/mandos/trunk

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  • Committer: Teddy Hogeborn
  • Date: 2011-10-08 21:15:32 UTC
  • mfrom: (505.1.7 teddy)
  • Revision ID: teddy@recompile.se-20111008211532-dro26fce2xou7wki
* debian/source/local-options: New; contains "--single-debian-patch".

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mandos-ctl
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3
# 
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
5
# 
6
 
# Copyright © 2008-2016 Teddy Hogeborn
7
 
# Copyright © 2008-2016 Björn Påhlsson
 
6
# Copyright © 2008-2010 Teddy Hogeborn
 
7
# Copyright © 2008-2010 Björn Påhlsson
8
8
# 
9
9
# This program is free software: you can redistribute it and/or modify
10
10
# it under the terms of the GNU General Public License as published by
17
17
#     GNU General Public License for more details.
18
18
# 
19
19
# 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/>.
 
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
22
21
# 
23
22
# Contact the authors at <mandos@recompile.se>.
24
23
# 
26
25
from __future__ import (division, absolute_import, print_function,
27
26
                        unicode_literals)
28
27
 
29
 
try:
30
 
    from future_builtins import *
31
 
except ImportError:
32
 
    pass
33
 
 
34
28
import sys
 
29
import dbus
35
30
import argparse
36
31
import locale
37
32
import datetime
38
33
import re
39
34
import os
40
 
import collections
41
 
import doctest
42
 
import json
43
 
 
44
 
import dbus
45
 
 
46
 
if sys.version_info.major == 2:
47
 
    str = unicode
48
35
 
49
36
locale.setlocale(locale.LC_ALL, "")
50
37
 
65
52
    "ApprovalDelay": "Approval Delay",
66
53
    "ApprovalDuration": "Approval Duration",
67
54
    "Checker": "Checker",
68
 
    "ExtendedTimeout": "Extended Timeout"
69
 
}
 
55
    "ExtendedTimeout" : "Extended Timeout"
 
56
    }
70
57
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
71
58
domain = "se.recompile"
72
59
busname = domain + ".Mandos"
73
60
server_path = "/"
74
61
server_interface = domain + ".Mandos"
75
62
client_interface = domain + ".Mandos.Client"
76
 
version = "1.7.10"
77
 
 
78
 
 
79
 
try:
80
 
    dbus.OBJECT_MANAGER_IFACE
81
 
except AttributeError:
82
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
63
version = "1.3.1"
 
64
 
 
65
def timedelta_to_milliseconds(td):
 
66
    """Convert a datetime.timedelta object to milliseconds"""
 
67
    return ((td.days * 24 * 60 * 60 * 1000)
 
68
            + (td.seconds * 1000)
 
69
            + (td.microseconds // 1000))
83
70
 
84
71
def milliseconds_to_string(ms):
85
72
    td = datetime.timedelta(0, 0, 0, ms)
86
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
87
 
        days = "{}T".format(td.days) if td.days else "",
88
 
        hours = td.seconds // 3600,
89
 
        minutes = (td.seconds % 3600) // 60,
90
 
        seconds = td.seconds % 60))
91
 
 
92
 
 
93
 
def rfc3339_duration_to_delta(duration):
94
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
95
 
