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<?php |
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namespace phpbu\App\Backup\Sync; |
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use phpbu\App\Util\Str; |
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use phpseclib; |
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use phpbu\App\Result; |
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use phpbu\App\Backup\Target; |
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/** |
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* Sftp sync |
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* |
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* @package phpbu |
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* @subpackage Backup |
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* @author Sebastian Feldmann <[email protected]> |
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* @copyright Sebastian Feldmann <[email protected]> |
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* @license https://opensource.org/licenses/MIT The MIT License (MIT) |
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* @link http://phpbu.de/ |
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* @since Class available since Release 1.0.0 |
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*/ |
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class Sftp extends Xtp implements Simulator |
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{ |
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/** |
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* @var phpseclib\Net\SFTP |
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*/ |
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protected $sftp; |
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/** |
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* (non-PHPDoc) |
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* |
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* @see \phpbu\App\Backup\Sync::setup() |
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* @param array $config |
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* @throws \phpbu\App\Backup\Sync\Exception |
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* @throws \phpbu\App\Exception |
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*/ |
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public function setup(array $config) |
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{ |
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parent::setup($config); |
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$this->setUpClearable($config); |
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} |
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/** |
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* Check for required loaded libraries or extensions. |
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* |
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* @throws \phpbu\App\Backup\Sync\Exception |
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*/ |
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protected function checkRequirements() |
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{ |
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if (!class_exists('\\phpseclib\\Net\\SFTP')) { |
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throw new Exception('phpseclib not installed - use composer to install "phpseclib/phpseclib" version 2.x'); |
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} |
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} |
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/** |
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* Return implemented (*)TP protocol name. |
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* |
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* @return string |
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*/ |
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protected function getProtocolName() |
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{ |
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return 'SFTP'; |
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} |
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/** |
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* (non-PHPDoc) |
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* |
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* @see \phpbu\App\Backup\Sync::sync() |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Result $result |
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* @throws \phpbu\App\Backup\Sync\Exception |
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*/ |
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public function sync(Target $target, Result $result) |
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{ |
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$this->sftp = $this->login(); |
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$remoteFilename = $target->getFilename(); |
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$localFile = $target->getPathname(); |
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foreach ($this->getRemoteDirectoryList() as $dir) { |
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if (!$this->sftp->is_dir($dir)) { |
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$result->debug(sprintf('creating remote dir \'%s\'', $dir)); |
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$this->sftp->mkdir($dir); |
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} |
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$result->debug(sprintf('change to remote dir \'%s\'', $dir)); |
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$this->sftp->chdir($dir); |
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} |
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$result->debug(sprintf('store file \'%s\' as \'%s\'', $localFile, $remoteFilename)); |
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$result->debug(sprintf('last error \'%s\'', $this->sftp->getLastSFTPError())); |
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if (!$this->sftp->put($remoteFilename, $localFile, phpseclib\Net\SFTP::SOURCE_LOCAL_FILE)) { |
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throw new Exception(sprintf('error uploading file: %s - %s', $localFile, $this->sftp->getLastSFTPError())); |
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} |
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// run remote cleanup |
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$this->cleanup($target, $result); |
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} |
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/** |
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* Create a sftp handle. |
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* |
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* @return \phpseclib\Net\SFTP |
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* @throws \phpbu\App\Backup\Sync\Exception |
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*/ |
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protected function login() : phpseclib\Net\SFTP |
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{ |
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// silence phpseclib |
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$old = error_reporting(0); |
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$sftp = new phpseclib\Net\SFTP($this->host); |
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View Code Duplication |
if (!$sftp->login($this->user, $this->password)) { |
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error_reporting($old); |
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throw new Exception( |
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sprintf( |
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'authentication failed for %s@%s%s', |
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$this->user, |
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$this->host, |
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empty($this->password) ? '' : ' with password ****' |
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) |
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); |
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} |
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// restore old error reporting |
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error_reporting($old); |
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return $sftp; |
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} |
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/** |
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* Return list of remote directories to travers. |
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* |
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* @return array |
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*/ |
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private function getRemoteDirectoryList() : array |
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{ |
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$remoteDirs = []; |
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if (!empty($this->remotePath)) { |
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$remoteDirs = explode('/', $this->remotePath); |
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// fix empty first array element for absolute path |
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if (Str::hasLeadingSlash($this->remotePath)) { |
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$remoteDirs[0] = '/'; |
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} |
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$remoteDirs = array_filter($remoteDirs); |
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} |
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return $remoteDirs; |
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} |
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/** |
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* Execute the remote clean up if needed |
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* |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Result $result |
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*/ |
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1 |
View Code Duplication |
public function cleanup(Target $target, Result $result) |
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{ |
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if (!$this->cleaner) { |
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return; |
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} |
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$collector = new \phpbu\App\Backup\Collector\Sftp($target, $this->sftp, $this->remotePath); |
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$this->cleaner->cleanup($target, $collector, $result); |
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} |
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} |
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sebastianfeldmann /
phpbu
