/*
- * 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
*/
int newVolume(JCR *jcr, MEDIA_DBR *mr)
{
if (pr.MaxVols == 0 || pr.NumVols < pr.MaxVols) {
memset(mr, 0, sizeof(MEDIA_DBR));
set_pool_dbr_defaults_in_media_dbr(mr, &pr);
- mr->LabelDate = time(NULL);
bstrncpy(mr->MediaType, jcr->store->media_type, sizeof(mr->MediaType));
/* Check for special characters */
if (is_volume_name_legal(NULL, pr.LabelFormat)) {
return 1;
}
-static int date_item(JCR *jcr, int code,
- const char **val_ptr, int *val_len, int *val_size)
-{
- struct tm tm;
- time_t now = time(NULL);
- localtime_r(&now, &tm);
- int val = 0;
- char buf[10];
-
- switch (code) {
- case 1: /* year */
- val = tm.tm_year + 1900;
- break;
- case 2: /* month */
- val = tm.tm_mon + 1;
- break;
- case 3: /* day */
- val = tm.tm_mday;
- break;
- case 4: /* hour */
- val = tm.tm_hour;
- break;
- case 5: /* minute */
- val = tm.tm_min;
- break;
- case 6: /* second */
- val = tm.tm_sec;
- break;
- case 7: /* Week day */
- val = tm.tm_wday;
- break;
- }
- bsnprintf(buf, sizeof(buf), "%d", val);
- *val_ptr = bstrdup(buf);
- *val_len = strlen(buf);
- *val_size = *val_len;
- return 1;
-}
-
-static int job_item(JCR *jcr, int code,
- const char **val_ptr, int *val_len, int *val_size)
-{
- char *str = " ";
- char buf[20];
-
- switch (code) {
- case 1: /* Job */
- str = jcr->Job;
- break;
- case 2: /* Director's name */
- str = my_name;
- break;
- case 3: /* level */
- str = job_level_to_str(jcr->JobLevel);
- break;
- case 4: /* type */
- str = job_type_to_str(jcr->JobType);
- break;
- case 5: /* JobId */
- bsnprintf(buf, sizeof(buf), "%d", jcr->JobId);
- str = buf;
- break;
- case 6: /* Client */
- str = jcr->client_name;
- if (!str) {
- str = " ";
- }
- break;
- case 7: /* NumVols */
- bsnprintf(buf, sizeof(buf), "%d", jcr->NumVols);
- str = buf;
- break;
- case 8: /* Pool */
- str = jcr->client->hdr.name;
- break;
- }
- *val_ptr = bstrdup(str);
- *val_len = strlen(str);
- *val_size = *val_len;
- return 1;
-}
-
-
-struct s_built_in_vars {char *var_name; int code; int (*func)(JCR *jcr, int code,
- const char **val_ptr, int *val_len, int *val_size);};
-
-static struct s_built_in_vars built_in_vars[] = {
- { N_("Year"), 1, date_item},
- { N_("Month"), 2, date_item},
- { N_("Day"), 3, date_item},
- { N_("Hour"), 4, date_item},
- { N_("Minute"), 5, date_item},
- { N_("Second"), 6, date_item},
- { N_("WeekDay"), 7, date_item},
-
- { N_("Job"), 1, job_item},
- { N_("Dir"), 2, job_item},
- { N_("Level"), 3, job_item},
- { N_("Type"), 4, job_item},
- { N_("JobId"), 5, job_item},
- { N_("Client"), 6, job_item},
- { N_("NumVols"), 7, job_item},
- { N_("Pool"), 8, job_item},
-
- { NULL, 0, NULL}
-};
-
-
-static var_rc_t lookup_built_in_var(var_t *ctx, void *my_ctx,
- const char *var_ptr, int var_len, int var_index,
- const char **val_ptr, int *val_len, int *val_size)
-{
- JCR *jcr = (JCR *)my_ctx;
- int stat;
-
- for (int i=0; _(built_in_vars[i].var_name); i++) {
- if (strncmp(_(built_in_vars[i].var_name), var_ptr, var_len) == 0) {
