assign("filters", $filter_defs);
$data->assign("choose_filter", $choose_filter);
}
$source_names = array_keys($grid);
# Build a list of cluster names and randomly pick a smaller subset to
# display for control room mode. This allows a dedicated host to
# eventually cycle through all the graphs w/o scrolling the mouse. A bunch
# of these stations could monitor a large grid.
#
# For the standard meta view still display all the hosts.
if ( $context == "control" ) {
srand((double)microtime()*1000000);
shuffle($source_names);
$subset = array_slice($source_names, 0, abs($controlroom));
$source_names = $subset;
}
foreach( $source_names as $c)
{
$cpucount = $metrics[$c]["cpu_num"]['SUM'];
if (!$cpucount) $cpucount=1;
$load_one = $metrics[$c]["load_one"]['SUM'];
$value = (double) $load_one / $cpucount;
$sorted_sources[$c] = $value;
$values[$c] = $value;
isset($total_load) or $total_load = 0;
$total_load += $value;
}
if ($sort == "descending") {
$sorted_sources[$self] = 999999999;
arsort($sorted_sources);
} else if ($sort == "by name") { # SORT HACK to keep $self first; see below:
$sorted_sources["AAAAA.$self"] = $sorted_sources[$self];
unset($sorted_sources[$self]);
ksort($sorted_sources);
} else if ($sort == "by hosts up") {
foreach ($sorted_sources as $source => $val) {
$sorted_sources[$source] = intval($grid[$source]['HOSTS_UP']);
}
$sorted_sources[$self] = 999999999;
arsort($sorted_sources);
} else if ($sort == "by hosts down") {
foreach ($sorted_sources as $source => $val) {
$sorted_sources[$source] = intval($grid[$source]['HOSTS_DOWN']);
}
$sorted_sources[$self] = 999999999;
arsort($sorted_sources);
} else {
$sorted_sources[$self] = -1;
asort($sorted_sources);
}
$sources = array();
# Display the sources. The first is ourself, the rest are our children.
foreach ( $sorted_sources as $source => $val )
{
# XXX: SORT HACK to keep $self first; see above
if ($source == "AAAAA.$self") {
$source = $self;
}
# Make sure the source is permitted by the filters, if any
if(!filter_permit($source))
continue;
$m = $metrics[$source];
$sourceurl = rawurlencode($source);
if (isset($grid[$source]['GRID']) and $grid[$source]['GRID'])
{
$localtime = $grid[$source]['LOCALTIME'];
# Is this the our own grid?
if ($source==$self)
{
# Negative control room values means dont display grid summary.
if ($controlroom < 0) continue;
$num_sources = count($sorted_sources) - 1;
$name = "$self ${conf['meta_designator']} ($num_sources sources)";
$graph_url = "me=$sourceurl&$get_metric_string";
$url = "./?$get_metric_string";
}
else
{
# Set grid context.
$name = "$source ${conf['meta_designator']}";
$graph_url = "G=$sourceurl&$get_metric_string&st=$localtime";
$authority = $grid[$source]['AUTHORITY'];
$url = "$authority?gw=fwd&gs=$gridstack_url&$get_metric_string";
}
$alt_url = "(tree view)";
$class = "grid";
