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<?php |
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namespace RedisProxy; |
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use Predis\Client; |
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use Redis; |
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class InfoHelper |
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{ |
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private static $keyStartToSectionMap = [ |
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'redis_' => 'server', |
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'uptime_' => 'server', |
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'client_' => 'clients', |
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'used_memory' => 'memory', |
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'mem_' => 'memory', |
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'rdb_' => 'persistence', |
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'aof_' => 'persistence', |
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'total_' => 'stats', |
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'sync_' => 'stats', |
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'keyspace_' => 'stats', |
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'pubsub_' => 'stats', |
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'repl_backlog_' => 'replication', |
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'used_cpu_' => 'cpu', |
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'db' => 'keyspace', |
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]; |
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private static $keyToSectionMap = [ |
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'os' => 'server', |
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'arch_bits' => 'server', |
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'multiplexing_api' => 'server', |
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'gcc_version' => 'server', |
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'process_id' => 'server', |
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'run_id' => 'server', |
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'tcp_port' => 'server', |
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'hz' => 'server', |
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'lru_clock' => 'server', |
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'config_file' => 'server', |
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'connected_clients' => 'clients', |
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'blocked_clients' => 'clients', |
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'loading' => 'persistence', |
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'instantaneous_ops_per_sec' => 'stats', |
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'rejected_connections' => 'stats', |
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'expired_keys' => 'stats', |
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'evicted_keys' => 'stats', |
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'latest_fork_usec' => 'stats', |
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'role' => 'replication', |
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'connected_slaves' => 'replication', |
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'master_repl_offset' => 'replication', |
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]; |
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/** |
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* @param Client|Redis $driver |
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* @param array $result |
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* @param integer|null $databases |
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* @return array |
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*/ |
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public static function createInfoArray($driver, array $result, $databases = null) |
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{ |
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$groupedResult = []; |
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self::initializeKeyspace($groupedResult, $databases); |
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if ($driver instanceof Client) { |
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return self::createInfoForPredis($result, $groupedResult); |
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} |
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return self::createInfoForRedis($result, $groupedResult); |
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} |
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private static function initializeKeyspace(&$groupedResult, $databases = null) |
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{ |
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if ($databases === null) { |
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return; |
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} |
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$groupedResult['keyspace'] = []; |
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for ($db = 0; $db < $databases; ++$db) { |
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$groupedResult['keyspace']["db$db"] = [ |
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'keys' => 0, |
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'expires' => null, |
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'avg_ttl' => null, |
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]; |
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} |
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} |
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private static function createInfoForPredis(array $result, array $groupedResult) |
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{ |
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$result = array_change_key_case($result, CASE_LOWER); |
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if (isset($groupedResult['keyspace']) && isset($result['keyspace'])) { |
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$groupedResult['keyspace'] = array_merge($groupedResult['keyspace'], $result['keyspace']); |
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unset($result['keyspace']); |
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} |
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return array_merge($groupedResult, $result); |
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} |
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private static function createInfoForRedis(array $result, array $groupedResult) |
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{ |
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foreach ($result as $key => $value) { |
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if (isset(self::$keyToSectionMap[$key])) { |
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$groupedResult[self::$keyToSectionMap[$key]][$key] = $value; |
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continue; |
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} |
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foreach (self::$keyStartToSectionMap as $keyStart => $targetSection) { |
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if (strpos($key, $keyStart) === 0 && $keyStart === 'db') { |
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$value = self::createKeyspaceInfo($value); |
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} |
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if (strpos($key, $keyStart) === 0) { |
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$groupedResult[$targetSection][$key] = $value; |
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continue; |
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} |
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} |
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} |
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return $groupedResult; |
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} |
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private static function createKeyspaceInfo($keyspaceInfo) |
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{ |
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list($keys, $expires, $avgTtl) = explode(',', $keyspaceInfo); |
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return [ |
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'keys' => strpos($keys, '=') !== false ? explode('=', $keys)[1] : 0, |
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'expires' => strpos($expires, '=') !== false ? explode('=', $expires)[1] : null, |
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'avg_ttl' => strpos($avgTtl, '=') !== false ? explode('=', $avgTtl)[1] : null, |
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]; |
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} |
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} |
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lulco /
redis-proxy
