/*****************************************************************************
- * RRDtool 1.2.1 Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2.99907080300 Copyright by Tobi Oetiker, 1997-2007
*****************************************************************************
* rrd_info Get Information about the configuration of an RRD
*****************************************************************************/
#include <stdarg.h>
/* proto */
-info_t *rrd_info(int, char **);
-info_t *rrd_info_r(char *filename);
+info_t *rrd_info(
+ int,
+ char **);
+info_t *rrd_info_r(
+ char *filename);
/* allocate memory for string */
-char *
-sprintf_alloc(char *fmt, ...) {
-#ifdef HAVE_VSNPRINTF
- int maxlen = 50;
+char *sprintf_alloc(
+ char *fmt,
+ ...)
+{
+#ifdef HAVE_VSNPRINTF
+ int maxlen = 50;
#else
- int maxlen = 1000;
+ int maxlen = 1000;
#endif
- char *str = NULL;
- va_list argp;
- str = malloc(sizeof(char)*(strlen(fmt)+maxlen));
+ char *str = NULL;
+ va_list argp;
+ str = malloc(sizeof(char) * (strlen(fmt) + maxlen));
if (str != NULL) {
- va_start(argp, fmt);
+ va_start(argp, fmt);
#ifdef HAVE_VSNPRINTF
- vsnprintf(str, maxlen-1, fmt, argp);
+ vsnprintf(str, maxlen - 1, fmt, argp);
#else
- vsprintf(str, fmt, argp);
+ vsprintf(str, fmt, argp);
#endif
}
va_end(argp);
return str;
}
+
/* the function formerly known as push was renamed info_push because
* it is now used outside the scope of this file */
-info_t
-*info_push(info_t *info, char *key, enum info_type type, infoval value){
- info_t *next;
+info_t
+ *info_push(
+ info_t *info,
+ char *key,
+ enum info_type type,
+ infoval value)
+{
+ info_t *next;
+
next = malloc(sizeof(*next));
next->next = (info_t *) 0;
- if( info )
- info->next = next;
+ if (info)
+ info->next = next;
next->type = type;
- next->key = key;
+ next->key = key;
switch (type) {
case RD_I_VAL:
- next->value.u_val = value.u_val;
- break;
+ next->value.u_val = value.u_val;
+ break;
case RD_I_CNT:
- next->value.u_cnt = value.u_cnt;
- break;
+ next->value.u_cnt = value.u_cnt;
+ break;
case RD_I_INT:
- next->value.u_int = value.u_int;
- break;
+ next->value.u_int = value.u_int;
+ break;
case RD_I_STR:
- next->value.u_str = malloc(sizeof(char)*(strlen(value.u_str)+1));
- strcpy(next->value.u_str,value.u_str);
- break;
+ next->value.u_str = malloc(sizeof(char) * (strlen(value.u_str) + 1));
+ strcpy(next->value.u_str, value.u_str);
+ break;
}
- return(next);
+ return (next);
}
-info_t *
-rrd_info(int argc, char **argv) {
- info_t *info;
+info_t *rrd_info(
+ int argc,
+ char **argv)
+{
+ info_t *info;
- if(argc < 2){
+ if (argc < 2) {
rrd_set_error("please specify an rrd");
return NULL;
}
info = rrd_info_r(argv[1]);
- return(info);
+ return (info);
}
-
-info_t *
-rrd_info_r(char *filename) {
- unsigned int i,ii=0;
- FILE *in_file;
- rrd_t rrd;
- info_t *data,*cd;
- infoval info;
- enum cf_en current_cf;
- enum dst_en current_ds;
- if(rrd_open(filename,&in_file,&rrd, RRD_READONLY)==-1){
- return(NULL);
- }
- fclose(in_file);
-
- info.u_str=filename;
- cd=info_push(NULL,sprintf_alloc("filename"), RD_I_STR, info);
- data=cd;
-
- info.u_str=rrd.stat_head->version;
- cd=info_push(cd,sprintf_alloc("rrd_version"), RD_I_STR, info);
-
- info.u_cnt=rrd.stat_head->pdp_step;
- cd=info_push(cd,sprintf_alloc("step"), RD_I_CNT, info);
-
- info.u_cnt=rrd.live_head->last_up;
- cd=info_push(cd,sprintf_alloc("last_update"), RD_I_CNT, info);
-
- for(i=0;i<rrd.stat_head->ds_cnt;i++){
-
- info.u_str=rrd.ds_def[i].dst;
- cd=info_push(cd,sprintf_alloc("ds[%s].type", rrd.ds_def[i].ds_nam), RD_I_STR, info);
-
- current_ds = dst_conv(rrd.ds_def[i].dst);
