271
## Classes for commands.
273
# Abstract classes first
274
class Command(object):
275
"""Abstract class for commands"""
276
def run(self, mandos, clients):
277
"""Normal commands should implement run_on_one_client(), but
278
commands which want to operate on all clients at the same time
279
can override this run() method instead."""
281
for client, properties in clients.items():
282
self.run_on_one_client(client, properties)
284
class PrintCmd(Command):
285
"""Abstract class for commands printing client details"""
286
all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
287
"Created", "Interval", "Host", "KeyID",
288
"Fingerprint", "CheckerRunning", "LastEnabled",
289
"ApprovalPending", "ApprovedByDefault",
290
"LastApprovalRequest", "ApprovalDelay",
291
"ApprovalDuration", "Checker", "ExtendedTimeout",
292
"Expires", "LastCheckerStatus")
293
def run(self, mandos, clients):
294
print(self.output(clients))
296
class PropertyCmd(Command):
297
"""Abstract class for Actions for setting one client property"""
298
def run_on_one_client(self, client, properties):
299
"""Set the Client's D-Bus property"""
300
client.Set(client_interface, self.property, self.value_to_set,
301
dbus_interface=dbus.PROPERTIES_IFACE)
303
class ValueArgumentMixIn(object):
304
"""Mixin class for commands taking a value as argument"""
305
def __init__(self, value):
306
self.value_to_set = value
308
class MillisecondsValueArgumentMixIn(ValueArgumentMixIn):
309
"""Mixin class for commands taking a value argument as
312
def value_to_set(self):
315
def value_to_set(self, value):
316
"""When setting, convert value to a datetime.timedelta"""
317
self._vts = string_to_delta(value).total_seconds() * 1000
319
# Actual (non-abstract) command classes
321
class PrintTableCmd(PrintCmd):
322
def __init__(self, verbose=False):
323
self.verbose = verbose
325
def output(self, clients):
326
default_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
327
keywords = default_keywords
329
keywords = self.all_keywords
330
return str(self.TableOfClients(clients.values(), keywords))
332
class TableOfClients(object):
335
"Enabled": "Enabled",
336
"Timeout": "Timeout",
337
"LastCheckedOK": "Last Successful Check",
338
"LastApprovalRequest": "Last Approval Request",
339
"Created": "Created",
340
"Interval": "Interval",
342
"Fingerprint": "Fingerprint",
344
"CheckerRunning": "Check Is Running",
345
"LastEnabled": "Last Enabled",
346
"ApprovalPending": "Approval Is Pending",
347
"ApprovedByDefault": "Approved By Default",
348
"ApprovalDelay": "Approval Delay",
349
"ApprovalDuration": "Approval Duration",
350
"Checker": "Checker",
351
"ExtendedTimeout": "Extended Timeout",
352
"Expires": "Expires",
353
"LastCheckerStatus": "Last Checker Status",
356
def __init__(self, clients, keywords, tableheaders=None):
357
self.clients = clients
358
self.keywords = keywords
359
if tableheaders is not None:
360
self.tableheaders = tableheaders
363
return "\n".join(self.rows())
365
if sys.version_info.major == 2:
366
__unicode__ = __str__
368
return str(self).encode(locale.getpreferredencoding())
371
format_string = self.row_formatting_string()
372
rows = [self.header_line(format_string)]
373
rows.extend(self.client_line(client, format_string)
374
for client in self.clients)
377
def row_formatting_string(self):
378
"Format string used to format table rows"
379
return " ".join("{{{key}:{width}}}".format(
380
width=max(len(self.tableheaders[key]),
381
*(len(self.string_from_client(client, key))
382
for client in self.clients)),
384
for key in self.keywords)
386
def string_from_client(self, client, key):
387
