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<?php |
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/** |
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* \AppserverIo\Appserver\Core\Scanner\CronScanner |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/appserver |
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* @link http://www.appserver.io |
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*/ |
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namespace AppserverIo\Appserver\Core\Scanner; |
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use AppserverIo\Appserver\Core\Api\Node\JobNodeInterface; |
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/** |
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* The executor thread for a CRON job. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/appserver |
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* @link http://www.appserver.io |
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*/ |
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class CronJob extends \Thread |
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{ |
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/** |
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* Initializes the CRON job with the job information and starts immediately. |
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* |
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* @param \AppserverIo\Appserver\Core\Api\Node\JobNodeInterface $jobNode The job information |
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*/ |
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public function __construct(JobNodeInterface $jobNode) |
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{ |
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// initialize the job information |
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$this->jobNode = $jobNode; |
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// immediately start the job |
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$this->start(); |
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} |
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/** |
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* Main method that executes the CRON job in a separate thread. |
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* |
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* @return void |
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*/ |
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public function run() |
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{ |
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try { |
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// register shutdown handler |
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register_shutdown_function(array(&$this, "shutdown")); |
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// store the actual directory |
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$actualDir = getcwd(); |
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// load the node data with the command information |
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$executeNode = $this->jobNode->getExecute(); |
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// try to load the script from the configuration |
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if ($script = $executeNode->getScript()) { |
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// change the working directory |
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if ($execDir = $executeNode->getDirectory()) { |
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chdir($execDir); |
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} |
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// check if the configured script is a file |
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if (is_file($script) && is_executable($script)) { |
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// initialize the exec params |
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$output = array(); |
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$returnVar = 0; |
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// execute the script on the command line |
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exec($executeNode, $output, $returnVar); |
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// restore the old directory |
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if ($execDir && $actualDir) { |
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chdir($actualDir); |
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} |
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// query whether the script has been executed or not |
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if ($returnVar !== 0) { |
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throw new \Exception(implode(PHP_EOL, $output)); |
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} else { |
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error_log(implode(PHP_EOL, $output)); |
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} |
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} else { |
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throw new \Exception(sprintf('Script %s is not a file or not executable', $script)); |
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} |
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} else { |
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throw new \Exception(sprintf('Can\t find a script configured in job', $this->jobNode->getName())); |
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} |
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} catch (\Exception $e) { |
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// restore the old directory |
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chdir($actualDir); |
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// log the exception |
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error_log($e->__toString()); |
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} |
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} |
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/** |
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* Does shutdown logic for request handler if something went wrong and |
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* produces a fatal error for example. |
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* |
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* @return void |
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*/ |
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public function shutdown() |
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{ |
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// check if there was a fatal error caused shutdown |
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if ($lastError = error_get_last()) { |
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// initialize type + message |
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$type = 0; |
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$message = ''; |
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// extract the last error values |
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extract($lastError); |
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// query whether we've a fatal/user error |
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if ($type === E_ERROR || $type === E_USER_ERROR) { |
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error_log($message); |
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} |
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} |
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} |
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} |
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appserver-io /
appserver
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