/mandos/trunk

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  • Committer: Teddy Hogeborn
  • Date: 2019-03-23 16:00:26 UTC
  • Revision ID: teddy@recompile.se-20190323160026-u82ba6lkh7jeq0zj
mandos-ctl: Eliminate unnecessary D-Bus call

* mandos-ctl (command.Base.run): Don't set self.mandos.
  (command.Remove): Implement .run() instead of .run_on_one_client()
                    to avoid the command.Base.run() unnecessarily
                    connecting to a client object.

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1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
 
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
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
5
#
40
40
import os
41
41
import collections
42
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
43
48
 
44
49
import dbus
45
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
 
46
62
if sys.version_info.major == 2:
47
63
    str = unicode
 
64
    import StringIO
 
65
    io.StringIO = StringIO.StringIO
48
66
 
49
67
locale.setlocale(locale.LC_ALL, "")
50
68
 
51
 
tablewords = {
52
 
    "Name": "Name",
53
 
    "Enabled": "Enabled",
54
 
    "Timeout": "Timeout",
55
 
    "LastCheckedOK": "Last Successful Check",
56
 
    "LastApprovalRequest": "Last Approval Request",
57
 
    "Created": "Created",
58
 
    "Interval": "Interval",
59
 
    "Host": "Host",
60
 
    "Fingerprint": "Fingerprint",
61
 
    "KeyID": "Key ID",
62
 
    "CheckerRunning": "Check Is Running",
63
 
    "LastEnabled": "Last Enabled",
64
 
    "ApprovalPending": "Approval Is Pending",
65
 
    "ApprovedByDefault": "Approved By Default",
66
 
    "ApprovalDelay": "Approval Delay",
67
 
    "ApprovalDuration": "Approval Duration",
68
 
    "Checker": "Checker",
69
 
    "ExtendedTimeout": "Extended Timeout",
70
 
    "Expires": "Expires",
71
 
    "LastCheckerStatus": "Last Checker Status",
72
 
}
73
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
74
 
domain = "se.recompile"
75
 
busname = domain + ".Mandos"
76
 
server_path = "/"
77
 
server_interface = domain + ".Mandos"
78
 
client_interface = domain + ".Mandos.Client"
79
 
version = "1.8.2"
 
69
dbus_busname_domain = "se.recompile"
 
70
dbus_busname = dbus_busname_domain + ".Mandos"
 
71
server_dbus_path = "/"
 
72
server_dbus_interface = dbus_busname_domain + ".Mandos"
 
73
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
 
74
del dbus_busname_domain
 
75
version = "1.8.3"
80
76
 
81
77
 
82
78
try:
85
81
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
86
82
 
87
83
 
88
 
def milliseconds_to_string(ms):
89
 
    td = datetime.timedelta(0, 0, 0, ms)
90
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
91
 
            .format(days="{}T".format(td.days) if td.days else "",
92
 
                    hours=td.seconds // 3600,
93
 
                    minutes=(td.seconds % 3600) // 60,
94
 
                    seconds=td.seconds % 60))
 
84
def main():
 
85
    parser = argparse.ArgumentParser()
 
86
    add_command_line_options(parser)
 
87
 
 
88
    options = parser.parse_args()
 
89
    check_option_syntax(parser, options)
 
90
 
 
91
    clientnames = options.client
 
92
 
 
93
    if options.debug:
 
94
        log.setLevel(logging.DEBUG)
 
95
 
 
96
    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)
95
210
 
96
211
 
97
212
def rfc3339_duration_to_delta(duration):
103
218
    datetime.timedelta(0, 60)
104
219
    >>> rfc3339_duration_to_delta("PT60M")
105
220
    datetime.timedelta(0, 3600)
 
221
    >>> rfc3339_duration_to_delta("P60M")
 
222
    datetime.timedelta(1680)
106
223
    >>> rfc3339_duration_to_delta("PT24H")
107
224
    datetime.timedelta(1)
108
225
    >>> rfc3339_duration_to_delta("P1W")
111
228
    datetime.timedelta(0, 330)
112
229
    >>> rfc3339_duration_to_delta("P1DT3M20S")
113
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"
114
260
    """
115
261
 
116
262
    # Parsing an RFC 3339 duration with regular expressions is not
187
333
                break
188
334
        else:
189
335
            # No currently valid tokens were found
190
 
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
336
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
191
337
                             .format(duration))
192
338
    # End token found
193
339
    return value
194
340
 
195
341
 
196
 
def string_to_delta(interval):
197
 
    """Parse a string and return a datetime.timedelta
 
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
198
345
 
199
 
    >>> string_to_delta('7d')
 
346
    >>> parse_pre_1_6_1_interval('7d')
200
347
    datetime.timedelta(7)
201
 
    >>> string_to_delta('60s')
 
348
    >>> parse_pre_1_6_1_interval('60s')
202
349
    datetime.timedelta(0, 60)
203
 
    >>> string_to_delta('60m')
 
350
    >>> parse_pre_1_6_1_interval('60m')
204
351
    datetime.timedelta(0, 3600)
205
 
    >>> string_to_delta('24h')
 
352
    >>> parse_pre_1_6_1_interval('24h')
206
353
    datetime.timedelta(1)
207
 
    >>> string_to_delta('1w')
 
354
    >>> parse_pre_1_6_1_interval('1w')
208
355
    datetime.timedelta(7)
209
 
    >>> string_to_delta('5m 30s')
 
356
    >>> parse_pre_1_6_1_interval('5m 30s')
210
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
 
211
364
    """
212
365
 
213
 
    try:
214
 
        return rfc3339_duration_to_delta(interval)
215
 
    except ValueError:
216
 
        pass
217
 
 
218
366
    value = datetime.timedelta(0)
219
367
    regexp = re.compile(r"(\d+)([dsmhw]?)")
220
368
 
