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<?php |
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/** |
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* |
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* This file is part of Phpfastcache. |
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* |
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* @license MIT License (MIT) |
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* |
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* For full copyright and license information, please see the docs/CREDITS.txt and LICENCE files. |
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* |
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* @author Georges.L (Geolim4) <[email protected]> |
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* @author Contributors https://github.com/PHPSocialNetwork/phpfastcache/graphs/contributors |
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*/ |
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declare(strict_types=1); |
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namespace Phpfastcache\Drivers\Rediscluster; |
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use DateTime; |
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use Phpfastcache\Cluster\AggregatablePoolInterface; |
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use Phpfastcache\Core\Pool\ExtendedCacheItemPoolInterface; |
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use Phpfastcache\Core\Pool\TaggableCacheItemPoolTrait; |
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use Phpfastcache\Drivers\Redis\RedisDriverTrait; |
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use Phpfastcache\Entities\DriverStatistic; |
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use Phpfastcache\Exceptions\PhpfastcacheLogicException; |
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use RedisCluster; |
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/** |
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* @property RedisCluster $instance |
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* @method Config getConfig() |
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*/ |
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class Driver implements AggregatablePoolInterface |
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{ |
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use RedisDriverTrait, TaggableCacheItemPoolTrait { |
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RedisDriverTrait::driverReadMultiple insteadof TaggableCacheItemPoolTrait; |
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RedisDriverTrait::driverDeleteMultiple insteadof TaggableCacheItemPoolTrait; |
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} |
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/** |
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* @return bool |
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*/ |
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public function driverCheck(): bool |
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{ |
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return extension_loaded('Redis') && class_exists(RedisCluster::class); |
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} |
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/** |
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* @return DriverStatistic |
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*/ |
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public function getStats(): DriverStatistic |
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{ |
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$masters = $this->instance->_masters(); |
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$infos = array_map(fn($cluster) => $this->instance->info($cluster), $masters); |
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$date = (new DateTime())->setTimestamp(time() - min(array_column($infos, 'uptime_in_seconds'))); |
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return (new DriverStatistic()) |
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->setData(implode(', ', array_keys($this->itemInstances))) |
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->setRawData($infos) |
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->setSize(array_sum(array_column($infos, 'used_memory_dataset'))) |
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->setInfo( |
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sprintf( |
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trim(<<<EOF |
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Redis Cluster version v%s, php-ext v%s with %d master nodes and %d slaves connected are up since %s. |
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For more information see RawData. |
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EOF), |
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implode(', ', array_unique(array_column($infos, 'redis_version'))), |
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\phpversion("redis"), |
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count($masters), |
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array_sum(array_column($infos, 'connected_slaves')), |
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$date->format(DATE_RFC2822) |
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) |
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); |
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} |
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/** |
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* @return bool |
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* @throws PhpfastcacheLogicException |
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*/ |
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protected function driverConnect(): bool |
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{ |
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if (isset($this->instance) && $this->instance instanceof RedisCluster) { |
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throw new PhpfastcacheLogicException('Already connected to Redis server'); |
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} |
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/** |
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* In case of a user-provided |
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* Redis client just return here |
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*/ |
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if ($this->getConfig()->getRedisClusterClient() instanceof RedisCluster) { |
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/** |
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* Unlike Predis, we can't test if we're connected |
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* or not, so let's just assume that we are |
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*/ |
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$this->instance = $this->getConfig()->getRedisClusterClient(); |
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return true; |
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} |
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$this->instance = $this->instance ?? new RedisCluster( |
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null, |
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$this->getConfig()->getClusters(), |
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$this->getConfig()->getTimeout(), |
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$this->getConfig()->getReadTimeout(), |
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true, |
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$this->getConfig()->getPassword() |
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); |
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$this->instance->setOption(RedisCluster::OPT_SCAN, RedisCluster::SCAN_RETRY); |
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if ($this->getConfig()->getOptPrefix()) { |
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$this->instance->setOption(RedisCluster::OPT_PREFIX, $this->getConfig()->getOptPrefix()); |
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} |
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if ($this->getConfig()->getSlaveFailover()) { |
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$this->instance->setOption(RedisCluster::OPT_SLAVE_FAILOVER, $this->getConfig()->getSlaveFailover()); |
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} |
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return true; |
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} |
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/** |
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* @return array<int, string> |
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*/ |
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protected function driverReadAllKeys(string $pattern = '*'): iterable |
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{ |
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$keys = [[]]; |
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foreach ($this->instance->_masters() as $master) { |
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$i = -1; |
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$result = $this->instance->scan( |
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$i, |
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$master, |
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$pattern === '' ? '*' : $pattern, |
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ExtendedCacheItemPoolInterface::MAX_ALL_KEYS_COUNT |
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); |
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if (is_array($result)) { |
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$keys[] = $result; |
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} |
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} |
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return array_unique(array_merge(...$keys)); |
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} |
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/** |
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* @return bool |
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*/ |
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protected function driverClear(): bool |
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{ |
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foreach ($this->instance->_masters() as $nodeMaster) { |
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$this->instance->flushDb($nodeMaster); |
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} |
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return true; |
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} |
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} |
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PHPSocialNetwork /
phpfastcache
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