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* Copyright 2010 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
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*/
package org.infinispan.tx;
import org.infinispan.Cache;
import org.infinispan.config.Configuration;
import org.infinispan.manager.EmbeddedCacheManager;
import org.infinispan.remoting.transport.Address;
import org.infinispan.test.MultipleCacheManagersTest;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.CleanupAfterMethod;
import org.infinispan.test.fwk.TestCacheManagerFactory;
import org.infinispan.transaction.xa.GlobalTransaction;
import org.infinispan.util.concurrent.locks.LockManager;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
import org.testng.annotations.Test;
import javax.transaction.Status;
import javax.transaction.TransactionManager;
import static org.infinispan.test.TestingUtil.sleepThread;
@Test (groups = "functional", testName = "lock.RemoteLockCleanupStressTest", invocationCount = 20, enabled = false)
@CleanupAfterMethod
public class RemoteLockCleanupStressTest extends MultipleCacheManagersTest {
private static final Log log = LogFactory.getLog(RemoteLockCleanupStressTest.class);
EmbeddedCacheManager cm1, cm2;
String key = "locked-counter";
@Override
protected void createCacheManagers() throws Throwable {
Configuration c = TestCacheManagerFactory.getDefaultConfiguration(true,Configuration.CacheMode.REPL_SYNC);
c.setFetchInMemoryState(true);
c.setLockAcquisitionTimeout(1500);
cm1 = addClusterEnabledCacheManager(c);
cm2 = addClusterEnabledCacheManager(c);
}
public void testLockRelease() {
Thread t1 = new Thread(new CounterTask(cm1));
Thread t2 = new Thread(new CounterTask(cm2));
t1.start();
t2.start();
sleepThread(1000);
t2.interrupt();
TestingUtil.killCacheManagers(cm2);
sleepThread(1100);
t1.interrupt();
LockManager lm = TestingUtil.extractComponent(cm1.getCache(), LockManager.class);
Object owner = lm.getOwner(key);
assert ownerIsLocalOrUnlocked(owner, cm1.getAddress()) : "Bad lock owner " + owner;
}
private boolean ownerIsLocalOrUnlocked(Object owner, Address self) {
if (owner == null) return true;
if (owner instanceof GlobalTransaction) {
GlobalTransaction gtx = ((GlobalTransaction) owner);
return gtx.getAddress().equals(self);
} else {
return false;
}
}
class CounterTask implements Runnable {
EmbeddedCacheManager cm;
CounterTask(EmbeddedCacheManager cm) {
this.cm = cm;
}
@Override
public void run() {
for (int i=0; i<25; i++) run_();
}
public void run_() {
Cache cache = cm.getCache();
TransactionManager tx = cache.getAdvancedCache().getTransactionManager();
try {
tx.begin();
} catch (Exception ex) {
log.debug("Exception starting transaction", ex);
}
try {
log.debug("aquiring lock on cache " + cache.getName() + " key " + key + "...");
cache.getAdvancedCache().lock(key);
Integer val = (Integer) cache.get(key);
log.debug("current value : " + val);
if (val == null) {
val = 0;
} else {
val++;
}
cache.put(key, val);
TestingUtil.sleepRandom(200);
log.debug("commit...");
tx.commit();
log.debug("done commit");
} catch (Exception ex) {
try {
log.debug("rollback... " + ex.getLocalizedMessage());
tx.rollback();
log.debug("done rollback");
} catch (Exception rex) {
log.debug("Exception rolling back", rex);
}
} finally {
try {
log.debug("tx status at the end : ");
switch (tx.getStatus()) {
case Status.STATUS_ACTIVE:
log.debug("active");
break;
case Status.STATUS_COMMITTED:
log.debug("committed");
break;
case Status.STATUS_COMMITTING:
log.debug("committing");
break;
case Status.STATUS_MARKED_ROLLBACK:
log.debug("makerd rollback");
break;
case Status.STATUS_NO_TRANSACTION:
log.debug("no transaction");
break;
case Status.STATUS_PREPARED:
log.debug("preprared");
break;
case Status.STATUS_PREPARING:
log.debug("preparing");
break;
case Status.STATUS_ROLLEDBACK:
log.debug("rolledback");
break;
case Status.STATUS_ROLLING_BACK:
log.debug("rolling back");
break;
case Status.STATUS_UNKNOWN:
log.debug("unknown");
break;
default:
log.debug(tx.getStatus());
}
} catch (Exception ex) {
log.debug("Exception retrieving transaction status", ex);
}
}
}
}
}