• php监控memcache


      1 <?php
      2 /*
      3   +----------------------------------------------------------------------+
      4   | PHP Version 5                                                        |
      5   +----------------------------------------------------------------------+
      6   | Copyright (c) 1997-2004 The PHP Group                                |
      7   +----------------------------------------------------------------------+
      8   | This source file is subject to version 3.0 of the PHP license,       |
      9   | that is bundled with this package in the file LICENSE, and is        |
     10   | available through the world-wide-web at the following url:           |
     11   | http://www.php.net/license/3_0.txt.                                  |
     12   | If you did not receive a copy of the PHP license and are unable to   |
     13   | obtain it through the world-wide-web, please send a note to          |
     14   | license@php.net so we can mail you a copy immediately.               |
     15   +----------------------------------------------------------------------+
     16   | Author:  Harun Yayli <harunyayli at gmail.com>                       |
     17   +----------------------------------------------------------------------+
     18 */
     19 
     20 $VERSION='$Id: memcache.php,v 1.1.2.3 2008/08/28 18:07:54 mikl Exp $';
     21 
     22 define('ADMIN_USERNAME','memcache');     // Admin Username
     23 define('ADMIN_PASSWORD','password');      // Admin Password
     24 define('DATE_FORMAT','Y/m/d H:i:s');
     25 define('GRAPH_SIZE',200);
     26 define('MAX_ITEM_DUMP',50);
     27 
     28 $MEMCACHE_SERVERS[] = '127.0.0.1:12000'; // add more as an array
     29 $MEMCACHE_SERVERS[] = '127.0.0.1:12000'; // add more as an array
     30 
     31 
     32 ////////// END OF DEFAULT CONFIG AREA /////////////////////////////////////////////////////////////
     33 
     34 ///////////////// Password protect ////////////////////////////////////////////////////////////////
     35 if (!isset($_SERVER['PHP_AUTH_USER']) || !isset($_SERVER['PHP_AUTH_PW']) ||
     36            $_SERVER['PHP_AUTH_USER'] != ADMIN_USERNAME ||$_SERVER['PHP_AUTH_PW'] != ADMIN_PASSWORD) {
     37             Header("WWW-Authenticate: Basic realm=\"Memcache Login\"");
     38             Header("HTTP/1.0 401 Unauthorized");
     39 
     40             echo <<<EOB
     41                 <html><body>
     42                 <h1>Rejected!</h1>
     43                 <big>Wrong Username or Password!</big>
     44                 </body></html>
     45 EOB;
     46             exit;
     47 }
     48 
     49 ///////////MEMCACHE FUNCTIONS /////////////////////////////////////////////////////////////////////
     50 
     51 function sendMemcacheCommands($command){
     52     global $MEMCACHE_SERVERS;
     53     $result = array();
     54 
     55     foreach($MEMCACHE_SERVERS as $server){
     56         $strs = explode(':',$server);
     57         $host = $strs[0];
     58         $port = $strs[1];
     59         $result[$server] = sendMemcacheCommand($host,$port,$command);
     60     }
     61     return $result;
     62 }
     63 function sendMemcacheCommand($server,$port,$command){
     64 
     65     $s = @fsockopen($server,$port);
     66     if (!$s){
     67         die("Cant connect to:".$server.':'.$port);
     68     }
     69 
     70     fwrite($s, $command."\r\n");
     71 
     72     $buf='';
     73     while ((!feof($s))) {
     74         $buf .= fgets($s, 256);
     75         if (strpos($buf,"END\r\n")!==false){ // stat says end
     76             break;
     77         }
     78         if (strpos($buf,"DELETED\r\n")!==false || strpos($buf,"NOT_FOUND\r\n")!==false){ // delete says these
     79             break;
     80         }
     81         if (strpos($buf,"OK\r\n")!==false){ // flush_all says ok
     82             break;
     83         }
     84     }
     85     fclose($s);
     86     return parseMemcacheResults($buf);
     87 }
     88 function parseMemcacheResults($str){
     89     
     90     $res = array();
     91     $lines = explode("\r\n",$str);
     92     $cnt = count($lines);
     93     for($i=0; $i< $cnt; $i++){
     94         $line = $lines[$i];
     95         $l = explode(' ',$line,3);
     96         if (count($l)==3){
     97             $res[$l[0]][$l[1]]=$l[2];
     98             if ($l[0]=='VALUE'){ // next line is the value
     99                 $res[$l[0]][$l[1]] = array();
    100                 list ($flag,$size)=explode(' ',$l[2]);
    101                 $res[$l[0]][$l[1]]['stat']=array('flag'=>$flag,'size'=>$size);
    102                 $res[$l[0]][$l[1]]['value']=$lines[++$i];
    103             }
    104         }elseif($line=='DELETED' || $line=='NOT_FOUND' || $line=='OK'){
    105             return $line;
    106         }
    107     }
    108     return $res;
    109 
    110 }
    111 
    112 function dumpCacheSlab($server,$slabId,$limit){
    113     list($host,$port) = explode(':',$server);
    114     $resp = sendMemcacheCommand($host,$port,'stats cachedump '.$slabId.' '.$limit);
    115 
    116    return $resp;
