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<?php |
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namespace phpbu\App\Runner; |
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use phpbu\App\Backup\Crypter; |
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use phpbu\App\Backup\Decompressor; |
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use phpbu\App\Backup\Restore\Plan; |
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use phpbu\App\Backup\Source; |
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use phpbu\App\Backup\Target; |
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use phpbu\App\Configuration; |
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use phpbu\App\Result; |
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use SebastianFeldmann\Cli\Util; |
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/** |
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* Restore Runner |
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* |
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* @package phpbu |
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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 https://phpbu.de/ |
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* @since Class available since Release 6.0.0 |
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* @internal |
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*/ |
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class Restore extends Process |
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{ |
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/** |
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* Restore all backups |
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* |
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* @param \phpbu\App\Configuration $configuration |
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* @return \phpbu\App\Result |
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* @throws \Exception |
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*/ |
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public function run(Configuration $configuration) : Result |
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{ |
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foreach ($configuration->getBackups() as $backup) { |
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if ($configuration->isBackupActive($backup->getName())) { |
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$this->printPlan($this->createRestorePlan($backup)); |
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} |
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} |
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return $this->result; |
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} |
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/** |
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* Collects all restore commands in a restore plan |
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* |
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* @param \phpbu\App\Configuration\Backup $backup |
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* @return \phpbu\App\Backup\Restore\Plan |
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* @throws \phpbu\App\Exception |
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*/ |
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private function createRestorePlan(Configuration\Backup $backup): Plan |
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{ |
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$plan = new Plan(); |
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$target = $this->factory->createTarget($backup->getTarget()); |
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$this->decryptBackup($target, $backup, $plan); |
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$this->restoreBackup($target, $backup, $plan); |
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return $plan; |
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} |
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/** |
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* Output the restore plan |
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* |
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* @param \phpbu\App\Backup\Restore\Plan $plan |
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*/ |
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private function printPlan(Plan $plan) |
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{ |
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$this->printDecryptionCommands($plan); |
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$this->printRestoreCommands($plan); |
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} |
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/** |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Configuration\Backup $backup |
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* @param \phpbu\App\Backup\Restore\Plan $plan |
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* @throws \phpbu\App\Exception |
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*/ |
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private function decryptBackup(Target $target, Configuration\Backup $backup, Plan $plan) |
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{ |
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if (!$backup->hasCrypt()) { |
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return; |
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} |
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$cryptConf = $backup->getCrypt(); |
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$crypt = $this->factory->createCrypter($cryptConf->type, $cryptConf->options); |
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// check if decryption is supported |
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if (!$crypt instanceof Crypter\Restorable) { |
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$plan->markCryptAsUnsupported(); |
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return; |
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} |
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$crypt->restore($target, $plan); |
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} |
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/** |
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* @param \phpbu\App\Backup\Target $target |
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* @param \phpbu\App\Configuration\Backup $backup |
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* @param \phpbu\App\Backup\Restore\Plan $plan |
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* @throws \phpbu\App\Exception |
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*/ |
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private function restoreBackup(Target $target, Configuration\Backup $backup, Plan $plan) |
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{ |
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$sourceConf = $backup->getSource(); |
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$source = $this->factory->createSource($sourceConf->type, $sourceConf->options); |
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// make sure restore is supported |
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if (!$source instanceof Source\Restorable) { |
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$plan->markSourceAsUnsupported(); |
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return; |
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} |
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// pass plan to source to collect restore commands |
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$status = $source->restore($target, $plan); |
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// make sure we decompress the backup |
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if ($target->shouldBeCompressed()) { |
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$decompressor = new Decompressor\File(); |
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$command = $decompressor->decompress($target); |
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$plan->addDecompressionCommand($command); |
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$target->disableCompression(); |
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} |
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// if source created a directory we have to un-tar the decompressed backup |
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if ($status->isDirectory()) { |
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$decompressor = new Decompressor\Directory(); |
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$command = $decompressor->decompress($target); |
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$target->removeFileSuffix('tar'); |
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$plan->addDecompressionCommand($command); |
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} |
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} |
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/** |
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* Output the decryption commands |
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* |
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* @param \phpbu\App\Backup\Restore\Plan $plan |
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* @return void |
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*/ |
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private function printDecryptionCommands(Plan $plan): void |
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{ |
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if (!$plan->isCryptSupported()) { |
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echo Util::formatWithColor('fg-red', "WARNING: Your configured crypt does not support restore for now.\n"); |
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return; |
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} |
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$commands = $plan->getDecryptionCommands(); |
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if (empty($commands)) { |
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return; |
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} |
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echo Util::formatWithColor('fg-yellow', "# Decrypt your backup\n"); |
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foreach ($commands as $cmd) { |
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echo $cmd . PHP_EOL; |
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} |
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echo PHP_EOL; |
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} |
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/** |
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* Output the restore commands |
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* |
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* @param \phpbu\App\Backup\Restore\Plan $plan |
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* @return void |
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*/ |
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private function printRestoreCommands(Plan $plan): void |
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{ |
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if (!$plan->isSourceSupported()) { |
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echo Util::formatWithColor('fg-red', "WARNING: Your configured source does not support restore for now.\n"); |
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return; |
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} |
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$this->printExtractionCommands($plan->getDecompressionCommands()); |
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echo Util::formatWithColor('fg-yellow', "# Restore your data [BE CAREFUL]\n"); |
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foreach ($plan->getRestoreCommands() as $cmd) { |
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echo $cmd . PHP_EOL; |
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} |
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echo PHP_EOL; |
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} |
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/** |
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* Output extraction commands |
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* |
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* @param array $commands |
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* @return void |
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*/ |
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private function printExtractionCommands(array $commands): void |
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{ |
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if (!empty($commands)) { |
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echo Util::formatWithColor('fg-yellow', "# Extract your backup \n"); |
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foreach ($commands as $cmd) { |
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echo $cmd . PHP_EOL; |
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} |
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echo PHP_EOL; |
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} |
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} |
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} |
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sebastianfeldmann /
phpbu
