package org.infinispan.persistence.support;
import static org.testng.AssertJUnit.assertEquals;
import static org.testng.AssertJUnit.assertFalse;
import java.util.concurrent.locks.ReentrantLock;
import org.infinispan.Cache;
import org.infinispan.commons.configuration.BuiltBy;
import org.infinispan.commons.configuration.ConfigurationFor;
import org.infinispan.commons.configuration.attributes.AttributeSet;
import org.infinispan.configuration.cache.AsyncStoreConfiguration;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.configuration.cache.PersistenceConfigurationBuilder;
import org.infinispan.configuration.cache.SingletonStoreConfiguration;
import org.infinispan.eviction.EvictionStrategy;
import org.infinispan.marshall.core.MarshalledEntry;
import org.infinispan.persistence.dummy.DummyInMemoryStore;
import org.infinispan.persistence.dummy.DummyInMemoryStoreConfiguration;
import org.infinispan.persistence.dummy.DummyInMemoryStoreConfigurationBuilder;
import org.infinispan.test.AbstractInfinispanTest;
import org.infinispan.test.CacheManagerCallable;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.TestCacheManagerFactory;
import org.testng.annotations.Test;
@Test(groups = "unit", testName = "persistence.decorators.AsyncStoreEvictionTest")
public class AsyncStoreEvictionTest extends AbstractInfinispanTest {
// set to false to fix all the tests
private static final boolean USE_ASYNC_STORE = true;
private static ConfigurationBuilder config(boolean passivation, int threads) {
ConfigurationBuilder config = new ConfigurationBuilder();
config.expiration().wakeUpInterval(100);
config.eviction().maxEntries(1).strategy(EvictionStrategy.LRU);
config.persistence()
.passivation(passivation)
.addStore(LockableStoreConfigurationBuilder.class)
.async()
.enabled(USE_ASYNC_STORE)
.threadPoolSize(threads);
return config;
}
private final static ThreadLocal<LockableStore> STORE = new ThreadLocal<LockableStore>();
public static class LockableStoreConfigurationBuilder extends DummyInMemoryStoreConfigurationBuilder {
public LockableStoreConfigurationBuilder(PersistenceConfigurationBuilder builder) {
super(builder);
}
@Override
public LockableStoreConfiguration create() {
return new LockableStoreConfiguration(attributes.protect(), async.create(), singletonStore.create());
}
}
@ConfigurationFor(LockableStore.class)
@BuiltBy(LockableStoreConfigurationBuilder.class)
public static class LockableStoreConfiguration extends DummyInMemoryStoreConfiguration {
public LockableStoreConfiguration(AttributeSet attributes, AsyncStoreConfiguration async, SingletonStoreConfiguration singletonStore) {
super(attributes, async, singletonStore);
}
}
public static class LockableStore extends DummyInMemoryStore {
private final ReentrantLock lock = new ReentrantLock();
public LockableStore() {
super();
STORE.set(this);
}
@Override
public void write(MarshalledEntry entry) {
lock.lock();
try {
super.write(entry);
} finally {
lock.unlock();
}
}
@Override
public boolean delete(Object key) {
lock.lock();
try {
return super.delete(key);
} finally {
lock.unlock();
}
}
}
private static abstract class CacheCallable extends CacheManagerCallable {
protected final Cache<String, String> cache;
protected final LockableStore store;
CacheCallable(ConfigurationBuilder builder) {
super(TestCacheManagerFactory.createCacheManager(builder));
cache = cm.getCache();
store = STORE.get();
}
}
public void testEndToEndEvictionPassivation() throws Exception {
testEndToEndEviction(true);
}
public void testEndToEndEviction() throws Exception {
testEndToEndEviction(false);
}
private void testEndToEndEviction(boolean passivation) throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(passivation, 1)) {
@Override
public void call() {
// simulate slow back end store
store.lock.lock();
try {
cache.put("k1", "v1");
cache.put("k2", "v2"); // force eviction of "k1"
TestingUtil.sleepThread(100); // wait until the only AsyncProcessor thread is blocked
cache.put("k3", "v3");
cache.put("k4", "v4"); // force eviction of "k3"
assert "v3".equals(cache.get("k3")) : "cache must return k3 == v3 (was: " + cache.get("k3") + ")";
} finally {
store.lock.unlock();
}
}
});
}
public void testEndToEndUpdatePassivation() throws Exception {
testEndToEndUpdate(true);
}
public void testEndToEndUpdate() throws Exception {
testEndToEndUpdate(false);
}
private void testEndToEndUpdate(boolean passivation) throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(passivation, 1)) {
@Override
public void call() {
cache.put("k1", "v0");
cache.put("k2", "v2"); // force eviction of "k1"
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return store.load("k1") != null;
}
});
// simulate slow back end store
store.lock.lock();
try {
cache.put("k3", "v3");
cache.put("k4", "v4"); // force eviction of "k3"
TestingUtil.sleepThread(100); // wait until the only AsyncProcessor thread is blocked
cache.put("k1", "v1");
cache.put("k5", "v5"); // force eviction of "k1"
assert "v1".equals(cache.get("k1")) : "cache must return k1 == v1 (was: " + cache.get("k1") + ")";
} finally {
store.lock.unlock();
}
}
});
}
public void testEndToEndRemovePassivation() throws Exception {
testEndToEndRemove(true);
}
public void testEndToEndRemove() throws Exception {
testEndToEndRemove(false);
}
private void testEndToEndRemove(boolean passivation) throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(passivation, 2)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2"); // force eviction of "k1"
eventually(() -> store.load("k1") != null);
// simulate slow back end store
store.lock.lock();
try {
cache.remove("k1");
TestingUtil.sleepThread(100); // wait until the first AsyncProcessor thread is blocked
cache.remove("k1"); // make second AsyncProcessor thread burn asyncProcessorIds
TestingUtil.sleepThread(200); // wait for reaper to collect InternalNullEntry
assert null == cache.get("k1") : "cache must return k1 == null (was: " + cache.get("k1") + ")";
} finally {
store.lock.unlock();
}
}
});
}
public void testNPE() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.remove("k1");
// this causes NPE in AsyncCacheWriter.isLocked(InternalNullEntry.getKey())
cache.put("k2", "v2");
}
});
}
public void testLIRS() throws Exception {
ConfigurationBuilder config = config(false, 1);
config.eviction().strategy(EvictionStrategy.LIRS).maxEntries(1);
TestingUtil.withCacheManager(new CacheCallable(config) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2");
cache.put("k1", "v3");
cache.put("k2", "v4");
cache.put("k3", "v3");
cache.put("k4", "v4");
}
});
}
public void testSize() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2");
assertEquals("cache size must be 1", 1, cache.getAdvancedCache().getDataContainer().size());
}
});
}
public void testSizeAfterExpiration() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.put("k2", "v2");
TestingUtil.sleepThread(200);
assertFalse("expiry doesn't work even after expiration", 2 == cache.getAdvancedCache().getDataContainer().size());
}
});
}
public void testSizeAfterEvict() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.evict("k1");
assertEquals("cache size must be 0", 0, cache.getAdvancedCache().getDataContainer().size());
}
});
}
public void testSizeAfterRemove() throws Exception {
TestingUtil.withCacheManager(new CacheCallable(config(false, 1)) {
@Override
public void call() {
cache.put("k1", "v1");
cache.remove("k1");
assertEquals("cache size must be 0", 0, cache.getAdvancedCache().getDataContainer().size());
}
});
}
}