root / daemons / ganeti-noded @ 6c0af70e
History | View | Annotate | Download (17.9 kB)
1 |
#!/usr/bin/python |
---|---|
2 |
# |
3 |
|
4 |
# Copyright (C) 2006, 2007 Google Inc. |
5 |
# |
6 |
# This program is free software; you can redistribute it and/or modify |
7 |
# it under the terms of the GNU General Public License as published by |
8 |
# the Free Software Foundation; either version 2 of the License, or |
9 |
# (at your option) any later version. |
10 |
# |
11 |
# This program is distributed in the hope that it will be useful, but |
12 |
# WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 |
# General Public License for more details. |
15 |
# |
16 |
# You should have received a copy of the GNU General Public License |
17 |
# along with this program; if not, write to the Free Software |
18 |
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
19 |
# 02110-1301, USA. |
20 |
|
21 |
|
22 |
"""Ganeti node daemon""" |
23 |
|
24 |
# functions in this module need to have a given name structure, so: |
25 |
# pylint: disable-msg=C0103 |
26 |
|
27 |
import os |
28 |
import sys |
29 |
import traceback |
30 |
import SocketServer |
31 |
import errno |
32 |
import logging |
33 |
import signal |
34 |
|
35 |
from optparse import OptionParser |
36 |
|
37 |
from ganeti import backend |
38 |
from ganeti import constants |
39 |
from ganeti import objects |
40 |
from ganeti import errors |
41 |
from ganeti import jstore |
42 |
from ganeti import daemon |
43 |
from ganeti import http |
44 |
from ganeti import utils |
45 |
|
46 |
|
47 |
queue_lock = None |
48 |
|
49 |
|
50 |
def _RequireJobQueueLock(fn): |
51 |
"""Decorator for job queue manipulating functions. |
52 |
|
53 |
""" |
54 |
QUEUE_LOCK_TIMEOUT = 10 |
55 |
|
56 |
def wrapper(*args, **kwargs): |
57 |
# Locking in exclusive, blocking mode because there could be several |
58 |
# children running at the same time. Waiting up to 10 seconds. |
59 |
queue_lock.Exclusive(blocking=True, timeout=QUEUE_LOCK_TIMEOUT) |
60 |
try: |
61 |
return fn(*args, **kwargs) |
62 |
finally: |
63 |
queue_lock.Unlock() |
64 |
|
65 |
return wrapper |
66 |
|
67 |
|
68 |
class NodeHttpServer(http.HttpServer): |
69 |
"""The server implementation. |
70 |
|
71 |
This class holds all methods exposed over the RPC interface. |
72 |
|
73 |
""" |
74 |
def __init__(self, *args, **kwargs): |
75 |
http.HttpServer.__init__(self, *args, **kwargs) |
76 |
self.noded_pid = os.getpid() |
77 |
|
78 |
def HandleRequest(self, req): |
79 |
"""Handle a request. |
80 |
|
81 |
""" |
82 |
if req.request_method.upper() != "PUT": |
83 |
raise http.HTTPBadRequest() |
84 |
|
85 |
path = req.request_path |
86 |
if path.startswith("/"): |
87 |
path = path[1:] |
88 |
|
89 |
method = getattr(self, "perspective_%s" % path, None) |
90 |
if method is None: |
91 |
raise http.HTTPNotFound() |
92 |
|
93 |
try: |
94 |
try: |
95 |
return method(req.request_post_data) |
96 |
except: |
97 |
logging.exception("Error in RPC call") |
98 |
raise |
99 |
except errors.QuitGanetiException, err: |
100 |
# Tell parent to quit |
101 |
os.kill(self.noded_pid, signal.SIGTERM) |
102 |
|
103 |
# the new block devices -------------------------- |
104 |
|
105 |
@staticmethod |
106 |
def perspective_blockdev_create(params): |
107 |
"""Create a block device. |
108 |
|
109 |
""" |
110 |
bdev_s, size, owner, on_primary, info = params |
111 |
bdev = objects.Disk.FromDict(bdev_s) |
112 |
if bdev is None: |
113 |
raise ValueError("can't unserialize data!") |
114 |
return backend.CreateBlockDevice(bdev, size, owner, on_primary, info) |
115 |
|
116 |
@staticmethod |
117 |
def perspective_blockdev_remove(params): |
