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1
 
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
3
 
#
4
 
# Mandos Monitor - Control and monitor the Mandos server
5
 
#
6
 
# Copyright © 2008-2019 Teddy Hogeborn
7
 
# Copyright © 2008-2019 Björn Påhlsson
8
 
#
9
 
# This file is part of Mandos.
10
 
#
11
 
# Mandos is free software: you can redistribute it and/or modify it
12
 
# under the terms of the GNU General Public License as published by
13
 
# the Free Software Foundation, either version 3 of the License, or
14
 
# (at your option) any later version.
15
 
#
16
 
#     Mandos is distributed in the hope that it will be useful, but
17
 
#     WITHOUT ANY WARRANTY; without even the implied warranty of
18
 
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19
 
#     GNU General Public License for more details.
20
 
#
21
 
# You should have received a copy of the GNU General Public License
22
 
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
23
 
#
24
 
# Contact the authors at <mandos@recompile.se>.
25
 
#
26
 
 
27
 
from __future__ import (division, absolute_import, print_function,
28
 
                        unicode_literals)
29
 
 
30
 
try:
31
 
    from future_builtins import *
32
 
except ImportError:
33
 
    pass
34
 
 
35
 
import sys
36
 
import argparse
37
 
import locale
38
 
import datetime
39
 
import re
40
 
import os
41
 
import collections
42
 
import json
43
 
import unittest
44
 
import logging
45
 
import io
46
 
import tempfile
47
 
import contextlib
48
 
 
49
 
import dbus as dbus_python
50
 
 
51
 
# Show warnings by default
52
 
if not sys.warnoptions:
53
 
    import warnings
54
 
    warnings.simplefilter("default")
55
 
 
56
 
log = logging.getLogger(sys.argv[0])
57
 
logging.basicConfig(level="INFO", # Show info level messages
58
 
                    format="%(message)s") # Show basic log messages
59
 
 
60
 
logging.captureWarnings(True)   # Show warnings via the logging system
61
 
 
62
 
if sys.version_info.major == 2:
63
 
    str = unicode
64
 
    import StringIO
65
 
    io.StringIO = StringIO.StringIO
66
 
 
67
 
locale.setlocale(locale.LC_ALL, "")
68
 
 
69
 
version = "1.8.3"
70
 
 
71
 
 
72
 
def main():
73
 
    parser = argparse.ArgumentParser()
74
 
    add_command_line_options(parser)
75
 
 
76
 
    options = parser.parse_args()
77
 
    check_option_syntax(parser, options)
78
 
 
79
 
    clientnames = options.client
80
 
 
81
 
    if options.debug:
82
 
        log.setLevel(logging.DEBUG)
83
 
 
84
 
    bus = dbus_python_adapter.CachingBus(dbus_python)
85
 
 
86
 
    try:
87
 
        all_clients = bus.get_clients_and_properties()
88
 
    except dbus.ConnectFailed as e:
89
 
        log.critical("Could not connect to Mandos server: %s", e)
90
 
        sys.exit(1)
91
 
    except dbus.Error as e:
92
 
        log.critical(
93
 
            "Failed to access Mandos server through D-Bus:\n%s", e)
94
 
        sys.exit(1)
95
 
 
96
 
    # Compile dict of (clientpath: properties) to process
97
 
    if not clientnames:
98
 
        clients = all_clients
99
 
    else:
100
 
        clients = {}
101
 
        for name in clientnames:
102
 
            for objpath, properties in all_clients.items():
103
 
                if properties["Name"] == name:
104
 
                    clients[objpath] = properties
105
 
                    break
106
 
            else:
107
 
                log.critical("Client not found on server: %r", name)
108
 
                sys.exit(1)
109
 
 
110
 
    commands = commands_from_options(options)
111
 
 
112
 
    for command in commands:
113
 
        command.run(clients, bus)
114
 
 
115
 
 
116
 
def add_command_line_options(parser):
117
 
    parser.add_argument("--version", action="version",
118
 
                        version="%(prog)s {}".format(version),
119
 
                        help="show version number and exit")
120
 
    parser.add_argument("-a", "--all", action="store_true",
121
 
                        help="Select all clients")
122
 
    parser.add_argument("-v", "--verbose", action="store_true",
123
 
                        help="Print all fields")
124
 
    parser.add_argument("-j", "--dump-json", dest="commands",
125
 
                        action="append_const", default=[],
126
 
                        const=command.DumpJSON(),
127
 
                        help="Dump client data in JSON format")
128
 
    enable_disable = parser.add_mutually_exclusive_group()
129
 
    enable_disable.add_argument("-e", "--enable", dest="commands",
130
 
                                action="append_const", default=[],
131
 
                                const=command.Enable(),
132
 
                                help="Enable client")
133
 
    enable_disable.add_argument("-d", "--disable", dest="commands",
134
 
                                action="append_const", default=[],
135
 
                                const=command.Disable(),
136
 
                                help="disable client")
137
 
    parser.add_argument("-b", "--bump-timeout", dest="commands",
138
 
                        action="append_const", default=[],
139
 
                        const=command.BumpTimeout(),
140
 
                        help="Bump timeout for client")
141
 
    start_stop_checker = parser.add_mutually_exclusive_group()
142
 
    start_stop_checker.add_argument("--start-checker",
143
 
                                    dest="commands",
144
 
                                    action="append_const", default=[],
145
 
                                    const=command.StartChecker(),
146
 
                                    help="Start checker for client")
147
 
    start_stop_checker.add_argument("--stop-checker", dest="commands",
148
 
                                    action="append_const", default=[],
149
 
                                    const=command.StopChecker(),
150
 
                                    help="Stop checker for client")
151
 
    parser.add_argument("-V", "--is-enabled", dest="commands",
152
 
                        action="append_const", default=[],
153
 
                        const=command.IsEnabled(),
154
 
                        help="Check if client is enabled")
155
 
    parser.add_argument("-r", "--remove", dest="commands",
156
 
                        action="append_const", default=[],
157
 
                        const=command.Remove(),
158
 
                        help="Remove client")
159
 
    parser.add_argument("-c", "--checker", dest="commands",
160
 
                        action="append", default=[],
161
 
                        metavar="COMMAND", type=command.SetChecker,
162
 
                        help="Set checker command for client")
163
 
    parser.add_argument(
164
 
        "-t", "--timeout", dest="commands", action="append",
165
 
        default=[], metavar="TIME",
166
 
        type=command.SetTimeout.argparse(string_to_delta),
167
 
        help="Set timeout for client")
168
 
    parser.add_argument(
169
 
        "--extended-timeout", dest="commands", action="append",
170
 
        default=[], metavar="TIME",
171
 
        type=command.SetExtendedTimeout.argparse(string_to_delta),
172
 
        help="Set extended timeout for client")
173
 
    parser.add_argument(
174
 
        "-i", "--interval", dest="commands", action="append",
175
 
        default=[], metavar="TIME",
176
 
        type=command.SetInterval.argparse(string_to_delta),
177
 
        help="Set checker interval for client")
178
 
    approve_deny_default = parser.add_mutually_exclusive_group()
179
 
    approve_deny_default.add_argument(
180
 
        "--approve-by-default", dest="commands",
181
 
        action="append_const", default=[],
182
 
        const=command.ApproveByDefault(),
183
 
        help="Set client to be approved by default")
184
 
    approve_deny_default.add_argument(
185
 
        "--deny-by-default", dest="commands",
186
 
        action="append_const", default=[],
187
 
        const=command.DenyByDefault(),
188
 
        help="Set client to be denied by default")
189
 
    parser.add_argument(
190
 
        "--approval-delay", dest="commands", action="append",
191
 
        default=[], metavar="TIME",
192
 
        type=command.SetApprovalDelay.argparse(string_to_delta),
193
 
        help="Set delay before client approve/deny")
194
 
    parser.add_argument(
195
 
        "--approval-duration", dest="commands", action="append",
196
 
        default=[], metavar="TIME",
197
 
        type=command.SetApprovalDuration.argparse(string_to_delta),
198
 
        help="Set duration of one client approval")
199
 
    parser.add_argument("-H", "--host", dest="commands",
200
 
                        action="append", default=[], metavar="STRING",
201
 
                        type=command.SetHost,
202
 
                        help="Set host for client")
203
 
    parser.add_argument(
204
 
        "-s", "--secret", dest="commands", action="append",
205
 
        default=[], metavar="FILENAME",
206
 
        type=command.SetSecret.argparse(argparse.FileType(mode="rb")),
207
 
        help="Set password blob (file) for client")
208
 
    approve_deny = parser.add_mutually_exclusive_group()
209
 
    approve_deny.add_argument(
210
 
        "-A", "--approve", dest="commands", action="append_const",
211
 
        default=[], const=command.Approve(),
212
 
        help="Approve any current client request")
213
 
    approve_deny.add_argument("-D", "--deny", dest="commands",
214
 
                              action="append_const", default=[],
215
 
                              const=command.Deny(),
216
 
                              help="Deny any current client request")
217
 
    parser.add_argument("--debug", action="store_true",
218
 
                        help="Debug mode (show D-Bus commands)")
219
 
    parser.add_argument("--check", action="store_true",
220
 
                        help="Run self-test")
221
 
    parser.add_argument("client", nargs="*", help="Client name")
222
 
 
223
 
 
224
 
def string_to_delta(interval):
225
 
    """Parse a string and return a datetime.timedelta"""
226
 
 
227
 
    try:
228
 
        return rfc3339_duration_to_delta(interval)
229
 
    except ValueError as e:
230
 
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
231
 
                    ' '.join(e.args))
232
 
    return parse_pre_1_6_1_interval(interval)
233
 
 
234
 
 
235
 
def rfc3339_duration_to_delta(duration):
236
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
237
 
 
238
 
    >>> rfc3339_duration_to_delta("P7D")
239
 
    datetime.timedelta(7)
240
 
    >>> rfc3339_duration_to_delta("PT60S")
241
 
    datetime.timedelta(0, 60)
242
 
    >>> rfc3339_duration_to_delta("PT60M")
243
 
    datetime.timedelta(0, 3600)
244
 
    >>> rfc3339_duration_to_delta("P60M")
245
 
    datetime.timedelta(1680)
246
 
    >>> rfc3339_duration_to_delta("PT24H")
247
 
    datetime.timedelta(1)
248
 
    >>> rfc3339_duration_to_delta("P1W")
249
 
    datetime.timedelta(7)
250
 
    >>> rfc3339_duration_to_delta("PT5M30S")
251
 
    datetime.timedelta(0, 330)
252
 
    >>> rfc3339_duration_to_delta("P1DT3M20S")
253
 
    datetime.timedelta(1, 200)
254
 
    >>> # Can not be empty:
255
 
    >>> rfc3339_duration_to_delta("")
256
 
    Traceback (most recent call last):
257
 
    ...
258
 
    ValueError: Invalid RFC 3339 duration: ""
259
 
    >>> # Must start with "P":
260
 
    >>> rfc3339_duration_to_delta("1D")
261
 
    Traceback (most recent call last):
262
 
    ...
263
 
    ValueError: Invalid RFC 3339 duration: "1D"
264
 
    >>> # Must use correct order
265
 
    >>> rfc3339_duration_to_delta("PT1S2M")
266
 
    Traceback (most recent call last):
267
 
    ...
268
 
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
269
 
    >>> # Time needs time marker
270
 
    >>> rfc3339_duration_to_delta("P1H2S")
271
 
    Traceback (most recent call last):
272
 
    ...
273
 
    ValueError: Invalid RFC 3339 duration: "P1H2S"
274
 
    >>> # Weeks can not be combined with anything else
275
 
    >>> rfc3339_duration_to_delta("P1D2W")
276
 
    Traceback (most recent call last):
277
 
    ...
278
 
    ValueError: Invalid RFC 3339 duration: "P1D2W"
279
 
    >>> rfc3339_duration_to_delta("P2W2H")
280
 
    Traceback (most recent call last):
281
 
    ...
282
 
    ValueError: Invalid RFC 3339 duration: "P2W2H"
283
 
    """
284
 
 
285
 
    # Parsing an RFC 3339 duration with regular expressions is not
286
 
    # possible - there would have to be multiple places for the same
287
 
    # values, like seconds.  The current code, while more esoteric, is
288
 
    # cleaner without depending on a parsing library.  If Python had a
289
 
    # built-in library for parsing we would use it, but we'd like to
290
 
    # avoid excessive use of external libraries.
291
 
 
292
 
    # New type for defining tokens, syntax, and semantics all-in-one
293
 
    Token = collections.namedtuple("Token", (
294
 
        "regexp",  # To match token; if "value" is not None, must have
295
 
                   # a "group" containing digits
296
 
        "value",   # datetime.timedelta or None
297
 
        "followers"))           # Tokens valid after this token
298
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
299
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
300
 
