[102] | 1 | <?php |
---|
[103] | 2 | class HTTPVariables { |
---|
| 3 | |
---|
| 4 | var $clustername, $metricname; |
---|
[112] | 5 | var $restvars, $httpvars; |
---|
[103] | 6 | |
---|
[112] | 7 | function HTTPVariables( $vars ) { |
---|
[103] | 8 | |
---|
[110] | 9 | $this->restvars = array(); |
---|
| 10 | |
---|
[112] | 11 | $this->clustername = $vars["c"] ? $vars["c"] : null; |
---|
| 12 | $this->metricname = $vars["m"] ? $vars["m"] : null; |
---|
[103] | 13 | |
---|
[112] | 14 | foreach( $vars as $httpvar => $httpval ) { |
---|
[110] | 15 | |
---|
| 16 | if( $httpval ) { |
---|
| 17 | $this->restvars[$httpvar] = $httpval; |
---|
| 18 | } |
---|
| 19 | } |
---|
[103] | 20 | } |
---|
| 21 | |
---|
| 22 | function getClusterName() { |
---|
| 23 | return $this->clustername; |
---|
| 24 | } |
---|
| 25 | |
---|
| 26 | function getMetricName() { |
---|
| 27 | return $this->metricname; |
---|
| 28 | } |
---|
[110] | 29 | |
---|
| 30 | function getHttpVar( $var ) { |
---|
| 31 | if( isset( $this->restvars[$var] ) ) |
---|
[112] | 32 | return $this->restvars[$var]; |
---|
[110] | 33 | else |
---|
| 34 | return null; |
---|
| 35 | } |
---|
[103] | 36 | } |
---|
| 37 | |
---|
[112] | 38 | // Toga's conf |
---|
| 39 | // |
---|
| 40 | include_once "./conf.php"; |
---|
| 41 | |
---|
| 42 | global $GANGLIA_PATH, $SMALL_CLUSTERIMAGE_MAXWIDTH, $SMALL_CLUSTERIMAGE_NODEWIDTH, $DATA_SOURCE; |
---|
| 43 | |
---|
| 44 | include_once "$GANGLIA_PATH/conf.php"; |
---|
| 45 | include_once "$GANGLIA_PATH/functions.php"; |
---|
| 46 | include_once "$GANGLIA_PATH/ganglia.php"; |
---|
| 47 | |
---|
| 48 | global $HTTP_GET_VARS; |
---|
| 49 | $httpvars = new HTTPVariables( $HTTP_GET_VARS ); |
---|
| 50 | |
---|
| 51 | // Set cluster context so that Ganglia will |
---|
| 52 | // provide us with the correct metrics array |
---|
| 53 | // |
---|
| 54 | global $context, $clustername; |
---|
| 55 | $clustername = $httpvars->getClusterName(); |
---|
| 56 | $context = 'cluster'; |
---|
| 57 | |
---|
| 58 | include_once "$GANGLIA_PATH/get_ganglia.php"; |
---|
| 59 | |
---|
| 60 | // Ganglia's array of host metrics |
---|
| 61 | // |
---|
| 62 | global $metrics; |
---|
| 63 | |
---|
| 64 | // If php is compiled without globals |
---|
| 65 | // |
---|
| 66 | if ( !empty( $_GET ) ) { |
---|
| 67 | extract( $_GET ); |
---|
| 68 | } |
---|
| 69 | |
---|
[103] | 70 | class DataSource { |
---|
| 71 | |
---|
| 72 | var $data, $ip, $port; |
---|
| 73 | |
---|
| 74 | function DataSource( $ip = '127.0.0.1', $port = 8649 ) { |
---|
| 75 | $this->ip = $ip; |
---|
| 76 | $this->port = $port; |
---|
| 77 | } |
---|
| 78 | |
---|
| 79 | function getData() { |
---|
| 80 | |
---|
| 81 | $errstr; |
---|
| 82 | $errno = 0; |
