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  • Committer: Teddy Hogeborn
  • Date: 2019-03-03 12:54:35 UTC
  • Revision ID: teddy@recompile.se-20190303125435-33pvzrb511cu78j3
mandos-ctl: Filter logging instead of messing with stderr

* mandos-ctl (main): Eliminate logs from dbus module by altering its
                     logger, not by redirecting stderr.

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mandos-ctl
1
1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
 
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*")))); -*-
3
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
5
#
6
 
# Copyright © 2008-2016 Teddy Hogeborn
7
 
# Copyright © 2008-2016 Björn Påhlsson
8
 
#
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
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
 
8
#
 
9
# This file is part of Mandos.
 
10
#
 
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
11
13
# the Free Software Foundation, either version 3 of the License, or
12
14
# (at your option) any later version.
13
15
#
14
 
#     This program is distributed in the hope that it will be useful,
15
 
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
16
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
19
#     GNU General Public License for more details.
18
20
#
19
21
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see
21
 
# <http://www.gnu.org/licenses/>.
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
22
23
#
23
24
# Contact the authors at <mandos@recompile.se>.
24
25
#
38
39
import re
39
40
import os
40
41
import collections
41
 
import doctest
42
42
import json
 
43
import unittest
 
44
import logging
43
45
 
44
46
import dbus
45
47
 
 
48
# Show warnings by default
 
49
if not sys.warnoptions:
 
50
    import warnings
 
51
    warnings.simplefilter("default")
 
52
 
 
53
log = logging.getLogger(sys.argv[0])
 
54
logging.basicConfig(level="INFO", # Show info level messages
 
55
                    format="%(message)s") # Show basic log messages
 
56
 
 
57
logging.captureWarnings(True)   # Show warnings via the logging system
 
58
 
46
59
if sys.version_info.major == 2:
47
60
    str = unicode
48
61
 
49
62
locale.setlocale(locale.LC_ALL, "")
50
63
 
51
 
tablewords = {
52
 
    "Name": "Name",
53
 
    "Enabled": "Enabled",
54
 
    "Timeout": "Timeout",
55
 
    "LastCheckedOK": "Last Successful Check",
56
 
    "LastApprovalRequest": "Last Approval Request",
57
 
    "Created": "Created",
58
 
    "Interval": "Interval",
59
 
    "Host": "Host",
60
 
    "Fingerprint": "Fingerprint",
61
 
    "CheckerRunning": "Check Is Running",
62
 
    "LastEnabled": "Last Enabled",
63
 
    "ApprovalPending": "Approval Is Pending",
64
 
    "ApprovedByDefault": "Approved By Default",
65
 
    "ApprovalDelay": "Approval Delay",
66
 
    "ApprovalDuration": "Approval Duration",
67
 
    "Checker": "Checker",
68
 
    "ExtendedTimeout": "Extended Timeout",
69
 
    "Expires": "Expires",
70
 
    "LastCheckerStatus": "Last Checker Status",
71
 
}
72
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
73
64
domain = "se.recompile"
74
65
busname = domain + ".Mandos"
75
66
server_path = "/"
76
67
server_interface = domain + ".Mandos"
77
68
client_interface = domain + ".Mandos.Client"
78
 
version = "1.7.13"
 
69
version = "1.8.3"
79
70
 
80
71
 
81
72
try:
102
93
    datetime.timedelta(0, 60)
103
94
    >>> rfc3339_duration_to_delta("PT60M")
104
95
    datetime.timedelta(0, 3600)
 
96
    >>> rfc3339_duration_to_delta("P60M")
 
97
    datetime.timedelta(1680)
105
98
    >>> rfc3339_duration_to_delta("PT24H")
106
99
    datetime.timedelta(1)
107
100
    >>> rfc3339_duration_to_delta("P1W")
110
103
    datetime.timedelta(0, 330)
111
104
    >>> rfc3339_duration_to_delta("P1DT3M20S")
112
105
    datetime.timedelta(1, 200)
 
106
    >>> # Can not be empty:
 
107
    >>> rfc3339_duration_to_delta("")
 
108
    Traceback (most recent call last):
 
109
    ...
 
110
    ValueError: Invalid RFC 3339 duration: u''
 
111
    >>> # Must start with "P":
 
112
    >>> rfc3339_duration_to_delta("1D")
 
113
    Traceback (most recent call last):
 
114
    ...
 
115
    ValueError: Invalid RFC 3339 duration: u'1D'
 
116
    >>> # Must use correct order
 
117
    >>> rfc3339_duration_to_delta("PT1S2M")
 
118
    Traceback (most recent call last):
 
119
    ...
 
