X-Git-Url: https://git-public.kairo.at/?p=php-utility-classes.git;a=blobdiff_plain;f=include%2Fclasses%2Frrdstat.php-class;h=6eed1bf259c75360e3aab44cac1ed2cfc3a78df0;hp=18bd78633ab39ea4dee8f4402823bad207f91c11;hb=579a80ebd0fdf1304f305b36058b9c8499d50a45;hpb=253ead9f08505693b3a6d0cd1d83724e20be9586;ds=sidebyside

diff --git a/include/classes/rrdstat.php-class b/include/classes/rrdstat.php-class
index 18bd786..6eed1bf 100644
--- a/include/classes/rrdstat.php-class
+++ b/include/classes/rrdstat.php-class
@@ -3,6 +3,7 @@
 class rrdstat {
 
   var $rrd_file = null;
+  var $basename = null;
 
   var $config_raw = null;
   var $config_graph = null;
@@ -22,7 +23,7 @@ class rrdstat {
     if (!is_null($this->rrd_file)) {
       if (!is_writeable($this->rrd_file)) {
         if (!file_exists($this->rrd_file)) {
-          if (touch($this->rrd_file)) { $this->create(); }
+          if (@touch($this->rrd_file)) { $this->create(); }
           else { trigger_error('RRD file can not be created', E_USER_WARNING); }
         }
         else {
@@ -61,6 +62,7 @@ class rrdstat {
     if (!isset($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
@@ -136,9 +138,10 @@ class rrdstat {
         }
       }
     }
-    $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'; }
   }
 
@@ -146,43 +149,60 @@ class rrdstat {
     // 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 = 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 = $regs[1]; }
+    if (isset($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();
+      }
+      $walkfunc = create_function('&$val,$key', '$val = is_numeric($val)?$val:"U";');
+      array_walk($upvals, $walkfunc);
+    }
+    else {
+      foreach ($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).'));';
           }
-          $oid = null;
-          if ($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)));';
+          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 { $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;
       }
-      else { $val = null; }
-      $upvals[] = is_null($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); }
+    $return = `$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);
   }
 
@@ -203,7 +223,7 @@ class rrdstat {
     $return = `$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 {
@@ -258,7 +278,7 @@ class rrdstat {
     }
 
     if (isset($gconf['filename'])) { $fname = $gconf['filename']; }
-    else { $fname = str_replace('.rrd', (is_null($sub)?'':'-%s').'-%t%f', $this->rrd_file); }
+    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);
@@ -444,7 +464,7 @@ class rrdstat {
     $return = `$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;
@@ -453,7 +473,6 @@ class rrdstat {
 
   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);
 
     // assemble configuration
     $pconf = (array)$page_extras;
@@ -462,7 +481,7 @@ class rrdstat {
     }
     $pconf = $pconf + (array)$this->config_page;
 
-    $ptitle = isset($pconf['title_page'])?$pconf['title_page']:$basename.' - RRD statistics';
+    $ptitle = isset($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)';
@@ -488,7 +507,7 @@ class rrdstat {
 
     $out .= '<h1>'.$ptitle.'</h1>';
     if (!isset($pconf['show_update']) || $pconf['show_update']) {
-      $out .= '<p class="last_up">Last Update: '.date('Y-m-d H:i:s', $this->last_update()).'</p>';
+      $out .= '<p class="last_up">Last Update: '.(is_null($this->last_update())?'unknown':date('Y-m-d H:i:s', $this->last_update())).'</p>';
     }
 
     if (in_array($this->status, array('ok','readonly'))) {
@@ -517,7 +536,7 @@ class rrdstat {
             $gmeta['info'][] = $gline;
           }
         }
-        if (is_null($gfilename)) { $gfilename = $basename.(!is_null($g_sub)?'-'.$g_sub:'').'-'.$tframe.'.png'; }
+        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);
@@ -531,7 +550,7 @@ class rrdstat {
 //         $out .= '<p>'.nl2br($ret).'</p>';
         $out .= '<h2>'.$gtitle[$tframe].'</h2>';
         $out .= '<img src="'.$gURL.'"';
-        $out .= ' alt="'.$basename.(!is_null($g_sub)?' - '.$g_sub:'').' - '.$tframe.'" class="rrdgraph"';
+        $out .= ' alt="'.$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">';