/mandos/trunk

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/trunk
24.1.116 by Björn Påhlsson
added a mandos list client program
1
#!/usr/bin/python
240 by Teddy Hogeborn
Merge "mandos-list" from belorn.
2
# -*- mode: python; coding: utf-8 -*-
444 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
3
# 
4
# Mandos Monitor - Control and monitor the Mandos server
5
# 
505.1.8 by Teddy Hogeborn
* mandos-ctl: Update copyright year to 2011.
6
# Copyright © 2008-2011 Teddy Hogeborn
7
# Copyright © 2008-2011 Björn Påhlsson
444 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
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
11
# the Free Software Foundation, either version 3 of the License, or
12
# (at your option) any later version.
13
#
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
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
#     GNU General Public License for more details.
18
# 
19
# 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
# 
505.1.2 by Teddy Hogeborn
Change "fukt.bsnet.se" to "recompile.se" throughout.
22
# Contact the authors at <mandos@recompile.se>.
444 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
23
# 
24.1.116 by Björn Påhlsson
added a mandos list client program
24
463.1.9 by teddy at bsnet
* mandos-ctl: Use print function.
25
from __future__ import (division, absolute_import, print_function,
26
                        unicode_literals)
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
27
24.1.119 by Björn Påhlsson
Added more method support for mandos clients through mandos-ctl
28
import sys
24.1.116 by Björn Påhlsson
added a mandos list client program
29
import dbus
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
30
import argparse
240 by Teddy Hogeborn
Merge "mandos-list" from belorn.
31
import locale
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
32
import datetime
33
import re
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
34
import os
240 by Teddy Hogeborn
Merge "mandos-list" from belorn.
35
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
36
locale.setlocale(locale.LC_ALL, "")
24.1.116 by Björn Påhlsson
added a mandos list client program
37
38
tablewords = {
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
39
    "Name": "Name",
40
    "Enabled": "Enabled",
41
    "Timeout": "Timeout",
42
    "LastCheckedOK": "Last Successful Check",
43
    "LastApprovalRequest": "Last Approval Request",
44
    "Created": "Created",
45
    "Interval": "Interval",
46
    "Host": "Host",
47
    "Fingerprint": "Fingerprint",
48
    "CheckerRunning": "Check Is Running",
49
    "LastEnabled": "Last Enabled",
50
    "ApprovalPending": "Approval Is Pending",
51
    "ApprovedByDefault": "Approved By Default",
52
    "ApprovalDelay": "Approval Delay",
53
    "ApprovalDuration": "Approval Duration",
54
    "Checker": "Checker",
24.1.179 by Björn Påhlsson
New feature:
55
    "ExtendedTimeout" : "Extended Timeout"
24.1.116 by Björn Påhlsson
added a mandos list client program
56
    }
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
57
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
24.1.186 by Björn Påhlsson
transitional stuff actually working
58
domain = "se.recompile"
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
59
busname = domain + ".Mandos"
60
server_path = "/"
61
server_interface = domain + ".Mandos"
62
client_interface = domain + ".Mandos.Client"
237.4.20 by Björn Påhlsson
* Makefile (version): Changed to "1.4.1".
63
version = "1.4.1"
24.1.118 by Björn Påhlsson
Added enable/disable
64
382 by Teddy Hogeborn
* mandos-ctl: Made work again after D-Bus API changes.
65
def timedelta_to_milliseconds(td):
463.1.7 by teddy at bsnet
* mandos-ctl: Use only unicode string literals.
66
    """Convert a datetime.timedelta object to milliseconds"""
382 by Teddy Hogeborn
* mandos-ctl: Made work again after D-Bus API changes.
67
    return ((td.days * 24 * 60 * 60 * 1000)
68
            + (td.seconds * 1000)
69
            + (td.microseconds // 1000))
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
70
71
def milliseconds_to_string(ms):
72
    td = datetime.timedelta(0, 0, 0, ms)
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
73
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
74
            % { "days": "%dT" % td.days if td.days else "",
75
                "hours": td.seconds // 3600,
76
                "minutes": (td.seconds % 3600) // 60,
77
                "seconds": td.seconds % 60,
382 by Teddy Hogeborn
* mandos-ctl: Made work again after D-Bus API changes.
78
                })
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
79
80
def string_to_delta(interval):
81
    """Parse a string and return a datetime.timedelta
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
82
    
