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  • Committer: Teddy Hogeborn
  • Date: 2013-10-20 22:20:11 UTC
  • Revision ID: teddy@recompile.se-20131020222011-g2fvjicx5lrv4h4e
* mandos-change-keytype: Bug fix: call mandos-keygen from $PATH, not
                         current directory.

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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 © 2008-2015 Teddy Hogeborn
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# Copyright © 2008-2015 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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from __future__ import (division, absolute_import, print_function,
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                        unicode_literals)
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29
 
try:
30
 
    from future_builtins import *
31
 
except ImportError:
32
 
    pass
 
29
from future_builtins import *
33
30
 
34
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import sys
35
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import argparse
42
39
 
43
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import dbus
44
41
 
45
 
if sys.version_info.major == 2:
46
 
    str = unicode
47
 
 
48
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locale.setlocale(locale.LC_ALL, "")
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43
 
50
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tablewords = {
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    "ApprovalDelay": "Approval Delay",
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    "ApprovalDuration": "Approval Duration",
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    "Checker": "Checker",
67
 
    "ExtendedTimeout": "Extended Timeout"
68
 
}
 
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    "ExtendedTimeout" : "Extended Timeout"
 
62
    }
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defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
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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"
75
 
version = "1.6.9"
 
69
version = "1.6.1"
76
70
 
 
71
def timedelta_to_milliseconds(td):
 
72
    """Convert a datetime.timedelta object to milliseconds"""
 
73
    return ((td.days * 24 * 60 * 60 * 1000)
 
74
            + (td.seconds * 1000)
 
75
            + (td.microseconds // 1000))
77
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78
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def milliseconds_to_string(ms):
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    td = datetime.timedelta(0, 0, 0, ms)
80
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
81
 
        days = "{}T".format(td.days) if td.days else "",
82
 
        hours = td.seconds // 3600,
83
 
        minutes = (td.seconds % 3600) // 60,
84
 
        seconds = td.seconds % 60))
 
79
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
 
80
            .format(days = "{0}T".format(td.days) if td.days else "",
 
81
                    hours = td.seconds // 3600,
 
82
                    minutes = (td.seconds % 3600) // 60,
 
83
                    seconds = td.seconds % 60,
 
84
                    ))
85
85
 
86
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87
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def rfc3339_duration_to_delta(duration):
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    # avoid excessive use of external libraries.
112
112
    
113
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    # New type for defining tokens, syntax, and semantics all-in-one
114
 
    Token = collections.namedtuple("Token", (
115
 
        "regexp",  # To match token; if "value" is not None, must have
116
 
                   # a "group" containing digits
117
 
        "value",   # datetime.timedelta or None
118
 
        "followers"))           # Tokens valid after this token
 
114
    Token = collections.namedtuple("Token",
 
115
                                   ("regexp", # To match token; if
 
116
                                              # "value" is not None,
 
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                                              # must have a "group"
 
118
                                              # containing digits
 
119
                                    "value",  # datetime.timedelta or
 
120
                                              # None
 
121
                                    "followers")) # Tokens valid after
 
122
                                                  # this token
119
123
    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
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124
    # the "duration" ABNF definition in RFC 3339, Appendix A.
121
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    token_end = Token(re.compile(r"$"), None, frozenset())
122
126
    token_second = Token(re.compile(r"(\d+)S"),
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                         datetime.timedelta(seconds=1),
124
 
                         frozenset((token_end, )))
 
128
                         frozenset((token_end,)))
125
129
    token_minute = Token(re.compile(r"(\d+)M"),
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                         datetime.timedelta(minutes=1),
127
131
                         frozenset((token_second, token_end)))
143
147
                       frozenset((token_month, token_end)))
144
148
    token_week = Token(re.compile(r"(\d+)W"),
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                       datetime.timedelta(weeks=1),
146
 
                       frozenset((token_end, )))
 
150
                       frozenset((token_end,)))
147
151
    token_duration = Token(re.compile(r"P"), None,
148
152
                           frozenset((token_year, token_month,
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153
                                      token_day, token_time,
150
 
                                      token_week)))
 
154
                                      token_week))),
151
155
    # Define starting values
152
156
    value = datetime.timedelta() # Value so far
153
157
    found_token = None
154
 
    followers = frozenset((token_duration, )) # Following valid tokens
 
158
    followers = frozenset(token_duration,) # Following valid tokens
155
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    s = duration                # String left to parse
156
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    # Loop until end token is found
157
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    while found_token is not token_end:
174
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                break
175
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        else:
176
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            # No currently valid tokens were found
177
 
            raise ValueError("Invalid RFC 3339 duration: {!r}"
178
 
                             .format(duration))
 
181
            raise ValueError("Invalid RFC 3339 duration")
179
182
    # End token found
180
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    return value
181
184
 
183
186
def string_to_delta(interval):
184
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    """Parse a string and return a datetime.timedelta
185
188
    
186
 
    >>> string_to_delta('7d')
 
189
    >>> string_to_delta("7d")
187
190
    datetime.timedelta(7)
188
 
    >>> string_to_delta('60s')
 
191
    >>> string_to_delta("60s")
189
192
    datetime.timedelta(0, 60)
190
 
    >>> string_to_delta('60m')
 
193
    >>> string_to_delta("60m")
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    datetime.timedelta(0, 3600)
192
 
    >>> string_to_delta('24h')
 
195
    >>> string_to_delta("24h")
193
196
    datetime.timedelta(1)
194
 
    >>> string_to_delta('1w')
 
197
    >>> string_to_delta("1w")
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198
    datetime.timedelta(7)
196
 
    >>> string_to_delta('5m 30s')
 
