| /** |
| * 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.client.impl; |
| |
| 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 com.google.common.collect.Lists; |
| import com.google.common.collect.Sets; |
| import java.io.IOException; |
| import java.nio.charset.StandardCharsets; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.UUID; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import lombok.Cleanup; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest; |
| import org.apache.pulsar.broker.service.StickyKeyConsumerSelector; |
| import org.apache.pulsar.client.admin.PulsarAdminException; |
| import org.apache.pulsar.client.api.Message; |
| import org.apache.pulsar.client.api.MessageId; |
| import org.apache.pulsar.client.api.MessageRoutingMode; |
| import org.apache.pulsar.client.api.Producer; |
| import org.apache.pulsar.client.api.ProducerBuilder; |
| import org.apache.pulsar.client.api.PulsarClientException; |
| import org.apache.pulsar.client.api.Range; |
| import org.apache.pulsar.client.api.Reader; |
| import org.apache.pulsar.client.api.Schema; |
| import org.apache.pulsar.common.naming.TopicName; |
| import org.apache.pulsar.common.policies.data.ClusterData; |
| import org.apache.pulsar.common.policies.data.PersistentTopicInternalStats; |
| import org.apache.pulsar.common.policies.data.Policies; |
| import org.apache.pulsar.common.policies.data.RetentionPolicies; |
| import org.apache.pulsar.common.policies.data.TenantInfoImpl; |
| import org.apache.pulsar.common.util.FutureUtil; |
| import org.apache.pulsar.common.util.Murmur3_32Hash; |
| import org.awaitility.Awaitility; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterClass; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.Test; |
| |
| @Slf4j |
| @Test(groups = "flaky") |
| public class MultiTopicsReaderTest extends MockedPulsarServiceBaseTest { |
| |
| private static final String subscription = "reader-multi-topics-sub"; |
| |
| @BeforeClass(alwaysRun = true) |
| @Override |
| protected void setup() throws Exception { |
| super.internalSetup(); |
| |
| admin.clusters().createCluster("test", |
| ClusterData.builder().serviceUrl(pulsar.getWebServiceAddress()).build()); |
| admin.tenants().createTenant("my-property", |
| new TenantInfoImpl(Sets.newHashSet("appid1", "appid2"), Sets.newHashSet("test"))); |
| Policies policies = new Policies(); |
| policies.replication_clusters = Sets.newHashSet("test"); |
| // infinite retention |
| policies.retention_policies = new RetentionPolicies(-1, -1); |
| admin.namespaces().createNamespace("my-property/my-ns", policies); |
| } |
| |
| @AfterClass(alwaysRun = true) |
| @Override |
| protected void cleanup() throws Exception { |
| super.internalCleanup(); |
| } |
| |
| @Test(timeOut = 30000) |
| public void testReadMessageWithoutBatching() throws Exception { |
| String topic = "persistent://my-property/my-ns/my-reader-topic" + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic, 3); |
| testReadMessages(topic, false); |
| } |
| |
| @Test(timeOut = 20000) |
| public void testReadMessageWithoutBatchingWithMessageInclusive() throws Exception { |
| String topic = "persistent://my-property/my-ns/my-reader-topic-inclusive" + UUID.randomUUID(); |
| int topicNum = 3; |
| admin.topics().createPartitionedTopic(topic, topicNum); |
| Set<String> keys = publishMessages(topic, 10, false); |
| |
| Reader<byte[]> reader = pulsarClient.newReader().topic(topic).startMessageId(MessageId.latest) |
| .startMessageIdInclusive().readerName(subscription).create(); |
| int count = 0; |
| while (reader.hasMessageAvailable()) { |
| if (keys.remove(reader.readNext(5, TimeUnit.SECONDS).getKey())) { |
| count++; |
| } |
| } |
| Assert.assertEquals(count, topicNum); |
| Assert.assertFalse(reader.hasMessageAvailable()); |
| reader.close(); |
| } |
| |
| @Test(timeOut = 10000) |
