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- Committer: Teddy Hogeborn
- Date: 2015-07-12 01:57:54 UTC
- mto: (237.7.594 trunk)
- mto: This revision was merged to the branch mainline in revision 325.
- Revision ID: teddy@recompile.se-20150712015754-1lq7u2ejo7fdyfvi
* debian/mandos.prerm: Don't run init script, use only invoke-rc.d.
- files added:
- debian/mandos-client.examples
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-ctl
3
3
#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2008-2011 Teddy Hogeborn
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# Copyright © 2008-2011 Björn Påhlsson
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# Copyright © 2008-2015 Teddy Hogeborn
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# Copyright © 2008-2015 Björn Påhlsson
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8
#
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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
17
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# GNU General Public License for more details.
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18
#
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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/>.
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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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#
22
23
# Contact the authors at <mandos@recompile.se>.
23
24
#
25
26
from __future__ import (division, absolute_import, print_function,
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27
unicode_literals)
27
28
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
33
28
34
import sys
29
import dbus
30
35
import argparse
31
36
import locale
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37
import datetime
33
38
import re
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39
import os
40
import collections
41
import doctest
42
43
import dbus
44
45
if sys.version_info.major == 2:
46
str = unicode
35
47
36
48
locale.setlocale(locale.LC_ALL, "")
37
49
52
64
"ApprovalDelay": "Approval Delay",
53
65
"ApprovalDuration": "Approval Duration",
54
66
"Checker": "Checker",
55
"ExtendedTimeout" : "Extended Timeout"
56
}
67
"ExtendedTimeout": "Extended Timeout"
68
}
57
69
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
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domain = "se.recompile"
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busname = domain + ".Mandos"
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72
server_path = "/"
61
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server_interface = domain + ".Mandos"
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client_interface = domain + ".Mandos.Client"
63
version = "1.4.1"
75
version = "1.6.9"
64
76
65
def timedelta_to_milliseconds(td):
66
"""Convert a datetime.timedelta object to milliseconds"""
67
return ((td.days * 24 * 60 * 60 * 1000)
68
+ (td.seconds * 1000)
69
+ (td.microseconds // 1000))
70
77
71
78
def milliseconds_to_string(ms):
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td = datetime.timedelta(0, 0, 0, ms)
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return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
74
% { "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,
78
})
80
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,
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minutes = (td.seconds % 3600) // 60,
84
seconds = td.seconds % 60))
85
86
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def rfc3339_duration_to_delta(duration):
88
"""Parse an RFC 3339 "duration" and return a datetime.timedelta
89
90
>>> 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)
98
>>> 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)
104
"""
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# Parsing an RFC 3339 duration with regular expressions is not
107
# possible - there would have to be multiple places for the same
108
# values, like seconds. The current code, while more esoteric, is
109
# cleaner without depending on a parsing library. If Python had a
110
# built-in library for parsing we would use it, but we'd like to
111
# avoid excessive use of external libraries.
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113
# 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
119
# RFC 3339 "duration" tokens, syntax, and semantics; taken from
120
# the "duration" ABNF definition in RFC 3339, Appendix A.
121
token_end = Token(re.compile(r"$"), None, frozenset())
122
token_second = Token(re.compile(r"(\d+)S"),
123
datetime.timedelta(seconds=1),
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frozenset((token_end, )))
125
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)))
128
token_hour = Token(re.compile(r"(\d+)H"),
129
datetime.timedelta(hours=1),
130
frozenset((token_minute, token_end)))
131
token_time = Token(re.compile(r"T"),
132
None,
133
frozenset((token_hour, token_minute,
134
token_second)))
135
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),
143
frozenset((token_month, token_end)))
144
token_week = Token(re.compile(r"(\d+)W"),
145
datetime.timedelta(weeks=1),
146
frozenset((token_end, )))
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token_duration = Token(re.compile(r"P"), None,
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frozenset((token_year, token_month,
149
token_day, token_time,
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token_week)))
151
# Define starting values
152
value = datetime.timedelta() # Value so far
153
found_token = None
154
followers = frozenset((token_duration, )) # Following valid tokens
155
s = duration # String left to parse
156
# Loop until end token is found
157
while found_token is not token_end:
158
# Search for any currently valid tokens
159
for token in followers:
160
match = token.regexp.match(s)
161
if match is not None:
162
# Token found
163
if token.value is not None:
164
# Value found, parse digits
165
factor = int(match.group(1), 10)
166
# Add to value so far
167
value += factor * token.value
168
# Strip token from string
169
s = token.regexp.sub("", s, 1)
170
# Go to found token
171
found_token = token
172
# Set valid next tokens
173
followers = found_token.followers
174
break
175
else:
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# No currently valid tokens were found
177
raise ValueError("Invalid RFC 3339 duration: {!r}"
178
.format(duration))
179
# End token found
180
return value
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def string_to_delta(interval):
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184
"""Parse a string and return a datetime.timedelta
82
185
83
>>> string_to_delta("7d")
186
>>> string_to_delta('7d')
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datetime.timedelta(7)
85
>>> string_to_delta("60s")
188
>>> string_to_delta('60s')
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datetime.timedelta(0, 60)
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>>> string_to_delta("60m")
190
>>> 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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"""
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timevalue = datetime.timedelta(0)
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regexp = re.compile("\d+[dsmhw]")
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for s in regexp.findall(interval):
100
try:
101
suffix = unicode(s[-1])
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value = int(s[:-1])
103
if suffix == "d":
104
delta = datetime.timedelta(value)
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elif suffix == "s":
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delta = datetime.timedelta(0, value)
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elif suffix == "m":
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delta = datetime.timedelta(0, 0, 0, 0, value)
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elif suffix == "h":
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delta = datetime.timedelta(0, 0, 0, 0, 0, value)
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elif suffix == "w":
112
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
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else:
114
raise ValueError
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except (ValueError, IndexError):
116
raise ValueError
117
timevalue += delta
118
return timevalue
199
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try:
201
return rfc3339_duration_to_delta(interval)
202
except ValueError:
203
pass
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value = datetime.timedelta(0)
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regexp = re.compile(r"(\d+)([dsmhw]?)")