    117 
    118 }
    119 
    120 function flushServer($server){
    121     list($host,$port) = explode(':',$server);
    122     $resp = sendMemcacheCommand($host,$port,'flush_all');
    123     return $resp;
    124 }
    125 function getCacheItems(){
    126  $items = sendMemcacheCommands('stats items');
    127  $serverItems = array();
    128  $totalItems = array();
    129  foreach ($items as $server=>$itemlist){
    130     $serverItems[$server] = array();
    131     $totalItems[$server]=0;
    132     if (!isset($itemlist['STAT'])){
    133         continue;
    134     }
    135 
    136     $iteminfo = $itemlist['STAT'];
    137 
    138     foreach($iteminfo as $keyinfo=>$value){
    139         if (preg_match('/items\:(\d+?)\:(.+?)$/',$keyinfo,$matches)){
    140             $serverItems[$server][$matches[1]][$matches[2]] = $value;
    141             if ($matches[2]=='number'){
    142                 $totalItems[$server] +=$value;
    143             }
    144         }
    145     }
    146  }
    147  return array('items'=>$serverItems,'counts'=>$totalItems);
    148 }
    149 function getMemcacheStats($total=true){
    150     $resp = sendMemcacheCommands('stats');
    151     if ($total){
    152         $res = array();
    153         foreach($resp as $server=>$r){
    154             foreach($r['STAT'] as $key=>$row){
    155                 if (!isset($res[$key])){
    156                     $res[$key]=null;
    157                 }
    158                 switch ($key){
    159                     case 'pid':
    160                         $res['pid'][$server]=$row;
    161                         break;
    162                     case 'uptime':
    163                         $res['uptime'][$server]=$row;
    164                         break;
    165                     case 'time':
    166                         $res['time'][$server]=$row;
    167                         break;
    168                     case 'version':
    169                         $res['version'][$server]=$row;
    170                         break;
    171                     case 'pointer_size':
    172                         $res['pointer_size'][$server]=$row;
    173                         break;
    174                     case 'rusage_user':
    175                         $res['rusage_user'][$server]=$row;
    176                         break;
    177                     case 'rusage_system':
    178                         $res['rusage_system'][$server]=$row;
    179                         break;
    180                     case 'curr_items':
    181                         $res['curr_items']+=$row;
    182                         break;
    183                     case 'total_items':
    184                         $res['total_items']+=$row;
    185                         break;
    186                     case 'bytes':
    187                         $res['bytes']+=$row;
    188                         break;
    189                     case 'curr_connections':
    190                         $res['curr_connections']+=$row;
    191                         break;
    192                     case 'total_connections':
    193                         $res['total_connections']+=$row;
    194                         break;
    195                     case 'connection_structures':
    196                         $res['connection_structures']+=$row;
    197                         break;
    198                     case 'cmd_get':
    199                         $res['cmd_get']+=$row;
    200                         break;
    201                     case 'cmd_set':
    202                         $res['cmd_set']+=$row;
    203                         break;
    204                     case 'get_hits':
    205                         $res['get_hits']+=$row;
    206                         break;
    207                     case 'get_misses':
    208                         $res['get_misses']+=$row;
    209                         break;
    210                     case 'evictions':
    211                         $res['evictions']+=$row;
    212                         break;
    213                     case 'bytes_read':
    214                         $res['bytes_read']+=$row;
    215                         break;
    216                     case 'bytes_written':
    217                         $res['bytes_written']+=$row;
    218                         break;
    219                     case 'limit_maxbytes':
    220                         $res['limit_maxbytes']+=$row;
    221                         break;
    222                     case 'threads':
    223                         $res['rusage_system'][$server]=$row;
    224                         break;
    225                 }
    226             }
    227         }
    228         return $res;
    229     }
    230     return $resp;
    231 }
    232 
    233 //////////////////////////////////////////////////////
    234 
    235 //
    236 // don't cache this page
    237 //
    238 header("Cache-Control: no-store, no-cache, must-revalidate");  // HTTP/1.1
    239 header("Cache-Control: post-check=0, pre-check=0", false);
