protected function execute(InputInterface $input, OutputInterface $output)
{
if ($this->encryptionManager->isEnabled() === false) {
throw new \Exception('Server side encryption is not enabled');
}
$output->writeln("\n");
$output->writeln('You are about to start to encrypt all files stored in your ownCloud.');
$output->writeln('It will depend on the encryption module you use which files get encrypted.');
$output->writeln('Depending on the number and size of your files this can take some time');
$output->writeln('Please make sure that no user access his files during this process!');
$output->writeln('');
$question = new ConfirmationQuestion('Do you really want to continue? (y/n) ', false);
if ($this->questionHelper->ask($input, $output, $question)) {
$this->forceSingleUserAndTrashbin();
try {
$defaultModule = $this->encryptionManager->getEncryptionModule();
$defaultModule->encryptAll($input, $output);
} catch (\Exception $ex) {
$this->resetSingleUserAndTrashbin();
throw $ex;
}
$this->resetSingleUserAndTrashbin();
} else {
$output->writeln('aborted');
}
}
/**
* read encryption module needed to read/write the file located at $path
*
* @param string $path
* @return null|\OCP\Encryption\IEncryptionModule
* @throws ModuleDoesNotExistsException
* @throws \Exception
*/
protected function getEncryptionModule($path) {
$encryptionModule = null;
$header = $this->getHeader($path);
$encryptionModuleId = $this->util->getEncryptionModuleId($header);
if (!empty($encryptionModuleId)) {
try {
$encryptionModule = $this->encryptionManager->getEncryptionModule($encryptionModuleId);
} catch (ModuleDoesNotExistsException $e) {
$this->logger->critical('Encryption module defined in "' . $path . '" not loaded!');
throw $e;
}
}
return $encryptionModule;
}
