var $rrd_file = null;
var $basename = null;
+ var $config_all = null;
var $config_raw = null;
var $config_graph = null;
var $config_page = null;
// ***** init RRD stat module *****
$this->set_def($rrdconfig, $conf_id);
- if (!is_null($this->rrd_file)) {
+ if (($this->status == 'unused') && !is_null($this->rrd_file)) {
if (!is_writeable($this->rrd_file)) {
if (!file_exists($this->rrd_file)) {
if (@touch($this->rrd_file)) { $this->create(); }
$iinfo = $complete_conf;
}
- if (!isset($iinfo['file'])) { return false; }
-
- $this->rrd_file = $iinfo['file'];
- $this->basename = (substr($this->rrd_file, -4) == '.rrd')?substr($this->rrd_file, 0, -4):$this->rrd_file;
-
- // fields (data sources, DS)
- // name - DS name
- // type - one of COUNTER, GAUGE, DERIVE, ABSOLUTE
- // heartbeat - if no sample recieved for that time, store UNKNOWN
- // min - U (unconstrained) or minimum value
- // max - U (unconstrained) or maximum value
- // update - this string will be fed into eval() for updating this field
- if (isset($iinfo['fields']) && is_array($iinfo['fields'])) {
- $this->rrd_fields = $iinfo['fields'];
+ if (isset($iinfo['graph-only']) && $iinfo['graph-only'] && !is_null($conf_id)) {
+ $this->basename = $conf_id;
+ $this->status = 'graphonly';
}
- else {
- $this->rrd_fields[] = array('name' => 'ds0', 'type' => 'COUNTER', 'heartbeat' => 600, 'min' => 'U', 'max' => 'U');
- $this->rrd_fields[] = array('name' => 'ds1', 'type' => 'COUNTER', 'heartbeat' => 600, 'min' => 'U', 'max' => 'U');
+ elseif (isset($iinfo['file'])) {
+ $this->rrd_file = $iinfo['file'];
+ $this->basename = (substr($this->rrd_file, -4) == '.rrd')?substr($this->rrd_file, 0, -4):$this->rrd_file;
}
+ else {
+ $this->basename = !is_null($conf_id)?$conf_id:'xxx.unknown';
+ }
+
+ if (isset($iinfo['file'])) {
+ // fields (data sources, DS)
+ // name - DS name
+ // type - one of COUNTER, GAUGE, DERIVE, ABSOLUTE
+ // heartbeat - if no sample recieved for that time, store UNKNOWN
+ // min - U (unconstrained) or minimum value
+ // max - U (unconstrained) or maximum value
+ // update - this string will be fed into eval() for updating this field
+ if (isset($iinfo['fields']) && is_array($iinfo['fields'])) {
+ $this->rrd_fields = $iinfo['fields'];
+ }
+ else {
+ $this->rrd_fields[] = array('name' => 'ds0', 'type' => 'COUNTER', 'heartbeat' => 600, 'min' => 'U', 'max' => 'U');
+ $this->rrd_fields[] = array('name' => 'ds1', 'type' => 'COUNTER', 'heartbeat' => 600, 'min' => 'U', 'max' => 'U');
+ }
- // MRTG-style RRD "database", see http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/tut/rrdtutorial.en.html
- //
- // archives (RRAs):
- // 600 samples of 5 minutes (2 days and 2 hours)
- // 700 samples of 30 minutes (2 days and 2 hours, plus 12.5 days)
- // 775 samples of 2 hours (above + 50 days)
- // 797 samples of 1 day (above + 732 days, rounded up to 797)
+ // MRTG-style RRD "database", see http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/tut/rrdtutorial.en.html
+ //
+ // archives (RRAs):
+ // 600 samples of 5 minutes (2 days and 2 hours)
+ // 700 samples of 30 minutes (2 days and 2 hours, plus 12.5 days)
+ // 775 samples of 2 hours (above + 50 days)
+ // 797 samples of 1 day (above + 732 days, rounded up to 797)
- $this->rrd_step = isset($iinfo['rrd_step'])?$iinfo['rrd_step']:300;
+ $this->rrd_step = isset($iinfo['rrd_step'])?$iinfo['rrd_step']:300;
