509 lines
18 KiB
PHP
509 lines
18 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Messenger\Bridge\Doctrine\Transport;
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use Doctrine\DBAL\Connection as DBALConnection;
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use Doctrine\DBAL\Driver\Exception as DriverException;
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use Doctrine\DBAL\Driver\Result as DriverResult;
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use Doctrine\DBAL\Exception as DBALException;
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use Doctrine\DBAL\Exception\TableNotFoundException;
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use Doctrine\DBAL\LockMode;
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use Doctrine\DBAL\Platforms\MySQLPlatform;
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use Doctrine\DBAL\Platforms\OraclePlatform;
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use Doctrine\DBAL\Query\QueryBuilder;
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use Doctrine\DBAL\Result;
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use Doctrine\DBAL\Schema\AbstractSchemaManager;
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use Doctrine\DBAL\Schema\Comparator;
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use Doctrine\DBAL\Schema\Schema;
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use Doctrine\DBAL\Schema\SchemaDiff;
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use Doctrine\DBAL\Schema\Synchronizer\SchemaSynchronizer;
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use Doctrine\DBAL\Schema\Table;
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use Doctrine\DBAL\Types\Types;
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use Symfony\Component\Messenger\Exception\InvalidArgumentException;
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use Symfony\Component\Messenger\Exception\TransportException;
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use Symfony\Contracts\Service\ResetInterface;
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/**
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* @internal since Symfony 5.1
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*
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* @author Vincent Touzet <vincent.touzet@gmail.com>
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* @author Kévin Dunglas <dunglas@gmail.com>
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*/
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class Connection implements ResetInterface
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{
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protected const TABLE_OPTION_NAME = '_symfony_messenger_table_name';
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protected const DEFAULT_OPTIONS = [
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'table_name' => 'messenger_messages',
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'queue_name' => 'default',
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'redeliver_timeout' => 3600,
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'auto_setup' => true,
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];
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/**
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* Configuration of the connection.
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*
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* Available options:
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*
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* * table_name: name of the table
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* * connection: name of the Doctrine's entity manager
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* * queue_name: name of the queue
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* * redeliver_timeout: Timeout before redeliver messages still in handling state (i.e: delivered_at is not null and message is still in table). Default: 3600
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* * auto_setup: Whether the table should be created automatically during send / get. Default: true
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*/
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protected $configuration = [];
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protected $driverConnection;
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protected $queueEmptiedAt;
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private $schemaSynchronizer;
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private $autoSetup;
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public function __construct(array $configuration, DBALConnection $driverConnection, SchemaSynchronizer $schemaSynchronizer = null)
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{
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$this->configuration = array_replace_recursive(static::DEFAULT_OPTIONS, $configuration);
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$this->driverConnection = $driverConnection;
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$this->schemaSynchronizer = $schemaSynchronizer;
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$this->autoSetup = $this->configuration['auto_setup'];
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}
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public function reset()
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{
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$this->queueEmptiedAt = null;
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}
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public function getConfiguration(): array
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{
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return $this->configuration;
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}
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public static function buildConfiguration(string $dsn, array $options = []): array
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{
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if (false === $components = parse_url($dsn)) {
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throw new InvalidArgumentException(sprintf('The given Doctrine Messenger DSN "%s" is invalid.', $dsn));
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}
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$query = [];
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if (isset($components['query'])) {
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parse_str($components['query'], $query);
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}
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$configuration = ['connection' => $components['host']];
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$configuration += $query + $options + static::DEFAULT_OPTIONS;
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$configuration['auto_setup'] = filter_var($configuration['auto_setup'], \FILTER_VALIDATE_BOOLEAN);
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// check for extra keys in options
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$optionsExtraKeys = array_diff(array_keys($options), array_keys(static::DEFAULT_OPTIONS));
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if (0 < \count($optionsExtraKeys)) {
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throw new InvalidArgumentException(sprintf('Unknown option found: [%s]. Allowed options are [%s].', implode(', ', $optionsExtraKeys), implode(', ', array_keys(static::DEFAULT_OPTIONS))));
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}
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// check for extra keys in options
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$queryExtraKeys = array_diff(array_keys($query), array_keys(static::DEFAULT_OPTIONS));
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if (0 < \count($queryExtraKeys)) {
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throw new InvalidArgumentException(sprintf('Unknown option found in DSN: [%s]. Allowed options are [%s].', implode(', ', $queryExtraKeys), implode(', ', array_keys(static::DEFAULT_OPTIONS))));
