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mandos-ctl
3
3
# 
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
5
# 
6
 
# Copyright © 2008-2010 Teddy Hogeborn
7
 
# Copyright © 2008-2010 Björn Påhlsson
 
6
# Copyright © 2008-2011 Teddy Hogeborn
 
7
# Copyright © 2008-2011 Björn Påhlsson
8
8
# 
9
9
# This program is free software: you can redistribute it and/or modify
10
10
# it under the terms of the GNU General Public License as published by
19
19
# You should have received a copy of the GNU General Public License
20
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
21
21
# 
22
 
# Contact the authors at <mandos@fukt.bsnet.se>.
 
22
# Contact the authors at <mandos@recompile.se>.
23
23
# 
24
24
 
25
25
from __future__ import (division, absolute_import, print_function,
27
27
 
28
28
import sys
29
29
import dbus
30
 
from optparse import OptionParser
 
30
import argparse
31
31
import locale
32
32
import datetime
33
33
import re
52
52
    "ApprovalDelay": "Approval Delay",
53
53
    "ApprovalDuration": "Approval Duration",
54
54
    "Checker": "Checker",
 
55
    "ExtendedTimeout" : "Extended Timeout"
55
56
    }
56
57
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
57
 
domain = "se.bsnet.fukt"
 
58
domain = "se.recompile"
58
59
busname = domain + ".Mandos"
59
60
server_path = "/"
60
61
server_interface = domain + ".Mandos"
61
62
client_interface = domain + ".Mandos.Client"
62
 
version = "1.2.3"
 
63
version = "1.4.1"
63
64
 
64
65
def timedelta_to_milliseconds(td):
65
66
    """Convert a datetime.timedelta object to milliseconds"""
76
77
                "seconds": td.seconds % 60,
77
78
                })
78
79
 
79
 
 
80
80
def string_to_delta(interval):
81
81
    """Parse a string and return a datetime.timedelta
82
 
 
 
82
    
83
83
    >>> string_to_delta("7d")
84
84
    datetime.timedelta(7)
85
85
    >>> string_to_delta("60s")
93
93
    >>> string_to_delta("5m 30s")
94
94
    datetime.timedelta(0, 330)
95
95
    """
96
 
    timevalue = datetime.timedelta(0)
97
 
    regexp = re.compile("\d+[dsmhw]")
 
96
    value = datetime.timedelta(0)
 
97
    regexp = re.compile("(\d+)([dsmhw]?)")
98
98
    
99
 
    for s in regexp.findall(interval):
100
 
        try:
101
 
            suffix = unicode(s[-1])
102
 
            value = int(s[:-1])
103
 
            if suffix == "d":
104
 
                delta = datetime.timedelta(value)
105
 
            elif suffix == "s":
106
 
                delta = datetime.timedelta(0, value)
107
 
            elif suffix == "m":
108
 
                delta = datetime.timedelta(0, 0, 0, 0, value)
109
 
            elif suffix == "h":
110
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
111
 
            elif suffix == "w":
112
 
                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
113
 
            else:
114
 
                raise ValueError
115
 
        except (ValueError, IndexError):
116
 
            raise ValueError
117
 
        timevalue += delta
118
 
    return timevalue
 
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
119
113
 
120
114
def print_clients(clients, keywords):
121
115
    def valuetostring(value, keyword):
150
144
                options.remove,
151
145
                options.checker is not None,
152
146
                options.timeout is not None,
 
147
                options.extended_timeout is not None,
153
148
                options.interval is not None,
154
149
                options.approved_by_default is not None,
155
150
                options.approval_delay is not None,
158
153
                options.secret is not None,
159
154
                options.approve,
160
155
                options.deny))
161
 
        
 
