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  • Committer: Teddy Hogeborn
  • Date: 2019-03-17 11:19:58 UTC
  • Revision ID: teddy@recompile.se-20190317111958-vpq5pvd70hdijadj
mandos-ctl: Refactor

* mandos-ctl (TestBaseCommands): Rename test methods to match names of
                                 tested command.
  (TestBaseCommands.test_is_enabled): Rename to "test_IsEnabled".
  (TestBaseCommands.test_is_enabled_run_exits_successfully): Rename to
                              "test_IsEnabled_run_exits_successfully".
  (TestBaseCommands.test_is_enabled_run_exits_with_failure): Rename to
                              "test_IsEnabled_run_exits_with_failure".
  (TestBaseCommands.test_approve): Rename to "test_Approve".
  (TestBaseCommands.test_deny): Rename to "test_Deny".
  (TestBaseCommands.test_remove): Rename to "test_Remove".

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1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
3
 
 
2
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
 
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
 
6
 
# Copyright © 2008-2015 Teddy Hogeborn
7
 
# Copyright © 2008-2015 Björn Påhlsson
8
 
9
 
# This program is free software: you can redistribute it and/or modify
10
 
# it under the terms of the GNU General Public License as published by
 
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
11
13
# the Free Software Foundation, either version 3 of the License, or
12
14
# (at your option) any later version.
13
15
#
14
 
#     This program is distributed in the hope that it will be useful,
15
 
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
16
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
19
#     GNU General Public License for more details.
18
 
 
20
#
19
21
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see
21
 
# <http://www.gnu.org/licenses/>.
22
 
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
23
24
# Contact the authors at <mandos@recompile.se>.
24
 
 
25
#
25
26
 
26
27
from __future__ import (division, absolute_import, print_function,
27
28
                        unicode_literals)
38
39
import re
39
40
import os
40
41
import collections
41
 
import doctest
 
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
42
48
 
43
49
import dbus
44
50
 
 
51
# Show warnings by default
 
52
if not sys.warnoptions:
 
53
    import warnings
 
54
    warnings.simplefilter("default")
 
55
 
 
56
log = logging.getLogger(sys.argv[0])
 
57
logging.basicConfig(level="INFO", # Show info level messages
 
58
                    format="%(message)s") # Show basic log messages
 
59
 
 
60
logging.captureWarnings(True)   # Show warnings via the logging system
 
61
 
45
62
if sys.version_info.major == 2:
46
63
    str = unicode
47
64
 
48
65
locale.setlocale(locale.LC_ALL, "")
49
66
 
50
 
tablewords = {
51
 
    "Name": "Name",
52
 
    "Enabled": "Enabled",
53
 
    "Timeout": "Timeout",
54
 
    "LastCheckedOK": "Last Successful Check",
55
 
    "LastApprovalRequest": "Last Approval Request",
56
 
    "Created": "Created",
57
 
    "Interval": "Interval",
58
 
    "Host": "Host",
59
 
    "Fingerprint": "Fingerprint",
60
 
    "CheckerRunning": "Check Is Running",
61
 
    "LastEnabled": "Last Enabled",
62
 
    "ApprovalPending": "Approval Is Pending",
63
 
    "ApprovedByDefault": "Approved By Default",
64
 
    "ApprovalDelay": "Approval Delay",
65
 
    "ApprovalDuration": "Approval Duration",
66
 
    "Checker": "Checker",
67
 
    "ExtendedTimeout": "Extended Timeout"
68
 
}
69
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
70
 
domain = "se.recompile"
71
 
busname = domain + ".Mandos"
72
 
server_path = "/"
73
 
server_interface = domain + ".Mandos"
74
 
client_interface = domain + ".Mandos.Client"
75
 
version = "1.7.1"
 
67
dbus_busname_domain = "se.recompile"
 
68
dbus_busname = dbus_busname_domain + ".Mandos"
 
69
server_dbus_path = "/"
 
70
server_dbus_interface = dbus_busname_domain + ".Mandos"
 
71
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
 
72
del dbus_busname_domain
 
73
version = "1.8.3"
76
74
 
77
75
 
78
76
try:
80
78
except AttributeError:
81
79
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
82
80
 
83
 
def milliseconds_to_string(ms):
84
 
    td = datetime.timedelta(0, 0, 0, ms)
85
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
86
 
        days = "{}T".format(td.days) if td.days else "",
87
 
        hours = td.seconds // 3600,
88
 
        minutes = (td.seconds % 3600) // 60,
89
 
        seconds = td.seconds % 60))
 
81
 
 
82
def main():
 
83
    parser = argparse.ArgumentParser()
 
84
 
 
85
    add_command_line_options(parser)
 
86
 
 
87
    options = parser.parse_args()
 
88
 
 
89
    check_option_syntax(parser, options)
 
90
 
 
91
    clientnames = options.client
 
92
 
 
93
    if options.debug:
 
94
        log.setLevel(logging.DEBUG)
 
95
 
 
96
    bus = dbus.SystemBus()
 
97
 
 
98
    mandos_dbus_object = get_mandos_dbus_object(bus)
 
99
 
 
100
    mandos_serv = dbus.Interface(
 
101
        mandos_dbus_object, dbus_interface=server_dbus_interface)
 
102
    mandos_serv_object_manager = dbus.Interface(
 
103
        mandos_dbus_object, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
104
 
 
105
    managed_objects = get_managed_objects(mandos_serv_object_manager)
 
106
 
 
107
    all_clients = {}
 
108
    for path, ifs_and_props in managed_objects.items():
 
109
        try:
 
110
            all_clients[path] = ifs_and_props[client_dbus_interface]
 
111
        except KeyError:
 
112
            pass
 
113
 
 
114
    # Compile dict of (clientpath: properties) to process
 
115
    if not clientnames:
 
116
        clients = all_clients
 
117
    else:
 
118
        clients = {}
 
119
        for name in clientnames:
 
120
            for objpath, properties in all_clients.items():
 
121
                if properties["Name"] == name:
 
122
                    clients[objpath] = properties
 
123
                    break
 
124
            else:
 
125
                log.critical("Client not found on server: %r", name)
 
126
                sys.exit(1)
 
127
 
 
128
    commands = commands_from_options(options)
 
129
 
 
130
    for command in commands:
 
131
        command.run(clients, bus, mandos_serv)
 
132
 
 
133
 
 
134
def add_command_line_options(parser):
 
135
    parser.add_argument("--version", action="version",
 
136
                        version="%(prog)s {}".format(version),
 
137
                        help="show version number and exit")
 
138
    parser.add_argument("-a", "--all", action="store_true",
 
139
                        help="Select all clients")
 
140
    parser.add_argument("-v", "--verbose", action="store_true",
 
141
                        help="Print all fields")
 
142
    parser.add_argument("-j", "--dump-json", action="store_true",
 
143
                        help="Dump client data in JSON format")
 
144
    enable_disable = parser.add_mutually_exclusive_group()
 
145
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
146
                                help="Enable client")
 
147
    enable_disable.add_argument("-d", "--disable",
 
148
                                action="store_true",
 
149
                                help="disable client")
 
150
    parser.add_argument("-b", "--bump-timeout", action="store_true",
 
151
                        help="Bump timeout for client")
 
152
    start_stop_checker = parser.add_mutually_exclusive_group()
 
153
    start_stop_checker.add_argument("--start-checker",
 
154
                                    action="store_true",
 
155
                                    help="Start checker for client")
 
156
    start_stop_checker.add_argument("--stop-checker",
 
157
                                    action="store_true",
 
158
                                    help="Stop checker for client")
 
159
    parser.add_argument("-V", "--is-enabled", action="store_true",
 
160
                        help="Check if client is enabled")
 
161
    parser.add_argument("-r", "--remove", action="store_true",
 
162
                        help="Remove client")
 
163
    parser.add_argument("-c", "--checker",
 
164
                        help="Set checker command for client")
 
165
    parser.add_argument("-t", "--timeout", type=string_to_delta,
 
166
                        help="Set timeout for client")
 
167
    parser.add_argument("--extended-timeout", type=string_to_delta,
 
168
                        help="Set extended timeout for client")
 
169
    parser.add_argument("-i", "--interval", type=string_to_delta,
 
170
                        help="Set checker interval for client")
 
171
    approve_deny_default = parser.add_mutually_exclusive_group()
 
172
    approve_deny_default.add_argument(
 
173
        "--approve-by-default", action="store_true",
 
174
        default=None, dest="approved_by_default",
 
175
        help="Set client to be approved by default")
 
176
    approve_deny_default.add_argument(
 
177
        "--deny-by-default", action="store_false",
 
178
        dest="approved_by_default",
 
179
        help="Set client to be denied by default")
 
180
    parser.add_argument("--approval-delay", type=string_to_delta,
 
181
                        help="Set delay before client approve/deny")
 
182
    parser.add_argument("--approval-duration", type=string_to_delta,
 
183
                        help="Set duration of one client approval")
 
184
    parser.add_argument("-H", "--host", help="Set host for client")
 
185
    parser.add_argument("-s", "--secret",
 
186
                        type=argparse.FileType(mode="rb"),
 
187
                        help="Set password blob (file) for client")
 
188
    approve_deny = parser.add_mutually_exclusive_group()
 
189
    approve_deny.add_argument(
 
190
        "-A", "--approve", action="store_true",
 
191
        help="Approve any current client request")
 
192
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
193
                              help="Deny any current client request")
 
194
    parser.add_argument("--debug", action="store_true",
 
195
                        help="Debug mode (show D-Bus commands)")
 
196
    parser.add_argument("--check", action="store_true",
 
197
                        help="Run self-test")
 
198
    parser.add_argument("client", nargs="*", help="Client name")
 
199
 
 
200
 
 
201
def string_to_delta(interval):
 
202
    """Parse a string and return a datetime.timedelta"""
 
203
 
 
204
    try:
 
205
        return rfc3339_duration_to_delta(interval)
 
206
    except ValueError as e:
 
207
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
208
                    ' '.join(e.args))
 
209
    return parse_pre_1_6_1_interval(interval)
90
210
 
91
211
 
92
212
def rfc3339_duration_to_delta(duration):
93
213
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
94
 
    
 
214
 
95
215
    >>> rfc3339_duration_to_delta("P7D")
96
216
    datetime.timedelta(7)
97
217
    >>> rfc3339_duration_to_delta("PT60S")
98
218
    datetime.timedelta(0, 60)
99
219
    >>> rfc3339_duration_to_delta("PT60M")
100
220
    datetime.timedelta(0, 3600)
 
221
    >>> rfc3339_duration_to_delta("P60M")
 
222
    datetime.timedelta(1680)
101
223
    >>> rfc3339_duration_to_delta("PT24H")
102
224
    datetime.timedelta(1)
103
225
    >>> rfc3339_duration_to_delta("P1W")
106
228
    datetime.timedelta(0, 330)
107
229
    >>> rfc3339_duration_to_delta("P1DT3M20S")
108
230
    datetime.timedelta(1, 200)
 
231
    >>> # Can not be empty:
 
232
    >>> rfc3339_duration_to_delta("")
 
233
    Traceback (most recent call last):
 
234
    ...
 
