src/rrddimvar.c

   1 #define NETDATA_HEALTH_INTERNALS
   2 #include "common.h"
   3
   4 // ----------------------------------------------------------------------------
   5 // RRDDIMVAR management
   6 // DIMENSION VARIABLES
   7
   8 #define RRDDIMVAR_ID_MAX 1024
   9
  10 static inline void rrddimvar_free_variables(RRDDIMVAR *rs) {
  11     RRDDIM *rd = rs->rrddim;
  12     RRDSET *st = rd->rrdset;
  13
  14     // CHART VARIABLES FOR THIS DIMENSION
  15
  16     rrdvar_free(st->rrdhost, &st->variables_root_index, rs->var_local_id);
  17     rs->var_local_id = NULL;
  18
  19     rrdvar_free(st->rrdhost, &st->variables_root_index, rs->var_local_name);
  20     rs->var_local_name = NULL;
  21
  22     // FAMILY VARIABLES FOR THIS DIMENSION
  23
  24     rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_id);
  25     rs->var_family_id = NULL;
  26
  27     rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_name);
  28     rs->var_family_name = NULL;
  29
  30     rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_contextid);
  31     rs->var_family_contextid = NULL;
  32
  33     rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_contextname);
  34     rs->var_family_contextname = NULL;
  35
  36     // HOST VARIABLES FOR THIS DIMENSION
  37
  38     rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartidid);
  39     rs->var_host_chartidid = NULL;
  40
  41     rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartidname);
  42     rs->var_host_chartidname = NULL;
  43
  44     rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartnameid);
  45     rs->var_host_chartnameid = NULL;
  46
  47     rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartnamename);
  48     rs->var_host_chartnamename = NULL;
  49
  50     // KEYS
  51
  52     freez(rs->key_id);
  53     rs->key_id = NULL;
  54
  55     freez(rs->key_name);
  56     rs->key_name = NULL;
  57
  58     freez(rs->key_fullidid);
  59     rs->key_fullidid = NULL;
  60
  61     freez(rs->key_fullidname);
  62     rs->key_fullidname = NULL;
  63
  64     freez(rs->key_contextid);
  65     rs->key_contextid = NULL;
  66
  67     freez(rs->key_contextname);
  68     rs->key_contextname = NULL;
  69
  70     freez(rs->key_fullnameid);
  71     rs->key_fullnameid = NULL;
  72
  73     freez(rs->key_fullnamename);
  74     rs->key_fullnamename = NULL;
  75 }
  76
  77 static inline void rrddimvar_create_variables(RRDDIMVAR *rs) {
  78     rrddimvar_free_variables(rs);
  79
  80     RRDDIM *rd = rs->rrddim;
  81     RRDSET *st = rd->rrdset;
  82
  83     char buffer[RRDDIMVAR_ID_MAX + 1];
  84
  85     // KEYS
  86
  87     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->id, rs->suffix);
  88     rs->key_id = strdupz(buffer);
  89
  90     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->name, rs->suffix);
  91     rs->key_name = strdupz(buffer);
  92
  93     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->key_id);
  94     rs->key_fullidid = strdupz(buffer);
  95
  96     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->key_name);
  97     rs->key_fullidname = strdupz(buffer);
  98
  99     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->context, rs->key_id);
 100     rs->key_contextid = strdupz(buffer);
 101
 102     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->context, rs->key_name);
 103     rs->key_contextname = strdupz(buffer);
 104
 105     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->key_id);
 106     rs->key_fullnameid = strdupz(buffer);
 107
 108     snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->key_name);
 109     rs->key_fullnamename = strdupz(buffer);
 110
 111     // CHART VARIABLES FOR THIS DIMENSION
 112     // -----------------------------------
 113     //
 114     // dimensions are available as:
 115     // - $id
 116     // - $name
 117
 118     rs->var_local_id           = rrdvar_create_and_index("local", &st->variables_root_index, rs->key_id, rs->type, rs->value);
