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<?php |
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namespace Velikonja\LabbyBundle\Database; |
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use Symfony\Component\Console\Output\NullOutput; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Process\Process; |
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use Velikonja\LabbyBundle\Command\DumpCommand; |
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use Velikonja\LabbyBundle\Remote\Ssh; |
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use Velikonja\LabbyBundle\Remote\Scp; |
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use Velikonja\LabbyBundle\Util\ZipArchive; |
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class SyncerDb |
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{ |
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/** |
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* @var ImporterInterface |
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*/ |
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private $importer; |
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/** |
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* @var Ssh |
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*/ |
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private $ssh; |
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/** |
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* @var Scp |
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*/ |
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private $scp; |
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/** |
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* @var ZipArchive |
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*/ |
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private $zip; |
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/** |
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* @var string |
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*/ |
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private $tmpDir; |
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/** |
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* @param ImporterInterface $importer |
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* @param Ssh $ssh |
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* @param Scp $scp |
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* @param ZipArchive $zip |
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* |
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* @throws \Exception |
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*/ |
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public function __construct( |
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ImporterInterface $importer, |
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Ssh $ssh, |
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Scp $scp, |
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ZipArchive $zip |
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) { |
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$this->importer = $importer; |
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$this->ssh = $ssh; |
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$this->scp = $scp; |
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$this->zip = $zip; |
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$this->tmpDir = sys_get_temp_dir(); |
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if (!is_writable($this->tmpDir)) { |
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throw new \Exception( |
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sprintf('Temporary directory `%s` is unreadable.', $this->tmpDir) |
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); |
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} |
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} |
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/** |
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* @param null|OutputInterface $output |
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* |
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* @throws DatabaseException |
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* @throws \Exception |
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*/ |
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public function sync(OutputInterface $output = null) |
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{ |
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$output = $output ?: new NullOutput(); |
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$remoteFile = 'dump-remote.zip'; //TODO: improve location and name of remote file |
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$localFile = $this->tmpDir . '/labby_' . uniqid() . '.zip'; |
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$this->write('Executing remote dump...', $output); |
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$this->ssh->execSf( |
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DumpCommand::COMMAND_NAME, |
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array( |
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$remoteFile, |
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'--compress', |
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), |
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$this->getOutputCallback($output, 1) |
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); |
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$this->write('Copying...', $output); |
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$this->scp->copyFile($remoteFile, $localFile, $output); |
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$this->write( |
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sprintf( |
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"Remote file `%s` copied locally to `%s`.", |
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$remoteFile, |
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$localFile |
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), |
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$output, |
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1 |
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); |
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$dumpFile = $this->zip->unzip($localFile); |
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$this->write( |
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sprintf( |
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"File `%s` unzipped to `%s`.", |
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$localFile, |
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$dumpFile |
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), |
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$output, |
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1 |
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); |
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//TODO: recreate database |
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$this->write('Importing...', $output); |
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$this->importer->import($dumpFile, $this->getOutputCallback($output, 1)); |
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$this->write( |
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sprintf( |
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"File `%s` imported.", |
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$dumpFile |
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), |
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$output, |
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1 |
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); |
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$this->write('Cleaning up...', $output); |
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unlink($localFile); |
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$this->write( |
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sprintf( |
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"File `%s` removed.", |
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$localFile |
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), |
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$output, |
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1 |
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); |
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unlink($dumpFile); |
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$this->write( |
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sprintf( |
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"File `%s` removed.", |
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$dumpFile |
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), |
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$output, |
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1 |
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); |
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//TODO: remove remote file |
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} |
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/** |
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* @param OutputInterface $output |
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* @param int $level |
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* |
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* @return null|\Closure |
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*/ |
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private function getOutputCallback(OutputInterface $output, $level = 0) |
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{ |
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if ($output->getVerbosity() < OutputInterface::VERBOSITY_VERBOSE) { |
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return null; |
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} |
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return function ($type, $buffer) use ($output, $level) { |
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$output->write(str_repeat(' ', $level * 2)); |
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if (Process::ERR === $type) { |
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$output->writeln(sprintf('<error>%s</error>', $buffer)); |
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} else { |
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$output->writeln(sprintf('%s', $buffer)); |
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} |
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}; |
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} |
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/** |
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* @param string $string |
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* @param OutputInterface $output |
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* @param int $level |
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*/ |
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private function write($string, OutputInterface $output, $level = 0) |
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{ |
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$info = str_repeat(' ', $level * 2) . $string; |
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$output->writeln(sprintf('<comment>%s</comment>', $info)); |
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} |
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} |
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matejvelikonja /
LabbyBundle
