| /* |
| * 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.ignite.spi.discovery.tcp; |
| |
| import java.lang.reflect.Field; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.concurrent.CountDownLatch; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.DiscoverySpiTestListener; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Test; |
| |
| /** |
| * Test scenario: |
| * |
| * 1. Create topology in specific order: srv1 srv2 client srv3 srv4 |
| * 2. Delay client reconnect. |
| * 3. Trigger topology change by restarting srv2 (will trigger reconnect to next node), srv3, srv4 |
| * 4. Resume reconnect to node with empty EnsuredMessageHistory and wait for completion. |
| * 5. Add new node to topology. |
| * |
| * Pass condition: new node successfully joins topology. |
| */ |
| public class TcpDiscoveryReconnectUnstableTopologyTest extends GridCommonAbstractTest { |
| /** */ |
| private static final TcpDiscoveryVmIpFinder ipFinder = new TcpDiscoveryVmIpFinder(true); |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| cfg.setAutoActivationEnabled(false); |
| |
| BlockTcpDiscoverySpi spi = new BlockTcpDiscoverySpi(); |
| |
| // Guarantees client join to srv2. |
| Field rndAddrsField = U.findField(BlockTcpDiscoverySpi.class, "skipAddrsRandomization"); |
| |
| assertNotNull(rndAddrsField); |
| |
| rndAddrsField.set(spi, true); |
| |
| cfg.setDiscoverySpi(spi.setIpFinder(ipFinder)); |
| cfg.setCacheConfiguration(new CacheConfiguration(DEFAULT_CACHE_NAME)); |
| |
| return cfg; |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testReconnectUnstableTopology() throws Exception { |
| try { |
| List<IgniteEx> nodes = new ArrayList<>(); |
| |
| nodes.add(startGrid(0)); |
| |
| nodes.add(startGrid(1)); |
| |
| nodes.add(startClientGrid("client")); |
| |
| nodes.add(startGrid(2)); |
| |
| nodes.add(startGrid(3)); |
| |
| for (int i = 0; i < nodes.size(); i++) { |
| IgniteEx ex = nodes.get(i); |
| |
| assertEquals(i + 1, ex.localNode().order()); |
| } |
| |
| DiscoverySpiTestListener lsnr = new DiscoverySpiTestListener(); |
| |
| spi(grid("client")).setInternalListener(lsnr); |
| |
| lsnr.startBlockReconnect(); |
| |
| CountDownLatch restartLatch = new CountDownLatch(1); |
| |
| IgniteInternalFuture<?> fut = multithreadedAsync(() -> { |
| stopGrid(1); |
| stopGrid(2); |
| stopGrid(3); |
| try { |
| startGrid(1); |
| startGrid(2); |
| startGrid(3); |
| } |
| catch (Exception e) { |
| fail(); |
| } |
| |
| restartLatch.countDown(); |
| }, 1, "restarter"); |
| |
| U.awaitQuiet(restartLatch); |
| |
| lsnr.stopBlockRestart(); |
| |
| fut.get(); |
| |
| doSleep(1500); // Wait for reconnect. |
| |
| startGrid(4); |
| } |
| finally { |
| stopAllGrids(); |
| } |
| } |
| |
| /** |
| * @param ig Ignite. |
| */ |
| private TcpDiscoverySpi spi(Ignite ig) { |
| return (TcpDiscoverySpi)ig.configuration().getDiscoverySpi(); |
| } |
| } |