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  • Committer: Teddy Hogeborn
  • Date: 2008-08-10 20:35:01 UTC
  • mfrom: (24.1.42 mandos)
  • Revision ID: teddy@fukt.bsnet.se-20080810203501-euh3qcf1nopilksm
Merge.

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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
 
import abc
49
 
 
50
 
import dbus as dbus_python
51
 
 
52
 
# Show warnings by default
53
 
if not sys.warnoptions:
54
 
    import warnings
55
 
    warnings.simplefilter("default")
56
 
 
57
 
log = logging.getLogger(sys.argv[0])
58
 
logging.basicConfig(level="INFO", # Show info level messages
59
 
                    format="%(message)s") # Show basic log messages
60
 
 
61
 
logging.captureWarnings(True)   # Show warnings via the logging system
62
 
 
63
 
if sys.version_info.major == 2:
64
 
    str = unicode
65
 
    import StringIO
66
 
    io.StringIO = StringIO.StringIO
67
 
 
68
 
locale.setlocale(locale.LC_ALL, "")
69
 
 
70
 
version = "1.8.3"
71
 
 
72
 
 
73
 
def main():
74
 
    parser = argparse.ArgumentParser()
75
 
    add_command_line_options(parser)
76
 
 
77
 
    options = parser.parse_args()
78
 
    check_option_syntax(parser, options)
79
 
 
80
 
    clientnames = options.client
81
 
 
82
 
    if options.debug:
83
 
        log.setLevel(logging.DEBUG)
84
 
 
85
 
    bus = dbus_python_adapter.CachingBus(dbus_python)
86
 
 
87
 
    try:
88
 
        all_clients = bus.get_clients_and_properties()
89
 
    except dbus.ConnectFailed as e:
90
 
        log.critical("Could not connect to Mandos server: %s", e)
91
 
        sys.exit(1)
92
 
    except dbus.Error as e:
93
 
        log.critical(
94
 
            "Failed to access Mandos server through D-Bus:\n%s", e)
95
 
        sys.exit(1)
96
 
 
97
 
    # Compile dict of (clientpath: properties) to process
98
 
    if not clientnames:
99
 
        clients = all_clients
100
 
    else:
101
 
        clients = {}
102
 
        for name in clientnames:
103
 
            for objpath, properties in all_clients.items():
104
 
                if properties["Name"] == name:
105
 
                    clients[objpath] = properties
106
 
                    break
107
 
            else:
108
 
                log.critical("Client not found on server: %r", name)
109
 
                sys.exit(1)
110
 
 
111
 
    commands = commands_from_options(options)
112
 
 
113
 
    for command in commands:
114
 
        command.run(clients, bus)
115
 
 
116
 
 
117
 
def add_command_line_options(parser):
118
 
    parser.add_argument("--version", action="version",
119
 
                        version="%(prog)s {}".format(version),
120
 
                        help="show version number and exit")
121
 
    parser.add_argument("-a", "--all", action="store_true",
122
 
                        help="Select all clients")
123
 
    parser.add_argument("-v", "--verbose", action="store_true",
124
 
                        help="Print all fields")
125
 
    parser.add_argument("-j", "--dump-json", dest="commands",
126
 
                        action="append_const", default=[],
127
 
                        const=command.DumpJSON(),
128
 
                        help="Dump client data in JSON format")
129
 
    enable_disable = parser.add_mutually_exclusive_group()
130
 
    enable_disable.add_argument("-e", "--enable", dest="commands",
131
 
                                action="append_const", default=[],
132
 
                                const=command.Enable(),
133
 
                                help="Enable client")
134
 
    enable_disable.add_argument("-d", "--disable", dest="commands",
135
 
                                action="append_const", default=[],
136
 
                                const=command.Disable(),
137
 
                                help="disable client")
138
 
    parser.add_argument("-b", "--bump-timeout", dest="commands",
139
 
                        action="append_const", default=[],
140
 
                        const=command.BumpTimeout(),
141
 
                        help="Bump timeout for client")
142
 
    start_stop_checker = parser.add_mutually_exclusive_group()
143
 
    start_stop_checker.add_argument("--start-checker",
144
 
                                    dest="commands",
145
 
                                    action="append_const", default=[],
146
 
                                    const=command.StartChecker(),
147
 
                                    help="Start checker for client")
148
 
    start_stop_checker.add_argument("--stop-checker", dest="commands",
149
 
                                    action="append_const", default=[],
150
 
                                    const=command.StopChecker(),
151
 
                                    help="Stop checker for client")
152
 
    parser.add_argument("-V", "--is-enabled", dest="commands",
153
 
                        action="append_const", default=[],
154
 
                        const=command.IsEnabled(),
155
 
                        help="Check if client is enabled")
156
 
    parser.add_argument("-r", "--remove", dest="commands",
157
 
                        action="append_const", default=[],
158
 
                        const=command.Remove(),
159
 
                        help="Remove client")
160
 
    parser.add_argument("-c", "--checker", dest="commands",
161
 
                        action="append", default=[],
162
 
                        metavar="COMMAND", type=command.SetChecker,
163
 
                        help="Set checker command for client")
164
 
    parser.add_argument(
165
 
        "-t", "--timeout", dest="commands", action="append",
166
 
        default=[], metavar="TIME",
167
 
        type=command.SetTimeout.argparse(string_to_delta),
168
 
        help="Set timeout for client")
169
 
    parser.add_argument(
170
 
        "--extended-timeout", dest="commands", action="append",
171
 
        default=[], metavar="TIME",
172
 
        type=command.SetExtendedTimeout.argparse(string_to_delta),
173
 
        help="Set extended timeout for client")
174
 
    parser.add_argument(
175
 
        "-i", "--interval", dest="commands", action="append",
176
 
        default=[], metavar="TIME",
177
 
        type=command.SetInterval.argparse(string_to_delta),
178
 
        help="Set checker interval for client")
179
 
    approve_deny_default = parser.add_mutually_exclusive_group()
180
 
    approve_deny_default.add_argument(
181
 
        "--approve-by-default", dest="commands",
182
 
        action="append_const", default=[],
183
 
        const=command.ApproveByDefault(),
184
 
        help="Set client to be approved by default")
185
 
    approve_deny_default.add_argument(
186
 
        "--deny-by-default", dest="commands",
187
 
        action="append_const", default=[],
188
 
        const=command.DenyByDefault(),
189
 
        help="Set client to be denied by default")
190
 
    parser.add_argument(
191
 
        "--approval-delay", dest="commands", action="append",
192
 
        default=[], metavar="TIME",
193
 
        type=command.SetApprovalDelay.argparse(string_to_delta),
194
 
        help="Set delay before client approve/deny")
195
 
    parser.add_argument(
196
 
        "--approval-duration", dest="commands", action="append",
197
 
        default=[], metavar="TIME",
198
 
        type=command.SetApprovalDuration.argparse(string_to_delta),
199
 
        help="Set duration of one client approval")
200
 
    parser.add_argument("-H", "--host", dest="commands",
201
 
                        action="append", default=[], metavar="STRING",
202
 
                        type=command.SetHost,
203
 
                        help="Set host for client")
204
 
    parser.add_argument(
205
 
        "-s", "--secret", dest="commands", action="append",
206
 
        default=[], metavar="FILENAME",
207
 
        type=command.SetSecret.argparse(argparse.FileType(mode="rb")),
208
 
        help="Set password blob (file) for client")
209
 
    approve_deny = parser.add_mutually_exclusive_group()
210
 
    approve_deny.add_argument(
211
 
        "-A", "--approve", dest="commands", action="append_const",
212
 
        default=[], const=command.Approve(),
213
 
        help="Approve any current client request")
214
 
    approve_deny.add_argument("-D", "--deny", dest="commands",
215
 
                              action="append_const", default=[],
216
 
                              const=command.Deny(),
217
 
                              help="Deny any current client request")
218
 
    parser.add_argument("--debug", action="store_true",
219
 
                        help="Debug mode (show D-Bus commands)")
220
 
    parser.add_argument("--check", action="store_true",
221
 
                        help="Run self-test")
222
 
    parser.add_argument("client", nargs="*", help="Client name")
223
 
 
224
 
 
225
 
def string_to_delta(interval):
226
 
    """Parse a string and return a datetime.timedelta"""
227
 
 
228
 
    try:
229
 
        return rfc3339_duration_to_delta(interval)
230
 
    except ValueError as e:
231
 
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
232
 
                    ' '.join(e.args))
233
 
    return parse_pre_1_6_1_interval(interval)
234
 
 
235
 
 
236
 
def rfc3339_duration_to_delta(duration):
237
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
238
 
 
239
 
    >>> rfc3339_duration_to_delta("P7D")
240
 
    datetime.timedelta(7)
241
 
    >>> rfc3339_duration_to_delta("PT60S")
242
 
    datetime.timedelta(0, 60)
243
 
    >>> rfc3339_duration_to_delta("PT60M")
244
 
    datetime.timedelta(0, 3600)
245
 
    >>> rfc3339_duration_to_delta("P60M")
246
 
    datetime.timedelta(1680)
247
 
    >>> rfc3339_duration_to_delta("PT24H")
248
 
    datetime.timedelta(1)
249
 
    >>> rfc3339_duration_to_delta("P1W")
250
 
    datetime.timedelta(7)
251
 
    >>> rfc3339_duration_to_delta("PT5M30S")
252
 
    datetime.timedelta(0, 330)
253
 
    >>> rfc3339_duration_to_delta("P1DT3M20S")
254
 
    datetime.timedelta(1, 200)
255
 
    >>> # Can not be empty:
256
 
    >>> rfc3339_duration_to_delta("")
257
 
    Traceback (most recent call last):
258
 
    ...
259
 
    ValueError: Invalid RFC 3339 duration: ""
260
 
    >>> # Must start with "P":
261
 
    >>> rfc3339_duration_to_delta("1D")
262
 
    Traceback (most recent call last):
263
 
    ...
264
 
    ValueError: Invalid RFC 3339 duration: "1D"
265
 
    >>> # Must use correct order
266
 
    >>> rfc3339_duration_to_delta("PT1S2M")
267
 
    Traceback (most recent call last):
268
 
    ...
269
 
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
270
 
    >>> # Time needs time marker
271
 
    >>> rfc3339_duration_to_delta("P1H2S")
272
 
    Traceback (most recent call last):
273
 
    ...
274
 
    ValueError: Invalid RFC 3339 duration: "P1H2S"
275
 
    >>> # Weeks can not be combined with anything else
276
 
    >>> rfc3339_duration_to_delta("P1D2W")
277
 
    Traceback (most recent call last):
278
 
    ...
279
 
    ValueError: Invalid RFC 3339 duration: "P1D2W"
280
 
    >>> rfc3339_duration_to_delta("P2W2H")
281
 
    Traceback (most recent call last):
282
 
    ...
283
 
    ValueError: Invalid RFC 3339 duration: "P2W2H"
284
 
    """
285
 
 
286
 
    # Parsing an RFC 3339 duration with regular expressions is not
287
 
    # possible - there would have to be multiple places for the same
288
 
    # values, like seconds.  The current code, while more esoteric, is
289
 
    # cleaner without depending on a parsing library.  If Python had a
290
 
    # built-in library for parsing we would use it, but we'd like to
291
 
    # avoid excessive use of external libraries.
292
 
 
293
 
    # New type for defining tokens, syntax, and semantics all-in-one
294
 
    Token = collections.namedtuple("Token", (
295
 
        "regexp",  # To match token; if "value" is not None, must have
296
 
                   # a "group" containing digits
297
 
        "value",   # datetime.timedelta or None
298
 
        "followers"))           # Tokens valid after this token
299
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
300
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
301
 
