To get this branch, use:
bzr branch
http://bzr.recompile.se/loggerhead/mandos/release
« back to all changes in this revision
Viewing changes to mandos
- browse files at revision 24.1.21
- compare with another revision
- download diff
- download tarball
- view history from revision 24.1.21
- Committer: Björn Påhlsson
- Date: 2008-08-08 01:25:11 UTC
- mfrom: (47 mandos)
- mto: (237.7.1 mandos) (24.1.154 mandos)
- mto: This revision was merged to the branch mainline in revision 50.
- Revision ID: belorn@braxen-20080808012511-l6zhkmcp1geyaed0
merge
- files added:
- network-protocol.txt
- files removed:
- .bzr-builddeb
- debian
- debian/po
- files renamed:
- plugin-runner.c => mandos-client.c
- plugins.d/mandos-client.c => plugins.d/password-request.c
- files modified:
- Makefile
added
removed
mandos
11
11
# and some lines in "main".
12
12
#
13
13
# Everything else is
14
# Copyright © 2008,2009 Teddy Hogeborn
15
# Copyright © 2008,2009 Björn Påhlsson
14
# Copyright © 2007-2008 Teddy Hogeborn & Björn Påhlsson
16
15
#
17
16
# This program is free software: you can redistribute it and/or modify
18
17
# it under the terms of the GNU General Public License as published by
25
24
# GNU General Public License for more details.
26
25
#
27
26
# You should have received a copy of the GNU General Public License
28
# along with this program. If not, see
29
# <http://www.gnu.org/licenses/>.
27
# along with this program. If not, see <http://www.gnu.org/licenses/>.
30
28
#
31
29
# Contact the authors at <mandos@fukt.bsnet.se>.
32
30
#
33
31
34
from __future__ import division, with_statement, absolute_import
32
from __future__ import division
35
33
36
34
import SocketServer
37
35
import socket
38
import optparse
36
import select
37
from optparse import OptionParser
39
38
import datetime
40
39
import errno
41
40
import gnutls.crypto
55
54
import stat
56
55
import logging
57
56
import logging.handlers
58
import pwd
59
from contextlib import closing
60
57
61
58
import dbus
62
import dbus.service
63
59
import gobject
64
60
import avahi
65
61
from dbus.mainloop.glib import DBusGMainLoop
66
62
import ctypes
67
import ctypes.util
68
63
69
version = "1.0.5"
70
64
71
65
logger = logging.Logger('mandos')
72
syslogger = (logging.handlers.SysLogHandler
73
(facility = logging.handlers.SysLogHandler.LOG_DAEMON,
74
address = "/dev/log"))
75
syslogger.setFormatter(logging.Formatter
76
('Mandos [%(process)d]: %(levelname)s:'
77
' %(message)s'))
66
syslogger = logging.handlers.SysLogHandler\
67
(facility = logging.handlers.SysLogHandler.LOG_DAEMON)
68
syslogger.setFormatter(logging.Formatter\
69
('%(levelname)s: %(message)s'))
78
70
logger.addHandler(syslogger)
71
del syslogger
79
72
80
console = logging.StreamHandler()
81
console.setFormatter(logging.Formatter('%(name)s [%(process)d]:'
82
' %(levelname)s: %(message)s'))
83
logger.addHandler(console)
84
73
85
74
class AvahiError(Exception):
86
def __init__(self, value, *args, **kwargs):
75
def __init__(self, value):
87
76
self.value = value
88
super(AvahiError, self).__init__(value, *args, **kwargs)
89
def __unicode__(self):
90
return unicode(repr(self.value))
77
def __str__(self):
78
return repr(self.value)
91
79
92
80
class AvahiServiceError(AvahiError):
93
81
pass
113
101
a sensible number of times
114
102
"""
115
103
def __init__(self, interface = avahi.IF_UNSPEC, name = None,
116
servicetype = None, port = None, TXT = None,
117
domain = "", host = "", max_renames = 32768):
104
type = None, port = None, TXT = None, domain = "",
105
host = "", max_renames = 12):
118
106
self.interface = interface
119
107
self.name = name
120
self.type = servicetype
108
self.type = type
121
109
self.port = port
122
self.TXT = TXT if TXT is not None else []
110
if TXT is None:
111
self.TXT = []
112
else:
113
self.TXT = TXT
123
114
self.domain = domain
124
115
self.host = host
125
116
self.rename_count = 0
126
self.max_renames = max_renames
127
117
def rename(self):
128
118
"""Derived from the Avahi example code"""
129
119
if self.rename_count >= self.max_renames:
130
logger.critical(u"No suitable Zeroconf service name found"
131
u" after %i retries, exiting.",
132
self.rename_count)
133
raise AvahiServiceError(u"Too many renames")
134
self.name = server.GetAlternativeServiceName(self.name)
135
logger.info(u"Changing Zeroconf service name to %r ...",
136
str(self.name))
137
syslogger.setFormatter(logging.Formatter
138
('Mandos (%s): %%(levelname)s:'
139
' %%(message)s' % self.name))
120
logger.critical(u"No suitable service name found after %i"
121
u" retries, exiting.", rename_count)
122
raise AvahiServiceError("Too many renames")
123
name = server.GetAlternativeServiceName(name)
124
logger.error(u"Changing name to %r ...", name)
140
125
self.remove()
141
126
self.add()
142
127
self.rename_count += 1
148
133
"""Derived from the Avahi example code"""
149
134
global group
150
135
if group is None:
151
group = dbus.Interface(bus.get_object
152
(avahi.DBUS_NAME,
136
group = dbus.Interface\
137
(bus.get_object(avahi.DBUS_NAME,
153
138
server.EntryGroupNew()),
154
avahi.DBUS_INTERFACE_ENTRY_GROUP)
139
avahi.DBUS_INTERFACE_ENTRY_GROUP)
155
140
group.connect_to_signal('StateChanged',
156
141
entry_group_state_changed)
157
logger.debug(u"Adding Zeroconf service '%s' of type '%s' ...",
142
logger.debug(u"Adding service '%s' of type '%s' ...",
158
143
service.name, service.type)
159
144
group.AddService(
160
145
self.interface, # interface
171
156
# End of Avahi example code
172
157
173
158
174
def _datetime_to_dbus(dt, variant_level=0):
175
"""Convert a UTC datetime.datetime() to a D-Bus type."""
176
return dbus.String(dt.isoformat(), variant_level=variant_level)
177
178
179
class Client(dbus.service.Object):
159
class Client(object):
180
160
"""A representation of a client host served by this server.
