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  • Committer: Teddy Hogeborn
  • Date: 2011-03-08 19:09:03 UTC
  • Revision ID: teddy@fukt.bsnet.se-20110308190903-j499ebtb9bpk31ar
* INSTALL: Updated.

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#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
3
 
#
 
2
# -*- mode: python; coding: utf-8 -*-
 
3
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
 
#
6
 
# Copyright © 2008-2019 Teddy Hogeborn
7
 
# Copyright © 2008-2019 Björn Påhlsson
8
 
#
9
 
# This file is part of Mandos.
10
 
#
11
 
# Mandos is free software: you can redistribute it and/or modify it
12
 
# under the terms of the GNU General Public License as published by
 
5
 
6
# Copyright © 2008-2010 Teddy Hogeborn
 
7
# Copyright © 2008-2010 Björn Påhlsson
 
8
 
9
# This program is free software: you can redistribute it and/or modify
 
10
# it under the terms of the GNU General Public License as published by
13
11
# the Free Software Foundation, either version 3 of the License, or
14
12
# (at your option) any later version.
15
13
#
16
 
#     Mandos is distributed in the hope that it will be useful, but
17
 
#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
14
#     This program is distributed in the hope that it will be useful,
 
15
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
18
16
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19
17
#     GNU General Public License for more details.
20
 
#
 
18
21
19
# You should have received a copy of the GNU General Public License
22
 
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
23
 
#
24
 
# Contact the authors at <mandos@recompile.se>.
25
 
#
 
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
21
 
22
# Contact the authors at <mandos@fukt.bsnet.se>.
 
23
26
24
 
27
25
from __future__ import (division, absolute_import, print_function,
28
26
                        unicode_literals)
29
27
 
30
 
try:
31
 
    from future_builtins import *
32
 
except ImportError:
33
 
    pass
34
 
 
35
28
import sys
36
 
import argparse
 
29
import dbus
 
30
from optparse import OptionParser
37
31
import locale
38
32
import datetime
39
33
import re
40
34
import os
41
 
import collections
42
 
import json
43
 
import unittest
44
 
import logging
45
 
import io
46
 
import tempfile
47
 
import contextlib
48
 
 
49
 
import dbus
50
 
 
51
 
# Show warnings by default
52
 
if not sys.warnoptions:
53
 
    import warnings
54
 
    warnings.simplefilter("default")
55
 
 
56
 
log = logging.getLogger(sys.argv[0])
57
 
logging.basicConfig(level="INFO", # Show info level messages
58
 
                    format="%(message)s") # Show basic log messages
59
 
 
60
 
logging.captureWarnings(True)   # Show warnings via the logging system
61
 
 
62
 
if sys.version_info.major == 2:
63
 
    str = unicode
64
35
 
65
36
locale.setlocale(locale.LC_ALL, "")
66
37
 
67
 
dbus_busname_domain = "se.recompile"
68
 
dbus_busname = dbus_busname_domain + ".Mandos"
69
 
server_dbus_path = "/"
70
 
server_dbus_interface = dbus_busname_domain + ".Mandos"
71
 
client_dbus_interface = dbus_busname_domain + ".Mandos.Client"
72
 
del dbus_busname_domain
73
 
version = "1.8.3"
74
 
 
75
 
 
76
 
try:
77
 
    dbus.OBJECT_MANAGER_IFACE
78
 
except AttributeError:
79
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
80
 
 
81
 
 
 
38
tablewords = {
 
39
    "Name": "Name",
 
40
    "Enabled": "Enabled",
 
41
    "Timeout": "Timeout",
 
42
    "LastCheckedOK": "Last Successful Check",
 
43
    "LastApprovalRequest": "Last Approval Request",
 
44
    "Created": "Created",
 
45
    "Interval": "Interval",
 
46
    "Host": "Host",
 
47
    "Fingerprint": "Fingerprint",
 
48
    "CheckerRunning": "Check Is Running",
 
49
    "LastEnabled": "Last Enabled",
 
50
    "ApprovalPending": "Approval Is Pending",
 
51
    "ApprovedByDefault": "Approved By Default",
 
52
    "ApprovalDelay": "Approval Delay",
 
53
    "ApprovalDuration": "Approval Duration",
 
54
    "Checker": "Checker",
 
55
    }
 
56
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
57
domain = "se.bsnet.fukt"
 
58
busname = domain + ".Mandos"
 
59
server_path = "/"
 
60
server_interface = domain + ".Mandos"
 
61
client_interface = domain + ".Mandos.Client"
 
62
version = "1.2.3"
 
63
 
 
64
def timedelta_to_milliseconds(td):
 
65
    """Convert a datetime.timedelta object to milliseconds"""
 
66
    return ((td.days * 24 * 60 * 60 * 1000)
 
67
            + (td.seconds * 1000)
 
68
            + (td.microseconds // 1000))
 
69
 
 
70
def milliseconds_to_string(ms):
 
71
    td = datetime.timedelta(0, 0, 0, ms)
 
72
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
 
73
            % { "days": "%dT" % td.days if td.days else "",
 
74
                "hours": td.seconds // 3600,
 
75
                "minutes": (td.seconds % 3600) // 60,
 
76
                "seconds": td.seconds % 60,
 
77
                })
 
78
 
 
79
 
 
80
def string_to_delta(interval):
 
81
    """Parse a string and return a datetime.timedelta
 
82
 
 
83
    >>> string_to_delta("7d")
 
84
    datetime.timedelta(7)
 
85
    >>> string_to_delta("60s")
 
86
    datetime.timedelta(0, 60)
 
87
    >>> string_to_delta("60m")
 
88
    datetime.timedelta(0, 3600)
 
89
    >>> string_to_delta("24h")
 
90
    datetime.timedelta(1)
 
91
    >>> string_to_delta("1w")
 
92
    datetime.timedelta(7)
 
93
    >>> string_to_delta("5m 30s")
 
94
    datetime.timedelta(0, 330)
 
95
    """
 
96
    timevalue = datetime.timedelta(0)
 
97
    regexp = re.compile("\d+[dsmhw]")
 
98
    
 
99
    for s in regexp.findall(interval):
 
100
        try:
 
101
            suffix = unicode(s[-1])
 
102
            value = int(s[:-1])
 
103
            if suffix == "d":
 
104
                delta = datetime.timedelta(value)
 
105
            elif suffix == "s":
 
106
                delta = datetime.timedelta(0, value)
 
107
            elif suffix == "m":
 
108
                delta = datetime.timedelta(0, 0, 0, 0, value)
 
109
            elif suffix == "h":
 
110
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
 
111
            elif suffix == "w":
 
112
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
 
113
            else:
 
114
                raise ValueError
 
115
        except (ValueError, IndexError):
 
116
            raise ValueError
 
117
        timevalue += delta
 
118
    return timevalue
 
119
 
 
120
def print_clients(clients, keywords):
 
121
    def valuetostring(value, keyword):
 
122
        if type(value) is dbus.Boolean:
 
123
            return "Yes" if value else "No"
 
124
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
125
                       "ApprovalDuration"):
 
126
            return milliseconds_to_string(value)
 
127
        return unicode(value)
 
128
    
 
129
    # Create format string to print table rows
 
130
    format_string = " ".join("%%-%ds" %
 
131
                             max(len(tablewords[key]),
 
132
                                 max(len(valuetostring(client[key],
 
133
                                                       key))
 
134
                                     for client in
 
135
                                     clients))
 
136
                             for key in keywords)
 
137
    # Print header line
 
138
    print(format_string % tuple(tablewords[key] for key in keywords))
 
139
    for client in clients:
 
140
        print(format_string % tuple(valuetostring(client[key], key)
 
141
                                    for key in keywords))
 
142
 
 
143
def has_actions(options):
 
144
    return any((options.enable,
 
145
                options.disable,
 
146
                options.bump_timeout,
 
147
                options.start_checker,
 
148
                options.stop_checker,
 
149
                options.is_enabled,
 
150
                options.remove,
 
151
                options.checker is not None,
 
152
                options.timeout is not None,
 
153
                options.interval is not None,
 
154
                options.approved_by_default is not None,
 
155
                options.approval_delay is not None,
 
156
                options.approval_duration is not None,
 
157
                options.host is not None,
 
158
                options.secret is not None,
 
159
                options.approve,
 
160
                options.deny))
 
161
        
82
162
def main():
83
 
    parser = argparse.ArgumentParser()
84
 
 
85
 
    add_command_line_options(parser)
86
 
 
87
 
    options = parser.parse_args()
88
 
 
89
 
    check_option_syntax(parser, options)
90
 
 
91
 
    clientnames = options.client
92
 
 
93
 
    if options.debug:
94
 
        log.setLevel(logging.DEBUG)
95
 
 
96
 
    bus = dbus.SystemBus()
97
 
 
98
 
    mandos_dbus_object = get_mandos_dbus_object(bus)
99
 
 
100
 
    mandos_serv = dbus.Interface(
101
 
        mandos_dbus_object, dbus_interface=server_dbus_interface)
102
 
    mandos_serv_object_manager = dbus.Interface(
103
 
        mandos_dbus_object, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
104
 
 
105
 
    managed_objects = get_managed_objects(mandos_serv_object_manager)
106
 
 
107
 
    all_clients = {}
108
 
    for path, ifs_and_props in managed_objects.items():
 
163
        parser = OptionParser(version = "%%prog %s" % version)
 
164
        parser.add_option("-a", "--all", action="store_true",
 
165
                          help="Select all clients")
 
166
        parser.add_option("-v", "--verbose", action="store_true",
 
167
                          help="Print all fields")
 
168
        parser.add_option("-e", "--enable", action="store_true",
 
169
                          help="Enable client")
 
170
        parser.add_option("-d", "--disable", action="store_true",
 
171
                          help="disable client")
 
172
        parser.add_option("-b", "--bump-timeout", action="store_true",
 
173
                          help="Bump timeout for client")
 
174
        parser.add_option("--start-checker", action="store_true",
 
175
                          help="Start checker for client")
 
176
        parser.add_option("--stop-checker", action="store_true",
 
177
                          help="Stop checker for client")
 
178
        parser.add_option("-V", "--is-enabled", action="store_true",
 
179
                          help="Check if client is enabled")
 
180
        parser.add_option("-r", "--remove", action="store_true",
 
181
                          help="Remove client")
 
182
        parser.add_option("-c", "--checker", type="string",
 
183
                          help="Set checker command for client")
 
184
        parser.add_option("-t", "--timeout", type="string",
 
185
                          help="Set timeout for client")
 
186
        parser.add_option("-i", "--interval", type="string",
 
187
                          help="Set checker interval for client")
 
188
        parser.add_option("--approve-by-default", action="store_true",
 
189
                          dest="approved_by_default",
 
190
                          help="Set client to be approved by default")
 
191
        parser.add_option("--deny-by-default", action="store_false",
 
192
                          dest="approved_by_default",
 
193
                          help="Set client to be denied by default")
 
194
        parser.add_option("--approval-delay", type="string",
 
195
                          help="Set delay before client approve/deny")
 
196
        parser.add_option("--approval-duration", type="string",
 
197
                          help="Set duration of one client approval")
 
198
        parser.add_option("-H", "--host", type="string",
 
199
                          help="Set host for client")
 
200
        parser.add_option("-s", "--secret", type="string",
 
201
                          help="Set password blob (file) for client")
 
202
        parser.add_option("-A", "--approve", action="store_true",
 
203
                          help="Approve any current client request")
 
204
        parser.add_option("-D", "--deny", action="store_true",
 
205
                          help="Deny any current client request")
 
206
        options, client_names = parser.parse_args()
 
207
        
 
208
        if has_actions(options) and not client_names and not options.all:
 
209
            parser.error("Options require clients names or --all.")
 
210
        if options.verbose and has_actions(options):
 
211
            parser.error("--verbose can only be used alone or with"
 
212
                         " --all.")
 
213
        if options.all and not has_actions(options):
 
214
            parser.error("--all requires an action.")
 
215
        
109
216
        try:
110
 
            all_clients[path] = ifs_and_props[client_dbus_interface]
111
 
        except KeyError:
112
 
            pass
113
 
 
114
 
    # Compile dict of (clientpath: properties) to process
115
 
    if not clientnames:
116
 
        clients = all_clients
117
 
    else:
118
 
        clients = {}
119
 
        for name in clientnames:
120
 
            for objpath, properties in all_clients.items():
121
 
                if properties["Name"] == name:
122
 
                    clients[objpath] = properties
123
 
                    break
124
 
            else:
125
 
                log.critical("Client not found on server: %r", name)
126
 
                sys.exit(1)
127
 
 
128
 
    commands = commands_from_options(options)
129
 
 
130
 
    for command in commands:
131
 
        command.run(clients, bus, mandos_serv)
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", action="store_true",
143
 
                        help="Dump client data in JSON format")
144
 
    enable_disable = parser.add_mutually_exclusive_group()
145
 
    enable_disable.add_argument("-e", "--enable", action="store_true",
146
 
                                help="Enable client")
147
 
    enable_disable.add_argument("-d", "--disable",
148
 
                                action="store_true",
149
 
                                help="disable client")
150
 
    parser.add_argument("-b", "--bump-timeout", action="store_true",
151
 
                        help="Bump timeout for client")
152
 
    start_stop_checker = parser.add_mutually_exclusive_group()
153
 
    start_stop_checker.add_argument("--start-checker",
154
 
                                    action="store_true",
155
 
                                    help="Start checker for client")
156
 
    start_stop_checker.add_argument("--stop-checker",
157
 
                                    action="store_true",
158
 
                                    help="Stop checker for client")
159
 
    parser.add_argument("-V", "--is-enabled", action="store_true",
160
 
                        help="Check if client is enabled")
161
 
    parser.add_argument("-r", "--remove", action="store_true",
162
 
                        help="Remove client")
163
 
    parser.add_argument("-c", "--checker",
164
 
                        help="Set checker command for client")
165
 
    parser.add_argument("-t", "--timeout", type=string_to_delta,
166
 
                        help="Set timeout for client")
167
 
    parser.add_argument("--extended-timeout", type=string_to_delta,
168
 
                        help="Set extended timeout for client")
169
 
    parser.add_argument("-i", "--interval", type=string_to_delta,
170
 
                        help="Set checker interval for client")
171
 
    approve_deny_default = parser.add_mutually_exclusive_group()
172
 
    approve_deny_default.add_argument(
173
 
        "--approve-by-default", action="store_true",
174
 
        default=None, dest="approved_by_default",
175
 
        help="Set client to be approved by default")
176
 
    approve_deny_default.add_argument(
177
 
        "--deny-by-default", action="store_false",
178
 
        dest="approved_by_default",
179
 
        help="Set client to be denied by default")
180
 
    parser.add_argument("--approval-delay", type=string_to_delta,
181
 
                        help="Set delay before client approve/deny")
182
 
    parser.add_argument("--approval-duration", type=string_to_delta,
183
 
                        help="Set duration of one client approval")
184
 
    parser.add_argument("-H", "--host", help="Set host for client")
185
 
    parser.add_argument("-s", "--secret",
186
 
                        type=argparse.FileType(mode="rb"),
187
 
                        help="Set password blob (file) for client")
188
 
    approve_deny = parser.add_mutually_exclusive_group()
189
 
    approve_deny.add_argument(
190
 
        "-A", "--approve", action="store_true",
191
 
        help="Approve any current client request")
192
 
    approve_deny.add_argument("-D", "--deny", action="store_true",
193
 
                              help="Deny any current client request")
194
 
    parser.add_argument("--debug", action="store_true",
195
 
                        help="Debug mode (show D-Bus commands)")
196
 
    parser.add_argument("--check", action="store_true",
197
 
                        help="Run self-test")
198
 
    parser.add_argument("client", nargs="*", help="Client name")
199
 
 
200
 
 
201
 
def string_to_delta(interval):
202
 
    """Parse a string and return a datetime.timedelta"""
203
 
 
204
 
    try:
205
 
        return rfc3339_duration_to_delta(interval)
206
 
    except ValueError as e:
207
 
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
208
 
                    ' '.join(e.args))
209
 
    return parse_pre_1_6_1_interval(interval)
210
 
 
211
 
 
212
 
def rfc3339_duration_to_delta(duration):
213
 
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
214
 
 
215
 
    >>> rfc3339_duration_to_delta("P7D")
216
 
    datetime.timedelta(7)
217
 
    >>> rfc3339_duration_to_delta("PT60S")
218
 
    datetime.timedelta(0, 60)
219
 
    >>> rfc3339_duration_to_delta("PT60M")
220
 
    datetime.timedelta(0, 3600)
221
 
    >>> rfc3339_duration_to_delta("P60M")
222
 
    datetime.timedelta(1680)
223
 
    >>> rfc3339_duration_to_delta("PT24H")
224
 
    datetime.timedelta(1)
225
 
    >>> rfc3339_duration_to_delta("P1W")
226
 
    datetime.timedelta(7)
227
 
    >>> rfc3339_duration_to_delta("PT5M30S")
228
 
    datetime.timedelta(0, 330)
229
 
    >>> rfc3339_duration_to_delta("P1DT3M20S")
230
 
    datetime.timedelta(1, 200)
231
 
    >>> # Can not be empty:
232
 
    >>> rfc3339_duration_to_delta("")
233
 
    Traceback (most recent call last):
234
 
    ...
235
 
    ValueError: Invalid RFC 3339 duration: ""
236
 
    >>> # Must start with "P":
237
 
    >>> rfc3339_duration_to_delta("1D")
238
 
    Traceback (most recent call last):
239
 
    ...
240
 
    ValueError: Invalid RFC 3339 duration: "1D"
241
 
    >>> # Must use correct order
242
 
    >>> rfc3339_duration_to_delta("PT1S2M")
243
 
    Traceback (most recent call last):
244
 
    ...
245
 
    ValueError: Invalid RFC 3339 duration: "PT1S2M"
246
 
    >>> # Time needs time marker
247
 
    >>> rfc3339_duration_to_delta("P1H2S")
248
 
    Traceback (most recent call last):
249
 
    ...
250
 
    ValueError: Invalid RFC 3339 duration: "P1H2S"
251
 
    >>> # Weeks can not be combined with anything else
252
 
    >>> rfc3339_duration_to_delta("P1D2W")
253
 
    Traceback (most recent call last):
254
 
    ...
255
 
    ValueError: Invalid RFC 3339 duration: "P1D2W"
256
 
    >>> rfc3339_duration_to_delta("P2W2H")
257
 
    Traceback (most recent call last):
258
 
    ...
259
 
    ValueError: Invalid RFC 3339 duration: "P2W2H"
260
 
    """
261
 
 
262
 
    # Parsing an RFC 3339 duration with regular expressions is not
263
 
    # possible - there would have to be multiple places for the same
264
 
    # values, like seconds.  The current code, while more esoteric, is
265
 
    # cleaner without depending on a parsing library.  If Python had a
266
 
    # built-in library for parsing we would use it, but we'd like to
267
 
    # avoid excessive use of external libraries.
268
 
 
269
 
    # New type for defining tokens, syntax, and semantics all-in-one
270
 
    Token = collections.namedtuple("Token", (
271
 
        "regexp",  # To match token; if "value" is not None, must have
272
 
                   # a "group" containing digits
273
 
        "value",   # datetime.timedelta or None
274
 
        "followers"))           # Tokens valid after this token
275
 
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
276
 
    # the "duration" ABNF definition in RFC 3339, Appendix A.
277
 
    token_end = Token(re.compile(r"$"), None, frozenset())
278
 
    token_second = Token(re.compile(r"(\d+)S"),
279
 
                         datetime.timedelta(seconds=1),
280
 
                         frozenset((token_end, )))
281
 
    token_minute = Token(re.compile(r"(\d+)M"),
282
 
                         datetime.timedelta(minutes=1),
283
 
                         frozenset((token_second, token_end)))
284
 
    token_hour = Token(re.compile(r"(\d+)H"),
285
 
                       datetime.timedelta(hours=1),
286
 
                       frozenset((token_minute, token_end)))
287
 
    token_time = Token(re.compile(r"T"),
288
 
                       None,
289
 
                       frozenset((token_hour, token_minute,
290
 
                                  token_second)))
291
 
    token_day = Token(re.compile(r"(\d+)D"),
292
 
                      datetime.timedelta(days=1),
293
 
                      frozenset((token_time, token_end)))
294
 
    token_month = Token(re.compile(r"(\d+)M"),
295
 
                        datetime.timedelta(weeks=4),
296
 
                        frozenset((token_day, token_end)))
297
 
    token_year = Token(re.compile(r"(\d+)Y"),
298
 
                       datetime.timedelta(weeks=52),
299
 
                       frozenset((token_month, token_end)))
300
 
    token_week = Token(re.compile(r"(\d+)W"),
301
 
                       datetime.timedelta(weeks=1),
302
 
                       frozenset((token_end, )))
303
 
    token_duration = Token(re.compile(r"P"), None,
304
 
                           frozenset((token_year, token_month,
305
 
                                      token_day, token_time,
306
 
                                      token_week)))
307
 
    # Define starting values:
308
 
    # Value so far
309
 
    value = datetime.timedelta()
310
 
    found_token = None
311
 
    # Following valid tokens
312
 
    followers = frozenset((token_duration, ))
313
 
    # String left to parse
314
 
    s = duration
315
 
    # Loop until end token is found
316
 
    while found_token is not token_end:
317
 
        # Search for any currently valid tokens
318
 
        for token in followers:
319
 
