/mandos/trunk

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  • Committer: Teddy Hogeborn
  • Date: 2019-03-17 16:54:02 UTC
  • Revision ID: teddy@recompile.se-20190317165402-g3ljjeea05p5ouvt
mandos-ctl: Refactor tests

* mandos-ctl (TestBaseCommands.test_IsEnabled): Removed; don't test
                                                internal details of
                                                command.IsEnabled.
  (TestBaseCommands.test_IsEnabled_run_exits_successfully): Rename to
                                  "test_IsEnabled_exits_successfully".
  (TestBaseCommands.test_IsEnabled_run_exits_with_failure): Rename to
                                  "test_IsEnabled_exits_with_failure".

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Lines of Context:
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import json
43
43
import unittest
44
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
45
48
 
46
49
import dbus
47
50
 
61
64
 
62
65
locale.setlocale(locale.LC_ALL, "")
63
66
 
64
 
domain = "se.recompile"
65
 
busname = domain + ".Mandos"
66
 
server_path = "/"
67
 
server_interface = domain + ".Mandos"
68
 
client_interface = domain + ".Mandos.Client"
 
67
dbus_busname_domain = "se.recompile"
 
68
dbus_busname = dbus_busname_domain + ".Mandos"
 
69
server_dbus_path = "/"
 
70
server_dbus_interface = dbus_busname_domain + ".Mandos"
 
71
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
 
72
del dbus_busname_domain
69
73
version = "1.8.3"
70
74
 
71
75
 
75
79
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
76
80
 
77
81
 
78
 
def milliseconds_to_string(ms):
79
 
    td = datetime.timedelta(0, 0, 0, ms)
80
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
81
 
            .format(days="{}T".format(td.days) if td.days else "",
82
 
                    hours=td.seconds // 3600,
83
 
                    minutes=(td.seconds % 3600) // 60,
84
 
                    seconds=td.seconds % 60))
 
82
def main():
 
83
    parser = argparse.ArgumentParser()
 
84
 
 
85
    add_command_line_options(parser)
 
86
 
 
87
    options = parser.parse_args()
 
88
 
 
89
    check_option_syntax(parser, options)
 
90
 
 
91
    clientnames = options.client
 
92
 
 
93
    if options.debug:
 
94
        log.setLevel(logging.DEBUG)
 
95
 
 
96
    bus = dbus.SystemBus()
 
97
 
 
98
    mandos_dbus_object = get_mandos_dbus_object(bus)
 
99
 
 
100
    mandos_serv = dbus.Interface(
 
101
        mandos_dbus_object, dbus_interface=server_dbus_interface)
 
102
    mandos_serv_object_manager = dbus.Interface(
 
103
        mandos_dbus_object, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
104
 
 
105
    managed_objects = get_managed_objects(mandos_serv_object_manager)
 
106
 
 
107
    all_clients = {}
 
108
    for path, ifs_and_props in managed_objects.items():
 
109
        try:
 
110
            all_clients[path] = ifs_and_props[client_dbus_interface]
 
111
        except KeyError:
 
112
            pass
 
113
 
 
114
    # Compile dict of (clientpath: properties) to process
 
115
    if not clientnames:
 
116
        clients = all_clients
 
117
    else:
 
118
        clients = {}
 
119
        for name in clientnames:
 
120
            for objpath, properties in all_clients.items():
 
121
                if properties["Name"] == name:
 
122
                    clients[objpath] = properties
 
123
                    break
 
124
            else:
 
125
                log.critical("Client not found on server: %r", name)
 
126
                sys.exit(1)
 
127
 
 
128
    commands = commands_from_options(options)
 
129
 
 
130
    for command in commands:
 
131
        command.run(clients, bus, mandos_serv)
 
132
 
 
133
 
 
134
def add_command_line_options(parser):
 
135
    parser.add_argument("--version", action="version",
 
136
                        version="%(prog)s {}".format(version),
 
137
                        help="show version number and exit")
 
138
    parser.add_argument("-a", "--all", action="store_true",
 
139
                        help="Select all clients")
 
140
    parser.add_argument("-v", "--verbose", action="store_true",
 
141
                        help="Print all fields")
 
142
    parser.add_argument("-j", "--dump-json", action="store_true",
 
143
                        help="Dump client data in JSON format")
 
144
    enable_disable = parser.add_mutually_exclusive_group()
 
145
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
146
                                help="Enable client")
 
147
    enable_disable.add_argument("-d", "--disable",
 
148
                                action="store_true",
 
149
                                help="disable client")
 
150
    parser.add_argument("-b", "--bump-timeout", action="store_true",
 
151
                        help="Bump timeout for client")
 
152
    start_stop_checker = parser.add_mutually_exclusive_group()
 
153
    start_stop_checker.add_argument("--start-checker",
 
154
                                    action="store_true",
 
155
                                    help="Start checker for client")
 
156
    start_stop_checker.add_argument("--stop-checker",
 
157
                                    action="store_true",
 
158
                                    help="Stop checker for client")
 
159
    parser.add_argument("-V", "--is-enabled", action="store_true",
 
160
                        help="Check if client is enabled")
 
161
    parser.add_argument("-r", "--remove", action="store_true",
 
162
                        help="Remove client")
 
163
    parser.add_argument("-c", "--checker",
 
164
                        help="Set checker command for client")
 
165
    parser.add_argument("-t", "--timeout", type=string_to_delta,
 
166
                        help="Set timeout for client")
 
167
    parser.add_argument("--extended-timeout", type=string_to_delta,
 
168
                        help="Set extended timeout for client")
 
169
    parser.add_argument("-i", "--interval", type=string_to_delta,
 
170
                        help="Set checker interval for client")
 
171
    approve_deny_default = parser.add_mutually_exclusive_group()
 
172
    approve_deny_default.add_argument(
 
173
        "--approve-by-default", action="store_true",
 
174
        default=None, dest="approved_by_default",
 
175
        help="Set client to be approved by default")
 
176
    approve_deny_default.add_argument(
 
177
        "--deny-by-default", action="store_false",
 
178
        dest="approved_by_default",
 
179
        help="Set client to be denied by default")
 
180
    parser.add_argument("--approval-delay", type=string_to_delta,
 
181
                        help="Set delay before client approve/deny")
 
182
    parser.add_argument("--approval-duration", type=string_to_delta,
 
183
                        help="Set duration of one client approval")
 
184
    parser.add_argument("-H", "--host", help="Set host for client")
 
185
    parser.add_argument("-s", "--secret",
 
186
                        type=argparse.FileType(mode="rb"),
 
187
                        help="Set password blob (file) for client")
 
188
    approve_deny = parser.add_mutually_exclusive_group()
 
189
    approve_deny.add_argument(
 
190
        "-A", "--approve", action="store_true",
 
191
        help="Approve any current client request")
 
192
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
193
                              help="Deny any current client request")
 
194
    parser.add_argument("--debug", action="store_true",
 
195
                        help="Debug mode (show D-Bus commands)")
 
196
    parser.add_argument("--check", action="store_true",
 
197
                        help="Run self-test")
 
198
    parser.add_argument("client", nargs="*", help="Client name")
 
199
 
 
200
 
 
201
def string_to_delta(interval):
 
202
    """Parse a string and return a datetime.timedelta"""
 
203
 
 
204
    try:
 
205
        return rfc3339_duration_to_delta(interval)
 
206
    except ValueError as e:
 
207
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
208
                    ' '.join(e.args))
 
209
    return parse_pre_1_6_1_interval(interval)
85
210
 
86
211
 
87
212
def rfc3339_duration_to_delta(duration):
107
232
    >>> rfc3339_duration_to_delta("")
108
233
    Traceback (most recent call last):
109
234
    ...
110
 
    ValueError: Invalid RFC 3339 duration: u''
 
235
    ValueError: Invalid RFC 3339 duration: ""
111
236
    >>> # Must start with "P":
112
237
    >>> rfc3339_duration_to_delta("1D")
113
238
    Traceback (most recent call last):
114
239
    ...
115
 
    ValueError: Invalid RFC 3339 duration: u'1D'
 
240
    ValueError: Invalid RFC 3339 duration: "1D"
116
241
    >>> # Must use correct order
117
242
    >>> rfc3339_duration_to_delta("PT1S2M")
118
243
    Traceback (most recent call last):
119
244
    ...
120
 
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
245
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
121
246
    >>> # Time needs time marker
122
247
    >>> rfc3339_duration_to_delta("P1H2S")
123
248
    Traceback (most recent call last):
124
249
    ...
125
 
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
250
    ValueError: Invalid RFC 3339 duration: "P1H2S"
126
251
    >>> # Weeks can not be combined with anything else
127
252
    >>> rfc3339_duration_to_delta("P1D2W")
128
253
    Traceback (most recent call last):
129
254
    ...
130
 
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
255
    ValueError: Invalid RFC 3339 duration: "P1D2W"
131
256
    >>> rfc3339_duration_to_delta("P2W2H")
132
257
    Traceback (most recent call last):
133
258
    ...
134
 
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
 
259
    ValueError: Invalid RFC 3339 duration: "P2W2H"
135
260
    """
136
261
 
137
262
    # Parsing an RFC 3339 duration with regular expressions is not
208
333
                break
209
334
        else:
210
335
            # No currently valid tokens were found
211
 
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
336
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
212
337
                             .format(duration))
213
338
    # End token found
214
339
    return value
215
340
 
216
341
 
217
 
def string_to_delta(interval):
218
 
    """Parse a string and return a datetime.timedelta"""
219
 
 
220
 
    try:
221
 
        return rfc3339_duration_to_delta(interval)
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
342
def parse_pre_1_6_1_interval(interval):
229
343
    """Parse an interval string as documented by Mandos before 1.6.1,
230
344
    and return a datetime.timedelta
268
382
    return value
269
383
 
270
384
 
271
 
class TableOfClients(object):
272
 
    tablewords = {
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, tablewords=None):
296
 
        self.clients = clients
297
 
        self.keywords = keywords
298
 
        if tablewords is not None:
299
 
            self.tablewords = tablewords
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.tablewords[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
329
 
    def valuetostring(value, keyword):
330
 
        if isinstance(value, dbus.Boolean):
331
 
            return "Yes" if value else "No"
332
 
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
333
 
                       "ApprovalDuration", "ExtendedTimeout"):
334
 
            return milliseconds_to_string(value)
335
 
        return str(value)
336
 
 
337
 
    def header_line(self, format_string):
338
 
        return format_string.format(**self.tablewords)
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"
497
 