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for num, suffix in regexp.findall(interval):
209
if suffix == "d":
210
value += datetime.timedelta(int(num))
211
elif suffix == "s":
212
value += datetime.timedelta(0, int(num))
213
elif suffix == "m":
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value += datetime.timedelta(0, 0, 0, 0, int(num))
215
elif suffix == "h":
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value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
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elif suffix == "w":
218
value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
219
elif suffix == "":
220
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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return "Yes" if value else "No"
124
228
if keyword in ("Timeout", "Interval", "ApprovalDelay",
125
"ApprovalDuration"):
229
"ApprovalDuration", "ExtendedTimeout"):
126
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return milliseconds_to_string(value)
127
return unicode(value)
231
return str(value)
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# Create format string to print table rows
130
format_string = " ".join("%%-%ds" %
131
max(len(tablewords[key]),
132
max(len(valuetostring(client[key],
133
key))
134
for client in
135
clients))
234
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)
136
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for key in keywords)
137
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# Print header line
138
print(format_string % tuple(tablewords[key] for key in keywords))
241
print(format_string.format(**tablewords))
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for client in clients:
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print(format_string % tuple(valuetostring(client[key], key)
141
for key in keywords))
243
print(format_string.format(**{
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key: valuetostring(client[key], key)
245
for key in keywords }))
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142
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def has_actions(options):
144
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return any((options.enable,
160
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options.approve,
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options.deny))
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163
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument("--version", action="version",
166
version = "%%prog %s" % 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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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", type=file,
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parser.add_argument("-s", "--secret",
312
type=argparse.FileType(mode="rb"),
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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",
210
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help="Deny any current client request")
318
parser.add_argument("--check", action="store_true",
319
help="Run self-test")
211
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parser.add_argument("client", nargs="*", help="Client name")
212
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options = parser.parse_args()
213
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214
if has_actions(options) and not options.client and not options.all:
323
if has_actions(options) and not (options.client or options.all):
215
324
parser.error("Options require clients names or --all.")
216
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if options.verbose and has_actions(options):
217
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parser.error("--verbose can only be used alone or with"
218
327
" --all.")
219
328
if options.all and not has_actions(options):
220
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parser.error("--all requires an action.")
330
331
if options.check:
332
fail_count, test_count = doctest.testmod()
333
sys.exit(os.EX_OK if fail_count == 0 else 1)
221
334
222
335
try:
223
336
bus = dbus.SystemBus()
224
337
mandos_dbus_objc = bus.get_object(busname, server_path)
225
338
except dbus.exceptions.DBusException:
226
print("Could not connect to Mandos server",
227
file=sys.stderr)
339
print("Could not connect to Mandos server", file=sys.stderr)
228
340
sys.exit(1)
229
341
230
342
mandos_serv = dbus.Interface(mandos_dbus_objc,
242
354
#restore stderr
243
355
os.dup2(stderrcopy, sys.stderr.fileno())
244
356
os.close(stderrcopy)
245
except dbus.exceptions.DBusException, e:
357
except dbus.exceptions.DBusException:
246
358
print("Access denied: Accessing mandos server through dbus.",
247
359
file=sys.stderr)
248
360
sys.exit(1)
251
363
clients={}
252
364
253
365
if options.all or not options.client:
254
clients = dict((bus.get_object(busname, path), properties)
255
for path, properties in
256
mandos_clients.iteritems())
366
clients = { bus.get_object(busname, path): properties
367
for path, properties in mandos_clients.items() }
257
368
else:
258
369
for name in options.client:
259
for path, client in mandos_clients.iteritems():
370
for path, client in mandos_clients.items():
260
371
if client["Name"] == name:
261
372
client_objc = bus.get_object(busname, path)
262
373
clients[client_objc] = client
263
374
break
264
375
else:
265
print("Client not found on server: %r" % name,
266
file=sys.stderr)
376
print("Client not found on server: {!r}"
377
.format(name), file=sys.stderr)
267
378
sys.exit(1)
268
379
269
380
if not has_actions(options) and clients:
270
381
if options.verbose:
271
keywords = ("Name", "Enabled", "Timeout",
272
"LastCheckedOK", "Created", "Interval",
273
"Host", "Fingerprint", "CheckerRunning",
274
"LastEnabled", "ApprovalPending",
275
"ApprovedByDefault",
382
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
383
"Created", "Interval", "Host", "Fingerprint",
384
"CheckerRunning", "LastEnabled",
385
"ApprovalPending", "ApprovedByDefault",
276
386
"LastApprovalRequest", "ApprovalDelay",
277
387
"ApprovalDuration", "Checker",
278
388
"ExtendedTimeout")
283
393
else:
284
394
# Process each client in the list by all selected options
285
395
for client in clients:
396
397
def set_client_prop(prop, value):
398
"""Set a Client D-Bus property"""
399
client.Set(client_interface, prop, value,
400
dbus_interface=dbus.PROPERTIES_IFACE)
401
402
def set_client_prop_ms(prop, value):
403
"""Set a Client D-Bus property, converted
404
from a string to milliseconds."""
