| /* |
| * 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.knox.gateway.ha.provider.impl; |
| |
| import org.apache.curator.framework.CuratorFramework; |
| import org.apache.curator.framework.CuratorFrameworkFactory; |
| import org.apache.curator.retry.ExponentialBackoffRetry; |
| import org.apache.curator.test.TestingCluster; |
| import org.apache.knox.gateway.ha.provider.HaServiceConfig; |
| import org.apache.knox.gateway.ha.provider.URLManager; |
| import org.apache.knox.gateway.ha.provider.URLManagerLoader; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.nio.charset.StandardCharsets; |
| import java.util.List; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| public class HS2ZookeeperURLManagerTest { |
| private TestingCluster cluster; |
| private HS2ZookeeperURLManager manager; |
| |
| @Before |
| public void setUp() throws Exception { |
| cluster = new TestingCluster(1); |
| cluster.start(); |
| |
| try(CuratorFramework zooKeeperClient = |
| CuratorFrameworkFactory.builder().connectString(cluster.getConnectString()) |
| .retryPolicy(new ExponentialBackoffRetry(1000, 3)).build()) { |
| |
| String host1 = "hive.server2.authentication=NONE;hive.server2.transport.mode=http;hive.server2.thrift.http.path=cliservice;" + |
| "hive.server2.thrift.http.port=10001;hive.server2.thrift.bind.host=host1;hive.server2.use.SSL=true"; |
| String host2 = "hive.server2.authentication=NONE;hive.server2.transport.mode=http;hive.server2.thrift.http.path=foobar;" + |
| "hive.server2.thrift.http.port=10002;hive.server2.thrift.bind.host=host2;hive.server2.use.SSL=false"; |
| String host3 = "hive.server2.authentication=NONE;hive.server2.transport.mode=http;hive.server2.thrift.http.path=cliservice;" + |
| "hive.server2.thrift.http.port=10003;hive.server2.thrift.bind.host=host3;hive.server2.use.SSL=false"; |
| String host4 = "hive.server2.authentication=NONE;hive.server2.transport.mode=http;hive.server2.thrift.http.path=cliservice;" + |
| "hive.server2.thrift.http.port=10004;hive.server2.thrift.bind.host=host4;hive.server2.use.SSL=true"; |
| zooKeeperClient.start(); |
| assertTrue(zooKeeperClient.blockUntilConnected(10, TimeUnit.SECONDS)); |
| zooKeeperClient.create().forPath("/hiveServer2"); |
| zooKeeperClient.create().forPath("/hiveServer2/host1", host1.getBytes(StandardCharsets.UTF_8)); |
| zooKeeperClient.create().forPath("/hiveServer2/host2", host2.getBytes(StandardCharsets.UTF_8)); |
| zooKeeperClient.create().forPath("/hiveServer2/host3", host3.getBytes(StandardCharsets.UTF_8)); |
| zooKeeperClient.create().forPath("/hiveServer2/host4", host4.getBytes(StandardCharsets.UTF_8)); |
| } |
| manager = new HS2ZookeeperURLManager(); |
| HaServiceConfig config = new DefaultHaServiceConfig("HIVE"); |
| config.setEnabled(true); |
| config.setZookeeperEnsemble(cluster.getConnectString()); |
| config.setZookeeperNamespace("hiveServer2"); |
| manager.setConfig(config); |
| |
| } |
| |
| @After |
| public void tearDown() throws IOException { |
| if(cluster != null) { |
| cluster.close(); |
| } |
| } |
| |
| @Test |
| public void testActiveURLManagement() throws Exception { |
| List<String> urls = manager.getURLs(); |
| Assert.assertNotNull(urls); |
| String url1 = urls.get( 0 ); //"https://host4:10004/cliservice"; |
| String url2 = urls.get( 1 ); //"http://host3:10003/cliservice"; |
| String url3 = urls.get( 2 ); //"http://host2:10002/foobar"; |
| assertEquals(url1, urls.get(0)); |
| assertEquals(url1, manager.getActiveURL()); |
| manager.markFailed(url1); |
| assertEquals(url2, manager.getActiveURL()); |
| manager.markFailed(url2); |
| assertEquals(url3, manager.getActiveURL()); |
| } |
| |
| @Test |
| public void testMarkingFailedURL() { |
| List<String> urls = manager.getURLs(); |
| String url1 = urls.get(0); //"https://host4:10004/cliservice"; |
| urls.add(url1); |
| String url2 = urls.get(1); //"http://host3:10003/cliservice"; |
| urls.add(url2); |
| String url3 = urls.get(2); //"http://host2:10002/foobar"; |
| urls.add(url3); |
| String url4 = urls.get(3); //"https://host1:10001/cliservice"; |
| urls.add(url4); |
| assertEquals(url1, manager.getActiveURL()); |
| manager.markFailed(url1); |
| assertEquals(url2, manager.getActiveURL()); |
| manager.markFailed(url1); |
| assertEquals(url2, manager.getActiveURL()); |
| manager.markFailed(url3); |
| assertEquals(url2, manager.getActiveURL()); |
| manager.markFailed(url4); |
| assertEquals(url2, manager.getActiveURL()); |
| manager.markFailed(url2); |
| //now the urls should get re-looked up |
| assertEquals(url1, manager.getActiveURL()); |
| } |
| |
| @Test |
| public void testHS2URLManagerLoading() { |
| HaServiceConfig config = new DefaultHaServiceConfig("HIVE"); |
| config.setEnabled(true); |
| config.setZookeeperEnsemble(cluster.getConnectString()); |
| config.setZookeeperNamespace("hiveServer2"); |
| URLManager manager = URLManagerLoader.loadURLManager(config); |
| Assert.assertNotNull(manager); |
| assertTrue(manager instanceof HS2ZookeeperURLManager); |
| } |
| } |