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opcache.php
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opcache.php
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<?php
if (isset($_GET['invalidate'])) {
opcache_invalidate($_GET['invalidate'], true);
header('Location: ' . $_SERVER['PHP_SELF'].'#scripts');
}
if (isset($_GET['reset'])) {
opcache_reset();
header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0');
header('Cache-Control: post-check=0, pre-check=0', false);
header('Pragma: no-cache');
header('Location: ' . $_SERVER['PHP_SELF'].'#scripts');
}
/**
* Fetch configuration and status information from OpCache
*/
$config = opcache_get_configuration();
$status = opcache_get_status();
/**
* Turn bytes into a human readable format
* @param $bytes
*/
function size_for_humans($bytes)
{
if ($bytes > 1048576) {
return sprintf("%.2f MB", $bytes/1048576);
} elseif ($bytes > 1024) {
return sprintf("%.2f kB", $bytes/1024);
} else {
return sprintf("%d bytes", $bytes);
}
}
function getOffsetWhereStringsAreEqual($a, $b)
{
$i = 0;
while (strlen($a) && strlen($b) && strlen($a) > $i && $a{$i} === $b{$i}) {
$i++;
}
return $i;
}
function getSuggestionMessage($property, $value)
{
switch ($property) {
case 'opcache_enabled':
return $value ? '' : '<span class="glyphicon glyphicon-search"></span> You should enabled opcache';
break;
case 'cache_full':
return $value ? '<span class="glyphicon glyphicon-search"></span> You should increase opcache.memory_consumption' : '';
break;
case 'opcache.validate_timestamps':
return $value ? '<span class="glyphicon glyphicon-search"></span> If you are in a production environment you should disabled it' : '';
break;
}
return '';
}
function getStringFromPropertyAndValue($property, $value)
{
if ($value === false) {
return 'false';
}
if ($value === true) {
return 'true';
}
switch ($property) {
case 'used_memory':
case 'free_memory':
case 'wasted_memory':
case 'opcache.memory_consumption':
return size_for_humans($value);
break;
case 'current_wasted_percentage':
case 'opcache_hit_rate':
return number_format($value, 2).'%';
break;
case 'blacklist_miss_ratio':
return number_format($value, 2);
break;
}
return $value;
}
?>
<!DOCTYPE html>
<html>
<head>
<title>OPcache Dashboard - Carlos Buenosvinos (@buenosvinos)</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="shortcut icon" href="//www.php.net/favicon.ico">
<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.2/css/bootstrap.min.css" rel="stylesheet">
<style>
body { padding-top: 70px; }
h2 {
padding-top: 100px;
margin-top: -100px;
display: inline-block; /* required for webkit browsers */
}
</style>
<!-- HTML5 Shim and Respond.js IE8 support of HTML5 elements and media queries -->
<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
<!--[if lt IE 9]>
<script src="//oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>
<script src="//oss.maxcdn.com/libs/respond.js/1.3.0/respond.min.js"></script>
<![endif]-->
</head>
<body data-spy="scroll" data-target="#navbar-opcache">
<a href="https://github.com/carlosbuenosvinos/opcache-dashboard"><img style="position: absolute; top: 50px; right: 0; border: 0;" src="https://s3.amazonaws.com/github/ribbons/forkme_right_gray_6d6d6d.png" alt="Fork me on GitHub"></a>
<nav id="navbar-opcache" class="navbar navbar-default navbar-fixed-top" role="navigation">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">Zend OPcache <?= $config['version']['version']?></a>
</div>
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li><a href="#hits">Hits</a></li>
<li><a href="#memory">Memory</a></li>
<li><a href="#keys">Keys</a></li>
<li><a href="#status">Status</a></li>
<li><a href="#configuration">Configuration</a></li>
<li><a href="#scripts">Scripts</a></li>
</ul>
</div>
</nav>
<div class="container">
<div class="jumbotron">
<h1>OPcache Dashboard</h1>
<h2>by Carlos Buenosvinos (<a href="https://twitter.com/buenosvinos">@buenosvinos</a>)</h2>
<p>PHP: <?= phpversion() ?> and OPcache: <?= $config['version']['version'] ?></p>
</div>
