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  • Committer: Teddy Hogeborn
  • Date: 2019-08-18 20:31:35 UTC
  • mfrom: (237.4.122 release)
  • Revision ID: teddy@recompile.se-20190818203135-iyzyzin6324altio
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1
1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
3
 
 
4
 
from __future__ import division
 
2
# -*- after-save-hook: (lambda () (let ((command (if (fboundp 'file-local-name) (file-local-name (buffer-file-name)) (or (file-remote-p (buffer-file-name) 'localname) (buffer-file-name))))) (if (= (progn (if (get-buffer "*Test*") (kill-buffer "*Test*")) (process-file-shell-command (format "%s --check" (shell-quote-argument command)) nil "*Test*")) 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w))) (progn (with-current-buffer "*Test*" (compilation-mode)) (display-buffer "*Test*" '(display-buffer-in-side-window)))))); coding: utf-8 -*-
 
3
#
 
4
# Mandos Monitor - Control and monitor the Mandos server
 
5
#
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
 
8
#
 
9
# This file is part of Mandos.
 
10
#
 
11
# Mandos is free software: you can redistribute it and/or modify it
 
12
# under the terms of the GNU General Public License as published by
 
13
# the Free Software Foundation, either version 3 of the License, or
 
14
# (at your option) any later version.
 
15
#
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
19
#     GNU General Public License for more details.
 
20
#
 
21
# You should have received a copy of the GNU General Public License
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
 
24
# Contact the authors at <mandos@recompile.se>.
 
25
#
 
26
 
 
27
from __future__ import (division, absolute_import, print_function,
 
28
                        unicode_literals)
 
29
 
 
30
try:
 
31
    from future_builtins import *
 
32
except ImportError:
 
33
    pass
 
34
 
5
35
import sys
6
 
import dbus
7
 
from optparse import OptionParser
 
36
import argparse
8
37
import locale
9
38
import datetime
10
39
import re
11
 
 
12
 
locale.setlocale(locale.LC_ALL, u'')
13
 
 
14
 
tablewords = {
15
 
    'name': u'Name',
16
 
    'enabled': u'Enabled',
17
 
    'timeout': u'Timeout',
18
 
    'last_checked_ok': u'Last Successful Check',
19
 
    'created': u'Created',
20
 
    'interval': u'Interval',
21
 
    'host': u'Host',
22
 
    'fingerprint': u'Fingerprint',
23
 
    'checker_running': u'Check Is Running',
24
 
    'last_enabled': u'Last Enabled',
25
 
    'checker': u'Checker',
26
 
    }
27
 
defaultkeywords = ('name', 'enabled', 'timeout', 'last_checked_ok')
28
 
domain = 'se.bsnet.fukt'
29
 
busname = domain + '.Mandos'
30
 
server_path = '/'
31
 
server_interface = domain + '.Mandos'
32
 
client_interface = domain + '.Mandos.Client'
33
 
version = "1.0.14"
34
 
bus = dbus.SystemBus()
35
 
mandos_dbus_objc = bus.get_object(busname, server_path)
36
 
mandos_serv = dbus.Interface(mandos_dbus_objc,
37
 
                             dbus_interface = server_interface)
38
 
mandos_clients = mandos_serv.GetAllClientsWithProperties()
39
 
 
40
 
def timedelta_to_milliseconds(td):
41
 
    "Convert a datetime.timedelta object to milliseconds"
42
 
    return ((td.days * 24 * 60 * 60 * 1000)
43
 
            + (td.seconds * 1000)
44
 
            + (td.microseconds // 1000))
45
 
 
46
 
def milliseconds_to_string(ms):
47
 
    td = datetime.timedelta(0, 0, 0, ms)
48
 
    return (u"%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
49
 
            % { "days": "%dT" % td.days if td.days else "",
50
 
                "hours": td.seconds // 3600,
51
 
                "minutes": (td.seconds % 3600) // 60,
52
 
                "seconds": td.seconds % 60,
53
 
                })
 
40
import os
 
41
import collections
 
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
 
48
 
 
49
if sys.version_info.major == 2:
 
50
    __metaclass__ = type
 
51
 
 
52
try:
 
53
    import pydbus
 
54
    import gi
 
55
    dbus_python = None
 
56
except ImportError:
 
57
    import dbus as dbus_python
 
58
    pydbus = None
 
59
    class gi:
 
60
        """Dummy gi module, for the tests"""
 
61
        class repository:
 
62
            class GLib:
 
63
                class Error(Exception):
 
64
                    pass
 
65
 
 
66
# Show warnings by default
 
67
if not sys.warnoptions:
 
68
    import warnings
 
69
    warnings.simplefilter("default")
 
70
 
 
71
log = logging.getLogger(sys.argv[0])
 
72
logging.basicConfig(level="INFO", # Show info level messages
 
73
                    format="%(message)s") # Show basic log messages
 
74
 
 
75
logging.captureWarnings(True)   # Show warnings via the logging system
 
76
 
 
77
if sys.version_info.major == 2:
 
78
    str = unicode
 
79
    import StringIO
 
80
    io.StringIO = StringIO.StringIO
 
81
 
 
82
locale.setlocale(locale.LC_ALL, "")
 
83
 
 
84
version = "1.8.8"
 
85
 
 
86
 
 
87
def main():
 
88
    parser = argparse.ArgumentParser()
 
89
    add_command_line_options(parser)
 
90
 
 
91
    options = parser.parse_args()
 
92
    check_option_syntax(parser, options)
 
93
 
 
94
    clientnames = options.client
 
95
 
 
96
    if options.debug:
 
97
        log.setLevel(logging.DEBUG)
 
98
 
 
99
    if pydbus is not None:
 
100
        bus = pydbus_adapter.CachingBus(pydbus)
 
101
    else:
 
102
        bus = dbus_python_adapter.CachingBus(dbus_python)
 
103
 
 
104
    try:
 
105
        all_clients = bus.get_clients_and_properties()
 
106
    except dbus.ConnectFailed as e:
 
107
        log.critical("Could not connect to Mandos server: %s", e)
 
108
        sys.exit(1)
 
109
    except dbus.Error as e:
 
110
        log.critical(
 
111
            "Failed to access Mandos server through D-Bus:\n%s", e)
 
112
        sys.exit(1)
 
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
    commands = commands_from_options(options)
 
129
 
 
130
    for command in commands:
 
131
        command.run(clients, bus)
 
132
 
 
133
 
 
134
def add_command_line_options(parser):
 
135
    parser.add_argument("--version", action="version",
 
136
                        version="%(prog)s {}".format(version),
 
137
                        help="show version number and exit")
 
138
    parser.add_argument("-a", "--all", action="store_true",
 
139
                        help="Select all clients")
 
140
    parser.add_argument("-v", "--verbose", action="store_true",
 
141
                        help="Print all fields")
 
142
    parser.add_argument("-j", "--dump-json", dest="commands",
 
143
                        action="append_const", default=[],
 
144
                        const=command.DumpJSON(),
 
145
                        help="Dump client data in JSON format")
 
146
    enable_disable = parser.add_mutually_exclusive_group()
 
147
    enable_disable.add_argument("-e", "--enable", dest="commands",
 
148
                                action="append_const", default=[],
 
149
                                const=command.Enable(),
 
150
                                help="Enable client")
 
151
    enable_disable.add_argument("-d", "--disable", dest="commands",
 
152
                                action="append_const", default=[],
 
153
                                const=command.Disable(),
 
154
                                help="disable client")
 
155
    parser.add_argument("-b", "--bump-timeout", dest="commands",
 
156
                        action="append_const", default=[],
 
157
                        const=command.BumpTimeout(),
 
158
                        help="Bump timeout for client")
 
159
    start_stop_checker = parser.add_mutually_exclusive_group()
 
160
    start_stop_checker.add_argument("--start-checker",
 
161
                                    dest="commands",
 
162
                                    action="append_const", default=[],
 
163
                                    const=command.StartChecker(),
 
164
                                    help="Start checker for client")
 
165
    start_stop_checker.add_argument("--stop-checker", dest="commands",
 
166
                                    action="append_const", default=[],
 
167
                                    const=command.StopChecker(),
 
168
                                    help="Stop checker for client")
 
169
    parser.add_argument("-V", "--is-enabled", dest="commands",
 
170
                        action="append_const", default=[],
 
171
                        const=command.IsEnabled(),
 
172
                        help="Check if client is enabled")
 
173
    parser.add_argument("-r", "--remove", dest="commands",
 
174
                        action="append_const", default=[],
 
175
                        const=command.Remove(),
 
176
                        help="Remove client")
 
177
    parser.add_argument("-c", "--checker", dest="commands",
 
178
                        action="append", default=[],
 
179
                        metavar="COMMAND", type=command.SetChecker,
 
180
                        help="Set checker command for client")
 
181
    parser.add_argument(
 
182
        "-t", "--timeout", dest="commands", action="append",
 
183
        default=[], metavar="TIME",
 
184
        type=command.SetTimeout.argparse(string_to_delta),
 
185
        help="Set timeout for client")
 
186
    parser.add_argument(
 
187
        "--extended-timeout", dest="commands", action="append",
 
188
        default=[], metavar="TIME",
 
189
        type=command.SetExtendedTimeout.argparse(string_to_delta),
 
190
        help="Set extended timeout for client")
 
191
    parser.add_argument(
 
192
        "-i", "--interval", dest="commands", action="append",
 
193
        default=[], metavar="TIME",
 
194
        type=command.SetInterval.argparse(string_to_delta),
 
195
        help="Set checker interval for client")
 
196
    approve_deny_default = parser.add_mutually_exclusive_group()
 
197
    approve_deny_default.add_argument(
 
198
        "--approve-by-default", dest="commands",
 
199
        action="append_const", default=[],
 
200
        const=command.ApproveByDefault(),
 
201
        help="Set client to be approved by default")
 
202
    approve_deny_default.add_argument(
 
203
        "--deny-by-default", dest="commands",
 
204
        action="append_const", default=[],
 
205
        const=command.DenyByDefault(),
 
206
        help="Set client to be denied by default")
 
207
    parser.add_argument(
 
208
        "--approval-delay", dest="commands", action="append",
 
209
        default=[], metavar="TIME",
 
210
        type=command.SetApprovalDelay.argparse(string_to_delta),
 
211
        help="Set delay before client approve/deny")
 
212
    parser.add_argument(
 
213
        "--approval-duration", dest="commands", action="append",
 
214
        default=[], metavar="TIME",
 
215
        type=command.SetApprovalDuration.argparse(string_to_delta),
 
216
        help="Set duration of one client approval")
 
217
    parser.add_argument("-H", "--host", dest="commands",
 
218
                        action="append", default=[], metavar="STRING",
 
219
                        type=command.SetHost,
 
220
                        help="Set host for client")
 
221
    parser.add_argument(
 
222
        "-s", "--secret", dest="commands", action="append",
 
223
        default=[], metavar="FILENAME",
 
224
        type=command.SetSecret.argparse(argparse.FileType(mode="rb")),
 
225
        help="Set password blob (file) for client")
 
226
    approve_deny = parser.add_mutually_exclusive_group()
 
227
    approve_deny.add_argument(
 
228
        "-A", "--approve", dest="commands", action="append_const",
 
229
        default=[], const=command.Approve(),
 
230
        help="Approve any current client request")
 
231
    approve_deny.add_argument("-D", "--deny", dest="commands",
 
232
                              action="append_const", default=[],
 
233
                              const=command.Deny(),
 
234
                              help="Deny any current client request")
 
235
    parser.add_argument("--debug", action="store_true",
 
236
                        help="Debug mode (show D-Bus commands)")
 
237
    parser.add_argument("--check", action="store_true",
 
238
                        help="Run self-test")
 