return self.valuetostring(client[key], key)
390
def valuetostring(value, keyword):
391
if isinstance(value, dbus.Boolean):
392
return "Yes" if value else "No"
393
if keyword in ("Timeout", "Interval", "ApprovalDelay",
394
"ApprovalDuration", "ExtendedTimeout"):
395
return milliseconds_to_string(value)
398
def header_line(self, format_string):
399
return format_string.format(**self.tableheaders)
401
def client_line(self, client, format_string):
402
return format_string.format(
403
**{key: self.string_from_client(client, key)
404
for key in self.keywords})
408
class DumpJSONCmd(PrintCmd):
409
def output(self, clients):
410
data = {client["Name"]:
411
{key: self.dbus_boolean_to_bool(client[key])
412
for key in self.all_keywords}
413
for client in clients.values()}
414
return json.dumps(data, indent=4, separators=(',', ': '))
416
def dbus_boolean_to_bool(value):
417
if isinstance(value, dbus.Boolean):
421
class IsEnabledCmd(Command):
422
def run_on_one_client(self, client, properties):
423
if self.is_enabled(client, properties):
426
def is_enabled(self, client, properties):
427
return bool(properties["Enabled"])
429
class RemoveCmd(Command):
430
def run_on_one_client(self, client, properties):
431
self.mandos.RemoveClient(client.__dbus_object_path__)
433
class ApproveCmd(Command):
434
def run_on_one_client(self, client, properties):
435
client.Approve(dbus.Boolean(True),
436
dbus_interface=client_interface)
438
class DenyCmd(Command):
439
def run_on_one_client(self, client, properties):
440
client.Approve(dbus.Boolean(False),
441
dbus_interface=client_interface)
443
class EnableCmd(PropertyCmd):
445
value_to_set = dbus.Boolean(True)
447
class DisableCmd(PropertyCmd):
449
value_to_set = dbus.Boolean(False)
451
class BumpTimeoutCmd(PropertyCmd):
452
property = "LastCheckedOK"
455
class StartCheckerCmd(PropertyCmd):
456
property = "CheckerRunning"
457
value_to_set = dbus.Boolean(True)
459
class StopCheckerCmd(PropertyCmd):
460
property = "CheckerRunning"
461
value_to_set = dbus.Boolean(False)
463
class ApproveByDefaultCmd(PropertyCmd):
464
property = "ApprovedByDefault"
465
value_to_set = dbus.Boolean(True)
467
class DenyByDefaultCmd(PropertyCmd):
468
property = "ApprovedByDefault"
469
value_to_set = dbus.Boolean(False)
471
class SetCheckerCmd(PropertyCmd, ValueArgumentMixIn):
474
class SetHostCmd(PropertyCmd, ValueArgumentMixIn):
477
class SetSecretCmd(PropertyCmd, ValueArgumentMixIn):
480
class SetTimeoutCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
483
class SetExtendedTimeoutCmd(PropertyCmd,
484
MillisecondsValueArgumentMixIn):
485
property = "ExtendedTimeout"
487
class SetIntervalCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
488
property = "Interval"
490
class SetApprovalDelayCmd(PropertyCmd,
491
MillisecondsValueArgumentMixIn):
492
property = "ApprovalDelay"
494
class SetApprovalDurationCmd(PropertyCmd,
495
MillisecondsValueArgumentMixIn):
496
property = "ApprovalDuration"
237
def print_clients(clients, keywords):
238
def valuetostring(value, keyword):
239
if type(value) is dbus.Boolean:
240
return "Yes" if value else "No"
241
if keyword in ("Timeout", "Interval", "ApprovalDelay",
242
"ApprovalDuration", "ExtendedTimeout"):
243
return milliseconds_to_string(value)
246
# Create format string to print table rows
247
format_string = " ".join("{{{key}:{width}}}".format(
248
width=max(len(tablewords[key]),
249
max(len(valuetostring(client[key], key))
250
for client in clients)),
254
print(format_string.format(**tablewords))
255
for client in clients:
257
.format(**{key: valuetostring(client[key], key)
258
for key in keywords}))
498
261
def has_actions(options):
