/*
* Auto Prune Jobs and Files. This is called at the end of every
* Job. We do not prune volumes here.
*/
void do_autoprune(JCR *jcr)
{
UAContext *ua;
JOBRES *job;
CLIENTRES *client;
POOLRES *pool;
bool pruned;
if (!jcr->res.client) { /* temp -- remove me */
return;
}
ua = new_ua_context(jcr);
job = jcr->res.job;
client = jcr->res.client;
pool = jcr->res.pool;
if (job->PruneJobs || client->AutoPrune) {
prune_jobs(ua, client, pool, jcr->getJobType());
pruned = true;
} else {
pruned = false;
}
if (job->PruneFiles || client->AutoPrune) {
prune_files(ua, client, pool);
pruned = true;
}
if (pruned) {
Jmsg(jcr, M_INFO, 0, _("End auto prune.\n\n"));
}
free_ua_context(ua);
return;
}
static bool create_bootstrap_file(JCR *jcr, char *jobids)
{
RESTORE_CTX rx;
UAContext *ua;
memset(&rx, 0, sizeof(rx));
rx.bsr = new_bsr();
ua = new_ua_context(jcr);
rx.JobIds = jobids;
if (!db_open_batch_connection(jcr, jcr->db)) {
Jmsg0(jcr, M_FATAL, 0, "Can't get batch sql connexion");
return false;
}
if (!db_get_file_list(jcr, jcr->db_batch, jobids, false /* don't use md5 */,
true /* use delta */,
insert_bootstrap_handler, (void *)rx.bsr)) {
Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db_batch));
}
complete_bsr(ua, rx.bsr);
jcr->ExpectedFiles = write_bsr_file(ua, rx);
if (debug_level >= 10) {
Dmsg1(000, "Found %d files to consolidate.\n", jcr->ExpectedFiles);
}
if (jcr->ExpectedFiles == 0) {
free_ua_context(ua);
free_bsr(rx.bsr);
return false;
}
free_ua_context(ua);
free_bsr(rx.bsr);
return true;
}
void cancel_storage_daemon_job(JCR *jcr)
{
if (jcr->sd_canceled) {
return; /* cancel only once */
}
UAContext *ua = new_ua_context(jcr);
JCR *control_jcr = new_control_jcr("*JobCancel*", JT_SYSTEM);
BSOCK *sd;
ua->jcr = control_jcr;
if (jcr->store_bsock) {
if (!ua->jcr->wstorage) {
if (jcr->rstorage) {
copy_wstorage(ua->jcr, jcr->rstorage, _("Job resource"));
} else {
copy_wstorage(ua->jcr, jcr->wstorage, _("Job resource"));
}
} else {
USTORE store;
if (jcr->rstorage) {
store.store = jcr->rstore;
} else {
store.store = jcr->wstore;
}
set_wstorage(ua->jcr, &store);
}
if (!connect_to_storage_daemon(ua->jcr, 10, SDConnectTimeout, 1)) {
goto bail_out;
}
Dmsg0(200, "Connected to storage daemon\n");
sd = ua->jcr->store_bsock;
sd->fsend("cancel Job=%s\n", jcr->Job);
while (sd->recv() >= 0) {
}
sd->signal(BNET_TERMINATE);
sd->close();
ua->jcr->store_bsock = NULL;
jcr->sd_canceled = true;
jcr->store_bsock->set_timed_out();
jcr->store_bsock->set_terminated();
sd_msg_thread_send_signal(jcr, TIMEOUT_SIGNAL);
jcr->my_thread_send_signal(TIMEOUT_SIGNAL);
}
bail_out:
free_jcr(control_jcr);
free_ua_context(ua);
}
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);
}
/* Run a Bacula job */
static PyObject *job_run(PyObject *self, PyObject *arg)
{
JCR *jcr;
char *item;
int stat;
if (!PyArg_ParseTuple(arg, "s:run", &item)) {
Dmsg0(000, "Error in ParseTuple\n");
return NULL;
}
/* Release lock due to recursion */
// PyEval_ReleaseLock();
jcr = get_jcr_from_PyObject(self);
UAContext *ua = new_ua_context(jcr);
ua->batch = true;
pm_strcpy(ua->cmd, item); /* copy command */
parse_ua_args(ua); /* parse command */
stat = run_cmd(ua, ua->cmd);
free_ua_context(ua);
// PyEval_AcquireLock();
return PyInt_FromLong((long)stat);
}
static PyObject *job_cancel(PyObject *self, PyObject *args)
{
JobId_t JobId = 0;
JCR *jcr;
bool found = false;
if (!PyArg_ParseTuple(args, "i:cancel", &JobId)) {
Dmsg0(000, "Parse tuple error in job_write\n");
return NULL;
}
foreach_jcr(jcr) {
if (jcr->JobId == 0) {
continue;
}
if (jcr->JobId == JobId) {
found = true;
break;
}
}
/* endeach_jcr(jcr) not needed because freed below */
if (!found) {
/* ***FIXME*** raise exception */
return NULL;
}
// PyEval_ReleaseLock();
UAContext *ua = new_ua_context(jcr);
ua->batch = true;
if (!cancel_job(ua, jcr)) {
/* ***FIXME*** raise exception */
return NULL;
}
free_ua_context(ua);
free_jcr(jcr);
// PyEval_AcquireLock();
Py_INCREF(Py_None);
return Py_None;
}
/*
* Open the bootstrap file and find the first Storage=
* Returns ok if able to open
*
* It fills the storage name (should be the first line)
* and the file descriptor to the bootstrap file,
* it should be used for next operations, and need to be
* closed at the end.
