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JorgenEvensJorgenEvens
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Add dashboard
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‎cache.php‎

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<?php
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$opcache = opcache_get_status(true);
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$apc = array(
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'cache' => apc_cache_info('user'),
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'sma' => apc_sma_info(true)
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);
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function percentage( $a, $b ) {
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return ( $a / $b ) * 100;
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}
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function opcache_mem( $key ) {
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global $opcache;
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if( $key == 'total' )
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return opcache_mem('free') + opcache_mem('used') + opcache_mem('wasted');
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if( in_array( $key, array( 'used', 'free', 'wasted' ) ) )
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$key = $key . '_memory';
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return $opcache['memory_usage'][$key];
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}
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function opcache_stat( $stat ) {
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global $opcache;
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return $opcache['opcache_statistics'][$stat];
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}
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function apc_mem( $key ) {
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global $apc;
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if( $key == 'total' )
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return $apc['sma']['seg_size'];
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if( $key == 'free' )
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return $apc['sma']['avail_mem'];
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if( $key == 'used' )
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return apc_mem('total') - apc_mem('free');
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return 0;
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}
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function human_size( $s ) {
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$size = 'B';
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$sizes = array( 'KB', 'MB', 'GB' );
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while( $s > 1024 ) {
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$size = array_shift( $sizes );
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$s /= 1024;
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}
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$s = round( $s, 2 );
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return $s . ' ' . $size;
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}
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function redirect($url) {
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header('Status: 302 Moved Temporarily');
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header('Location: '. $url);
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exit();
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}
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function get_selector() {
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return '#' . str_replace( '#', '\#', urldecode($_GET['selector']) ) . '#';
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}
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function sort_url($on) {
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$query = parse_url($_SERVER['REQUEST_URI'], PHP_URL_QUERY);
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if( empty( $query ) )
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$query = '';
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else
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$query .= '&';
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$query = preg_replace( '#sort=[^&]+&?#', '', $query );
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$query = preg_replace( '#order=[^&]+&?#', '', $query );
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if( !isset( $_GET['order'] ) )
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$_GET['order'] = '';
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$query .= 'sort=' . urlencode($on);
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$query .= '&order=' . ( $_GET['order'] == 'asc' ? 'desc' : 'asc' );
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return '?' . $query;
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}
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function sort_list(&$list) {
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if( !isset( $_GET['sort'] ) )
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return $list;
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$key = urldecode($_GET['sort']);
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$reverse = isset($_GET['order']) ? ( urldecode($_GET['order']) == 'desc' ) : false;
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usort($list, function( $item1, $item2 ) use ( $key, $reverse ) {
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if( $reverse ) {
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$tmp = $item1;
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$item1 = $item2;
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$item2 = $tmp;
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unset($tmp);
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}
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if( is_string( $item1[$key] ) || is_string( $item2[$key] ) )
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return strcmp( $item1[$key], $item2[$key] );
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return $item1[$key] - $item2[$key];
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});
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return $list;
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}
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// Opcache
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if( isset( $_GET['action'] ) && $_GET['action'] == 'op_restart' ) {
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opcache_reset();
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redirect('?');
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}
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if( isset( $_GET['action'] ) && $_GET['action'] == 'op_delete' ) {
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$selector = get_selector();
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foreach( $opcache['scripts'] as $key => $value ) {
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if( !preg_match( $selector, $key) ) continue;
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opcache_invalidate( $key );
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}
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redirect('?action=op_select&selector=' . $_GET['selector'] );
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}
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// APC
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if( isset( $_GET['action'] ) && $_GET['action'] == 'apc_restart' ) {
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apc_delete( new ApcIterator('#.*#') );
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redirect('?');
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}
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if( isset( $_GET['action'] ) && $_GET['action'] == 'apc_delete' ) {
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apc_delete( new ApcIterator('user',get_selector()) );
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redirect( '?action=apc_select&selector=' . $_GET['selector'] );
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}
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?><html>
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<head>
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<title>Cache Status</title>
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<meta name="viewport" content="width=device-width, height=device-height, initial-scale=1" />
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<style>
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html, body { font-family: Arial, sans-serif;}
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.wrap { max-width: 960px; margin: 0 auto;}
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.full { width: 100%; }
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.green { background: green; }
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.red { background: red; }
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.orange { background: orange; }
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.bar { height: 20px; overflow: hidden; border-radius: 4px 4px; }
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.bar div { height: 20px; float: left; }
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.bar, .bar div { background-image: repeating-linear-gradient(45deg, transparent 0, rgba( 255,255,255,0.3) 1px, rgba(255,255,255,0.3) 10px, transparent 11px, transparent 18px); background-repeat: repeat-x; }
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label { font-weight: bold; }
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table { border-spacing: 0; }
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table td { padding: 0.2em 1em; }
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table th { background: #686868; color: white; padding: 0.5em 1em 0.2em 1em; font-weight: normal; }
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table th a { text-decoration: none; color: white; cursor: pointer; }
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table tr:nth-child(2n+1) { background: #efefef; }
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@media screen and (max-width: 480px) {
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input { width: 40%; }
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}
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</style>
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</head>
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<body>
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<div class="wrap">
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<div>
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Goto: <a href="#opcache">PHP Opcache</a> or <a href="#apcu">APCu</a>
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</div>
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<h2 id="opcache">PHP Opcache</h2>
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<div>
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<h3>Memory <?=human_size(opcache_mem('used')+opcache_mem('wasted'))?> of <?=human_size(opcache_mem('total'))?></h3>
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<div class="full bar green">
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<div class="orange" style="width: <?=percentage(opcache_mem('used'), opcache_mem('total'))?>%"></div>
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<div class="red" style="width: <?=percentage(opcache_mem('wasted'), opcache_mem('total'))?>%"></div>
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</div>
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</div>
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<div>
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<h3>Keys <?=opcache_stat('num_cached_keys')?> of <?=opcache_stat('max_cached_keys')?></h3>
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<div class="full bar green">
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<div class="orange" style="width: <?=percentage(opcache_stat('num_cached_keys'), opcache_stat('max_cached_keys'))?>%"></div>
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</div>
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</div>
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<div>
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<h3>Cache hit <?=round(opcache_stat('opcache_hit_rate'),2)?>%</h3>
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<div class="full bar green">
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<div class="red" style="width: <?=100-opcache_stat('opcache_hit_rate')?>%"></div>
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</div>
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</div>
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<div>
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<h3>Actions</h3>
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<form action="?" method="GET">
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<label>Cache:
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<button name="action" value="op_restart">Restart</button>
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</label>
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</form>
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<form action="?" method="GET">
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<label>Key(s):
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<input name="selector" type="text" value="" placeholder=".*" />
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</label>
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<button type="submit" name="action" value="op_select">Select</button>
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<button type="submit" name="action" value="op_delete">Delete</button>
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</form>
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</div>
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<?php if( isset( $_GET['action'] ) && $_GET['action'] == 'op_select' ): ?>
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<div>
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<h3>Keys matching <?=htmlentities('"'.$_GET['selector'].'"')?></h3>
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<table>
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<thead>
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<tr>
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<th><a href="<?=sort_url('full_path')?>">Key</a></th>
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<th><a href="<?=sort_url('hits')?>">Hits</a></th>
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<th><a href="<?=sort_url('memory_consumption')?>">Size</a></th>
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<th>Action</th>
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</tr>
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</thead>
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<tfoot></tfoot>
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<tbody>
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<?php foreach( sort_list($opcache['scripts']) as $item ):
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if( !preg_match(get_selector(), $item['full_path']) ) continue;?>
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<tr>
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<td><?=$item['full_path']?></td>
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<td><?=$item['hits']?></td>
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<td><?=human_size($item['memory_consumption'])?></td>
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<td><a href="?action=op_delete&selector=<?=urlencode('^'.$item['full_path'].'$')?>">Delete</a>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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</div>
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<?php endif; ?>
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<h2 id="apcu">APCu</h2>
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<div>
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<h3>Memory <?=human_size(apc_mem('used'))?> of <?=human_size(apc_mem('total'))?></h3>
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<div class="full bar green">
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<div class="orange" style="width: <?=percentage(apc_mem('used'), apc_mem('total'))?>%"></div>
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</div>
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</div>
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<div>
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<h3>Actions</h3>
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<form action="?" method="GET">
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<label>Cache:
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<button name="action" value="apc_restart">Restart</button>
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</label>
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</form>
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<form action="?" method="GET">
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<label>Key(s):</label>
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<input name="selector" type="text" value="" placeholder=".*" />
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<button type="submit" name="action" value="apc_select">Select</button>
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<button type="submit" name="action" value="apc_delete">Delete</button>
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</form>
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</div>
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<?php if( isset( $_GET['action'] ) && $_GET['action'] == 'apc_select' ): ?>
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<div>
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<h3>Keys matching <?=htmlentities('"'.$_GET['selector'].'"')?></h3>
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<table>
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<thead>
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<tr>
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<th><a href="<?=sort_url('key')?>">Key</a></th>
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<th><a href="<?=sort_url('nhits')?>">Hits</a></th>
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<th><a href="<?=sort_url('mem_size')?>">Size</a></th>
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<th><a href="<?=sort_url('ttl')?>">TTL</a></th>
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<th>Expires</th>
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<th>Action</th>
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</tr>
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</thead>
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<tfoot></tfoot>
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<tbody>
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<?php foreach( sort_list($apc['cache']['cache_list']) as $item ):
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if( !preg_match(get_selector(), $item['key']) ) continue;?>
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<tr>
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<td><?=$item['key']?></td>
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<td><?=$item['nhits']?></td>
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<td><?=human_size($item['mem_size'])?></td>
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<td><?=$item['ttl']?></td>
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<td><?=date('Y-m-d H:i', $item['mtime'] + $item['ttl'] )?></td>
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<td><a href="?action=apc_delete&selector=<?=urlencode('^'.$item['key'].'$')?>">Delete</a>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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</div>
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<?php endif; ?>
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</div>
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</body>
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</html>

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