XCache is a fast, stable PHP opcode cacher that has been proven and is now running on production servers under high load.
https://xcache.lighttpd.net/
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342 lines
8.0 KiB
342 lines
8.0 KiB
<?php |
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include "./common.php"; |
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function freeblock_to_graph($freeblocks, $size) // {{{ |
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{ |
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global $config; |
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// cached in static variable |
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static $graph_initial; |
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if (!isset($graph_initial)) { |
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$graph_initial = array_fill(0, $config['percent_graph_width'], 0); |
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} |
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$graph = $graph_initial; |
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foreach ($freeblocks as $b) { |
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$begin = $b['offset'] / $size * $config['percent_graph_width']; |
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$end = ($b['offset'] + $b['size']) / $size * $config['percent_graph_width']; |
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if ((int) $begin == (int) $end) { |
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$v = $end - $begin; |
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$graph[(int) $v] += $v - (int) $v; |
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} |
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else { |
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$graph[(int) $begin] += 1 - ($begin - (int) $begin); |
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$graph[(int) $end] += $end - (int) $end; |
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for ($i = (int) $begin + 1, $e = (int) $end; $i < $e; $i ++) { |
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$graph[$i] += 1; |
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} |
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} |
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} |
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$html = array(); |
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$c = 255; |
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foreach ($graph as $k => $v) { |
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if ($config['percent_graph_type'] != 'free') { |
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$v = 1 - $v; |
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} |
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$v = (int) ($v * $c); |
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$r = $g = $c - $v; |
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$b = $c; |
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$html[] = '<div style="background: rgb(' . "$r,$g,$b" . ')"></div>'; |
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} |
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return implode('', $html); |
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} |
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// }}} |
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function calc_total(&$total, $data) // {{{ |
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{ |
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foreach ($data as $k => $v) { |
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switch ($k) { |
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case 'type': |
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case 'cache_name': |
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case 'cacheid': |
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case 'free_blocks': |
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continue 2; |
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} |
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if (!isset($total[$k])) { |
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$total[$k] = $v; |
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} |
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else { |
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switch ($k) { |
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case 'hits_by_hour': |
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case 'hits_by_second': |
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foreach ($data[$k] as $kk => $vv) { |
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$total[$k][$kk] += $vv; |
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} |
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break; |
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default: |
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$total[$k] += $v; |
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} |
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} |
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} |
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} |
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// }}} |
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function array_avg($a) // {{{ |
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{ |
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if (count($a) == 0) { |
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return ''; |
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} |
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return array_sum($a) / count($a); |
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} |
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// }}} |
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function bar_hits_percent($v, $percent, $active) // {{{ |
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{ |
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$r = 220 + (int) ($percent * 25); |
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$g = $b = 220 - (int) ($percent * 220); |
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$percent = (int) ($percent * 100); |
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$a = $active ? ' class="active"' : ''; |
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$height = 20 - 1 * 2; |
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$valueHeight = ceil($height * $percent / 100); |
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$paddingHeight = $height - $valueHeight; |
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$valueHeight = $valueHeight ? $valueHeight . "px" : 0; |
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$paddingHeight = $paddingHeight ? $paddingHeight . "px" : 0; |
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return '<a title="' . $v . '" href="javascript:;"' . $a . '>' |
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. ($paddingHeight ? '<span style="height: ' . $paddingHeight . '"></span>' : '') |
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. ($valueHeight ? '<span style="background: rgb(' . "$r,$g,$b" . '); height: ' . $valueHeight . '"></span>' : '') |
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. '</a>'; |
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} |
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// }}} |
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function get_cache_hits_graph($ci, $key) // {{{ |
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{ |
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global $maxHitsByHour; |
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if ($ci['cacheid'] == -1) { |
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$max = max($ci[$key]); |
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} |
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else { |
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$max = $maxHitsByHour[$ci['type']]; |
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} |
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if (!$max) { |
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$max = 1; |
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} |
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$t = (time() / (60 * 60)) % 24; |
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$html = array(); |
