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  • Committer: Teddy Hogeborn
  • Date: 2019-07-30 18:17:10 UTC
  • mfrom: (237.7.681 trunk)
  • Revision ID: teddy@recompile.se-20190730181710-0ph4iwqdijdy41uv
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1
#!/usr/bin/python
 
2
# -*- after-save-hook: (lambda () (let ((command (if (fboundp 'file-local-name) (file-local-name (buffer-file-name)) (or (file-remote-p (buffer-file-name) 'localname) (buffer-file-name))))) (if (= (progn (if (get-buffer "*Test*") (kill-buffer "*Test*")) (process-file-shell-command (format "%s --check" (shell-quote-argument command)) nil "*Test*")) 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w))) (progn (with-current-buffer "*Test*" (compilation-mode)) (display-buffer "*Test*" '(display-buffer-in-side-window)))))); coding: utf-8 -*-
 
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
try:
 
50
    import pydbus
 
51
    import gi
 
52
    dbus_python = None
 
53
except ImportError:
 
54
    import dbus as dbus_python
 
55
    pydbus = None
 
56
    class gi(object):
 
57
        """Dummy gi module, for the tests"""
 
58
        class repository(object):
 
59
            class GLib(object):
 
60
                class Error(Exception):
 
61
                    pass
 
62
 
 
63
# Show warnings by default
 
64
if not sys.warnoptions:
 
65
    import warnings
 
66
    warnings.simplefilter("default")
 
67
 
 
68
log = logging.getLogger(sys.argv[0])
 
69
logging.basicConfig(level="INFO", # Show info level messages
 
70
                    format="%(message)s") # Show basic log messages
 
71
 
 
72
logging.captureWarnings(True)   # Show warnings via the logging system
 
73
 
 
74
if sys.version_info.major == 2:
 
75
    str = unicode
 
76
    import StringIO
 
77
    io.StringIO = StringIO.StringIO
 
78
 
 
79
locale.setlocale(locale.LC_ALL, "")
 
80
 
 
81
version = "1.8.4"
 
82
 
 
83
 
 
84
def main():
 
85
    parser = argparse.ArgumentParser()
 
86
    add_command_line_options(parser)
 
87
 
 
88
    options = parser.parse_args()
 
89
    check_option_syntax(parser, options)
 
90
 
 
91
    clientnames = options.client
 
92
 
 
93
    if options.debug:
 
94
        log.setLevel(logging.DEBUG)
 
95
 
 
96
    if pydbus is not None:
 
97
        bus = pydbus_adapter.CachingBus(pydbus)
 
98
    else:
 
99
        bus = dbus_python_adapter.CachingBus(dbus_python)
 
100
 
 
101
    try:
 
102
        all_clients = bus.get_clients_and_properties()
 
103
    except dbus.ConnectFailed as e:
 
104
        log.critical("Could not connect to Mandos server: %s", e)
 
105
        sys.exit(1)
 
106
    except dbus.Error as e:
 
107
        log.critical(
 
108
            "Failed to access Mandos server through D-Bus:\n%s", e)
 
109
        sys.exit(1)
 
110
 
 
111
    # Compile dict of (clientpath: properties) to process
 
112
    if not clientnames:
 
113
        clients = all_clients
 
114
    else:
 
115
        clients = {}
 
116
        for name in clientnames:
 
117
            for objpath, properties in all_clients.items():
 
118
                if properties["Name"] == name:
 
119
                    clients[objpath] = properties
 
120
                    break
 
121
            else:
 
122
                log.critical("Client not found on server: %r", name)
 
123
                sys.exit(1)
 
124
 
 
125
    commands = commands_from_options(options)
 
126
 
 
127
    for command in commands:
 
128
        command.run(clients, bus)
 
129
 
 
130
 
 
131
def add_command_line_options(parser):
 
132
    parser.add_argument("--version", action="version",
 
133
                        version="%(prog)s {}".format(version),
 
134
                        help="show version number and exit")
 
135
    parser.add_argument("-a", "--all", action="store_true",
 
136
                        help="Select all clients")
 
137
    parser.add_argument("-v", "--verbose", action="store_true",
 
138
                        help="Print all fields")
 
139
    parser.add_argument("-j", "--dump-json", dest="commands",
 
140
                        action="append_const", default=[],
 
141
                        const=command.DumpJSON(),
 
142
                        help="Dump client data in JSON format")
 
143
    enable_disable = parser.add_mutually_exclusive_group()
 
144
    enable_disable.add_argument("-e", "--enable", dest="commands",
 
145
                                action="append_const", default=[],
 
146
                                const=command.Enable(),
 
147
                                help="Enable client")
 
148
    enable_disable.add_argument("-d", "--disable", dest="commands",
 
149
                                action="append_const", default=[],
 
150
                                const=command.Disable(),
 
151
                                help="disable client")
 
152
    parser.add_argument("-b", "--bump-timeout", dest="commands",
 
153
                        action="append_const", default=[],
 
154
                        const=command.BumpTimeout(),
 
155
                        help="Bump timeout for client")
 
156
    start_stop_checker = parser.add_mutually_exclusive_group()
 
157
    start_stop_checker.add_argument("--start-checker",
 
158
                                    dest="commands",
 
159
                                    action="append_const", default=[],
 
160
                                    const=command.StartChecker(),
 
161
                                    help="Start checker for client")
 
162
    start_stop_checker.add_argument("--stop-checker", dest="commands",
 
163
                                    action="append_const", default=[],
 
164
                                    const=command.StopChecker(),
 
165
                                    help="Stop checker for client")
 
166
    parser.add_argument("-V", "--is-enabled", dest="commands",
 
167
                        action="append_const", default=[],
 
168
                        const=command.IsEnabled(),
 
169
                        help="Check if client is enabled")
 
170
    parser.add_argument("-r", "--remove", dest="commands",
 
171
                        action="append_const", default=[],
 
172
                        const=command.Remove(),
 
173
                        help="Remove client")
 
174
    parser.add_argument("-c", "--checker", dest="commands",
 
175
                        action="append", default=[],
 
176
                        metavar="COMMAND", type=command.SetChecker,
 
177
                        help="Set checker command for client")
 
178
    parser.add_argument(
 
179
        "-t", "--timeout", dest="commands", action="append",
 
180
        default=[], metavar="TIME",
 
181
        type=command.SetTimeout.argparse(string_to_delta),
 
182
        help="Set timeout for client")
 
183
    parser.add_argument(
 
184
        "--extended-timeout", dest="commands", action="append",
 
185
        default=[], metavar="TIME",
 
186
        type=command.SetExtendedTimeout.argparse(string_to_delta),
 
187
        help="Set extended timeout for client")
 
188
    parser.add_argument(
 
189
        "-i", "--interval", dest="commands", action="append",
 
190
        default=[], metavar="TIME",
 
191
        type=command.SetInterval.argparse(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", dest="commands",
 
196
        action="append_const", default=[],
 
197
        const=command.ApproveByDefault(),
 
198
        help="Set client to be approved by default")
 
199
    approve_deny_default.add_argument(
 
200
        "--deny-by-default", dest="commands",
 
201
        action="append_const", default=[],
 
202
        const=command.DenyByDefault(),
 
203
        help="Set client to be denied by default")
 
204
    parser.add_argument(
 
205
        "--approval-delay", dest="commands", action="append",
 
206
        default=[], metavar="TIME",
 
207
        type=command.SetApprovalDelay.argparse(string_to_delta),
 
208
        help="Set delay before client approve/deny")
 
209
    parser.add_argument(
 
210
        "--approval-duration", dest="commands", action="append",
 
211
        default=[], metavar="TIME",
 
212
        type=command.SetApprovalDuration.argparse(string_to_delta),
 
213
        help="Set duration of one client approval")
 
214
    parser.add_argument("-H", "--host", dest="commands",
 
215
                        action="append", default=[], metavar="STRING",
 
216
                        type=command.SetHost,
 
217
                        help="Set host for client")
 
218
    parser.add_argument(
 
219
        "-s", "--secret", dest="commands", action="append",
 
220
        default=[], metavar="FILENAME",
 
221
        type=command.SetSecret.argparse(argparse.FileType(mode="rb")),
 
222
        help="Set password blob (file) for client")
 
223
    approve_deny = parser.add_mutually_exclusive_group()
 
224
    approve_deny.add_argument(
 
225
        "-A", "--approve", dest="commands", action="append_const",
 
226
        default=[], const=command.Approve(),
 
227
        help="Approve any current client request")
 
228
    approve_deny.add_argument("-D", "--deny", dest="commands",
 
229
                              action="append_const", default=[],
 
230
                              const=command.Deny(),
 
231
                              help="Deny any current client request")
 
232
    parser.add_argument("--debug", action="store_true",
 
233
                        help="Debug mode (show D-Bus commands)")
 
234
    parser.add_argument("--check", action="store_true",
 
235
                        help="Run self-test")
 
236
    parser.add_argument("client", nargs="*", help="Client name")
 
237
 
 
238
 
 
239
def string_to_delta(interval):
 
240
    """Parse a string and return a datetime.timedelta"""
 
241
 
 
242
    try:
 
243
        return rfc3339_duration_to_delta(interval)
 
244
    except ValueError as e:
 
245
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
246
                    ' '.join(e.args))
 
247
    return parse_pre_1_6_1_interval(interval)
 
248
 
 
249
 
 
250
def rfc3339_duration_to_delta(duration):
 
251
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
 
252
 
 
253
    >>> rfc3339_duration_to_delta("P7D") == datetime.timedelta(7)
 
254
    True
 
255
    >>> rfc3339_duration_to_delta("PT60S") == datetime.timedelta(0, 60)
 
256
    True
 
257
    >>> rfc3339_duration_to_delta("PT60M") == datetime.timedelta(hours=1)
 
258
    True
 
259
    >>> # 60 months
 
260
    >>> rfc3339_duration_to_delta("P60M") == datetime.timedelta(1680)
 
261
    True
 
262
    >>> rfc3339_duration_to_delta("PT24H") == datetime.timedelta(1)
 
263
    True
 
264
    >>> rfc3339_duration_to_delta("P1W") == datetime.timedelta(7)
 
265
    True
 
266
    >>> rfc3339_duration_to_delta("PT5M30S") == datetime.timedelta(0, 330)
 
267
    True
 
268
    >>> rfc3339_duration_to_delta("P1DT3M20S") == datetime.timedelta(1, 200)
 
269
    True
 
270
    >>> # Can not be empty:
 
271
    >>> rfc3339_duration_to_delta("")
 
272
    Traceback (most recent call last):
 
273
    ...
 
274
    ValueError: Invalid RFC 3339 duration: ""
 
275
    >>> # Must start with "P":
 
276
    >>> rfc3339_duration_to_delta("1D")
 
277
    Traceback (most recent call last):
 
278
    ...
 
279
    ValueError: Invalid RFC 3339 duration: "1D"
 
280
    >>> # Must use correct order
 
281
    >>> rfc3339_duration_to_delta("PT1S2M")
 
282
    Traceback (most recent call last):
 
283
    ...
 
284
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
 
285
    >>> # Time needs time marker
 
286
    >>> rfc3339_duration_to_delta("P1H2S")
 
287
    Traceback (most recent call last):
 
288
    ...
 
289
    ValueError: Invalid RFC 3339 duration: "P1H2S"
 
290
    >>> # Weeks can not be combined with anything else
 
291
    >>> rfc3339_duration_to_delta("P1D2W")
 
292
    Traceback (most recent call last):
 
293
    ...
 
294
    ValueError: Invalid RFC 3339 duration: "P1D2W"
 
295
    >>> rfc3339_duration_to_delta("P2W2H")
 
296
    Traceback (most recent call last):
 
297
    ...
 
298
    ValueError: Invalid RFC 3339 duration: "P2W2H"
 
299
    """
 
300
 
 
301
    # Parsing an RFC 3339 duration with regular expressions is not
 
302
    # possible - there would have to be multiple places for the same
 
303
    # values, like seconds.  The current code, while more esoteric, is
 
304
    # cleaner without depending on a parsing library.  If Python had a
 
305
    # built-in library for parsing we would use it, but we'd like to
 
306
    # avoid excessive use of external libraries.
 
307
 
 
308
    # New type for defining tokens, syntax, and semantics all-in-one
 
309
    Token = collections.namedtuple("Token", (
 
310
        "regexp",  # To match token; if "value" is not None, must have
 
311
                   # a "group" containing digits
 
312
        "value",   # datetime.timedelta or None
 
313
        "followers"))           # Tokens valid after this token
 
314
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
 
315
    # the "duration" ABNF definition in RFC 3339, Appendix A.
 
