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  • Committer: Teddy Hogeborn
  • Date: 2019-03-09 00:46:46 UTC
  • Revision ID: teddy@recompile.se-20190309004646-rplp42103zkabetc
mandos-ctl: Disallow --remove combined with any action except --deny

* mandos-ctl (check_option_syntax): Disallow --remove combined with
                                    any action except --deny.
  (Test_check_option_syntax.test_remove_can_only_be_combined_with_action_deny):
  New.

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1
#!/usr/bin/python
2
 
# -*- mode: python; coding: utf-8 -*-
3
 
 
2
# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
 
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
 
6
 
# Copyright © 2008-2014 Teddy Hogeborn
7
 
# Copyright © 2008-2014 Björn Påhlsson
8
 
9
 
# This program is free software: you can redistribute it and/or modify
10
 
# it under the terms of the GNU General Public License as published by
 
5
#
 
6
# Copyright © 2008-2019 Teddy Hogeborn
 
7
# Copyright © 2008-2019 Björn Påhlsson
 
8
#
 
9
# This file is part of Mandos.
 
10
#
 
11
# Mandos is free software: you can redistribute it and/or modify it
 
12
# under the terms of the GNU General Public License as published by
11
13
# the Free Software Foundation, either version 3 of the License, or
12
14
# (at your option) any later version.
13
15
#
14
 
#     This program is distributed in the hope that it will be useful,
15
 
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16
#     Mandos is distributed in the hope that it will be useful, but
 
17
#     WITHOUT ANY WARRANTY; without even the implied warranty of
16
18
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
19
#     GNU General Public License for more details.
18
 
 
20
#
19
21
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see
21
 
# <http://www.gnu.org/licenses/>.
22
 
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
23
24
# Contact the authors at <mandos@recompile.se>.
24
 
 
25
#
25
26
 
26
27
from __future__ import (division, absolute_import, print_function,
27
28
                        unicode_literals)
28
29
 
29
 
from future_builtins import *
 
30
try:
 
31
    from future_builtins import *
 
32
except ImportError:
 
33
    pass
30
34
 
31
35
import sys
32
36
import argparse
35
39
import re
36
40
import os
37
41
import collections
38
 
import doctest
 
42
import json
 
43
import unittest
 
44
import logging
 
45
import io
 
46
import tempfile
 
47
import contextlib
39
48
 
40
49
import dbus
41
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
 
42
65
locale.setlocale(locale.LC_ALL, "")
43
66
 
44
 
tablewords = {
45
 
    "Name": "Name",
46
 
    "Enabled": "Enabled",
47
 
    "Timeout": "Timeout",
48
 
    "LastCheckedOK": "Last Successful Check",
49
 
    "LastApprovalRequest": "Last Approval Request",
50
 
    "Created": "Created",
51
 
    "Interval": "Interval",
52
 
    "Host": "Host",
53
 
    "Fingerprint": "Fingerprint",
54
 
    "CheckerRunning": "Check Is Running",
55
 
    "LastEnabled": "Last Enabled",
56
 
    "ApprovalPending": "Approval Is Pending",
57
 
    "ApprovedByDefault": "Approved By Default",
58
 
    "ApprovalDelay": "Approval Delay",
59
 
    "ApprovalDuration": "Approval Duration",
60
 
    "Checker": "Checker",
61
 
    "ExtendedTimeout" : "Extended Timeout"
62
 
    }
63
 
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
64
67
domain = "se.recompile"
65
68
busname = domain + ".Mandos"
66
69
server_path = "/"
67
70
server_interface = domain + ".Mandos"
68
71
client_interface = domain + ".Mandos.Client"
69
 
version = "1.6.4"
70
 
 
71
 
def timedelta_to_milliseconds(td):
72
 
    """Convert a datetime.timedelta object to milliseconds"""
73
 
    return ((td.days * 24 * 60 * 60 * 1000)
74
 
            + (td.seconds * 1000)
75
 
            + (td.microseconds // 1000))
 
72
version = "1.8.3"
 
73
 
 
74
 
 
75
try:
 
76
    dbus.OBJECT_MANAGER_IFACE
 
77
except AttributeError:
 
78
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
79
 
76
80
 
77
81
def milliseconds_to_string(ms):
78
82
    td = datetime.timedelta(0, 0, 0, ms)
79
83
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
80
 
            .format(days = "{0}T".format(td.days) if td.days else "",
81
 
                    hours = td.seconds // 3600,
82
 
                    minutes = (td.seconds % 3600) // 60,
83
 
                    seconds = td.seconds % 60,
84
 
                    ))
 
84
            .format(days="{}T".format(td.days) if td.days else "",
 
85
                    hours=td.seconds // 3600,
 
86
                    minutes=(td.seconds % 3600) // 60,
 
87
                    seconds=td.seconds % 60))
85
88
 
86
89
 
87
90
def rfc3339_duration_to_delta(duration):
88
91
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
89
 
    
 
92
 
90
93
    >>> rfc3339_duration_to_delta("P7D")
91
94
    datetime.timedelta(7)
92
95
    >>> rfc3339_duration_to_delta("PT60S")
93
96
    datetime.timedelta(0, 60)
94
97
    >>> rfc3339_duration_to_delta("PT60M")
95
98
    datetime.timedelta(0, 3600)
 
99
    >>> rfc3339_duration_to_delta("P60M")
 
100
    datetime.timedelta(1680)
96
101
    >>> rfc3339_duration_to_delta("PT24H")
97
102
    datetime.timedelta(1)
98
103
    >>> rfc3339_duration_to_delta("P1W")
101
106
    datetime.timedelta(0, 330)
102
107
    >>> rfc3339_duration_to_delta("P1DT3M20S")
103
108
    datetime.timedelta(1, 200)
 
109
    >>> # Can not be empty:
 
110
    >>> rfc3339_duration_to_delta("")
 
111
    Traceback (most recent call last):
 
112
    ...
 
113
    ValueError: Invalid RFC 3339 duration: u''
 
114
    >>> # Must start with "P":
 
115
    >>> rfc3339_duration_to_delta("1D")
 
116
    Traceback (most recent call last):
 
117
    ...
 
118
    ValueError: Invalid RFC 3339 duration: u'1D'
 
119
    >>> # Must use correct order
 
120
    >>> rfc3339_duration_to_delta("PT1S2M")
 
121
    Traceback (most recent call last):
 
122
    ...
 
123
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
124
    >>> # Time needs time marker
 
125
    >>> rfc3339_duration_to_delta("P1H2S")
 
126
    Traceback (most recent call last):
 
127
    ...
 
128
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
129
    >>> # Weeks can not be combined with anything else
 
130
    >>> rfc3339_duration_to_delta("P1D2W")
 
131
    Traceback (most recent call last):
 
132
    ...
 
133
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
134
    >>> rfc3339_duration_to_delta("P2W2H")
 
135
    Traceback (most recent call last):
 
136
    ...
 
137
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
104
138
    """
105
 
    
 
139
 
106
140
    # Parsing an RFC 3339 duration with regular expressions is not
107
141
    # possible - there would have to be multiple places for the same
108
142
    # values, like seconds.  The current code, while more esoteric, is
109
143
    # cleaner without depending on a parsing library.  If Python had a
110
144
    # built-in library for parsing we would use it, but we'd like to
111
145
    # avoid excessive use of external libraries.
112
 
    
 
146
 
113
147
    # New type for defining tokens, syntax, and semantics all-in-one
114
 
    Token = collections.namedtuple("Token",
115
 
                                   ("regexp", # To match token; if
116
 
                                              # "value" is not None,
117
 
                                              # must have a "group"
118
 
                                              # containing digits
119
 
                                    "value",  # datetime.timedelta or
120
 
                                              # None
121
 
                                    "followers")) # Tokens valid after
122
 
                                                  # this token
 
148
    Token = collections.namedtuple("Token", (
 
149
        "regexp",  # To match token; if "value" is not None, must have
 
150
                   # a "group" containing digits
 
151
        "value",   # datetime.timedelta or None
 
152
        "followers"))           # Tokens valid after this token
123
153
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
124
154
    # the "duration" ABNF definition in RFC 3339, Appendix A.
125
155
    token_end = Token(re.compile(r"$"), None, frozenset())
126
156
    token_second = Token(re.compile(r"(\d+)S"),
127
157
                         datetime.timedelta(seconds=1),
128
 
                         frozenset((token_end,)))
 
158
                         frozenset((token_end, )))
129
159
    token_minute = Token(re.compile(r"(\d+)M"),
130
160
                         datetime.timedelta(minutes=1),
131
161
                         frozenset((token_second, token_end)))
147
177
                       frozenset((token_month, token_end)))
148
178
    token_week = Token(re.compile(r"(\d+)W"),
149
179
                       datetime.timedelta(weeks=1),
150
 
                       frozenset((token_end,)))
 
180
                       frozenset((token_end, )))
151
181
    token_duration = Token(re.compile(r"P"), None,
152
182
                           frozenset((token_year, token_month,
153
183
                                      token_day, token_time,
154
 
                                      token_week))),
155
 
    # Define starting values
156
 
    value = datetime.timedelta() # Value so far
 
184
                                      token_week)))
 
185
    # Define starting values:
 
186
    # Value so far
 
187
    value = datetime.timedelta()
157
188
    found_token = None
158
 
    followers = frozenset(token_duration,) # Following valid tokens
159
 
    s = duration                # String left to parse
 
189
    # Following valid tokens
 
190
    followers = frozenset((token_duration, ))
 
191
    # String left to parse
 
192
    s = duration
160
193
    # Loop until end token is found
161
194
    while found_token is not token_end:
162
195
        # Search for any currently valid tokens
178
211
                break
179
212
        else:
180
213
            # No currently valid tokens were found
181
 
            raise ValueError("Invalid RFC 3339 duration")
 
214
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
215
                             .format(duration))
182
216
    # End token found
183
217
    return value
184
218
 
185
219
 
186
220
def string_to_delta(interval):
187
 
    """Parse a string and return a datetime.timedelta
188
 
    
189
 
    >>> string_to_delta("7d")
190
 
    datetime.timedelta(7)
191
 
    >>> string_to_delta("60s")
192
 
    datetime.timedelta(0, 60)
193
 
    >>> string_to_delta("60m")
194
 
    datetime.timedelta(0, 3600)
195
 
    >>> string_to_delta("24h")
196
 
    datetime.timedelta(1)
197
 
    >>> string_to_delta("1w")
198
 
    datetime.timedelta(7)
199
 
    >>> string_to_delta("5m 30s")
200
 
    datetime.timedelta(0, 330)
201
 
    """
202
 
    
 
221
    """Parse a string and return a datetime.timedelta"""
 
222
 
203
223
    try:
204
224
        return rfc3339_duration_to_delta(interval)
205
 
    except ValueError:
206
 
        pass
207
 
    
 
225
    except ValueError as e:
 
226
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
227
                    ' '.join(e.args))
 
228
    return parse_pre_1_6_1_interval(interval)
 
229
 
 
230
 
 
231
def parse_pre_1_6_1_interval(interval):
 
232
    """Parse an interval string as documented by Mandos before 1.6.1,
 
233
    and return a datetime.timedelta
 
234
 
 
235
    >>> parse_pre_1_6_1_interval('7d')
 
236
    datetime.timedelta(7)
 
237
    >>> parse_pre_1_6_1_interval('60s')
 
238
    datetime.timedelta(0, 60)
 
239
    >>> parse_pre_1_6_1_interval('60m')
 
240
    datetime.timedelta(0, 3600)
 
241
    >>> parse_pre_1_6_1_interval('24h')
 
242
    datetime.timedelta(1)
 
243
    >>> parse_pre_1_6_1_interval('1w')
 
244
    datetime.timedelta(7)
 
245
    >>> parse_pre_1_6_1_interval('5m 30s')
 
246
    datetime.timedelta(0, 330)
 
247
    >>> parse_pre_1_6_1_interval('')
 
248
    datetime.timedelta(0)
 
249
    >>> # Ignore unknown characters, allow any order and repetitions
 
250
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
251
    datetime.timedelta(2, 480, 18000)
 
252
 
 
253
    """
 
254
 
208
255
    value = datetime.timedelta(0)
209
256
    regexp = re.compile(r"(\d+)([dsmhw]?)")
210
 
    
 
257
 
211
258
    for num, suffix in regexp.findall(interval):
212
259
        if suffix == "d":
213
260
            value += datetime.timedelta(int(num))
223
270
            value += datetime.timedelta(0, 0, 0, int(num))
224
271
    return value
225
272
 
226
 
def print_clients(clients, keywords):
227
 
    def valuetostring(value, keyword):
228
 
        if type(value) is dbus.Boolean:
229
 
            return "Yes" if value else "No"
230
 
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
231
 
                       "ApprovalDuration", "ExtendedTimeout"):
232
 
            return milliseconds_to_string(value)
233
 
        return unicode(value)
234
 
    
235
 
    # Create format string to print table rows
236
 
    format_string = " ".join("{{{key}:{width}}}".format(
237
 
            width = max(len(tablewords[key]),
238
 
                        max(len(valuetostring(client[key],
239
 
                                              key))
240
 
                            for client in
241
 
                            clients)),
242
 
            key = key) for key in keywords)
243
 
    # Print header line
244
 
    print(format_string.format(**tablewords))
245
 
    for client in clients:
246
 
        print(format_string.format(**dict((key,
247
 
                                           valuetostring(client[key],
248
 
                                                         key))
249
 
                                          for key in keywords)))
250
 
 
251
 
def has_actions(options):
252
 
    return any((options.enable,
253
 
                options.disable,
254
 
                options.bump_timeout,
255
 
                options.start_checker,
256
 
                options.stop_checker,
257
 
                options.is_enabled,
258
 
                options.remove,
259
 
                options.checker is not None,
260
 
                options.timeout is not None,
261
 
                options.extended_timeout is not None,
262
 
                options.interval is not None,
263
 
                options.approved_by_default is not None,
264
 
                options.approval_delay is not None,
265
 
                options.approval_duration is not None,
266
 
                options.host is not None,
267
 
                options.secret is not None,
268
 
                options.approve,
269
 
                options.deny))
270
 
 
271
 
def main():
272
 
    parser = argparse.ArgumentParser()
 
273
 
 
274
## Classes for commands.
 
275
 
 
276
# Abstract classes first
 
277
class Command(object):
 
278
    """Abstract class for commands"""
 
279
    def run(self, mandos, clients):
 
280
        """Normal commands should implement run_on_one_client(), but
 
281
        commands which want to operate on all clients at the same time
 
282
        can override this run() method instead."""
 
283
        self.mandos = mandos
 
284
        for client, properties in clients.items():
 
285
            self.run_on_one_client(client, properties)
 
286
 
 
287
class PrintCmd(Command):
 
288
    """Abstract class for commands printing client details"""
 
289
    all_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
290
                    "Created", "Interval", "Host", "KeyID",
 
291
                    "Fingerprint", "CheckerRunning", "LastEnabled",
 
292
                    "ApprovalPending", "ApprovedByDefault",
 
293
                    "LastApprovalRequest", "ApprovalDelay",
 
294
                    "ApprovalDuration", "Checker", "ExtendedTimeout",
 
295
                    "Expires", "LastCheckerStatus")
 
296
    def run(self, mandos, clients):
 
297
        print(self.output(clients))
 
298
 
 
299
class PropertyCmd(Command):
 
300
    """Abstract class for Actions for setting one client property"""
 
301
    def run_on_one_client(self, client, properties):
 
302
        """Set the Client's D-Bus property"""
 
303
        log.debug("D-Bus: %s:%s:%s.Set(%r, %r, %r)", busname,
 
304
                  client.__dbus_object_path__,
 
305
                  dbus.PROPERTIES_IFACE, client_interface,
 
306
                  self.property, self.value_to_set
 
307
                  if not isinstance(self.value_to_set, dbus.Boolean)
 
308
                  else bool(self.value_to_set))
 
309
        client.Set(client_interface, self.property, self.value_to_set,
 
310
                   dbus_interface=dbus.PROPERTIES_IFACE)
 
311
 
 
312
class ValueArgumentMixIn(object):
 
313
    """Mixin class for commands taking a value as argument"""
 
314
    def __init__(self, value):
 
315
        self.value_to_set = value
 
316
 
 
317
class MillisecondsValueArgumentMixIn(ValueArgumentMixIn):
 
318
    """Mixin class for commands taking a value argument as
 
319
    milliseconds."""
 
320
    @property
 
321
    def value_to_set(self):
 
322
        return self._vts
 
323
    @value_to_set.setter
 
324
    def value_to_set(self, value):
 
325
        """When setting, convert value to a datetime.timedelta"""
 
326
        self._vts = int(round(value.total_seconds() * 1000))
 
327
 
 
328
# Actual (non-abstract) command classes
 
329
 
 
330
class PrintTableCmd(PrintCmd):
 
331
    def __init__(self, verbose=False):
 
332
        self.verbose = verbose
 
333
 
 
334
    def output(self, clients):
 
335
        default_keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
 
336
        keywords = default_keywords
 
337
        if self.verbose:
 
338
            keywords = self.all_keywords
 
339
        return str(self.TableOfClients(clients.values(), keywords))
 
340
 
 
341
    class TableOfClients(object):
 
342
        tableheaders = {
 
343
            "Name": "Name",
 
344
            "Enabled": "Enabled",
 
345
            "Timeout": "Timeout",
 
346
            "LastCheckedOK": "Last Successful Check",
 
347
            "LastApprovalRequest": "Last Approval Request",
 
348
            "Created": "Created",
 
349
            "Interval": "Interval",
 
350
            "Host": "Host",
 
351
            "Fingerprint": "Fingerprint",
 
352
            "KeyID": "Key ID",
 
353
            "CheckerRunning": "Check Is Running",
 
354
            "LastEnabled": "Last Enabled",
 
355
            "ApprovalPending": "Approval Is Pending",
 
356
            "ApprovedByDefault": "Approved By Default",
 
357
            "ApprovalDelay": "Approval Delay",
 
358
            "ApprovalDuration": "Approval Duration",
 
359
            "Checker": "Checker",
 
360
            "ExtendedTimeout": "Extended Timeout",
 
361
            "Expires": "Expires",
 
362
            "LastCheckerStatus": "Last Checker Status",
 
363
        }
 
364
 
 
365
        def __init__(self, clients, keywords, tableheaders=None):
 
366
            self.clients = clients
 
367
            self.keywords = keywords
 
368
            if tableheaders is not None:
 
369
                self.tableheaders = tableheaders
 
370
 
 
371
        def __str__(self):
 
372
            return "\n".join(self.rows())
 
373
 
 
374
        if sys.version_info.major == 2:
 
375
            __unicode__ = __str__
 
376
            def __str__(self):
 
377
                return str(self).encode(locale.getpreferredencoding())
 
378
 
 
379
        def rows(self):
 
380
            format_string = self.row_formatting_string()
 
381
            rows = [self.header_line(format_string)]
 
382
            rows.extend(self.client_line(client, format_string)
 
383
                        for client in self.clients)
 
384
            return rows
 
385
 
 
386
        def row_formatting_string(self):
 
387
            "Format string used to format table rows"
 
388
            return " ".join("{{{key}:{width}}}".format(
 
389
                width=max(len(self.tableheaders[key]),
 
390
                          *(len(self.string_from_client(client, key))
 
391
                            for client in self.clients)),
 
392
                key=key)
 
393
                            for key in self.keywords)
 
394
 
 
395
        def string_from_client(self, client, key):
 
396
            return self.valuetostring(client[key], key)
 
