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* Makefile (install-client-nokey): Create network hook directory.
* debian/mandos-client.README.Debian: Corrected mail address.

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#!/usr/bin/python
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
 
#
 
2
# -*- mode: python; coding: utf-8 -*-
 
3
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
 
#
6
 
# Copyright © 2008-2019 Teddy Hogeborn
7
 
# Copyright © 2008-2019 Björn Påhlsson
8
 
#
9
 
# This file is part of Mandos.
10
 
#
11
 
# Mandos is free software: you can redistribute it and/or modify it
12
 
# under the terms of the GNU General Public License as published by
 
5
 
6
# Copyright © 2008-2011 Teddy Hogeborn
 
7
# Copyright © 2008-2011 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
13
11
# the Free Software Foundation, either version 3 of the License, or
14
12
# (at your option) any later version.
15
13
#
16
 
#     Mandos is distributed in the hope that it will be useful, but
17
 
#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
14
#     This program is distributed in the hope that it will be useful,
 
15
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
18
16
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19
17
#     GNU General Public License for more details.
20
 
#
 
18
21
19
# You should have received a copy of the GNU General Public License
22
 
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
23
 
#
 
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
21
24
22
# Contact the authors at <mandos@recompile.se>.
25
 
#
 
23
26
24
 
27
25
from __future__ import (division, absolute_import, print_function,
28
26
                        unicode_literals)
29
27
 
30
 
try:
31
 
    from future_builtins import *
32
 
except ImportError:
33
 
    pass
34
 
 
35
28
import sys
 
29
import dbus
36
30
import argparse
37
31
import locale
38
32
import datetime
39
33
import re
40
34
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
64
 
    import StringIO
65
 
    io.StringIO = StringIO.StringIO
66
35
 
67
36
locale.setlocale(locale.LC_ALL, "")
68
37
 
69
 
dbus_busname_domain = "se.recompile"
70
 
dbus_busname = dbus_busname_domain + ".Mandos"
71
 
server_dbus_path = "/"
72
 
server_dbus_interface = dbus_busname_domain + ".Mandos"
73
 
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
74
 
del dbus_busname_domain
75
 
version = "1.8.3"
76
 
 
77
 
 
78
 
try:
79
 
    dbus.OBJECT_MANAGER_IFACE
80
 
except AttributeError:
81
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
82
 
 
 
38
tablewords = {
 
39
    "Name": "Name",
 
40
    "Enabled": "Enabled",
 
41
    "Timeout": "Timeout",
 
42
    "LastCheckedOK": "Last Successful Check",
 
43
    "LastApprovalRequest": "Last Approval Request",
 
44
    "Created": "Created",
 
45
    "Interval": "Interval",
 
46
    "Host": "Host",
 
47
    "Fingerprint": "Fingerprint",
 
48
    "CheckerRunning": "Check Is Running",
 
49
    "LastEnabled": "Last Enabled",
 
50
    "ApprovalPending": "Approval Is Pending",
 
51
    "ApprovedByDefault": "Approved By Default",
 
52
    "ApprovalDelay": "Approval Delay",
 
53
    "ApprovalDuration": "Approval Duration",
 
54
    "Checker": "Checker",
 
55
    "ExtendedTimeout" : "Extended Timeout"
 
56
    }
 
57
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
58
domain = "se.recompile"
 
59
busname = domain + ".Mandos"
 
60
server_path = "/"
 
61
server_interface = domain + ".Mandos"
 
62
client_interface = domain + ".Mandos.Client"
 
63
version = "1.4.1"
 
64
 
 
65
def timedelta_to_milliseconds(td):
 
66
    """Convert a datetime.timedelta object to milliseconds"""
 
67
    return ((td.days * 24 * 60 * 60 * 1000)
 
68
            + (td.seconds * 1000)
 
69
            + (td.microseconds // 1000))
 
70
 
 
71
def milliseconds_to_string(ms):
 
72
    td = datetime.timedelta(0, 0, 0, ms)
 
73
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
 
74
            % { "days": "%dT" % td.days if td.days else "",
 
75
                "hours": td.seconds // 3600,
 
76
                "minutes": (td.seconds % 3600) // 60,
 
77
                "seconds": td.seconds % 60,
 
78
                })
 
79
 
 
80
def string_to_delta(interval):
 
81
    """Parse a string and return a datetime.timedelta
 
82
    
 
83
    >>> string_to_delta("7d")
 
84
    datetime.timedelta(7)
 
85
    >>> string_to_delta("60s")
 
86
    datetime.timedelta(0, 60)
 
87
    >>> string_to_delta("60m")
 
88
    datetime.timedelta(0, 3600)
 
89
    >>> string_to_delta("24h")
 
90
    datetime.timedelta(1)
 
91
    >>> string_to_delta("1w")
 
92
    datetime.timedelta(7)
 
93
    >>> string_to_delta("5m 30s")
 
94
    datetime.timedelta(0, 330)
 
95
    """
 
96
    timevalue = datetime.timedelta(0)
 
97
    regexp = re.compile("\d+[dsmhw]")
 
98
    
 
99
    for s in regexp.findall(interval):
 
100
        try:
 
101
            suffix = unicode(s[-1])
 
102
            value = int(s[:-1])
 
103
            if suffix == "d":
 
104
                delta = datetime.timedelta(value)
 
105
            elif suffix == "s":
 
106
                delta = datetime.timedelta(0, value)
 
107
            elif suffix == "m":
 
108
                delta = datetime.timedelta(0, 0, 0, 0, value)
 
109
            elif suffix == "h":
 
110
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
 
111
            elif suffix == "w":
 
112
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
 
113
            else:
 
114
                raise ValueError
 
115
        except (ValueError, IndexError):
 
116
            raise ValueError
 
117
        timevalue += delta
 
118
    return timevalue
 
119
 
 
120
def print_clients(clients, keywords):
 
121
    def valuetostring(value, keyword):
 
122
        if type(value) is dbus.Boolean:
 
123
            return "Yes" if value else "No"
 
124
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
125
                       "ApprovalDuration"):
 
126
            return milliseconds_to_string(value)
 
127
        return unicode(value)
 
128
    
 
129
    # Create format string to print table rows
 
130
    format_string = " ".join("%%-%ds" %
 
131
                             max(len(tablewords[key]),
 
132
                                 max(len(valuetostring(client[key],
 
133
                                                       key))
 
134
                                     for client in
 
135
                                     clients))
 
136
                             for key in keywords)
 
137
    # Print header line
 
138
    print(format_string % tuple(tablewords[key] for key in keywords))
 
139
    for client in clients:
 
140
        print(format_string % tuple(valuetostring(client[key], key)
 
141
                                    for key in keywords))
 
142
 
 
143
def has_actions(options):
 
144
    return any((options.enable,
 
145
                options.disable,
 
146
                options.bump_timeout,
 
147
                options.start_checker,
 
148
                options.stop_checker,
 
149
                options.is_enabled,
 
150
                options.remove,
 
151
                options.checker is not None,
 
152
                options.timeout is not None,
 
153
                options.extended_timeout is not None,
 
154
                options.interval is not None,
 
155
                options.approved_by_default is not None,
 
156
                options.approval_delay is not None,
 
157
                options.approval_duration is not None,
 
158
                options.host is not None,
 
159
                options.secret is not None,
 
160
                options.approve,
 
161
                options.deny))
83
162
 
84
163
def main():
85
164
    parser = argparse.ArgumentParser()
86
 
 
87
 
    add_command_line_options(parser)
88
 
 
89
 
    options = parser.parse_args()
90
 
 
91
 
    check_option_syntax(parser, options)
92
 
 
93
 
    clientnames = options.client
94
 
 
95
 
    if options.debug:
96
 
        log.setLevel(logging.DEBUG)
97
 
 
98
 
    bus = dbus.SystemBus()
99
 
 
100
 
    mandos_dbus_object = get_mandos_dbus_object(bus)
101
 
 
102
 
    mandos_serv = dbus.Interface(
103
 
        mandos_dbus_object, dbus_interface=server_dbus_interface)
104
 
    mandos_serv_object_manager = dbus.Interface(
105
 
        mandos_dbus_object, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
106
 
 
107
 
    managed_objects = get_managed_objects(mandos_serv_object_manager)
108
 
 
109
 
    all_clients = {}
110
 
    for path, ifs_and_props in managed_objects.items():
111
 
        try:
112
 
            all_clients[path] = ifs_and_props[client_dbus_interface]
113
 
        except KeyError:
114
 
            pass
115
 
 
116
 
    # Compile dict of (clientpath: properties) to process
117
 
    if not clientnames:
118
 
        clients = all_clients
119
 
    else:
120
 
        clients = {}
121
 
        for name in clientnames:
122
 
            for objpath, properties in all_clients.items():
123
 
                if properties["Name"] == name:
124
 
                    clients[objpath] = properties
125
 
                    break
126
 
            else:
127
 
                log.critical("Client not found on server: %r", name)
128
 
                sys.exit(1)
129
 
 
130
 
    commands = commands_from_options(options)
131
 
 
132
 
    for command in commands:
133
 
        command.run(clients, bus, mandos_serv)
134
 
 
135
 
 
136
 
def add_command_line_options(parser):
137
165
    parser.add_argument("--version", action="version",
138
 
                        version="%(prog)s {}".format(version),
 
166
                        version = "%%prog %s" % version,
139
167
                        help="show version number and exit")
140
168
    parser.add_argument("-a", "--all", action="store_true",
141
169
                        help="Select all clients")
142
170
    parser.add_argument("-v", "--verbose", action="store_true",
143
171
                        help="Print all fields")
144
 
    parser.add_argument("-j", "--dump-json", action="store_true",
145
 
                        help="Dump client data in JSON format")
146
 
    enable_disable = parser.add_mutually_exclusive_group()
147
 
    enable_disable.add_argument("-e", "--enable", action="store_true",
148
 
                                help="Enable client")
149
 
    enable_disable.add_argument("-d", "--disable",
150
 
                                action="store_true",
151
 
                                help="disable client")
 
172
    parser.add_argument("-e", "--enable", action="store_true",
 
173
                        help="Enable client")
 
174
    parser.add_argument("-d", "--disable", action="store_true",
 
175
                        help="disable client")
152
176
    parser.add_argument("-b", "--bump-timeout", action="store_true",
153
177
                        help="Bump timeout for client")
154
 
    start_stop_checker = parser.add_mutually_exclusive_group()
155
 
    start_stop_checker.add_argument("--start-checker",
156
 
                                    action="store_true",
157
 
                                    help="Start checker for client")
158
 
    start_stop_checker.add_argument("--stop-checker",
159
 
                                    action="store_true",
160
 
                                    help="Stop checker for client")
 
178
    parser.add_argument("--start-checker", action="store_true",
 
179
                        help="Start checker for client")
 
