X-Git-Url: https://git-public.kairo.at/?p=php-utility-classes.git;a=blobdiff_plain;f=include%2Fclasses%2Frrdstat.php-class;h=3f5e98f920ca49e0dde13dc64a164752774fccff;hp=6b241c7d281f0faf2c90304f47a8b009296717d6;hb=ea29ba0c875bd7bfb762d831e81e8074c5f6ce32;hpb=099bd59fede8a97b821b13ad8a931239c9c751bf;ds=sidebyside diff --git a/include/classes/rrdstat.php-class b/include/classes/rrdstat.php-class index 6b241c7..3f5e98f 100644 --- a/include/classes/rrdstat.php-class +++ b/include/classes/rrdstat.php-class @@ -1,24 +1,172 @@ + * + * ***** END LICENSE BLOCK ***** */ + class rrdstat { + // rrdstat PHP class + // rrdtool statistics functions + // + // function __construct($rrdconfig, [$conf_id]) + // CONSTRUCTOR + // if $conf_id is set, $rrdconfig is a total configuration set + // else it's the configuration for this one RRD + // currently only a config array is supported, XML config is planned + // + // private $rrdtool_bin + // RRDtool binary to use + // + // private $rrd_file + // RRD file name + // + // private $basename + // base name for this RRD (usually file name without .rrd) + // + // private $basedir + // base directory for this RRD (with a trailing slash) + // note that $rrd_file usually includes that path as well, but graph directory gets based on this value + // + // private $config_all + // complete, raw configuration array set + // + // private $config_raw + // configuration array set for current RRD + // + // private $config_graph + // configuration array set for default graph in this RRD + // + // private $config_page + // configuration array set for default page in this RRD + // + // private $rrd_fields + // definition of this RRD's fields + // + // private $rra_base + // definition of this RRD's base RRAs + // + // private $rrd_step + // basic stepping of this RRD in seconds (default: 300) + // + // private $rra_add_max + // should RRAs for MAX be added for every base RRA? (bool, default: true) + // + // private $status + // status of the RRD (unused/ok/readonly/graphonly) + // note that most functions require certain status values + // (e.g. update only works if status is ok, graph for ok/readonly/graphonly) + // + // private $mod_textdomain + // GNU gettext domain for this module + // + // private function set_def($rrdconfig, [$conf_id]) + // set definitions based on given configuration + // [intended for internal use, called by the constructor] + // + // public function rrd_version() { + // get RRDtool version string + // + // public function create() + // create RRD file according to set config + // + // public function update([$upArray]) + // feed new data into RRD (either use given array of values or use auto-update info from config) + // + // public function fetch([$cf] = 'AVERAGE', $resolution = null, $start = null, $end = null) + // fetch data from the defined RRD + // using given consolidation function [default is AVERAGE], + // resolution (seconds, default is the RRD's stepping), + // start and end times (unix epoch, defaults are the RRD's last update time) + // + // public function last_update() + // fetch time of last update in this RRD file + // + // public function graph([$timeframe], [$sub], [$extra]) + // create a RRD graph (and return all meta info in a flat string) + // for given timeframe (day [default]/week/month/year), + // sub-graph ID (if given) and extra config options (if given) + // + // public function graph_plus([$timeframe], [$sub], [$extra]) + // create a RRD graph (see above) and return meta info as a ready-to-use array + // + // public function page([$sub], [$page_extras], [$graph_extras]) + // create a (HTML) page and return it in a string + // for given sub-page ID (if given, default is a simple HTML page) + // and extra page and graph config options (if given) + // + // public function simple_html([$sub], [$page_extras], [$graph_extras]) + // create a simple (MRTG-like) HTML page and return it in a string + // XXX: this is here temporarily for compat only, it's preferred to use page()! + // + // private function page_index($pconf) + // create a bare, very simple index list HTML page and return it in a string + // using given page config options + // [intended for internal use, called by page()] + // + // private function page_overview($pconf, [$graph_extras]) + // create an overview HTML page (including graphs) and return it in a string + // using given page config options and extra graph options (if given) + // [intended for internal use, called by page()] + // + // private function page_simple($pconf, [$graph_extras]) + // create a simple (MRTG-like) HTML page and return it in a string + // using given page config options and extra