2
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
2
# -*- mode: python; coding: utf-8 -*-
4
4
# Mandos Monitor - Control and monitor the Mandos server
6
# Copyright © 2008-2019 Teddy Hogeborn
7
# Copyright © 2008-2019 Björn Påhlsson
9
# This file is part of Mandos.
11
# Mandos is free software: you can redistribute it and/or modify it
12
# under the terms of the GNU General Public License as published by
6
# Copyright © 2008-2015 Teddy Hogeborn
7
# Copyright © 2008-2015 Björn Påhlsson
9
# This program is free software: you can redistribute it and/or modify
10
# it under the terms of the GNU General Public License as published by
13
11
# the Free Software Foundation, either version 3 of the License, or
14
12
# (at your option) any later version.
16
# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
14
# This program is distributed in the hope that it will be useful,
15
# but WITHOUT ANY WARRANTY; without even the implied warranty of
18
16
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
17
# GNU General Public License for more details.
21
19
# You should have received a copy of the GNU General Public License
22
# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
20
# along with this program. If not, see
21
# <http://www.gnu.org/licenses/>.
24
23
# Contact the authors at <mandos@recompile.se>.
27
26
from __future__ import (division, absolute_import, print_function,
48
# Show warnings by default
49
if not sys.warnoptions:
51
warnings.simplefilter("default")
53
log = logging.getLogger(sys.argv[0])
54
logging.basicConfig(level="INFO", # Show info level messages
55
format="%(message)s") # Show basic log messages
57
logging.captureWarnings(True) # Show warnings via the logging system
59
45
if sys.version_info.major == 2:
62
48
locale.setlocale(locale.LC_ALL, "")
54
"LastCheckedOK": "Last Successful Check",
55
"LastApprovalRequest": "Last Approval Request",
57
"Interval": "Interval",
59
"Fingerprint": "Fingerprint",
60
"CheckerRunning": "Check Is Running",
61
"LastEnabled": "Last Enabled",
62
"ApprovalPending": "Approval Is Pending",
63
"ApprovedByDefault": "Approved By Default",
64
"ApprovalDelay": "Approval Delay",
65
"ApprovalDuration": "Approval Duration",
67
"ExtendedTimeout": "Extended Timeout"
64
69
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
65
70
domain = "se.recompile"
66
71
busname = domain + ".Mandos"
68
73
server_interface = domain + ".Mandos"
69
74
client_interface = domain + ".Mandos.Client"
75
80
except AttributeError:
76
81
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
79
83
def milliseconds_to_string(ms):
80
84
td = datetime.timedelta(0, 0, 0, ms)
81
return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
82
.format(days="{}T".format(td.days) if td.days else "",
83
hours=td.seconds // 3600,
84
minutes=(td.seconds % 3600) // 60,
85
seconds=td.seconds % 60))
85
return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
86
days = "{}T".format(td.days) if td.days else "",
87
hours = td.seconds // 3600,
88
minutes = (td.seconds % 3600) // 60,
89
seconds = td.seconds % 60))
88
92
def rfc3339_duration_to_delta(duration):
89
93
"""Parse an RFC 3339 "duration" and return a datetime.timedelta
91
95
>>> rfc3339_duration_to_delta("P7D")
92
96
datetime.timedelta(7)
93
97
>>> rfc3339_duration_to_delta("PT60S")
94
98
datetime.timedelta(0, 60)
95
99
>>> rfc3339_duration_to_delta("PT60M")
96
100
datetime.timedelta(0, 3600)
