Postgres support for sessions (#846)
This commit is contained in:
Daniil
GitHub
parent
553e4c4da0
commit
226cb3bbd8
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@ -28,6 +28,7 @@
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"amphp/byte-stream": "^1",
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"amphp/file": "^1",
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"amphp/mysql": "^2.0",
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"amphp/postgres": "^1.2",
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"danog/dns-over-https": "^0.2",
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"amphp/http-client-cookies": "^1",
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"danog/tg-file-decoder": "^0.1",
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@ -18,6 +18,7 @@ class DbPropertiesFabric
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* @uses \danog\MadelineProto\Db\MemoryArray
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* @uses \danog\MadelineProto\Db\SharedMemoryArray
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* @uses \danog\MadelineProto\Db\MysqlArray
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* @uses \danog\MadelineProto\Db\PostgresArray
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*/
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public static function get(array $dbSettings, string $namePrefix, string $propertyType, string $name, $value = null): Promise
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{
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@ -30,6 +31,9 @@ class DbPropertiesFabric
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case 'mysql':
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$class .= '\Mysql';
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break;
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case 'postgres':
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$class .= '\Postgres';
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break;
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default:
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throw new \InvalidArgumentException("Unknown dbType: {$dbSettings['type']}");
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@ -0,0 +1,102 @@
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<?php
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namespace danog\MadelineProto\Db;
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use Amp\Postgres\ConnectionConfig;
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use Amp\Postgres\Pool;
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use Amp\Sql\Common\ConnectionPool;
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use danog\MadelineProto\Logger;
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use function Amp\call;
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use function Amp\Postgres\Pool;
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use function Amp\Promise\wait;
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class Postgres
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{
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/** @var Pool[] */
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private static array $connections;
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/**
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* @param string $host
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* @param int $port
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* @param string $user
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* @param string $password
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* @param string $db
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*
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* @param int $maxConnections
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* @param int $idleTimeout
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*
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* @return Pool
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* @throws \Amp\Sql\ConnectionException
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* @throws \Amp\Sql\FailureException
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* @throws \Throwable
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*/
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public static function getConnection(
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string $host = '127.0.0.1',
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int $port = 5432,
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string $user = 'root',
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string $password = '',
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string $db = 'MadelineProto',
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int $maxConnections = ConnectionPool::DEFAULT_MAX_CONNECTIONS,
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int $idleTimeout = ConnectionPool::DEFAULT_IDLE_TIMEOUT
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): Pool {
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$dbKey = "$host:$port:$db";
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if (empty(static::$connections[$dbKey])) {
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$config = ConnectionConfig::fromString(
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"host={$host} port={$port} user={$user} password={$password} db={$db}"
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);
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static::createDb($config);
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static::$connections[$dbKey] = pool($config, $maxConnections, $idleTimeout);
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}
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return static::$connections[$dbKey];
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}
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/**
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* @param ConnectionConfig $config
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*
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* @throws \Amp\Sql\ConnectionException
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* @throws \Amp\Sql\FailureException
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* @throws \Throwable
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*/
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private static function createDb(ConnectionConfig $config)
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{
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wait(call(static function () use ($config) {
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try {
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$db = $config->getDatabase();
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$user = $config->getUser();
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$connection = pool($config->withDatabase(null));
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$result = yield $connection->query("SELECT * FROM pg_database WHERE datname = '{$db}'");
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while (yield $result->advance()) {
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$row = $result->getCurrent();
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if ($row===false)
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{
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yield $connection->query("
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CREATE DATABASE {$db}
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OWNER {$user}
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ENCODING utf8
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");
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}
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}
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yield $connection->query("
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CREATE OR REPLACE FUNCTION update_ts()
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RETURNS TRIGGER AS $$
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BEGIN
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IF row(NEW.*) IS DISTINCT FROM row(OLD.*) THEN
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NEW.ts = now();
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RETURN NEW;
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ELSE
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RETURN OLD;
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END IF;
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END;
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$$ language 'plpgsql'
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");
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$connection->close();
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} catch (\Throwable $e) {
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Logger::log($e->getMessage(), Logger::ERROR);
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}
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}));
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}
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}
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@ -0,0 +1,384 @@
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<?php
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namespace danog\MadelineProto\Db;
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use Amp\Postgres\Pool;
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use Amp\Producer;
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use Amp\Promise;
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use Amp\Sql\ResultSet;
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use danog\MadelineProto\Logger;
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use function Amp\call;
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class PostgresArray implements DbArray
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{
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use ArrayCacheTrait;
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private string $table;
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private array $settings;
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private Pool $db;
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/**
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* Set value for an offset.
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*
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* @link https://php.net/manual/en/arrayiterator.offsetset.php
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*
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* @param string $index <p>
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* The index to set for.
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* </p>
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* @param $value
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*
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* @throws \Throwable
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*/
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public function offsetSet($index, $value): Promise
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{
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if ($this->getCache($index) === $value) {
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return call(fn () =>null);
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}
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$this->setCache($index, $value);
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$request = $this->request("
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INSERT INTO \"{$this->table}\"
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(key,value)
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VALUES (:index, :value)
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ON CONFLICT (key) DO UPDATE SET value = :value
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",
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[
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'index' => $index,
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'value' => \serialize($value),
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]
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);
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//Ensure that cache is synced with latest insert in case of concurrent requests.
