268 lines
10 KiB
C
268 lines
10 KiB
C
// SPDX-License-Identifier: GPL-3.0-or-later
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#include "health.h"
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static inline void health_string2json(BUFFER *wb, const char *prefix, const char *label, const char *value, const char *suffix) {
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if(value && *value) {
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buffer_sprintf(wb, "%s\"%s\":\"", prefix, label);
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buffer_strcat_htmlescape(wb, value);
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buffer_strcat(wb, "\"");
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buffer_strcat(wb, suffix);
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}
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else
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buffer_sprintf(wb, "%s\"%s\":null%s", prefix, label, suffix);
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}
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static inline void health_alarm_entry2json_nolock(BUFFER *wb, ALARM_ENTRY *ae, RRDHOST *host) {
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buffer_sprintf(wb,
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"\n\t{\n"
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"\t\t\"hostname\": \"%s\",\n"
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"\t\t\"unique_id\": %u,\n"
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"\t\t\"alarm_id\": %u,\n"
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"\t\t\"alarm_event_id\": %u,\n"
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"\t\t\"name\": \"%s\",\n"
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"\t\t\"chart\": \"%s\",\n"
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"\t\t\"family\": \"%s\",\n"
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"\t\t\"processed\": %s,\n"
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"\t\t\"updated\": %s,\n"
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"\t\t\"exec_run\": %lu,\n"
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"\t\t\"exec_failed\": %s,\n"
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"\t\t\"exec\": \"%s\",\n"
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"\t\t\"recipient\": \"%s\",\n"
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"\t\t\"exec_code\": %d,\n"
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"\t\t\"source\": \"%s\",\n"
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"\t\t\"units\": \"%s\",\n"
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"\t\t\"when\": %lu,\n"
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"\t\t\"duration\": %lu,\n"
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"\t\t\"non_clear_duration\": %lu,\n"
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"\t\t\"status\": \"%s\",\n"
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"\t\t\"old_status\": \"%s\",\n"
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"\t\t\"delay\": %d,\n"
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"\t\t\"delay_up_to_timestamp\": %lu,\n"
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"\t\t\"updated_by_id\": %u,\n"
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"\t\t\"updates_id\": %u,\n"
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"\t\t\"value_string\": \"%s\",\n"
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"\t\t\"old_value_string\": \"%s\",\n"
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"\t\t\"silenced\": \"%s\",\n"
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, host->hostname
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, ae->unique_id
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, ae->alarm_id
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, ae->alarm_event_id
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, ae->name
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, ae->chart
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, ae->family
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, (ae->flags & HEALTH_ENTRY_FLAG_PROCESSED)?"true":"false"
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, (ae->flags & HEALTH_ENTRY_FLAG_UPDATED)?"true":"false"
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, (unsigned long)ae->exec_run_timestamp
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, (ae->flags & HEALTH_ENTRY_FLAG_EXEC_FAILED)?"true":"false"
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, ae->exec?ae->exec:host->health_default_exec
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, ae->recipient?ae->recipient:host->health_default_recipient
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, ae->exec_code
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, ae->source
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, ae->units?ae->units:""
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, (unsigned long)ae->when
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, (unsigned long)ae->duration
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, (unsigned long)ae->non_clear_duration
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, rrdcalc_status2string(ae->new_status)
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, rrdcalc_status2string(ae->old_status)
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, ae->delay
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, (unsigned long)ae->delay_up_to_timestamp
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, ae->updated_by_id
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, ae->updates_id
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, ae->new_value_string
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, ae->old_value_string
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, (ae->flags & HEALTH_ENTRY_FLAG_SILENCED)?"true":"false"
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);
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health_string2json(wb, "\t\t", "info", ae->info?ae->info:"", ",\n");
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if(unlikely(ae->flags & HEALTH_ENTRY_FLAG_NO_CLEAR_NOTIFICATION)) {
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buffer_strcat(wb, "\t\t\"no_clear_notification\": true,\n");
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}
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buffer_strcat(wb, "\t\t\"value\":");
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buffer_rrd_value(wb, ae->new_value);
