/*****************************************************************************
- * RRDtool 1.2.15 Copyright by Tobi Oetiker, 1997-2006
+ * RRDtool 1.4.3 Copyright by Tobi Oetiker, 1997-2010
*****************************************************************************
* rrd_dump Display a RRD
*****************************************************************************
*****************************************************************************/
#include "rrd_tool.h"
#include "rrd_rpncalc.h"
+#include "rrd_client.h"
-#ifndef NETWARE
+#include <locale.h>
+
+#if !(defined(NETWARE) || defined(WIN32))
extern char *tzname[2];
#endif
-int
-rrd_dump(int argc, char **argv)
+//Local prototypes
+size_t rrd_dump_opt_cb_fileout(
+ const void *data,
+ size_t len,
+ void *user);
+
+int rrd_dump_opt_r(
+ const char *filename,
+ char *outname,
+ int opt_noheader);
+
+int rrd_dump_cb_r(
+ const char *filename,
+ int opt_header,
+ rrd_output_callback_t cb,
+ void *user)
{
- int rc;
+ unsigned int i, ii, ix, iii = 0;
+ time_t now;
+ char somestring[255];
+ rrd_value_t my_cdp;
+ off_t rra_base, rra_start, rra_next;
+ rrd_file_t *rrd_file;
+ rrd_t rrd;
+ rrd_value_t value;
+ struct tm tm;
+ char *old_locale = "";
- if (argc < 2) {
- rrd_set_error("Not enough arguments");
- return -1;
- }
+//These two macros are local defines to clean up visible code from its redndancy
+//and make it easier to read.
+#define CB_PUTS(str) \
+ cb((str), strlen((str)), user)
+#define CB_FMTS(...) do { \
+ char buffer[256]; \
+ snprintf (buffer, sizeof(buffer), __VA_ARGS__); \
+ CB_PUTS (buffer); \
+ } while (0)
+//These macros are to be undefined at the end of this function
- if (argc == 3)
- {
- rc = rrd_dump_r(argv[1], argv[2]);
- }
- else
- {
- rc = rrd_dump_r(argv[1], NULL);
+ //Check if we got a (valid) callback method
+ if (!cb) {
+ return (-1);
}
- return rc;
-}
+ rrd_init(&rrd);
-int
-rrd_dump_r(const char *filename, char *outname)
-{
- unsigned int i,ii,ix,iii=0;
- time_t now;
- char somestring[255];
- rrd_value_t my_cdp;
- long rra_base, rra_start, rra_next;
- FILE *in_file;
- FILE *out_file;
- rrd_t rrd;
- rrd_value_t value;
- struct tm tm;
- if(rrd_open(filename, &in_file,&rrd, RRD_READONLY)==-1){
- rrd_free(&rrd);
- return(-1);
+ rrd_file = rrd_open(filename, &rrd, RRD_READONLY | RRD_READAHEAD);
+ if (rrd_file == NULL) {
+ rrd_free(&rrd);
+ return (-1);
}
- out_file = NULL;
- if (outname)
- {
- if (!(out_file = fopen(outname, "w")))
- {
- return (-1);
- }
+ old_locale = setlocale(LC_NUMERIC, NULL);
+ setlocale(LC_NUMERIC, "C");
+
+
+ if (opt_header == 1) {
+ CB_PUTS("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
+ CB_PUTS("<!DOCTYPE rrd SYSTEM \"http://oss.oetiker.ch/rrdtool/rrdtool.dtd\">\n");
+ CB_PUTS("<!-- Round Robin Database Dump -->\n");
+ CB_PUTS("<rrd>\n");
+ } else if (opt_header == 2) {
+ CB_PUTS("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
+ CB_PUTS("<!-- Round Robin Database Dump -->\n");
+ CB_PUTS("<rrd xmlns=\"http://oss.oetiker.ch/rrdtool/rrdtool-dump.xml\" "
+ "xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n");