*/
bool open_bootstrap_file(JCR *jcr, bootstrap_info &info)
{
FILE *bs;
UAContext *ua;
info.bs = NULL;
info.ua = NULL;
if (!jcr->RestoreBootstrap) {
return false;
}
bstrncpy(info.storage, jcr->res.rstore->name(), MAX_NAME_LENGTH);
bs = fopen(jcr->RestoreBootstrap, "rb");
if (!bs) {
berrno be;
Jmsg(jcr, M_FATAL, 0, _("Could not open bootstrap file %s: ERR=%s\n"),
jcr->RestoreBootstrap, be.bstrerror());
jcr->setJobStatus(JS_ErrorTerminated);
return false;
}
ua = new_ua_context(jcr);
ua->cmd = check_pool_memory_size(ua->cmd, UA_CMD_SIZE + 1);
while (!fgets(ua->cmd, UA_CMD_SIZE, bs)) {
parse_ua_args(ua);
if (ua->argc != 1) {
continue;
}
if (bstrcasecmp(ua->argk[0], "Storage")) {
bstrncpy(info.storage, ua->argv[0], MAX_NAME_LENGTH);
break;
}
}
info.bs = bs;
info.ua = ua;
fseek(bs, 0, SEEK_SET); /* return to the top of the file */
return true;
}
/*
* Cancel a running job on a storage daemon. System invoked
* non interactive version this builds a ua context and calls
* the interactive one with the silent flag set.
*/
void cancel_storage_daemon_job(JCR *jcr)
{
UAContext *ua;
JCR *control_jcr;
if (jcr->sd_canceled) {
return; /* cancel only once */
}
ua = new_ua_context(jcr);
control_jcr = new_control_jcr("*JobCancel*", JT_SYSTEM);
ua->jcr = control_jcr;
if (jcr->store_bsock) {
if (!cancel_storage_daemon_job(ua, jcr, true)) {
goto bail_out;
}
}
bail_out:
free_jcr(control_jcr);
free_ua_context(ua);
}
/*
* Handle Director User Agent commands
*/
static void *handle_UA_client_request(void *arg)
{
int status;
UAContext *ua;
JCR *jcr;
BSOCK *user = (BSOCK *)arg;
pthread_detach(pthread_self());
jcr = new_control_jcr("-Console-", JT_CONSOLE);
ua = new_ua_context(jcr);
ua->UA_sock = user;
set_jcr_in_tsd(INVALID_JCR);
user->recv(); /* Get first message */
if (!authenticate_user_agent(ua)) {
goto getout;
}
while (!ua->quit) {
if (ua->api) {
user->signal(BNET_MAIN_PROMPT);
}
status = user->recv();
if (status >= 0) {
pm_strcpy(ua->cmd, ua->UA_sock->msg);
parse_ua_args(ua);
if (ua->argc > 0 && ua->argk[0][0] == '.') {
do_a_dot_command(ua);
} else {
do_a_command(ua);
}
dequeue_messages(ua->jcr);
if (!ua->quit) {
if (console_msg_pending && acl_access_ok(ua, Command_ACL, "messages")) {
if (ua->auto_display_messages) {
pm_strcpy(ua->cmd, "messages");
qmessages_cmd(ua, ua->cmd);
ua->user_notified_msg_pending = false;
} else if (!ua->gui && !ua->user_notified_msg_pending && console_msg_pending) {
if (ua->api) {
user->signal(BNET_MSGS_PENDING);
} else {
bsendmsg(ua, _("You have messages.\n"));
}
ua->user_notified_msg_pending = true;
}
}
if (!ua->api) {
user->signal(BNET_EOD); /* send end of command */
}
}
} else if (is_bnet_stop(user)) {
ua->quit = true;
} else { /* signal */
user->signal(BNET_POLL);
}
}
getout:
close_db(ua);
free_ua_context(ua);
free_jcr(jcr);
user->close();
delete user;
return NULL;
}
/*
* 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;
}
/*
* Prune at least one Volume in current Pool. This is called from
* catreq.c => next_vol.c when the Storage daemon is asking for another
* volume and no appendable volumes are available.
*
*/
void prune_volumes(JCR *jcr, bool InChanger,
MEDIA_DBR *mr, STORERES *store)
{
int i;
int count;
POOL_DBR spr;
UAContext *ua;
dbid_list ids;
struct del_ctx prune_list;
POOL_MEM query(PM_MESSAGE);
char ed1[50], ed2[100], ed3[50];
Dmsg1(100, "Prune volumes PoolId=%d\n", jcr->jr.PoolId);
if (!jcr->res.job->PruneVolumes && !jcr->res.pool->AutoPrune) {
Dmsg0(100, "AutoPrune not set in Pool.\n");
return;
}
memset(&prune_list, 0, sizeof(prune_list));
prune_list.max_ids = 10000;
prune_list.JobId = (JobId_t *)malloc(sizeof(JobId_t) * prune_list.max_ids);
ua = new_ua_context(jcr);
db_lock(jcr->db);
/* Edit PoolId */
edit_int64(mr->PoolId, ed1);
/*
* Get Pool record for Scratch Pool
*/
memset(&spr, 0, sizeof(spr));
bstrncpy(spr.Name, "Scratch", sizeof(spr.Name));
if (db_get_pool_record(jcr, jcr->db, &spr)) {
edit_int64(spr.PoolId, ed2);
bstrncat(ed2, ",", sizeof(ed2));
} else {
ed2[0] = 0;
}
if (mr->ScratchPoolId) {
edit_int64(mr->ScratchPoolId, ed3);
bstrncat(ed2, ed3, sizeof(ed2));
bstrncat(ed2, ",", sizeof(ed2));
}
Dmsg1(100, "Scratch pool(s)=%s\n", ed2);
/*
* ed2 ends up with scratch poolid and current poolid or
* just current poolid if there is no scratch pool
*/
bstrncat(ed2, ed1, sizeof(ed2));
/*
* Get the List of all media ids in the current Pool or whose
* RecyclePoolId is the current pool or the scratch pool
*/
const char *select = "SELECT DISTINCT MediaId,LastWritten FROM Media WHERE "
"(PoolId=%s OR RecyclePoolId IN (%s)) AND MediaType='%s' %s"
"ORDER BY LastWritten ASC,MediaId";
if (InChanger) {
char changer[100];
/* Ensure it is in this autochanger */
bsnprintf(changer, sizeof(changer), "AND InChanger=1 AND StorageId=%s ",
edit_int64(mr->StorageId, ed3));
Mmsg(query, select, ed1, ed2, mr->MediaType, changer);
} else {
Mmsg(query, select, ed1, ed2, mr->MediaType, "");
}
Dmsg1(100, "query=%s\n", query.c_str());
if (!db_get_query_dbids(ua->jcr, ua->db, query, ids)) {
Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
goto bail_out;
}
Dmsg1(100, "Volume prune num_ids=%d\n", ids.num_ids);
/* Visit each Volume and Prune it until we find one that is purged */
for (i=0; i<ids.num_ids; i++) {
MEDIA_DBR lmr;
lmr.MediaId = ids.DBId[i];
Dmsg1(100, "Get record MediaId=%d\n", (int)lmr.MediaId);
if (!db_get_media_record(jcr, jcr->db, &lmr)) {
Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
continue;
}
Dmsg1(100, "Examine vol=%s\n", lmr.VolumeName);
/* Don't prune archived volumes */
if (lmr.Enabled == 2) {
Dmsg1(100, "Vol=%s disabled\n", lmr.VolumeName);
continue;
}
/* Prune only Volumes with status "Full", or "Used" */
if (bstrcmp(lmr.VolStatus, "Full") ||
bstrcmp(lmr.VolStatus, "Used")) {
Dmsg2(100, "Add prune list MediaId=%d Volume %s\n", (int)lmr.MediaId, lmr.VolumeName);
count = get_prune_list_for_volume(ua, &lmr, &prune_list);
Dmsg1(100, "Num pruned = %d\n", count);
if (count != 0) {
purge_job_list_from_catalog(ua, prune_list);
prune_list.num_ids = 0; /* reset count */
}
if (!is_volume_purged(ua, &lmr)) {
Dmsg1(050, "Vol=%s not pruned\n", lmr.VolumeName);
continue;
}
Dmsg1(050, "Vol=%s is purged\n", lmr.VolumeName);
/*
* Since we are also pruning the Scratch pool, continue
* until and check if this volume is available (InChanger + StorageId)
* If not, just skip this volume and try the next one
*/
if (InChanger) {
if (!lmr.InChanger || (lmr.StorageId != mr->StorageId)) {
Dmsg1(100, "Vol=%s not inchanger or correct StoreId\n", lmr.VolumeName);
continue; /* skip this volume, ie not loadable */
}
}
if (!lmr.Recycle) {
Dmsg1(100, "Vol=%s not recyclable\n", lmr.VolumeName);
continue;
}
if (has_volume_expired(jcr, &lmr)) {
Dmsg1(100, "Vol=%s has expired\n", lmr.VolumeName);
continue; /* Volume not usable */
}
/*
* If purged and not moved to another Pool,
* then we stop pruning and take this volume.
*/
if (lmr.PoolId == mr->PoolId) {
Dmsg2(100, "Got Vol=%s MediaId=%d purged.\n", lmr.VolumeName, (int)lmr.MediaId);
mr->copy(&lmr);
set_storageid_in_mr(store, mr);
break; /* got a volume */
}
}
}
bail_out:
Dmsg0(100, "Leave prune volumes\n");
db_unlock(jcr->db);
free_ua_context(ua);
if (prune_list.JobId) {
free(prune_list.JobId);
}
return;
}
/*
* Items needed:
* mr.PoolId must be set
* mr.StorageId should also be set
* mr.ScratchPoolId could be set (used if create==true)
* jcr->wstore
* jcr->db
* jcr->pool
* MEDIA_DBR mr with PoolId set
* create -- whether or not to create a new volume
*/
int find_next_volume_for_append(JCR *jcr, MEDIA_DBR *mr, int index,
bool create, bool prune)
{
int retry = 0;
bool ok;
bool InChanger;
STORE *store = jcr->wstore;
bstrncpy(mr->MediaType, store->media_type, sizeof(mr->MediaType));
Dmsg3(100, "find_next_vol_for_append: JobId=%u PoolId=%d, MediaType=%s\n",
(uint32_t)jcr->JobId, (int)mr->PoolId, mr->MediaType);
/*
* If we are using an Autochanger, restrict Volume
* search to the Autochanger on the first pass
*/
InChanger = store->autochanger;
/*
* Find the Next Volume for Append
*/
db_lock(jcr->db);
for ( ;; ) {
bstrncpy(mr->VolStatus, "Append", sizeof(mr->VolStatus)); /* want only appendable volumes */
/*
* 1. Look for volume with "Append" status.
*/
ok = db_find_next_volume(jcr, jcr->db, index, InChanger, mr);
if (!ok) {
Dmsg4(150, "after find_next_vol ok=%d index=%d InChanger=%d Vstat=%s\n",
ok, index, InChanger, mr->VolStatus);
/*
* 2. Try finding a recycled volume
*/
ok = find_recycled_volume(jcr, InChanger, mr);
Dmsg2(150, "find_recycled_volume ok=%d FW=%d\n", ok, mr->FirstWritten);
if (!ok) {
/*
* 3. Try recycling any purged volume
*/
ok = recycle_oldest_purged_volume(jcr, InChanger, mr);
if (!ok) {
/*
* 4. Try pruning Volumes
*/
if (prune) {
Dmsg0(150, "Call prune_volumes\n");
prune_volumes(jcr, InChanger, mr);
}
ok = recycle_oldest_purged_volume(jcr, InChanger, mr);
if (!ok && create) {
Dmsg4(150, "after prune volumes_vol ok=%d index=%d InChanger=%d Vstat=%s\n",
ok, index, InChanger, mr->VolStatus);
/*
* 5. Try pulling a volume from the Scratch pool
*/
ok = get_scratch_volume(jcr, InChanger, mr);
Dmsg4(150, "after get scratch volume ok=%d index=%d InChanger=%d Vstat=%s\n",
ok, index, InChanger, mr->VolStatus);
}
/*
* If we are using an Autochanger and have not found
* a volume, retry looking for any volume.