499
262
return any((options.enable,
687
362
mandos_serv_object_manager = dbus.Interface(
688
363
mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
690
# Filter out log message from dbus module
691
dbus_logger = logging.getLogger("dbus.proxies")
692
class NullFilter(logging.Filter):
693
def filter(self, record):
695
dbus_filter = NullFilter()
365
# block stderr since dbus library prints to stderr
366
null = os.open(os.path.devnull, os.O_RDWR)
367
stderrcopy = os.dup(sys.stderr.fileno())
368
os.dup2(null, sys.stderr.fileno())
697
dbus_logger.addFilter(dbus_filter)
698
mandos_clients = {path: ifs_and_props[client_interface]
699
for path, ifs_and_props in
700
mandos_serv_object_manager
701
.GetManagedObjects().items()
702
if client_interface in ifs_and_props}
372
mandos_clients = {path: ifs_and_props[client_interface]
373
for path, ifs_and_props in
374
mandos_serv_object_manager
375
.GetManagedObjects().items()
376
if client_interface in ifs_and_props}
379
os.dup2(stderrcopy, sys.stderr.fileno())
703
381
except dbus.exceptions.DBusException as e:
704
log.critical("Failed to access Mandos server through D-Bus:"
382
print("Access denied: "
383
"Accessing mandos server through D-Bus: {}".format(e),
708
# restore dbus logger
709
dbus_logger.removeFilter(dbus_filter)
711
387
# Compile dict of (clients: properties) to process
390
if options.all or not options.client:
715
391
clients = {bus.get_object(busname, path): properties
716
392
for path, properties in mandos_clients.items()}
718
for name in clientnames:
394
for name in options.client:
719
395
for path, client in mandos_clients.items():
720
396
if client["Name"] == name:
721
397
client_objc = bus.get_object(busname, path)
722
398
clients[client_objc] = client
725
log.critical("Client not found on server: %r", name)
401
print("Client not found on server: {!r}"
402
.format(name), file=sys.stderr)
728
# Run all commands on clients
729
commands = commands_from_options(options)
730
for command in commands:
731
command.run(mandos_serv, clients)
734
class Test_milliseconds_to_string(unittest.TestCase):
736
self.assertEqual(milliseconds_to_string(93785000),
738
def test_no_days(self):
739
self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
740
def test_all_zero(self):
741
self.assertEqual(milliseconds_to_string(0), "00:00:00")
742
def test_no_fractional_seconds(self):
743
self.assertEqual(milliseconds_to_string(400), "00:00:00")
744
self.assertEqual(milliseconds_to_string(900), "00:00:00")
745
self.assertEqual(milliseconds_to_string(1900), "00:00:01")
747
class Test_string_to_delta(unittest.TestCase):
748
def test_handles_basic_rfc3339(self):
749
self.assertEqual(string_to_delta("PT2H"),
750
datetime.timedelta(0, 7200))
751
def test_falls_back_to_pre_1_6_1_with_warning(self):
752
# assertLogs only exists in Python 3.4
753
if hasattr(self, "assertLogs"):
754
with self.assertLogs(log, logging.WARNING):
755
value = string_to_delta("2h")
757
class WarningFilter(logging.Filter):
758
"""Don't show, but record the presence of, warnings"""
759
def filter(self, record):
760
is_warning = record.levelno >= logging.WARNING
761
self.found = is_warning or getattr(self, "found",
763
return not is_warning
764
warning_filter = WarningFilter()
765
log.addFilter(warning_filter)
767
value = string_to_delta("2h")
769
log.removeFilter(warning_filter)
770
self.assertTrue(getattr(warning_filter, "found", False))
771
self.assertEqual(value, datetime.timedelta(0, 7200))
774
class TestCmd(unittest.TestCase):
775
"""Abstract class for tests of command classes"""
778
class MockClient(object):
779
def __init__(self, name, **attributes):
