// ************ RRD status class **************
class rrdstat {
- var $rrd_file = 'sample.rrd';
+ var $rrd_file = null;
+ var $basename = null;
+
+ var $config_raw = null;
+ var $config_graph = null;
+ var $config_page = null;
var $rrd_fields = array();
var $rra_base = array();
var $status = 'unused';
- function rrdstat($init_info = null) {
+ function rrdstat($rrdconfig, $conf_id = null) {
// ***** init RRD stat module *****
- $this->set_def($init_info);
+ $this->set_def($rrdconfig, $conf_id);
- if (!is_writeable($this->rrd_file)) {
- if (!file_exists($this->rrd_file)) {
- if (touch($this->rrd_file)) { $this->create(); }
- else { trigger_error('RRD file can not be created', E_USER_WARNING); }
+ if (!is_null($this->rrd_file)) {
+ if (!is_writeable($this->rrd_file)) {
+ if (!file_exists($this->rrd_file)) {
+ if (@touch($this->rrd_file)) { $this->create(); }
+ else { trigger_error('RRD file can not be created', E_USER_WARNING); }
+ }
+ else {
+ if (is_readable($this->rrd_file)) { $this->status = 'readonly'; }
+ else { trigger_error('RRD file is not readable', E_USER_WARNING); }
+ }
}
else {
- if (is_readable($this->rrd_file)) { $this->status = 'readonly'; }
- else { trigger_error('RRD file is not readable', E_USER_WARNING); }
+ $this->status = 'ok';
}
}
- else {
- $this->status = 'ok';
- }
}
- function set_def($init_info = null) {
- if (is_array($init_info) && isset($init_info['file'])) {
+ function set_def($rrdconfig, $conf_id = null) {
+ if (is_array($rrdconfig)) {
// we have an array in the format we like to have
- $iinfo =& $init_info;
+ $complete_conf =& $rrdconfig;
}
else {
// we have something else (XML data?), try to generate the iinfo aray from it
- $iinfo =& $init_info;
+ $complete_conf =& $rrdconfig;
+ }
+
+ if (!is_null($conf_id)) {
+ $iinfo = isset($complete_conf[$conf_id])?$complete_conf[$conf_id]:array();
+ if (isset($complete_conf['*'])) {
+ $iinfo = (array)$iinfo + (array)$complete_conf['*'];
+ if (isset($complete_conf['*']['graph'])) { $iinfo['graph'] = (array)$iinfo['graph'] + (array)$complete_conf['*']['graph']; }
+ if (isset($complete_conf['*']['page'])) { $iinfo['page'] = (array)$iinfo['page'] + (array)$complete_conf['*']['page']; }
+ }
+ }
+ else {
+ $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
}
$this->rra_add_max = isset($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 = $iinfo;
}
function create() {
// feed new data into RRD
if ($this->status != 'ok') { trigger_error('Cannot update non-writeable file', E_USER_WARNING); return 1; }
$upvals = array();
- foreach($this->rrd_fields as $ds) {
- if (is_array($upArray) && isset($upArray[$ds['name']])) { $val = $upArray[$ds['name']]; }
- elseif (isset($ds['update'])) { $val = eval($ds['update']); }
- else { $val = null; }
- $upvals[] = $val;
+ if (isset($this->config_raw['update'])) {
+ $evalcode = $this->config_raw['update'];
+ if (!is_null($evalcode)) {
+ ob_start();
+ eval($evalcode);
+ $upvals = explode("\n", ob_get_contents());
+ ob_end_clean();
+ }
+ }
+ else {
+ foreach ($this->rrd_fields as $ds) {
+ if (is_array($upArray) && isset($upArray[$ds['name']])) { $val = $upArray[$ds['name']]; }
+ elseif (isset($ds['update'])) {
+ $val = null; $evalcode = null;
+ if (substr($ds['update'], 0, 4) == 'val:') {
+ $evalcode = 'print(trim('.substr($ds['update'], 4).'));';
+ }
+ elseif (substr($ds['update'], 0, 8) == 'snmp-if:') {
