/***************************************************************************** * RRDtool 1.2.23 Copyright by Tobi Oetiker, 1997-2007 ***************************************************************************** * rrd_info Get Information about the configuration of an RRD *****************************************************************************/ #include "rrd_tool.h" #include "rrd_rpncalc.h" #include /* proto */ 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; #else int maxlen = 1000; #endif char *str = NULL; va_list argp; str = malloc(sizeof(char)*(strlen(fmt)+maxlen)); if (str != NULL) { va_start(argp, fmt); #ifdef HAVE_VSNPRINTF vsnprintf(str, maxlen-1, fmt, argp); #else 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; next = malloc(sizeof(*next)); next->next = (info_t *) 0; if( info ) info->next = next; next->type = type; next->key = key; switch (type) { case RD_I_VAL: next->value.u_val = value.u_val; break; case RD_I_CNT: next->value.u_cnt = value.u_cnt; break; case RD_I_INT: 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; } return(next); } info_t * rrd_info(int argc, char **argv) { info_t *info; if(argc < 2){ rrd_set_error("please specify an rrd"); return NULL; } info = rrd_info_r(argv[1]); 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;ids_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;irra_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;iids_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; } } } rrd_free(&rrd); return(data); }