}
else
{
# Set cluster context.
$name = $source;
$localtime = $grid[$source]['LOCALTIME'];
$graph_url = "c=$sourceurl&$get_metric_string&st=$localtime";
$url = "./?c=$sourceurl&$get_metric_string";
$alt_url = "(physical view)";
$class = "cluster";
}
$cpu_num = $m["cpu_num"]['SUM'] ? $m["cpu_num"]['SUM'] : 1;
$cluster_load15 = sprintf("%.0f", ((double) $m["load_fifteen"]['SUM'] / $cpu_num) * 100);
$cluster_load5 = sprintf("%.0f", ((double) $m["load_five"]['SUM'] / $cpu_num) * 100);
$cluster_load1 = sprintf("%.0f", ((double) $m["load_one"]['SUM'] / $cpu_num) * 100);
$cluster_load = "$cluster_load15%, $cluster_load5%, $cluster_load1%";
$clusname = $source == $self ? '' : $source;
$avg_cpu_num = find_avg($clusname, "", "cpu_num");
if ($avg_cpu_num == 0) $avg_cpu_num = 1;
$cluster_util = sprintf("%.0f", ((double) find_avg($clusname, "", "load_one") / $avg_cpu_num ) * 100);
$sources[$source]["name"] = $name;
$sources[$source]["cpu_num"] = $m["cpu_num"]['SUM'];
$sources[$source]["url"] = $url;
$sources[$source]["class"] = $class;
# Initialize some variables for the $sources array to be past to the template since private sources
# may not have these defined
$sources[$source]["alt_view"] = "";
$sources[$source]["cluster_load"] = "";
$sources[$source]["cluster_util"] = "";
$sources[$source]["num_dead_nodes"] = "";
$sources[$source]["range"] = "";
$sources[$source]["graph_url"] = "";
$sources[$source]["base64img"] = "";
if ($localtime)
$sources[$source]["localtime"] = "Localtime:
"
. date("Y-m-d H:i", $localtime);
# I dont like this either, but we need to have private clusters because some
# users are skittish about publishing the load info.
if(checkAccess($source, GangliaAcl::VIEW, $conf))
{
$sources[$source]["alt_view"] = "$alt_url";
$sources[$source]["public"] = 1;
if ($cluster_load)
$sources[$source]["cluster_load"] = "Current Load Avg (15, 5, 1m):"
."
$cluster_load";
if (isset($cluster_util))
$sources[$source]["cluster_util"] = "Avg Utilization (last $range):"
."
$cluster_util%";
$sources[$source]["num_nodes"] = $grid[$source]["HOSTS_UP"];
$sources[$source]["num_dead_nodes"] = $grid[$source]["HOSTS_DOWN"];
$sources[$source]["range"] = $range;
$sources[$source]["graph_url"] = $graph_url;
if(isset($base64img)) {
$sources[$source]["base64img"] = $base64img;
}
if ( $source == $self ) {
$sources[$source]["self_summary_graphs"] = 1;
} else {
$sources[$source]["summary_graphs"] = 1;
}
}
else
{
$sources[$source]["private"] = 1;
$sources[$source]["num_nodes"] = $grid[$source]["HOSTS_UP"] + $grid[$source]["HOSTS_DOWN"];
}
}
$data->assign("sources", $sources);
$snap_rows = array();
# Show load images.
if ($conf['show_meta_snapshot']=="yes") {
$data->assign("show_snapshot", 1);
$data->assign("self", "$self ${conf['meta_designator']}");
foreach ($sorted_sources as $c=>$value) {
if ($c==$self) continue;
if ($c=="AAAAA.$self") continue; # SORT HACK; see above
if (! checkAccess($c, GangliaAcl::VIEW, $conf)) {
$Private[$c] = template("images/cluster_private.jpg");
continue;
}
$names[]=$c;
if (isset($grid[$c]['GRID']) and $grid[$c]['GRID'])
$image = load_image("grid", $values[$c]);
else
$image = load_image("cluster", $values[$c]);
$Images[]=$image;
}
# Add private cluster pictures to the end.
if (isset($Private) and is_array($Private)) {
foreach ($Private as $c=>$image) {
$names[]=$c;
$Images[]=$image;
}
}
# All this fancyness is to get the Cluster names
# above the image. Not easy with template blocks.
$cols=5;
$i = 0;
$count=count($names);
while ($i < $count)
{
$snapnames = "";
$snapimgs = "";
foreach(range(0, $cols-1) as $j)
{
$k = $i + $j;
if ($k >= $count) break;
$n = $names[$k];
$snapnames .= "$n | \n";
$snapimgs .= "";
if (isset($grid[$n]['GRID']) and $grid[$n]['GRID'])
$snapimgs .= "";
else
{
$nameurl = rawurlencode($n);
$snapimgs .= "";
}
$snapimgs .= "![\"$names[$k]\"](\"$Images[$k]\") | \n";
}
$snap_rows[$i]["names"] = $snapnames;
$snap_rows[$i]["images"] = $snapimgs;
$i += $cols;
}
$data->assign("snap_rows", $snap_rows);
}
$dwoo->output($tpl, $data);
?>