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memcache-tools.php
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memcache-tools.php
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<?php
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2004 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Harun Yayli <harunyayli at gmail.com> |
+----------------------------------------------------------------------+
*/
header('Content-type:text/html;charset=utf-8');
$VERSION = '$Id: memcache.php 326707 2012-07-19 19:02:42Z ab $';
define('ADMIN_USERNAME', '请设置您用户名'); // Admin Username
define('ADMIN_PASSWORD', '请设置您的密码'); // Admin Password
define('DATE_FORMAT', 'Y/m/d H:i:s');
define('GRAPH_SIZE', 200);
define('MAX_ITEM_DUMP', 50);
$MEMCACHE_SERVERS[] = 'localhost:11212'; // add more as an array
$MEMCACHE_SERVERS[] = 'localhost:11211'; // add more as an array
////////// END OF DEFAULT CONFIG AREA /////////////////////////////////////////////////////////////
///////////////// Password protect ////////////////////////////////////////////////////////////////
if (!isset($_SERVER['PHP_AUTH_USER']) || !isset($_SERVER['PHP_AUTH_PW']) ||
$_SERVER['PHP_AUTH_USER'] != ADMIN_USERNAME || $_SERVER['PHP_AUTH_PW'] != ADMIN_PASSWORD) {
Header("WWW-Authenticate: Basic realm=\"Memcache Login\"");
Header("HTTP/1.0 401 Unauthorized");
echo <<<EOB
<html><body>
<h1>Rejected!</h1>
<big>Wrong Username or Password!</big>
</body></html>
EOB;
exit;
}
///////////MEMCACHE FUNCTIONS /////////////////////////////////////////////////////////////////////
function get_host_port_from_server($server)
{
$values = explode(':', $server);
if (($values[0] == 'unix') && (!is_numeric($values[1]))) {
return array($server, 0);
} else {
return $values;
}
}
function sendMemcacheCommands($command)
{
global $MEMCACHE_SERVERS;
$result = array();
foreach ($MEMCACHE_SERVERS as $server) {
$strs = get_host_port_from_server($server);
$host = $strs[0];
$port = $strs[1];
$result[$server] = sendMemcacheCommand($host, $port, $command);
}
return $result;
}
function sendMemcacheCommand($server, $port, $command)
{
$s = @fsockopen($server, $port);
if (!$s) {
die("Cant connect to:" . $server . ':' . $port);
}
fwrite($s, $command . "\r\n");
$buf = '';
while ((!feof($s))) {
$buf .= fgets($s, 256);
if (strpos($buf, "END\r\n") !== false) { // stat says end
break;
}
if (strpos($buf, "DELETED\r\n") !== false || strpos($buf, "NOT_FOUND\r\n") !== false) { // delete says these
break;
}
if (strpos($buf, "OK\r\n") !== false) { // flush_all says ok
break;
}
}
fclose($s);
return parseMemcacheResults($buf);
}
function parseMemcacheResults($str)
{
$res = array();
$lines = explode("\r\n", $str);
$cnt = count($lines);
for ($i = 0; $i < $cnt; $i++) {
$line = $lines[$i];
$l = explode(' ', $line, 3);
if (count($l) == 3) {
$res[$l[0]][$l[1]] = $l[2];
if ($l[0] == 'VALUE') { // next line is the value
$res[$l[0]][$l[1]] = array();
list ($flag, $size) = explode(' ', $l[2]);
$res[$l[0]][$l[1]]['stat'] = array('flag' => $flag, 'size' => $size);
$res[$l[0]][$l[1]]['value'] = $lines[++$i];
}
} elseif ($line == 'DELETED' || $line == 'NOT_FOUND' || $line == 'OK') {
return $line;
}
}
return $res;
}
function dumpCacheSlab($server, $slabId, $limit)
{
list($host, $port) = get_host_port_from_server($server);
$resp = sendMemcacheCommand($host, $port, 'stats cachedump ' . $slabId . ' ' . $limit);
return $resp;
}
function flushServer($server)
{
list($host, $port) = get_host_port_from_server($server);
$resp = sendMemcacheCommand($host, $port, 'flush_all');
return $resp;
}
function getCacheItems()
{
$items = sendMemcacheCommands('stats items');
$serverItems = array();
$totalItems = array();
foreach ($items as $server => $itemlist) {
$serverItems[$server] = array();
$totalItems[$server] = 0;
if (!isset($itemlist['STAT'])) {
