51
64
"ApprovalDelay": "Approval Delay",
52
65
"ApprovalDuration": "Approval Duration",
53
66
"Checker": "Checker",
67
"ExtendedTimeout": "Extended Timeout"
55
69
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
56
domain = "se.bsnet.fukt"
70
domain = "se.recompile"
57
71
busname = domain + ".Mandos"
59
73
server_interface = domain + ".Mandos"
60
74
client_interface = domain + ".Mandos.Client"
63
def timedelta_to_milliseconds(td):
64
"""Convert a datetime.timedelta object to milliseconds"""
65
return ((td.days * 24 * 60 * 60 * 1000)
67
+ (td.microseconds // 1000))
79
dbus.OBJECT_MANAGER_IFACE
80
except AttributeError:
81
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
69
83
def milliseconds_to_string(ms):
70
84
td = datetime.timedelta(0, 0, 0, ms)
71
return ("%(days)s%(hours)02d:%(minutes)02d:%(seconds)02d"
72
% { "days": "%dT" % td.days if td.days else "",
73
"hours": td.seconds // 3600,
74
"minutes": (td.seconds % 3600) // 60,
75
"seconds": td.seconds % 60,
85
return ("{days}{hours:02}:{minutes:02}:{seconds:02}".format(
86
days = "{}T".format(td.days) if td.days else "",
87
hours = td.seconds // 3600,
88
minutes = (td.seconds % 3600) // 60,
89
seconds = td.seconds % 60))
92
def rfc3339_duration_to_delta(duration):
93
"""Parse an RFC 3339 "duration" and return a datetime.timedelta
95
>>> rfc3339_duration_to_delta("P7D")
97
>>> rfc3339_duration_to_delta("PT60S")
98
datetime.timedelta(0, 60)
99
>>> rfc3339_duration_to_delta("PT60M")
100
datetime.timedelta(0, 3600)
101
>>> rfc3339_duration_to_delta("PT24H")
102
datetime.timedelta(1)
103
>>> rfc3339_duration_to_delta("P1W")
104
datetime.timedelta(7)
105
>>> rfc3339_duration_to_delta("PT5M30S")
106
datetime.timedelta(0, 330)
107
>>> rfc3339_duration_to_delta("P1DT3M20S")
108
datetime.timedelta(1, 200)