- if (isset($iinfo['rra_base']) && is_array($iinfo['rra_base'])) {
- $this->rra_base = $iinfo['rra_base'];
- }
- else {
- $this->rra_base[] = array('step' => 1, 'rows' => 600);
- $this->rra_base[] = array('step' => 6, 'rows' => 700);
- $this->rra_base[] = array('step' => 24, 'rows' => 775);
- $this->rra_base[] = array('step' => 288, 'rows' => 797);
- }
+ if (isset($iinfo['rra_base']) && is_array($iinfo['rra_base'])) {
+ $this->rra_base = $iinfo['rra_base'];
+ }
+ else {
+ $this->rra_base[] = array('step' => 1, 'rows' => 600);
+ $this->rra_base[] = array('step' => 6, 'rows' => 700);
+ $this->rra_base[] = array('step' => 24, 'rows' => 775);
+ $this->rra_base[] = array('step' => 288, 'rows' => 797);
+ }
- $this->rra_add_max = isset($iinfo['rra_add_max'])?$iinfo['rra_add_max']:true;
+ $this->rra_add_max = isset($iinfo['rra_add_max'])?$iinfo['rra_add_max']:true;
+ }
if (isset($iinfo['graph'])) { $this->config_graph = $iinfo['graph']; }
if (isset($iinfo['page'])) { $this->config_page = $iinfo['page']; }
$this->config_raw = $iinfo;
+ $this->config_all = $complete_conf;
}
function create() {
}
}
}
- $output = array(); $return_var = null;
- exec($create_cmd, $output, $return_var);
- if ($return_var) { trigger_error('rrd create returned with value '.$return_var, E_USER_WARNING); }
+ $return = `$create_cmd 2>&1`;
+ if (strpos($return, 'ERROR') !== false) {
+ trigger_error($this->rrd_file.' - rrd create error: '.$return, E_USER_WARNING);
+ }
else { $this->status = 'ok'; }
}
if (!is_null($evalcode)) {
ob_start();
eval($evalcode);
- $upvals = explode("\n", ob_get_contents());
+ $ret = ob_get_contents();
+ if (strlen($ret)) { $upvals = explode("\n", $ret); }
ob_end_clean();
}
+ $walkfunc = create_function('&$val,$key', '$val = is_numeric(trim($val))?trim($val):"U";');
+ array_walk($upvals, $walkfunc);
}
else {
foreach ($this->rrd_fields as $ds) {
$upvals[] = is_null($val)?'U':$val;
}
}
- $update_cmd = 'rrdtool update '.$this->rrd_file.' N:'.implode(':', $upvals);
- $output = array(); $return_var = null;
- exec($update_cmd, $output, $return_var);
- if ($return_var) { trigger_error('rrd update returned with value '.$return_var, E_USER_WARNING); }
+ $return = null;
+ if (count($upvals)) {
+ $update_cmd = 'rrdtool update '.$this->rrd_file.' N:'.implode(':', $upvals);
+ $return = `$update_cmd 2>&1`;
+ }
+
+ if (strpos($return, 'ERROR') !== false) {
+ trigger_error($this->rrd_file.' - rrd update error: '.$return, E_USER_WARNING);
+ $success = false;
+ }
+ else { $success = true; }
return ($return_var == 0);
}
$return = `$fetch_cmd 2>&1`;
if (strpos($return, 'ERROR') !== false) {
- trigger_error('rrd fetch error: '.$return, E_USER_WARNING);
+ trigger_error($this->rrd_file.' - rrd fetch error: '.$return, E_USER_WARNING);
$fresult = false;
}
else {
$gColors = array('#00CC00','#0000FF','#000000','#FF0000','#00FF00','#FFFF00','#FF00FF','#00FFFF','#808080','#800000','#008000','#000080','#808000','#800080','#008080','#C0C0C0');
}
- if (!in_array($this->status, array('ok','readonly'))) { trigger_error('Error: rrd status is '.$this->status, E_USER_WARNING); return false; }
+ if (!in_array($this->status, array('ok','readonly','graphonly'))) { trigger_error('Error: rrd status is '.$this->status, E_USER_WARNING); return false; }
// assemble configuration
$gconf = (array)$extra;
$duration = isset($gconf['duration'])?$gconf['duration']:396*86400; // 365+31 days
