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  • Committer: Teddy Hogeborn
  • Date: 2012-06-01 21:48:12 UTC
  • mto: (237.7.144 trunk) (301.1.1 release)
  • mto: This revision was merged to the branch mainline in revision 302.
  • Revision ID: teddy@recompile.se-20120601214812-g7685v5oeiuhi2qw
* debian/copyright (Copyright): Join the two lines to one line.
* debian/mandos-client.README.Debian: Refer to new location of example
  network hooks.
* debian/mandos-client.docs (network-hooks.d): Removed.
* debian/mandos-client.examples: New; contains "network-hooks.d".
* debian/rules (binary-common): Added "dh_installexamples".
  (binary-common/dh_fixperms): Changed to exclude new location of
  "network-hooks.d".
* init.d-mandos (status): Support new "status" action.

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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 © 2008-2012 Teddy Hogeborn
 
7
# Copyright © 2008-2012 Björn Påhlsson
 
8
 
9
# This program is free software: you can redistribute it and/or modify
 
10
# it under the terms of the GNU General Public License as published by
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
 
21
# <http://www.gnu.org/licenses/>.
 
22
24
23
# Contact the authors at <mandos@recompile.se>.
25
 
#
 
24
26
25
 
27
26
from __future__ import (division, absolute_import, print_function,
28
27
                        unicode_literals)
29
28
 
30
 
try:
31
 
    from future_builtins import *
32
 
except ImportError:
33
 
    pass
 
29
from future_builtins import *
34
30
 
35
31
import sys
 
32
import dbus
36
33
import argparse
37
34
import locale
38
35
import datetime
39
36
import re
40
37
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
38
 
65
39
locale.setlocale(locale.LC_ALL, "")
66
40
 
67
 
dbus_busname_domain = "se.recompile"
68
 
dbus_busname = dbus_busname_domain + ".Mandos"
69
 
server_dbus_path = "/"
70
 
server_dbus_interface = dbus_busname_domain + ".Mandos"
71
 
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
72
 
del dbus_busname_domain
73
 
version = "1.8.3"
74
 
 
75
 
 
76
 
try:
77
 
    dbus.OBJECT_MANAGER_IFACE
78
 
except AttributeError:
79
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
80
 
 
 
41
tablewords = {
 
42
    "Name": "Name",
 
43
    "Enabled": "Enabled",
 
44
    "Timeout": "Timeout",
 
45
    "LastCheckedOK": "Last Successful Check",
 
46
    "LastApprovalRequest": "Last Approval Request",
 
47
    "Created": "Created",
 
48
    "Interval": "Interval",
 
49
    "Host": "Host",
 
50
    "Fingerprint": "Fingerprint",
 
51
    "CheckerRunning": "Check Is Running",
 
52
    "LastEnabled": "Last Enabled",
 
53
    "ApprovalPending": "Approval Is Pending",
 
54
    "ApprovedByDefault": "Approved By Default",
 
55
    "ApprovalDelay": "Approval Delay",
 
56
    "ApprovalDuration": "Approval Duration",
 
57
    "Checker": "Checker",
 
58
    "ExtendedTimeout" : "Extended Timeout"
 
59
    }
 
60
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
61
domain = "se.recompile"
 
62
busname = domain + ".Mandos"
 
63
server_path = "/"
 
64
server_interface = domain + ".Mandos"
 
65
client_interface = domain + ".Mandos.Client"
 
66
version = "1.5.5"
 
67
 
 
68
def timedelta_to_milliseconds(td):
 
69
    """Convert a datetime.timedelta object to milliseconds"""
 
70
    return ((td.days * 24 * 60 * 60 * 1000)
 
71
            + (td.seconds * 1000)
 
72
            + (td.microseconds // 1000))
 
73
 
 
74
def milliseconds_to_string(ms):
 
75
    td = datetime.timedelta(0, 0, 0, ms)
 
76
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
77
            .format(days = "{0}T".format(td.days) if td.days else "",
 
78
                    hours = td.seconds // 3600,
 
79
                    minutes = (td.seconds % 3600) // 60,
 
80
                    seconds = td.seconds % 60,
 
81
                    ))
 
82
 
 
83
def string_to_delta(interval):
 
84
    """Parse a string and return a datetime.timedelta
 
85
    
 
86
    >>> string_to_delta("7d")
 
87
    datetime.timedelta(7)
 
88
    >>> string_to_delta("60s")
 
89
    datetime.timedelta(0, 60)
 
90
    >>> string_to_delta("60m")
 
91
    datetime.timedelta(0, 3600)
 
92
    >>> string_to_delta("24h")
 
93
    datetime.timedelta(1)
 
94
    >>> string_to_delta("1w")
 
95
    datetime.timedelta(7)
 
96
    >>> string_to_delta("5m 30s")
 
97
    datetime.timedelta(0, 330)
 
98
    """
 
99
    value = datetime.timedelta(0)
 
100
    regexp = re.compile("(\d+)([dsmhw]?)")
 
101
    
 
102
    for num, suffix in regexp.findall(interval):
 
103
        if suffix == "d":
 
104
            value += datetime.timedelta(int(num))
 
105
        elif suffix == "s":
 
106
            value += datetime.timedelta(0, int(num))
 
107
        elif suffix == "m":
 
108
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
109
        elif suffix == "h":
 
110
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
111
        elif suffix == "w":
 
112
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
113
        elif suffix == "":
 
114
            value += datetime.timedelta(0, 0, 0, int(num))
 
115
    return value
 
116
 
 
117
def print_clients(clients, keywords):
 
118
    def valuetostring(value, keyword):
 
119
        if type(value) is dbus.Boolean:
 
120
            return "Yes" if value else "No"
 
121
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
122
                       "ApprovalDuration", "ExtendedTimeout"):
 
123
            return milliseconds_to_string(value)
 
124
        return unicode(value)
 
125
    
 
126
    # Create format string to print table rows
 
127
    format_string = " ".join("{{{key}:{width}}}".format(
 
128
            width = max(len(tablewords[key]),
 
129
                        max(len(valuetostring(client[key],
 
130
                                              key))
 
131
                            for client in
 
132
                            clients)),
 
133
            key = key) for key in keywords)
 
134
    # Print header line
 
135
    print(format_string.format(**tablewords))
 
136
    for client in clients:
 
137
        print(format_string.format(**dict((key,
 
138
                                           valuetostring(client[key],
 
139
                                                         key))
 
140
                                          for key in keywords)))
 
141
 
 
142
def has_actions(options):
 
143
    return any((options.enable,
 
144
                options.disable,
 
145
                options.bump_timeout,
 
146
                options.start_checker,
 
147
                options.stop_checker,
 
148
                options.is_enabled,
 
149
                options.remove,
 
150
                options.checker is not None,
 
151
                options.timeout is not None,
 
152
                options.extended_timeout is not None,
 
153
                options.interval is not None,
 
154
                options.approved_by_default is not None,
 
155
                options.approval_delay is not None,
 
156
                options.approval_duration is not None,
 
157
                options.host is not None,
 
158
                options.secret is not None,
 
159
                options.approve,
 
160
                options.deny))
81
161
 
82
162
def main():
83
163
    parser = argparse.ArgumentParser()
84
 
 
85
 
    add_command_line_options(parser)
86
 
 
87
 
    options = parser.parse_args()
88
 
 
89
 
    check_option_syntax(parser, options)
90
 
 
91
 
    clientnames = options.client
92
 
 
93
 
    if options.debug:
94
 
        log.setLevel(logging.DEBUG)
95
 
 
96
 
    bus = dbus.SystemBus()
97
 
 
98
 
    mandos_dbus_object = get_mandos_dbus_object(bus)
99
 
 
100
 
    mandos_serv = dbus.Interface(
101
 
        mandos_dbus_object, dbus_interface=server_dbus_interface)
102
 
    mandos_serv_object_manager = dbus.Interface(
103
 
        mandos_dbus_object, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
104
 
 
105
 
    managed_objects = get_managed_objects(mandos_serv_object_manager)
106
 
 
107
 
    all_clients = {}
108
 
    for path, ifs_and_props in managed_objects.items():
109
 
        try:
110
 
            all_clients[path] = ifs_and_props[client_dbus_interface]
111
 
        except KeyError:
112
 
            pass
113
 
 
114
 
    # Compile dict of (clientpath: properties) to process
115
 
    if not clientnames:
116
 
        clients = all_clients
117
 
    else:
118
 
        clients = {}
119
 
        for name in clientnames:
120
 
            for objpath, properties in all_clients.items():
121
 
                if properties["Name"] == name:
122
 
                    clients[objpath] = properties
123
 
                    break
124
 
            else:
125
 
                log.critical("Client not found on server: %r", name)
126
 
                sys.exit(1)
127
 
 
128
 
    # Run all commands on clients
129
 
    commands = commands_from_options(options)
130
 
    for command in commands:
131
 
        command.run(clients, bus, mandos_serv)
132
 
 
133
 
 
134
 
def add_command_line_options(parser):
135
164
    parser.add_argument("--version", action="version",
136
 
                        version="%(prog)s {}".format(version),
 
165
                        version = "%(prog)s {0}".format(version),
137
166
                        help="show version number and exit")
138
167
    parser.add_argument("-a", "--all", action="store_true",
139
168
                        help="Select all clients")
140
169
    parser.add_argument("-v", "--verbose", action="store_true",
141
170
                        help="Print all fields")
142
 
    parser.add_argument("-j", "--dump-json", action="store_true",
143
 
                        help="Dump client data in JSON format")
144
 
    enable_disable = parser.add_mutually_exclusive_group()
145
 
    enable_disable.add_argument("-e", "--enable", action="store_true",
146
 
                                help="Enable client")
147
 
    enable_disable.add_argument("-d", "--disable",
148
 
                                action="store_true",
149
 
                                help="disable client")
 
171
    parser.add_argument("-e", "--enable", action="store_true",
 
172
                        help="Enable client")
 
173
    parser.add_argument("-d", "--disable", action="store_true",
 
174
                        help="disable client")
150
175
    parser.add_argument("-b", "--bump-timeout", action="store_true",
151
176
                        help="Bump timeout for client")
152
 
    start_stop_checker = parser.add_mutually_exclusive_group()
153
 
    start_stop_checker.add_argument("--start-checker",
154
 
                                    action="store_true",
155
 
                                    help="Start checker for client")
156
 
    start_stop_checker.add_argument("--stop-checker",
157
 
                                    action="store_true",
158
 
                                    help="Stop checker for client")
 
177
    parser.add_argument("--start-checker", action="store_true",
 
178
                        help="Start checker for client")
 