---|
| 83 | $timeout = 3; |
---|
| 84 | |
---|
| 85 | $fp = fsockopen( $this->ip, $this->port, &$errno, &$errstr, $timeout ); |
---|
| 86 | |
---|
[106] | 87 | if( !$fp ) { |
---|
[103] | 88 | echo 'Unable to connect to '.$this->ip.':'.$this->port; // printf( 'Unable to connect to [%s:%.0f]', $this->ip, $this->port ); |
---|
| 89 | return; |
---|
| 90 | } |
---|
| 91 | |
---|
| 92 | while ( !feof( $fp ) ) { |
---|
| 93 | |
---|
| 94 | $data .= fread( $fp, 16384 ); |
---|
| 95 | } |
---|
| 96 | |
---|
| 97 | fclose( $fp ); |
---|
| 98 | |
---|
| 99 | return $data; |
---|
| 100 | } |
---|
| 101 | } |
---|
| 102 | |
---|
| 103 | class DataGatherer { |
---|
| 104 | |
---|
[105] | 105 | var $xmlhandler, $data, $httpvars; |
---|
[103] | 106 | |
---|
| 107 | function DataGatherer() { |
---|
| 108 | |
---|
[110] | 109 | global $DATA_SOURCE; |
---|
| 110 | |
---|
| 111 | $ds_fields = explode( ':', $DATA_SOURCE ); |
---|
| 112 | $ds_ip = $ds_fields[0]; |
---|
| 113 | $ds_port = $ds_fields[1]; |
---|
| 114 | |
---|
| 115 | $this->source = new DataSource( $ds_ip, $ds_port ); |
---|
| 116 | |
---|
[103] | 117 | $this->parser = xml_parser_create(); |
---|
[112] | 118 | $this->httpvars = $httpvars; |
---|
[103] | 119 | $this->xmlhandler = new TorqueXMLHandler(); |
---|
| 120 | xml_set_element_handler( $this->parser, array( &$this->xmlhandler, 'startElement' ), array( &$this->xmlhandler, 'stopElement' ) ); |
---|
| 121 | } |
---|
| 122 | |
---|
| 123 | function parseXML() { |
---|
| 124 | |
---|
| 125 | $src = &$this->source; |
---|
| 126 | $this->data = $src->getData(); |
---|
| 127 | |
---|
[112] | 128 | if ( !xml_parse( &$this->parser, $this->data ) ) |
---|
[103] | 129 | $error = sprintf( 'XML error: %s at %d', xml_error_string( xml_get_error_code( &$this->parser ) ), xml_get_current_line_number( &$this->parser ) ); |
---|
| 130 | } |
---|
| 131 | |
---|
[105] | 132 | function printInfo() { |
---|
| 133 | $handler = $this->xmlhandler; |
---|
| 134 | $handler->printInfo(); |
---|
| 135 | } |
---|
| 136 | |
---|
[106] | 137 | function getNodes() { |
---|
| 138 | $handler = $this->xmlhandler; |
---|
| 139 | return $handler->getNodes(); |
---|
| 140 | } |
---|
| 141 | |
---|
| 142 | function getJobs() { |
---|
| 143 | $handler = $this->xmlhandler; |
---|
| 144 | return $handler->getJobs(); |
---|
| 145 | } |
---|
| 146 | |
---|
[103] | 147 | } |
---|
| 148 | |
---|
| 149 | class TorqueXMLHandler { |
---|
| 150 | |
---|
[105] | 151 | var $clusters, $heartbeat, $nodes, $jobs; |
---|
[104] | 152 | |
---|
[103] | 153 | function TorqueXMLHandler() { |
---|
[105] | 154 | $jobs = array(); |
---|
[104] | 155 | $clusters = array(); |
---|
[105] | 156 | $nodes = array(); |
---|