| public void testReadMessageWithBatching() throws Exception { |
| String topic = "persistent://my-property/my-ns/my-reader-topic-with-batching" + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic, 3); |
| testReadMessages(topic, true); |
| } |
| |
| @Test(timeOut = 10000) |
| public void testHasMessageAvailableAsync() throws Exception { |
| String topic = "persistent://my-property/my-ns/testHasMessageAvailableAsync"; |
| String content = "my-message-"; |
| int msgNum = 10; |
| admin.topics().createPartitionedTopic(topic, 2); |
| // stop retention from cleaning up |
| pulsarClient.newConsumer().topic(topic).subscriptionName("sub1").subscribe().close(); |
| |
| try (Reader<byte[]> reader = pulsarClient.newReader().topic(topic).readCompacted(true) |
| .startMessageId(MessageId.earliest).create()) { |
| Assert.assertFalse(reader.hasMessageAvailable()); |
| Assert.assertFalse(reader.hasMessageAvailableAsync().get(10, TimeUnit.SECONDS)); |
| } |
| |
| try (Reader<byte[]> reader = pulsarClient.newReader() |
| .topic(topic).startMessageId(MessageId.earliest).create()) { |
| try (Producer<byte[]> producer = pulsarClient.newProducer().topic(topic).create()) { |
| for (int i = 0; i < msgNum; i++) { |
| producer.newMessage().key(content + i) |
| .value((content + i).getBytes(StandardCharsets.UTF_8)).send(); |
| } |
| } |
| // Should have message available |
| Assert.assertTrue(reader.hasMessageAvailableAsync().get()); |
| try { |
| // Should have message available too |
| Assert.assertTrue(reader.hasMessageAvailable()); |
| } catch (PulsarClientException e) { |
| fail("Expect success but failed.", e); |
| } |
| List<Message<byte[]>> msgs = Collections.synchronizedList(new ArrayList<>()); |
| CountDownLatch latch = new CountDownLatch(1); |
| readMessageUseAsync(reader, msgs, latch); |
| latch.await(); |
| Assert.assertEquals(msgs.size(), msgNum); |
| } |
| } |
| |
| private static <T> void readMessageUseAsync(Reader<T> reader, List<Message<T>> msgs, CountDownLatch latch) { |
| reader.hasMessageAvailableAsync().thenAccept(hasMessageAvailable -> { |
| if (hasMessageAvailable) { |
| reader.readNextAsync().whenComplete((msg, ex) -> { |
| if (ex != null) { |
| log.error("Read message failed.", ex); |
| latch.countDown(); |
| return; |
| } |
| msgs.add(msg); |
| readMessageUseAsync(reader, msgs, latch); |
| }); |
| } else { |
| latch.countDown(); |
| } |
| }).exceptionally(throwable -> { |
| log.error("Read message failed.", throwable); |
| latch.countDown(); |
| return null; |
| }); |
| } |
| |
| @Test(timeOut = 10000) |
| public void testReadMessageWithBatchingWithMessageInclusive() throws Exception { |
| String topic = "persistent://my-property/my-ns/my-reader-topic-with-batching-inclusive" + UUID.randomUUID(); |
| int topicNum = 3; |
| int msgNum = 15; |
| admin.topics().createPartitionedTopic(topic, topicNum); |
| Set<String> keys = publishMessages(topic, msgNum, true); |
| |
| Reader<byte[]> reader = pulsarClient.newReader().topic(topic).startMessageId(MessageId.latest) |
| .startMessageIdInclusive().readerName(subscription).create(); |
| |
| while (reader.hasMessageAvailable()) { |
| keys.remove(reader.readNext(2, TimeUnit.SECONDS).getKey()); |
| } |
| // start from latest with start message inclusive should only read the last 3 message from 3 partition |
| Assert.assertEquals(keys.size(), msgNum - topicNum); |
| Assert.assertFalse(keys.contains("key14")); |
| Assert.assertFalse(keys.contains("key13")); |
| Assert.assertFalse(keys.contains("key12")); |
| Assert.assertFalse(reader.hasMessageAvailable()); |
| reader.close(); |
| } |
| |
| @Test(timeOut = 10000) |
| public void testReaderWithTimeLong() throws Exception { |
| String ns = "my-property/my-ns"; |
| String topic = "persistent://" + ns + "/testReadFromPartition" + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic, 3); |