156
 
162
157
def main():
163
 
        parser = OptionParser(version = "%%prog %s" % version)
164
 
        parser.add_option("-a", "--all", action="store_true",
165
 
                          help="Select all clients")
166
 
        parser.add_option("-v", "--verbose", action="store_true",
167
 
                          help="Print all fields")
168
 
        parser.add_option("-e", "--enable", action="store_true",
169
 
                          help="Enable client")
170
 
        parser.add_option("-d", "--disable", action="store_true",
171
 
                          help="disable client")
172
 
        parser.add_option("-b", "--bump-timeout", action="store_true",
173
 
                          help="Bump timeout for client")
174
 
        parser.add_option("--start-checker", action="store_true",
175
 
                          help="Start checker for client")
176
 
        parser.add_option("--stop-checker", action="store_true",
177
 
                          help="Stop checker for client")
178
 
        parser.add_option("-V", "--is-enabled", action="store_true",
179
 
                          help="Check if client is enabled")
180
 
        parser.add_option("-r", "--remove", action="store_true",
181
 
                          help="Remove client")
182
 
        parser.add_option("-c", "--checker", type="string",
183
 
                          help="Set checker command for client")
184
 
        parser.add_option("-t", "--timeout", type="string",
185
 
                          help="Set timeout for client")
186
 
        parser.add_option("-i", "--interval", type="string",
187
 
                          help="Set checker interval for client")
188
 
        parser.add_option("--approve-by-default", action="store_true",
189
 
                          dest="approved_by_default",
190
 
                          help="Set client to be approved by default")
191
 
        parser.add_option("--deny-by-default", action="store_false",
192
 
                          dest="approved_by_default",
193
 
                          help="Set client to be denied by default")
194
 
        parser.add_option("--approval-delay", type="string",
195
 
                          help="Set delay before client approve/deny")
196
 
        parser.add_option("--approval-duration", type="string",
197
 
                          help="Set duration of one client approval")
198
 
        parser.add_option("-H", "--host", type="string",
199
 
                          help="Set host for client")
200
 
        parser.add_option("-s", "--secret", type="string",
201
 
                          help="Set password blob (file) for client")
202
 
        parser.add_option("-A", "--approve", action="store_true",
203
 
                          help="Approve any current client request")
204
 
        parser.add_option("-D", "--deny", action="store_true",
205
 
                          help="Deny any current client request")
206
 
        options, client_names = parser.parse_args()
207
 
        
208
 
        if has_actions(options) and not client_names and not options.all:
209
 
            parser.error("Options require clients names or --all.")
210
 
        if options.verbose and has_actions(options):
211
 
            parser.error("--verbose can only be used alone or with"
212
 
                         " --all.")
213
 
        if options.all and not has_actions(options):
214
 
            parser.error("--all requires an action.")
215
 
        
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 client_names:
248
 
            clients = dict((bus.get_object(busname, path), properties)
249
 
                           for path, properties in
250
 
                           mandos_clients.iteritems())
251
 
        else:
252
 
            for name in client_names:
253
 
                for path, client in mandos_clients.iteritems():
254
 
                    if client["Name"] == name:
255
 
                        client_objc = bus.get_object(busname, path)
256
 
                        clients[client_objc] = client
257
 
                        break
258
 
                else:
259
 
                    print("Client not found on server: %r" % name,
260
 
                          file=sys.stderr)
261
 
                    sys.exit(1)
262
 
            
263
 
        if not has_actions(options) and clients:
264
 
            if options.verbose:
265
 
                keywords = ("Name", "Enabled", "Timeout",
266
 
                            "LastCheckedOK", "Created", "Interval",
267
 
                            "Host", "Fingerprint", "CheckerRunning",
268
 
                            "LastEnabled", "ApprovalPending",
269
 
                            "ApprovedByDefault",
270
 
                            "LastApprovalRequest", "ApprovalDelay",
271
 
                            "ApprovalDuration", "Checker")
 
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")
 
184
    parser.add_argument("--extended-timeout",
 
185
                        help="Set extended timeout for client")
 
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:
 
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
272
258
            else:
273
 
                keywords = defaultkeywords
274
 
            
275
 
            print_clients(clients.values(), keywords)
 
259
                print("Client not found on server: %r" % name,
 
260
                      file=sys.stderr)
 
261
                sys.exit(1)
 
262
    
 
263
    if not has_actions(options) and clients:
 
264
        if options.verbose:
 
