* Version $Id$
*/
/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
+ Copyright (C) 2001-2005 Kern Sibbald
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
/*
* Items needed:
- * jcr->PoolId
+ * mr.PoolId must be set
* jcr->store
* jcr->db
* jcr->pool
* MEDIA_DBR mr (zeroed out)
* create -- whether or not to create a new volume
*/
-int find_next_volume_for_append(JCR *jcr, MEDIA_DBR *mr, int create)
+int find_next_volume_for_append(JCR *jcr, MEDIA_DBR *mr, bool create)
{
- int ok, retry = 0;
+ int retry = 0;
+ bool ok;
+ bool InChanger;
+ STORE *store = jcr->store;
- mr->PoolId = jcr->PoolId;
- bstrncpy(mr->MediaType, jcr->store->media_type, sizeof(mr->MediaType));
- Dmsg2(120, "CatReq FindMedia: Id=%d, MediaType=%s\n", mr->PoolId, mr->MediaType);
+ bstrncpy(mr->MediaType, store->media_type, sizeof(mr->MediaType));
+ Dmsg2(100, "CatReq FindMedia: Id=%d, MediaType=%s\n", (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 */
- ok = db_find_next_volume(jcr, jcr->db, 1, mr);
+ /*
+ * 1. Look for volume with "Append" status.
+ */
+ ok = db_find_next_volume(jcr, jcr->db, 1, InChanger, mr);
Dmsg2(100, "catreq after find_next_vol ok=%d FW=%d\n", ok, mr->FirstWritten);
if (!ok) {
- /* Well, try finding recycled volumes */
- ok = find_recycled_volume(jcr, mr);
+ /*
+ * 2. Try finding a recycled volume
+ */
+ ok = find_recycled_volume(jcr, InChanger, mr);
Dmsg2(100, "find_recycled_volume %d FW=%d\n", ok, mr->FirstWritten);
if (!ok) {
- prune_volumes(jcr);
- ok = recycle_oldest_purged_volume(jcr, mr);
- Dmsg2(200, "find_recycled_volume2 %d FW=%d\n", ok, mr->FirstWritten);
- if (!ok && create) {
- /* See if we can create a new Volume */
- ok = newVolume(jcr, mr);
+ /*
+ * 3. Try recycling any purged volume
+ */
+ ok = recycle_oldest_purged_volume(jcr, InChanger, mr);
+ if (!ok) {
+ /*
+ * 4. Try pruning Volumes
+ */
+ prune_volumes(jcr);
+ ok = recycle_oldest_purged_volume(jcr, InChanger, mr);
+ if (InChanger) {
+ InChanger = false;
+ if (!ok) {
+ continue; /* retry again accepting any volume */
+ }
+ }
+ Dmsg2(200, "find_recycled_volume2 %d FW=%d\n", ok, mr->FirstWritten);
+ if (!ok && create) {
+ /*
+ * 5. Try "creating" a new Volume
+ */
+ ok = newVolume(jcr, mr);
+ }
}
}
+ if (!ok) {
+ MEDIA_DBR smr;
+ POOL_DBR pr;
+ POOLMEM *query;
+ char ed1[50], ed2[50];
+ /*
+ * 6. Try pulling a volume from the Scratch pool
+ */
+ memset(&pr, 0, sizeof(pr));
+ bstrncpy(pr.Name, "Scratch", sizeof(pr.Name));
+ if (db_get_pool_record(jcr, jcr->db, &pr)) {
+ memset(&smr, 0, sizeof(smr));
+ smr.PoolId = pr.PoolId;
+ bstrncpy(smr.VolStatus, "Append", sizeof(smr.VolStatus)); /* want only appendable volumes */
+ bstrncpy(smr.MediaType, mr->MediaType, sizeof(smr.MediaType));
+ if (db_find_next_volume(jcr, jcr->db, 1, InChanger, &smr)) {
+ query = get_pool_memory(PM_MESSAGE);
+ db_lock(jcr->db);
+ Mmsg(query, "UPDATE Media SET PoolId=%s WHERE MediaId=%s",
+ edit_int64(mr->PoolId, ed1),
+ edit_int64(mr->MediaId, ed2));
+ ok = db_sql_query(jcr->db, query, NULL, NULL);
+ db_unlock(jcr->db);
+ }
+ }
+ }
+ /*
+ * 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, mr);
+ ok = db_find_next_volume(jcr, jcr->db, -1, InChanger, mr);
Dmsg1(400, "Find oldest=%d\n", ok);
if (ok) {
UAContext *ua;
Dmsg0(400, "Try purge.\n");
- /* Try to purge oldest volume */
+ /*
+ * 5. Try to purging oldest volume only if not UA calling us.
+ */
ua = new_ua_context(jcr);
- if (jcr->pool->purge_oldest_volume) {
+ 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);
- } else {
+ /*
+ * 5. 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);
}
if (strcmp(mr->VolStatus, "Append") == 0 && mr->VolJobs > 0) {
/* First handle Max Volume Bytes */
if ((mr->MaxVolBytes > 0 && mr->VolBytes >= mr->MaxVolBytes)) {
- Jmsg(jcr, M_INFO, 0, _("Max Volume bytes exceeded. "
+ Jmsg(jcr, M_INFO, 0, _("Max Volume bytes exceeded. "
"Marking Volume \"%s\" as Full.\n"), mr->VolumeName);
bstrncpy(mr->VolStatus, "Full", sizeof(mr->VolStatus));
expired = true;
/* Now see if Volume should only be used once */
} else if (mr->VolBytes > 0 && jcr->pool->use_volume_once) {
- Jmsg(jcr, M_INFO, 0, _("Volume used once. "
+ Jmsg(jcr, M_INFO, 0, _("Volume used once. "
"Marking Volume \"%s\" as Used.\n"), mr->VolumeName);
bstrncpy(mr->VolStatus, "Used", sizeof(mr->VolStatus));
expired = true;
/* Now see if Max Jobs written to volume */
} else if (mr->MaxVolJobs > 0 && mr->MaxVolJobs <= mr->VolJobs) {
- Jmsg(jcr, M_INFO, 0, _("Max Volume jobs exceeded. "
+ Jmsg(jcr, M_INFO, 0, _("Max Volume jobs exceeded. "
"Marking Volume \"%s\" as Used.\n"), mr->VolumeName);
bstrncpy(mr->VolStatus, "Used", sizeof(mr->VolStatus));
expired = true;
/* Now see if Max Files written to volume */
} else if (mr->MaxVolFiles > 0 && mr->MaxVolFiles <= mr->VolFiles) {
- Jmsg(jcr, M_INFO, 0, _("Max Volume files exceeded. "
+ Jmsg(jcr, M_INFO, 0, _("Max Volume files exceeded. "
"Marking Volume \"%s\" as Used.\n"), mr->VolumeName);
bstrncpy(mr->VolStatus, "Used", sizeof(mr->VolStatus));
expired = true;
utime_t now = time(NULL);
/* See if Vol Use has expired */
if (mr->VolUseDuration <= (now - mr->FirstWritten)) {
- Jmsg(jcr, M_INFO, 0, _("Max configured use duration exceeded. "
+ Jmsg(jcr, M_INFO, 0, _("Max configured use duration exceeded. "
"Marking Volume \"%s\" as Used.\n"), mr->VolumeName);
bstrncpy(mr->VolStatus, "Used", sizeof(mr->VolStatus));
expired = true;
if (!db_update_media_record(jcr, jcr->db, mr)) {
Jmsg(jcr, M_ERROR, 0, _("Catalog error updating volume \"%s\". ERR=%s"),
mr->VolumeName, db_strerror(jcr->db));
- }
- }
+ }
+ }
return expired;
}
* Returns: on failure - reason = NULL
* on success - reason - pointer to reason
*/
-void check_if_volume_valid_or_recyclable(JCR *jcr, MEDIA_DBR *mr, char **reason)
+void check_if_volume_valid_or_recyclable(JCR *jcr, MEDIA_DBR *mr, const char **reason)
{
int ok;
*reason = NULL;
return;
}
-
+
/*
* Check if the Volume is already marked for recycling
*/
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
* 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)) {