97
>>> rfc3339_duration_to_delta("P60M")
98
datetime.timedelta(1680)
99
101
>>> rfc3339_duration_to_delta("PT24H")
100
102
datetime.timedelta(1)
101
103
>>> rfc3339_duration_to_delta("P1W")
104
106
datetime.timedelta(0, 330)
105
107
>>> rfc3339_duration_to_delta("P1DT3M20S")
106
108
datetime.timedelta(1, 200)
107
>>> # Can not be empty:
108
>>> rfc3339_duration_to_delta("")
109
Traceback (most recent call last):
111
ValueError: Invalid RFC 3339 duration: u''
112
>>> # Must start with "P":
113
>>> rfc3339_duration_to_delta("1D")
114
Traceback (most recent call last):
116
ValueError: Invalid RFC 3339 duration: u'1D'
117
>>> # Must use correct order
118
>>> rfc3339_duration_to_delta("PT1S2M")
119
Traceback (most recent call last):
121
ValueError: Invalid RFC 3339 duration: u'PT1S2M'
122
>>> # Time needs time marker
123
>>> rfc3339_duration_to_delta("P1H2S")
124
Traceback (most recent call last):
126
ValueError: Invalid RFC 3339 duration: u'P1H2S'
127
>>> # Weeks can not be combined with anything else
128
>>> rfc3339_duration_to_delta("P1D2W")
129
Traceback (most recent call last):
131
ValueError: Invalid RFC 3339 duration: u'P1D2W'
132
>>> rfc3339_duration_to_delta("P2W2H")
133
Traceback (most recent call last):
135
ValueError: Invalid RFC 3339 duration: u'P2W2H'
138
111
# Parsing an RFC 3339 duration with regular expressions is not
139
112
# possible - there would have to be multiple places for the same
140
113
# values, like seconds. The current code, while more esoteric, is
141
114
# cleaner without depending on a parsing library. If Python had a
142
115
# built-in library for parsing we would use it, but we'd like to
143
116
# avoid excessive use of external libraries.
145
118
# New type for defining tokens, syntax, and semantics all-in-one
146
119
Token = collections.namedtuple("Token", (
147
120
"regexp", # To match token; if "value" is not None, must have
218
188
def string_to_delta(interval):
219
189
"""Parse a string and return a datetime.timedelta
191
>>> string_to_delta('7d')
192
datetime.timedelta(7)
193
>>> string_to_delta('60s')
194
datetime.timedelta(0, 60)
195
>>> string_to_delta('60m')
196
datetime.timedelta(0, 3600)
197
>>> string_to_delta('24h')
198
datetime.timedelta(1)
199
>>> string_to_delta('1w')
200
datetime.timedelta(7)
201
>>> string_to_delta('5m 30s')
202
datetime.timedelta(0, 330)
223
206
return rfc3339_duration_to_delta(interval)
224
except ValueError as e:
225
log.warning("%s - Parsing as pre-1.6.1 interval instead",
227
return parse_pre_1_6_1_interval(interval)
230
def parse_pre_1_6_1_interval(interval):
231
"""Parse an interval string as documented by Mandos before 1.6.1, and
232
return a datetime.timedelta
233
>>> parse_pre_1_6_1_interval('7d')
234
datetime.timedelta(7)
235
>>> parse_pre_1_6_1_interval('60s')
236
datetime.timedelta(0, 60)
237
>>> parse_pre_1_6_1_interval('60m')
238
datetime.timedelta(0, 3600)
239
>>> parse_pre_1_6_1_interval('24h')
240
datetime.timedelta(1)
241
>>> parse_pre_1_6_1_interval('1w')
242
datetime.timedelta(7)
243
>>> parse_pre_1_6_1_interval('5m 30s')
244
datetime.timedelta(0, 330)
245
>>> parse_pre_1_6_1_interval('')
246
datetime.timedelta(0)
247
>>> # Ignore unknown characters, allow any order and repetitions
248
>>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
249
datetime.timedelta(2, 480, 18000)
253
210
value = datetime.timedelta(0)
254
211
regexp = re.compile(r"(\d+)([dsmhw]?)")