239
    parser.add_argument("client", nargs="*", help="Client name")
54
240
 
55
241
 
56
242
def string_to_delta(interval):
57
 
    """Parse a string and return a datetime.timedelta
58
 
 
59
 
    >>> string_to_delta('7d')
60
 
    datetime.timedelta(7)
61
 
    >>> string_to_delta('60s')
62
 
    datetime.timedelta(0, 60)
63
 
    >>> string_to_delta('60m')
64
 
    datetime.timedelta(0, 3600)
65
 
    >>> string_to_delta('24h')
66
 
    datetime.timedelta(1)
67
 
    >>> string_to_delta(u'1w')
68
 
    datetime.timedelta(7)
69
 
    >>> string_to_delta('5m 30s')
70
 
    datetime.timedelta(0, 330)
71
 
    """
72
 
    timevalue = datetime.timedelta(0)
73
 
    regexp = re.compile("\d+[dsmhw]")
74
 
    
75
 
    for s in regexp.findall(interval):
76
 
        try:
77
 
            suffix = unicode(s[-1])
78
 
            value = int(s[:-1])
79
 
            if suffix == u"d":
80
 
                delta = datetime.timedelta(value)
81
 
            elif suffix == u"s":
82
 
                delta = datetime.timedelta(0, value)
83
 
            elif suffix == u"m":
84
 
                delta = datetime.timedelta(0, 0, 0, 0, value)
85
 
            elif suffix == u"h":
86
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
87
 
            elif suffix == u"w":
88
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
89
 
            else:
90
 
                raise ValueError
91
 
        except (ValueError, IndexError):
92
 
            raise ValueError
93
 
        timevalue += delta
94
 
    return timevalue
95
 
 
96
 
def print_clients(clients):
97
 
    def valuetostring(value, keyword):
98
 
        if type(value) is dbus.Boolean:
99
 
            return u"Yes" if value else u"No"
100
 
        if keyword in (u"timeout", u"interval"):
101
 
            return milliseconds_to_string(value)
102
 
        return unicode(value)
103
 
    
104
 
    # Create format string to print table rows
105
 
    format_string = u' '.join(u'%%-%ds' %
106
 
                              max(len(tablewords[key]),
107
 
                                  max(len(valuetostring(client[key], key))
108
 
                                      for client in
109
 
                                      clients))
110
 
                              for key in keywords)
111
 
    # Print header line
112
 
    print format_string % tuple(tablewords[key] for key in keywords)
113
 
    for client in clients:
114
 
        print format_string % tuple(valuetostring(client[key], key)
115
 
                                    for key in keywords)
116
 
 
117
 
parser = OptionParser(version = "%%prog %s" % version)
118
 
parser.add_option("-a", "--all", action="store_true",
119
 
                  help="Print all fields")
120
 
parser.add_option("-e", "--enable", action="store_true",
121
 
                  help="Enable client")
122
 
parser.add_option("-d", "--disable", action="store_true",
123
 
                  help="disable client")
124
 
parser.add_option("-b", "--bump-timeout", action="store_true",
125
 
                  help="Bump timeout for client")
126
 
parser.add_option("--start-checker", action="store_true",
127
 
                  help="Start checker for client")
128
 
parser.add_option("--stop-checker", action="store_true",
129
 
                  help="Stop checker for client")
130
 
parser.add_option("-V", "--is-enabled", action="store_true",
131
 
                  help="Check if client is enabled")
132
 
parser.add_option("-r", "--remove", action="store_true",
133
 
                  help="Remove client")
134
 
parser.add_option("-c", "--checker", type="string",
135
 
                  help="Set checker command for client")
136
 
parser.add_option("-t", "--timeout", type="string",
137
 
                  help="Set timeout for client")
138
 
parser.add_option("-i", "--interval", type="string",
139
 
                  help="Set checker interval for client")
140
 
parser.add_option("-H", "--host", type="string",
141
 
                  help="Set host for client")
142
 
parser.add_option("-s", "--secret", type="string",
143
 
                  help="Set password blob (file) for client")
144
 
options, client_names = parser.parse_args()
145
 
 
146
 
# Compile list of clients to process
147
 
clients=[]
148
 
for name in client_names:
149
 
    for path, client in mandos_clients.iteritems():
150
 
        if client['name'] == name:
151
 
            client_objc = bus.get_object(busname, path)
152
 
            clients.append(client_objc)
153
 
            break
154
 
    else:
155
 
        print >> sys.stderr, "Client not found on server: %r" % name
156
 
        sys.exit(1)
157
 
 
158
 
if not clients and mandos_clients.values():
159
 
    keywords = defaultkeywords
160
 
    if options.all:
161
 
        keywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
162
 
                    'created', 'interval', 'host', 'fingerprint',
163
 
                    'checker_running', 'last_enabled', 'checker')
164
 
    print_clients(mandos_clients.values())
165
 
 
166
 
# Process each client in the list by all selected options
167
 
for client in clients:
168
 
    if options.remove:
169
 
        mandos_serv.RemoveClient(client.__dbus_object_path__)
170
 
    if options.enable:
171
 
        client.Enable(dbus_interface=client_interface)
172
 
    if options.disable:
173
 
        client.Disable(dbus_interface=client_interface)
174
 
    if options.bump_timeout:
175
 
        client.CheckedOK(dbus_interface=client_interface)
176
 
    if options.start_checker:
177
 
        client.StartChecker(dbus_interface=client_interface)
178
 
    if options.stop_checker:
179
 
        client.StopChecker(dbus_interface=client_interface)
180
 
    if options.is_enabled:
181
 
        sys.exit(0 if client.Get(client_interface,
182
 
                                 u"enabled",
183
 
                                 dbus_interface=dbus.PROPERTIES_IFACE)
184
 
                 else 1)
185
 
    if options.checker:
186
 
        client.Set(client_interface, u"checker", options.checker,
187
 
                   dbus_interface=dbus.PROPERTIES_IFACE)
188
 
    if options.host:
189
 
        client.Set(client_interface, u"host", options.host,
190
 
                   dbus_interface=dbus.PROPERTIES_IFACE)
191
 
    if options.interval:
192
 
        client.Set(client_interface, u"interval",
193
 
                   timedelta_to_milliseconds
194
 
                   (string_to_delta(options.interval)),
195
 
                   dbus_interface=dbus.PROPERTIES_IFACE)
196
 
    if options.timeout:
197
 
        client.Set(client_interface, u"timeout",
198
 
                   timedelta_to_milliseconds(string_to_delta
199
 
                                             (options.timeout)),
200
 
                   dbus_interface=dbus.PROPERTIES_IFACE)
201
 
    if options.secret:
202
 
        client.Set(client_interface, u"secret",
203
 
                   dbus.ByteArray(open(options.secret, u'rb').read()),
204
 
                   dbus_interface=dbus.PROPERTIES_IFACE)
 
243
    """Parse a string and return a datetime.timedelta"""
 
244
 
 
245
    try:
 
246
        return rfc3339_duration_to_delta(interval)
 
247
    except ValueError as e:
 
248
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
249
                    ' '.join(e.args))
 
250
    return parse_pre_1_6_1_interval(interval)
 
251
 
 
252
 
 
253
def rfc3339_duration_to_delta(duration):
 
254
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
 
255
 
 
256
    >>> rfc3339_duration_to_delta("P7D") == datetime.timedelta(7)
 
257
    True
 
258
    >>> rfc3339_duration_to_delta("PT60S") == datetime.timedelta(0, 60)
 
259
    True
 
260
    >>> rfc3339_duration_to_delta("PT60M") == datetime.timedelta(hours=1)
 
261
    True
 
262
    >>> # 60 months
 
263
    >>> rfc3339_duration_to_delta("P60M") == datetime.timedelta(1680)
 
264
    True
 
265
    >>> rfc3339_duration_to_delta("PT24H") == datetime.timedelta(1)
 
266
    True
 
267
    >>> rfc3339_duration_to_delta("P1W") == datetime.timedelta(7)
 
268
    True
 
269
    >>> rfc3339_duration_to_delta("PT5M30S") == datetime.timedelta(0, 330)
 
270
    True
 
271
    >>> rfc3339_duration_to_delta("P1DT3M20S") == datetime.timedelta(1, 200)
 
272
    True
 
273
    >>> # Can not be empty:
 
274
    >>> rfc3339_duration_to_delta("")
 
275
    Traceback (most recent call last):
 
276
    ...
 
277
    ValueError: Invalid RFC 3339 duration: ""
 
278
    >>> # Must start with "P":
 
279
    >>> rfc3339_duration_to_delta("1D")
 
280
    Traceback (most recent call last):
 
281
    ...
 
282
    ValueError: Invalid RFC 3339 duration: "1D"
 
283
    >>> # Must use correct order
 
284
    >>> rfc3339_duration_to_delta("PT1S2M")
 
285
    Traceback (most recent call last):
 
286
    ...
 
287
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
 
288
    >>> # Time needs time marker
 
289
    >>> rfc3339_duration_to_delta("P1H2S")
 
290
    Traceback (most recent call last):
 
291
    ...
 
292
    ValueError: Invalid RFC 3339 duration: "P1H2S"
 
293
    >>> # Weeks can not be combined with anything else
 
294
    >>> rfc3339_duration_to_delta("P1D2W")
 
295
    Traceback (most recent call last):
 
296
    ...
 
297
    ValueError: Invalid RFC 3339 duration: "P1D2W"
 
298
    >>> rfc3339_duration_to_delta("P2W2H")
 
299
    Traceback (most recent call last):
 
300
    ...
 
301
    ValueError: Invalid RFC 3339 duration: "P2W2H"
 
302
    """
 
303
 
 
304
    # Parsing an RFC 3339 duration with regular expressions is not
 
305
    # possible - there would have to be multiple places for the same
 
306
    # values, like seconds.  The current code, while more esoteric, is
 
307
    # cleaner without depending on a parsing library.  If Python had a
 
308
    # built-in library for parsing we would use it, but we'd like to
 
309
    # avoid excessive use of external libraries.
 
310
 
 
311
    # New type for defining tokens, syntax, and semantics all-in-one
 
312
    Token = collections.namedtuple("Token", (
 
313
        "regexp",  # To match token; if "value" is not None, must have
 
314
                   # a "group" containing digits
 
315
        "value",   # datetime.timedelta or None
 
316
        "followers"))           # Tokens valid after this token
 
317
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
 
318
    # the "duration" ABNF definition in RFC 3339, Appendix A.
 
319
    token_end = Token(re.compile(r"$"), None, frozenset())
 
320
    token_second = Token(re.compile(r"(\d+)S"),
 
321
                         datetime.timedelta(seconds=1),
 
322
                         frozenset((token_end, )))
 
323
    token_minute = Token(re.compile(r"(\d+)M"),
 
324
                         datetime.timedelta(minutes=1),
 
325
                         frozenset((token_second, token_end)))
 
326
    token_hour = Token(re.compile(r"(\d+)H"),
 
327
                       datetime.timedelta(hours=1),
 
328
                       frozenset((token_minute, token_end)))
 
329
    token_time = Token(re.compile(r"T"),
 
330
                       None,
 
331
                       frozenset((token_hour, token_minute,
 
332
                                  token_second)))
 
333
    token_day = Token(re.compile(r"(\d+)D"),
 
334
                      datetime.timedelta(days=1),
 
335
                      frozenset((token_time, token_end)))
 
336
    token_month = Token(re.compile(r"(\d+)M"),
 
337
                        datetime.timedelta(weeks=4),
 
338
                        frozenset((token_day, token_end)))
 
339
    token_year = Token(re.compile(r"(\d+)Y"),
 
340
                       datetime.timedelta(weeks=52),
 
341
                       frozenset((token_month, token_end)))
 
342
    token_week = Token(re.compile(r"(\d+)W"),
 
343
                       datetime.timedelta(weeks=1),
 
344
                       frozenset((token_end, )))
 
345
    token_duration = Token(re.compile(r"P"), None,
 
346
                           frozenset((token_year, token_month,
 
347
                                      token_day, token_time,
 
348
                                      token_week)))
 
349
    # Define starting values:
 
350
    # Value so far
 
351
    value = datetime.timedelta()
 
352
    found_token = None
 
353
    # Following valid tokens
 
354
    followers = frozenset((token_duration, ))
 
355
    # String left to parse
 
356
    s = duration
 
357
    # Loop until end token is found
 
358
    while found_token is not token_end:
 
359
        # Search for any currently valid tokens
 
360
        for token in followers:
 
361
            match = token.regexp.match(s)
 
362
            if match is not None:
 
363
                # Token found
 
364
                if token.value is not None:
 
365
                    # Value found, parse digits
 
366
                    factor = int(match.group(1), 10)
 
367
                    # Add to value so far
 
368
                    value += factor * token.value
 
369
                # Strip token from string
 
370
                s = token.regexp.sub("", s, 1)
 
371
                # Go to found token
 
372
                found_token = token
 
373
                # Set valid next tokens
 
374
                followers = found_token.followers
 
375
                break
 
376
        else:
 
377
            # No currently valid tokens were found
 
378
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
 
379
                             .format(duration))
 
380
    # End token found
 
381
    return value
 
382
 
 
383
 
 
384
def parse_pre_1_6_1_interval(interval):
 
385
    """Parse an interval string as documented by Mandos before 1.6.1,
 
386
    and return a datetime.timedelta
 
387
 
 
388
    >>> parse_pre_1_6_1_interval('7d') == datetime.timedelta(days=7)
 
389
    True
 
390
    >>> parse_pre_1_6_1_interval('60s') == datetime.timedelta(0, 60)
 
391
    True
 
392
    >>> parse_pre_1_6_1_interval('60m') == datetime.timedelta(hours=1)
 
393
    True
 
394
    >>> parse_pre_1_6_1_interval('24h') == datetime.timedelta(days=1)
 
395
    True
 
396
    >>> parse_pre_1_6_1_interval('1w') == datetime.timedelta(days=7)
 
397
    True
 
398
    >>> parse_pre_1_6_1_interval('5m 30s') == datetime.timedelta(0, 330)
 
399
    True
 
400
    >>> parse_pre_1_6_1_interval('') == datetime.timedelta(0)
 
401
    True
 
402
    >>> # Ignore unknown characters, allow any order and repetitions
 
403
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m') == datetime.timedelta(2, 480, 18000)
 
404
    True
 
405
 
 
406
    """
 
407
 
 
408
    value = datetime.timedelta(0)
 
409
    regexp = re.compile(r"(\d+)([dsmhw]?)")
 
410
 
 
411
    for num, suffix in regexp.findall(interval):
 
412
        if suffix == "d":
 
413
            value += datetime.timedelta(int(num))
 
414
        elif suffix == "s":
 
415
            value += datetime.timedelta(0, int(num))
 
416
        elif suffix == "m":
 
417
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
418
        elif suffix == "h":
 
419
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
420
        elif suffix == "w":
 
421
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
422
        elif suffix == "":
 
423
            value += datetime.timedelta(0, 0, 0, int(num))
 
424
    return value
 
425
 
 
426
 
 
427
def check_option_syntax(parser, options):
 
428
    """Apply additional restrictions on options, not expressible in
 
429
argparse"""
 
430
 
 
431
    def has_commands(options, commands=None):
 
432
        if commands is None:
 
433
            commands = (command.Enable,
 
434
                        command.Disable,
 
435
                        command.BumpTimeout,
 
436
                        command.StartChecker,
 
437
                        command.StopChecker,
 
438
                        command.IsEnabled,
 
439
                        command.Remove,
 
440
                        command.SetChecker,
 
441
                        command.SetTimeout,
 
442
                        command.SetExtendedTimeout,
 
443
                        command.SetInterval,
 
444
                        command.ApproveByDefault,
 
445
                        command.DenyByDefault,
 
446
                        command.SetApprovalDelay,
 
447
                        command.SetApprovalDuration,
 
448
                        command.SetHost,
 
449
                        command.SetSecret,
 
450
                        command.Approve,
 
451
                        command.Deny)
 
452
        return any(isinstance(cmd, commands)
 
453
                   for cmd in options.commands)
 
454
 
 
455
    if has_commands(options) and not (options.client or options.all):
 
456
        parser.error("Options require clients names or --all.")
 
457
    if options.verbose and has_commands(options):
 
458
        parser.error("--verbose can only be used alone.")
 
459
    if (has_commands(options, (command.DumpJSON,))
 
460
        and (options.verbose or len(options.commands) > 1)):
 
461
        parser.error("--dump-json can only be used alone.")
 
462
    if options.all and not has_commands(options):
 
463
        parser.error("--all requires an action.")
 