    token_end = Token(re.compile(r"$"), None, frozenset())
302
 
    token_second = Token(re.compile(r"(\d+)S"),
303
 
                         datetime.timedelta(seconds=1),
304
 
                         frozenset((token_end, )))
305
 
    token_minute = Token(re.compile(r"(\d+)M"),
306
 
                         datetime.timedelta(minutes=1),
307
 
                         frozenset((token_second, token_end)))
308
 
    token_hour = Token(re.compile(r"(\d+)H"),
309
 
                       datetime.timedelta(hours=1),
310
 
                       frozenset((token_minute, token_end)))
311
 
    token_time = Token(re.compile(r"T"),
312
 
                       None,
313
 
                       frozenset((token_hour, token_minute,
314
 
                                  token_second)))
315
 
    token_day = Token(re.compile(r"(\d+)D"),
316
 
                      datetime.timedelta(days=1),
317
 
                      frozenset((token_time, token_end)))
318
 
    token_month = Token(re.compile(r"(\d+)M"),
319
 
                        datetime.timedelta(weeks=4),
320
 
                        frozenset((token_day, token_end)))
321
 
    token_year = Token(re.compile(r"(\d+)Y"),
322
 
                       datetime.timedelta(weeks=52),
323
 
                       frozenset((token_month, token_end)))
324
 
    token_week = Token(re.compile(r"(\d+)W"),
325
 
                       datetime.timedelta(weeks=1),
326
 
                       frozenset((token_end, )))
327
 
    token_duration = Token(re.compile(r"P"), None,
328
 
                           frozenset((token_year, token_month,
329
 
                                      token_day, token_time,
330
 
                                      token_week)))
331
 
    # Define starting values:
332
 
    # Value so far
333
 
    value = datetime.timedelta()
334
 
    found_token = None
335
 
    # Following valid tokens
336
 
    followers = frozenset((token_duration, ))
337
 
    # String left to parse
338
 
    s = duration
339
 
    # Loop until end token is found
340
 
    while found_token is not token_end:
341
 
        # Search for any currently valid tokens
342
 
        for token in followers:
343
 
            match = token.regexp.match(s)
344
 
            if match is not None:
345
 
                # Token found
346
 
                if token.value is not None:
347
 
                    # Value found, parse digits
348
 
                    factor = int(match.group(1), 10)
349
 
                    # Add to value so far
350
 
                    value += factor * token.value
351
 
                # Strip token from string
352
 
                s = token.regexp.sub("", s, 1)
353
 
                # Go to found token
354
 
                found_token = token
355
 
                # Set valid next tokens
356
 
                followers = found_token.followers
357
 
                break
358
 
        else:
359
 
            # No currently valid tokens were found
360
 
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
361
 
                             .format(duration))
362
 
    # End token found
363
 
    return value
364
 
 
365
 
 
366
 
def parse_pre_1_6_1_interval(interval):
367
 
    """Parse an interval string as documented by Mandos before 1.6.1,
368
 
    and return a datetime.timedelta
369
 
 
370
 
    >>> parse_pre_1_6_1_interval('7d')
371
 
    datetime.timedelta(7)
372
 
    >>> parse_pre_1_6_1_interval('60s')
373
 
    datetime.timedelta(0, 60)
374
 
    >>> parse_pre_1_6_1_interval('60m')
375
 
    datetime.timedelta(0, 3600)
376
 
    >>> parse_pre_1_6_1_interval('24h')
377
 
    datetime.timedelta(1)
378
 
    >>> parse_pre_1_6_1_interval('1w')
379
 
    datetime.timedelta(7)
380
 
    >>> parse_pre_1_6_1_interval('5m 30s')
381
 
    datetime.timedelta(0, 330)
382
 
    >>> parse_pre_1_6_1_interval('')
383
 
    datetime.timedelta(0)
384
 
    >>> # Ignore unknown characters, allow any order and repetitions
385
 
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
386
 
    datetime.timedelta(2, 480, 18000)
387
 
 
388
 
    """
389
 
 
390
 
    value = datetime.timedelta(0)
391
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
392
 
 
393
 
    for num, suffix in regexp.findall(interval):
394
 
        if suffix == "d":
395
 
            value += datetime.timedelta(int(num))
396
 
        elif suffix == "s":
397
 
            value += datetime.timedelta(0, int(num))
398
 
        elif suffix == "m":
399
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
400
 
        elif suffix == "h":
401
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
402
 
        elif suffix == "w":
403
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
404
 
