/
job.c
1813 lines (1628 loc) · 54.3 KB
/
job.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
BAREOS® - Backup Archiving REcovery Open Sourced
Copyright (C) 2000-2010 Free Software Foundation Europe e.V.
Copyright (C) 2011-2012 Planets Communications B.V.
Copyright (C) 2013-2016 Bareos GmbH & Co. KG
This program is Free Software; you can redistribute it and/or
modify it under the terms of version three of the GNU Affero General Public
License as published by the Free Software Foundation and included
in the file LICENSE.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
/*
* BAREOS Director Job processing routines
*
* Kern Sibbald, October MM
*/
#include "bareos.h"
#include "dird.h"
/* Forward referenced subroutines */
static void *job_thread(void *arg);
static void job_monitor_watchdog(watchdog_t *self);
static void job_monitor_destructor(watchdog_t *self);
static bool job_check_maxwaittime(JCR *jcr);
static bool job_check_maxruntime(JCR *jcr);
static bool job_check_maxrunschedtime(JCR *jcr);
/* Imported subroutines */
/* Imported variables */
jobq_t job_queue;
void init_job_server(int max_workers)
{
int status;
watchdog_t *wd;
if ((status = jobq_init(&job_queue, max_workers, job_thread)) != 0) {
berrno be;
Emsg1(M_ABORT, 0, _("Could not init job queue: ERR=%s\n"), be.bstrerror(status));
}
wd = new_watchdog();
wd->callback = job_monitor_watchdog;
wd->destructor = job_monitor_destructor;
wd->one_shot = false;
wd->interval = 60;
wd->data = new_control_jcr("*JobMonitor*", JT_SYSTEM);
register_watchdog(wd);
}
void term_job_server()
{
jobq_destroy(&job_queue); /* ignore any errors */
}
/*
* Run a job -- typically called by the scheduler, but may also
* be called by the UA (Console program).
*
* Returns: 0 on failure
* JobId on success
*/
JobId_t run_job(JCR *jcr)
{
int status;
if (setup_job(jcr)) {
Dmsg0(200, "Add jrc to work queue\n");
/*
* Queue the job to be run
*/
if ((status = jobq_add(&job_queue, jcr)) != 0) {
berrno be;
Jmsg(jcr, M_FATAL, 0, _("Could not add job queue: ERR=%s\n"), be.bstrerror(status));
return 0;
}
return jcr->JobId;
}
return 0;
}
bool setup_job(JCR *jcr, bool suppress_output)
{
int errstat;
jcr->lock();
Dsm_check(100);
/*
* See if we should suppress all output.
*/
if (!suppress_output) {
init_msg(jcr, jcr->res.messages, job_code_callback_director);
} else {
jcr->suppress_output = true;
}
/*
* Initialize termination condition variable
*/
if ((errstat = pthread_cond_init(&jcr->term_wait, NULL)) != 0) {
berrno be;
Jmsg1(jcr, M_FATAL, 0, _("Unable to init job cond variable: ERR=%s\n"), be.bstrerror(errstat));
jcr->unlock();
goto bail_out;
}
jcr->term_wait_inited = true;
/*
* Initialize nextrun ready condition variable
*/
if ((errstat = pthread_cond_init(&jcr->nextrun_ready, NULL)) != 0) {
berrno be;
Jmsg1(jcr, M_FATAL, 0, _("Unable to init job nextrun cond variable: ERR=%s\n"), be.bstrerror(errstat));
jcr->unlock();
goto bail_out;
}
jcr->nextrun_ready_inited = true;
create_unique_job_name(jcr, jcr->res.job->name());
jcr->setJobStatus(JS_Created);
jcr->unlock();
/*
* Open database
*/
Dmsg0(100, "Open database\n");
jcr->db = db_sql_get_pooled_connection(jcr,
jcr->res.catalog->db_driver,
jcr->res.catalog->db_name,
jcr->res.catalog->db_user,
jcr->res.catalog->db_password.value,
jcr->res.catalog->db_address,
jcr->res.catalog->db_port,
jcr->res.catalog->db_socket,
jcr->res.catalog->mult_db_connections,
jcr->res.catalog->disable_batch_insert,
jcr->res.catalog->try_reconnect,
jcr->res.catalog->exit_on_fatal);
if (jcr->db == NULL) {
Jmsg(jcr, M_FATAL, 0, _("Could not open database \"%s\".\n"), jcr->res.catalog->db_name);
goto bail_out;
}
