/*****************************************************************************
- * RRDtool 1.3.2 Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.4.3 Copyright by Tobi Oetiker, 1997-2010
* Copyright by Florian Forster, 2008
*****************************************************************************
* rrd_update.c RRD Update Function
unival *scratch,
int current_cf,
rrd_value_t pdp_temp_val,
- unsigned long elapsed_pdp_st,
unsigned long start_pdp_offset,
unsigned long pdp_cnt);
int cdp_idx,
enum cf_en current_cf);
-static rrd_value_t initialize_average_carry_over(
+static rrd_value_t initialize_carry_over(
rrd_value_t pdp_temp_val,
+ int current_cf,
unsigned long elapsed_pdp_st,
unsigned long start_pdp_offset,
unsigned long pdp_cnt);
if (i < tmpl_cnt) {
updvals[tmpl_idx[i++]] = p + 1;
}
+ else {
+ rrd_set_error("found extra data on update argument: %s",p+1);
+ return -1;
+ }
}
}
if (i != tmpl_cnt) {
rrd_set_error("expected %lu data source readings (got %lu) from %s",
- tmpl_cnt - 1, i, input);
+ tmpl_cnt - 1, i - 1, input);
return -1;
}
return -1;
};
setlocale(LC_NUMERIC, old_locale);
+ if (tmp < 0.0){
+ gettimeofday(&tmp_time, 0);
+ tmp = (double)tmp_time.tv_sec + (double)tmp_time.tv_usec * 1e-6f + tmp;
+ }
+
*current_time = floor(tmp);
*current_time_usec = (long) ((tmp - (double) *current_time) * 1e6f);
}
switch (dst_idx) {
case DST_COUNTER:
case DST_DERIVE:
- for (ii = 0; updvals[ds_idx + 1][ii] != '\0'; ii++) {
- if ((updvals[ds_idx + 1][ii] < '0'
- || updvals[ds_idx + 1][ii] > '9')
- && (ii != 0 && updvals[ds_idx + 1][ii] != '-')) {
- rrd_set_error("not a simple integer: '%s'",
- updvals[ds_idx + 1]);
+ /* Check if this is a valid integer. `U' is already handled in
+ * another branch. */
+ for (ii = 0; updvals[ds_idx + 1][ii] != 0; ii++) {
+ if ((ii == 0) && (dst_idx == DST_DERIVE)
+ && (updvals[ds_idx + 1][ii] == '-'))
+ continue;
+
+ if ((updvals[ds_idx + 1][ii] < '0')
+ || (updvals[ds_idx + 1][ii] > '9')) {
+ rrd_set_error("not a simple %s integer: '%s'",
+ (dst_idx == DST_DERIVE) ? "signed" : "unsigned",
+ updvals[ds_idx + 1]);
return -1;
}
- }
+ } /* for (ii = 0; updvals[ds_idx + 1][ii] != 0; ii++) */
+
if (rrd->pdp_prep[ds_idx].last_ds[0] != 'U') {
pdp_new[ds_idx] =
rrd_diff(updvals[ds_idx + 1],
rpnp =
rpn_expand((rpn_cdefds_t *) &(rrd->ds_def[ds_idx].par[DS_cdef]));
+ if(rpnp == NULL) {
+ rpnstack_free(&rpnstack);
+ return -1;
+ }
/* substitute data values for OP_VARIABLE nodes */
for (i = 0; rpnp[i].op != OP_END; i++) {
if (rpnp[i].op == OP_VARIABLE) {
rpnstack_free(&rpnstack);
return -1;
}
+ free(rpnp);
}
/* make pdp_prep ready for the next run */
if (*cdp_unkn_pdp_cnt > pdp_cnt * xff) {
*cdp_primary_val = DNAN;
- if (current_cf == CF_AVERAGE) {
- *cdp_val =
- initialize_average_carry_over(pdp_temp_val,
- elapsed_pdp_st,
- start_pdp_offset, pdp_cnt);
- } else {
- *cdp_val = pdp_temp_val;
- }
} else {
initialize_cdp_val(scratch, current_cf, pdp_temp_val,
- elapsed_pdp_st, start_pdp_offset, pdp_cnt);
- } /* endif meets xff value requirement for a valid value */
+ start_pdp_offset, pdp_cnt);
+ }
+ *cdp_val =
+ initialize_carry_over(pdp_temp_val,current_cf,
+ elapsed_pdp_st,
+ start_pdp_offset, pdp_cnt);
+ /* endif meets xff value requirement for a valid value */
/* initialize carry over CDP_unkn_pdp_cnt, this must after CDP_primary_val
* is set because CDP_unkn_pdp_cnt is required to compute that value. */
if (isnan(pdp_temp_val))
unival *scratch,
int current_cf,
rrd_value_t pdp_temp_val,
- unsigned long elapsed_pdp_st,
unsigned long start_pdp_offset,
unsigned long pdp_cnt)
{
scratch[CDP_primary_val].u_val =
(cum_val + cur_val * start_pdp_offset) /
(pdp_cnt - scratch[CDP_unkn_pdp_cnt].u_cnt);
- scratch[CDP_val].u_val =
- initialize_average_carry_over(pdp_temp_val, elapsed_pdp_st,
- start_pdp_offset, pdp_cnt);
break;
- case CF_MAXIMUM:
+ case CF_MAXIMUM:
cum_val = IFDNAN(scratch[CDP_val].u_val, -DINF);
cur_val = IFDNAN(pdp_temp_val, -DINF);
+
#if 0
#ifdef DEBUG
if (isnan(scratch[CDP_val].u_val) && isnan(pdp_temp)) {
scratch[CDP_primary_val].u_val = cur_val;
else
scratch[CDP_primary_val].u_val = cum_val;
- /* initialize carry over value */
- scratch[CDP_val].u_val = pdp_temp_val;
break;
case CF_MINIMUM:
cum_val = IFDNAN(scratch[CDP_val].u_val, DINF);
scratch[CDP_primary_val].u_val = cur_val;
else
scratch[CDP_primary_val].u_val = cum_val;
- /* initialize carry over value */
- scratch[CDP_val].u_val = pdp_temp_val;
break;
case CF_LAST:
default:
scratch[CDP_primary_val].u_val = pdp_temp_val;
- /* initialize carry over value */
- scratch[CDP_val].u_val = pdp_temp_val;
break;
}
}
}
}
-static rrd_value_t initialize_average_carry_over(
+static rrd_value_t initialize_carry_over(
rrd_value_t pdp_temp_val,
+ int current_cf,
unsigned long elapsed_pdp_st,
unsigned long start_pdp_offset,
unsigned long pdp_cnt)
{
- /* initialize carry over value */
- if (isnan(pdp_temp_val)) {
- return DNAN;
- }
- return pdp_temp_val * ((elapsed_pdp_st - start_pdp_offset) % pdp_cnt);
+ unsigned long pdp_into_cdp_cnt = ((elapsed_pdp_st - start_pdp_offset) % pdp_cnt);
+ if ( pdp_into_cdp_cnt == 0 || isnan(pdp_temp_val)){
+ switch (current_cf) {
+ case CF_MAXIMUM:
+ return -DINF;
+ case CF_MINIMUM:
+ return DINF;
+ case CF_AVERAGE:
+ return 0;
+ default:
+ return DNAN;
+ }
+ }
+ else {
+ switch (current_cf) {
+ case CF_AVERAGE:
+ return pdp_temp_val * pdp_into_cdp_cnt ;
+ default:
+ return pdp_temp_val;
+ }
+ }
}
/*
projects / rrdtool.git / blobdiff