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  • Committer: Teddy Hogeborn
  • Date: 2019-03-03 16:54:45 UTC
  • Revision ID: teddy@recompile.se-20190303165445-vw9ch8k4o4x1syc8
mandos-ctl: Add test for DumpJSONCmd class

* mandos-ctl (TestDumpJSONCmd): New.

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#!/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
#
40
40
import os
41
41
import collections
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
 
    "KeyID": "Key ID",
62
 
    "CheckerRunning": "Check Is Running",
63
 
    "LastEnabled": "Last Enabled",
64
 
    "ApprovalPending": "Approval Is Pending",
65
 
    "ApprovedByDefault": "Approved By Default",
66
 
    "ApprovalDelay": "Approval Delay",
67
 
    "ApprovalDuration": "Approval Duration",
68
 
    "Checker": "Checker",
69
 
    "ExtendedTimeout": "Extended Timeout",
70
 
    "Expires": "Expires",
71
 
    "LastCheckerStatus": "Last Checker Status",
72
 
}
73
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
74
64
domain = "se.recompile"
75
65
busname = domain + ".Mandos"
76
66
server_path = "/"
103
93
    datetime.timedelta(0, 60)
104
94
    >>> rfc3339_duration_to_delta("PT60M")
105
95
    datetime.timedelta(0, 3600)
 
96
    >>> rfc3339_duration_to_delta("P60M")
 
97
    datetime.timedelta(1680)
106
98
    >>> rfc3339_duration_to_delta("PT24H")
107
99
    datetime.timedelta(1)
108
100
    >>> rfc3339_duration_to_delta("P1W")
111
103
    datetime.timedelta(0, 330)
112
104
    >>> rfc3339_duration_to_delta("P1DT3M20S")
113
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'
114
135
    """
115
136
 
116
137
    # Parsing an RFC 3339 duration with regular expressions is not
194
215
 
195
216
 
196
217
def string_to_delta(interval):
197
 
    """Parse a string and return a datetime.timedelta
198
 
 
199
 
    >>> string_to_delta('7d')
200
 
    datetime.timedelta(7)
201
 
    >>> string_to_delta('60s')
202
 
    datetime.timedelta(0, 60)
203
 
    >>> string_to_delta('60m')
204
 
    datetime.timedelta(0, 3600)
205
 
    >>> string_to_delta('24h')
206
 
    datetime.timedelta(1)
207
 
    >>> string_to_delta('1w')
208
 
    datetime.timedelta(7)
209
 
    >>> string_to_delta('5m 30s')
210
 
    datetime.timedelta(0, 330)
211
 
    """
 
218
    """Parse a string and return a datetime.timedelta"""
212
219
 
213
220
    try:
214
221
        return rfc3339_duration_to_delta(interval)
215
 
    except ValueError:
216
 
        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
    """
217
251
 
218
252
    value = datetime.timedelta(0)
219
253
    regexp = re.compile(r"(\d+)([dsmhw]?)")
234
268
    return value
235
269
 
236
270
 
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)
244
 
        return str(value)
245
 
 
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)),
251
 
        key=key)
252
 
                             for key in keywords)
253
 
    # Print header line
254
 
    print(format_string.format(**tablewords))
255
 
    for client in clients:
256
 
        print(format_string
257
 
              .format(**{key: valuetostring(client[key], key)
258
 
                         for key in keywords}))
259
 
 
 
271
## Classes for commands.
 
272
 
 
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."""
 
280
        self.mandos = mandos
 
281
        for client in clients:
 
282
            self.run_on_one_client(client)
 
283
 
 
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))
 
295
 
 
296
class PropertyCmd(Command):
 
297
    """Abstract class for Actions for setting one client property"""
 
298
    def run_on_one_client(self, client):
 
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)
 
302
 
 
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
 
307
 
 
308
class MillisecondsValueArgumentMixIn(ValueArgumentMixIn):
 
309
    """Mixin class for commands taking a value argument as
 
310
    milliseconds."""
 
311
    @property
 
312
    def value_to_set(self):
 
313
        return self._vts
 
314
    @value_to_set.setter
 
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
 
318
 
 
319
# Actual (non-abstract) command classes
 
320
 
 
321
class PrintTableCmd(PrintCmd):
 
322
    def __init__(self, verbose=False):
 
323
        self.verbose = verbose
 
324
 
 
325
    def output(self, clients):
 
326
        if self.verbose:
 
327
            keywords = self.all_keywords
 
328
        else:
 
329
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
330
        return str(self.TableOfClients(clients.values(), keywords))
 
331
 
 
332
    class TableOfClients(object):
 
333
        tableheaders = {
 
334
            "Name": "Name",
 
335
            "Enabled": "Enabled",
 
336
            "Timeout": "Timeout",
 
337
            "LastCheckedOK": "Last Successful Check",
 
338
            "LastApprovalRequest": "Last Approval Request",
 
339
            "Created": "Created",
 
340
            "Interval": "Interval",
 
341
            "Host": "Host",
 
342
            "Fingerprint": "Fingerprint",
 
343
            "KeyID": "Key ID",
 
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",
 
354
        }
 
355
 
 
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
 
361
 
 
362
        def __str__(self):
 
363
            return "\n".join(self.rows())
 
364
 
 
365
        if sys.version_info.major == 2:
 
366
            __unicode__ = __str__
 
367
            def __str__(self):
 
368
                return str(self).encode(locale.getpreferredencoding())
 
369
 
 
370
        def rows(self):
 
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)
 
375
            return rows
 
376
 
 
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)),
 
383
                key=key)
 
384
                            for key in self.keywords)
 
385
 
 
386
        def string_from_client(self, client, key):
 
387
            return self.valuetostring(client[key], key)
 
388
 
 
389
        @staticmethod
 
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)
 
396
            return str(value)
 
397
 
 
398
        def header_line(self, format_string):
 
399
            return format_string.format(**self.tableheaders)
 
400
 
 
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})
 
405
 
 
406
 
 
407
 
 
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=(',', ': '))
 
415
    @staticmethod
 
416
    def dbus_boolean_to_bool(value):
 
417
        if isinstance(value, dbus.Boolean):
 
418
            value = bool(value)
 
419
        return value
 
420
 
 
421
class IsEnabledCmd(Command):
 
422
    def run_on_one_client(self, client):
 
423
        if self.is_enabled(client):
 
424
            sys.exit(0)
 
425
        sys.exit(1)
 
426
    def is_enabled(self, client):
 
427
        return client.Get(client_interface, "Enabled",
 
428
                          dbus_interface=dbus.PROPERTIES_IFACE)
 
429
 
 
430
class RemoveCmd(Command):
 
431
    def run_on_one_client(self, client):
 
432
        self.mandos.RemoveClient(client.__dbus_object_path__)
 
433
 
 
434
class ApproveCmd(Command):
 
435
    def run_on_one_client(self, client):
 
436
        client.Approve(dbus.Boolean(True),
 
437
                       dbus_interface=client_interface)
 
438
 
 
439
class DenyCmd(Command):
 
440
    def run_on_one_client(self, client):
 
441
        client.Approve(dbus.Boolean(False),
 
442
                       dbus_interface=client_interface)
 
443
 
 
444
class EnableCmd(PropertyCmd):
 
445
    property = "Enabled"
 
446
    value_to_set = dbus.Boolean(True)
 
447
 
 
448
class DisableCmd(PropertyCmd):
 
449
    property = "Enabled"
 
450
    value_to_set = dbus.Boolean(False)
 
451
 
 
452
class BumpTimeoutCmd(PropertyCmd):
 
453
    property = "LastCheckedOK"
 
454
    value_to_set = ""
 
455
 
 
456
class StartCheckerCmd(PropertyCmd):
 
457
    property = "CheckerRunning"
 
