
if error.errno != errno.ESRCH: # No such process
1096
771
self.checker = None
1099
def dbus_service_property(dbus_interface,
774
def dbus_service_property(dbus_interface, signature="v",
775
access="readwrite", byte_arrays=False):
1103
776
"""Decorators for marking methods of a DBusObjectWithProperties to
1104
777
become properties on the D-Bus.
1205
872
If called like _is_dbus_thing("method") it returns a function
1206
873
suitable for use as predicate to inspect.getmembers().
1208
return lambda obj: getattr(obj, "_dbus_is_{}".format(thing),
875
return lambda obj: getattr(obj, "_dbus_is_{0}".format(thing),
1211
878
def _get_all_dbus_things(self, thing):
1212
879
"""Returns a generator of (name, attribute) pairs
1214
return ((getattr(athing.__get__(self), "_dbus_name", name),
881
return ((getattr(athing.__get__(self), "_dbus_name",
1215
883
athing.__get__(self))
1216
884
for cls in self.__class__.__mro__
1217
885
for name, athing in
1218
inspect.getmembers(cls, self._is_dbus_thing(thing)))
1220
@dbus.service.method(dbus.INTROSPECTABLE_IFACE,
1221
out_signature = "s",
1222
path_keyword = 'object_path',
1223
connection_keyword = 'connection')
1224
def Introspect(self, object_path, connection):
1225
"""Overloading of standard D-Bus method.
1227
Inserts annotation tags on methods and signals.
1229
xmlstring = dbus.service.Object.Introspect(self, object_path,
1232
document = xml.dom.minidom.parseString(xmlstring)
1234
for if_tag in document.getElementsByTagName("interface"):
1235
# Add annotation tags
1236
for typ in ("method", "signal"):
1237
for tag in if_tag.getElementsByTagName(typ):
1239
for name, prop in (self.
1240
_get_all_dbus_things(typ)):
1241
if (name == tag.getAttribute("name")
1242
and prop._dbus_interface
1243
== if_tag.getAttribute("name")):
1244
annots.update(getattr(
1245
prop, "_dbus_annotations", {}))
1246
for name, value in annots.items():
1247
ann_tag = document.createElement(
1249
ann_tag.setAttribute("name", name)
1250
ann_tag.setAttribute("value", value)
1251
tag.appendChild(ann_tag)
1252
# Add interface annotation tags
1253
for annotation, value in dict(
1254
itertools.chain.from_iterable(
1255
annotations().items()
1256
for name, annotations
1257
in self._get_all_dbus_things("interface")
1258
if name == if_tag.getAttribute("name")
1260
ann_tag = document.createElement("annotation")
1261
ann_tag.setAttribute("name", annotation)
1262
ann_tag.setAttribute("value", value)
1263
if_tag.appendChild(ann_tag)
1264
# Fix argument name for the Introspect method itself
1265
if (if_tag.getAttribute("name")
1266
== dbus.INTROSPECTABLE_IFACE):
1267
for cn in if_tag.getElementsByTagName("method"):
1268
if cn.getAttribute("name") == "Introspect":
1269
for arg in cn.getElementsByTagName("arg"):
1270
if (arg.getAttribute("direction")
1272
arg.setAttribute("name",
1274
xmlstring = document.toxml("utf-8")
1276
except (AttributeError, xml.dom.DOMException,
1277
xml.parsers.expat.ExpatError) as error:
1278
logger.error("Failed to override Introspection method",
1283
class DBusObjectWithProperties(DBusObjectWithAnnotations):
1284
"""A D-Bus object with properties.
1286
Classes inheriting from this can use the dbus_service_property
1287
decorator to expose methods as D-Bus properties. It exposes the
1288
standard Get(), Set(), and GetAll() methods on the D-Bus.
886
inspect.getmembers(cls,
887
self._is_dbus_thing(thing)))
1291
889
def _get_dbus_property(self, interface_name, property_name):
1292
890
"""Returns a bound method if one exists which is a D-Bus
1293
891
property with the specified name and interface.