| RetentionPolicies retention = new RetentionPolicies(-1, -1); |
| admin.namespaces().setRetention(ns, retention); |
| |
| ProducerBuilder<byte[]> produceBuilder = pulsarClient.newProducer(); |
| produceBuilder.topic(topic); |
| produceBuilder.enableBatching(false); |
| Producer<byte[]> producer = produceBuilder.create(); |
| int totalMsg = 10; |
| // (1) Publish 10 messages with publish-time 5 HOUR back |
| long oldMsgPublishTime = System.currentTimeMillis() - TimeUnit.HOURS.toMillis(5); // 5 hours old |
| for (int i = 0; i < totalMsg; i++) { |
| TypedMessageBuilderImpl<byte[]> msg = (TypedMessageBuilderImpl<byte[]>) producer.newMessage() |
| .value(("old" + i).getBytes()); |
| msg.getMetadataBuilder() |
| .setPublishTime(oldMsgPublishTime) |
| .setSequenceId(i) |
| .setProducerName(producer.getProducerName()) |
| .setReplicatedFrom("us-west1"); |
| msg.send(); |
| } |
| |
| // (2) Publish 10 messages with publish-time 1 HOUR back |
| long newMsgPublishTime = System.currentTimeMillis() - TimeUnit.HOURS.toMillis(1); // 1 hour old |
| MessageId firstMsgId = null; |
| for (int i = 0; i < totalMsg; i++) { |
| TypedMessageBuilderImpl<byte[]> msg = (TypedMessageBuilderImpl<byte[]>) producer.newMessage() |
| .value(("new" + i).getBytes()); |
| msg.getMetadataBuilder() |
| .setPublishTime(newMsgPublishTime) |
| .setProducerName(producer.getProducerName()) |
| .setReplicatedFrom("us-west1"); |
| MessageId msgId = msg.send(); |
| if (firstMsgId == null) { |
| firstMsgId = msgId; |
| } |
| } |
| |
| // (3) Create reader and set position 1 hour back so, it should only read messages which are 2 hours old which |
| // published on step 2 |
| Reader<byte[]> reader = pulsarClient.newReader().topic(topic) |
| .startMessageFromRollbackDuration(2, TimeUnit.HOURS).create(); |
| |
| List<MessageId> receivedMessageIds = Lists.newArrayList(); |
| |
| while (reader.hasMessageAvailable()) { |
| Message<byte[]> msg = reader.readNext(1, TimeUnit.SECONDS); |
| if (msg == null) { |
| break; |
| } |
| receivedMessageIds.add(msg.getMessageId()); |
| } |
| |
| assertEquals(receivedMessageIds.size(), totalMsg); |
| |
| restartBroker(); |
| |
| assertFalse(reader.hasMessageAvailable()); |
| |
| reader.close(); |
| producer.close(); |
| } |
| |
| @Test(timeOut = 10000) |
| public void testRemoveSubscriptionForReaderNeedRemoveCursor() throws IOException, PulsarAdminException { |
| |
| final String topic = "persistent://my-property/my-ns/testRemoveSubscriptionForReaderNeedRemoveCursor" |
| + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic, 3); |
| @Cleanup |
| Reader<byte[]> reader1 = pulsarClient.newReader() |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .create(); |
| |
| @Cleanup |
| Reader<byte[]> reader2 = pulsarClient.newReader() |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .create(); |
| |
| Assert.assertEquals(admin.topics().getSubscriptions(topic).size(), 2); |
| for (PersistentTopicInternalStats value : admin.topics().getPartitionedInternalStats(topic).partitions.values()) { |
| Assert.assertEquals(value.cursors.size(), 2); |
| } |
| |
| reader1.close(); |
| |
| Assert.assertEquals(admin.topics().getSubscriptions(topic).size(), 1); |
| for (PersistentTopicInternalStats value : admin.topics().getPartitionedInternalStats(topic).partitions.values()) { |
| Assert.assertEquals(value.cursors.size(), 1); |
| } |
| |
| reader2.close(); |
| |
| Assert.assertEquals(admin.topics().getSubscriptions(topic).size(), 0); |
| for (PersistentTopicInternalStats value : admin.topics().getPartitionedInternalStats(topic).partitions.values()) { |
| Assert.assertEquals(value.cursors.size(), 0); |
| } |
| |
| } |
| |
| @Test(timeOut = 10000) |
| public void testMultiReaderSeek() throws Exception { |
| String topic = "persistent://my-property/my-ns/testKeyHashRangeReader" + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic, 3); |
