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  • Committer: Teddy Hogeborn
  • Date: 2019-03-08 23:55:34 UTC
  • Revision ID: teddy@recompile.se-20190308235534-kkiwc3oeyp0vxw5h
mandos-ctl: Add new --debug option to show D-Bus calls

* mandos-ctl (PropertyCmd, RemoveCmd, ApproveCmd, DenyCmd): Add debug
  output
  (add_command_line_options): Also add "--debug" options.
  (main): If debug option is set, set logging level to DEBUG.  Also
          add debug output when connecting to Mandos server.
* mandos-ctl.xml (SYNOPSIS): Show --debug option where appropriate.
  (OPTIONS): Document new "--debug" option.

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mandos-ctl
1
1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
 
2
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
3
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
5
#
6
 
# Copyright © 2008-2017 Teddy Hogeborn
7
 
# Copyright © 2008-2017 Björn Påhlsson
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
8
8
#
9
9
# This file is part of Mandos.
10
10
#
40
40
import os
41
41
import collections
42
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
43
48
 
44
49
import dbus
45
50
 
 
51
# Show warnings by default
 
52
if not sys.warnoptions:
 
53
    import warnings
 
54
    warnings.simplefilter("default")
 
55
 
 
56
log = logging.getLogger(sys.argv[0])
 
57
logging.basicConfig(level="INFO", # Show info level messages
 
58
                    format="%(message)s") # Show basic log messages
 
59
 
 
60
logging.captureWarnings(True)   # Show warnings via the logging system
 
61
 
46
62
if sys.version_info.major == 2:
47
63
    str = unicode
48
64
 
49
65
locale.setlocale(locale.LC_ALL, "")
50
66
 
51
 
tablewords = {
52
 
    "Name": "Name",
53
 
    "Enabled": "Enabled",
54
 
    "Timeout": "Timeout",
55
 
    "LastCheckedOK": "Last Successful Check",
56
 
    "LastApprovalRequest": "Last Approval Request",
57
 
    "Created": "Created",
58
 
    "Interval": "Interval",
59
 
    "Host": "Host",
60
 
    "Fingerprint": "Fingerprint",
61
 
    "CheckerRunning": "Check Is Running",
62
 
    "LastEnabled": "Last Enabled",
63
 
    "ApprovalPending": "Approval Is Pending",
64
 
    "ApprovedByDefault": "Approved By Default",
65
 
    "ApprovalDelay": "Approval Delay",
66
 
    "ApprovalDuration": "Approval Duration",
67
 
    "Checker": "Checker",
68
 
    "ExtendedTimeout": "Extended Timeout",
69
 
    "Expires": "Expires",
70
 
    "LastCheckerStatus": "Last Checker Status",
71
 
}
72
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
73
67
domain = "se.recompile"
74
68
busname = domain + ".Mandos"
75
69
server_path = "/"
76
70
server_interface = domain + ".Mandos"
77
71
client_interface = domain + ".Mandos.Client"
78
 
version = "1.7.15"
 
72
version = "1.8.3"
79
73
 
80
74
 
81
75
try:
102
96
    datetime.timedelta(0, 60)
103
97
    >>> rfc3339_duration_to_delta("PT60M")
104
98
    datetime.timedelta(0, 3600)
 
99
    >>> rfc3339_duration_to_delta("P60M")
 
100
    datetime.timedelta(1680)
105
101
    >>> rfc3339_duration_to_delta("PT24H")
106
102
    datetime.timedelta(1)
107
103
    >>> rfc3339_duration_to_delta("P1W")
110
106
    datetime.timedelta(0, 330)
111
107
    >>> rfc3339_duration_to_delta("P1DT3M20S")
112
108
    datetime.timedelta(1, 200)
 
109
    >>> # Can not be empty:
 
110
    >>> rfc3339_duration_to_delta("")
 
111
    Traceback (most recent call last):
 
112
    ...
 
113
    ValueError: Invalid RFC 3339 duration: u''
 
114
    >>> # Must start with "P":
 
115
    >>> rfc3339_duration_to_delta("1D")
 
116
    Traceback (most recent call last):
 
117
    ...
 
118
    ValueError: Invalid RFC 3339 duration: u'1D'
 
119
    >>> # Must use correct order
 
120
    >>> rfc3339_duration_to_delta("PT1S2M")
 
121
    Traceback (most recent call last):
 
122
    ...
 
123
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
124
    >>> # Time needs time marker
 
125
    >>> rfc3339_duration_to_delta("P1H2S")
 
126
    Traceback (most recent call last):
 
127
    ...
 
128
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
129
    >>> # Weeks can not be combined with anything else
 
130
    >>> rfc3339_duration_to_delta("P1D2W")
 
131
    Traceback (most recent call last):
 
132
    ...
 
133
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
134
    >>> rfc3339_duration_to_delta("P2W2H")
 
135
    Traceback (most recent call last):
 
136
    ...
 
137
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
113
138
    """
114
139
 
115
140
    # Parsing an RFC 3339 duration with regular expressions is not
193
218
 
194
219
 
195
220
def string_to_delta(interval):
196
 
    """Parse a string and return a datetime.timedelta
197
 
 
198
 
    >>> string_to_delta('7d')
199
 
    datetime.timedelta(7)
200
 
    >>> string_to_delta('60s')
201
 
    datetime.timedelta(0, 60)
202
 
    >>> string_to_delta('60m')
203
 
    datetime.timedelta(0, 3600)
204
 
    >>> string_to_delta('24h')
205
 
    datetime.timedelta(1)
206
 
    >>> string_to_delta('1w')
207
 
    datetime.timedelta(7)
208
 
    >>> string_to_delta('5m 30s')
209
 
    datetime.timedelta(0, 330)
210
 
    """
 
221
    """Parse a string and return a datetime.timedelta"""
211
222
 
212
223
    try:
213
224
        return rfc3339_duration_to_delta(interval)
214
 
    except ValueError:
215
 
        pass
 
225
    except ValueError as e:
 
226
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
227
                    ' '.join(e.args))
 
228
    return parse_pre_1_6_1_interval(interval)
 
229
 
 
230
 
 
231
def parse_pre_1_6_1_interval(interval):
 
232
    """Parse an interval string as documented by Mandos before 1.6.1,
 
233
    and return a datetime.timedelta
 
234
 
 
235
    >>> parse_pre_1_6_1_interval('7d')
 
236
    datetime.timedelta(7)
 
237
    >>> parse_pre_1_6_1_interval('60s')
 
238
    datetime.timedelta(0, 60)
 
239
    >>> parse_pre_1_6_1_interval('60m')
 
240
    datetime.timedelta(0, 3600)
 
241
    >>> parse_pre_1_6_1_interval('24h')
 
242
    datetime.timedelta(1)
 
243
    >>> parse_pre_1_6_1_interval('1w')
 
244
    datetime.timedelta(7)
 
245
    >>> parse_pre_1_6_1_interval('5m 30s')
 
246
    datetime.timedelta(0, 330)
 
247
    >>> parse_pre_1_6_1_interval('')
 
248
    datetime.timedelta(0)
 
249
    >>> # Ignore unknown characters, allow any order and repetitions
 
250
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
251
    datetime.timedelta(2, 480, 18000)
 
252
 
 
253
    """
216
254
 
217
255
    value = datetime.timedelta(0)
218
256
    regexp = re.compile(r"(\d+)([dsmhw]?)")
233
271
    return value
234
272
 
235
273
 
236
 
def print_clients(clients, keywords):
237
 
    def valuetostring(value, keyword):
238
 
        if type(value) is dbus.Boolean:
239
 
            return "Yes" if value else "No"
240
 
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
241
 
                       "ApprovalDuration", "ExtendedTimeout"):
242
 
            return milliseconds_to_string(value)
243
 
        return str(value)
244
 
 
245
 
    # Create format string to print table rows
246
 
    format_string = " ".join("{{{key}:{width}}}".format(
247
 
        width=max(len(tablewords[key]),
248
 
                  max(len(valuetostring(client[key], key))
249
 
                      for client in clients)),
250
 
        key=key)
251
 
                             for key in keywords)
252
 
    # Print header line
253
 
    print(format_string.format(**tablewords))
254
 
    for client in clients:
255
 
        print(format_string
256
 
              .format(**{key: valuetostring(client[key], key)
257
 
                         for key in keywords}))
258
 
 
259
 
 
260
 
def has_actions(options):
261
 
    return any((options.enable,
262
 
                options.disable,
263
 
                options.bump_timeout,
264
 
                options.start_checker,
265
 
                options.stop_checker,
266
 
                options.is_enabled,
267
 
                options.remove,
268
 
                options.checker is not None,
269
 
                options.timeout is not None,
270
 
                options.extended_timeout is not None,
271
 
                options.interval is not None,
272
 
                options.approved_by_default is not None,
273
 
                options.approval_delay is not None,
274
 
                options.approval_duration is not None,
275
 
                options.host is not None,
276
 
                options.secret is not None,
277
 
                options.approve,
278
 
                options.deny))
279
 
 
280
 
 
281
 
def main():
282
 
    parser = argparse.ArgumentParser()
 
274
## Classes for commands.
 
