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PersistentTopicTest.java
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PersistentTopicTest.java
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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.pulsar.broker.service;
import static org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest.createMockBookKeeper;
import static org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest.createMockZooKeeper;
import static org.apache.pulsar.broker.cache.ConfigurationCacheService.POLICIES;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.anyString;
import static org.mockito.Mockito.atLeast;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.matches;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertNull;
import static org.testng.Assert.assertTrue;
import static org.testng.Assert.fail;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.function.Supplier;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import lombok.Cleanup;
import org.apache.bookkeeper.mledger.AsyncCallbacks.AddEntryCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.CloseCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.DeleteCursorCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.DeleteLedgerCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.MarkDeleteCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.OpenCursorCallback;
import org.apache.bookkeeper.mledger.AsyncCallbacks.OpenLedgerCallback;
import org.apache.bookkeeper.common.util.OrderedExecutor;
import org.apache.bookkeeper.mledger.AsyncCallbacks;
import org.apache.bookkeeper.mledger.Entry;
import org.apache.bookkeeper.mledger.ManagedCursor;
import org.apache.bookkeeper.mledger.ManagedLedger;
import org.apache.bookkeeper.mledger.ManagedLedgerConfig;
import org.apache.bookkeeper.mledger.ManagedLedgerException;
import org.apache.bookkeeper.mledger.ManagedLedgerFactory;
import org.apache.bookkeeper.mledger.Position;
import org.apache.bookkeeper.mledger.impl.ManagedCursorImpl;
import org.apache.bookkeeper.mledger.impl.ManagedLedgerImpl;
import org.apache.bookkeeper.mledger.impl.PositionImpl;
import org.apache.bookkeeper.test.MockedBookKeeperTestCase;
import org.apache.pulsar.broker.PulsarService;
import org.apache.pulsar.broker.ServiceConfiguration;
import org.apache.pulsar.broker.admin.AdminResource;
import org.apache.pulsar.broker.cache.ConfigurationCacheService;
import org.apache.pulsar.broker.cache.LocalZooKeeperCacheService;
import org.apache.pulsar.broker.namespace.NamespaceService;
import org.apache.pulsar.broker.resources.PulsarResources;
import org.apache.pulsar.broker.service.nonpersistent.NonPersistentReplicator;
import org.apache.pulsar.broker.service.persistent.CompactorSubscription;
import org.apache.pulsar.broker.service.persistent.PersistentDispatcherMultipleConsumers;
import org.apache.pulsar.broker.service.persistent.PersistentDispatcherSingleActiveConsumer;
import org.apache.pulsar.broker.service.persistent.PersistentReplicator;
import org.apache.pulsar.broker.service.persistent.PersistentSubscription;
import org.apache.pulsar.broker.service.persistent.PersistentTopic;
import org.apache.pulsar.client.api.MessageId;
import org.apache.pulsar.client.api.PulsarClient;
import org.apache.pulsar.client.api.Schema;
import org.apache.pulsar.client.impl.PulsarClientImpl;
import org.apache.pulsar.client.impl.conf.ProducerConfigurationData;
import org.apache.pulsar.common.allocator.PulsarByteBufAllocator;
import org.apache.pulsar.common.api.proto.CommandAck.AckType;
import org.apache.pulsar.common.api.proto.CommandSubscribe;
import org.apache.pulsar.common.api.proto.CommandSubscribe.InitialPosition;
import org.apache.pulsar.common.api.proto.CommandSubscribe.SubType;
import org.apache.pulsar.common.api.proto.KeySharedMeta;
import org.apache.pulsar.common.api.proto.KeySharedMode;
import org.apache.pulsar.common.api.proto.MessageMetadata;
import org.apache.pulsar.common.api.proto.ProducerAccessMode;
import org.apache.pulsar.common.naming.NamespaceBundle;
import org.apache.pulsar.common.naming.TopicName;
import org.apache.pulsar.common.policies.data.Policies;
import org.apache.pulsar.common.protocol.ByteBufPair;
import org.apache.pulsar.common.protocol.schema.SchemaVersion;
import org.apache.pulsar.common.util.Codec;
import org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap;
import org.apache.pulsar.compaction.CompactedTopic;
import org.apache.pulsar.compaction.Compactor;
import org.apache.pulsar.metadata.api.MetadataStore;
import org.apache.pulsar.metadata.impl.ZKMetadataStore;