    240 header("Pragma: no-cache");                                    // HTTP/1.0
    241 
    242 function duration($ts) {
    243     global $time;
    244     $years = (int)((($time - $ts)/(7*86400))/52.177457);
    245     $rem = (int)(($time-$ts)-($years * 52.177457 * 7 * 86400));
    246     $weeks = (int)(($rem)/(7*86400));
    247     $days = (int)(($rem)/86400) - $weeks*7;
    248     $hours = (int)(($rem)/3600) - $days*24 - $weeks*7*24;
    249     $mins = (int)(($rem)/60) - $hours*60 - $days*24*60 - $weeks*7*24*60;
    250     $str = '';
    251     if($years==1) $str .= "$years year, ";
    252     if($years>1) $str .= "$years years, ";
    253     if($weeks==1) $str .= "$weeks week, ";
    254     if($weeks>1) $str .= "$weeks weeks, ";
    255     if($days==1) $str .= "$days day,";
    256     if($days>1) $str .= "$days days,";
    257     if($hours == 1) $str .= " $hours hour and";
    258     if($hours>1) $str .= " $hours hours and";
    259     if($mins == 1) $str .= " 1 minute";
    260     else $str .= " $mins minutes";
    261     return $str;
    262 }
    263 
    264 // create graphics
    265 //
    266 function graphics_avail() {
    267     return extension_loaded('gd');
    268 }
    269 
    270 function bsize($s) {
    271     foreach (array('','K','M','G') as $i => $k) {
    272         if ($s < 1024) break;
    273         $s/=1024;
    274     }
    275     return sprintf("%5.1f %sBytes",$s,$k);
    276 }
    277 
    278 // create menu entry
    279 function menu_entry($ob,$title) {
    280     global $PHP_SELF;
    281     if ($ob==$_GET['op']){
    282         return "<li><a class=\"child_active\" href=\"$PHP_SELF&op=$ob\">$title</a></li>";
    283     }
    284     return "<li><a class=\"active\" href=\"$PHP_SELF&op=$ob\">$title</a></li>";
    285 }
    286 
    287 function getHeader(){
    288     $header = <<<EOB
    289 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    290 <html>
    291 <head><title>MEMCACHE INFO</title>
    292 <style type="text/css"><!--
    293 body { background:white; font-size:100.01%; margin:0; padding:0; }
    294 body,p,td,th,input,submit { font-size:0.8em;font-family:arial,helvetica,sans-serif; }
    295 * html body   {font-size:0.8em}
    296 * html p      {font-size:0.8em}
    297 * html td     {font-size:0.8em}
    298 * html th     {font-size:0.8em}
    299 * html input  {font-size:0.8em}
    300 * html submit {font-size:0.8em}
    301 td { vertical-align:top }
    302 a { color:black; font-weight:none; text-decoration:none; }
    303 a:hover { text-decoration:underline; }
    304 div.content { padding:1em 1em 1em 1em; position:absolute; 97%; z-index:100; }
    305 
    306 h1.memcache { background:rgb(153,153,204); margin:0; padding:0.5em 1em 0.5em 1em; }
    307 * html h1.memcache { margin-bottom:-7px; }
    308 h1.memcache a:hover { text-decoration:none; color:rgb(90,90,90); }
    309 h1.memcache span.logo {
    310     background:rgb(119,123,180);
    311     color:black;
    312     border-right: solid black 1px;
    313     border-bottom: solid black 1px;
    314     font-style:italic;
    315     font-size:1em;
    316     padding-left:1.2em;
    317     padding-right:1.2em;
    318     text-align:right;
    319     display:block;
    320     130px;
    321     }
    322 h1.memcache span.logo span.name { color:white; font-size:0.7em; padding:0 0.8em 0 2em; }
    323 h1.memcache span.nameinfo { color:white; display:inline; font-size:0.4em; margin-left: 3em; }
    324 h1.memcache div.copy { color:black; font-size:0.4em; position:absolute; right:1em; }
    325 hr.memcache {
    326     background:white;
    327     border-bottom:solid rgb(102,102,153) 1px;
    328     border-style:none;
    329     border-top:solid rgb(102,102,153) 10px;
    330     height:12px;
    331     margin:0;
    332     margin-top:1px;
    333     padding:0;
    334 }
    335 
    336 ol,menu { margin:1em 0 0 0; padding:0.2em; margin-left:1em;}
    337 ol.menu li { display:inline; margin-right:0.7em; list-style:none; font-size:85%}
    338 ol.menu a {
    339     background:rgb(153,153,204);
    340     border:solid rgb(102,102,153) 2px;
    341     color:white;
    342     font-weight:bold;
    343     margin-right:0em;
    344     padding:0.1em 0.5em 0.1em 0.5em;
    345     text-decoration:none;
    346     margin-left: 5px;
    347     }
    348 ol.menu a.child_active {
    349     background:rgb(153,153,204);
    350     border:solid rgb(102,102,153) 2px;
    351     color:white;
    352     font-weight:bold;
    353     margin-right:0em;
    354     padding:0.1em 0.5em 0.1em 0.5em;
    355     text-decoration:none;
    356     border-left: solid black 5px;
    357     margin-left: 0px;
    358     }
    359 ol.menu span.active {
    360     background:rgb(153,153,204);
    361     border:solid rgb(102,102,153) 2px;
    362     color:black;
    363     font-weight:bold;
    364     margin-right:0em;
    365     padding:0.1em 0.5em 0.1em 0.5em;
    366     text-decoration:none;
    367     border-left: solid black 5px;
    368     }
    369 ol.menu span.inactive {
    370     background:rgb(193,193,244);
    371     border:solid rgb(182,182,233) 2px;
    372     color:white;
