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Diffstat (limited to 'web/api/formatters/rrdset2json.c')
-rw-r--r--web/api/formatters/rrdset2json.c159
1 files changed, 103 insertions, 56 deletions
diff --git a/web/api/formatters/rrdset2json.c b/web/api/formatters/rrdset2json.c
index 4d9139927..5482881e0 100644
--- a/web/api/formatters/rrdset2json.c
+++ b/web/api/formatters/rrdset2json.c
@@ -2,13 +2,43 @@
#include "rrdset2json.h"
+void chart_labels2json(RRDSET *st, BUFFER *wb, size_t indentation)
+{
+ char tabs[11];
+ struct label_index *labels = &st->state->labels;
+
+ if (indentation > 10)
+ indentation = 10;
+
+ tabs[0] = '\0';
+ while (indentation) {
+ strcat(tabs, "\t");
+ indentation--;
+ }
+
+ int count = 0;
+ netdata_rwlock_rdlock(&labels->labels_rwlock);
+ for (struct label *label = labels->head; label; label = label->next) {
+ if(count > 0) buffer_strcat(wb, ",\n");
+ buffer_strcat(wb, tabs);
+
+ char value[CONFIG_MAX_VALUE * 2 + 1];
+ sanitize_json_string(value, label->value, CONFIG_MAX_VALUE * 2);
+ buffer_sprintf(wb, "\"%s\": \"%s\"", label->key, value);
+
+ count++;
+ }
+ buffer_strcat(wb, "\n");
+ netdata_rwlock_unlock(&labels->labels_rwlock);
+}
+
// generate JSON for the /api/v1/chart API call
-void rrdset2json(RRDSET *st, BUFFER *wb, size_t *dimensions_count, size_t *memory_used) {
+void rrdset2json(RRDSET *st, BUFFER *wb, size_t *dimensions_count, size_t *memory_used, int skip_volatile) {
rrdset_rdlock(st);
- time_t first_entry_t = rrdset_first_entry_t(st);
- time_t last_entry_t = rrdset_last_entry_t(st);
+ time_t first_entry_t = rrdset_first_entry_t_nolock(st);
+ time_t last_entry_t = rrdset_last_entry_t_nolock(st);
buffer_sprintf(wb,
"\t\t{\n"
@@ -25,30 +55,44 @@ void rrdset2json(RRDSET *st, BUFFER *wb, size_t *dimensions_count, size_t *memor
"\t\t\t\"units\": \"%s\",\n"
"\t\t\t\"data_url\": \"/api/v1/data?chart=%s\",\n"
"\t\t\t\"chart_type\": \"%s\",\n"
- "\t\t\t\"duration\": %ld,\n"
- "\t\t\t\"first_entry\": %ld,\n"
- "\t\t\t\"last_entry\": %ld,\n"
- "\t\t\t\"update_every\": %d,\n"
- "\t\t\t\"dimensions\": {\n"
- , st->id
- , st->name
- , st->type
- , st->family
- , st->context
- , st->title, st->name
- , st->priority
- , st->plugin_name?st->plugin_name:""
- , st->module_name?st->module_name:""
- , rrdset_flag_check(st, RRDSET_FLAG_ENABLED)?"true":"false"
- , st->units
- , st->name
- , rrdset_type_name(st->chart_type)
- , last_entry_t - first_entry_t + st->update_every//st->entries * st->update_every
- , first_entry_t//rrdset_first_entry_t(st)
- , last_entry_t//rrdset_last_entry_t(st)
- , st->update_every
+ , st->id
+ , st->name
+ , st->type
+ , st->family
+ , st->context
+ , st->title, st->name
+ , st->priority
+ , st->plugin_name?st->plugin_name:""
