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- Committer: Teddy Hogeborn
- Date: 2015-05-23 20:18:34 UTC
- mto: This revision was merged to the branch mainline in revision 756.
- Revision ID: teddy@recompile.se-20150523201834-e89ex4ito93yni8x
mandos: Use multiprocessing module to run checkers.
For a long time, the Mandos server has occasionally logged the message
"ERROR: Child process vanished". This was never a fatal error, but it
has been annoying and slightly worrying, since a definite cause was
not found. One potential cause could be the "multiprocessing" and
"subprocess" modules conflicting w.r.t. SIGCHLD. To avoid this,
change the running of checkers from using subprocess.Popen
asynchronously to instead first create a multiprocessing.Process()
(which is asynchronous) calling a function, and have that function
then call subprocess.call() (which is synchronous). In this way, the
only thing using any asynchronous subprocesses is the multiprocessing
module.
This makes it necessary to change one small thing in the D-Bus API,
since the subprocesses.call() function does not expose the raw wait(2)
status value.
DBUS-API (CheckerCompleted): Change the second value provided by this
D-Bus signal from the raw wait(2) status
to the actual terminating signal number.
mandos (subprocess_call_pipe): New function to be called by
multiprocessing.Process (starting a
separate process).
(Client.last_checker signal): New attribute for signal which
terminated last checker. Like
last_checker_status, only not accessible
via D-Bus.
(Client.checker_callback): Take new "connection" argument and use it
to get returncode; set last_checker_signal.
Return False so gobject does not call this
callback again.
(Client.start_checker): Start checker using a multiprocessing.Process
instead of a subprocess.Popen.
(ClientDBus.checker_callback): Take new "connection" argument. Call
Client.checker_callback early to have
it set last_checker_status and
last_checker_signal; use those. Change
second value provided to D-Bus signal
CheckerCompleted to use
last_checker_signal if checker was
terminated by signal.
mandos-monitor: Update to reflect DBus API change.
(MandosClientWidget.checker_completed): Take "signal" instead of
"condition" argument. Use it
accordingly. Remove dead code
(os.WCOREDUMP case).
For a long time, the Mandos server has occasionally logged the message
"ERROR: Child process vanished". This was never a fatal error, but it
has been annoying and slightly worrying, since a definite cause was
not found. One potential cause could be the "multiprocessing" and
"subprocess" modules conflicting w.r.t. SIGCHLD. To avoid this,
change the running of checkers from using subprocess.Popen
asynchronously to instead first create a multiprocessing.Process()
(which is asynchronous) calling a function, and have that function
then call subprocess.call() (which is synchronous). In this way, the
only thing using any asynchronous subprocesses is the multiprocessing
module.
This makes it necessary to change one small thing in the D-Bus API,
since the subprocesses.call() function does not expose the raw wait(2)
status value.
DBUS-API (CheckerCompleted): Change the second value provided by this
D-Bus signal from the raw wait(2) status
to the actual terminating signal number.
mandos (subprocess_call_pipe): New function to be called by
multiprocessing.Process (starting a
separate process).
(Client.last_checker signal): New attribute for signal which
terminated last checker. Like
last_checker_status, only not accessible
via D-Bus.
(Client.checker_callback): Take new "connection" argument and use it
to get returncode; set last_checker_signal.
Return False so gobject does not call this
callback again.
(Client.start_checker): Start checker using a multiprocessing.Process
instead of a subprocess.Popen.
(ClientDBus.checker_callback): Take new "connection" argument. Call
Client.checker_callback early to have
it set last_checker_status and
last_checker_signal; use those. Change
second value provided to D-Bus signal
CheckerCompleted to use
last_checker_signal if checker was
terminated by signal.
mandos-monitor: Update to reflect DBus API change.
(MandosClientWidget.checker_completed): Take "signal" instead of
"condition" argument. Use it
accordingly. Remove dead code
(os.WCOREDUMP case).
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- plugin-helpers
- files modified:
- DBUS-API
added
removed
mandos-ctl
1
1
#!/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 © 2008-2015 Teddy Hogeborn