458
    value_to_set = dbus.Boolean(True)
 
459
 
 
460
class StopCheckerCmd(PropertyCmd):
 
461
    property = "CheckerRunning"
 
462
    value_to_set = dbus.Boolean(False)
 
463
 
 
464
class ApproveByDefaultCmd(PropertyCmd):
 
465
    property = "ApprovedByDefault"
 
466
    value_to_set = dbus.Boolean(True)
 
467
 
 
468
class DenyByDefaultCmd(PropertyCmd):
 
469
    property = "ApprovedByDefault"
 
470
    value_to_set = dbus.Boolean(False)
 
471
 
 
472
class SetCheckerCmd(PropertyCmd, ValueArgumentMixIn):
 
473
    property = "Checker"
 
474
 
 
475
class SetHostCmd(PropertyCmd, ValueArgumentMixIn):
 
476
    property = "Host"
 
477
 
 
478
class SetSecretCmd(PropertyCmd, ValueArgumentMixIn):
 
479
    property = "Secret"
 
480
 
 
481
class SetTimeoutCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
482
    property = "Timeout"
 
483
 
 
484
class SetExtendedTimeoutCmd(PropertyCmd,
 
485
                            MillisecondsValueArgumentMixIn):
 
486
    property = "ExtendedTimeout"
 
487
 
 
488
class SetIntervalCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
489
    property = "Interval"
 
490
 
 
491
class SetApprovalDelayCmd(PropertyCmd,
 
492
                          MillisecondsValueArgumentMixIn):
 
493
    property = "ApprovalDelay"
 
494
 
 
495
class SetApprovalDurationCmd(PropertyCmd,
 
496
                             MillisecondsValueArgumentMixIn):
 
497
    property = "ApprovalDuration"
260
498
 
261
499
def has_actions(options):
262
500
    return any((options.enable,
279
517
                options.deny))
280
518
 
281
519
 
282
 
def main():
 
520
def commands_and_clients_from_options(args=None):
 
521
    if args is None:
 
522
        args=sys.argv[1:]
283
523
    parser = argparse.ArgumentParser()
284
524
    parser.add_argument("--version", action="version",
285
525
                        version="%(prog)s {}".format(version),
290
530
                        help="Print all fields")
291
531
    parser.add_argument("-j", "--dump-json", action="store_true",
292
532
                        help="Dump client data in JSON format")
293
 
    parser.add_argument("-e", "--enable", action="store_true",
294
 
                        help="Enable client")
295
 
    parser.add_argument("-d", "--disable", action="store_true",
296
 
                        help="disable client")
 
533
    enable_disable = parser.add_mutually_exclusive_group()
 
534
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
535
                                help="Enable client")
 
536
    enable_disable.add_argument("-d", "--disable",
 
537
                                action="store_true",
 
538
                                help="disable client")
297
539
    parser.add_argument("-b", "--bump-timeout", action="store_true",
298
540
                        help="Bump timeout for client")
299
 
    parser.add_argument("--start-checker", action="store_true",
300
 
                        help="Start checker for client")
301
 
    parser.add_argument("--stop-checker", action="store_true",
302
 
                        help="Stop checker for client")
 
541
    start_stop_checker = parser.add_mutually_exclusive_group()
 
542
    start_stop_checker.add_argument("--start-checker",
 
543
                                    action="store_true",
 
544
                                    help="Start checker for client")
 
545
    start_stop_checker.add_argument("--stop-checker",
 
546
                                    action="store_true",
 
547
                                    help="Stop checker for client")
303
548
    parser.add_argument("-V", "--is-enabled", action="store_true",
304
549
                        help="Check if client is enabled")
305
550
    parser.add_argument("-r", "--remove", action="store_true",
312
557
                        help="Set extended timeout for client")
313
558
    parser.add_argument("-i", "--interval",
314
559
                        help="Set checker interval for client")
315
 
    parser.add_argument("--approve-by-default", action="store_true",
316
 
                        default=None, dest="approved_by_default",
317
 
                        help="Set client to be approved by default")
318
 
    parser.add_argument("--deny-by-default", action="store_false",
319
 
                        dest="approved_by_default",
320
 
                        help="Set client to be denied by default")
 
