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https://github.com/librenms/librenms.git
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7ffe4f2de1
git-svn-id: http://www.observium.org/svn/observer/trunk@3005 61d68cd4-352d-0410-923a-c4978735b2b8
106 lines
3.4 KiB
PHP
106 lines
3.4 KiB
PHP
<?php
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$dest = device_by_id_cache($_GET['dest']);
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## Dear Tobias. You write in Perl, this makes me hate you forever.
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## This is my translation of Smokeping's graphing.
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## Thanks to Bill Fenner for Perl->Human translation:>
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$scale_min = 0;
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$scale_rigid = TRUE;
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include("includes/graphs/common.inc.php");
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include("smokeping_common.inc.php");
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$i = 0;
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$pings = 20;
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$iter = 0;
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$colourset = "mixed";
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if($width > "500")
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{
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$descr_len = 18;
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} else {
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$descr_len = 12 + round(($width - 275) / 8);
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}
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if($width > "500")
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{
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$rrd_options .= " COMMENT:'".substr(str_pad($unit_text, $descr_len+5),0,$descr_len+5)." RTT Loss SDev RTT\:SDev \l'";
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} else {
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$rrd_options .= " COMMENT:'".substr(str_pad($unit_text, $descr_len+5),0,$descr_len+5)." RTT Loss SDev RTT\:SDev \l'";
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}
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if($device['hostname'] == $config['own_hostname'])
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{
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$filename = $config['smokeping']['dir'] . $dest['hostname'].'.rrd';
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if (!file_exists($filename))
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{
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// Try with dots in hostname replaced by underscores
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$filename = $config['smokeping']['dir'] . str_replace(".", "_", $dest['hostname']).'.rrd';
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}
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} else {
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$filename = $config['smokeping']['dir'] . $dest['hostname'] .'~'.$device['hostname'].'.rrd';
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if (!file_exists($filename))
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{
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// Try with dots in hostname replaced by underscores
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$filename = $config['smokeping']['dir'] . str_replace(".", "_", $dest['hostname']) .'~'.$device['hostname'].'.rrd';
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}
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}
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if (!isset($config['graph_colours'][$colourset][$iter])) { $iter = 0; }
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$colour = $config['graph_colours'][$colourset][$iter];
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$iter++;
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$descr = str_replace(":", "\:", substr(str_pad($source, $descr_len),0,$descr_len));
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$rrd_options .= " DEF:median$i=".$filename.":median:AVERAGE ";
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$rrd_options .= " DEF:loss$i=".$filename.":loss:AVERAGE";
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$rrd_options .= " CDEF:ploss$i=loss$i,$pings,/,100,*";
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$rrd_options .= " CDEF:dm$i=median$i";
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# $rrd_options .= " CDEF:dm$i=median$i,0,".$max->{$start}.",LIMIT";
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/// start emulate Smokeping::calc_stddev
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foreach (range(1, $pings) as $p)
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{
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$rrd_options .= " DEF:pin".$i."p".$p."=".$filename.":ping".$p.":AVERAGE";
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$rrd_options .= " CDEF:p".$i."p".$p."=pin".$i."p".$p.",UN,0,pin".$i."p".$p.",IF";
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}
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unset($pings_options, $m_options, $sdev_options);
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foreach (range(2, $pings) as $p)
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{
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$pings_options .= ",p".$i."p".$p.",UN,+";
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$m_options .= ",p".$i."p".$p.",+";
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$sdev_options .= ",p".$i."p".$p.",m".$i.",-,DUP,*,+";
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}
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$rrd_options .= " CDEF:pings".$i."=".$pings .",p".$i."p1,UN". $pings_options . ",-";
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$rrd_options .= " CDEF:m".$i."=p".$i."p1".$m_options.",pings".$i.",/";
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$rrd_options .= " CDEF:sdev".$i."=p".$i."p1,m".$i.",-,DUP,*".$sdev_options.",pings".$i.",/,SQRT";
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// end emulate Smokeping::calc_stddev
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$rrd_options .= " CDEF:dmlow$i=dm$i,sdev$i,2,/,-";
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$rrd_options .= " CDEF:s2d$i=sdev$i";
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$rrd_options .= " AREA:dmlow$i";
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$rrd_options .= " AREA:s2d$i#".$colour."30::STACK";
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$rrd_options .= " LINE1:dm$i#".$colour.":'$descr'";
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# $rrd_options .= " LINE1:sdev$i#000000:$descr";
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$rrd_options .= " VDEF:avmed$i=median$i,AVERAGE";
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$rrd_options .= " VDEF:avsd$i=sdev$i,AVERAGE";
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$rrd_options .= " CDEF:msr$i=median$i,POP,avmed$i,avsd$i,/";
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$rrd_options .= " VDEF:avmsr$i=msr$i,AVERAGE";
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$rrd_options .= " GPRINT:avmed$i:'%5.1lf%ss'";
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$rrd_options .= " GPRINT:ploss$i:AVERAGE:'%5.1lf%%'";
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$rrd_options .= " GPRINT:avsd$i:'%5.1lf%Ss'";
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$rrd_options .= " GPRINT:avmsr$i:'%5.1lf%s\\l'";
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$i++;
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?>
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