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$width = count($ci[$key]) * 2; |
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$html[] = '<div class="hitsgraph" style="width: ' . $width . 'px">'; |
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foreach ($ci[$key] as $i => $v) { |
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$html[] = bar_hits_percent($v, $v / $max, $i == $t); |
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} |
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$html[] = "</div>"; |
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return implode('', $html); |
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} |
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// }}} |
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function getModuleInfo() // {{{ |
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{ |
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ob_start(); |
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phpinfo(INFO_MODULES); |
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$moduleInfo = ob_get_clean(); |
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if (!preg_match_all('!(XCache[^<>]*)</a></h2>(.*?)<h2>!is', $moduleInfo, $m)) { |
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return; |
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} |
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$moduleInfo = array(); |
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foreach ($m[1] as $i => $dummy) { |
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$caption = trim($m[1][$i]); |
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$info = str_replace('<br />', '', trim($m[2][$i])); |
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$regex = '!<table[^>]*>!'; |
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if (preg_match($regex, $info)) { |
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$moduleInfo[] = preg_replace($regex, "\\0<caption>$caption</caption>", $info, 1); |
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} |
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else { |
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$moduleInfo[] = "<h3>$caption</h3>"; |
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$moduleInfo[] = $info; |
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} |
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} |
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$moduleInfo = implode('', $moduleInfo); |
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if (ini_get("xcache.test")) { |
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ob_start(); |
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include "./sub/testcoredump.tpl.php"; |
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$test_coredump = trim(ob_get_clean()); |
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$moduleInfo = str_replace('xcache.coredump_directory', 'xcache.coredump_directory' . $test_coredump, $moduleInfo); |
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} |
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return $moduleInfo; |
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} |
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// }}} |
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function getCacheInfos() // {{{ |
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{ |
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static $cacheInfos; |
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if (isset($cacheInfos)) { |
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return $cacheInfos; |
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} |
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$phpCacheCount = xcache_count(XC_TYPE_PHP); |
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$varCacheCount = xcache_count(XC_TYPE_VAR); |
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$cacheInfos = array(); |
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$total = array(); |
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global $maxHitsByHour; |
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$maxHitsByHour = array(0, 0); |
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for ($i = 0; $i < $phpCacheCount; $i ++) { |
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$data = xcache_info(XC_TYPE_PHP, $i); |
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if ($_GET['do'] === 'listphp') { |
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$data += xcache_list(XC_TYPE_PHP, $i); |
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} |
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$data['type'] = XC_TYPE_PHP; |
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$data['cache_name'] = "php#$i"; |
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$data['cacheid'] = $i; |
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$cacheInfos[] = $data; |
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$maxHitsByHour[XC_TYPE_PHP] = max($maxHitsByHour[XC_TYPE_PHP], max($data['hits_by_hour'])); |
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if ($phpCacheCount >= 2) { |
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calc_total($total, $data); |
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} |
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} |
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if ($phpCacheCount >= 2) { |
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$total['type'] = XC_TYPE_PHP; |
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$total['cache_name'] = _T('Total'); |
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$total['cacheid'] = -1; |
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$total['gc'] = null; |
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$total['istotal'] = true; |
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unset($total['compiling']); |
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$cacheInfos[] = $total; |
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} |
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$total = array(); |
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for ($i = 0; $i < $varCacheCount; $i ++) { |
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$data = xcache_info(XC_TYPE_VAR, $i); |
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if ($_GET['do'] === 'listvar') { |
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$data += xcache_list(XC_TYPE_VAR, $i); |
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} |
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$data['type'] = XC_TYPE_VAR; |
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$data['cache_name'] = "var#$i"; |
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$data['cacheid'] = $i; |
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$cacheInfos[] = $data; |
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$maxHitsByHour[XC_TYPE_VAR] = max($maxHitsByHour[XC_TYPE_VAR], max($data['hits_by_hour'])); |
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if ($varCacheCount >= 2) { |
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calc_total($total, $data); |
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} |
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} |
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if ($varCacheCount >= 2) { |
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$total['type'] = XC_TYPE_VAR; |
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$total['cache_name'] = _T('Total'); |
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$total['cacheid'] = -1; |
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$total['gc'] = null; |
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$total['istotal'] = true; |
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$cacheInfos[] = $total; |
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} |
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return $cacheInfos; |
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} |
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// }}} |
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function getEntryList() // {{{ |
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{ |
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static $entryList; |
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if (isset($entryList)) { |