235
    ValueError: Invalid RFC 3339 duration: ""
 
236
    >>> # Must start with "P":
 
237
    >>> rfc3339_duration_to_delta("1D")
 
238
    Traceback (most recent call last):
 
239
    ...
 
240
    ValueError: Invalid RFC 3339 duration: "1D"
 
241
    >>> # Must use correct order
 
242
    >>> rfc3339_duration_to_delta("PT1S2M")
 
243
    Traceback (most recent call last):
 
244
    ...
 
245
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
 
246
    >>> # Time needs time marker
 
247
    >>> rfc3339_duration_to_delta("P1H2S")
 
248
    Traceback (most recent call last):
 
249
    ...
 
250
    ValueError: Invalid RFC 3339 duration: "P1H2S"
 
251
    >>> # Weeks can not be combined with anything else
 
252
    >>> rfc3339_duration_to_delta("P1D2W")
 
253
    Traceback (most recent call last):
 
254
    ...
 
255
    ValueError: Invalid RFC 3339 duration: "P1D2W"
 
256
    >>> rfc3339_duration_to_delta("P2W2H")
 
257
    Traceback (most recent call last):
 
258
    ...
 
259
    ValueError: Invalid RFC 3339 duration: "P2W2H"
109
260
    """
110
 
    
 
261
 
111
262
    # Parsing an RFC 3339 duration with regular expressions is not
112
263
    # possible - there would have to be multiple places for the same
113
264
    # values, like seconds.  The current code, while more esoteric, is
114
265
    # cleaner without depending on a parsing library.  If Python had a
115
266
    # built-in library for parsing we would use it, but we'd like to
116
267
    # avoid excessive use of external libraries.
117
 
    
 
268
 
118
269
    # New type for defining tokens, syntax, and semantics all-in-one
119
270
    Token = collections.namedtuple("Token", (
120
271
        "regexp",  # To match token; if "value" is not None, must have
153
304
                           frozenset((token_year, token_month,
154
305
                                      token_day, token_time,
155
306
                                      token_week)))
156
 
    # Define starting values
157
 
    value = datetime.timedelta() # Value so far
 
307
    # Define starting values:
 
308
    # Value so far
 
309
    value = datetime.timedelta()
158
310
    found_token = None
159
 
    followers = frozenset((token_duration, )) # Following valid tokens
160
 
    s = duration                # String left to parse
 
311
    # Following valid tokens
 
312
    followers = frozenset((token_duration, ))
 
313
    # String left to parse
 
314
    s = duration
161
315
    # Loop until end token is found
162
316
    while found_token is not token_end:
163
317
        # Search for any currently valid tokens
179
333
                break
180
334
        else:
181
335
            # No currently valid tokens were found
182
 
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
336
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
183
337
                             .format(duration))
184
338
    # End token found
185
339
    return value
186
340
 
187
341
 
188
 
def string_to_delta(interval):
189
 
    """Parse a string and return a datetime.timedelta
190
 
    
191
 
    >>> string_to_delta('7d')
 
342
def parse_pre_1_6_1_interval(interval):
 
343
    """Parse an interval string as documented by Mandos before 1.6.1,
 
344
    and return a datetime.timedelta
 
345
 
 
346
    >>> parse_pre_1_6_1_interval('7d')
192
347
    datetime.timedelta(7)
193
 
    >>> string_to_delta('60s')
 
348
    >>> parse_pre_1_6_1_interval('60s')
194
349
    datetime.timedelta(0, 60)
195
 
    >>> string_to_delta('60m')
 
350
    >>> parse_pre_1_6_1_interval('60m')
196
351
    datetime.timedelta(0, 3600)
197
 
    >>> string_to_delta('24h')
 
352
    >>> parse_pre_1_6_1_interval('24h')
198
353
    datetime.timedelta(1)
199
 
    >>> string_to_delta('1w')
 
354
    >>> parse_pre_1_6_1_interval('1w')
200
355
    datetime.timedelta(7)
201
 
    >>> string_to_delta('5m 30s')
 
356
    >>> parse_pre_1_6_1_interval('5m 30s')
202
357
    datetime.timedelta(0, 330)
 
358
    >>> parse_pre_1_6_1_interval('')
 
359
    datetime.timedelta(0)
 
360
    >>> # Ignore unknown characters, allow any order and repetitions
 
361
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
362
    datetime.timedelta(2, 480, 18000)
 
363
 
203
364
    """
204
 
    
205
 
    try:
206
 
        return rfc3339_duration_to_delta(interval)
207
 
    except ValueError:
208
 
        pass
209
 
    
 
365
 
210
366
    value = datetime.timedelta(0)
211
367
    regexp = re.compile(r"(\d+)([dsmhw]?)")
212
 
    
 
368
 
213
369
    for num, suffix in regexp.findall(interval):
214
370
        if suffix == "d":
215
371
            value += datetime.timedelta(int(num))
226
382
    return value
227
383
 
228
384
 
229
 
def print_clients(clients, keywords):
230
 
    def valuetostring(value, keyword):
231
 
        if type(value) is dbus.Boolean:
232
 
            return "Yes" if value else "No"
233
 
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
234
 
                       "ApprovalDuration", "ExtendedTimeout"):
235
 
            return milliseconds_to_string(value)
236
 
        return str(value)
237
 
    
238
 
    # Create format string to print table rows
239
 
    format_string = " ".join("{{{key}:{width}}}".format(
240
 
        width = max(len(tablewords[key]),
241
 
                    max(len(valuetostring(client[key], key))
242
 
                        for client in clients)),
243
 
        key = key)
244
 
                             for key in keywords)
245
 
    # Print header line
246
 
    print(format_string.format(**tablewords))
247
 
    for client in clients:
248
 
        print(format_string.format(**{
249
 
            key: valuetostring(client[key], key)
250
 
            for key in keywords }))
251
 
 
252
 
 
253
 
def has_actions(options):
254
 
    return any((options.enable,
255
 
                options.disable,
256
 
                options.bump_timeout,
257
 
                options.start_checker,
258
 
                options.stop_checker,
259
 
                options.is_enabled,
260
 
                options.remove,
261
 
                options.checker is not None,
262
 
                options.timeout is not None,
263
 
                options.extended_timeout is not None,
264
 
                options.interval is not None,
265
 
                options.approved_by_default is not None,
266
 
                options.approval_delay is not None,
267
 
                options.approval_duration is not None,
268
 
                options.host is not None,
269
 
                options.secret is not None,
270
 
                options.approve,
271
 
                options.deny))
272
 
 
273
 
 
274
 
def main():
275
 
    parser = argparse.ArgumentParser()
276
 
    parser.add_argument("--version", action="version",
277
 
                        version = "%(prog)s {}".format(version),
278
 
                        help="show version number and exit")
279
 
    parser.add_argument("-a", "--all", action="store_true",
280
 
                        help="Select all clients")
281
 
    parser.add_argument("-v", "--verbose", action="store_true",
282
 
                        help="Print all fields")
283
 
    parser.add_argument("-e", "--enable", action="store_true",
284
 
                        help="Enable client")
285
 
    parser.add_argument("-d", "--disable", action="store_true",
286
 
                        help="disable client")
287
 
    parser.add_argument("-b", "--bump-timeout", action="store_true",
288
 
                        help="Bump timeout for client")
289
 
    parser.add_argument("--start-checker", action="store_true",
290
 
                        help="Start checker for client")
291
 
    parser.add_argument("--stop-checker", action="store_true",
292
 
                        help="Stop checker for client")
293
 
    parser.add_argument("-V", "--is-enabled", action="store_true",
294
 
                        help="Check if client is enabled")
295
 
    parser.add_argument("-r", "--remove", action="store_true",
296
 
                        help="Remove client")
297
 
    parser.add_argument("-c", "--checker",
298
 
                        help="Set checker command for client")
299
 
    parser.add_argument("-t", "--timeout",
300
 
                        help="Set timeout for client")
301
 
    parser.add_argument("--extended-timeout",
302
 
                        help="Set extended timeout for client")
303
 
    parser.add_argument("-i", "--interval",
304
 
                        help="Set checker interval for client")
305
 
    parser.add_argument("--approve-by-default", action="store_true",
306
 
                        default=None, dest="approved_by_default",
307
 
                        help="Set client to be approved by default")
308
 
    parser.add_argument("--deny-by-default", action="store_false",
309
 
                        dest="approved_by_default",
310
 
                        help="Set client to be denied by default")
311
 
    parser.add_argument("--approval-delay",
312
 
                        help="Set delay before client approve/deny")
313
 
    parser.add_argument("--approval-duration",
314
 
                        help="Set duration of one client approval")
315
 
    parser.add_argument("-H", "--host", help="Set host for client")
316
 
    parser.add_argument("-s", "--secret",
317
 
                        type=argparse.FileType(mode="rb"),
318
 
                        help="Set password blob (file) for client")
319
 
    parser.add_argument("-A", "--approve", action="store_true",
320
 
                        help="Approve any current client request")
321
 
    parser.add_argument("-D", "--deny", action="store_true",
322
 
                        help="Deny any current client request")
323
 
    parser.add_argument("--check", action="store_true",
324
 
                        help="Run self-test")
325
 
    parser.add_argument("client", nargs="*", help="Client name")
326
 
    options = parser.parse_args()
327
 
    
 
385
def check_option_syntax(parser, options):
 
386
    """Apply additional restrictions on options, not expressible in
 
387
argparse"""
 
388
 
 
389
    def has_actions(options):
 
390
        return any((options.enable,
 
391
                    options.disable,
 
392
                    options.bump_timeout,
 
393
                    options.start_checker,
 
394
                    options.stop_checker,
 
395
                    options.is_enabled,
 
396
                    options.remove,
 
397
                    options.checker is not None,
 
398
                    options.timeout is not None,
 
399
                    options.extended_timeout is not None,
 
400
                    options.interval is not None,
 
401
                    options.approved_by_default is not None,
 
402
                    options.approval_delay is not None,
 
403
                    options.approval_duration is not None,
 
404
                    options.host is not None,
 
405
                    options.secret is not None,
 
406
                    options.approve,
 
407
                    options.deny))
 
408
 
328
409
    if has_actions(options) and not (options.client or options.all):
329
410
        parser.error("Options require clients names or --all.")
330
411
    if options.verbose and has_actions(options):
331
 
        parser.error("--verbose can only be used alone or with"
332
 
                     " --all.")
 
412
        parser.error("--verbose can only be used alone.")
 