    373     font-weight:bold;
    374     margin-right:0em;
    375     padding:0.1em 0.5em 0.1em 0.5em;
    376     text-decoration:none;
    377     margin-left: 5px;
    378     }
    379 ol.menu a:hover {
    380     background:rgb(193,193,244);
    381     text-decoration:none;
    382     }
    383 
    384 
    385 div.info {
    386     background:rgb(204,204,204);
    387     border:solid rgb(204,204,204) 1px;
    388     margin-bottom:1em;
    389     }
    390 div.info h2 {
    391     background:rgb(204,204,204);
    392     color:black;
    393     font-size:1em;
    394     margin:0;
    395     padding:0.1em 1em 0.1em 1em;
    396     }
    397 div.info table {
    398     border:solid rgb(204,204,204) 1px;
    399     border-spacing:0;
    400     100%;
    401     }
    402 div.info table th {
    403     background:rgb(204,204,204);
    404     color:white;
    405     margin:0;
    406     padding:0.1em 1em 0.1em 1em;
    407     }
    408 div.info table th a.sortable { color:black; }
    409 div.info table tr.tr-0 { background:rgb(238,238,238); }
    410 div.info table tr.tr-1 { background:rgb(221,221,221); }
    411 div.info table td { padding:0.3em 1em 0.3em 1em; }
    412 div.info table td.td-0 { border-right:solid rgb(102,102,153) 1px; white-space:nowrap; }
    413 div.info table td.td-n { border-right:solid rgb(102,102,153) 1px; }
    414 div.info table td h3 {
    415     color:black;
    416     font-size:1.1em;
    417     margin-left:-0.3em;
    418     }
    419 .td-0 a , .td-n a, .tr-0 a , tr-1 a {
    420     text-decoration:underline;
    421 }
    422 div.graph { margin-bottom:1em }
    423 div.graph h2 { background:rgb(204,204,204);; color:black; font-size:1em; margin:0; padding:0.1em 1em 0.1em 1em; }
    424 div.graph table { border:solid rgb(204,204,204) 1px; color:black; font-weight:normal; 100%; }
    425 div.graph table td.td-0 { background:rgb(238,238,238); }
    426 div.graph table td.td-1 { background:rgb(221,221,221); }
    427 div.graph table td { padding:0.2em 1em 0.4em 1em; }
    428 
    429 div.div1,div.div2 { margin-bottom:1em; 35em; }
    430 div.div3 { position:absolute; left:40em; top:1em; 580px; }
    431 //div.div3 { position:absolute; left:37em; top:1em; right:1em; }
    432 
    433 div.sorting { margin:1.5em 0em 1.5em 2em }
    434 .center { text-align:center }
    435 .aright { position:absolute;right:1em }
    436 .right { text-align:right }
    437 .ok { color:rgb(0,200,0); font-weight:bold}
    438 .failed { color:rgb(200,0,0); font-weight:bold}
    439 
    440 span.box {
    441     border: black solid 1px;
    442     border-right:solid black 2px;
    443     border-bottom:solid black 2px;
    444     padding:0 0.5em 0 0.5em;
    445     margin-right:1em;
    446 }
    447 span.green { background:#60F060; padding:0 0.5em 0 0.5em}
    448 span.red { background:#D06030; padding:0 0.5em 0 0.5em }
    449 
    450 div.authneeded {
    451     background:rgb(238,238,238);
    452     border:solid rgb(204,204,204) 1px;
    453     color:rgb(200,0,0);
    454     font-size:1.2em;
    455     font-weight:bold;
    456     padding:2em;
    457     text-align:center;
    458     }
    459 
    460 input {
    461     background:rgb(153,153,204);
    462     border:solid rgb(102,102,153) 2px;
    463     color:white;
    464     font-weight:bold;
    465     margin-right:1em;
    466     padding:0.1em 0.5em 0.1em 0.5em;
    467     }
    468 //-->
    469 </style>
    470 </head>
    471 <body>
    472 <div class="head">
    473     <h1 class="memcache">
    474         <span class="logo"><a href="http://pecl.php.net/package/memcache">memcache</a></span>
    475         <span class="nameinfo">memcache.php by <a href="http://livebookmark.net">Harun Yayli</a></span>
    476     </h1>
    477     <hr class="memcache">
    478 </div>
    479 <div class=content>
    480 EOB;
    481 
    482     return $header;
    483 }
    484 function getFooter(){
    485     global $VERSION;
    486     $footer = '</div><!-- Based on apc.php '.$VERSION.'--></body>
    487 </html>
    488 ';
    489 
    490     return $footer;
    491 
    492 }
    493 function getMenu(){
    494     global $PHP_SELF;
    495 echo "<ol class=menu>";
    496 if ($_GET['op']!=4){
    497 echo <<<EOB
    498     <li><a href="$PHP_SELF&op={$_GET['op']}">Refresh Data</a></li>
    499 EOB;
    500 }
    501 else {
    502 echo <<<EOB
    503     <li><a href="$PHP_SELF&op=2}">Back</a></li>
    504 EOB;
    505 }
    506 echo
    507     menu_entry(1,'View Host Stats'),
    508     menu_entry(2,'Variables');
    509 
    510 echo <<<EOB
    511     </ol>
    512     <br/>
    513 EOB;
    514 }
    515 
    516 // TODO, AUTH
    517 
    518 $_GET['op'] = !isset($_GET['op'])? '1':$_GET['op'];
    519 $PHP_SELF= isset($_SERVER['PHP_SELF']) ? htmlentities(strip_tags($_SERVER['PHP_SELF'],'')) : '';
    520 
    521 $PHP_SELF=$PHP_SELF.'?';
    522 $time = time();
    523 // sanitize _GET
    524 
    525 foreach($_GET as $key=>$g){
    526     $_GET[$key]=htmlentities($g);
    527 }
    528 
    529 
    530 // singleout
    531 // when singleout is set, it only gives details for that server.
