Jelajahi Sumber

Original version by Harun Yayli 2008-08-28.

- taken from http://livebookmark.net/memcachephp/memcachephp.zip
Frédéric G. MARAND 13 tahun lalu
melakukan
534a62ca06
1 mengubah file dengan 881 tambahan dan 0 penghapusan
  1. 881 0
      memcache.php

+ 881 - 0
memcache.php

@@ -0,0 +1,881 @@
+<?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          |
+  | license@php.net so we can mail you a copy immediately.               |
+  +----------------------------------------------------------------------+
+  | Author:  Harun Yayli <harunyayli at gmail.com>                       |
+  +----------------------------------------------------------------------+
+*/
+
+$VERSION='$Id: memcache.php,v 1.1.2.3 2008/08/28 18:07:54 mikl Exp $';
+
+define('ADMIN_USERNAME','memcache'); 	// Admin Username
+define('ADMIN_PASSWORD','password');  	// Admin Password
+define('DATE_FORMAT','Y/m/d H:i:s');
+define('GRAPH_SIZE',200);
+define('MAX_ITEM_DUMP',50);
+
+$MEMCACHE_SERVERS[] = 'mymemcache-server1:11211'; // add more as an array
+$MEMCACHE_SERVERS[] = 'mymemcache-server2:11211'; // add more as an array
+
+
+////////// END OF DEFAULT CONFIG AREA /////////////////////////////////////////////////////////////
+
+///////////////// Password protect ////////////////////////////////////////////////////////////////
+if (!isset($_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 sendMemcacheCommands($command){
+    global $MEMCACHE_SERVERS;
+	$result = array();
+
+	foreach($MEMCACHE_SERVERS as $server){
+		$strs = explode(':',$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) = explode(':',$server);
+    $resp = sendMemcacheCommand($host,$port,'stats cachedump '.$slabId.' '.$limit);
+
+   return $resp;
+
+}
+
+function flushServer($server){
+    list($host,$port) = explode(':',$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%}
+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($_SERVER['PHP_SELF'],'')) : '';
+
+$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 $server){
+            echo '<table cellspacing=0><tbody>';
+            echo '<tr class=tr-1><td class=td-1>'.$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 '</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 &amp; 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'].'&':'')."$time\"></td></tr>\n"
+			: "",
+		'<tr>',
+		'<td class=td-0><span class="green box">&nbsp;</span>Free: ',bsize($mem_avail).sprintf(" (%.1f%%)",$mem_avail*100/$mem_size),"</td>\n",
+		'<td class=td-1><span class="green box">&nbsp;</span>Hits: ',$hits.sprintf(" (%.1f%%)",$hits*100/($hits+$misses)),"</td>\n",
+		'</tr>',
+		'<tr>',
+		'<td class=td-0><span class="red box">&nbsp;</span>Used: ',bsize($mem_used ).sprintf(" (%.1f%%)",$mem_used *100/$mem_size),"</td>\n",
+		'<td class=td-1><span class="red box">&nbsp;</span>Misses: ',$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) = explode(':',$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;
+        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) = explode(':',$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;
+}
+echo getFooter();
+
+?>