464
    if (has_commands(options, (command.IsEnabled,))
 
465
        and len(options.client) > 1):
 
466
        parser.error("--is-enabled requires exactly one client")
 
467
    if (len(options.commands) > 1
 
468
        and has_commands(options, (command.Remove,))
 
469
        and not has_commands(options, (command.Deny,))):
 
470
        parser.error("--remove can only be combined with --deny")
 
471
 
 
472
 
 
473
class dbus:
 
474
 
 
475
    class SystemBus:
 
476
 
 
477
        object_manager_iface = "org.freedesktop.DBus.ObjectManager"
 
478
        def get_managed_objects(self, busname, objectpath):
 
479
            return self.call_method("GetManagedObjects", busname,
 
480
                                    objectpath,
 
481
                                    self.object_manager_iface)
 
482
 
 
483
        properties_iface = "org.freedesktop.DBus.Properties"
 
484
        def set_property(self, busname, objectpath, interface, key,
 
485
                         value):
 
486
            self.call_method("Set", busname, objectpath,
 
487
                             self.properties_iface, interface, key,
 
488
                             value)
 
489
 
 
490
 
 
491
    class MandosBus(SystemBus):
 
492
        busname_domain = "se.recompile"
 
493
        busname = busname_domain + ".Mandos"
 
494
        server_path = "/"
 
495
        server_interface = busname_domain + ".Mandos"
 
496
        client_interface = busname_domain + ".Mandos.Client"
 
497
        del busname_domain
 
498
 
 
499
        def get_clients_and_properties(self):
 
500
            managed_objects = self.get_managed_objects(
 
501
                self.busname, self.server_path)
 
502
            return {objpath: properties[self.client_interface]
 
503
                    for objpath, properties in managed_objects.items()
 
504
                    if self.client_interface in properties}
 
505
 
 
506
        def set_client_property(self, objectpath, key, value):
 
507
            return self.set_property(self.busname, objectpath,
 
508
                                     self.client_interface, key,
 
509
                                     value)
 
510
 
 
511
        def call_client_method(self, objectpath, method, *args):
 
512
            return self.call_method(method, self.busname, objectpath,
 
513
                                    self.client_interface, *args)
 
514
 
 
515
        def call_server_method(self, method, *args):
 
516
            return self.call_method(method, self.busname,
 
517
                                    self.server_path,
 
518
                                    self.server_interface, *args)
 
519
 
 
520
    class Error(Exception):
 
521
        pass
 
522
 
 
523
    class ConnectFailed(Error):
 
524
        pass
 
525
 
 
526
 
 
527
class dbus_python_adapter:
 
528
 
 
529
    class SystemBus(dbus.MandosBus):
 
530
        """Use dbus-python"""
 
531
 
 
532
        def __init__(self, module=dbus_python):
 
533
            self.dbus_python = module
 
534
            self.bus = self.dbus_python.SystemBus()
 
535
 
 
536
        @contextlib.contextmanager
 
537
        def convert_exception(self, exception_class=dbus.Error):
 
538
            try:
 
539
                yield
 
540
            except self.dbus_python.exceptions.DBusException as e:
 
541
                # This does what "raise from" would do
 
542
                exc = exception_class(*e.args)
 
543
                exc.__cause__ = e
 
544
                raise exc
 
545
 
 
546
        def call_method(self, methodname, busname, objectpath,
 
547
                        interface, *args):
 
548
            proxy_object = self.get_object(busname, objectpath)
 
549
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
 
550
                      interface, methodname,
 
551
                      ", ".join(repr(a) for a in args))
 
552
            method = getattr(proxy_object, methodname)
 
553
            with self.convert_exception():
 
554
                with dbus_python_adapter.SilenceLogger(
 
555
                        "dbus.proxies"):
 
556
                    value = method(*args, dbus_interface=interface)
 
557
            return self.type_filter(value)
 
558
 
 
559
        def get_object(self, busname, objectpath):
 
560
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
561
                      busname, objectpath)
 
562
            with self.convert_exception(dbus.ConnectFailed):
 
563
                return self.bus.get_object(busname, objectpath)
 
564
 
 
565
        def type_filter(self, value):
 
566
            """Convert the most bothersome types to Python types"""
 
567
            if isinstance(value, self.dbus_python.Boolean):
 
568
                return bool(value)
 
569
            if isinstance(value, self.dbus_python.ObjectPath):
 
570
                return str(value)
 
571
            # Also recurse into dictionaries
 
572
            if isinstance(value, self.dbus_python.Dictionary):
 
573
                return {self.type_filter(key):
 
574
                        self.type_filter(subval)
 
575
                        for key, subval in value.items()}
 
576
            return value
 
577
 
 
578
        def set_client_property(self, objectpath, key, value):
 
579
            if key == "Secret":
 
580
                if not isinstance(value, bytes):
 
581
                    value = value.encode("utf-8")
 
582
                value = self.dbus_python.ByteArray(value)
 
583
            return self.set_property(self.busname, objectpath,
 
584
                                     self.client_interface, key,
 
585
                                     value)
 
586
 
 
587
    class SilenceLogger:
 
588
        "Simple context manager to silence a particular logger"
 
589
        def __init__(self, loggername):
 
590
            self.logger = logging.getLogger(loggername)
 
591
 
 
592
        def __enter__(self):
 
593
            self.logger.addFilter(self.nullfilter)
 
594
 
 
595
        class NullFilter(logging.Filter):
 
596
            def filter(self, record):
 
597
                return False
 
598
 
 
599
        nullfilter = NullFilter()
 
600
 
 
601
        def __exit__(self, exc_type, exc_val, exc_tb):
 
602
            self.logger.removeFilter(self.nullfilter)
 
603
 
 
604
 
 
605
    class CachingBus(SystemBus):
 
606
        """A caching layer for dbus_python_adapter.SystemBus"""
 
607
        def __init__(self, *args, **kwargs):
 
608
            self.object_cache = {}
 
609
            super(dbus_python_adapter.CachingBus,
 
610
                  self).__init__(*args, **kwargs)
 
611
        def get_object(self, busname, objectpath):
 
612
            try:
 
613
                return self.object_cache[(busname, objectpath)]
 
614
            except KeyError:
 
615
                new_object = super(
 
616
                    dbus_python_adapter.CachingBus,
 
617
                    self).get_object(busname, objectpath)
 
618
                self.object_cache[(busname, objectpath)]  = new_object
 
619
                return new_object
 
620
 
 
621
 
 
622
class pydbus_adapter:
 
623
    class SystemBus(dbus.MandosBus):
 
624
        def __init__(self, module=pydbus):
 
625
            self.pydbus = module
 
626
            self.bus = self.pydbus.SystemBus()
 
627
 
 
628
        @contextlib.contextmanager
 
629
        def convert_exception(self, exception_class=dbus.Error):
 
630
            try:
 
631
                yield
 
632
            except gi.repository.GLib.Error as e:
 
633
                # This does what "raise from" would do
 
634
                exc = exception_class(*e.args)
 
635
                exc.__cause__ = e
 
636
                raise exc
 
637
 
 
638
        def call_method(self, methodname, busname, objectpath,
 
639
                        interface, *args):
 
640
            proxy_object = self.get(busname, objectpath)
 
641
            log.debug("D-Bus: %s:%s:%s.%s(%s)", busname, objectpath,
 
642
                      interface, methodname,
 
643
                      ", ".join(repr(a) for a in args))
 
644
            method = getattr(proxy_object[interface], methodname)
 
645
            with self.convert_exception():
 
646
                return method(*args)
 
647
 
 
648
        def get(self, busname, objectpath):
 
649
            log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
 
650
                      busname, objectpath)
 
651
            with self.convert_exception(dbus.ConnectFailed):
 
652
                if sys.version_info.major <= 2:
 
653
                    with warnings.catch_warnings():
 
654
                        warnings.filterwarnings(
 
655
                            "ignore", "", DeprecationWarning,
 
656
                            r"^xml\.etree\.ElementTree$")
 
657
                        return self.bus.get(busname, objectpath)
 
658
                else:
 
659
                    return self.bus.get(busname, objectpath)
 
660
 
 
661
        def set_property(self, busname, objectpath, interface, key,
 
662
                         value):
 
663
            proxy_object = self.get(busname, objectpath)
 
664
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", busname,
 
665
                      objectpath, self.properties_iface, interface,
 
666
                      key, value)
 
667
            setattr(proxy_object[interface], key, value)
 
668
 
 
669
    class CachingBus(SystemBus):
 
670
        """A caching layer for pydbus_adapter.SystemBus"""
 
671
        def __init__(self, *args, **kwargs):
 
672
            self.object_cache = {}
 
673
            super(pydbus_adapter.CachingBus,
 
674
                  self).__init__(*args, **kwargs)
 
675
        def get(self, busname, objectpath):
 
676
            try:
 
677
                return self.object_cache[(busname, objectpath)]
 
678
            except KeyError:
 
679
                new_object = (super(pydbus_adapter.CachingBus, self)
 
680
                              .get(busname, objectpath))
 
681
                self.object_cache[(busname, objectpath)]  = new_object
 
682
                return new_object
 
683
 
 
684
 
 
685
def commands_from_options(options):
 
686
 
 
687
    commands = list(options.commands)
 
688
 
 
689
    def find_cmd(cmd, commands):
 
690
        i = 0
 
691
        for i, c in enumerate(commands):
 
692
            if isinstance(c, cmd):
 
693
                return i
 
694
        return i+1
 
695
 
 
696
    # If command.Remove is present, move any instances of command.Deny
 
697
    # to occur ahead of command.Remove.
 
698
    index_of_remove = find_cmd(command.Remove, commands)
 
699
    before_remove = commands[:index_of_remove]
 
700
    after_remove = commands[index_of_remove:]
 
701
    cleaned_after = []
 
702
    for cmd in after_remove:
 
703
        if isinstance(cmd, command.Deny):
 
704
            before_remove.append(cmd)
 
705
        else:
 
706
            cleaned_after.append(cmd)
 
707
    if cleaned_after != after_remove:
 
708
        commands = before_remove + cleaned_after
 
709
 
 
710
    # If no command option has been given, show table of clients,
 
711
    # optionally verbosely
 
712
    if not commands:
 
713
        commands.append(command.PrintTable(verbose=options.verbose))
 
714
 
 
715
    return commands
 
716
 
 
717
 
 
718
class command:
 
719
    """A namespace for command classes"""
 
720
 
 
721
    class Base:
 
722
        """Abstract base class for commands"""
 
723
        def run(self, clients, bus=None):
 
724
            """Normal commands should implement run_on_one_client(),
 
725
but commands which want to operate on all clients at the same time can
 
726
override this run() method instead.
 
727
"""
 
728
            self.bus = bus
 
729
            for client, properties in clients.items():
 
730
                self.run_on_one_client(client, properties)
 
731
 
 
732
 
 
733
    class IsEnabled(Base):
 
734
        def run(self, clients, bus=None):
 
735
            properties = next(iter(clients.values()))
 
736
            if properties["Enabled"]:
 
737
                sys.exit(0)
 
738
            sys.exit(1)
 
739
 
 
740
 
 
741
    class Approve(Base):
 
742
        def run_on_one_client(self, client, properties):
 
743
            self.bus.call_client_method(client, "Approve", True)
 
744
 
 
745
 
 
746
    class Deny(Base):
 
747
        def run_on_one_client(self, client, properties):
 
748
            self.bus.call_client_method(client, "Approve", False)
 
749
 
 
750
 
 
751
    class Remove(Base):
 
752
        def run(self, clients, bus):
 
753
            for clientpath in frozenset(clients.keys()):
 
754
                bus.call_server_method("RemoveClient", clientpath)
 
755
 
 
756
 
 
757
    class Output(Base):
 
758
        """Abstract class for commands outputting client details"""
 
759
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
760
                        "Created", "Interval", "Host", "KeyID",
 
761
                        "Fingerprint", "CheckerRunning",
 
762
                        "LastEnabled", "ApprovalPending",
 
763
                        "ApprovedByDefault", "LastApprovalRequest",
 
764
                        "ApprovalDelay", "ApprovalDuration",
 
765
                        "Checker", "ExtendedTimeout", "Expires",
 
766
                        "LastCheckerStatus")
 
767
 
 
768
 
 
769
    class DumpJSON(Output):
 
770
        def run(self, clients, bus=None):
 
771
            data = {properties["Name"]:
 
772
                    {key: properties[key]
 
773
                     for key in self.all_keywords}
 
774
                    for properties in clients.values()}
 
775
            print(json.dumps(data, indent=4, separators=(',', ': ')))
 
776
 
 
777
 
 
778
    class PrintTable(Output):
 
779
        def __init__(self, verbose=False):
 
780
            self.verbose = verbose
 
781
 
 
782
        def run(self, clients, bus=None):
 
783
            default_keywords = ("Name", "Enabled", "Timeout",
 
784
                                "LastCheckedOK")
 
785
            keywords = default_keywords
 
786
            if self.verbose:
 
787
                keywords = self.all_keywords
 
788
            print(self.TableOfClients(clients.values(), keywords))
 
789
 
 
790
        class TableOfClients:
 
791
            tableheaders = {
 
792
                "Name": "Name",
 
793
                "Enabled": "Enabled",
 
794
                "Timeout": "Timeout",
 
795
                "LastCheckedOK": "Last Successful Check",
 
796
                "LastApprovalRequest": "Last Approval Request",
 
797
                "Created": "Created",
 
798
                "Interval": "Interval",
 
799
                "Host": "Host",
 
800
                "Fingerprint": "Fingerprint",
 
801
                "KeyID": "Key ID",
 
802
                "CheckerRunning": "Check Is Running",
 
803
                "LastEnabled": "Last Enabled",
 
804
                "ApprovalPending": "Approval Is Pending",
 
805
                "ApprovedByDefault": "Approved By Default",
 
806
                "ApprovalDelay": "Approval Delay",
 
807
                "ApprovalDuration": "Approval Duration",
 
808
                "Checker": "Checker",
 
809
                "ExtendedTimeout": "Extended Timeout",
 
810
                "Expires": "Expires",
 
811
                "LastCheckerStatus": "Last Checker Status",
 
812
            }
 
813
 
 
814
            def __init__(self, clients, keywords):
 
815
                self.clients = clients
 
816
                self.keywords = keywords
 
817
 
 
818
            def __str__(self):
 
819
                return "\n".join(self.rows())
 
820
 
 
821
            if sys.version_info.major == 2:
 
822
                __unicode__ = __str__
 
823
                def __str__(self):
 
824
                    return str(self).encode(
 
825
                        locale.getpreferredencoding())
 
826
 
 
827
            def rows(self):
 
828
                format_string = self.row_formatting_string()
 
829
                rows = [self.header_line(format_string)]
 
830
                rows.extend(self.client_line(client, format_string)
 
831
                            for client in self.clients)
 
832
                return rows
 
833
 
 
834
            def row_formatting_string(self):
 
835
                "Format string used to format table rows"
 
836
                return " ".join("{{{key}:{width}}}".format(
 
837
                    width=max(len(self.tableheaders[key]),
 
838
                              *(len(self.string_from_client(client,
 
839
                                                            key))
 
840
                                for client in self.clients)),
 
841
                    key=key)
 
842
                                for key in self.keywords)
 
843
 
 
844
            def string_from_client(self, client, key):
 
845
                return self.valuetostring(client[key], key)
 
846
 
 
847
            @classmethod
 
848
            def valuetostring(cls, value, keyword):
 
849
                if isinstance(value, bool):
 
850
                    return "Yes" if value else "No"
 
851
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
852
                               "ApprovalDuration", "ExtendedTimeout"):
 
853
                    return cls.milliseconds_to_string(value)
 
854
                return str(value)
 
855
 
 
856
            def header_line(self, format_string):
 
857
                return format_string.format(**self.tableheaders)
 
858
 
 
859
            def client_line(self, client, format_string):
 
860
                return format_string.format(
 
861
                    **{key: self.string_from_client(client, key)
 
862
                       for key in self.keywords})
 
863
 
 
864
            @staticmethod
 
865
            def milliseconds_to_string(ms):
 
866
                td = datetime.timedelta(0, 0, 0, ms)
 
867
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
868
                        .format(days="{}T".format(td.days)
 
869
                                if td.days else "",
 
870
                                hours=td.seconds // 3600,
 
871
                                minutes=(td.seconds % 3600) // 60,
 
872
                                seconds=td.seconds % 60))
 
873
 
 
874
 
 
875
    class PropertySetter(Base):
 
876
        "Abstract class for Actions for setting one client property"
 
877
 
 
878
        def run_on_one_client(self, client, properties=None):
 
879
            """Set the Client's D-Bus property"""
 
880
            self.bus.set_client_property(client, self.propname,
 
881
                                         self.value_to_set)
 
882
 
 
883
        @property
 
884
        def propname(self):
 
885
            raise NotImplementedError()
 
886
 
 
887
 
 
888
    class Enable(PropertySetter):
 
889
        propname = "Enabled"
 
890
        value_to_set = True
 
891
 
 
892
 
 
893
    class Disable(PropertySetter):
 
894
        propname = "Enabled"
 
895
        value_to_set = False
 
896
 
 
897
 
 
898
    class BumpTimeout(PropertySetter):
 
899
        propname = "LastCheckedOK"
 
900
        value_to_set = ""
 
901
 
 
902
 
 
903
    class StartChecker(PropertySetter):
 
904
        propname = "CheckerRunning"
 
905
        value_to_set = True
 
906
 
 
907
 
 
908
    class StopChecker(PropertySetter):
 
909
        propname = "CheckerRunning"
 
910
        value_to_set = False
 
911
 
 
912
 
 
913
    class ApproveByDefault(PropertySetter):
 
914
        propname = "ApprovedByDefault"
 
915
        value_to_set = True
 
916
 
 
917
 
 
918
    class DenyByDefault(PropertySetter):
 
919
        propname = "ApprovedByDefault"
 
920
        value_to_set = False
 
921
 
 
922
 
 
923
    class PropertySetterValue(PropertySetter):
 
924
        """Abstract class for PropertySetter recieving a value as
 
925
constructor argument instead of a class attribute."""
 