Dmsg0(150, "DB opened\n");
if (!jcr->fname) {
jcr->fname = get_pool_memory(PM_FNAME);
}
if (!jcr->res.pool_source) {
jcr->res.pool_source = get_pool_memory(PM_MESSAGE);
pm_strcpy(jcr->res.pool_source, _("unknown source"));
}
if (!jcr->res.npool_source) {
jcr->res.npool_source = get_pool_memory(PM_MESSAGE);
pm_strcpy(jcr->res.npool_source, _("unknown source"));
}
if (jcr->JobReads()) {
if (!jcr->res.rpool_source) {
jcr->res.rpool_source = get_pool_memory(PM_MESSAGE);
pm_strcpy(jcr->res.rpool_source, _("unknown source"));
}
}
/*
* Create Job record
*/
init_jcr_job_record(jcr);
if (jcr->res.client) {
if (!get_or_create_client_record(jcr)) {
goto bail_out;
}
}
if (!db_create_job_record(jcr, jcr->db, &jcr->jr)) {
Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
goto bail_out;
}
jcr->JobId = jcr->jr.JobId;
Dmsg4(100, "Created job record JobId=%d Name=%s Type=%c Level=%c\n",
jcr->JobId, jcr->Job, jcr->jr.JobType, jcr->jr.JobLevel);
new_plugins(jcr); /* instantiate plugins for this jcr */
dispatch_new_plugin_options(jcr);
generate_plugin_event(jcr, bDirEventJobStart);
if (job_canceled(jcr)) {
goto bail_out;
}
if (jcr->JobReads() && !jcr->res.rstorage) {
if (jcr->res.job->storage) {
copy_rwstorage(jcr, jcr->res.job->storage, _("Job resource"));
} else {
copy_rwstorage(jcr, jcr->res.job->pool->storage, _("Pool resource"));
}
}
if (!jcr->JobReads()) {
free_rstorage(jcr);
}
/*
* Now, do pre-run stuff, like setting job level (Inc/diff, ...)
* this allows us to setup a proper job start record for restarting
* in case of later errors.
*/
switch (jcr->getJobType()) {
case JT_BACKUP:
if (!jcr->is_JobLevel(L_VIRTUAL_FULL)) {
if (get_or_create_fileset_record(jcr)) {
/*
* See if we need to upgrade the level. If get_level_since_time returns true
* it has updated the level of the backup and we run apply_pool_overrides
* with the force flag so the correct pool (full, diff, incr) is selected.
* For all others we respect any set ignore flags.
*/
if (get_level_since_time(jcr)) {
apply_pool_overrides(jcr, true);
} else {
apply_pool_overrides(jcr, false);
}
} else {
goto bail_out;
}
}
switch (jcr->getJobProtocol()) {
case PT_NDMP:
if (!do_ndmp_backup_init(jcr)) {
ndmp_backup_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
break;
default:
if (jcr->is_JobLevel(L_VIRTUAL_FULL)) {
if (!do_native_vbackup_init(jcr)) {
native_vbackup_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
} else {
if (!do_native_backup_init(jcr)) {
native_backup_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
}
break;
}
break;
case JT_VERIFY:
if (!do_verify_init(jcr)) {
verify_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
break;
case JT_RESTORE:
switch (jcr->getJobProtocol()) {
case PT_NDMP:
if (!do_ndmp_restore_init(jcr)) {
ndmp_restore_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
break;
default:
/*
* Any non NDMP restore is not interested at the items
* that were selected for restore so drop them now.
*/
if (jcr->restore_tree_root) {
free_tree(jcr->restore_tree_root);
jcr->restore_tree_root = NULL;
}
if (!do_native_restore_init(jcr)) {
native_restore_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
break;
}
break;
case JT_ADMIN:
if (!do_admin_init(jcr)) {
admin_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
break;
case JT_ARCHIVE:
if (!do_archive_init(jcr)) {
archive_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
break;
case JT_COPY:
case JT_MIGRATE:
if (!do_migration_init(jcr)) {
migration_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
/*
* If there is nothing to do the do_migration_init() function will set
* the termination status to JS_Terminated.