- switch (current_ds) {
- case DST_CDEF:
- {
- char *buffer = 0;
- rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),
- rrd.ds_def, &buffer);
- info.u_str = buffer;
- cd=info_push(cd,sprintf_alloc("ds[%s].cdef",rrd.ds_def[i].ds_nam),RD_I_STR,info);
- free(buffer);
- }
- break;
- default:
- info.u_cnt=rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt;
- cd=info_push(cd,sprintf_alloc("ds[%s].minimal_heartbeat",rrd.ds_def[i].ds_nam), RD_I_CNT, info);
-
- info.u_val=rrd.ds_def[i].par[DS_min_val].u_val;
- cd=info_push(cd,sprintf_alloc("ds[%s].min",rrd.ds_def[i].ds_nam), RD_I_VAL, info);
-
- info.u_val=rrd.ds_def[i].par[DS_max_val].u_val;
- cd=info_push(cd,sprintf_alloc("ds[%s].max",rrd.ds_def[i].ds_nam), RD_I_VAL, info);
- break;
- }
-
- info.u_str=rrd.pdp_prep[i].last_ds;
- cd=info_push(cd,sprintf_alloc("ds[%s].last_ds", rrd.ds_def[i].ds_nam), RD_I_STR, info);
-
- info.u_val=rrd.pdp_prep[i].scratch[PDP_val].u_val;
- cd=info_push(cd,sprintf_alloc("ds[%s].value", rrd.ds_def[i].ds_nam), RD_I_VAL, info);
-
- info.u_cnt=rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt;
- cd=info_push(cd,sprintf_alloc("ds[%s].unknown_sec", rrd.ds_def[i].ds_nam), RD_I_CNT, info);
+info_t *rrd_info_r(
+ char *filename)
+{
+ unsigned int i, ii = 0;
+ rrd_t rrd;
+ info_t *data = NULL, *cd;
+ infoval info;
+ rrd_file_t *rrd_file;
+ enum cf_en current_cf;
+ enum dst_en current_ds;
+
+ rrd_file = rrd_open(filename, &rrd, RRD_READONLY);
+ if (rrd_file == NULL)
+ goto err_free;
+
+ info.u_str = filename;
+ cd = info_push(NULL, sprintf_alloc("filename"), RD_I_STR, info);
+ data = cd;
+
+ info.u_str = rrd.stat_head->version;
+ cd = info_push(cd, sprintf_alloc("rrd_version"), RD_I_STR, info);
+
+ info.u_cnt = rrd.stat_head->pdp_step;
+ cd = info_push(cd, sprintf_alloc("step"), RD_I_CNT, info);
+
+ info.u_cnt = rrd.live_head->last_up;
+ cd = info_push(cd, sprintf_alloc("last_update"), RD_I_CNT, info);
+
+ for (i = 0; i < rrd.stat_head->ds_cnt; i++) {
+
+ info.u_str = rrd.ds_def[i].dst;
+ cd = info_push(cd, sprintf_alloc("ds[%s].type", rrd.ds_def[i].ds_nam),
+ RD_I_STR, info);
+
+ current_ds = dst_conv(rrd.ds_def[i].dst);
+ switch (current_ds) {
+ case DST_CDEF:
+ {
+ char *buffer = NULL;
+
+ rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),
+ rrd.ds_def, &buffer);
+ info.u_str = buffer;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].cdef", rrd.ds_def[i].ds_nam),
+ RD_I_STR, info);
+ free(buffer);
+ }
+ break;
+ default:
+ info.u_cnt = rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].minimal_heartbeat",
+ rrd.ds_def[i].ds_nam), RD_I_CNT,
+ info);
+
+ info.u_val = rrd.ds_def[i].par[DS_min_val].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].min", rrd.ds_def[i].ds_nam),
+ RD_I_VAL, info);
+
+ info.u_val = rrd.ds_def[i].par[DS_max_val].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].max", rrd.ds_def[i].ds_nam),
+ RD_I_VAL, info);
+ break;
+ }
+
+ info.u_str = rrd.pdp_prep[i].last_ds;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].last_ds", rrd.ds_def[i].ds_nam),
+ RD_I_STR, info);
+
+ info.u_val = rrd.pdp_prep[i].scratch[PDP_val].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].value", rrd.ds_def[i].ds_nam),
+ RD_I_VAL, info);
+
+ info.u_cnt = rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt;
+ cd = info_push(cd,
+ sprintf_alloc("ds[%s].unknown_sec",
+ rrd.ds_def[i].ds_nam), RD_I_CNT, info);
}
- for(i=0;i<rrd.stat_head->rra_cnt;i++){
- info.u_str=rrd.rra_def[i].cf_nam;
- cd=info_push(cd,sprintf_alloc("rra[%d].cf", i), RD_I_STR, info);
- current_cf = cf_conv(rrd.rra_def[i].cf_nam);