continue;
}
$iteminfo = $itemlist['STAT'];
foreach ($iteminfo as $keyinfo => $value) {
if (preg_match('/items\:(\d+?)\:(.+?)$/', $keyinfo, $matches)) {
$serverItems[$server][$matches[1]][$matches[2]] = $value;
if ($matches[2] == 'number') {
$totalItems[$server] += $value;
}
}
}
}
return array('items' => $serverItems, 'counts' => $totalItems);
}
function getMemcacheStats($total = true)
{
$resp = sendMemcacheCommands('stats');
if ($total) {
$res = array();
foreach ($resp as $server => $r) {
foreach ($r['STAT'] as $key => $row) {
if (!isset($res[$key])) {
$res[$key] = null;
}
switch ($key) {
case 'pid':
$res['pid'][$server] = $row;
break;
case 'uptime':
$res['uptime'][$server] = $row;
break;
case 'time':
$res['time'][$server] = $row;
break;
case 'version':
$res['version'][$server] = $row;
break;
case 'pointer_size':
$res['pointer_size'][$server] = $row;
break;
case 'rusage_user':
$res['rusage_user'][$server] = $row;
break;
case 'rusage_system':
$res['rusage_system'][$server] = $row;
break;
case 'curr_items':
$res['curr_items'] += $row;
break;
case 'total_items':
$res['total_items'] += $row;
break;
case 'bytes':
$res['bytes'] += $row;
break;
case 'curr_connections':
$res['curr_connections'] += $row;
break;
case 'total_connections':
$res['total_connections'] += $row;
break;
case 'connection_structures':
$res['connection_structures'] += $row;
break;
case 'cmd_get':
$res['cmd_get'] += $row;
break;
case 'cmd_set':
$res['cmd_set'] += $row;
break;
case 'get_hits':
$res['get_hits'] += $row;
break;
case 'get_misses':
$res['get_misses'] += $row;
break;
case 'evictions':
$res['evictions'] += $row;
break;
case 'bytes_read':
$res['bytes_read'] += $row;
break;
case 'bytes_written':
$res['bytes_written'] += $row;
break;
case 'limit_maxbytes':
$res['limit_maxbytes'] += $row;
break;
case 'threads':
$res['rusage_system'][$server] = $row;
break;
}
}
}
return $res;
}
return $resp;
}
//////////////////////////////////////////////////////
//
// don't cache this page
//
header("Cache-Control: no-store, no-cache, must-revalidate"); // HTTP/1.1
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache"); // HTTP/1.0
function duration($ts)
{
global $time;
$years = (int)((($time - $ts) / (7 * 86400)) / 52.177457);
$rem = (int)(($time - $ts) - ($years * 52.177457 * 7 * 86400));
$weeks = (int)(($rem) / (7 * 86400));
$days = (int)(($rem) / 86400) - $weeks * 7;
$hours = (int)(($rem) / 3600) - $days * 24 - $weeks * 7 * 24;
$mins = (int)(($rem) / 60) - $hours * 60 - $days * 24 * 60 - $weeks * 7 * 24 * 60;
$str = '';
if ($years == 1) $str .= "$years year, ";
if ($years > 1) $str .= "$years years, ";
if ($weeks == 1) $str .= "$weeks week, ";
if ($weeks > 1) $str .= "$weeks weeks, ";
if ($days == 1) $str .= "$days day,";
if ($days > 1) $str .= "$days days,";
if ($hours == 1) $str .= " $hours hour and";
if ($hours > 1) $str .= " $hours hours and";
if ($mins == 1) $str .= " 1 minute";
else $str .= " $mins minutes";
return $str;
}
// create graphics
//
function graphics_avail()
{
return extension_loaded('gd');
}
function bsize($s)
{
foreach (array('', 'K', 'M', 'G') as $i => $k) {
if ($s < 1024) break;
$s /= 1024;
}
return sprintf("%5.1f %sBytes", $s, $k);
}
// create menu entry
function menu_entry($ob, $title)
{
global $PHP_SELF;
if ($ob == $_GET['op']) {
return "<li><a class=\"child_active\" href=\"$PHP_SELF&op=$ob\">$title</a></li>";
}
return "<li><a class=\"active\" href=\"$PHP_SELF&op=$ob\">$title</a></li>";
}
function getHeader()
{
$header = <<<EOB
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head><title>MEMCACHE INFO</title>
<style type="text/css"><!--
body { background:white; font-size:100.01%; margin:0; padding:0; }
body,p,td,th,input,submit { font-size:0.8em;font-family:arial,helvetica,sans-serif; }
* html body {font-size:0.8em}
* html p {font-size:0.8em}
