opcache-gui/index.php
2013-08-09 15:18:14 +01:00

415 lines
18 KiB
PHP

<?php
/**
* OPcache GUI
*
* A simple but effective single-file GUI for the OPcache PHP extension.
*
* @author Andrew Collington, andy@amnuts.com
* @license MIT, http://acollington.mit-license.org/
*/
if (!function_exists('opcache_get_status')) {
die('The Zend OPcache extension does not appear to be installed');
}
$settings = array(
'compress_path_threshold' => 2,
'used_memory_percentage_high_threshold' => 80,
'used_memory_percentage_mid_threshold' => 60,
'allow_invalidate' => true
);
$validPages = array('overview', 'files', 'reset', 'invalidate');
$page = (empty($_GET['page']) || !in_array($_GET['page'], $validPages)
? 'overview'
: strtolower($_GET['page'])
);
if ($page == 'reset') {
opcache_reset();
header('Location: ?page=overview');
exit;
}
if ($page == 'invalidate') {
$file = (isset($_GET['file']) ? trim($_GET['file']) : null);
if (!$settings['allow_invalidate'] || !function_exists('opcache_invalidate') || empty($file)) {
header('Location: ?page=files&error=1');
exit;
}
$success = (int)opcache_invalidate(urldecode($file), true);
header("Location: ?page=files&success={$success}");
exit;
}
$opcache_config = opcache_get_configuration();
$opcache_status = opcache_get_status();
$opcache_funcs = get_extension_funcs('Zend OPcache');
if (!empty($opcache_status['scripts'])) {
uasort($opcache_status['scripts'], function($a, $b) {
return $a['hits'] < $b['hits'];
});
}
function memsize($size, $precision = 3, $space = false)
{
$i = 0;
$val = array(' bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB');
while (($size / 1024) > 1) {
$size /= 1024;
++$i;
}
return sprintf("%.{$precision}f%s%s",
$size, (($space && $i) ? ' ' : ''), $val[$i]);
}
function rc($at = null)
{
static $i = 0;
if ($at !== null) {
$i = $at;
} else {
echo (++$i % 2 ? 'even' : 'odd');
}
}
$data = array_merge(
$opcache_status['memory_usage'],
$opcache_status['opcache_statistics'],
array(
'total_memory_size' => memsize($opcache_config['directives']['opcache.memory_consumption']),
'used_memory_percentage' => round(100 * (
($opcache_status['memory_usage']['used_memory'] + $opcache_status['memory_usage']['wasted_memory'])
/ $opcache_config['directives']['opcache.memory_consumption'])),
'hit_rate_percentage' => round($opcache_status['opcache_statistics']['opcache_hit_rate']),
'wasted_percentage' => round($opcache_status['memory_usage']['current_wasted_percentage'], 2),
'used_memory_size' => memsize($opcache_status['memory_usage']['used_memory']),
'free_memory_size' => memsize($opcache_status['memory_usage']['free_memory']),
'wasted_memory_size' => memsize($opcache_status['memory_usage']['wasted_memory']),
'files_cached' => number_format($opcache_status['opcache_statistics']['num_cached_scripts']),
'hits_size' => number_format($opcache_status['opcache_statistics']['hits']),
'miss_size' => number_format($opcache_status['opcache_statistics']['misses']),
'blacklist_miss_size' => number_format($opcache_status['opcache_statistics']['blacklist_misses']),
'num_cached_keys_size' => number_format($opcache_status['opcache_statistics']['num_cached_keys']),
'max_cached_keys_size' => number_format($opcache_status['opcache_statistics']['max_cached_keys']),
)
);
$threshold = '';
if ($data['used_memory_percentage'] >= $settings['used_memory_percentage_high_threshold']) {
$threshold = ' high';
} elseif ($data['used_memory_percentage'] >= $settings['used_memory_percentage_mid_threshold']) {