179
    parser.add_argument("--stop-checker", action="store_true",
 
180
                        help="Stop checker for client")
159
181
    parser.add_argument("-V", "--is-enabled", action="store_true",
160
182
                        help="Check if client is enabled")
161
183
    parser.add_argument("-r", "--remove", action="store_true",
162
184
                        help="Remove client")
163
185
    parser.add_argument("-c", "--checker",
164
186
                        help="Set checker command for client")
165
 
    parser.add_argument("-t", "--timeout", type=string_to_delta,
 
187
    parser.add_argument("-t", "--timeout",
166
188
                        help="Set timeout for client")
167
 
    parser.add_argument("--extended-timeout", type=string_to_delta,
 
189
    parser.add_argument("--extended-timeout",
168
190
                        help="Set extended timeout for client")
169
 
    parser.add_argument("-i", "--interval", type=string_to_delta,
 
191
    parser.add_argument("-i", "--interval",
170
192
                        help="Set checker interval for client")
171
 
    approve_deny_default = parser.add_mutually_exclusive_group()
172
 
    approve_deny_default.add_argument(
173
 
        "--approve-by-default", action="store_true",
174
 
        default=None, dest="approved_by_default",
175
 
        help="Set client to be approved by default")
176
 
    approve_deny_default.add_argument(
177
 
        "--deny-by-default", action="store_false",
178
 
        dest="approved_by_default",
179
 
        help="Set client to be denied by default")
180
 
    parser.add_argument("--approval-delay", type=string_to_delta,
 
193
    parser.add_argument("--approve-by-default", action="store_true",
 
194
                        default=None, dest="approved_by_default",
 
195
                        help="Set client to be approved by default")
 
196
    parser.add_argument("--deny-by-default", action="store_false",
 
197
                        dest="approved_by_default",
 
198
                        help="Set client to be denied by default")
 
199
    parser.add_argument("--approval-delay",
181
200
                        help="Set delay before client approve/deny")
182
 
    parser.add_argument("--approval-duration", type=string_to_delta,
 
201
    parser.add_argument("--approval-duration",
183
202
                        help="Set duration of one client approval")
184
203
    parser.add_argument("-H", "--host", help="Set host for client")
185
 
    parser.add_argument("-s", "--secret",
186
 
                        type=argparse.FileType(mode="rb"),
 
204
    parser.add_argument("-s", "--secret", type=file,
187
205
                        help="Set password blob (file) for client")
188
 
    approve_deny = parser.add_mutually_exclusive_group()
189
 
    approve_deny.add_argument(
190
 
        "-A", "--approve", action="store_true",
191
 
        help="Approve any current client request")
192
 
    approve_deny.add_argument("-D", "--deny", action="store_true",
193
 
                              help="Deny any current client request")
194
 
    parser.add_argument("--debug", action="store_true",
195
 
                        help="Debug mode (show D-Bus commands)")
196
 
    parser.add_argument("--check", action="store_true",
197
 
                        help="Run self-test")
 
206
    parser.add_argument("-A", "--approve", action="store_true",
 
207
                        help="Approve any current client request")
 
208
    parser.add_argument("-D", "--deny", action="store_true",
 
209
                        help="Deny any current client request")
198
210
    parser.add_argument("client", nargs="*", help="Client name")
199
 
 
200
 
 
201
 
def string_to_delta(interval):
202
 
    """Parse a string and return a datetime.timedelta"""
203
 
 
204
 
    try:
205
 
        return rfc3339_duration_to_delta(interval)
206
 
    except ValueError as e:
207
 
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
208
 
                    ' '.join(e.args))
209
 
    return parse_pre_1_6_1_interval(interval)
210
 
 
211
 
 
212
 
def rfc3339_duration_to_delta(duration):
213
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
214
 
 
215
 
    >>> rfc3339_duration_to_delta("P7D")
216
 
    datetime.timedelta(7)
217
 
    >>> rfc3339_duration_to_delta("PT60S")
218
 
    datetime.timedelta(0, 60)
219
 
    >>> rfc3339_duration_to_delta("PT60M")
220
 
    datetime.timedelta(0, 3600)
221
 
    >>> rfc3339_duration_to_delta("P60M")
222
 
    datetime.timedelta(1680)
223
 
    >>> rfc3339_duration_to_delta("PT24H")
224
 
    datetime.timedelta(1)
225
 
    >>> rfc3339_duration_to_delta("P1W")
226
 
    datetime.timedelta(7)
227
 
    >>> rfc3339_duration_to_delta("PT5M30S")
228
 
    datetime.timedelta(0, 330)
229
 
    >>> rfc3339_duration_to_delta("P1DT3M20S")
230
 
    datetime.timedelta(1, 200)
231
 
    >>> # Can not be empty:
232
 
    >>> rfc3339_duration_to_delta("")
233
 
    Traceback (most recent call last):
234
 
    ...
235
 
    ValueError: Invalid RFC 3339 duration: u''
236
 
    >>> # Must start with "P":
237
 
    >>> rfc3339_duration_to_delta("1D")
238
 
    Traceback (most recent call last):
239
 
    ...
240
 
    ValueError: Invalid RFC 3339 duration: u'1D'
241
 
    >>> # Must use correct order
242
 
    >>> rfc3339_duration_to_delta("PT1S2M")
243
 
    Traceback (most recent call last):
244
 
    ...
245
 
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
246
 
    >>> # Time needs time marker
247
 
    >>> rfc3339_duration_to_delta("P1H2S")
248
 
    Traceback (most recent call last):
249
 
    ...
250
 
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
251
 
    >>> # Weeks can not be combined with anything else
252
 
    >>> rfc3339_duration_to_delta("P1D2W")
253
 
    Traceback (most recent call last):
254
 
    ...
255
 
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
256
 
    >>> rfc3339_duration_to_delta("P2W2H")
257
 
    Traceback (most recent call last):
258
 
    ...
259
 
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
260
 
    """
261
 
 
262
 
    # Parsing an RFC 3339 duration with regular expressions is not
263
 
    # possible - there would have to be multiple places for the same
264
 
    # values, like seconds.  The current code, while more esoteric, is
265
 
    # cleaner without depending on a parsing library.  If Python had a
266
 
    # built-in library for parsing we would use it, but we'd like to
267
 
    # avoid excessive use of external libraries.
268
 
 
269
 
    # New type for defining tokens, syntax, and semantics all-in-one
270
 
    Token = collections.namedtuple("Token", (
271
 
        "regexp",  # To match token; if "value" is not None, must have
272
 
                   # a "group" containing digits
273
 
        "value",   # datetime.timedelta or None
274
 
        "followers"))           # Tokens valid after this token
275
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
276
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
277
 
    token_end = Token(re.compile(r"$"), None, frozenset())
278
 
    token_second = Token(re.compile(r"(\d+)S"),
279
 
                         datetime.timedelta(seconds=1),
280
 
                         frozenset((token_end, )))
281
 
    token_minute = Token(re.compile(r"(\d+)M"),
282
 
                         datetime.timedelta(minutes=1),
283
 
                         frozenset((token_second, token_end)))
284
 
    token_hour = Token(re.compile(r"(\d+)H"),
285
 
                       datetime.timedelta(hours=1),
286
 
                       frozenset((token_minute, token_end)))
287
 
    token_time = Token(re.compile(r"T"),
288
 
                       None,
289
 
                       frozenset((token_hour, token_minute,
290
 
                                  token_second)))
291
 
    token_day = Token(re.compile(r"(\d+)D"),
292
 
                      datetime.timedelta(days=1),
293
 
                      frozenset((token_time, token_end)))
294
 
    token_month = Token(re.compile(r"(\d+)M"),
295
 
                        datetime.timedelta(weeks=4),
296
 
                        frozenset((token_day, token_end)))
297
 
    token_year = Token(re.compile(r"(\d+)Y"),
298
 
                       datetime.timedelta(weeks=52),
299
 
                       frozenset((token_month, token_end)))
300
 
    token_week = Token(re.compile(r"(\d+)W"),
301
 
                       datetime.timedelta(weeks=1),
302
 
                       frozenset((token_end, )))
303
 
    token_duration = Token(re.compile(r"P"), None,
304
 
                           frozenset((token_year, token_month,
305
 
                                      token_day, token_time,
306
 
                                      token_week)))
307
 
    # Define starting values:
308
 
    # Value so far
309
 
    value = datetime.timedelta()
310
 
    found_token = None
311
 
    # Following valid tokens
312
 
    followers = frozenset((token_duration, ))
313
 
    # String left to parse
314
 
    s = duration
315
 
    # Loop until end token is found
316
 
    while found_token is not token_end:
317
 
        # Search for any currently valid tokens
318
 
        for token in followers:
319
 
            match = token.regexp.match(s)
320
 
            if match is not None:
321
 
                # Token found
322
 
                if token.value is not None:
323
 
                    # Value found, parse digits
324
 
                    factor = int(match.group(1), 10)
325
 
                    # Add to value so far
326
 
                    value += factor * token.value
327
 
                # Strip token from string
328
 
                s = token.regexp.sub("", s, 1)
329
 
                # Go to found token
330
 
                found_token = token
331
 
                # Set valid next tokens
332
 
                followers = found_token.followers
333
 
                break
334
 
        else:
335
 
            # No currently valid tokens were found
336
 
            raise ValueError("Invalid RFC 3339 duration: {!r}"
337
 
                             .format(duration))
338
 
    # End token found
339
 
    return value
340
 
 
341
 
 
342
 
def parse_pre_1_6_1_interval(interval):
343
 
    """Parse an interval string as documented by Mandos before 1.6.1,
344
 
    and return a datetime.timedelta
345
 
 
346
 
    >>> parse_pre_1_6_1_interval('7d')
347
 
    datetime.timedelta(7)
348
 
    >>> parse_pre_1_6_1_interval('60s')
349
 
    datetime.timedelta(0, 60)
350
 
    >>> parse_pre_1_6_1_interval('60m')
351
 
    datetime.timedelta(0, 3600)
352
 
    >>> parse_pre_1_6_1_interval('24h')
353
 
    datetime.timedelta(1)
354
 
    >>> parse_pre_1_6_1_interval('1w')
355
 
    datetime.timedelta(7)
356
 
    >>> parse_pre_1_6_1_interval('5m 30s')
357
 
    datetime.timedelta(0, 330)
358
 
    >>> parse_pre_1_6_1_interval('')
359
 
    datetime.timedelta(0)
360
 
    >>> # Ignore unknown characters, allow any order and repetitions
361
 
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
362
 
    datetime.timedelta(2, 480, 18000)
363
 
 
364
 
    """
365
 
 
366
 
    value = datetime.timedelta(0)
367
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
368
 
 
369
 
    for num, suffix in regexp.findall(interval):
370
 
        if suffix == "d":
371
 
            value += datetime.timedelta(int(num))
372
 
        elif suffix == "s":
373
 
            value += datetime.timedelta(0, int(num))
374
 
        elif suffix == "m":
375
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
376
 
        elif suffix == "h":
377
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
378
 
        elif suffix == "w":
379
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
380
 
        elif suffix == "":
381
 
            value += datetime.timedelta(0, 0, 0, int(num))
382
 
    return value
383
 
 
384
 
 
385
 
def check_option_syntax(parser, options):
386
 
    """Apply additional restrictions on options, not expressible in
387
 
argparse"""
388
 
 
389
 
    def has_actions(options):
390
 
        return any((options.enable,
391
 
                    options.disable,
392
 
                    options.bump_timeout,
393
 
                    options.start_checker,
394
 
                    options.stop_checker,
395
 
                    options.is_enabled,
396
 
                    options.remove,
397
 
                    options.checker is not None,
398
 
                    options.timeout is not None,
399
 
                    options.extended_timeout is not None,
400
 
                    options.interval is not None,
401
 
                    options.approved_by_default is not None,
402
 
                    options.approval_delay is not None,
403
 
                    options.approval_duration is not None,
404
 
                    options.host is not None,
405
 
                    options.secret is not None,
406
 
                    options.approve,
407
 
                    options.deny))
408
 
 
 
211
    options = parser.parse_args()
 
212
    
409
213
    if has_actions(options) and not (options.client or options.all):
410
214
        parser.error("Options require clients names or --all.")
411
215
    if options.verbose and has_actions(options):
412
 
        parser.error("--verbose can only be used alone.")
413
 
    if options.dump_json and (options.verbose
414
 
                              or has_actions(options)):
415
 
        parser.error("--dump-json can only be used alone.")
 