397
 
 
398
        @staticmethod
 
399
        def valuetostring(value, keyword):
 
400
            if isinstance(value, dbus.Boolean):
 
401
                return "Yes" if value else "No"
 
402
            if keyword in ("Timeout", "Interval", "ApprovalDelay",
 
403
                           "ApprovalDuration", "ExtendedTimeout"):
 
404
                return milliseconds_to_string(value)
 
405
            return str(value)
 
406
 
 
407
        def header_line(self, format_string):
 
408
            return format_string.format(**self.tableheaders)
 
409
 
 
410
        def client_line(self, client, format_string):
 
411
            return format_string.format(
 
412
                **{key: self.string_from_client(client, key)
 
413
                   for key in self.keywords})
 
414
 
 
415
 
 
416
 
 
417
class DumpJSONCmd(PrintCmd):
 
418
    def output(self, clients):
 
419
        data = {client["Name"]:
 
420
                {key: self.dbus_boolean_to_bool(client[key])
 
421
                 for key in self.all_keywords}
 
422
                for client in clients.values()}
 
423
        return json.dumps(data, indent=4, separators=(',', ': '))
 
424
    @staticmethod
 
425
    def dbus_boolean_to_bool(value):
 
426
        if isinstance(value, dbus.Boolean):
 
427
            value = bool(value)
 
428
        return value
 
429
 
 
430
class IsEnabledCmd(Command):
 
431
    def run_on_one_client(self, client, properties):
 
432
        if self.is_enabled(client, properties):
 
433
            sys.exit(0)
 
434
        sys.exit(1)
 
435
    def is_enabled(self, client, properties):
 
436
        return bool(properties["Enabled"])
 
437
 
 
438
class RemoveCmd(Command):
 
439
    def run_on_one_client(self, client, properties):
 
440
        log.debug("D-Bus: %s:%s:%s.RemoveClient(%r)", busname,
 
441
                  server_path, server_interface,
 
442
                  str(client.__dbus_object_path__))
 
443
        self.mandos.RemoveClient(client.__dbus_object_path__)
 
444
 
 
445
class ApproveCmd(Command):
 
446
    def run_on_one_client(self, client, properties):
 
447
        log.debug("D-Bus: %s:%s.Approve(True)",
 
448
                  client.__dbus_object_path__, client_interface)
 
449
        client.Approve(dbus.Boolean(True),
 
450
                       dbus_interface=client_interface)
 
451
 
 
452
class DenyCmd(Command):
 
453
    def run_on_one_client(self, client, properties):
 
454
        log.debug("D-Bus: %s:%s.Approve(False)",
 
455
                  client.__dbus_object_path__, client_interface)
 
456
        client.Approve(dbus.Boolean(False),
 
457
                       dbus_interface=client_interface)
 
458
 
 
459
class EnableCmd(PropertyCmd):
 
460
    property = "Enabled"
 
461
    value_to_set = dbus.Boolean(True)
 
462
 
 
463
class DisableCmd(PropertyCmd):
 
464
    property = "Enabled"
 
465
    value_to_set = dbus.Boolean(False)
 
466
 
 
467
class BumpTimeoutCmd(PropertyCmd):
 
468
    property = "LastCheckedOK"
 
469
    value_to_set = ""
 
470
 
 
471
class StartCheckerCmd(PropertyCmd):
 
472
    property = "CheckerRunning"
 
473
    value_to_set = dbus.Boolean(True)
 
474
 
 
475
class StopCheckerCmd(PropertyCmd):
 
476
    property = "CheckerRunning"
 
477
    value_to_set = dbus.Boolean(False)
 
478
 
 
479
class ApproveByDefaultCmd(PropertyCmd):
 
480
    property = "ApprovedByDefault"
 
481
    value_to_set = dbus.Boolean(True)
 
482
 
 
483
class DenyByDefaultCmd(PropertyCmd):
 
484
    property = "ApprovedByDefault"
 
485
    value_to_set = dbus.Boolean(False)
 
486
 
 
487
class SetCheckerCmd(PropertyCmd, ValueArgumentMixIn):
 
488
    property = "Checker"
 
489
 
 
490
class SetHostCmd(PropertyCmd, ValueArgumentMixIn):
 
491
    property = "Host"
 
492
 
 
493
class SetSecretCmd(PropertyCmd, ValueArgumentMixIn):
 
494
    @property
 
495
    def value_to_set(self):
 
496
        return self._vts
 
497
    @value_to_set.setter
 
498
    def value_to_set(self, value):
 
499
        """When setting, read data from supplied file object"""
 
500
        self._vts = value.read()
 
501
        value.close()
 
502
    property = "Secret"
 
503
 
 
504
class SetTimeoutCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
505
    property = "Timeout"
 
506
 
 
507
class SetExtendedTimeoutCmd(PropertyCmd,
 
508
                            MillisecondsValueArgumentMixIn):
 
509
    property = "ExtendedTimeout"
 
510
 
 
511
class SetIntervalCmd(PropertyCmd, MillisecondsValueArgumentMixIn):
 
512
    property = "Interval"
 
513
 
 
514
class SetApprovalDelayCmd(PropertyCmd,
 
515
                          MillisecondsValueArgumentMixIn):
 
516
    property = "ApprovalDelay"
 
517
 
 
518
class SetApprovalDurationCmd(PropertyCmd,
 
519
                             MillisecondsValueArgumentMixIn):
 
520
    property = "ApprovalDuration"
 
521
 
 
522
def add_command_line_options(parser):
273
523
    parser.add_argument("--version", action="version",
274
 
                        version = "%(prog)s {0}".format(version),
 
524
                        version="%(prog)s {}".format(version),
275
525
                        help="show version number and exit")
276
526
    parser.add_argument("-a", "--all", action="store_true",
277
527
                        help="Select all clients")
278
528
    parser.add_argument("-v", "--verbose", action="store_true",
279
529
                        help="Print all fields")
280
 
    parser.add_argument("-e", "--enable", action="store_true",
281
 
                        help="Enable client")
282
 
    parser.add_argument("-d", "--disable", action="store_true",
283
 
                        help="disable client")
 
530
    parser.add_argument("-j", "--dump-json", action="store_true",
 
531
                        help="Dump client data in JSON format")
 
532
    enable_disable = parser.add_mutually_exclusive_group()
 
533
    enable_disable.add_argument("-e", "--enable", action="store_true",
 
534
                                help="Enable client")
 
535
    enable_disable.add_argument("-d", "--disable",
 
536
                                action="store_true",
 
537
                                help="disable client")
284
538
    parser.add_argument("-b", "--bump-timeout", action="store_true",
285
539
                        help="Bump timeout for client")
286
 
    parser.add_argument("--start-checker", action="store_true",
287
 
                        help="Start checker for client")
288
 
    parser.add_argument("--stop-checker", action="store_true",
289
 
                        help="Stop checker for client")
 
540
    start_stop_checker = parser.add_mutually_exclusive_group()
 
541
    start_stop_checker.add_argument("--start-checker",
 
542
                                    action="store_true",
 
543
                                    help="Start checker for client")
 
544
    start_stop_checker.add_argument("--stop-checker",
 
545
                                    action="store_true",
 
546
                                    help="Stop checker for client")
290
547
    parser.add_argument("-V", "--is-enabled", action="store_true",
291
548
                        help="Check if client is enabled")
292
549
    parser.add_argument("-r", "--remove", action="store_true",
293
550
                        help="Remove client")
294
551
    parser.add_argument("-c", "--checker",
295
552
                        help="Set checker command for client")
296
 
    parser.add_argument("-t", "--timeout",
 
553
    parser.add_argument("-t", "--timeout", type=string_to_delta,
297
554
                        help="Set timeout for client")
298
 
    parser.add_argument("--extended-timeout",
 
555
    parser.add_argument("--extended-timeout", type=string_to_delta,
299
556
                        help="Set extended timeout for client")
300
 
    parser.add_argument("-i", "--interval",
 
557
    parser.add_argument("-i", "--interval", type=string_to_delta,
301
558
                        help="Set checker interval for client")
302
 
    parser.add_argument("--approve-by-default", action="store_true",
303
 
                        default=None, dest="approved_by_default",
304
 
                        help="Set client to be approved by default")
305
 
    parser.add_argument("--deny-by-default", action="store_false",
306
 
                        dest="approved_by_default",
307
 
                        help="Set client to be denied by default")
308
 
    parser.add_argument("--approval-delay",
 
559
    approve_deny_default = parser.add_mutually_exclusive_group()
 
560
    approve_deny_default.add_argument(
 
561
        "--approve-by-default", action="store_true",
 
562
        default=None, dest="approved_by_default",
 
563
        help="Set client to be approved by default")
 
564
    approve_deny_default.add_argument(
 
565
        "--deny-by-default", action="store_false",
 
566
        dest="approved_by_default",
 
567
        help="Set client to be denied by default")
 
568
    parser.add_argument("--approval-delay", type=string_to_delta,
309
569
                        help="Set delay before client approve/deny")
310
 
    parser.add_argument("--approval-duration",
 
570
    parser.add_argument("--approval-duration", type=string_to_delta,
311
571
                        help="Set duration of one client approval")
312
572
    parser.add_argument("-H", "--host", help="Set host for client")
313
 
    parser.add_argument("-s", "--secret", type=file,
 
573
    parser.add_argument("-s", "--secret",
 
574
                        type=argparse.FileType(mode="rb"),
314
575
                        help="Set password blob (file) for client")
315
 
    parser.add_argument("-A", "--approve", action="store_true",
316
 
                        help="Approve any current client request")
317
 
    parser.add_argument("-D", "--deny", action="store_true",
318
 
                        help="Deny any current client request")
 
576
    approve_deny = parser.add_mutually_exclusive_group()
 
577
    approve_deny.add_argument(
 
578
        "-A", "--approve", action="store_true",
 
579
        help="Approve any current client request")
 
580
    approve_deny.add_argument("-D", "--deny", action="store_true",
 
581
                              help="Deny any current client request")
 
