1 /*****************************************************************************
2 * RRDtool 1.0.33 Copyright Tobias Oetiker, 1997 - 2000
3 *****************************************************************************
4 * rrd_info Get Information about the configuration of an RRD
5 *****************************************************************************/
7 #include "rrd_tool.h"
8 #include <stdarg.h>
10 /* proto */
11 static char * sprintf_alloc(char *, ...);
12 static info_t *push(info_t *, char *, enum info_type, infoval);
13 info_t *rrd_info(int, char **);
15 /* allocate memory for string */
16 static char *
17 sprintf_alloc(char *fmt, ...) {
18 #ifdef HAVE_VSNPRINTF
19 int maxlen = 50;
20 #else
21 int maxlen = 1000;
22 #endif
23 char *str = NULL;
24 va_list argp;
25 str = malloc(sizeof(char)*(strlen(fmt)+maxlen));
26 if (str != NULL) {
27 va_start(argp, fmt);
28 #ifdef HAVE_VSNPRINTF
29 vsnprintf(str, maxlen-1, fmt, argp);
30 #else
31 vsprintf(str, fmt, argp);
32 #endif
33 }
34 va_end(argp);
35 return str;
36 }
38 static info_t
39 *push(info_t *info, char *key, enum info_type type, infoval value){
40 info_t *next;
41 next = malloc(sizeof(*next));
42 next->next = (info_t *) 0;
43 if( info )
44 info->next = next;
45 next->type = type;
46 next->key = key;
47 switch (type) {
48 case RD_I_VAL:
49 next->value.u_val = value.u_val;
50 break;
51 case RD_I_CNT:
52 next->value.u_cnt = value.u_cnt;
53 break;
54 case RD_I_STR:
55 next->value.u_str = malloc(sizeof(char)*(strlen(value.u_str)+1));
56 strcpy(next->value.u_str,value.u_str);
57 break;
58 }
59 return(next);
60 }
63 info_t *
64 rrd_info(int argc, char **argv) {
65 int i,ii=0;
66 FILE *in_file;
67 rrd_t rrd;
68 info_t *data,*cd;
69 infoval info;
70 enum cf_en current_cf;
72 if(rrd_open(argv[1],&in_file,&rrd, RRD_READONLY)==-1){
73 return(NULL);
74 }
75 fclose(in_file);
77 info.u_str=argv[1];
78 cd=push(NULL,sprintf_alloc("filename"), RD_I_STR, info);
79 data=cd;
81 info.u_str=rrd.stat_head->version;
82 cd=push(cd,sprintf_alloc("rrd_version"), RD_I_STR, info);
84 info.u_cnt=rrd.stat_head->pdp_step;
85 cd=push(cd,sprintf_alloc("step"), RD_I_CNT, info);
87 info.u_cnt=rrd.live_head->last_up;
88 cd=push(cd,sprintf_alloc("last_update"), RD_I_CNT, info);
90 for(i=0;i<rrd.stat_head->ds_cnt;i++){
92 info.u_str=rrd.ds_def[i].dst;
93 cd=push(cd,sprintf_alloc("ds[%s].type", rrd.ds_def[i].ds_nam), RD_I_STR, info);
95 info.u_cnt=rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt;
96 cd=push(cd,sprintf_alloc("ds[%s].minimal_heartbeat",rrd.ds_def[i].ds_nam), RD_I_CNT, info);
98 info.u_val=rrd.ds_def[i].par[DS_min_val].u_val;
99 cd=push(cd,sprintf_alloc("ds[%s].min", rrd.ds_def[i].ds_nam), RD_I_VAL, info);
101 info.u_val=rrd.ds_def[i].par[DS_max_val].u_val;
102 cd=push(cd,sprintf_alloc("ds[%s].max", rrd.ds_def[i].ds_nam), RD_I_VAL, info);
104 info.u_str=rrd.pdp_prep[i].last_ds;
105 cd=push(cd,sprintf_alloc("ds[%s].last_ds", rrd.ds_def[i].ds_nam), RD_I_STR, info);
107 info.u_val=rrd.pdp_prep[i].scratch[PDP_val].u_val;
108 cd=push(cd,sprintf_alloc("ds[%s].value", rrd.ds_def[i].ds_nam), RD_I_VAL, info);
110 info.u_cnt=rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt;
111 cd=push(cd,sprintf_alloc("ds[%s].unknown_sec", rrd.ds_def[i].ds_nam), RD_I_CNT, info);
112 }
114 for(i=0;i<rrd.stat_head->rra_cnt;i++){
115 info.u_str=rrd.rra_def[i].cf_nam;
116 cd=push(cd,sprintf_alloc("rra[%d].cf", i), RD_I_STR, info);
117 current_cf = cf_conv(rrd.rra_def[i].cf_nam);
119 info.u_cnt=rrd.rra_def[i].row_cnt;
120 cd=push(cd,sprintf_alloc("rra[%d].rows",i), RD_I_CNT, info);
122 info.u_cnt=rrd.rra_def[i].pdp_cnt;
123 cd=push(cd,sprintf_alloc("rra[%d].pdp_per_row",i), RD_I_CNT, info);
125 switch(current_cf)
126 {
127 case CF_HWPREDICT:
128 info.u_val=rrd.rra_def[i].par[RRA_hw_alpha].u_val;
129 cd=push(cd,sprintf_alloc("rra[%d].alpha",i),RD_I_VAL,info);
130 info.u_val=rrd.rra_def[i].par[RRA_hw_beta].u_val;
131 cd=push(cd,sprintf_alloc("rra[%d].beta",i),RD_I_VAL,info);
132 break;
133 case CF_SEASONAL:
134 case CF_DEVSEASONAL:
135 info.u_val=rrd.rra_def[i].par[RRA_seasonal_gamma].u_val;
136 cd=push(cd,sprintf_alloc("rra[%d].gamma",i),RD_I_VAL,info);
137 break;
138 case CF_FAILURES:
139 info.u_val=rrd.rra_def[i].par[RRA_delta_pos].u_val;
140 cd=push(cd,sprintf_alloc("rra[%d].delta_pos",i),RD_I_VAL,info);
141 info.u_val=rrd.rra_def[i].par[RRA_delta_neg].u_val;
142 cd=push(cd,sprintf_alloc("rra[%d].delta_neg",i),RD_I_VAL,info);
143 info.u_cnt=rrd.rra_def[i].par[RRA_failure_threshold].u_cnt;
144 cd=push(cd,sprintf_alloc("rra[%d].failure_threshold",i),RD_I_CNT,info);
145 info.u_cnt=rrd.rra_def[i].par[RRA_window_len].u_cnt;
146 cd=push(cd,sprintf_alloc("rra[%d].window_length",i),RD_I_CNT,info);
147 break;
148 case CF_DEVPREDICT:
149 break;
150 default:
151 info.u_val=rrd.rra_def[i].par[RRA_cdp_xff_val].u_val;
152 cd=push(cd,sprintf_alloc("rra[%d].xff",i),RD_I_VAL,info);
153 break;
154 }
156 for(ii=0;ii<rrd.stat_head->ds_cnt;ii++){
157 info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_val].u_val;
158 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].value",i,ii), RD_I_VAL, info);
159 switch(current_cf)
160 {
161 case CF_HWPREDICT:
162 info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_intercept].u_val;
163 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].intercept",i,ii), RD_I_VAL, info);
164 info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_slope].u_val;
165 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].slope",i,ii), RD_I_VAL, info);
166 info.u_cnt=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_null_count].u_cnt;
167 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].NaN_count",i,ii), RD_I_CNT, info);
168 break;
169 case CF_SEASONAL:
170 info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_seasonal].u_val;
171 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].seasonal",i,ii), RD_I_VAL, info);
172 break;
173 case CF_DEVSEASONAL:
174 info.u_val=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_seasonal_deviation].u_val;
175 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].deviation",i,ii), RD_I_VAL, info);
176 break;
177 case CF_DEVPREDICT:
178 case CF_FAILURES:
179 break;
180 default:
181 info.u_cnt=rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_unkn_pdp_cnt].u_cnt;
182 cd=push(cd,sprintf_alloc("rra[%d].cdp_prep[%d].unknown_datapoints",i,ii), RD_I_CNT, info);
183 break;
184 }
185 }
186 }
187 rrd_free(&rrd);
188 return(data);
190 }