// ----------------------------------------------------------------------------
+void rrd_stats_api_v1_charts_allmetrics_json(RRDHOST *host, BUFFER *wb) {
+ rrdhost_rdlock(host);
+
+ buffer_strcat(wb, "{");
+
+ size_t chart_counter = 0;
+ size_t dimension_counter = 0;
+
+ // for each chart
+ RRDSET *st;
+ rrdset_foreach_read(st, host) {
+ if(rrdset_is_available_for_viewers(st)) {
+ rrdset_rdlock(st);
+
+ buffer_sprintf(wb, "%s\n"
+ "\t\"%s\": {\n"
+ "\t\t\"name\":\"%s\",\n"
+ "\t\t\"context\":\"%s\",\n"
+ "\t\t\"units\":\"%s\",\n"
+ "\t\t\"last_updated\": %ld,\n"
+ "\t\t\"dimensions\": {"
+ , chart_counter?",":""
+ , st->id
+ , st->name
+ , st->context
+ , st->units
+ , rrdset_last_entry_t(st)
+ );
+
+ chart_counter++;
+ dimension_counter = 0;
+
+ // for each dimension
+ RRDDIM *rd;
+ rrddim_foreach_read(rd, st) {
+ if(rd->collections_counter) {
+
+ buffer_sprintf(wb, "%s\n"
+ "\t\t\t\"%s\": {\n"
+ "\t\t\t\t\"name\": \"%s\",\n"
+ "\t\t\t\t\"value\": "
+ , dimension_counter?",":""
+ , rd->id
+ , rd->name
+ );
+
+ if(isnan(rd->last_stored_value))
+ buffer_strcat(wb, "null");
+ else
+ buffer_sprintf(wb, CALCULATED_NUMBER_FORMAT, rd->last_stored_value);
+
+ buffer_strcat(wb, "\n\t\t\t}");
+
+ dimension_counter++;
+ }
+ }
+
+ buffer_strcat(wb, "\n\t\t}\n\t}");
+ rrdset_unlock(st);
+ }
+ }
+
+ buffer_strcat(wb, "\n}");
+ rrdhost_unlock(host);
+}
+
+// ----------------------------------------------------------------------------
+
// RRDR dimension options
#define RRDR_EMPTY 0x01 // the dimension contains / the value is empty (null)
#define RRDR_RESET 0x02 // the dimension contains / the value is reset