1295
for cls in self.__class__.__mro__:
1296
for name, value in inspect.getmembers(
1297
cls, self._is_dbus_thing("property")):
893
for cls in self.__class__.__mro__:
894
for name, value in (inspect.getmembers
896
self._is_dbus_thing("property"))):
1298
897
if (value._dbus_name == property_name
1299
898
and value._dbus_interface == interface_name):
1300
899
return value.__get__(self)
1302
901
# No such property
1303
raise DBusPropertyNotFound("{}:{}.{}".format(
1304
self.dbus_object_path, interface_name, property_name))
1307
def _get_all_interface_names(cls):
1308
"""Get a sequence of all interfaces supported by an object"""
1309
return (name for name in set(getattr(getattr(x, attr),
1310
"_dbus_interface", None)
1311
for x in (inspect.getmro(cls))
1313
if name is not None)
1315
@dbus.service.method(dbus.PROPERTIES_IFACE,
902
raise DBusPropertyNotFound(self.dbus_object_path + ":"
903
+ interface_name + "."
906
@dbus.service.method(dbus.PROPERTIES_IFACE, in_signature="ss",
1317
907
out_signature="v")
1318
908
def Get(self, interface_name, property_name):
1319
909
"""Standard D-Bus property Get() method, see D-Bus standard.
1447
1038
exc_info=error)
1448
1039
return xmlstring
1451
dbus.OBJECT_MANAGER_IFACE
1452
except AttributeError:
1453
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
1455
class DBusObjectWithObjectManager(DBusObjectWithAnnotations):
1456
"""A D-Bus object with an ObjectManager.
1458
Classes inheriting from this exposes the standard
1459
GetManagedObjects call and the InterfacesAdded and
1460
InterfacesRemoved signals on the standard
1461
"org.freedesktop.DBus.ObjectManager" interface.
1463
Note: No signals are sent automatically; they must be sent
1466
@dbus.service.method(dbus.OBJECT_MANAGER_IFACE,
1467
out_signature = "a{oa{sa{sv}}}")
1468
def GetManagedObjects(self):
1469
"""This function must be overridden"""
1470
raise NotImplementedError()
1472
@dbus.service.signal(dbus.OBJECT_MANAGER_IFACE,
1473
signature = "oa{sa{sv}}")
1474
def InterfacesAdded(self, object_path, interfaces_and_properties):
1477
@dbus.service.signal(dbus.OBJECT_MANAGER_IFACE, signature = "oas")
1478
def InterfacesRemoved(self, object_path, interfaces):
1481
@dbus.service.method(dbus.INTROSPECTABLE_IFACE,
1482
out_signature = "s",
1483
path_keyword = 'object_path',
1484
connection_keyword = 'connection')
1485
def Introspect(self, object_path, connection):
1486
"""Overloading of standard D-Bus method.
1488
Override return argument name of GetManagedObjects to be
1489
"objpath_interfaces_and_properties"
1491
xmlstring = DBusObjectWithAnnotations.Introspect(self,
1495
document = xml.dom.minidom.parseString(xmlstring)
1497
for if_tag in document.getElementsByTagName("interface"):
1498
# Fix argument name for the GetManagedObjects method
1499
if (if_tag.getAttribute("name")
1500
== dbus.OBJECT_MANAGER_IFACE):
1501
for cn in if_tag.getElementsByTagName("method"):
1502
if (cn.getAttribute("name")
1503
== "GetManagedObjects"):
1504
for arg in cn.getElementsByTagName("arg"):
1505
if (arg.getAttribute("direction")
1509
"objpath_interfaces"
1511
xmlstring = document.toxml("utf-8")
1513
except (AttributeError, xml.dom.DOMException,
1514
xml.parsers.expat.ExpatError) as error:
1515
logger.error("Failed to override Introspection method",
1519
1042
def datetime_to_dbus(dt, variant_level=0):
1520
1043
"""Convert a UTC datetime.datetime() to a D-Bus type."""