560
    approve_deny_default = parser.add_mutually_exclusive_group()
 
561
    approve_deny_default.add_argument(
 
562
        "--approve-by-default", action="store_true",
 
563
        default=None, dest="approved_by_default",
 
564
        help="Set client to be approved by default")
 
565
    approve_deny_default.add_argument(
 
566
        "--deny-by-default", action="store_false",
 
567
        dest="approved_by_default",
 
568
        help="Set client to be denied by default")
321
569
    parser.add_argument("--approval-delay",
322
570
                        help="Set delay before client approve/deny")
323
571
    parser.add_argument("--approval-duration",
326
574
    parser.add_argument("-s", "--secret",
327
575
                        type=argparse.FileType(mode="rb"),
328
576
                        help="Set password blob (file) for client")
329
 
    parser.add_argument("-A", "--approve", action="store_true",
330
 
                        help="Approve any current client request")
331
 
    parser.add_argument("-D", "--deny", action="store_true",
332
 
                        help="Deny any current client request")
 
577
    approve_deny = parser.add_mutually_exclusive_group()
 
578
    approve_deny.add_argument(
 
579
        "-A", "--approve", action="store_true",
 
580
        help="Approve any current client request")
 
581
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
582
                              help="Deny any current client request")
333
583
    parser.add_argument("--check", action="store_true",
334
584
                        help="Run self-test")
335
585
    parser.add_argument("client", nargs="*", help="Client name")
336
 
    options = parser.parse_args()
 
586
    options = parser.parse_args(args=args)
337
587
 
338
588
    if has_actions(options) and not (options.client or options.all):
339
589
        parser.error("Options require clients names or --all.")
344
594
        parser.error("--dump-json can only be used alone.")
345
595
    if options.all and not has_actions(options):
346
596
        parser.error("--all requires an action.")
347
 
 
348
 
    if options.check:
349
 
        import doctest
350
 
        fail_count, test_count = doctest.testmod()
351
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
 
597
    if options.is_enabled and len(options.client) > 1:
 
598
            parser.error("--is-enabled requires exactly one client")
 
599
 
 
600
    commands = []
 
601
 
 
602
    if options.dump_json:
 
603
        commands.append(DumpJSONCmd())
 
604
 
 
605
    if options.enable:
 
606
        commands.append(EnableCmd())
 
607
 
 
608
    if options.disable:
 
609
        commands.append(DisableCmd())
 
610
 
 
611
    if options.bump_timeout:
 
612
        commands.append(BumpTimeoutCmd(options.bump_timeout))
 
613
 
 
614
    if options.start_checker:
 
615
        commands.append(StartCheckerCmd())
 
616
 
 
617
    if options.stop_checker:
 
618
        commands.append(StopCheckerCmd())
 
619
 
 
620
    if options.is_enabled:
 
621
        commands.append(IsEnabledCmd())
 
622
 
 
623
    if options.remove:
 
624
        commands.append(RemoveCmd())
 
625
 
 
626
    if options.checker is not None:
 
627
        commands.append(SetCheckerCmd())
 
628
 
 
629
    if options.timeout is not None:
 
630
        commands.append(SetTimeoutCmd(options.timeout))
 
631
 
 
632
    if options.extended_timeout:
 
633
        commands.append(
 
634
            SetExtendedTimeoutCmd(options.extended_timeout))
 
635
 
 
636
    if options.interval is not None:
 
637
        command.append(SetIntervalCmd(options.interval))
 
638
 
 
639
    if options.approved_by_default is not None:
 
640
        if options.approved_by_default:
 
641
            command.append(ApproveByDefaultCmd())
 
642
        else:
 
643
            command.append(DenyByDefaultCmd())
 
