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  • Committer: Teddy Hogeborn
  • Date: 2019-03-02 01:28:12 UTC
  • Revision ID: teddy@recompile.se-20190302012812-3ymo5liufbe9jr6o
mandos-ctl: Add tests for table_rows_of_clients()

* mandos-ctl (class Test_table_rows_of_clients): New.

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mandos-ctl
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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 © 2008-2010 Teddy Hogeborn
7
 
# Copyright © 2008-2010 Björn Påhlsson
8
 
# 
9
 
# This program is free software: you can redistribute it and/or modify
10
 
# it under the terms of the GNU General Public License as published by
 
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 <http://www.gnu.org/licenses/>.
21
 
# 
22
 
# Contact the authors at <mandos@fukt.bsnet.se>.
23
 
# 
24
 
 
25
 
from __future__ import division, absolute_import, unicode_literals
 
22
# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
23
#
 
24
# Contact the authors at <mandos@recompile.se>.
 
25
#
 
26
 
 
27
from __future__ import (division, absolute_import, print_function,
 
28
                        unicode_literals)
 
29
 
 
30
try:
 
31
    from future_builtins import *
 
32
except ImportError:
 
33
    pass
26
34
 
27
35
import sys
28
 
import dbus
29
 
from optparse import OptionParser
 
36
import argparse
30
37
import locale
31
38
import datetime
32
39
import re
33
40
import os
 
41
import collections
 
42
import json
 
43
import unittest
 
44
import logging
 
45
 
 
46
import dbus
 
47
 
 
48
# Show warnings by default
 
49
if not sys.warnoptions:
 
50
    import warnings
 
51
    warnings.simplefilter("default")
 
52
 
 
53
log = logging.getLogger(sys.argv[0])
 
54
logging.basicConfig(level="INFO", # Show info level messages
 
55
                    format="%(message)s") # Show basic log messages
 
56
 
 
57
logging.captureWarnings(True)   # Show warnings via the logging system
 
58
 
 
59
if sys.version_info.major == 2:
 
60
    str = unicode
34
61
 
35
62
locale.setlocale(locale.LC_ALL, "")
36
63
 
44
71
    "Interval": "Interval",
45
72
    "Host": "Host",
46
73
    "Fingerprint": "Fingerprint",
 
74
    "KeyID": "Key ID",
47
75
    "CheckerRunning": "Check Is Running",
48
76
    "LastEnabled": "Last Enabled",
49
77
    "ApprovalPending": "Approval Is Pending",
51
79
    "ApprovalDelay": "Approval Delay",
52
80
    "ApprovalDuration": "Approval Duration",
53
81
    "Checker": "Checker",
54
 
    }
 
82
    "ExtendedTimeout": "Extended Timeout",
 
83
    "Expires": "Expires",
 
84
    "LastCheckerStatus": "Last Checker Status",
 
85
}
55
86
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
56
 
domain = "se.bsnet.fukt"
 
87
domain = "se.recompile"
57
88
busname = domain + ".Mandos"
58
89
server_path = "/"
59
90
server_interface = domain + ".Mandos"
60
91
client_interface = domain + ".Mandos.Client"
61
 
version = "1.2.3"
62
 
 
63
 
def timedelta_to_milliseconds(td):
64
 
    """Convert a datetime.timedelta object to milliseconds"""
65
 
    return ((td.days * 24 * 60 * 60 * 1000)
66
 
            + (td.seconds * 1000)
67
 
            + (td.microseconds // 1000))
 
92
version = "1.8.3"
 
93
 
 
94
 
 
95
try:
 
96
    dbus.OBJECT_MANAGER_IFACE
 
97
except AttributeError:
 
98
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
99
 
68
100
 
69
101
def milliseconds_to_string(ms):
70
102
    td = datetime.timedelta(0, 0, 0, ms)
71
 
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
72
 
            % { "days": "%dT" % td.days if td.days else "",
73
 
                "hours": td.seconds // 3600,
74
 
                "minutes": (td.seconds % 3600) // 60,
75
 
                "seconds": td.seconds % 60,
76
 
                })
 
103
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
104
            .format(days="{}T".format(td.days) if td.days else "",
 
105
                    hours=td.seconds // 3600,
 
106
                    minutes=(td.seconds % 3600) // 60,
 
107
                    seconds=td.seconds % 60))
 
108
 
 
109
 
 
110
def rfc3339_duration_to_delta(duration):
 
111
    """Parse an RFC 3339 "duration" and return a datetime.timedelta
 
112
 
 
113
    >>> rfc3339_duration_to_delta("P7D")
 
114
    datetime.timedelta(7)
 
115
    >>> rfc3339_duration_to_delta("PT60S")
 
116
    datetime.timedelta(0, 60)
 
117
    >>> rfc3339_duration_to_delta("PT60M")
 
118
    datetime.timedelta(0, 3600)
 
119
    >>> rfc3339_duration_to_delta("P60M")
 
120
    datetime.timedelta(1680)
 
121
    >>> rfc3339_duration_to_delta("PT24H")
 
122
    datetime.timedelta(1)
 
123
    >>> rfc3339_duration_to_delta("P1W")
 
124
    datetime.timedelta(7)
 
125
    >>> rfc3339_duration_to_delta("PT5M30S")
 
126
    datetime.timedelta(0, 330)
 
127
    >>> rfc3339_duration_to_delta("P1DT3M20S")
 
128
    datetime.timedelta(1, 200)
 
129
    >>> # Can not be empty:
 
130
    >>> rfc3339_duration_to_delta("")
 
131
    Traceback (most recent call last):
 
132
    ...
 