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buffer_strcat(wb, ",\n");
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buffer_strcat(wb, "\t\t\"old_value\":");
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buffer_rrd_value(wb, ae->old_value);
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buffer_strcat(wb, "\n");
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buffer_strcat(wb, "\t}");
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}
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void health_alarm_log2json(RRDHOST *host, BUFFER *wb, uint32_t after) {
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netdata_rwlock_rdlock(&host->health_log.alarm_log_rwlock);
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buffer_strcat(wb, "[");
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unsigned int max = host->health_log.max;
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unsigned int count = 0;
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ALARM_ENTRY *ae;
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for(ae = host->health_log.alarms; ae && count < max ; count++, ae = ae->next) {
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if(ae->unique_id > after) {
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if(likely(count)) buffer_strcat(wb, ",");
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health_alarm_entry2json_nolock(wb, ae, host);
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}
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}
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buffer_strcat(wb, "\n]\n");
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netdata_rwlock_unlock(&host->health_log.alarm_log_rwlock);
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}
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static inline void health_rrdcalc2json_nolock(RRDHOST *host, BUFFER *wb, RRDCALC *rc) {
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char value_string[100 + 1];
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format_value_and_unit(value_string, 100, rc->value, rc->units, -1);
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buffer_sprintf(wb,
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"\t\t\"%s.%s\": {\n"
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"\t\t\t\"id\": %lu,\n"
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"\t\t\t\"name\": \"%s\",\n"
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"\t\t\t\"chart\": \"%s\",\n"
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"\t\t\t\"family\": \"%s\",\n"
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"\t\t\t\"active\": %s,\n"
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"\t\t\t\"disabled\": %s,\n"
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"\t\t\t\"silenced\": %s,\n"
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"\t\t\t\"exec\": \"%s\",\n"
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"\t\t\t\"recipient\": \"%s\",\n"
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"\t\t\t\"source\": \"%s\",\n"
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"\t\t\t\"units\": \"%s\",\n"
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"\t\t\t\"info\": \"%s\",\n"
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"\t\t\t\"status\": \"%s\",\n"
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"\t\t\t\"last_status_change\": %lu,\n"
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"\t\t\t\"last_updated\": %lu,\n"
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"\t\t\t\"next_update\": %lu,\n"
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"\t\t\t\"update_every\": %d,\n"
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"\t\t\t\"delay_up_duration\": %d,\n"
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"\t\t\t\"delay_down_duration\": %d,\n"
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"\t\t\t\"delay_max_duration\": %d,\n"
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"\t\t\t\"delay_multiplier\": %f,\n"
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"\t\t\t\"delay\": %d,\n"
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"\t\t\t\"delay_up_to_timestamp\": %lu,\n"
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"\t\t\t\"value_string\": \"%s\",\n"
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, rc->chart, rc->name
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, (unsigned long)rc->id
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, rc->name
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, rc->chart
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, (rc->rrdset && rc->rrdset->family)?rc->rrdset->family:""
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, (rc->rrdset)?"true":"false"
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, (rc->rrdcalc_flags & RRDCALC_FLAG_DISABLED)?"true":"false"
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, (rc->rrdcalc_flags & RRDCALC_FLAG_SILENCED)?"true":"false"
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, rc->exec?rc->exec:host->health_default_exec
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, rc->recipient?rc->recipient:host->health_default_recipient
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, rc->source
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, rc->units?rc->units:""
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, rc->info?rc->info:""
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, rrdcalc_status2string(rc->status)
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, (unsigned long)rc->last_status_change
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, (unsigned long)rc->last_updated
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, (unsigned long)rc->next_update
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, rc->update_every
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, rc->delay_up_duration
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, rc->delay_down_duration
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, rc->delay_max_duration
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, rc->delay_multiplier
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, rc->delay_last
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, (unsigned long)rc->delay_up_to_timestamp
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, value_string
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);
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if(unlikely(rc->options & RRDCALC_FLAG_NO_CLEAR_NOTIFICATION)) {