780
self.__dbus_object_path__ = "objpath_{}".format(name)
781
self.attributes = attributes
782
self.attributes["Name"] = name
784
def Set(self, interface, property, value, dbus_interface):
785
testcase.assertEqual(interface, client_interface)
786
testcase.assertEqual(dbus_interface,
787
dbus.PROPERTIES_IFACE)
788
self.attributes[property] = value
789
self.calls.append(("Set", (interface, property, value,
791
def Get(self, interface, property, dbus_interface):
792
testcase.assertEqual(interface, client_interface)
793
testcase.assertEqual(dbus_interface,
794
dbus.PROPERTIES_IFACE)
795
self.calls.append(("Get", (interface, property,
797
return self.attributes[property]
798
def Approve(self, approve, dbus_interface):
799
testcase.assertEqual(dbus_interface, client_interface)
800
self.calls.append(("Approve", (approve,
802
self.client = MockClient(
804
KeyID=("92ed150794387c03ce684574b1139a65"
805
"94a34f895daaaf09fd8ea90a27cddb12"),
807
Host="foo.example.org",
808
Enabled=dbus.Boolean(True),
810
LastCheckedOK="2019-02-03T00:00:00",
811
Created="2019-01-02T00:00:00",
813
Fingerprint=("778827225BA7DE539C5A"
814
"7CFA59CFF7CDBD9A5920"),
815
CheckerRunning=dbus.Boolean(False),
816
LastEnabled="2019-01-03T00:00:00",
817
ApprovalPending=dbus.Boolean(False),
818
ApprovedByDefault=dbus.Boolean(True),
819
LastApprovalRequest="",
821
ApprovalDuration=1000,
822
Checker="fping -q -- %(host)s",
823
ExtendedTimeout=900000,
824
Expires="2019-02-04T00:00:00",
826
self.other_client = MockClient(
828
KeyID=("0558568eedd67d622f5c83b35a115f79"
829
"6ab612cff5ad227247e46c2b020f441c"),
832
Enabled=dbus.Boolean(True),
834
LastCheckedOK="2019-02-04T00:00:00",
835
Created="2019-01-03T00:00:00",
837
Fingerprint=("3E393AEAEFB84C7E89E2"
838
"F547B3A107558FCA3A27"),
839
CheckerRunning=dbus.Boolean(True),
840
LastEnabled="2019-01-04T00:00:00",
841
ApprovalPending=dbus.Boolean(False),
842
ApprovedByDefault=dbus.Boolean(False),
843
LastApprovalRequest="2019-01-03T00:00:00",
845
ApprovalDuration=1000,
847
ExtendedTimeout=900000,
848
Expires="2019-02-05T00:00:00",
849
LastCheckerStatus=-2)
850
self.clients = collections.OrderedDict(
852
(self.client, self.client.attributes),
853
(self.other_client, self.other_client.attributes),
855
self.one_client = {self.client: self.client.attributes}
857
class TestPrintTableCmd(TestCmd):
858
def test_normal(self):
859
output = PrintTableCmd().output(self.clients)
860
expected_output = """
861
Name Enabled Timeout Last Successful Check
862
foo Yes 00:05:00 2019-02-03T00:00:00
863
barbar Yes 00:05:00 2019-02-04T00:00:00
865
self.assertEqual(output, expected_output)
866
def test_verbose(self):
867
output = PrintTableCmd(verbose=True).output(self.clients)
868
expected_output = """
869
Name Enabled Timeout Last Successful Check Created Interval Host Key ID Fingerprint Check Is Running Last Enabled Approval Is Pending Approved By Default Last Approval Request Approval Delay Approval Duration Checker Extended Timeout Expires Last Checker Status
870
foo Yes 00:05:00 2019-02-03T00:00:00 2019-01-02T00:00:00 00:02:00 foo.example.org 92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8ea90a27cddb12 778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 No 2019-01-03T00:00:00 No Yes 00:00:00 00:00:01 fping -q -- %(host)s 00:15:00 2019-02-04T00:00:00 0
871
barbar Yes 00:05:00 2019-02-04T00:00:00 2019-01-03T00:00:00 00:02:00 192.0.2.3 0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e46c2b020f441c 3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 Yes 2019-01-04T00:00:00 No No 2019-01-03T00:00:00 00:00:30 00:00:01 : 00:15:00 2019-02-05T00:00:00 -2
873