180
    parser.add_argument("--stop-checker", action="store_true",
 
181
                        help="Stop checker for client")
161
182
    parser.add_argument("-V", "--is-enabled", action="store_true",
162
183
                        help="Check if client is enabled")
163
184
    parser.add_argument("-r", "--remove", action="store_true",
164
185
                        help="Remove client")
165
186
    parser.add_argument("-c", "--checker",
166
187
                        help="Set checker command for client")
167
 
    parser.add_argument("-t", "--timeout", type=string_to_delta,
 
188
    parser.add_argument("-t", "--timeout",
168
189
                        help="Set timeout for client")
169
 
    parser.add_argument("--extended-timeout", type=string_to_delta,
 
190
    parser.add_argument("--extended-timeout",
170
191
                        help="Set extended timeout for client")
171
 
    parser.add_argument("-i", "--interval", type=string_to_delta,
 
192
    parser.add_argument("-i", "--interval",
172
193
                        help="Set checker interval for client")
173
 
    approve_deny_default = parser.add_mutually_exclusive_group()
174
 
    approve_deny_default.add_argument(
175
 
        "--approve-by-default", action="store_true",
176
 
        default=None, dest="approved_by_default",
177
 
        help="Set client to be approved by default")
178
 
    approve_deny_default.add_argument(
179
 
        "--deny-by-default", action="store_false",
180
 
        dest="approved_by_default",
181
 
        help="Set client to be denied by default")
182
 
    parser.add_argument("--approval-delay", type=string_to_delta,
 
194
    parser.add_argument("--approve-by-default", action="store_true",
 
195
                        default=None, dest="approved_by_default",
 
196
                        help="Set client to be approved by default")
 
197
    parser.add_argument("--deny-by-default", action="store_false",
 
198
                        dest="approved_by_default",
 
199
                        help="Set client to be denied by default")
 
200
    parser.add_argument("--approval-delay",
183
201
                        help="Set delay before client approve/deny")
184
 
    parser.add_argument("--approval-duration", type=string_to_delta,
 
202
    parser.add_argument("--approval-duration",
185
203
                        help="Set duration of one client approval")
186
204
    parser.add_argument("-H", "--host", help="Set host for client")
187
 
    parser.add_argument("-s", "--secret",
188
 
                        type=argparse.FileType(mode="rb"),
 
205
    parser.add_argument("-s", "--secret", type=file,
189
206
                        help="Set password blob (file) for client")
190
 
    approve_deny = parser.add_mutually_exclusive_group()
191
 
    approve_deny.add_argument(
192
 
        "-A", "--approve", action="store_true",
193
 
        help="Approve any current client request")
194
 
    approve_deny.add_argument("-D", "--deny", action="store_true",
195
 
                              help="Deny any current client request")
196
 
    parser.add_argument("--debug", action="store_true",
197
 
                        help="Debug mode (show D-Bus commands)")
198
 
    parser.add_argument("--check", action="store_true",
199
 
                        help="Run self-test")
 
207
    parser.add_argument("-A", "--approve", action="store_true",
 
208
                        help="Approve any current client request")
 
209
    parser.add_argument("-D", "--deny", action="store_true",
 
210
                        help="Deny any current client request")
200
211
    parser.add_argument("client", nargs="*", help="Client name")
201
 
 
202
 
 
203
 
def string_to_delta(interval):
204
 
    """Parse a string and return a datetime.timedelta"""
205
 
 
206
 
    try:
207
 
        return rfc3339_duration_to_delta(interval)
208
 
    except ValueError as e:
209
 
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
210
 
                    ' '.join(e.args))
211
 
    return parse_pre_1_6_1_interval(interval)
212
 
 
213
 
 
214
 
def rfc3339_duration_to_delta(duration):
215
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
216
 
 
217
 
    >>> rfc3339_duration_to_delta("P7D")
218
 
    datetime.timedelta(7)
219
 
    >>> rfc3339_duration_to_delta("PT60S")
220
 
    datetime.timedelta(0, 60)
221
 
    >>> rfc3339_duration_to_delta("PT60M")
222
 
    datetime.timedelta(0, 3600)
223
 
    >>> rfc3339_duration_to_delta("P60M")
224
 
    datetime.timedelta(1680)
225
 
    >>> rfc3339_duration_to_delta("PT24H")
226
 
    datetime.timedelta(1)
227
 
    >>> rfc3339_duration_to_delta("P1W")
228
 
    datetime.timedelta(7)
229
 
    >>> rfc3339_duration_to_delta("PT5M30S")
230
 
    datetime.timedelta(0, 330)
231
 
    >>> rfc3339_duration_to_delta("P1DT3M20S")
232
 
    datetime.timedelta(1, 200)
233
 
    >>> # Can not be empty:
234
 
    >>> rfc3339_duration_to_delta("")
235
 
    Traceback (most recent call last):
236
 
    ...
237
 
    ValueError: Invalid RFC 3339 duration: ""
238
 
    >>> # Must start with "P":
239
 
    >>> rfc3339_duration_to_delta("1D")
240
 
    Traceback (most recent call last):
241
 
    ...
242
 
    ValueError: Invalid RFC 3339 duration: "1D"
243
 
    >>> # Must use correct order
244
 
    >>> rfc3339_duration_to_delta("PT1S2M")
245
 
    Traceback (most recent call last):
246
 
    ...
247
 
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
248
 
    >>> # Time needs time marker
249
 
    >>> rfc3339_duration_to_delta("P1H2S")
250
 
    Traceback (most recent call last):
251
 
    ...
252
 
    ValueError: Invalid RFC 3339 duration: "P1H2S"
253
 
    >>> # Weeks can not be combined with anything else
254
 
    >>> rfc3339_duration_to_delta("P1D2W")
255
 
    Traceback (most recent call last):
256
 
    ...
257
 
    ValueError: Invalid RFC 3339 duration: "P1D2W"
258
 
    >>> rfc3339_duration_to_delta("P2W2H")
259
 
    Traceback (most recent call last):
260
 
    ...
261
 
    ValueError: Invalid RFC 3339 duration: "P2W2H"
262
 
    """
263
 
 
264
 
    # Parsing an RFC 3339 duration with regular expressions is not
265
 
    # possible - there would have to be multiple places for the same
266
 
    # values, like seconds.  The current code, while more esoteric, is
267
 
    # cleaner without depending on a parsing library.  If Python had a
268
 
    # built-in library for parsing we would use it, but we'd like to
269
 
    # avoid excessive use of external libraries.
270
 
 
271
 
    # New type for defining tokens, syntax, and semantics all-in-one
272
 
    Token = collections.namedtuple("Token", (
273
 
        "regexp",  # To match token; if "value" is not None, must have
274
 
                   # a "group" containing digits
275
 
        "value",   # datetime.timedelta or None
276
 
        "followers"))           # Tokens valid after this token
277
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
278
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
279
 
    token_end = Token(re.compile(r"$"), None, frozenset())
280
 
    token_second = Token(re.compile(r"(\d+)S"),
281
 
                         datetime.timedelta(seconds=1),
282
 
                         frozenset((token_end, )))
283
 
    token_minute = Token(re.compile(r"(\d+)M"),
284
 
                         datetime.timedelta(minutes=1),
285
 
                         frozenset((token_second, token_end)))
286
 
    token_hour = Token(re.compile(r"(\d+)H"),
287
 
                       datetime.timedelta(hours=1),
288
 
                       frozenset((token_minute, token_end)))
289
 
    token_time = Token(re.compile(r"T"),
290
 
                       None,
291
 
                       frozenset((token_hour, token_minute,
292
 
                                  token_second)))
293
 
    token_day = Token(re.compile(r"(\d+)D"),
294
 
                      datetime.timedelta(days=1),
295
 
                      frozenset((token_time, token_end)))
296
 
    token_month = Token(re.compile(r"(\d+)M"),
297
 
                        datetime.timedelta(weeks=4),
298
 
                        frozenset((token_day, token_end)))
299
 
    token_year = Token(re.compile(r"(\d+)Y"),
300
 
                       datetime.timedelta(weeks=52),
301
 
                       frozenset((token_month, token_end)))
302
 
    token_week = Token(re.compile(r"(\d+)W"),
303
 
                       datetime.timedelta(weeks=1),
304
 
                       frozenset((token_end, )))
305
 
    token_duration = Token(re.compile(r"P"), None,
306
 
                           frozenset((token_year, token_month,
307
 
                                      token_day, token_time,
308
 
                                      token_week)))
309
 
    # Define starting values:
310
 
    # Value so far
311
 
    value = datetime.timedelta()
312
 
    found_token = None
313
 
    # Following valid tokens
314
 
    followers = frozenset((token_duration, ))
315
 
    # String left to parse
316
 
    s = duration
317
 
    # Loop until end token is found
318
 
    while found_token is not token_end:
319
 
        # Search for any currently valid tokens
320
 
        for token in followers:
321
 
            match = token.regexp.match(s)
322
 
            if match is not None:
323
 
                # Token found
324
 
                if token.value is not None:
325
 
                    # Value found, parse digits
326
 
                    factor = int(match.group(1), 10)
327
 
                    # Add to value so far
328
 
                    value += factor * token.value
329
 
                # Strip token from string
330
 
                s = token.regexp.sub("", s, 1)
331
 
                # Go to found token
332
 
                found_token = token
333
 
                # Set valid next tokens
334
 
                followers = found_token.followers
335
 
                break
336
 
        else:
337
 
            # No currently valid tokens were found
338
 
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
339
 
                             .format(duration))
340
 
    # End token found
341
 
    return value
342
 
 
343
 
 
344
 
def parse_pre_1_6_1_interval(interval):
345
 
    """Parse an interval string as documented by Mandos before 1.6.1,
346
 
    and return a datetime.timedelta
347
 
 
348
 
    >>> parse_pre_1_6_1_interval('7d')
349
 
    datetime.timedelta(7)
350
 
    >>> parse_pre_1_6_1_interval('60s')
351
 
    datetime.timedelta(0, 60)
352
 
    >>> parse_pre_1_6_1_interval('60m')
353
 
    datetime.timedelta(0, 3600)
354
 
    >>> parse_pre_1_6_1_interval('24h')
355
 
    datetime.timedelta(1)
356
 
    >>> parse_pre_1_6_1_interval('1w')
357
 
    datetime.timedelta(7)
358
 
    >>> parse_pre_1_6_1_interval('5m 30s')
359
 
    datetime.timedelta(0, 330)
360
 
    >>> parse_pre_1_6_1_interval('')
361
 
    datetime.timedelta(0)
362
 
    >>> # Ignore unknown characters, allow any order and repetitions
363
 
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
364
 
    datetime.timedelta(2, 480, 18000)
365
 
 
366
 
    """
367
 
 
368
 
    value = datetime.timedelta(0)
369
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
370
 
 
371
 
    for num, suffix in regexp.findall(interval):
372
 
        if suffix == "d":
373
 
            value += datetime.timedelta(int(num))
374
 
        elif suffix == "s":
375
 
            value += datetime.timedelta(0, int(num))
376
 
        elif suffix == "m":
377
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
378
 
        elif suffix == "h":
379
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
380
 
        elif suffix == "w":
381
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
382
 
        elif suffix == "":
383
 
            value += datetime.timedelta(0, 0, 0, int(num))
384
 
    return value
385
 
 
386
 
 
387
 
def check_option_syntax(parser, options):
388
 
    """Apply additional restrictions on options, not expressible in
389
 
argparse"""
390
 
 
391
 
    def has_actions(options):
392
 
        return any((options.enable,
393
 
                    options.disable,
394
 
                    options.bump_timeout,
395
 
                    options.start_checker,
396
 
                    options.stop_checker,
397
 
                    options.is_enabled,
398
 
                    options.remove,
399
 
                    options.checker is not None,
400
 
                    options.timeout is not None,
401
 
                    options.extended_timeout is not None,
402
 
                    options.interval is not None,
403
 
                    options.approved_by_default is not None,
404
 
                    options.approval_delay is not None,
405
 
                    options.approval_duration is not None,
406
 
                    options.host is not None,
407
 
                    options.secret is not None,
408
 
                    options.approve,
409
 
                    options.deny))
410
 
 
411
 
    if has_actions(options) and not (options.client or options.all):
 
212
    options = parser.parse_args()
 
213
    
 
214
    if has_actions(options) and not options.client and not options.all:
412
215
        parser.error("Options require clients names or --all.")
413
216
    if options.verbose and has_actions(options):
414
 
        parser.error("--verbose can only be used alone.")
415
 
    if options.dump_json and (options.verbose
416
 
                              or has_actions(options)):
417
 
        parser.error("--dump-json can only be used alone.")
 