        elif suffix == "":
405
 
            value += datetime.timedelta(0, 0, 0, int(num))
406
 
    return value
407
 
 
408
 
 
409
 
def check_option_syntax(parser, options):
410
 
    """Apply additional restrictions on options, not expressible in
411
 
argparse"""
412
 
 
413
 
    def has_commands(options, commands=None):
414
 
        if commands is None:
415
 
            commands = (command.Enable,
416
 
                        command.Disable,
417
 
                        command.BumpTimeout,
418
 
                        command.StartChecker,
419
 
                        command.StopChecker,
420
 
                        command.IsEnabled,
421
 
                        command.Remove,
422
 
                        command.SetChecker,
423
 
                        command.SetTimeout,
424
 
                        command.SetExtendedTimeout,
425
 
                        command.SetInterval,
426
 
                        command.ApproveByDefault,
427
 
                        command.DenyByDefault,
428
 
                        command.SetApprovalDelay,
429
 
                        command.SetApprovalDuration,
430
 
                        command.SetHost,
431
 
                        command.SetSecret,
432
 
                        command.Approve,
433
 
                        command.Deny)
434
 
        return any(isinstance(cmd, commands)
435
 
                   for cmd in options.commands)
436
 
 
437
 
    if has_commands(options) and not (options.client or options.all):
438
 
        parser.error("Options require clients names or --all.")
439
 
    if options.verbose and has_commands(options):
440
 
        parser.error("--verbose can only be used alone.")
441
 
    if (has_commands(options, (command.DumpJSON,))
442
 
        and (options.verbose or len(options.commands) > 1)):
443
 
        parser.error("--dump-json can only be used alone.")
444
 
    if options.all and not has_commands(options):
445
 
        parser.error("--all requires an action.")
446
 
    if (has_commands(options, (command.IsEnabled,))
447
 
        and len(options.client) > 1):
448
 
        parser.error("--is-enabled requires exactly one client")
449
 
    if (len(options.commands) > 1
450
 
        and has_commands(options, (command.Remove,))
451
 
        and not has_commands(options, (command.Deny,))):
452
 
        parser.error("--remove can only be combined with --deny")
453
 
 
454
 
 
455
 
class dbus(object):
456
 
 
457
 
    class SystemBus(object):
458
 
 
459
 
        object_manager_iface = "org.freedesktop.DBus.ObjectManager"
460
 
        def get_managed_objects(self, busname, objectpath):
461
 
            return self.call_method("GetManagedObjects", busname,
462
 
                                    objectpath,
463
 
                                    self.object_manager_iface)
464
 
 
465
 
        properties_iface = "org.freedesktop.DBus.Properties"
466
 
        def set_property(self, busname, objectpath, interface, key,
467
 
                         value):
468
 
            self.call_method("Set", busname, objectpath,
469
 
                             self.properties_iface, interface, key,
470
 
                             value)
471
 
 
472
 
 
473
 
    class MandosBus(SystemBus):
474
 
        busname_domain = "se.recompile"
475
 
        busname = busname_domain + ".Mandos"
476
 
        server_path = "/"
477
 
        server_interface = busname_domain + ".Mandos"
478
 
        client_interface = busname_domain + ".Mandos.Client"
479
 
        del busname_domain
480
 
 
481
 
        def get_clients_and_properties(self):
482
 
            managed_objects = self.get_managed_objects(
483
 
                self.busname, self.server_path)
484
 
            return {objpath: properties[self.client_interface]
485
 
                    for objpath, properties in managed_objects.items()
486
 
                    if self.client_interface in properties}
487
 
 
488
 
        def set_client_property(self, objectpath, key, value):
489
 
            return self.set_property(self.busname, objectpath,
490
 
                                     self.client_interface, key,
491
 
                                     value)
492
 
 
493
 
        def call_client_method(self, objectpath, method, *args):
494
 
            return self.call_method(method, self.busname, objectpath,
495
 
                                    self.client_interface, *args)
496
 
 
497
 
        def call_server_method(self, method, *args):
498
 
            return self.call_method(method, self.busname,
499
 
                                    self.server_path,
500
 
                                    self.server_interface, *args)
501
 
 
502
 
    class Error(Exception):
503
 
        pass
504
 
 
505
 
    class ConnectFailed(Error):
506
 
        pass
507
 
 
508
 
 
509
 
class dbus_python_adapter(object):
510
 
 
511
 
    class SystemBus(dbus.MandosBus):
512
 
        """Use dbus-python"""
513
 
 
514
 
        def __init__(self, module=dbus_python):
515
 
            self.dbus_python = module
516
 
            self.bus = self.dbus_python.SystemBus()
517
 
 
518
 
        @contextlib.contextmanager
519
 
        def convert_exception(self, exception_class=dbus.Error):
520
 
            try:
521
 
                yield
522
 
            except self.dbus_python.exceptions.DBusException as e:
523
 
                # This does what "raise from" would do
524
 
                exc = exception_class(*e.args)
525
 
                exc.__cause__ = e
526
 
                raise exc
527
 
 
528
 
        def call_method(self, methodname, busname, objectpath,
529
 
                        interface, *args):
530
 
            proxy_object = self.get_object(busname, objectpath)
531
 
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
532
 
                      interface, methodname,
533
 
                      ", ".join(repr(a) for a in args))
534
 
            method = getattr(proxy_object, methodname)
535
 
            with self.convert_exception():
536
 
                with dbus_python_adapter.SilenceLogger(
537
 
                        "dbus.proxies"):
538
 
                    value = method(*args, dbus_interface=interface)
539
 
            return self.type_filter(value)
540
 
 
541
 
        def get_object(self, busname, objectpath):
542
 
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
543
 
                      busname, objectpath)
544
 
            with self.convert_exception(dbus.ConnectFailed):
545
 
                return self.bus.get_object(busname, objectpath)
546
 
 
547
 
        def type_filter(self, value):
548
 
            """Convert the most bothersome types to Python types"""
549
 
            if isinstance(value, self.dbus_python.Boolean):
550
 
                return bool(value)
551
 
            if isinstance(value, self.dbus_python.ObjectPath):
552
 
                return str(value)
553
 
            # Also recurse into dictionaries
554
 
            if isinstance(value, self.dbus_python.Dictionary):
555
 
                return {self.type_filter(key):
556
 
                        self.type_filter(subval)
557
 
                        for key, subval in value.items()}
558
 
            return value
559
 
 
560
 
 
561
 
    class SilenceLogger(object):
562
 
        "Simple context manager to silence a particular logger"
563
 
        def __init__(self, loggername):
564
 
            self.logger = logging.getLogger(loggername)
565
 
 
566
 
        def __enter__(self):
567
 
            self.logger.addFilter(self.nullfilter)
568
 
 
569
 
        class NullFilter(logging.Filter):
570
 
            def filter(self, record):
571
 
                return False
572
 
 
573
 
        nullfilter = NullFilter()
574
 
 
575
 
        def __exit__(self, exc_type, exc_val, exc_tb):
576
 
            self.logger.removeFilter(self.nullfilter)
577
 
 
578
 
 
579
 
    class CachingBus(SystemBus):
580
 
        """A caching layer for dbus_python_adapter.SystemBus"""
581
 
        def __init__(self, *args, **kwargs):
582
 
            self.object_cache = {}
583
 
            super(dbus_python_adapter.CachingBus,
584
 
                  self).__init__(*args, **kwargs)
585
 
        def get_object(self, busname, objectpath):
586
 
            try:
587
 
                return self.object_cache[(busname, objectpath)]
588
 
            except KeyError:
589
 
                new_object = super(
590
 
                    dbus_python_adapter.CachingBus,
591
 
                    self).get_object(busname, objectpath)
592
 
                self.object_cache[(busname, objectpath)]  = new_object
593
 
                return new_object
594
 
 
595
 
 
596
 
def commands_from_options(options):
597
 
 
598
 
    commands = list(options.commands)
599
 
 
600
 
    def find_cmd(cmd, commands):
601
 
        i = 0
602
 
        for i, c in enumerate(commands):
603
 
            if isinstance(c, cmd):
604
 
                return i
605
 
        return i+1
606
 
 
607
 
    # If command.Remove is present, move any instances of command.Deny
608
 
    # to occur ahead of command.Remove.
609
 
    index_of_remove = find_cmd(command.Remove, commands)
610
 
    before_remove = commands[:index_of_remove]
611
 
    after_remove = commands[index_of_remove:]
612
 
    cleaned_after = []
613
 
    for cmd in after_remove:
614
 
        if isinstance(cmd, command.Deny):
615
 
            before_remove.append(cmd)
616
 
        else:
617
 
            cleaned_after.append(cmd)
618
 
    if cleaned_after != after_remove:
619
 
        commands = before_remove + cleaned_after
620
 
 
621
 
    # If no command option has been given, show table of clients,
622
 
    # optionally verbosely
623
 
    if not commands:
624
 
        commands.append(command.PrintTable(verbose=options.verbose))
625
 
 
626
 
    return commands
627
 
 
628
 
 
629
 
class command(object):
630
 
    """A namespace for command classes"""
631
 
 
632
 
    class Base(object):
633
 
        """Abstract base class for commands"""
634
 
        def run(self, clients, bus=None):
635
 
            """Normal commands should implement run_on_one_client(),
636
 
but commands which want to operate on all clients at the same time can
637
 
override this run() method instead.
638
 
"""
639
 
            self.bus = bus
640
 
            for client, properties in clients.items():
641
 
                self.run_on_one_client(client, properties)
642
 
 
643
 
 
644
 
    class IsEnabled(Base):
645
 
        def run(self, clients, bus=None):
646
 
            properties = next(iter(clients.values()))
647
 
            if properties["Enabled"]:
648
 
                sys.exit(0)
649
 
            sys.exit(1)
650
 
 
651
 
 
652
 
    class Approve(Base):
653
 
        def run_on_one_client(self, client, properties):
654
 
            self.bus.call_client_method(client, "Approve", True)
655
 
 
656
 
 
657
 
    class Deny(Base):
658
 
        def run_on_one_client(self, client, properties):
659
 
            self.bus.call_client_method(client, "Approve", False)
660
 
 
661
 
 
662
 
    class Remove(Base):
663
 
        def run(self, clients, bus):
664
 
            for clientpath in frozenset(clients.keys()):
665
 
                bus.call_server_method("RemoveClient", clientpath)
666
 
 
667
 
 
668
 
    class Output(Base):
669
 
        """Abstract class for commands outputting client details"""
670
 
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
671
 
                        "Created", "Interval", "Host", "KeyID",
672
 
                        "Fingerprint", "CheckerRunning",
673
 
                        "LastEnabled", "ApprovalPending",
674
 
                        "ApprovedByDefault", "LastApprovalRequest",
675
 
                        "ApprovalDelay", "ApprovalDuration",
676
 
                        "Checker", "ExtendedTimeout", "Expires",
677
 
                        "LastCheckerStatus")
678
 
 
679
 
 
680
 
    class DumpJSON(Output):
681
 
        def run(self, clients, bus=None):
682
 
            data = {properties["Name"]:
683
 
                    {key: properties[key]
684
 
                     for key in self.all_keywords}
685
 
                    for properties in clients.values()}
686
 
            print(json.dumps(data, indent=4, separators=(',', ': ')))
687
 
 
688
 
 
689
 
    class PrintTable(Output):
690
 
        def __init__(self, verbose=False):
691
 
            self.verbose = verbose
692
 
 
693
 
        def run(self, clients, bus=None):
694
 
            default_keywords = ("Name", "Enabled", "Timeout",
695
 
                                "LastCheckedOK")
696
 
            keywords = default_keywords
697
 
            if self.verbose:
698
 
                keywords = self.all_keywords
699
 
            print(self.TableOfClients(clients.values(), keywords))
700
 
 
701
 
        class TableOfClients(object):
702
 
            tableheaders = {
703
 
                "Name": "Name",
704
 
                "Enabled": "Enabled",
705
 
                "Timeout": "Timeout",
706
 
                "LastCheckedOK": "Last Successful Check",
707
 
                "LastApprovalRequest": "Last Approval Request",
708
 
                "Created": "Created",
709
 
                "Interval": "Interval",
710
 
                "Host": "Host",
711
 
                "Fingerprint": "Fingerprint",
712
 
                "KeyID": "Key ID",
713
 
                "CheckerRunning": "Check Is Running",
714
 
                "LastEnabled": "Last Enabled",
715
 
                "ApprovalPending": "Approval Is Pending",
716
 
                "ApprovedByDefault": "Approved By Default",
717
 
                "ApprovalDelay": "Approval Delay",
718
 
                "ApprovalDuration": "Approval Duration",
719
 
                "Checker": "Checker",
720
 
                "ExtendedTimeout": "Extended Timeout",
721
 
                "Expires": "Expires",
722
 
                "LastCheckerStatus": "Last Checker Status",
723
 
            }
724
 
 
725
 
            def __init__(self, clients, keywords):
726
 
                self.clients = clients
727
 
                self.keywords = keywords
728
 
 
729
 
            def __str__(self):
730
 
                return "\n".join(self.rows())
731
 
 
732
 
            if sys.version_info.major == 2:
733
 
                __unicode__ = __str__
734
 
                def __str__(self):
735
 
                    return str(self).encode(
736
 
                        locale.getpreferredencoding())
737
 
 
738
 
            def rows(self):
739
 
                format_string = self.row_formatting_string()
740
 
                rows = [self.header_line(format_string)]
741
 
                rows.extend(self.client_line(client, format_string)
742
 
                            for client in self.clients)
743
 
                return rows
744
 
 
745
 
            def row_formatting_string(self):
746
 
                "Format string used to format table rows"
747
 
                return " ".join("{{{key}:{width}}}".format(
748
 
                    width=max(len(self.tableheaders[key]),
749
 
                              *(len(self.string_from_client(client,
750
 
                                                            key))
751
 
                                for client in self.clients)),
752
 
                    key=key)
753
 
                                for key in self.keywords)
754
 
 
755
 
            def string_from_client(self, client, key):
756
 
                return self.valuetostring(client[key], key)
757
 
 
758
 
            @classmethod
759
 
            def valuetostring(cls, value, keyword):
760
 
                if isinstance(value, bool):
761
 
                    return "Yes" if value else "No"
762
 
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
763
 
                               "ApprovalDuration", "ExtendedTimeout"):
764
 
                    return cls.milliseconds_to_string(value)
765
 
                return str(value)
766
 
 
767
 
            def header_line(self, format_string):
768
 
                return format_string.format(**self.tableheaders)
769
 
 
770
 
            def client_line(self, client, format_string):
771
 
                return format_string.format(
772
 
                    **{key: self.string_from_client(client, key)
773
 
                       for key in self.keywords})
774
 
 
775
 
            @staticmethod
776
 
            def milliseconds_to_string(ms):
777
 
                td = datetime.timedelta(0, 0, 0, ms)
778
 
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
779
 
                        .format(days="{}T".format(td.days)
780
 
                                if td.days else "",
781
 
                                hours=td.seconds // 3600,
782
 
                                minutes=(td.seconds % 3600) // 60,
783
 
                                seconds=td.seconds % 60))
784
 
 
785
 
 
786
 
    class PropertySetter(Base):
787
 
        "Abstract class for Actions for setting one client property"
788
 
 
789
 
        def run_on_one_client(self, client, properties=None):
790
 
            """Set the Client's D-Bus property"""
791
 
            self.bus.set_client_property(client, self.propname,
792
 
                                         self.value_to_set)
793
 
 
794
 
        @property
795
 
        def propname(self):
796
 
            raise NotImplementedError()
797
 
 
798
 
 
799
 
    class Enable(PropertySetter):
800
 
        propname = "Enabled"
801
 
        value_to_set = True
802
 
 
803
 
 
804
 
    class Disable(PropertySetter):
805
 
        propname = "Enabled"
806
 
        value_to_set = False
807
 
 
808
 
 
809
 
    class BumpTimeout(PropertySetter):
810
 
        propname = "LastCheckedOK"
811
 
        value_to_set = ""
812
 
 
813
 
 
814
 
    class StartChecker(PropertySetter):
815
 
        propname = "CheckerRunning"
816
 
        value_to_set = True
817
 
 
818
 
 
819
 
    class StopChecker(PropertySetter):
820
 
        propname = "CheckerRunning"
821
 
        value_to_set = False
822
 
 
823
 
 
824
 
    class ApproveByDefault(PropertySetter):
825
 
        propname = "ApprovedByDefault"
826
 
        value_to_set = True
827
 
 
828
 
 
829
 
    class DenyByDefault(PropertySetter):
830
 
        propname = "ApprovedByDefault"
831
 
        value_to_set = False
832
 
 
833
 
 
834
 
    class PropertySetterValue(PropertySetter):
835
 
        """Abstract class for PropertySetter recieving a value as
836
 
constructor argument instead of a class attribute."""
837
 
        def __init__(self, value):
838
 
            self.value_to_set = value
839
 
 
840
 
        @classmethod
841
 
        def argparse(cls, argtype):
842
 
            def cmdtype(arg):
843
 
                return cls(argtype(arg))
844
 
            return cmdtype
845
 
 
846
 
    class SetChecker(PropertySetterValue):
847
 
        propname = "Checker"
848
 
 
849
 
 
850
 
    class SetHost(PropertySetterValue):
851
 
        propname = "Host"
852
 
 
853
 
 
854
 
    class SetSecret(PropertySetterValue):
855
 
        propname = "Secret"
856
 
 
857
 
        @property
858
 
        def value_to_set(self):
859
 
            return self._vts
860
 
 
861
 
        @value_to_set.setter
862
 
        def value_to_set(self, value):
863
 
            """When setting, read data from supplied file object"""
864
 
            self._vts = value.read()
865
 
            value.close()
866
 
 
867
 
 
868
 
    class PropertySetterValueMilliseconds(PropertySetterValue):
869
 
        """Abstract class for PropertySetterValue taking a value
870
 
argument as a datetime.timedelta() but should store it as
871
 
milliseconds."""
872
 
 
873
 
        @property
874
 
        def value_to_set(self):
875
 
            return self._vts
876
 
 
877
 
        @value_to_set.setter
878
 
        def value_to_set(self, value):
879
 
            "When setting, convert value from a datetime.timedelta"
880
 
            self._vts = int(round(value.total_seconds() * 1000))
881
 
 
882
 
 
883
 
    class SetTimeout(PropertySetterValueMilliseconds):
884
 
        propname = "Timeout"
885
 
 
886
 
 
887
 
    class SetExtendedTimeout(PropertySetterValueMilliseconds):
888
 
        propname = "ExtendedTimeout"
889
 
 
890
 
 
891
 
    class SetInterval(PropertySetterValueMilliseconds):
892
 
        propname = "Interval"
893
 
 
894
 
 
895
 
    class SetApprovalDelay(PropertySetterValueMilliseconds):
896
 
        propname = "ApprovalDelay"
897
 
 
898
 
 
899
 
    class SetApprovalDuration(PropertySetterValueMilliseconds):
900
 
        propname = "ApprovalDuration"
901
 
 
902
 
 
903
 
 
904
 
class TestCaseWithAssertLogs(unittest.TestCase):
905
 
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
906
 
 
907
 
    if not hasattr(unittest.TestCase, "assertLogs"):
908
 
        @contextlib.contextmanager
909
 
        def assertLogs(self, logger, level=logging.INFO):
910
 
            capturing_handler = self.CapturingLevelHandler(level)
911
 
            old_level = logger.level
912
 
            old_propagate = logger.propagate
913
 
            logger.addHandler(capturing_handler)
914
 
            logger.setLevel(level)
915
 
            logger.propagate = False
916
 
            try:
917
 
                yield capturing_handler.watcher
918
 
            finally:
919
 
                logger.propagate = old_propagate
920
 
                logger.removeHandler(capturing_handler)
921
 
                logger.setLevel(old_level)
922
 
            self.assertGreater(len(capturing_handler.watcher.records),
923
 
                               0)
924
 
 
925
 
        class CapturingLevelHandler(logging.Handler):
926
 
            def __init__(self, level, *args, **kwargs):
927
 
                logging.Handler.__init__(self, *args, **kwargs)
928
 
                self.watcher = self.LoggingWatcher([], [])
929
 
            def emit(self, record):
930
 
                self.watcher.records.append(record)
931
 
                self.watcher.output.append(self.format(record))
932
 
 
933
 
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
934
 
                                                    ("records",
935
 
                                                     "output"))
936
 
 
937
 
 
938
 
class Unique(object):
939
 
    """Class for objects which exist only to be unique objects, since
940
 
unittest.mock.sentinel only exists in Python 3.3"""
941
 
 
942
 
 
943
 
class Test_string_to_delta(TestCaseWithAssertLogs):
944
 
    # Just test basic RFC 3339 functionality here, the doc string for
945
 
    # rfc3339_duration_to_delta() already has more comprehensive
946
 
    # tests, which are run by doctest.
947
 
 
948
 
    def test_rfc3339_zero_seconds(self):
949
 
        self.assertEqual(datetime.timedelta(),
950
 
                         string_to_delta("PT0S"))
951
 
 
952
 
    def test_rfc3339_zero_days(self):
953
 
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
954
 
 
955
 
    def test_rfc3339_one_second(self):
956
 
        self.assertEqual(datetime.timedelta(0, 1),
957
 
                         string_to_delta("PT1S"))
958
 
 
959
 
    def test_rfc3339_two_hours(self):
960
 
        self.assertEqual(datetime.timedelta(0, 7200),
961
 
                         string_to_delta("PT2H"))
962
 
 
963
 
    def test_falls_back_to_pre_1_6_1_with_warning(self):
964
 
        with self.assertLogs(log, logging.WARNING):
965
 
            value = string_to_delta("2h")
966
 
        self.assertEqual(datetime.timedelta(0, 7200), value)
967
 
 
968
 
 
969
 
class Test_check_option_syntax(unittest.TestCase):
970
 
    def setUp(self):
971
 
        self.parser = argparse.ArgumentParser()
972
 
        add_command_line_options(self.parser)
973
 
 
974
 
    def test_actions_requires_client_or_all(self):
975
 
        for action, value in self.actions.items():
976
 
            args = self.actionargs(action, value)
977
 
            with self.assertParseError():
978
 
                self.parse_args(args)
979
 
 
980
 
    # This mostly corresponds to the definition from has_commands() in
981
 
    # check_option_syntax()
982
 
    actions = {
983
 
        "--enable": None,
984
 
        "--disable": None,
985
 
        "--bump-timeout": None,
986
 
        "--start-checker": None,
987
 
        "--stop-checker": None,
988
 
        "--is-enabled": None,
989
 
        "--remove": None,
990
 
        "--checker": "x",
991
 
        "--timeout": "PT0S",
992
 
        "--extended-timeout": "PT0S",
993
 
        "--interval": "PT0S",
994
 
        "--approve-by-default": None,
995
 
        "--deny-by-default": None,
996
 
        "--approval-delay": "PT0S",
997
 
        "--approval-duration": "PT0S",
998
 
        "--host": "hostname",
999
 
        "--secret": "/dev/null",
1000
 
        "--approve": None,
1001
 
        "--deny": None,
1002
 
    }
1003
 
 
1004
 
    @staticmethod
1005
 
    def actionargs(action, value, *args):
1006
 
        if value is not None:
1007
 
            return [action, value] + list(args)
1008
 
        else:
1009
 
            return [action] + list(args)
1010
 
 
1011
 
    @contextlib.contextmanager
1012
 
    def assertParseError(self):
1013
 
        with self.assertRaises(SystemExit) as e:
1014
 
            with self.redirect_stderr_to_devnull():
1015
 
                yield
1016
 
        # Exit code from argparse is guaranteed to be "2".  Reference:
1017
 
        # https://docs.python.org/3/library
1018
 
        # /argparse.html#exiting-methods
1019
 
        self.assertEqual(2, e.exception.code)
1020
 
 
1021
 
    def parse_args(self, args):
1022
 
        options = self.parser.parse_args(args)
1023
 
        check_option_syntax(self.parser, options)
1024
 
 
1025
 
    @staticmethod
1026
 
    @contextlib.contextmanager
1027
 
    def redirect_stderr_to_devnull():
1028
 
        old_stderr = sys.stderr
1029
 
        with contextlib.closing(open(os.devnull, "w")) as null:
1030
 
            sys.stderr = null
1031
 
            try:
1032
 
                yield
1033
 
            finally:
1034
 
                sys.stderr = old_stderr
1035
 
 
1036
 
    def check_option_syntax(self, options):
1037
 
        check_option_syntax(self.parser, options)
1038
 
 
1039
 
    def test_actions_all_conflicts_with_verbose(self):
1040
 
        for action, value in self.actions.items():
1041
 
            args = self.actionargs(action, value, "--all",
1042
 
                                   "--verbose")
1043
 
            with self.assertParseError():
1044
 
                self.parse_args(args)
1045
 
 
1046
 
    def test_actions_with_client_conflicts_with_verbose(self):
1047
 
        for action, value in self.actions.items():
1048
 
            args = self.actionargs(action, value, "--verbose",
1049
 
                                   "client")
1050
 
            with self.assertParseError():
1051
 
                self.parse_args(args)
1052
 
 
1053
 
    def test_dump_json_conflicts_with_verbose(self):
1054
 
        args = ["--dump-json", "--verbose"]
1055
 
        with self.assertParseError():
1056
 
            self.parse_args(args)
1057
 
 
1058
 
    def test_dump_json_conflicts_with_action(self):
1059
 
        for action, value in self.actions.items():
1060
 
            args = self.actionargs(action, value, "--dump-json")
1061
 
            with self.assertParseError():
1062
 
                self.parse_args(args)
1063
 
 
1064
 
    def test_all_can_not_be_alone(self):
1065
 
        args = ["--all"]
1066
 
        with self.assertParseError():
1067
 
            self.parse_args(args)
1068
 
 
1069
 
    def test_all_is_ok_with_any_action(self):
1070
 
        for action, value in self.actions.items():
1071
 
            args = self.actionargs(action, value, "--all")
1072
 
            self.parse_args(args)
1073
 
 
1074
 
    def test_any_action_is_ok_with_one_client(self):
1075
 
        for action, value in self.actions.items():
1076
 
            args = self.actionargs(action, value, "client")
1077
 
            self.parse_args(args)
1078
 
 
1079
 
    def test_one_client_with_all_actions_except_is_enabled(self):
1080
 
        for action, value in self.actions.items():
1081
 
            if action == "--is-enabled":
1082
 
                continue
1083
 
            args = self.actionargs(action, value, "client")
1084
 
            self.parse_args(args)
1085
 
 
1086
 
    def test_two_clients_with_all_actions_except_is_enabled(self):
1087
 
        for action, value in self.actions.items():
1088
 
            if action == "--is-enabled":
1089
 
                continue
1090
 
            args = self.actionargs(action, value, "client1",
1091
 
                                   "client2")
1092
 
            self.parse_args(args)
1093
 
 
1094
 
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
1095
 
        for action, value in self.actions.items():
1096
 
            if action == "--is-enabled":
1097
 
                continue
1098
 
            args = self.actionargs(action, value, "client1",
1099
 
                                   "client2")
1100
 
            self.parse_args(args)
1101
 
 
1102
 
    def test_is_enabled_fails_without_client(self):
1103
 
        args = ["--is-enabled"]
1104
 
        with self.assertParseError():
1105
 
            self.parse_args(args)
1106
 
 
1107
 
    def test_is_enabled_fails_with_two_clients(self):
1108
 
        args = ["--is-enabled", "client1", "client2"]
1109
 
        with self.assertParseError():
1110
 
            self.parse_args(args)
1111
 
 
1112
 
    def test_remove_can_only_be_combined_with_action_deny(self):
1113
 
        for action, value in self.actions.items():
1114
 
