update

projects/priceservice/vendor/symfony/lock/Store/CombinedStore.php

@@ -0,0 +1,218 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Psr\Log\LoggerAwareInterface;
+use Psr\Log\LoggerAwareTrait;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+use Symfony\Component\Lock\SharedLockStoreInterface;
+use Symfony\Component\Lock\Strategy\StrategyInterface;
+
+/**
+ * CombinedStore is a PersistingStoreInterface implementation able to manage and synchronize several StoreInterfaces.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class CombinedStore implements SharedLockStoreInterface, LoggerAwareInterface
+{
+    use ExpiringStoreTrait;
+    use LoggerAwareTrait;
+
+    /** @var PersistingStoreInterface[] */
+    private array $stores;
+    private StrategyInterface $strategy;
+
+    /**
+     * @param PersistingStoreInterface[] $stores The list of synchronized stores
+     *
+     * @throws InvalidArgumentException
+     */
+    public function __construct(array $stores, StrategyInterface $strategy)
+    {
+        foreach ($stores as $store) {
+            if (!$store instanceof PersistingStoreInterface) {
+                throw new InvalidArgumentException(\sprintf('The store must implement "%s". Got "%s".', PersistingStoreInterface::class, get_debug_type($store)));
+            }
+        }
+
+        $this->stores = $stores;
+        $this->strategy = $strategy;
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $successCount = 0;
+        $failureCount = 0;
+        $storesCount = \count($this->stores);
+
+        foreach ($this->stores as $store) {
+            try {
+                $store->save($key);
+                ++$successCount;
+            } catch (\Exception $e) {
+                $this->logger?->debug('One store failed to save the "{resource}" lock.', ['resource' => $key, 'store' => $store, 'exception' => $e]);
+                ++$failureCount;
+            }
+
+            if (!$this->strategy->canBeMet($failureCount, $storesCount)) {
+                break;
+            }
+        }
+
+        $this->checkNotExpired($key);
+
+        if ($this->strategy->isMet($successCount, $storesCount)) {
+            return;
+        }
+
+        $this->logger?->info('Failed to store the "{resource}" lock. Quorum has not been met.', ['resource' => $key, 'success' => $successCount, 'failure' => $failureCount]);
+
+        // clean up potential locks
+        $this->delete($key);
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function saveRead(Key $key)
+    {
+        $successCount = 0;
+        $failureCount = 0;
+        $storesCount = \count($this->stores);
+
+        foreach ($this->stores as $store) {
+            try {
+                if ($store instanceof SharedLockStoreInterface) {
+                    $store->saveRead($key);
+                } else {
+                    $store->save($key);
+                }
+                ++$successCount;
+            } catch (\Exception $e) {
+                $this->logger?->debug('One store failed to save the "{resource}" lock.', ['resource' => $key, 'store' => $store, 'exception' => $e]);
+                ++$failureCount;
+            }
+
+            if (!$this->strategy->canBeMet($failureCount, $storesCount)) {
+                break;
+            }
+        }
+
+        $this->checkNotExpired($key);
+
+        if ($this->strategy->isMet($successCount, $storesCount)) {
+            return;
+        }
+
+        $this->logger?->info('Failed to store the "{resource}" lock. Quorum has not been met.', ['resource' => $key, 'success' => $successCount, 'failure' => $failureCount]);
+
+        // clean up potential locks
+        $this->delete($key);
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        $successCount = 0;
+        $failureCount = 0;
+        $storesCount = \count($this->stores);
+        $expireAt = microtime(true) + $ttl;
+
+        foreach ($this->stores as $store) {
+            try {
+                if (0.0 >= $adjustedTtl = $expireAt - microtime(true)) {
+                    $this->logger?->debug('Stores took to long to put off the expiration of the "{resource}" lock.', ['resource' => $key, 'store' => $store, 'ttl' => $ttl]);
+                    $key->reduceLifetime(0);
+                    break;
+                }
+
+                $store->putOffExpiration($key, $adjustedTtl);
+                ++$successCount;
+            } catch (\Exception $e) {
+                $this->logger?->debug('One store failed to put off the expiration of the "{resource}" lock.', ['resource' => $key, 'store' => $store, 'exception' => $e]);
+                ++$failureCount;
+            }
+
+            if (!$this->strategy->canBeMet($failureCount, $storesCount)) {
+                break;
+            }
+        }
+
+        $this->checkNotExpired($key);
+
+        if ($this->strategy->isMet($successCount, $storesCount)) {
+            return;
+        }
+
+        $this->logger?->notice('Failed to define the expiration for the "{resource}" lock. Quorum has not been met.', ['resource' => $key, 'success' => $successCount, 'failure' => $failureCount]);
+
+        // clean up potential locks
+        $this->delete($key);
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        foreach ($this->stores as $store) {
+            try {
+                $store->delete($key);
+            } catch (\Exception $e) {
+                $this->logger?->notice('One store failed to delete the "{resource}" lock.', ['resource' => $key, 'store' => $store, 'exception' => $e]);
+            }
+        }
+    }
+
+    public function exists(Key $key): bool
+    {
+        $successCount = 0;
+        $failureCount = 0;
+        $storesCount = \count($this->stores);
+
+        foreach ($this->stores as $store) {
+            try {
+                if ($store->exists($key)) {
+                    ++$successCount;
+                } else {
+                    ++$failureCount;
+                }
+            } catch (\Exception $e) {
+                $this->logger?->debug('One store failed to check the "{resource}" lock.', ['resource' => $key, 'store' => $store, 'exception' => $e]);
+                ++$failureCount;
+            }
+
+            if ($this->strategy->isMet($successCount, $storesCount)) {
+                return true;
+            }
+            if (!$this->strategy->canBeMet($failureCount, $storesCount)) {
+                return false;
+            }
+        }
+
+        return false;
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/DatabaseTableTrait.php

@@ -0,0 +1,75 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\InvalidTtlException;
+use Symfony\Component\Lock\Key;
+
+/**
+ * @internal
+ */
+trait DatabaseTableTrait
+{
+    private string $table = 'lock_keys';
+    private string $idCol = 'key_id';
+    private string $tokenCol = 'key_token';
+    private string $expirationCol = 'key_expiration';
+    private float $gcProbability;
+    private int $initialTtl;
+
+    private function init(array $options, float $gcProbability, int $initialTtl): void
+    {
+        if ($gcProbability < 0 || $gcProbability > 1) {
+            throw new InvalidArgumentException(\sprintf('"%s" requires gcProbability between 0 and 1, "%f" given.', __METHOD__, $gcProbability));
+        }
+        if ($initialTtl < 1) {
+            throw new InvalidTtlException(\sprintf('"%s()" expects a strictly positive TTL, "%d" given.', __METHOD__, $initialTtl));
+        }
+
+        $this->table = $options['db_table'] ?? $this->table;
+        $this->idCol = $options['db_id_col'] ?? $this->idCol;
+        $this->tokenCol = $options['db_token_col'] ?? $this->tokenCol;
+        $this->expirationCol = $options['db_expiration_col'] ?? $this->expirationCol;
+
+        $this->gcProbability = $gcProbability;
+        $this->initialTtl = $initialTtl;
+    }
+
+    /**
+     * Returns a hashed version of the key.
+     */
+    private function getHashedKey(Key $key): string
+    {
+        return hash('sha256', (string) $key);
+    }
+
+    private function getUniqueToken(Key $key): string
+    {
+        if (!$key->hasState(__CLASS__)) {
+            $token = base64_encode(random_bytes(32));
+            $key->setState(__CLASS__, $token);
+        }
+
+        return $key->getState(__CLASS__);
+    }
+
+    /**
+     * Prune the table randomly, based on GC probability.
+     */
+    private function randomlyPrune(): void
+    {
+        if ($this->gcProbability > 0 && (1.0 === $this->gcProbability || (random_int(0, \PHP_INT_MAX) / \PHP_INT_MAX) <= $this->gcProbability)) {
+            $this->prune();
+        }
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/DoctrineDbalPostgreSqlStore.php

