/mandos/trunk

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  • Committer: Teddy Hogeborn
  • Date: 2019-03-16 05:49:56 UTC
  • Revision ID: teddy@recompile.se-20190316054956-ikjmjulma6jea5fa
mandos-ctl: Refactor and fix bug in tests.

* mandos-ctl (Test_check_option_syntax): Refactor and add more tests.

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1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
3
 
 
2
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
 
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
 
6
 
# Copyright © 2008-2012 Teddy Hogeborn
7
 
# Copyright © 2008-2012 Björn Påhlsson
8
 
9
 
# This program is free software: you can redistribute it and/or modify
10
 
# it under the terms of the GNU General Public License as published by
 
5
#
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
 
8
#
 
9
# This file is part of Mandos.
 
10
#
 
11
# Mandos is free software: you can redistribute it and/or modify it
 
12
# under the terms of the GNU General Public License as published by
11
13
# the Free Software Foundation, either version 3 of the License, or
12
14
# (at your option) any later version.
13
15
#
14
 
#     This program is distributed in the hope that it will be useful,
15
 
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
16
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
19
#     GNU General Public License for more details.
18
 
 
20
#
19
21
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see
21
 
# <http://www.gnu.org/licenses/>.
22
 
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
23
24
# Contact the authors at <mandos@recompile.se>.
24
 
 
25
#
25
26
 
26
27
from __future__ import (division, absolute_import, print_function,
27
28
                        unicode_literals)
28
29
 
29
 
from future_builtins import *
 
30
try:
 
31
    from future_builtins import *
 
32
except ImportError:
 
33
    pass
30
34
 
31
35
import sys
32
 
import dbus
33
36
import argparse
34
37
import locale
35
38
import datetime
36
39
import re
37
40
import os
 
41
import collections
 
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
 
48
 
 
49
import dbus
 
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
 
 
62
if sys.version_info.major == 2:
 
63
    str = unicode
38
64
 
39
65
locale.setlocale(locale.LC_ALL, "")
40
66
 
41
 
tablewords = {
42
 
    "Name": "Name",
43
 
    "Enabled": "Enabled",
44
 
    "Timeout": "Timeout",
45
 
    "LastCheckedOK": "Last Successful Check",
46
 
    "LastApprovalRequest": "Last Approval Request",
47
 
    "Created": "Created",
48
 
    "Interval": "Interval",
49
 
    "Host": "Host",
50
 
    "Fingerprint": "Fingerprint",
51
 
    "CheckerRunning": "Check Is Running",
52
 
    "LastEnabled": "Last Enabled",
53
 
    "ApprovalPending": "Approval Is Pending",
54
 
    "ApprovedByDefault": "Approved By Default",
55
 
    "ApprovalDelay": "Approval Delay",
56
 
    "ApprovalDuration": "Approval Duration",
57
 
    "Checker": "Checker",
58
 
    "ExtendedTimeout" : "Extended Timeout"
59
 
    }
60
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
61
 
domain = "se.recompile"
62
 
busname = domain + ".Mandos"
63
 
server_path = "/"
64
 
server_interface = domain + ".Mandos"
65
 
client_interface = domain + ".Mandos.Client"
66
 
version = "1.5.4"
67
 
 
68
 
def timedelta_to_milliseconds(td):
69
 
    """Convert a datetime.timedelta object to milliseconds"""
70
 
    return ((td.days * 24 * 60 * 60 * 1000)
71
 
            + (td.seconds * 1000)
72
 
            + (td.microseconds // 1000))
73
 
 
74
 
def milliseconds_to_string(ms):
75
 
    td = datetime.timedelta(0, 0, 0, ms)
76
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
77
 
            .format(days = "{0}T".format(td.days) if td.days else "",
78
 
                    hours = td.seconds // 3600,
79
 
                    minutes = (td.seconds % 3600) // 60,
80
 
                    seconds = td.seconds % 60,
81
 
                    ))
82
 
 
83
 
def string_to_delta(interval):
84
 
    """Parse a string and return a datetime.timedelta
85
 
    
86
 
    >>> string_to_delta("7d")
87
 
    datetime.timedelta(7)
88
 
    >>> string_to_delta("60s")
89
 
    datetime.timedelta(0, 60)
90
 
    >>> string_to_delta("60m")
91
 
    datetime.timedelta(0, 3600)
92
 
    >>> string_to_delta("24h")
93
 
    datetime.timedelta(1)
94
 
    >>> string_to_delta("1w")
95
 
    datetime.timedelta(7)
96
 
    >>> string_to_delta("5m 30s")
97
 
    datetime.timedelta(0, 330)
98
 
    """
99
 
    value = datetime.timedelta(0)
100
 
    regexp = re.compile("(\d+)([dsmhw]?)")
101
 
    
102
 
    for num, suffix in regexp.findall(interval):
103
 
        if suffix == "d":
104
 
            value += datetime.timedelta(int(num))
105
 
        elif suffix == "s":
106
 
            value += datetime.timedelta(0, int(num))
107
 
        elif suffix == "m":
108
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
109
 
        elif suffix == "h":
110
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
111
 
        elif suffix == "w":
112
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
113
 
        elif suffix == "":
114
 
            value += datetime.timedelta(0, 0, 0, int(num))
115
 
    return value
116
 
 
117
 
def print_clients(clients, keywords):
118
 
    def valuetostring(value, keyword):
119
 
        if type(value) is dbus.Boolean:
120
 
            return "Yes" if value else "No"
121
 
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
122
 
                       "ApprovalDuration", "ExtendedTimeout"):
123
 
            return milliseconds_to_string(value)
124
 
        return unicode(value)
125
 
    
126
 
    # Create format string to print table rows
127
 
    format_string = " ".join("{{{key}:{width}}}".format(
128
 
            width = max(len(tablewords[key]),
129
 
                        max(len(valuetostring(client[key],
130
 
                                              key))
131
 
                            for client in
132
 
                            clients)),
133
 
            key = key) for key in keywords)
134
 
    # Print header line
135
 
    print(format_string.format(**tablewords))
136
 
    for client in clients:
137
 
        print(format_string.format(**dict((key,
138
 
                                           valuetostring(client[key],
139
 
                                                         key))
140
 
                                          for key in keywords)))
141
 
 
142
 
def has_actions(options):
143
 
    return any((options.enable,
144
 
                options.disable,
145
 
                options.bump_timeout,
146
 
                options.start_checker,
147
 
                options.stop_checker,
148
 
                options.is_enabled,
149
 
                options.remove,
150
 
                options.checker is not None,
151
 
                options.timeout is not None,
152
 
                options.extended_timeout is not None,
153
 
                options.interval is not None,
154
 
                options.approved_by_default is not None,
155
 
                options.approval_delay is not None,
156
 
                options.approval_duration is not None,
157
 
                options.host is not None,
158
 
                options.secret is not None,
159
 
                options.approve,
160
 
                options.deny))
 
67
dbus_busname_domain = "se.recompile"
 
68
dbus_busname = dbus_busname_domain + ".Mandos"
 
69
server_dbus_path = "/"
 
70
server_dbus_interface = dbus_busname_domain + ".Mandos"
 
71
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
 
72
del dbus_busname_domain
 
73
version = "1.8.3"
 
74
 
 
75
 
 
76
try:
 
77
    dbus.OBJECT_MANAGER_IFACE
 
78
except AttributeError:
 
79
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
80
 
161
81
 
162
82
def main():
163
83
    parser = argparse.ArgumentParser()
 
84
 
 
85
    add_command_line_options(parser)
 
86
 
 
87
    options = parser.parse_args()
 
88
 
 
89
    check_option_syntax(parser, options)
 
90
 
 
91
    clientnames = options.client
 
92
 
 
93
    if options.debug:
 
94
        log.setLevel(logging.DEBUG)
 
95
 
 
96
    bus = dbus.SystemBus()
 
97
 
 
98
    mandos_dbus_object = get_mandos_dbus_object(bus)
 
99
 
 
100
    mandos_serv = dbus.Interface(
 
101
        mandos_dbus_object, dbus_interface=server_dbus_interface)
 
102
    mandos_serv_object_manager = dbus.Interface(
 
103
        mandos_dbus_object, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
104
 
 
105
    managed_objects = get_managed_objects(mandos_serv_object_manager)
 
106
 
 
107
    all_clients = {}
 
108
    for path, ifs_and_props in managed_objects.items():
 
109
        try:
 
110
            all_clients[path] = ifs_and_props[client_dbus_interface]
 
111
        except KeyError:
 
112
            pass
 
113
 
 
114
    # Compile dict of (clientpath: properties) to process
 
115
    if not clientnames:
 
116
        clients = all_clients
 
117
    else:
 
118
        clients = {}
 
119
        for name in clientnames:
 
120
            for objpath, properties in all_clients.items():
 
121
                if properties["Name"] == name:
 
122
                    clients[objpath] = properties
 
123
                    break
 
124
            else:
 
125
                log.critical("Client not found on server: %r", name)
 
126
                sys.exit(1)
 
127
 
 
128
    # Run all commands on clients
 
129
    commands = commands_from_options(options)
 
130
    for command in commands:
 
131
        command.run(clients, bus, mandos_serv)
 
132
 
 
133
 
 
134
def add_command_line_options(parser):
164
135
    parser.add_argument("--version", action="version",
165
 
                        version = "%(prog)s {0}".format(version),
 
136
                        version="%(prog)s {}".format(version),
166
137
                        help="show version number and exit")
167
138
    parser.add_argument("-a", "--all", action="store_true",
168
139
                        help="Select all clients")
169
140
    parser.add_argument("-v", "--verbose", action="store_true",
170
141
                        help="Print all fields")
171
 
    parser.add_argument("-e", "--enable", action="store_true",
172
 
                        help="Enable client")
173
 
    parser.add_argument("-d", "--disable", action="store_true",
174
 
                        help="disable client")
 