<?php
$stats = $status['opcache_statistics'];
$hitRate = round($stats['opcache_hit_rate'], 2);
?>
<h2 id="hits">Hits: <?= $hitRate ?>%</h2>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-success" style="width: <?= $hitRate ?>%">
<span class="sr-only">Hits</span>
</div>
<div class="progress-bar progress-bar-danger" style="width: <?= (100 - $hitRate) ?>%">
<span class="sr-only">Misses</span>
</div>
</div>
<?php
$mem = $status['memory_usage'];
$totalMemory = $config['directives']['opcache.memory_consumption'];
$usedMemory = $mem['used_memory'];
$freeMemory = $mem['free_memory'];
$wastedMemory = $mem['wasted_memory'];
?>
<h2 id="memory">Memory: <?= size_for_humans($wastedMemory + $usedMemory) ?> of <?= size_for_humans($totalMemory) ?></h2>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-danger" style="width: <?= round(($wastedMemory / $totalMemory) * 100, 0) ?>%">
<span class="sr-only">Wasted memory</span>
</div>
<div class="progress-bar progress-bar-warning" style="width: <?= round(($usedMemory / $totalMemory) * 100, 0) ?>%">
<span class="sr-only">Used memory</span>
</div>
<div class="progress-bar progress-bar-success" style="width: <?= round(($freeMemory / $totalMemory) * 100, 0) ?>%">
<span class="sr-only">Free memory</span>
</div>
</div>
<?php
$totalKeys = $stats['max_cached_keys'];
$usedKeys = $stats['num_cached_keys'];
$freeKeys = $totalKeys - $usedKeys;
?>
<h2 id="keys">Keys: <?= $usedKeys ?> of <?= $totalKeys ?></h2>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-warning" style="width: <?= round(($usedKeys / $totalKeys) * 100, 0) ?>%">
<span class="sr-only">Used keys</span>
</div>
<div class="progress-bar progress-bar-success" style="width: <?= round(($freeKeys / $totalKeys) * 100, 0) ?>%">
<span class="sr-only">Free keys</span>
</div>
</div>
<h2 id="status">Status</h2>
<div class="table-responsive">
<table class="table table-striped table-hover">
<?php
foreach ($status as $key => $value) {
if ($key == 'scripts') {
continue;
}
if (is_array($value)) {
foreach ($value as $k => $v) {
$v = getStringFromPropertyAndValue($k, $v);
$m = getSuggestionMessage($k, $v);
?><tr class="<?= $m ? 'danger' : '' ?>"><th align="left"><?= $k ?></th><td align="right"><?= $v ?></td><td><?= $m ?></td></tr><?php
}
continue;
}
$mess = getSuggestionMessage($key, $value);
$value = getStringFromPropertyAndValue($key, $value);
?><tr class="<?= $mess ? 'danger' : '' ?>"><th align="left"><?= $key ?></th><td align="right"><?= $value ?></td><td><?= $mess ?></td></tr><?php
}
?>
</table>
</div>
<h2 id="configuration">Configuration</h2>
<div class="table-responsive">
<table class="table table-striped table-hover">
<?php foreach ($config['directives'] as $key => $value) {
$mess = getSuggestionMessage($key, $value);
?>
<tr class="<?= $mess ? 'danger' : '' ?>" >
<th align="left"><?= $key ?></th>
<td align="right"><?= getStringFromPropertyAndValue($key, $value) ?></td>
<td align="left"><?= $mess ?></td>
</tr>
<?php } ?>
</table>
</div>
<h2 id="scripts">Scripts (<?= count($status["scripts"]) ?>) <a type="button" class="btn btn-success" href="?reset">Reset all</a></h2>
<table class="table table-striped">
<tr>
<th>Options</th>
<th>Hits</th>
<th>Memory</th>
<th>Path</th>
</tr>
<?php
uasort($status['scripts'], function ($a, $b) { return $a['hits'] < $b ['hits']; });
$offset = null;
$previousKey = null;
foreach ($status['scripts'] as $key => $data) {
$offset = min(
getOffsetWhereStringsAreEqual(
(null === $previousKey) ? $key : $previousKey,
$key
),
(null === $offset) ? strlen($key) : $offset
);
$previousKey = $key;
}
foreach ($status['scripts'] as $key => $data) {
?>
<tr>
<td><a href="?invalidate=<?= $data['full_path'] ?>">Invalidate</a></td>
<td><?= $data['hits'] ?></td>
<td><?= size_for_humans($data['memory_consumption']) ?></td>
<td><?= substr($data['full_path'], $offset - 1) ?></td>
</tr>
<?php } ?>
</table>
</div>
<script src="//code.jquery.com/jquery.js"></script>
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.2/js/bootstrap.min.js"></script>
</body>
</html>