644
 
 
645
    if options.approval_delay is not None:
 
646
        command.append(SetApprovalDelayCmd(options.approval_delay))
 
647
 
 
648
    if options.approval_duration is not None:
 
649
        command.append(
 
650
            SetApprovalDurationCmd(options.approval_duration))
 
651
 
 
652
    if options.host is not None:
 
653
        command.append(SetHostCmd(options.host))
 
654
 
 
655
    if options.secret is not None:
 
656
        command.append(SetSecretCmd(options.secret))
 
657
 
 
658
    if options.approve:
 
659
        commands.append(ApproveCmd())
 
660
 
 
661
    if options.deny:
 
662
        commands.append(DenyCmd())
 
663
 
 
664
    # If no command option has been given, show table of clients,
 
665
    # optionally verbosely
 
666
    if not commands:
 
667
        commands.append(PrintTableCmd(verbose=options.verbose))
 
668
 
 
669
    return commands, options.client
 
670
 
 
671
 
 
672
def main():
 
673
    commands, clientnames = commands_and_clients_from_options()
352
674
 
353
675
    try:
354
676
        bus = dbus.SystemBus()
355
677
        mandos_dbus_objc = bus.get_object(busname, server_path)
356
678
    except dbus.exceptions.DBusException:
357
 
        print("Could not connect to Mandos server", file=sys.stderr)
 
679
        log.critical("Could not connect to Mandos server")
358
680
        sys.exit(1)
359
681
 
360
682
    mandos_serv = dbus.Interface(mandos_dbus_objc,
362
684
    mandos_serv_object_manager = dbus.Interface(
363
685
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
364
686
 
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())
369
 
    os.close(null)
 
687
    # Filter out log message from dbus module
 
688
    dbus_logger = logging.getLogger("dbus.proxies")
 
689
    class NullFilter(logging.Filter):
 
690
        def filter(self, record):
 
691
            return False
 
692
    dbus_filter = NullFilter()
 
693
    dbus_logger.addFilter(dbus_filter)
370
694
    try:
371
695
        try:
372
696
            mandos_clients = {path: ifs_and_props[client_interface]
375
699
                              .GetManagedObjects().items()
376
700
                              if client_interface in ifs_and_props}
377
701
        finally:
378
 
            # restore stderr
379
 
            os.dup2(stderrcopy, sys.stderr.fileno())
380
 
            os.close(stderrcopy)
 
702
            # restore dbus logger
 
703
            dbus_logger.removeFilter(dbus_filter)
381
704
    except dbus.exceptions.DBusException as e:
382
 
        print("Access denied: "
383
 
              "Accessing mandos server through D-Bus: {}".format(e),
384
 
              file=sys.stderr)
 
705
        log.critical("Failed to access Mandos server through D-Bus:"
 
706
                     "\n%s", e)
385
707
        sys.exit(1)
386
708
 
387
709
    # Compile dict of (clients: properties) to process
388
710
    clients = {}
389
711
 
390
 
    if options.all or not options.client:
 
712
    if not clientnames:
391
713
        clients = {bus.get_object(busname, path): properties
392
714
                   for path, properties in mandos_clients.items()}
393
715
    else:
394
 
        for name in options.client:
 
716
        for name in clientnames:
395
717
            for path, client in mandos_clients.items():
396
718
                if client["Name"] == name:
397
719
                    client_objc = bus.get_object(busname, path)
398
720
                    clients[client_objc] = client
399
721
                    break
400
722
            else:
401
 
                print("Client not found on server: {!r}"
402
 
                      .format(name), file=sys.stderr)
 
723
                log.critical("Client not found on server: %r", name)
403
724
                sys.exit(1)
404
725
 
