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<?php declare(strict_types=1); |
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namespace Gruberro\MongoDbMigrations\Console\Command; |
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use Gruberro\MongoDbMigrations; |
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use MongoDB; |
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use MongoDB\Database; |
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use Symfony\Component\Console; |
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use Symfony\Component\Console\Exception\RuntimeException; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Output\OutputInterface; |
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abstract class AbstractCommand extends Console\Command\Command |
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{ |
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/** |
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* @var OutputInterface |
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*/ |
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protected $output; |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function initialize(InputInterface $input, OutputInterface $output) |
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{ |
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$this->output = $output; |
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} |
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/** |
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* @param string[] $directories |
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* @return MongoDbMigrations\MigrationInterface[] |
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*/ |
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protected function getMigrations(array $directories): array |
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{ |
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foreach ($directories as $directory) { |
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if (! is_dir($directory)) { |
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throw new Console\Exception\InvalidArgumentException("'{$directory}' is no valid directory"); |
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} |
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$this->output->writeln("<comment>Iterating '{$directory}' for potential migrations classes</comment>", OutputInterface::VERBOSITY_DEBUG); |
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$iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($directory), \RecursiveIteratorIterator::LEAVES_ONLY); |
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/** @var \SplFileInfo $file */ |
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foreach ($iterator as $file) { |
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if ($file->getBasename('.php') === $file->getBasename()) { |
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continue; |
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} |
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require_once $file->getRealPath(); |
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$this->output->writeln("<comment>Loaded potential migration '{$file->getRealPath()}'</comment>", OutputInterface::VERBOSITY_DEBUG); |
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} |
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} |
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/** @var MongoDbMigrations\MigrationInterface[] $migrations */ |
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$migrations = []; |
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foreach (get_declared_classes() as $className) { |
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$reflectionClass = new \ReflectionClass($className); |
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if ($reflectionClass->implementsInterface(MongoDbMigrations\MigrationInterface::class)) { |
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/** @var MongoDbMigrations\MigrationInterface $newInstance */ |
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$newInstance = $reflectionClass->newInstance(); |
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$id = md5($newInstance->getId()); |
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if (isset($migrations[$id])) { |
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$existingMigrationClass = get_class($migrations[$id]); |
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throw new RuntimeException("Found a non unique migration id '{$newInstance->getId()}' in '{$reflectionClass->getName()}', already defined by migration class '{$existingMigrationClass}'"); |
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} |
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$migrations[$id] = $newInstance; |
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$this->output->writeln("<comment>Found valid migration class '{$reflectionClass->getName()}'</comment>", OutputInterface::VERBOSITY_DEBUG); |
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} |
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} |
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$migrationClassesCount = count($migrations); |
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$this->output->writeln("<info>✓ Found {$migrationClassesCount} valid migration classes</info>", OutputInterface::VERBOSITY_VERBOSE); |
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uasort($migrations, function (MongoDbMigrations\MigrationInterface $a, MongoDbMigrations\MigrationInterface $b) { |
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if ($a->getCreateDate() === $b->getCreateDate()) { |
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return 0; |
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} |
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return $a->getCreateDate() < $b->getCreateDate() ? -1 : 1; |
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}); |
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$this->output->writeln("<info>✓ Reordered all migration classes according to their create date</info>", OutputInterface::VERBOSITY_VERBOSE); |
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return $migrations; |
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} |
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/** |
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* @param string $server |
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* @param string $database |
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* @return Database |
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*/ |
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protected function connect(string $server, string $database): Database |
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{ |
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$client = new MongoDB\Client($server); |
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$db = $client->selectDatabase($database); |
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$this->output->writeln("<info>✓ Successfully established database connection</info>", OutputInterface::VERBOSITY_VERBOSE); |
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return $db; |
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} |
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/** |
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* @param Database $db |
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* |
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* @throws RuntimeException If there is already a running command |
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*/ |
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protected function acquireLock(Database $db) |
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{ |
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$databaseMigrationsLockCollection = $db->selectCollection('DATABASE_MIGRATIONS_LOCK'); |
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$databaseMigrationsLockCollection->createIndex(['locked' => 1]); |
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$currentLock = $databaseMigrationsLockCollection->findOneAndReplace(['locked' => ['$exists' => true]], ['locked' => true, 'last_locked_date' => new MongoDB\BSON\UTCDatetime((new \DateTime())->getTimestamp() * 1000)], ['upsert' => true]); |
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if ($currentLock !== null && $currentLock->locked === true) { |
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throw new RuntimeException('Concurrent migrations are not allowed'); |
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} |
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$this->output->writeln("<info>✓ Successfully acquired migration lock</info>", OutputInterface::VERBOSITY_VERBOSE); |
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} |
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/** |
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* @param Database $db |
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*/ |
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protected function releaseLock(Database $db) |
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{ |
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$databaseMigrationsLockCollection = $db->selectCollection('DATABASE_MIGRATIONS_LOCK'); |
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$databaseMigrationsLockCollection->updateOne(['locked' => true], ['$set' => ['locked' => false]]); |
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$this->output->writeln("<info>✓ Successfully released migration lock</info>", OutputInterface::VERBOSITY_VERBOSE); |
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} |
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/** |
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* @param Database $db |
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* @return MongoDB\Collection |
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*/ |
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protected function getMigrationsCollection(Database $db): MongoDB\Collection |
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{ |
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$databaseMigrationsCollection = $db->selectCollection('DATABASE_MIGRATIONS'); |
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$databaseMigrationsCollection->createIndex(['migration_id' => 1], ['unique' => true, 'background' => false]); |
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return $databaseMigrationsCollection; |
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} |
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} |
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gruberro /
php-mongo-migrations
