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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 © 2008-2012 Teddy Hogeborn
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# Copyright © 2008-2012 Björn Påhlsson
 
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# Copyright © 2008-2010 Teddy Hogeborn
 
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# Copyright © 2008-2010 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
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# <http://www.gnu.org/licenses/>.
 
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
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# 
23
 
# Contact the authors at <mandos@recompile.se>.
 
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# Contact the authors at <mandos@fukt.bsnet.se>.
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# 
25
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26
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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
 
 
31
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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",
58
 
    "ExtendedTimeout" : "Extended Timeout"
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    }
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defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
61
 
domain = "se.recompile"
 
57
domain = "se.bsnet.fukt"
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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"
66
 
version = "1.5.5"
 
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version = "1.3.1"
67
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68
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def timedelta_to_milliseconds(td):
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    """Convert a datetime.timedelta object to milliseconds"""
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69
 
74
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def milliseconds_to_string(ms):
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    td = datetime.timedelta(0, 0, 0, ms)
76
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
77
 
            .format(days = "{0}T".format(td.days) if td.days else "",
78
 
                    hours = td.seconds // 3600,
79
 
                    minutes = (td.seconds % 3600) // 60,
80
 
                    seconds = td.seconds % 60,
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                    ))
 
72
    return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
 
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            % { "days": "%dT" % 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,
 
77
                })
82
78
 
83
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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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    """
99
 
    value = datetime.timedelta(0)
100
 
    regexp = re.compile("(\d+)([dsmhw]?)")
 
95
    timevalue = datetime.timedelta(0)
 
96
    regexp = re.compile("\d+[dsmhw]")
101
97
    
102
 
    for num, suffix in regexp.findall(interval):
103
 
        if suffix == "d":
104
 
            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
 
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
116
118
 
117
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def print_clients(clients, keywords):
118
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    def valuetostring(value, keyword):
119
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        if type(value) is dbus.Boolean:
120
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            return "Yes" if value else "No"
121
123
        if keyword in ("Timeout", "Interval", "ApprovalDelay",
122
 
                       "ApprovalDuration", "ExtendedTimeout"):
 
124
                       "ApprovalDuration"):
123
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            return milliseconds_to_string(value)
124
126
        return unicode(value)
125
127
    
126
128
    # Create format string to print table rows
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)
 
129
    format_string = " ".join("%%-%ds" %
 
130
                             max(len(tablewords[key]),
 
131
                                 max(len(valuetostring(client[key],
 
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                                                       key))
 
133
                                     for client in
 
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                                     clients))
 
135
                             for key in keywords)
134
136
    # Print header line
135
 
    print(format_string.format(**tablewords))
 
137
    print(format_string % tuple(tablewords[key] for key in keywords))
136
138
    for client in clients:
137
 
        print(format_string.format(**dict((key,
138
 
                                           valuetostring(client[key],
139
 
                                                         key))
140
 
                                          for key in keywords)))
 
139
        print(format_string % tuple(valuetostring(client[key], 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,
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                options.timeout is not None,
152
 
                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,
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def main():
163
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    parser = argparse.ArgumentParser()
164
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    parser.add_argument("--version", action="version",
165
 
                        version = "%(prog)s {0}".format(version),
 
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                        version = "%%prog %s" % 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")
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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")
211
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    options = parser.parse_args()
212
209
    
213
 
    if has_actions(options) and not (options.client or options.all):
 
210
    if has_actions(options) and not options.client and not options.all:
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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)
244
 
    except dbus.exceptions.DBusException:
 
241
    except dbus.exceptions.DBusException, e:
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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)
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                    clients[client_objc] = client
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                    break
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            else:
264
 
                print("Client not found on server: {0!r}"
265
 
                      .format(name), file=sys.stderr)
 
261
                print("Client not found on server: %r" % name,
 
262
                      file=sys.stderr)
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                sys.exit(1)
267
264
    
268
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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",
276
 
                        "ApprovalDuration", "Checker",
277
 
                        "ExtendedTimeout")
 
273
                        "ApprovalDuration", "Checker")
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        else:
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            keywords = defaultkeywords
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    else:
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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)))
295
281
            if options.remove:
296
282
                mandos_serv.RemoveClient(client.__dbus_object_path__)
297
283
            if options.enable:
298
 
                set_client_prop("Enabled", dbus.Boolean(True))
 
284
                client.Enable(dbus_interface=client_interface)
299
285
            if options.disable:
300
 
                set_client_prop("Enabled", dbus.Boolean(False))
 
286
                client.Disable(dbus_interface=client_interface)
301
287
            if options.bump_timeout:
302
 
                set_client_prop("LastCheckedOK", "")
 
288
                client.CheckedOK(dbus_interface=client_interface)
303
289
            if options.start_checker:
304
 
                set_client_prop("CheckerRunning", dbus.Boolean(True))
 
290
                client.StartChecker(dbus_interface=client_interface)
305
291
            if options.stop_checker:
306
 
                set_client_prop("CheckerRunning", dbus.Boolean(False))
 
292
                client.StopChecker(dbus_interface=client_interface)
307
293
            if options.is_enabled:
308
294
                sys.exit(0 if client.Get(client_interface,
309
295
                                         "Enabled",
310
296
                                         dbus_interface=
311
297
                                         dbus.PROPERTIES_IFACE)
312
298
                         else 1)
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()))
 
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)
333
333
            if options.approved_by_default is not None:
334
 
                set_client_prop("ApprovedByDefault",
335
 
                                dbus.Boolean(options
336
 
                                             .approved_by_default))
 
334
                client.Set(client_interface, "ApprovedByDefault",
 
335
                           dbus.Boolean(options
 
336
                                        .approved_by_default),
 
337
                           dbus_interface=dbus.PROPERTIES_IFACE)
337
338
            if options.approve:
338
339
                client.Approve(dbus.Boolean(True),
339
340
                               dbus_interface=client_interface)