graph options (if given) + // [intended for internal use, called by page()] + // + // private function h_page_statsArray($pconf) + // return array of stats to list on a page, using given page config options + // [intended for internal use, called by page_*()] + // + // private function h_page_footer() + // return generic page footer + // [intended for internal use, called by page_*()] + // + // private function text_quote($text) + // return a quoted/escaped text for use in rrdtool commandline text fields + + private $rrdtool_bin = '/usr/bin/rrdtool'; - var $rrd_file = null; - var $basename = null; + private $rrd_file = null; + private $basename = null; + private $basedir = null; - var $config_all = null; - var $config_raw = null; - var $config_graph = null; - var $config_page = null; + private $config_all = null; + private $config_raw = null; + private $config_graph = null; + private $config_page = null; - var $rrd_fields = array(); - var $rra_base = array(); - var $rrd_step = 300; - var $rra_add_max = true; + private $rrd_fields = array(); + private $rra_base = array(); + private $rrd_step = 300; + private $rra_add_max = true; - var $status = 'unused'; + private $status = 'unused'; - function rrdstat($rrdconfig, $conf_id = null) { + private $mod_textdomain; + + function __construct($rrdconfig, $conf_id = null) { // ***** init RRD stat module ***** + $this->mod_textdomain = 'class_rrdstat'; + $mod_charset = 'utf-8'; + + bindtextdomain($this->mod_textdomain, class_exists('baseutils')?baseutils::getDir('locale'):'locale/'); + bind_textdomain_codeset($this->mod_textdomain, $mod_charset); + $this->set_def($rrdconfig, $conf_id); if (($this->status == 'unused') && !is_null($this->rrd_file)) { @@ -38,7 +186,7 @@ class rrdstat { } } - function set_def($rrdconfig, $conf_id = null) { + private function set_def($rrdconfig, $conf_id = null) { if (is_array($rrdconfig)) { // we have an array in the format we like to have $complete_conf =& $rrdconfig; @@ -52,27 +200,40 @@ class rrdstat { $iinfo = isset($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)$complete_conf['*']['page']; } + if (isset($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['path']) && strlen($iinfo['path'])) { + $this->basedir = $iinfo['path']; + if (substr($this->basedir, -1) != '/') { $this->basedir .= '/'; } + } + if (isset($iinfo['graph-only']) && $iinfo['graph-only'] && !is_null($conf_id)) { $this->basename = $conf_id; $this->status = 'graphonly'; } elseif (isset($iinfo['file'])) { - $this->rrd_file = $iinfo['file']; - $this->basename = (substr($this->rrd_file, -4) == '.rrd')?substr($this->rrd_file, 0, -4):$this->rrd_file; + $this->rrd_file = (($iinfo['file']{0} != '/')?$this->basedir:'').$iinfo['file']; + $this->basename = basename((substr($this->rrd_file, -4) == '.rrd')?substr($this->rrd_file, 0, -4):$this->rrd_file); + } + elseif (!is_null($conf_id) && file_exists($conf_id.'.rrd')) { + $this->rrd_file = (($iinfo['file']{0} != '/')?$this->basedir:'').$conf_id.'.rrd'; + $this->basename = $conf_id; } else { $this->basename = !is_null($conf_id)?$conf_id:'xxx.unknown'; } - if (isset($iinfo['file'])) { + if (!is_null($this->rrd_file)) { // fields (data sources, DS) // name - DS name // type - one of COUNTER, GAUGE, DERIVE, ABSOLUTE @@ -89,7 +250,7 @@ class rrdstat { } - // MRTG-style RRD "database", see http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/tut/rrdtutorial.en.html + // MRTG-style RRD "database", see http://oss.oetiker.ch/rrdtool/tut/rrdtutorial.en.html // // archives (RRAs): // 600 samples of 5 minutes (2 days and 2 hours) @@ -118,11 +279,31 @@ class rrdstat { $this->config_all = $complete_conf; } - function create() { + public function rrd_version() { + // return RRDtool version + static $version; + if (!isset($version)) { + $create_cmd = $this->rrdtool_bin.' --version'; + $return = `$create_cmd 2>&1`; + if (strpos($return, 'ERROR') !== false) { + trigger_error($this->rrd_file.' - rrd version error: '.$return, E_USER_WARNING); + } + + if (preg_match('/^\s*RRDtool ([\d\.]+)\s+/', $return, $regs)) { + $version = $regs[1]; + } + else { + $version = '0.0'; + } + } + return $version; + } + + public function create() { // create RRD file // compose create command - $create_cmd = 'rrdtool create '.$this->rrd_file.' --step '.$this->rrd_step; + $create_cmd = $this->rrdtool_bin.' create '.$this->rrd_file.' --step '.