            if action in {"--remove", "--deny"}:
1115
 
                continue
1116
 
            args = self.actionargs(action, value, "--all",
1117
 
                                   "--remove")
1118
 
            with self.assertParseError():
1119
 
                self.parse_args(args)
1120
 
 
1121
 
 
1122
 
class Test_dbus_exceptions(unittest.TestCase):
1123
 
 
1124
 
    def test_dbus_ConnectFailed_is_Error(self):
1125
 
        with self.assertRaises(dbus.Error):
1126
 
            raise dbus.ConnectFailed()
1127
 
 
1128
 
 
1129
 
class Test_dbus_MandosBus(unittest.TestCase):
1130
 
 
1131
 
    class MockMandosBus(dbus.MandosBus):
1132
 
        def __init__(self):
1133
 
            self._name = "se.recompile.Mandos"
1134
 
            self._server_path = "/"
1135
 
            self._server_interface = "se.recompile.Mandos"
1136
 
            self._client_interface = "se.recompile.Mandos.Client"
1137
 
            self.calls = []
1138
 
            self.call_method_return = Unique()
1139
 
 
1140
 
        def call_method(self, methodname, busname, objectpath,
1141
 
                        interface, *args):
1142
 
            self.calls.append((methodname, busname, objectpath,
1143
 
                               interface, args))
1144
 
            return self.call_method_return
1145
 
 
1146
 
    def setUp(self):
1147
 
        self.bus = self.MockMandosBus()
1148
 
 
1149
 
    def test_set_client_property(self):
1150
 
        self.bus.set_client_property("objectpath", "key", "value")
1151
 
        expected_call = ("Set", self.bus._name, "objectpath",
1152
 
                         "org.freedesktop.DBus.Properties",
1153
 
                         (self.bus._client_interface, "key", "value"))
1154
 
        self.assertIn(expected_call, self.bus.calls)
1155
 
 
1156
 
    def test_call_client_method(self):
1157
 
        ret = self.bus.call_client_method("objectpath", "methodname")
1158
 
        self.assertIs(self.bus.call_method_return, ret)
1159
 
        expected_call = ("methodname", self.bus._name, "objectpath",
1160
 
                         self.bus._client_interface, ())
1161
 
        self.assertIn(expected_call, self.bus.calls)
1162
 
 
1163
 
    def test_call_client_method_with_args(self):
1164
 
        args = (Unique(), Unique())
1165
 
        ret = self.bus.call_client_method("objectpath", "methodname",
1166
 
                                          *args)
1167
 
        self.assertIs(self.bus.call_method_return, ret)
1168
 
        expected_call = ("methodname", self.bus._name, "objectpath",
1169
 
                         self.bus._client_interface,
1170
 
                         (args[0], args[1]))
1171
 
        self.assertIn(expected_call, self.bus.calls)
1172
 
 
1173
 
    def test_get_clients_and_properties(self):
1174
 
        managed_objects = {
1175
 
            "objectpath": {
1176
 
                self.bus._client_interface: {
1177
 
                    "key": "value",
1178
 
                    "bool": True,
1179
 
                },
1180
 
                "irrelevant_interface": {
1181
 
                    "key": "othervalue",
1182
 
                    "bool": False,
1183
 
                },
1184
 
            },
1185
 
            "other_objectpath": {
1186
 
                "other_irrelevant_interface": {
1187
 
                    "key": "value 3",
1188
 
                    "bool": None,
1189
 
                },
1190
 
            },
1191
 
        }
1192
 
        expected_clients_and_properties = {
1193
 
            "objectpath": {
1194
 
                "key": "value",
1195
 
                "bool": True,
1196
 
            }
1197
 
        }
1198
 
        self.bus.call_method_return = managed_objects
1199
 
        ret = self.bus.get_clients_and_properties()
1200
 
        self.assertDictEqual(expected_clients_and_properties, ret)
1201
 
        expected_call = ("GetManagedObjects", self.bus._name,
1202
 
                         self.bus._server_path,
1203
 
                         "org.freedesktop.DBus.ObjectManager", ())
1204
 
        self.assertIn(expected_call, self.bus.calls)
1205
 
 
1206
 
    def test_call_server_method(self):
1207
 
        ret = self.bus.call_server_method("methodname")
1208
 
        self.assertIs(self.bus.call_method_return, ret)
1209
 
        expected_call = ("methodname", self.bus._name,
1210
 
                         self.bus._server_path,
1211
 
                         self.bus._server_interface, ())
1212
 
        self.assertIn(expected_call, self.bus.calls)
1213
 
 
1214
 
    def test_call_server_method_with_args(self):
1215
 
        args = (Unique(), Unique())
1216
 
        ret = self.bus.call_server_method("methodname", *args)
1217
 
        self.assertIs(self.bus.call_method_return, ret)
1218
 
        expected_call = ("methodname", self.bus._name,
1219
 
                         self.bus._server_path,
1220
 
                         self.bus._server_interface,
1221
 
                         (args[0], args[1]))
1222
 
        self.assertIn(expected_call, self.bus.calls)
1223
 
 
1224
 
 
1225
 
class Test_dbus_python_adapter_SystemBus(TestCaseWithAssertLogs):
1226
 
 
1227
 
    def MockDBusPython_func(self, func):
1228
 
        class mock_dbus_python(object):
1229
 
            """mock dbus-python module"""
1230
 
            class exceptions(object):
1231
 
                """Pseudo-namespace"""
1232
 
                class DBusException(Exception):
1233
 
                    pass
1234
 
            class SystemBus(object):
1235
 
                @staticmethod
1236
 
                def get_object(busname, objectpath):
1237
 
                    DBusObject = collections.namedtuple(
1238
 
                        "DBusObject", ("methodname",))
1239
 
                    def method(*args, **kwargs):
1240
 
                        self.assertEqual({"dbus_interface":
1241
 
                                          "interface"},
1242
 
                                         kwargs)
1243
 
                        return func(*args)
1244
 
                    return DBusObject(methodname=method)
1245
 
            class Boolean(object):
1246
 
                def __init__(self, value):
1247
 
                    self.value = bool(value)
1248
 
                def __bool__(self):
1249
 
                    return self.value
1250
 
                if sys.version_info.major == 2:
1251
 
                    __nonzero__ = __bool__
1252
 
            class ObjectPath(str):
1253
 
                pass
1254
 
            class Dictionary(dict):
1255
 
                pass
1256
 
        return mock_dbus_python
1257
 
 
1258
 
    def call_method(self, bus, methodname, busname, objectpath,
1259
 
                    interface, *args):
1260
 
        with self.assertLogs(log, logging.DEBUG):
1261
 
            return bus.call_method(methodname, busname, objectpath,
1262
 
                                   interface, *args)
1263
 
 
1264
 
    def test_call_method_returns(self):
1265
 
        expected_method_return = Unique()
1266
 
        method_args = (Unique(), Unique())
1267
 
        def func(*args):
1268
 
            self.assertEqual(len(method_args), len(args))
1269
 
            for marg, arg in zip(method_args, args):
1270
 
                self.assertIs(marg, arg)
1271
 
            return expected_method_return
1272
 
        mock_dbus_python = self.MockDBusPython_func(func)
1273
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1274
 
        ret = self.call_method(bus, "methodname", "busname",
1275
 
                               "objectpath", "interface",
1276
 
                               *method_args)
1277
 
        self.assertIs(ret, expected_method_return)
1278
 
 
1279
 
    def test_call_method_filters_bool_true(self):
1280
 
        def func():
1281
 
            return method_return
1282
 
        mock_dbus_python = self.MockDBusPython_func(func)
1283
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1284
 
        method_return = mock_dbus_python.Boolean(True)
1285
 
        ret = self.call_method(bus, "methodname", "busname",
1286
 
                               "objectpath", "interface")
1287
 
        self.assertTrue(ret)
1288
 
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
1289
 
 
1290
 
    def test_call_method_filters_bool_false(self):
1291
 
        def func():
1292
 
            return method_return
1293
 
        mock_dbus_python = self.MockDBusPython_func(func)
1294
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1295
 
        method_return = mock_dbus_python.Boolean(False)
1296
 
        ret = self.call_method(bus, "methodname", "busname",
1297
 
                               "objectpath", "interface")
1298
 
        self.assertFalse(ret)
1299
 
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
1300
 
 
1301
 
    def test_call_method_filters_objectpath(self):
1302
 
        def func():
1303
 
            return method_return
1304
 
        mock_dbus_python = self.MockDBusPython_func(func)
1305
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1306
 
        method_return = mock_dbus_python.ObjectPath("objectpath")
1307
 
        ret = self.call_method(bus, "methodname", "busname",
1308
 
                               "objectpath", "interface")
1309
 
        self.assertEqual("objectpath", ret)
1310
 
        self.assertIsNot("objectpath", ret)
1311
 
        self.assertNotIsInstance(ret, mock_dbus_python.ObjectPath)
1312
 
 
1313
 
    def test_call_method_filters_booleans_in_dict(self):
1314
 
        def func():
1315
 
            return method_return
1316
 
        mock_dbus_python = self.MockDBusPython_func(func)
1317
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1318
 
        method_return = mock_dbus_python.Dictionary(
1319
 
        {mock_dbus_python.Boolean(True):
1320
 
         mock_dbus_python.Boolean(False),
1321
 
         mock_dbus_python.Boolean(False):
1322
 
         mock_dbus_python.Boolean(True)})
1323
 
        ret = self.call_method(bus, "methodname", "busname",
1324
 
                               "objectpath", "interface")
1325
 
        expected_method_return = {True: False,
1326
 
                                  False: True}
1327
 
        self.assertEqual(expected_method_return, ret)
1328
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1329
 
 
1330
 
    def test_call_method_filters_objectpaths_in_dict(self):
1331
 
        def func():
1332
 
            return method_return
1333
 
        mock_dbus_python = self.MockDBusPython_func(func)
1334
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1335
 
        method_return = mock_dbus_python.Dictionary(
1336
 
        {mock_dbus_python.ObjectPath("objectpath_key_1"):
1337
 
         mock_dbus_python.ObjectPath("objectpath_value_1"),
1338
 
         mock_dbus_python.ObjectPath("objectpath_key_2"):
1339
 
         mock_dbus_python.ObjectPath("objectpath_value_2")})
1340
 
        ret = self.call_method(bus, "methodname", "busname",
1341
 
                               "objectpath", "interface")
1342
 
        expected_method_return = {str(key): str(value)
1343
 
                                  for key, value in
1344
 
                                  method_return.items()}
1345
 
        self.assertEqual(expected_method_return, ret)
1346
 
        self.assertIsInstance(ret, dict)
1347
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1348
 
 
1349
 
    def test_call_method_filters_dict_in_dict(self):
1350
 
        def func():
1351
 
            return method_return
1352
 
        mock_dbus_python = self.MockDBusPython_func(func)
1353
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1354
 
        method_return = mock_dbus_python.Dictionary(
1355
 
        {"key1": mock_dbus_python.Dictionary({"key11": "value11",
1356
 
                                              "key12": "value12"}),
1357
 
         "key2": mock_dbus_python.Dictionary({"key21": "value21",
1358
 
                                              "key22": "value22"})})
1359
 
        ret = self.call_method(bus, "methodname", "busname",
1360
 
                               "objectpath", "interface")
1361
 
        expected_method_return = {
1362
 
            "key1": {"key11": "value11",
1363
 
                     "key12": "value12"},
1364
 
            "key2": {"key21": "value21",
1365
 
                     "key22": "value22"},
1366
 
        }
1367
 
        self.assertEqual(expected_method_return, ret)
1368
 
        self.assertIsInstance(ret, dict)
1369
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1370
 
        for key, value in ret.items():
1371
 
            self.assertIsInstance(value, dict)
1372
 
            self.assertEqual(expected_method_return[key], value)
1373
 
            self.assertNotIsInstance(value,
1374
 
                                     mock_dbus_python.Dictionary)
1375
 
 
1376
 
    def test_call_method_filters_dict_three_deep(self):
1377
 
        def func():
1378
 
            return method_return
1379
 
        mock_dbus_python = self.MockDBusPython_func(func)
1380
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1381
 
        method_return = mock_dbus_python.Dictionary(
1382
 
            {"key1":
1383
 
             mock_dbus_python.Dictionary(
1384
 
                 {"key2":
1385
 
                  mock_dbus_python.Dictionary(
1386
 
                      {"key3":
1387
 
                       mock_dbus_python.Boolean(True),
1388
 
                       }),
1389
 
                  }),
1390
 
             })
1391
 
        ret = self.call_method(bus, "methodname", "busname",
1392
 
                               "objectpath", "interface")
1393
 
        expected_method_return = {"key1": {"key2": {"key3": True}}}
1394
 
        self.assertEqual(expected_method_return, ret)
1395
 
        self.assertIsInstance(ret, dict)
1396
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1397
 
        self.assertIsInstance(ret["key1"], dict)
1398
 
        self.assertNotIsInstance(ret["key1"],
1399
 
                                 mock_dbus_python.Dictionary)
1400
 
        self.assertIsInstance(ret["key1"]["key2"], dict)
1401
 
        self.assertNotIsInstance(ret["key1"]["key2"],
1402
 
                                 mock_dbus_python.Dictionary)
1403
 
        self.assertTrue(ret["key1"]["key2"]["key3"])
1404
 
        self.assertNotIsInstance(ret["key1"]["key2"]["key3"],
1405
 
                                 mock_dbus_python.Boolean)
1406
 
 
1407
 
    def test_call_method_handles_exception(self):
1408
 
        dbus_logger = logging.getLogger("dbus.proxies")
1409
 
 
1410
 
        def func():
1411
 
            dbus_logger.error("Test")
1412
 
            raise mock_dbus_python.exceptions.DBusException()
1413
 
 
1414
 
        mock_dbus_python = self.MockDBusPython_func(func)
1415
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1416
 