926
        def __init__(self, value):
 
927
            self.value_to_set = value
 
928
 
 
929
        @classmethod
 
930
        def argparse(cls, argtype):
 
931
            def cmdtype(arg):
 
932
                return cls(argtype(arg))
 
933
            return cmdtype
 
934
 
 
935
    class SetChecker(PropertySetterValue):
 
936
        propname = "Checker"
 
937
 
 
938
 
 
939
    class SetHost(PropertySetterValue):
 
940
        propname = "Host"
 
941
 
 
942
 
 
943
    class SetSecret(PropertySetterValue):
 
944
        propname = "Secret"
 
945
 
 
946
        @property
 
947
        def value_to_set(self):
 
948
            return self._vts
 
949
 
 
950
        @value_to_set.setter
 
951
        def value_to_set(self, value):
 
952
            """When setting, read data from supplied file object"""
 
953
            self._vts = value.read()
 
954
            value.close()
 
955
 
 
956
 
 
957
    class PropertySetterValueMilliseconds(PropertySetterValue):
 
958
        """Abstract class for PropertySetterValue taking a value
 
959
argument as a datetime.timedelta() but should store it as
 
960
milliseconds."""
 
961
 
 
962
        @property
 
963
        def value_to_set(self):
 
964
            return self._vts
 
965
 
 
966
        @value_to_set.setter
 
967
        def value_to_set(self, value):
 
968
            "When setting, convert value from a datetime.timedelta"
 
969
            self._vts = int(round(value.total_seconds() * 1000))
 
970
 
 
971
 
 
972
    class SetTimeout(PropertySetterValueMilliseconds):
 
973
        propname = "Timeout"
 
974
 
 
975
 
 
976
    class SetExtendedTimeout(PropertySetterValueMilliseconds):
 
977
        propname = "ExtendedTimeout"
 
978
 
 
979
 
 
980
    class SetInterval(PropertySetterValueMilliseconds):
 
981
        propname = "Interval"
 
982
 
 
983
 
 
984
    class SetApprovalDelay(PropertySetterValueMilliseconds):
 
985
        propname = "ApprovalDelay"
 
986
 
 
987
 
 
988
    class SetApprovalDuration(PropertySetterValueMilliseconds):
 
989
        propname = "ApprovalDuration"
 
990
 
 
991
 
 
992
 
 
993
class TestCaseWithAssertLogs(unittest.TestCase):
 
994
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
 
995
 
 
996
    if not hasattr(unittest.TestCase, "assertLogs"):
 
997
        @contextlib.contextmanager
 
998
        def assertLogs(self, logger, level=logging.INFO):
 
999
            capturing_handler = self.CapturingLevelHandler(level)
 
1000
            old_level = logger.level
 
1001
            old_propagate = logger.propagate
 
1002
            logger.addHandler(capturing_handler)
 
1003
            logger.setLevel(level)
 
1004
            logger.propagate = False
 
1005
            try:
 
1006
                yield capturing_handler.watcher
 
1007
            finally:
 
1008
                logger.propagate = old_propagate
 
1009
                logger.removeHandler(capturing_handler)
 
1010
                logger.setLevel(old_level)
 
1011
            self.assertGreater(len(capturing_handler.watcher.records),
 
1012
                               0)
 
1013
 
 
1014
        class CapturingLevelHandler(logging.Handler):
 
1015
            def __init__(self, level, *args, **kwargs):
 
1016
                logging.Handler.__init__(self, *args, **kwargs)
 
1017
                self.watcher = self.LoggingWatcher([], [])
 
1018
            def emit(self, record):
 
1019
                self.watcher.records.append(record)
 
1020
                self.watcher.output.append(self.format(record))
 
1021
 
 
1022
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
 
1023
                                                    ("records",
 
1024
                                                     "output"))
 
1025
 
 
1026
 
 
1027
class Unique:
 
1028
    """Class for objects which exist only to be unique objects, since
 
1029
unittest.mock.sentinel only exists in Python 3.3"""
 
1030
 
 
1031
 
 
1032
class Test_string_to_delta(TestCaseWithAssertLogs):
 
1033
    # Just test basic RFC 3339 functionality here, the doc string for
 
1034
    # rfc3339_duration_to_delta() already has more comprehensive
 
1035
    # tests, which are run by doctest.
 
1036
 
 
1037
    def test_rfc3339_zero_seconds(self):
 
1038
        self.assertEqual(datetime.timedelta(),
 
1039
                         string_to_delta("PT0S"))
 
1040
 
 
1041
    def test_rfc3339_zero_days(self):
 
1042
        self.assertEqual(datetime.timedelta(), string_to_delta("P0D"))
 
1043
 
 
1044
    def test_rfc3339_one_second(self):
 
1045
        self.assertEqual(datetime.timedelta(0, 1),
 
1046
                         string_to_delta("PT1S"))
 
1047
 
 
1048
    def test_rfc3339_two_hours(self):
 
1049
        self.assertEqual(datetime.timedelta(0, 7200),
 
1050
                         string_to_delta("PT2H"))
 
1051
 
 
1052
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
1053
        with self.assertLogs(log, logging.WARNING):
 
1054
            value = string_to_delta("2h")
 
1055
        self.assertEqual(datetime.timedelta(0, 7200), value)
 
1056
 
 
1057
 
 
1058
class Test_check_option_syntax(unittest.TestCase):
 
1059
    def setUp(self):
 
1060
        self.parser = argparse.ArgumentParser()
 
1061
        add_command_line_options(self.parser)
 
1062
 
 
1063
    def test_actions_requires_client_or_all(self):
 
1064
        for action, value in self.actions.items():
 
1065
            args = self.actionargs(action, value)
 
1066
            with self.assertParseError():
 
1067
                self.parse_args(args)
 
1068
 
 
1069
    # This mostly corresponds to the definition from has_commands() in
 
1070
    # check_option_syntax()
 
1071
    actions = {
 
1072
        "--enable": None,
 
1073
        "--disable": None,
 
1074
        "--bump-timeout": None,
 
1075
        "--start-checker": None,
 
1076
        "--stop-checker": None,
 
1077
        "--is-enabled": None,
 
1078
        "--remove": None,
 
1079
        "--checker": "x",
 
1080
        "--timeout": "PT0S",
 
1081
        "--extended-timeout": "PT0S",
 
1082
        "--interval": "PT0S",
 
1083
        "--approve-by-default": None,
 
1084
        "--deny-by-default": None,
 
1085
        "--approval-delay": "PT0S",
 
1086
        "--approval-duration": "PT0S",
 
1087
        "--host": "hostname",
 
1088
        "--secret": "/dev/null",
 
1089
        "--approve": None,
 
1090
        "--deny": None,
 
1091
    }
 
1092
 
 
1093
    @staticmethod
 
1094
    def actionargs(action, value, *args):
 
1095
        if value is not None:
 
1096
            return [action, value] + list(args)
 
1097
        else:
 
1098
            return [action] + list(args)
 
1099
 
 
1100
    @contextlib.contextmanager
 
1101
    def assertParseError(self):
 
1102
        with self.assertRaises(SystemExit) as e:
 
1103
            with self.redirect_stderr_to_devnull():
 
1104
                yield
 
1105
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
1106
        # https://docs.python.org/3/library
 
1107
        # /argparse.html#exiting-methods
 
1108
        self.assertEqual(2, e.exception.code)
 
1109
 
 
1110
    def parse_args(self, args):
 
1111
        options = self.parser.parse_args(args)
 
1112
        check_option_syntax(self.parser, options)
 
1113
 
 
1114
    @staticmethod
 
1115
    @contextlib.contextmanager
 
1116
    def redirect_stderr_to_devnull():
 
1117
        old_stderr = sys.stderr
 
1118
        with contextlib.closing(open(os.devnull, "w")) as null:
 
1119
            sys.stderr = null
 
1120
            try:
 
1121
                yield
 
1122
            finally:
 
1123
                sys.stderr = old_stderr
 
1124
 
 
1125
    def check_option_syntax(self, options):
 
1126
        check_option_syntax(self.parser, options)
 
1127
 
 
1128
    def test_actions_all_conflicts_with_verbose(self):
 
1129
        for action, value in self.actions.items():
 
1130
            args = self.actionargs(action, value, "--all",
 
1131
                                   "--verbose")
 
1132
            with self.assertParseError():
 
1133
                self.parse_args(args)
 
1134
 
 
1135
    def test_actions_with_client_conflicts_with_verbose(self):
 
1136
        for action, value in self.actions.items():
 
1137
            args = self.actionargs(action, value, "--verbose",
 
1138
                                   "client")
 
1139
            with self.assertParseError():
 
1140
                self.parse_args(args)
 
1141
 
 
1142
    def test_dump_json_conflicts_with_verbose(self):
 
1143
        args = ["--dump-json", "--verbose"]
 
1144
        with self.assertParseError():
 
1145
            self.parse_args(args)
 
1146
 
 
1147
    def test_dump_json_conflicts_with_action(self):
 
1148
        for action, value in self.actions.items():
 
1149
            args = self.actionargs(action, value, "--dump-json")
 
1150
            with self.assertParseError():
 
1151
                self.parse_args(args)
 
1152
 
 
1153
    def test_all_can_not_be_alone(self):
 
1154
        args = ["--all"]
 
1155
        with self.assertParseError():
 
1156
            self.parse_args(args)
 
1157
 
 
1158
    def test_all_is_ok_with_any_action(self):
 
1159
        for action, value in self.actions.items():
 
1160
            args = self.actionargs(action, value, "--all")
 
1161
            self.parse_args(args)
 
1162
 
 
1163
    def test_any_action_is_ok_with_one_client(self):
 
1164
        for action, value in self.actions.items():
 
1165
            args = self.actionargs(action, value, "client")
 
1166
            self.parse_args(args)
 
1167
 
 
1168
    def test_one_client_with_all_actions_except_is_enabled(self):
 
1169
        for action, value in self.actions.items():
 
1170
            if action == "--is-enabled":
 
1171
                continue
 
1172
            args = self.actionargs(action, value, "client")
 
1173
            self.parse_args(args)
 
1174
 
 
1175
    def test_two_clients_with_all_actions_except_is_enabled(self):
 
1176
        for action, value in self.actions.items():
 
1177
            if action == "--is-enabled":
 
1178
                continue
 
1179
            args = self.actionargs(action, value, "client1",
 
1180
                                   "client2")
 
1181
            self.parse_args(args)
 
1182
 
 
1183
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
 
1184
        for action, value in self.actions.items():
 
1185
            if action == "--is-enabled":
 
1186
                continue
 
1187
            args = self.actionargs(action, value, "client1",
 
1188
                                   "client2")
 
1189
            self.parse_args(args)
 
1190
 
 
1191
    def test_is_enabled_fails_without_client(self):
 
1192
        args = ["--is-enabled"]
 
1193
        with self.assertParseError():
 
1194
            self.parse_args(args)
 
1195
 
 
1196
    def test_is_enabled_fails_with_two_clients(self):
 
1197
        args = ["--is-enabled", "client1", "client2"]
 
1198
        with self.assertParseError():
 
1199
            self.parse_args(args)
 
1200
 
 
1201
    def test_remove_can_only_be_combined_with_action_deny(self):
 
1202
        for action, value in self.actions.items():
 
1203
            if action in {"--remove", "--deny"}:
 
1204
                continue
 
1205
            args = self.actionargs(action, value, "--all",
 
1206
                                   "--remove")
 
1207
            with self.assertParseError():
 
1208
                self.parse_args(args)
 
1209
 
 
1210
 
 
1211
class Test_dbus_exceptions(unittest.TestCase):
 
1212
 
 
1213
    def test_dbus_ConnectFailed_is_Error(self):
 
1214
        with self.assertRaises(dbus.Error):
 
1215
            raise dbus.ConnectFailed()
 
1216
 
 
1217
 
 
1218
class Test_dbus_MandosBus(unittest.TestCase):
 
1219
 
 
1220
    class MockMandosBus(dbus.MandosBus):
 
1221
        def __init__(self):
 
1222
            self._name = "se.recompile.Mandos"
 
1223
            self._server_path = "/"
 
1224
            self._server_interface = "se.recompile.Mandos"
 
1225
            self._client_interface = "se.recompile.Mandos.Client"
 
1226
            self.calls = []
 
1227
            self.call_method_return = Unique()
 
1228
 
 
1229
        def call_method(self, methodname, busname, objectpath,
 
1230
                        interface, *args):
 
1231
            self.calls.append((methodname, busname, objectpath,
 
1232
                               interface, args))
 
1233
            return self.call_method_return
 
1234
 
 
1235
    def setUp(self):
 