275
 
 
276
# Abstract classes first
 
277
class Command(object):
 
278
    """Abstract class for commands"""
 
279
    def run(self, mandos, clients):
 
280
        """Normal commands should implement run_on_one_client(), but
 
281
        commands which want to operate on all clients at the same time
 
282
        can override this run() method instead."""
 
283
        self.mandos = mandos
 
284
        for client, properties in clients.items():
 
285
            self.run_on_one_client(client, properties)
 
286
 
 
287
class PrintCmd(Command):
 
288
    """Abstract class for commands printing client details"""
 
289
    all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
290
                    "Created", "Interval", "Host", "KeyID",
 
291
                    "Fingerprint", "CheckerRunning", "LastEnabled",
 
292
                    "ApprovalPending", "ApprovedByDefault",
 
293
                    "LastApprovalRequest", "ApprovalDelay",
 
294
                    "ApprovalDuration", "Checker", "ExtendedTimeout",
 
295
                    "Expires", "LastCheckerStatus")
 
296
    def run(self, mandos, clients):
 
297
        print(self.output(clients))
 
298
 
 
299
class PropertyCmd(Command):
 
300
    """Abstract class for Actions for setting one client property"""
 
301
    def run_on_one_client(self, client, properties):
 
302
        """Set the Client's D-Bus property"""
 
303
        log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", busname,
 
304
                  client.__dbus_object_path__,
 
305
                  dbus.PROPERTIES_IFACE, client_interface,
 
306
                  self.property, self.value_to_set
 
307
                  if not isinstance(self.value_to_set, dbus.Boolean)
 
308
                  else bool(self.value_to_set))
 
309
        client.Set(client_interface, self.property, self.value_to_set,
 
310
                   dbus_interface=dbus.PROPERTIES_IFACE)
 
311
 
 
312
class ValueArgumentMixIn(object):
 
313
    """Mixin class for commands taking a value as argument"""
 
314
    def __init__(self, value):
 
315
        self.value_to_set = value
 
316
 
 
317
class MillisecondsValueArgumentMixIn(ValueArgumentMixIn):
 
318
    """Mixin class for commands taking a value argument as
 
319
    milliseconds."""
 
320
    @property
 
321
    def value_to_set(self):
 
322
        return self._vts
 
323
    @value_to_set.setter
 
324
    def value_to_set(self, value):
 
325
        """When setting, convert value to a datetime.timedelta"""
 
326
        self._vts = int(round(value.total_seconds() * 1000))
 
327
 
 
328
# Actual (non-abstract) command classes
 
329
 
 
330
class PrintTableCmd(PrintCmd):
 
331
    def __init__(self, verbose=False):
 
332
        self.verbose = verbose
 
333
 
 
334
    def output(self, clients):
 
335
        default_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
336
        keywords = default_keywords
 
337
        if self.verbose:
 
338
            keywords = self.all_keywords
 
339
        return str(self.TableOfClients(clients.values(), keywords))
 
340
 
 
341
    class TableOfClients(object):
 
342
        tableheaders = {
 
343
            "Name": "Name",
 
344
            "Enabled": "Enabled",
 
345
            "Timeout": "Timeout",
 
346
            "LastCheckedOK": "Last Successful Check",
 
347
            "LastApprovalRequest": "Last Approval Request",
 
348
            "Created": "Created",
 
349
            "Interval": "Interval",
 
350
            "Host": "Host",
 
351
            "Fingerprint": "Fingerprint",
 
352
            "KeyID": "Key ID",
 
353
            "CheckerRunning": "Check Is Running",
 
354
            "LastEnabled": "Last Enabled",
 
355
            "ApprovalPending": "Approval Is Pending",
 
356
            "ApprovedByDefault": "Approved By Default",
 
357
            "ApprovalDelay": "Approval Delay",
 
358
            "ApprovalDuration": "Approval Duration",
 
359
            "Checker": "Checker",
 
360
            "ExtendedTimeout": "Extended Timeout",
 
361
            "Expires": "Expires",
 
362
            "LastCheckerStatus": "Last Checker Status",
 
363
        }
 
364
 
 
365
        def __init__(self, clients, keywords, tableheaders=None):
 
366
            self.clients = clients
 
367
            self.keywords = keywords
 
368
            if tableheaders is not None:
 
369
                self.tableheaders = tableheaders
 
370
 
 
371
        def __str__(self):
 
372
            return "\n".join(self.rows())
 
373
 
 
374
        if sys.version_info.major == 2:
 
375
            __unicode__ = __str__
 
376
            def __str__(self):
 
377
                return str(self).encode(locale.getpreferredencoding())
 
378
 
 
379
        def rows(self):
 
380
            format_string = self.row_formatting_string()
 
381
            rows = [self.header_line(format_string)]
 
382
            rows.extend(self.client_line(client, format_string)
 
383
                        for client in self.clients)
 
384
            return rows
 
385
 
 
386
        def row_formatting_string(self):
 
387
            "Format string used to format table rows"
 
388
            return " ".join("{{{key}:{width}}}".format(
 
389
                width=max(len(self.tableheaders[key]),
 
390
                          *(len(self.string_from_client(client, key))
 
391
                            for client in self.clients)),
 
392
                key=key)
 
393
                            for key in self.keywords)
 
394
 
 
395
        def string_from_client(self, client, key):
 
396
            return self.valuetostring(client[key], key)
 
397
 
 
398
        @staticmethod
 
399
        def valuetostring(value, keyword):
 
400
            if isinstance(value, dbus.Boolean):
 
401
                return "Yes" if value else "No"
 
402
            if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
403
                           "ApprovalDuration", "ExtendedTimeout"):
 
404
                return milliseconds_to_string(value)
 
405
            return str(value)
 
406
 
 
407
        def header_line(self, format_string):
 
408
            return format_string.format(**self.tableheaders)
 
409
 
 
410
        def client_line(self, client, format_string):
 
411
            return format_string.format(
 
412
                **{key: self.string_from_client(client, key)
 
413
                   for key in self.keywords})
 
414
 
 
415
 
 
416
 
 
417
class DumpJSONCmd(PrintCmd):
 
418
    def output(self, clients):
 
419
        data = {client["Name"]:
 
420
                {key: self.dbus_boolean_to_bool(client[key])
 
421
                 for key in self.all_keywords}
 
422
                for client in clients.values()}
 
423
        return json.dumps(data, indent=4, separators=(',', ': '))
 
424
    @staticmethod
 
425
    def dbus_boolean_to_bool(value):
 
426
        if isinstance(value, dbus.Boolean):
 
427
            value = bool(value)
 
428
        return value
 
429
 
 
430
class IsEnabledCmd(Command):
 
431
    def run_on_one_client(self, client, properties):
 
432
        if self.is_enabled(client, properties):
 
433
            sys.exit(0)
 
434
        sys.exit(1)
 
435
    def is_enabled(self, client, properties):
 
436
        return bool(properties["Enabled"])
 
437
 
 
438
class RemoveCmd(Command):
 
439
    def run_on_one_client(self, client, properties):
 
440
        log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)", busname,
 
441
                  server_path, server_interface,
 
442
                  str(client.__dbus_object_path__))
 
443
        self.mandos.RemoveClient(client.__dbus_object_path__)
 
444
 
 
445
class ApproveCmd(Command):
 
446
    def run_on_one_client(self, client, properties):
 
447
        log.debug("D-Bus: %s:%s.Approve(True)",
 
448
                  client.__dbus_object_path__, client_interface)
 
449
        client.Approve(dbus.Boolean(True),
 
450
                       dbus_interface=client_interface)
 
451
 
 
452
class DenyCmd(Command):
 
453
    def run_on_one_client(self, client, properties):
 
454
        log.debug("D-Bus: %s:%s.Approve(False)",
 
455
                  client.__dbus_object_path__, client_interface)
 
456
        client.Approve(dbus.Boolean(False),
 
457
                       dbus_interface=client_interface)
 
458
 
 
459
class EnableCmd(PropertyCmd):
 
460
    property = "Enabled"
 
461
    value_to_set = dbus.Boolean(True)
 
462
 
 
463
class DisableCmd(PropertyCmd):
 
464
    property = "Enabled"
 
465
    value_to_set = dbus.Boolean(False)
 
466
 
 
467
class BumpTimeoutCmd(PropertyCmd):
 
468
    property = "LastCheckedOK"
 
469
    value_to_set = ""
 
470
 
 
471
class StartCheckerCmd(PropertyCmd):
 
472
    property = "CheckerRunning"
 
473
    value_to_set = dbus.Boolean(True)
 
474
 
 
475
class StopCheckerCmd(PropertyCmd):
 
476
    property = "CheckerRunning"
 
477
    value_to_set = dbus.Boolean(False)
 
478
 
 
479
class ApproveByDefaultCmd(PropertyCmd):
 
480
    property = "ApprovedByDefault"
 
481
    value_to_set = dbus.Boolean(True)
 
482
 
 
483
class DenyByDefaultCmd(PropertyCmd):
 
484
    property = "ApprovedByDefault"
 
485
    value_to_set = dbus.Boolean(False)
 
486
 
 
487
class SetCheckerCmd(PropertyCmd, ValueArgumentMixIn):
 
488
    property = "Checker"
 
489
 
 
490
class SetHostCmd(PropertyCmd, ValueArgumentMixIn):
 
491
    property = "Host"
 
492
 
 
493
class SetSecretCmd(PropertyCmd, ValueArgumentMixIn):
 
494
    @property
 
495
    def value_to_set(self):
 
496
        return self._vts
 
497
    @value_to_set.setter
 
498
    def value_to_set(self, value):
 
499
        """When setting, read data from supplied file object"""
 
500
        self._vts = value.read()
 
501
        value.close()
 
502
    property = "Secret"
 
503
 
 
504
class SetTimeoutCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
505
    property = "Timeout"
 
506
 
 
507
class SetExtendedTimeoutCmd(PropertyCmd,
 
508
                            MillisecondsValueArgumentMixIn):
 
509
    property = "ExtendedTimeout"
 
510
 
 
511
class SetIntervalCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
512
    property = "Interval"
 
513
 
 
514
class SetApprovalDelayCmd(PropertyCmd,
 
515
                          MillisecondsValueArgumentMixIn):
 
516
    property = "ApprovalDelay"
 
517
 
 
518
class SetApprovalDurationCmd(PropertyCmd,
 
519
                             MillisecondsValueArgumentMixIn):
 
520
    property = "ApprovalDuration"
 
521
 
 
522
def add_command_line_options(parser):
283
523
    parser.add_argument("--version", action="version",
284
524
                        version="%(prog)s {}".format(version),
285
525
                        help="show version number and exit")
289
529
                        help="Print all fields")
290
530
    parser.add_argument("-j", "--dump-json", action="store_true",
291
531
                        help="Dump client data in JSON format")
292
 
    parser.add_argument("-e", "--enable", action="store_true",
293
 
                        help="Enable client")
294
 
    parser.add_argument("-d", "--disable", action="store_true",
295
 
                        help="disable client")
 
532
    enable_disable = parser.add_mutually_exclusive_group()
 
533
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
534
                                help="Enable client")
 
535
    enable_disable.add_argument("-d", "--disable",
 
536
                                action="store_true",
 
537
                                help="disable client")
296
538
    parser.add_argument("-b", "--bump-timeout", action="store_true",
297
539
                        help="Bump timeout for client")
298
 
    parser.add_argument("--start-checker", action="store_true",
299
 
                        help="Start checker for client")
300
 
    parser.add_argument("--stop-checker", action="store_true",
301
 
                        help="Stop checker for client")
 
540
    start_stop_checker = parser.add_mutually_exclusive_group()
 
541
    start_stop_checker.add_argument("--start-checker",
 
542
                                    action="store_true",
 
543
                                    help="Start checker for client")
 
544
    start_stop_checker.add_argument("--stop-checker",
 
545
                                    action="store_true",
 
546
                                    help="Stop checker for client")
302
547
    parser.add_argument("-V", "--is-enabled", action="store_true",
303
548
                        help="Check if client is enabled")
304
549
    parser.add_argument("-r", "--remove", action="store_true",
305
550
                        help="Remove client")
306
551
    parser.add_argument("-c", "--checker",
307
552
                        help="Set checker command for client")
308
 
    parser.add_argument("-t", "--timeout",
 
553
    parser.add_argument("-t", "--timeout", type=string_to_delta,
309
554
                        help="Set timeout for client")
310
 
    parser.add_argument("--extended-timeout",
 
555
    parser.add_argument("--extended-timeout", type=string_to_delta,
311
556
                        help="Set extended timeout for client")
312
 
    parser.add_argument("-i", "--interval",
 
557
    parser.add_argument("-i", "--interval", type=string_to_delta,
313
558
                        help="Set checker interval for client")
314
 
    parser.add_argument("--approve-by-default", action="store_true",
315
 
                        default=None, dest="approved_by_default",
316
 
                        help="Set client to be approved by default")
317
 
    parser.add_argument("--deny-by-default", action="store_false",
318
 
                        dest="approved_by_default",
319
 
                        help="Set client to be denied by default")
320
 
    parser.add_argument("--approval-delay",
 
559
    approve_deny_default = parser.add_mutually_exclusive_group()
 
560
    approve_deny_default.add_argument(
 
561
        "--approve-by-default", action="store_true",
 
562
        default=None, dest="approved_by_default",
 
563
        help="Set client to be approved by default")
 
564
    approve_deny_default.add_argument(
 
565
        "--deny-by-default", action="store_false",
 
566
        dest="approved_by_default",
 
567
        help="Set client to be denied by default")
 
568
    parser.add_argument("--approval-delay", type=string_to_delta,
321
569
                        help="Set delay before client approve/deny")
322
 
    parser.add_argument("--approval-duration",
 
570
    parser.add_argument("--approval-duration", type=string_to_delta,
323
571
                        help="Set duration of one client approval")
324
572
    parser.add_argument("-H", "--host", help="Set host for client")
325
573
    parser.add_argument("-s", "--secret",
326
574
                        type=argparse.FileType(mode="rb"),
327
575
                        help="Set password blob (file) for client")
328
 
    parser.add_argument("-A", "--approve", action="store_true",
329
 
                        help="Approve any current client request")
330
 
    parser.add_argument("-D", "--deny", action="store_true",
331
 
                        help="Deny any current client request")
 
576
    approve_deny = parser.add_mutually_exclusive_group()
 
577
    approve_deny.add_argument(
 
578
        "-A", "--approve", action="store_true",
 
579
        help="Approve any current client request")
 
580
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
581
                              help="Deny any current client request")
 
582
    parser.add_argument("--debug", action="store_true",
 
583
                        help="Debug mode (show D-Bus commands)")
332
584
    parser.add_argument("--check", action="store_true",
333
585
                        help="Run self-test")
334
586
    parser.add_argument("client", nargs="*", help="Client name")
335
 
    options = parser.parse_args()
 
587
 
 
588
 
 
589
def commands_from_options(options):
 
590
 
 
591
    commands = []
 
592
 
 
593
    if options.dump_json:
 
594
        commands.append(DumpJSONCmd())
 
595
 
 
596
    if options.enable:
 
597
        commands.append(EnableCmd())
 
598
 
 
599
    if options.disable:
 
600
        commands.append(DisableCmd())
 
601
 
 
602
    if options.bump_timeout:
 
603
        commands.append(BumpTimeoutCmd())
 
604
 
 
605
    if options.start_checker:
 
606
        commands.append(StartCheckerCmd())
 
607
 
 
608
    if options.stop_checker:
 
609
        commands.append(StopCheckerCmd())
 
610
 
 
611
    if options.is_enabled:
 
612
        commands.append(IsEnabledCmd())
 
613
 
 
614
    if options.remove:
 
615
        commands.append(RemoveCmd())
 
616
 
 
617
    if options.checker is not None:
 
618
        commands.append(SetCheckerCmd(options.checker))
 
619
 
 
620
    if options.timeout is not None:
 
621
        commands.append(SetTimeoutCmd(options.timeout))
 
622
 
 
623
    if options.extended_timeout:
 
624
        commands.append(
 
625
            SetExtendedTimeoutCmd(options.extended_timeout))
 
626
 
 
627
    if options.interval is not None:
 
628
        commands.append(SetIntervalCmd(options.interval))
 
629
 
 
630
    if options.approved_by_default is not None:
 
631
        if options.approved_by_default:
 
632
            commands.append(ApproveByDefaultCmd())
 
633
        else:
 
634
            commands.append(DenyByDefaultCmd())
 
635
 
 
636
    if options.approval_delay is not None:
 
637
        commands.append(SetApprovalDelayCmd(options.approval_delay))
 
638
 
 
639
    if options.approval_duration is not None:
 
640
        commands.append(
 
641
            SetApprovalDurationCmd(options.approval_duration))
 
642
 
 
643
    if options.host is not None:
 
644
        commands.append(SetHostCmd(options.host))
 