$threshold = ' mid';
}
if (!empty($_SERVER['HTTP_X_REQUESTED_WITH'])
&& strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest'
) {
echo json_encode($data);
exit;
}
$host = (function_exists('gethostname')
? gethostname()
: (php_uname('n')
?: (empty($_SERVER['SERVER_NAME'])
? $_SERVER['HOST_NAME']
: $_SERVER['SERVER_NAME']
)
)
);
?>
<!doctype html>
<html>
<head>
<meta charset="UTF-8"/>
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<script src="//ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min.js"></script>
<link href="//fonts.googleapis.com/css?family=Roboto" rel="stylesheet" type="text/css">
<style type="text/css">
html{font-family:sans-serif;font-size:100%;line-height:1.2;padding:2em;}
body {font-size:75%;}
.container{overflow:auto;width:100%;position:relative;}
#info{margin-right:290px;}
#counts{position:absolute;top:0;right:0;width:280px;}
#counts div{
padding:1em;
margin-bottom:1em;
border-radius: 5px;
background-image: linear-gradient(bottom, #B7C8CC 21%, #D5DEE0 60%, #E0ECEF 80%);
background-image: -webkit-gradient(linear,left bottom,left top,color-stop(0.21, #B7C8CC),color-stop(0.6, #D5DEE0),color-stop(0.8, #E0ECEF));
}
#counts p {text-align:center;}
#counts div.values p {text-align:left;}
#counts p span{font-family:'Roboto',sans-serif;}
#counts p span.large{display:block;line-height:90%;font-size:800%;}
table { margin: 0 0 1em 0; border-collapse: collapse; border-color: #fff; width: 100%; }
table caption { text-align: left; font-size: 1.5em; }
table tr { background-color: #99D0DF; border-color: #fff; }
table th { text-align: left; padding: 6px; background-color: #0BA0C8; color: #fff; border-color: #fff; }
table td { padding: 4px 6px; line-height: 1.4em; vertical-align: top; border-color: #fff; }
table tr.odd { background-color: #EFFEFF; }
table tr.even { background-color: #E0ECEF; }
table tr.highlight { background-color: #61C4DF; }
td.pathname p { margin-bottom: 0.25em; }
.wsnw { white-space: nowrap; }
.low{color:#000000;}
.mid{color:#550000;}
.high{color:#FF0000;}
.invalid{color:#FF4545;}
span.showmore span.button {
display: inline-block;
margin-right: 5px;
position: relative;
top: -1px;
color: #333333;
background: none repeat scroll 0 0 #DDDDDD;
border-radius: 2px 2px 2px 2px;
font-size: 12px;
font-weight: bold;
height: 12px;
line-height: 6px;
padding: 0 5px;
vertical-align: middle;
cursor: pointer;
}
a.button {
text-decoration: none;
font-size: 110%;
color: #292929;
padding: 10px 26px;
background: -moz-linear-gradient(top, #ffffff 0%, #b4b7b8);
background: -webkit-gradient(linear, left top, left bottom, from(#ffffff), to(#b4b7b8));
-moz-border-radius: 6px;
-webkit-border-radius: 6px;
border-radius: 6px;
border: 1px solid #a1a1a1;
text-shadow: 0px -1px 0px rgba(000,000,000,0), 0px 1px 0px rgba(255,255,255,0.4);
margin: 0 1em;
white-space: nowrap;
}
span.showmore span.button:hover {
background-color: #CCCCCC;
}
@media screen and (max-width: 700px) {
#info{margin-right:auto;}
#counts{position:relative;display:block;margin-bottom:2em;width:100%;}
}
@media screen and (max-width: 550px) {
a.button{display:block;margin-bottom:2px;}
#frmFilter{width:99% !important;}
}
</style>
</head>
<body>
<div style="text-align:center;margin-bottom:2em;">
<p>
<a href="?page=overview" class="button">Overview</a>
<a href="?page=files" class="button">File usage</a>
<a href="?page=reset" class="button" onclick="return confirm('Are you sure you want to reset the cache?');">Reset cache</a>
</p>