* html td {font-size:0.8em}
* html th {font-size:0.8em}
* html input {font-size:0.8em}
* html submit {font-size:0.8em}
td { vertical-align:top }
a { color:black; font-weight:none; text-decoration:none; }
a:hover { text-decoration:underline; }
div.content { padding:1em 1em 1em 1em; position:absolute; width:97%; z-index:100; }
h1.memcache { background:rgb(153,153,204); margin:0; padding:0.5em 1em 0.5em 1em; }
* html h1.memcache { margin-bottom:-7px; }
h1.memcache a:hover { text-decoration:none; color:rgb(90,90,90); }
h1.memcache span.logo {
background:rgb(119,123,180);
color:black;
border-right: solid black 1px;
border-bottom: solid black 1px;
font-style:italic;
font-size:1em;
padding-left:1.2em;
padding-right:1.2em;
text-align:right;
display:block;
width:130px;
}
h1.memcache span.logo span.name { color:white; font-size:0.7em; padding:0 0.8em 0 2em; }
h1.memcache span.nameinfo { color:white; display:inline; font-size:0.4em; margin-left: 3em; }
h1.memcache div.copy { color:black; font-size:0.4em; position:absolute; right:1em; }
hr.memcache {
background:white;
border-bottom:solid rgb(102,102,153) 1px;
border-style:none;
border-top:solid rgb(102,102,153) 10px;
height:12px;
margin:0;
margin-top:1px;
padding:0;
}
ol,menu { margin:1em 0 0 0; padding:0.2em; margin-left:1em;}
ol.menu li { display:inline; margin-right:0.7em; list-style:none; font-size:85%}
.btn {
background:rgb(153,153,204);
border:solid rgb(102,102,153) 2px;
color:white;
font-weight:bold;
margin-right:0em;
padding:0.1em 0.5em 0.1em 0.5em;
text-decoration:none;
margin-left: 5px;
}
ol.menu a {
background:rgb(153,153,204);
border:solid rgb(102,102,153) 2px;
color:white;
font-weight:bold;
margin-right:0em;
padding:0.1em 0.5em 0.1em 0.5em;
text-decoration:none;
margin-left: 5px;
}
ol.menu a.child_active {
background:rgb(153,153,204);
border:solid rgb(102,102,153) 2px;
color:white;
font-weight:bold;
margin-right:0em;
padding:0.1em 0.5em 0.1em 0.5em;
text-decoration:none;
border-left: solid black 5px;
margin-left: 0px;
}
ol.menu span.active {
background:rgb(153,153,204);
border:solid rgb(102,102,153) 2px;
color:black;
font-weight:bold;
margin-right:0em;
padding:0.1em 0.5em 0.1em 0.5em;
text-decoration:none;
border-left: solid black 5px;
}
ol.menu span.inactive {
background:rgb(193,193,244);
border:solid rgb(182,182,233) 2px;
color:white;
font-weight:bold;
margin-right:0em;
padding:0.1em 0.5em 0.1em 0.5em;
text-decoration:none;
margin-left: 5px;
}
ol.menu a:hover {
background:rgb(193,193,244);
text-decoration:none;
}
div.info {
background:rgb(204,204,204);
border:solid rgb(204,204,204) 1px;
margin-bottom:1em;
}
div.info h2 {
background:rgb(204,204,204);
color:black;
font-size:1em;
margin:0;
padding:0.1em 1em 0.1em 1em;
}
div.info table {
border:solid rgb(204,204,204) 1px;
border-spacing:0;
width:100%;
}
div.info table th {
background:rgb(204,204,204);
color:white;
margin:0;
padding:0.1em 1em 0.1em 1em;
}
div.info table th a.sortable { color:black; }
div.info table tr.tr-0 { background:rgb(238,238,238); }
div.info table tr.tr-1 { background:rgb(221,221,221); }
div.info table td { padding:0.3em 1em 0.3em 1em; }
div.info table td.td-0 { border-right:solid rgb(102,102,153) 1px; white-space:nowrap; }
div.info table td.td-n { border-right:solid rgb(102,102,153) 1px; }
div.info table td h3 {
color:black;
font-size:1.1em;
margin-left:-0.3em;
}
.td-0 a , .td-n a, .tr-0 a , tr-1 a {
text-decoration:underline;
}
div.graph { margin-bottom:1em }
div.graph h2 { background:rgb(204,204,204);; color:black; font-size:1em; margin:0; padding:0.1em 1em 0.1em 1em; }
div.graph table { border:solid rgb(204,204,204) 1px; color:black; font-weight:normal; width:100%; }
div.graph table td.td-0 { background:rgb(238,238,238); }
div.graph table td.td-1 { background:rgb(221,221,221); }
div.graph table td { padding:0.2em 1em 0.4em 1em; }
div.div1,div.div2 { margin-bottom:1em; width:35em; }
div.div3 { position:absolute; left:40em; top:1em; width:580px; }
//div.div3 { position:absolute; left:37em; top:1em; right:1em; }
div.sorting { margin:1.5em 0em 1.5em 2em }
.center { text-align:center }
.aright { position:absolute;right:1em }
.right { text-align:right }
.ok { color:rgb(0,200,0); font-weight:bold}
.failed { color:rgb(200,0,0); font-weight:bold}
span.box {
border: black solid 1px;
border-right:solid black 2px;
border-bottom:solid black 2px;
padding:0 0.5em 0 0.5em;
margin-right:1em;
}
span.green { background:#60F060; padding:0 0.5em 0 0.5em}
span.red { background:#D06030; padding:0 0.5em 0 0.5em }
div.authneeded {
background:rgb(238,238,238);
border:solid rgb(204,204,204) 1px;
color:rgb(200,0,0);
font-size:1.2em;
font-weight:bold;
padding:2em;
text-align:center;
}
input {
background:rgb(153,153,204);
border:solid rgb(102,102,153) 2px;
color:white;
font-weight:bold;
margin-right:1em;
padding:0.1em 0.5em 0.1em 0.5em;
}
//-->
</style>
</head>
<body>
<div class="head">
<h1 class="memcache">
<span class="logo"><a href="http://pecl.php.net/package/memcache">memcache</a></span>
<span class="nameinfo">memcache.php by <a href="http://livebookmark.net">Harun Yayli</a></span>
</h1>
<hr class="memcache">
</div>
<div class=content>
EOB;
return $header;
}
function getFooter()
{
global $VERSION;
$footer = '</div><!-- Based on apc.php ' . $VERSION . '--></body>
</html>
';
return $footer;
}
function getMenu()
{
global $PHP_SELF;
echo "<ol class=menu>";
if ($_GET['op'] != 4) {
echo <<<EOB
<li><a href="$PHP_SELF&op={$_GET['op']}">Refresh Data</a></li>
EOB;
} else {
echo <<<EOB
<li><a href="$PHP_SELF&op=2}">Back</a></li>
EOB;
}
echo
menu_entry(1, 'View Host Stats'),
menu_entry(2, 'Variables');
echo <<<EOB
</ol>
<br/>
EOB;
}
// TODO, AUTH
$_GET['op'] = !isset($_GET['op']) ? '1' : $_GET['op'];
$PHP_SELF = isset($_SERVER['PHP_SELF']) ? htmlentities(strip_tags($_SERVER['PHP_SELF'], '')) : '';
function memcache_gc_info($host, $port)
{
global $PHP_SELF;
if (stripos($PHP_SELF, '?') === false) {
$PHP_SELF .= '?';
} elseif(stripos($PHP_SELF, '&') !== false) {
$PHP_SELF .= '&';
}
echo "<a class='btn' href='{$PHP_SELF}op=8&host={$host}&port={$port}'>{$host}:{$port}垃圾回收</a><br/>";
$mem = new Memcache();
$mem->connect($host, $port);
$sid = "{$host}:{$port}";
$items = $mem->getExtendedStats('items'); //获取memcached状态
$at = time();
if (isset($items[$sid]['items']) && count($items[$sid]['items']) > 0) {
foreach ($items[$sid]['items'] as $slab_id => $slab) //获取指定server id 的 所有Slab
{
$item = $mem->getExtendedStats('cachedump', $slab_id, 0); //遍历所有Slab
foreach ($item[$sid] as $key => $info) //获取Slab中缓存对象信息
{
echo $key, ' => Exp:', $info[1] - $at, 's<br/>'; //查看缓存对象的剩余过期时间
}
}
}
$mem->close();
}
function memcache_gc($host, $port)
{
global $PHP_SELF;
if (stripos($PHP_SELF, '?') === false) {
$PHP_SELF .= '?';
} elseif(stripos($PHP_SELF, '&') !== false) {
$PHP_SELF .= '&';
}
echo "<a class='btn' href='{$PHP_SELF}op=7&host={$host}&port={$port}'>{$host}:{$port}列出全部Key</a><br/>";
$mem = new Memcache();
$mem->connect($host, $port);
$sid = "{$host}:{$port}";
$items = $mem->getExtendedStats('items'); //获取memcached状态
$at = time();
if (isset($items[$sid]['items']) && count($items[$sid]['items']) > 0) {
foreach ($items[$sid]['items'] as $slab_id => $slab) //获取指定server id 的 所有Slab
{
$item = $mem->getExtendedStats('cachedump', $slab_id, 0); //遍历所有Slab
foreach ($item[$sid] as $key => $info) //获取Slab中缓存对象信息
{
if ($info[1] - $at < -30) //30秒过期的缓冲
{
$mem->delete($key);
}
}
}
}
$mem->close();
}
$PHP_SELF = $PHP_SELF . '?';
$time = time();
// sanitize _GET
foreach ($_GET as $key => $g) {
$_GET[$key] = htmlentities($g);
}
// singleout
// when singleout is set, it only gives details for that server.