645
 
 
646
    if options.secret is not None:
 
647
        commands.append(SetSecretCmd(options.secret))
 
648
 
 
649
    if options.approve:
 
650
        commands.append(ApproveCmd())
 
651
 
 
652
    if options.deny:
 
653
        commands.append(DenyCmd())
 
654
 
 
655
    # If no command option has been given, show table of clients,
 
656
    # optionally verbosely
 
657
    if not commands:
 
658
        commands.append(PrintTableCmd(verbose=options.verbose))
 
659
 
 
660
    return commands
 
661
 
 
662
 
 
663
def check_option_syntax(parser, options):
 
664
    """Apply additional restrictions on options, not expressible in
 
665
argparse"""
 
666
 
 
667
    def has_actions(options):
 
668
        return any((options.enable,
 
669
                    options.disable,
 
670
                    options.bump_timeout,
 
671
                    options.start_checker,
 
672
                    options.stop_checker,
 
673
                    options.is_enabled,
 
674
                    options.remove,
 
675
                    options.checker is not None,
 
676
                    options.timeout is not None,
 
677
                    options.extended_timeout is not None,
 
678
                    options.interval is not None,
 
679
                    options.approved_by_default is not None,
 
680
                    options.approval_delay is not None,
 
681
                    options.approval_duration is not None,
 
682
                    options.host is not None,
 
683
                    options.secret is not None,
 
684
                    options.approve,
 
685
                    options.deny))
336
686
 
337
687
    if has_actions(options) and not (options.client or options.all):
338
688
        parser.error("Options require clients names or --all.")
343
693
        parser.error("--dump-json can only be used alone.")
344
694
    if options.all and not has_actions(options):
345
695
        parser.error("--all requires an action.")
346
 
 
347
 
    if options.check:
348
 
        import doctest
349
 
        fail_count, test_count = doctest.testmod()
350
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
 
696
    if options.is_enabled and len(options.client) > 1:
 
697
        parser.error("--is-enabled requires exactly one client")
 
698
 
 
699
 
 
700
def main():
 
701
    parser = argparse.ArgumentParser()
 
702
 
 
703
    add_command_line_options(parser)
 
704
 
 
705
    options = parser.parse_args()
 
706
 
 
707
    check_option_syntax(parser, options)
 
708
 
 
709
    clientnames = options.client
 
710
 
 
711
    if options.debug:
 
712
        log.setLevel(logging.DEBUG)
351
713
 
352
714
    try:
353
715
        bus = dbus.SystemBus()
 
716
        log.debug("D-Bus: Connect to: (name=%r, path=%r)", busname,
 
717
                  server_path)
354
718
        mandos_dbus_objc = bus.get_object(busname, server_path)
355
719
    except dbus.exceptions.DBusException:
356
 
        print("Could not connect to Mandos server", file=sys.stderr)
 
720
        log.critical("Could not connect to Mandos server")
357
721
        sys.exit(1)
358
722
 
359
723
    mandos_serv = dbus.Interface(mandos_dbus_objc,
361
725
    mandos_serv_object_manager = dbus.Interface(
362
726
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
363
727
 
364
 
    # block stderr since dbus library prints to stderr
365
 
    null = os.open(os.path.devnull, os.O_RDWR)
366
 
    stderrcopy = os.dup(sys.stderr.fileno())
367
 
    os.dup2(null, sys.stderr.fileno())
368
 
    os.close(null)
 
728
    # Filter out log message from dbus module
 
729
    dbus_logger = logging.getLogger("dbus.proxies")
 
730
    class NullFilter(logging.Filter):
 
731
        def filter(self, record):
 
732
            return False
 
733
    dbus_filter = NullFilter()
369
734
    try:
370
 
        try:
371
 
            mandos_clients = {path: ifs_and_props[client_interface]
372
 
                              for path, ifs_and_props in
373
 
                              mandos_serv_object_manager
374
 
                              .GetManagedObjects().items()
375
 
                              if client_interface in ifs_and_props}
376
 
        finally:
377
 
            # restore stderr
378
 
            os.dup2(stderrcopy, sys.stderr.fileno())
379
 
            os.close(stderrcopy)
 
735
        dbus_logger.addFilter(dbus_filter)
 
736
        log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", busname,
 
737
                  server_path, dbus.OBJECT_MANAGER_IFACE)
 
738
        mandos_clients = {path: ifs_and_props[client_interface]
 
739
                          for path, ifs_and_props in
 
740
                          mandos_serv_object_manager
 
741
                          .GetManagedObjects().items()
 
742
                          if client_interface in ifs_and_props}
380
743
    except dbus.exceptions.DBusException as e:
381
 
        print("Access denied: "
382
 
              "Accessing mandos server through D-Bus: {}".format(e),
383
 
              file=sys.stderr)
 
744
        log.critical("Failed to access Mandos server through D-Bus:"
 
745
                     "\n%s", e)
384
746
        sys.exit(1)
 
747
    finally:
 
748
        # restore dbus logger
 
749
        dbus_logger.removeFilter(dbus_filter)
385
750
 
386
751
    # Compile dict of (clients: properties) to process
387
752
    clients = {}
388
753
 
389
 
    if options.all or not options.client:
 
754
    if not clientnames:
390
755
        clients = {bus.get_object(busname, path): properties
391
756
                   for path, properties in mandos_clients.items()}
392
757
    else:
393
 
        for name in options.client:
 
758
        for name in clientnames:
394
759
            for path, client in mandos_clients.items():
395
760
                if client["Name"] == name:
396
761
                    client_objc = bus.get_object(busname, path)
397
762
                    clients[client_objc] = client
398
763
                    break
399
764
            else:
400
 
                print("Client not found on server: {!r}"
401
 
                      .format(name), file=sys.stderr)
 
765
                log.critical("Client not found on server: %r", name)
402
766
                sys.exit(1)
403
767
 
404
 
    if not has_actions(options) and clients:
405
 
        if options.verbose or options.dump_json:
406
 
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
407
 
                        "Created", "Interval", "Host", "Fingerprint",
408
 
                        "CheckerRunning", "LastEnabled",
409
 
                        "ApprovalPending", "ApprovedByDefault",
410
 
                        "LastApprovalRequest", "ApprovalDelay",
411
 
                        "ApprovalDuration", "Checker",
412
 
                        "ExtendedTimeout", "Expires",
413
 
                        "LastCheckerStatus")
414
 
        else:
415
 
            keywords = defaultkeywords
416
 
 
417
 
        if options.dump_json:
418
 
            json.dump({client["Name"]: {key:
419
 
                                        bool(client[key])
420
 
                                        if isinstance(client[key],
421
 
                                                      dbus.Boolean)
422
 
                                        else client[key]
423
 
                                        for key in keywords}
424
 
                       for client in clients.values()},
425
 
                      fp=sys.stdout, indent=4,
426
 
                      separators=(',', ': '))
427
 
            print()
428
 
        else:
429
 
            print_clients(clients.values(), keywords)
430
 
    else:
431
 
        # Process each client in the list by all selected options
432
 
        for client in clients:
433
 
 
434
 
            def set_client_prop(prop, value):
435
 
                """Set a Client D-Bus property"""
436
 
                client.Set(client_interface, prop, value,
437
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
438
 
 
439
 
            def set_client_prop_ms(prop, value):
440
 
                """Set a Client D-Bus property, converted
441
 
                from a string to milliseconds."""
442
 
                set_client_prop(prop,
443
 
                                string_to_delta(value).total_seconds()
444
 
                                * 1000)
445
 
 
446
 
            if options.remove:
447
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
448
 
            if options.enable:
449
 
                set_client_prop("Enabled", dbus.Boolean(True))
450
 
            if options.disable:
451
 
                set_client_prop("Enabled", dbus.Boolean(False))
452
 
            if options.bump_timeout:
453
 
                set_client_prop("LastCheckedOK", "")
454
 
            if options.start_checker:
455
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
456
 
            if options.stop_checker:
457
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
458
 
            if options.is_enabled:
459
 
                if client.Get(client_interface, "Enabled",
460
 
                              dbus_interface=dbus.PROPERTIES_IFACE):
461
 
                    sys.exit(0)
462
 
                else:
463
 
                    sys.exit(1)
464
 
            if options.checker is not None:
465
 
                set_client_prop("Checker", options.checker)
466
 
            if options.host is not None:
467
 
                set_client_prop("Host", options.host)
468
 
            if options.interval is not None:
469
 
                set_client_prop_ms("Interval", options.interval)
470
 
            if options.approval_delay is not None:
471
 
                set_client_prop_ms("ApprovalDelay",
472
 
                                   options.approval_delay)
473
 
            if options.approval_duration is not None:
474
 
                set_client_prop_ms("ApprovalDuration",
475
 
                                   options.approval_duration)
476
 
            if options.timeout is not None:
477
 
                set_client_prop_ms("Timeout", options.timeout)
478
 
            if options.extended_timeout is not None:
479
 
                set_client_prop_ms("ExtendedTimeout",
480
 
                                   options.extended_timeout)
481
 
            if options.secret is not None:
482
 
                set_client_prop("Secret",
483
 
                                dbus.ByteArray(options.secret.read()))
484
 
            if options.approved_by_default is not None:
485
 
                set_client_prop("ApprovedByDefault",
486
 
                                dbus.Boolean(options
487
 
                                             .approved_by_default))
488
 
            if options.approve:
489
 
                client.Approve(dbus.Boolean(True),
490
 
                               dbus_interface=client_interface)
491
 
            elif options.deny:
492
 
                client.Approve(dbus.Boolean(False),
493
 
                               dbus_interface=client_interface)
494
 
 
 
768
    # Run all commands on clients
 
769
    commands = commands_from_options(options)
 
770
    for command in commands:
 
771
        command.run(mandos_serv, clients)
 
772
 
 
773
 
 
774
class Test_milliseconds_to_string(unittest.TestCase):
 
775
    def test_all(self):
 
776
        self.assertEqual(milliseconds_to_string(93785000),
 
777
                         "1T02:03:05")
 
778
    def test_no_days(self):
 
779
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
 
780
    def test_all_zero(self):
 
781
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
 
782
    def test_no_fractional_seconds(self):
 
783
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
 
784
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
 
785
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
 
786
 
 
787
class Test_string_to_delta(unittest.TestCase):
 
788
    def test_handles_basic_rfc3339(self):
 
789
        self.assertEqual(string_to_delta("PT0S"),
 
790
                         datetime.timedelta())
 
791
        self.assertEqual(string_to_delta("P0D"),
 
792
                         datetime.timedelta())
 
793
        self.assertEqual(string_to_delta("PT1S"),
 
794
                         datetime.timedelta(0, 1))
 
795
        self.assertEqual(string_to_delta("PT2H"),
 
796
                         datetime.timedelta(0, 7200))
 
797
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
798
        # assertLogs only exists in Python 3.4
 
799
        if hasattr(self, "assertLogs"):
 
800
            with self.assertLogs(log, logging.WARNING):
 
801
                value = string_to_delta("2h")
 
802
        else:
 
803
            class WarningFilter(logging.Filter):
 
804
                """Don't show, but record the presence of, warnings"""
 
805
                def filter(self, record):
 
806
                    is_warning = record.levelno >= logging.WARNING
 
807
                    self.found = is_warning or getattr(self, "found",
 
808
                                                       False)
 
809
                    return not is_warning
 
810
            warning_filter = WarningFilter()
 
811
            log.addFilter(warning_filter)
 
812
            try:
 
813
                value = string_to_delta("2h")
 
814
            finally:
 
815
                log.removeFilter(warning_filter)
 
816
            self.assertTrue(getattr(warning_filter, "found", False))
 
817
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
818
 
 
819
 
 
820
class TestCmd(unittest.TestCase):
 
821
    """Abstract class for tests of command classes"""
 
822
    def setUp(self):
 
823
        testcase = self
 
824
        class MockClient(object):
 
825
            def __init__(self, name, **attributes):
 
826
                self.__dbus_object_path__ = "objpath_{}".format(name)
 
827
                self.attributes = attributes
 
828
                self.attributes["Name"] = name
 
829
                self.calls = []
 
830
            def Set(self, interface, property, value, dbus_interface):
 
831
                testcase.assertEqual(interface, client_interface)
 
832
                testcase.assertEqual(dbus_interface,
 
833
                                     dbus.PROPERTIES_IFACE)
 
834
                self.attributes[property] = value
 
835
            def Get(self, interface, property, dbus_interface):
 
836
                testcase.assertEqual(interface, client_interface)
 
837
                testcase.assertEqual(dbus_interface,
 
838
                                     dbus.PROPERTIES_IFACE)
 
839
                return self.attributes[property]
 
840
            def Approve(self, approve, dbus_interface):
 
841
                testcase.assertEqual(dbus_interface, client_interface)
 
842
                self.calls.append(("Approve", (approve,
 
843
                                               dbus_interface)))
 
844
        self.client = MockClient(
 
845
            "foo",
 
846
            KeyID=("92ed150794387c03ce684574b1139a65"
 
847
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
848
            Secret=b"secret",
 
849
            Host="foo.example.org",
 
850
            Enabled=dbus.Boolean(True),
 
851
            Timeout=300000,
 
852
            LastCheckedOK="2019-02-03T00:00:00",
 
853
            Created="2019-01-02T00:00:00",
 
854
            Interval=120000,
 
855
            Fingerprint=("778827225BA7DE539C5A"
 
856
                         "7CFA59CFF7CDBD9A5920"),
 
857
            CheckerRunning=dbus.Boolean(False),
 
858
            LastEnabled="2019-01-03T00:00:00",
 
859
            ApprovalPending=dbus.Boolean(False),
 
860
            ApprovedByDefault=dbus.Boolean(True),
 
861
            LastApprovalRequest="",
 
862
            ApprovalDelay=0,
 
863
            ApprovalDuration=1000,
 
864
            Checker="fping -q -- %(host)s",
 
865
            ExtendedTimeout=900000,
 
866
            Expires="2019-02-04T00:00:00",
 
867
            LastCheckerStatus=0)
 
868
        self.other_client = MockClient(
 
869
            "barbar",
 
870
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
871
                   "6ab612cff5ad227247e46c2b020f441c"),
 
872
            Secret=b"secretbar",
 
873
            Host="192.0.2.3",
 
874
            Enabled=dbus.Boolean(True),
 
875
            Timeout=300000,
 
876
            LastCheckedOK="2019-02-04T00:00:00",
 
877
            Created="2019-01-03T00:00:00",
 
878
            Interval=120000,
 
879
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
880
                         "F547B3A107558FCA3A27"),
 
881
            CheckerRunning=dbus.Boolean(True),
 
882
            LastEnabled="2019-01-04T00:00:00",
 
883
            ApprovalPending=dbus.Boolean(False),
 
884
            ApprovedByDefault=dbus.Boolean(False),
 
885
            LastApprovalRequest="2019-01-03T00:00:00",
 
886
            ApprovalDelay=30000,
 
887
            ApprovalDuration=1000,
 
888
            Checker=":",
 
889
            ExtendedTimeout=900000,
 
890
            Expires="2019-02-05T00:00:00",
 
891
            LastCheckerStatus=-2)
 
892
        self.clients =  collections.OrderedDict(
 
893
            [
 
894
                (self.client, self.client.attributes),
 
895
                (self.other_client, self.other_client.attributes),
 
896
            ])
 
897
        self.one_client = {self.client: self.client.attributes}
 
898
 
 
899
class TestPrintTableCmd(TestCmd):
 
900
    def test_normal(self):
 
901
        output = PrintTableCmd().output(self.clients)
 
902
        expected_output = """
 
903
Name   Enabled Timeout  Last Successful Check
 
904
foo    Yes     00:05:00 2019-02-03T00:00:00  
 
905
barbar Yes     00:05:00 2019-02-04T00:00:00  
 
906
"""[1:-1]
 
907
        self.assertEqual(output, expected_output)
 
908
    def test_verbose(self):
 
909
        output = PrintTableCmd(verbose=True).output(self.clients)
 
910
        expected_output = """
 
911
Name   Enabled Timeout  Last Successful Check Created             Interval Host            Key ID                                                           Fingerprint                              Check Is Running Last Enabled        Approval Is Pending Approved By Default Last Approval Request Approval Delay Approval Duration Checker              Extended Timeout Expires             Last Checker Status
 
912
foo    Yes     00:05:00 2019-02-03T00:00:00   2019-01-02T00:00:00 00:02:00 foo.example.org 92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8ea90a27cddb12 778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 No               2019-01-03T00:00:00 No                  Yes                                       00:00:00       00:00:01          fping -q -- %(host)s 00:15:00         2019-02-04T00:00:00 0                  
 
913
barbar Yes     00:05:00 2019-02-04T00:00:00   2019-01-03T00:00:00 00:02:00 192.0.2.3       0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e46c2b020f441c 3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 Yes              2019-01-04T00:00:00 No                  No                  2019-01-03T00:00:00   00:00:30       00:00:01          :                    00:15:00         2019-02-05T00:00:00 -2                 
 
914
"""[1:-1]
 
915
        self.assertEqual(output, expected_output)
 
916
    def test_one_client(self):
 
917
        output = PrintTableCmd().output(self.one_client)
 
918
        expected_output = """
 
919
Name Enabled Timeout  Last Successful Check
 
920
foo  Yes     00:05:00 2019-02-03T00:00:00  
 
921
"""[1:-1]
 
922
        self.assertEqual(output, expected_output)
 
923
 
 
924
class TestDumpJSONCmd(TestCmd):
 
925
    def setUp(self):
 
926
        self.expected_json = {
 
927
            "foo": {
 
928
                "Name": "foo",
 
929
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
930
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
931
                "Host": "foo.example.org",
 
932
                "Enabled": True,
 
933
                "Timeout": 300000,
 
934
                "LastCheckedOK": "2019-02-03T00:00:00",
 
935
                "Created": "2019-01-02T00:00:00",
 
936
                "Interval": 120000,
 
937
                "Fingerprint": ("778827225BA7DE539C5A"
 
938
                                "7CFA59CFF7CDBD9A5920"),
 
939
                "CheckerRunning": False,
 
940
                "LastEnabled": "2019-01-03T00:00:00",
 
941
                "ApprovalPending": False,
 
942
                "ApprovedByDefault": True,
 
943
                "LastApprovalRequest": "",
 
944
                "ApprovalDelay": 0,
 
945
                "ApprovalDuration": 1000,
 
946
                "Checker": "fping -q -- %(host)s",
 
947
                "ExtendedTimeout": 900000,
 
948
                "Expires": "2019-02-04T00:00:00",
 
949
                "LastCheckerStatus": 0,
 
950
            },
 
951
            "barbar": {
 
952
                "Name": "barbar",
 
953
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
954
                          "6ab612cff5ad227247e46c2b020f441c"),
 
955
                "Host": "192.0.2.3",
 
956
                "Enabled": True,
 
957
                "Timeout": 300000,
 
958
                "LastCheckedOK": "2019-02-04T00:00:00",
 
959
                "Created": "2019-01-03T00:00:00",
 
960
                "Interval": 120000,
 
961
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
962
                                "F547B3A107558FCA3A27"),
 
963
                "CheckerRunning": True,
 
964
                "LastEnabled": "2019-01-04T00:00:00",
 
965
                "ApprovalPending": False,
 
966
                "ApprovedByDefault": False,
 
967
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
968
                "ApprovalDelay": 30000,
 
969
                "ApprovalDuration": 1000,
 
970
                "Checker": ":",
 
971
                "ExtendedTimeout": 900000,
 
972
                "Expires": "2019-02-05T00:00:00",
 
973
                "LastCheckerStatus": -2,
 
974
            },
 
975
        }
 
976
        return super(TestDumpJSONCmd, self).setUp()
 
977
    def test_normal(self):
 
978
        json_data = json.loads(DumpJSONCmd().output(self.clients))
 
979
        self.assertDictEqual(json_data, self.expected_json)
 
980
    def test_one_client(self):
 
981
        clients = self.one_client
 
982
        json_data = json.loads(DumpJSONCmd().output(clients))
 
983
        expected_json = {"foo": self.expected_json["foo"]}
 
984
        self.assertDictEqual(json_data, expected_json)
 
985
 
 
986
class TestIsEnabledCmd(TestCmd):
 
987
    def test_is_enabled(self):
 
988
        self.assertTrue(all(IsEnabledCmd().is_enabled(client, properties)
 
989
                            for client, properties in self.clients.items()))
 
990
    def test_is_enabled_run_exits_successfully(self):
 
991
        with self.assertRaises(SystemExit) as e:
 
992
            IsEnabledCmd().run(None, self.one_client)
 
993
        if e.exception.code is not None:
 
994
            self.assertEqual(e.exception.code, 0)
 
995
        else:
 
996
            self.assertIsNone(e.exception.code)
 
997
    def test_is_enabled_run_exits_with_failure(self):
 
998
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
999
        with self.assertRaises(SystemExit) as e:
 
1000
            IsEnabledCmd().run(None, self.one_client)
 
1001
        if isinstance(e.exception.code, int):
 
1002
            self.assertNotEqual(e.exception.code, 0)
 
1003
        else:
 
1004
            self.assertIsNotNone(e.exception.code)
 
1005
 
 
1006
class TestRemoveCmd(TestCmd):
 
1007
    def test_remove(self):
 
1008
        class MockMandos(object):
 
1009
            def __init__(self):
 
1010
                self.calls = []
 
1011
            def RemoveClient(self, dbus_path):
 
1012
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1013
        mandos = MockMandos()
 
1014
        super(TestRemoveCmd, self).setUp()
 
1015
        RemoveCmd().run(mandos, self.clients)
 
1016
        self.assertEqual(len(mandos.calls), 2)
 
1017
        for client in self.clients:
 
1018
            self.assertIn(("RemoveClient",
 
1019
                           (client.__dbus_object_path__,)),
 
1020
                          mandos.calls)
 
1021
 
 
1022
class TestApproveCmd(TestCmd):
 
1023
    def test_approve(self):
 
1024
        ApproveCmd().run(None, self.clients)
 
1025
        for client in self.clients:
 
1026
            self.assertIn(("Approve", (True, client_interface)),
 
1027
                          client.calls)
 
1028
 
 
1029
class TestDenyCmd(TestCmd):
 
1030
    def test_deny(self):
 
1031
        DenyCmd().run(None, self.clients)
 
1032
        for client in self.clients:
 
1033
            self.assertIn(("Approve", (False, client_interface)),
 
1034
                          client.calls)
 
1035
 
 
1036
class TestEnableCmd(TestCmd):
 
1037
    def test_enable(self):
 
1038
        for client in self.clients:
 
1039
            client.attributes["Enabled"] = False
 
1040
 
 
1041
        EnableCmd().run(None, self.clients)
 
1042
 
 
1043
        for client in self.clients:
 
1044
            self.assertTrue(client.attributes["Enabled"])
 
1045
 
 
1046
class TestDisableCmd(TestCmd):
 
1047
    def test_disable(self):
 
1048
        DisableCmd().run(None, self.clients)
 
1049
 
 
1050
        for client in self.clients:
 
1051
            self.assertFalse(client.attributes["Enabled"])
 
1052
 
 
1053
class Unique(object):
 
1054
    """Class for objects which exist only to be unique objects, since
 
1055
unittest.mock.sentinel only exists in Python 3.3"""
 
1056
 
 
1057
class TestPropertyCmd(TestCmd):
 
1058
    """Abstract class for tests of PropertyCmd classes"""
 
1059
    def runTest(self):
 
1060
        if not hasattr(self, "command"):
 
1061
            return
 
1062
        values_to_get = getattr(self, "values_to_get",
 
1063
                                self.values_to_set)
 
1064
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1065
                                              values_to_get):
 
1066
            for client in self.clients:
 
1067
                old_value = client.attributes[self.property]
 
1068
                self.assertNotIsInstance(old_value, Unique)
 
1069
                client.attributes[self.property] = Unique()
 
1070
            self.run_command(value_to_set, self.clients)
 
1071
            for client in self.clients:
 
1072
                value = client.attributes[self.property]
 
1073
                self.assertNotIsInstance(value, Unique)
 
1074
                self.assertEqual(value, value_to_get)
 
1075
    def run_command(self, value, clients):
 
1076
        self.command().run(None, clients)
 
1077
 
 
1078
class TestBumpTimeoutCmd(TestPropertyCmd):
 
1079
    command = BumpTimeoutCmd
 
1080
    property = "LastCheckedOK"
 
1081
    values_to_set = [""]
 
1082
 
 
1083
class TestStartCheckerCmd(TestPropertyCmd):
 
1084
    command = StartCheckerCmd
 
1085
    property = "CheckerRunning"
 
1086
    values_to_set = [dbus.Boolean(True)]
 
1087
 
 
1088
class TestStopCheckerCmd(TestPropertyCmd):
 
1089
    command = StopCheckerCmd
 
1090
    property = "CheckerRunning"
 
1091
    values_to_set = [dbus.Boolean(False)]
 
1092
 
 
1093
class TestApproveByDefaultCmd(TestPropertyCmd):
 
1094
    command = ApproveByDefaultCmd
 
1095
    property = "ApprovedByDefault"
 
1096
    values_to_set = [dbus.Boolean(True)]
 
1097
 
 
1098
class TestDenyByDefaultCmd(TestPropertyCmd):
 
1099
    command = DenyByDefaultCmd
 
1100
    property = "ApprovedByDefault"
 
1101
    values_to_set = [dbus.Boolean(False)]
 
1102
 
 
1103
class TestValueArgumentPropertyCmd(TestPropertyCmd):
 
1104
    """Abstract class for tests of PropertyCmd classes using the
 
1105
ValueArgumentMixIn"""
 
1106
    def runTest(self):
 
1107
        if type(self) is TestValueArgumentPropertyCmd:
 