120
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
121
    >>> # Time needs time marker
 
122
    >>> rfc3339_duration_to_delta("P1H2S")
 
123
    Traceback (most recent call last):
 
124
    ...
 
125
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
126
    >>> # Weeks can not be combined with anything else
 
127
    >>> rfc3339_duration_to_delta("P1D2W")
 
128
    Traceback (most recent call last):
 
129
    ...
 
130
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
131
    >>> rfc3339_duration_to_delta("P2W2H")
 
132
    Traceback (most recent call last):
 
133
    ...
 
134
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
113
135
    """
114
136
 
115
137
    # Parsing an RFC 3339 duration with regular expressions is not
193
215
 
194
216
 
195
217
def string_to_delta(interval):
196
 
    """Parse a string and return a datetime.timedelta
197
 
 
198
 
    >>> string_to_delta('7d')
199
 
    datetime.timedelta(7)
200
 
    >>> string_to_delta('60s')
201
 
    datetime.timedelta(0, 60)
202
 
    >>> string_to_delta('60m')
203
 
    datetime.timedelta(0, 3600)
204
 
    >>> string_to_delta('24h')
205
 
    datetime.timedelta(1)
206
 
    >>> string_to_delta('1w')
207
 
    datetime.timedelta(7)
208
 
    >>> string_to_delta('5m 30s')
209
 
    datetime.timedelta(0, 330)
210
 
    """
 
218
    """Parse a string and return a datetime.timedelta"""
211
219
 
212
220
    try:
213
221
        return rfc3339_duration_to_delta(interval)
214
 
    except ValueError:
215
 
        pass
 
222
    except ValueError as e:
 
223
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
224
                    ' '.join(e.args))
 
225
    return parse_pre_1_6_1_interval(interval)
 
226
 
 
227
 
 
228
def parse_pre_1_6_1_interval(interval):
 
229
    """Parse an interval string as documented by Mandos before 1.6.1,
 
230
    and return a datetime.timedelta
 
231
 
 
232
    >>> parse_pre_1_6_1_interval('7d')
 
233
    datetime.timedelta(7)
 
234
    >>> parse_pre_1_6_1_interval('60s')
 
235
    datetime.timedelta(0, 60)
 
236
    >>> parse_pre_1_6_1_interval('60m')
 
237
    datetime.timedelta(0, 3600)
 
238
    >>> parse_pre_1_6_1_interval('24h')
 
239
    datetime.timedelta(1)
 
240
    >>> parse_pre_1_6_1_interval('1w')
 
241
    datetime.timedelta(7)
 
242
    >>> parse_pre_1_6_1_interval('5m 30s')
 
243
    datetime.timedelta(0, 330)
 
244
    >>> parse_pre_1_6_1_interval('')
 
245
    datetime.timedelta(0)
 
246
    >>> # Ignore unknown characters, allow any order and repetitions
 
247
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
248
    datetime.timedelta(2, 480, 18000)
 
249
 
 
250
    """
216
251
 
217
252
    value = datetime.timedelta(0)
218
253
    regexp = re.compile(r"(\d+)([dsmhw]?)")
233
268
    return value
234
269
 
235
270
 
236
 
def print_clients(clients, keywords):
 
271
class TableOfClients(object):
 
272
    tableheaders = {
 
273
        "Name": "Name",
 
274
        "Enabled": "Enabled",
 
275
        "Timeout": "Timeout",
 
276
        "LastCheckedOK": "Last Successful Check",
 
277
        "LastApprovalRequest": "Last Approval Request",
 
278
        "Created": "Created",
 
279
        "Interval": "Interval",
 
280
        "Host": "Host",
 
281
        "Fingerprint": "Fingerprint",
 
282
        "KeyID": "Key ID",
 
283
        "CheckerRunning": "Check Is Running",
 
284
        "LastEnabled": "Last Enabled",
 
285
        "ApprovalPending": "Approval Is Pending",
 
286
        "ApprovedByDefault": "Approved By Default",
 
287
        "ApprovalDelay": "Approval Delay",
 
288
        "ApprovalDuration": "Approval Duration",
 
289
        "Checker": "Checker",
 
290
        "ExtendedTimeout": "Extended Timeout",
 
291
        "Expires": "Expires",
 
292
        "LastCheckerStatus": "Last Checker Status",
 
293
    }
 
294
 
 
295
    def __init__(self, clients, keywords, tableheaders=None):
 
296
        self.clients = clients
 
297
        self.keywords = keywords
 
298
        if tableheaders is not None:
 
299
            self.tableheaders = tableheaders
 
300
 
 
301
    def __str__(self):
 