463.1.7 by teddy at bsnet
* mandos-ctl: Use only unicode string literals.
83
    >>> string_to_delta("7d")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
84
    datetime.timedelta(7)
463.1.7 by teddy at bsnet
* mandos-ctl: Use only unicode string literals.
85
    >>> string_to_delta("60s")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
86
    datetime.timedelta(0, 60)
463.1.7 by teddy at bsnet
* mandos-ctl: Use only unicode string literals.
87
    >>> string_to_delta("60m")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
88
    datetime.timedelta(0, 3600)
463.1.7 by teddy at bsnet
* mandos-ctl: Use only unicode string literals.
89
    >>> string_to_delta("24h")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
90
    datetime.timedelta(1)
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
91
    >>> string_to_delta("1w")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
92
    datetime.timedelta(7)
463.1.7 by teddy at bsnet
* mandos-ctl: Use only unicode string literals.
93
    >>> string_to_delta("5m 30s")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
94
    datetime.timedelta(0, 330)
95
    """
523 by Teddy Hogeborn
* mandos (ClientDBus.approval_delay, ClientDBus.approval_duration,
96
    value = datetime.timedelta(0)
97
    regexp = re.compile("(\d+)([dsmhw]?)")
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
98
    
523 by Teddy Hogeborn
* mandos (ClientDBus.approval_delay, ClientDBus.approval_duration,
99
    for num, suffix in regexp.findall(interval):
100
        if suffix == "d":
101
            value += datetime.timedelta(int(num))
102
        elif suffix == "s":
103
            value += datetime.timedelta(0, int(num))
104
        elif suffix == "m":
105
            value += datetime.timedelta(0, 0, 0, 0, int(num))
106
        elif suffix == "h":
107
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
108
        elif suffix == "w":
109
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
110
        elif suffix == "":
111
            value += datetime.timedelta(0, 0, 0, int(num))
112
    return value
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
113
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
114
def print_clients(clients, keywords):
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
115
    def valuetostring(value, keyword):
116
        if type(value) is dbus.Boolean:
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
117
            return "Yes" if value else "No"
118
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
119
                       "ApprovalDuration"):
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
120
            return milliseconds_to_string(value)
121
        return unicode(value)
122
    