[104] | 157 | $heartbeat = array(); |
---|
[103] | 158 | } |
---|
| 159 | |
---|
| 160 | function startElement( $parser, $name, $attrs ) { |
---|
| 161 | |
---|
[105] | 162 | $jobs = &$this->jobs; |
---|
[111] | 163 | $nodes = &$this->nodes; |
---|
[105] | 164 | |
---|
[103] | 165 | if ( $attrs[TN] ) { |
---|
| 166 | |
---|
| 167 | // Ignore dead metrics. Detect and mask failures. |
---|
| 168 | if ( $attrs[TN] > $attrs[TMAX] * 4 ) |
---|
| 169 | return; |
---|
| 170 | } |
---|
| 171 | |
---|
| 172 | $jobid = null; |
---|
| 173 | |
---|
[104] | 174 | // printf( '%s=%s', $attrs[NAME], $attrs[VAL] ); |
---|
[103] | 175 | |
---|
[104] | 176 | if( $name == 'CLUSTER' ) { |
---|
[103] | 177 | |
---|
[104] | 178 | $clustername = $attrs[VAL]; |
---|
[103] | 179 | |
---|
[104] | 180 | if( !isset( $clusters[$clustername] ) ) |
---|
| 181 | $clusters[$clustername] = array(); |
---|
[103] | 182 | |
---|
[105] | 183 | } else if( $name == 'HOST' ) { |
---|
| 184 | |
---|
| 185 | $hostname = $attrs[NAME]; |
---|
| 186 | $location = $attrs[LOCATION]; |
---|
| 187 | |
---|
[111] | 188 | if( !isset( $this->nodes[$hostname] ) ) |
---|
| 189 | $this->nodes[$hostname] = new NodeImage( $hostname ); |
---|
[105] | 190 | |
---|
[104] | 191 | } else if( $name == 'METRIC' and strstr( $attrs[NAME], 'TOGA' ) ) { |
---|
[103] | 192 | |
---|
[104] | 193 | if( strstr( $attrs[NAME], 'TOGA-HEARTBEAT' ) ) { |
---|
[103] | 194 | |
---|
[104] | 195 | $heartbeat['time'] = $attrs[VAL]; |
---|
[106] | 196 | //printf( "heartbeat %s\n", $heartbeat['time'] ); |
---|
[104] | 197 | |
---|
| 198 | } else if( strstr( $attrs[NAME], 'TOGA-JOB' ) ) { |
---|
| 199 | |
---|
| 200 | sscanf( $attrs[NAME], 'TOGA-JOB-%d', $jobid ); |
---|
| 201 | |
---|
[106] | 202 | //printf( "jobid %s\n", $jobid ); |
---|
[104] | 203 | |
---|
| 204 | if( !isset( $jobs[$jobid] ) ) |
---|
| 205 | $jobs[$jobid] = array(); |
---|
| 206 | |
---|
| 207 | $fields = explode( ' ', $attrs[VAL] ); |
---|
| 208 | |
---|
| 209 | foreach( $fields as $f ) { |
---|
| 210 | $togavalues = explode( '=', $f ); |
---|
| 211 | |
---|
| 212 | $toganame = $togavalues[0]; |
---|
| 213 | $togavalue = $togavalues[1]; |
---|
| 214 | |
---|
[106] | 215 | //printf( "\t%s\t= %s\n", $toganame, $togavalue ); |
---|
[104] | 216 | |
---|
[103] | 217 | if( $toganame == 'nodes' ) { |
---|
| 218 | |
---|
[106] | 219 | if( !isset( $jobs[$jobid][$toganame] ) ) |
---|
[105] | 220 | $jobs[$jobid][$toganame] = array(); |
---|
[104] | 221 | |
---|
[111] | 222 | $mynodes = explode( ';', $togavalue ); |
---|
[103] | 223 | |
---|
[112] | 224 | foreach( $mynodes as $node ) |
---|
[103] | 225 | |
---|
[111] | 226 | $jobs[$jobid][$toganame][] = $node; |
---|
[104] | 227 | } else { |
---|