582
    parser.add_argument("--debug", action="store_true",
 
583
                        help="Debug mode (show D-Bus commands)")
319
584
    parser.add_argument("--check", action="store_true",
320
585
                        help="Run self-test")
321
586
    parser.add_argument("client", nargs="*", help="Client name")
322
 
    options = parser.parse_args()
323
 
    
 
587
 
 
588
 
 
589
def commands_from_options(options):
 
590
 
 
591
    commands = []
 
592
 
 
593
    if options.dump_json:
 
594
        commands.append(DumpJSONCmd())
 
595
 
 
596
    if options.enable:
 
597
        commands.append(EnableCmd())
 
598
 
 
599
    if options.disable:
 
600
        commands.append(DisableCmd())
 
601
 
 
602
    if options.bump_timeout:
 
603
        commands.append(BumpTimeoutCmd())
 
604
 
 
605
    if options.start_checker:
 
606
        commands.append(StartCheckerCmd())
 
607
 
 
608
    if options.stop_checker:
 
609
        commands.append(StopCheckerCmd())
 
610
 
 
611
    if options.is_enabled:
 
612
        commands.append(IsEnabledCmd())
 
613
 
 
614
    if options.checker is not None:
 
615
        commands.append(SetCheckerCmd(options.checker))
 
616
 
 
617
    if options.timeout is not None:
 
618
        commands.append(SetTimeoutCmd(options.timeout))
 
619
 
 
620
    if options.extended_timeout:
 
621
        commands.append(
 
622
            SetExtendedTimeoutCmd(options.extended_timeout))
 
623
 
 
624
    if options.interval is not None:
 
625
        commands.append(SetIntervalCmd(options.interval))
 
626
 
 
627
    if options.approved_by_default is not None:
 
628
        if options.approved_by_default:
 
629
            commands.append(ApproveByDefaultCmd())
 
630
        else:
 
631
            commands.append(DenyByDefaultCmd())
 
632
 
 
633
    if options.approval_delay is not None:
 
634
        commands.append(SetApprovalDelayCmd(options.approval_delay))
 
635
 
 
636
    if options.approval_duration is not None:
 
637
        commands.append(
 
638
            SetApprovalDurationCmd(options.approval_duration))
 
639
 
 
640
    if options.host is not None:
 
641
        commands.append(SetHostCmd(options.host))
 
642
 
 
643
    if options.secret is not None:
 
644
        commands.append(SetSecretCmd(options.secret))
 
645
 
 
646
    if options.approve:
 
647
        commands.append(ApproveCmd())
 
648
 
 
649
    if options.deny:
 
650
        commands.append(DenyCmd())
 
651
 
 
652
    if options.remove:
 
653
        commands.append(RemoveCmd())
 
654
 
 
655
    # If no command option has been given, show table of clients,
 
656
    # optionally verbosely
 
657
    if not commands:
 
658
        commands.append(PrintTableCmd(verbose=options.verbose))
 
659
 
 
660
    return commands
 
661
 
 
662
 
 
663
def check_option_syntax(parser, options):
 
664
    """Apply additional restrictions on options, not expressible in
 
665
argparse"""
 
666
 
 
667
    def has_actions(options):
 
668
        return any((options.enable,
 
669
                    options.disable,
 
670
                    options.bump_timeout,
 
671
                    options.start_checker,
 
672
                    options.stop_checker,
 
673
                    options.is_enabled,
 
674
                    options.remove,
 
675
                    options.checker is not None,
 
676
                    options.timeout is not None,
 
677
                    options.extended_timeout is not None,
 
678
                    options.interval is not None,
 
679
                    options.approved_by_default is not None,
 
680
                    options.approval_delay is not None,
 
681
                    options.approval_duration is not None,
 
682
                    options.host is not None,
 
683
                    options.secret is not None,
 
684
                    options.approve,
 
685
                    options.deny))
 
686
 
324
687
    if has_actions(options) and not (options.client or options.all):
325
688
        parser.error("Options require clients names or --all.")
326
689
    if options.verbose and has_actions(options):
327
 
        parser.error("--verbose can only be used alone or with"
328
 
                     " --all.")
 
690
        parser.error("--verbose can only be used alone.")
 
691
    if options.dump_json and (options.verbose
 
692
                              or has_actions(options)):
 
693
        parser.error("--dump-json can only be used alone.")
329
694
    if options.all and not has_actions(options):
330
695
        parser.error("--all requires an action.")
331
 
 
332
 
    if options.check:
333
 
        fail_count, test_count = doctest.testmod()
334
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
335
 
    
 
696
    if options.is_enabled and len(options.client) > 1:
 
697
        parser.error("--is-enabled requires exactly one client")
 
698
    if options.remove:
 
699
        options.remove = False
 
700
        if has_actions(options) and not options.deny:
 
701
            parser.error("--remove can only be combined with --deny")
 
702
        options.remove = True
 
703
 
 
704
 
 
705
def main():
 
706
    parser = argparse.ArgumentParser()
 
707
 
 
708
    add_command_line_options(parser)
 
709
 
 
710
    options = parser.parse_args()
 
711
 
 
712
    check_option_syntax(parser, options)
 
713
 
 
714
    clientnames = options.client
 
715
 
 
716
    if options.debug:
 
717
        log.setLevel(logging.DEBUG)
 
718
 
336
719
    try:
337
720
        bus = dbus.SystemBus()
 
721
        log.debug("D-Bus: Connect to: (name=%r, path=%r)", busname,
 
722
                  server_path)
338
723
        mandos_dbus_objc = bus.get_object(busname, server_path)
339
724
    except dbus.exceptions.DBusException:
340
 
        print("Could not connect to Mandos server",
341
 
              file=sys.stderr)
 
725
        log.critical("Could not connect to Mandos server")
342
726
        sys.exit(1)
343
 
    
 
727
 
344
728
    mandos_serv = dbus.Interface(mandos_dbus_objc,
345
 
                                 dbus_interface = server_interface)
346
 
    
347
 
    #block stderr since dbus library prints to stderr
348
 
    null = os.open(os.path.devnull, os.O_RDWR)
349
 
    stderrcopy = os.dup(sys.stderr.fileno())
350
 
    os.dup2(null, sys.stderr.fileno())
351
 
    os.close(null)
 
729
                                 dbus_interface=server_interface)
 
730
    mandos_serv_object_manager = dbus.Interface(
 
731
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
732
 
 
733
    # Filter out log message from dbus module
 
734
    dbus_logger = logging.getLogger("dbus.proxies")
 
735
    class NullFilter(logging.Filter):
 
736
        def filter(self, record):
 
737
            return False
 
738
    dbus_filter = NullFilter()
352
739
    try:
353
 
        try:
354
 
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
355
 
        finally:
356
 
            #restore stderr
357
 
            os.dup2(stderrcopy, sys.stderr.fileno())
358
 
            os.close(stderrcopy)
359
 
    except dbus.exceptions.DBusException:
360
 
        print("Access denied: Accessing mandos server through dbus.",
361
 
              file=sys.stderr)
 
740
        dbus_logger.addFilter(dbus_filter)
 
741
        log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", busname,
 
742
                  server_path, dbus.OBJECT_MANAGER_IFACE)
 
743
        mandos_clients = {path: ifs_and_props[client_interface]
 
744
                          for path, ifs_and_props in
 
745
                          mandos_serv_object_manager
 
746
                          .GetManagedObjects().items()
 
747
                          if client_interface in ifs_and_props}
 
748
    except dbus.exceptions.DBusException as e:
 
749
        log.critical("Failed to access Mandos server through D-Bus:"
 
750
                     "\n%s", e)
362
751
        sys.exit(1)
363
 
    
 
752
    finally:
 
753
        # restore dbus logger
 
754
        dbus_logger.removeFilter(dbus_filter)
 
755
 
364
756
    # Compile dict of (clients: properties) to process
365
 
    clients={}
366
 
    
367
 
    if options.all or not options.client:
368
 
        clients = dict((bus.get_object(busname, path), properties)
369
 
                       for path, properties in
370
 
                       mandos_clients.iteritems())
 
757
    clients = {}
 
758
 
 
759
    if not clientnames:
 
760
        clients = {bus.get_object(busname, path): properties
 
761
                   for path, properties in mandos_clients.items()}
371
762
    else:
372
 
        for name in options.client:
373
 
            for path, client in mandos_clients.iteritems():
 
763
        for name in clientnames:
 
764
            for path, client in mandos_clients.items():
374
765
                if client["Name"] == name:
375
766
                    client_objc = bus.get_object(busname, path)
376
767
                    clients[client_objc] = client
377
768
                    break
378
769
            else:
379
 
                print("Client not found on server: {0!r}"
380
 
                      .format(name), file=sys.stderr)
 
770
                log.critical("Client not found on server: %r", name)
381
771
                sys.exit(1)
382
 