181
161
Attributes:
182
name: string; from the config file, used in log messages and
183
D-Bus identifiers
162
name: string; from the config file, used in log messages
184
163
fingerprint: string (40 or 32 hexadecimal digits); used to
185
164
uniquely identify the client
186
secret: bytestring; sent verbatim (over TLS) to client
187
host: string; available for use by the checker command
188
created: datetime.datetime(); (UTC) object creation
189
last_enabled: datetime.datetime(); (UTC)
190
enabled: bool()
191
last_checked_ok: datetime.datetime(); (UTC) or None
192
timeout: datetime.timedelta(); How long from last_checked_ok
193
until this client is invalid
194
interval: datetime.timedelta(); How often to start a new checker
195
disable_hook: If set, called by disable() as disable_hook(self)
196
checker: subprocess.Popen(); a running checker process used
197
to see if the client lives.
198
'None' if no process is running.
165
secret: bytestring; sent verbatim (over TLS) to client
166
fqdn: string (FQDN); available for use by the checker command
167
created: datetime.datetime(); object creation, not client host
168
last_checked_ok: datetime.datetime() or None if not yet checked OK
169
timeout: datetime.timedelta(); How long from last_checked_ok
170
until this client is invalid
171
interval: datetime.timedelta(); How often to start a new checker
172
stop_hook: If set, called by stop() as stop_hook(self)
173
checker: subprocess.Popen(); a running checker process used
174
to see if the client lives.
175
'None' if no process is running.
199
176
checker_initiator_tag: a gobject event source tag, or None
200
disable_initiator_tag: - '' -
177
stop_initiator_tag: - '' -
201
178
checker_callback_tag: - '' -
202
179
checker_command: string; External command which is run to check if
203
180
client lives. %() expansions are done at
204
181
runtime with vars(self) as dict, so that for
205
182
instance %(name)s can be used in the command.
206
use_dbus: bool(); Whether to provide D-Bus interface and signals
207
dbus_object_path: dbus.ObjectPath ; only set if self.use_dbus
183
Private attibutes:
184
_timeout: Real variable for 'timeout'
185
_interval: Real variable for 'interval'
186
_timeout_milliseconds: Used when calling gobject.timeout_add()
187
_interval_milliseconds: - '' -
208
188
"""
209
def timeout_milliseconds(self):
210
"Return the 'timeout' attribute in milliseconds"
211
return ((self.timeout.days * 24 * 60 * 60 * 1000)
212
+ (self.timeout.seconds * 1000)
213
+ (self.timeout.microseconds // 1000))
214
215
def interval_milliseconds(self):
216
"Return the 'interval' attribute in milliseconds"
217
return ((self.interval.days * 24 * 60 * 60 * 1000)
218
+ (self.interval.seconds * 1000)
219
+ (self.interval.microseconds // 1000))
220
221
def __init__(self, name = None, disable_hook=None, config=None,
222
use_dbus=True):
189
def _set_timeout(self, timeout):
190
"Setter function for 'timeout' attribute"
191
self._timeout = timeout
192
self._timeout_milliseconds = ((self.timeout.days
193
* 24 * 60 * 60 * 1000)
194
+ (self.timeout.seconds * 1000)
195
+ (self.timeout.microseconds
196
// 1000))
197
timeout = property(lambda self: self._timeout,
198
_set_timeout)
199
del _set_timeout
200
def _set_interval(self, interval):
201
"Setter function for 'interval' attribute"
202
self._interval = interval
203
self._interval_milliseconds = ((self.interval.days
204
* 24 * 60 * 60 * 1000)
205
+ (self.interval.seconds
206
* 1000)
207
+ (self.interval.microseconds
208
// 1000))
209
interval = property(lambda self: self._interval,
210
_set_interval)
211
del _set_interval
212
def __init__(self, name = None, stop_hook=None, config={}):
223
213
"""Note: the 'checker' key in 'config' sets the
224
214
'checker_command' attribute and *not* the 'checker'
225
215
attribute."""
226
216
self.name = name
227
if config is None:
228
config = {}
229
217
logger.debug(u"Creating client %r", self.name)
230
self.use_dbus = False # During __init__
231
218
# Uppercase and remove spaces from fingerprint for later
232
219
# comparison purposes with return value from the fingerprint()
233
220
# function
234
self.fingerprint = (config["fingerprint"].upper()
235
.replace(u" ", u""))
221
self.fingerprint = config["fingerprint"].upper()\
222
.replace(u" ", u"")
236
223
logger.debug(u" Fingerprint: %s", self.fingerprint)
237
224
if "secret" in config:
238
225
self.secret = config["secret"].decode(u"base64")
239
226
elif "secfile" in config:
240
with closing(open(os.path.expanduser
241
(os.path.expandvars
242
(config["secfile"])))) as secfile:
243
self.secret = secfile.read()
227
sf = open(config["secfile"])
228
self.secret = sf.read()
229
sf.close()
244
230
else:
245
231
raise TypeError(u"No secret or secfile for client %s"
246
232
% self.name)
247
self.host = config.get("host", "")
248
self.created = datetime.datetime.utcnow()
249
self.enabled = False
250
self.last_enabled = None
233
self.fqdn = config.get("fqdn", "")
234
self.created = datetime.datetime.now()
251
235
self.last_checked_ok = None
252
236
self.timeout = string_to_delta(config["timeout"])
253
237
self.interval = string_to_delta(config["interval"])
254
self.disable_hook = disable_hook
238
self.stop_hook = stop_hook
255
239
self.checker = None
256
240
self.checker_initiator_tag = None
257
self.disable_initiator_tag = None
241
self.stop_initiator_tag = None
258
242
self.checker_callback_tag = None
259
self.checker_command = config["checker"]
260
self.last_connect = None
261
# Only now, when this client is initialized, can it show up on
262
# the D-Bus
263
self.use_dbus = use_dbus
264
if self.use_dbus:
265
self.dbus_object_path = (dbus.ObjectPath
266
("/clients/"
267
+ self.name.replace(".", "_")))
268
dbus.service.Object.__init__(self, bus,
269
self.dbus_object_path)
270
271
def enable(self):
243
self.check_command = config["checker"]
244
def start(self):
272
245
"""Start this client's checker and timeout hooks"""
273
self.last_enabled = datetime.datetime.utcnow()
274
246
# Schedule a new checker to be started an 'interval' from now,
275
247
# and every interval from then on.
276
self.checker_initiator_tag = (gobject.timeout_add
277
(self.interval_milliseconds(),
278
self.start_checker))
248
self.checker_initiator_tag = gobject.timeout_add\
249
(self._interval_milliseconds,
250
self.start_checker)
279
251
# Also start a new checker *right now*.
280
252
self.start_checker()
281
# Schedule a disable() when 'timeout' has passed
282
self.disable_initiator_tag = (gobject.timeout_add
283
(self.timeout_milliseconds(),
284
self.disable))
285
self.enabled = True
286
if self.use_dbus:
287
# Emit D-Bus signals
288
self.PropertyChanged(dbus.String(u"enabled"),
289
dbus.Boolean(True, variant_level=1))
290
self.PropertyChanged(dbus.String(u"last_enabled"),
291
(_datetime_to_dbus(self.last_enabled,
292
variant_level=1)))
293
294
def disable(self):
295
"""Disable this client."""
