Changeset 106 for trunk

Timestamp:

05/17/05 17:01:38 (18 years ago)

Author:

bastiaans

Message:

toga/toga-functions.php:

• Added ImageCreator? class
  • Should compose cluster image

• Weird - In browser it says:

"Image can not be shown, because it contains errors"

• Will investigate more

File:

• trunk/web/addons/toga/toga-functions.php (modified) (17 diffs)

trunk/web/addons/toga/toga-functions.php

@@ -1 @@
-<PRE>
 <?php
 $GANGLIA_PATH = "/var/www/ganglia";
@@ -48 +47 @@
                 $fp = fsockopen( $this->ip, $this->port, &$errno, &$errstr, $timeout );
 
-                if( ! $fp ) {
+                if( !$fp ) {
                         echo 'Unable to connect to '.$this->ip.':'.$this->port; // printf( 'Unable to connect to [%s:%.0f]', $this->ip, $this->port );
                         return;
@@ -93 +92 @@
         }
 
+        function getNodes() {
+                $handler = $this->xmlhandler;
+                return $handler->getNodes();
+        }
+
+        function getJobs() {
+                $handler = $this->xmlhandler;
+                return $handler->getJobs();
+        }
+
 }
 
@@ -106 +115 @@
         }
 
-        function gotNode( $hostname, $jobid = null, $location = 'unspecified' ) {
+        function gotNode( $hostname, $location = 'unspecified', $jobid = null ) {
 
                 $nodes = &$this->nodes;
@@ -115 +124 @@
                 }
 
-                if( $location != 'unspecified' ) {
+                if( $location ) {
 
                         $nodes[$hostname]->setLocation( $location );
-                //} else {
-
-                        // Return pointer to this node if location was not set
-                        // Which means that this is for a jobinfo
-                        //$mynode = &$nodes[$hostname];
-                        //return $mynode;
                 }
 
@@ -158 +161 @@
                         $location = $attrs[LOCATION];
 
-                        $this->gotNode( $hostname, null,$location );
+                        $this->gotNode( $hostname, $location, null );
 
                 } else if( $name == 'METRIC' and strstr( $attrs[NAME], 'TOGA' ) ) {
@@ -165 +168 @@
 
                                 $heartbeat['time'] = $attrs[VAL];
-                                printf( "heartbeat %s\n", $heartbeat['time'] );
+                                //printf( "heartbeat %s\n", $heartbeat['time'] );
 
                         } else if( strstr( $attrs[NAME], 'TOGA-JOB' ) ) {
@@ -171 +174 @@
                                 sscanf( $attrs[NAME], 'TOGA-JOB-%d', $jobid );
 
-                                printf( "jobid %s\n", $jobid );
+                                //printf( "jobid %s\n", $jobid );
 
                                 if( !isset( $jobs[$jobid] ) )
@@ -184 +187 @@
                                         $togavalue = $togavalues[1];
 
-                                        printf( "\t%s\t= %s\n", $toganame, $togavalue );
+                                        //printf( "\t%s\t= %s\n", $toganame, $togavalue );
 
                                         if( $toganame == 'nodes' ) {
 
-                                                if( !isset( $jobs[$toganame] ) )
+                                                if( !isset( $jobs[$jobid][$toganame] ) )
                                                         $jobs[$jobid][$toganame] = array();
 
@@ -194 +197 @@
 
                                                 foreach( $nodes as $node ) {
-
-                                                        // printf( "node %s\n", $node );
 
                                                         $hostname = $node.'.'.$jobs[$jobid][domain];
                                                         $jobs[$jobid][$toganame][] = $hostname;
-                                                        $this->gotNode( $hostname, $jobid );
-
-                                                        //$jobs[$jobid][$toganame][$hostname] = $this->gotNode( $hostname );
-                                                        // $jobs[$toganame][$node] = new Node( $node );
+                                                        $this->gotNode( $hostname, null, $jobid );
                                                 }
 
@@ -208 +206 @@
 
                                                 $jobs[$jobid][$toganame] = $togavalue;
-
                                         }
                                 }
@@ -254 +251 @@
                 }
         }
+
+        function getNodes() {
+                return $this->nodes;
+        }
+
+        function getJobs() {
+                return $this->jobs;
+        }
 }
 
@@ -259 +264 @@
 
         var $img, $hostname, $location, $jobs;
+        var $x, $y;
 
         function Node( $hostname ) {
@@ -300 +306 @@
                 return $this->jobs;
         }
+
+        function setCoords( $x, $y ) {
+                $myimg = $this->img;
+                $myimg->setCoords( $x, $y );
+        }
+
+        function setImage( $image ) {
+                $myimg = $this->img;
+                $myimg->setImage( &$image );
+        }
+
+        function draw() {
+                $myimg = $this->img;
+
+                $cpus = $metrics[$this->hostname]["cpu_num"][VAL];
+                if (!$cpus) $cpus=1;
+                $load_one = $metrics[$this->hostname]["load_one"][VAL];
+                $load = ((float) $load_one)/$cpus;
+
+                $myimg->setLoad( $load );
+                $myimg->draw();
+        }
 }
 
 class NodeImg {
 
-        var $image;
+        var $image, $x, $y;
 
         function NodeImg( $image = null ) {
@@ -321 +349 @@
                 $black_color = imageColorAllocate( $this->image, 0, 0, 0 );
                 imageRectangle( $this->image, 0, 0, $imageWidth-1, $imageHeight-1, $black_color );
+                $this->x = null;
+                $this->y = null;
+        }
+
+        function setCoords( $x, $y ) {
+                $this->x = $x;
+                $this->y = $y;
         }
 
@@ -330 +365 @@
         }
 
-        function drawNode( $x, $y, &$queuecolor, $load, &$jobcolor ) {
+        function setImage( $image ) {
+                $this->image = $image;
+        }
+
+        function setLoad( $load ) {
+                $this->load = $load;
+        }
+
+        function drawNode( &$queuecolor, $load, &$jobcolor ) {
+
+                if( !$this->x or !$this->y or !$this->load ) {
+                        return;
+                }
+
 
                 // Convert Ganglias Hexadecimal load color to a Decimal one
                 $my_loadcolor = $this->colorHex( load_color($load) );
 
-                imageFilledRectangle( $this->image, $x, $y, $x+12, $y+12, $queuecolor );
-                imageFilledRectangle( $this->image, $x+2, $y+2, $x+10, $y+10, $my_loadcolor );
-                //imageFilledEllipse( $this->image, ($x+9)/2, ($y+9)/2, 6, 6, $jobcolor );
-        }
-
-        function drawImage() {
+                imageFilledRectangle( $this->image, $this->x, $this->y, $this->x+12, $this->y+12, $queuecolor );
+                imageFilledRectangle( $this->image, $this->x+2, $this->y+2, $this->x+10, $this->y+10, $my_loadcolor );
+                // Een job markering?
+                //imageFilledEllipse( $this->image, ($this->x+9)/2, ($this->y+9)/2, 6, 6, $jobcolor );
+        }
+
+        function draw() {
 
                 $queue_color = imageColorAllocate( $this->image, 0, 102, 304 );
                 $job_color = imageColorAllocate( $this->image, 204, 204, 0 );
 
-                $this->drawNode( 1, 1, $queue_color, 0.1, $job_color );
+                $this->drawNode( $queue_color, 0.1, $job_color );
+        }
+}
+
+class ImageCreator {
+
+        var $dataget, $image;
+
+        function ImageCreator() {
+                $this->dataget = new DataGatherer();
+        }
+
+        function draw() {
+                $mydatag = &$this->dataget;
+                $mydatag->parseXML();
+
+                $max_width = 150;
+                $node_width = 12;
+
+                $nodes = $mydatag->getNodes();
+
+                $nodes_nr = count( $nodes );
+                $node_keys = array_keys( $nodes );
+
+                $nodes_size = $nodes_nr*$node_width;
+                $node_rows = 0;
+
+                if( $nodes_size > $max_width ) {
+                        $nodes_per_row = (int) $max_width/$node_width;
+                } else {
+                        $nodes_per_row = $nodes_size;
+                        $node_rows = 1;
+                }
+
+                if( $nodes_per_row < $nodes_nr ) {
+                        $node_rows = (int) $nodes_nr/$nodes_per_row;
+                        if( ((int) fmod( $node_nr, ($nodes_nr*$nodes_per_row) )) > 0 ) {
+                                $node_rows++;
+                        }
+                }
+
+                $image = imageCreate( ($nodes_per_row*$node_width), ($node_rows*$node_width) );
+
+                $cur_node = 0;
+
+                for( $n = 0; $n < $node_rows; $n++ ) {
+                        
+                        for( $m = 0; $m < $nodes_per_row; $m++ ) {
+                                
+                                $x = ($m*$node_width);
+                                $y = ($m*$node_width)+($n*$node_width);
+                                $host = $node_keys[$cur_node];
+                                //printf( "cur_node %d, host %s\n", $cur_node, $host );
+                                if( isset( $nodes[$host] ) and ($cur_node < $nodes_nr) ) {
+                                        $nodes[$host]->setCoords( $x, $y );
+                                        $nodes[$host]->setImage( &$image );
+                                        $nodes[$host]->draw();
+                                        $cur_node++;
+                                }
+                        }
+                }
+                
                 header( 'Content-type: image/png' );
-                imagePNG( $this->image );
-                imageDestroy( $this->image );
+                imagePNG( $image );
+                imageDestroy( $image );
         }
 }
@@ -355 +465 @@
 //$my_node->drawImage();
 
-$my_data = new DataGatherer();
-$my_data->parseXML();
-$my_data->printInfo();
-$my_data->printInfo();
+//$my_data = new DataGatherer();
+//$my_data->parseXML();
+//$my_data->printInfo();
+
+$ic = new ImageCreator();
+$ic->draw();
 ?>
-</PRE>