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  • Committer: Teddy Hogeborn
  • Date: 2016-03-19 17:34:42 UTC
  • mto: (237.7.594 trunk)
  • mto: This revision was merged to the branch mainline in revision 341.
  • Revision ID: teddy@recompile.se-20160319173442-kjfg8d8l8390mf1k
Server: Do not set execute bit on tmpfiles.d/mandos.conf

* Makefile (install-server): Install tmpfiles.d/mandos.conf with
                             "u=rw,go=r" instead of "u=rwx,go=r".

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# Mandos Monitor - Control and monitor the Mandos server
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# Copyright © 2008-2014 Teddy Hogeborn
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# Copyright © 2008-2014 Björn Påhlsson
 
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# Copyright © 2008-2016 Teddy Hogeborn
 
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# Copyright © 2008-2016 Björn Påhlsson
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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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import dbus
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45
 
if sys.version_info[0] == 2:
 
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if sys.version_info.major == 2:
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    str = unicode
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locale.setlocale(locale.LC_ALL, "")
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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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    "ExtendedTimeout": "Extended Timeout"
 
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}
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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 = "1.6.7"
76
 
 
77
 
def timedelta_to_milliseconds(td):
78
 
    """Convert a datetime.timedelta object to milliseconds"""
79
 
    return ((td.days * 24 * 60 * 60 * 1000)
80
 
            + (td.seconds * 1000)
81
 
            + (td.microseconds // 1000))
 
75
version = "1.7.6"
 
76
 
 
77
 
 
78
try:
 
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    dbus.OBJECT_MANAGER_IFACE
 
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except AttributeError:
 
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    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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def milliseconds_to_string(ms):
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    td = datetime.timedelta(0, 0, 0, ms)
85
 
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
86
 
            .format(days = "{0}T".format(td.days) if td.days else "",
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                    hours = td.seconds // 3600,
88
 
                    minutes = (td.seconds % 3600) // 60,
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                    seconds = td.seconds % 60,
90
 
                    ))
 
85
    return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
 
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        days = "{}T".format(td.days) if td.days else "",
 
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        hours = td.seconds // 3600,
 
88
        minutes = (td.seconds % 3600) // 60,
 
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        seconds = td.seconds % 60))
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def rfc3339_duration_to_delta(duration):
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    # avoid excessive use of external libraries.
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    # New type for defining tokens, syntax, and semantics all-in-one
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    Token = collections.namedtuple("Token",
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                                   ("regexp", # To match token; if
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                                              # "value" is not None,
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                                              # must have a "group"
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                                              # containing digits
125
 
                                    "value",  # datetime.timedelta or
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                                              # None
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                                    "followers")) # Tokens valid after
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                                                  # this token
 
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    Token = collections.namedtuple("Token", (
 
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        "regexp",  # To match token; if "value" is not None, must have
 
121
                   # a "group" containing digits
 
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        "value",   # datetime.timedelta or None
 
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        "followers"))           # Tokens valid after this token
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    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
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    # the "duration" ABNF definition in RFC 3339, Appendix A.
131
126
    token_end = Token(re.compile(r"$"), None, frozenset())
132
127
    token_second = Token(re.compile(r"(\d+)S"),
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                         datetime.timedelta(seconds=1),
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                         frozenset((token_end,)))
 
129
                         frozenset((token_end, )))
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    token_minute = Token(re.compile(r"(\d+)M"),
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                         datetime.timedelta(minutes=1),
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                         frozenset((token_second, token_end)))
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                       frozenset((token_month, token_end)))
154
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    token_week = Token(re.compile(r"(\d+)W"),
155
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                       datetime.timedelta(weeks=1),
156
 
                       frozenset((token_end,)))
 
151
                       frozenset((token_end, )))
157
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    token_duration = Token(re.compile(r"P"), None,
158
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                           frozenset((token_year, token_month,
159
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                                      token_day, token_time,
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    # Define starting values
162
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    value = datetime.timedelta() # Value so far
163
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    found_token = None
164
 
    followers = frozenset((token_duration,)) # Following valid tokens
 
159
    followers = frozenset((token_duration, )) # Following valid tokens
165
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    s = duration                # String left to parse
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    # Loop until end token is found
167
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    while found_token is not token_end:
184
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                break
185
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        else:
186
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            # No currently valid tokens were found
187
 
            raise ValueError("Invalid RFC 3339 duration")
 
182
            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
183
                             .format(duration))
188
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    # End token found
189
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    return value
190
186
 
192
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def string_to_delta(interval):
193
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    """Parse a string and return a datetime.timedelta
194
190
    
195
 
    >>> string_to_delta("7d")
 
191
    >>> string_to_delta('7d')
196
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    datetime.timedelta(7)
197
 
    >>> string_to_delta("60s")
 
193
    >>> string_to_delta('60s')
198
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    datetime.timedelta(0, 60)
199
 
    >>> string_to_delta("60m")
 
195
    >>> string_to_delta('60m')
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    datetime.timedelta(0, 3600)
201
 
    >>> string_to_delta("24h")
 
197
    >>> string_to_delta('24h')
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    datetime.timedelta(1)
203
 
    >>> string_to_delta("1w")
 