405
set_client_prop(prop,
406
string_to_delta(value).total_seconds()
407
* 1000)
408
286
409
if options.remove:
287
410
mandos_serv.RemoveClient(client.__dbus_object_path__)
288
411
if options.enable:
289
client.Enable(dbus_interface=client_interface)
412
set_client_prop("Enabled", dbus.Boolean(True))
290
413
if options.disable:
291
client.Disable(dbus_interface=client_interface)
414
set_client_prop("Enabled", dbus.Boolean(False))
292
415
if options.bump_timeout:
293
client.CheckedOK(dbus_interface=client_interface)
416
set_client_prop("LastCheckedOK", "")
294
417
if options.start_checker:
295
client.StartChecker(dbus_interface=client_interface)
418
set_client_prop("CheckerRunning", dbus.Boolean(True))
296
419
if options.stop_checker:
297
client.StopChecker(dbus_interface=client_interface)
420
set_client_prop("CheckerRunning", dbus.Boolean(False))
298
421
if options.is_enabled:
299
422
sys.exit(0 if client.Get(client_interface,
300
423
"Enabled",
302
425
dbus.PROPERTIES_IFACE)
303
426
else 1)
304
427
if options.checker is not None:
305
client.Set(client_interface, "Checker",
306
options.checker,
307
dbus_interface=dbus.PROPERTIES_IFACE)
428
set_client_prop("Checker", options.checker)
308
429
if options.host is not None:
309
client.Set(client_interface, "Host", options.host,
310
dbus_interface=dbus.PROPERTIES_IFACE)
430
set_client_prop("Host", options.host)
311
431
if options.interval is not None:
312
client.Set(client_interface, "Interval",
313
timedelta_to_milliseconds
314
(string_to_delta(options.interval)),
315
dbus_interface=dbus.PROPERTIES_IFACE)
432
set_client_prop_ms("Interval", options.interval)
316
433
if options.approval_delay is not None:
317
client.Set(client_interface, "ApprovalDelay",
318
timedelta_to_milliseconds
319
(string_to_delta(options.
320
approval_delay)),
321
dbus_interface=dbus.PROPERTIES_IFACE)
434
set_client_prop_ms("ApprovalDelay",
435
options.approval_delay)
322
436
if options.approval_duration is not None:
323
client.Set(client_interface, "ApprovalDuration",
324
timedelta_to_milliseconds
325
(string_to_delta(options.
326
approval_duration)),
327
dbus_interface=dbus.PROPERTIES_IFACE)
437
set_client_prop_ms("ApprovalDuration",
438
options.approval_duration)
328
439
if options.timeout is not None:
329
client.Set(client_interface, "Timeout",
330
timedelta_to_milliseconds
331
(string_to_delta(options.timeout)),
332
dbus_interface=dbus.PROPERTIES_IFACE)
440
set_client_prop_ms("Timeout", options.timeout)
333
441
if options.extended_timeout is not None:
334
client.Set(client_interface, "ExtendedTimeout",
335
timedelta_to_milliseconds
336
(string_to_delta(options.extended_timeout)),
337
dbus_interface=dbus.PROPERTIES_IFACE)
442
set_client_prop_ms("ExtendedTimeout",
443
options.extended_timeout)
338
444
if options.secret is not None:
339
client.Set(client_interface, "Secret",
340
dbus.ByteArray(open(options.secret,
341
"rb").read()),
342
dbus_interface=dbus.PROPERTIES_IFACE)
445
set_client_prop("Secret",
446
dbus.ByteArray(options.secret.read()))
343
447
if options.approved_by_default is not None:
344
client.Set(client_interface, "ApprovedByDefault",
345
dbus.Boolean(options
346
.approved_by_default),
347
dbus_interface=dbus.PROPERTIES_IFACE)
448
set_client_prop("ApprovedByDefault",
449
dbus.Boolean(options
450
.approved_by_default))
348
451
if options.approve:
349
452
client.Approve(dbus.Boolean(True),
350
453
dbus_interface=client_interface)
352
455
client.Approve(dbus.Boolean(False),
353
456
dbus_interface=client_interface)
354
457
458
355
459
if __name__ == "__main__":
356
460
main()
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