    token_end = Token(re.compile(r"$"), None, frozenset())
301
 
    token_second = Token(re.compile(r"(\d+)S"),
302
 
                         datetime.timedelta(seconds=1),
303
 
                         frozenset((token_end, )))
304
 
    token_minute = Token(re.compile(r"(\d+)M"),
305
 
                         datetime.timedelta(minutes=1),
306
 
                         frozenset((token_second, token_end)))
307
 
    token_hour = Token(re.compile(r"(\d+)H"),
308
 
                       datetime.timedelta(hours=1),
309
 
                       frozenset((token_minute, token_end)))
310
 
    token_time = Token(re.compile(r"T"),
311
 
                       None,
312
 
                       frozenset((token_hour, token_minute,
313
 
                                  token_second)))
314
 
    token_day = Token(re.compile(r"(\d+)D"),
315
 
                      datetime.timedelta(days=1),
316
 
                      frozenset((token_time, token_end)))
317
 
    token_month = Token(re.compile(r"(\d+)M"),
318
 
                        datetime.timedelta(weeks=4),
319
 
                        frozenset((token_day, token_end)))
320
 
    token_year = Token(re.compile(r"(\d+)Y"),
321
 
                       datetime.timedelta(weeks=52),
322
 
                       frozenset((token_month, token_end)))
323
 
    token_week = Token(re.compile(r"(\d+)W"),
324
 
                       datetime.timedelta(weeks=1),
325
 
                       frozenset((token_end, )))
326
 
    token_duration = Token(re.compile(r"P"), None,
327
 
                           frozenset((token_year, token_month,
328
 
                                      token_day, token_time,
329
 
                                      token_week)))
330
 
    # Define starting values:
331
 
    # Value so far
332
 
    value = datetime.timedelta()
333
 
    found_token = None
334
 
    # Following valid tokens
335
 
    followers = frozenset((token_duration, ))
336
 
    # String left to parse
337
 
    s = duration
338
 
    # Loop until end token is found
339
 
    while found_token is not token_end:
340
 
        # Search for any currently valid tokens
341
 
        for token in followers:
342
 
            match = token.regexp.match(s)
343
 
            if match is not None:
344
 
                # Token found
345
 
                if token.value is not None:
346
 
                    # Value found, parse digits
347
 
                    factor = int(match.group(1), 10)
348
 
                    # Add to value so far
349
 
                    value += factor * token.value
350
 
                # Strip token from string
351
 
                s = token.regexp.sub("", s, 1)
352
 
                # Go to found token
353
 
                found_token = token
354
 
                # Set valid next tokens
355
 
                followers = found_token.followers
356
 
                break
357
 
        else:
358
 
            # No currently valid tokens were found
359
 
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
360
 
                             .format(duration))
361
 
    # End token found
362
 
    return value
363
 
 
364
 
 
365
 
def parse_pre_1_6_1_interval(interval):
366
 
    """Parse an interval string as documented by Mandos before 1.6.1,
367
 
    and return a datetime.timedelta
368
 
 
369
 
    >>> parse_pre_1_6_1_interval('7d')
370
 
    datetime.timedelta(7)
371
 
    >>> parse_pre_1_6_1_interval('60s')
372
 
    datetime.timedelta(0, 60)
373
 
    >>> parse_pre_1_6_1_interval('60m')
374
 
    datetime.timedelta(0, 3600)
375
 
    >>> parse_pre_1_6_1_interval('24h')
376
 
    datetime.timedelta(1)
377
 
    >>> parse_pre_1_6_1_interval('1w')
378
 
    datetime.timedelta(7)
379
 
    >>> parse_pre_1_6_1_interval('5m 30s')
380
 
    datetime.timedelta(0, 330)
381
 
    >>> parse_pre_1_6_1_interval('')
382
 
    datetime.timedelta(0)
383
 
    >>> # Ignore unknown characters, allow any order and repetitions
384
 
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
385
 
    datetime.timedelta(2, 480, 18000)
386
 
 
387
 
    """
388
 
 
389
 
    value = datetime.timedelta(0)
390
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
391
 
 
392
 
    for num, suffix in regexp.findall(interval):
393
 
        if suffix == "d":
394
 
            value += datetime.timedelta(int(num))
395
 
        elif suffix == "s":
396
 
            value += datetime.timedelta(0, int(num))
397
 
        elif suffix == "m":
398
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
399
 
        elif suffix == "h":
400
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
401
 
        elif suffix == "w":
402
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
403
 