*/
if (job_terminated_successfully(jcr)) {
migration_cleanup(jcr, jcr->getJobStatus());
goto bail_out;
}
break;
case JT_CONSOLIDATE:
if (!do_consolidate_init(jcr)) {
consolidate_cleanup(jcr, JS_ErrorTerminated);
goto bail_out;
}
/*
* If there is nothing to do the do_consolidation_init() function will set
* the termination status to JS_Terminated.
*/
if (job_terminated_successfully(jcr)) {
consolidate_cleanup(jcr, jcr->getJobStatus());
goto bail_out;
}
break;
default:
Pmsg1(0, _("Unimplemented job type: %d\n"), jcr->getJobType());
jcr->setJobStatus(JS_ErrorTerminated);
goto bail_out;
}
generate_plugin_event(jcr, bDirEventJobInit);
Dsm_check(100);
return true;
bail_out:
return false;
}
bool is_connecting_to_client_allowed(CLIENTRES *res)
{
return res->conn_from_dir_to_fd;
}
bool is_connecting_to_client_allowed(JCR *jcr)
{
return is_connecting_to_client_allowed(jcr->res.client);
}
bool is_connect_from_client_allowed(CLIENTRES *res)
{
return res->conn_from_fd_to_dir;
}
bool is_connect_from_client_allowed(JCR *jcr)
{
return is_connect_from_client_allowed(jcr->res.client);
}
bool use_waiting_client(JCR *jcr, int timeout)
{
bool result = false;
CONNECTION *connection = NULL;
CONNECTION_POOL *connections = get_client_connections();
if (!is_connect_from_client_allowed(jcr)) {
Dmsg1(120, "Client Initiated Connection from \"%s\" is not allowed.\n", jcr->res.client->name());
} else {
connection = connections->remove(jcr->res.client->name(), timeout);
if (connection) {
jcr->file_bsock = connection->bsock();
jcr->FDVersion = connection->protocol_version();
jcr->authenticated = connection->authenticated();
delete(connection);
Jmsg(jcr, M_INFO, 0, _("Using Client Initiated Connection (%s).\n"), jcr->res.client->name());
result = true;
}
}
return result;
}
void update_job_end(JCR *jcr, int TermCode)
{
dequeue_messages(jcr); /* display any queued messages */
jcr->setJobStatus(TermCode);
update_job_end_record(jcr);
}
/*
* This is the engine called by jobq.c:jobq_add() when we were pulled from the work queue.
*
* At this point, we are running in our own thread and all necessary resources are
* allocated -- see jobq.c
*/
static void *job_thread(void *arg)
{
JCR *jcr = (JCR *)arg;
pthread_detach(pthread_self());
Dsm_check(100);
Dmsg0(200, "=====Start Job=========\n");
jcr->setJobStatus(JS_Running); /* this will be set only if no error */
jcr->start_time = time(NULL); /* set the real start time */
jcr->jr.StartTime = jcr->start_time;
/*
* Let the statistics subsystem know a new Job was started.
*/
stats_job_started();
if (jcr->res.job->MaxStartDelay != 0 && jcr->res.job->MaxStartDelay <
(utime_t)(jcr->start_time - jcr->sched_time)) {
jcr->setJobStatus(JS_Canceled);
Jmsg(jcr, M_FATAL, 0, _("Job canceled because max start delay time exceeded.\n"));
}
if (job_check_maxrunschedtime(jcr)) {
jcr->setJobStatus(JS_Canceled);
Jmsg(jcr, M_FATAL, 0, _("Job canceled because max run sched time exceeded.\n"));
}
/*
* TODO : check if it is used somewhere
*/
if (jcr->res.job->RunScripts == NULL) {
Dmsg0(200, "Warning, job->RunScripts is empty\n");
jcr->res.job->RunScripts = New(alist(10, not_owned_by_alist));
}
if (!db_update_job_start_record(jcr, jcr->db, &jcr->jr)) {
Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
}
/*
* Run any script BeforeJob on dird
*/
run_scripts(jcr, jcr->res.job->RunScripts, "BeforeJob");
/*
* We re-update the job start record so that the start time is set after the run before job.