413
    if options.dump_json and (options.verbose
 
414
                              or has_actions(options)):
 
415
        parser.error("--dump-json can only be used alone.")
333
416
    if options.all and not has_actions(options):
334
417
        parser.error("--all requires an action.")
335
 
 
336
 
    if options.check:
337
 
        fail_count, test_count = doctest.testmod()
338
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
339
 
    
 
418
    if options.is_enabled and len(options.client) > 1:
 
419
        parser.error("--is-enabled requires exactly one client")
 
420
    if options.remove:
 
421
        options.remove = False
 
422
        if has_actions(options) and not options.deny:
 
423
            parser.error("--remove can only be combined with --deny")
 
424
        options.remove = True
 
425
 
 
426
 
 
427
def get_mandos_dbus_object(bus):
 
428
    log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
429
              dbus_busname, server_dbus_path)
 
430
    with if_dbus_exception_log_with_exception_and_exit(
 
431
            "Could not connect to Mandos server: %s"):
 
432
        mandos_dbus_object = bus.get_object(dbus_busname,
 
433
                                            server_dbus_path)
 
434
    return mandos_dbus_object
 
435
 
 
436
 
 
437
@contextlib.contextmanager
 
438
def if_dbus_exception_log_with_exception_and_exit(*args, **kwargs):
340
439
    try:
341
 
        bus = dbus.SystemBus()
342
 
        mandos_dbus_objc = bus.get_object(busname, server_path)
343
 
    except dbus.exceptions.DBusException:
344
 
        print("Could not connect to Mandos server", file=sys.stderr)
 
440
        yield
 
441
    except dbus.exceptions.DBusException as e:
 
442
        log.critical(*(args + (e,)), **kwargs)
345
443
        sys.exit(1)
346
 
    
347
 
    mandos_serv = dbus.Interface(mandos_dbus_objc,
348
 
                                 dbus_interface = server_interface)
349
 
    mandos_serv_object_manager = dbus.Interface(
350
 
        mandos_dbus_objc, dbus_interface = dbus.OBJECT_MANAGER_IFACE)
351
 
    
352
 
    #block stderr since dbus library prints to stderr
353
 
    null = os.open(os.path.devnull, os.O_RDWR)
354
 
    stderrcopy = os.dup(sys.stderr.fileno())
355
 
    os.dup2(null, sys.stderr.fileno())
356
 
    os.close(null)
357
 
    try:
 
444
 
 
445
 
 
446
def get_managed_objects(object_manager):
 
447
    log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
 
448
              server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
 
449
    with if_dbus_exception_log_with_exception_and_exit(
 
450
            "Failed to access Mandos server through D-Bus:\n%s"):
 
451
        with SilenceLogger("dbus.proxies"):
 
452
            managed_objects = object_manager.GetManagedObjects()
 
453
    return managed_objects
 
454
 
 
455
 
 
456
class SilenceLogger(object):
 
457
    "Simple context manager to silence a particular logger"
 
458
    def __init__(self, loggername):
 
459
        self.logger = logging.getLogger(loggername)
 
460
 
 
461
    def __enter__(self):
 
462
        self.logger.addFilter(self.nullfilter)
 
463
        return self
 
464
 
 
465
    class NullFilter(logging.Filter):
 
466
        def filter(self, record):
 
467
            return False
 
468
 
 
469
    nullfilter = NullFilter()
 
470
 
 
471
    def __exit__(self, exc_type, exc_val, exc_tb):
 
472
        self.logger.removeFilter(self.nullfilter)
 
473
 
 
474
 
 
475
def commands_from_options(options):
 
476
 
 
477
    commands = []
 
478
 
 
479
    if options.is_enabled:
 
480
        commands.append(command.IsEnabled())
 
481
 
 
482
    if options.approve:
 
483
        commands.append(command.Approve())
 
484
 
 
485
    if options.deny:
 
486
        commands.append(command.Deny())
 
487
 
 
488
    if options.remove:
 
489
        commands.append(command.Remove())
 
490
 
 
491
    if options.dump_json:
 
492
        commands.append(command.DumpJSON())
 
493
 
 
494
    if options.enable:
 
495
        commands.append(command.Enable())
 
496
 
 
497
    if options.disable:
 
498
        commands.append(command.Disable())
 
499
 
 
500
    if options.bump_timeout:
 
501
        commands.append(command.BumpTimeout())
 
502
 
 
503
    if options.start_checker:
 
504
        commands.append(command.StartChecker())
 
505
 
 
506
    if options.stop_checker:
 
507
        commands.append(command.StopChecker())
 
508
 
 
509
    if options.approved_by_default is not None:
 
510
        if options.approved_by_default:
 
511
            commands.append(command.ApproveByDefault())
 
512
        else:
 
513
            commands.append(command.DenyByDefault())
 
514
 
 
515
    if options.checker is not None:
 
516
        commands.append(command.SetChecker(options.checker))
 
517
 
 
518
    if options.host is not None:
 
519
        commands.append(command.SetHost(options.host))
 
520
 
 
521
    if options.secret is not None:
 
522
        commands.append(command.SetSecret(options.secret))
 
523
 
 
524
    if options.timeout is not None:
 
525
        commands.append(command.SetTimeout(options.timeout))
 
526
 
 
527
    if options.extended_timeout:
 
528
        commands.append(
 
529
            command.SetExtendedTimeout(options.extended_timeout))
 
530
 
 
531
    if options.interval is not None:
 
532
        commands.append(command.SetInterval(options.interval))
 
533
 
 
534
    if options.approval_delay is not None:
 
535
        commands.append(
 
536
            command.SetApprovalDelay(options.approval_delay))
 
537
 
 
538
    if options.approval_duration is not None:
 
539
        commands.append(
 
540
            command.SetApprovalDuration(options.approval_duration))
 
541
 
 
542
    # If no command option has been given, show table of clients,
 
543
    # optionally verbosely
 
544
    if not commands:
 
545
        commands.append(command.PrintTable(verbose=options.verbose))
 
546
 
 
547
    return commands
 
548
 
 
549
 
 
550
class command(object):
 
551
    """A namespace for command classes"""
 
552
 
 
553
    class Base(object):
 
554
        """Abstract base class for commands"""
 
555
        def run(self, clients, bus=None, mandos=None):
 
556
            """Normal commands should implement run_on_one_client(),
 
557
but commands which want to operate on all clients at the same time can
 
558
override this run() method instead.
 
559
"""
 
560
            self.mandos = mandos
 
561
            for clientpath, properties in clients.items():
 
562
                log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
563
                          dbus_busname, str(clientpath))
 
564
                client = bus.get_object(dbus_busname, clientpath)
 
565
                self.run_on_one_client(client, properties)
 
566
 
 
567
 
 
568
    class IsEnabled(Base):
 
569
        def run(self, clients, bus=None, mandos=None):
 
570
            client, properties = next(iter(clients.items()))
 
571
            if self.is_enabled(client, properties):
 
572
                sys.exit(0)
 
573
            sys.exit(1)
 
574
        def is_enabled(self, client, properties):
 
575
            return properties["Enabled"]
 
576
 
 
577
 
 
578
    class Approve(Base):
 
579
        def run_on_one_client(self, client, properties):
 
580
            log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
 
581
                      client.__dbus_object_path__,
 
582
                      client_dbus_interface)
 
583
            client.Approve(dbus.Boolean(True),
 
584
                           dbus_interface=client_dbus_interface)
 
585
 
 
586
 
 
587
    class Deny(Base):
 
588
        def run_on_one_client(self, client, properties):
 
589
            log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
 
590
                      client.__dbus_object_path__,
 
591
                      client_dbus_interface)
 
592
            client.Approve(dbus.Boolean(False),
 
593
                           dbus_interface=client_dbus_interface)
 
594
 
 
595
 
 
596
    class Remove(Base):
 
597
        def run_on_one_client(self, client, properties):
 
598
            log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)",
 
599
                      dbus_busname, server_dbus_path,
 
600
                      server_dbus_interface,
 
601
                      str(client.__dbus_object_path__))
 
602
            self.mandos.RemoveClient(client.__dbus_object_path__)
 
603
 
 
604
 
 
605
    class Output(Base):
 
606
        """Abstract class for commands outputting client details"""
 
607
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
608
                        "Created", "Interval", "Host", "KeyID",
 
609
                        "Fingerprint", "CheckerRunning",
 
610
                        "LastEnabled", "ApprovalPending",
 
611
                        "ApprovedByDefault", "LastApprovalRequest",
 
612
                        "ApprovalDelay", "ApprovalDuration",
 
613
                        "Checker", "ExtendedTimeout", "Expires",
 
614
                        "LastCheckerStatus")
 
615
 
 
616
        def run(self, clients, bus=None, mandos=None):
 
617
            print(self.output(clients.values()))
 
618
 
 
619
        def output(self, clients):
 
620
            raise NotImplementedError()
 
621
 
 
622
 
 
623
    class DumpJSON(Output):
 
624
        def output(self, clients):
 
625
            data = {client["Name"]:
 
626
                    {key: self.dbus_boolean_to_bool(client[key])
 
627
                     for key in self.all_keywords}
 
628
                    for client in clients}
 
629
            return json.dumps(data, indent=4, separators=(',', ': '))
 
630
 
 
631
        @staticmethod
 
632
        def dbus_boolean_to_bool(value):
 
633
            if isinstance(value, dbus.Boolean):
 
634
                value = bool(value)
 
635
            return value
 
636
 
 
637
 
 
638
    class PrintTable(Output):
 
639
        def __init__(self, verbose=False):
 
640
            self.verbose = verbose
 
641
 
 
642
        def output(self, clients):
 
643
            default_keywords = ("Name", "Enabled", "Timeout",
 
644
                                "LastCheckedOK")
 
645
            keywords = default_keywords
 
646
            if self.verbose:
 
647
                keywords = self.all_keywords
 
648
            return str(self.TableOfClients(clients, keywords))
 
649
 
 
650
        class TableOfClients(object):
 
651
            tableheaders = {
 
652
                "Name": "Name",
 
653
                "Enabled": "Enabled",
 
654
                "Timeout": "Timeout",
 
655
                "LastCheckedOK": "Last Successful Check",
 
656
                "LastApprovalRequest": "Last Approval Request",
 
657
                "Created": "Created",
 
658
                "Interval": "Interval",
 
659
                "Host": "Host",
 
660
                "Fingerprint": "Fingerprint",
 
661
                "KeyID": "Key ID",
 
662
                "CheckerRunning": "Check Is Running",
 
663
                "LastEnabled": "Last Enabled",
 
664
                "ApprovalPending": "Approval Is Pending",
 
665
                "ApprovedByDefault": "Approved By Default",
 
666
                "ApprovalDelay": "Approval Delay",
 
667
                "ApprovalDuration": "Approval Duration",
 
668
                "Checker": "Checker",
 
669
                "ExtendedTimeout": "Extended Timeout",
 
670
                "Expires": "Expires",
 
671
                "LastCheckerStatus": "Last Checker Status",
 
672
            }
 
673
 
 
674
            def __init__(self, clients, keywords):
 
675
                self.clients = clients
 
676
                self.keywords = keywords
 
677
 
 
678
            def __str__(self):
 
679
                return "\n".join(self.rows())
 
680
 
 
681
            if sys.version_info.major == 2:
 
682
                __unicode__ = __str__
 
683
                def __str__(self):
 
684
                    return str(self).encode(
 
685
                        locale.getpreferredencoding())
 
686
 
 
687
            def rows(self):
 
688
                format_string = self.row_formatting_string()
 
689
                rows = [self.header_line(format_string)]
 
690
                rows.extend(self.client_line(client, format_string)
 
691
                            for client in self.clients)
 
692
                return rows
 
693
 
 
694
            def row_formatting_string(self):
 
695
                "Format string used to format table rows"
 
696
                return " ".join("{{{key}:{width}}}".format(
 
697
                    width=max(len(self.tableheaders[key]),
 
698
                              *(len(self.string_from_client(client,
 
699
                                                            key))
 
700
                                for client in self.clients)),
 
701
                    key=key)
 
702
                                for key in self.keywords)
 
703
 
 
704
            def string_from_client(self, client, key):
 
705
                return self.valuetostring(client[key], key)
 
706
 
 
707
            @classmethod
 
708
            def valuetostring(cls, value, keyword):
 
709
                if isinstance(value, dbus.Boolean):
 
710
                    return "Yes" if value else "No"
 
711
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
712
                               "ApprovalDuration", "ExtendedTimeout"):
 
713
                    return cls.milliseconds_to_string(value)
 
714
                return str(value)
 
715
 
 
716
            def header_line(self, format_string):
 
717
                return format_string.format(**self.tableheaders)
 
718
 
 
719
            def client_line(self, client, format_string):
 
720
                return format_string.format(
 
721
                    **{key: self.string_from_client(client, key)
 
722
                       for key in self.keywords})
 
723
 
 
724
            @staticmethod
 
725
            def milliseconds_to_string(ms):
 
726
                td = datetime.timedelta(0, 0, 0, ms)
 
727
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
728
                        .format(days="{}T".format(td.days)
 
729
                                if td.days else "",
 
730
                                hours=td.seconds // 3600,
 
731
                                minutes=(td.seconds % 3600) // 60,
 
732
                                seconds=td.seconds % 60))
 
733
 
 
734
 
 
735
    class Property(Base):
 
736
        "Abstract class for Actions for setting one client property"
 
737
 
 
738
        def run_on_one_client(self, client, properties):
 
739
            """Set the Client's D-Bus property"""
 
740
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
 
741
                      client.__dbus_object_path__,
 
742
                      dbus.PROPERTIES_IFACE, client_dbus_interface,
 
743
                      self.propname, self.value_to_set
 
744
                      if not isinstance(self.value_to_set,
 
745
                                        dbus.Boolean)
 
746
                      else bool(self.value_to_set))
 
747
            client.Set(client_dbus_interface, self.propname,
 
748
                       self.value_to_set,
 
749
                       dbus_interface=dbus.PROPERTIES_IFACE)
 
750
 
 
751
        @property
 
752
        def propname(self):
 
753
            raise NotImplementedError()
 
754
 
 
755
 
 
756
    class Enable(Property):
 
757
        propname = "Enabled"
 
758
        value_to_set = dbus.Boolean(True)
 
759
 
 
760
 
 
761
    class Disable(Property):
 
762
        propname = "Enabled"
 
763
        value_to_set = dbus.Boolean(False)
 
764
 
 
765
 
 
766
    class BumpTimeout(Property):
 
767
        propname = "LastCheckedOK"
 
768
        value_to_set = ""
 
769
 
 
770
 
 
771
    class StartChecker(Property):
 
772
        propname = "CheckerRunning"
 
773
        value_to_set = dbus.Boolean(True)
 
774
 
 
775
 
 
776
    class StopChecker(Property):
 
777
        propname = "CheckerRunning"
 
778
        value_to_set = dbus.Boolean(False)
 
779
 
 
780
 
 
781
    class ApproveByDefault(Property):
 
782
        propname = "ApprovedByDefault"
 
783
        value_to_set = dbus.Boolean(True)
 
784
 
 
785
 
 
786
    class DenyByDefault(Property):
 
787
        propname = "ApprovedByDefault"
 
788
        value_to_set = dbus.Boolean(False)
 
789
 
 
790
 
 
791
    class PropertyValue(Property):
 
792
        "Abstract class for Property recieving a value as argument"
 
793
        def __init__(self, value):
 
794
            self.value_to_set = value
 
795
 
 
796
 
 
797
    class SetChecker(PropertyValue):
 
798
        propname = "Checker"
 
799
 
 
800
 
 
801
    class SetHost(PropertyValue):
 
802
        propname = "Host"
 
803
 
 
804
 
 
805
    class SetSecret(PropertyValue):
 
806
        propname = "Secret"
 
807
 
 
808
        @property
 
809
        def value_to_set(self):
 
810
            return self._vts
 
811
 
 
812
        @value_to_set.setter
 
813
        def value_to_set(self, value):
 
814
            """When setting, read data from supplied file object"""
 
815
            self._vts = value.read()
 
816
            value.close()
 
817
 
 
818
 
 
819
    class MillisecondsPropertyValueArgument(PropertyValue):
 
820
        """Abstract class for PropertyValue taking a value argument as
 
821
a datetime.timedelta() but should store it as milliseconds."""
 
822
 
 
823
        @property
 
824
        def value_to_set(self):
 
825
            return self._vts
 
826
 
 
827
        @value_to_set.setter
 
828
        def value_to_set(self, value):
 
829
            "When setting, convert value from a datetime.timedelta"
 
830
            self._vts = int(round(value.total_seconds() * 1000))
 
831
 
 
832
 
 
833
    class SetTimeout(MillisecondsPropertyValueArgument):
 
834
        propname = "Timeout"
 
835
 
 
836
 
 
837
    class SetExtendedTimeout(MillisecondsPropertyValueArgument):
 
838
        propname = "ExtendedTimeout"
 
839
 
 
840
 
 
841
    class SetInterval(MillisecondsPropertyValueArgument):
 
842
        propname = "Interval"
 
843
 
 
844
 
 
845
    class SetApprovalDelay(MillisecondsPropertyValueArgument):
 
846
        propname = "ApprovalDelay"
 
847
 
 
848
 
 
849
    class SetApprovalDuration(MillisecondsPropertyValueArgument):
 
850
        propname = "ApprovalDuration"
 
851
 
 
852
 
 
853
 
 
854
class TestCaseWithAssertLogs(unittest.TestCase):
 
855
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
 
856
 
 
857
    if not hasattr(unittest.TestCase, "assertLogs"):
 
858
        @contextlib.contextmanager
 
859
        def assertLogs(self, logger, level=logging.INFO):
 
860
            capturing_handler = self.CapturingLevelHandler(level)
 
861
            old_level = logger.level
 
862
            old_propagate = logger.propagate
 
863
            logger.addHandler(capturing_handler)
 
864
            logger.setLevel(level)
 
865
            logger.propagate = False
 
866
            try:
 
867
                yield capturing_handler.watcher
 
868
            finally:
 
869
                logger.propagate = old_propagate
 
870
                logger.removeHandler(capturing_handler)
 
871
                logger.setLevel(old_level)
 
872
            self.assertGreater(len(capturing_handler.watcher.records),
 
873
                               0)
 
874
 
 
875
        class CapturingLevelHandler(logging.Handler):
 
876
            def __init__(self, level, *args, **kwargs):
 
877
                logging.Handler.__init__(self, *args, **kwargs)
 
878
                self.watcher = self.LoggingWatcher([], [])
 
879
            def emit(self, record):
 
880
                self.watcher.records.append(record)
 
881
                self.watcher.output.append(self.format(record))
 
882
 
 
883
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
 
884
                                                    ("records",
 
885
                                                     "output"))
 
886
 
 
887
 
 
888
class Test_string_to_delta(TestCaseWithAssertLogs):
 
889
    def test_handles_basic_rfc3339(self):
 
890
        self.assertEqual(string_to_delta("PT0S"),
 
891
                         datetime.timedelta())
 
892
        self.assertEqual(string_to_delta("P0D"),
 
893
                         datetime.timedelta())
 
894
        self.assertEqual(string_to_delta("PT1S"),
 
895
                         datetime.timedelta(0, 1))
 
896
        self.assertEqual(string_to_delta("PT2H"),
 
897
                         datetime.timedelta(0, 7200))
 
898
 
 
899
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
900
        with self.assertLogs(log, logging.WARNING):
 
901
            value = string_to_delta("2h")
 
902
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
903
 
 
904
 
 
905
class Test_check_option_syntax(unittest.TestCase):
 
906
    def setUp(self):
 
907
        self.parser = argparse.ArgumentParser()
 
908
        add_command_line_options(self.parser)
 
909
 
 
910
    def test_actions_requires_client_or_all(self):
 
911
        for action, value in self.actions.items():
 
912
            options = self.parser.parse_args()
 
913
            setattr(options, action, value)
 
914
            with self.assertParseError():
 
915
                self.check_option_syntax(options)
 
916
 
 
917
    # This mostly corresponds to the definition from has_actions() in
 
918
    # check_option_syntax()
 
919
    actions = {
 
920
        # The actual values set here are not that important, but we do
 
921
        # at least stick to the correct types, even though they are
 
922
        # never used
 
923
        "enable": True,
 
924
        "disable": True,
 
925
        "bump_timeout": True,
 
926
        "start_checker": True,
 
927
        "stop_checker": True,
 
928
        "is_enabled": True,
 
929
        "remove": True,
 
930
        "checker": "x",
 
931
        "timeout": datetime.timedelta(),
 
932
        "extended_timeout": datetime.timedelta(),
 
933
        "interval": datetime.timedelta(),
 
934
        "approved_by_default": True,
 
935
        "approval_delay": datetime.timedelta(),
 
936
        "approval_duration": datetime.timedelta(),
 
937
        "host": "x",
 
938
        "secret": io.BytesIO(b"x"),
 
939
        "approve": True,
 
940
        "deny": True,
 
941
    }
 
942
 
 
943
    @contextlib.contextmanager
 
944
    def assertParseError(self):
 
945
        with self.assertRaises(SystemExit) as e:
 
946
            with self.redirect_stderr_to_devnull():
 
947
                yield
 
948
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
949
        # https://docs.python.org/3/library
 
950
        # /argparse.html#exiting-methods
 
951
        self.assertEqual(e.exception.code, 2)
 
952
 
 
953
    @staticmethod
 
954
    @contextlib.contextmanager
 
955
    def redirect_stderr_to_devnull():
 
956
        null = os.open(os.path.devnull, os.O_RDWR)
 
957
        stderrcopy = os.dup(sys.stderr.fileno())
 
958
        os.dup2(null, sys.stderr.fileno())
 
959
        os.close(null)
358
960
        try:
359
 
            mandos_clients = { path: ifs_and_props[client_interface]
360
 
                               for path, ifs_and_props in
361
 
                               mandos_serv_object_manager
362
 
                               .GetManagedObjects().items()
363
 
                               if client_interface in ifs_and_props }
 
961
            yield
364
962
        finally:
365
 
            #restore stderr
 
963
            # restore stderr
366
964
            os.dup2(stderrcopy, sys.stderr.fileno())
367
965
            os.close(stderrcopy)
368
 
    except dbus.exceptions.DBusException as e:
369
 
        print("Access denied: Accessing mandos server through D-Bus: {}"
370
 
              .format(e), file=sys.stderr)
371
 
        sys.exit(1)
372
 
    
373
 
    # Compile dict of (clients: properties) to process
374
 
    clients={}
375
 
    
376
 
    if options.all or not options.client:
377
 
        clients = { bus.get_object(busname, path): properties
378
 
                    for path, properties in mandos_clients.items() }
379
 
    else:
380
 
        for name in options.client:
381
 
            for path, client in mandos_clients.items():
382
 
                if client["Name"] == name:
383
 
                    client_objc = bus.get_object(busname, path)
384
 
                    clients[client_objc] = client
385
 
                    break
386
 
            else:
387
 
                print("Client not found on server: {!r}"
388
 
                      .format(name), file=sys.stderr)
389
 
                sys.exit(1)
390
 
    
391
 
    if not has_actions(options) and clients:
392
 
        if options.verbose:
393
 
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
394
 
                        "Created", "Interval", "Host", "Fingerprint",
395
 
                        "CheckerRunning", "LastEnabled",
396
 
                        "ApprovalPending", "ApprovedByDefault",
397
 
                        "LastApprovalRequest", "ApprovalDelay",
398
 
                        "ApprovalDuration", "Checker",
399
 
                        "ExtendedTimeout")
400
 
        else:
401
 
            keywords = defaultkeywords
402
 
        
403
 
        print_clients(clients.values(), keywords)
404
 
    else:
405
 
        # Process each client in the list by all selected options
406
 
        for client in clients:
407
 
            
408
 
            def set_client_prop(prop, value):
409
 
                """Set a Client D-Bus property"""
410
 
                client.Set(client_interface, prop, value,
411
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
412
 
            
413
 
            def set_client_prop_ms(prop, value):
414
 
                """Set a Client D-Bus property, converted
415
 
                from a string to milliseconds."""
416
 
                set_client_prop(prop,
417
 
                                string_to_delta(value).total_seconds()
418
 
                                * 1000)
419
 
            
420
 
            if options.remove:
421
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
422
 
            if options.enable:
423
 
                set_client_prop("Enabled", dbus.Boolean(True))
424
 
            if options.disable:
425
 
                set_client_prop("Enabled", dbus.Boolean(False))
426
 
            if options.bump_timeout:
427
 
                set_client_prop("LastCheckedOK", "")
428
 
            if options.start_checker:
429
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
430
 
            if options.stop_checker:
431
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
432
 
            if options.is_enabled:
433
 
                sys.exit(0 if client.Get(client_interface,
434
 
                                         "Enabled",
435
 
                                         dbus_interface=
436
 
                                         dbus.PROPERTIES_IFACE)
437
 
                         else 1)
438
 
            if options.checker is not None:
439
 
                set_client_prop("Checker", options.checker)
440
 
            if options.host is not None:
441
 
                set_client_prop("Host", options.host)
442
 
            if options.interval is not None:
443
 
                set_client_prop_ms("Interval", options.interval)
444
 
            if options.approval_delay is not None:
445
 
                set_client_prop_ms("ApprovalDelay",
446
 
                                   options.approval_delay)
447
 
            if options.approval_duration is not None:
448
 
                set_client_prop_ms("ApprovalDuration",
449
 
                                   options.approval_duration)
450
 
            if options.timeout is not None:
451
 
                set_client_prop_ms("Timeout", options.timeout)
452
 
            if options.extended_timeout is not None:
453
 
                set_client_prop_ms("ExtendedTimeout",
454
 
                                   options.extended_timeout)
455
 
            if options.secret is not None:
456
 
                set_client_prop("Secret",
457
 
                                dbus.ByteArray(options.secret.read()))
458
 
            if options.approved_by_default is not None:
459
 
                set_client_prop("ApprovedByDefault",
460
 
                                dbus.Boolean(options
461
 
                                             .approved_by_default))
462
 
            if options.approve:
463
 
                client.Approve(dbus.Boolean(True),
464
 
                               dbus_interface=client_interface)
465
 
            elif options.deny:
466
 
                client.Approve(dbus.Boolean(False),
467
 
                               dbus_interface=client_interface)
468
 
 
 
966
 
 
967
    def check_option_syntax(self, options):
 
968
        check_option_syntax(self.parser, options)
 
969
 
 
970
    def test_actions_all_conflicts_with_verbose(self):
 
971
        for action, value in self.actions.items():
 
972
            options = self.parser.parse_args()
 
973
            setattr(options, action, value)
 
974
            options.all = True
 
975
            options.verbose = True
 
976
            with self.assertParseError():
 
977
                self.check_option_syntax(options)
 
978
 
 
979
    def test_actions_with_client_conflicts_with_verbose(self):
 
980
        for action, value in self.actions.items():
 
981
            options = self.parser.parse_args()
 
982
            setattr(options, action, value)
 
983
            options.verbose = True
 
984
            options.client = ["foo"]
 
985
            with self.assertParseError():
 
986
                self.check_option_syntax(options)
 
987
 
 
988
    def test_dump_json_conflicts_with_verbose(self):
 
989
        options = self.parser.parse_args()
 
990
        options.dump_json = True
 
991
        options.verbose = True
 
992
        with self.assertParseError():
 
993
            self.check_option_syntax(options)
 
994
 
 
995
    def test_dump_json_conflicts_with_action(self):
 
996
        for action, value in self.actions.items():
 
997
            options = self.parser.parse_args()
 
998
            setattr(options, action, value)
 
999
            options.dump_json = True
 
1000
            with self.assertParseError():
 
1001
                self.check_option_syntax(options)
 
1002
 
 
1003
    def test_all_can_not_be_alone(self):
 
1004
        options = self.parser.parse_args()
 
1005
        options.all = True
 
1006
        with self.assertParseError():
 
1007
            self.check_option_syntax(options)
 
1008
 
 
1009
    def test_all_is_ok_with_any_action(self):
 
1010
        for action, value in self.actions.items():
 
1011
            options = self.parser.parse_args()
 
1012
            setattr(options, action, value)
 
1013
            options.all = True
 
1014
            self.check_option_syntax(options)
 
1015
 
 
1016
    def test_any_action_is_ok_with_one_client(self):
 
1017
        for action, value in self.actions.items():
 
1018
            options = self.parser.parse_args()
 
1019
            setattr(options, action, value)
 
1020
            options.client = ["foo"]
 
1021
            self.check_option_syntax(options)
 
1022
 
 
1023
    def test_one_client_with_all_actions_except_is_enabled(self):
 
1024
        options = self.parser.parse_args()
 
1025
        for action, value in self.actions.items():
 
1026
            if action == "is_enabled":
 
1027
                continue
 
1028
            setattr(options, action, value)
 
1029
        options.client = ["foo"]
 
1030
        self.check_option_syntax(options)
 
1031
 
 
1032
    def test_two_clients_with_all_actions_except_is_enabled(self):
 
1033
        options = self.parser.parse_args()
 
1034
        for action, value in self.actions.items():
 
1035
            if action == "is_enabled":
 
1036
                continue
 
1037
            setattr(options, action, value)
 
1038
        options.client = ["foo", "barbar"]
 
1039
        self.check_option_syntax(options)
 
1040
 
 
1041
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
 
1042
        for action, value in self.actions.items():
 
1043
            if action == "is_enabled":
 
1044
                continue
 
1045
            options = self.parser.parse_args()
 
1046
            setattr(options, action, value)
 
1047
            options.client = ["foo", "barbar"]
 
1048
            self.check_option_syntax(options)
 
1049
 
 
1050
    def test_is_enabled_fails_without_client(self):
 
1051
        options = self.parser.parse_args()
 
1052
        options.is_enabled = True
 
1053
        with self.assertParseError():
 
1054
            self.check_option_syntax(options)
 
1055
 
 
1056
    def test_is_enabled_fails_with_two_clients(self):
 
1057
        options = self.parser.parse_args()
 
1058
        options.is_enabled = True
 
1059
        options.client = ["foo", "barbar"]
 
1060
        with self.assertParseError():
 
1061
            self.check_option_syntax(options)
 
1062
 
 
1063
    def test_remove_can_only_be_combined_with_action_deny(self):
 
1064
        for action, value in self.actions.items():
 
1065
            if action in {"remove", "deny"}:
 
1066
                continue
 
1067
            options = self.parser.parse_args()
 
1068
            setattr(options, action, value)
 
1069
            options.all = True
 
1070
            options.remove = True
 
1071
            with self.assertParseError():
 
1072
                self.check_option_syntax(options)
 
1073
 
 
1074
 
 
1075
class Test_get_mandos_dbus_object(TestCaseWithAssertLogs):
 
1076
    def test_calls_and_returns_get_object_on_bus(self):
 
1077
        class MockBus(object):
 
1078
            called = False
 
1079
            def get_object(mockbus_self, busname, dbus_path):
 
1080
                # Note that "self" is still the testcase instance,
 
1081
                # this MockBus instance is in "mockbus_self".
 