133
    ValueError: Invalid RFC 3339 duration: u''
 
134
    >>> # Must start with "P":
 
135
    >>> rfc3339_duration_to_delta("1D")
 
136
    Traceback (most recent call last):
 
137
    ...
 
138
    ValueError: Invalid RFC 3339 duration: u'1D'
 
139
    >>> # Must use correct order
 
140
    >>> rfc3339_duration_to_delta("PT1S2M")
 
141
    Traceback (most recent call last):
 
142
    ...
 
143
    ValueError: Invalid RFC 3339 duration: u'PT1S2M'
 
144
    >>> # Time needs time marker
 
145
    >>> rfc3339_duration_to_delta("P1H2S")
 
146
    Traceback (most recent call last):
 
147
    ...
 
148
    ValueError: Invalid RFC 3339 duration: u'P1H2S'
 
149
    >>> # Weeks can not be combined with anything else
 
150
    >>> rfc3339_duration_to_delta("P1D2W")
 
151
    Traceback (most recent call last):
 
152
    ...
 
153
    ValueError: Invalid RFC 3339 duration: u'P1D2W'
 
154
    >>> rfc3339_duration_to_delta("P2W2H")
 
155
    Traceback (most recent call last):
 
156
    ...
 
157
    ValueError: Invalid RFC 3339 duration: u'P2W2H'
 
158
    """
 
159
 
 
160
    # Parsing an RFC 3339 duration with regular expressions is not
 
161
    # possible - there would have to be multiple places for the same
 
162
    # values, like seconds.  The current code, while more esoteric, is
 
163
    # cleaner without depending on a parsing library.  If Python had a
 
164
    # built-in library for parsing we would use it, but we'd like to
 
165
    # avoid excessive use of external libraries.
 
166
 
 
167
    # New type for defining tokens, syntax, and semantics all-in-one
 
168
    Token = collections.namedtuple("Token", (
 
169
        "regexp",  # To match token; if "value" is not None, must have
 
170
                   # a "group" containing digits
 
171
        "value",   # datetime.timedelta or None
 
172
        "followers"))           # Tokens valid after this token
 
173
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
 
174
    # the "duration" ABNF definition in RFC 3339, Appendix A.
 
175
    token_end = Token(re.compile(r"$"), None, frozenset())
 
176
    token_second = Token(re.compile(r"(\d+)S"),
 
177
                         datetime.timedelta(seconds=1),
 
178
                         frozenset((token_end, )))
 
179
    token_minute = Token(re.compile(r"(\d+)M"),
 
180
                         datetime.timedelta(minutes=1),
 
181
                         frozenset((token_second, token_end)))
 
182
    token_hour = Token(re.compile(r"(\d+)H"),
 
183
                       datetime.timedelta(hours=1),
 
184
                       frozenset((token_minute, token_end)))
 
185
    token_time = Token(re.compile(r"T"),
 
186
                       None,
 
187
                       frozenset((token_hour, token_minute,
 
188
                                  token_second)))
 
189
    token_day = Token(re.compile(r"(\d+)D"),
 
190
                      datetime.timedelta(days=1),
 
191
                      frozenset((token_time, token_end)))
 
192
    token_month = Token(re.compile(r"(\d+)M"),
 
193
                        datetime.timedelta(weeks=4),
 
194
                        frozenset((token_day, token_end)))
 
195
    token_year = Token(re.compile(r"(\d+)Y"),
 
196
                       datetime.timedelta(weeks=52),
 
197
                       frozenset((token_month, token_end)))
 
198
    token_week = Token(re.compile(r"(\d+)W"),
 
199
                       datetime.timedelta(weeks=1),
 
200
                       frozenset((token_end, )))
 
201
    token_duration = Token(re.compile(r"P"), None,
 
202
                           frozenset((token_year, token_month,
 
203
                                      token_day, token_time,
 
204
                                      token_week)))
 
205
    # Define starting values:
 
206
    # Value so far
 
207
    value = datetime.timedelta()
 
208
    found_token = None
 
209
    # Following valid tokens
 
210
    followers = frozenset((token_duration, ))
 
211
    # String left to parse
 
212
    s = duration
 
213
    # Loop until end token is found
 
214
    while found_token is not token_end:
 
215
        # Search for any currently valid tokens
 
216
        for token in followers:
 
217
            match = token.regexp.match(s)
 
218
            if match is not None:
 
219
                # Token found
 
220
                if token.value is not None:
 
221
                    # Value found, parse digits
 
222
                    factor = int(match.group(1), 10)
 