1522
1045
return dbus.String("", variant_level = variant_level)
1523
return dbus.String(dt.isoformat(), variant_level=variant_level)
1046
return dbus.String(dt.isoformat(),
1047
variant_level=variant_level)
1526
1050
def alternate_dbus_interfaces(alt_interface_names, deprecate=True):
1557
1080
# Ignore non-D-Bus attributes, and D-Bus attributes
1558
1081
# with the wrong interface name
1559
1082
if (not hasattr(attribute, "_dbus_interface")
1560
or not attribute._dbus_interface.startswith(
1561
orig_interface_name)):
1083
or not attribute._dbus_interface
1084
.startswith(orig_interface_name)):
1563
1086
# Create an alternate D-Bus interface name based on
1564
1087
# the current name
1565
alt_interface = attribute._dbus_interface.replace(
1566
orig_interface_name, alt_interface_name)
1088
alt_interface = (attribute._dbus_interface
1089
.replace(orig_interface_name,
1090
alt_interface_name))
1567
1091
interface_names.add(alt_interface)
1568
1092
# Is this a D-Bus signal?
1569
1093
if getattr(attribute, "_dbus_is_signal", False):
1570
1094
# Extract the original non-method undecorated
1571
1095
# function by black magic
1572
if sys.version_info.major == 2:
1573
nonmethod_func = (dict(
1096
nonmethod_func = (dict(
1574
1097
zip(attribute.func_code.co_freevars,
1575
attribute.__closure__))
1576
["func"].cell_contents)
1578
nonmethod_func = (dict(
1579
zip(attribute.__code__.co_freevars,
1580
attribute.__closure__))
1581
["func"].cell_contents)
1098
attribute.__closure__))["func"]
1582
1100
# Create a new, but exactly alike, function
1583
1101
# object, and decorate it to be a new D-Bus signal
1584
1102
# with the alternate D-Bus interface name
1585
new_function = copy_function(nonmethod_func)
1586
new_function = (dbus.service.signal(
1588
attribute._dbus_signature)(new_function))
1103
new_function = (dbus.service.signal
1105
attribute._dbus_signature)
1106
(types.FunctionType(
1107
nonmethod_func.func_code,
1108
nonmethod_func.func_globals,
1109
nonmethod_func.func_name,
1110
nonmethod_func.func_defaults,
1111
nonmethod_func.func_closure)))
1589
1112
# Copy annotations, if any
1591
new_function._dbus_annotations = dict(
1592
attribute._dbus_annotations)
1114
new_function._dbus_annotations = (
1115
dict(attribute._dbus_annotations))
1593
1116
except AttributeError:
1595
1118
# Define a creator of a function to call both the
1810
1321
DBusObjectWithProperties.__del__(self, *args, **kwargs)
1811
1322
Client.__del__(self, *args, **kwargs)
1813
def checker_callback(self, source, condition,
1814
connection, command, *args, **kwargs):
1815
ret = Client.checker_callback(self, source, condition,
1816
connection, command, *args,
1818
exitstatus = self.last_checker_status
1324
def checker_callback(self, pid, condition, command,
1326
self.checker_callback_tag = None
1328
if os.WIFEXITED(condition):
1329
exitstatus = os.WEXITSTATUS(condition)
1820
1330
# Emit D-Bus signal
1821
1331
self.CheckerCompleted(dbus.Int16(exitstatus),
1822
# This is specific to GNU libC
1823
dbus.Int64(exitstatus << 8),
1332
dbus.Int64(condition),
1824
1333
dbus.String(command))
1826
1335
# Emit D-Bus signal
1827
1336
self.CheckerCompleted(dbus.Int16(-1),
1829
# This is specific to GNU libC
1831
| self.last_checker_signal),
1337
dbus.Int64(condition),
1832
1338
dbus.String(command))
1340
return Client.checker_callback(self, pid, condition, command,
1835
1343
def start_checker(self, *args, **kwargs):
1836
old_checker_pid = getattr(self.checker, "pid", None)
1344
old_checker = self.checker
1345
if self.checker is not None:
1346
old_checker_pid = self.checker.pid
1348
old_checker_pid = None
1837
1349
r = Client.start_checker(self, *args, **kwargs)
1838
1350
# Only if new checker process was started
1839
1351
if (self.checker is not None
1954
1467
self.approved_by_default = bool(value)
1956
1469
# ApprovalDelay - property
1957
@dbus_service_property(_interface,
1470
@dbus_service_property(_interface, signature="t",
1959
1471
