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* INSTALL (Prerequisites/Mandos Server): Added "PyGObject".

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1
#!/usr/bin/python
2
 
# -*- after-save-hook: (lambda () (let ((command (if (fboundp 'file-local-name) (file-local-name (buffer-file-name)) (or (file-remote-p (buffer-file-name) 'localname) (buffer-file-name))))) (if (= (progn (if (get-buffer "*Test*") (kill-buffer "*Test*")) (process-file-shell-command (format "%s --check" (shell-quote-argument command)) nil "*Test*")) 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w))) (progn (with-current-buffer "*Test*" (compilation-mode)) (display-buffer "*Test*" '(display-buffer-in-side-window)))))); coding: utf-8 -*-
3
 
#
4
 
# Mandos Monitor - Control and monitor the Mandos server
5
 
#
6
 
# Copyright © 2008-2019 Teddy Hogeborn
7
 
# Copyright © 2008-2019 Björn Påhlsson
8
 
#
9
 
# This file is part of Mandos.
10
 
#
11
 
# Mandos is free software: you can redistribute it and/or modify it
12
 
# under the terms of the GNU General Public License as published by
13
 
# the Free Software Foundation, either version 3 of the License, or
14
 
# (at your option) any later version.
15
 
#
16
 
#     Mandos is distributed in the hope that it will be useful, but
17
 
#     WITHOUT ANY WARRANTY; without even the implied warranty of
18
 
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19
 
#     GNU General Public License for more details.
20
 
#
21
 
# You should have received a copy of the GNU General Public License
22
 
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
23
 
#
24
 
# Contact the authors at <mandos@recompile.se>.
25
 
#
26
 
 
27
 
from __future__ import (division, absolute_import, print_function,
28
 
                        unicode_literals)
29
 
 
30
 
try:
31
 
    from future_builtins import *
32
 
except ImportError:
33
 
    pass
34
 
 
 
2
# -*- mode: python; coding: utf-8 -*-
 
3
 
 
4
from __future__ import division
35
5
import sys
36
 
import argparse
 
6
import dbus
 
7
from optparse import OptionParser
37
8
import locale
38
9
import datetime
39
10
import re
40
 
import os
41
 
import collections
42
 
import json
43
 
import unittest
44
 
import logging
45
 
import io
46
 
import tempfile
47
 
import contextlib
48
 
 
49
 
try:
50
 
    import pydbus
51
 
    import gi
52
 
    dbus_python = None
53
 
except ImportError:
54
 
    import dbus as dbus_python
55
 
    pydbus = None
56
 
    class gi(object):
57
 
        """Dummy gi module, for the tests"""
58
 
        class repository(object):
59
 
            class GLib(object):
60
 
                class Error(Exception):
61
 
                    pass
62
 
 
63
 
# Show warnings by default
64
 
if not sys.warnoptions:
65
 
    import warnings
66
 
    warnings.simplefilter("default")
67
 
 
68
 
log = logging.getLogger(sys.argv[0])
69
 
logging.basicConfig(level="INFO", # Show info level messages
70
 
                    format="%(message)s") # Show basic log messages
71
 
 
72
 
logging.captureWarnings(True)   # Show warnings via the logging system
73
 
 
74
 
if sys.version_info.major == 2:
75
 
    str = unicode
76
 
    import StringIO
77
 
    io.StringIO = StringIO.StringIO
78
 
 
79
 
locale.setlocale(locale.LC_ALL, "")
80
 
 
81
 
version = "1.8.5"
82
 
 
83
 
 
84
 
def main():
85
 
    parser = argparse.ArgumentParser()
86
 
    add_command_line_options(parser)
87
 
 
88
 
    options = parser.parse_args()
89
 
    check_option_syntax(parser, options)
90
 
 
91
 
    clientnames = options.client
92
 
 
93
 
    if options.debug:
94
 
        log.setLevel(logging.DEBUG)
95
 
 
96
 
    if pydbus is not None:
97
 
        bus = pydbus_adapter.CachingBus(pydbus)
98
 
    else:
99
 
        bus = dbus_python_adapter.CachingBus(dbus_python)
100
 
 
101
 
    try:
102
 
        all_clients = bus.get_clients_and_properties()
103
 
    except dbus.ConnectFailed as e:
104
 
        log.critical("Could not connect to Mandos server: %s", e)
105
 
        sys.exit(1)
106
 
    except dbus.Error as e:
107
 
        log.critical(
108
 
            "Failed to access Mandos server through D-Bus:\n%s", e)
109
 
        sys.exit(1)
110
 
 
111
 
    # Compile dict of (clientpath: properties) to process
112
 
    if not clientnames:
113
 
        clients = all_clients
114
 
    else:
115
 
        clients = {}
116
 
        for name in clientnames:
117
 
            for objpath, properties in all_clients.items():
118
 
                if properties["Name"] == name:
119
 
                    clients[objpath] = properties
120
 
                    break
 
11
 
 
12
locale.setlocale(locale.LC_ALL, u'')
 
13
 
 
14
tablewords = {
 
15
    'name': u'Name',
 
16
    'enabled': u'Enabled',
 
17
    'timeout': u'Timeout',
 
18
    'last_checked_ok': u'Last Successful Check',
 
19
    'created': u'Created',
 
20
    'interval': u'Interval',
 
21
    'host': u'Host',
 
22
    'fingerprint': u'Fingerprint',
 
23
    'checker_running': u'Check Is Running',
 
24
    'last_enabled': u'Last Enabled',
 
25
    'checker': u'Checker',
 
26
    }
 
27
defaultkeywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
 
28
                   'checker')
 
29
busname = 'org.mandos-system.Mandos'
 
30
server_path = '/Mandos'
 
31
server_interface = 'org.mandos_system.Mandos'
 
32
client_interface = 'org.mandos_system.Mandos.Client'
 
33
version = "1.0.5"
 
34
 
 
35
bus = dbus.SystemBus()
 
36
mandos_dbus_objc = bus.get_object(busname, server_path)
 
37
mandos_serv = dbus.Interface(mandos_dbus_objc,
 
38
                             dbus_interface = server_interface)
 
39
mandos_clients = mandos_serv.GetAllClientsWithProperties()
 
40
 
 
41
def datetime_to_milliseconds(dt):
 
42
    "Return the 'timeout' attribute in milliseconds"
 
43
    return ((dt.days * 24 * 60 * 60 * 1000)
 
44
            + (dt.seconds * 1000)
 
45
            + (dt.microseconds // 1000))
 
46
 
 
47
def milliseconds_to_string(ms):
 
48
    td = datetime.timedelta(0, 0, 0, ms)
 
49
    return "%s%02d:%02d:%02d" % (("%dT" % td.days) if td.days else "", # days
 
50
                           td.seconds // 3600,        # hours
 
51
                           (td.seconds % 3600) // 60, # minutes
 
52
                           (td.seconds % 60))         # seconds
 
53
 
 
54
 
 
55
def string_to_delta(interval):
 
56
    """Parse a string and return a datetime.timedelta
 
57
 
 
58
    >>> string_to_delta('7d')
 
59
    datetime.timedelta(7)
 
60
    >>> string_to_delta('60s')
 
61
    datetime.timedelta(0, 60)
 
62
    >>> string_to_delta('60m')
 
63
    datetime.timedelta(0, 3600)
 
64
    >>> string_to_delta('24h')
 
65
    datetime.timedelta(1)
 
66
    >>> string_to_delta(u'1w')
 
67
    datetime.timedelta(7)
 
68
    >>> string_to_delta('5m 30s')
 
69
    datetime.timedelta(0, 330)
 
70
    """
 
71
    timevalue = datetime.timedelta(0)
 
72
    regexp = re.compile("\d+[dsmhw]")
 
73
    
 
74
    for s in regexp.findall(interval):
 
75
        try:
 
76
            suffix = unicode(s[-1])
 
77
            value = int(s[:-1])
 
78
            if suffix == u"d":
 
79
                delta = datetime.timedelta(value)
 
80
            elif suffix == u"s":
 
81
                delta = datetime.timedelta(0, value)
 
82
            elif suffix == u"m":
 
83
                delta = datetime.timedelta(0, 0, 0, 0, value)
 
84
            elif suffix == u"h":
 
85
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
 
86
            elif suffix == u"w":
 
87
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
121
88
            else:
122
 
                log.critical("Client not found on server: %r", name)
123
 
                sys.exit(1)
124
 
 
125
 
    commands = commands_from_options(options)
126
 
 
127
 
    for command in commands:
128
 
        command.run(clients, bus)
129
 
 
130
 
 
131
 
def add_command_line_options(parser):
132
 
    parser.add_argument("--version", action="version",
133
 
                        version="%(prog)s {}".format(version),
134
 
                        help="show version number and exit")
135
 
    parser.add_argument("-a", "--all", action="store_true",
136
 
                        help="Select all clients")
137
 
    parser.add_argument("-v", "--verbose", action="store_true",
138
 
                        help="Print all fields")
139
 
    parser.add_argument("-j", "--dump-json", dest="commands",
140
 
                        action="append_const", default=[],
141
 
                        const=command.DumpJSON(),
142
 
                        help="Dump client data in JSON format")
143
 
    enable_disable = parser.add_mutually_exclusive_group()
144
 
    enable_disable.add_argument("-e", "--enable", dest="commands",
145
 
                                action="append_const", default=[],
146
 
                                const=command.Enable(),
147
 
                                help="Enable client")
148
 
    enable_disable.add_argument("-d", "--disable", dest="commands",
149
 
                                action="append_const", default=[],
150
 
                                const=command.Disable(),
151
 
                                help="disable client")
152
 
    parser.add_argument("-b", "--bump-timeout", dest="commands",
153
 
                        action="append_const", default=[],
154
 
                        const=command.BumpTimeout(),
155
 
                        help="Bump timeout for client")
156
 
    start_stop_checker = parser.add_mutually_exclusive_group()
157
 
    start_stop_checker.add_argument("--start-checker",
158
 
                                    dest="commands",
159
 
                                    action="append_const", default=[],
160
 
                                    const=command.StartChecker(),
161
 
                                    help="Start checker for client")
162
 
    start_stop_checker.add_argument("--stop-checker", dest="commands",
163
 
                                    action="append_const", default=[],
164
 
                                    const=command.StopChecker(),
165
 
                                    help="Stop checker for client")
166
 
    parser.add_argument("-V", "--is-enabled", dest="commands",
167
 
                        action="append_const", default=[],
168
 
                        const=command.IsEnabled(),
169
 
                        help="Check if client is enabled")
170
 
    parser.add_argument("-r", "--remove", dest="commands",
171
 
                        action="append_const", default=[],
172
 
                        const=command.Remove(),
173
 
                        help="Remove client")
174
 
    parser.add_argument("-c", "--checker", dest="commands",
175
 
                        action="append", default=[],
176
 
                        metavar="COMMAND", type=command.SetChecker,
177
 
                        help="Set checker command for client")
178
 
    parser.add_argument(
179
 
        "-t", "--timeout", dest="commands", action="append",
180
 
        default=[], metavar="TIME",
181
 
        type=command.SetTimeout.argparse(string_to_delta),
182
 
        help="Set timeout for client")
183
 
    parser.add_argument(
184
 
        "--extended-timeout", dest="commands", action="append",
185
 
        default=[], metavar="TIME",
186
 
        type=command.SetExtendedTimeout.argparse(string_to_delta),
187
 
        help="Set extended timeout for client")
188
 
    parser.add_argument(
189
 
        "-i", "--interval", dest="commands", action="append",
190
 
        default=[], metavar="TIME",
191
 
        type=command.SetInterval.argparse(string_to_delta),
192
 
        help="Set checker interval for client")
193
 
    approve_deny_default = parser.add_mutually_exclusive_group()
194
 
    approve_deny_default.add_argument(
195
 
        "--approve-by-default", dest="commands",
196
 
        action="append_const", default=[],
197
 
        const=command.ApproveByDefault(),
198
 
        help="Set client to be approved by default")
199
 
    approve_deny_default.add_argument(
200
 
        "--deny-by-default", dest="commands",
201
 
        action="append_const", default=[],
202
 
        const=command.DenyByDefault(),
203
 
        help="Set client to be denied by default")
204
 
    parser.add_argument(
205
 
        "--approval-delay", dest="commands", action="append",
206
 
        default=[], metavar="TIME",
207
 
        type=command.SetApprovalDelay.argparse(string_to_delta),
208
 
        help="Set delay before client approve/deny")
209
 
    parser.add_argument(
210
 
        "--approval-duration", dest="commands", action="append",
211
 
        default=[], metavar="TIME",
212
 
        type=command.SetApprovalDuration.argparse(string_to_delta),
213
 
        help="Set duration of one client approval")
214
 
    parser.add_argument("-H", "--host", dest="commands",
215
 
                        action="append", default=[], metavar="STRING",
216
 
                        type=command.SetHost,
217
 
                        help="Set host for client")
218
 
    parser.add_argument(
219
 
        "-s", "--secret", dest="commands", action="append",
220
 
        default=[], metavar="FILENAME",
221
 
        type=command.SetSecret.argparse(argparse.FileType(mode="rb")),
222
 
        help="Set password blob (file) for client")
223
 
    approve_deny = parser.add_mutually_exclusive_group()
224
 
    approve_deny.add_argument(
225
 
        "-A", "--approve", dest="commands", action="append_const",
226
 
        default=[], const=command.Approve(),
227
 
        help="Approve any current client request")
228
 
    approve_deny.add_argument("-D", "--deny", dest="commands",
229
 
                              action="append_const", default=[],
230
 
                              const=command.Deny(),
231
 
                              help="Deny any current client request")
232
 
    parser.add_argument("--debug", action="store_true",
233
 
                        help="Debug mode (show D-Bus commands)")
234
 
    parser.add_argument("--check", action="store_true",
235
 
                        help="Run self-test")
236
 
    parser.add_argument("client", nargs="*", help="Client name")
237
 
 
238
 
 
239
 
def string_to_delta(interval):
240
 
    """Parse a string and return a datetime.timedelta"""
241
 
 
242
 
    try:
243
 
        return rfc3339_duration_to_delta(interval)
244
 
    except ValueError as e:
245
 
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
246
 
                    ' '.join(e.args))
247
 
    return parse_pre_1_6_1_interval(interval)
248
 
 
249
 
 
250
 
def rfc3339_duration_to_delta(duration):
251
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
252
 