223
                    # Add to value so far
 
224
                    value += factor * token.value
 
225
                # Strip token from string
 
226
                s = token.regexp.sub("", s, 1)
 
227
                # Go to found token
 
228
                found_token = token
 
229
                # Set valid next tokens
 
230
                followers = found_token.followers
 
231
                break
 
232
        else:
 
233
            # No currently valid tokens were found
 
234
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
235
                             .format(duration))
 
236
    # End token found
 
237
    return value
77
238
 
78
239
 
79
240
def string_to_delta(interval):
80
241
    """Parse a string and return a datetime.timedelta
81
 
 
82
 
    >>> string_to_delta("7d")
 
242
    """
 
243
 
 
244
    try:
 
245
        return rfc3339_duration_to_delta(interval)
 
246
    except ValueError as e:
 
247
        log.warning("%s - Parsing as pre-1.6.1 interval instead",
 
248
                    ' '.join(e.args))
 
249
    return parse_pre_1_6_1_interval(interval)
 
250
 
 
251
 
 
252
def parse_pre_1_6_1_interval(interval):
 
253
    """Parse an interval string as documented by Mandos before 1.6.1, and
 
254
    return a datetime.timedelta
 
255
    >>> parse_pre_1_6_1_interval('7d')
83
256
    datetime.timedelta(7)
84
 
    >>> string_to_delta("60s")
 
257
    >>> parse_pre_1_6_1_interval('60s')
85
258
    datetime.timedelta(0, 60)
86
 
    >>> string_to_delta("60m")
 
259
    >>> parse_pre_1_6_1_interval('60m')
87
260
    datetime.timedelta(0, 3600)
88
 
    >>> string_to_delta("24h")
 
261
    >>> parse_pre_1_6_1_interval('24h')
89
262
    datetime.timedelta(1)
90
 
    >>> string_to_delta("1w")
 
263
    >>> parse_pre_1_6_1_interval('1w')
91
264
    datetime.timedelta(7)
92
 
    >>> string_to_delta("5m 30s")
 
265
    >>> parse_pre_1_6_1_interval('5m 30s')
93
266
    datetime.timedelta(0, 330)
 
267
    >>> parse_pre_1_6_1_interval('')
 
268
    datetime.timedelta(0)
 
269
    >>> # Ignore unknown characters, allow any order and repetitions
 
270
    >>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
 
271
    datetime.timedelta(2, 480, 18000)
 
272
 
94
273
    """
95
 
    timevalue = datetime.timedelta(0)
96
 
    regexp = re.compile("\d+[dsmhw]")
97
 
    
98
 
    for s in regexp.findall(interval):
99
 
        try:
100
 
            suffix = unicode(s[-1])
101
 
            value = int(s[:-1])
102
 
            if suffix == "d":
103
 
                delta = datetime.timedelta(value)
104
 
            elif suffix == "s":
105
 
                delta = datetime.timedelta(0, value)
106
 
            elif suffix == "m":
107
 
                delta = datetime.timedelta(0, 0, 0, 0, value)
108
 
            elif suffix == "h":
109
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
110
 
            elif suffix == "w":
111
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
112
 
            else:
113
 
                raise ValueError
114
 
        except (ValueError, IndexError):
115
 
            raise ValueError
116
 
        timevalue += delta
117
 
    return timevalue
 
274
 
 
275
    value = datetime.timedelta(0)
 
276
    regexp = re.compile(r"(\d+)([dsmhw]?)")
 
277
 
 
278
    for num, suffix in regexp.findall(interval):
 
279
        if suffix == "d":
 
280
            value += datetime.timedelta(int(num))
 
281
        elif suffix == "s":
 
282
            value += datetime.timedelta(0, int(num))
 
283
        elif suffix == "m":
 
284
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
285
        elif suffix == "h":
 
286
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
287
        elif suffix == "w":
 
288
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
289
        elif suffix == "":
 
290
            value += datetime.timedelta(0, 0, 0, int(num))
 
291
    return value
 
292
 
118
293
 
119
294
def print_clients(clients, keywords):
 
295
    print('\n'.join(table_rows_of_clients(clients, keywords)))
 
296
 
 
297
def table_rows_of_clients(clients, keywords):
120
298
    def valuetostring(value, keyword):
121
 
        if type(value) is dbus.Boolean:
 
299
        if isinstance(value, dbus.Boolean):
122
300
            return "Yes" if value else "No"
123
301
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
124
 
                       "ApprovalDuration"):
 
302
                       "ApprovalDuration", "ExtendedTimeout"):
125
303
            return milliseconds_to_string(value)
126
 
        return unicode(value)
127
 
    
 
304
        return str(value)
 
305
 
128
306
    # Create format string to print table rows
129
 
    format_string = " ".join("%%-%ds" %
130
 
                             max(len(tablewords[key]),
131
 
                                 max(len(valuetostring(client[key],
132
 
                                                       key))
133
 
                                     for client in
134
 
                                     clients))
 
307
    format_string = " ".join("{{{key}:{width}}}".format(
 
308
        width=max(len(tablewords[key]),
 
309
                  max(len(valuetostring(client[key], key))
 