1236
        self.bus = self.MockMandosBus()
 
1237
 
 
1238
    def test_set_client_property(self):
 
1239
        self.bus.set_client_property("objectpath", "key", "value")
 
1240
        expected_call = ("Set", self.bus._name, "objectpath",
 
1241
                         "org.freedesktop.DBus.Properties",
 
1242
                         (self.bus._client_interface, "key", "value"))
 
1243
        self.assertIn(expected_call, self.bus.calls)
 
1244
 
 
1245
    def test_call_client_method(self):
 
1246
        ret = self.bus.call_client_method("objectpath", "methodname")
 
1247
        self.assertIs(self.bus.call_method_return, ret)
 
1248
        expected_call = ("methodname", self.bus._name, "objectpath",
 
1249
                         self.bus._client_interface, ())
 
1250
        self.assertIn(expected_call, self.bus.calls)
 
1251
 
 
1252
    def test_call_client_method_with_args(self):
 
1253
        args = (Unique(), Unique())
 
1254
        ret = self.bus.call_client_method("objectpath", "methodname",
 
1255
                                          *args)
 
1256
        self.assertIs(self.bus.call_method_return, ret)
 
1257
        expected_call = ("methodname", self.bus._name, "objectpath",
 
1258
                         self.bus._client_interface,
 
1259
                         (args[0], args[1]))
 
1260
        self.assertIn(expected_call, self.bus.calls)
 
1261
 
 
1262
    def test_get_clients_and_properties(self):
 
1263
        managed_objects = {
 
1264
            "objectpath": {
 
1265
                self.bus._client_interface: {
 
1266
                    "key": "value",
 
1267
                    "bool": True,
 
1268
                },
 
1269
                "irrelevant_interface": {
 
1270
                    "key": "othervalue",
 
1271
                    "bool": False,
 
1272
                },
 
1273
            },
 
1274
            "other_objectpath": {
 
1275
                "other_irrelevant_interface": {
 
1276
                    "key": "value 3",
 
1277
                    "bool": None,
 
1278
                },
 
1279
            },
 
1280
        }
 
1281
        expected_clients_and_properties = {
 
1282
            "objectpath": {
 
1283
                "key": "value",
 
1284
                "bool": True,
 
1285
            }
 
1286
        }
 
1287
        self.bus.call_method_return = managed_objects
 
1288
        ret = self.bus.get_clients_and_properties()
 
1289
        self.assertDictEqual(expected_clients_and_properties, ret)
 
1290
        expected_call = ("GetManagedObjects", self.bus._name,
 
1291
                         self.bus._server_path,
 
1292
                         "org.freedesktop.DBus.ObjectManager", ())
 
1293
        self.assertIn(expected_call, self.bus.calls)
 
1294
 
 
1295
    def test_call_server_method(self):
 
1296
        ret = self.bus.call_server_method("methodname")
 
1297
        self.assertIs(self.bus.call_method_return, ret)
 
1298
        expected_call = ("methodname", self.bus._name,
 
1299
                         self.bus._server_path,
 
1300
                         self.bus._server_interface, ())
 
1301
        self.assertIn(expected_call, self.bus.calls)
 
1302
 
 
1303
    def test_call_server_method_with_args(self):
 
1304
        args = (Unique(), Unique())
 
1305
        ret = self.bus.call_server_method("methodname", *args)
 
1306
        self.assertIs(self.bus.call_method_return, ret)
 
1307
        expected_call = ("methodname", self.bus._name,
 
1308
                         self.bus._server_path,
 
1309
                         self.bus._server_interface,
 
1310
                         (args[0], args[1]))
 
1311
        self.assertIn(expected_call, self.bus.calls)
 
1312
 
 
1313
 
 
1314
class Test_dbus_python_adapter_SystemBus(TestCaseWithAssertLogs):
 
1315
 
 
1316
    def MockDBusPython_func(self, func):
 
1317
        class mock_dbus_python:
 
1318
            """mock dbus-python module"""
 
1319
            class exceptions:
 
1320
                """Pseudo-namespace"""
 
1321
                class DBusException(Exception):
 
1322
                    pass
 
1323
            class SystemBus:
 
1324
                @staticmethod
 
1325
                def get_object(busname, objectpath):
 
1326
                    DBusObject = collections.namedtuple(
 
1327
                        "DBusObject", ("methodname", "Set"))
 
1328
                    def method(*args, **kwargs):
 
1329
                        self.assertEqual({"dbus_interface":
 
1330
                                          "interface"},
 
1331
                                         kwargs)
 
1332
                        return func(*args)
 
1333
                    def set_property(interface, key, value,
 
1334
                                     dbus_interface=None):
 
1335
                        self.assertEqual(
 
1336
                            "org.freedesktop.DBus.Properties",
 
1337
                            dbus_interface)
 
1338
                        self.assertEqual("Secret", key)
 
1339
                        return func(interface, key, value,
 
1340
                                    dbus_interface=dbus_interface)
 
1341
                    return DBusObject(methodname=method,
 
1342
                                      Set=set_property)
 
1343
            class Boolean:
 
1344
                def __init__(self, value):
 
1345
                    self.value = bool(value)
 
1346
                def __bool__(self):
 
1347
                    return self.value
 
1348
                if sys.version_info.major == 2:
 
1349
                    __nonzero__ = __bool__
 
1350
            class ObjectPath(str):
 
1351
                pass
 
1352
            class Dictionary(dict):
 
1353
                pass
 
1354
            class ByteArray(bytes):
 
1355
                pass
 
1356
        return mock_dbus_python
 
1357
 
 
1358
    def call_method(self, bus, methodname, busname, objectpath,
 
1359
                    interface, *args):
 
1360
        with self.assertLogs(log, logging.DEBUG):
 
1361
            return bus.call_method(methodname, busname, objectpath,
 
1362
                                   interface, *args)
 
1363
 
 
1364
    def test_call_method_returns(self):
 
1365
        expected_method_return = Unique()
 
1366
        method_args = (Unique(), Unique())
 
1367
        def func(*args):
 
1368
            self.assertEqual(len(method_args), len(args))
 
1369
            for marg, arg in zip(method_args, args):
 
1370
                self.assertIs(marg, arg)
 
1371
            return expected_method_return
 
1372
        mock_dbus_python = self.MockDBusPython_func(func)
 
1373
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1374
        ret = self.call_method(bus, "methodname", "busname",
 
1375
                               "objectpath", "interface",
 
1376
                               *method_args)
 
1377
        self.assertIs(ret, expected_method_return)
 
1378
 
 
1379
    def test_call_method_filters_bool_true(self):
 
1380
        def func():
 
1381
            return method_return
 
1382
        mock_dbus_python = self.MockDBusPython_func(func)
 
1383
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1384
        method_return = mock_dbus_python.Boolean(True)
 
1385
        ret = self.call_method(bus, "methodname", "busname",
 
1386
                               "objectpath", "interface")
 
1387
        self.assertTrue(ret)
 
1388
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
 
1389
 
 
1390
    def test_call_method_filters_bool_false(self):
 
1391
        def func():
 
1392
            return method_return
 
1393
        mock_dbus_python = self.MockDBusPython_func(func)
 
1394
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1395
        method_return = mock_dbus_python.Boolean(False)
 
1396
        ret = self.call_method(bus, "methodname", "busname",
 
1397
                               "objectpath", "interface")
 
1398
        self.assertFalse(ret)
 
1399
        self.assertNotIsInstance(ret, mock_dbus_python.Boolean)
 
1400
 
 
1401
    def test_call_method_filters_objectpath(self):
 
1402
        def func():
 
1403
            return method_return
 
1404
        mock_dbus_python = self.MockDBusPython_func(func)
 
1405
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1406
        method_return = mock_dbus_python.ObjectPath("objectpath")
 
1407
        ret = self.call_method(bus, "methodname", "busname",
 
1408
                               "objectpath", "interface")
 
1409
        self.assertEqual("objectpath", ret)
 
1410
        self.assertIsNot("objectpath", ret)
 
1411
        self.assertNotIsInstance(ret, mock_dbus_python.ObjectPath)
 
1412
 
 
1413
    def test_call_method_filters_booleans_in_dict(self):
 
1414
        def func():
 
1415
            return method_return
 
1416
        mock_dbus_python = self.MockDBusPython_func(func)
 
1417
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1418
        method_return = mock_dbus_python.Dictionary(
 
1419
        {mock_dbus_python.Boolean(True):
 
1420
         mock_dbus_python.Boolean(False),
 
1421
         mock_dbus_python.Boolean(False):
 
1422
         mock_dbus_python.Boolean(True)})
 
1423
        ret = self.call_method(bus, "methodname", "busname",
 
1424
                               "objectpath", "interface")
 
1425
        expected_method_return = {True: False,
 
1426
                                  False: True}
 
1427
        self.assertEqual(expected_method_return, ret)
 
1428
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1429
 
 
1430
    def test_call_method_filters_objectpaths_in_dict(self):
 
1431
        def func():
 
1432
            return method_return
 
1433
        mock_dbus_python = self.MockDBusPython_func(func)
 
1434
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1435
        method_return = mock_dbus_python.Dictionary(
 
1436
        {mock_dbus_python.ObjectPath("objectpath_key_1"):
 
1437
         mock_dbus_python.ObjectPath("objectpath_value_1"),
 
1438
         mock_dbus_python.ObjectPath("objectpath_key_2"):
 
1439
         mock_dbus_python.ObjectPath("objectpath_value_2")})
 
1440
        ret = self.call_method(bus, "methodname", "busname",
 
1441
                               "objectpath", "interface")
 
1442
        expected_method_return = {str(key): str(value)
 
1443
                                  for key, value in
 
1444
                                  method_return.items()}
 
1445
        self.assertEqual(expected_method_return, ret)
 
1446
        self.assertIsInstance(ret, dict)
 
1447
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1448
 
 
1449
    def test_call_method_filters_dict_in_dict(self):
 
1450
        def func():
 
1451
            return method_return
 
1452
        mock_dbus_python = self.MockDBusPython_func(func)
 
1453
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1454
        method_return = mock_dbus_python.Dictionary(
 
1455
        {"key1": mock_dbus_python.Dictionary({"key11": "value11",
 
1456
                                              "key12": "value12"}),
 
1457
         "key2": mock_dbus_python.Dictionary({"key21": "value21",
 
1458
                                              "key22": "value22"})})
 
1459
        ret = self.call_method(bus, "methodname", "busname",
 
1460
                               "objectpath", "interface")
 
1461
        expected_method_return = {
 
1462
            "key1": {"key11": "value11",
 
1463
                     "key12": "value12"},
 
1464
            "key2": {"key21": "value21",
 
1465
                     "key22": "value22"},
 
1466
        }
 
1467
        self.assertEqual(expected_method_return, ret)
 
1468
        self.assertIsInstance(ret, dict)
 
1469
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1470
        for key, value in ret.items():
 
1471
            self.assertIsInstance(value, dict)
 
1472
            self.assertEqual(expected_method_return[key], value)
 
1473
            self.assertNotIsInstance(value,
 
1474
                                     mock_dbus_python.Dictionary)
 
1475
 
 
1476
    def test_call_method_filters_dict_three_deep(self):
 
1477
        def func():
 
1478
            return method_return
 
1479
        mock_dbus_python = self.MockDBusPython_func(func)
 
1480
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1481
        method_return = mock_dbus_python.Dictionary(
 
1482
            {"key1":
 
1483
             mock_dbus_python.Dictionary(
 
1484
                 {"key2":
 
1485
                  mock_dbus_python.Dictionary(
 
1486
                      {"key3":
 
1487
                       mock_dbus_python.Boolean(True),
 
1488
                       }),
 
1489
                  }),
 
1490
             })
 
1491
        ret = self.call_method(bus, "methodname", "busname",
 
1492
                               "objectpath", "interface")
 
1493
        expected_method_return = {"key1": {"key2": {"key3": True}}}
 
1494
        self.assertEqual(expected_method_return, ret)
 
1495
        self.assertIsInstance(ret, dict)
 
1496
        self.assertNotIsInstance(ret, mock_dbus_python.Dictionary)
 
1497
        self.assertIsInstance(ret["key1"], dict)
 
1498
        self.assertNotIsInstance(ret["key1"],
 
1499
                                 mock_dbus_python.Dictionary)
 
1500
        self.assertIsInstance(ret["key1"]["key2"], dict)
 
1501
        self.assertNotIsInstance(ret["key1"]["key2"],
 
1502
                                 mock_dbus_python.Dictionary)
 
1503
        self.assertTrue(ret["key1"]["key2"]["key3"])
 
1504
        self.assertNotIsInstance(ret["key1"]["key2"]["key3"],
 
1505
                                 mock_dbus_python.Boolean)
 
1506
 
 
1507
    def test_call_method_handles_exception(self):
 
1508
        dbus_logger = logging.getLogger("dbus.proxies")
 
1509
 
 
1510
        def func():
 
1511
            dbus_logger.error("Test")
 
1512
            raise mock_dbus_python.exceptions.DBusException()
 
1513
 
 
1514
        mock_dbus_python = self.MockDBusPython_func(func)
 
1515
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1516
 
 
1517
        class CountingHandler(logging.Handler):
 
1518
            count = 0
 
1519
            def emit(self, record):
 
1520
                self.count += 1
 
1521
 
 
1522
        counting_handler = CountingHandler()
 
1523
 
 
1524
        dbus_logger.addHandler(counting_handler)
 
1525
 
 
1526
        try:
 
1527
            with self.assertRaises(dbus.Error) as e:
 
1528
                self.call_method(bus, "methodname", "busname",
 
1529
                                 "objectpath", "interface")
 
1530
        finally:
 
1531
            dbus_logger.removeFilter(counting_handler)
 
1532
 
 
1533
        self.assertNotIsInstance(e, dbus.ConnectFailed)
 
1534
 
 
1535
        # Make sure the dbus logger was suppressed
 
1536
        self.assertEqual(0, counting_handler.count)
 
1537
 
 
1538
    def test_Set_Secret_sends_bytearray(self):
 
1539
        ret = [None]
 
1540
        def func(*args, **kwargs):
 
1541
            ret[0] = (args, kwargs)
 
1542
        mock_dbus_python = self.MockDBusPython_func(func)
 
1543
        bus = dbus_python_adapter.SystemBus(mock_dbus_python)
 
1544
        bus.set_client_property("objectpath", "Secret", "value")
 
1545
        expected_call = (("se.recompile.Mandos.Client", "Secret",
 
1546
                          mock_dbus_python.ByteArray(b"value")),
 
1547
                         {"dbus_interface":
 
1548
                          "org.freedesktop.DBus.Properties"})
 
1549
        self.assertEqual(expected_call, ret[0])
 
1550
        if sys.version_info.major == 2:
 