256
213
for num, suffix in regexp.findall(interval):
257
214
if suffix == "d":
258
215
value += datetime.timedelta(int(num))
272
229
def print_clients(clients, keywords):
273
print('\n'.join(TableOfClients(clients, keywords).rows()))
275
class TableOfClients(object):
278
"Enabled": "Enabled",
279
"Timeout": "Timeout",
280
"LastCheckedOK": "Last Successful Check",
281
"LastApprovalRequest": "Last Approval Request",
282
"Created": "Created",
283
"Interval": "Interval",
285
"Fingerprint": "Fingerprint",
287
"CheckerRunning": "Check Is Running",
288
"LastEnabled": "Last Enabled",
289
"ApprovalPending": "Approval Is Pending",
290
"ApprovedByDefault": "Approved By Default",
291
"ApprovalDelay": "Approval Delay",
292
"ApprovalDuration": "Approval Duration",
293
"Checker": "Checker",
294
"ExtendedTimeout": "Extended Timeout",
295
"Expires": "Expires",
296
"LastCheckerStatus": "Last Checker Status",
299
def __init__(self, clients, keywords, tablewords=None):
300
self.clients = clients
301
self.keywords = keywords
302
if tablewords is not None:
303
self.tablewords = tablewords
306
format_string = self.row_formatting_string()
307
rows = [self.header_line(format_string)]
308
rows.extend(self.client_line(client, format_string)
309
for client in self.clients)
312
def row_formatting_string(self):
313
"Format string used to format table rows"
314
return " ".join("{{{key}:{width}}}".format(
315
width=max(len(self.tablewords[key]),
316
max(len(self.string_from_client(client, key))
317
for client in self.clients)),
319
for key in self.keywords)
321
def string_from_client(self, client, key):
322
return self.valuetostring(client[key], key)
325
230
def valuetostring(value, keyword):
326
if isinstance(value, dbus.Boolean):
231
if type(value) is dbus.Boolean:
327
232
return "Yes" if value else "No"
328
233
if keyword in ("Timeout", "Interval", "ApprovalDelay",
329
234
"ApprovalDuration", "ExtendedTimeout"):
330
235
return milliseconds_to_string(value)
331
236
return str(value)
333
def header_line(self, format_string):
334
return format_string.format(**self.tablewords)
336
def client_line(self, client, format_string):
337
return format_string.format(
338
**{key: self.string_from_client(client, key)
339
for key in self.keywords})
238
# Create format string to print table rows
239
format_string = " ".join("{{{key}:{width}}}".format(
240
width = max(len(tablewords[key]),
241
max(len(valuetostring(client[key], key))
242
for client in clients)),
246
print(format_string.format(**tablewords))
247
for client in clients:
248
print(format_string.format(**{
249
key: valuetostring(client[key], key)
250
for key in keywords }))
342
253
def has_actions(options):
364
275
parser = argparse.ArgumentParser()
365
276
parser.add_argument("--version", action="version",
366
version="%(prog)s {}".format(version),
277
version = "%(prog)s {}".format(version),
367
278
help="show version number and exit")
368
279
parser.add_argument("-a", "--all", action="store_true",
369
280
help="Select all clients")
370
281
parser.add_argument("-v", "--verbose", action="store_true",
371
282
help="Print all fields")
372
parser.add_argument("-j", "--dump-json", action="store_true",
373
help="Dump client data in JSON format")
374
283
parser.add_argument("-e", "--enable", action="store_true",
375
284
help="Enable client")
376
285
parser.add_argument("-d", "--disable", action="store_true",
415
324
help="Run self-test")
416
325
parser.add_argument("client", nargs="*", help="Client name")
417
326
options = parser.parse_args()
419
328
if has_actions(options) and not (options.client or options.all):
420
329
parser.error("Options require clients names or --all.")
421
330
if options.verbose and has_actions(options):
422
parser.error("--verbose can only be used alone.")
423
if options.dump_json and (options.verbose
424
or has_actions(options)):
425
parser.error("--dump-json can only be used alone.")
331
parser.error("--verbose can only be used alone or with"
426
333
if options.all and not has_actions(options):
427
334
parser.error("--all requires an action.")