import org.apache.pulsar.zookeeper.ZooKeeperCache;
import org.apache.pulsar.zookeeper.ZooKeeperDataCache;
import org.apache.zookeeper.ZooKeeper;
import org.mockito.ArgumentCaptor;
import org.mockito.Mockito;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.Assert;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
@Test(groups = "broker")
public class PersistentTopicTest extends MockedBookKeeperTestCase {
protected PulsarService pulsar;
private BrokerService brokerService;
private ManagedLedgerFactory mlFactoryMock;
private ServerCnx serverCnx;
private MetadataStore store;
private ManagedLedger ledgerMock;
private ManagedCursor cursorMock;
private ConfigurationCacheService configCacheService;
final String successTopicName = "persistent://prop/use/ns-abc/successTopic";
final String successPartitionTopicName = "persistent://prop/use/ns-abc/successTopic-partition-0";
final String failTopicName = "persistent://prop/use/ns-abc/failTopic";
final String successSubName = "successSub";
final String successSubName2 = "successSub2";
final String successSubName3 = "successSub3";
private static final Logger log = LoggerFactory.getLogger(PersistentTopicTest.class);
private OrderedExecutor executor;
private EventLoopGroup eventLoopGroup;
@BeforeMethod
public void setup() throws Exception {
eventLoopGroup = new NioEventLoopGroup();
executor = OrderedExecutor.newBuilder().numThreads(1).build();
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
svcConfig.setAdvertisedAddress("localhost");
svcConfig.setBrokerShutdownTimeoutMs(0L);
pulsar = spy(new PulsarService(svcConfig));
doReturn(svcConfig).when(pulsar).getConfiguration();
doReturn(mock(Compactor.class)).when(pulsar).getCompactor();
mlFactoryMock = mock(ManagedLedgerFactory.class);
doReturn(mlFactoryMock).when(pulsar).getManagedLedgerFactory();
doReturn(mock(PulsarClientImpl.class)).when(pulsar).getClient();
ZooKeeper mockZk = createMockZooKeeper();
doReturn(mockZk).when(pulsar).getZkClient();
doReturn(createMockBookKeeper(executor))
.when(pulsar).getBookKeeperClient();
ZooKeeperCache cache = mock(ZooKeeperCache.class);
doReturn(30).when(cache).getZkOperationTimeoutSeconds();
doReturn(cache).when(pulsar).getLocalZkCache();
configCacheService = mock(ConfigurationCacheService.class);
@SuppressWarnings("unchecked")
ZooKeeperDataCache<Policies> zkDataCache = mock(ZooKeeperDataCache.class);
doReturn(zkDataCache).when(configCacheService).policiesCache();
doReturn(configCacheService).when(pulsar).getConfigurationCache();
doReturn(Optional.empty()).when(zkDataCache).get(any());
LocalZooKeeperCacheService zkCache = mock(LocalZooKeeperCacheService.class);
doReturn(CompletableFuture.completedFuture(Optional.empty())).when(zkDataCache).getAsync(any());
doReturn(zkDataCache).when(zkCache).policiesCache();
doReturn(configCacheService).when(pulsar).getConfigurationCache();
doReturn(zkCache).when(pulsar).getLocalZkCacheService();
doReturn(executor).when(pulsar).getOrderedExecutor();
store = new ZKMetadataStore(mockZk);
PulsarResources pulsarResources = spy(new PulsarResources(store, store));
doReturn(pulsarResources).when(pulsar).getPulsarResources();
doReturn(store).when(pulsar).getLocalMetadataStore();
doReturn(store).when(pulsar).getConfigurationMetadataStore();
brokerService = spy(new BrokerService(pulsar, eventLoopGroup));
doReturn(brokerService).when(pulsar).getBrokerService();
serverCnx = spy(new ServerCnx(pulsar));
doReturn(true).when(serverCnx).isActive();
doReturn(true).when(serverCnx).isWritable();
doReturn(new InetSocketAddress("localhost", 1234)).when(serverCnx).clientAddress();
doReturn(new PulsarCommandSenderImpl(null, serverCnx))
.when(serverCnx).getCommandSender();
NamespaceService nsSvc = mock(NamespaceService.class);
NamespaceBundle bundle = mock(NamespaceBundle.class);
doReturn(CompletableFuture.completedFuture(bundle)).when(nsSvc).getBundleAsync(any());
doReturn(nsSvc).when(pulsar).getNamespaceService();
doReturn(true).when(nsSvc).isServiceUnitOwned(any());
doReturn(true).when(nsSvc).isServiceUnitActive(any());
doReturn(CompletableFuture.completedFuture(true)).when(nsSvc).checkTopicOwnership(any());
setupMLAsyncCallbackMocks();
}
@AfterMethod(alwaysRun = true)
public void teardown() throws Exception {
metadataStore.close();
brokerService.getTopics().clear();
brokerService.close(); //to clear pulsarStats
try {
pulsar.close();
} catch (Exception e) {
log.warn("Failed to close pulsar service", e);
throw e;
}
executor.shutdownNow();
eventLoopGroup.shutdownGracefully().get();
}
@Test
public void testCreateTopic() {
final ManagedLedger ledgerMock = mock(ManagedLedger.class);
doReturn(new ArrayList<>()).when(ledgerMock).getCursors();
final String topicName = "persistent://prop/use/ns-abc/topic1";
doAnswer(new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocationOnMock) {
((OpenLedgerCallback) invocationOnMock.getArguments()[2]).openLedgerComplete(ledgerMock, null);
return null;
}
}).when(mlFactoryMock).asyncOpen(anyString(), any(ManagedLedgerConfig.class), any(OpenLedgerCallback.class),
any(Supplier.class), any());
CompletableFuture<Void> future = brokerService.getOrCreateTopic(topicName).thenAccept(topic -> {
assertTrue(topic.toString().contains(topicName));
}).exceptionally((t) -> {
fail("should not fail");
return null;
});
// wait for completion
try {
future.get(1, TimeUnit.SECONDS);
} catch (Exception e) {
fail("Should not fail or time out");
}
}
@Test
public void testCreateTopicMLFailure() {
final String jinxedTopicName = "persistent://prop/use/ns-abc/topic3";
doAnswer(new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocationOnMock) {
new Thread(() -> {
((OpenLedgerCallback) invocationOnMock.getArguments()[2])
.openLedgerFailed(new ManagedLedgerException("Managed ledger failure"), null);
}).start();
return null;
}
}).when(mlFactoryMock).asyncOpen(anyString(), any(ManagedLedgerConfig.class), any(OpenLedgerCallback.class),
any(Supplier.class), any());
CompletableFuture<Topic> future = brokerService.getOrCreateTopic(jinxedTopicName);
// wait for completion
try {
future.get(1, TimeUnit.SECONDS);
fail("should have failed");
} catch (TimeoutException e) {
fail("Should not time out");
} catch (Exception e) {
// OK
}
}
@Test
public void testPublishMessage() throws Exception {
doAnswer(invocationOnMock -> {
final ByteBuf payload = (ByteBuf) invocationOnMock.getArguments()[0];
final AddEntryCallback callback = (AddEntryCallback) invocationOnMock.getArguments()[1];
final Topic.PublishContext ctx = (Topic.PublishContext) invocationOnMock.getArguments()[2];
callback.addComplete(PositionImpl.latest, payload, ctx);
return null;
}).when(ledgerMock).asyncAddEntry(any(ByteBuf.class), any(AddEntryCallback.class), any());
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
/*
* MessageMetadata.Builder messageMetadata = MessageMetadata.newBuilder();
* messageMetadata.setPublishTime(System.currentTimeMillis()); messageMetadata.setProducerName("producer-name");
* messageMetadata.setSequenceId(1);
*/
ByteBuf payload = Unpooled.wrappedBuffer("content".getBytes());
final CountDownLatch latch = new CountDownLatch(1);
final Topic.PublishContext publishContext = new Topic.PublishContext() {
@Override
public void completed(Exception e, long ledgerId, long entryId) {
assertEquals(ledgerId, PositionImpl.latest.getLedgerId());
assertEquals(entryId, PositionImpl.latest.getEntryId());
latch.countDown();
}
@Override
public void setMetadataFromEntryData(ByteBuf entryData) {
// This method must be invoked before `completed`
assertEquals(latch.getCount(), 1);
assertEquals(entryData.array(), payload.array());
}
};
topic.publishMessage(payload, publishContext);
assertTrue(latch.await(1, TimeUnit.SECONDS));
}
@Test
public void testDispatcherMultiConsumerReadFailed() throws Exception {
PersistentTopic topic = spy(new PersistentTopic(successTopicName, ledgerMock, brokerService));
ManagedCursor cursor = mock(ManagedCursor.class);
when(cursor.getName()).thenReturn("cursor");
PersistentDispatcherMultipleConsumers dispatcher = new PersistentDispatcherMultipleConsumers(topic, cursor, null);
dispatcher.readEntriesFailed(new ManagedLedgerException.InvalidCursorPositionException("failed"), null);
verify(topic, atLeast(1)).getBrokerService();
}
@Test
public void testDispatcherSingleConsumerReadFailed() throws Exception {
PersistentTopic topic = spy(new PersistentTopic(successTopicName, ledgerMock, brokerService));
ManagedCursor cursor = mock(ManagedCursor.class);
when(cursor.getName()).thenReturn("cursor");
PersistentDispatcherSingleActiveConsumer dispatcher = new PersistentDispatcherSingleActiveConsumer(cursor,
SubType.Exclusive, 1, topic, null);
Consumer consumer = mock(Consumer.class);
dispatcher.readEntriesFailed(new ManagedLedgerException.InvalidCursorPositionException("failed"), consumer);
verify(topic, atLeast(1)).getBrokerService();
}
@Test
public void testPublishMessageMLFailure() throws Exception {
final String successTopicName = "persistent://prop/use/ns-abc/successTopic";
final ManagedLedger ledgerMock = mock(ManagedLedger.class);
doReturn(new ArrayList<Object>()).when(ledgerMock).getCursors();
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