$slice = isset($gconf['slice'])?$gconf['slice']:86400; // 1 day
// vertical lines at month borders
- $addSpecial .= ' VRULE:'.strtotime(date('Y-01-01')).'#FF0000';
- $addSpecial .= ' VRULE:'.strtotime(date('Y-01-01').' -1 year').'#FF0000';
+ $addSpecial .= ' VRULE:'.strtotime(date('Y-01-01 12:00:00')).'#FF0000';
+ $addSpecial .= ' VRULE:'.strtotime(date('Y-01-01 12:00:00').' -1 year').'#FF0000';
}
else {
$duration = isset($gconf['duration'])?$gconf['duration']:$this->rrd_step*500; // 500 steps
$grow['name'] = $erow['name'].(isset($erow['scale'])?'_tmp':'');
if ($grow['dType'] == 'DEF') {
$grow['dsname'] = isset($erow['dsname'])?$erow['dsname']:$erow['name'];
+ if (isset($erow['dsfile'])) { $grow['dsfile'] = $erow['dsfile']; }
$grow['cf'] = isset($erow['cf'])?$erow['cf']:'AVERAGE';
}
else {
if (!isset($gconf['show_legend'])) { $gconf['show_legend'] = true; }
}
if (isset($erow['stack'])) { $grow['stack'] = ($erow['stack'] == true); }
+ if (isset($erow['desc'])) { $grow['desc'] = $erow['desc']; }
$graphrows[] = $grow;
}
}
else {
foreach ($graphrows as $grow) {
if (isset($grow['gType']) && strlen($grow['gType'])) {
- $textprefix = isset($grow['legend'])?$grow['legend']:$grow['name'];
+ $textprefix = isset($grow['desc'])?$grow['desc']:(isset($grow['legend'])?$grow['legend']:$grow['name']);
// XXX: use lines below once we have rrdtol 1.2
// $graphrows[] = array('dType'=>'VDEF', 'name'=>$grow['name'].'_last', 'rpn_expr'=>$grow['name'].',LAST');
// $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'].'_last', 'text'=>'%3.2lf%s');
foreach ($graphrows as $grow) {
if (isset($grow['dType']) && strlen($grow['dType'])) {
$gDefs .= ' '.$grow['dType'].':'.$grow['name'].'=';
- $gDefs .= ($grow['dType']=='DEF')?$this->rrd_file.':'.$grow['dsname'].':'.$grow['cf']:$grow['rpn_expr'];
+ if ($grow['dType'] == 'DEF') {
+ $gDefs .= isset($grow['dsfile'])?$grow['dsfile']:$this->rrd_file;
+ $gDefs .= ':'.$grow['dsname'].':'.$grow['cf'];
+ }
+ else { $gDefs .= $grow['rpn_expr']; }
}
if (isset($grow['gType']) && strlen($grow['gType'])) {
// XXX: change from STACK type to STACK flag once we have rrdtool 1.2
$return = `$graph_cmd 2>&1`;
if (strpos($return, 'ERROR') !== false) {
- trigger_error('rrd graph error: '.$return, E_USER_WARNING);
+ trigger_error($this->rrd_file.' - rrd graph error: '.$return, E_USER_WARNING);
$return = $graph_cmd."\n\n".$return;
}
$return = 'file:'.$fname."\n".$return;
return $return;
}
+ function page($sub = null, $page_extras = null, $graph_extras = null) {
+ // create a (HTML) page and return it in a string
+
+ // assemble configuration
+ $pconf = (array)$page_extras;
+ if (!is_null($sub) && is_array($this->config_raw['page.'.$sub])) {
+ $pconf = $pconf + $this->config_raw['page.'.$sub];
+ }
+ $pconf = $pconf + (array)$this->config_page;
+
+ $return = null;
+ switch ($pconf['type']) {
+ case 'index':
+ $return = $this->page_index($pconf);
+ break;
+ case 'overview':
+ $return = $this->page_overview($pconf, $graph_extras);
+ break;
+ case 'simple':
+ default:
+ $return = $this->page_simple($pconf, $graph_extras);
+ break;
+ }
+ return $return;
+ }
+
function simple_html($sub = null, $page_extras = null, $graph_extras = null) {
// create a simple (MRTG-like) HTML page and return it in a string
+ // XXX: this is here temporarily for compat only, it's preferred to use page()!