 
253
 
    >>> rfc3339_duration_to_delta("P7D") == datetime.timedelta(7)
254
 
    True
255
 
    >>> rfc3339_duration_to_delta("PT60S") == datetime.timedelta(0, 60)
256
 
    True
257
 
    >>> rfc3339_duration_to_delta("PT60M") == datetime.timedelta(hours=1)
258
 
    True
259
 
    >>> # 60 months
260
 
    >>> rfc3339_duration_to_delta("P60M") == datetime.timedelta(1680)
261
 
    True
262
 
    >>> rfc3339_duration_to_delta("PT24H") == datetime.timedelta(1)
263
 
    True
264
 
    >>> rfc3339_duration_to_delta("P1W") == datetime.timedelta(7)
265
 
    True
266
 
    >>> rfc3339_duration_to_delta("PT5M30S") == datetime.timedelta(0, 330)
267
 
    True
268
 
    >>> rfc3339_duration_to_delta("P1DT3M20S") == datetime.timedelta(1, 200)
269
 
    True
270
 
    >>> # Can not be empty:
271
 
    >>> rfc3339_duration_to_delta("")
272
 
    Traceback (most recent call last):
273
 
    ...
274
 
    ValueError: Invalid RFC 3339 duration: ""
275
 
    >>> # Must start with "P":
276
 
    >>> rfc3339_duration_to_delta("1D")
277
 
    Traceback (most recent call last):
278
 
    ...
279
 
    ValueError: Invalid RFC 3339 duration: "1D"
280
 
    >>> # Must use correct order
281
 
    >>> rfc3339_duration_to_delta("PT1S2M")
282
 
    Traceback (most recent call last):
283
 
    ...
284
 
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
285
 
    >>> # Time needs time marker
286
 
    >>> rfc3339_duration_to_delta("P1H2S")
287
 
    Traceback (most recent call last):
288
 
    ...
289
 
    ValueError: Invalid RFC 3339 duration: "P1H2S"
290
 
    >>> # Weeks can not be combined with anything else
291
 
    >>> rfc3339_duration_to_delta("P1D2W")
292
 
    Traceback (most recent call last):
293
 
    ...
294
 
    ValueError: Invalid RFC 3339 duration: "P1D2W"
295
 
    >>> rfc3339_duration_to_delta("P2W2H")
296
 
    Traceback (most recent call last):
297
 
    ...
298
 
    ValueError: Invalid RFC 3339 duration: "P2W2H"
299
 
    """
300
 
 
301
 
    # Parsing an RFC 3339 duration with regular expressions is not
302
 
    # possible - there would have to be multiple places for the same
303
 
    # values, like seconds.  The current code, while more esoteric, is
304
 
    # cleaner without depending on a parsing library.  If Python had a
305
 
    # built-in library for parsing we would use it, but we'd like to
306
 
    # avoid excessive use of external libraries.
307
 
 
308
 
    # New type for defining tokens, syntax, and semantics all-in-one
309
 
    Token = collections.namedtuple("Token", (
310
 
        "regexp",  # To match token; if "value" is not None, must have
311
 
                   # a "group" containing digits
312
 
        "value",   # datetime.timedelta or None
313
 
        "followers"))           # Tokens valid after this token
314
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
315
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
316
 
    token_end = Token(re.compile(r"$"), None, frozenset())
317
 
    token_second = Token(re.compile(r"(\d+)S"),
318
 
                         datetime.timedelta(seconds=1),
319
 
                         frozenset((token_end, )))
320
 
    token_minute = Token(re.compile(r"(\d+)M"),
321
 
                         datetime.timedelta(minutes=1),
322
 
                         frozenset((token_second, token_end)))
323
 
    token_hour = Token(re.compile(r"(\d+)H"),
324
 
                       datetime.timedelta(hours=1),
325
 
                       frozenset((token_minute, token_end)))
326
 
    token_time = Token(re.compile(r"T"),
327
 
                       None,
328
 
                       frozenset((token_hour, token_minute,
329
 
                                  token_second)))
330
 
    token_day = Token(re.compile(r"(\d+)D"),
331
 
                      datetime.timedelta(days=1),
332
 
                      frozenset((token_time, token_end)))
333
 
    token_month = Token(re.compile(r"(\d+)M"),
334
 
                        datetime.timedelta(weeks=4),
335
 
                        frozenset((token_day, token_end)))
336
 
    token_year = Token(re.compile(r"(\d+)Y"),
337
 
                       datetime.timedelta(weeks=52),
338
 
                       frozenset((token_month, token_end)))
339
 
    token_week = Token(re.compile(r"(\d+)W"),
340
 
                       datetime.timedelta(weeks=1),
341
 
                       frozenset((token_end, )))
342
 
    token_duration = Token(re.compile(r"P"), None,
343
 
                           frozenset((token_year, token_month,
344
 
                                      token_day, token_time,
345
 
                                      token_week)))
346
 
    # Define starting values:
347
 
    # Value so far
348
 
    value = datetime.timedelta()
349
 
    found_token = None
350
 
    # Following valid tokens
351
 
    followers = frozenset((token_duration, ))
352
 
    # String left to parse
353
 
    s = duration
354
 
    # Loop until end token is found
355
 
    while found_token is not token_end:
356
 
        # Search for any currently valid tokens
357
 
        for token in followers:
358
 
            match = token.regexp.match(s)
359
 
            if match is not None:
360
 
                # Token found
361
 
                if token.value is not None:
362
 
                    # Value found, parse digits
363
 
                    factor = int(match.group(1), 10)
364
 
                    # Add to value so far
365
 
                    value += factor * token.value
366
 
                # Strip token from string
367
 
                s = token.regexp.sub("", s, 1)
368
 
                # Go to found token
369
 
                found_token = token
370
 
                # Set valid next tokens
371
 
                followers = found_token.followers
372
 
                break
373
 
        else:
374
 
            # No currently valid tokens were found
375
 
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
376
 
                             .format(duration))
377
 
    # End token found
378
 
    return value
379
 
 
380
 
 
381
 
def parse_pre_1_6_1_interval(interval):
382
 
    """Parse an interval string as documented by Mandos before 1.6.1,
383
 
    and return a datetime.timedelta
384
 
 
385
 
    >>> parse_pre_1_6_1_interval('7d') == datetime.timedelta(days=7)
386
 
    True
387
 
    >>> parse_pre_1_6_1_interval('60s') == datetime.timedelta(0, 60)
388
 
    True
389
 
    >>> parse_pre_1_6_1_interval('60m') == datetime.timedelta(hours=1)
390
 
    True
391
 
    >>> parse_pre_1_6_1_interval('24h') == datetime.timedelta(days=1)
392
 
    True
393
 
    >>> parse_pre_1_6_1_interval('1w') == datetime.timedelta(days=7)
394
 
    True
395
 
    >>> parse_pre_1_6_1_interval('5m 30s') == datetime.timedelta(0, 330)
396
 
    True
397
 
    >>> parse_pre_1_6_1_interval('') == datetime.timedelta(0)
398
 
    True
399
 
    >>> # Ignore unknown characters, allow any order and repetitions
400
 
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m') == datetime.timedelta(2, 480, 18000)
401
 
    True
402
 
 
403
 
    """
404
 
 
405
 
    value = datetime.timedelta(0)
406
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
407
 
 
408
 
    for num, suffix in regexp.findall(interval):
409
 
        if suffix == "d":
410
 
            value += datetime.timedelta(int(num))
411
 
        elif suffix == "s":
412
 
            value += datetime.timedelta(0, int(num))
413
 
        elif suffix == "m":
414
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
415
 
        elif suffix == "h":
416
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
417
 
        elif suffix == "w":
418
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
419
 