[103] | 228 | |
---|
[105] | 229 | $jobs[$jobid][$toganame] = $togavalue; |
---|
[104] | 230 | } |
---|
[103] | 231 | } |
---|
[111] | 232 | |
---|
| 233 | if( isset( $jobs[$jobid][domain] ) and isset( $jobs[$jobid][nodes] ) ) { |
---|
[112] | 234 | |
---|
| 235 | $nr_nodes = count( $jobs[$jobid][nodes] ); |
---|
| 236 | |
---|
[111] | 237 | foreach( $jobs[$jobid][nodes] as $node ) { |
---|
| 238 | |
---|
| 239 | $host = $node.'.'.$jobs[$jobid][domain]; |
---|
| 240 | |
---|
| 241 | if( !isset( $this->nodes[$host] ) ) |
---|
| 242 | $my_node = new NodeImage( $host ); |
---|
| 243 | else |
---|
| 244 | $my_node = $this->nodes[$host]; |
---|
| 245 | |
---|
| 246 | if( !$my_node->hasJob( $jobid ) ) |
---|
| 247 | |
---|
| 248 | if( isset( $jobs[$jobid][ppn] ) ) |
---|
| 249 | $my_node->addJob( $jobid, ((int) $jobs[$jobid][ppn]) ); |
---|
| 250 | else |
---|
| 251 | $my_node->addJob( $jobid, 1 ); |
---|
| 252 | |
---|
| 253 | $this->nodes[$host] = $my_node; |
---|
| 254 | } |
---|
| 255 | } |
---|
[103] | 256 | } |
---|
| 257 | } |
---|
| 258 | } |
---|
| 259 | |
---|
| 260 | function stopElement( $parser, $name ) { |
---|
| 261 | } |
---|
[105] | 262 | |
---|
| 263 | function printInfo() { |
---|
| 264 | |
---|
| 265 | $jobs = &$this->jobs; |
---|
| 266 | |
---|
| 267 | printf( "---jobs---\n" ); |
---|
| 268 | |
---|
| 269 | foreach( $jobs as $jobid => $job ) { |
---|
| 270 | |
---|
| 271 | printf( "job %s\n", $jobid ); |
---|
| 272 | |
---|
| 273 | if( isset( $job[nodes] ) ) { |
---|
| 274 | |
---|
| 275 | foreach( $job[nodes] as $node ) { |
---|
| 276 | |
---|
| 277 | $mynode = $this->nodes[$node]; |
---|
| 278 | $hostname = $mynode->getHostname(); |
---|
| 279 | $location = $mynode->getLocation(); |
---|
| 280 | |
---|
| 281 | printf( "\t- node %s\tlocation %s\n", $hostname, $location ); |
---|
| 282 | //$this->nodes[$hostname]->setLocation( "hier draait job ".$jobid ); |
---|
| 283 | } |
---|
| 284 | } |
---|
| 285 | } |
---|
| 286 | |
---|
| 287 | printf( "---nodes---\n" ); |
---|
| 288 | |
---|
| 289 | $nodes = &$this->nodes; |
---|
| 290 | |
---|
| 291 | foreach( $nodes as $node ) { |
---|
| 292 | |
---|
| 293 | $hostname = $node->getHostname(); |
---|
| 294 | $location = $node->getLocation(); |
---|
| 295 | $jobs = implode( ' ', $node->getJobs() ); |
---|
| 296 | printf( "* node %s\tlocation %s\tjobs %s\n", $hostname, $location, $jobs ); |
---|
| 297 | } |
---|
| 298 | } |
---|
[106] | 299 | |
---|
| 300 | function getNodes() { |
---|
| 301 | return $this->nodes; |
---|
| 302 | } |
---|
| 303 | |
---|
| 304 | function getJobs() { |
---|
| 305 | return $this->jobs; |
---|
| 306 | } |
---|
[103] | 307 | } |
---|
| 308 | |
---|
[107] | 309 | class NodeImage { |
---|