self.assertEqual(output, expected_output)
874
def test_one_client(self):
875
output = PrintTableCmd().output(self.one_client)
876
expected_output = """
877
Name Enabled Timeout Last Successful Check
878
foo Yes 00:05:00 2019-02-03T00:00:00
880
self.assertEqual(output, expected_output)
882
class TestDumpJSONCmd(TestCmd):
884
self.expected_json = {
887
"KeyID": ("92ed150794387c03ce684574b1139a65"
888
"94a34f895daaaf09fd8ea90a27cddb12"),
889
"Host": "foo.example.org",
892
"LastCheckedOK": "2019-02-03T00:00:00",
893
"Created": "2019-01-02T00:00:00",
895
"Fingerprint": ("778827225BA7DE539C5A"
896
"7CFA59CFF7CDBD9A5920"),
897
"CheckerRunning": False,
898
"LastEnabled": "2019-01-03T00:00:00",
899
"ApprovalPending": False,
900
"ApprovedByDefault": True,
901
"LastApprovalRequest": "",
903
"ApprovalDuration": 1000,
904
"Checker": "fping -q -- %(host)s",
905
"ExtendedTimeout": 900000,
906
"Expires": "2019-02-04T00:00:00",
907
"LastCheckerStatus": 0,
911
"KeyID": ("0558568eedd67d622f5c83b35a115f79"
912
"6ab612cff5ad227247e46c2b020f441c"),
916
"LastCheckedOK": "2019-02-04T00:00:00",
917
"Created": "2019-01-03T00:00:00",
919
"Fingerprint": ("3E393AEAEFB84C7E89E2"
920
"F547B3A107558FCA3A27"),
921
"CheckerRunning": True,
922
"LastEnabled": "2019-01-04T00:00:00",
923
"ApprovalPending": False,
924
"ApprovedByDefault": False,
925
"LastApprovalRequest": "2019-01-03T00:00:00",
926
"ApprovalDelay": 30000,
927
"ApprovalDuration": 1000,
929
"ExtendedTimeout": 900000,
930
"Expires": "2019-02-05T00:00:00",
931
"LastCheckerStatus": -2,
934
return super(TestDumpJSONCmd, self).setUp()
935
def test_normal(self):
936
json_data = json.loads(DumpJSONCmd().output(self.clients))
937
self.assertDictEqual(json_data, self.expected_json)
938
def test_one_client(self):
939
clients = self.one_client
940
json_data = json.loads(DumpJSONCmd().output(clients))
941
expected_json = {"foo": self.expected_json["foo"]}
942
self.assertDictEqual(json_data, expected_json)
944
class TestIsEnabledCmd(TestCmd):
945
def test_is_enabled(self):
946
self.assertTrue(all(IsEnabledCmd().is_enabled(client, properties)
947
for client, properties in self.clients.items()))
948
def test_is_enabled_run_exits_successfully(self):
949
with self.assertRaises(SystemExit) as e:
950
IsEnabledCmd().run(None, self.one_client)
951
if e.exception.code is not None:
952
self.assertEqual(e.exception.code, 0)
954
self.assertIsNone(e.exception.code)
955
def test_is_enabled_run_exits_with_failure(self):
956
self.client.attributes["Enabled"] = dbus.Boolean(False)
957
with self.assertRaises(SystemExit) as e:
958
IsEnabledCmd().run(None, self.one_client)
959
if isinstance(e.exception.code, int):
960
self.assertNotEqual(e.exception.code, 0)
962
self.assertIsNotNone(e.exception.code)
964
class TestRemoveCmd(TestCmd):
965
def test_remove(self):
966
class MockMandos(object):
969
def RemoveClient(self, dbus_path):
970
self.calls.append(("RemoveClient", (dbus_path,)))
971
mandos = MockMandos()
972
super(TestRemoveCmd, self).setUp()
973
RemoveCmd().run(mandos, self.clients)
974
self.assertEqual(len(mandos.calls), 2)
975
for client in self.clients:
976
self.assertIn(("RemoveClient",
977
(client.__dbus_object_path__,)),
980
class TestApproveCmd(TestCmd):
981
def test_approve(self):
982
ApproveCmd().run(None, self.clients)
983
for client in self.clients:
984
self.assertIn(("Approve", (True, client_interface)),
987
class TestDenyCmd(TestCmd):
989
DenyCmd().run(None, self.clients)
990
for client in self.clients:
991
self.assertIn(("Approve", (False, client_interface)),
994
class TestEnableCmd(TestCmd):
995
def test_enable(self):
996
for client in self.clients:
