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  • Committer: Teddy Hogeborn
  • Date: 2019-03-13 22:21:45 UTC
  • Revision ID: teddy@recompile.se-20190313222145-2icvxn9caz7zcr0c
mandos-ctl: Refactor

* mandos-ctl (PrintTableCmd.TableOfClients.__init__): Remove unused
                                                      parameter
                                                      "tableheaders".

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1
#!/usr/bin/python
 
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
#
 
4
# Mandos Monitor - Control and monitor the Mandos server
 
5
#
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
 
8
#
 
9
# This file is part of Mandos.
 
10
#
 
11
# Mandos is free software: you can redistribute it and/or modify it
 
12
# under the terms of the GNU General Public License as published by
 
13
# the Free Software Foundation, either version 3 of the License, or
 
14
# (at your option) any later version.
 
15
#
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
19
#     GNU General Public License for more details.
 
20
#
 
21
# You should have received a copy of the GNU General Public License
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
 
24
# Contact the authors at <mandos@recompile.se>.
 
25
#
 
26
 
 
27
from __future__ import (division, absolute_import, print_function,
 
28
                        unicode_literals)
 
29
 
 
30
try:
 
31
    from future_builtins import *
 
32
except ImportError:
 
33
    pass
 
34
 
 
35
import sys
 
36
import argparse
 
37
import locale
 
38
import datetime
 
39
import re
 
40
import os
 
41
import collections
 
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
 
48
 
 
49
import dbus
 
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
 
 
62
if sys.version_info.major == 2:
 
63
    str = unicode
 
64
 
 
65
locale.setlocale(locale.LC_ALL, "")
 
66
 
 
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
 
73
version = "1.8.3"
 
74
 
 
75
 
 
76
try:
 
77
    dbus.OBJECT_MANAGER_IFACE
 
78
except AttributeError:
 
79
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
80
 
 
81
 
 
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
    try:
 
97
        bus = dbus.SystemBus()
 
98
        log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
99
                  dbus_busname, server_dbus_path)
 
100
        mandos_dbus_objc = bus.get_object(dbus_busname,
 
101
                                          server_dbus_path)
 
102
    except dbus.exceptions.DBusException:
 
103
        log.critical("Could not connect to Mandos server")
 
104
        sys.exit(1)
 
105
 
 
106
    mandos_serv = dbus.Interface(mandos_dbus_objc,
 
107
                                 dbus_interface=server_dbus_interface)
 
108
    mandos_serv_object_manager = dbus.Interface(
 
109
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
110
 
 
111
    # Filter out log message from dbus module
 
112
    dbus_logger = logging.getLogger("dbus.proxies")
 
113
    class NullFilter(logging.Filter):
 
114
        def filter(self, record):
 
115
            return False
 
116
    dbus_filter = NullFilter()
 
117
    try:
 
118
        dbus_logger.addFilter(dbus_filter)
 
119
        log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
 
120
                  server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
 
121
        mandos_clients = {path: ifs_and_props[client_dbus_interface]
 
122
                          for path, ifs_and_props in
 
123
                          mandos_serv_object_manager
 
124
                          .GetManagedObjects().items()
 
125
                          if client_dbus_interface in ifs_and_props}
 
126
    except dbus.exceptions.DBusException as e:
 
127
        log.critical("Failed to access Mandos server through D-Bus:"
 
128
                     "\n%s", e)
 
129
        sys.exit(1)
 
130
    finally:
 
131
        # restore dbus logger
 
132
        dbus_logger.removeFilter(dbus_filter)
 
133
 
 
134
    # Compile dict of (clients: properties) to process
 
135
    clients = {}
 
136
 
 
137
    if not clientnames:
 
138
        clients = {objpath: properties
 
139
                   for objpath, properties in mandos_clients.items()}
 
140
    else:
 
141
        for name in clientnames:
 
142
            for objpath, properties in mandos_clients.items():
 
143
                if properties["Name"] == name:
 
144
                    clients[objpath] = properties
 
145
                    break
 
146
            else:
 
147
                log.critical("Client not found on server: %r", name)
 
148
                sys.exit(1)
 
149
 
 
150
    # Run all commands on clients
 
151
    commands = commands_from_options(options)
 
152
    for command in commands:
 
153
        command.run(clients, bus, mandos_serv)
 
154
 
 
155
 
 
156
def add_command_line_options(parser):
 
157
    parser.add_argument("--version", action="version",
 
158
                        version="%(prog)s {}".format(version),
 
159
                        help="show version number and exit")
 
160
    parser.add_argument("-a", "--all", action="store_true",
 
161
                        help="Select all clients")
 
162
    parser.add_argument("-v", "--verbose", action="store_true",
 
163
                        help="Print all fields")
 
164
    parser.add_argument("-j", "--dump-json", action="store_true",
 
165
                        help="Dump client data in JSON format")
 
166
    enable_disable = parser.add_mutually_exclusive_group()
 
167
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
168
                                help="Enable client")
 
169
    enable_disable.add_argument("-d", "--disable",
 
170
                                action="store_true",
 
171
                                help="disable client")
 
172
    parser.add_argument("-b", "--bump-timeout", action="store_true",
 
173
                        help="Bump timeout for client")
 
174
    start_stop_checker = parser.add_mutually_exclusive_group()
 
175
    start_stop_checker.add_argument("--start-checker",
 
176
                                    action="store_true",
 
177
                                    help="Start checker for client")
 
178
    start_stop_checker.add_argument("--stop-checker",
 
179
                                    action="store_true",
 
180
                                    help="Stop checker for client")
 
181
    parser.add_argument("-V", "--is-enabled", action="store_true",
 
182
                        help="Check if client is enabled")
 
183
    parser.add_argument("-r", "--remove", action="store_true",
 
184
                        help="Remove client")
 
185
    parser.add_argument("-c", "--checker",
 
186
                        help="Set checker command for client")
 
187
    parser.add_argument("-t", "--timeout", type=string_to_delta,
 
188
                        help="Set timeout for client")
 
189
    parser.add_argument("--extended-timeout", type=string_to_delta,
 
190
                        help="Set extended timeout for client")
 
191
    parser.add_argument("-i", "--interval", type=string_to_delta,
 
192
                        help="Set checker interval for client")
 
193
    approve_deny_default = parser.add_mutually_exclusive_group()
 
194
    approve_deny_default.add_argument(
 
195
        "--approve-by-default", action="store_true",
 
196
        default=None, dest="approved_by_default",
 
197
        help="Set client to be approved by default")
 
198
    approve_deny_default.add_argument(
 
199
        "--deny-by-default", action="store_false",
 
200
        dest="approved_by_default",
 
201
        help="Set client to be denied by default")
 
202
    parser.add_argument("--approval-delay", type=string_to_delta,
 
203
                        help="Set delay before client approve/deny")
 
204
    parser.add_argument("--approval-duration", type=string_to_delta,
 
205
                        help="Set duration of one client approval")
 
206
    parser.add_argument("-H", "--host", help="Set host for client")
 
207
    parser.add_argument("-s", "--secret",
 
208
                        type=argparse.FileType(mode="rb"),
 
209
                        help="Set password blob (file) for client")
 
210
    approve_deny = parser.add_mutually_exclusive_group()
 
211
    approve_deny.add_argument(
 
212
        "-A", "--approve", action="store_true",
 
213
        help="Approve any current client request")
 
214
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
215
                              help="Deny any current client request")
 
216
    parser.add_argument("--debug", action="store_true",
 
217
                        help="Debug mode (show D-Bus commands)")
 
218
    parser.add_argument("--check", action="store_true",
 
219
                        help="Run self-test")
 
220
    parser.add_argument("client", nargs="*", help="Client name")
 
221
 
 
222
 
 
223
def string_to_delta(interval):
 
224
    """Parse a string and return a datetime.timedelta"""
 
225
 
 
226
    try:
 
227
        return rfc3339_duration_to_delta(interval)
 
228
    except ValueError as e:
 
229
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
230
                    ' '.join(e.args))
 
231
    return parse_pre_1_6_1_interval(interval)
 
232
 
 
233
 
 
234
def rfc3339_duration_to_delta(duration):
 
235
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
 
236
 
 
237
    >>> rfc3339_duration_to_delta("P7D")
 
238
    datetime.timedelta(7)
 
239
    >>> rfc3339_duration_to_delta("PT60S")
 
240
    datetime.timedelta(0, 60)
 
241
    >>> rfc3339_duration_to_delta("PT60M")
 
242
    datetime.timedelta(0, 3600)
 
243
    >>> rfc3339_duration_to_delta("P60M")
 
244
    datetime.timedelta(1680)
 
245
    >>> rfc3339_duration_to_delta("PT24H")
 
246
    datetime.timedelta(1)
 
247
    >>> rfc3339_duration_to_delta("P1W")
 
248
    datetime.timedelta(7)
 
249
    >>> rfc3339_duration_to_delta("PT5M30S")
 
250
    datetime.timedelta(0, 330)
 
251
    >>> rfc3339_duration_to_delta("P1DT3M20S")
 
252
    datetime.timedelta(1, 200)
 
253
    >>> # Can not be empty:
 
254
    >>> rfc3339_duration_to_delta("")
 
255
    Traceback (most recent call last):
 
256
    ...
 