[102] | 310 | |
---|
[111] | 311 | var $image, $x, $y, $hostname, $jobs, $tasks; |
---|
[102] | 312 | |
---|
[111] | 313 | function NodeImage( $hostname ) { |
---|
[102] | 314 | |
---|
[111] | 315 | $this->jobs = array(); |
---|
| 316 | //$this->image = $image; |
---|
| 317 | //$this->x = $x; |
---|
| 318 | //$this->y = $y; |
---|
| 319 | $this->tasks = 0; |
---|
[110] | 320 | $this->hostname = $hostname; |
---|
[111] | 321 | $this->cpus = $this->determineCpus(); |
---|
[102] | 322 | } |
---|
| 323 | |
---|
[111] | 324 | function addJob( $jobid, $cpus ) { |
---|
| 325 | $jobs = &$this->jobs; |
---|
| 326 | |
---|
| 327 | $jobs[] = $jobid; |
---|
| 328 | $this->jobs = $jobs; |
---|
| 329 | |
---|
| 330 | $this->addTask( $cpus ); |
---|
| 331 | } |
---|
| 332 | |
---|
| 333 | function hasJob( $jobid ) { |
---|
| 334 | |
---|
| 335 | $jobfound = 0; |
---|
| 336 | |
---|
| 337 | if( count( $this->jobs ) > 0 ) |
---|
| 338 | foreach( $this->jobs as $job ) |
---|
| 339 | |
---|
| 340 | if( $job == $jobid ) |
---|
| 341 | $jobfound = 1; |
---|
| 342 | |
---|
| 343 | return $jobfound; |
---|
| 344 | } |
---|
| 345 | |
---|
| 346 | function addTask( $cpus ) { |
---|
| 347 | |
---|
| 348 | $this->tasks = $this->tasks + $cpus; |
---|
| 349 | } |
---|
| 350 | |
---|
| 351 | function setImage( $image ) { |
---|
| 352 | |
---|
| 353 | $this->image = $image; |
---|
| 354 | } |
---|
| 355 | |
---|
[106] | 356 | function setCoords( $x, $y ) { |
---|
[107] | 357 | |
---|
[106] | 358 | $this->x = $x; |
---|
| 359 | $this->y = $y; |
---|
| 360 | } |
---|
| 361 | |
---|
[102] | 362 | function colorHex( $color ) { |
---|
| 363 | |
---|
[109] | 364 | $my_color = imageColorAllocate( $this->image, hexdec( substr( $color, 0, 2 )), hexdec( substr( $color, 2, 2 )), hexdec( substr( $color, 4, 2 )) ); |
---|
[102] | 365 | |
---|
| 366 | return $my_color; |
---|
| 367 | } |
---|
| 368 | |
---|
[106] | 369 | function setLoad( $load ) { |
---|
| 370 | $this->load = $load; |
---|
| 371 | } |
---|
| 372 | |
---|
[108] | 373 | function setHostname( $hostname ) { |
---|
| 374 | $this->hostname = $hostname; |
---|
| 375 | } |
---|
| 376 | |
---|
[111] | 377 | function draw() { |
---|
[106] | 378 | |
---|
[111] | 379 | global $SMALL_CLUSTERIMAGE_NODEWIDTH, $JOB_NODE_MARKING_ALLCPUS, $JOB_NODE_MARKING_SINGLECPU; |
---|
[110] | 380 | |
---|
[111] | 381 | $this->load = $this->determineLoad(); |
---|
| 382 | |
---|
[112] | 383 | if( !isset( $this->image ) or !isset( $this->x ) or !isset( $this->y ) ) { |
---|
[107] | 384 | printf( "aborting\n" ); |
---|
| 385 | printf( "x %d y %d load %f\n", $this->x, $this->y, $load ); |
---|
[106] | 386 | return; |
---|
| 387 | } |
---|
| 388 | |
---|