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buffer_strcat(wb, "\t\t\t\"no_clear_notification\": true,\n");
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}
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if(RRDCALC_HAS_DB_LOOKUP(rc)) {
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if(rc->dimensions && *rc->dimensions)
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health_string2json(wb, "\t\t\t", "lookup_dimensions", rc->dimensions, ",\n");
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buffer_sprintf(wb,
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"\t\t\t\"db_after\": %lu,\n"
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"\t\t\t\"db_before\": %lu,\n"
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"\t\t\t\"lookup_method\": \"%s\",\n"
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"\t\t\t\"lookup_after\": %d,\n"
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"\t\t\t\"lookup_before\": %d,\n"
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"\t\t\t\"lookup_options\": \"",
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(unsigned long) rc->db_after,
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(unsigned long) rc->db_before,
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group_method2string(rc->group),
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rc->after,
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rc->before
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);
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buffer_data_options2string(wb, rc->options);
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buffer_strcat(wb, "\",\n");
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}
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if(rc->calculation) {
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health_string2json(wb, "\t\t\t", "calc", rc->calculation->source, ",\n");
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health_string2json(wb, "\t\t\t", "calc_parsed", rc->calculation->parsed_as, ",\n");
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}
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if(rc->warning) {
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health_string2json(wb, "\t\t\t", "warn", rc->warning->source, ",\n");
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health_string2json(wb, "\t\t\t", "warn_parsed", rc->warning->parsed_as, ",\n");
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}
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if(rc->critical) {
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health_string2json(wb, "\t\t\t", "crit", rc->critical->source, ",\n");
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health_string2json(wb, "\t\t\t", "crit_parsed", rc->critical->parsed_as, ",\n");
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}
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buffer_strcat(wb, "\t\t\t\"green\":");
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buffer_rrd_value(wb, rc->green);
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buffer_strcat(wb, ",\n");
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buffer_strcat(wb, "\t\t\t\"red\":");
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buffer_rrd_value(wb, rc->red);
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buffer_strcat(wb, ",\n");
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buffer_strcat(wb, "\t\t\t\"value\":");
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buffer_rrd_value(wb, rc->value);
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buffer_strcat(wb, "\n");
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buffer_strcat(wb, "\t\t}");
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}
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//void health_rrdcalctemplate2json_nolock(BUFFER *wb, RRDCALCTEMPLATE *rt) {
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//
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//}
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void health_alarms2json(RRDHOST *host, BUFFER *wb, int all) {
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int i;
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rrdhost_rdlock(host);
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buffer_sprintf(wb, "{\n\t\"hostname\": \"%s\","
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"\n\t\"latest_alarm_log_unique_id\": %u,"
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"\n\t\"status\": %s,"
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"\n\t\"now\": %lu,"
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"\n\t\"alarms\": {\n",
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host->hostname,
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(host->health_log.next_log_id > 0)?(host->health_log.next_log_id - 1):0,
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host->health_enabled?"true":"false",
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(unsigned long)now_realtime_sec());
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RRDCALC *rc;
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for(i = 0, rc = host->alarms; rc ; rc = rc->next) {
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if(unlikely(!rc->rrdset || !rc->rrdset->last_collected_time.tv_sec))
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continue;
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if(likely(!all && !(rc->status == RRDCALC_STATUS_WARNING || rc->status == RRDCALC_STATUS_CRITICAL)))
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continue;
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if(likely(i)) buffer_strcat(wb, ",\n");
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health_rrdcalc2json_nolock(host, wb, rc);
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i++;
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}
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// buffer_strcat(wb, "\n\t},\n\t\"templates\": {");
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// RRDCALCTEMPLATE *rt;
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// for(rt = host->templates; rt ; rt = rt->next)
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// health_rrdcalctemplate2json_nolock(wb, rt);
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buffer_strcat(wb, "\n\t}\n}\n");
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rrdhost_unlock(host);
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}
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