+ $snmphost = 'localhost'; $snmpcomm = 'public';
+ list($nix, $ifname, $valtype) = explode(':', $ds['update'], 3);
+ $iflist = explode("\n", `snmpwalk -v2c -c $snmpcomm $snmphost interfaces.ifTable.ifEntry.ifDescr`);
+ $ifnr = null;
+ foreach ($iflist as $ifdesc) {
+ if (preg_match('/ifDescr\.(\d+) = STRING: '.$ifname.'/', $ifdesc, $regs)) { $ifnr = $regs[1]; }
+ }
+ $oid = null;
+ if ($valtype == 'in') { $oid = '1.3.6.1.2.1.2.2.1.10.'.$ifnr; }
+ elseif ($valtype == 'out') { $oid = '1.3.6.1.2.1.2.2.1.16.'.$ifnr; }
+ if (!is_null($ifnr) && !is_null($oid)) {
+ $evalcode = 'print(trim(substr(strrchr(`snmpget -v2c -c '.$snmpcomm.' '.$snmphost.' '.$oid.'`,":"),1)));';
+ }
+ }
+ else { $evalcode = $ds['update']; }
+ if (!is_null($evalcode)) {
+ ob_start();
+ eval($evalcode);
+ $val = ob_get_contents();
+ ob_end_clean();
+ }
+ }
+ else { $val = null; }
+ $upvals[] = is_null($val)?'U':$val;
+ }
}
$update_cmd = 'rrdtool update '.$this->rrd_file.' N:'.implode(':', $upvals);
$output = array(); $return_var = null;
return ($return_var == 0);
}
- function graph($filename, $timeframe, $extra = null) {
- // create an RRD graph
- static $gColors;
+ function fetch($cf = 'AVERAGE', $resolution = null, $start = null, $end = null) {
+ // fetch data from a RRD
+ if (!in_array($this->status, array('ok','readonly'))) { trigger_error('Error: rrd status is '.$this->status, E_USER_WARNING); return false; }
+
+ if (!in_array($cf, array('AVERAGE','MIN','MAX','LAST'))) { $cf = 'AVERAGE'; }
+ if (!is_numeric($resolution)) { $resolution = $this->rrd_step; }
+ if (!is_numeric($end)) { $end = $this->last_update(); }
+ elseif ($end < 0) { $end += $this->last_update(); }
+ $end = intval($end/$resolution)*$resolution;
+ if (!is_numeric($start)) { $start = $end; }
+ elseif ($start < 0) { $start += $end; }
+ $start = intval($start/$resolution)*$resolution;
+
+ $fetch_cmd = 'rrdtool fetch '.$this->rrd_file.' '.$cf.' --resolution '.$resolution.' --start '.$start.' --end '.$end;
+ $return = `$fetch_cmd 2>&1`;
+
+ if (strpos($return, 'ERROR') !== false) {
+ trigger_error('rrd fetch error: '.$return, E_USER_WARNING);
+ $fresult = false;
+ }
+ else {
+ $fresult = array();
+ $rows = explode("\n", $return);
+ $fields = preg_split('/\s+/', array_shift($rows));
+ if (array_shift($fields) == 'timestamp') {
+ $fresult[0] = $fields;
+ foreach ($rows as $row) {
+ if (strlen(trim($row))) {
+ $rvals = preg_split('/\s+/', $row);
+ $rtime = array_shift($rvals);
+ $rv_array = array();
+ foreach ($rvals as $key=>$rval) {
+ $rv_array[$fields[$key]] = ($rval=='nan')?null:floatval($rval);
+ }
+ $fresult[$rtime] = $rv_array;
+ }
+ }
+ }
+ }
+ return $fresult;
+ }
+ function graph($timeframe = 'day', $sub = null, $extra = null) {
+ // create a RRD graph
+ static $gColors;
if (!isset($gColors)) {
$gColors = array('#00CC00','#0000FF','#000000','#FF0000','#00FF00','#FFFF00','#FF00FF','#00FFFF','#808080','#800000','#008000','#000080','#808000','#800080','#008080','#C0C0C0');
}
- if (is_null($filename) || !strlen($filename)) { $filename = str_replace('.rrd', '-%tf.png', $this->rrd_file); }
- $fname = str_replace('%tf', $timeframe, $filename);
- if (substr($fname, -4) != '.png') { $fname .= '.png'; }
+ if (!in_array($this->status, array('ok','readonly'))) { trigger_error('Error: rrd status is '.$this->status, E_USER_WARNING); return false; }
+
+ // assemble configuration
+ $gconf = (array)$extra;