@@ -0,0 +1,309 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Doctrine\DBAL\Configuration;
+use Doctrine\DBAL\Connection;
+use Doctrine\DBAL\DriverManager;
+use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
+use Doctrine\DBAL\Schema\DefaultSchemaManagerFactory;
+use Doctrine\DBAL\Tools\DsnParser;
+use Symfony\Component\Lock\BlockingSharedLockStoreInterface;
+use Symfony\Component\Lock\BlockingStoreInterface;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\SharedLockStoreInterface;
+
+/**
+ * DoctrineDbalPostgreSqlStore is a PersistingStoreInterface implementation using
+ * PostgreSql advisory locks with a Doctrine DBAL Connection.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class DoctrineDbalPostgreSqlStore implements BlockingSharedLockStoreInterface, BlockingStoreInterface
+{
+    private Connection $conn;
+    private static array $storeRegistry = [];
+
+    /**
+     * You can either pass an existing database connection a Doctrine DBAL Connection
+     * or a URL that will be used to connect to the database.
+     *
+     * @throws InvalidArgumentException When first argument is not Connection nor string
+     */
+    public function __construct(#[\SensitiveParameter] Connection|string $connOrUrl)
+    {
+        if ($connOrUrl instanceof Connection) {
+            if (!$connOrUrl->getDatabasePlatform() instanceof PostgreSQLPlatform) {
+                throw new InvalidArgumentException(\sprintf('The adapter "%s" does not support the "%s" platform.', __CLASS__, $connOrUrl->getDatabasePlatform()::class));
+            }
+            $this->conn = $connOrUrl;
+        } else {
+            if (!class_exists(DriverManager::class)) {
+                throw new InvalidArgumentException('Failed to parse DSN. Try running "composer require doctrine/dbal".');
+            }
+            if (class_exists(DsnParser::class)) {
+                $params = (new DsnParser([
+                    'db2' => 'ibm_db2',
+                    'mssql' => 'pdo_sqlsrv',
+                    'mysql' => 'pdo_mysql',
+                    'mysql2' => 'pdo_mysql',
+                    'postgres' => 'pdo_pgsql',
+                    'postgresql' => 'pdo_pgsql',
+                    'pgsql' => 'pdo_pgsql',
+                    'sqlite' => 'pdo_sqlite',
+                    'sqlite3' => 'pdo_sqlite',
+                ]))->parse($this->filterDsn($connOrUrl));
+            } else {
+                $params = ['url' => $this->filterDsn($connOrUrl)];
+            }
+
+            $config = new Configuration();
+            if (class_exists(DefaultSchemaManagerFactory::class)) {
+                $config->setSchemaManagerFactory(new DefaultSchemaManagerFactory());
+            }
+
+            $this->conn = DriverManager::getConnection($params, $config);
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        // prevent concurrency within the same connection
+        $this->getInternalStore()->save($key);
+
+        $lockAcquired = false;
+
+        try {
+            $sql = 'SELECT pg_try_advisory_lock(:key)';
+            $result = $this->conn->executeQuery($sql, [
+                'key' => $this->getHashedKey($key),
+            ]);
+
+            // Check if lock is acquired
+            if (true === $result->fetchOne()) {
+                $key->markUnserializable();
+                // release sharedLock in case of promotion
+                $this->unlockShared($key);
+
+                $lockAcquired = true;
+
+                return;
+            }
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function saveRead(Key $key)
+    {
+        // prevent concurrency within the same connection
+        $this->getInternalStore()->saveRead($key);
+
+        $lockAcquired = false;
+
+        try {
+            $sql = 'SELECT pg_try_advisory_lock_shared(:key)';
+            $result = $this->conn->executeQuery($sql, [
+                'key' => $this->getHashedKey($key),
+            ]);
+
+            // Check if lock is acquired
+            if (true === $result->fetchOne()) {
+                $key->markUnserializable();
+                // release lock in case of demotion
+                $this->unlock($key);
+
+                $lockAcquired = true;
+
+                return;
+            }
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        // postgresql locks forever.
+        // check if lock still exists
+        if (!$this->exists($key)) {
+            throw new LockConflictedException();
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        // Prevent deleting locks own by an other key in the same connection
+        if (!$this->exists($key)) {
+            return;
+        }
+
+        $this->unlock($key);
+
+        // Prevent deleting Readlocks own by current key AND an other key in the same connection
+        $store = $this->getInternalStore();
+        try {
+            // If lock acquired = there is no other ReadLock
+            $store->save($key);
+            $this->unlockShared($key);
+        } catch (LockConflictedException) {
+            // an other key exists in this ReadLock
+        }
+
+        $store->delete($key);
+    }
+
+    public function exists(Key $key): bool
+    {
+        $sql = "SELECT count(*) FROM pg_locks WHERE locktype='advisory' AND objid=:key AND pid=pg_backend_pid()";
+        $result = $this->conn->executeQuery($sql, [
+            'key' => $this->getHashedKey($key),
+        ]);
+
+        if ($result->fetchOne() > 0) {
+            // connection is locked, check for lock in internal store
+            return $this->getInternalStore()->exists($key);
+        }
+
+        return false;
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSave(Key $key)
+    {
+        // prevent concurrency within the same connection
+        // Internal store does not allow blocking mode, because there is no way to acquire one in a single process
+        $this->getInternalStore()->save($key);
+
+        $lockAcquired = false;
+        $sql = 'SELECT pg_advisory_lock(:key)';
+        try {
+            $this->conn->executeStatement($sql, [
+                'key' => $this->getHashedKey($key),
+            ]);
+            $lockAcquired = true;
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        // release lock in case of promotion
+        $this->unlockShared($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSaveRead(Key $key)
+    {
+        // prevent concurrency within the same connection
+        // Internal store does not allow blocking mode, because there is no way to acquire one in a single process
+        $this->getInternalStore()->saveRead($key);
+
+        $lockAcquired = false;
+        $sql = 'SELECT pg_advisory_lock_shared(:key)';
+        try {
+            $this->conn->executeStatement($sql, [
+                'key' => $this->getHashedKey($key),
+            ]);
+            $lockAcquired = true;
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        // release lock in case of demotion
+        $this->unlock($key);
+    }
+
+    /**
+     * Returns a hashed version of the key.
+     */
+    private function getHashedKey(Key $key): int
+    {
+        return crc32((string) $key);
+    }
+
+    private function unlock(Key $key): void
+    {
+        do {
+            $sql = "SELECT pg_advisory_unlock(objid::bigint) FROM pg_locks WHERE locktype='advisory' AND mode='ExclusiveLock' AND objid=:key AND pid=pg_backend_pid()";
+            $result = $this->conn->executeQuery($sql, [
+                'key' => $this->getHashedKey($key),
+            ]);
+        } while (0 !== $result->rowCount());
+    }
+
+    private function unlockShared(Key $key): void
+    {
+        do {
+            $sql = "SELECT pg_advisory_unlock_shared(objid::bigint) FROM pg_locks WHERE locktype='advisory' AND mode='ShareLock' AND objid=:key AND pid=pg_backend_pid()";
+            $result = $this->conn->executeQuery($sql, [
+                'key' => $this->getHashedKey($key),
+            ]);
+        } while (0 !== $result->rowCount());
+    }
+
+    /**
+     * Check driver and remove scheme extension from DSN.
+     * From pgsql+advisory://server/ to pgsql://server/.
+     *
+     * @throws InvalidArgumentException when driver is not supported
+     */
+    private function filterDsn(#[\SensitiveParameter] string $dsn): string
+    {
+        if (!str_contains($dsn, '://')) {
+            throw new InvalidArgumentException('DSN is invalid for Doctrine DBAL.');
+        }
+
+        [$scheme, $rest] = explode(':', $dsn, 2);
+        $driver = strtok($scheme, '+');
+        if (!\in_array($driver, ['pgsql', 'postgres', 'postgresql'])) {
+            throw new InvalidArgumentException(\sprintf('The adapter "%s" does not support the "%s" driver.', __CLASS__, $driver));
+        }
+
+        return \sprintf('%s:%s', $driver, $rest);
+    }
+
+    private function getInternalStore(): SharedLockStoreInterface
+    {
+        $namespace = spl_object_hash($this->conn);
+
+        return self::$storeRegistry[$namespace] ??= new InMemoryStore();
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/DoctrineDbalStore.php

@@ -0,0 +1,285 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Doctrine\DBAL\Configuration;
+use Doctrine\DBAL\Connection;
+use Doctrine\DBAL\DriverManager;
+use Doctrine\DBAL\Exception as DBALException;
+use Doctrine\DBAL\Exception\TableNotFoundException;
+use Doctrine\DBAL\ParameterType;
+use Doctrine\DBAL\Schema\DefaultSchemaManagerFactory;
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\DBAL\Tools\DsnParser;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\InvalidTtlException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+
+/**
+ * DbalStore is a PersistingStoreInterface implementation using a Doctrine DBAL connection.
+ *
+ * Lock metadata are stored in a table. You can use createTable() to initialize
+ * a correctly defined table.
+ *
+ * CAUTION: This store relies on all client and server nodes to have
+ * synchronized clocks for lock expiry to occur at the correct time.
+ * To ensure locks don't expire prematurely; the TTLs should be set with enough
+ * extra time to account for any clock drift between nodes.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class DoctrineDbalStore implements PersistingStoreInterface
+{
+    use DatabaseTableTrait;
+    use ExpiringStoreTrait;
+
+    private Connection $conn;
+
+    /**
+     * List of available options:
+     *  * db_table: The name of the table [default: lock_keys]
+     *  * db_id_col: The column where to store the lock key [default: key_id]
+     *  * db_token_col: The column where to store the lock token [default: key_token]
+     *  * db_expiration_col: The column where to store the expiration [default: key_expiration].
+     *
+     * @param Connection|string $connOrUrl     A DBAL Connection instance or Doctrine URL
+     * @param array             $options       An associative array of options
+     * @param float             $gcProbability Probability expressed as floating number between 0 and 1 to clean old locks
+     * @param int               $initialTtl    The expiration delay of locks in seconds
+     *
+     * @throws InvalidArgumentException When namespace contains invalid characters
+     * @throws InvalidArgumentException When the initial ttl is not valid
+     */
+    public function __construct(Connection|string $connOrUrl, array $options = [], float $gcProbability = 0.01, int $initialTtl = 300)
+    {
+        $this->init($options, $gcProbability, $initialTtl);
+
+        if ($connOrUrl instanceof Connection) {
+            $this->conn = $connOrUrl;
+        } else {
+            if (!class_exists(DriverManager::class)) {
+                throw new InvalidArgumentException('Failed to parse the DSN. Try running "composer require doctrine/dbal".');
+            }
+            if (class_exists(DsnParser::class)) {
+                $params = (new DsnParser([
+                    'db2' => 'ibm_db2',
+                    'mssql' => 'pdo_sqlsrv',
+                    'mysql' => 'pdo_mysql',
+                    'mysql2' => 'pdo_mysql',
+                    'postgres' => 'pdo_pgsql',
+                    'postgresql' => 'pdo_pgsql',
+                    'pgsql' => 'pdo_pgsql',
+                    'sqlite' => 'pdo_sqlite',
+                    'sqlite3' => 'pdo_sqlite',
+                ]))->parse($connOrUrl);
+            } else {
+                $params = ['url' => $connOrUrl];
+            }
+
+            $config = new Configuration();
+            if (class_exists(DefaultSchemaManagerFactory::class)) {
+                $config->setSchemaManagerFactory(new DefaultSchemaManagerFactory());
+            }
+
+            $this->conn = DriverManager::getConnection($params, $config);
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $key->reduceLifetime($this->initialTtl);
+
+        $sql = "INSERT INTO $this->table ($this->idCol, $this->tokenCol, $this->expirationCol) VALUES (?, ?, {$this->getCurrentTimestampStatement()} + $this->initialTtl)";
+
+        try {
+            $this->conn->executeStatement($sql, [
+                $this->getHashedKey($key),
+                $this->getUniqueToken($key),
+            ], [
+                ParameterType::STRING,
+                ParameterType::STRING,
+            ]);
+        } catch (TableNotFoundException) {
+            if (!$this->conn->isTransactionActive() || $this->platformSupportsTableCreationInTransaction()) {
+                $this->createTable();
+            }
+
+            try {
+                $this->conn->executeStatement($sql, [
+                    $this->getHashedKey($key),
+                    $this->getUniqueToken($key),
+                ], [
+                    ParameterType::STRING,
+                    ParameterType::STRING,
+                ]);
+            } catch (DBALException) {
+                $this->putOffExpiration($key, $this->initialTtl);
+            }
+        } catch (DBALException) {
+            // the lock is already acquired. It could be us. Let's try to put off.
+            $this->putOffExpiration($key, $this->initialTtl);
+        }
+
+        $this->randomlyPrune();
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, $ttl)
+    {
+        if ($ttl < 1) {
+            throw new InvalidTtlException(\sprintf('"%s()" expects a TTL greater or equals to 1 second. Got "%s".', __METHOD__, $ttl));
+        }
+
+        $key->reduceLifetime($ttl);
+
+        $sql = "UPDATE $this->table SET $this->expirationCol = {$this->getCurrentTimestampStatement()} + ?, $this->tokenCol = ? WHERE $this->idCol = ? AND ($this->tokenCol = ? OR $this->expirationCol <= {$this->getCurrentTimestampStatement()})";
+        $uniqueToken = $this->getUniqueToken($key);
+
+        $result = $this->conn->executeQuery($sql, [
+            $ttl,
+            $uniqueToken,
+            $this->getHashedKey($key),
+            $uniqueToken,
+        ], [
+            ParameterType::INTEGER,
+            ParameterType::STRING,
+            ParameterType::STRING,
+            ParameterType::STRING,
+        ]);
+
+        // If this method is called twice in the same second, the row wouldn't be updated. We have to call exists to know if we are the owner
+        if (!$result->rowCount() && !$this->exists($key)) {
+            throw new LockConflictedException();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        $this->conn->delete($this->table, [
+            $this->idCol => $this->getHashedKey($key),
+            $this->tokenCol => $this->getUniqueToken($key),
+        ]);
+    }
+
+    public function exists(Key $key): bool
+    {
+        $sql = "SELECT 1 FROM $this->table WHERE $this->idCol = ? AND $this->tokenCol = ? AND $this->expirationCol > {$this->getCurrentTimestampStatement()}";
+        $result = $this->conn->fetchOne($sql, [
+            $this->getHashedKey($key),
+            $this->getUniqueToken($key),
+        ], [
+            ParameterType::STRING,
+            ParameterType::STRING,
+        ]);
+
+        return (bool) $result;
+    }
+
+    /**
+     * Creates the table to store lock keys which can be called once for setup.
+     *
+     * @throws DBALException When the table already exists
+     */
+    public function createTable(): void
+    {
+        $schema = new Schema();
+        $this->configureSchema($schema);
+
+        foreach ($schema->toSql($this->conn->getDatabasePlatform()) as $sql) {
+            $this->conn->executeStatement($sql);
+        }
+    }
+
+    /**
+     * Adds the Table to the Schema if it doesn't exist.
+     *
+     * @param \Closure $isSameDatabase
+     */
+    public function configureSchema(Schema $schema/* , \Closure $isSameDatabase */): void
+    {
+        if ($schema->hasTable($this->table)) {
+            return;
+        }
+
+        $isSameDatabase = 1 < \func_num_args() ? func_get_arg(1) : static fn () => true;
+
+        if (!$isSameDatabase($this->conn->executeStatement(...))) {
+            return;
+        }
+
+        $table = $schema->createTable($this->table);
+        $table->addColumn($this->idCol, 'string', ['length' => 64]);
+        $table->addColumn($this->tokenCol, 'string', ['length' => 44]);
+        $table->addColumn($this->expirationCol, 'integer', ['unsigned' => true]);
+        $table->setPrimaryKey([$this->idCol]);
+    }
+
+    /**
+     * Cleans up the table by removing all expired locks.
+     */
+    private function prune(): void
+    {
+        $sql = "DELETE FROM $this->table WHERE $this->expirationCol <= {$this->getCurrentTimestampStatement()}";
+
+        $this->conn->executeStatement($sql);
+    }
+
+    /**
+     * Provides an SQL function to get the current timestamp regarding the current connection's driver.
+     */
+    private function getCurrentTimestampStatement(): string
+    {
+        $platform = $this->conn->getDatabasePlatform();
+
+        return match (true) {
+            $platform instanceof \Doctrine\DBAL\Platforms\MySQL57Platform,
+            $platform instanceof \Doctrine\DBAL\Platforms\MySQLPlatform => 'UNIX_TIMESTAMP(NOW(6))',
+            $platform instanceof \Doctrine\DBAL\Platforms\SqlitePlatform => "(julianday('now') - 2440587.5) * 86400.0",
+            $platform instanceof \Doctrine\DBAL\Platforms\PostgreSQL94Platform,
+            $platform instanceof \Doctrine\DBAL\Platforms\PostgreSQLPlatform => 'CAST(EXTRACT(epoch FROM NOW()) AS DOUBLE PRECISION)',
+            $platform instanceof \Doctrine\DBAL\Platforms\OraclePlatform => "(CAST(systimestamp AT TIME ZONE 'UTC' AS DATE) - DATE '1970-01-01') * 86400 + TO_NUMBER(TO_CHAR(systimestamp AT TIME ZONE 'UTC', 'SSSSS.FF'))",
+            $platform instanceof \Doctrine\DBAL\Platforms\SQLServer2012Platform,
+            $platform instanceof \Doctrine\DBAL\Platforms\SQLServerPlatform => "CAST(DATEDIFF_BIG(ms, '1970-01-01', SYSUTCDATETIME()) AS FLOAT) / 1000.0",
+            default => (new \DateTimeImmutable())->format('U.u'),
+        };
+    }
+
+    /**
+     * Checks whether current platform supports table creation within transaction.
+     */
+    private function platformSupportsTableCreationInTransaction(): bool
+    {
+        $platform = $this->conn->getDatabasePlatform();
+
+        return match (true) {
+            $platform instanceof \Doctrine\DBAL\Platforms\PostgreSQLPlatform,
+            $platform instanceof \Doctrine\DBAL\Platforms\PostgreSQL94Platform,
+            $platform instanceof \Doctrine\DBAL\Platforms\SqlitePlatform,
+            $platform instanceof \Doctrine\DBAL\Platforms\SQLServerPlatform,
+            $platform instanceof \Doctrine\DBAL\Platforms\SQLServer2012Platform => true,
+            default => false,
+        };
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/ExpiringStoreTrait.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\Exception\LockExpiredException;
+use Symfony\Component\Lock\Key;
+
+trait ExpiringStoreTrait
+{
+    private function checkNotExpired(Key $key): void
+    {
+        if ($key->isExpired()) {
+            try {
+                $this->delete($key);
+            } catch (\Exception) {
+                // swallow exception to not hide the original issue
+            }
+            throw new LockExpiredException(\sprintf('Failed to store the "%s" lock.', $key));
+        }
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/FlockStore.php