337
fail_count, test_count = doctest.testmod()
338
sys.exit(os.EX_OK if fail_count == 0 else 1)
430
341
bus = dbus.SystemBus()
431
342
mandos_dbus_objc = bus.get_object(busname, server_path)
432
343
except dbus.exceptions.DBusException:
433
log.critical("Could not connect to Mandos server")
344
print("Could not connect to Mandos server", file=sys.stderr)
436
347
mandos_serv = dbus.Interface(mandos_dbus_objc,
437
dbus_interface=server_interface)
348
dbus_interface = server_interface)
438
349
mandos_serv_object_manager = dbus.Interface(
439
mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
441
# block stderr since dbus library prints to stderr
350
mandos_dbus_objc, dbus_interface = dbus.OBJECT_MANAGER_IFACE)
352
#block stderr since dbus library prints to stderr
442
353
null = os.open(os.path.devnull, os.O_RDWR)
443
354
stderrcopy = os.dup(sys.stderr.fileno())
444
355
os.dup2(null, sys.stderr.fileno())
448
mandos_clients = {path: ifs_and_props[client_interface]
449
for path, ifs_and_props in
450
mandos_serv_object_manager
451
.GetManagedObjects().items()
452
if client_interface in ifs_and_props}
359
mandos_clients = { path: ifs_and_props[client_interface]
360
for path, ifs_and_props in
361
mandos_serv_object_manager
362
.GetManagedObjects().items()
363
if client_interface in ifs_and_props }
455
366
os.dup2(stderrcopy, sys.stderr.fileno())
456
367
os.close(stderrcopy)
457
368
except dbus.exceptions.DBusException as e:
458
log.critical("Failed to access Mandos server through D-Bus:"
369
print("Access denied: Accessing mandos server through D-Bus: {}"
370
.format(e), file=sys.stderr)
462
373
# Compile dict of (clients: properties) to process
465
376
if options.all or not options.client:
466
clients = {bus.get_object(busname, path): properties
467
for path, properties in mandos_clients.items()}
377
clients = { bus.get_object(busname, path): properties
378
for path, properties in mandos_clients.items() }
469
380
for name in options.client:
470
381
for path, client in mandos_clients.items():
473
384
clients[client_objc] = client
476
log.critical("Client not found on server: %r", name)
387
print("Client not found on server: {!r}"
388
.format(name), file=sys.stderr)
479
391
if not has_actions(options) and clients:
480
if options.verbose or options.dump_json:
481
393
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
482
"Created", "Interval", "Host", "KeyID",
483
"Fingerprint", "CheckerRunning",
484
"LastEnabled", "ApprovalPending",
485
"ApprovedByDefault", "LastApprovalRequest",
486
"ApprovalDelay", "ApprovalDuration",
487
"Checker", "ExtendedTimeout", "Expires",
394
"Created", "Interval", "Host", "Fingerprint",
395
"CheckerRunning", "LastEnabled",
396
"ApprovalPending", "ApprovedByDefault",
397
"LastApprovalRequest", "ApprovalDelay",
398
"ApprovalDuration", "Checker",
490
401
keywords = defaultkeywords
492
if options.dump_json:
493
json.dump({client["Name"]: {key:
495
if isinstance(client[key],
499
for client in clients.values()},
500
fp=sys.stdout, indent=4,
501
separators=(',', ': '))
504
print_clients(clients.values(), keywords)
403
print_clients(clients.values(), keywords)
506
405
# Process each client in the list by all selected options
507
406
for client in clients:
509
408
def set_client_prop(prop, value):
510
409
"""Set a Client D-Bus property"""
511
410
client.Set(client_interface, prop, value,
512
411
dbus_interface=dbus.PROPERTIES_IFACE)
514
413
def set_client_prop_ms(prop, value):
515
414
"""Set a Client D-Bus property, converted
516
415
from a string to milliseconds."""