if (isset($_GET['singleout']) && $_GET['singleout'] >= 0 && $_GET['singleout'] < count($MEMCACHE_SERVERS)) {
$MEMCACHE_SERVERS = array($MEMCACHE_SERVERS[$_GET['singleout']]);
}
// display images
if (isset($_GET['IMG'])) {
$memcacheStats = getMemcacheStats();
$memcacheStatsSingle = getMemcacheStats(false);
if (!graphics_avail()) {
exit(0);
}
function fill_box($im, $x, $y, $w, $h, $color1, $color2, $text = '', $placeindex = '')
{
global $col_black;
$x1 = $x + $w - 1;
$y1 = $y + $h - 1;
imagerectangle($im, $x, $y1, $x1 + 1, $y + 1, $col_black);
if ($y1 > $y) imagefilledrectangle($im, $x, $y, $x1, $y1, $color2);
else imagefilledrectangle($im, $x, $y1, $x1, $y, $color2);
imagerectangle($im, $x, $y1, $x1, $y, $color1);
if ($text) {
if ($placeindex > 0) {
if ($placeindex < 16) {
$px = 5;
$py = $placeindex * 12 + 6;
imagefilledrectangle($im, $px + 90, $py + 3, $px + 90 - 4, $py - 3, $color2);
imageline($im, $x, $y + $h / 2, $px + 90, $py, $color2);
imagestring($im, 2, $px, $py - 6, $text, $color1);
} else {
if ($placeindex < 31) {
$px = $x + 40 * 2;
$py = ($placeindex - 15) * 12 + 6;
} else {
$px = $x + 40 * 2 + 100 * intval(($placeindex - 15) / 15);
$py = ($placeindex % 15) * 12 + 6;
}
imagefilledrectangle($im, $px, $py + 3, $px - 4, $py - 3, $color2);
imageline($im, $x + $w, $y + $h / 2, $px, $py, $color2);
imagestring($im, 2, $px + 2, $py - 6, $text, $color1);
}
} else {
imagestring($im, 4, $x + 5, $y1 - 16, $text, $color1);
}
}
}
function fill_arc($im, $centerX, $centerY, $diameter, $start, $end, $color1, $color2, $text = '', $placeindex = 0)
{
$r = $diameter / 2;
$w = deg2rad((360 + $start + ($end - $start) / 2) % 360);
if (function_exists("imagefilledarc")) {
// exists only if GD 2.0.1 is avaliable
imagefilledarc($im, $centerX + 1, $centerY + 1, $diameter, $diameter, $start, $end, $color1, IMG_ARC_PIE);
imagefilledarc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color2, IMG_ARC_PIE);
imagefilledarc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color1, IMG_ARC_NOFILL | IMG_ARC_EDGED);
} else {
imagearc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($start)) * $r, $centerY + sin(deg2rad($start)) * $r, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($start + 1)) * $r, $centerY + sin(deg2rad($start)) * $r, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($end - 1)) * $r, $centerY + sin(deg2rad($end)) * $r, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($end)) * $r, $centerY + sin(deg2rad($end)) * $r, $color2);
imagefill($im, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $color2);
}
if ($text) {
if ($placeindex > 0) {
imageline($im, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $diameter, $placeindex * 12, $color1);
imagestring($im, 4, $diameter, $placeindex * 12, $text, $color1);
} else {
imagestring($im, 4, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $text, $color1);
}
}
}
$size = GRAPH_SIZE; // image size
$image = imagecreate($size + 50, $size + 10);
$col_white = imagecolorallocate($image, 0xFF, 0xFF, 0xFF);
$col_red = imagecolorallocate($image, 0xD0, 0x60, 0x30);
$col_green = imagecolorallocate($image, 0x60, 0xF0, 0x60);
$col_black = imagecolorallocate($image, 0, 0, 0);
imagecolortransparent($image, $col_white);
switch ($_GET['IMG']) {
case 1: // pie chart
$tsize = $memcacheStats['limit_maxbytes'];
$avail = $tsize - $memcacheStats['bytes'];
$x = $y = $size / 2;
$angle_from = 0;