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")
175
150
    parser.add_argument("-b", "--bump-timeout", action="store_true",
176
151
                        help="Bump timeout for client")
177
 
    parser.add_argument("--start-checker", action="store_true",
178
 
                        help="Start checker for client")
179
 
    parser.add_argument("--stop-checker", action="store_true",
180
 
                        help="Stop checker 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")
181
159
    parser.add_argument("-V", "--is-enabled", action="store_true",
182
160
                        help="Check if client is enabled")
183
161
    parser.add_argument("-r", "--remove", action="store_true",
184
162
                        help="Remove client")
185
163
    parser.add_argument("-c", "--checker",
186
164
                        help="Set checker command for client")
187
 
    parser.add_argument("-t", "--timeout",
 
165
    parser.add_argument("-t", "--timeout", type=string_to_delta,
188
166
                        help="Set timeout for client")
189
 
    parser.add_argument("--extended-timeout",
 
167
    parser.add_argument("--extended-timeout", type=string_to_delta,
190
168
                        help="Set extended timeout for client")
191
 
    parser.add_argument("-i", "--interval",
 
169
    parser.add_argument("-i", "--interval", type=string_to_delta,
192
170
                        help="Set checker interval for client")
193
 
    parser.add_argument("--approve-by-default", action="store_true",
194
 
                        default=None, dest="approved_by_default",
195
 
                        help="Set client to be approved by default")
196
 
    parser.add_argument("--deny-by-default", action="store_false",
197
 
                        dest="approved_by_default",
198
 
                        help="Set client to be denied by default")
199
 
    parser.add_argument("--approval-delay",
 
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,
200
181
                        help="Set delay before client approve/deny")
201
 
    parser.add_argument("--approval-duration",
 
182
    parser.add_argument("--approval-duration", type=string_to_delta,
202
183
                        help="Set duration of one client approval")
203
184
    parser.add_argument("-H", "--host", help="Set host for client")
204
 
    parser.add_argument("-s", "--secret", type=file,
 
185
    parser.add_argument("-s", "--secret",
 
186
                        type=argparse.FileType(mode="rb"),
205
187
                        help="Set password blob (file) for client")
206
 
    parser.add_argument("-A", "--approve", action="store_true",
207
 
                        help="Approve any current client request")
208
 
    parser.add_argument("-D", "--deny", action="store_true",
209
 
                        help="Deny any current client request")
 
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")
210
198
    parser.add_argument("client", nargs="*", help="Client name")
211
 
    options = parser.parse_args()
212
 
    
 
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)
 
210
 
 
211
 
 
212
def rfc3339_duration_to_delta(duration):
 
213
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
 
214
 
 
215
    >>> rfc3339_duration_to_delta("P7D")
 
216
    datetime.timedelta(7)
 
217
    >>> rfc3339_duration_to_delta("PT60S")
 
218
    datetime.timedelta(0, 60)
 
219
    >>> rfc3339_duration_to_delta("PT60M")
 
220
    datetime.timedelta(0, 3600)
 
221
    >>> rfc3339_duration_to_delta("P60M")
 
222
    datetime.timedelta(1680)
 
223
    >>> rfc3339_duration_to_delta("PT24H")
 
224
    datetime.timedelta(1)
 
225
    >>> rfc3339_duration_to_delta("P1W")
 
226
    datetime.timedelta(7)
 
227
    >>> rfc3339_duration_to_delta("PT5M30S")
 
228
    datetime.timedelta(0, 330)
 
229
    >>> rfc3339_duration_to_delta("P1DT3M20S")
 
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: u''
 
236
    >>> # Must start with "P":
 
237
    >>> rfc3339_duration_to_delta("1D")
 
238
    Traceback (most recent call last):
 
239
    ...
 
240
    ValueError: Invalid RFC 3339 duration: u'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: u'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: u'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: u'P1D2W'
 
256
    >>> rfc3339_duration_to_delta("P2W2H")
 
257
    Traceback (most recent call last):
 
258
    ...
 
259
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
 
260
    """
 
261
 
 
262
    # Parsing an RFC 3339 duration with regular expressions is not
 
263
    # possible - there would have to be multiple places for the same
 
264
    # values, like seconds.  The current code, while more esoteric, is
 
265
    # cleaner without depending on a parsing library.  If Python had a
 
266
    # built-in library for parsing we would use it, but we'd like to
 
267
    # avoid excessive use of external libraries.
 
268
 
 
269
    # New type for defining tokens, syntax, and semantics all-in-one
 
270
    Token = collections.namedtuple("Token", (
 
271
        "regexp",  # To match token; if "value" is not None, must have
 
272
                   # a "group" containing digits
 
273
        "value",   # datetime.timedelta or None
 
274
        "followers"))           # Tokens valid after this token
 
275
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
 
276
    # the "duration" ABNF definition in RFC 3339, Appendix A.
 
277
    token_end = Token(re.compile(r"$"), None, frozenset())
 
278
    token_second = Token(re.compile(r"(\d+)S"),
 
279
                         datetime.timedelta(seconds=1),
 
280
                         frozenset((token_end, )))
 
281
    token_minute = Token(re.compile(r"(\d+)M"),
 
282
                         datetime.timedelta(minutes=1),
 
283
                         frozenset((token_second, token_end)))
 
284
    token_hour = Token(re.compile(r"(\d+)H"),
 
285
                       datetime.timedelta(hours=1),
 
286
                       frozenset((token_minute, token_end)))
 
287
    token_time = Token(re.compile(r"T"),
 
288
                       None,
 
289
                       frozenset((token_hour, token_minute,
 
290
                                  token_second)))
 
291
    token_day = Token(re.compile(r"(\d+)D"),
 
292
                      datetime.timedelta(days=1),
 
293
                      frozenset((token_time, token_end)))
 
294
    token_month = Token(re.compile(r"(\d+)M"),
 
295
                        datetime.timedelta(weeks=4),
 
296
                        frozenset((token_day, token_end)))
 
297
    token_year = Token(re.compile(r"(\d+)Y"),
 
298
                       datetime.timedelta(weeks=52),
 
299
                       frozenset((token_month, token_end)))
 
300
    token_week = Token(re.compile(r"(\d+)W"),
 
301
                       datetime.timedelta(weeks=1),
 
302
                       frozenset((token_end, )))
 
303
    token_duration = Token(re.compile(r"P"), None,
 
304
                           frozenset((token_year, token_month,
 
305
                                      token_day, token_time,
 
306
                                      token_week)))
 
307
    # Define starting values:
 
308
    # Value so far
 
309
    value = datetime.timedelta()
 
310
    found_token = None
 
311
    # Following valid tokens
 
312
    followers = frozenset((token_duration, ))
 
313
    # String left to parse
 
314
    s = duration
 
315
    # Loop until end token is found
 
316
    while found_token is not token_end:
 
317
        # Search for any currently valid tokens
 
318
        for token in followers:
 
319
            match = token.regexp.match(s)
 
320
            if match is not None:
 
321
                # Token found
 
322
                if token.value is not None:
 
323
                    # Value found, parse digits
 
324
                    factor = int(match.group(1), 10)
 
325
                    # Add to value so far
 
326
                    value += factor * token.value
 
327
                # Strip token from string
 
328
                s = token.regexp.sub("", s, 1)
 
329
                # Go to found token
 
330
                found_token = token
 
331
                # Set valid next tokens
 
332
                followers = found_token.followers
 
333
                break
 
334
        else:
 
335
            # No currently valid tokens were found
 
336
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
337
                             .format(duration))
 
338
    # End token found
 
339
    return value
 
340
 
 
341
 
 
342
def parse_pre_1_6_1_interval(interval):
 
343
    """Parse an interval string as documented by Mandos before 1.6.1,
 
344
    and return a datetime.timedelta
 
345
 
 
346
    >>> parse_pre_1_6_1_interval('7d')
 
347
    datetime.timedelta(7)
 
348
    >>> parse_pre_1_6_1_interval('60s')
 
349
    datetime.timedelta(0, 60)
 
350
    >>> parse_pre_1_6_1_interval('60m')
 
351
    datetime.timedelta(0, 3600)
 
352
    >>> parse_pre_1_6_1_interval('24h')
 
353
    datetime.timedelta(1)
 
354
    >>> parse_pre_1_6_1_interval('1w')
 
355
    datetime.timedelta(7)
 
356
    >>> parse_pre_1_6_1_interval('5m 30s')
 
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
 
 
364
    """
 
365
 
 
366
    value = datetime.timedelta(0)
 
367
    regexp = re.compile(r"(\d+)([dsmhw]?)")
 
368
 
 
369
    for num, suffix in regexp.findall(interval):
 
370
        if suffix == "d":
 
371
            value += datetime.timedelta(int(num))
 
372
        elif suffix == "s":
 
373
            value += datetime.timedelta(0, int(num))
 
374
        elif suffix == "m":
 
375
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
376
        elif suffix == "h":
 
377
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
378
        elif suffix == "w":
 
379
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
380
        elif suffix == "":
 
381
            value += datetime.timedelta(0, 0, 0, int(num))
 
382
    return value
 
383
 
 
384
 
 
385
def check_option_syntax(parser, options):
 
386
    """Apply additional restrictions on options, not expressible in
 
387
argparse"""
 
388
 
 
389
    def has_actions(options):
 
390
        return any((options.enable,
 
391
                    options.disable,
 
392
                    options.bump_timeout,
 
393
                    options.start_checker,
 
394
                    options.stop_checker,
 
395
                    options.is_enabled,
 
396
                    options.remove,
 
397
                    options.checker is not None,
 
398
                    options.timeout is not None,
 
399
                    options.extended_timeout is not None,
 
400
                    options.interval is not None,
 
401
                    options.approved_by_default is not None,
 
402
                    options.approval_delay is not None,
 
403
                    options.approval_duration is not None,
 
404
                    options.host is not None,
 
405
                    options.secret is not None,
 
406
                    options.approve,
 
407
                    options.deny))
 
408
 
213
409
    if has_actions(options) and not (options.client or options.all):
214
410
        parser.error("Options require clients names or --all.")
215
411
    if options.verbose and has_actions(options):
216
 
        parser.error("--verbose can only be used alone or with"
217
 
                     " --all.")
 
412
        parser.error("--verbose can only be used alone.")
 
