function CheckAgents()
{
global $CACHE_MANAGER;
//For a while agents will execute only on primary cluster group
if (defined("NO_AGENT_CHECK") && NO_AGENT_CHECK === true || defined("BX_CLUSTER_GROUP") && BX_CLUSTER_GROUP !== 1) {
return;
}
$agents_use_crontab = COption::GetOptionString("main", "agents_use_crontab", "N");
$str_crontab = "";
if ($agents_use_crontab == "Y" || defined("BX_CRONTAB_SUPPORT") && BX_CRONTAB_SUPPORT === true) {
if (defined("BX_CRONTAB") && BX_CRONTAB === true) {
$str_crontab = " AND IS_PERIOD='N' ";
} else {
$str_crontab = " AND IS_PERIOD='Y' ";
}
}
$saved_time = 0;
if (CACHED_b_agent !== false && $CACHE_MANAGER->Read(CACHED_b_agent, $cache_id = "agents" . $str_crontab, "agents")) {
$saved_time = $CACHE_MANAGER->Get($cache_id);
if (time() < $saved_time) {
return "";
}
}
return CAgent::ExecuteAgents($str_crontab);
}