58
65
"ApprovalDelay": "Approval Delay",
59
66
"ApprovalDuration": "Approval Duration",
60
67
"Checker": "Checker",
61
"ExtendedTimeout" : "Extended Timeout"
68
"ExtendedTimeout": "Extended Timeout",
70
"LastCheckerStatus": "Last Checker Status",
63
72
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
64
73
domain = "se.recompile"
65
74
busname = domain + ".Mandos"
67
76
server_interface = domain + ".Mandos"
68
77
client_interface = domain + ".Mandos.Client"
71
def timedelta_to_milliseconds(td):
72
"""Convert a datetime.timedelta object to milliseconds"""
73
return ((td.days * 24 * 60 * 60 * 1000)
75
+ (td.microseconds // 1000))
82
dbus.OBJECT_MANAGER_IFACE
83
except AttributeError:
84
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
77
87
def milliseconds_to_string(ms):
78
88
td = datetime.timedelta(0, 0, 0, ms)
79
89
return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
80
.format(days = "{0}T".format(td.days) if td.days else "",
81
hours = td.seconds // 3600,
82
minutes = (td.seconds % 3600) // 60,
83
seconds = td.seconds % 60,
90
.format(days="{}T".format(td.days) if td.days else "",
91
hours=td.seconds // 3600,
92
minutes=(td.seconds % 3600) // 60,
93
seconds=td.seconds % 60))
87
96
def rfc3339_duration_to_delta(duration):
88
97
"""Parse an RFC 3339 "duration" and return a datetime.timedelta
90
99
>>> rfc3339_duration_to_delta("P7D")
91
100
datetime.timedelta(7)
92
101
>>> rfc3339_duration_to_delta("PT60S")
102
111
>>> rfc3339_duration_to_delta("P1DT3M20S")
103
112
datetime.timedelta(1, 200)