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$request->onResolve(fn () => $this->setCache($index, $value));
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return $request;
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}
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public static function getDbConnection(array $settings): Pool
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{
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return Postgres::getConnection(
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$settings['host'],
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$settings['port'],
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$settings['user'],
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$settings['password'],
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$settings['database'],
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$settings['max_connections'],
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$settings['idle_timeout']
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);
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}
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/**
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* Create table for property.
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*
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* @return array|null
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* @throws \Throwable
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*/
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private function prepareTable()
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{
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Logger::log("Creating/checking table {$this->table}", Logger::WARNING);
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yield $this->request("
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CREATE TABLE IF NOT EXISTS \"{$this->table}\"
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(
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\"key\" VARCHAR(255) NOT NULL,
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\"value\" BYTEA NULL,
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\"ts\" TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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CONSTRAINT \"{$this->table}_pkey\" PRIMARY KEY(\"key\")
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);
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");
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yield $this->request("
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DROP TRIGGER IF exists \"{$this->table}_update_ts_trigger\" ON \"{$this->table}\";
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");
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yield $this->request("
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CREATE TRIGGER \"{$this->table}_update_ts_trigger\" BEFORE UPDATE ON \"{$this->table}\" FOR EACH ROW EXECUTE PROCEDURE update_ts();
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");
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}
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public function __serialize(): array
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{
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return [
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'table' => $this->table,
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'settings' => $this->settings
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];
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}
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public function __unserialize($data): void
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{
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foreach ($data as $property => $value) {
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$this->{$property} = $value;
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}
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try {
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$this->db = static::getDbConnection($this->settings);
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} catch (\Throwable $e) {
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Logger::log($e->getMessage(), Logger::ERROR);
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}
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}
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/**
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* @param string $name
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* @param DbArray|array|null $value
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* @param string $tablePrefix
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* @param array $settings
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*
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* @return Promise
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*/
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public static function getInstance(string $name, $value = null, string $tablePrefix = '', array $settings = []): Promise
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{
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$tableName = "{$tablePrefix}_{$name}";
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if ($value instanceof self && $value->table === $tableName) {
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$instance = &$value;
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} else {
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$instance = new static();
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$instance->table = $tableName;
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}
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$instance->settings = $settings;
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$instance->db = static::getDbConnection($settings);
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$instance->ttl = $settings['cache_ttl'] ?? $instance->ttl;
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$instance->startCacheCleanupLoop();
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return call(static function () use ($instance, $value) {
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yield from $instance->prepareTable();
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//Skip migrations if its same object
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if ($instance !== $value) {
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yield from static::renameTmpTable($instance, $value);
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yield from static::migrateDataToDb($instance, $value);
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}
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return $instance;
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});
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}
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/**
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* @param PostgresArray $instance
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* @param DbArray|array|null $value
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*
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* @return \Generator
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*/
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private static function renameTmpTable(PostgresArray $instance, $value): \Generator
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{
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if ($value instanceof static && $value->table) {
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if (
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$value->table !== $instance->table &&
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\mb_strpos($instance->table, 'tmp') !== 0
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) {
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yield from $instance->renameTable($value->table, $instance->table);
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} else {
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$instance->table = $value->table;
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}
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}
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}
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/**
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* @param PostgresArray $instance
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* @param DbArray|array|null $value
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*
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* @return \Generator
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* @throws \Throwable
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*/
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private static function migrateDataToDb(PostgresArray $instance, $value): \Generator
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{
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if (!empty($value) && !$value instanceof PostgresArray) {
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Logger::log('Converting database.', Logger::ERROR);
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if ($value instanceof DbArray) {
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$value = yield $value->getArrayCopy();
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} else {
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$value = (array) $value;
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}
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$counter = 0;
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$total = \count($value);
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foreach ($value as $key => $item) {
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$counter++;
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if ($counter % 500 === 0) {
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yield $instance->offsetSet($key, $item);
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Logger::log("Loading data to table {$instance->table}: $counter/$total", Logger::WARNING);
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} else {
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$instance->offsetSet($key, $item);
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}
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}
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Logger::log('Converting database done.', Logger::ERROR);
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}
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}
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public function offsetExists($index): bool
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{
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throw new \RuntimeException('Native isset not support promises. Use isset method');
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}
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/**
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* Check if key isset.
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*
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* @param $key
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*
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* @return Promise<bool> true if the offset exists, otherwise false
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*/
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public function isset($key): Promise
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{
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return call(fn () => yield $this->offsetGet($key) !== null);
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}
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public function offsetGet($offset): Promise
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{
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return call(function () use ($offset) {
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if ($cached = $this->getCache($offset)) {
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return $cached;
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}
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$row = yield $this->request(
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"SELECT value FROM \"{$this->table}\" WHERE key = :index LIMIT 1",
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['index' => $offset]
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);
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if ($value = $this->getValue($row)) {
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$this->setCache($offset, $value);
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}
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return $value;
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});
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}
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/**
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* Unset value for an offset.