1082
                self.assertEqual(busname, dbus_busname)
 
1083
                self.assertEqual(dbus_path, server_dbus_path)
 
1084
                mockbus_self.called = True
 
1085
                return mockbus_self
 
1086
 
 
1087
        mockbus = get_mandos_dbus_object(bus=MockBus())
 
1088
        self.assertIsInstance(mockbus, MockBus)
 
1089
        self.assertTrue(mockbus.called)
 
1090
 
 
1091
    def test_logs_and_exits_on_dbus_error(self):
 
1092
        class MockBusFailing(object):
 
1093
            def get_object(self, busname, dbus_path):
 
1094
                raise dbus.exceptions.DBusException("Test")
 
1095
 
 
1096
        with self.assertLogs(log, logging.CRITICAL):
 
1097
            with self.assertRaises(SystemExit) as e:
 
1098
                bus = get_mandos_dbus_object(bus=MockBusFailing())
 
1099
 
 
1100
        if isinstance(e.exception.code, int):
 
1101
            self.assertNotEqual(e.exception.code, 0)
 
1102
        else:
 
1103
            self.assertIsNotNone(e.exception.code)
 
1104
 
 
1105
 
 
1106
class Test_get_managed_objects(TestCaseWithAssertLogs):
 
1107
    def test_calls_and_returns_GetManagedObjects(self):
 
1108
        managed_objects = {"/clients/foo": { "Name": "foo"}}
 
1109
        class MockObjectManager(object):
 
1110
            def GetManagedObjects(self):
 
1111
                return managed_objects
 
1112
        retval = get_managed_objects(MockObjectManager())
 
1113
        self.assertDictEqual(managed_objects, retval)
 
1114
 
 
1115
    def test_logs_and_exits_on_dbus_error(self):
 
1116
        dbus_logger = logging.getLogger("dbus.proxies")
 
1117
 
 
1118
        class MockObjectManagerFailing(object):
 
1119
            def GetManagedObjects(self):
 
1120
                dbus_logger.error("Test")
 
1121
                raise dbus.exceptions.DBusException("Test")
 
1122
 
 
1123
        class CountingHandler(logging.Handler):
 
1124
            count = 0
 
1125
            def emit(self, record):
 
1126
                self.count += 1
 
1127
 
 
1128
        counting_handler = CountingHandler()
 
1129
 
 
1130
        dbus_logger.addHandler(counting_handler)
 
1131
 
 
1132
        try:
 
1133
            with self.assertLogs(log, logging.CRITICAL) as watcher:
 
1134
                with self.assertRaises(SystemExit) as e:
 
1135
                    get_managed_objects(MockObjectManagerFailing())
 
1136
        finally:
 
1137
            dbus_logger.removeFilter(counting_handler)
 
1138
 
 
1139
        # Make sure the dbus logger was suppressed
 
1140
        self.assertEqual(counting_handler.count, 0)
 
1141
 
 
1142
        # Test that the dbus_logger still works
 
1143
        with self.assertLogs(dbus_logger, logging.ERROR):
 
1144
            dbus_logger.error("Test")
 
1145
 
 
1146
        if isinstance(e.exception.code, int):
 
1147
            self.assertNotEqual(e.exception.code, 0)
 
1148
        else:
 
1149
            self.assertIsNotNone(e.exception.code)
 
1150
 
 
1151
 
 
1152
class Test_commands_from_options(unittest.TestCase):
 
1153
    def setUp(self):
 
1154
        self.parser = argparse.ArgumentParser()
 
1155
        add_command_line_options(self.parser)
 
1156
 
 
1157
    def test_is_enabled(self):
 
1158
        self.assert_command_from_args(["--is-enabled", "foo"],
 
1159
                                      command.IsEnabled)
 
1160
 
 
1161
    def assert_command_from_args(self, args, command_cls,
 
1162
                                 **cmd_attrs):
 
1163
        """Assert that parsing ARGS should result in an instance of
 
1164
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1165
        options = self.parser.parse_args(args)
 
1166
        check_option_syntax(self.parser, options)
 
1167
        commands = commands_from_options(options)
 
1168
        self.assertEqual(len(commands), 1)
 
1169
        command = commands[0]
 
1170
        self.assertIsInstance(command, command_cls)
 
1171
        for key, value in cmd_attrs.items():
 
1172
            self.assertEqual(getattr(command, key), value)
 
1173
 
 
1174
    def test_is_enabled_short(self):
 
1175
        self.assert_command_from_args(["-V", "foo"],
 
1176
                                      command.IsEnabled)
 
1177
 
 
1178
    def test_approve(self):
 
1179
        self.assert_command_from_args(["--approve", "foo"],
 
1180
                                      command.Approve)
 
1181
 
 
1182
    def test_approve_short(self):
 
1183
        self.assert_command_from_args(["-A", "foo"], command.Approve)
 
1184
 
 
1185
    def test_deny(self):
 
1186
        self.assert_command_from_args(["--deny", "foo"], command.Deny)
 
1187
 
 
1188
    def test_deny_short(self):
 
1189
        self.assert_command_from_args(["-D", "foo"], command.Deny)
 
1190
 
 
1191
    def test_remove(self):
 
1192
        self.assert_command_from_args(["--remove", "foo"],
 
1193
                                      command.Remove)
 
1194
 
 
1195
    def test_deny_before_remove(self):
 
1196
        options = self.parser.parse_args(["--deny", "--remove",
 
1197
                                          "foo"])
 
1198
        check_option_syntax(self.parser, options)
 
1199
        commands = commands_from_options(options)
 
1200
        self.assertEqual(len(commands), 2)
 
1201
        self.assertIsInstance(commands[0], command.Deny)
 
1202
        self.assertIsInstance(commands[1], command.Remove)
 
1203
 
 
1204
    def test_deny_before_remove_reversed(self):
 
1205
        options = self.parser.parse_args(["--remove", "--deny",
 
1206
                                          "--all"])
 
1207
        check_option_syntax(self.parser, options)
 
1208
        commands = commands_from_options(options)
 
1209
        self.assertEqual(len(commands), 2)
 
1210
        self.assertIsInstance(commands[0], command.Deny)
 
1211
        self.assertIsInstance(commands[1], command.Remove)
 
1212
 
 
1213
    def test_remove_short(self):
 
1214
        self.assert_command_from_args(["-r", "foo"], command.Remove)
 
1215
 
 
1216
    def test_dump_json(self):
 
1217
        self.assert_command_from_args(["--dump-json"],
 
1218
                                      command.DumpJSON)
 
1219
 
 
1220
    def test_enable(self):
 
1221
        self.assert_command_from_args(["--enable", "foo"],
 
1222
                                      command.Enable)
 
1223
 
 
1224
    def test_enable_short(self):
 
1225
        self.assert_command_from_args(["-e", "foo"], command.Enable)
 
1226
 
 
1227
    def test_disable(self):
 
1228
        self.assert_command_from_args(["--disable", "foo"],
 
1229
                                      command.Disable)
 
1230
 
 
1231
    def test_disable_short(self):
 
1232
        self.assert_command_from_args(["-d", "foo"], command.Disable)
 
1233
 
 
1234
    def test_bump_timeout(self):
 
1235
        self.assert_command_from_args(["--bump-timeout", "foo"],
 
1236
                                      command.BumpTimeout)
 
1237
 
 
1238
    def test_bump_timeout_short(self):
 
1239
        self.assert_command_from_args(["-b", "foo"],
 
1240
                                      command.BumpTimeout)
 
1241
 
 
1242
    def test_start_checker(self):
 
1243
        self.assert_command_from_args(["--start-checker", "foo"],
 
1244
                                      command.StartChecker)
 
1245
 
 
1246
    def test_stop_checker(self):
 
1247
        self.assert_command_from_args(["--stop-checker", "foo"],
 
1248
                                      command.StopChecker)
 
1249
 
 
1250
    def test_approve_by_default(self):
 
1251
        self.assert_command_from_args(["--approve-by-default", "foo"],
 
1252
                                      command.ApproveByDefault)
 
1253
 
 
1254
    def test_deny_by_default(self):
 
1255
        self.assert_command_from_args(["--deny-by-default", "foo"],
 
1256
                                      command.DenyByDefault)
 
1257
 
 
1258
    def test_checker(self):
 
1259
        self.assert_command_from_args(["--checker", ":", "foo"],
 
1260
                                      command.SetChecker,
 
1261
                                      value_to_set=":")
 
1262
 
 
1263
    def test_checker_empty(self):
 
1264
        self.assert_command_from_args(["--checker", "", "foo"],
 
1265
                                      command.SetChecker,
 
1266
                                      value_to_set="")
 
1267
 
 
1268
    def test_checker_short(self):
 
1269
        self.assert_command_from_args(["-c", ":", "foo"],
 
1270
                                      command.SetChecker,
 
1271
                                      value_to_set=":")
 
1272
 
 
1273
    def test_host(self):
 
1274
        self.assert_command_from_args(["--host", "foo.example.org",
 
1275
                                       "foo"], command.SetHost,
 
1276
                                      value_to_set="foo.example.org")
 
1277
 
 
1278
    def test_host_short(self):
 
1279
        self.assert_command_from_args(["-H", "foo.example.org",
 
1280
                                       "foo"], command.SetHost,
 
1281
                                      value_to_set="foo.example.org")
 
1282
 
 
1283
    def test_secret_devnull(self):
 
1284
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1285
                                       "foo"], command.SetSecret,
 
1286
                                      value_to_set=b"")
 
1287
 
 
1288
    def test_secret_tempfile(self):
 
1289
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1290
            value = b"secret\0xyzzy\nbar"
 
1291
            f.write(value)
 
1292
            f.seek(0)
 
1293
            self.assert_command_from_args(["--secret", f.name,
 
1294
                                           "foo"], command.SetSecret,
 
1295
                                          value_to_set=value)
 
1296
 
 
1297
    def test_secret_devnull_short(self):
 
1298
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
 
1299
                                      command.SetSecret,
 
1300
                                      value_to_set=b"")
 
1301
 
 
1302
    def test_secret_tempfile_short(self):
 
1303
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1304
            value = b"secret\0xyzzy\nbar"
 
1305
            f.write(value)
 
1306
            f.seek(0)
 
1307
            self.assert_command_from_args(["-s", f.name, "foo"],
 
1308
                                          command.SetSecret,
 
1309
                                          value_to_set=value)
 
1310
 
 
1311
    def test_timeout(self):
 
1312
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
 
1313
                                      command.SetTimeout,
 
1314
                                      value_to_set=300000)
 
1315
 
 
1316
    def test_timeout_short(self):
 
1317
        self.assert_command_from_args(["-t", "PT5M", "foo"],
 
1318
                                      command.SetTimeout,
 
1319
                                      value_to_set=300000)
 
1320
 
 
1321
    def test_extended_timeout(self):
 
1322
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1323
                                       "foo"],
 
1324
                                      command.SetExtendedTimeout,
 
1325
                                      value_to_set=900000)
 
1326
 
 
1327
    def test_interval(self):
 
1328
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
 
1329
                                      command.SetInterval,
 
1330
                                      value_to_set=120000)
 
1331
 
 
1332
    def test_interval_short(self):
 
1333
        self.assert_command_from_args(["-i", "PT2M", "foo"],
 
1334
                                      command.SetInterval,
 
1335
                                      value_to_set=120000)
 
1336
 
 
1337
    def test_approval_delay(self):
 
1338
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1339
                                       "foo"],
 
1340
                                      command.SetApprovalDelay,
 
1341
                                      value_to_set=30000)
 
1342
 
 
1343
    def test_approval_duration(self):
 
1344
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1345
                                       "foo"],
 
1346
                                      command.SetApprovalDuration,
 
1347
                                      value_to_set=1000)
 
1348
 
 
1349
    def test_print_table(self):
 
1350
        self.assert_command_from_args([], command.PrintTable,
 
1351
                                      verbose=False)
 
1352
 
 
1353
    def test_print_table_verbose(self):
 
1354
        self.assert_command_from_args(["--verbose"],
 
1355
                                      command.PrintTable,
 
1356
                                      verbose=True)
 
1357
 
 
1358
    def test_print_table_verbose_short(self):
 
1359
        self.assert_command_from_args(["-v"], command.PrintTable,
 
1360
                                      verbose=True)
 
1361
 
 
1362
 
 
1363
class TestCommand(unittest.TestCase):
 
1364
    """Abstract class for tests of command classes"""
 
1365
 
 
1366
    def setUp(self):
 
1367
        testcase = self
 
1368
        class MockClient(object):
 
