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Viewing changes to mandos-ctl

  • Committer: Teddy Hogeborn
  • Date: 2019-03-02 01:28:12 UTC
  • Revision ID: teddy@recompile.se-20190302012812-3ymo5liufbe9jr6o
mandos-ctl: Add tests for table_rows_of_clients()

* mandos-ctl (class Test_table_rows_of_clients): New.

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mandos-ctl
1
1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
3
 
 
4
 
from __future__ import division
 
2
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
 
3
#
 
4
# Mandos Monitor - Control and monitor the Mandos server
 
5
#
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
 
8
#
 
9
# This file is part of Mandos.
 
10
#
 
11
# Mandos is free software: you can redistribute it and/or modify it
 
12
# under the terms of the GNU General Public License as published by
 
13
# the Free Software Foundation, either version 3 of the License, or
 
14
# (at your option) any later version.
 
15
#
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
19
#     GNU General Public License for more details.
 
20
#
 
21
# You should have received a copy of the GNU General Public License
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
 
24
# Contact the authors at <mandos@recompile.se>.
 
25
#
 
26
 
 
27
from __future__ import (division, absolute_import, print_function,
 
28
                        unicode_literals)
 
29
 
 
30
try:
 
31
    from future_builtins import *
 
32
except ImportError:
 
33
    pass
 
34
 
5
35
import sys
6
 
import dbus
7
 
from optparse import OptionParser
 
36
import argparse
8
37
import locale
9
38
import datetime
10
39
import re
11
 
 
12
 
locale.setlocale(locale.LC_ALL, u'')
 
40
import os
 
41
import collections
 
42
import json
 
43
import unittest
 
44
import logging
 
45
 
 
46
import dbus
 
47
 
 
48
# Show warnings by default
 
49
if not sys.warnoptions:
 
50
    import warnings
 
51
    warnings.simplefilter("default")
 
52
 
 
53
log = logging.getLogger(sys.argv[0])
 
54
logging.basicConfig(level="INFO", # Show info level messages
 
55
                    format="%(message)s") # Show basic log messages
 
56
 
 
57
logging.captureWarnings(True)   # Show warnings via the logging system
 
58
 
 
59
if sys.version_info.major == 2:
 
60
    str = unicode
 
61
 
 
62
locale.setlocale(locale.LC_ALL, "")
13
63
 
14
64
tablewords = {
15
 
    'name': u'Name',
16
 
    'enabled': u'Enabled',
17
 
    'timeout': u'Timeout',
18
 
    'last_checked_ok': u'Last Successful Check',
19
 
    'created': u'Created',
20
 
    'interval': u'Interval',
21
 
    'host': u'Host',
22
 
    'fingerprint': u'Fingerprint',
23
 
    'checker_running': u'Check Is Running',
24
 
    'last_enabled': u'Last Enabled',
25
 
    'checker': u'Checker',
26
 
    }
27
 
defaultkeywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
28
 
                   'checker')
29
 
busname = 'org.mandos-system.Mandos'
30
 
server_path = '/Mandos'
31
 
server_interface = 'org.mandos_system.Mandos'
32
 
client_interface = 'org.mandos_system.Mandos.Client'
33
 
version = "1.0.4"
34
 
 
35
 
bus = dbus.SystemBus()
36
 
mandos_dbus_objc = bus.get_object(busname, server_path)
37
 
mandos_serv = dbus.Interface(mandos_dbus_objc,
38
 
                             dbus_interface = server_interface)
39
 
mandos_clients = mandos_serv.GetAllClientsWithProperties()
40
 
 
41
 
def datetime_to_milliseconds(dt):
42
 
    "Return the 'timeout' attribute in milliseconds"
43
 
    return ((dt.days * 24 * 60 * 60 * 1000)
44
 
            + (dt.seconds * 1000)
45
 
            + (dt.microseconds // 1000))
 
65
    "Name": "Name",
 
66
    "Enabled": "Enabled",
 
67
    "Timeout": "Timeout",
 
68
    "LastCheckedOK": "Last Successful Check",
 
69
    "LastApprovalRequest": "Last Approval Request",
 
70
    "Created": "Created",
 
71
    "Interval": "Interval",
 
72
    "Host": "Host",
 
73
    "Fingerprint": "Fingerprint",
 
74
    "KeyID": "Key ID",
 
75
    "CheckerRunning": "Check Is Running",
 
76
    "LastEnabled": "Last Enabled",
 
77
    "ApprovalPending": "Approval Is Pending",
 
78
    "ApprovedByDefault": "Approved By Default",
 
79
    "ApprovalDelay": "Approval Delay",
 
80
    "ApprovalDuration": "Approval Duration",
 
81
    "Checker": "Checker",
 
82
    "ExtendedTimeout": "Extended Timeout",
 
83
    "Expires": "Expires",
 
84
    "LastCheckerStatus": "Last Checker Status",
 
85
}
 
86
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
87
domain = "se.recompile"
 