413
    if options.dump_json and (options.verbose
 
414
                              or has_actions(options)):
 
415
        parser.error("--dump-json can only be used alone.")
218
416
    if options.all and not has_actions(options):
219
417
        parser.error("--all requires an action.")
220
 
    
221
 
    try:
222
 
        bus = dbus.SystemBus()
223
 
        mandos_dbus_objc = bus.get_object(busname, server_path)
224
 
    except dbus.exceptions.DBusException:
225
 
        print("Could not connect to Mandos server",
226
 
              file=sys.stderr)
227
 
        sys.exit(1)
228
 
    
229
 
    mandos_serv = dbus.Interface(mandos_dbus_objc,
230
 
                                 dbus_interface = server_interface)
231
 
    
232
 
    #block stderr since dbus library prints to stderr
233
 
    null = os.open(os.path.devnull, os.O_RDWR)
234
 
    stderrcopy = os.dup(sys.stderr.fileno())
235
 
    os.dup2(null, sys.stderr.fileno())
236
 
    os.close(null)
237
 
    try:
 
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
 
441
    except dbus.exceptions.DBusException as e:
 
442
        log.critical(*(args + (e,)), **kwargs)
 
443
        sys.exit(1)
 
444
 
 
445
 
 
446
def get_managed_objects(object_manager):
 
447
    log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
 
448
              server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
 
449
    with if_dbus_exception_log_with_exception_and_exit(
 
450
            "Failed to access Mandos server through D-Bus:\n%s"):
 
451
        with SilenceLogger("dbus.proxies"):
 
452
            managed_objects = object_manager.GetManagedObjects()
 
453
    return managed_objects
 
454
 
 
455
 
 
456
class SilenceLogger(object):
 
457
    "Simple context manager to silence a particular logger"
 
458
    def __init__(self, loggername):
 
459
        self.logger = logging.getLogger(loggername)
 
460
 
 
461
    def __enter__(self):
 
462
        self.logger.addFilter(self.nullfilter)
 
463
        return self
 
464
 
 
465
    class NullFilter(logging.Filter):
 
466
        def filter(self, record):
 
467
            return False
 
468
 
 
469
    nullfilter = NullFilter()
 
470
 
 
471
    def __exit__(self, exc_type, exc_val, exc_tb):
 
472
        self.logger.removeFilter(self.nullfilter)
 
473
 
 
474
 
 
475
def commands_from_options(options):
 
476
 
 
477
    commands = []
 
478
 
 
479
    if options.is_enabled:
 
480
        commands.append(IsEnabledCmd())
 
481
 
 
482
    if options.approve:
 
483
        commands.append(ApproveCmd())
 
484
 
 
485
    if options.deny:
 
486
        commands.append(DenyCmd())
 
487
 
 
488
    if options.remove:
 
489
        commands.append(RemoveCmd())
 
490
 
 
491
    if options.dump_json:
 
492
        commands.append(DumpJSONCmd())
 
493
 
 
494
    if options.enable:
 
495
        commands.append(EnableCmd())
 
496
 
 
497
    if options.disable:
 
498
        commands.append(DisableCmd())
 
499
 
 
500
    if options.bump_timeout:
 
501
        commands.append(BumpTimeoutCmd())
 
502
 
 
503
    if options.start_checker:
 
504
        commands.append(StartCheckerCmd())
 
505
 
 
506
    if options.stop_checker:
 
507
        commands.append(StopCheckerCmd())
 
508
 
 
509
    if options.approved_by_default is not None:
 
510
        if options.approved_by_default:
 
511
            commands.append(ApproveByDefaultCmd())
 
512
        else:
 
513
            commands.append(DenyByDefaultCmd())
 
514
 
 
515
    if options.checker is not None:
 
516
        commands.append(SetCheckerCmd(options.checker))
 
517
 
 
518
    if options.host is not None:
 
519
        commands.append(SetHostCmd(options.host))
 
520
 
 
521
    if options.secret is not None:
 
522
        commands.append(SetSecretCmd(options.secret))
 
523
 
 
524
    if options.timeout is not None:
 
525
        commands.append(SetTimeoutCmd(options.timeout))
 
526
 
 
527
    if options.extended_timeout:
 
528
        commands.append(
 
529
            SetExtendedTimeoutCmd(options.extended_timeout))
 
530
 
 
531
    if options.interval is not None:
 
532
        commands.append(SetIntervalCmd(options.interval))
 
533
 
 
534
    if options.approval_delay is not None:
 
535
        commands.append(SetApprovalDelayCmd(options.approval_delay))
 
536
 
 
537
    if options.approval_duration is not None:
 
538
        commands.append(
 
539
            SetApprovalDurationCmd(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(PrintTableCmd(verbose=options.verbose))
 
545
 
 
546
    return commands
 
547
 
 
548
 
 
549
class Command(object):
 
550
    """Abstract class for commands"""
 
551
    def run(self, clients, bus=None, mandos=None):
 
552
        """Normal commands should implement run_on_one_client(), but
 
553
        commands which want to operate on all clients at the same time
 
554
        can override this run() method instead."""
 
555
        self.mandos = mandos
 
556
        for clientpath, properties in clients.items():
 
557
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
558
                      dbus_busname, str(clientpath))
 
559
            client = bus.get_object(dbus_busname, clientpath)
 
560
            self.run_on_one_client(client, properties)
 
561
 
 
562
 
 
563
class IsEnabledCmd(Command):
 
564
    def run(self, clients, bus=None, mandos=None):
 
565
        client, properties = next(iter(clients.items()))
 
566
        if self.is_enabled(client, properties):
 
567
            sys.exit(0)
 
568
        sys.exit(1)
 
569
    def is_enabled(self, client, properties):
 
570
        return properties["Enabled"]
 
571
 
 
572
 
 
573
class ApproveCmd(Command):
 
574
    def run_on_one_client(self, client, properties):
 
575
        log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
 
576
                  client.__dbus_object_path__, client_dbus_interface)
 
577
        client.Approve(dbus.Boolean(True),
 
578
                       dbus_interface=client_dbus_interface)
 
579
 
 
580
 
 
581
class DenyCmd(Command):
 
582
    def run_on_one_client(self, client, properties):
 
583
        log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
 
584
                  client.__dbus_object_path__, client_dbus_interface)
 
585
        client.Approve(dbus.Boolean(False),
 
586
                       dbus_interface=client_dbus_interface)
 
587
 
 
588
 
 
589
class RemoveCmd(Command):
 
590
    def run_on_one_client(self, client, properties):
 
591
        log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)", dbus_busname,
 
592
                  server_dbus_path, server_dbus_interface,
 
593
                  str(client.__dbus_object_path__))
 
594
        self.mandos.RemoveClient(client.__dbus_object_path__)
 
595
 
 
596
 
 
597
class OutputCmd(Command):
 
598
    """Abstract class for commands outputting client details"""
 
599
    all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
600
                    "Created", "Interval", "Host", "KeyID",
 
601
                    "Fingerprint", "CheckerRunning", "LastEnabled",
 
602
                    "ApprovalPending", "ApprovedByDefault",
 
603
                    "LastApprovalRequest", "ApprovalDelay",
 
604
                    "ApprovalDuration", "Checker", "ExtendedTimeout",
 
605
                    "Expires", "LastCheckerStatus")
 
606
 
 
607
    def run(self, clients, bus=None, mandos=None):
 
608
        print(self.output(clients.values()))
 
609
 
 
610
    def output(self, clients):
 
611
        raise NotImplementedError()
 
612
 
 
613
 
 
614
class DumpJSONCmd(OutputCmd):
 
615
    def output(self, clients):
 
616
        data = {client["Name"]:
 
617
                {key: self.dbus_boolean_to_bool(client[key])
 
618
                 for key in self.all_keywords}
 
619
                for client in clients}
 
620
        return json.dumps(data, indent=4, separators=(',', ': '))
 
621
 
 
622
    @staticmethod
 
623
    def dbus_boolean_to_bool(value):
 
624
        if isinstance(value, dbus.Boolean):
 
625
            value = bool(value)
 
626
        return value
 
627
 
 
628
 
 
629
class PrintTableCmd(OutputCmd):
 
630
    def __init__(self, verbose=False):
 
631
        self.verbose = verbose
 
632
 
 
633
    def output(self, clients):
 
634
        default_keywords = ("Name", "Enabled", "Timeout",
 
635
                            "LastCheckedOK")
 
636
        keywords = default_keywords
 
637
        if self.verbose:
 
638
            keywords = self.all_keywords
 
639
        return str(self.TableOfClients(clients, keywords))
 
640
 
 
641
    class TableOfClients(object):
 
642
        tableheaders = {
 
643
            "Name": "Name",
 
644
            "Enabled": "Enabled",
 
645
            "Timeout": "Timeout",
 
646
            "LastCheckedOK": "Last Successful Check",
 
647
            "LastApprovalRequest": "Last Approval Request",
 
648
            "Created": "Created",
 
649
            "Interval": "Interval",
 
650
            "Host": "Host",
 
651
            "Fingerprint": "Fingerprint",
 
652
            "KeyID": "Key ID",
 
653
            "CheckerRunning": "Check Is Running",
 
654
            "LastEnabled": "Last Enabled",
 
655
            "ApprovalPending": "Approval Is Pending",
 
656
            "ApprovedByDefault": "Approved By Default",
 
657
            "ApprovalDelay": "Approval Delay",
 
658
            "ApprovalDuration": "Approval Duration",
 
659
            "Checker": "Checker",
 
660
            "ExtendedTimeout": "Extended Timeout",
 
661
            "Expires": "Expires",
 
662
            "LastCheckerStatus": "Last Checker Status",
 
663
        }
 
664
 
 
665
        def __init__(self, clients, keywords):
 
666
            self.clients = clients
 
667
            self.keywords = keywords
 
668
 
 
669
        def __str__(self):
 
670
            return "\n".join(self.rows())
 
671
 
 
672
        if sys.version_info.major == 2:
 
673
            __unicode__ = __str__
 
674
            def __str__(self):
 
675
                return str(self).encode(locale.getpreferredencoding())
 
676
 
 
677
        def rows(self):
 
678
            format_string = self.row_formatting_string()
 
679
            rows = [self.header_line(format_string)]
 
680
            rows.extend(self.client_line(client, format_string)
 
681
                        for client in self.clients)
 
682
            return rows
 
683
 
 
684
        def row_formatting_string(self):
 
685
            "Format string used to format table rows"
 
686
            return " ".join("{{{key}:{width}}}".format(
 
687
                width=max(len(self.tableheaders[key]),
 
688
                          *(len(self.string_from_client(client, key))
 
689
                            for client in self.clients)),
 
690
                key=key)
 
691
                            for key in self.keywords)
 
692
 
 
693
        def string_from_client(self, client, key):
 
694
            return self.valuetostring(client[key], key)
 
695
 
 
696
        @classmethod
 
697
        def valuetostring(cls, value, keyword):
 
698
            if isinstance(value, dbus.Boolean):
 
699
                return "Yes" if value else "No"
 
700
            if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
701
                           "ApprovalDuration", "ExtendedTimeout"):
 
702
                return cls.milliseconds_to_string(value)
 
703
            return str(value)
 
704
 
 
705
        def header_line(self, format_string):
 
706
            return format_string.format(**self.tableheaders)
 
707
 
 
708
        def client_line(self, client, format_string):
 
709
            return format_string.format(
 
710
                **{key: self.string_from_client(client, key)
 
711
                   for key in self.keywords})
 