382 by Teddy Hogeborn
* mandos-ctl: Made work again after D-Bus API changes.
123
    # Create format string to print table rows
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
124
    format_string = " ".join("%%-%ds" %
125
                             max(len(tablewords[key]),
126
                                 max(len(valuetostring(client[key],
127
                                                       key))
128
                                     for client in
129
                                     clients))
130
                             for key in keywords)
382 by Teddy Hogeborn
* mandos-ctl: Made work again after D-Bus API changes.
131
    # Print header line
463.1.9 by teddy at bsnet
* mandos-ctl: Use print function.
132
    print(format_string % tuple(tablewords[key] for key in keywords))
24.1.121 by Björn Påhlsson
mandos-ctl: Added support for all client calls
133
    for client in clients:
463.1.9 by teddy at bsnet
* mandos-ctl: Use print function.
134
        print(format_string % tuple(valuetostring(client[key], key)
135
                                    for key in keywords))
438 by Teddy Hogeborn
* mandos (Client.runtime_expansions): New attribute containing the
136
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
137
def has_actions(options):
138
    return any((options.enable,
139
                options.disable,
140
                options.bump_timeout,
141
                options.start_checker,
142
                options.stop_checker,
143
                options.is_enabled,
144
                options.remove,
145
                options.checker is not None,
146
                options.timeout is not None,
24.1.179 by Björn Påhlsson
New feature:
147
                options.extended_timeout is not None,
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
148
                options.interval is not None,
441 by Teddy Hogeborn
* mandos (ClientDBus.__init__): Bug fix: Translate "-" in client names
149
                options.approved_by_default is not None,
150
                options.approval_delay is not None,
151
                options.approval_duration is not None,
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
152
                options.host is not None,
153
                options.secret is not None,
154
                options.approve,
155
                options.deny))
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
156
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
157
def main():
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
158
    parser = argparse.ArgumentParser()
159
    parser.add_argument("--version", action="version",
160
                        version = "%%prog %s" % version,
161
                        help="show version number and exit")
162
    parser.add_argument("-a", "--all", action="store_true",
163
                        help="Select all clients")
164
    parser.add_argument("-v", "--verbose", action="store_true",
165
                        help="Print all fields")
166
    parser.add_argument("-e", "--enable", action="store_true",
167
                        help="Enable client")
168
    parser.add_argument("-d", "--disable", action="store_true",
169
                        help="disable client")
170
    parser.add_argument("-b", "--bump-timeout", action="store_true",
171
                        help="Bump timeout for client")
172
    parser.add_argument("--start-checker", action="store_true",
173
                        help="Start checker for client")
174
    parser.add_argument("--stop-checker", action="store_true",
175
                        help="Stop checker for client")
176
    parser.add_argument("-V", "--is-enabled", action="store_true",
177
                        help="Check if client is enabled")
178
    parser.add_argument("-r", "--remove", action="store_true",
179
                        help="Remove client")
180
    parser.add_argument("-c", "--checker",
181
                        help="Set checker command for client")
182
    parser.add_argument("-t", "--timeout",
183
                        help="Set timeout for client")
24.1.179 by Björn Påhlsson
New feature:
184
    parser.add_argument("--extended-timeout",
185
                        help="Set extended timeout for client")
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
186
    parser.add_argument("-i", "--interval",
187
                        help="Set checker interval for client")
188
    parser.add_argument("--approve-by-default", action="store_true",
189
                        default=None, dest="approved_by_default",
190
                        help="Set client to be approved by default")
191
    parser.add_argument("--deny-by-default", action="store_false",
192
                        dest="approved_by_default",
193
                        help="Set client to be denied by default")
194
    parser.add_argument("--approval-delay",
195
                        help="Set delay before client approve/deny")
196
    parser.add_argument("--approval-duration",
197
                        help="Set duration of one client approval")
198
    parser.add_argument("-H", "--host", help="Set host for client")
199
    parser.add_argument("-s", "--secret", type=file,
200
                        help="Set password blob (file) for client")
201
    parser.add_argument("-A", "--approve", action="store_true",
202
                        help="Approve any current client request")
203
    parser.add_argument("-D", "--deny", action="store_true",
204
                        help="Deny any current client request")
205
    parser.add_argument("client", nargs="*", help="Client name")
206
    options = parser.parse_args()
207
    
208
    if has_actions(options) and not options.client and not options.all:
209
        parser.error("Options require clients names or --all.")
210
    if options.verbose and has_actions(options):
211
        parser.error("--verbose can only be used alone or with"
212
                     " --all.")
213
    if options.all and not has_actions(options):
214
        parser.error("--all requires an action.")
215
    
216
    try:
217
        bus = dbus.SystemBus()
218
        mandos_dbus_objc = bus.get_object(busname, server_path)
219
    except dbus.exceptions.DBusException:
220
        print("Could not connect to Mandos server",
221
              file=sys.stderr)
222
        sys.exit(1)
223
    
224
    mandos_serv = dbus.Interface(mandos_dbus_objc,
225
                                 dbus_interface = server_interface)
226
    
227
    #block stderr since dbus library prints to stderr
228
    null = os.open(os.path.devnull, os.O_RDWR)
229
    stderrcopy = os.dup(sys.stderr.fileno())
230
    os.dup2(null, sys.stderr.fileno())
231
    os.close(null)
232
    try:
233
        try:
234
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
235
        finally:
236
            #restore stderr
237
            os.dup2(stderrcopy, sys.stderr.fileno())
238
            os.close(stderrcopy)
239
    except dbus.exceptions.DBusException, e:
240
        print("Access denied: Accessing mandos server through dbus.",
241
              file=sys.stderr)
242
        sys.exit(1)
243
    
244
    # Compile dict of (clients: properties) to process
245
    clients={}
246
    
247
    if options.all or not options.client:
248
        clients = dict((bus.get_object(busname, path), properties)
249
                       for path, properties in
250
                       mandos_clients.iteritems())
251
    else:
252
        for name in options.client:
253
            for path, client in mandos_clients.iteritems():
254
                if client["Name"] == name:
255
                    client_objc = bus.get_object(busname, path)
256
                    clients[client_objc] = client
257
                    break
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
258
            else:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
259
                print("Client not found on server: %r" % name,
260
                      file=sys.stderr)
261
                sys.exit(1)
262
    