    
96
 
    >>> rfc3339_duration_to_delta("P7D")
97
 
    datetime.timedelta(7)
98
 
    >>> rfc3339_duration_to_delta("PT60S")
99
 
    datetime.timedelta(0, 60)
100
 
    >>> rfc3339_duration_to_delta("PT60M")
101
 
    datetime.timedelta(0, 3600)
102
 
    >>> rfc3339_duration_to_delta("PT24H")
103
 
    datetime.timedelta(1)
104
 
    >>> rfc3339_duration_to_delta("P1W")
105
 
    datetime.timedelta(7)
106
 
    >>> rfc3339_duration_to_delta("PT5M30S")
107
 
    datetime.timedelta(0, 330)
108
 
    >>> rfc3339_duration_to_delta("P1DT3M20S")
109
 
    datetime.timedelta(1, 200)
110
 
    """
111
 
    
112
 
    # Parsing an RFC 3339 duration with regular expressions is not
113
 
    # possible - there would have to be multiple places for the same
114
 
    # values, like seconds.  The current code, while more esoteric, is
115
 
    # cleaner without depending on a parsing library.  If Python had a
116
 
    # built-in library for parsing we would use it, but we'd like to
117
 
    # avoid excessive use of external libraries.
118
 
    
119
 
    # New type for defining tokens, syntax, and semantics all-in-one
120
 
    Token = collections.namedtuple("Token", (
121
 
        "regexp",  # To match token; if "value" is not None, must have
122
 
                   # a "group" containing digits
123
 
        "value",   # datetime.timedelta or None
124
 
        "followers"))           # Tokens valid after this token
125
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
126
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
127
 
    token_end = Token(re.compile(r"$"), None, frozenset())
128
 
    token_second = Token(re.compile(r"(\d+)S"),
129
 
                         datetime.timedelta(seconds=1),
130
 
                         frozenset((token_end, )))
131
 
    token_minute = Token(re.compile(r"(\d+)M"),
132
 
                         datetime.timedelta(minutes=1),
133
 
                         frozenset((token_second, token_end)))
134
 
    token_hour = Token(re.compile(r"(\d+)H"),
135
 
                       datetime.timedelta(hours=1),
136
 
                       frozenset((token_minute, token_end)))
137
 
    token_time = Token(re.compile(r"T"),
138
 
                       None,
139
 
                       frozenset((token_hour, token_minute,
140
 
                                  token_second)))
141
 
    token_day = Token(re.compile(r"(\d+)D"),
142
 
                      datetime.timedelta(days=1),
143
 
                      frozenset((token_time, token_end)))
144
 
    token_month = Token(re.compile(r"(\d+)M"),
145
 
                        datetime.timedelta(weeks=4),
146
 
                        frozenset((token_day, token_end)))
147
 
    token_year = Token(re.compile(r"(\d+)Y"),
148
 
                       datetime.timedelta(weeks=52),
149
 
                       frozenset((token_month, token_end)))
150
 
    token_week = Token(re.compile(r"(\d+)W"),
151
 
                       datetime.timedelta(weeks=1),
152
 
                       frozenset((token_end, )))
153
 
    token_duration = Token(re.compile(r"P"), None,
154
 
                           frozenset((token_year, token_month,
155
 
                                      token_day, token_time,
156
 
                                      token_week)))
157
 
    # Define starting values
158
 
    value = datetime.timedelta() # Value so far
159
 
    found_token = None
160
 
    followers = frozenset((token_duration, )) # Following valid tokens
161
 
    s = duration                # String left to parse
162
 
    # Loop until end token is found
163
 
    while found_token is not token_end:
164
 
        # Search for any currently valid tokens
165
 
        for token in followers:
166
 
            match = token.regexp.match(s)
167
 
            if match is not None:
168
 
                # Token found
169
 
                if token.value is not None:
170
 
                    # Value found, parse digits
171
 
                    factor = int(match.group(1), 10)
172
 
                    # Add to value so far
173
 
                    value += factor * token.value
174
 
                # Strip token from string
175
 
                s = token.regexp.sub("", s, 1)
176
 
                # Go to found token
177
 
                found_token = token
178
 
                # Set valid next tokens
179
 
                followers = found_token.followers
180
 
                break
181
 
        else:
182
 
            # No currently valid tokens were found
183
 
            raise ValueError("Invalid RFC 3339 duration: {!r}"
184
 
                             .format(duration))
185
 
    # End token found
186
 
    return value
187
 
 
 
73
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
 
74
            % { "days": "%dT" % td.days if td.days else "",
 
75
                "hours": td.seconds // 3600,
 
76
                "minutes": (td.seconds % 3600) // 60,
 
77
                "seconds": td.seconds % 60,
 
78
                })
188
79
 
189
80
def string_to_delta(interval):
190
81
    """Parse a string and return a datetime.timedelta
191
82
    
192
 
    >>> string_to_delta('7d')
 
83
    >>> string_to_delta("7d")
193
84
    datetime.timedelta(7)
194
 
    >>> string_to_delta('60s')
 
85
    >>> string_to_delta("60s")
195
86
    datetime.timedelta(0, 60)
196
 
    >>> string_to_delta('60m')
 
87
    >>> string_to_delta("60m")
197
88
    datetime.timedelta(0, 3600)
198
 
    >>> string_to_delta('24h')
 
89
    >>> string_to_delta("24h")
199
90
    datetime.timedelta(1)
200
 
    >>> string_to_delta('1w')
 
91
    >>> string_to_delta("1w")
201
92
    datetime.timedelta(7)
202
 
    >>> string_to_delta('5m 30s')
 
93
    >>> string_to_delta("5m 30s")
203
94
    datetime.timedelta(0, 330)
204
95
    """
205
 
    
206
 
    try:
207
 
        return rfc3339_duration_to_delta(interval)
208
 
    except ValueError:
209
 
        pass
210
 
    
211
 
    value = datetime.timedelta(0)
212
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
213
 
    
214
 
    for num, suffix in regexp.findall(interval):
215
 
        if suffix == "d":
216
 
            value += datetime.timedelta(int(num))
217
 
        elif suffix == "s":
218
 
            value += datetime.timedelta(0, int(num))
219
 
        elif suffix == "m":
220
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
221
 
        elif suffix == "h":
222
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
223
 
        elif suffix == "w":
224
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
225
 
        elif suffix == "":
226
 
            value += datetime.timedelta(0, 0, 0, int(num))
227
 
    return value
228
 
 
 
96
    timevalue = datetime.timedelta(0)
 
97
    regexp = re.compile("\d+[dsmhw]")
 
98
    
 
99
    for s in regexp.findall(interval):
 
100
        try:
 
101
            suffix = unicode(s[-1])
 
102
            value = int(s[:-1])
 
103
            if suffix == "d":
 
104
                delta = datetime.timedelta(value)
 
105
            elif suffix == "s":
 
106
                delta = datetime.timedelta(0, value)
 
107
            elif suffix == "m":
 
108
                delta = datetime.timedelta(0, 0, 0, 0, value)
 
109
            elif suffix == "h":
 
110
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
 
111
            elif suffix == "w":
 
112
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
 
113
            else:
 
114
                raise ValueError
 
115
        except (ValueError, IndexError):
 
116
            raise ValueError
 
117
        timevalue += delta
 
118
    return timevalue
229
119
 
230
120
def print_clients(clients, keywords):
231
121
    def valuetostring(value, keyword):
232
122
        if type(value) is dbus.Boolean:
233
123
            return "Yes" if value else "No"
234
124
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
235
 
                       "ApprovalDuration", "ExtendedTimeout"):
 
125
                       "ApprovalDuration"):
236
126
            return milliseconds_to_string(value)
237
 
        return str(value)
 
127
        return unicode(value)
238
128
    
239
129
    # Create format string to print table rows
240
 
    format_string = " ".join("{{{key}:{width}}}".format(
241
 
        width = max(len(tablewords[key]),
242
 
                    max(len(valuetostring(client[key], key))
243
 
                        for client in clients)),
244
 
        key = key)
 
130
    format_string = " ".join("%%-%ds" %
 
131
                             max(len(tablewords[key]),
 
132
                                 max(len(valuetostring(client[key],
 
133
                                                       key))
 
134
                                     for client in
 
135
                                     clients))
245
136
                             for key in keywords)
246
137
    # Print header line
247
 
    print(format_string.format(**tablewords))
 
138
    print(format_string % tuple(tablewords[key] for key in keywords))
248
139
    for client in clients:
249
 
        print(format_string.format(**{
250
 
            key: valuetostring(client[key], key)
251
 
            for key in keywords }))
252
 
 
 
140
        print(format_string % tuple(valuetostring(client[key], key)
 
141
                                    for key in keywords))
253
142
 
254
143
def has_actions(options):
255
144
    return any((options.enable,
271
160
                options.approve,
272
161
                options.deny))
273
162
 
274
 
 
275
163
def main():
276
164
    parser = argparse.ArgumentParser()
277
165
    parser.add_argument("--version", action="version",
278
 
                        version = "%(prog)s {}".format(version),
 
166
                        version = "%%prog %s" % version,
279
167
                        help="show version number and exit")
280
168
    parser.add_argument("-a", "--all", action="store_true",
281
169
                        help="Select all clients")
282
170
    parser.add_argument("-v", "--verbose", action="store_true",
283
171
                        help="Print all fields")
284
 
    parser.add_argument("-j", "--dump-json", action="store_true",
285
 
                        help="Dump client data in JSON format")
286
172
    parser.add_argument("-e", "--enable", action="store_true",
287
173
                        help="Enable client")
288
174
    parser.add_argument("-d", "--disable", action="store_true",
316
202
    parser.add_argument("--approval-duration",
317
203
                        help="Set duration of one client approval")
318
204
    parser.add_argument("-H", "--host", help="Set host for client")
319
 
    parser.add_argument("-s", "--secret",
320
 
                        type=argparse.FileType(mode="rb"),
 
205
    parser.add_argument("-s", "--secret", type=file,
321
206
                        help="Set password blob (file) for client")
322
207
    parser.add_argument("-A", "--approve", action="store_true",
323
208
                        help="Approve any current client request")
324
209
    parser.add_argument("-D", "--deny", action="store_true",
325
210
                        help="Deny any current client request")
326
 
    parser.add_argument("--check", action="store_true",
327
 
                        help="Run self-test")
328
211
    parser.add_argument("client", nargs="*", help="Client name")
329
212
    options = parser.parse_args()
330
213
    
331
 
    if has_actions(options) and not (options.client or options.all):
 
214
    if has_actions(options) and not options.client and not options.all:
332
215
        parser.error("Options require clients names or --all.")
333
216
    if options.verbose and has_actions(options):
334
 
        parser.error("--verbose can only be used alone.")
335
 
    if options.dump_json and (options.verbose or has_actions(options)):
336
 
        parser.error("--dump-json can only be used alone.")
 
217
        parser.error("--verbose can only be used alone or with"
 
218
                     " --all.")
337
219
    if options.all and not has_actions(options):
338
220
        parser.error("--all requires an action.")
339
221
    
340
 
    if options.check:
341
 
        fail_count, test_count = doctest.testmod()
342
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
343
 
    
344
222
    try:
345
223
        bus = dbus.SystemBus()
346
224
        mandos_dbus_objc = bus.get_object(busname, server_path)
347
225
    except dbus.exceptions.DBusException:
348
 
        print("Could not connect to Mandos server", file=sys.stderr)
 
226
        print("Could not connect to Mandos server",
 
227
              file=sys.stderr)
349
228
        sys.exit(1)
350
229
    
351
230
    mandos_serv = dbus.Interface(mandos_dbus_objc,
352
231
                                 dbus_interface = server_interface)
353
 
    mandos_serv_object_manager = dbus.Interface(
354
 
        mandos_dbus_objc, dbus_interface = dbus.OBJECT_MANAGER_IFACE)
355
232
    
356
233
    #block stderr since dbus library prints to stderr
357
234
    null = os.open(os.path.devnull, os.O_RDWR)
360
237
    os.close(null)
361
238
    try:
362
239
        try:
363
 
            mandos_clients = { path: ifs_and_props[client_interface]
364
 
                               for path, ifs_and_props in
365
 
                               mandos_serv_object_manager
366
 
                               .GetManagedObjects().items()
367
 
                               if client_interface in ifs_and_props }
 
240
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
368
241
        finally:
369
242
            #restore stderr
370
243
            os.dup2(stderrcopy, sys.stderr.fileno())
371
244
            os.close(stderrcopy)
372
 
    except dbus.exceptions.DBusException as e:
373
 
        print("Access denied: Accessing mandos server through D-Bus: {}"
374
 
              .format(e), file=sys.stderr)
 
245
    except dbus.exceptions.DBusException, e:
 
246
        print("Access denied: Accessing mandos server through dbus.",
 
247
              file=sys.stderr)
375
248
        sys.exit(1)
376
249
    
377
250
    # Compile dict of (clients: properties) to process
378
251
    clients={}
379
252
    
380
253
    if options.all or not options.client:
381
 
        clients = { bus.get_object(busname, path): properties
382
 
                    for path, properties in mandos_clients.items() }
 
254
        clients = dict((bus.get_object(busname, path), properties)
 
255
                       for path, properties in
 
256
                       mandos_clients.iteritems())
383
257
    else:
384
258
        for name in options.client:
385
 
            for path, client in mandos_clients.items():
 
259
            for path, client in mandos_clients.iteritems():
386
260
                if client["Name"] == name:
387
261
                    client_objc = bus.get_object(busname, path)
388
262
                    clients[client_objc] = client
389
263
                    break
390
264
            else:
391
 
                print("Client not found on server: {!r}"
392
 
                      .format(name), file=sys.stderr)
 
265
                print("Client not found on server: %r" % name,
 
266
                      file=sys.stderr)
393
267
                sys.exit(1)
394
268
    
395
269
    if not has_actions(options) and clients:
396
 
        if options.verbose or options.dump_json:
397
 
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
398
 
                        "Created", "Interval", "Host", "Fingerprint",
399
 
                        "CheckerRunning", "LastEnabled",
400
 
                        "ApprovalPending", "ApprovedByDefault",
 
270
        if options.verbose:
 
271
            keywords = ("Name", "Enabled", "Timeout",
 
272
                        "LastCheckedOK", "Created", "Interval",
 
273
                        "Host", "Fingerprint", "CheckerRunning",
 
274
                        "LastEnabled", "ApprovalPending",
 
275
                        "ApprovedByDefault",
401
276
                        "LastApprovalRequest", "ApprovalDelay",
402
277
                        "ApprovalDuration", "Checker",
403
278
                        "ExtendedTimeout")
404
279
        else:
405
280
            keywords = defaultkeywords
406
281
        
407
 
        if options.dump_json:
408
 
            json.dump({client["Name"]: {key: client[key]
409
 
                                        for key in keywords }
410
 
                       for client in clients.values() },
411
 
                      fp = sys.stdout, indent = 4,
412
 
                      separators = (',', ': '))
413
 
            print()
414
 
        else:
415
 
            print_clients(clients.values(), keywords)
 
282
        print_clients(clients.values(), keywords)
416
283
    else:
417
284
        # Process each client in the list by all selected options
418
285
        for client in clients:
419
 
            
420
 
            def set_client_prop(prop, value):
421
 
                """Set a Client D-Bus property"""
422
 
                client.Set(client_interface, prop, value,
423
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
424
 
            
425
 
            def set_client_prop_ms(prop, value):
426
 
                """Set a Client D-Bus property, converted
427
 
                from a string to milliseconds."""
428
 
                set_client_prop(prop,
429
 
                                string_to_delta(value).total_seconds()
430
 
                                * 1000)
431
 
            
432
286
            if options.remove:
433
287
                mandos_serv.RemoveClient(client.__dbus_object_path__)
434
288
            if options.enable:
435
 
                set_client_prop("Enabled", dbus.Boolean(True))
 
289
                client.Enable(dbus_interface=client_interface)
436
290
            if options.disable:
437
 
                set_client_prop("Enabled", dbus.Boolean(False))
 
291
                client.Disable(dbus_interface=client_interface)
438
292
            if options.bump_timeout:
439
 
                set_client_prop("LastCheckedOK", "")
 