234
382
    return value
235
383
 
236
384
 
237
 
def print_clients(clients, keywords):
238
 
    def valuetostring(value, keyword):
239
 
        if type(value) is dbus.Boolean:
240
 
            return "Yes" if value else "No"
241
 
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
242
 
                       "ApprovalDuration", "ExtendedTimeout"):
243
 
            return milliseconds_to_string(value)
244
 
        return str(value)
245
 
 
246
 
    # Create format string to print table rows
247
 
    format_string = " ".join("{{{key}:{width}}}".format(
248
 
        width=max(len(tablewords[key]),
249
 
                  max(len(valuetostring(client[key], key))
250
 
                      for client in clients)),
251
 
        key=key)
252
 
                             for key in keywords)
253
 
    # Print header line
254
 
    print(format_string.format(**tablewords))
255
 
    for client in clients:
256
 
        print(format_string
257
 
              .format(**{key: valuetostring(client[key], key)
258
 
                         for key in keywords}))
259
 
 
260
 
 
261
 
def has_actions(options):
262
 
    return any((options.enable,
263
 
                options.disable,
264
 
                options.bump_timeout,
265
 
                options.start_checker,
266
 
                options.stop_checker,
267
 
                options.is_enabled,
268
 
                options.remove,
269
 
                options.checker is not None,
270
 
                options.timeout is not None,
271
 
                options.extended_timeout is not None,
272
 
                options.interval is not None,
273
 
                options.approved_by_default is not None,
274
 
                options.approval_delay is not None,
275
 
                options.approval_duration is not None,
276
 
                options.host is not None,
277
 
                options.secret is not None,
278
 
                options.approve,
279
 
                options.deny))
280
 
 
281
 
 
282
 
def main():
283
 
    parser = argparse.ArgumentParser()
284
 
    parser.add_argument("--version", action="version",
285
 
                        version="%(prog)s {}".format(version),
286
 
                        help="show version number and exit")
287
 
    parser.add_argument("-a", "--all", action="store_true",
288
 
                        help="Select all clients")
289
 
    parser.add_argument("-v", "--verbose", action="store_true",
290
 
                        help="Print all fields")
291
 
    parser.add_argument("-j", "--dump-json", action="store_true",
292
 
                        help="Dump client data in JSON format")
293
 
    parser.add_argument("-e", "--enable", action="store_true",
294
 
                        help="Enable client")
295
 
    parser.add_argument("-d", "--disable", action="store_true",
296
 
                        help="disable client")
297
 
    parser.add_argument("-b", "--bump-timeout", action="store_true",
298
 
                        help="Bump timeout for client")
299
 
    parser.add_argument("--start-checker", action="store_true",
300
 
                        help="Start checker for client")
301
 
    parser.add_argument("--stop-checker", action="store_true",
302
 
                        help="Stop checker for client")
303
 
    parser.add_argument("-V", "--is-enabled", action="store_true",
304
 
                        help="Check if client is enabled")
305
 
    parser.add_argument("-r", "--remove", action="store_true",
306
 
                        help="Remove client")
307
 
    parser.add_argument("-c", "--checker",
308
 
                        help="Set checker command for client")
309
 
    parser.add_argument("-t", "--timeout",
310
 
                        help="Set timeout for client")
311
 
    parser.add_argument("--extended-timeout",
312
 
                        help="Set extended timeout for client")
313
 
    parser.add_argument("-i", "--interval",
314
 
                        help="Set checker interval for client")
315
 
    parser.add_argument("--approve-by-default", action="store_true",
316
 
                        default=None, dest="approved_by_default",
317
 
                        help="Set client to be approved by default")
318
 
    parser.add_argument("--deny-by-default", action="store_false",
319
 
                        dest="approved_by_default",
320
 
                        help="Set client to be denied by default")
321
 
    parser.add_argument("--approval-delay",
322
 
                        help="Set delay before client approve/deny")
323
 
    parser.add_argument("--approval-duration",
324
 
                        help="Set duration of one client approval")
325
 
    parser.add_argument("-H", "--host", help="Set host for client")
326
 
    parser.add_argument("-s", "--secret",
327
 
                        type=argparse.FileType(mode="rb"),
328
 
                        help="Set password blob (file) for client")
329
 
    parser.add_argument("-A", "--approve", action="store_true",
330
 
                        help="Approve any current client request")
331
 
    parser.add_argument("-D", "--deny", action="store_true",
332
 
                        help="Deny any current client request")
333
 
    parser.add_argument("--check", action="store_true",
334
 
                        help="Run self-test")
335
 
    parser.add_argument("client", nargs="*", help="Client name")
336
 
    options = parser.parse_args()
 
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))
337
408
 
338
409
    if has_actions(options) and not (options.client or options.all):
339
410
        parser.error("Options require clients names or --all.")
344
415
        parser.error("--dump-json can only be used alone.")
345
416
    if options.all and not has_actions(options):
346
417
        parser.error("--all requires an action.")
347
 
 
348
 
    if options.check:
349
 
        import doctest
350
 
        fail_count, test_count = doctest.testmod()
351
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
352
 
 
353
 
    try:
354
 
        bus = dbus.SystemBus()
355
 
        mandos_dbus_objc = bus.get_object(busname, server_path)
356
 
    except dbus.exceptions.DBusException:
357
 
        print("Could not connect to Mandos server", file=sys.stderr)
358
 
        sys.exit(1)
359
 
 
360
 
    mandos_serv = dbus.Interface(mandos_dbus_objc,
361
 
                                 dbus_interface=server_interface)
362
 
    mandos_serv_object_manager = dbus.Interface(
363
 
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
364
 
 
365
 
    # block stderr since dbus library prints to stderr
366
 
    null = os.open(os.path.devnull, os.O_RDWR)
367
 
    stderrcopy = os.dup(sys.stderr.fileno())
368
 
    os.dup2(null, sys.stderr.fileno())
369
 
    os.close(null)
370
 
    try:
371
 
        try:
372
 
            mandos_clients = {path: ifs_and_props[client_interface]
373
 
                              for path, ifs_and_props in
374
 
                              mandos_serv_object_manager
375
 
                              .GetManagedObjects().items()
376
 
                              if client_interface in ifs_and_props}
377
 
        finally:
378
 
            # restore stderr
379
 
            os.dup2(stderrcopy, sys.stderr.fileno())
380
 
            os.close(stderrcopy)
 
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):
 
439
    try:
 
440
        yield
381
441
    except dbus.exceptions.DBusException as e:
382
 
        print("Access denied: "
383
 
              "Accessing mandos server through D-Bus: {}".format(e),
384
 
              file=sys.stderr)
 
442
        log.critical(*(args + (e,)), **kwargs)
385
443
        sys.exit(1)
386
444
 
387
 
    # Compile dict of (clients: properties) to process
388
 
    clients = {}
389
 
 
390
 
    if options.all or not options.client:
391
 
        clients = {bus.get_object(busname, path): properties
392
 
                   for path, properties in mandos_clients.items()}
393
 
    else:
394
 
        for name in options.client:
395
 
            for path, client in mandos_clients.items():
396
 
                if client["Name"] == name:
397
 
                    client_objc = bus.get_object(busname, path)
398
 
                    clients[client_objc] = client
399
 
                    break
400
 
            else:
401
 
                print("Client not found on server: {!r}"
402
 
                      .format(name), file=sys.stderr)
403
 
                sys.exit(1)
404
 
 
405
 
    if not has_actions(options) and clients:
406
 
        if options.verbose or options.dump_json:
407
 
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
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
 
 
464
    class NullFilter(logging.Filter):
 
465
        def filter(self, record):
 
466
            return False
 
467
 
 
468
    nullfilter = NullFilter()
 
469
 
 
470
    def __exit__(self, exc_type, exc_val, exc_tb):
 
471
        self.logger.removeFilter(self.nullfilter)
 
472
 
 
473
 
 
474
def commands_from_options(options):
 
475
 
 
476
    commands = []
 
477
 
 
478
    if options.is_enabled:
 
479
        commands.append(command.IsEnabled())
 
480
 
 
481
    if options.approve:
 
482
        commands.append(command.Approve())
 
483
 
 
484
    if options.deny:
 
485
        commands.append(command.Deny())
 
486
 
 
487
    if options.remove:
 
488
        commands.append(command.Remove())
 
489
 
 
490
    if options.dump_json:
 
491
        commands.append(command.DumpJSON())
 
492
 
 
493
    if options.enable:
 
494
        commands.append(command.Enable())
 
495
 
 
496
    if options.disable:
 
497
        commands.append(command.Disable())
 
498
 
 
499
    if options.bump_timeout:
 
500
        commands.append(command.BumpTimeout())
 
501
 
 
502
    if options.start_checker:
 
503
        commands.append(command.StartChecker())
 
504
 
 
505
    if options.stop_checker:
 
506
        commands.append(command.StopChecker())
 
507
 
 
508
    if options.approved_by_default is not None:
 
509
        if options.approved_by_default:
 
510
            commands.append(command.ApproveByDefault())
 
511
        else:
 
512
            commands.append(command.DenyByDefault())
 
513
 
 
514
    if options.checker is not None:
 
515
        commands.append(command.SetChecker(options.checker))
 
516
 
 
517
    if options.host is not None:
 
518
        commands.append(command.SetHost(options.host))
 
519
 
 
520
    if options.secret is not None:
 
521
        commands.append(command.SetSecret(options.secret))
 
522
 
 
523
    if options.timeout is not None:
 
524
        commands.append(command.SetTimeout(options.timeout))
 
525
 
 
526
    if options.extended_timeout:
 
527
        commands.append(
 
528
            command.SetExtendedTimeout(options.extended_timeout))
 
529
 
 
530
    if options.interval is not None:
 
531
        commands.append(command.SetInterval(options.interval))
 
532
 
 
533
    if options.approval_delay is not None:
 
534
        commands.append(
 
535
            command.SetApprovalDelay(options.approval_delay))
 
536
 
 
537
    if options.approval_duration is not None:
 
538
        commands.append(
 
539
            command.SetApprovalDuration(options.approval_duration))
 
540
 
 
541
    # If no command option has been given, show table of clients,
 
542
    # optionally verbosely
 
543
    if not commands:
 
544
        commands.append(command.PrintTable(verbose=options.verbose))
 
545
 
 
546
    return commands
 
547
 
 
548
 
 
549
class command(object):
 
550
    """A namespace for command classes"""
 
551
 
 
552
    class Base(object):
 
553
        """Abstract base class for commands"""
 
554
        def run(self, clients, bus=None, mandos=None):
 
555
            """Normal commands should implement run_on_one_client(),
 
556
but commands which want to operate on all clients at the same time can
 
557
override this run() method instead.
 