        elif suffix == "":
404
 
            value += datetime.timedelta(0, 0, 0, int(num))
405
 
    return value
406
 
 
407
 
 
408
 
def check_option_syntax(parser, options):
409
 
    """Apply additional restrictions on options, not expressible in
410
 
argparse"""
411
 
 
412
 
    def has_commands(options, commands=None):
413
 
        if commands is None:
414
 
            commands = (command.Enable,
415
 
                        command.Disable,
416
 
                        command.BumpTimeout,
417
 
                        command.StartChecker,
418
 
                        command.StopChecker,
419
 
                        command.IsEnabled,
420
 
                        command.Remove,
421
 
                        command.SetChecker,
422
 
                        command.SetTimeout,
423
 
                        command.SetExtendedTimeout,
424
 
                        command.SetInterval,
425
 
                        command.ApproveByDefault,
426
 
                        command.DenyByDefault,
427
 
                        command.SetApprovalDelay,
428
 
                        command.SetApprovalDuration,
429
 
                        command.SetHost,
430
 
                        command.SetSecret,
431
 
                        command.Approve,
432
 
                        command.Deny)
433
 
        return any(isinstance(cmd, commands)
434
 
                   for cmd in options.commands)
435
 
 
436
 
    if has_commands(options) and not (options.client or options.all):
437
 
        parser.error("Options require clients names or --all.")
438
 
    if options.verbose and has_commands(options):
439
 
        parser.error("--verbose can only be used alone.")
440
 
    if (has_commands(options, (command.DumpJSON,))
441
 
        and (options.verbose or len(options.commands) > 1)):
442
 
        parser.error("--dump-json can only be used alone.")
443
 
    if options.all and not has_commands(options):
444
 
        parser.error("--all requires an action.")
445
 
    if (has_commands(options, (command.IsEnabled,))
446
 
        and len(options.client) > 1):
447
 
        parser.error("--is-enabled requires exactly one client")
448
 
    if (len(options.commands) > 1
449
 
        and has_commands(options, (command.Remove,))
450
 
        and not has_commands(options, (command.Deny,))):
451
 
        parser.error("--remove can only be combined with --deny")
452
 
 
453
 
 
454
 
class dbus(object):
455
 
 
456
 
    class SystemBus(object):
457
 
 
458
 
        object_manager_iface = "org.freedesktop.DBus.ObjectManager"
459
 
        def get_managed_objects(self, busname, objectpath):
460
 
            return self.call_method("GetManagedObjects", busname,
461
 
                                    objectpath,
462
 
                                    self.object_manager_iface)
463
 
 
464
 
        properties_iface = "org.freedesktop.DBus.Properties"
465
 
        def set_property(self, busname, objectpath, interface, key,
466
 
                         value):
467
 
            self.call_method("Set", busname, objectpath,
468
 
                             self.properties_iface, interface, key,
469
 
                             value)
470
 
 
471
 
 
472
 
    class MandosBus(SystemBus):
473
 
        busname_domain = "se.recompile"
474
 
        busname = busname_domain + ".Mandos"
475
 
        server_path = "/"
476
 
        server_interface = busname_domain + ".Mandos"
477
 
        client_interface = busname_domain + ".Mandos.Client"
478
 
        del busname_domain
479
 
 
480
 
        def get_clients_and_properties(self):
481
 
            managed_objects = self.get_managed_objects(
482
 
                self.busname, self.server_path)
483
 
            return {objpath: properties[self.client_interface]
484
 
                    for objpath, properties in managed_objects.items()
485
 
                    if self.client_interface in properties}
486
 
 
487
 
        def set_client_property(self, objectpath, key, value):
488
 
            return self.set_property(self.busname, objectpath,
489
 
                                     self.client_interface, key,
490
 
                                     value)
491
 
 
492
 
        def call_client_method(self, objectpath, method, *args):
493
 
            return self.call_method(method, self.busname, objectpath,
494
 
                                    self.client_interface, *args)
495
 
 
496
 
        def call_server_method(self, method, *args):
497
 
            return self.call_method(method, self.busname,
498
 
                                    self.server_path,
499
 
                                    self.server_interface, *args)
500
 
 
501
 
    class Error(Exception):
502
 
        pass
503
 
 
504
 
    class ConnectFailed(Error):
505
 
        pass
506
 
 
507
 
 
508
 
class dbus_python_adapter(object):
509
 
 
510
 
    class SystemBus(dbus.MandosBus):
511
 
        """Use dbus-python"""
512
 
 
513
 
        def __init__(self, module=dbus_python):
514
 
            self.dbus_python = module
515
 
            self.bus = self.dbus_python.SystemBus()
516
 
 
517
 
        @contextlib.contextmanager
518
 
        def convert_exception(self, exception_class=dbus.Error):
519
 
            try:
520
 
                yield
521
 
            except self.dbus_python.exceptions.DBusException as e:
522
 
                # This does what "raise from" would do
523
 
                exc = exception_class(*e.args)
524
 
                exc.__cause__ = e
525
 
                raise exc
526
 
 
527
 
        def call_method(self, methodname, busname, objectpath,
528
 
                        interface, *args):
529
 
            proxy_object = self.get_object(busname, objectpath)
530
 
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
531
 
                      interface, methodname,
532
 
                      ", ".join(repr(a) for a in args))
533
 
            method = getattr(proxy_object, methodname)
534
 
            with self.convert_exception():
535
 
                with dbus_python_adapter.SilenceLogger(
536
 
                        "dbus.proxies"):
537
 
                    value = method(*args, dbus_interface=interface)
538
 
            return self.type_filter(value)
539
 
 
540
 
        def get_object(self, busname, objectpath):
541
 
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
542
 
                      busname, objectpath)
543
 
            with self.convert_exception(dbus.ConnectFailed):
544
 
                return self.bus.get_object(busname, objectpath)
545
 
 
546
 
        def type_filter(self, value):
547
 
            """Convert the most bothersome types to Python types"""
548
 
            if isinstance(value, self.dbus_python.Boolean):
549
 
                return bool(value)
550
 
            if isinstance(value, self.dbus_python.ObjectPath):
551
 
                return str(value)
552
 
            # Also recurse into dictionaries
553
 
            if isinstance(value, self.dbus_python.Dictionary):
554
 
                return {self.type_filter(key):
555
 
                        self.type_filter(subval)
556
 
                        for key, subval in value.items()}
557
 
            return value
558
 
 
559
 
 
560
 
    class SilenceLogger(object):
561
 
        "Simple context manager to silence a particular logger"
562
 
        def __init__(self, loggername):
563
 
            self.logger = logging.getLogger(loggername)
564
 
 
565
 
        def __enter__(self):
566
 
            self.logger.addFilter(self.nullfilter)
567
 
 
568
 
        class NullFilter(logging.Filter):
569
 
            def filter(self, record):
570
 
                return False
571
 
 
572
 
        nullfilter = NullFilter()
573
 
 
574
 
        def __exit__(self, exc_type, exc_val, exc_tb):
575
 
            self.logger.removeFilter(self.nullfilter)
576
 
 
577
 
 
578
 
    class CachingBus(SystemBus):
579
 
        """A caching layer for dbus_python_adapter.SystemBus"""
580
 
        def __init__(self, *args, **kwargs):
581
 
            self.object_cache = {}
582
 
            super(dbus_python_adapter.CachingBus,
583
 
                  self).__init__(*args, **kwargs)
584
 
        def get_object(self, busname, objectpath):
585
 
            try:
586
 
                return self.object_cache[(busname, objectpath)]
587
 
            except KeyError:
588
 
                new_object = super(
589
 
                    dbus_python_adapter.CachingBus,
590
 
                    self).get_object(busname, objectpath)
591
 
                self.object_cache[(busname, objectpath)]  = new_object
592
 
                return new_object
593
 
 
594
 
 
595
 
def commands_from_options(options):
596
 
 
597
 
    commands = list(options.commands)
598
 
 
599
 
    def find_cmd(cmd, commands):
600
 
        i = 0
601
 
        for i, c in enumerate(commands):
602
 
            if isinstance(c, cmd):
603
 
                return i
604
 
        return i+1
605
 
 
606
 
    # If command.Remove is present, move any instances of command.Deny
607
 
    # to occur ahead of command.Remove.
608
 
    index_of_remove = find_cmd(command.Remove, commands)
609
 
    before_remove = commands[:index_of_remove]
610
 
    after_remove = commands[index_of_remove:]
611
 
    cleaned_after = []
612
 
    for cmd in after_remove:
613
 
        if isinstance(cmd, command.Deny):
614
 
            before_remove.append(cmd)
615
 
        else:
616
 
            cleaned_after.append(cmd)
617
 
    if cleaned_after != after_remove:
618
 
        commands = before_remove + cleaned_after
619
 
 
620
 
    # If no command option has been given, show table of clients,
621
 
    # optionally verbosely
622
 
    if not commands:
623
 
        commands.append(command.PrintTable(verbose=options.verbose))
624
 
 
625
 
    return commands
626
 
 
627
 
 
628
 
class command(object):
629
 
    """A namespace for command classes"""
630
 
 
631
 
    class Base(object):
632
 
        """Abstract base class for commands"""
633
 
        def run(self, clients, bus=None):
634
 
            """Normal commands should implement run_on_one_client(),
635
 
but commands which want to operate on all clients at the same time can
636
 
override this run() method instead.
637
 
"""
638
 
            self.bus = bus
639
 
            for client, properties in clients.items():
640
 
                self.run_on_one_client(client, properties)
641
 
 
642
 
 
643
 
    class IsEnabled(Base):
644
 
        def run(self, clients, bus=None):
645
 
            properties = next(iter(clients.values()))
646
 
            if properties["Enabled"]:
647
 
                sys.exit(0)
648
 
            sys.exit(1)
649
 
 
650
 
 
651
 
    class Approve(Base):
652
 
        def run_on_one_client(self, client, properties):
653
 
            self.bus.call_client_method(client, "Approve", True)
654
 
 
655
 
 
656
 
    class Deny(Base):
657
 
        def run_on_one_client(self, client, properties):
658
 
            self.bus.call_client_method(client, "Approve", False)
659
 
 
660
 
 
661
 
    class Remove(Base):
662
 
        def run(self, clients, bus):
663
 
            for clientpath in frozenset(clients.keys()):
664
 
                bus.call_server_method("RemoveClient", clientpath)
665
 
 
666
 
 
667
 
    class Output(Base):
668
 
        """Abstract class for commands outputting client details"""
669
 
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
670
 
                        "Created", "Interval", "Host", "KeyID",
671
 
                        "Fingerprint", "CheckerRunning",
672
 
                        "LastEnabled", "ApprovalPending",
673
 
                        "ApprovedByDefault", "LastApprovalRequest",
674
 
                        "ApprovalDelay", "ApprovalDuration",
675
 
                        "Checker", "ExtendedTimeout", "Expires",
676
 
                        "LastCheckerStatus")
677
 
 
678
 
 
679
 
    class DumpJSON(Output):
680
 
        def run(self, clients, bus=None):
681
 
            data = {properties["Name"]:
682
 
                    {key: properties[key]
683
 
                     for key in self.all_keywords}
684
 
                    for properties in clients.values()}
685
 
            print(json.dumps(data, indent=4, separators=(',', ': ')))
686
 
 
687
 
 
688
 
    class PrintTable(Output):
689
 
        def __init__(self, verbose=False):
690
 
            self.verbose = verbose
691
 
 
692
 
        def run(self, clients, bus=None):
693
 
            default_keywords = ("Name", "Enabled", "Timeout",
694
 
                                "LastCheckedOK")
695
 
            keywords = default_keywords
696
 
            if self.verbose:
697
 
                keywords = self.all_keywords
698
 
            print(self.TableOfClients(clients.values(), keywords))
699
 
 
700
 
        class TableOfClients(object):
701
 
            tableheaders = {
702
 
                "Name": "Name",
703
 
                "Enabled": "Enabled",
704
 
                "Timeout": "Timeout",
705
 
                "LastCheckedOK": "Last Successful Check",
706
 
                "LastApprovalRequest": "Last Approval Request",
707
 
                "Created": "Created",
708
 
                "Interval": "Interval",
709
 
                "Host": "Host",
710
 
                "Fingerprint": "Fingerprint",
711
 
                "KeyID": "Key ID",
712
 
                "CheckerRunning": "Check Is Running",
713
 
                "LastEnabled": "Last Enabled",
714
 
                "ApprovalPending": "Approval Is Pending",
715
 
                "ApprovedByDefault": "Approved By Default",
716
 
                "ApprovalDelay": "Approval Delay",
717
 
                "ApprovalDuration": "Approval Duration",
718
 
                "Checker": "Checker",
719
 
                "ExtendedTimeout": "Extended Timeout",
720
 
                "Expires": "Expires",
721
 
                "LastCheckerStatus": "Last Checker Status",
722
 
            }
723
 
 
724
 
            def __init__(self, clients, keywords):
725
 
                self.clients = clients
726
 
                self.keywords = keywords
727
 
 
728
 
            def __str__(self):
729
 
                return "\n".join(self.rows())
730
 
 
731
 
            if sys.version_info.major == 2:
732
 
                __unicode__ = __str__
733
 
                def __str__(self):
734
 
                    return str(self).encode(
735
 
                        locale.getpreferredencoding())
736
 
 
737
 
            def rows(self):
738
 
                format_string = self.row_formatting_string()
739
 
                rows = [self.header_line(format_string)]
740
 
                rows.extend(self.client_line(client, format_string)
741
 
                            for client in self.clients)
742
 
                return rows
743
 
 
744
 