1551
            self.assertIsInstance(ret[0][0][-1],
 
1552
                                  mock_dbus_python.ByteArray)
 
1553
 
 
1554
    def test_get_object_converts_to_correct_exception(self):
 
1555
        bus = dbus_python_adapter.SystemBus(
 
1556
            self.fake_dbus_python_raises_exception_on_connect)
 
1557
        with self.assertRaises(dbus.ConnectFailed):
 
1558
            self.call_method(bus, "methodname", "busname",
 
1559
                             "objectpath", "interface")
 
1560
 
 
1561
    class fake_dbus_python_raises_exception_on_connect:
 
1562
        """fake dbus-python module"""
 
1563
        class exceptions:
 
1564
            """Pseudo-namespace"""
 
1565
            class DBusException(Exception):
 
1566
                pass
 
1567
 
 
1568
        @classmethod
 
1569
        def SystemBus(cls):
 
1570
            def get_object(busname, objectpath):
 
1571
                raise cls.exceptions.DBusException()
 
1572
            Bus = collections.namedtuple("Bus", ["get_object"])
 
1573
            return Bus(get_object=get_object)
 
1574
 
 
1575
 
 
1576
class Test_dbus_python_adapter_CachingBus(unittest.TestCase):
 
1577
    class mock_dbus_python:
 
1578
        """mock dbus-python modules"""
 
1579
        class SystemBus:
 
1580
            @staticmethod
 
1581
            def get_object(busname, objectpath):
 
1582
                return Unique()
 
1583
 
 
1584
    def setUp(self):
 
1585
        self.bus = dbus_python_adapter.CachingBus(
 
1586
            self.mock_dbus_python)
 
1587
 
 
1588
    def test_returns_distinct_objectpaths(self):
 
1589
        obj1 = self.bus.get_object("busname", "objectpath1")
 
1590
        self.assertIsInstance(obj1, Unique)
 
1591
        obj2 = self.bus.get_object("busname", "objectpath2")
 
1592
        self.assertIsInstance(obj2, Unique)
 
1593
        self.assertIsNot(obj1, obj2)
 
1594
 
 
1595
    def test_returns_distinct_busnames(self):
 
1596
        obj1 = self.bus.get_object("busname1", "objectpath")
 
1597
        self.assertIsInstance(obj1, Unique)
 
1598
        obj2 = self.bus.get_object("busname2", "objectpath")
 
1599
        self.assertIsInstance(obj2, Unique)
 
1600
        self.assertIsNot(obj1, obj2)
 
1601
 
 
1602
    def test_returns_distinct_both(self):
 
1603
        obj1 = self.bus.get_object("busname1", "objectpath")
 
1604
        self.assertIsInstance(obj1, Unique)
 
1605
        obj2 = self.bus.get_object("busname2", "objectpath")
 
1606
        self.assertIsInstance(obj2, Unique)
 
1607
        self.assertIsNot(obj1, obj2)
 
1608
 
 
1609
    def test_returns_same(self):
 
1610
        obj1 = self.bus.get_object("busname", "objectpath")
 
1611
        self.assertIsInstance(obj1, Unique)
 
1612
        obj2 = self.bus.get_object("busname", "objectpath")
 
1613
        self.assertIsInstance(obj2, Unique)
 
1614
        self.assertIs(obj1, obj2)
 
1615
 
 
1616
    def test_returns_same_old(self):
 
1617
        obj1 = self.bus.get_object("busname1", "objectpath1")
 
1618
        self.assertIsInstance(obj1, Unique)
 
1619
        obj2 = self.bus.get_object("busname2", "objectpath2")
 
1620
        self.assertIsInstance(obj2, Unique)
 
1621
        obj1b = self.bus.get_object("busname1", "objectpath1")
 
1622
        self.assertIsInstance(obj1b, Unique)
 
1623
        self.assertIsNot(obj1, obj2)
 
1624
        self.assertIsNot(obj2, obj1b)
 
1625
        self.assertIs(obj1, obj1b)
 
1626
 
 
1627
 
 
1628
class Test_pydbus_adapter_SystemBus(TestCaseWithAssertLogs):
 
1629
 
 
1630
    def Stub_pydbus_func(self, func):
 
1631
        class stub_pydbus:
 
1632
            """stub pydbus module"""
 
1633
            class SystemBus:
 
1634
                @staticmethod
 
1635
                def get(busname, objectpath):
 
1636
                    DBusObject = collections.namedtuple(
 
1637
                        "DBusObject", ("methodname",))
 
1638
                    return {"interface":
 
1639
                            DBusObject(methodname=func)}
 
1640
        return stub_pydbus
 
1641
 
 
1642
    def call_method(self, bus, methodname, busname, objectpath,
 
1643
                    interface, *args):
 
1644
        with self.assertLogs(log, logging.DEBUG):
 
1645
            return bus.call_method(methodname, busname, objectpath,
 
1646
                                   interface, *args)
 
1647
 
 
1648
    def test_call_method_returns(self):
 
1649
        expected_method_return = Unique()
 
1650
        method_args = (Unique(), Unique())
 
1651
        def func(*args):
 
1652
            self.assertEqual(len(method_args), len(args))
 
1653
            for marg, arg in zip(method_args, args):
 
1654
                self.assertIs(marg, arg)
 
1655
            return expected_method_return
 
1656
        stub_pydbus = self.Stub_pydbus_func(func)
 
1657
        bus = pydbus_adapter.SystemBus(stub_pydbus)
 
1658
        ret = self.call_method(bus, "methodname", "busname",
 
1659
                               "objectpath", "interface",
 
1660
                               *method_args)
 
1661
        self.assertIs(ret, expected_method_return)
 
1662
 
 
1663
    def test_call_method_handles_exception(self):
 
1664
        dbus_logger = logging.getLogger("dbus.proxies")
 
1665
 
 
1666
        def func():
 
1667
            raise gi.repository.GLib.Error()
 
1668
 
 
1669
        stub_pydbus = self.Stub_pydbus_func(func)
 
1670
        bus = pydbus_adapter.SystemBus(stub_pydbus)
 
1671
 
 
1672
        with self.assertRaises(dbus.Error) as e:
 
1673
            self.call_method(bus, "methodname", "busname",
 
1674
                             "objectpath", "interface")
 
1675
 
 
1676
        self.assertNotIsInstance(e, dbus.ConnectFailed)
 
1677
 
 
1678
    def test_get_converts_to_correct_exception(self):
 
1679
        bus = pydbus_adapter.SystemBus(
 
1680
            self.fake_pydbus_raises_exception_on_connect)
 
1681
        with self.assertRaises(dbus.ConnectFailed):
 
1682
            self.call_method(bus, "methodname", "busname",
 
1683
                             "objectpath", "interface")
 
1684
 
 
1685
    class fake_pydbus_raises_exception_on_connect:
 
1686
        """fake dbus-python module"""
 
1687
        @classmethod
 
1688
        def SystemBus(cls):
 
1689
            def get(busname, objectpath):
 
1690
                raise gi.repository.GLib.Error()
 
1691
            Bus = collections.namedtuple("Bus", ["get"])
 
1692
            return Bus(get=get)
 
1693
 
 
1694
    def test_set_property_uses_setattr(self):
 
1695
        class Object:
 
1696
            pass
 
1697
        obj = Object()
 
1698
        class pydbus_spy:
 
1699
            class SystemBus:
 
1700
                @staticmethod
 
1701
                def get(busname, objectpath):
 
1702
                    return {"interface": obj}
 
1703
        bus = pydbus_adapter.SystemBus(pydbus_spy)
 
1704
        value = Unique()
 
1705
        bus.set_property("busname", "objectpath", "interface", "key",
 
1706
                         value)
 
1707
        self.assertIs(value, obj.key)
 
1708
 
 
1709
    def test_get_suppresses_xml_deprecation_warning(self):
 
1710
        if sys.version_info.major >= 3:
 
1711
            return
 
1712
        class stub_pydbus_get:
 
1713
            class SystemBus:
 
1714
                @staticmethod
 
1715
                def get(busname, objectpath):
 
1716
                    warnings.warn_explicit(
 
1717
                        "deprecated", DeprecationWarning,
 
1718
                        "xml.etree.ElementTree", 0)
 
1719
        bus = pydbus_adapter.SystemBus(stub_pydbus_get)
 
1720
        with warnings.catch_warnings(record=True) as w:
 
1721
            warnings.simplefilter("always")
 
1722
            bus.get("busname", "objectpath")
 
1723
            self.assertEqual(0, len(w))
 
1724
 
 
1725
 
 
1726
class Test_pydbus_adapter_CachingBus(unittest.TestCase):
 
1727
    class stub_pydbus:
 
1728
        """stub pydbus module"""
 
1729
        class SystemBus:
 
1730
            @staticmethod
 
1731
            def get(busname, objectpath):
 
1732
                return Unique()
 
1733
 
 
1734
    def setUp(self):
 
1735
        self.bus = pydbus_adapter.CachingBus(self.stub_pydbus)
 
1736
 
 
1737
    def test_returns_distinct_objectpaths(self):
 
1738
        obj1 = self.bus.get("busname", "objectpath1")
 
1739
        self.assertIsInstance(obj1, Unique)
 
1740
        obj2 = self.bus.get("busname", "objectpath2")
 
1741
        self.assertIsInstance(obj2, Unique)
 
1742
        self.assertIsNot(obj1, obj2)
 
1743
 
 
1744
    def test_returns_distinct_busnames(self):
 
1745
        obj1 = self.bus.get("busname1", "objectpath")
 
1746
        self.assertIsInstance(obj1, Unique)
 
1747
        obj2 = self.bus.get("busname2", "objectpath")
 
1748
        self.assertIsInstance(obj2, Unique)
 
1749
        self.assertIsNot(obj1, obj2)
 
1750
 
 
1751
    def test_returns_distinct_both(self):
 
1752
        obj1 = self.bus.get("busname1", "objectpath")
 
1753
        self.assertIsInstance(obj1, Unique)
 
1754
        obj2 = self.bus.get("busname2", "objectpath")
 
1755
        self.assertIsInstance(obj2, Unique)
 
1756
        self.assertIsNot(obj1, obj2)
 
1757
 
 
1758
    def test_returns_same(self):
 
1759
        obj1 = self.bus.get("busname", "objectpath")
 
1760
        self.assertIsInstance(obj1, Unique)
 
1761
        obj2 = self.bus.get("busname", "objectpath")
 
1762
        self.assertIsInstance(obj2, Unique)
 
1763
        self.assertIs(obj1, obj2)
 
1764
 
 
1765
    def test_returns_same_old(self):
 
1766
        obj1 = self.bus.get("busname1", "objectpath1")
 
1767
        self.assertIsInstance(obj1, Unique)
 
1768
        obj2 = self.bus.get("busname2", "objectpath2")
 
1769
        self.assertIsInstance(obj2, Unique)
 
1770
        obj1b = self.bus.get("busname1", "objectpath1")
 
1771
        self.assertIsInstance(obj1b, Unique)
 
1772
        self.assertIsNot(obj1, obj2)
 
1773
        self.assertIsNot(obj2, obj1b)
 
1774
        self.assertIs(obj1, obj1b)
 
1775
 
 
1776
 
 
1777
class Test_commands_from_options(unittest.TestCase):
 
1778
 
 
1779
    def setUp(self):
 
1780
        self.parser = argparse.ArgumentParser()
 
1781
        add_command_line_options(self.parser)
 
1782
 
 
1783
    def test_is_enabled(self):
 
1784
        self.assert_command_from_args(["--is-enabled", "client"],
 
1785
                                      command.IsEnabled)
 
1786
 
 
1787
    def assert_command_from_args(self, args, command_cls, length=1,
 
1788
                                 clients=None, **cmd_attrs):
 
1789
        """Assert that parsing ARGS should result in an instance of
 
1790
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1791
        options = self.parser.parse_args(args)
 
1792
        check_option_syntax(self.parser, options)
 
1793
        commands = commands_from_options(options)
 
1794
        self.assertEqual(length, len(commands))
 
1795
        for command in commands:
 
1796
            if isinstance(command, command_cls):
 
1797
                break
 
1798
        else:
 
1799
            self.assertIsInstance(command, command_cls)
 
1800
        if clients is not None:
 
1801
            self.assertEqual(clients, options.client)
 
1802
        for key, value in cmd_attrs.items():
 
1803
            self.assertEqual(value, getattr(command, key))
 
1804
 
 
1805
    def assert_commands_from_args(self, args, commands, clients=None):
 
1806
        for cmd in commands:
 
1807
            self.assert_command_from_args(args, cmd,
 
1808
                                          length=len(commands),
 
1809
                                          clients=clients)
 
1810
 
 
1811
    def test_is_enabled_short(self):
 
1812
        self.assert_command_from_args(["-V", "client"],
 
1813
                                      command.IsEnabled)
 
1814
 
 
1815
    def test_approve(self):
 
1816
        self.assert_command_from_args(["--approve", "client"],
 
1817
                                      command.Approve)
 
1818
 
 
1819
    def test_approve_short(self):
 
1820
        self.assert_command_from_args(["-A", "client"],
 
1821
                                      command.Approve)
 
1822
 
 
1823
    def test_deny(self):
 
1824
        self.assert_command_from_args(["--deny", "client"],
 
1825
                                      command.Deny)
 
1826
 
 
1827
    def test_deny_short(self):
 
1828
        self.assert_command_from_args(["-D", "client"], command.Deny)
 
1829
 
 
1830
    def test_remove(self):
 
1831
        self.assert_command_from_args(["--remove", "client"],
 
1832
                                      command.Remove)
 
1833
 
 
1834
    def test_deny_before_remove(self):
 
1835
        options = self.parser.parse_args(["--deny", "--remove",
 
1836
                                          "client"])
 
1837
        check_option_syntax(self.parser, options)
 
1838
        commands = commands_from_options(options)
 
1839
        self.assertEqual(2, len(commands))
 
1840
        self.assertIsInstance(commands[0], command.Deny)
 
1841
        self.assertIsInstance(commands[1], command.Remove)
 
1842
 
 
1843
    def test_deny_before_remove_reversed(self):
 
1844
        options = self.parser.parse_args(["--remove", "--deny",
 
1845
                                          "--all"])
 
1846
        check_option_syntax(self.parser, options)
 
1847
        commands = commands_from_options(options)
 
1848
        self.assertEqual(2, len(commands))
 
1849
        self.assertIsInstance(commands[0], command.Deny)
 
1850
        self.assertIsInstance(commands[1], command.Remove)
 
1851
 
 
1852
    def test_remove_short(self):
 
1853
        self.assert_command_from_args(["-r", "client"],
 
1854
                                      command.Remove)
 
1855
 
 
1856
    def test_dump_json(self):
 
