| /* |
| * 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.distributed.dht; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.UUID; |
| import java.util.concurrent.ConcurrentHashMap; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.cache.affinity.rendezvous.RendezvousAffinityFunction; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.events.CacheRebalancingEvent; |
| import org.apache.ignite.events.Event; |
| import org.apache.ignite.events.EventType; |
| import org.apache.ignite.lang.IgnitePredicate; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Test; |
| |
| import static org.apache.ignite.cache.CacheMode.PARTITIONED; |
| import static org.apache.ignite.cache.CacheRebalanceMode.SYNC; |
| |
| /** |
| */ |
| public class GridCachePartitionedSupplyEventsSelfTest extends GridCommonAbstractTest { |
| /** Default cache name with cache events disabled. */ |
| private static final String DEFAULT_CACHE_NAME_EVTS_DISABLED = DEFAULT_CACHE_NAME + "EvtsDisabled"; |
| |
| /** */ |
| public static final int NODES = 7; |
| |
| /** */ |
| public static final int PARTS = 8192; |
| |
| /** */ |
| private final ConcurrentHashMap<UUID, Integer> nodesToPartsSupplied = new ConcurrentHashMap<>(); |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| cfg.setConsistentId(igniteInstanceName); |
| |
| CacheConfiguration<?, ?> ccfg = cacheConfiguration(); |
| |
| CacheConfiguration<?, ?> ccfgEvtsDisabled = new CacheConfiguration<>(ccfg); |
| |
| ccfgEvtsDisabled.setName(DEFAULT_CACHE_NAME_EVTS_DISABLED); |
| ccfgEvtsDisabled.setEventsDisabled(true); |
| |
| cfg.setCacheConfiguration(ccfg, ccfgEvtsDisabled); |
| |
| cfg.setIncludeEventTypes(EventType.EVT_CACHE_REBALANCE_PART_SUPPLIED, EventType.EVT_CACHE_REBALANCE_PART_MISSED); |
| |
| Map<IgnitePredicate<? extends Event>, int[]> lsnrs = new HashMap(); |
| |
| lsnrs.put(new IgnitePredicate<CacheRebalancingEvent>() { |
| @Override public boolean apply(CacheRebalancingEvent evt) { |
| nodesToPartsSupplied.compute(evt.node().id(), (k, v) -> (v == null) ? 1 : (v + 1)); |
| |
| assertEquals(DEFAULT_CACHE_NAME, evt.cacheName()); |
| |
| return true; |
| } |
| }, new int[]{EventType.EVT_CACHE_REBALANCE_PART_SUPPLIED}); |
| |
| lsnrs.put(new IgnitePredicate<CacheRebalancingEvent>() { |
| @Override public boolean apply(CacheRebalancingEvent evt) { |
| fail("Should not miss any partitions!"); |
| |
| assertEquals(DEFAULT_CACHE_NAME, evt.cacheName()); |
| |
| return true; |
| } |
| }, new int[]{EventType.EVT_CACHE_REBALANCE_PART_MISSED}); |
| |
| cfg.setLocalEventListeners(lsnrs); |
| |
| return cfg; |
| } |
| |
| /** |
| * @return Cache configuration. |
| */ |
| protected CacheConfiguration cacheConfiguration() { |
| CacheConfiguration cacheCfg = defaultCacheConfiguration(); |
| cacheCfg.setCacheMode(PARTITIONED); |
| cacheCfg.setRebalanceMode(SYNC); |
| cacheCfg.setAffinity(new RendezvousAffinityFunction(false, PARTS)); |
| cacheCfg.setBackups(3); |
| return cacheCfg; |
| } |
| |
| /** |
| * @throws Exception if failed. |
| */ |
| @Test |
| public void testSupplyEvents() throws Exception { |
| Ignite g = startGrid("g0"); |
| |
| IgniteCache c1 = g.cache(DEFAULT_CACHE_NAME); |
| IgniteCache c0 = g.cache(DEFAULT_CACHE_NAME_EVTS_DISABLED); |
| |
| for (int k = 0; k < PARTS * 2; k++) { |
| c1.put(k, k); |
| c0.put(k, k); |
| } |
| |
| for (int n = 1; n <= NODES; n++) { |
| assertTrue(nodesToPartsSupplied.isEmpty()); |
| |
| startGrid("g" + n); |
| |
| awaitPartitionMapExchange(); |
| |
| int max = 0; |
| int min = PARTS; |
| int total = 0; |
| |
| for (int supplied : nodesToPartsSupplied.values()) { |
| assertTrue(supplied > 0); |
| |
| max = Math.max(max, supplied); |
| min = Math.min(min, supplied); |
| |
| total += supplied; |
| } |
| |
| log.info("After start-up of node " + n + " each node supplied " + min + "-" + max + " partitions, total of " + total); |
| |
| assertEquals(n, nodesToPartsSupplied.size()); |
| |
| assertTrue(max > 0); |
| assertTrue(total > 0); |
| |
| // Until we have node 5, data is replicated |
| assertTrue(total == PARTS != n >= 4); |
| |
| // Quality of distribution of supplied partitions |
| assertTrue(max - min < PARTS >> 4); |
| |
| nodesToPartsSupplied.clear(); |
| } |
| } |
| } |