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- Committer: Teddy Hogeborn
- Date: 2012-05-06 17:37:23 UTC
- Revision ID: teddy@recompile.se-20120506173723-znhgx61gpqp1rfor
* mandos (main.cleanup): Use tempfile.NamedTemporaryFile() instead of
tempfile.mkstemp().
tempfile.mkstemp().
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/upstream
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-ctl
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#!/usr/bin/python
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# -*- mode: python; coding: utf-8 -*-
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#
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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 © 2008-2018 Teddy Hogeborn
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# Copyright © 2008-2018 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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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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#
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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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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Mandos is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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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 Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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28
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try:
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from future_builtins import *
32
except ImportError:
33
pass
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import sys
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import dbus
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import argparse
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import locale
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import datetime
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import re
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import os
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import collections
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import json
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import dbus
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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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38
58
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"Interval": "Interval",
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"Host": "Host",
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"Fingerprint": "Fingerprint",
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"KeyID": "Key ID",
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"CheckerRunning": "Check Is Running",
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"LastEnabled": "Last Enabled",
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"ApprovalPending": "Approval Is Pending",
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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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"Expires": "Expires",
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"LastCheckerStatus": "Last Checker Status",
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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"
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version = "1.7.20"
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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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version = "1.5.3"
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def timedelta_to_milliseconds(td):
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"""Convert a datetime.timedelta object to milliseconds"""
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return ((td.days * 24 * 60 * 60 * 1000)
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+ (td.seconds * 1000)
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+ (td.microseconds // 1000))
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def milliseconds_to_string(ms):
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td = datetime.timedelta(0, 0, 0, ms)
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return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
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.format(days="{}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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def rfc3339_duration_to_delta(duration):
98
"""Parse an RFC 3339 "duration" and return a datetime.timedelta
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>>> rfc3339_duration_to_delta("P7D")
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datetime.timedelta(7)
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>>> rfc3339_duration_to_delta("PT60S")
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datetime.timedelta(0, 60)
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>>> rfc3339_duration_to_delta("PT60M")
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datetime.timedelta(0, 3600)
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>>> rfc3339_duration_to_delta("PT24H")
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datetime.timedelta(1)
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>>> rfc3339_duration_to_delta("P1W")
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datetime.timedelta(7)
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>>> rfc3339_duration_to_delta("PT5M30S")
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datetime.timedelta(0, 330)
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>>> rfc3339_duration_to_delta("P1DT3M20S")
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datetime.timedelta(1, 200)
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"""
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# Parsing an RFC 3339 duration with regular expressions is not
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# possible - there would have to be multiple places for the same
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# values, like seconds. The current code, while more esoteric, is
119
# cleaner without depending on a parsing library. If Python had a
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# built-in library for parsing we would use it, but we'd like to
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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", (
125
"regexp", # To match token; if "value" is not None, must have
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# 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
130
# the "duration" ABNF definition in RFC 3339, Appendix A.
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token_end = Token(re.compile(r"$"), None, frozenset())
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token_second = Token(re.compile(r"(\d+)S"),
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datetime.timedelta(seconds=1),
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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)))
138
token_hour = Token(re.compile(r"(\d+)H"),
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datetime.timedelta(hours=1),
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frozenset((token_minute, token_end)))
141
token_time = Token(re.compile(r"T"),
142
None,
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frozenset((token_hour, token_minute,
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token_second)))
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token_day = Token(re.compile(r"(\d+)D"),
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datetime.timedelta(days=1),
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frozenset((token_time, token_end)))
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token_month = Token(re.compile(r"(\d+)M"),
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datetime.timedelta(weeks=4),
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frozenset((token_day, token_end)))
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token_year = Token(re.compile(r"(\d+)Y"),
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datetime.timedelta(weeks=52),
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frozenset((token_month, token_end)))
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token_week = Token(re.compile(r"(\d+)W"),
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datetime.timedelta(weeks=1),
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frozenset((token_end, )))
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token_duration = Token(re.compile(r"P"), None,
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frozenset((token_year, token_month,
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token_day, token_time,
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token_week)))
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# Define starting values:
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# Value so far
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value = datetime.timedelta()
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found_token = None
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# Following valid tokens
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followers = frozenset((token_duration, ))
167
# String left to parse
168
s = duration
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# Loop until end token is found
170
while found_token is not token_end:
171
# Search for any currently valid tokens
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for token in followers:
173
match = token.regexp.match(s)
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if match is not None:
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# Token found
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if token.value is not None:
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# Value found, parse digits
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factor = int(match.group(1), 10)
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# Add to value so far
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value += factor * token.value
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# Strip token from string
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s = token.regexp.sub("", s, 1)
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# Go to found token
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found_token = token
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# Set valid next tokens
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followers = found_token.followers
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break
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else:
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# No currently valid tokens were found
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raise ValueError("Invalid RFC 3339 duration: {!r}"
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.format(duration))
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# End token found
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return value
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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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def string_to_delta(interval):
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"""Parse a string and return a datetime.timedelta
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>>> string_to_delta('7d')
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>>> string_to_delta("7d")
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datetime.timedelta(7)
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>>> string_to_delta('60s')
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>>> string_to_delta("60s")
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datetime.timedelta(0, 60)
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>>> string_to_delta('60m')
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>>> string_to_delta("60m")
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datetime.timedelta(0, 3600)
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>>> string_to_delta('24h')
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>>> string_to_delta("24h")
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datetime.timedelta(1)
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>>> string_to_delta('1w')
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>>> string_to_delta("1w")
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datetime.timedelta(7)
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>>> string_to_delta('5m 30s')
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>>> string_to_delta("5m 30s")
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datetime.timedelta(0, 330)
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96
"""
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try:
214
return rfc3339_duration_to_delta(interval)
215
except ValueError:
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pass
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value = datetime.timedelta(0)
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regexp = re.compile(r"(\d+)([dsmhw]?)")
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regexp = re.compile("(\d+)([dsmhw]?)")
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for num, suffix in regexp.findall(interval):
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if suffix == "d":
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value += datetime.timedelta(int(num))
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value += datetime.timedelta(0, 0, 0, int(num))
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return value
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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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if keyword in ("Timeout", "Interval", "ApprovalDelay",
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"ApprovalDuration", "ExtendedTimeout"):
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return milliseconds_to_string(value)
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return str(value)
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return unicode(value)
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# Create format string to print table rows
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format_string = " ".join("{{{key}:{width}}}".format(
248
width=max(len(tablewords[key]),
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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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width = max(len(tablewords[key]),
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max(len(valuetostring(client[key],
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key))
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for client in
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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:
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print(format_string
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.format(**{key: valuetostring(client[key], key)
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for key in keywords}))
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print(format_string.format(**dict((key,
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valuetostring(client[key],
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key))
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for key in keywords)))
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def has_actions(options):
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return any((options.enable,
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157
options.approve,
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options.deny))
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument("--version", action="version",
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version="%(prog)s {}".format(version),
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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("-v", "--verbose", action="store_true",
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168
help="Print all fields")
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parser.add_argument("-j", "--dump-json", action="store_true",
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help="Dump client data in JSON format")
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parser.add_argument("-e", "--enable", action="store_true",
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help="Enable client")
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parser.add_argument("-d", "--disable", action="store_true",
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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")
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parser.add_argument("-s", "--secret",
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type=argparse.FileType(mode="rb"),
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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")
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parser.add_argument("-D", "--deny", action="store_true",
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help="Deny any current client request")
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parser.add_argument("--check", action="store_true",
334
help="Run self-test")
335
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parser.add_argument("client", nargs="*", help="Client name")
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options = parser.parse_args()
337
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338
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if has_actions(options) and not (options.client or options.all):
339
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parser.error("Options require clients names or --all.")
340
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if options.verbose and has_actions(options):
341
parser.error("--verbose can only be used alone.")
342
if options.dump_json and (options.verbose
343
or has_actions(options)):
344
parser.error("--dump-json can only be used alone.")
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parser.error("--verbose can only be used alone or with"
215
" --all.")
345
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if options.all and not has_actions(options):
346
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parser.error("--all requires an action.")