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return $entryList; |
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} |
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$entryList = array('cache_list' => array(), 'deleted_list' => array()); |
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if ($_GET['do'] == 'listphp') { |
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$entryList['type_name'] = 'php'; |
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$entryList['type'] = XC_TYPE_PHP; |
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} |
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else { |
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$entryList['type_name'] = 'var'; |
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$entryList['type'] = XC_TYPE_VAR; |
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} |
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foreach (getCacheInfos() as $i => $c) { |
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if (!empty($c['istotal'])) { |
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continue; |
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} |
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if ($c['type'] == $entryList['type'] && isset($c['cache_list'])) { |
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foreach ($c['cache_list'] as $e) { |
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$e['cache_name'] = $c['cache_name']; |
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$entryList['cache_list'][] = $e; |
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} |
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foreach ($c['deleted_list'] as $e) { |
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$e['cache_name'] = $c['cache_name']; |
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$entryList['deleted_list'][] = $e; |
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} |
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} |
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} |
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return $entryList; |
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} |
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// }}} |
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$module = "cacher"; |
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xcache_count(XC_TYPE_PHP); // trigger auth |
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if (!extension_loaded('XCache')) { |
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include "../common/header.tpl.php"; |
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echo '<h1>XCache is not loaded</h1>'; |
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ob_start(); |
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phpinfo(INFO_GENERAL); |
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$info = ob_get_clean(); |
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if (preg_match_all("!<tr>[^<]*<td[^>]*>[^<]*(?:Configuration|ini|Server API)[^<]*</td>[^<]*<td[^>]*>[^<]*</td>[^<]*</tr>!s", $info, $m)) { |
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echo '<div class="phpinfo">'; |
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echo 'PHP Info'; |
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echo '<table>'; |
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echo implode('', $m[0]); |
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echo '</table>'; |
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echo '</div>'; |
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} |
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if (preg_match('!<td class="v">(.*?\\.ini)!', $info, $m)) { |
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echo "Please check $m[1]"; |
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} |
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else if (preg_match('!Configuration File \\(php.ini\\) Path *</td><td class="v">([^<]+)!', $info, $m)) { |
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echo "Please put a php.ini in $m[1] and load XCache extension"; |
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} |
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else { |
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echo "You don't even have a php.ini yet?"; |
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} |
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echo "(See above)"; |
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include "../common/footer.tpl.php"; |
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exit; |
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} |
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$doTypes = array( |
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'' => _T('Summary'), |
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'listphp' => _T('List PHP'), |
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'listvar' => _T('List Var Data'), |
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); |
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function processPOST() // {{{ |
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{ |
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if (isset($_POST['remove']) && is_array($_POST['remove'])) { |
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foreach ($_POST['remove'] as $name) { |
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if (is_string($name)) { |
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xcache_unset($name); |
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} |
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} |
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} |
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$type = isset($_POST['type']) ? $_POST['type'] : null; |
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if ($type != XC_TYPE_PHP && $type != XC_TYPE_VAR) { |
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$type = null; |
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} |
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if (isset($type)) { |
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$cacheid = (int) (isset($_POST['cacheid']) ? $_POST['cacheid'] : 0); |
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if (isset($_POST['clearcache'])) { |
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xcache_clear_cache($type, $cacheid); |
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} |
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if (isset($_POST['enable'])) { |
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xcache_enable_cache($type, $cacheid); |
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} |
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if (isset($_POST['disable'])) { |
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xcache_enable_cache($type, $cacheid, false); |
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} |
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} |
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if (isset($_POST['coredump'])) { |
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xcache_coredump(); |
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} |
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} |
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// }}} |
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processPOST(); |
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if (!isset($_GET['do'])) { |
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$_GET['do'] = ''; |
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} |
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switch ($_GET['do']) { |
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case 'listphp': |
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case 'listvar': |
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include "./listentries.tpl.php"; |
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break; |
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default: |
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include "./summary.tpl.php"; |
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break; |
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} |
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?>
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