302
        return "\n".join(self.rows())
 
303
 
 
304
    if sys.version_info.major == 2:
 
305
        __unicode__ = __str__
 
306
        def __str__(self):
 
307
            return str(self).encode(locale.getpreferredencoding())
 
308
 
 
309
    def rows(self):
 
310
        format_string = self.row_formatting_string()
 
311
        rows = [self.header_line(format_string)]
 
312
        rows.extend(self.client_line(client, format_string)
 
313
                    for client in self.clients)
 
314
        return rows
 
315
 
 
316
    def row_formatting_string(self):
 
317
        "Format string used to format table rows"
 
318
        return " ".join("{{{key}:{width}}}".format(
 
319
            width=max(len(self.tableheaders[key]),
 
320
                      *(len(self.string_from_client(client, key))
 
321
                        for client in self.clients)),
 
322
            key=key)
 
323
                        for key in self.keywords)
 
324
 
 
325
    def string_from_client(self, client, key):
 
326
        return self.valuetostring(client[key], key)
 
327
 
 
328
    @staticmethod
237
329
    def valuetostring(value, keyword):
238
 
        if type(value) is dbus.Boolean:
 
330
        if isinstance(value, dbus.Boolean):
239
331
            return "Yes" if value else "No"
240
332
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
241
333
                       "ApprovalDuration", "ExtendedTimeout"):
242
334
            return milliseconds_to_string(value)
243
335
        return str(value)
244
336
 
245
 
    # Create format string to print table rows
246
 
    format_string = " ".join("{{{key}:{width}}}".format(
247
 
        width=max(len(tablewords[key]),
248
 
                  max(len(valuetostring(client[key], key))
249
 
                      for client in clients)),
250
 
        key=key)
251
 
                             for key in keywords)
252
 
    # Print header line
253
 
    print(format_string.format(**tablewords))
254
 
    for client in clients:
255
 
        print(format_string
256
 
              .format(**{key: valuetostring(client[key], key)
257
 
                         for key in keywords}))
258
 
 
 
337
    def header_line(self, format_string):
 
338
        return format_string.format(**self.tableheaders)
 
339
 
 
340
    def client_line(self, client, format_string):
 
341
        return format_string.format(
 
342
            **{key: self.string_from_client(client, key)
 
343
               for key in self.keywords})
 
344
 
 
345
 
 
346
## Classes for commands.
 
347
 
 
348
# Abstract classes first
 
349
class Command(object):
 
350
    """Abstract class for commands"""
 
351
    def run(self, clients):
 
352
        """Normal commands should implement run_on_one_client(), but
 
353
        commands which want to operate on all clients at the same time
 
354
        can override this run() method instead."""
 
355
        for client in clients:
 
356
            self.run_on_one_client(client)
 
357
 
 
358
class PrintCmd(Command):
 
359
    """Abstract class for commands printing client details"""
 
360
    all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
361
                    "Created", "Interval", "Host", "KeyID",
 
362
                    "Fingerprint", "CheckerRunning", "LastEnabled",
 
363
                    "ApprovalPending", "ApprovedByDefault",
 
364
                    "LastApprovalRequest", "ApprovalDelay",
 
365
                    "ApprovalDuration", "Checker", "ExtendedTimeout",
 
366
                    "Expires", "LastCheckerStatus")
 
367
    def run(self, clients):
 
368
        print(self.output(clients))
 
369
 
 
370
class PropertyCmd(Command):
 
371
    """Abstract class for Actions for setting one client property"""
 
372
    def run_on_one_client(self, client):
 
373
        """Set the Client's D-Bus property"""
 
374
        client.Set(client_interface, self.property, self.value_to_set,
 
375
                   dbus_interface=dbus.PROPERTIES_IFACE)
 
376
 
 
377
class ValueArgumentMixIn(object):
 
378
    """Mixin class for commands taking a value as argument"""
 
379
    def __init__(self, value):
 
380
        self.value_to_set = value
 
381
 
 
382
class MillisecondsValueArgumentMixIn(ValueArgumentMixIn):
 
383
    """Mixin class for commands taking a value argument as
 
384
    milliseconds."""
 