</div>
<?php if ($page == 'overview'): ?>
<h2>Overview</h2>
<div class="container">
<div id="counts">
<div>
<p><span class="large <?php echo $threshold; ?>"><span class="realtime" data-value="used_memory_percentage"><?php echo $data['used_memory_percentage']; ?></span>%</span><br/>memory usage</p>
</div>
<div>
<p><span class="large"><span class="realtime" data-value="hit_rate"><?php echo $data['hit_rate_percentage']; ?></span>%</span><br/>hit rate</p>
</div>
<div class="values">
<p><b>total memory:</b> <span data-value="total_memory_size"><?php echo $data['total_memory_size']; ?></span></p>
<p><b>used memory:</b> <span class="realtime" data-value="used_memory_size"><?php echo $data['used_memory_size']; ?></span></p>
<p><b>free memory:</b> <span class="realtime" data-value="free_memory_size"><?php echo $data['free_memory_size']; ?></span></p>
<p><b>wasted memory:</b> <span class="realtime" data-value="wasted_memory_size"><?php echo $data['wasted_memory_size']; ?></span> (<span class="realtime" data-value="wasted_percentage"><?php echo $data['wasted_percentage']; ?></span>%)</p>
<p><b>number of cached files:</b> <span class="realtime" data-value="files_cached"><?php echo $data['files_cached']; ?></span></p>
<p><b>number of hits:</b> <span class="realtime" data-value="hits_size"><?php echo $data['hits_size']; ?></span></p>
<p><b>number of misses:</b> <span class="realtime" data-value="miss_size"><?php echo $data['miss_size']; ?></span></p>
<p><b>blacklist misses:</b> <span class="realtime" data-value="blacklist_miss_size"><?php echo $data['blacklist_miss_size']; ?></span></p>
<p><b>number of cached keys:</b> <span class="realtime" data-value="num_cached_keys_size"><?php echo $data['num_cached_keys_size']; ?></span></p>
<p><b>max cached keys:</b> <span class="realtime" data-value="max_cached_keys_size"><?php echo $data['max_cached_keys_size']; ?></span></p>
</div>
<br />
<p><a href="#" id="toggleRealtime">Enable real-time update of stats</a></p>
</div>
<div id="info">
<table>
<tr><th colspan="2">General info</th></tr>
<tr class="<?php rc(); ?>">
<td>Zend OPcache</td>
<td><?php echo $opcache_config['version']['version']; ?></td>
</tr>
<tr class="<?php rc(); ?>">
<td>PHP</td>
<td><?php echo phpversion(); ?></td>
</tr>
<tr class="<?php rc(); ?>">
<td>Host</td>
<td><?php echo $host; ?></td>
</tr>
<?php if (!empty($_SERVER['SERVER_SOFTWARE'])): ?>
<tr class="<?php rc(); ?>">
<td>Server Software</td>
<td><?php echo $_SERVER['SERVER_SOFTWARE']; ?></td>
</tr>
<?php endif; ?>
<tr class="<?php rc(); ?>">
<td>Start time</td>
<td><?php echo date_format(date_create("@{$data['start_time']}"), 'Y-m-d H:i:s'); ?></td>
</tr>
<tr class="<?php rc(); ?>">
<td>Last reset</td>
<td><?php echo ($data['last_restart_time'] == 0
? '<em>never</em>'
: date_format(date_create("@{$data['last_restart_time']}"), 'Y-m-d H:i:s')); ?></td>
</tr>
</table>
<table>
<tr><th colspan="2">Directives</th></tr>
<?php ksort($opcache_config['directives']); ?>
<?php rc(0); foreach ($opcache_config['directives'] as $d => $v): ?>
<tr class="<?php rc(); ?>">
<td><span title="<?php echo $d; ?>"><?php echo str_replace(array('opcache.', '_'), array('', ' '), $d); ?></span></td>
<td><?php echo (is_bool($v)
? ($v ? '<i>true</i>' : '<i>false</i>')
: (empty($v) ? '<i>no value</i>' : $v)); ?></td>
</tr>
<?php endforeach; ?>
</table>
<table>
<tr><th>Available functions</th></tr>
<?php rc(0); foreach ($opcache_funcs as $f): ?>
<tr class="<?php rc(); ?>">