111
# Parsing an RFC 3339 duration with regular expressions is not
112
# possible - there would have to be multiple places for the same
113
# values, like seconds. The current code, while more esoteric, is
114
# cleaner without depending on a parsing library. If Python had a
115
# built-in library for parsing we would use it, but we'd like to
116
# avoid excessive use of external libraries.
118
# New type for defining tokens, syntax, and semantics all-in-one
119
Token = collections.namedtuple("Token", (
120
"regexp", # To match token; if "value" is not None, must have
121
# a "group" containing digits
122
"value", # datetime.timedelta or None
123
"followers")) # Tokens valid after this token
124
# RFC 3339 "duration" tokens, syntax, and semantics; taken from
125
# the "duration" ABNF definition in RFC 3339, Appendix A.
126
token_end = Token(re.compile(r"$"), None, frozenset())
127
token_second = Token(re.compile(r"(\d+)S"),
128
datetime.timedelta(seconds=1),
129
frozenset((token_end, )))
130
token_minute = Token(re.compile(r"(\d+)M"),
131
datetime.timedelta(minutes=1),
132
frozenset((token_second, token_end)))
133
token_hour = Token(re.compile(r"(\d+)H"),
134
datetime.timedelta(hours=1),
135
frozenset((token_minute, token_end)))
136
token_time = Token(re.compile(r"T"),
138
frozenset((token_hour, token_minute,
140
token_day = Token(re.compile(r"(\d+)D"),
141
datetime.timedelta(days=1),
142
frozenset((token_time, token_end)))
143
token_month = Token(re.compile(r"(\d+)M"),
144
datetime.timedelta(weeks=4),
145
frozenset((token_day, token_end)))
146
token_year = Token(re.compile(r"(\d+)Y"),
147
datetime.timedelta(weeks=52),
148
frozenset((token_month, token_end)))
149
token_week = Token(re.compile(r"(\d+)W"),
150
datetime.timedelta(weeks=1),
151
frozenset((token_end, )))
152
token_duration = Token(re.compile(r"P"), None,
153
frozenset((token_year, token_month,
154
token_day, token_time,
156
# Define starting values
157
value = datetime.timedelta() # Value so far
159
followers = frozenset((token_duration, )) # Following valid tokens
160
s = duration # String left to parse
161
# Loop until end token is found
162
while found_token is not token_end:
163
# Search for any currently valid tokens
164
for token in followers:
165
match = token.regexp.match(s)
166
if match is not None:
168
if token.value is not None:
169
# Value found, parse digits
170
factor = int(match.group(1), 10)
171
# Add to value so far
172
value += factor * token.value
173
# Strip token from string
174
s = token.regexp.sub("", s, 1)
177
# Set valid next tokens
178
followers = found_token.followers
181
# No currently valid tokens were found
182
raise ValueError("Invalid RFC 3339 duration: {!r}"
79
188
def string_to_delta(interval):
80
189
"""Parse a string and return a datetime.timedelta
82
>>> string_to_delta("7d")
191
>>> string_to_delta('7d')
83
192
datetime.timedelta(7)
84
>>> string_to_delta("60s")
193
>>> string_to_delta('60s')
85
194
datetime.timedelta(0, 60)
86
>>> string_to_delta("60m")
195
>>> string_to_delta('60m')
87
196
datetime.timedelta(0, 3600)
88
>>> string_to_delta("24h")
197
>>> string_to_delta('24h')
89
198
datetime.timedelta(1)
90
>>> string_to_delta("1w")
199
>>> string_to_delta('1w')
91
200
datetime.timedelta(7)
92
>>> string_to_delta("5m 30s")
201
>>> string_to_delta('5m 30s')
93
202
datetime.timedelta(0, 330)
95
timevalue = datetime.timedelta(0)
96
regexp = re.compile("\d+[dsmhw]")
98
for s in regexp.findall(interval):
100
suffix = unicode(s[-1])
103
delta = datetime.timedelta(value)
105
delta = datetime.timedelta(0, value)
107
delta = datetime.timedelta(0, 0, 0, 0, value)
109
delta = datetime.timedelta(0, 0, 0, 0, 0, value)
111
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
114
except (ValueError, IndexError):
206
return rfc3339_duration_to_delta(interval)
210
value = datetime.timedelta(0)
211
regexp = re.compile(r"(\d+)([dsmhw]?)")
213
for num, suffix in regexp.findall(interval):
215
value += datetime.timedelta(int(num))
217
value += datetime.timedelta(0, int(num))
219
value += datetime.timedelta(0, 0, 0, 0, int(num))
221
value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
223
value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
225
value += datetime.timedelta(0, 0, 0, int(num))
119
229
def print_clients(clients, keywords):
120
230
def valuetostring(value, keyword):
121
231
if type(value) is dbus.Boolean:
122
232
return "Yes" if value else "No"
123
233
if keyword in ("Timeout", "Interval", "ApprovalDelay",
234
"ApprovalDuration", "ExtendedTimeout"):
125
235
return milliseconds_to_string(value)
126
return unicode(value)
128
238
# Create format string to print table rows
129
format_string = " ".join("%%-%ds" %
130
max(len(tablewords[key]),
131
max(len(valuetostring(client[key],
239
format_string = " ".join("{{{key}:{width}}}".format(
240
width = max(len(tablewords[key]),
241
max(len(valuetostring(client[key], key))
242
for client in clients)),
135
244
for key in keywords)
136
245
# Print header line
137
print format_string % tuple(tablewords[key] for key in keywords)
246
print(format_string.format(**tablewords))
138
247
for client in clients:
139
print format_string % tuple(valuetostring(client[key], key)
248
print(format_string.format(**{
249
key: valuetostring(client[key], key)
250
for key in keywords }))
142
253
def has_actions(options):
143
254
return any((options.enable,
157
269
options.secret is not None,
162
parser = OptionParser(version = "%%prog %s" % version)
163
parser.add_option("-a", "--all", action="store_true",
164
help="Select all clients")
165
parser.add_option("-v", "--verbose", action="store_true",
166
help="Print all fields")
167
parser.add_option("-e", "--enable", action="store_true",
168
help="Enable client")
169
parser.add_option("-d", "--disable", action="store_true",
170
help="disable client")
171
parser.add_option("-b", "--bump-timeout", action="store_true",
172
help="Bump timeout for client")
173
parser.add_option("--start-checker", action="store_true",
174
help="Start checker for client")
175
parser.add_option("--stop-checker", action="store_true",
176
help="Stop checker for client")
177
parser.add_option("-V", "--is-enabled", action="store_true",
178
help="Check if client is enabled")
179
parser.add_option("-r", "--remove", action="store_true",
180
help="Remove client")
181
parser.add_option("-c", "--checker", type="string",
182
help="Set checker command for client")
183
parser.add_option("-t", "--timeout", type="string",
184
help="Set timeout for client")
185
parser.add_option("-i", "--interval", type="string",
186
help="Set checker interval for client")
187
parser.add_option("--approve-by-default", action="store_true",
188
dest="approved_by_default",
189
help="Set client to be approved by default")
190
parser.add_option("--deny-by-default", action="store_false",
191
dest="approved_by_default",
192
help="Set client to be denied by default")
193
parser.add_option("--approval-delay", type="string",
194
help="Set delay before client approve/deny")
195
parser.add_option("--approval-duration", type="string",
196
help="Set duration of one client approval")
197
parser.add_option("-H", "--host", type="string",
198
help="Set host for client")
199
parser.add_option("-s", "--secret", type="string",
200
help="Set password blob (file) for client")
201
parser.add_option("-A", "--approve", action="store_true",
202
help="Approve any current client request")
203
parser.add_option("-D", "--deny", action="store_true",
204
help="Deny any current client request")
205
options, client_names = parser.parse_args()
207
if has_actions(options) and not client_names and not options.all:
208
parser.error("Options require clients names or --all.")
209
if options.verbose and has_actions(options):
210
parser.error("--verbose can only be used alone or with"
212
if options.all and not has_actions(options):
213
parser.error("--all requires an action.")
216
bus = dbus.SystemBus()
217
mandos_dbus_objc = bus.get_object(busname, server_path)
218
except dbus.exceptions.DBusException:
219
print >> sys.stderr, "Could not connect to Mandos server"
275
parser = argparse.ArgumentParser()
276
parser.add_argument("--version", action="version",
277
version = "%(prog)s {}".format(version),
278
help="show version number and exit")
279
parser.add_argument("-a", "--all", action="store_true",
280
help="Select all clients")
281
parser.add_argument("-v", "--verbose", action="store_true",
282
help="Print all fields")
283
parser.add_argument("-e", "--enable", action="store_true",
284
help="Enable client")
285
parser.add_argument("-d", "--disable", action="store_true",
286
help="disable client")
287
parser.add_argument("-b", "--bump-timeout", action="store_true",
288
help="Bump timeout for client")
289
parser.add_argument("--start-checker", action="store_true",
290
help="Start checker for client")
291
parser.add_argument("--stop-checker", action="store_true",
292
help="Stop checker for client")
293
parser.add_argument("-V", "--is-enabled", action="store_true",
294
help="Check if client is enabled")
295
parser.add_argument("-r", "--remove", action="store_true",
296
help="Remove client")
297
parser.add_argument("-c", "--checker",
298
help="Set checker command for client")
299
parser.add_argument("-t", "--timeout",
300
help="Set timeout for client")
301
parser.add_argument("--extended-timeout",
302
help="Set extended timeout for client")
303
parser.add_argument("-i", "--interval",
304
help="Set checker interval for client")
305
parser.add_argument("--approve-by-default", action="store_true",
306
default=None, dest="approved_by_default",
307
help="Set client to be approved by default")
308
parser.add_argument("--deny-by-default", action="store_false",
309
dest="approved_by_default",
310
help="Set client to be denied by default")
311
parser.add_argument("--approval-delay",
312
help="Set delay before client approve/deny")
313
parser.add_argument("--approval-duration",
314
help="Set duration of one client approval")
315
parser.add_argument("-H", "--host", help="Set host for client")
316
parser.add_argument("-s", "--secret",
317
type=argparse.FileType(mode="rb"),
318
help="Set password blob (file) for client")
319
parser.add_argument("-A", "--approve", action="store_true",
320
help="Approve any current client request")
321
parser.add_argument("-D", "--deny", action="store_true",
322
help="Deny any current client request")
323
parser.add_argument("--check", action="store_true",
324
help="Run self-test")
325
parser.add_argument("client", nargs="*", help="Client name")
326
options = parser.parse_args()
222
mandos_serv = dbus.Interface(mandos_dbus_objc,
223
dbus_interface = server_interface)
328
if has_actions(options) and not (options.client or options.all):
329
parser.error("Options require clients names or --all.")
330
if options.verbose and has_actions(options):
331
parser.error("--verbose can only be used alone or with"
333
if options.all and not has_actions(options):
334
parser.error("--all requires an action.")
225
#block stderr since dbus library prints to stderr
226
null = os.open(os.path.devnull, os.O_RDWR)
227
stderrcopy = os.dup(sys.stderr.fileno())
228
os.dup2(null, sys.stderr.fileno())
337
fail_count, test_count = doctest.testmod()
338
sys.exit(os.EX_OK if fail_count == 0 else 1)
341
bus = dbus.SystemBus()
342
mandos_dbus_objc = bus.get_object(busname, server_path)
343
except dbus.exceptions.DBusException:
344
print("Could not connect to Mandos server", file=sys.stderr)
347
mandos_serv = dbus.Interface(mandos_dbus_objc,
348
dbus_interface = server_interface)
349
mandos_serv_object_manager = dbus.Interface(
350
mandos_dbus_objc, dbus_interface = dbus.OBJECT_MANAGER_IFACE)
352
#block stderr since dbus library prints to stderr
353
null = os.open(os.path.devnull, os.O_RDWR)
354
stderrcopy = os.dup(sys.stderr.fileno())
355
os.dup2(null, sys.stderr.fileno())
232
mandos_clients = mandos_serv.GetAllClientsWithProperties()
235
os.dup2(stderrcopy, sys.stderr.fileno())
237
except dbus.exceptions.DBusException, e:
238
print >> sys.stderr, "Access denied: Accessing mandos server through dbus."
241
# Compile dict of (clients: properties) to process
244
if options.all or not client_names:
245
clients = dict((bus.get_object(busname, path), properties)
246
for path, properties in
247
mandos_clients.iteritems())
249
for name in client_names:
250
for path, client in mandos_clients.iteritems():
251
if client["Name"] == name:
252
client_objc = bus.get_object(busname, path)
253
clients[client_objc] = client
256
print >> sys.stderr, "Client not found on server: %r" % name
259
if not has_actions(options) and clients:
261
keywords = ("Name", "Enabled", "Timeout",
262
"LastCheckedOK", "Created", "Interval",
263
"Host", "Fingerprint", "CheckerRunning",
264
"LastEnabled", "ApprovalPending",
266
"LastApprovalRequest", "ApprovalDelay",
267
"ApprovalDuration", "Checker")
359
mandos_clients = { path: ifs_and_props[client_interface]
360
for path, ifs_and_props in
361
mandos_serv_object_manager
362
.GetManagedObjects().items()
363
if client_interface in ifs_and_props }
366
os.dup2(stderrcopy, sys.stderr.fileno())
368
except dbus.exceptions.DBusException as e:
369
print("Access denied: Accessing mandos server through D-Bus: {}"
370
.format(e), file=sys.stderr)
373
# Compile dict of (clients: properties) to process
376
if options.all or not options.client:
377
clients = { bus.get_object(busname, path): properties
378
for path, properties in mandos_clients.items() }
380
for name in options.client:
381
for path, client in mandos_clients.items():
382
if client["Name"] == name:
383
client_objc = bus.get_object(busname, path)
384
clients[client_objc] = client
269
keywords = defaultkeywords
271
print_clients(clients.values(), keywords)
387
print("Client not found on server: {!r}"
388
.format(name), file=sys.stderr)
391
if not has_actions(options) and clients:
393
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
394
"Created", "Interval", "Host", "Fingerprint",
395
"CheckerRunning", "LastEnabled",
396
"ApprovalPending", "ApprovedByDefault",
397
"LastApprovalRequest", "ApprovalDelay",
398
"ApprovalDuration", "Checker",
273
# Process each client in the list by all selected options
274
for client in clients:
276
mandos_serv.RemoveClient(client.__dbus_object_path__)
278
client.Enable(dbus_interface=client_interface)
280
client.Disable(dbus_interface=client_interface)
281
if options.bump_timeout:
282
client.CheckedOK(dbus_interface=client_interface)
283
if options.start_checker:
284
client.StartChecker(dbus_interface=client_interface)
285
if options.stop_checker:
286
client.StopChecker(dbus_interface=client_interface)
287
if options.is_enabled:
288
sys.exit(0 if client.Get(client_interface,
290
dbus_interface=dbus.PROPERTIES_IFACE)
293
client.Set(client_interface, "Checker", options.checker,
294
dbus_interface=dbus.PROPERTIES_IFACE)
296
client.Set(client_interface, "Host", options.host,
297
dbus_interface=dbus.PROPERTIES_IFACE)
299
client.Set(client_interface, "Interval",
300
timedelta_to_milliseconds
301
(string_to_delta(options.interval)),
302
dbus_interface=dbus.PROPERTIES_IFACE)
303
if options.approval_delay:
304
client.Set(client_interface, "ApprovalDelay",
305
timedelta_to_milliseconds
306
(string_to_delta(options.