    532 if (isset($_GET['singleout']) && $_GET['singleout']>=0 && $_GET['singleout'] <count($MEMCACHE_SERVERS)){
    533     $MEMCACHE_SERVERS = array($MEMCACHE_SERVERS[$_GET['singleout']]);
    534 }
    535 
    536 // display images
    537 if (isset($_GET['IMG'])){
    538     $memcacheStats = getMemcacheStats();
    539     $memcacheStatsSingle = getMemcacheStats(false);
    540 
    541     if (!graphics_avail()) {
    542         exit(0);
    543     }
    544 
    545     function fill_box($im, $x, $y, $w, $h, $color1, $color2,$text='',$placeindex='') {
    546         global $col_black;
    547         $x1=$x+$w-1;
    548         $y1=$y+$h-1;
    549 
    550         imagerectangle($im, $x, $y1, $x1+1, $y+1, $col_black);
    551         if($y1>$y) imagefilledrectangle($im, $x, $y, $x1, $y1, $color2);
    552         else imagefilledrectangle($im, $x, $y1, $x1, $y, $color2);
    553         imagerectangle($im, $x, $y1, $x1, $y, $color1);
    554         if ($text) {
    555             if ($placeindex>0) {
    556 
    557                 if ($placeindex<16)
    558                 {
    559                     $px=5;
    560                     $py=$placeindex*12+6;
    561                     imagefilledrectangle($im, $px+90, $py+3, $px+90-4, $py-3, $color2);
    562                     imageline($im,$x,$y+$h/2,$px+90,$py,$color2);
    563                     imagestring($im,2,$px,$py-6,$text,$color1);
    564 
    565                 } else {
    566                     if ($placeindex<31) {
    567                         $px=$x+40*2;
    568                         $py=($placeindex-15)*12+6;
    569                     } else {
    570                         $px=$x+40*2+100*intval(($placeindex-15)/15);
    571                         $py=($placeindex%15)*12+6;
    572                     }
    573                     imagefilledrectangle($im, $px, $py+3, $px-4, $py-3, $color2);
    574                     imageline($im,$x+$w,$y+$h/2,$px,$py,$color2);
    575                     imagestring($im,2,$px+2,$py-6,$text,$color1);
    576                 }
    577             } else {
    578                 imagestring($im,4,$x+5,$y1-16,$text,$color1);
    579             }
    580         }
    581     }
    582 
    583 
    584     function fill_arc($im, $centerX, $centerY, $diameter, $start, $end, $color1,$color2,$text='',$placeindex=0) {
    585         $r=$diameter/2;
    586         $w=deg2rad((360+$start+($end-$start)/2)%360);
    587 
    588 
    589         if (function_exists("imagefilledarc")) {
    590             // exists only if GD 2.0.1 is avaliable
    591             imagefilledarc($im, $centerX+1, $centerY+1, $diameter, $diameter, $start, $end, $color1, IMG_ARC_PIE);
    592             imagefilledarc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color2, IMG_ARC_PIE);
    593             imagefilledarc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color1, IMG_ARC_NOFILL|IMG_ARC_EDGED);
    594         } else {
    595             imagearc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color2);
    596             imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($start)) * $r, $centerY + sin(deg2rad($start)) * $r, $color2);
    597             imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($start+1)) * $r, $centerY + sin(deg2rad($start)) * $r, $color2);
    598             imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($end-1))   * $r, $centerY + sin(deg2rad($end))   * $r, $color2);
    599             imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($end))   * $r, $centerY + sin(deg2rad($end))   * $r, $color2);
    600             imagefill($im,$centerX + $r*cos($w)/2, $centerY + $r*sin($w)/2, $color2);
    601         }
    602         if ($text) {
    603             if ($placeindex>0) {
    604                 imageline($im,$centerX + $r*cos($w)/2, $centerY + $r*sin($w)/2,$diameter, $placeindex*12,$color1);
    605                 imagestring($im,4,$diameter, $placeindex*12,$text,$color1);
    606 
    607             } else {
    608                 imagestring($im,4,$centerX + $r*cos($w)/2, $centerY + $r*sin($w)/2,$text,$color1);
    609             }
    610         }
    611     }
    612     $size = GRAPH_SIZE; // image size
    613     $image = imagecreate($size+50, $size+10);
    614 
    615     $col_white = imagecolorallocate($image, 0xFF, 0xFF, 0xFF);
    616     $col_red   = imagecolorallocate($image, 0xD0, 0x60,  0x30);
    617     $col_green = imagecolorallocate($image, 0x60, 0xF0, 0x60);
    618     $col_black = imagecolorallocate($image,   0,   0,   0);
    619 
    620     imagecolortransparent($image,$col_white);
    621 
    622     switch ($_GET['IMG']){
    623         case 1: // pie chart
    624             $tsize=$memcacheStats['limit_maxbytes'];
    625             $avail=$tsize-$memcacheStats['bytes'];
    626             $x=$y=$size/2;
    627             $angle_from = 0;
    628             $fuzz = 0.000001;
    629 
    630             foreach($memcacheStatsSingle as $serv=>$mcs) {
    631                 $free = $mcs['STAT']['limit_maxbytes']-$mcs['STAT']['bytes'];
    632                 $used = $mcs['STAT']['bytes'];
    633 
    634 
    635                 if ($free>0){
    636                 // draw free
    637                     $angle_to = ($free*360)/$tsize;
    638                     $perc =sprintf("%.2f%%", ($free *100) / $tsize) ;
    639 
    640                     fill_arc($image,$x,$y,$size,$angle_from,$angle_from + $angle_to ,$col_black,$col_green,$perc);
    641                     $angle_from = $angle_from + $angle_to ;
    642                 }
    643                 if ($used>0){
    644                 // draw used
    645                     $angle_to = ($used*360)/$tsize;
    646                     $perc =sprintf("%.2f%%", ($used *100) / $tsize) ;
    647                     fill_arc($image,$x,$y,$size,$angle_from,$angle_from + $angle_to ,$col_black,$col_red, '('.$perc.')' );
    648                     $angle_from = $angle_from+ $angle_to ;
    649                 }
    650                 }
    651 
    652         break;
    653 
    654         case 2: // hit miss
    655 
    656             $hits = ($memcacheStats['get_hits']==0) ? 1:$memcacheStats['get_hits'];
    657             $misses = ($memcacheStats['get_misses']==0) ? 1:$memcacheStats['get_misses'];
    658             $total = $hits + $misses ;
    659 
    660                fill_box($image, 30,$size,50,-$hits*($size-21)/$total,$col_black,$col_green,sprintf("%.1f%%",$hits*100/$total));
    661             fill_box($image,130,$size,50,-max(4,($total-$hits)*($size-21)/$total),$col_black,$col_red,sprintf("%.1f%%",$misses*100/$total));
    662         break;
    663         
    664     }
    665     header("Content-type: image/png");
    666     imagepng($image);
    667     exit;
    668 }
    669 
    670 echo getHeader();
    671 echo getMenu();
    672 
    673 switch ($_GET['op']) {
    674 
    675     case 1: // host stats
    676         $phpversion = phpversion();
    677         $memcacheStats = getMemcacheStats();
    678         $memcacheStatsSingle = getMemcacheStats(false);
    679 
    680         $mem_size = $memcacheStats['limit_maxbytes'];
    681         $mem_used = $memcacheStats['bytes'];
    682         $mem_avail= $mem_size-$mem_used;
    683         $startTime = time()-array_sum($memcacheStats['uptime']);
    684 
    685         $curr_items = $memcacheStats['curr_items'];
    686         $total_items = $memcacheStats['total_items'];
    687         $hits = ($memcacheStats['get_hits']==0) ? 1:$memcacheStats['get_hits'];
    688         $misses = ($memcacheStats['get_misses']==0) ? 1:$memcacheStats['get_misses'];
    689         $sets = $memcacheStats['cmd_set'];
    690 
    691            $req_rate = sprintf("%.2f",($hits+$misses)/($time-$startTime));
    692         $hit_rate = sprintf("%.2f",($hits)/($time-$startTime));
    693         $miss_rate = sprintf("%.2f",($misses)/($time-$startTime));
    694         $set_rate = sprintf("%.2f",($sets)/($time-$startTime));
    695 
    696         echo <<< EOB
    697         <div class="info div1"><h2>General Cache Information</h2>
    698         <table cellspacing=0><tbody>
    699         <tr class=tr-1><td class=td-0>PHP Version</td><td>$phpversion</td></tr>
    700 EOB;
    701         echo "<tr class=tr-0><td class=td-0>Memcached Host". ((count($MEMCACHE_SERVERS)>1) ? 's':'')."</td><td>";
    702         $i=0;
    703         if (!isset($_GET['singleout']) && count($MEMCACHE_SERVERS)>1){
    704             foreach($MEMCACHE_SERVERS as $server){
    705                   echo ($i+1).'. <a href="'.$PHP_SELF.'&singleout='.$i++.'">'.$server.'</a><br/>';
    706             }
    707         }
    708         else{
    709             echo '1.'.$MEMCACHE_SERVERS[0];
    710         }
    711         if (isset($_GET['singleout'])){
    712               echo '<a href="'.$PHP_SELF.'">(all servers)</a><br/>';
    713         }
    714         echo "</td></tr>\n";
    715         echo "<tr class=tr-1><td class=td-0>Total Memcache Cache</td><td>".bsize($memcacheStats['limit_maxbytes'])."</td></tr>\n";
    716 
    717     echo <<<EOB
    718         </tbody></table>
    719         </div>
    720 
    721         <div class="info div1"><h2>Memcache Server Information</h2>
    722 EOB;
    723         foreach($MEMCACHE_SERVERS as $server){
    724             echo '<table cellspacing=0><tbody>';
    725             echo '<tr class=tr-1><td class=td-1>'.$server.'</td><td><a href="'.$PHP_SELF.'&server='.array_search($server,$MEMCACHE_SERVERS).'&op=6">[<b>Flush this server</b>]</a></td></tr>';
    726             echo '<tr class=tr-0><td class=td-0>Start Time</td><td>',date(DATE_FORMAT,$memcacheStatsSingle[$server]['STAT']['time']-$memcacheStatsSingle[$server]['STAT']['uptime']),'</td></tr>';
    727             echo '<tr class=tr-1><td class=td-0>Uptime</td><td>',duration($memcacheStatsSingle[$server]['STAT']['time']-$memcacheStatsSingle[$server]['STAT']['uptime']),'</td></tr>';
    728             echo '<tr class=tr-0><td class=td-0>Memcached Server Version</td><td>'.$memcacheStatsSingle[$server]['STAT']['version'].'</td></tr>';
    729             echo '<tr class=tr-1><td class=td-0>Used Cache Size</td><td>',bsize($memcacheStatsSingle[$server]['STAT']['bytes']),'</td></tr>';
    730             echo '<tr class=tr-0><td class=td-0>Total Cache Size</td><td>',bsize($memcacheStatsSingle[$server]['STAT']['limit_maxbytes']),'</td></tr>';
    731             echo '</tbody></table>';
    732        }
    733     echo <<<EOB
    734 
    735         </div>
    736         <div class="graph div3"><h2>Host Status Diagrams</h2>
    737         <table cellspacing=0><tbody>
    738 EOB;
    739 
    740     $size='width='.(GRAPH_SIZE+50).' height='.(GRAPH_SIZE+10);
    741     echo <<<EOB
    742         <tr>
    743         <td class=td-0>Cache Usage</td>
    744         <td class=td-1>Hits &amp; Misses</td>
    745         </tr>
    746 EOB;
    747 
    748     echo
    749         graphics_avail() ?
    750               '<tr>'.
    751               "<td class=td-0><img alt=\"\" $size src=\"$PHP_SELF&IMG=1&".(isset($_GET['singleout'])? 'singleout='.$_GET['singleout'].'&':'')."$time\"></td>".
    752               "<td class=td-1><img alt=\"\" $size src=\"$PHP_SELF&IMG=2&".(isset($_GET['singleout'])? 'singleout='.$_GET['singleout'].'&':'')."$time\"></td></tr>\n"
    753             : "",
    754         '<tr>',
    755         '<td class=td-0><span class="green box">&nbsp;</span>Free: ',bsize($mem_avail).sprintf(" (%.1f%%)",$mem_avail*100/$mem_size),"</td>\n",
    756         '<td class=td-1><span class="green box">&nbsp;</span>Hits: ',$hits.sprintf(" (%.1f%%)",$hits*100/($hits+$misses)),"</td>\n",
    757         '</tr>',
    758         '<tr>',
    759         '<td class=td-0><span class="red box">&nbsp;</span>Used: ',bsize($mem_used ).sprintf(" (%.1f%%)",$mem_used *100/$mem_size),"</td>\n",
    760         '<td class=td-1><span class="red box">&nbsp;</span>Misses: ',$misses.sprintf(" (%.1f%%)",$misses*100/($hits+$misses)),"</td>\n";
    761         echo <<< EOB
    762     </tr>
    763     </tbody></table>
    764 <br/>
    765     <div class="info"><h2>Cache Information</h2>
    766         <table cellspacing=0><tbody>
    767         <tr class=tr-0><td class=td-0>Current Items(total)</td><td>$curr_items ($total_items)</td></tr>
    768         <tr class=tr-1><td class=td-0>Hits</td><td>{$hits}</td></tr>
    769         <tr class=tr-0><td class=td-0>Misses</td><td>{$misses}</td></tr>
    770         <tr class=tr-1><td class=td-0>Request Rate (hits, misses)</td><td>$req_rate cache requests/second</td></tr>
    771         <tr class=tr-0><td class=td-0>Hit Rate</td><td>$hit_rate cache requests/second</td></tr>
    772         <tr class=tr-1><td class=td-0>Miss Rate</td><td>$miss_rate cache requests/second</td></tr>
    773         <tr class=tr-0><td class=td-0>Set Rate</td><td>$set_rate cache requests/second</td></tr>
    774         </tbody></table>
    775         </div>
    776 
    777 EOB;
    778 
    779     break;
    780 
    781     case 2: // variables
    782 
    783         $m=0;
    784         $cacheItems= getCacheItems();
    785         $items = $cacheItems['items'];
    786         $totals = $cacheItems['counts'];
    787         $maxDump = MAX_ITEM_DUMP;
    788         foreach($items as $server => $entries) {
    789 
    790         echo <<< EOB
    791 
    792             <div class="info"><table cellspacing=0><tbody>
    793             <tr><th colspan="2">$server</th></tr>
    794             <tr><th>Slab Id</th><th>Info</th></tr>