@@ -0,0 +1,165 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\BlockingStoreInterface;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Exception\LockStorageException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\SharedLockStoreInterface;
+
+/**
+ * FlockStore is a PersistingStoreInterface implementation using the FileSystem flock.
+ *
+ * Original implementation in \Symfony\Component\Filesystem\LockHandler.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ * @author Romain Neutron <imprec@gmail.com>
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class FlockStore implements BlockingStoreInterface, SharedLockStoreInterface
+{
+    private ?string $lockPath;
+
+    /**
+     * @param string|null $lockPath the directory to store the lock, defaults to the system's temporary directory
+     *
+     * @throws LockStorageException If the lock directory doesn’t exist or is not writable
+     */
+    public function __construct(?string $lockPath = null)
+    {
+        if (!is_dir($lockPath ??= sys_get_temp_dir())) {
+            if (false === @mkdir($lockPath, 0777, true) && !is_dir($lockPath)) {
+                throw new InvalidArgumentException(\sprintf('The FlockStore directory "%s" does not exists and cannot be created.', $lockPath));
+            }
+        } elseif (!is_writable($lockPath)) {
+            throw new InvalidArgumentException(\sprintf('The FlockStore directory "%s" is not writable.', $lockPath));
+        }
+
+        $this->lockPath = $lockPath;
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $this->lock($key, false, false);
+    }
+
+    /**
+     * @return void
+     */
+    public function saveRead(Key $key)
+    {
+        $this->lock($key, true, false);
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSave(Key $key)
+    {
+        $this->lock($key, false, true);
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSaveRead(Key $key)
+    {
+        $this->lock($key, true, true);
+    }
+
+    private function lock(Key $key, bool $read, bool $blocking): void
+    {
+        $handle = null;
+        // The lock is maybe already acquired.
+        if ($key->hasState(__CLASS__)) {
+            [$stateRead, $handle] = $key->getState(__CLASS__);
+            // Check for promotion or demotion
+            if ($stateRead === $read) {
+                return;
+            }
+        }
+
+        if (!$handle) {
+            $fileName = \sprintf('%s/sf.%s.%s.lock',
+                $this->lockPath,
+                substr(preg_replace('/[^a-z0-9\._-]+/i', '-', $key), 0, 50),
+                strtr(substr(base64_encode(hash('sha256', $key, true)), 0, 7), '/', '_')
+            );
+
+            // Silence error reporting
+            set_error_handler(function ($type, $msg) use (&$error) { $error = $msg; });
+            try {
+                if (!$handle = fopen($fileName, 'r+') ?: fopen($fileName, 'r')) {
+                    if ($handle = fopen($fileName, 'x')) {
+                        chmod($fileName, 0666);
+                    } elseif (!$handle = fopen($fileName, 'r+') ?: fopen($fileName, 'r')) {
+                        usleep(100); // Give some time for chmod() to complete
+                        $handle = fopen($fileName, 'r+') ?: fopen($fileName, 'r');
+                    }
+                }
+            } finally {
+                restore_error_handler();
+            }
+        }
+
+        if (!$handle) {
+            throw new LockStorageException($error, 0, null);
+        }
+
+        // On Windows, even if PHP doc says the contrary, LOCK_NB works, see
+        // https://bugs.php.net/54129
+        if (!flock($handle, ($read ? \LOCK_SH : \LOCK_EX) | ($blocking ? 0 : \LOCK_NB))) {
+            fclose($handle);
+            throw new LockConflictedException();
+        }
+
+        $key->setState(__CLASS__, [$read, $handle]);
+        $key->markUnserializable();
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        // do nothing, the flock locks forever.
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        // The lock is maybe not acquired.
+        if (!$key->hasState(__CLASS__)) {
+            return;
+        }
+
+        $handle = $key->getState(__CLASS__)[1];
+
+        flock($handle, \LOCK_UN | \LOCK_NB);
+        fclose($handle);
+
+        $key->removeState(__CLASS__);
+    }
+
+    public function exists(Key $key): bool
+    {
+        return $key->hasState(__CLASS__);
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/InMemoryStore.php

@@ -0,0 +1,126 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\SharedLockStoreInterface;
+
+/**
+ * InMemoryStore is a PersistingStoreInterface implementation using
+ * php-array to manage locks.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class InMemoryStore implements SharedLockStoreInterface
+{
+    private array $locks = [];
+    private array $readLocks = [];
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $hashKey = (string) $key;
+        $token = $this->getUniqueToken($key);
+        if (isset($this->locks[$hashKey])) {
+            // already acquired
+            if ($this->locks[$hashKey] === $token) {
+                return;
+            }
+
+            throw new LockConflictedException();
+        }
+
+        // check for promotion
+        if (isset($this->readLocks[$hashKey][$token]) && 1 === \count($this->readLocks[$hashKey])) {
+            unset($this->readLocks[$hashKey]);
+            $this->locks[$hashKey] = $token;
+
+            return;
+        }
+
+        if (\count($this->readLocks[$hashKey] ?? []) > 0) {
+            throw new LockConflictedException();
+        }
+
+        $this->locks[$hashKey] = $token;
+    }
+
+    /**
+     * @return void
+     */
+    public function saveRead(Key $key)
+    {
+        $hashKey = (string) $key;
+        $token = $this->getUniqueToken($key);
+
+        // check if lock is already acquired in read mode
+        if (isset($this->readLocks[$hashKey])) {
+            $this->readLocks[$hashKey][$token] = true;
+
+            return;
+        }
+
+        // check for demotion
+        if (isset($this->locks[$hashKey])) {
+            if ($this->locks[$hashKey] !== $token) {
+                throw new LockConflictedException();
+            }
+
+            unset($this->locks[$hashKey]);
+        }
+
+        $this->readLocks[$hashKey][$token] = true;
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        // do nothing, memory locks forever.
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        $hashKey = (string) $key;
+        $token = $this->getUniqueToken($key);
+
+        unset($this->readLocks[$hashKey][$token]);
+        if (($this->locks[$hashKey] ?? null) === $token) {
+            unset($this->locks[$hashKey]);
+        }
+    }
+
+    public function exists(Key $key): bool
+    {
+        $hashKey = (string) $key;
+        $token = $this->getUniqueToken($key);
+
+        return isset($this->readLocks[$hashKey][$token]) || ($this->locks[$hashKey] ?? null) === $token;
+    }
+
+    private function getUniqueToken(Key $key): string
+    {
+        if (!$key->hasState(__CLASS__)) {
+            $token = base64_encode(random_bytes(32));
+            $key->setState(__CLASS__, $token);
+        }
+
+        return $key->getState(__CLASS__);
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/MemcachedStore.php