216
        parser.error("--verbose can only be used alone or with"
 
217
                     " --all.")
416
218
    if options.all and not has_actions(options):
417
219
        parser.error("--all requires an action.")
418
 
    if options.is_enabled and len(options.client) > 1:
419
 
        parser.error("--is-enabled requires exactly one client")
420
 
    if options.remove:
421
 
        options.remove = False
422
 
        if has_actions(options) and not options.deny:
423
 
            parser.error("--remove can only be combined with --deny")
424
 
        options.remove = True
425
 
 
426
 
 
427
 
def get_mandos_dbus_object(bus):
428
 
    log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
429
 
              dbus_busname, server_dbus_path)
430
 
    with if_dbus_exception_log_with_exception_and_exit(
431
 
            "Could not connect to Mandos server: %s"):
432
 
        mandos_dbus_object = bus.get_object(dbus_busname,
433
 
                                            server_dbus_path)
434
 
    return mandos_dbus_object
435
 
 
436
 
 
437
 
@contextlib.contextmanager
438
 
def if_dbus_exception_log_with_exception_and_exit(*args, **kwargs):
439
 
    try:
440
 
        yield
441
 
    except dbus.exceptions.DBusException as e:
442
 
        log.critical(*(args + (e,)), **kwargs)
443
 
        sys.exit(1)
444
 
 
445
 
 
446
 
def get_managed_objects(object_manager):
447
 
    log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
448
 
              server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
449
 
    with if_dbus_exception_log_with_exception_and_exit(
450
 
            "Failed to access Mandos server through D-Bus:\n%s"):
451
 
        with SilenceLogger("dbus.proxies"):
452
 
            managed_objects = object_manager.GetManagedObjects()
453
 
    return managed_objects
454
 
 
455
 
 
456
 
class SilenceLogger(object):
457
 
    "Simple context manager to silence a particular logger"
458
 
    def __init__(self, loggername):
459
 
        self.logger = logging.getLogger(loggername)
460
 
 
461
 
    def __enter__(self):
462
 
        self.logger.addFilter(self.nullfilter)
463
 
        return self
464
 
 
465
 
    class NullFilter(logging.Filter):
466
 
        def filter(self, record):
467
 
            return False
468
 
 
469
 
    nullfilter = NullFilter()
470
 
 
471
 
    def __exit__(self, exc_type, exc_val, exc_tb):
472
 
        self.logger.removeFilter(self.nullfilter)
473
 
 
474
 
 
475
 
def commands_from_options(options):
476
 
 
477
 
    commands = []
478
 
 
479
 
    if options.is_enabled:
480
 
        commands.append(IsEnabledCmd())
481
 
 
482
 
    if options.approve:
483
 
        commands.append(ApproveCmd())
484
 
 
485
 
    if options.deny:
486
 
        commands.append(DenyCmd())
487
 
 
488
 
    if options.remove:
489
 
        commands.append(RemoveCmd())
490
 
 
491
 
    if options.dump_json:
492
 
        commands.append(DumpJSONCmd())
493
 
 
494
 
    if options.enable:
495
 
        commands.append(EnableCmd())
496
 
 
497
 
    if options.disable:
498
 
        commands.append(DisableCmd())
499
 
 
500
 
    if options.bump_timeout:
501
 
        commands.append(BumpTimeoutCmd())
502
 
 
503
 
    if options.start_checker:
504
 
        commands.append(StartCheckerCmd())
505
 
 
506
 
    if options.stop_checker:
507
 
        commands.append(StopCheckerCmd())
508
 
 
509
 
    if options.approved_by_default is not None:
510
 
        if options.approved_by_default:
511
 
            commands.append(ApproveByDefaultCmd())
512
 
        else:
513
 
            commands.append(DenyByDefaultCmd())
514
 
 
515
 
    if options.checker is not None:
516
 
        commands.append(SetCheckerCmd(options.checker))
517
 
 
518
 
    if options.host is not None:
519
 
        commands.append(SetHostCmd(options.host))
520
 
 
521
 
    if options.secret is not None:
522
 
        commands.append(SetSecretCmd(options.secret))
523
 
 
524
 
    if options.timeout is not None:
525
 
        commands.append(SetTimeoutCmd(options.timeout))
526
 
 
527
 
    if options.extended_timeout:
528
 
        commands.append(
529
 
            SetExtendedTimeoutCmd(options.extended_timeout))
530
 
 
531
 
    if options.interval is not None:
532
 
        commands.append(SetIntervalCmd(options.interval))
533
 
 
534
 
    if options.approval_delay is not None:
535
 
        commands.append(SetApprovalDelayCmd(options.approval_delay))
536
 
 
537
 
    if options.approval_duration is not None:
538
 
        commands.append(
539
 
            SetApprovalDurationCmd(options.approval_duration))
540
 
 
541
 
    # If no command option has been given, show table of clients,
542
 
    # optionally verbosely
543
 
    if not commands:
544
 
        commands.append(PrintTableCmd(verbose=options.verbose))
545
 
 
546
 
    return commands
547
 
 
548
 
 
549
 
class Command(object):
550
 
    """Abstract class for commands"""
551
 
    def run(self, clients, bus=None, mandos=None):
552
 
        """Normal commands should implement run_on_one_client(), but
553
 
        commands which want to operate on all clients at the same time
554
 
        can override this run() method instead."""
555
 
        self.mandos = mandos
556
 
        for clientpath, properties in clients.items():
557
 
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
558
 
                      dbus_busname, str(clientpath))
559
 
            client = bus.get_object(dbus_busname, clientpath)
560
 
            self.run_on_one_client(client, properties)
561
 
 
562
 
 
563
 
class IsEnabledCmd(Command):
564
 
    def run(self, clients, bus=None, mandos=None):
565
 
        client, properties = next(iter(clients.items()))
566
 
        if self.is_enabled(client, properties):
567
 
            sys.exit(0)
568
 
        sys.exit(1)
569
 
    def is_enabled(self, client, properties):
570
 
        return properties["Enabled"]
571
 
 
572
 
 
573
 
class ApproveCmd(Command):
574
 
    def run_on_one_client(self, client, properties):
575
 
        log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
576
 
                  client.__dbus_object_path__, client_dbus_interface)
577
 
        client.Approve(dbus.Boolean(True),
578
 
                       dbus_interface=client_dbus_interface)
579
 
 
580
 
 
581
 
class DenyCmd(Command):
582
 
    def run_on_one_client(self, client, properties):
583
 
        log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
584
 
                  client.__dbus_object_path__, client_dbus_interface)
585
 
        client.Approve(dbus.Boolean(False),
586
 
                       dbus_interface=client_dbus_interface)
587
 
 
588
 
 
589
 
class RemoveCmd(Command):
590
 
    def run_on_one_client(self, client, properties):
591
 
        log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)", dbus_busname,
592
 
                  server_dbus_path, server_dbus_interface,
593
 
                  str(client.__dbus_object_path__))
594
 
        self.mandos.RemoveClient(client.__dbus_object_path__)
595
 
 
596
 
 
597
 
class OutputCmd(Command):
598
 
    """Abstract class for commands outputting client details"""
599
 
    all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
600
 
                    "Created", "Interval", "Host", "KeyID",
601
 
                    "Fingerprint", "CheckerRunning", "LastEnabled",
602
 
                    "ApprovalPending", "ApprovedByDefault",
603
 
                    "LastApprovalRequest", "ApprovalDelay",
604
 
                    "ApprovalDuration", "Checker", "ExtendedTimeout",
605
 
                    "Expires", "LastCheckerStatus")
606
 
 
607
 
    def run(self, clients, bus=None, mandos=None):
608
 
        print(self.output(clients.values()))
609
 
 
610
 
    def output(self, clients):
611
 
        raise NotImplementedError()
612
 
 
613
 
 
614
 
class DumpJSONCmd(OutputCmd):
615
 
    def output(self, clients):
616
 
        data = {client["Name"]:
617
 
                {key: self.dbus_boolean_to_bool(client[key])
618
 
                 for key in self.all_keywords}
619
 
                for client in clients}
620
 
        return json.dumps(data, indent=4, separators=(',', ': '))
621
 
 
622
 
    @staticmethod
623
 
    def dbus_boolean_to_bool(value):
624
 
        if isinstance(value, dbus.Boolean):
625
 
            value = bool(value)
626
 
        return value
627
 
 
628
 
 
629
 
class PrintTableCmd(OutputCmd):
630
 
    def __init__(self, verbose=False):
631
 
        self.verbose = verbose
632
 
 
633
 
    def output(self, clients):
634
 
        default_keywords = ("Name", "Enabled", "Timeout",
635
 
                            "LastCheckedOK")
636
 
        keywords = default_keywords
637
 
        if self.verbose:
638
 
            keywords = self.all_keywords
639
 
        return str(self.TableOfClients(clients, keywords))
640
 
 
641
 
    class TableOfClients(object):
642
 
        tableheaders = {
643
 
            "Name": "Name",
644
 
            "Enabled": "Enabled",
645
 
            "Timeout": "Timeout",
646
 
            "LastCheckedOK": "Last Successful Check",
647
 
            "LastApprovalRequest": "Last Approval Request",
648
 
            "Created": "Created",
649
 
            "Interval": "Interval",
650
 
            "Host": "Host",
651
 
            "Fingerprint": "Fingerprint",
652
 
            "KeyID": "Key ID",
653
 
            "CheckerRunning": "Check Is Running",
654
 
            "LastEnabled": "Last Enabled",
655
 
            "ApprovalPending": "Approval Is Pending",
656
 
            "ApprovedByDefault": "Approved By Default",
657
 
            "ApprovalDelay": "Approval Delay",
658
 
            "ApprovalDuration": "Approval Duration",
659
 
            "Checker": "Checker",
660
 
            "ExtendedTimeout": "Extended Timeout",
661
 
            "Expires": "Expires",
662
 
            "LastCheckerStatus": "Last Checker Status",
663
 
        }
664
 
 
665
 
        def __init__(self, clients, keywords):
666
 
            self.clients = clients
667
 
            self.keywords = keywords
668
 
 
669
 
        def __str__(self):
670
 
            return "\n".join(self.rows())
671
 
 
672
 
        if sys.version_info.major == 2:
673
 
            __unicode__ = __str__
674
 
            def __str__(self):
675
 
                return str(self).encode(locale.getpreferredencoding())
676
 
 
677
 
        def rows(self):
678
 
            format_string = self.row_formatting_string()
679
 
            rows = [self.header_line(format_string)]
680
 
            rows.extend(self.client_line(client, format_string)
681
 
                        for client in self.clients)
682
 
            return rows
683
 
 
