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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());
$html_weburl = htmlentities($CONFIG['weburl']);
echo <<<EOT
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CGP{$path}</title>
<meta name="viewport" content="width=device-width">
<link rel="stylesheet" href="{$html_weburl}layout/style.css" type="text/css">
<link rel="stylesheet" href="{$html_weburl}layout/style-b.css" type="text/css" media="(max-width: 1000px),(max-device-width: 1000px) and (orientation: portrait),(max-device-width: 767px) and (orientation: landscape)">
<link rel="stylesheet" href="{$html_weburl}layout/style-c.css" type="text/css" media="(max-width: 767px),(max-device-width: 767px) and (orientation: portrait),(max-device-width: 499px) and (orientation: landscape)">
<link rel="stylesheet" href="{$html_weburl}layout/style-d.css" type="text/css" media="(max-width: 499px),(max-device-width: 499px) and (orientation: portrait)">
EOT;
if (isset($CONFIG['page_refresh']) && is_numeric($CONFIG['page_refresh'])) {
echo <<<EOT
<meta http-equiv="refresh" content="{$CONFIG['page_refresh']}">
EOT;
}
if ($CONFIG['graph_type'] == 'canvas') {
echo <<<EOT
<script type="text/javascript" src="{$html_weburl}js/sprintf.js"></script>
<script type="text/javascript" src="{$html_weburl}js/strftime.js"></script>
<script type="text/javascript" src="{$html_weburl}js/RrdRpn.js"></script>
<script type="text/javascript" src="{$html_weburl}js/RrdTime.js"></script>
<script type="text/javascript" src="{$html_weburl}js/RrdGraph.js"></script>
<script type="text/javascript" src="{$html_weburl}js/RrdGfxCanvas.js"></script>
<script type="text/javascript" src="{$html_weburl}js/binaryXHR.js"></script>
<script type="text/javascript" src="{$html_weburl}js/rrdFile.js"></script>
<script type="text/javascript" src="{$html_weburl}js/RrdDataFile.js"></script>
<script type="text/javascript" src="{$html_weburl}js/RrdCmdLine.js"></script>
EOT;
}
if ($CONFIG['showtime']) {
echo <<<EOT
<script type="text/javascript" src="{$html_weburl}js/jquery-2.1.1.min.js"></script>
<script type="text/javascript" src="{$html_weburl}js/jquery.timeago.js"></script>
EOT;
}
echo <<<EOT
</head>
<body>
<div id="header">
<h1><a href="{$html_weburl}">Collectd Graph Panel</a></h1>
</div>
EOT;
if(!function_exists('json_decode')) {
echo <<<EOT
<div class="warnheader">
Your php version doesn't support <a href="http://php.net/json">JSON</a>. Your graphs would have looked more beautiful if it did.
</div>
EOT;
}
if($CONFIG['version'] == 4) {
echo <<<EOT
<div class="warnheader">
You are using Collectd 4, which is deprecated by CGP. Graphs like
<code>df</code> and <code>interfaces</code> may be incomplete.
</div>
EOT;
}
echo <<<EOT
<div id="content">
EOT;
}
function html_end($footer = false) {
global $CONFIG;
$html_weburl = htmlentities($CONFIG['weburl']);
if ($footer) {
$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> ({$version}) is distributed under the <a href="{$html_weburl}doc/LICENSE" rel="license">GNU General Public License (GPLv3)</a></span>
</div>
EOT;
}
if ($CONFIG['graph_type'] == 'canvas') {
if ($CONFIG['rrd_fetch_method'] == 'async') {
$js_async = 'true';
} else {
$js_async = 'false';
}
echo <<<EOT
<script src="{$html_weburl}js/CGP.js"></script>
<script>
CGP.drawAll($js_async);
</script>
EOT;
}
echo <<<EOT
</body>
</html>
EOT;
}
function plugin_header($host, $plugin) {
global $CONFIG;
printf("<h2><a href=\"%shost.php?h=%s&p=%s\">%s</a></h2>\n",
htmlentities($CONFIG['weburl']),
urlencode($host),
urlencode($plugin),
htmlentities($plugin));
}
function plugins_list($host, $selected_plugins = array()) {
global $CONFIG;
$plugins = collectd_plugins($host);
echo '<div class="plugins">';
echo '<h2>Plugins</h2>';
echo '<ul>';
printf("<li><a %shref=\"%shost.php?h=%s\">overview</a></li>\n",
selected_overview($selected_plugins),
htmlentities($CONFIG['weburl']),
urlencode($host)
);
# first the ones defined as ordered
foreach($CONFIG['overview'] as $plugin) {
if (in_array($plugin, $plugins)) {
printf("<li><a %shref=\"%shost.php?h=%s&p=%s\">%s</a></li>\n",
selected_plugin($plugin, $selected_plugins),
htmlentities($CONFIG['weburl']),
urlencode($host),
urlencode($plugin),
htmlentities($plugin)
);
}
}
# other plugins
foreach($plugins as $plugin) {
if (!in_array($plugin, $CONFIG['overview'])) {
printf("<li><a %shref=\"%shost.php?h=%s&p=%s\">%s</a></li>\n",
selected_plugin($plugin, $selected_plugins),
htmlentities($CONFIG['weburl']),
urlencode($host),
urlencode($plugin),
htmlentities($plugin)
);
}
}
echo '</ul>';
echo '</div>';
}