 
1417
 
        class CountingHandler(logging.Handler):
1418
 
            count = 0
1419
 
            def emit(self, record):
1420
 
                self.count += 1
1421
 
 
1422
 
        counting_handler = CountingHandler()
1423
 
 
1424
 
        dbus_logger.addHandler(counting_handler)
1425
 
 
1426
 
        try:
1427
 
            with self.assertRaises(dbus.Error) as e:
1428
 
                self.call_method(bus, "methodname", "busname",
1429
 
                                 "objectpath", "interface")
1430
 
        finally:
1431
 
            dbus_logger.removeFilter(counting_handler)
1432
 
 
1433
 
        self.assertNotIsInstance(e, dbus.ConnectFailed)
1434
 
 
1435
 
        # Make sure the dbus logger was suppressed
1436
 
        self.assertEqual(0, counting_handler.count)
1437
 
 
1438
 
    def test_get_object_converts_to_correct_exception(self):
1439
 
        bus = dbus_python_adapter.SystemBus(
1440
 
            self.fake_dbus_python_raises_exception_on_connect)
1441
 
        with self.assertRaises(dbus.ConnectFailed):
1442
 
            self.call_method(bus, "methodname", "busname",
1443
 
                             "objectpath", "interface")
1444
 
 
1445
 
    class fake_dbus_python_raises_exception_on_connect(object):
1446
 
        """fake dbus-python module"""
1447
 
        class exceptions(object):
1448
 
            """Pseudo-namespace"""
1449
 
            class DBusException(Exception):
1450
 
                pass
1451
 
 
1452
 
        @classmethod
1453
 
        def SystemBus(cls):
1454
 
            def get_object(busname, objectpath):
1455
 
                raise cls.exceptions.DBusException()
1456
 
            Bus = collections.namedtuple("Bus", ["get_object"])
1457
 
            return Bus(get_object=get_object)
1458
 
 
1459
 
 
1460
 
class Test_dbus_python_adapter_CachingBus(unittest.TestCase):
1461
 
    class mock_dbus_python(object):
1462
 
        """mock dbus-python modules"""
1463
 
        class SystemBus(object):
1464
 
            @staticmethod
1465
 
            def get_object(busname, objectpath):
1466
 
                return Unique()
1467
 
 
1468
 
    def setUp(self):
1469
 
        self.bus = dbus_python_adapter.CachingBus(
1470
 
            self.mock_dbus_python)
1471
 
 
1472
 
    def test_returns_distinct_objectpaths(self):
1473
 
        obj1 = self.bus.get_object("busname", "objectpath1")
1474
 
        self.assertIsInstance(obj1, Unique)
1475
 
        obj2 = self.bus.get_object("busname", "objectpath2")
1476
 
        self.assertIsInstance(obj2, Unique)
1477
 
        self.assertIsNot(obj1, obj2)
1478
 
 
1479
 
    def test_returns_distinct_busnames(self):
1480
 
        obj1 = self.bus.get_object("busname1", "objectpath")
1481
 
        self.assertIsInstance(obj1, Unique)
1482
 
        obj2 = self.bus.get_object("busname2", "objectpath")
1483
 
        self.assertIsInstance(obj2, Unique)
1484
 
        self.assertIsNot(obj1, obj2)
1485
 
 
1486
 
    def test_returns_distinct_both(self):
1487
 
        obj1 = self.bus.get_object("busname1", "objectpath")
1488
 
        self.assertIsInstance(obj1, Unique)
1489
 
        obj2 = self.bus.get_object("busname2", "objectpath")
1490
 
        self.assertIsInstance(obj2, Unique)
1491
 
        self.assertIsNot(obj1, obj2)
1492
 
 
1493
 
    def test_returns_same(self):
1494
 
        obj1 = self.bus.get_object("busname", "objectpath")
1495
 
        self.assertIsInstance(obj1, Unique)
1496
 
        obj2 = self.bus.get_object("busname", "objectpath")
1497
 
        self.assertIsInstance(obj2, Unique)
1498
 
        self.assertIs(obj1, obj2)
1499
 
 
1500
 
    def test_returns_same_old(self):
1501
 
        obj1 = self.bus.get_object("busname1", "objectpath1")
1502
 
        self.assertIsInstance(obj1, Unique)
1503
 
        obj2 = self.bus.get_object("busname2", "objectpath2")
1504
 
        self.assertIsInstance(obj2, Unique)
1505
 
        obj1b = self.bus.get_object("busname1", "objectpath1")
1506
 
        self.assertIsInstance(obj1b, Unique)
1507
 
        self.assertIsNot(obj1, obj2)
1508
 
        self.assertIsNot(obj2, obj1b)
1509
 
        self.assertIs(obj1, obj1b)
1510
 
 
1511
 
 
1512
 
class Test_commands_from_options(unittest.TestCase):
1513
 
 
1514
 
    def setUp(self):
1515
 
        self.parser = argparse.ArgumentParser()
1516
 
        add_command_line_options(self.parser)
1517
 
 
1518
 
    def test_is_enabled(self):
1519
 
        self.assert_command_from_args(["--is-enabled", "client"],
1520
 
                                      command.IsEnabled)
1521
 
 
1522
 
    def assert_command_from_args(self, args, command_cls,
1523
 
                                 **cmd_attrs):
1524
 
        """Assert that parsing ARGS should result in an instance of
1525
 
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1526
 
        options = self.parser.parse_args(args)
1527
 
        check_option_syntax(self.parser, options)
1528
 
        commands = commands_from_options(options)
1529
 
        self.assertEqual(1, len(commands))
1530
 
        command = commands[0]
1531
 
        self.assertIsInstance(command, command_cls)
1532
 
        for key, value in cmd_attrs.items():
1533
 
            self.assertEqual(value, getattr(command, key))
1534
 
 
1535
 
    def test_is_enabled_short(self):
1536
 
        self.assert_command_from_args(["-V", "client"],
1537
 
                                      command.IsEnabled)
1538
 
 
1539
 
    def test_approve(self):
1540
 
        self.assert_command_from_args(["--approve", "client"],
1541
 
                                      command.Approve)
1542
 
 
1543
 
    def test_approve_short(self):
1544
 
        self.assert_command_from_args(["-A", "client"],
1545
 
                                      command.Approve)
1546
 
 
1547
 
    def test_deny(self):
1548
 
        self.assert_command_from_args(["--deny", "client"],
1549
 
                                      command.Deny)
1550
 
 
1551
 
    def test_deny_short(self):
1552
 
        self.assert_command_from_args(["-D", "client"], command.Deny)
1553
 
 
1554
 
    def test_remove(self):
1555
 
        self.assert_command_from_args(["--remove", "client"],
1556
 
                                      command.Remove)
1557
 
 
1558
 
    def test_deny_before_remove(self):
1559
 
        options = self.parser.parse_args(["--deny", "--remove",
1560
 
                                          "client"])
1561
 
        check_option_syntax(self.parser, options)
1562
 
        commands = commands_from_options(options)
1563
 
        self.assertEqual(2, len(commands))
1564
 
        self.assertIsInstance(commands[0], command.Deny)
1565
 
        self.assertIsInstance(commands[1], command.Remove)
1566
 
 
1567
 
    def test_deny_before_remove_reversed(self):
1568
 
        options = self.parser.parse_args(["--remove", "--deny",
1569
 
                                          "--all"])
1570
 
        check_option_syntax(self.parser, options)
1571
 
        commands = commands_from_options(options)
1572
 
        self.assertEqual(2, len(commands))
1573
 
        self.assertIsInstance(commands[0], command.Deny)
1574
 
        self.assertIsInstance(commands[1], command.Remove)
1575
 
 
1576
 
    def test_remove_short(self):
1577
 
        self.assert_command_from_args(["-r", "client"],
1578
 
                                      command.Remove)
1579
 
 
1580
 
    def test_dump_json(self):
1581
 
        self.assert_command_from_args(["--dump-json"],
1582
 
                                      command.DumpJSON)
1583
 
 
1584
 
    def test_enable(self):
1585
 
        self.assert_command_from_args(["--enable", "client"],
1586
 
                                      command.Enable)
1587
 
 
1588
 
    def test_enable_short(self):
1589
 
        self.assert_command_from_args(["-e", "client"],
1590
 
                                      command.Enable)
1591
 
 
1592
 
    def test_disable(self):
1593
 
        self.assert_command_from_args(["--disable", "client"],
1594
 
                                      command.Disable)
1595
 
 
1596
 
    def test_disable_short(self):
1597
 
        self.assert_command_from_args(["-d", "client"],
1598
 
                                      command.Disable)
1599
 
 
1600
 
    def test_bump_timeout(self):
1601
 
        self.assert_command_from_args(["--bump-timeout", "client"],
1602
 
                                      command.BumpTimeout)
1603
 
 
1604
 
    def test_bump_timeout_short(self):
1605
 
        self.assert_command_from_args(["-b", "client"],
1606
 
                                      command.BumpTimeout)
1607
 
 
1608
 
    def test_start_checker(self):
1609
 
        self.assert_command_from_args(["--start-checker", "client"],
1610
 
                                      command.StartChecker)
1611
 
 
1612
 
    def test_stop_checker(self):
1613
 
        self.assert_command_from_args(["--stop-checker", "client"],
1614
 
                                      command.StopChecker)
1615
 
 
1616
 
    def test_approve_by_default(self):
1617
 
        self.assert_command_from_args(["--approve-by-default",
1618
 
                                       "client"],
1619
 
                                      command.ApproveByDefault)
1620
 
 
1621
 
    def test_deny_by_default(self):
1622
 
        self.assert_command_from_args(["--deny-by-default", "client"],
1623
 
                                      command.DenyByDefault)
1624
 
 
1625
 
    def test_checker(self):
1626
 
        self.assert_command_from_args(["--checker", ":", "client"],
1627
 
                                      command.SetChecker,
1628
 
                                      value_to_set=":")
1629
 
 
1630
 
    def test_checker_empty(self):
1631
 
        self.assert_command_from_args(["--checker", "", "client"],
1632
 
                                      command.SetChecker,
1633
 
                                      value_to_set="")
1634
 
 
1635
 
    def test_checker_short(self):
1636
 
        self.assert_command_from_args(["-c", ":", "client"],
1637
 
                                      command.SetChecker,
1638
 
                                      value_to_set=":")
1639
 
 
1640
 
    def test_host(self):
1641
 
        self.assert_command_from_args(
1642
 
            ["--host", "client.example.org", "client"],
1643
 
            command.SetHost, value_to_set="client.example.org")
1644
 
 
1645
 
    def test_host_short(self):
1646
 
        self.assert_command_from_args(
1647
 
            ["-H", "client.example.org", "client"], command.SetHost,
1648
 
            value_to_set="client.example.org")
1649
 
 
1650
 
    def test_secret_devnull(self):
1651
 
        self.assert_command_from_args(["--secret", os.path.devnull,
1652
 
                                       "client"], command.SetSecret,
1653
 
                                      value_to_set=b"")
1654
 
 
1655
 
    def test_secret_tempfile(self):
1656
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1657
 
            value = b"secret\0xyzzy\nbar"
1658
 
            f.write(value)
1659
 
            f.seek(0)
1660
 
            self.assert_command_from_args(["--secret", f.name,
1661
 
                                           "client"],
1662
 
                                          command.SetSecret,
1663
 
                                          value_to_set=value)
1664
 
 
1665
 
    def test_secret_devnull_short(self):
1666
 
        self.assert_command_from_args(["-s", os.path.devnull,
1667
 
                                       "client"], command.SetSecret,
1668
 
                                      value_to_set=b"")
1669
 
 
1670
 
    def test_secret_tempfile_short(self):
1671
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1672
 