        elif suffix == "":
420
 
            value += datetime.timedelta(0, 0, 0, int(num))
421
 
    return value
422
 
 
423
 
 
424
 
def check_option_syntax(parser, options):
425
 
    """Apply additional restrictions on options, not expressible in
426
 
argparse"""
427
 
 
428
 
    def has_commands(options, commands=None):
429
 
        if commands is None:
430
 
            commands = (command.Enable,
431
 
                        command.Disable,
432
 
                        command.BumpTimeout,
433
 
                        command.StartChecker,
434
 
                        command.StopChecker,
435
 
                        command.IsEnabled,
436
 
                        command.Remove,
437
 
                        command.SetChecker,
438
 
                        command.SetTimeout,
439
 
                        command.SetExtendedTimeout,
440
 
                        command.SetInterval,
441
 
                        command.ApproveByDefault,
442
 
                        command.DenyByDefault,
443
 
                        command.SetApprovalDelay,
444
 
                        command.SetApprovalDuration,
445
 
                        command.SetHost,
446
 
                        command.SetSecret,
447
 
                        command.Approve,
448
 
                        command.Deny)
449
 
        return any(isinstance(cmd, commands)
450
 
                   for cmd in options.commands)
451
 
 
452
 
    if has_commands(options) and not (options.client or options.all):
453
 
        parser.error("Options require clients names or --all.")
454
 
    if options.verbose and has_commands(options):
455
 
        parser.error("--verbose can only be used alone.")
456
 
    if (has_commands(options, (command.DumpJSON,))
457
 
        and (options.verbose or len(options.commands) > 1)):
458
 
        parser.error("--dump-json can only be used alone.")
459
 
    if options.all and not has_commands(options):
460
 
        parser.error("--all requires an action.")
461
 
    if (has_commands(options, (command.IsEnabled,))
462
 
        and len(options.client) > 1):
463
 
        parser.error("--is-enabled requires exactly one client")
464
 
    if (len(options.commands) > 1
465
 
        and has_commands(options, (command.Remove,))
466
 
        and not has_commands(options, (command.Deny,))):
467
 
        parser.error("--remove can only be combined with --deny")
468
 
 
469
 
 
470
 
class dbus(object):
471
 
 
472
 
    class SystemBus(object):
473
 
 
474
 
        object_manager_iface = "org.freedesktop.DBus.ObjectManager"
475
 
        def get_managed_objects(self, busname, objectpath):
476
 
            return self.call_method("GetManagedObjects", busname,
477
 
                                    objectpath,
478
 
                                    self.object_manager_iface)
479
 
 
480
 
        properties_iface = "org.freedesktop.DBus.Properties"
481
 
        def set_property(self, busname, objectpath, interface, key,
482
 
                         value):
483
 
            self.call_method("Set", busname, objectpath,
484
 
                             self.properties_iface, interface, key,
485
 
                             value)
486
 
 
487
 
 
488
 
    class MandosBus(SystemBus):
489
 
        busname_domain = "se.recompile"
490
 
        busname = busname_domain + ".Mandos"
491
 
        server_path = "/"
492
 
        server_interface = busname_domain + ".Mandos"
493
 
        client_interface = busname_domain + ".Mandos.Client"
494
 
        del busname_domain
495
 
 
496
 
        def get_clients_and_properties(self):
497
 
            managed_objects = self.get_managed_objects(
498
 
                self.busname, self.server_path)
499
 
            return {objpath: properties[self.client_interface]
500
 
                    for objpath, properties in managed_objects.items()
501
 
                    if self.client_interface in properties}
502
 
 
503
 
        def set_client_property(self, objectpath, key, value):
504
 
            return self.set_property(self.busname, objectpath,
505
 
                                     self.client_interface, key,
506
 
                                     value)
507
 
 
508
 
        def call_client_method(self, objectpath, method, *args):
509
 
            return self.call_method(method, self.busname, objectpath,
510
 
                                    self.client_interface, *args)
511
 
 
512
 
        def call_server_method(self, method, *args):
513
 
            return self.call_method(method, self.busname,
514
 
                                    self.server_path,
515
 
                                    self.server_interface, *args)
516
 
 
517
 
    class Error(Exception):
518
 
        pass
519
 
 
520
 
    class ConnectFailed(Error):
521
 
        pass
522
 
 
523
 
 
524
 
class dbus_python_adapter(object):
525
 
 
526
 
    class SystemBus(dbus.MandosBus):
527
 
        """Use dbus-python"""
528
 
 
529
 
        def __init__(self, module=dbus_python):
530
 
            self.dbus_python = module
531
 
            self.bus = self.dbus_python.SystemBus()
532
 
 
533
 
        @contextlib.contextmanager
534
 
        def convert_exception(self, exception_class=dbus.Error):
535
 
            try:
536
 
                yield
537
 
            except self.dbus_python.exceptions.DBusException as e:
538
 
                # This does what "raise from" would do
539
 
                exc = exception_class(*e.args)
540
 
                exc.__cause__ = e
541
 
                raise exc
542
 
 
543
 
        def call_method(self, methodname, busname, objectpath,
544
 
                        interface, *args):
545
 
            proxy_object = self.get_object(busname, objectpath)
546
 
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
547
 
                      interface, methodname,
548
 
                      ", ".join(repr(a) for a in args))
549
 
            method = getattr(proxy_object, methodname)
550
 
            with self.convert_exception():
551
 
                with dbus_python_adapter.SilenceLogger(
552
 
                        "dbus.proxies"):
553
 
                    value = method(*args, dbus_interface=interface)
554
 
            return self.type_filter(value)
555
 
 
556
 
        def get_object(self, busname, objectpath):
557
 
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
558
 
                      busname, objectpath)
559
 
            with self.convert_exception(dbus.ConnectFailed):
560
 
                return self.bus.get_object(busname, objectpath)
561
 
 
562
 
        def type_filter(self, value):
563
 
            """Convert the most bothersome types to Python types"""
564
 
            if isinstance(value, self.dbus_python.Boolean):
565
 
                return bool(value)
566
 
            if isinstance(value, self.dbus_python.ObjectPath):
567
 
                return str(value)
568
 
            # Also recurse into dictionaries
569
 
            if isinstance(value, self.dbus_python.Dictionary):
570
 
                return {self.type_filter(key):
571
 
                        self.type_filter(subval)
572
 
                        for key, subval in value.items()}
573
 
            return value
574
 
 
575
 
        def set_client_property(self, objectpath, key, value):
576
 
            if key == "Secret":
577
 
                if not isinstance(value, bytes):
578
 
                    value = value.encode("utf-8")
579
 
                value = self.dbus_python.ByteArray(value)
580
 
            return self.set_property(self.busname, objectpath,
581
 
                                     self.client_interface, key,
582
 
                                     value)
583
 
 
584
 
    class SilenceLogger(object):
585
 
        "Simple context manager to silence a particular logger"
586
 
        def __init__(self, loggername):
587
 
            self.logger = logging.getLogger(loggername)
588
 
 
589
 
        def __enter__(self):
590
 
            self.logger.addFilter(self.nullfilter)
591
 
 
592
 
        class NullFilter(logging.Filter):
593
 
            def filter(self, record):
594
 
                return False
595
 
 
596
 
        nullfilter = NullFilter()
597
 
 
598
 
        def __exit__(self, exc_type, exc_val, exc_tb):
599
 
            self.logger.removeFilter(self.nullfilter)
600
 
 
601
 
 
602
 
    class CachingBus(SystemBus):
603
 
        """A caching layer for dbus_python_adapter.SystemBus"""
604
 
        def __init__(self, *args, **kwargs):
605
 
            self.object_cache = {}
606
 
            super(dbus_python_adapter.CachingBus,
607
 
                  self).__init__(*args, **kwargs)
608
 
        def get_object(self, busname, objectpath):
609
 
            try:
610
 
                return self.object_cache[(busname, objectpath)]
611
 
            except KeyError:
612
 
                new_object = super(
613
 
                    dbus_python_adapter.CachingBus,
614
 
                    self).get_object(busname, objectpath)
615
 
                self.object_cache[(busname, objectpath)]  = new_object
616
 
                return new_object
617
 
 
618
 
 
619
 
class pydbus_adapter(object):
620
 
    class SystemBus(dbus.MandosBus):
621
 
        def __init__(self, module=pydbus):
622
 
            self.pydbus = module
623
 
            self.bus = self.pydbus.SystemBus()
624
 
 
625
 
        @contextlib.contextmanager
626
 
        def convert_exception(self, exception_class=dbus.Error):
627
 
            try:
628
 
                yield
629
 
            except gi.repository.GLib.Error as e:
630
 
                # This does what "raise from" would do
631
 
                exc = exception_class(*e.args)
632
 
                exc.__cause__ = e
633
 
                raise exc
634
 
 
635
 
        def call_method(self, methodname, busname, objectpath,
636
 
                        interface, *args):
637
 
            proxy_object = self.get(busname, objectpath)
638
 
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
639
 
                      interface, methodname,
640
 
                      ", ".join(repr(a) for a in args))
641
 
            method = getattr(proxy_object[interface], methodname)
642
 
            with self.convert_exception():
643
 
                return method(*args)
644
 
 
645
 
        def get(self, busname, objectpath):
646
 
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
647
 
                      busname, objectpath)
648
 
            with self.convert_exception(dbus.ConnectFailed):
649
 
                if sys.version_info.major <= 2:
650
 
                    with warnings.catch_warnings():
651
 
                        warnings.filterwarnings(
652
 
                            "ignore", "", DeprecationWarning,
653
 
                            r"^xml\.etree\.ElementTree$")
654
 
                        return self.bus.get(busname, objectpath)
655
 
                else:
656
 
                    return self.bus.get(busname, objectpath)
657
 
 
658
 
        def set_property(self, busname, objectpath, interface, key,
659
 
                         value):
660
 
            proxy_object = self.get(busname, objectpath)
661
 
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", busname,
662
 
                      objectpath, self.properties_iface, interface,
663
 
                      key, value)
664
 
            setattr(proxy_object[interface], key, value)
665
 
 
666
 
    class CachingBus(SystemBus):
667
 
        """A caching layer for pydbus_adapter.SystemBus"""
668
 
        def __init__(self, *args, **kwargs):
669
 
            self.object_cache = {}
670
 
            super(pydbus_adapter.CachingBus,
671
 
                  self).__init__(*args, **kwargs)
672
 
        def get(self, busname, objectpath):
673
 
            try:
674
 
                return self.object_cache[(busname, objectpath)]
675
 
            except KeyError:
676
 
                new_object = (super(pydbus_adapter.CachingBus, self)
677
 
                              .get(busname, objectpath))
678
 
                self.object_cache[(busname, objectpath)]  = new_object
679
 
                return new_object
680
 
 
681
 
 
682
 
def commands_from_options(options):
683
 
 
684
 
    commands = list(options.commands)
685
 
 
686
 
    def find_cmd(cmd, commands):
687
 
        i = 0
688
 
        for i, c in enumerate(commands):
689
 
            if isinstance(c, cmd):
690
 
                return i
691
 
        return i+1
692
 
 
693
 
    # If command.Remove is present, move any instances of command.Deny
694
 
    # to occur ahead of command.Remove.
695
 
    index_of_remove = find_cmd(command.Remove, commands)
696
 
    before_remove = commands[:index_of_remove]
697
 
    after_remove = commands[index_of_remove:]
698
 
    cleaned_after = []
699
 
    for cmd in after_remove:
700
 
        if isinstance(cmd, command.Deny):
701
 
            before_remove.append(cmd)
702
 
        else:
703
 
            cleaned_after.append(cmd)
704
 
    if cleaned_after != after_remove:
705
 
        commands = before_remove + cleaned_after
706
 
 
707
 
    # If no command option has been given, show table of clients,
708
 
    # optionally verbosely
709
 
    if not commands:
710
 
        commands.append(command.PrintTable(verbose=options.verbose))
711
 
 
712
 
    return commands
713
 
 
714
 
 
715
 
class command(object):
716
 
    """A namespace for command classes"""
717
 
 
718
 
    class Base(object):
719
 
        """Abstract base class for commands"""
720
 
        def run(self, clients, bus=None):
721
 
            """Normal commands should implement run_on_one_client(),
722
 
but commands which want to operate on all clients at the same time can
723
 
override this run() method instead.
724
 
"""
725
 
            self.bus = bus
726
 
            for client, properties in clients.items():
727
 
                self.run_on_one_client(client, properties)
728
 
 
729
 
 
730
 
    class IsEnabled(Base):
731
 
        def run(self, clients, bus=None):
732
 
            properties = next(iter(clients.values()))
733
 
            if properties["Enabled"]:
734
 
                sys.exit(0)
735
 
            sys.exit(1)
736
 
 
737
 
 
738
 
    class Approve(Base):
739
 
        def run_on_one_client(self, client, properties):
740
 
            self.bus.call_client_method(client, "Approve", True)
741
 
 
742
 
 
743
 
    class Deny(Base):
744
 
        def run_on_one_client(self, client, properties):
745
 
            self.bus.call_client_method(client, "Approve", False)
746
 
 
747
 
 
748
 
    class Remove(Base):
749
 
        def run(self, clients, bus):
750
 
            for clientpath in frozenset(clients.keys()):
751
 
                bus.call_server_method("RemoveClient", clientpath)
752
 
 
753
 
 
754
 
    class Output(Base):
755
 
        """Abstract class for commands outputting client details"""
756
 
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
757
 
                        "Created", "Interval", "Host", "KeyID",
758
 
                        "Fingerprint", "CheckerRunning",
759
 
                        "LastEnabled", "ApprovalPending",
760
 
                        "ApprovedByDefault", "LastApprovalRequest",
761
 
                        "ApprovalDelay", "ApprovalDuration",
762
 
                        "Checker", "ExtendedTimeout", "Expires",
763
 
                        "LastCheckerStatus")
764
 
 
765
 
 
766
 
    class DumpJSON(Output):
767
 
        def run(self, clients, bus=None):
768
 
            data = {properties["Name"]:
769
 
                    {key: properties[key]
770
 
                     for key in self.all_keywords}
771
 
                    for properties in clients.values()}
772
 
            print(json.dumps(data, indent=4, separators=(',', ': ')))
773
 
 
774
 
 
775
 
    class PrintTable(Output):
776
 
        def __init__(self, verbose=False):
777
 
            self.verbose = verbose
778
 
 
779
 
        def run(self, clients, bus=None):
780
 
            default_keywords = ("Name", "Enabled", "Timeout",
781
 
                                "LastCheckedOK")
782
 
            keywords = default_keywords
783
 
            if self.verbose:
784
 
                keywords = self.all_keywords
785
 
            print(self.TableOfClients(clients.values(), keywords))
786
 
 
787
 
        class TableOfClients(object):
788
 
            tableheaders = {
789
 
                "Name": "Name",
790
 
                "Enabled": "Enabled",
791
 
                "Timeout": "Timeout",
792
 
                "LastCheckedOK": "Last Successful Check",
793
 
                "LastApprovalRequest": "Last Approval Request",
794
 
                "Created": "Created",
795
 
                "Interval": "Interval",
796
 
                "Host": "Host",
797
 
                "Fingerprint": "Fingerprint",
798
 
                "KeyID": "Key ID",
799
 
                "CheckerRunning": "Check Is Running",
800
 
                "LastEnabled": "Last Enabled",
801
 
                "ApprovalPending": "Approval Is Pending",
802
 
                "ApprovedByDefault": "Approved By Default",
803
 
                "ApprovalDelay": "Approval Delay",
804
 
                "ApprovalDuration": "Approval Duration",
805
 
                "Checker": "Checker",
806
 
                "ExtendedTimeout": "Extended Timeout",
807
 
                "Expires": "Expires",
808
 
                "LastCheckerStatus": "Last Checker Status",
809
 
            }
810
 
 
811
 
            def __init__(self, clients, keywords):
812
 
                self.clients = clients
813
 
                self.keywords = keywords
814
 
 
815
 
            def __str__(self):
816
 
                return "\n".join(self.rows())
817
 
 
818
 
            if sys.version_info.major == 2:
819
 
                __unicode__ = __str__
820
 
                def __str__(self):
821
 
                    return str(self).encode(
822
 
                        locale.getpreferredencoding())
823
 
 
824
 
            def rows(self):
825
 
                format_string = self.row_formatting_string()
826
 
                rows = [self.header_line(format_string)]
827
 
                rows.extend(self.client_line(client, format_string)
828
 
                            for client in self.clients)
829
 
                return rows
830
 
 
831
 
            def row_formatting_string(self):
832
 
                "Format string used to format table rows"
833
 
                return " ".join("{{{key}:{width}}}".format(
834
 
                    width=max(len(self.tableheaders[key]),
835
 
                              *(len(self.string_from_client(client,
836
 
                                                            key))
837
 
                                for client in self.clients)),
838
 
                    key=key)
839
 
                                for key in self.keywords)
840
 
 
841
 
            def string_from_client(self, client, key):
842
 
                return self.valuetostring(client[key], key)
843
 
 
844
 
            @classmethod
845
 
            def valuetostring(cls, value, keyword):
846
 
                if isinstance(value, bool):
847
 
                    return "Yes" if value else "No"
848
 
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
849
 
                               "ApprovalDuration", "ExtendedTimeout"):
850
 
                    return cls.milliseconds_to_string(value)
851
 
                return str(value)
852
 
 
853
 
            def header_line(self, format_string):
854
 
                return format_string.format(**self.tableheaders)
855
 
 
856
 
            def client_line(self, client, format_string):
857
 
                return format_string.format(
858
 
                    **{key: self.string_from_client(client, key)
859
 
                       for key in self.keywords})
860
 
 
861
 
            @staticmethod
862
 
            def milliseconds_to_string(ms):
863
 
                td = datetime.timedelta(0, 0, 0, ms)
864
 
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
865
 
                        .format(days="{}T".format(td.days)
866
 
                                if td.days else "",
867
 
                                hours=td.seconds // 3600,
868
 
                                minutes=(td.seconds % 3600) // 60,
869
 
                                seconds=td.seconds % 60))
870
 
 
871
 
 
872
 
    class PropertySetter(Base):
873
 
        "Abstract class for Actions for setting one client property"
874
 
 
875
 
        def run_on_one_client(self, client, properties=None):
876
 
            """Set the Client's D-Bus property"""
877
 
            self.bus.set_client_property(client, self.propname,