88
busname = domain + ".Mandos"
 
89
server_path = "/"
 
90
server_interface = domain + ".Mandos"
 
91
client_interface = domain + ".Mandos.Client"
 
92
version = "1.8.3"
 
93
 
 
94
 
 
95
try:
 
96
    dbus.OBJECT_MANAGER_IFACE
 
97
except AttributeError:
 
98
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
99
 
46
100
 
47
101
def milliseconds_to_string(ms):
48
102
    td = datetime.timedelta(0, 0, 0, ms)
49
 
    return "%s%02d:%02d:%02d" % (("%dT" % td.days) if td.days else "", # days
50
 
                           td.seconds // 3600,        # hours
51
 
                           (td.seconds % 3600) // 60, # minutes
52
 
                           (td.seconds % 60))         # seconds
 
103
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
104
            .format(days="{}T".format(td.days) if td.days else "",
 
105
                    hours=td.seconds // 3600,
 
106
                    minutes=(td.seconds % 3600) // 60,
 
107
                    seconds=td.seconds % 60))
 
108
 
 
109
 
 
110
def rfc3339_duration_to_delta(duration):
 
111
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
 
112
 
 
113
    >>> rfc3339_duration_to_delta("P7D")
 
114
    datetime.timedelta(7)
 
115
    >>> rfc3339_duration_to_delta("PT60S")
 
116
    datetime.timedelta(0, 60)
 
117
    >>> rfc3339_duration_to_delta("PT60M")
 
118
    datetime.timedelta(0, 3600)
 
119
    >>> rfc3339_duration_to_delta("P60M")
 
120
    datetime.timedelta(1680)
 
121
    >>> rfc3339_duration_to_delta("PT24H")
 
122
    datetime.timedelta(1)
 
123
    >>> rfc3339_duration_to_delta("P1W")
 
124
    datetime.timedelta(7)
 
125
    >>> rfc3339_duration_to_delta("PT5M30S")
 
126
    datetime.timedelta(0, 330)
 
127
    >>> rfc3339_duration_to_delta("P1DT3M20S")
 
128
    datetime.timedelta(1, 200)
 
129
    >>> # Can not be empty:
 
130
    >>> rfc3339_duration_to_delta("")
 
131
    Traceback (most recent call last):
 
132
    ...
 
133
    ValueError: Invalid RFC 3339 duration: u''
 
134
    >>> # Must start with "P":
 
135
    >>> rfc3339_duration_to_delta("1D")
 
136
    Traceback (most recent call last):
 
137
    ...
 
138
    ValueError: Invalid RFC 3339 duration: u'1D'
 
139
    >>> # Must use correct order
 
140
    >>> rfc3339_duration_to_delta("PT1S2M")
 
141
    Traceback (most recent call last):
 
142
    ...
 
143
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
144
    >>> # Time needs time marker
 
145
    >>> rfc3339_duration_to_delta("P1H2S")
 
146
    Traceback (most recent call last):
 
147
    ...
 
148
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
149
    >>> # Weeks can not be combined with anything else
 
150
    >>> rfc3339_duration_to_delta("P1D2W")
 
151
    Traceback (most recent call last):
 
152
    ...
 
153
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
154
    >>> rfc3339_duration_to_delta("P2W2H")
 
155
    Traceback (most recent call last):
 
156
    ...
 
157
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
 
158
    """
 
159
 
 
160
    # Parsing an RFC 3339 duration with regular expressions is not
 
161
    # possible - there would have to be multiple places for the same
 
162
    # values, like seconds.  The current code, while more esoteric, is
 
163
    # cleaner without depending on a parsing library.  If Python had a
 
164
    # built-in library for parsing we would use it, but we'd like to
 
165
    # avoid excessive use of external libraries.
 
166
 
 
167
    # New type for defining tokens, syntax, and semantics all-in-one
 
168
    Token = collections.namedtuple("Token", (
 
169
        "regexp",  # To match token; if "value" is not None, must have
 
170
                   # a "group" containing digits
 
171
        "value",   # datetime.timedelta or None
 
172
        "followers"))           # Tokens valid after this token
 
173
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
 
174
    # the "duration" ABNF definition in RFC 3339, Appendix A.
 