296
if not getattr(self, "enabled", False):
253
# Schedule a stop() when 'timeout' has passed
254
self.stop_initiator_tag = gobject.timeout_add\
255
(self._timeout_milliseconds,
256
self.stop)
257
def stop(self):
258
"""Stop this client.
259
The possibility that a client might be restarted is left open,
260
but not currently used."""
261
# If this client doesn't have a secret, it is already stopped.
262
if self.secret:
263
logger.info(u"Stopping client %s", self.name)
264
self.secret = None
265
else:
297
266
return False
298
logger.info(u"Disabling client %s", self.name)
299
if getattr(self, "disable_initiator_tag", False):
300
gobject.source_remove(self.disable_initiator_tag)
301
self.disable_initiator_tag = None
267
if getattr(self, "stop_initiator_tag", False):
268
gobject.source_remove(self.stop_initiator_tag)
269
self.stop_initiator_tag = None
302
270
if getattr(self, "checker_initiator_tag", False):
303
271
gobject.source_remove(self.checker_initiator_tag)
304
272
self.checker_initiator_tag = None
305
273
self.stop_checker()
306
if self.disable_hook:
307
self.disable_hook(self)
308
self.enabled = False
309
if self.use_dbus:
310
# Emit D-Bus signal
311
self.PropertyChanged(dbus.String(u"enabled"),
312
dbus.Boolean(False, variant_level=1))
274
if self.stop_hook:
275
self.stop_hook(self)
313
276
# Do not run this again if called by a gobject.timeout_add
314
277
return False
315
316
278
def __del__(self):
317
self.disable_hook = None
318
self.disable()
319
320
def checker_callback(self, pid, condition, command):
279
self.stop_hook = None
280
self.stop()
281
def checker_callback(self, pid, condition):
321
282
"""The checker has completed, so take appropriate actions."""
283
now = datetime.datetime.now()
322
284
self.checker_callback_tag = None
323
285
self.checker = None
324
if self.use_dbus:
325
# Emit D-Bus signal
326
self.PropertyChanged(dbus.String(u"checker_running"),
327
dbus.Boolean(False, variant_level=1))
328
if os.WIFEXITED(condition):
329
exitstatus = os.WEXITSTATUS(condition)
330
if exitstatus == 0:
331
logger.info(u"Checker for %(name)s succeeded",
332
vars(self))
333
self.checked_ok()
334
else:
335
logger.info(u"Checker for %(name)s failed",
336
vars(self))
337
if self.use_dbus:
338
# Emit D-Bus signal
339
self.CheckerCompleted(dbus.Int16(exitstatus),
340
dbus.Int64(condition),
341
dbus.String(command))
342
else:
286
if os.WIFEXITED(condition) \
287
and (os.WEXITSTATUS(condition) == 0):
288
logger.info(u"Checker for %(name)s succeeded",
289
vars(self))
290
self.last_checked_ok = now
291
gobject.source_remove(self.stop_initiator_tag)
292
self.stop_initiator_tag = gobject.timeout_add\
293
(self._timeout_milliseconds,
294
self.stop)
295
elif not os.WIFEXITED(condition):
343
296
logger.warning(u"Checker for %(name)s crashed?",
344
297
vars(self))
345
if self.use_dbus:
346
# Emit D-Bus signal
347
self.CheckerCompleted(dbus.Int16(-1),
348
dbus.Int64(condition),
349
dbus.String(command))
350
351
def checked_ok(self):
352
"""Bump up the timeout for this client.
353
This should only be called when the client has been seen,
354
alive and well.
355
"""
356
self.last_checked_ok = datetime.datetime.utcnow()
357
gobject.source_remove(self.disable_initiator_tag)
358
self.disable_initiator_tag = (gobject.timeout_add
359
(self.timeout_milliseconds(),
360
self.disable))
361
if self.use_dbus:
362
# Emit D-Bus signal
363
self.PropertyChanged(
364
dbus.String(u"last_checked_ok"),
365
(_datetime_to_dbus(self.last_checked_ok,
366
variant_level=1)))
367
298
else:
299
logger.info(u"Checker for %(name)s failed",
300
vars(self))
368
301
def start_checker(self):
369
302
"""Start a new checker subprocess if one is not running.
370
303
If a checker already exists, leave it running and do
379
312
# is as it should be.
380
313
if self.checker is None:
381
314
try:
382
# In case checker_command has exactly one % operator
383
command = self.checker_command % self.host
315
# In case check_command has exactly one % operator
316
command = self.check_command % self.fqdn
384
317
except TypeError:
385
318
# Escape attributes for the shell
386
319
escaped_attrs = dict((key, re.escape(str(val)))
387
320
for key, val in
388
321
vars(self).iteritems())
389
322
try:
390
command = self.checker_command % escaped_attrs
323
command = self.check_command % escaped_attrs
391
324
except TypeError, error:
392
325
logger.error(u'Could not format string "%s":'
393
u' %s', self.checker_command, error)
326
u' %s', self.check_command, error)
394
327
return True # Try again later
395
328
try:
396
329
logger.info(u"Starting checker %r for %s",
397
330
command, self.name)
398
# We don't need to redirect stdout and stderr, since
399
# in normal mode, that is already done by daemon(),
400
# and in debug mode we don't want to. (Stdin is
401
# always replaced by /dev/null.)
402
331
self.checker = subprocess.Popen(command,
403
332
close_fds=True,
404
333
shell=True, cwd="/")
405
if self.use_dbus:
406
# Emit D-Bus signal
407
self.CheckerStarted(command)
408
self.PropertyChanged(
409
dbus.String("checker_running"),
410
dbus.Boolean(True, variant_level=1))
411
self.checker_callback_tag = (gobject.child_watch_add
412
(self.checker.pid,
413
self.checker_callback,
414
data=command))
415
except OSError, error:
334
self.checker_callback_tag = gobject.child_watch_add\
335
(self.checker.pid,
336
self.checker_callback)
337
except subprocess.OSError, error:
416
338
logger.error(u"Failed to start subprocess: %s",
417
339
error)
418
340
# Re-run this periodically if run by gobject.timeout_add
419
341
return True
420
421
342
def stop_checker(self):
422
343
"""Force the checker process, if any, to stop."""