            match = token.regexp.match(s)
320
 
            if match is not None:
321
 
                # Token found
322
 
                if token.value is not None:
323
 
                    # Value found, parse digits
324
 
                    factor = int(match.group(1), 10)
325
 
                    # Add to value so far
326
 
                    value += factor * token.value
327
 
                # Strip token from string
328
 
                s = token.regexp.sub("", s, 1)
329
 
                # Go to found token
330
 
                found_token = token
331
 
                # Set valid next tokens
332
 
                followers = found_token.followers
333
 
                break
334
 
        else:
335
 
            # No currently valid tokens were found
336
 
            raise ValueError("Invalid RFC 3339 duration: \"{}\""
337
 
                             .format(duration))
338
 
    # End token found
339
 
    return value
340
 
 
341
 
 
342
 
def parse_pre_1_6_1_interval(interval):
343
 
    """Parse an interval string as documented by Mandos before 1.6.1,
344
 
    and return a datetime.timedelta
345
 
 
346
 
    >>> parse_pre_1_6_1_interval('7d')
347
 
    datetime.timedelta(7)
348
 
    >>> parse_pre_1_6_1_interval('60s')
349
 
    datetime.timedelta(0, 60)
350
 
    >>> parse_pre_1_6_1_interval('60m')
351
 
    datetime.timedelta(0, 3600)
352
 
    >>> parse_pre_1_6_1_interval('24h')
353
 
    datetime.timedelta(1)
354
 
    >>> parse_pre_1_6_1_interval('1w')
355
 
    datetime.timedelta(7)
356
 
    >>> parse_pre_1_6_1_interval('5m 30s')
357
 
    datetime.timedelta(0, 330)
358
 
    >>> parse_pre_1_6_1_interval('')
359
 
    datetime.timedelta(0)
360
 
    >>> # Ignore unknown characters, allow any order and repetitions
361
 
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
362
 
    datetime.timedelta(2, 480, 18000)
363
 
 
364
 
    """
365
 
 
366
 
    value = datetime.timedelta(0)
367
 
    regexp = re.compile(r"(\d+)([dsmhw]?)")
368
 
 
369
 
    for num, suffix in regexp.findall(interval):
370
 
        if suffix == "d":
371
 
            value += datetime.timedelta(int(num))
372
 
        elif suffix == "s":
373
 
            value += datetime.timedelta(0, int(num))
374
 
        elif suffix == "m":
375
 
            value += datetime.timedelta(0, 0, 0, 0, int(num))
376
 
        elif suffix == "h":
377
 
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
378
 
        elif suffix == "w":
379
 
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
380
 
        elif suffix == "":
381
 
            value += datetime.timedelta(0, 0, 0, int(num))
382
 
    return value
383
 
 
384
 
 
385
 
def check_option_syntax(parser, options):
386
 
    """Apply additional restrictions on options, not expressible in
387
 
argparse"""
388
 
 
389
 
    def has_actions(options):
390
 
        return any((options.enable,
391
 
                    options.disable,
392
 
                    options.bump_timeout,
393
 
                    options.start_checker,
394
 
                    options.stop_checker,
395
 
                    options.is_enabled,
396
 
                    options.remove,
397
 
                    options.checker is not None,
398
 
                    options.timeout is not None,
399
 
                    options.extended_timeout is not None,
400
 
                    options.interval is not None,
401
 
                    options.approved_by_default is not None,
402
 
                    options.approval_delay is not None,
403
 
                    options.approval_duration is not None,
404
 
                    options.host is not None,
405
 
                    options.secret is not None,
406
 
                    options.approve,
407
 
                    options.deny))
408
 
 
409
 
    if has_actions(options) and not (options.client or options.all):
410
 
        parser.error("Options require clients names or --all.")
411
 
    if options.verbose and has_actions(options):
412
 
        parser.error("--verbose can only be used alone.")
413
 
    if options.dump_json and (options.verbose
414
 
                              or has_actions(options)):
415
 
        parser.error("--dump-json can only be used alone.")
416
 
    if options.all and not has_actions(options):
417
 
        parser.error("--all requires an action.")
418
 
    if options.is_enabled and len(options.client) > 1:
419
 
        parser.error("--is-enabled requires exactly one client")
420
 
    if options.remove:
421
 
        options.remove = False
422
 
        if has_actions(options) and not options.deny:
423
 
            parser.error("--remove can only be combined with --deny")
424
 
        options.remove = True
425
 
 
426
 
 
427
 
def get_mandos_dbus_object(bus):
428
 
    log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
429
 
              dbus_busname, server_dbus_path)
430
 
    with if_dbus_exception_log_with_exception_and_exit(
431
 
            "Could not connect to Mandos server: %s"):
432
 
        mandos_dbus_object = bus.get_object(dbus_busname,
433
 
                                            server_dbus_path)
434
 
    return mandos_dbus_object
435
 
 
436
 
 
437
 
@contextlib.contextmanager
438
 
def if_dbus_exception_log_with_exception_and_exit(*args, **kwargs):
439
 
    try:
440
 
        yield
441
 
    except dbus.exceptions.DBusException as e:
442
 
        log.critical(*(args + (e,)), **kwargs)
443
 
        sys.exit(1)
444
 
 
445
 
 
446
 
def get_managed_objects(object_manager):
447
 
    log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", dbus_busname,
448
 
              server_dbus_path, dbus.OBJECT_MANAGER_IFACE)
449
 
    with if_dbus_exception_log_with_exception_and_exit(
450
 
            "Failed to access Mandos server through D-Bus:\n%s"):
451
 
        with SilenceLogger("dbus.proxies"):
452
 
            managed_objects = object_manager.GetManagedObjects()
453
 
    return managed_objects
454
 
 
455
 
 
456
 
class SilenceLogger(object):
457
 
    "Simple context manager to silence a particular logger"
458
 
    def __init__(self, loggername):
459
 
        self.logger = logging.getLogger(loggername)
460
 
 
461
 
    def __enter__(self):
462
 
        self.logger.addFilter(self.nullfilter)
463
 
        return self
464
 
 
465
 
    class NullFilter(logging.Filter):
466
 
        def filter(self, record):
467
 
            return False
468
 
 
469
 
    nullfilter = NullFilter()
470
 
 
471
 
    def __exit__(self, exc_type, exc_val, exc_tb):
472
 
        self.logger.removeFilter(self.nullfilter)
473
 
 
474
 
 
475
 
def commands_from_options(options):
476
 
 
477
 
    commands = []
478
 
 
479
 
    if options.is_enabled:
480
 
        commands.append(command.IsEnabled())
481
 
 
482
 
    if options.approve:
483
 
        commands.append(command.Approve())
484
 
 
485
 
    if options.deny:
486
 
        commands.append(command.Deny())
487
 
 
488
 
    if options.remove:
489
 
        commands.append(command.Remove())
490
 
 
491
 
    if options.dump_json:
492
 
        commands.append(command.DumpJSON())
493
 
 
494
 
    if options.enable:
495
 
        commands.append(command.Enable())
496
 
 
497
 
    if options.disable:
498
 
        commands.append(command.Disable())
499
 
 
500
 
    if options.bump_timeout:
501
 
        commands.append(command.BumpTimeout())
502
 
 
503
 
    if options.start_checker:
504
 
        commands.append(command.StartChecker())
505
 
 
506
 
    if options.stop_checker:
507
 
        commands.append(command.StopChecker())
508
 
 
509
 
    if options.approved_by_default is not None:
510
 
        if options.approved_by_default:
511
 
            commands.append(command.ApproveByDefault())
512
 
        else:
513
 
            commands.append(command.DenyByDefault())
514
 
 
515
 
    if options.checker is not None:
516
 
        commands.append(command.SetChecker(options.checker))
517
 
 
518
 
    if options.host is not None:
519
 
        commands.append(command.SetHost(options.host))
520
 
 
521
 
    if options.secret is not None:
522
 
        commands.append(command.SetSecret(options.secret))
523
 
 
524
 
    if options.timeout is not None:
525
 
        commands.append(command.SetTimeout(options.timeout))
526
 
 
527
 
    if options.extended_timeout:
528
 
        commands.append(
529
 
            command.SetExtendedTimeout(options.extended_timeout))
530
 
 
531
 
    if options.interval is not None:
532
 
        commands.append(command.SetInterval(options.interval))
533
 
 
534
 
    if options.approval_delay is not None:
535
 
        commands.append(
536
 
            command.SetApprovalDelay(options.approval_delay))
537
 
 
538
 
    if options.approval_duration is not None:
539
 
        commands.append(
540
 
            command.SetApprovalDuration(options.approval_duration))
541
 
 
542
 
    # If no command option has been given, show table of clients,
543
 
    # optionally verbosely
544
 
    if not commands:
545
 
        commands.append(command.PrintTable(verbose=options.verbose))
546
 
 
547
 
    return commands
548
 
 
549
 
 
550
 
class command(object):
551
 
    """A namespace for command classes"""
552
 
 
553
 
    class Base(object):
554
 
        """Abstract base class for commands"""
555
 
        def run(self, clients, bus=None, mandos=None):
556
 
            """Normal commands should implement run_on_one_client(),
557
 
but commands which want to operate on all clients at the same time can
558
 
override this run() method instead.
559
 
"""
560
 
            self.mandos = mandos
561
 
            for clientpath, properties in clients.items():
562
 
                log.debug("D-Bus: Connect to: (busname=%r, path=%r)",
563
 
                          dbus_busname, str(clientpath))
564
 
                client = bus.get_object(dbus_busname, clientpath)
565
 
                self.run_on_one_client(client, properties)
566
 
 
567
 
 
568
 
    class IsEnabled(Base):
569
 
        def run(self, clients, bus=None, mandos=None):
570
 
            client, properties = next(iter(clients.items()))
571
 
            if self.is_enabled(client, properties):
572
 
                sys.exit(0)
 
217
            bus = dbus.SystemBus()
 
218
            mandos_dbus_objc = bus.get_object(busname, server_path)
 
219
        except dbus.exceptions.DBusException:
 