558
"""
 
559
            for clientpath, properties in clients.items():
 
560
                log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
561
                          dbus_busname, str(clientpath))
 
562
                client = bus.get_object(dbus_busname, clientpath)
 
563
                self.run_on_one_client(client, properties)
 
564
 
 
565
 
 
566
    class IsEnabled(Base):
 
567
        def run(self, clients, bus=None, mandos=None):
 
568
            client, properties = next(iter(clients.items()))
 
569
            if self.is_enabled(client, properties):
 
570
                sys.exit(0)
 
571
            sys.exit(1)
 
572
        def is_enabled(self, client, properties):
 
573
            return properties["Enabled"]
 
574
 
 
575
 
 
576
    class Approve(Base):
 
577
        def run_on_one_client(self, client, properties):
 
578
            log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
 
579
                      client.__dbus_object_path__,
 
580
                      client_dbus_interface)
 
581
            client.Approve(dbus.Boolean(True),
 
582
                           dbus_interface=client_dbus_interface)
 
583
 
 
584
 
 
585
    class Deny(Base):
 
586
        def run_on_one_client(self, client, properties):
 
587
            log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
 
588
                      client.__dbus_object_path__,
 
589
                      client_dbus_interface)
 
590
            client.Approve(dbus.Boolean(False),
 
591
                           dbus_interface=client_dbus_interface)
 
592
 
 
593
 
 
594
    class Remove(Base):
 
595
        def run(self, clients, bus, mandos):
 
596
            for clientpath in clients.keys():
 
597
                log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)",
 
598
                          dbus_busname, server_dbus_path,
 
599
                          server_dbus_interface, clientpath)
 
600
                mandos.RemoveClient(clientpath)
 
601
 
 
602
 
 
603
    class Output(Base):
 
604
        """Abstract class for commands outputting client details"""
 
605
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
408
606
                        "Created", "Interval", "Host", "KeyID",
409
607
                        "Fingerprint", "CheckerRunning",
410
608
                        "LastEnabled", "ApprovalPending",
412
610
                        "ApprovalDelay", "ApprovalDuration",
413
611
                        "Checker", "ExtendedTimeout", "Expires",
414
612
                        "LastCheckerStatus")
415
 
        else:
416
 
            keywords = defaultkeywords
417
 
 
418
 
        if options.dump_json:
419
 
            json.dump({client["Name"]: {key:
420
 
                                        bool(client[key])
421
 
                                        if isinstance(client[key],
422
 
                                                      dbus.Boolean)
423
 
                                        else client[key]
424
 
                                        for key in keywords}
425
 
                       for client in clients.values()},
426
 
                      fp=sys.stdout, indent=4,
427
 
                      separators=(',', ': '))
428
 
            print()
429
 
        else:
430
 
            print_clients(clients.values(), keywords)
431
 
    else:
432
 
        # Process each client in the list by all selected options
433
 
        for client in clients:
434
 
 
435
 
            def set_client_prop(prop, value):
436
 
                """Set a Client D-Bus property"""
437
 
                client.Set(client_interface, prop, value,
438
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
439
 
 
440
 
            def set_client_prop_ms(prop, value):
441
 
                """Set a Client D-Bus property, converted
442
 
                from a string to milliseconds."""
443
 
                set_client_prop(prop,
444
 
                                string_to_delta(value).total_seconds()
445
 
                                * 1000)
446
 
 
447
 
            if options.remove:
448
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
449
 
            if options.enable:
450
 
                set_client_prop("Enabled", dbus.Boolean(True))
451
 
            if options.disable:
452
 
                set_client_prop("Enabled", dbus.Boolean(False))
453
 
            if options.bump_timeout:
454
 
                set_client_prop("LastCheckedOK", "")
455
 
            if options.start_checker:
456
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
457
 
            if options.stop_checker:
458
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
459
 
            if options.is_enabled:
460
 
                if client.Get(client_interface, "Enabled",
461
 
                              dbus_interface=dbus.PROPERTIES_IFACE):
462
 
                    sys.exit(0)
463
 
                else:
464
 
                    sys.exit(1)
465
 
            if options.checker is not None:
466
 
                set_client_prop("Checker", options.checker)
467
 
            if options.host is not None:
468
 
                set_client_prop("Host", options.host)
469
 
            if options.interval is not None:
470
 
                set_client_prop_ms("Interval", options.interval)
471
 
            if options.approval_delay is not None:
472
 
                set_client_prop_ms("ApprovalDelay",
473
 
                                   options.approval_delay)
474
 
            if options.approval_duration is not None:
475
 
                set_client_prop_ms("ApprovalDuration",
476
 
                                   options.approval_duration)
477
 
            if options.timeout is not None:
478
 
                set_client_prop_ms("Timeout", options.timeout)
479
 
            if options.extended_timeout is not None:
480
 
                set_client_prop_ms("ExtendedTimeout",
481
 
                                   options.extended_timeout)
482
 
            if options.secret is not None:
483
 
                set_client_prop("Secret",
484
 
                                dbus.ByteArray(options.secret.read()))
485
 
            if options.approved_by_default is not None:
486
 
                set_client_prop("ApprovedByDefault",
487
 
                                dbus.Boolean(options
488
 
                                             .approved_by_default))
489
 
            if options.approve:
490
 
                client.Approve(dbus.Boolean(True),
491
 
                               dbus_interface=client_interface)
492
 
            elif options.deny:
493
 
                client.Approve(dbus.Boolean(False),
494
 
                               dbus_interface=client_interface)
495
 
 
 
613
 
 
614
 
 
615
    class DumpJSON(Output):
 
616
        def run(self, clients, bus=None, mandos=None):
 
617
            data = {client["Name"]:
 
618
                    {key: self.dbus_boolean_to_bool(client[key])
 
619
                     for key in self.all_keywords}
 
620
                    for client in clients.values()}
 
621
            print(json.dumps(data, indent=4, separators=(',', ': ')))
 
622
 
 
623
        @staticmethod
 
624
        def dbus_boolean_to_bool(value):
 
625
            if isinstance(value, dbus.Boolean):
 
626
                value = bool(value)
 
627
            return value
 
628
 
 
629
 
 
630
    class PrintTable(Output):
 
631
        def __init__(self, verbose=False):
 
632
            self.verbose = verbose
 
633
 
 
634
        def run(self, clients, bus=None, mandos=None):
 
635
            default_keywords = ("Name", "Enabled", "Timeout",
 
636
                                "LastCheckedOK")
 
637
            keywords = default_keywords
 
638
            if self.verbose:
 
639
                keywords = self.all_keywords
 
640
            print(self.TableOfClients(clients.values(), keywords))
 
641
 
 
642
        class TableOfClients(object):
 
643
            tableheaders = {
 
644
                "Name": "Name",
 
645
                "Enabled": "Enabled",
 
646
                "Timeout": "Timeout",
 
647
                "LastCheckedOK": "Last Successful Check",
 
648
                "LastApprovalRequest": "Last Approval Request",
 
649
                "Created": "Created",
 
650
                "Interval": "Interval",
 
651
                "Host": "Host",
 
652
                "Fingerprint": "Fingerprint",
 
653
                "KeyID": "Key ID",
 
654
                "CheckerRunning": "Check Is Running",
 
655
                "LastEnabled": "Last Enabled",
 
656
                "ApprovalPending": "Approval Is Pending",
 
657
                "ApprovedByDefault": "Approved By Default",
 
658
                "ApprovalDelay": "Approval Delay",
 
659
                "ApprovalDuration": "Approval Duration",
 
660
                "Checker": "Checker",
 
661
                "ExtendedTimeout": "Extended Timeout",
 
662
                "Expires": "Expires",
 
663
                "LastCheckerStatus": "Last Checker Status",
 
664
            }
 
665
 
 
666
            def __init__(self, clients, keywords):
 
667
                self.clients = clients
 
668
                self.keywords = keywords
 
669
 
 
670
            def __str__(self):
 
671
                return "\n".join(self.rows())
 
672
 
 
673
            if sys.version_info.major == 2:
 
674
                __unicode__ = __str__
 
675
                def __str__(self):
 
676
                    return str(self).encode(
 
677
                        locale.getpreferredencoding())
 
678
 
 
679
            def rows(self):
 
680
                format_string = self.row_formatting_string()
 
681
                rows = [self.header_line(format_string)]
 
682
                rows.extend(self.client_line(client, format_string)
 
683
                            for client in self.clients)
 
684
                return rows
 
685
 
 
686
            def row_formatting_string(self):
 
687
                "Format string used to format table rows"
 
688
                return " ".join("{{{key}:{width}}}".format(
 
689
                    width=max(len(self.tableheaders[key]),
 
690
                              *(len(self.string_from_client(client,
 
691
                                                            key))
 
692
                                for client in self.clients)),
 
693
                    key=key)
 
694
                                for key in self.keywords)
 
695
 
 
696
            def string_from_client(self, client, key):
 
697
                return self.valuetostring(client[key], key)
 
698
 
 
699
            @classmethod
 
700
            def valuetostring(cls, value, keyword):
 
701
                if isinstance(value, dbus.Boolean):
 