- stat = (*built_in_vars[i].func)(jcr, built_in_vars[i].code,
- val_ptr, val_len, val_size);
- if (stat) {
- return VAR_OK;
- }
- break;
- }
- }
- return VAR_ERR_UNDEFINED_VARIABLE;
-}
-
-
-/*
- * Search counter variables
- */
-static var_rc_t lookup_counter_var(var_t *ctx, void *my_ctx,
- const char *var_ptr, int var_len, int var_inc, int var_index,
- const char **val_ptr, int *val_len, int *val_size)
-{
- char buf[MAXSTRING];
- var_rc_t stat = VAR_ERR_UNDEFINED_VARIABLE;
-
- if (var_len > (int)sizeof(buf) - 1) {
- return VAR_ERR_OUT_OF_MEMORY;
- }
- memcpy(buf, var_ptr, var_len);
- buf[var_len] = 0;
- LockRes();
- for (COUNTER *counter=NULL; (counter = (COUNTER *)GetNextRes(R_COUNTER, (RES *)counter)); ) {
- if (strcmp(counter->hdr.name, buf) == 0) {
- bsnprintf(buf, sizeof(buf), "%d", counter->CurrentValue);
- *val_ptr = bstrdup(buf);
- *val_len = strlen(buf);
- *val_size = *val_len;
- if (var_inc) {
- COUNTER_DBR cr;
- JCR *jcr = (JCR *)my_ctx;
- memset(&cr, 0, sizeof(cr));
- bstrncpy(cr.Counter, counter->hdr.name, sizeof(cr.Counter));
- cr.MinValue = counter->MinValue;
- cr.MaxValue = counter->MaxValue;
- cr.CurrentValue = ++counter->CurrentValue;
- bstrncpy(cr.WrapCounter, counter->WrapCounter->hdr.name, sizeof(cr.WrapCounter));
- if (!db_update_counter_record(jcr, jcr->db, &cr)) {
- Jmsg(jcr, M_ERROR, 0, _("Count not update counter %s: ERR=%s\n"),
- counter->hdr.name, db_strerror(jcr->db));
- }
- }
- stat = VAR_OK;
- break;
- }
- }
- UnlockRes();
- return stat;
-}
-
-
-/*
- * Called here to look up a variable
- */
-static var_rc_t lookup_var(var_t *ctx, void *my_ctx,
- const char *var_ptr, int var_len, int var_inc, int var_index,
- const char **val_ptr, int *val_len, int *val_size)
-{
- char buf[MAXSTRING];
- var_rc_t stat;
-
- if ((stat = lookup_built_in_var(ctx, my_ctx, var_ptr, var_len, var_index,
- val_ptr, val_len, val_size)) == VAR_OK) {
- return VAR_OK;
- }
-
- if ((stat = lookup_counter_var(ctx, my_ctx, var_ptr, var_len, var_inc, var_index,
- val_ptr, val_len, val_size)) == VAR_OK) {
- return VAR_OK;
- }
-
- /* Look in environment */
- if (var_index != 0) {
- return VAR_ERR_ARRAY_LOOKUPS_ARE_UNSUPPORTED;
- }
- if (var_len > (int)sizeof(buf) - 1) {
- return VAR_ERR_OUT_OF_MEMORY;
- }
- memcpy(buf, var_ptr, var_len+1);
- buf[var_len+1] = 0;
- Dmsg1(000, "Var=%s\n", buf);
-
- if ((*val_ptr = getenv(buf)) == NULL) {
- return VAR_ERR_UNDEFINED_VARIABLE;
- }
- *val_len = strlen(*val_ptr);
- *val_size = 0;
- return VAR_OK;
-}
-
-/*
- * Called here to do a special operation on a variable
- * op_ptr points to the special operation code (not EOS terminated)
- * arg_ptr points to argument to special op code
- * val_ptr points to the value string
- * out_ptr points to string to be returned
- */
-static var_rc_t operate_var(var_t *var, void *my_ctx,
- const char *op_ptr, int op_len,
- const char *arg_ptr, int arg_len,
- const char *val_ptr, int val_len,
- char **out_ptr, int *out_len, int *out_size)
-{
- var_rc_t stat = VAR_ERR_UNDEFINED_OPERATION;
- Dmsg0(000, "Enter operate_var\n");