            def row_formatting_string(self):
745
 
                "Format string used to format table rows"
746
 
                return " ".join("{{{key}:{width}}}".format(
747
 
                    width=max(len(self.tableheaders[key]),
748
 
                              *(len(self.string_from_client(client,
749
 
                                                            key))
750
 
                                for client in self.clients)),
751
 
                    key=key)
752
 
                                for key in self.keywords)
753
 
 
754
 
            def string_from_client(self, client, key):
755
 
                return self.valuetostring(client[key], key)
756
 
 
757
 
            @classmethod
758
 
            def valuetostring(cls, value, keyword):
759
 
                if isinstance(value, bool):
760
 
                    return "Yes" if value else "No"
761
 
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
762
 
                               "ApprovalDuration", "ExtendedTimeout"):
763
 
                    return cls.milliseconds_to_string(value)
764
 
                return str(value)
765
 
 
766
 
            def header_line(self, format_string):
767
 
                return format_string.format(**self.tableheaders)
768
 
 
769
 
            def client_line(self, client, format_string):
770
 
                return format_string.format(
771
 
                    **{key: self.string_from_client(client, key)
772
 
                       for key in self.keywords})
773
 
 
774
 
            @staticmethod
775
 
            def milliseconds_to_string(ms):
776
 
                td = datetime.timedelta(0, 0, 0, ms)
777
 
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
778
 
                        .format(days="{}T".format(td.days)
779
 
                                if td.days else "",
780
 
                                hours=td.seconds // 3600,
781
 
                                minutes=(td.seconds % 3600) // 60,
782
 
                                seconds=td.seconds % 60))
783
 
 
784
 
 
785
 
    class PropertySetter(Base):
786
 
        "Abstract class for Actions for setting one client property"
787
 
 
788
 
        def run_on_one_client(self, client, properties=None):
789
 
            """Set the Client's D-Bus property"""
790
 
            self.bus.set_client_property(client, self.propname,
791
 
                                         self.value_to_set)
792
 
 
793
 
        @property
794
 
        def propname(self):
795
 
            raise NotImplementedError()
796
 
 
797
 
 
798
 
    class Enable(PropertySetter):
799
 
        propname = "Enabled"
800
 
        value_to_set = True
801
 
 
802
 
 
803
 
    class Disable(PropertySetter):
804
 
        propname = "Enabled"
805
 
        value_to_set = False
806
 
 
807
 
 
808
 
    class BumpTimeout(PropertySetter):
809
 
        propname = "LastCheckedOK"
810
 
        value_to_set = ""
811
 
 
812
 
 
813
 
    class StartChecker(PropertySetter):
814
 
        propname = "CheckerRunning"
815
 
        value_to_set = True
816
 
 
817
 
 
818
 
    class StopChecker(PropertySetter):
819
 
        propname = "CheckerRunning"
820
 
        value_to_set = False
821
 
 
822
 
 
823
 
    class ApproveByDefault(PropertySetter):
824
 
        propname = "ApprovedByDefault"
825
 
        value_to_set = True
826
 
 
827
 
 
828
 
    class DenyByDefault(PropertySetter):
829
 
        propname = "ApprovedByDefault"
830
 
        value_to_set = False
831
 
 
832
 
 
833
 
    class PropertySetterValue(PropertySetter):
834
 
        """Abstract class for PropertySetter recieving a value as
835
 
constructor argument instead of a class attribute."""
836
 
        def __init__(self, value):
837
 
            self.value_to_set = value
838
 
 
839
 
        @classmethod
840
 
        def argparse(cls, argtype):
841
 
            def cmdtype(arg):
842
 
                return cls(argtype(arg))
843
 
            return cmdtype
844
 
 
845
 
    class SetChecker(PropertySetterValue):
846
 
        propname = "Checker"
847
 
 
848
 
 
849
 
    class SetHost(PropertySetterValue):
850
 
        propname = "Host"
851
 
 
852
 
 
853
 
    class SetSecret(PropertySetterValue):
854
 
        propname = "Secret"
855
 
 
856
 
        @property
857
 
        def value_to_set(self):
858
 
            return self._vts
859
 
 
860
 
        @value_to_set.setter
861
 
        def value_to_set(self, value):
862
 
            """When setting, read data from supplied file object"""
863
 
            self._vts = value.read()
864
 
            value.close()
865
 
 
866
 
 
867
 
    class PropertySetterValueMilliseconds(PropertySetterValue):
868
 
        """Abstract class for PropertySetterValue taking a value
869
 
argument as a datetime.timedelta() but should store it as
870
 
milliseconds."""
871
 
 
872
 
        @property
873
 
        def value_to_set(self):
874
 
            return self._vts
875
 
 
876
 
        @value_to_set.setter
877
 
        def value_to_set(self, value):
878
 
            "When setting, convert value from a datetime.timedelta"
879
 
            self._vts = int(round(value.total_seconds() * 1000))
880
 
 
881
 
 
882
 
    class SetTimeout(PropertySetterValueMilliseconds):
883
 
        propname = "Timeout"
884
 
 
885
 
 
886
 
    class SetExtendedTimeout(PropertySetterValueMilliseconds):
887
 
        propname = "ExtendedTimeout"
888
 
 
889
 
 
890
 
    class SetInterval(PropertySetterValueMilliseconds):
891
 
        propname = "Interval"
892
 
 
893
 
 
894
 
    class SetApprovalDelay(PropertySetterValueMilliseconds):
895
 
        propname = "ApprovalDelay"
896
 
 
897
 
 
898
 
    class SetApprovalDuration(PropertySetterValueMilliseconds):
899
 
        propname = "ApprovalDuration"
900
 
 
901
 
 
902
 
 
903
 
class TestCaseWithAssertLogs(unittest.TestCase):
904
 
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
905
 
 
906
 
    if not hasattr(unittest.TestCase, "assertLogs"):
907
 
        @contextlib.contextmanager
908
 
        def assertLogs(self, logger, level=logging.INFO):
909
 
            capturing_handler = self.CapturingLevelHandler(level)
910
 
            old_level = logger.level
911
 
            old_propagate = logger.propagate
912
 
            logger.addHandler(capturing_handler)
913
 
            logger.setLevel(level)
914
 
            logger.propagate = False
915
 
            try:
916
 
                yield capturing_handler.watcher
917
 
            finally:
918
 
                logger.propagate = old_propagate
919
 
                logger.removeHandler(capturing_handler)
920
 
                logger.setLevel(old_level)
921
 
            self.assertGreater(len(capturing_handler.watcher.records),
922
 
                               0)
923
 
 
924
 
        class CapturingLevelHandler(logging.Handler):
925
 
            def __init__(self, level, *args, **kwargs):
926
 
                logging.Handler.__init__(self, *args, **kwargs)
927
 
                self.watcher = self.LoggingWatcher([], [])
928
 
            def emit(self, record):
929
 
                self.watcher.records.append(record)
930
 
                self.watcher.output.append(self.format(record))
931
 
 
932
 
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
933
 
                                                    ("records",
934
 
                                                     "output"))
935
 
 
936
 
 
937
 
class Unique(object):
938
 
    """Class for objects which exist only to be unique objects, since
939
 
unittest.mock.sentinel only exists in Python 3.3"""
940
 
 
941
 
 
942
 
class Test_string_to_delta(TestCaseWithAssertLogs):
943
 
    # Just test basic RFC 3339 functionality here, the doc string for
944
 
    # rfc3339_duration_to_delta() already has more comprehensive
945
 
    # tests, which are run by doctest.
946
 
 
947
 
    def test_rfc3339_zero_seconds(self):
948
 
        self.assertEqual(datetime.timedelta(),
949
 
                         string_to_delta("PT0S"))
950
 
 
951
 
    def test_rfc3339_zero_days(self):
952
 
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
953
 
 
954
 
    def test_rfc3339_one_second(self):
955
 
        self.assertEqual(datetime.timedelta(0, 1),
956
 
                         string_to_delta("PT1S"))
957
 
 
958
 
    def test_rfc3339_two_hours(self):
959
 
        self.assertEqual(datetime.timedelta(0, 7200),
960
 
                         string_to_delta("PT2H"))
961
 
 
962
 
    def test_falls_back_to_pre_1_6_1_with_warning(self):
963
 
        with self.assertLogs(log, logging.WARNING):
964
 
            value = string_to_delta("2h")
965
 
        self.assertEqual(datetime.timedelta(0, 7200), value)
966
 
 
967
 
 
968
 
class Test_check_option_syntax(unittest.TestCase):
969
 
    def setUp(self):
970
 
        self.parser = argparse.ArgumentParser()
971
 
        add_command_line_options(self.parser)
972
 
 
973
 
    def test_actions_requires_client_or_all(self):
974
 
        for action, value in self.actions.items():
975
 
            args = self.actionargs(action, value)
976
 
            with self.assertParseError():
977
 
                self.parse_args(args)
978
 
 
979
 
    # This mostly corresponds to the definition from has_commands() in
980
 
    # check_option_syntax()
981
 
    actions = {
982
 
        "--enable": None,
983
 
        "--disable": None,
984
 
        "--bump-timeout": None,
985
 
        "--start-checker": None,
986
 
        "--stop-checker": None,
987
 
        "--is-enabled": None,
988
 
        "--remove": None,
989
 
        "--checker": "x",
990
 
        "--timeout": "PT0S",
991
 
        "--extended-timeout": "PT0S",
992
 
        "--interval": "PT0S",
993
 
        "--approve-by-default": None,
994
 
        "--deny-by-default": None,
995
 
        "--approval-delay": "PT0S",
996
 
        "--approval-duration": "PT0S",
997
 
        "--host": "hostname",
998
 
        "--secret": "/dev/null",
999
 
        "--approve": None,
1000
 
        "--deny": None,
1001
 
    }
1002
 
 
1003
 
    @staticmethod
1004
 
    def actionargs(action, value, *args):
1005
 
        if value is not None:
1006
 
            return [action, value] + list(args)
1007
 
        else:
1008
 
            return [action] + list(args)
1009
 
 
1010
 
    @contextlib.contextmanager
1011
 
    def assertParseError(self):
1012
 
        with self.assertRaises(SystemExit) as e:
1013
 
            with self.redirect_stderr_to_devnull():
1014
 
                yield
1015
 
        # Exit code from argparse is guaranteed to be "2".  Reference:
1016
 
        # https://docs.python.org/3/library
1017
 
        # /argparse.html#exiting-methods
1018
 
        self.assertEqual(2, e.exception.code)
1019
 
 
1020
 
    def parse_args(self, args):
1021
 
        options = self.parser.parse_args(args)
1022
 
        check_option_syntax(self.parser, options)
1023
 
 
1024
 
    @staticmethod
1025
 
    @contextlib.contextmanager
1026
 
    def redirect_stderr_to_devnull():
1027
 
        old_stderr = sys.stderr
1028
 
        with contextlib.closing(open(os.devnull, "w")) as null:
1029
 
            sys.stderr = null
1030
 
            try:
1031
 
                yield
1032
 
            finally:
1033
 
                sys.stderr = old_stderr
1034
 
 
1035
 
    def check_option_syntax(self, options):
1036
 
        check_option_syntax(self.parser, options)
1037
 
 
1038
 
    def test_actions_all_conflicts_with_verbose(self):
1039
 
        for action, value in self.actions.items():
1040
 
            args = self.actionargs(action, value, "--all",
1041
 
                                   "--verbose")
1042
 
            with self.assertParseError():
1043
 
                self.parse_args(args)
1044
 
 
1045
 
    def test_actions_with_client_conflicts_with_verbose(self):
1046
 
        for action, value in self.actions.items():
1047
 
            args = self.actionargs(action, value, "--verbose",
1048
 
                                   "client")
1049
 
            with self.assertParseError():
1050
 
                self.parse_args(args)
1051
 
 
1052
 
    def test_dump_json_conflicts_with_verbose(self):
1053
 
        args = ["--dump-json", "--verbose"]
1054
 
        with self.assertParseError():
1055
 
            self.parse_args(args)
1056
 
 
1057
 
    def test_dump_json_conflicts_with_action(self):
1058
 
        for action, value in self.actions.items():
1059
 
            args = self.actionargs(action, value, "--dump-json")
1060
 
            with self.assertParseError():
1061
 
                self.parse_args(args)
1062
 
 
1063
 
    def test_all_can_not_be_alone(self):
1064
 
        args = ["--all"]
1065
 
        with self.assertParseError():
1066
 
            self.parse_args(args)
1067
 
 
1068
 
    def test_all_is_ok_with_any_action(self):
1069
 
        for action, value in self.actions.items():
1070
 
            args = self.actionargs(action, value, "--all")
1071
 
            self.parse_args(args)
1072
 
 
1073
 
    def test_any_action_is_ok_with_one_client(self):
1074
 
        for action, value in self.actions.items():
1075
 
            args = self.actionargs(action, value, "client")
1076
 
            self.parse_args(args)
1077
 
 
1078
 
    def test_one_client_with_all_actions_except_is_enabled(self):
1079
 
        for action, value in self.actions.items():
1080
 
            if action == "--is-enabled":
1081
 
                continue
1082
 
            args = self.actionargs(action, value, "client")
1083
 
            self.parse_args(args)
1084
 
 
1085
 
    def test_two_clients_with_all_actions_except_is_enabled(self):
1086
 
        for action, value in self.actions.items():
1087
 
            if action == "--is-enabled":
1088
 
                continue
1089
 
            args = self.actionargs(action, value, "client1",
1090
 
                                   "client2")
1091
 
            self.parse_args(args)
1092
 
 
1093
 
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
1094
 
        for action, value in self.actions.items():
1095
 
            if action == "--is-enabled":
1096
 
                continue
1097
 
            args = self.actionargs(action, value, "client1",
1098
 
                                   "client2")
1099
 
            self.parse_args(args)
1100
 
 
1101
 
    def test_is_enabled_fails_without_client(self):
1102
 
        args = ["--is-enabled"]
1103
 
        with self.assertParseError():
1104
 
            self.parse_args(args)
1105
 
 
1106
 
    def test_is_enabled_fails_with_two_clients(self):
1107
 
        args = ["--is-enabled", "client1", "client2"]
1108
 
        with self.assertParseError():
1109
 
            self.parse_args(args)
1110
 
 
1111
 
    def test_remove_can_only_be_combined_with_action_deny(self):
1112
 
        for action, value in self.actions.items():
1113
 
