/******************************************************************************
* *
* Function: process_time_functions *
* *
* Purpose: re-calculate and update values of time-driven functions *
* *
* Author: Alexei Vladishev, Aleksandrs Saveljevs *
* *
******************************************************************************/
static void process_time_functions(int *triggers_count, int *events_count)
{
const char *__function_name = "process_time_functions";
DC_TRIGGER *trigger_info = NULL;
zbx_vector_ptr_t trigger_order;
zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);
zbx_vector_ptr_create(&trigger_order);
DCconfig_get_time_based_triggers(&trigger_info, &trigger_order, process_num, triggers_count);
if (0 == trigger_order.values_num)
goto clean;
evaluate_expressions(&trigger_order);
DBbegin();
process_triggers(&trigger_order);
DCfree_triggers(&trigger_order);
*events_count = process_events();
DBcommit();
clean:
zbx_free(trigger_info);
zbx_vector_ptr_destroy(&trigger_order);
zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}
/******************************************************************************
* *
* Function: DCflush_nextchecks *
* *
* Purpose: update triggers to UNKNOWN and generate events *
* *
******************************************************************************/
void DCflush_nextchecks(zbx_vector_ptr_t *trigger_diff)
{
const char *__function_name = "DCflush_nextchecks";
int i;
zbx_uint64_t *itemids = NULL;
zbx_timespec_t *timespecs = NULL;
char **errors = NULL;
zbx_hashset_t trigger_info;
zbx_vector_ptr_t trigger_order;
DC_TRIGGER *trigger;
zabbix_log(LOG_LEVEL_DEBUG, "In %s() nextcheck_num:%d", __function_name, nextcheck_num);
if (0 == nextcheck_num)
goto exit;
itemids = zbx_malloc(itemids, nextcheck_num * sizeof(zbx_uint64_t));
timespecs = zbx_malloc(timespecs, nextcheck_num * sizeof(zbx_timespec_t));
errors = zbx_malloc(errors, nextcheck_num * sizeof(char *));
for (i = 0; i < nextcheck_num; i++)
{
itemids[i] = nextchecks[i].itemid;
timespecs[i] = nextchecks[i].ts;
errors[i] = nextchecks[i].error_msg;
}
zbx_hashset_create(&trigger_info, MAX(100, 2 * nextcheck_num),
ZBX_DEFAULT_UINT64_HASH_FUNC, ZBX_DEFAULT_UINT64_COMPARE_FUNC);
zbx_vector_ptr_create(&trigger_order);
zbx_vector_ptr_reserve(&trigger_order, nextcheck_num);
DCconfig_get_triggers_by_itemids(&trigger_info, &trigger_order, itemids, timespecs, errors, nextcheck_num, 0);
zbx_free(errors);
zbx_free(timespecs);
zbx_free(itemids);
for (i = 0; i < trigger_order.values_num; i++)
{
trigger = (DC_TRIGGER *)trigger_order.values[i];
trigger->new_value = TRIGGER_VALUE_UNKNOWN;
}
zbx_process_triggers(&trigger_order, trigger_diff);
DCfree_triggers(&trigger_order);
zbx_hashset_destroy(&trigger_info);
zbx_vector_ptr_destroy(&trigger_order);
DCclean_nextchecks();
exit:
zabbix_log(LOG_LEVEL_DEBUG, "End of %s()", __function_name);
}