function selected_overview($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">', htmlentities($cat));
printf('<legend>%s</legend>', htmlentities($cat));
echo "<div class=\"summary\">\n";
$row_style = array(0 => "even", 1 => "odd");
$host_counter = 0;
foreach($hosts as $host) {
$host_counter++;
printf('<div class="row %s">', $row_style[$host_counter % 2]);
printf('<label><a href="%shost.php?h=%s">%s</a></label>',
htmlentities($CONFIG['weburl']),
urlencode($host),
htmlentities($host));
echo "<div class=\"hostinfo\">";
if ($CONFIG['showload']) {
require_once 'type/Default.class.php';
$load = array('h' => $host, 'p' => 'load', 't' => 'load');
$obj = new Type_Default($CONFIG, $load);
$obj->collectd_flush();
$rrd_info = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/load/load.rrd');
if ($rrd_info &&
isset($rrd_info['ds[shortterm].last_ds']) &&
isset($rrd_info['ds[midterm].last_ds']) &&
isset($rrd_info['ds[longterm].last_ds'])) {
$cores = count(group_plugindata(collectd_plugindata($host, 'cpu')));
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)
$class = ' crit';
elseif ($cores > 0 && $rrd_info[$info] > $cores)
$class = ' warn';
printf('<div class="field%s">%.2f</div>', $class, $rrd_info[$info]);
}
}
}
if ($CONFIG['showmem']) {
$rrd_info_mu = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/memory/memory-used.rrd');
$rrd_info_mf = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/memory/memory-free.rrd');
$rrd_info_bf = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/memory/memory-buffered.rrd');
$rrd_info_ca = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/memory/memory-cached.rrd');
# ignore if file does not exist
if ($rrd_info_mu && $rrd_info_mf && $rrd_info_bf && $rrd_info_ca) {
$info='ds[value].last_ds';
if (isset($rrd_info_mu[$info]) && isset($rrd_info_mf[$info]) && isset($rrd_info_bf[$info]) && isset($rrd_info_ca[$info]) ) {
$percent_mem = $rrd_info_mu[$info] * 100 / ($rrd_info_mu[$info] + $rrd_info_mf[$info] + $rrd_info_bf[$info] + $rrd_info_ca[$info]);
$class = '';
if ($percent_mem > 90)
$class = ' crit';
elseif ($percent_mem > 70)
$class = ' warn';
printf('<div class="field%s">%d%%</div>', $class, $percent_mem);
}
}
}
if ($CONFIG['showtime']) {
$rrd_info = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/load/load.rrd');
if ($rrd_info) {
$time = time() - $rrd_info['last_update'];
$class = 'wide';
if ($time > 300)
$class .= ' crit';
elseif ($time > 60)
$class .= ' warn';
printf('<div class="field %s"><time class="timeago" datetime="%s">%d seconds ago</time></div>',
$class, date('c', $rrd_info['last_update']), $time);
}
}
print "</div></div>\n";
}
echo "</div>\n";
echo "</fieldset>\n";
}
function breadcrumbs() {
$path = '';
if (GET('h'))
$path .= ' - '.ucfirst(GET('h'));
if (GET('p'))
$path .= ' - '.ucfirst(GET('p'));
if (GET('pi'))
$path .= ' - '.GET('pi');
if (GET('t') && GET('p') && GET('t') != GET('p'))
$path .= ' - '.GET('t');
if (GET('ti'))
$path .= ' - '.GET('ti');
return $path;
}
# generate graph url's for a plugin of a host
function graphs_from_plugin($host, $plugin, $overview=false) {
global $CONFIG;
if (!$plugindata = collectd_plugindata($host, $plugin))
return false;
if (!$plugindata = group_plugindata($plugindata))
return false;
if (!$plugindata = plugin_sort($plugindata))
return false;
foreach ($plugindata as $items) {
if (
$overview && isset($CONFIG['overview_filter'][$plugin]) &&
$CONFIG['overview_filter'][$plugin] !== array_intersect_assoc($CONFIG['overview_filter'][$plugin], $items)
) {
continue;
}
$items['h'] = $host;
$time = array_key_exists($plugin, $CONFIG['time_range'])
? $CONFIG['time_range'][$plugin]
: $CONFIG['time_range']['default'];
if ($CONFIG['graph_type'] == 'canvas') {
chdir($CONFIG['webdir']);
isset($items['p']) ? $_GET['p'] = $items['p'] : $_GET['p'] = '';
isset($items['pi']) ? $_GET['pi'] = $items['pi'] : $_GET['pi'] = '';
isset($items['t']) ? $_GET['t'] = $items['t'] : $_GET['t'] = '';
isset($items['ti']) ? $_GET['ti'] = $items['ti'] : $_GET['ti'] = '';
$_GET['s'] = $time;
include $CONFIG['webdir'].'/graph.php';
} else {
printf('<a href="%1$s%2$s"><img src="%1$s%3$s"></a>'."\n",
htmlentities($CONFIG['weburl']),
htmlentities(build_url('detail.php', $items, $time)),
htmlentities(build_url('graph.php', $items, $time))
);
}
}
}
# generate an url with GET values from $items
function build_url($base, $items, $s=NULL) {
global $CONFIG;
if (!is_array($items))
return false;
if (!is_numeric($s))
$s = $CONFIG['time_range']['default'];
// Remove all empty values
$items = array_filter($items, 'strlen');
if (!isset($items['s']))
$items['s'] = $s;
return "$base?" . http_build_query($items, '', '&');
}
|