257
    ValueError: Invalid RFC 3339 duration: u''
 
258
    >>> # Must start with "P":
 
259
    >>> rfc3339_duration_to_delta("1D")
 
260
    Traceback (most recent call last):
 
261
    ...
 
262
    ValueError: Invalid RFC 3339 duration: u'1D'
 
263
    >>> # Must use correct order
 
264
    >>> rfc3339_duration_to_delta("PT1S2M")
 
265
    Traceback (most recent call last):
 
266
    ...
 
267
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
268
    >>> # Time needs time marker
 
269
    >>> rfc3339_duration_to_delta("P1H2S")
 
270
    Traceback (most recent call last):
 
271
    ...
 
272
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
273
    >>> # Weeks can not be combined with anything else
 
274
    >>> rfc3339_duration_to_delta("P1D2W")
 
275
    Traceback (most recent call last):
 
276
    ...
 
277
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
278
    >>> rfc3339_duration_to_delta("P2W2H")
 
279
    Traceback (most recent call last):
 
280
    ...
 
281
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
 
282
    """
 
283
 
 
284
    # Parsing an RFC 3339 duration with regular expressions is not
 
285
    # possible - there would have to be multiple places for the same
 
286
    # values, like seconds.  The current code, while more esoteric, is
 
287
    # cleaner without depending on a parsing library.  If Python had a
 
288
    # built-in library for parsing we would use it, but we'd like to
 
289
    # avoid excessive use of external libraries.
 
290
 
 
291
    # New type for defining tokens, syntax, and semantics all-in-one
 
292
    Token = collections.namedtuple("Token", (
 
293
        "regexp",  # To match token; if "value" is not None, must have
 
294
                   # a "group" containing digits
 
295
        "value",   # datetime.timedelta or None
 
296
        "followers"))           # Tokens valid after this token
 
297
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
 
298
    # the "duration" ABNF definition in RFC 3339, Appendix A.
 
299
    token_end = Token(re.compile(r"$"), None, frozenset())
 
300
    token_second = Token(re.compile(r"(\d+)S"),
 
301
                         datetime.timedelta(seconds=1),
 
302
                         frozenset((token_end, )))
 
303
    token_minute = Token(re.compile(r"(\d+)M"),
 
304
                         datetime.timedelta(minutes=1),
 
305
                         frozenset((token_second, token_end)))
 
306
    token_hour = Token(re.compile(r"(\d+)H"),
 
307
                       datetime.timedelta(hours=1),
 
308
                       frozenset((token_minute, token_end)))
 
309
    token_time = Token(re.compile(r"T"),
 
310
                       None,
 
311
                       frozenset((token_hour, token_minute,
 
312
                                  token_second)))
 
313
    token_day = Token(re.compile(r"(\d+)D"),
 
314
                      datetime.timedelta(days=1),
 
315
                      frozenset((token_time, token_end)))
 
316
    token_month = Token(re.compile(r"(\d+)M"),
 
317
                        datetime.timedelta(weeks=4),
 
318
                        frozenset((token_day, token_end)))
 
319
    token_year = Token(re.compile(r"(\d+)Y"),
 
320
                       datetime.timedelta(weeks=52),
 
321
                       frozenset((token_month, token_end)))
 
322
    token_week = Token(re.compile(r"(\d+)W"),
 
323
                       datetime.timedelta(weeks=1),
 
324
                       frozenset((token_end, )))
 
325
    token_duration = Token(re.compile(r"P"), None,
 
326
                           frozenset((token_year, token_month,
 
327
                                      token_day, token_time,
 
328
                                      token_week)))
 
329
    # Define starting values:
 
330
    # Value so far
 
331
    value = datetime.timedelta()
 
332
    found_token = None
 
333
    # Following valid tokens
 
334
    followers = frozenset((token_duration, ))
 
335
    # String left to parse
 
336
    s = duration
 
337
    # Loop until end token is found
 
338
    while found_token is not token_end:
 
339
        # Search for any currently valid tokens
 
340
        for token in followers:
 
341
            match = token.regexp.match(s)
 
342
            if match is not None:
 
343
                # Token found
 
344
                if token.value is not None:
 
345
                    # Value found, parse digits
 
346
                    factor = int(match.group(1), 10)
 
347
                    # Add to value so far
 
348
                    value += factor * token.value
 
349
                # Strip token from string
 
350
                s = token.regexp.sub("", s, 1)
 
351
                # Go to found token
 
352
                found_token = token
 
353
                # Set valid next tokens
 
354
                followers = found_token.followers
 
355
                break
 
356
        else:
 
357
            # No currently valid tokens were found
 
358
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
359
                             .format(duration))
 
360
    # End token found
 
361
    return value
 
362
 
 
363
 
 
364
def parse_pre_1_6_1_interval(interval):
 
365
    """Parse an interval string as documented by Mandos before 1.6.1,
 
366
    and return a datetime.timedelta
 
367
 
 
368
    >>> parse_pre_1_6_1_interval('7d')
 
369
    datetime.timedelta(7)
 
370
    >>> parse_pre_1_6_1_interval('60s')
 
371
    datetime.timedelta(0, 60)
 
372
    >>> parse_pre_1_6_1_interval('60m')
 
373
    datetime.timedelta(0, 3600)
 
374
    >>> parse_pre_1_6_1_interval('24h')
 
375
    datetime.timedelta(1)
 
376
    >>> parse_pre_1_6_1_interval('1w')
 
377
    datetime.timedelta(7)
 
378
    >>> parse_pre_1_6_1_interval('5m 30s')
 
379
    datetime.timedelta(0, 330)
 
380
    >>> parse_pre_1_6_1_interval('')
 
381
    datetime.timedelta(0)
 
382
    >>> # Ignore unknown characters, allow any order and repetitions
 
383
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
384
    datetime.timedelta(2, 480, 18000)
 
385
 
 
386
    """
 
387
 
 
388
    value = datetime.timedelta(0)
 
389
    regexp = re.compile(r"(\d+)([dsmhw]?)")
 
390
 
 
391
    for num, suffix in regexp.findall(interval):
 
392
        if suffix == "d":
 
393
            value += datetime.timedelta(int(num))
 
394
        elif suffix == "s":
 
395
            value += datetime.timedelta(0, int(num))
 
396
        elif suffix == "m":
 
397
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
398
        elif suffix == "h":
 
399
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
400
        elif suffix == "w":
 
401
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
402
        elif suffix == "":
 
403
            value += datetime.timedelta(0, 0, 0, int(num))
 
404
    return value
 
405
 
 
406
 
 
407
def check_option_syntax(parser, options):
 
408
    """Apply additional restrictions on options, not expressible in
 
409
argparse"""
 
410
 
 
411
    def has_actions(options):
 
412
        return any((options.enable,
 
413
                    options.disable,
 
414
                    options.bump_timeout,
 
415
                    options.start_checker,
 
416
                    options.stop_checker,
 
417
                    options.is_enabled,
 
418
                    options.remove,
 
419
                    options.checker is not None,
 
420
                    options.timeout is not None,
 
421
                    options.extended_timeout is not None,
 
422
                    options.interval is not None,
 
423
                    options.approved_by_default is not None,
 
424
                    options.approval_delay is not None,
 
425
                    options.approval_duration is not None,
 
426
                    options.host is not None,
 
427
                    options.secret is not None,
 
428
                    options.approve,
 
429
                    options.deny))
 
430
 
 
431
    if has_actions(options) and not (options.client or options.all):
 
432
        parser.error("Options require clients names or --all.")
 
433
    if options.verbose and has_actions(options):
 
434
        parser.error("--verbose can only be used alone.")
 
435
    if options.dump_json and (options.verbose
 
436
                              or has_actions(options)):
 
437
        parser.error("--dump-json can only be used alone.")
 
438
    if options.all and not has_actions(options):
 
439
        parser.error("--all requires an action.")
 
