librenms-librenms/includes/html/graphs/application/dhcp-stats_stats.inc.php

<?php
require 'includes/html/graphs/common.inc.php';
$name = 'dhcp-stats';
$app_id = $app['app_id'];
$scale_min     = 0;
$colours       = 'mixed';
$unit_text     = 'Leases';
$unitlen       = 10;
$bigdescrlen   = 15;
$smalldescrlen = 15;
$dostack       = 0;
$printtotal    = 0;
$addarea       = 1;
$transparency  = 15;

$rrd_filename = rrd_name($device['hostname'], array('app', $name, $app_id));

$array = array(
    'dhcp_total' => array('descr' => 'Total','colour' => '582A72',),
    'dhcp_active' => array('descr' => 'Active','colour' => '28774F',),
    'dhcp_expired' => array('descr' => 'Expired','colour' => 'AA6C39',),
    'dhcp_released' => array('descr' => 'Released','colour' => '88CC88',),
    'dhcp_abandoned' => array('descr' => 'Abandoned','colour' => 'D46A6A',),
    'dhcp_reset' => array('descr' => 'Reset','colour' => 'FFD1AA',),
    'dhcp_bootp' => array('descr' => 'BootP','colour' => '582A72',),
    'dhcp_backup' => array('descr' => 'Backup','colour' => 'AA5439',),
    'dhcp_free' => array('descr' => 'Free','colour' => '28536C',),
);

$i = 0;
if (rrdtool_check_rrd_exists($rrd_filename)) {
    foreach ($array as $ds => $var) {
        $rrd_list[$i]['filename'] = $rrd_filename;
        $rrd_list[$i]['descr']    = $var['descr'];
        $rrd_list[$i]['ds']       = $ds;
        $rrd_list[$i]['colour']   = $var['colour'];
        $i++;
    }
} else {
    echo "file missing: $rrd_filename";
}

require 'includes/html/graphs/generic_v3_multiline.inc.php';