* This avoids that any files created by the run before job will be saved twice. They will
* be backed up in the current job, but not in the next one unless they are changed.
*
* Without this, they will be backed up in this job and in the next job run because in that
* case, their date is after the start of this run.
*/
jcr->start_time = time(NULL);
jcr->jr.StartTime = jcr->start_time;
if (!db_update_job_start_record(jcr, jcr->db, &jcr->jr)) {
Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
}
generate_plugin_event(jcr, bDirEventJobRun);
switch (jcr->getJobType()) {
case JT_BACKUP:
switch (jcr->getJobProtocol()) {
case PT_NDMP:
if (!job_canceled(jcr)) {
if (do_ndmp_backup(jcr)) {
do_autoprune(jcr);
} else {
ndmp_backup_cleanup(jcr, JS_ErrorTerminated);
}
} else {
ndmp_backup_cleanup(jcr, JS_Canceled);
}
break;
default:
if (!job_canceled(jcr)) {
if (jcr->is_JobLevel(L_VIRTUAL_FULL)) {
if (do_native_vbackup(jcr)) {
do_autoprune(jcr);
} else {
native_vbackup_cleanup(jcr, JS_ErrorTerminated);
}
} else {
if (do_native_backup(jcr)) {
do_autoprune(jcr);
} else {
native_backup_cleanup(jcr, JS_ErrorTerminated);
}
}
} else {
if (jcr->is_JobLevel(L_VIRTUAL_FULL)) {
native_vbackup_cleanup(jcr, JS_Canceled);
} else {
native_backup_cleanup(jcr, JS_Canceled);
}
}
break;
}
break;
case JT_VERIFY:
if (!job_canceled(jcr)) {
if (do_verify(jcr)) {
do_autoprune(jcr);
} else {
verify_cleanup(jcr, JS_ErrorTerminated);
}
} else {
verify_cleanup(jcr, JS_Canceled);
}
break;
case JT_RESTORE:
switch (jcr->getJobProtocol()) {
case PT_NDMP:
if (!job_canceled(jcr)) {
if (do_ndmp_restore(jcr)) {
do_autoprune(jcr);
} else {
ndmp_restore_cleanup(jcr, JS_ErrorTerminated);
}
} else {
ndmp_restore_cleanup(jcr, JS_Canceled);
}
break;
default:
if (!job_canceled(jcr)) {
if (do_native_restore(jcr)) {
do_autoprune(jcr);
} else {
native_restore_cleanup(jcr, JS_ErrorTerminated);
}
} else {
native_restore_cleanup(jcr, JS_Canceled);
}
break;
}
break;
case JT_ADMIN:
if (!job_canceled(jcr)) {
if (do_admin(jcr)) {
do_autoprune(jcr);
} else {
admin_cleanup(jcr, JS_ErrorTerminated);
}
} else {
admin_cleanup(jcr, JS_Canceled);
}
break;
case JT_ARCHIVE:
if (!job_canceled(jcr)) {
if (do_archive(jcr)) {
do_autoprune(jcr);
} else {
archive_cleanup(jcr, JS_ErrorTerminated);
}
} else {
archive_cleanup(jcr, JS_Canceled);
}
break;
case JT_COPY:
case JT_MIGRATE:
if (!job_canceled(jcr)) {
if (do_migration(jcr)) {
do_autoprune(jcr);
} else {
migration_cleanup(jcr, JS_ErrorTerminated);
}
} else {
migration_cleanup(jcr, JS_Canceled);
}
break;
case JT_CONSOLIDATE:
if (!job_canceled(jcr)) {
if (do_consolidate(jcr)) {
do_autoprune(jcr);
} else {
consolidate_cleanup(jcr, JS_ErrorTerminated);
}
} else {
consolidate_cleanup(jcr, JS_Canceled);
}
break;
default:
Pmsg1(0, _("Unimplemented job type: %d\n"), jcr->getJobType());
break;
}
/*
* Check for subscriptions and issue a warning when exceeded.
*/
if (me->subscriptions &&
me->subscriptions < me->subscriptions_used) {
Jmsg(jcr, M_WARNING, 0, _("Subscriptions exceeded: (used/total) (%d/%d)\n"),
me->subscriptions_used, me->subscriptions);
}
run_scripts(jcr, jcr->res.job->RunScripts, "AfterJob");
/*
* Send off any queued messages
*/
if (jcr->msg_queue && jcr->msg_queue->size() > 0) {
dequeue_messages(jcr);
}
generate_plugin_event(jcr, bDirEventJobEnd);
Dmsg1(50, "======== End Job stat=%c ==========\n", jcr->JobStatus);
Dsm_check(100);
return NULL;
}
void sd_msg_thread_send_signal(JCR *jcr, int sig)
{
jcr->lock();
if (!jcr->sd_msg_thread_done &&
jcr->SD_msg_chan_started &&
!pthread_equal(jcr->SD_msg_chan, pthread_self())) {
Dmsg1(800, "Send kill to SD msg chan jid=%d\n", jcr->JobId);
pthread_kill(jcr->SD_msg_chan, sig);
}
jcr->unlock();
}
/*
* Cancel a job -- typically called by the UA (Console program), but may also
* be called by the job watchdog.
*
* Returns: true if cancel appears to be successful
* false on failure. Message sent to ua->jcr.
*/
bool cancel_job(UAContext *ua, JCR *jcr)
{
char ed1[50];
int32_t old_status = jcr->JobStatus;
jcr->setJobStatus(JS_Canceled);
switch (old_status) {
case JS_Created:
case JS_WaitJobRes:
case JS_WaitClientRes:
case JS_WaitStoreRes:
case JS_WaitPriority:
case JS_WaitMaxJobs:
case JS_WaitStartTime:
ua->info_msg(_("JobId %s, Job %s marked to be canceled.\n"),
edit_uint64(jcr->JobId, ed1), jcr->Job);
jobq_remove(&job_queue, jcr); /* attempt to remove it from queue */
break;
default:
/*
* Cancel File daemon
*/
if (jcr->file_bsock) {
if (!cancel_file_daemon_job(ua, jcr)) {
return false;
}
}
/*
* Cancel Storage daemon
*/
if (jcr->store_bsock) {
if (!cancel_storage_daemon_job(ua, jcr)) {
return false;
}
}
/*
* Cancel second Storage daemon for SD-SD replication.
*/
if (jcr->mig_jcr && jcr->mig_jcr->store_bsock) {
if (!cancel_storage_daemon_job(ua, jcr->mig_jcr)) {
return false;
}
}
break;
}
run_scripts(jcr, jcr->res.job->RunScripts, "AfterJob");
return true;
}
static void job_monitor_destructor(watchdog_t *self)
{
JCR *control_jcr = (JCR *)self->data;
free_jcr(control_jcr);
}
static void job_monitor_watchdog(watchdog_t *self)
{
JCR *control_jcr, *jcr;
control_jcr = (JCR *)self->data;
Dsm_check(100);
Dmsg1(800, "job_monitor_watchdog %p called\n", self);
foreach_jcr(jcr) {
bool cancel = false;
if (jcr->JobId == 0 || job_canceled(jcr) || jcr->no_maxtime) {
Dmsg2(800, "Skipping JCR=%p Job=%s\n", jcr, jcr->Job);
continue;
}
/* check MaxWaitTime */
if (job_check_maxwaittime(jcr)) {
jcr->setJobStatus(JS_Canceled);
Qmsg(jcr, M_FATAL, 0, _("Max wait time exceeded. Job canceled.\n"));
cancel = true;
/* check MaxRunTime */
} else if (job_check_maxruntime(jcr)) {
jcr->setJobStatus(JS_Canceled);
Qmsg(jcr, M_FATAL, 0, _("Max run time exceeded. Job canceled.\n"));
cancel = true;
/* check MaxRunSchedTime */
} else if (job_check_maxrunschedtime(jcr)) {
jcr->setJobStatus(JS_Canceled);
Qmsg(jcr, M_FATAL, 0, _("Max run sched time exceeded. Job canceled.\n"));
cancel = true;
}
if (cancel) {
Dmsg3(800, "Cancelling JCR %p jobid %d (%s)\n", jcr, jcr->JobId, jcr->Job);
UAContext *ua = new_ua_context(jcr);
ua->jcr = control_jcr;
cancel_job(ua, jcr);
free_ua_context(ua);
Dmsg2(800, "Have cancelled JCR %p Job=%d\n", jcr, jcr->JobId);
}
}
/* Keep reference counts correct */
endeach_jcr(jcr);
}
/*
* Check if the maxwaittime has expired and it is possible
* to cancel the job.