684
 
        def row_formatting_string(self):
685
 
            "Format string used to format table rows"
686
 
            return " ".join("{{{key}:{width}}}".format(
687
 
                width=max(len(self.tableheaders[key]),
688
 
                          *(len(self.string_from_client(client, key))
689
 
                            for client in self.clients)),
690
 
                key=key)
691
 
                            for key in self.keywords)
692
 
 
693
 
        def string_from_client(self, client, key):
694
 
            return self.valuetostring(client[key], key)
695
 
 
696
 
        @classmethod
697
 
        def valuetostring(cls, value, keyword):
698
 
            if isinstance(value, dbus.Boolean):
699
 
                return "Yes" if value else "No"
700
 
            if keyword in ("Timeout", "Interval", "ApprovalDelay",
701
 
                           "ApprovalDuration", "ExtendedTimeout"):
702
 
                return cls.milliseconds_to_string(value)
703
 
            return str(value)
704
 
 
705
 
        def header_line(self, format_string):
706
 
            return format_string.format(**self.tableheaders)
707
 
 
708
 
        def client_line(self, client, format_string):
709
 
            return format_string.format(
710
 
                **{key: self.string_from_client(client, key)
711
 
                   for key in self.keywords})
712
 
 
713
 
        @staticmethod
714
 
        def milliseconds_to_string(ms):
715
 
            td = datetime.timedelta(0, 0, 0, ms)
716
 
            return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
717
 
                    .format(days="{}T".format(td.days)
718
 
                            if td.days else "",
719
 
                            hours=td.seconds // 3600,
720
 
                            minutes=(td.seconds % 3600) // 60,
721
 
                            seconds=td.seconds % 60))
722
 
 
723
 
 
724
 
class PropertyCmd(Command):
725
 
    """Abstract class for Actions for setting one client property"""
726
 
 
727
 
    def run_on_one_client(self, client, properties):
728
 
        """Set the Client's D-Bus property"""
729
 
        log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
730
 
                  client.__dbus_object_path__,
731
 
                  dbus.PROPERTIES_IFACE, client_dbus_interface,
732
 
                  self.propname, self.value_to_set
733
 
                  if not isinstance(self.value_to_set, dbus.Boolean)
734
 
                  else bool(self.value_to_set))
735
 
        client.Set(client_dbus_interface, self.propname,
736
 
                   self.value_to_set,
737
 
                   dbus_interface=dbus.PROPERTIES_IFACE)
738
 
 
739
 
    @property
740
 
    def propname(self):
741
 
        raise NotImplementedError()
742
 
 
743
 
 
744
 
class EnableCmd(PropertyCmd):
745
 
    propname = "Enabled"
746
 
    value_to_set = dbus.Boolean(True)
747
 
 
748
 
 
749
 
class DisableCmd(PropertyCmd):
750
 
    propname = "Enabled"
751
 
    value_to_set = dbus.Boolean(False)
752
 
 
753
 
 
754
 
class BumpTimeoutCmd(PropertyCmd):
755
 
    propname = "LastCheckedOK"
756
 
    value_to_set = ""
757
 
 
758
 
 
759
 
class StartCheckerCmd(PropertyCmd):
760
 
    propname = "CheckerRunning"
761
 
    value_to_set = dbus.Boolean(True)
762
 
 
763
 
 
764
 
class StopCheckerCmd(PropertyCmd):
765
 
    propname = "CheckerRunning"
766
 
    value_to_set = dbus.Boolean(False)
767
 
 
768
 
 
769
 
class ApproveByDefaultCmd(PropertyCmd):
770
 
    propname = "ApprovedByDefault"
771
 
    value_to_set = dbus.Boolean(True)
772
 
 
773
 
 
774
 
class DenyByDefaultCmd(PropertyCmd):
775
 
    propname = "ApprovedByDefault"
776
 
    value_to_set = dbus.Boolean(False)
777
 
 
778
 
 
779
 
class PropertyValueCmd(PropertyCmd):
780
 
    """Abstract class for PropertyCmd recieving a value as argument"""
781
 
    def __init__(self, value):
782
 
        self.value_to_set = value
783
 
 
784
 
 
785
 
class SetCheckerCmd(PropertyValueCmd):
786
 
    propname = "Checker"
787
 
 
788
 
 
789
 
class SetHostCmd(PropertyValueCmd):
790
 
    propname = "Host"
791
 
 
792
 
 
793
 
class SetSecretCmd(PropertyValueCmd):
794
 
    propname = "Secret"
795
 
 
796
 
    @property
797
 
    def value_to_set(self):
798
 
        return self._vts
799
 
 
800
 
    @value_to_set.setter
801
 
    def value_to_set(self, value):
802
 
        """When setting, read data from supplied file object"""
803
 
        self._vts = value.read()
804
 
        value.close()
805
 
 
806
 
 
807
 
class MillisecondsPropertyValueArgumentCmd(PropertyValueCmd):
808
 
    """Abstract class for PropertyValueCmd taking a value argument as
809
 
a datetime.timedelta() but should store it as milliseconds."""
810
 
 
811
 
    @property
812
 
    def value_to_set(self):
813
 
        return self._vts
814
 
 
815
 
    @value_to_set.setter
816
 
    def value_to_set(self, value):
817
 
        """When setting, convert value from a datetime.timedelta"""
818
 
        self._vts = int(round(value.total_seconds() * 1000))
819
 
 
820
 
 
821
 
class SetTimeoutCmd(MillisecondsPropertyValueArgumentCmd):
822
 
    propname = "Timeout"
823
 
 
824
 
 
825
 
class SetExtendedTimeoutCmd(MillisecondsPropertyValueArgumentCmd):
826
 
    propname = "ExtendedTimeout"
827
 
 
828
 
 
829
 
class SetIntervalCmd(MillisecondsPropertyValueArgumentCmd):
830
 
    propname = "Interval"
831
 
 
832
 
 
833
 
class SetApprovalDelayCmd(MillisecondsPropertyValueArgumentCmd):
834
 
    propname = "ApprovalDelay"
835
 
 
836
 
 
837
 
class SetApprovalDurationCmd(MillisecondsPropertyValueArgumentCmd):
838
 
    propname = "ApprovalDuration"
839
 
 
840
 
 
841
 
 
842
 
class Test_string_to_delta(unittest.TestCase):
843
 
    def test_handles_basic_rfc3339(self):
844
 
        self.assertEqual(string_to_delta("PT0S"),
845
 
                         datetime.timedelta())
846
 
        self.assertEqual(string_to_delta("P0D"),
847
 
                         datetime.timedelta())
848
 
        self.assertEqual(string_to_delta("PT1S"),
849
 
                         datetime.timedelta(0, 1))
850
 
        self.assertEqual(string_to_delta("PT2H"),
851
 
                         datetime.timedelta(0, 7200))
852
 
 
853
 
    def test_falls_back_to_pre_1_6_1_with_warning(self):
854
 
        # assertLogs only exists in Python 3.4
855
 
        if hasattr(self, "assertLogs"):
856
 
            with self.assertLogs(log, logging.WARNING):
857
 
                value = string_to_delta("2h")
858
 
        else:
859
 
            class WarningFilter(logging.Filter):
860
 
                """Don't show, but record the presence of, warnings"""
861
 
                def filter(self, record):
862
 
                    is_warning = record.levelno >= logging.WARNING
863
 
                    self.found = is_warning or getattr(self, "found",
864
 
                                                       False)
865
 
                    return not is_warning
866
 
            warning_filter = WarningFilter()
867
 
            log.addFilter(warning_filter)
868
 
            try:
869
 
                value = string_to_delta("2h")
870
 
            finally:
871
 
                log.removeFilter(warning_filter)
872
 
            self.assertTrue(getattr(warning_filter, "found", False))
873
 
        self.assertEqual(value, datetime.timedelta(0, 7200))
874
 
 
875
 
 
876
 
class Test_check_option_syntax(unittest.TestCase):
877
 
    def setUp(self):
878
 
        self.parser = argparse.ArgumentParser()
879
 
        add_command_line_options(self.parser)
880
 
 
881
 
    def test_actions_requires_client_or_all(self):
882
 
        for action, value in self.actions.items():
883
 
            options = self.parser.parse_args()
884
 
            setattr(options, action, value)
885
 
            with self.assertParseError():
886
 
                self.check_option_syntax(options)
887
 
 
888
 
    # This mostly corresponds to the definition from has_actions() in
889
 
    # check_option_syntax()
890
 
    actions = {
891
 
        # The actual values set here are not that important, but we do
892
 
        # at least stick to the correct types, even though they are
893
 
        # never used
894
 
        "enable": True,
895
 
        "disable": True,
896
 
        "bump_timeout": True,
897
 
        "start_checker": True,
898
 
        "stop_checker": True,
899
 
        "is_enabled": True,
900
 
        "remove": True,
901
 
        "checker": "x",
902
 
        "timeout": datetime.timedelta(),
903
 
        "extended_timeout": datetime.timedelta(),
904
 
        "interval": datetime.timedelta(),
905
 
        "approved_by_default": True,
906
 
        "approval_delay": datetime.timedelta(),
907
 
        "approval_duration": datetime.timedelta(),
908
 
        "host": "x",
909
 
        "secret": io.BytesIO(b"x"),
910
 
        "approve": True,
911
 
        "deny": True,
912
 
    }
913
 
 
914
 
    @contextlib.contextmanager
915
 
    def assertParseError(self):
916
 
        with self.assertRaises(SystemExit) as e:
917
 
            with self.temporarily_suppress_stderr():
918
 
                yield
919
 
        # Exit code from argparse is guaranteed to be "2".  Reference:
920
 
        # https://docs.python.org/3/library
921
 
        # /argparse.html#exiting-methods
922
 
        self.assertEqual(e.exception.code, 2)
923
 
 
924
 
    @staticmethod
925
 
    @contextlib.contextmanager
926
 
    def temporarily_suppress_stderr():
927
 
        null = os.open(os.path.devnull, os.O_RDWR)
928
 
        stderrcopy = os.dup(sys.stderr.fileno())
929
 
        os.dup2(null, sys.stderr.fileno())
930
 
        os.close(null)
 
220
    
 
221
    try:
 
222
        bus = dbus.SystemBus()
 
223
        mandos_dbus_objc = bus.get_object(busname, server_path)
 
224
    except dbus.exceptions.DBusException:
 
225
        print("Could not connect to Mandos server",
 
226
              file=sys.stderr)
 
227
        sys.exit(1)
 
228
    
 
229
    mandos_serv = dbus.Interface(mandos_dbus_objc,
 
230
                                 dbus_interface = server_interface)
 
231
    
 
232
    #block stderr since dbus library prints to stderr
 
233
    null = os.open(os.path.devnull, os.O_RDWR)
 
234
    stderrcopy = os.dup(sys.stderr.fileno())
 
235
    os.dup2(null, sys.stderr.fileno())
 
236
    os.close(null)
 
237
    try:
931
238
        try:
932
 
            yield
 
239
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
933
240
        finally:
934
 
            # restore stderr
 
241
            #restore stderr
935
242
            os.dup2(stderrcopy, sys.stderr.fileno())
936
243
            os.close(stderrcopy)
937
 