+ CB_PUTS("\txsi:schemaLocation=\"http://oss.oetiker.ch/rrdtool/rrdtool-dump.xml "
+ "http://oss.oetiker.ch/rrdtool/rrdtool-dump.xsd\">\n");
+ } else {
+ CB_PUTS("<!-- Round Robin Database Dump -->\n");
+ CB_PUTS("<rrd>\n");
}
- else
- {
- out_file = stdout;
+
+ if (atoi(rrd.stat_head->version) <= 3) {
+ CB_FMTS("\t<version>%s</version>\n", RRD_VERSION3);
+ } else {
+ CB_FMTS("\t<version>%s</version>\n", RRD_VERSION);
}
-
- fputs("<!-- Round Robin Database Dump -->", out_file);
- fputs("<rrd>", out_file);
- fprintf(out_file, "\t<version> %s </version>\n",RRD_VERSION);
- fprintf(out_file, "\t<step> %lu </step> <!-- Seconds -->\n",rrd.stat_head->pdp_step);
-#if HAVE_STRFTIME
+
+ CB_FMTS("\t<step>%lu</step> <!-- Seconds -->\n",
+ rrd.stat_head->pdp_step);
+
+#ifdef HAVE_STRFTIME
localtime_r(&rrd.live_head->last_up, &tm);
- strftime(somestring,200,"%Y-%m-%d %H:%M:%S %Z",
- &tm);
+ strftime(somestring, 255, "%Y-%m-%d %H:%M:%S %Z", &tm);
#else
# error "Need strftime"
#endif
- fprintf(out_file, "\t<lastupdate> %ld </lastupdate> <!-- %s -->\n\n",
- rrd.live_head->last_up,somestring);
- for(i=0;i<rrd.stat_head->ds_cnt;i++){
- fprintf(out_file, "\t<ds>\n");
- fprintf(out_file, "\t\t<name> %s </name>\n",rrd.ds_def[i].ds_nam);
- fprintf(out_file, "\t\t<type> %s </type>\n",rrd.ds_def[i].dst);
- if (dst_conv(rrd.ds_def[i].dst) != DST_CDEF) {
- fprintf(out_file, "\t\t<minimal_heartbeat> %lu </minimal_heartbeat>\n",rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt);
- if (isnan(rrd.ds_def[i].par[DS_min_val].u_val)){
- fprintf(out_file, "\t\t<min> NaN </min>\n");
- } else {
- fprintf(out_file, "\t\t<min> %0.10e </min>\n",rrd.ds_def[i].par[DS_min_val].u_val);
- }
- if (isnan(rrd.ds_def[i].par[DS_max_val].u_val)){
- fprintf(out_file, "\t\t<max> NaN </max>\n");
- } else {
- fprintf(out_file, "\t\t<max> %0.10e </max>\n",rrd.ds_def[i].par[DS_max_val].u_val);
- }
- } else { /* DST_CDEF */
- char *str;
- rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),rrd.ds_def,&str);
- fprintf(out_file, "\t\t<cdef> %s </cdef>\n", str);
- free(str);
- }
- fprintf(out_file, "\n\t\t<!-- PDP Status -->\n");
- fprintf(out_file, "\t\t<last_ds> %s </last_ds>\n",rrd.pdp_prep[i].last_ds);
- if (isnan(rrd.pdp_prep[i].scratch[PDP_val].u_val)){
- fprintf(out_file, "\t\t<value> NaN </value>\n");
- } else {
- fprintf(out_file, "\t\t<value> %0.10e </value>\n",rrd.pdp_prep[i].scratch[PDP_val].u_val);
- }
- fprintf(out_file, "\t\t<unknown_sec> %lu </unknown_sec>\n",
- rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt);
-
- fprintf(out_file, "\t</ds>\n\n");
+ CB_FMTS("\t<lastupdate>%lld</lastupdate> <!-- %s -->\n\n",
+ (long long int) rrd.live_head->last_up, somestring);
+ for (i = 0; i < rrd.stat_head->ds_cnt; i++) {
+ CB_PUTS("\t<ds>\n");
+
+ CB_FMTS("\t\t<name> %s </name>\n", rrd.ds_def[i].ds_nam);
+
+ CB_FMTS("\t\t<type> %s </type>\n", rrd.ds_def[i].dst);
+
+ if (dst_conv(rrd.ds_def[i].dst) != DST_CDEF) {
+ CB_FMTS("\t\t<minimal_heartbeat>%lu</minimal_heartbeat>\n",
+ rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt);
+
+ if (isnan(rrd.ds_def[i].par[DS_min_val].u_val)) {
+ CB_PUTS("\t\t<min>NaN</min>\n");
+ } else {
+ CB_FMTS("\t\t<min>%0.10e</min>\n",
+ rrd.ds_def[i].par[DS_min_val].u_val);
+ }
+
+ if (isnan(rrd.ds_def[i].par[DS_max_val].u_val)) {
+ CB_PUTS("\t\t<max>NaN</max>\n");
+ } else {
+ CB_FMTS("\t\t<max>%0.10e</max>\n",
+ rrd.ds_def[i].par[DS_max_val].u_val);
+ }
+ } else { /* DST_CDEF */
+ char *str = NULL;
+
+ rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),
+ rrd.ds_def, &str);
+
+ //Splitting into 3 writes to avoid allocating memory
+ //This is better compared to snprintf as str may be of arbitrary size
+ CB_PUTS("\t\t<cdef> ");
+ CB_PUTS(str);
+ CB_PUTS(" </cdef>\n");
+
+ free(str);
+ }
+
+ CB_PUTS("\n\t\t<!-- PDP Status -->\n");
+ CB_FMTS("\t\t<last_ds>%s</last_ds>\n",
+ rrd.pdp_prep[i].last_ds);
+
+ if (isnan(rrd.pdp_prep[i].scratch[PDP_val].u_val)) {
+ CB_PUTS("\t\t<value>NaN</value>\n");
+ } else {
+ CB_FMTS("\t\t<value>%0.10e</value>\n",
+ rrd.pdp_prep[i].scratch[PDP_val].u_val);
+ }
+
+ CB_FMTS("\t\t<unknown_sec> %lu </unknown_sec>\n",
+ rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt);
+
+ CB_PUTS("\t</ds>\n\n");
}
- fputs("<!-- Round Robin Archives -->", out_file);
+ CB_PUTS("\t<!-- Round Robin Archives -->\n");
- rra_base=ftell(in_file);
+ rra_base = rrd_file->header_len;
rra_next = rra_base;
- for(i=0;i<rrd.stat_head->rra_cnt;i++){
-
- long timer=0;
- rra_start= rra_next;
- rra_next += ( rrd.stat_head->ds_cnt
- * rrd.rra_def[i].row_cnt
- * sizeof(rrd_value_t));
- fprintf(out_file, "\t<rra>\n");
- fprintf(out_file, "\t\t<cf> %s </cf>\n",rrd.rra_def[i].cf_nam);
- fprintf(out_file, "\t\t<pdp_per_row> %lu </pdp_per_row> <!-- %lu seconds -->\n\n",
- rrd.rra_def[i].pdp_cnt, rrd.rra_def[i].pdp_cnt
- *rrd.stat_head->pdp_step);
- /* support for RRA parameters */
- fprintf(out_file, "\t\t<params>\n");
- switch(cf_conv(rrd.rra_def[i].cf_nam)) {
- case CF_HWPREDICT:
- fprintf(out_file, "\t\t<hw_alpha> %0.10e </hw_alpha>\n",
- rrd.rra_def[i].par[RRA_hw_alpha].u_val);
- fprintf(out_file, "\t\t<hw_beta> %0.10e </hw_beta>\n",
- rrd.rra_def[i].par[RRA_hw_beta].u_val);
- fprintf(out_file, "\t\t<dependent_rra_idx> %lu </dependent_rra_idx>\n",
- rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
- break;
- case CF_SEASONAL:
- case CF_DEVSEASONAL:
- fprintf(out_file, "\t\t<seasonal_gamma> %0.10e </seasonal_gamma>\n",
- rrd.rra_def[i].par[RRA_seasonal_gamma].u_val);
- fprintf(out_file, "\t\t<seasonal_smooth_idx> %lu </seasonal_smooth_idx>\n",
- rrd.rra_def[i].par[RRA_seasonal_smooth_idx].u_cnt);
- fprintf(out_file, "\t\t<dependent_rra_idx> %lu </dependent_rra_idx>\n",
- rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
- break;
- case CF_FAILURES:
- fprintf(out_file, "\t\t<delta_pos> %0.10e </delta_pos>\n",
- rrd.rra_def[i].par[RRA_delta_pos].u_val);
- fprintf(out_file, "\t\t<delta_neg> %0.10e </delta_neg>\n",
- rrd.rra_def[i].par[RRA_delta_neg].u_val);
- fprintf(out_file, "\t\t<window_len> %lu </window_len>\n",
- rrd.rra_def[i].par[RRA_window_len].u_cnt);
- fprintf(out_file, "\t\t<failure_threshold> %lu </failure_threshold>\n",
- rrd.rra_def[i].par[RRA_failure_threshold].u_cnt);
- /* fall thru */