118 |
"""Remove a block device. |
119 |
|
120 |
""" |
121 |
bdev_s = params[0] |
122 |
bdev = objects.Disk.FromDict(bdev_s) |
123 |
return backend.RemoveBlockDevice(bdev) |
124 |
|
125 |
@staticmethod |
126 |
def perspective_blockdev_rename(params): |
127 |
"""Remove a block device. |
128 |
|
129 |
""" |
130 |
devlist = [(objects.Disk.FromDict(ds), uid) for ds, uid in params] |
131 |
return backend.RenameBlockDevices(devlist) |
132 |
|
133 |
@staticmethod |
134 |
def perspective_blockdev_assemble(params): |
135 |
"""Assemble a block device. |
136 |
|
137 |
""" |
138 |
bdev_s, owner, on_primary = params |
139 |
bdev = objects.Disk.FromDict(bdev_s) |
140 |
if bdev is None: |
141 |
raise ValueError("can't unserialize data!") |
142 |
return backend.AssembleBlockDevice(bdev, owner, on_primary) |
143 |
|
144 |
@staticmethod |
145 |
def perspective_blockdev_shutdown(params): |
146 |
"""Shutdown a block device. |
147 |
|
148 |
""" |
149 |
bdev_s = params[0] |
150 |
bdev = objects.Disk.FromDict(bdev_s) |
151 |
if bdev is None: |
152 |
raise ValueError("can't unserialize data!") |
153 |
return backend.ShutdownBlockDevice(bdev) |
154 |
|
155 |
@staticmethod |
156 |
def perspective_blockdev_addchildren(params): |
157 |
"""Add a child to a mirror device. |
158 |
|
159 |
Note: this is only valid for mirror devices. It's the caller's duty |
160 |
to send a correct disk, otherwise we raise an error. |
161 |
|
162 |
""" |
163 |
bdev_s, ndev_s = params |
164 |
bdev = objects.Disk.FromDict(bdev_s) |
165 |
ndevs = [objects.Disk.FromDict(disk_s) for disk_s in ndev_s] |
166 |
if bdev is None or ndevs.count(None) > 0: |
167 |
raise ValueError("can't unserialize data!") |
168 |
return backend.MirrorAddChildren(bdev, ndevs) |
169 |
|
170 |
@staticmethod |
171 |
def perspective_blockdev_removechildren(params): |
172 |
"""Remove a child from a mirror device. |
173 |
|
174 |
This is only valid for mirror devices, of course. It's the callers |
175 |
duty to send a correct disk, otherwise we raise an error. |
176 |
|
177 |
""" |
178 |
bdev_s, ndev_s = params |
179 |
bdev = objects.Disk.FromDict(bdev_s) |
180 |
ndevs = [objects.Disk.FromDict(disk_s) for disk_s in ndev_s] |
181 |
if bdev is None or ndevs.count(None) > 0: |
182 |
raise ValueError("can't unserialize data!") |
183 |
return backend.MirrorRemoveChildren(bdev, ndevs) |
184 |
|
185 |
@staticmethod |
186 |
def perspective_blockdev_getmirrorstatus(params): |
187 |
"""Return the mirror status for a list of disks. |
188 |
|
189 |
""" |
190 |
disks = [objects.Disk.FromDict(dsk_s) |
191 |
for dsk_s in params] |
192 |
return backend.GetMirrorStatus(disks) |
193 |
|
194 |
@staticmethod |
195 |
def perspective_blockdev_find(params): |
196 |
"""Expose the FindBlockDevice functionality for a disk. |
197 |
|
198 |
This will try to find but not activate a disk. |
199 |
|
200 |
""" |
201 |
disk = objects.Disk.FromDict(params[0]) |
202 |
return backend.FindBlockDevice(disk) |
203 |
|
204 |
@staticmethod |
205 |
def perspective_blockdev_snapshot(params): |
206 |
"""Create a snapshot device. |
207 |
|
208 |
Note that this is only valid for LVM disks, if we get passed |
209 |
something else we raise an exception. The snapshot device can be |
210 |
remove by calling the generic block device remove call. |
211 |
|
212 |
""" |
213 |
cfbd = objects.Disk.FromDict(params[0]) |
214 |
return backend.SnapshotBlockDevice(cfbd) |
215 |
|
216 |
@staticmethod |
217 |
def perspective_blockdev_grow(params): |
218 |
"""Grow a stack of devices. |
219 |
|
220 |
""" |
221 |
cfbd = objects.Disk.FromDict(params[0]) |
222 |
amount = params[1] |
223 |