    
383
 
    if not has_actions(options) and clients:
384
 
        if options.verbose:
385
 
            keywords = ("Name", "Enabled", "Timeout",
386
 
                        "LastCheckedOK", "Created", "Interval",
387
 
                        "Host", "Fingerprint", "CheckerRunning",
388
 
                        "LastEnabled", "ApprovalPending",
389
 
                        "ApprovedByDefault",
390
 
                        "LastApprovalRequest", "ApprovalDelay",
391
 
                        "ApprovalDuration", "Checker",
392
 
                        "ExtendedTimeout")
393
 
        else:
394
 
            keywords = defaultkeywords
395
 
        
396
 
        print_clients(clients.values(), keywords)
397
 
    else:
398
 
        # Process each client in the list by all selected options
399
 
        for client in clients:
400
 
            def set_client_prop(prop, value):
401
 
                """Set a Client D-Bus property"""
402
 
                client.Set(client_interface, prop, value,
403
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
404
 
            def set_client_prop_ms(prop, value):
405
 
                """Set a Client D-Bus property, converted
406
 
                from a string to milliseconds."""
407
 
                set_client_prop(prop,
408
 
                                timedelta_to_milliseconds
409
 
                                (string_to_delta(value)))
410
 
            if options.remove:
411
 
                mandos_serv.RemoveClient(client.__dbus_object_path__)
412
 
            if options.enable:
413
 
                set_client_prop("Enabled", dbus.Boolean(True))
414
 
            if options.disable:
415
 
                set_client_prop("Enabled", dbus.Boolean(False))
416
 
            if options.bump_timeout:
417
 
                set_client_prop("LastCheckedOK", "")
418
 
            if options.start_checker:
419
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
420
 
            if options.stop_checker:
421
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
422
 
            if options.is_enabled:
423
 
                sys.exit(0 if client.Get(client_interface,
424
 
                                         "Enabled",
425
 
                                         dbus_interface=
426
 
                                         dbus.PROPERTIES_IFACE)
427
 
                         else 1)
428
 
            if options.checker is not None:
429
 
                set_client_prop("Checker", options.checker)
430
 
            if options.host is not None:
431
 
                set_client_prop("Host", options.host)
432
 
            if options.interval is not None:
433
 
                set_client_prop_ms("Interval", options.interval)
434
 
            if options.approval_delay is not None:
435
 
                set_client_prop_ms("ApprovalDelay",
436
 
                                   options.approval_delay)
437
 
            if options.approval_duration is not None:
438
 
                set_client_prop_ms("ApprovalDuration",
439
 
                                   options.approval_duration)
440
 
            if options.timeout is not None:
441
 
                set_client_prop_ms("Timeout", options.timeout)
442
 
            if options.extended_timeout is not None:
443
 
                set_client_prop_ms("ExtendedTimeout",
444
 
                                   options.extended_timeout)
445
 
            if options.secret is not None:
446
 
                set_client_prop("Secret",
447
 
                                dbus.ByteArray(options.secret.read()))
448
 
            if options.approved_by_default is not None:
449
 
                set_client_prop("ApprovedByDefault",
450
 
                                dbus.Boolean(options
451
 
                                             .approved_by_default))
452
 
            if options.approve:
453
 
                client.Approve(dbus.Boolean(True),
454
 
                               dbus_interface=client_interface)
455
 
            elif options.deny:
456
 
                client.Approve(dbus.Boolean(False),
457
 
                               dbus_interface=client_interface)
 
772
 
 
773
    # Run all commands on clients
 
774
    commands = commands_from_options(options)
 
775
    for command in commands:
 
776
        command.run(mandos_serv, clients)
 
777
 
 
778
 
 
779
class Test_milliseconds_to_string(unittest.TestCase):
 
780
    def test_all(self):
 
781
        self.assertEqual(milliseconds_to_string(93785000),
 
782
                         "1T02:03:05")
 
783
    def test_no_days(self):
 
784
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
 
785
    def test_all_zero(self):
 
786
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
 
787
    def test_no_fractional_seconds(self):
 
788
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
 
789
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
 
790
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
 
791
 
 
792
class Test_string_to_delta(unittest.TestCase):
 
793
    def test_handles_basic_rfc3339(self):
 
794
        self.assertEqual(string_to_delta("PT0S"),
 
795
                         datetime.timedelta())
 
796
        self.assertEqual(string_to_delta("P0D"),
 
797
                         datetime.timedelta())
 
798
        self.assertEqual(string_to_delta("PT1S"),
 
799
                         datetime.timedelta(0, 1))
 
800
        self.assertEqual(string_to_delta("PT2H"),
 
801
                         datetime.timedelta(0, 7200))
 
802
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
803
        # assertLogs only exists in Python 3.4
 
804
        if hasattr(self, "assertLogs"):
 
805
            with self.assertLogs(log, logging.WARNING):
 
806
                value = string_to_delta("2h")
 
807
        else:
 
808
            class WarningFilter(logging.Filter):
 
809
                """Don't show, but record the presence of, warnings"""
 
810
                def filter(self, record):
 
811
                    is_warning = record.levelno >= logging.WARNING
 
812
                    self.found = is_warning or getattr(self, "found",
 
813
                                                       False)
 
814
                    return not is_warning
 
815
            warning_filter = WarningFilter()
 
816
            log.addFilter(warning_filter)
 
817
            try:
 
818
                value = string_to_delta("2h")
 
819
            finally:
 
820
                log.removeFilter(warning_filter)
 
821
            self.assertTrue(getattr(warning_filter, "found", False))
 
822
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
823
 
 
824
 
 
825
class TestCmd(unittest.TestCase):
 
826
    """Abstract class for tests of command classes"""
 
827
    def setUp(self):
 
828
        testcase = self
 
829
        class MockClient(object):
 
830
            def __init__(self, name, **attributes):
 
831
                self.__dbus_object_path__ = "objpath_{}".format(name)
 
832
                self.attributes = attributes
 
833
                self.attributes["Name"] = name
 
834
                self.calls = []
 
835
            def Set(self, interface, property, value, dbus_interface):
 
836
                testcase.assertEqual(interface, client_interface)
 
837
                testcase.assertEqual(dbus_interface,
 
838
                                     dbus.PROPERTIES_IFACE)
 
839
                self.attributes[property] = value
 
840
            def Get(self, interface, property, dbus_interface):
 
841
                testcase.assertEqual(interface, client_interface)
 
842
                testcase.assertEqual(dbus_interface,
 
843
                                     dbus.PROPERTIES_IFACE)
 
844
                return self.attributes[property]
 
845
            def Approve(self, approve, dbus_interface):
 
846
                testcase.assertEqual(dbus_interface, client_interface)
 
847
                self.calls.append(("Approve", (approve,
 
848
                                               dbus_interface)))
 
849
        self.client = MockClient(
 
850
            "foo",
 
851
            KeyID=("92ed150794387c03ce684574b1139a65"
 
852
                   "94a34f895daaaf09fd8ea90a27cddb12"),
 
853
            Secret=b"secret",
 
854
            Host="foo.example.org",
 
855
            Enabled=dbus.Boolean(True),
 
856
            Timeout=300000,
 
857
            LastCheckedOK="2019-02-03T00:00:00",
 
858
            Created="2019-01-02T00:00:00",
 
859
            Interval=120000,
 
860
            Fingerprint=("778827225BA7DE539C5A"
 
861
                         "7CFA59CFF7CDBD9A5920"),
 
862
            CheckerRunning=dbus.Boolean(False),
 
863
            LastEnabled="2019-01-03T00:00:00",
 
864
            ApprovalPending=dbus.Boolean(False),
 
865
            ApprovedByDefault=dbus.Boolean(True),
 
866
            LastApprovalRequest="",
 
867
            ApprovalDelay=0,
 
868
            ApprovalDuration=1000,
 
869
            Checker="fping -q -- %(host)s",
 
870
            ExtendedTimeout=900000,
 
871
            Expires="2019-02-04T00:00:00",
 
872
            LastCheckerStatus=0)
 
873
        self.other_client = MockClient(
 
874
            "barbar",
 
875
            KeyID=("0558568eedd67d622f5c83b35a115f79"
 
876
                   "6ab612cff5ad227247e46c2b020f441c"),
 
877
            Secret=b"secretbar",
 
878
            Host="192.0.2.3",
 
879
            Enabled=dbus.Boolean(True),
 
880
            Timeout=300000,
 
881
            LastCheckedOK="2019-02-04T00:00:00",
 
882
            Created="2019-01-03T00:00:00",
 
883
            Interval=120000,
 
884
            Fingerprint=("3E393AEAEFB84C7E89E2"
 
885
                         "F547B3A107558FCA3A27"),
 
886
            CheckerRunning=dbus.Boolean(True),
 
887
            LastEnabled="2019-01-04T00:00:00",
 
888
            ApprovalPending=dbus.Boolean(False),
 
889
            ApprovedByDefault=dbus.Boolean(False),
 
890
            LastApprovalRequest="2019-01-03T00:00:00",
 
891
            ApprovalDelay=30000,
 
892
            ApprovalDuration=1000,
 
893
            Checker=":",
 
894
            ExtendedTimeout=900000,
 
895
            Expires="2019-02-05T00:00:00",
 
896
            LastCheckerStatus=-2)
 
897
        self.clients =  collections.OrderedDict(
 
898
            [
 
899
                (self.client, self.client.attributes),
 
900
                (self.other_client, self.other_client.attributes),
 
901
            ])
 
902
        self.one_client = {self.client: self.client.attributes}
 
903
 
 
904
class TestPrintTableCmd(TestCmd):
 
905
    def test_normal(self):
 
906
        output = PrintTableCmd().output(self.clients)
 
907
        expected_output = """
 
908
Name   Enabled Timeout  Last Successful Check
 
909
foo    Yes     00:05:00 2019-02-03T00:00:00  
 
910
barbar Yes     00:05:00 2019-02-04T00:00:00  
 
911
"""[1:-1]
 
912
        self.assertEqual(output, expected_output)
 
913
    def test_verbose(self):
 
914
        output = PrintTableCmd(verbose=True).output(self.clients)
 
915
        expected_output = """
 
916
Name   Enabled Timeout  Last Successful Check Created             Interval Host            Key ID                                                           Fingerprint                              Check Is Running Last Enabled        Approval Is Pending Approved By Default Last Approval Request Approval Delay Approval Duration Checker              Extended Timeout Expires             Last Checker Status
 
917
foo    Yes     00:05:00 2019-02-03T00:00:00   2019-01-02T00:00:00 00:02:00 foo.example.org 92ed150794387c03ce684574b1139a6594a34f895daaaf09fd8ea90a27cddb12 778827225BA7DE539C5A7CFA59CFF7CDBD9A5920 No               2019-01-03T00:00:00 No                  Yes                                       00:00:00       00:00:01          fping -q -- %(host)s 00:15:00         2019-02-04T00:00:00 0                  
 