- case CF_DEVPREDICT:
- fprintf(out_file, "\t\t<dependent_rra_idx> %lu </dependent_rra_idx>\n",
- rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
- break;
- case CF_AVERAGE:
- case CF_MAXIMUM:
- case CF_MINIMUM:
- case CF_LAST:
- default:
- fprintf(out_file, "\t\t<xff> %0.10e </xff>\n", rrd.rra_def[i].par[RRA_cdp_xff_val].u_val);
- break;
- }
- fprintf(out_file, "\t\t</params>\n");
- fprintf(out_file, "\t\t<cdp_prep>\n");
- for(ii=0;ii<rrd.stat_head->ds_cnt;ii++){
- unsigned long ivalue;
- fprintf(out_file, "\t\t\t<ds>\n");
- /* support for exporting all CDP parameters */
- /* parameters common to all CFs */
- /* primary_val and secondary_val do not need to be saved between updates
- * so strictly speaking they could be omitted.
- * However, they can be useful for diagnostic purposes, so are included here. */
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt
- +ii].scratch[CDP_primary_val].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<primary_value> NaN </primary_value>\n");
- } else {
- fprintf(out_file, "\t\t\t<primary_value> %0.10e </primary_value>\n", value);
- }
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_secondary_val].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<secondary_value> NaN </secondary_value>\n");
- } else {
- fprintf(out_file, "\t\t\t<secondary_value> %0.10e </secondary_value>\n", value);
- }
- switch(cf_conv(rrd.rra_def[i].cf_nam)) {
- case CF_HWPREDICT:
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_intercept].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<intercept> NaN </intercept>\n");
- } else {
- fprintf(out_file, "\t\t\t<intercept> %0.10e </intercept>\n", value);
- }
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_last_intercept].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<last_intercept> NaN </last_intercept>\n");
- } else {
- fprintf(out_file, "\t\t\t<last_intercept> %0.10e </last_intercept>\n", value);
- }
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_slope].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<slope> NaN </slope>\n");
- } else {
- fprintf(out_file, "\t\t\t<slope> %0.10e </slope>\n", value);
- }
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_last_slope].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<last_slope> NaN </last_slope>\n");
- } else {
- fprintf(out_file, "\t\t\t<last_slope> %0.10e </last_slope>\n", value);
- }
- ivalue = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_null_count].u_cnt;
- fprintf(out_file, "\t\t\t<nan_count> %lu </nan_count>\n", ivalue);
- ivalue = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_last_null_count].u_cnt;
- fprintf(out_file, "\t\t\t<last_nan_count> %lu </last_nan_count>\n", ivalue);
- break;
- case CF_SEASONAL:
- case CF_DEVSEASONAL:
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_seasonal].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<seasonal> NaN </seasonal>\n");
- } else {
- fprintf(out_file, "\t\t\t<seasonal> %0.10e </seasonal>\n", value);
- }
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_last_seasonal].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<last_seasonal> NaN </last_seasonal>\n");