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",
414
 
                        "LastCheckerStatus")
415
 
        else:
416
 
            keywords = defaultkeywords
417
 
 
418
 
        if options.dump_json:
419
 
            json.dump({client["Name"]: {key:
420
 
                                        bool(client[key])
421
 
                                        if isinstance(client[key],
422
 
                                                      dbus.Boolean)
423
 
                                        else client[key]
424
 
                                        for key in keywords}
425
 
                       for client in clients.values()},
426
 
                      fp=sys.stdout, indent=4,
427
 
                      separators=(',', ': '))
428
 
            print()
429
 
        else:
430
 
            print_clients(clients.values(), keywords)
431
 
    else:
432
 
        # Process each client in the list by all selected options
433
 
        for client in clients:
434
 
 
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)
439
 
 
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()
445
 
                                * 1000)
446
 
 
447
 
            if options.remove:
448
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
449
 
            if options.enable:
450
 
                set_client_prop("Enabled", dbus.Boolean(True))
451
 
            if options.disable:
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):
462
 
                    sys.exit(0)
463
 
                else:
464
 
                    sys.exit(1)
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",
487
 
                                dbus.Boolean(options
488
 
                                             .approved_by_default))
489
 
            if options.approve:
490
 
                client.Approve(dbus.Boolean(True),
491
 
                               dbus_interface=client_interface)
492
 
            elif options.deny:
493
 
                client.Approve(dbus.Boolean(False),
494
 
                               dbus_interface=client_interface)
495
 
 
 
726
    # Run all commands on clients
 
727
    for command in commands:
 
728
        command.run(mandos_serv, clients)
 
729
 
 
730
 
 
731
class Test_milliseconds_to_string(unittest.TestCase):
 
732
    def test_all(self):
 
733
        self.assertEqual(milliseconds_to_string(93785000),
 
734
                         "1T02:03:05")
 
735
    def test_no_days(self):
 
736
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
 
737
    def test_all_zero(self):
 
738
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
 
739
    def test_no_fractional_seconds(self):
 
740
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
 
741
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
 
742
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
 
743
 
 
744
class Test_string_to_delta(unittest.TestCase):
 
745
    def test_handles_basic_rfc3339(self):
 
746
        self.assertEqual(string_to_delta("PT2H"),
 
747
                         datetime.timedelta(0, 7200))
 
748
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
749
        # assertLogs only exists in Python 3.4
 
750
        if hasattr(self, "assertLogs"):
 
751
            with self.assertLogs(log, logging.WARNING):
 
752
                value = string_to_delta("2h")
 
753
        else:
 
754
            class WarningFilter(logging.Filter):
 
755
                """Don't show, but record the presence of, warnings"""
 
756
                def filter(self, record):
 
757
                    is_warning = record.levelno >= logging.WARNING
 
758
                    self.found = is_warning or getattr(self, "found",
 
759
                                                       False)
 
760
                    return not is_warning
 
761
            warning_filter = WarningFilter()
 
762
            log.addFilter(warning_filter)
 
763
            try:
 
764
                value = string_to_delta("2h")
 
765
            finally:
 
766
                log.removeFilter(warning_filter)
 
767
            self.assertTrue(getattr(warning_filter, "found", False))
 
768
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
769
 
 
770
 
 
771
class TestCmd(unittest.TestCase):
 
772
    """Abstract class for tests of command classes"""
 
773
    def setUp(self):
 
774
        testcase = self
 
775
        class MockClient(object):
 
776
            def __init__(self, name, **attributes):
 
777
                self.__dbus_object_path__ = "objpath_{}".format(name)
 
778
                self.attributes = attributes
 
779
                self.attributes["Name"] = name
 
780
            def Set(interface, property, value,
 
781
                    properties_interface):
 
782
                testcase.assertEqual(interface, client_interface)
 
783
                testcase.assertEqual(properties_interface,
 
784
                                     dbus.PROPERTIES_IFACE)
 
785
                self.attributes[property] = value
 
786
            def Get(interface, property, properties_interface):
 
787
                testcase.assertEqual(interface, client_interface)
 
788
                testcase.assertEqual(properties_interface,
 
789
                                     dbus.PROPERTIES_IFACE)
 
