/*
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* Copyright 2009 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.api.mvcc;
import static org.infinispan.context.Flag.CACHE_MODE_LOCAL;
import static org.infinispan.test.TestingUtil.k;
import static org.infinispan.test.TestingUtil.v;
import static org.mockito.Matchers.anyBoolean;
import static org.mockito.Matchers.anyLong;
import static org.mockito.Matchers.anyObject;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.testng.AssertJUnit.assertEquals;
import static org.testng.AssertJUnit.assertFalse;
import static org.testng.AssertJUnit.assertNull;
import static org.testng.AssertJUnit.fail;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
import javax.transaction.Status;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;
import org.infinispan.Cache;
import org.infinispan.commands.remote.CacheRpcCommand;
import org.infinispan.commands.write.PutKeyValueCommand;
import org.infinispan.config.Configuration;
import org.infinispan.remoting.rpc.ResponseFilter;
import org.infinispan.remoting.rpc.ResponseMode;
import org.infinispan.remoting.rpc.RpcManager;
import org.infinispan.remoting.rpc.RpcManagerImpl;
import org.infinispan.remoting.transport.Address;
import org.infinispan.remoting.transport.Transport;
import org.infinispan.test.MultipleCacheManagersTest;
import org.infinispan.test.ReplListener;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.CleanupAfterMethod;
import org.infinispan.transaction.TransactionTable;
import org.testng.annotations.Test;
@Test(groups = "functional", testName = "api.mvcc.PutForExternalReadTest")
@CleanupAfterMethod
public class PutForExternalReadTest extends MultipleCacheManagersTest {
final String key = "k", value = "v", value2 = "v2";
@Override
protected void createCacheManagers() throws Throwable {
Configuration c = getDefaultClusteredConfig(Configuration.CacheMode.REPL_SYNC, true);
createClusteredCaches(2, "replSync", c);
}
public void testNoOpWhenKeyPresent() {
final Cache cache1 = cache(0, "replSync");
final Cache cache2 = cache(1, "replSync");
cache1.putForExternalRead(key, value);
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return value.equals(cache1.get(key)) && value.equals(cache2.get(key));
}
});
// reset
cache1.remove(key);
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return cache1.isEmpty() && cache2.isEmpty();
}
});
cache1.put(key, value);
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return value.equals(cache1.get(key)) && value.equals(cache2.get(key));
}
});
// now this pfer should be a no-op
cache1.putForExternalRead(key, value2);
assertEquals("PFER should have been a no-op", value, cache1.get(key));
assertEquals("PFER should have been a no-op", value, cache2.get(key));
}
private List<Address> anyAddresses() {
anyObject();
return null;
}
private ResponseMode anyResponseMode() {
anyObject();
return null;
}
public void testTxSuspension() throws Exception {
final Cache cache1 = cache(0, "replSync");
final Cache cache2 = cache(1, "replSync");
cache1.put(key + "0", value);
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return value.equals(cache2.get(key+"0"));
}
});
// start a tx and do some stuff.
tm(0, "replSync").begin();
cache1.get(key + "0");
cache1.putForExternalRead(key, value); // should have happened in a separate tx and have committed already.
Transaction t = tm(0, "replSync").suspend();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return value.equals(cache1.get(key)) && value.equals(cache2.get(key));
}
});
tm(0, "replSync").resume(t);
tm(0, "replSync").commit();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return value.equals(cache1.get(key + "0")) && value.equals(cache2.get(key + "0"));
}
});
}
public void testExceptionSuppression() throws Exception {
Cache cache1 = cache(0, "replSync");
Cache cache2 = cache(1, "replSync");
Transport mockTransport = mock(Transport.class);
RpcManagerImpl rpcManager = (RpcManagerImpl) TestingUtil.extractComponent(cache1, RpcManager.class);
Transport originalTransport = TestingUtil.extractComponent(cache1, Transport.class);
try {
Address mockAddress1 = mock(Address.class);
Address mockAddress2 = mock(Address.class);
List<Address> memberList = new ArrayList<Address>(2);
memberList.add(mockAddress1);
memberList.add(mockAddress2);
rpcManager.setTransport(mockTransport);
when(mockTransport.getMembers()).thenReturn(memberList);
when(mockTransport.getViewId()).thenReturn(originalTransport.getViewId());
when(mockTransport.invokeRemotely(anyAddresses(), (CacheRpcCommand) anyObject(), anyResponseMode(),
anyLong(), anyBoolean(), (ResponseFilter) anyObject()))
.thenThrow(new RuntimeException("Barf!"));
try {
cache1.put(key, value);
fail("Should have barfed");
}
catch (RuntimeException re) {
}
// clean up any indeterminate state left over
try {
cache1.remove(key);
fail("Should have barfed");
}
catch (RuntimeException re) {
}
assertNull("Should have cleaned up", cache1.get(key));
// should not barf
cache1.putForExternalRead(key, value);
}
finally {
if (rpcManager != null) rpcManager.setTransport(originalTransport);
}
}
public void testBasicPropagation() throws Exception {
Cache cache1 = cache(0, "replSync");
Cache cache2 = cache(1, "replSync");
assert !cache1.containsKey(key);
assert !cache2.containsKey(key);
ReplListener replListener2 = replListener(cache2);
replListener2.expect(PutKeyValueCommand.class);
cache1.putForExternalRead(key, value);
replListener2.waitForRpc();
assertEquals("PFER updated cache1", value, cache1.get(key));
assertEquals("PFER propagated to cache2 as expected", value, cache2.get(key));
// replication to cache 1 should NOT happen.