217
        parser.error("--verbose can only be used alone or with"
 
218
                     " --all.")
418
219
    if options.all and not has_actions(options):
419
220
        parser.error("--all requires an action.")
420
 
    if options.is_enabled and len(options.client) > 1:
421
 
        parser.error("--is-enabled requires exactly one client")
422
 
    if options.remove:
423
 
        options.remove = False
424
 
        if has_actions(options) and not options.deny:
425
 
            parser.error("--remove can only be combined with --deny")
426
 
        options.remove = True
427
 
 
428
 
 
429
 
def get_mandos_dbus_object(bus):
430
 
    log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
431
 
              dbus_busname, server_dbus_path)
432
 
    with if_dbus_exception_log_with_exception_and_exit(
433
 
            "Could not connect to Mandos server: %s"):
434
 
        mandos_dbus_object = bus.get_object(dbus_busname,
435
 
                                            server_dbus_path)
436
 
    return mandos_dbus_object
437
 
 
438
 
 
439
 
@contextlib.contextmanager
440
 
def if_dbus_exception_log_with_exception_and_exit(*args, **kwargs):
441
 
    try:
442
 
        yield
443
 
    except dbus.exceptions.DBusException as e:
444
 
        log.critical(*(args + (e,)), **kwargs)
445
 
        sys.exit(1)
446
 
 
447
 
 
448
 
def get_managed_objects(object_manager):
449
 
    log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
450
 
              server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
451
 
    with if_dbus_exception_log_with_exception_and_exit(
452
 
            "Failed to access Mandos server through D-Bus:\n%s"):
453
 
        with SilenceLogger("dbus.proxies"):
454
 
            managed_objects = object_manager.GetManagedObjects()
455
 
    return managed_objects
456
 
 
457
 
 
458
 
class SilenceLogger(object):
459
 
    "Simple context manager to silence a particular logger"
460
 
    def __init__(self, loggername):
461
 
        self.logger = logging.getLogger(loggername)
462
 
 
463
 
    def __enter__(self):
464
 
        self.logger.addFilter(self.nullfilter)
465
 
        return self
466
 
 
467
 
    class NullFilter(logging.Filter):
468
 
        def filter(self, record):
469
 
            return False
470
 
 
471
 
    nullfilter = NullFilter()
472
 
 
473
 
    def __exit__(self, exc_type, exc_val, exc_tb):
474
 
        self.logger.removeFilter(self.nullfilter)
475
 
 
476
 
 
477
 
def commands_from_options(options):
478
 
 
479
 
    commands = []
480
 
 
481
 
    if options.is_enabled:
482
 
        commands.append(command.IsEnabled())
483
 
 
484
 
    if options.approve:
485
 
        commands.append(command.Approve())
486
 
 
487
 
    if options.deny:
488
 
        commands.append(command.Deny())
489
 
 
490
 
    if options.remove:
491
 
        commands.append(command.Remove())
492
 
 
493
 
    if options.dump_json:
494
 
        commands.append(command.DumpJSON())
495
 
 
496
 
    if options.enable:
497
 
        commands.append(command.Enable())
498
 
 
499
 
    if options.disable:
500
 
        commands.append(command.Disable())
501
 
 
502
 
    if options.bump_timeout:
503
 
        commands.append(command.BumpTimeout())
504
 
 
505
 
    if options.start_checker:
506
 
        commands.append(command.StartChecker())
507
 
 
508
 
    if options.stop_checker:
509
 
        commands.append(command.StopChecker())
510
 
 
511
 
    if options.approved_by_default is not None:
512
 
        if options.approved_by_default:
513
 
            commands.append(command.ApproveByDefault())
514
 
        else:
515
 
            commands.append(command.DenyByDefault())
516
 
 
517
 
    if options.checker is not None:
518
 
        commands.append(command.SetChecker(options.checker))
519
 
 
520
 
    if options.host is not None:
521
 
        commands.append(command.SetHost(options.host))
522
 
 
523
 
    if options.secret is not None:
524
 
        commands.append(command.SetSecret(options.secret))
525
 
 
526
 
    if options.timeout is not None:
527
 
        commands.append(command.SetTimeout(options.timeout))
528
 
 
529
 
    if options.extended_timeout:
530
 
        commands.append(
531
 
            command.SetExtendedTimeout(options.extended_timeout))
532
 
 
533
 
    if options.interval is not None:
534
 
        commands.append(command.SetInterval(options.interval))
535
 
 
536
 
    if options.approval_delay is not None:
537
 
        commands.append(
538
 
            command.SetApprovalDelay(options.approval_delay))
539
 
 
540
 
    if options.approval_duration is not None:
541
 
        commands.append(
542
 
            command.SetApprovalDuration(options.approval_duration))
543
 
 
544
 
    # If no command option has been given, show table of clients,
545
 
    # optionally verbosely
546
 
    if not commands:
547
 
        commands.append(command.PrintTable(verbose=options.verbose))
548
 
 
549
 
    return commands
550
 
 
551
 
 
552
 
class command(object):
553
 
    """A namespace for command classes"""
554
 
 
555
 
    class Base(object):
556
 
        """Abstract base class for commands"""
557
 
        def run(self, clients, bus=None, mandos=None):
558
 
            """Normal commands should implement run_on_one_client(),
559
 
but commands which want to operate on all clients at the same time can
560
 
override this run() method instead.
561
 
"""
562
 
            self.mandos = mandos
563
 
            for clientpath, properties in clients.items():
564
 
                log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
565
 
                          dbus_busname, str(clientpath))
566
 
                client = bus.get_object(dbus_busname, clientpath)
567
 
                self.run_on_one_client(client, properties)
568
 
 
569
 
 
570
 
    class IsEnabled(Base):
571
 
        def run(self, clients, bus=None, mandos=None):
572
 
            client, properties = next(iter(clients.items()))
573
 
            if self.is_enabled(client, properties):
574
 
                sys.exit(0)
575
 
            sys.exit(1)
576
 
        def is_enabled(self, client, properties):
577
 
            return properties["Enabled"]
578
 
 
579
 
 
580
 
    class Approve(Base):
581
 
        def run_on_one_client(self, client, properties):
582
 
            log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
583
 
                      client.__dbus_object_path__,
584
 
                      client_dbus_interface)
585
 
            client.Approve(dbus.Boolean(True),
586
 
                           dbus_interface=client_dbus_interface)
587
 
 
588
 
 
589
 
    class Deny(Base):
590
 
        def run_on_one_client(self, client, properties):
591
 
            log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
592
 
                      client.__dbus_object_path__,
593
 
                      client_dbus_interface)
594
 
            client.Approve(dbus.Boolean(False),
595
 
                           dbus_interface=client_dbus_interface)
596
 
 
597
 
 
598
 
    class Remove(Base):
599
 
        def run_on_one_client(self, client, properties):
600
 
            log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)",
601
 
                      dbus_busname, server_dbus_path,
602
 
                      server_dbus_interface,
603
 
                      str(client.__dbus_object_path__))
604
 
            self.mandos.RemoveClient(client.__dbus_object_path__)
605
 
 
606
 
 
607
 
    class Output(Base):
608
 
        """Abstract class for commands outputting client details"""
609
 
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
610
 
                        "Created", "Interval", "Host", "KeyID",
611
 
                        "Fingerprint", "CheckerRunning",
 
221
    
 
222
    try:
 
223
        bus = dbus.SystemBus()
 
224
        mandos_dbus_objc = bus.get_object(busname, server_path)
 
225
    except dbus.exceptions.DBusException:
 
226
        print("Could not connect to Mandos server",
 
227
              file=sys.stderr)
 
228
        sys.exit(1)
 
229
    
 
230
    mandos_serv = dbus.Interface(mandos_dbus_objc,
 
231
                                 dbus_interface = server_interface)
 
232
    
 
233
    #block stderr since dbus library prints to stderr
 
234
    null = os.open(os.path.devnull, os.O_RDWR)
 
235
    stderrcopy = os.dup(sys.stderr.fileno())
 
236
    os.dup2(null, sys.stderr.fileno())
 
237
    os.close(null)
 
238
    try:
 
239
        try:
 
240
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
 
241
        finally:
 
242
            #restore stderr
 
243
            os.dup2(stderrcopy, sys.stderr.fileno())
 
244
            os.close(stderrcopy)
 
245
    except dbus.exceptions.DBusException, e:
 
246
        print("Access denied: Accessing mandos server through dbus.",
 
247
              file=sys.stderr)
 
248
        sys.exit(1)
 
249
    
 
250
    # Compile dict of (clients: properties) to process
 
251
    clients={}
 
252
    
 
253
    if options.all or not options.client:
 
254
        clients = dict((bus.get_object(busname, path), properties)
 
255
                       for path, properties in
 
256
                       mandos_clients.iteritems())
 
257
    else:
 
258
        for name in options.client:
 
259
            for path, client in mandos_clients.iteritems():
 
260
                if client["Name"] == name:
 
261
                    client_objc = bus.get_object(busname, path)
 
262
                    clients[client_objc] = client
 
263
                    break
 
264
            else:
 
265
                print("Client not found on server: %r" % name,
 
266
                      file=sys.stderr)
 
267
                sys.exit(1)
 
268
    
 
269
    if not has_actions(options) and clients:
 
270
        if options.verbose:
 
271
            keywords = ("Name", "Enabled", "Timeout",
 
272
                        "LastCheckedOK", "Created", "Interval",
 
273
                        "Host", "Fingerprint", "CheckerRunning",
612
274
                        "LastEnabled", "ApprovalPending",
613
 