878
 
                                         self.value_to_set)
879
 
 
880
 
        @property
881
 
        def propname(self):
882
 
            raise NotImplementedError()
883
 
 
884
 
 
885
 
    class Enable(PropertySetter):
886
 
        propname = "Enabled"
887
 
        value_to_set = True
888
 
 
889
 
 
890
 
    class Disable(PropertySetter):
891
 
        propname = "Enabled"
892
 
        value_to_set = False
893
 
 
894
 
 
895
 
    class BumpTimeout(PropertySetter):
896
 
        propname = "LastCheckedOK"
897
 
        value_to_set = ""
898
 
 
899
 
 
900
 
    class StartChecker(PropertySetter):
901
 
        propname = "CheckerRunning"
902
 
        value_to_set = True
903
 
 
904
 
 
905
 
    class StopChecker(PropertySetter):
906
 
        propname = "CheckerRunning"
907
 
        value_to_set = False
908
 
 
909
 
 
910
 
    class ApproveByDefault(PropertySetter):
911
 
        propname = "ApprovedByDefault"
912
 
        value_to_set = True
913
 
 
914
 
 
915
 
    class DenyByDefault(PropertySetter):
916
 
        propname = "ApprovedByDefault"
917
 
        value_to_set = False
918
 
 
919
 
 
920
 
    class PropertySetterValue(PropertySetter):
921
 
        """Abstract class for PropertySetter recieving a value as
922
 
constructor argument instead of a class attribute."""
923
 
        def __init__(self, value):
924
 
            self.value_to_set = value
925
 
 
926
 
        @classmethod
927
 
        def argparse(cls, argtype):
928
 
            def cmdtype(arg):
929
 
                return cls(argtype(arg))
930
 
            return cmdtype
931
 
 
932
 
    class SetChecker(PropertySetterValue):
933
 
        propname = "Checker"
934
 
 
935
 
 
936
 
    class SetHost(PropertySetterValue):
937
 
        propname = "Host"
938
 
 
939
 
 
940
 
    class SetSecret(PropertySetterValue):
941
 
        propname = "Secret"
942
 
 
943
 
        @property
944
 
        def value_to_set(self):
945
 
            return self._vts
946
 
 
947
 
        @value_to_set.setter
948
 
        def value_to_set(self, value):
949
 
            """When setting, read data from supplied file object"""
950
 
            self._vts = value.read()
951
 
            value.close()
952
 
 
953
 
 
954
 
    class PropertySetterValueMilliseconds(PropertySetterValue):
955
 
        """Abstract class for PropertySetterValue taking a value
956
 
argument as a datetime.timedelta() but should store it as
957
 
milliseconds."""
958
 
 
959
 
        @property
960
 
        def value_to_set(self):
961
 
            return self._vts
962
 
 
963
 
        @value_to_set.setter
964
 
        def value_to_set(self, value):
965
 
            "When setting, convert value from a datetime.timedelta"
966
 
            self._vts = int(round(value.total_seconds() * 1000))
967
 
 
968
 
 
969
 
    class SetTimeout(PropertySetterValueMilliseconds):
970
 
        propname = "Timeout"
971
 
 
972
 
 
973
 
    class SetExtendedTimeout(PropertySetterValueMilliseconds):
974
 
        propname = "ExtendedTimeout"
975
 
 
976
 
 
977
 
    class SetInterval(PropertySetterValueMilliseconds):
978
 
        propname = "Interval"
979
 
 
980
 
 
981
 
    class SetApprovalDelay(PropertySetterValueMilliseconds):
982
 
        propname = "ApprovalDelay"
983
 
 
984
 
 
985
 
    class SetApprovalDuration(PropertySetterValueMilliseconds):
986
 
        propname = "ApprovalDuration"
987
 
 
988
 
 
989
 
 
990
 
class TestCaseWithAssertLogs(unittest.TestCase):
991
 
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
992
 
 
993
 
    if not hasattr(unittest.TestCase, "assertLogs"):
994
 
        @contextlib.contextmanager
995
 
        def assertLogs(self, logger, level=logging.INFO):
996
 
            capturing_handler = self.CapturingLevelHandler(level)
997
 
            old_level = logger.level
998
 
            old_propagate = logger.propagate
999
 
            logger.addHandler(capturing_handler)
1000
 
            logger.setLevel(level)
1001
 
            logger.propagate = False
1002
 
            try:
1003
 
                yield capturing_handler.watcher
1004
 
            finally:
1005
 
                logger.propagate = old_propagate
1006
 
                logger.removeHandler(capturing_handler)
1007
 
                logger.setLevel(old_level)
1008
 
            self.assertGreater(len(capturing_handler.watcher.records),
1009
 
                               0)
1010
 
 
1011
 
        class CapturingLevelHandler(logging.Handler):
1012
 
            def __init__(self, level, *args, **kwargs):
1013
 
                logging.Handler.__init__(self, *args, **kwargs)
1014
 
                self.watcher = self.LoggingWatcher([], [])
1015
 
            def emit(self, record):
1016
 
                self.watcher.records.append(record)
1017
 
                self.watcher.output.append(self.format(record))
1018
 
 
1019
 
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
1020
 
                                                    ("records",
1021
 
                                                     "output"))
1022
 
 
1023
 
 
1024
 
class Unique(object):
1025
 
    """Class for objects which exist only to be unique objects, since
1026
 
unittest.mock.sentinel only exists in Python 3.3"""
1027
 
 
1028
 
 
1029
 
class Test_string_to_delta(TestCaseWithAssertLogs):
1030
 
    # Just test basic RFC 3339 functionality here, the doc string for
1031
 
    # rfc3339_duration_to_delta() already has more comprehensive
1032
 
    # tests, which are run by doctest.
1033
 
 
1034
 
    def test_rfc3339_zero_seconds(self):
1035
 
        self.assertEqual(datetime.timedelta(),
1036
 
                         string_to_delta("PT0S"))
1037
 
 
1038
 
    def test_rfc3339_zero_days(self):
1039
 
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
1040
 
 
1041
 
    def test_rfc3339_one_second(self):
1042
 
        self.assertEqual(datetime.timedelta(0, 1),
1043
 
                         string_to_delta("PT1S"))
1044
 
 
1045
 
    def test_rfc3339_two_hours(self):
1046
 
        self.assertEqual(datetime.timedelta(0, 7200),
1047
 
                         string_to_delta("PT2H"))
1048
 
 
1049
 
    def test_falls_back_to_pre_1_6_1_with_warning(self):
1050
 
        with self.assertLogs(log, logging.WARNING):
1051
 
            value = string_to_delta("2h")
1052
 
        self.assertEqual(datetime.timedelta(0, 7200), value)
1053
 
 
1054
 
 
1055
 
class Test_check_option_syntax(unittest.TestCase):
1056
 
    def setUp(self):
1057
 
        self.parser = argparse.ArgumentParser()
1058
 
        add_command_line_options(self.parser)
1059
 
 
1060
 
    def test_actions_requires_client_or_all(self):
1061
 
        for action, value in self.actions.items():
1062
 
            args = self.actionargs(action, value)
1063
 
            with self.assertParseError():
1064
 
                self.parse_args(args)
1065
 
 
1066
 
    # This mostly corresponds to the definition from has_commands() in
1067
 
    # check_option_syntax()
1068
 
    actions = {
1069
 
        "--enable": None,
1070
 
        "--disable": None,
1071
 
        "--bump-timeout": None,
1072
 
        "--start-checker": None,
1073
 
        "--stop-checker": None,
1074
 
        "--is-enabled": None,
1075
 
        "--remove": None,
1076
 
        "--checker": "x",
1077
 
        "--timeout": "PT0S",
1078
 
        "--extended-timeout": "PT0S",
1079
 
        "--interval": "PT0S",
1080
 
        "--approve-by-default": None,
1081
 
        "--deny-by-default": None,
1082
 
        "--approval-delay": "PT0S",
1083
 
        "--approval-duration": "PT0S",
1084
 
        "--host": "hostname",
1085
 
        "--secret": "/dev/null",
1086
 
        "--approve": None,
1087
 
        "--deny": None,
1088
 
    }
1089
 
 
1090
 
    @staticmethod
1091
 
    def actionargs(action, value, *args):
1092
 
        if value is not None:
1093
 
            return [action, value] + list(args)
1094
 
        else:
1095
 
            return [action] + list(args)
1096
 
 
1097
 
    @contextlib.contextmanager
1098
 
    def assertParseError(self):
1099
 
        with self.assertRaises(SystemExit) as e:
1100
 
            with self.redirect_stderr_to_devnull():
1101
 
                yield
1102
 
        # Exit code from argparse is guaranteed to be "2".  Reference:
1103
 
        # https://docs.python.org/3/library
1104
 
        # /argparse.html#exiting-methods
1105
 
        self.assertEqual(2, e.exception.code)
1106
 
 
1107
 
    def parse_args(self, args):
1108
 
        options = self.parser.parse_args(args)
1109
 
        check_option_syntax(self.parser, options)
1110
 
 
1111
 
    @staticmethod
1112
 
    @contextlib.contextmanager
1113
 
    def redirect_stderr_to_devnull():
1114
 
        old_stderr = sys.stderr
1115
 
        with contextlib.closing(open(os.devnull, "w")) as null:
1116
 
            sys.stderr = null
1117
 
            try:
1118
 
                yield
1119
 
            finally:
1120
 
                sys.stderr = old_stderr
1121
 
 
1122
 
    def check_option_syntax(self, options):
1123
 
        check_option_syntax(self.parser, options)
1124
 
 
1125
 
    def test_actions_all_conflicts_with_verbose(self):
1126
 
        for action, value in self.actions.items():
1127
 
            args = self.actionargs(action, value, "--all",
1128
 
                                   "--verbose")
1129
 
            with self.assertParseError():
1130
 
                self.parse_args(args)
1131
 
 
1132
 
    def test_actions_with_client_conflicts_with_verbose(self):
1133
 
        for action, value in self.actions.items():
1134
 
            args = self.actionargs(action, value, "--verbose",
1135
 
                                   "client")
1136
 
            with self.assertParseError():
1137
 
                self.parse_args(args)
1138
 
 
1139
 
    def test_dump_json_conflicts_with_verbose(self):
1140
 
        args = ["--dump-json", "--verbose"]
1141
 
        with self.assertParseError():
1142
 
            self.parse_args(args)
1143
 
 
1144
 
    def test_dump_json_conflicts_with_action(self):
1145
 
        for action, value in self.actions.items():
1146
 
            args = self.actionargs(action, value, "--dump-json")
1147
 
            with self.assertParseError():
1148
 
                self.parse_args(args)
1149
 
 
1150
 
    def test_all_can_not_be_alone(self):
1151
 
        args = ["--all"]
1152
 
        with self.assertParseError():
1153
 
            self.parse_args(args)
1154
 
 
1155
 
    def test_all_is_ok_with_any_action(self):
1156
 
        for action, value in self.actions.items():
1157
 
            args = self.actionargs(action, value, "--all")
1158
 
            self.parse_args(args)
1159
 
 
1160
 
    def test_any_action_is_ok_with_one_client(self):
1161
 
        for action, value in self.actions.items():
1162
 
            args = self.actionargs(action, value, "client")
1163
 
            self.parse_args(args)
1164
 
 
1165
 
    def test_one_client_with_all_actions_except_is_enabled(self):
1166
 
        for action, value in self.actions.items():
1167
 
            if action == "--is-enabled":
1168
 
                continue
1169
 
            args = self.actionargs(action, value, "client")
1170
 
            self.parse_args(args)
1171
 
 
1172
 
    def test_two_clients_with_all_actions_except_is_enabled(self):
1173
 
        for action, value in self.actions.items():
1174
 
            if action == "--is-enabled":
1175
 
                continue
1176
 
            args = self.actionargs(action, value, "client1",
1177
 
                                   "client2")
1178
 
            self.parse_args(args)
1179
 
 
1180
 
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
1181
 
        for action, value in self.actions.items():
1182
 
            if action == "--is-enabled":
1183
 
                continue
1184
 
            args = self.actionargs(action, value, "client1",
1185
 
                                   "client2")
1186
 
            self.parse_args(args)
1187
 
 
1188
 
    def test_is_enabled_fails_without_client(self):
1189
 
        args = ["--is-enabled"]
1190
 
        with self.assertParseError():
1191
 
            self.parse_args(args)
1192
 
 
1193
 
    def test_is_enabled_fails_with_two_clients(self):
1194
 
        args = ["--is-enabled", "client1", "client2"]
1195
 
        with self.assertParseError():
1196
 
            self.parse_args(args)
1197
 
 
1198
 
    def test_remove_can_only_be_combined_with_action_deny(self):
1199
 
        for action, value in self.actions.items():
1200
 
            if action in {"--remove", "--deny"}:
1201
 
                continue
1202
 
            args = self.actionargs(action, value, "--all",
1203
 
                                   "--remove")
1204
 
            with self.assertParseError():
1205
 
                self.parse_args(args)
1206
 
 
1207
 
 
1208
 
class Test_dbus_exceptions(unittest.TestCase):
1209
 
 
1210
 
    def test_dbus_ConnectFailed_is_Error(self):
1211
 
        with self.assertRaises(dbus.Error):
1212
 
            raise dbus.ConnectFailed()
1213
 
 
1214
 
 
1215
 
class Test_dbus_MandosBus(unittest.TestCase):
1216
 
 
1217
 
    class MockMandosBus(dbus.MandosBus):
1218
 
        def __init__(self):
1219
 
            self._name = "se.recompile.Mandos"
1220
 
            self._server_path = "/"
1221
 
            self._server_interface = "se.recompile.Mandos"
1222
 
            self._client_interface = "se.recompile.Mandos.Client"
1223
 
            self.calls = []
1224
 
            self.call_method_return = Unique()
1225
 
 
1226
 
        def call_method(self, methodname, busname, objectpath,
1227
 
                        interface, *args):
1228
 
            self.calls.append((methodname, busname, objectpath,
1229
 
                               interface, args))
1230
 
            return self.call_method_return
1231
 
 
1232
 
    def setUp(self):
1233
 
        self.bus = self.MockMandosBus()
1234
 
 
1235
 
    def test_set_client_property(self):
1236
 
        self.bus.set_client_property("objectpath", "key", "value")
1237
 
        expected_call = ("Set", self.bus._name, "objectpath",
1238
 
                         "org.freedesktop.DBus.Properties",
1239
 
                         (self.bus._client_interface, "key", "value"))
1240
 
        self.assertIn(expected_call, self.bus.calls)
1241
 
 
1242
 
    def test_call_client_method(self):
1243
 
        ret = self.bus.call_client_method("objectpath", "methodname")
1244
 
        self.assertIs(self.bus.call_method_return, ret)
1245
 
        expected_call = ("methodname", self.bus._name, "objectpath",
1246
 
                         self.bus._client_interface, ())
1247
 
        self.assertIn(expected_call, self.bus.calls)
1248
 
 
1249
 
    def test_call_client_method_with_args(self):
1250
 
        args = (Unique(), Unique())
1251
 
        ret = self.bus.call_client_method("objectpath", "methodname",
1252
 
                                          *args)
1253
 
        self.assertIs(self.bus.call_method_return, ret)
1254
 
        expected_call = ("methodname", self.bus._name, "objectpath",
1255
 
                         self.bus._client_interface,
1256
 
                         (args[0], args[1]))
1257
 
        self.assertIn(expected_call, self.bus.calls)
1258
 
 
1259
 
    def test_get_clients_and_properties(self):
1260
 
        managed_objects = {
1261
 
            "objectpath": {
1262
 
                self.bus._client_interface: {
1263
 
                    "key": "value",
1264
 
                    "bool": True,
1265
 
                },
1266
 
                "irrelevant_interface": {
1267
 
                    "key": "othervalue",
1268
 
                    "bool": False,
1269
 
                },
1270
 
            },
1271
 
            "other_objectpath": {
1272
 
                "other_irrelevant_interface": {
1273
 
                    "key": "value 3",
1274
 
                    "bool": None,
1275
 
                },
1276
 
            },
1277
 
        }
1278
 
        expected_clients_and_properties = {
1279
 
            "objectpath": {
1280
 
                "key": "value",
1281
 
                "bool": True,
1282
 
            }
1283
 
        }
1284
 
        self.bus.call_method_return = managed_objects
1285
 
        ret = self.bus.get_clients_and_properties()
1286
 
        self.assertDictEqual(expected_clients_and_properties, ret)
1287
 
        expected_call = ("GetManagedObjects", self.bus._name,
1288
 
                         self.bus._server_path,
1289
 
                         "org.freedesktop.DBus.ObjectManager", ())
1290
 
        self.assertIn(expected_call, self.bus.calls)
1291
 
 
1292
 
    def test_call_server_method(self):
1293
 
        ret = self.bus.call_server_method("methodname")
1294
 
        self.assertIs(self.bus.call_method_return, ret)
1295
 
        expected_call = ("methodname", self.bus._name,
1296
 
                         self.bus._server_path,
1297
 
                         self.bus._server_interface, ())
1298
 
        self.assertIn(expected_call, self.bus.calls)
1299
 
 
1300
 
    def test_call_server_method_with_args(self):
1301
 
        args = (Unique(), Unique())
1302
 
        ret = self.bus.call_server_method("methodname", *args)
1303
 
        self.assertIs(self.bus.call_method_return, ret)
1304
 
        expected_call = ("methodname", self.bus._name,
1305
 
                         self.bus._server_path,
1306
 
                         self.bus._server_interface,
1307
 
                         (args[0], args[1]))
1308
 
        self.assertIn(expected_call, self.bus.calls)
1309
 
 
1310
 
 
1311
 
class Test_dbus_python_adapter_SystemBus(TestCaseWithAssertLogs):
1312
 
 
1313
 
    def MockDBusPython_func(self, func):
1314
 
        class mock_dbus_python(object):
1315
 
            """mock dbus-python module"""
1316
 
            class exceptions(object):
1317
 
                """Pseudo-namespace"""
1318
 
                class DBusException(Exception):
1319
 
                    pass
1320
 
            class SystemBus(object):
1321
 
                @staticmethod
1322
 
                def get_object(busname, objectpath):
1323
 
                    DBusObject = collections.namedtuple(
1324
 
                        "DBusObject", ("methodname", "Set"))
1325
 
                    def method(*args, **kwargs):
1326
 
                        self.assertEqual({"dbus_interface":
1327
 
                                          "interface"},
1328
 
                                         kwargs)
1329
 
                        return func(*args)
1330
 
                    def set_property(interface, key, value,
1331
 
                                     dbus_interface=None):
1332
 
                        self.assertEqual(
1333
 
                            "org.freedesktop.DBus.Properties",
1334
 
                            dbus_interface)
1335
 
                        self.assertEqual("Secret", key)
1336
 
                        return func(interface, key, value,
1337
 
                                    dbus_interface=dbus_interface)
1338
 
                    return DBusObject(methodname=method,
1339
 
                                      Set=set_property)
1340
 
            class Boolean(object):
1341
 
                def __init__(self, value):
1342
 
                    self.value = bool(value)
1343
 
                def __bool__(self):
1344
 
                    return self.value
1345
 
                if sys.version_info.major == 2:
1346
 
                    __nonzero__ = __bool__
1347
 
            class ObjectPath(str):
1348
 
                pass
1349
 
            class Dictionary(dict):
1350
 
                pass
1351
 
            class ByteArray(bytes):
1352
 
                pass
1353
 
        return mock_dbus_python
1354
 
 
1355
 
    def call_method(self, bus, methodname, busname, objectpath,
1356
 
                    interface, *args):
1357
 
        with self.assertLogs(log, logging.DEBUG):
1358
 
            return bus.call_method(methodname, busname, objectpath,
1359
 
                                   interface, *args)
1360
 
 
1361
 
    def test_call_method_returns(self):
1362
 
        expected_method_return = Unique()
1363
 
        method_args = (Unique(), Unique())
1364
 
        def func(*args):
1365
 
            self.assertEqual(len(method_args), len(args))
1366
 
            for marg, arg in zip(method_args, args):
1367
 
                self.assertIs(marg, arg)
1368
 
            return expected_method_return
1369
 
        mock_dbus_python = self.MockDBusPython_func(func)
1370
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1371
 