310
                      for client in clients)),
 
311
        key=key)
135
312
                             for key in keywords)
136
 
    # Print header line
137
 
    print format_string % tuple(tablewords[key] for key in keywords)
 
313
    # Start with header line
 
314
    rows = [format_string.format(**tablewords)]
138
315
    for client in clients:
139
 
        print format_string % tuple(valuetostring(client[key], key)
140
 
                                    for key in keywords)
 
316
        rows.append(format_string
 
317
                    .format(**{key: valuetostring(client[key], key)
 
318
                               for key in keywords}))
 
319
    return rows
 
320
 
141
321
 
142
322
def has_actions(options):
143
323
    return any((options.enable,
149
329
                options.remove,
150
330
                options.checker is not None,
151
331
                options.timeout is not None,
 
332
                options.extended_timeout is not None,
152
333
                options.interval is not None,
153
334
                options.approved_by_default is not None,
154
335
                options.approval_delay is not None,
157
338
                options.secret is not None,
158
339
                options.approve,
159
340
                options.deny))
160
 
        
 
341
 
 
342
 
161
343
def main():
162
 
        parser = OptionParser(version = "%%prog %s" % version)
163
 
        parser.add_option("-a", "--all", action="store_true",
164
 
                          help="Select all clients")
165
 
        parser.add_option("-v", "--verbose", action="store_true",
166
 
                          help="Print all fields")
167
 
        parser.add_option("-e", "--enable", action="store_true",
168
 
                          help="Enable client")
169
 
        parser.add_option("-d", "--disable", action="store_true",
170
 
                          help="disable client")
171
 
        parser.add_option("-b", "--bump-timeout", action="store_true",
172
 
                          help="Bump timeout for client")
173
 
        parser.add_option("--start-checker", action="store_true",
174
 
                          help="Start checker for client")
175
 
        parser.add_option("--stop-checker", action="store_true",
176
 
                          help="Stop checker for client")
177
 
        parser.add_option("-V", "--is-enabled", action="store_true",
178
 
                          help="Check if client is enabled")
179
 
        parser.add_option("-r", "--remove", action="store_true",
180
 
                          help="Remove client")
181
 
        parser.add_option("-c", "--checker", type="string",
182
 
                          help="Set checker command for client")
183
 
        parser.add_option("-t", "--timeout", type="string",
184
 
                          help="Set timeout for client")
185
 
        parser.add_option("-i", "--interval", type="string",
186
 
                          help="Set checker interval for client")
187
 
        parser.add_option("--approve-by-default", action="store_true",
188
 
                          dest="approved_by_default",
189
 
                          help="Set client to be approved by default")
190
 
        parser.add_option("--deny-by-default", action="store_false",
191
 
                          dest="approved_by_default",
192
 
                          help="Set client to be denied by default")
193
 
        parser.add_option("--approval-delay", type="string",
194
 
                          help="Set delay before client approve/deny")
195
 
        parser.add_option("--approval-duration", type="string",
196
 
                          help="Set duration of one client approval")
197
 
        parser.add_option("-H", "--host", type="string",
198
 
                          help="Set host for client")
199
 
        parser.add_option("-s", "--secret", type="string",
200
 
                          help="Set password blob (file) for client")
201
 
        parser.add_option("-A", "--approve", action="store_true",
202
 
                          help="Approve any current client request")
203
 
        parser.add_option("-D", "--deny", action="store_true",
204
 
                          help="Deny any current client request")
205
 
        options, client_names = parser.parse_args()
206
 
        
207
 
        if has_actions(options) and not client_names and not options.all:
208
 
            parser.error("Options require clients names or --all.")
209
 
        if options.verbose and has_actions(options):
210
 
            parser.error("--verbose can only be used alone or with"
211
 
                         " --all.")
212
 
        if options.all and not has_actions(options):
213
 
            parser.error("--all requires an action.")
214
 
        
215
 
        try:
216
 
            bus = dbus.SystemBus()
217
 
            mandos_dbus_objc = bus.get_object(busname, server_path)
218
 
        except dbus.exceptions.DBusException:
219
 
            print >> sys.stderr, "Could not connect to Mandos server"
220
 
            sys.exit(1)
221
 
    
222
 
        mandos_serv = dbus.Interface(mandos_dbus_objc,
223
 
                                     dbus_interface = server_interface)
224
 
 
225
 
        #block stderr since dbus library prints to stderr
226
 
        null = os.open(os.path.devnull, os.O_RDWR)
227
 
        stderrcopy = os.dup(sys.stderr.fileno())
228
 
        os.dup2(null, sys.stderr.fileno())
229
 
        os.close(null)
230
 
        try:
231
 
            try:
232
 
                mandos_clients = mandos_serv.GetAllClientsWithProperties()
233
 
            finally:
234
 
                #restore stderr
235
 
                os.dup2(stderrcopy, sys.stderr.fileno())
236
 
                os.close(stderrcopy)
237
 
        except dbus.exceptions.DBusException, e:
238
 
            print >> sys.stderr, "Access denied: Accessing mandos server through dbus."
239
 
            sys.exit(1)
240
 
            
241
 
        # Compile dict of (clients: properties) to process
242
 
        clients={}
243
 
        
244
 
        if options.all or not client_names:
245
 
            clients = dict((bus.get_object(busname, path), properties)
246
 
                           for path, properties in
247
 
                           mandos_clients.iteritems())
248
 
        else:
249
 
            for name in client_names:
250
 
                for path, client in mandos_clients.iteritems():
251
 
                    if client["Name"] == name:
252
 
                        client_objc = bus.get_object(busname, path)
253
 
                        clients[client_objc] = client
254
 
                        break
 
344
    parser = argparse.ArgumentParser()
 