                        "ApprovedByDefault", "LastApprovalRequest",
614
 
                        "ApprovalDelay", "ApprovalDuration",
615
 
                        "Checker", "ExtendedTimeout", "Expires",
616
 
                        "LastCheckerStatus")
617
 
 
618
 
 
619
 
    class DumpJSON(Output):
620
 
        def run(self, clients, bus=None, mandos=None):
621
 
            data = {client["Name"]:
622
 
                    {key: self.dbus_boolean_to_bool(client[key])
623
 
                     for key in self.all_keywords}
624
 
                    for client in clients.values()}
625
 
            print(json.dumps(data, indent=4, separators=(',', ': ')))
626
 
 
627
 
        @staticmethod
628
 
        def dbus_boolean_to_bool(value):
629
 
            if isinstance(value, dbus.Boolean):
630
 
                value = bool(value)
631
 
            return value
632
 
 
633
 
 
634
 
    class PrintTable(Output):
635
 
        def __init__(self, verbose=False):
636
 
            self.verbose = verbose
637
 
 
638
 
        def run(self, clients, bus=None, mandos=None):
639
 
            default_keywords = ("Name", "Enabled", "Timeout",
640
 
                                "LastCheckedOK")
641
 
            keywords = default_keywords
642
 
            if self.verbose:
643
 
                keywords = self.all_keywords
644
 
            print(self.TableOfClients(clients.values(), keywords))
645
 
 
646
 
        class TableOfClients(object):
647
 
            tableheaders = {
648
 
                "Name": "Name",
649
 
                "Enabled": "Enabled",
650
 
                "Timeout": "Timeout",
651
 
                "LastCheckedOK": "Last Successful Check",
652
 
                "LastApprovalRequest": "Last Approval Request",
653
 
                "Created": "Created",
654
 
                "Interval": "Interval",
655
 
                "Host": "Host",
656
 
                "Fingerprint": "Fingerprint",
657
 
                "KeyID": "Key ID",
658
 
                "CheckerRunning": "Check Is Running",
659
 
                "LastEnabled": "Last Enabled",
660
 
                "ApprovalPending": "Approval Is Pending",
661
 
                "ApprovedByDefault": "Approved By Default",
662
 
                "ApprovalDelay": "Approval Delay",
663
 
                "ApprovalDuration": "Approval Duration",
664
 
                "Checker": "Checker",
665
 
                "ExtendedTimeout": "Extended Timeout",
666
 
                "Expires": "Expires",
667
 
                "LastCheckerStatus": "Last Checker Status",
668
 
            }
669
 
 
670
 
            def __init__(self, clients, keywords):
671
 
                self.clients = clients
672
 
                self.keywords = keywords
673
 
 
674
 
            def __str__(self):
675
 
                return "\n".join(self.rows())
676
 
 
677
 
            if sys.version_info.major == 2:
678
 
                __unicode__ = __str__
679
 
                def __str__(self):
680
 
                    return str(self).encode(
681
 
                        locale.getpreferredencoding())
682
 
 
683
 
            def rows(self):
684
 
                format_string = self.row_formatting_string()
685
 
                rows = [self.header_line(format_string)]
686
 
                rows.extend(self.client_line(client, format_string)
687
 
                            for client in self.clients)
688
 
                return rows
689
 
 
690
 
            def row_formatting_string(self):
691
 
                "Format string used to format table rows"
692
 
                return " ".join("{{{key}:{width}}}".format(
693
 
                    width=max(len(self.tableheaders[key]),
694
 
                              *(len(self.string_from_client(client,
695
 
                                                            key))
696
 
                                for client in self.clients)),
697
 
                    key=key)
698
 
                                for key in self.keywords)
699
 
 
700
 
            def string_from_client(self, client, key):
701
 
                return self.valuetostring(client[key], key)
702
 
 
703
 
            @classmethod
704
 
            def valuetostring(cls, value, keyword):
705
 
                if isinstance(value, dbus.Boolean):
706
 
                    return "Yes" if value else "No"
707
 
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
708
 
                               "ApprovalDuration", "ExtendedTimeout"):
709
 
                    return cls.milliseconds_to_string(value)
710
 
                return str(value)
711
 
 
712
 
            def header_line(self, format_string):
713
 
                return format_string.format(**self.tableheaders)
714
 
 
715
 
            def client_line(self, client, format_string):
716
 
                return format_string.format(
717
 
                    **{key: self.string_from_client(client, key)
718
 
                       for key in self.keywords})
719
 
 
720
 
            @staticmethod
721
 
            def milliseconds_to_string(ms):
722
 
                td = datetime.timedelta(0, 0, 0, ms)
723
 
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
724
 
                        .format(days="{}T".format(td.days)
725
 
                                if td.days else "",
726
 
                                hours=td.seconds // 3600,
727
 
                                minutes=(td.seconds % 3600) // 60,
728
 
                                seconds=td.seconds % 60))
729
 
 
730
 
 
731
 
    class Property(Base):
732
 
        "Abstract class for Actions for setting one client property"
733
 
 
734
 
        def run_on_one_client(self, client, properties):
735
 
            """Set the Client's D-Bus property"""
736
 
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
737
 
                      client.__dbus_object_path__,
738
 
                      dbus.PROPERTIES_IFACE, client_dbus_interface,
739
 
                      self.propname, self.value_to_set
740
 
                      if not isinstance(self.value_to_set,
741
 
                                        dbus.Boolean)
742
 
                      else bool(self.value_to_set))
743
 
            client.Set(client_dbus_interface, self.propname,
744
 
                       self.value_to_set,
745
 
                       dbus_interface=dbus.PROPERTIES_IFACE)
746
 
 
747
 
        @property
748
 
        def propname(self):
749
 
            raise NotImplementedError()
750
 
 
751
 
 
752
 
    class Enable(Property):
753
 
        propname = "Enabled"
754
 
        value_to_set = dbus.Boolean(True)
755
 
 
756
 
 
757
 
    class Disable(Property):
758
 
        propname = "Enabled"
759
 
        value_to_set = dbus.Boolean(False)
760
 
 
761
 
 
762
 
    class BumpTimeout(Property):
763
 
        propname = "LastCheckedOK"
764
 
        value_to_set = ""
765
 
 
766
 
 
767
 
    class StartChecker(Property):
768
 
        propname = "CheckerRunning"
769
 
        value_to_set = dbus.Boolean(True)
770
 
 
771
 
 
772
 
    class StopChecker(Property):
773
 
        propname = "CheckerRunning"
774
 
        value_to_set = dbus.Boolean(False)
775
 
 
776
 
 
777
 
    class ApproveByDefault(Property):
778
 
        propname = "ApprovedByDefault"
779
 
        value_to_set = dbus.Boolean(True)
780
 
 
781
 
 
782
 
    class DenyByDefault(Property):
783
 
        propname = "ApprovedByDefault"
784
 
        value_to_set = dbus.Boolean(False)
785
 
 
786
 
 
787
 
    class PropertyValue(Property):
788
 
        "Abstract class for Property recieving a value as argument"
789
 
        def __init__(self, value):
790
 
            self.value_to_set = value
791
 
 
792
 
 
793
 
    class SetChecker(PropertyValue):
794
 
        propname = "Checker"
795
 
 
796
 
 
797
 
    class SetHost(PropertyValue):
798
 
        propname = "Host"
799
 
 
800
 
 
801
 
    class SetSecret(PropertyValue):
802
 
        propname = "Secret"
803
 
 
804
 
        @property
805
 
        def value_to_set(self):
806
 
            return self._vts
807
 
 
808
 
        @value_to_set.setter
809
 
        def value_to_set(self, value):
810
 
            """When setting, read data from supplied file object"""
811
 
            self._vts = value.read()
812
 
            value.close()
813
 
 
814
 
 
815
 
    class MillisecondsPropertyValueArgument(PropertyValue):
816
 
        """Abstract class for PropertyValue taking a value argument as
817
 
a datetime.timedelta() but should store it as milliseconds."""
818
 
 
819
 
        @property
820
 
        def value_to_set(self):
821
 
            return self._vts
822
 
 
823
 
        @value_to_set.setter
824
 
        def value_to_set(self, value):
825
 
            "When setting, convert value from a datetime.timedelta"
826
 
            self._vts = int(round(value.total_seconds() * 1000))
827
 
 
828
 
 
829
 
    class SetTimeout(MillisecondsPropertyValueArgument):
830
 
        propname = "Timeout"
831
 
 
832
 
 
833
 
    class SetExtendedTimeout(MillisecondsPropertyValueArgument):
834
 
        propname = "ExtendedTimeout"
835
 
 
836
 
 
837
 
    class SetInterval(MillisecondsPropertyValueArgument):
838
 
        propname = "Interval"
839
 
 
840
 
 
841
 
    class SetApprovalDelay(MillisecondsPropertyValueArgument):
842
 
        propname = "ApprovalDelay"
843
 
 
844
 
 
845
 
    class SetApprovalDuration(MillisecondsPropertyValueArgument):
846
 
        propname = "ApprovalDuration"
847
 
 
848
 
 
849
 
 
850
 
class TestCaseWithAssertLogs(unittest.TestCase):
851
 
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
852
 
 
853
 
    if not hasattr(unittest.TestCase, "assertLogs"):
854
 
        @contextlib.contextmanager
855
 
        def assertLogs(self, logger, level=logging.INFO):
856
 
            capturing_handler = self.CapturingLevelHandler(level)
857
 
            old_level = logger.level
858
 
            old_propagate = logger.propagate
859
 
            logger.addHandler(capturing_handler)
860
 
            logger.setLevel(level)
861
 
            logger.propagate = False
862
 
            try:
863
 
                yield capturing_handler.watcher