| publishMessages(topic,100,false); |
| } |
| |
| @Test |
| public void testMultiTopicSeekByFunction() throws Exception { |
| final String topicName = "persistent://my-property/my-ns/test" + UUID.randomUUID(); |
| int partitionNum = 4; |
| int msgNum = 20; |
| admin.topics().createPartitionedTopic(topicName, partitionNum); |
| publishMessages(topicName, msgNum, false); |
| Reader<byte[]> reader = pulsarClient |
| .newReader().startMessageIdInclusive().startMessageId(MessageId.latest) |
| .topic(topicName).subscriptionName("my-sub").create(); |
| long now = System.currentTimeMillis(); |
| reader.seek((topic) -> now); |
| assertNull(reader.readNext(1, TimeUnit.SECONDS)); |
| |
| reader.seek((topic) -> { |
| TopicName name = TopicName.get(topic); |
| switch (name.getPartitionIndex()) { |
| case 0: |
| return MessageId.latest; |
| case 1: |
| return MessageId.earliest; |
| case 2: |
| return now; |
| case 3: |
| return now - 999999; |
| default: |
| return null; |
| } |
| }); |
| int count = 0; |
| while (true) { |
| Message<byte[]> message = reader.readNext(1, TimeUnit.SECONDS); |
| if (message == null) { |
| break; |
| } |
| count++; |
| } |
| int msgNumInPartition0 = 0; |
| int msgNumInPartition1 = msgNum / partitionNum; |
| int msgNumInPartition2 = 0; |
| int msgNumInPartition3 = msgNum / partitionNum; |
| |
| assertEquals(count, msgNumInPartition0 + msgNumInPartition1 + msgNumInPartition2 + msgNumInPartition3); |
| } |
| |
| @Test |
| public void testMultiTopicSeekByFunctionWithException() throws Exception { |
| final String topicName = "persistent://my-property/my-ns/test" + UUID.randomUUID(); |
| int partitionNum = 4; |
| int msgNum = 20; |
| admin.topics().createPartitionedTopic(topicName, partitionNum); |
| publishMessages(topicName, msgNum, false); |
| Reader<byte[]> reader = pulsarClient |
| .newReader().startMessageIdInclusive().startMessageId(MessageId.latest) |
| .topic(topicName).subscriptionName("my-sub").create(); |
| long now = System.currentTimeMillis(); |
| reader.seek((topic) -> now); |
| assertNull(reader.readNext(1, TimeUnit.SECONDS)); |
| try { |
| reader.seek((topic) -> { |
| TopicName name = TopicName.get(topic); |
| switch (name.getPartitionIndex()) { |
| case 0: |
| throw new RuntimeException("test"); |
| case 1: |
| return MessageId.latest; |
| case 2: |
| return MessageId.earliest; |
| case 3: |
| return now - 999999; |
| default: |
| return null; |
| } |
| }); |
| } catch (Exception e) { |
| assertEquals(e.getMessage(), "test"); |
| assertTrue(e instanceof RuntimeException); |
| } |
| } |
| |
| @Test(timeOut = 20000) |
| public void testMultiTopic() throws Exception { |
| final String topic = "persistent://my-property/my-ns/topic" + UUID.randomUUID(); |
| final String topic2 = "persistent://my-property/my-ns/topic2" + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic2, 3); |
| final String topic3 = "persistent://my-property/my-ns/topic3" + UUID.randomUUID(); |
| List<String> topics = Arrays.asList(topic, topic2, topic3); |
| PulsarClientImpl client = (PulsarClientImpl) pulsarClient; |
| Reader<String> reader = pulsarClient.newReader(Schema.STRING) |
| .startMessageId(MessageId.earliest) |
| .topics(topics).readerName("my-reader").create(); |
| // create producer and send msg |
| List<Producer<String>> producerList = new ArrayList<>(); |
| for (String topicName : topics) { |
| producerList.add(pulsarClient.newProducer(Schema.STRING).topic(topicName).create()); |
| } |
| int msgNum = 10; |
| Set<String> messages = new HashSet<>(); |
| for (int i = 0; i < producerList.size(); i++) { |
| Producer<String> producer = producerList.get(i); |
| for (int j = 0; j < msgNum; j++) { |
| String msg = i + "msg" + j; |
| producer.send(msg); |
| messages.add(msg); |
| } |
| } |
| // receive messages |
| while (reader.hasMessageAvailable()) { |
| messages.remove(reader.readNext(5, TimeUnit.SECONDS).getValue()); |
| } |
| assertEquals(messages.size(), 0); |
| assertEquals(client.consumersCount(), 1); |
| // clean up |
| for (Producer<String> producer : producerList) { |
| producer.close(); |
| } |
| reader.close(); |
| Awaitility.await().untilAsserted(() -> assertEquals(client.consumersCount(), 0)); |
| } |
| |
| @Test(timeOut = 20000) |
| public void testMultiNonPartitionedTopicWithStartMessageId() throws Exception { |
| final String topic1 = "persistent://my-property/my-ns/topic1" + UUID.randomUUID(); |
| final String topic2 = "persistent://my-property/my-ns/topic2" + UUID.randomUUID(); |
| List<String> topics = Arrays.asList(topic1, topic2); |
| PulsarClientImpl client = (PulsarClientImpl) pulsarClient; |
| |
| // create producer and send msg |
| List<Producer<String>> producerList = new ArrayList<>(); |
| for (String topicName : topics) { |
| producerList.add(pulsarClient.newProducer(Schema.STRING).topic(topicName).create()); |
| } |
| int msgNum = 10; |
| Set<String> messages = new HashSet<>(); |
| for (int i = 0; i < producerList.size(); i++) { |
| Producer<String> producer = producerList.get(i); |
| for (int j = 0; j < msgNum; j++) { |
| String msg = i + "msg" + j; |
| producer.send(msg); |
| messages.add(msg); |
| } |
| } |
| Reader<String> reader = pulsarClient.newReader(Schema.STRING) |
| .startMessageId(MessageId.earliest) |
| .topics(topics).readerName("my-reader").create(); |
| // receive messages |
| while (reader.hasMessageAvailable()) { |
| messages.remove(reader.readNext(5, TimeUnit.SECONDS).getValue()); |
| } |
| assertEquals(messages.size(), 0); |
| assertEquals(client.consumersCount(), 1); |
| // clean up |
| for (Producer<String> producer : producerList) { |
| producer.close(); |
| } |
| reader.close(); |
| Awaitility.await().untilAsserted(() -> assertEquals(client.consumersCount(), 0)); |
| } |
| |
| @Test(timeOut = 20000) |
| public void testMultiNonPartitionedTopicWithRollbackDuration() throws Exception { |
| final String topic1 = "persistent://my-property/my-ns/topic1" + UUID.randomUUID(); |
| final String topic2 = "persistent://my-property/my-ns/topic2" + UUID.randomUUID(); |
| List<String> topics = Arrays.asList(topic1, topic2); |
| PulsarClientImpl client = (PulsarClientImpl) pulsarClient; |
| |
| // create producer and send msg |
| List<Producer<String>> producerList = new ArrayList<>(); |
| for (String topicName : topics) { |
| producerList.add(pulsarClient.newProducer(Schema.STRING).topic(topicName).create()); |
| } |
| int totalMsg = 10; |
| Set<String> messages = new HashSet<>(); |
| long oldMsgPublishTime = System.currentTimeMillis() - TimeUnit.HOURS.toMillis(5); // 5 hours old |
| long newMsgPublishTime = System.currentTimeMillis() - TimeUnit.HOURS.toMillis(1); // 5 hours old |
| for (int i = 0; i < producerList.size(); i++) { |
| Producer<String> producer = producerList.get(i); |
| // (1) Publish 10 messages with publish-time 5 HOUR back |
| for (int j = 0; j < totalMsg; j++) { |
| TypedMessageBuilderImpl<String> msg = (TypedMessageBuilderImpl<String>) producer.newMessage() |
| .value(i + "-old-msg-" + j); |
| msg.getMetadataBuilder() |
| .setPublishTime(oldMsgPublishTime) |
| .setProducerName(producer.getProducerName()) |
| .setReplicatedFrom("us-west1"); |
| msg.send(); |
| messages.add(msg.getMessage().getValue()); |
| } |
| // (2) Publish 10 messages with publish-time 1 HOUR back |
| for (int j = 0; j < totalMsg; j++) { |
| TypedMessageBuilderImpl<String> msg = (TypedMessageBuilderImpl<String>) producer.newMessage() |
| .value(i + "-new-msg-" + j); |
| msg.getMetadataBuilder() |
| .setPublishTime(newMsgPublishTime) |
| .setProducerName(producer.getProducerName()) |
| .setReplicatedFrom("us-west1"); |
| msg.send(); |
| messages.add(msg.getMessage().getValue()); |