 119     rs->var_local_name         = rrdvar_create_and_index("local", &st->variables_root_index, rs->key_name, rs->type, rs->value);
 120
 121     // FAMILY VARIABLES FOR THIS DIMENSION
 122     // -----------------------------------
 123     //
 124     // dimensions are available as:
 125     // - $id                 (only the first, when multiple overlap)
 126     // - $name               (only the first, when multiple overlap)
 127     // - $chart-context.id
 128     // - $chart-context.name
 129
 130     rs->var_family_id          = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_id, rs->type, rs->value);
 131     rs->var_family_name        = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_name, rs->type, rs->value);
 132     rs->var_family_contextid   = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_contextid, rs->type, rs->value);
 133     rs->var_family_contextname = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_contextname, rs->type, rs->value);
 134
 135     // HOST VARIABLES FOR THIS DIMENSION
 136     // -----------------------------------
 137     //
 138     // dimensions are available as:
 139     // - $chart-id.id
 140     // - $chart-id.name
 141     // - $chart-name.id
 142     // - $chart-name.name
 143
 144     rs->var_host_chartidid      = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullidid, rs->type, rs->value);
 145     rs->var_host_chartidname    = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullidname, rs->type, rs->value);
 146     rs->var_host_chartnameid    = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullnameid, rs->type, rs->value);
 147     rs->var_host_chartnamename  = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullnamename, rs->type, rs->value);
 148 }
 149
 150 RRDDIMVAR *rrddimvar_create(RRDDIM *rd, int type, const char *prefix, const char *suffix, void *value, uint32_t options) {
 151     RRDSET *st = rd->rrdset;
 152
 153     debug(D_VARIABLES, "RRDDIMSET create for chart id '%s' name '%s', dimension id '%s', name '%s%s%s'", st->id, st->name, rd->id, (prefix)?prefix:"", rd->name, (suffix)?suffix:"");
 154
 155     if(!prefix) prefix = "";
 156     if(!suffix) suffix = "";
 157
 158     RRDDIMVAR *rs = (RRDDIMVAR *)callocz(1, sizeof(RRDDIMVAR));
 159
 160     rs->prefix = strdupz(prefix);
 161     rs->suffix = strdupz(suffix);
 162
 163     rs->type = type;
 164     rs->value = value;
 165     rs->options = options;
 166     rs->rrddim = rd;
 167
 168     rs->next = rd->variables;
 169     rd->variables = rs;
 170
 171     rrddimvar_create_variables(rs);
 172
 173     return rs;
 174 }
 175
 176 void rrddimvar_rename_all(RRDDIM *rd) {
 177     RRDSET *st = rd->rrdset;
 178     debug(D_VARIABLES, "RRDDIMSET rename for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name);
 179
 180     RRDDIMVAR *rs, *next = rd->variables;
 181     while((rs = next)) {
 182         next = rs->next;
 183         rrddimvar_create_variables(rs);
 184     }
 185 }
 186
 187 void rrddimvar_free(RRDDIMVAR *rs) {
 188     RRDDIM *rd = rs->rrddim;
 189     RRDSET *st = rd->rrdset;
 190     debug(D_VARIABLES, "RRDDIMSET free for chart id '%s' name '%s', dimension id '%s', name '%s', prefix='%s', suffix='%s'", st->id, st->name, rd->id, rd->name, rs->prefix, rs->suffix);
 191
 192     rrddimvar_free_variables(rs);
 193
 194     if(rd->variables == rs) {
 195         debug(D_VARIABLES, "RRDDIMSET removing first entry for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name);
 196         rd->variables = rs->next;
 197     }
 198     else {
 199         debug(D_VARIABLES, "RRDDIMSET removing non-first entry for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name);
 200         RRDDIMVAR *t;
 201         for (t = rd->variables; t && t->next != rs; t = t->next) ;
 202         if(!t) error("RRDDIMVAR '%s' not found in dimension '%s/%s' variables linked list", rs->key_name, st->id, rd->id);
 203         else t->next = rs->next;
 204     }
 205
 206     freez(rs->prefix);
 207     freez(rs->suffix);
 208     freez(rs);
 209 }
 210