access="readwrite")
1960
1472
def ApprovalDelay_dbus_property(self, value=None):
1961
1473
if value is None: # get
1962
return dbus.UInt64(self.approval_delay.total_seconds()
1474
return dbus.UInt64(self.approval_delay_milliseconds())
1964
1475
self.approval_delay = datetime.timedelta(0, 0, 0, value)
1966
1477
# ApprovalDuration - property
1967
@dbus_service_property(_interface,
1478
@dbus_service_property(_interface, signature="t",
1969
1479
access="readwrite")
1970
1480
def ApprovalDuration_dbus_property(self, value=None):
1971
1481
if value is None: # get
1972
return dbus.UInt64(self.approval_duration.total_seconds()
1482
return dbus.UInt64(timedelta_to_milliseconds(
1483
self.approval_duration))
1974
1484
self.approval_duration = datetime.timedelta(0, 0, 0, value)
1976
1486
# Name - property
1978
{"org.freedesktop.DBus.Property.EmitsChangedSignal": "const"})
1979
1487
@dbus_service_property(_interface, signature="s", access="read")
1980
1488
def Name_dbus_property(self):
1981
1489
return dbus.String(self.name)
1983
1491
# Fingerprint - property
1985
{"org.freedesktop.DBus.Property.EmitsChangedSignal": "const"})
1986
1492
@dbus_service_property(_interface, signature="s", access="read")
1987
1493
def Fingerprint_dbus_property(self):
1988
1494
return dbus.String(self.fingerprint)
1990
1496
# Host - property
1991
@dbus_service_property(_interface,
1497
@dbus_service_property(_interface, signature="s",
1993
1498
access="readwrite")
1994
1499
def Host_dbus_property(self, value=None):
1995
1500
if value is None: # get
1996
1501
return dbus.String(self.host)
1997
self.host = str(value)
1502
self.host = unicode(value)
1999
1504
# Created - property
2001
{"org.freedesktop.DBus.Property.EmitsChangedSignal": "const"})
2002
1505
@dbus_service_property(_interface, signature="s", access="read")
2003
1506
def Created_dbus_property(self):
2004
1507
return datetime_to_dbus(self.created)
2065
1566
if (getattr(self, "disable_initiator_tag", None)
2068
GLib.source_remove(self.disable_initiator_tag)
2069
self.disable_initiator_tag = GLib.timeout_add(
2070
int((self.expires - now).total_seconds() * 1000),
1569
gobject.source_remove(self.disable_initiator_tag)
1570
self.disable_initiator_tag = (
1571
gobject.timeout_add(
1572
timedelta_to_milliseconds(self.expires - now),
2073
1575
# ExtendedTimeout - property
2074
@dbus_service_property(_interface,
1576
@dbus_service_property(_interface, signature="t",
2076
1577
access="readwrite")
2077
1578
def ExtendedTimeout_dbus_property(self, value=None):
2078
1579
if value is None: # get
2079
return dbus.UInt64(self.extended_timeout.total_seconds()
1580
return dbus.UInt64(self.extended_timeout_milliseconds())
2081
1581
self.extended_timeout = datetime.timedelta(0, 0, 0, value)
2083
1583
# Interval - property
2084
@dbus_service_property(_interface,
1584
@dbus_service_property(_interface, signature="t",
2086
1585
access="readwrite")
2087
1586
def Interval_dbus_property(self, value=None):
2088
1587
if value is None: # get
2089
return dbus.UInt64(self.interval.total_seconds() * 1000)
1588
return dbus.UInt64(self.interval_milliseconds())
2090
1589
self.interval = datetime.timedelta(0, 0, 0, value)
2091
1590
if getattr(self, "checker_initiator_tag", None) is None:
2093
1592
if self.enabled:
2094
1593
# Reschedule checker run
2095
GLib.source_remove(self.checker_initiator_tag)
2096
self.checker_initiator_tag = GLib.timeout_add(
2097
value, self.start_checker)
2098
self.start_checker() # Start one now, too
1594
gobject.source_remove(self.checker_initiator_tag)
1595
self.checker_initiator_tag = (gobject.timeout_add
1596
(value, self.start_checker))
1597
self.start_checker() # Start one now, too
2100
1599
# Checker - property
2101
@dbus_service_property(_interface,
1600
@dbus_service_property(_interface, signature="s",
2103
1601
access="readwrite")
2104
1602
def Checker_dbus_property(self, value=None):
2105
1603
if value is None: # get
2106
1604
return dbus.String(self.checker_command)