1369
            def __init__(self, name, **attributes):
 
1370
                self.__dbus_object_path__ = "/clients/{}".format(name)
 
1371
                self.attributes = attributes
 
1372
                self.attributes["Name"] = name
 
1373
                self.calls = []
 
1374
            def Set(self, interface, propname, value, dbus_interface):
 
1375
                testcase.assertEqual(interface, client_dbus_interface)
 
1376
                testcase.assertEqual(dbus_interface,
 
1377
                                     dbus.PROPERTIES_IFACE)
 
1378
                self.attributes[propname] = value
 
1379
            def Get(self, interface, propname, dbus_interface):
 
1380
                testcase.assertEqual(interface, client_dbus_interface)
 
1381
                testcase.assertEqual(dbus_interface,
 
1382
                                     dbus.PROPERTIES_IFACE)
 
1383
                return self.attributes[propname]
 
1384
            def Approve(self, approve, dbus_interface):
 
1385
                testcase.assertEqual(dbus_interface,
 
1386
                                     client_dbus_interface)
 
1387
                self.calls.append(("Approve", (approve,
 
1388
                                               dbus_interface)))
 
1389
        self.client = MockClient(
 
1390
            "foo",
 
1391
            KeyID=("92ed150794387c03ce684574b1139a65"
 
1392
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
1393
            Secret=b"secret",
 
1394
            Host="foo.example.org",
 
1395
            Enabled=dbus.Boolean(True),
 
1396
            Timeout=300000,
 
1397
            LastCheckedOK="2019-02-03T00:00:00",
 
1398
            Created="2019-01-02T00:00:00",
 
1399
            Interval=120000,
 
1400
            Fingerprint=("778827225BA7DE539C5A"
 
1401
                         "7CFA59CFF7CDBD9A5920"),
 
1402
            CheckerRunning=dbus.Boolean(False),
 
1403
            LastEnabled="2019-01-03T00:00:00",
 
1404
            ApprovalPending=dbus.Boolean(False),
 
1405
            ApprovedByDefault=dbus.Boolean(True),
 
1406
            LastApprovalRequest="",
 
1407
            ApprovalDelay=0,
 
1408
            ApprovalDuration=1000,
 
1409
            Checker="fping -q -- %(host)s",
 
1410
            ExtendedTimeout=900000,
 
1411
            Expires="2019-02-04T00:00:00",
 
1412
            LastCheckerStatus=0)
 
1413
        self.other_client = MockClient(
 
1414
            "barbar",
 
1415
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
1416
                   "6ab612cff5ad227247e46c2b020f441c"),
 
1417
            Secret=b"secretbar",
 
1418
            Host="192.0.2.3",
 
1419
            Enabled=dbus.Boolean(True),
 
1420
            Timeout=300000,
 
1421
            LastCheckedOK="2019-02-04T00:00:00",
 
1422
            Created="2019-01-03T00:00:00",
 
1423
            Interval=120000,
 
1424
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
1425
                         "F547B3A107558FCA3A27"),
 
1426
            CheckerRunning=dbus.Boolean(True),
 
1427
            LastEnabled="2019-01-04T00:00:00",
 
1428
            ApprovalPending=dbus.Boolean(False),
 
1429
            ApprovedByDefault=dbus.Boolean(False),
 
1430
            LastApprovalRequest="2019-01-03T00:00:00",
 
1431
            ApprovalDelay=30000,
 
1432
            ApprovalDuration=93785000,
 
1433
            Checker=":",
 
1434
            ExtendedTimeout=900000,
 
1435
            Expires="2019-02-05T00:00:00",
 
1436
            LastCheckerStatus=-2)
 
1437
        self.clients =  collections.OrderedDict(
 
1438
            [
 
1439
                ("/clients/foo", self.client.attributes),
 
1440
                ("/clients/barbar", self.other_client.attributes),
 
1441
            ])
 
1442
        self.one_client = {"/clients/foo": self.client.attributes}
 
1443
 
 
1444
    @property
 
1445
    def bus(self):
 
1446
        class Bus(object):
 
1447
            @staticmethod
 
1448
            def get_object(client_bus_name, path):
 
1449
                self.assertEqual(client_bus_name, dbus_busname)
 
1450
                return {
 
1451
                    # Note: "self" here is the TestCmd instance, not
 
1452
                    # the Bus instance, since this is a static method!
 
1453
                    "/clients/foo": self.client,
 
1454
                    "/clients/barbar": self.other_client,
 
1455
                }[path]
 
1456
        return Bus()
 
1457
 
 
1458
 
 
1459
class TestBaseCommands(TestCommand):
 
1460
 
 
1461
    def test_IsEnabled(self):
 
1462
        self.assertTrue(all(command.IsEnabled().is_enabled(client,
 
1463
                                                      properties)
 
1464
                            for client, properties
 
1465
                            in self.clients.items()))
 
1466
 
 
1467
    def test_IsEnabled_run_exits_successfully(self):
 
1468
        with self.assertRaises(SystemExit) as e:
 
1469
            command.IsEnabled().run(self.one_client)
 
1470
        if e.exception.code is not None:
 
1471
            self.assertEqual(e.exception.code, 0)
 
1472
        else:
 
1473
            self.assertIsNone(e.exception.code)
 
1474
 
 
1475
    def test_IsEnabled_run_exits_with_failure(self):
 
1476
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
1477
        with self.assertRaises(SystemExit) as e:
 
1478
            command.IsEnabled().run(self.one_client)
 
1479
        if isinstance(e.exception.code, int):
 
1480
            self.assertNotEqual(e.exception.code, 0)
 
1481
        else:
 
1482
            self.assertIsNotNone(e.exception.code)
 
1483
 
 
1484
    def test_Approve(self):
 
1485
        command.Approve().run(self.clients, self.bus)
 
1486
        for clientpath in self.clients:
 
1487
            client = self.bus.get_object(dbus_busname, clientpath)
 
1488
            self.assertIn(("Approve", (True, client_dbus_interface)),
 
1489
                          client.calls)
 
1490
 
 
1491
    def test_Deny(self):
 
1492
        command.Deny().run(self.clients, self.bus)
 
1493
        for clientpath in self.clients:
 
1494
            client = self.bus.get_object(dbus_busname, clientpath)
 
1495
            self.assertIn(("Approve", (False, client_dbus_interface)),
 
1496
                          client.calls)
 
1497
 
 
1498
    def test_Remove(self):
 
1499
        class MockMandos(object):
 
1500
            def __init__(self):
 
1501
                self.calls = []
 
1502
            def RemoveClient(self, dbus_path):
 
1503
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1504
        mandos = MockMandos()
 
1505
        command.Remove().run(self.clients, self.bus, mandos)
 
1506
        self.assertEqual(len(mandos.calls), 2)
 
1507
        for clientpath in self.clients:
 
1508
            self.assertIn(("RemoveClient", (clientpath,)),
 
1509
                          mandos.calls)
 
1510
 
 
1511
    expected_json = {
 
1512
        "foo": {
 
1513
            "Name": "foo",
 
1514
            "KeyID": ("92ed150794387c03ce684574b1139a65"
 
1515
                      "94a34f895daaaf09fd8ea90a27cddb12"),
 
1516
            "Host": "foo.example.org",
 
1517
            "Enabled": True,
 
1518
            "Timeout": 300000,
 
1519
            "LastCheckedOK": "2019-02-03T00:00:00",
 
1520
            "Created": "2019-01-02T00:00:00",
 
1521
            "Interval": 120000,
 
1522
            "Fingerprint": ("778827225BA7DE539C5A"
 
1523
                            "7CFA59CFF7CDBD9A5920"),
 
1524
            "CheckerRunning": False,
 
1525
            "LastEnabled": "2019-01-03T00:00:00",
 
1526
            "ApprovalPending": False,
 
1527
            "ApprovedByDefault": True,
 
1528
            "LastApprovalRequest": "",
 
1529
            "ApprovalDelay": 0,
 
1530
            "ApprovalDuration": 1000,
 
1531
            "Checker": "fping -q -- %(host)s",
 
1532
            "ExtendedTimeout": 900000,
 
1533
            "Expires": "2019-02-04T00:00:00",
 
1534
            "LastCheckerStatus": 0,
 
1535
        },
 
1536
        "barbar": {
 
1537
            "Name": "barbar",
 
1538
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
1539
                      "6ab612cff5ad227247e46c2b020f441c"),
 
1540
            "Host": "192.0.2.3",
 
1541
            "Enabled": True,
 
1542
            "Timeout": 300000,
 
1543
            "LastCheckedOK": "2019-02-04T00:00:00",
 
1544
            "Created": "2019-01-03T00:00:00",
 
1545
            "Interval": 120000,
 
1546
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
1547
                            "F547B3A107558FCA3A27"),
 
1548
            "CheckerRunning": True,
 
1549
            "LastEnabled": "2019-01-04T00:00:00",
 
1550
            "ApprovalPending": False,
 
1551
            "ApprovedByDefault": False,
 
1552
            "LastApprovalRequest": "2019-01-03T00:00:00",
 
1553
            "ApprovalDelay": 30000,
 
1554
            "ApprovalDuration": 93785000,
 
1555
            "Checker": ":",
 
1556
            "ExtendedTimeout": 900000,
 
1557
            "Expires": "2019-02-05T00:00:00",
 
1558
            "LastCheckerStatus": -2,
 
1559
        },
 
1560
    }
 
1561
 
 
1562
    def test_DumpJSON_normal(self):
 
1563
        output = command.DumpJSON().output(self.clients.values())
 
1564
        json_data = json.loads(output)
 
1565
        self.assertDictEqual(json_data, self.expected_json)
 
1566
 
 
1567
    def test_DumpJSON_one_client(self):
 
1568
        output = command.DumpJSON().output(self.one_client.values())
 
1569
        json_data = json.loads(output)
 
1570
        expected_json = {"foo": self.expected_json["foo"]}
 
1571
        self.assertDictEqual(json_data, expected_json)
 
1572
 
 
1573
    def test_PrintTable_normal(self):
 
1574
        output = command.PrintTable().output(self.clients.values())
 
1575
        expected_output = "\n".join((
 
1576
            "Name   Enabled Timeout  Last Successful Check",
 
1577
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
1578
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
1579
        ))
 
1580
        self.assertEqual(output, expected_output)
 
1581
 
 
1582
    def test_PrintTable_verbose(self):
 
1583
        output = command.PrintTable(verbose=True).output(
 
1584
            self.clients.values())
 