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}
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return $configuration;
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}
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/**
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* @param int $delay The delay in milliseconds
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*
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* @return string The inserted id
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*
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* @throws DBALException
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*/
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public function send(string $body, array $headers, int $delay = 0): string
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{
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$now = new \DateTime();
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$availableAt = (clone $now)->modify(sprintf('+%d seconds', $delay / 1000));
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$queryBuilder = $this->driverConnection->createQueryBuilder()
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->insert($this->configuration['table_name'])
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->values([
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'body' => '?',
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'headers' => '?',
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'queue_name' => '?',
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'created_at' => '?',
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'available_at' => '?',
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]);
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$this->executeStatement($queryBuilder->getSQL(), [
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$body,
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json_encode($headers),
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$this->configuration['queue_name'],
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$now,
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$availableAt,
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], [
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null,
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null,
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null,
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Types::DATETIME_MUTABLE,
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Types::DATETIME_MUTABLE,
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]);
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return $this->driverConnection->lastInsertId();
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}
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public function get(): ?array
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{
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if ($this->driverConnection->getDatabasePlatform() instanceof MySQLPlatform) {
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try {
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$this->driverConnection->delete($this->configuration['table_name'], ['delivered_at' => '9999-12-31 23:59:59']);
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} catch (DriverException $e) {
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// Ignore the exception
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}
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}
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get:
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$this->driverConnection->beginTransaction();
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try {
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$query = $this->createAvailableMessagesQueryBuilder()
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->orderBy('available_at', 'ASC')
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->setMaxResults(1);
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// Append pessimistic write lock to FROM clause if db platform supports it
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$sql = $query->getSQL();
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if (($fromPart = $query->getQueryPart('from')) &&
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($table = $fromPart[0]['table'] ?? null) &&
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($alias = $fromPart[0]['alias'] ?? null)
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) {
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$fromClause = sprintf('%s %s', $table, $alias);
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$sql = str_replace(
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sprintf('FROM %s WHERE', $fromClause),
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sprintf('FROM %s WHERE', $this->driverConnection->getDatabasePlatform()->appendLockHint($fromClause, LockMode::PESSIMISTIC_WRITE)),
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$sql
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);
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}
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// Wrap the rownum query in a sub-query to allow writelocks without ORA-02014 error
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if ($this->driverConnection->getDatabasePlatform() instanceof OraclePlatform) {
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$sql = str_replace('SELECT a.* FROM', 'SELECT a.id FROM', $sql);
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$wrappedQuery = $this->driverConnection->createQueryBuilder()
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->select(
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'w.id AS "id", w.body AS "body", w.headers AS "headers", w.queue_name AS "queue_name", '.
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'w.created_at AS "created_at", w.available_at AS "available_at", '.
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'w.delivered_at AS "delivered_at"'
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)
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->from($this->configuration['table_name'], 'w')
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->where('w.id IN('.$sql.')');
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$sql = $wrappedQuery->getSQL();
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}
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// use SELECT ... FOR UPDATE to lock table
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$stmt = $this->executeQuery(
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$sql.' '.$this->driverConnection->getDatabasePlatform()->getWriteLockSQL(),
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$query->getParameters(),
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$query->getParameterTypes()
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);
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$doctrineEnvelope = $stmt instanceof Result || $stmt instanceof DriverResult ? $stmt->fetchAssociative() : $stmt->fetch();
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if (false === $doctrineEnvelope) {
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$this->driverConnection->commit();
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$this->queueEmptiedAt = microtime(true) * 1000;
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return null;
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}
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// Postgres can "group" notifications having the same channel and payload
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// We need to be sure to empty the queue before blocking again
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$this->queueEmptiedAt = null;
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$doctrineEnvelope = $this->decodeEnvelopeHeaders($doctrineEnvelope);
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$queryBuilder = $this->driverConnection->createQueryBuilder()
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->update($this->configuration['table_name'])
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->set('delivered_at', '?')