$this->rrd_step; foreach ($this->rrd_fields as $ds) { if (!isset($ds['type'])) { $ds['type'] = 'COUNTER'; } if (!isset($ds['heartbeat'])) { $ds['heartbeat'] = 2*$this->rrd_step; } @@ -156,21 +337,25 @@ class rrdstat { else { $this->status = 'ok'; } } - function update($upArray = null) { + public function update($upArray = null) { // feed new data into RRD - if ($this->status != 'ok') { trigger_error('Cannot update non-writeable file', E_USER_WARNING); return 1; } + if ($this->status != 'ok') { trigger_error('Cannot update non-writeable file', E_USER_WARNING); return false; } $upvals = array(); if (isset($this->config_raw['update'])) { - $evalcode = $this->config_raw['update']; - if (!is_null($evalcode)) { - ob_start(); - eval($evalcode); - $ret = ob_get_contents(); - if (strlen($ret)) { $upvals = explode("\n", $ret); } - ob_end_clean(); + if (preg_match('/^\s*function\s+{(.*)}\s*$/is', $this->config_raw['update'], $regs)) { + $upfunc = create_function('', $regs[1]); + $upvals = $upfunc(); + } + else { + $evalcode = $this->config_raw['update']; + if (!is_null($evalcode)) { + ob_start(); + eval($evalcode); + $ret = ob_get_contents(); + if (strlen($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 $ds) { @@ -178,7 +363,7 @@ class rrdstat { elseif (isset($ds['update'])) { $val = null; $evalcode = null; if (substr($ds['update'], 0, 4) == 'val:') { - $evalcode = 'print(trim('.substr($ds['update'], 4).'));'; + $evalcode = 'function { return trim('.substr($ds['update'], 4).')); }'; } elseif (substr($ds['update'], 0, 8) == 'snmp-if:') { $snmphost = 'localhost'; $snmpcomm = 'public'; @@ -192,11 +377,15 @@ class rrdstat { if ($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)));'; + $evalcode = 'function { return trim(substr(strrchr(`snmpget -v2c -c '.$snmpcomm.' '.$snmphost.' '.$oid.'`,":"),1)); }'; } } else { $evalcode = $ds['update']; } - if (!is_null($evalcode)) { + if (preg_match('/^\s*function\s+{(.*)}\s*$/is', $evalcode, $regs)) { + $upfunc = create_function('', $regs[1]); + $val = $upfunc(); + } + elseif (!is_null($evalcode)) { ob_start(); eval($evalcode); $val = ob_get_contents(); @@ -204,12 +393,25 @@ class rrdstat { } } else { $val = null; } - $upvals[] = is_null($val)?'U':$val; + $upvals[$ds['name']] = $val; } } + $key_names = (!is_numeric(array_shift(array_keys($upvals)))); + if (in_array('L', $upvals, true)) { + // for at least one value, we need to set the same as the last recorded value + $fvals = $this->fetch(); + $rowids = array_shift($fvals); + $lastvals = array_shift($fvals); + foreach (array_keys($upvals, 'L') as $akey) { + $upvals[$akey] = $key_names?$lastvals[$akey]:$lastvals[$rowids[$akey]]; + } + } + $walkfunc = create_function('&$val,$key', '$val = is_numeric(trim($val))?trim($val):"U";'); + array_walk($upvals, $walkfunc); $return = null; if (count($upvals)) { - $update_cmd = 'rrdtool update '.$this->rrd_file.' N:'.implode(':', $upvals); + $update_cmd = $this->rrdtool_bin.' update '.$this->rrd_file + .($key_names?' --template '.implode(':', array_keys($upvals)):'').' N:'.implode(':', $upvals); $return = `$update_cmd 2>&1`; } @@ -218,12 +420,14 @@ class rrdstat { $success = false; } else { $success = true; } - return ($return_var == 0); + return $success; } - function fetch($cf = 'AVERAGE', $resolution = null, $start = null, $end = null) { + public function fetch($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 '.$this->status, E_USER_WARNING); return false; } + if (!in_array($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 = $this->rrd_step; } @@ -234,7 +438,8 @@ class rrdstat { elseif ($start < 0) { $start += $end; } $start = intval($start/$resolution)*$resolution; - $fetch_cmd = 'rrdtool fetch '.$this->rrd_file.' '.$cf.' --resolution '.$resolution.' --start '.$start.' --end '.$end; + $fetch_cmd = $this->rrdtool_bin.' fetch '.$this->rrd_file.' '.$cf.' --resolution '.$resolution + .' --start '.$start.' --end '.$end; $return = `$fetch_cmd 2>&1`; if (strpos($return, 'ERROR') !== false) { @@ -250,7 +455,7 @@ class rrdstat { foreach ($rows as $row) { if (strlen(trim($row))) { $rvals = preg_split('/\s+/', $row); - $rtime = array_shift($rvals); + $rtime = str_replace(':', '', array_shift($rvals)); $rv_array = array(); foreach ($rvals as $key=>$rval) { $rv_array[$fields[$key]] = ($rval=='nan')?null:floatval($rval); @@ -263,14 +468,28 @@ class rrdstat { return $fresult; } - function graph($timeframe = 'day', $sub = null, $extra = null) { + public function last_update() { + // fetch time of last update in this RRD file + static $last_update; + if (!isset($last_update) && in_array($this->status, array('ok','readonly'))) { + $last_cmd = $this->rrdtool_bin.' last '.$this->rrd_file; + $return = trim(`$last_cmd 2>&1`); + $last_update = is_numeric($return)?$return:null; + } + return isset($last_update)?