385
    @property
 
386
    def value_to_set(self):
 
387
        return self._vts
 
388
    @value_to_set.setter
 
389
    def value_to_set(self, value):
 
390
        """When setting, convert value to a datetime.timedelta"""
 
391
        self._vts = string_to_delta(value).total_seconds() * 1000
 
392
 
 
393
# Actual (non-abstract) command classes
 
394
 
 
395
class PrintTableCmd(PrintCmd):
 
396
    def __init__(self, verbose=False):
 
397
        self.verbose = verbose
 
398
    def output(self, clients):
 
399
        if self.verbose:
 
400
            keywords = self.all_keywords
 
401
        else:
 
402
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
403
        return str(TableOfClients(clients.values(), keywords))
 
404
 
 
405
class DumpJSONCmd(PrintCmd):
 
406
    def output(self, clients):
 
407
        data = {client["Name"]:
 
408
                {key: self.dbus_boolean_to_bool(client[key])
 
409
                 for key in self.all_keywords}
 
410
                for client in clients.values()}
 
411
        return json.dumps(data, indent=4, separators=(',', ': '))
 
412
    @staticmethod
 
413
    def dbus_boolean_to_bool(value):
 
414
        if isinstance(value, dbus.Boolean):
 
415
            value = bool(value)
 
416
        return value
 
417
 
 
418
class IsEnabledCmd(Command):
 
419
    def run_on_one_client(self, client):
 
420
        if self.is_enabled(client):
 
421
            sys.exit(0)
 
422
        sys.exit(1)
 
423
    def is_enabled(self, client):
 
424
        return client.Get(client_interface, "Enabled",
 
425
                          dbus_interface=dbus.PROPERTIES_IFACE)
 
426
 
 
427
class RemoveCmd(Command):
 
428
    def __init__(self, mandos):
 
429
        self.mandos = mandos
 
430
    def run_on_one_client(self, client):
 
431
        self.mandos.RemoveClient(client.__dbus_object_path__)
 
432
 
 
433
class ApproveCmd(Command):
 
434
    def run_on_one_client(self, client):
 
435
        client.Approve(dbus.Boolean(True),
 
436
                       dbus_interface=client_interface)
 
437
 
 
438
class DenyCmd(Command):
 
439
    def run_on_one_client(self, client):
 
440
        client.Approve(dbus.Boolean(False),
 
441
                       dbus_interface=client_interface)
 
442
 
 
443
class EnableCmd(PropertyCmd):
 
444
    property = "Enabled"
 
445
    value_to_set = dbus.Boolean(True)
 
446
 
 
447
class DisableCmd(PropertyCmd):
 
448
    property = "Enabled"
 
449
    value_to_set = dbus.Boolean(False)
 
450
 
 
451
class BumpTimeoutCmd(PropertyCmd):
 
452
    property = "LastCheckedOK"
 
453
    value_to_set = ""
 
454
 
 
455
class StartCheckerCmd(PropertyCmd):
 
456
    property = "CheckerRunning"
 
457
    value_to_set = dbus.Boolean(True)
 
458
 
 
459
class StopCheckerCmd(PropertyCmd):
 
460
    property = "CheckerRunning"
 
461
    value_to_set = dbus.Boolean(False)
 
462
 
 
463
class ApproveByDefaultCmd(PropertyCmd):
 
464
    property = "ApprovedByDefault"
 
465
    value_to_set = dbus.Boolean(True)
 
466
 
 
467
class DenyByDefaultCmd(PropertyCmd):
 
468
    property = "ApprovedByDefault"
 
469
    value_to_set = dbus.Boolean(False)
 
470
 
 
471
class SetCheckerCmd(PropertyCmd, ValueArgumentMixIn):
 
472
    property = "Checker"
 
473
 
 
474
class SetHostCmd(PropertyCmd, ValueArgumentMixIn):
 
475
    property = "Host"
 
476
 
 
477
class SetSecretCmd(PropertyCmd, ValueArgumentMixIn):
 
478
    property = "Secret"
 
479
 
 
480
class SetTimeoutCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
481
    property = "Timeout"
 
482
 
 
483
class SetExtendedTimeoutCmd(PropertyCmd,
 
484
                            MillisecondsValueArgumentMixIn):
 
485
    property = "ExtendedTimeout"
 
486
 
 
487
class SetIntervalCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
488
    property = "Interval"
 
489
 
 
490
class SetApprovalDelayCmd(PropertyCmd,
 
491
                          MillisecondsValueArgumentMixIn):
 
492
    property = "ApprovalDelay"
 
493
 
 
494
class SetApprovalDurationCmd(PropertyCmd,
 
495
                             MillisecondsValueArgumentMixIn):
 
496
    property = "ApprovalDuration"
259
497
 
260
498
def has_actions(options):
261
499
    return any((options.enable,
289
527
                        help="Print all fields")
290
528
    parser.add_argument("-j", "--dump-json", action="store_true",
291
529
                        help="Dump client data in JSON format")
292
 
    parser.add_argument("-e", "--enable", action="store_true",
293
 
                        help="Enable client")
294
 
    parser.add_argument("-d", "--disable", action="store_true",
295
 
                        help="disable client")
 