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->where('id = ?');
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$now = new \DateTime();
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$this->executeStatement($queryBuilder->getSQL(), [
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$now,
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$doctrineEnvelope['id'],
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], [
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Types::DATETIME_MUTABLE,
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]);
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$this->driverConnection->commit();
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return $doctrineEnvelope;
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} catch (\Throwable $e) {
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$this->driverConnection->rollBack();
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if ($this->autoSetup && $e instanceof TableNotFoundException) {
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$this->setup();
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goto get;
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}
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throw $e;
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}
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}
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public function ack(string $id): bool
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{
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try {
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if ($this->driverConnection->getDatabasePlatform() instanceof MySQLPlatform) {
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return $this->driverConnection->update($this->configuration['table_name'], ['delivered_at' => '9999-12-31 23:59:59'], ['id' => $id]) > 0;
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}
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return $this->driverConnection->delete($this->configuration['table_name'], ['id' => $id]) > 0;
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} catch (DBALException $exception) {
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throw new TransportException($exception->getMessage(), 0, $exception);
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}
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}
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public function reject(string $id): bool
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{
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try {
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if ($this->driverConnection->getDatabasePlatform() instanceof MySQLPlatform) {
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return $this->driverConnection->update($this->configuration['table_name'], ['delivered_at' => '9999-12-31 23:59:59'], ['id' => $id]) > 0;
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}
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return $this->driverConnection->delete($this->configuration['table_name'], ['id' => $id]) > 0;
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} catch (DBALException $exception) {
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throw new TransportException($exception->getMessage(), 0, $exception);
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}
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}
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public function setup(): void
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{
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$configuration = $this->driverConnection->getConfiguration();
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$assetFilter = $configuration->getSchemaAssetsFilter();
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$configuration->setSchemaAssetsFilter(null);
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$this->updateSchema();
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$configuration->setSchemaAssetsFilter($assetFilter);
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$this->autoSetup = false;
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}
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public function getMessageCount(): int
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{
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$queryBuilder = $this->createAvailableMessagesQueryBuilder()
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->select('COUNT(m.id) as message_count')
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->setMaxResults(1);
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$stmt = $this->executeQuery($queryBuilder->getSQL(), $queryBuilder->getParameters(), $queryBuilder->getParameterTypes());
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return $stmt instanceof Result || $stmt instanceof DriverResult ? $stmt->fetchOne() : $stmt->fetchColumn();
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}
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public function findAll(int $limit = null): array
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{
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$queryBuilder = $this->createAvailableMessagesQueryBuilder();
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if (null !== $limit) {
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$queryBuilder->setMaxResults($limit);
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}
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$stmt = $this->executeQuery($queryBuilder->getSQL(), $queryBuilder->getParameters(), $queryBuilder->getParameterTypes());
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$data = $stmt instanceof Result || $stmt instanceof DriverResult ? $stmt->fetchAllAssociative() : $stmt->fetchAll();
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return array_map(function ($doctrineEnvelope) {
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return $this->decodeEnvelopeHeaders($doctrineEnvelope);
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}, $data);
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}
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public function find($id): ?array
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{
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$queryBuilder = $this->createQueryBuilder()
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->where('m.id = ? and m.queue_name = ?');
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$stmt = $this->executeQuery($queryBuilder->getSQL(), [$id, $this->configuration['queue_name']]);
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$data = $stmt instanceof Result || $stmt instanceof DriverResult ? $stmt->fetchAssociative() : $stmt->fetch();
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return false === $data ? null : $this->decodeEnvelopeHeaders($data);
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}
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/**
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* @internal
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*/
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public function configureSchema(Schema $schema, DBALConnection $forConnection): void
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{
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// only update the schema for this connection
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if ($forConnection !== $this->driverConnection) {
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return;
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}
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if ($schema->hasTable($this->configuration['table_name'])) {
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return;
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}
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$this->addTableToSchema($schema);
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}
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/**
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* @internal
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*/
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public function getExtraSetupSqlForTable(Table $createdTable): array
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{
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return [];
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}
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|
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private function createAvailableMessagesQueryBuilder(): QueryBuilder
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{
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$now = new \DateTime();
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$redeliverLimit = (clone $now)->modify(sprintf('-%d seconds', $this->configuration['redeliver_timeout']));
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return $this->createQueryBuilder()
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->where('m.delivered_at is null OR m.delivered_at < ?')