712
 
 
713
        @staticmethod
 
714
        def milliseconds_to_string(ms):
 
715
            td = datetime.timedelta(0, 0, 0, ms)
 
716
            return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
717
                    .format(days="{}T".format(td.days)
 
718
                            if td.days else "",
 
719
                            hours=td.seconds // 3600,
 
720
                            minutes=(td.seconds % 3600) // 60,
 
721
                            seconds=td.seconds % 60))
 
722
 
 
723
 
 
724
class PropertyCmd(Command):
 
725
    """Abstract class for Actions for setting one client property"""
 
726
 
 
727
    def run_on_one_client(self, client, properties):
 
728
        """Set the Client's D-Bus property"""
 
729
        log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
 
730
                  client.__dbus_object_path__,
 
731
                  dbus.PROPERTIES_IFACE, client_dbus_interface,
 
732
                  self.propname, self.value_to_set
 
733
                  if not isinstance(self.value_to_set, dbus.Boolean)
 
734
                  else bool(self.value_to_set))
 
735
        client.Set(client_dbus_interface, self.propname,
 
736
                   self.value_to_set,
 
737
                   dbus_interface=dbus.PROPERTIES_IFACE)
 
738
 
 
739
    @property
 
740
    def propname(self):
 
741
        raise NotImplementedError()
 
742
 
 
743
 
 
744
class EnableCmd(PropertyCmd):
 
745
    propname = "Enabled"
 
746
    value_to_set = dbus.Boolean(True)
 
747
 
 
748
 
 
749
class DisableCmd(PropertyCmd):
 
750
    propname = "Enabled"
 
751
    value_to_set = dbus.Boolean(False)
 
752
 
 
753
 
 
754
class BumpTimeoutCmd(PropertyCmd):
 
755
    propname = "LastCheckedOK"
 
756
    value_to_set = ""
 
757
 
 
758
 
 
759
class StartCheckerCmd(PropertyCmd):
 
760
    propname = "CheckerRunning"
 
761
    value_to_set = dbus.Boolean(True)
 
762
 
 
763
 
 
764
class StopCheckerCmd(PropertyCmd):
 
765
    propname = "CheckerRunning"
 
766
    value_to_set = dbus.Boolean(False)
 
767
 
 
768
 
 
769
class ApproveByDefaultCmd(PropertyCmd):
 
770
    propname = "ApprovedByDefault"
 
771
    value_to_set = dbus.Boolean(True)
 
772
 
 
773
 
 
774
class DenyByDefaultCmd(PropertyCmd):
 
775
    propname = "ApprovedByDefault"
 
776
    value_to_set = dbus.Boolean(False)
 
777
 
 
778
 
 
779
class PropertyValueCmd(PropertyCmd):
 
780
    """Abstract class for PropertyCmd recieving a value as argument"""
 
781
    def __init__(self, value):
 
782
        self.value_to_set = value
 
783
 
 
784
 
 
785
class SetCheckerCmd(PropertyValueCmd):
 
786
    propname = "Checker"
 
787
 
 
788
 
 
789
class SetHostCmd(PropertyValueCmd):
 
790
    propname = "Host"
 
791
 
 
792
 
 
793
class SetSecretCmd(PropertyValueCmd):
 
794
    propname = "Secret"
 
795
 
 
796
    @property
 
797
    def value_to_set(self):
 
798
        return self._vts
 
799
 
 
800
    @value_to_set.setter
 
801
    def value_to_set(self, value):
 
802
        """When setting, read data from supplied file object"""
 
803
        self._vts = value.read()
 
804
        value.close()
 
805
 
 
806
 
 
807
class MillisecondsPropertyValueArgumentCmd(PropertyValueCmd):
 
808
    """Abstract class for PropertyValueCmd taking a value argument as
 
809
a datetime.timedelta() but should store it as milliseconds."""
 
810
 
 
811
    @property
 
812
    def value_to_set(self):
 
813
        return self._vts
 
814
 
 
815
    @value_to_set.setter
 
816
    def value_to_set(self, value):
 
817
        """When setting, convert value from a datetime.timedelta"""
 
818
        self._vts = int(round(value.total_seconds() * 1000))
 
819
 
 
820
 
 
821
class SetTimeoutCmd(MillisecondsPropertyValueArgumentCmd):
 
822
    propname = "Timeout"
 
823
 
 
824
 
 
825
class SetExtendedTimeoutCmd(MillisecondsPropertyValueArgumentCmd):
 
826
    propname = "ExtendedTimeout"
 
827
 
 
828
 
 
829
class SetIntervalCmd(MillisecondsPropertyValueArgumentCmd):
 
830
    propname = "Interval"
 
831
 
 
832
 
 
833
class SetApprovalDelayCmd(MillisecondsPropertyValueArgumentCmd):
 
834
    propname = "ApprovalDelay"
 
835
 
 
836
 
 
837
class SetApprovalDurationCmd(MillisecondsPropertyValueArgumentCmd):
 
838
    propname = "ApprovalDuration"
 
839
 
 
840
 
 
841
 
 
842
class TestCaseWithAssertLogs(unittest.TestCase):
 
843
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
 
844
 
 
845
    if not hasattr(unittest.TestCase, "assertLogs"):
 
846
        @contextlib.contextmanager
 
847
        def assertLogs(self, logger, level=logging.INFO):
 
848
            capturing_handler = self.CapturingLevelHandler(level)
 
849
            old_level = logger.level
 
850
            old_propagate = logger.propagate
 
851
            logger.addHandler(capturing_handler)
 
852
            logger.setLevel(level)
 
853
            logger.propagate = False
 
854
            try:
 
855
                yield capturing_handler.watcher
 
856
            finally:
 
857
                logger.propagate = old_propagate
 
858
                logger.removeHandler(capturing_handler)
 
859
                logger.setLevel(old_level)
 
860
            self.assertGreater(len(capturing_handler.watcher.records),
 
861
                               0)
 
862
 
 
863
        class CapturingLevelHandler(logging.Handler):
 
864
            def __init__(self, level, *args, **kwargs):
 
865
                logging.Handler.__init__(self, *args, **kwargs)
 
866
                self.watcher = self.LoggingWatcher([], [])
 
867
            def emit(self, record):
 
868
                self.watcher.records.append(record)
 
869
                self.watcher.output.append(self.format(record))
 
870
 
 
871
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
 
872
                                                    ("records",
 
873
                                                     "output"))
 
874
 
 
875
class Test_string_to_delta(TestCaseWithAssertLogs):
 
876
    def test_handles_basic_rfc3339(self):
 
877
        self.assertEqual(string_to_delta("PT0S"),
 
878
                         datetime.timedelta())
 
879
        self.assertEqual(string_to_delta("P0D"),
 
880
                         datetime.timedelta())
 
881
        self.assertEqual(string_to_delta("PT1S"),
 
882
                         datetime.timedelta(0, 1))
 
883
        self.assertEqual(string_to_delta("PT2H"),
 
884
                         datetime.timedelta(0, 7200))
 
885
 
 
886
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
887
        with self.assertLogs(log, logging.WARNING):
 
888
            value = string_to_delta("2h")
 
889
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
890
 
 
891
 
 
892
class Test_check_option_syntax(unittest.TestCase):
 
893
    def setUp(self):
 
894
        self.parser = argparse.ArgumentParser()
 
895
        add_command_line_options(self.parser)
 
896
 
 
897
    def test_actions_requires_client_or_all(self):
 
898
        for action, value in self.actions.items():
 
899
            options = self.parser.parse_args()
 
900
            setattr(options, action, value)
 
901
            with self.assertParseError():
 
902
                self.check_option_syntax(options)
 
903
 
 
904
    # This mostly corresponds to the definition from has_actions() in
 
905
    # check_option_syntax()
 
906
    actions = {
 
907
        # The actual values set here are not that important, but we do
 
908
        # at least stick to the correct types, even though they are
 
909
        # never used
 
910
        "enable": True,
 
911
        "disable": True,
 
912
        "bump_timeout": True,
 
913
        "start_checker": True,
 
914
        "stop_checker": True,
 
915
        "is_enabled": True,
 
916
        "remove": True,
 
917
        "checker": "x",
 
918
        "timeout": datetime.timedelta(),
 
919
        "extended_timeout": datetime.timedelta(),
 
920
        "interval": datetime.timedelta(),
 
921
        "approved_by_default": True,
 
922
        "approval_delay": datetime.timedelta(),
 
923
        "approval_duration": datetime.timedelta(),
 
924
        "host": "x",
 
925
        "secret": io.BytesIO(b"x"),
 
926
        "approve": True,
 
927
        "deny": True,
 
928
    }
 
929
 
 
930
    @contextlib.contextmanager
 
931
    def assertParseError(self):
 
932
        with self.assertRaises(SystemExit) as e:
 
933
            with self.temporarily_suppress_stderr():
 
934
                yield
 
935
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
936
        # https://docs.python.org/3/library
 
937
        # /argparse.html#exiting-methods
 
938
        self.assertEqual(e.exception.code, 2)
 
939
 
 
940
    @staticmethod
 
941
    @contextlib.contextmanager
 
942
    def temporarily_suppress_stderr():
 
943
        null = os.open(os.path.devnull, os.O_RDWR)
 
944
        stderrcopy = os.dup(sys.stderr.fileno())
 
945
        os.dup2(null, sys.stderr.fileno())
 