 
938
 
    def check_option_syntax(self, options):
939
 
        check_option_syntax(self.parser, options)
940
 
 
941
 
    def test_actions_conflicts_with_verbose(self):
942
 
        for action, value in self.actions.items():
943
 
            options = self.parser.parse_args()
944
 
            setattr(options, action, value)
945
 
            options.verbose = True
946
 
            with self.assertParseError():
947
 
                self.check_option_syntax(options)
948
 
 
949
 
    def test_dump_json_conflicts_with_verbose(self):
950
 
        options = self.parser.parse_args()
951
 
        options.dump_json = True
952
 
        options.verbose = True
953
 
        with self.assertParseError():
954
 
            self.check_option_syntax(options)
955
 
 
956
 
    def test_dump_json_conflicts_with_action(self):
957
 
        for action, value in self.actions.items():
958
 
            options = self.parser.parse_args()
959
 
            setattr(options, action, value)
960
 
            options.dump_json = True
961
 
            with self.assertParseError():
962
 
                self.check_option_syntax(options)
963
 
 
964
 
    def test_all_can_not_be_alone(self):
965
 
        options = self.parser.parse_args()
966
 
        options.all = True
967
 
        with self.assertParseError():
968
 
            self.check_option_syntax(options)
969
 
 
970
 
    def test_all_is_ok_with_any_action(self):
971
 
        for action, value in self.actions.items():
972
 
            options = self.parser.parse_args()
973
 
            setattr(options, action, value)
974
 
            options.all = True
975
 
            self.check_option_syntax(options)
976
 
 
977
 
    def test_is_enabled_fails_without_client(self):
978
 
        options = self.parser.parse_args()
979
 
        options.is_enabled = True
980
 
        with self.assertParseError():
981
 
            self.check_option_syntax(options)
982
 
 
983
 
    def test_is_enabled_works_with_one_client(self):
984
 
        options = self.parser.parse_args()
985
 
        options.is_enabled = True
986
 
        options.client = ["foo"]
987
 
        self.check_option_syntax(options)
988
 
 
989
 
    def test_is_enabled_fails_with_two_clients(self):
990
 
        options = self.parser.parse_args()
991
 
        options.is_enabled = True
992
 
        options.client = ["foo", "barbar"]
993
 
        with self.assertParseError():
994
 
            self.check_option_syntax(options)
995
 
 
996
 
    def test_remove_can_only_be_combined_with_action_deny(self):
997
 
        for action, value in self.actions.items():
998
 
            if action in {"remove", "deny"}:
999
 
                continue
1000
 
            options = self.parser.parse_args()
1001
 
            setattr(options, action, value)
1002
 
            options.all = True
1003
 
            options.remove = True
1004
 
            with self.assertParseError():
1005
 
                self.check_option_syntax(options)
1006
 
 
1007
 
 
1008
 
class Test_get_mandos_dbus_object(unittest.TestCase):
1009
 
    def test_calls_and_returns_get_object_on_bus(self):
1010
 
        class MockBus(object):
1011
 
            called = False
1012
 
            def get_object(mockbus_self, busname, dbus_path):
1013
 
                # Note that "self" is still the testcase instance,
1014
 
                # this MockBus instance is in "mockbus_self".
1015
 
                self.assertEqual(busname, dbus_busname)
1016
 
                self.assertEqual(dbus_path, server_dbus_path)
1017
 
                mockbus_self.called = True
1018
 
                return mockbus_self
1019
 
 
1020
 
        mockbus = get_mandos_dbus_object(bus=MockBus())
1021
 
        self.assertIsInstance(mockbus, MockBus)
1022
 
        self.assertTrue(mockbus.called)
1023
 
 
1024
 
    def test_logs_and_exits_on_dbus_error(self):
1025
 
        class MockBusFailing(object):
1026
 
            def get_object(self, busname, dbus_path):
1027
 
                raise dbus.exceptions.DBusException("Test")
1028
 
 
1029
 
        # assertLogs only exists in Python 3.4
1030
 
        if hasattr(self, "assertLogs"):
1031
 
            with self.assertLogs(log, logging.CRITICAL):
1032
 
                with self.assertRaises(SystemExit) as e:
1033
 
                    bus = get_mandos_dbus_object(bus=MockBus())
1034
 
        else:
1035
 
            critical_filter = self.CriticalFilter()
1036
 
            log.addFilter(critical_filter)
1037
 
            try:
1038
 
                with self.assertRaises(SystemExit) as e:
1039
 
                    get_mandos_dbus_object(bus=MockBusFailing())
1040
 
            finally:
1041
 
                log.removeFilter(critical_filter)
1042
 
            self.assertTrue(critical_filter.found)
1043
 
        if isinstance(e.exception.code, int):
1044
 
            self.assertNotEqual(e.exception.code, 0)
1045
 
        else:
1046
 
            self.assertIsNotNone(e.exception.code)
1047
 
 
1048
 
    class CriticalFilter(logging.Filter):
1049
 
        """Don't show, but register, critical messages"""
1050
 
        found = False
1051
 
        def filter(self, record):
1052
 
            is_critical = record.levelno >= logging.CRITICAL
1053
 
            self.found = is_critical or self.found
1054
 
            return not is_critical
1055
 
 
1056
 
 
1057
 
class Test_get_managed_objects(unittest.TestCase):
1058
 
    def test_calls_and_returns_GetManagedObjects(self):
1059
 
        managed_objects = {"/clients/foo": { "Name": "foo"}}
1060
 
        class MockObjectManager(object):
1061
 
            @staticmethod
1062
 
            def GetManagedObjects():
1063
 
                return managed_objects
1064
 
        retval = get_managed_objects(MockObjectManager())
1065
 
        self.assertDictEqual(managed_objects, retval)
1066
 
 
1067
 
    def test_logs_and_exits_on_dbus_error(self):
1068
 
        class MockObjectManagerFailing(object):
1069
 
            @staticmethod
1070
 
            def GetManagedObjects():
1071
 
                raise dbus.exceptions.DBusException("Test")
1072
 
 
1073
 
        if hasattr(self, "assertLogs"):
1074
 
            with self.assertLogs(log, logging.CRITICAL):
1075
 
                with self.assertRaises(SystemExit):
1076
 
                    get_managed_objects(MockObjectManagerFailing())
1077
 
        else:
1078
 
            critical_filter = self.CriticalFilter()
1079
 
            log.addFilter(critical_filter)
1080
 
            try:
1081
 
                with self.assertRaises(SystemExit) as e:
1082
 
                    get_managed_objects(MockObjectManagerFailing())
1083
 
            finally:
1084
 
                log.removeFilter(critical_filter)
1085
 
            self.assertTrue(critical_filter.found)
1086
 
        if isinstance(e.exception.code, int):
1087
 
            self.assertNotEqual(e.exception.code, 0)
1088
 
        else:
1089
 
            self.assertIsNotNone(e.exception.code)
1090
 
 
1091
 
    class CriticalFilter(logging.Filter):
1092
 
        """Don't show, but register, critical messages"""
1093
 
        found = False
1094
 
        def filter(self, record):
1095
 
            is_critical = record.levelno >= logging.CRITICAL
1096
 
            self.found = is_critical or self.found
1097
 
            return not is_critical
1098
 
 
1099
 
 
1100
 
class Test_SilenceLogger(unittest.TestCase):
1101
 
    loggername = "mandos-ctl.Test_SilenceLogger"
1102
 
    log = logging.getLogger(loggername)
1103
 
    log.propagate = False
1104
 
    log.addHandler(logging.NullHandler())
1105
 
 
1106
 
    def setUp(self):
1107
 
        self.counting_filter = self.CountingFilter()
1108
 
 
1109
 
    class CountingFilter(logging.Filter):
1110
 
        "Count number of records"
1111
 
        count = 0
1112
 
        def filter(self, record):
1113
 
            self.count += 1
1114
 
            return True
1115
 
 
1116
 
    def test_should_filter_records_only_when_active(self):
1117
 
        try:
1118
 
            with SilenceLogger(self.loggername):
1119
 
                self.log.addFilter(self.counting_filter)
1120
 
                self.log.info("Filtered log message 1")
1121
 
            self.log.info("Non-filtered message 2")
1122
 
            self.log.info("Non-filtered message 3")
1123
 
        finally:
1124
 
            self.log.removeFilter(self.counting_filter)
1125
 
        self.assertEqual(self.counting_filter.count, 2)
1126
 
 
1127
 
 
1128
 
class Test_commands_from_options(unittest.TestCase):
1129
 
    def setUp(self):
1130
 
        self.parser = argparse.ArgumentParser()
1131
 
        add_command_line_options(self.parser)
1132
 
 
1133
 
    def test_is_enabled(self):
1134
 
        self.assert_command_from_args(["--is-enabled", "foo"],
1135
 
                                      IsEnabledCmd)
1136
 
 
1137
 
    def assert_command_from_args(self, args, command_cls,
1138
 
                                 **cmd_attrs):
1139
 
        """Assert that parsing ARGS should result in an instance of
1140
 
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1141
 
        options = self.parser.parse_args(args)
1142
 
        check_option_syntax(self.parser, options)
1143
 
        commands = commands_from_options(options)
1144
 
        self.assertEqual(len(commands), 1)
1145
 
        command = commands[0]
1146
 
        self.assertIsInstance(command, command_cls)
1147
 
        for key, value in cmd_attrs.items():
1148
 
            self.assertEqual(getattr(command, key), value)
1149
 
 
1150
 
    def test_is_enabled_short(self):
1151
 
        self.assert_command_from_args(["-V", "foo"], IsEnabledCmd)
1152
 
 
1153
 
    def test_approve(self):
1154
 
        self.assert_command_from_args(["--approve", "foo"],
1155
 
                                      ApproveCmd)
1156
 
 
1157
 
    def test_approve_short(self):
1158
 
        self.assert_command_from_args(["-A", "foo"], ApproveCmd)
1159
 
 
1160
 
    def test_deny(self):
1161
 
        self.assert_command_from_args(["--deny", "foo"], DenyCmd)
1162
 
 
1163
 
    def test_deny_short(self):
1164
 
        self.assert_command_from_args(["-D", "foo"], DenyCmd)
1165
 
 
1166
 
    def test_remove(self):
1167
 
        self.assert_command_from_args(["--remove", "foo"],
1168
 
                                      RemoveCmd)
1169
 
 
1170
 
    def test_deny_before_remove(self):
1171
 
        options = self.parser.parse_args(["--deny", "--remove",
1172
 
                                          "foo"])
1173
 
        check_option_syntax(self.parser, options)
1174
 
        commands = commands_from_options(options)
1175
 
        self.assertEqual(len(commands), 2)
1176
 
        self.assertIsInstance(commands[0], DenyCmd)
1177
 
        self.assertIsInstance(commands[1], RemoveCmd)
1178
 
 
1179
 
    def test_deny_before_remove_reversed(self):
1180
 
        options = self.parser.parse_args(["--remove", "--deny",
1181
 
                                          "--all"])
1182
 
        check_option_syntax(self.parser, options)
1183
 
        commands = commands_from_options(options)
1184
 
        self.assertEqual(len(commands), 2)
1185
 
        self.assertIsInstance(commands[0], DenyCmd)
1186
 
        self.assertIsInstance(commands[1], RemoveCmd)
1187
 
 
1188
 
    def test_remove_short(self):
1189
 
        self.assert_command_from_args(["-r", "foo"], RemoveCmd)
1190
 
 
1191
 
    def test_dump_json(self):
1192
 
        self.assert_command_from_args(["--dump-json"], DumpJSONCmd)
1193
 
 
1194
 
    def test_enable(self):
1195
 
        self.assert_command_from_args(["--enable", "foo"], EnableCmd)
1196
 
 
1197
 
    def test_enable_short(self):
1198
 
        self.assert_command_from_args(["-e", "foo"], EnableCmd)
1199
 
 
1200
 
    def test_disable(self):
1201
 
        self.assert_command_from_args(["--disable", "foo"],
1202
 
                                      DisableCmd)
1203
 
 
1204
 
    def test_disable_short(self):
1205
 
        self.assert_command_from_args(["-d", "foo"], DisableCmd)
1206
 
 
1207
 
    def test_bump_timeout(self):
1208
 
        self.assert_command_from_args(["--bump-timeout", "foo"],
1209
 
                                      BumpTimeoutCmd)
1210
 
 
1211
 
    def test_bump_timeout_short(self):
1212
 
        self.assert_command_from_args(["-b", "foo"], BumpTimeoutCmd)
1213
 
 
1214
 
    def test_start_checker(self):
1215
 
        self.assert_command_from_args(["--start-checker", "foo"],
1216
 
                                      StartCheckerCmd)
1217
 
 
1218
 
    def test_stop_checker(self):
1219
 
        self.assert_command_from_args(["--stop-checker", "foo"],
1220
 
                                      StopCheckerCmd)
1221
 
 
1222
 
    def test_approve_by_default(self):
1223
 
        self.assert_command_from_args(["--approve-by-default", "foo"],
1224
 
                                      ApproveByDefaultCmd)
1225
 
 
1226
 
    def test_deny_by_default(self):
1227
 
        self.assert_command_from_args(["--deny-by-default", "foo"],
1228
 
                                      DenyByDefaultCmd)
1229
 
 
1230
 
    def test_checker(self):
1231
 
        self.assert_command_from_args(["--checker", ":", "foo"],
1232
 
                                      SetCheckerCmd, value_to_set=":")
1233
 
 
1234
 
    def test_checker_empty(self):
1235
 
        self.assert_command_from_args(["--checker", "", "foo"],
1236
 
                                      SetCheckerCmd, value_to_set="")
1237
 
 
1238
 
    def test_checker_short(self):
1239
 
        self.assert_command_from_args(["-c", ":", "foo"],
1240
 
                                      SetCheckerCmd, value_to_set=":")
1241
 
 
1242
 
    def test_host(self):
1243
 
        self.assert_command_from_args(["--host", "foo.example.org",
1244
 
                                       "foo"], SetHostCmd,
1245
 
                                      value_to_set="foo.example.org")
1246
 
 
1247
 
    def test_host_short(self):
1248
 
        self.assert_command_from_args(["-H", "foo.example.org",
1249
 
                                       "foo"], SetHostCmd,
1250
 
                                      value_to_set="foo.example.org")
1251
 
 
1252
 
    def test_secret_devnull(self):
1253
 
        self.assert_command_from_args(["--secret", os.path.devnull,
1254
 
                                       "foo"], SetSecretCmd,
1255
 
                                      value_to_set=b"")
1256
 
 
1257
 
    def test_secret_tempfile(self):
1258
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1259
 
            value = b"secret\0xyzzy\nbar"
1260
 
            f.write(value)
1261
 
            f.seek(0)
1262
 
            self.assert_command_from_args(["--secret", f.name,
1263
 
                                           "foo"], SetSecretCmd,
1264
 
                                          value_to_set=value)
1265
 
 
1266
 
    def test_secret_devnull_short(self):
1267
 
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
1268
 
                                      SetSecretCmd, value_to_set=b"")
1269
 
 
1270
 
    def test_secret_tempfile_short(self):
1271
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1272
 