702
                    return "Yes" if value else "No"
 
703
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
704
                               "ApprovalDuration", "ExtendedTimeout"):
 
705
                    return cls.milliseconds_to_string(value)
 
706
                return str(value)
 
707
 
 
708
            def header_line(self, format_string):
 
709
                return format_string.format(**self.tableheaders)
 
710
 
 
711
            def client_line(self, client, format_string):
 
712
                return format_string.format(
 
713
                    **{key: self.string_from_client(client, key)
 
714
                       for key in self.keywords})
 
715
 
 
716
            @staticmethod
 
717
            def milliseconds_to_string(ms):
 
718
                td = datetime.timedelta(0, 0, 0, ms)
 
719
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
720
                        .format(days="{}T".format(td.days)
 
721
                                if td.days else "",
 
722
                                hours=td.seconds // 3600,
 
723
                                minutes=(td.seconds % 3600) // 60,
 
724
                                seconds=td.seconds % 60))
 
725
 
 
726
 
 
727
    class PropertySetter(Base):
 
728
        "Abstract class for Actions for setting one client property"
 
729
 
 
730
        def run_on_one_client(self, client, properties):
 
731
            """Set the Client's D-Bus property"""
 
732
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
 
733
                      client.__dbus_object_path__,
 
734
                      dbus.PROPERTIES_IFACE, client_dbus_interface,
 
735
                      self.propname, self.value_to_set
 
736
                      if not isinstance(self.value_to_set,
 
737
                                        dbus.Boolean)
 
738
                      else bool(self.value_to_set))
 
739
            client.Set(client_dbus_interface, self.propname,
 
740
                       self.value_to_set,
 
741
                       dbus_interface=dbus.PROPERTIES_IFACE)
 
742
 
 
743
        @property
 
744
        def propname(self):
 
745
            raise NotImplementedError()
 
746
 
 
747
 
 
748
    class Enable(PropertySetter):
 
749
        propname = "Enabled"
 
750
        value_to_set = dbus.Boolean(True)
 
751
 
 
752
 
 
753
    class Disable(PropertySetter):
 
754
        propname = "Enabled"
 
755
        value_to_set = dbus.Boolean(False)
 
756
 
 
757
 
 
758
    class BumpTimeout(PropertySetter):
 
759
        propname = "LastCheckedOK"
 
760
        value_to_set = ""
 
761
 
 
762
 
 
763
    class StartChecker(PropertySetter):
 
764
        propname = "CheckerRunning"
 
765
        value_to_set = dbus.Boolean(True)
 
766
 
 
767
 
 
768
    class StopChecker(PropertySetter):
 
769
        propname = "CheckerRunning"
 
770
        value_to_set = dbus.Boolean(False)
 
771
 
 
772
 
 
773
    class ApproveByDefault(PropertySetter):
 
774
        propname = "ApprovedByDefault"
 
775
        value_to_set = dbus.Boolean(True)
 
776
 
 
777
 
 
778
    class DenyByDefault(PropertySetter):
 
779
        propname = "ApprovedByDefault"
 
780
        value_to_set = dbus.Boolean(False)
 
781
 
 
782
 
 
783
    class PropertySetterValue(PropertySetter):
 
784
        """Abstract class for PropertySetter recieving a value as
 
785
constructor argument instead of a class attribute."""
 
786
        def __init__(self, value):
 
787
            self.value_to_set = value
 
788
 
 
789
 
 
790
    class SetChecker(PropertySetterValue):
 
791
        propname = "Checker"
 
792
 
 
793
 
 
794
    class SetHost(PropertySetterValue):
 
795
        propname = "Host"
 
796
 
 
797
 
 
798
    class SetSecret(PropertySetterValue):
 
799
        propname = "Secret"
 
800
 
 
801
        @property
 
802
        def value_to_set(self):
 
803
            return self._vts
 
804
 
 
805
        @value_to_set.setter
 
806
        def value_to_set(self, value):
 
807
            """When setting, read data from supplied file object"""
 
808
            self._vts = value.read()
 
809
            value.close()
 
810
 
 
811
 
 
812
    class PropertySetterValueMilliseconds(PropertySetterValue):
 
813
        """Abstract class for PropertySetterValue taking a value
 
814
argument as a datetime.timedelta() but should store it as
 
815
milliseconds."""
 
816
 
 
817
        @property
 
818
        def value_to_set(self):
 
819
            return self._vts
 
820
 
 
821
        @value_to_set.setter
 
822
        def value_to_set(self, value):
 
823
            "When setting, convert value from a datetime.timedelta"
 
824
            self._vts = int(round(value.total_seconds() * 1000))
 
825
 
 
826
 
 
827
    class SetTimeout(PropertySetterValueMilliseconds):
 
828
        propname = "Timeout"
 
829
 
 
830
 
 
831
    class SetExtendedTimeout(PropertySetterValueMilliseconds):
 
832
        propname = "ExtendedTimeout"
 
833
 
 
834
 
 
835
    class SetInterval(PropertySetterValueMilliseconds):
 
836
        propname = "Interval"
 
837
 
 
838
 
 
839
    class SetApprovalDelay(PropertySetterValueMilliseconds):
 
840
        propname = "ApprovalDelay"
 
841
 
 
842
 
 
843
    class SetApprovalDuration(PropertySetterValueMilliseconds):
 
844
        propname = "ApprovalDuration"
 
845
 
 
846
 
 
847
 
 
848
class TestCaseWithAssertLogs(unittest.TestCase):
 
849
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
 
850
 
 
851
    if not hasattr(unittest.TestCase, "assertLogs"):
 
852
        @contextlib.contextmanager
 
853
        def assertLogs(self, logger, level=logging.INFO):
 
854
            capturing_handler = self.CapturingLevelHandler(level)
 
855
            old_level = logger.level
 
856
            old_propagate = logger.propagate
 
857
            logger.addHandler(capturing_handler)
 
858
            logger.setLevel(level)
 
859
            logger.propagate = False
 
860
            try:
 
861
                yield capturing_handler.watcher
 
862
            finally:
 
863
                logger.propagate = old_propagate
 
864
                logger.removeHandler(capturing_handler)
 
865
                logger.setLevel(old_level)
 
866
            self.assertGreater(len(capturing_handler.watcher.records),
 
867
                               0)
 
868
 
 
869
        class CapturingLevelHandler(logging.Handler):
 
870
            def __init__(self, level, *args, **kwargs):
 
871
                logging.Handler.__init__(self, *args, **kwargs)
 
872
                self.watcher = self.LoggingWatcher([], [])
 
873
            def emit(self, record):
 
874
                self.watcher.records.append(record)
 
875
                self.watcher.output.append(self.format(record))
 
876
 
 
877
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
 
878
                                                    ("records",
 
879
                                                     "output"))
 
880
 
 
881
 
 
882
class Test_string_to_delta(TestCaseWithAssertLogs):
 
883
    # Just test basic RFC 3339 functionality here, the doc string for
 
884
    # rfc3339_duration_to_delta() already has more comprehensive
 
885
    # tests, which is run by doctest.
 
886
 
 
887
    def test_rfc3339_zero_seconds(self):
 
888
        self.assertEqual(datetime.timedelta(),
 
889
                         string_to_delta("PT0S"))
 
890
 
 
891
    def test_rfc3339_zero_days(self):
 
892
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
 
893
 
 
894
    def test_rfc3339_one_second(self):
 
895
        self.assertEqual(datetime.timedelta(0, 1),
 
896
                         string_to_delta("PT1S"))
 
897
 
 
898
    def test_rfc3339_two_hours(self):
 
899
        self.assertEqual(datetime.timedelta(0, 7200),
 
900
                         string_to_delta("PT2H"))
 
901
 
 
902
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
903
        with self.assertLogs(log, logging.WARNING):
 
904
            value = string_to_delta("2h")
 
905
        self.assertEqual(datetime.timedelta(0, 7200), value)
 
906
 
 
907
 
 
908
class Test_check_option_syntax(unittest.TestCase):
 
909
    def setUp(self):
 
910
        self.parser = argparse.ArgumentParser()
 
911
        add_command_line_options(self.parser)
 
912
 
 
913
    def test_actions_requires_client_or_all(self):
 
914
        for action, value in self.actions.items():
 
915
            options = self.parser.parse_args()
 
916
            setattr(options, action, value)
 
917
            with self.assertParseError():
 
918
                self.check_option_syntax(options)
 
919
 
 
920
    # This mostly corresponds to the definition from has_actions() in
 
921
    # check_option_syntax()
 