220
            print("Could not connect to Mandos server",
 
221
                  file=sys.stderr)
573
222
            sys.exit(1)
574
 
        def is_enabled(self, client, properties):
575
 
            return properties["Enabled"]
576
 
 
577
 
 
578
 
    class Approve(Base):
579
 
        def run_on_one_client(self, client, properties):
580
 
            log.debug("D-Bus: %s:%s:%s.Approve(True)", dbus_busname,
581
 
                      client.__dbus_object_path__,
582
 
                      client_dbus_interface)
583
 
            client.Approve(dbus.Boolean(True),
584
 
                           dbus_interface=client_dbus_interface)
585
 
 
586
 
 
587
 
    class Deny(Base):
588
 
        def run_on_one_client(self, client, properties):
589
 
            log.debug("D-Bus: %s:%s:%s.Approve(False)", dbus_busname,
590
 
                      client.__dbus_object_path__,
591
 
                      client_dbus_interface)
592
 
            client.Approve(dbus.Boolean(False),
593
 
                           dbus_interface=client_dbus_interface)
594
 
 
595
 
 
596
 
    class Remove(Base):
597
 
        def run_on_one_client(self, client, properties):
598
 
            log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)",
599
 
                      dbus_busname, server_dbus_path,
600
 
                      server_dbus_interface,
601
 
                      str(client.__dbus_object_path__))
602
 
            self.mandos.RemoveClient(client.__dbus_object_path__)
603
 
 
604
 
 
605
 
    class Output(Base):
606
 
        """Abstract class for commands outputting client details"""
607
 
        all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
608
 
                        "Created", "Interval", "Host", "KeyID",
609
 
                        "Fingerprint", "CheckerRunning",
610
 
                        "LastEnabled", "ApprovalPending",
611
 
                        "ApprovedByDefault", "LastApprovalRequest",
612
 
                        "ApprovalDelay", "ApprovalDuration",
613
 
                        "Checker", "ExtendedTimeout", "Expires",
614
 
                        "LastCheckerStatus")
615
 
 
616
 
        def run(self, clients, bus=None, mandos=None):
617
 
            print(self.output(clients.values()))
618
 
 
619
 
        def output(self, clients):
620
 
            raise NotImplementedError()
621
 
 
622
 
 
623
 
    class DumpJSON(Output):
624
 
        def output(self, clients):
625
 
            data = {client["Name"]:
626
 
                    {key: self.dbus_boolean_to_bool(client[key])
627
 
                     for key in self.all_keywords}
628
 
                    for client in clients}
629
 
            return json.dumps(data, indent=4, separators=(',', ': '))
630
 
 
631
 
        @staticmethod
632
 
        def dbus_boolean_to_bool(value):
633
 
            if isinstance(value, dbus.Boolean):
634
 
                value = bool(value)
635
 
            return value
636
 
 
637
 
 
638
 
    class PrintTable(Output):
639
 
        def __init__(self, verbose=False):
640
 
            self.verbose = verbose
641
 
 
642
 
        def output(self, clients):
643
 
            default_keywords = ("Name", "Enabled", "Timeout",
644
 
                                "LastCheckedOK")
645
 
            keywords = default_keywords
646
 
            if self.verbose:
647
 
                keywords = self.all_keywords
648
 
            return str(self.TableOfClients(clients, keywords))
649
 
 
650
 
        class TableOfClients(object):
651
 
            tableheaders = {
652
 
                "Name": "Name",
653
 
                "Enabled": "Enabled",
654
 
                "Timeout": "Timeout",
655
 
                "LastCheckedOK": "Last Successful Check",
656
 
                "LastApprovalRequest": "Last Approval Request",
657
 
                "Created": "Created",
658
 
                "Interval": "Interval",
659
 
                "Host": "Host",
660
 
                "Fingerprint": "Fingerprint",
661
 
                "KeyID": "Key ID",
662
 
                "CheckerRunning": "Check Is Running",
663
 
                "LastEnabled": "Last Enabled",
664
 
                "ApprovalPending": "Approval Is Pending",
665
 
                "ApprovedByDefault": "Approved By Default",
666
 
                "ApprovalDelay": "Approval Delay",
667
 
                "ApprovalDuration": "Approval Duration",
668
 
                "Checker": "Checker",
669
 
                "ExtendedTimeout": "Extended Timeout",
670
 
                "Expires": "Expires",
671
 
                "LastCheckerStatus": "Last Checker Status",
672
 
            }
673
 
 
674
 
            def __init__(self, clients, keywords):
675
 
                self.clients = clients
676
 
                self.keywords = keywords
677
 
 
678
 
            def __str__(self):
679
 
                return "\n".join(self.rows())
680
 
 
681
 
            if sys.version_info.major == 2:
682
 
                __unicode__ = __str__
683
 
                def __str__(self):
684
 
                    return str(self).encode(
685
 
                        locale.getpreferredencoding())
686
 
 
687
 
            def rows(self):
688
 
                format_string = self.row_formatting_string()
689
 
                rows = [self.header_line(format_string)]
690
 
                rows.extend(self.client_line(client, format_string)
691
 
                            for client in self.clients)
692
 
                return rows
693
 
 
694
 
            def row_formatting_string(self):
695
 
                "Format string used to format table rows"
696
 
                return " ".join("{{{key}:{width}}}".format(
697
 
                    width=max(len(self.tableheaders[key]),
698
 
                              *(len(self.string_from_client(client,
699
 
                                                            key))
700
 
                                for client in self.clients)),
701
 
                    key=key)
702
 
                                for key in self.keywords)
703
 
 
704
 
            def string_from_client(self, client, key):
705
 
                return self.valuetostring(client[key], key)
706
 
 
707
 
            @classmethod
708
 
            def valuetostring(cls, value, keyword):
709
 
                if isinstance(value, dbus.Boolean):
710
 
                    return "Yes" if value else "No"
711
 
                if keyword in ("Timeout", "Interval", "ApprovalDelay",
712
 
                               "ApprovalDuration", "ExtendedTimeout"):
713
 
                    return cls.milliseconds_to_string(value)
714
 
                return str(value)
715
 
 
716
 
            def header_line(self, format_string):
717
 
                return format_string.format(**self.tableheaders)
718
 
 
719
 
            def client_line(self, client, format_string):
720
 
                return format_string.format(
721
 
                    **{key: self.string_from_client(client, key)
722
 
                       for key in self.keywords})
723
 
 
724
 
            @staticmethod
725
 
            def milliseconds_to_string(ms):
726
 
                td = datetime.timedelta(0, 0, 0, ms)
727
 
                return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
728
 
                        .format(days="{}T".format(td.days)
729
 
                                if td.days else "",
730
 
                                hours=td.seconds // 3600,
731
 
                                minutes=(td.seconds % 3600) // 60,
732
 
                                seconds=td.seconds % 60))
733
 
 
734
 
 
735
 
    class Property(Base):
736
 
        "Abstract class for Actions for setting one client property"
737
 
 
738
 
        def run_on_one_client(self, client, properties):
739
 
            """Set the Client's D-Bus property"""
740
 
            log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", dbus_busname,
741
 
                      client.__dbus_object_path__,
742
 
                      dbus.PROPERTIES_IFACE, client_dbus_interface,
743
 
                      self.propname, self.value_to_set
744
 
                      if not isinstance(self.value_to_set,
745
 
                                        dbus.Boolean)
746
 
                      else bool(self.value_to_set))
747
 
            client.Set(client_dbus_interface, self.propname,
748
 
                       self.value_to_set,
749
 
                       dbus_interface=dbus.PROPERTIES_IFACE)
750
 
 
751
 
        @property
752
 
        def propname(self):
753
 
            raise NotImplementedError()
754
 
 
755
 
 
756
 
    class Enable(Property):
757
 
        propname = "Enabled"
758
 
        value_to_set = dbus.Boolean(True)
759
 
 
760
 
 
761
 
    class Disable(Property):
762
 
        propname = "Enabled"
763
 
        value_to_set = dbus.Boolean(False)
764
 
 
765
 
 
766
 
    class BumpTimeout(Property):
767
 
        propname = "LastCheckedOK"
768
 
        value_to_set = ""
769
 
 
770
 
 
771
 
    class StartChecker(Property):
772
 
        propname = "CheckerRunning"
773
 
        value_to_set = dbus.Boolean(True)
774
 
 
775
 
 
776
 
    class StopChecker(Property):
777
 
        propname = "CheckerRunning"
778
 
        value_to_set = dbus.Boolean(False)
779
 
 
780
 
 
781
 
    class ApproveByDefault(Property):
782
 
        propname = "ApprovedByDefault"
783
 
        value_to_set = dbus.Boolean(True)
784
 
 
785
 
 
786
 
    class DenyByDefault(Property):
787
 
        propname = "ApprovedByDefault"
788
 
        value_to_set = dbus.Boolean(False)
789
 
 
790
 
 
791
 
    class PropertyValue(Property):
792
 
        "Abstract class for Property recieving a value as argument"
793
 
        def __init__(self, value):
794
 
            self.value_to_set = value
795
 
 
796
 
 
797
 
    class SetChecker(PropertyValue):
798
 
        propname = "Checker"
799
 
 
800
 
 
801
 
    class SetHost(PropertyValue):
802
 
        propname = "Host"
803
 
 
804
 
 
805
 
    class SetSecret(PropertyValue):
806
 
        propname = "Secret"
807
 
 
808
 
        @property
809
 
        def value_to_set(self):
810
 
            return self._vts
811
 
 
812
 
        @value_to_set.setter
813
 
        def value_to_set(self, value):
814
 
            """When setting, read data from supplied file object"""
815
 
            self._vts = value.read()
816
 
            value.close()
817
 
 
818
 
 
819
 
    class MillisecondsPropertyValueArgument(PropertyValue):
820
 
        """Abstract class for PropertyValue taking a value argument as
821
 
a datetime.timedelta() but should store it as milliseconds."""
822
 
 
823
 
        @property
824
 
        def value_to_set(self):
825
 
            return self._vts
826
 
 
827
 
        @value_to_set.setter
828
 
        def value_to_set(self, value):
829
 
            "When setting, convert value from a datetime.timedelta"
830
 
            self._vts = int(round(value.total_seconds() * 1000))
831
 
 
832
 
 
833
 
    class SetTimeout(MillisecondsPropertyValueArgument):
834
 
        propname = "Timeout"
835
 
 
836
 
 
837
 
    class SetExtendedTimeout(MillisecondsPropertyValueArgument):
838
 
        propname = "ExtendedTimeout"
839
 
 
840
 
 
841
 
    class SetInterval(MillisecondsPropertyValueArgument):
842
 
        propname = "Interval"
843
 
 
844
 
 
845
 
    class SetApprovalDelay(MillisecondsPropertyValueArgument):
846
 
        propname = "ApprovalDelay"
847
 
 
848
 
 
849
 
    class SetApprovalDuration(MillisecondsPropertyValueArgument):
850
 
        propname = "ApprovalDuration"
851
 
 
852
 
 
853
 
 
854
 
class TestCaseWithAssertLogs(unittest.TestCase):
855
 
    """unittest.TestCase.assertLogs only exists in Python 3.4"""
856
 
 
857
 
    if not hasattr(unittest.TestCase, "assertLogs"):
858
 
        @contextlib.contextmanager
859
 
        def assertLogs(self, logger, level=logging.INFO):
860
 
            capturing_handler = self.CapturingLevelHandler(level)
861
 
            old_level = logger.level
862
 
            old_propagate = logger.propagate
863
 
            logger.addHandler(capturing_handler)
864
 
            logger.setLevel(level)
865
 
            logger.propagate = False
866
 
            try:
867
 
                yield capturing_handler.watcher
868
 
            finally:
869
 
                logger.propagate = old_propagate
870
 
                logger.removeHandler(capturing_handler)
871
 
                logger.setLevel(old_level)
872
 
            self.assertGreater(len(capturing_handler.watcher.records),
873
 
                               0)
874
 
 
875
 
        class CapturingLevelHandler(logging.Handler):
876
 
            def __init__(self, level, *args, **kwargs):
877
 
                logging.Handler.__init__(self, *args, **kwargs)
878
 
                self.watcher = self.LoggingWatcher([], [])
879
 
            def emit(self, record):
880
 
                self.watcher.records.append(record)
881
 
                self.watcher.output.append(self.format(record))
882
 
 
883
 
            LoggingWatcher = collections.namedtuple("LoggingWatcher",
884
 
                                                    ("records",
885
 
                                                     "output"))
886
 
 
887
 
 
888
 
class Test_string_to_delta(TestCaseWithAssertLogs):
889
 
    # Just test basic RFC 3339 functionality here, the doc string for
890
 
    # rfc3339_duration_to_delta() already has more comprehensive
891
 
    # tests, which is run by doctest.
892
 
 
893
 
    def test_rfc3339_zero_seconds(self):
894
 
        self.assertEqual(string_to_delta("PT0S"),
895
 
                         datetime.timedelta())
896
 
 
897
 
    def test_rfc3339_zero_days(self):
898
 
        self.assertEqual(string_to_delta("P0D"),
899
 
                         datetime.timedelta())
900
 
 
901
 
    def test_rfc3339_one_second(self):
902
 
        self.assertEqual(string_to_delta("PT1S"),
903
 
                         datetime.timedelta(0, 1))
904
 
 
905
 
    def test_rfc3339_two_hours(self):
906
 
        self.assertEqual(string_to_delta("PT2H"),
907
 
                         datetime.timedelta(0, 7200))
908
 
 
909
 
    def test_falls_back_to_pre_1_6_1_with_warning(self):
910
 
        with self.assertLogs(log, logging.WARNING):
911
 
            value = string_to_delta("2h")
912
 
        self.assertEqual(value, datetime.timedelta(0, 7200))
913
 
 
914
 
 
915
 
class Test_check_option_syntax(unittest.TestCase):
916
 
    def setUp(self):
917
 
        self.parser = argparse.ArgumentParser()
918
 
        add_command_line_options(self.parser)
919
 
 
920
 
    def test_actions_requires_client_or_all(self):
921
 
        for action, value in self.actions.items():
922
 
            options = self.parser.parse_args()
923
 
            setattr(options, action, value)
924
 
            with self.assertParseError():
925
 
                self.check_option_syntax(options)
926
 
 
927
 
    # This mostly corresponds to the definition from has_actions() in
928
 
    # check_option_syntax()
929
 
    actions = {
930
 
        # The actual values set here are not that important, but we do
931
 
        # at least stick to the correct types, even though they are
932
 
        # never used
933
 
        "enable": True,
934
 
        "disable": True,
935
 
        "bump_timeout": True,
936
 
        "start_checker": True,
937
 
        "stop_checker": True,
938
 
        "is_enabled": True,
939
 
        "remove": True,
940
 
        "checker": "x",
941
 
        "timeout": datetime.timedelta(),
942
 
        "extended_timeout": datetime.timedelta(),
943
 
        "interval": datetime.timedelta(),
944
 
        "approved_by_default": True,
945
 
        "approval_delay": datetime.timedelta(),
946
 
        "approval_duration": datetime.timedelta(),
947
 
        "host": "x",
948
 
        "secret": io.BytesIO(b"x"),
949
 
        "approve": True,
950
 
        "deny": True,
951
 
    }
952
 
 
953
 
    @contextlib.contextmanager
954
 
    def assertParseError(self):
955
 
        with self.assertRaises(SystemExit) as e:
956
 
            with self.redirect_stderr_to_devnull():
957
 
                yield
958
 
        # Exit code from argparse is guaranteed to be "2".  Reference:
959
 
        # https://docs.python.org/3/library
960
 
        # /argparse.html#exiting-methods
961
 
        self.assertEqual(e.exception.code, 2)
962
 
 
963
 
    @staticmethod
964
 
    @contextlib.contextmanager
965
 
    def redirect_stderr_to_devnull():
 
223
    
 
224
        mandos_serv = dbus.Interface(mandos_dbus_objc,
 
225
                                     dbus_interface = server_interface)
 
226
 
 
227
        #block stderr since dbus library prints to stderr
966
228
        null = os.open(os.path.devnull, os.O_RDWR)
967
229
        stderrcopy = os.dup(sys.stderr.fileno())
968
230
        os.dup2(null, sys.stderr.fileno())
969
231
        os.close(null)
970
232
        try:
971
 
            yield
972
 
        finally:
973
 
            # restore stderr
974
 
            os.dup2(stderrcopy, sys.stderr.fileno())
975
 
            os.close(stderrcopy)
976
 
 
977
 
    def check_option_syntax(self, options):
978
 
        check_option_syntax(self.parser, options)
979
 
 
980
 
    def test_actions_all_conflicts_with_verbose(self):
981
 
        for action, value in self.actions.items():
982
 
            options = self.parser.parse_args()
983
 
            setattr(options, action, value)
984
 
            options.all = True
985
 
            options.verbose = True
986
 
            with self.assertParseError():
987
 
                self.check_option_syntax(options)
988
 
 
989
 
    def test_actions_with_client_conflicts_with_verbose(self):
990
 
        for action, value in self.actions.items():
991
 
            options = self.parser.parse_args()
992
 
            setattr(options, action, value)
993
 
            options.verbose = True
994
 
            options.client = ["foo"]
995
 
            with self.assertParseError():
996
 
                self.check_option_syntax(options)
997
 
 
998
 
    def test_dump_json_conflicts_with_verbose(self):
999
 
        options = self.parser.parse_args()
1000
 
        options.dump_json = True
1001
 
        options.verbose = True
1002
 
        with self.assertParseError():
1003
 
            self.check_option_syntax(options)
1004
 
 
1005
 
    def test_dump_json_conflicts_with_action(self):
1006
 
        for action, value in self.actions.items():
1007
 
            options = self.parser.parse_args()
1008
 
            setattr(options, action, value)
1009
 
            options.dump_json = True
1010
 
            with self.assertParseError():
1011
 
                self.check_option_syntax(options)
1012
 
 
1013
 
    def test_all_can_not_be_alone(self):
1014
 
        options = self.parser.parse_args()
1015
 
        options.all = True
1016
 
        with self.assertParseError():
1017
 
            self.check_option_syntax(options)
1018
 
 
1019
 
    def test_all_is_ok_with_any_action(self):
1020
 
        for action, value in self.actions.items():
1021
 
            options = self.parser.parse_args()
1022
 
            setattr(options, action, value)
1023
 
            options.all = True
1024
 
            self.check_option_syntax(options)
1025
 
 
1026
 
    def test_any_action_is_ok_with_one_client(self):
1027
 
        for action, value in self.actions.items():
1028
 
            options = self.parser.parse_args()
1029
 
            setattr(options, action, value)
1030
 
            options.client = ["foo"]
1031
 
            self.check_option_syntax(options)
1032
 
 
1033
 
    def test_one_client_with_all_actions_except_is_enabled(self):
1034
 
        options = self.parser.parse_args()
1035
 
        for action, value in self.actions.items():
1036
 
            if action == "is_enabled":
1037
 
                continue
1038
 
            setattr(options, action, value)
1039
 
        options.client = ["foo"]
1040
 
        self.check_option_syntax(options)
1041
 
 
1042
 
    def test_two_clients_with_all_actions_except_is_enabled(self):
1043
 
        options = self.parser.parse_args()
1044
 
        for action, value in self.actions.items():
1045
 
            if action == "is_enabled":
1046
 
                continue
1047
 
            setattr(options, action, value)
1048
 
        options.client = ["foo", "barbar"]
1049
 
        self.check_option_syntax(options)
1050
 
 
1051
 
    def test_two_clients_are_ok_with_actions_except_is_enabled(self):
1052
 
        for action, value in self.actions.items():
1053
 
            if action == "is_enabled":
1054
 
                continue
1055
 
            options = self.parser.parse_args()
1056
 
            setattr(options, action, value)
1057
 
            options.client = ["foo", "barbar"]
1058
 
            self.check_option_syntax(options)
1059
 
 
1060
 
    def test_is_enabled_fails_without_client(self):
1061
 
        options = self.parser.parse_args()
1062
 
        options.is_enabled = True
1063
 
        with self.assertParseError():
1064
 
            self.check_option_syntax(options)
1065
 
 
1066
 
    def test_is_enabled_fails_with_two_clients(self):
1067
 
        options = self.parser.parse_args()
1068
 
        options.is_enabled = True
1069
 
        options.client = ["foo", "barbar"]
1070
 
        with self.assertParseError():
1071
 
            self.check_option_syntax(options)
1072
 
 
1073
 
    def test_remove_can_only_be_combined_with_action_deny(self):
1074
 
        for action, value in self.actions.items():
1075
 
            if action in {"remove", "deny"}:
1076
 
                continue
1077
 
            options = self.parser.parse_args()
1078
 
            setattr(options, action, value)
1079
 
            options.all = True
1080
 
            options.remove = True
1081
 
            with self.assertParseError():
1082
 
                self.check_option_syntax(options)
1083
 
 
1084
 
 
1085
 
class Test_get_mandos_dbus_object(TestCaseWithAssertLogs):
1086
 
    def test_calls_and_returns_get_object_on_bus(self):
1087
 
        class MockBus(object):
1088
 
            called = False
1089
 
            def get_object(mockbus_self, busname, dbus_path):
1090
 
                # Note that "self" is still the testcase instance,
1091
 
                # this MockBus instance is in "mockbus_self".
1092
 
                self.assertEqual(busname, dbus_busname)
1093
 
                self.assertEqual(dbus_path, server_dbus_path)
1094
 
                mockbus_self.called = True
1095
 
                return mockbus_self
1096
 
 
1097
 
        mockbus = get_mandos_dbus_object(bus=MockBus())
1098
 
        self.assertIsInstance(mockbus, MockBus)
1099
 
        self.assertTrue(mockbus.called)
1100
 
 
1101
 
    def test_logs_and_exits_on_dbus_error(self):
1102
 
        class MockBusFailing(object):
1103
 
            def get_object(self, busname, dbus_path):
1104
 
                raise dbus.exceptions.DBusException("Test")
1105
 
 
1106
 
        with self.assertLogs(log, logging.CRITICAL):
1107
 
            with self.assertRaises(SystemExit) as e:
1108
 
                bus = get_mandos_dbus_object(bus=MockBusFailing())
1109
 
 
1110
 
        if isinstance(e.exception.code, int):
1111
 
            self.assertNotEqual(e.exception.code, 0)
1112
 
        else:
1113
 
            self.assertIsNotNone(e.exception.code)
1114
 
 
1115
 
 
1116
 
class Test_get_managed_objects(TestCaseWithAssertLogs):
1117
 
    def test_calls_and_returns_GetManagedObjects(self):
1118
 
        managed_objects = {"/clients/foo": { "Name": "foo"}}
1119
 
        class MockObjectManager(object):
1120
 
            def GetManagedObjects(self):
1121
 
                return managed_objects
1122
 
        retval = get_managed_objects(MockObjectManager())
1123
 
        self.assertDictEqual(managed_objects, retval)
1124
 
 
1125
 
    def test_logs_and_exits_on_dbus_error(self):
1126
 
        dbus_logger = logging.getLogger("dbus.proxies")
1127
 
 
1128
 
        class MockObjectManagerFailing(object):
1129
 
            def GetManagedObjects(self):
1130
 
                dbus_logger.error("Test")
1131
 
                raise dbus.exceptions.DBusException("Test")
1132
 
 
1133
 
        class CountingHandler(logging.Handler):
1134
 
            count = 0
1135
 
            def emit(self, record):
1136
 
                self.count += 1
1137
 
 
1138
 
        counting_handler = CountingHandler()
1139
 
 
1140
 
        dbus_logger.addHandler(counting_handler)
1141
 
 
1142
 
        try:
1143
 
            with self.assertLogs(log, logging.CRITICAL) as watcher:
1144
 
                with self.assertRaises(SystemExit) as e:
1145
 
                    get_managed_objects(MockObjectManagerFailing())
1146
 
        finally:
1147
 
            dbus_logger.removeFilter(counting_handler)
1148
 
 
1149
 
        # Make sure the dbus logger was suppressed
1150
 
        self.assertEqual(counting_handler.count, 0)
1151
 
 
1152
 
        # Test that the dbus_logger still works
1153
 
        with self.assertLogs(dbus_logger, logging.ERROR):
1154
 
            dbus_logger.error("Test")
1155
 
 
1156
 
        if isinstance(e.exception.code, int):
1157
 
            self.assertNotEqual(e.exception.code, 0)
1158
 
        else:
1159
 
            self.assertIsNotNone(e.exception.code)
1160
 
 
1161
 
 
1162
 
class Test_commands_from_options(unittest.TestCase):
1163
 
    def setUp(self):
1164
 
        self.parser = argparse.ArgumentParser()
1165
 
        add_command_line_options(self.parser)
1166
 
 
1167
 
    def test_is_enabled(self):
1168
 
        self.assert_command_from_args(["--is-enabled", "foo"],
1169
 
                                      command.IsEnabled)
1170
 
 
1171
 
    def assert_command_from_args(self, args, command_cls,
1172
 
                                 **cmd_attrs):
1173
 
        """Assert that parsing ARGS should result in an instance of
1174
 
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1175
 
        options = self.parser.parse_args(args)
1176
 
        check_option_syntax(self.parser, options)
1177
 
        commands = commands_from_options(options)
1178
 
        self.assertEqual(len(commands), 1)
1179
 
        command = commands[0]
1180
 
        self.assertIsInstance(command, command_cls)
1181
 
        for key, value in cmd_attrs.items():
1182
 
            self.assertEqual(getattr(command, key), value)
1183
 
 
1184
 
    def test_is_enabled_short(self):
1185
 
        self.assert_command_from_args(["-V", "foo"],
1186
 
                                      command.IsEnabled)
1187
 
 
1188
 
    def test_approve(self):
1189
 
        self.assert_command_from_args(["--approve", "foo"],
1190
 
                                      command.Approve)
1191
 
 
1192
 
    def test_approve_short(self):
1193
 
        self.assert_command_from_args(["-A", "foo"], command.Approve)
1194
 
 
1195
 
    def test_deny(self):
1196
 
        self.assert_command_from_args(["--deny", "foo"], command.Deny)
1197
 
 
1198
 
    def test_deny_short(self):
1199
 
        self.assert_command_from_args(["-D", "foo"], command.Deny)
1200
 
 
1201
 
    def test_remove(self):
1202
 
        self.assert_command_from_args(["--remove", "foo"],
1203
 
                                      command.Remove)
1204
 
 
1205
 
    def test_deny_before_remove(self):
1206
 
        options = self.parser.parse_args(["--deny", "--remove",
1207
 
                                          "foo"])
1208
 
        check_option_syntax(self.parser, options)
1209
 
        commands = commands_from_options(options)
1210
 
        self.assertEqual(len(commands), 2)
1211
 
        self.assertIsInstance(commands[0], command.Deny)
1212
 
        self.assertIsInstance(commands[1], command.Remove)
1213
 
 
1214
 
    def test_deny_before_remove_reversed(self):
1215
 
        options = self.parser.parse_args(["--remove", "--deny",
1216
 
                                          "--all"])
1217
 
        check_option_syntax(self.parser, options)
1218
 
        commands = commands_from_options(options)
1219
 
        self.assertEqual(len(commands), 2)
1220
 
        self.assertIsInstance(commands[0], command.Deny)
1221
 
        self.assertIsInstance(commands[1], command.Remove)
1222
 
 
1223
 
    def test_remove_short(self):
1224
 
        self.assert_command_from_args(["-r", "foo"], command.Remove)
1225
 
 
1226
 
    def test_dump_json(self):
1227
 
        self.assert_command_from_args(["--dump-json"],
1228
 
                                      command.DumpJSON)
1229
 
 
1230
 
    def test_enable(self):
1231
 
        self.assert_command_from_args(["--enable", "foo"],
1232
 
                                      command.Enable)
1233
 
 
1234
 
    def test_enable_short(self):
1235
 
        self.assert_command_from_args(["-e", "foo"], command.Enable)
1236
 
 
1237
 
    def test_disable(self):
1238
 
        self.assert_command_from_args(["--disable", "foo"],
1239
 
                                      command.Disable)
1240
 
 
1241
 
    def test_disable_short(self):
1242
 
        self.assert_command_from_args(["-d", "foo"], command.Disable)
1243
 
 
1244
 
    def test_bump_timeout(self):
1245
 
        self.assert_command_from_args(["--bump-timeout", "foo"],
1246
 
                                      command.BumpTimeout)
1247
 
 
1248
 
    def test_bump_timeout_short(self):
1249
 
        self.assert_command_from_args(["-b", "foo"],
1250
 
                                      command.BumpTimeout)
1251
 
 
1252
 
    def test_start_checker(self):
1253
 
        self.assert_command_from_args(["--start-checker", "foo"],
1254
 
                                      command.StartChecker)
1255
 
 
1256
 
    def test_stop_checker(self):
1257
 
        self.assert_command_from_args(["--stop-checker", "foo"],
1258
 
                                      command.StopChecker)
1259
 
 
1260
 
    def test_approve_by_default(self):
1261
 
        self.assert_command_from_args(["--approve-by-default", "foo"],
1262
 
                                      command.ApproveByDefault)
1263
 
 
1264
 
    def test_deny_by_default(self):
1265
 
        self.assert_command_from_args(["--deny-by-default", "foo"],
1266
 
                                      command.DenyByDefault)
1267
 
 
1268
 
    def test_checker(self):
1269
 
        self.assert_command_from_args(["--checker", ":", "foo"],
1270
 
                                      command.SetChecker,
1271
 
                                      value_to_set=":")
1272
 
 
1273
 
    def test_checker_empty(self):
1274
 
        self.assert_command_from_args(["--checker", "", "foo"],
1275
 
                                      command.SetChecker,
1276
 
                                      value_to_set="")
1277
 
 
1278
 
    def test_checker_short(self):
1279
 
        self.assert_command_from_args(["-c", ":", "foo"],
1280
 
                                      command.SetChecker,
1281
 
                                      value_to_set=":")
1282
 
 
1283
 
    def test_host(self):
1284
 
        self.assert_command_from_args(["--host", "foo.example.org",
1285
 
                                       "foo"], command.SetHost,
1286
 
                                      value_to_set="foo.example.org")
1287
 
 
1288
 
    def test_host_short(self):
1289
 
        self.assert_command_from_args(["-H", "foo.example.org",
1290
 
                                       "foo"], command.SetHost,
1291
 
                                      value_to_set="foo.example.org")
1292
 
 
1293
 
    def test_secret_devnull(self):
1294
 
        self.assert_command_from_args(["--secret", os.path.devnull,
1295
 
                                       "foo"], command.SetSecret,
1296
 
                                      value_to_set=b"")
1297
 
 
1298
 
    def test_secret_tempfile(self):
1299
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1300
 
            value = b"secret\0xyzzy\nbar"
1301
 
            f.write(value)
1302
 
            f.seek(0)
1303
 
            self.assert_command_from_args(["--secret", f.name,
1304
 
                                           "foo"], command.SetSecret,
1305
 
                                          value_to_set=value)
1306
 
 
1307
 
    def test_secret_devnull_short(self):
1308
 
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
1309
 
                                      command.SetSecret,
1310
 
                                      value_to_set=b"")
1311
 
 
1312
 
    def test_secret_tempfile_short(self):
1313
 
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
1314
 
            value = b"secret\0xyzzy\nbar"
1315
 
            f.write(value)
1316
 
            f.seek(0)
1317
 
            self.assert_command_from_args(["-s", f.name, "foo"],
1318
 
                                          command.SetSecret,
1319
 
                                          value_to_set=value)
1320
 
 
1321
 
    def test_timeout(self):
1322
 
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
1323
 
                                      command.SetTimeout,
1324
 
                                      value_to_set=300000)
1325
 
 
1326
 
    def test_timeout_short(self):
1327
 
        self.assert_command_from_args(["-t", "PT5M", "foo"],
1328
 
                                      command.SetTimeout,
1329
 
                                      value_to_set=300000)
1330
 
 
1331
 
    def test_extended_timeout(self):
1332
 
        self.assert_command_from_args(["--extended-timeout", "PT15M",
1333
 
                                       "foo"],
1334
 
                                      command.SetExtendedTimeout,
1335
 
                                      value_to_set=900000)
1336
 
 
1337
 
    def test_interval(self):
1338
 
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
1339
 
                                      command.SetInterval,
1340
 
                                      value_to_set=120000)
1341
 
 
1342
 
    def test_interval_short(self):
1343
 
        self.assert_command_from_args(["-i", "PT2M", "foo"],
1344
 
                                      command.SetInterval,
1345
 
                                      value_to_set=120000)
1346
 
 
1347
 
    def test_approval_delay(self):
1348
 
        self.assert_command_from_args(["--approval-delay", "PT30S",
1349
 
                                       "foo"],
1350
 
                                      command.SetApprovalDelay,
1351
 
                                      value_to_set=30000)
1352
 
 
1353
 
    def test_approval_duration(self):
1354
 
        self.assert_command_from_args(["--approval-duration", "PT1S",
1355
 
                                       "foo"],
1356
 
                                      command.SetApprovalDuration,
1357
 
                                      value_to_set=1000)
1358
 
 
1359
 
    def test_print_table(self):
1360
 
        self.assert_command_from_args([], command.PrintTable,
1361
 
                                      verbose=False)
1362
 
 
1363
 
    def test_print_table_verbose(self):
1364
 
        self.assert_command_from_args(["--verbose"],
1365
 
                                      command.PrintTable,
1366
 
                                      verbose=True)
1367
 
 
1368
 
    def test_print_table_verbose_short(self):
1369
 
        self.assert_command_from_args(["-v"], command.PrintTable,
1370
 
                                      verbose=True)
1371
 
 
1372
 
 
1373
 
class TestCommand(unittest.TestCase):
1374
 
    """Abstract class for tests of command classes"""
1375
 
 
1376
 
    def setUp(self):
1377
 
        testcase = self
1378
 
        class MockClient(object):
1379
 
            def __init__(self, name, **attributes):
1380
 
                self.__dbus_object_path__ = "/clients/{}".format(name)
1381
 
                self.attributes = attributes
1382
 
                self.attributes["Name"] = name
1383
 
                self.calls = []
1384
 
            def Set(self, interface, propname, value, dbus_interface):
1385
 
                testcase.assertEqual(interface, client_dbus_interface)
1386
 
                testcase.assertEqual(dbus_interface,
1387
 
                                     dbus.PROPERTIES_IFACE)
1388
 
                self.attributes[propname] = value
1389
 
            def Approve(self, approve, dbus_interface):
1390
 
                testcase.assertEqual(dbus_interface,
1391
 
                                     client_dbus_interface)
1392
 
                self.calls.append(("Approve", (approve,
1393
 
                                               dbus_interface)))
1394
 
        self.client = MockClient(
1395
 
            "foo",
1396
 
            KeyID=("92ed150794387c03ce684574b1139a65"
1397
 
                   "94a34f895daaaf09fd8ea90a27cddb12"),
1398
 
            Secret=b"secret",
1399
 
            Host="foo.example.org",
1400
 
            Enabled=dbus.Boolean(True),
1401
 
            Timeout=300000,
1402
 
            LastCheckedOK="2019-02-03T00:00:00",
1403
 
            Created="2019-01-02T00:00:00",
1404
 
            Interval=120000,
1405
 
            Fingerprint=("778827225BA7DE539C5A"
1406
 
                         "7CFA59CFF7CDBD9A5920"),
1407
 
            CheckerRunning=dbus.Boolean(False),
1408
 
            LastEnabled="2019-01-03T00:00:00",
1409
 
            ApprovalPending=dbus.Boolean(False),
1410
 
            ApprovedByDefault=dbus.Boolean(True),
1411
 
            LastApprovalRequest="",
1412
 
            ApprovalDelay=0,
1413
 
            ApprovalDuration=1000,
1414
 
            Checker="fping -q -- %(host)s",
1415
 
            ExtendedTimeout=900000,
1416
 
            Expires="2019-02-04T00:00:00",
1417
 
            LastCheckerStatus=0)
1418
 
        self.other_client = MockClient(
1419
 
            "barbar",
1420
 
            KeyID=("0558568eedd67d622f5c83b35a115f79"
1421
 
                   "6ab612cff5ad227247e46c2b020f441c"),
1422
 
            Secret=b"secretbar",
1423
 
            Host="192.0.2.3",
1424
 
            Enabled=dbus.Boolean(True),
1425
 
            Timeout=300000,
1426
 
            LastCheckedOK="2019-02-04T00:00:00",
1427
 
            Created="2019-01-03T00:00:00",
1428
 
            Interval=120000,
1429
 
            Fingerprint=("3E393AEAEFB84C7E89E2"
1430
 
                         "F547B3A107558FCA3A27"),
1431
 
            CheckerRunning=dbus.Boolean(True),
1432
 
            LastEnabled="2019-01-04T00:00:00",
1433
 
            ApprovalPending=dbus.Boolean(False),
1434
 
            ApprovedByDefault=dbus.Boolean(False),
1435
 
            LastApprovalRequest="2019-01-03T00:00:00",
1436
 
            ApprovalDelay=30000,
1437
 
            ApprovalDuration=93785000,
1438
 
            Checker=":",
1439
 
            ExtendedTimeout=900000,
1440
 
            Expires="2019-02-05T00:00:00",
1441
 
            LastCheckerStatus=-2)
1442
 
        self.clients =  collections.OrderedDict(
1443
 
            [
1444
 
                ("/clients/foo", self.client.attributes),
1445
 
                ("/clients/barbar", self.other_client.attributes),
1446
 
            ])
1447
 
        self.one_client = {"/clients/foo": self.client.attributes}
1448
 
 
1449
 
    @property
1450
 
    def bus(self):
1451
 
        class Bus(object):
1452
 
            @staticmethod
1453
 
            def get_object(client_bus_name, path):
1454
 
                self.assertEqual(client_bus_name, dbus_busname)
1455
 
                return {
1456
 
                    # Note: "self" here is the TestCmd instance, not
1457
 
                    # the Bus instance, since this is a static method!
1458
 
                    "/clients/foo": self.client,
1459
 
                    "/clients/barbar": self.other_client,
1460
 
                }[path]
1461
 
        return Bus()
1462
 
 
1463
 
 
1464
 
class TestBaseCommands(TestCommand):
1465
 
 
1466
 
    def test_IsEnabled_exits_successfully(self):
1467
 
        with self.assertRaises(SystemExit) as e:
1468
 
            command.IsEnabled().run(self.one_client)
1469
 
        if e.exception.code is not None:
1470
 
            self.assertEqual(e.exception.code, 0)
1471
 
        else:
1472
 
            self.assertIsNone(e.exception.code)
1473
 
 
1474
 
    def test_IsEnabled_exits_with_failure(self):
1475
 
        self.client.attributes["Enabled"] = dbus.Boolean(False)
1476
 
        with self.assertRaises(SystemExit) as e:
1477
 
            command.IsEnabled().run(self.one_client)
1478
 
        if isinstance(e.exception.code, int):
1479
 
            self.assertNotEqual(e.exception.code, 0)
1480
 
        else:
1481
 
            self.assertIsNotNone(e.exception.code)
1482
 
 
1483
 
    def test_Approve(self):
1484
 
        command.Approve().run(self.clients, self.bus)
1485
 
        for clientpath in self.clients:
1486
 
            client = self.bus.get_object(dbus_busname, clientpath)
1487
 
            self.assertIn(("Approve", (True, client_dbus_interface)),
1488
 
                          client.calls)
1489
 
 
1490
 
    def test_Deny(self):
1491
 
        command.Deny().run(self.clients, self.bus)
1492
 
        for clientpath in self.clients:
1493
 
            client = self.bus.get_object(dbus_busname, clientpath)
1494
 
            self.assertIn(("Approve", (False, client_dbus_interface)),
1495
 
                          client.calls)
1496
 
 
1497
 
    def test_Remove(self):
1498
 
        class MockMandos(object):
1499
 
            def __init__(self):
1500
 
                self.calls = []
1501
 
            def RemoveClient(self, dbus_path):
1502
 
                self.calls.append(("RemoveClient", (dbus_path,)))
1503
 
        mandos = MockMandos()
1504
 
        command.Remove().run(self.clients, self.bus, mandos)
1505
 
        for clientpath in self.clients:
1506
 
            self.assertIn(("RemoveClient", (clientpath,)),
1507
 
                          mandos.calls)
1508
 
 
1509
 
    expected_json = {
1510
 
        "foo": {
1511
 
            "Name": "foo",
1512
 
            "KeyID": ("92ed150794387c03ce684574b1139a65"
1513
 
                      "94a34f895daaaf09fd8ea90a27cddb12"),
1514
 
            "Host": "foo.example.org",
1515
 
            "Enabled": True,
1516
 
            "Timeout": 300000,
1517
 
            "LastCheckedOK": "2019-02-03T00:00:00",
1518
 
            "Created": "2019-01-02T00:00:00",
1519
 
            "Interval": 120000,
1520
 
            "Fingerprint": ("778827225BA7DE539C5A"
1521
 
                            "7CFA59CFF7CDBD9A5920"),
1522
 
            "CheckerRunning": False,
1523
 
            "LastEnabled": "2019-01-03T00:00:00",
1524
 
            "ApprovalPending": False,
1525
 
            "ApprovedByDefault": True,
1526
 
            "LastApprovalRequest": "",
1527
 
            "ApprovalDelay": 0,
1528
 
            "ApprovalDuration": 1000,
1529
 
            "Checker": "fping -q -- %(host)s",
1530
 
            "ExtendedTimeout": 900000,
1531
 
            "Expires": "2019-02-04T00:00:00",
1532
 
            "LastCheckerStatus": 0,
1533
 
        },
1534
 
        "barbar": {
1535
 
            "Name": "barbar",
1536
 
            "KeyID": ("0558568eedd67d622f5c83b35a115f79"
1537
 
                      "6ab612cff5ad227247e46c2b020f441c"),
1538
 
            "Host": "192.0.2.3",
1539
 
            "Enabled": True,
1540
 
            "Timeout": 300000,
1541
 
            "LastCheckedOK": "2019-02-04T00:00:00",
1542
 
            "Created": "2019-01-03T00:00:00",
1543
 
            "Interval": 120000,
1544
 
            "Fingerprint": ("3E393AEAEFB84C7E89E2"
1545
 
                            "F547B3A107558FCA3A27"),
1546
 
            "CheckerRunning": True,
1547
 
            "LastEnabled": "2019-01-04T00:00:00",
1548
 
            "ApprovalPending": False,
1549
 
            "ApprovedByDefault": False,
1550
 
            "LastApprovalRequest": "2019-01-03T00:00:00",
1551
 
            "ApprovalDelay": 30000,
1552
 
            "ApprovalDuration": 93785000,
1553
 
            "Checker": ":",
1554
 
            "ExtendedTimeout": 900000,
1555
 
            "Expires": "2019-02-05T00:00:00",
1556
 
            "LastCheckerStatus": -2,
1557
 
        },
1558
 
    }
1559
 
 
1560
 
    def test_DumpJSON_normal(self):
1561
 
        output = command.DumpJSON().output(self.clients.values())
1562
 
        json_data = json.loads(output)
1563
 
        self.assertDictEqual(json_data, self.expected_json)
1564
 
 
1565
 
    def test_DumpJSON_one_client(self):
1566
 
        output = command.DumpJSON().output(self.one_client.values())
1567
 
        json_data = json.loads(output)
1568
 
        expected_json = {"foo": self.expected_json["foo"]}
1569
 
        self.assertDictEqual(json_data, expected_json)
1570
 
 
1571
 
    def test_PrintTable_normal(self):
1572
 
        output = command.PrintTable().output(self.clients.values())
1573
 
        expected_output = "\n".join((
1574
 
            "Name   Enabled Timeout  Last Successful Check",
1575
 
            "foo    Yes     00:05:00 2019-02-03T00:00:00  ",
1576
 
            "barbar Yes     00:05:00 2019-02-04T00:00:00  ",
1577
 
        ))
1578
 
        self.assertEqual(output, expected_output)
1579
 
 
1580
 
    def test_PrintTable_verbose(self):
1581
 
        output = command.PrintTable(verbose=True).output(
1582
 
            self.clients.values())
1583
 
        columns = (
1584
 
            (
1585
 
                "Name   ",
1586
 
                "foo    ",
1587
 
                "barbar ",
1588
 
            ),(
1589
 
                "Enabled ",
1590
 
                "Yes     ",
1591
 
                "Yes     ",
1592
 
            ),(
1593
 
                "Timeout  ",
1594
 
                "00:05:00 ",
1595
 
                "00:05:00 ",
1596
 
            ),(
1597
 
                "Last Successful Check ",
1598
 
                "2019-02-03T00:00:00   ",
1599
 
                "2019-02-04T00:00:00   ",
1600
 
            ),(
1601
 
                "Created             ",
1602
 
                "2019-01-02T00:00:00 ",
1603
 
                "2019-01-03T00:00:00 ",
1604
 
            ),(
1605
 
                "Interval ",
1606
 
                "00:02:00 ",
1607
 
                "00:02:00 ",
1608
 
            ),(
1609
 
                "Host            ",
1610
 
                "foo.example.org ",
1611
 
                "192.0.2.3       ",
1612
 
            ),(
1613
 
                ("Key ID                                             "
1614
 
                 "              "),
1615
 
                ("92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8"
1616
 
                 "ea90a27cddb12 "),
1617
 
                ("0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e"
1618
 
                 "46c2b020f441c "),
1619
 
            ),(
1620
 
                "Fingerprint                              ",
1621
 
                "778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 ",
1622
 
                "3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 ",
1623
 
            ),(
1624
 
                "Check Is Running ",
1625
 
                "No               ",
1626
 
                "Yes              ",
1627
 
            ),(
1628
 
                "Last Enabled        ",
1629
 
                "2019-01-03T00:00:00 ",
1630
 
                "2019-01-04T00:00:00 ",
1631
 
            ),(
1632
 
                "Approval Is Pending ",
1633
 
                "No                  ",
1634
 
                "No                  ",
1635
 
            ),(
1636
 
                "Approved By Default ",
1637
 
                "Yes                 ",
1638
 
                "No                  ",
1639
 
            ),(
1640
 
                "Last Approval Request ",
1641
 
                "                      ",
1642
 
                "2019-01-03T00:00:00   ",
1643
 
            ),(
1644
 
                "Approval Delay ",
1645
 
                "00:00:00       ",
1646
 
                "00:00:30       ",
1647
 
            ),(
1648
 
                "Approval Duration ",
1649
 
                "00:00:01          ",
1650
 
                "1T02:03:05        ",
1651
 
            ),(
1652
 
                "Checker              ",
1653
 
                "fping -q -- %(host)s ",
1654
 
                ":                    ",
1655
 
            ),(
1656
 
                "Extended Timeout ",
1657
 
                "00:15:00         ",
1658
 
                "00:15:00         ",
1659
 
            ),(
1660
 
                "Expires             ",
1661
 
                "2019-02-04T00:00:00 ",
1662
 
                "2019-02-05T00:00:00 ",
1663
 
            ),(
1664
 
                "Last Checker Status",
1665
 
                "0                  ",
1666
 
                "-2                 ",
1667
 
            )
1668
 
        )
1669
 
        num_lines = max(len(rows) for rows in columns)
1670
 
        expected_output = "\n".join("".join(rows[line]
1671
 
                                            for rows in columns)
1672
 
                                    for line in range(num_lines))
1673
 
        self.assertEqual(output, expected_output)
1674
 
 
1675
 
    def test_PrintTable_one_client(self):
1676
 
        output = command.PrintTable().output(self.one_client.values())
1677
 
        expected_output = "\n".join((
1678
 
            "Name Enabled Timeout  Last Successful Check",
1679
 
            "foo  Yes     00:05:00 2019-02-03T00:00:00  ",
1680
 
        ))
1681
 
        self.assertEqual(output, expected_output)
1682
 
 
1683
 
 
1684
 
class TestPropertyCmd(TestCommand):
1685
 
    """Abstract class for tests of command.Property classes"""
1686
 
    def runTest(self):
1687
 
        if not hasattr(self, "command"):
1688
 
            return
1689
 
        values_to_get = getattr(self, "values_to_get",
1690
 
                                self.values_to_set)
1691
 
        for value_to_set, value_to_get in zip(self.values_to_set,
1692
 
                                              values_to_get):
1693
 
            for clientpath in self.clients:
1694
 
                client = self.bus.get_object(dbus_busname, clientpath)
1695
 
                old_value = client.attributes[self.propname]
1696
 
                client.attributes[self.propname] = self.Unique()
1697
 
            self.run_command(value_to_set, self.clients)
1698
 
            for clientpath in self.clients:
1699
 
                client = self.bus.get_object(dbus_busname, clientpath)
1700
 
                value = client.attributes[self.propname]
1701
 
                self.assertNotIsInstance(value, self.Unique)
1702
 
                self.assertEqual(value, value_to_get)
1703
 
 
1704
 
    class Unique(object):
1705
 
        """Class for objects which exist only to be unique objects,
1706
 
since unittest.mock.sentinel only exists in Python 3.3"""
1707
 
 
1708
 
    def run_command(self, value, clients):
1709
 
        self.command().run(clients, self.bus)
1710
 
 
1711
 
 
1712
 
class TestEnableCmd(TestPropertyCmd):
1713
 
    command = command.Enable
1714
 
    propname = "Enabled"
1715
 
    values_to_set = [dbus.Boolean(True)]
1716
 
 
1717
 
 
1718
 
class TestDisableCmd(TestPropertyCmd):
1719
 
    command = command.Disable
1720
 
    propname = "Enabled"
1721
 
    values_to_set = [dbus.Boolean(False)]
1722
 
 
1723
 
 
1724
 
class TestBumpTimeoutCmd(TestPropertyCmd):
1725
 
    command = command.BumpTimeout
1726
 
    propname = "LastCheckedOK"
1727
 
    values_to_set = [""]
1728
 
 
1729
 
 
1730
 
class TestStartCheckerCmd(TestPropertyCmd):
1731
 
    command = command.StartChecker
1732
 
    propname = "CheckerRunning"
1733
 
    values_to_set = [dbus.Boolean(True)]
1734
 
 
1735
 
 
1736
 
class TestStopCheckerCmd(TestPropertyCmd):
1737
 
    command = command.StopChecker
1738
 
    propname = "CheckerRunning"
1739
 
    values_to_set = [dbus.Boolean(False)]
1740
 
 
1741
 
 
1742
 
class TestApproveByDefaultCmd(TestPropertyCmd):
1743
 
    command = command.ApproveByDefault
1744
 
    propname = "ApprovedByDefault"
1745
 
    values_to_set = [dbus.Boolean(True)]
1746
 
 
1747
 
 
1748
 
class TestDenyByDefaultCmd(TestPropertyCmd):
1749
 
    command = command.DenyByDefault
1750
 
    propname = "ApprovedByDefault"
1751
 
    values_to_set = [dbus.Boolean(False)]
1752
 
 
1753
 
 
1754
 
class TestPropertyValueCmd(TestPropertyCmd):
1755
 
    """Abstract class for tests of PropertyValueCmd classes"""
1756
 
 
1757
 
    def runTest(self):
1758
 
        if type(self) is TestPropertyValueCmd:
1759
 
            return