@@ -0,0 +1,167 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\InvalidTtlException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+
+/**
+ * MemcachedStore is a PersistingStoreInterface implementation using Memcached as store engine.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class MemcachedStore implements PersistingStoreInterface
+{
+    use ExpiringStoreTrait;
+
+    private \Memcached $memcached;
+    private int $initialTtl;
+    private bool $useExtendedReturn;
+
+    /**
+     * @return bool
+     */
+    public static function isSupported()
+    {
+        return \extension_loaded('memcached');
+    }
+
+    /**
+     * @param int $initialTtl the expiration delay of locks in seconds
+     */
+    public function __construct(\Memcached $memcached, int $initialTtl = 300)
+    {
+        if (!static::isSupported()) {
+            throw new InvalidArgumentException('Memcached extension is required.');
+        }
+
+        if ($initialTtl < 1) {
+            throw new InvalidArgumentException(\sprintf('"%s()" expects a strictly positive TTL. Got %d.', __METHOD__, $initialTtl));
+        }
+
+        $this->memcached = $memcached;
+        $this->initialTtl = $initialTtl;
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $token = $this->getUniqueToken($key);
+        $key->reduceLifetime($this->initialTtl);
+        if (!$this->memcached->add((string) $key, $token, (int) ceil($this->initialTtl))) {
+            // the lock is already acquired. It could be us. Let's try to put off.
+            $this->putOffExpiration($key, $this->initialTtl);
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        if ($ttl < 1) {
+            throw new InvalidTtlException(\sprintf('"%s()" expects a TTL greater or equals to 1 second. Got %s.', __METHOD__, $ttl));
+        }
+
+        // Interface defines a float value but Store required an integer.
+        $ttl = (int) ceil($ttl);
+
+        $token = $this->getUniqueToken($key);
+
+        [$value, $cas] = $this->getValueAndCas($key);
+
+        $key->reduceLifetime($ttl);
+        // Could happens when we ask a putOff after a timeout but in luck nobody steal the lock
+        if (\Memcached::RES_NOTFOUND === $this->memcached->getResultCode()) {
+            if ($this->memcached->add((string) $key, $token, $ttl)) {
+                return;
+            }
+
+            // no luck, with concurrency, someone else acquire the lock
+            throw new LockConflictedException();
+        }
+
+        // Someone else steal the lock
+        if ($value !== $token) {
+            throw new LockConflictedException();
+        }
+
+        if (!$this->memcached->cas($cas, (string) $key, $token, $ttl)) {
+            throw new LockConflictedException();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        $token = $this->getUniqueToken($key);
+
+        [$value, $cas] = $this->getValueAndCas($key);
+
+        if ($value !== $token) {
+            // we are not the owner of the lock. Nothing to do.
+            return;
+        }
+
+        // To avoid concurrency in deletion, the trick is to extends the TTL then deleting the key
+        if (!$this->memcached->cas($cas, (string) $key, $token, 2)) {
+            // Someone steal our lock. It does not belongs to us anymore. Nothing to do.
+            return;
+        }
+
+        // Now, we are the owner of the lock for 2 more seconds, we can delete it.
+        $this->memcached->delete((string) $key);
+    }
+
+    public function exists(Key $key): bool
+    {
+        return $this->memcached->get((string) $key) === $this->getUniqueToken($key);
+    }
+
+    private function getUniqueToken(Key $key): string
+    {
+        if (!$key->hasState(__CLASS__)) {
+            $token = base64_encode(random_bytes(32));
+            $key->setState(__CLASS__, $token);
+        }
+
+        return $key->getState(__CLASS__);
+    }
+
+    private function getValueAndCas(Key $key): array
+    {
+        if ($this->useExtendedReturn ??= version_compare(phpversion('memcached'), '2.9.9', '>')) {
+            $extendedReturn = $this->memcached->get((string) $key, null, \Memcached::GET_EXTENDED);
+            if (\Memcached::GET_ERROR_RETURN_VALUE === $extendedReturn) {
+                return [$extendedReturn, 0.0];
+            }
+
+            return [$extendedReturn['value'], $extendedReturn['cas']];
+        }
+
+        $cas = 0.0;
+        $value = $this->memcached->get((string) $key, null, $cas);
+
+        return [$value, $cas];
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/MongoDbStore.php

@@ -0,0 +1,405 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use MongoDB\BSON\UTCDateTime;
+use MongoDB\Client;
+use MongoDB\Collection;
+use MongoDB\Database;
+use MongoDB\Driver\BulkWrite;
+use MongoDB\Driver\Command;
+use MongoDB\Driver\Exception\BulkWriteException;
+use MongoDB\Driver\Manager;
+use MongoDB\Driver\Query;
+use MongoDB\Driver\ReadPreference;
+use MongoDB\Driver\WriteConcern;
+use MongoDB\Exception\DriverRuntimeException;
+use MongoDB\Exception\InvalidArgumentException as MongoInvalidArgumentException;
+use MongoDB\Exception\UnsupportedException;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\InvalidTtlException;
+use Symfony\Component\Lock\Exception\LockAcquiringException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Exception\LockExpiredException;
+use Symfony\Component\Lock\Exception\LockStorageException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+
+/**
+ * MongoDbStore is a StoreInterface implementation using MongoDB as a storage
+ * engine. Support for MongoDB server >=2.2 due to use of TTL indexes.
+ *
+ * CAUTION: TTL Indexes are used so this store relies on all client and server
+ * nodes to have synchronized clocks for lock expiry to occur at the correct
+ * time. To ensure locks don't expire prematurely; the TTLs should be set with
+ * enough extra time to account for any clock drift between nodes.
+ *
+ * CAUTION: The locked resource name is indexed in the _id field of the lock
+ * collection. An indexed field's value in MongoDB can be a maximum of 1024
+ * bytes in length inclusive of structural overhead.
+ *
+ * @see https://docs.mongodb.com/manual/reference/limits/#Index-Key-Limit
+ *
+ * @author Joe Bennett <joe@assimtech.com>
+ * @author Jérôme Tamarelle <jerome@tamarelle.net>
+ */
+class MongoDbStore implements PersistingStoreInterface
+{
+    use ExpiringStoreTrait;
+
+    private Manager $manager;
+    private string $namespace;
+    private string $uri;
+    private array $options;
+    private float $initialTtl;
+
+    /**
+     * @param Collection|Database|Client|Manager|string $mongo      An instance of a Collection or Client or URI @see https://docs.mongodb.com/manual/reference/connection-string/
+     * @param array                                     $options    See below
+     * @param float                                     $initialTtl The expiration delay of locks in seconds
+     *
+     * @throws InvalidArgumentException If required options are not provided
+     * @throws InvalidTtlException      When the initial ttl is not valid
+     *
+     * Options:
+     *      gcProbability: Should a TTL Index be created expressed as a probability from 0.0 to 1.0 [default: 0.001]
+     *      database:      The name of the database [required when $mongo is a Client]
+     *      collection:    The name of the collection [required when $mongo is a Client]
+     *      uriOptions:    Array of uri options. [used when $mongo is a URI]
+     *      driverOptions: Array of driver options. [used when $mongo is a URI]
+     *
+     * When using a URI string:
+     *      The database is determined from the uri's path, otherwise the "database" option is used. To specify an alternate authentication database; "authSource" uriOption or querystring parameter must be used.
+     *      The collection is determined from the uri's "collection" querystring parameter, otherwise the "collection" option is used.
+     *
+     * For example: mongodb://myuser:mypass@myhost/mydatabase?collection=mycollection
+     *
+     * @see https://docs.mongodb.com/php-library/current/reference/method/MongoDBClient__construct/
+     *
+     * If gcProbability is set to a value greater than 0.0 there is a chance
+     * this store will attempt to create a TTL index on self::save().
+     * If you prefer to create your TTL Index manually you can set gcProbability
+     * to 0.0 and optionally leverage
+     * self::createTtlIndex(int $expireAfterSeconds = 0).
+     *
+     * readConcern is not specified by MongoDbStore meaning the connection's settings will take effect.
+     * writeConcern is majority for all update queries.
+     * readPreference is primary for all read queries.
+     *
+     * @see https://docs.mongodb.com/manual/applications/replication/
+     */
+    public function __construct(Collection|Database|Client|Manager|string $mongo, array $options = [], float $initialTtl = 300.0)
+    {
+        if (isset($options['gcProbablity'])) {
+            trigger_deprecation('symfony/lock', '6.3', 'The "gcProbablity" option (notice the typo in its name) is deprecated in "%s"; use the "gcProbability" option instead.', __CLASS__);
+
+            $options['gcProbability'] = $options['gcProbablity'];
+            unset($options['gcProbablity']);
+        }
+
+        $this->options = array_merge([
+            'gcProbability' => 0.001,
+            'database' => null,
+            'collection' => null,
+            'uriOptions' => [],
+            'driverOptions' => [],
+        ], $options);
+
+        $this->initialTtl = $initialTtl;
+
+        if ($mongo instanceof Collection) {
+            $this->options['database'] ??= $mongo->getDatabaseName();
+            $this->options['collection'] ??= $mongo->getCollectionName();
+            $this->manager = $mongo->getManager();
+        } elseif ($mongo instanceof Database) {
+            $this->options['database'] ??= $mongo->getDatabaseName();
+            $this->manager = $mongo->getManager();
+        } elseif ($mongo instanceof Client) {
+            $this->manager = $mongo->getManager();
+        } elseif ($mongo instanceof Manager) {
+            $this->manager = $mongo;
+        } else {
+            $this->uri = $this->skimUri($mongo);
+        }
+
+        if (null === $this->options['database']) {
+            throw new InvalidArgumentException(\sprintf('"%s()" requires the "database" in the URI path or option.', __METHOD__));
+        }
+        if (null === $this->options['collection']) {
+            throw new InvalidArgumentException(\sprintf('"%s()" requires the "collection" in the URI querystring or option.', __METHOD__));
+        }
+        $this->namespace = $this->options['database'].'.'.$this->options['collection'];
+
+        if ($this->options['gcProbability'] < 0.0 || $this->options['gcProbability'] > 1.0) {
+            throw new InvalidArgumentException(\sprintf('"%s()" gcProbability must be a float from 0.0 to 1.0, "%f" given.', __METHOD__, $this->options['gcProbability']));
+        }
+
+        if ($this->initialTtl <= 0) {
+            throw new InvalidTtlException(\sprintf('"%s()" expects a strictly positive TTL, got "%d".', __METHOD__, $this->initialTtl));
+        }
+    }
+
+    /**
+     * Extract default database and collection from given connection URI and remove collection querystring.
+     *
+     * Non-standard parameters are removed from the URI to improve libmongoc's re-use of connections.
+     *
+     * @see https://php.net/mongodb.connection-handling
+     */
+    private function skimUri(string $uri): string
+    {
+        if (!str_starts_with($uri, 'mongodb://') && !str_starts_with($uri, 'mongodb+srv://')) {
+            throw new InvalidArgumentException(\sprintf('The given MongoDB Connection URI "%s" is invalid. Expecting "mongodb://" or "mongodb+srv://".', $uri));
+        }
+
+        if (false === $params = parse_url($uri)) {
+            throw new InvalidArgumentException(\sprintf('The given MongoDB Connection URI "%s" is invalid.', $uri));
+        }
+        $pathDb = ltrim($params['path'] ?? '', '/') ?: null;
+        if (null !== $pathDb) {
+            $this->options['database'] = $pathDb;
+        }
+
+        $matches = [];
+        if (preg_match('/^(.*[\?&])collection=([^&#]*)&?(([^#]*).*)$/', $uri, $matches)) {
+            $prefix = $matches[1];
+            $this->options['collection'] = $matches[2];
+            if (empty($matches[4])) {
+                $prefix = substr($prefix, 0, -1);
+            }
+            $uri = $prefix.$matches[3];
+        }
+
+        return $uri;
+    }
+
+    /**
+     * Creates a TTL index to automatically remove expired locks.
+     *
+     * If the gcProbability option is set higher than 0.0 (defaults to 0.001);
+     * there is a chance this will be called on self::save().
+     *
+     * Otherwise; this should be called once manually during database setup.
+     *
+     * Alternatively the TTL index can be created manually on the database:
+     *
+     *  db.lock.createIndex(
+     *      { "expires_at": 1 },
+     *      { "expireAfterSeconds": 0 }
+     *  )
+     *
+     * Please note, expires_at is based on the application server. If the
+     * database time differs; a lock could be cleaned up before it has expired.
+     * To ensure locks don't expire prematurely; the lock TTL should be set
+     * with enough extra time to account for any clock drift between nodes.
+     *
+     * A TTL index MUST BE used to automatically clean up expired locks.
+     *
+     * @see http://docs.mongodb.org/manual/tutorial/expire-data/
+     *
+     * @return void
+     *
+     * @throws UnsupportedException          if options are not supported by the selected server
+     * @throws MongoInvalidArgumentException for parameter/option parsing errors
+     * @throws DriverRuntimeException        for other driver errors (e.g. connection errors)
+     */
+    public function createTtlIndex(int $expireAfterSeconds = 0)
+    {
+        $server = $this->getManager()->selectServer();
+        $server->executeCommand($this->options['database'], new Command([
+            'createIndexes' => $this->options['collection'],
+            'indexes' => [
+                [
+                    'key' => [
+                        'expires_at' => 1,
+                    ],
+                    'name' => 'expires_at_1',
+                    'expireAfterSeconds' => $expireAfterSeconds,
+                ],
+            ],
+        ]));
+    }
+
+    /**
+     * @return void
+     *
+     * @throws LockExpiredException when save is called on an expired lock
+     */
+    public function save(Key $key)
+    {
+        $key->reduceLifetime($this->initialTtl);
+
+        try {
+            $this->upsert($key, $this->initialTtl);
+        } catch (BulkWriteException $e) {
+            if ($this->isDuplicateKeyException($e)) {
+                throw new LockConflictedException('Lock was acquired by someone else.', 0, $e);
+            }
+            throw new LockAcquiringException('Failed to acquire lock.', 0, $e);
+        }
+
+        if ($this->options['gcProbability'] > 0.0 && (1.0 === $this->options['gcProbability'] || (random_int(0, \PHP_INT_MAX) / \PHP_INT_MAX) <= $this->options['gcProbability'])) {
+            $this->createTtlIndex();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     *
+     * @throws LockStorageException
+     * @throws LockExpiredException
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        $key->reduceLifetime($ttl);
+
+        try {
+            $this->upsert($key, $ttl);
+        } catch (BulkWriteException $e) {
+            if ($this->isDuplicateKeyException($e)) {
+                throw new LockConflictedException('Failed to put off the expiration of the lock.', 0, $e);
+            }
+            throw new LockStorageException($e->getMessage(), 0, $e);
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        $write = new BulkWrite();
+        $write->delete(
+            [
+                '_id' => (string) $key,
+                'token' => $this->getUniqueToken($key),
+            ],
+            ['limit' => 1]
+        );
+
+        $this->getManager()->executeBulkWrite(
+            $this->namespace,
+            $write,
+            ['writeConcern' => new WriteConcern(WriteConcern::MAJORITY)]
+        );
+    }
+
+    public function exists(Key $key): bool
+    {
+        $cursor = $this->manager->executeQuery($this->namespace, new Query(
+            [
+                '_id' => (string) $key,
+                'token' => $this->getUniqueToken($key),
+                'expires_at' => [
+                    '$gt' => $this->createMongoDateTime(microtime(true)),
+                ],
+            ],
+            [
+                'limit' => 1,
+                'projection' => ['_id' => 1],
+            ]
+        ), [
+            'readPreference' => new ReadPreference(ReadPreference::PRIMARY)
+        ]);
+
+        return [] !== $cursor->toArray();
+    }
+
+    /**
+     * Update or Insert a Key.
+     *
+     * @param float $ttl Expiry in seconds from now
+     */
+    private function upsert(Key $key, float $ttl): void
+    {
+        $now = microtime(true);
+        $token = $this->getUniqueToken($key);
+
+        $write = new BulkWrite();
+        $write->update(
+            [
+                '_id' => (string) $key,
+                '$or' => [
+                    [
+                        'token' => $token,
+                    ],
+                    [
+                        'expires_at' => [
+                            '$lte' => $this->createMongoDateTime($now),
+                        ],
+                    ],
+                ],
+            ],
+            [
+                '$set' => [
+                    '_id' => (string) $key,
+                    'token' => $token,
+                    'expires_at' => $this->createMongoDateTime($now + $ttl),
+                ],
+            ],
+            [
+                'upsert' => true,
+            ]
+        );
+
+        $this->getManager()->executeBulkWrite(
+            $this->namespace,
+            $write,
+            ['writeConcern' => new WriteConcern(WriteConcern::MAJORITY)]
+        );
+    }
+
+    private function isDuplicateKeyException(BulkWriteException $e): bool
+    {
+        $code = $e->getCode();
+
+        $writeErrors = $e->getWriteResult()->getWriteErrors();
+        if (1 === \count($writeErrors)) {
+            $code = $writeErrors[0]->getCode();
+        }
+
+        // Mongo error E11000 - DuplicateKey
+        return 11000 === $code;
+    }
+
+    private function getManager(): Manager
+    {
+        return $this->manager ??= new Manager($this->uri, $this->options['uriOptions'], $this->options['driverOptions']);
+    }
+
+    /**
+     * @param float $seconds Seconds since 1970-01-01T00:00:00.000Z supporting millisecond precision. Defaults to now.
+     */
+    private function createMongoDateTime(float $seconds): UTCDateTime
+    {
+        return new UTCDateTime((int) ($seconds * 1000));
+    }
+
+    /**
+     * Retrieves a unique token for the given key namespaced to this store.
+     *
+     * @param Key $key lock state container
+     */
+    private function getUniqueToken(Key $key): string
+    {
+        if (!$key->hasState(__CLASS__)) {
+            $token = base64_encode(random_bytes(32));
+            $key->setState(__CLASS__, $token);
+        }
+
+        return $key->getState(__CLASS__);
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/PdoStore.php