440
    if options.is_enabled and len(options.client) > 1:
 
441
        parser.error("--is-enabled requires exactly one client")
 
442
    if options.remove:
 
443
        options.remove = False
 
444
        if has_actions(options) and not options.deny:
 
445
            parser.error("--remove can only be combined with --deny")
 
446
        options.remove = True
 
447
 
 
448
 
 
449
def commands_from_options(options):
 
450
 
 
451
    commands = []
 
452
 
 
453
    if options.is_enabled:
 
454
        commands.append(IsEnabledCmd())
 
455
 
 
456
    if options.approve:
 
457
        commands.append(ApproveCmd())
 
458
 
 
459
    if options.deny:
 
460
        commands.append(DenyCmd())
 
461
 
 
462
    if options.remove:
 
463
        commands.append(RemoveCmd())
 
464
 
 
465
    if options.dump_json:
 
466
        commands.append(DumpJSONCmd())
 
467
 
 
468
    if options.enable:
 
469
        commands.append(EnableCmd())
 
470
 
 
471
    if options.disable:
 
472
        commands.append(DisableCmd())
 
473
 
 
474
    if options.bump_timeout:
 
475
        commands.append(BumpTimeoutCmd())
 
476
 
 
477
    if options.start_checker:
 
478
        commands.append(StartCheckerCmd())
 
479
 
 
480
    if options.stop_checker:
 
481
        commands.append(StopCheckerCmd())
 
482
 
 
483
    if options.approved_by_default is not None:
 
484
        if options.approved_by_default:
 
485
            commands.append(ApproveByDefaultCmd())
 
486
        else:
 
487
            commands.append(DenyByDefaultCmd())
 
488
 
 
489
    if options.checker is not None:
 
490
        commands.append(SetCheckerCmd(options.checker))
 
491
 
 
492
    if options.host is not None:
 
493
        commands.append(SetHostCmd(options.host))
 
494
 
 
495
    if options.secret is not None:
 
496
        commands.append(SetSecretCmd(options.secret))
 
497
 
 
498
    if options.timeout is not None:
 
499
        commands.append(SetTimeoutCmd(options.timeout))
 
500
 
 
501
    if options.extended_timeout:
 
502
        commands.append(
 
503
            SetExtendedTimeoutCmd(options.extended_timeout))
 
504
 
 
505
    if options.interval is not None:
 
506
        commands.append(SetIntervalCmd(options.interval))
 
507
 
 
508
    if options.approval_delay is not None:
 
509
        commands.append(SetApprovalDelayCmd(options.approval_delay))
 
510
 
 
511
    if options.approval_duration is not None:
 
512
        commands.append(
 
513
            SetApprovalDurationCmd(options.approval_duration))
 
514
 
 
515
    # If no command option has been given, show table of clients,
 
516
    # optionally verbosely
 
517
    if not commands:
 
518
        commands.append(PrintTableCmd(verbose=options.verbose))
 
519
 
 
520
    return commands
 
521
 
 
522
 
 
523
class Command(object):
 
524
    """Abstract class for commands"""
 
525
    def run(self, clients, bus=None, mandos=None):
 
526
        """Normal commands should implement run_on_one_client(), but
 
527
        commands which want to operate on all clients at the same time
 
528
        can override this run() method instead."""
 
529
        self.mandos = mandos
 
530
        for clientpath, properties in clients.items():
 
531
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
532
                      dbus_busname, str(clientpath))
 
533
            client = bus.get_object(dbus_busname, clientpath)
 
534
            self.run_on_one_client(client, properties)
 
535
 
 
536
 
 
537
class IsEnabledCmd(Command):
 
538
    def run(self, clients, bus=None, mandos=None):
 
539
        client, properties = next(iter(clients.items()))
 
540
        if self.is_enabled(client, properties):
 
541
            sys.exit(0)
 
542
        sys.exit(1)
 
543
    def is_enabled(self, client, properties):
 
544
        return properties["Enabled"]
 
545
 
 
546
 
 
547
class ApproveCmd(Command):
 
548
    def run_on_one_client(self, client, properties):
 
549
        log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
 
550
                  client.__dbus_object_path__, client_dbus_interface)
 
551
        client.Approve(dbus.Boolean(True),
 
552
                       dbus_interface=client_dbus_interface)
 
553
 
 
554
 
 
555
class DenyCmd(Command):
 
556
    def run_on_one_client(self, client, properties):
 
557
        log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
 
558
                  client.__dbus_object_path__, client_dbus_interface)
 
559
        client.Approve(dbus.Boolean(False),
 
560
                       dbus_interface=client_dbus_interface)
 
561
 
 
562
 
 
563
class RemoveCmd(Command):
 
564
    def run_on_one_client(self, client, properties):
 
565
        log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)", dbus_busname,
 
566
                  server_dbus_path, server_dbus_interface,
 
567
                  str(client.__dbus_object_path__))
 
568
        self.mandos.RemoveClient(client.__dbus_object_path__)
 
569
 
 
570
 
 
571
class OutputCmd(Command):
 
572
    """Abstract class for commands outputting client details"""
 
573
    all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
574
                    "Created", "Interval", "Host", "KeyID",
 
575
                    "Fingerprint", "CheckerRunning", "LastEnabled",
 
576
                    "ApprovalPending", "ApprovedByDefault",
 
577
                    "LastApprovalRequest", "ApprovalDelay",
 
578
                    "ApprovalDuration", "Checker", "ExtendedTimeout",
 
579
                    "Expires", "LastCheckerStatus")
 
580
 
 
581
    def run(self, clients, bus=None, mandos=None):
 
582
        print(self.output(clients.values()))
 
583
 
 
584
    def output(self, clients):
 
585
        raise NotImplementedError()
 
586
 
 
587
 
 
588
class DumpJSONCmd(OutputCmd):
 
589
    def output(self, clients):
 
590
        data = {client["Name"]:
 
591
                {key: self.dbus_boolean_to_bool(client[key])
 
592
                 for key in self.all_keywords}
 
593
                for client in clients}
 
594
        return json.dumps(data, indent=4, separators=(',', ': '))
 
595
 
 
596
    @staticmethod
 
597
    def dbus_boolean_to_bool(value):
 
598
        if isinstance(value, dbus.Boolean):
 
599
            value = bool(value)
 
600
        return value
 
601
 
 
602
 
 
603
class PrintTableCmd(OutputCmd):
 
604
    def __init__(self, verbose=False):
 
605
        self.verbose = verbose
 
606
 
 
607
    def output(self, clients):
 
608
        default_keywords = ("Name", "Enabled", "Timeout",
 
609
                            "LastCheckedOK")
 
610
        keywords = default_keywords
 
611
        if self.verbose:
 
612
            keywords = self.all_keywords
 
613
        return str(self.TableOfClients(clients, keywords))
 
614
 
 
615
    class TableOfClients(object):
 
616
        tableheaders = {
 
617
            "Name": "Name",
 
618
            "Enabled": "Enabled",
 
619
            "Timeout": "Timeout",
 
620
            "LastCheckedOK": "Last Successful Check",
 
621
            "LastApprovalRequest": "Last Approval Request",
 
622
            "Created": "Created",
 
623
            "Interval": "Interval",
 
624
            "Host": "Host",
 
625
            "Fingerprint": "Fingerprint",
 
626
            "KeyID": "Key ID",
 
627
            "CheckerRunning": "Check Is Running",
 
628
            "LastEnabled": "Last Enabled",
 
629
            "ApprovalPending": "Approval Is Pending",
 
630
            "ApprovedByDefault": "Approved By Default",
 
631
            "ApprovalDelay": "Approval Delay",
 
632
            "ApprovalDuration": "Approval Duration",
 
633
            "Checker": "Checker",
 
634
            "ExtendedTimeout": "Extended Timeout",
 
635
            "Expires": "Expires",
 
636
            "LastCheckerStatus": "Last Checker Status",
 
637
        }
 
638
 
 
639
        def __init__(self, clients, keywords):
 
640
            self.clients = clients
 
641
            self.keywords = keywords
 
642
 
 
643
        def __str__(self):
 
644
            return "\n".join(self.rows())
 
645
 
 
646
        if sys.version_info.major == 2:
 
647
            __unicode__ = __str__
 
648
            def __str__(self):
 
649
                return str(self).encode(locale.getpreferredencoding())
 
650
 
 
651
        def rows(self):
 
652
            format_string = self.row_formatting_string()
 
653
            rows = [self.header_line(format_string)]
 
654
            rows.extend(self.client_line(client, format_string)
 
655
                        for client in self.clients)
 
656
            return rows
 
657
 
 
658
        def row_formatting_string(self):
 
659
            "Format string used to format table rows"
 
660
            return " ".join("{{{key}:{width}}}".format(
 
661
                width=max(len(self.tableheaders[key]),
 
662
                          *(len(self.string_from_client(client, key))
 
663
                            for client in self.clients)),
 
664
                key=key)
 
665
                            for key in self.keywords)
 
666
 
 
667
        def string_from_client(self, client, key):
 
668
            return self.valuetostring(client[key], key)
 
669
 
 
670
        @classmethod
 
671
        def valuetostring(cls, value, keyword):
 
