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[spark] Auto fetch metastore uri from hive-site.xml when use SparkGen…
…ericCatalog (apache#1720)
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263
paimon-hive/paimon-hive-common/src/test/java/org/apache/paimon/hive/TestHiveMetastore.java
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| /* | ||
| * 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. | ||
| */ | ||
|
|
||
| /* This file is based on source code from the Iceberg Project (http://iceberg.apache.org/), licensed by the Apache | ||
| * Software Foundation (ASF) under the Apache License, Version 2.0. See the NOTICE file distributed with this work for | ||
| * additional information regarding copyright ownership. */ | ||
|
|
||
| package org.apache.paimon.hive; | ||
|
|
||
| import org.apache.hadoop.conf.Configuration; | ||
| import org.apache.hadoop.fs.FileStatus; | ||
| import org.apache.hadoop.fs.FileSystem; | ||
| import org.apache.hadoop.fs.Path; | ||
| import org.apache.hadoop.hive.conf.HiveConf; | ||
| import org.apache.hadoop.hive.metastore.HiveMetaStore; | ||
| import org.apache.hadoop.hive.metastore.IHMSHandler; | ||
| import org.apache.hadoop.hive.metastore.RetryingHMSHandler; | ||
| import org.apache.hadoop.hive.metastore.TSetIpAddressProcessor; | ||
| import org.apache.thrift.protocol.TBinaryProtocol; | ||
| import org.apache.thrift.server.TServer; | ||
| import org.apache.thrift.server.TThreadPoolServer; | ||
| import org.apache.thrift.transport.TServerSocket; | ||
| import org.apache.thrift.transport.TTransportFactory; | ||
| import org.junit.Assert; | ||
|
|
||
| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.io.InputStreamReader; | ||
| import java.io.LineNumberReader; | ||
| import java.io.Reader; | ||
| import java.sql.Connection; | ||
| import java.sql.DriverManager; | ||
| import java.sql.SQLException; | ||
| import java.sql.Statement; | ||
| import java.util.concurrent.ExecutorService; | ||
| import java.util.concurrent.Executors; | ||
|
|
||
| import static java.nio.file.Files.createTempDirectory; | ||
| import static java.nio.file.attribute.PosixFilePermissions.asFileAttribute; | ||
| import static java.nio.file.attribute.PosixFilePermissions.fromString; | ||
|
|
||
| /** | ||
| * A metastore to run locally. | ||
| * | ||
| * <p>Mostly copied from iceberg. | ||
| */ | ||
| public class TestHiveMetastore { | ||
|
|
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| private static final int DEFAULT_POOL_SIZE = 5; | ||
|
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| // It's tricky to clear all static fields in an HMS instance in order to switch derby root dir. | ||
| // Therefore, we reuse the same derby root between tests and remove it after JVM exits. | ||
| private static final File HIVE_LOCAL_DIR; | ||
| private static final String DERBY_PATH; | ||
|
|
||
| static { | ||
| try { | ||
| HIVE_LOCAL_DIR = | ||
| createTempDirectory("hive", asFileAttribute(fromString("rwxrwxrwx"))).toFile(); | ||
| DERBY_PATH = new File(HIVE_LOCAL_DIR, "metastore_db").getPath(); | ||
| File derbyLogFile = new File(HIVE_LOCAL_DIR, "derby.log"); | ||
| System.setProperty("derby.stream.error.file", derbyLogFile.getAbsolutePath()); | ||
| setupMetastoreDB("jdbc:derby:" + DERBY_PATH + ";create=true"); | ||
| Runtime.getRuntime() | ||
| .addShutdownHook( | ||
| new Thread( | ||
| () -> { | ||
| Path localDirPath = | ||
| new Path(HIVE_LOCAL_DIR.getAbsolutePath()); | ||
| FileSystem fs; | ||
| try { | ||
| fs = | ||
| FileSystem.get( | ||
| localDirPath.toUri(), | ||
| new Configuration()); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| String errMsg = "Failed to delete " + localDirPath; | ||
| try { | ||
| Assert.assertTrue( | ||
| errMsg, fs.delete(localDirPath, true)); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException(errMsg, e); | ||
| } | ||
| })); | ||
| } catch (Exception e) { | ||
| throw new RuntimeException("Failed to setup local dir for hive metastore", e); | ||
| } | ||
| } | ||
|
|
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| private HiveConf hiveConf; | ||
| private ExecutorService executorService; | ||
| private TServer server; | ||
| private HiveMetaStore.HMSHandler baseHandler; | ||
|
|
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| /** | ||
| * Starts a TestHiveMetastore with the default connection pool size (5) and the default | ||
| * HiveConf. | ||
| */ | ||
| public void start() { | ||
| start(new HiveConf(new Configuration(), TestHiveMetastore.class), DEFAULT_POOL_SIZE); | ||
| } | ||
|
|
||
| /** | ||
| * Starts a TestHiveMetastore with a provided connection pool size and HiveConf. | ||
| * | ||
| * @param conf The hive configuration to use | ||
| * @param poolSize The number of threads in the executor pool | ||
| */ | ||
| public void start(HiveConf conf, int poolSize) { | ||
| try { | ||
| TServerSocket socket = new TServerSocket(9083); | ||
| int port = socket.getServerSocket().getLocalPort(); | ||
| initConf(conf, port); | ||
|
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| this.hiveConf = conf; | ||