1857
        self.assert_command_from_args(["--dump-json"],
 
1858
                                      command.DumpJSON)
 
1859
 
 
1860
    def test_enable(self):
 
1861
        self.assert_command_from_args(["--enable", "client"],
 
1862
                                      command.Enable)
 
1863
 
 
1864
    def test_enable_short(self):
 
1865
        self.assert_command_from_args(["-e", "client"],
 
1866
                                      command.Enable)
 
1867
 
 
1868
    def test_disable(self):
 
1869
        self.assert_command_from_args(["--disable", "client"],
 
1870
                                      command.Disable)
 
1871
 
 
1872
    def test_disable_short(self):
 
1873
        self.assert_command_from_args(["-d", "client"],
 
1874
                                      command.Disable)
 
1875
 
 
1876
    def test_bump_timeout(self):
 
1877
        self.assert_command_from_args(["--bump-timeout", "client"],
 
1878
                                      command.BumpTimeout)
 
1879
 
 
1880
    def test_bump_timeout_short(self):
 
1881
        self.assert_command_from_args(["-b", "client"],
 
1882
                                      command.BumpTimeout)
 
1883
 
 
1884
    def test_start_checker(self):
 
1885
        self.assert_command_from_args(["--start-checker", "client"],
 
1886
                                      command.StartChecker)
 
1887
 
 
1888
    def test_stop_checker(self):
 
1889
        self.assert_command_from_args(["--stop-checker", "client"],
 
1890
                                      command.StopChecker)
 
1891
 
 
1892
    def test_approve_by_default(self):
 
1893
        self.assert_command_from_args(["--approve-by-default",
 
1894
                                       "client"],
 
1895
                                      command.ApproveByDefault)
 
1896
 
 
1897
    def test_deny_by_default(self):
 
1898
        self.assert_command_from_args(["--deny-by-default", "client"],
 
1899
                                      command.DenyByDefault)
 
1900
 
 
1901
    def test_checker(self):
 
1902
        self.assert_command_from_args(["--checker", ":", "client"],
 
1903
                                      command.SetChecker,
 
1904
                                      value_to_set=":")
 
1905
 
 
1906
    def test_checker_empty(self):
 
1907
        self.assert_command_from_args(["--checker", "", "client"],
 
1908
                                      command.SetChecker,
 
1909
                                      value_to_set="")
 
1910
 
 
1911
    def test_checker_short(self):
 
1912
        self.assert_command_from_args(["-c", ":", "client"],
 
1913
                                      command.SetChecker,
 
1914
                                      value_to_set=":")
 
1915
 
 
1916
    def test_host(self):
 
1917
        self.assert_command_from_args(
 
1918
            ["--host", "client.example.org", "client"],
 
1919
            command.SetHost, value_to_set="client.example.org")
 
1920
 
 
1921
    def test_host_short(self):
 
1922
        self.assert_command_from_args(
 
1923
            ["-H", "client.example.org", "client"], command.SetHost,
 
1924
            value_to_set="client.example.org")
 
1925
 
 
1926
    def test_secret_devnull(self):
 
1927
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1928
                                       "client"], command.SetSecret,
 
1929
                                      value_to_set=b"")
 
1930
 
 
1931
    def test_secret_tempfile(self):
 
1932
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1933
            value = b"secret\0xyzzy\nbar"
 
1934
            f.write(value)
 
1935
            f.seek(0)
 
1936
            self.assert_command_from_args(["--secret", f.name,
 
1937
                                           "client"],
 
1938
                                          command.SetSecret,
 
1939
                                          value_to_set=value)
 
1940
 
 
1941
    def test_secret_devnull_short(self):
 
1942
        self.assert_command_from_args(["-s", os.path.devnull,
 
1943
                                       "client"], command.SetSecret,
 
1944
                                      value_to_set=b"")
 
1945
 
 
1946
    def test_secret_tempfile_short(self):
 
1947
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1948
            value = b"secret\0xyzzy\nbar"
 
1949
            f.write(value)
 
1950
            f.seek(0)
 
1951
            self.assert_command_from_args(["-s", f.name, "client"],
 
1952
                                          command.SetSecret,
 
1953
                                          value_to_set=value)
 
1954
 
 
1955
    def test_timeout(self):
 
1956
        self.assert_command_from_args(["--timeout", "PT5M", "client"],
 
1957
                                      command.SetTimeout,
 
1958
                                      value_to_set=300000)
 
1959
 
 
1960
    def test_timeout_short(self):
 
1961
        self.assert_command_from_args(["-t", "PT5M", "client"],
 
1962
                                      command.SetTimeout,
 
1963
                                      value_to_set=300000)
 
1964
 
 
1965
    def test_extended_timeout(self):
 
1966
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1967
                                       "client"],
 
1968
                                      command.SetExtendedTimeout,
 
1969
                                      value_to_set=900000)
 
1970
 
 
1971
    def test_interval(self):
 
1972
        self.assert_command_from_args(["--interval", "PT2M",
 
1973
                                       "client"], command.SetInterval,
 
1974
                                      value_to_set=120000)
 
1975
 
 
1976
    def test_interval_short(self):
 
1977
        self.assert_command_from_args(["-i", "PT2M", "client"],
 
1978
                                      command.SetInterval,
 
1979
                                      value_to_set=120000)
 
1980
 
 
1981
    def test_approval_delay(self):
 
1982
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1983
                                       "client"],
 
1984
                                      command.SetApprovalDelay,
 
1985
                                      value_to_set=30000)
 
1986
 
 
1987
    def test_approval_duration(self):
 
1988
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1989
                                       "client"],
 
1990
                                      command.SetApprovalDuration,
 
1991
                                      value_to_set=1000)
 
1992
 
 
1993
    def test_print_table(self):
 
1994
        self.assert_command_from_args([], command.PrintTable,
 
1995
                                      verbose=False)
 
1996
 
 
1997
    def test_print_table_verbose(self):
 
1998
        self.assert_command_from_args(["--verbose"],
 
1999
                                      command.PrintTable,
 
2000
                                      verbose=True)
 
2001
 
 
2002
    def test_print_table_verbose_short(self):
 
2003
        self.assert_command_from_args(["-v"], command.PrintTable,
 
2004
                                      verbose=True)
 
2005
 
 
2006
 
 
2007
    def test_manual_page_example_1(self):
 
2008
        self.assert_command_from_args("",
 
2009
                                      command.PrintTable,
 
2010
                                      clients=[],
 
2011
                                      verbose=False)
 
2012
 
 
2013
    def test_manual_page_example_2(self):
 
2014
        self.assert_command_from_args(
 
2015
            "--verbose foo1.example.org foo2.example.org".split(),
 
2016
            command.PrintTable, clients=["foo1.example.org",
 
2017
                                         "foo2.example.org"],
 
2018
            verbose=True)
 
2019
 
 
2020
    def test_manual_page_example_3(self):
 
2021
        self.assert_command_from_args("--enable --all".split(),
 
2022
                                      command.Enable,
 
2023
                                      clients=[])
 
2024
 
 
2025
    def test_manual_page_example_4(self):
 
2026
        self.assert_commands_from_args(
 
2027
            ("--timeout=PT5M --interval=PT1M foo1.example.org"
 
2028
             " foo2.example.org").split(),
 
2029
            [command.SetTimeout, command.SetInterval],
 
2030
            clients=["foo1.example.org", "foo2.example.org"])
 
2031
 
 
2032
    def test_manual_page_example_5(self):
 
2033
        self.assert_command_from_args("--approve --all".split(),
 
2034
                                      command.Approve,
 
2035
                                      clients=[])
 
2036
 
 
2037
 
 
2038
class TestCommand(unittest.TestCase):
 
2039
    """Abstract class for tests of command classes"""
 
2040
 
 
2041
    class FakeMandosBus(dbus.MandosBus):
 
2042
        def __init__(self, testcase):
 
2043
            self.client_properties = {
 
2044
                "Name": "foo",
 
2045
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
2046
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
2047
                "Secret": b"secret",
 
2048
                "Host": "foo.example.org",
 
2049
                "Enabled": True,
 
2050
                "Timeout": 300000,
 
2051
                "LastCheckedOK": "2019-02-03T00:00:00",
 
2052
                "Created": "2019-01-02T00:00:00",
 
2053
                "Interval": 120000,
 
2054
                "Fingerprint": ("778827225BA7DE539C5A"
 
2055
                                "7CFA59CFF7CDBD9A5920"),
 
2056
                "CheckerRunning": False,
 
2057
                "LastEnabled": "2019-01-03T00:00:00",
 
2058
                "ApprovalPending": False,
 
2059
                "ApprovedByDefault": True,
 
2060
                "LastApprovalRequest": "",
 
2061
                "ApprovalDelay": 0,
 
2062
                "ApprovalDuration": 1000,
 
2063
                "Checker": "fping -q -- %(host)s",
 
2064
                "ExtendedTimeout": 900000,
 
2065
                "Expires": "2019-02-04T00:00:00",
 
2066
                "LastCheckerStatus": 0,
 
2067
            }
 
2068
            self.other_client_properties = {
 
2069
                "Name": "barbar",
 
2070
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
2071
                          "6ab612cff5ad227247e46c2b020f441c"),
 
2072
                "Secret": b"secretbar",
 
2073
                "Host": "192.0.2.3",
 
2074
                "Enabled": True,
 
2075
                "Timeout": 300000,
 
2076
                "LastCheckedOK": "2019-02-04T00:00:00",
 
2077
                "Created": "2019-01-03T00:00:00",
 
2078
                "Interval": 120000,
 
2079
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
2080
                                "F547B3A107558FCA3A27"),
 
2081
                "CheckerRunning": True,
 
2082
                "LastEnabled": "2019-01-04T00:00:00",
 
2083
                "ApprovalPending": False,
 
2084
                "ApprovedByDefault": False,
 
2085
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
2086
                "ApprovalDelay": 30000,
 
2087
                "ApprovalDuration": 93785000,
 
2088
                "Checker": ":",
 
2089
                "ExtendedTimeout": 900000,
 
2090
                "Expires": "2019-02-05T00:00:00",
 
2091
                "LastCheckerStatus": -2,
 
2092
            }
 
2093
            self.clients =  collections.OrderedDict(
 
2094
                [
 
2095
                    ("client_objectpath", self.client_properties),
 
2096
                    ("other_client_objectpath",
 
2097
                     self.other_client_properties),
 
2098
                ])
 
2099
            self.one_client = {"client_objectpath":
 
2100
                               self.client_properties}
 
2101
            self.testcase = testcase
 
2102
            self.calls = []
 
2103
 
 
2104
        def call_method(self, methodname, busname, objectpath,
 
2105
                        interface, *args):
 
2106
            self.testcase.assertEqual("se.recompile.Mandos", busname)
 
2107
            self.calls.append((methodname, busname, objectpath,
 
2108
                               interface, args))
 
2109
            if interface == "org.freedesktop.DBus.Properties":
 
2110
                if methodname == "Set":
 
2111
                    self.testcase.assertEqual(3, len(args))
 
2112
                    interface, key, value = args
 
2113
                    self.testcase.assertEqual(
 
2114
                        "se.recompile.Mandos.Client", interface)
 
2115
                    self.clients[objectpath][key] = value
 
2116
                    return
 
2117
            elif interface == "se.recompile.Mandos":
 
2118
                self.testcase.assertEqual("RemoveClient", methodname)
 
2119
                self.testcase.assertEqual(1, len(args))
 
2120
                clientpath = args[0]
 
2121
                del self.clients[clientpath]
 
2122
                return
 
2123
            elif interface == "se.recompile.Mandos.Client":
 
2124
                if methodname == "Approve":
 
2125
                    self.testcase.assertEqual(1, len(args))
 
2126
                    return
 
2127
            raise ValueError()
 
2128
 
 
2129
    def setUp(self):
 
2130
        self.bus = self.FakeMandosBus(self)
 
2131
 
 
2132
 
 
2133
class TestBaseCommands(TestCommand):
 
2134
 
 
2135
    def test_IsEnabled_exits_successfully(self):
 
2136
        with self.assertRaises(SystemExit) as e:
 
2137
            command.IsEnabled().run(self.bus.one_client)
 
2138
        if e.exception.code is not None:
 
2139
            self.assertEqual(0, e.exception.code)
 
2140
        else:
 
2141
            self.assertIsNone(e.exception.code)
 
2142
 
 
2143
    def test_IsEnabled_exits_with_failure(self):
 
2144
        self.bus.client_properties["Enabled"] = False
 
2145
        with self.assertRaises(SystemExit) as e:
 
2146
            command.IsEnabled().run(self.bus.one_client)
 
2147
        if isinstance(e.exception.code, int):
 
2148
            self.assertNotEqual(0, e.exception.code)
 
2149
        else:
 
2150
            self.assertIsNotNone(e.exception.code)
 
2151
 
 
2152
    def test_Approve(self):
 
2153
        busname = "se.recompile.Mandos"
 
2154
        client_interface = "se.recompile.Mandos.Client"
 
2155
        command.Approve().run(self.bus.clients, self.bus)
 
2156
        for clientpath in self.bus.clients:
 
2157
            self.assertIn(("Approve", busname, clientpath,
 
2158
                           client_interface, (True,)), self.bus.calls)
 
2159
 
 
2160
    def test_Deny(self):
 
2161
        busname = "se.recompile.Mandos"
 
2162
        client_interface = "se.recompile.Mandos.Client"
 
2163
        command.Deny().run(self.bus.clients, self.bus)
 
2164
        for clientpath in self.bus.clients:
 
2165
            self.assertIn(("Approve", busname, clientpath,
 
2166
                           client_interface, (False,)),
 
2167
                          self.bus.calls)
 
2168
 
 
2169
    def test_Remove(self):
 
2170
        command.Remove().run(self.bus.clients, self.bus)
 
2171
        for clientpath in self.bus.clients:
 
2172
            self.assertIn(("RemoveClient", dbus_busname,
 
2173
                           dbus_server_path, dbus_server_interface,
 
2174
                           (clientpath,)), self.bus.calls)
 
2175
 
 
2176
    expected_json = {
 
2177
        "foo": {
 
2178
            "Name": "foo",
 
2179
            "KeyID": ("92ed150794387c03ce684574b1139a65"
 
2180
                      "94a34f895daaaf09fd8ea90a27cddb12"),
 
2181
            "Host": "foo.example.org",
 
2182
            "Enabled": True,
 
2183
            "Timeout": 300000,
 
2184
            "LastCheckedOK": "2019-02-03T00:00:00",
 
2185
            "Created": "2019-01-02T00:00:00",
 
2186
            "Interval": 120000,
 
2187
            "Fingerprint": ("778827225BA7DE539C5A"
 