$fuzz = 0.000001;
foreach ($memcacheStatsSingle as $serv => $mcs) {
$free = $mcs['STAT']['limit_maxbytes'] - $mcs['STAT']['bytes'];
$used = $mcs['STAT']['bytes'];
if ($free > 0) {
// draw free
$angle_to = ($free * 360) / $tsize;
$perc = sprintf("%.2f%%", ($free * 100) / $tsize);
fill_arc($image, $x, $y, $size, $angle_from, $angle_from + $angle_to, $col_black, $col_green, $perc);
$angle_from = $angle_from + $angle_to;
}
if ($used > 0) {
// draw used
$angle_to = ($used * 360) / $tsize;
$perc = sprintf("%.2f%%", ($used * 100) / $tsize);
fill_arc($image, $x, $y, $size, $angle_from, $angle_from + $angle_to, $col_black, $col_red, '(' . $perc . ')');
$angle_from = $angle_from + $angle_to;
}
}
break;
case 2: // hit miss
$hits = ($memcacheStats['get_hits'] == 0) ? 1 : $memcacheStats['get_hits'];
$misses = ($memcacheStats['get_misses'] == 0) ? 1 : $memcacheStats['get_misses'];
$total = $hits + $misses;
fill_box($image, 30, $size, 50, -$hits * ($size - 21) / $total, $col_black, $col_green, sprintf("%.1f%%", $hits * 100 / $total));
fill_box($image, 130, $size, 50, -max(4, ($total - $hits) * ($size - 21) / $total), $col_black, $col_red, sprintf("%.1f%%", $misses * 100 / $total));
break;
}
header("Content-type: image/png");
imagepng($image);
exit;
}
echo getHeader();
echo getMenu();
switch ($_GET['op']) {
case 1: // host stats
$phpversion = phpversion();
$memcacheStats = getMemcacheStats();
$memcacheStatsSingle = getMemcacheStats(false);
$mem_size = $memcacheStats['limit_maxbytes'];
$mem_used = $memcacheStats['bytes'];
$mem_avail = $mem_size - $mem_used;
$startTime = time() - array_sum($memcacheStats['uptime']);
$curr_items = $memcacheStats['curr_items'];
$total_items = $memcacheStats['total_items'];
$hits = ($memcacheStats['get_hits'] == 0) ? 1 : $memcacheStats['get_hits'];
$misses = ($memcacheStats['get_misses'] == 0) ? 1 : $memcacheStats['get_misses'];
$sets = $memcacheStats['cmd_set'];
$req_rate = sprintf("%.2f", ($hits + $misses) / ($time - $startTime));
$hit_rate = sprintf("%.2f", ($hits) / ($time - $startTime));
$miss_rate = sprintf("%.2f", ($misses) / ($time - $startTime));
$set_rate = sprintf("%.2f", ($sets) / ($time - $startTime));
echo <<< EOB
<div class="info div1"><h2>General Cache Information</h2>
<table cellspacing=0><tbody>
<tr class=tr-1><td class=td-0>PHP Version</td><td>$phpversion</td></tr>
EOB;
echo "<tr class=tr-0><td class=td-0>Memcached Host" . ((count($MEMCACHE_SERVERS) > 1) ? 's' : '') . "</td><td>";
$i = 0;
if (!isset($_GET['singleout']) && count($MEMCACHE_SERVERS) > 1) {
foreach ($MEMCACHE_SERVERS as $server) {
echo ($i + 1) . '. <a href="' . $PHP_SELF . '&singleout=' . $i++ . '">' . $server . '</a><br/>';
}
} else {
echo '1.' . $MEMCACHE_SERVERS[0];
}
if (isset($_GET['singleout'])) {
echo '<a href="' . $PHP_SELF . '">(all servers)</a><br/>';
}
echo "</td></tr>\n";
echo "<tr class=tr-1><td class=td-0>Total Memcache Cache</td><td>" . bsize($memcacheStats['limit_maxbytes']) . "</td></tr>\n";
echo <<<EOB
</tbody></table>
</div>
<div class="info div1"><h2>Memcache Server Information</h2>
EOB;
foreach ($MEMCACHE_SERVERS as $server) {
list($host, $port) = explode(':', $server);
if (stripos($PHP_SELF, '?') === false) {
$PHP_SELF .= '?';
} elseif(stripos($PHP_SELF, '&') !== false) {
$PHP_SELF .= '&';
}
echo '<table cellspacing=0><tbody>';
