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package org.infinispan.query.distributed;
import junit.framework.Assert;
import org.apache.lucene.search.MatchAllDocsQuery;
import org.hibernate.search.engine.spi.SearchFactoryImplementor;
import org.infinispan.Cache;
import org.infinispan.configuration.cache.CacheMode;
import org.infinispan.configuration.parsing.ConfigurationBuilderHolder;
import org.infinispan.configuration.parsing.ParserRegistry;
import org.infinispan.manager.EmbeddedCacheManager;
import org.infinispan.query.CacheQuery;
import org.infinispan.query.Search;
import org.infinispan.query.SearchManager;
import org.infinispan.query.indexmanager.InfinispanCommandsBackend;
import org.infinispan.query.indexmanager.InfinispanIndexManager;
import org.infinispan.query.test.Person;
import org.infinispan.test.AbstractInfinispanTest;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.TestCacheManagerFactory;
import org.infinispan.util.FileLookupFactory;
import org.testng.annotations.Test;
import javax.transaction.TransactionManager;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
/**
* Configures the Hibernate Search backend to use Infinispan custom commands as a backend
* transport, and a consistent hash for Master election for each index.
* The test changes the view several times while indexing and verifying index state.
*
* @author Sanne Grinovero
*/
@Test(groups = "functional", testName = "query.distributed.MultiNodeDistributedTest")
public class MultiNodeDistributedTest extends AbstractInfinispanTest {
protected List<EmbeddedCacheManager> cacheManagers = new ArrayList<EmbeddedCacheManager>(4);
protected List<Cache<String, Person>> caches = new ArrayList<Cache<String, Person>>(4);
protected EmbeddedCacheManager createCacheManager() throws IOException {
EmbeddedCacheManager cacheManager = TestCacheManagerFactory.fromXml(getConfigurationResourceName());
cacheManagers.add(cacheManager);
Cache<String, Person> cache = cacheManager.getCache();
caches.add(cache);
TestingUtil.waitForRehashToComplete(caches);
return cacheManager;
}
protected String getConfigurationResourceName() {
return "dynamic-indexing-distribution.xml";
}
protected void storeOn(Cache<String, Person> cache, String key, Person person) throws Exception {
TransactionManager transactionManager = cache.getAdvancedCache().getTransactionManager();
if (transactionsEnabled()) transactionManager.begin();
cache.put(key, person);
if (transactionsEnabled()) transactionManager.commit();
}
public void testIndexingWorkDistribution() throws Exception {
try {
createCacheManager();
createCacheManager();
assertIndexSize(0);
//depending on test run, the index master selection might pick either cache.
//We don't know which cache it picks, but we allow writing & searching on all.
storeOn(caches.get(0), "k1", new Person("K. Firt", "Is not a character from the matrix", 1));
assertIndexSize(1);
storeOn(caches.get(1), "k2", new Person("K. Seycond", "Is a pilot", 1));
assertIndexSize(2);
storeOn(caches.get(0), "k3", new Person("K. Theerd", "Forgot the fundamental laws", 1));
assertIndexSize(3);
storeOn(caches.get(1), "k3", new Person("K. Overide", "Impersonating Mr. Theerd", 1));
assertIndexSize(3);
createCacheManager();
storeOn(caches.get(2), "k4", new Person("K. Forth", "Dynamic Topology!", 1));
assertIndexSize(4);
createCacheManager();
assertIndexSize(4);
killMasterNode();
storeOn(caches.get(2), "k5", new Person("K. Vife", "Failover!", 1));
assertIndexSize(5);
}
finally {
TestingUtil.killCacheManagers(cacheManagers);
}
}
protected void killMasterNode() {
for (Cache cache : caches) {
if (isMasterNode(cache)) {
TestingUtil.killCacheManagers(cache.getCacheManager());
caches.remove(cache);
cacheManagers.remove(cache.getCacheManager());
if(cache.getCacheConfiguration().clustering().cacheMode() != CacheMode.LOCAL)
TestingUtil.waitForRehashToComplete(caches);
break;
}
}
}
private boolean isMasterNode(Cache cache) {
//Implicitly verifies the components are setup as configured by casting:
SearchManager searchManager = Search.getSearchManager(cache);
SearchFactoryImplementor searchFactory = (SearchFactoryImplementor) searchManager.getSearchFactory();
InfinispanIndexManager indexManager = (InfinispanIndexManager) searchFactory.getAllIndexesManager().getIndexManager("person");
InfinispanCommandsBackend commandsBackend = indexManager.getRemoteMaster();
return commandsBackend.isMasterLocal();
}
protected void assertIndexSize(int expectedIndexSize) {
for (Cache cache : caches) {
SearchManager searchManager = Search.getSearchManager(cache);
CacheQuery query = searchManager.getQuery(new MatchAllDocsQuery(), Person.class);
Assert.assertEquals(expectedIndexSize, query.list().size());
}
}
protected boolean transactionsEnabled() {
return false; //TODO extend this test using a Transactional configuration
}
protected ConfigurationBuilderHolder readFromXml() throws FileNotFoundException {
InputStream is = FileLookupFactory.newInstance().lookupFileStrict(
getConfigurationResourceName(), Thread.currentThread().getContextClassLoader());
ParserRegistry parserRegistry = new ParserRegistry(Thread.currentThread().getContextClassLoader());
ConfigurationBuilderHolder holder = parserRegistry.parse(is);
return holder;
}
}