-
- info.u_cnt=rrd.rra_def[i].row_cnt;
- cd=info_push(cd,sprintf_alloc("rra[%d].rows",i), RD_I_CNT, info);
-
- info.u_cnt=rrd.rra_def[i].pdp_cnt;
- cd=info_push(cd,sprintf_alloc("rra[%d].pdp_per_row",i), RD_I_CNT, info);
-
- switch(current_cf)
- {
- case CF_HWPREDICT:
- info.u_val=rrd.rra_def[i].par[RRA_hw_alpha].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].alpha",i),RD_I_VAL,info);
- info.u_val=rrd.rra_def[i].par[RRA_hw_beta].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].beta",i),RD_I_VAL,info);
- break;
- case CF_SEASONAL:
- case CF_DEVSEASONAL:
- info.u_val=rrd.rra_def[i].par[RRA_seasonal_gamma].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].gamma",i),RD_I_VAL,info);
- break;
- case CF_FAILURES:
- info.u_val=rrd.rra_def[i].par[RRA_delta_pos].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].delta_pos",i),RD_I_VAL,info);
- info.u_val=rrd.rra_def[i].par[RRA_delta_neg].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].delta_neg",i),RD_I_VAL,info);
- info.u_cnt=rrd.rra_def[i].par[RRA_failure_threshold].u_cnt;
- cd=info_push(cd,sprintf_alloc("rra[%d].failure_threshold",i),RD_I_CNT,info);
- info.u_cnt=rrd.rra_def[i].par[RRA_window_len].u_cnt;
- cd=info_push(cd,sprintf_alloc("rra[%d].window_length",i),RD_I_CNT,info);
- break;
- case CF_DEVPREDICT:
- break;
- default:
- info.u_val=rrd.rra_def[i].par[RRA_cdp_xff_val].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].xff",i),RD_I_VAL,info);
- break;
- }
-
- for(ii=0;ii<rrd.stat_head->ds_cnt;ii++){
- switch(current_cf)
- {
- case CF_HWPREDICT:
- info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_intercept].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].intercept",i,ii), RD_I_VAL, info);
- info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_slope].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].slope",i,ii), RD_I_VAL, info);
- info.u_cnt=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_null_count].u_cnt;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].NaN_count",i,ii), RD_I_CNT, info);
- break;
- case CF_SEASONAL:
- info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_seasonal].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].seasonal",i,ii), RD_I_VAL, info);
- break;
- case CF_DEVSEASONAL:
- info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_seasonal_deviation].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].deviation",i,ii), RD_I_VAL, info);
- break;
- case CF_DEVPREDICT:
- break;
- case CF_FAILURES:
- {
- unsigned short j;
- char *violations_array;
- char history[MAX_FAILURES_WINDOW_LEN+1];
- violations_array = (char*) rrd.cdp_prep[i*rrd.stat_head->ds_cnt +ii].scratch;
- for (j = 0; j < rrd.rra_def[i].par[RRA_window_len].u_cnt; ++j)
- history[j] = (violations_array[j] == 1) ? '1' : '0';
- history[j] = '\0';
- info.u_str = history;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].history",i,ii), RD_I_STR, info);
- }
- break;
- default:
- info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_val].u_val;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].value",i,ii), RD_I_VAL, info);
- info.u_cnt=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_unkn_pdp_cnt].u_cnt;
- cd=info_push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].unknown_datapoints",i,ii), RD_I_CNT, info);
- break;
+ for (i = 0; i < rrd.stat_head->rra_cnt; i++) {
+ info.u_str = rrd.rra_def[i].cf_nam;
+ cd = info_push(cd, sprintf_alloc("rra[%d].cf", i), RD_I_STR, info);
+ current_cf = cf_conv(rrd.rra_def[i].cf_nam);
+
+ info.u_cnt = rrd.rra_def[i].row_cnt;
