var/deb-package/cluster_raw_old/opt/cluster/lib/www/ganglia/meta_view.php

   1 <?php
   2 /* $Id: meta_view.php 970 2008-02-14 19:16:19Z carenas $ */
   3 $tpl = new TemplatePower( template("meta_view.tpl") );
   4 $tpl->prepare();
   5
   6 # Find the private clusters.  But no one is emabarrassed in the
   7 # control room (public only!).
   8 if ( $context != "control" ) {
   9    $private=embarrassed();
  10 }
  11
  12 $source_names = array_keys($grid);
  13
  14 # Build a list of cluster names and randomly pick a smaller subset to
  15 # display for control room mode.  This allows a dedicated host to
  16 # eventually cycle through all the graphs w/o scrolling the mouse.  A bunch
  17 # of these stations could monitor a large grid.
  18 #
  19 # For the standard meta view still display all the hosts.
  20
  21 if ( $context == "control" ) {
  22        srand((double)microtime()*1000000);
  23        shuffle($source_names);
  24        $subset = array_slice($source_names, 0, abs($controlroom));
  25        $source_names = $subset;
  26 }
  27
  28 foreach( $source_names as $c)
  29    {
  30       $cpucount = $metrics[$c]["cpu_num"]['SUM'];
  31       if (!$cpucount) $cpucount=1;
  32       $load_one = $metrics[$c]["load_one"]['SUM'];
  33       $value = (double) $load_one / $cpucount;
  34       $sorted_sources[$c] = $value;
  35       $values[$c] = $value;
  36       isset($total_load) or $total_load = 0;
  37       $total_load += $value;
  38    }
  39 # Insure self is always first
  40 $sorted_sources[$self] = 999999;
  41
  42 if ($sort == "descending") {
  43       arsort($sorted_sources);
  44 }
  45 else if ($sort == "by name") {
  46       ksort($sorted_sources);
  47 } else if ($sort == "by hosts up") {
  48       foreach ($sorted_sources as $source => $val) {
  49             $sorted_sources[$source] = intval($grid[$source]['HOSTS_UP']);
  50       }
  51       $sorted_sources[$self] = 999999;
  52       arsort($sorted_sources);
  53 } else if ($sort == "by hosts down") {
  54       foreach ($sorted_sources as $source => $val) {
  55             $sorted_sources[$source] = intval($grid[$source]['HOSTS_DOWN']);
  56       }
  57       $sorted_sources[$self] = 999999;
  58       arsort($sorted_sources);
  59 } else {
  60       $sorted_sources[$self] = -1;
  61       asort($sorted_sources);
  62 }
  63
  64 # Display the sources. The first is ourself, the rest are our children.
  65 foreach ( $sorted_sources as $source => $val )
  66    {
  67       $m = $metrics[$source];
  68       $sourceurl = rawurlencode($source);
  69       if (isset($grid[$source]['GRID']) and $grid[$source]['GRID'])
  70          {
  71             $localtime = $grid[$source]['LOCALTIME'];
  72             # Is this the our own grid?
  73             if ($source==$self)
  74                {
  75                   # Negative control room values means dont display grid summary.
  76                   if ($controlroom < 0) continue;
  77                   $num_sources = count($sorted_sources) - 1;
  78                   $name = "$self $meta_designator ($num_sources sources)";
  79                   $graph_url = "me=$sourceurl&amp;$get_metric_string";
  80                   $url = "./?$get_metric_string";
  81                }
  82             else
  83                {
  84                   # Set grid context.
  85                   $name = "$source $meta_designator";
  86                   $graph_url = "G=$sourceurl&amp;$get_metric_string&amp;st=$localtime";
  87                   $authority = $grid[$source]['AUTHORITY'];
  88                   $url = "$authority?gw=fwd&amp;gs=$gridstack_url";
  89                }
  90             $alt_url = "<a href=\"./?t=yes&amp;$get_metric_string\">(tree view)</a>";
  91             $class = "grid";
  92          }
  93       else
  94          {
  95             # Set cluster context.
  96             $name = $source;
  97             $localtime = $grid[$source]['LOCALTIME'];
  98             $graph_url = "c=$sourceurl&amp;$get_metric_string&amp;st=$localtime";
  99             $url = "./?c=$sourceurl&amp;$get_metric_string";
 100             $alt_url = "<a href=\"./?p=2&amp;$graph_url\">(physical view)</a>";
 101             $class = "cluster";
 102          }
 103
 104       $cpu_num = $m["cpu_num"]['SUM'] ? $m["cpu_num"]['SUM'] : 1;
 105       $cluster_load15 = sprintf("%.0f", ((double) $m["load_fifteen"]['SUM'] / $cpu_num) * 100);
 106       $cluster_load5 = sprintf("%.0f", ((double) $m["load_five"]['SUM'] / $cpu_num) * 100);
 107       $cluster_load1 = sprintf("%.0f", ((double) $m["load_one"]['SUM'] / $cpu_num) * 100);
 108       $cluster_load = "$cluster_load15%, $cluster_load5%, $cluster_load1%";
 109
 110       $tpl->newBlock ("source_info");
 111       $tpl->assign("name", $name );
 112       $tpl->assign("cpu_num", $m["cpu_num"]['SUM']);
 113       $tpl->assign("url", $url);
 114       $tpl->assign("class", $class);
 115       if (isset($num_sources))
 116          $tpl->assign("Sources: $num_sources");
 117
 118       # I dont like this either, but we need to have private clusters because some
 119       # users are skittish about publishing the load info.
