/
job.c
2185 lines (1978 loc) · 64.6 KB
/
job.c
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/*
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) 2013-2013 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->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_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;
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;
}
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_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;
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
* "since=date/time" buffer that is returned in the
* variable since. This is used for display purposes in
* the job report. The time in jcr->stime is later
* passed to tell the File daemon what to do.
*/
bool get_level_since_time(JCR *jcr)
{
int JobLevel;
bool have_full;
bool do_full = false;
bool do_vfull = false;
bool do_diff = false;
bool pool_updated = false;
utime_t now;
utime_t last_full_time = 0;
utime_t last_diff_time;
char prev_job[MAX_NAME_LENGTH];
jcr->since[0] = 0;
/*
* If job cloned and a since time already given, use it
*/
if (jcr->cloned && jcr->stime && jcr->stime[0]) {
bstrncpy(jcr->since, _(", since="), sizeof(jcr->since));
bstrncat(jcr->since, jcr->stime, sizeof(jcr->since));
return pool_updated;
}
/*
* Make sure stime buffer is allocated
*/
if (!jcr->stime) {
jcr->stime = get_pool_memory(PM_MESSAGE);
}
jcr->PrevJob[0] = 0;
jcr->stime[0] = 0;
/*
* Lookup the last FULL backup job to get the time/date for a
* differential or incremental save.
*/
JobLevel = jcr->getJobLevel();
switch (JobLevel) {
case L_DIFFERENTIAL:
case L_INCREMENTAL:
POOLMEM *stime = get_pool_memory(PM_MESSAGE);
/*
* Look up start time of last Full job
*/
now = (utime_t)time(NULL);
jcr->jr.JobId = 0; /* flag to return since time */
/*
* This is probably redundant, but some of the code below
* uses jcr->stime, so don't remove unless you are sure.
*/
if (!db_find_job_start_time(jcr,jcr->db, &jcr->jr, &jcr->stime, jcr->PrevJob)) {
do_full = true;
}
have_full = db_find_last_job_start_time(jcr, jcr->db, &jcr->jr,
&stime, prev_job, L_FULL);
if (have_full) {
last_full_time = str_to_utime(stime);
} else {
do_full = true; /* No full, upgrade to one */
}
Dmsg4(50, "have_full=%d do_full=%d now=%lld full_time=%lld\n", have_full,
do_full, now, last_full_time);
/*
* Make sure the last diff is recent enough
*/
if (have_full && JobLevel == L_INCREMENTAL && jcr->res.job->MaxDiffInterval > 0) {
/*
* Lookup last diff job
*/
if (db_find_last_job_start_time(jcr, jcr->db, &jcr->jr,
&stime, prev_job, L_DIFFERENTIAL)) {
last_diff_time = str_to_utime(stime);
/*
* If no Diff since Full, use Full time
*/