864
 
            finally:
865
 
                logger.propagate = old_propagate
866
 
                logger.removeHandler(capturing_handler)
867
 
                logger.setLevel(old_level)
868
 
            self.assertGreater(len(capturing_handler.watcher.records),
869
 
                               0)
870
 
 
871
 
        class CapturingLevelHandler(logging.Handler):
872
 
            def __init__(self, level, *args, **kwargs):
873
 
                logging.Handler.__init__(self, *args, **kwargs)
874
 
                self.watcher = self.LoggingWatcher([], [])
875
 
            def emit(self, record):
876
 
                self.watcher.records.append(record)
877
 
                self.watcher.output.append(self.format(record))
878
 
 
879
 
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
880
 
                                                    ("records",
881
 
                                                     "output"))
882
 
 
883
 
 
884
 
class Test_string_to_delta(TestCaseWithAssertLogs):
885
 
    # Just test basic RFC 3339 functionality here, the doc string for
886
 
    # rfc3339_duration_to_delta() already has more comprehensive
887
 
    # tests, which is run by doctest.
888
 
 
889
 
    def test_rfc3339_zero_seconds(self):
890
 
        self.assertEqual(datetime.timedelta(),
891
 
                         string_to_delta("PT0S"))
892
 
 
893
 
    def test_rfc3339_zero_days(self):
894
 
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
895
 
 
896
 
    def test_rfc3339_one_second(self):
897
 
        self.assertEqual(datetime.timedelta(0, 1),
898
 
                         string_to_delta("PT1S"))
899
 
 
900
 
    def test_rfc3339_two_hours(self):
901
 
        self.assertEqual(datetime.timedelta(0, 7200),
902
 
                         string_to_delta("PT2H"))
903
 
 
904
 
    def test_falls_back_to_pre_1_6_1_with_warning(self):
905
 
        with self.assertLogs(log, logging.WARNING):
906
 
            value = string_to_delta("2h")
907
 
        self.assertEqual(datetime.timedelta(0, 7200), value)
908
 
 
909
 
 
910
 
class Test_check_option_syntax(unittest.TestCase):
911
 
    def setUp(self):
912
 
        self.parser = argparse.ArgumentParser()
913
 
        add_command_line_options(self.parser)
914
 
 
915
 
    def test_actions_requires_client_or_all(self):
916
 
        for action, value in self.actions.items():
917
 
            options = self.parser.parse_args()
918
 
            setattr(options, action, value)
919
 
            with self.assertParseError():
920
 
                self.check_option_syntax(options)
921
 
 
922
 
    # This mostly corresponds to the definition from has_actions() in
923
 
    # check_option_syntax()
924
 
    actions = {
925
 
        # The actual values set here are not that important, but we do
926
 
        # at least stick to the correct types, even though they are
927
 
        # never used
928
 
        "enable": True,
929
 
        "disable": True,
930
 
        "bump_timeout": True,
931
 
        "start_checker": True,
932
 
        "stop_checker": True,
933
 
        "is_enabled": True,
934
 
        "remove": True,
935
 
        "checker": "x",
936
 
        "timeout": datetime.timedelta(),
937
 
        "extended_timeout": datetime.timedelta(),
938
 
        "interval": datetime.timedelta(),
939
 
        "approved_by_default": True,
940
 
        "approval_delay": datetime.timedelta(),
941
 
        "approval_duration": datetime.timedelta(),
942
 
        "host": "x",
943
 
        "secret": io.BytesIO(b"x"),
944
 
        "approve": True,
945
 
        "deny": True,
946
 
    }
947
 
 
948
 
    @contextlib.contextmanager
949
 
    def assertParseError(self):
950
 
        with self.assertRaises(SystemExit) as e:
951
 
            with self.redirect_stderr_to_devnull():
952
 
                yield
953
 
        # Exit code from argparse is guaranteed to be "2".  Reference:
954
 
        # https://docs.python.org/3/library
955
 
        # /argparse.html#exiting-methods
956
 
        self.assertEqual(2, e.exception.code)
957
 
 
958
 
    @staticmethod
959
 
    @contextlib.contextmanager
960
 
    def redirect_stderr_to_devnull():
961
 
        old_stderr = sys.stderr
962
 
        with contextlib.closing(open(os.devnull, "w")) as null:
963
 
            sys.stderr = null
964
 
            try:
965
 
                yield
966
 
            finally:
967
 
                sys.stderr = old_stderr
968
 
 
969
 
    def check_option_syntax(self, options):
970
 
        check_option_syntax(self.parser, options)
971
 
 
972
 
    def test_actions_all_conflicts_with_verbose(self):
973
 
        for action, value in self.actions.items():
974
 
            options = self.parser.parse_args()
975
 
            setattr(options, action, value)
976
 
            options.all = True
977
 
            options.verbose = True
978
 
            with self.assertParseError():
979
 
                self.check_option_syntax(options)
980
 
 
981
 
    def test_actions_with_client_conflicts_with_verbose(self):
982
 
        for action, value in self.actions.items():
983
 
            options = self.parser.parse_args()
984
 
            setattr(options, action, value)
985
 
            options.verbose = True
986
 
            options.client = ["client"]
987
 
            with self.assertParseError():
988
 
                self.check_option_syntax(options)
989
 
 
990
 
    def test_dump_json_conflicts_with_verbose(self):
991
 
        options = self.parser.parse_args()
992
 
        options.dump_json = True
993
 
        options.verbose = True
994
 
        with self.assertParseError():
995
 
            self.check_option_syntax(options)
996
 
 
997
 
    def test_dump_json_conflicts_with_action(self):
998
 
        for action, value in self.actions.items():
999
 
            options = self.parser.parse_args()
1000
 
            setattr(options, action, value)
1001
 
            options.dump_json = True
1002
 
            with self.assertParseError():
1003
 
                self.check_option_syntax(options)
1004
 
 
1005
 
    def test_all_can_not_be_alone(self):
1006
 
        options = self.parser.parse_args()
1007
 
        options.all = True
1008
 
        with self.assertParseError():
1009
 
            self.check_option_syntax(options)
1010
 
 
1011
 
    def test_all_is_ok_with_any_action(self):
1012
 
        for action, value in self.actions.items():
1013
 
            options = self.parser.parse_args()
1014
 
            setattr(options, action, value)
1015
 
            options.all = True
1016
 
            self.check_option_syntax(options)
1017
 
 
1018
 
    def test_any_action_is_ok_with_one_client(self):
1019
 
        for action, value in self.actions.items():
1020
 
            options = self.parser.parse_args()
1021
 
            setattr(options, action, value)
1022
 
            options.client = ["client"]
1023
 
            self.check_option_syntax(options)
1024
 
 
1025
 
    def test_one_client_with_all_actions_except_is_enabled(self):
1026
 
        options = self.parser.parse_args()
1027
 
        for action, value in self.actions.items():
1028
 
            if action == "is_enabled":
1029
 
                continue
1030
 
            setattr(options, action, value)
1031
 
        options.client = ["client"]
1032
 
        self.check_option_syntax(options)
1033
 
 
1034
 
    def test_two_clients_with_all_actions_except_is_enabled(self):
1035
 
        options = self.parser.parse_args()
1036
 
        for action, value in self.actions.items():
1037
 
            if action == "is_enabled":
1038
 
                continue
1039
 
            setattr(options, action, value)
1040
 
        options.client = ["client1", "client2"]
1041
 
        self.check_option_syntax(options)
1042
 
 
1043
 
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
1044
 
        for action, value in self.actions.items():
1045
 
            if action == "is_enabled":
1046
 
                continue
1047
 
            options = self.parser.parse_args()
1048
 
            setattr(options, action, value)
1049
 
            options.client = ["client1", "client2"]
1050
 
            self.check_option_syntax(options)
1051
 
 
1052
 
    def test_is_enabled_fails_without_client(self):
1053
 
        options = self.parser.parse_args()
1054
 
        options.is_enabled = True
1055
 
        with self.assertParseError():
1056
 
            self.check_option_syntax(options)
1057
 
 
1058
 
    def test_is_enabled_fails_with_two_clients(self):
1059
 
        options = self.parser.parse_args()
1060
 
        options.is_enabled = True
1061
 
        options.client = ["client1", "client2"]
1062
 
        with self.assertParseError():
1063
 
            self.check_option_syntax(options)
1064
 
 
1065
 
    def test_remove_can_only_be_combined_with_action_deny(self):
1066
 
        for action, value in self.actions.items():
1067
 
            if action in {"remove", "deny"}:
1068
 
                continue
1069
 
            options = self.parser.parse_args()
1070
 
            setattr(options, action, value)
1071
 
            options.all = True
1072
 
            options.remove = True
1073
 
            with self.assertParseError():
1074
 
                self.check_option_syntax(options)
1075
 
 
1076
 
 
1077
 
class Test_get_mandos_dbus_object(TestCaseWithAssertLogs):
1078
 
    def test_calls_and_returns_get_object_on_bus(self):
1079
 
        class MockBus(object):
1080
 
            called = False
1081
 
            def get_object(mockbus_self, busname, dbus_path):
1082
 
                # Note that "self" is still the testcase instance,
1083
 
                # this MockBus instance is in "mockbus_self".
1084
 
                self.assertEqual(dbus_busname, busname)
1085
 
                self.assertEqual(server_dbus_path, dbus_path)
1086
 
                mockbus_self.called = True
1087
 
                return mockbus_self
1088
 
 
1089
 
        mockbus = get_mandos_dbus_object(bus=MockBus())
1090
 
        self.assertIsInstance(mockbus, MockBus)
1091
 
        self.assertTrue(mockbus.called)
1092
 
 
1093
 
    def test_logs_and_exits_on_dbus_error(self):