293
                client.CheckedOK(dbus_interface=client_interface)
440
294
            if options.start_checker:
441
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
 
295
                client.StartChecker(dbus_interface=client_interface)
442
296
            if options.stop_checker:
443
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
 
297
                client.StopChecker(dbus_interface=client_interface)
444
298
            if options.is_enabled:
445
299
                sys.exit(0 if client.Get(client_interface,
446
300
                                         "Enabled",
447
301
                                         dbus_interface=
448
302
                                         dbus.PROPERTIES_IFACE)
449
303
                         else 1)
450
 
            if options.checker is not None:
451
 
                set_client_prop("Checker", options.checker)
452
 
            if options.host is not None:
453
 
                set_client_prop("Host", options.host)
454
 
            if options.interval is not None:
455
 
                set_client_prop_ms("Interval", options.interval)
456
 
            if options.approval_delay is not None:
457
 
                set_client_prop_ms("ApprovalDelay",
458
 
                                   options.approval_delay)
459
 
            if options.approval_duration is not None:
460
 
                set_client_prop_ms("ApprovalDuration",
461
 
                                   options.approval_duration)
462
 
            if options.timeout is not None:
463
 
                set_client_prop_ms("Timeout", options.timeout)
464
 
            if options.extended_timeout is not None:
465
 
                set_client_prop_ms("ExtendedTimeout",
466
 
                                   options.extended_timeout)
467
 
            if options.secret is not None:
468
 
                set_client_prop("Secret",
469
 
                                dbus.ByteArray(options.secret.read()))
 
304
            if options.checker:
 
305
                client.Set(client_interface, "Checker",
 
306
                           options.checker,
 
307
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
308
            if options.host:
 
309
                client.Set(client_interface, "Host", options.host,
 
310
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
311
            if options.interval:
 
312
                client.Set(client_interface, "Interval",
 
313
                           timedelta_to_milliseconds
 
314
                           (string_to_delta(options.interval)),
 
315
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
316
            if options.approval_delay:
 
317
                client.Set(client_interface, "ApprovalDelay",
 
318
                           timedelta_to_milliseconds
 
319
                           (string_to_delta(options.
 
320
                                            approval_delay)),
 
321
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
322
            if options.approval_duration:
 
323
                client.Set(client_interface, "ApprovalDuration",
 
324
                           timedelta_to_milliseconds
 
325
                           (string_to_delta(options.
 
326
                                            approval_duration)),
 
327
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
328
            if options.timeout:
 
329
                client.Set(client_interface, "Timeout",
 
330
                           timedelta_to_milliseconds
 
331
                           (string_to_delta(options.timeout)),
 
332
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
333
            if options.extended_timeout:
 
334
                client.Set(client_interface, "ExtendedTimeout",
 
335
                           timedelta_to_milliseconds
 
336
                           (string_to_delta(options.extended_timeout)),
 
337
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
338
            if options.secret:
 
339
                client.Set(client_interface, "Secret",
 
340
                           dbus.ByteArray(open(options.secret,
 
341
                                               "rb").read()),
 
342
                           dbus_interface=dbus.PROPERTIES_IFACE)
470
343
            if options.approved_by_default is not None:
471
 
                set_client_prop("ApprovedByDefault",
472
 
                                dbus.Boolean(options
473
 
                                             .approved_by_default))
 
344
                client.Set(client_interface, "ApprovedByDefault",
 
345
                           dbus.Boolean(options
 
346
                                        .approved_by_default),
 
347
                           dbus_interface=dbus.PROPERTIES_IFACE)
474
348
            if options.approve:
475
349
                client.Approve(dbus.Boolean(True),
476
350
                               dbus_interface=client_interface)
478
352
                client.Approve(dbus.Boolean(False),
479
353
                               dbus_interface=client_interface)
480
354
 
481
 
 
482
355
if __name__ == "__main__":
483
356
    main()