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*
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* @link https://php.net/manual/en/arrayiterator.offsetunset.php
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*
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* @param string $index <p>
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* The offset to unset.
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* </p>
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*
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* @return Promise
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* @throws \Throwable
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*/
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public function offsetUnset($index): Promise
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{
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$this->unsetCache($index);
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return $this->request(
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"
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DELETE FROM \"{$this->table}\"
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WHERE key = :index
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",
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['index' => $index]
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);
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}
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/**
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* Get array copy.
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*
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* @return Promise<array>
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* @throws \Throwable
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*/
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public function getArrayCopy(): Promise
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{
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return call(function () {
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$iterator = $this->getIterator();
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$result = [];
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while (yield $iterator->advance()) {
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[$key, $value] = $iterator->getCurrent();
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$result[$key] = $value;
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}
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return $result;
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});
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}
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public function getIterator(): Producer
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{
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return new Producer(function (callable $emit) {
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$request = yield $this->db->execute("SELECT key, value FROM \"{$this->table}\"");
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while (yield $request->advance()) {
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$row = $request->getCurrent();
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yield $emit([$row['key'], $this->getValue($row)]);
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}
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});
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}
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/**
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* Count elements.
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*
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* @link https://php.net/manual/en/arrayiterator.count.php
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* @return Promise<int> The number of elements or public properties in the associated
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* array or object, respectively.
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* @throws \Throwable
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*/
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public function count(): Promise
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{
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return call(function () {
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$row = yield $this->request("SELECT count(key) as count FROM \"{$this->table}\"");
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return $row[0]['count'] ?? 0;
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});
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}
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private function getValue(array $row)
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{
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if ($row) {
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if (!empty($row[0]['value'])) {
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$row = \reset($row);
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}
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return \unserialize($row['value']);
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}
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return null;
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}
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private function renameTable(string $from, string $to)
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{
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Logger::log("Renaming table {$from} to {$to}", Logger::WARNING);
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yield $this->request("
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ALTER TABLE \"{$from}\" RENAME TO \"{$to}\";
|
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");
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|
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yield $this->request("
|
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DROP TABLE IF EXISTS \"{$from}\";
|
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");
|
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}
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|
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/**
|
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* Perform async request to db.
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*
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* @param string $query
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* @param array $params
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*
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* @return Promise
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* @throws \Throwable
|
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*/
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private function request(string $query, array $params = []): Promise
|
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{
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return call(function () use ($query, $params) {
|
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Logger::log([$query, $params], Logger::VERBOSE);
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|
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if (empty($this->db) || !$this->db->isAlive()) {
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Logger::log('No database connection', Logger::WARNING);
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return [];
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}
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|
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try {
|
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$request = yield $this->db->execute($query, $params);
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} catch (\Throwable $e) {
|
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Logger::log($e->getMessage(), Logger::ERROR);
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return [];
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}
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|
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$result = [];
|
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if ($request instanceof ResultSet) {
|
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while (yield $request->advance()) {
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$result[] = $request->getCurrent();
|
||||
}
|
||||
}
|
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return $result;
|
||||
});
|
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}
|
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}
|
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|
|
@ -28,6 +28,7 @@ use danog\MadelineProto\Db\DbArray;
|
|||
use danog\MadelineProto\Db\DbPropertiesFabric;
|
||||
use danog\MadelineProto\Db\DbPropertiesTrait;
|
||||
use danog\MadelineProto\Db\Mysql;
|
||||
use danog\MadelineProto\Db\Pgsql;
|
||||
use danog\MadelineProto\Ipc\Server;
|
||||
use danog\MadelineProto\Loop\Generic\PeriodicLoop;
|
||||
use danog\MadelineProto\Loop\Update\FeedLoop;
|
||||
|
|
@ -1359,7 +1360,18 @@ class MTProto extends AsyncConstruct implements TLCallback
|
|||
'max_connections' => 10,
|
||||
'idle_timeout' => 60,
|
||||
'cache_ttl' => '+5 minutes', //keep records in memory after last read
|
||||
]
|
||||
],
|
||||
/** @see Postgres */
|
||||
'postgres' => [
|
||||
'host' => '127.0.0.1',
|
||||
'port' => 5432,
|
||||
'user' => 'root',
|
||||
'password' => '',
|
||||
'database' => 'MadelineProto', //will be created automatically
|
||||
'max_connections' => 10,
|
||||
'idle_timeout' => 60,
|
||||
'cache_ttl' => '+5 minutes', //keep records in memory after last read
|
||||
],
|
||||
],
|
||||
'upload' => ['allow_automatic_upload' => true, 'part_size' => 512 * 1024, 'parallel_chunks' => 20], 'download' => ['report_broken_media' => true, 'part_size' => 1024 * 1024, 'parallel_chunks' => 20], 'pwr' => [
|
||||
'pwr' => false,
|
||||
|
|
|
|||
Loading…
Reference in New Issue