<?php

if ($device['os'] == 'xos') {
    echo(" EXTREME-BASE-MIB ");

    // Fan Speed
    $oid = "1.3.6.1.4.1.1916.1.1.1.9.1.4";
    $oids = snmpwalk_cache_multi_oid($device, $oid, array(), "EXTREME-BASE-MIB");

    foreach ($oids as $index => $entry) {
	// fix index to a proper int
        preg_match('/^.*\.([^\.]*)$/', "$index", $matches);
        $index = $matches[1];
        // substract 100 from index to start from 1 instead of 101
        $modindex = ($index - 100);
        $oid = "1.3.6.1.4.1.1916.1.1.1.9.1.4.$index";
        $value = snmp_get($device, $oid, '-Oqv', 'EXTREME-BASE-MIB');
        $descr = "Fan Speed $modindex";
        // round function used to round limit values to hundreds to avoid h/w/l limits being changed on every discovery as a change of 1rpm for fan speed would cause the limit values to change since they're dynamically calculated
        $high_limit      = round_Nth(($value * 1.5), 100);
        $high_warn_limit = round_Nth(($value * 1.25), 100);
        $low_warn_limit  = round_Nth(($value * 0.75), 100);
        $low_limit       = round_Nth(($value * 0.5), 100);
        if (is_numeric($value)) {
            discover_sensor($valid['sensor'], 'fanspeed', $device, $oid, $index, 'extreme-fanspeed', $descr, '1', '1', $low_limit, $low_warn_limit, $high_warn_limit, $high_limit, $value);
        }
    }
}

// EOF