        ret = self.call_method(bus, "methodname", "busname",
1372
 
                               "objectpath", "interface",
1373
 
                               *method_args)
1374
 
        self.assertIs(ret, expected_method_return)
1375
 
 
1376
 
    def test_call_method_filters_bool_true(self):
1377
 
        def func():
1378
 
            return method_return
1379
 
        mock_dbus_python = self.MockDBusPython_func(func)
1380
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1381
 
        method_return = mock_dbus_python.Boolean(True)
1382
 
        ret = self.call_method(bus, "methodname", "busname",
1383
 
                               "objectpath", "interface")
1384
 
        self.assertTrue(ret)
1385
 
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
1386
 
 
1387
 
    def test_call_method_filters_bool_false(self):
1388
 
        def func():
1389
 
            return method_return
1390
 
        mock_dbus_python = self.MockDBusPython_func(func)
1391
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1392
 
        method_return = mock_dbus_python.Boolean(False)
1393
 
        ret = self.call_method(bus, "methodname", "busname",
1394
 
                               "objectpath", "interface")
1395
 
        self.assertFalse(ret)
1396
 
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
1397
 
 
1398
 
    def test_call_method_filters_objectpath(self):
1399
 
        def func():
1400
 
            return method_return
1401
 
        mock_dbus_python = self.MockDBusPython_func(func)
1402
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1403
 
        method_return = mock_dbus_python.ObjectPath("objectpath")
1404
 
        ret = self.call_method(bus, "methodname", "busname",
1405
 
                               "objectpath", "interface")
1406
 
        self.assertEqual("objectpath", ret)
1407
 
        self.assertIsNot("objectpath", ret)
1408
 
        self.assertNotIsInstance(ret, mock_dbus_python.ObjectPath)
1409
 
 
1410
 
    def test_call_method_filters_booleans_in_dict(self):
1411
 
        def func():
1412
 
            return method_return
1413
 
        mock_dbus_python = self.MockDBusPython_func(func)
1414
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1415
 
        method_return = mock_dbus_python.Dictionary(
1416
 
        {mock_dbus_python.Boolean(True):
1417
 
         mock_dbus_python.Boolean(False),
1418
 
         mock_dbus_python.Boolean(False):
1419
 
         mock_dbus_python.Boolean(True)})
1420
 
        ret = self.call_method(bus, "methodname", "busname",
1421
 
                               "objectpath", "interface")
1422
 
        expected_method_return = {True: False,
1423
 
                                  False: True}
1424
 
        self.assertEqual(expected_method_return, ret)
1425
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1426
 
 
1427
 
    def test_call_method_filters_objectpaths_in_dict(self):
1428
 
        def func():
1429
 
            return method_return
1430
 
        mock_dbus_python = self.MockDBusPython_func(func)
1431
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1432
 
        method_return = mock_dbus_python.Dictionary(
1433
 
        {mock_dbus_python.ObjectPath("objectpath_key_1"):
1434
 
         mock_dbus_python.ObjectPath("objectpath_value_1"),
1435
 
         mock_dbus_python.ObjectPath("objectpath_key_2"):
1436
 
         mock_dbus_python.ObjectPath("objectpath_value_2")})
1437
 
        ret = self.call_method(bus, "methodname", "busname",
1438
 
                               "objectpath", "interface")
1439
 
        expected_method_return = {str(key): str(value)
1440
 
                                  for key, value in
1441
 
                                  method_return.items()}
1442
 
        self.assertEqual(expected_method_return, ret)
1443
 
        self.assertIsInstance(ret, dict)
1444
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1445
 
 
1446
 
    def test_call_method_filters_dict_in_dict(self):
1447
 
        def func():
1448
 
            return method_return
1449
 
        mock_dbus_python = self.MockDBusPython_func(func)
1450
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1451
 
        method_return = mock_dbus_python.Dictionary(
1452
 
        {"key1": mock_dbus_python.Dictionary({"key11": "value11",
1453
 
                                              "key12": "value12"}),
1454
 
         "key2": mock_dbus_python.Dictionary({"key21": "value21",
1455
 
                                              "key22": "value22"})})
1456
 
        ret = self.call_method(bus, "methodname", "busname",
1457
 
                               "objectpath", "interface")
1458
 
        expected_method_return = {
1459
 
            "key1": {"key11": "value11",
1460
 
                     "key12": "value12"},
1461
 
            "key2": {"key21": "value21",
1462
 
                     "key22": "value22"},
1463
 
        }
1464
 
        self.assertEqual(expected_method_return, ret)
1465
 
        self.assertIsInstance(ret, dict)
1466
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1467
 
        for key, value in ret.items():
1468
 
            self.assertIsInstance(value, dict)
1469
 
            self.assertEqual(expected_method_return[key], value)
1470
 
            self.assertNotIsInstance(value,
1471
 
                                     mock_dbus_python.Dictionary)
1472
 
 
1473
 
    def test_call_method_filters_dict_three_deep(self):
1474
 
        def func():
1475
 
            return method_return
1476
 
        mock_dbus_python = self.MockDBusPython_func(func)
1477
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1478
 
        method_return = mock_dbus_python.Dictionary(
1479
 
            {"key1":
1480
 
             mock_dbus_python.Dictionary(
1481
 
                 {"key2":
1482
 
                  mock_dbus_python.Dictionary(
1483
 
                      {"key3":
1484
 
                       mock_dbus_python.Boolean(True),
1485
 
                       }),
1486
 
                  }),
1487
 
             })
1488
 
        ret = self.call_method(bus, "methodname", "busname",
1489
 
                               "objectpath", "interface")
1490
 
        expected_method_return = {"key1": {"key2": {"key3": True}}}
1491
 
        self.assertEqual(expected_method_return, ret)
1492
 
        self.assertIsInstance(ret, dict)
1493
 
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
1494
 
        self.assertIsInstance(ret["key1"], dict)
1495
 
        self.assertNotIsInstance(ret["key1"],
1496
 
                                 mock_dbus_python.Dictionary)
1497
 
        self.assertIsInstance(ret["key1"]["key2"], dict)
1498
 
        self.assertNotIsInstance(ret["key1"]["key2"],
1499
 
                                 mock_dbus_python.Dictionary)
1500
 
        self.assertTrue(ret["key1"]["key2"]["key3"])
1501
 
        self.assertNotIsInstance(ret["key1"]["key2"]["key3"],
1502
 
                                 mock_dbus_python.Boolean)
1503
 
 
1504
 
    def test_call_method_handles_exception(self):
1505
 
        dbus_logger = logging.getLogger("dbus.proxies")
1506
 
 
1507
 
        def func():
1508
 
            dbus_logger.error("Test")
1509
 
            raise mock_dbus_python.exceptions.DBusException()
1510
 
 
1511
 
        mock_dbus_python = self.MockDBusPython_func(func)
1512
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1513
 
