| /* |
| * 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.transactions; |
| |
| import java.util.TreeMap; |
| import java.util.concurrent.ThreadLocalRandom; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.IgniteKernal; |
| import org.apache.ignite.internal.util.future.GridCompoundFuture; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.transactions.Transaction; |
| import org.apache.ignite.transactions.TransactionConcurrency; |
| import org.apache.ignite.transactions.TransactionIsolation; |
| import org.junit.Test; |
| |
| import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; |
| import static org.apache.ignite.cache.CacheMode.PARTITIONED; |
| import static org.apache.ignite.cache.CacheWriteSynchronizationMode.PRIMARY_SYNC; |
| |
| /** |
| * Tests optimistic prepare on unstable topology. |
| */ |
| public class TxOptimisticPrepareOnUnstableTopologyTest extends GridCommonAbstractTest { |
| /** */ |
| public static final String CACHE_NAME = "part_cache"; |
| |
| /** */ |
| private static final int STARTUP_DELAY = 500; |
| |
| /** */ |
| private static final int GRID_CNT = 4; |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration c = super.getConfiguration(igniteInstanceName); |
| |
| CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME); |
| |
| ccfg.setName(CACHE_NAME); |
| ccfg.setAtomicityMode(TRANSACTIONAL); |
| ccfg.setWriteSynchronizationMode(PRIMARY_SYNC); |
| ccfg.setBackups(2); |
| ccfg.setCacheMode(PARTITIONED); |
| |
| c.setCacheConfiguration(ccfg); |
| |
| return c; |
| } |
| |
| /** |
| * |
| */ |
| @Test |
| public void testPrepareOnUnstableTopology() throws Exception { |
| for (TransactionIsolation isolation : TransactionIsolation.values()) { |
| doPrepareOnUnstableTopology(4, false, isolation, 0); |
| doPrepareOnUnstableTopology(4, true, isolation, 0); |
| doPrepareOnUnstableTopology(4, false, isolation, TimeUnit.DAYS.toMillis(1)); |
| doPrepareOnUnstableTopology(4, true, isolation, TimeUnit.DAYS.toMillis(1)); |
| } |
| } |
| |
| /** |
| * @param keys Keys. |
| * @param testClient Test client. |
| * @param isolation Isolation. |
| * @param timeout Timeout. |
| */ |
| private void doPrepareOnUnstableTopology(int keys, boolean testClient, TransactionIsolation isolation, |
| long timeout) throws Exception { |
| GridCompoundFuture<Void, Object> compFut = new GridCompoundFuture<>(); |
| |
| AtomicBoolean stopFlag = new AtomicBoolean(); |
| |
| try { |
| int clientIdx = testClient ? 1 : -1; |
| |
| try { |
| for (int i = 0; i < GRID_CNT; i++) { |
| IgniteEx grid; |
| |
| if (clientIdx == i) |
| grid = startClientGrid(i); |
| else |
| grid = startGrid(i); |
| |
| assertEquals(clientIdx == i, grid.configuration().isClientMode().booleanValue()); |
| |
| IgniteInternalFuture<Void> fut = runCacheOperationsAsync(grid, stopFlag, isolation, timeout, keys); |
| |
| compFut.add(fut); |
| |
| U.sleep(STARTUP_DELAY); |
| } |
| } |
| finally { |
| stopFlag.set(true); |
| } |
| |
| compFut.markInitialized(); |
| |
| compFut.get(); |
| |
| for (int i = 0; i < GRID_CNT; i++) { |
| IgniteTxManager tm = ((IgniteKernal)grid(i)).internalCache(CACHE_NAME).context().tm(); |
| |
| assertEquals("txMap is not empty: " + i, 0, tm.idMapSize()); |
| } |
| } |
| finally { |
| stopAllGrids(); |
| } |
| } |
| |
| /** |
| * @param node Node. |
| * @param isolation Isolation. |
| * @param timeout Timeout. |
| * @param keys Number of keys. |
| * @return Future representing pending completion of the operation. |
| */ |
| private IgniteInternalFuture<Void> runCacheOperationsAsync( |
| Ignite node, |
| AtomicBoolean stopFlag, |
| TransactionIsolation isolation, |
| long timeout, |
| final int keys |
| ) { |
| return GridTestUtils.runAsync(() -> { |
| while (!stopFlag.get()) { |
| TreeMap<Integer, String> vals = generateValues(keys); |
| |
| try { |
| try (Transaction tx = node.transactions().txStart(TransactionConcurrency.OPTIMISTIC, isolation, |
| timeout, keys)) { |
| |
| IgniteCache<Object, Object> cache = node.cache(CACHE_NAME); |
| |
| // Put or remove. |
| if (ThreadLocalRandom.current().nextDouble(1) < 0.65) |
| cache.putAll(vals); |
| else |
| cache.removeAll(vals.keySet()); |
| |
| tx.commit(); |
| } |
| catch (Exception e) { |
| U.error(log(), "Failed cache operation.", e); |
| } |
| |
| U.sleep(100); |
| } |
| catch (Exception e) { |
| U.error(log(), "Failed unlock.", e); |
| } |
| } |
| |
| return null; |
| }); |
| } |
| |
| /** |
| * @param cnt Number of keys to generate. |
| * @return Map. |
| */ |
| private TreeMap<Integer, String> generateValues(int cnt) { |
| TreeMap<Integer, String> res = new TreeMap<>(); |
| |
| ThreadLocalRandom rnd = ThreadLocalRandom.current(); |
| |
| while (res.size() < cnt) { |
| int key = rnd.nextInt(0, 100); |
| |
| res.put(key, String.valueOf(key)); |
| } |
| |
| return res; |
| } |
| } |