423
344
if self.checker_callback_tag:
425
346
self.checker_callback_tag = None
426
347
if getattr(self, "checker", None) is None:
427
348
return
428
logger.debug(u"Stopping checker for %(name)s", vars(self))
349
logger.debug("Stopping checker for %(name)s", vars(self))
429
350
try:
430
351
os.kill(self.checker.pid, signal.SIGTERM)
431
352
#os.sleep(0.5)
435
356
if error.errno != errno.ESRCH: # No such process
436
357
raise
437
358
self.checker = None
438
if self.use_dbus:
439
self.PropertyChanged(dbus.String(u"checker_running"),
440
dbus.Boolean(False, variant_level=1))
441
442
359
def still_valid(self):
443
360
"""Has the timeout not yet passed for this client?"""
444
if not getattr(self, "enabled", False):
445
return False
446
now = datetime.datetime.utcnow()
361
now = datetime.datetime.now()
447
362
if self.last_checked_ok is None:
448
363
return now < (self.created + self.timeout)
449
364
else:
450
365
return now < (self.last_checked_ok + self.timeout)
451
452
## D-Bus methods & signals
453
_interface = u"se.bsnet.fukt.Mandos.Client"
454
455
# CheckedOK - method
456
CheckedOK = dbus.service.method(_interface)(checked_ok)
457
CheckedOK.__name__ = "CheckedOK"
458
459
# CheckerCompleted - signal
460
@dbus.service.signal(_interface, signature="nxs")
461
def CheckerCompleted(self, exitcode, waitstatus, command):
462
"D-Bus signal"
463
pass
464
465
# CheckerStarted - signal
466
@dbus.service.signal(_interface, signature="s")
467
def CheckerStarted(self, command):
468
"D-Bus signal"
469
pass
470
471
# GetAllProperties - method
472
@dbus.service.method(_interface, out_signature="a{sv}")
473
def GetAllProperties(self):
474
"D-Bus method"
475
return dbus.Dictionary({
476
dbus.String("name"):
477
dbus.String(self.name, variant_level=1),
478
dbus.String("fingerprint"):
479
dbus.String(self.fingerprint, variant_level=1),
480
dbus.String("host"):
481
dbus.String(self.host, variant_level=1),
482
dbus.String("created"):
483
_datetime_to_dbus(self.created, variant_level=1),
484
dbus.String("last_enabled"):
485
(_datetime_to_dbus(self.last_enabled,
486
variant_level=1)
487
if self.last_enabled is not None
488
else dbus.Boolean(False, variant_level=1)),
489
dbus.String("enabled"):
490
dbus.Boolean(self.enabled, variant_level=1),
491
dbus.String("last_checked_ok"):
492
(_datetime_to_dbus(self.last_checked_ok,
493
variant_level=1)
494
if self.last_checked_ok is not None
495
else dbus.Boolean (False, variant_level=1)),
496
dbus.String("timeout"):
497
dbus.UInt64(self.timeout_milliseconds(),
498
variant_level=1),
499
dbus.String("interval"):
500
dbus.UInt64(self.interval_milliseconds(),
501
variant_level=1),
502
dbus.String("checker"):
503
dbus.String(self.checker_command,
504
variant_level=1),
505
dbus.String("checker_running"):
506
dbus.Boolean(self.checker is not None,
507
variant_level=1),
508
dbus.String("object_path"):
509
dbus.ObjectPath(self.dbus_object_path,
510
variant_level=1)
511
}, signature="sv")
512
513
# IsStillValid - method
514
IsStillValid = (dbus.service.method(_interface, out_signature="b")
515
(still_valid))
516
IsStillValid.__name__ = "IsStillValid"
517
518
# PropertyChanged - signal
519
@dbus.service.signal(_interface, signature="sv")
520
def PropertyChanged(self, property, value):
521
"D-Bus signal"
522
pass
523
524
# SetChecker - method
525
@dbus.service.method(_interface, in_signature="s")
526
def SetChecker(self, checker):
527
"D-Bus setter method"
528
self.checker_command = checker
529
# Emit D-Bus signal
530
self.PropertyChanged(dbus.String(u"checker"),
531
dbus.String(self.checker_command,
532
variant_level=1))
533
534
# SetHost - method
535
@dbus.service.method(_interface, in_signature="s")
536
def SetHost(self, host):
537
"D-Bus setter method"
538
self.host = host
539
# Emit D-Bus signal
540
self.PropertyChanged(dbus.String(u"host"),
541
dbus.String(self.host, variant_level=1))
542
543
# SetInterval - method
544
@dbus.service.method(_interface, in_signature="t")
545
def SetInterval(self, milliseconds):
546
self.interval = datetime.timedelta(0, 0, 0, milliseconds)
547
# Emit D-Bus signal
548
self.PropertyChanged(dbus.String(u"interval"),
549
(dbus.UInt64(self.interval_milliseconds(),
550
variant_level=1)))
551
552
# SetSecret - method
553
@dbus.service.method(_interface, in_signature="ay",
554
byte_arrays=True)
555
def SetSecret(self, secret):
556
"D-Bus setter method"
557
self.secret = str(secret)
558
559
# SetTimeout - method
560
@dbus.service.method(_interface, in_signature="t")
561
def SetTimeout(self, milliseconds):
562
self.timeout = datetime.timedelta(0, 0, 0, milliseconds)
563
# Emit D-Bus signal
564
self.PropertyChanged(dbus.String(u"timeout"),
565
(dbus.UInt64(self.timeout_milliseconds(),
566
variant_level=1)))
567
568
# Enable - method
569
Enable = dbus.service.method(_interface)(enable)
570
Enable.__name__ = "Enable"
571
572
# StartChecker - method
573
@dbus.service.method(_interface)
574
def StartChecker(self):
575
"D-Bus method"
576
self.start_checker()
577
578
# Disable - method
579
@dbus.service.method(_interface)
580
def Disable(self):
581
"D-Bus method"
582
self.disable()
583
584
# StopChecker - method
585
StopChecker = dbus.service.method(_interface)(stop_checker)
586
StopChecker.__name__ = "StopChecker"
587
588
del _interface
589
366
590
367
591
368
def peer_certificate(session):
592
369
"Return the peer's OpenPGP certificate as a bytestring"
