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librenms-librenms/includes/html/graphs/device/ntp_dispersion.inc.php
2020-09-21 15:59:34 +02:00

50 lines
1.8 KiB
PHP

<?php
/*
* LibreNMS module to display captured NTP statistics
*
* 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.
*/
$component = new LibreNMS\Component();
$options = [];
$options['filter']['type'] = ['=', 'ntp'];
$components = $component->getComponents($device['device_id'], $options);
// We only care about our device id.
$components = $components[$device['device_id']];
include 'includes/html/graphs/common.inc.php';
$rrd_options .= ' -l 0 -E ';
$rrd_options .= " --vertical-label='Seconds'";
$rrd_options .= " COMMENT:'Dispersion (s) Now Min Max\\n'";
$rrd_additions = '';
$count = 0;
foreach ($components as $id => $array) {
$rrd_filename = rrd_name($device['hostname'], ['ntp', $array['peer']]);
if (rrdtool_check_rrd_exists($rrd_filename)) {
// Grab a color from the array.
$color = \LibreNMS\Config::get("graph_colours.mixed.$count", \LibreNMS\Config::get('graph_colours.oranges.' . ($count - 7)));
$rrd_additions .= ' DEF:DS' . $count . '=' . $rrd_filename . ':dispersion:AVERAGE ';
$rrd_additions .= ' LINE1.25:DS' . $count . '#' . $color . ":'" . str_pad(substr($array['peer'], 0, 15), 15) . "'" . $stack;
$rrd_additions .= ' GPRINT:DS' . $count . ':LAST:%7.2lf ';
$rrd_additions .= ' GPRINT:DS' . $count . ':MIN:%7.2lf ';
$rrd_additions .= ' GPRINT:DS' . $count . ':MAX:%7.2lf\\l ';
$count++;
}
}
if ($rrd_additions == '') {
// We didn't add any data points.
} else {
$rrd_options .= $rrd_additions;
}