return backend.GrowBlockDevice(cfbd, amount) |
224 |
|
225 |
@staticmethod |
226 |
def perspective_blockdev_close(params): |
227 |
"""Closes the given block devices. |
228 |
|
229 |
""" |
230 |
disks = [objects.Disk.FromDict(cf) for cf in params] |
231 |
return backend.CloseBlockDevices(disks) |
232 |
|
233 |
# export/import -------------------------- |
234 |
|
235 |
@staticmethod |
236 |
def perspective_snapshot_export(params): |
237 |
"""Export a given snapshot. |
238 |
|
239 |
""" |
240 |
disk = objects.Disk.FromDict(params[0]) |
241 |
dest_node = params[1] |
242 |
instance = objects.Instance.FromDict(params[2]) |
243 |
cluster_name = params[3] |
244 |
return backend.ExportSnapshot(disk, dest_node, instance, cluster_name) |
245 |
|
246 |
@staticmethod |
247 |
def perspective_finalize_export(params): |
248 |
"""Expose the finalize export functionality. |
249 |
|
250 |
""" |
251 |
instance = objects.Instance.FromDict(params[0]) |
252 |
snap_disks = [objects.Disk.FromDict(str_data) |
253 |
for str_data in params[1]] |
254 |
return backend.FinalizeExport(instance, snap_disks) |
255 |
|
256 |
@staticmethod |
257 |
def perspective_export_info(params): |
258 |
"""Query information about an existing export on this node. |
259 |
|
260 |
The given path may not contain an export, in which case we return |
261 |
None. |
262 |
|
263 |
""" |
264 |
path = params[0] |
265 |
einfo = backend.ExportInfo(path) |
266 |
if einfo is None: |
267 |
return einfo |
268 |
return einfo.Dumps() |
269 |
|
270 |
@staticmethod |
271 |
def perspective_export_list(params): |
272 |
"""List the available exports on this node. |
273 |
|
274 |
Note that as opposed to export_info, which may query data about an |
275 |
export in any path, this only queries the standard Ganeti path |
276 |
(constants.EXPORT_DIR). |
277 |
|
278 |
""" |
279 |
return backend.ListExports() |
280 |
|
281 |
@staticmethod |
282 |
def perspective_export_remove(params): |
283 |
"""Remove an export. |
284 |
|
285 |
""" |
286 |
export = params[0] |
287 |
return backend.RemoveExport(export) |
288 |
|
289 |
# volume -------------------------- |
290 |
|
291 |
@staticmethod |
292 |
def perspective_volume_list(params): |
293 |
"""Query the list of logical volumes in a given volume group. |
294 |
|
295 |
""" |
296 |
vgname = params[0] |
297 |
return backend.GetVolumeList(vgname) |
298 |
|
299 |
@staticmethod |
300 |
def perspective_vg_list(params): |
301 |
"""Query the list of volume groups. |
302 |
|
303 |
""" |
304 |
return backend.ListVolumeGroups() |
305 |
|
306 |
# bridge -------------------------- |
307 |
|
308 |
@staticmethod |
309 |
def perspective_bridges_exist(params): |
310 |
"""Check if all bridges given exist on this node. |
311 |
|
312 |
""" |
313 |
bridges_list = params[0] |
314 |
return backend.BridgesExist(bridges_list) |
315 |
|
316 |
# instance -------------------------- |
317 |
|
318 |
@staticmethod |
319 |
def perspective_instance_os_add(params): |
320 |
"""Install an OS on a given instance. |
321 |
|
322 |
""" |
323 |
inst_s = params[0] |
324 |
inst = objects.Instance.FromDict(inst_s) |
325 |
return backend.AddOSToInstance(inst) |
326 |
|
327 |
@staticmethod |
328 |
def perspective_instance_run_rename(params): |
329 |
"""Runs the OS rename script for an instance. |
330 |
|
331 |
""" |
332 |
inst_s, old_name = params |
333 |
inst = objects.Instance.FromDict(inst_s) |
334 |
return backend.RunRenameInstance(inst, old_name) |
335 |
|
336 |
@staticmethod |
337 |
def perspective_instance_os_import(params): |
338 |
"""Run the import function of an OS onto a given instance. |
339 |
|
340 |
""" |
341 |
inst_s, src_node, src_images, cluster_name = params |
342 |
inst = objects.Instance.FromDict(inst_s) |
343 |
return backend.ImportOSIntoInstance(inst, src_node, src_images, |
344 |
cluster_name) |
345 |
|
346 |
@staticmethod |
347 |
def perspective_instance_shutdown(params): |
348 |
"""Shutdown an instance. |
349 |
|
350 |
""" |
351 |
instance = objects.Instance.FromDict(params[0]) |
352 |
return backend.ShutdownInstance(instance) |
353 |
|
354 |
@staticmethod |
355 |
def perspective_instance_start(params): |
356 |
"""Start an instance. |
357 |
|
358 |
""" |
359 |
instance = objects.Instance.FromDict(params[0]) |
360 |
extra_args = params[1] |
361 |
return backend.StartInstance(instance, extra_args) |
362 |
|
363 |
@staticmethod |
364 |
def perspective_instance_migrate(params): |
365 |
"""Migrates an instance. |
366 |
|
367 |
""" |
368 |
instance, target, live = params |
369 |
instance = objects.Instance.FromDict(instance) |
370 |
return backend.MigrateInstance(instance, target, live) |
371 |
|
372 |
@staticmethod |
373 |
def perspective_instance_reboot(params): |
374 |
"""Reboot an instance. |
375 |
|
376 |
""" |
377 |
instance = objects.Instance.FromDict(params[0]) |
378 |
reboot_type = params[1] |
379 |
extra_args = params[2] |
380 |
return backend.RebootInstance(instance, reboot_type, extra_args) |
381 |
|
382 |
@staticmethod |
383 |
def perspective_instance_info(params): |
384 |
"""Query instance information. |
385 |
|
386 |
""" |
387 |
return backend.GetInstanceInfo(params[0], params[1]) |
388 |
|
389 |
@staticmethod |
390 |
def perspective_all_instances_info(params): |
391 |
"""Query information about all instances. |
392 |
|
393 |
""" |
394 |
return backend.GetAllInstancesInfo(params[0]) |
395 |
|
396 |
@staticmethod |
397 |
def perspective_instance_list(params): |
398 |
"""Query the list of running instances. |
399 |
|
400 |
""" |
401 |
return backend.GetInstanceList(params[0]) |
402 |
|
403 |
# node -------------------------- |
404 |
|
405 |
@staticmethod |
406 |
def perspective_node_tcp_ping(params): |
407 |
"""Do a TcpPing on the remote node. |
408 |
|
409 |
""" |
410 |
return utils.TcpPing(params[1], params[2], timeout=params[3], |
411 |
live_port_needed=params[4], source=params[0]) |
412 |
|
413 |
@staticmethod |
414 |
def perspective_node_has_ip_address(params): |
415 |
"""Checks if a node has the given ip address. |
416 |
|
417 |
""" |
418 |
return utils.OwnIpAddress(params[0]) |
419 |
|
420 |
@staticmethod |
421 |
def perspective_node_info(params): |
422 |
"""Query node information. |
423 |
|
424 |
""" |
425 |
vgname, hypervisor_type = params |
426 |
return backend.GetNodeInfo(vgname, hypervisor_type) |
427 |
|
428 |
@staticmethod |
429 |
def perspective_node_add(params): |
430 |
"""Complete the registration of this node in the cluster. |
431 |
|
432 |
""" |
433 |
return backend.AddNode(params[0], params[1], params[2], |
434 |
params[3], params[4], params[5]) |
435 |
|
436 |
@staticmethod |
437 |
def perspective_node_verify(params): |
438 |
"""Run a verify sequence on this node. |
439 |
|
440 |
""" |
441 |
return backend.VerifyNode(params[0], params[1]) |
442 |
|
443 |
@staticmethod |
444 |
def perspective_node_start_master(params): |
445 |
"""Promote this node to master status. |
446 |
|
447 |
""" |
448 |
return backend.StartMaster(params[0]) |
449 |
|
450 |
@staticmethod |
451 |
def perspective_node_stop_master(params): |
452 |
"""Demote this node from master status. |
453 |
|
454 |
""" |
455 |
return backend.StopMaster(params[0]) |
456 |
|
457 |
@staticmethod |
458 |
def perspective_node_leave_cluster(params): |
459 |
"""Cleanup after leaving a cluster. |