- if (!val_ptr) {
- *out_size = 0;
- return stat;
- }
- if (op_len == 3 && strncmp(op_ptr, "inc", 3) == 0) {
- char buf[MAXSTRING];
- if (val_len > (int)sizeof(buf) - 1) {
- return VAR_ERR_OUT_OF_MEMORY;
- }
- memcpy(buf, arg_ptr, arg_len);
- buf[arg_len] = 0;
- Dmsg1(000, "Arg=%s\n", buf);
- memcpy(buf, val_ptr, val_len);
- buf[val_len] = 0;
- Dmsg1(000, "Val=%s\n", buf);
- LockRes();
- for (COUNTER *counter=NULL; (counter = (COUNTER *)GetNextRes(R_COUNTER, (RES *)counter)); ) {
- if (strcmp(counter->hdr.name, buf) == 0) {
- Dmsg2(000, "counter=%s val=%s\n", counter->hdr.name, buf);
- break;
- }
- }
- UnlockRes();
- return stat;
- }
- *out_size = 0;
- return stat;
-}
-
/*
* Perform full substitution on Label
*/
static int perform_full_name_substitution(JCR *jcr, MEDIA_DBR *mr, POOL_DBR *pr)
{
- var_t *var_ctx;
- var_rc_t stat;
- char *inp, *outp;
- int in_len, out_len;
- int rtn_stat = 0;
-
- inp = pr->LabelFormat;
- in_len = strlen(inp);
-
- outp = NULL;
- out_len = 0;
-
+ int stat = 0;
+ POOLMEM *label = get_pool_memory(PM_FNAME);
jcr->NumVols = pr->NumVols;
- /* create context */
- if ((stat = var_create(&var_ctx)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot create var context: ERR=%s\n"), var_strerror(var_ctx, stat));
- goto bail_out;
+ if (variable_expansion(jcr, pr->LabelFormat, &label)) {
+ bstrncpy(mr->VolumeName, label, sizeof(mr->VolumeName));
+ stat = 1;
}
- /* define callback */
- if ((stat = var_config(var_ctx, VAR_CONFIG_CB_VALUE, lookup_var, (void *)jcr)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot set var callback: ERR=%s\n"), var_strerror(var_ctx, stat));
- goto bail_out;
- }
-
-
- /* define special operations */
- if ((stat = var_config(var_ctx, VAR_CONFIG_CB_OPERATION, operate_var, (void *)jcr)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot set var operate: ERR=%s\n"), var_strerror(var_ctx, stat));
- goto bail_out;
- }
-
- /* unescape in place */
- if ((stat = var_unescape(var_ctx, inp, in_len, inp, in_len+1, 0)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot unescape string: ERR=%s\n"), var_strerror(var_ctx, stat));
- goto bail_out;
- }
-
- in_len = strlen(inp);
-
- /* expand variables */
- if ((stat = var_expand(var_ctx, inp, in_len, &outp, &out_len, 1)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot expand LabelFormat \"%s\": ERR=%s\n"),
- inp, var_strerror(var_ctx, stat));
- goto bail_out;
- }
-
- /* unescape once more in place */
- if ((stat = var_unescape(var_ctx, outp, out_len, outp, out_len+1, 1)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot unescape string: ERR=%s\n"), var_strerror(var_ctx, stat));
- goto bail_out;
- }
-
- bstrncpy(mr->VolumeName, outp, sizeof(mr->VolumeName));
-
- rtn_stat = 1;
-
-bail_out:
- /* destroy expansion context */
- if ((stat = var_destroy(var_ctx)) != VAR_OK) {
- Jmsg(jcr, M_ERROR, 0, _("Cannot destroy var context: ERR=%s\n"), var_strerror(var_ctx, stat));
- }
- if (outp) {
- free(outp);
- }
- return rtn_stat;
+ free_pool_memory(label);
+ return stat;
}