517
416
set_client_prop(prop,
518
417
string_to_delta(value).total_seconds()
521
420
if options.remove:
522
421
mandos_serv.RemoveClient(client.__dbus_object_path__)
523
422
if options.enable:
567
466
client.Approve(dbus.Boolean(False),
568
467
dbus_interface=client_interface)
571
class Test_milliseconds_to_string(unittest.TestCase):
573
self.assertEqual(milliseconds_to_string(93785000),
575
def test_no_days(self):
576
self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
577
def test_all_zero(self):
578
self.assertEqual(milliseconds_to_string(0), "00:00:00")
579
def test_no_fractional_seconds(self):
580
self.assertEqual(milliseconds_to_string(400), "00:00:00")
581
self.assertEqual(milliseconds_to_string(900), "00:00:00")
582
self.assertEqual(milliseconds_to_string(1900), "00:00:01")
584
class Test_string_to_delta(unittest.TestCase):
585
def test_handles_basic_rfc3339(self):
586
self.assertEqual(string_to_delta("PT2H"),
587
datetime.timedelta(0, 7200))
588
def test_falls_back_to_pre_1_6_1_with_warning(self):
589
# assertLogs only exists in Python 3.4
590
if hasattr(self, "assertLogs"):
591
with self.assertLogs(log, logging.WARNING):
592
value = string_to_delta("2h")
594
value = string_to_delta("2h")
595
self.assertEqual(value, datetime.timedelta(0, 7200))
597
class Test_TableOfClients(unittest.TestCase):
603
"Bool": "A D-BUS Boolean",
604
"NonDbusBoolean": "A Non-D-BUS Boolean",
605
"Integer": "An Integer",
606
"Timeout": "Timedelta 1",
607
"Interval": "Timedelta 2",
608
"ApprovalDelay": "Timedelta 3",
609
"ApprovalDuration": "Timedelta 4",
610
"ExtendedTimeout": "Timedelta 5",
611
"String": "A String",
613
self.keywords = ["Attr1", "AttrTwo"]
619
"Bool": dbus.Boolean(False),
620
"NonDbusBoolean": False,
624
"ApprovalDelay": 2000,
625
"ApprovalDuration": 3000,
626
"ExtendedTimeout": 4000,
633
"Bool": dbus.Boolean(True),
634
"NonDbusBoolean": True,
637
"Interval": 93786000,
638
"ApprovalDelay": 93787000,
639
"ApprovalDuration": 93788000,
640
"ExtendedTimeout": 93789000,
641
"String": "A huge string which will not fit," * 10,
644
def test_short_header(self):
645
rows = TableOfClients(self.clients, self.keywords,
646
self.tablewords).rows()
651
self.assertEqual(rows, expected_rows)
652
def test_booleans(self):
653
keywords = ["Bool", "NonDbusBoolean"]
654
rows = TableOfClients(self.clients, keywords,
655
self.tablewords).rows()
657
"A D-BUS Boolean A Non-D-BUS Boolean",
661
self.assertEqual(rows, expected_rows)
662
def test_milliseconds_detection(self):
663
keywords = ["Integer", "Timeout", "Interval", "ApprovalDelay",
664
"ApprovalDuration", "ExtendedTimeout"]
665
rows = TableOfClients(self.clients, keywords,
666
self.tablewords).rows()
668
An Integer Timedelta 1 Timedelta 2 Timedelta 3 Timedelta 4 Timedelta 5
669
0 00:00:00 00:00:01 00:00:02 00:00:03 00:00:04
670
1 1T02:03:05 1T02:03:06 1T02:03:07 1T02:03:08 1T02:03:09
673
self.assertEqual(rows, expected_rows)
674
def test_empty_and_long_string_values(self):
675
keywords = ["String"]
676
rows = TableOfClients(self.clients, keywords,
677
self.tablewords).rows()
681
A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,
684
self.assertEqual(rows, expected_rows)
688
def should_only_run_tests():
689
parser = argparse.ArgumentParser(add_help=False)
690
parser.add_argument("--check", action='store_true')
691
args, unknown_args = parser.parse_known_args()
692
run_tests = args.check
694
# Remove --check argument from sys.argv
695
sys.argv[1:] = unknown_args
698
# Add all tests from doctest strings
699
def load_tests(loader, tests, none):
701
tests.addTests(doctest.DocTestSuite())
704
470
if __name__ == "__main__":
705
if should_only_run_tests():
706
# Call using ./tdd-python-script --check [--verbose]