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mandos-ctl
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# 
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# Mandos Monitor - Control and monitor the Mandos server
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# 
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# Copyright © 2008-2010 Teddy Hogeborn
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# Copyright © 2008-2010 Björn Påhlsson
 
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# Copyright © 2008-2012 Teddy Hogeborn
 
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# Copyright © 2008-2012 Björn Påhlsson
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# 
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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#     GNU General Public License for more details.
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# 
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# You should have received a copy of the GNU General Public License
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
20
# along with this program.  If not, see
 
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# <http://www.gnu.org/licenses/>.
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# 
22
 
# Contact the authors at <mandos@fukt.bsnet.se>.
 
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# Contact the authors at <mandos@recompile.se>.
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# 
24
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25
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from __future__ import (division, absolute_import, print_function,
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                        unicode_literals)
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29
from future_builtins import *
 
30
 
28
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import sys
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import dbus
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import argparse
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    "ApprovalDelay": "Approval Delay",
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    "ApprovalDuration": "Approval Duration",
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    "Checker": "Checker",
 
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    "ExtendedTimeout" : "Extended Timeout"
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    }
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defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
57
 
domain = "se.bsnet.fukt"
 
61
domain = "se.recompile"
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busname = domain + ".Mandos"
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server_path = "/"
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server_interface = domain + ".Mandos"
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client_interface = domain + ".Mandos.Client"
62
 
version = "1.3.0"
 
66
version = "1.5.5"
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64
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def timedelta_to_milliseconds(td):
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    """Convert a datetime.timedelta object to milliseconds"""
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70
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def milliseconds_to_string(ms):
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    td = datetime.timedelta(0, 0, 0, ms)
72
 
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
73
 
            % { "days": "%dT" % td.days if td.days else "",
74
 
                "hours": td.seconds // 3600,
75
 
                "minutes": (td.seconds % 3600) // 60,
76
 
                "seconds": td.seconds % 60,
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                })
 
76
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
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            .format(days = "{0}T".format(td.days) if td.days else "",
 
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                    hours = td.seconds // 3600,
 
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                    minutes = (td.seconds % 3600) // 60,
 
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                    seconds = td.seconds % 60,
 
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                    ))
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79
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def string_to_delta(interval):
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    """Parse a string and return a datetime.timedelta
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    >>> string_to_delta("5m 30s")
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    datetime.timedelta(0, 330)
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    """
95
 
    timevalue = datetime.timedelta(0)
96
 
    regexp = re.compile("\d+[dsmhw]")
 
99
    value = datetime.timedelta(0)
 
100
    regexp = re.compile("(\d+)([dsmhw]?)")
97
101
    
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
 
102
    for num, suffix in regexp.findall(interval):
 
103
        if suffix == "d":
 
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            value += datetime.timedelta(int(num))
 
105
        elif suffix == "s":
 
106
            value += datetime.timedelta(0, int(num))
 
107
        elif suffix == "m":
 
108
            value += datetime.timedelta(0, 0, 0, 0, int(num))
 
109
        elif suffix == "h":
 
110
            value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
 
111
        elif suffix == "w":
 
112
            value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
 
113
        elif suffix == "":
 
114
            value += datetime.timedelta(0, 0, 0, int(num))
 
115
    return value
118
116
 
119
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def print_clients(clients, keywords):
120
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    def valuetostring(value, keyword):
121
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        if type(value) is dbus.Boolean:
122
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            return "Yes" if value else "No"
123
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        if keyword in ("Timeout", "Interval", "ApprovalDelay",
124
 
                       "ApprovalDuration"):
 
122
                       "ApprovalDuration", "ExtendedTimeout"):
125
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            return milliseconds_to_string(value)
126
124
        return unicode(value)
127
125
    
128
126
    # 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))
135
 
                             for key in keywords)
 
127
    format_string = " ".join("{{{key}:{width}}}".format(
 
128
            width = max(len(tablewords[key]),
 
129
                        max(len(valuetostring(client[key],
 
130
                                              key))
 
131
                            for client in
 
132
                            clients)),
 
133
            key = key) for key in keywords)
136
134
    # Print header line
137
 
    print(format_string % tuple(tablewords[key] for key in keywords))
 
135
    print(format_string.format(**tablewords))
138
136
    for client in clients:
139
 
        print(format_string % tuple(valuetostring(client[key], key)
140
 
                                    for key in keywords))
 
137
        print(format_string.format(**dict((key,
 
138
                                           valuetostring(client[key],
 
139
                                                         key))
 
140
                                          for key in keywords)))
141
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142
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def has_actions(options):
143
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    return any((options.enable,
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                options.remove,
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                options.checker is not None,
151
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                options.timeout is not None,
 
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                options.extended_timeout is not None,
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                options.interval is not None,
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                options.approved_by_default is not None,
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                options.approval_delay is not None,
161
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def main():
162
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    parser = argparse.ArgumentParser()
163
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    parser.add_argument("--version", action="version",
164
 
                        version = "%%prog %s" % version,
 
165
                        version = "%(prog)s {0}".format(version),
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                        help="show version number and exit")
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    parser.add_argument("-a", "--all", action="store_true",
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                        help="Select all clients")
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                        help="Set checker command for client")
186
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    parser.add_argument("-t", "--timeout",
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                        help="Set timeout for client")
 
189
    parser.add_argument("--extended-timeout",
 
190
                        help="Set extended timeout for client")
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    parser.add_argument("-i", "--interval",
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                        help="Set checker interval for client")
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    parser.add_argument("--approve-by-default", action="store_true",
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    parser.add_argument("client", nargs="*", help="Client name")
208
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    options = parser.parse_args()
209
212
    
210
 
    if has_actions(options) and not options.client and not options.all:
 
