| /* |
| * 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.internal.processors.cache.query.continuous; |
| |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import javax.cache.event.CacheEntryListenerException; |
| import javax.cache.event.CacheEntryUpdatedListener; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.cache.CacheAtomicityMode; |
| import org.apache.ignite.cache.query.ContinuousQuery; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.events.Event; |
| import org.apache.ignite.events.EventType; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.managers.communication.GridIoManager; |
| import org.apache.ignite.internal.util.nio.GridNioServer; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.lang.IgnitePredicate; |
| import org.apache.ignite.spi.communication.tcp.TcpCommunicationSpi; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Test; |
| |
| /** |
| * |
| */ |
| public class ClientReconnectContinuousQueryTest extends GridCommonAbstractTest { |
| /** Client index. */ |
| private static final int CLIENT_IDX = 1; |
| |
| /** Puts before reconnect. */ |
| private static final int PUTS_BEFORE_RECONNECT = 50; |
| |
| /** Puts after reconnect. */ |
| private static final int PUTS_AFTER_RECONNECT = 50; |
| |
| /** Recon latch. */ |
| private static final CountDownLatch reconLatch = new CountDownLatch(1); |
| |
| /** Discon latch. */ |
| private static final CountDownLatch disconLatch = new CountDownLatch(1); |
| |
| /** Updater received. */ |
| private static final CountDownLatch updaterReceived = new CountDownLatch(PUTS_BEFORE_RECONNECT); |
| |
| /** Receiver after reconnect. */ |
| private static final CountDownLatch receiverAfterReconnect = new CountDownLatch(PUTS_AFTER_RECONNECT); |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String gridName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(gridName); |
| |
| TcpCommunicationSpi commSpi = (TcpCommunicationSpi)cfg.getCommunicationSpi(); |
| |
| commSpi.setSlowClientQueueLimit(50); |
| commSpi.setIdleConnectionTimeout(300_000); |
| |
| if (!getTestIgniteInstanceName(CLIENT_IDX).equals(gridName)) { |
| CacheConfiguration ccfg = defaultCacheConfiguration(); |
| |
| ccfg.setAtomicityMode(atomicityMode()); |
| |
| // TODO IGNITE-9530 Remove this clause. |
| if (atomicityMode() == CacheAtomicityMode.TRANSACTIONAL_SNAPSHOT) |
| ccfg.setNearConfiguration(null); |
| |
| cfg.setCacheConfiguration(ccfg); |
| } |
| |
| return cfg; |
| } |
| |
| /** |
| * @return Transaction snapshot. |
| */ |
| protected CacheAtomicityMode atomicityMode() { |
| return CacheAtomicityMode.TRANSACTIONAL; |
| } |
| |
| /** |
| * Test client reconnect to alive grid. |
| * |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testClientReconnect() throws Exception { |
| try { |
| startGrid(0); |
| |
| final IgniteEx client = startClientGrid(CLIENT_IDX); |
| |
| client.events().localListen(new DisconnectListener(), EventType.EVT_CLIENT_NODE_DISCONNECTED); |
| |
| client.events().localListen(new ReconnectListener(), EventType.EVT_CLIENT_NODE_RECONNECTED); |
| |
| IgniteCache cache = client.cache(DEFAULT_CACHE_NAME); |
| |
| ContinuousQuery qry = new ContinuousQuery(); |
| |
| qry.setLocalListener(new CQListener()); |
| |
| cache.query(qry); |
| |
| putSomeKeys(PUTS_BEFORE_RECONNECT); |
| |
| info("updaterReceived Count: " + updaterReceived.getCount()); |
| |
| assertTrue(updaterReceived.await(10_000, TimeUnit.MILLISECONDS)); |
| |
| skipRead(client, true); |
| |
| IgniteInternalFuture<?> fut = GridTestUtils.runAsync(new Callable<Void>() { |
| @Override public Void call() throws Exception { |
| assertTrue(disconLatch.await(10_000, TimeUnit.MILLISECONDS)); |
| |
| skipRead(client, false); |
| |
| return null; |
| } |
| }); |
| |
| putSomeKeys(1_000); |
| |
| fut.get(); |
| |
| assertTrue(reconLatch.await(10_000, TimeUnit.MILLISECONDS)); |
| |
| putSomeKeys(PUTS_AFTER_RECONNECT); |
| |
| info("receiverAfterReconnect Count: " + receiverAfterReconnect.getCount()); |
| |
| assertTrue(receiverAfterReconnect.await(10_000, TimeUnit.MILLISECONDS)); |
| } |
| finally { |
| stopAllGrids(); |
| } |
| } |
| |
| /** |
| * |
| */ |
| private static class ReconnectListener implements IgnitePredicate<Event> { |
| /** {@inheritDoc} */ |
| @Override public boolean apply(Event evt) { |
| reconLatch.countDown(); |
| |
| return false; |
| } |
| } |
| |
| /** |
| * |
| */ |
| private static class DisconnectListener implements IgnitePredicate<Event> { |
| /** {@inheritDoc} */ |
| @Override public boolean apply(Event evt) { |
| disconLatch.countDown(); |
| |
| return false; |
| } |
| } |
| |
| /** |
| * |
| */ |
| private static class CQListener implements CacheEntryUpdatedListener { |
| /** {@inheritDoc} */ |
| @Override public void onUpdated(Iterable iterable) throws CacheEntryListenerException { |
| if (reconLatch.getCount() != 0) { |
| for (Object o : iterable) |
| updaterReceived.countDown(); |
| } |
| else { |
| for (Object o : iterable) |
| receiverAfterReconnect.countDown(); |
| } |
| } |
| } |
| |
| /** |
| * @param cnt Number of keys. |
| */ |
| private void putSomeKeys(int cnt) { |
| IgniteEx ignite = grid(0); |
| |
| IgniteCache<Object, Object> srvCache = ignite.cache(DEFAULT_CACHE_NAME); |
| |
| for (int i = 0; i < cnt; i++) |
| srvCache.put(0, i); |
| } |
| |
| /** |
| * @param igniteClient Ignite client. |
| * @param skip Skip. |
| */ |
| private void skipRead(IgniteEx igniteClient, boolean skip) { |
| GridIoManager ioMgr = igniteClient.context().io(); |
| |
| TcpCommunicationSpi commSpi = (TcpCommunicationSpi)((Object[])U.field(ioMgr, "spis"))[0]; |
| |
| GridNioServer nioSrvr = U.field(commSpi, "nioSrvr"); |
| |
| GridTestUtils.setFieldValue(nioSrvr, "skipRead", skip); |
| } |
| } |