922
    actions = {
 
923
        # The actual values set here are not that important, but we do
 
924
        # at least stick to the correct types, even though they are
 
925
        # never used
 
926
        "enable": True,
 
927
        "disable": True,
 
928
        "bump_timeout": True,
 
929
        "start_checker": True,
 
930
        "stop_checker": True,
 
931
        "is_enabled": True,
 
932
        "remove": True,
 
933
        "checker": "x",
 
934
        "timeout": datetime.timedelta(),
 
935
        "extended_timeout": datetime.timedelta(),
 
936
        "interval": datetime.timedelta(),
 
937
        "approved_by_default": True,
 
938
        "approval_delay": datetime.timedelta(),
 
939
        "approval_duration": datetime.timedelta(),
 
940
        "host": "x",
 
941
        "secret": io.BytesIO(b"x"),
 
942
        "approve": True,
 
943
        "deny": True,
 
944
    }
 
945
 
 
946
    @contextlib.contextmanager
 
947
    def assertParseError(self):
 
948
        with self.assertRaises(SystemExit) as e:
 
949
            with self.redirect_stderr_to_devnull():
 
950
                yield
 
951
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
952
        # https://docs.python.org/3/library
 
953
        # /argparse.html#exiting-methods
 
954
        self.assertEqual(2, e.exception.code)
 
955
 
 
956
    @staticmethod
 
957
    @contextlib.contextmanager
 
958
    def redirect_stderr_to_devnull():
 
959
        old_stderr = sys.stderr
 
960
        with contextlib.closing(open(os.devnull, "w")) as null:
 
961
            sys.stderr = null
 
962
            try:
 
963
                yield
 
964
            finally:
 
965
                sys.stderr = old_stderr
 
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 = ["client"]
 
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 = ["client"]
 
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 = ["client"]
 
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 = ["client1", "client2"]
 
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 = ["client1", "client2"]
 
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 = ["client1", "client2"]
 
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(dbus_busname, busname)
 
1083
                self.assertEqual(server_dbus_path, 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 FailingBusStub(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=FailingBusStub())
 
1099
 
 
1100
        if isinstance(e.exception.code, int):
 
1101
            self.assertNotEqual(0, e.exception.code)
 
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/client": { "Name": "client"}}
 
1109
        class ObjectManagerStub(object):
 
1110
            def GetManagedObjects(self):
 
1111
                return managed_objects
 
1112
        retval = get_managed_objects(ObjectManagerStub())
 
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 ObjectManagerFailingStub(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(ObjectManagerFailingStub())
 
1136
        finally:
 
1137
            dbus_logger.removeFilter(counting_handler)
 
1138
 
 
1139
        # Make sure the dbus logger was suppressed
 
1140
        self.assertEqual(0, counting_handler.count)
 
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(0, e.exception.code)
 
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", "client"],
 
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(1, len(commands))
 
1169
        command = commands[0]
 
1170
        self.assertIsInstance(command, command_cls)
 
1171
        for key, value in cmd_attrs.items():
 
1172
            self.assertEqual(value, getattr(command, key))
 
1173
 
 
1174
    def test_is_enabled_short(self):
 
1175
        self.assert_command_from_args(["-V", "client"],
 
1176
                                      command.IsEnabled)
 
1177
 
 
1178
    def test_approve(self):
 
1179
        self.assert_command_from_args(["--approve", "client"],
 
1180
                                      command.Approve)
 
1181
 
 
1182
    def test_approve_short(self):
 
1183
        self.assert_command_from_args(["-A", "client"],
 
1184
                                      command.Approve)
 
1185
 
 
1186
    def test_deny(self):
 
1187
        self.assert_command_from_args(["--deny", "client"],
 
1188
                                      command.Deny)
 
1189
 
 
1190
    def test_deny_short(self):
 
1191
        self.assert_command_from_args(["-D", "client"], command.Deny)
 
1192
 
 
1193
    def test_remove(self):
 
1194
        self.assert_command_from_args(["--remove", "client"],
 
1195
                                      command.Remove)
 
1196
 
 
1197
    def test_deny_before_remove(self):
 
1198
        options = self.parser.parse_args(["--deny", "--remove",
 
1199
                                          "client"])
 
1200
        check_option_syntax(self.parser, options)
 
1201
        commands = commands_from_options(options)
 
1202
        self.assertEqual(2, len(commands))
 
1203
        self.assertIsInstance(commands[0], command.Deny)
 
1204
        self.assertIsInstance(commands[1], command.Remove)
 
1205
 
 
1206
    def test_deny_before_remove_reversed(self):
 
1207
        options = self.parser.parse_args(["--remove", "--deny",
 
1208
                                          "--all"])
 
1209
        check_option_syntax(self.parser, options)
 
1210
        commands = commands_from_options(options)
 
1211
        self.assertEqual(2, len(commands))
 
1212
        self.assertIsInstance(commands[0], command.Deny)
 
1213
        self.assertIsInstance(commands[1], command.Remove)
 
1214
 
 
1215
    def test_remove_short(self):
 
1216
        self.assert_command_from_args(["-r", "client"],
 
1217
                                      command.Remove)
 
1218
 
 
1219
    def test_dump_json(self):
 
1220
        self.assert_command_from_args(["--dump-json"],
 
1221
                                      command.DumpJSON)
 
1222
 
 
1223
    def test_enable(self):
 
1224
        self.assert_command_from_args(["--enable", "client"],
 
1225
                                      command.Enable)
 
1226
 
 
1227
    def test_enable_short(self):
 
1228
        self.assert_command_from_args(["-e", "client"],
 
1229
                                      command.Enable)
 
1230
 
 
1231
    def test_disable(self):
 
1232
        self.assert_command_from_args(["--disable", "client"],
 
1233
                                      command.Disable)
 
1234
 
 
1235
    def test_disable_short(self):
 
1236
        self.assert_command_from_args(["-d", "client"],
 
1237
                                      command.Disable)
 
1238
 
 
1239
    def test_bump_timeout(self):
 
1240
        self.assert_command_from_args(["--bump-timeout", "client"],
 
1241
                                      command.BumpTimeout)
 
1242
 
 
1243
    def test_bump_timeout_short(self):
 
1244
        self.assert_command_from_args(["-b", "client"],
 
1245
                                      command.BumpTimeout)
 
1246
 
 
1247
    def test_start_checker(self):
 
1248
        self.assert_command_from_args(["--start-checker", "client"],
 
1249
                                      command.StartChecker)
 
1250
 
 
1251
    def test_stop_checker(self):
 
1252
        self.assert_command_from_args(["--stop-checker", "client"],
 
1253
                                      command.StopChecker)
 
1254
 
 
1255
    def test_approve_by_default(self):
 
1256
        self.assert_command_from_args(["--approve-by-default",
 
1257
                                       "client"],
 
1258
                                      command.ApproveByDefault)
 
1259
 
 
1260
    def test_deny_by_default(self):
 
1261
        self.assert_command_from_args(["--deny-by-default", "client"],
 
1262
                                      command.DenyByDefault)
 
1263
 
 
1264
    def test_checker(self):
 
1265
        self.assert_command_from_args(["--checker", ":", "client"],
 
1266
                                      command.SetChecker,
 
1267
                                      value_to_set=":")
 
1268
 
 
1269
    def test_checker_empty(self):
 
1270
        self.assert_command_from_args(["--checker", "", "client"],
 
1271
                                      command.SetChecker,
 
1272
                                      value_to_set="")
 
1273
 
 
1274
    def test_checker_short(self):
 
1275
        self.assert_command_from_args(["-c", ":", "client"],
 
1276
                                      command.SetChecker,
 
1277
                                      value_to_set=":")
 
1278
 
 
1279
    def test_host(self):
 
1280
        self.assert_command_from_args(
 
1281
            ["--host", "client.example.org", "client"],
 
1282
            command.SetHost, value_to_set="client.example.org")
 
1283
 
 
1284
    def test_host_short(self):
 
1285
        self.assert_command_from_args(
 
1286
            ["-H", "client.example.org", "client"], command.SetHost,
 
1287
            value_to_set="client.example.org")
 
1288
 
 
1289
    def test_secret_devnull(self):
 
1290
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1291
                                       "client"], command.SetSecret,
 
1292
                                      value_to_set=b"")
 
1293
 
 
1294
    def test_secret_tempfile(self):
 
1295
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1296
            value = b"secret\0xyzzy\nbar"
 
1297
            f.write(value)
 
1298
            f.seek(0)
 
1299
            self.assert_command_from_args(["--secret", f.name,
 
1300
                                           "client"],
 
1301
                                          command.SetSecret,
 
1302
                                          value_to_set=value)
 