1094
 
        class FailingBusStub(object):
1095
 
            def get_object(self, busname, dbus_path):
1096
 
                raise dbus.exceptions.DBusException("Test")
1097
 
 
1098
 
        with self.assertLogs(log, logging.CRITICAL):
1099
 
            with self.assertRaises(SystemExit) as e:
1100
 
                bus = get_mandos_dbus_object(bus=FailingBusStub())
1101
 
 
1102
 
        if isinstance(e.exception.code, int):
1103
 
            self.assertNotEqual(0, e.exception.code)
1104
 
        else:
1105
 
            self.assertIsNotNone(e.exception.code)
1106
 
 
1107
 
 
1108
 
class Test_get_managed_objects(TestCaseWithAssertLogs):
1109
 
    def test_calls_and_returns_GetManagedObjects(self):
1110
 
        managed_objects = {"/clients/client": { "Name": "client"}}
1111
 
        class ObjectManagerStub(object):
1112
 
            def GetManagedObjects(self):
1113
 
                return managed_objects
1114
 
        retval = get_managed_objects(ObjectManagerStub())
1115
 
        self.assertDictEqual(managed_objects, retval)
1116
 
 
1117
 
    def test_logs_and_exits_on_dbus_error(self):
1118
 
        dbus_logger = logging.getLogger("dbus.proxies")
1119
 
 
1120
 
        class ObjectManagerFailingStub(object):
1121
 
            def GetManagedObjects(self):
1122
 
                dbus_logger.error("Test")
1123
 
                raise dbus.exceptions.DBusException("Test")
1124
 
 
1125
 
        class CountingHandler(logging.Handler):
1126
 
            count = 0
1127
 
            def emit(self, record):
1128
 
                self.count += 1
1129
 
 
1130
 
        counting_handler = CountingHandler()
1131
 
 
1132
 
        dbus_logger.addHandler(counting_handler)
1133
 
 
1134
 
        try:
1135
 
            with self.assertLogs(log, logging.CRITICAL) as watcher:
1136
 
                with self.assertRaises(SystemExit) as e:
1137
 
                    get_managed_objects(ObjectManagerFailingStub())
1138
 
        finally:
1139
 
            dbus_logger.removeFilter(counting_handler)
1140
 
 
1141
 
        # Make sure the dbus logger was suppressed
1142
 
        self.assertEqual(0, counting_handler.count)
1143
 
 
1144
 
        # Test that the dbus_logger still works
1145
 
        with self.assertLogs(dbus_logger, logging.ERROR):
1146
 
            dbus_logger.error("Test")
1147
 
 
1148
 
        if isinstance(e.exception.code, int):
1149
 
            self.assertNotEqual(0, e.exception.code)
1150
 
        else:
1151
 
            self.assertIsNotNone(e.exception.code)
1152
 
 
1153
 
 
1154
 
class Test_commands_from_options(unittest.TestCase):
1155
 
    def setUp(self):
1156
 
        self.parser = argparse.ArgumentParser()
1157
 
        add_command_line_options(self.parser)
1158
 
 
1159
 
    def test_is_enabled(self):
1160
 
        self.assert_command_from_args(["--is-enabled", "client"],
1161
 
                                      command.IsEnabled)
1162
 
 
1163
 
    def assert_command_from_args(self, args, command_cls,
1164
 
                                 **cmd_attrs):
1165
 
        """Assert that parsing ARGS should result in an instance of
1166
 
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1167
 
        options = self.parser.parse_args(args)
1168
 
        check_option_syntax(self.parser, options)
1169
 
        commands = commands_from_options(options)
1170
 
        self.assertEqual(1, len(commands))
1171
 
        command = commands[0]
1172
 
        self.assertIsInstance(command, command_cls)
1173
 
        for key, value in cmd_attrs.items():
1174
 
            self.assertEqual(value, getattr(command, key))
1175
 
 
1176
 
    def test_is_enabled_short(self):
1177
 
        self.assert_command_from_args(["-V", "client"],
1178
 
                                      command.IsEnabled)
1179
 
 
1180
 
    def test_approve(self):
1181
 
        self.assert_command_from_args(["--approve", "client"],
1182
 
                                      command.Approve)
1183
 
 
1184
 
    def test_approve_short(self):
1185
 
        self.assert_command_from_args(["-A", "client"],
1186
 
                                      command.Approve)
1187
 
 
1188
 
    def test_deny(self):
1189
 
        self.assert_command_from_args(["--deny", "client"],
1190
 
                                      command.Deny)
1191
 
 
1192
 
    def test_deny_short(self):
1193
 
        self.assert_command_from_args(["-D", "client"], command.Deny)
1194
 
 
1195
 
    def test_remove(self):
1196
 
        self.assert_command_from_args(["--remove", "client"],
1197
 
                                      command.Remove)
1198
 
 
1199
 
    def test_deny_before_remove(self):
1200
 
        options = self.parser.parse_args(["--deny", "--remove",
1201
 
                                          "client"])
1202
 
        check_option_syntax(self.parser, options)
1203
 
        commands = commands_from_options(options)
1204
 
        self.assertEqual(2, len(commands))
1205
 
        self.assertIsInstance(commands[0], command.Deny)
1206
 
        self.assertIsInstance(commands[1], command.Remove)
1207
 
 
1208
 
    def test_deny_before_remove_reversed(self):
1209
 
        options = self.parser.parse_args(["--remove", "--deny",
1210
 
                                          "--all"])
1211
 
        check_option_syntax(self.parser, options)
1212
 
        commands = commands_from_options(options)
1213
 
        self.assertEqual(2, len(commands))
1214
 
        self.assertIsInstance(commands[0], command.Deny)
1215
 
        self.assertIsInstance(commands[1], command.Remove)
1216
 
 
1217
 
    def test_remove_short(self):
1218
 
        self.assert_command_from_args(["-r", "client"],
1219
 
                                      command.Remove)
1220
 
 
1221
 
    def test_dump_json(self):
1222
 
        self.assert_command_from_args(["--dump-json"],
1223
 
                                      command.DumpJSON)
1224
 
 
1225
 
    def test_enable(self):
1226
 
        self.assert_command_from_args(["--enable", "client"],
1227
 
                                      command.Enable)
1228
 
 
1229
 
    def test_enable_short(self):
1230
 
        self.assert_command_from_args(["-e", "client"],
1231
 
                                      command.Enable)
1232
 
 
1233
 
    def test_disable(self):
1234
 
        self.assert_command_from_args(["--disable", "client"],
1235
 
                                      command.Disable)
1236
 
 
1237
 
    def test_disable_short(self):
1238
 
        self.assert_command_from_args(["-d", "client"],
1239
 
                                      command.Disable)
1240
 
 
1241
 
    def test_bump_timeout(self):
1242
 
        self.assert_command_from_args(["--bump-timeout", "client"],
1243
 
                                      command.BumpTimeout)
1244
 
 
1245
 
    def test_bump_timeout_short(self):
1246
 
        self.assert_command_from_args(["-b", "client"],
1247
 
                                      command.BumpTimeout)
1248
 
 
1249
 
    def test_start_checker(self):
1250
 
        self.assert_command_from_args(["--start-checker", "client"],
1251
 
                                      command.StartChecker)
1252
 
 
1253
 
    def test_stop_checker(self):
1254
 
        self.assert_command_from_args(["--stop-checker", "client"],
1255
 
                                      command.StopChecker)
1256
 
 
1257
 
    def test_approve_by_default(self):
1258
 
        self.assert_command_from_args(["--approve-by-default",
1259
 
                                       "client"],
1260
 
                                      command.ApproveByDefault)
1261
 
 
1262
 
    def test_deny_by_default(self):
1263
 
        self.assert_command_from_args(["--deny-by-default", "client"],
1264
 
                                      command.DenyByDefault)
1265
 
 
1266
 
    def test_checker(self):
1267
 
        self.assert_command_from_args(["--checker", ":", "client"],
1268
 
                                      command.SetChecker,
1269
 
                                      value_to_set=":")
1270
 
 
1271
 
    def test_checker_empty(self):
1272
 
        self.assert_command_from_args(["--checker", "", "client"],
1273
 
                                      command.SetChecker,
1274
 
                                      value_to_set="")
1275
 
 
1276
 
    def test_checker_short(self):
1277
 
        self.assert_command_from_args(["-c", ":", "client"],
1278
 
                                      command.SetChecker,
1279
 
                                      value_to_set=":")
1280
 
 
1281
 
    def test_host(self):
1282
 
        self.assert_command_from_args(
1283
 
            ["--host", "client.example.org", "client"],
1284
 
            command.SetHost, value_to_set="client.example.org")
1285
 
 
1286
 
    def test_host_short(self):
1287
 
        self.assert_command_from_args(
1288
 
            ["-H", "client.example.org", "client"], command.SetHost,
1289
 
            value_to_set="client.example.org")
1290
 
 
1291
 
    def test_secret_devnull(self):
1292
 
        self.assert_command_from_args(["--secret", os.path.devnull,
1293
 
                                       "client"], command.SetSecret,
1294
 
                                      value_to_set=b"")
1295
 
 
1296
 
    def test_secret_tempfile(self):
1297
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1298
 
            value = b"secret\0xyzzy\nbar"
1299
 
            f.write(value)
1300
 
            f.seek(0)
1301
 
            self.assert_command_from_args(["--secret", f.name,
1302
 
                                           "client"],
1303
 
                                          command.SetSecret,
1304
 
                                          value_to_set=value)
1305
 
 
1306
 
    def test_secret_devnull_short(self):
1307
 
        self.assert_command_from_args(["-s", os.path.devnull,
1308
 
                                       "client"], command.SetSecret,
1309
 
                                      value_to_set=b"")
1310
 
 
1311
 
    def test_secret_tempfile_short(self):
1312
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1313
 