460 |
|
461 |
""" |
462 |
return backend.LeaveCluster() |
463 |
|
464 |
@staticmethod |
465 |
def perspective_node_volumes(params): |
466 |
"""Query the list of all logical volume groups. |
467 |
|
468 |
""" |
469 |
return backend.NodeVolumes() |
470 |
|
471 |
# cluster -------------------------- |
472 |
|
473 |
@staticmethod |
474 |
def perspective_version(params): |
475 |
"""Query version information. |
476 |
|
477 |
""" |
478 |
return constants.PROTOCOL_VERSION |
479 |
|
480 |
@staticmethod |
481 |
def perspective_upload_file(params): |
482 |
"""Upload a file. |
483 |
|
484 |
Note that the backend implementation imposes strict rules on which |
485 |
files are accepted. |
486 |
|
487 |
""" |
488 |
return backend.UploadFile(*params) |
489 |
|
490 |
@staticmethod |
491 |
def perspective_master_info(params): |
492 |
"""Query master information. |
493 |
|
494 |
""" |
495 |
return backend.GetMasterInfo() |
496 |
|
497 |
# os ----------------------- |
498 |
|
499 |
@staticmethod |
500 |
def perspective_os_diagnose(params): |
501 |
"""Query detailed information about existing OSes. |
502 |
|
503 |
""" |
504 |
return [os.ToDict() for os in backend.DiagnoseOS()] |
505 |
|
506 |
@staticmethod |
507 |
def perspective_os_get(params): |
508 |
"""Query information about a given OS. |
509 |
|
510 |
""" |
511 |
name = params[0] |
512 |
try: |
513 |
os_obj = backend.OSFromDisk(name) |
514 |
except errors.InvalidOS, err: |
515 |
os_obj = objects.OS.FromInvalidOS(err) |
516 |
return os_obj.ToDict() |
517 |
|
518 |
# hooks ----------------------- |
519 |
|
520 |
@staticmethod |
521 |
def perspective_hooks_runner(params): |
522 |
"""Run hook scripts. |
523 |
|
524 |
""" |
525 |
hpath, phase, env = params |
526 |
hr = backend.HooksRunner() |
527 |
return hr.RunHooks(hpath, phase, env) |
528 |
|
529 |
# iallocator ----------------- |
530 |
|
531 |
@staticmethod |
532 |
def perspective_iallocator_runner(params): |
533 |
"""Run an iallocator script. |
534 |
|
535 |
""" |
536 |
name, idata = params |
537 |
iar = backend.IAllocatorRunner() |
538 |
return iar.Run(name, idata) |
539 |
|
540 |
# test ----------------------- |
541 |
|
542 |
@staticmethod |
543 |
def perspective_test_delay(params): |
544 |
"""Run test delay. |
545 |
|
546 |
""" |
547 |
duration = params[0] |
548 |
return utils.TestDelay(duration) |
549 |
|
550 |
# file storage --------------- |
551 |
|
552 |
@staticmethod |
553 |
def perspective_file_storage_dir_create(params): |
554 |
"""Create the file storage directory. |
555 |
|
556 |
""" |
557 |
file_storage_dir = params[0] |
558 |
return backend.CreateFileStorageDir(file_storage_dir) |
559 |
|
560 |
@staticmethod |
561 |
def perspective_file_storage_dir_remove(params): |
562 |
"""Remove the file storage directory. |
563 |
|
564 |
""" |
565 |
file_storage_dir = params[0] |
566 |
return backend.RemoveFileStorageDir(file_storage_dir) |
567 |
|
568 |
@staticmethod |
569 |
def perspective_file_storage_dir_rename(params): |
570 |
"""Rename the file storage directory. |
571 |
|
572 |
""" |
573 |
old_file_storage_dir = params[0] |
574 |
new_file_storage_dir = params[1] |
575 |
return backend.RenameFileStorageDir(old_file_storage_dir, |
576 |
new_file_storage_dir) |
577 |
|
578 |
# jobs ------------------------ |
579 |
|
580 |
@staticmethod |
581 |
@_RequireJobQueueLock |
582 |
def perspective_jobqueue_update(params): |
583 |
"""Update job queue. |
584 |
|
585 |
""" |
586 |
(file_name, content) = params |
587 |
return backend.JobQueueUpdate(file_name, content) |
588 |
|
589 |
@staticmethod |
590 |
@_RequireJobQueueLock |
591 |
def perspective_jobqueue_purge(params): |
592 |
"""Purge job queue. |
593 |
|
594 |
""" |
595 |
return backend.JobQueuePurge() |
596 |
|
597 |
@staticmethod |
598 |
@_RequireJobQueueLock |
599 |
def perspective_jobqueue_rename(params): |
600 |
"""Rename a job queue file. |
601 |
|
602 |
""" |
603 |
(old, new) = params |
604 |
|
605 |
return backend.JobQueueRename(old, new) |
606 |
|
607 |
@staticmethod |
608 |
def perspective_jobqueue_set_drain(params): |
609 |
"""Set/unset the queue drain flag. |
610 |
|
611 |
""" |
612 |
drain_flag = params[0] |
613 |
return backend.JobQueueSetDrainFlag(drain_flag) |
614 |
|
615 |
|
616 |
# hypervisor --------------- |
617 |
|
618 |
@staticmethod |
619 |
def perspective_hypervisor_validate_params(params): |
620 |
"""Validate the hypervisor parameters. |
621 |
|
622 |
""" |
623 |
(hvname, hvparams) = params |
624 |
return backend.ValidateHVParams(hvname, hvparams) |
625 |
|
626 |
|
627 |
def ParseOptions(): |
628 |
"""Parse the command line options. |
629 |
|
630 |
Returns: |
631 |
(options, args) as from OptionParser.parse_args() |
632 |
|
633 |
""" |
634 |
parser = OptionParser(description="Ganeti node daemon", |
635 |
usage="%prog [-f] [-d]", |
636 |
version="%%prog (ganeti) %s" % |
637 |
constants.RELEASE_VERSION) |
638 |
|
639 |
parser.add_option("-f", "--foreground", dest="fork", |
640 |
help="Don't detach from the current terminal", |
641 |
default=True, action="store_false") |
642 |
parser.add_option("-d", "--debug", dest="debug", |
643 |
help="Enable some debug messages", |
644 |
default=False, action="store_true") |
645 |
options, args = parser.parse_args() |
646 |
return options, args |
647 |
|
648 |
|
649 |
def main(): |
650 |
"""Main function for the node daemon. |
651 |
|
652 |
""" |
653 |
global queue_lock |
654 |
|
655 |
options, args = ParseOptions() |
656 |
utils.debug = options.debug |
657 |
for fname in (constants.SSL_CERT_FILE,): |
658 |
if not os.path.isfile(fname): |
659 |
print "config %s not there, will not run." % fname |
660 |
sys.exit(5) |
661 |
|
662 |
try: |
663 |
port = utils.GetNodeDaemonPort() |
664 |
pwdata = utils.GetNodeDaemonPassword() |
665 |
except errors.ConfigurationError, err: |
666 |
print "Cluster configuration incomplete: '%s'" % str(err) |
667 |
sys.exit(5) |
668 |
|
669 |
# create the various SUB_RUN_DIRS, if not existing, so that we handle the |
670 |
# situation where RUN_DIR is tmpfs |
671 |
for dir_name in constants.SUB_RUN_DIRS: |
672 |
if not os.path.exists(dir_name): |
673 |
try: |
674 |
os.mkdir(dir_name, 0755) |
675 |
except EnvironmentError, err: |
676 |
if err.errno != errno.EEXIST: |
677 |
print ("Node setup wrong, cannot create directory %s: %s" % |
678 |
(dir_name, err)) |
679 |
sys.exit(5) |
680 |
if not os.path.isdir(dir_name): |
681 |
print ("Node setup wrong, %s is not a directory" % dir_name) |
682 |
sys.exit(5) |
683 |
|
684 |
# become a daemon |
685 |
if options.fork: |
686 |
utils.Daemonize(logfile=constants.LOG_NODESERVER) |
687 |
|
688 |
utils.WritePidFile(constants.NODED_PID) |
689 |
try: |
690 |
utils.SetupLogging(logfile=constants.LOG_NODESERVER, debug=options.debug, |
691 |
stderr_logging=not options.fork) |
692 |
logging.info("ganeti node daemon startup") |
693 |
|
694 |
# Prepare job queue |
695 |
queue_lock = jstore.InitAndVerifyQueue(must_lock=False) |
696 |
|
697 |
mainloop = daemon.Mainloop() |
698 |
server = NodeHttpServer(mainloop, ("", port)) |
699 |
server.Start() |
700 |
try: |
701 |
mainloop.Run() |
702 |
finally: |
703 |
server.Stop() |
704 |
finally: |
705 |
utils.RemovePidFile(constants.NODED_PID) |
706 |
|
707 |
|
708 |
if __name__ == '__main__': |
709 |
main() |