316
    token_end = Token(re.compile(r"$"), None, frozenset())
 
317
    token_second = Token(re.compile(r"(\d+)S"),
 
318
                         datetime.timedelta(seconds=1),
 
319
                         frozenset((token_end, )))
 
320
    token_minute = Token(re.compile(r"(\d+)M"),
 
321
                         datetime.timedelta(minutes=1),
 
322
                         frozenset((token_second, token_end)))
 
323
    token_hour = Token(re.compile(r"(\d+)H"),
 
324
                       datetime.timedelta(hours=1),
 
325
                       frozenset((token_minute, token_end)))
 
326
    token_time = Token(re.compile(r"T"),
 
327
                       None,
 
328
                       frozenset((token_hour, token_minute,
 
329
                                  token_second)))
 
330
    token_day = Token(re.compile(r"(\d+)D"),
 
331
                      datetime.timedelta(days=1),
 
332
                      frozenset((token_time, token_end)))
 
333
    token_month = Token(re.compile(r"(\d+)M"),
 
334
                        datetime.timedelta(weeks=4),
 
335
                        frozenset((token_day, token_end)))
 
336
    token_year = Token(re.compile(r"(\d+)Y"),
 
337
                       datetime.timedelta(weeks=52),
 
338
                       frozenset((token_month, token_end)))
 
339
    token_week = Token(re.compile(r"(\d+)W"),
 
340
                       datetime.timedelta(weeks=1),
 
341
                       frozenset((token_end, )))
 
342
    token_duration = Token(re.compile(r"P"), None,
 
343
                           frozenset((token_year, token_month,
 
344
                                      token_day, token_time,
 
345
                                      token_week)))
 
346
    # Define starting values:
 
347
    # Value so far
 
348
    value = datetime.timedelta()
 
349
    found_token = None
 
350
    # Following valid tokens
 
351
    followers = frozenset((token_duration, ))
 
352
    # String left to parse
 
353
    s = duration
 
354
    # Loop until end token is found
 
355
    while found_token is not token_end:
 
356
        # Search for any currently valid tokens
 
357
        for token in followers:
 
358
            match = token.regexp.match(s)
 
359
            if match is not None:
 
360
                # Token found
 
361
                if token.value is not None:
 
362
                    # Value found, parse digits
 
363
                    factor = int(match.group(1), 10)
 
364
                    # Add to value so far
 
365
                    value += factor * token.value
 
366
                # Strip token from string
 
367
                s = token.regexp.sub("", s, 1)
 
368
                # Go to found token
 
369
                found_token = token
 
370
                # Set valid next tokens
 
371
                followers = found_token.followers
 
372
                break
 
373
        else:
 
374
            # No currently valid tokens were found
 
375
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
 
376
                             .format(duration))
 
377
    # End token found
 
378
    return value
 
379
 
 
380
 
 
381
def parse_pre_1_6_1_interval(interval):
 
382
    """Parse an interval string as documented by Mandos before 1.6.1,
 
383
    and return a datetime.timedelta
 
384
 
 
385
    >>> parse_pre_1_6_1_interval('7d') == datetime.timedelta(days=7)
 
386
    True
 
387
    >>> parse_pre_1_6_1_interval('60s') == datetime.timedelta(0, 60)
 
388
    True
 
389
    >>> parse_pre_1_6_1_interval('60m') == datetime.timedelta(hours=1)
 
390
    True
 
391
    >>> parse_pre_1_6_1_interval('24h') == datetime.timedelta(days=1)
 
392
    True
 
393
    >>> parse_pre_1_6_1_interval('1w') == datetime.timedelta(days=7)
 
394
    True
 
395
    >>> parse_pre_1_6_1_interval('5m 30s') == datetime.timedelta(0, 330)
 
396
    True
 
397
    >>> parse_pre_1_6_1_interval('') == datetime.timedelta(0)
 
398
    True
 
399
    >>> # Ignore unknown characters, allow any order and repetitions
 
400
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m') == datetime.timedelta(2, 480, 18000)
 
401
    True
 
402
 
 
403
    """
 
404
 
 
405
    value = datetime.timedelta(0)
 
406
    regexp = re.compile(r"(\d+)([dsmhw]?)")
 
407
 
 
408
    for num, suffix in regexp.findall(interval):
 
409
        if suffix == "d":
 
410
            value += datetime.timedelta(int(num))
 
411
        elif suffix == "s":
 
412
            value += datetime.timedelta(0, int(num))
 
413
        elif suffix == "m":
 
414
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
415
        elif suffix == "h":
 
416
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
417
        elif suffix == "w":
 
418
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
419
        elif suffix == "":
 
420
            value += datetime.timedelta(0, 0, 0, int(num))
 
421
    return value
 
422
 
 
423
 
 
424
def check_option_syntax(parser, options):
 
425
    """Apply additional restrictions on options, not expressible in
 
426
argparse"""
 
427
 
 
428
    def has_commands(options, commands=None):
 
429
        if commands is None:
 
430
            commands = (command.Enable,
 
431
                        command.Disable,
 
432
                        command.BumpTimeout,
 
433
                        command.StartChecker,
 
434
                        command.StopChecker,
 
435
                        command.IsEnabled,
 
436
                        command.Remove,
 
437
                        command.SetChecker,
 
438
                        command.SetTimeout,
 
439
                        command.SetExtendedTimeout,
 
440
                        command.SetInterval,
 
441
                        command.ApproveByDefault,
 
442
                        command.DenyByDefault,
 
443
                        command.SetApprovalDelay,
 
444
                        command.SetApprovalDuration,
 
445
                        command.SetHost,
 
446
                        command.SetSecret,
 
447
                        command.Approve,
 
448
                        command.Deny)
 
449
        return any(isinstance(cmd, commands)
 
450
                   for cmd in options.commands)
 
451
 
 
452
    if has_commands(options) and not (options.client or options.all):
 
453
        parser.error("Options require clients names or --all.")
 
454
    if options.verbose and has_commands(options):
 
455
        parser.error("--verbose can only be used alone.")
 
456
    if (has_commands(options, (command.DumpJSON,))
 
457
        and (options.verbose or len(options.commands) > 1)):
 
458
        parser.error("--dump-json can only be used alone.")
 
459
    if options.all and not has_commands(options):
 
460
        parser.error("--all requires an action.")
 
461
    if (has_commands(options, (command.IsEnabled,))
 
462
        and len(options.client) > 1):
 
463
        parser.error("--is-enabled requires exactly one client")
 
464
    if (len(options.commands) > 1
 
465
        and has_commands(options, (command.Remove,))
 
466
        and not has_commands(options, (command.Deny,))):
 
467
        parser.error("--remove can only be combined with --deny")
 
468
 
 
469
 
 
470
class dbus(object):
 
471
 
 
472
    class SystemBus(object):
 
473
 
 
474
        object_manager_iface = "org.freedesktop.DBus.ObjectManager"
 
475
        def get_managed_objects(self, busname, objectpath):
 
476
            return self.call_method("GetManagedObjects", busname,
 
477
                                    objectpath,
 
478
                                    self.object_manager_iface)
 
479
 
 
480
        properties_iface = "org.freedesktop.DBus.Properties"
 
481
        def set_property(self, busname, objectpath, interface, key,
 
482
                         value):
 
483
            self.call_method("Set", busname, objectpath,
 
484
                             self.properties_iface, interface, key,
 
485
                             value)
 
486
 
 
487
 
 
488
    class MandosBus(SystemBus):
 
489
        busname_domain = "se.recompile"
 
490
        busname = busname_domain + ".Mandos"
 
491
        server_path = "/"
 
492
        server_interface = busname_domain + ".Mandos"
 
493
        client_interface = busname_domain + ".Mandos.Client"
 
494
        del busname_domain
 
495
 
 
496
        def get_clients_and_properties(self):
 
497
            managed_objects = self.get_managed_objects(
 
498
                self.busname, self.server_path)
 
499
            return {objpath: properties[self.client_interface]
 
500
                    for objpath, properties in managed_objects.items()
 
501
                    if self.client_interface in properties}
 
502
 
 
503
        def set_client_property(self, objectpath, key, value):
 
504
            return self.set_property(self.busname, objectpath,
 
505
                                     self.client_interface, key,
 
506
                                     value)
 
507
 
 
508
        def call_client_method(self, objectpath, method, *args):
 
509
            return self.call_method(method, self.busname, objectpath,
 
510
                                    self.client_interface, *args)
 
511
 
 
512
        def call_server_method(self, method, *args):
 
513
            return self.call_method(method, self.busname,
 
514
                                    self.server_path,
 
515
                                    self.server_interface, *args)
 
516
 
 
517
    class Error(Exception):
 
518
        pass
 
519
 
 
520
    class ConnectFailed(Error):
 
521
        pass
 
522
 
 
523
 
 
524
class dbus_python_adapter(object):
 
525
 
 
526
    class SystemBus(dbus.MandosBus):
 
527
        """Use dbus-python"""
 
528
 
 
529
        def __init__(self, module=dbus_python):
 
530
            self.dbus_python = module
 
531
            self.bus = self.dbus_python.SystemBus()
 
532
 
 
533
        @contextlib.contextmanager
 
534
        def convert_exception(self, exception_class=dbus.Error):
 
535
            try:
 
536
                yield
 
537
            except self.dbus_python.exceptions.DBusException as e:
 
538
                # This does what "raise from" would do
 
539
                exc = exception_class(*e.args)
 
540
                exc.__cause__ = e
 
541
                raise exc
 
542
 
 
543
        def call_method(self, methodname, busname, objectpath,
 
544
                        interface, *args):
 
545
            proxy_object = self.get_object(busname, objectpath)
 
546
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
 
547
                      interface, methodname,
 
548
                      ", ".join(repr(a) for a in args))
 
549
            method = getattr(proxy_object, methodname)
 
550
            with self.convert_exception():
 
551
                with dbus_python_adapter.SilenceLogger(
 
552
                        "dbus.proxies"):
 
553
                    value = method(*args, dbus_interface=interface)
 
554
            return self.type_filter(value)
 
555
 
 
556
        def get_object(self, busname, objectpath):
 
557
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
558
                      busname, objectpath)
 
559
            with self.convert_exception(dbus.ConnectFailed):
 
560
                return self.bus.get_object(busname, objectpath)
 
561
 
 
562
        def type_filter(self, value):
 
563
            """Convert the most bothersome types to Python types"""
 
564
            if isinstance(value, self.dbus_python.Boolean):
 
565
                return bool(value)
 
566
            if isinstance(value, self.dbus_python.ObjectPath):
 
567
                return str(value)
 
568
            # Also recurse into dictionaries
 
569
            if isinstance(value, self.dbus_python.Dictionary):
 
570
                return {self.type_filter(key):
 
571
                        self.type_filter(subval)
 
572
                        for key, subval in value.items()}
 
573
            return value
 
574
 
 
575
        def set_client_property(self, objectpath, key, value):
 
576
            if key == "Secret":
 
577
                if not isinstance(value, bytes):
 
578
                    value = value.encode("utf-8")
 
579
                value = self.dbus_python.ByteArray(value)
 
580
            return self.set_property(self.busname, objectpath,
 
581
                                     self.client_interface, key,
 
582
                                     value)
 
583
 
 
584
    class SilenceLogger(object):
 
585
        "Simple context manager to silence a particular logger"
 
586
        def __init__(self, loggername):
 
587
            self.logger = logging.getLogger(loggername)
 
588
 
 
589
        def __enter__(self):
 
590
            self.logger.addFilter(self.nullfilter)
 
591
 
 
592
        class NullFilter(logging.Filter):
 
593
            def filter(self, record):
 
594
                return False
 
595
 
 
596
        nullfilter = NullFilter()
 
597
 
 
598
        def __exit__(self, exc_type, exc_val, exc_tb):
 
599
            self.logger.removeFilter(self.nullfilter)
 
600
 
 
601
 
 
602
    class CachingBus(SystemBus):
 
603
        """A caching layer for dbus_python_adapter.SystemBus"""
 
604
        def __init__(self, *args, **kwargs):
 
605
            self.object_cache = {}
 
606
            super(dbus_python_adapter.CachingBus,
 
607
                  self).__init__(*args, **kwargs)
 
608
        def get_object(self, busname, objectpath):
 
609
            try:
 
610
                return self.object_cache[(busname, objectpath)]
 
611
            except KeyError:
 
612
                new_object = super(
 
613
                    dbus_python_adapter.CachingBus,
 
614
                    self).get_object(busname, objectpath)
 
615
                self.object_cache[(busname, objectpath)]  = new_object
 
616
                return new_object
 
617
 
 
618
 
 
619
class pydbus_adapter(object):
 
620
    class SystemBus(dbus.MandosBus):
 
621
        def __init__(self, module=pydbus):
 
622
            self.pydbus = module
 
623
            self.bus = self.pydbus.SystemBus()
 
624
 
 
625
        @contextlib.contextmanager
 
626
        def convert_exception(self, exception_class=dbus.Error):
 
627
            try:
 
628
                yield
 
629
            except gi.repository.GLib.Error as e:
 
630
                # This does what "raise from" would do
 
631
                exc = exception_class(*e.args)
 
632
                exc.__cause__ = e
 
633
                raise exc
 
634
 
 
635
        def call_method(self, methodname, busname, objectpath,
 
636
                        interface, *args):
 
637
            proxy_object = self.get(busname, objectpath)
 
638
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
 
639
                      interface, methodname,
 
640
                      ", ".join(repr(a) for a in args))
 
641
            method = getattr(proxy_object[interface], methodname)
 
642
            with self.convert_exception():
 
643
                return method(*args)
 
644
 
 
645
        def get(self, busname, objectpath):
 
646
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
647
                      busname, objectpath)
 
648
            with self.convert_exception(dbus.ConnectFailed):
 
649
                if sys.version_info.major <= 2:
 
650
                    with warnings.catch_warnings():
 
651
                        warnings.filterwarnings(
 
652
                            "ignore", "", DeprecationWarning,
 
653
                            r"^xml\.etree\.ElementTree$")
 
654
                        return self.bus.get(busname, objectpath)
 
655
                else:
 
656
                    return self.bus.get(busname, objectpath)
 
657
 
 
658
        def set_property(self, busname, objectpath, interface, key,
 
659
                         value):
 
660
            proxy_object = self.get(busname, objectpath)
 
661
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", busname,
 
662
                      objectpath, self.properties_iface, interface,
 
663
                      key, value)
 
664
            setattr(proxy_object[interface], key, value)
 
665
 
 
666
    class CachingBus(SystemBus):
 
667
        """A caching layer for pydbus_adapter.SystemBus"""
 
668
        def __init__(self, *args, **kwargs):
 
669
            self.object_cache = {}
 
670
            super(pydbus_adapter.CachingBus,
 
671
                  self).__init__(*args, **kwargs)
 
672
        def get(self, busname, objectpath):
 
673
            try:
 
674
                return self.object_cache[(busname, objectpath)]
 
675
            except KeyError:
 
676
                new_object = (super(pydbus_adapter.CachingBus, self)
 
677
                              .get(busname, objectpath))
 
678
                self.object_cache[(busname, objectpath)]  = new_object
 
679
                return new_object
 
680
 
 
681
 
 
682
def commands_from_options(options):
 
683
 
 
684
    commands = list(options.commands)
 
685
 
 
686
    def find_cmd(cmd, commands):
 
687
        i = 0
 
688
        for i, c in enumerate(commands):
 
689
            if isinstance(c, cmd):
 
690
                return i
 
691
        return i+1
 
692
 
 
693
    # If command.Remove is present, move any instances of command.Deny
 
694
    # to occur ahead of command.Remove.
 