345
    parser.add_argument("--version", action="version",
 
346
                        version="%(prog)s {}".format(version),
 
347
                        help="show version number and exit")
 
348
    parser.add_argument("-a", "--all", action="store_true",
 
349
                        help="Select all clients")
 
350
    parser.add_argument("-v", "--verbose", action="store_true",
 
351
                        help="Print all fields")
 
352
    parser.add_argument("-j", "--dump-json", action="store_true",
 
353
                        help="Dump client data in JSON format")
 
354
    parser.add_argument("-e", "--enable", action="store_true",
 
355
                        help="Enable client")
 
356
    parser.add_argument("-d", "--disable", action="store_true",
 
357
                        help="disable client")
 
358
    parser.add_argument("-b", "--bump-timeout", action="store_true",
 
359
                        help="Bump timeout for client")
 
360
    parser.add_argument("--start-checker", action="store_true",
 
361
                        help="Start checker for client")
 
362
    parser.add_argument("--stop-checker", action="store_true",
 
363
                        help="Stop checker for client")
 
364
    parser.add_argument("-V", "--is-enabled", action="store_true",
 
365
                        help="Check if client is enabled")
 
366
    parser.add_argument("-r", "--remove", action="store_true",
 
367
                        help="Remove client")
 
368
    parser.add_argument("-c", "--checker",
 
369
                        help="Set checker command for client")
 
370
    parser.add_argument("-t", "--timeout",
 
371
                        help="Set timeout for client")
 
372
    parser.add_argument("--extended-timeout",
 
373
                        help="Set extended timeout for client")
 
374
    parser.add_argument("-i", "--interval",
 
375
                        help="Set checker interval for client")
 
376
    parser.add_argument("--approve-by-default", action="store_true",
 
377
                        default=None, dest="approved_by_default",
 
378
                        help="Set client to be approved by default")
 
379
    parser.add_argument("--deny-by-default", action="store_false",
 
380
                        dest="approved_by_default",
 
381
                        help="Set client to be denied by default")
 
382
    parser.add_argument("--approval-delay",
 
383
                        help="Set delay before client approve/deny")
 
384
    parser.add_argument("--approval-duration",
 
385
                        help="Set duration of one client approval")
 
386
    parser.add_argument("-H", "--host", help="Set host for client")
 
387
    parser.add_argument("-s", "--secret",
 
388
                        type=argparse.FileType(mode="rb"),
 
389
                        help="Set password blob (file) for client")
 
390
    parser.add_argument("-A", "--approve", action="store_true",
 
391
                        help="Approve any current client request")
 
392
    parser.add_argument("-D", "--deny", action="store_true",
 
393
                        help="Deny any current client request")
 
394
    parser.add_argument("--check", action="store_true",
 
395
                        help="Run self-test")
 
396
    parser.add_argument("client", nargs="*", help="Client name")
 
397
    options = parser.parse_args()
 
398
 
 
399
    if has_actions(options) and not (options.client or options.all):
 
400
        parser.error("Options require clients names or --all.")
 
401
    if options.verbose and has_actions(options):
 
402
        parser.error("--verbose can only be used alone.")
 
403
    if options.dump_json and (options.verbose
 
404
                              or has_actions(options)):
 
405
        parser.error("--dump-json can only be used alone.")
 
406
    if options.all and not has_actions(options):
 
407
        parser.error("--all requires an action.")
 
408
 
 
409
    try:
 
410
        bus = dbus.SystemBus()
 
411
        mandos_dbus_objc = bus.get_object(busname, server_path)
 
412
    except dbus.exceptions.DBusException:
 
413
        log.critical("Could not connect to Mandos server")
 
414
        sys.exit(1)
 
415
 
 
416
    mandos_serv = dbus.Interface(mandos_dbus_objc,
 
417
                                 dbus_interface=server_interface)
 
418
    mandos_serv_object_manager = dbus.Interface(
 
419
        mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
 
420
 
 
421
    # block stderr since dbus library prints to stderr
 
422
    null = os.open(os.path.devnull, os.O_RDWR)
 
423
    stderrcopy = os.dup(sys.stderr.fileno())
 
424
    os.dup2(null, sys.stderr.fileno())
 
425
    os.close(null)
 
426
    try:
 
427
        try:
 
428
            mandos_clients = {path: ifs_and_props[client_interface]
 
429
                              for path, ifs_and_props in
 
430
                              mandos_serv_object_manager
 
431
                              .GetManagedObjects().items()
 