+ cd = info_push(cd, sprintf_alloc("rra[%d].rows", i), RD_I_CNT, info);
+
+ info.u_cnt = rrd.rra_def[i].pdp_cnt;
+ cd = info_push(cd, sprintf_alloc("rra[%d].pdp_per_row", i), RD_I_CNT,
+ info);
+
+ switch (current_cf) {
+ case CF_HWPREDICT:
+ case CF_MHWPREDICT:
+ info.u_val = rrd.rra_def[i].par[RRA_hw_alpha].u_val;
+ cd = info_push(cd, sprintf_alloc("rra[%d].alpha", i), RD_I_VAL,
+ info);
+ info.u_val = rrd.rra_def[i].par[RRA_hw_beta].u_val;
+ cd = info_push(cd, sprintf_alloc("rra[%d].beta", i), RD_I_VAL,
+ info);
+ break;
+ case CF_SEASONAL:
+ case CF_DEVSEASONAL:
+ info.u_val = rrd.rra_def[i].par[RRA_seasonal_gamma].u_val;
+ cd = info_push(cd, sprintf_alloc("rra[%d].gamma", i), RD_I_VAL,
+ info);
+ break;
+ case CF_FAILURES:
+ info.u_val = rrd.rra_def[i].par[RRA_delta_pos].u_val;
+ cd = info_push(cd, sprintf_alloc("rra[%d].delta_pos", i),
+ RD_I_VAL, info);
+ info.u_val = rrd.rra_def[i].par[RRA_delta_neg].u_val;
+ cd = info_push(cd, sprintf_alloc("rra[%d].delta_neg", i),
+ RD_I_VAL, info);
+ info.u_cnt = rrd.rra_def[i].par[RRA_failure_threshold].u_cnt;
+ cd = info_push(cd, sprintf_alloc("rra[%d].failure_threshold", i),
+ RD_I_CNT, info);
+ info.u_cnt = rrd.rra_def[i].par[RRA_window_len].u_cnt;
+ cd = info_push(cd, sprintf_alloc("rra[%d].window_length", i),
+ RD_I_CNT, info);
+ break;
+ case CF_DEVPREDICT:
+ break;
+ default:
+ info.u_val = rrd.rra_def[i].par[RRA_cdp_xff_val].u_val;
+ cd = info_push(cd, sprintf_alloc("rra[%d].xff", i), RD_I_VAL,
+ info);
+ break;
+ }
+
+ for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++) {
+ switch (current_cf) {
+ case CF_HWPREDICT:
+ case CF_MHWPREDICT:
+ info.u_val =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_hw_intercept].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].intercept",
+ i, ii), RD_I_VAL, info);
+ info.u_val =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_hw_slope].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].slope", i,
+ ii), RD_I_VAL, info);
+ info.u_cnt =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_null_count].u_cnt;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].NaN_count",
+ i, ii), RD_I_CNT, info);
+ break;
+ case CF_SEASONAL:
+ info.u_val =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_hw_seasonal].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].seasonal",
+ i, ii), RD_I_VAL, info);
+ break;
+ case CF_DEVSEASONAL:
+ info.u_val =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_seasonal_deviation].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].deviation",
+ i, ii), RD_I_VAL, info);
+ break;
+ case CF_DEVPREDICT:
+ break;
+ case CF_FAILURES:
+ {
+ unsigned short j;
+ char *violations_array;
+ char history[MAX_FAILURES_WINDOW_LEN + 1];
+
+ violations_array =
+ (char *) rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch;
+ for (j = 0; j < rrd.rra_def[i].par[RRA_window_len].u_cnt; ++j)
+ history[j] = (violations_array[j] == 1) ? '1' : '0';
+ history[j] = '\0';
+ info.u_str = history;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].history",
+ i, ii), RD_I_STR, info);
+ }
+ break;
+ default:
+ info.u_val =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_val].u_val;
+ cd = info_push(cd,
+ sprintf_alloc("rra[%d].cdp_prep[%d].value", i,
+ ii), RD_I_VAL, info);
+ info.u_cnt =
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
+ ii].scratch[CDP_unkn_pdp_cnt].u_cnt;
+ cd = info_push(cd,
+ sprintf_alloc
+ ("rra[%d].cdp_prep[%d].unknown_datapoints", i,
+ ii), RD_I_CNT, info);
+ break;
+ }
}
}
- }
- rrd_free(&rrd);
- return(data);
+ rrd_close(rrd_file);
+ err_free:
+ rrd_free(&rrd);
+ return (data);
}