@@ -0,0 +1,255 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\InvalidTtlException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+
+/**
+ * PdoStore is a PersistingStoreInterface implementation using a PDO connection.
+ *
+ * Lock metadata are stored in a table. You can use createTable() to initialize
+ * a correctly defined table.
+ *
+ * CAUTION: This store relies on all client and server nodes to have
+ * synchronized clocks for lock expiry to occur at the correct time.
+ * To ensure locks don't expire prematurely; the TTLs should be set with enough
+ * extra time to account for any clock drift between nodes.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class PdoStore implements PersistingStoreInterface
+{
+    use DatabaseTableTrait;
+    use ExpiringStoreTrait;
+
+    private \PDO $conn;
+    private string $dsn;
+    private string $driver;
+    private ?string $username = null;
+    private ?string $password = null;
+    private array $connectionOptions = [];
+
+    /**
+     * You can either pass an existing database connection as PDO instance
+     * or a DSN string that will be used to lazy-connect to the database
+     * when the lock is actually used.
+     *
+     * List of available options:
+     *  * db_table: The name of the table [default: lock_keys]
+     *  * db_id_col: The column where to store the lock key [default: key_id]
+     *  * db_token_col: The column where to store the lock token [default: key_token]
+     *  * db_expiration_col: The column where to store the expiration [default: key_expiration]
+     *  * db_username: The username when lazy-connect [default: '']
+     *  * db_password: The password when lazy-connect [default: '']
+     *  * db_connection_options: An array of driver-specific connection options [default: []]
+     *
+     * @param array $options       An associative array of options
+     * @param float $gcProbability Probability expressed as floating number between 0 and 1 to clean old locks
+     * @param int   $initialTtl    The expiration delay of locks in seconds
+     *
+     * @throws InvalidArgumentException When first argument is not PDO nor Connection nor string
+     * @throws InvalidArgumentException When PDO error mode is not PDO::ERRMODE_EXCEPTION
+     * @throws InvalidArgumentException When the initial ttl is not valid
+     */
+    public function __construct(#[\SensitiveParameter] \PDO|string $connOrDsn, #[\SensitiveParameter] array $options = [], float $gcProbability = 0.01, int $initialTtl = 300)
+    {
+        $this->init($options, $gcProbability, $initialTtl);
+
+        if ($connOrDsn instanceof \PDO) {
+            if (\PDO::ERRMODE_EXCEPTION !== $connOrDsn->getAttribute(\PDO::ATTR_ERRMODE)) {
+                throw new InvalidArgumentException(\sprintf('"%s" requires PDO error mode attribute be set to throw Exceptions (i.e. $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION)).', __METHOD__));
+            }
+
+            $this->conn = $connOrDsn;
+        } else {
+            $this->dsn = $connOrDsn;
+        }
+
+        $this->username = $options['db_username'] ?? $this->username;
+        $this->password = $options['db_password'] ?? $this->password;
+        $this->connectionOptions = $options['db_connection_options'] ?? $this->connectionOptions;
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $key->reduceLifetime($this->initialTtl);
+
+        $sql = "INSERT INTO $this->table ($this->idCol, $this->tokenCol, $this->expirationCol) VALUES (:id, :token, {$this->getCurrentTimestampStatement()} + $this->initialTtl)";
+        $conn = $this->getConnection();
+        try {
+            $stmt = $conn->prepare($sql);
+        } catch (\PDOException $e) {
+            if ($this->isTableMissing($e) && (!$conn->inTransaction() || \in_array($this->getDriver(), ['pgsql', 'sqlite', 'sqlsrv'], true))) {
+                $this->createTable();
+            }
+            $stmt = $conn->prepare($sql);
+        }
+
+        $stmt->bindValue(':id', $this->getHashedKey($key));
+        $stmt->bindValue(':token', $this->getUniqueToken($key));
+
+        try {
+            $stmt->execute();
+        } catch (\PDOException $e) {
+            if ($this->isTableMissing($e) && (!$conn->inTransaction() || \in_array($this->getDriver(), ['pgsql', 'sqlite', 'sqlsrv'], true))) {
+                $this->createTable();
+
+                try {
+                    $stmt->execute();
+                } catch (\PDOException) {
+                    $this->putOffExpiration($key, $this->initialTtl);
+                }
+            } else {
+                // the lock is already acquired. It could be us. Let's try to put off.
+                $this->putOffExpiration($key, $this->initialTtl);
+            }
+        }
+
+        $this->randomlyPrune();
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        if ($ttl < 1) {
+            throw new InvalidTtlException(\sprintf('"%s()" expects a TTL greater or equals to 1 second. Got "%s".', __METHOD__, $ttl));
+        }
+
+        $key->reduceLifetime($ttl);
+
+        $sql = "UPDATE $this->table SET $this->expirationCol = {$this->getCurrentTimestampStatement()} + $ttl, $this->tokenCol = :token1 WHERE $this->idCol = :id AND ($this->tokenCol = :token2 OR $this->expirationCol <= {$this->getCurrentTimestampStatement()})";
+        $stmt = $this->getConnection()->prepare($sql);
+
+        $uniqueToken = $this->getUniqueToken($key);
+        $stmt->bindValue(':id', $this->getHashedKey($key));
+        $stmt->bindValue(':token1', $uniqueToken);
+        $stmt->bindValue(':token2', $uniqueToken);
+        $result = $stmt->execute();
+
+        // If this method is called twice in the same second, the row wouldn't be updated. We have to call exists to know if we are the owner
+        if (!(\is_object($result) ? $result : $stmt)->rowCount() && !$this->exists($key)) {
+            throw new LockConflictedException();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        $sql = "DELETE FROM $this->table WHERE $this->idCol = :id AND $this->tokenCol = :token";
+        $stmt = $this->getConnection()->prepare($sql);
+
+        $stmt->bindValue(':id', $this->getHashedKey($key));
+        $stmt->bindValue(':token', $this->getUniqueToken($key));
+        $stmt->execute();
+    }
+
+    public function exists(Key $key): bool
+    {
+        $sql = "SELECT 1 FROM $this->table WHERE $this->idCol = :id AND $this->tokenCol = :token AND $this->expirationCol > {$this->getCurrentTimestampStatement()}";
+        $stmt = $this->getConnection()->prepare($sql);
+
+        $stmt->bindValue(':id', $this->getHashedKey($key));
+        $stmt->bindValue(':token', $this->getUniqueToken($key));
+        $result = $stmt->execute();
+
+        return (bool) (\is_object($result) ? $result->fetchOne() : $stmt->fetchColumn());
+    }
+
+    private function getConnection(): \PDO
+    {
+        if (!isset($this->conn)) {
+            $this->conn = new \PDO($this->dsn, $this->username, $this->password, $this->connectionOptions);
+            $this->conn->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
+        }
+
+        return $this->conn;
+    }
+
+    /**
+     * Creates the table to store lock keys which can be called once for setup.
+     *
+     * @throws \PDOException    When the table already exists
+     * @throws \DomainException When an unsupported PDO driver is used
+     */
+    public function createTable(): void
+    {
+        $sql = match ($driver = $this->getDriver()) {
+            'mysql' => "CREATE TABLE $this->table ($this->idCol VARCHAR(64) NOT NULL PRIMARY KEY, $this->tokenCol VARCHAR(44) NOT NULL, $this->expirationCol INTEGER UNSIGNED NOT NULL) COLLATE utf8mb4_bin, ENGINE = InnoDB",
+            'sqlite' => "CREATE TABLE $this->table ($this->idCol TEXT NOT NULL PRIMARY KEY, $this->tokenCol TEXT NOT NULL, $this->expirationCol INTEGER)",
+            'pgsql' => "CREATE TABLE $this->table ($this->idCol VARCHAR(64) NOT NULL PRIMARY KEY, $this->tokenCol VARCHAR(64) NOT NULL, $this->expirationCol INTEGER)",
+            'oci' => "CREATE TABLE $this->table ($this->idCol VARCHAR2(64) NOT NULL PRIMARY KEY, $this->tokenCol VARCHAR2(64) NOT NULL, $this->expirationCol INTEGER)",
+            'sqlsrv' => "CREATE TABLE $this->table ($this->idCol VARCHAR(64) NOT NULL PRIMARY KEY, $this->tokenCol VARCHAR(64) NOT NULL, $this->expirationCol INTEGER)",
+            default => throw new \DomainException(\sprintf('Creating the lock table is currently not implemented for platform "%s".', $driver)),
+        };
+
+        $this->getConnection()->exec($sql);
+    }
+
+    /**
+     * Cleans up the table by removing all expired locks.
+     */
+    private function prune(): void
+    {
+        $sql = "DELETE FROM $this->table WHERE $this->expirationCol <= {$this->getCurrentTimestampStatement()}";
+
+        $this->getConnection()->exec($sql);
+    }
+
+    private function getDriver(): string
+    {
+        return $this->driver ??= $this->getConnection()->getAttribute(\PDO::ATTR_DRIVER_NAME);
+    }
+
+    /**
+     * Provides an SQL function to get the current timestamp regarding the current connection's driver.
+     */
+    private function getCurrentTimestampStatement(): string
+    {
+        return match ($this->getDriver()) {
+            'mysql' => 'UNIX_TIMESTAMP(NOW(6))',
+            'sqlite' => "(julianday('now') - 2440587.5) * 86400.0",
+            'pgsql' => 'CAST(EXTRACT(epoch FROM NOW()) AS DOUBLE PRECISION)',
+            'oci' => "(CAST(systimestamp AT TIME ZONE 'UTC' AS DATE) - DATE '1970-01-01') * 86400 + TO_NUMBER(TO_CHAR(systimestamp AT TIME ZONE 'UTC', 'SSSSS.FF'))",
+            'sqlsrv' => "CAST(DATEDIFF_BIG(ms, '1970-01-01', SYSUTCDATETIME()) AS FLOAT) / 1000.0",
+            default => (new \DateTimeImmutable())->format('U.u'),
+        };
+    }
+
+    private function isTableMissing(\PDOException $exception): bool
+    {
+        $driver = $this->getDriver();
+        [$sqlState, $code] = $exception->errorInfo ?? [null, $exception->getCode()];
+
+        return match ($driver) {
+            'pgsql' => '42P01' === $sqlState,
+            'sqlite' => str_contains($exception->getMessage(), 'no such table:'),
+            'oci' => 942 === $code,
+            'sqlsrv' => 208 === $code,
+            'mysql' => 1146 === $code,
+            default => false,
+        };
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/PostgreSqlStore.php