672
            if isinstance(value, dbus.Boolean):
 
673
                return "Yes" if value else "No"
 
674
            if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
675
                           "ApprovalDuration", "ExtendedTimeout"):
 
676
                return cls.milliseconds_to_string(value)
 
677
            return str(value)
 
678
 
 
679
        def header_line(self, format_string):
 
680
            return format_string.format(**self.tableheaders)
 
681
 
 
682
        def client_line(self, client, format_string):
 
683
            return format_string.format(
 
684
                **{key: self.string_from_client(client, key)
 
685
                   for key in self.keywords})
 
686
 
 
687
        @staticmethod
 
688
        def milliseconds_to_string(ms):
 
689
            td = datetime.timedelta(0, 0, 0, ms)
 
690
            return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
691
                    .format(days="{}T".format(td.days)
 
692
                            if td.days else "",
 
693
                            hours=td.seconds // 3600,
 
694
                            minutes=(td.seconds % 3600) // 60,
 
695
                            seconds=td.seconds % 60))
 
696
 
 
697
 
 
698
class PropertyCmd(Command):
 
699
    """Abstract class for Actions for setting one client property"""
 
700
 
 
701
    def run_on_one_client(self, client, properties):
 
702
        """Set the Client's D-Bus property"""
 
703
        log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
 
704
                  client.__dbus_object_path__,
 
705
                  dbus.PROPERTIES_IFACE, client_dbus_interface,
 
706
                  self.propname, self.value_to_set
 
707
                  if not isinstance(self.value_to_set, dbus.Boolean)
 
708
                  else bool(self.value_to_set))
 
709
        client.Set(client_dbus_interface, self.propname,
 
710
                   self.value_to_set,
 
711
                   dbus_interface=dbus.PROPERTIES_IFACE)
 
712
 
 
713
    @property
 
714
    def propname(self):
 
715
        raise NotImplementedError()
 
716
 
 
717
 
 
718
class EnableCmd(PropertyCmd):
 
719
    propname = "Enabled"
 
720
    value_to_set = dbus.Boolean(True)
 
721
 
 
722
 
 
723
class DisableCmd(PropertyCmd):
 
724
    propname = "Enabled"
 
725
    value_to_set = dbus.Boolean(False)
 
726
 
 
727
 
 
728
class BumpTimeoutCmd(PropertyCmd):
 
729
    propname = "LastCheckedOK"
 
730
    value_to_set = ""
 
731
 
 
732
 
 
733
class StartCheckerCmd(PropertyCmd):
 
734
    propname = "CheckerRunning"
 
735
    value_to_set = dbus.Boolean(True)
 
736
 
 
737
 
 
738
class StopCheckerCmd(PropertyCmd):
 
739
    propname = "CheckerRunning"
 
740
    value_to_set = dbus.Boolean(False)
 
741
 
 
742
 
 
743
class ApproveByDefaultCmd(PropertyCmd):
 
744
    propname = "ApprovedByDefault"
 
745
    value_to_set = dbus.Boolean(True)
 
746
 
 
747
 
 
748
class DenyByDefaultCmd(PropertyCmd):
 
749
    propname = "ApprovedByDefault"
 
750
    value_to_set = dbus.Boolean(False)
 
751
 
 
752
 
 
753
class PropertyValueCmd(PropertyCmd):
 
754
    """Abstract class for PropertyCmd recieving a value as argument"""
 
755
    def __init__(self, value):
 
756
        self.value_to_set = value
 
757
 
 
758
 
 
759
class SetCheckerCmd(PropertyValueCmd):
 
760
    propname = "Checker"
 
761
 
 
762
 
 
763
class SetHostCmd(PropertyValueCmd):
 
764
    propname = "Host"
 
765
 
 
766
 
 
767
class SetSecretCmd(PropertyValueCmd):
 
768
    propname = "Secret"
 
769
 
 
770
    @property
 
771
    def value_to_set(self):
 
772
        return self._vts
 
773
 
 
774
    @value_to_set.setter
 
775
    def value_to_set(self, value):
 
776
        """When setting, read data from supplied file object"""
 
777
        self._vts = value.read()
 
778
        value.close()
 
779
 
 
780
 
 
781
class MillisecondsPropertyValueArgumentCmd(PropertyValueCmd):
 
782
    """Abstract class for PropertyValueCmd taking a value argument as
 
783
a datetime.timedelta() but should store it as milliseconds."""
 
784
 
 
785
    @property
 
786
    def value_to_set(self):
 
787
        return self._vts
 
788
 
 
789
    @value_to_set.setter
 
790
    def value_to_set(self, value):
 
791
        """When setting, convert value from a datetime.timedelta"""
 
792
        self._vts = int(round(value.total_seconds() * 1000))
 
793
 
 
794
 
 
795
class SetTimeoutCmd(MillisecondsPropertyValueArgumentCmd):
 
796
    propname = "Timeout"
 
797
 
 
798
 
 
799
class SetExtendedTimeoutCmd(MillisecondsPropertyValueArgumentCmd):
 
800
    propname = "ExtendedTimeout"
 
801
 
 
802
 
 
803
class SetIntervalCmd(MillisecondsPropertyValueArgumentCmd):
 
804
    propname = "Interval"
 
805
 
 
806
 
 
807
class SetApprovalDelayCmd(MillisecondsPropertyValueArgumentCmd):
 
808
    propname = "ApprovalDelay"
 
809
 
 
810
 
 
811
class SetApprovalDurationCmd(MillisecondsPropertyValueArgumentCmd):
 
812
    propname = "ApprovalDuration"
 
813
 
 
814
 
 
815
 
 
816
class Test_string_to_delta(unittest.TestCase):
 
817
    def test_handles_basic_rfc3339(self):
 
818
        self.assertEqual(string_to_delta("PT0S"),
 
819
                         datetime.timedelta())
 
820
        self.assertEqual(string_to_delta("P0D"),
 
821
                         datetime.timedelta())
 
822
        self.assertEqual(string_to_delta("PT1S"),
 
823
                         datetime.timedelta(0, 1))
 
824
        self.assertEqual(string_to_delta("PT2H"),
 
825
                         datetime.timedelta(0, 7200))
 
826
 
 
827
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
828
        # assertLogs only exists in Python 3.4
 
829
        if hasattr(self, "assertLogs"):
 
830
            with self.assertLogs(log, logging.WARNING):
 
831
                value = string_to_delta("2h")
 
832
        else:
 
833
            class WarningFilter(logging.Filter):
 
834
                """Don't show, but record the presence of, warnings"""
 
835
                def filter(self, record):
 
836
                    is_warning = record.levelno >= logging.WARNING
 
837
                    self.found = is_warning or getattr(self, "found",
 
838
                                                       False)
 
839
                    return not is_warning
 
840
            warning_filter = WarningFilter()
 
841
            log.addFilter(warning_filter)
 
842
            try:
 
843
                value = string_to_delta("2h")
 
844
            finally:
 
845
                log.removeFilter(warning_filter)
 
846
            self.assertTrue(getattr(warning_filter, "found", False))
 
847
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
848
 
 
849
 
 
850
class Test_check_option_syntax(unittest.TestCase):
 
851
    def setUp(self):
 
852
        self.parser = argparse.ArgumentParser()
 
853
        add_command_line_options(self.parser)
 
854
 
 
855
    def test_actions_requires_client_or_all(self):
 
856
        for action, value in self.actions.items():
 
857
            options = self.parser.parse_args()
 
858
            setattr(options, action, value)
 
859
            with self.assertParseError():
 
860
                self.check_option_syntax(options)
 
861
 
 
862
    # This mostly corresponds to the definition from has_actions() in
 
863
    # check_option_syntax()
 
864
    actions = {
 
865
        # The actual values set here are not that important, but we do
 
866
        # at least stick to the correct types, even though they are
 
867
        # never used
 
868
        "enable": True,
 
869
        "disable": True,
 
870
        "bump_timeout": True,
 
871
        "start_checker": True,
 
872
        "stop_checker": True,
 
873
        "is_enabled": True,
 
874
        "remove": True,
 
875
        "checker": "x",
 
876
        "timeout": datetime.timedelta(),
 
877
        "extended_timeout": datetime.timedelta(),
 
878
        "interval": datetime.timedelta(),
 
879
        "approved_by_default": True,
 
880
        "approval_delay": datetime.timedelta(),
 
881
        "approval_duration": datetime.timedelta(),
 
882
        "host": "x",
 
883
        "secret": io.BytesIO(b"x"),
 
884
        "approve": True,
 
885
        "deny": True,
 
886
    }
 
887
 
 
888
    @contextlib.contextmanager
 
889
    def assertParseError(self):
 
890
        with self.assertRaises(SystemExit) as e:
 