2107
self.checker_command = str(value)
1605
self.checker_command = unicode(value)
2109
1607
# CheckerRunning - property
2110
@dbus_service_property(_interface,
1608
@dbus_service_property(_interface, signature="b",
2112
1609
access="readwrite")
2113
1610
def CheckerRunning_dbus_property(self, value=None):
2114
1611
if value is None: # get
2330
1837
def fingerprint(openpgp):
2331
1838
"Convert an OpenPGP bytestring to a hexdigit fingerprint"
2332
1839
# New GnuTLS "datum" with the OpenPGP public key
2333
datum = gnutls.datum_t(
2334
ctypes.cast(ctypes.c_char_p(openpgp),
2335
ctypes.POINTER(ctypes.c_ubyte)),
2336
ctypes.c_uint(len(openpgp)))
1840
datum = (gnutls.library.types
1841
.gnutls_datum_t(ctypes.cast(ctypes.c_char_p(openpgp),
1844
ctypes.c_uint(len(openpgp))))
2337
1845
# New empty GnuTLS certificate
2338
crt = gnutls.openpgp_crt_t()
2339
gnutls.openpgp_crt_init(ctypes.byref(crt))
1846
crt = gnutls.library.types.gnutls_openpgp_crt_t()
1847
(gnutls.library.functions
1848
.gnutls_openpgp_crt_init(ctypes.byref(crt)))
2340
1849
# Import the OpenPGP public key into the certificate
2341
gnutls.openpgp_crt_import(crt, ctypes.byref(datum),
2342
gnutls.OPENPGP_FMT_RAW)
1850
(gnutls.library.functions
1851
.gnutls_openpgp_crt_import(crt, ctypes.byref(datum),
1852
gnutls.library.constants
1853
.GNUTLS_OPENPGP_FMT_RAW))
2343
1854
# Verify the self signature in the key
2344
1855
crtverify = ctypes.c_uint()
2345
gnutls.openpgp_crt_verify_self(crt, 0,
2346
ctypes.byref(crtverify))
1856
(gnutls.library.functions
1857
.gnutls_openpgp_crt_verify_self(crt, 0,
1858
ctypes.byref(crtverify)))
2347
1859
if crtverify.value != 0:
2348
gnutls.openpgp_crt_deinit(crt)
2349
raise gnutls.CertificateSecurityError("Verify failed")
1860
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
1861
raise (gnutls.errors.CertificateSecurityError
2350
1863
# New buffer for the fingerprint
2351
1864
buf = ctypes.create_string_buffer(20)
2352
1865
buf_len = ctypes.c_size_t()
2353
1866
# Get the fingerprint from the certificate into the buffer
2354
gnutls.openpgp_crt_get_fingerprint(crt, ctypes.byref(buf),
2355
ctypes.byref(buf_len))
1867
(gnutls.library.functions
1868
.gnutls_openpgp_crt_get_fingerprint(crt, ctypes.byref(buf),
1869
ctypes.byref(buf_len)))
2356
1870
# Deinit the certificate
2357
gnutls.openpgp_crt_deinit(crt)
1871
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
2358
1872
# Convert the buffer to a Python bytestring
2359
1873
fpr = ctypes.string_at(buf, buf_len.value)
2360
1874
# Convert the bytestring to hexadecimal notation
2455
1964
bind to an address or port if they were not specified."""
2456
1965
if self.interface is not None:
2457
1966
if SO_BINDTODEVICE is None:
2458
# Fall back to a hard-coded value which seems to be
2460
logger.warning("SO_BINDTODEVICE not found, trying 25")
2461
SO_BINDTODEVICE = 25
2463
self.socket.setsockopt(
2464
socket.SOL_SOCKET, SO_BINDTODEVICE,
2465
(self.interface + "\0").encode("utf-8"))
2466
except socket.error as error:
2467
if error.errno == errno.EPERM:
2468
logger.error("No permission to bind to"
2469
" interface %s", self.interface)
2470
elif error.errno == errno.ENOPROTOOPT:
2471
logger.error("SO_BINDTODEVICE not available;"
2472
" cannot bind to interface %s",
2474
elif error.errno == errno.ENODEV:
2475
logger.error("Interface %s does not exist,"
2476
" cannot bind", self.interface)
1967
logger.error("SO_BINDTODEVICE does not exist;"
1968
" cannot bind to interface %s",
1972
self.socket.setsockopt(socket.SOL_SOCKET,
1974
str(self.interface + '\0'))
1975
except socket.error as error:
1976
if error.errno == errno.EPERM:
1977
logger.error("No permission to bind to"
1978
" interface %s", self.interface)
1979
elif error.errno == errno.ENOPROTOOPT:
1980
logger.error("SO_BINDTODEVICE not available;"
1981
" cannot bind to interface %s",
1983
elif error.errno == errno.ENODEV:
1984
logger.error("Interface %s does not exist,"
1985
" cannot bind", self.interface)
