/**
* Copyright 2016 Yahoo Inc.
*
* Licensed 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 com.yahoo.pulsar.broker.service;
import static com.yahoo.pulsar.broker.auth.MockedPulsarServiceBaseTest.createMockZooKeeper;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.testng.Assert.assertEquals;
import java.lang.reflect.Method;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicBoolean;
import org.apache.bookkeeper.mledger.ManagedCursor;
import org.apache.bookkeeper.mledger.ManagedLedger;
import org.apache.bookkeeper.mledger.ManagedLedgerConfig;
import org.apache.bookkeeper.mledger.ManagedLedgerFactory;
import org.apache.bookkeeper.mledger.Position;
import org.apache.bookkeeper.mledger.impl.ManagedLedgerFactoryImpl;
import org.apache.bookkeeper.test.MockedBookKeeperTestCase;
import org.apache.zookeeper.ZooKeeper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.annotations.BeforeMethod;
import com.google.common.collect.Lists;
import com.yahoo.pulsar.common.api.proto.PulsarApi;
import com.yahoo.pulsar.common.naming.DestinationName;
import com.yahoo.pulsar.common.naming.NamespaceBundle;
import com.yahoo.pulsar.common.util.collections.ConcurrentOpenHashMap;
import com.yahoo.pulsar.broker.PulsarService;
import com.yahoo.pulsar.broker.ServiceConfiguration;
import com.yahoo.pulsar.broker.namespace.NamespaceService;
import com.yahoo.pulsar.broker.service.Consumer;
import com.yahoo.pulsar.broker.service.BrokerService;
import com.yahoo.pulsar.broker.service.ServerCnx;
import com.yahoo.pulsar.broker.service.persistent.PersistentSubscription;
import com.yahoo.pulsar.broker.service.persistent.PersistentTopic;
/**
*/
public class PersistentTopicConcurrentTest extends MockedBookKeeperTestCase {
private BrokerService brokerService;
private ManagedLedgerFactory mlFactoryMock;
private ServerCnx serverCnx;
private ManagedLedger ledgerMock;
private ManagedCursor cursorMock;
final String successTopicName = "persistent://prop/use/ns-abc/successTopic";
final String failTopicName = "persistent://prop/use/ns-abc/failTopic";
final String successSubName = "successSub";
private static final Logger log = LoggerFactory.getLogger(PersistentTopicTest.class);
@BeforeMethod
public void setup(Method m) throws Exception {
super.setUp(m);
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
PulsarService pulsar = spy(new PulsarService(svcConfig));
doReturn(svcConfig).when(pulsar).getConfiguration();
mlFactoryMock = mock(ManagedLedgerFactory.class);
ManagedLedgerFactory factory = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle());
ManagedLedger ledger = factory.open("my_test_ledger", new ManagedLedgerConfig().setMaxEntriesPerLedger(2));
final ManagedCursor cursor = ledger.openCursor("c1");
cursorMock = cursor;
ledgerMock = ledger;
mlFactoryMock = factory;
doReturn(mlFactoryMock).when(pulsar).getManagedLedgerFactory();
ZooKeeper mockZk = createMockZooKeeper();
doReturn(mockZk).when(pulsar).getZkClient();
brokerService = spy(new BrokerService(pulsar));
doReturn(brokerService).when(pulsar).getBrokerService();
serverCnx = spy(new ServerCnx(brokerService));
doReturn(true).when(serverCnx).isActive();
NamespaceService nsSvc = mock(NamespaceService.class);
doReturn(nsSvc).when(pulsar).getNamespaceService();
doReturn(true).when(nsSvc).isServiceUnitOwned(any(NamespaceBundle.class));
doReturn(true).when(nsSvc).isServiceUnitActive(any(DestinationName.class));
final List<Position> addedEntries = Lists.newArrayList();
for (int i = 0; i < 100; i++) {
Position pos = ledger.addEntry("entry".getBytes());
addedEntries.add(pos);
}
}
// @Test
public void testConcurrentTopicAndSubscriptionDelete() throws Exception {
// create topic
final PersistentTopic topic = (PersistentTopic) brokerService.getTopic(successTopicName).get();
PulsarApi.CommandSubscribe cmd = PulsarApi.CommandSubscribe.newBuilder().setConsumerId(1)
.setTopic(successTopicName).setSubscription(successSubName).setRequestId(1)
.setSubType(PulsarApi.CommandSubscribe.SubType.Exclusive).build();
Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.getDurable(), null);
f1.get();
final CyclicBarrier barrier = new CyclicBarrier(2);
final CountDownLatch counter = new CountDownLatch(2);
final AtomicBoolean gotException = new AtomicBoolean(false);
Thread deleter = new Thread() {
public void run() {
try {
barrier.await();
// assertTrue(topic.unsubscribe(successSubName).isDone());
Thread.sleep(5, 0);
log.info("deleter outcome is {}", topic.delete().get());
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
Thread unsubscriber = new Thread() {
public void run() {
try {
barrier.await();
// do subscription delete
ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = topic.getSubscriptions();
PersistentSubscription ps = subscriptions.get(successSubName);
// Thread.sleep(2,0);
log.info("unsubscriber outcome is {}", ps.doUnsubscribe(ps.getConsumers().get(0)).get());