308
dbus_interface=dbus.PROPERTIES_IFACE)
309
if options.approval_duration:
310
client.Set(client_interface, "ApprovalDuration",
311
timedelta_to_milliseconds
312
(string_to_delta(options.
314
dbus_interface=dbus.PROPERTIES_IFACE)
316
client.Set(client_interface, "Timeout",
317
timedelta_to_milliseconds
318
(string_to_delta(options.timeout)),
319
dbus_interface=dbus.PROPERTIES_IFACE)
321
client.Set(client_interface, "Secret",
322
dbus.ByteArray(open(options.secret,
324
dbus_interface=dbus.PROPERTIES_IFACE)
325
if options.approved_by_default is not None:
326
client.Set(client_interface, "ApprovedByDefault",
328
.approved_by_default),
329
dbus_interface=dbus.PROPERTIES_IFACE)
331
client.Approve(dbus.Boolean(True),
332
dbus_interface=client_interface)
334
client.Approve(dbus.Boolean(False),
335
dbus_interface=client_interface)
401
keywords = defaultkeywords
403
print_clients(clients.values(), keywords)
405
# Process each client in the list by all selected options
406
for client in clients:
408
def set_client_prop(prop, value):
409
"""Set a Client D-Bus property"""
410
client.Set(client_interface, prop, value,
411
dbus_interface=dbus.PROPERTIES_IFACE)
413
def set_client_prop_ms(prop, value):
414
"""Set a Client D-Bus property, converted
415
from a string to milliseconds."""
416
set_client_prop(prop,
417
string_to_delta(value).total_seconds()
421
mandos_serv.RemoveClient(client.__dbus_object_path__)
423
set_client_prop("Enabled", dbus.Boolean(True))
425
set_client_prop("Enabled", dbus.Boolean(False))
426
if options.bump_timeout:
427
set_client_prop("LastCheckedOK", "")
428
if options.start_checker:
429
set_client_prop("CheckerRunning", dbus.Boolean(True))
430
if options.stop_checker:
431
set_client_prop("CheckerRunning", dbus.Boolean(False))
432
if options.is_enabled:
433
sys.exit(0 if client.Get(client_interface,
436
dbus.PROPERTIES_IFACE)
438
if options.checker is not None:
439
set_client_prop("Checker", options.checker)
440
if options.host is not None:
441
set_client_prop("Host", options.host)
442
if options.interval is not None:
443
set_client_prop_ms("Interval", options.interval)
444
if options.approval_delay is not None:
445
set_client_prop_ms("ApprovalDelay",
446
options.approval_delay)
447
if options.approval_duration is not None:
448
set_client_prop_ms("ApprovalDuration",
449
options.approval_duration)
450
if options.timeout is not None:
451
set_client_prop_ms("Timeout", options.timeout)
452
if options.extended_timeout is not None:
453
set_client_prop_ms("ExtendedTimeout",
454
options.extended_timeout)
455
if options.secret is not None:
456
set_client_prop("Secret",
457
dbus.ByteArray(options.secret.read()))
458
if options.approved_by_default is not None:
459
set_client_prop("ApprovedByDefault",
461
.approved_by_default))
463
client.Approve(dbus.Boolean(True),
464
dbus_interface=client_interface)
466
client.Approve(dbus.Boolean(False),
467
dbus_interface=client_interface)
337
470
if __name__ == "__main__":