 
498
 
def has_actions(options):
499
 
    return any((options.enable,
500
 
                options.disable,
501
 
                options.bump_timeout,
502
 
                options.start_checker,
503
 
                options.stop_checker,
504
 
                options.is_enabled,
505
 
                options.remove,
506
 
                options.checker is not None,
507
 
                options.timeout is not None,
508
 
                options.extended_timeout is not None,
509
 
                options.interval is not None,
510
 
                options.approved_by_default is not None,
511
 
                options.approval_delay is not None,
512
 
                options.approval_duration is not None,
513
 
                options.host is not None,
514
 
                options.secret is not None,
515
 
                options.approve,
516
 
                options.deny))
517
 
 
518
 
 
519
 
def main():
520
 
    parser = argparse.ArgumentParser()
521
 
    parser.add_argument("--version", action="version",
522
 
                        version="%(prog)s {}".format(version),
523
 
                        help="show version number and exit")
524
 
    parser.add_argument("-a", "--all", action="store_true",
525
 
                        help="Select all clients")
526
 
    parser.add_argument("-v", "--verbose", action="store_true",
527
 
                        help="Print all fields")
528
 
    parser.add_argument("-j", "--dump-json", action="store_true",
529
 
                        help="Dump client data in JSON format")
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")
536
 
    parser.add_argument("-b", "--bump-timeout", action="store_true",
537
 
                        help="Bump timeout 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")
545
 
    parser.add_argument("-V", "--is-enabled", action="store_true",
546
 
                        help="Check if client is enabled")
547
 
    parser.add_argument("-r", "--remove", action="store_true",
548
 
                        help="Remove client")
549
 
    parser.add_argument("-c", "--checker",
550
 
                        help="Set checker command for client")
551
 
    parser.add_argument("-t", "--timeout",
552
 
                        help="Set timeout for client")
553
 
    parser.add_argument("--extended-timeout",
554
 
                        help="Set extended timeout for client")
555
 
    parser.add_argument("-i", "--interval",
556
 
                        help="Set checker interval for client")
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")
566
 
    parser.add_argument("--approval-delay",
567
 
                        help="Set delay before client approve/deny")
568
 
    parser.add_argument("--approval-duration",
569
 
                        help="Set duration of one client approval")
570
 
    parser.add_argument("-H", "--host", help="Set host for client")
571
 
    parser.add_argument("-s", "--secret",
572
 
                        type=argparse.FileType(mode="rb"),
573
 
                        help="Set password blob (file) for client")
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")
580
 
    parser.add_argument("--check", action="store_true",
581
 
                        help="Run self-test")
582
 
    parser.add_argument("client", nargs="*", help="Client name")
583
 
    options = parser.parse_args()
 
385
def check_option_syntax(parser, options):
 
386
    """Apply additional restrictions on options, not expressible in
 
387
argparse"""
 
388
 
 
389
    def has_actions(options):
 
390
        return any((options.enable,
 
391
                    options.disable,
 
392
                    options.bump_timeout,
 
393
                    options.start_checker,
 
394
                    options.stop_checker,
 
395
                    options.is_enabled,
 
396
                    options.remove,
 
397
                    options.checker is not None,
 
398
                    options.timeout is not None,
 
399
                    options.extended_timeout is not None,
 
400
                    options.interval is not None,
 
401
                    options.approved_by_default is not None,
 
402
                    options.approval_delay is not None,
 
403
                    options.approval_duration is not None,
 
404
                    options.host is not None,
 
405
                    options.secret is not None,
 
406
                    options.approve,
 
407
                    options.deny))
584
408
 
585
409
    if has_actions(options) and not (options.client or options.all):
586
410
        parser.error("Options require clients names or --all.")
592
416
    if options.all and not has_actions(options):
593
417
        parser.error("--all requires an action.")
594
418
    if options.is_enabled and len(options.client) > 1:
595
 
            parser.error("--is-enabled requires exactly one client")
596
 
 
 
419
        parser.error("--is-enabled requires exactly one client")
 
420
    if options.remove:
 
421
        options.remove = False
 
422
        if has_actions(options) and not options.deny:
 
423
            parser.error("--remove can only be combined with --deny")
 
424
        options.remove = True
 
425
 
 
426
 
 
427
def get_mandos_dbus_object(bus):
 
428
    log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
429
              dbus_busname, server_dbus_path)
 
430
    with if_dbus_exception_log_with_exception_and_exit(
 
431
            "Could not connect to Mandos server: %s"):
 
432
        mandos_dbus_object = bus.get_object(dbus_busname,
 
433
                                            server_dbus_path)
 
434
    return mandos_dbus_object
 
435
 
 
436
 
 
437
@contextlib.contextmanager
 
438
def if_dbus_exception_log_with_exception_and_exit(*args, **kwargs):
597
439
    try:
598
 
        bus = dbus.SystemBus()
599
 
        mandos_dbus_objc = bus.get_object(busname, server_path)
600
 
    except dbus.exceptions.DBusException:
601
 
        log.critical("Could not connect to Mandos server")
 
440
        yield
 
441
    except dbus.exceptions.DBusException as e:
 
442
        log.critical(*(args + (e,)), **kwargs)
602
443
        sys.exit(1)
603
444
 
604
 
    mandos_serv = dbus.Interface(mandos_dbus_objc,
605
 
                                 dbus_interface=server_interface)
606
 
    mandos_serv_object_manager = dbus.Interface(
607
 
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
445
 
 
446
def get_managed_objects(object_manager):
 
447
    log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
 
448
              server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
 
449
    with if_dbus_exception_log_with_exception_and_exit(
 
450
            "Failed to access Mandos server through D-Bus:\n%s"):
 
451
        with SilenceLogger("dbus.proxies"):
 
452
            managed_objects = object_manager.GetManagedObjects()
 
453
    return managed_objects
 
454
 
 
455
 
 
456
class SilenceLogger(object):
 
457
    "Simple context manager to silence a particular logger"
 
458
    def __init__(self, loggername):
 
459
        self.logger = logging.getLogger(loggername)
 
460
 
 
461
    def __enter__(self):
 
462
        self.logger.addFilter(self.nullfilter)
 
463
        return self
 
464
 
 
465
    class NullFilter(logging.Filter):
 
466
        def filter(self, record):
 
467
            return False
 
468
 
 
469
    nullfilter = NullFilter()
 
470
 
 
471
    def __exit__(self, exc_type, exc_val, exc_tb):
 
472
        self.logger.removeFilter(self.nullfilter)
 
473
 
 
474
 
 
475
def commands_from_options(options):
608
476
 
609
477
    commands = []
610
478
 
 
479
    if options.is_enabled:
 
480
        commands.append(command.IsEnabled())
 
481
 
 
482
    if options.approve:
 
483
        commands.append(command.Approve())
 
484
 
 
485
    if options.deny:
 
486
        commands.append(command.Deny())
 
487
 
 
488
    if options.remove:
 
489
        commands.append(command.Remove())
 
490
 
611
491
    if options.dump_json:
612
 
        commands.append(DumpJSONCmd())
 
492
        commands.append(command.DumpJSON())
613
493
 
614
494
    if options.enable:
615
 
        commands.append(EnableCmd())
 
495
        commands.append(command.Enable())
616
496
 
617
497
    if options.disable:
618
 
        commands.append(DisableCmd())
 
498
        commands.append(command.Disable())
619
499
 
620
500
    if options.bump_timeout:
621
 
        commands.append(BumpTimeoutCmd(options.bump_timeout))
 
501
        commands.append(command.BumpTimeout())
622
502
 
623
503
    if options.start_checker:
624
 
        commands.append(StartCheckerCmd())
 
504
        commands.append(command.StartChecker())
625
505
 
626
506
    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))
 
507
        commands.append(command.StopChecker())
 
508
 
 
509
    if options.approved_by_default is not None:
 
510
        if options.approved_by_default:
 
511
            commands.append(command.ApproveByDefault())
 
512
        else:
 
513
            commands.append(command.DenyByDefault())
634
514
 
635
515
    if options.checker is not None:
636
 
        commands.append(SetCheckerCmd())
 
516
        commands.append(command.SetChecker(options.checker))
 
517
 
 
518
    if options.host is not None:
 
519
        commands.append(command.SetHost(options.host))
 
520
 
 
521
    if options.secret is not None:
 
522
        commands.append(command.SetSecret(options.secret))
637
523
 
638
524
    if options.timeout is not None:
639
 
        commands.append(SetTimeoutCmd(options.timeout))
 
525
        commands.append(command.SetTimeout(options.timeout))
640
526
 
641
527
    if options.extended_timeout:
642
528
        commands.append(
643
 
            SetExtendedTimeoutCmd(options.extended_timeout))
 
529
            command.SetExtendedTimeout(options.extended_timeout))
644
530
 
645
531
    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())
 
532
        commands.append(command.SetInterval(options.interval))
653
533
 
654
534
    if options.approval_delay is not None:
655
 
        command.append(SetApprovalDelayCmd(options.approval_delay))
 
535
        commands.append(
 
536
            command.SetApprovalDelay(options.approval_delay))
656
537
 
657
538
    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())
 