432
                              if client_interface in ifs_and_props}
 
433
        finally:
 
434
            # restore stderr
 
435
            os.dup2(stderrcopy, sys.stderr.fileno())
 
436
            os.close(stderrcopy)
 
437
    except dbus.exceptions.DBusException as e:
 
438
        log.critical("Failed to access Mandos server through D-Bus:"
 
439
                     "\n%s", e)
 
440
        sys.exit(1)
 
441
 
 
442
    # Compile dict of (clients: properties) to process
 
443
    clients = {}
 
444
 
 
445
    if options.all or not options.client:
 
446
        clients = {bus.get_object(busname, path): properties
 
447
                   for path, properties in mandos_clients.items()}
 
448
    else:
 
449
        for name in options.client:
 
450
            for path, client in mandos_clients.items():
 
451
                if client["Name"] == name:
 
452
                    client_objc = bus.get_object(busname, path)
 
453
                    clients[client_objc] = client
 
454
                    break
 
455
            else:
 
456
                log.critical("Client not found on server: %r", name)
 
457
                sys.exit(1)
 
458
 
 
459
    if not has_actions(options) and clients:
 
460
        if options.verbose or options.dump_json:
 
461
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
462
                        "Created", "Interval", "Host", "KeyID",
 
463
                        "Fingerprint", "CheckerRunning",
 
464
                        "LastEnabled", "ApprovalPending",
 
465
                        "ApprovedByDefault", "LastApprovalRequest",
 
466
                        "ApprovalDelay", "ApprovalDuration",
 
467
                        "Checker", "ExtendedTimeout", "Expires",
 
468
                        "LastCheckerStatus")
 
469
        else:
 
470
            keywords = defaultkeywords
 
471
 
 
472
        if options.dump_json:
 
473
            json.dump({client["Name"]: {key:
 
474
                                        bool(client[key])
 
475
                                        if isinstance(client[key],
 
476
                                                      dbus.Boolean)
 
477
                                        else client[key]
 
478
                                        for key in keywords}
 
479
                       for client in clients.values()},
 
480
                      fp=sys.stdout, indent=4,
 
481
                      separators=(',', ': '))
 
482
            print()
 
483
        else:
 
484
            print_clients(clients.values(), keywords)
 
485
    else:
 
486
        # Process each client in the list by all selected options
 
487
        for client in clients:
 
488
 
 
489
            def set_client_prop(prop, value):
 
490
                """Set a Client D-Bus property"""
 
491
                client.Set(client_interface, prop, value,
 
492
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
493
 
 
494
            def set_client_prop_ms(prop, value):
 
495
                """Set a Client D-Bus property, converted
 
496
                from a string to milliseconds."""
 
497
                set_client_prop(prop,
 
498
                                string_to_delta(value).total_seconds()
 
499
                                * 1000)
 
500
 
 
501
            if options.remove:
 
502
                mandos_serv.RemoveClient(client.__dbus_object_path__)
 
503
            if options.enable:
 
504
                set_client_prop("Enabled", dbus.Boolean(True))
 
505
            if options.disable:
 
506
                set_client_prop("Enabled", dbus.Boolean(False))
 
507
            if options.bump_timeout:
 
508
                set_client_prop("LastCheckedOK", "")
 
509
            if options.start_checker:
 
510
                set_client_prop("CheckerRunning", dbus.Boolean(True))
 
511
            if options.stop_checker:
 
512
                set_client_prop("CheckerRunning", dbus.Boolean(False))
 
513
            if options.is_enabled:
 
514
                if client.Get(client_interface, "Enabled",
 
515
                              dbus_interface=dbus.PROPERTIES_IFACE):
 
516
                    sys.exit(0)
255
517
                else:
256
 
                    print >> sys.stderr, "Client not found on server: %r" % name
257
518
                    sys.exit(1)
258
 
            
259
 
        if not has_actions(options) and clients:
260
 
            if options.verbose:
261
 
                keywords = ("Name", "Enabled", "Timeout",
262
 
                            "LastCheckedOK", "Created", "Interval",
263
 
                            "Host", "Fingerprint", "CheckerRunning",
264
 
                            "LastEnabled", "ApprovalPending",
265
 
                            "ApprovedByDefault",
266
 
                            "LastApprovalRequest", "ApprovalDelay",
267
 
                            "ApprovalDuration", "Checker")
268
 
            else:
269
 
                keywords = defaultkeywords
270
 
            
271
 
            print_clients(clients.values(), keywords)
 
519
            if options.checker is not None:
 
520
                set_client_prop("Checker", options.checker)
 
521
            if options.host is not None:
 
522
                set_client_prop("Host", options.host)
 
523
            if options.interval is not None:
 
524
                set_client_prop_ms("Interval", options.interval)
 
525
            if options.approval_delay is not None:
 
526
                set_client_prop_ms("ApprovalDelay",
 
527
                                   options.approval_delay)
 
528
            if options.approval_duration is not None:
 
529
                set_client_prop_ms("ApprovalDuration",
 
530
                                   options.approval_duration)
 
531
            if options.timeout is not None:
 