- } else {
- fprintf(out_file, "\t\t\t<last_seasonal> %0.10e </last_seasonal>\n", value);
- }
- ivalue = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_init_seasonal].u_cnt;
- fprintf(out_file, "\t\t\t<init_flag> %lu </init_flag>\n", ivalue);
- break;
- case CF_DEVPREDICT:
- break;
- case CF_FAILURES:
- {
- unsigned short vidx;
- char *violations_array = (char *) ((void*)
- rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch);
- fprintf(out_file, "\t\t\t<history> ");
- for (vidx = 0; vidx < rrd.rra_def[i].par[RRA_window_len].u_cnt; ++vidx)
- {
- fprintf(out_file, "%d",violations_array[vidx]);
- }
- fprintf(out_file, " </history>\n");
- }
- break;
- case CF_AVERAGE:
- case CF_MAXIMUM:
- case CF_MINIMUM:
- case CF_LAST:
- default:
- value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_val].u_val;
- if (isnan(value)) {
- fprintf(out_file, "\t\t\t<value> NaN </value>\n");
- } else {
- fprintf(out_file, "\t\t\t<value> %0.10e </value>\n", value);
- }
- fprintf(out_file, "\t\t\t<unknown_datapoints> %lu </unknown_datapoints>\n",
- rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_unkn_pdp_cnt].u_cnt);
- break;
- }
- fprintf(out_file, "\t\t\t</ds>\n");
- }
- fprintf(out_file, "\t\t</cdp_prep>\n");
-
- fprintf(out_file, "\t\t<database>\n");
- fseek(in_file,(rra_start
- +(rrd.rra_ptr[i].cur_row+1)
- * rrd.stat_head->ds_cnt
- * sizeof(rrd_value_t)),SEEK_SET);
- timer = - (rrd.rra_def[i].row_cnt-1);
- ii=rrd.rra_ptr[i].cur_row;
- for(ix=0;ix<rrd.rra_def[i].row_cnt;ix++){
- ii++;
- if (ii>=rrd.rra_def[i].row_cnt) {
- fseek(in_file,rra_start,SEEK_SET);
- ii=0; /* wrap if max row cnt is reached */
- }
- now = (rrd.live_head->last_up
- - rrd.live_head->last_up
- % (rrd.rra_def[i].pdp_cnt*rrd.stat_head->pdp_step))
- + (timer*rrd.rra_def[i].pdp_cnt*rrd.stat_head->pdp_step);
-
- timer++;
+ for (i = 0; i < rrd.stat_head->rra_cnt; i++) {
+
+ long timer = 0;
+
+ rra_start = rra_next;
+ rra_next += (rrd.stat_head->ds_cnt
+ * rrd.rra_def[i].row_cnt * sizeof(rrd_value_t));
+
+ CB_PUTS("\t<rra>\n");
+
+ CB_FMTS("\t\t<cf>%s</cf>\n", rrd.rra_def[i].cf_nam);
+
+ CB_FMTS("\t\t<pdp_per_row>%lu</pdp_per_row> <!-- %lu seconds -->\n\n",
+ rrd.rra_def[i].pdp_cnt,
+ rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step);
+
+ /* support for RRA parameters */
+ CB_PUTS("\t\t<params>\n");
+
+ switch (cf_conv(rrd.rra_def[i].cf_nam)) {
+ case CF_HWPREDICT:
+ case CF_MHWPREDICT:
+ CB_FMTS("\t\t<hw_alpha>%0.10e</hw_alpha>\n",
+ rrd.rra_def[i].par[RRA_hw_alpha].u_val);
+
+ CB_FMTS("\t\t<hw_beta>%0.10e</hw_beta>\n",
+ rrd.rra_def[i].par[RRA_hw_beta].u_val);
+
+ CB_FMTS("\t\t<dependent_rra_idx>%lu</dependent_rra_idx>\n",
+ rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
+ break;
+ case CF_SEASONAL:
+ case CF_DEVSEASONAL:
+ CB_FMTS("\t\t<seasonal_gamma>%0.10e</seasonal_gamma>\n",
+ rrd.rra_def[i].par[RRA_seasonal_gamma].u_val);
+
+ CB_FMTS("\t\t<seasonal_smooth_idx>%lu</seasonal_smooth_idx>\n",
+ rrd.rra_def[i].par[RRA_seasonal_smooth_idx].u_cnt);
+
+ if (atoi(rrd.stat_head->version) >= 4) {
+ CB_FMTS("\t\t<smoothing_window>%0.10e</smoothing_window>\n",
+ rrd.rra_def[i].par[RRA_seasonal_smoothing_window].u_val);
+ }
+
+ CB_FMTS("\t\t<dependent_rra_idx>%lu</dependent_rra_idx>\n",
+ rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
+ break;
+ case CF_FAILURES:
+ CB_FMTS("\t\t<delta_pos>%0.10e</delta_pos>\n",
+ rrd.rra_def[i].par[RRA_delta_pos].u_val);
+
+ CB_FMTS("\t\t<delta_neg>%0.10e</delta_neg>\n",
+ rrd.rra_def[i].par[RRA_delta_neg].u_val);
+
+ CB_FMTS("\t\t<window_len>%lu</window_len>\n",
+ rrd.rra_def[i].par[RRA_window_len].u_cnt);
+
+ CB_FMTS("\t\t<failure_threshold>%lu</failure_threshold>\n",
+ rrd.rra_def[i].par[RRA_failure_threshold].u_cnt);
+
+ /* fall thru */
+ case CF_DEVPREDICT:
+ CB_FMTS("\t\t<dependent_rra_idx>%lu</dependent_rra_idx>\n",
+ rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
+ break;
+ case CF_AVERAGE:
+ case CF_MAXIMUM:
+ case CF_MINIMUM:
+ case CF_LAST:
+ default:
+ CB_FMTS("\t\t<xff>%0.10e</xff>\n",
+ rrd.rra_def[i].par[RRA_cdp_xff_val].u_val);
+ break;
+ }
+
+ CB_PUTS("\t\t</params>\n");
+ CB_PUTS("\t\t<cdp_prep>\n");
+
+ for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++) {
+ unsigned long ivalue;
+
+ CB_PUTS("\t\t\t<ds>\n");
+ /* support for exporting all CDP parameters */
+ /* parameters common to all CFs */
+ /* primary_val and secondary_val do not need to be saved between updates
+ * so strictly speaking they could be omitted.
+ * However, they can be useful for diagnostic purposes, so are included here. */
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_primary_val].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<primary_value>NaN</primary_value>\n");
+ } else {
+ CB_FMTS("\t\t\t<primary_value>%0.10e</primary_value>\n", value);
+ }
+
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_secondary_val].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<secondary_value>NaN</secondary_value>\n");
+ } else {
+ CB_FMTS("\t\t\t<secondary_value>%0.10e</secondary_value>\n", value);
+ }
+
+ switch (cf_conv(rrd.rra_def[i].cf_nam)) {
+ case CF_HWPREDICT:
+ case CF_MHWPREDICT:
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_hw_intercept].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<intercept>NaN</intercept>\n");
+ } else {
+ CB_FMTS("\t\t\t<intercept>%0.10e</intercept>\n", value);
+ }
+
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_hw_last_intercept].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<last_intercept>NaN</last_intercept>\n");
+ } else {
+ CB_FMTS("\t\t\t<last_intercept>%0.10e</last_intercept>\n", value);
+ }
+
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_hw_slope].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<slope>NaN</slope>\n");
+ } else {
+ CB_FMTS("\t\t\t<slope>%0.10e</slope>\n", value);
+ }
+
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_hw_last_slope].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<last_slope>NaN</last_slope>\n");
+ } else {
+ CB_FMTS("\t\t\t<last_slope>%0.10e</last_slope>\n", value);
+ }
+
+ ivalue = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_null_count].u_cnt;
+ CB_FMTS("\t\t\t<nan_count>%lu</nan_count>\n", ivalue);
+
+ ivalue = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_last_null_count].u_cnt;
+ CB_FMTS("\t\t\t<last_nan_count>%lu</last_nan_count>\n", ivalue);
+ break;
+ case CF_SEASONAL:
+ case CF_DEVSEASONAL:
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_hw_seasonal].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<seasonal>NaN</seasonal>\n");
+ } else {
+ CB_FMTS("\t\t\t<seasonal>%0.10e</seasonal>\n", value);
+ }
+
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_hw_last_seasonal].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<last_seasonal>NaN</last_seasonal>\n");
+ } else {
+ CB_FMTS("\t\t\t<last_seasonal>%0.10e</last_seasonal>\n", value);
+ }
+
+ ivalue = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_init_seasonal].u_cnt;
+ CB_FMTS("\t\t\t<init_flag>%lu</init_flag>\n", ivalue);
+ break;
+ case CF_DEVPREDICT:
+ break;
+ case CF_FAILURES:
+ {
+ unsigned short vidx;
+ char *violations_array = (char *) ((void *)
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].scratch);
+ CB_PUTS("\t\t\t<history>");
+ for (vidx = 0;
+ vidx < rrd.rra_def[i].par[RRA_window_len].u_cnt;
+ ++vidx) {
+ CB_FMTS("%d", violations_array[vidx]);
+ }
+ CB_PUTS("</history>\n");
+ }
+ break;
+ case CF_AVERAGE:
+ case CF_MAXIMUM:
+ case CF_MINIMUM:
+ case CF_LAST:
+ default:
+ value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].scratch[CDP_val].u_val;
+ if (isnan(value)) {
+ CB_PUTS("\t\t\t<value>NaN</value>\n");
+ } else {
+ CB_FMTS("\t\t\t<value>%0.10e</value>\n", value);
+ }
+
+ CB_FMTS("\t\t\t<unknown_datapoints>%lu</unknown_datapoints>\n",
+ rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
+ scratch[CDP_unkn_pdp_cnt].u_cnt);
+ break;
+ }
+ CB_PUTS("\t\t\t</ds>\n");
+ }
+ CB_PUTS("\t\t</cdp_prep>\n");
+
+ CB_PUTS("\t\t<database>\n");
+ rrd_seek(rrd_file, (rra_start + (rrd.rra_ptr[i].cur_row + 1)
+ * rrd.stat_head->ds_cnt
+ * sizeof(rrd_value_t)), SEEK_SET);
+ timer = -(long)(rrd.rra_def[i].row_cnt - 1);
+ ii = rrd.rra_ptr[i].cur_row;
+ for (ix = 0; ix < rrd.rra_def[i].row_cnt; ix++) {
+ ii++;
+ if (ii >= rrd.rra_def[i].row_cnt) {
+ rrd_seek(rrd_file, rra_start, SEEK_SET);
+ ii = 0; /* wrap if max row cnt is reached */
+ }
+ now = (rrd.live_head->last_up
+ - rrd.live_head->last_up
+ % (rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step))
+ + (timer * rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step);
+
+ timer++;
#if HAVE_STRFTIME
- localtime_r(&now, &tm);
- strftime(somestring,200,"%Y-%m-%d %H:%M:%S %Z", &tm);
+ localtime_r(&now, &tm);
+ strftime(somestring, 255, "%Y-%m-%d %H:%M:%S %Z", &tm);
#else
# error "Need strftime"
#endif
- fprintf(out_file, "\t\t\t<!-- %s / %d --> <row>",somestring,(int)now);
- for(iii=0;iii<rrd.stat_head->ds_cnt;iii++){
- fread(&my_cdp,sizeof(rrd_value_t),1,in_file);
- if (isnan(my_cdp)){
- fprintf(out_file, "<v> NaN </v>");
- } else {
- fprintf(out_file, "<v> %0.10e </v>",my_cdp);
- };
- }
- fprintf(out_file, "</row>\n");
- }
- fprintf(out_file, "\t\t</database>\n\t</rra>\n");
-
+ CB_FMTS("\t\t\t<!-- %s / %lld --> <row>", somestring, (long long int) now);
+ for (iii = 0; iii < rrd.stat_head->ds_cnt; iii++) {
+ rrd_read(rrd_file, &my_cdp, sizeof(rrd_value_t) * 1);
+ if (isnan(my_cdp)) {
+ CB_PUTS("<v>NaN</v>");
+ } else {
+ CB_FMTS("<v>%0.10e</v>", my_cdp);
+ }
+ }
+ CB_PUTS("</row>\n");
+ }
+ CB_PUTS("\t\t</database>\n\t</rra>\n");
}
- fprintf(out_file, "</rrd>\n");
+
+ CB_PUTS("</rrd>\n");
+
rrd_free(&rrd);
- fclose(in_file);
- if (out_file != stdout)
- {
- fclose(out_file);
+
+ setlocale(LC_NUMERIC, old_locale);
+
+ return rrd_close(rrd_file);
+
+//Undefining the previously defined shortcuts
+//See start of this function
+#undef CB_PUTS
+#undef CB_FMTS
+//End of macro undefining
+
+}
+
+size_t rrd_dump_opt_cb_fileout(
+ const void *data,
+ size_t len,
+ void *user)
+{
+ return fwrite(data, 1, len, (FILE *)user);
+}
+
+int rrd_dump_opt_r(
+ const char *filename,
+ char *outname,
+ int opt_noheader)
+{
+ FILE *out_file;
+ int res;
+
+ out_file = NULL;
+ if (outname) {
+ if (!(out_file = fopen(outname, "w"))) {
+ return (-1);
+ }
+ } else {
+ out_file = stdout;
+ }
+
+ res = rrd_dump_cb_r(filename, opt_noheader, rrd_dump_opt_cb_fileout, (void *)out_file);
+
+ if (out_file != stdout) {
+ fclose(out_file);
}
- return(0);
+
+ return res;
+}
+
+/* backward compatibility with 1.2.x */
+int rrd_dump_r(
+ const char *filename,
+ char *outname)
+{
+ return rrd_dump_opt_r(filename, outname, 0);
}
+int rrd_dump(
+ int argc,
+ char **argv)
+{
+ int rc;
+ /**
+ * 0 = no header
+ * 1 = dtd header
+ * 2 = xsd header
+ */
+ int opt_header = 1;
+ char *opt_daemon = NULL;
+
+ /* init rrd clean */
+
+ optind = 0;
+ opterr = 0; /* initialize getopt */
+
+ while (42) {/* ha ha */
+ int opt;
+ int option_index = 0;
+ static struct option long_options[] = {
+ {"daemon", required_argument, 0, 'd'},
+ {"header", required_argument, 0, 'h'},
+ {"no-header", no_argument, 0, 'n'},
+ {0, 0, 0, 0}
+ };
+ opt = getopt_long(argc, argv, "d:h:n", long_options, &option_index);
+ if (opt == EOF)
+ break;
+ switch (opt) {
+ case 'd':
+ if (opt_daemon != NULL)
+ free (opt_daemon);
+ opt_daemon = strdup (optarg);
+ if (opt_daemon == NULL)
+ {
+ rrd_set_error ("strdup failed.");
+ return (-1);
+ }
+ break;
+
+ case 'n':
+ opt_header = 0;
+ break;
+
+ case 'h':
+ if (strcmp(optarg, "dtd") == 0) {
+ opt_header = 1;
+ } else if (strcmp(optarg, "xsd") == 0) {
+ opt_header = 2;
+ } else if (strcmp(optarg, "none") == 0) {
+ opt_header = 0;
+ }
+ break;
+
+ default:
+ rrd_set_error("usage rrdtool %s [--header|-h {none,xsd,dtd}] [--no-header]"
+ "file.rrd [file.xml]", argv[0]);
+ return (-1);
+ break;
+ }
+ } /* while (42) */
+
+ if ((argc - optind) < 1 || (argc - optind) > 2) {
+ rrd_set_error("usage rrdtool %s [--header|-h {none,xsd,dtd}] [--no-header]"
+ "file.rrd [file.xml]", argv[0]);
+ return (-1);
+ }
+
+ rc = rrdc_flush_if_daemon(opt_daemon, argv[optind]);
+ if (opt_daemon) free(opt_daemon);
+ if (rc) return (rc);
+
+ if ((argc - optind) == 2) {
+ rc = rrd_dump_opt_r(argv[optind], argv[optind + 1], opt_header);
+ } else {
+ rc = rrd_dump_opt_r(argv[optind], NULL, opt_header);
+ }
+
+ return rc;
+}