// assertFalse(ps.delete().isCompletedExceptionally());
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
deleter.start();
unsubscriber.start();
counter.await();
assertEquals(gotException.get(), false);
}
// @Test
public void testConcurrentTopicGCAndSubscriptionDelete() throws Exception {
// create topic
final PersistentTopic topic = (PersistentTopic) brokerService.getTopic(successTopicName).get();
PulsarApi.CommandSubscribe cmd = PulsarApi.CommandSubscribe.newBuilder().setConsumerId(1)
.setTopic(successTopicName).setSubscription(successSubName).setRequestId(1)
.setSubType(PulsarApi.CommandSubscribe.SubType.Exclusive).build();
Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.getDurable(), null);
f1.get();
final CyclicBarrier barrier = new CyclicBarrier(2);
final CountDownLatch counter = new CountDownLatch(2);
final AtomicBoolean gotException = new AtomicBoolean(false);
Thread deleter = new Thread() {
public void run() {
try {
barrier.await();
// assertTrue(topic.unsubscribe(successSubName).isDone());
// Thread.sleep(5,0);
log.info("{} forcing topic GC ", Thread.currentThread());
for (int i = 0; i < 2000; i++) {
topic.checkGC(0);
}
log.info("GC done..");
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
Thread unsubscriber = new Thread() {
public void run() {
try {
barrier.await();
// do subscription delete
ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = topic.getSubscriptions();
PersistentSubscription ps = subscriptions.get(successSubName);
// Thread.sleep(2,0);
log.info("unsubscriber outcome is {}", ps.doUnsubscribe(ps.getConsumers().get(0)).get());
// assertFalse(ps.delete().isCompletedExceptionally());
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
deleter.start();
unsubscriber.start();
counter.await();
assertEquals(gotException.get(), false);
}
// @Test
public void testConcurrentTopicDeleteAndUnsubscribe() throws Exception {
// create topic
final PersistentTopic topic = (PersistentTopic) brokerService.getTopic(successTopicName).get();
PulsarApi.CommandSubscribe cmd = PulsarApi.CommandSubscribe.newBuilder().setConsumerId(1)
.setTopic(successTopicName).setSubscription(successSubName).setRequestId(1)
.setSubType(PulsarApi.CommandSubscribe.SubType.Exclusive).build();
Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.getDurable(), null);
f1.get();
final CyclicBarrier barrier = new CyclicBarrier(2);
final CountDownLatch counter = new CountDownLatch(2);
final AtomicBoolean gotException = new AtomicBoolean(false);
Thread deleter = new Thread() {
public void run() {
try {
barrier.await();
Thread.sleep(4, 700);
log.info("deleter outcome is {}", topic.delete().get());
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
Thread unsubscriber = new Thread() {
public void run() {
try {
barrier.await();
// Thread.sleep(2,0);
// assertTrue(topic.unsubscribe(successSubName).isDone());
ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = topic.getSubscriptions();
PersistentSubscription ps = subscriptions.get(successSubName);
log.info("unsubscribe result : {}", topic.unsubscribe(successSubName).get());
log.info("closing consumer..");
ps.getConsumers().get(0).close();
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
deleter.start();
unsubscriber.start();
counter.await();
assertEquals(gotException.get(), false);
}
// @Test
public void testConcurrentTopicDeleteAndSubsUnsubscribe() throws Exception {
// create topic
final PersistentTopic topic = (PersistentTopic) brokerService.getTopic(successTopicName).get();
PulsarApi.CommandSubscribe cmd = PulsarApi.CommandSubscribe.newBuilder().setConsumerId(1)
.setTopic(successTopicName).setSubscription(successSubName).setRequestId(1)
.setSubType(PulsarApi.CommandSubscribe.SubType.Exclusive).build();
Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.getDurable(), null);
f1.get();
final CyclicBarrier barrier = new CyclicBarrier(2);
final CountDownLatch counter = new CountDownLatch(2);
final AtomicBoolean gotException = new AtomicBoolean(false);
Thread deleter = new Thread() {
public void run() {
try {
barrier.await();
Thread.sleep(4, 730);
log.info("@@@@@@@@ DELETER TH");
log.info("deleter outcome is " + topic.delete().get());
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
Thread unsubscriber = new Thread() {
public void run() {
try {
barrier.await();
log.info("&&&&&&&&& UNSUBSCRIBER TH");
// Thread.sleep(2,0);
// assertTrue(topic.unsubscribe(successSubName).isDone());
ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = topic.getSubscriptions();
PersistentSubscription ps = subscriptions.get(successSubName);
log.info("unsubscribe result : " + ps.doUnsubscribe(ps.getConsumers().get(0)).get());
} catch (Exception e) {
e.printStackTrace();
gotException.set(true);
} finally {
counter.countDown();
}
}
};
deleter.start();
unsubscriber.start();
counter.await();
assertEquals(gotException.get(), false);
}
}