532
                set_client_prop_ms("Timeout", options.timeout)
 
533
            if options.extended_timeout is not None:
 
534
                set_client_prop_ms("ExtendedTimeout",
 
535
                                   options.extended_timeout)
 
536
            if options.secret is not None:
 
537
                set_client_prop("Secret",
 
538
                                dbus.ByteArray(options.secret.read()))
 
539
            if options.approved_by_default is not None:
 
540
                set_client_prop("ApprovedByDefault",
 
541
                                dbus.Boolean(options
 
542
                                             .approved_by_default))
 
543
            if options.approve:
 
544
                client.Approve(dbus.Boolean(True),
 
545
                               dbus_interface=client_interface)
 
546
            elif options.deny:
 
547
                client.Approve(dbus.Boolean(False),
 
548
                               dbus_interface=client_interface)
 
549
 
 
550
 
 
551
class Test_milliseconds_to_string(unittest.TestCase):
 
552
    def test_all(self):
 
553
        self.assertEqual(milliseconds_to_string(93785000),
 
554
                         "1T02:03:05")
 
555
    def test_no_days(self):
 
556
        self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
 
557
    def test_all_zero(self):
 
558
        self.assertEqual(milliseconds_to_string(0), "00:00:00")
 
559
    def test_no_fractional_seconds(self):
 
560
        self.assertEqual(milliseconds_to_string(400), "00:00:00")
 
561
        self.assertEqual(milliseconds_to_string(900), "00:00:00")
 
562
        self.assertEqual(milliseconds_to_string(1900), "00:00:01")
 
563
 
 
564
class Test_string_to_delta(unittest.TestCase):
 
565
    def test_handles_basic_rfc3339(self):
 
566
        self.assertEqual(string_to_delta("PT2H"),
 
567
                         datetime.timedelta(0, 7200))
 
568
    def test_falls_back_to_pre_1_6_1_with_warning(self):
 
569
        # assertLogs only exists in Python 3.4
 
570
        if hasattr(self, "assertLogs"):
 
571
            with self.assertLogs(log, logging.WARNING):
 
572
                value = string_to_delta("2h")
272
573
        else:
273
 
            # Process each client in the list by all selected options
274
 
            for client in clients:
275
 
                if options.remove:
276
 
                    mandos_serv.RemoveClient(client.__dbus_object_path__)
277
 
                if options.enable:
278
 
                    client.Enable(dbus_interface=client_interface)
279
 
                if options.disable:
280
 
                    client.Disable(dbus_interface=client_interface)
281
 
                if options.bump_timeout:
282
 
                    client.CheckedOK(dbus_interface=client_interface)
283
 
                if options.start_checker:
284
 
                    client.StartChecker(dbus_interface=client_interface)
285
 
                if options.stop_checker:
286
 
                    client.StopChecker(dbus_interface=client_interface)
287
 
                if options.is_enabled:
288
 
                    sys.exit(0 if client.Get(client_interface,
289
 
                                             "Enabled",
290
 
                                             dbus_interface=dbus.PROPERTIES_IFACE)
291
 
                             else 1)
292
 
                if options.checker:
293
 
                    client.Set(client_interface, "Checker", options.checker,
294
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
295
 
                if options.host:
296
 
                    client.Set(client_interface, "Host", options.host,
297
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
298
 
                if options.interval:
299
 
                    client.Set(client_interface, "Interval",
300
 
                               timedelta_to_milliseconds
301
 
                               (string_to_delta(options.interval)),
302
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
303
 
                if options.approval_delay:
304
 
                    client.Set(client_interface, "ApprovalDelay",
305
 
                               timedelta_to_milliseconds
306
 
                               (string_to_delta(options.
307
 
                                                approval_delay)),
308
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
309
 
                if options.approval_duration:
310
 
                    client.Set(client_interface, "ApprovalDuration",
311
 
                               timedelta_to_milliseconds
312
 
                               (string_to_delta(options.
313
 
                                                approval_duration)),
314
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
315
 
                if options.timeout:
316
 
                    client.Set(client_interface, "Timeout",
317
 
                               timedelta_to_milliseconds
318
 
                               (string_to_delta(options.timeout)),
319
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
320
 
                if options.secret:
321
 
                    client.Set(client_interface, "Secret",
322
 
                               dbus.ByteArray(open(options.secret,
323
 
                                                   "rb").read()),
324
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
325
 
                if options.approved_by_default is not None:
326
 
                    client.Set(client_interface, "ApprovedByDefault",
327
 
                               dbus.Boolean(options
328
 
                                            .approved_by_default),
329
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
330
 
                if options.approve:
331
 
                    client.Approve(dbus.Boolean(True),
332
 
                                   dbus_interface=client_interface)
333
 
                elif options.deny:
334
 
                    client.Approve(dbus.Boolean(False),
335
 
                                   dbus_interface=client_interface)
 
574
            value = string_to_delta("2h")
 
575
        self.assertEqual(value, datetime.timedelta(0, 7200))
 
576
 
 
577
class Test_table_rows_of_clients(unittest.TestCase):
 
578
    def setUp(self):
 
579
        global tablewords
 
580
        self.old_tablewords = tablewords
 
581
        tablewords = {
 
582
            "Attr1": "X",
 
583
            "AttrTwo": "Yy",
 
584
            "AttrThree": "Zzz",
 
585
            "Bool": "A D-BUS Boolean",
 
586
            "NonDbusBoolean": "A Non-D-BUS Boolean",
 
587
            "Integer": "An Integer",
 
588
            "Timeout": "Timedelta 1",
 
589
            "Interval": "Timedelta 2",
 
590
            "ApprovalDelay": "Timedelta 3",
 
591
            "ApprovalDuration": "Timedelta 4",
 
592
            "ExtendedTimeout": "Timedelta 5",
 
593
            "String": "A String",
 
594
        }
 
595
        self.keywords = ["Attr1", "AttrTwo"]
 
596
        self.clients = [
 
597
            {
 
598
                "Attr1": "x1",
 
599
                "AttrTwo": "y1",
 
600
                "AttrThree": "z1",
 
601
                "Bool": dbus.Boolean(False),
 
602
                "NonDbusBoolean": False,
 
603
                "Integer": 0,
 
604
                "Timeout": 0,
 
605
                "Interval": 1000,
 
606
                "ApprovalDelay": 2000,
 
607
                "ApprovalDuration": 3000,
 
608
                "ExtendedTimeout": 4000,
 
609
                "String": "",
 
610
            },
 
611
            {
 
612
                "Attr1": "x2",
 
613
                "AttrTwo": "y2",
 
614
                "AttrThree": "z2",
 
615
                "Bool": dbus.Boolean(True),
 
616
                "NonDbusBoolean": True,
 
617
                "Integer": 1,
 
618
                "Timeout": 93785000,
 
619
                "Interval": 93786000,
 
620
                "ApprovalDelay": 93787000,
 
621
                "ApprovalDuration": 93788000,
 
622
                "ExtendedTimeout": 93789000,
 
623
                "String": "A huge string which will not fit," * 10,
 
624
            },
 
625
        ]
 
626
    def tearDown(self):
 
627
        global tablewords
 
628
        tablewords = self.old_tablewords
 
629
    def test_short_header(self):
 
630
        rows = table_rows_of_clients(self.clients, self.keywords)
 
631
        expected_rows = [
 
632
            "X  Yy",
 
633
            "x1 y1",
 
634
            "x2 y2"]
 
635
        self.assertEqual(rows, expected_rows)
 
636
    def test_booleans(self):
 
637
        keywords = ["Bool", "NonDbusBoolean"]
 
638
        rows = table_rows_of_clients(self.clients, keywords)
 
639
        expected_rows = [
 
640
            "A D-BUS Boolean A Non-D-BUS Boolean",
 
641
            "No              False              ",
 
642
            "Yes             True               ",
 
643
        ]
 
644
        self.assertEqual(rows, expected_rows)
 
645
    def test_milliseconds_detection(self):
 
646
        keywords = ["Integer", "Timeout", "Interval", "ApprovalDelay",
 
647
                    "ApprovalDuration", "ExtendedTimeout"]
 
648
        rows = table_rows_of_clients(self.clients, keywords)
 
649
        expected_rows = ("""
 
650
An Integer Timedelta 1 Timedelta 2 Timedelta 3 Timedelta 4 Timedelta 5
 
651
0          00:00:00    00:00:01    00:00:02    00:00:03    00:00:04   
 
652
1          1T02:03:05  1T02:03:06  1T02:03:07  1T02:03:08  1T02:03:09 
 
653
"""
 
654
        ).splitlines()[1:]
 
655
        self.assertEqual(rows, expected_rows)
 
656
    def test_empty_and_long_string_values(self):
 
657
        keywords = ["String"]
 
658
        rows = table_rows_of_clients(self.clients, keywords)
 
659
        expected_rows = ("""
 
660
A String                                                                                                                                                                                                                                                                                                                                  
 
661
                                                                                                                                                                                                                                                                                                                                          
 
662
A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,
 
663
"""
 
664
        ).splitlines()[1:]
 
665
        self.assertEqual(rows, expected_rows)
 
666
 
 
667
 
 
668
 
 
669
def should_only_run_tests():
 
670
    parser = argparse.ArgumentParser(add_help=False)
 
671
    parser.add_argument("--check", action='store_true')
 
672
    args, unknown_args = parser.parse_known_args()
 
673
    run_tests = args.check
 
674
    if run_tests:
 
675
        # Remove --check argument from sys.argv
 
676
        sys.argv[1:] = unknown_args
 
677
    return run_tests
 
678
 
 
679
# Add all tests from doctest strings
 
680
def load_tests(loader, tests, none):
 
681
    import doctest
 
682
    tests.addTests(doctest.DocTestSuite())
 
683
    return tests
336
684
 
337
685
if __name__ == "__main__":
338
 
    main()
 
686
    if should_only_run_tests():
 
687
        # Call using ./tdd-python-script --check [--verbose]
 
688
        unittest.main()
 
689
    else:
 
690
        main()