@@ -0,0 +1,308 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\BlockingSharedLockStoreInterface;
+use Symfony\Component\Lock\BlockingStoreInterface;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\SharedLockStoreInterface;
+
+/**
+ * PostgreSqlStore is a PersistingStoreInterface implementation using
+ * PostgreSql advisory locks.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class PostgreSqlStore implements BlockingSharedLockStoreInterface, BlockingStoreInterface
+{
+    private \PDO $conn;
+    private string $dsn;
+    private ?string $username = null;
+    private ?string $password = null;
+    private array $connectionOptions = [];
+    private static array $storeRegistry = [];
+
+    /**
+     * You can either pass an existing database connection as PDO instance or
+     * a DSN string that will be used to lazy-connect to the database when the
+     * lock is actually used.
+     *
+     * List of available options:
+     *  * db_username: The username when lazy-connect [default: '']
+     *  * db_password: The password when lazy-connect [default: '']
+     *  * db_connection_options: An array of driver-specific connection options [default: []]
+     *
+     * @param array $options An associative array of options
+     *
+     * @throws InvalidArgumentException When first argument is not PDO nor Connection nor string
+     * @throws InvalidArgumentException When PDO error mode is not PDO::ERRMODE_EXCEPTION
+     * @throws InvalidArgumentException When namespace contains invalid characters
+     */
+    public function __construct(#[\SensitiveParameter] \PDO|string $connOrDsn, #[\SensitiveParameter] array $options = [])
+    {
+        if ($connOrDsn instanceof \PDO) {
+            if (\PDO::ERRMODE_EXCEPTION !== $connOrDsn->getAttribute(\PDO::ATTR_ERRMODE)) {
+                throw new InvalidArgumentException(\sprintf('"%s" requires PDO error mode attribute be set to throw Exceptions (i.e. $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION)).', __METHOD__));
+            }
+
+            $this->conn = $connOrDsn;
+            $this->checkDriver();
+        } else {
+            $this->dsn = $connOrDsn;
+        }
+
+        $this->username = $options['db_username'] ?? $this->username;
+        $this->password = $options['db_password'] ?? $this->password;
+        $this->connectionOptions = $options['db_connection_options'] ?? $this->connectionOptions;
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        // prevent concurrency within the same connection
+        $this->getInternalStore()->save($key);
+
+        $lockAcquired = false;
+
+        try {
+            $sql = 'SELECT pg_try_advisory_lock(:key)';
+            $stmt = $this->getConnection()->prepare($sql);
+            $stmt->bindValue(':key', $this->getHashedKey($key));
+            $result = $stmt->execute();
+
+            // Check if lock is acquired
+            if (true === $stmt->fetchColumn()) {
+                $key->markUnserializable();
+                // release sharedLock in case of promotion
+                $this->unlockShared($key);
+
+                $lockAcquired = true;
+
+                return;
+            }
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function saveRead(Key $key)
+    {
+        // prevent concurrency within the same connection
+        $this->getInternalStore()->saveRead($key);
+
+        $lockAcquired = false;
+
+        try {
+            $sql = 'SELECT pg_try_advisory_lock_shared(:key)';
+            $stmt = $this->getConnection()->prepare($sql);
+
+            $stmt->bindValue(':key', $this->getHashedKey($key));
+            $result = $stmt->execute();
+
+            // Check if lock is acquired
+            if (true === $stmt->fetchColumn()) {
+                $key->markUnserializable();
+                // release lock in case of demotion
+                $this->unlock($key);
+
+                $lockAcquired = true;
+
+                return;
+            }
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        throw new LockConflictedException();
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        // postgresql locks forever.
+        // check if lock still exists
+        if (!$this->exists($key)) {
+            throw new LockConflictedException();
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        // Prevent deleting locks own by an other key in the same connection
+        if (!$this->exists($key)) {
+            return;
+        }
+
+        $this->unlock($key);
+
+        // Prevent deleting Readlocks own by current key AND an other key in the same connection
+        $store = $this->getInternalStore();
+        try {
+            // If lock acquired = there is no other ReadLock
+            $store->save($key);
+            $this->unlockShared($key);
+        } catch (LockConflictedException) {
+            // an other key exists in this ReadLock
+        }
+
+        $store->delete($key);
+    }
+
+    public function exists(Key $key): bool
+    {
+        $sql = "SELECT count(*) FROM pg_locks WHERE locktype='advisory' AND objid=:key AND pid=pg_backend_pid()";
+        $stmt = $this->getConnection()->prepare($sql);
+
+        $stmt->bindValue(':key', $this->getHashedKey($key));
+        $result = $stmt->execute();
+
+        if ($stmt->fetchColumn() > 0) {
+            // connection is locked, check for lock in internal store
+            return $this->getInternalStore()->exists($key);
+        }
+
+        return false;
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSave(Key $key)
+    {
+        // prevent concurrency within the same connection
+        // Internal store does not allow blocking mode, because there is no way to acquire one in a single process
+        $this->getInternalStore()->save($key);
+
+        $lockAcquired = false;
+        $sql = 'SELECT pg_advisory_lock(:key)';
+        try {
+            $stmt = $this->getConnection()->prepare($sql);
+            $stmt->bindValue(':key', $this->getHashedKey($key));
+            $stmt->execute();
+            $lockAcquired = true;
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        // release lock in case of promotion
+        $this->unlockShared($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSaveRead(Key $key)
+    {
+        // prevent concurrency within the same connection
+        // Internal store does not allow blocking mode, because there is no way to acquire one in a single process
+        $this->getInternalStore()->saveRead($key);
+
+        $lockAcquired = false;
+        $sql = 'SELECT pg_advisory_lock_shared(:key)';
+
+        try {
+            $stmt = $this->getConnection()->prepare($sql);
+            $stmt->bindValue(':key', $this->getHashedKey($key));
+            $stmt->execute();
+            $lockAcquired = true;
+        } finally {
+            if (!$lockAcquired) {
+                $this->getInternalStore()->delete($key);
+            }
+        }
+
+        // release lock in case of demotion
+        $this->unlock($key);
+    }
+
+    /**
+     * Returns a hashed version of the key.
+     */
+    private function getHashedKey(Key $key): int
+    {
+        return crc32((string) $key);
+    }
+
+    private function unlock(Key $key): void
+    {
+        while (true) {
+            $sql = "SELECT pg_advisory_unlock(objid::bigint) FROM pg_locks WHERE locktype='advisory' AND mode='ExclusiveLock' AND objid=:key AND pid=pg_backend_pid()";
+            $stmt = $this->getConnection()->prepare($sql);
+            $stmt->bindValue(':key', $this->getHashedKey($key));
+            $result = $stmt->execute();
+
+            if (0 === $stmt->rowCount()) {
+                break;
+            }
+        }
+    }
+
+    private function unlockShared(Key $key): void
+    {
+        while (true) {
+            $sql = "SELECT pg_advisory_unlock_shared(objid::bigint) FROM pg_locks WHERE locktype='advisory' AND mode='ShareLock' AND objid=:key AND pid=pg_backend_pid()";
+            $stmt = $this->getConnection()->prepare($sql);
+            $stmt->bindValue(':key', $this->getHashedKey($key));
+            $result = $stmt->execute();
+
+            if (0 === $stmt->rowCount()) {
+                break;
+            }
+        }
+    }
+
+    private function getConnection(): \PDO
+    {
+        if (!isset($this->conn)) {
+            $this->conn = new \PDO($this->dsn, $this->username, $this->password, $this->connectionOptions);
+            $this->conn->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
+
+            $this->checkDriver();
+        }
+
+        return $this->conn;
+    }
+
+    private function checkDriver(): void
+    {
+        if ('pgsql' !== $driver = $this->conn->getAttribute(\PDO::ATTR_DRIVER_NAME)) {
+            throw new InvalidArgumentException(\sprintf('The adapter "%s" does not support the "%s" driver.', __CLASS__, $driver));
+        }
+    }
+
+    private function getInternalStore(): SharedLockStoreInterface
+    {
+        $namespace = spl_object_hash($this->getConnection());
+
+        return self::$storeRegistry[$namespace] ??= new InMemoryStore();
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/RedisStore.php