7
# Copyright © 2008-2015 Björn Påhlsson
8
#
9
# This program is free software: you can redistribute it and/or modify
10
# it under the terms of the GNU General Public License as published by
13
11
# the Free Software Foundation, either version 3 of the License, or
14
12
# (at your option) any later version.
15
13
#
16
# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
14
# This program is distributed in the hope that it will be useful,
15
# but WITHOUT ANY WARRANTY; without even the implied warranty of
18
16
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
17
# GNU General Public License for more details.
20
#
18
#
21
19
# You should have received a copy of the GNU General Public License
22
# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
23
#
20
# along with this program. If not, see
21
# <http://www.gnu.org/licenses/>.
22
#
24
23
# Contact the authors at <mandos@recompile.se>.
25
#
24
#
26
25
27
26
from __future__ import (division, absolute_import, print_function,
28
27
unicode_literals)
39
38
import re
40
39
import os
41
40
import collections
42
import json
43
import unittest
44
import logging
45
import io
46
import tempfile
47
import contextlib
41
import doctest
48
42
49
43
import dbus
50
44
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
45
if sys.version_info.major == 2:
63
46
str = unicode
64
47
65
48
locale.setlocale(locale.LC_ALL, "")
66
49
50
tablewords = {
51
"Name": "Name",
52
"Enabled": "Enabled",
53
"Timeout": "Timeout",
54
"LastCheckedOK": "Last Successful Check",
55
"LastApprovalRequest": "Last Approval Request",
56
"Created": "Created",
57
"Interval": "Interval",
58
"Host": "Host",
59
"Fingerprint": "Fingerprint",
60
"CheckerRunning": "Check Is Running",
61
"LastEnabled": "Last Enabled",
62
"ApprovalPending": "Approval Is Pending",
63
"ApprovedByDefault": "Approved By Default",
64
"ApprovalDelay": "Approval Delay",
65
"ApprovalDuration": "Approval Duration",
66
"Checker": "Checker",
67
"ExtendedTimeout": "Extended Timeout"
68
}
69
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
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domain = "se.recompile"
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busname = domain + ".Mandos"
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server_path = "/"
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server_interface = domain + ".Mandos"
71
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client_interface = domain + ".Mandos.Client"
72
version = "1.8.3"
73
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75
try:
76
dbus.OBJECT_MANAGER_IFACE
77
except AttributeError:
78
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
75
version = "1.6.9"
79
76
80
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def milliseconds_to_string(ms):
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td = datetime.timedelta(0, 0, 0, ms)
83
return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
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))
80
return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
81
days = "{}T".format(td.days) if td.days else "",
82
hours = td.seconds // 3600,
83
minutes = (td.seconds % 3600) // 60,
84
seconds = td.seconds % 60))
88
85
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90
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def rfc3339_duration_to_delta(duration):
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"""Parse an RFC 3339 "duration" and return a datetime.timedelta
92
89
93
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>>> rfc3339_duration_to_delta("P7D")
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91
datetime.timedelta(7)
95
92
>>> rfc3339_duration_to_delta("PT60S")
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93
datetime.timedelta(0, 60)
97
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>>> rfc3339_duration_to_delta("PT60M")
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95
datetime.timedelta(0, 3600)
99
>>> rfc3339_duration_to_delta("P60M")
100
datetime.timedelta(1680)
101
96
>>> rfc3339_duration_to_delta("PT24H")
102
97
datetime.timedelta(1)
103
98
>>> rfc3339_duration_to_delta("P1W")
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101
datetime.timedelta(0, 330)
107
102
>>> rfc3339_duration_to_delta("P1DT3M20S")
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103
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'
138
104
"""
139
105
140
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# Parsing an RFC 3339 duration with regular expressions is not
141
107
# possible - there would have to be multiple places for the same
142
108
# values, like seconds. The current code, while more esoteric, is
143
109
# cleaner without depending on a parsing library. If Python had a
144
110
# built-in library for parsing we would use it, but we'd like to
145
111
# avoid excessive use of external libraries.
146
112
147
113
# New type for defining tokens, syntax, and semantics all-in-one
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
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
153
123
# RFC 3339 "duration" tokens, syntax, and semantics; taken from
154
124
# the "duration" ABNF definition in RFC 3339, Appendix A.
155
125
token_end = Token(re.compile(r"$"), None, frozenset())
182
152
frozenset((token_year, token_month,
183
153
token_day, token_time,
184
154
token_week)))
185
# Define starting values:
186
# Value so far
187
value = datetime.timedelta()
155
# Define starting values
156
value = datetime.timedelta() # Value so far
188
157
found_token = None
189
# Following valid tokens
190
followers = frozenset((token_duration, ))
191
# String left to parse
192
s = duration
158
followers = frozenset((token_duration, )) # Following valid tokens
159
s = duration # String left to parse
193
160
# Loop until end token is found
194
161
while found_token is not token_end:
195
162
# Search for any currently valid tokens
211
178
break
212
179
else:
213
180
# No currently valid tokens were found
214
raise ValueError("Invalid RFC 3339 duration: {!r}"
215
.format(duration))
181
raise ValueError("Invalid RFC 3339 duration")