106
115
# Parsing an RFC 3339 duration with regular expressions is not
107
116
# possible - there would have to be multiple places for the same
108
117
# values, like seconds. The current code, while more esoteric, is
109
118
# cleaner without depending on a parsing library. If Python had a
110
119
# built-in library for parsing we would use it, but we'd like to
111
120
# avoid excessive use of external libraries.
113
122
# New type for defining tokens, syntax, and semantics all-in-one
114
Token = collections.namedtuple("Token",
115
("regexp", # To match token; if
116
# "value" is not None,
117
# must have a "group"
119
"value", # datetime.timedelta or
121
"followers")) # Tokens valid after
123
Token = collections.namedtuple("Token", (
124
"regexp", # To match token; if "value" is not None, must have
125
# a "group" containing digits
126
"value", # datetime.timedelta or None
127
"followers")) # Tokens valid after this token
123
128
# RFC 3339 "duration" tokens, syntax, and semantics; taken from
124
129
# the "duration" ABNF definition in RFC 3339, Appendix A.
125
130
token_end = Token(re.compile(r"$"), None, frozenset())
126
131
token_second = Token(re.compile(r"(\d+)S"),
127
132
datetime.timedelta(seconds=1),
128
frozenset((token_end,)))
133
frozenset((token_end, )))
129
134
token_minute = Token(re.compile(r"(\d+)M"),
130
135
datetime.timedelta(minutes=1),
131
136
frozenset((token_second, token_end)))
147
152
frozenset((token_month, token_end)))
148
153
token_week = Token(re.compile(r"(\d+)W"),
149
154
datetime.timedelta(weeks=1),
150
frozenset((token_end,)))
155
frozenset((token_end, )))
151
156
token_duration = Token(re.compile(r"P"), None,
152
157
frozenset((token_year, token_month,
153
158
token_day, token_time,
155
# Define starting values
156
value = datetime.timedelta() # Value so far
160
# Define starting values:
162
value = datetime.timedelta()
157
163
found_token = None
158
followers = frozenset(token_duration,) # Following valid tokens
159
s = duration # String left to parse
164
# Following valid tokens
165
followers = frozenset((token_duration, ))
166
# String left to parse
160
168
# Loop until end token is found
161
169
while found_token is not token_end:
162
170
# Search for any currently valid tokens
180
188
# No currently valid tokens were found
181
raise ValueError("Invalid RFC 3339 duration")
189
raise ValueError("Invalid RFC 3339 duration: {!r}"
182
191
# End token found
186
195
def string_to_delta(interval):
187
196
"""Parse a string and return a datetime.timedelta
189
>>> string_to_delta("7d")
198
>>> string_to_delta('7d')
190
199
datetime.timedelta(7)
191
>>> string_to_delta("60s")
200
>>> string_to_delta('60s')
192
201
datetime.timedelta(0, 60)
193
>>> string_to_delta("60m")
202
>>> string_to_delta('60m')
194
203
datetime.timedelta(0, 3600)
195
>>> string_to_delta("24h")
204
>>> string_to_delta('24h')
196
205
datetime.timedelta(1)
197
>>> string_to_delta("1w")
206
>>> string_to_delta('1w')
198
207
datetime.timedelta(7)
199
>>> string_to_delta("5m 30s")
208
>>> string_to_delta('5m 30s')
200
209
datetime.timedelta(0, 330)
204
213
return rfc3339_duration_to_delta(interval)
205
214
except ValueError:
208
217
value = datetime.timedelta(0)
209
218
regexp = re.compile(r"(\d+)([dsmhw]?)")
211
220
for num, suffix in regexp.findall(interval):
212
221
if suffix == "d":
213
222
value += datetime.timedelta(int(num))
230
240
if keyword in ("Timeout", "Interval", "ApprovalDelay",
231
241
"ApprovalDuration", "ExtendedTimeout"):
232
242
return milliseconds_to_string(value)
233
return unicode(value)
235
245
# Create format string to print table rows
236
246
format_string = " ".join("{{{key}:{width}}}".format(
237
width = max(len(tablewords[key]),
238
max(len(valuetostring(client[key],
242
key = key) for key in keywords)
247
width=max(len(tablewords[key]),
248
max(len(valuetostring(client[key], key))
249
for client in clients)),
243
252
# Print header line
244
253
print(format_string.format(**tablewords))
245
254
for client in clients:
246
print(format_string.format(**dict((key,
247
valuetostring(client[key],
249
for key in keywords)))
256
.format(**{key: valuetostring(client[key], key)
257
for key in keywords}))
251
260
def has_actions(options):
252
261
return any((options.enable,
272
282
parser = argparse.ArgumentParser()
273
283
parser.add_argument("--version", action="version",
274
version = "%(prog)s {0}".format(version),
284
version="%(prog)s {}".format(version),
275
285
help="show version number and exit")
276
286
parser.add_argument("-a", "--all", action="store_true",
277
287
help="Select all clients")
278
288
parser.add_argument("-v", "--verbose", action="store_true",
279
289
help="Print all fields")
290
parser.add_argument("-j", "--dump-json", action="store_true",
291
help="Dump client data in JSON format")
280
292
parser.add_argument("-e", "--enable", action="store_true",
281
293
help="Enable client")
282
294
parser.add_argument("-d", "--disable", action="store_true",
320
333
help="Run self-test")
321
334
parser.add_argument("client", nargs="*", help="Client name")
322
335
options = parser.parse_args()
324
337
if has_actions(options) and not (options.client or options.all):
325
338
parser.error("Options require clients names or --all.")
326
339
if options.verbose and has_actions(options):
327
parser.error("--verbose can only be used alone or with"
340
parser.error("--verbose can only be used alone.")
341
if options.dump_json and (options.verbose
342
or has_actions(options)):
343
parser.error("--dump-json can only be used alone.")
329
344
if options.all and not has_actions(options):
330
345
parser.error("--all requires an action.")