2188
                            "7CFA59CFF7CDBD9A5920"),
 
2189
            "CheckerRunning": False,
 
2190
            "LastEnabled": "2019-01-03T00:00:00",
 
2191
            "ApprovalPending": False,
 
2192
            "ApprovedByDefault": True,
 
2193
            "LastApprovalRequest": "",
 
2194
            "ApprovalDelay": 0,
 
2195
            "ApprovalDuration": 1000,
 
2196
            "Checker": "fping -q -- %(host)s",
 
2197
            "ExtendedTimeout": 900000,
 
2198
            "Expires": "2019-02-04T00:00:00",
 
2199
            "LastCheckerStatus": 0,
 
2200
        },
 
2201
        "barbar": {
 
2202
            "Name": "barbar",
 
2203
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
2204
                      "6ab612cff5ad227247e46c2b020f441c"),
 
2205
            "Host": "192.0.2.3",
 
2206
            "Enabled": True,
 
2207
            "Timeout": 300000,
 
2208
            "LastCheckedOK": "2019-02-04T00:00:00",
 
2209
            "Created": "2019-01-03T00:00:00",
 
2210
            "Interval": 120000,
 
2211
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
2212
                            "F547B3A107558FCA3A27"),
 
2213
            "CheckerRunning": True,
 
2214
            "LastEnabled": "2019-01-04T00:00:00",
 
2215
            "ApprovalPending": False,
 
2216
            "ApprovedByDefault": False,
 
2217
            "LastApprovalRequest": "2019-01-03T00:00:00",
 
2218
            "ApprovalDelay": 30000,
 
2219
            "ApprovalDuration": 93785000,
 
2220
            "Checker": ":",
 
2221
            "ExtendedTimeout": 900000,
 
2222
            "Expires": "2019-02-05T00:00:00",
 
2223
            "LastCheckerStatus": -2,
 
2224
        },
 
2225
    }
 
2226
 
 
2227
    def test_DumpJSON_normal(self):
 
2228
        with self.capture_stdout_to_buffer() as buffer:
 
2229
            command.DumpJSON().run(self.bus.clients)
 
2230
        json_data = json.loads(buffer.getvalue())
 
2231
        self.assertDictEqual(self.expected_json, json_data)
 
2232
 
 
2233
    @staticmethod
 
2234
    @contextlib.contextmanager
 
2235
    def capture_stdout_to_buffer():
 
2236
        capture_buffer = io.StringIO()
 
2237
        old_stdout = sys.stdout
 
2238
        sys.stdout = capture_buffer
 
2239
        try:
 
2240
            yield capture_buffer
 
2241
        finally:
 
2242
            sys.stdout = old_stdout
 
2243
 
 
2244
    def test_DumpJSON_one_client(self):
 
2245
        with self.capture_stdout_to_buffer() as buffer:
 
2246
            command.DumpJSON().run(self.bus.one_client)
 
2247
        json_data = json.loads(buffer.getvalue())
 
2248
        expected_json = {"foo": self.expected_json["foo"]}
 
2249
        self.assertDictEqual(expected_json, json_data)
 
2250
 
 
2251
    def test_PrintTable_normal(self):
 
2252
        with self.capture_stdout_to_buffer() as buffer:
 
2253
            command.PrintTable().run(self.bus.clients)
 
2254
        expected_output = "\n".join((
 
2255
            "Name   Enabled Timeout  Last Successful Check",
 
2256
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
 
2257
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
 
2258
        )) + "\n"
 
2259
        self.assertEqual(expected_output, buffer.getvalue())
 
2260
 
 
2261
    def test_PrintTable_verbose(self):
 
2262
        with self.capture_stdout_to_buffer() as buffer:
 
2263
            command.PrintTable(verbose=True).run(self.bus.clients)
 
2264
        columns = (
 
2265
            (
 
2266
                "Name   ",
 
2267
                "foo    ",
 
2268
                "barbar ",
 
2269
            ),(
 
2270
                "Enabled ",
 
2271
                "Yes     ",
 
2272
                "Yes     ",
 
2273
            ),(
 
2274
                "Timeout  ",
 
2275
                "00:05:00 ",
 
2276
                "00:05:00 ",
 
2277
            ),(
 
2278
                "Last Successful Check ",
 
2279
                "2019-02-03T00:00:00   ",
 
2280
                "2019-02-04T00:00:00   ",
 
2281
            ),(
 
2282
                "Created             ",
 
2283
                "2019-01-02T00:00:00 ",
 
2284
                "2019-01-03T00:00:00 ",
 
2285
            ),(
 
2286
                "Interval ",
 
2287
                "00:02:00 ",
 
2288
                "00:02:00 ",
 
2289
            ),(
 
2290
                "Host            ",
 
2291
                "foo.example.org ",
 
2292
                "192.0.2.3       ",
 
2293
            ),(
 
2294
                ("Key ID                                             "
 
2295
                 "              "),
 
2296
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
 
2297
                 "ea90a27cddb12 "),
 
2298
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
 
2299
                 "46c2b020f441c "),
 
2300
            ),(
 
2301
                "Fingerprint                              ",
 
2302
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
 
2303
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
 
2304
            ),(
 
2305
                "Check Is Running ",
 
2306
                "No               ",
 
2307
                "Yes              ",
 
2308
            ),(
 
2309
                "Last Enabled        ",
 
2310
                "2019-01-03T00:00:00 ",
 
2311
                "2019-01-04T00:00:00 ",
 
2312
            ),(
 
2313
                "Approval Is Pending ",
 
2314
                "No                  ",
 
2315
                "No                  ",
 
2316
            ),(
 
2317
                "Approved By Default ",
 
2318
                "Yes                 ",
 
2319
                "No                  ",
 
2320
            ),(
 
2321
                "Last Approval Request ",
 
2322
                "                      ",
 
2323
                "2019-01-03T00:00:00   ",
 
2324
            ),(
 
2325
                "Approval Delay ",
 
2326
                "00:00:00       ",
 
2327
                "00:00:30       ",
 
2328
            ),(
 
2329
                "Approval Duration ",
 
2330
                "00:00:01          ",
 
2331
                "1T02:03:05        ",
 
2332
            ),(
 
2333
                "Checker              ",
 
2334
                "fping -q -- %(host)s ",
 
2335
                ":                    ",
 
2336
            ),(
 
2337
                "Extended Timeout ",
 
2338
                "00:15:00         ",
 
2339
                "00:15:00         ",
 
2340
            ),(
 
2341
                "Expires             ",
 
2342
                "2019-02-04T00:00:00 ",
 
2343
                "2019-02-05T00:00:00 ",
 
2344
            ),(
 
2345
                "Last Checker Status",
 
2346
                "0                  ",
 
2347
                "-2                 ",
 
2348
            )
 
2349
        )
 
2350
        num_lines = max(len(rows) for rows in columns)
 
2351
        expected_output = ("\n".join("".join(rows[line]
 
2352
                                             for rows in columns)
 
2353
                                     for line in range(num_lines))
 
2354
                           + "\n")
 
2355
        self.assertEqual(expected_output, buffer.getvalue())
 
2356
 
 
2357
    def test_PrintTable_one_client(self):
 
2358
        with self.capture_stdout_to_buffer() as buffer:
 
2359
            command.PrintTable().run(self.bus.one_client)
 
2360
        expected_output = "\n".join((
 
2361
            "Name Enabled Timeout  Last Successful Check",
 
2362
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
 
2363
        )) + "\n"
 
2364
        self.assertEqual(expected_output, buffer.getvalue())
 
2365
 
 
2366
 
 
2367
class TestPropertySetterCmd(TestCommand):
 
2368
    """Abstract class for tests of command.PropertySetter classes"""
 
2369
 
 
2370
    def runTest(self):
 
2371
        if not hasattr(self, "command"):
 
2372
            return              # Abstract TestCase class
 
2373
 
 
2374
        if hasattr(self, "values_to_set"):
 
2375
            cmd_args = [(value,) for value in self.values_to_set]
 
2376
            values_to_get = getattr(self, "values_to_get",
 
2377
                                    self.values_to_set)
 
2378
        else:
 
2379
            cmd_args = [() for x in range(len(self.values_to_get))]
 
2380
            values_to_get = self.values_to_get
 
2381
        for value_to_get, cmd_arg in zip(values_to_get, cmd_args):
 
2382
            for clientpath in self.bus.clients:
 
2383
                self.bus.clients[clientpath][self.propname] = (
 
2384
                    Unique())
 
2385
            self.command(*cmd_arg).run(self.bus.clients, self.bus)
 
2386
            for clientpath in self.bus.clients:
 
2387
                value = (self.bus.clients[clientpath]
 
2388
                         [self.propname])
 
2389
                self.assertNotIsInstance(value, Unique)
 
2390
                self.assertEqual(value_to_get, value)
 
2391
 
 
2392
 
 
2393
class TestEnableCmd(TestPropertySetterCmd):
 
2394
    command = command.Enable
 
2395
    propname = "Enabled"
 
2396
    values_to_get = [True]
 
2397
 
 
2398
 
 
2399
class TestDisableCmd(TestPropertySetterCmd):
 
2400
    command = command.Disable
 
2401
    propname = "Enabled"
 
2402
    values_to_get = [False]
 
2403
 
 
2404
 
 
2405
class TestBumpTimeoutCmd(TestPropertySetterCmd):
 
2406
    command = command.BumpTimeout
 
2407
    propname = "LastCheckedOK"
 
2408
    values_to_get = [""]
 
2409
 
 
2410
 
 
2411
class TestStartCheckerCmd(TestPropertySetterCmd):
 
2412
    command = command.StartChecker
 
2413
    propname = "CheckerRunning"
 
2414
    values_to_get = [True]
 
2415
 
 
2416
 
 
2417
class TestStopCheckerCmd(TestPropertySetterCmd):
 
2418
    command = command.StopChecker
 
2419
    propname = "CheckerRunning"
 
2420
    values_to_get = [False]
 
2421
 
 
2422
 
 
2423
class TestApproveByDefaultCmd(TestPropertySetterCmd):
 
2424
    command = command.ApproveByDefault
 
2425
    propname = "ApprovedByDefault"
 
2426
    values_to_get = [True]
 
2427
 
 
2428
 
 
2429
class TestDenyByDefaultCmd(TestPropertySetterCmd):
 
2430
    command = command.DenyByDefault
 
2431
    propname = "ApprovedByDefault"
 
2432
    values_to_get = [False]
 
2433
 
 
2434
 
 
2435
class TestSetCheckerCmd(TestPropertySetterCmd):
 
2436
    command = command.SetChecker
 
2437
    propname = "Checker"
 
2438
    values_to_set = ["", ":", "fping -q -- %s"]
 
2439
 
 
2440
 
 
2441
class TestSetHostCmd(TestPropertySetterCmd):
 
2442
    command = command.SetHost
 
2443
    propname = "Host"
 
2444
    values_to_set = ["192.0.2.3", "client.example.org"]
 
2445
 
 
2446
 
 
2447
class TestSetSecretCmd(TestPropertySetterCmd):
 
2448
    command = command.SetSecret
 
2449
    propname = "Secret"
 
2450
    values_to_set = [io.BytesIO(b""),
 
2451
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
2452
    values_to_get = [f.getvalue() for f in values_to_set]
 
2453
 
 
2454
 
 
2455
class TestSetTimeoutCmd(TestPropertySetterCmd):
 
2456
    command = command.SetTimeout
 
2457
    propname = "Timeout"
 
2458
    values_to_set = [datetime.timedelta(),
 
2459
                     datetime.timedelta(minutes=5),
 
2460
                     datetime.timedelta(seconds=1),
 
2461
                     datetime.timedelta(weeks=1),
 
2462
                     datetime.timedelta(weeks=52)]
 
2463
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2464
 
 
2465
 
 
2466
class TestSetExtendedTimeoutCmd(TestPropertySetterCmd):
 
2467
    command = command.SetExtendedTimeout
 
2468
    propname = "ExtendedTimeout"
 
2469
    values_to_set = [datetime.timedelta(),
 
2470
                     datetime.timedelta(minutes=5),
 
2471
                     datetime.timedelta(seconds=1),
 
2472
                     datetime.timedelta(weeks=1),
 
2473
                     datetime.timedelta(weeks=52)]
 
2474
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2475
 
 
2476
 
 
2477
class TestSetIntervalCmd(TestPropertySetterCmd):
 
2478
    command = command.SetInterval
 
2479
    propname = "Interval"
 
2480
    values_to_set = [datetime.timedelta(),
 
2481
                     datetime.timedelta(minutes=5),
 
2482
                     datetime.timedelta(seconds=1),
 
2483
                     datetime.timedelta(weeks=1),
 
2484
                     datetime.timedelta(weeks=52)]
 
2485
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2486
 
 
2487
 
 
2488
class TestSetApprovalDelayCmd(TestPropertySetterCmd):
 
2489
    command = command.SetApprovalDelay
 
2490
    propname = "ApprovalDelay"
 
2491
    values_to_set = [datetime.timedelta(),
 
2492
                     datetime.timedelta(minutes=5),
 
2493
                     datetime.timedelta(seconds=1),
 
2494
                     datetime.timedelta(weeks=1),
 
2495
                     datetime.timedelta(weeks=52)]
 
2496
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2497
 
 
2498
 
 
2499
class TestSetApprovalDurationCmd(TestPropertySetterCmd):
 
2500
    command = command.SetApprovalDuration
 
2501
    propname = "ApprovalDuration"
 
2502
    values_to_set = [datetime.timedelta(),
 
2503
                     datetime.timedelta(minutes=5),
 
2504
                     datetime.timedelta(seconds=1),
 
2505
                     datetime.timedelta(weeks=1),
 
2506
                     datetime.timedelta(weeks=52)]
 
2507
    values_to_get = [dt.total_seconds()*1000 for dt in values_to_set]
 
2508
 
 
2509
 
 
2510
 
 
2511
def should_only_run_tests():
 
2512
    parser = argparse.ArgumentParser(add_help=False)
 
2513
    parser.add_argument("--check", action='store_true')
 
2514
    args, unknown_args = parser.parse_known_args()
 
2515
    run_tests = args.check
 
2516
    if run_tests:
 
2517
        # Remove --check argument from sys.argv
 
2518
        sys.argv[1:] = unknown_args
 
2519
    return run_tests
 
2520
 
 
2521
# Add all tests from doctest strings
 
2522
def load_tests(loader, tests, none):
 
2523
    import doctest
 
2524
    tests.addTests(doctest.DocTestSuite())
 
2525
    return tests
 
2526
 
 
2527
if __name__ == "__main__":
 
2528
    try:
 
2529
        if should_only_run_tests():
 
2530
            # Call using ./tdd-python-script --check [--verbose]
 
2531
            unittest.main()
 
2532
        else:
 
2533
            main()
 
2534
    finally:
 
2535
        logging.shutdown()