// assemble configuration
$pconf = (array)$page_extras;
}
$pconf = $pconf + (array)$this->config_page;
+ return $this->page_simple($pconf, $graph_extras);
+ }
+
+ function page_index($pconf) {
+ // create a bare, very simple index list HTML page and return it in a string
+
+ $ptitle = isset($pconf['title_page'])?$pconf['title_page']:'Index - RRD statistics';
+
+ $out = '<html><head>';
+ $out .= '<title>'.$ptitle.'</title>';
+ $out .= '<style>';
+ if (isset($pconf['style_base'])) { $out .= $pconf['style_base']; }
+ else {
+ $out .= 'h1 { font-weight: bold; font-size: 1.5em; }';
+ $out .= '.footer { font-size: 0.75em; margin: 0.5em 0; }';
+ $out .= 'li.scanfile { font-style: italic; }';
+ }
+ if (isset($pconf['style'])) { $out .= $pconf['style']; }
+ $out .= '</style>';
+ $out .= '</head>';
+ $out .= '<body>';
+
+ $out .= '<h1>'.$ptitle.'</h1>';
+ $out .= '<p class="intro">The following RRD stats are available:</p>';
+
+ $out .= '<ul class="indexlist">';
+ $snames = array(); $s_exclude = array();
+ $stats = array(); $sfiles = array();
+ if (isset($pconf['index_ids'])) {
+ foreach (explode(',', $pconf['index_ids']) as $iid) {
+ if ($iid{0} == '-') { $s_exclude[] = substr($iid, 1); }
+ else { $snames[] = $iid; }
+ }
+ }
+ if (!isset($pconf['scan_config']) || $pconf['scan_config']) {
+ foreach ($this->config_all as $iname=>$rinfo) {
+ if (($iname != '*') && !(isset($rinfo['hidden']) && $rinfo['hidden']) &&
+ !(in_array($iname, $snames)) && !(in_array($iname, $s_exclude))) {
+ $snames[] = $iname;
+ }
+ }
+ }
+ foreach ($snames as $iname) {
+ $newstat = array('name'=>$iname);
+ $sfiles[] = isset($this->config_all[$iname]['file'])?$this->config_all[$iname]['file']:$iname.'.rrd';
+ foreach ($this->config_all[$iname] as $key=>$val) {
+ if (substr($key, 0, 5) == 'page.') { $newstat['sub'][] = substr($key, 5); }
+ }
+ $stats[] = $newstat;
+ }
+ if (isset($pconf['scan_files']) && $pconf['scan_files']) {
+ $rrdfiles = glob('*.rrd');
+ foreach ($rrdfiles as $rrdfile) {
+ $iname = (substr($rrdfile, -4) == '.rrd')?substr($rrdfile, 0, -4):$rrdfile;
+ if (!in_array($rrdfile, $sfiles) && !(in_array($iname, $s_exclude))) {
+ $stats[] = array('name'=>$iname, 'class'=>'scanfile');
+ }
+ }
+ }
+ foreach ($stats as $stat) {
+ $out .= '<li'.(isset($stat['class'])?' class="'.$stat['class'].'"':'').'>';
+ $surl = '?stat='.$stat['name'];
+ $out .= '<a href="'.$surl.'">'.$stat['name'].'</a>';
+ if (isset($stat['sub']) && count($stat['sub'])) {
+ $sprt = array();
+ foreach ($stat['sub'] as $ssub) { $sprt[] = '<a href="'.$surl.'&sub='.$ssub.'">'.$ssub.'</a>'; }
+ $out .= ' <span="subs">('.implode(', ', $sprt).')</span>';
+ }
+ $out .= '</li>';
+ }
+ $out .= '</ul>';
+
+ $out .= '<p class="footer">';
+ $out .= 'Statistics created by <a href="http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/">RRDtool</a>';
+ $out .= ' using a library created by <a href="http://www.kairo.at/">KaiRo.at</a>.';
+ $out .= '</p>';
+
+ $out .= '</body></html>';
+
+ return $out;
+ }
+
+ function page_overview($pconf, $graph_extras = null) {
+ // create an overview HTML page (including graphs) and return it in a string
+
+ return $this->page_index($pconf);
+ }
+
+ function page_simple($pconf, $graph_extras = null) {
+ // create a simple (MRTG-like) HTML page and return it in a string
+
$ptitle = isset($pconf['title_page'])?$pconf['title_page']:$this->basename.' - RRD statistics';
$gtitle = array();
$gtitle['day'] = isset($pconf['title_day'])?$pconf['title_day']:'Day overview (scaling 5 minutes)';
$out .= '<p class="last_up">Last Update: '.(is_null($this->last_update())?'unknown':date('Y-m-d H:i:s', $this->last_update())).'</p>';
}
- if (in_array($this->status, array('ok','readonly'))) {
+ if (in_array($this->status, array('ok','readonly','graphonly'))) {
$g_sub = isset($pconf['graph_sub'])?$pconf['graph_sub']:null;
foreach (array('day','week','month','year') as $tframe) {
$ret = $this->graph($tframe, $g_sub, $graph_extras);