* 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) 2000-2003 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
#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. We assume that if this routine is being
- * called the Volume will be labeled, so we set the LabelDate.
+ * Automatic Volume name creation using the LabelFormat
+ *
+ * The media record must have the PoolId filled in when
+ * calling this routine.
*/
-int newVolume(JCR *jcr, MEDIA_DBR *mr)
+bool newVolume(JCR *jcr, MEDIA_DBR *mr)
{
POOL_DBR pr;
- char name[MAXSTRING];
- char num[20];
memset(&pr, 0, sizeof(pr));
/* See if we can create a new Volume */
db_lock(jcr->db);
- pr.PoolId = jcr->PoolId;
- if (db_get_pool_record(jcr, jcr->db, &pr) && pr.LabelFormat[0] &&
- pr.LabelFormat[0] != '*') {
- if (pr.MaxVols == 0 || pr.NumVols < pr.MaxVols) {
- memset(mr, 0, sizeof(mr));
- set_pool_dbr_defaults_in_media_dbr(mr, &pr);
- mr->LabelDate = time(NULL);
- bstrncpy(mr->MediaType, jcr->store->media_type, sizeof(mr->MediaType));
- bstrncpy(name, pr.LabelFormat, sizeof(name));
- if (!is_volume_name_legal(NULL, name)) {
- Jmsg(jcr, M_ERROR, 0, _("Illegal character in Label Format\n"));
- goto bail_out;
- }
- /* See if volume already exists */
- mr->VolumeName[0] = 0;
- for (int i=pr.NumVols+1; i<(int)pr.NumVols+11; i++) {
- MEDIA_DBR tmr;
- memset(&tmr, 0, sizeof(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.\n"));
- goto bail_out;
- }
- pr.NumVols++;
- if (db_create_media_record(jcr, jcr->db, mr) &&
- db_update_pool_record(jcr, jcr->db, &pr)) {
- db_unlock(jcr->db);
- Jmsg(jcr, M_INFO, 0, _("Created new Volume \"%s\" in catalog.\n"), mr->VolumeName);
- Dmsg1(90, "Created new Volume=%s\n", mr->VolumeName);
- return 1;
- } else {
- Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
- }
+ pr.PoolId = mr->PoolId;
+ if (!db_get_pool_record(jcr, jcr->db, &pr)) {
+ goto bail_out;
+ }
+ if (pr.MaxVols == 0 || pr.NumVols < pr.MaxVols) {
+ memset(mr, 0, sizeof(MEDIA_DBR));
+ set_pool_dbr_defaults_in_media_dbr(mr, &pr);
+ jcr->VolumeName[0] = 0;
+ bstrncpy(mr->MediaType, jcr->store->media_type, sizeof(mr->MediaType));
+ if (generate_job_event(jcr, "NewVolume") == 1 && 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++;
+ if (db_create_media_record(jcr, jcr->db, mr) &&
+ db_update_pool_record(jcr, jcr->db, &pr)) {
+ db_unlock(jcr->db);
+ Jmsg(jcr, M_INFO, 0, _("Created new Volume \"%s\" in catalog.\n"), mr->VolumeName);
+ Dmsg1(90, "Created new Volume=%s\n", mr->VolumeName);
+ return true;
+ } else {
+ Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
}
}
bail_out:
db_unlock(jcr->db);
- return 0;
+ return false;
+}
+
+static bool create_simple_name(JCR *jcr, MEDIA_DBR *mr, POOL_DBR *pr)
+{
+ char name[MAXSTRING];
+ char num[20];
+
+ /* See if volume already exists */
+ mr->VolumeName[0] = 0;
+ bstrncpy(name, pr->LabelFormat, sizeof(name));
+ for (int i=pr->NumVols+1; i<(int)pr->NumVols+11; i++) {
+ MEDIA_DBR tmr;
+ memset(&tmr, 0, sizeof(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;
+ }
+ free_pool_memory(label);
+ return ok;
}