            value = b"secret\0xyzzy\nbar"
1673
 
            f.write(value)
1674
 
            f.seek(0)
1675
 
            self.assert_command_from_args(["-s", f.name, "client"],
1676
 
                                          command.SetSecret,
1677
 
                                          value_to_set=value)
1678
 
 
1679
 
    def test_timeout(self):
1680
 
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
1681
 
                                      command.SetTimeout,
1682
 
                                      value_to_set=300000)
1683
 
 
1684
 
    def test_timeout_short(self):
1685
 
        self.assert_command_from_args(["-t", "PT5M", "client"],
1686
 
                                      command.SetTimeout,
1687
 
                                      value_to_set=300000)
1688
 
 
1689
 
    def test_extended_timeout(self):
1690
 
        self.assert_command_from_args(["--extended-timeout", "PT15M",
1691
 
                                       "client"],
1692
 
                                      command.SetExtendedTimeout,
1693
 
                                      value_to_set=900000)
1694
 
 
1695
 
    def test_interval(self):
1696
 
        self.assert_command_from_args(["--interval", "PT2M",
1697
 
                                       "client"], command.SetInterval,
1698
 
                                      value_to_set=120000)
1699
 
 
1700
 
    def test_interval_short(self):
1701
 
        self.assert_command_from_args(["-i", "PT2M", "client"],
1702
 
                                      command.SetInterval,
1703
 
                                      value_to_set=120000)
1704
 
 
1705
 
    def test_approval_delay(self):
1706
 
        self.assert_command_from_args(["--approval-delay", "PT30S",
1707
 
                                       "client"],
1708
 
                                      command.SetApprovalDelay,
1709
 
                                      value_to_set=30000)
1710
 
 
1711
 
    def test_approval_duration(self):
1712
 
        self.assert_command_from_args(["--approval-duration", "PT1S",
1713
 
                                       "client"],
1714
 
                                      command.SetApprovalDuration,
1715
 
                                      value_to_set=1000)
1716
 
 
1717
 
    def test_print_table(self):
1718
 
        self.assert_command_from_args([], command.PrintTable,
1719
 
                                      verbose=False)
1720
 
 
1721
 
    def test_print_table_verbose(self):
1722
 
        self.assert_command_from_args(["--verbose"],
1723
 
                                      command.PrintTable,
1724
 
                                      verbose=True)
1725
 
 
1726
 
    def test_print_table_verbose_short(self):
1727
 
        self.assert_command_from_args(["-v"], command.PrintTable,
1728
 
                                      verbose=True)
1729
 
 
1730
 
 
1731
 
class TestCommand(unittest.TestCase):
1732
 
    """Abstract class for tests of command classes"""
1733
 
 
1734
 
    class FakeMandosBus(dbus.MandosBus):
1735
 
        def __init__(self, testcase):
1736
 
            self.client_properties = {
1737
 
                "Name": "foo",
1738
 
                "KeyID": ("92ed150794387c03ce684574b1139a65"
1739
 
                          "94a34f895daaaf09fd8ea90a27cddb12"),
1740
 
                "Secret": b"secret",
1741
 
                "Host": "foo.example.org",
1742
 
                "Enabled": True,
1743
 
                "Timeout": 300000,
1744
 
                "LastCheckedOK": "2019-02-03T00:00:00",
1745
 
                "Created": "2019-01-02T00:00:00",
1746
 
                "Interval": 120000,
1747
 
                "Fingerprint": ("778827225BA7DE539C5A"
1748
 
                                "7CFA59CFF7CDBD9A5920"),
1749
 
                "CheckerRunning": False,
1750
 
                "LastEnabled": "2019-01-03T00:00:00",
1751
 
                "ApprovalPending": False,
1752
 
                "ApprovedByDefault": True,
1753
 
                "LastApprovalRequest": "",
1754
 
                "ApprovalDelay": 0,
1755
 
                "ApprovalDuration": 1000,
1756
 
                "Checker": "fping -q -- %(host)s",
1757
 
                "ExtendedTimeout": 900000,
1758
 
                "Expires": "2019-02-04T00:00:00",
1759
 
                "LastCheckerStatus": 0,
1760
 
            }
1761
 
            self.other_client_properties = {
1762
 
                "Name": "barbar",
1763
 
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1764
 
                          "6ab612cff5ad227247e46c2b020f441c"),
1765
 
                "Secret": b"secretbar",
1766
 
                "Host": "192.0.2.3",
1767
 
                "Enabled": True,
1768
 
                "Timeout": 300000,
1769
 
                "LastCheckedOK": "2019-02-04T00:00:00",
1770
 
                "Created": "2019-01-03T00:00:00",
1771
 
                "Interval": 120000,
1772
 
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
1773
 
                                "F547B3A107558FCA3A27"),
1774
 
                "CheckerRunning": True,
1775
 
                "LastEnabled": "2019-01-04T00:00:00",
1776
 
                "ApprovalPending": False,
1777
 
                "ApprovedByDefault": False,
1778
 
                "LastApprovalRequest": "2019-01-03T00:00:00",
1779
 
                "ApprovalDelay": 30000,
1780
 
                "ApprovalDuration": 93785000,
1781
 
                "Checker": ":",
1782
 
                "ExtendedTimeout": 900000,
1783
 
                "Expires": "2019-02-05T00:00:00",
1784
 
                "LastCheckerStatus": -2,
1785
 
            }
1786
 
            self.clients =  collections.OrderedDict(
1787
 
                [
1788
 
                    ("client_objectpath", self.client_properties),
1789
 
                    ("other_client_objectpath",
1790
 
                     self.other_client_properties),
1791
 
                ])
1792
 
            self.one_client = {"client_objectpath":
1793
 
                               self.client_properties}
1794
 
            self.testcase = testcase
1795
 
            self.calls = []
1796
 
 
1797
 
        def call_method(self, methodname, busname, objectpath,
1798
 
                        interface, *args):
1799
 
            self.testcase.assertEqual("se.recompile.Mandos", busname)
1800
 
            self.calls.append((methodname, busname, objectpath,
1801
 
                               interface, args))
1802
 
            if interface == "org.freedesktop.DBus.Properties":
1803
 
                if methodname == "Set":
1804
 
                    self.testcase.assertEqual(3, len(args))
1805
 
                    interface, key, value = args
1806
 
                    self.testcase.assertEqual(
1807
 
                        "se.recompile.Mandos.Client", interface)
1808
 
                    self.clients[objectpath][key] = value
1809
 
                    return
1810
 
            elif interface == "se.recompile.Mandos":
1811
 
                self.testcase.assertEqual("RemoveClient", methodname)
1812
 
                self.testcase.assertEqual(1, len(args))
1813
 
                clientpath = args[0]
1814
 
                del self.clients[clientpath]
1815
 
                return
1816
 
            elif interface == "se.recompile.Mandos.Client":
1817
 
                if methodname == "Approve":
1818
 
                    self.testcase.assertEqual(1, len(args))
1819
 
                    return
1820
 
            raise ValueError()
1821
 
 
1822
 
    def setUp(self):
1823
 
        self.bus = self.FakeMandosBus(self)
1824
 
 
1825
 
 
1826
 
class TestBaseCommands(TestCommand):
1827
 
 
1828
 
    def test_IsEnabled_exits_successfully(self):
1829
 
        with self.assertRaises(SystemExit) as e:
1830
 
            command.IsEnabled().run(self.bus.one_client)
1831
 
        if e.exception.code is not None:
1832
 
            self.assertEqual(0, e.exception.code)
1833
 
        else:
1834
 
            self.assertIsNone(e.exception.code)
1835
 
 
1836
 
    def test_IsEnabled_exits_with_failure(self):
1837
 
        self.bus.client_properties["Enabled"] = False
1838
 
        with self.assertRaises(SystemExit) as e:
1839
 
            command.IsEnabled().run(self.bus.one_client)
1840
 
        if isinstance(e.exception.code, int):
1841
 
            self.assertNotEqual(0, e.exception.code)
1842
 
        else:
1843
 
            self.assertIsNotNone(e.exception.code)
1844
 
 
1845
 
    def test_Approve(self):
1846
 
        busname = "se.recompile.Mandos"
1847
 
        client_interface = "se.recompile.Mandos.Client"
1848
 
        command.Approve().run(self.bus.clients, self.bus)
1849
 
        for clientpath in self.bus.clients:
1850
 
            self.assertIn(("Approve", busname, clientpath,
1851
 
                           client_interface, (True,)), self.bus.calls)
1852
 
 
1853
 
    def test_Deny(self):
1854
 
        busname = "se.recompile.Mandos"
1855
 
        client_interface = "se.recompile.Mandos.Client"
1856
 
        command.Deny().run(self.bus.clients, self.bus)
1857
 
        for clientpath in self.bus.clients:
1858
 
            self.assertIn(("Approve", busname, clientpath,
1859
 
                           client_interface, (False,)),
1860
 
                          self.bus.calls)
1861
 
 
1862
 
    def test_Remove(self):
1863
 
        command.Remove().run(self.bus.clients, self.bus)
1864
 
        for clientpath in self.bus.clients:
1865
 
            self.assertIn(("RemoveClient", dbus_busname,
1866
 
                           dbus_server_path, dbus_server_interface,
1867
 
                           (clientpath,)), self.bus.calls)
1868
 
 
1869
 
    expected_json = {
1870
 
        "foo": {
1871
 
            "Name": "foo",
1872
 
            "KeyID": ("92ed150794387c03ce684574b1139a65"
1873
 
                      "94a34f895daaaf09fd8ea90a27cddb12"),
1874
 
            "Host": "foo.example.org",
1875
 
            "Enabled": True,
1876
 
            "Timeout": 300000,
1877
 
            "LastCheckedOK": "2019-02-03T00:00:00",
1878
 
            "Created": "2019-01-02T00:00:00",
1879
 
            "Interval": 120000,
1880
 
            "Fingerprint": ("778827225BA7DE539C5A"
1881
 
                            "7CFA59CFF7CDBD9A5920"),
1882
 
            "CheckerRunning": False,
1883
 
            "LastEnabled": "2019-01-03T00:00:00",
1884
 
            "ApprovalPending": False,
1885
 
            "ApprovedByDefault": True,
1886
 
            "LastApprovalRequest": "",
1887
 
            "ApprovalDelay": 0,
1888
 
            "ApprovalDuration": 1000,
1889
 
            "Checker": "fping -q -- %(host)s",
1890
 
            "ExtendedTimeout": 900000,
1891
 
            "Expires": "2019-02-04T00:00:00",
1892
 
            "LastCheckerStatus": 0,
1893
 
        },
1894
 
        "barbar": {
1895
 
            "Name": "barbar",
1896
 
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1897
 
                      "6ab612cff5ad227247e46c2b020f441c"),
1898
 
            "Host": "192.0.2.3",
1899
 
            "Enabled": True,
1900
 
            "Timeout": 300000,
1901
 
            "LastCheckedOK": "2019-02-04T00:00:00",
1902
 
            "Created": "2019-01-03T00:00:00",
1903
 
            "Interval": 120000,
1904
 
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
1905
 
                            "F547B3A107558FCA3A27"),
1906
 
            "CheckerRunning": True,
1907
 
            "LastEnabled": "2019-01-04T00:00:00",
1908
 
            "ApprovalPending": False,
1909
 
            "ApprovedByDefault": False,
1910
 
            "LastApprovalRequest": "2019-01-03T00:00:00",
1911
 
            "ApprovalDelay": 30000,
1912
 
            "ApprovalDuration": 93785000,
1913
 
            "Checker": ":",
1914
 
            "ExtendedTimeout": 900000,
1915
 
            "Expires": "2019-02-05T00:00:00",
1916
 
            "LastCheckerStatus": -2,
1917
 
        },
1918
 
    }
1919
 
 
1920
 
    def test_DumpJSON_normal(self):
1921
 
        with self.capture_stdout_to_buffer() as buffer:
1922
 
            command.DumpJSON().run(self.bus.clients)
1923
 
        json_data = json.loads(buffer.getvalue())
1924
 
        self.assertDictEqual(self.expected_json, json_data)
1925
 
 
1926
 
    @staticmethod
1927
 
    @contextlib.contextmanager