946
        os.close(null)
238
947
        try:
239
 
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
 
948
            yield
240
949
        finally:
241
 
            #restore stderr
 
950
            # restore stderr
242
951
            os.dup2(stderrcopy, sys.stderr.fileno())
243
952
            os.close(stderrcopy)
244
 
    except dbus.exceptions.DBusException:
245
 
        print("Access denied: Accessing mandos server through dbus.",
246
 
              file=sys.stderr)
247
 
        sys.exit(1)
248
 
    
249
 
    # Compile dict of (clients: properties) to process
250
 
    clients={}
251
 
    
252
 
    if options.all or not options.client:
253
 
        clients = dict((bus.get_object(busname, path), properties)
254
 
                       for path, properties in
255
 
                       mandos_clients.iteritems())
256
 
    else:
257
 
        for name in options.client:
258
 
            for path, client in mandos_clients.iteritems():
259
 
                if client["Name"] == name:
260
 
                    client_objc = bus.get_object(busname, path)
261
 
                    clients[client_objc] = client
262
 
                    break
263
 
            else:
264
 
                print("Client not found on server: {0!r}"
265
 
                      .format(name), file=sys.stderr)
266
 
                sys.exit(1)
267
 
    
268
 
    if not has_actions(options) and clients:
269
 
        if options.verbose:
270
 
            keywords = ("Name", "Enabled", "Timeout",
271
 
                        "LastCheckedOK", "Created", "Interval",
272
 
                        "Host", "Fingerprint", "CheckerRunning",
273
 
                        "LastEnabled", "ApprovalPending",
274
 
                        "ApprovedByDefault",
275
 
                        "LastApprovalRequest", "ApprovalDelay",
276
 
                        "ApprovalDuration", "Checker",
277
 
                        "ExtendedTimeout")
278
 
        else:
279
 
            keywords = defaultkeywords
280
 
        
281
 
        print_clients(clients.values(), keywords)
282
 
    else:
283
 
        # Process each client in the list by all selected options
284
 
        for client in clients:
285
 
            def set_client_prop(prop, value):
286
 
                """Set a Client D-Bus property"""
287
 
                client.Set(client_interface, prop, value,
288
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
289
 
            def set_client_prop_ms(prop, value):
290
 
                """Set a Client D-Bus property, converted
291
 
                from a string to milliseconds."""
292
 
                set_client_prop(prop,
293
 
                                timedelta_to_milliseconds
294
 
                                (string_to_delta(value)))
295
 
            if options.remove:
296
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
297
 
            if options.enable:
298
 
                set_client_prop("Enabled", dbus.Boolean(True))
299
 
            if options.disable:
300
 
                set_client_prop("Enabled", dbus.Boolean(False))
301
 
            if options.bump_timeout:
302
 
                set_client_prop("LastCheckedOK", "")
303
 
            if options.start_checker:
304
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
305
 
            if options.stop_checker:
306
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
307
 
            if options.is_enabled:
308
 
                sys.exit(0 if client.Get(client_interface,
309
 
                                         "Enabled",
310
 
                                         dbus_interface=
311
 
                                         dbus.PROPERTIES_IFACE)
312
 
                         else 1)
313
 
            if options.checker is not None:
314
 
                set_client_prop("Checker", options.checker)
315
 
            if options.host is not None:
316
 
                set_client_prop("Host", options.host)
317
 
            if options.interval is not None:
318
 
                set_client_prop_ms("Interval", options.interval)
319
 
            if options.approval_delay is not None:
320
 
                set_client_prop_ms("ApprovalDelay",
321
 
                                   options.approval_delay)
322
 
            if options.approval_duration is not None:
323
 
                set_client_prop_ms("ApprovalDuration",
324
 
                                   options.approval_duration)
325
 
            if options.timeout is not None:
326
 
                set_client_prop_ms("Timeout", options.timeout)
327
 
            if options.extended_timeout is not None:
328
 
                set_client_prop_ms("ExtendedTimeout",
329
 
                                   options.extended_timeout)
330
 
            if options.secret is not None:
331
 
                set_client_prop("Secret",
332
 
                                dbus.ByteArray(options.secret.read()))
333
 
            if options.approved_by_default is not None:
334
 
                set_client_prop("ApprovedByDefault",
335
 
                                dbus.Boolean(options
336
 
                                             .approved_by_default))
337
 
            if options.approve:
338
 
                client.Approve(dbus.Boolean(True),
339
 
                               dbus_interface=client_interface)
340
 
            elif options.deny:
341
 
                client.Approve(dbus.Boolean(False),
342
 
                               dbus_interface=client_interface)
 
953
 
 
954
    def check_option_syntax(self, options):
 
955
        check_option_syntax(self.parser, options)
 
956
 
 
957
    def test_actions_all_conflicts_with_verbose(self):
 
958
        for action, value in self.actions.items():
 
959
            options = self.parser.parse_args()
 
960
            setattr(options, action, value)
 
961
            options.all = True
 
962
            options.verbose = True
 
963
            with self.assertParseError():
 
964
                self.check_option_syntax(options)
 
965
 
 
966
    def test_actions_with_client_conflicts_with_verbose(self):
 
967
        for action, value in self.actions.items():
 
968
            options = self.parser.parse_args()
 
969
            setattr(options, action, value)
 
970
            options.verbose = True
 
971
            options.client = ["foo"]
 
972
            with self.assertParseError():
 
973
                self.check_option_syntax(options)
 
974
 
 
975
    def test_dump_json_conflicts_with_verbose(self):
 
976
        options = self.parser.parse_args()
 
977
        options.dump_json = True
 
978
        options.verbose = True
 
979
        with self.assertParseError():
 
980
            self.check_option_syntax(options)
 
981
 
 
982
    def test_dump_json_conflicts_with_action(self):
 
983
        for action, value in self.actions.items():
 
984
            options = self.parser.parse_args()
 
985
            setattr(options, action, value)
 
986
            options.dump_json = True
 
987
            with self.assertParseError():
 
988
                self.check_option_syntax(options)
 
989
 
 
990
    def test_all_can_not_be_alone(self):
 
991
        options = self.parser.parse_args()
 
992
        options.all = True
 
993
        with self.assertParseError():
 
994
            self.check_option_syntax(options)
 
995
 
 
996
    def test_all_is_ok_with_any_action(self):
 
997
        for action, value in self.actions.items():
 
998
            options = self.parser.parse_args()
 
999
            setattr(options, action, value)
 
1000
            options.all = True
 
1001
            self.check_option_syntax(options)
 
1002
 
 
1003
    def test_any_action_is_ok_with_one_client(self):
 
1004
        for action, value in self.actions.items():
 
1005
            options = self.parser.parse_args()
 
1006
            setattr(options, action, value)
 
1007
            options.client = ["foo"]
 
1008
            self.check_option_syntax(options)
 
1009
 
 
1010
    def test_actions_except_is_enabled_are_ok_with_two_clients(self):
 
1011
        for action, value in self.actions.items():
 
1012
            if action == "is_enabled":
 
1013
                continue
 
1014
            options = self.parser.parse_args()
 
1015
            setattr(options, action, value)
 
1016
            options.client = ["foo", "barbar"]
 
1017
            self.check_option_syntax(options)
 
1018
 
 
1019
    def test_is_enabled_fails_without_client(self):
 
1020
        options = self.parser.parse_args()
 
1021
        options.is_enabled = True
 
1022
        with self.assertParseError():
 
1023
            self.check_option_syntax(options)
 
1024
 
 
1025
    def test_is_enabled_fails_with_two_clients(self):
 
1026
        options = self.parser.parse_args()
 
1027
        options.is_enabled = True
 
1028
        options.client = ["foo", "barbar"]
 
1029
        with self.assertParseError():
 
1030
            self.check_option_syntax(options)
 
1031
 
 
1032
    def test_remove_can_only_be_combined_with_action_deny(self):
 
1033
        for action, value in self.actions.items():
 
1034
            if action in {"remove", "deny"}:
 
1035
                continue
 
1036
            options = self.parser.parse_args()
 
1037
            setattr(options, action, value)
 
1038
            options.all = True
 
1039
            options.remove = True
 
1040
            with self.assertParseError():
 
1041
                self.check_option_syntax(options)
 
1042
 
 
1043
 
 
1044
class Test_get_mandos_dbus_object(TestCaseWithAssertLogs):
 
1045
    def test_calls_and_returns_get_object_on_bus(self):
 
1046
        class MockBus(object):
 
1047
            called = False
 
1048
            def get_object(mockbus_self, busname, dbus_path):
 
1049
                # Note that "self" is still the testcase instance,
 
1050
                # this MockBus instance is in "mockbus_self".
 
1051
                self.assertEqual(busname, dbus_busname)
 
1052
                self.assertEqual(dbus_path, server_dbus_path)
 
1053
                mockbus_self.called = True
 
1054
                return mockbus_self
 
1055
 
 
1056
        mockbus = get_mandos_dbus_object(bus=MockBus())
 
1057
        self.assertIsInstance(mockbus, MockBus)
 
1058
        self.assertTrue(mockbus.called)
 
1059
 
 
1060
    def test_logs_and_exits_on_dbus_error(self):
 
1061
        class MockBusFailing(object):
 
1062
            def get_object(self, busname, dbus_path):
 
1063
                raise dbus.exceptions.DBusException("Test")
 
1064
 
 
1065
        with self.assertLogs(log, logging.CRITICAL):
 
1066
            with self.assertRaises(SystemExit) as e:
 
1067
                bus = get_mandos_dbus_object(bus=MockBusFailing())
 
1068
 
 
1069
        if isinstance(e.exception.code, int):
 
1070
            self.assertNotEqual(e.exception.code, 0)
 
1071
        else:
 
1072
            self.assertIsNotNone(e.exception.code)
 
1073
 
 
1074
 
 
1075
class Test_get_managed_objects(TestCaseWithAssertLogs):
 
1076
    def test_calls_and_returns_GetManagedObjects(self):
 
1077
        managed_objects = {"/clients/foo": { "Name": "foo"}}
 
1078
        class MockObjectManager(object):
 
1079
            def GetManagedObjects(self):
 
1080
                return managed_objects
 
1081
        retval = get_managed_objects(MockObjectManager())
 
1082
        self.assertDictEqual(managed_objects, retval)
 
1083
 
 
1084
    def test_logs_and_exits_on_dbus_error(self):
 
1085
        dbus_logger = logging.getLogger("dbus.proxies")
 
1086
 
 
1087
        class MockObjectManagerFailing(object):
 
1088
            def GetManagedObjects(self):
 
1089
                dbus_logger.error("Test")
 
1090
                raise dbus.exceptions.DBusException("Test")
 
1091
 
 
1092
        class CountingHandler(logging.Handler):
 
1093
            count = 0
 
1094
            def emit(self, record):
 
1095
                self.count += 1
 
1096
 
 
1097
        counting_handler = CountingHandler()
 
1098
 
 
1099
        dbus_logger.addHandler(counting_handler)
 
1100
 
 
1101
        try:
 
1102
            with self.assertLogs(log, logging.CRITICAL) as watcher:
 
1103
                with self.assertRaises(SystemExit) as e:
 
1104
                    get_managed_objects(MockObjectManagerFailing())
 
1105
        finally:
 
1106
            dbus_logger.removeFilter(counting_handler)
 
1107
 
 
1108
        # Make sure the dbus logger was suppressed
 
1109
        self.assertEqual(counting_handler.count, 0)
 
1110
 
 
1111
        # Test that the dbus_logger still works
 
1112
        with self.assertLogs(dbus_logger, logging.ERROR):
 
1113
            dbus_logger.error("Test")
 
1114
 
 
1115
        if isinstance(e.exception.code, int):
 