695
    index_of_remove = find_cmd(command.Remove, commands)
 
696
    before_remove = commands[:index_of_remove]
 
697
    after_remove = commands[index_of_remove:]
 
698
    cleaned_after = []
 
699
    for cmd in after_remove:
 
700
        if isinstance(cmd, command.Deny):
 
701
            before_remove.append(cmd)
 
702
        else:
 
703
            cleaned_after.append(cmd)
 
704
    if cleaned_after != after_remove:
 
705
        commands = before_remove + cleaned_after
 
706
 
 
707
    # If no command option has been given, show table of clients,
 
708
    # optionally verbosely
 
709
    if not commands:
 
710
        commands.append(command.PrintTable(verbose=options.verbose))
 
711
 
 
712
    return commands
 
713
 
 
714
 
 
715
class command(object):
 
716
    """A namespace for command classes"""
 
717
 
 
718
    class Base(object):
 
719
        """Abstract base class for commands"""
 
720
        def run(self, clients, bus=None):
 
721
            """Normal commands should implement run_on_one_client(),
 
722
but commands which want to operate on all clients at the same time can
 
723
override this run() method instead.
 
724
"""
 
725
            self.bus = bus
 
726
            for client, properties in clients.items():
 
727
                self.run_on_one_client(client, properties)
 
728
 
 
729
 
 
730
    class IsEnabled(Base):
 
731
        def run(self, clients, bus=None):
 
732
            properties = next(iter(clients.values()))
 
733
            if properties["Enabled"]:
 
734
                sys.exit(0)
 
735
            sys.exit(1)
 
736
 
 
737
 
 
738
    class Approve(Base):
 
739
        def run_on_one_client(self, client, properties):
 
740
            self.bus.call_client_method(client, "Approve", True)
 
741
 
 
742
 
 
743
    class Deny(Base):
 
744
        def run_on_one_client(self, client, properties):
 
745
            self.bus.call_client_method(client, "Approve", False)
 
746
 
 
747
 
 
748
    class Remove(Base):
 
749
        def run(self, clients, bus):
 
750
            for clientpath in frozenset(clients.keys()):
 
751
                bus.call_server_method("RemoveClient", clientpath)
 
752
 
 
753
 
 
754
    class Output(Base):
 
755
        """Abstract class for commands outputting client details"""
 
756
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
757
                        "Created", "Interval", "Host", "KeyID",
 
758
                        "Fingerprint", "CheckerRunning",
 
759
                        "LastEnabled", "ApprovalPending",
 
760
                        "ApprovedByDefault", "LastApprovalRequest",
 
761
                        "ApprovalDelay", "ApprovalDuration",
 
762
                        "Checker", "ExtendedTimeout", "Expires",
 
763
                        "LastCheckerStatus")
 
764
 
 
765
 
 
766
    class DumpJSON(Output):
 
767
        def run(self, clients, bus=None):
 
768
            data = {properties["Name"]:
 
769
                    {key: properties[key]
 
770
                     for key in self.all_keywords}
 
771
                    for properties in clients.values()}
 
772
            print(json.dumps(data, indent=4, separators=(',', ': ')))
 
773
 
 
774
 
 
775
    class PrintTable(Output):
 
776
        def __init__(self, verbose=False):
 
777
            self.verbose = verbose
 
778
 
 
779
        def run(self, clients, bus=None):
 
780
            default_keywords = ("Name", "Enabled", "Timeout",
 
781
                                "LastCheckedOK")
 
782
            keywords = default_keywords
 
783
            if self.verbose:
 
784
                keywords = self.all_keywords
 
785
            print(self.TableOfClients(clients.values(), keywords))
 
786
 
 
787
        class TableOfClients(object):
 
788
            tableheaders = {
 
789
                "Name": "Name",
 
790
                "Enabled": "Enabled",
 
791
                "Timeout": "Timeout",
 
792
                "LastCheckedOK": "Last Successful Check",
 
793
                "LastApprovalRequest": "Last Approval Request",
 
794
                "Created": "Created",
 
795
                "Interval": "Interval",
 
796
                "Host": "Host",
 
797
                "Fingerprint": "Fingerprint",
 
798
                "KeyID": "Key ID",
 
799
                "CheckerRunning": "Check Is Running",
 
800
                "LastEnabled": "Last Enabled",
 
801
                "ApprovalPending": "Approval Is Pending",
 
802
                "ApprovedByDefault": "Approved By Default",
 
803
                "ApprovalDelay": "Approval Delay",
 
804
                "ApprovalDuration": "Approval Duration",
 
805
                "Checker": "Checker",
 
806
                "ExtendedTimeout": "Extended Timeout",
 
807
                "Expires": "Expires",
 
808
                "LastCheckerStatus": "Last Checker Status",
 
809
            }
 
810
 
 
811
            def __init__(self, clients, keywords):
 
812
                self.clients = clients
 
813
                self.keywords = keywords
 
814
 
 
815
            def __str__(self):
 
816
                return "\n".join(self.rows())
 
817
 
 
818
            if sys.version_info.major == 2:
 
819
                __unicode__ = __str__
 
820
                def __str__(self):
 
821
                    return str(self).encode(
 
822
                        locale.getpreferredencoding())
 
823
 
 
824
            def rows(self):
 
825
                format_string = self.row_formatting_string()
 
826
                rows = [self.header_line(format_string)]
 
827
                rows.extend(self.client_line(client, format_string)
 
828
                            for client in self.clients)
 
829
                return rows
 
830
 
 
831
            def row_formatting_string(self):
 
832
                "Format string used to format table rows"
 
833
                return " ".join("{{{key}:{width}}}".format(
 
834
                    width=max(len(self.tableheaders[key]),
 
835
                              *(len(self.string_from_client(client,
 
836
                                                            key))
 
837
                                for client in self.clients)),
 
838
                    key=key)
 
839
                                for key in self.keywords)
 
840
 
 
841
            def string_from_client(self, client, key):
 
842
                return self.valuetostring(client[key], key)
 
843
 
 
844
            @classmethod
 
845
            def valuetostring(cls, value, keyword):
 
846
                if isinstance(value, bool):
 
847
                    return "Yes" if value else "No"
 
848
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
849
                               "ApprovalDuration", "ExtendedTimeout"):
 
850
                    return cls.milliseconds_to_string(value)
 
851
                return str(value)
 
852
 
 
853
            def header_line(self, format_string):
 
854
                return format_string.format(**self.tableheaders)
 
855
 
 
856
            def client_line(self, client, format_string):
 
857
                return format_string.format(
 
858
                    **{key: self.string_from_client(client, key)
 
859
                       for key in self.keywords})
 
860
 
 
861
            @staticmethod
 
862
            def milliseconds_to_string(ms):
 
863
                td = datetime.timedelta(0, 0, 0, ms)
 
864
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
865
                        .format(days="{}T".format(td.days)
 
866
                                if td.days else "",
 
867
                                hours=td.seconds // 3600,
 
868
                                minutes=(td.seconds % 3600) // 60,
 
869
                                seconds=td.seconds % 60))
 
870
 
 
871
 
 
872
    class PropertySetter(Base):
 
873
        "Abstract class for Actions for setting one client property"
 
874
 
 
875
        def run_on_one_client(self, client, properties=None):
 
876
            """Set the Client's D-Bus property"""
 
877
            self.bus.set_client_property(client, self.propname,
 
878
                                         self.value_to_set)
 
879
 
 
880
        @property
 
881
        def propname(self):
 
882
            raise NotImplementedError()
 
883
 
 
884
 
 
885
    class Enable(PropertySetter):
 
886
        propname = "Enabled"
 
887
        value_to_set = True
 
888
 
 
889
 
 
890
    class Disable(PropertySetter):
 
891
        propname = "Enabled"
 
892
        value_to_set = False
 
893
 
 
894
 
 
895
    class BumpTimeout(PropertySetter):
 
896
        propname = "LastCheckedOK"
 
897
        value_to_set = ""
 
898
 
 
899
 
 
900
    class StartChecker(PropertySetter):
 
901
        propname = "CheckerRunning"
 
902
        value_to_set = True
 
903
 
 
904
 
 
905
    class StopChecker(PropertySetter):
 
906
        propname = "CheckerRunning"
 
907
        value_to_set = False
 
908
 
 
909
 
 
910
    class ApproveByDefault(PropertySetter):
 
911
        propname = "ApprovedByDefault"
 
912
        value_to_set = True
 
913
 
 
914
 
 
915
    class DenyByDefault(PropertySetter):
 
916
        propname = "ApprovedByDefault"
 
917
        value_to_set = False
 
918
 
 
919
 
 
920
    class PropertySetterValue(PropertySetter):
 
921
        """Abstract class for PropertySetter recieving a value as
 
922
constructor argument instead of a class attribute."""
 
923
        def __init__(self, value):
 
924
            self.value_to_set = value
 
925
 
 
926
        @classmethod
 
927
        def argparse(cls, argtype):
 
928
            def cmdtype(arg):
 
929
                return cls(argtype(arg))
 
930
            return cmdtype
 
931
 
 
932
    class SetChecker(PropertySetterValue):
 
933
        propname = "Checker"
 
934
 
 
935
 
 
936
    class SetHost(PropertySetterValue):
 
937
        propname = "Host"
 
938
 
 
939
 
 
940
    class SetSecret(PropertySetterValue):
 
941
        propname = "Secret"
 
942
 
 
943
        @property
 
944
        def value_to_set(self):
 
945
            return self._vts
 
946
 
 
947
        @value_to_set.setter
 
948
        def value_to_set(self, value):
 
949
            """When setting, read data from supplied file object"""
 
950
            self._vts = value.read()
 
951
            value.close()
 
952
 
 
953
 
 
954
    class PropertySetterValueMilliseconds(PropertySetterValue):
 
955
        """Abstract class for PropertySetterValue taking a value
 
956
argument as a datetime.timedelta() but should store it as
 
957
milliseconds."""
 
958
 
 
959
        @property
 
960
        def value_to_set(self):
 
961
            return self._vts
 
962
 
 
963
        @value_to_set.setter
 
964
        def value_to_set(self, value):
 
965
            "When setting, convert value from a datetime.timedelta"
 
966
            self._vts = int(round(value.total_seconds() * 1000))
 
967
 
 
968
 
 
969
    class SetTimeout(PropertySetterValueMilliseconds):
 
970
        propname = "Timeout"
 
971
 
 
972
 
 
973
    class SetExtendedTimeout(PropertySetterValueMilliseconds):
 
974
        propname = "ExtendedTimeout"
 
975
 
 
976
 
 
977
    class SetInterval(PropertySetterValueMilliseconds):
 
978
        propname = "Interval"
 
979
 
 
980
 
 
981
    class SetApprovalDelay(PropertySetterValueMilliseconds):
 
982
        propname = "ApprovalDelay"
 
983
 
 
984
 
 
985
    class SetApprovalDuration(PropertySetterValueMilliseconds):
 
986
        propname = "ApprovalDuration"
 
987
 
 
988
 
 
989
 
 
990
class TestCaseWithAssertLogs(unittest.TestCase):
 
991
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
 
992
 
 
993
    if not hasattr(unittest.TestCase, "assertLogs"):
 
994
        @contextlib.contextmanager
 
995
        def assertLogs(self, logger, level=logging.INFO):
 
996
            capturing_handler = self.CapturingLevelHandler(level)
 
997
            old_level = logger.level
 
998
            old_propagate = logger.propagate
 
999
            logger.addHandler(capturing_handler)
 
1000
            logger.setLevel(level)
 
1001
            logger.propagate = False
 
1002
            try:
 
1003
                yield capturing_handler.watcher
 
1004
            finally:
 
1005
                logger.propagate = old_propagate
 
1006
                logger.removeHandler(capturing_handler)
 
1007
                logger.setLevel(old_level)
 
1008
            self.assertGreater(len(capturing_handler.watcher.records),
 
1009
                               0)
 
1010
 
 
1011
        class CapturingLevelHandler(logging.Handler):
 
1012
            def __init__(self, level, *args, **kwargs):
 
1013
                logging.Handler.__init__(self, *args, **kwargs)
 
1014
                self.watcher = self.LoggingWatcher([], [])
 
1015
            def emit(self, record):
 
1016
                self.watcher.records.append(record)
 
1017
                self.watcher.output.append(self.format(record))
 
1018
 
 
1019
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
 
1020
                                                    ("records",
 
1021
                                                     "output"))
 
1022
 
 
1023
 
 
1024
class Unique(object):
 
1025
    """Class for objects which exist only to be unique objects, since
 
1026
unittest.mock.sentinel only exists in Python 3.3"""
 
1027
 
 
1028
 
 
1029
class Test_string_to_delta(TestCaseWithAssertLogs):
 
1030
    # Just test basic RFC 3339 functionality here, the doc string for
 
1031
    # rfc3339_duration_to_delta() already has more comprehensive
 
1032
    # tests, which are run by doctest.
 