echo '<tr class=tr-1><td class=td-1>' . $server . '</td><td><a href="' . $PHP_SELF . 'server=' . array_search($server, $MEMCACHE_SERVERS) . '&op=6">[<b>Flush this server</b>]</a></td></tr>';
echo '<tr class=tr-0><td class=td-0>Start Time</td><td>', date(DATE_FORMAT, $memcacheStatsSingle[$server]['STAT']['time'] - $memcacheStatsSingle[$server]['STAT']['uptime']), '</td></tr>';
echo '<tr class=tr-1><td class=td-0>Uptime</td><td>', duration($memcacheStatsSingle[$server]['STAT']['time'] - $memcacheStatsSingle[$server]['STAT']['uptime']), '</td></tr>';
echo '<tr class=tr-0><td class=td-0>Memcached Server Version</td><td>' . $memcacheStatsSingle[$server]['STAT']['version'] . '</td></tr>';
echo '<tr class=tr-1><td class=td-0>Used Cache Size</td><td>', bsize($memcacheStatsSingle[$server]['STAT']['bytes']), '</td></tr>';
echo '<tr class=tr-0><td class=td-0>Total Cache Size</td><td>', bsize($memcacheStatsSingle[$server]['STAT']['limit_maxbytes']), '</td></tr>';
echo "<tr class=tr-1><td class=td-0><a target='_blank' href='{$PHP_SELF}op=7&host={$host}&port={$port}'>列出所有的Keys</a></td>";
echo "<td><a href='{$PHP_SELF}op=8&host={$host}&port={$port}'>垃圾回收gc</a></td></tr>";
echo '</tbody></table>';
}
echo <<<EOB
</div>
<div class="graph div3"><h2>Host Status Diagrams</h2>
<table cellspacing=0><tbody>
EOB;
$size = 'width=' . (GRAPH_SIZE + 50) . ' height=' . (GRAPH_SIZE + 10);
echo <<<EOB
<tr>
<td class=td-0>Cache Usage</td>
<td class=td-1>Hits & Misses</td>
</tr>
EOB;
echo
graphics_avail() ?
'<tr>' .
"<td class=td-0><img alt=\"\" $size src=\"$PHP_SELF&IMG=1&" . (isset($_GET['singleout']) ? 'singleout=' . $_GET['singleout'] . '&' : '') . "$time\"></td>" .
"<td class=td-1><img alt=\"\" $size src=\"$PHP_SELF&IMG=2&" . (isset($_GET['singleout']) ? 'singleout=' . $_GET['singleout'] . '&' : '') . "$time\"></td></tr>\n"
: "",
'<tr>',
'<td class=td-0><span class="green box"> </span>Free: ', bsize($mem_avail) . sprintf(" (%.1f%%)", $mem_avail * 100 / $mem_size), "</td>\n",
'<td class=td-1><span class="green box"> </span>Hits: ', $hits . sprintf(" (%.1f%%)", $hits * 100 / ($hits + $misses)), "</td>\n",
'</tr>',
'<tr>',
'<td class=td-0><span class="red box"> </span>Used: ', bsize($mem_used) . sprintf(" (%.1f%%)", $mem_used * 100 / $mem_size), "</td>\n",
'<td class=td-1><span class="red box"> </span>Misses: ', $misses . sprintf(" (%.1f%%)", $misses * 100 / ($hits + $misses)), "</td>\n";
echo <<< EOB
</tr>
</tbody></table>
<br/>
<div class="info"><h2>Cache Information</h2>
<table cellspacing=0><tbody>
<tr class=tr-0><td class=td-0>Current Items(total)</td><td>$curr_items ($total_items)</td></tr>
<tr class=tr-1><td class=td-0>Hits</td><td>{$hits}</td></tr>
<tr class=tr-0><td class=td-0>Misses</td><td>{$misses}</td></tr>
<tr class=tr-1><td class=td-0>Request Rate (hits, misses)</td><td>$req_rate cache requests/second</td></tr>
<tr class=tr-0><td class=td-0>Hit Rate</td><td>$hit_rate cache requests/second</td></tr>
<tr class=tr-1><td class=td-0>Miss Rate</td><td>$miss_rate cache requests/second</td></tr>
<tr class=tr-0><td class=td-0>Set Rate</td><td>$set_rate cache requests/second</td></tr>
</tbody></table>
</div>
EOB;
break;
case 2: // variables
$m = 0;
$cacheItems = getCacheItems();
$items = $cacheItems['items'];
$totals = $cacheItems['counts'];
$maxDump = MAX_ITEM_DUMP;
foreach ($items as $server => $entries) {
echo <<< EOB
<div class="info"><table cellspacing=0><tbody>
<tr><th colspan="2">$server</th></tr>
<tr><th>Slab Id</th><th>Info</th></tr>