1116
            self.assertNotEqual(e.exception.code, 0)
 
1117
        else:
 
1118
            self.assertIsNotNone(e.exception.code)
 
1119
 
 
1120
 
 
1121
class Test_commands_from_options(unittest.TestCase):
 
1122
    def setUp(self):
 
1123
        self.parser = argparse.ArgumentParser()
 
1124
        add_command_line_options(self.parser)
 
1125
 
 
1126
    def test_is_enabled(self):
 
1127
        self.assert_command_from_args(["--is-enabled", "foo"],
 
1128
                                      IsEnabledCmd)
 
1129
 
 
1130
    def assert_command_from_args(self, args, command_cls,
 
1131
                                 **cmd_attrs):
 
1132
        """Assert that parsing ARGS should result in an instance of
 
1133
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1134
        options = self.parser.parse_args(args)
 
1135
        check_option_syntax(self.parser, options)
 
1136
        commands = commands_from_options(options)
 
1137
        self.assertEqual(len(commands), 1)
 
1138
        command = commands[0]
 
1139
        self.assertIsInstance(command, command_cls)
 
1140
        for key, value in cmd_attrs.items():
 
1141
            self.assertEqual(getattr(command, key), value)
 
1142
 
 
1143
    def test_is_enabled_short(self):
 
1144
        self.assert_command_from_args(["-V", "foo"], IsEnabledCmd)
 
1145
 
 
1146
    def test_approve(self):
 
1147
        self.assert_command_from_args(["--approve", "foo"],
 
1148
                                      ApproveCmd)
 
1149
 
 
1150
    def test_approve_short(self):
 
1151
        self.assert_command_from_args(["-A", "foo"], ApproveCmd)
 
1152
 
 
1153
    def test_deny(self):
 
1154
        self.assert_command_from_args(["--deny", "foo"], DenyCmd)
 
1155
 
 
1156
    def test_deny_short(self):
 
1157
        self.assert_command_from_args(["-D", "foo"], DenyCmd)
 
1158
 
 
1159
    def test_remove(self):
 
1160
        self.assert_command_from_args(["--remove", "foo"],
 
1161
                                      RemoveCmd)
 
1162
 
 
1163
    def test_deny_before_remove(self):
 
1164
        options = self.parser.parse_args(["--deny", "--remove",
 
1165
                                          "foo"])
 
1166
        check_option_syntax(self.parser, options)
 
1167
        commands = commands_from_options(options)
 
1168
        self.assertEqual(len(commands), 2)
 
1169
        self.assertIsInstance(commands[0], DenyCmd)
 
1170
        self.assertIsInstance(commands[1], RemoveCmd)
 
1171
 
 
1172
    def test_deny_before_remove_reversed(self):
 
1173
        options = self.parser.parse_args(["--remove", "--deny",
 
1174
                                          "--all"])
 
1175
        check_option_syntax(self.parser, options)
 
1176
        commands = commands_from_options(options)
 
1177
        self.assertEqual(len(commands), 2)
 
1178
        self.assertIsInstance(commands[0], DenyCmd)
 
1179
        self.assertIsInstance(commands[1], RemoveCmd)
 
1180
 
 
1181
    def test_remove_short(self):
 
1182
        self.assert_command_from_args(["-r", "foo"], RemoveCmd)
 
1183
 
 
1184
    def test_dump_json(self):
 
1185
        self.assert_command_from_args(["--dump-json"], DumpJSONCmd)
 
1186
 
 
1187
    def test_enable(self):
 
1188
        self.assert_command_from_args(["--enable", "foo"], EnableCmd)
 
1189
 
 
1190
    def test_enable_short(self):
 
1191
        self.assert_command_from_args(["-e", "foo"], EnableCmd)
 
1192
 
 
1193
    def test_disable(self):
 
1194
        self.assert_command_from_args(["--disable", "foo"],
 
1195
                                      DisableCmd)
 
1196
 
 
1197
    def test_disable_short(self):
 
1198
        self.assert_command_from_args(["-d", "foo"], DisableCmd)
 
1199
 
 
1200
    def test_bump_timeout(self):
 
1201
        self.assert_command_from_args(["--bump-timeout", "foo"],
 
1202
                                      BumpTimeoutCmd)
 
1203
 
 
1204
    def test_bump_timeout_short(self):
 
1205
        self.assert_command_from_args(["-b", "foo"], BumpTimeoutCmd)
 
1206
 
 
1207
    def test_start_checker(self):
 
1208
        self.assert_command_from_args(["--start-checker", "foo"],
 
1209
                                      StartCheckerCmd)
 
1210
 
 
1211
    def test_stop_checker(self):
 
1212
        self.assert_command_from_args(["--stop-checker", "foo"],
 
1213
                                      StopCheckerCmd)
 
1214
 
 
1215
    def test_approve_by_default(self):
 
1216
        self.assert_command_from_args(["--approve-by-default", "foo"],
 
1217
                                      ApproveByDefaultCmd)
 
1218
 
 
1219
    def test_deny_by_default(self):
 
1220
        self.assert_command_from_args(["--deny-by-default", "foo"],
 
1221
                                      DenyByDefaultCmd)
 
1222
 
 
1223
    def test_checker(self):
 
1224
        self.assert_command_from_args(["--checker", ":", "foo"],
 
1225
                                      SetCheckerCmd, value_to_set=":")
 
1226
 
 
1227
    def test_checker_empty(self):
 
1228
        self.assert_command_from_args(["--checker", "", "foo"],
 
1229
                                      SetCheckerCmd, value_to_set="")
 
1230
 
 
1231
    def test_checker_short(self):
 
1232
        self.assert_command_from_args(["-c", ":", "foo"],
 
1233
                                      SetCheckerCmd, value_to_set=":")
 
1234
 
 
1235
    def test_host(self):
 
1236
        self.assert_command_from_args(["--host", "foo.example.org",
 
1237
                                       "foo"], SetHostCmd,
 
1238
                                      value_to_set="foo.example.org")
 
1239
 
 
1240
    def test_host_short(self):
 
1241
        self.assert_command_from_args(["-H", "foo.example.org",
 
1242
                                       "foo"], SetHostCmd,
 
1243
                                      value_to_set="foo.example.org")
 
1244
 
 
1245
    def test_secret_devnull(self):
 
1246
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1247
                                       "foo"], SetSecretCmd,
 
1248
                                      value_to_set=b"")
 
1249
 
 
1250
    def test_secret_tempfile(self):
 
1251
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1252
            value = b"secret\0xyzzy\nbar"
 
1253
            f.write(value)
 
1254
            f.seek(0)
 
1255
            self.assert_command_from_args(["--secret", f.name,
 
1256
                                           "foo"], SetSecretCmd,
 
1257
                                          value_to_set=value)
 
1258
 
 
1259
    def test_secret_devnull_short(self):
 
1260
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
 
1261
                                      SetSecretCmd, value_to_set=b"")
 
1262
 
 
1263
    def test_secret_tempfile_short(self):
 
1264
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1265
            value = b"secret\0xyzzy\nbar"
 
1266
            f.write(value)
 
1267
            f.seek(0)
 
1268
            self.assert_command_from_args(["-s", f.name, "foo"],
 
1269
                                          SetSecretCmd,
 
1270
                                          value_to_set=value)
 
1271
 
 
1272
    def test_timeout(self):
 
1273
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
 
1274
                                      SetTimeoutCmd,
 
1275
                                      value_to_set=300000)
 
1276
 
 
1277
    def test_timeout_short(self):
 
1278
        self.assert_command_from_args(["-t", "PT5M", "foo"],
 
1279
                                      SetTimeoutCmd,
 
1280
                                      value_to_set=300000)
 
1281
 
 
1282
    def test_extended_timeout(self):
 
1283
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1284
                                       "foo"],
 
1285
                                      SetExtendedTimeoutCmd,
 
1286
                                      value_to_set=900000)
 
1287
 
 
1288
    def test_interval(self):
 
1289
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
 
1290
                                      SetIntervalCmd,
 
1291
                                      value_to_set=120000)
 
1292
 
 
1293
    def test_interval_short(self):
 
1294
        self.assert_command_from_args(["-i", "PT2M", "foo"],
 
1295
                                      SetIntervalCmd,
 
1296
                                      value_to_set=120000)
 
1297
 
 
1298
    def test_approval_delay(self):
 
1299
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1300
                                       "foo"], SetApprovalDelayCmd,
 
1301
                                      value_to_set=30000)
 
1302
 
 
1303
    def test_approval_duration(self):
 
1304
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1305
                                       "foo"], SetApprovalDurationCmd,
 
1306
                                      value_to_set=1000)
 
1307
 
 
1308
    def test_print_table(self):
 
1309
        self.assert_command_from_args([], PrintTableCmd,
 
1310
                                      verbose=False)
 
1311
 
 
1312
    def test_print_table_verbose(self):
 
1313
        self.assert_command_from_args(["--verbose"], PrintTableCmd,
 
1314
                                      verbose=True)
 
1315
 
 
1316
    def test_print_table_verbose_short(self):
 
1317
        self.assert_command_from_args(["-v"], PrintTableCmd,
 
1318
                                      verbose=True)
 
1319
 
 
1320
 
 
1321
class TestCmd(unittest.TestCase):
 
1322
    """Abstract class for tests of command classes"""
 
1323
 
 
1324
    def setUp(self):
 
1325
        testcase = self
 
1326
        class MockClient(object):
 
1327
            def __init__(self, name, **attributes):
 
1328
                self.__dbus_object_path__ = "/clients/{}".format(name)
 
1329
                self.attributes = attributes
 
1330
                self.attributes["Name"] = name
 
1331
                self.calls = []
 
1332
            def Set(self, interface, propname, value, dbus_interface):
 
1333
                testcase.assertEqual(interface, client_dbus_interface)
 
1334
                testcase.assertEqual(dbus_interface,
 
1335
                                     dbus.PROPERTIES_IFACE)
 
1336
                self.attributes[propname] = value
 
1337
            def Get(self, interface, propname, dbus_interface):
 
1338
                testcase.assertEqual(interface, client_dbus_interface)
 
1339
                testcase.assertEqual(dbus_interface,
 
1340
                                     dbus.PROPERTIES_IFACE)
 
1341
                return self.attributes[propname]
 
1342
            def Approve(self, approve, dbus_interface):
 
1343
                testcase.assertEqual(dbus_interface,
 
1344
                                     client_dbus_interface)
 
1345
                self.calls.append(("Approve", (approve,
 
1346
                                               dbus_interface)))
 