 
1514
 
        class CountingHandler(logging.Handler):
1515
 
            count = 0
1516
 
            def emit(self, record):
1517
 
                self.count += 1
1518
 
 
1519
 
        counting_handler = CountingHandler()
1520
 
 
1521
 
        dbus_logger.addHandler(counting_handler)
1522
 
 
1523
 
        try:
1524
 
            with self.assertRaises(dbus.Error) as e:
1525
 
                self.call_method(bus, "methodname", "busname",
1526
 
                                 "objectpath", "interface")
1527
 
        finally:
1528
 
            dbus_logger.removeFilter(counting_handler)
1529
 
 
1530
 
        self.assertNotIsInstance(e, dbus.ConnectFailed)
1531
 
 
1532
 
        # Make sure the dbus logger was suppressed
1533
 
        self.assertEqual(0, counting_handler.count)
1534
 
 
1535
 
    def test_Set_Secret_sends_bytearray(self):
1536
 
        ret = [None]
1537
 
        def func(*args, **kwargs):
1538
 
            ret[0] = (args, kwargs)
1539
 
        mock_dbus_python = self.MockDBusPython_func(func)
1540
 
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
1541
 
        bus.set_client_property("objectpath", "Secret", "value")
1542
 
        expected_call = (("se.recompile.Mandos.Client", "Secret",
1543
 
                          mock_dbus_python.ByteArray(b"value")),
1544
 
                         {"dbus_interface":
1545
 
                          "org.freedesktop.DBus.Properties"})
1546
 
        self.assertEqual(expected_call, ret[0])
1547
 
        if sys.version_info.major == 2:
1548
 
            self.assertIsInstance(ret[0][0][-1],
1549
 
                                  mock_dbus_python.ByteArray)
1550
 
 
1551
 
    def test_get_object_converts_to_correct_exception(self):
1552
 
        bus = dbus_python_adapter.SystemBus(
1553
 
            self.fake_dbus_python_raises_exception_on_connect)
1554
 
        with self.assertRaises(dbus.ConnectFailed):
1555
 
            self.call_method(bus, "methodname", "busname",
1556
 
                             "objectpath", "interface")
1557
 
 
1558
 
    class fake_dbus_python_raises_exception_on_connect(object):
1559
 
        """fake dbus-python module"""
1560
 
        class exceptions(object):
1561
 
            """Pseudo-namespace"""
1562
 
            class DBusException(Exception):
1563
 
                pass
1564
 
 
1565
 
        @classmethod
1566
 
        def SystemBus(cls):
1567
 
            def get_object(busname, objectpath):
1568
 
                raise cls.exceptions.DBusException()
1569
 
            Bus = collections.namedtuple("Bus", ["get_object"])
1570
 
            return Bus(get_object=get_object)
1571
 
 
1572
 
 
1573
 
class Test_dbus_python_adapter_CachingBus(unittest.TestCase):
1574
 
    class mock_dbus_python(object):
1575
 
        """mock dbus-python modules"""
1576
 
        class SystemBus(object):
1577
 
            @staticmethod
1578
 
            def get_object(busname, objectpath):
1579
 
                return Unique()
1580
 
 
1581
 
    def setUp(self):
1582
 
        self.bus = dbus_python_adapter.CachingBus(
1583
 
            self.mock_dbus_python)
1584
 
 
1585
 
    def test_returns_distinct_objectpaths(self):
1586
 
        obj1 = self.bus.get_object("busname", "objectpath1")
1587
 
        self.assertIsInstance(obj1, Unique)
1588
 
        obj2 = self.bus.get_object("busname", "objectpath2")
1589
 
        self.assertIsInstance(obj2, Unique)
1590
 
        self.assertIsNot(obj1, obj2)
1591
 
 
1592
 
    def test_returns_distinct_busnames(self):
1593
 
        obj1 = self.bus.get_object("busname1", "objectpath")
1594
 
        self.assertIsInstance(obj1, Unique)
1595
 
        obj2 = self.bus.get_object("busname2", "objectpath")
1596
 
        self.assertIsInstance(obj2, Unique)
1597
 
        self.assertIsNot(obj1, obj2)
1598
 
 
1599
 
    def test_returns_distinct_both(self):
1600
 
        obj1 = self.bus.get_object("busname1", "objectpath")
1601
 
        self.assertIsInstance(obj1, Unique)
1602
 
        obj2 = self.bus.get_object("busname2", "objectpath")
1603
 
        self.assertIsInstance(obj2, Unique)
1604
 
        self.assertIsNot(obj1, obj2)
1605
 
 
1606
 
    def test_returns_same(self):
1607
 
        obj1 = self.bus.get_object("busname", "objectpath")
1608
 
        self.assertIsInstance(obj1, Unique)
1609
 
        obj2 = self.bus.get_object("busname", "objectpath")
1610
 
        self.assertIsInstance(obj2, Unique)
1611
 
        self.assertIs(obj1, obj2)
1612
 
 
1613
 
    def test_returns_same_old(self):
1614
 
        obj1 = self.bus.get_object("busname1", "objectpath1")
1615
 
        self.assertIsInstance(obj1, Unique)
1616
 
        obj2 = self.bus.get_object("busname2", "objectpath2")
1617
 
        self.assertIsInstance(obj2, Unique)
1618
 
        obj1b = self.bus.get_object("busname1", "objectpath1")
1619
 
        self.assertIsInstance(obj1b, Unique)
1620
 
        self.assertIsNot(obj1, obj2)
1621
 
        self.assertIsNot(obj2, obj1b)
1622
 
        self.assertIs(obj1, obj1b)
1623
 
 
1624
 
 
1625
 
class Test_pydbus_adapter_SystemBus(TestCaseWithAssertLogs):
1626
 
 
1627
 
    def Stub_pydbus_func(self, func):
1628
 
        class stub_pydbus(object):
1629
 
            """stub pydbus module"""
1630
 
            class SystemBus(object):
1631
 
                @staticmethod
1632
 
                def get(busname, objectpath):
1633
 
                    DBusObject = collections.namedtuple(
1634
 
                        "DBusObject", ("methodname",))
1635
 
                    return {"interface":
1636
 
                            DBusObject(methodname=func)}
1637
 
        return stub_pydbus
1638
 
 
1639
 
    def call_method(self, bus, methodname, busname, objectpath,
1640
 
                    interface, *args):
1641
 
        with self.assertLogs(log, logging.DEBUG):
1642
 
            return bus.call_method(methodname, busname, objectpath,
1643
 
                                   interface, *args)
1644
 
 
1645
 
    def test_call_method_returns(self):
1646
 
        expected_method_return = Unique()
1647
 
        method_args = (Unique(), Unique())
1648
 
        def func(*args):
1649
 
            self.assertEqual(len(method_args), len(args))
1650
 
            for marg, arg in zip(method_args, args):
1651
 
                self.assertIs(marg, arg)
1652
 
            return expected_method_return
1653
 
        stub_pydbus = self.Stub_pydbus_func(func)
1654
 
        bus = pydbus_adapter.SystemBus(stub_pydbus)
1655
 
        ret = self.call_method(bus, "methodname", "busname",
1656
 
                               "objectpath", "interface",
1657
 
                               *method_args)
1658
 
        self.assertIs(ret, expected_method_return)
1659
 
 
1660
 
    def test_call_method_handles_exception(self):
1661
 
        dbus_logger = logging.getLogger("dbus.proxies")
1662
 
 
1663
 
        def func():
1664
 
            raise gi.repository.GLib.Error()
1665
 
 
1666
 
        stub_pydbus = self.Stub_pydbus_func(func)
1667
 
        bus = pydbus_adapter.SystemBus(stub_pydbus)
1668
 
 
1669
 
        with self.assertRaises(dbus.Error) as e:
1670
 
            self.call_method(bus, "methodname", "busname",
1671
 
                             "objectpath", "interface")
1672
 
 
1673
 
        self.assertNotIsInstance(e, dbus.ConnectFailed)
1674
 
 
1675
 
    def test_get_converts_to_correct_exception(self):
1676
 
        bus = pydbus_adapter.SystemBus(
1677
 
            self.fake_pydbus_raises_exception_on_connect)
1678
 
        with self.assertRaises(dbus.ConnectFailed):
1679
 
            self.call_method(bus, "methodname", "busname",
1680
 
                             "objectpath", "interface")
1681
 
 
1682
 
    class fake_pydbus_raises_exception_on_connect(object):
1683
 
        """fake dbus-python module"""
1684
 
        @classmethod
1685
 
        def SystemBus(cls):
1686
 
            def get(busname, objectpath):
1687
 
                raise gi.repository.GLib.Error()
1688
 
            Bus = collections.namedtuple("Bus", ["get"])
1689
 
            return Bus(get=get)
1690
 
 
1691
 
    def test_set_property_uses_setattr(self):
1692
 
        class Object(object):
1693
 
            pass
1694
 
        obj = Object()
1695
 
        class pydbus_spy(object):
1696
 
            class SystemBus(object):
1697
 
                @staticmethod
1698
 
                def get(busname, objectpath):
1699
 
                    return {"interface": obj}
1700
 
        bus = pydbus_adapter.SystemBus(pydbus_spy)
1701
 
        value = Unique()
1702
 
        bus.set_property("busname", "objectpath", "interface", "key",
1703
 
                         value)
1704
 
        self.assertIs(value, obj.key)
1705
 
 
1706
 
    def test_get_suppresses_xml_deprecation_warning(self):
1707
 
        if sys.version_info.major >= 3:
1708
 
            return
1709
 
        class stub_pydbus_get(object):
1710
 
            class SystemBus(object):
1711
 
                @staticmethod
1712
 
                def get(busname, objectpath):
1713
 
                    warnings.warn_explicit(
1714
 
                        "deprecated", DeprecationWarning,
1715
 
                        "xml.etree.ElementTree", 0)
1716
 
        bus = pydbus_adapter.SystemBus(stub_pydbus_get)
1717
 
        with warnings.catch_warnings(record=True) as w:
1718
 
            warnings.simplefilter("always")
1719
 
            bus.get("busname", "objectpath")
1720
 
            self.assertEqual(0, len(w))
1721
 
 
1722
 
 
1723
 
class Test_pydbus_adapter_CachingBus(unittest.TestCase):
1724
 
    class stub_pydbus(object):
1725
 
        """stub pydbus module"""
1726
 
        class SystemBus(object):
1727
 
            @staticmethod
1728
 
            def get(busname, objectpath):
1729
 
                return Unique()
1730
 
 
1731
 
    def setUp(self):
1732
 
        self.bus = pydbus_adapter.CachingBus(self.stub_pydbus)
1733
 
 
1734
 
    def test_returns_distinct_objectpaths(self):
1735
 
        obj1 = self.bus.get("busname", "objectpath1")
1736
 
        self.assertIsInstance(obj1, Unique)
1737
 
        obj2 = self.bus.get("busname", "objectpath2")
1738
 
        self.assertIsInstance(obj2, Unique)
1739
 
        self.assertIsNot(obj1, obj2)
1740
 
 
1741
 
    def test_returns_distinct_busnames(self):
1742
 
        obj1 = self.bus.get("busname1", "objectpath")
1743
 
        self.assertIsInstance(obj1, Unique)
1744
 
        obj2 = self.bus.get("busname2", "objectpath")
1745
 
        self.assertIsInstance(obj2, Unique)
1746
 
        self.assertIsNot(obj1, obj2)
1747
 
 
1748
 
    def test_returns_distinct_both(self):
1749
 
        obj1 = self.bus.get("busname1", "objectpath")
1750
 
        self.assertIsInstance(obj1, Unique)
1751
 
        obj2 = self.bus.get("busname2", "objectpath")
1752
 
        self.assertIsInstance(obj2, Unique)
1753
 
        self.assertIsNot(obj1, obj2)
1754
 
 
1755
 
    def test_returns_same(self):
1756
 
        obj1 = self.bus.get("busname", "objectpath")
1757
 
        self.assertIsInstance(obj1, Unique)
1758
 
        obj2 = self.bus.get("busname", "objectpath")
1759
 
        self.assertIsInstance(obj2, Unique)
1760
 
        self.assertIs(obj1, obj2)
1761
 
 
1762
 
    def test_returns_same_old(self):
1763
 
        obj1 = self.bus.get("busname1", "objectpath1")
1764
 
        self.assertIsInstance(obj1, Unique)
1765
 
        obj2 = self.bus.get("busname2", "objectpath2")
1766
 
        self.assertIsInstance(obj2, Unique)
1767
 
        obj1b = self.bus.get("busname1", "objectpath1")
1768
 
        self.assertIsInstance(obj1b, Unique)
1769
 
        self.assertIsNot(obj1, obj2)
1770
 
        self.assertIsNot(obj2, obj1b)
1771
 
        self.assertIs(obj1, obj1b)
1772
 
 
1773
 
 
1774
 
class Test_commands_from_options(unittest.TestCase):
1775
 
 
1776
 
    def setUp(self):
1777
 
        self.parser = argparse.ArgumentParser()
1778
 
        add_command_line_options(self.parser)
1779
 
 
1780
 
    def test_is_enabled(self):
1781
 
        self.assert_command_from_args(["--is-enabled", "client"],
1782
 
                                      command.IsEnabled)
1783
 
 
1784
 
    def assert_command_from_args(self, args, command_cls, length=1,
1785
 
                                 clients=None, **cmd_attrs):
1786
 
        """Assert that parsing ARGS should result in an instance of
1787
 
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1788
 
        options = self.parser.parse_args(args)
1789
 
        check_option_syntax(self.parser, options)
1790
 
        commands = commands_from_options(options)
1791
 
        self.assertEqual(length, len(commands))
1792
 
        for command in commands:
1793
 
            if isinstance(command, command_cls):
1794
 
                break
1795
 
        else:
1796
 
            self.assertIsInstance(command, command_cls)
1797
 
        if clients is not None:
1798
 
            self.assertEqual(clients, options.client)
1799
 
        for key, value in cmd_attrs.items():
1800
 
            self.assertEqual(value, getattr(command, key))
1801
 
 
1802
 
    def assert_commands_from_args(self, args, commands, clients=None):
1803
 
        for cmd in commands:
1804
 
            self.assert_command_from_args(args, cmd,
1805
 
                                          length=len(commands),
1806
 
                                          clients=clients)
1807
 
 
1808
 
    def test_is_enabled_short(self):
1809
 
        self.assert_command_from_args(["-V", "client"],
1810
 
                                      command.IsEnabled)
1811
 
 
1812
 
    def test_approve(self):
1813
 
        self.assert_command_from_args(["--approve", "client"],
1814
 
                                      command.Approve)
1815
 
 
1816
 
    def test_approve_short(self):
1817
 
        self.assert_command_from_args(["-A", "client"],
1818
 
                                      command.Approve)
1819
 
 
1820
 
    def test_deny(self):
1821
 
        self.assert_command_from_args(["--deny", "client"],
1822
 
                                      command.Deny)
1823
 
 
1824
 
    def test_deny_short(self):
1825
 
        self.assert_command_from_args(["-D", "client"], command.Deny)
1826
 
 
1827
 
    def test_remove(self):
1828
 
        self.assert_command_from_args(["--remove", "client"],
1829
 
                                      command.Remove)
1830
 
 
1831
 
    def test_deny_before_remove(self):
1832
 
        options = self.parser.parse_args(["--deny", "--remove",
1833
 
                                          "client"])
1834
 
        check_option_syntax(self.parser, options)
1835
 
        commands = commands_from_options(options)
1836
 
        self.assertEqual(2, len(commands))
1837
 
        self.assertIsInstance(commands[0], command.Deny)
1838
 
        self.assertIsInstance(commands[1], command.Remove)
1839
 
 
1840
 
    def test_deny_before_remove_reversed(self):
1841
 
        options = self.parser.parse_args(["--remove", "--deny",
1842
 
                                          "--all"])
1843
 
        check_option_syntax(self.parser, options)
1844
 
        commands = commands_from_options(options)
1845
 
        self.assertEqual(2, len(commands))
1846
 
        self.assertIsInstance(commands[0], command.Deny)
1847
 
        self.assertIsInstance(commands[1], command.Remove)
1848
 
 
1849
 
    def test_remove_short(self):
1850
 
        self.assert_command_from_args(["-r", "client"],
1851
 
                                      command.Remove)
1852
 
 
1853
 
    def test_dump_json(self):
1854
 
        self.assert_command_from_args(["--dump-json"],
1855
 
                                      command.DumpJSON)
1856
 
 
1857
 
    def test_enable(self):
1858
 
        self.assert_command_from_args(["--enable", "client"],
1859
 
                                      command.Enable)
1860
 
 
1861
 
    def test_enable_short(self):
1862
 
        self.assert_command_from_args(["-e", "client"],
1863
 
                                      command.Enable)
1864
 
 
1865
 
    def test_disable(self):
1866
 
        self.assert_command_from_args(["--disable", "client"],
1867
 
                                      command.Disable)
1868
 
 
1869
 
    def test_disable_short(self):
1870
 
        self.assert_command_from_args(["-d", "client"],
1871
 
                                      command.Disable)
1872
 
 
1873
 
    def test_bump_timeout(self):
1874
 
        self.assert_command_from_args(["--bump-timeout", "client"],
1875
 
                                      command.BumpTimeout)
1876
 
 
1877
 
    def test_bump_timeout_short(self):
1878
 
        self.assert_command_from_args(["-b", "client"],
1879
 
                                      command.BumpTimeout)
1880
 
 
1881
 
    def test_start_checker(self):
1882
 
        self.assert_command_from_args(["--start-checker", "client"],
1883
 
                                      command.StartChecker)
1884
 
 
1885
 
    def test_stop_checker(self):
1886
 
        self.assert_command_from_args(["--stop-checker", "client"],
1887
 
                                      command.StopChecker)
1888
 
 
1889
 
    def test_approve_by_default(self):
1890
 
        self.assert_command_from_args(["--approve-by-default",
1891
 
                                       "client"],
1892
 
                                      command.ApproveByDefault)
1893
 
 
1894
 
    def test_deny_by_default(self):
1895
 
        self.assert_command_from_args(["--deny-by-default", "client"],
1896
 
                                      command.DenyByDefault)
1897
 
 
1898
 
    def test_checker(self):
1899
 
        self.assert_command_from_args(["--checker", ":", "client"],
1900
 
                                      command.SetChecker,
1901
 
                                      value_to_set=":")
1902
 
 
1903
 
    def test_checker_empty(self):
1904
 
        self.assert_command_from_args(["--checker", "", "client"],
1905
 
                                      command.SetChecker,
1906
 
                                      value_to_set="")
1907
 
 
1908
 
    def test_checker_short(self):
1909
 
        self.assert_command_from_args(["-c", ":", "client"],
1910
 
                                      command.SetChecker,
1911
 
                                      value_to_set=":")
1912
 
 
1913
 
    def test_host(self):
1914
 
        self.assert_command_from_args(
1915
 
            ["--host", "client.example.org", "client"],
1916
 
            command.SetHost, value_to_set="client.example.org")
1917
 
 
1918
 
    def test_host_short(self):
1919
 
        self.assert_command_from_args(
1920
 
            ["-H", "client.example.org", "client"], command.SetHost,
1921
 
            value_to_set="client.example.org")
1922
 
 
1923
 
    def test_secret_devnull(self):
1924
 
        self.assert_command_from_args(["--secret", os.path.devnull,
1925
 
                                       "client"], command.SetSecret,
1926
 
                                      value_to_set=b"")
1927
 
 
1928
 
    def test_secret_tempfile(self):
1929
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1930
 
            value = b"secret\0xyzzy\nbar"
1931
 
            f.write(value)
1932
 
            f.seek(0)
1933
 
            self.assert_command_from_args(["--secret", f.name,
1934
 
                                           "client"],
1935
 
                                          command.SetSecret,
1936
 
                                          value_to_set=value)
1937
 
 
1938
 
    def test_secret_devnull_short(self):
1939
 
        self.assert_command_from_args(["-s", os.path.devnull,
1940
 
                                       "client"], command.SetSecret,
1941
 
                                      value_to_set=b"")
1942
 
 
1943
 
    def test_secret_tempfile_short(self):
1944
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1945
 