            value = b"secret\0xyzzy\nbar"
1314
 
            f.write(value)
1315
 
            f.seek(0)
1316
 
            self.assert_command_from_args(["-s", f.name, "client"],
1317
 
                                          command.SetSecret,
1318
 
                                          value_to_set=value)
1319
 
 
1320
 
    def test_timeout(self):
1321
 
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
1322
 
                                      command.SetTimeout,
1323
 
                                      value_to_set=300000)
1324
 
 
1325
 
    def test_timeout_short(self):
1326
 
        self.assert_command_from_args(["-t", "PT5M", "client"],
1327
 
                                      command.SetTimeout,
1328
 
                                      value_to_set=300000)
1329
 
 
1330
 
    def test_extended_timeout(self):
1331
 
        self.assert_command_from_args(["--extended-timeout", "PT15M",
1332
 
                                       "client"],
1333
 
                                      command.SetExtendedTimeout,
1334
 
                                      value_to_set=900000)
1335
 
 
1336
 
    def test_interval(self):
1337
 
        self.assert_command_from_args(["--interval", "PT2M",
1338
 
                                       "client"], command.SetInterval,
1339
 
                                      value_to_set=120000)
1340
 
 
1341
 
    def test_interval_short(self):
1342
 
        self.assert_command_from_args(["-i", "PT2M", "client"],
1343
 
                                      command.SetInterval,
1344
 
                                      value_to_set=120000)
1345
 
 
1346
 
    def test_approval_delay(self):
1347
 
        self.assert_command_from_args(["--approval-delay", "PT30S",
1348
 
                                       "client"],
1349
 
                                      command.SetApprovalDelay,
1350
 
                                      value_to_set=30000)
1351
 
 
1352
 
    def test_approval_duration(self):
1353
 
        self.assert_command_from_args(["--approval-duration", "PT1S",
1354
 
                                       "client"],
1355
 
                                      command.SetApprovalDuration,
1356
 
                                      value_to_set=1000)
1357
 
 
1358
 
    def test_print_table(self):
1359
 
        self.assert_command_from_args([], command.PrintTable,
1360
 
                                      verbose=False)
1361
 
 
1362
 
    def test_print_table_verbose(self):
1363
 
        self.assert_command_from_args(["--verbose"],
1364
 
                                      command.PrintTable,
1365
 
                                      verbose=True)
1366
 
 
1367
 
    def test_print_table_verbose_short(self):
1368
 
        self.assert_command_from_args(["-v"], command.PrintTable,
1369
 
                                      verbose=True)
1370
 
 
1371
 
 
1372
 
class TestCommand(unittest.TestCase):
1373
 
    """Abstract class for tests of command classes"""
1374
 
 
1375
 
    def setUp(self):
1376
 
        testcase = self
1377
 
        class MockClient(object):
1378
 
            def __init__(self, name, **attributes):
1379
 
                self.__dbus_object_path__ = "/clients/{}".format(name)
1380
 
                self.attributes = attributes
1381
 
                self.attributes["Name"] = name
1382
 
                self.calls = []
1383
 
            def Set(self, interface, propname, value, dbus_interface):
1384
 
                testcase.assertEqual(client_dbus_interface, interface)
1385
 
                testcase.assertEqual(dbus.PROPERTIES_IFACE,
1386
 
                                     dbus_interface)
1387
 
                self.attributes[propname] = value
1388
 
            def Approve(self, approve, dbus_interface):
1389
 
                testcase.assertEqual(client_dbus_interface,
1390
 
                                     dbus_interface)
1391
 
                self.calls.append(("Approve", (approve,
1392
 
                                               dbus_interface)))
1393
 
        self.client = MockClient(
1394
 
            "foo",
1395
 
            KeyID=("92ed150794387c03ce684574b1139a65"
1396
 
                   "94a34f895daaaf09fd8ea90a27cddb12"),
1397
 
            Secret=b"secret",
1398
 
            Host="foo.example.org",
1399
 
            Enabled=dbus.Boolean(True),
1400
 
            Timeout=300000,
1401
 
            LastCheckedOK="2019-02-03T00:00:00",
1402
 
            Created="2019-01-02T00:00:00",
1403
 
            Interval=120000,
1404
 
            Fingerprint=("778827225BA7DE539C5A"
1405
 
                         "7CFA59CFF7CDBD9A5920"),
1406
 
            CheckerRunning=dbus.Boolean(False),
1407
 
            LastEnabled="2019-01-03T00:00:00",
1408
 
            ApprovalPending=dbus.Boolean(False),
1409
 
            ApprovedByDefault=dbus.Boolean(True),
1410
 
            LastApprovalRequest="",
1411
 
            ApprovalDelay=0,
1412
 
            ApprovalDuration=1000,
1413
 
            Checker="fping -q -- %(host)s",
1414
 
            ExtendedTimeout=900000,
1415
 
            Expires="2019-02-04T00:00:00",
1416
 
            LastCheckerStatus=0)
1417
 
        self.other_client = MockClient(
1418
 
            "barbar",
1419
 
            KeyID=("0558568eedd67d622f5c83b35a115f79"
1420
 
                   "6ab612cff5ad227247e46c2b020f441c"),
1421
 
            Secret=b"secretbar",
1422
 
            Host="192.0.2.3",
1423
 
            Enabled=dbus.Boolean(True),
1424
 
            Timeout=300000,
1425
 
            LastCheckedOK="2019-02-04T00:00:00",
1426
 
            Created="2019-01-03T00:00:00",
1427
 
            Interval=120000,
1428
 
            Fingerprint=("3E393AEAEFB84C7E89E2"
1429
 
                         "F547B3A107558FCA3A27"),
1430
 
            CheckerRunning=dbus.Boolean(True),
1431
 
            LastEnabled="2019-01-04T00:00:00",
1432
 
            ApprovalPending=dbus.Boolean(False),
1433
 
            ApprovedByDefault=dbus.Boolean(False),
1434
 
            LastApprovalRequest="2019-01-03T00:00:00",
1435
 
            ApprovalDelay=30000,
1436
 
            ApprovalDuration=93785000,
1437
 
            Checker=":",
1438
 
            ExtendedTimeout=900000,
1439
 
            Expires="2019-02-05T00:00:00",
1440
 
            LastCheckerStatus=-2)
1441
 
        self.clients =  collections.OrderedDict(
1442
 
            [
1443
 
                (self.client.__dbus_object_path__,
1444
 
                 self.client.attributes),
1445
 
                (self.other_client.__dbus_object_path__,
1446
 
                 self.other_client.attributes),
1447
 
            ])
1448
 
        self.one_client = {self.client.__dbus_object_path__:
1449
 
                           self.client.attributes}
1450
 
 
1451
 
    @property
1452
 
    def bus(self):
1453
 
        class MockBus(object):
1454
 
            @staticmethod
1455
 
            def get_object(client_bus_name, path):
1456
 
                self.assertEqual(dbus_busname, client_bus_name)
1457
 
                # Note: "self" here is the TestCmd instance, not the
1458
 
                # MockBus instance, since this is a static method!
1459
 
                if path == self.client.__dbus_object_path__:
1460
 
                    return self.client
1461
 
                elif path == self.other_client.__dbus_object_path__:
1462
 
                    return self.other_client
1463
 
        return MockBus()
1464
 
 
1465
 
 
1466
 
class TestBaseCommands(TestCommand):
1467
 
 
1468
 
    def test_IsEnabled_exits_successfully(self):
1469
 
        with self.assertRaises(SystemExit) as e:
1470
 
            command.IsEnabled().run(self.one_client)
1471
 
        if e.exception.code is not None:
1472
 
            self.assertEqual(0, e.exception.code)
1473
 
        else:
1474
 
            self.assertIsNone(e.exception.code)
1475
 
 
1476
 
    def test_IsEnabled_exits_with_failure(self):
1477
 
        self.client.attributes["Enabled"] = dbus.Boolean(False)
1478
 
        with self.assertRaises(SystemExit) as e:
1479
 
            command.IsEnabled().run(self.one_client)
1480
 
        if isinstance(e.exception.code, int):
1481
 
            self.assertNotEqual(0, e.exception.code)
1482
 
        else:
1483
 
            self.assertIsNotNone(e.exception.code)
1484
 
 
1485
 
    def test_Approve(self):
1486
 
        command.Approve().run(self.clients, self.bus)
1487
 
        for clientpath in self.clients:
1488
 
            client = self.bus.get_object(dbus_busname, clientpath)
1489
 
            self.assertIn(("Approve", (True, client_dbus_interface)),
1490
 
                          client.calls)
1491
 
 
1492
 
    def test_Deny(self):
1493
 
        command.Deny().run(self.clients, self.bus)
1494
 
        for clientpath in self.clients:
1495
 
            client = self.bus.get_object(dbus_busname, clientpath)
1496
 
            self.assertIn(("Approve", (False, client_dbus_interface)),
1497
 
                          client.calls)
1498
 
 
1499
 
    def test_Remove(self):
1500
 
        class MandosSpy(object):
1501
 
            def __init__(self):
1502
 
                self.calls = []
1503
 
            def RemoveClient(self, dbus_path):
1504
 
                self.calls.append(("RemoveClient", (dbus_path,)))
1505
 
        mandos = MandosSpy()
1506
 
        command.Remove().run(self.clients, self.bus, mandos)
1507
 
        for clientpath in self.clients:
1508
 
            self.assertIn(("RemoveClient", (clientpath,)),
1509
 
                          mandos.calls)
1510
 
 
1511
 
    expected_json = {
1512
 
        "foo": {
1513
 
            "Name": "foo",
1514
 
            "KeyID": ("92ed150794387c03ce684574b1139a65"
1515
 
                      "94a34f895daaaf09fd8ea90a27cddb12"),
1516
 
            "Host": "foo.example.org",
1517
 
            "Enabled": True,
1518
 
            "Timeout": 300000,
1519
 
            "LastCheckedOK": "2019-02-03T00:00:00",
1520
 
            "Created": "2019-01-02T00:00:00",
1521
 
            "Interval": 120000,
1522
 
            "Fingerprint": ("778827225BA7DE539C5A"
1523
 
                            "7CFA59CFF7CDBD9A5920"),
1524
 
            "CheckerRunning": False,
1525
 
            "LastEnabled": "2019-01-03T00:00:00",
1526
 
            "ApprovalPending": False,
1527
 
            "ApprovedByDefault": True,
1528
 
            "LastApprovalRequest": "",
1529
 
            "ApprovalDelay": 0,
1530
 
            "ApprovalDuration": 1000,
1531
 
            "Checker": "fping -q -- %(host)s",
1532
 
            "ExtendedTimeout": 900000,
1533
 
            "Expires": "2019-02-04T00:00:00",
1534
 
            "LastCheckerStatus": 0,
1535
 
        },
1536
 
        "barbar": {
1537
 
            "Name": "barbar",
1538
 
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1539
 
                      "6ab612cff5ad227247e46c2b020f441c"),
1540
 
            "Host": "192.0.2.3",
1541
 
            "Enabled": True,
1542
 
            "Timeout": 300000,
1543
 
            "LastCheckedOK": "2019-02-04T00:00:00",
1544
 
            "Created": "2019-01-03T00:00:00",
1545
 
            "Interval": 120000,
1546
 
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
1547
 
                            "F547B3A107558FCA3A27"),
1548
 
            "CheckerRunning": True,
1549
 
            "LastEnabled": "2019-01-04T00:00:00",
1550
 
            "ApprovalPending": False,
1551
 
            "ApprovedByDefault": False,
1552
 
            "LastApprovalRequest": "2019-01-03T00:00:00",
1553
 
            "ApprovalDelay": 30000,
1554
 
            "ApprovalDuration": 93785000,
1555
 
            "Checker": ":",
1556
 
            "ExtendedTimeout": 900000,
1557
 
            "Expires": "2019-02-05T00:00:00",
1558
 
            "LastCheckerStatus": -2,
1559
 
        },
1560
 
    }
1561
 
 
1562
 
    def test_DumpJSON_normal(self):
1563
 
        with self.capture_stdout_to_buffer() as buffer:
1564
 
            command.DumpJSON().run(self.clients)
1565
 
        json_data = json.loads(buffer.getvalue())
1566
 
        self.assertDictEqual(self.expected_json, json_data)
1567
 
 
1568
 
    @staticmethod
1569
 
    @contextlib.contextmanager
1570
 
    def capture_stdout_to_buffer():
1571
 
        capture_buffer = io.StringIO()
1572
 
        old_stdout = sys.stdout
1573
 
        sys.stdout = capture_buffer
1574
 
        try:
1575
 
            yield capture_buffer
1576
 
        finally:
1577
 
            sys.stdout = old_stdout
1578
 
 
1579
 
    def test_DumpJSON_one_client(self):
1580
 
        with self.capture_stdout_to_buffer() as buffer:
1581
 
            command.DumpJSON().run(self.one_client)
1582
 
        json_data = json.loads(buffer.getvalue())
1583
 
        expected_json = {"foo": self.expected_json["foo"]}
1584
 
        self.assertDictEqual(expected_json, json_data)
1585
 
 
1586
 
    def test_PrintTable_normal(self):
1587
 
        with self.capture_stdout_to_buffer() as buffer:
1588
 
            command.PrintTable().run(self.clients)
1589
 
        expected_output = "\n".join((
1590
 
            "Name   Enabled Timeout  Last Successful Check",
1591
 
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
1592
 
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
1593
 
        )) + "\n"
1594
 
        self.assertEqual(expected_output, buffer.getvalue())
1595
 
 
1596
 
    def test_PrintTable_verbose(self):
1597
 
        with self.capture_stdout_to_buffer() as buffer:
1598
 
            command.PrintTable(verbose=True).run(self.clients)
1599
 
        columns = (
1600
 
            (
1601
 
                "Name   ",
1602
 
                "foo    ",
1603
 
                "barbar ",
1604
 
            ),(
1605
 
                "Enabled ",
1606
 
                "Yes     ",
1607
 
                "Yes     ",
1608
 
            ),(
1609
 
                "Timeout  ",
1610
 
                "00:05:00 ",
1611
 
                "00:05:00 ",
1612
 
            ),(
1613
 
                "Last Successful Check ",
1614
 
                "2019-02-03T00:00:00   ",
1615
 
                "2019-02-04T00:00:00   ",
1616
 
            ),(
1617
 
                "Created             ",
1618
 
                "2019-01-02T00:00:00 ",
1619
 
                "2019-01-03T00:00:00 ",
1620
 
            ),(
1621
 
                "Interval ",
1622
 
                "00:02:00 ",
1623
 
                "00:02:00 ",
1624
 
            ),(
1625
 
                "Host            ",
1626
 
                "foo.example.org ",
1627
 
                "192.0.2.3       ",
1628
 
            ),(
1629
 
                ("Key ID                                             "
1630
 
                 "              "),
1631
 
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
1632
 
                 "ea90a27cddb12 "),