530
    enable_disable = parser.add_mutually_exclusive_group()
 
531
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
532
                                help="Enable client")
 
533
    enable_disable.add_argument("-d", "--disable",
 
534
                                action="store_true",
 
535
                                help="disable client")
296
536
    parser.add_argument("-b", "--bump-timeout", action="store_true",
297
537
                        help="Bump timeout for client")
298
 
    parser.add_argument("--start-checker", action="store_true",
299
 
                        help="Start checker for client")
300
 
    parser.add_argument("--stop-checker", action="store_true",
301
 
                        help="Stop checker for client")
 
538
    start_stop_checker = parser.add_mutually_exclusive_group()
 
539
    start_stop_checker.add_argument("--start-checker",
 
540
                                    action="store_true",
 
541
                                    help="Start checker for client")
 
542
    start_stop_checker.add_argument("--stop-checker",
 
543
                                    action="store_true",
 
544
                                    help="Stop checker for client")
302
545
    parser.add_argument("-V", "--is-enabled", action="store_true",
303
546
                        help="Check if client is enabled")
304
547
    parser.add_argument("-r", "--remove", action="store_true",
311
554
                        help="Set extended timeout for client")
312
555
    parser.add_argument("-i", "--interval",
313
556
                        help="Set checker interval for client")
314
 
    parser.add_argument("--approve-by-default", action="store_true",
315
 
                        default=None, dest="approved_by_default",
316
 
                        help="Set client to be approved by default")
317
 
    parser.add_argument("--deny-by-default", action="store_false",
318
 
                        dest="approved_by_default",
319
 
                        help="Set client to be denied by default")
 
557
    approve_deny_default = parser.add_mutually_exclusive_group()
 
558
    approve_deny_default.add_argument(
 
559
        "--approve-by-default", action="store_true",
 
560
        default=None, dest="approved_by_default",
 
561
        help="Set client to be approved by default")
 
562
    approve_deny_default.add_argument(
 
563
        "--deny-by-default", action="store_false",
 
564
        dest="approved_by_default",
 
565
        help="Set client to be denied by default")
320
566
    parser.add_argument("--approval-delay",
321
567
                        help="Set delay before client approve/deny")
322
568
    parser.add_argument("--approval-duration",
325
571
    parser.add_argument("-s", "--secret",
326
572
                        type=argparse.FileType(mode="rb"),
327
573
                        help="Set password blob (file) for client")
328
 
    parser.add_argument("-A", "--approve", action="store_true",
329
 
                        help="Approve any current client request")
330
 
    parser.add_argument("-D", "--deny", action="store_true",
331
 
                        help="Deny any current client request")
 
574
    approve_deny = parser.add_mutually_exclusive_group()
 
575
    approve_deny.add_argument(
 
576
        "-A", "--approve", action="store_true",
 
577
        help="Approve any current client request")
 
578
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
579
                              help="Deny any current client request")
332
580
    parser.add_argument("--check", action="store_true",
333
581
                        help="Run self-test")
334
582
    parser.add_argument("client", nargs="*", help="Client name")
343
591
        parser.error("--dump-json can only be used alone.")
344
592
    if options.all and not has_actions(options):
345
593
        parser.error("--all requires an action.")
346
 
 
347
 
    if options.check:
348
 
        fail_count, test_count = doctest.testmod()
349
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
 
594
    if options.is_enabled and len(options.client) > 1:
 
595
            parser.error("--is-enabled requires exactly one client")
350
596
 
351
597
    try:
352
598
        bus = dbus.SystemBus()
353
599
        mandos_dbus_objc = bus.get_object(busname, server_path)
354
600
    except dbus.exceptions.DBusException:
355
 
        print("Could not connect to Mandos server", file=sys.stderr)
 
601
        log.critical("Could not connect to Mandos server")
356
602
        sys.exit(1)
357
603
 
358
604
    mandos_serv = dbus.Interface(mandos_dbus_objc,
360
606
    mandos_serv_object_manager = dbus.Interface(
361
607
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
362
608
 
363
 
    # block stderr since dbus library prints to stderr
364
 
    null = os.open(os.path.devnull, os.O_RDWR)
365
 
    stderrcopy = os.dup(sys.stderr.fileno())
366
 
    os.dup2(null, sys.stderr.fileno())
367
 
    os.close(null)
 
609
    commands = []
 
610
 
 
611
    if options.dump_json:
 
612
        commands.append(DumpJSONCmd())
 
613
 
 
614
    if options.enable:
 
615
        commands.append(EnableCmd())
 
616
 
 
617
    if options.disable:
 