$last_update:null; + } + + public function graph($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'); + $gColors = array('#00CC00','#0000FF','#000000','#FF0000','#00FF00','#FFFF00','#FF00FF','#00FFFF', + '#808080','#800000','#008000','#000080','#808000','#800080','#008080','#C0C0C0'); } - if (!in_array($this->status, array('ok','readonly','graphonly'))) { 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; @@ -298,37 +517,39 @@ class rrdstat { $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; } + if (isset($gconf['path']) && ($fname{0} != '/')) { $fname = $gconf['path'].'/'.$fname; } + if ($fname{0} != '/') { $fname = $this->basedir.$fname; } $fname = str_replace('//', '/', $fname); - $graphrows = array(); $gC = 0; + $graphrows = array(); $specialrows = array(); $gC = 0; $gDefs = ''; $gGraphs = ''; $addSpecial = ''; + // the default size for the graph area has a width of 400px, so use 400 slices by default if ($timeframe == 'day') { - $duration = isset($gconf['duration'])?$gconf['duration']:30*3600; // 30 hours $slice = isset($gconf['slice'])?$gconf['slice']:300; // 5 minutes + $duration = isset($gconf['duration'])?$gconf['duration']:400*$slice; // 33.33 hours // 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') { - $duration = isset($gconf['duration'])?$gconf['duration']:8*86400; // 8 days $slice = isset($gconf['slice'])?$gconf['slice']:1800; // 30 minutes + $duration = isset($gconf['duration'])?$gconf['duration']:400*$slice; // 8.33 days // 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') { - $duration = isset($gconf['duration'])?$gconf['duration']:36*86400; // 36 days $slice = isset($gconf['slice'])?$gconf['slice']:7200; // 2 hours + $duration = isset($gconf['duration'])?$gconf['duration']:400*$slice; // 33.33 days // 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') { - $duration = isset($gconf['duration'])?$gconf['duration']:396*86400; // 365+31 days $slice = isset($gconf['slice'])?$gconf['slice']:86400; // 1 day + $duration = isset($gconf['duration'])?$gconf['duration']:400*$slice; // 400 days // vertical lines at month borders $addSpecial .= ' VRULE:'.strtotime(date('Y-01-01 12:00:00')).'#FF0000'; $addSpecial .= ' VRULE:'.strtotime(date('Y-01-01 12:00:00').' -1 year').'#FF0000'; @@ -338,57 +559,85 @@ class rrdstat { $slice = isset($gconf['slice'])?$gconf['slice']:$this->rrd_step; // whatever our step is } - 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'] = $erow['name'].(isset($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 { - $grow['rpn_expr'] = isset($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'] = $erow['legend']; - if (!isset($gconf['show_legend'])) { $gconf['show_legend'] = true; } + $use_gcrows = (isset($gconf['rows']) && count($gconf['rows'])); + if ($use_gcrows) { $grow_def =& $gconf['rows']; } + else { $grow_def =& $this->rrd_fields; } + foreach ($grow_def as $key=>$erow) { + if (isset($erow['name']) && strlen($erow['name'])) { + if (!isset($erow['scale']) && isset($gconf['scale'])) { $erow['scale'] = $gconf['scale']; } + if (!isset($erow['scale_time_src']) && isset($gconf['scale_time_src'])) { + $erow['scale_time_src'] = $gconf['scale_time_src']; + } + if (!isset($erow['scale_time_tgt']) && isset($gconf['scale_time_tgt'])) { + $erow['scale_time_tgt'] = $gconf['scale_time_tgt']; + } + foreach (array('scale_time_src','scale_time_tgt') as $st) { + if (!isset($erow[$st]) || !is_numeric($erow[$st])) { + switch (@$erow[$st]) { + case 'dyn': + case 'auto': + $erow[$st] = $slice; + break; + case 'day': + $erow[$st] = 24*3600; + break; + case '2hr': + case '2hours': + $erow[$st] = 7200; + break; + case 'hr': + case 'hour': + $erow[$st] = 3600; + break; + case '30min': + $erow[$st] = 1800; + break; + case '5min': + $erow[$st] = 300; + break; + case 'min': + $erow[$st] = 60; + break; + case 's': + case 'sec': + default: + $erow[$st] = 1; + break; + } } - if (isset($erow['stack'])) { $grow['stack'] = ($erow['stack'] == true); } - if (isset($erow['desc'])) { $grow['desc'] = $erow['desc']; } - $graphrows[] = $grow; } - } - } - else { - foreach ($this->rrd_fields as $key=>$ds) { + $scale_time_factor = $erow['scale_time_tgt']/$erow['scale_time_src']; + if ($scale_time_factor != 1) { $erow['scale'] = (isset($erow['scale'])?$erow['scale']:1)*$scale_time_factor; } $grow = array(); - $grow['dType'] = 'DEF'; - $grow['name'] = $ds['name'].(isset($gconf['scale'])?'_tmp':''); - $grow['dsname'] = $ds['name']; - $grow['cf'] = 'AVERAGE'; - if (isset($gconf['scale'])) { + $grow['dType'] = ($use_gcrows && isset($erow['dType']))?$erow['dType']:'DEF'; + $grow['name'] = $erow['name'].(isset($erow['scale'])?'_tmp':''); + if ($grow['dType'] == 'DEF') { + $grow['dsname'] = ($use_gcrows && isset($erow['dsname']))?