216
182
# End token found
217
183
return value
218
184
219
185
220
186
def string_to_delta(interval):
221
"""Parse a string and return a datetime.timedelta"""
222
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
223
203
try:
224
204
return rfc3339_duration_to_delta(interval)
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
205
except ValueError:
206
pass
207
255
208
value = datetime.timedelta(0)
256
209
regexp = re.compile(r"(\d+)([dsmhw]?)")
257
210
258
211
for num, suffix in regexp.findall(interval):
259
212
if suffix == "d":
260
213
value += datetime.timedelta(int(num))
271
224
return value
272
225
273
226
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):
227
def print_clients(clients, keywords):
228
def valuetostring(value, keyword):
229
if type(value) is dbus.Boolean:
230
return "Yes" if value else "No"
231
if keyword in ("Timeout", "Interval", "ApprovalDelay",
232
"ApprovalDuration", "ExtendedTimeout"):
233
return milliseconds_to_string(value)
234
return str(value)
235
236
# Create format string to print table rows
237
format_string = " ".join("{{{key}:{width}}}".format(
238
width = max(len(tablewords[key]),
239
max(len(valuetostring(client[key], key))
240
for client in clients)),
241
key = key)
242
for key in keywords)
243
# Print header line
244
print(format_string.format(**tablewords))
245
for client in clients:
246
print(format_string.format(**{
247
key: valuetostring(client[key], key)
248
for key in keywords }))
249
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
272
def main():
273
parser = argparse.ArgumentParser()
523
274
parser.add_argument("--version", action="version",
524
version="%(prog)s {}".format(version),
275
version = "%(prog)s {}".format(version),
525
276
help="show version number and exit")
526
277
parser.add_argument("-a", "--all", action="store_true",
527
278
help="Select all clients")
528
279
parser.add_argument("-v", "--verbose", action="store_true",
529
280
help="Print all fields")
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")
281
parser.add_argument("-e", "--enable", action="store_true",
282
help="Enable client")
283
parser.add_argument("-d", "--disable", action="store_true",
284
help="disable client")
538
285
parser.add_argument("-b", "--bump-timeout", action="store_true",
539
286
help="Bump timeout 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")
287
parser.add_argument("--start-checker", action="store_true",
288
help="Start checker for client")
289
parser.add_argument("--stop-checker", action="store_true",
290
help="Stop checker for client")
547
291
parser.add_argument("-V", "--is-enabled", action="store_true",
548
292
help="Check if client is enabled")
549
293
parser.add_argument("-r", "--remove", action="store_true",
550
294
help="Remove client")
551
295
parser.add_argument("-c", "--checker",
552
296
help="Set checker command for client")
553
parser.add_argument("-t", "--timeout", type=string_to_delta,
297
parser.add_argument("-t", "--timeout",
554
298
help="Set timeout for client")
555
parser.add_argument("--extended-timeout", type=string_to_delta,
299
parser.add_argument("--extended-timeout",
556
300
help="Set extended timeout for client")
557
parser.add_argument("-i", "--interval", type=string_to_delta,
301
parser.add_argument("-i", "--interval",
558
302
help="Set checker interval for client")
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,
303
parser.add_argument("--approve-by-default", action="store_true",
304
default=None, dest="approved_by_default",
305
help="Set client to be approved by default")
306
parser.add_argument("--deny-by-default", action="store_false",
307
dest="approved_by_default",
308
help="Set client to be denied by default")
309
parser.add_argument("--approval-delay",
569
310
help="Set delay before client approve/deny")
570
parser.add_argument("--approval-duration", type=string_to_delta,
311
parser.add_argument("--approval-duration",
571
312
help="Set duration of one client approval")
572
313
parser.add_argument("-H", "--host", help="Set host for client")
573
314
parser.add_argument("-s", "--secret",
574
315
type=argparse.FileType(mode="rb"),
575
316
help="Set password blob (file) for client")
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)")
317
parser.add_argument("-A", "--approve", action="store_true",
318
help="Approve any current client request")
319
parser.add_argument("-D", "--deny", action="store_true",
320
help="Deny any current client request")
584
321
parser.add_argument("--check", action="store_true",
585
322
help="Run self-test")
586
323
parser.add_argument("client", nargs="*", help="Client name")
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.remove:
615
commands.append(RemoveCmd())
616
617
if options.checker is not None:
618
commands.append(SetCheckerCmd(options.checker))
619
620
if options.timeout is not None:
621
commands.append(SetTimeoutCmd(options.timeout))
622
623
if options.extended_timeout:
624
commands.append(
625
SetExtendedTimeoutCmd(options.extended_timeout))
626
627
if options.interval is not None:
628
commands.append(SetIntervalCmd(options.interval))
629
630
if options.approved_by_default is not None:
631
if options.approved_by_default:
632
commands.append(ApproveByDefaultCmd())
633
else:
634
commands.append(DenyByDefaultCmd())
635
636
if options.approval_delay is not None:
637
commands.append(SetApprovalDelayCmd(options.approval_delay))
638
639
if options.approval_duration is not None:
640
commands.append(
641
SetApprovalDurationCmd(options.approval_duration))
642
643
if options.host is not None:
644
commands.append(SetHostCmd(options.host))
645
646
if options.secret is not None:
647
commands.append(SetSecretCmd(options.secret))
648
649
if options.approve:
650
commands.append(ApproveCmd())
651
652
if options.deny:
653
commands.append(DenyCmd())
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
options = parser.parse_args()
325
687
326
if has_actions(options) and not (options.client or options.all):
688
327
parser.error("Options require clients names or --all.")
689
328
if options.verbose and has_actions(options):