997
client.attributes["Enabled"] = False
999
EnableCmd().run(None, self.clients)
1001
for client in self.clients:
1002
self.assertTrue(client.attributes["Enabled"])
1004
class TestDisableCmd(TestCmd):
1005
def test_disable(self):
1006
DisableCmd().run(None, self.clients)
1008
for client in self.clients:
1009
self.assertFalse(client.attributes["Enabled"])
1013
def should_only_run_tests():
1014
parser = argparse.ArgumentParser(add_help=False)
1015
parser.add_argument("--check", action='store_true')
1016
args, unknown_args = parser.parse_known_args()
1017
run_tests = args.check
1019
# Remove --check argument from sys.argv
1020
sys.argv[1:] = unknown_args
1023
# Add all tests from doctest strings
1024
def load_tests(loader, tests, none):
1026
tests.addTests(doctest.DocTestSuite())
405
if not has_actions(options) and clients:
406
if options.verbose or options.dump_json:
407
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
408
"Created", "Interval", "Host", "KeyID",
409
"Fingerprint", "CheckerRunning",
410
"LastEnabled", "ApprovalPending",
411
"ApprovedByDefault", "LastApprovalRequest",
412
"ApprovalDelay", "ApprovalDuration",
413
"Checker", "ExtendedTimeout", "Expires",
416
keywords = defaultkeywords
418
if options.dump_json:
419
json.dump({client["Name"]: {key:
421
if isinstance(client[key],
425
for client in clients.values()},
426
fp=sys.stdout, indent=4,
427
separators=(',', ': '))
430
print_clients(clients.values(), keywords)
432
# Process each client in the list by all selected options
433
for client in clients:
435
def set_client_prop(prop, value):
436
"""Set a Client D-Bus property"""
437
client.Set(client_interface, prop, value,
438
dbus_interface=dbus.PROPERTIES_IFACE)
440
def set_client_prop_ms(prop, value):
441
"""Set a Client D-Bus property, converted
442
from a string to milliseconds."""
443
set_client_prop(prop,
444
string_to_delta(value).total_seconds()
448
mandos_serv.RemoveClient(client.__dbus_object_path__)
450
set_client_prop("Enabled", dbus.Boolean(True))
452
set_client_prop("Enabled", dbus.Boolean(False))
453
if options.bump_timeout:
454
set_client_prop("LastCheckedOK", "")
455
if options.start_checker:
456
set_client_prop("CheckerRunning", dbus.Boolean(True))
457
if options.stop_checker:
458
set_client_prop("CheckerRunning", dbus.Boolean(False))
459
if options.is_enabled:
460
if client.Get(client_interface, "Enabled",
461
dbus_interface=dbus.PROPERTIES_IFACE):
465
if options.checker is not None:
466
set_client_prop("Checker", options.checker)
467
if options.host is not None:
468
set_client_prop("Host", options.host)
469
if options.interval is not None:
470
set_client_prop_ms("Interval", options.interval)
471
if options.approval_delay is not None:
472
set_client_prop_ms("ApprovalDelay",
473
options.approval_delay)
474
if options.approval_duration is not None:
475
set_client_prop_ms("ApprovalDuration",
476
options.approval_duration)
477
if options.timeout is not None:
478
set_client_prop_ms("Timeout", options.timeout)
479
if options.extended_timeout is not None:
480
set_client_prop_ms("ExtendedTimeout",
481
options.extended_timeout)
482
if options.secret is not None:
483
set_client_prop("Secret",
484
dbus.ByteArray(options.secret.read()))
485
if options.approved_by_default is not None:
486
set_client_prop("ApprovedByDefault",
488
.approved_by_default))
490
client.Approve(dbus.Boolean(True),
491
dbus_interface=client_interface)
493
client.Approve(dbus.Boolean(False),
494
dbus_interface=client_interface)
1029
497
if __name__ == "__main__":
1030
if should_only_run_tests():
1031
# Call using ./tdd-python-script --check [--verbose]