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->andWhere('m.available_at <= ?')
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->andWhere('m.queue_name = ?')
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->setParameters([
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$redeliverLimit,
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$now,
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$this->configuration['queue_name'],
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], [
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Types::DATETIME_MUTABLE,
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|
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Types::DATETIME_MUTABLE,
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]);
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}
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|
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private function createQueryBuilder(): QueryBuilder
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||
|
|
{
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return $this->driverConnection->createQueryBuilder()
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|
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->select('m.*')
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||
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->from($this->configuration['table_name'], 'm');
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||
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}
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|
|
private function executeQuery(string $sql, array $parameters = [], array $types = [])
|
||
|
|
{
|
||
|
|
try {
|
||
|
|
$stmt = $this->driverConnection->executeQuery($sql, $parameters, $types);
|
||
|
|
} catch (TableNotFoundException $e) {
|
||
|
|
if ($this->driverConnection->isTransactionActive()) {
|
||
|
|
throw $e;
|
||
|
|
}
|
||
|
|
|
||
|
|
// create table
|
||
|
|
if ($this->autoSetup) {
|
||
|
|
$this->setup();
|
||
|
|
}
|
||
|
|
$stmt = $this->driverConnection->executeQuery($sql, $parameters, $types);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function executeStatement(string $sql, array $parameters = [], array $types = [])
|
||
|
|
{
|
||
|
|
try {
|
||
|
|
if (method_exists($this->driverConnection, 'executeStatement')) {
|
||
|
|
$stmt = $this->driverConnection->executeStatement($sql, $parameters, $types);
|
||
|
|
} else {
|
||
|
|
$stmt = $this->driverConnection->executeUpdate($sql, $parameters, $types);
|
||
|
|
}
|
||
|
|
} catch (TableNotFoundException $e) {
|
||
|
|
if ($this->driverConnection->isTransactionActive()) {
|
||
|
|
throw $e;
|
||
|
|
}
|
||
|
|
|
||
|
|
// create table
|
||
|
|
if ($this->autoSetup) {
|
||
|
|
$this->setup();
|
||
|
|
}
|
||
|
|
if (method_exists($this->driverConnection, 'executeStatement')) {
|
||
|
|
$stmt = $this->driverConnection->executeStatement($sql, $parameters, $types);
|
||
|
|
} else {
|
||
|
|
$stmt = $this->driverConnection->executeUpdate($sql, $parameters, $types);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
private function getSchema(): Schema
|
||
|
|
{
|
||
|
|
$schema = new Schema([], [], $this->createSchemaManager()->createSchemaConfig());
|
||
|
|
$this->addTableToSchema($schema);
|
||
|
|
|
||
|
|
return $schema;
|
||
|
|
}
|
||
|
|
|
||
|
|