1108
            return
 
1109
        return super(TestValueArgumentPropertyCmd, self).runTest()
 
1110
    def run_command(self, value, clients):
 
1111
        self.command(value).run(None, clients)
 
1112
 
 
1113
class TestSetCheckerCmd(TestValueArgumentPropertyCmd):
 
1114
    command = SetCheckerCmd
 
1115
    property = "Checker"
 
1116
    values_to_set = ["", ":", "fping -q -- %s"]
 
1117
 
 
1118
class TestSetHostCmd(TestValueArgumentPropertyCmd):
 
1119
    command = SetHostCmd
 
1120
    property = "Host"
 
1121
    values_to_set = ["192.0.2.3", "foo.example.org"]
 
1122
 
 
1123
class TestSetSecretCmd(TestValueArgumentPropertyCmd):
 
1124
    command = SetSecretCmd
 
1125
    property = "Secret"
 
1126
    values_to_set = [io.BytesIO(b""),
 
1127
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1128
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
 
1129
 
 
1130
class TestSetTimeoutCmd(TestValueArgumentPropertyCmd):
 
1131
    command = SetTimeoutCmd
 
1132
    property = "Timeout"
 
1133
    values_to_set = [datetime.timedelta(),
 
1134
                     datetime.timedelta(minutes=5),
 
1135
                     datetime.timedelta(seconds=1),
 
1136
                     datetime.timedelta(weeks=1),
 
1137
                     datetime.timedelta(weeks=52)]
 
1138
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1139
 
 
1140
class TestSetExtendedTimeoutCmd(TestValueArgumentPropertyCmd):
 
1141
    command = SetExtendedTimeoutCmd
 
1142
    property = "ExtendedTimeout"
 
1143
    values_to_set = [datetime.timedelta(),
 
1144
                     datetime.timedelta(minutes=5),
 
1145
                     datetime.timedelta(seconds=1),
 
1146
                     datetime.timedelta(weeks=1),
 
1147
                     datetime.timedelta(weeks=52)]
 
1148
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1149
 
 
1150
class TestSetIntervalCmd(TestValueArgumentPropertyCmd):
 
1151
    command = SetIntervalCmd
 
1152
    property = "Interval"
 
1153
    values_to_set = [datetime.timedelta(),
 
1154
                     datetime.timedelta(minutes=5),
 
1155
                     datetime.timedelta(seconds=1),
 
1156
                     datetime.timedelta(weeks=1),
 
1157
                     datetime.timedelta(weeks=52)]
 
1158
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1159
 
 
1160
class TestSetApprovalDelayCmd(TestValueArgumentPropertyCmd):
 
1161
    command = SetApprovalDelayCmd
 
1162
    property = "ApprovalDelay"
 
1163
    values_to_set = [datetime.timedelta(),
 
1164
                     datetime.timedelta(minutes=5),
 
1165
                     datetime.timedelta(seconds=1),
 
1166
                     datetime.timedelta(weeks=1),
 
1167
                     datetime.timedelta(weeks=52)]
 
1168
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1169
 
 
1170
class TestSetApprovalDurationCmd(TestValueArgumentPropertyCmd):
 
1171
    command = SetApprovalDurationCmd
 
1172
    property = "ApprovalDuration"
 
1173
    values_to_set = [datetime.timedelta(),
 
1174
                     datetime.timedelta(minutes=5),
 
1175
                     datetime.timedelta(seconds=1),
 
1176
                     datetime.timedelta(weeks=1),
 
1177
                     datetime.timedelta(weeks=52)]
 
1178
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1179
 
 
1180
class Test_command_from_options(unittest.TestCase):
 
1181
    def setUp(self):
 
1182
        self.parser = argparse.ArgumentParser()
 
1183
        add_command_line_options(self.parser)
 
1184
    def assert_command_from_args(self, args, command_cls, **cmd_attrs):
 
1185
        """Assert that parsing ARGS should result in an instance of
 
1186
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1187
        options = self.parser.parse_args(args)
 
1188
        check_option_syntax(self.parser, options)
 
1189
        commands = commands_from_options(options)
 
1190
        self.assertEqual(len(commands), 1)
 
1191
        command = commands[0]
 
1192
        self.assertIsInstance(command, command_cls)
 
1193
        for key, value in cmd_attrs.items():
 
1194
            self.assertEqual(getattr(command, key), value)
 
1195
    def test_print_table(self):
 
1196
        self.assert_command_from_args([], PrintTableCmd,
 
1197
                                      verbose=False)
 
1198
 
 
1199
    def test_print_table_verbose(self):
 
1200
        self.assert_command_from_args(["--verbose"], PrintTableCmd,
 
1201
                                      verbose=True)
 
1202
 
 
1203
    def test_print_table_verbose_short(self):
 
1204
        self.assert_command_from_args(["-v"], PrintTableCmd,
 
1205
                                      verbose=True)
 
1206
 
 
1207
    def test_enable(self):
 
1208
        self.assert_command_from_args(["--enable", "foo"], EnableCmd)
 
1209
 
 
1210
    def test_enable_short(self):
 
1211
        self.assert_command_from_args(["-e", "foo"], EnableCmd)
 
1212
 
 
1213
    def test_disable(self):
 
1214
        self.assert_command_from_args(["--disable", "foo"],
 
1215
                                      DisableCmd)
 
1216
 
 
1217
    def test_disable_short(self):
 
1218
        self.assert_command_from_args(["-d", "foo"], DisableCmd)
 
1219
 
 
1220
    def test_bump_timeout(self):
 
1221
        self.assert_command_from_args(["--bump-timeout", "foo"],
 
1222
                                      BumpTimeoutCmd)
 
1223
 
 
1224
    def test_bump_timeout_short(self):
 
1225
        self.assert_command_from_args(["-b", "foo"], BumpTimeoutCmd)
 
1226
 
 
1227
    def test_start_checker(self):
 
1228
        self.assert_command_from_args(["--start-checker", "foo"],
 
1229
                                      StartCheckerCmd)
 
1230
 
 
1231
    def test_stop_checker(self):
 
1232
        self.assert_command_from_args(["--stop-checker", "foo"],
 
1233
                                      StopCheckerCmd)
 
1234
 
 
1235
    def test_remove(self):
 
1236
        self.assert_command_from_args(["--remove", "foo"],
 
1237
                                      RemoveCmd)
 
1238
 
 
1239
    def test_remove_short(self):
 
1240
        self.assert_command_from_args(["-r", "foo"], RemoveCmd)
 
1241
 
 
1242
    def test_checker(self):
 
1243
        self.assert_command_from_args(["--checker", ":", "foo"],
 
1244
                                      SetCheckerCmd, value_to_set=":")
 
1245
 
 
1246
    def test_checker_empty(self):
 
1247
        self.assert_command_from_args(["--checker", "", "foo"],
 
1248
                                      SetCheckerCmd, value_to_set="")
 
1249
 
 
1250
    def test_checker_short(self):
 
1251
        self.assert_command_from_args(["-c", ":", "foo"],
 
1252
                                      SetCheckerCmd, value_to_set=":")
 
1253
 
 
1254
    def test_timeout(self):
 
1255
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
 
1256
                                      SetTimeoutCmd,
 
1257
                                      value_to_set=300000)
 
1258
 
 
1259
    def test_timeout_short(self):
 
1260
        self.assert_command_from_args(["-t", "PT5M", "foo"],
 
1261
                                      SetTimeoutCmd,
 
1262
                                      value_to_set=300000)
 
1263
 
 
1264
    def test_extended_timeout(self):
 
1265
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1266
                                       "foo"],
 
1267
                                      SetExtendedTimeoutCmd,
 
1268
                                      value_to_set=900000)
 
1269
 
 
1270
    def test_interval(self):
 
1271
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
 
1272
                                      SetIntervalCmd,
 
1273
                                      value_to_set=120000)
 
1274
 
 
1275
    def test_interval_short(self):
 
1276
        self.assert_command_from_args(["-i", "PT2M", "foo"],
 
1277
                                      SetIntervalCmd,
 
1278
                                      value_to_set=120000)
 
1279
 
 
1280
    def test_approve_by_default(self):
 
1281
        self.assert_command_from_args(["--approve-by-default", "foo"],
 
1282
                                      ApproveByDefaultCmd)
 
1283
 
 
1284
    def test_deny_by_default(self):
 
1285
        self.assert_command_from_args(["--deny-by-default", "foo"],
 
1286
                                      DenyByDefaultCmd)
 
1287
 
 
1288
    def test_approval_delay(self):
 
1289
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1290
                                       "foo"], SetApprovalDelayCmd,
 
1291
                                      value_to_set=30000)
 
1292
 
 
1293
    def test_approval_duration(self):
 
1294
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1295
                                       "foo"], SetApprovalDurationCmd,
 
