| /** |
| * 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.tajo; |
| |
| import com.google.common.base.Preconditions; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.tajo.benchmark.TPCH; |
| import org.apache.tajo.catalog.CatalogUtil; |
| import org.apache.tajo.catalog.Schema; |
| import org.apache.tajo.catalog.TableDesc; |
| import org.apache.tajo.catalog.TableMeta; |
| import org.apache.tajo.catalog.statistics.TableStats; |
| import org.apache.tajo.client.TajoClient; |
| import org.apache.tajo.conf.TajoConf; |
| import org.apache.tajo.engine.planner.global.MasterPlan; |
| import org.apache.tajo.engine.query.QueryContext; |
| import org.apache.tajo.exception.TajoException; |
| import org.apache.tajo.session.Session; |
| import org.apache.tajo.util.CommonTestingUtil; |
| import org.apache.tajo.util.FileUtil; |
| import org.apache.tajo.util.KeyValueSet; |
| import org.apache.tajo.util.TajoIdUtils; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URL; |
| import java.sql.ResultSet; |
| import java.util.UUID; |
| |
| public class LocalTajoTestingUtility { |
| private static final Log LOG = LogFactory.getLog(LocalTajoTestingUtility.class); |
| |
| private TajoTestingCluster util; |
| private TajoConf conf; |
| private TajoClient client; |
| |
| private static UserGroupInformation dummyUserInfo; |
| |
| static { |
| try { |
| dummyUserInfo = UserGroupInformation.getCurrentUser(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| private static int taskAttemptId; |
| |
| public static TaskAttemptId newTaskAttemptId() { |
| return QueryIdFactory.newTaskAttemptId( |
| QueryIdFactory.newTaskId(new MasterPlan(newQueryId(), null, null).newExecutionBlockId()), taskAttemptId++); |
| } |
| public static TaskAttemptId newTaskAttemptId(MasterPlan plan) { |
| return QueryIdFactory.newTaskAttemptId(QueryIdFactory.newTaskId(plan.newExecutionBlockId()), 0); |
| } |
| |
| public static Session createDummySession() { |
| return new Session(UUID.randomUUID().toString(), dummyUserInfo.getUserName(), TajoConstants.DEFAULT_DATABASE_NAME); |
| } |
| |
| public static QueryContext createDummyContext(TajoConf conf) { |
| QueryContext context = new QueryContext(conf, createDummySession()); |
| context.putAll(CommonTestingUtil.getSessionVarsForTest().getAllKeyValus()); |
| return context; |
| } |
| |
| /** |
| * for test |
| * @return The generated QueryId |
| */ |
| public synchronized static QueryId newQueryId() { |
| return QueryIdFactory.newQueryId(TajoIdUtils.MASTER_ID_FORMAT.format(0)); |
| } |
| |
| public void setup(String[] names, |
| String[] tablepaths, |
| Schema[] schemas, |
| KeyValueSet option) throws Exception { |
| LOG.info("==================================================="); |
| LOG.info("Starting Test Cluster."); |
| LOG.info("==================================================="); |
| |
| util = new TajoTestingCluster(); |
| util.startMiniCluster(1); |
| conf = util.getConfiguration(); |
| client = util.newTajoClient(); |
| |
| FileSystem fs = util.getDefaultFileSystem(); |
| Path rootDir = TajoConf.getWarehouseDir(conf); |
| fs.mkdirs(rootDir); |
| for (int i = 0; i < tablepaths.length; i++) { |
| Path localPath = new Path(tablepaths[i]); |
| Path tablePath = new Path(rootDir, names[i]); |
| fs.mkdirs(tablePath); |
| Path dfsPath = new Path(tablePath, localPath.getName()); |
| fs.copyFromLocalFile(localPath, dfsPath); |
| TableMeta meta = CatalogUtil.newTableMeta("TEXT", option); |
| |
| // Add fake table statistic data to tables. |
| // It gives more various situations to unit tests. |
| TableStats stats = new TableStats(); |
| stats.setNumBytes(TPCH.tableVolumes.get(names[i])); |
| TableDesc tableDesc = new TableDesc( |
| CatalogUtil.buildFQName(TajoConstants.DEFAULT_DATABASE_NAME, names[i]), schemas[i], meta, |
| tablePath.toUri()); |
| tableDesc.setStats(stats); |
| util.getMaster().getCatalog().createTable(tableDesc); |
| } |
| |
| LOG.info("==================================================="); |
| LOG.info("Test Cluster ready and test table created."); |
| LOG.info("==================================================="); |
| |
| } |
| |
| public TajoTestingCluster getTestingCluster() { |
| return util; |
| } |
| |
| public ResultSet execute(String query) throws TajoException { |
| return client.executeQueryAndGetResult(query); |
| } |
| |
| public void shutdown() throws IOException { |
| if(client != null) { |
| client.close(); |
| } |
| if(util != null) { |
| util.shutdownMiniCluster(); |
| } |
| } |
| |
| public static Path getResourcePath(String path, String suffix) { |
| URL resultBaseURL = ClassLoader.getSystemResource(path); |
| return new Path(resultBaseURL.toString(), suffix); |
| } |
| |
| public static Path getResultPath(Class clazz, String fileName) { |
| return new Path (getResourcePath("results", clazz.getSimpleName()), fileName); |
| } |
| |
| public static String getResultText(Class clazz, String fileName) throws IOException { |
| FileSystem localFS = FileSystem.getLocal(new Configuration()); |
| Path path = getResultPath(clazz, fileName); |
| Preconditions.checkState(localFS.exists(path) && localFS.isFile(path)); |
| return FileUtil.readTextFile(new File(path.toUri())); |
| } |
| } |