$erow['dsname']:$erow['name']; + if ($use_gcrows && isset($erow['dsfile'])) { $grow['dsfile'] = $erow['dsfile']; } + $grow['cf'] = ($use_gcrows && 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'] = $ds['name']; - $grow['rpn_expr'] = $ds['name'].'_tmp,'.$gconf['scale'].',*'; + $grow['name'] = $erow['name']; + $grow['rpn_expr'] = $erow['name'].'_tmp,'.$erow['scale'].',*'; + } + if ($use_gcrows) { $grow['gType'] = isset($erow['gType'])?$erow['gType']:'LINE1'; } + else { $grow['gType'] = ((count($grow_def)==2) && ($key==0))?'AREA':'LINE1'; } + $grow['color'] = isset($erow['color'])?$erow['color']:$gColors[$gC++]; + $grow['color_bg'] = isset($erow['color_bg'])?$erow['color_bg']:''; + if ($gC >= count($gColors)) { $gC = 0; } + if (isset($erow['legend'])) { + $grow['legend'] = $erow['legend']; + if (!isset($gconf['show_legend'])) { $gconf['show_legend'] = true; } } - $grow['gType'] = ((count($this->rrd_fields)==2) && ($key==0))?'AREA':'LINE1'; - $grow['color'] = $gColors[$gC++]; if ($gC >= count($gColors)) { $gC = 0; } + if (isset($erow['stack'])) { $grow['stack'] = ($erow['stack'] == true); } + if (isset($erow['desc'])) { $grow['desc'] = $erow['desc']; } + if (isset($erow['legend_long'])) { $grow['legend_long'] = $erow['legend_long']; } $graphrows[] = $grow; } } @@ -399,16 +648,23 @@ class rrdstat { $srow['sType'] = isset($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'])?$crow['cf']:'AVERAGE'; + if ($this->rrd_version() >= '1.2') { + $srow['name'] = $crow['name'].(isset($crow['cf'])?'_'.$crow['cf']:''); + } + else { + $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'].','.$crow['cf']); + if ($this->rrd_version() >= '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'=>$crow['rpn_expr']); + if ($this->rrd_version() >= '1.2') { + $graphrows[] = array('dType'=>'VDEF', 'name'=>$srow['name'], 'rpn_expr'=>$crow['rpn_expr']); + } } } $srow['text'] = isset($crow['text'])?$crow['text']:''; @@ -416,15 +672,29 @@ class rrdstat { } } else { + $td = $this->mod_textdomain; foreach ($graphrows as $grow) { if (isset($grow['gType']) && strlen($grow['gType'])) { $textprefix = isset($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'); - $specialrows[] = array('sType'=>'PRINT', 'name'=>$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'=>$textprefix.'|Current|%.2lf%s'); + if ($this->rrd_version() >= '1.2') { + $graphrows[] = array('dType'=>'VDEF', 'name'=>'_'.$grow['name'].'__max', 'rpn_expr'=>$grow['name'].',MAXIMUM'); + $specialrows[] = array('sType'=>'PRINT', 'name'=>'_'.$grow['name'].'__max', + 'text'=>$textprefix.'|'.dgettext($td, 'Maximum').'|%.2lf%s'); + $graphrows[] = array('dType'=>'VDEF', 'name'=>'_'.$grow['name'].'__avg', 'rpn_expr'=>$grow['name'].',AVERAGE'); + $specialrows[] = array('sType'=>'PRINT', 'name'=>'_'.$grow['name'].'__avg', + 'text'=>$textprefix.'|'.dgettext($td, 'Average').'|%.2lf%s'); + $graphrows[] = array('dType'=>'VDEF', 'name'=>'_'.$grow['name'].'__last', 'rpn_expr'=>$grow['name'].',LAST'); + $specialrows[] = array('sType'=>'PRINT', 'name'=>'_'.$grow['name'].'__last', + 'text'=>$textprefix.'|'.dgettext($td, 'Current').'|%.2lf%s'); + } + else { + $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'], 'cf'=>'MAX', + 'text'=>$textprefix.'|'.dgettext($td, 'Maximum').'|%.2lf%s'); + $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'], 'cf'=>'AVERAGE', + 'text'=>$textprefix.'|'.dgettext($td, 'Average').'|%.2lf%s'); + $specialrows[] = array('sType'=>'PRINT', 'name'=>$grow['name'], 'cf'=>'LAST', + 'text'=>$textprefix.'|'.dgettext($td, 'Current').'|%.2lf%s'); + } } } } @@ -438,14 +708,22 @@ class rrdstat { if (($gconf['height'] <= 32) && isset($gconf['thumb']) && ($gconf['thumb'])) { $gOpts .= ' --only-graph'; } } if (!isset($gconf['show_legend']) || (!$gconf['show_legend'])) { $gOpts .= ' --no-legend'; } + if (isset($gconf['logarithmic']) && $gconf['logarithmic']) { $gOpts .= ' --logarithmic'; } if (isset($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($gconf['gridfit']) && (!$gconf['gridfit'])) { $gOpts .= ' --no-gridfit'; } + if (isset($gconf['calc_scale_y']) && $gconf['calc_scale_y']) { $gOpts .= ' --alt-autoscale'; } + if (isset($gconf['calc_max_y']) && $gconf['calc_max_y']) { $gOpts .= ' --alt-autoscale-max'; } if (isset($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'])) { $gOpts .= ' --lazy'; } + if (($this->rrd_version() < '1.2') || !count($specialrows)) { + // lazy graphics omit all print reporting in RRDtool 1.2! + // --> so don't use them there when we want to print stuff + if (!isset($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.