1 /*****************************************************************************
2 * RRDtool 1.0.33 Copyright Tobias Oetiker, 1997 - 2000
3 *****************************************************************************
4 * rrd_dump Display a RRD
5 *****************************************************************************
6 * $Id$
7 * $Log$
8 * Revision 1.1 2001/02/25 22:25:05 oetiker
9 * Initial revision
10 *
11 *****************************************************************************/
13 #include "rrd_tool.h"
15 extern char *tzname[2];
17 int
18 rrd_dump(int argc, char **argv)
19 {
20 int i,ii,ix,iii=0;
21 time_t now;
22 char somestring[255];
23 rrd_value_t my_cdp;
24 long rra_base, rra_start, rra_next;
25 FILE *in_file;
26 rrd_t rrd;
29 if(rrd_open(argv[1],&in_file,&rrd, RRD_READONLY)==-1){
30 return(-1);
31 }
32 puts("<!-- Round Robin Database Dump -->");
33 puts("<rrd>");
34 printf("\t<version> %s </version>\n",rrd.stat_head->version);
35 printf("\t<step> %lu </step> <!-- Seconds -->\n",rrd.stat_head->pdp_step);
36 #if HAVE_STRFTIME
37 strftime(somestring,200,"%Y-%m-%d %H:%M:%S %Z",
38 localtime(&rrd.live_head->last_up));
39 #else
40 # error "Need strftime"
41 #endif
42 printf("\t<lastupdate> %ld </lastupdate> <!-- %s -->\n\n",
43 rrd.live_head->last_up,somestring);
44 for(i=0;i<rrd.stat_head->ds_cnt;i++){
45 printf("\t<ds>\n");
46 printf("\t\t<name> %s </name>\n",rrd.ds_def[i].ds_nam);
47 printf("\t\t<type> %s </type>\n",rrd.ds_def[i].dst);
48 printf("\t\t<minimal_heartbeat> %lu </minimal_heartbeat>\n",rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt);
49 if (isnan(rrd.ds_def[i].par[DS_min_val].u_val)){
50 printf("\t\t<min> NaN </min>\n");
51 } else {
52 printf("\t\t<min> %0.10e </min>\n",rrd.ds_def[i].par[DS_min_val].u_val);
53 }
54 if (isnan(rrd.ds_def[i].par[DS_max_val].u_val)){
55 printf("\t\t<max> NaN </max>\n");
56 } else {
57 printf("\t\t<max> %0.10e </max>\n",rrd.ds_def[i].par[DS_max_val].u_val);
58 }
59 printf("\n\t\t<!-- PDP Status -->\n");
60 printf("\t\t<last_ds> %s </last_ds>\n",rrd.pdp_prep[i].last_ds);
61 if (isnan(rrd.pdp_prep[i].scratch[PDP_val].u_val)){
62 printf("\t\t<value> NaN </value>\n");
63 } else {
64 printf("\t\t<value> %0.10e </value>\n",rrd.pdp_prep[i].scratch[PDP_val].u_val);
65 }
66 printf("\t\t<unknown_sec> %lu </unknown_sec>\n",
67 rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt);
69 printf("\t</ds>\n\n");
70 }
72 puts("<!-- Round Robin Archives -->");
74 rra_base=ftell(in_file);
75 rra_next = rra_base;
77 for(i=0;i<rrd.stat_head->rra_cnt;i++){
79 long timer=0;
80 rra_start= rra_next;
81 rra_next += ( rrd.stat_head->ds_cnt
82 * rrd.rra_def[i].row_cnt
83 * sizeof(rrd_value_t));
84 printf("\t<rra>\n");
85 printf("\t\t<cf> %s </cf>\n",rrd.rra_def[i].cf_nam);
86 printf("\t\t<pdp_per_row> %lu </pdp_per_row> <!-- %lu seconds -->\n",
87 rrd.rra_def[i].pdp_cnt, rrd.rra_def[i].pdp_cnt
88 *rrd.stat_head->pdp_step);
89 printf("\t\t<xff> %0.10e </xff>\n\n",rrd.rra_def[i].par[RRA_cdp_xff_val].u_val);
90 printf("\t\t<cdp_prep>\n");
91 for(ii=0;ii<rrd.stat_head->ds_cnt;ii++){
92 double value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_val].u_val;
93 printf("\t\t\t<ds>");
94 if (isnan(value)){
95 printf("<value> NaN </value>");
96 } else {
97 printf("<value> %0.10e </value>", value);
98 }
99 printf(" <unknown_datapoints> %lu </unknown_datapoints>",
100 rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_unkn_pdp_cnt].u_cnt);
101 printf("</ds>\n");
102 }
103 printf("\t\t</cdp_prep>\n");
105 printf("\t\t<database>\n");
106 fseek(in_file,(rra_start
107 +(rrd.rra_ptr[i].cur_row+1)
108 * rrd.stat_head->ds_cnt
109 * sizeof(rrd_value_t)),SEEK_SET);
110 timer = - (rrd.rra_def[i].row_cnt-1);
111 ii=rrd.rra_ptr[i].cur_row;
112 for(ix=0;ix<rrd.rra_def[i].row_cnt;ix++){
113 ii++;
114 if (ii>=rrd.rra_def[i].row_cnt) {
115 fseek(in_file,rra_start,SEEK_SET);
116 ii=0; /* wrap if max row cnt is reached */
117 }
118 now = (rrd.live_head->last_up
119 - rrd.live_head->last_up
120 % (rrd.rra_def[i].pdp_cnt*rrd.stat_head->pdp_step))
121 + (timer*rrd.rra_def[i].pdp_cnt*rrd.stat_head->pdp_step);
123 timer++;
124 #if HAVE_STRFTIME
125 strftime(somestring,200,"%Y-%m-%d %H:%M:%S %Z", localtime(&now));
126 #else
127 # error "Need strftime"
128 #endif
129 printf("\t\t\t<!-- %s / %d --> <row>",somestring,(int)now);
130 for(iii=0;iii<rrd.stat_head->ds_cnt;iii++){
131 fread(&my_cdp,sizeof(rrd_value_t),1,in_file);
132 if (isnan(my_cdp)){
133 printf("<v> NaN </v>");
134 } else {
135 printf("<v> %0.10e </v>",my_cdp);
136 };
137 }
138 printf("</row>\n");
139 }
140 printf("\t\t</database>\n\t</rra>\n");
142 }
143 printf("</rrd>\n");
144 rrd_free(&rrd);
145 fclose(in_file);
146 return(0);
147 }