1928
 
    def capture_stdout_to_buffer():
1929
 
        capture_buffer = io.StringIO()
1930
 
        old_stdout = sys.stdout
1931
 
        sys.stdout = capture_buffer
1932
 
        try:
1933
 
            yield capture_buffer
1934
 
        finally:
1935
 
            sys.stdout = old_stdout
1936
 
 
1937
 
    def test_DumpJSON_one_client(self):
1938
 
        with self.capture_stdout_to_buffer() as buffer:
1939
 
            command.DumpJSON().run(self.bus.one_client)
1940
 
        json_data = json.loads(buffer.getvalue())
1941
 
        expected_json = {"foo": self.expected_json["foo"]}
1942
 
        self.assertDictEqual(expected_json, json_data)
1943
 
 
1944
 
    def test_PrintTable_normal(self):
1945
 
        with self.capture_stdout_to_buffer() as buffer:
1946
 
            command.PrintTable().run(self.bus.clients)
1947
 
        expected_output = "\n".join((
1948
 
            "Name   Enabled Timeout  Last Successful Check",
1949
 
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
1950
 
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
1951
 
        )) + "\n"
1952
 
        self.assertEqual(expected_output, buffer.getvalue())
1953
 
 
1954
 
    def test_PrintTable_verbose(self):
1955
 
        with self.capture_stdout_to_buffer() as buffer:
1956
 
            command.PrintTable(verbose=True).run(self.bus.clients)
1957
 
        columns = (
1958
 
            (
1959
 
                "Name   ",
1960
 
                "foo    ",
1961
 
                "barbar ",
1962
 
            ),(
1963
 
                "Enabled ",
1964
 
                "Yes     ",
1965
 
                "Yes     ",
1966
 
            ),(
1967
 
                "Timeout  ",
1968
 
                "00:05:00 ",
1969
 
                "00:05:00 ",
1970
 
            ),(
1971
 
                "Last Successful Check ",
1972
 
                "2019-02-03T00:00:00   ",
1973
 
                "2019-02-04T00:00:00   ",
1974
 
            ),(
1975
 
                "Created             ",
1976
 
                "2019-01-02T00:00:00 ",
1977
 
                "2019-01-03T00:00:00 ",
1978
 
            ),(
1979
 
                "Interval ",
1980
 
                "00:02:00 ",
1981
 
                "00:02:00 ",
1982
 
            ),(
1983
 
                "Host            ",
1984
 
                "foo.example.org ",
1985
 
                "192.0.2.3       ",
1986
 
            ),(
1987
 
                ("Key ID                                             "
1988
 
                 "              "),
1989
 
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
1990
 
                 "ea90a27cddb12 "),
1991
 
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
1992
 
                 "46c2b020f441c "),
1993
 
            ),(
1994
 
                "Fingerprint                              ",
1995
 
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
1996
 
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
1997
 
            ),(
1998
 
                "Check Is Running ",
1999
 
                "No               ",
2000
 
                "Yes              ",
2001
 
            ),(
2002
 
                "Last Enabled        ",
2003
 
                "2019-01-03T00:00:00 ",
2004
 
                "2019-01-04T00:00:00 ",
2005
 
            ),(
2006
 
                "Approval Is Pending ",
2007
 
                "No                  ",
2008
 
                "No                  ",
2009
 
            ),(
2010
 
                "Approved By Default ",
2011
 
                "Yes                 ",
2012
 
                "No                  ",
2013
 
            ),(
2014
 
                "Last Approval Request ",
2015
 
                "                      ",
2016
 
                "2019-01-03T00:00:00   ",
2017
 
            ),(
2018
 
                "Approval Delay ",
2019
 
                "00:00:00       ",
2020
 
                "00:00:30       ",
2021
 
            ),(
2022
 
                "Approval Duration ",
2023
 
                "00:00:01          ",
2024
 
                "1T02:03:05        ",
2025
 
            ),(
2026
 
                "Checker              ",
2027
 
                "fping -q -- %(host)s ",
2028
 
                ":                    ",
2029
 
            ),(
2030
 
                "Extended Timeout ",
2031
 
                "00:15:00         ",
2032
 
                "00:15:00         ",
2033
 
            ),(
2034
 
                "Expires             ",
2035
 
                "2019-02-04T00:00:00 ",
2036
 
                "2019-02-05T00:00:00 ",
2037
 
            ),(
2038
 
                "Last Checker Status",
2039
 
                "0                  ",
2040
 
                "-2                 ",
2041
 
            )
2042
 
        )
2043
 
        num_lines = max(len(rows) for rows in columns)
2044
 
        expected_output = ("\n".join("".join(rows[line]
2045
 
                                             for rows in columns)
2046
 
                                     for line in range(num_lines))
2047
 
                           + "\n")
2048
 
        self.assertEqual(expected_output, buffer.getvalue())
2049
 
 
2050
 
    def test_PrintTable_one_client(self):
2051
 
        with self.capture_stdout_to_buffer() as buffer:
2052
 
            command.PrintTable().run(self.bus.one_client)
2053
 
        expected_output = "\n".join((
2054
 
            "Name Enabled Timeout  Last Successful Check",
2055
 
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
2056
 
        )) + "\n"
2057
 
        self.assertEqual(expected_output, buffer.getvalue())
2058
 
 
2059
 
 
2060
 
class TestPropertySetterCmd(TestCommand):
2061
 
    """Abstract class for tests of command.PropertySetter classes"""
2062
 
 
2063
 
    def runTest(self):
2064
 
        if not hasattr(self, "command"):
2065
 
            return              # Abstract TestCase class
2066
 
 
2067
 
        if hasattr(self, "values_to_set"):
2068
 
            cmd_args = [(value,) for value in self.values_to_set]
2069
 
            values_to_get = getattr(self, "values_to_get",
2070
 
                                    self.values_to_set)
2071
 
        else:
2072
 
            cmd_args = [() for x in range(len(self.values_to_get))]
2073
 
            values_to_get = self.values_to_get
2074
 
        for value_to_get, cmd_arg in zip(values_to_get, cmd_args):
2075
 
            for clientpath in self.bus.clients:
2076
 
                self.bus.clients[clientpath][self.propname] = (
2077
 
                    Unique())
2078
 
            self.command(*cmd_arg).run(self.bus.clients, self.bus)
2079
 
            for clientpath in self.bus.clients:
2080
 
                value = (self.bus.clients[clientpath]
2081
 
                         [self.propname])
2082
 
                self.assertNotIsInstance(value, Unique)
2083
 
                self.assertEqual(value_to_get, value)
2084
 
 
2085
 
 
2086
 
class TestEnableCmd(TestPropertySetterCmd):
2087
 
    command = command.Enable
2088
 
    propname = "Enabled"
2089
 
    values_to_get = [True]
2090
 
 
2091
 
 
2092
 
class TestDisableCmd(TestPropertySetterCmd):
2093
 
    command = command.Disable
2094
 
    propname = "Enabled"
2095
 
    values_to_get = [False]
2096
 
 
2097
 
 
2098
 
class TestBumpTimeoutCmd(TestPropertySetterCmd):
2099
 
    command = command.BumpTimeout
2100
 
    propname = "LastCheckedOK"
2101
 
    values_to_get = [""]
2102
 
 
2103
 
 
2104
 
class TestStartCheckerCmd(TestPropertySetterCmd):
2105
 
    command = command.StartChecker
2106
 
    propname = "CheckerRunning"
2107
 
    values_to_get = [True]
2108
 
 
2109
 
 
2110
 
class TestStopCheckerCmd(TestPropertySetterCmd):
2111
 
    command = command.StopChecker
2112
 
    propname = "CheckerRunning"
2113
 
    values_to_get = [False]
2114
 
 
2115
 
 
2116
 
class TestApproveByDefaultCmd(TestPropertySetterCmd):
2117
 
    command = command.ApproveByDefault
2118
 
    propname = "ApprovedByDefault"
2119
 
    values_to_get = [True]
2120
 
 
2121
 
 
2122
 
class TestDenyByDefaultCmd(TestPropertySetterCmd):
2123
 
    command = command.DenyByDefault
2124
 
    propname = "ApprovedByDefault"
2125
 
    values_to_get = [False]
2126
 
 
2127
 
 
2128
 
class TestSetCheckerCmd(TestPropertySetterCmd):
2129
 
    command = command.SetChecker
2130
 
    propname = "Checker"
2131
 
    values_to_set = ["", ":", "fping -q -- %s"]
2132
 
 
2133
 
 
2134
 
class TestSetHostCmd(TestPropertySetterCmd):
2135
 
    command = command.SetHost
2136
 
    propname = "Host"
2137
 
    values_to_set = ["192.0.2.3", "client.example.org"]
2138
 
 
2139
 
 
2140
 
class TestSetSecretCmd(TestPropertySetterCmd):
2141
 
    command = command.SetSecret
2142
 
    propname = "Secret"
2143
 
    values_to_set = [io.BytesIO(b""),
2144
 
                     io.BytesIO(b"secret\0xyzzy\nbar")]
2145
 
    values_to_get = [f.getvalue() for f in values_to_set]
2146
 
 
2147
 
 
2148
 
class TestSetTimeoutCmd(TestPropertySetterCmd):
2149
 
    command = command.SetTimeout
2150
 
    propname = "Timeout"
2151
 
    values_to_set = [datetime.timedelta(),
2152
 
                     datetime.timedelta(minutes=5),
2153
 
                     datetime.timedelta(seconds=1),
2154
 
                     datetime.timedelta(weeks=1),
2155
 
                     datetime.timedelta(weeks=52)]
2156
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2157
 
 
2158
 
 
2159
 
class TestSetExtendedTimeoutCmd(TestPropertySetterCmd):
2160
 
    command = command.SetExtendedTimeout
2161
 
    propname = "ExtendedTimeout"
2162
 
    values_to_set = [datetime.timedelta(),
2163
 
                     datetime.timedelta(minutes=5),
2164
 
                     datetime.timedelta(seconds=1),
2165
 
                     datetime.timedelta(weeks=1),
2166
 
                     datetime.timedelta(weeks=52)]
2167
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2168
 
 
2169
 
 
2170
 
class TestSetIntervalCmd(TestPropertySetterCmd):
2171
 
    command = command.SetInterval
2172
 
    propname = "Interval"
2173
 
    values_to_set = [datetime.timedelta(),
2174
 
                     datetime.timedelta(minutes=5),
2175
 
                     datetime.timedelta(seconds=1),
2176
 
                     datetime.timedelta(weeks=1),
2177
 
                     datetime.timedelta(weeks=52)]
2178
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2179
 
 
2180
 
 
2181
 
class TestSetApprovalDelayCmd(TestPropertySetterCmd):
2182
 
    command = command.SetApprovalDelay
2183
 
    propname = "ApprovalDelay"
2184
 
    values_to_set = [datetime.timedelta(),
2185
 
                     datetime.timedelta(minutes=5),
2186
 
                     datetime.timedelta(seconds=1),
2187
 
                     datetime.timedelta(weeks=1),
2188
 
                     datetime.timedelta(weeks=52)]
2189
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2190
 
 
2191
 
 
2192
 
class TestSetApprovalDurationCmd(TestPropertySetterCmd):
2193
 
    command = command.SetApprovalDuration
2194
 
    propname = "ApprovalDuration"
2195
 
    values_to_set = [datetime.timedelta(),
2196
 
                     datetime.timedelta(minutes=5),
2197
 
                     datetime.timedelta(seconds=1),
2198
 
                     datetime.timedelta(weeks=1),
2199
 
                     datetime.timedelta(weeks=52)]
2200
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2201
 
 
2202
 
 
2203
 
 
2204
 
def should_only_run_tests():
2205
 
    parser = argparse.ArgumentParser(add_help=False)
2206
 
    parser.add_argument("--check", action='store_true')
2207
 
    args, unknown_args = parser.parse_known_args()
2208
 
    run_tests = args.check
2209
 
    if run_tests:
2210
 
        # Remove --check argument from sys.argv
2211
 
        sys.argv[1:] = unknown_args
2212
 
    return run_tests
2213
 
 
2214
 
# Add all tests from doctest strings
2215
 
def load_tests(loader, tests, none):
2216
 
    import doctest
2217
 
    tests.addTests(doctest.DocTestSuite())
2218
 
    return tests
2219
 
 
2220
 
if __name__ == "__main__":
2221
 
    try:
2222
 
        if should_only_run_tests():
2223
 
            # Call using ./tdd-python-script --check [--verbose]
2224
 
            unittest.main()
2225
 
        else:
2226
 
            main()
2227
 
    finally:
2228
 
        logging.shutdown()