[111] | 389 | $black_color = imageColorAllocate( $this->image, 0, 0, 0 ); |
---|
[106] | 390 | |
---|
[103] | 391 | // Convert Ganglias Hexadecimal load color to a Decimal one |
---|
[111] | 392 | // |
---|
| 393 | $load = $this->determineLoad(); |
---|
[102] | 394 | $my_loadcolor = $this->colorHex( load_color($load) ); |
---|
| 395 | |
---|
[110] | 396 | $size = $SMALL_CLUSTERIMAGE_NODEWIDTH; |
---|
[107] | 397 | |
---|
[110] | 398 | imageFilledRectangle( $this->image, $this->x, $this->y, $this->x+($size), $this->y+($size), $black_color ); |
---|
| 399 | imageFilledRectangle( $this->image, $this->x+1, $this->y+1, $this->x+($size-1), $this->y+($size-1), $my_loadcolor ); |
---|
| 400 | |
---|
[111] | 401 | $nr_jobs = count( $this->jobs ); |
---|
| 402 | |
---|
| 403 | $node_mark = null; |
---|
| 404 | |
---|
| 405 | if( count( $this->jobs ) > 0 ) |
---|
| 406 | |
---|
| 407 | if( $this->tasks < $this->cpus ) |
---|
| 408 | $node_mark = $JOB_NODE_MARKING_SINGLECPU; |
---|
| 409 | |
---|
| 410 | else if( $this->tasks == $this->cpus ) |
---|
| 411 | $node_mark = $JOB_NODE_MARKING_ALLCPUS; |
---|
| 412 | |
---|
| 413 | if( $node_mark ) |
---|
| 414 | imageString( $this->image, 1, $this->x+(($size/2)-2), $this->y+(($size/2)-3), $node_mark, $black_color ); |
---|
[102] | 415 | } |
---|
| 416 | |
---|
[111] | 417 | function determineCpus() { |
---|
[102] | 418 | |
---|
[108] | 419 | global $metrics; |
---|
| 420 | |
---|
| 421 | $cpus = $metrics[$this->hostname][cpu_num][VAL]; |
---|
[107] | 422 | if (!$cpus) $cpus=1; |
---|
[111] | 423 | |
---|
| 424 | return $cpus; |
---|
| 425 | } |
---|
| 426 | |
---|
| 427 | function determineLoad() { |
---|
| 428 | |
---|
| 429 | global $metrics; |
---|
| 430 | |
---|
[108] | 431 | $load_one = $metrics[$this->hostname][load_one][VAL]; |
---|
[111] | 432 | $load = ((float) $load_one)/$this->cpus; |
---|
[102] | 433 | |
---|
[111] | 434 | return $load; |
---|
[106] | 435 | } |
---|
| 436 | } |
---|
| 437 | |
---|
[107] | 438 | class ClusterImage { |
---|
[106] | 439 | |
---|
[111] | 440 | var $dataget, $image, $clustername; |
---|
[106] | 441 | |
---|
[111] | 442 | function ClusterImage( $clustername ) { |
---|
[106] | 443 | $this->dataget = new DataGatherer(); |
---|
[111] | 444 | $this->clustername = $clustername; |
---|
[106] | 445 | } |
---|
| 446 | |
---|
| 447 | function draw() { |
---|
[110] | 448 | |
---|
| 449 | global $SMALL_CLUSTERIMAGE_MAXWIDTH, $SMALL_CLUSTERIMAGE_NODEWIDTH; |
---|
| 450 | |
---|
[107] | 451 | $mydatag = $this->dataget; |
---|
[106] | 452 | $mydatag->parseXML(); |
---|
| 453 | |
---|
[110] | 454 | //$max_width = 250; |
---|
| 455 | //$node_width = 11; |
---|
[106] | 456 | |
---|
[110] | 457 | $max_width = $SMALL_CLUSTERIMAGE_MAXWIDTH; |
---|
| 458 | $node_width = $SMALL_CLUSTERIMAGE_NODEWIDTH; |
---|
| 459 | |
---|
| 460 | //printf( "cmaxw %s nmaxw %s", $SMALL_CLUSTERIMAGE_MAXWIDTH, $SMALL_CLUSTERIMAGE_NODEWIDTH ); |
---|
| 461 | |
---|
[106] | 462 | $nodes = $mydatag->getNodes(); |
---|
[111] | 463 | $nodes_hosts = array_keys( $nodes ); |
---|
[106] | 464 | |
---|
| 465 | $nodes_nr = count( $nodes ); |
---|
| 466 | |
---|
| 467 | $nodes_size = $nodes_nr*$node_width; |
---|
| 468 | $node_rows = 0; |
---|
| 469 | |
---|
| 470 | if( $nodes_size > $max_width ) { |
---|
[107] | 471 | $nodes_per_row = ( (int) ($max_width/$node_width) ); |
---|
[106] | 472 | } else { |
---|
| 473 | $nodes_per_row = $nodes_size; |
---|
| 474 | $node_rows = 1; |
---|
| 475 | } |
---|
| 476 | |
---|
| 477 | if( $nodes_per_row < $nodes_nr ) { |
---|
[107] | 478 | $node_rows = ( (int) ($nodes_nr/$nodes_per_row) ); |
---|
| 479 | $node_rest = fmod( $nodes_nr, $nodes_per_row ); |
---|
| 480 | //printf( "nodesnr %d noderest %f\n", $nodes_nr, $node_rest ); |
---|
| 481 | if( $node_rest > 0 ) { |
---|
[106] | 482 | $node_rows++; |
---|
[107] | 483 | //printf( "noderows %d\n", $node_rows ); |
---|
[106] | 484 | } |
---|
| 485 | } |
---|
| 486 | |
---|
[107] | 487 | //printf( "imagecreate: %dx%d", ($nodes_per_row*$node_width), ($node_rows*$node_width) ); |
---|
[109] | 488 | $image = imageCreateTrueColor( ($nodes_per_row*$node_width)+1, ($node_rows*$node_width)+1 ); |
---|
[107] | 489 | $colorwhite = imageColorAllocate( $image, 255, 255, 255 ); |
---|
| 490 | imageFill( $image, 0, 0, $colorwhite ); |
---|
[106] | 491 | |
---|
| 492 | for( $n = 0; $n < $node_rows; $n++ ) { |
---|
| 493 | |
---|
| 494 | for( $m = 0; $m < $nodes_per_row; $m++ ) { |
---|
[107] | 495 | |
---|
| 496 | $x = ($m * $node_width); |
---|
| 497 | $y = ($n * $node_width); |
---|
| 498 | |
---|
[109] | 499 | $cur_node = ($n * $nodes_per_row) + ($m); |
---|
[111] | 500 | $host = $nodes_hosts[$cur_node]; |
---|
[107] | 501 | |
---|
[111] | 502 | if( isset( $nodes[$host] ) ) { |
---|
| 503 | |
---|
| 504 | $nodes[$host]->setCoords( $x, $y ); |
---|
| 505 | $nodes[$host]->setImage( $image ); |
---|
| 506 | $nodes[$host]->draw(); |
---|
| 507 | } |
---|
[106] | 508 | } |
---|
| 509 | } |
---|
| 510 | |
---|
[103] | 511 | header( 'Content-type: image/png' ); |
---|
[106] | 512 | imagePNG( $image ); |
---|
| 513 | imageDestroy( $image ); |
---|
[102] | 514 | } |
---|
| 515 | } |
---|
| 516 | |
---|
[106] | 517 | //$my_data = new DataGatherer(); |
---|
| 518 | //$my_data->parseXML(); |
---|
| 519 | //$my_data->printInfo(); |
---|
| 520 | |
---|
[112] | 521 | //$ic = new ClusterImage( "LISA Cluster" ); |
---|
| 522 | //$ic->draw(); |
---|
[102] | 523 | ?> |
---|