175
    token_end = Token(re.compile(r"$"), None, frozenset())
 
176
    token_second = Token(re.compile(r"(\d+)S"),
 
177
                         datetime.timedelta(seconds=1),
 
178
                         frozenset((token_end, )))
 
179
    token_minute = Token(re.compile(r"(\d+)M"),
 
180
                         datetime.timedelta(minutes=1),
 
181
                         frozenset((token_second, token_end)))
 
182
    token_hour = Token(re.compile(r"(\d+)H"),
 
183
                       datetime.timedelta(hours=1),
 
184
                       frozenset((token_minute, token_end)))
 
185
    token_time = Token(re.compile(r"T"),
 
186
                       None,
 
187
                       frozenset((token_hour, token_minute,
 
188
                                  token_second)))
 
189
    token_day = Token(re.compile(r"(\d+)D"),
 
190
                      datetime.timedelta(days=1),
 
191
                      frozenset((token_time, token_end)))
 
192
    token_month = Token(re.compile(r"(\d+)M"),
 
193
                        datetime.timedelta(weeks=4),
 
194
                        frozenset((token_day, token_end)))
 
195
    token_year = Token(re.compile(r"(\d+)Y"),
 
196
                       datetime.timedelta(weeks=52),
 
197
                       frozenset((token_month, token_end)))
 
198
    token_week = Token(re.compile(r"(\d+)W"),
 
199
                       datetime.timedelta(weeks=1),
 
200
                       frozenset((token_end, )))
 
201
    token_duration = Token(re.compile(r"P"), None,
 
202
                           frozenset((token_year, token_month,
 
203
                                      token_day, token_time,
 
204
                                      token_week)))
 
205
    # Define starting values:
 
206
    # Value so far
 
207
    value = datetime.timedelta()
 
208
    found_token = None
 
209
    # Following valid tokens
 
210
    followers = frozenset((token_duration, ))
 
211
    # String left to parse
 
212
    s = duration
 
213
    # Loop until end token is found
 
214
    while found_token is not token_end:
 
215
        # Search for any currently valid tokens
 
216
        for token in followers:
 
217
            match = token.regexp.match(s)
 
218
            if match is not None:
 
219
                # Token found
 
220
                if token.value is not None:
 
221
                    # Value found, parse digits
 
222
                    factor = int(match.group(1), 10)
 
223
                    # Add to value so far
 
224
                    value += factor * token.value
 
225
                # Strip token from string
 
226
                s = token.regexp.sub("", s, 1)
 
227
                # Go to found token
 
228
                found_token = token
 
229
                # Set valid next tokens
 
230
                followers = found_token.followers
 
231
                break
 
232
        else:
 
233
            # No currently valid tokens were found
 
234
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
235
                             .format(duration))
 
236
    # End token found
 
237
    return value
53
238
 
54
239
 
55
240
def string_to_delta(interval):
56
241
    """Parse a string and return a datetime.timedelta
57
 
 
58
 
    >>> string_to_delta('7d')
 
242
    """
 
243
 
 
244
    try:
 
245
        return rfc3339_duration_to_delta(interval)
 
246
    except ValueError as e:
 
247
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
248
                    ' '.join(e.args))
 
249
    return parse_pre_1_6_1_interval(interval)
 
250
 
 
251
 
 
252
def parse_pre_1_6_1_interval(interval):
 
253
    """Parse an interval string as documented by Mandos before 1.6.1, and
 
254
    return a datetime.timedelta
 
255
    >>> parse_pre_1_6_1_interval('7d')
59
256
    datetime.timedelta(7)
60
 
    >>> string_to_delta('60s')
 
257
    >>> parse_pre_1_6_1_interval('60s')
61
258
    datetime.timedelta(0, 60)
62
 
    >>> string_to_delta('60m')
 
259
    >>> parse_pre_1_6_1_interval('60m')
63
260
    datetime.timedelta(0, 3600)
64
 
    >>> string_to_delta('24h')
 
261
    >>> parse_pre_1_6_1_interval('24h')
65
262
    datetime.timedelta(1)
66
 
    >>> string_to_delta(u'1w')
 
263
    >>> parse_pre_1_6_1_interval('1w')
67
264
    datetime.timedelta(7)
68
 
    >>> string_to_delta('5m 30s')
 
265
    >>> parse_pre_1_6_1_interval('5m 30s')
69
266
    datetime.timedelta(0, 330)
 
267
    >>> parse_pre_1_6_1_interval('')
 
268
    datetime.timedelta(0)
 
269
    >>> # Ignore unknown characters, allow any order and repetitions
 
270
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
271
    datetime.timedelta(2, 480, 18000)
 