199
    >>> string_to_delta("5m 30s")
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    datetime.timedelta(0, 330)
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    """
199
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220
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            value += datetime.timedelta(0, 0, 0, int(num))
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    return value
222
225
 
223
 
 
224
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def print_clients(clients, keywords):
225
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    def valuetostring(value, keyword):
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        if type(value) is dbus.Boolean:
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        if keyword in ("Timeout", "Interval", "ApprovalDelay",
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                       "ApprovalDuration", "ExtendedTimeout"):
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            return milliseconds_to_string(value)
231
 
        return str(value)
 
233
        return unicode(value)
232
234
    
233
235
    # Create format string to print table rows
234
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    format_string = " ".join("{{{key}:{width}}}".format(
235
 
        width = max(len(tablewords[key]),
236
 
                    max(len(valuetostring(client[key], key))
237
 
                        for client in clients)),
238
 
        key = key)
239
 
                             for key in keywords)
 
237
            width = max(len(tablewords[key]),
 
238
                        max(len(valuetostring(client[key],
 
239
                                              key))
 
240
                            for client in
 
241
                            clients)),
 
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            key = key) for key in keywords)
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    # Print header line
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    print(format_string.format(**tablewords))
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    for client in clients:
243
 
        print(format_string.format(**{
244
 
            key: valuetostring(client[key], key)
245
 
            for key in keywords }))
246
 
 
 
246
        print(format_string.format(**dict((key,
 
247
                                           valuetostring(client[key],
 
248
                                                         key))
 
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                                          for key in keywords)))
247
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248
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def has_actions(options):
249
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    return any((options.enable,
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                options.approve,
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                options.deny))
267
270
 
268
 
 
269
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def main():
270
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    parser = argparse.ArgumentParser()
271
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    parser.add_argument("--version", action="version",
272
 
                        version = "%(prog)s {}".format(version),
 
274
                        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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    parser.add_argument("--approval-duration",
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                        help="Set duration of one client approval")
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    parser.add_argument("-H", "--host", help="Set host for client")
311
 
    parser.add_argument("-s", "--secret",
312
 
                        type=argparse.FileType(mode="rb"),
 
313
    parser.add_argument("-s", "--secret", type=file,
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                        help="Set password blob (file) for client")
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    parser.add_argument("-A", "--approve", action="store_true",
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                        help="Approve any current client request")
330
331
 
331
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    if options.check:
332
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        fail_count, test_count = doctest.testmod()
333
 
        sys.exit(os.EX_OK if fail_count == 0 else 1)
 
334
        sys.exit(0 if fail_count == 0 else 1)
334
335
    
335
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    try:
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        bus = dbus.SystemBus()
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        mandos_dbus_objc = bus.get_object(busname, server_path)
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    except dbus.exceptions.DBusException:
339
 
        print("Could not connect to Mandos server", file=sys.stderr)
 
340
        print("Could not connect to Mandos server",
 
341
              file=sys.stderr)
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342
        sys.exit(1)
341
343
    
342
344
    mandos_serv = dbus.Interface(mandos_dbus_objc,
363
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    clients={}
364
366
    
365
367
    if options.all or not options.client:
366
 
        clients = { bus.get_object(busname, path): properties
367
 
                    for path, properties in mandos_clients.items() }
 
368
        clients = dict((bus.get_object(busname, path), properties)
 
369
                       for path, properties in
 
370
                       mandos_clients.iteritems())
368
371
    else:
369
372
        for name in options.client:
370
 
            for path, client in mandos_clients.items():
 
373
            for path, client in mandos_clients.iteritems():
371
374
                if client["Name"] == name:
372
375
                    client_objc = bus.get_object(busname, path)
373
376
                    clients[client_objc] = client
374
377
                    break
375
378
            else:
376
 
                print("Client not found on server: {!r}"
 
379
                print("Client not found on server: {0!r}"
377
380
                      .format(name), file=sys.stderr)
378
381
                sys.exit(1)
379
382
    
380
383
    if not has_actions(options) and clients:
381
384
        if options.verbose:
382
 
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
383
 
                        "Created", "Interval", "Host", "Fingerprint",
384
 
                        "CheckerRunning", "LastEnabled",
385
 
                        "ApprovalPending", "ApprovedByDefault",
 
385
            keywords = ("Name", "Enabled", "Timeout",
 
386
                        "LastCheckedOK", "Created", "Interval",
 
387
                        "Host", "Fingerprint", "CheckerRunning",
 
388
                        "LastEnabled", "ApprovalPending",
 
389
                        "ApprovedByDefault",
386
390
                        "LastApprovalRequest", "ApprovalDelay",
387
391
                        "ApprovalDuration", "Checker",
388
392
                        "ExtendedTimeout")
393
397
    else:
394
398
        # Process each client in the list by all selected options
395
399
        for client in clients:
396
 
            
397
400
            def set_client_prop(prop, value):
398
401
                """Set a Client D-Bus property"""
399
402
                client.Set(client_interface, prop, value,
400
403
                           dbus_interface=dbus.PROPERTIES_IFACE)
401
 
            
402
404
            def set_client_prop_ms(prop, value):
403
405
                """Set a Client D-Bus property, converted
404
406
                from a string to milliseconds."""
405
407
                set_client_prop(prop,
406
 
                                string_to_delta(value).total_seconds()
407
 
                                * 1000)
408
 
            
 
408
                                timedelta_to_milliseconds
 
409
                                (string_to_delta(value)))
409
410
            if options.remove:
410
411
                mandos_serv.RemoveClient(client.__dbus_object_path__)
411
412
            if options.enable:
455
456
                client.Approve(dbus.Boolean(False),
456
457
                               dbus_interface=client_interface)
457
458
 
458
 
 
459
459
if __name__ == "__main__":
460
460
    main()