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
parser.error("--verbose can only be used alone or with"
330
" --all.")
694
331
if options.all and not has_actions(options):
695
332
parser.error("--all requires an action.")
696
if options.is_enabled and len(options.client) > 1:
697
parser.error("--is-enabled requires exactly one client")
698
699
700
def main():
701
parser = argparse.ArgumentParser()
702
703
add_command_line_options(parser)
704
705
options = parser.parse_args()
706
707
check_option_syntax(parser, options)
708
709
clientnames = options.client
710
711
if options.debug:
712
log.setLevel(logging.DEBUG)
713
333
334
if options.check:
335
fail_count, test_count = doctest.testmod()
336
sys.exit(os.EX_OK if fail_count == 0 else 1)
337
714
338
try:
715
339
bus = dbus.SystemBus()
716
log.debug("D-Bus: Connect to: (name=%r, path=%r)", busname,
717
server_path)
718
340
mandos_dbus_objc = bus.get_object(busname, server_path)
719
341
except dbus.exceptions.DBusException:
720
log.critical("Could not connect to Mandos server")
342
print("Could not connect to Mandos server", file=sys.stderr)
721
343
sys.exit(1)
722
344
723
345
mandos_serv = dbus.Interface(mandos_dbus_objc,
724
dbus_interface=server_interface)
725
mandos_serv_object_manager = dbus.Interface(
726
mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
727
728
# Filter out log message from dbus module
729
dbus_logger = logging.getLogger("dbus.proxies")
730
class NullFilter(logging.Filter):
731
def filter(self, record):
732
return False
733
dbus_filter = NullFilter()
346
dbus_interface = server_interface)
347
348
#block stderr since dbus library prints to stderr
349
null = os.open(os.path.devnull, os.O_RDWR)
350
stderrcopy = os.dup(sys.stderr.fileno())
351
os.dup2(null, sys.stderr.fileno())
352
os.close(null)
734
353
try:
735
dbus_logger.addFilter(dbus_filter)
736
log.debug("D-Bus: %s:%s:%s.GetManagedObjects()", busname,
737
server_path, dbus.OBJECT_MANAGER_IFACE)
738
mandos_clients = {path: ifs_and_props[client_interface]
739
for path, ifs_and_props in
740
mandos_serv_object_manager
741
.GetManagedObjects().items()
742
if client_interface in ifs_and_props}
743
except dbus.exceptions.DBusException as e:
744
log.critical("Failed to access Mandos server through D-Bus:"
745
"\n%s", e)
354
try:
355
mandos_clients = mandos_serv.GetAllClientsWithProperties()
356
finally:
357
#restore stderr
358
os.dup2(stderrcopy, sys.stderr.fileno())
359
os.close(stderrcopy)
360
except dbus.exceptions.DBusException:
361
print("Access denied: Accessing mandos server through dbus.",
362
file=sys.stderr)
746
363
sys.exit(1)
747
finally:
748
# restore dbus logger
749
dbus_logger.removeFilter(dbus_filter)
750
364
751
365
# Compile dict of (clients: properties) to process
752
clients = {}
753
754
if not clientnames:
755
clients = {bus.get_object(busname, path): properties
756
for path, properties in mandos_clients.items()}
366
clients={}
367
368
if options.all or not options.client:
369
clients = { bus.get_object(busname, path): properties
370
for path, properties in mandos_clients.items() }
757
371
else:
758
for name in clientnames:
372
for name in options.client:
759
373
for path, client in mandos_clients.items():
760
374
if client["Name"] == name:
761
375
client_objc = bus.get_object(busname, path)
762
376
clients[client_objc] = client
763
377
break
764
378
else:
765
log.critical("Client not found on server: %r", name)
379
print("Client not found on server: {!r}"
380
.format(name), file=sys.stderr)
766
381
sys.exit(1)
767
768
# Run all commands on clients
769
commands = commands_from_options(options)
770
for command in commands:
771
command.run(mandos_serv, clients)
772
773
774
class Test_milliseconds_to_string(unittest.TestCase):
775
def test_all(self):
776
self.assertEqual(milliseconds_to_string(93785000),
777
"1T02:03:05")
778
def test_no_days(self):
779
self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
780
def test_all_zero(self):
781
self.assertEqual(milliseconds_to_string(0), "00:00:00")
782
def test_no_fractional_seconds(self):
783
self.assertEqual(milliseconds_to_string(400), "00:00:00")
784
self.assertEqual(milliseconds_to_string(900), "00:00:00")
785
self.assertEqual(milliseconds_to_string(1900), "00:00:01")
786
787
class Test_string_to_delta(unittest.TestCase):
788
def test_handles_basic_rfc3339(self):
789
self.assertEqual(string_to_delta("PT0S"),
790
datetime.timedelta())
791
self.assertEqual(string_to_delta("P0D"),
792
datetime.timedelta())
793
self.assertEqual(string_to_delta("PT1S"),
794
datetime.timedelta(0, 1))
795
self.assertEqual(string_to_delta("PT2H"),
796
datetime.timedelta(0, 7200))
797
def test_falls_back_to_pre_1_6_1_with_warning(self):
798
# assertLogs only exists in Python 3.4
799
if hasattr(self, "assertLogs"):
800
with self.assertLogs(log, logging.WARNING):
801
value = string_to_delta("2h")
802
else:
803
class WarningFilter(logging.Filter):
804
"""Don't show, but record the presence of, warnings"""
805
def filter(self, record):
806
is_warning = record.levelno >= logging.WARNING
807
self.found = is_warning or getattr(self, "found",
808
False)
809
return not is_warning
810
warning_filter = WarningFilter()
811
log.addFilter(warning_filter)
812
try:
813
value = string_to_delta("2h")
814
finally:
815
log.removeFilter(warning_filter)
816
self.assertTrue(getattr(warning_filter, "found", False))
817
self.assertEqual(value, datetime.timedelta(0, 7200))
818
819
820
class TestCmd(unittest.TestCase):
821
"""Abstract class for tests of command classes"""
822
def setUp(self):
823
testcase = self
824
class MockClient(object):
825
def __init__(self, name, **attributes):
826
self.__dbus_object_path__ = "objpath_{}".format(name)
827
self.attributes = attributes
828
self.attributes["Name"] = name
829
self.calls = []
830
def Set(self, interface, property, value, dbus_interface):
831
testcase.assertEqual(interface, client_interface)
832
testcase.assertEqual(dbus_interface,
833
dbus.PROPERTIES_IFACE)
834
self.attributes[property] = value
835
def Get(self, interface, property, dbus_interface):
836
testcase.assertEqual(interface, client_interface)
837
testcase.assertEqual(dbus_interface,