891
            with self.temporarily_suppress_stderr():
 
892
                yield
 
893
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
894
        # https://docs.python.org/3/library
 
895
        # /argparse.html#exiting-methods
 
896
        self.assertEqual(e.exception.code, 2)
 
897
 
 
898
    @staticmethod
 
899
    @contextlib.contextmanager
 
900
    def temporarily_suppress_stderr():
 
901
        null = os.open(os.path.devnull, os.O_RDWR)
 
902
        stderrcopy = os.dup(sys.stderr.fileno())
 
903
        os.dup2(null, sys.stderr.fileno())
 
904
        os.close(null)
 
905
        try:
 
906
            yield
 
907
        finally:
 
908
            # restore stderr
 
909
            os.dup2(stderrcopy, sys.stderr.fileno())
 
910
            os.close(stderrcopy)
 
911
 
 
912
    def check_option_syntax(self, options):
 
913
        check_option_syntax(self.parser, options)
 
914
 
 
915
    def test_actions_conflicts_with_verbose(self):
 
916
        for action, value in self.actions.items():
 
917
            options = self.parser.parse_args()
 
918
            setattr(options, action, value)
 
919
            options.verbose = True
 
920
            with self.assertParseError():
 
921
                self.check_option_syntax(options)
 
922
 
 
923
    def test_dump_json_conflicts_with_verbose(self):
 
924
        options = self.parser.parse_args()
 
925
        options.dump_json = True
 
926
        options.verbose = True
 
927
        with self.assertParseError():
 
928
            self.check_option_syntax(options)
 
929
 
 
930
    def test_dump_json_conflicts_with_action(self):
 
931
        for action, value in self.actions.items():
 
932
            options = self.parser.parse_args()
 
933
            setattr(options, action, value)
 
934
            options.dump_json = True
 
935
            with self.assertParseError():
 
936
                self.check_option_syntax(options)
 
937
 
 
938
    def test_all_can_not_be_alone(self):
 
939
        options = self.parser.parse_args()
 
940
        options.all = True
 
941
        with self.assertParseError():
 
942
            self.check_option_syntax(options)
 
943
 
 
944
    def test_all_is_ok_with_any_action(self):
 
945
        for action, value in self.actions.items():
 
946
            options = self.parser.parse_args()
 
947
            setattr(options, action, value)
 
948
            options.all = True
 
949
            self.check_option_syntax(options)
 
950
 
 
951
    def test_is_enabled_fails_without_client(self):
 
952
        options = self.parser.parse_args()
 
953
        options.is_enabled = True
 
954
        with self.assertParseError():
 
955
            self.check_option_syntax(options)
 
956
 
 
957
    def test_is_enabled_works_with_one_client(self):
 
958
        options = self.parser.parse_args()
 
959
        options.is_enabled = True
 
960
        options.client = ["foo"]
 
961
        self.check_option_syntax(options)
 
962
 
 
963
    def test_is_enabled_fails_with_two_clients(self):
 
964
        options = self.parser.parse_args()
 
965
        options.is_enabled = True
 
966
        options.client = ["foo", "barbar"]
 
967
        with self.assertParseError():
 
968
            self.check_option_syntax(options)
 
969
 
 
970
    def test_remove_can_only_be_combined_with_action_deny(self):
 
971
        for action, value in self.actions.items():
 
972
            if action in {"remove", "deny"}:
 
973
                continue
 
974
            options = self.parser.parse_args()
 
975
            setattr(options, action, value)
 
976
            options.all = True
 
977
            options.remove = True
 
978
            with self.assertParseError():
 
979
                self.check_option_syntax(options)
 
980
 
 
981
 
 
982
class Test_commands_from_options(unittest.TestCase):
 
983
    def setUp(self):
 
984
        self.parser = argparse.ArgumentParser()
 
985
        add_command_line_options(self.parser)
 
986
 
 
987
    def test_is_enabled(self):
 
988
        self.assert_command_from_args(["--is-enabled", "foo"],
 
989
                                      IsEnabledCmd)
 
990
 
 
991
    def assert_command_from_args(self, args, command_cls,
 
992
                                 **cmd_attrs):
 
993
        """Assert that parsing ARGS should result in an instance of
 
994
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
995
        options = self.parser.parse_args(args)
 
996
        check_option_syntax(self.parser, options)
 
997
        commands = commands_from_options(options)
 
998
        self.assertEqual(len(commands), 1)
 
999
        command = commands[0]
 
1000
        self.assertIsInstance(command, command_cls)
 
1001
        for key, value in cmd_attrs.items():
 
1002
            self.assertEqual(getattr(command, key), value)
 
1003
 
 
1004
    def test_is_enabled_short(self):
 
1005
        self.assert_command_from_args(["-V", "foo"], IsEnabledCmd)
 
1006
 
 
1007
    def test_approve(self):
 
1008
        self.assert_command_from_args(["--approve", "foo"],
 
1009
                                      ApproveCmd)
 
1010
 
 
1011
    def test_approve_short(self):
 
1012
        self.assert_command_from_args(["-A", "foo"], ApproveCmd)
 
1013
 
 
1014
    def test_deny(self):
 
1015
        self.assert_command_from_args(["--deny", "foo"], DenyCmd)
 
1016
 
 
1017
    def test_deny_short(self):
 
1018
        self.assert_command_from_args(["-D", "foo"], DenyCmd)
 
1019
 
 
1020
    def test_remove(self):
 
1021
        self.assert_command_from_args(["--remove", "foo"],
 
1022
                                      RemoveCmd)
 
1023
 
 
1024
    def test_deny_before_remove(self):
 
1025
        options = self.parser.parse_args(["--deny", "--remove",
 
1026
                                          "foo"])
 
1027
        check_option_syntax(self.parser, options)
 
1028
        commands = commands_from_options(options)
 
1029
        self.assertEqual(len(commands), 2)
 
1030
        self.assertIsInstance(commands[0], DenyCmd)
 
1031
        self.assertIsInstance(commands[1], RemoveCmd)
 
1032
 
 
1033
    def test_deny_before_remove_reversed(self):
 
1034
        options = self.parser.parse_args(["--remove", "--deny",
 
1035
                                          "--all"])
 
1036
        check_option_syntax(self.parser, options)
 
1037
        commands = commands_from_options(options)
 
1038
        self.assertEqual(len(commands), 2)
 
1039
        self.assertIsInstance(commands[0], DenyCmd)
 
1040
        self.assertIsInstance(commands[1], RemoveCmd)
 
1041
 
 
1042
    def test_remove_short(self):
 
1043
        self.assert_command_from_args(["-r", "foo"], RemoveCmd)
 
1044
 
 
1045
    def test_dump_json(self):
 
1046
        self.assert_command_from_args(["--dump-json"], DumpJSONCmd)
 
1047
 
 
1048
    def test_enable(self):
 
1049
        self.assert_command_from_args(["--enable", "foo"], EnableCmd)
 
1050
 
 
1051
    def test_enable_short(self):
 
1052
        self.assert_command_from_args(["-e", "foo"], EnableCmd)
 
1053
 
 
1054
    def test_disable(self):
 
1055
        self.assert_command_from_args(["--disable", "foo"],
 
1056
                                      DisableCmd)
 
1057
 
 
1058
    def test_disable_short(self):
 
1059
        self.assert_command_from_args(["-d", "foo"], DisableCmd)
 
1060
 
 
1061
    def test_bump_timeout(self):
 
1062
        self.assert_command_from_args(["--bump-timeout", "foo"],
 
1063
                                      BumpTimeoutCmd)
 
1064
 
 
1065
    def test_bump_timeout_short(self):
 
1066
        self.assert_command_from_args(["-b", "foo"], BumpTimeoutCmd)
 
1067
 
 
1068
    def test_start_checker(self):
 
1069
        self.assert_command_from_args(["--start-checker", "foo"],
 
1070
                                      StartCheckerCmd)
 
1071
 
 
1072
    def test_stop_checker(self):
 
1073
        self.assert_command_from_args(["--stop-checker", "foo"],
 
1074
                                      StopCheckerCmd)
 
1075
 
 
1076
    def test_approve_by_default(self):
 
1077
        self.assert_command_from_args(["--approve-by-default", "foo"],
 
1078
                                      ApproveByDefaultCmd)
 
1079
 
 
1080
    def test_deny_by_default(self):
 
1081
        self.assert_command_from_args(["--deny-by-default", "foo"],
 
1082
                                      DenyByDefaultCmd)
 
1083
 
 
1084
    def test_checker(self):
 
1085
        self.assert_command_from_args(["--checker", ":", "foo"],
 
1086
                                      SetCheckerCmd, value_to_set=":")
 
1087
 
 
1088
    def test_checker_empty(self):
 
1089
        self.assert_command_from_args(["--checker", "", "foo"],
 
1090
                                      SetCheckerCmd, value_to_set="")
 
1091
 
 
1092
    def test_checker_short(self):
 
1093
        self.assert_command_from_args(["-c", ":", "foo"],
 
1094
                                      SetCheckerCmd, value_to_set=":")
 
1095
 
 
1096
    def test_host(self):
 
1097
        self.assert_command_from_args(["--host", "foo.example.org",
 
1098
                                       "foo"], SetHostCmd,
 
1099
                                      value_to_set="foo.example.org")
 
1100
 
 
1101
    def test_host_short(self):
 
1102
        self.assert_command_from_args(["-H", "foo.example.org",
 
1103
                                       "foo"], SetHostCmd,
 
1104
                                      value_to_set="foo.example.org")
 
1105
 
 
1106
    def test_secret_devnull(self):
 
1107
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1108
                                       "foo"], SetSecretCmd,
 
1109
                                      value_to_set=b"")
 
1110
 
 
1111
    def test_secret_tempfile(self):
 
1112
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1113
            value = b"secret\0xyzzy\nbar"
 
1114
            f.write(value)
 
1115
            f.seek(0)
 
1116
            self.assert_command_from_args(["--secret", f.name,
 
1117
                                           "foo"], SetSecretCmd,
 
1118
                                          value_to_set=value)
 
1119
 
 
1120
    def test_secret_devnull_short(self):
 
1121
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
 
1122
                                      SetSecretCmd, value_to_set=b"")
 
1123
 
 
1124
    def test_secret_tempfile_short(self):
 
1125
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1126
            value = b"secret\0xyzzy\nbar"
 
1127
            f.write(value)
 
1128
            f.seek(0)
 
1129
            self.assert_command_from_args(["-s", f.name, "foo"],
 
1130
                                          SetSecretCmd,
 
1131
                                          value_to_set=value)
 
1132
 
 
1133
    def test_timeout(self):
 
1134
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
 
1135
                                      SetTimeoutCmd,
 
1136
                                      value_to_set=300000)
 
1137
 
 
1138
    def test_timeout_short(self):
 
1139
        self.assert_command_from_args(["-t", "PT5M", "foo"],
 
1140
                                      SetTimeoutCmd,
 
1141
                                      value_to_set=300000)
 
1142
 
 
1143
    def test_extended_timeout(self):
 
1144
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1145
                                       "foo"],
 
1146
                                      SetExtendedTimeoutCmd,
 
1147
                                      value_to_set=900000)
 
1148
 
 
1149
    def test_interval(self):
 
1150
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
 
1151
                                      SetIntervalCmd,
 
1152
                                      value_to_set=120000)
 
1153
 
 
1154
    def test_interval_short(self):
 
1155
        self.assert_command_from_args(["-i", "PT2M", "foo"],
 
1156
                                      SetIntervalCmd,
 
1157
                                      value_to_set=120000)
 
1158
 
 
1159
    def test_approval_delay(self):
 
1160
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1161
                                       "foo"], SetApprovalDelayCmd,
 
1162
                                      value_to_set=30000)
 
1163
 
 
1164
    def test_approval_duration(self):
 
1165
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1166
                                       "foo"], SetApprovalDurationCmd,
 
1167
                                      value_to_set=1000)
 
1168
 
 
1169
    def test_print_table(self):
 
1170
        self.assert_command_from_args([], PrintTableCmd,
 
1171
                                      verbose=False)
 
1172
 
 
1173
    def test_print_table_verbose(self):
 
1174
        self.assert_command_from_args(["--verbose"], PrintTableCmd,
 
1175
                                      verbose=True)
 
1176
 
 
1177
    def test_print_table_verbose_short(self):
 
1178
        self.assert_command_from_args(["-v"], PrintTableCmd,
 
1179
                                      verbose=True)
 
1180
 
 
1181
 
 
1182
class TestCmd(unittest.TestCase):
 
1183
    """Abstract class for tests of command classes"""
 
1184
 
 
1185
    def setUp(self):
 
1186
        testcase = self
 
1187
        class MockClient(object):
 
1188
            def __init__(self, name, **attributes):
 
1189
                self.__dbus_object_path__ = "/clients/{}".format(name)
 
1190
                self.attributes = attributes
 
1191
                self.attributes["Name"] = name
 
1192
                self.calls = []
 
1193
            def Set(self, interface, propname, value, dbus_interface):
 
1194
                testcase.assertEqual(interface, client_dbus_interface)
 
1195
                testcase.assertEqual(dbus_interface,
 
1196
                                     dbus.PROPERTIES_IFACE)
 
1197
                self.attributes[propname] = value
 
1198
            def Get(self, interface, propname, dbus_interface):
 
1199
                testcase.assertEqual(interface, client_dbus_interface)
 
1200
                testcase.assertEqual(dbus_interface,
 
1201
                                     dbus.PROPERTIES_IFACE)
 
1202
                return self.attributes[propname]
 
1203
            def Approve(self, approve, dbus_interface):
 
1204
                testcase.assertEqual(dbus_interface,
 
1205
                                     client_dbus_interface)
 
1206
                self.calls.append(("Approve", (approve,
 
1207
                                               dbus_interface)))
 
1208
        self.client = MockClient(
 
1209
            "foo",
 
1210
            KeyID=("92ed150794387c03ce684574b1139a65"
 
1211
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
1212
            Secret=b"secret",
 
1213
            Host="foo.example.org",
 
1214
            Enabled=dbus.Boolean(True),
 
1215
            Timeout=300000,
 
1216
            LastCheckedOK="2019-02-03T00:00:00",
 
1217
            Created="2019-01-02T00:00:00",
 
1218
            Interval=120000,
 
1219
            Fingerprint=("778827225BA7DE539C5A"
 
1220
                         "7CFA59CFF7CDBD9A5920"),
 
1221
            CheckerRunning=dbus.Boolean(False),
 
1222
            LastEnabled="2019-01-03T00:00:00",
 
1223
            ApprovalPending=dbus.Boolean(False),
 
1224
            ApprovedByDefault=dbus.Boolean(True),
 
1225
            LastApprovalRequest="",
 
1226
            ApprovalDelay=0,
 
1227
            ApprovalDuration=1000,
 
1228
            Checker="fping -q -- %(host)s",
 
1229
            ExtendedTimeout=900000,
 
1230
            Expires="2019-02-04T00:00:00",
 
1231
            LastCheckerStatus=0)
 
1232
        self.other_client = MockClient(
 
1233
            "barbar",
 
1234
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
1235
                   "6ab612cff5ad227247e46c2b020f441c"),
 
1236
            Secret=b"secretbar",
 
1237
            Host="192.0.2.3",
 
1238
            Enabled=dbus.Boolean(True),
 
1239
            Timeout=300000,
 
1240
            LastCheckedOK="2019-02-04T00:00:00",
 
1241
            Created="2019-01-03T00:00:00",
 
1242
            Interval=120000,
 
1243
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
1244
                         "F547B3A107558FCA3A27"),
 
1245
            CheckerRunning=dbus.Boolean(True),
 
1246
            LastEnabled="2019-01-04T00:00:00",
 
1247
            ApprovalPending=dbus.Boolean(False),
 
1248
            ApprovedByDefault=dbus.Boolean(False),
 
1249
            LastApprovalRequest="2019-01-03T00:00:00",
 
1250
            ApprovalDelay=30000,
 
1251
            ApprovalDuration=93785000,
 
1252
            Checker=":",
 
1253
            ExtendedTimeout=900000,
 
1254
            Expires="2019-02-05T00:00:00",
 
1255
            LastCheckerStatus=-2)
 
1256
        self.clients =  collections.OrderedDict(
 
1257
            [
 
1258
                ("/clients/foo", self.client.attributes),
 
1259
                ("/clients/barbar", self.other_client.attributes),
 
1260
            ])
 
1261
        self.one_client = {"/clients/foo": self.client.attributes}
 
1262
 
 
1263
    @property
 
1264
    def bus(self):
 
1265
        class Bus(object):
 
1266
            @staticmethod
 
1267
            def get_object(client_bus_name, path):
 
1268
                self.assertEqual(client_bus_name, dbus_busname)
 
1269
                return {
 
1270
                    # Note: "self" here is the TestCmd instance, not
 
1271
                    # the Bus instance, since this is a static method!
 
