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<?php |
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/** |
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* ownCloud - Files_antivirus |
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* |
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* This file is licensed under the Affero General Public License version 3 or |
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* later. See the COPYING file. |
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* |
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* @author Viktar Dubiniuk <[email protected]> |
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* |
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* @copyright Viktar Dubiniuk 2014-2018 |
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* @license AGPL-3.0 |
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*/ |
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namespace OCA\Files_Antivirus\Scanner; |
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use OCA\Files_Antivirus\AppConfig; |
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use OCP\ILogger; |
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class Local extends AbstractScanner { |
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/** |
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* @var string |
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*/ |
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protected $avPath; |
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/** |
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* STDIN and STDOUT descriptors |
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* |
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* @var array of resources |
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*/ |
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private $pipes = []; |
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/** |
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* Process handle |
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* |
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* @var resource |
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*/ |
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private $process; |
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/** |
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* Local constructor. |
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* |
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* @param AppConfig $config |
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* @param ILogger $logger |
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* |
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* @throws InitException |
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*/ |
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public function __construct(AppConfig $config, ILogger $logger) { |
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parent::__construct($config, $logger); |
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// get the path to the executable |
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$this->avPath = \escapeshellcmd($this->appConfig->getAvPath()); |
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if (!\file_exists($this->avPath)) { |
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throw new InitException( |
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\sprintf( |
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'The antivirus executable could not be found at path "%s"', |
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$this->avPath |
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) |
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); |
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} |
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} |
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public function initScanner() { |
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parent::initScanner(); |
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// using 2>&1 to grab the full command-line output. |
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$cmd = $this->avPath . " " . $this->appConfig->getCmdline() . " - 2>&1"; |
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$descriptorSpec = [ |
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0 => ["pipe","r"], // STDIN |
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1 => ["pipe","w"] // STDOUT |
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]; |
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$this->process = \proc_open($cmd, $descriptorSpec, $this->pipes); |
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if (!\is_resource($this->process)) { |
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throw new InitException( |
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\sprintf('Error starting process "%s"', $cmd) |
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); |
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} |
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$this->writeHandle = $this->pipes[0]; |
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} |
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protected function shutdownScanner() { |
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@\fclose($this->pipes[0]); |
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$output = \stream_get_contents($this->pipes[1]); |
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@\fclose($this->pipes[1]); |
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$result = \proc_close($this->process); |
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$this->logger->debug( |
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'Exit code :: ' . $result . ' Response :: ' . $output, |
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['app' => 'files_antivirus'] |
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); |
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$this->status->parseResponse($output, $result); |
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} |
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} |
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If you suppress an error, we recommend checking for the error condition explicitly: