| /* |
| * 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.affinity; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.UUID; |
| import org.apache.ignite.cluster.ClusterNode; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.processors.cache.GridCacheContext; |
| import org.apache.ignite.internal.processors.cache.GridCacheProcessor; |
| import org.apache.ignite.internal.util.typedef.internal.CU; |
| import org.apache.ignite.testframework.GridTestNode; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Test; |
| |
| /** |
| * Tests affinity history assignment diff calculation for history assignment. |
| */ |
| public class GridHistoryAffinityAssignmentTest extends GridCommonAbstractTest { |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| cfg.setCacheConfiguration(new CacheConfiguration(DEFAULT_CACHE_NAME)); |
| |
| return cfg; |
| } |
| |
| /** */ |
| @Test |
| public void testSimple() { |
| int cnt = 128; |
| |
| List<List<ClusterNode>> curr = new ArrayList<>(); |
| List<List<ClusterNode>> ideal = new ArrayList<>(); |
| |
| for (int i = 0; i < cnt; i++) { |
| List<ClusterNode> nodes = Arrays.asList(new GridTestNode(UUID.randomUUID()), new GridTestNode(UUID.randomUUID())); |
| curr.add(nodes); |
| ideal.add(Arrays.asList(nodes.get(1), nodes.get(0))); |
| } |
| |
| AffinityTopologyVersion topVer = new AffinityTopologyVersion(1, 0); |
| HistoryAffinityAssignment lateAssign = |
| new HistoryAffinityAssignmentImpl(new GridAffinityAssignmentV2(topVer, curr, ideal), 1); |
| |
| assertEquals("Late", curr, lateAssign.assignment()); |
| assertEquals("Ideal late", ideal, lateAssign.idealAssignment()); |
| |
| HistoryAffinityAssignment idealAssign = new |
| HistoryAffinityAssignmentImpl(new GridAffinityAssignmentV2(topVer, ideal, ideal), 1); |
| |
| assertSame(idealAssign.assignment(), idealAssign.idealAssignment()); |
| |
| assertEquals("Ideal", ideal, idealAssign.idealAssignment()); |
| } |
| |
| /** */ |
| @Test |
| public void testHistoryAffinityAssignmentCalculation() throws Exception { |
| try { |
| IgniteEx grid0 = startGrid(0); |
| |
| AffinityAssignment a0 = affinityCache(grid0).cachedAffinity(new AffinityTopologyVersion(1, 0)); |
| |
| startGrid(1); |
| |
| awaitPartitionMapExchange(); |
| |
| AffinityAssignment a1 = affinityCache(grid0).cachedAffinity(new AffinityTopologyVersion(1, 0)); |
| |
| assertTrue(a1 instanceof HistoryAffinityAssignment); |
| |
| AffinityAssignment a2 = affinityCache(grid0).cachedAffinity(new AffinityTopologyVersion(2, 0)); |
| AffinityAssignment a3 = affinityCache(grid0).cachedAffinity(new AffinityTopologyVersion(2, 1)); |
| |
| // Compare head with history assignment. |
| assertEquals(a0.assignment(), a1.assignment()); |
| assertEquals(a0.idealAssignment(), a1.idealAssignment()); |
| |
| startGrid(2); |
| |
| awaitPartitionMapExchange(); |
| |
| AffinityAssignment a5 = affinityCache(grid0).cachedAffinity(new AffinityTopologyVersion(2, 0)); |
| AffinityAssignment a6 = affinityCache(grid0).cachedAffinity(new AffinityTopologyVersion(2, 1)); |
| |
| assertTrue(a5 instanceof HistoryAffinityAssignment); |
| assertTrue(a6 instanceof HistoryAffinityAssignment); |
| |
| assertEquals(a2.assignment(), a5.assignment()); |
| assertEquals(a2.idealAssignment(), a5.idealAssignment()); |
| |
| assertEquals(a3.assignment(), a6.assignment()); |
| assertEquals(a3.idealAssignment(), a6.idealAssignment()); |
| } |
| finally { |
| stopAllGrids(); |
| } |
| } |
| |
| /** |
| * @param ignite Ignite. |
| */ |
| private GridAffinityAssignmentCache affinityCache(IgniteEx ignite) { |
| GridCacheProcessor proc = ignite.context().cache(); |
| |
| GridCacheContext cctx = proc.context().cacheContext(CU.cacheId(DEFAULT_CACHE_NAME)); |
| |
| return GridTestUtils.getFieldValue(cctx.affinity(), "aff"); |
| } |
| } |