4
4
# Mandos Monitor - Control and monitor the Mandos server
6
# Copyright © 2008-2015 Teddy Hogeborn
7
# Copyright © 2008-2015 Björn Påhlsson
6
# Copyright © 2008-2014 Teddy Hogeborn
7
# Copyright © 2008-2014 Björn Påhlsson
9
9
# This program is free software: you can redistribute it and/or modify
10
10
# it under the terms of the GNU General Public License as published by
64
64
"ApprovalDelay": "Approval Delay",
65
65
"ApprovalDuration": "Approval Duration",
66
66
"Checker": "Checker",
67
"ExtendedTimeout": "Extended Timeout"
67
"ExtendedTimeout" : "Extended Timeout"
69
69
defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
70
70
domain = "se.recompile"
71
71
busname = domain + ".Mandos"
73
73
server_interface = domain + ".Mandos"
74
74
client_interface = domain + ".Mandos.Client"
79
dbus.OBJECT_MANAGER_IFACE
80
except AttributeError:
81
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
77
def timedelta_to_milliseconds(td):
78
"""Convert a datetime.timedelta object to milliseconds"""
79
return ((td.days * 24 * 60 * 60 * 1000)
81
+ (td.microseconds // 1000))
83
83
def milliseconds_to_string(ms):
84
84
td = datetime.timedelta(0, 0, 0, ms)
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))
85
return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
86
.format(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
93
def rfc3339_duration_to_delta(duration):
116
117
# avoid excessive use of external libraries.
118
119
# 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
120
Token = collections.namedtuple("Token",
121
("regexp", # To match token; if
122
# "value" is not None,
123
# must have a "group"
125
"value", # datetime.timedelta or
127
"followers")) # Tokens valid after
124
129
# RFC 3339 "duration" tokens, syntax, and semantics; taken from
125
130
# the "duration" ABNF definition in RFC 3339, Appendix A.
126
131
token_end = Token(re.compile(r"$"), None, frozenset())
127
132
token_second = Token(re.compile(r"(\d+)S"),
128
133
datetime.timedelta(seconds=1),
129
frozenset((token_end, )))
134
frozenset((token_end,)))
130
135
token_minute = Token(re.compile(r"(\d+)M"),
131
136
datetime.timedelta(minutes=1),
132
137
frozenset((token_second, token_end)))
148
153
frozenset((token_month, token_end)))
149
154
token_week = Token(re.compile(r"(\d+)W"),
150
155
datetime.timedelta(weeks=1),
151
frozenset((token_end, )))
156
frozenset((token_end,)))
152
157
token_duration = Token(re.compile(r"P"), None,
153
158
frozenset((token_year, token_month,
154
159
token_day, token_time,
156
161
# Define starting values
157
162
value = datetime.timedelta() # Value so far
158
163
found_token = None
159
followers = frozenset((token_duration, )) # Following valid tokens
164
followers = frozenset((token_duration,)) # Following valid tokens
160
165
s = duration # String left to parse
161
166
# Loop until end token is found
162
167
while found_token is not token_end:
188
192
def string_to_delta(interval):
189
193
"""Parse a string and return a datetime.timedelta
191
>>> string_to_delta('7d')
195
>>> string_to_delta("7d")
192
196
datetime.timedelta(7)
193
>>> string_to_delta('60s')
197
>>> string_to_delta("60s")
194
198
datetime.timedelta(0, 60)
195
>>> string_to_delta('60m')
199
>>> string_to_delta("60m")
196
200
datetime.timedelta(0, 3600)
197
>>> string_to_delta('24h')
201
>>> string_to_delta("24h")
198
202
datetime.timedelta(1)
199
>>> string_to_delta('1w')
203
>>> string_to_delta("1w")
200
204
datetime.timedelta(7)
201
>>> string_to_delta('5m 30s')
205
>>> string_to_delta("5m 30s")
202
206
datetime.timedelta(0, 330)
225
229
value += datetime.timedelta(0, 0, 0, int(num))
229
232
def print_clients(clients, keywords):
230
233
def valuetostring(value, keyword):
231
234
if type(value) is dbus.Boolean:
238
241
# Create format string to print table rows
239
242
format_string = " ".join("{{{key}:{width}}}".format(
240
width = max(len(tablewords[key]),
241
max(len(valuetostring(client[key], key))
242
for client in clients)),
243
width = max(len(tablewords[key]),
244
max(len(valuetostring(client[key],
248
key = key) for key in keywords)
245
249
# Print header line
246
250
print(format_string.format(**tablewords))
247
251
for client in clients:
248
print(format_string.format(**{
249
key: valuetostring(client[key], key)
250
for key in keywords }))
252
print(format_string.format(**{ key:
253
valuetostring(client[key],
255
for key in keywords }))
253
257
def has_actions(options):
254
258
return any((options.enable,
341
344
bus = dbus.SystemBus()
342
345
mandos_dbus_objc = bus.get_object(busname, server_path)
343
346
except dbus.exceptions.DBusException:
344
print("Could not connect to Mandos server", file=sys.stderr)
347
print("Could not connect to Mandos server",
347
351
mandos_serv = dbus.Interface(mandos_dbus_objc,
348
352
dbus_interface = server_interface)
349
mandos_serv_object_manager = dbus.Interface(
350
mandos_dbus_objc, dbus_interface = dbus.OBJECT_MANAGER_IFACE)
352
354
#block stderr since dbus library prints to stderr
353
355
null = os.open(os.path.devnull, os.O_RDWR)
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 }
361
mandos_clients = mandos_serv.GetAllClientsWithProperties()
366
364
os.dup2(stderrcopy, sys.stderr.fileno())
367
365
os.close(stderrcopy)
368
except dbus.exceptions.DBusException as e:
369
print("Access denied: Accessing mandos server through D-Bus: {}"
370
.format(e), file=sys.stderr)
366
except dbus.exceptions.DBusException:
367
print("Access denied: Accessing mandos server through dbus.",
373
371
# Compile dict of (clients: properties) to process
391
389
if not has_actions(options) and clients:
392
390
if options.verbose:
393
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
394
"Created", "Interval", "Host", "Fingerprint",
395
"CheckerRunning", "LastEnabled",
396
"ApprovalPending", "ApprovedByDefault",
391
keywords = ("Name", "Enabled", "Timeout",
392
"LastCheckedOK", "Created", "Interval",
393
"Host", "Fingerprint", "CheckerRunning",
394
"LastEnabled", "ApprovalPending",
397
396
"LastApprovalRequest", "ApprovalDelay",
398
397
"ApprovalDuration", "Checker",
399
398
"ExtendedTimeout")
405
404
# Process each client in the list by all selected options
406
405
for client in clients:
408
406
def set_client_prop(prop, value):
409
407
"""Set a Client D-Bus property"""
410
408
client.Set(client_interface, prop, value,
411
409
dbus_interface=dbus.PROPERTIES_IFACE)
413
410
def set_client_prop_ms(prop, value):
414
411
"""Set a Client D-Bus property, converted
415
412
from a string to milliseconds."""
416
413
set_client_prop(prop,
417
string_to_delta(value).total_seconds()
414
timedelta_to_milliseconds
415
(string_to_delta(value)))
420
416
if options.remove:
421
417
mandos_serv.RemoveClient(client.__dbus_object_path__)
422
418
if options.enable: