+/*
+ Bacula(R) - The Network Backup Solution
+
+ Copyright (C) 2000-2015 Kern Sibbald
+
+ The original author of Bacula is Kern Sibbald, with contributions
+ from many others, a complete list can be found in the file AUTHORS.
+
+ You may use this file and others of this release according to the
+ license defined in the LICENSE file, which includes the Affero General
+ Public License, v3.0 ("AGPLv3") and some additional permissions and
+ terms pursuant to its AGPLv3 Section 7.
+
+ This notice must be preserved when any source code is
+ conveyed and/or propagated.
+
+ Bacula(R) is a registered trademark of Kern Sibbald.
+*/
/*
*
* Bacula Director -- newvol.c -- creates new Volumes in
* This routine runs as a thread and must be thread reentrant.
*
* Basic tasks done here:
- * If possible create a new Media entry
+ * If possible create a new Media entry
*
- * Version $Id$
- */
-/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- 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
- General Public License for more details.
-
- You should have received a copy of the GNU General Public
- License along with this program; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
-
*/
#include "bacula.h"
#include "dird.h"
+/* Forward referenced functions */
+static bool create_simple_name(JCR *jcr, MEDIA_DBR *mr, POOL_DBR *pr);
+static bool perform_full_name_substitution(JCR *jcr, MEDIA_DBR *mr, POOL_DBR *pr);
+
+
/*
- * Really crude automatic Volume name creation using
- * LabelFormat
+ * Automatic Volume name creation using the LabelFormat
+ *
+ * The media record must have the PoolId filled in when
+ * calling this routine.
*/
-int newVolume(JCR *jcr)
+bool newVolume(JCR *jcr, MEDIA_DBR *mr, STORE *store)
{
- MEDIA_DBR mr;
POOL_DBR pr;
- char name[MAXSTRING];
- memset(&mr, 0, sizeof(mr));
memset(&pr, 0, sizeof(pr));
/* See if we can create a new Volume */
- pr.PoolId = jcr->PoolId;
- if (db_get_pool_record(jcr->db, &pr) && pr.LabelFormat[0] &&
- pr.LabelFormat[0] != '*') {
- if (pr.MaxVols == 0 || pr.NumVols < pr.MaxVols) {
- memset(&mr, 0, sizeof(mr));
- mr.PoolId = jcr->PoolId;
- strcpy(mr.MediaType, jcr->store->media_type);
- strcpy(name, pr.LabelFormat);
- strcat(name, "%04d");
- sprintf(mr.VolumeName, name, ++pr.NumVols);
- strcpy(mr.VolStatus, "Append");
- mr.Recycle = pr.Recycle;
- mr.VolRetention = pr.VolRetention;
- if (db_create_media_record(jcr->db, &mr) &&
- db_update_pool_record(jcr->db, &pr) == 1) {
- Dmsg1(90, "Created new Volume=%s\n", mr.VolumeName);
- return 1;
- } else {
- Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
- }
+ db_lock(jcr->db);
+ pr.PoolId = mr->PoolId;
+ if (!db_get_pool_numvols(jcr, jcr->db, &pr)) {
+ goto bail_out;
+ }
+ if (pr.MaxVols == 0 || pr.NumVols < pr.MaxVols) {
+ mr->clear();
+ set_pool_dbr_defaults_in_media_dbr(mr, &pr);
+ jcr->VolumeName[0] = 0;
+ bstrncpy(mr->MediaType, jcr->wstore->media_type, sizeof(mr->MediaType));
+ generate_plugin_event(jcr, bDirEventNewVolume); /* return void... */
+ if (jcr->VolumeName[0] && is_volume_name_legal(NULL, jcr->VolumeName)) {
+ bstrncpy(mr->VolumeName, jcr->VolumeName, sizeof(mr->VolumeName));
+ /* Check for special characters */
+ } else if (pr.LabelFormat[0] && pr.LabelFormat[0] != '*') {
+ if (is_volume_name_legal(NULL, pr.LabelFormat)) {
+ /* No special characters, so apply simple algorithm */
+ if (!create_simple_name(jcr, mr, &pr)) {
+ goto bail_out;
+ }
+ } else { /* try full substitution */
+ /* Found special characters, so try substitution */
+ if (!perform_full_name_substitution(jcr, mr, &pr)) {
+ goto bail_out;
+ }
+ if (!is_volume_name_legal(NULL, mr->VolumeName)) {
+ Jmsg(jcr, M_ERROR, 0, _("Illegal character in Volume name \"%s\"\n"),
+ mr->VolumeName);
+ goto bail_out;
+ }
+ }
+ } else {
+ goto bail_out;
}
+ pr.NumVols++;
+ mr->Enabled = 1;
+ set_storageid_in_mr(store, mr);
+ if (db_create_media_record(jcr, jcr->db, mr) &&
+ db_update_pool_record(jcr, jcr->db, &pr)) {
+ Jmsg(jcr, M_INFO, 0, _("Created new Volume=\"%s\", Pool=\"%s\", MediaType=\"%s\" in catalog.\n"),
+ mr->VolumeName, pr.Name, mr->MediaType);
+ Dmsg1(90, "Created new Volume=%s\n", mr->VolumeName);
+ db_unlock(jcr->db);
+ return true;
+ } else {
+ Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
+ }
+ }
+bail_out:
+ db_unlock(jcr->db);
+ return false;
+}
+
+static bool create_simple_name(JCR *jcr, MEDIA_DBR *mr, POOL_DBR *pr)
+{
+ char name[MAXSTRING];
+ char num[20];
+ db_int64_ctx ctx;
+ POOL_MEM query(PM_MESSAGE);
+ char ed1[50];
+
+ /* See if volume already exists */
+ mr->VolumeName[0] = 0;
+ bstrncpy(name, pr->LabelFormat, sizeof(name));
+ ctx.value = 0;
+ /* TODO: Remove Pool as it is not used in the query */
+ Mmsg(query, "SELECT MAX(MediaId) FROM Media,Pool WHERE Pool.PoolId=%s",
+ edit_int64(pr->PoolId, ed1));
+ if (!db_sql_query(jcr->db, query.c_str(), db_int64_handler, (void *)&ctx)) {
+ Jmsg(jcr, M_WARNING, 0, _("SQL failed, but ignored. ERR=%s\n"), db_strerror(jcr->db));
+ ctx.value = pr->NumVols+1;
+ }
+ for (int i=(int)ctx.value+1; i<(int)ctx.value+100; i++) {
+ MEDIA_DBR tmr;
+ sprintf(num, "%04d", i);
+ bstrncpy(tmr.VolumeName, name, sizeof(tmr.VolumeName));
+ bstrncat(tmr.VolumeName, num, sizeof(tmr.VolumeName));
+ if (db_get_media_record(jcr, jcr->db, &tmr)) {
+ Jmsg(jcr, M_WARNING, 0,
+ _("Wanted to create Volume \"%s\", but it already exists. Trying again.\n"),
+ tmr.VolumeName);
+ continue;
+ }
+ bstrncpy(mr->VolumeName, name, sizeof(mr->VolumeName));
+ bstrncat(mr->VolumeName, num, sizeof(mr->VolumeName));
+ break; /* Got good name */
+ }
+ if (mr->VolumeName[0] == 0) {
+ Jmsg(jcr, M_ERROR, 0, _("Too many failures. Giving up creating Volume name.\n"));
+ return false;
+ }
+ return true;
+}
+
+/*
+ * Perform full substitution on Label
+ */
+static bool perform_full_name_substitution(JCR *jcr, MEDIA_DBR *mr, POOL_DBR *pr)
+{
+ bool ok = false;
+ POOLMEM *label = get_pool_memory(PM_FNAME);
+ jcr->NumVols = pr->NumVols;
+ if (variable_expansion(jcr, pr->LabelFormat, &label)) {
+ bstrncpy(mr->VolumeName, label, sizeof(mr->VolumeName));
+ ok = true;
}
- return 0;
+ free_pool_memory(label);
+ return ok;
}
projects / bacula / bacula / blobdiff