332
347
if options.check:
333
348
fail_count, test_count = doctest.testmod()
334
349
sys.exit(os.EX_OK if fail_count == 0 else 1)
337
352
bus = dbus.SystemBus()
338
353
mandos_dbus_objc = bus.get_object(busname, server_path)
339
354
except dbus.exceptions.DBusException:
340
print("Could not connect to Mandos server",
355
print("Could not connect to Mandos server", file=sys.stderr)
344
358
mandos_serv = dbus.Interface(mandos_dbus_objc,
345
dbus_interface = server_interface)
347
#block stderr since dbus library prints to stderr
359
dbus_interface=server_interface)
360
mandos_serv_object_manager = dbus.Interface(
361
mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
363
# block stderr since dbus library prints to stderr
348
364
null = os.open(os.path.devnull, os.O_RDWR)
349
365
stderrcopy = os.dup(sys.stderr.fileno())
350
366
os.dup2(null, sys.stderr.fileno())
354
mandos_clients = mandos_serv.GetAllClientsWithProperties()
370
mandos_clients = {path: ifs_and_props[client_interface]
371
for path, ifs_and_props in
372
mandos_serv_object_manager
373
.GetManagedObjects().items()
374
if client_interface in ifs_and_props}
357
377
os.dup2(stderrcopy, sys.stderr.fileno())
358
378
os.close(stderrcopy)
359
except dbus.exceptions.DBusException:
360
print("Access denied: Accessing mandos server through dbus.",
379
except dbus.exceptions.DBusException as e:
380
print("Access denied: "
381
"Accessing mandos server through D-Bus: {}".format(e),
364
385
# Compile dict of (clients: properties) to process
367
388
if options.all or not options.client:
368
clients = dict((bus.get_object(busname, path), properties)
369
for path, properties in
370
mandos_clients.iteritems())
389
clients = {bus.get_object(busname, path): properties
390
for path, properties in mandos_clients.items()}
372
392
for name in options.client:
373
for path, client in mandos_clients.iteritems():
393
for path, client in mandos_clients.items():
374
394
if client["Name"] == name:
375
395
client_objc = bus.get_object(busname, path)
376
396
clients[client_objc] = client
379
print("Client not found on server: {0!r}"
399
print("Client not found on server: {!r}"
380
400
.format(name), file=sys.stderr)
383
403
if not has_actions(options) and clients:
385
keywords = ("Name", "Enabled", "Timeout",
386
"LastCheckedOK", "Created", "Interval",
387
"Host", "Fingerprint", "CheckerRunning",
388
"LastEnabled", "ApprovalPending",
404
if options.verbose or options.dump_json:
405
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
406
"Created", "Interval", "Host", "Fingerprint",
407
"CheckerRunning", "LastEnabled",
408
"ApprovalPending", "ApprovedByDefault",
390
409
"LastApprovalRequest", "ApprovalDelay",
391
410
"ApprovalDuration", "Checker",
411
"ExtendedTimeout", "Expires",
394
414
keywords = defaultkeywords
396
print_clients(clients.values(), keywords)
416
if options.dump_json:
417
json.dump({client["Name"]: {key:
419
if isinstance(client[key],
423
for client in clients.values()},
424
fp=sys.stdout, indent=4,
425
separators=(',', ': '))
428
print_clients(clients.values(), keywords)
398
430
# Process each client in the list by all selected options
399
431
for client in clients:
400
433
def set_client_prop(prop, value):
401
434
"""Set a Client D-Bus property"""
402
435
client.Set(client_interface, prop, value,
403
436
dbus_interface=dbus.PROPERTIES_IFACE)
404
438
def set_client_prop_ms(prop, value):
405
439
"""Set a Client D-Bus property, converted
406
440
from a string to milliseconds."""
407
441
set_client_prop(prop,
408
timedelta_to_milliseconds
409
(string_to_delta(value)))
442
string_to_delta(value).total_seconds()
410
445
if options.remove:
411
446
mandos_serv.RemoveClient(client.__dbus_object_path__)
412
447
if options.enable: