1 /*****************************************************************************
2 * RRDtool 1.2.23 Copyright by Tobi Oetiker, 1997-2007
3 *****************************************************************************
4 * rrd_stat Retreive the header part of an RRD
5 *****************************************************************************/
9 XXX:This file is not compiled.Is this on purpose ? extern char *tzname[2];
15 int i, ii, ix, iii = 0;
19 long rra_base, rra_start, rra_next;
24 rrd_file = rrd_open(argv[1], &rrd, RRD_READONLY);
25 if (rrd_file == NULL) {
28 puts("<!-- Round Robin Database Dump -->");
30 printf("\t<version> %s </version>\n", rrd.stat_head->version);
31 printf("\t<step> %lu </step> <!-- Seconds -->\n",
32 rrd.stat_head->pdp_step);
34 strftime(somestring, 200, "%Y-%m-%d %H:%M:%S %Z",
35 localtime_r(&rrd.live_head->last_up, &tm));
37 # error "Need strftime"
39 printf("\t<lastupdate> %ld </lastupdate> <!-- %s -->\n\n",
40 rrd.live_head->last_up, somestring);
41 for (i = 0; i < rrd.stat_head->ds_cnt; i++) {
43 printf("\t\t<name> %s </name>\n", rrd.ds_def[i].ds_nam);
44 printf("\t\t<type> %s </type>\n", rrd.ds_def[i].dst);
45 printf("\t\t<minimal_heartbeat> %lu </minimal_heartbeat>\n",
46 rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt);
47 if (isnan(rrd.ds_def[i].par[DS_min_val].u_val)) {
48 printf("\t\t<min> NaN </min>\n");
50 printf("\t\t<min> %0.10e </min>\n",
51 rrd.ds_def[i].par[DS_min_val].u_val);
53 if (isnan(rrd.ds_def[i].par[DS_max_val].u_val)) {
54 printf("\t\t<max> NaN </max>\n");
56 printf("\t\t<max> %0.10e </max>\n",
57 rrd.ds_def[i].par[DS_max_val].u_val);
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");
64 printf("\t\t<value> %0.10e </value>\n",
65 rrd.pdp_prep[i].scratch[PDP_val].u_val);
67 printf("\t\t<unknown_sec> %lu </unknown_sec>\n",
68 rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt);
70 printf("\t</ds>\n\n");
73 puts("<!-- Round Robin Archives -->");
75 rra_base = rrd_file->header_len;
78 for (i = 0; i < rrd.stat_head->rra_cnt; i++) {
83 rra_next += (rrd.stat_head->ds_cnt
84 * rrd.rra_def[i].row_cnt * sizeof(rrd_value_t));
86 printf("\t\t<cf> %s </cf>\n", rrd.rra_def[i].cf_nam);
88 ("\t\t<pdp_per_row> %lu </pdp_per_row> <!-- %lu seconds -->\n\n",
89 rrd.rra_def[i].pdp_cnt,
90 rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step);
91 printf("\t\t<cdp_prep>\n");
92 for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++) {
94 rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
95 ii].scratch[CDP_val].u_val;
98 printf("<value> NaN </value>");
100 printf("<value> %0.10e </value>", value);
102 printf(" <unknown_datapoints> %lu </unknown_datapoints>",
103 rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
104 ii].scratch[CDP_unkn_pdp_cnt].u_cnt);
107 printf("\t\t</cdp_prep>\n");
109 printf("\t\t<database>\n");
110 rrd_seek(rrd_file, (rra_start + (rrd.rra_ptr[i].cur_row + 1)
111 * rrd.stat_head->ds_cnt
112 * sizeof(rrd_value_t)), SEEK_SET);
113 timer = -(rrd.rra_def[i].row_cnt - 1);
114 ii = rrd.rra_ptr[i].cur_row;
115 for (ix = 0; ix < rrd.rra_def[i].row_cnt; ix++) {
117 if (ii >= rrd.rra_def[i].row_cnt) {
118 rrd_seek(rrd_file, rra_start, SEEK_SET);
119 ii = 0; /* wrap if max row cnt is reached */
121 now = (rrd.live_head->last_up
122 - rrd.live_head->last_up
123 % (rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step))
124 + (timer * rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step);
128 strftime(somestring, 200, "%Y-%m-%d %H:%M:%S %Z",
129 localtime_r(&now, &tm));
131 # error "Need strftime"
133 printf("\t\t\t<!-- %s --> <row>", somestring);
134 for (iii = 0; iii < rrd.stat_head->ds_cnt; iii++) {
135 rrd_read(rrd_file, &my_cdp, sizeof(rrd_value_t) * 1);
137 printf("<v> NaN </v>");
139 printf("<v> %0.10e </v>", my_cdp);
144 printf("\t\t</database>\n\t</rra>\n");