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<?php
# html related functions
require_once 'conf/common.inc.php';
require_once 'inc/rrdtool.class.php';
require_once 'inc/functions.inc.php';
require_once 'inc/collectd.inc.php';
function html_start() {
global $CONFIG;
$path = htmlentities(breadcrumbs());
echo <<<EOT
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>CGP{$path}</title>
<link rel="stylesheet" href="{$CONFIG['weburl']}layout/style.css" type="text/css">
<meta name="viewport" content="width=1050, initial-scale=1.0, maximum-scale=1.0, user-scalable=yes">
EOT;
if ($CONFIG['graph_type'] == 'canvas') {
echo <<<EOT
<script type="text/javascript" src="{$CONFIG['weburl']}js/sprintf.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/strftime.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/RrdRpn.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/RrdTime.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/RrdGraph.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/RrdGfxCanvas.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/binaryXHR.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/rrdFile.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/RrdDataFile.js"></script>
<script type="text/javascript" src="{$CONFIG['weburl']}js/RrdCmdLine.js"></script>
EOT;
}
echo <<<EOT
</head>
<body>
<div id="header">
<h1><a href="{$CONFIG['weburl']}">Collectd Graph Panel</a></h1>
</div>
<div id="content">
EOT;
}
function html_end() {
global $CONFIG;
$git = '/usr/bin/git';
$changelog = $CONFIG['webdir'].'/doc/CHANGELOG';
$version = 'v?';
if (file_exists($git) && is_dir($CONFIG['webdir'].'/.git')) {
chdir($CONFIG['webdir']);
$version = exec($git.' describe --tags');
} elseif (file_exists($changelog)) {
$changelog = file($changelog);
$version = explode(' ', $changelog[0]);
$version = 'v'.$version[0];
}
echo <<<EOT
</div>
<div id="footer">
<hr><span class="small"><a href="http://pommi.nethuis.nl/category/cgp/" rel="external">Collectd Graph Panel</a> ({$version}) is distributed under the <a href="{$CONFIG['weburl']}doc/LICENSE" rel="licence">GNU General Public License (GPLv3)</a></span>
</div>
EOT;
if ($CONFIG['graph_type'] == 'canvas') {
echo <<<EOT
<script type="text/javascript" src="{$CONFIG['weburl']}js/CGP.js"></script>
EOT;
}
echo <<<EOT
</body>
</html>
EOT;
}
function plugin_header($host, $plugin) {
global $CONFIG;
return printf("<h2><a href='%shost.php?h=%s&p=%s'>%s</a></h2>\n", $CONFIG['weburl'], $host, $plugin, $plugin);
}
function plugins_list($host, $selected_plugins = array()) {
global $CONFIG;
$plugins = collectd_plugins($host);
echo '<div class="plugins">';
echo '<h2>Plugins</h2>';
echo '<ul>';
printf("<li><a %s href='%shost.php?h=%s'>overview</a></li>\n",
selected_overview($selected_plugins),
$CONFIG['weburl'],
$host
);
# first the ones defined as ordered
foreach($CONFIG['overview'] as $plugin) {
if (in_array($plugin, $plugins)) {
printf("<li><a %s href='%shost.php?h=%s&p=%s'>%4\$s</a></li>\n",
selected_plugin($plugin, $selected_plugins),
$CONFIG['weburl'],
$host,
$plugin
);
}
}
# other plugins
foreach($plugins as $plugin) {
if (!in_array($plugin, $CONFIG['overview'])) {
printf("<li><a %s href='%shost.php?h=%s&p=%s'>%4\$s</a></li>\n",
selected_plugin($plugin, $selected_plugins),
$CONFIG['weburl'],
$host,
$plugin
);
}
}
echo '</ul>';
echo '</div>';
}
function selected_overview($selected_plugins) {
if (count($selected_plugins) > 1) {
return 'class="selected"';
}
return '';
}
function selected_plugin($plugin, $selected_plugins) {
if (in_array($plugin, $selected_plugins)) {
return 'class="selected"';
}
return '';
}
function selected_timerange($value1, $value2) {
if ($value1 == $value2) {
return 'class="selected"';
}
return '';
}
function host_summary($cat, $hosts) {
global $CONFIG;
$rrd = new RRDTool($CONFIG['rrdtool']);
printf('<fieldset id="%s">', $cat);
printf('<legend>%s</legend>', $cat);
echo "<table class=\"summary\">\n";
$row_style = array(0 => "even", 1 => "odd");
$host_counter = 0;
foreach($hosts as $host) {
$host_counter++;
$cores = count(group_plugindata(collectd_plugindata($host, 'cpu')));
printf('<tr class="%s">', $row_style[$host_counter % 2]);
printf('<th><a href="%shost.php?h=%s">%s</a></th>',
$CONFIG['weburl'],$host, $host);
if ($CONFIG['showload']) {
collectd_flush(sprintf('%s/load/load', $host));
$rrd_info = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/load/load.rrd');
# ignore if file does not exist
if (!$rrd_info)
continue;
if (isset($rrd_info['ds[shortterm].last_ds']) &&
isset($rrd_info['ds[midterm].last_ds']) &&
isset($rrd_info['ds[longterm].last_ds'])) {
foreach (array('ds[shortterm].last_ds', 'ds[midterm].last_ds', 'ds[longterm].last_ds') as $info) {
$class = '';
if ($cores > 0 && $rrd_info[$info] > $cores * 2)
$class = ' class="crit"';
elseif ($cores > 0 && $rrd_info[$info] > $cores)
$class = ' class="warn"';
printf('<td%s>%.2f</td>', $class, $rrd_info[$info]);
}
}
}
print "</tr>\n";
}
echo "</table>\n";
echo "</fieldset>\n";
}
function breadcrumbs() {
$path = '';
if (validate_get(GET('h'), 'host'))
$path .= ' - '.ucfirst(GET('h'));
if (validate_get(GET('p'), 'plugin'))
$path .= ' - '.ucfirst(GET('p'));
if (validate_get(GET('pi'), 'pinstance'))
$path .= ' - '.GET('pi');
if (validate_get(GET('t'), 'type') && validate_get(GET('p'), 'plugin') && GET('t') != GET('p'))
$path .= ' - '.GET('t');
if (validate_get(GET('ti'), 'tinstance'))
$path .= ' - '.GET('ti');
return $path;
}
?>
|
