librenms-librenms/includes/html/graphs/sla-jitter-jitter.inc.php

<?php
/*
 * LibreNMS module to Graph Cisco IPSLA UDP Jitter metrics
 *
 * Copyright (c) 2016 Aaron Daniels <aaron@daniels.id.au>
 *
 * 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.
 */

$sla = dbFetchRow('SELECT `sla_nr` FROM `slas` WHERE `sla_id` = ?', [$vars['id']]);

require 'includes/html/graphs/common.inc.php';
$rrd_options .= ' -l 0 -E ';
$rrd_filename = Rrd::dirFromHost($device['hostname']) . '/' . \LibreNMS\Data\Store\Rrd::safeName('sla-' . $sla['sla_nr'] . '-jitter.rrd');

if (Rrd::checkRrdExists($rrd_filename)) {
    $rrd_options .= " COMMENT:'                            Cur   Min  Max\\n'";

    $rrd_options .= ' DEF:SD=' . $rrd_filename . ':AvgSDJ:AVERAGE ';
    $rrd_options .= " LINE1.25:SD#0000ee:'Src to Dst              ' ";
    $rrd_options .= ' GPRINT:SD:LAST:%3.0lf ';
    $rrd_options .= ' GPRINT:SD:MIN:%3.0lf ';
    $rrd_options .= " GPRINT:SD:MAX:%3.0lf\\\l ";

    $rrd_options .= ' DEF:DS=' . $rrd_filename . ':AvgDSJ:AVERAGE ';
    $rrd_options .= " LINE1.25:DS#008C00:'Dst to Src              ' ";
    $rrd_options .= ' GPRINT:DS:LAST:%3.0lf ';
    $rrd_options .= ' GPRINT:DS:MIN:%3.0lf ';
    $rrd_options .= " GPRINT:DS:MAX:%3.0lf\\\l ";
}