$cval; } } @@ -465,34 +743,94 @@ class rrdstat { } if (isset($grow['gType']) && strlen($grow['gType'])) { // XXX: change from STACK type to STACK flag once we have rrdtool 1.2 - if (isset($grow['stack']) && $grow['stack']) { $grow['gType'] = 'STACK'; } + if ($this->rrd_version() < '1.2') { + // rrdtool 1.0 only know STACK type + if (isset($grow['stack']) && $grow['stack']) { $grow['gType'] = 'STACK'; } + } $gGraphs .= ' '.$grow['gType'].':'.$grow['name'].$grow['color']; if (isset($grow['legend'])) { $gGraphs .= ':'.$this->text_quote($grow['legend']); } - // XXX: remove above STACK if-command and uncomment the one below once we have rrdtool 1.2 - //if (isset($grow['stack']) && $grow['stack']) { $gGraphs .= ':STACK'; } + if ($this->rrd_version() >= '1.2') { + // rrdtool 1.2 and above have STACK flag + if (isset($grow['stack']) && $grow['stack']) { $gGraphs .= ':STACK'; } + } } } foreach ($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']:''); + if ($this->rrd_version() >= '1.2') { + $addSpecial .= (($srow['sType']!='COMMENT')?':'.$srow['name']:''); + } + else { + $addSpecial .= (($srow['sType']!='COMMENT')?':'.$srow['name'].':'.$srow['cf']:''); + } $addSpecial .= ':'.$this->text_quote($srow['text']); } - $graph_cmd = 'rrdtool graph '.str_replace('*', '\*', $fname.$gOpts.$gDefs.$gGraphs.$addSpecial); + $graph_cmd = $this->rrdtool_bin.' graph '.str_replace('*', '\*', $fname.$gOpts.$gDefs.$gGraphs.$addSpecial); $return = `$graph_cmd 2>&1`; if (strpos($return, 'ERROR') !== false) { trigger_error($this->rrd_file.' - rrd graph error: '.$return, E_USER_WARNING); - $return = $graph_cmd."\n\n".$return; + $return = 'command:'.$graph_cmd."\n\n".$return; + } + if (0) { + // debug output + $return = 'command:'.$graph_cmd."\n\n".$return; } - $return = 'file:'.$fname."\n".$return; + $legendlines = ''; + foreach ($graphrows as $grow) { + $legendline = isset($grow['desc'])?$grow['desc']:(isset($grow['legend'])?$grow['legend']:$grow['name']); + $legendline .= '|'.@$grow['color']; + $legendline .= '|'.(isset($grow['color_bg'])?$grow['color_bg']:''); + $legendline .= '|'.(isset($grow['legend_long'])?$grow['legend_long']:''); + $legendlines .= 'legend:'.$legendline."\n"; + } + $return = 'file:'.$fname."\n".$legendlines.$return; return $return; } - function page($sub = null, $page_extras = null, $graph_extras = null) { + public function graph_plus($timeframe = 'day', $sub = null, $extra = null) { + // create a RRD graph and return meta info as a ready-to-use array + $gmeta = array('filename'=>null,'legends_long'=>false,'default_colorize'=>false); + $ret = $this->graph($timeframe, $sub, $extra); + if (0) { + // debug output + $gmeta['ret'] = $ret; + } + $grout = explode("\n", $ret); + foreach ($grout as $gline) { + if (preg_match('/^command:(.+)$/', $gline, $regs)) { + $gmeta['graph_cmd'] = $regs[1]; + } + elseif (preg_match('/^file:(.+)$/', $gline, $regs)) { + $gmeta['filename'] = $regs[1]; + } + elseif (preg_match('/^legend:([^\|]+)\|([^|]*)\|([^\|]*)\|(.*)$/', $gline, $regs)) { + $gmeta['legend'][$regs[1]] = array('color'=>$regs[2], 'color_bg'=>$regs[3], 'desc_long'=>$regs[4]); + if (strlen($regs[4])) { $gmeta['legends_long'] = true; } + if (strlen($regs[3]) || strlen($regs[4])) { $gmeta['default_colorize'] = true; } + } + elseif (preg_match('/^(\d+)x(\d+)$/', $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'][] = $gline; + } + } + if (is_null($gmeta['filename'])) { + $gmeta['filename'] = $this->basename.(!is_null($sub)?'-'.$sub:'').'-'.$timeframe.'.png'; + } + return $gmeta; + } + + public function page($sub = null, $page_extras = null, $graph_extras = null) { // create a (HTML) page and return it in a string // assemble configuration @@ -503,7 +841,7 @@ class rrdstat { $pconf = $pconf + (array)$this->config_page; $return = null; - switch ($pconf['type']) { + switch (@$pconf['type']) { case 'index': $return = $this->page_index($pconf); break; @@ -518,9 +856,10 @@ class rrdstat { return $return; } - function simple_html($sub = null, $page_extras = null, $graph_extras = null) { + public function simple_html($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()! + trigger_error(__CLASS__.'::'.__METHOD__.' is deprecated, use page() instead.', E_USER_NOTICE); // assemble configuration $pconf = (array)$page_extras; @@ -532,213 +871,364 @@ class rrdstat { return $this->page_simple($pconf, $graph_extras); } - function page_index($pconf) { + private function page_index($pconf) { // create a bare, very simple index list HTML page and return it in a string + $td = $this->mod_textdomain; + $ptitle = isset($pconf['title_page'])?$pconf['title_page']:dgettext($td, 'RRD statistics index'); - $ptitle = isset($pconf['title_page'])?$pconf['title_page']:'Index - RRD statistics'; - - $out = ''; - $out .= ''.$ptitle.''; - $out .= ''; - $out .= ''; - $out .= ''; - - $out .= '