838
dbus.PROPERTIES_IFACE)
839
return self.attributes[property]
840
def Approve(self, approve, dbus_interface):
841
testcase.assertEqual(dbus_interface, client_interface)
842
self.calls.append(("Approve", (approve,
843
dbus_interface)))
844
self.client = MockClient(
845
"foo",
846
KeyID=("92ed150794387c03ce684574b1139a65"
847
"94a34f895daaaf09fd8ea90a27cddb12"),
848
Secret=b"secret",
849
Host="foo.example.org",
850
Enabled=dbus.Boolean(True),
851
Timeout=300000,
852
LastCheckedOK="2019-02-03T00:00:00",
853
Created="2019-01-02T00:00:00",
854
Interval=120000,
855
Fingerprint=("778827225BA7DE539C5A"
856
"7CFA59CFF7CDBD9A5920"),
857
CheckerRunning=dbus.Boolean(False),
858
LastEnabled="2019-01-03T00:00:00",
859
ApprovalPending=dbus.Boolean(False),
860
ApprovedByDefault=dbus.Boolean(True),
861
LastApprovalRequest="",
862
ApprovalDelay=0,
863
ApprovalDuration=1000,
864
Checker="fping -q -- %(host)s",
865
ExtendedTimeout=900000,
866
Expires="2019-02-04T00:00:00",
867
LastCheckerStatus=0)
868
self.other_client = MockClient(
869
"barbar",
870
KeyID=("0558568eedd67d622f5c83b35a115f79"
871
"6ab612cff5ad227247e46c2b020f441c"),
872
Secret=b"secretbar",
873
Host="192.0.2.3",
874
Enabled=dbus.Boolean(True),
875
Timeout=300000,
876
LastCheckedOK="2019-02-04T00:00:00",
877
Created="2019-01-03T00:00:00",
878
Interval=120000,
879
Fingerprint=("3E393AEAEFB84C7E89E2"
880
"F547B3A107558FCA3A27"),
881
CheckerRunning=dbus.Boolean(True),
882
LastEnabled="2019-01-04T00:00:00",
883
ApprovalPending=dbus.Boolean(False),
884
ApprovedByDefault=dbus.Boolean(False),
885
LastApprovalRequest="2019-01-03T00:00:00",
886
ApprovalDelay=30000,
887
ApprovalDuration=1000,
888
Checker=":",
889
ExtendedTimeout=900000,
890
Expires="2019-02-05T00:00:00",
891
LastCheckerStatus=-2)
892
self.clients = collections.OrderedDict(
893
[
894
(self.client, self.client.attributes),
895
(self.other_client, self.other_client.attributes),
896
])
897
self.one_client = {self.client: self.client.attributes}
898
899
class TestPrintTableCmd(TestCmd):
900
def test_normal(self):
901
output = PrintTableCmd().output(self.clients)
902
expected_output = """
903
Name Enabled Timeout Last Successful Check
904
foo Yes 00:05:00 2019-02-03T00:00:00
905
barbar Yes 00:05:00 2019-02-04T00:00:00
906
"""[1:-1]
907
self.assertEqual(output, expected_output)
908
def test_verbose(self):
909
output = PrintTableCmd(verbose=True).output(self.clients)
910
expected_output = """
911
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
912
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
913
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
914
"""[1:-1]
915
self.assertEqual(output, expected_output)
916
def test_one_client(self):
917
output = PrintTableCmd().output(self.one_client)
918
expected_output = """
919
Name Enabled Timeout Last Successful Check
920
foo Yes 00:05:00 2019-02-03T00:00:00
921
"""[1:-1]
922
self.assertEqual(output, expected_output)
923
924
class TestDumpJSONCmd(TestCmd):
925
def setUp(self):
926
self.expected_json = {
927
"foo": {
928
"Name": "foo",
929
"KeyID": ("92ed150794387c03ce684574b1139a65"
930
"94a34f895daaaf09fd8ea90a27cddb12"),
931
"Host": "foo.example.org",
932
"Enabled": True,
933
"Timeout": 300000,
934
"LastCheckedOK": "2019-02-03T00:00:00",
935
"Created": "2019-01-02T00:00:00",
936
"Interval": 120000,
937
"Fingerprint": ("778827225BA7DE539C5A"
938
"7CFA59CFF7CDBD9A5920"),
939
"CheckerRunning": False,
940
"LastEnabled": "2019-01-03T00:00:00",
941
"ApprovalPending": False,
942
"ApprovedByDefault": True,
943
"LastApprovalRequest": "",
944
"ApprovalDelay": 0,
945
"ApprovalDuration": 1000,
946
"Checker": "fping -q -- %(host)s",
947
"ExtendedTimeout": 900000,
948
"Expires": "2019-02-04T00:00:00",
949
"LastCheckerStatus": 0,
950
},
951
"barbar": {
952
"Name": "barbar",
953
"KeyID": ("0558568eedd67d622f5c83b35a115f79"
954
"6ab612cff5ad227247e46c2b020f441c"),
955
"Host": "192.0.2.3",
956
"Enabled": True,
957
"Timeout": 300000,
958
"LastCheckedOK": "2019-02-04T00:00:00",
959
"Created": "2019-01-03T00:00:00",
960
"Interval": 120000,
961
"Fingerprint": ("3E393AEAEFB84C7E89E2"
962
"F547B3A107558FCA3A27"),
963
"CheckerRunning": True,
964
"LastEnabled": "2019-01-04T00:00:00",
965
"ApprovalPending": False,
966
"ApprovedByDefault": False,
967
"LastApprovalRequest": "2019-01-03T00:00:00",
968
"ApprovalDelay": 30000,
969
"ApprovalDuration": 1000,
970
"Checker": ":",
971
"ExtendedTimeout": 900000,
972
"Expires": "2019-02-05T00:00:00",
973
"LastCheckerStatus": -2,
974
},
975
}
976
return super(TestDumpJSONCmd, self).setUp()
977
def test_normal(self):
978
json_data = json.loads(DumpJSONCmd().output(self.clients))
979
self.assertDictEqual(json_data, self.expected_json)
980
def test_one_client(self):
981
clients = self.one_client
982
json_data = json.loads(DumpJSONCmd().output(clients))
983
expected_json = {"foo": self.expected_json["foo"]}
984
self.assertDictEqual(json_data, expected_json)
985
986
class TestIsEnabledCmd(TestCmd):
987
def test_is_enabled(self):
988
self.assertTrue(all(IsEnabledCmd().is_enabled(client, properties)
989
for client, properties in self.clients.items()))
990
def test_is_enabled_run_exits_successfully(self):
991
with self.assertRaises(SystemExit) as e:
992
IsEnabledCmd().run(None, self.one_client)
993
if e.exception.code is not None:
994
self.assertEqual(e.exception.code, 0)
995
else:
996
self.assertIsNone(e.exception.code)
997
def test_is_enabled_run_exits_with_failure(self):
998
self.client.attributes["Enabled"] = dbus.Boolean(False)
999
with self.assertRaises(SystemExit) as e:
1000
IsEnabledCmd().run(None, self.one_client)
1001
if isinstance(e.exception.code, int):
1002
self.assertNotEqual(e.exception.code, 0)
1003
else:
1004
self.assertIsNotNone(e.exception.code)
1005
1006
class TestRemoveCmd(TestCmd):
1007
def test_remove(self):
1008
class MockMandos(object):
1009
def __init__(self):
1010
self.calls = []
1011
def RemoveClient(self, dbus_path):
1012
self.calls.append(("RemoveClient", (dbus_path,)))
1013
mandos = MockMandos()
1014
super(TestRemoveCmd, self).setUp()
1015
RemoveCmd().run(mandos, self.clients)
1016