cache2.putForExternalRead(key, value + "0");
assertEquals("PFER updated cache2", value, cache2.get(key));
assertEquals("Cache1 should be unaffected", value, cache1.get(key));
}
/**
* Tests that setting a cacheModeLocal=true flag prevents propagation of the putForExternalRead().
*
* @throws Exception
*/
public void testSimpleCacheModeLocal(Method m) throws Exception {
cacheModeLocalTest(false, m);
}
/**
* Tests that setting a cacheModeLocal=true flag prevents propagation of the putForExternalRead() when the call
* occurs inside a transaction.
*
* @throws Exception
*/
public void testCacheModeLocalInTx(Method m) throws Exception {
cacheModeLocalTest(true, m);
}
/**
* Tests that suspended transactions do not leak. See JBCACHE-1246.
*/
public void testMemLeakOnSuspendedTransactions() throws Exception {
Cache cache1 = cache(0, "replSync");
Cache cache2 = cache(1, "replSync");
TransactionManager tm1 = TestingUtil.getTransactionManager(cache1);
TransactionManager tm2 = TestingUtil.getTransactionManager(cache2);
ReplListener replListener2 = replListener(cache2);
replListener2.expect(PutKeyValueCommand.class);
tm1.begin();
cache1.putForExternalRead(key, value);
tm1.commit();
replListener2.waitForRpc();
final TransactionTable tt1 = TestingUtil.extractComponent(cache1, TransactionTable.class);
final TransactionTable tt2 = TestingUtil.extractComponent(cache2, TransactionTable.class);
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return tt1.getRemoteTxCount() == 0 && tt1.getLocalTxCount() == 0 &&
tt2.getRemoteTxCount() == 0 && tt2.getLocalTxCount() == 0;
}
});
replListener2.expectWithTx(PutKeyValueCommand.class);
tm1.begin();
assertEquals(tm1.getTransaction().getStatus(), Status.STATUS_ACTIVE);
cache1.putForExternalRead(key, value);
assertEquals(tm1.getTransaction().getStatus(), Status.STATUS_ACTIVE);
cache1.put(key, value);
assertEquals(tm1.getTransaction().getStatus(), Status.STATUS_ACTIVE);
log.info("Before commit!!");
tm1.commit();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return (tt1.getRemoteTxCount() == 0) && (tt1.getLocalTxCount() == 0) && (tt2.getRemoteTxCount() == 0)
&& (tt2.getLocalTxCount() == 0);
}
});
replListener2.expectWithTx(PutKeyValueCommand.class);
tm1.begin();
cache1.put(key, value);
cache1.putForExternalRead(key, value);
tm1.commit();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return (tt1.getRemoteTxCount() == 0) && (tt1.getLocalTxCount() == 0) && (tt2.getRemoteTxCount() == 0)
&& (tt2.getLocalTxCount() == 0);
}
});
replListener2.expectWithTx(PutKeyValueCommand.class, PutKeyValueCommand.class);
tm1.begin();
cache1.put(key, value);
cache1.putForExternalRead(key, value);
cache1.put(key, value);
tm1.commit();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return (tt1.getRemoteTxCount() == 0) && (tt1.getLocalTxCount() == 0) && (tt2.getRemoteTxCount() == 0)
&& (tt2.getLocalTxCount() == 0);
}
});
}
public void testMultipleIdenticalPutForExternalReadCalls() {
Cache cache1 = cache(0, "replSync");
cache1.putForExternalRead(key, value);
cache1.putForExternalRead(key, value2);
assertEquals(value, cache1.get(key));
}
/**
* Tests that setting a cacheModeLocal=true flag prevents propagation of the putForExternalRead().
*
* @throws Exception
*/
private void cacheModeLocalTest(boolean transactional, Method m) throws Exception {
Cache<Object, Object> cache1 = cache(0, "replSync");
Cache<Object, Object> cache2 = cache(1, "replSync");
TransactionManager tm1 = TestingUtil.getTransactionManager(cache1);
if (transactional)
tm1.begin();
String k = k(m);
cache1.getAdvancedCache().withFlags(CACHE_MODE_LOCAL).putForExternalRead(k, v(m));
assertFalse(cache2.containsKey(k));
if (transactional)
tm1.commit();
}
}