1296
                                      value_to_set=1000)
 
1297
 
 
1298
    def test_host(self):
 
1299
        self.assert_command_from_args(["--host", "foo.example.org",
 
1300
                                       "foo"], SetHostCmd,
 
1301
                                      value_to_set="foo.example.org")
 
1302
 
 
1303
    def test_host_short(self):
 
1304
        self.assert_command_from_args(["-H", "foo.example.org",
 
1305
                                       "foo"], SetHostCmd,
 
1306
                                      value_to_set="foo.example.org")
 
1307
 
 
1308
    def test_secret_devnull(self):
 
1309
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1310
                                       "foo"], SetSecretCmd,
 
1311
                                      value_to_set=b"")
 
1312
 
 
1313
    def test_secret_tempfile(self):
 
1314
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1315
            value = b"secret\0xyzzy\nbar"
 
1316
            f.write(value)
 
1317
            f.seek(0)
 
1318
            self.assert_command_from_args(["--secret", f.name,
 
1319
                                           "foo"], SetSecretCmd,
 
1320
                                          value_to_set=value)
 
1321
 
 
1322
    def test_secret_devnull_short(self):
 
1323
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
 
1324
                                      SetSecretCmd, value_to_set=b"")
 
1325
 
 
1326
    def test_secret_tempfile_short(self):
 
1327
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1328
            value = b"secret\0xyzzy\nbar"
 
1329
            f.write(value)
 
1330
            f.seek(0)
 
1331
            self.assert_command_from_args(["-s", f.name, "foo"],
 
1332
                                          SetSecretCmd,
 
1333
                                          value_to_set=value)
 
1334
 
 
1335
    def test_approve(self):
 
1336
        self.assert_command_from_args(["--approve", "foo"],
 
1337
                                      ApproveCmd)
 
1338
 
 
1339
    def test_approve_short(self):
 
1340
        self.assert_command_from_args(["-A", "foo"], ApproveCmd)
 
1341
 
 
1342
    def test_deny(self):
 
1343
        self.assert_command_from_args(["--deny", "foo"], DenyCmd)
 
1344
 
 
1345
    def test_deny_short(self):
 
1346
        self.assert_command_from_args(["-D", "foo"], DenyCmd)
 
1347
 
 
1348
    def test_dump_json(self):
 
1349
        self.assert_command_from_args(["--dump-json"], DumpJSONCmd)
 
1350
 
 
1351
    def test_is_enabled(self):
 
1352
        self.assert_command_from_args(["--is-enabled", "foo"],
 
1353
                                      IsEnabledCmd)
 
1354
 
 
1355
    def test_is_enabled_short(self):
 
1356
        self.assert_command_from_args(["-V", "foo"], IsEnabledCmd)
 
1357
 
 
1358
 
 
1359
class Test_check_option_syntax(unittest.TestCase):
 
1360
    # This mostly corresponds to the definition from has_actions() in
 
1361
    # check_option_syntax()
 
1362
    actions = {
 
1363
        # The actual values set here are not that important, but we do
 
1364
        # at least stick to the correct types, even though they are
 
1365
        # never used
 
1366
        "enable": True,
 
1367
        "disable": True,
 
1368
        "bump_timeout": True,
 
1369
        "start_checker": True,
 
1370
        "stop_checker": True,
 
1371
        "is_enabled": True,
 
1372
        "remove": True,
 
1373
        "checker": "x",
 
1374
        "timeout": datetime.timedelta(),
 
1375
        "extended_timeout": datetime.timedelta(),
 
1376
        "interval": datetime.timedelta(),
 
1377
        "approved_by_default": True,
 
1378
        "approval_delay": datetime.timedelta(),
 
1379
        "approval_duration": datetime.timedelta(),
 
1380
        "host": "x",
 
1381
        "secret": io.BytesIO(b"x"),
 
1382
        "approve": True,
 
1383
        "deny": True,
 
1384
    }
 
1385
 
 
1386
    def setUp(self):
 
1387
        self.parser = argparse.ArgumentParser()
 
1388
        add_command_line_options(self.parser)
 
1389
 
 
1390
    @contextlib.contextmanager
 
1391
    def assertParseError(self):
 
1392
        with self.assertRaises(SystemExit) as e:
 
1393
            with self.temporarily_suppress_stderr():
 
1394
                yield
 
1395
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
1396
        # https://docs.python.org/3/library/argparse.html#exiting-methods
 
1397
        self.assertEqual(e.exception.code, 2)
 
1398
 
 
1399
    @staticmethod
 
1400
    @contextlib.contextmanager
 
1401
    def temporarily_suppress_stderr():
 
1402
        null = os.open(os.path.devnull, os.O_RDWR)
 
1403
        stderrcopy = os.dup(sys.stderr.fileno())
 
1404
        os.dup2(null, sys.stderr.fileno())
 
1405
        os.close(null)
 
1406
        try:
 
1407
            yield
 
1408
        finally:
 
1409
            # restore stderr
 
1410
            os.dup2(stderrcopy, sys.stderr.fileno())
 
1411
            os.close(stderrcopy)
 
1412
 
 
1413
    def check_option_syntax(self, options):
 
1414
        check_option_syntax(self.parser, options)
 
1415
 
 
1416
    def test_actions_requires_client_or_all(self):
 
1417
        for action, value in self.actions.items():
 
1418
            options = self.parser.parse_args()
 
1419
            setattr(options, action, value)
 
1420
            with self.assertParseError():
 
1421
                self.check_option_syntax(options)
 
1422
 
 
1423
    def test_actions_conflicts_with_verbose(self):
 
1424
        for action, value in self.actions.items():
 
1425
            options = self.parser.parse_args()
 
1426
            setattr(options, action, value)
 
1427
            options.verbose = True
 
1428
            with self.assertParseError():
 
1429
                self.check_option_syntax(options)
 
1430
 
 
1431
    def test_dump_json_conflicts_with_verbose(self):
 
1432
        options = self.parser.parse_args()
 
1433
        options.dump_json = True
 
1434
        options.verbose = True
 
1435
        with self.assertParseError():
 
1436
            self.check_option_syntax(options)
 
1437
 
 
1438
    def test_dump_json_conflicts_with_action(self):
 
1439
        for action, value in self.actions.items():
 
1440
            options = self.parser.parse_args()
 
1441
            setattr(options, action, value)
 
1442
            options.dump_json = True
 
1443
            with self.assertParseError():
 
1444
                self.check_option_syntax(options)
 
1445
 
 
1446
    def test_all_can_not_be_alone(self):
 
1447
        options = self.parser.parse_args()
 
1448
        options.all = True
 
1449
        with self.assertParseError():
 
1450
            self.check_option_syntax(options)
 
1451
 
 
1452
    def test_all_is_ok_with_any_action(self):
 
1453
        for action, value in self.actions.items():
 
1454
            options = self.parser.parse_args()
 
1455
            setattr(options, action, value)
 
1456
            options.all = True
 
1457
            self.check_option_syntax(options)
 
1458
 
 
1459
    def test_is_enabled_fails_without_client(self):
 
1460
        options = self.parser.parse_args()
 
1461
        options.is_enabled = True
 
1462
        with self.assertParseError():
 
1463
            self.check_option_syntax(options)
 
1464
 
 
1465
    def test_is_enabled_works_with_one_client(self):
 
1466
        options = self.parser.parse_args()
 
1467
        options.is_enabled = True
 
1468
        options.client = ["foo"]
 
1469
        self.check_option_syntax(options)
 
1470
 
 
1471
    def test_is_enabled_fails_with_two_clients(self):
 
1472
        options = self.parser.parse_args()
 
1473
        options.is_enabled = True
 
1474
        options.client = ["foo", "barbar"]
 
1475
        with self.assertParseError():
 
1476
            self.check_option_syntax(options)
 
1477
 
 
1478
 
 
1479
 
 
1480
def should_only_run_tests():
 
1481
    parser = argparse.ArgumentParser(add_help=False)
 
1482
    parser.add_argument("--check", action='store_true')
 
1483
    args, unknown_args = parser.parse_known_args()
 
1484
    run_tests = args.check
 
1485
    if run_tests:
 
1486
        # Remove --check argument from sys.argv
 
1487
        sys.argv[1:] = unknown_args
 
1488
    return run_tests
 
1489
 
 
1490
# Add all tests from doctest strings
 
1491
def load_tests(loader, tests, none):
 
1492
    import doctest
 
1493
    tests.addTests(doctest.DocTestSuite())
 
1494
    return tests
495
1495
 
496
1496
if __name__ == "__main__":
497
 
    main()
 
1497
    if should_only_run_tests():
 
1498
        # Call using ./tdd-python-script --check [--verbose]
 
1499
        unittest.main()
 
1500
    else:
 
1501
        main()