593
370
# If not an OpenPGP certificate...
594
if (gnutls.library.functions
595
.gnutls_certificate_type_get(session._c_object)
596
!= gnutls.library.constants.GNUTLS_CRT_OPENPGP):
371
if gnutls.library.functions.gnutls_certificate_type_get\
372
(session._c_object) \
373
!= gnutls.library.constants.GNUTLS_CRT_OPENPGP:
597
374
# ...do the normal thing
598
375
return session.peer_certificate
599
list_size = ctypes.c_uint(1)
600
cert_list = (gnutls.library.functions
601
.gnutls_certificate_get_peers
602
(session._c_object, ctypes.byref(list_size)))
603
if not bool(cert_list) and list_size.value != 0:
604
raise gnutls.errors.GNUTLSError("error getting peer"
605
" certificate")
376
list_size = ctypes.c_uint()
377
cert_list = gnutls.library.functions.gnutls_certificate_get_peers\
378
(session._c_object, ctypes.byref(list_size))
606
379
if list_size.value == 0:
607
380
return None
608
381
cert = cert_list[0]
612
385
def fingerprint(openpgp):
613
386
"Convert an OpenPGP bytestring to a hexdigit fingerprint string"
614
387
# New GnuTLS "datum" with the OpenPGP public key
615
datum = (gnutls.library.types
616
.gnutls_datum_t(ctypes.cast(ctypes.c_char_p(openpgp),
617
ctypes.POINTER
618
(ctypes.c_ubyte)),
619
ctypes.c_uint(len(openpgp))))
388
datum = gnutls.library.types.gnutls_datum_t\
389
(ctypes.cast(ctypes.c_char_p(openpgp),
390
ctypes.POINTER(ctypes.c_ubyte)),
391
ctypes.c_uint(len(openpgp)))
620
392
# New empty GnuTLS certificate
621
393
crt = gnutls.library.types.gnutls_openpgp_crt_t()
622
(gnutls.library.functions
623
.gnutls_openpgp_crt_init(ctypes.byref(crt)))
394
gnutls.library.functions.gnutls_openpgp_crt_init\
395
(ctypes.byref(crt))
624
396
# Import the OpenPGP public key into the certificate
625
(gnutls.library.functions
626
.gnutls_openpgp_crt_import(crt, ctypes.byref(datum),
627
gnutls.library.constants
628
.GNUTLS_OPENPGP_FMT_RAW))
629
# Verify the self signature in the key
630
crtverify = ctypes.c_uint()
631
(gnutls.library.functions
632
.gnutls_openpgp_crt_verify_self(crt, 0, ctypes.byref(crtverify)))
633
if crtverify.value != 0:
634
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
635
raise gnutls.errors.CertificateSecurityError("Verify failed")
397
gnutls.library.functions.gnutls_openpgp_crt_import\
398
(crt, ctypes.byref(datum),
399
gnutls.library.constants.GNUTLS_OPENPGP_FMT_RAW)
636
400
# New buffer for the fingerprint
637
buf = ctypes.create_string_buffer(20)
638
buf_len = ctypes.c_size_t()
401
buffer = ctypes.create_string_buffer(20)
402
buffer_length = ctypes.c_size_t()
639
403
# Get the fingerprint from the certificate into the buffer
640
(gnutls.library.functions
641
.gnutls_openpgp_crt_get_fingerprint(crt, ctypes.byref(buf),
642
ctypes.byref(buf_len)))
404
gnutls.library.functions.gnutls_openpgp_crt_get_fingerprint\
405
(crt, ctypes.byref(buffer), ctypes.byref(buffer_length))
643
406
# Deinit the certificate
644
407
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
645
408
# Convert the buffer to a Python bytestring
646
fpr = ctypes.string_at(buf, buf_len.value)
409
fpr = ctypes.string_at(buffer, buffer_length.value)
647
410
# Convert the bytestring to hexadecimal notation
648
411
hex_fpr = u''.join(u"%02X" % ord(char) for char in fpr)
649
412
return hex_fpr
650
413
651
414
652
class TCP_handler(SocketServer.BaseRequestHandler, object):
415
class tcp_handler(SocketServer.BaseRequestHandler, object):
653
416
"""A TCP request handler class.
654
417
Instantiated by IPv6_TCPServer for each request to handle it.
655
418
Note: This will run in its own forked process."""
656
419
657
420
def handle(self):
658
421
logger.info(u"TCP connection from: %s",
659
unicode(self.client_address))
660
session = (gnutls.connection
661
.ClientSession(self.request,
662
gnutls.connection
663
.X509Credentials()))
422
unicode(self.client_address))
423
session = gnutls.connection.ClientSession\
424
(self.request, gnutls.connection.X509Credentials())
664
425
665
426
line = self.request.makefile().readline()
666
427
logger.debug(u"Protocol version: %r", line)
677
438
# using OpenPGP certificates.
678
439
679
440
#priority = ':'.join(("NONE", "+VERS-TLS1.1", "+AES-256-CBC",
680
# "+SHA1", "+COMP-NULL", "+CTYPE-OPENPGP",
681
# "+DHE-DSS"))
682
# Use a fallback default, since this MUST be set.
683
priority = self.server.settings.get("priority", "NORMAL")
684
(gnutls.library.functions
685
.gnutls_priority_set_direct(session._c_object,
686
priority, None))
441
# "+SHA1", "+COMP-NULL", "+CTYPE-OPENPGP",
442
# "+DHE-DSS"))
443
priority = "NORMAL" # Fallback default, since this
444
# MUST be set.
445
if self.server.settings["priority"]:
446
priority = self.server.settings["priority"]
447
gnutls.library.functions.gnutls_priority_set_direct\
448
(session._c_object, priority, None);
687
449
688
450
try:
689
451
session.handshake()