918
barbar Yes     00:05:00 2019-02-04T00:00:00   2019-01-03T00:00:00 00:02:00 192.0.2.3       0558568eedd67d622f5c83b35a115f796ab612cff5ad227247e46c2b020f441c 3E393AEAEFB84C7E89E2F547B3A107558FCA3A27 Yes              2019-01-04T00:00:00 No                  No                  2019-01-03T00:00:00   00:00:30       00:00:01          :                    00:15:00         2019-02-05T00:00:00 -2                 
 
919
"""[1:-1]
 
920
        self.assertEqual(output, expected_output)
 
921
    def test_one_client(self):
 
922
        output = PrintTableCmd().output(self.one_client)
 
923
        expected_output = """
 
924
Name Enabled Timeout  Last Successful Check
 
925
foo  Yes     00:05:00 2019-02-03T00:00:00  
 
926
"""[1:-1]
 
927
        self.assertEqual(output, expected_output)
 
928
 
 
929
class TestDumpJSONCmd(TestCmd):
 
930
    def setUp(self):
 
931
        self.expected_json = {
 
932
            "foo": {
 
933
                "Name": "foo",
 
934
                "KeyID": ("92ed150794387c03ce684574b1139a65"
 
935
                          "94a34f895daaaf09fd8ea90a27cddb12"),
 
936
                "Host": "foo.example.org",
 
937
                "Enabled": True,
 
938
                "Timeout": 300000,
 
939
                "LastCheckedOK": "2019-02-03T00:00:00",
 
940
                "Created": "2019-01-02T00:00:00",
 
941
                "Interval": 120000,
 
942
                "Fingerprint": ("778827225BA7DE539C5A"
 
943
                                "7CFA59CFF7CDBD9A5920"),
 
944
                "CheckerRunning": False,
 
945
                "LastEnabled": "2019-01-03T00:00:00",
 
946
                "ApprovalPending": False,
 
947
                "ApprovedByDefault": True,
 
948
                "LastApprovalRequest": "",
 
949
                "ApprovalDelay": 0,
 
950
                "ApprovalDuration": 1000,
 
951
                "Checker": "fping -q -- %(host)s",
 
952
                "ExtendedTimeout": 900000,
 
953
                "Expires": "2019-02-04T00:00:00",
 
954
                "LastCheckerStatus": 0,
 
955
            },
 
956
            "barbar": {
 
957
                "Name": "barbar",
 
958
                "KeyID": ("0558568eedd67d622f5c83b35a115f79"
 
959
                          "6ab612cff5ad227247e46c2b020f441c"),
 
960
                "Host": "192.0.2.3",
 
961
                "Enabled": True,
 
962
                "Timeout": 300000,
 
963
                "LastCheckedOK": "2019-02-04T00:00:00",
 
964
                "Created": "2019-01-03T00:00:00",
 
965
                "Interval": 120000,
 
966
                "Fingerprint": ("3E393AEAEFB84C7E89E2"
 
967
                                "F547B3A107558FCA3A27"),
 
968
                "CheckerRunning": True,
 
969
                "LastEnabled": "2019-01-04T00:00:00",
 
970
                "ApprovalPending": False,
 
971
                "ApprovedByDefault": False,
 
972
                "LastApprovalRequest": "2019-01-03T00:00:00",
 
973
                "ApprovalDelay": 30000,
 
974
                "ApprovalDuration": 1000,
 
975
                "Checker": ":",
 
976
                "ExtendedTimeout": 900000,
 
977
                "Expires": "2019-02-05T00:00:00",
 
978
                "LastCheckerStatus": -2,
 
979
            },
 
980
        }
 
981
        return super(TestDumpJSONCmd, self).setUp()
 
982
    def test_normal(self):
 
983
        json_data = json.loads(DumpJSONCmd().output(self.clients))
 
984
        self.assertDictEqual(json_data, self.expected_json)
 
985
    def test_one_client(self):
 
986
        clients = self.one_client
 
987
        json_data = json.loads(DumpJSONCmd().output(clients))
 
988
        expected_json = {"foo": self.expected_json["foo"]}
 
989
        self.assertDictEqual(json_data, expected_json)
 
990
 
 
991
class TestIsEnabledCmd(TestCmd):
 
992
    def test_is_enabled(self):
 
993
        self.assertTrue(all(IsEnabledCmd().is_enabled(client, properties)
 
994
                            for client, properties in self.clients.items()))
 
995
    def test_is_enabled_run_exits_successfully(self):
 
996
        with self.assertRaises(SystemExit) as e:
 
997
            IsEnabledCmd().run(None, self.one_client)
 
998
        if e.exception.code is not None:
 
999
            self.assertEqual(e.exception.code, 0)
 
1000
        else:
 
1001
            self.assertIsNone(e.exception.code)
 
1002
    def test_is_enabled_run_exits_with_failure(self):
 
1003
        self.client.attributes["Enabled"] = dbus.Boolean(False)
 
1004
        with self.assertRaises(SystemExit) as e:
 
1005
            IsEnabledCmd().run(None, self.one_client)
 
1006
        if isinstance(e.exception.code, int):
 
1007
            self.assertNotEqual(e.exception.code, 0)
 
1008
        else:
 
1009
            self.assertIsNotNone(e.exception.code)
 
1010
 
 
1011
class TestRemoveCmd(TestCmd):
 
1012
    def test_remove(self):
 
1013
        class MockMandos(object):
 
1014
            def __init__(self):
 
1015
                self.calls = []
 
1016
            def RemoveClient(self, dbus_path):
 
1017
                self.calls.append(("RemoveClient", (dbus_path,)))
 
1018
        mandos = MockMandos()
 
1019
        super(TestRemoveCmd, self).setUp()
 
1020
        RemoveCmd().run(mandos, self.clients)
 
1021
        self.assertEqual(len(mandos.calls), 2)
 
1022
        for client in self.clients:
 
1023
            self.assertIn(("RemoveClient",
 
1024
                           (client.__dbus_object_path__,)),
 
1025
                          mandos.calls)
 
1026
 
 
1027
class TestApproveCmd(TestCmd):
 
1028
    def test_approve(self):
 
1029
        ApproveCmd().run(None, self.clients)
 
1030
        for client in self.clients:
 
1031
            self.assertIn(("Approve", (True, client_interface)),
 
1032
                          client.calls)
 
1033
 
 
1034
class TestDenyCmd(TestCmd):
 
1035
    def test_deny(self):
 
1036
        DenyCmd().run(None, self.clients)
 
1037
        for client in self.clients:
 
1038
            self.assertIn(("Approve", (False, client_interface)),
 
1039
                          client.calls)
 
1040
 
 
1041
class TestEnableCmd(TestCmd):
 
1042
    def test_enable(self):
 
1043
        for client in self.clients:
 
1044
            client.attributes["Enabled"] = False
 
1045
 
 
1046
        EnableCmd().run(None, self.clients)
 
1047
 
 
1048
        for client in self.clients:
 
1049
            self.assertTrue(client.attributes["Enabled"])
 
1050
 
 
1051
class TestDisableCmd(TestCmd):
 
1052
    def test_disable(self):
 
1053
        DisableCmd().run(None, self.clients)
 
1054
 
 
1055
        for client in self.clients:
 
1056
            self.assertFalse(client.attributes["Enabled"])
 
1057
 
 
1058
class Unique(object):
 
1059
    """Class for objects which exist only to be unique objects, since
 
1060
unittest.mock.sentinel only exists in Python 3.3"""
 
1061
 
 
1062
class TestPropertyCmd(TestCmd):
 
1063
    """Abstract class for tests of PropertyCmd classes"""
 
1064
    def runTest(self):
 
1065
        if not hasattr(self, "command"):
 
1066
            return
 
1067
        values_to_get = getattr(self, "values_to_get",
 
1068
                                self.values_to_set)
 
1069
        for value_to_set, value_to_get in zip(self.values_to_set,
 
1070
                                              values_to_get):
 
1071
            for client in self.clients:
 
1072
                old_value = client.attributes[self.property]
 
1073
                self.assertNotIsInstance(old_value, Unique)
 
1074
                client.attributes[self.property] = Unique()
 
1075
            self.run_command(value_to_set, self.clients)
 
1076
            for client in self.clients:
 
1077
                value = client.attributes[self.property]
 
1078
                self.assertNotIsInstance(value, Unique)
 
1079
                self.assertEqual(value, value_to_get)
 
1080
    def run_command(self, value, clients):
 
1081
        self.command().run(None, clients)
 
1082
 
 
1083
class TestBumpTimeoutCmd(TestPropertyCmd):
 
1084
    command = BumpTimeoutCmd
 
1085
    property = "LastCheckedOK"
 
1086
    values_to_set = [""]
 
1087
 
 
1088
class TestStartCheckerCmd(TestPropertyCmd):
 
1089
    command = StartCheckerCmd
 
1090
    property = "CheckerRunning"
 
1091
    values_to_set = [dbus.Boolean(True)]
 
1092
 
 
1093
class TestStopCheckerCmd(TestPropertyCmd):
 
1094
    command = StopCheckerCmd
 
1095
    property = "CheckerRunning"
 
1096
    values_to_set = [dbus.Boolean(False)]
 
1097
 
 
1098
class TestApproveByDefaultCmd(TestPropertyCmd):
 
1099
    command = ApproveByDefaultCmd
 
1100
    property = "ApprovedByDefault"
 
1101
    values_to_set = [dbus.Boolean(True)]
 
1102
 
 
1103
class TestDenyByDefaultCmd(TestPropertyCmd):
 
1104
    command = DenyByDefaultCmd
 
1105
    property = "ApprovedByDefault"
 
1106
    values_to_set = [dbus.Boolean(False)]
 
1107
 
 
1108
class TestValueArgumentPropertyCmd(TestPropertyCmd):
 
1109
    """Abstract class for tests of PropertyCmd classes using the
 
1110
ValueArgumentMixIn"""
 
1111
    def runTest(self):
 