EOB;
foreach ($entries as $slabId => $slab) {
$dumpUrl = $PHP_SELF . '&op=2&server=' . (array_search($server, $MEMCACHE_SERVERS)) . '&dumpslab=' . $slabId;
echo
"<tr class=tr-$m>",
"<td class=td-0><center>", '<a href="', $dumpUrl, '">', $slabId, '</a>', "</center></td>",
"<td class=td-last><b>Item count:</b> ", $slab['number'], '<br/><b>Age:</b>', duration($time - $slab['age']), '<br/> <b>Evicted:</b>', ((isset($slab['evicted']) && $slab['evicted'] == 1) ? 'Yes' : 'No');
if ((isset($_GET['dumpslab']) && $_GET['dumpslab'] == $slabId) && (isset($_GET['server']) && $_GET['server'] == array_search($server, $MEMCACHE_SERVERS))) {
echo "<br/><b>Items: item</b><br/>";
$items = dumpCacheSlab($server, $slabId, $slab['number']);
// maybe someone likes to do a pagination here :)
$i = 1;
foreach ($items['ITEM'] as $itemKey => $itemInfo) {
$itemInfo = trim($itemInfo, '[ ]');
echo '<a href="', $PHP_SELF, '&op=4&server=', (array_search($server, $MEMCACHE_SERVERS)), '&key=', base64_encode($itemKey) . '">', $itemKey, '</a>';
if ($i++ % 10 == 0) {
echo '<br/>';
} elseif ($i != $slab['number'] + 1) {
echo ',';
}
}
}
echo "</td></tr>";
$m = 1 - $m;
}
echo <<<EOB
</tbody></table>
</div><hr/>
EOB;
}
break;
break;
case 4: //item dump
if (!isset($_GET['key']) || !isset($_GET['server'])) {
echo "No key set!";
break;
}
// I'm not doing anything to check the validity of the key string.
// probably an exploit can be written to delete all the files in key=base64_encode("\n\r delete all").
// somebody has to do a fix to this.
$theKey = htmlentities(base64_decode($_GET['key']));
$theserver = $MEMCACHE_SERVERS[(int)$_GET['server']];
list($h, $p) = get_host_port_from_server($theserver);
$r = sendMemcacheCommand($h, $p, 'get ' . $theKey);
echo <<<EOB
<div class="info"><table cellspacing=0><tbody>
<tr><th>Server<th>Key</th><th>Value</th><th>Delete</th></tr>
EOB;
if (!isset($r['VALUE'])) {
echo "<tr><td class=td-0>", $theserver, "</td><td class=td-0>", $theKey,
"</td><td>[The requested item was not found or has expired]</td>",
"<td></td>", "</tr>";
} else {
echo "<tr><td class=td-0>", $theserver, "</td><td class=td-0>", $theKey,
" <br/>flag:", $r['VALUE'][$theKey]['stat']['flag'],
" <br/>Size:", bsize($r['VALUE'][$theKey]['stat']['size']),
"</td><td>", chunk_split($r['VALUE'][$theKey]['value'], 40), "</td>",
'<td><a href="', $PHP_SELF, '&op=5&server=', (int)$_GET['server'], '&key=', base64_encode($theKey), "\">Delete</a></td>", "</tr>";
}
echo <<<EOB
</tbody></table>
</div><hr/>
EOB;
break;
case 5: // item delete
if (!isset($_GET['key']) || !isset($_GET['server'])) {
echo "No key set!";
break;
}
$theKey = htmlentities(base64_decode($_GET['key']));
$theserver = $MEMCACHE_SERVERS[(int)$_GET['server']];
list($h, $p) = get_host_port_from_server($theserver);
$r = sendMemcacheCommand($h, $p, 'delete ' . $theKey);
echo 'Deleting ' . $theKey . ':' . $r;
break;
case 6: // flush server
$theserver = $MEMCACHE_SERVERS[(int)$_GET['server']];
$r = flushServer($theserver);
echo 'Flush ' . $theserver . ":" . $r;
break;
case 7:
if (isset($_GET['host'], $_GET['port'])) {
$host = isset($_GET['host']) ? trim($_GET['host']) : '';
$port = isset($_GET['port']) ? trim($_GET['port']) : '';
memcache_gc_info($host, $port);
}
break;
case 8:
if (isset($_GET['host'], $_GET['port'])) {
$host = isset($_GET['host']) ? trim($_GET['host']) : '';
$port = isset($_GET['port']) ? trim($_GET['port']) : '';