MessageMetadata messageMetadata = new MessageMetadata()
.setPublishTime(System.currentTimeMillis())
.setProducerName("prod-name")
.setSequenceId(1);
ByteBuf payload = Unpooled.wrappedBuffer("content".getBytes());
final CountDownLatch latch = new CountDownLatch(1);
// override asyncAddEntry callback to return error
doAnswer(new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
((AddEntryCallback) invocationOnMock.getArguments()[1]).addFailed(
new ManagedLedgerException("Managed ledger failure"), invocationOnMock.getArguments()[2]);
return null;
}
}).when(ledgerMock).asyncAddEntry(any(ByteBuf.class), any(AddEntryCallback.class), any());
topic.publishMessage(payload, (exception, ledgerId, entryId) -> {
if (exception == null) {
fail("publish should have failed");
} else {
latch.countDown();
}
});
assertTrue(latch.await(1, TimeUnit.SECONDS));
}
@Test
public void testAddRemoveProducer() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
String role = "appid1";
// 1. simple add producer
Producer producer = new Producer(topic, serverCnx, 1 /* producer id */, "prod-name",
role, false, null, SchemaVersion.Latest, 0, false,
ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 1);
// 2. duplicate add
try {
topic.addProducer(producer, new CompletableFuture<>()).join();
fail("Should have failed with naming exception because producer 'null' is already connected to the topic");
} catch (Exception e) {
assertEquals(e.getCause().getClass(), BrokerServiceException.NamingException.class);
}
assertEquals(topic.getProducers().size(), 1);
// 3. add producer for a different topic
PersistentTopic failTopic = new PersistentTopic(failTopicName, ledgerMock, brokerService);
Producer failProducer = new Producer(failTopic, serverCnx, 2 /* producer id */, "prod-name",
role, false, null, SchemaVersion.Latest, 0, false,
ProducerAccessMode.Shared, Optional.empty());
try {
topic.addProducer(failProducer, new CompletableFuture<>());
fail("should have failed");
} catch (IllegalArgumentException e) {
// OK
}
// 4. simple remove producer
topic.removeProducer(producer);
assertEquals(topic.getProducers().size(), 0);
// 5. duplicate remove
topic.removeProducer(producer); /* noop */
}
@Test
public void testProducerOverwrite() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
String role = "appid1";
Producer producer1 = new Producer(topic, serverCnx, 1 /* producer id */, "prod-name",
role, false, null, SchemaVersion.Latest, 0, true, ProducerAccessMode.Shared, Optional.empty());
Producer producer2 = new Producer(topic, serverCnx, 2 /* producer id */, "prod-name",
role, false, null, SchemaVersion.Latest, 0, true, ProducerAccessMode.Shared, Optional.empty());
try {
topic.addProducer(producer1, new CompletableFuture<>()).join();
topic.addProducer(producer2, new CompletableFuture<>()).join();
fail("should have failed");
} catch (Exception e) {
// OK
assertEquals(e.getCause().getClass(), BrokerServiceException.NamingException.class);
}
Assert.assertEquals(topic.getProducers().size(), 1);
Producer producer3 = new Producer(topic, serverCnx, 2 /* producer id */, "prod-name",
role, false, null, SchemaVersion.Latest, 1, false, ProducerAccessMode.Shared, Optional.empty());
try {
topic.addProducer(producer3, new CompletableFuture<>()).join();
fail("should have failed");
} catch (Exception e) {
// OK
assertEquals(e.getCause().getClass(), BrokerServiceException.NamingException.class);
}
Assert.assertEquals(topic.getProducers().size(), 1);
topic.removeProducer(producer1);
Assert.assertEquals(topic.getProducers().size(), 0);
Producer producer4 = new Producer(topic, serverCnx, 2 /* producer id */, "prod-name",
role, false, null, SchemaVersion.Latest, 2, false, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer3, new CompletableFuture<>());
topic.addProducer(producer4, new CompletableFuture<>());
Assert.assertEquals(topic.getProducers().size(), 1);
topic.getProducers().values().forEach(producer -> Assert.assertEquals(producer.getEpoch(), 2));
topic.removeProducer(producer4);
Assert.assertEquals(topic.getProducers().size(), 0);
Producer producer5 = new Producer(topic, serverCnx, 2 /* producer id */, "pulsar.repl.cluster1",
role, false, null, SchemaVersion.Latest, 1, false, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer5, new CompletableFuture<>());
Assert.assertEquals(topic.getProducers().size(), 1);
Producer producer6 = new Producer(topic, serverCnx, 2 /* producer id */, "pulsar.repl.cluster1",
role, false, null, SchemaVersion.Latest, 2, false, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer6, new CompletableFuture<>());
Assert.assertEquals(topic.getProducers().size(), 1);
topic.getProducers().values().forEach(producer -> Assert.assertEquals(producer.getEpoch(), 2));
Producer producer7 = new Producer(topic, serverCnx, 2 /* producer id */, "pulsar.repl.cluster1",
role, false, null, SchemaVersion.Latest, 3, true, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer7, new CompletableFuture<>());
Assert.assertEquals(topic.getProducers().size(), 1);
topic.getProducers().values().forEach(producer -> Assert.assertEquals(producer.getEpoch(), 3));
}
private void testMaxProducers() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
String role = "appid1";
// 1. add producer1
Producer producer = new Producer(topic, serverCnx, 1 /* producer id */, "prod-name1", role,
false, null, SchemaVersion.Latest, 0, false, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 1);
// 2. add producer2
Producer producer2 = new Producer(topic, serverCnx, 2 /* producer id */, "prod-name2", role,
false, null, SchemaVersion.Latest, 0, false, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer2, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 2);
// 3. add producer3 but reached maxProducersPerTopic
try {
Producer producer3 = new Producer(topic, serverCnx, 3 /* producer id */, "prod-name3", role,
false, null, SchemaVersion.Latest, 0, false, ProducerAccessMode.Shared, Optional.empty());
topic.addProducer(producer3, new CompletableFuture<>()).join();
fail("should have failed");
} catch (Exception e) {
assertEquals(e.getCause().getClass(), BrokerServiceException.ProducerBusyException.class);
}
}
@Test
public void testMaxProducersForBroker() throws Exception {
// set max clients
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(2).when(svcConfig).getMaxProducersPerTopic();
doReturn(svcConfig).when(pulsar).getConfiguration();
testMaxProducers();
}
@Test
public void testMaxProducersForNamespace() throws Exception {
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(svcConfig).when(pulsar).getConfiguration();
// set max clients
Policies policies = new Policies();
policies.max_producers_per_topic = 2;
when(pulsar.getConfigurationCache().policiesCache()
.get(AdminResource.path(POLICIES, TopicName.get(successTopicName).getNamespace())))
.thenReturn(Optional.of(policies));
testMaxProducers();
}
private Producer getMockedProducerWithSpecificAddress(Topic topic, long producerId, InetAddress address)
throws Exception {
final String producerNameBase = "producer";
final String role = "appid1";
ServerCnx cnx = spy(new ServerCnx(pulsar));
doReturn(true).when(cnx).isActive();
doReturn(true).when(cnx).isWritable();
doReturn(new InetSocketAddress(address, 1234)).when(cnx).clientAddress();
doReturn(address.getHostAddress()).when(cnx).clientSourceAddress();
doReturn(new PulsarCommandSenderImpl(null, cnx)).when(cnx).getCommandSender();
return new Producer(topic, cnx, producerId, producerNameBase + producerId, role, false, null,
SchemaVersion.Latest, 0, false, ProducerAccessMode.Shared, Optional.empty());
}
@Test
public void testMaxSameAddressProducers() throws Exception {
// set max clients
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(2).when(svcConfig).getMaxSameAddressProducersPerTopic();
doReturn(svcConfig).when(pulsar).getConfiguration();
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
InetAddress address1 = InetAddress.getByName("127.0.0.1");
InetAddress address2 = InetAddress.getByName("0.0.0.0");
String ipAddress1 = address1.getHostAddress();
String ipAddress2 = address2.getHostAddress();
// 1. add producer1 with ipAddress1
Producer producer1 = getMockedProducerWithSpecificAddress(topic, 1, address1);
topic.addProducer(producer1, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 1);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress1), 1);
// 2. add producer2 with ipAddress1
Producer producer2 = getMockedProducerWithSpecificAddress(topic, 2, address1);
topic.addProducer(producer2, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 2);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress1), 2);
// 3. add producer3 with ipAddress1 but reached maxSameAddressProducersPerTopic
try {
Producer producer3 = getMockedProducerWithSpecificAddress(topic, 3, address1);
topic.addProducer(producer3, new CompletableFuture<>()).join();
fail("should have failed");
} catch (Exception e) {
assertEquals(e.getCause().getClass(), BrokerServiceException.ProducerBusyException.class);
}
assertEquals(topic.getProducers().size(), 2);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress1), 2);
// 4. add producer4 with ipAddress2