1760
 
        return super(TestPropertyValueCmd, self).runTest()
1761
 
 
1762
 
    def run_command(self, value, clients):
1763
 
        self.command(value).run(clients, self.bus)
1764
 
 
1765
 
 
1766
 
class TestSetCheckerCmd(TestPropertyValueCmd):
1767
 
    command = command.SetChecker
1768
 
    propname = "Checker"
1769
 
    values_to_set = ["", ":", "fping -q -- %s"]
1770
 
 
1771
 
 
1772
 
class TestSetHostCmd(TestPropertyValueCmd):
1773
 
    command = command.SetHost
1774
 
    propname = "Host"
1775
 
    values_to_set = ["192.0.2.3", "foo.example.org"]
1776
 
 
1777
 
 
1778
 
class TestSetSecretCmd(TestPropertyValueCmd):
1779
 
    command = command.SetSecret
1780
 
    propname = "Secret"
1781
 
    values_to_set = [io.BytesIO(b""),
1782
 
                     io.BytesIO(b"secret\0xyzzy\nbar")]
1783
 
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
1784
 
 
1785
 
 
1786
 
class TestSetTimeoutCmd(TestPropertyValueCmd):
1787
 
    command = command.SetTimeout
1788
 
    propname = "Timeout"
1789
 
    values_to_set = [datetime.timedelta(),
1790
 
                     datetime.timedelta(minutes=5),
1791
 
                     datetime.timedelta(seconds=1),
1792
 
                     datetime.timedelta(weeks=1),
1793
 
                     datetime.timedelta(weeks=52)]
1794
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1795
 
 
1796
 
 
1797
 
class TestSetExtendedTimeoutCmd(TestPropertyValueCmd):
1798
 
    command = command.SetExtendedTimeout
1799
 
    propname = "ExtendedTimeout"
1800
 
    values_to_set = [datetime.timedelta(),
1801
 
                     datetime.timedelta(minutes=5),
1802
 
                     datetime.timedelta(seconds=1),
1803
 
                     datetime.timedelta(weeks=1),
1804
 
                     datetime.timedelta(weeks=52)]
1805
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1806
 
 
1807
 
 
1808
 
class TestSetIntervalCmd(TestPropertyValueCmd):
1809
 
    command = command.SetInterval
1810
 
    propname = "Interval"
1811
 
    values_to_set = [datetime.timedelta(),
1812
 
                     datetime.timedelta(minutes=5),
1813
 
                     datetime.timedelta(seconds=1),
1814
 
                     datetime.timedelta(weeks=1),
1815
 
                     datetime.timedelta(weeks=52)]
1816
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1817
 
 
1818
 
 
1819
 
class TestSetApprovalDelayCmd(TestPropertyValueCmd):
1820
 
    command = command.SetApprovalDelay
1821
 
    propname = "ApprovalDelay"
1822
 
    values_to_set = [datetime.timedelta(),
1823
 
                     datetime.timedelta(minutes=5),
1824
 
                     datetime.timedelta(seconds=1),
1825
 
                     datetime.timedelta(weeks=1),
1826
 
                     datetime.timedelta(weeks=52)]
1827
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1828
 
 
1829
 
 
1830
 
class TestSetApprovalDurationCmd(TestPropertyValueCmd):
1831
 
    command = command.SetApprovalDuration
1832
 
    propname = "ApprovalDuration"
1833
 
    values_to_set = [datetime.timedelta(),
1834
 
                     datetime.timedelta(minutes=5),
1835
 
                     datetime.timedelta(seconds=1),
1836
 
                     datetime.timedelta(weeks=1),
1837
 
                     datetime.timedelta(weeks=52)]
1838
 
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1839
 
 
1840
 
 
1841
 
 
1842
 
def should_only_run_tests():
1843
 
    parser = argparse.ArgumentParser(add_help=False)
1844
 
    parser.add_argument("--check", action='store_true')
1845
 
    args, unknown_args = parser.parse_known_args()
1846
 
    run_tests = args.check
1847
 
    if run_tests:
1848
 
        # Remove --check argument from sys.argv
1849
 
        sys.argv[1:] = unknown_args
1850
 
    return run_tests
1851
 
 
1852
 
# Add all tests from doctest strings
1853
 
def load_tests(loader, tests, none):
1854
 
    import doctest
1855
 
    tests.addTests(doctest.DocTestSuite())
1856
 
    return tests
 
233
            try:
 
234
                mandos_clients = mandos_serv.GetAllClientsWithProperties()
 
235
            finally:
 
236
                #restore stderr
 
237
                os.dup2(stderrcopy, sys.stderr.fileno())
 
238
                os.close(stderrcopy)
 
239
        except dbus.exceptions.DBusException, e:
 
240
            print("Access denied: Accessing mandos server through dbus.",
 
241
                  file=sys.stderr)
 
242
            sys.exit(1)
 
243
            
 
244
        # Compile dict of (clients: properties) to process
 
245
        clients={}
 
246
        
 
247
        if options.all or not client_names:
 
248
            clients = dict((bus.get_object(busname, path), properties)
 
249
                           for path, properties in
 
250
                           mandos_clients.iteritems())
 
251
        else:
 
252
            for name in client_names:
 
253
                for path, client in mandos_clients.iteritems():
 
254
                    if client["Name"] == name:
 
255
                        client_objc = bus.get_object(busname, path)
 
256
                        clients[client_objc] = client
 
257
                        break
 
258
                else:
 
259
                    print("Client not found on server: %r" % name,
 
260
                          file=sys.stderr)
 
261
                    sys.exit(1)
 
262
            
 
263
        if not has_actions(options) and clients:
 
264
            if options.verbose:
 
265
                keywords = ("Name", "Enabled", "Timeout",
 
266
                            "LastCheckedOK", "Created", "Interval",
 
267
                            "Host", "Fingerprint", "CheckerRunning",
 
268
                            "LastEnabled", "ApprovalPending",
 
269
                            "ApprovedByDefault",
 
270
                            "LastApprovalRequest", "ApprovalDelay",
 
271
                            "ApprovalDuration", "Checker")
 
272
            else:
 
273
                keywords = defaultkeywords
 
274
            
 
275
            print_clients(clients.values(), keywords)
 
276
        else:
 
277
            # Process each client in the list by all selected options
 
278
            for client in clients:
 
279
                if options.remove:
 
280
                    mandos_serv.RemoveClient(client.__dbus_object_path__)
 
281
                if options.enable:
 
282
                    client.Enable(dbus_interface=client_interface)
 
283
                if options.disable:
 
284
                    client.Disable(dbus_interface=client_interface)
 
285
                if options.bump_timeout:
 
286
                    client.CheckedOK(dbus_interface=client_interface)
 
287
                if options.start_checker:
 
288
                    client.StartChecker(dbus_interface=client_interface)
 
289
                if options.stop_checker:
 
290
                    client.StopChecker(dbus_interface=client_interface)
 
291
                if options.is_enabled:
 
292
                    sys.exit(0 if client.Get(client_interface,
 
293
                                             "Enabled",
 
294
                                             dbus_interface=dbus.PROPERTIES_IFACE)
 
295
                             else 1)
 
296
                if options.checker:
 
297
                    client.Set(client_interface, "Checker", options.checker,
 
298
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
299
                if options.host:
 
300
                    client.Set(client_interface, "Host", options.host,
 
301
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
302
                if options.interval:
 
303
                    client.Set(client_interface, "Interval",
 
304
                               timedelta_to_milliseconds
 
305
                               (string_to_delta(options.interval)),
 
306
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
307
                if options.approval_delay:
 
308
                    client.Set(client_interface, "ApprovalDelay",
 
309
                               timedelta_to_milliseconds
 
310
                               (string_to_delta(options.
 
311
                                                approval_delay)),
 
312
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
313
                if options.approval_duration:
 
314
                    client.Set(client_interface, "ApprovalDuration",
 
315
                               timedelta_to_milliseconds
 
316
                               (string_to_delta(options.
 
317
                                                approval_duration)),
 
318
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
319
                if options.timeout:
 
320
                    client.Set(client_interface, "Timeout",
 
321
                               timedelta_to_milliseconds
 
322
                               (string_to_delta(options.timeout)),
 
323
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
324
                if options.secret:
 
325
                    client.Set(client_interface, "Secret",
 
326
                               dbus.ByteArray(open(options.secret,
 
327
                                                   "rb").read()),
 
328
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
329
                if options.approved_by_default is not None:
 
330
                    client.Set(client_interface, "ApprovedByDefault",
 
331
                               dbus.Boolean(options
 
332
                                            .approved_by_default),
 
333
                               dbus_interface=dbus.PROPERTIES_IFACE)
 
334
                if options.approve:
 
335
                    client.Approve(dbus.Boolean(True),
 
336
                                   dbus_interface=client_interface)
 
337
                elif options.deny:
 
338
                    client.Approve(dbus.Boolean(False),
 
339
                                   dbus_interface=client_interface)
1857
340
 
1858
341
if __name__ == "__main__":
1859
 
    try:
1860
 
        if should_only_run_tests():
1861
 
            # Call using ./tdd-python-script --check [--verbose]
1862
 
            unittest.main()
1863
 
        else:
1864
 
            main()
1865
 
    finally:
1866
 
        logging.shutdown()
 
342
    main()