<?php

require 'includes/graphs/common.inc.php';


$rrd_filename = $config['rrd_dir'].'/'.$device['hostname'].'/'.safename('ib_dns_performance.rrd');
$rrd_options .= " --vertical-label='Answer time in milliseconds'";
$rrd_options .= " --lower-limit='0'";

$stats = array(
    'PerfAA'        => '#74C366FF',
    'PerfnonAA'     => '#007283FF',
);

$i = 0;
foreach ($stats as $stat => $color) {
    $i++;
    $rrd_list[$i]['filename'] = $rrd_filename;
    $rrd_list[$i]['descr']    = ucfirst ($stat);
    $rrd_list[$i]['ds']       = $stat;

    # Set up DEFs
    $rrd_options .= " DEF:".$stat."=".$rrd_filename.':'.$stat.':AVERAGE ';

    # Set up area graphing with stacking
    if ( $i == "0" ) {
        $rrd_options .= " 'AREA:".$stat . $color.":".$stat."'";
    } 
    else {
        $rrd_options .= " 'AREA:".$stat . $color.":".$stat.":STACK'";
    }

    # Set up legend, with consistent indent
    $filler = 15 - strlen($stat);
    $current_pad = str_pad("", $filler, ' ', STR_PAD_LEFT);
    $rrd_options .= " 'GPRINT:".$stat.":LAST: ".$current_pad."Current\:%8.0lf'";
    $rrd_options .= " 'GPRINT:".$stat.":AVERAGE:Average\:%8.0lf'";
    $rrd_options .= " 'GPRINT:".$stat.":MAX:Maximum\:%8.0lf\\n'";
}

# Add total value
$rrd_options .= " 'CDEF:cdeftotal=PerfAA,PerfnonAA,+'";
$rrd_options .= " 'LINE1:cdeftotal#000000FF:Total'";
$filler = 16 - strlen("Total");
$current_pad = str_pad("", $filler, ' ', STR_PAD_LEFT);
$rrd_options .= " 'GPRINT:cdeftotal:LAST:".$current_pad."Current\:%8.0lf'";
$rrd_options .= " 'GPRINT:cdeftotal:AVERAGE:Average\:%8.0lf'";
$rrd_options .= " 'GPRINT:cdeftotal:MAX:Maximum\:%8.0lf\\n'";