Producer producer4 = getMockedProducerWithSpecificAddress(topic, 4, address2);
topic.addProducer(producer4, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 3);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress2), 1);
// 5. add producer5 with ipAddress2
Producer producer5 = getMockedProducerWithSpecificAddress(topic, 5, address2);
topic.addProducer(producer5, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 4);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress2), 2);
// 6. add producer6 with ipAddress2 but reached maxSameAddressProducersPerTopic
try {
Producer producer6 = getMockedProducerWithSpecificAddress(topic, 6, address2);
topic.addProducer(producer6, new CompletableFuture<>()).join();
fail("should have failed");
} catch (Exception e) {
assertEquals(e.getCause().getClass(), BrokerServiceException.ProducerBusyException.class);
}
assertEquals(topic.getProducers().size(), 4);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress2), 2);
// 7. remove producer1
topic.removeProducer(producer1);
assertEquals(topic.getProducers().size(), 3);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress1), 1);
// 8. add producer7 with ipAddress1
Producer producer7 = getMockedProducerWithSpecificAddress(topic, 7, address1);
topic.addProducer(producer7, new CompletableFuture<>());
assertEquals(topic.getProducers().size(), 4);
assertEquals(topic.getNumberOfSameAddressProducers(ipAddress1), 2);
}
@Test
public void testSubscribeFail() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
// Empty subscription name
CommandSubscribe cmd = new CommandSubscribe()
.setConsumerId(1)
.setTopic(successTopicName)
.setSubscription("")
.setConsumerName("consumer-name")
.setReadCompacted(false)
.setRequestId(1)
.setSubType(SubType.Exclusive);
Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.isDurable(), null, Collections.emptyMap(), cmd.isReadCompacted(), InitialPosition.Latest,
0 /*avoid reseting cursor*/, false, null);
try {
f1.get();
fail("should fail with exception");
} catch (ExecutionException ee) {
// Expected
assertTrue(ee.getCause() instanceof BrokerServiceException.NamingException);
}
}
@Test
public void testSubscribeUnsubscribe() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
CommandSubscribe cmd = new CommandSubscribe()
.setConsumerId(1)
.setTopic(successTopicName)
.setSubscription(successSubName)
.setConsumerName("consumer-name")
.setReadCompacted(false)
.setRequestId(1)
.setSubType(SubType.Exclusive);
// 1. simple subscribe
Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.isDurable(), null, Collections.emptyMap(), cmd.isReadCompacted(), InitialPosition.Latest,
0 /*avoid reseting cursor*/, false, null);
f1.get();
// 2. duplicate subscribe
Future<Consumer> f2 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(),
0, cmd.getConsumerName(), cmd.isDurable(), null, Collections.emptyMap(), cmd.isReadCompacted(), InitialPosition.Latest,
0 /*avoid reseting cursor*/, false, null);
try {
f2.get();
fail("should fail with exception");
} catch (ExecutionException ee) {
// Expected
assertTrue(ee.getCause() instanceof BrokerServiceException.ConsumerBusyException);
}
// 3. simple unsubscribe
Future<Void> f3 = topic.unsubscribe(successSubName);
f3.get();
assertNull(topic.getSubscription(successSubName));
}
@Test
public void testChangeSubscriptionType() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
PersistentSubscription sub = new PersistentSubscription(topic, "change-sub-type", cursorMock, false);
Consumer consumer = new Consumer(sub, SubType.Exclusive, topic.getName(), 1, 0, "Cons1", 50000, serverCnx,
"myrole-1", Collections.emptyMap(), false, InitialPosition.Latest,
new KeySharedMeta().setKeySharedMode(KeySharedMode.AUTO_SPLIT), MessageId.latest);
sub.addConsumer(consumer);
consumer.close();
SubType previousSubType = SubType.Exclusive;
for (SubType subType : Lists.newArrayList(SubType.Shared, SubType.Failover, SubType.Key_Shared,
SubType.Exclusive)) {
Dispatcher previousDispatcher = sub.getDispatcher();
consumer = new Consumer(sub, subType, topic.getName(), 1, 0, "Cons1", 50000, serverCnx, "myrole-1",
Collections.emptyMap(), false, InitialPosition.Latest,
new KeySharedMeta().setKeySharedMode(KeySharedMode.AUTO_SPLIT), MessageId.latest);
sub.addConsumer(consumer);
assertTrue(sub.getDispatcher().isConsumerConnected());
assertFalse(sub.getDispatcher().isClosed());
assertEquals(sub.getDispatcher().getType(), subType);
assertFalse(previousDispatcher.isConsumerConnected());
assertTrue(previousDispatcher.isClosed());
assertEquals(previousDispatcher.getType(), previousSubType);
consumer.close();
previousSubType = subType;
}
}
@Test
public void testAddRemoveConsumer() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
PersistentSubscription sub = new PersistentSubscription(topic, "sub-1", cursorMock, false);
// 1. simple add consumer
Consumer consumer = new Consumer(sub, SubType.Exclusive, topic.getName(), 1 /* consumer id */, 0, "Cons1"/* consumer name */,
50000, serverCnx, "myrole-1", Collections.emptyMap(), false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
sub.addConsumer(consumer);
assertTrue(sub.getDispatcher().isConsumerConnected());
// 2. duplicate add consumer
try {
sub.addConsumer(consumer).get();
fail("Should fail with ConsumerBusyException");
} catch (Exception e) {
assertTrue(e.getCause() instanceof BrokerServiceException.ConsumerBusyException);
}
// 3. simple remove consumer
sub.removeConsumer(consumer);
assertFalse(sub.getDispatcher().isConsumerConnected());
// 4. duplicate remove consumer
try {
sub.removeConsumer(consumer);
fail("Should fail with ServerMetadataException");
} catch (BrokerServiceException e) {
assertTrue(e instanceof BrokerServiceException.ServerMetadataException);
}
}
@Test
public void testAddRemoveConsumerDurableCursor() throws Exception {
doReturn(false).when(cursorMock).isDurable();
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
PersistentSubscription sub = new PersistentSubscription(topic, "non-durable-sub", cursorMock, false);
Consumer consumer = new Consumer(sub, SubType.Exclusive, topic.getName(), 1, 0, "Cons1", 50000, serverCnx,
"myrole-1", Collections.emptyMap(), false, InitialPosition.Latest, null, MessageId.latest);
sub.addConsumer(consumer);
assertFalse(sub.getDispatcher().isClosed());
sub.removeConsumer(consumer);
// The dispatcher is closed asynchronously
for (int i = 0; i < 100; i++) {
if (sub.getDispatcher().isClosed()) {
break;
}
Thread.sleep(100);
}
assertTrue(sub.getDispatcher().isClosed());
}
private void testMaxConsumersShared() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
PersistentSubscription sub = new PersistentSubscription(topic, "sub-1", cursorMock, false);
PersistentSubscription sub2 = new PersistentSubscription(topic, "sub-2", cursorMock, false);
Method addConsumerToSubscription = AbstractTopic.class.getDeclaredMethod("addConsumerToSubscription",
Subscription.class, Consumer.class);
addConsumerToSubscription.setAccessible(true);
// for count consumers on topic
ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = new ConcurrentOpenHashMap<>(16, 1);
subscriptions.put("sub-1", sub);
subscriptions.put("sub-2", sub2);
Field field = topic.getClass().getDeclaredField("subscriptions");
field.setAccessible(true);
field.set(topic, subscriptions);
// 1. add consumer1
Consumer consumer = new Consumer(sub, SubType.Shared, topic.getName(), 1 /* consumer id */, 0,
"Cons1"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
addConsumerToSubscription.invoke(topic, sub, consumer);
assertEquals(sub.getConsumers().size(), 1);
// 2. add consumer2
Consumer consumer2 = new Consumer(sub, SubType.Shared, topic.getName(), 2 /* consumer id */, 0,
"Cons2"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
addConsumerToSubscription.invoke(topic, sub, consumer2);
assertEquals(sub.getConsumers().size(), 2);
// 3. add consumer3 but reach maxConsumersPerSubscription
try {
Consumer consumer3 = new Consumer(sub, SubType.Shared, topic.getName(), 3 /* consumer id */, 0,
"Cons3"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
((CompletableFuture<Void>) addConsumerToSubscription.invoke(topic, sub, consumer3)).get();
fail("should have failed");
} catch (ExecutionException e) {
assertTrue(e.getCause() instanceof BrokerServiceException.ConsumerBusyException);
}
// check number of consumers on topic
assertEquals(topic.getNumberOfConsumers(), 2);
// 4. add consumer4 to sub2
Consumer consumer4 = new Consumer(sub2, SubType.Shared, topic.getName(), 4 /* consumer id */, 0,
"Cons4"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
addConsumerToSubscription.invoke(topic, sub2, consumer4);
assertEquals(sub2.getConsumers().size(), 1);
// check number of consumers on topic
assertEquals(topic.getNumberOfConsumers(), 3);
// 5. add consumer5 to sub2 but reach maxConsumersPerTopic
try {
Consumer consumer5 = new Consumer(sub2, SubType.Shared, topic.getName(), 5 /* consumer id */, 0,
"Cons5"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
((CompletableFuture<Void>) addConsumerToSubscription.invoke(topic, sub2, consumer5)).get();
fail("should have failed");
} catch (ExecutionException e) {