private function addTableToSchema(Schema $schema): void
|
||
|
|
{
|
||
|
|
$table = $schema->createTable($this->configuration['table_name']);
|
||
|
|
// add an internal option to mark that we created this & the non-namespaced table name
|
||
|
|
$table->addOption(self::TABLE_OPTION_NAME, $this->configuration['table_name']);
|
||
|
|
$table->addColumn('id', Types::BIGINT)
|
||
|
|
->setAutoincrement(true)
|
||
|
|
->setNotnull(true);
|
||
|
|
$table->addColumn('body', Types::TEXT)
|
||
|
|
->setNotnull(true);
|
||
|
|
$table->addColumn('headers', Types::TEXT)
|
||
|
|
->setNotnull(true);
|
||
|
|
$table->addColumn('queue_name', Types::STRING)
|
||
|
|
->setLength(190) // MySQL 5.6 only supports 191 characters on an indexed column in utf8mb4 mode
|
||
|
|
->setNotnull(true);
|
||
|
|
$table->addColumn('created_at', Types::DATETIME_MUTABLE)
|
||
|
|
->setNotnull(true);
|
||
|
|
$table->addColumn('available_at', Types::DATETIME_MUTABLE)
|
||
|
|
->setNotnull(true);
|
||
|
|
$table->addColumn('delivered_at', Types::DATETIME_MUTABLE)
|
||
|
|
->setNotnull(false);
|
||
|
|
$table->setPrimaryKey(['id']);
|
||
|
|
$table->addIndex(['queue_name']);
|
||
|
|
$table->addIndex(['available_at']);
|
||
|
|
$table->addIndex(['delivered_at']);
|
||
|
|
}
|
||
|
|
|
||
|
|
private function decodeEnvelopeHeaders(array $doctrineEnvelope): array
|
||
|
|
{
|
||
|
|
$doctrineEnvelope['headers'] = json_decode($doctrineEnvelope['headers'], true);
|
||
|
|
|
||
|
|
return $doctrineEnvelope;
|
||
|
|
}
|
||
|
|
|
||
|
|
private function updateSchema(): void
|
||
|
|
{
|
||
|
|
if (null !== $this->schemaSynchronizer) {
|
||
|
|
$this->schemaSynchronizer->updateSchema($this->getSchema(), true);
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$schemaManager = $this->createSchemaManager();
|
||
|
|
$comparator = $this->createComparator($schemaManager);
|
||
|
|
$schemaDiff = $this->compareSchemas($comparator, $schemaManager->createSchema(), $this->getSchema());
|
||
|
|
|
||
|
|
foreach ($schemaDiff->toSaveSql($this->driverConnection->getDatabasePlatform()) as $sql) {
|
||
|
|
if (method_exists($this->driverConnection, 'executeStatement')) {
|
||
|
|
$this->driverConnection->executeStatement($sql);
|
||
|
|
} else {
|
||
|
|
$this->driverConnection->exec($sql);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private function createSchemaManager(): AbstractSchemaManager
|
||
|
|
{
|
||
|
|
return method_exists($this->driverConnection, 'createSchemaManager')
|
||
|
|
? $this->driverConnection->createSchemaManager()
|
||
|
|
: $this->driverConnection->getSchemaManager();
|
||
|
|
}
|
||
|
|
|
||
|
|
private function createComparator(AbstractSchemaManager $schemaManager): Comparator
|
||
|
|
{
|
||
|
|
return method_exists($schemaManager, 'createComparator')
|
||
|
|
? $schemaManager->createComparator()
|
||
|
|
: new Comparator();
|
||
|
|
}
|
||
|
|
|
||
|
|
private function compareSchemas(Comparator $comparator, Schema $from, Schema $to): SchemaDiff
|
||
|
|
{
|
||
|
|
return method_exists($comparator, 'compareSchemas')
|
||
|
|
? $comparator->compareSchemas($from, $to)
|
||
|
|
: $comparator->compare($from, $to);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!class_exists(\Symfony\Component\Messenger\Transport\Doctrine\Connection::class, false)) {
|
||
|
|
class_alias(Connection::class, \Symfony\Component\Messenger\Transport\Doctrine\Connection::class);
|
||
|
|
}
|