            value = b"secret\0xyzzy\nbar"
1273
 
            f.write(value)
1274
 
            f.seek(0)
1275
 
            self.assert_command_from_args(["-s", f.name, "foo"],
1276
 
                                          SetSecretCmd,
1277
 
                                          value_to_set=value)
1278
 
 
1279
 
    def test_timeout(self):
1280
 
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
1281
 
                                      SetTimeoutCmd,
1282
 
                                      value_to_set=300000)
1283
 
 
1284
 
    def test_timeout_short(self):
1285
 
        self.assert_command_from_args(["-t", "PT5M", "foo"],
1286
 
                                      SetTimeoutCmd,
1287
 
                                      value_to_set=300000)
1288
 
 
1289
 
    def test_extended_timeout(self):
1290
 
        self.assert_command_from_args(["--extended-timeout", "PT15M",
1291
 
                                       "foo"],
1292
 
                                      SetExtendedTimeoutCmd,
1293
 
                                      value_to_set=900000)
1294
 
 
1295
 
    def test_interval(self):
1296
 
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
1297
 
                                      SetIntervalCmd,
1298
 
                                      value_to_set=120000)
1299
 
 
1300
 
    def test_interval_short(self):
1301
 
        self.assert_command_from_args(["-i", "PT2M", "foo"],
1302
 
                                      SetIntervalCmd,
1303
 
                                      value_to_set=120000)
1304
 
 
1305
 
    def test_approval_delay(self):
1306
 
        self.assert_command_from_args(["--approval-delay", "PT30S",
1307
 
                                       "foo"], SetApprovalDelayCmd,
1308
 
                                      value_to_set=30000)
1309
 
 
1310
 
    def test_approval_duration(self):
1311
 
        self.assert_command_from_args(["--approval-duration", "PT1S",
1312
 
                                       "foo"], SetApprovalDurationCmd,
1313
 
                                      value_to_set=1000)
1314
 
 
1315
 
    def test_print_table(self):
1316
 
        self.assert_command_from_args([], PrintTableCmd,
1317
 
                                      verbose=False)
1318
 
 
1319
 
    def test_print_table_verbose(self):
1320
 
        self.assert_command_from_args(["--verbose"], PrintTableCmd,
1321
 
                                      verbose=True)
1322
 
 
1323
 
    def test_print_table_verbose_short(self):
1324
 
        self.assert_command_from_args(["-v"], PrintTableCmd,
1325
 
                                      verbose=True)
1326
 
 
1327
 
 
1328
 
class TestCmd(unittest.TestCase):
1329
 
    """Abstract class for tests of command classes"""
1330
 
 
1331
 
    def setUp(self):
1332
 
        testcase = self
1333
 
        class MockClient(object):
1334
 
            def __init__(self, name, **attributes):
1335
 
                self.__dbus_object_path__ = "/clients/{}".format(name)
1336
 
                self.attributes = attributes
1337
 
                self.attributes["Name"] = name
1338
 
                self.calls = []
1339
 
            def Set(self, interface, propname, value, dbus_interface):
1340
 
                testcase.assertEqual(interface, client_dbus_interface)
1341
 
                testcase.assertEqual(dbus_interface,
1342
 
                                     dbus.PROPERTIES_IFACE)
1343
 
                self.attributes[propname] = value
1344
 
            def Get(self, interface, propname, dbus_interface):
1345
 
                testcase.assertEqual(interface, client_dbus_interface)
1346
 
                testcase.assertEqual(dbus_interface,
1347
 
                                     dbus.PROPERTIES_IFACE)
1348
 
                return self.attributes[propname]
1349
 
            def Approve(self, approve, dbus_interface):
1350
 
                testcase.assertEqual(dbus_interface,
1351
 
                                     client_dbus_interface)
1352
 
                self.calls.append(("Approve", (approve,
1353
 
                                               dbus_interface)))
1354
 
        self.client = MockClient(
1355
 
            "foo",
1356
 
            KeyID=("92ed150794387c03ce684574b1139a65"
1357
 
                   "94a34f895daaaf09fd8ea90a27cddb12"),
1358
 
            Secret=b"secret",
1359
 
            Host="foo.example.org",
1360
 
            Enabled=dbus.Boolean(True),
1361
 
            Timeout=300000,
1362
 
            LastCheckedOK="2019-02-03T00:00:00",
1363
 
            Created="2019-01-02T00:00:00",
1364
 
            Interval=120000,
1365
 
            Fingerprint=("778827225BA7DE539C5A"
1366
 
                         "7CFA59CFF7CDBD9A5920"),
1367
 
            CheckerRunning=dbus.Boolean(False),
1368
 
            LastEnabled="2019-01-03T00:00:00",
1369
 
            ApprovalPending=dbus.Boolean(False),
1370
 
            ApprovedByDefault=dbus.Boolean(True),
1371
 
            LastApprovalRequest="",
1372
 
            ApprovalDelay=0,
1373
 
            ApprovalDuration=1000,
1374
 
            Checker="fping -q -- %(host)s",
1375
 
            ExtendedTimeout=900000,
1376
 
            Expires="2019-02-04T00:00:00",
1377
 
            LastCheckerStatus=0)
1378
 
        self.other_client = MockClient(
1379
 
            "barbar",
1380
 
            KeyID=("0558568eedd67d622f5c83b35a115f79"
1381
 
                   "6ab612cff5ad227247e46c2b020f441c"),
1382
 
            Secret=b"secretbar",
1383
 
            Host="192.0.2.3",
1384
 
            Enabled=dbus.Boolean(True),
1385
 
            Timeout=300000,
1386
 
            LastCheckedOK="2019-02-04T00:00:00",
1387
 
            Created="2019-01-03T00:00:00",
1388
 
            Interval=120000,
1389
 
            Fingerprint=("3E393AEAEFB84C7E89E2"
1390
 
                         "F547B3A107558FCA3A27"),
1391
 
            CheckerRunning=dbus.Boolean(True),
1392
 
            LastEnabled="2019-01-04T00:00:00",
1393
 
            ApprovalPending=dbus.Boolean(False),
1394
 
            ApprovedByDefault=dbus.Boolean(False),
1395
 
            LastApprovalRequest="2019-01-03T00:00:00",
1396
 
            ApprovalDelay=30000,
1397
 
            ApprovalDuration=93785000,
1398
 
            Checker=":",
1399
 
            ExtendedTimeout=900000,
1400
 
            Expires="2019-02-05T00:00:00",
1401
 
            LastCheckerStatus=-2)
1402
 
        self.clients =  collections.OrderedDict(
1403
 
            [
1404
 
                ("/clients/foo", self.client.attributes),
1405
 
                ("/clients/barbar", self.other_client.attributes),
1406
 
            ])
1407
 
        self.one_client = {"/clients/foo": self.client.attributes}
1408
 
 
1409
 
    @property
1410
 
    def bus(self):
1411
 
        class Bus(object):
1412
 
            @staticmethod
1413
 
            def get_object(client_bus_name, path):
1414
 
                self.assertEqual(client_bus_name, dbus_busname)
1415
 
                return {
1416
 
                    # Note: "self" here is the TestCmd instance, not
1417
 
                    # the Bus instance, since this is a static method!
1418
 
                    "/clients/foo": self.client,
1419
 
                    "/clients/barbar": self.other_client,
1420
 
                }[path]
1421
 
        return Bus()
1422
 
 
1423
 
 
1424
 
class TestIsEnabledCmd(TestCmd):
1425
 
    def test_is_enabled(self):
1426
 
        self.assertTrue(all(IsEnabledCmd().is_enabled(client,
1427
 
                                                      properties)
1428
 
                            for client, properties
1429
 
                            in self.clients.items()))
1430
 
 
1431
 
    def test_is_enabled_run_exits_successfully(self):
1432
 
        with self.assertRaises(SystemExit) as e:
1433
 
            IsEnabledCmd().run(self.one_client)
1434
 
        if e.exception.code is not None:
1435
 
            self.assertEqual(e.exception.code, 0)
1436
 
        else:
1437
 
            self.assertIsNone(e.exception.code)
1438
 
 
1439
 
    def test_is_enabled_run_exits_with_failure(self):
1440
 
        self.client.attributes["Enabled"] = dbus.Boolean(False)
1441
 
        with self.assertRaises(SystemExit) as e:
1442
 
            IsEnabledCmd().run(self.one_client)
1443
 
        if isinstance(e.exception.code, int):
1444
 
            self.assertNotEqual(e.exception.code, 0)
1445
 
        else:
1446
 
            self.assertIsNotNone(e.exception.code)
1447
 
 
1448
 
 
1449
 
class TestApproveCmd(TestCmd):
1450
 
    def test_approve(self):
1451
 
        ApproveCmd().run(self.clients, self.bus)
1452
 
        for clientpath in self.clients:
1453
 
            client = self.bus.get_object(dbus_busname, clientpath)
1454
 
            self.assertIn(("Approve", (True, client_dbus_interface)),
1455
 
                          client.calls)
1456
 
 
1457
 
 
1458
 
class TestDenyCmd(TestCmd):
1459
 
    def test_deny(self):
1460
 
        DenyCmd().run(self.clients, self.bus)
1461
 
        for clientpath in self.clients:
1462
 
            client = self.bus.get_object(dbus_busname, clientpath)
1463
 
            self.assertIn(("Approve", (False, client_dbus_interface)),
1464
 
                          client.calls)
1465
 
 
1466
 
 
1467
 
class TestRemoveCmd(TestCmd):
1468
 
    def test_remove(self):
1469
 
        class MockMandos(object):
1470
 
            def __init__(self):
1471
 
                self.calls = []
1472
 
            def RemoveClient(self, dbus_path):
1473
 
                self.calls.append(("RemoveClient", (dbus_path,)))
1474
 
        mandos = MockMandos()
1475
 
        super(TestRemoveCmd, self).setUp()
1476
 
        RemoveCmd().run(self.clients, self.bus, mandos)
1477
 
        self.assertEqual(len(mandos.calls), 2)
1478
 
        for clientpath in self.clients:
1479
 
            self.assertIn(("RemoveClient", (clientpath,)),
1480
 
                          mandos.calls)
1481
 
 
1482
 
 
1483
 
class TestDumpJSONCmd(TestCmd):
1484
 
    def setUp(self):
1485
 
        self.expected_json = {
1486
 
