Example #1
0
/*
 * Given a JobId, find the JCR
 *   Returns: jcr on success
 *            NULL on failure
 */
JCR *get_jcr_by_id(uint32_t JobId)
{
   JCR *jcr;

   foreach_jcr(jcr) {
      if (jcr->JobId == JobId) {
         jcr->inc_use_count();
         Dmsg3(dbglvl, "Inc get_jcr jid=%u use_count=%d Job=%s\n", 
            jcr->JobId, jcr->use_count(), jcr->Job);
         break;
      }
   }
   endeach_jcr(jcr);
   return jcr;
}
Example #2
0
/*
 * !!! WARNING !!!
 *
 * This function should be used ONLY after a fatal signal. We walk through the
 * JCR chain without doing any lock, BAREOS should not be running.
 */
void dbg_print_jcr(FILE *fp)
{
    char buf1[128], buf2[128], buf3[128], buf4[128];
    if (!jcrs) {
        return;
    }

    fprintf(fp, "Attempt to dump current JCRs. njcrs=%d\n", jcrs->size());

    for (JCR *jcr = (JCR *)jcrs->first(); jcr ; jcr = (JCR *)jcrs->next(jcr)) {
#ifdef HAVE_WIN32
        fprintf(fp, "threadid=%p JobId=%d JobStatus=%c jcr=%p name=%s\n",
                (void *)&jcr->my_thread_id, (int)jcr->JobId,
                jcr->JobStatus, jcr, jcr->Job);
        fprintf(fp, "threadid=%p killable=%d JobId=%d JobStatus=%c "
                "jcr=%p name=%s\n",
                (void *)&jcr->my_thread_id, jcr->is_killable(),
                (int)jcr->JobId, jcr->JobStatus, jcr, jcr->Job);
#else
        fprintf(fp, "threadid=%p JobId=%d JobStatus=%c jcr=%p name=%s\n",
                (void *)jcr->my_thread_id, (int)jcr->JobId,
                jcr->JobStatus, jcr, jcr->Job);
        fprintf(fp, "threadid=%p killable=%d JobId=%d JobStatus=%c "
                "jcr=%p name=%s\n",
                (void *)jcr->my_thread_id, jcr->is_killable(),
                (int)jcr->JobId, jcr->JobStatus, jcr, jcr->Job);
#endif
        fprintf(fp, "\tuse_count=%i\n", jcr->use_count());
        fprintf(fp, "\tJobType=%c JobLevel=%c\n",
                jcr->getJobType(), jcr->getJobLevel());
        bstrftime(buf1, sizeof(buf1), jcr->sched_time);
        bstrftime(buf2, sizeof(buf2), jcr->start_time);
        bstrftime(buf3, sizeof(buf3), jcr->end_time);
        bstrftime(buf4, sizeof(buf4), jcr->wait_time);
        fprintf(fp, "\tsched_time=%s start_time=%s\n\tend_time=%s wait_time=%s\n",
                buf1, buf2, buf3, buf4);
        fprintf(fp, "\tdb=%p db_batch=%p batch_started=%i\n",
                jcr->db, jcr->db_batch, jcr->batch_started);

        /*
         * Call all the jcr debug hooks
         */
        for(int i=0; i < dbg_jcr_handler_count; i++) {
            dbg_jcr_hook_t *hook = dbg_jcr_hooks[i];
            hook(jcr, fp);
        }
    }
}
Example #3
0
/*
 * Given a SessionId and SessionTime, find the JCR
 *
 * Returns: jcr on success
 *          NULL on failure
 */
JCR *get_jcr_by_session(uint32_t SessionId, uint32_t SessionTime)
{
    JCR *jcr;

    foreach_jcr(jcr) {
        if (jcr->VolSessionId == SessionId &&
                jcr->VolSessionTime == SessionTime) {
            jcr->inc_use_count();
            Dmsg3(dbglvl, "Inc get_jcr jid=%u use_count=%d Job=%s\n",
                  jcr->JobId, jcr->use_count(), jcr->Job);
            break;
        }
    }
    endeach_jcr(jcr);
    return jcr;
}
Example #4
0
/*
 * Given a Job, find the JCR requires an exact match of names.
 *
 * Returns: jcr on success
 *          NULL on failure
 */
JCR *get_jcr_by_full_name(char *Job)
{
    JCR *jcr;

    if (!Job) {
        return NULL;
    }
    foreach_jcr(jcr) {
        if (bstrcmp(jcr->Job, Job)) {
            jcr->inc_use_count();
            Dmsg3(dbglvl, "Inc get_jcr jid=%u use_count=%d Job=%s\n",
                  jcr->JobId, jcr->use_count(), jcr->Job);
            break;
        }
    }
    endeach_jcr(jcr);
    return jcr;
}
Example #5
0
/*
 * Get next jcr from chain, and release current one
 */
JCR *jcr_walk_next(JCR *prev_jcr)
{
    JCR *jcr;

    lock_jcr_chain();
    jcr = (JCR *)jcrs->next(prev_jcr);
    if (jcr) {
        jcr->inc_use_count();
        if (jcr->JobId > 0) {
            Dmsg3(dbglvl, "Inc walk_next jid=%u use_count=%d Job=%s\n",
                  jcr->JobId, jcr->use_count(), jcr->Job);
        }
    }
    unlock_jcr_chain();
    if (prev_jcr) {
        free_jcr(prev_jcr);
    }
    return jcr;
}
Example #6
0
/*
 * Given a Job, find the JCR compares on the number of
 * characters in Job thus allowing partial matches.
 *
 * Returns: jcr on success
 *          NULL on failure
 */
JCR *get_jcr_by_partial_name(char *Job)
{
    JCR *jcr;
    int len;

    if (!Job) {
        return NULL;
    }
    len = strlen(Job);
    foreach_jcr(jcr) {
        if (bstrncmp(Job, jcr->Job, len)) {
            jcr->inc_use_count();
            Dmsg3(dbglvl, "Inc get_jcr jid=%u use_count=%d Job=%s\n",
                  jcr->JobId, jcr->use_count(), jcr->Job);
            break;
        }
    }
    endeach_jcr(jcr);
    return jcr;
}
Example #7
0
/*
 * 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->getJobType() == 'B' && jcr->getJobType() == 'B') {
            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;
}