1033
 
 
1034
    def test_rfc3339_zero_seconds(self):
 
1035
        self.assertEqual(datetime.timedelta(),
 
1036
                         string_to_delta("PT0S"))
 
1037
 
 
1038
    def test_rfc3339_zero_days(self):
 
1039
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
 
1040
 
 
1041
    def test_rfc3339_one_second(self):
 
1042
        self.assertEqual(datetime.timedelta(0, 1),
 
1043
                         string_to_delta("PT1S"))
 
1044
 
 
1045
    def test_rfc3339_two_hours(self):
 
1046
        self.assertEqual(datetime.timedelta(0, 7200),
 
1047
                         string_to_delta("PT2H"))
 
1048
 
 
1049
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
1050
        with self.assertLogs(log, logging.WARNING):
 
1051
            value = string_to_delta("2h")
 
1052
        self.assertEqual(datetime.timedelta(0, 7200), value)
 
1053
 
 
1054
 
 
1055
class Test_check_option_syntax(unittest.TestCase):
 
1056
    def setUp(self):
 
1057
        self.parser = argparse.ArgumentParser()
 
1058
        add_command_line_options(self.parser)
 
1059
 
 
1060
    def test_actions_requires_client_or_all(self):
 
1061
        for action, value in self.actions.items():
 
1062
            args = self.actionargs(action, value)
 
1063
            with self.assertParseError():
 
1064
                self.parse_args(args)
 
1065
 
 
1066
    # This mostly corresponds to the definition from has_commands() in
 
1067
    # check_option_syntax()
 
1068
    actions = {
 
1069
        "--enable": None,
 
1070
        "--disable": None,
 
1071
        "--bump-timeout": None,
 
1072
        "--start-checker": None,
 
1073
        "--stop-checker": None,
 
1074
        "--is-enabled": None,
 
1075
        "--remove": None,
 
1076
        "--checker": "x",
 
1077
        "--timeout": "PT0S",
 
1078
        "--extended-timeout": "PT0S",
 
1079
        "--interval": "PT0S",
 
1080
        "--approve-by-default": None,
 
1081
        "--deny-by-default": None,
 
1082
        "--approval-delay": "PT0S",
 
1083
        "--approval-duration": "PT0S",
 
1084
        "--host": "hostname",
 
1085
        "--secret": "/dev/null",
 
1086
        "--approve": None,
 
1087
        "--deny": None,
 
1088
    }
 
1089
 
 
1090
    @staticmethod
 
1091
    def actionargs(action, value, *args):
 
1092
        if value is not None:
 
1093
            return [action, value] + list(args)
 
1094
        else:
 
1095
            return [action] + list(args)
 
1096
 
 
1097
    @contextlib.contextmanager
 
1098
    def assertParseError(self):
 
1099
        with self.assertRaises(SystemExit) as e:
 
1100
            with self.redirect_stderr_to_devnull():
 
1101
                yield
 
1102
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
1103
        # https://docs.python.org/3/library
 
1104
        # /argparse.html#exiting-methods
 
1105
        self.assertEqual(2, e.exception.code)
 
1106
 
 
1107
    def parse_args(self, args):
 
1108
        options = self.parser.parse_args(args)
 
1109
        check_option_syntax(self.parser, options)
 
1110
 
 
1111
    @staticmethod
 
1112
    @contextlib.contextmanager
 
1113
    def redirect_stderr_to_devnull():
 
1114
        old_stderr = sys.stderr
 
1115
        with contextlib.closing(open(os.devnull, "w")) as null:
 
1116
            sys.stderr = null
 
1117
            try:
 
1118
                yield
 
1119
            finally:
 
1120
                sys.stderr = old_stderr
 
1121
 
 
1122
    def check_option_syntax(self, options):
 
1123
        check_option_syntax(self.parser, options)
 
1124
 
 
1125
    def test_actions_all_conflicts_with_verbose(self):
 
1126
        for action, value in self.actions.items():
 
1127
            args = self.actionargs(action, value, "--all",
 
1128
                                   "--verbose")
 
1129
            with self.assertParseError():
 
1130
                self.parse_args(args)
 
1131
 
 
1132
    def test_actions_with_client_conflicts_with_verbose(self):
 
1133
        for action, value in self.actions.items():
 
1134
            args = self.actionargs(action, value, "--verbose",
 
1135
                                   "client")
 
1136
            with self.assertParseError():
 
1137
                self.parse_args(args)
 
1138
 
 
1139
    def test_dump_json_conflicts_with_verbose(self):
 
1140
        args = ["--dump-json", "--verbose"]
 
1141
        with self.assertParseError():
 
1142
            self.parse_args(args)
 
1143
 
 
1144
    def test_dump_json_conflicts_with_action(self):
 
1145
        for action, value in self.actions.items():
 
1146
            args = self.actionargs(action, value, "--dump-json")
 
1147
            with self.assertParseError():
 
1148
                self.parse_args(args)
 
1149
 
 
1150
    def test_all_can_not_be_alone(self):
 
1151
        args = ["--all"]
 
1152
        with self.assertParseError():
 
1153
            self.parse_args(args)
 
1154
 
 
1155
    def test_all_is_ok_with_any_action(self):
 
1156
        for action, value in self.actions.items():
 
1157
            args = self.actionargs(action, value, "--all")
 
1158
            self.parse_args(args)
 
1159
 
 
1160
    def test_any_action_is_ok_with_one_client(self):
 
1161
        for action, value in self.actions.items():
 
1162
            args = self.actionargs(action, value, "client")
 
1163
            self.parse_args(args)
 
1164
 
 
1165
    def test_one_client_with_all_actions_except_is_enabled(self):
 
1166
        for action, value in self.actions.items():
 
1167
            if action == "--is-enabled":
 
1168
                continue
 
1169
            args = self.actionargs(action, value, "client")
 
1170
            self.parse_args(args)
 
1171
 
 
1172
    def test_two_clients_with_all_actions_except_is_enabled(self):
 
1173
        for action, value in self.actions.items():
 
1174
            if action == "--is-enabled":
 
1175
                continue
 
1176
            args = self.actionargs(action, value, "client1",
 
1177
                                   "client2")
 
1178
            self.parse_args(args)
 
1179
 
 
1180
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
 
1181
        for action, value in self.actions.items():
 
1182
            if action == "--is-enabled":
 
1183
                continue
 
1184
            args = self.actionargs(action, value, "client1",
 
1185
                                   "client2")
 
1186
            self.parse_args(args)
 
1187
 
 
1188
    def test_is_enabled_fails_without_client(self):
 
1189
        args = ["--is-enabled"]
 
1190
        with self.assertParseError():
 
1191
            self.parse_args(args)
 
1192
 
 
1193
    def test_is_enabled_fails_with_two_clients(self):
 
1194
        args = ["--is-enabled", "client1", "client2"]
 
1195
        with self.assertParseError():
 
1196
            self.parse_args(args)
 
1197
 
 
1198
    def test_remove_can_only_be_combined_with_action_deny(self):
 
1199
        for action, value in self.actions.items():
 
1200
            if action in {"--remove", "--deny"}:
 
1201
                continue
 
1202
            args = self.actionargs(action, value, "--all",
 
1203
                                   "--remove")
 
1204
            with self.assertParseError():
 
1205
                self.parse_args(args)
 
1206
 
 
1207
 
 
1208
class Test_dbus_exceptions(unittest.TestCase):
 
1209
 
 
1210
    def test_dbus_ConnectFailed_is_Error(self):
 
1211
        with self.assertRaises(dbus.Error):
 
1212
            raise dbus.ConnectFailed()
 
1213
 
 
1214
 
 
1215
class Test_dbus_MandosBus(unittest.TestCase):
 
1216
 
 
1217
    class MockMandosBus(dbus.MandosBus):
 
1218
        def __init__(self):
 
1219
            self._name = "se.recompile.Mandos"
 
1220
            self._server_path = "/"
 
1221
            self._server_interface = "se.recompile.Mandos"
 
1222
            self._client_interface = "se.recompile.Mandos.Client"
 
1223
            self.calls = []
 
1224
            self.call_method_return = Unique()
 
1225
 
 
1226
        def call_method(self, methodname, busname, objectpath,
 
1227
                        interface, *args):
 
1228
            self.calls.append((methodname, busname, objectpath,
 
1229
                               interface, args))
 
1230
            return self.call_method_return
 
1231
 
 
1232
    def setUp(self):
 
1233
        self.bus = self.MockMandosBus()
 
1234
 
 
1235
    def test_set_client_property(self):
 
1236
        self.bus.set_client_property("objectpath", "key", "value")
 
1237
        expected_call = ("Set", self.bus._name, "objectpath",
 
1238
                         "org.freedesktop.DBus.Properties",
 
1239
                         (self.bus._client_interface, "key", "value"))
 
1240
        self.assertIn(expected_call, self.bus.calls)
 
1241
 
 
1242
    def test_call_client_method(self):
 
1243
        ret = self.bus.call_client_method("objectpath", "methodname")
 
1244
        self.assertIs(self.bus.call_method_return, ret)
 
1245
        expected_call = ("methodname", self.bus._name, "objectpath",
 
1246
                         self.bus._client_interface, ())
 
1247
        self.assertIn(expected_call, self.bus.calls)
 
1248
 
 
1249
    def test_call_client_method_with_args(self):
 
1250
        args = (Unique(), Unique())
 
1251
        ret = self.bus.call_client_method("objectpath", "methodname",
 
1252
                                          *args)
 
1253
        self.assertIs(self.bus.call_method_return, ret)
 
1254
        expected_call = ("methodname", self.bus._name, "objectpath",
 
1255
                         self.bus._client_interface,
 
1256
                         (args[0], args[1]))
 
1257
        self.assertIn(expected_call, self.bus.calls)
 
1258
 
 
1259
    def test_get_clients_and_properties(self):
 
1260
        managed_objects = {
 
1261
            "objectpath": {
 
1262
                self.bus._client_interface: {
 
1263
                    "key": "value",
 
1264
                    "bool": True,
 
1265
                },
 
1266
                "irrelevant_interface": {
 
1267
                    "key": "othervalue",
 
1268
                    "bool": False,
 
1269
                },
 
1270
            },
 
1271
            "other_objectpath": {
 
1272
                "other_irrelevant_interface": {
 
1273
                    "key": "value 3",
 
1274
                    "bool": None,
 
1275
                },
 
1276
            },
 
1277
        }
 
1278
        expected_clients_and_properties = {
 
1279
            "objectpath": {
 
1280
                "key": "value",
 
1281
                "bool": True,
 
1282
            }
 
1283
        }
 
1284
        self.bus.call_method_return = managed_objects
 
1285
        ret = self.bus.get_clients_and_properties()
 
1286
        self.assertDictEqual(expected_clients_and_properties, ret)
 
1287
        expected_call = ("GetManagedObjects", self.bus._name,
 
1288
                         self.bus._server_path,
 
1289
                         "org.freedesktop.DBus.ObjectManager", ())
 
1290
        self.assertIn(expected_call, self.bus.calls)
 
1291
 
 
1292
    def test_call_server_method(self):
 
1293
        ret = self.bus.call_server_method("methodname")
 
1294
        self.assertIs(self.bus.call_method_return, ret)
 
1295
        expected_call = ("methodname", self.bus._name,
 
1296
                         self.bus._server_path,
 
1297
                         self.bus._server_interface, ())
 
1298
        self.assertIn(expected_call, self.bus.calls)
 
1299
 
 
1300
    def test_call_server_method_with_args(self):
 
1301
        args = (Unique(), Unique())
 
1302
        ret = self.bus.call_server_method("methodname", *args)
 
1303
        self.assertIs(self.bus.call_method_return, ret)
 
1304
        expected_call = ("methodname", self.bus._name,
 
1305
                         self.bus._server_path,
 
1306
                         self.bus._server_interface,
 
1307
                         (args[0], args[1]))
 
1308
        self.assertIn(expected_call, self.bus.calls)
 
1309
 
 
1310
 
 
1311
class Test_dbus_python_adapter_SystemBus(TestCaseWithAssertLogs):
 
1312
 
 
1313
    def MockDBusPython_func(self, func):
 
1314
        class mock_dbus_python(object):
 
1315
            """mock dbus-python module"""
 
1316
            class exceptions(object):
 
1317
                """Pseudo-namespace"""
 
1318
                class DBusException(Exception):
 
1319
                    pass
 
1320
            class SystemBus(object):
 
1321
                @staticmethod
 
1322
                def get_object(busname, objectpath):
 
1323
                    DBusObject = collections.namedtuple(
 
1324
                        "DBusObject", ("methodname", "Set"))
 
1325
                    def method(*args, **kwargs):
 
1326
                        self.assertEqual({"dbus_interface":
 
1327
                                          "interface"},
 
1328
                                         kwargs)
 
1329
                        return func(*args)
 
1330
                    def set_property(interface, key, value,
 
1331
                                     dbus_interface=None):
 
1332
                        self.assertEqual(
 
1333
                            "org.freedesktop.DBus.Properties",
 
1334
                            dbus_interface)
 
1335
                        self.assertEqual("Secret", key)
 
1336
                        return func(interface, key, value,
 
1337
                                    dbus_interface=dbus_interface)
 
1338
                    return DBusObject(methodname=method,
 
1339
                                      Set=set_property)
 
1340
            class Boolean(object):
 
1341
                def __init__(self, value):
 
1342
                    self.value = bool(value)
 
1343
                def __bool__(self):
 
1344
                    return self.value
 
1345
                if sys.version_info.major == 2:
 
1346
                    __nonzero__ = __bool__
 
1347
            class ObjectPath(str):
 
1348
                pass
 
1349
            class Dictionary(dict):
 
1350
                pass
 
1351
            class ByteArray(bytes):
 
1352
                pass
 
1353
        return mock_dbus_python
 
1354
 
 
1355
    def call_method(self, bus, methodname, busname, objectpath,
 
1356
                    interface, *args):
 
1357
        with self.assertLogs(log, logging.DEBUG):
 
1358
            return bus.call_method(methodname, busname, objectpath,
 
1359
                                   interface, *args)
 
1360
 
 
1361
    def test_call_method_returns(self):
 
1362
        expected_method_return = Unique()
 
1363
        method_args = (Unique(), Unique())
 
1364
        def func(*args):
 
1365
            self.assertEqual(len(method_args), len(args))
 
1366
            for marg, arg in zip(method_args, args):
 
1367
                self.assertIs(marg, arg)
 
1368
            return expected_method_return
 
1369
        mock_dbus_python = self.MockDBusPython_func(func)
 
1370
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1371
        ret = self.call_method(bus, "methodname", "busname",
 
1372
                               "objectpath", "interface",
 
1373
                               *method_args)
 
1374
        self.assertIs(ret, expected_method_return)
 
1375
 
 
1376
    def test_call_method_filters_bool_true(self):
 
1377
        def func():
 
1378
            return method_return
 
1379
        mock_dbus_python = self.MockDBusPython_func(func)
 
1380
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1381
        method_return = mock_dbus_python.Boolean(True)
 
1382
        ret = self.call_method(bus, "methodname", "busname",
 
1383
                               "objectpath", "interface")
 
1384
        self.assertTrue(ret)
 
1385
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
 
1386
 
 
1387
    def test_call_method_filters_bool_false(self):
 
1388
        def func():
 
1389
            return method_return
 
1390
        mock_dbus_python = self.MockDBusPython_func(func)
 
1391
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1392
        method_return = mock_dbus_python.Boolean(False)
 
1393
        ret = self.call_method(bus, "methodname", "busname",
 
1394
                               "objectpath", "interface")
 
1395
        self.assertFalse(ret)
 
1396
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
 
1397
 
 
1398
    def test_call_method_filters_objectpath(self):
 
1399
        def func():
 
1400
            return method_return
 
1401
        mock_dbus_python = self.MockDBusPython_func(func)
 
1402
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1403
        method_return = mock_dbus_python.ObjectPath("objectpath")
 
1404
        ret = self.call_method(bus, "methodname", "busname",
 
1405
                               "objectpath", "interface")
 
1406
        self.assertEqual("objectpath", ret)
 
1407
        self.assertIsNot("objectpath", ret)
 
1408
        self.assertNotIsInstance(ret, mock_dbus_python.ObjectPath)
 
1409
 
 
1410
    def test_call_method_filters_booleans_in_dict(self):
 
1411
        def func():
 
1412
            return method_return
 
1413
        mock_dbus_python = self.MockDBusPython_func(func)
 
1414
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1415
        method_return = mock_dbus_python.Dictionary(
 
1416
        {mock_dbus_python.Boolean(True):
 
1417
         mock_dbus_python.Boolean(False),
 
1418
         mock_dbus_python.Boolean(False):
 
1419
         mock_dbus_python.Boolean(True)})
 
1420
        ret = self.call_method(bus, "methodname", "busname",
 
1421
                               "objectpath", "interface")
 
1422
        expected_method_return = {True: False,
 
1423
                                  False: True}
 
1424
        self.assertEqual(expected_method_return, ret)
 
1425
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1426
 
 
1427
    def test_call_method_filters_objectpaths_in_dict(self):
 
1428
        def func():
 
1429
            return method_return
 
1430
        mock_dbus_python = self.MockDBusPython_func(func)
 
1431
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1432
        method_return = mock_dbus_python.Dictionary(
 
1433
        {mock_dbus_python.ObjectPath("objectpath_key_1"):
 
1434
         mock_dbus_python.ObjectPath("objectpath_value_1"),
 
1435
         mock_dbus_python.ObjectPath("objectpath_key_2"):
 
1436
         mock_dbus_python.ObjectPath("objectpath_value_2")})
 
1437
        ret = self.call_method(bus, "methodname", "busname",
 
1438
                               "objectpath", "interface")
 
1439
        expected_method_return = {str(key): str(value)
 
1440
                                  for key, value in
 
1441
                                  method_return.items()}
 
1442
        self.assertEqual(expected_method_return, ret)
 
1443
        self.assertIsInstance(ret, dict)
 
1444
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1445
 
 
1446
    def test_call_method_filters_dict_in_dict(self):
 
1447
        def func():
 
1448
            return method_return
 
1449
        mock_dbus_python = self.MockDBusPython_func(func)
 
1450
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1451
        method_return = mock_dbus_python.Dictionary(
 
1452
        {"key1": mock_dbus_python.Dictionary({"key11": "value11",
 
1453
                                              "key12": "value12"}),
 
1454
         "key2": mock_dbus_python.Dictionary({"key21": "value21",
 
1455
                                              "key22": "value22"})})
 
1456
        ret = self.call_method(bus, "methodname", "busname",
 
1457
                               "objectpath", "interface")
 
1458
        expected_method_return = {
 
1459
            "key1": {"key11": "value11",
 
1460
                     "key12": "value12"},
 
1461
            "key2": {"key21": "value21",
 
1462
                     "key22": "value22"},
 
1463
        }
 
1464
        self.assertEqual(expected_method_return, ret)
 
1465
        self.assertIsInstance(ret, dict)
 
1466
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1467
        for key, value in ret.items():
 
1468
            self.assertIsInstance(value, dict)
 
1469
            self.assertEqual(expected_method_return[key], value)
 
1470
            self.assertNotIsInstance(value,
 
1471
                                     mock_dbus_python.Dictionary)
 
1472
 
 
1473
    def test_call_method_filters_dict_three_deep(self):
 
1474
        def func():
 
1475
            return method_return
 
1476
        mock_dbus_python = self.MockDBusPython_func(func)
 
1477
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1478
        method_return = mock_dbus_python.Dictionary(
 
1479
            {"key1":
 
1480
             mock_dbus_python.Dictionary(
 
1481
                 {"key2":
 
1482
                  mock_dbus_python.Dictionary(
 
1483
                      {"key3":
 
1484
                       mock_dbus_python.Boolean(True),
 
1485
                       }),
 
1486
                  }),
 
1487
             })
 
1488
        ret = self.call_method(bus, "methodname", "busname",
 
1489
                               "objectpath", "interface")
 
1490
        expected_method_return = {"key1": {"key2": {"key3": True}}}
 
1491
        self.assertEqual(expected_method_return, ret)
 
1492
        self.assertIsInstance(ret, dict)
 
1493
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1494
        self.assertIsInstance(ret["key1"], dict)
 
1495
        self.assertNotIsInstance(ret["key1"],
 
1496
                                 mock_dbus_python.Dictionary)
 
1497
        self.assertIsInstance(ret["key1"]["key2"], dict)
 
1498
        self.assertNotIsInstance(ret["key1"]["key2"],
 
1499
                                 mock_dbus_python.Dictionary)
 
1500
        self.assertTrue(ret["key1"]["key2"]["key3"])
 
1501
        self.assertNotIsInstance(ret["key1"]["key2"]["key3"],
 
1502
                                 mock_dbus_python.Boolean)
 
1503
 
 
1504
    def test_call_method_handles_exception(self):
 
1505
        dbus_logger = logging.getLogger("dbus.proxies")
 
1506
 
 
1507
        def func():
 
1508
            dbus_logger.error("Test")
 
1509
            raise mock_dbus_python.exceptions.DBusException()
 
1510
 
 
1511
        mock_dbus_python = self.MockDBusPython_func(func)
 
1512
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1513
 
 
1514
        class CountingHandler(logging.Handler):
 
1515
            count = 0
 
1516
            def emit(self, record):
 
1517
                self.count += 1
 
1518
 
 
1519
        counting_handler = CountingHandler()
 
1520
 
 
1521
        dbus_logger.addHandler(counting_handler)
 
1522
 
 
1523
        try:
 
1524
            with self.assertRaises(dbus.Error) as e:
 
1525
                self.call_method(bus, "methodname", "busname",
 
1526
                                 "objectpath", "interface")
 
1527
        finally:
 
1528
            dbus_logger.removeFilter(counting_handler)
 
1529
 
 
1530
        self.assertNotIsInstance(e, dbus.ConnectFailed)
 
1531
 
 
1532
        # Make sure the dbus logger was suppressed
 
1533
        self.assertEqual(0, counting_handler.count)
 
1534
 
 
1535
    def test_Set_Secret_sends_bytearray(self):
 
1536
        ret = [None]
 
1537
        def func(*args, **kwargs):
 
1538
            ret[0] = (args, kwargs)
 
1539
        mock_dbus_python = self.MockDBusPython_func(func)
 
1540
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1541
        bus.set_client_property("objectpath", "Secret", "value")
 
1542
        expected_call = (("se.recompile.Mandos.Client", "Secret",
 
1543
                          mock_dbus_python.ByteArray(b"value")),
 
1544
                         {"dbus_interface":
 
1545
                          "org.freedesktop.DBus.Properties"})
 
1546
        self.assertEqual(expected_call, ret[0])
 
1547
        if sys.version_info.major == 2:
 
1548
            self.assertIsInstance(ret[0][0][-1],
 
1549
                                  mock_dbus_python.ByteArray)
 
1550
 
 
1551
    def test_get_object_converts_to_correct_exception(self):
 
1552
        bus = dbus_python_adapter.SystemBus(
 
1553
            self.fake_dbus_python_raises_exception_on_connect)
 
1554
        with self.assertRaises(dbus.ConnectFailed):
 
1555
            self.call_method(bus, "methodname", "busname",
 
1556
                             "objectpath", "interface")
 
1557
 
 
1558
    class fake_dbus_python_raises_exception_on_connect(object):
 
1559
        """fake dbus-python module"""
 
1560
        class exceptions(object):
 
1561
            """Pseudo-namespace"""
 
1562
            class DBusException(Exception):
 
1563
                pass
 
1564
 
 
1565
        @classmethod
 
1566
        def SystemBus(cls):
 
1567
            def get_object(busname, objectpath):
 
1568
                raise cls.exceptions.DBusException()
 
1569
            Bus = collections.namedtuple("Bus", ["get_object"])
 
1570
            return Bus(get_object=get_object)
 
1571
 
 
1572
 
 
1573
class Test_dbus_python_adapter_CachingBus(unittest.TestCase):
 
1574
    class mock_dbus_python(object):
 
1575
        """mock dbus-python modules"""
 
1576
        class SystemBus(object):
 
1577
            @staticmethod
 
1578
            def get_object(busname, objectpath):
 
1579
                return Unique()
 
1580
 
 
1581
    def setUp(self):
 
1582
        self.bus = dbus_python_adapter.CachingBus(
 
1583
            self.mock_dbus_python)
 
1584
 
 
1585
    def test_returns_distinct_objectpaths(self):
 
1586
        obj1 = self.bus.get_object("busname", "objectpath1")
 
1587
        self.assertIsInstance(obj1, Unique)
 
1588
        obj2 = self.bus.get_object("busname", "objectpath2")
 
1589
        self.assertIsInstance(obj2, Unique)
 
1590
        self.assertIsNot(obj1, obj2)
 
1591
 
 
1592
    def test_returns_distinct_busnames(self):
 
1593
        obj1 = self.bus.get_object("busname1", "objectpath")
 
1594
        self.assertIsInstance(obj1, Unique)
 
1595
        obj2 = self.bus.get_object("busname2", "objectpath")
 
1596
        self.assertIsInstance(obj2, Unique)
 
1597
        self.assertIsNot(obj1, obj2)
 
1598
 
 
1599
    def test_returns_distinct_both(self):
 
1600
        obj1 = self.bus.get_object("busname1", "objectpath")
 
1601
        self.assertIsInstance(obj1, Unique)
 
1602
        obj2 = self.bus.get_object("busname2", "objectpath")
 
1603
        self.assertIsInstance(obj2, Unique)
 
1604
        self.assertIsNot(obj1, obj2)
 
1605
 
 
1606
    def test_returns_same(self):
 
1607
        obj1 = self.bus.get_object("busname", "objectpath")
 
1608
        self.assertIsInstance(obj1, Unique)
 
1609
        obj2 = self.bus.get_object("busname", "objectpath")
 
1610
        self.assertIsInstance(obj2, Unique)
 
1611
        self.assertIs(obj1, obj2)
 
1612
 
 
1613
    def test_returns_same_old(self):
 
1614
        obj1 = self.bus.get_object("busname1", "objectpath1")
 
1615
        self.assertIsInstance(obj1, Unique)
 
1616
        obj2 = self.bus.get_object("busname2", "objectpath2")
 
1617
        self.assertIsInstance(obj2, Unique)
 
1618
        obj1b = self.bus.get_object("busname1", "objectpath1")
 
1619
        self.assertIsInstance(obj1b, Unique)
 
1620
        self.assertIsNot(obj1, obj2)
 
1621
        self.assertIsNot(obj2, obj1b)
 
1622
        self.assertIs(obj1, obj1b)
 
1623
 
 
1624
 
 
1625
class Test_pydbus_adapter_SystemBus(TestCaseWithAssertLogs):
 
1626
 
 
1627
    def Stub_pydbus_func(self, func):
 
1628
        class stub_pydbus(object):
 
1629
            """stub pydbus module"""
 
1630
            class SystemBus(object):
 
1631
                @staticmethod
 
1632
                def get(busname, objectpath):
 
1633
                    DBusObject = collections.namedtuple(
 
1634
                        "DBusObject", ("methodname",))
 
1635
                    return {"interface":
 
1636
                            DBusObject(methodname=func)}
 
1637
        return stub_pydbus
 
1638
 
 
1639
    def call_method(self, bus, methodname, busname, objectpath,
 
1640
                    interface, *args):
 
1641
        with self.assertLogs(log, logging.DEBUG):
 
1642
            return bus.call_method(methodname, busname, objectpath,
 
1643
                                   interface, *args)
 
1644
 
 
1645
    def test_call_method_returns(self):
 
1646
        expected_method_return = Unique()
 
1647
        method_args = (Unique(), Unique())
 
1648
        def func(*args):
 
1649
            self.assertEqual(len(method_args), len(args))
 
1650
            for marg, arg in zip(method_args, args):
 
1651
                self.assertIs(marg, arg)
 
1652
            return expected_method_return
 
1653
        stub_pydbus = self.Stub_pydbus_func(func)
 
1654
        bus = pydbus_adapter.SystemBus(stub_pydbus)
 
1655
        ret = self.call_method(bus, "methodname", "busname",
 
1656
                               "objectpath", "interface",
 
1657
                               *method_args)
 
1658
        self.assertIs(ret, expected_method_return)
 
1659
 
 
1660
    def test_call_method_handles_exception(self):
 
1661
        dbus_logger = logging.getLogger("dbus.proxies")
 
1662
 
 
1663
        def func():
 
1664
            raise gi.repository.GLib.Error()
 
1665
 
 
1666
        stub_pydbus = self.Stub_pydbus_func(func)
 
1667
        bus = pydbus_adapter.SystemBus(stub_pydbus)
 
1668
 
 
1669
        with self.assertRaises(dbus.Error) as e:
 
1670
            self.call_method(bus, "methodname", "busname",
 
1671
                             "objectpath", "interface")
 
1672
 
 
1673
        self.assertNotIsInstance(e, dbus.ConnectFailed)
 
1674
 
 
1675
    def test_get_converts_to_correct_exception(self):
 
1676
        bus = pydbus_adapter.SystemBus(
 
1677
            self.fake_pydbus_raises_exception_on_connect)
 
1678
        with self.assertRaises(dbus.ConnectFailed):
 
1679
            self.call_method(bus, "methodname", "busname",
 
1680
                             "objectpath", "interface")
 
1681
 
 
1682
    class fake_pydbus_raises_exception_on_connect(object):
 
1683
        """fake dbus-python module"""
 
1684
        @classmethod
 
1685
        def SystemBus(cls):
 
1686
            def get(busname, objectpath):
 
1687
                raise gi.repository.GLib.Error()
 
1688
            Bus = collections.namedtuple("Bus", ["get"])
 
1689
            return Bus(get=get)
 
1690
 
 
1691
    def test_set_property_uses_setattr(self):
 
1692
        class Object(object):
 
1693
            pass
 
1694
        obj = Object()
 
1695
        class pydbus_spy(object):
 
1696
            class SystemBus(object):
 
1697
                @staticmethod
 
1698
                def get(busname, objectpath):
 
1699
                    return {"interface": obj}
 
1700
        bus = pydbus_adapter.SystemBus(pydbus_spy)
 
1701
        value = Unique()
 
1702
        bus.set_property("busname", "objectpath", "interface", "key",
 
1703
                         value)
 
1704
        self.assertIs(value, obj.key)
 
1705
 
 
1706
    def test_get_suppresses_xml_deprecation_warning(self):
 
1707
        if sys.version_info.major >= 3:
 
1708
            return
 
1709
        class stub_pydbus_get(object):
 
1710
            class SystemBus(object):
 
1711
                @staticmethod
 
1712
                def get(busname, objectpath):
 
1713
                    warnings.warn_explicit(
 
1714
                        "deprecated", DeprecationWarning,
 
1715
                        "xml.etree.ElementTree", 0)
 
1716
        bus = pydbus_adapter.SystemBus(stub_pydbus_get)
 
1717
        with warnings.catch_warnings(record=True) as w:
 
1718
            warnings.simplefilter("always")
 
1719
            bus.get("busname", "objectpath")
 
1720
            self.assertEqual(0, len(w))
 
1721
 
 
1722
 
 
1723
class Test_pydbus_adapter_CachingBus(unittest.TestCase):
 
1724
    class stub_pydbus(object):
 
1725
        """stub pydbus module"""
 
1726
        class SystemBus(object):
 
1727
            @staticmethod
 
1728
            def get(busname, objectpath):
 
1729
                return Unique()
 
1730
 
 
1731
    def setUp(self):
 
1732
        self.bus = pydbus_adapter.CachingBus(self.stub_pydbus)
 
1733
 
 
1734
    def test_returns_distinct_objectpaths(self):
 
1735
        obj1 = self.bus.get("busname", "objectpath1")
 
1736
        self.assertIsInstance(obj1, Unique)
 
1737
        obj2 = self.bus.get("busname", "objectpath2")
 
1738
        self.assertIsInstance(obj2, Unique)
 
1739
        self.assertIsNot(obj1, obj2)
 
1740
 
 
1741
    def test_returns_distinct_busnames(self):
 
1742
        obj1 = self.bus.get("busname1", "objectpath")
 
1743
        self.assertIsInstance(obj1, Unique)
 
1744
        obj2 = self.bus.get("busname2", "objectpath")
 
1745
        self.assertIsInstance(obj2, Unique)
 
1746
        self.assertIsNot(obj1, obj2)
 
1747
 
 
1748
    def test_returns_distinct_both(self):
 
1749
        obj1 = self.bus.get("busname1", "objectpath")
 
1750
        self.assertIsInstance(obj1, Unique)
 
1751
        obj2 = self.bus.get("busname2", "objectpath")
 
1752
        self.assertIsInstance(obj2, Unique)
 
1753
        self.assertIsNot(obj1, obj2)
 
1754
 
 
1755
    def test_returns_same(self):
 
1756
        obj1 = self.bus.get("busname", "objectpath")
 
1757
        self.assertIsInstance(obj1, Unique)
 
1758
        obj2 = self.bus.get("busname", "objectpath")
 
1759
        self.assertIsInstance(obj2, Unique)
 
1760
        self.assertIs(obj1, obj2)
 
1761
 
 
1762
    def test_returns_same_old(self):
 
1763
        obj1 = self.bus.get("busname1", "objectpath1")
 
1764
        self.assertIsInstance(obj1, Unique)
 
1765
        obj2 = self.bus.get("busname2", "objectpath2")
 
1766
        self.assertIsInstance(obj2, Unique)
 
1767
        obj1b = self.bus.get("busname1", "objectpath1")
 
1768
        self.assertIsInstance(obj1b, Unique)
 
1769
        self.assertIsNot(obj1, obj2)
 
1770
        self.assertIsNot(obj2, obj1b)
 
1771
        self.assertIs(obj1, obj1b)
 
1772
 
 
1773
 
 
1774
class Test_commands_from_options(unittest.TestCase):
 
1775
 
 
1776
    def setUp(self):
 
1777
        self.parser = argparse.ArgumentParser()
 
1778
        add_command_line_options(self.parser)
 
1779
 
 
1780
    def test_is_enabled(self):
 
1781
        self.assert_command_from_args(["--is-enabled", "client"],
 
1782
                                      command.IsEnabled)
 
1783
 
 
1784
    def assert_command_from_args(self, args, command_cls, length=1,
 
1785
                                 clients=None, **cmd_attrs):
 
1786
        """Assert that parsing ARGS should result in an instance of
 
1787
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1788
        options = self.parser.parse_args(args)
 
1789
        check_option_syntax(self.parser, options)
 
1790
        commands = commands_from_options(options)
 
1791
        self.assertEqual(length, len(commands))
 
1792
        for command in commands:
 
1793
            if isinstance(command, command_cls):
 
1794
                break
 
1795
        else:
 
1796
            self.assertIsInstance(command, command_cls)
 
1797
        if clients is not None:
 
1798
            self.assertEqual(clients, options.client)
 
1799
        for key, value in cmd_attrs.items():
 
1800
            self.assertEqual(value, getattr(command, key))
 
1801
 
 
1802
    def assert_commands_from_args(self, args, commands, clients=None):
 
1803
        for cmd in commands:
 
1804
            self.assert_command_from_args(args, cmd,
 
1805
                                          length=len(commands),
 
1806
                                          clients=clients)
 
1807
 
 
1808
    def test_is_enabled_short(self):
 
1809
        self.assert_command_from_args(["-V", "client"],
 
1810
                                      command.IsEnabled)
 
1811
 
 
1812
    def test_approve(self):
 
1813
        self.assert_command_from_args(["--approve", "client"],
 
1814
                                      command.Approve)
 
1815
 
 
1816
    def test_approve_short(self):
 
1817
        self.assert_command_from_args(["-A", "client"],
 
1818
                                      command.Approve)
 
1819
 
 
1820
    def test_deny(self):
 
1821
        self.assert_command_from_args(["--deny", "client"],
 
1822
                                      command.Deny)
 
1823
 
 
1824
    def test_deny_short(self):
 
1825
        self.assert_command_from_args(["-D", "client"], command.Deny)
 
1826
 
 
1827
    def test_remove(self):
 
1828
        self.assert_command_from_args(["--remove", "client"],
 
1829
                                      command.Remove)
 
1830
 
 
1831
    def test_deny_before_remove(self):
 
1832
        options = self.parser.parse_args(["--deny", "--remove",
 
1833
                                          "client"])
 
1834
        check_option_syntax(self.parser, options)
 
1835
        commands = commands_from_options(options)
 
1836
        self.assertEqual(2, len(commands))
 
1837
        self.assertIsInstance(commands[0], command.Deny)
 
1838
        self.assertIsInstance(commands[1], command.Remove)
 
1839
 
 
1840
    def test_deny_before_remove_reversed(self):
 
1841
        options = self.parser.parse_args(["--remove", "--deny",
 
1842
                                          "--all"])
 
1843
        check_option_syntax(self.parser, options)
 
1844
        commands = commands_from_options(options)
 
1845
        self.assertEqual(2, len(commands))
 
1846
        self.assertIsInstance(commands[0], command.Deny)
 
1847
        self.assertIsInstance(commands[1], command.Remove)
 
1848
 
 
1849
    def test_remove_short(self):
 
1850
        self.assert_command_from_args(["-r", "client"],
 
1851
                                      command.Remove)
 
1852
 
 
1853
    def test_dump_json(self):
 
1854
        self.assert_command_from_args(["--dump-json"],
 
1855
                                      command.DumpJSON)
 
1856
 
 
1857
    def test_enable(self):
 
1858
        self.assert_command_from_args(["--enable", "client"],
 
1859
                                      command.Enable)
 
1860
 
 
1861
    def test_enable_short(self):
 
1862
        self.assert_command_from_args(["-e", "client"],
 
1863
                                      command.Enable)
 
1864
 
 
1865
    def test_disable(self):
 
1866
        self.assert_command_from_args(["--disable", "client"],
 
1867
                                      command.Disable)
 
1868
 
 
1869
    def test_disable_short(self):
 
1870
        self.assert_command_from_args(["-d", "client"],
 
1871
                                      command.Disable)
 
1872
 
 
1873
    def test_bump_timeout(self):
 
1874
        self.assert_command_from_args(["--bump-timeout", "client"],
 
1875
                                      command.BumpTimeout)
 
1876
 
 
1877
    def test_bump_timeout_short(self):
 
1878
        self.assert_command_from_args(["-b", "client"],
 
1879
                                      command.BumpTimeout)
 
1880
 
 
1881
    def test_start_checker(self):
 
1882
        self.assert_command_from_args(["--start-checker", "client"],
 
1883
                                      command.StartChecker)
 
1884
 
 
1885
    def test_stop_checker(self):
 
1886
        self.assert_command_from_args(["--stop-checker", "client"],
 
1887
                                      command.StopChecker)
 
1888
 
 
1889
    def test_approve_by_default(self):
 
1890
        self.assert_command_from_args(["--approve-by-default",
 
1891
                                       "client"],
 
1892
                                      command.ApproveByDefault)
 
1893
 
 
1894
    def test_deny_by_default(self):
 
1895
        self.assert_command_from_args(["--deny-by-default", "client"],
 
1896
                                      command.DenyByDefault)
 
1897
 
 
1898
    def test_checker(self):
 
1899
        self.assert_command_from_args(["--checker", ":", "client"],
 
1900
                                      command.SetChecker,
 
1901
                                      value_to_set=":")
 
1902
 
 
1903
    def test_checker_empty(self):
 
1904
        self.assert_command_from_args(["--checker", "", "client"],
 
1905
                                      command.SetChecker,
 
1906
                                      value_to_set="")
 
1907
 
 
1908
    def test_checker_short(self):
 