*/
if (!ok && InChanger) {
InChanger = false;
continue; /* retry again accepting any volume */
}
}
}
if (!ok && create) {
/*
* 6. Try "creating" a new Volume
*/
ok = newVolume(jcr, mr);
}
/*
* Look at more drastic ways to find an Appendable Volume
*/
if (!ok && (jcr->pool->purge_oldest_volume ||
jcr->pool->recycle_oldest_volume)) {
Dmsg2(200, "No next volume found. PurgeOldest=%d\n RecyleOldest=%d",
jcr->pool->purge_oldest_volume, jcr->pool->recycle_oldest_volume);
/* Find oldest volume to recycle */
ok = db_find_next_volume(jcr, jcr->db, -1, InChanger, mr);
Dmsg1(200, "Find oldest=%d Volume\n", ok);
if (ok && prune) {
UAContext *ua;
Dmsg0(200, "Try purge Volume.\n");
/*
* 7. Try to purging oldest volume only if not UA calling us.
*/
ua = new_ua_context(jcr);
if (jcr->pool->purge_oldest_volume && create) {
Jmsg(jcr, M_INFO, 0, _("Purging oldest volume \"%s\"\n"), mr->VolumeName);
ok = purge_jobs_from_volume(ua, mr);
/*
* 8. or try recycling the oldest volume
*/
} else if (jcr->pool->recycle_oldest_volume) {
Jmsg(jcr, M_INFO, 0, _("Pruning oldest volume \"%s\"\n"), mr->VolumeName);
ok = prune_volume(ua, mr);
}
free_ua_context(ua);
if (ok) {
ok = recycle_volume(jcr, mr);
Dmsg1(400, "Recycle after purge oldest=%d\n", ok);
}
}
}
}
Dmsg2(100, "VolJobs=%d FirstWritten=%d\n", mr->VolJobs, mr->FirstWritten);
if (ok) {
/* If we can use the volume, check if it is expired */
if (has_volume_expired(jcr, mr)) {
if (retry++ < 200) { /* sanity check */
continue; /* try again from the top */
} else {
Jmsg(jcr, M_ERROR, 0, _(
"We seem to be looping trying to find the next volume. I give up.\n"));
}
}
}
break;
} /* end for loop */
db_unlock(jcr->db);
Dmsg1(150, "return ok=%d find_next_vol\n", ok);
return ok;
}
/*
* Try hard to recycle the current volume
*
* Returns: on failure - reason = NULL
* on success - reason - pointer to reason
*/
void check_if_volume_valid_or_recyclable(JCR *jcr, MEDIA_DBR *mr, const char **reason)
{
int ok;
*reason = NULL;
if (!mr->Recycle) {
*reason = _("volume has recycling disabled");
return;
}
/* Check if a duration or limit has expired */
if (has_volume_expired(jcr, mr)) {
*reason = _("volume has expired");
/* Keep going because we may be able to recycle volume */
}
/*
* Now see if we can use the volume as is
*/
if (strcmp(mr->VolStatus, "Append") == 0 ||
strcmp(mr->VolStatus, "Recycle") == 0) {
*reason = NULL;
return;
}
/*
* Check if the Volume is already marked for recycling
*/
if (strcmp(mr->VolStatus, "Purged") == 0) {
if (recycle_volume(jcr, mr)) {
Jmsg(jcr, M_INFO, 0, _("Recycled current volume \"%s\"\n"), mr->VolumeName);
*reason = NULL;
return;
} else {
/* In principle this shouldn't happen */
*reason = _("and recycling of current volume failed");
return;
}
}
/* At this point, the volume is not valid for writing */
*reason = _("but should be Append, Purged or Recycle");
/*
* What we're trying to do here is see if the current volume is
* "recyclable" - ie. if we prune all expired jobs off it, is
* it now possible to reuse it for the job that it is currently
* needed for?
*/
if ((mr->LastWritten + mr->VolRetention) < (utime_t)time(NULL)
&& mr->Recycle && jcr->pool->recycle_current_volume
&& (strcmp(mr->VolStatus, "Full") == 0 ||
strcmp(mr->VolStatus, "Used") == 0)) {
/*
* Attempt prune of current volume to see if we can
* recycle it for use.
*/
UAContext *ua;
ua = new_ua_context(jcr);
ok = prune_volume(ua, mr);
free_ua_context(ua);
if (ok) {
/* If fully purged, recycle current volume */
if (recycle_volume(jcr, mr)) {
Jmsg(jcr, M_INFO, 0, _("Recycled current volume \"%s\"\n"), mr->VolumeName);
*reason = NULL;
} else {
*reason = _("but should be Append, Purged or Recycle (recycling of the "
"current volume failed)");
}
} else {
*reason = _("but should be Append, Purged or Recycle (cannot automatically "
"recycle current volume, as it still contains unpruned data "
"or the Volume Retention time has not expired.)");
}
}
}