            if action in {"--remove", "--deny"}:
1114
 
                continue
1115
 
            args = self.actionargs(action, value, "--all",
1116
 
                                   "--remove")
1117
 
            with self.assertParseError():
1118
 
                self.parse_args(args)
1119
 
 
1120
 
 
1121
 
class Test_dbus_exceptions(unittest.TestCase):
1122
 
 
1123
 
    def test_dbus_ConnectFailed_is_Error(self):
1124
 
        with self.assertRaises(dbus.Error):
1125
 
            raise dbus.ConnectFailed()
1126
 
 
1127
 
 
1128
 
class Test_dbus_MandosBus(unittest.TestCase):
1129
 
 
1130
 
    class MockMandosBus(dbus.MandosBus):
1131
 
        def __init__(self):
1132
 
            self._name = "se.recompile.Mandos"
1133
 
            self._server_path = "/"
1134
 
            self._server_interface = "se.recompile.Mandos"
1135
 
            self._client_interface = "se.recompile.Mandos.Client"
1136
 
            self.calls = []
1137
 
            self.call_method_return = Unique()
1138
 
 
1139
 
        def call_method(self, methodname, busname, objectpath,
1140
 
                        interface, *args):
1141
 
            self.calls.append((methodname, busname, objectpath,
1142
 
                               interface, args))
1143
 
            return self.call_method_return
1144
 
 
1145
 
    def setUp(self):
1146
 
        self.bus = self.MockMandosBus()
1147
 
 
1148
 
    def test_set_client_property(self):
1149
 
        self.bus.set_client_property("objectpath", "key", "value")
1150
 
        expected_call = ("Set", self.bus._name, "objectpath",
1151
 
                         "org.freedesktop.DBus.Properties",
1152
 
                         (self.bus._client_interface, "key", "value"))
1153
 
        self.assertIn(expected_call, self.bus.calls)
1154
 
 
1155
 
    def test_call_client_method(self):
1156
 
        ret = self.bus.call_client_method("objectpath", "methodname")
1157
 
        self.assertIs(self.bus.call_method_return, ret)
1158
 
        expected_call = ("methodname", self.bus._name, "objectpath",
1159
 
                         self.bus._client_interface, ())
1160
 
        self.assertIn(expected_call, self.bus.calls)
1161
 
 
1162
 
    def test_call_client_method_with_args(self):
1163
 
        args = (Unique(), Unique())
1164
 
        ret = self.bus.call_client_method("objectpath", "methodname",
1165
 
                                          *args)
1166
 
        self.assertIs(self.bus.call_method_return, ret)
1167
 
        expected_call = ("methodname", self.bus._name, "objectpath",
1168
 
                         self.bus._client_interface,
1169
 
                         (args[0], args[1]))
1170
 
        self.assertIn(expected_call, self.bus.calls)
1171
 
 
1172
 
    def test_get_clients_and_properties(self):
1173
 
        managed_objects = {
1174
 
            "objectpath": {
1175
 
                self.bus._client_interface: {
1176
 
                    "key": "value",
1177
 
                    "bool": True,
1178
 
                },
1179
 
                "irrelevant_interface": {
1180
 
                    "key": "othervalue",
1181
 
                    "bool": False,
1182
 
                },
1183
 
            },
1184
 
            "other_objectpath": {
1185
 
                "other_irrelevant_interface": {
1186
 
                    "key": "value 3",
1187
 
                    "bool": None,
1188
 
                },
1189
 
            },
1190
 
        }
1191
 
        expected_clients_and_properties = {
1192
 
            "objectpath": {
1193
 
                "key": "value",
1194
 
                "bool": True,
1195
 
            }
1196
 
        }
1197
 
        self.bus.call_method_return = managed_objects
1198
 
        ret = self.bus.get_clients_and_properties()
1199
 
        self.assertDictEqual(expected_clients_and_properties, ret)
1200
 
        expected_call = ("GetManagedObjects", self.bus._name,
1201
 
                         self.bus._server_path,
1202
 
                         "org.freedesktop.DBus.ObjectManager", ())
1203
 
        self.assertIn(expected_call, self.bus.calls)
1204
 
 
1205
 
    def test_call_server_method(self):
1206
 
        ret = self.bus.call_server_method("methodname")
1207
 
        self.assertIs(self.bus.call_method_return, ret)
1208
 
        expected_call = ("methodname", self.bus._name,
1209
 
                         self.bus._server_path,
1210
 
                         self.bus._server_interface, ())
1211
 
        self.assertIn(expected_call, self.bus.calls)
1212
 
 
1213
 
    def test_call_server_method_with_args(self):
1214
 
        args = (Unique(), Unique())
1215
 
        ret = self.bus.call_server_method("methodname", *args)
1216
 
        self.assertIs(self.bus.call_method_return, ret)
1217
 
        expected_call = ("methodname", self.bus._name,
1218
 
                         self.bus._server_path,
1219
 
                         self.bus._server_interface,
1220
 
                         (args[0], args[1]))
1221
 
        self.assertIn(expected_call, self.bus.calls)
1222
 
 
1223
 
 
1224
 
class Test_dbus_python_adapter_SystemBus(TestCaseWithAssertLogs):
1225
 
 
1226
 
    def MockDBusPython_func(self, func):
1227
 
        class mock_dbus_python(object):
1228
 
            """mock dbus-python module"""
1229
 
            class exceptions(object):
1230
 
                """Pseudo-namespace"""
1231
 
                class DBusException(Exception):
1232
 
                    pass
1233
 
            class SystemBus(object):
1234
 
                @staticmethod
1235
 
                def get_object(busname, objectpath):
1236
 
                    DBusObject = collections.namedtuple(
1237
 
                        "DBusObject", ("methodname",))
1238
 
                    def method(*args, **kwargs):
1239
 
                        self.assertEqual({"dbus_interface":
1240
 
                                          "interface"},
1241
 
                                         kwargs)
1242
 
                        return func(*args)
1243
 
                    return DBusObject(methodname=method)
1244
 
            class Boolean(object):
1245
 
                def __init__(self, value):
1246
 
                    self.value = bool(value)
1247
 
                def __bool__(self):
1248
 
                    return self.value
1249
 
                if sys.version_info.major == 2:
1250
 
                    __nonzero__ = __bool__
1251
 
            class ObjectPath(str):
1252
 
                pass
1253
 
            class Dictionary(dict):
1254
 
                pass
1255
 
        return mock_dbus_python
1256
 
 
1257
 
    def call_method(self, bus, methodname, busname, objectpath,
1258
 
                    interface, *args):
1259
 
        with self.assertLogs(log, logging.DEBUG):
1260
 
            return bus.call_method(methodname, busname, objectpath,
1261
 
                                   interface, *args)
1262
 
 
1263
 
    def test_call_method_returns(self):
1264
 
        expected_method_return = Unique()
1265
 
        method_args = (Unique(), Unique())
1266
 
        def func(*args):
1267
 
            self.assertEqual(len(method_args), len(args))
1268
 
            for marg, arg in zip(method_args, args):
1269
 
                self.assertIs(marg, arg)
1270
 
            return expected_method_return
1271
 
        mock_dbus_python = self.MockDBusPython_func(func)
1272
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1273
 
        ret = self.call_method(bus, "methodname", "busname",
1274
 
                               "objectpath", "interface",
1275
 
                               *method_args)
1276
 
        self.assertIs(ret, expected_method_return)
1277
 
 
1278
 
    def test_call_method_filters_bool_true(self):
1279
 
        def func():
1280
 
            return method_return
1281
 
        mock_dbus_python = self.MockDBusPython_func(func)
1282
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1283
 
        method_return = mock_dbus_python.Boolean(True)
1284
 
        ret = self.call_method(bus, "methodname", "busname",
1285
 
                               "objectpath", "interface")
1286
 
        self.assertTrue(ret)
1287
 
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
1288
 
 
1289
 
    def test_call_method_filters_bool_false(self):
1290
 
        def func():
1291
 
            return method_return
1292
 
        mock_dbus_python = self.MockDBusPython_func(func)
1293
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1294
 
        method_return = mock_dbus_python.Boolean(False)
1295
 
        ret = self.call_method(bus, "methodname", "busname",
1296
 
                               "objectpath", "interface")
1297
 
        self.assertFalse(ret)
1298
 
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
1299
 
 
1300
 
    def test_call_method_filters_objectpath(self):
1301
 
        def func():
1302
 
            return method_return
1303
 
        mock_dbus_python = self.MockDBusPython_func(func)
1304
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1305
 
        method_return = mock_dbus_python.ObjectPath("objectpath")
1306
 
        ret = self.call_method(bus, "methodname", "busname",
1307
 
                               "objectpath", "interface")
1308
 
        self.assertEqual("objectpath", ret)
1309
 
        self.assertIsNot("objectpath", ret)
1310
 
        self.assertNotIsInstance(ret, mock_dbus_python.ObjectPath)
1311
 
 
1312
 
    def test_call_method_filters_booleans_in_dict(self):
1313
 
        def func():
1314
 
            return method_return
1315
 
        mock_dbus_python = self.MockDBusPython_func(func)
1316
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1317
 
        method_return = mock_dbus_python.Dictionary(
1318
 
        {mock_dbus_python.Boolean(True):
1319
 
         mock_dbus_python.Boolean(False),
1320
 
         mock_dbus_python.Boolean(False):
1321
 
         mock_dbus_python.Boolean(True)})
1322
 
        ret = self.call_method(bus, "methodname", "busname",
1323
 
                               "objectpath", "interface")
1324
 
        expected_method_return = {True: False,
1325
 
                                  False: True}
1326
 
        self.assertEqual(expected_method_return, ret)
1327
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1328
 
 
1329
 
    def test_call_method_filters_objectpaths_in_dict(self):
1330
 
        def func():
1331
 
            return method_return
1332
 
        mock_dbus_python = self.MockDBusPython_func(func)
1333
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1334
 
        method_return = mock_dbus_python.Dictionary(
1335
 
        {mock_dbus_python.ObjectPath("objectpath_key_1"):
1336
 
         mock_dbus_python.ObjectPath("objectpath_value_1"),
1337
 
         mock_dbus_python.ObjectPath("objectpath_key_2"):
1338
 
         mock_dbus_python.ObjectPath("objectpath_value_2")})
1339
 
        ret = self.call_method(bus, "methodname", "busname",
1340
 
                               "objectpath", "interface")
1341
 
        expected_method_return = {str(key): str(value)
1342
 
                                  for key, value in
1343
 
                                  method_return.items()}
1344
 
        self.assertEqual(expected_method_return, ret)
1345
 
        self.assertIsInstance(ret, dict)
1346
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1347
 
 
1348
 
    def test_call_method_filters_dict_in_dict(self):
1349
 
        def func():
1350
 
            return method_return
1351
 
        mock_dbus_python = self.MockDBusPython_func(func)
1352
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1353
 
        method_return = mock_dbus_python.Dictionary(
1354
 
        {"key1": mock_dbus_python.Dictionary({"key11": "value11",
1355
 
                                              "key12": "value12"}),
1356
 
         "key2": mock_dbus_python.Dictionary({"key21": "value21",
1357
 
                                              "key22": "value22"})})
1358
 
        ret = self.call_method(bus, "methodname", "busname",
1359
 
                               "objectpath", "interface")
1360
 
        expected_method_return = {
1361
 
            "key1": {"key11": "value11",
1362
 
                     "key12": "value12"},
1363
 
            "key2": {"key21": "value21",
1364
 
                     "key22": "value22"},
1365
 
        }
1366
 
        self.assertEqual(expected_method_return, ret)
1367
 
        self.assertIsInstance(ret, dict)
1368
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1369
 
        for key, value in ret.items():
1370
 
            self.assertIsInstance(value, dict)
1371
 
            self.assertEqual(expected_method_return[key], value)
1372
 
            self.assertNotIsInstance(value,
1373
 
                                     mock_dbus_python.Dictionary)
1374
 
 
1375
 
    def test_call_method_filters_dict_three_deep(self):
1376
 
        def func():
1377
 
            return method_return
1378
 
        mock_dbus_python = self.MockDBusPython_func(func)
1379
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1380
 
        method_return = mock_dbus_python.Dictionary(
1381
 
            {"key1":
1382
 
             mock_dbus_python.Dictionary(
1383
 
                 {"key2":
1384
 
                  mock_dbus_python.Dictionary(
1385
 
                      {"key3":
1386
 
                       mock_dbus_python.Boolean(True),
1387
 
                       }),
1388
 
                  }),
1389
 
             })
1390
 
        ret = self.call_method(bus, "methodname", "busname",
1391
 
                               "objectpath", "interface")
1392
 
        expected_method_return = {"key1": {"key2": {"key3": True}}}
1393
 
        self.assertEqual(expected_method_return, ret)
1394
 
        self.assertIsInstance(ret, dict)
1395
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1396
 
        self.assertIsInstance(ret["key1"], dict)
1397
 
        self.assertNotIsInstance(ret["key1"],
1398
 
                                 mock_dbus_python.Dictionary)
1399
 
        self.assertIsInstance(ret["key1"]["key2"], dict)
1400
 
        self.assertNotIsInstance(ret["key1"]["key2"],
1401
 
                                 mock_dbus_python.Dictionary)
1402
 
        self.assertTrue(ret["key1"]["key2"]["key3"])
1403
 
        self.assertNotIsInstance(ret["key1"]["key2"]["key3"],
1404
 
                                 mock_dbus_python.Boolean)
1405
 
 
1406
 
    def test_call_method_handles_exception(self):
1407
 
        dbus_logger = logging.getLogger("dbus.proxies")
1408
 
 
1409
 
        def func():
1410
 
            dbus_logger.error("Test")
1411
 
            raise mock_dbus_python.exceptions.DBusException()
1412
 
 
1413
 
        mock_dbus_python = self.MockDBusPython_func(func)
1414
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1415
 
