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

   1 <?php
   2 # $Id: get_ganglia.php 589 2005-10-10 07:42:26Z knobi1 $
   3 # Retrieves and parses the XML output from gmond. Results stored
   4 # in global variables: $clusters, $hosts, $hosts_down, $metrics.
   5 # Assumes you have already called get_context.php.
   6 #
   7
   8 if (! Gmetad($ganglia_ip, $ganglia_port) )
   9    {
  10       print "<H4>There was an error collecting ganglia data ".
  11          "($ganglia_ip:$ganglia_port): $error</H4>\n";
  12       exit;
  13    }
  14
  15 # If we have no child data sources, assume something is wrong.
  16 if (!count($grid) and !count($cluster))
  17    {
  18       print "<H4>Ganglia cannot find a data source. Is gmond running?</H4>";
  19       exit;
  20    }
  21
  22 # If we only have one cluster source, suppress MetaCluster output.
  23 if (count($grid) == 2 and $context=="meta")
  24    {
  25       # Lets look for one cluster (the other is our grid).
  26       foreach($grid as $source)
  27          if (isset($source['CLUSTER']) and $source['CLUSTER'])
  28             {
  29                $standalone = 1;
  30                $context = "cluster";
  31                # Need to refresh data with new context.
  32                Gmetad($ganglia_ip, $ganglia_port);
  33                $clustername = $source['NAME'];
  34             }
  35    }
  36
  37 ?>