213
    if has_actions(options) and not (options.client or options.all):
211
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        parser.error("Options require clients names or --all.")
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    if options.verbose and has_actions(options):
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        parser.error("--verbose can only be used alone or with"
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            #restore stderr
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            os.dup2(stderrcopy, sys.stderr.fileno())
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            os.close(stderrcopy)
241
 
    except dbus.exceptions.DBusException, e:
 
244
    except dbus.exceptions.DBusException:
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        print("Access denied: Accessing mandos server through dbus.",
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              file=sys.stderr)
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        sys.exit(1)
258
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                    clients[client_objc] = client
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                    break
260
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            else:
261
 
                print("Client not found on server: %r" % name,
262
 
                      file=sys.stderr)
 
264
                print("Client not found on server: {0!r}"
 
265
                      .format(name), file=sys.stderr)
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                sys.exit(1)
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265
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    if not has_actions(options) and clients:
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                        "LastEnabled", "ApprovalPending",
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                        "ApprovedByDefault",
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                        "LastApprovalRequest", "ApprovalDelay",
273
 
                        "ApprovalDuration", "Checker")
 
276
                        "ApprovalDuration", "Checker",
 
277
                        "ExtendedTimeout")
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        else:
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            keywords = defaultkeywords
276
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    else:
279
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        # Process each client in the list by all selected options
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        for client in clients:
 
285
            def set_client_prop(prop, value):
 
286
                """Set a Client D-Bus property"""
 
287
                client.Set(client_interface, prop, value,
 
288
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
289
            def set_client_prop_ms(prop, value):
 
290
                """Set a Client D-Bus property, converted
 
291
                from a string to milliseconds."""
 
292
                set_client_prop(prop,
 
293
                                timedelta_to_milliseconds
 
294
                                (string_to_delta(value)))
281
295
            if options.remove:
282
296
                mandos_serv.RemoveClient(client.__dbus_object_path__)
283
297
            if options.enable:
284
 
                client.Enable(dbus_interface=client_interface)
 
298
                set_client_prop("Enabled", dbus.Boolean(True))
285
299
            if options.disable:
286
 
                client.Disable(dbus_interface=client_interface)
 
300
                set_client_prop("Enabled", dbus.Boolean(False))
287
301
            if options.bump_timeout:
288
 
                client.CheckedOK(dbus_interface=client_interface)
 
302
                set_client_prop("LastCheckedOK", "")
289
303
            if options.start_checker:
290
 
                client.StartChecker(dbus_interface=client_interface)
 
304
                set_client_prop("CheckerRunning", dbus.Boolean(True))
291
305
            if options.stop_checker:
292
 
                client.StopChecker(dbus_interface=client_interface)
 
306
                set_client_prop("CheckerRunning", dbus.Boolean(False))
293
307
            if options.is_enabled:
294
308
                sys.exit(0 if client.Get(client_interface,
295
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                                         "Enabled",
296
310
                                         dbus_interface=
297
311
                                         dbus.PROPERTIES_IFACE)
298
312
                         else 1)
299
 
            if options.checker:
300
 
                client.Set(client_interface, "Checker",
301
 
                           options.checker,
302
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
303
 
            if options.host:
304
 
                client.Set(client_interface, "Host", options.host,
305
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
306
 
            if options.interval:
307
 
                client.Set(client_interface, "Interval",
308
 
                           timedelta_to_milliseconds
309
 
                           (string_to_delta(options.interval)),
310
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
311
 
            if options.approval_delay:
312
 
                client.Set(client_interface, "ApprovalDelay",
313
 
                           timedelta_to_milliseconds
314
 
                           (string_to_delta(options.
315
 
                                            approval_delay)),
316
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
317
 
            if options.approval_duration:
318
 
                client.Set(client_interface, "ApprovalDuration",
319
 
                           timedelta_to_milliseconds
320
 
                           (string_to_delta(options.
321
 
                                            approval_duration)),
322
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
323
 
            if options.timeout:
324
 
                client.Set(client_interface, "Timeout",
325
 
                           timedelta_to_milliseconds
326
 
                           (string_to_delta(options.timeout)),
327
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
328
 
            if options.secret:
329
 
                client.Set(client_interface, "Secret",
330
 
                           dbus.ByteArray(open(options.secret,
331
 
                                               "rb").read()),
332
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
313
            if options.checker is not None:
 
314
                set_client_prop("Checker", options.checker)
 
315
            if options.host is not None:
 
316
                set_client_prop("Host", options.host)
 
317
            if options.interval is not None:
 
318
                set_client_prop_ms("Interval", options.interval)
 
319
            if options.approval_delay is not None:
 
320
                set_client_prop_ms("ApprovalDelay",
 
321
                                   options.approval_delay)
 
322
            if options.approval_duration is not None:
 
323
                set_client_prop_ms("ApprovalDuration",
 
324
                                   options.approval_duration)
 
325
            if options.timeout is not None:
 
326
                set_client_prop_ms("Timeout", options.timeout)
 
327
            if options.extended_timeout is not None:
 
328
                set_client_prop_ms("ExtendedTimeout",
 
329
                                   options.extended_timeout)
 
330
            if options.secret is not None:
 
331
                set_client_prop("Secret",
 
332
                                dbus.ByteArray(options.secret.read()))
333
333
            if options.approved_by_default is not None:
334
 
                client.Set(client_interface, "ApprovedByDefault",
335
 
                           dbus.Boolean(options
336
 
                                        .approved_by_default),
337
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
334
                set_client_prop("ApprovedByDefault",
 
335
                                dbus.Boolean(options
 
336
                                             .approved_by_default))
338
337
            if options.approve:
339
338
                client.Approve(dbus.Boolean(True),
340
339
                               dbus_interface=client_interface)