692
454
# Do not run session.bye() here: the session is not
693
455
# established. Just abandon the request.
694
456
return
695
logger.debug(u"Handshake succeeded")
696
457
try:
697
458
fpr = fingerprint(peer_certificate(session))
698
459
except (TypeError, gnutls.errors.GNUTLSError), error:
700
461
session.bye()
701
462
return
702
463
logger.debug(u"Fingerprint: %s", fpr)
703
464
client = None
704
465
for c in self.server.clients:
705
466
if c.fingerprint == fpr:
706
467
client = c
707
468
break
708
else:
469
if not client:
709
470
logger.warning(u"Client not found for fingerprint: %s",
710
471
fpr)
711
472
session.bye()
718
479
vars(client))
719
480
session.bye()
720
481
return
721
## This won't work here, since we're in a fork.
722
# client.checked_ok()
723
482
sent_size = 0
724
483
while sent_size < len(client.secret):
725
484
sent = session.send(client.secret[sent_size:])
730
489
session.bye()
731
490
732
491
733
class IPv6_TCPServer(SocketServer.ForkingMixIn,
734
SocketServer.TCPServer, object):
492
class IPv6_TCPServer(SocketServer.ForkingTCPServer, object):
735
493
"""IPv6 TCP server. Accepts 'None' as address and/or port.
736
494
Attributes:
737
495
settings: Server settings
738
496
clients: Set() of Client objects
739
enabled: Boolean; whether this server is activated yet
740
497
"""
741
498
address_family = socket.AF_INET6
742
499
def __init__(self, *args, **kwargs):
746
503
if "clients" in kwargs:
747
504
self.clients = kwargs["clients"]
748
505
del kwargs["clients"]
749
self.enabled = False
750
super(IPv6_TCPServer, self).__init__(*args, **kwargs)
506
return super(type(self), self).__init__(*args, **kwargs)
751
507
def server_bind(self):
752
508
"""This overrides the normal server_bind() function
753
509
to bind to an interface if one was specified, and also NOT to
765
521
u" bind to interface %s",
766
522
self.settings["interface"])
767
523
else:
768
raise
524
raise error
769
525
# Only bind(2) the socket if we really need to.
770
526
if self.server_address[0] or self.server_address[1]:
771
527
if not self.server_address[0]:
772
528
in6addr_any = "::"
773
529
self.server_address = (in6addr_any,
774
530
self.server_address[1])
775
elif not self.server_address[1]:
531
elif self.server_address[1] is None:
776
532
self.server_address = (self.server_address[0],
777
533
0)
778
# if self.settings["interface"]:
779
# self.server_address = (self.server_address[0],
780
# 0, # port
781
# 0, # flowinfo
782
# if_nametoindex
783
# (self.settings
784
# ["interface"]))
785
return super(IPv6_TCPServer, self).server_bind()
786
def server_activate(self):
787
if self.enabled:
788
return super(IPv6_TCPServer, self).server_activate()
789
def enable(self):
790
self.enabled = True
534
return super(type(self), self).server_bind()
791
535
792
536
793
537
def string_to_delta(interval):
794
538
"""Parse a string and return a datetime.timedelta
795
539
796
540
>>> string_to_delta('7d')
797
541
datetime.timedelta(7)
798
542
>>> string_to_delta('60s')
803
547
datetime.timedelta(1)
804
548
>>> string_to_delta(u'1w')
805
549
datetime.timedelta(7)
806
>>> string_to_delta('5m 30s')
807
datetime.timedelta(0, 330)
808
550
"""
809
timevalue = datetime.timedelta(0)
810
for s in interval.split():
811
try:
812
suffix = unicode(s[-1])
813
value = int(s[:-1])
814
if suffix == u"d":
815
delta = datetime.timedelta(value)
816
elif suffix == u"s":
817
delta = datetime.timedelta(0, value)
818
elif suffix == u"m":
819
delta = datetime.timedelta(0, 0, 0, 0, value)
820
elif suffix == u"h":
821
delta = datetime.timedelta(0, 0, 0, 0, 0, value)
822
elif suffix == u"w":
823
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
824
else:
825
raise ValueError
826
except (ValueError, IndexError):
551
try:
552
suffix=unicode(interval[-1])
553
value=int(interval[:-1])
554
if suffix == u"d":
555
delta = datetime.timedelta(value)
556
elif suffix == u"s":
557
delta = datetime.timedelta(0, value)
558
elif suffix == u"m":
559
delta = datetime.timedelta(0, 0, 0, 0, value)
560
elif suffix == u"h":
561
delta = datetime.timedelta(0, 0, 0, 0, 0, value)
562
elif suffix == u"w":
563
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
564
else:
827
565
raise ValueError
828
timevalue += delta
829
return timevalue
566
except (ValueError, IndexError):
567
raise ValueError
568
return delta
830
569
831
570
832
571
def server_state_changed(state):
833
572
"""Derived from the Avahi example code"""
834
573
if state == avahi.SERVER_COLLISION:
835
logger.error(u"Zeroconf server name collision")
574
logger.error(u"Server name collision")
836
575
service.remove()
837
576
elif state == avahi.SERVER_RUNNING:
838
577
service.add()
840
579
841
580
def entry_group_state_changed(state, error):
842
581
"""Derived from the Avahi example code"""
843
logger.debug(u"Avahi state change: %i", state)
582
logger.debug(u"state change: %i", state)
844
583
845
584
if state == avahi.ENTRY_GROUP_ESTABLISHED:
846
logger.debug(u"Zeroconf service established.")
585
logger.debug(u"Service established.")
847
586
elif state == avahi.ENTRY_GROUP_COLLISION:
848
logger.warning(u"Zeroconf service name collision.")
587
logger.warning(u"Service name collision.")