 
1416
 
        class CountingHandler(logging.Handler):
1417
 
            count = 0
1418
 
            def emit(self, record):
1419
 
                self.count += 1
1420
 
 
1421
 
        counting_handler = CountingHandler()
1422
 
 
1423
 
        dbus_logger.addHandler(counting_handler)
1424
 
 
1425
 
        try:
1426
 
            with self.assertRaises(dbus.Error) as e:
1427
 
                self.call_method(bus, "methodname", "busname",
1428
 
                                 "objectpath", "interface")
1429
 
        finally:
1430
 
            dbus_logger.removeFilter(counting_handler)
1431
 
 
1432
 
        self.assertNotIsInstance(e, dbus.ConnectFailed)
1433
 
 
1434
 
        # Make sure the dbus logger was suppressed
1435
 
        self.assertEqual(0, counting_handler.count)
1436
 
 
1437
 
    def test_get_object_converts_to_correct_exception(self):
1438
 
        bus = dbus_python_adapter.SystemBus(
1439
 
            self.fake_dbus_python_raises_exception_on_connect)
1440
 
        with self.assertRaises(dbus.ConnectFailed):
1441
 
            self.call_method(bus, "methodname", "busname",
1442
 
                             "objectpath", "interface")
1443
 
 
1444
 
    class fake_dbus_python_raises_exception_on_connect(object):
1445
 
        """fake dbus-python module"""
1446
 
        class exceptions(object):
1447
 
            """Pseudo-namespace"""
1448
 
            class DBusException(Exception):
1449
 
                pass
1450
 
 
1451
 
        @classmethod
1452
 
        def SystemBus(cls):
1453
 
            def get_object(busname, objectpath):
1454
 
                raise cls.exceptions.DBusException()
1455
 
            Bus = collections.namedtuple("Bus", ["get_object"])
1456
 
            return Bus(get_object=get_object)
1457
 
 
1458
 
 
1459
 
class Test_dbus_python_adapter_CachingBus(unittest.TestCase):
1460
 
    class mock_dbus_python(object):
1461
 
        """mock dbus-python modules"""
1462
 
        class SystemBus(object):
1463
 
            @staticmethod
1464
 
            def get_object(busname, objectpath):
1465
 
                return Unique()
1466
 
 
1467
 
    def setUp(self):
1468
 
        self.bus = dbus_python_adapter.CachingBus(
1469
 
            self.mock_dbus_python)
1470
 
 
1471
 
    def test_returns_distinct_objectpaths(self):
1472
 
        obj1 = self.bus.get_object("busname", "objectpath1")
1473
 
        self.assertIsInstance(obj1, Unique)
1474
 
        obj2 = self.bus.get_object("busname", "objectpath2")
1475
 
        self.assertIsInstance(obj2, Unique)
1476
 
        self.assertIsNot(obj1, obj2)
1477
 
 
1478
 
    def test_returns_distinct_busnames(self):
1479
 
        obj1 = self.bus.get_object("busname1", "objectpath")
1480
 
        self.assertIsInstance(obj1, Unique)
1481
 
        obj2 = self.bus.get_object("busname2", "objectpath")
1482
 
        self.assertIsInstance(obj2, Unique)
1483
 
        self.assertIsNot(obj1, obj2)
1484
 
 
1485
 
    def test_returns_distinct_both(self):
1486
 
        obj1 = self.bus.get_object("busname1", "objectpath")
1487
 
        self.assertIsInstance(obj1, Unique)
1488
 
        obj2 = self.bus.get_object("busname2", "objectpath")
1489
 
        self.assertIsInstance(obj2, Unique)
1490
 
        self.assertIsNot(obj1, obj2)
1491
 
 
1492
 
    def test_returns_same(self):
1493
 
        obj1 = self.bus.get_object("busname", "objectpath")
1494
 
        self.assertIsInstance(obj1, Unique)
1495
 
        obj2 = self.bus.get_object("busname", "objectpath")
1496
 
        self.assertIsInstance(obj2, Unique)
1497
 
        self.assertIs(obj1, obj2)
1498
 
 
1499
 
    def test_returns_same_old(self):
1500
 
        obj1 = self.bus.get_object("busname1", "objectpath1")
1501
 
        self.assertIsInstance(obj1, Unique)
1502
 
        obj2 = self.bus.get_object("busname2", "objectpath2")
1503
 
        self.assertIsInstance(obj2, Unique)
1504
 
        obj1b = self.bus.get_object("busname1", "objectpath1")
1505
 
        self.assertIsInstance(obj1b, Unique)
1506
 
        self.assertIsNot(obj1, obj2)
1507
 
        self.assertIsNot(obj2, obj1b)
1508
 
        self.assertIs(obj1, obj1b)
1509
 
 
1510
 
 
1511
 
class Test_commands_from_options(unittest.TestCase):
1512
 
 
1513
 
    def setUp(self):
1514
 
        self.parser = argparse.ArgumentParser()
1515
 
        add_command_line_options(self.parser)
1516
 
 
1517
 
    def test_is_enabled(self):
1518
 
        self.assert_command_from_args(["--is-enabled", "client"],
1519
 
                                      command.IsEnabled)
1520
 
 
1521
 
    def assert_command_from_args(self, args, command_cls,
1522
 
                                 **cmd_attrs):
1523
 
        """Assert that parsing ARGS should result in an instance of
1524
 
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1525
 
        options = self.parser.parse_args(args)
1526
 
        check_option_syntax(self.parser, options)
1527
 
        commands = commands_from_options(options)
1528
 
        self.assertEqual(1, len(commands))
1529
 
        command = commands[0]
1530
 
        self.assertIsInstance(command, command_cls)
1531
 
        for key, value in cmd_attrs.items():
1532
 
            self.assertEqual(value, getattr(command, key))
1533
 
 
1534
 
    def test_is_enabled_short(self):
1535
 
        self.assert_command_from_args(["-V", "client"],
1536
 
                                      command.IsEnabled)
1537
 
 
1538
 
    def test_approve(self):
1539
 
        self.assert_command_from_args(["--approve", "client"],
1540
 
                                      command.Approve)
1541
 
 
1542
 
    def test_approve_short(self):
1543
 
        self.assert_command_from_args(["-A", "client"],
1544
 
                                      command.Approve)
1545
 
 
1546
 
    def test_deny(self):
1547
 
        self.assert_command_from_args(["--deny", "client"],
1548
 
                                      command.Deny)
1549
 
 
1550
 
    def test_deny_short(self):
1551
 
        self.assert_command_from_args(["-D", "client"], command.Deny)
1552
 
 
1553
 
    def test_remove(self):
1554
 
        self.assert_command_from_args(["--remove", "client"],
1555
 
                                      command.Remove)
1556
 
 
1557
 
    def test_deny_before_remove(self):
1558
 
        options = self.parser.parse_args(["--deny", "--remove",
1559
 
                                          "client"])
1560
 
        check_option_syntax(self.parser, options)
1561
 
        commands = commands_from_options(options)
1562
 
        self.assertEqual(2, len(commands))
1563
 
        self.assertIsInstance(commands[0], command.Deny)
1564
 
        self.assertIsInstance(commands[1], command.Remove)
1565
 
 
1566
 
    def test_deny_before_remove_reversed(self):
1567
 
        options = self.parser.parse_args(["--remove", "--deny",
1568
 
                                          "--all"])
1569
 
        check_option_syntax(self.parser, options)
1570
 
        commands = commands_from_options(options)
1571
 
        self.assertEqual(2, len(commands))
1572
 
        self.assertIsInstance(commands[0], command.Deny)
1573
 
        self.assertIsInstance(commands[1], command.Remove)
1574
 
 
1575
 
    def test_remove_short(self):
1576
 
        self.assert_command_from_args(["-r", "client"],
1577
 
                                      command.Remove)
1578
 
 
1579
 
    def test_dump_json(self):
1580
 
        self.assert_command_from_args(["--dump-json"],
1581
 
                                      command.DumpJSON)
1582
 
 
1583
 
    def test_enable(self):
1584
 
        self.assert_command_from_args(["--enable", "client"],
1585
 
                                      command.Enable)
1586
 
 
1587
 
    def test_enable_short(self):
1588
 
        self.assert_command_from_args(["-e", "client"],
1589
 
                                      command.Enable)
1590
 
 
1591
 
    def test_disable(self):
1592
 
        self.assert_command_from_args(["--disable", "client"],
1593
 
                                      command.Disable)
1594
 
 
1595
 
    def test_disable_short(self):
1596
 
        self.assert_command_from_args(["-d", "client"],
1597
 
                                      command.Disable)
1598
 
 
1599
 
    def test_bump_timeout(self):
1600
 
        self.assert_command_from_args(["--bump-timeout", "client"],
1601
 
                                      command.BumpTimeout)
1602
 
 
1603
 
    def test_bump_timeout_short(self):
1604
 
        self.assert_command_from_args(["-b", "client"],
1605
 
                                      command.BumpTimeout)
1606
 
 
1607
 
    def test_start_checker(self):
1608
 
        self.assert_command_from_args(["--start-checker", "client"],
1609
 
                                      command.StartChecker)
1610
 
 
1611
 
    def test_stop_checker(self):
1612
 
        self.assert_command_from_args(["--stop-checker", "client"],
1613
 
                                      command.StopChecker)
1614
 
 
1615
 
    def test_approve_by_default(self):
1616
 
        self.assert_command_from_args(["--approve-by-default",
1617
 
                                       "client"],
1618
 
                                      command.ApproveByDefault)
1619
 
 
1620
 
    def test_deny_by_default(self):
1621
 
        self.assert_command_from_args(["--deny-by-default", "client"],
1622
 
                                      command.DenyByDefault)
1623
 
 
1624
 
    def test_checker(self):
1625
 
        self.assert_command_from_args(["--checker", ":", "client"],
1626
 
                                      command.SetChecker,
1627
 
                                      value_to_set=":")
1628
 
 
1629
 
    def test_checker_empty(self):
1630
 
        self.assert_command_from_args(["--checker", "", "client"],
1631
 
                                      command.SetChecker,
1632
 
                                      value_to_set="")
1633
 
 
1634
 
    def test_checker_short(self):
1635
 
        self.assert_command_from_args(["-c", ":", "client"],
1636
 
                                      command.SetChecker,
1637
 
                                      value_to_set=":")
1638
 
 
1639
 
    def test_host(self):
1640
 
        self.assert_command_from_args(
1641
 
            ["--host", "client.example.org", "client"],
1642
 
            command.SetHost, value_to_set="client.example.org")
1643
 
 
1644
 
    def test_host_short(self):
1645
 
        self.assert_command_from_args(
1646
 
            ["-H", "client.example.org", "client"], command.SetHost,
1647
 
            value_to_set="client.example.org")
1648
 
 
1649
 
    def test_secret_devnull(self):
1650
 
        self.assert_command_from_args(["--secret", os.path.devnull,
1651
 
                                       "client"], command.SetSecret,
1652
 
                                      value_to_set=b"")
1653
 
 
1654
 
    def test_secret_tempfile(self):
1655
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1656
 
            value = b"secret\0xyzzy\nbar"
1657
 
            f.write(value)
1658
 
            f.seek(0)
1659
 
            self.assert_command_from_args(["--secret", f.name,
1660
 
                                           "client"],
1661
 
                                          command.SetSecret,
1662
 
                                          value_to_set=value)
1663
 
 
1664
 
    def test_secret_devnull_short(self):
1665
 
        self.assert_command_from_args(["-s", os.path.devnull,
1666
 
                                       "client"], command.SetSecret,
1667
 
                                      value_to_set=b"")
1668
 
 
1669
 
    def test_secret_tempfile_short(self):
1670
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1671
 
