<?php
/* $Id: host_view.php 589 2005-10-10 07:42:26Z knobi1 $ */

$tpl = new TemplatePower( template("host_view.tpl") );
$tpl->assignInclude("extra", template("host_extra.tpl"));
$tpl->prepare();

$tpl->assign("cluster", $clustername);
$tpl->assign("host", $hostname);
$tpl->assign("node_image", node_image($metrics));
$tpl->assign("sort",$sort);
$tpl->assign("range",$range);

if($hosts_up)
      $tpl->assign("node_msg", "This host is up and running."); 
else
      $tpl->assign("node_msg", "This host is down."); 

$cluster_url=rawurlencode($clustername);
$tpl->assign("cluster_url", $cluster_url);
$tpl->assign("graphargs", "h=$hostname&amp;$get_metric_string&amp;st=$cluster[LOCALTIME]");

# For the node view link.
$tpl->assign("node_view","./?p=2&amp;c=$cluster_url&amp;h=$hostname");

# No reason to go on if this node is down.
if ($hosts_down)
   {
      $tpl->printToScreen();
      return;
   }

$tpl->assign("ip", $hosts_up['IP']);

foreach ($metrics as $name => $v)
   {
       if ($v['TYPE'] == "string" or $v['TYPE']=="timestamp" or
           (isset($always_timestamp[$name]) and $always_timestamp[$name]))
          {
             # Long gmetric name/values will disrupt the display here.
             if ($v['SOURCE'] == "gmond") $s_metrics[$name] = $v;
          }
       elseif ($v['SLOPE'] == "zero" or
               (isset($always_constant[$name]) and $always_constant[$name]))
          {
             $c_metrics[$name] = $v;
          }
       else if (isset($reports[$name]) and $reports[$metric])
          continue;
       else
          {
             $graphargs = "c=$cluster_url&amp;h=$hostname&amp;v=$v[VAL]"
               ."&amp;m=$name&amp;r=$range&amp;z=medium&amp;jr=$jobrange"
               ."&amp;js=$jobstart&amp;st=$cluster[LOCALTIME]";
             # Adding units to graph 2003 by Jason Smith <smithj4@bnl.gov>.
             if ($v['UNITS']) {
                $encodeUnits = rawurlencode($v['UNITS']);
                $graphargs .= "&vl=$encodeUnits";
             }
             $g_metrics[$name]['graph'] = $graphargs;
          }
   }
# Add the uptime metric for this host. Cannot be done in ganglia.php,
# since it requires a fully-parsed XML tree. The classic contructor problem.
$s_metrics['uptime']['TYPE'] = "string";
$s_metrics['uptime']['VAL'] = uptime($cluster['LOCALTIME'] - $metrics['boottime']['VAL']);

# Add the gmond started timestamps & last reported time (in uptime format) from
# the HOST tag:
$s_metrics['gmond_started']['TYPE'] = "timestamp";
$s_metrics['gmond_started']['VAL'] = $hosts_up['GMOND_STARTED'];
$s_metrics['last_reported']['TYPE'] = "string";
$s_metrics['last_reported']['VAL'] = uptime($cluster['LOCALTIME'] - $hosts_up['REPORTED']);

# Show string metrics
if (is_array($s_metrics))
   {
      ksort($s_metrics);
      foreach ($s_metrics as $name => $v )
     {
	# RFM - If units aren't defined for metric, make it be the empty string
	! array_key_exists('UNITS', $v) and $v['UNITS'] = "";
        $tpl->newBlock("string_metric_info");
        $tpl->assign("name", $name);
        if( $v['TYPE']=="timestamp" or (isset($always_timestamp[$name]) and $always_timestamp[$name]))
           {
              $tpl->assign("value", date("r", $v['VAL']));
           }
        else
           {
              $tpl->assign("value", $v['VAL'] . " " . $v['UNITS']);
           }
     }
   }

# Show constant metrics.
if (is_array($c_metrics))
   {
      ksort($c_metrics);
      foreach ($c_metrics as $name => $v )
     {
        $tpl->newBlock("const_metric_info");
        $tpl->assign("name", $name);
        $tpl->assign("value", "$v[VAL] $v[UNITS]");
     }
   }

# Show graphs.
if (is_array($g_metrics))
   {
      ksort($g_metrics);

      $i = 0;
      foreach ( $g_metrics as $name => $v )
         {
            $tpl->newBlock("vol_metric_info");
            $tpl->assign("graphargs", $v['graph']);
            $tpl->assign("alt", "$hostname $name");
            if($i++ %2)
               $tpl->assign("br", "<BR>");
         }
   }

$tpl->printToScreen();
?>