790
                return self.attributes[property]
 
791
            def __getitem__(self, key):
 
792
                return self.attributes[key]
 
793
        self.clients = collections.OrderedDict([
 
794
            ("foo",
 
795
             MockClient(
 
796
                 "foo",
 
797
                 KeyID=("92ed150794387c03ce684574b1139a65"
 
798
                        "94a34f895daaaf09fd8ea90a27cddb12"),
 
799
                 Secret=b"secret",
 
800
                 Host="foo.example.org",
 
801
                 Enabled=dbus.Boolean(True),
 
802
                 Timeout=300000,
 
803
                 LastCheckedOK="2019-02-03T00:00:00",
 
804
                 Created="2019-01-02T00:00:00",
 
805
                 Interval=120000,
 
806
                 Fingerprint=("778827225BA7DE539C5A"
 
807
                              "7CFA59CFF7CDBD9A5920"),
 
808
                 CheckerRunning=dbus.Boolean(False),
 
809
                 LastEnabled="2019-01-03T00:00:00",
 
810
                 ApprovalPending=dbus.Boolean(False),
 
811
                 ApprovedByDefault=dbus.Boolean(True),
 
812
                 LastApprovalRequest="",
 
813
                 ApprovalDelay=0,
 
814
                 ApprovalDuration=1000,
 
815
                 Checker="fping -q -- %(host)s",
 
816
                 ExtendedTimeout=900000,
 
817
                 Expires="2019-02-04T00:00:00",
 
818
                 LastCheckerStatus=0)),
 
819
            ("barbar",
 
820
             MockClient(
 
821
                 "barbar",
 
822
                 KeyID=("0558568eedd67d622f5c83b35a115f79"
 
823
                        "6ab612cff5ad227247e46c2b020f441c"),
 
824
                 Secret=b"secretbar",
 
825
                 Host="192.0.2.3",
 
826
                 Enabled=dbus.Boolean(True),
 
827
                 Timeout=300000,
 
828
                 LastCheckedOK="2019-02-04T00:00:00",
 
829
                 Created="2019-01-03T00:00:00",
 
830
                 Interval=120000,
 
831
                 Fingerprint=("3E393AEAEFB84C7E89E2"
 
832
                              "F547B3A107558FCA3A27"),
 
833
                 CheckerRunning=dbus.Boolean(True),
 
834
                 LastEnabled="2019-01-04T00:00:00",
 
835
                 ApprovalPending=dbus.Boolean(False),
 
836
                 ApprovedByDefault=dbus.Boolean(False),
 
837
                 LastApprovalRequest="2019-01-03T00:00:00",
 
838
                 ApprovalDelay=30000,
 
839
                 ApprovalDuration=1000,
 
840
                 Checker=":",
 
841
                 ExtendedTimeout=900000,
 
842
                 Expires="2019-02-05T00:00:00",
 
843
                 LastCheckerStatus=-2)),
 
844
            ])
 
845
 
 
846
class TestPrintTableCmd(TestCmd):
 
847
    def test_normal(self):
 
848
        output = PrintTableCmd().output(self.clients)
 
849
        expected_output = """
 
850
Name   Enabled Timeout  Last Successful Check
 
851
foo    Yes     00:05:00 2019-02-03T00:00:00  
 
852
barbar Yes     00:05:00 2019-02-04T00:00:00  
 
853
"""[1:-1]
 
854
        self.assertEqual(output, expected_output)
 
855
    def test_verbose(self):
 
856
        output = PrintTableCmd(verbose=True).output(self.clients)
 
857
        expected_output = """
 
858
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
 
859
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                  
 
860
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                 
 
861
"""[1:-1]
 
862
        self.assertEqual(output, expected_output)
 
863
    def test_one_client(self):
 
864
        output = PrintTableCmd().output({"foo": self.clients["foo"]})
 
865
        expected_output = """
 