'.$ptitle.'

'; - $out .= '

The following RRD stats are available:

'; + $out .= ''."\n"; + $out .= ''."\n"; + $out .= ''."\n"; - $out .= ''."\n"; + $out .= $this->h_page_footer(); + $out .= ''."\n"; return $out; } - function page_overview($pconf, $graph_extras = null) { + private function page_overview($pconf, $graph_extras = null) { // create an overview HTML page (including graphs) and return it in a string + $td = $this->mod_textdomain; + $ptitle = isset($pconf['title_page'])?$pconf['title_page']:dgettext($td, 'RRD statistics overview'); + + $out = ''."\n"; + $out .= ''.$ptitle.''."\n"; + $out .= ''."\n"; + $out .= ''."\n"; + $out .= ''."\n"; + + $out .= '

'.$ptitle.'

'."\n"; + if (isset($pconf['text_intro']) && strlen($pconf['text_intro'])) { + $out .= '

'.$pconf['text_intro'].'

'; + } + + $stats = $this->h_page_statsArray($pconf); + + if (isset($pconf['stats_url'])) { $sURL_base = $pconf['stats_url']; } + else { $sURL_base = '?stat=%i%a'; } + + if (isset($pconf['stats_url_add'])) { $sURL_add = $pconf['stats_url_add']; } + else { $sURL_add = '&sub=%s'; } - return $this->page_index($pconf); + $num_rows = is_numeric($pconf['num_rows'])?$pconf['num_rows']:2; + $num_cols = ceil(count($stats)/$num_rows); + + $out .= ''."\n"; + for ($col = 0; $col < $num_cols; $col++) { + $out .= ''."\n"; + for ($row = 0; $row < $num_rows; $row++) { + $idx = $col * $num_rows + $row; + $out .= ''."\n"; + } + $out .= ''."\n"; + } + $out .= '
'."\n"; + if ($idx < count($stats)) { + @list($sname, $s_psub) = explode('|', $stats[$idx]['name'], 2); + $s_psname = 'page'.(isset($s_psub)?'.'.$s_psub:''); + $g_sub = @$this->config_all[$sname][$s_psname]['graph_sub']; + + if (isset($this->config_all[$sname][$s_psname]['title_page'])) { + $s_ptitle = $this->config_all[$sname][$s_psname]['title_page']; + } + elseif (isset($this->config_all[$sname]['page']['title_page'])) { + $s_ptitle = $this->config_all[$sname]['page']['title_page']; + } + else { + $s_ptitle = isset($s_psub) + ?sprintf(dgettext($td, '%s (%s) statistics'), $sname, $s_psub) + :sprintf(dgettext($td, '%s statistics'), $sname); + } + if (!isset($pconf['hide_titles']) || !$pconf['hide_titles']) { + $out .= '

'.$s_ptitle.'

'."\n"; + } + + $s_rrd = new rrdstat($this->config_all, $sname); + if (in_array($s_rrd->status, array('ok','readonly','graphonly'))) { + $tframe = isset($pconf['graph_timeframe'])?$pconf['graph_timeframe']:'day'; + $gmeta = $s_rrd->graph_plus($tframe, $g_sub); + if (isset($pconf['graph_url'])) { + $gURL = $pconf['graph_url']; + $gURL = str_replace('%f', basename($gmeta['filename']), $gURL); + $gURL = str_replace('%p', $gmeta['filename'], $gURL); + if (substr($gURL, -1) == '/') { $gURL .= $gmeta['filename']; } + } + else { + $gURL = $gmeta['filename']; + } + $sURL = str_replace('%i', $sname, $sURL_base); + $sURL = str_replace('%a', isset($s_psub)?$sURL_add:'', $sURL); + $sURL = str_replace('%s', isset($s_psub)?$s_psub:'', $sURL); + $out .= ''; + $out .= 'basename.(!is_null($g_sub)?' - '.$g_sub:'').' - '.$tframe.'" class="rrdgraph"'; + if (isset($gmeta['width']) && isset($gmeta['height'])) { + $out .= ' style="width:'.$gmeta['width'].'px;height:'.$gmeta['height'].'px;"'; + } + $out .= '>'."\n"; + } + else { + $out .= sprintf(dgettext($td, 'RRD error: status is "%s"'), $s_rrd->status)."\n"; + } + } + else { + $out .= ' '; + } + $out .= '
'."\n"; + + $out .= $this->h_page_footer(); + $out .= ''."\n"; + return $out; } - function page_simple($pconf, $graph_extras = null) { + private function page_simple($pconf, $graph_extras = null) { // create a simple (MRTG-like) HTML page and return it in a string + $td = $this->mod_textdomain; - $ptitle = isset($pconf['title_page'])?$pconf['title_page']:$this->basename.' - RRD statistics'; + $ptitle = isset($pconf['title_page'])?$pconf['title_page']:sprintf(dgettext($td, '%s - RRD statistics'),$this->basename); $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 = ''; - $out .= ''.$ptitle.''; - $out .= ''; - $out .= ''; - $out .= ''; + $out .= ''."\n"; + $out .= ''."\n"; + $out .= ''."\n"; - $out .= '

'.$ptitle.'

'; + $out .= '

'.$ptitle.'

'."\n"; + if (isset($pconf['text_intro']) && strlen($pconf['text_intro'])) { + $out .= '

'.$pconf['text_intro'].'

'."\n"; + } if (!isset($pconf['show_update']) || $pconf['show_update']) { - $out .= '

Last Update: '.(is_null($this->last_update())?'unknown':date('Y-m-d H:i:s', $this->last_update())).'

