<?php

/*
 * LibreNMS
 *
 * Copyright (c) 2016 Peter TKATCHENKO https://github.com/Peter2121/
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.  Please see LICENSE.txt at the top level of
 * the source code distribution for details.
 */

if (!is_array($storage_cache1['eql-storage'])) {
    $storage_cache1['eql-storage'] = snmpwalk_cache_oid($device, 'EqliscsiVolumeEntry', null, 'EQLVOLUME-MIB', $config['install_dir'].'/mibs/equallogic');
    d_echo($storage_cache1);
}

if (!is_array($storage_cache2['eql-storage'])) {
    $storage_cache2['eql-storage'] = snmpwalk_cache_oid($device, 'EqliscsiVolumeStatusEntry', null, 'EQLVOLUME-MIB', $config['install_dir'].'/mibs/equallogic');
    d_echo($storage_cache2);
}

$iind = 0;
$storage_cache10 = array();
$storage_cache20 = array();

d_echo($storage);

foreach ($storage_cache1['eql-storage'] as $index => $ventry) {
    if (!array_key_exists('eqliscsiVolumeName', $ventry)) continue;
    if (is_int($index)) $iind = $index;
    else {
        $arrindex = explode(".", $index);
        $iind = (int)(end($arrindex))+0;
    }
    if (is_int($iind)) $storage_cache10[$iind] = $ventry;
}
d_echo($storage_cache10);

foreach ($storage_cache2['eql-storage'] as $index => $vsentry) {
    if (!array_key_exists('eqliscsiVolumeStatusAvailable', $vsentry)) continue;
    if (is_int($index)) $iind = $index;
    else {
        $arrindex = explode(".", $index);
        $iind = (int)(end($arrindex))+0;
    }        
    if (is_int($iind)) $storage_cache20[$iind] = $vsentry;
}
d_echo($storage_cache20);

$entry1 = $storage_cache10[$storage[storage_index]];
$entry2 = $storage_cache20[$storage[storage_index]];

$storage['units'] = 1;
$storage['size'] = ($entry1['eqliscsiVolumeSize'] * $storage['units']);
$storage['used'] = ($entry2['eqliscsiVolumeStatusAllocatedSpace'] * $storage['units']);
$storage['free'] = ($storage['size'] - $storage['used']);