+ if (!is_null($sub) && is_array($this->config_raw['graph.'.$sub])) {
+ $gconf = $gconf + $this->config_raw['graph.'.$sub];
+ }
+ $gconf = $gconf + (array)$this->config_graph;
+
+ if (isset($gconf['format']) && ($gconf['format'] == 'SVG')) {
+ $format = $gconf['format']; $fmt_ext = '.svg';
+ }
+ elseif (isset($gconf['format']) && ($gconf['format'] == 'EPS')) {
+ $format = $gconf['format']; $fmt_ext = '.eps';
+ }
+ elseif (isset($gconf['format']) && ($gconf['format'] == 'PDF')) {
+ $format = $gconf['format']; $fmt_ext = '.pdf';
+ }
+ else {
+ $format = 'PNG'; $fmt_ext = '.png';
+ }
+
+ if (isset($gconf['filename'])) { $fname = $gconf['filename']; }
+ else { $fname = $this->basename.(is_null($sub)?'':'-%s').'-%t%f'; }
+ $fname = str_replace('%s', strval($sub), $fname);
+ $fname = str_replace('%t', $timeframe, $fname);
+ $fname = str_replace('%f', $fmt_ext, $fname);
+ if (substr($fname, -strlen($fmt_ext)) != $fmt_ext) { $fname .= $fmt_ext; }
+ if (isset($gconf['path'])) { $fname = $gconf['path'].'/'.$fname; }
+ $fname = str_replace('//', '/', $fname);
$graphrows = array(); $gC = 0;
$gDefs = ''; $gGraphs = ''; $addSpecial = '';
if ($timeframe == 'day') {
- $duration = isset($extra['duration'])?$extra['duration']:30*3600; // 30 hours
- $slice = isset($extra['slice'])?$extra['slice']:300; // 5 minutes
+ $duration = isset($gconf['duration'])?$gconf['duration']:30*3600; // 30 hours
+ $slice = isset($gconf['slice'])?$gconf['slice']:300; // 5 minutes
// vertical lines at day borders
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d')).'#FF0000';
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d').' -1 day').'#FF0000';
+ if (!isset($gconf['grid_x'])) { $gconf['grid_x'] = 'HOUR:1:HOUR:6:HOUR:2:0:%-H'; }
}
elseif ($timeframe == 'week') {
- $duration = isset($extra['duration'])?$extra['duration']:8*86400; // 8 days
- $slice = isset($extra['slice'])?$extra['slice']:1800; // 30 minutes
+ $duration = isset($gconf['duration'])?$gconf['duration']:8*86400; // 8 days
+ $slice = isset($gconf['slice'])?$gconf['slice']:1800; // 30 minutes
// vertical lines at week borders
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d').' '.(-date('w')+1).' day').'#FF0000';
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d').' '.(-date('w')-6).' day').'#FF0000';
}
elseif ($timeframe == 'month') {
- $duration = isset($extra['duration'])?$extra['duration']:36*86400; // 36 days
- $slice = isset($extra['slice'])?$extra['slice']:7200; // 2 hours
+ $duration = isset($gconf['duration'])?$gconf['duration']:36*86400; // 36 days
+ $slice = isset($gconf['slice'])?$gconf['slice']:7200; // 2 hours
// vertical lines at month borders
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-01')).'#FF0000';
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-01').' -1 month').'#FF0000';
}
elseif ($timeframe == 'year') {
- $duration = isset($extra['duration'])?$extra['duration']:396*86400; // 365+31 days
- $slice = isset($extra['slice'])?$extra['slice']:86400; // 1 day
+ $duration = isset($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';
}
else {
- $duration = isset($extra['duration'])?$extra['duration']:$this->rrd_step*500; // 500 steps
- $slice = isset($extra['slice'])?$extra['slice']:$this->rrd_step; // whatever our step is
+ $duration = isset($gconf['duration'])?$gconf['duration']:$this->rrd_step*500; // 500 steps