self.assertEqual(len(mandos.calls), 2)
1017
for client in self.clients:
1018
self.assertIn(("RemoveClient",
1019
(client.__dbus_object_path__,)),
1020
mandos.calls)
1021
1022
class TestApproveCmd(TestCmd):
1023
def test_approve(self):
1024
ApproveCmd().run(None, self.clients)
1025
for client in self.clients:
1026
self.assertIn(("Approve", (True, client_interface)),
1027
client.calls)
1028
1029
class TestDenyCmd(TestCmd):
1030
def test_deny(self):
1031
DenyCmd().run(None, self.clients)
1032
for client in self.clients:
1033
self.assertIn(("Approve", (False, client_interface)),
1034
client.calls)
1035
1036
class TestEnableCmd(TestCmd):
1037
def test_enable(self):
1038
for client in self.clients:
1039
client.attributes["Enabled"] = False
1040
1041
EnableCmd().run(None, self.clients)
1042
1043
for client in self.clients:
1044
self.assertTrue(client.attributes["Enabled"])
1045
1046
class TestDisableCmd(TestCmd):
1047
def test_disable(self):
1048
DisableCmd().run(None, self.clients)
1049
1050
for client in self.clients:
1051
self.assertFalse(client.attributes["Enabled"])
1052
1053
class Unique(object):
1054
"""Class for objects which exist only to be unique objects, since
1055
unittest.mock.sentinel only exists in Python 3.3"""
1056
1057
class TestPropertyCmd(TestCmd):
1058
"""Abstract class for tests of PropertyCmd classes"""
1059
def runTest(self):
1060
if not hasattr(self, "command"):
1061
return
1062
values_to_get = getattr(self, "values_to_get",
1063
self.values_to_set)
1064
for value_to_set, value_to_get in zip(self.values_to_set,
1065
values_to_get):
1066
for client in self.clients:
1067
old_value = client.attributes[self.property]
1068
self.assertNotIsInstance(old_value, Unique)
1069
client.attributes[self.property] = Unique()
1070
self.run_command(value_to_set, self.clients)
1071
for client in self.clients:
1072
value = client.attributes[self.property]
1073
self.assertNotIsInstance(value, Unique)
1074
self.assertEqual(value, value_to_get)
1075
def run_command(self, value, clients):
1076
self.command().run(None, clients)
1077
1078
class TestBumpTimeoutCmd(TestPropertyCmd):
1079
command = BumpTimeoutCmd
1080
property = "LastCheckedOK"
1081
values_to_set = [""]
1082
1083
class TestStartCheckerCmd(TestPropertyCmd):
1084
command = StartCheckerCmd
1085
property = "CheckerRunning"
1086
values_to_set = [dbus.Boolean(True)]
1087
1088
class TestStopCheckerCmd(TestPropertyCmd):
1089
command = StopCheckerCmd
1090
property = "CheckerRunning"
1091
values_to_set = [dbus.Boolean(False)]
1092
1093
class TestApproveByDefaultCmd(TestPropertyCmd):
1094
command = ApproveByDefaultCmd
1095
property = "ApprovedByDefault"
1096
values_to_set = [dbus.Boolean(True)]
1097
1098
class TestDenyByDefaultCmd(TestPropertyCmd):
1099
command = DenyByDefaultCmd
1100
property = "ApprovedByDefault"
1101
values_to_set = [dbus.Boolean(False)]
1102
1103
class TestValueArgumentPropertyCmd(TestPropertyCmd):
1104
"""Abstract class for tests of PropertyCmd classes using the
1105
ValueArgumentMixIn"""
1106
def runTest(self):
1107
if type(self) is TestValueArgumentPropertyCmd:
1108
return
1109
return super(TestValueArgumentPropertyCmd, self).runTest()
1110
def run_command(self, value, clients):
1111
self.command(value).run(None, clients)
1112
1113
class TestSetCheckerCmd(TestValueArgumentPropertyCmd):
1114
command = SetCheckerCmd
1115
property = "Checker"
1116
values_to_set = ["", ":", "fping -q -- %s"]
1117
1118
class TestSetHostCmd(TestValueArgumentPropertyCmd):
1119
command = SetHostCmd
1120
property = "Host"
1121
values_to_set = ["192.0.2.3", "foo.example.org"]
1122
1123
class TestSetSecretCmd(TestValueArgumentPropertyCmd):
1124
command = SetSecretCmd
1125
property = "Secret"
1126
values_to_set = [io.BytesIO(b""),
1127
io.BytesIO(b"secret\0xyzzy\nbar")]
1128
values_to_get = [b"", b"secret\0xyzzy\nbar"]
1129
1130
class TestSetTimeoutCmd(TestValueArgumentPropertyCmd):
1131
command = SetTimeoutCmd
1132
property = "Timeout"
1133
values_to_set = [datetime.timedelta(),
1134
datetime.timedelta(minutes=5),
1135
datetime.timedelta(seconds=1),
1136
datetime.timedelta(weeks=1),
1137
datetime.timedelta(weeks=52)]
1138
values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1139
1140
class TestSetExtendedTimeoutCmd(TestValueArgumentPropertyCmd):
1141
command = SetExtendedTimeoutCmd
1142
property = "ExtendedTimeout"
1143
values_to_set = [datetime.timedelta(),
1144
datetime.timedelta(minutes=5),
1145
datetime.timedelta(seconds=1),
1146
datetime.timedelta(weeks=1),
1147
datetime.timedelta(weeks=52)]
1148
values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1149
1150
class TestSetIntervalCmd(TestValueArgumentPropertyCmd):
1151
command = SetIntervalCmd
1152
property = "Interval"
1153
values_to_set = [datetime.timedelta(),
1154
datetime.timedelta(minutes=5),
1155
datetime.timedelta(seconds=1),
1156
datetime.timedelta(weeks=1),
1157
datetime.timedelta(weeks=52)]
1158
values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1159
1160
class TestSetApprovalDelayCmd(TestValueArgumentPropertyCmd):
1161
command = SetApprovalDelayCmd
1162
property = "ApprovalDelay"
1163
values_to_set = [datetime.timedelta(),
1164
datetime.timedelta(minutes=5),
1165
datetime.timedelta(seconds=1),
1166
datetime.timedelta(weeks=1),
1167
datetime.timedelta(weeks=52)]
1168
values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1169
1170
class TestSetApprovalDurationCmd(TestValueArgumentPropertyCmd):
1171
command = SetApprovalDurationCmd
1172
property = "ApprovalDuration"
1173
values_to_set = [datetime.timedelta(),
1174
datetime.timedelta(minutes=5),
1175
datetime.timedelta(seconds=1),
1176
datetime.timedelta(weeks=1),
1177
datetime.timedelta(weeks=52)]
1178
values_to_get = [0, 300000, 1000, 604800000, 31449600000]
1179
1180
class Test_command_from_options(unittest.TestCase):
1181
def setUp(self):
1182
self.parser = argparse.ArgumentParser()
1183
add_command_line_options(self.parser)
1184
def assert_command_from_args(self, args, command_cls, **cmd_attrs):
1185
"""Assert that parsing ARGS should result in an instance of
1186
COMMAND_CLS with (optionally) all supplied attributes (CMD_ATTRS)."""