199
    >>> string_to_delta('1w')
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    datetime.timedelta(7)
205
 
    >>> string_to_delta("5m 30s")
 
201
    >>> string_to_delta('5m 30s')
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    datetime.timedelta(0, 330)
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    """
208
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            value += datetime.timedelta(0, 0, 0, int(num))
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    return value
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228
 
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def print_clients(clients, keywords):
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    def valuetostring(value, keyword):
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        if type(value) is dbus.Boolean:
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241
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    # Create format string to print table rows
242
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    format_string = " ".join("{{{key}:{width}}}".format(
243
 
            width = max(len(tablewords[key]),
244
 
                        max(len(valuetostring(client[key],
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                                              key))
246
 
                            for client in
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                            clients)),
248
 
            key = key) for key in keywords)
 
240
        width = max(len(tablewords[key]),
 
241
                    max(len(valuetostring(client[key], key))
 
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                        for client in clients)),
 
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        key = key)
 
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                             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:
252
 
        print(format_string.format(**{ key:
253
 
                                           valuetostring(client[key],
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                                                         key)
255
 
                                       for key in keywords }))
 
248
        print(format_string.format(**{
 
249
            key: valuetostring(client[key], key)
 
250
            for key in keywords }))
 
251
 
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def has_actions(options):
258
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    return any((options.enable,
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                options.approve,
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                options.deny))
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273
 
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def main():
278
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    parser = argparse.ArgumentParser()
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    parser.add_argument("--version", action="version",
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                        version = "%(prog)s {0}".format(version),
 
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                        version = "%(prog)s {}".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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        bus = dbus.SystemBus()
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        mandos_dbus_objc = bus.get_object(busname, server_path)
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    except dbus.exceptions.DBusException:
347
 
        print("Could not connect to Mandos server",
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              file=sys.stderr)
 
344
        print("Could not connect to Mandos server", file=sys.stderr)
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        sys.exit(1)
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    mandos_serv = dbus.Interface(mandos_dbus_objc,
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                                 dbus_interface = server_interface)
 
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    mandos_serv_object_manager = dbus.Interface(
 
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        mandos_dbus_objc, dbus_interface = dbus.OBJECT_MANAGER_IFACE)
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    #block stderr since dbus library prints to stderr
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    null = os.open(os.path.devnull, os.O_RDWR)
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    os.close(null)
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    try:
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        try:
361
 
            mandos_clients = mandos_serv.GetAllClientsWithProperties()
 
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            mandos_clients = { path: ifs_and_props[client_interface]
 
360
                               for path, ifs_and_props in
 
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                               mandos_serv_object_manager
 
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                               .GetManagedObjects().items()
 
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                               if client_interface in ifs_and_props }
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        finally:
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            #restore stderr
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            os.dup2(stderrcopy, sys.stderr.fileno())
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            os.close(stderrcopy)
366
 
    except dbus.exceptions.DBusException:
367
 
        print("Access denied: Accessing mandos server through dbus.",
368
 
              file=sys.stderr)
 
368
    except dbus.exceptions.DBusException as e:
 
369
        print("Access denied: Accessing mandos server through D-Bus: {}"
 
370
              .format(e), file=sys.stderr)
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        sys.exit(1)
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    # Compile dict of (clients: properties) to process
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                    clients[client_objc] = client
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                    break
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            else:
385
 
                print("Client not found on server: {0!r}"
 
387
                print("Client not found on server: {!r}"
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                      .format(name), file=sys.stderr)
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                sys.exit(1)
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    if not has_actions(options) and clients:
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        if options.verbose:
391
 
            keywords = ("Name", "Enabled", "Timeout",
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                        "LastCheckedOK", "Created", "Interval",
393
 
                        "Host", "Fingerprint", "CheckerRunning",
394
 
                        "LastEnabled", "ApprovalPending",
395
 
                        "ApprovedByDefault",
 
393
            keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
 
394
                        "Created", "Interval", "Host", "Fingerprint",
 
395
                        "CheckerRunning", "LastEnabled",
 
396
                        "ApprovalPending", "ApprovedByDefault",
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                        "LastApprovalRequest", "ApprovalDelay",
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398
                        "ApprovalDuration", "Checker",
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                        "ExtendedTimeout")
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    else:
404
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        # Process each client in the list by all selected options
405
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        for client in clients:
 
407
            
406
408
            def set_client_prop(prop, value):
407
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                """Set a Client D-Bus property"""
408
410
                client.Set(client_interface, prop, value,
409
411
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
412
            
410
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            def set_client_prop_ms(prop, value):
411
414
                """Set a Client D-Bus property, converted
412
415
                from a string to milliseconds."""
413
416
                set_client_prop(prop,
414
 
                                timedelta_to_milliseconds
415
 
                                (string_to_delta(value)))
 
417
                                string_to_delta(value).total_seconds()
 
418
                                * 1000)
 
419
            
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420
            if options.remove:
417
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                mandos_serv.RemoveClient(client.__dbus_object_path__)
418
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            if options.enable:
462
466
                client.Approve(dbus.Boolean(False),
463
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                               dbus_interface=client_interface)
464
468
 
 
469
 
465
470
if __name__ == "__main__":
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    main()