linghengqian commented on code in PR #23176: URL: https://github.com/apache/shardingsphere/pull/23176#discussion_r1059236386
########## mode/type/standalone/repository/provider/r2dbc-mariadb/src/main/java/org/apache/shardingsphere/mode/repository/standalone/r2dbc/mariadb/R2DBCMariaDBRepository.java: ########## @@ -0,0 +1,178 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.shardingsphere.mode.repository.standalone.r2dbc.mariadb; + +import com.google.common.base.Strings; +import io.r2dbc.pool.ConnectionPool; +import io.r2dbc.pool.ConnectionPoolConfiguration; +import io.r2dbc.spi.Connection; +import io.r2dbc.spi.ConnectionFactories; +import io.r2dbc.spi.ConnectionFactory; +import io.r2dbc.spi.ConnectionFactoryOptions; +import lombok.extern.slf4j.Slf4j; +import org.apache.shardingsphere.mode.repository.standalone.StandalonePersistRepository; +import reactor.core.publisher.Flux; +import reactor.core.publisher.Mono; + +import java.sql.SQLException; +import java.util.Arrays; +import java.util.Collections; +import java.util.List; +import java.util.Properties; +import java.util.UUID; + +/** + * R2DBC MariaDB repository. + */ +@Slf4j +public class R2DBCMariaDBRepository implements StandalonePersistRepository { + + private static final String SEPARATOR = "/"; + + private ConnectionPool connectionPool; + + @Override + public void init(final Properties props) { + ConnectionFactoryOptions connectionFactoryOptions = ConnectionFactoryOptions.builder() + .option(ConnectionFactoryOptions.DRIVER, "pool") + .option(ConnectionFactoryOptions.PROTOCOL, "mariadb") + .option(ConnectionFactoryOptions.HOST, props.getProperty("host")) + .option(ConnectionFactoryOptions.PORT, Integer.parseInt(props.getProperty("port"))) + .option(ConnectionFactoryOptions.USER, props.getProperty("user")) + .option(ConnectionFactoryOptions.PASSWORD, props.getProperty("password")) + .option(ConnectionFactoryOptions.DATABASE, props.getProperty("database")) + .build(); + ConnectionFactory connectionFactory = ConnectionFactories.get(connectionFactoryOptions); + ConnectionPoolConfiguration connectionPoolConfiguration = ConnectionPoolConfiguration.builder(connectionFactory).build(); + connectionPool = new ConnectionPool(connectionPoolConfiguration); + Mono.usingWhen(connectionPool.create(), + connection -> Mono.from(connection.createBatch() + .add("DROP TABLE IF EXISTS `repository`") + .add("CREATE TABLE IF NOT EXISTS `repository`(id varchar(36) PRIMARY KEY, `key` TEXT, `value` TEXT, parent TEXT)") + .execute()), + Connection::close) + .block(); + } + + @Override + public String getDirectly(final String key) { + return Mono.usingWhen(connectionPool.create(), + connection -> Mono.from(connection.createStatement("SELECT `value` FROM `repository` WHERE `key` = ?") + .bind(0, key) + .execute()) + .flatMap(result -> Mono.from(result.map((row, rowMetadata) -> row.get("value", String.class)))) + .doOnError(throwable -> log.error("Get {} data by key: {} failed", getType(), key, throwable)), + Connection::close) + .block(); Review Comment: - Does this mean setting MySQL's JDBC driver to maven test scope to avoid GPL LICENSE issues? Or must we avoid using the GPL LICENSE? - I have checked the processing of the implementation of H2Database. Can testcontainers be used for regular tests? The init function seems to have to actually have a data source. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