2479
1988
# Only bind(2) the socket if we really need to.
2480
1989
if self.server_address[0] or self.server_address[1]:
2481
1990
if not self.server_address[0]:
3012
2500
# Close all input and output, do double fork, etc.
3015
# multiprocessing will use threads, so before we use GLib we need
3016
# to inform GLib that threads will be used.
2503
# multiprocessing will use threads, so before we use gobject we
2504
# need to inform gobject that threads will be used.
2505
gobject.threads_init()
3019
2507
global main_loop
3020
2508
# From the Avahi example code
3021
2509
DBusGMainLoop(set_as_default=True)
3022
main_loop = GLib.MainLoop()
2510
main_loop = gobject.MainLoop()
3023
2511
bus = dbus.SystemBus()
3024
2512
# End of Avahi example code
3027
2515
bus_name = dbus.service.BusName("se.recompile.Mandos",
3030
old_bus_name = dbus.service.BusName(
3031
"se.bsnet.fukt.Mandos", bus,
3033
except dbus.exceptions.DBusException as e:
2516
bus, do_not_queue=True)
2517
old_bus_name = (dbus.service.BusName
2518
("se.bsnet.fukt.Mandos", bus,
2520
except dbus.exceptions.NameExistsException as e:
3034
2521
logger.error("Disabling D-Bus:", exc_info=e)
3035
2522
use_dbus = False
3036
2523
server_settings["use_dbus"] = False
3037
2524
tcp_server.use_dbus = False
3039
protocol = avahi.PROTO_INET6 if use_ipv6 else avahi.PROTO_INET
3040
service = AvahiServiceToSyslog(
3041
name = server_settings["servicename"],
3042
servicetype = "_mandos._tcp",
3043
protocol = protocol,
3045
if server_settings["interface"]:
3046
service.interface = if_nametoindex(
3047
server_settings["interface"].encode("utf-8"))
2525
protocol = avahi.PROTO_INET6 if use_ipv6 else avahi.PROTO_INET
2526
service = AvahiServiceToSyslog(name =
2527
server_settings["servicename"],
2528
servicetype = "_mandos._tcp",
2529
protocol = protocol, bus = bus)
2530
if server_settings["interface"]:
2531
service.interface = (if_nametoindex
2532
(str(server_settings["interface"])))
3049
2534
global multiprocessing_manager
3050
2535
multiprocessing_manager = multiprocessing.Manager()
3069
2554
if server_settings["restore"]:
3071
2556
with open(stored_state_path, "rb") as stored_state:
3072
if sys.version_info.major == 2:
3073
clients_data, old_client_settings = pickle.load(
3076
bytes_clients_data, bytes_old_client_settings = (
3077
pickle.load(stored_state, encoding = "bytes"))
3078
### Fix bytes to strings
3081
clients_data = { (key.decode("utf-8")
3082
if isinstance(key, bytes)
3085
bytes_clients_data.items() }
3086
del bytes_clients_data
3087
for key in clients_data:
3088
value = { (k.decode("utf-8")
3089
if isinstance(k, bytes) else k): v
3091
clients_data[key].items() }
3092
clients_data[key] = value
3094
value["client_structure"] = [
3096
if isinstance(s, bytes)
3098
value["client_structure"] ]
3100
for k in ("name", "host"):
3101
if isinstance(value[k], bytes):
3102
value[k] = value[k].decode("utf-8")
3103
## old_client_settings
3105
old_client_settings = {
3106
(key.decode("utf-8")
3107
if isinstance(key, bytes)
3110
bytes_old_client_settings.items() }
3111
del bytes_old_client_settings
3113
for value in old_client_settings.values():
3114
if isinstance(value["host"], bytes):
3115
value["host"] = (value["host"]
2557
clients_data, old_client_settings = (pickle.load
3117
2559
os.remove(stored_state_path)
3118
2560
except IOError as e:
3119
2561
if e.errno == errno.ENOENT:
3120
logger.warning("Could not load persistent state:"