849
588
service.rename()
850
589
elif state == avahi.ENTRY_GROUP_FAILURE:
851
logger.critical(u"Avahi: Error in group state changed %s",
590
logger.critical(u"Error in group state changed %s",
852
591
unicode(error))
853
raise AvahiGroupError(u"State changed: %s" % unicode(error))
592
raise AvahiGroupError("State changed: %s", str(error))
854
593
855
594
def if_nametoindex(interface):
856
595
"""Call the C function if_nametoindex(), or equivalent"""
857
596
global if_nametoindex
858
597
try:
859
if_nametoindex = (ctypes.cdll.LoadLibrary
860
(ctypes.util.find_library("c"))
861
.if_nametoindex)
598
if "ctypes.util" not in sys.modules:
599
import ctypes.util
600
if_nametoindex = ctypes.cdll.LoadLibrary\
601
(ctypes.util.find_library("c")).if_nametoindex
862
602
except (OSError, AttributeError):
863
603
if "struct" not in sys.modules:
864
604
import struct
867
607
def if_nametoindex(interface):
868
608
"Get an interface index the hard way, i.e. using fcntl()"
869
609
SIOCGIFINDEX = 0x8933 # From /usr/include/linux/sockios.h
870
with closing(socket.socket()) as s:
871
ifreq = fcntl.ioctl(s, SIOCGIFINDEX,
872
struct.pack("16s16x", interface))
610
s = socket.socket()
611
ifreq = fcntl.ioctl(s, SIOCGIFINDEX,
612
struct.pack("16s16x", interface))
613
s.close()
873
614
interface_index = struct.unpack("I", ifreq[16:20])[0]
874
615
return interface_index
875
616
return if_nametoindex(interface)
899
640
900
641
901
642
def main():
902
parser = optparse.OptionParser(version = "%%prog %s" % version)
643
global main_loop_started
644
main_loop_started = False
645
646
parser = OptionParser()
903
647
parser.add_option("-i", "--interface", type="string",
904
648
metavar="IF", help="Bind to interface IF")
905
649
parser.add_option("-a", "--address", type="string",
906
650
help="Address to listen for requests on")
907
651
parser.add_option("-p", "--port", type="int",
908
652
help="Port number to receive requests on")
909
parser.add_option("--check", action="store_true",
653
parser.add_option("--check", action="store_true", default=False,
910
654
help="Run self-test")
911
parser.add_option("--debug", action="store_true",
655
parser.add_option("--debug", action="store_true", default=False,
912
656
help="Debug mode; run in foreground and log to"
913
657
" terminal")
914
658
parser.add_option("--priority", type="string", help="GnuTLS"
919
663
default="/etc/mandos", metavar="DIR",
920
664
help="Directory to search for configuration"
921
665
" files")
922
parser.add_option("--no-dbus", action="store_false",
923
dest="use_dbus",
924
help="Do not provide D-Bus system bus"
925
" interface")
926
options = parser.parse_args()[0]
666
(options, args) = parser.parse_args()
927
667
928
668
if options.check:
929
669
import doctest
938
678
"priority":
939
679
"SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP",
940
680
"servicename": "Mandos",
941
"use_dbus": "True",
942
681
}
943
682
944
683
# Parse config file for server-global settings
945
684
server_config = ConfigParser.SafeConfigParser(server_defaults)
946
685
del server_defaults
947
686
server_config.read(os.path.join(options.configdir, "mandos.conf"))
687
server_section = "server"
948
688
# Convert the SafeConfigParser object to a dict
949
server_settings = server_config.defaults()
950
# Use the appropriate methods on the non-string config options
951
server_settings["debug"] = server_config.getboolean("DEFAULT",
952
"debug")
953
server_settings["use_dbus"] = server_config.getboolean("DEFAULT",
954
"use_dbus")
955
if server_settings["port"]:
956
server_settings["port"] = server_config.getint("DEFAULT",
957
"port")
689
server_settings = dict(server_config.items(server_section))
690
# Use getboolean on the boolean config option
691
server_settings["debug"] = server_config.getboolean\
692
(server_section, "debug")
958
693
del server_config
959
694
960
695
# Override the settings from the config file with command line
961
696
# options, if set.
962
697
for option in ("interface", "address", "port", "debug",
963
"priority", "servicename", "configdir",
964
"use_dbus"):
698
"priority", "servicename", "configdir"):
965
699
value = getattr(options, option)
966
700
if value is not None:
967
701
server_settings[option] = value
968
702
del options
969
703
# Now we have our good server settings in "server_settings"
970
704
971
# For convenience
972
debug = server_settings["debug"]
973
use_dbus = server_settings["use_dbus"]
974
975
if not debug:
976
syslogger.setLevel(logging.WARNING)
977
console.setLevel(logging.WARNING)
978
979
if server_settings["servicename"] != "Mandos":
980
syslogger.setFormatter(logging.Formatter
981
('Mandos (%s): %%(levelname)s:'
982
' %%(message)s'
983
% server_settings["servicename"]))
984
985
705
# Parse config file with clients
986
706
client_defaults = { "timeout": "1h",
987
707
"interval": "5m",
988
"checker": "fping -q -- %%(host)s",
989
"host": "",
708
"checker": "fping -q -- %%(fqdn)s",
990
709
}
991
710
client_config = ConfigParser.SafeConfigParser(client_defaults)
992
711
client_config.read(os.path.join(server_settings["configdir"],
993
712
"clients.conf"))
994
713
995
clients = Set()
996
tcp_server = IPv6_TCPServer((server_settings["address"],
997
server_settings["port"]),
998
TCP_handler,
999
settings=server_settings,
1000
clients=clients)
1001
pidfilename = "/var/run/mandos.pid"
1002
try:
1003
pidfile = open(pidfilename, "w")
1004
except IOError:
1005
logger.error("Could not open file %r", pidfilename)
1006
1007
try:
1008
uid = pwd.getpwnam("_mandos").pw_uid
1009
gid = pwd.getpwnam("_mandos").pw_gid
1010
except KeyError:
1011
try:
1012
uid = pwd.getpwnam("mandos").pw_uid
1013
gid = pwd.getpwnam("mandos").pw_gid
1014
except KeyError:
1015
try:
1016
uid = pwd.getpwnam("nobody").pw_uid
1017
gid = pwd.getpwnam("nogroup").pw_gid
1018
except KeyError:
1019
uid = 65534
1020
gid = 65534
1021
try:
1022
os.setgid(gid)
1023
os.setuid(uid)
1024
except OSError, error:
1025
if error[0] != errno.EPERM:
1026
raise error
1027
1028
# Enable all possible GnuTLS debugging
1029
if debug:
1030
# "Use a log level over 10 to enable all debugging options."
1031
# - GnuTLS manual
1032
gnutls.library.functions.gnutls_global_set_log_level(11)
1033
1034
@gnutls.library.types.gnutls_log_func
1035
def debug_gnutls(level, string):
1036
logger.debug("GnuTLS: %s", string[:-1])
1037
1038
(gnutls.library.functions
1039
.gnutls_global_set_log_function(debug_gnutls))
1040
1041
714
global service
1042
715
service = AvahiService(name = server_settings["servicename"],
1043
servicetype = "_mandos._tcp", )
716
type = "_mandos._tcp", );
1044
717
if server_settings["interface"]:
1045
service.interface = (if_nametoindex
1046
(server_settings["interface"]))
718
service.interface = if_nametoindex(server_settings["interface"])
1047
719
1048
720
global main_loop
1049
721
global bus
1052
724
DBusGMainLoop(set_as_default=True )
1053
725
main_loop = gobject.MainLoop()
1054
726
bus = dbus.SystemBus()
1055
server = dbus.Interface(bus.get_object(avahi.DBUS_NAME,
1056
avahi.DBUS_PATH_SERVER),
1057
avahi.DBUS_INTERFACE_SERVER)
727
server = dbus.Interface(
728
bus.get_object( avahi.DBUS_NAME, avahi.DBUS_PATH_SERVER ),
729
avahi.DBUS_INTERFACE_SERVER )
1058
730
# End of Avahi example code
1059
if use_dbus:
1060
bus_name = dbus.service.BusName(u"se.bsnet.fukt.Mandos", bus)
731
732
debug = server_settings["debug"]
733
734
if debug:
735
console = logging.StreamHandler()
736
# console.setLevel(logging.DEBUG)
737
console.setFormatter(logging.Formatter\
738
('%(levelname)s: %(message)s'))
739
logger.addHandler(console)
740
del console
741
742
clients = Set()
743
def remove_from_clients(client):
744
clients.remove(client)
745
if not clients:
746
logger.critical(u"No clients left, exiting")
747
sys.exit()
1061
748
1062
749
clients.update(Set(Client(name = section,
750
stop_hook = remove_from_clients,
1063
751
config
1064
= dict(client_config.items(section)),
1065
use_dbus = use_dbus)
752
= dict(client_config.items(section)))
1066
753
for section in client_config.sections()))
1067
if not clients:
1068
logger.warning(u"No clients defined")
1069
754
1070
if debug:
1071
# Redirect stdin so all checkers get /dev/null
1072
null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR)
1073
os.dup2(null, sys.stdin.fileno())
1074
if null > 2:
1075
os.close(null)
1076
else:
1077
# No console logging
1078
logger.removeHandler(console)
1079
# Close all input and output, do double fork, etc.
755
if not debug:
1080
756
daemon()
1081
757
1082
try:
1083
pid = os.getpid()
1084
pidfile.write(str(pid) + "\n")
1085
pidfile.close()
1086
del pidfile
1087
except IOError:
1088
logger.error(u"Could not write to file %r with PID %d",
1089
pidfilename, pid)
1090
except NameError:
1091
# "pidfile" was never created
1092
pass
1093
del pidfilename
1094
1095
758
def cleanup():
1096
759
"Cleanup function; run on exit"
1097
760
global group
1103
766
1104
767
while clients:
1105
768
client = clients.pop()
1106
client.disable_hook = None
1107
client.disable()
769
client.stop_hook = None
770
client.stop()
1108
771
1109
772
atexit.register(cleanup)
1110
773
1113
776
signal.signal(signal.SIGHUP, lambda signum, frame: sys.exit())
1114
777
signal.signal(signal.SIGTERM, lambda signum, frame: sys.exit())
1115
778
1116
if use_dbus:
1117
class MandosServer(dbus.service.Object):
1118
"""A D-Bus proxy object"""
1119
def __init__(self):
1120
dbus.service.Object.__init__(self, bus, "/")
1121
_interface = u"se.bsnet.fukt.Mandos"
1122
1123
@dbus.service.signal(_interface, signature="oa{sv}")
1124
def ClientAdded(self, objpath, properties):
1125
"D-Bus signal"
1126
pass
1127
1128
@dbus.service.signal(_interface, signature="os")
1129
def ClientRemoved(self, objpath, name):
1130
"D-Bus signal"
1131
pass
1132
1133
@dbus.service.method(_interface, out_signature="ao")
1134
def GetAllClients(self):
1135
"D-Bus method"
1136
return dbus.Array(c.dbus_object_path for c in clients)
1137
1138
@dbus.service.method(_interface, out_signature="a{oa{sv}}")
1139
def GetAllClientsWithProperties(self):
1140
"D-Bus method"
1141
return dbus.Dictionary(
1142
((c.dbus_object_path, c.GetAllProperties())
1143
for c in clients),
1144
signature="oa{sv}")
1145
1146
@dbus.service.method(_interface, in_signature="o")
1147
def RemoveClient(self, object_path):
1148
"D-Bus method"
1149
for c in clients:
1150
if c.dbus_object_path == object_path:
1151
clients.remove(c)
1152
# Don't signal anything except ClientRemoved
1153
c.use_dbus = False
1154
c.disable()
1155
# Emit D-Bus signal
1156
self.ClientRemoved(object_path, c.name)
1157
return
1158
raise KeyError
1159
1160
del _interface
1161
1162
mandos_server = MandosServer()
1163
1164
779
for client in clients:
1165
if use_dbus:
1166
# Emit D-Bus signal
1167
mandos_server.ClientAdded(client.dbus_object_path,
1168
client.GetAllProperties())
1169
client.enable()
1170
1171
tcp_server.enable()
1172
tcp_server.server_activate()
1173
780
client.start()
781
782
tcp_server = IPv6_TCPServer((server_settings["address"],
783
server_settings["port"]),
784
tcp_handler,
785
settings=server_settings,
786
clients=clients)
1174
787
# Find out what port we got
1175
788
service.port = tcp_server.socket.getsockname()[1]
1176
789
logger.info(u"Now listening on address %r, port %d, flowinfo %d,"
1190
803
1191
804
gobject.io_add_watch(tcp_server.fileno(), gobject.IO_IN,
1192
805
lambda *args, **kwargs:
1193
(tcp_server.handle_request
1194
(*args[2:], **kwargs) or True))
806
tcp_server.handle_request\
807
(*args[2:], **kwargs) or True)
1195
808
1196
logger.debug(u"Starting main loop")
809
logger.debug("Starting main loop")
810
main_loop_started = True
1197
811
main_loop.run()
1198
812
except AvahiError, error:
1199
logger.critical(u"AvahiError: %s", error)
813
logger.critical(u"AvahiError: %s" + unicode(error))
1200
814
sys.exit(1)
1201
815
except KeyboardInterrupt:
1202
816
if debug:
1203
print >> sys.stderr
1204
logger.debug("Server received KeyboardInterrupt")
1205
logger.debug("Server exiting")
817
print
1206
818
1207
819
if __name__ == '__main__':
1208
820
main()
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0