+ $slice = isset($gconf['slice'])?$gconf['slice']:$this->rrd_step; // whatever our step is
}
- if (isset($extra['rows']) && count($extra['rows'])) {
- foreach ($extra['rows'] as $erow) {
+ if (isset($gconf['rows']) && count($gconf['rows'])) {
+ foreach ($gconf['rows'] as $erow) {
if (isset($erow['name']) && strlen($erow['name'])) {
+ if (!isset($erow['scale']) && isset($gconf['scale'])) { $erow['scale'] = $gconf['scale']; }
$grow = array();
$grow['dType'] = isset($erow['dType'])?$erow['dType']:'DEF';
- $grow['name'] = $erow['name'];
- $grow['dsname'] = isset($erow['dsname'])?$erow['dsname']:$erow['name'];
- $grow['cf'] = isset($erow['cf'])?$erow['cf']:'AVERAGE';
+ $grow['name'] = $erow['name'].(isset($erow['scale'])?'_tmp':'');
+ if ($grow['dType'] == 'DEF') {
+ $grow['dsname'] = isset($erow['dsname'])?$erow['dsname']:$erow['name'];
+ $grow['cf'] = isset($erow['cf'])?$erow['cf']:'AVERAGE';
+ }
+ else {
+ $grow['rpn_expr'] = isset($erow['rpn_expr'])?$erow['rpn_expr']:'0';
+ }
+ if (isset($erow['scale'])) {
+ $graphrows[] = $grow;
+ $grow = array();
+ $grow['dType'] = 'CDEF';
+ $grow['name'] = $erow['name'];
+ $grow['rpn_expr'] = $erow['name'].'_tmp,'.$erow['scale'].',*';
+ }
$grow['gType'] = isset($erow['gType'])?$erow['gType']:'LINE1';
$grow['color'] = isset($erow['color'])?$erow['color']:$gColors[$gC++];
if ($gC >= count($gColors)) { $gC = 0; }
if (isset($erow['legend'])) {
$grow['legend'] = $erow['legend'];
- if (!isset($extra['show_legend'])) { $extra['show_legend'] = true; }
+ if (!isset($gconf['show_legend'])) { $gconf['show_legend'] = true; }
}
if (isset($erow['stack'])) { $grow['stack'] = ($erow['stack'] == true); }
$graphrows[] = $grow;
}
}
else {
- foreach ($this->rrd_fields as $ds) {
+ foreach ($this->rrd_fields as $key=>$ds) {
$grow = array();
$grow['dType'] = 'DEF';
- $grow['name'] = $ds['name'];
+ $grow['name'] = $ds['name'].(isset($gconf['scale'])?'_tmp':'');
$grow['dsname'] = $ds['name'];
$grow['cf'] = 'AVERAGE';
- $grow['gType'] = ($ds['name']=='ds0')?'AREA':'LINE1';
+ if (isset($gconf['scale'])) {
+ $graphrows[] = $grow;
+ $grow = array();
+ $grow['dType'] = 'CDEF';
+ $grow['name'] = $ds['name'];
+ $grow['rpn_expr'] = $ds['name'].'_tmp,'.$gconf['scale'].',*';
+ }
+ $grow['gType'] = ((count($this->rrd_fields)==2) && ($key==0))?'AREA':'LINE1';
$grow['color'] = $gColors[$gC++]; if ($gC >= count($gColors)) { $gC = 0; }
$graphrows[] = $grow;
}
}
- $gOpts = ' --start '.($this->last_update()-$duration).' --end '.$this->last_update().' --step '.$slice;
- if (isset($extra['label_top'])) { $gOpts .= ' --title '.$extra['label_top']; }
- if (isset($extra['label_y'])) { $gOpts .= ' --vertical-label '.$extra['label_y']; }
- if (isset($extra['width'])) { $gOpts .= ' --width '.$extra['width']; }
- if (isset($extra['height'])) { $gOpts .= ' --height '.$extra['height'];
- if (($extra['height'] <= 32) && isset($extra['thumb']) && ($extra['thumb'])) { $gOpts .= ' --only-graph'; }
+ if (isset($gconf['special']) && count($gconf['special'])) {
+ foreach ($gconf['special'] as $crow) {
+ $srow = array();
+ $srow['sType'] = isset($crow['sType'])?$crow['sType']:'COMMENT';
+ if ($grow['sType'] != 'COMMENT') {
+ // XXX: use line below and remove cf var once we have rrdtol 1.2
+ // $srow['name'] = $crow['name'].(isset($crow['cf'])?'_'.$crow['cf']:'');
+ $srow['name'] = $crow['name'];
+ $srow['cf'] = isset($crow['cf'])?$crow['cf']:'AVERAGE';
+ if (isset($crow['cf'])) {
+ // XXX: use line below once we have rrdtol 1.2
+ // $graphrows[] = array('dType'=>'VDEF', 'name'=>$srow['name'].'_'.$crow['cf'], 'rpn_expr'=>$srow['name'].','.$crow['cf']);
+ }
+ elseif (isset($crow['rpn_expr'])) {
+ // XXX: does only work with rrdtool 1.2
+ $graphrows[] = array('dType'=>'VDEF', 'name'=>$srow['name'], 'rpn_expr'=>$crow['rpn_expr']);
+ }
+ }
+ $srow['text'] = isset($crow['text'])?$crow['text']:'';
+ $specialrows[] = $srow;
+ }
+ }
+ else {
+ foreach ($graphrows as $grow) {
+ if (isset($grow['gType']) && strlen($grow['gType'])) {
+ $textprefix = isset($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');
+ $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'], 'cf'=>'MAX', 'text'=>$textprefix.'|Maximum|%.2lf%s');
+ $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'], 'cf'=>'AVERAGE', 'text'=>$textprefix.'|Average|%.2lf%s');
+ $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'], 'cf'=>'LAST', 'text'=>$textprefix.'|Current|%.2lf%s');
+ }
+ }
+ }
+
+ $endtime = isset($gconf['time_end'])?$gconf['time_end']:(is_numeric($this->last_update())?$this->last_update():time());
+ $gOpts = ' --start '.($endtime-$duration).' --end '.$endtime.' --step '.$slice;
+ if (isset($gconf['label_top'])) { $gOpts .= ' --title '.$this->text_quote($gconf['label_top']); }
+ if (isset($gconf['label_y'])) { $gOpts .= ' --vertical-label '.$this->text_quote($gconf['label_y']); }
+ if (isset($gconf['width'])) { $gOpts .= ' --width '.$gconf['width']; }
+ if (isset($gconf['height'])) { $gOpts .= ' --height '.$gconf['height'];
+ if (($gconf['height'] <= 32) && isset($gconf['thumb']) && ($gconf['thumb'])) { $gOpts .= ' --only-graph'; }
}
- if (!isset($extra['show_legend']) || (!$extra['show_legend'])) { $gOpts .= ' --no-legend'; }
- if (isset($extra['min_y'])) { $gOpts .= ' --lower-limit '.$extra['min_y']; }
- if (isset($extra['max_y'])) { $gOpts .= ' --upper-limit '.$extra['max_y']; }
- if (isset($extra['fix_scale_y']) && $extra['fix_scale_y']) { $gOpts .= ' --rigid'; }
- if (isset($extra['grid_x'])) { $gOpts .= ' --x-grid '.$extra['grid_x']; }
- if (isset($extra['grid_y'])) { $gOpts .= ' --y-grid '.$extra['grid_y']; }
- if (isset($extra['units_exponent'])) { $gOpts .= ' --units-exponent '.$extra['units_exponent']; }
- if (isset($extra['units_length'])) { $gOpts .= ' --units-length '.$extra['units_length']; }
- if (!isset($extra['force_recreate']) || (!$extra['force_recreate'])) { $gOpts .= ' --lazy'; }
- if (isset($extra['force_color']) && is_array($extra['force_color'])) {
- foreach ($extra['force_color'] as $ctag=>$cval) { $gOpts .= ' --color '.$ctag.$cval; }
+ if (!isset($gconf['show_legend']) || (!$gconf['show_legend'])) { $gOpts .= ' --no-legend'; }
+ if (isset($gconf['min_y'])) { $gOpts .= ' --lower-limit '.$gconf['min_y']; }
+ if (isset($gconf['max_y'])) { $gOpts .= ' --upper-limit '.$gconf['max_y']; }
+ if (isset($gconf['fix_scale_y']) && $gconf['fix_scale_y']) { $gOpts .= ' --rigid'; }
+ if (isset($gconf['grid_x'])) { $gOpts .= ' --x-grid '.$gconf['grid_x']; }
+ if (isset($gconf['grid_y'])) { $gOpts .= ' --y-grid '.$gconf['grid_y']; }
+ if (isset($gconf['units_exponent'])) { $gOpts .= ' --units-exponent '.$gconf['units_exponent']; }
+ if (isset($gconf['units_length'])) { $gOpts .= ' --units-length '.$gconf['units_length']; }
+ if (!isset($gconf['force_recreate']) || (!$gconf['force_recreate'])) { $gOpts .= ' --lazy'; }