*/
static bool job_check_maxwaittime(JCR *jcr)
{
bool cancel = false;
JOBRES *job = jcr->res.job;
utime_t current=0;
if (!job_waiting(jcr)) {
return false;
}
if (jcr->wait_time) {
current = watchdog_time - jcr->wait_time;
}
Dmsg2(200, "check maxwaittime %u >= %u\n",
current + jcr->wait_time_sum, job->MaxWaitTime);
if (job->MaxWaitTime != 0 &&
(current + jcr->wait_time_sum) >= job->MaxWaitTime) {
cancel = true;
}
return cancel;
}
/*
* Check if maxruntime has expired and if the job can be
* canceled.
*/
static bool job_check_maxruntime(JCR *jcr)
{
bool cancel = false;
JOBRES *job = jcr->res.job;
utime_t run_time;
if (job_canceled(jcr) || !jcr->job_started) {
return false;
}
if (job->MaxRunTime == 0 && job->FullMaxRunTime == 0 &&
job->IncMaxRunTime == 0 && job->DiffMaxRunTime == 0) {
return false;
}
run_time = watchdog_time - jcr->start_time;
Dmsg7(200, "check_maxruntime %llu-%u=%llu >= %llu|%llu|%llu|%llu\n",
watchdog_time, jcr->start_time, run_time, job->MaxRunTime, job->FullMaxRunTime,
job->IncMaxRunTime, job->DiffMaxRunTime);
if (jcr->getJobLevel() == L_FULL && job->FullMaxRunTime != 0 &&
run_time >= job->FullMaxRunTime) {
Dmsg0(200, "check_maxwaittime: FullMaxcancel\n");
cancel = true;
} else if (jcr->getJobLevel() == L_DIFFERENTIAL && job->DiffMaxRunTime != 0 &&
run_time >= job->DiffMaxRunTime) {
Dmsg0(200, "check_maxwaittime: DiffMaxcancel\n");
cancel = true;
} else if (jcr->getJobLevel() == L_INCREMENTAL && job->IncMaxRunTime != 0 &&
run_time >= job->IncMaxRunTime) {
Dmsg0(200, "check_maxwaittime: IncMaxcancel\n");
cancel = true;
} else if (job->MaxRunTime > 0 && run_time >= job->MaxRunTime) {
Dmsg0(200, "check_maxwaittime: Maxcancel\n");
cancel = true;
}
return cancel;
}
/*
* Check if MaxRunSchedTime has expired and if the job can be
* canceled.
*/
static bool job_check_maxrunschedtime(JCR *jcr)
{
if (jcr->MaxRunSchedTime == 0 || job_canceled(jcr)) {
return false;
}
if ((watchdog_time - jcr->initial_sched_time) < jcr->MaxRunSchedTime) {
Dmsg3(200, "Job %p (%s) with MaxRunSchedTime %d not expired\n",
jcr, jcr->Job, jcr->MaxRunSchedTime);
return false;
}
return true;
}
/*
* Get or create a Pool record with the given name.
* Returns: 0 on error
* poolid if OK
*/
DBId_t get_or_create_pool_record(JCR *jcr, char *pool_name)
{
POOL_DBR pr;
memset(&pr, 0, sizeof(pr));
bstrncpy(pr.Name, pool_name, sizeof(pr.Name));
Dmsg1(110, "get_or_create_pool=%s\n", pool_name);
while (!db_get_pool_record(jcr, jcr->db, &pr)) { /* get by Name */
/* Try to create the pool */
if (create_pool(jcr, jcr->db, jcr->res.pool, POOL_OP_CREATE) < 0) {
Jmsg(jcr, M_FATAL, 0, _("Pool \"%s\" not in database. ERR=%s"), pr.Name,
db_strerror(jcr->db));
return 0;
} else {
Jmsg(jcr, M_INFO, 0, _("Created database record for Pool \"%s\".\n"), pr.Name);
}
}
return pr.PoolId;
}
/*
* Check for duplicate jobs.
* Returns: true if current job should continue
* false if current job should terminate
*/
bool allow_duplicate_job(JCR *jcr)
{
JCR *djcr; /* possible duplicate job */
JOBRES *job = jcr->res.job;
bool cancel_dup = false;
bool cancel_me = false;
/*
* See if AllowDuplicateJobs is set or
* if duplicate checking is disabled for this job.
*/
if (job->AllowDuplicateJobs || jcr->IgnoreDuplicateJobChecking) {
return true;
}
Dmsg0(800, "Enter allow_duplicate_job\n");
/*
* After this point, we do not want to allow any duplicate
* job to run.
*/
foreach_jcr(djcr) {
if (jcr == djcr || djcr->JobId == 0) {
continue; /* do not cancel this job or consoles */
}
/*
* See if this Job has the IgnoreDuplicateJobChecking flag set, ignore it
* for any checking against other jobs.
*/
if (djcr->IgnoreDuplicateJobChecking) {
continue;
}
if (bstrcmp(job->name(), djcr->res.job->name())) {
if (job->DuplicateJobProximity > 0) {
utime_t now = (utime_t)time(NULL);
if ((now - djcr->start_time) > job->DuplicateJobProximity) {
continue; /* not really a duplicate */
}
}
if (job->CancelLowerLevelDuplicates &&
djcr->is_JobType(JT_BACKUP) && jcr->is_JobType(JT_BACKUP)) {
switch (jcr->getJobLevel()) {
case L_FULL:
if (djcr->getJobLevel() == L_DIFFERENTIAL ||
djcr->getJobLevel() == L_INCREMENTAL) {
cancel_dup = true;
}
break;
case L_DIFFERENTIAL:
if (djcr->getJobLevel() == L_INCREMENTAL) {
cancel_dup = true;
}
if (djcr->getJobLevel() == L_FULL) {
cancel_me = true;
}
break;
case L_INCREMENTAL:
if (djcr->getJobLevel() == L_FULL ||
djcr->getJobLevel() == L_DIFFERENTIAL) {
cancel_me = true;
}
}
/*
* cancel_dup will be done below
*/
if (cancel_me) {
/* Zap current job */
jcr->setJobStatus(JS_Canceled);
Jmsg(jcr, M_FATAL, 0, _("JobId %d already running. Duplicate job not allowed.\n"),
djcr->JobId);
break; /* get out of foreach_jcr */
}
}
/*
* Cancel one of the two jobs (me or dup)
* If CancelQueuedDuplicates is set do so only if job is queued.
*/
if (job->CancelQueuedDuplicates) {
switch (djcr->JobStatus) {
case JS_Created:
case JS_WaitJobRes:
case JS_WaitClientRes:
case JS_WaitStoreRes:
case JS_WaitPriority:
case JS_WaitMaxJobs:
case JS_WaitStartTime:
cancel_dup = true; /* cancel queued duplicate */
break;
default:
break;
}
}
if (cancel_dup || job->CancelRunningDuplicates) {
/*
* Zap the duplicated job djcr
*/
UAContext *ua = new_ua_context(jcr);
Jmsg(jcr, M_INFO, 0, _("Cancelling duplicate JobId=%d.\n"), djcr->JobId);
cancel_job(ua, djcr);
bmicrosleep(0, 500000);
djcr->setJobStatus(JS_Canceled);
cancel_job(ua, djcr);
free_ua_context(ua);
Dmsg2(800, "Cancel dup %p JobId=%d\n", djcr, djcr->JobId);
} else {
/*
* Zap current job
*/
jcr->setJobStatus(JS_Canceled);
Jmsg(jcr, M_FATAL, 0, _("JobId %d already running. Duplicate job not allowed.\n"),
djcr->JobId);
Dmsg2(800, "Cancel me %p JobId=%d\n", jcr, jcr->JobId);
}
Dmsg4(800, "curJobId=%d use_cnt=%d dupJobId=%d use_cnt=%d\n",
jcr->JobId, jcr->use_count(), djcr->JobId, djcr->use_count());
break; /* did our work, get out of foreach loop */
}
}
endeach_jcr(djcr);
return true;
}
/*
* This subroutine edits the last job start time into a