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c6d945200f
* ACLK connection and protocol improvements (#8139) * Adding ACLK retry on connection failure (#8147) * Fixed reconnect issues on the ACLK. (#8163) * Cleaning up ACLK - part 1 (#8167) Co-authored-by: Stelios Fragkakis <52996999+stelfrag@users.noreply.github.com>
127 lines
3.9 KiB
C
127 lines
3.9 KiB
C
// SPDX-License-Identifier: GPL-3.0-or-later
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#include "rrdset2json.h"
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// generate JSON for the /api/v1/chart API call
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void rrdset2json(RRDSET *st, BUFFER *wb, size_t *dimensions_count, size_t *memory_used, int skip_volatile) {
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rrdset_rdlock(st);
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time_t first_entry_t = rrdset_first_entry_t(st);
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time_t last_entry_t = rrdset_last_entry_t(st);
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buffer_sprintf(wb,
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"\t\t{\n"
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"\t\t\t\"id\": \"%s\",\n"
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"\t\t\t\"name\": \"%s\",\n"
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"\t\t\t\"type\": \"%s\",\n"
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"\t\t\t\"family\": \"%s\",\n"
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"\t\t\t\"context\": \"%s\",\n"
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"\t\t\t\"title\": \"%s (%s)\",\n"
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"\t\t\t\"priority\": %ld,\n"
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"\t\t\t\"plugin\": \"%s\",\n"
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"\t\t\t\"module\": \"%s\",\n"
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"\t\t\t\"enabled\": %s,\n"
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"\t\t\t\"units\": \"%s\",\n"
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"\t\t\t\"data_url\": \"/api/v1/data?chart=%s\",\n"
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"\t\t\t\"chart_type\": \"%s\",\n"
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, st->id
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, st->name
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, st->type
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, st->family
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, st->context
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, st->title, st->name
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, st->priority
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, st->plugin_name?st->plugin_name:""
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, st->module_name?st->module_name:""
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, rrdset_flag_check(st, RRDSET_FLAG_ENABLED)?"true":"false"
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, st->units
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, st->name
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, rrdset_type_name(st->chart_type)
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);
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if (likely(!skip_volatile))
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buffer_sprintf(wb,
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"\t\t\t\"duration\": %ld,\n"
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, last_entry_t - first_entry_t + st->update_every//st->entries * st->update_every
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);
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buffer_sprintf(wb,
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"\t\t\t\"first_entry\": %ld,\n"
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, first_entry_t //rrdset_first_entry_t(st)
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);
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if (likely(!skip_volatile))
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buffer_sprintf(wb,
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"\t\t\t\"last_entry\": %ld,\n"
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, last_entry_t//rrdset_last_entry_t(st)
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);
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buffer_sprintf(wb,
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"\t\t\t\"update_every\": %d,\n"
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"\t\t\t\"dimensions\": {\n"
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, st->update_every
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);
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unsigned long memory = st->memsize;
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size_t dimensions = 0;
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RRDDIM *rd;
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rrddim_foreach_read(rd, st) {
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if(rrddim_flag_check(rd, RRDDIM_FLAG_HIDDEN) || rrddim_flag_check(rd, RRDDIM_FLAG_OBSOLETE)) continue;
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memory += rd->memsize;
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buffer_sprintf(
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wb
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, "%s"
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"\t\t\t\t\"%s\": { \"name\": \"%s\" }"
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, dimensions ? ",\n" : ""
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, rd->id
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, rd->name
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);
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dimensions++;
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}
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if(dimensions_count) *dimensions_count += dimensions;
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if(memory_used) *memory_used += memory;
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buffer_sprintf(wb, "\n\t\t\t},\n\t\t\t\"chart_variables\": ");
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health_api_v1_chart_custom_variables2json(st, wb);
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buffer_strcat(wb, ",\n\t\t\t\"green\": ");
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buffer_rrd_value(wb, st->green);
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buffer_strcat(wb, ",\n\t\t\t\"red\": ");
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buffer_rrd_value(wb, st->red);
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if (likely(!skip_volatile)) {
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buffer_strcat(wb, ",\n\t\t\t\"alarms\": {\n");
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size_t alarms = 0;
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RRDCALC *rc;
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for (rc = st->alarms; rc; rc = rc->rrdset_next) {
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buffer_sprintf(
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wb,
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"%s"
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"\t\t\t\t\"%s\": {\n"
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"\t\t\t\t\t\"id\": %u,\n"
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"\t\t\t\t\t\"status\": \"%s\",\n"
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"\t\t\t\t\t\"units\": \"%s\",\n"
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"\t\t\t\t\t\"update_every\": %d\n"
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"\t\t\t\t}",
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(alarms) ? ",\n" : "", rc->name, rc->id, rrdcalc_status2string(rc->status), rc->units,
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rc->update_every);
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alarms++;
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}
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buffer_sprintf(wb,
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"\n\t\t\t}"
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);
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}
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buffer_sprintf(wb,
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"\n\t\t}"
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);
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rrdset_unlock(st);
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}
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