539
        commands.append(
 
540
            command.SetApprovalDuration(options.approval_duration))
672
541
 
673
542
    # If no command option has been given, show table of clients,
674
543
    # optionally verbosely
675
544
    if not commands:
676
 
        commands.append(PrintTableCmd(verbose=options.verbose))
677
 
 
678
 
    # block stderr since dbus library prints to stderr
679
 
    null = os.open(os.path.devnull, os.O_RDWR)
680
 
    stderrcopy = os.dup(sys.stderr.fileno())
681
 
    os.dup2(null, sys.stderr.fileno())
682
 
    os.close(null)
683
 
    try:
684
 
        try:
685
 
            mandos_clients = {path: ifs_and_props[client_interface]
686
 
                              for path, ifs_and_props in
687
 
                              mandos_serv_object_manager
688
 
                              .GetManagedObjects().items()
689
 
                              if client_interface in ifs_and_props}
690
 
        finally:
691
 
            # restore stderr
692
 
            os.dup2(stderrcopy, sys.stderr.fileno())
693
 
            os.close(stderrcopy)
694
 
    except dbus.exceptions.DBusException as e:
695
 
        log.critical("Failed to access Mandos server through D-Bus:"
696
 
                     "\n%s", e)
697
 
        sys.exit(1)
698
 
 
699
 
    # Compile dict of (clients: properties) to process
700
 
    clients = {}
701
 
 
702
 
    if options.all or not options.client:
703
 
        clients = {bus.get_object(busname, path): properties
704
 
                   for path, properties in mandos_clients.items()}
705
 
    else:
706
 
        for name in options.client:
707
 
            for path, client in mandos_clients.items():
708
 
                if client["Name"] == name:
709
 
                    client_objc = bus.get_object(busname, path)
710
 
                    clients[client_objc] = client
711
 
                    break
712
 
            else:
713
 
                log.critical("Client not found on server: %r", name)
714
 
                sys.exit(1)
715
 
 
716
 
    # Run all commands on clients
717
 
    for command in commands:
718
 
        command.run(clients)
 
545
        commands.append(command.PrintTable(verbose=options.verbose))
 
546
 
 
547
    return commands
 
548
 
 
549
 
 
550
class command(object):
 
551
    """A namespace for command classes"""
 
552
 
 
553
    class Base(object):
 
554
        """Abstract base class for commands"""
 
555
        def run(self, clients, bus=None, mandos=None):
 
556
            """Normal commands should implement run_on_one_client(),
 
557
but commands which want to operate on all clients at the same time can
 
558
override this run() method instead.
 
559
"""
 
560
            self.mandos = mandos
 
561
            for clientpath, properties in clients.items():
 
562
                log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
563
                          dbus_busname, str(clientpath))
 
564
                client = bus.get_object(dbus_busname, clientpath)
 
565
                self.run_on_one_client(client, properties)
 
566
 
 
567
 
 
568
    class IsEnabled(Base):
 
569
        def run(self, clients, bus=None, mandos=None):
 
570
            client, properties = next(iter(clients.items()))
 
571
            if self.is_enabled(client, properties):
 
572
                sys.exit(0)
 
573
            sys.exit(1)
 
574
        def is_enabled(self, client, properties):
 
575
            return properties["Enabled"]
 
576
 
 
577
 
 
578
    class Approve(Base):
 
579
        def run_on_one_client(self, client, properties):
 
580
            log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
 
581
                      client.__dbus_object_path__,
 
582
                      client_dbus_interface)
 
583
            client.Approve(dbus.Boolean(True),
 
584
                           dbus_interface=client_dbus_interface)
 
585
 
 
586
 
 
587
    class Deny(Base):
 
588
        def run_on_one_client(self, client, properties):
 
589
            log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
 
590
                      client.__dbus_object_path__,
 
591
                      client_dbus_interface)
 
592
            client.Approve(dbus.Boolean(False),
 
593
                           dbus_interface=client_dbus_interface)
 
594
 
 
595
 
 
596
    class Remove(Base):
 
597
        def run_on_one_client(self, client, properties):
 
598
            log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)",
 
599
                      dbus_busname, server_dbus_path,
 
600
                      server_dbus_interface,
 
601
                      str(client.__dbus_object_path__))
 
602
            self.mandos.RemoveClient(client.__dbus_object_path__)
 
603
 
 
604
 
 
605
    class Output(Base):
 
606
        """Abstract class for commands outputting client details"""
 
607
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
608
                        "Created", "Interval", "Host", "KeyID",
 
609
                        "Fingerprint", "CheckerRunning",
 
610
                        "LastEnabled", "ApprovalPending",
 
611
                        "ApprovedByDefault", "LastApprovalRequest",
 
612
                        "ApprovalDelay", "ApprovalDuration",
 
613
                        "Checker", "ExtendedTimeout", "Expires",
 
614
                        "LastCheckerStatus")
 
615
 
 
616
        def run(self, clients, bus=None, mandos=None):
 
617
            print(self.output(clients.values()))
 
618
 
 
619
        def output(self, clients):
 
620
            raise NotImplementedError()
 
621
 
 
622
 
 
623
    class DumpJSON(Output):
 
624
        def output(self, clients):
 
625
            data = {client["Name"]:
 
626
                    {key: self.dbus_boolean_to_bool(client[key])
 
627
                     for key in self.all_keywords}
 
628
                    for client in clients}
 
629
            return json.dumps(data, indent=4, separators=(',', ': '))
 
630
 
 
631
        @staticmethod
 
632
        def dbus_boolean_to_bool(value):
 
633
            if isinstance(value, dbus.Boolean):
 
634
                value = bool(value)
 
635
            return value
 
636
 
 
637
 
 
638
    class PrintTable(Output):
 
639
        def __init__(self, verbose=False):
 
640
            self.verbose = verbose
 
641
 
 
642
        def output(self, clients):
 
643
            default_keywords = ("Name", "Enabled", "Timeout",
 
644
                                "LastCheckedOK")
 
645
            keywords = default_keywords
 
646
            if self.verbose:
 
647
                keywords = self.all_keywords
 
648
            return str(self.TableOfClients(clients, keywords))
 
649
 
 
650
        class TableOfClients(object):
 
651
            tableheaders = {
 
652
                "Name": "Name",
 
653
                "Enabled": "Enabled",
 
654
                "Timeout": "Timeout",
 
655
                "LastCheckedOK": "Last Successful Check",
 
656
                "LastApprovalRequest": "Last Approval Request",
 
657
                "Created": "Created",
 
658
                "Interval": "Interval",
 
659
                "Host": "Host",
 
660
                "Fingerprint": "Fingerprint",
 
661
                "KeyID": "Key ID",
 
662
                "CheckerRunning": "Check Is Running",
 
663
                "LastEnabled": "Last Enabled",
 
664
                "ApprovalPending": "Approval Is Pending",
 
665
                "ApprovedByDefault": "Approved By Default",
 
666
                "ApprovalDelay": "Approval Delay",
 
667
                "ApprovalDuration": "Approval Duration",
 
668
                "Checker": "Checker",
 
669
                "ExtendedTimeout": "Extended Timeout",
 
670
                "Expires": "Expires",
 
671
                "LastCheckerStatus": "Last Checker Status",
 
672
            }
 
673
 
 
674
            def __init__(self, clients, keywords):
 
675
                self.clients = clients
 
676
                self.keywords = keywords
 
677
 
 
678
            def __str__(self):
 
679
                return "\n".join(self.rows())
 
680
 
 
681
            if sys.version_info.major == 2:
 
682
                __unicode__ = __str__
 
683
                def __str__(self):
 
684
                    return str(self).encode(
 
685
                        locale.getpreferredencoding())
 
686
 
 
687
            def rows(self):
 
688
                format_string = self.row_formatting_string()
 
689
                rows = [self.header_line(format_string)]
 
690
                rows.extend(self.client_line(client, format_string)
 
691
                            for client in self.clients)
 
692
                return rows
 
693
 
 
694
            def row_formatting_string(self):
 
695
                "Format string used to format table rows"
 
696
                return " ".join("{{{key}:{width}}}".format(
 
697
                    width=max(len(self.tableheaders[key]),
 
698
                              *(len(self.string_from_client(client,
 
699
                                                            key))
 
700
                                for client in self.clients)),
 
701
                    key=key)
 
702
                                for key in self.keywords)
 
703
 
 
704
            def string_from_client(self, client, key):
 
705
                return self.valuetostring(client[key], key)
 
706
 
 
707
            @classmethod
 
708
            def valuetostring(cls, value, keyword):
 
709
                if isinstance(value, dbus.Boolean):
 
710
                    return "Yes" if value else "No"
 
711
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
712
                               "ApprovalDuration", "ExtendedTimeout"):
 
713
                    return cls.milliseconds_to_string(value)
 
714
                return str(value)
 
715
 
 
716
            def header_line(self, format_string):
 
717
                return format_string.format(**self.tableheaders)
 
718
 
 
719
            def client_line(self, client, format_string):
 
720
                return format_string.format(
 
721
                    **{key: self.string_from_client(client, key)
 
722
                       for key in self.keywords})
 
723
 
 
724
            @staticmethod
 
725
            def milliseconds_to_string(ms):
 
726
                td = datetime.timedelta(0, 0, 0, ms)
 
727
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
728
                        .format(days="{}T".format(td.days)
 
729
                                if td.days else "",
 
730
                                hours=td.seconds // 3600,
 
731
                                minutes=(td.seconds % 3600) // 60,
 
732
                                seconds=td.seconds % 60))
 
733
 
 
734
 
 
735
    class Property(Base):
 
736
        "Abstract class for Actions for setting one client property"
 
737
 
 
738
        def run_on_one_client(self, client, properties):
 
739
            """Set the Client's D-Bus property"""
 
740
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
 
741
                      client.__dbus_object_path__,
 
742
                      dbus.PROPERTIES_IFACE, client_dbus_interface,
 
743
                      self.propname, self.value_to_set
 
744
                      if not isinstance(self.value_to_set,
 
745
                                        dbus.Boolean)
 
746
                      else bool(self.value_to_set))
 
747
            client.Set(client_dbus_interface, self.propname,
 
748
                       self.value_to_set,
 
749
                       dbus_interface=dbus.PROPERTIES_IFACE)
 
750
 
 
751
        @property
 
752
        def propname(self):
 
753
            raise NotImplementedError()
 
754
 
 
755
 
 
756
    class Enable(Property):
 
757
        propname = "Enabled"
 
758
        value_to_set = dbus.Boolean(True)
 
759
 
 
760
 
 
761
    class Disable(Property):
 
762
        propname = "Enabled"
 
763
        value_to_set = dbus.Boolean(False)
 
764
 
 
765
 
 
766
    class BumpTimeout(Property):
 
767
        propname = "LastCheckedOK"
 
768
        value_to_set = ""
 
769
 
 
770
 
 
771
    class StartChecker(Property):
 
772
        propname = "CheckerRunning"
 
773
        value_to_set = dbus.Boolean(True)
 
774
 
 
775
 
 
776
    class StopChecker(Property):
 
777
        propname = "CheckerRunning"
 
778
        value_to_set = dbus.Boolean(False)
 
779
 
 
780
 
 
781
    class ApproveByDefault(Property):
 
782
        propname = "ApprovedByDefault"
 
783
        value_to_set = dbus.Boolean(True)
 
784
 
 
785
 
 
786
    class DenyByDefault(Property):
 
787
        propname = "ApprovedByDefault"
 
788
        value_to_set = dbus.Boolean(False)
 
789
 
 
790
 
 
791
    class PropertyValue(Property):
 
792
        "Abstract class for Property recieving a value as argument"
 
793
        def __init__(self, value):
 
794
            self.value_to_set = value
 
795
 
 
796
 
 
797
    class SetChecker(PropertyValue):
 
798
        propname = "Checker"
 
799
 
 
800
 
 
801
    class SetHost(PropertyValue):
 
802
        propname = "Host"
 
803
 
 
804
 
 
805
    class SetSecret(PropertyValue):
 
806
        propname = "Secret"
 
807
 
 
808
        @property
 
809
        def value_to_set(self):
 
810
            return self._vts
 
811
 
 
812
        @value_to_set.setter
 
813
        def value_to_set(self, value):
 
814
            """When setting, read data from supplied file object"""
 
815
            self._vts = value.read()
 
816
            value.close()
 
817
 
 
818
 
 
819
    class MillisecondsPropertyValueArgument(PropertyValue):
 
820
        """Abstract class for PropertyValue taking a value argument as
 
821
a datetime.timedelta() but should store it as milliseconds."""
 
822
 
 
823
        @property
 
824
        def value_to_set(self):
 
825
            return self._vts
 
826
 
 
827
        @value_to_set.setter
 
828
        def value_to_set(self, value):
 
829
            "When setting, convert value from a datetime.timedelta"
 
830
            self._vts = int(round(value.total_seconds() * 1000))
 
831
 
 
832
 
 
833
    class SetTimeout(MillisecondsPropertyValueArgument):
 
834
        propname = "Timeout"
 
835
 
 
836
 
 
837
    class SetExtendedTimeout(MillisecondsPropertyValueArgument):
 
838
        propname = "ExtendedTimeout"
 
839
 
 
840
 
 
841
    class SetInterval(MillisecondsPropertyValueArgument):
 
842
        propname = "Interval"
 
843
 
 
844
 
 
845
    class SetApprovalDelay(MillisecondsPropertyValueArgument):
 
846
        propname = "ApprovalDelay"
 
847
 
 
848
 
 
849
    class SetApprovalDuration(MillisecondsPropertyValueArgument):
 
850
        propname = "ApprovalDuration"
 
851
 
719
852
 
720
853
 
721
 
class Test_milliseconds_to_string(unittest.TestCase):
722
 
    def test_all(self):
723
 
        self.assertEqual(milliseconds_to_string(93785000),
724
 
                         "1T02:03:05")
725
 
    def test_no_days(self):
726
 
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
727
 
    def test_all_zero(self):
728
 
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
729
 
    def test_no_fractional_seconds(self):
730
 
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
731
 
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
732
 
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
733
 
 
734
 
class Test_string_to_delta(unittest.TestCase):
735
 
    def test_handles_basic_rfc3339(self):
 
854
class TestCaseWithAssertLogs(unittest.TestCase):
 
855
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
 
856
 
 
857
    if not hasattr(unittest.TestCase, "assertLogs"):
 
858
        @contextlib.contextmanager
 
859
        def assertLogs(self, logger, level=logging.INFO):
 
860
            capturing_handler = self.CapturingLevelHandler(level)
 
861
            old_level = logger.level
 
862
            old_propagate = logger.propagate
 
863
            logger.addHandler(capturing_handler)
 
864
            logger.setLevel(level)
 
865
            logger.propagate = False
 
866
            try:
 
867
                yield capturing_handler.watcher
 
868
            finally:
 
869
                logger.propagate = old_propagate
 
870
                logger.removeHandler(capturing_handler)
 
871
                logger.setLevel(old_level)
 
872
            self.assertGreater(len(capturing_handler.watcher.records),
 
873
                               0)
 
874
 
 
875
        class CapturingLevelHandler(logging.Handler):
 
876
            def __init__(self, level, *args, **kwargs):
 
877
                logging.Handler.__init__(self, *args, **kwargs)
 
878
                self.watcher = self.LoggingWatcher([], [])
 
879
            def emit(self, record):
 
880
                self.watcher.records.append(record)
 
881
                self.watcher.output.append(self.format(record))
 
882
 
 
883
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
 
884
                                                    ("records",
 
885
                                                     "output"))
 
886
 
 
887
 
 
888
class Test_string_to_delta(TestCaseWithAssertLogs):
 
889
    # Just test basic RFC 3339 functionality here, the doc string for
 
890
    # rfc3339_duration_to_delta() already has more comprehensive
 
891
    # tests, which is run by doctest.
 
892
 
 
893
    def test_rfc3339_zero_seconds(self):
 
894
        self.assertEqual(string_to_delta("PT0S"),
 
895
                         datetime.timedelta())
 
896
 
 
897
    def test_rfc3339_zero_days(self):
 
898
        self.assertEqual(string_to_delta("P0D"),
 
899
                         datetime.timedelta())
 
900
 
 
901
    def test_rfc3339_one_second(self):
 
902
        self.assertEqual(string_to_delta("PT1S"),
 
903
                         datetime.timedelta(0, 1))
 
904
 
 
905
    def test_rfc3339_two_hours(self):
736
906
        self.assertEqual(string_to_delta("PT2H"),
737
907
                         datetime.timedelta(0, 7200))
 
908
 
738
909
    def test_falls_back_to_pre_1_6_1_with_warning(self):
739
 
        # assertLogs only exists in Python 3.4
740
 
        if hasattr(self, "assertLogs"):
741
 
            with self.assertLogs(log, logging.WARNING):
742
 
                value = string_to_delta("2h")
743
 
        else:
 
910
        with self.assertLogs(log, logging.WARNING):
744
911
            value = string_to_delta("2h")
745
912
        self.assertEqual(value, datetime.timedelta(0, 7200))
746
913
 
747
 
class Test_TableOfClients(unittest.TestCase):
748
 
    def setUp(self):
749
 
        self.tablewords = {
750
 
            "Attr1": "X",
751
 
            "AttrTwo": "Yy",
752
 
            "AttrThree": "Zzz",
753
 
            "Bool": "A D-BUS Boolean",
754
 
            "NonDbusBoolean": "A Non-D-BUS Boolean",
755
 
            "Integer": "An Integer",
756
 
            "Timeout": "Timedelta 1",
757
 
            "Interval": "Timedelta 2",
758
 
            "ApprovalDelay": "Timedelta 3",
759
 
            "ApprovalDuration": "Timedelta 4",
760
 
            "ExtendedTimeout": "Timedelta 5",
761
 
            "String": "A String",
762
 
        }
763
 
        self.keywords = ["Attr1", "AttrTwo"]
764
 
        self.clients = [
765
 
            {
766
 
                "Attr1": "x1",
767
 
                "AttrTwo": "y1",
768
 
                "AttrThree": "z1",
769
 
                "Bool": dbus.Boolean(False),
770
 
                "NonDbusBoolean": False,
771
 
                "Integer": 0,
772
 
                "Timeout": 0,
773
 
                "Interval": 1000,
774
 
                "ApprovalDelay": 2000,
775
 
                "ApprovalDuration": 3000,
776
 
                "ExtendedTimeout": 4000,
777
 
                "String": "",
778
 
            },
779
 
            {
780
 
                "Attr1": "x2",
781
 
                "AttrTwo": "y2",
782
 
                "AttrThree": "z2",
783
 
                "Bool": dbus.Boolean(True),
784
 
                "NonDbusBoolean": True,
785
 
                "Integer": 1,
786
 
                "Timeout": 93785000,
787
 
                "Interval": 93786000,
788
 
                "ApprovalDelay": 93787000,
789
 
                "ApprovalDuration": 93788000,
790
 
                "ExtendedTimeout": 93789000,
791
 
                "String": "A huge string which will not fit," * 10,
792
 
            },
793
 
        ]
794
 
    def test_short_header(self):
795
 
        text = str(TableOfClients(self.clients, self.keywords,
796
 
                                  self.tablewords))
797
 
        expected_text = """
798
 
X  Yy
799
 
x1 y1
800
 
x2 y2
801
 
"""[1:-1]
802
 
        self.assertEqual(text, expected_text)
803
 
    def test_booleans(self):
804
 
        keywords = ["Bool", "NonDbusBoolean"]
805
 
        text = str(TableOfClients(self.clients, keywords,
806
 
                                  self.tablewords))
807
 
        expected_text = """
808
 
A D-BUS Boolean A Non-D-BUS Boolean
809
 
No              False              
810
 
Yes             True               
811
 
"""[1:-1]
812
 
        self.assertEqual(text, expected_text)
813
 
    def test_milliseconds_detection(self):
814
 
        keywords = ["Integer", "Timeout", "Interval", "ApprovalDelay",
815
 
                    "ApprovalDuration", "ExtendedTimeout"]
816
 
        text = str(TableOfClients(self.clients, keywords,
817
 
                                  self.tablewords))
818
 
        expected_text = """
819
 
An Integer Timedelta 1 Timedelta 2 Timedelta 3 Timedelta 4 Timedelta 5
820
 
0          00:00:00    00:00:01    00:00:02    00:00:03    00:00:04   
821
 
1          1T02:03:05  1T02:03:06  1T02:03:07  1T02:03:08  1T02:03:09 
822
 
"""[1:-1]
823
 
        self.assertEqual(text, expected_text)
824
 
    def test_empty_and_long_string_values(self):
825
 
        keywords = ["String"]
826
 
        text = str(TableOfClients(self.clients, keywords,
827
 
                                  self.tablewords))
828
 
        expected_text = """
829
 
A String                                                                                                                                                                                                                                                                                                                                  
830
 
                                                                                                                                                                                                                                                                                                                                          
831
 
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,
832
 
"""[1:-1]
833
 
        self.assertEqual(text, expected_text)
 
914
 
 
915
class Test_check_option_syntax(unittest.TestCase):
 
916
    def setUp(self):
 
917
        self.parser = argparse.ArgumentParser()
 
918
        add_command_line_options(self.parser)
 
919
 
 
920
    def test_actions_requires_client_or_all(self):
 
921
        for action, value in self.actions.items():
 
922
            options = self.parser.parse_args()
 
923
            setattr(options, action, value)
 
924
            with self.assertParseError():
 
925
                self.check_option_syntax(options)
 
926
 
 
927
    # This mostly corresponds to the definition from has_actions() in
 
928
    # check_option_syntax()
 
929
    actions = {
 
930
        # The actual values set here are not that important, but we do
 
931
        # at least stick to the correct types, even though they are
 
932
        # never used
 
933
        "enable": True,
 
934
        "disable": True,
 
935
        "bump_timeout": True,
 
936
        "start_checker": True,
 
937
        "stop_checker": True,
 
938
        "is_enabled": True,
 
939
        "remove": True,
 
940
        "checker": "x",
 
941
        "timeout": datetime.timedelta(),
 
942
        "extended_timeout": datetime.timedelta(),
 
943
        "interval": datetime.timedelta(),
 
944
        "approved_by_default": True,
 
945
        "approval_delay": datetime.timedelta(),
 
946
        "approval_duration": datetime.timedelta(),
 
947
        "host": "x",
 
948
        "secret": io.BytesIO(b"x"),
 
949
        "approve": True,
 
950
        "deny": True,
 
951
    }
 
952
 
 
953
    @contextlib.contextmanager
 
954
    def assertParseError(self):
 
955
        with self.assertRaises(SystemExit) as e:
 
956
            with self.redirect_stderr_to_devnull():
 
957
                yield
 
958
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
959
        # https://docs.python.org/3/library
 
960
        # /argparse.html#exiting-methods
 
961
        self.assertEqual(e.exception.code, 2)
 
962
 
 
963
    @staticmethod
 
964
    @contextlib.contextmanager
 
965
    def redirect_stderr_to_devnull():
 
966
        null = os.open(os.path.devnull, os.O_RDWR)
 
967
        stderrcopy = os.dup(sys.stderr.fileno())
 
968
        os.dup2(null, sys.stderr.fileno())
 
969
        os.close(null)
 
970
        try:
 
971
            yield
 
972
        finally:
 
973
            # restore stderr
 
974
            os.dup2(stderrcopy, sys.stderr.fileno())
 
975
            os.close(stderrcopy)
 
976
 
 
977
    def check_option_syntax(self, options):
 
978
        check_option_syntax(self.parser, options)
 
979
 
 
980
    def test_actions_all_conflicts_with_verbose(self):
 
981
        for action, value in self.actions.items():
 
982
            options = self.parser.parse_args()
 
983
            setattr(options, action, value)
 
984
            options.all = True
 
985
            options.verbose = True
 
986
            with self.assertParseError():
 
987
                self.check_option_syntax(options)
 
988
 
 
989
    def test_actions_with_client_conflicts_with_verbose(self):
 
990
        for action, value in self.actions.items():
 
991
            options = self.parser.parse_args()
 
992
            setattr(options, action, value)
 
993
            options.verbose = True
 
994
            options.client = ["foo"]
 
995
            with self.assertParseError():
 
996
                self.check_option_syntax(options)
 
997
 
 
998
    def test_dump_json_conflicts_with_verbose(self):
 
999
        options = self.parser.parse_args()
 
1000
        options.dump_json = True
 
1001
        options.verbose = True
 
1002
        with self.assertParseError():
 
1003
            self.check_option_syntax(options)
 
1004
 
 
1005
    def test_dump_json_conflicts_with_action(self):
 
1006
        for action, value in self.actions.items():
 
1007
            options = self.parser.parse_args()
 
1008
            setattr(options, action, value)
 
1009
            options.dump_json = True
 
1010
            with self.assertParseError():
 
1011
                self.check_option_syntax(options)
 
1012
 
 
1013
    def test_all_can_not_be_alone(self):
 
1014
        options = self.parser.parse_args()
 
1015
        options.all = True
 
1016
        with self.assertParseError():
 
1017
            self.check_option_syntax(options)
 
1018
 
 
1019
    def test_all_is_ok_with_any_action(self):
 
1020
        for action, value in self.actions.items():
 
1021
            options = self.parser.parse_args()
 
1022
            setattr(options, action, value)
 
1023
            options.all = True
 
1024
            self.check_option_syntax(options)
 
1025
 
 
1026
    def test_any_action_is_ok_with_one_client(self):
 
1027
        for action, value in self.actions.items():
 
1028
            options = self.parser.parse_args()
 
1029
            setattr(options, action, value)
 
1030
            options.client = ["foo"]
 
1031
            self.check_option_syntax(options)
 
1032
 
 
1033
    def test_one_client_with_all_actions_except_is_enabled(self):
 
1034
        options = self.parser.parse_args()
 
1035
        for action, value in self.actions.items():
 
1036
            if action == "is_enabled":
 
1037
                continue
 
1038
            setattr(options, action, value)
 
1039
        options.client = ["foo"]
 
1040
        self.check_option_syntax(options)
 
1041
 
 
1042
    def test_two_clients_with_all_actions_except_is_enabled(self):
 
1043
        options = self.parser.parse_args()
 
1044
        for action, value in self.actions.items():
 
1045
            if action == "is_enabled":
 
1046
                continue
 
1047
            setattr(options, action, value)
 
1048
        options.client = ["foo", "barbar"]
 
1049
        self.check_option_syntax(options)
 
1050
 
 
1051
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
 
1052
        for action, value in self.actions.items():
 
1053
            if action == "is_enabled":
 
1054
                continue
 
1055
            options = self.parser.parse_args()
 
1056
            setattr(options, action, value)
 
1057
            options.client = ["foo", "barbar"]
 
1058
            self.check_option_syntax(options)
 
1059
 
 
1060
    def test_is_enabled_fails_without_client(self):
 
1061
        options = self.parser.parse_args()
 
1062
        options.is_enabled = True
 
1063
        with self.assertParseError():
 
1064
            self.check_option_syntax(options)
 
1065
 
 
1066
    def test_is_enabled_fails_with_two_clients(self):
 
1067
        options = self.parser.parse_args()
 
1068
        options.is_enabled = True
 
1069
        options.client = ["foo", "barbar"]
 
1070
        with self.assertParseError():
 
1071
            self.check_option_syntax(options)
 
1072
 
 
1073
    def test_remove_can_only_be_combined_with_action_deny(self):
 
1074
        for action, value in self.actions.items():
 
1075
            if action in {"remove", "deny"}:
 
1076
                continue
 
1077
            options = self.parser.parse_args()
 
1078
            setattr(options, action, value)
 
1079
            options.all = True
 
1080
            options.remove = True
 
1081
            with self.assertParseError():
 
1082
                self.check_option_syntax(options)
 
1083
 
 
1084
 
 
1085
class Test_get_mandos_dbus_object(TestCaseWithAssertLogs):
 
1086
    def test_calls_and_returns_get_object_on_bus(self):
 
1087
        class MockBus(object):
 
1088
            called = False
 
1089
            def get_object(mockbus_self, busname, dbus_path):
 
1090
                # Note that "self" is still the testcase instance,
 
1091
                # this MockBus instance is in "mockbus_self".
 
1092
                self.assertEqual(busname, dbus_busname)
 
1093
                self.assertEqual(dbus_path, server_dbus_path)
 
1094
                mockbus_self.called = True
 
1095
                return mockbus_self
 
1096
 
 
1097
        mockbus = get_mandos_dbus_object(bus=MockBus())
 
1098
        self.assertIsInstance(mockbus, MockBus)
 
1099
        self.assertTrue(mockbus.called)
 
1100
 
 
1101
    def test_logs_and_exits_on_dbus_error(self):
 
1102
        class MockBusFailing(object):
 
1103
            def get_object(self, busname, dbus_path):
 
1104
                raise dbus.exceptions.DBusException("Test")
 
1105
 
 
1106
        with self.assertLogs(log, logging.CRITICAL):
 
1107
            with self.assertRaises(SystemExit) as e:
 
1108
                bus = get_mandos_dbus_object(bus=MockBusFailing())
 
1109
 
 
1110
        if isinstance(e.exception.code, int):
 
1111
            self.assertNotEqual(e.exception.code, 0)
 
1112
        else:
 
1113
            self.assertIsNotNone(e.exception.code)
 
1114
 
 
1115
 
 
1116
class Test_get_managed_objects(TestCaseWithAssertLogs):
 
1117
    def test_calls_and_returns_GetManagedObjects(self):
 
1118
        managed_objects = {"/clients/foo": { "Name": "foo"}}
 
1119
        class MockObjectManager(object):
 
1120
            def GetManagedObjects(self):
 
1121
                return managed_objects
 
1122
        retval = get_managed_objects(MockObjectManager())
 
1123
        self.assertDictEqual(managed_objects, retval)
 
1124
 
 
1125
    def test_logs_and_exits_on_dbus_error(self):
 
1126
        dbus_logger = logging.getLogger("dbus.proxies")
 
1127
 
 
1128
        class MockObjectManagerFailing(object):
 
1129
            def GetManagedObjects(self):
 
1130
                dbus_logger.error("Test")
 
1131
                raise dbus.exceptions.DBusException("Test")
 
1132
 
 
1133
        class CountingHandler(logging.Handler):
 
1134
            count = 0
 
1135
            def emit(self, record):
 
1136
                self.count += 1
 
1137
 
 
1138
        counting_handler = CountingHandler()
 
1139
 
 
1140
        dbus_logger.addHandler(counting_handler)
 
1141
 
 
1142
        try:
 
1143
            with self.assertLogs(log, logging.CRITICAL) as watcher:
 
1144
                with self.assertRaises(SystemExit) as e:
 
1145
                    get_managed_objects(MockObjectManagerFailing())
 
1146
        finally:
 
1147
            dbus_logger.removeFilter(counting_handler)
 
1148
 
 
1149
        # Make sure the dbus logger was suppressed
 
1150
        self.assertEqual(counting_handler.count, 0)
 
1151
 
 
1152
        # Test that the dbus_logger still works
 
1153
        with self.assertLogs(dbus_logger, logging.ERROR):
 
1154
            dbus_logger.error("Test")
 
1155
 
 
1156
        if isinstance(e.exception.code, int):
 
1157
            self.assertNotEqual(e.exception.code, 0)
 
1158
        else:
 
1159
            self.assertIsNotNone(e.exception.code)
 
1160
 
 
1161
 
 
1162
class Test_commands_from_options(unittest.TestCase):
 
1163
    def setUp(self):
 
1164
        self.parser = argparse.ArgumentParser()
 
1165
        add_command_line_options(self.parser)
 
1166
 
 
1167
    def test_is_enabled(self):
 
1168
        self.assert_command_from_args(["--is-enabled", "foo"],
 
1169
                                      command.IsEnabled)
 
1170
 
 
1171
    def assert_command_from_args(self, args, command_cls,
 
1172
                                 **cmd_attrs):
 
1173
        """Assert that parsing ARGS should result in an instance of
 
1174
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1175
        options = self.parser.parse_args(args)
 
1176
        check_option_syntax(self.parser, options)
 
1177
        commands = commands_from_options(options)
 
1178
        self.assertEqual(len(commands), 1)
 
1179
        command = commands[0]
 
1180
        self.assertIsInstance(command, command_cls)
 
1181
        for key, value in cmd_attrs.items():
 
1182
            self.assertEqual(getattr(command, key), value)
 
1183
 
 
1184
    def test_is_enabled_short(self):
 
1185
        self.assert_command_from_args(["-V", "foo"],
 
1186
                                      command.IsEnabled)
 
1187
 
 
1188
    def test_approve(self):
 
1189
        self.assert_command_from_args(["--approve", "foo"],
 
1190
                                      command.Approve)
 
1191
 
 
1192
    def test_approve_short(self):
 
1193
        self.assert_command_from_args(["-A", "foo"], command.Approve)
 
1194
 
 
1195
    def test_deny(self):
 
1196
        self.assert_command_from_args(["--deny", "foo"], command.Deny)
 
1197
 
 
1198
    def test_deny_short(self):
 
1199
        self.assert_command_from_args(["-D", "foo"], command.Deny)
 
1200
 
 
1201
    def test_remove(self):
 
1202
        self.assert_command_from_args(["--remove", "foo"],
 
1203
                                      command.Remove)
 
1204
 
 
1205
    def test_deny_before_remove(self):
 
1206
        options = self.parser.parse_args(["--deny", "--remove",
 
1207
                                          "foo"])
 
1208
        check_option_syntax(self.parser, options)
 
1209
        commands = commands_from_options(options)
 
1210
        self.assertEqual(len(commands), 2)
 
1211
        self.assertIsInstance(commands[0], command.Deny)
 
1212
        self.assertIsInstance(commands[1], command.Remove)
 
1213
 
 
1214
    def test_deny_before_remove_reversed(self):
 
1215
        options = self.parser.parse_args(["--remove", "--deny",
 
1216
                                          "--all"])
 
1217
        check_option_syntax(self.parser, options)
 
1218
        commands = commands_from_options(options)
 
1219
        self.assertEqual(len(commands), 2)
 
1220
        self.assertIsInstance(commands[0], command.Deny)
 
1221
        self.assertIsInstance(commands[1], command.Remove)
 
1222
 
 
1223
    def test_remove_short(self):
 
1224
        self.assert_command_from_args(["-r", "foo"], command.Remove)
 
1225
 
 
1226
    def test_dump_json(self):
 
1227
        self.assert_command_from_args(["--dump-json"],
 
1228
                                      command.DumpJSON)
 
1229
 
 
1230
    def test_enable(self):
 
1231
        self.assert_command_from_args(["--enable", "foo"],
 
1232
                                      command.Enable)
 
1233
 
 
1234
    def test_enable_short(self):
 
1235
        self.assert_command_from_args(["-e", "foo"], command.Enable)
 
1236
 
 
1237
    def test_disable(self):
 
1238
        self.assert_command_from_args(["--disable", "foo"],
 
1239
                                      command.Disable)
 
1240
 
 
1241
    def test_disable_short(self):
 
1242
        self.assert_command_from_args(["-d", "foo"], command.Disable)
 
1243
 
 
1244
    def test_bump_timeout(self):
 
1245
        self.assert_command_from_args(["--bump-timeout", "foo"],
 
1246
                                      command.BumpTimeout)
 
1247
 
 
1248
    def test_bump_timeout_short(self):
 
1249
        self.assert_command_from_args(["-b", "foo"],
 
1250
                                      command.BumpTimeout)
 
1251
 
 
1252
    def test_start_checker(self):
 
1253
        self.assert_command_from_args(["--start-checker", "foo"],
 
1254
                                      command.StartChecker)
 
1255
 
 
1256
    def test_stop_checker(self):
 
1257
        self.assert_command_from_args(["--stop-checker", "foo"],
 
1258
                                      command.StopChecker)
 
1259
 
 
1260
    def test_approve_by_default(self):
 
1261
        self.assert_command_from_args(["--approve-by-default", "foo"],
 
1262
                                      command.ApproveByDefault)
 
1263
 
 
1264
    def test_deny_by_default(self):
 
1265
        self.assert_command_from_args(["--deny-by-default", "foo"],
 
1266
                                      command.DenyByDefault)
 
1267
 
 
1268
    def test_checker(self):
 
1269
        self.assert_command_from_args(["--checker", ":", "foo"],
 
1270
                                      command.SetChecker,
 
1271
                                      value_to_set=":")
 
1272
 
 
1273
    def test_checker_empty(self):
 
1274
        self.assert_command_from_args(["--checker", "", "foo"],
 
1275
                                      command.SetChecker,
 
1276
                                      value_to_set="")
 
1277
 
 
1278
    def test_checker_short(self):
 
1279
        self.assert_command_from_args(["-c", ":", "foo"],
 
1280
                                      command.SetChecker,
 
1281
                                      value_to_set=":")
 
1282
 
 
1283
    def test_host(self):
 
1284
        self.assert_command_from_args(["--host", "foo.example.org",
 
1285
                                       "foo"], command.SetHost,
 
1286
                                      value_to_set="foo.example.org")
 
1287
 
 
1288
    def test_host_short(self):
 
1289
        self.assert_command_from_args(["-H", "foo.example.org",
 
1290
                                       "foo"], command.SetHost,
 
1291
                                      value_to_set="foo.example.org")
 
1292
 
 
1293
    def test_secret_devnull(self):
 
1294
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1295
                                       "foo"], command.SetSecret,
 
1296
                                      value_to_set=b"")
 
1297
 
 
1298
    def test_secret_tempfile(self):
 
1299
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1300
            value = b"secret\0xyzzy\nbar"
 
1301
            f.write(value)
 
1302
            f.seek(0)
 
1303
            self.assert_command_from_args(["--secret", f.name,
 
1304
                                           "foo"], command.SetSecret,
 
1305
                                          value_to_set=value)
 
1306
 
 
1307
    def test_secret_devnull_short(self):
 
1308
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
 
1309
                                      command.SetSecret,
 
1310
                                      value_to_set=b"")
 
1311
 
 
1312
    def test_secret_tempfile_short(self):
 
1313
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1314
            value = b"secret\0xyzzy\nbar"
 
1315
            f.write(value)
 
1316
            f.seek(0)
 
1317
            self.assert_command_from_args(["-s", f.name, "foo"],
 
1318
                                          command.SetSecret,
 
1319
                                          value_to_set=value)
 
1320
 
 
1321
    def test_timeout(self):
 
1322
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
 
1323
                                      command.SetTimeout,
 
1324
                                      value_to_set=300000)
 
1325
 
 
1326
    def test_timeout_short(self):
 
1327
        self.assert_command_from_args(["-t", "PT5M", "foo"],
 
1328
                                      command.SetTimeout,
 
1329
                                      value_to_set=300000)
 
1330
 
 
1331
    def test_extended_timeout(self):
 
1332
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1333
                                       "foo"],
 
1334
                                      command.SetExtendedTimeout,
 
1335
                                      value_to_set=900000)
 
1336
 
 
1337
    def test_interval(self):
 
1338
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
 
1339
                                      command.SetInterval,
 
1340
                                      value_to_set=120000)
 
1341
 
 
1342
    def test_interval_short(self):
 
1343
        self.assert_command_from_args(["-i", "PT2M", "foo"],
 
1344
                                      command.SetInterval,
 
1345
                                      value_to_set=120000)
 
1346
 
 
1347
    def test_approval_delay(self):
 
1348
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1349
                                       "foo"],
 
1350
                                      command.SetApprovalDelay,
 
1351
                                      value_to_set=30000)
 
1352
 
 
1353
    def test_approval_duration(self):
 
1354
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1355
                                       "foo"],
 
1356
                                      command.SetApprovalDuration,
 
1357
                                      value_to_set=1000)
 
1358
 
 
1359
    def test_print_table(self):
 
1360
        self.assert_command_from_args([], command.PrintTable,
 
1361
                                      verbose=False)
 
1362
 
 
1363
    def test_print_table_verbose(self):
 
1364
        self.assert_command_from_args(["--verbose"],
 
1365
                                      command.PrintTable,
 
1366
                                      verbose=True)
 
1367
 
 
1368
    def test_print_table_verbose_short(self):
 
1369
        self.assert_command_from_args(["-v"], command.PrintTable,
 
1370
                                      verbose=True)
 
1371
 
 
1372
 
 
1373
class TestCommand(unittest.TestCase):
 
1374
    """Abstract class for tests of command classes"""
 
1375
 
 
1376
    def setUp(self):
 
1377
        testcase = self
 
1378
        class MockClient(object):
 
1379
            def __init__(self, name, **attributes):
 
1380
                self.__dbus_object_path__ = "/clients/{}".format(name)
 
1381
                self.attributes = attributes
 
1382
                self.attributes["Name"] = name
 
1383
                self.calls = []
 
1384
            def Set(self, interface, propname, value, dbus_interface):
 
1385
                testcase.assertEqual(interface, client_dbus_interface)
 
1386
                testcase.assertEqual(dbus_interface,
 
1387
                                     dbus.PROPERTIES_IFACE)
 
1388
                self.attributes[propname] = value
 
1389
            def Approve(self, approve, dbus_interface):
 
1390
                testcase.assertEqual(dbus_interface,
 
1391
                                     client_dbus_interface)
 
1392
                self.calls.append(("Approve", (approve,
 
1393
                                               dbus_interface)))
 
1394
        self.client = MockClient(
 
1395
            "foo",
 
1396
            KeyID=("92ed150794387c03ce684574b1139a65"
 
1397
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
1398
            Secret=b"secret",
 
1399
            Host="foo.example.org",
 
1400
            Enabled=dbus.Boolean(True),
 
1401
            Timeout=300000,
 
1402
            LastCheckedOK="2019-02-03T00:00:00",
 
1403
            Created="2019-01-02T00:00:00",
 
1404
            Interval=120000,
 
1405
            Fingerprint=("778827225BA7DE539C5A"
 
1406
                         "7CFA59CFF7CDBD9A5920"),
 
1407
            CheckerRunning=dbus.Boolean(False),
 
1408
            LastEnabled="2019-01-03T00:00:00",
 
1409
            ApprovalPending=dbus.Boolean(False),
 
1410
            ApprovedByDefault=dbus.Boolean(True),
 
1411
            LastApprovalRequest="",
 
1412
            ApprovalDelay=0,
 
1413
            ApprovalDuration=1000,
 
1414
            Checker="fping -q -- %(host)s",
 
1415
            ExtendedTimeout=900000,
 
1416
            Expires="2019-02-04T00:00:00",
 
1417
            LastCheckerStatus=0)
 
1418
        self.other_client = MockClient(
 
1419
            "barbar",
 
1420
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
1421
                   "6ab612cff5ad227247e46c2b020f441c"),
 
1422
            Secret=b"secretbar",
 
1423
            Host="192.0.2.3",
 
1424
            Enabled=dbus.Boolean(True),
 
1425
            Timeout=300000,
 
1426
            LastCheckedOK="2019-02-04T00:00:00",
 
1427
            Created="2019-01-03T00:00:00",
 
1428
            Interval=120000,
 
1429
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
1430
                         "F547B3A107558FCA3A27"),
 
1431
            CheckerRunning=dbus.Boolean(True),
 
1432
            LastEnabled="2019-01-04T00:00:00",
 
1433
            ApprovalPending=dbus.Boolean(False),
 
1434
            ApprovedByDefault=dbus.Boolean(False),
 
1435
            LastApprovalRequest="2019-01-03T00:00:00",
 
1436
            ApprovalDelay=30000,
 
1437
            ApprovalDuration=93785000,
 
1438
            Checker=":",
 
1439
            ExtendedTimeout=900000,
 
1440
            Expires="2019-02-05T00:00:00",
 
1441
            LastCheckerStatus=-2)
 
1442
        self.clients =  collections.OrderedDict(
 
1443
            [
 
1444
                ("/clients/foo", self.client.attributes),
 
1445
                ("/clients/barbar", self.other_client.attributes),
 
1446
            ])
 
1447
        self.one_client = {"/clients/foo": self.client.attributes}
 
1448
 
 
1449
    @property
 
1450
    def bus(self):
 
1451
        class Bus(object):
 
1452
            @staticmethod
 
1453
            def get_object(client_bus_name, path):
 
1454
                self.assertEqual(client_bus_name, dbus_busname)
 
1455
                return {
 
1456
                    # Note: "self" here is the TestCmd instance, not
 
1457
                    # the Bus instance, since this is a static method!
 
1458
                    "/clients/foo": self.client,
 
1459
                    "/clients/barbar": self.other_client,
 
1460
                }[path]
 
1461
        return Bus()
 
1462
 
 
1463
 
 
1464
class TestBaseCommands(TestCommand):
 
1465
 
 
1466
    def test_IsEnabled_exits_successfully(self):
 
1467
        with self.assertRaises(SystemExit) as e:
 
1468
            command.IsEnabled().run(self.one_client)
 
1469
        if e.exception.code is not None:
 
1470
            self.assertEqual(e.exception.code, 0)
 
1471
        else:
 
1472
            self.assertIsNone(e.exception.code)
 
1473
 
 
1474
    def test_IsEnabled_exits_with_failure(self):
 
1475
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
1476
        with self.assertRaises(SystemExit) as e:
 
1477
            command.IsEnabled().run(self.one_client)
 
1478
        if isinstance(e.exception.code, int):
 
1479
            self.assertNotEqual(e.exception.code, 0)
 
1480
        else:
 
1481
            self.assertIsNotNone(e.exception.code)
 
1482
 
 
1483
    def test_Approve(self):
 
1484
        command.Approve().run(self.clients, self.bus)
 
1485
        for clientpath in self.clients:
 
1486
            client = self.bus.get_object(dbus_busname, clientpath)
 
1487
            self.assertIn(("Approve", (True, client_dbus_interface)),
 
1488
                          client.calls)
 
1489
 
 
1490
    def test_Deny(self):
 
1491
        command.Deny().run(self.clients, self.bus)
 
1492
        for clientpath in self.clients:
 
1493
            client = self.bus.get_object(dbus_busname, clientpath)
 
1494
            self.assertIn(("Approve", (False, client_dbus_interface)),
 
1495
                          client.calls)
 
1496
 
 
1497
    def test_Remove(self):
 
1498
        class MockMandos(object):
 
1499
            def __init__(self):
 
1500
                self.calls = []
 
1501
            def RemoveClient(self, dbus_path):
 
1502
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1503
        mandos = MockMandos()
 
1504
        command.Remove().run(self.clients, self.bus, mandos)
 
1505
        for clientpath in self.clients:
 
1506
            self.assertIn(("RemoveClient", (clientpath,)),
 
1507
                          mandos.calls)
 
1508
 
 
1509
    expected_json = {
 
1510
        "foo": {
 
1511
            "Name": "foo",
 
1512
            "KeyID": ("92ed150794387c03ce684574b1139a65"
 
1513
                      "94a34f895daaaf09fd8ea90a27cddb12"),
 
1514
            "Host": "foo.example.org",
 
1515
            "Enabled": True,
 
1516
            "Timeout": 300000,
 
1517
            "LastCheckedOK": "2019-02-03T00:00:00",
 
1518
            "Created": "2019-01-02T00:00:00",
 
1519
            "Interval": 120000,
 
1520
            "Fingerprint": ("778827225BA7DE539C5A"
 
1521
                            "7CFA59CFF7CDBD9A5920"),
 
1522
            "CheckerRunning": False,
 
1523
            "LastEnabled": "2019-01-03T00:00:00",
 
1524
            "ApprovalPending": False,
 
1525
            "ApprovedByDefault": True,
 
1526
            "LastApprovalRequest": "",
 
1527
            "ApprovalDelay": 0,
 
1528
            "ApprovalDuration": 1000,
 
1529
            "Checker": "fping -q -- %(host)s",
 
1530
            "ExtendedTimeout": 900000,
 
1531
            "Expires": "2019-02-04T00:00:00",
 
1532
            "LastCheckerStatus": 0,
 
1533
        },
 
1534
        "barbar": {
 
1535
            "Name": "barbar",
 
1536
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
1537
                      "6ab612cff5ad227247e46c2b020f441c"),
 
1538
            "Host": "192.0.2.3",
 
1539
            "Enabled": True,
 
1540
            "Timeout": 300000,
 
1541
            "LastCheckedOK": "2019-02-04T00:00:00",
 
1542
            "Created": "2019-01-03T00:00:00",
 
1543
            "Interval": 120000,
 
1544
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
1545
                            "F547B3A107558FCA3A27"),
 
1546
            "CheckerRunning": True,
 
1547
            "LastEnabled": "2019-01-04T00:00:00",
 
1548
            "ApprovalPending": False,
 
1549
            "ApprovedByDefault": False,
 
1550
            "LastApprovalRequest": "2019-01-03T00:00:00",
 
1551
            "ApprovalDelay": 30000,
 
1552
            "ApprovalDuration": 93785000,
 
1553
            "Checker": ":",
 
1554
            "ExtendedTimeout": 900000,
 
1555
            "Expires": "2019-02-05T00:00:00",
 
1556
            "LastCheckerStatus": -2,
 
1557
        },
 
1558
    }
 
1559
 
 
1560
    def test_DumpJSON_normal(self):
 
1561
        output = command.DumpJSON().output(self.clients.values())
 
1562
        json_data = json.loads(output)
 
1563
        self.assertDictEqual(json_data, self.expected_json)
 
1564
 
 
1565
    def test_DumpJSON_one_client(self):
 
1566
        output = command.DumpJSON().output(self.one_client.values())
 
1567
        json_data = json.loads(output)
 
1568
        expected_json = {"foo": self.expected_json["foo"]}
 
1569
        self.assertDictEqual(json_data, expected_json)
 
1570
 
 
1571
    def test_PrintTable_normal(self):
 
1572
        output = command.PrintTable().output(self.clients.values())
 
1573
        expected_output = "\n".join((
 
1574
            "Name   Enabled Timeout  Last Successful Check",
 
1575
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
1576
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
1577
        ))
 
1578
        self.assertEqual(output, expected_output)
 
1579
 
 
1580
    def test_PrintTable_verbose(self):
 
1581
        output = command.PrintTable(verbose=True).output(
 
1582
            self.clients.values())
 
1583
        columns = (
 
1584
            (
 
1585
                "Name   ",
 
1586
                "foo    ",
 
1587
                "barbar ",
 
1588
            ),(
 
1589
                "Enabled ",
 
1590
                "Yes     ",
 
1591
                "Yes     ",
 
1592
            ),(
 
1593
                "Timeout  ",
 
1594
                "00:05:00 ",
 
1595
                "00:05:00 ",
 
1596
            ),(
 
1597
                "Last Successful Check ",
 
1598
                "2019-02-03T00:00:00   ",
 
1599
                "2019-02-04T00:00:00   ",
 
1600
            ),(
 
1601
                "Created             ",
 
1602
                "2019-01-02T00:00:00 ",
 
1603
                "2019-01-03T00:00:00 ",
 
1604
            ),(
 
1605
                "Interval ",
 
1606
                "00:02:00 ",
 
1607
                "00:02:00 ",
 
1608
            ),(
 
1609
                "Host            ",
 
1610
                "foo.example.org ",
 
1611
                "192.0.2.3       ",
 
1612
            ),(
 
1613
                ("Key ID                                             "
 
1614
                 "              "),
 
1615
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
1616
                 "ea90a27cddb12 "),
 
1617
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
1618
                 "46c2b020f441c "),
 
1619
            ),(
 
1620
                "Fingerprint                              ",
 
1621
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
1622
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
1623
            ),(
 
1624
                "Check Is Running ",
 
1625
                "No               ",
 
1626
                "Yes              ",
 
1627
            ),(
 
1628
                "Last Enabled        ",
 
1629
                "2019-01-03T00:00:00 ",
 
1630
                "2019-01-04T00:00:00 ",
 
1631
            ),(
 
1632
                "Approval Is Pending ",
 
1633
                "No                  ",
 
1634
                "No                  ",
 
1635
            ),(
 
1636
                "Approved By Default ",
 
1637
                "Yes                 ",
 
1638
                "No                  ",
 
1639
            ),(
 
1640
                "Last Approval Request ",
 
1641
                "                      ",
 
1642
                "2019-01-03T00:00:00   ",
 
1643
            ),(
 
1644
                "Approval Delay ",
 
1645
                "00:00:00       ",
 
1646
                "00:00:30       ",
 
1647
            ),(
 
1648
                "Approval Duration ",
 
1649
                "00:00:01          ",
 
1650
                "1T02:03:05        ",
 
1651
            ),(
 
1652
                "Checker              ",
 
1653
                "fping -q -- %(host)s ",
 
1654
                ":                    ",
 
1655
            ),(
 
1656
                "Extended Timeout ",
 
1657
                "00:15:00         ",
 
1658
                "00:15:00         ",
 
1659
            ),(
 
1660
                "Expires             ",
 
1661
                "2019-02-04T00:00:00 ",
 
1662
                "2019-02-05T00:00:00 ",
 
1663
            ),(
 
1664
                "Last Checker Status",
 
1665
                "0                  ",
 
1666
                "-2                 ",
 
1667
            )
 
1668
        )
 
1669
        num_lines = max(len(rows) for rows in columns)
 
1670
        expected_output = "\n".join("".join(rows[line]
 
1671
                                            for rows in columns)
 
1672
                                    for line in range(num_lines))
 
1673
        self.assertEqual(output, expected_output)
 
1674
 
 
1675
    def test_PrintTable_one_client(self):
 
1676
        output = command.PrintTable().output(self.one_client.values())
 
1677
        expected_output = "\n".join((
 
1678
            "Name Enabled Timeout  Last Successful Check",
 
1679
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
1680
        ))
 
1681
        self.assertEqual(output, expected_output)
 
1682
 
 
1683
 
 
1684
class TestPropertyCmd(TestCommand):
 
1685
    """Abstract class for tests of command.Property classes"""
 
1686
    def runTest(self):
 
1687
        if not hasattr(self, "command"):
 
1688
            return
 
1689
        values_to_get = getattr(self, "values_to_get",
 
1690
                                self.values_to_set)
 
1691
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1692
                                              values_to_get):
 
1693
            for clientpath in self.clients:
 
1694
                client = self.bus.get_object(dbus_busname, clientpath)
 
1695
                old_value = client.attributes[self.propname]
 
1696
                client.attributes[self.propname] = self.Unique()
 
1697
            self.run_command(value_to_set, self.clients)
 
1698
            for clientpath in self.clients:
 
1699
                client = self.bus.get_object(dbus_busname, clientpath)
 
1700
                value = client.attributes[self.propname]
 
1701
                self.assertNotIsInstance(value, self.Unique)
 
1702
                self.assertEqual(value, value_to_get)
 
1703
 
 
1704
    class Unique(object):
 
1705
        """Class for objects which exist only to be unique objects,
 
1706
since unittest.mock.sentinel only exists in Python 3.3"""
 
1707
 
 
1708
    def run_command(self, value, clients):
 
1709
        self.command().run(clients, self.bus)
 
1710
 
 
1711
 
 
1712
class TestEnableCmd(TestPropertyCmd):
 
1713
    command = command.Enable
 
1714
    propname = "Enabled"
 
1715
    values_to_set = [dbus.Boolean(True)]
 
1716
 
 
1717
 
 
1718
class TestDisableCmd(TestPropertyCmd):
 
1719
    command = command.Disable
 
1720
    propname = "Enabled"
 
1721
    values_to_set = [dbus.Boolean(False)]
 
1722
 
 
1723
 
 
1724
class TestBumpTimeoutCmd(TestPropertyCmd):
 
1725
    command = command.BumpTimeout
 
1726
    propname = "LastCheckedOK"
 
1727
    values_to_set = [""]
 
1728
 
 
1729
 
 
1730
class TestStartCheckerCmd(TestPropertyCmd):
 
1731
    command = command.StartChecker
 
1732
    propname = "CheckerRunning"
 
1733
    values_to_set = [dbus.Boolean(True)]
 
1734
 
 
1735
 
 
1736
class TestStopCheckerCmd(TestPropertyCmd):
 
1737
    command = command.StopChecker
 
1738
    propname = "CheckerRunning"
 
1739
    values_to_set = [dbus.Boolean(False)]
 
1740
 
 
1741
 
 
1742
class TestApproveByDefaultCmd(TestPropertyCmd):
 
1743
    command = command.ApproveByDefault
 
1744
    propname = "ApprovedByDefault"
 
1745
    values_to_set = [dbus.Boolean(True)]
 
1746
 
 
1747
 
 
1748
class TestDenyByDefaultCmd(TestPropertyCmd):
 
1749
    command = command.DenyByDefault
 
1750
    propname = "ApprovedByDefault"
 
1751
    values_to_set = [dbus.Boolean(False)]
 
1752
 
 
1753
 
 
1754
class TestPropertyValueCmd(TestPropertyCmd):
 
1755
    """Abstract class for tests of PropertyValueCmd classes"""
 
1756
 
 
1757
    def runTest(self):
 
1758
        if type(self) is TestPropertyValueCmd:
 
1759
            return
 
1760
        return super(TestPropertyValueCmd, self).runTest()
 
1761
 
 
1762
    def run_command(self, value, clients):
 
1763
        self.command(value).run(clients, self.bus)
 
1764
 
 
1765
 
 
1766
class TestSetCheckerCmd(TestPropertyValueCmd):
 
1767
    command = command.SetChecker
 
1768
    propname = "Checker"
 
1769
    values_to_set = ["", ":", "fping -q -- %s"]
 
1770
 
 
1771
 
 
1772
class TestSetHostCmd(TestPropertyValueCmd):
 
1773
    command = command.SetHost
 
1774
    propname = "Host"
 
1775
    values_to_set = ["192.0.2.3", "foo.example.org"]
 
1776
 
 
1777
 
 
1778
class TestSetSecretCmd(TestPropertyValueCmd):
 
1779
    command = command.SetSecret
 
1780
    propname = "Secret"
 
1781
    values_to_set = [io.BytesIO(b""),
 
1782
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1783
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
 
1784
 
 
1785
 
 
1786
class TestSetTimeoutCmd(TestPropertyValueCmd):
 
1787
    command = command.SetTimeout
 
1788
    propname = "Timeout"
 
1789
    values_to_set = [datetime.timedelta(),
 
1790
                     datetime.timedelta(minutes=5),
 
1791
                     datetime.timedelta(seconds=1),
 
1792
                     datetime.timedelta(weeks=1),
 
1793
                     datetime.timedelta(weeks=52)]
 
1794
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1795
 
 
1796
 
 
1797
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
 
1798
    command = command.SetExtendedTimeout
 
1799
    propname = "ExtendedTimeout"
 
1800
    values_to_set = [datetime.timedelta(),
 
1801
                     datetime.timedelta(minutes=5),
 
1802
                     datetime.timedelta(seconds=1),
 
1803
                     datetime.timedelta(weeks=1),
 
1804
                     datetime.timedelta(weeks=52)]
 
1805
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1806
 
 
1807
 
 
1808
class TestSetIntervalCmd(TestPropertyValueCmd):
 
1809
    command = command.SetInterval
 
1810
    propname = "Interval"
 
1811
    values_to_set = [datetime.timedelta(),
 
1812
                     datetime.timedelta(minutes=5),
 
1813
                     datetime.timedelta(seconds=1),
 
1814
                     datetime.timedelta(weeks=1),
 
1815
                     datetime.timedelta(weeks=52)]
 
1816
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1817
 
 
1818
 
 
1819
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
 
1820
    command = command.SetApprovalDelay
 
1821
    propname = "ApprovalDelay"
 
1822
    values_to_set = [datetime.timedelta(),
 
1823
                     datetime.timedelta(minutes=5),
 
1824
                     datetime.timedelta(seconds=1),
 
1825
                     datetime.timedelta(weeks=1),
 
1826
                     datetime.timedelta(weeks=52)]
 
1827
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1828
 
 
1829
 
 
1830
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
 
1831
    command = command.SetApprovalDuration
 
1832
    propname = "ApprovalDuration"
 
1833
    values_to_set = [datetime.timedelta(),
 
1834
                     datetime.timedelta(minutes=5),
 
1835
                     datetime.timedelta(seconds=1),
 
1836
                     datetime.timedelta(weeks=1),
 
1837
                     datetime.timedelta(weeks=52)]
 
1838
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
834
1839
 
835
1840
 
836
1841
 
851
1856
    return tests
852
1857
 
853
1858
if __name__ == "__main__":
854
 
    if should_only_run_tests():
855
 
        # Call using ./tdd-python-script --check [--verbose]
856
 
        unittest.main()
857
 
    else:
858
 
        main()
 
1859
    try:
 
1860
        if should_only_run_tests():
 
1861
            # Call using ./tdd-python-script --check [--verbose]
 
1862
            unittest.main()
 
1863
        else:
 
1864
            main()
 
1865
    finally:
 
1866
        logging.shutdown()