1272
                    "/clients/foo": self.client,
 
1273
                    "/clients/barbar": self.other_client,
 
1274
                }[path]
 
1275
        return Bus()
 
1276
 
 
1277
 
 
1278
class TestIsEnabledCmd(TestCmd):
 
1279
    def test_is_enabled(self):
 
1280
        self.assertTrue(all(IsEnabledCmd().is_enabled(client,
 
1281
                                                      properties)
 
1282
                            for client, properties
 
1283
                            in self.clients.items()))
 
1284
 
 
1285
    def test_is_enabled_run_exits_successfully(self):
 
1286
        with self.assertRaises(SystemExit) as e:
 
1287
            IsEnabledCmd().run(self.one_client)
 
1288
        if e.exception.code is not None:
 
1289
            self.assertEqual(e.exception.code, 0)
 
1290
        else:
 
1291
            self.assertIsNone(e.exception.code)
 
1292
 
 
1293
    def test_is_enabled_run_exits_with_failure(self):
 
1294
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
1295
        with self.assertRaises(SystemExit) as e:
 
1296
            IsEnabledCmd().run(self.one_client)
 
1297
        if isinstance(e.exception.code, int):
 
1298
            self.assertNotEqual(e.exception.code, 0)
 
1299
        else:
 
1300
            self.assertIsNotNone(e.exception.code)
 
1301
 
 
1302
 
 
1303
class TestApproveCmd(TestCmd):
 
1304
    def test_approve(self):
 
1305
        ApproveCmd().run(self.clients, self.bus)
 
1306
        for clientpath in self.clients:
 
1307
            client = self.bus.get_object(dbus_busname, clientpath)
 
1308
            self.assertIn(("Approve", (True, client_dbus_interface)),
 
1309
                          client.calls)
 
1310
 
 
1311
 
 
1312
class TestDenyCmd(TestCmd):
 
1313
    def test_deny(self):
 
1314
        DenyCmd().run(self.clients, self.bus)
 
1315
        for clientpath in self.clients:
 
1316
            client = self.bus.get_object(dbus_busname, clientpath)
 
1317
            self.assertIn(("Approve", (False, client_dbus_interface)),
 
1318
                          client.calls)
 
1319
 
 
1320
 
 
1321
class TestRemoveCmd(TestCmd):
 
1322
    def test_remove(self):
 
1323
        class MockMandos(object):
 
1324
            def __init__(self):
 
1325
                self.calls = []
 
1326
            def RemoveClient(self, dbus_path):
 
1327
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1328
        mandos = MockMandos()
 
1329
        super(TestRemoveCmd, self).setUp()
 
1330
        RemoveCmd().run(self.clients, self.bus, mandos)
 
1331
        self.assertEqual(len(mandos.calls), 2)
 
1332
        for clientpath in self.clients:
 
1333
            self.assertIn(("RemoveClient", (clientpath,)),
 
1334
                          mandos.calls)
 
1335
 
 
1336
 
 
1337
class TestDumpJSONCmd(TestCmd):
 
1338
    def setUp(self):
 
1339
        self.expected_json = {
 
1340
            "foo": {
 
1341
                "Name": "foo",
 
1342
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
1343
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
1344
                "Host": "foo.example.org",
 
1345
                "Enabled": True,
 
1346
                "Timeout": 300000,
 
1347
                "LastCheckedOK": "2019-02-03T00:00:00",
 
1348
                "Created": "2019-01-02T00:00:00",
 
1349
                "Interval": 120000,
 
1350
                "Fingerprint": ("778827225BA7DE539C5A"
 
1351
                                "7CFA59CFF7CDBD9A5920"),
 
1352
                "CheckerRunning": False,
 
1353
                "LastEnabled": "2019-01-03T00:00:00",
 
1354
                "ApprovalPending": False,
 
1355
                "ApprovedByDefault": True,
 
1356
                "LastApprovalRequest": "",
 
1357
                "ApprovalDelay": 0,
 
1358
                "ApprovalDuration": 1000,
 
1359
                "Checker": "fping -q -- %(host)s",
 
1360
                "ExtendedTimeout": 900000,
 
1361
                "Expires": "2019-02-04T00:00:00",
 
1362
                "LastCheckerStatus": 0,
 
1363
            },
 
1364
            "barbar": {
 
1365
                "Name": "barbar",
 
1366
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
1367
                          "6ab612cff5ad227247e46c2b020f441c"),
 
1368
                "Host": "192.0.2.3",
 
1369
                "Enabled": True,
 
1370
                "Timeout": 300000,
 
1371
                "LastCheckedOK": "2019-02-04T00:00:00",
 
1372
                "Created": "2019-01-03T00:00:00",
 
1373
                "Interval": 120000,
 
1374
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
1375
                                "F547B3A107558FCA3A27"),
 
1376
                "CheckerRunning": True,
 
1377
                "LastEnabled": "2019-01-04T00:00:00",
 
1378
                "ApprovalPending": False,
 
1379
                "ApprovedByDefault": False,
 
1380
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
1381
                "ApprovalDelay": 30000,
 
1382
                "ApprovalDuration": 93785000,
 
1383
                "Checker": ":",
 
1384
                "ExtendedTimeout": 900000,
 
1385
                "Expires": "2019-02-05T00:00:00",
 
1386
                "LastCheckerStatus": -2,
 
1387
            },
 
1388
        }
 
1389
        return super(TestDumpJSONCmd, self).setUp()
 
1390
 
 
1391
    def test_normal(self):
 
1392
        output = DumpJSONCmd().output(self.clients.values())
 
1393
        json_data = json.loads(output)
 
1394
        self.assertDictEqual(json_data, self.expected_json)
 
1395
 
 
1396
    def test_one_client(self):
 
1397
        output = DumpJSONCmd().output(self.one_client.values())
 
1398
        json_data = json.loads(output)
 
1399
        expected_json = {"foo": self.expected_json["foo"]}
 
1400
        self.assertDictEqual(json_data, expected_json)
 
1401
 
 
1402
 
 
1403
class TestPrintTableCmd(TestCmd):
 
1404
    def test_normal(self):
 
1405
        output = PrintTableCmd().output(self.clients.values())
 
1406
        expected_output = "\n".join((
 
1407
            "Name   Enabled Timeout  Last Successful Check",
 
1408
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
1409
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
1410
        ))
 
1411
        self.assertEqual(output, expected_output)
 
1412
 
 
1413
    def test_verbose(self):
 
1414
        output = PrintTableCmd(verbose=True).output(
 
1415
            self.clients.values())
 
1416
        columns = (
 
1417
            (
 
1418
                "Name   ",
 
1419
                "foo    ",
 
1420
                "barbar ",
 
1421
            ),(
 
1422
                "Enabled ",
 
1423
                "Yes     ",
 
1424
                "Yes     ",
 
1425
            ),(
 
1426
                "Timeout  ",
 
1427
                "00:05:00 ",
 
1428
                "00:05:00 ",
 
1429
            ),(
 
1430
                "Last Successful Check ",
 
1431
                "2019-02-03T00:00:00   ",
 
1432
                "2019-02-04T00:00:00   ",
 
1433
            ),(
 
1434
                "Created             ",
 
1435
                "2019-01-02T00:00:00 ",
 
1436
                "2019-01-03T00:00:00 ",
 
1437
            ),(
 
1438
                "Interval ",
 
1439
                "00:02:00 ",
 
1440
                "00:02:00 ",
 
1441
            ),(
 
1442
                "Host            ",
 
1443
                "foo.example.org ",
 
1444
                "192.0.2.3       ",
 
1445
            ),(
 
1446
                ("Key ID                                             "
 
1447
                 "              "),
 
1448
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
1449
                 "ea90a27cddb12 "),
 
1450
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
1451
                 "46c2b020f441c "),
 
1452
            ),(
 
1453
                "Fingerprint                              ",
 
1454
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
1455
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
1456
            ),(
 
1457
                "Check Is Running ",
 
1458
                "No               ",
 
1459
                "Yes              ",
 
1460
            ),(
 
1461
                "Last Enabled        ",
 
1462
                "2019-01-03T00:00:00 ",
 
1463
                "2019-01-04T00:00:00 ",
 
1464
            ),(
 
1465
                "Approval Is Pending ",
 
1466
                "No                  ",
 
1467
                "No                  ",
 
1468
            ),(
 
1469
                "Approved By Default ",
 
1470
                "Yes                 ",
 
1471
                "No                  ",
 
1472
            ),(
 
1473
                "Last Approval Request ",
 
1474
                "                      ",
 
1475
                "2019-01-03T00:00:00   ",
 
1476
            ),(
 
1477
                "Approval Delay ",
 
1478
                "00:00:00       ",
 
1479
                "00:00:30       ",
 
1480
            ),(
 
1481
                "Approval Duration ",
 
1482
                "00:00:01          ",
 
1483
                "1T02:03:05        ",
 
1484
            ),(
 
1485
                "Checker              ",
 
1486
                "fping -q -- %(host)s ",
 
1487
                ":                    ",
 
1488
            ),(
 
1489
                "Extended Timeout ",
 
1490
                "00:15:00         ",
 
1491
                "00:15:00         ",
 
1492
            ),(
 
1493
                "Expires             ",
 
1494
                "2019-02-04T00:00:00 ",
 
1495
                "2019-02-05T00:00:00 ",
 
1496
            ),(
 
1497
                "Last Checker Status",
 
1498
                "0                  ",
 
1499
                "-2                 ",
 
1500
            )
 
