| /* |
| * 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; |
| |
| import java.io.Serializable; |
| import java.util.Collection; |
| import java.util.List; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.cache.CacheAtomicityMode; |
| import org.apache.ignite.cache.CacheMode; |
| import org.apache.ignite.cache.PartitionLossPolicy; |
| import org.apache.ignite.cluster.ClusterNode; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.configuration.TopologyValidator; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.util.typedef.G; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.junit.Test; |
| |
| /** |
| * Cache validator metrics test. |
| */ |
| public class CacheValidatorMetricsTest extends GridCommonAbstractTest implements Serializable { |
| /** Cache name 1. */ |
| private static String CACHE_NAME_1 = "cache1"; |
| |
| /** Cache name 2. */ |
| private static String CACHE_NAME_2 = "cache2"; |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| cfg.setActiveOnStart(false); |
| |
| CacheConfiguration cCfg1 = new CacheConfiguration() |
| .setName(CACHE_NAME_1) |
| .setCacheMode(CacheMode.PARTITIONED) |
| .setBackups(0) |
| .setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL) |
| .setPartitionLossPolicy(PartitionLossPolicy.READ_ONLY_SAFE); |
| |
| CacheConfiguration cCfg2 = new CacheConfiguration() |
| .setName(CACHE_NAME_2) |
| .setCacheMode(CacheMode.REPLICATED) |
| .setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL) |
| .setTopologyValidator(new TopologyValidator() { |
| @Override public boolean validate(Collection<ClusterNode> nodes) { |
| return nodes.size() == 2; |
| } |
| }); |
| |
| cfg.setCacheConfiguration(cCfg1, cCfg2); |
| |
| return cfg; |
| } |
| |
| /** |
| * Asserts that the cache has appropriate status (indicated by the cache metrics). |
| * |
| * @param cacheName Cache name. |
| * @param validForReading Cache is valid for reading. |
| * @param validForWriting Cache is valid for writing. |
| */ |
| void assertCacheStatus(String cacheName, boolean validForReading, boolean validForWriting) { |
| List<Ignite> nodes = G.allGrids(); |
| |
| assertFalse(nodes.isEmpty()); |
| |
| for (Ignite node : nodes) { |
| assertEquals(validForReading, node.cache(cacheName).metrics().isValidForReading()); |
| assertEquals(validForWriting, node.cache(cacheName).metrics().isValidForWriting()); |
| } |
| } |
| |
| /** |
| * Test the cache validator metrics. |
| * Cache can be invalid for writing due to invalid topology or due to partitions loss. |
| * Now we can't reproduce test case with invalid for reading cache. At present, reading from the cache can be |
| * invalid only for certain keys or when the cluster is not active (in this case caches are not available at all). |
| * |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testCacheValidatorMetrics() throws Exception { |
| final IgniteEx crd = startGrid(1); |
| crd.cluster().active(true); |
| crd.cluster().baselineAutoAdjustEnabled(false); |
| |
| assertCacheStatus(CACHE_NAME_1, true, true); |
| assertCacheStatus(CACHE_NAME_2, true, false); |
| |
| startGrid(2); |
| resetBaselineTopology(); |
| |
| awaitPartitionMapExchange(); |
| |
| assertCacheStatus(CACHE_NAME_1, true, true); |
| assertCacheStatus(CACHE_NAME_2, true, true); |
| |
| stopGrid(1); |
| |
| awaitPartitionMapExchange(); |
| |
| // Invalid for writing due to partitions loss. |
| assertCacheStatus(CACHE_NAME_1, false, false); |
| |
| // Invalid for writing due to invalid topology. |
| assertCacheStatus(CACHE_NAME_2, true, false); |
| } |
| } |