<td><a href="http://php.net/<?php echo $f; ?>" title="View manual page" target="_blank"><?php echo $f; ?></td>
</tr>
<?php endforeach; ?>
</table>
<br style="clear:both;" />
</div>
</div>
<script type="text/javascript">
$(function(){
var realtime = false;
function ping() {
$.ajax({
url: "#",
dataType: "json",
cache: false,
success: function(data){
$('.realtime').each(function(){
$(this).text(data[$(this).attr('data-value')]);
});
}
});
}
$('#toggleRealtime').click(function(){
if (realtime === false) {
realtime = setInterval(function(){ping()}, 5000);
$(this).text('Disable real-time update of stats');
} else {
clearInterval(realtime);
realtime = false;
$(this).text('Enable real-time update of stats');
}
});
});
</script>
<?php endif; ?>
<?php if ($page == 'files'): ?>
<h2>File usage</h2>
<p><label>Start typing to filter on script path<br/><input type="text" style="width:40em;" name="filter" id="frmFilter" /><label></p>
<div class="container">
<h3><?php echo $data['files_cached']; ?> file<?php echo ($data['files_cached'] == 1 ? '' : 's'); ?> cached <span id="filterShowing"></span></h3>
<table>
<tr>
<th>Script</th>
<th>Details</th>
</tr>
<?php rc(0); foreach ($opcache_status['scripts'] as $s): ?>
<tr class="<?php rc(); ?>">
<td class="pathname"><p><?php
$base = basename($s['full_path']);
$parts = array_filter(explode(DIRECTORY_SEPARATOR, dirname($s['full_path'])));
if (!empty($settings['compress_path_threshold'])) {
echo '<span class="showmore"><span class="button">…</span><span class="text" style="display:none;">' . DIRECTORY_SEPARATOR;
echo join(DIRECTORY_SEPARATOR, array_slice($parts, 0, $settings['compress_path_threshold'])) . DIRECTORY_SEPARATOR;
echo '</span>';
echo join(DIRECTORY_SEPARATOR, array_slice($parts, $settings['compress_path_threshold']));
if (count($parts) > $settings['compress_path_threshold']) {
echo DIRECTORY_SEPARATOR;
}
echo "{$base}</span>";
} else {
echo htmlentities($s['full_path'], ENT_COMPAT, 'UTF-8');
}
?></p>
<?php if ($settings['allow_invalidate'] && function_exists('opcache_invalidate')): ?>
<a href="?page=invalidate&file=<?php echo urlencode($s['full_path']); ?>">Force file invalidation</a>
<?php endif; ?>
</td>
<td>
<p>
hits: <?php echo $s['hits']; ?>,
memory: <?php echo memsize($s['memory_consumption']); ?><br />
last used: <?php echo date_format(date_create($s['last_used']), 'Y-m-d H:i:s'); ?>
<?php if ($s['timestamp'] === 0): ?>
<br /><i class="invalid">has been invalidated</i>
<?php endif; ?>
</p>
</td>
</tr>
<?php endforeach; ?>
</table>
</div>
<script type="text/javascript">
$(function(){
$('span.showmore span.button').click(function(){
if ($(this).next().is(":visible")) {
$(this).next().hide();
$(this).css('padding-top', '0').text('…');
} else {
$(this).next().show();
$(this).css('padding-top', '2px').text('«');
}
});
$('.container table').bind('paint', function(event, params) {
var trs = $('tr:visible', $(this)).not(':first');
trs.removeClass('odd even')
.filter(':odd').addClass('odd')
.end()
.filter(':even').addClass('even');
$('#filterShowing').text(($('#frmFilter').val().length
? trs.length + ' showing due to filter'
: ''
));
});
$('#frmFilter').bind('keyup', function(event){
$('td.pathname p').each(function(index){
if ($(this).text().toLowerCase().indexOf($('#frmFilter').val().toLowerCase()) == -1) {
$(this).closest('tr').hide();
} else {
$(this).closest('tr').show();
}
});
$('.container table').trigger('paint');
});
});
</script>
<?php endif; ?>
</body>
</html>