@@ -0,0 +1,318 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Predis\Response\ServerException;
+use Relay\Relay;
+use Symfony\Component\Lock\Exception\InvalidTtlException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Exception\LockStorageException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+use Symfony\Component\Lock\SharedLockStoreInterface;
+
+/**
+ * RedisStore is a PersistingStoreInterface implementation using Redis as store engine.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+class RedisStore implements SharedLockStoreInterface
+{
+    use ExpiringStoreTrait;
+
+    private bool $supportTime;
+
+    /**
+     * @param float $initialTtl The expiration delay of locks in seconds
+     */
+    public function __construct(
+        private \Redis|Relay|\RedisArray|\RedisCluster|\Predis\ClientInterface $redis,
+        private float $initialTtl = 300.0,
+    ) {
+        if ($initialTtl <= 0) {
+            throw new InvalidTtlException(\sprintf('"%s()" expects a strictly positive TTL. Got %d.', __METHOD__, $initialTtl));
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $script = '
+            local key = KEYS[1]
+            local uniqueToken = ARGV[2]
+            local ttl = tonumber(ARGV[3])
+
+            -- asserts the KEY is compatible with current version (old Symfony <5.2 BC)
+            if redis.call("TYPE", key).ok == "string" then
+                return false
+            end
+
+            '.$this->getNowCode().'
+
+            -- Remove expired values
+            redis.call("ZREMRANGEBYSCORE", key, "-inf", now)
+
+            -- is already acquired
+            if redis.call("ZSCORE", key, uniqueToken) then
+                -- is not WRITE lock and cannot be promoted
+                if not redis.call("ZSCORE", key, "__write__") and redis.call("ZCOUNT", key, "-inf", "+inf") > 1  then
+                    return false
+                end
+            elseif redis.call("ZCOUNT", key, "-inf", "+inf") > 0  then
+                return false
+            end
+
+            redis.call("ZADD", key, now + ttl, uniqueToken)
+            redis.call("ZADD", key, now + ttl, "__write__")
+
+            -- Extend the TTL of the key
+            local maxExpiration = redis.call("ZREVRANGE", key, 0, 0, "WITHSCORES")[2]
+            redis.call("PEXPIREAT", key, maxExpiration)
+
+            return true
+        ';
+
+        $key->reduceLifetime($this->initialTtl);
+        if (!$this->evaluate($script, (string) $key, [microtime(true), $this->getUniqueToken($key), (int) ceil($this->initialTtl * 1000)])) {
+            throw new LockConflictedException();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function saveRead(Key $key)
+    {
+        $script = '
+            local key = KEYS[1]
+            local uniqueToken = ARGV[2]
+            local ttl = tonumber(ARGV[3])
+
+            -- asserts the KEY is compatible with current version (old Symfony <5.2 BC)
+            if redis.call("TYPE", key).ok == "string" then
+                return false
+            end
+
+            '.$this->getNowCode().'
+
+            -- Remove expired values
+            redis.call("ZREMRANGEBYSCORE", key, "-inf", now)
+
+            -- lock not already acquired and a WRITE lock exists?
+            if not redis.call("ZSCORE", key, uniqueToken) and redis.call("ZSCORE", key, "__write__") then
+                return false
+            end
+
+            redis.call("ZADD", key, now + ttl, uniqueToken)
+            redis.call("ZREM", key, "__write__")
+
+            -- Extend the TTL of the key
+            local maxExpiration = redis.call("ZREVRANGE", key, 0, 0, "WITHSCORES")[2]
+            redis.call("PEXPIREAT", key, maxExpiration)
+
+            return true
+        ';
+
+        $key->reduceLifetime($this->initialTtl);
+        if (!$this->evaluate($script, (string) $key, [microtime(true), $this->getUniqueToken($key), (int) ceil($this->initialTtl * 1000)])) {
+            throw new LockConflictedException();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        $script = '
+            local key = KEYS[1]
+            local uniqueToken = ARGV[2]
+            local ttl = tonumber(ARGV[3])
+
+            -- asserts the KEY is compatible with current version (old Symfony <5.2 BC)
+            if redis.call("TYPE", key).ok == "string" then
+                return false
+            end
+
+            '.$this->getNowCode().'
+
+            -- lock already acquired acquired?
+            if not redis.call("ZSCORE", key, uniqueToken) then
+                return false
+            end
+
+            redis.call("ZADD", key, now + ttl, uniqueToken)
+            -- if the lock is also a WRITE lock, increase the TTL
+            if redis.call("ZSCORE", key, "__write__") then
+                redis.call("ZADD", key, now + ttl, "__write__")
+            end
+
+            -- Extend the TTL of the key
+            local maxExpiration = redis.call("ZREVRANGE", key, 0, 0, "WITHSCORES")[2]
+            redis.call("PEXPIREAT", key, maxExpiration)
+
+            return true
+        ';
+
+        $key->reduceLifetime($ttl);
+        if (!$this->evaluate($script, (string) $key, [microtime(true), $this->getUniqueToken($key), (int) ceil($ttl * 1000)])) {
+            throw new LockConflictedException();
+        }
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        $script = '
+            local key = KEYS[1]
+            local uniqueToken = ARGV[1]
+
+            -- asserts the KEY is compatible with current version (old Symfony <5.2 BC)
+            if redis.call("TYPE", key).ok == "string" then
+                return false
+            end
+
+            -- lock not already acquired
+            if not redis.call("ZSCORE", key, uniqueToken) then
+                return false
+            end
+
+            redis.call("ZREM", key, uniqueToken)
+            redis.call("ZREM", key, "__write__")
+
+            local maxExpiration = redis.call("ZREVRANGE", key, 0, 0, "WITHSCORES")[2]
+            if nil ~= maxExpiration then
+                redis.call("PEXPIREAT", key, maxExpiration)
+            end
+
+            return true
+        ';
+
+        $this->evaluate($script, (string) $key, [$this->getUniqueToken($key)]);
+    }
+
+    public function exists(Key $key): bool
+    {
+        $script = '
+            local key = KEYS[1]
+            local uniqueToken = ARGV[2]
+
+            -- asserts the KEY is compatible with current version (old Symfony <5.2 BC)
+            if redis.call("TYPE", key).ok == "string" then
+                return false
+            end
+
+            '.$this->getNowCode().'
+
+            -- Remove expired values
+            redis.call("ZREMRANGEBYSCORE", key, "-inf", now)
+
+            if redis.call("ZSCORE", key, uniqueToken) then
+                return true
+            end
+
+            return false
+        ';
+
+        return (bool) $this->evaluate($script, (string) $key, [microtime(true), $this->getUniqueToken($key)]);
+    }
+
+    private function evaluate(string $script, string $resource, array $args): mixed
+    {
+        if ($this->redis instanceof \Redis || $this->redis instanceof Relay || $this->redis instanceof \RedisCluster) {
+            $this->redis->clearLastError();
+            $result = $this->redis->eval($script, array_merge([$resource], $args), 1);
+            if (null !== $err = $this->redis->getLastError()) {
+                throw new LockStorageException($err);
+            }
+
+            return $result;
+        }
+
+        if ($this->redis instanceof \RedisArray) {
+            $client = $this->redis->_instance($this->redis->_target($resource));
+            $client->clearLastError();
+            $result = $client->eval($script, array_merge([$resource], $args), 1);
+            if (null !== $err = $client->getLastError()) {
+                throw new LockStorageException($err);
+            }
+
+            return $result;
+        }
+
+        \assert($this->redis instanceof \Predis\ClientInterface);
+
+        try {
+            return $this->redis->eval(...array_merge([$script, 1, $resource], $args));
+        } catch (ServerException $e) {
+            throw new LockStorageException($e->getMessage(), $e->getCode(), $e);
+        }
+    }
+
+    private function getUniqueToken(Key $key): string
+    {
+        if (!$key->hasState(__CLASS__)) {
+            $token = base64_encode(random_bytes(32));
+            $key->setState(__CLASS__, $token);
+        }
+
+        return $key->getState(__CLASS__);
+    }
+
+    private function getNowCode(): string
+    {
+        if (!isset($this->supportTime)) {
+            // Redis < 5.0 does not support TIME (not deterministic) in script.
+            // https://redis.io/commands/eval#replicating-commands-instead-of-scripts
+            // This code asserts TIME can be use, otherwise will fallback to a timestamp generated by the PHP process.
+            $script = '
+                local now = redis.call("TIME")
+                redis.call("SET", KEYS[1], "1", "PX", 1)
+
+	            return 1
+            ';
+            try {
+                $this->supportTime = 1 === $this->evaluate($script, 'symfony_check_support_time', []);
+            } catch (LockStorageException $e) {
+                if (!str_contains($e->getMessage(), 'commands not allowed after non deterministic')
+                    && !str_contains($e->getMessage(), 'is not allowed from script script')
+                ) {
+                    throw $e;
+                }
+                $this->supportTime = false;
+            }
+        }
+
+        if ($this->supportTime) {
+            return '
+                local now = redis.call("TIME")
+                now = now[1] * 1000 + math.floor(now[2] / 1000)
+            ';
+        }
+
+        return '
+            local now = tonumber(ARGV[1])
+            now = math.floor(now * 1000)
+        ';
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/SemaphoreStore.php

@@ -0,0 +1,111 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\BlockingStoreInterface;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Key;
+
+/**
+ * SemaphoreStore is a PersistingStoreInterface implementation using Semaphore as store engine.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class SemaphoreStore implements BlockingStoreInterface
+{
+    /**
+     * Returns whether or not the store is supported.
+     *
+     * @internal
+     */
+    public static function isSupported(): bool
+    {
+        return \extension_loaded('sysvsem');
+    }
+
+    public function __construct()
+    {
+        if (!static::isSupported()) {
+            throw new InvalidArgumentException('Semaphore extension (sysvsem) is required.');
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        $this->lock($key, false);
+    }
+
+    /**
+     * @return void
+     */
+    public function waitAndSave(Key $key)
+    {
+        $this->lock($key, true);
+    }
+
+    private function lock(Key $key, bool $blocking): void
+    {
+        if ($key->hasState(__CLASS__)) {
+            return;
+        }
+
+        $keyId = unpack('i', hash('xxh128', $key, true))[1];
+        $resource = @sem_get($keyId);
+        $acquired = $resource && @sem_acquire($resource, !$blocking);
+
+        while ($blocking && !$acquired) {
+            $resource = @sem_get($keyId);
+            $acquired = $resource && @sem_acquire($resource);
+        }
+
+        if (!$acquired) {
+            throw new LockConflictedException();
+        }
+
+        $key->setState(__CLASS__, $resource);
+        $key->markUnserializable();
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        // The lock is maybe not acquired.
+        if (!$key->hasState(__CLASS__)) {
+            return;
+        }
+
+        $resource = $key->getState(__CLASS__);
+
+        sem_remove($resource);
+
+        $key->removeState(__CLASS__);
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        // do nothing, the semaphore locks forever.
+    }
+
+    public function exists(Key $key): bool
+    {
+        return $key->hasState(__CLASS__);
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/StoreFactory.php

@@ -0,0 +1,113 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Doctrine\DBAL\Connection;
+use Relay\Relay;
+use Symfony\Component\Cache\Adapter\AbstractAdapter;
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\PersistingStoreInterface;
+
+/**
+ * StoreFactory create stores and connections.
+ *
+ * @author Jérémy Derussé <jeremy@derusse.com>
+ */
+class StoreFactory
+{
+    public static function createStore(#[\SensitiveParameter] object|string $connection): PersistingStoreInterface
+    {
+        switch (true) {
+            case $connection instanceof \Redis:
+            case $connection instanceof Relay:
+            case $connection instanceof \RedisArray:
+            case $connection instanceof \RedisCluster:
+            case $connection instanceof \Predis\ClientInterface:
+                return new RedisStore($connection);
+
+            case $connection instanceof \Memcached:
+                return new MemcachedStore($connection);
+
+            case $connection instanceof \MongoDB\Collection:
+                return new MongoDbStore($connection);
+
+            case $connection instanceof \PDO:
+                return new PdoStore($connection);
+
+            case $connection instanceof Connection:
+                return new DoctrineDbalStore($connection);
+
+            case $connection instanceof \Zookeeper:
+                return new ZookeeperStore($connection);
+
+            case !\is_string($connection):
+                throw new InvalidArgumentException(\sprintf('Unsupported Connection: "%s".', get_debug_type($connection)));
+            case 'flock' === $connection:
+                return new FlockStore();
+
+            case str_starts_with($connection, 'flock://'):
+                return new FlockStore(substr($connection, 8));
+
+            case 'semaphore' === $connection:
+                return new SemaphoreStore();
+
+            case str_starts_with($connection, 'redis:'):
+            case str_starts_with($connection, 'rediss:'):
+            case str_starts_with($connection, 'memcached:'):
+                if (!class_exists(AbstractAdapter::class)) {
+                    throw new InvalidArgumentException('Unsupported Redis or Memcached DSN. Try running "composer require symfony/cache".');
+                }
+                $storeClass = str_starts_with($connection, 'memcached:') ? MemcachedStore::class : RedisStore::class;
+                $connection = AbstractAdapter::createConnection($connection, ['lazy' => true]);
+
+                return new $storeClass($connection);
+
+            case str_starts_with($connection, 'mongodb'):
+                return new MongoDbStore($connection);
+
+            case str_starts_with($connection, 'mssql://'):
+            case str_starts_with($connection, 'mysql://'):
+            case str_starts_with($connection, 'mysql2://'):
+            case str_starts_with($connection, 'oci8://'):
+            case str_starts_with($connection, 'pdo_oci://'):
+            case str_starts_with($connection, 'pgsql://'):
+            case str_starts_with($connection, 'postgres://'):
+            case str_starts_with($connection, 'postgresql://'):
+            case str_starts_with($connection, 'sqlite://'):
+            case str_starts_with($connection, 'sqlite3://'):
+                return new DoctrineDbalStore($connection);
+
+            case str_starts_with($connection, 'mysql:'):
+            case str_starts_with($connection, 'oci:'):
+            case str_starts_with($connection, 'pgsql:'):
+            case str_starts_with($connection, 'sqlsrv:'):
+            case str_starts_with($connection, 'sqlite:'):
+                return new PdoStore($connection);
+
+            case str_starts_with($connection, 'pgsql+advisory://'):
+            case str_starts_with($connection, 'postgres+advisory://'):
+            case str_starts_with($connection, 'postgresql+advisory://'):
+                return new DoctrineDbalPostgreSqlStore($connection);
+
+            case str_starts_with($connection, 'pgsql+advisory:'):
+                return new PostgreSqlStore(preg_replace('/^([^:+]+)\+advisory/', '$1', $connection));
+
+            case str_starts_with($connection, 'zookeeper://'):
+                return new ZookeeperStore(ZookeeperStore::createConnection($connection));
+
+            case 'in-memory' === $connection:
+                return new InMemoryStore();
+        }
+
+        throw new InvalidArgumentException(\sprintf('Unsupported Connection: "%s".', $connection));
+    }
+}

projects/priceservice/vendor/symfony/lock/Store/ZookeeperStore.php

@@ -0,0 +1,166 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Lock\Store;
+
+use Symfony\Component\Lock\Exception\InvalidArgumentException;
+use Symfony\Component\Lock\Exception\LockAcquiringException;
+use Symfony\Component\Lock\Exception\LockConflictedException;
+use Symfony\Component\Lock\Exception\LockReleasingException;
+use Symfony\Component\Lock\Key;
+use Symfony\Component\Lock\PersistingStoreInterface;
+
+/**
+ * ZookeeperStore is a PersistingStoreInterface implementation using Zookeeper as store engine.
+ *
+ * @author Ganesh Chandrasekaran <gchandrasekaran@wayfair.com>
+ */
+class ZookeeperStore implements PersistingStoreInterface
+{
+    use ExpiringStoreTrait;
+
+    private \Zookeeper $zookeeper;
+
+    public function __construct(\Zookeeper $zookeeper)
+    {
+        $this->zookeeper = $zookeeper;
+    }
+
+    public static function createConnection(#[\SensitiveParameter] string $dsn): \Zookeeper
+    {
+        if (!str_starts_with($dsn, 'zookeeper:')) {
+            throw new InvalidArgumentException('Unsupported DSN for Zookeeper.');
+        }
+
+        if (false === $params = parse_url($dsn)) {
+            throw new InvalidArgumentException('Invalid Zookeeper DSN.');
+        }
+
+        $host = $params['host'] ?? '';
+        $hosts = explode(',', $host);
+
+        foreach ($hosts as $index => $host) {
+            if (isset($params['port'])) {
+                $hosts[$index] = $host.':'.$params['port'];
+            }
+        }
+
+        return new \Zookeeper(implode(',', $hosts));
+    }
+
+    /**
+     * @return void
+     */
+    public function save(Key $key)
+    {
+        if ($this->exists($key)) {
+            return;
+        }
+
+        $resource = $this->getKeyResource($key);
+        $token = $this->getUniqueToken($key);
+
+        $this->createNewLock($resource, $token);
+        $key->markUnserializable();
+
+        $this->checkNotExpired($key);
+    }
+
+    /**
+     * @return void
+     */
+    public function delete(Key $key)
+    {
+        if (!$this->exists($key)) {
+            return;
+        }
+        $resource = $this->getKeyResource($key);
+        try {
+            $this->zookeeper->delete($resource);
+        } catch (\ZookeeperException $exception) {
+            // For Zookeeper Ephemeral Nodes, the node will be deleted upon session death. But, if we want to unlock
+            // the lock before proceeding further in the session, the client should be aware of this
+            throw new LockReleasingException($exception);
+        }
+    }
+
+    public function exists(Key $key): bool
+    {
+        $resource = $this->getKeyResource($key);
+        try {
+            return $this->zookeeper->get($resource) === $this->getUniqueToken($key);
+        } catch (\ZookeeperException) {
+            return false;
+        }
+    }
+
+    /**
+     * @return void
+     */
+    public function putOffExpiration(Key $key, float $ttl)
+    {
+        // do nothing, zookeeper locks forever.
+    }
+
+    /**
+     * Creates a zookeeper node.
+     *
+     * @param string $node  The node which needs to be created
+     * @param string $value The value to be assigned to a zookeeper node
+     *
+     * @throws LockConflictedException
+     * @throws LockAcquiringException
+     */
+    private function createNewLock(string $node, string $value): void
+    {
+        // Default Node Permissions
+        $acl = [['perms' => \Zookeeper::PERM_ALL, 'scheme' => 'world', 'id' => 'anyone']];
+        // This ensures that the nodes are deleted when the client session to zookeeper server ends.
+        $type = \Zookeeper::EPHEMERAL;
+
+        try {
+            $this->zookeeper->create($node, $value, $acl, $type);
+        } catch (\ZookeeperException $ex) {
+            if (\Zookeeper::NODEEXISTS === $ex->getCode()) {
+                throw new LockConflictedException($ex);
+            }
+
+            throw new LockAcquiringException($ex);
+        }
+    }
+
+    private function getKeyResource(Key $key): string
+    {
+        // Since we do not support storing locks as multi-level nodes, we convert them to be stored at root level.
+        // For example: foo/bar will become /foo-bar and /foo/bar will become /-foo-bar
+        $resource = (string) $key;
+
+        if (str_contains($resource, '/')) {
+            $resource = strtr($resource, ['/' => '-']).'-'.sha1($resource);
+        }
+
+        if ('' === $resource) {
+            $resource = sha1($resource);
+        }
+
+        return '/'.$resource;
+    }
+
+    private function getUniqueToken(Key $key): string
+    {
+        if (!$key->hasState(self::class)) {
+            $token = base64_encode(random_bytes(32));
+            $key->setState(self::class, $token);
+        }
+
+        return $key->getState(self::class);
+    }
+}