618
        commands.append(DisableCmd())
 
619
 
 
620
    if options.bump_timeout:
 
621
        commands.append(BumpTimeoutCmd(options.bump_timeout))
 
622
 
 
623
    if options.start_checker:
 
624
        commands.append(StartCheckerCmd())
 
625
 
 
626
    if options.stop_checker:
 
627
        commands.append(StopCheckerCmd())
 
628
 
 
629
    if options.is_enabled:
 
630
        commands.append(IsEnabledCmd())
 
631
 
 
632
    if options.remove:
 
633
        commands.append(RemoveCmd(mandos_serv))
 
634
 
 
635
    if options.checker is not None:
 
636
        commands.append(SetCheckerCmd())
 
637
 
 
638
    if options.timeout is not None:
 
639
        commands.append(SetTimeoutCmd(options.timeout))
 
640
 
 
641
    if options.extended_timeout:
 
642
        commands.append(
 
643
            SetExtendedTimeoutCmd(options.extended_timeout))
 
644
 
 
645
    if options.interval is not None:
 
646
        command.append(SetIntervalCmd(options.interval))
 
647
 
 
648
    if options.approved_by_default is not None:
 
649
        if options.approved_by_default:
 
650
            command.append(ApproveByDefaultCmd())
 
651
        else:
 
652
            command.append(DenyByDefaultCmd())
 
653
 
 
654
    if options.approval_delay is not None:
 
655
        command.append(SetApprovalDelayCmd(options.approval_delay))
 
656
 
 
657
    if options.approval_duration is not None:
 
658
        command.append(
 
659
            SetApprovalDurationCmd(options.approval_duration))
 
660
 
 
661
    if options.host is not None:
 
662
        command.append(SetHostCmd(options.host))
 
663
 
 
664
    if options.secret is not None:
 
665
        command.append(SetSecretCmd(options.secret))
 
666
 
 
667
    if options.approve:
 
668
        commands.append(ApproveCmd())
 
669
 
 
670
    if options.deny:
 
671
        commands.append(DenyCmd())
 
672
 
 
673
    # If no command option has been given, show table of clients,
 
674
    # optionally verbosely
 
675
    if not commands:
 
676
        commands.append(PrintTableCmd(verbose=options.verbose))
 
677
 
 
678
    # Filter out log message from dbus module
 
679
    dbus_logger = logging.getLogger("dbus.proxies")
 
680
    class NullFilter(logging.Filter):
 
681
        def filter(self, record):
 
682
            return False
 
683
    dbus_filter = NullFilter()
 
684
    dbus_logger.addFilter(dbus_filter)
368
685
    try:
369
686
        try:
370
687
            mandos_clients = {path: ifs_and_props[client_interface]
373
690
                              .GetManagedObjects().items()
374
691
                              if client_interface in ifs_and_props}
375
692
        finally:
376
 
            # restore stderr
377
 
            os.dup2(stderrcopy, sys.stderr.fileno())
378
 
            os.close(stderrcopy)
 
693
            # restore dbus logger
 
694
            dbus_logger.removeFilter(dbus_filter)
379
695
    except dbus.exceptions.DBusException as e:
380
 
        print("Access denied: "
381
 
              "Accessing mandos server through D-Bus: {}".format(e),
382
 
              file=sys.stderr)
 
696
        log.critical("Failed to access Mandos server through D-Bus:"
 
697
                     "\n%s", e)
383
698
        sys.exit(1)
384
699
 
385
700
    # Compile dict of (clients: properties) to process
396
711
                    clients[client_objc] = client
397
712
                    break
398
713
            else:
399
 
                print("Client not found on server: {!r}"
400
 
                      .format(name), file=sys.stderr)
 
714
                log.critical("Client not found on server: %r", name)
401
715
                sys.exit(1)
402
716
 
403
 
    if not has_actions(options) and clients:
404
 
        if options.verbose or options.dump_json:
405
 
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
406
 
                        "Created", "Interval", "Host", "Fingerprint",
407
 
                        "CheckerRunning", "LastEnabled",
408
 
                        "ApprovalPending", "ApprovedByDefault",
409
 
                        "LastApprovalRequest", "ApprovalDelay",
410
 
                        "ApprovalDuration", "Checker",
411
 
                        "ExtendedTimeout", "Expires",
412
 
                        "LastCheckerStatus")
413
 
        else:
414
 
            keywords = defaultkeywords
415
 
 
416
 
        if options.dump_json:
417
 
            json.dump({client["Name"]: {key:
418
 
                                        bool(client[key])
419
 
                                        if isinstance(client[key],
420
 
                                                      dbus.Boolean)
421
 
                                        else client[key]
422
 
                                        for key in keywords}
423
 
                       for client in clients.values()},
424
 
                      fp=sys.stdout, indent=4,
425
 
                      separators=(',', ': '))
426
 
            print()
427
 
        else:
428
 
            print_clients(clients.values(), keywords)
429
 
    else:
430
 
        # Process each client in the list by all selected options
431
 
        for client in clients:
432
 
 
433
 
            def set_client_prop(prop, value):
434
 
                """Set a Client D-Bus property"""
435
 
                client.Set(client_interface, prop, value,
436
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
437
 
 
438
 
            def set_client_prop_ms(prop, value):
439
 
                """Set a Client D-Bus property, converted
440
 
                from a string to milliseconds."""
441
 
                set_client_prop(prop,
442
 
                                string_to_delta(value).total_seconds()
443
 
                                * 1000)
444
 
 
445
 
            if options.remove:
446
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
447
 
            if options.enable:
448
 
                set_client_prop("Enabled", dbus.Boolean(True))
449
 
            if options.disable:
450
 
                set_client_prop("Enabled", dbus.Boolean(False))
451
 
            if options.bump_timeout:
452
 
                set_client_prop("LastCheckedOK", "")
453
 
            if options.start_checker:
454
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
455
 
            if options.stop_checker:
456
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
457
 
            if options.is_enabled:
458
 
                if client.Get(client_interface, "Enabled",
459
 
                              dbus_interface=dbus.PROPERTIES_IFACE):
460
 
                    sys.exit(0)
461
 
                else:
462
 
                    sys.exit(1)
463
 
            if options.checker is not None:
464
 
                set_client_prop("Checker", options.checker)
465
 
            if options.host is not None:
466
 
                set_client_prop("Host", options.host)
467
 
            if options.interval is not None:
468
 
                set_client_prop_ms("Interval", options.interval)
469
 
            if options.approval_delay is not None:
470
 
                set_client_prop_ms("ApprovalDelay",
471
 
                                   options.approval_delay)
472
 
            if options.approval_duration is not None:
473
 
                set_client_prop_ms("ApprovalDuration",
474
 
                                   options.approval_duration)
475
 
            if options.timeout is not None:
476
 
                set_client_prop_ms("Timeout", options.timeout)
477
 
            if options.extended_timeout is not None:
478
 
                set_client_prop_ms("ExtendedTimeout",
479
 
                                   options.extended_timeout)
480
 
            if options.secret is not None:
481
 
                set_client_prop("Secret",
482
 
                                dbus.ByteArray(options.secret.read()))
483
 
            if options.approved_by_default is not None:
484
 
                set_client_prop("ApprovedByDefault",
485
 
                                dbus.Boolean(options
486
 
                                             .approved_by_default))
487
 
            if options.approve:
488
 
                client.Approve(dbus.Boolean(True),
489
 
                               dbus_interface=client_interface)
490
 
            elif options.deny:
491
 
                client.Approve(dbus.Boolean(False),
492
 
                               dbus_interface=client_interface)
493
 
 
 
717
    # Run all commands on clients
 
718
    for command in commands:
 
719
        command.run(clients)
 
720
 
 
721
 
 
722
class Test_milliseconds_to_string(unittest.TestCase):
 
723
    def test_all(self):
 
724
        self.assertEqual(milliseconds_to_string(93785000),
 
725
                         "1T02:03:05")
 
726
    def test_no_days(self):
 
727
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
 
728
    def test_all_zero(self):
 
729
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
 
730
    def test_no_fractional_seconds(self):
 
731
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
 
732
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
 
733
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
 
734
 
 
735
class Test_string_to_delta(unittest.TestCase):
 
736
    def test_handles_basic_rfc3339(self):
 
737
        self.assertEqual(string_to_delta("PT2H"),
 
738
                         datetime.timedelta(0, 7200))
 
739
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
740
        # assertLogs only exists in Python 3.4
 
741
        if hasattr(self, "assertLogs"):
 
742
            with self.assertLogs(log, logging.WARNING):
 
743
                value = string_to_delta("2h")
 
744
        else:
 
745
            value = string_to_delta("2h")
 
746
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
747
 
 
748
class Test_TableOfClients(unittest.TestCase):
 
749
    def setUp(self):
 
750
        self.tableheaders = {
 
751
            "Attr1": "X",
 
752
            "AttrTwo": "Yy",
 
753
            "AttrThree": "Zzz",
 
754
            "Bool": "A D-BUS Boolean",
 
755
            "NonDbusBoolean": "A Non-D-BUS Boolean",
 
756
            "Integer": "An Integer",
 
757
            "Timeout": "Timedelta 1",
 
758
            "Interval": "Timedelta 2",
 
759
            "ApprovalDelay": "Timedelta 3",
 
760
            "ApprovalDuration": "Timedelta 4",
 
761
            "ExtendedTimeout": "Timedelta 5",
 
762
            "String": "A String",
 
763
        }
 
764
        self.keywords = ["Attr1", "AttrTwo"]
 
765
        self.clients = [
 
766
            {
 
767
                "Attr1": "x1",
 
768
                "AttrTwo": "y1",
 
769
                "AttrThree": "z1",
 
770
                "Bool": dbus.Boolean(False),
 
771
                "NonDbusBoolean": False,
 
772
                "Integer": 0,
 
773
                "Timeout": 0,
 
774
                "Interval": 1000,
 
775
                "ApprovalDelay": 2000,
 
776
                "ApprovalDuration": 3000,
 
777
                "ExtendedTimeout": 4000,
 
778
                "String": "",
 
779
            },
 
780
            {
 
781
                "Attr1": "x2",
 
782
                "AttrTwo": "y2",
 
783
                "AttrThree": "z2",
 
784
                "Bool": dbus.Boolean(True),
 
785
                "NonDbusBoolean": True,
 
786
                "Integer": 1,
 
787
                "Timeout": 93785000,
 
788
                "Interval": 93786000,
 
789
                "ApprovalDelay": 93787000,
 
790
                "ApprovalDuration": 93788000,
 
791
                "ExtendedTimeout": 93789000,
 
792
                "String": "A huge string which will not fit," * 10,
 
793
            },
 
794
        ]
 
795
    def test_short_header(self):
 
796
        text = str(TableOfClients(self.clients, self.keywords,
 
797
                                  self.tableheaders))
 
798
        expected_text = """
 
799
X  Yy
 
800
x1 y1
 
801
x2 y2
 
802
"""[1:-1]
 
803
        self.assertEqual(text, expected_text)
 
804
    def test_booleans(self):
 
805
        keywords = ["Bool", "NonDbusBoolean"]
 
806
        text = str(TableOfClients(self.clients, keywords,
 
807
                                  self.tableheaders))
 
808
        expected_text = """
 
809
A D-BUS Boolean A Non-D-BUS Boolean
 
810
No              False              
 
811
Yes             True               
 
812
"""[1:-1]
 
813
        self.assertEqual(text, expected_text)
 
814
    def test_milliseconds_detection(self):
 
815
        keywords = ["Integer", "Timeout", "Interval", "ApprovalDelay",
 
816
                    "ApprovalDuration", "ExtendedTimeout"]
 
817
        text = str(TableOfClients(self.clients, keywords,
 
818
                                  self.tableheaders))
 
819
        expected_text = """
 
820
An Integer Timedelta 1 Timedelta 2 Timedelta 3 Timedelta 4 Timedelta 5
 
821
0          00:00:00    00:00:01    00:00:02    00:00:03    00:00:04   
 
822
1          1T02:03:05  1T02:03:06  1T02:03:07  1T02:03:08  1T02:03:09 
 
823
"""[1:-1]
 
824
        self.assertEqual(text, expected_text)
 
825
    def test_empty_and_long_string_values(self):
 
826
        keywords = ["String"]
 
827
        text = str(TableOfClients(self.clients, keywords,
 
828
                                  self.tableheaders))
 
829
        expected_text = """
 
830
A String                                                                                                                                                                                                                                                                                                                                  
 
831
                                                                                                                                                                                                                                                                                                                                          
 
832
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,
 
833
"""[1:-1]
 
834
        self.assertEqual(text, expected_text)
 
835
 
 
836
 
 
837
 
 
838
def should_only_run_tests():
 
839
    parser = argparse.ArgumentParser(add_help=False)
 
840
    parser.add_argument("--check", action='store_true')
 
841
    args, unknown_args = parser.parse_known_args()
 
842
    run_tests = args.check
 
843
    if run_tests:
 
844
        # Remove --check argument from sys.argv
 
845
        sys.argv[1:] = unknown_args
 
846
    return run_tests
 
847
 
 
848
# Add all tests from doctest strings
 
849
def load_tests(loader, tests, none):
 
850
    import doctest
 
851
    tests.addTests(doctest.DocTestSuite())
 
852
    return tests
494
853
 
495
854
if __name__ == "__main__":
496
 
    main()
 
855
    if should_only_run_tests():
 
856
        # Call using ./tdd-python-script --check [--verbose]
 
857
        unittest.main()
 
858
    else:
 
859
        main()