1187
options = self.parser.parse_args(args)
1188
check_option_syntax(self.parser, options)
1189
commands = commands_from_options(options)
1190
self.assertEqual(len(commands), 1)
1191
command = commands[0]
1192
self.assertIsInstance(command, command_cls)
1193
for key, value in cmd_attrs.items():
1194
self.assertEqual(getattr(command, key), value)
1195
def test_print_table(self):
1196
self.assert_command_from_args([], PrintTableCmd,
1197
verbose=False)
1198
1199
def test_print_table_verbose(self):
1200
self.assert_command_from_args(["--verbose"], PrintTableCmd,
1201
verbose=True)
1202
1203
def test_print_table_verbose_short(self):
1204
self.assert_command_from_args(["-v"], PrintTableCmd,
1205
verbose=True)
1206
1207
def test_enable(self):
1208
self.assert_command_from_args(["--enable", "foo"], EnableCmd)
1209
1210
def test_enable_short(self):
1211
self.assert_command_from_args(["-e", "foo"], EnableCmd)
1212
1213
def test_disable(self):
1214
self.assert_command_from_args(["--disable", "foo"],
1215
DisableCmd)
1216
1217
def test_disable_short(self):
1218
self.assert_command_from_args(["-d", "foo"], DisableCmd)
1219
1220
def test_bump_timeout(self):
1221
self.assert_command_from_args(["--bump-timeout", "foo"],
1222
BumpTimeoutCmd)
1223
1224
def test_bump_timeout_short(self):
1225
self.assert_command_from_args(["-b", "foo"], BumpTimeoutCmd)
1226
1227
def test_start_checker(self):
1228
self.assert_command_from_args(["--start-checker", "foo"],
1229
StartCheckerCmd)
1230
1231
def test_stop_checker(self):
1232
self.assert_command_from_args(["--stop-checker", "foo"],
1233
StopCheckerCmd)
1234
1235
def test_remove(self):
1236
self.assert_command_from_args(["--remove", "foo"],
1237
RemoveCmd)
1238
1239
def test_remove_short(self):
1240
self.assert_command_from_args(["-r", "foo"], RemoveCmd)
1241
1242
def test_checker(self):
1243
self.assert_command_from_args(["--checker", ":", "foo"],
1244
SetCheckerCmd, value_to_set=":")
1245
1246
def test_checker_empty(self):
1247
self.assert_command_from_args(["--checker", "", "foo"],
1248
SetCheckerCmd, value_to_set="")
1249
1250
def test_checker_short(self):
1251
self.assert_command_from_args(["-c", ":", "foo"],
1252
SetCheckerCmd, value_to_set=":")
1253
1254
def test_timeout(self):
1255
self.assert_command_from_args(["--timeout", "PT5M", "foo"],
1256
SetTimeoutCmd,
1257
value_to_set=300000)
1258
1259
def test_timeout_short(self):
1260
self.assert_command_from_args(["-t", "PT5M", "foo"],
1261
SetTimeoutCmd,
1262
value_to_set=300000)
1263
1264
def test_extended_timeout(self):
1265
self.assert_command_from_args(["--extended-timeout", "PT15M",
1266
"foo"],
1267
SetExtendedTimeoutCmd,
1268
value_to_set=900000)
1269
1270
def test_interval(self):
1271
self.assert_command_from_args(["--interval", "PT2M", "foo"],
1272
SetIntervalCmd,
1273
value_to_set=120000)
1274
1275
def test_interval_short(self):
1276
self.assert_command_from_args(["-i", "PT2M", "foo"],
1277
SetIntervalCmd,
1278
value_to_set=120000)
1279
1280
def test_approve_by_default(self):
1281
self.assert_command_from_args(["--approve-by-default", "foo"],
1282
ApproveByDefaultCmd)
1283
1284
def test_deny_by_default(self):
1285
self.assert_command_from_args(["--deny-by-default", "foo"],
1286
DenyByDefaultCmd)
1287
1288
def test_approval_delay(self):
1289
self.assert_command_from_args(["--approval-delay", "PT30S",
1290
"foo"], SetApprovalDelayCmd,
1291
value_to_set=30000)
1292
1293
def test_approval_duration(self):
1294
self.assert_command_from_args(["--approval-duration", "PT1S",
1295
"foo"], SetApprovalDurationCmd,
1296
value_to_set=1000)
1297
1298
def test_host(self):
1299
self.assert_command_from_args(["--host", "foo.example.org",
1300
"foo"], SetHostCmd,
1301
value_to_set="foo.example.org")
1302
1303
def test_host_short(self):
1304
self.assert_command_from_args(["-H", "foo.example.org",
1305
"foo"], SetHostCmd,
1306
value_to_set="foo.example.org")
1307
1308
def test_secret_devnull(self):
1309
self.assert_command_from_args(["--secret", os.path.devnull,
1310
"foo"], SetSecretCmd,
1311
value_to_set=b"")
1312
1313
def test_secret_tempfile(self):
1314
with tempfile.NamedTemporaryFile(mode="r+b") as f:
1315
value = b"secret\0xyzzy\nbar"
1316
f.write(value)
1317
f.seek(0)
1318
self.assert_command_from_args(["--secret", f.name,
1319
"foo"], SetSecretCmd,
1320
value_to_set=value)
1321
1322
def test_secret_devnull_short(self):
1323
self.assert_command_from_args(["-s", os.path.devnull, "foo"],
1324
SetSecretCmd, value_to_set=b"")
1325
1326
def test_secret_tempfile_short(self):
1327
with tempfile.NamedTemporaryFile(mode="r+b") as f:
1328
value = b"secret\0xyzzy\nbar"
1329
f.write(value)
1330
f.seek(0)
1331
self.assert_command_from_args(["-s", f.name, "foo"],
1332
SetSecretCmd,
1333
value_to_set=value)
1334
1335
def test_approve(self):
1336
self.assert_command_from_args(["--approve", "foo"],
1337
ApproveCmd)
1338
1339
def test_approve_short(self):
1340
self.assert_command_from_args(["-A", "foo"], ApproveCmd)
1341
1342
def test_deny(self):
1343
self.assert_command_from_args(["--deny", "foo"], DenyCmd)
1344
1345
def test_deny_short(self):
1346
self.assert_command_from_args(["-D", "foo"], DenyCmd)
1347
1348
def test_dump_json(self):
1349
self.assert_command_from_args(["--dump-json"], DumpJSONCmd)
1350
1351
def test_is_enabled(self):
1352
self.assert_command_from_args(["--is-enabled", "foo"],
1353
IsEnabledCmd)
1354
1355
def test_is_enabled_short(self):
1356
self.assert_command_from_args(["-V", "foo"], IsEnabledCmd)
1357
1358
1359
class Test_check_option_syntax(unittest.TestCase):
1360
# This mostly corresponds to the definition from has_actions() in
1361
# check_option_syntax()
1362
actions = {
1363
# The actual values set here are not that important, but we do
1364
# at least stick to the correct types, even though they are
1365
# never used
1366
"enable": True,
1367
"disable": True,
1368
"bump_timeout": True,
1369
"start_checker": True,
1370
"stop_checker": True,
1371
"is_enabled": True,
1372
"remove": True,
1373
"checker": "x",
1374
"timeout": datetime.timedelta(),
1375
"extended_timeout": datetime.timedelta(),
1376
"interval": datetime.timedelta(),
1377
"approved_by_default": True,
1378
"approval_delay": datetime.timedelta(),
1379
"approval_duration": datetime.timedelta(),
1380
"host": "x",
1381
"secret": io.BytesIO(b"x"),
1382
"approve": True,
1383
"deny": True,
1384
}
1385
1386
def setUp(self):
1387