assertTrue(e.getCause() instanceof BrokerServiceException.ConsumerBusyException);
}
}
@Test
public void testMaxConsumersSharedForBroker() throws Exception {
// set max clients
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(2).when(svcConfig).getMaxConsumersPerSubscription();
doReturn(3).when(svcConfig).getMaxConsumersPerTopic();
doReturn(svcConfig).when(pulsar).getConfiguration();
testMaxConsumersShared();
}
@Test
public void testMaxConsumersSharedForNamespace() throws Exception {
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(svcConfig).when(pulsar).getConfiguration();
// set max clients
Policies policies = new Policies();
policies.max_consumers_per_subscription = 2;
policies.max_consumers_per_topic = 3;
when(pulsar.getConfigurationCache().policiesCache()
.getDataIfPresent(AdminResource.path(POLICIES, TopicName.get(successTopicName).getNamespace())))
.thenReturn(policies);
testMaxConsumersShared();
}
private void testMaxConsumersFailover() throws Exception {
PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
PersistentSubscription sub = new PersistentSubscription(topic, "sub-1", cursorMock, false);
PersistentSubscription sub2 = new PersistentSubscription(topic, "sub-2", cursorMock, false);
Method addConsumerToSubscription = AbstractTopic.class.getDeclaredMethod("addConsumerToSubscription",
Subscription.class, Consumer.class);
addConsumerToSubscription.setAccessible(true);
// for count consumers on topic
ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = new ConcurrentOpenHashMap<>(16, 1);
subscriptions.put("sub-1", sub);
subscriptions.put("sub-2", sub2);
Field field = topic.getClass().getDeclaredField("subscriptions");
field.setAccessible(true);
field.set(topic, subscriptions);
// 1. add consumer1
Consumer consumer = new Consumer(sub, SubType.Failover, topic.getName(), 1 /* consumer id */, 0,
"Cons1"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
addConsumerToSubscription.invoke(topic, sub, consumer);
assertEquals(sub.getConsumers().size(), 1);
// 2. add consumer2
Consumer consumer2 = new Consumer(sub, SubType.Failover, topic.getName(), 2 /* consumer id */, 0,
"Cons2"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
addConsumerToSubscription.invoke(topic, sub, consumer2);
assertEquals(sub.getConsumers().size(), 2);
// 3. add consumer3 but reach maxConsumersPerSubscription
try {
Consumer consumer3 = new Consumer(sub, SubType.Failover, topic.getName(), 3 /* consumer id */, 0,
"Cons3"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
((CompletableFuture<Void>) addConsumerToSubscription.invoke(topic, sub, consumer3)).get();
fail("should have failed");
} catch (ExecutionException e) {
assertTrue(e.getCause() instanceof BrokerServiceException.ConsumerBusyException);
}
// check number of consumers on topic
assertEquals(topic.getNumberOfConsumers(), 2);
// 4. add consumer4 to sub2
Consumer consumer4 = new Consumer(sub2, SubType.Failover, topic.getName(), 4 /* consumer id */, 0,
"Cons4"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
addConsumerToSubscription.invoke(topic, sub2, consumer4);
assertEquals(sub2.getConsumers().size(), 1);
// check number of consumers on topic
assertEquals(topic.getNumberOfConsumers(), 3);
// 5. add consumer5 to sub2 but reach maxConsumersPerTopic
try {
Consumer consumer5 = new Consumer(sub2, SubType.Failover, topic.getName(), 5 /* consumer id */, 0,
"Cons5"/* consumer name */, 50000, serverCnx, "myrole-1", Collections.emptyMap(),
false /* read compacted */, InitialPosition.Latest, null, MessageId.latest);
((CompletableFuture<Void>) addConsumerToSubscription.invoke(topic, sub2, consumer5)).get();
fail("should have failed");
} catch (ExecutionException e) {
assertTrue(e.getCause() instanceof BrokerServiceException.ConsumerBusyException);
}
}
@Test
public void testMaxConsumersFailoverForBroker() throws Exception {
// set max clients
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(2).when(svcConfig).getMaxConsumersPerSubscription();
doReturn(3).when(svcConfig).getMaxConsumersPerTopic();
doReturn(svcConfig).when(pulsar).getConfiguration();
testMaxConsumersFailover();
}
@Test
public void testMaxConsumersFailoverForNamespace() throws Exception {
ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
doReturn(svcConfig).when(pulsar).getConfiguration();
// set max clients
Policies policies = new Policies();
policies.max_consumers_per_subscription = 2;
policies.max_consumers_per_topic = 3;
when(pulsar.getConfigurationCache().policiesCache()
.getDataIfPresent(AdminResource.path(POLICIES, TopicName.get(successTopicName).getNamespace())))
.thenReturn(policies);