272
 
70
273
    """
71
 
    timevalue = datetime.timedelta(0)
72
 
    regexp = re.compile("\d+[dsmhw]")
73
 
    
74
 
    for s in regexp.findall(interval):
75
 
        try:
76
 
            suffix = unicode(s[-1])
77
 
            value = int(s[:-1])
78
 
            if suffix == u"d":
79
 
                delta = datetime.timedelta(value)
80
 
            elif suffix == u"s":
81
 
                delta = datetime.timedelta(0, value)
82
 
            elif suffix == u"m":
83
 
                delta = datetime.timedelta(0, 0, 0, 0, value)
84
 
            elif suffix == u"h":
85
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
86
 
            elif suffix == u"w":
87
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
88
 
            else:
89
 
                raise ValueError
90
 
        except (ValueError, IndexError):
91
 
            raise ValueError
92
 
        timevalue += delta
93
 
    return timevalue
94
 
 
95
 
def print_clients(clients):
 
274
 
 
275
    value = datetime.timedelta(0)
 
276
    regexp = re.compile(r"(\d+)([dsmhw]?)")
 
277
 
 
278
    for num, suffix in regexp.findall(interval):
 
279
        if suffix == "d":
 
280
            value += datetime.timedelta(int(num))
 
281
        elif suffix == "s":
 
282
            value += datetime.timedelta(0, int(num))
 
283
        elif suffix == "m":
 
284
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
285
        elif suffix == "h":
 
286
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
287
        elif suffix == "w":
 
288
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
289
        elif suffix == "":
 
290
            value += datetime.timedelta(0, 0, 0, int(num))
 
291
    return value
 
292
 
 
293
 
 
294
def print_clients(clients, keywords):
 
295
    print('\n'.join(table_rows_of_clients(clients, keywords)))
 
296
 
 
297
def table_rows_of_clients(clients, keywords):
96
298
    def valuetostring(value, keyword):
97
 
        if type(value) is dbus.Boolean:
98
 
            return u"Yes" if value else u"No"
99
 
        if keyword in ("timeout", "interval"):
 
299
        if isinstance(value, dbus.Boolean):
 
300
            return "Yes" if value else "No"
 
301
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
302
                       "ApprovalDuration", "ExtendedTimeout"):
100
303
            return milliseconds_to_string(value)
101
 
        return unicode(value)
102
 
    
103
 
    format_string = u' '.join(u'%%-%ds' %
104
 
                              max(len(tablewords[key]),
105
 
                                  max(len(valuetostring(client[key], key))
106
 
                                      for client in
107
 
                                      clients))
108
 
                              for key in keywords)
109
 
    print format_string % tuple(tablewords[key] for key in keywords) 
 
304
        return str(value)
 
305
 
 
306
    # Create format string to print table rows
 
307
    format_string = " ".join("{{{key}:{width}}}".format(
 
308
        width=max(len(tablewords[key]),
 
309
                  max(len(valuetostring(client[key], key))
 
310
                      for client in clients)),
 
311
        key=key)
 
312
                             for key in keywords)
 
313
    # Start with header line
 
314
    rows = [format_string.format(**tablewords)]
110
315
    for client in clients:
111
 
        print format_string % tuple(valuetostring(client[key], key)
112
 
                                    for key in keywords)
113
 
 
114
 
parser = OptionParser(version = "%%prog %s" % version)
115
 
parser.add_option("-a", "--all", action="store_true",
116
 
                  help="Print all fields")
117
 
parser.add_option("-e", "--enable", action="store_true",
118
 
                  help="Enable specified client")
119
 
parser.add_option("-d", "--disable", action="store_true",
120
 
                  help="disable specified client")
121
 
parser.add_option("-b", "--bump-timeout", action="store_true",
122
 
                  help="Bump timeout of specified client")
123
 
parser.add_option("--start-checker", action="store_true",
124
 
                  help="Start checker for specified client")
125
 
parser.add_option("--stop-checker", action="store_true",
126
 
                  help="Stop checker for specified client")
127
 
parser.add_option("-v", "--is-valid", action="store_true",
128
 
                  help="Stop checker for specified client")
129
 
parser.add_option("-c", "--checker", type="string",
130
 
                  help="Set checker command for specified client")
131
 
parser.add_option("-t", "--timeout", type="string",
132
 
                  help="Set timeout for specified client")
133
 
parser.add_option("-i", "--interval", type="string",
134
 
                  help="Set checker interval for specified client")
135
 
parser.add_option("-H", "--host", type="string",
136
 
                  help="Set host for specified client")
137
 
parser.add_option("-s", "--secret", type="string",
138
 
                  help="Set password blob (file) for specified client")
139
 
options, client_names = parser.parse_args()
140
 
 
141
 
clients=[]
142
 
for name in client_names:
143
 
    for path, client in mandos_clients.iteritems():
144
 
        if client['name'] == name:
145
 
            client_objc = bus.get_object(busname, path)
146
 
            clients.append(dbus.Interface(client_objc,
147
 
                                          dbus_interface
148
 
                                          = client_interface))
149
 
            break
150
 
    else:
151
 
        print >> sys.stderr, "Client not found on server: %r" % name
152
 
        sys.exit(1)
153
 
 
154
 
if not clients:
155
 
    keywords = defaultkeywords
156
 
    if options.all:
157
 
        keywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
158
 
                    'created', 'interval', 'host', 'fingerprint',
159
 
                    'checker_running', 'last_enabled', 'checker')
160
 
    print_clients(mandos_clients.values())
161
 
    
162
 
for client in clients:
163
 
    if options.enable:
164
 
        client.Enable()
165
 
    if options.disable:
166
 
        client.Disable()
167
 
    if options.bump_timeout:
168
 
        client.BumpTimeout()
169
 
    if options.start_checker:
170
 
        client.StartChecker()
171
 
    if options.stop_checker:
172
 
        client.StopChecker()
173
 
    if options.is_valid:
174
 
        sys.exit(0 if client.IsStillValid() else 1)
175
 
    if options.checker:
176
 
        client.SetChecker(options.checker)
177
 
    if options.host:
178
 
        client.SetHost(options.host)
179
 
    if options.interval:
180
 
        client.SetInterval(datetime_to_milliseconds
181
 
                           (string_to_delta(options.interval)))
182
 
    if options.timeout:
183
 
        client.SetTimeout(datetime_to_milliseconds
184
 
                          (string_to_delta(options.timeout)))
185
 
    if options.secret:
186
 
        client.SetSecret(dbus.ByteArray(open(options.secret, 'rb').read()))
187
 
    
 
316
        rows.append(format_string
 
317
                    .format(**{key: valuetostring(client[key], key)
 
318
                               for key in keywords}))
 
319
    return rows
 
320
 
 
321
 
 
322
def has_actions(options):
 
323
    return any((options.enable,
 
324
                options.disable,
 
325
                options.bump_timeout,
 
326
                options.start_checker,
 
327
                options.stop_checker,
 
328
                options.is_enabled,
 
329
                options.remove,
 
330
                options.checker is not None,
 
331
                options.timeout is not None,
 
332
                options.extended_timeout is not None,
 
333
                options.interval is not None,
 
334
                options.approved_by_default is not None,
 
335
                options.approval_delay is not None,
 
336
                options.approval_duration is not None,
 
337
                options.host is not None,
 
338
                options.secret is not None,
 
339
                options.approve,
 
340
                options.deny))
 
341
 
 
342
 
 
343
def main():
 
344
    parser = argparse.ArgumentParser()
 
345
    parser.add_argument("--version", action="version",
 
346
                        version="%(prog)s {}".format(version),
 
347
                        help="show version number and exit")
 
348
    parser.add_argument("-a", "--all", action="store_true",
 
349
                        help="Select all clients")
 
350
    parser.add_argument("-v", "--verbose", action="store_true",
 
351
                        help="Print all fields")
 
352
    parser.add_argument("-j", "--dump-json", action="store_true",
 
353
                        help="Dump client data in JSON format")
 
354
    parser.add_argument("-e", "--enable", action="store_true",
 
355
                        help="Enable client")
 
356
    parser.add_argument("-d", "--disable", action="store_true",
 
357
                        help="disable client")
 
358
    parser.add_argument("-b", "--bump-timeout", action="store_true",
 
359
                        help="Bump timeout for client")
 
360
    parser.add_argument("--start-checker", action="store_true",
 
361
                        help="Start checker for client")
 
362
    parser.add_argument("--stop-checker", action="store_true",
 
363
                        help="Stop checker for client")
 
364
    parser.add_argument("-V", "--is-enabled", action="store_true",
 
365
                        help="Check if client is enabled")
 
366
    parser.add_argument("-r", "--remove", action="store_true",
 
367
                        help="Remove client")
 
368
    parser.add_argument("-c", "--checker",
 
369
                        help="Set checker command for client")
 
370
    parser.add_argument("-t", "--timeout",
 
371
                        help="Set timeout for client")
 
372
    parser.add_argument("--extended-timeout",
 
373
                        help="Set extended timeout for client")
 
374
    parser.add_argument("-i", "--interval",
 
375
                        help="Set checker interval for client")
 
376
    parser.add_argument("--approve-by-default", action="store_true",
 
377
                        default=None, dest="approved_by_default",
 
378
                        help="Set client to be approved by default")
 
379
    parser.add_argument("--deny-by-default", action="store_false",
 
380
                        dest="approved_by_default",
 
381
                        help="Set client to be denied by default")
 
382
    parser.add_argument("--approval-delay",
 
383
                        help="Set delay before client approve/deny")
 
384
    parser.add_argument("--approval-duration",
 
385
                        help="Set duration of one client approval")
 
386
    parser.add_argument("-H", "--host", help="Set host for client")
 
387
    parser.add_argument("-s", "--secret",
 
388
                        type=argparse.FileType(mode="rb"),
 
389
                        help="Set password blob (file) for client")
 
390
    parser.add_argument("-A", "--approve", action="store_true",
 
391
                        help="Approve any current client request")
 
392
    parser.add_argument("-D", "--deny", action="store_true",
 
393
                        help="Deny any current client request")
 
394
    parser.add_argument("--check", action="store_true",
 
395
                        help="Run self-test")
 
396
    parser.add_argument("client", nargs="*", help="Client name")
 
397
    options = parser.parse_args()
 
398
 
 
399
    if has_actions(options) and not (options.client or options.all):
 
400
        parser.error("Options require clients names or --all.")
 
401
    if options.verbose and has_actions(options):
 
402
        parser.error("--verbose can only be used alone.")
 
403
    if options.dump_json and (options.verbose
 
404
                              or has_actions(options)):
 
405
        parser.error("--dump-json can only be used alone.")
 
406
    if options.all and not has_actions(options):
 
407
        parser.error("--all requires an action.")
 
408
 
 
409
    try:
 
410
        bus = dbus.SystemBus()
 
411
        mandos_dbus_objc = bus.get_object(busname, server_path)
 
412
    except dbus.exceptions.DBusException:
 
413
        log.critical("Could not connect to Mandos server")
 
414
        sys.exit(1)
 
415
 
 
416
    mandos_serv = dbus.Interface(mandos_dbus_objc,
 
417
                                 dbus_interface=server_interface)
 
418
    mandos_serv_object_manager = dbus.Interface(
 
419
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
420
 
 
421
    # block stderr since dbus library prints to stderr
 
422
    null = os.open(os.path.devnull, os.O_RDWR)
 
423
    stderrcopy = os.dup(sys.stderr.fileno())
 
424
    os.dup2(null, sys.stderr.fileno())
 
425
    os.close(null)
 
426
    try:
 
427
        try:
 
428
            mandos_clients = {path: ifs_and_props[client_interface]
 
429
                              for path, ifs_and_props in
 
430
                              mandos_serv_object_manager
 
431
                              .GetManagedObjects().items()
 
432
                              if client_interface in ifs_and_props}
 
433
        finally:
 
434
            # restore stderr
 
435
            os.dup2(stderrcopy, sys.stderr.fileno())
 
436
            os.close(stderrcopy)
 
437
    except dbus.exceptions.DBusException as e:
 
438
        log.critical("Failed to access Mandos server through D-Bus:"
 
439
                     "\n%s", e)
 
440
        sys.exit(1)
 
441
 
 
442
    # Compile dict of (clients: properties) to process
 
443
    clients = {}
 
444
 
 
445
    if options.all or not options.client:
 
446
        clients = {bus.get_object(busname, path): properties
 
447
                   for path, properties in mandos_clients.items()}
 
448
    else:
 
449
        for name in options.client:
 
450
            for path, client in mandos_clients.items():
 
451
                if client["Name"] == name:
 
452
                    client_objc = bus.get_object(busname, path)
 
453
                    clients[client_objc] = client
 
454
                    break
 
455
            else:
 
456
                log.critical("Client not found on server: %r", name)
 
457
                sys.exit(1)
 
458
 
 
459
    if not has_actions(options) and clients:
 
460
        if options.verbose or options.dump_json:
 
461
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
462
                        "Created", "Interval", "Host", "KeyID",
 
463
                        "Fingerprint", "CheckerRunning",
 
464
                        "LastEnabled", "ApprovalPending",
 
465
                        "ApprovedByDefault", "LastApprovalRequest",
 
466
                        "ApprovalDelay", "ApprovalDuration",
 
467
                        "Checker", "ExtendedTimeout", "Expires",
 
468
                        "LastCheckerStatus")
 
469
        else:
 
470
            keywords = defaultkeywords
 
471
 
 
472
        if options.dump_json:
 
473
            json.dump({client["Name"]: {key:
 
474
                                        bool(client[key])
 
475
                                        if isinstance(client[key],
 
476
                                                      dbus.Boolean)
 
477
                                        else client[key]
 
478
                                        for key in keywords}
 
479
                       for client in clients.values()},
 
480
                      fp=sys.stdout, indent=4,
 
481
                      separators=(',', ': '))
 
482
            print()
 
483
        else:
 
484
            print_clients(clients.values(), keywords)
 
485
    else:
 
486
        # Process each client in the list by all selected options
 
487
        for client in clients:
 
488
 
 
489
            def set_client_prop(prop, value):
 
490
                """Set a Client D-Bus property"""
 
491
                client.Set(client_interface, prop, value,
 
492
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
493
 
 
494
            def set_client_prop_ms(prop, value):
 
495
                """Set a Client D-Bus property, converted
 
496
                from a string to milliseconds."""
 
497
                set_client_prop(prop,
 
498
                                string_to_delta(value).total_seconds()
 
499
                                * 1000)
 
500
 
 
501
            if options.remove:
 
502
                mandos_serv.RemoveClient(client.__dbus_object_path__)
 
503
            if options.enable:
 
504
                set_client_prop("Enabled", dbus.Boolean(True))
 
505
            if options.disable:
 
506
                set_client_prop("Enabled", dbus.Boolean(False))
 
507
            if options.bump_timeout:
 
508
                set_client_prop("LastCheckedOK", "")
 
509
            if options.start_checker:
 
510
                set_client_prop("CheckerRunning", dbus.Boolean(True))
 
511
            if options.stop_checker:
 
512
                set_client_prop("CheckerRunning", dbus.Boolean(False))
 
513
            if options.is_enabled:
 
514
                if client.Get(client_interface, "Enabled",
 
515
                              dbus_interface=dbus.PROPERTIES_IFACE):
 
516
                    sys.exit(0)
 
517
                else:
 
518
                    sys.exit(1)
 
519
            if options.checker is not None:
 
520
                set_client_prop("Checker", options.checker)
 
521
            if options.host is not None:
 
522
                set_client_prop("Host", options.host)
 
523
            if options.interval is not None:
 
524
                set_client_prop_ms("Interval", options.interval)
 
525
            if options.approval_delay is not None:
 
526
                set_client_prop_ms("ApprovalDelay",
 
527
                                   options.approval_delay)
 
528
            if options.approval_duration is not None:
 
529
                set_client_prop_ms("ApprovalDuration",
 
530
                                   options.approval_duration)
 
531
            if options.timeout is not None:
 
532
                set_client_prop_ms("Timeout", options.timeout)
 
533
            if options.extended_timeout is not None:
 
534
                set_client_prop_ms("ExtendedTimeout",
 
535
                                   options.extended_timeout)
 
536
            if options.secret is not None:
 
537
                set_client_prop("Secret",
 
538
                                dbus.ByteArray(options.secret.read()))
 
539
            if options.approved_by_default is not None:
 
540
                set_client_prop("ApprovedByDefault",
 
541
                                dbus.Boolean(options
 
542
                                             .approved_by_default))
 
543
            if options.approve:
 
544
                client.Approve(dbus.Boolean(True),
 
545
                               dbus_interface=client_interface)
 
546
            elif options.deny:
 
547
                client.Approve(dbus.Boolean(False),
 
548
                               dbus_interface=client_interface)
 
549
 
 
550
 
 
551
class Test_milliseconds_to_string(unittest.TestCase):
 
552
    def test_all(self):
 
553
        self.assertEqual(milliseconds_to_string(93785000),
 
554
                         "1T02:03:05")
 
555
    def test_no_days(self):
 
556
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
 
557
    def test_all_zero(self):
 
558
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
 
559
    def test_no_fractional_seconds(self):
 
560
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
 
561
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
 
562
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
 
563
 
 
564
class Test_string_to_delta(unittest.TestCase):
 
565
    def test_handles_basic_rfc3339(self):
 
566
        self.assertEqual(string_to_delta("PT2H"),
 
567
                         datetime.timedelta(0, 7200))
 
568
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
569
        # assertLogs only exists in Python 3.4
 
570
        if hasattr(self, "assertLogs"):
 
571
            with self.assertLogs(log, logging.WARNING):
 
572
                value = string_to_delta("2h")
 
573
        else:
 
574
            value = string_to_delta("2h")
 
575
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
576
 
 
577
class Test_table_rows_of_clients(unittest.TestCase):
 
578
    def setUp(self):
 
579
        global tablewords
 
580
        self.old_tablewords = tablewords
 
581
        tablewords = {
 
582
            "Attr1": "X",
 
583
            "AttrTwo": "Yy",
 
584
            "AttrThree": "Zzz",
 
585
            "Bool": "A D-BUS Boolean",
 
586
            "NonDbusBoolean": "A Non-D-BUS Boolean",
 
587
            "Integer": "An Integer",
 
588
            "Timeout": "Timedelta 1",
 
589
            "Interval": "Timedelta 2",
 
590
            "ApprovalDelay": "Timedelta 3",
 
591
            "ApprovalDuration": "Timedelta 4",
 
592
            "ExtendedTimeout": "Timedelta 5",
 
593
            "String": "A String",
 
594
        }
 
595
        self.keywords = ["Attr1", "AttrTwo"]
 
596
        self.clients = [
 
597
            {
 
598
                "Attr1": "x1",
 
599
                "AttrTwo": "y1",
 
600
                "AttrThree": "z1",
 
601
                "Bool": dbus.Boolean(False),
 
602
                "NonDbusBoolean": False,
 
603
                "Integer": 0,
 
604
                "Timeout": 0,
 
605
                "Interval": 1000,
 
606
                "ApprovalDelay": 2000,
 
607
                "ApprovalDuration": 3000,
 
608
                "ExtendedTimeout": 4000,
 
609
                "String": "",
 
610
            },
 
611
            {
 
612
                "Attr1": "x2",
 
613
                "AttrTwo": "y2",
 
614
                "AttrThree": "z2",
 
615
                "Bool": dbus.Boolean(True),
 
616
                "NonDbusBoolean": True,
 
617
                "Integer": 1,
 
618
                "Timeout": 93785000,
 
619
                "Interval": 93786000,
 
620
                "ApprovalDelay": 93787000,
 
621
                "ApprovalDuration": 93788000,
 
622
                "ExtendedTimeout": 93789000,
 
623
                "String": "A huge string which will not fit," * 10,
 
624
            },
 
625
        ]
 
626
    def tearDown(self):
 
627
        global tablewords
 
628
        tablewords = self.old_tablewords
 
629
    def test_short_header(self):
 
630
        rows = table_rows_of_clients(self.clients, self.keywords)
 
631
        expected_rows = [
 
632
            "X  Yy",
 
633
            "x1 y1",
 
634
            "x2 y2"]
 
635
        self.assertEqual(rows, expected_rows)
 
636
    def test_booleans(self):
 
637
        keywords = ["Bool", "NonDbusBoolean"]
 
638
        rows = table_rows_of_clients(self.clients, keywords)
 
639
        expected_rows = [
 
640
            "A D-BUS Boolean A Non-D-BUS Boolean",
 
641
            "No              False              ",
 
642
            "Yes             True               ",
 
643
        ]
 
644
        self.assertEqual(rows, expected_rows)
 
645
    def test_milliseconds_detection(self):
 
646
        keywords = ["Integer", "Timeout", "Interval", "ApprovalDelay",
 
647
                    "ApprovalDuration", "ExtendedTimeout"]
 
648
        rows = table_rows_of_clients(self.clients, keywords)
 
649
        expected_rows = ("""
 
650
An Integer Timedelta 1 Timedelta 2 Timedelta 3 Timedelta 4 Timedelta 5
 
651
0          00:00:00    00:00:01    00:00:02    00:00:03    00:00:04   
 
652
1          1T02:03:05  1T02:03:06  1T02:03:07  1T02:03:08  1T02:03:09 
 
653
"""
 
654
        ).splitlines()[1:]
 
655
        self.assertEqual(rows, expected_rows)
 
656
    def test_empty_and_long_string_values(self):
 
657
        keywords = ["String"]
 
658
        rows = table_rows_of_clients(self.clients, keywords)
 
659
        expected_rows = ("""
 
660
A String                                                                                                                                                                                                                                                                                                                                  
 
661
                                                                                                                                                                                                                                                                                                                                          
 
662
A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,
 
663
"""
 
664
        ).splitlines()[1:]
 
665
        self.assertEqual(rows, expected_rows)
 
666
 
 
667
 
 
668
 
 
669
def should_only_run_tests():
 
670
    parser = argparse.ArgumentParser(add_help=False)
 
671
    parser.add_argument("--check", action='store_true')
 
672
    args, unknown_args = parser.parse_known_args()
 
673
    run_tests = args.check
 
674
    if run_tests:
 
675
        # Remove --check argument from sys.argv
 
676
        sys.argv[1:] = unknown_args
 
677
    return run_tests
 
678
 
 
679
# Add all tests from doctest strings
 
680
def load_tests(loader, tests, none):
 
681
    import doctest
 
682
    tests.addTests(doctest.DocTestSuite())
 
683
    return tests
 
684
 
 
685
if __name__ == "__main__":
 
686
    if should_only_run_tests():
 
687
        # Call using ./tdd-python-script --check [--verbose]
 
688
        unittest.main()
 
689
    else:
 
690
        main()