265
            keywords = ("Name", "Enabled", "Timeout",
 
266
                        "LastCheckedOK", "Created", "Interval",
 
267
                        "Host", "Fingerprint", "CheckerRunning",
 
268
                        "LastEnabled", "ApprovalPending",
 
269
                        "ApprovedByDefault",
 
270
                        "LastApprovalRequest", "ApprovalDelay",
 
271
                        "ApprovalDuration", "Checker",
 
272
                        "ExtendedTimeout")
276
273
        else:
277
 
            # Process each client in the list by all selected options
278
 
            for client in clients:
279
 
                if options.remove:
280
 
                    mandos_serv.RemoveClient(client.__dbus_object_path__)
281
 
                if options.enable:
282
 
                    client.Enable(dbus_interface=client_interface)
283
 
                if options.disable:
284
 
                    client.Disable(dbus_interface=client_interface)
285
 
                if options.bump_timeout:
286
 
                    client.CheckedOK(dbus_interface=client_interface)
287
 
                if options.start_checker:
288
 
                    client.StartChecker(dbus_interface=client_interface)
289
 
                if options.stop_checker:
290
 
                    client.StopChecker(dbus_interface=client_interface)
291
 
                if options.is_enabled:
292
 
                    sys.exit(0 if client.Get(client_interface,
293
 
                                             "Enabled",
294
 
                                             dbus_interface=dbus.PROPERTIES_IFACE)
295
 
                             else 1)
296
 
                if options.checker:
297
 
                    client.Set(client_interface, "Checker", options.checker,
298
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
299
 
                if options.host:
300
 
                    client.Set(client_interface, "Host", options.host,
301
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
302
 
                if options.interval:
303
 
                    client.Set(client_interface, "Interval",
304
 
                               timedelta_to_milliseconds
305
 
                               (string_to_delta(options.interval)),
306
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
307
 
                if options.approval_delay:
308
 
                    client.Set(client_interface, "ApprovalDelay",
309
 
                               timedelta_to_milliseconds
310
 
                               (string_to_delta(options.
311
 
                                                approval_delay)),
312
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
313
 
                if options.approval_duration:
314
 
                    client.Set(client_interface, "ApprovalDuration",
315
 
                               timedelta_to_milliseconds
316
 
                               (string_to_delta(options.
317
 
                                                approval_duration)),
318
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
319
 
                if options.timeout:
320
 
                    client.Set(client_interface, "Timeout",
321
 
                               timedelta_to_milliseconds
322
 
                               (string_to_delta(options.timeout)),
323
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
324
 
                if options.secret:
325
 
                    client.Set(client_interface, "Secret",
326
 
                               dbus.ByteArray(open(options.secret,
327
 
                                                   "rb").read()),
328
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
329
 
                if options.approved_by_default is not None:
330
 
                    client.Set(client_interface, "ApprovedByDefault",
331
 
                               dbus.Boolean(options
332
 
                                            .approved_by_default),
333
 
                               dbus_interface=dbus.PROPERTIES_IFACE)
334
 
                if options.approve:
335
 
                    client.Approve(dbus.Boolean(True),
336
 
                                   dbus_interface=client_interface)
337
 
                elif options.deny:
338
 
                    client.Approve(dbus.Boolean(False),
339
 
                                   dbus_interface=client_interface)
 
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)
 
298
            if options.checker is not None:
 
299
                client.Set(client_interface, "Checker",
 
300
                           options.checker,
 
301
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
302
            if options.host is not None:
 
303
                client.Set(client_interface, "Host", options.host,
 
304
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
305
            if options.interval is not None:
 
306
                client.Set(client_interface, "Interval",
 
307
                           timedelta_to_milliseconds
 
308
                           (string_to_delta(options.interval)),
 
309
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
310
            if options.approval_delay is not None:
 
311
                client.Set(client_interface, "ApprovalDelay",
 
312
                           timedelta_to_milliseconds
 
313
                           (string_to_delta(options.
 
314
                                            approval_delay)),
 
315
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
316
            if options.approval_duration is not None:
 
317
                client.Set(client_interface, "ApprovalDuration",
 
318
                           timedelta_to_milliseconds
 
319
                           (string_to_delta(options.
 
320
                                            approval_duration)),
 
321
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
322
            if options.timeout is not None:
 
323
                client.Set(client_interface, "Timeout",
 
324
                           timedelta_to_milliseconds
 
325
                           (string_to_delta(options.timeout)),
 
326
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
327
            if options.extended_timeout is not None:
 
328
                client.Set(client_interface, "ExtendedTimeout",
 
329
                           timedelta_to_milliseconds
 
330
                           (string_to_delta(options.extended_timeout)),
 
331
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
332
            if options.secret is not None:
 
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)
340
348
 
341
349
if __name__ == "__main__":
342
350
    main()