1633
 
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
1634
 
                 "46c2b020f441c "),
1635
 
            ),(
1636
 
                "Fingerprint                              ",
1637
 
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
1638
 
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
1639
 
            ),(
1640
 
                "Check Is Running ",
1641
 
                "No               ",
1642
 
                "Yes              ",
1643
 
            ),(
1644
 
                "Last Enabled        ",
1645
 
                "2019-01-03T00:00:00 ",
1646
 
                "2019-01-04T00:00:00 ",
1647
 
            ),(
1648
 
                "Approval Is Pending ",
1649
 
                "No                  ",
1650
 
                "No                  ",
1651
 
            ),(
1652
 
                "Approved By Default ",
1653
 
                "Yes                 ",
1654
 
                "No                  ",
1655
 
            ),(
1656
 
                "Last Approval Request ",
1657
 
                "                      ",
1658
 
                "2019-01-03T00:00:00   ",
1659
 
            ),(
1660
 
                "Approval Delay ",
1661
 
                "00:00:00       ",
1662
 
                "00:00:30       ",
1663
 
            ),(
1664
 
                "Approval Duration ",
1665
 
                "00:00:01          ",
1666
 
                "1T02:03:05        ",
1667
 
            ),(
1668
 
                "Checker              ",
1669
 
                "fping -q -- %(host)s ",
1670
 
                ":                    ",
1671
 
            ),(
1672
 
                "Extended Timeout ",
1673
 
                "00:15:00         ",
1674
 
                "00:15:00         ",
1675
 
            ),(
1676
 
                "Expires             ",
1677
 
                "2019-02-04T00:00:00 ",
1678
 
                "2019-02-05T00:00:00 ",
1679
 
            ),(
1680
 
                "Last Checker Status",
1681
 
                "0                  ",
1682
 
                "-2                 ",
1683
 
            )
1684
 
        )
1685
 
        num_lines = max(len(rows) for rows in columns)
1686
 
        expected_output = ("\n".join("".join(rows[line]
1687
 
                                             for rows in columns)
1688
 
                                     for line in range(num_lines))
1689
 
                           + "\n")
1690
 
        self.assertEqual(expected_output, buffer.getvalue())
1691
 
 
1692
 
    def test_PrintTable_one_client(self):
1693
 
        with self.capture_stdout_to_buffer() as buffer:
1694
 
            command.PrintTable().run(self.one_client)
1695
 
        expected_output = "\n".join((
1696
 
            "Name Enabled Timeout  Last Successful Check",
1697
 
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
1698
 
        )) + "\n"
1699
 
        self.assertEqual(expected_output, buffer.getvalue())
1700
 
 
1701
 
 
1702
 
class TestPropertyCmd(TestCommand):
1703
 
    """Abstract class for tests of command.Property classes"""
1704
 
    def runTest(self):
1705
 
        if not hasattr(self, "command"):
1706
 
            return
1707
 
        values_to_get = getattr(self, "values_to_get",
1708
 
                                self.values_to_set)
1709
 
        for value_to_set, value_to_get in zip(self.values_to_set,
1710
 
                                              values_to_get):
1711
 
            for clientpath in self.clients:
1712
 
                client = self.bus.get_object(dbus_busname, clientpath)
1713
 
                old_value = client.attributes[self.propname]
1714
 
                client.attributes[self.propname] = self.Unique()
1715
 
            self.run_command(value_to_set, self.clients)
1716
 
            for clientpath in self.clients:
1717
 
                client = self.bus.get_object(dbus_busname, clientpath)
1718
 
                value = client.attributes[self.propname]
1719
 
                self.assertNotIsInstance(value, self.Unique)
1720
 
                self.assertEqual(value_to_get, value)
1721
 
 
1722
 
    class Unique(object):
1723
 
        """Class for objects which exist only to be unique objects,
1724
 
since unittest.mock.sentinel only exists in Python 3.3"""
1725
 
 
1726
 
    def run_command(self, value, clients):
1727
 
        self.command().run(clients, self.bus)
1728
 
 
1729
 
 
1730
 
class TestEnableCmd(TestPropertyCmd):
1731
 
    command = command.Enable
1732
 
    propname = "Enabled"
1733
 
    values_to_set = [dbus.Boolean(True)]
1734
 
 
1735
 
 
1736
 
class TestDisableCmd(TestPropertyCmd):
1737
 
    command = command.Disable
1738
 
    propname = "Enabled"
1739
 
    values_to_set = [dbus.Boolean(False)]
1740
 
 
1741
 
 
1742
 
class TestBumpTimeoutCmd(TestPropertyCmd):
1743
 
    command = command.BumpTimeout
1744
 
    propname = "LastCheckedOK"
1745
 
    values_to_set = [""]
1746
 
 
1747
 
 
1748
 
class TestStartCheckerCmd(TestPropertyCmd):
1749
 
    command = command.StartChecker
1750
 
    propname = "CheckerRunning"
1751
 
    values_to_set = [dbus.Boolean(True)]
1752
 
 
1753
 
 
1754
 
class TestStopCheckerCmd(TestPropertyCmd):
1755
 
    command = command.StopChecker
1756
 
    propname = "CheckerRunning"
1757
 
    values_to_set = [dbus.Boolean(False)]
1758
 
 
1759
 
 
1760
 
class TestApproveByDefaultCmd(TestPropertyCmd):
1761
 
    command = command.ApproveByDefault
1762
 
    propname = "ApprovedByDefault"
1763
 
    values_to_set = [dbus.Boolean(True)]
1764
 
 
1765
 
 
1766
 
class TestDenyByDefaultCmd(TestPropertyCmd):
1767
 
    command = command.DenyByDefault
1768
 
    propname = "ApprovedByDefault"
1769
 
    values_to_set = [dbus.Boolean(False)]
1770
 
 
1771
 
 
1772
 
class TestPropertyValueCmd(TestPropertyCmd):
1773
 
    """Abstract class for tests of PropertyValueCmd classes"""
1774
 
 
1775
 
    def runTest(self):
1776
 
        if type(self) is TestPropertyValueCmd:
1777
 
            return
1778
 
        return super(TestPropertyValueCmd, self).runTest()
1779
 
 
1780
 
    def run_command(self, value, clients):
1781
 
        self.command(value).run(clients, self.bus)
1782
 
 
1783
 
 
1784
 
class TestSetCheckerCmd(TestPropertyValueCmd):
1785
 
    command = command.SetChecker
1786
 
    propname = "Checker"
1787
 
    values_to_set = ["", ":", "fping -q -- %s"]
1788
 
 
1789
 
 
1790
 
class TestSetHostCmd(TestPropertyValueCmd):
1791
 
    command = command.SetHost
1792
 
    propname = "Host"
1793
 
    values_to_set = ["192.0.2.3", "client.example.org"]
1794
 
 
1795
 
 
1796
 
class TestSetSecretCmd(TestPropertyValueCmd):
1797
 
    command = command.SetSecret
1798
 
    propname = "Secret"
1799
 
    values_to_set = [io.BytesIO(b""),
1800
 
                     io.BytesIO(b"secret\0xyzzy\nbar")]
1801
 
    values_to_get = [f.getvalue() for f in values_to_set]
1802
 
 
1803
 
 
1804
 
class TestSetTimeoutCmd(TestPropertyValueCmd):
1805
 
    command = command.SetTimeout
1806
 
    propname = "Timeout"
1807
 
    values_to_set = [datetime.timedelta(),
1808
 
                     datetime.timedelta(minutes=5),
1809
 
                     datetime.timedelta(seconds=1),
1810
 
                     datetime.timedelta(weeks=1),
1811
 
                     datetime.timedelta(weeks=52)]
1812
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
1813
 
 
1814
 
 
1815
 
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
1816
 
    command = command.SetExtendedTimeout
1817
 
    propname = "ExtendedTimeout"
1818
 
    values_to_set = [datetime.timedelta(),
1819
 
                     datetime.timedelta(minutes=5),
1820
 
                     datetime.timedelta(seconds=1),
1821
 
                     datetime.timedelta(weeks=1),
1822
 
                     datetime.timedelta(weeks=52)]
1823
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
1824
 
 
1825
 
 
1826
 
class TestSetIntervalCmd(TestPropertyValueCmd):
1827
 
    command = command.SetInterval
1828
 
    propname = "Interval"
1829
 
    values_to_set = [datetime.timedelta(),
1830
 
                     datetime.timedelta(minutes=5),
1831
 
                     datetime.timedelta(seconds=1),
1832
 
                     datetime.timedelta(weeks=1),
1833
 
                     datetime.timedelta(weeks=52)]
1834
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
1835
 
 
1836
 
 
1837
 
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
1838
 
    command = command.SetApprovalDelay
1839
 
    propname = "ApprovalDelay"
1840
 
    values_to_set = [datetime.timedelta(),
1841
 
                     datetime.timedelta(minutes=5),
1842
 
                     datetime.timedelta(seconds=1),
1843
 
                     datetime.timedelta(weeks=1),
1844
 
                     datetime.timedelta(weeks=52)]
1845
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
1846
 
 
1847
 
 
1848
 
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
1849
 
    command = command.SetApprovalDuration
1850
 
    propname = "ApprovalDuration"
1851
 
    values_to_set = [datetime.timedelta(),
1852
 
                     datetime.timedelta(minutes=5),
1853
 
                     datetime.timedelta(seconds=1),
1854
 
                     datetime.timedelta(weeks=1),
1855
 
                     datetime.timedelta(weeks=52)]
1856
 
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
1857
 
 
1858
 
 
1859
 
 
1860
 
def should_only_run_tests():
1861
 
    parser = argparse.ArgumentParser(add_help=False)
1862
 
    parser.add_argument("--check", action='store_true')
1863
 
    args, unknown_args = parser.parse_known_args()
1864
 
    run_tests = args.check
1865
 
    if run_tests:
1866
 
        # Remove --check argument from sys.argv
1867
 
        sys.argv[1:] = unknown_args
1868
 
    return run_tests
1869
 
 
1870
 
# Add all tests from doctest strings
1871
 
def load_tests(loader, tests, none):
1872
 
    import doctest
1873
 
    tests.addTests(doctest.DocTestSuite())
1874
 
    return tests
 
275
                        "ApprovedByDefault",
 
276
                        "LastApprovalRequest", "ApprovalDelay",
 
277
                        "ApprovalDuration", "Checker",
 
278
                        "ExtendedTimeout")
 
279
        else:
 
280
            keywords = defaultkeywords
 
281
        
 
282
        print_clients(clients.values(), keywords)
 
283
    else:
 
284
        # Process each client in the list by all selected options
 
285
        for client in clients:
 
286
            if options.remove:
 
287
                mandos_serv.RemoveClient(client.__dbus_object_path__)
 
288
            if options.enable:
 
289
                client.Enable(dbus_interface=client_interface)
 
290
            if options.disable:
 
291
                client.Disable(dbus_interface=client_interface)
 
292
            if options.bump_timeout:
 
293
                client.CheckedOK(dbus_interface=client_interface)
 
294
            if options.start_checker:
 
295
                client.StartChecker(dbus_interface=client_interface)
 
296
            if options.stop_checker:
 
297
                client.StopChecker(dbus_interface=client_interface)
 
298
            if options.is_enabled:
 
299
                sys.exit(0 if client.Get(client_interface,
 
300
                                         "Enabled",
 
301
                                         dbus_interface=
 
302
                                         dbus.PROPERTIES_IFACE)
 
303
                         else 1)
 
304
            if options.checker is not None:
 
305
                client.Set(client_interface, "Checker",
 
306
                           options.checker,
 
307
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
308
            if options.host is not None:
 
309
                client.Set(client_interface, "Host", options.host,
 
310
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
311
            if options.interval is not None:
 
312
                client.Set(client_interface, "Interval",
 
313
                           timedelta_to_milliseconds
 
314
                           (string_to_delta(options.interval)),
 
315
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
316
            if options.approval_delay is not None:
 
317
                client.Set(client_interface, "ApprovalDelay",
 
318
                           timedelta_to_milliseconds
 
319
                           (string_to_delta(options.
 
320
                                            approval_delay)),
 
321
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
322
            if options.approval_duration is not None:
 
323
                client.Set(client_interface, "ApprovalDuration",
 
324
                           timedelta_to_milliseconds
 
325
                           (string_to_delta(options.
 
326
                                            approval_duration)),
 
327
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
328
            if options.timeout is not None:
 
329
                client.Set(client_interface, "Timeout",
 
330
                           timedelta_to_milliseconds
 
331
                           (string_to_delta(options.timeout)),
 
332
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
333
            if options.extended_timeout is not None:
 
334
                client.Set(client_interface, "ExtendedTimeout",
 
335
                           timedelta_to_milliseconds
 
336
                           (string_to_delta(options.extended_timeout)),
 
337
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
338
            if options.secret is not None:
 
339
                client.Set(client_interface, "Secret",
 
340
                           dbus.ByteArray(open(options.secret,
 
341
                                               "rb").read()),
 
342
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
343
            if options.approved_by_default is not None:
 
344
                client.Set(client_interface, "ApprovedByDefault",
 
345
                           dbus.Boolean(options
 
346
                                        .approved_by_default),
 
347
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
348
            if options.approve:
 
349
                client.Approve(dbus.Boolean(True),
 
350
                               dbus_interface=client_interface)
 
351
            elif options.deny:
 
352
                client.Approve(dbus.Boolean(False),
 
353
                               dbus_interface=client_interface)
1875
354
 
1876
355
if __name__ == "__main__":
1877
 
    try:
1878
 
        if should_only_run_tests():
1879
 
            # Call using ./tdd-python-script --check [--verbose]
1880
 
            unittest.main()
1881
 
        else:
1882
 
            main()
1883
 
    finally:
1884
 
        logging.shutdown()
 
356
    main()