1112
        if type(self) is TestValueArgumentPropertyCmd:
 
1113
            return
 
1114
        return super(TestValueArgumentPropertyCmd, self).runTest()
 
1115
    def run_command(self, value, clients):
 
1116
        self.command(value).run(None, clients)
 
1117
 
 
1118
class TestSetCheckerCmd(TestValueArgumentPropertyCmd):
 
1119
    command = SetCheckerCmd
 
1120
    property = "Checker"
 
1121
    values_to_set = ["", ":", "fping -q -- %s"]
 
1122
 
 
1123
class TestSetHostCmd(TestValueArgumentPropertyCmd):
 
1124
    command = SetHostCmd
 
1125
    property = "Host"
 
1126
    values_to_set = ["192.0.2.3", "foo.example.org"]
 
1127
 
 
1128
class TestSetSecretCmd(TestValueArgumentPropertyCmd):
 
1129
    command = SetSecretCmd
 
1130
    property = "Secret"
 
1131
    values_to_set = [io.BytesIO(b""),
 
1132
                     io.BytesIO(b"secret\0xyzzy\nbar")]
 
1133
    values_to_get = [b"", b"secret\0xyzzy\nbar"]
 
1134
 
 
1135
class TestSetTimeoutCmd(TestValueArgumentPropertyCmd):
 
1136
    command = SetTimeoutCmd
 
1137
    property = "Timeout"
 
1138
    values_to_set = [datetime.timedelta(),
 
1139
                     datetime.timedelta(minutes=5),
 
1140
                     datetime.timedelta(seconds=1),
 
1141
                     datetime.timedelta(weeks=1),
 
1142
                     datetime.timedelta(weeks=52)]
 
1143
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1144
 
 
1145
class TestSetExtendedTimeoutCmd(TestValueArgumentPropertyCmd):
 
1146
    command = SetExtendedTimeoutCmd
 
1147
    property = "ExtendedTimeout"
 
1148
    values_to_set = [datetime.timedelta(),
 
1149
                     datetime.timedelta(minutes=5),
 
1150
                     datetime.timedelta(seconds=1),
 
1151
                     datetime.timedelta(weeks=1),
 
1152
                     datetime.timedelta(weeks=52)]
 
1153
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1154
 
 
1155
class TestSetIntervalCmd(TestValueArgumentPropertyCmd):
 
1156
    command = SetIntervalCmd
 
1157
    property = "Interval"
 
1158
    values_to_set = [datetime.timedelta(),
 
1159
                     datetime.timedelta(minutes=5),
 
1160
                     datetime.timedelta(seconds=1),
 
1161
                     datetime.timedelta(weeks=1),
 
1162
                     datetime.timedelta(weeks=52)]
 
1163
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1164
 
 
1165
class TestSetApprovalDelayCmd(TestValueArgumentPropertyCmd):
 
1166
    command = SetApprovalDelayCmd
 
1167
    property = "ApprovalDelay"
 
1168
    values_to_set = [datetime.timedelta(),
 
1169
                     datetime.timedelta(minutes=5),
 
1170
                     datetime.timedelta(seconds=1),
 
1171
                     datetime.timedelta(weeks=1),
 
1172
                     datetime.timedelta(weeks=52)]
 
1173
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1174
 
 
1175
class TestSetApprovalDurationCmd(TestValueArgumentPropertyCmd):
 
1176
    command = SetApprovalDurationCmd
 
1177
    property = "ApprovalDuration"
 
1178
    values_to_set = [datetime.timedelta(),
 
1179
                     datetime.timedelta(minutes=5),
 
1180
                     datetime.timedelta(seconds=1),
 
1181
                     datetime.timedelta(weeks=1),
 
1182
                     datetime.timedelta(weeks=52)]
 
1183
    values_to_get = [0, 300000, 1000, 604800000, 31449600000]
 
1184
 
 
1185
class Test_command_from_options(unittest.TestCase):
 
1186
    def setUp(self):
 
1187
        self.parser = argparse.ArgumentParser()
 
1188
        add_command_line_options(self.parser)
 
1189
    def assert_command_from_args(self, args, command_cls, **cmd_attrs):
 
1190
        """Assert that parsing ARGS should result in an instance of
 
1191
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
 
1192
        options = self.parser.parse_args(args)
 
1193
        check_option_syntax(self.parser, options)
 
1194
        commands = commands_from_options(options)
 
1195
        self.assertEqual(len(commands), 1)
 
1196
        command = commands[0]
 
1197
        self.assertIsInstance(command, command_cls)
 
1198
        for key, value in cmd_attrs.items():
 
1199
            self.assertEqual(getattr(command, key), value)
 
1200
    def test_print_table(self):
 
1201
        self.assert_command_from_args([], PrintTableCmd,
 
1202
                                      verbose=False)
 
1203
 
 
1204
    def test_print_table_verbose(self):
 
1205
        self.assert_command_from_args(["--verbose"], PrintTableCmd,
 
1206
                                      verbose=True)
 
1207
 
 
1208
    def test_print_table_verbose_short(self):
 
1209
        self.assert_command_from_args(["-v"], PrintTableCmd,
 
1210
                                      verbose=True)
 
1211
 
 
1212
    def test_enable(self):
 
1213
        self.assert_command_from_args(["--enable", "foo"], EnableCmd)
 
1214
 
 
1215
    def test_enable_short(self):
 
1216
        self.assert_command_from_args(["-e", "foo"], EnableCmd)
 
1217
 
 
1218
    def test_disable(self):
 
1219
        self.assert_command_from_args(["--disable", "foo"],
 
1220
                                      DisableCmd)
 
1221
 
 
1222
    def test_disable_short(self):
 
1223
        self.assert_command_from_args(["-d", "foo"], DisableCmd)
 
1224
 
 
1225
    def test_bump_timeout(self):
 
1226
        self.assert_command_from_args(["--bump-timeout", "foo"],
 
1227
                                      BumpTimeoutCmd)
 
1228
 
 
1229
    def test_bump_timeout_short(self):
 
1230
        self.assert_command_from_args(["-b", "foo"], BumpTimeoutCmd)
 
1231
 
 
1232
    def test_start_checker(self):
 
1233
        self.assert_command_from_args(["--start-checker", "foo"],
 
1234
                                      StartCheckerCmd)
 
1235
 
 
1236
    def test_stop_checker(self):
 
1237
        self.assert_command_from_args(["--stop-checker", "foo"],
 
1238
                                      StopCheckerCmd)
 
1239
 
 
1240
    def test_remove(self):
 
1241
        self.assert_command_from_args(["--remove", "foo"],
 
1242
                                      RemoveCmd)
 
1243
 
 
1244
    def test_remove_short(self):
 
1245
        self.assert_command_from_args(["-r", "foo"], RemoveCmd)
 
1246
 
 
1247
    def test_checker(self):
 
1248
        self.assert_command_from_args(["--checker", ":", "foo"],
 
1249
                                      SetCheckerCmd, value_to_set=":")
 
1250
 
 
1251
    def test_checker_empty(self):
 
1252
        self.assert_command_from_args(["--checker", "", "foo"],
 
1253
                                      SetCheckerCmd, value_to_set="")
 
1254
 
 
1255
    def test_checker_short(self):
 
1256
        self.assert_command_from_args(["-c", ":", "foo"],
 
1257
                                      SetCheckerCmd, value_to_set=":")
 
1258
 
 
1259
    def test_timeout(self):
 
1260
        self.assert_command_from_args(["--timeout", "PT5M", "foo"],
 
1261
                                      SetTimeoutCmd,
 
1262
                                      value_to_set=300000)
 
1263
 
 
1264
    def test_timeout_short(self):
 
1265
        self.assert_command_from_args(["-t", "PT5M", "foo"],
 
1266
                                      SetTimeoutCmd,
 
1267
                                      value_to_set=300000)
 
1268
 
 
1269
    def test_extended_timeout(self):
 
1270
        self.assert_command_from_args(["--extended-timeout", "PT15M",
 
1271
                                       "foo"],
 
1272
                                      SetExtendedTimeoutCmd,
 
1273
                                      value_to_set=900000)
 
1274
 
 
1275
    def test_interval(self):
 
1276
        self.assert_command_from_args(["--interval", "PT2M", "foo"],
 
1277
                                      SetIntervalCmd,
 
1278
                                      value_to_set=120000)
 
1279
 
 
1280
    def test_interval_short(self):
 
1281
        self.assert_command_from_args(["-i", "PT2M", "foo"],
 
1282
                                      SetIntervalCmd,
 
1283
                                      value_to_set=120000)
 
1284
 
 
1285
    def test_approve_by_default(self):
 
1286
        self.assert_command_from_args(["--approve-by-default", "foo"],
 
1287
                                      ApproveByDefaultCmd)
 
1288
 
 
1289
    def test_deny_by_default(self):
 
1290
        self.assert_command_from_args(["--deny-by-default", "foo"],
 
1291
                                      DenyByDefaultCmd)
 
1292
 
 
1293
    def test_approval_delay(self):
 
1294
        self.assert_command_from_args(["--approval-delay", "PT30S",
 
1295
                                       "foo"], SetApprovalDelayCmd,
 
1296
                                      value_to_set=30000)
 
1297
 
 
1298
    def test_approval_duration(self):
 
1299
        self.assert_command_from_args(["--approval-duration", "PT1S",
 
1300
                                       "foo"], SetApprovalDurationCmd,
 
1301
                                      value_to_set=1000)
 
1302
 
 
1303
    def test_host(self):
 
1304
        self.assert_command_from_args(["--host", "foo.example.org",
 
1305
                                       "foo"], SetHostCmd,
 
1306
                                      value_to_set="foo.example.org")
 
1307
 
 
1308
    def test_host_short(self):
 
1309
        self.assert_command_from_args(["-H", "foo.example.org",
 
1310
                                       "foo"], SetHostCmd,
 
1311
                                      value_to_set="foo.example.org")
 