self.parser = argparse.ArgumentParser()
1388
add_command_line_options(self.parser)
1389
1390
@contextlib.contextmanager
1391
def assertParseError(self):
1392
with self.assertRaises(SystemExit) as e:
1393
with self.temporarily_suppress_stderr():
1394
yield
1395
# Exit code from argparse is guaranteed to be "2". Reference:
1396
# https://docs.python.org/3/library/argparse.html#exiting-methods
1397
self.assertEqual(e.exception.code, 2)
1398
1399
@staticmethod
1400
@contextlib.contextmanager
1401
def temporarily_suppress_stderr():
1402
null = os.open(os.path.devnull, os.O_RDWR)
1403
stderrcopy = os.dup(sys.stderr.fileno())
1404
os.dup2(null, sys.stderr.fileno())
1405
os.close(null)
1406
try:
1407
yield
1408
finally:
1409
# restore stderr
1410
os.dup2(stderrcopy, sys.stderr.fileno())
1411
os.close(stderrcopy)
1412
1413
def check_option_syntax(self, options):
1414
check_option_syntax(self.parser, options)
1415
1416
def test_actions_requires_client_or_all(self):
1417
for action, value in self.actions.items():
1418
options = self.parser.parse_args()
1419
setattr(options, action, value)
1420
with self.assertParseError():
1421
self.check_option_syntax(options)
1422
1423
def test_actions_conflicts_with_verbose(self):
1424
for action, value in self.actions.items():
1425
options = self.parser.parse_args()
1426
setattr(options, action, value)
1427
options.verbose = True
1428
with self.assertParseError():
1429
self.check_option_syntax(options)
1430
1431
def test_dump_json_conflicts_with_verbose(self):
1432
options = self.parser.parse_args()
1433
options.dump_json = True
1434
options.verbose = True
1435
with self.assertParseError():
1436
self.check_option_syntax(options)
1437
1438
def test_dump_json_conflicts_with_action(self):
1439
for action, value in self.actions.items():
1440
options = self.parser.parse_args()
1441
setattr(options, action, value)
1442
options.dump_json = True
1443
with self.assertParseError():
1444
self.check_option_syntax(options)
1445
1446
def test_all_can_not_be_alone(self):
1447
options = self.parser.parse_args()
1448
options.all = True
1449
with self.assertParseError():
1450
self.check_option_syntax(options)
1451
1452
def test_all_is_ok_with_any_action(self):
1453
for action, value in self.actions.items():
1454
options = self.parser.parse_args()
1455
setattr(options, action, value)
1456
options.all = True
1457
self.check_option_syntax(options)
1458
1459
def test_is_enabled_fails_without_client(self):
1460
options = self.parser.parse_args()
1461
options.is_enabled = True
1462
with self.assertParseError():
1463
self.check_option_syntax(options)
1464
1465
def test_is_enabled_works_with_one_client(self):
1466
options = self.parser.parse_args()
1467
options.is_enabled = True
1468
options.client = ["foo"]
1469
self.check_option_syntax(options)
1470
1471
def test_is_enabled_fails_with_two_clients(self):
1472
options = self.parser.parse_args()
1473
options.is_enabled = True
1474
options.client = ["foo", "barbar"]
1475
with self.assertParseError():
1476
self.check_option_syntax(options)
1477
1478
1479
1480
def should_only_run_tests():
1481
parser = argparse.ArgumentParser(add_help=False)
1482
parser.add_argument("--check", action='store_true')
1483
args, unknown_args = parser.parse_known_args()
1484
run_tests = args.check
1485
if run_tests:
1486
# Remove --check argument from sys.argv
1487
sys.argv[1:] = unknown_args
1488
return run_tests
1489
1490
# Add all tests from doctest strings
1491
def load_tests(loader, tests, none):
1492
import doctest
1493
tests.addTests(doctest.DocTestSuite())
1494
return tests
382
383
if not has_actions(options) and clients:
384
if options.verbose:
385
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
386
"Created", "Interval", "Host", "Fingerprint",
387
"CheckerRunning", "LastEnabled",
388
"ApprovalPending", "ApprovedByDefault",
389
"LastApprovalRequest", "ApprovalDelay",
390
"ApprovalDuration", "Checker",
391
"ExtendedTimeout")
392
else:
393
keywords = defaultkeywords
394
395
print_clients(clients.values(), keywords)
396
else:
397
# Process each client in the list by all selected options
398
for client in clients:
399
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
405
def set_client_prop_ms(prop, value):
406
"""Set a Client D-Bus property, converted
407
from a string to milliseconds."""
408
set_client_prop(prop,
409
string_to_delta(value).total_seconds()
410
* 1000)
411
412
if options.remove:
413
mandos_serv.RemoveClient(client.__dbus_object_path__)
414
if options.enable:
415
set_client_prop("Enabled", dbus.Boolean(True))
416
if options.disable:
417
set_client_prop("Enabled", dbus.Boolean(False))
418
if options.bump_timeout:
419
set_client_prop("LastCheckedOK", "")
420
if options.start_checker:
421
set_client_prop("CheckerRunning", dbus.Boolean(True))
422
if options.stop_checker:
423
set_client_prop("CheckerRunning", dbus.Boolean(False))
424
if options.is_enabled:
425
sys.exit(0 if client.Get(client_interface,
426
"Enabled",
427
dbus_interface=
428
dbus.PROPERTIES_IFACE)
429
else 1)
430
if options.checker is not None:
431
set_client_prop("Checker", options.checker)
432
if options.host is not None:
433
set_client_prop("Host", options.host)
434
if options.interval is not None:
435
set_client_prop_ms("Interval", options.interval)
436
if options.approval_delay is not None:
437
set_client_prop_ms("ApprovalDelay",
438
options.approval_delay)
439
if options.approval_duration is not None:
440
set_client_prop_ms("ApprovalDuration",
441
options.approval_duration)
442
if options.timeout is not None:
443
set_client_prop_ms("Timeout", options.timeout)
444
if options.extended_timeout is not None:
445
set_client_prop_ms("ExtendedTimeout",
446
options.extended_timeout)
447
if options.secret is not None:
448
set_client_prop("Secret",
449
dbus.ByteArray(options.secret.read()))
450
if options.approved_by_default is not None:
451
set_client_prop("ApprovedByDefault",
452
dbus.Boolean(options
453
.approved_by_default))
454
if options.approve:
455
client.Approve(dbus.Boolean(True),
456
dbus_interface=client_interface)
457
elif options.deny:
458
client.Approve(dbus.Boolean(False),
459
dbus_interface=client_interface)
460
1495
461
1496
462
if __name__ == "__main__":
1497
if should_only_run_tests():
1498
# Call using ./tdd-python-script --check [--verbose]
1499
unittest.main()
1500
else:
1501
main()
463
main()
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Version: 2.0.2.dev0