'; + $out .= '

'; + if (is_null($this->last_update())) { $up_time = dgettext($td, 'unknown'); } + elseif (class_exists('baseutils')) { $up_time = baseutils::dateFormat($this->last_update(), 'short'); } + else { $up_time = date('Y-m-d H:i:s', $this->last_update()); } + $out .= sprintf(dgettext($td, 'Last Update: %s'), $up_time); + $out .= '

'."\n"; } + $g_sub = isset($pconf['graph_sub'])?$pconf['graph_sub']:null; if (in_array($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, $graph_extras); - if (strpos($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'; } + $gmeta = $this->graph_plus($tframe, $g_sub, $graph_extras); if (isset($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; } + $gURL = str_replace('%f', basename($gmeta['filename']), $gURL); + $gURL = str_replace('%p', $gmeta['filename'], $gURL); + if (substr($gURL, -1) == '/') { $gURL .= $gmeta['filename']; } } else { - $gURL = $gfilename; + $gURL = $gmeta['filename']; } - $out .= '
'; -// $out .= '

'.nl2br($ret).'

'; - $out .= '

'.$gtitle[$tframe].'

'; + $out .= '
'."\n"; + if (0) { + // debug output + ob_start(); + print_r($gmeta); + $buffer = ob_get_contents(); + ob_end_clean(); + $out .= '

'.nl2br($buffer).'

'; + } + $out .= '

'.$gtitle[$tframe].'

'."\n"; $out .= 'basename.(!is_null($g_sub)?' - '.$g_sub:'').' - '.$tframe.'" class="rrdgraph"'; - $out .= ' style="width:'.$gmeta['width'].'px;height:'.$gmeta['height'].'px;">'; + if (isset($gmeta['width']) && isset($gmeta['height'])) { + $out .= ' style="width:'.$gmeta['width'].'px;height:'.$gmeta['height'].'px;"'; + } + $out .= '>'."\n"; + $colorize_data = (isset($pconf['data_colorize']) && $pconf['data_colorize']) || + (!isset($pconf['data_colorize']) && $gmeta['default_colorize']); if (isset($gmeta['data']) && count($gmeta['data'])) { - $out .= ''; + $out .= '
'."\n"; foreach ($gmeta['data'] as $field=>$gdata) { - $out .= ''; + $out .= ''; foreach ($gdata as $gkey=>$gval) { $out .= ''; } - $out .= ''; + $out .= ''."\n"; } - $out .= '
'.$field.'
'.$gkey.': '.$gval.'
'; + $out .= ''."\n"; } if (isset($gmeta['var']) && count($gmeta['var'])) { foreach ($gmeta['var'] as $gkey=>$gval) { - $out .= '

'.$gkey.': '.$gval.'

'; + $out .= '

'.$gkey.': '.$gval.'

'."\n"; } } if (isset($gmeta['info']) && count($gmeta['info'])) { foreach ($gmeta['info'] as $gval) { - $out .= '

'.$gval.'

'; + $out .= '

'.$gval.'

'."\n"; } } + $out .= '
'."\n"; + } + if ($gmeta['legends_long'] && (!isset($pconf['show_legend']) || $pconf['show_legend'])) { + $out .= '
'."\n"; + $out .= '

'.$ltitle.'

'."\n"; + $out .= ''."\n"; + foreach ($gmeta['legend'] as $field=>$legend) { + if (strlen($legend['desc_long'])) { + $out .= ''; + $out .= ''; + $out .= ''."\n"; + } + } + $out .= '
'.$legend['desc_long'].'
'."\n"; + $out .= '
'."\n"; } } else { - $out .= 'RRD error: status is "'.$this->status.'"'; + $out .= sprintf(dgettext($td, 'RRD error: status is "%s"'), $this->status)."\n"; } - $out .= '
'; - - $out .= '

'; - $out .= 'Statistics created by RRDtool'; - $out .= ' using a library created by KaiRo.at.'; - $out .= '

'; - $out .= ''; + $out .= $this->h_page_footer(); + $out .= ''."\n"; return $out; } - function last_update() { - // fetch time of last update in this RRD file - static $last_update; - if (!isset($last_update) && in_array($this->status, array('ok','readonly'))) { - $last_cmd = 'rrdtool last '.$this->rrd_file; - $return = trim(`$last_cmd 2>&1`); - $last_update = is_numeric($return)?$return:null; + private function h_page_statsArray($pconf) { + // return array of stats to list on a page + $stats = array(); + $snames = array(); $s_exclude = 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[] = $iid; } + } } - return isset($last_update)?$last_update:null; + if (!isset($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'; + if (is_array($this->config_all[$iname])) { + 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'); + } + } + } + return $stats; + } + + private function h_page_footer() { + // return generic page footer + $out = '

'; + $out .= sprintf(dgettext($this->mod_textdomain, 'Statistics created with %s using a library created by %s.'), + 'RRDtool', + 'KaiRo.at'); + $out .= '

'."\n"; + return $out; } - function text_quote($text) { return '"'.str_replace('"', '\"', str_replace(':', '\:', $text)).'"'; } + private function text_quote($text) { + $trans = array('"' => '\"', ':' => '\:'); + $qtext = '"'.strtr($text, $trans).'"'; + return $qtext; + } } ?>