347
348
if options.check:
349
import doctest
350
fail_count, test_count = doctest.testmod()
351
sys.exit(os.EX_OK if fail_count == 0 else 1)
352
218
353
219
try:
354
220
bus = dbus.SystemBus()
355
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mandos_dbus_objc = bus.get_object(busname, server_path)
356
222
except dbus.exceptions.DBusException:
357
print("Could not connect to Mandos server", file=sys.stderr)
223
print("Could not connect to Mandos server",
224
file=sys.stderr)
358
225
sys.exit(1)
359
226
360
227
mandos_serv = dbus.Interface(mandos_dbus_objc,
361
dbus_interface=server_interface)
362
mandos_serv_object_manager = dbus.Interface(
363
mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
364
365
# block stderr since dbus library prints to stderr
228
dbus_interface = server_interface)
229
230
#block stderr since dbus library prints to stderr
366
231
null = os.open(os.path.devnull, os.O_RDWR)
367
232
stderrcopy = os.dup(sys.stderr.fileno())
368
233
os.dup2(null, sys.stderr.fileno())
369
234
os.close(null)
370
235
try:
371
236
try:
372
mandos_clients = {path: ifs_and_props[client_interface]
373
for path, ifs_and_props in
374
mandos_serv_object_manager
375
.GetManagedObjects().items()
376
if client_interface in ifs_and_props}
237
mandos_clients = mandos_serv.GetAllClientsWithProperties()
377
238
finally:
378
# restore stderr
239
#restore stderr
379
240
os.dup2(stderrcopy, sys.stderr.fileno())
380
241
os.close(stderrcopy)
381
except dbus.exceptions.DBusException as e:
382
print("Access denied: "
383
"Accessing mandos server through D-Bus: {}".format(e),
242
except dbus.exceptions.DBusException:
243
print("Access denied: Accessing mandos server through dbus.",
384
244
file=sys.stderr)
385
245
sys.exit(1)
386
246
387
247
# Compile dict of (clients: properties) to process
388
clients = {}
389
248
clients={}
249
390
250
if options.all or not options.client:
391
clients = {bus.get_object(busname, path): properties
392
for path, properties in mandos_clients.items()}
251
clients = dict((bus.get_object(busname, path), properties)
252
for path, properties in
253
mandos_clients.iteritems())
393
254
else:
394
255
for name in options.client:
395
for path, client in mandos_clients.items():
256
for path, client in mandos_clients.iteritems():
396
257
if client["Name"] == name:
397
258
client_objc = bus.get_object(busname, path)
398
259
clients[client_objc] = client
399
260
break
400
261
else:
401
print("Client not found on server: {!r}"
262
print("Client not found on server: {0!r}"
402
263
.format(name), file=sys.stderr)
403
264
sys.exit(1)
404
265
405
266
if not has_actions(options) and clients:
406
if options.verbose or options.dump_json:
407
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
408
"Created", "Interval", "Host", "KeyID",
409
"Fingerprint", "CheckerRunning",
267
if options.verbose:
268
keywords = ("Name", "Enabled", "Timeout",
269
"LastCheckedOK", "Created", "Interval",
270
"Host", "Fingerprint", "CheckerRunning",
410
271
"LastEnabled", "ApprovalPending",
411
"ApprovedByDefault", "LastApprovalRequest",
412
"ApprovalDelay", "ApprovalDuration",
413
"Checker", "ExtendedTimeout", "Expires",
414
"LastCheckerStatus")
272
"ApprovedByDefault",
273
"LastApprovalRequest", "ApprovalDelay",
274
"ApprovalDuration", "Checker",
275
"ExtendedTimeout")
415
276
else:
416
277
keywords = defaultkeywords
417
418
if options.dump_json:
419
json.dump({client["Name"]: {key:
420
bool(client[key])
421
if isinstance(client[key],
422
dbus.Boolean)
423
else client[key]
424
for key in keywords}
425
for client in clients.values()},
426
fp=sys.stdout, indent=4,
427
separators=(',', ': '))
428
print()
429
else:
430
print_clients(clients.values(), keywords)
278
279
print_clients(clients.values(), keywords)
431
280
else:
432
281
# Process each client in the list by all selected options
433
282
for client in clients:
434
435
283
def set_client_prop(prop, value):
436
284
"""Set a Client D-Bus property"""
437
285
client.Set(client_interface, prop, value,
438
286
dbus_interface=dbus.PROPERTIES_IFACE)
439
440
287
def set_client_prop_ms(prop, value):
441
288
"""Set a Client D-Bus property, converted
442
289
from a string to milliseconds."""
443
290
set_client_prop(prop,
444
string_to_delta(value).total_seconds()
445
* 1000)
446
291
timedelta_to_milliseconds
292
(string_to_delta(value)))
447
293
if options.remove:
448
294
mandos_serv.RemoveClient(client.__dbus_object_path__)
449
295
if options.enable:
457
303
if options.stop_checker:
458
304
set_client_prop("CheckerRunning", dbus.Boolean(False))
459
305
if options.is_enabled:
460
if client.Get(client_interface, "Enabled",
461
dbus_interface=dbus.PROPERTIES_IFACE):
462
sys.exit(0)
463
else:
464
sys.exit(1)
306
sys.exit(0 if client.Get(client_interface,
307
"Enabled",
308
dbus_interface=
309
dbus.PROPERTIES_IFACE)
310
else 1)
465
311
if options.checker is not None:
466
312
set_client_prop("Checker", options.checker)
467
313
if options.host is not None:
493
339
client.Approve(dbus.Boolean(False),
494
340
dbus_interface=client_interface)
495
341
496
497
342
if __name__ == "__main__":
498
343
main()
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