| this.server = newThriftServer(socket, poolSize, hiveConf); | ||
| this.executorService = Executors.newSingleThreadExecutor(); | ||
| this.executorService.submit(() -> server.serve()); | ||
|
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||
| // in Hive3, setting this as a system prop ensures that it will be picked up whenever a | ||
| // new | ||
| // HiveConf is created | ||
| System.setProperty( | ||
| HiveConf.ConfVars.METASTOREURIS.varname, | ||
| hiveConf.getVar(HiveConf.ConfVars.METASTOREURIS)); | ||
| } catch (Exception e) { | ||
| throw new RuntimeException("Cannot start TestHiveMetastore", e); | ||
| } | ||
| } | ||
|
|
||
| public void stop() throws Exception { | ||
| reset(); | ||
| if (server != null) { | ||
| server.stop(); | ||
| } | ||
| if (executorService != null) { | ||
| executorService.shutdown(); | ||
| } | ||
| if (baseHandler != null) { | ||
| baseHandler.shutdown(); | ||
| } | ||
| } | ||
|
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| public void reset() throws Exception { | ||
| Path warehouseRoot = new Path(HIVE_LOCAL_DIR.getAbsolutePath()); | ||
| FileSystem fs = FileSystem.get(warehouseRoot.toUri(), hiveConf); | ||
| for (FileStatus fileStatus : fs.listStatus(warehouseRoot)) { | ||
| if (!fileStatus.getPath().getName().equals("derby.log") | ||
| && !fileStatus.getPath().getName().equals("metastore_db")) { | ||
| fs.delete(fileStatus.getPath(), true); | ||
| } | ||
| } | ||
| } | ||
|
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||
| private TServer newThriftServer(TServerSocket socket, int poolSize, HiveConf conf) | ||
| throws Exception { | ||
| HiveConf serverConf = new HiveConf(conf); | ||
| serverConf.set( | ||
| HiveConf.ConfVars.METASTORECONNECTURLKEY.varname, | ||
| "jdbc:derby:" + DERBY_PATH + ";create=true"); | ||
| baseHandler = new HiveMetaStore.HMSHandler("new db based metaserver", serverConf); | ||
| IHMSHandler handler = RetryingHMSHandler.getProxy(serverConf, baseHandler, false); | ||
|
|
||
| TThreadPoolServer.Args args = | ||
| new TThreadPoolServer.Args(socket) | ||
| .processor(new TSetIpAddressProcessor<>(handler)) | ||
| .transportFactory(new TTransportFactory()) | ||
| .protocolFactory(new TBinaryProtocol.Factory()) | ||
| .minWorkerThreads(poolSize) | ||
| .maxWorkerThreads(poolSize); | ||
|
|
||
| return new TThreadPoolServer(args); | ||
| } | ||
|
|
||
| private void initConf(HiveConf conf, int port) { | ||
| conf.set(HiveConf.ConfVars.METASTOREURIS.varname, "thrift://localhost:" + port); | ||
| conf.set( | ||
| HiveConf.ConfVars.METASTOREWAREHOUSE.varname, | ||
| "file:" + HIVE_LOCAL_DIR.getAbsolutePath()); | ||
| conf.set(HiveConf.ConfVars.METASTORE_TRY_DIRECT_SQL.varname, "false"); | ||
| conf.set( | ||
| HiveConf.ConfVars.METASTORE_DISALLOW_INCOMPATIBLE_COL_TYPE_CHANGES.varname, | ||
| "false"); | ||
| conf.set("iceberg.hive.client-pool-size", "2"); | ||
| conf.set( | ||
| HiveConf.ConfVars.HIVE_IN_TEST.varname, | ||
| HiveConf.ConfVars.HIVE_IN_TEST.getDefaultValue()); | ||
| } | ||
|
|
||
| private static void setupMetastoreDB(String dbURL) throws SQLException, IOException { | ||
| Connection connection = DriverManager.getConnection(dbURL); | ||
| ClassLoader classLoader = ClassLoader.getSystemClassLoader(); | ||
| InputStream inputStream = classLoader.getResourceAsStream("hive-schema-3.1.0.derby.sql"); | ||
| try (Reader reader = new InputStreamReader(inputStream)) { | ||
| runScript(connection, reader); | ||
| } | ||
| } | ||
|
|
||
| // This method is copied from iceberg `ScriptRunner` | ||
| private static void runScript(Connection conn, Reader reader) throws SQLException, IOException { | ||
| StringBuilder command = null; | ||
| try { | ||
| LineNumberReader lineReader = new LineNumberReader(reader); | ||
| String line; | ||
| while ((line = lineReader.readLine()) != null) { | ||
| if (command == null) { | ||
| command = new StringBuilder(); | ||
| } | ||
| String trimmedLine = line.trim(); | ||
| if (trimmedLine.startsWith("--")) { | ||
| // Do nothing | ||
| } else if (trimmedLine.length() < 1 || trimmedLine.startsWith("//")) { | ||
| // Do nothing | ||
| } else if (trimmedLine.length() < 1 || trimmedLine.startsWith("--")) { | ||
| // Do nothing | ||
| } else if (trimmedLine.endsWith(";")) { | ||
| command.append(line.substring(0, line.lastIndexOf(";"))); | ||
| command.append(" "); | ||
| Statement statement = conn.createStatement(); | ||
|
|
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| statement.execute(command.toString()); | ||
|
|
||
| if (!conn.getAutoCommit()) { | ||
| conn.commit(); | ||
| } | ||
| command = null; | ||
| try { | ||
| statement.close(); | ||
| } catch (Exception e) { | ||
| // Ignore to workaround a bug in Jakarta DBCP | ||
| } | ||
| Thread.yield(); | ||
| } else { | ||
| command.append(line); | ||
| command.append(" "); | ||
| } | ||
| } | ||
| } catch (IOException | SQLException e) { | ||
| e.fillInStackTrace(); | ||
| throw e; | ||
| } finally { | ||
| conn.rollback(); | ||
| } | ||
| } | ||
| } |
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