<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     discovery
 * @copyright  (C) Adam Armstrong
 *
 */

// HPN-ICF-ENTITY-EXT-MIB::hpnicfEntityExtMemUsage.30 = INTEGER: 58
// HPN-ICF-ENTITY-EXT-MIB::hpnicfEntityExtMemUsage.36 = INTEGER: 59
// HPN-ICF-ENTITY-EXT-MIB::hpnicfEntityExtMemUsage.42 = INTEGER: 58
// HPN-ICF-ENTITY-EXT-MIB::hpnicfEntityExtMemUsage.48 = INTEGER: 58

$oids          = ['hpnicfEntityExtMemUsage', 'hpnicfEntityExtMemSize'];
$mempool_array = [];
foreach ($oids as $oid) {
    $mempool_array = snmpwalk_cache_oid($device, $oid, $mempool_array, 'ENTITY-MIB:HPN-ICF-ENTITY-EXT-MIB');
    if (!snmp_status()) {
        break;
    }
}

if (!safe_empty($mempool_array)) {
    $mempool_array = snmpwalk_cache_oid($device, 'entPhysicalName', $mempool_array, 'ENTITY-MIB:HPN-ICF-ENTITY-EXT-MIB');

    foreach ($mempool_array as $index => $entry) {
        $entry['hpnicfEntityExtMemSize'] = snmp_dewrap32bit($entry['hpnicfEntityExtMemSize']);
        if (is_numeric($entry['hpnicfEntityExtMemUsage']) && $entry['hpnicfEntityExtMemSize'] > 0) {
            $descr   = $entry['entPhysicalName'];
            $percent = $entry['hpnicfEntityExtMemUsage'];
            $total   = $entry['hpnicfEntityExtMemSize'];
            $used    = $total * $percent / 100;

            discover_mempool($valid['mempool'], $device, $index, $mib, $descr, 1, $total, $used);
        }
    }
}

unset($mempool_array, $index, $descr, $total, $used, $chassis_count, $percent);

// EOF