            value = b"secret\0xyzzy\nbar"
1946
 
            f.write(value)
1947
 
            f.seek(0)
1948
 
            self.assert_command_from_args(["-s", f.name, "client"],
1949
 
                                          command.SetSecret,
1950
 
                                          value_to_set=value)
1951
 
 
1952
 
    def test_timeout(self):
1953
 
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
1954
 
                                      command.SetTimeout,
1955
 
                                      value_to_set=300000)
1956
 
 
1957
 
    def test_timeout_short(self):
1958
 
        self.assert_command_from_args(["-t", "PT5M", "client"],
1959
 
                                      command.SetTimeout,
1960
 
                                      value_to_set=300000)
1961
 
 
1962
 
    def test_extended_timeout(self):
1963
 
        self.assert_command_from_args(["--extended-timeout", "PT15M",
1964
 
                                       "client"],
1965
 
                                      command.SetExtendedTimeout,
1966
 
                                      value_to_set=900000)
1967
 
 
1968
 
    def test_interval(self):
1969
 
        self.assert_command_from_args(["--interval", "PT2M",
1970
 
                                       "client"], command.SetInterval,
1971
 
                                      value_to_set=120000)
1972
 
 
1973
 
    def test_interval_short(self):
1974
 
        self.assert_command_from_args(["-i", "PT2M", "client"],
1975
 
                                      command.SetInterval,
1976
 
                                      value_to_set=120000)
1977
 
 
1978
 
    def test_approval_delay(self):
1979
 
        self.assert_command_from_args(["--approval-delay", "PT30S",
1980
 
                                       "client"],
1981
 
                                      command.SetApprovalDelay,
1982
 
                                      value_to_set=30000)
1983
 
 
1984
 
    def test_approval_duration(self):
1985
 
        self.assert_command_from_args(["--approval-duration", "PT1S",
1986
 
                                       "client"],
1987
 
                                      command.SetApprovalDuration,
1988
 
                                      value_to_set=1000)
1989
 
 
1990
 
    def test_print_table(self):
1991
 
        self.assert_command_from_args([], command.PrintTable,
1992
 
                                      verbose=False)
1993
 
 
1994
 
    def test_print_table_verbose(self):
1995
 
        self.assert_command_from_args(["--verbose"],
1996
 
                                      command.PrintTable,
1997
 
                                      verbose=True)
1998
 
 
1999
 
    def test_print_table_verbose_short(self):
2000
 
        self.assert_command_from_args(["-v"], command.PrintTable,
2001
 
                                      verbose=True)
2002
 
 
2003
 
 
2004
 
    def test_manual_page_example_1(self):
2005
 
        self.assert_command_from_args("",
2006
 
                                      command.PrintTable,
2007
 
                                      clients=[],
2008
 
                                      verbose=False)
2009
 
 
2010
 
    def test_manual_page_example_2(self):
2011
 
        self.assert_command_from_args(
2012
 
            "--verbose foo1.example.org foo2.example.org".split(),
2013
 
            command.PrintTable, clients=["foo1.example.org",
2014
 
                                         "foo2.example.org"],
2015
 
            verbose=True)
2016
 
 
2017
 
    def test_manual_page_example_3(self):
2018
 
        self.assert_command_from_args("--enable --all".split(),
2019
 
                                      command.Enable,
2020
 
                                      clients=[])
2021
 
 
2022
 
    def test_manual_page_example_4(self):
2023
 
        self.assert_commands_from_args(
2024
 
            ("--timeout=PT5M --interval=PT1M foo1.example.org"
2025
 
             " foo2.example.org").split(),
2026
 
            [command.SetTimeout, command.SetInterval],
2027
 
            clients=["foo1.example.org", "foo2.example.org"])
2028
 
 
2029
 
    def test_manual_page_example_5(self):
2030
 
        self.assert_command_from_args("--approve --all".split(),
2031
 
                                      command.Approve,
2032
 
                                      clients=[])
2033
 
 
2034
 
 
2035
 
class TestCommand(unittest.TestCase):
2036
 
    """Abstract class for tests of command classes"""
2037
 
 
2038
 
    class FakeMandosBus(dbus.MandosBus):
2039
 
        def __init__(self, testcase):
2040
 
            self.client_properties = {
2041
 
                "Name": "foo",
2042
 
                "KeyID": ("92ed150794387c03ce684574b1139a65"
2043
 
                          "94a34f895daaaf09fd8ea90a27cddb12"),
2044
 
                "Secret": b"secret",
2045
 
                "Host": "foo.example.org",
2046
 
                "Enabled": True,
2047
 
                "Timeout": 300000,
2048
 
                "LastCheckedOK": "2019-02-03T00:00:00",
2049
 
                "Created": "2019-01-02T00:00:00",
2050
 
                "Interval": 120000,
2051
 
                "Fingerprint": ("778827225BA7DE539C5A"
2052
 
                                "7CFA59CFF7CDBD9A5920"),
2053
 
                "CheckerRunning": False,
2054
 
                "LastEnabled": "2019-01-03T00:00:00",
2055
 
                "ApprovalPending": False,
2056
 
                "ApprovedByDefault": True,
2057
 
                "LastApprovalRequest": "",
2058
 
                "ApprovalDelay": 0,
2059
 
                "ApprovalDuration": 1000,
2060
 
                "Checker": "fping -q -- %(host)s",
2061
 
                "ExtendedTimeout": 900000,
2062
 
                "Expires": "2019-02-04T00:00:00",
2063
 
                "LastCheckerStatus": 0,
2064
 
            }
2065
 
            self.other_client_properties = {
2066
 
                "Name": "barbar",
2067
 
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
2068
 
                          "6ab612cff5ad227247e46c2b020f441c"),
2069
 
                "Secret": b"secretbar",
2070
 
                "Host": "192.0.2.3",
2071
 
                "Enabled": True,
2072
 
                "Timeout": 300000,
2073
 
                "LastCheckedOK": "2019-02-04T00:00:00",
2074
 
                "Created": "2019-01-03T00:00:00",
2075
 
                "Interval": 120000,
2076
 
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
2077
 
                                "F547B3A107558FCA3A27"),
2078
 
                "CheckerRunning": True,
2079
 
                "LastEnabled": "2019-01-04T00:00:00",
2080
 
                "ApprovalPending": False,
2081
 
                "ApprovedByDefault": False,
2082
 
                "LastApprovalRequest": "2019-01-03T00:00:00",
2083
 
                "ApprovalDelay": 30000,
2084
 
                "ApprovalDuration": 93785000,
2085
 
                "Checker": ":",
2086
 
                "ExtendedTimeout": 900000,
2087
 
                "Expires": "2019-02-05T00:00:00",
2088
 
                "LastCheckerStatus": -2,
2089
 
            }
2090
 
            self.clients =  collections.OrderedDict(
2091
 
                [
2092
 
                    ("client_objectpath", self.client_properties),
2093
 
                    ("other_client_objectpath",
2094
 
                     self.other_client_properties),
2095
 
                ])
2096
 
            self.one_client = {"client_objectpath":
2097
 
                               self.client_properties}
2098
 
            self.testcase = testcase
2099
 
            self.calls = []
2100
 
 
2101
 
        def call_method(self, methodname, busname, objectpath,
2102
 
                        interface, *args):
2103
 
            self.testcase.assertEqual("se.recompile.Mandos", busname)
2104
 
            self.calls.append((methodname, busname, objectpath,
2105
 
                               interface, args))
2106
 
            if interface == "org.freedesktop.DBus.Properties":
2107
 
                if methodname == "Set":
2108
 
                    self.testcase.assertEqual(3, len(args))
2109
 
                    interface, key, value = args
2110
 
                    self.testcase.assertEqual(
2111
 
                        "se.recompile.Mandos.Client", interface)
2112
 
                    self.clients[objectpath][key] = value
2113
 
                    return
2114
 
            elif interface == "se.recompile.Mandos":
2115
 
                self.testcase.assertEqual("RemoveClient", methodname)
2116
 
                self.testcase.assertEqual(1, len(args))
2117
 
                clientpath = args[0]
2118
 
                del self.clients[clientpath]
2119
 
                return
2120
 
            elif interface == "se.recompile.Mandos.Client":
2121
 
                if methodname == "Approve":
2122
 
                    self.testcase.assertEqual(1, len(args))
2123
 
                    return
2124
 
            raise ValueError()
2125
 
 
2126
 
    def setUp(self):
2127
 
        self.bus = self.FakeMandosBus(self)
2128
 
 
2129
 
 
2130
 
class TestBaseCommands(TestCommand):
2131
 
 
2132
 
    def test_IsEnabled_exits_successfully(self):
2133
 
        with self.assertRaises(SystemExit) as e:
2134
 
            command.IsEnabled().run(self.bus.one_client)
2135
 
        if e.exception.code is not None:
2136
 
            self.assertEqual(0, e.exception.code)
2137
 
        else:
2138
 
            self.assertIsNone(e.exception.code)
2139
 
 
2140
 
    def test_IsEnabled_exits_with_failure(self):
2141
 
        self.bus.client_properties["Enabled"] = False
2142
 
        with self.assertRaises(SystemExit) as e:
2143
 
            command.IsEnabled().run(self.bus.one_client)
2144
 
        if isinstance(e.exception.code, int):
2145
 
            self.assertNotEqual(0, e.exception.code)
2146
 
        else:
2147
 
            self.assertIsNotNone(e.exception.code)
2148
 
 
2149
 
    def test_Approve(self):
2150
 
        busname = "se.recompile.Mandos"
2151
 
        client_interface = "se.recompile.Mandos.Client"
2152
 
        command.Approve().run(self.bus.clients, self.bus)
2153
 
        for clientpath in self.bus.clients:
2154
 
            self.assertIn(("Approve", busname, clientpath,
2155
 
                           client_interface, (True,)), self.bus.calls)
2156
 
 
2157
 
    def test_Deny(self):
2158
 
        busname = "se.recompile.Mandos"
2159
 
        client_interface = "se.recompile.Mandos.Client"
2160
 
        command.Deny().run(self.bus.clients, self.bus)
2161
 
        for clientpath in self.bus.clients:
2162
 
            self.assertIn(("Approve", busname, clientpath,
2163
 
                           client_interface, (False,)),
2164
 
                          self.bus.calls)
2165
 
 
2166
 
    def test_Remove(self):
2167
 
        command.Remove().run(self.bus.clients, self.bus)
2168
 
        for clientpath in self.bus.clients:
2169
 
            self.assertIn(("RemoveClient", dbus_busname,
2170
 
                           dbus_server_path, dbus_server_interface,
2171
 
                           (clientpath,)), self.bus.calls)
2172
 
 
2173
 
    expected_json = {
2174
 
        "foo": {
2175
 
            "Name": "foo",
2176
 
            "KeyID": ("92ed150794387c03ce684574b1139a65"
2177
 
                      "94a34f895daaaf09fd8ea90a27cddb12"),
2178
 
            "Host": "foo.example.org",
2179
 
            "Enabled": True,
2180
 
            "Timeout": 300000,
2181
 
            "LastCheckedOK": "2019-02-03T00:00:00",
2182
 
            "Created": "2019-01-02T00:00:00",
2183
 
            "Interval": 120000,
2184
 
            "Fingerprint": ("778827225BA7DE539C5A"
2185
 
                            "7CFA59CFF7CDBD9A5920"),
2186
 
            "CheckerRunning": False,
2187
 
            "LastEnabled": "2019-01-03T00:00:00",
2188
 
            "ApprovalPending": False,
2189
 
            "ApprovedByDefault": True,
2190
 
            "LastApprovalRequest": "",
2191
 
            "ApprovalDelay": 0,
2192
 
            "ApprovalDuration": 1000,
2193
 
            "Checker": "fping -q -- %(host)s",
2194
 
            "ExtendedTimeout": 900000,
2195
 
            "Expires": "2019-02-04T00:00:00",
2196
 
            "LastCheckerStatus": 0,
2197
 
        },
2198
 
        "barbar": {
2199
 
            "Name": "barbar",
2200
 
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
2201
 
                      "6ab612cff5ad227247e46c2b020f441c"),
2202
 
            "Host": "192.0.2.3",
2203
 
            "Enabled": True,
2204
 
            "Timeout": 300000,
2205
 
            "LastCheckedOK": "2019-02-04T00:00:00",
2206
 
            "Created": "2019-01-03T00:00:00",
2207
 
            "Interval": 120000,
2208
 
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
2209
 
                            "F547B3A107558FCA3A27"),
2210
 
            "CheckerRunning": True,
2211
 
            "LastEnabled": "2019-01-04T00:00:00",
2212
 
            "ApprovalPending": False,
2213
 
            "ApprovedByDefault": False,
2214
 
            "LastApprovalRequest": "2019-01-03T00:00:00",
2215
 
            "ApprovalDelay": 30000,
2216
 
            "ApprovalDuration": 93785000,
2217
 
            "Checker": ":",
2218
 
            "ExtendedTimeout": 900000,
2219
 
            "Expires": "2019-02-05T00:00:00",
2220
 
            "LastCheckerStatus": -2,
2221
 
        },
2222
 
    }
2223
 
 
2224
 
    def test_DumpJSON_normal(self):
2225
 
        with self.capture_stdout_to_buffer() as buffer:
2226
 
            command.DumpJSON().run(self.bus.clients)
2227
 
        json_data = json.loads(buffer.getvalue())
2228
 
        self.assertDictEqual(self.expected_json, json_data)
2229
 
 
2230
 
    @staticmethod
2231
 
    @contextlib.contextmanager
2232
 
    def capture_stdout_to_buffer():
2233
 
        capture_buffer = io.StringIO()
2234
 
        old_stdout = sys.stdout
2235
 
        sys.stdout = capture_buffer
2236
 
        try:
2237
 
            yield capture_buffer
2238
 
        finally:
2239
 
            sys.stdout = old_stdout
2240
 
 
2241
 
    def test_DumpJSON_one_client(self):
2242
 
        with self.capture_stdout_to_buffer() as buffer:
2243
 
            command.DumpJSON().run(self.bus.one_client)
2244
 
        json_data = json.loads(buffer.getvalue())
2245
 
        expected_json = {"foo": self.expected_json["foo"]}
2246
 
        self.assertDictEqual(expected_json, json_data)
2247
 
 
2248
 
    def test_PrintTable_normal(self):
2249
 
        with self.capture_stdout_to_buffer() as buffer:
2250
 
            command.PrintTable().run(self.bus.clients)
2251
 
        expected_output = "\n".join((
2252
 
            "Name   Enabled Timeout  Last Successful Check",
2253
 
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
2254
 
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
2255
 
        )) + "\n"
2256
 
        self.assertEqual(expected_output, buffer.getvalue())
2257
 
 
2258
 
    def test_PrintTable_verbose(self):
2259
 
        with self.capture_stdout_to_buffer() as buffer:
2260
 
            command.PrintTable(verbose=True).run(self.bus.clients)
2261
 
        columns = (
2262
 
            (
2263
 
                "Name   ",
2264
 
                "foo    ",
2265
 
                "barbar ",
2266
 
            ),(
2267
 
                "Enabled ",
2268
 
                "Yes     ",
2269
 
                "Yes     ",
2270
 
            ),(
2271
 
                "Timeout  ",
2272
 
                "00:05:00 ",
2273
 
                "00:05:00 ",
2274
 
            ),(
2275
 
                "Last Successful Check ",
2276
 
                "2019-02-03T00:00:00   ",
2277
 
                "2019-02-04T00:00:00   ",
2278
 
            ),(
2279
 
                "Created             ",
2280
 
                "2019-01-02T00:00:00 ",
2281
 
                "2019-01-03T00:00:00 ",
2282
 
            ),(
2283
 
                "Interval ",
2284
 
                "00:02:00 ",
2285
 
                "00:02:00 ",
2286
 
            ),(
2287
 
                "Host            ",
2288
 
                "foo.example.org ",
2289
 
                "192.0.2.3       ",
2290
 
            ),(
2291
 
                ("Key ID                                             "
2292
 
                 "              "),
2293
 
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
2294
 
                 "ea90a27cddb12 "),
2295
 
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
2296
 
                 "46c2b020f441c "),
2297
 
            ),(
2298
 
                "Fingerprint                              ",
2299
 
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
2300
 
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
2301
 
            ),(
2302
 
                "Check Is Running ",
2303
 
                "No               ",
2304
 
                "Yes              ",
2305
 
            ),(
2306
 
                "Last Enabled        ",
2307
 
                "2019-01-03T00:00:00 ",
2308
 
                "2019-01-04T00:00:00 ",
2309
 
            ),(
2310
 
                "Approval Is Pending ",
2311
 
                "No                  ",
2312
 
                "No                  ",
2313
 
            ),(
2314
 
                "Approved By Default ",
2315
 
                "Yes                 ",
2316
 
                "No                  ",
2317
 
            ),(
2318
 
                "Last Approval Request ",
2319
 
                "                      ",
2320
 
                "2019-01-03T00:00:00   ",
2321
 
            ),(
2322
 
                "Approval Delay ",
2323
 
                "00:00:00       ",
2324
 
                "00:00:30       ",
2325
 
            ),(
2326
 
                "Approval Duration ",
2327
 
                "00:00:01          ",
2328
 
                "1T02:03:05        ",
2329
 
            ),(
2330
 
                "Checker              ",
2331
 
                "fping -q -- %(host)s ",
2332
 
                ":                    ",
2333
 
            ),(
2334
 
                "Extended Timeout ",
2335
 
                "00:15:00         ",
2336
 
                "00:15:00         ",
2337
 
            ),(
2338
 
                "Expires             ",
2339
 
                "2019-02-04T00:00:00 ",
2340
 
                "2019-02-05T00:00:00 ",
2341
 
            ),(
2342
 
                "Last Checker Status",
2343
 
                "0                  ",
2344
 
                "-2                 ",
2345
 
            )
2346
 
        )
2347
 
        num_lines = max(len(rows) for rows in columns)
2348
 
        expected_output = ("\n".join("".join(rows[line]
2349
 
                                             for rows in columns)
2350
 
                                     for line in range(num_lines))
2351
 
                           + "\n")
2352
 
        self.assertEqual(expected_output, buffer.getvalue())
2353
 
 
2354
 
    def test_PrintTable_one_client(self):
2355
 
        with self.capture_stdout_to_buffer() as buffer:
2356
 
            command.PrintTable().run(self.bus.one_client)
2357
 
        expected_output = "\n".join((
2358
 
            "Name Enabled Timeout  Last Successful Check",
2359
 
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
2360
 
        )) + "\n"
2361
 
        self.assertEqual(expected_output, buffer.getvalue())
2362
 
 
2363
 
 
2364
 
class TestPropertySetterCmd(TestCommand):
2365
 
    """Abstract class for tests of command.PropertySetter classes"""
2366
 
 
2367
 
    def runTest(self):
2368
 
        if not hasattr(self, "command"):
2369
 
            return              # Abstract TestCase class
2370
 
 
2371
 
        if hasattr(self, "values_to_set"):
2372
 
            cmd_args = [(value,) for value in self.values_to_set]
2373
 
            values_to_get = getattr(self, "values_to_get",
2374
 
                                    self.values_to_set)
2375
 
        else:
2376
 
            cmd_args = [() for x in range(len(self.values_to_get))]
2377
 
            values_to_get = self.values_to_get
2378
 
        for value_to_get, cmd_arg in zip(values_to_get, cmd_args):
2379
 
            for clientpath in self.bus.clients:
2380
 
                self.bus.clients[clientpath][self.propname] = (
2381
 
                    Unique())
2382
 
            self.command(*cmd_arg).run(self.bus.clients, self.bus)
2383
 
            for clientpath in self.bus.clients:
2384
 
                value = (self.bus.clients[clientpath]
2385
 
                         [self.propname])
2386
 
                self.assertNotIsInstance(value, Unique)
2387
 
                self.assertEqual(value_to_get, value)
2388
 
 
2389
 
 
2390
 
class TestEnableCmd(TestPropertySetterCmd):
2391
 
    command = command.Enable
2392
 
    propname = "Enabled"
2393
 
    values_to_get = [True]
2394
 
 
2395
 
 
2396
 
class TestDisableCmd(TestPropertySetterCmd):
2397
 
    command = command.Disable
2398
 
    propname = "Enabled"
2399
 
    values_to_get = [False]
2400
 
 
2401
 
 
2402
 
class TestBumpTimeoutCmd(TestPropertySetterCmd):
2403
 
    command = command.BumpTimeout
2404
 
    propname = "LastCheckedOK"
2405
 
    values_to_get = [""]
2406
 
 
2407
 
 
2408
 
class TestStartCheckerCmd(TestPropertySetterCmd):
2409
 
    command = command.StartChecker
2410
 
    propname = "CheckerRunning"
2411
 
    values_to_get = [True]
2412
 
 
2413
 
 
2414
 
class TestStopCheckerCmd(TestPropertySetterCmd):
2415
 
    command = command.StopChecker
2416
 
    propname = "CheckerRunning"
2417
 
    values_to_get = [False]
2418
 
 
2419
 
 
2420
 
class TestApproveByDefaultCmd(TestPropertySetterCmd):
2421
 
    command = command.ApproveByDefault
2422
 
    propname = "ApprovedByDefault"
2423
 
    values_to_get = [True]
2424
 
 
2425
 
 
2426
 
class TestDenyByDefaultCmd(TestPropertySetterCmd):
2427
 
    command = command.DenyByDefault
2428
 
    propname = "ApprovedByDefault"
2429
 
    values_to_get = [False]
2430
 
 
2431
 
 
2432
 
class TestSetCheckerCmd(TestPropertySetterCmd):
2433
 
    command = command.SetChecker
2434
 
    propname = "Checker"
2435
 
    values_to_set = ["", ":", "fping -q -- %s"]
2436
 
 
2437
 
 
2438
 
class TestSetHostCmd(TestPropertySetterCmd):
2439
 
    command = command.SetHost
2440
 
    propname = "Host"
2441
 
    values_to_set = ["192.0.2.3", "client.example.org"]
2442
 
 
2443
 
 
2444
 
class TestSetSecretCmd(TestPropertySetterCmd):
2445
 
    command = command.SetSecret
2446
 
    propname = "Secret"
2447
 
    values_to_set = [io.BytesIO(b""),
2448
 
                     io.BytesIO(b"secret\0xyzzy\nbar")]
2449
 
    values_to_get = [f.getvalue() for f in values_to_set]
2450
 
 
2451
 
 
2452
 
class TestSetTimeoutCmd(TestPropertySetterCmd):
2453
 
    command = command.SetTimeout
2454
 
    propname = "Timeout"
2455
 
    values_to_set = [datetime.timedelta(),
2456
 
                     datetime.timedelta(minutes=5),
2457
 
                     datetime.timedelta(seconds=1),
2458
 
                     datetime.timedelta(weeks=1),
2459
 
                     datetime.timedelta(weeks=52)]
2460
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2461
 
 
2462
 
 
2463
 
class TestSetExtendedTimeoutCmd(TestPropertySetterCmd):
2464
 
    command = command.SetExtendedTimeout
2465
 
    propname = "ExtendedTimeout"
2466
 
    values_to_set = [datetime.timedelta(),
2467
 
                     datetime.timedelta(minutes=5),
2468
 
                     datetime.timedelta(seconds=1),
2469
 
                     datetime.timedelta(weeks=1),
2470
 
                     datetime.timedelta(weeks=52)]
2471
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2472
 
 
2473
 
 
2474
 
class TestSetIntervalCmd(TestPropertySetterCmd):
2475
 
    command = command.SetInterval
2476
 
    propname = "Interval"
2477
 
    values_to_set = [datetime.timedelta(),
2478
 
                     datetime.timedelta(minutes=5),
2479
 
                     datetime.timedelta(seconds=1),
2480
 
                     datetime.timedelta(weeks=1),
2481
 
                     datetime.timedelta(weeks=52)]
2482
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2483
 
 
2484
 
 
2485
 
class TestSetApprovalDelayCmd(TestPropertySetterCmd):
2486
 
    command = command.SetApprovalDelay
2487
 
    propname = "ApprovalDelay"
2488
 
    values_to_set = [datetime.timedelta(),
2489
 
                     datetime.timedelta(minutes=5),
2490
 
                     datetime.timedelta(seconds=1),
2491
 
                     datetime.timedelta(weeks=1),
2492
 
                     datetime.timedelta(weeks=52)]
2493
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2494
 
 
2495
 
 
2496
 
class TestSetApprovalDurationCmd(TestPropertySetterCmd):
2497
 
    command = command.SetApprovalDuration
2498
 
    propname = "ApprovalDuration"
2499
 
    values_to_set = [datetime.timedelta(),
2500
 
                     datetime.timedelta(minutes=5),
2501
 
                     datetime.timedelta(seconds=1),
2502
 
                     datetime.timedelta(weeks=1),
2503
 
                     datetime.timedelta(weeks=52)]
2504
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
2505
 
 
2506
 
 
2507
 
 
2508
 
def should_only_run_tests():
2509
 
    parser = argparse.ArgumentParser(add_help=False)
2510
 
    parser.add_argument("--check", action='store_true')
2511
 
    args, unknown_args = parser.parse_known_args()
2512
 
    run_tests = args.check
2513
 
    if run_tests:
2514
 
        # Remove --check argument from sys.argv
2515
 
        sys.argv[1:] = unknown_args
2516
 
    return run_tests
2517
 
 
2518
 
# Add all tests from doctest strings
2519
 
def load_tests(loader, tests, none):
2520
 
    import doctest
2521
 
    tests.addTests(doctest.DocTestSuite())
2522
 
    return tests
2523
 
 
2524
 
if __name__ == "__main__":
2525
 
    try:
2526
 
        if should_only_run_tests():
2527
 
            # Call using ./tdd-python-script --check [--verbose]
2528
 
            unittest.main()
2529
 
        else:
2530
 
            main()
2531
 
    finally:
2532
 
        logging.shutdown()
 
89
                raise ValueError
 
90
        except (ValueError, IndexError):
 
91
            raise ValueError
 
92
        timevalue += delta
 
93
    return timevalue
 
94
 
 
95
def print_clients(clients):
 
96
    def valuetostring(value, keyword):
 
97
        if type(value) is dbus.Boolean:
 
98
            return u"Yes" if value else u"No"
 
99
        if keyword in ("timeout", "interval"):
 
100
            return milliseconds_to_string(value)
 
101
        return unicode(value)
 
102
    
 
103
    format_string = u' '.join(u'%%-%ds' %
 
104
                              max(len(tablewords[key]),
 
105
                                  max(len(valuetostring(client[key], key))
 
106
                                      for client in
 
107
                                      clients))
 
108
                              for key in keywords)
 
109
    print format_string % tuple(tablewords[key] for key in keywords) 
 
110
    for client in clients:
 
111
        print format_string % tuple(valuetostring(client[key], key)
 
112
                                    for key in keywords)
 
113
 
 
114
parser = OptionParser(version = "%%prog %s" % version)
 
115
parser.add_option("-a", "--all", action="store_true",
 
116
                  help="Print all fields")
 
117
parser.add_option("-e", "--enable", action="store_true",
 
118
                  help="Enable specified client")
 
119
parser.add_option("-d", "--disable", action="store_true",
 
120
                  help="disable specified client")
 
121
parser.add_option("-b", "--bump-timeout", action="store_true",
 
122
                  help="Bump timeout of specified client")
 
123
parser.add_option("--start-checker", action="store_true",
 
124
                  help="Start checker for specified client")
 
125
parser.add_option("--stop-checker", action="store_true",
 
126
                  help="Stop checker for specified client")
 
127
parser.add_option("-v", "--is-valid", action="store_true",
 
128
                  help="Stop checker for specified client")
 
129
parser.add_option("-c", "--checker", type="string",
 
130
                  help="Set checker command for specified client")
 
131
parser.add_option("-t", "--timeout", type="string",
 
132
                  help="Set timeout for specified client")
 
133
parser.add_option("-i", "--interval", type="string",
 
134
                  help="Set checker interval for specified client")
 
135
parser.add_option("-H", "--host", type="string",
 
136
                  help="Set host for specified client")
 
137
parser.add_option("-s", "--secret", type="string",
 
138
                  help="Set password blob (file) for specified client")
 
139
options, client_names = parser.parse_args()
 
140
 
 
141
clients=[]
 
142
for name in client_names:
 
143
    for path, client in mandos_clients.iteritems():
 
144
        if client['name'] == name:
 
145
            client_objc = bus.get_object(busname, path)
 
146
            clients.append(dbus.Interface(client_objc,
 
147
                                          dbus_interface
 
148
                                          = client_interface))
 
149
            break
 
150
    else:
 
151
        print >> sys.stderr, "Client not found on server: %r" % name
 
152
        sys.exit(1)
 
153
 
 
154
if not clients:
 
155
    keywords = defaultkeywords
 
156
    if options.all:
 
157
        keywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
 
158
                    'created', 'interval', 'host', 'fingerprint',
 
159
                    'checker_running', 'last_enabled', 'checker')
 
160
    print_clients(mandos_clients.values())
 
161
    
 
162
for client in clients:
 
163
    if options.enable:
 
164
        client.Enable()
 
165
    if options.disable:
 
166
        client.Disable()
 
167
    if options.bump_timeout:
 
168
        client.BumpTimeout()
 
169
    if options.start_checker:
 
170
        client.StartChecker()
 
171
    if options.stop_checker:
 
172
        client.StopChecker()
 
173
    if options.is_valid:
 
174
        sys.exit(0 if client.IsStillValid() else 1)
 
175
    if options.checker:
 
176
        client.SetChecker(options.checker)
 
177
    if options.host:
 
178
        client.SetHost(options.host)
 
179
    if options.interval:
 
180
        client.SetInterval(datetime_to_milliseconds
 
181
                           (string_to_delta(options.interval)))
 
182
    if options.timeout:
 
183
        client.SetTimeout(datetime_to_milliseconds
 
184
                          (string_to_delta(options.timeout)))
 
185
    if options.secret:
 
186
        client.SetSecret(dbus.ByteArray(open(options.secret, 'rb').read()))
 
187