            "foo": {
1487
 
                "Name": "foo",
1488
 
                "KeyID": ("92ed150794387c03ce684574b1139a65"
1489
 
                          "94a34f895daaaf09fd8ea90a27cddb12"),
1490
 
                "Host": "foo.example.org",
1491
 
                "Enabled": True,
1492
 
                "Timeout": 300000,
1493
 
                "LastCheckedOK": "2019-02-03T00:00:00",
1494
 
                "Created": "2019-01-02T00:00:00",
1495
 
                "Interval": 120000,
1496
 
                "Fingerprint": ("778827225BA7DE539C5A"
1497
 
                                "7CFA59CFF7CDBD9A5920"),
1498
 
                "CheckerRunning": False,
1499
 
                "LastEnabled": "2019-01-03T00:00:00",
1500
 
                "ApprovalPending": False,
1501
 
                "ApprovedByDefault": True,
1502
 
                "LastApprovalRequest": "",
1503
 
                "ApprovalDelay": 0,
1504
 
                "ApprovalDuration": 1000,
1505
 
                "Checker": "fping -q -- %(host)s",
1506
 
                "ExtendedTimeout": 900000,
1507
 
                "Expires": "2019-02-04T00:00:00",
1508
 
                "LastCheckerStatus": 0,
1509
 
            },
1510
 
            "barbar": {
1511
 
                "Name": "barbar",
1512
 
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1513
 
                          "6ab612cff5ad227247e46c2b020f441c"),
1514
 
                "Host": "192.0.2.3",
1515
 
                "Enabled": True,
1516
 
                "Timeout": 300000,
1517
 
                "LastCheckedOK": "2019-02-04T00:00:00",
1518
 
                "Created": "2019-01-03T00:00:00",
1519
 
                "Interval": 120000,
1520
 
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
1521
 
                                "F547B3A107558FCA3A27"),
1522
 
                "CheckerRunning": True,
1523
 
                "LastEnabled": "2019-01-04T00:00:00",
1524
 
                "ApprovalPending": False,
1525
 
                "ApprovedByDefault": False,
1526
 
                "LastApprovalRequest": "2019-01-03T00:00:00",
1527
 
                "ApprovalDelay": 30000,
1528
 
                "ApprovalDuration": 93785000,
1529
 
                "Checker": ":",
1530
 
                "ExtendedTimeout": 900000,
1531
 
                "Expires": "2019-02-05T00:00:00",
1532
 
                "LastCheckerStatus": -2,
1533
 
            },
1534
 
        }
1535
 
        return super(TestDumpJSONCmd, self).setUp()
1536
 
 
1537
 
    def test_normal(self):
1538
 
        output = DumpJSONCmd().output(self.clients.values())
1539
 
        json_data = json.loads(output)
1540
 
        self.assertDictEqual(json_data, self.expected_json)
1541
 
 
1542
 
    def test_one_client(self):
1543
 
        output = DumpJSONCmd().output(self.one_client.values())
1544
 
        json_data = json.loads(output)
1545
 
        expected_json = {"foo": self.expected_json["foo"]}
1546
 
        self.assertDictEqual(json_data, expected_json)
1547
 
 
1548
 
 
1549
 
class TestPrintTableCmd(TestCmd):
1550
 
    def test_normal(self):
1551
 
        output = PrintTableCmd().output(self.clients.values())
1552
 
        expected_output = "\n".join((
1553
 
            "Name   Enabled Timeout  Last Successful Check",
1554
 
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
1555
 
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
1556
 
        ))
1557
 
        self.assertEqual(output, expected_output)
1558
 
 
1559
 
    def test_verbose(self):
1560
 
        output = PrintTableCmd(verbose=True).output(
1561
 
            self.clients.values())
1562
 
        columns = (
1563
 
            (
1564
 
                "Name   ",
1565
 
                "foo    ",
1566
 
                "barbar ",
1567
 
            ),(
1568
 
                "Enabled ",
1569
 
                "Yes     ",
1570
 
                "Yes     ",
1571
 
            ),(
1572
 
                "Timeout  ",
1573
 
                "00:05:00 ",
1574
 
                "00:05:00 ",
1575
 
            ),(
1576
 
                "Last Successful Check ",
1577
 
                "2019-02-03T00:00:00   ",
1578
 
                "2019-02-04T00:00:00   ",
1579
 
            ),(
1580
 
                "Created             ",
1581
 
                "2019-01-02T00:00:00 ",
1582
 
                "2019-01-03T00:00:00 ",
1583
 
            ),(
1584
 
                "Interval ",
1585
 
                "00:02:00 ",
1586
 
                "00:02:00 ",
1587
 
            ),(
1588
 
                "Host            ",
1589
 
                "foo.example.org ",
1590
 
                "192.0.2.3       ",
1591
 
            ),(
1592
 
                ("Key ID                                             "
1593
 
                 "              "),
1594
 
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
1595
 
                 "ea90a27cddb12 "),
1596
 
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
1597
 
                 "46c2b020f441c "),
1598
 
            ),(
1599
 
                "Fingerprint                              ",
1600
 
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
1601
 
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
1602
 
            ),(
1603
 
                "Check Is Running ",
1604
 
                "No               ",
1605
 
                "Yes              ",
1606
 
            ),(
1607
 
                "Last Enabled        ",
1608
 
                "2019-01-03T00:00:00 ",
1609
 
                "2019-01-04T00:00:00 ",
1610
 
            ),(
1611
 
                "Approval Is Pending ",
1612
 
                "No                  ",
1613
 
                "No                  ",
1614
 
            ),(
1615
 
                "Approved By Default ",
1616
 
                "Yes                 ",
1617
 
                "No                  ",
1618
 
            ),(
1619
 
                "Last Approval Request ",
1620
 
                "                      ",
1621
 
                "2019-01-03T00:00:00   ",
1622
 
            ),(
1623
 
                "Approval Delay ",
1624
 
                "00:00:00       ",
1625
 
                "00:00:30       ",
1626
 
            ),(
1627
 
                "Approval Duration ",
1628
 
                "00:00:01          ",
1629
 
                "1T02:03:05        ",
1630
 
            ),(
1631
 
                "Checker              ",
1632
 
                "fping -q -- %(host)s ",
1633
 
                ":                    ",
1634
 
            ),(
1635
 
                "Extended Timeout ",
1636
 
                "00:15:00         ",
1637
 
                "00:15:00         ",
1638
 
            ),(
1639
 
                "Expires             ",
1640
 
                "2019-02-04T00:00:00 ",
1641
 
                "2019-02-05T00:00:00 ",
1642
 
            ),(
1643
 
                "Last Checker Status",
1644
 
                "0                  ",
1645
 
                "-2                 ",
1646
 
            )
1647
 
        )
1648
 
        num_lines = max(len(rows) for rows in columns)
1649
 
        expected_output = "\n".join("".join(rows[line]
1650
 
                                            for rows in columns)
1651
 
                                    for line in range(num_lines))
1652
 
        self.assertEqual(output, expected_output)
1653
 
 
1654
 
    def test_one_client(self):
1655
 
        output = PrintTableCmd().output(self.one_client.values())
1656
 
        expected_output = "\n".join((
1657
 
            "Name Enabled Timeout  Last Successful Check",
1658
 
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
1659
 
        ))
1660
 
        self.assertEqual(output, expected_output)
1661
 
 
1662
 
 
1663
 
class TestPropertyCmd(TestCmd):
1664
 
    """Abstract class for tests of PropertyCmd classes"""
1665
 
    def runTest(self):
1666
 
        if not hasattr(self, "command"):
1667
 
            return
1668
 
        values_to_get = getattr(self, "values_to_get",
1669
 
                                self.values_to_set)
1670
 
        for value_to_set, value_to_get in zip(self.values_to_set,
1671
 
                                              values_to_get):
1672
 
            for clientpath in self.clients:
1673
 
                client = self.bus.get_object(dbus_busname, clientpath)
1674
 
                old_value = client.attributes[self.propname]
1675
 
                self.assertNotIsInstance(old_value, self.Unique)
1676
 
                client.attributes[self.propname] = self.Unique()
1677
 
            self.run_command(value_to_set, self.clients)
1678
 
            for clientpath in self.clients:
1679
 
                client = self.bus.get_object(dbus_busname, clientpath)
1680
 
                value = client.attributes[self.propname]
1681
 
                self.assertNotIsInstance(value, self.Unique)
1682
 
                self.assertEqual(value, value_to_get)
1683
 
 
1684
 
    class Unique(object):
1685
 
        """Class for objects which exist only to be unique objects,
1686
 
since unittest.mock.sentinel only exists in Python 3.3"""
1687
 
 
1688
 
    def run_command(self, value, clients):
1689
 
        self.command().run(clients, self.bus)
1690
 
 
1691
 
 
1692
 
class TestEnableCmd(TestPropertyCmd):
1693
 
    command = EnableCmd
1694
 
    propname = "Enabled"
1695
 
    values_to_set = [dbus.Boolean(True)]
1696
 
 
1697
 
 
1698
 
class TestDisableCmd(TestPropertyCmd):
1699
 
    command = DisableCmd
1700
 
    propname = "Enabled"
1701
 
    values_to_set = [dbus.Boolean(False)]
1702
 
 
1703
 
 
1704
 
class TestBumpTimeoutCmd(TestPropertyCmd):
1705
 
    command = BumpTimeoutCmd
1706
 
    propname = "LastCheckedOK"
1707
 
    values_to_set = [""]
1708
 
 
1709
 
 
1710
 
class TestStartCheckerCmd(TestPropertyCmd):
1711
 
    command = StartCheckerCmd
1712
 
    propname = "CheckerRunning"
1713
 
    values_to_set = [dbus.Boolean(True)]
1714
 
 
1715
 
 
1716
 
class TestStopCheckerCmd(TestPropertyCmd):
1717
 
    command = StopCheckerCmd
1718
 
    propname = "CheckerRunning"
1719
 
    values_to_set = [dbus.Boolean(False)]
1720
 
 
1721
 
 
1722
 
class TestApproveByDefaultCmd(TestPropertyCmd):
1723
 
    command = ApproveByDefaultCmd
1724
 
    propname = "ApprovedByDefault"
1725
 
    values_to_set = [dbus.Boolean(True)]
1726
 
 
1727
 
 
1728
 
class TestDenyByDefaultCmd(TestPropertyCmd):
1729
 
    command = DenyByDefaultCmd
1730
 
    propname = "ApprovedByDefault"
1731
 
    values_to_set = [dbus.Boolean(False)]
1732
 
 
1733
 
 
1734
 
class TestPropertyValueCmd(TestPropertyCmd):
1735
 
    """Abstract class for tests of PropertyValueCmd classes"""
1736
 
 
1737
 
    def runTest(self):
1738
 
        if type(self) is TestPropertyValueCmd:
1739
 
            return
1740
 
        return super(TestPropertyValueCmd, self).runTest()
1741
 
 
1742
 
    def run_command(self, value, clients):
1743
 
        self.command(value).run(clients, self.bus)
1744
 
 
1745
 
 
1746
 
class TestSetCheckerCmd(TestPropertyValueCmd):
1747
 
    command = SetCheckerCmd
1748
 
    propname = "Checker"
1749
 
    values_to_set = ["", ":", "fping -q -- %s"]
1750
 
 
1751
 
 
1752
 
class TestSetHostCmd(TestPropertyValueCmd):
1753
 
    command = SetHostCmd
1754
 
    propname = "Host"
1755
 
    values_to_set = ["192.0.2.3", "foo.example.org"]
1756
 
 
1757
 
 
1758
 
class TestSetSecretCmd(TestPropertyValueCmd):
1759
 
    command = SetSecretCmd
1760
 
    propname = "Secret"
1761
 
    values_to_set = [io.BytesIO(b""),
1762
 
                     io.BytesIO(b"secret\0xyzzy\nbar")]
1763
 
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
1764
 
 
1765
 
 
1766
 
class TestSetTimeoutCmd(TestPropertyValueCmd):
1767
 
    command = SetTimeoutCmd
1768
 
    propname = "Timeout"
1769
 
    values_to_set = [datetime.timedelta(),
1770
 
                     datetime.timedelta(minutes=5),
1771
 
                     datetime.timedelta(seconds=1),
1772
 
                     datetime.timedelta(weeks=1),
1773
 
                     datetime.timedelta(weeks=52)]
1774
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1775
 
 
1776
 
 
1777
 
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
1778
 
    command = SetExtendedTimeoutCmd
1779
 
    propname = "ExtendedTimeout"
1780
 
    values_to_set = [datetime.timedelta(),
1781
 
                     datetime.timedelta(minutes=5),
1782
 
                     datetime.timedelta(seconds=1),
1783
 
                     datetime.timedelta(weeks=1),
1784
 
                     datetime.timedelta(weeks=52)]
1785
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1786
 
 
1787
 
 
1788
 
class TestSetIntervalCmd(TestPropertyValueCmd):
1789
 
    command = SetIntervalCmd
1790
 
    propname = "Interval"
1791
 
    values_to_set = [datetime.timedelta(),
1792
 
                     datetime.timedelta(minutes=5),
1793
 
                     datetime.timedelta(seconds=1),
1794
 
                     datetime.timedelta(weeks=1),
1795
 
                     datetime.timedelta(weeks=52)]
1796
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1797
 
 
1798
 
 
1799
 
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
1800
 
    command = SetApprovalDelayCmd
1801
 
    propname = "ApprovalDelay"
1802
 
    values_to_set = [datetime.timedelta(),
1803
 
                     datetime.timedelta(minutes=5),
1804
 
                     datetime.timedelta(seconds=1),
1805
 
                     datetime.timedelta(weeks=1),
1806
 
                     datetime.timedelta(weeks=52)]
1807
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1808
 
 
1809
 
 
1810
 
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
1811
 
    command = SetApprovalDurationCmd
1812
 
    propname = "ApprovalDuration"
1813
 
    values_to_set = [datetime.timedelta(),
1814
 
                     datetime.timedelta(minutes=5),
1815
 
                     datetime.timedelta(seconds=1),
1816
 
                     datetime.timedelta(weeks=1),
1817
 
                     datetime.timedelta(weeks=52)]
1818
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1819
 
 
1820
 
 
1821
 
 
1822
 
def should_only_run_tests():
1823
 
    parser = argparse.ArgumentParser(add_help=False)
1824
 
    parser.add_argument("--check", action='store_true')
1825
 
    args, unknown_args = parser.parse_known_args()
1826
 
    run_tests = args.check
1827
 
    if run_tests:
1828
 
        # Remove --check argument from sys.argv
1829
 
        sys.argv[1:] = unknown_args
1830
 
    return run_tests
1831
 
 
1832
 
# Add all tests from doctest strings
1833
 
def load_tests(loader, tests, none):
1834
 
    import doctest
1835
 
    tests.addTests(doctest.DocTestSuite())
1836
 
    return tests
 
244
    except dbus.exceptions.DBusException:
 
245
        print("Access denied: Accessing mandos server through dbus.",
 
246
              file=sys.stderr)
 
247
        sys.exit(1)
 
248
    
 
249
    # Compile dict of (clients: properties) to process
 
250
    clients={}
 
251
    
 
252
    if options.all or not options.client:
 
253
        clients = dict((bus.get_object(busname, path), properties)
 
254
                       for path, properties in
 
255
                       mandos_clients.iteritems())
 
256
    else:
 
257
        for name in options.client:
 
258
            for path, client in mandos_clients.iteritems():
 
259
                if client["Name"] == name:
 
260
                    client_objc = bus.get_object(busname, path)
 
261
                    clients[client_objc] = client
 
262
                    break
 
263
            else:
 
264
                print("Client not found on server: {0!r}"
 
265
                      .format(name), file=sys.stderr)
 
266
                sys.exit(1)
 
267
    
 
268
    if not has_actions(options) and clients:
 
269
        if options.verbose:
 
270
            keywords = ("Name", "Enabled", "Timeout",
 
271
                        "LastCheckedOK", "Created", "Interval",
 
272
                        "Host", "Fingerprint", "CheckerRunning",
 
273
                        "LastEnabled", "ApprovalPending",
 
274
                        "ApprovedByDefault",
 
275
                        "LastApprovalRequest", "ApprovalDelay",
 
276
                        "ApprovalDuration", "Checker",
 
277
                        "ExtendedTimeout")
 
278
        else:
 
279
            keywords = defaultkeywords
 
280
        
 
281
        print_clients(clients.values(), keywords)
 
282
    else:
 
283
        # Process each client in the list by all selected options
 
284
        for client in clients:
 
285
            def set_client_prop(prop, value):
 
286
                """Set a Client D-Bus property"""
 
287
                client.Set(client_interface, prop, value,
 
288
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
289
            def set_client_prop_ms(prop, value):
 
290
                """Set a Client D-Bus property, converted
 
291
                from a string to milliseconds."""
 
292
                set_client_prop(prop,
 
293
                                timedelta_to_milliseconds
 
294
                                (string_to_delta(value)))
 
295
            if options.remove:
 
296
                mandos_serv.RemoveClient(client.__dbus_object_path__)
 
297
            if options.enable:
 
298
                set_client_prop("Enabled", dbus.Boolean(True))
 
299
            if options.disable:
 
300
                set_client_prop("Enabled", dbus.Boolean(False))
 
301
            if options.bump_timeout:
 
302
                set_client_prop("LastCheckedOK", "")
 
303
            if options.start_checker:
 
304
                set_client_prop("CheckerRunning", dbus.Boolean(True))
 
305
            if options.stop_checker:
 
306
                set_client_prop("CheckerRunning", dbus.Boolean(False))
 
307
            if options.is_enabled:
 
308
                sys.exit(0 if client.Get(client_interface,
 
309
                                         "Enabled",
 
310
                                         dbus_interface=
 
311
                                         dbus.PROPERTIES_IFACE)
 
312
                         else 1)
 
313
            if options.checker is not None:
 
314
                set_client_prop("Checker", options.checker)
 
315
            if options.host is not None:
 
316
                set_client_prop("Host", options.host)
 
317
            if options.interval is not None:
 
318
                set_client_prop_ms("Interval", options.interval)
 
319
            if options.approval_delay is not None:
 
320
                set_client_prop_ms("ApprovalDelay",
 
321
                                   options.approval_delay)
 
322
            if options.approval_duration is not None:
 
323
                set_client_prop_ms("ApprovalDuration",
 
324
                                   options.approval_duration)
 
325
            if options.timeout is not None:
 
326
                set_client_prop_ms("Timeout", options.timeout)
 
327
            if options.extended_timeout is not None:
 
328
                set_client_prop_ms("ExtendedTimeout",
 
329
                                   options.extended_timeout)
 
330
            if options.secret is not None:
 
331
                set_client_prop("Secret",
 
332
                                dbus.ByteArray(options.secret.read()))
 
333
            if options.approved_by_default is not None:
 
334
                set_client_prop("ApprovedByDefault",
 
335
                                dbus.Boolean(options
 
336
                                             .approved_by_default))
 
337
            if options.approve:
 
338
                client.Approve(dbus.Boolean(True),
 
339
                               dbus_interface=client_interface)
 
340
            elif options.deny:
 
341
                client.Approve(dbus.Boolean(False),
 
342
                               dbus_interface=client_interface)
1837
343
 
1838
344
if __name__ == "__main__":
1839
 
    try:
1840
 
        if should_only_run_tests():
1841
 
            # Call using ./tdd-python-script --check [--verbose]
1842
 
            unittest.main()
1843
 
        else:
1844
 
            main()
1845
 
    finally:
1846
 
        logging.shutdown()
 
345
    main()