+ , st->module_name?st->module_name:""
+ , rrdset_flag_check(st, RRDSET_FLAG_ENABLED)?"true":"false"
+ , st->units
+ , st->name
+ , rrdset_type_name(st->chart_type)
+ );
+
+ if (likely(!skip_volatile))
+ buffer_sprintf(wb,
+ "\t\t\t\"duration\": %ld,\n"
+ , last_entry_t - first_entry_t + st->update_every//st->entries * st->update_every
+ );
+
+ buffer_sprintf(wb,
+ "\t\t\t\"first_entry\": %ld,\n"
+ , first_entry_t //rrdset_first_entry_t(st)
);
+ if (likely(!skip_volatile))
+ buffer_sprintf(wb,
+ "\t\t\t\"last_entry\": %ld,\n"
+ , last_entry_t//rrdset_last_entry_t(st)
+ );
+
+ buffer_sprintf(wb,
+ "\t\t\t\"update_every\": %d,\n"
+ "\t\t\t\"dimensions\": {\n"
+ , st->update_every
+ );
+
unsigned long memory = st->memsize;
size_t dimensions = 0;
@@ -58,14 +102,14 @@ void rrdset2json(RRDSET *st, BUFFER *wb, size_t *dimensions_count, size_t *memor
memory += rd->memsize;
- buffer_sprintf(
- wb
- , "%s"
- "\t\t\t\t\"%s\": { \"name\": \"%s\" }"
- , dimensions ? ",\n" : ""
- , rd->id
- , rd->name
- );
+ if (dimensions)
+ buffer_strcat(wb, ",\n\t\t\t\t\"");
+ else
+ buffer_strcat(wb, "\t\t\t\t\"");
+ buffer_strcat_jsonescape(wb, rd->id);
+ buffer_strcat(wb, "\": { \"name\": \"");
+ buffer_strcat_jsonescape(wb, rd->name);
+ buffer_strcat(wb, "\" }");
dimensions++;
}
@@ -81,33 +125,36 @@ void rrdset2json(RRDSET *st, BUFFER *wb, size_t *dimensions_count, size_t *memor
buffer_strcat(wb, ",\n\t\t\t\"red\": ");
buffer_rrd_value(wb, st->red);
- buffer_strcat(wb, ",\n\t\t\t\"alarms\": {\n");
- size_t alarms = 0;
- RRDCALC *rc;
- for(rc = st->alarms; rc ; rc = rc->rrdset_next) {
-
- buffer_sprintf(
- wb
- , "%s"
- "\t\t\t\t\"%s\": {\n"
- "\t\t\t\t\t\"id\": %u,\n"
- "\t\t\t\t\t\"status\": \"%s\",\n"
- "\t\t\t\t\t\"units\": \"%s\",\n"
- "\t\t\t\t\t\"update_every\": %d\n"
- "\t\t\t\t}"
- , (alarms) ? ",\n" : ""
- , rc->name
- , rc->id
- , rrdcalc_status2string(rc->status)
- , rc->units
- , rc->update_every
+ if (likely(!skip_volatile)) {
+ buffer_strcat(wb, ",\n\t\t\t\"alarms\": {\n");
+ size_t alarms = 0;
+ RRDCALC *rc;
+ for (rc = st->alarms; rc; rc = rc->rrdset_next) {
+ buffer_sprintf(
+ wb,
+ "%s"
+ "\t\t\t\t\"%s\": {\n"
+ "\t\t\t\t\t\"id\": %u,\n"
+ "\t\t\t\t\t\"status\": \"%s\",\n"
+ "\t\t\t\t\t\"units\": \"%s\",\n"
+ "\t\t\t\t\t\"update_every\": %d\n"
+ "\t\t\t\t}",
+ (alarms) ? ",\n" : "", rc->name, rc->id, rrdcalc_status2string(rc->status), rc->units,
+ rc->update_every);
+
+ alarms++;
+ }
+ buffer_sprintf(wb,
+ "\n\t\t\t}"
);
-
- alarms++;
}
+ buffer_strcat(wb, ",\n\t\t\t\"chart_labels\": {\n");
+ chart_labels2json(st, wb, 2);
+ buffer_strcat(wb, "\t\t\t}\n");
+
buffer_sprintf(wb,
- "\n\t\t\t}\n\t\t}"
+ "\n\t\t}"
);
rrdset_unlock(st);
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-23 17:58:31 +0000