    795 EOB;
    796 
    797             foreach($entries as $slabId => $slab) {
    798                 $dumpUrl = $PHP_SELF.'&op=2&server='.(array_search($server,$MEMCACHE_SERVERS)).'&dumpslab='.$slabId;
    799                 echo
    800                     "<tr class=tr-$m>",
    801                     "<td class=td-0><center>",'<a href="',$dumpUrl,'">',$slabId,'</a>',"</center></td>",
    802                     "<td class=td-last><b>Item count:</b> ",$slab['number'],'<br/><b>Age:</b>',duration($time-$slab['age']),'<br/> <b>Evicted:</b>',((isset($slab['evicted']) && $slab['evicted']==1)? 'Yes':'No');
    803                     if ((isset($_GET['dumpslab']) && $_GET['dumpslab']==$slabId) &&  (isset($_GET['server']) && $_GET['server']==array_search($server,$MEMCACHE_SERVERS))){
    804                         echo "<br/><b>Items: item</b><br/>";
    805                         $items = dumpCacheSlab($server,$slabId,$slab['number']);
    806                         // maybe someone likes to do a pagination here :)
    807                         $i=1;
    808                         foreach($items['ITEM'] as $itemKey=>$itemInfo){
    809                             $itemInfo = trim($itemInfo,'[ ]');
    810 
    811 
    812                             echo '<a href="',$PHP_SELF,'&op=4&server=',(array_search($server,$MEMCACHE_SERVERS)),'&key=',base64_encode($itemKey).'">',$itemKey,'</a>';
    813                             if ($i++ % 10 == 0) {
    814                                 echo '<br/>';
    815                             }
    816                             elseif ($i!=$slab['number']+1){
    817                                 echo ',';
    818                             }
    819                         }
    820                     }
    821 
    822                     echo "</td></tr>";
    823                 $m=1-$m;
    824             }
    825         echo <<<EOB
    826             </tbody></table>
    827             </div><hr/>
    828 EOB;
    829 }
    830         break;
    831 
    832     break;
    833 
    834     case 4: //item dump
    835         if (!isset($_GET['key']) || !isset($_GET['server'])){
    836             echo "No key set!";
    837             break;
    838         }
    839         // I'm not doing anything to check the validity of the key string.
    840         // probably an exploit can be written to delete all the files in key=base64_encode("\n\r delete all").
    841         // somebody has to do a fix to this.
    842         $theKey = htmlentities(base64_decode($_GET['key']));
    843 
    844         $theserver = $MEMCACHE_SERVERS[(int)$_GET['server']];
    845         list($h,$p) = explode(':',$theserver);
    846         $r = sendMemcacheCommand($h,$p,'get '.$theKey);
    847         echo <<<EOB
    848         <div class="info"><table cellspacing=0><tbody>
    849             <tr><th>Server<th>Key</th><th>Value</th><th>Delete</th></tr>
    850 EOB;
    851         echo "<tr><td class=td-0>",$theserver,"</td><td class=td-0>",$theKey,
    852              " <br/>flag:",$r['VALUE'][$theKey]['stat']['flag'],
    853              " <br/>Size:",bsize($r['VALUE'][$theKey]['stat']['size']),
    854              "</td><td>",chunk_split($r['VALUE'][$theKey]['value'],40),"</td>",
    855              '<td><a href="',$PHP_SELF,'&op=5&server=',(int)$_GET['server'],'&key=',base64_encode($theKey),"\">Delete</a></td>","</tr>";
    856         echo <<<EOB
    857             </tbody></table>
    858             </div><hr/>
    859 EOB;
    860     break;
    861     case 5: // item delete
    862         if (!isset($_GET['key']) || !isset($_GET['server'])){
    863             echo "No key set!";
    864             break;
    865         }
    866         $theKey = htmlentities(base64_decode($_GET['key']));
    867         $theserver = $MEMCACHE_SERVERS[(int)$_GET['server']];
    868         list($h,$p) = explode(':',$theserver);
    869         $r = sendMemcacheCommand($h,$p,'delete '.$theKey);
    870         echo 'Deleting '.$theKey.':'.$r;
    871     break;
    872     
    873    case 6: // flush server
    874         $theserver = $MEMCACHE_SERVERS[(int)$_GET['server']];
    875         $r = flushServer($theserver);
    876         echo 'Flush  '.$theserver.":".$r;
    877    break;
    878 }
    879 echo getFooter();
    880 
    881 ?>

    下载地址:memcache.php

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  • 原文地址:https://www.cnblogs.com/daly2008/p/2891880.html
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