1303
 
 
1304
    def test_secret_devnull_short(self):
 
1305
        self.assert_command_from_args(["-s", os.path.devnull,
 
1306
                                       "client"], command.SetSecret,
 
1307
                                      value_to_set=b"")
 
1308
 
 
1309
    def test_secret_tempfile_short(self):
 
1310
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1311
            value = b"secret\0xyzzy\nbar"
 
1312
            f.write(value)
 
1313
            f.seek(0)
 
1314
            self.assert_command_from_args(["-s", f.name, "client"],
 
1315
                                          command.SetSecret,
 
1316
                                          value_to_set=value)
 
1317
 
 
1318
    def test_timeout(self):
 
1319
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
 
1320
                                      command.SetTimeout,
 
1321
                                      value_to_set=300000)
 
1322
 
 
1323
    def test_timeout_short(self):
 
1324
        self.assert_command_from_args(["-t", "PT5M", "client"],
 
1325
                                      command.SetTimeout,
 
1326
                                      value_to_set=300000)
 
1327
 
 
1328
    def test_extended_timeout(self):
 
1329
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1330
                                       "client"],
 
1331
                                      command.SetExtendedTimeout,
 
1332
                                      value_to_set=900000)
 
1333
 
 
1334
    def test_interval(self):
 
1335
        self.assert_command_from_args(["--interval", "PT2M",
 
1336
                                       "client"], command.SetInterval,
 
1337
                                      value_to_set=120000)
 
1338
 
 
1339
    def test_interval_short(self):
 
1340
        self.assert_command_from_args(["-i", "PT2M", "client"],
 
1341
                                      command.SetInterval,
 
1342
                                      value_to_set=120000)
 
1343
 
 
1344
    def test_approval_delay(self):
 
1345
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1346
                                       "client"],
 
1347
                                      command.SetApprovalDelay,
 
1348
                                      value_to_set=30000)
 
1349
 
 
1350
    def test_approval_duration(self):
 
1351
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1352
                                       "client"],
 
1353
                                      command.SetApprovalDuration,
 
1354
                                      value_to_set=1000)
 
1355
 
 
1356
    def test_print_table(self):
 
1357
        self.assert_command_from_args([], command.PrintTable,
 
1358
                                      verbose=False)
 
1359
 
 
1360
    def test_print_table_verbose(self):
 
1361
        self.assert_command_from_args(["--verbose"],
 
1362
                                      command.PrintTable,
 
1363
                                      verbose=True)
 
1364
 
 
1365
    def test_print_table_verbose_short(self):
 
1366
        self.assert_command_from_args(["-v"], command.PrintTable,
 
1367
                                      verbose=True)
 
1368
 
 
1369
 
 
1370
class TestCommand(unittest.TestCase):
 
1371
    """Abstract class for tests of command classes"""
 
1372
 
 
1373
    def setUp(self):
 
1374
        testcase = self
 
1375
        class MockClient(object):
 
1376
            def __init__(self, name, **attributes):
 
1377
                self.__dbus_object_path__ = "/clients/{}".format(name)
 
1378
                self.attributes = attributes
 
1379
                self.attributes["Name"] = name
 
1380
                self.calls = []
 
1381
            def Set(self, interface, propname, value, dbus_interface):
 
1382
                testcase.assertEqual(client_dbus_interface, interface)
 
1383
                testcase.assertEqual(dbus.PROPERTIES_IFACE,
 
1384
                                     dbus_interface)
 
1385
                self.attributes[propname] = value
 
1386
            def Approve(self, approve, dbus_interface):
 
1387
                testcase.assertEqual(client_dbus_interface,
 
1388
                                     dbus_interface)
 
1389
                self.calls.append(("Approve", (approve,
 
1390
                                               dbus_interface)))
 
1391
        self.client = MockClient(
 
1392
            "foo",
 
1393
            KeyID=("92ed150794387c03ce684574b1139a65"
 
1394
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
1395
            Secret=b"secret",
 
1396
            Host="foo.example.org",
 
1397
            Enabled=dbus.Boolean(True),
 
1398
            Timeout=300000,
 
1399
            LastCheckedOK="2019-02-03T00:00:00",
 
1400
            Created="2019-01-02T00:00:00",
 
1401
            Interval=120000,
 
1402
            Fingerprint=("778827225BA7DE539C5A"
 
1403
                         "7CFA59CFF7CDBD9A5920"),
 
1404
            CheckerRunning=dbus.Boolean(False),
 
1405
            LastEnabled="2019-01-03T00:00:00",
 
1406
            ApprovalPending=dbus.Boolean(False),
 
1407
            ApprovedByDefault=dbus.Boolean(True),
 
1408
            LastApprovalRequest="",
 
1409
            ApprovalDelay=0,
 
1410
            ApprovalDuration=1000,
 
1411
            Checker="fping -q -- %(host)s",
 
1412
            ExtendedTimeout=900000,
 
1413
            Expires="2019-02-04T00:00:00",
 
1414
            LastCheckerStatus=0)
 
1415
        self.other_client = MockClient(
 
1416
            "barbar",
 
1417
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
1418
                   "6ab612cff5ad227247e46c2b020f441c"),
 
1419
            Secret=b"secretbar",
 
1420
            Host="192.0.2.3",
 
1421
            Enabled=dbus.Boolean(True),
 
1422
            Timeout=300000,
 
1423
            LastCheckedOK="2019-02-04T00:00:00",
 
1424
            Created="2019-01-03T00:00:00",
 
1425
            Interval=120000,
 
1426
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
1427
                         "F547B3A107558FCA3A27"),
 
1428
            CheckerRunning=dbus.Boolean(True),
 
1429
            LastEnabled="2019-01-04T00:00:00",
 
1430
            ApprovalPending=dbus.Boolean(False),
 
1431
            ApprovedByDefault=dbus.Boolean(False),
 
1432
            LastApprovalRequest="2019-01-03T00:00:00",
 
1433
            ApprovalDelay=30000,
 
1434
            ApprovalDuration=93785000,
 
1435
            Checker=":",
 
1436
            ExtendedTimeout=900000,
 
1437
            Expires="2019-02-05T00:00:00",
 
1438
            LastCheckerStatus=-2)
 
1439
        self.clients =  collections.OrderedDict(
 
1440
            [
 
1441
                (self.client.__dbus_object_path__,
 
1442
                 self.client.attributes),
 
1443
                (self.other_client.__dbus_object_path__,
 
1444
                 self.other_client.attributes),
 
1445
            ])
 
1446
        self.one_client = {self.client.__dbus_object_path__:
 
1447
                           self.client.attributes}
 
1448
 
 
1449
    @property
 
1450
    def bus(self):
 
1451
        class MockBus(object):
 
1452
            @staticmethod
 
1453
            def get_object(client_bus_name, path):
 
1454
                self.assertEqual(dbus_busname, client_bus_name)
 
1455
                # Note: "self" here is the TestCmd instance, not the
 
1456
                # MockBus instance, since this is a static method!
 
1457
                if path == self.client.__dbus_object_path__:
 
1458
                    return self.client
 
1459
                elif path == self.other_client.__dbus_object_path__:
 
1460
                    return self.other_client
 
1461
        return MockBus()
 
1462
 
 
1463
 
 
1464
class TestBaseCommands(TestCommand):
 
1465
 
 
1466
    def test_IsEnabled_exits_successfully(self):
 
1467
        with self.assertRaises(SystemExit) as e:
 
1468
            command.IsEnabled().run(self.one_client)
 
1469
        if e.exception.code is not None:
 
1470
            self.assertEqual(0, e.exception.code)
 
1471
        else:
 
1472
            self.assertIsNone(e.exception.code)
 
1473
 
 
1474
    def test_IsEnabled_exits_with_failure(self):
 
1475
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
1476
        with self.assertRaises(SystemExit) as e:
 
1477
            command.IsEnabled().run(self.one_client)
 
1478
        if isinstance(e.exception.code, int):
 
1479
            self.assertNotEqual(0, e.exception.code)
 
1480
        else:
 
1481
            self.assertIsNotNone(e.exception.code)
 
1482
 
 
1483
    def test_Approve(self):
 
1484
        command.Approve().run(self.clients, self.bus)
 
1485
        for clientpath in self.clients:
 
1486
            client = self.bus.get_object(dbus_busname, clientpath)
 
1487
            self.assertIn(("Approve", (True, client_dbus_interface)),
 
1488
                          client.calls)
 
1489
 
 
1490
    def test_Deny(self):
 