+ if (isset($gconf['force_color']) && is_array($gconf['force_color'])) {
+ foreach ($gconf['force_color'] as $ctag=>$cval) { $gOpts .= ' --color '.$ctag.$cval; }
}
- if (isset($extra['force_font']) && is_array($extra['force_font'])) {
- foreach ($extra['force_font'] as $ctag=>$cval) { $gOpts .= ' --font '.$ctag.$cval; }
+ if (isset($gconf['force_font']) && is_array($gconf['force_font'])) {
+ foreach ($gconf['force_font'] as $ctag=>$cval) { $gOpts .= ' --font '.$ctag.$cval; }
}
- if (isset($extra['units_binary']) && $extra['units_binary']) { $gOpts .= ' --base 1024'; }
+ if (isset($gconf['units_binary']) && $gconf['units_binary']) { $gOpts .= ' --base 1024'; }
foreach ($graphrows as $grow) {
if (isset($grow['dType']) && strlen($grow['dType'])) {
$gDefs .= ($grow['dType']=='DEF')?$this->rrd_file.':'.$grow['dsname'].':'.$grow['cf']:$grow['rpn_expr'];
}
if (isset($grow['gType']) && strlen($grow['gType'])) {
- // XXX: current rrdtools version doesn't support STACK flag, only STACK type
+ // XXX: change from STACK type to STACK flag once we have rrdtool 1.2
if (isset($grow['stack']) && $grow['stack']) { $grow['gType'] = 'STACK'; }
$gGraphs .= ' '.$grow['gType'].':'.$grow['name'].$grow['color'];
if (isset($grow['legend'])) { $gGraphs .= ':'.$this->text_quote($grow['legend']); }
- // XXX: when STACK flag is supported, remove above STACK if-command and uncomment the one below
+ // XXX: remove above STACK if-command and uncomment the one below once we have rrdtool 1.2
//if (isset($grow['stack']) && $grow['stack']) { $gGraphs .= ':STACK'; }
}
}
- $graph_cmd = 'rrdtool graph '.$fname.$gOpts.$gDefs.$gGraphs.$addSpecial;
+ foreach ($specialrows as $srow) {
+ $addSpecial .= ' '.$srow['sType'];
+ // XXX: eliminate cf once we have rrdtool 1.2
+ // $addSpecial .= ($grow['sType']!='COMMENT')?':'.$grow['name']:'');
+ $addSpecial .= (($srow['sType']!='COMMENT')?':'.$srow['name'].':'.$srow['cf']:'');
+ $addSpecial .= ':'.$this->text_quote($srow['text']);
+ }
+
+ $graph_cmd = 'rrdtool graph '.str_replace('*', '\*', $fname.$gOpts.$gDefs.$gGraphs.$addSpecial);
$return = `$graph_cmd 2>&1`;
- $retval = 0;
if (strpos($return, 'ERROR') !== false) {
trigger_error('rrd graph error: '.$return, E_USER_WARNING);
- $retval = 1;
+ $return = $graph_cmd."\n\n".$return;
}
- return $retval;
+ $return = 'file:'.$fname."\n".$return;
+ return $return;
}
- function simple_html($page_extras = null, $graph_extras = null) {
+ function simple_html($sub = null, $page_extras = null, $graph_extras = null) {
// create a simple (MRTG-like) HTML page and return it in a string
- $basename = str_replace('.rrd', '', $this->rrd_file);
- $out = '<html><head><title>'.$basename.' - RRD statistics</title></head><body>';
- $out .= '<p>Last Update: '.date('Y-m-d H:i:s', $this->last_update()).'</p>';
+ // 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;
+
+ $ptitle = isset($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)';
+ $gtitle['week'] = isset($pconf['title_week'])?$pconf['title_week']:'Week overview (scaling 30 minutes)';
+ $gtitle['month'] = isset($pconf['title_month'])?$pconf['title_month']:'Month overview (scaling 2 hours)';
+ $gtitle['year'] = isset($pconf['title_year'])?$pconf['title_year']:'Year overview (scaling 1 day)';
+
+ $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 .= 'h2 { font-weight: bold; font-size: 1em; }';