1347
        self.client = MockClient(
 
1348
            "foo",
 
1349
            KeyID=("92ed150794387c03ce684574b1139a65"
 
1350
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
1351
            Secret=b"secret",
 
1352
            Host="foo.example.org",
 
1353
            Enabled=dbus.Boolean(True),
 
1354
            Timeout=300000,
 
1355
            LastCheckedOK="2019-02-03T00:00:00",
 
1356
            Created="2019-01-02T00:00:00",
 
1357
            Interval=120000,
 
1358
            Fingerprint=("778827225BA7DE539C5A"
 
1359
                         "7CFA59CFF7CDBD9A5920"),
 
1360
            CheckerRunning=dbus.Boolean(False),
 
1361
            LastEnabled="2019-01-03T00:00:00",
 
1362
            ApprovalPending=dbus.Boolean(False),
 
1363
            ApprovedByDefault=dbus.Boolean(True),
 
1364
            LastApprovalRequest="",
 
1365
            ApprovalDelay=0,
 
1366
            ApprovalDuration=1000,
 
1367
            Checker="fping -q -- %(host)s",
 
1368
            ExtendedTimeout=900000,
 
1369
            Expires="2019-02-04T00:00:00",
 
1370
            LastCheckerStatus=0)
 
1371
        self.other_client = MockClient(
 
1372
            "barbar",
 
1373
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
1374
                   "6ab612cff5ad227247e46c2b020f441c"),
 
1375
            Secret=b"secretbar",
 
1376
            Host="192.0.2.3",
 
1377
            Enabled=dbus.Boolean(True),
 
1378
            Timeout=300000,
 
1379
            LastCheckedOK="2019-02-04T00:00:00",
 
1380
            Created="2019-01-03T00:00:00",
 
1381
            Interval=120000,
 
1382
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
1383
                         "F547B3A107558FCA3A27"),
 
1384
            CheckerRunning=dbus.Boolean(True),
 
1385
            LastEnabled="2019-01-04T00:00:00",
 
1386
            ApprovalPending=dbus.Boolean(False),
 
1387
            ApprovedByDefault=dbus.Boolean(False),
 
1388
            LastApprovalRequest="2019-01-03T00:00:00",
 
1389
            ApprovalDelay=30000,
 
1390
            ApprovalDuration=93785000,
 
1391
            Checker=":",
 
1392
            ExtendedTimeout=900000,
 
1393
            Expires="2019-02-05T00:00:00",
 
1394
            LastCheckerStatus=-2)
 
1395
        self.clients =  collections.OrderedDict(
 
1396
            [
 
1397
                ("/clients/foo", self.client.attributes),
 
1398
                ("/clients/barbar", self.other_client.attributes),
 
1399
            ])
 
1400
        self.one_client = {"/clients/foo": self.client.attributes}
 
1401
 
 
1402
    @property
 
1403
    def bus(self):
 
1404
        class Bus(object):
 
1405
            @staticmethod
 
1406
            def get_object(client_bus_name, path):
 
1407
                self.assertEqual(client_bus_name, dbus_busname)
 
1408
                return {
 
1409
                    # Note: "self" here is the TestCmd instance, not
 
1410
                    # the Bus instance, since this is a static method!
 
1411
                    "/clients/foo": self.client,
 
1412
                    "/clients/barbar": self.other_client,
 
1413
                }[path]
 
1414
        return Bus()
 
1415
 
 
1416
 
 
1417
class TestIsEnabledCmd(TestCmd):
 
1418
    def test_is_enabled(self):
 
1419
        self.assertTrue(all(IsEnabledCmd().is_enabled(client,
 
1420
                                                      properties)
 
1421
                            for client, properties
 
1422
                            in self.clients.items()))
 
1423
 
 
1424
    def test_is_enabled_run_exits_successfully(self):
 
1425
        with self.assertRaises(SystemExit) as e:
 
1426
            IsEnabledCmd().run(self.one_client)
 
1427
        if e.exception.code is not None:
 
1428
            self.assertEqual(e.exception.code, 0)
 
1429
        else:
 
1430
            self.assertIsNone(e.exception.code)
 
1431
 
 
1432
    def test_is_enabled_run_exits_with_failure(self):
 
1433
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
1434
        with self.assertRaises(SystemExit) as e:
 
1435
            IsEnabledCmd().run(self.one_client)
 
1436
        if isinstance(e.exception.code, int):
 
1437
            self.assertNotEqual(e.exception.code, 0)
 
1438
        else:
 
1439
            self.assertIsNotNone(e.exception.code)
 
1440
 
 
1441
 
 
1442
class TestApproveCmd(TestCmd):
 
1443
    def test_approve(self):
 
1444
        ApproveCmd().run(self.clients, self.bus)
 
1445
        for clientpath in self.clients:
 
1446
            client = self.bus.get_object(dbus_busname, clientpath)
 
1447
            self.assertIn(("Approve", (True, client_dbus_interface)),
 
1448
                          client.calls)
 
1449
 
 
1450
 
 
1451
class TestDenyCmd(TestCmd):
 
1452
    def test_deny(self):
 
1453
        DenyCmd().run(self.clients, self.bus)
 
1454
        for clientpath in self.clients:
 
1455
            client = self.bus.get_object(dbus_busname, clientpath)
 
1456
            self.assertIn(("Approve", (False, client_dbus_interface)),
 
1457
                          client.calls)
 
1458
 
 
1459
 
 
1460
class TestRemoveCmd(TestCmd):
 
1461
    def test_remove(self):
 
1462
        class MockMandos(object):
 
1463
            def __init__(self):
 
1464
                self.calls = []
 
1465
            def RemoveClient(self, dbus_path):
 
1466
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1467
        mandos = MockMandos()
 
1468
        super(TestRemoveCmd, self).setUp()
 
1469
        RemoveCmd().run(self.clients, self.bus, mandos)
 
1470
        self.assertEqual(len(mandos.calls), 2)
 
1471
        for clientpath in self.clients:
 
1472
            self.assertIn(("RemoveClient", (clientpath,)),
 
1473
                          mandos.calls)
 
1474
 
 
1475
 
 
1476
class TestDumpJSONCmd(TestCmd):
 
1477
    def setUp(self):
 
1478
        self.expected_json = {
 
1479
            "foo": {
 
1480
                "Name": "foo",
 
1481
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
1482
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
1483
                "Host": "foo.example.org",
 
1484
                "Enabled": True,
 
1485
                "Timeout": 300000,
 
1486
                "LastCheckedOK": "2019-02-03T00:00:00",
 
1487
                "Created": "2019-01-02T00:00:00",
 
1488
                "Interval": 120000,
 
1489
                "Fingerprint": ("778827225BA7DE539C5A"
 
1490
                                "7CFA59CFF7CDBD9A5920"),
 
1491
                "CheckerRunning": False,
 
1492
                "LastEnabled": "2019-01-03T00:00:00",
 
1493
                "ApprovalPending": False,
 
1494
                "ApprovedByDefault": True,
 
1495
                "LastApprovalRequest": "",
 
1496
                "ApprovalDelay": 0,
 
1497
                "ApprovalDuration": 1000,
 
1498
                "Checker": "fping -q -- %(host)s",
 
1499
                "ExtendedTimeout": 900000,
 
1500
                "Expires": "2019-02-04T00:00:00",
 
1501
                "LastCheckerStatus": 0,
 
1502
            },
 
1503
            "barbar": {
 
1504
                "Name": "barbar",
 
1505
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
1506
                          "6ab612cff5ad227247e46c2b020f441c"),
 
1507
                "Host": "192.0.2.3",
 
1508
                "Enabled": True,
 
1509
                "Timeout": 300000,
 
1510
                "LastCheckedOK": "2019-02-04T00:00:00",
 
1511
                "Created": "2019-01-03T00:00:00",
 
1512
                "Interval": 120000,
 
1513
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
1514
                                "F547B3A107558FCA3A27"),
 
1515
                "CheckerRunning": True,
 
1516
                "LastEnabled": "2019-01-04T00:00:00",
 
1517
                "ApprovalPending": False,
 
1518
                "ApprovedByDefault": False,
 
1519
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
1520
                "ApprovalDelay": 30000,
 
1521
                "ApprovalDuration": 93785000,
 
1522
                "Checker": ":",
 
1523
                "ExtendedTimeout": 900000,
 
1524
                "Expires": "2019-02-05T00:00:00",
 
1525
                "LastCheckerStatus": -2,
 
1526
            },
 
1527
        }
 
1528
        return super(TestDumpJSONCmd, self).setUp()
 
1529
 
 
1530
    def test_normal(self):
 
1531
        output = DumpJSONCmd().output(self.clients.values())
 
1532
        json_data = json.loads(output)
 
1533
        self.assertDictEqual(json_data, self.expected_json)
 
1534
 
 
1535
    def test_one_client(self):
 
1536
        output = DumpJSONCmd().output(self.one_client.values())
 
1537
        json_data = json.loads(output)
 
1538
        expected_json = {"foo": self.expected_json["foo"]}
 
1539
        self.assertDictEqual(json_data, expected_json)
 
1540
 
 
1541
 
 
1542
class TestPrintTableCmd(TestCmd):
 
1543
    def test_normal(self):
 
1544
        output = PrintTableCmd().output(self.clients.values())
 
1545
        expected_output = "\n".join((
 
1546
            "Name   Enabled Timeout  Last Successful Check",
 
1547
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
1548
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
1549
        ))
 
1550
        self.assertEqual(output, expected_output)
 
1551
 
 
1552
    def test_verbose(self):
 
1553
        output = PrintTableCmd(verbose=True).output(
 
1554
            self.clients.values())
 
1555
        columns = (
 
1556
            (
 
1557
                "Name   ",
 
1558
                "foo    ",
 
1559
                "barbar ",
 
1560
            ),(
 
1561
                "Enabled ",
 
1562
                "Yes     ",
 
1563
                "Yes     ",
 
1564
            ),(
 
1565
                "Timeout  ",
 
1566
                "00:05:00 ",
 
1567
                "00:05:00 ",
 
1568
            ),(
 
1569
                "Last Successful Check ",
 
1570
                "2019-02-03T00:00:00   ",
 
1571
                "2019-02-04T00:00:00   ",
 
1572
            ),(
 
1573
                "Created             ",
 
1574
                "2019-01-02T00:00:00 ",
 
1575
                "2019-01-03T00:00:00 ",
 
1576
            ),(
 
1577
                "Interval ",
 
1578
                "00:02:00 ",
 
1579
                "00:02:00 ",
 
1580
            ),(
 
1581
                "Host            ",
 
1582
                "foo.example.org ",
 
1583
                "192.0.2.3       ",
 
1584
            ),(
 
1585
                ("Key ID                                             "
 
1586
                 "              "),
 
1587
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
1588
                 "ea90a27cddb12 "),
 
1589
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
1590
                 "46c2b020f441c "),
 
1591
            ),(
 
1592
                "Fingerprint                              ",
 
1593
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
1594
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
1595
            ),(
 
1596
                "Check Is Running ",
 
1597
                "No               ",
 
1598
                "Yes              ",
 
1599
            ),(
 
1600
                "Last Enabled        ",
 
1601
                "2019-01-03T00:00:00 ",
 
1602
                "2019-01-04T00:00:00 ",
 
1603
            ),(
 
1604
                "Approval Is Pending ",
 
1605
                "No                  ",
 
1606
                "No                  ",
 
1607
            ),(
 
1608
                "Approved By Default ",
 
1609
                "Yes                 ",
 
1610
                "No                  ",
 
1611
            ),(
 
1612
                "Last Approval Request ",
 
1613
                "                      ",
 
1614
                "2019-01-03T00:00:00   ",
 
1615
            ),(
 
1616
                "Approval Delay ",
 
1617
                "00:00:00       ",
 
1618
                "00:00:30       ",
 
1619
            ),(
 
1620
                "Approval Duration ",
 
1621
                "00:00:01          ",
 
1622
                "1T02:03:05        ",
 
1623
            ),(
 
1624
                "Checker              ",
 
1625
                "fping -q -- %(host)s ",
 
1626
                ":                    ",
 
1627
            ),(
 
1628
                "Extended Timeout ",
 
1629
                "00:15:00         ",
 
1630
                "00:15:00         ",
 
1631
            ),(
 
1632
                "Expires             ",
 
1633
                "2019-02-04T00:00:00 ",
 
1634
                "2019-02-05T00:00:00 ",
 
1635
            ),(
 
1636
                "Last Checker Status",
 
1637
                "0                  ",
 
1638
                "-2                 ",
 
1639
            )
 
1640
        )
 
1641
        num_lines = max(len(rows) for rows in columns)
 
1642
        expected_output = "\n".join("".join(rows[line]
 
1643
                                            for rows in columns)
 
1644
                                    for line in range(num_lines))
 
1645
        self.assertEqual(output, expected_output)
 
1646
 
 
1647
    def test_one_client(self):
 
1648
        output = PrintTableCmd().output(self.one_client.values())
 
1649
        expected_output = "\n".join((
 
1650
            "Name Enabled Timeout  Last Successful Check",
 
1651
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
1652
        ))
 
1653
        self.assertEqual(output, expected_output)
 
1654
 
 
1655
 
 
1656
class TestPropertyCmd(TestCmd):
 
1657
    """Abstract class for tests of PropertyCmd classes"""
 
1658
    def runTest(self):
 
1659
        if not hasattr(self, "command"):
 
1660
            return
 
1661
        values_to_get = getattr(self, "values_to_get",
 
1662
                                self.values_to_set)
 
1663
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1664
                                              values_to_get):
 
1665
            for clientpath in self.clients:
 
1666
                client = self.bus.get_object(dbus_busname, clientpath)
 
1667
                old_value = client.attributes[self.propname]
 
1668
                self.assertNotIsInstance(old_value, self.Unique)
 
1669
                client.attributes[self.propname] = self.Unique()
 
1670
            self.run_command(value_to_set, self.clients)
 
1671
            for clientpath in self.clients:
 
1672
                client = self.bus.get_object(dbus_busname, clientpath)
 
1673
                value = client.attributes[self.propname]
 
1674
                self.assertNotIsInstance(value, self.Unique)
 
1675
                self.assertEqual(value, value_to_get)
 
1676
 
 
1677
    class Unique(object):
 
1678
        """Class for objects which exist only to be unique objects,
 
1679
since unittest.mock.sentinel only exists in Python 3.3"""
 
1680
 
 
1681
    def run_command(self, value, clients):
 
1682
        self.command().run(clients, self.bus)
 
1683
 
 
1684
 
 
1685
class TestEnableCmd(TestPropertyCmd):
 
1686
    command = EnableCmd
 
1687
    propname = "Enabled"
 
1688
    values_to_set = [dbus.Boolean(True)]
 
1689
 
 
1690
 
 
1691
class TestDisableCmd(TestPropertyCmd):
 
1692
    command = DisableCmd
 
1693
    propname = "Enabled"
 
1694
    values_to_set = [dbus.Boolean(False)]
 
1695
 
 
1696
 
 
1697
class TestBumpTimeoutCmd(TestPropertyCmd):
 
1698
    command = BumpTimeoutCmd
 
1699
    propname = "LastCheckedOK"
 
1700
    values_to_set = [""]
 
1701
 
 
1702
 
 
1703
class TestStartCheckerCmd(TestPropertyCmd):
 
1704
    command = StartCheckerCmd
 
1705
    propname = "CheckerRunning"
 
1706
    values_to_set = [dbus.Boolean(True)]
 
1707
 
 
1708
 
 
1709
class TestStopCheckerCmd(TestPropertyCmd):
 
1710
    command = StopCheckerCmd
 
1711
    propname = "CheckerRunning"
 
1712
    values_to_set = [dbus.Boolean(False)]
 
1713
 
 
1714
 
 
1715
class TestApproveByDefaultCmd(TestPropertyCmd):
 
1716
    command = ApproveByDefaultCmd
 
1717
    propname = "ApprovedByDefault"
 
1718
    values_to_set = [dbus.Boolean(True)]
 
1719
 
 
1720
 
 
1721
class TestDenyByDefaultCmd(TestPropertyCmd):
 
1722
    command = DenyByDefaultCmd
 
1723
    propname = "ApprovedByDefault"
 
1724
    values_to_set = [dbus.Boolean(False)]
 
1725
 
 
1726
 
 
1727
class TestPropertyValueCmd(TestPropertyCmd):
 
1728
    """Abstract class for tests of PropertyValueCmd classes"""
 
1729
 
 
1730
    def runTest(self):
 
1731
        if type(self) is TestPropertyValueCmd:
 
1732
            return
 
1733
        return super(TestPropertyValueCmd, self).runTest()
 
1734
 
 
1735
    def run_command(self, value, clients):
 
1736
        self.command(value).run(clients, self.bus)
 
1737
 
 
1738
 
 
1739
class TestSetCheckerCmd(TestPropertyValueCmd):
 
1740
    command = SetCheckerCmd
 
1741
    propname = "Checker"
 
1742
    values_to_set = ["", ":", "fping -q -- %s"]
 
1743
 
 
1744
 
 
1745
class TestSetHostCmd(TestPropertyValueCmd):
 
1746
    command = SetHostCmd
 
1747
    propname = "Host"
 
1748
    values_to_set = ["192.0.2.3", "foo.example.org"]
 
1749
 
 
1750
 
 
1751
class TestSetSecretCmd(TestPropertyValueCmd):
 
1752
    command = SetSecretCmd
 
1753
    propname = "Secret"
 
1754
    values_to_set = [io.BytesIO(b""),
 
1755
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1756
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
 
1757
 
 
1758
 
 
1759
class TestSetTimeoutCmd(TestPropertyValueCmd):
 
1760
    command = SetTimeoutCmd
 
1761
    propname = "Timeout"
 
1762
    values_to_set = [datetime.timedelta(),
 
1763
                     datetime.timedelta(minutes=5),
 
1764
                     datetime.timedelta(seconds=1),
 
1765
                     datetime.timedelta(weeks=1),
 
1766
                     datetime.timedelta(weeks=52)]
 
1767
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1768
 
 
1769
 
 
1770
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
 
1771
    command = SetExtendedTimeoutCmd
 
1772
    propname = "ExtendedTimeout"
 
1773
    values_to_set = [datetime.timedelta(),
 
1774
                     datetime.timedelta(minutes=5),
 
1775
                     datetime.timedelta(seconds=1),
 
1776
                     datetime.timedelta(weeks=1),
 
1777
                     datetime.timedelta(weeks=52)]
 
1778
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1779
 
 
1780
 
 
1781
class TestSetIntervalCmd(TestPropertyValueCmd):
 
1782
    command = SetIntervalCmd
 
1783
    propname = "Interval"
 
1784
    values_to_set = [datetime.timedelta(),
 
1785
                     datetime.timedelta(minutes=5),
 
1786
                     datetime.timedelta(seconds=1),
 
1787
                     datetime.timedelta(weeks=1),
 
1788
                     datetime.timedelta(weeks=52)]
 
1789
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1790
 
 
1791
 
 
1792
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
 
1793
    command = SetApprovalDelayCmd
 
1794
    propname = "ApprovalDelay"
 
1795
    values_to_set = [datetime.timedelta(),
 
1796
                     datetime.timedelta(minutes=5),
 
1797
                     datetime.timedelta(seconds=1),
 
1798
                     datetime.timedelta(weeks=1),
 
1799
                     datetime.timedelta(weeks=52)]
 
1800
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1801
 
 
1802
 
 
1803
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
 
1804
    command = SetApprovalDurationCmd
 
1805
    propname = "ApprovalDuration"
 
1806
    values_to_set = [datetime.timedelta(),
 
1807
                     datetime.timedelta(minutes=5),
 
1808
                     datetime.timedelta(seconds=1),
 
1809
                     datetime.timedelta(weeks=1),
 
1810
                     datetime.timedelta(weeks=52)]
 
1811
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1812
 
 
1813
 
 
1814
 
 
1815
def should_only_run_tests():
 
1816
    parser = argparse.ArgumentParser(add_help=False)
 
1817
    parser.add_argument("--check", action='store_true')
 
1818
    args, unknown_args = parser.parse_known_args()
 
1819
    run_tests = args.check
 
1820
    if run_tests:
 
1821
        # Remove --check argument from sys.argv
 
1822
        sys.argv[1:] = unknown_args
 
1823
    return run_tests
 
1824
 
 
1825
# Add all tests from doctest strings
 
1826
def load_tests(loader, tests, none):
 
1827
    import doctest
 
1828
    tests.addTests(doctest.DocTestSuite())
 
1829
    return tests
343
1830
 
344
1831
if __name__ == "__main__":
345
 
    main()
 
1832
    try:
 
1833
        if should_only_run_tests():
 
1834
            # Call using ./tdd-python-script --check [--verbose]
 
1835
            unittest.main()
 
1836
        else:
 
1837
            main()
 
1838
    finally:
 
1839
        logging.shutdown()