librenms-librenms/includes/discovery/storage/netapp-storage.inc.php

<?php

use LibreNMS\Config;

$netapp_storage = snmpwalk_cache_oid($device, 'dfEntry', null, 'NETAPP-MIB');

if (is_array($netapp_storage)) {
    echo 'dfEntry ';
    foreach ($netapp_storage as $index => $storage) {
        $fstype = $storage['dfType'];
        $descr  = $storage['dfFileSys'];
        $units  = 1024;
        if (isset($storage['df64TotalKBytes']) && is_numeric($storage['df64TotalKBytes'])) {
            $size = ($storage['df64TotalKBytes'] * $units);
            $used = ($storage['df64UsedKBytes'] * $units);
        } else {
            $size = ($storage['dfKBytesTotal'] * $units);
            $used = ($storage['dfKBytesUsed'] * $units);
        }

        foreach (Config::get('ignore_mount', array()) as $bi) {
            if ($bi == $descr) {
                d_echo("$bi == $descr \n");
                continue;
            }
        }

        foreach (Config::get('ignore_mount_string', array()) as $bi) {
            if (strpos($descr, $bi) !== false) {
                d_echo("strpos: $descr, $bi \n");
                continue;
            }
        }

        foreach (Config::get('ignore_mount_regexp', array()) as $bi) {
            if (preg_match($bi, $descr) > '0') {
                d_echo("preg_match $bi, $descr \n");
                continue;
            }
        }

        if (is_numeric($index)) {
            discover_storage($valid_storage, $device, $index, $fstype, 'netapp-storage', $descr, $size, $units, $used);
        }

        unset($deny, $fstype, $descr, $size, $used, $units, $storage_rrd, $old_storage_rrd, $hrstorage_array);
    }
}