1491
        command.Deny().run(self.clients, self.bus)
 
1492
        for clientpath in self.clients:
 
1493
            client = self.bus.get_object(dbus_busname, clientpath)
 
1494
            self.assertIn(("Approve", (False, client_dbus_interface)),
 
1495
                          client.calls)
 
1496
 
 
1497
    def test_Remove(self):
 
1498
        class MandosSpy(object):
 
1499
            def __init__(self):
 
1500
                self.calls = []
 
1501
            def RemoveClient(self, dbus_path):
 
1502
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1503
        mandos = MandosSpy()
 
1504
        command.Remove().run(self.clients, self.bus, mandos)
 
1505
        for clientpath in self.clients:
 
1506
            self.assertIn(("RemoveClient", (clientpath,)),
 
1507
                          mandos.calls)
 
1508
 
 
1509
    expected_json = {
 
1510
        "foo": {
 
1511
            "Name": "foo",
 
1512
            "KeyID": ("92ed150794387c03ce684574b1139a65"
 
1513
                      "94a34f895daaaf09fd8ea90a27cddb12"),
 
1514
            "Host": "foo.example.org",
 
1515
            "Enabled": True,
 
1516
            "Timeout": 300000,
 
1517
            "LastCheckedOK": "2019-02-03T00:00:00",
 
1518
            "Created": "2019-01-02T00:00:00",
 
1519
            "Interval": 120000,
 
1520
            "Fingerprint": ("778827225BA7DE539C5A"
 
1521
                            "7CFA59CFF7CDBD9A5920"),
 
1522
            "CheckerRunning": False,
 
1523
            "LastEnabled": "2019-01-03T00:00:00",
 
1524
            "ApprovalPending": False,
 
1525
            "ApprovedByDefault": True,
 
1526
            "LastApprovalRequest": "",
 
1527
            "ApprovalDelay": 0,
 
1528
            "ApprovalDuration": 1000,
 
1529
            "Checker": "fping -q -- %(host)s",
 
1530
            "ExtendedTimeout": 900000,
 
1531
            "Expires": "2019-02-04T00:00:00",
 
1532
            "LastCheckerStatus": 0,
 
1533
        },
 
1534
        "barbar": {
 
1535
            "Name": "barbar",
 
1536
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
1537
                      "6ab612cff5ad227247e46c2b020f441c"),
 
1538
            "Host": "192.0.2.3",
 
1539
            "Enabled": True,
 
1540
            "Timeout": 300000,
 
1541
            "LastCheckedOK": "2019-02-04T00:00:00",
 
1542
            "Created": "2019-01-03T00:00:00",
 
1543
            "Interval": 120000,
 
1544
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
1545
                            "F547B3A107558FCA3A27"),
 
1546
            "CheckerRunning": True,
 
1547
            "LastEnabled": "2019-01-04T00:00:00",
 
1548
            "ApprovalPending": False,
 
1549
            "ApprovedByDefault": False,
 
1550
            "LastApprovalRequest": "2019-01-03T00:00:00",
 
1551
            "ApprovalDelay": 30000,
 
1552
            "ApprovalDuration": 93785000,
 
1553
            "Checker": ":",
 
1554
            "ExtendedTimeout": 900000,
 
1555
            "Expires": "2019-02-05T00:00:00",
 
1556
            "LastCheckerStatus": -2,
 
1557
        },
 
1558
    }
 
1559
 
 
1560
    def test_DumpJSON_normal(self):
 
1561
        with self.capture_stdout_to_buffer() as buffer:
 
1562
            command.DumpJSON().run(self.clients)
 
1563
        json_data = json.loads(buffer.getvalue())
 
1564
        self.assertDictEqual(self.expected_json, json_data)
 
1565
 
 
1566
    @staticmethod
 
1567
    @contextlib.contextmanager
 
1568
    def capture_stdout_to_buffer():
 
1569
        capture_buffer = io.StringIO()
 
1570
        old_stdout = sys.stdout
 
1571
        sys.stdout = capture_buffer
 
1572
        try:
 
1573
            yield capture_buffer
 
1574
        finally:
 
1575
            sys.stdout = old_stdout
 
1576
 
 
1577
    def test_DumpJSON_one_client(self):
 
1578
        with self.capture_stdout_to_buffer() as buffer:
 
1579
            command.DumpJSON().run(self.one_client)
 
1580
        json_data = json.loads(buffer.getvalue())
 
1581
        expected_json = {"foo": self.expected_json["foo"]}
 
1582
        self.assertDictEqual(expected_json, json_data)
 
1583
 
 
1584
    def test_PrintTable_normal(self):
 
1585
        with self.capture_stdout_to_buffer() as buffer:
 
1586
            command.PrintTable().run(self.clients)
 
1587
        expected_output = "\n".join((
 
1588
            "Name   Enabled Timeout  Last Successful Check",
 
1589
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
1590
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
1591
        )) + "\n"
 
1592
        self.assertEqual(expected_output, buffer.getvalue())
 
1593
 
 
1594
    def test_PrintTable_verbose(self):
 
1595
        with self.capture_stdout_to_buffer() as buffer:
 
1596
            command.PrintTable(verbose=True).run(self.clients)
 
1597
        columns = (
 
1598
            (
 
1599
                "Name   ",
 
1600
                "foo    ",
 
1601
                "barbar ",
 
1602
            ),(
 
1603
                "Enabled ",
 
1604
                "Yes     ",
 
1605
                "Yes     ",
 
1606
            ),(
 
1607
                "Timeout  ",
 
1608
                "00:05:00 ",
 
1609
                "00:05:00 ",
 
1610
            ),(
 
1611
                "Last Successful Check ",
 
1612
                "2019-02-03T00:00:00   ",
 
1613
                "2019-02-04T00:00:00   ",
 
1614
            ),(
 
1615
                "Created             ",
 
1616
                "2019-01-02T00:00:00 ",
 
1617
                "2019-01-03T00:00:00 ",
 
1618
            ),(
 
1619
                "Interval ",
 
1620
                "00:02:00 ",
 
1621
                "00:02:00 ",
 
1622
            ),(
 
1623
                "Host            ",
 
1624
                "foo.example.org ",
 
1625
                "192.0.2.3       ",
 
1626
            ),(
 
1627
                ("Key ID                                             "
 
1628
                 "              "),
 
1629
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
1630
                 "ea90a27cddb12 "),
 
1631
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
1632
                 "46c2b020f441c "),
 
1633
            ),(
 
1634
                "Fingerprint                              ",
 
1635
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
1636
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
1637
            ),(
 
1638
                "Check Is Running ",
 
1639
                "No               ",
 
1640
                "Yes              ",
 
1641
            ),(
 
1642
                "Last Enabled        ",
 
1643
                "2019-01-03T00:00:00 ",
 
1644
                "2019-01-04T00:00:00 ",
 
1645
            ),(
 
1646
                "Approval Is Pending ",
 
1647
                "No                  ",
 
1648
                "No                  ",
 
1649
            ),(
 
1650
                "Approved By Default ",
 
1651
                "Yes                 ",
 
1652
                "No                  ",
 
1653
            ),(
 
1654
                "Last Approval Request ",
 
1655
                "                      ",
 
1656
                "2019-01-03T00:00:00   ",
 
1657
            ),(
 
1658
                "Approval Delay ",
 
1659
                "00:00:00       ",
 
1660
                "00:00:30       ",
 
1661
            ),(
 
1662
                "Approval Duration ",
 
1663
                "00:00:01          ",
 
1664
                "1T02:03:05        ",
 
1665
            ),(
 
1666
                "Checker              ",
 
1667
                "fping -q -- %(host)s ",
 
1668
                ":                    ",
 
1669
            ),(
 
1670
                "Extended Timeout ",
 
1671
                "00:15:00         ",
 
1672
                "00:15:00         ",
 
1673
            ),(
 
1674
                "Expires             ",
 
1675
                "2019-02-04T00:00:00 ",
 
1676
                "2019-02-05T00:00:00 ",
 
1677
            ),(
 
1678
                "Last Checker Status",
 
1679
                "0                  ",
 
1680
                "-2                 ",
 
1681
            )
 
1682
        )
 
1683
        num_lines = max(len(rows) for rows in columns)
 
1684
        expected_output = ("\n".join("".join(rows[line]
 
1685
                                             for rows in columns)
 
1686
                                     for line in range(num_lines))
 
1687
                           + "\n")
 
1688
        self.assertEqual(expected_output, buffer.getvalue())
 
1689
 
 
1690
    def test_PrintTable_one_client(self):
 
1691
        with self.capture_stdout_to_buffer() as buffer:
 
1692
            command.PrintTable().run(self.one_client)
 
1693
        expected_output = "\n".join((
 
1694
            "Name Enabled Timeout  Last Successful Check",
 
1695
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
1696
        )) + "\n"
 
1697
        self.assertEqual(expected_output, buffer.getvalue())
 
1698
 
 
1699
 
 
1700
class TestPropertySetterCmd(TestCommand):
 
1701
    """Abstract class for tests of command.PropertySetter classes"""
 
1702
    def runTest(self):
 
1703
        if not hasattr(self, "command"):
 
1704
            return
 
1705
        values_to_get = getattr(self, "values_to_get",
 
1706
                                self.values_to_set)
 
1707
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1708
                                              values_to_get):
 
1709
            for clientpath in self.clients:
 
1710
                client = self.bus.get_object(dbus_busname, clientpath)
 
1711
                old_value = client.attributes[self.propname]
 
1712
                client.attributes[self.propname] = self.Unique()
 
1713
            self.run_command(value_to_set, self.clients)
 
1714
            for clientpath in self.clients:
 
1715
                client = self.bus.get_object(dbus_busname, clientpath)
 
1716
                value = client.attributes[self.propname]
 
1717
                self.assertNotIsInstance(value, self.Unique)
 
1718
                self.assertEqual(value_to_get, value)
 
1719
 
 
1720
    class Unique(object):
 
1721
        """Class for objects which exist only to be unique objects,
 
1722
since unittest.mock.sentinel only exists in Python 3.3"""
 
1723
 
 
1724
    def run_command(self, value, clients):
 
1725
        self.command().run(clients, self.bus)
 
1726
 
 
1727
 
 
1728
class TestEnableCmd(TestPropertySetterCmd):
 
1729
    command = command.Enable
 
1730
    propname = "Enabled"
 
1731
    values_to_set = [dbus.Boolean(True)]
 
1732
 
 
1733
 
 
1734
class TestDisableCmd(TestPropertySetterCmd):
 
1735
    command = command.Disable
 
1736
    propname = "Enabled"
 
1737
    values_to_set = [dbus.Boolean(False)]
 
1738
 
 
1739
 
 
1740
class TestBumpTimeoutCmd(TestPropertySetterCmd):
 
1741
    command = command.BumpTimeout
 
1742
    propname = "LastCheckedOK"
 
1743
    values_to_set = [""]
 
1744
 
 
1745
 
 
1746
class TestStartCheckerCmd(TestPropertySetterCmd):
 
1747
    command = command.StartChecker
 
1748
    propname = "CheckerRunning"
 
1749
    values_to_set = [dbus.Boolean(True)]
 
1750
 
 
1751
 
 
1752
class TestStopCheckerCmd(TestPropertySetterCmd):
 
1753
    command = command.StopChecker
 
1754
    propname = "CheckerRunning"
 
1755
    values_to_set = [dbus.Boolean(False)]
 
1756
 
 
1757
 
 
1758
class TestApproveByDefaultCmd(TestPropertySetterCmd):
 
1759
    command = command.ApproveByDefault
 
1760
    propname = "ApprovedByDefault"
 
1761
    values_to_set = [dbus.Boolean(True)]
 
1762
 
 
1763
 
 
1764
class TestDenyByDefaultCmd(TestPropertySetterCmd):
 
1765
    command = command.DenyByDefault
 
1766
    propname = "ApprovedByDefault"
 
1767
    values_to_set = [dbus.Boolean(False)]
 
1768
 
 
1769
 
 
1770
class TestPropertySetterValueCmd(TestPropertySetterCmd):
 
1771
    """Abstract class for tests of PropertySetterValueCmd classes"""
 
1772
 
 
1773
    def runTest(self):
 
1774
        if type(self) is TestPropertySetterValueCmd:
 
1775
            return
 
1776
        return super(TestPropertySetterValueCmd, self).runTest()
 
1777
 
 
1778
    def run_command(self, value, clients):
 
1779
        self.command(value).run(clients, self.bus)
 
1780
 
 
1781
 
 
1782
class TestSetCheckerCmd(TestPropertySetterValueCmd):
 
1783
    command = command.SetChecker
 
1784
    propname = "Checker"
 
1785
    values_to_set = ["", ":", "fping -q -- %s"]
 
1786
 
 
1787
 
 
1788
class TestSetHostCmd(TestPropertySetterValueCmd):
 
1789
    command = command.SetHost
 
1790
    propname = "Host"
 
1791
    values_to_set = ["192.0.2.3", "client.example.org"]
 
1792
 
 
1793
 
 
1794
class TestSetSecretCmd(TestPropertySetterValueCmd):
 
1795
    command = command.SetSecret
 
1796
    propname = "Secret"
 
1797
    values_to_set = [io.BytesIO(b""),
 
1798
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1799
    values_to_get = [f.getvalue() for f in values_to_set]
 
1800
 
 
1801
 
 
1802
class TestSetTimeoutCmd(TestPropertySetterValueCmd):
 
1803
    command = command.SetTimeout
 
1804
    propname = "Timeout"
 
1805
    values_to_set = [datetime.timedelta(),
 
1806
                     datetime.timedelta(minutes=5),
 
1807
                     datetime.timedelta(seconds=1),
 
1808
                     datetime.timedelta(weeks=1),
 
1809
                     datetime.timedelta(weeks=52)]
 
1810
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
1811
 
 
1812
 
 
1813
class TestSetExtendedTimeoutCmd(TestPropertySetterValueCmd):
 
1814
    command = command.SetExtendedTimeout
 
1815
    propname = "ExtendedTimeout"
 
1816
    values_to_set = [datetime.timedelta(),
 
1817
                     datetime.timedelta(minutes=5),
 
1818
                     datetime.timedelta(seconds=1),
 
1819
                     datetime.timedelta(weeks=1),
 
1820
                     datetime.timedelta(weeks=52)]
 
1821
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
1822
 
 
1823
 
 
1824
class TestSetIntervalCmd(TestPropertySetterValueCmd):
 
1825
    command = command.SetInterval
 
1826
    propname = "Interval"
 
1827
    values_to_set = [datetime.timedelta(),
 
1828
                     datetime.timedelta(minutes=5),
 
1829
                     datetime.timedelta(seconds=1),
 
1830
                     datetime.timedelta(weeks=1),
 
1831
                     datetime.timedelta(weeks=52)]
 
1832
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
1833
 
 
1834
 
 
1835
class TestSetApprovalDelayCmd(TestPropertySetterValueCmd):
 
1836
    command = command.SetApprovalDelay
 
1837
    propname = "ApprovalDelay"
 
1838
    values_to_set = [datetime.timedelta(),
 
1839
                     datetime.timedelta(minutes=5),
 
1840
                     datetime.timedelta(seconds=1),
 
1841
                     datetime.timedelta(weeks=1),
 
1842
                     datetime.timedelta(weeks=52)]
 
1843
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
1844
 
 
1845
 
 
1846
class TestSetApprovalDurationCmd(TestPropertySetterValueCmd):
 
1847
    command = command.SetApprovalDuration
 
1848
    propname = "ApprovalDuration"
 
1849
    values_to_set = [datetime.timedelta(),
 
1850
                     datetime.timedelta(minutes=5),
 
1851
                     datetime.timedelta(seconds=1),
 
1852
                     datetime.timedelta(weeks=1),
 
1853
                     datetime.timedelta(weeks=52)]
 
1854
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
1855
 
 
1856
 
 
1857
 
 
1858
def should_only_run_tests():
 
1859
    parser = argparse.ArgumentParser(add_help=False)
 
1860
    parser.add_argument("--check", action='store_true')
 
1861
    args, unknown_args = parser.parse_known_args()
 
1862
    run_tests = args.check
 
1863
    if run_tests:
 
1864
        # Remove --check argument from sys.argv
 
1865
        sys.argv[1:] = unknown_args
 
1866
    return run_tests
 
1867
 
 
1868
# Add all tests from doctest strings
 
1869
def load_tests(loader, tests, none):
 
1870
    import doctest
 
1871
    tests.addTests(doctest.DocTestSuite())
 
1872
    return tests
496
1873
 
497
1874
if __name__ == "__main__":
498
 
    main()
 
1875
    try:
 
1876
        if should_only_run_tests():
 
1877
            # Call using ./tdd-python-script --check [--verbose]
 
1878
            unittest.main()
 
1879
        else:
 
1880
            main()
 
1881
    finally:
 
1882
        logging.shutdown()