1909
        self.assert_command_from_args(["-c", ":", "client"],
 
1910
                                      command.SetChecker,
 
1911
                                      value_to_set=":")
 
1912
 
 
1913
    def test_host(self):
 
1914
        self.assert_command_from_args(
 
1915
            ["--host", "client.example.org", "client"],
 
1916
            command.SetHost, value_to_set="client.example.org")
 
1917
 
 
1918
    def test_host_short(self):
 
1919
        self.assert_command_from_args(
 
1920
            ["-H", "client.example.org", "client"], command.SetHost,
 
1921
            value_to_set="client.example.org")
 
1922
 
 
1923
    def test_secret_devnull(self):
 
1924
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1925
                                       "client"], command.SetSecret,
 
1926
                                      value_to_set=b"")
 
1927
 
 
1928
    def test_secret_tempfile(self):
 
1929
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1930
            value = b"secret\0xyzzy\nbar"
 
1931
            f.write(value)
 
1932
            f.seek(0)
 
1933
            self.assert_command_from_args(["--secret", f.name,
 
1934
                                           "client"],
 
1935
                                          command.SetSecret,
 
1936
                                          value_to_set=value)
 
1937
 
 
1938
    def test_secret_devnull_short(self):
 
1939
        self.assert_command_from_args(["-s", os.path.devnull,
 
1940
                                       "client"], command.SetSecret,
 
1941
                                      value_to_set=b"")
 
1942
 
 
1943
    def test_secret_tempfile_short(self):
 
1944
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1945
            value = b"secret\0xyzzy\nbar"
 
1946
            f.write(value)
 
1947
            f.seek(0)
 
1948
            self.assert_command_from_args(["-s", f.name, "client"],
 
1949
                                          command.SetSecret,
 
1950
                                          value_to_set=value)
 
1951
 
 
1952
    def test_timeout(self):
 
1953
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
 
1954
                                      command.SetTimeout,
 
1955
                                      value_to_set=300000)
 
1956
 
 
1957
    def test_timeout_short(self):
 
1958
        self.assert_command_from_args(["-t", "PT5M", "client"],
 
1959
                                      command.SetTimeout,
 
1960
                                      value_to_set=300000)
 
1961
 
 
1962
    def test_extended_timeout(self):
 
1963
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1964
                                       "client"],
 
1965
                                      command.SetExtendedTimeout,
 
1966
                                      value_to_set=900000)
 
1967
 
 
1968
    def test_interval(self):
 
1969
        self.assert_command_from_args(["--interval", "PT2M",
 
1970
                                       "client"], command.SetInterval,
 
1971
                                      value_to_set=120000)
 
1972
 
 
1973
    def test_interval_short(self):
 
1974
        self.assert_command_from_args(["-i", "PT2M", "client"],
 
1975
                                      command.SetInterval,
 
1976
                                      value_to_set=120000)
 
1977
 
 
1978
    def test_approval_delay(self):
 
1979
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1980
                                       "client"],
 
1981
                                      command.SetApprovalDelay,
 
1982
                                      value_to_set=30000)
 
1983
 
 
1984
    def test_approval_duration(self):
 
1985
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1986
                                       "client"],
 
1987
                                      command.SetApprovalDuration,
 
1988
                                      value_to_set=1000)
 
1989
 
 
1990
    def test_print_table(self):
 
1991
        self.assert_command_from_args([], command.PrintTable,
 
1992
                                      verbose=False)
 
1993
 
 
1994
    def test_print_table_verbose(self):
 
1995
        self.assert_command_from_args(["--verbose"],
 
1996
                                      command.PrintTable,
 
1997
                                      verbose=True)
 
1998
 
 
1999
    def test_print_table_verbose_short(self):
 
2000
        self.assert_command_from_args(["-v"], command.PrintTable,
 
2001
                                      verbose=True)
 
2002
 
 
2003
 
 
2004
    def test_manual_page_example_1(self):
 
2005
        self.assert_command_from_args("",
 
2006
                                      command.PrintTable,
 
2007
                                      clients=[],
 
2008
                                      verbose=False)
 
2009
 
 
2010
    def test_manual_page_example_2(self):
 
2011
        self.assert_command_from_args(
 
2012
            "--verbose foo1.example.org foo2.example.org".split(),
 
2013
            command.PrintTable, clients=["foo1.example.org",
 
2014
                                         "foo2.example.org"],
 
2015
            verbose=True)
 
2016
 
 
2017
    def test_manual_page_example_3(self):
 
2018
        self.assert_command_from_args("--enable --all".split(),
 
2019
                                      command.Enable,
 
2020
                                      clients=[])
 
2021
 
 
2022
    def test_manual_page_example_4(self):
 
2023
        self.assert_commands_from_args(
 
2024
            ("--timeout=PT5M --interval=PT1M foo1.example.org"
 
2025
             " foo2.example.org").split(),
 
2026
            [command.SetTimeout, command.SetInterval],
 
2027
            clients=["foo1.example.org", "foo2.example.org"])
 
2028
 
 
2029
    def test_manual_page_example_5(self):
 
2030
        self.assert_command_from_args("--approve --all".split(),
 
2031
                                      command.Approve,
 
2032
                                      clients=[])
 
2033
 
 
2034
 
 
2035
class TestCommand(unittest.TestCase):
 
2036
    """Abstract class for tests of command classes"""
 
2037
 
 
2038
    class FakeMandosBus(dbus.MandosBus):
 
2039
        def __init__(self, testcase):
 
2040
            self.client_properties = {
 
2041
                "Name": "foo",
 
2042
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
2043
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
2044
                "Secret": b"secret",
 
2045
                "Host": "foo.example.org",
 
2046
                "Enabled": True,
 
2047
                "Timeout": 300000,
 
2048
                "LastCheckedOK": "2019-02-03T00:00:00",
 
2049
                "Created": "2019-01-02T00:00:00",
 
2050
                "Interval": 120000,
 
2051
                "Fingerprint": ("778827225BA7DE539C5A"
 
2052
                                "7CFA59CFF7CDBD9A5920"),
 
2053
                "CheckerRunning": False,
 
2054
                "LastEnabled": "2019-01-03T00:00:00",
 
2055
                "ApprovalPending": False,
 
2056
                "ApprovedByDefault": True,
 
2057
                "LastApprovalRequest": "",
 
2058
                "ApprovalDelay": 0,
 
2059
                "ApprovalDuration": 1000,
 
2060
                "Checker": "fping -q -- %(host)s",
 
2061
                "ExtendedTimeout": 900000,
 
2062
                "Expires": "2019-02-04T00:00:00",
 
2063
                "LastCheckerStatus": 0,
 
2064
            }
 
2065
            self.other_client_properties = {
 
2066
                "Name": "barbar",
 
2067
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
2068
                          "6ab612cff5ad227247e46c2b020f441c"),
 
2069
                "Secret": b"secretbar",
 
2070
                "Host": "192.0.2.3",
 
2071
                "Enabled": True,
 
2072
                "Timeout": 300000,
 
2073
                "LastCheckedOK": "2019-02-04T00:00:00",
 
2074
                "Created": "2019-01-03T00:00:00",
 
2075
                "Interval": 120000,
 
2076
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
2077
                                "F547B3A107558FCA3A27"),
 
2078
                "CheckerRunning": True,
 
2079
                "LastEnabled": "2019-01-04T00:00:00",
 
2080
                "ApprovalPending": False,
 
2081
                "ApprovedByDefault": False,
 
2082
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
2083
                "ApprovalDelay": 30000,
 
2084
                "ApprovalDuration": 93785000,
 
2085
                "Checker": ":",
 
2086
                "ExtendedTimeout": 900000,
 
2087
                "Expires": "2019-02-05T00:00:00",
 
2088
                "LastCheckerStatus": -2,
 
2089
            }
 
2090
            self.clients =  collections.OrderedDict(
 
2091
                [
 
2092
                    ("client_objectpath", self.client_properties),
 
2093
                    ("other_client_objectpath",
 
2094
                     self.other_client_properties),
 
2095
                ])
 
2096
            self.one_client = {"client_objectpath":
 
2097
                               self.client_properties}
 
2098
            self.testcase = testcase
 
2099
            self.calls = []
 
2100
 
 
2101
        def call_method(self, methodname, busname, objectpath,
 
2102
                        interface, *args):
 
2103
            self.testcase.assertEqual("se.recompile.Mandos", busname)
 
2104
            self.calls.append((methodname, busname, objectpath,
 
2105
                               interface, args))
 
2106
            if interface == "org.freedesktop.DBus.Properties":
 
2107
                if methodname == "Set":
 
2108
                    self.testcase.assertEqual(3, len(args))
 
2109
                    interface, key, value = args
 
2110
                    self.testcase.assertEqual(
 
2111
                        "se.recompile.Mandos.Client", interface)
 
2112
                    self.clients[objectpath][key] = value
 
2113
                    return
 
2114
            elif interface == "se.recompile.Mandos":
 
2115
                self.testcase.assertEqual("RemoveClient", methodname)
 
2116
                self.testcase.assertEqual(1, len(args))
 
2117
                clientpath = args[0]
 
2118
                del self.clients[clientpath]
 
2119
                return
 
2120
            elif interface == "se.recompile.Mandos.Client":
 
2121
                if methodname == "Approve":
 
2122
                    self.testcase.assertEqual(1, len(args))
 
2123
                    return
 
2124
            raise ValueError()
 
2125
 
 
2126
    def setUp(self):
 
2127
        self.bus = self.FakeMandosBus(self)
 
2128
 
 
2129
 
 
2130
class TestBaseCommands(TestCommand):
 
2131
 
 
2132
    def test_IsEnabled_exits_successfully(self):
 
2133
        with self.assertRaises(SystemExit) as e:
 
2134
            command.IsEnabled().run(self.bus.one_client)
 
2135
        if e.exception.code is not None:
 
2136
            self.assertEqual(0, e.exception.code)
 
2137
        else:
 
2138
            self.assertIsNone(e.exception.code)
 
2139
 
 
2140
    def test_IsEnabled_exits_with_failure(self):
 
2141
        self.bus.client_properties["Enabled"] = False
 
2142
        with self.assertRaises(SystemExit) as e:
 
2143
            command.IsEnabled().run(self.bus.one_client)
 
2144
        if isinstance(e.exception.code, int):
 
2145
            self.assertNotEqual(0, e.exception.code)
 
2146
        else:
 
2147
            self.assertIsNotNone(e.exception.code)
 
2148
 
 
2149
    def test_Approve(self):
 
2150
        busname = "se.recompile.Mandos"
 
2151
        client_interface = "se.recompile.Mandos.Client"
 
2152
        command.Approve().run(self.bus.clients, self.bus)
 
2153
        for clientpath in self.bus.clients:
 
2154
            self.assertIn(("Approve", busname, clientpath,
 
2155
                           client_interface, (True,)), self.bus.calls)
 
2156
 
 
2157
    def test_Deny(self):
 
2158
        busname = "se.recompile.Mandos"
 
2159
        client_interface = "se.recompile.Mandos.Client"
 
2160
        command.Deny().run(self.bus.clients, self.bus)
 
2161
        for clientpath in self.bus.clients:
 
2162
            self.assertIn(("Approve", busname, clientpath,
 
2163
                           client_interface, (False,)),
 
2164
                          self.bus.calls)
 
2165
 
 
2166
    def test_Remove(self):
 
2167
        command.Remove().run(self.bus.clients, self.bus)
 
2168
        for clientpath in self.bus.clients:
 
2169
            self.assertIn(("RemoveClient", dbus_busname,
 
2170
                           dbus_server_path, dbus_server_interface,
 
2171
                           (clientpath,)), self.bus.calls)
 
2172
 
 
2173
    expected_json = {
 
2174
        "foo": {
 
2175
            "Name": "foo",
 
2176
            "KeyID": ("92ed150794387c03ce684574b1139a65"
 
2177
                      "94a34f895daaaf09fd8ea90a27cddb12"),
 
2178
            "Host": "foo.example.org",
 
2179
            "Enabled": True,
 
2180
            "Timeout": 300000,
 
2181
            "LastCheckedOK": "2019-02-03T00:00:00",
 
2182
            "Created": "2019-01-02T00:00:00",
 
2183
            "Interval": 120000,
 
2184
            "Fingerprint": ("778827225BA7DE539C5A"
 
2185
                            "7CFA59CFF7CDBD9A5920"),
 
2186
            "CheckerRunning": False,
 
2187
            "LastEnabled": "2019-01-03T00:00:00",
 
2188
            "ApprovalPending": False,
 
2189
            "ApprovedByDefault": True,
 
2190
            "LastApprovalRequest": "",
 
2191
            "ApprovalDelay": 0,
 
2192
            "ApprovalDuration": 1000,
 
2193
            "Checker": "fping -q -- %(host)s",
 
2194
            "ExtendedTimeout": 900000,
 
2195
            "Expires": "2019-02-04T00:00:00",
 
2196
            "LastCheckerStatus": 0,
 
2197
        },
 
2198
        "barbar": {
 
2199
            "Name": "barbar",
 
2200
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
2201
                      "6ab612cff5ad227247e46c2b020f441c"),
 
2202
            "Host": "192.0.2.3",
 
2203
            "Enabled": True,
 
2204
            "Timeout": 300000,
 
2205
            "LastCheckedOK": "2019-02-04T00:00:00",
 
2206
            "Created": "2019-01-03T00:00:00",
 
2207
            "Interval": 120000,
 
2208
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
2209
                            "F547B3A107558FCA3A27"),
 
2210
            "CheckerRunning": True,
 
2211
            "LastEnabled": "2019-01-04T00:00:00",
 
2212
            "ApprovalPending": False,
 
2213
            "ApprovedByDefault": False,
 
2214
            "LastApprovalRequest": "2019-01-03T00:00:00",
 
2215
            "ApprovalDelay": 30000,
 
2216
            "ApprovalDuration": 93785000,
 
2217
            "Checker": ":",
 
2218
            "ExtendedTimeout": 900000,
 
2219
            "Expires": "2019-02-05T00:00:00",
 
2220
            "LastCheckerStatus": -2,
 
2221
        },
 
2222
    }
 
2223
 
 
2224
    def test_DumpJSON_normal(self):
 
2225
        with self.capture_stdout_to_buffer() as buffer:
 
2226
            command.DumpJSON().run(self.bus.clients)
 
2227
        json_data = json.loads(buffer.getvalue())
 
2228
        self.assertDictEqual(self.expected_json, json_data)
 
2229
 
 
2230
    @staticmethod
 
2231
    @contextlib.contextmanager
 
2232
    def capture_stdout_to_buffer():
 
2233
        capture_buffer = io.StringIO()
 
2234
        old_stdout = sys.stdout
 
2235
        sys.stdout = capture_buffer
 
2236
        try:
 
2237
            yield capture_buffer
 
2238
        finally:
 
2239
            sys.stdout = old_stdout
 
2240
 
 
2241
    def test_DumpJSON_one_client(self):
 
2242
        with self.capture_stdout_to_buffer() as buffer:
 
2243
            command.DumpJSON().run(self.bus.one_client)
 
2244
        json_data = json.loads(buffer.getvalue())
 
2245
        expected_json = {"foo": self.expected_json["foo"]}
 
2246
        self.assertDictEqual(expected_json, json_data)
 
2247
 
 
2248
    def test_PrintTable_normal(self):
 
2249
        with self.capture_stdout_to_buffer() as buffer:
 
2250
            command.PrintTable().run(self.bus.clients)
 
2251
        expected_output = "\n".join((
 
2252
            "Name   Enabled Timeout  Last Successful Check",
 
2253
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
2254
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
2255
        )) + "\n"
 
2256
        self.assertEqual(expected_output, buffer.getvalue())
 
2257
 
 
2258
    def test_PrintTable_verbose(self):
 
2259
        with self.capture_stdout_to_buffer() as buffer:
 
2260
            command.PrintTable(verbose=True).run(self.bus.clients)
 
2261
        columns = (
 
2262
            (
 
2263
                "Name   ",
 
2264
                "foo    ",
 
2265
                "barbar ",
 
2266
            ),(
 
2267
                "Enabled ",
 
2268
                "Yes     ",
 
2269
                "Yes     ",
 
2270
            ),(
 
2271
                "Timeout  ",
 
2272
                "00:05:00 ",
 
2273
                "00:05:00 ",
 
2274
            ),(
 
2275
                "Last Successful Check ",
 
2276
                "2019-02-03T00:00:00   ",
 
2277
                "2019-02-04T00:00:00   ",
 
2278
            ),(
 
2279
                "Created             ",
 
2280
                "2019-01-02T00:00:00 ",
 
2281
                "2019-01-03T00:00:00 ",
 
2282
            ),(
 
2283
                "Interval ",
 
2284
                "00:02:00 ",
 
2285
                "00:02:00 ",
 
2286
            ),(
 
2287
                "Host            ",
 
2288
                "foo.example.org ",
 
2289
                "192.0.2.3       ",
 
2290
            ),(
 
2291
                ("Key ID                                             "
 
2292
                 "              "),
 
2293
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
2294
                 "ea90a27cddb12 "),
 
2295
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
2296
                 "46c2b020f441c "),
 
2297
            ),(
 
2298
                "Fingerprint                              ",
 
2299
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
2300
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
2301
            ),(
 
2302
                "Check Is Running ",
 
2303
                "No               ",
 
2304
                "Yes              ",
 
2305
            ),(
 
2306
                "Last Enabled        ",
 
2307
                "2019-01-03T00:00:00 ",
 
2308
                "2019-01-04T00:00:00 ",
 
2309
            ),(
 
2310
                "Approval Is Pending ",
 
2311
                "No                  ",
 
2312
                "No                  ",
 
2313
            ),(
 
2314
                "Approved By Default ",
 
2315
                "Yes                 ",
 
2316
                "No                  ",
 
2317
            ),(
 
2318
                "Last Approval Request ",
 
2319
                "                      ",
 
2320
                "2019-01-03T00:00:00   ",
 
2321
            ),(
 
2322
                "Approval Delay ",
 
2323
                "00:00:00       ",
 
2324
                "00:00:30       ",
 
2325
            ),(
 
2326
                "Approval Duration ",
 
2327
                "00:00:01          ",
 
2328
                "1T02:03:05        ",
 
2329
            ),(
 
2330
                "Checker              ",
 
2331
                "fping -q -- %(host)s ",
 
2332
                ":                    ",
 
2333
            ),(
 
2334
                "Extended Timeout ",
 
2335
                "00:15:00         ",
 
2336
                "00:15:00         ",
 
2337
            ),(
 
2338
                "Expires             ",
 
2339
                "2019-02-04T00:00:00 ",
 
2340
                "2019-02-05T00:00:00 ",
 
2341
            ),(
 
2342
                "Last Checker Status",
 
2343
                "0                  ",
 
2344
                "-2                 ",
 
2345
            )
 
2346
        )
 
2347
        num_lines = max(len(rows) for rows in columns)
 
2348
        expected_output = ("\n".join("".join(rows[line]
 
2349
                                             for rows in columns)
 
2350
                                     for line in range(num_lines))
 
2351
                           + "\n")
 
2352
        self.assertEqual(expected_output, buffer.getvalue())
 
2353
 
 
2354
    def test_PrintTable_one_client(self):
 
2355
        with self.capture_stdout_to_buffer() as buffer:
 
2356
            command.PrintTable().run(self.bus.one_client)
 
2357
        expected_output = "\n".join((
 
2358
            "Name Enabled Timeout  Last Successful Check",
 
2359
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
2360
        )) + "\n"
 
2361
        self.assertEqual(expected_output, buffer.getvalue())
 
2362
 
 
2363
 
 
2364
class TestPropertySetterCmd(TestCommand):
 
2365
    """Abstract class for tests of command.PropertySetter classes"""
 
2366
 
 
2367
    def runTest(self):
 
2368
        if not hasattr(self, "command"):
 
2369
            return              # Abstract TestCase class
 
2370
 
 
2371
        if hasattr(self, "values_to_set"):
 
2372
            cmd_args = [(value,) for value in self.values_to_set]
 
2373
            values_to_get = getattr(self, "values_to_get",
 
2374
                                    self.values_to_set)
 
2375
        else:
 
2376
            cmd_args = [() for x in range(len(self.values_to_get))]
 
2377
            values_to_get = self.values_to_get
 
2378
        for value_to_get, cmd_arg in zip(values_to_get, cmd_args):
 
2379
            for clientpath in self.bus.clients:
 
2380
                self.bus.clients[clientpath][self.propname] = (
 
2381
                    Unique())
 
2382
            self.command(*cmd_arg).run(self.bus.clients, self.bus)
 
2383
            for clientpath in self.bus.clients:
 
2384
                value = (self.bus.clients[clientpath]
 
2385
                         [self.propname])
 
2386
                self.assertNotIsInstance(value, Unique)
 
2387
                self.assertEqual(value_to_get, value)
 
2388
 
 
2389
 
 
2390
class TestEnableCmd(TestPropertySetterCmd):
 
2391
    command = command.Enable
 
2392
    propname = "Enabled"
 
2393
    values_to_get = [True]
 
2394
 
 
2395
 
 
2396
class TestDisableCmd(TestPropertySetterCmd):
 
2397
    command = command.Disable
 
2398
    propname = "Enabled"
 
2399
    values_to_get = [False]
 
2400
 
 
2401
 
 
2402
class TestBumpTimeoutCmd(TestPropertySetterCmd):
 
2403
    command = command.BumpTimeout
 
2404
    propname = "LastCheckedOK"
 
2405
    values_to_get = [""]
 
2406
 
 
2407
 
 
2408
class TestStartCheckerCmd(TestPropertySetterCmd):
 
2409
    command = command.StartChecker
 
2410
    propname = "CheckerRunning"
 
2411
    values_to_get = [True]
 
2412
 
 
2413
 
 
2414
class TestStopCheckerCmd(TestPropertySetterCmd):
 
2415
    command = command.StopChecker
 
2416
    propname = "CheckerRunning"
 
2417
    values_to_get = [False]
 
2418
 
 
2419
 
 
2420
class TestApproveByDefaultCmd(TestPropertySetterCmd):
 
2421
    command = command.ApproveByDefault
 
2422
    propname = "ApprovedByDefault"
 
2423
    values_to_get = [True]
 
2424
 
 
2425
 
 
2426
class TestDenyByDefaultCmd(TestPropertySetterCmd):
 
2427
    command = command.DenyByDefault
 
2428
    propname = "ApprovedByDefault"
 
2429
    values_to_get = [False]
 
2430
 
 
2431
 
 
2432
class TestSetCheckerCmd(TestPropertySetterCmd):
 
2433
    command = command.SetChecker
 
2434
    propname = "Checker"
 
2435
    values_to_set = ["", ":", "fping -q -- %s"]
 
2436
 
 
2437
 
 
2438
class TestSetHostCmd(TestPropertySetterCmd):
 
2439
    command = command.SetHost
 
2440
    propname = "Host"
 
2441
    values_to_set = ["192.0.2.3", "client.example.org"]
 
2442
 
 
2443
 
 
2444
class TestSetSecretCmd(TestPropertySetterCmd):
 
2445
    command = command.SetSecret
 
2446
    propname = "Secret"
 
2447
    values_to_set = [io.BytesIO(b""),
 
2448
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
2449
    values_to_get = [f.getvalue() for f in values_to_set]
 
2450
 
 
2451
 
 
2452
class TestSetTimeoutCmd(TestPropertySetterCmd):
 
2453
    command = command.SetTimeout
 
2454
    propname = "Timeout"
 
2455
    values_to_set = [datetime.timedelta(),
 
2456
                     datetime.timedelta(minutes=5),
 
2457
                     datetime.timedelta(seconds=1),
 
2458
                     datetime.timedelta(weeks=1),
 
2459
                     datetime.timedelta(weeks=52)]
 
2460
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2461
 
 
2462
 
 
2463
class TestSetExtendedTimeoutCmd(TestPropertySetterCmd):
 
2464
    command = command.SetExtendedTimeout
 
2465
    propname = "ExtendedTimeout"
 
2466
    values_to_set = [datetime.timedelta(),
 
2467
                     datetime.timedelta(minutes=5),
 
2468
                     datetime.timedelta(seconds=1),
 
2469
                     datetime.timedelta(weeks=1),
 
2470
                     datetime.timedelta(weeks=52)]
 
2471
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2472
 
 
2473
 
 
2474
class TestSetIntervalCmd(TestPropertySetterCmd):
 
2475
    command = command.SetInterval
 
2476
    propname = "Interval"
 
2477
    values_to_set = [datetime.timedelta(),
 
2478
                     datetime.timedelta(minutes=5),
 
2479
                     datetime.timedelta(seconds=1),
 
2480
                     datetime.timedelta(weeks=1),
 
2481
                     datetime.timedelta(weeks=52)]
 
2482
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2483
 
 
2484
 
 
2485
class TestSetApprovalDelayCmd(TestPropertySetterCmd):
 
2486
    command = command.SetApprovalDelay
 
2487
    propname = "ApprovalDelay"
 
2488
    values_to_set = [datetime.timedelta(),
 
2489
                     datetime.timedelta(minutes=5),
 
2490
                     datetime.timedelta(seconds=1),
 
2491
                     datetime.timedelta(weeks=1),
 
2492
                     datetime.timedelta(weeks=52)]
 
2493
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2494
 
 
2495
 
 
2496
class TestSetApprovalDurationCmd(TestPropertySetterCmd):
 
2497
    command = command.SetApprovalDuration
 
2498
    propname = "ApprovalDuration"
 
2499
    values_to_set = [datetime.timedelta(),
 
2500
                     datetime.timedelta(minutes=5),
 
2501
                     datetime.timedelta(seconds=1),
 
2502
                     datetime.timedelta(weeks=1),
 
2503
                     datetime.timedelta(weeks=52)]
 
2504
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2505
 
 
2506
 
 
2507
 
 
2508
def should_only_run_tests():
 
2509
    parser = argparse.ArgumentParser(add_help=False)
 
2510
    parser.add_argument("--check", action='store_true')
 
2511
    args, unknown_args = parser.parse_known_args()
 
2512
    run_tests = args.check
 
2513
    if run_tests:
 
2514
        # Remove --check argument from sys.argv
 
2515
        sys.argv[1:] = unknown_args
 
2516
    return run_tests
 
2517
 
 
2518
# Add all tests from doctest strings
 
2519
def load_tests(loader, tests, none):
 
2520
    import doctest
 
2521
    tests.addTests(doctest.DocTestSuite())
 
2522
    return tests
 
2523
 
 
2524
if __name__ == "__main__":
 
2525
    try:
 
2526
        if should_only_run_tests():
 
2527
            # Call using ./tdd-python-script --check [--verbose]
 
2528
            unittest.main()
 
2529
        else:
 
2530
            main()
 
2531
    finally:
 
2532
        logging.shutdown()