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Implement JSON serialising of perfdata

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Lorenz Kästle 2025-02-19 18:28:50 +01:00
parent 7d37894967
commit 90b7df9980
1 changed files with 102 additions and 1 deletions
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103
lib/output.c
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@ -8,6 +8,8 @@
#include <strings.h>
// #include <cjson/cJSON.h>
#include "./vendor/cJSON/cJSON.h"
#include "perfdata.h"
#include "states.h"
// == Prototypes ==
static char *fmt_subcheck_output(mp_output_format output_format, mp_subcheck check, unsigned int indentation);
@ -359,7 +361,7 @@ static inline char *fmt_subcheck_output(mp_output_format output_format, mp_subch
switch (output_format) {
case MP_FORMAT_ICINGA_WEB_2:
asprintf(&result, "%s\\_[%s] - %s", generate_indentation_string(indentation), state_text(mp_compute_subcheck_state(check)),
check.output);
check.output);
subchecks = check.subchecks;
@ -385,13 +387,112 @@ static inline char *fmt_subcheck_output(mp_output_format output_format, mp_subch
}
}
static inline cJSON *json_serialise_pd_value(mp_perfdata_value value) {
cJSON *result = cJSON_CreateObject();
switch (value.type) {
case PD_TYPE_DOUBLE:
cJSON_AddStringToObject(result, "type", "double");
break;
case PD_TYPE_INT:
cJSON_AddStringToObject(result, "type", "int");
break;
case PD_TYPE_UINT:
cJSON_AddStringToObject(result, "type", "uint");
break;
case PD_TYPE_NONE:
die(STATE_UNKNOWN, "Perfdata type was None in json_serialise_pd_value");
}
cJSON_AddStringToObject(result, "value", pd_value_to_string(value));
return result;
}
static inline cJSON *json_serialise_range(mp_range range) {
cJSON *result = cJSON_CreateObject();
if (range.alert_on_inside_range) {
cJSON_AddBoolToObject(result, "alert_on_inside", true);
} else {
cJSON_AddBoolToObject(result, "alert_on_inside", false);
}
if (range.end_infinity) {
cJSON_AddStringToObject(result, "end", "inf");
} else {
cJSON_AddItemToObject(result, "end", json_serialise_pd_value(range.end));
}
if (range.start_infinity) {
cJSON_AddStringToObject(result, "start", "inf");
} else {
cJSON_AddItemToObject(result, "start", json_serialise_pd_value(range.end));
}
return result;
}
static inline cJSON *json_serialise_pd(mp_perfdata pd_val) {
cJSON *result = cJSON_CreateObject();
// Label
cJSON_AddStringToObject(result, "label", pd_val.label);
// Value
cJSON_AddItemToObject(result, "value", json_serialise_pd_value(pd_val.value));
// Uom
cJSON_AddStringToObject(result, "uom", pd_val.uom);
// Warn/Crit
if (pd_val.warn_present) {
cJSON *warn = json_serialise_range(pd_val.warn);
cJSON_AddItemToObject(result, "warn", warn);
}
if (pd_val.crit_present) {
cJSON *crit = json_serialise_range(pd_val.crit);
cJSON_AddItemToObject(result, "crit", crit);
}
if (pd_val.min_present) {
cJSON_AddItemToObject(result, "min", json_serialise_pd_value(pd_val.min));
}
if (pd_val.max_present) {
cJSON_AddItemToObject(result, "max", json_serialise_pd_value(pd_val.max));
}
return result;
}
static inline cJSON *json_serialise_pd_list(pd_list *list) {
cJSON *result = cJSON_CreateArray();
do {
cJSON *pd_value = json_serialise_pd(list->data);
cJSON_AddItemToArray(result, pd_value);
list = list->next;
} while (list != NULL);
return result;
}
static inline cJSON *json_serialize_subcheck(mp_subcheck subcheck) {
cJSON *result = cJSON_CreateObject();
// Human readable output
cJSON *output = cJSON_CreateString(subcheck.output);
cJSON_AddItemToObject(result, "output", output);
// Test state (aka Exit Code)
cJSON *state = cJSON_CreateString(state_text(mp_compute_subcheck_state(subcheck)));
cJSON_AddItemToObject(result, "state", state);
// Perfdata
if (subcheck.perfdata != NULL) {
cJSON *perfdata = json_serialise_pd_list(subcheck.perfdata);
cJSON_AddItemToObject(result, "perfdata", perfdata);
}
if (subcheck.subchecks != NULL) {
cJSON *subchecks = cJSON_CreateArray();