            value = b"secret\0xyzzy\nbar"
1672
 
            f.write(value)
1673
 
            f.seek(0)
1674
 
            self.assert_command_from_args(["-s", f.name, "client"],
1675
 
                                          command.SetSecret,
1676
 
                                          value_to_set=value)
1677
 
 
1678
 
    def test_timeout(self):
1679
 
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
1680
 
                                      command.SetTimeout,
1681
 
                                      value_to_set=300000)
1682
 
 
1683
 
    def test_timeout_short(self):
1684
 
        self.assert_command_from_args(["-t", "PT5M", "client"],
1685
 
                                      command.SetTimeout,
1686
 
                                      value_to_set=300000)
1687
 
 
1688
 
    def test_extended_timeout(self):
1689
 
        self.assert_command_from_args(["--extended-timeout", "PT15M",
1690
 
                                       "client"],
1691
 
                                      command.SetExtendedTimeout,
1692
 
                                      value_to_set=900000)
1693
 
 
1694
 
    def test_interval(self):
1695
 
        self.assert_command_from_args(["--interval", "PT2M",
1696
 
                                       "client"], command.SetInterval,
1697
 
                                      value_to_set=120000)
1698
 
 
1699
 
    def test_interval_short(self):
1700
 
        self.assert_command_from_args(["-i", "PT2M", "client"],
1701
 
                                      command.SetInterval,
1702
 
                                      value_to_set=120000)
1703
 
 
1704
 
    def test_approval_delay(self):
1705
 
        self.assert_command_from_args(["--approval-delay", "PT30S",
1706
 
                                       "client"],
1707
 
                                      command.SetApprovalDelay,
1708
 
                                      value_to_set=30000)
1709
 
 
1710
 
    def test_approval_duration(self):
1711
 
        self.assert_command_from_args(["--approval-duration", "PT1S",
1712
 
                                       "client"],
1713
 
                                      command.SetApprovalDuration,
1714
 
                                      value_to_set=1000)
1715
 
 
1716
 
    def test_print_table(self):
1717
 
        self.assert_command_from_args([], command.PrintTable,
1718
 
                                      verbose=False)
1719
 
 
1720
 
    def test_print_table_verbose(self):
1721
 
        self.assert_command_from_args(["--verbose"],
1722
 
                                      command.PrintTable,
1723
 
                                      verbose=True)
1724
 
 
1725
 
    def test_print_table_verbose_short(self):
1726
 
        self.assert_command_from_args(["-v"], command.PrintTable,
1727
 
                                      verbose=True)
1728
 
 
1729
 
 
1730
 
class TestCommand(unittest.TestCase):
1731
 
    """Abstract class for tests of command classes"""
1732
 
 
1733
 
    class FakeMandosBus(dbus.MandosBus):
1734
 
        def __init__(self, testcase):
1735
 
            self.client_properties = {
1736
 
                "Name": "foo",
1737
 
                "KeyID": ("92ed150794387c03ce684574b1139a65"
1738
 
                          "94a34f895daaaf09fd8ea90a27cddb12"),
1739
 
                "Secret": b"secret",
1740
 
                "Host": "foo.example.org",
1741
 
                "Enabled": True,
1742
 
                "Timeout": 300000,
1743
 
                "LastCheckedOK": "2019-02-03T00:00:00",
1744
 
                "Created": "2019-01-02T00:00:00",
1745
 
                "Interval": 120000,
1746
 
                "Fingerprint": ("778827225BA7DE539C5A"
1747
 
                                "7CFA59CFF7CDBD9A5920"),
1748
 
                "CheckerRunning": False,
1749
 
                "LastEnabled": "2019-01-03T00:00:00",
1750
 
                "ApprovalPending": False,
1751
 
                "ApprovedByDefault": True,
1752
 
                "LastApprovalRequest": "",
1753
 
                "ApprovalDelay": 0,
1754
 
                "ApprovalDuration": 1000,
1755
 
                "Checker": "fping -q -- %(host)s",
1756
 
                "ExtendedTimeout": 900000,
1757
 
                "Expires": "2019-02-04T00:00:00",
1758
 
                "LastCheckerStatus": 0,
1759
 
            }
1760
 
            self.other_client_properties = {
1761
 
                "Name": "barbar",
1762
 
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1763
 
                          "6ab612cff5ad227247e46c2b020f441c"),
1764
 
                "Secret": b"secretbar",
1765
 
                "Host": "192.0.2.3",
1766
 
                "Enabled": True,
1767
 
                "Timeout": 300000,
1768
 
                "LastCheckedOK": "2019-02-04T00:00:00",
1769
 
                "Created": "2019-01-03T00:00:00",
1770
 
                "Interval": 120000,
1771
 
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
1772
 
                                "F547B3A107558FCA3A27"),
1773
 
                "CheckerRunning": True,
1774
 
                "LastEnabled": "2019-01-04T00:00:00",
1775
 
                "ApprovalPending": False,
1776
 
                "ApprovedByDefault": False,
1777
 
                "LastApprovalRequest": "2019-01-03T00:00:00",
1778
 
                "ApprovalDelay": 30000,
1779
 
                "ApprovalDuration": 93785000,
1780
 
                "Checker": ":",
1781
 
                "ExtendedTimeout": 900000,
1782
 
                "Expires": "2019-02-05T00:00:00",
1783
 
                "LastCheckerStatus": -2,
1784
 
            }
1785
 
            self.clients =  collections.OrderedDict(
1786
 
                [
1787
 
                    ("client_objectpath", self.client_properties),
1788
 
                    ("other_client_objectpath",
1789
 
                     self.other_client_properties),
1790
 
                ])
1791
 
            self.one_client = {"client_objectpath":
1792
 
                               self.client_properties}
1793
 
            self.testcase = testcase
1794
 
            self.calls = []
1795
 
 
1796
 
        def call_method(self, methodname, busname, objectpath,
1797
 
                        interface, *args):
1798
 
            self.testcase.assertEqual("se.recompile.Mandos", busname)
1799
 
            self.calls.append((methodname, busname, objectpath,
1800
 
                               interface, args))
1801
 
            if interface == "org.freedesktop.DBus.Properties":
1802
 
                if methodname == "Set":
1803
 
                    self.testcase.assertEqual(3, len(args))
1804
 
                    interface, key, value = args
1805
 
                    self.testcase.assertEqual(
1806
 
                        "se.recompile.Mandos.Client", interface)
1807
 
                    self.clients[objectpath][key] = value
1808
 
                    return
1809
 
            elif interface == "se.recompile.Mandos":
1810
 
                self.testcase.assertEqual("RemoveClient", methodname)
1811
 
                self.testcase.assertEqual(1, len(args))
1812
 
                clientpath = args[0]
1813
 
                del self.clients[clientpath]
1814
 
                return
1815
 
            elif interface == "se.recompile.Mandos.Client":
1816
 
                if methodname == "Approve":
1817
 
                    self.testcase.assertEqual(1, len(args))
1818
 
                    return
1819
 
            raise ValueError()
1820
 
 
1821
 
    def setUp(self):
1822
 
        self.bus = self.FakeMandosBus(self)
1823
 
 
1824
 
 
1825
 
class TestBaseCommands(TestCommand):
1826
 
 
1827
 
    def test_IsEnabled_exits_successfully(self):
1828
 
        with self.assertRaises(SystemExit) as e:
1829
 
            command.IsEnabled().run(self.bus.one_client)
1830
 
        if e.exception.code is not None:
1831
 
            self.assertEqual(0, e.exception.code)
1832
 
        else:
1833
 
            self.assertIsNone(e.exception.code)
1834
 
 
1835
 
    def test_IsEnabled_exits_with_failure(self):
1836
 
        self.bus.client_properties["Enabled"] = False
1837
 
        with self.assertRaises(SystemExit) as e:
1838
 
            command.IsEnabled().run(self.bus.one_client)
1839
 
        if isinstance(e.exception.code, int):
1840
 
            self.assertNotEqual(0, e.exception.code)
1841
 
        else:
1842
 
            self.assertIsNotNone(e.exception.code)
1843
 
 
1844
 
    def test_Approve(self):
1845
 
        busname = "se.recompile.Mandos"
1846
 
        client_interface = "se.recompile.Mandos.Client"
1847
 
        command.Approve().run(self.bus.clients, self.bus)
1848
 
        for clientpath in self.bus.clients:
1849
 
            self.assertIn(("Approve", busname, clientpath,
1850
 
                           client_interface, (True,)), self.bus.calls)
1851
 
 
1852
 
    def test_Deny(self):
1853
 
        busname = "se.recompile.Mandos"
1854
 
        client_interface = "se.recompile.Mandos.Client"
1855
 
        command.Deny().run(self.bus.clients, self.bus)
1856
 
        for clientpath in self.bus.clients:
1857
 
            self.assertIn(("Approve", busname, clientpath,
1858
 
                           client_interface, (False,)),
1859
 
                          self.bus.calls)
1860
 
 
1861
 
    def test_Remove(self):
1862
 
        command.Remove().run(self.bus.clients, self.bus)
1863
 
        for clientpath in self.bus.clients:
1864
 
            self.assertIn(("RemoveClient", dbus_busname,
1865
 
                           dbus_server_path, dbus_server_interface,
1866
 
                           (clientpath,)), self.bus.calls)
1867
 
 
1868
 
    expected_json = {
1869
 
        "foo": {
1870
 
            "Name": "foo",
1871
 
            "KeyID": ("92ed150794387c03ce684574b1139a65"
1872
 
                      "94a34f895daaaf09fd8ea90a27cddb12"),
1873
 
            "Host": "foo.example.org",
1874
 
            "Enabled": True,
1875
 
            "Timeout": 300000,
1876
 
            "LastCheckedOK": "2019-02-03T00:00:00",
1877
 
            "Created": "2019-01-02T00:00:00",
1878
 
            "Interval": 120000,
1879
 
            "Fingerprint": ("778827225BA7DE539C5A"
1880
 
                            "7CFA59CFF7CDBD9A5920"),
1881
 
            "CheckerRunning": False,
1882
 
            "LastEnabled": "2019-01-03T00:00:00",
1883
 
            "ApprovalPending": False,
1884
 
            "ApprovedByDefault": True,
1885
 
            "LastApprovalRequest": "",
1886
 
            "ApprovalDelay": 0,
1887
 
            "ApprovalDuration": 1000,
1888
 
            "Checker": "fping -q -- %(host)s",
1889
 
            "ExtendedTimeout": 900000,
1890
 
            "Expires": "2019-02-04T00:00:00",
1891
 
            "LastCheckerStatus": 0,
1892
 
        },
1893
 
        "barbar": {
1894
 
            "Name": "barbar",
1895
 
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1896
 
                      "6ab612cff5ad227247e46c2b020f441c"),
1897
 
            "Host": "192.0.2.3",
1898
 
            "Enabled": True,
1899
 
            "Timeout": 300000,
1900
 
            "LastCheckedOK": "2019-02-04T00:00:00",
1901
 
            "Created": "2019-01-03T00:00:00",
1902
 
            "Interval": 120000,
1903
 
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
1904
 
                            "F547B3A107558FCA3A27"),
1905
 
            "CheckerRunning": True,
1906
 
            "LastEnabled": "2019-01-04T00:00:00",
1907
 
            "ApprovalPending": False,
1908
 
            "ApprovedByDefault": False,
1909
 
            "LastApprovalRequest": "2019-01-03T00:00:00",
1910
 
            "ApprovalDelay": 30000,
1911
 
            "ApprovalDuration": 93785000,
1912
 
            "Checker": ":",
1913
 
            "ExtendedTimeout": 900000,
1914
 
            "Expires": "2019-02-05T00:00:00",
1915
 
            "LastCheckerStatus": -2,
1916
 
        },
1917
 
    }
1918
 
 
1919
 
    def test_DumpJSON_normal(self):
1920
 
        with self.capture_stdout_to_buffer() as buffer:
1921
 
            command.DumpJSON().run(self.bus.clients)
1922
 
        json_data = json.loads(buffer.getvalue())
1923
 
        self.assertDictEqual(self.expected_json, json_data)
1924
 
 
1925
 
    @staticmethod
1926
 
    @contextlib.contextmanager
1927
 
    def capture_stdout_to_buffer():
1928
 
        capture_buffer = io.StringIO()
1929
 
        old_stdout = sys.stdout
1930
 
        sys.stdout = capture_buffer
1931
 
        try:
1932
 
            yield capture_buffer
1933
 
        finally:
1934
 
            sys.stdout = old_stdout
1935
 
 
1936
 
    def test_DumpJSON_one_client(self):
1937
 
        with self.capture_stdout_to_buffer() as buffer:
1938
 
            command.DumpJSON().run(self.bus.one_client)
1939
 
        json_data = json.loads(buffer.getvalue())
1940
 
        expected_json = {"foo": self.expected_json["foo"]}
1941
 
        self.assertDictEqual(expected_json, json_data)
1942
 
 
1943
 
    def test_PrintTable_normal(self):
1944
 
        with self.capture_stdout_to_buffer() as buffer:
1945
 
            command.PrintTable().run(self.bus.clients)
1946
 
        expected_output = "\n".join((
1947
 
            "Name   Enabled Timeout  Last Successful Check",
1948
 
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
1949
 
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
1950
 
        )) + "\n"
1951
 
        self.assertEqual(expected_output, buffer.getvalue())
1952
 
 
1953
 
    def test_PrintTable_verbose(self):
1954
 
        with self.capture_stdout_to_buffer() as buffer:
1955
 
            command.PrintTable(verbose=True).run(self.bus.clients)
1956
 
        columns = (
1957
 
            (
1958
 
                "Name   ",
1959
 
                "foo    ",
1960
 
                "barbar ",
1961
 
            ),(
1962
 
                "Enabled ",
1963
 
                "Yes     ",
1964
 
                "Yes     ",
1965
 
            ),(
1966
 
                "Timeout  ",
1967
 
                "00:05:00 ",
1968
 
                "00:05:00 ",
1969
 
            ),(
1970
 
                "Last Successful Check ",
1971
 
                "2019-02-03T00:00:00   ",
1972
 
                "2019-02-04T00:00:00   ",
1973
 
            ),(
1974
 
                "Created             ",
1975
 
                "2019-01-02T00:00:00 ",
1976
 
                "2019-01-03T00:00:00 ",
1977
 
            ),(
1978
 
                "Interval ",
1979
 
                "00:02:00 ",
1980
 
                "00:02:00 ",
1981
 
            ),(
1982
 
                "Host            ",
1983
 
                "foo.example.org ",
1984
 
                "192.0.2.3       ",
1985
 
            ),(
1986
 
                ("Key ID                                             "
1987
 
                 "              "),
1988
 
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
1989
 
                 "ea90a27cddb12 "),
1990
 
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
1991
 
                 "46c2b020f441c "),
1992
 
            ),(
1993
 
                "Fingerprint                              ",
1994
 
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
1995
 
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
1996
 
            ),(
1997
 
                "Check Is Running ",
1998
 
                "No               ",
1999
 
                "Yes              ",
2000
 
            ),(
2001
 
                "Last Enabled        ",
2002
 
                "2019-01-03T00:00:00 ",
2003
 
                "2019-01-04T00:00:00 ",
2004
 
            ),(
2005
 
                "Approval Is Pending ",
2006
 
                "No                  ",
2007
 
                "No                  ",
2008
 
            ),(
2009
 
                "Approved By Default ",
2010
 
                "Yes                 ",
2011
 
                "No                  ",
2012
 
            ),(
2013
 
                "Last Approval Request ",
2014
 
                "                      ",
2015
 
                "2019-01-03T00:00:00   ",
2016
 
            ),(
2017
 
                "Approval Delay ",
2018
 
                "00:00:00       ",
2019
 
                "00:00:30       ",
2020
 
            ),(
2021
 
                "Approval Duration ",
2022
 
                "00:00:01          ",
2023
 
                "1T02:03:05        ",
2024
 
            ),(
2025
 
                "Checker              ",
2026
 
                "fping -q -- %(host)s ",
2027
 
                ":                    ",
2028
 
            ),(
2029
 
                "Extended Timeout ",
2030
 
                "00:15:00         ",
2031
 
                "00:15:00         ",
2032
 
            ),(
2033
 
                "Expires             ",
2034
 
                "2019-02-04T00:00:00 ",
2035
 
                "2019-02-05T00:00:00 ",
2036
 
            ),(
2037
 
                "Last Checker Status",
2038
 
                "0                  ",
2039
 
                "-2                 ",
2040
 
            )
2041
 
        )
2042
 
        num_lines = max(len(rows) for rows in columns)
2043
 
        expected_output = ("\n".join("".join(rows[line]
2044
 
                                             for rows in columns)
2045
 
                                     for line in range(num_lines))
2046
 
                           + "\n")
2047
 
        self.assertEqual(expected_output, buffer.getvalue())
2048
 
 
2049
 
    def test_PrintTable_one_client(self):
2050
 
        with self.capture_stdout_to_buffer() as buffer:
2051
 
            command.PrintTable().run(self.bus.one_client)
2052
 
        expected_output = "\n".join((
2053
 
            "Name Enabled Timeout  Last Successful Check",
2054
 
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
2055
 
        )) + "\n"
2056
 
        self.assertEqual(expected_output, buffer.getvalue())
2057
 
 
2058
 
 
2059
 
class TestPropertySetterCmd(TestCommand):
2060
 
    """Abstract class for tests of command.PropertySetter classes"""
2061
 
 
2062
 
    def runTest(self):
2063
 
        if not hasattr(self, "command"):
2064
 
            return              # Abstract TestCase class
2065
 
 
2066
 
        if hasattr(self, "values_to_set"):
2067
 
            cmd_args = [(value,) for value in self.values_to_set]
2068
 
            values_to_get = getattr(self, "values_to_get",
2069
 
                                    self.values_to_set)
2070
 
        else:
2071
 
            cmd_args = [() for x in range(len(self.values_to_get))]
2072
 
            values_to_get = self.values_to_get
2073
 
        for value_to_get, cmd_arg in zip(values_to_get, cmd_args):
2074
 
            for clientpath in self.bus.clients:
2075
 
                self.bus.clients[clientpath][self.propname] = (
2076
 
                    Unique())
2077
 
            self.command(*cmd_arg).run(self.bus.clients, self.bus)
2078
 
            for clientpath in self.bus.clients:
2079
 
                value = (self.bus.clients[clientpath]
2080
 
                         [self.propname])
2081
 
                self.assertNotIsInstance(value, Unique)
2082
 
                self.assertEqual(value_to_get, value)
2083
 
 
2084
 
 
2085
 
class TestEnableCmd(TestPropertySetterCmd):
2086
 
    command = command.Enable
2087
 
    propname = "Enabled"
2088
 
    values_to_get = [True]
2089
 
 
2090
 
 
2091
 
class TestDisableCmd(TestPropertySetterCmd):
2092
 
    command = command.Disable
2093
 
    propname = "Enabled"
2094
 
    values_to_get = [False]
2095
 
 
2096
 
 
2097
 
class TestBumpTimeoutCmd(TestPropertySetterCmd):
2098
 
    command = command.BumpTimeout
2099
 
    propname = "LastCheckedOK"
2100
 
    values_to_get = [""]
2101
 
 
2102
 
 
2103
 
class TestStartCheckerCmd(TestPropertySetterCmd):
2104
 
    command = command.StartChecker
2105
 
    propname = "CheckerRunning"
2106
 
    values_to_get = [True]
2107
 
 
2108
 
 
2109
 
class TestStopCheckerCmd(TestPropertySetterCmd):
2110
 
    command = command.StopChecker
2111
 
    propname = "CheckerRunning"
2112
 
    values_to_get = [False]
2113
 
 
2114
 
 
2115
 
class TestApproveByDefaultCmd(TestPropertySetterCmd):
2116
 
    command = command.ApproveByDefault
2117
 
    propname = "ApprovedByDefault"
2118
 
    values_to_get = [True]
2119
 
 
2120
 
 
2121
 
class TestDenyByDefaultCmd(TestPropertySetterCmd):
2122
 
    command = command.DenyByDefault
2123
 
    propname = "ApprovedByDefault"
2124
 
    values_to_get = [False]
2125
 
 
2126
 
 
2127
 
class TestSetCheckerCmd(TestPropertySetterCmd):
2128
 
    command = command.SetChecker
2129
 
    propname = "Checker"
2130
 
    values_to_set = ["", ":", "fping -q -- %s"]
2131
 
 
2132
 
 
2133
 
class TestSetHostCmd(TestPropertySetterCmd):
2134
 
    command = command.SetHost
2135
 
    propname = "Host"
2136
 
    values_to_set = ["192.0.2.3", "client.example.org"]
2137
 
 
2138
 
 
2139
 
class TestSetSecretCmd(TestPropertySetterCmd):
2140
 
    command = command.SetSecret
2141
 
    propname = "Secret"
2142
 
    values_to_set = [io.BytesIO(b""),
2143
 
                     io.BytesIO(b"secret\0xyzzy\nbar")]
2144
 
    values_to_get = [f.getvalue() for f in values_to_set]
2145
 
 
2146
 
 
2147
 
class TestSetTimeoutCmd(TestPropertySetterCmd):
2148
 
    command = command.SetTimeout
2149
 
    propname = "Timeout"
2150
 
    values_to_set = [datetime.timedelta(),
2151
 
                     datetime.timedelta(minutes=5),
2152
 
                     datetime.timedelta(seconds=1),
2153
 
                     datetime.timedelta(weeks=1),
2154
 
                     datetime.timedelta(weeks=52)]
2155
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2156
 
 
2157
 
 
2158
 
class TestSetExtendedTimeoutCmd(TestPropertySetterCmd):
2159
 
    command = command.SetExtendedTimeout
2160
 
    propname = "ExtendedTimeout"
2161
 
    values_to_set = [datetime.timedelta(),
2162
 
                     datetime.timedelta(minutes=5),
2163
 
                     datetime.timedelta(seconds=1),
2164
 
                     datetime.timedelta(weeks=1),
2165
 
                     datetime.timedelta(weeks=52)]
2166
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2167
 
 
2168
 
 
2169
 
class TestSetIntervalCmd(TestPropertySetterCmd):
2170
 
    command = command.SetInterval
2171
 
    propname = "Interval"
2172
 
    values_to_set = [datetime.timedelta(),
2173
 
                     datetime.timedelta(minutes=5),
2174
 
                     datetime.timedelta(seconds=1),
2175
 
                     datetime.timedelta(weeks=1),
2176
 
                     datetime.timedelta(weeks=52)]
2177
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2178
 
 
2179
 
 
2180
 
class TestSetApprovalDelayCmd(TestPropertySetterCmd):
2181
 
    command = command.SetApprovalDelay
2182
 
    propname = "ApprovalDelay"
2183
 
    values_to_set = [datetime.timedelta(),
2184
 
                     datetime.timedelta(minutes=5),
2185
 
                     datetime.timedelta(seconds=1),
2186
 
                     datetime.timedelta(weeks=1),
2187
 
                     datetime.timedelta(weeks=52)]
2188
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2189
 
 
2190
 
 
2191
 
class TestSetApprovalDurationCmd(TestPropertySetterCmd):
2192
 
    command = command.SetApprovalDuration
2193
 
    propname = "ApprovalDuration"
2194
 
    values_to_set = [datetime.timedelta(),
2195
 
                     datetime.timedelta(minutes=5),
2196
 
                     datetime.timedelta(seconds=1),
2197
 
                     datetime.timedelta(weeks=1),
2198
 
                     datetime.timedelta(weeks=52)]
2199
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2200
 
 
2201
 
 
2202
 
 
2203
 
def should_only_run_tests():
2204
 
    parser = argparse.ArgumentParser(add_help=False)
2205
 
    parser.add_argument("--check", action='store_true')
2206
 
    args, unknown_args = parser.parse_known_args()
2207
 
    run_tests = args.check
2208
 
    if run_tests:
2209
 
        # Remove --check argument from sys.argv
2210
 
        sys.argv[1:] = unknown_args
2211
 
    return run_tests
2212
 
 
2213
 
# Add all tests from doctest strings
2214
 
def load_tests(loader, tests, none):
2215
 
    import doctest
2216
 
    tests.addTests(doctest.DocTestSuite())
2217
 
    return tests
2218
 
 
2219
 
if __name__ == "__main__":
2220
 
    try:
2221
 
        if should_only_run_tests():
2222
 
            # Call using ./tdd-python-script --check [--verbose]
2223
 
            unittest.main()
2224
 
        else:
2225
 
            main()
2226
 
    finally:
2227
 
        logging.shutdown()