866
Name Enabled Timeout  Last Successful Check
 
867
foo  Yes     00:05:00 2019-02-03T00:00:00  
 
868
"""[1:-1]
 
869
        self.assertEqual(output, expected_output)
 
870
 
 
871
class TestDumpJSONCmd(TestCmd):
 
872
    def setUp(self):
 
873
        self.expected_json = {
 
874
            "foo": {
 
875
                "Name": "foo",
 
876
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
877
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
878
                "Host": "foo.example.org",
 
879
                "Enabled": True,
 
880
                "Timeout": 300000,
 
881
                "LastCheckedOK": "2019-02-03T00:00:00",
 
882
                "Created": "2019-01-02T00:00:00",
 
883
                "Interval": 120000,
 
884
                "Fingerprint": ("778827225BA7DE539C5A"
 
885
                                "7CFA59CFF7CDBD9A5920"),
 
886
                "CheckerRunning": False,
 
887
                "LastEnabled": "2019-01-03T00:00:00",
 
888
                "ApprovalPending": False,
 
889
                "ApprovedByDefault": True,
 
890
                "LastApprovalRequest": "",
 
891
                "ApprovalDelay": 0,
 
892
                "ApprovalDuration": 1000,
 
893
                "Checker": "fping -q -- %(host)s",
 
894
                "ExtendedTimeout": 900000,
 
895
                "Expires": "2019-02-04T00:00:00",
 
896
                "LastCheckerStatus": 0,
 
897
            },
 
898
            "barbar": {
 
899
                "Name": "barbar",
 
900
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
901
                          "6ab612cff5ad227247e46c2b020f441c"),
 
902
                "Host": "192.0.2.3",
 
903
                "Enabled": True,
 
904
                "Timeout": 300000,
 
905
                "LastCheckedOK": "2019-02-04T00:00:00",
 
906
                "Created": "2019-01-03T00:00:00",
 
907
                "Interval": 120000,
 
908
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
909
                                "F547B3A107558FCA3A27"),
 
910
                "CheckerRunning": True,
 
911
                "LastEnabled": "2019-01-04T00:00:00",
 
912
                "ApprovalPending": False,
 
913
                "ApprovedByDefault": False,
 
914
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
915
                "ApprovalDelay": 30000,
 
916
                "ApprovalDuration": 1000,
 
917
                "Checker": ":",
 
918
                "ExtendedTimeout": 900000,
 
919
                "Expires": "2019-02-05T00:00:00",
 
920
                "LastCheckerStatus": -2,
 
921
            },
 
922
        }
 
923
        return super(TestDumpJSONCmd, self).setUp()
 
924
    def test_normal(self):
 
925
        json_data = json.loads(DumpJSONCmd().output(self.clients))
 
926
        self.assertDictEqual(json_data, self.expected_json)
 
927
    def test_one_client(self):
 
928
        clients = {"foo": self.clients["foo"]}
 
929
        json_data = json.loads(DumpJSONCmd().output(clients))
 
930
        expected_json = {"foo": self.expected_json["foo"]}
 
931
        self.assertDictEqual(json_data, expected_json)
 
932
 
 
933
 
 
934
def should_only_run_tests():
 
935
    parser = argparse.ArgumentParser(add_help=False)
 
936
    parser.add_argument("--check", action='store_true')
 
937
    args, unknown_args = parser.parse_known_args()
 
938
    run_tests = args.check
 
939
    if run_tests:
 
940
        # Remove --check argument from sys.argv
 
941
        sys.argv[1:] = unknown_args
 
942
    return run_tests
 
943
 
 
944
# Add all tests from doctest strings
 
945
def load_tests(loader, tests, none):
 
946
    import doctest
 
947
    tests.addTests(doctest.DocTestSuite())
 
948
    return tests
496
949
 
497
950
if __name__ == "__main__":
498
 
    main()
 
951
    if should_only_run_tests():
 
952
        # Call using ./tdd-python-script --check [--verbose]
 
953
        unittest.main()
 
954
    else:
 
955
        main()