1501
        )
 
1502
        num_lines = max(len(rows) for rows in columns)
 
1503
        expected_output = "\n".join("".join(rows[line]
 
1504
                                            for rows in columns)
 
1505
                                    for line in range(num_lines))
 
1506
        self.assertEqual(output, expected_output)
 
1507
 
 
1508
    def test_one_client(self):
 
1509
        output = PrintTableCmd().output(self.one_client.values())
 
1510
        expected_output = "\n".join((
 
1511
            "Name Enabled Timeout  Last Successful Check",
 
1512
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
1513
        ))
 
1514
        self.assertEqual(output, expected_output)
 
1515
 
 
1516
 
 
1517
class TestPropertyCmd(TestCmd):
 
1518
    """Abstract class for tests of PropertyCmd classes"""
 
1519
    def runTest(self):
 
1520
        if not hasattr(self, "command"):
 
1521
            return
 
1522
        values_to_get = getattr(self, "values_to_get",
 
1523
                                self.values_to_set)
 
1524
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1525
                                              values_to_get):
 
1526
            for clientpath in self.clients:
 
1527
                client = self.bus.get_object(dbus_busname, clientpath)
 
1528
                old_value = client.attributes[self.propname]
 
1529
                self.assertNotIsInstance(old_value, self.Unique)
 
1530
                client.attributes[self.propname] = self.Unique()
 
1531
            self.run_command(value_to_set, self.clients)
 
1532
            for clientpath in self.clients:
 
1533
                client = self.bus.get_object(dbus_busname, clientpath)
 
1534
                value = client.attributes[self.propname]
 
1535
                self.assertNotIsInstance(value, self.Unique)
 
1536
                self.assertEqual(value, value_to_get)
 
1537
 
 
1538
    class Unique(object):
 
1539
        """Class for objects which exist only to be unique objects,
 
1540
since unittest.mock.sentinel only exists in Python 3.3"""
 
1541
 
 
1542
    def run_command(self, value, clients):
 
1543
        self.command().run(clients, self.bus)
 
1544
 
 
1545
 
 
1546
class TestEnableCmd(TestPropertyCmd):
 
1547
    command = EnableCmd
 
1548
    propname = "Enabled"
 
1549
    values_to_set = [dbus.Boolean(True)]
 
1550
 
 
1551
 
 
1552
class TestDisableCmd(TestPropertyCmd):
 
1553
    command = DisableCmd
 
1554
    propname = "Enabled"
 
1555
    values_to_set = [dbus.Boolean(False)]
 
1556
 
 
1557
 
 
1558
class TestBumpTimeoutCmd(TestPropertyCmd):
 
1559
    command = BumpTimeoutCmd
 
1560
    propname = "LastCheckedOK"
 
1561
    values_to_set = [""]
 
1562
 
 
1563
 
 
1564
class TestStartCheckerCmd(TestPropertyCmd):
 
1565
    command = StartCheckerCmd
 
1566
    propname = "CheckerRunning"
 
1567
    values_to_set = [dbus.Boolean(True)]
 
1568
 
 
1569
 
 
1570
class TestStopCheckerCmd(TestPropertyCmd):
 
1571
    command = StopCheckerCmd
 
1572
    propname = "CheckerRunning"
 
1573
    values_to_set = [dbus.Boolean(False)]
 
1574
 
 
1575
 
 
1576
class TestApproveByDefaultCmd(TestPropertyCmd):
 
1577
    command = ApproveByDefaultCmd
 
1578
    propname = "ApprovedByDefault"
 
1579
    values_to_set = [dbus.Boolean(True)]
 
1580
 
 
1581
 
 
1582
class TestDenyByDefaultCmd(TestPropertyCmd):
 
1583
    command = DenyByDefaultCmd
 
1584
    propname = "ApprovedByDefault"
 
1585
    values_to_set = [dbus.Boolean(False)]
 
1586
 
 
1587
 
 
1588
class TestPropertyValueCmd(TestPropertyCmd):
 
1589
    """Abstract class for tests of PropertyValueCmd classes"""
 
1590
 
 
1591
    def runTest(self):
 
1592
        if type(self) is TestPropertyValueCmd:
 
1593
            return
 
1594
        return super(TestPropertyValueCmd, self).runTest()
 
1595
 
 
1596
    def run_command(self, value, clients):
 
1597
        self.command(value).run(clients, self.bus)
 
1598
 
 
1599
 
 
1600
class TestSetCheckerCmd(TestPropertyValueCmd):
 
1601
    command = SetCheckerCmd
 
1602
    propname = "Checker"
 
1603
    values_to_set = ["", ":", "fping -q -- %s"]
 
1604
 
 
1605
 
 
1606
class TestSetHostCmd(TestPropertyValueCmd):
 
1607
    command = SetHostCmd
 
1608
    propname = "Host"
 
1609
    values_to_set = ["192.0.2.3", "foo.example.org"]
 
1610
 
 
1611
 
 
1612
class TestSetSecretCmd(TestPropertyValueCmd):
 
1613
    command = SetSecretCmd
 
1614
    propname = "Secret"
 
1615
    values_to_set = [io.BytesIO(b""),
 
1616
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1617
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
 
1618
 
 
1619
 
 
1620
class TestSetTimeoutCmd(TestPropertyValueCmd):
 
1621
    command = SetTimeoutCmd
 
1622
    propname = "Timeout"
 
1623
    values_to_set = [datetime.timedelta(),
 
1624
                     datetime.timedelta(minutes=5),
 
1625
                     datetime.timedelta(seconds=1),
 
1626
                     datetime.timedelta(weeks=1),
 
1627
                     datetime.timedelta(weeks=52)]
 
1628
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1629
 
 
1630
 
 
1631
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
 
1632
    command = SetExtendedTimeoutCmd
 
1633
    propname = "ExtendedTimeout"
 
1634
    values_to_set = [datetime.timedelta(),
 
1635
                     datetime.timedelta(minutes=5),
 
1636
                     datetime.timedelta(seconds=1),
 
1637
                     datetime.timedelta(weeks=1),
 
1638
                     datetime.timedelta(weeks=52)]
 
1639
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1640
 
 
1641
 
 
1642
class TestSetIntervalCmd(TestPropertyValueCmd):
 
1643
    command = SetIntervalCmd
 
1644
    propname = "Interval"
 
1645
    values_to_set = [datetime.timedelta(),
 
1646
                     datetime.timedelta(minutes=5),
 
1647
                     datetime.timedelta(seconds=1),
 
1648
                     datetime.timedelta(weeks=1),
 
1649
                     datetime.timedelta(weeks=52)]
 
1650
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1651
 
 
1652
 
 
1653
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
 
1654
    command = SetApprovalDelayCmd
 
1655
    propname = "ApprovalDelay"
 
1656
    values_to_set = [datetime.timedelta(),
 
1657
                     datetime.timedelta(minutes=5),
 
1658
                     datetime.timedelta(seconds=1),
 
1659
                     datetime.timedelta(weeks=1),
 
1660
                     datetime.timedelta(weeks=52)]
 
1661
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1662
 
 
1663
 
 
1664
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
 
1665
    command = SetApprovalDurationCmd
 
1666
    propname = "ApprovalDuration"
 
1667
    values_to_set = [datetime.timedelta(),
 
1668
                     datetime.timedelta(minutes=5),
 
1669
                     datetime.timedelta(seconds=1),
 
1670
                     datetime.timedelta(weeks=1),
 
1671
                     datetime.timedelta(weeks=52)]
 
1672
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1673
 
 
1674
 
 
1675
 
 
1676
def should_only_run_tests():
 
1677
    parser = argparse.ArgumentParser(add_help=False)
 
1678
    parser.add_argument("--check", action='store_true')
 
1679
    args, unknown_args = parser.parse_known_args()
 
1680
    run_tests = args.check
 
1681
    if run_tests:
 
1682
        # Remove --check argument from sys.argv
 
1683
        sys.argv[1:] = unknown_args
 
1684
    return run_tests
 
1685
 
 
1686
# Add all tests from doctest strings
 
1687
def load_tests(loader, tests, none):
 
1688
    import doctest
 
1689
    tests.addTests(doctest.DocTestSuite())
 
1690
    return tests
 
1691
 
 
1692
if __name__ == "__main__":
 
1693
    if should_only_run_tests():
 
1694
        # Call using ./tdd-python-script --check [--verbose]
 
1695
        unittest.main()
 
1696
    else:
 
1697
        main()