263
    if not has_actions(options) and clients:
264
        if options.verbose:
265
            keywords = ("Name", "Enabled", "Timeout",
266
                        "LastCheckedOK", "Created", "Interval",
267
                        "Host", "Fingerprint", "CheckerRunning",
268
                        "LastEnabled", "ApprovalPending",
269
                        "ApprovedByDefault",
270
                        "LastApprovalRequest", "ApprovalDelay",
24.1.179 by Björn Påhlsson
New feature:
271
                        "ApprovalDuration", "Checker",
272
                        "ExtendedTimeout")
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
273
        else:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
274
            keywords = defaultkeywords
275
        
276
        print_clients(clients.values(), keywords)
277
    else:
278
        # Process each client in the list by all selected options
279
        for client in clients:
280
            if options.remove:
281
                mandos_serv.RemoveClient(client.__dbus_object_path__)
282
            if options.enable:
283
                client.Enable(dbus_interface=client_interface)
284
            if options.disable:
285
                client.Disable(dbus_interface=client_interface)
286
            if options.bump_timeout:
287
                client.CheckedOK(dbus_interface=client_interface)
288
            if options.start_checker:
289
                client.StartChecker(dbus_interface=client_interface)
290
            if options.stop_checker:
291
                client.StopChecker(dbus_interface=client_interface)
292
            if options.is_enabled:
293
                sys.exit(0 if client.Get(client_interface,
294
                                         "Enabled",
295
                                         dbus_interface=
296
                                         dbus.PROPERTIES_IFACE)
297
                         else 1)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
298
            if options.checker is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
299
                client.Set(client_interface, "Checker",
300
                           options.checker,
301
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
302
            if options.host is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
303
                client.Set(client_interface, "Host", options.host,
304
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
305
            if options.interval is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
306
                client.Set(client_interface, "Interval",
307
                           timedelta_to_milliseconds
308
                           (string_to_delta(options.interval)),
309
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
310
            if options.approval_delay is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
311
                client.Set(client_interface, "ApprovalDelay",
312
                           timedelta_to_milliseconds
313
                           (string_to_delta(options.
314
                                            approval_delay)),
315
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
316
            if options.approval_duration is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
317
                client.Set(client_interface, "ApprovalDuration",
318
                           timedelta_to_milliseconds
319
                           (string_to_delta(options.
320
                                            approval_duration)),
321
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
322
            if options.timeout is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
323
                client.Set(client_interface, "Timeout",
324
                           timedelta_to_milliseconds
325
                           (string_to_delta(options.timeout)),
326
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
327
            if options.extended_timeout is not None:
24.1.179 by Björn Påhlsson
New feature:
328
                client.Set(client_interface, "ExtendedTimeout",
329
                           timedelta_to_milliseconds
330
                           (string_to_delta(options.extended_timeout)),
331
                           dbus_interface=dbus.PROPERTIES_IFACE)
505.1.16 by Teddy Hogeborn
* mandos-ctl (main): Bug fix: Handle empty strings correctly.
332
            if options.secret is not None:
475 by teddy at bsnet
* mandos-ctl: Use the new argparse library instead of optparse.
333
                client.Set(client_interface, "Secret",
334
                           dbus.ByteArray(open(options.secret,
335
                                               "rb").read()),
336
                           dbus_interface=dbus.PROPERTIES_IFACE)
337
            if options.approved_by_default is not None:
338
                client.Set(client_interface, "ApprovedByDefault",
339
                           dbus.Boolean(options
340
                                        .approved_by_default),
341
                           dbus_interface=dbus.PROPERTIES_IFACE)
342
            if options.approve:
343
                client.Approve(dbus.Boolean(True),
344
                               dbus_interface=client_interface)
345
            elif options.deny:
346
                client.Approve(dbus.Boolean(False),
347
                               dbus_interface=client_interface)
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
348
463.1.8 by teddy at bsnet
* mandos-ctl: Use unicode string literals.
349
if __name__ == "__main__":
24.1.163 by Björn Påhlsson
mandos-client: Added never ending loop for --connect
350
    main()