LeonBein commented on a change in pull request #15109: URL: https://github.com/apache/flink/pull/15109#discussion_r595018829
########## File path: flink-connectors/flink-connector-hbase/src/test/java/org/apache/flink/connector/hbase/testutil/HBaseTestCluster.java ########## @@ -0,0 +1,328 @@ +/* + * 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.flink.connector.hbase.testutil; + +import org.apache.flink.connector.hbase.source.HBaseSourceOptions; + +import org.apache.hadoop.conf.Configuration; +import org.apache.hadoop.hbase.HBaseConfiguration; +import org.apache.hadoop.hbase.HBaseTestingUtility; +import org.apache.hadoop.hbase.MiniHBaseCluster; +import org.apache.hadoop.hbase.StartMiniClusterOption; +import org.apache.hadoop.hbase.TableName; +import org.apache.hadoop.hbase.client.Admin; +import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder; +import org.apache.hadoop.hbase.client.Connection; +import org.apache.hadoop.hbase.client.ConnectionFactory; +import org.apache.hadoop.hbase.client.Delete; +import org.apache.hadoop.hbase.client.HBaseAdmin; +import org.apache.hadoop.hbase.client.Put; +import org.apache.hadoop.hbase.client.Table; +import org.apache.hadoop.hbase.client.TableDescriptor; +import org.apache.hadoop.hbase.client.TableDescriptorBuilder; +import org.apache.hadoop.hbase.replication.ReplicationPeerDescription; +import org.apache.hadoop.hbase.util.Bytes; +import org.apache.hadoop.security.UserGroupInformation; +import org.apache.hbase.thirdparty.com.google.common.io.Closer; +import org.junit.rules.ExternalResource; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Paths; +import java.util.List; +import java.util.Properties; +import java.util.UUID; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.TimeoutException; + +/** Provides static access to a {@link MiniHBaseCluster} for testing. */ +public class HBaseTestCluster extends ExternalResource { + + private static final Logger LOG = LoggerFactory.getLogger(HBaseTestCluster.class); + + public static final String COLUMN_FAMILY_BASE = "info"; + public static final String DEFAULT_COLUMN_FAMILY = COLUMN_FAMILY_BASE + 0; + public static final String QUALIFIER_BASE = "qualifier"; + public static final String DEFAULT_QUALIFIER = QUALIFIER_BASE + 0; + + private MiniHBaseCluster cluster; + private Configuration hbaseConf; + private String testFolder; + + public HBaseTestCluster() {} + + /* + * How to use it + */ + public static void main(String[] args) throws Exception { + HBaseTestCluster hbaseTestCluster = new HBaseTestCluster(); + hbaseTestCluster.startCluster(); + hbaseTestCluster.makeTable("tableName"); + // ... + hbaseTestCluster.shutdownCluster(); + } + + public void startCluster() throws IOException, InterruptedException, ExecutionException { + LOG.info("Starting HBase test cluster ..."); + testFolder = Files.createTempDirectory(null).toString(); + + // Fallback for windows users with space in user name, will not work if path contains space. + if (testFolder.contains(" ")) { + testFolder = "/flink-hbase-test-data/"; + } + UserGroupInformation.setLoginUser(UserGroupInformation.createRemoteUser("tempusername")); + + hbaseConf = HBaseConfiguration.create(); + hbaseConf.setInt("replication.stats.thread.period.seconds", 5); + hbaseConf.setLong("replication.sleep.before.failover", 2000); + hbaseConf.setInt("replication.source.maxretriesmultiplier", 10); + hbaseConf.setBoolean("hbase.replication", true); + + System.setProperty(HBaseTestingUtility.BASE_TEST_DIRECTORY_KEY, testFolder); + + HBaseTestingUtility utility = new HBaseTestingUtility(hbaseConf); + LOG.info("Testfolder: {}", utility.getDataTestDir().toString()); + try { + cluster = + utility.startMiniCluster( + StartMiniClusterOption.builder().numRegionServers(3).build()); + int numRegionServers = utility.getHBaseCluster().getRegionServerThreads().size(); + LOG.info("Number of region servers: {}", numRegionServers); + LOG.info( + "ZooKeeper client address: {}:{}", + hbaseConf.get("hbase.zookeeper.quorum"), + hbaseConf.get("hbase.zookeeper.property.clientPort")); + LOG.info( + "Master port={}, web UI at port={}", + hbaseConf.get("hbase.master.port"), + hbaseConf.get("hbase.master.info.port")); + + cluster.waitForActiveAndReadyMaster(30 * 1000); + HBaseAdmin.available(hbaseConf); + LOG.info("HBase test cluster up and running ..."); + + } catch (Exception e) { + throw new RuntimeException("Could not start HBase test mini cluster", e); + } + + assert canConnectToCluster(); + } + + public void shutdownCluster() { + LOG.info("Shutting down HBase test cluster"); + try { + try (Closer closer = Closer.create()) { + closer.register(this::clearTables); + closer.register(this::clearReplicationPeers); + } + try { + // Closer is not able to call this method correctly, instead logs process dump + cluster.shutdown(); + } catch (IOException e) { + LOG.error("Error while shutting down HBase test cluster", e); + } + try (Closer closer = Closer.create()) { + closer.register(this::waitForShutDown); + closer.register(Paths.get(testFolder).toFile()::delete); + } Review comment: ✅ in c4a4b2a3587860d50a563a62603c94989b17e851 ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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