1585
        columns = (
 
1586
            (
 
1587
                "Name   ",
 
1588
                "foo    ",
 
1589
                "barbar ",
 
1590
            ),(
 
1591
                "Enabled ",
 
1592
                "Yes     ",
 
1593
                "Yes     ",
 
1594
            ),(
 
1595
                "Timeout  ",
 
1596
                "00:05:00 ",
 
1597
                "00:05:00 ",
 
1598
            ),(
 
1599
                "Last Successful Check ",
 
1600
                "2019-02-03T00:00:00   ",
 
1601
                "2019-02-04T00:00:00   ",
 
1602
            ),(
 
1603
                "Created             ",
 
1604
                "2019-01-02T00:00:00 ",
 
1605
                "2019-01-03T00:00:00 ",
 
1606
            ),(
 
1607
                "Interval ",
 
1608
                "00:02:00 ",
 
1609
                "00:02:00 ",
 
1610
            ),(
 
1611
                "Host            ",
 
1612
                "foo.example.org ",
 
1613
                "192.0.2.3       ",
 
1614
            ),(
 
1615
                ("Key ID                                             "
 
1616
                 "              "),
 
1617
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
1618
                 "ea90a27cddb12 "),
 
1619
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
1620
                 "46c2b020f441c "),
 
1621
            ),(
 
1622
                "Fingerprint                              ",
 
1623
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
1624
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
1625
            ),(
 
1626
                "Check Is Running ",
 
1627
                "No               ",
 
1628
                "Yes              ",
 
1629
            ),(
 
1630
                "Last Enabled        ",
 
1631
                "2019-01-03T00:00:00 ",
 
1632
                "2019-01-04T00:00:00 ",
 
1633
            ),(
 
1634
                "Approval Is Pending ",
 
1635
                "No                  ",
 
1636
                "No                  ",
 
1637
            ),(
 
1638
                "Approved By Default ",
 
1639
                "Yes                 ",
 
1640
                "No                  ",
 
1641
            ),(
 
1642
                "Last Approval Request ",
 
1643
                "                      ",
 
1644
                "2019-01-03T00:00:00   ",
 
1645
            ),(
 
1646
                "Approval Delay ",
 
1647
                "00:00:00       ",
 
1648
                "00:00:30       ",
 
1649
            ),(
 
1650
                "Approval Duration ",
 
1651
                "00:00:01          ",
 
1652
                "1T02:03:05        ",
 
1653
            ),(
 
1654
                "Checker              ",
 
1655
                "fping -q -- %(host)s ",
 
1656
                ":                    ",
 
1657
            ),(
 
1658
                "Extended Timeout ",
 
1659
                "00:15:00         ",
 
1660
                "00:15:00         ",
 
1661
            ),(
 
1662
                "Expires             ",
 
1663
                "2019-02-04T00:00:00 ",
 
1664
                "2019-02-05T00:00:00 ",
 
1665
            ),(
 
1666
                "Last Checker Status",
 
1667
                "0                  ",
 
1668
                "-2                 ",
 
1669
            )
 
1670
        )
 
1671
        num_lines = max(len(rows) for rows in columns)
 
1672
        expected_output = "\n".join("".join(rows[line]
 
1673
                                            for rows in columns)
 
1674
                                    for line in range(num_lines))
 
1675
        self.assertEqual(output, expected_output)
 
1676
 
 
1677
    def test_PrintTable_one_client(self):
 
1678
        output = command.PrintTable().output(self.one_client.values())
 
1679
        expected_output = "\n".join((
 
1680
            "Name Enabled Timeout  Last Successful Check",
 
1681
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
1682
        ))
 
1683
        self.assertEqual(output, expected_output)
 
1684
 
 
1685
 
 
1686
class TestPropertyCmd(TestCommand):
 
1687
    """Abstract class for tests of command.Property classes"""
 
1688
    def runTest(self):
 
1689
        if not hasattr(self, "command"):
 
1690
            return
 
1691
        values_to_get = getattr(self, "values_to_get",
 
1692
                                self.values_to_set)
 
1693
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1694
                                              values_to_get):
 
1695
            for clientpath in self.clients:
 
1696
                client = self.bus.get_object(dbus_busname, clientpath)
 
1697
                old_value = client.attributes[self.propname]
 
1698
                self.assertNotIsInstance(old_value, self.Unique)
 
1699
                client.attributes[self.propname] = self.Unique()
 
1700
            self.run_command(value_to_set, self.clients)
 
1701
            for clientpath in self.clients:
 
1702
                client = self.bus.get_object(dbus_busname, clientpath)
 
1703
                value = client.attributes[self.propname]
 
1704
                self.assertNotIsInstance(value, self.Unique)
 
1705
                self.assertEqual(value, value_to_get)
 
1706
 
 
1707
    class Unique(object):
 
1708
        """Class for objects which exist only to be unique objects,
 
1709
since unittest.mock.sentinel only exists in Python 3.3"""
 
1710
 
 
1711
    def run_command(self, value, clients):
 
1712
        self.command().run(clients, self.bus)
 
1713
 
 
1714
 
 
1715
class TestEnableCmd(TestPropertyCmd):
 
1716
    command = command.Enable
 
1717
    propname = "Enabled"
 
1718
    values_to_set = [dbus.Boolean(True)]
 
1719
 
 
1720
 
 
1721
class TestDisableCmd(TestPropertyCmd):
 
1722
    command = command.Disable
 
1723
    propname = "Enabled"
 
1724
    values_to_set = [dbus.Boolean(False)]
 
1725
 
 
1726
 
 
1727
class TestBumpTimeoutCmd(TestPropertyCmd):
 
1728
    command = command.BumpTimeout
 
1729
    propname = "LastCheckedOK"
 
1730
    values_to_set = [""]
 
1731
 
 
1732
 
 
1733
class TestStartCheckerCmd(TestPropertyCmd):
 
1734
    command = command.StartChecker
 
1735
    propname = "CheckerRunning"
 
1736
    values_to_set = [dbus.Boolean(True)]
 
1737
 
 
1738
 
 
1739
class TestStopCheckerCmd(TestPropertyCmd):
 
1740
    command = command.StopChecker
 
1741
    propname = "CheckerRunning"
 
1742
    values_to_set = [dbus.Boolean(False)]
 
1743
 
 
1744
 
 
1745
class TestApproveByDefaultCmd(TestPropertyCmd):
 
1746
    command = command.ApproveByDefault
 
1747
    propname = "ApprovedByDefault"
 
1748
    values_to_set = [dbus.Boolean(True)]
 
1749
 
 
1750
 
 
1751
class TestDenyByDefaultCmd(TestPropertyCmd):
 
1752
    command = command.DenyByDefault
 
1753
    propname = "ApprovedByDefault"
 
1754
    values_to_set = [dbus.Boolean(False)]
 
1755
 
 
1756
 
 
1757
class TestPropertyValueCmd(TestPropertyCmd):
 
1758
    """Abstract class for tests of PropertyValueCmd classes"""
 
1759
 
 
1760
    def runTest(self):
 
1761
        if type(self) is TestPropertyValueCmd:
 
1762
            return
 
1763
        return super(TestPropertyValueCmd, self).runTest()
 
1764
 
 
1765
    def run_command(self, value, clients):
 
1766
        self.command(value).run(clients, self.bus)
 
1767
 
 
1768
 
 
1769
class TestSetCheckerCmd(TestPropertyValueCmd):
 
1770
    command = command.SetChecker
 
1771
    propname = "Checker"
 
1772
    values_to_set = ["", ":", "fping -q -- %s"]
 
1773
 
 
1774
 
 
1775
class TestSetHostCmd(TestPropertyValueCmd):
 
1776
    command = command.SetHost
 
1777
    propname = "Host"
 
1778
    values_to_set = ["192.0.2.3", "foo.example.org"]
 
1779
 
 
1780
 
 
1781
class TestSetSecretCmd(TestPropertyValueCmd):
 
1782
    command = command.SetSecret
 
1783
    propname = "Secret"
 
1784
    values_to_set = [io.BytesIO(b""),
 
1785
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1786
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
 
1787
 
 
1788
 
 
1789
class TestSetTimeoutCmd(TestPropertyValueCmd):
 
1790
    command = command.SetTimeout
 
1791
    propname = "Timeout"
 
1792
    values_to_set = [datetime.timedelta(),
 
1793
                     datetime.timedelta(minutes=5),
 
1794
                     datetime.timedelta(seconds=1),
 
1795
                     datetime.timedelta(weeks=1),
 
1796
                     datetime.timedelta(weeks=52)]
 
1797
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1798
 
 
1799
 
 
1800
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
 
1801
    command = command.SetExtendedTimeout
 
1802
    propname = "ExtendedTimeout"
 
1803
    values_to_set = [datetime.timedelta(),
 
1804
                     datetime.timedelta(minutes=5),
 
1805
                     datetime.timedelta(seconds=1),
 
1806
                     datetime.timedelta(weeks=1),
 
1807
                     datetime.timedelta(weeks=52)]
 
1808
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1809
 
 
1810
 
 
1811
class TestSetIntervalCmd(TestPropertyValueCmd):
 
1812
    command = command.SetInterval
 
1813
    propname = "Interval"
 
1814
    values_to_set = [datetime.timedelta(),
 
1815
                     datetime.timedelta(minutes=5),
 
1816
                     datetime.timedelta(seconds=1),
 
1817
                     datetime.timedelta(weeks=1),
 
1818
                     datetime.timedelta(weeks=52)]
 
1819
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1820
 
 
1821
 
 
1822
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
 
1823
    command = command.SetApprovalDelay
 
1824
    propname = "ApprovalDelay"
 
1825
    values_to_set = [datetime.timedelta(),
 
1826
                     datetime.timedelta(minutes=5),
 
1827
                     datetime.timedelta(seconds=1),
 
1828
                     datetime.timedelta(weeks=1),
 
1829
                     datetime.timedelta(weeks=52)]
 
1830
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1831
 
 
1832
 
 
1833
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
 
1834
    command = command.SetApprovalDuration
 
1835
    propname = "ApprovalDuration"
 
1836
    values_to_set = [datetime.timedelta(),
 
1837
                     datetime.timedelta(minutes=5),
 
1838
                     datetime.timedelta(seconds=1),
 
1839
                     datetime.timedelta(weeks=1),
 
1840
                     datetime.timedelta(weeks=52)]
 
1841
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1842
 
 
1843
 
 
1844
 
 
1845
def should_only_run_tests():
 
1846
    parser = argparse.ArgumentParser(add_help=False)
 
1847
    parser.add_argument("--check", action='store_true')
 
1848
    args, unknown_args = parser.parse_known_args()
 
1849
    run_tests = args.check
 
1850
    if run_tests:
 
1851
        # Remove --check argument from sys.argv
 
1852
        sys.argv[1:] = unknown_args
 
1853
    return run_tests
 
1854
 
 
1855
# Add all tests from doctest strings
 
1856
def load_tests(loader, tests, none):
 
1857
    import doctest
 
1858
    tests.addTests(doctest.DocTestSuite())
 
1859
    return tests
469
1860
 
470
1861
if __name__ == "__main__":
471
 
    main()
 
1862
    try:
 
1863
        if should_only_run_tests():
 
1864
            # Call using ./tdd-python-script --check [--verbose]
 
1865
            unittest.main()
 
1866
        else:
 
1867
            main()
 
1868
    finally:
 
1869
        logging.shutdown()