+ $out .= '.gdata, .gvar, .ginfo { font-size: 0.75em; margin: 0.5em 0; }';
+ $out .= 'table.gdata { border: 1px solid gray; border-collapse: collapse; }';
+ $out .= 'table.gdata td, table.gdata th { border: 1px solid gray; padding: 0.1em 0.2em; }';
+ $out .= '.footer { font-size: 0.75em; margin: 0.5em 0; }';
+ }
+ if (isset($pconf['style'])) { $out .= $pconf['style']; }
+ $out .= '</style>';
+ $out .= '</head>';
+ $out .= '<body>';
+
+ $out .= '<h1>'.$ptitle.'</h1>';
+ if (!isset($pconf['show_update']) || $pconf['show_update']) {
+ $out .= '<p class="last_up">Last Update: '.(is_null($this->last_update())?'unknown':date('Y-m-d H:i:s', $this->last_update())).'</p>';
+ }
if (in_array($this->status, array('ok','readonly'))) {
+ $g_sub = isset($pconf['graph_sub'])?$pconf['graph_sub']:null;
foreach (array('day','week','month','year') as $tframe) {
- $this->graph(null, $tframe, $graph_extras);
- $out .= '<p><img src="'.$basename.'-'.$tframe.'.png"></p>';
+ $ret = $this->graph($tframe, $g_sub, $graph_extras);
+ if (strpos($ret, "\n\n") !== false) { $graph_cmd = substr($ret, 0, strpos($ret, "\n\n")); $ret = substr($ret, strpos($ret, "\n\n")+2); }
+ else { $graph_cmd = null; }
+ $grout = explode("\n",$ret);
+ $gfilename = null;
+ $gmeta = array();
+ foreach ($grout as $gline) {
+ if (preg_match('/^file:(.+)$/', $gline, $regs)) {
+ $gfilename = $regs[1];
+ }
+ elseif (preg_match('/^(\d+)x(\d+)$/', $gline, $regs)) {
+ $gmeta['width'] = $regs[1]; $gmeta['height'] = $regs[2];
+ }
+ elseif (preg_match('/^([^\|]+)\|([^|]+)\|([^\|]*)$/', $gline, $regs)) {
+ $gmeta['data'][$regs[1]][$regs[2]] = $regs[3];
+ }
+ elseif (preg_match('/^([^\|]+)\|([^\|]*)$/', $gline, $regs)) {
+ $gmeta['var'][$regs[1]] = $regs[2];
+ }
+ elseif (strlen(trim($gline))) {
+ $gmeta['info'][] = $gline;
+ }
+ }
+ if (is_null($gfilename)) { $gfilename = $this->basename.(!is_null($g_sub)?'-'.$g_sub:'').'-'.$tframe.'.png'; }
+ if (isset($pconf['graph_url'])) {
+ $gURL = $pconf['graph_url'];
+ $fname = str_replace('%f', basename($gfilename), $gURL);
+ $fname = str_replace('%p', $gfilename, $gURL);
+ if (substr($gURL, -1) == '/') { $gURL .= $gfilename; }
+ }
+ else {
+ $gURL = $gfilename;
+ }
+ $out .= '<div class="'.$tframe.'">';
+// $out .= '<p>'.nl2br($ret).'</p>';
+ $out .= '<h2>'.$gtitle[$tframe].'</h2>';
+ $out .= '<img src="'.$gURL.'"';
+ $out .= ' alt="'.$this->basename.(!is_null($g_sub)?' - '.$g_sub:'').' - '.$tframe.'" class="rrdgraph"';
+ $out .= ' style="width:'.$gmeta['width'].'px;height:'.$gmeta['height'].'px;">';
+ if (isset($gmeta['data']) && count($gmeta['data'])) {
+ $out .= '<table class="gdata">';
+ foreach ($gmeta['data'] as $field=>$gdata) {
+ $out .= '<tr><th>'.$field.'</th>';
+ foreach ($gdata as $gkey=>$gval) {
+ $out .= '<td><span class="gkey">'.$gkey.': </span>'.$gval.'</td>';
+ }
+ $out .= '</tr>';
+ }
+ $out .= '</table>';
+ }
+ if (isset($gmeta['var']) && count($gmeta['var'])) {
+ foreach ($gmeta['var'] as $gkey=>$gval) {
+ $out .= '<p class="gvar"><span class="gkey">'.$gkey.': </span>'.$gval.'</p>';
+ }
+ }
+ if (isset($gmeta['info']) && count($gmeta['info'])) {
+ foreach ($gmeta['info'] as $gval) {
+ $out .= '<p class="ginfo">'.$gval.'</p>';
+ }
+ }
}
}
else {
$out .= 'RRD error: status is "'.$this->status.'"';
}
+ $out .= '</div>';
+
+ $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>';
- $ou .= '</body></html>';
+ $out .= '</body></html>';
return $out;
}