1312
 
 
1313
    def test_secret_devnull(self):
 
1314
        self.assert_command_from_args(["--secret", os.path.devnull,
 
1315
                                       "foo"], SetSecretCmd,
 
1316
                                      value_to_set=b"")
 
1317
 
 
1318
    def test_secret_tempfile(self):
 
1319
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1320
            value = b"secret\0xyzzy\nbar"
 
1321
            f.write(value)
 
1322
            f.seek(0)
 
1323
            self.assert_command_from_args(["--secret", f.name,
 
1324
                                           "foo"], SetSecretCmd,
 
1325
                                          value_to_set=value)
 
1326
 
 
1327
    def test_secret_devnull_short(self):
 
1328
        self.assert_command_from_args(["-s", os.path.devnull, "foo"],
 
1329
                                      SetSecretCmd, value_to_set=b"")
 
1330
 
 
1331
    def test_secret_tempfile_short(self):
 
1332
        with tempfile.NamedTemporaryFile(mode="r+b") as f:
 
1333
            value = b"secret\0xyzzy\nbar"
 
1334
            f.write(value)
 
1335
            f.seek(0)
 
1336
            self.assert_command_from_args(["-s", f.name, "foo"],
 
1337
                                          SetSecretCmd,
 
1338
                                          value_to_set=value)
 
1339
 
 
1340
    def test_approve(self):
 
1341
        self.assert_command_from_args(["--approve", "foo"],
 
1342
                                      ApproveCmd)
 
1343
 
 
1344
    def test_approve_short(self):
 
1345
        self.assert_command_from_args(["-A", "foo"], ApproveCmd)
 
1346
 
 
1347
    def test_deny(self):
 
1348
        self.assert_command_from_args(["--deny", "foo"], DenyCmd)
 
1349
 
 
1350
    def test_deny_short(self):
 
1351
        self.assert_command_from_args(["-D", "foo"], DenyCmd)
 
1352
 
 
1353
    def test_dump_json(self):
 
1354
        self.assert_command_from_args(["--dump-json"], DumpJSONCmd)
 
1355
 
 
1356
    def test_is_enabled(self):
 
1357
        self.assert_command_from_args(["--is-enabled", "foo"],
 
1358
                                      IsEnabledCmd)
 
1359
 
 
1360
    def test_is_enabled_short(self):
 
1361
        self.assert_command_from_args(["-V", "foo"], IsEnabledCmd)
 
1362
 
 
1363
    def test_deny_before_remove(self):
 
1364
        options = self.parser.parse_args(["--deny", "--remove", "foo"])
 
1365
        check_option_syntax(self.parser, options)
 
1366
        commands = commands_from_options(options)
 
1367
        self.assertEqual(len(commands), 2)
 
1368
        self.assertIsInstance(commands[0], DenyCmd)
 
1369
        self.assertIsInstance(commands[1], RemoveCmd)
 
1370
 
 
1371
    def test_deny_before_remove_reversed(self):
 
1372
        options = self.parser.parse_args(["--remove", "--deny", "--all"])
 
1373
        check_option_syntax(self.parser, options)
 
1374
        commands = commands_from_options(options)
 
1375
        self.assertEqual(len(commands), 2)
 
1376
        self.assertIsInstance(commands[0], DenyCmd)
 
1377
        self.assertIsInstance(commands[1], RemoveCmd)
 
1378
 
 
1379
 
 
1380
class Test_check_option_syntax(unittest.TestCase):
 
1381
    # This mostly corresponds to the definition from has_actions() in
 
1382
    # check_option_syntax()
 
1383
    actions = {
 
1384
        # The actual values set here are not that important, but we do
 
1385
        # at least stick to the correct types, even though they are
 
1386
        # never used
 
1387
        "enable": True,
 
1388
        "disable": True,
 
1389
        "bump_timeout": True,
 
1390
        "start_checker": True,
 
1391
        "stop_checker": True,
 
1392
        "is_enabled": True,
 
1393
        "remove": True,
 
1394
        "checker": "x",
 
1395
        "timeout": datetime.timedelta(),
 
1396
        "extended_timeout": datetime.timedelta(),
 
1397
        "interval": datetime.timedelta(),
 
1398
        "approved_by_default": True,
 
1399
        "approval_delay": datetime.timedelta(),
 
1400
        "approval_duration": datetime.timedelta(),
 
1401
        "host": "x",
 
1402
        "secret": io.BytesIO(b"x"),
 
1403
        "approve": True,
 
1404
        "deny": True,
 
1405
    }
 
1406
 
 
1407
    def setUp(self):
 
1408
        self.parser = argparse.ArgumentParser()
 
1409
        add_command_line_options(self.parser)
 
1410
 
 
1411
    @contextlib.contextmanager
 
1412
    def assertParseError(self):
 
1413
        with self.assertRaises(SystemExit) as e:
 
1414
            with self.temporarily_suppress_stderr():
 
1415
                yield
 
1416
        # Exit code from argparse is guaranteed to be "2".  Reference:
 
1417
        # https://docs.python.org/3/library/argparse.html#exiting-methods
 
1418
        self.assertEqual(e.exception.code, 2)
 
1419
 
 
1420
    @staticmethod
 
1421
    @contextlib.contextmanager
 
1422
    def temporarily_suppress_stderr():
 
1423
        null = os.open(os.path.devnull, os.O_RDWR)
 
1424
        stderrcopy = os.dup(sys.stderr.fileno())
 
1425
        os.dup2(null, sys.stderr.fileno())
 
1426
        os.close(null)
 
1427
        try:
 
1428
            yield
 
1429
        finally:
 
1430
            # restore stderr
 
1431
            os.dup2(stderrcopy, sys.stderr.fileno())
 
1432
            os.close(stderrcopy)
 
1433
 
 
1434
    def check_option_syntax(self, options):
 
1435
        check_option_syntax(self.parser, options)
 
1436
 
 
1437
    def test_actions_requires_client_or_all(self):
 
1438
        for action, value in self.actions.items():
 
1439
            options = self.parser.parse_args()
 
1440
            setattr(options, action, value)
 
1441
            with self.assertParseError():
 
1442
                self.check_option_syntax(options)
 
1443
 
 
1444
    def test_actions_conflicts_with_verbose(self):
 
1445
        for action, value in self.actions.items():
 
1446
            options = self.parser.parse_args()
 
1447
            setattr(options, action, value)
 
1448
            options.verbose = True
 
1449
            with self.assertParseError():
 
1450
                self.check_option_syntax(options)
 
1451
 
 
1452
    def test_dump_json_conflicts_with_verbose(self):
 
1453
        options = self.parser.parse_args()
 
1454
        options.dump_json = True
 
1455
        options.verbose = True
 
1456
        with self.assertParseError():
 
1457
            self.check_option_syntax(options)
 
1458
 
 
1459
    def test_dump_json_conflicts_with_action(self):
 
1460
        for action, value in self.actions.items():
 
1461
            options = self.parser.parse_args()
 
1462
            setattr(options, action, value)
 
1463
            options.dump_json = True
 
1464
            with self.assertParseError():
 
1465
                self.check_option_syntax(options)
 
1466
 
 
1467
    def test_all_can_not_be_alone(self):
 
1468
        options = self.parser.parse_args()
 
1469
        options.all = True
 
1470
        with self.assertParseError():
 
1471
            self.check_option_syntax(options)
 
1472
 
 
1473
    def test_all_is_ok_with_any_action(self):
 
1474
        for action, value in self.actions.items():
 
1475
            options = self.parser.parse_args()
 
1476
            setattr(options, action, value)
 
1477
            options.all = True
 
1478
            self.check_option_syntax(options)
 
1479
 
 
1480
    def test_is_enabled_fails_without_client(self):
 
1481
        options = self.parser.parse_args()
 
1482
        options.is_enabled = True
 
1483
        with self.assertParseError():
 
1484
            self.check_option_syntax(options)
 
1485
 
 
1486
    def test_is_enabled_works_with_one_client(self):
 
1487
        options = self.parser.parse_args()
 
1488
        options.is_enabled = True
 
1489
        options.client = ["foo"]
 
1490
        self.check_option_syntax(options)
 
1491
 
 
1492
    def test_is_enabled_fails_with_two_clients(self):
 
1493
        options = self.parser.parse_args()
 
1494
        options.is_enabled = True
 
1495
        options.client = ["foo", "barbar"]
 
1496
        with self.assertParseError():
 
1497
            self.check_option_syntax(options)
 
1498
 
 
1499
    def test_remove_can_only_be_combined_with_action_deny(self):
 
1500
        for action, value in self.actions.items():
 
1501
            if action in {"remove", "deny"}:
 
1502
                continue
 
1503
            options = self.parser.parse_args()
 
1504
            setattr(options, action, value)
 
1505
            options.all = True
 
1506
            options.remove = True
 
1507
            with self.assertParseError():
 
1508
                self.check_option_syntax(options)
 
1509
 
 
1510
 
 
1511
 
 
1512
def should_only_run_tests():
 
1513
    parser = argparse.ArgumentParser(add_help=False)
 
1514
    parser.add_argument("--check", action='store_true')
 
1515
    args, unknown_args = parser.parse_known_args()
 
1516
    run_tests = args.check
 
1517
    if run_tests:
 
1518
        # Remove --check argument from sys.argv
 
1519
        sys.argv[1:] = unknown_args
 
1520
    return run_tests
 
1521
 
 
1522
# Add all tests from doctest strings
 
1523
def load_tests(loader, tests, none):
 
1524
    import doctest
 
1525
    tests.addTests(doctest.DocTestSuite())
 
1526
    return tests
458
1527
 
459
1528
if __name__ == "__main__":
460
 
    main()
 
1529
    if should_only_run_tests():
 
1530
        # Call using ./tdd-python-script --check [--verbose]
 
1531
        unittest.main()
 
1532
    else:
 
1533
        main()