 120       if (!isset($private[$source]) or !$private[$source])
 121          {
 122             $tpl->assign("alt_view", "<FONT SIZE=\"-2\">$alt_url</FONT>");
 123             # Each block has a different namespace, so we need to redefine variables.
 124             $tpl->newBlock("public");
 125             if ($localtime)
 126                $tpl->assign("localtime",  "<font size=-1>Localtime:</font><br>&nbsp;&nbsp;"
 127                   . date("Y-m-d H:i", $localtime) );
 128             if ($cluster_load)
 129                $tpl->assign("cluster_load", "<font size=-1>Avg Load (15, 5, 1m):</font>"
 130                   ."<br>&nbsp;&nbsp;$cluster_load");
 131             $tpl->assign("cpu_num", $m["cpu_num"]['SUM']);
 132             $tpl->assign("num_nodes", $grid[$source]["HOSTS_UP"] );
 133             $tpl->assign("num_dead_nodes", $grid[$source]["HOSTS_DOWN"] );
 134             $tpl->assign("range", $range);
 135             $tpl->assign("name", $name );
 136             $tpl->assign("url", $url);
 137             $tpl->assign("graph_url", $graph_url);
 138             if(isset($base64img)) {
 139                 $tpl->assign("base64img", $base64img);
 140             }
 141          }
 142       else
 143          {
 144             $tpl->newBlock("private");
 145             $tpl->assign("num_nodes", $grid[$source]["HOSTS_UP"] + $grid[$source]["HOSTS_DOWN"] );
 146             $tpl->assign("cpu_num", $m["cpu_num"]['SUM']);
 147             if ($localtime)
 148                $tpl->assign("localtime", "<font size=-1>Localtime:</font><br>&nbsp;&nbsp;"
 149                   . date("Y-m-d H:i",$localtime));
 150          }
 151    }
 152
 153 # Show load images.
 154 if ($show_meta_snapshot=="yes") {
 155    $tpl->newBlock("show_snapshot");
 156    $tpl->assign("self", "$self $meta_designator");
 157
 158    foreach ($sorted_sources as $c=>$value) {
 159       if ($c==$self) continue;
 160       if (isset($private[$c]) and $private[$c]) {
 161          $Private[$c] = template("images/cluster_private.jpg");
 162          continue;
 163       }
 164       $names[]=$c;
 165
 166       if (isset($grid[$c]['GRID']) and $grid[$c]['GRID'])
 167          $image = load_image("grid", $values[$c]);
 168       else
 169          $image = load_image("cluster", $values[$c]);
 170       $Images[]=$image;
 171    }
 172    # Add private cluster pictures to the end.
 173    if (isset($Private) and is_array($Private)) {
 174       foreach ($Private as $c=>$image) {
 175          $names[]=$c;
 176          $Images[]=$image;
 177       }
 178    }
 179
 180    # All this fancyness is to get the Cluster names
 181    # above the image. Not easy with template blocks.
 182    $cols=5;
 183    $i = 0;
 184    $count=count($names);
 185    while ($i < $count)
 186       {
 187          $snapnames = "";
 188          $snapimgs = "";
 189          $tpl->newBlock("snap_row");
 190          foreach(range(0, $cols-1) as $j)
 191             {
 192                $k = $i + $j;
 193                if ($k >= $count) break;
 194                $n = $names[$k];
 195                $snapnames .= "<td valign=bottom align=center><b>$n</b></td>\n";
 196                $snapimgs .= "<td valign=top align=center>";
 197                if (isset($grid[$n]['GRID']) and $grid[$n]['GRID'])
 198                   $snapimgs .= "<a href=\"" . $grid[$n]['AUTHORITY'] ."?gw=fwd&amp;gs=$gridstack_url\">";
 199                else
 200                   {
 201                      $nameurl = rawurlencode($n);
 202                      $snapimgs .= "<a href=\"./?c=$nameurl&amp;$get_metric_string\">";
 203                   }
 204                $snapimgs .= "<img src=$Images[$k] border=0 align=top></a></td>\n";
 205             }
 206          $tpl->assign("names", $snapnames);
 207          $tpl->assign("images", $snapimgs);
 208          $i += $cols;
 209       }
 210 }
 211
 212 $tpl->printToScreen();
 213 ?>