3121
" {}".format(os.strerror(e.errno)))
2562
logger.warning("Could not load persistent state: {0}"
2563
.format(os.strerror(e.errno)))
3123
2565
logger.critical("Could not load persistent state:",
3126
2568
except EOFError as e:
3127
2569
logger.warning("Could not load persistent state: "
2570
"EOFError:", exc_info=e)
3131
2572
with PGPEngine() as pgp:
3132
for client_name, client in clients_data.items():
2573
for client_name, client in clients_data.iteritems():
3133
2574
# Skip removed clients
3134
2575
if client_name not in client_settings:
3249
@dbus_annotations({"org.freedesktop.DBus.Deprecated":
3251
2691
@dbus.service.signal(_interface, signature="os")
3252
2692
def ClientRemoved(self, objpath, name):
3256
@dbus_annotations({"org.freedesktop.DBus.Deprecated":
3258
2696
@dbus.service.method(_interface, out_signature="ao")
3259
2697
def GetAllClients(self):
3261
return dbus.Array(c.dbus_object_path for c in
3262
tcp_server.clients.values())
2699
return dbus.Array(c.dbus_object_path
2701
tcp_server.clients.itervalues())
3264
@dbus_annotations({"org.freedesktop.DBus.Deprecated":
3266
2703
@dbus.service.method(_interface,
3267
2704
out_signature="a{oa{sv}}")
3268
2705
def GetAllClientsWithProperties(self):
3270
2707
return dbus.Dictionary(
3271
{ c.dbus_object_path: c.GetAll(
3272
"se.recompile.Mandos.Client")
3273
for c in tcp_server.clients.values() },
2708
((c.dbus_object_path, c.GetAll(""))
2709
for c in tcp_server.clients.itervalues()),
3274
2710
signature="oa{sv}")
3276
2712
@dbus.service.method(_interface, in_signature="o")
3277
2713
def RemoveClient(self, object_path):
3279
for c in tcp_server.clients.values():
2715
for c in tcp_server.clients.itervalues():
3280
2716
if c.dbus_object_path == object_path:
3281
2717
del tcp_server.clients[c.name]
3282
2718
c.remove_from_connection()
3283
# Don't signal the disabling
2719
# Don't signal anything except ClientRemoved
3284
2720
c.disable(quiet=True)
3285
# Emit D-Bus signal for removal
3286
self.client_removed_signal(c)
2722
self.ClientRemoved(object_path, c.name)
3288
2724
raise KeyError(object_path)
3292
@dbus.service.method(dbus.OBJECT_MANAGER_IFACE,
3293
out_signature = "a{oa{sa{sv}}}")
3294
def GetManagedObjects(self):
3296
return dbus.Dictionary(
3297
{ client.dbus_object_path:
3299
{ interface: client.GetAll(interface)
3301
client._get_all_interface_names()})
3302
for client in tcp_server.clients.values()})
3304
def client_added_signal(self, client):
3305
"""Send the new standard signal and the old signal"""
3307
# New standard signal
3308
self.InterfacesAdded(
3309
client.dbus_object_path,
3311
{ interface: client.GetAll(interface)
3313
client._get_all_interface_names()}))
3315
self.ClientAdded(client.dbus_object_path)
3317
def client_removed_signal(self, client):
3318
"""Send the new standard signal and the old signal"""
3320
# New standard signal
3321
self.InterfacesRemoved(
3322
client.dbus_object_path,
3323
client._get_all_interface_names())
3325
self.ClientRemoved(client.dbus_object_path,
3328
2728
mandos_dbus_service = MandosDBusService()
3330
# Save modules to variables to exempt the modules from being
3331
# unloaded before the function registered with atexit() is run.
3332
mp = multiprocessing
3335
2731
"Cleanup function; run on exit"
3339
mp.active_children()
2734
multiprocessing.active_children()
3341
2736
if not (tcp_server.clients or client_settings):