| } |
| } |
| |
| Reader<String> reader = pulsarClient.newReader(Schema.STRING) |
| .startMessageFromRollbackDuration(2, TimeUnit.HOURS) |
| .topics(topics).readerName("my-reader").create(); |
| // receive messages |
| while (reader.hasMessageAvailable()) { |
| messages.remove(reader.readNext(5, TimeUnit.SECONDS).getValue()); |
| } |
| assertEquals(messages.size(), 2 * totalMsg); |
| for (String message : messages) { |
| assertTrue(message.contains("old-msg")); |
| } |
| assertEquals(client.consumersCount(), 1); |
| // clean up |
| for (Producer<String> producer : producerList) { |
| producer.close(); |
| } |
| reader.close(); |
| Awaitility.await().untilAsserted(() -> assertEquals(client.consumersCount(), 0)); |
| } |
| |
| @Test(timeOut = 10000) |
| public void testKeyHashRangeReader() throws Exception { |
| final List<String> keys = Arrays.asList("0", "1", "2", "3", "4", "5", "6", "7", "8", "9"); |
| final String topic = "persistent://my-property/my-ns/testKeyHashRangeReader" + UUID.randomUUID(); |
| admin.topics().createPartitionedTopic(topic, 3); |
| |
| try { |
| pulsarClient.newReader() |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .keyHashRange(Range.of(0, 10000), Range.of(8000, 12000)) |
| .create(); |
| fail("should failed with unexpected key hash range"); |
| } catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| pulsarClient.newReader() |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .keyHashRange(Range.of(30000, 20000)) |
| .create(); |
| fail("should failed with unexpected key hash range"); |
| } catch (IllegalArgumentException e) { |
| } |
| |
| try { |
| pulsarClient.newReader() |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .keyHashRange(Range.of(80000, 90000)) |
| .create(); |
| fail("should failed with unexpected key hash range"); |
| } catch (IllegalArgumentException e) { |
| } |
| |
| @Cleanup |
| Reader<String> reader = pulsarClient.newReader(Schema.STRING) |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .keyHashRange(Range.of(0, StickyKeyConsumerSelector.DEFAULT_RANGE_SIZE / 2)) |
| .create(); |
| |
| @Cleanup |
| Producer<String> producer = pulsarClient.newProducer(Schema.STRING) |
| .topic(topic) |
| .enableBatching(false) |
| .create(); |
| |
| int expectedMessages = 0; |
| for (String key : keys) { |
| int slot = Murmur3_32Hash.getInstance().makeHash(key.getBytes()) |
| % StickyKeyConsumerSelector.DEFAULT_RANGE_SIZE; |
| if (slot <= StickyKeyConsumerSelector.DEFAULT_RANGE_SIZE / 2) { |
| expectedMessages++; |
| } |
| producer.newMessage() |
| .key(key) |
| .value(key) |
| .send(); |
| } |
| |
| List<String> receivedMessages = new ArrayList<>(); |
| |
| Message<String> msg; |
| do { |
| msg = reader.readNext(1, TimeUnit.SECONDS); |
| if (msg != null) { |
| receivedMessages.add(msg.getValue()); |
| } |
| } while (msg != null); |
| |
| assertTrue(expectedMessages > 0); |
| assertEquals(receivedMessages.size(), expectedMessages); |
| for (String receivedMessage : receivedMessages) { |
| assertTrue(Integer.parseInt(receivedMessage) <= StickyKeyConsumerSelector.DEFAULT_RANGE_SIZE / 2); |
| } |
| |
| } |
| |
| private void testReadMessages(String topic, boolean enableBatch) throws Exception { |
| int numKeys = 9; |
| |
| Set<String> keys = publishMessages(topic, numKeys, enableBatch); |
| Reader<byte[]> reader = pulsarClient.newReader() |
| .topic(topic) |
| .startMessageId(MessageId.earliest) |
| .readerName(subscription) |
| .create(); |
| |
| while (reader.hasMessageAvailable()) { |
| keys.remove(reader.readNext(5, TimeUnit.SECONDS).getKey()); |
| } |
| Assert.assertEquals(keys.size(), 0); |
| |
| Reader<byte[]> readLatest = pulsarClient.newReader().topic(topic).startMessageId(MessageId.latest) |
| .readerName(subscription + "latest").create(); |
| Assert.assertFalse(readLatest.hasMessageAvailable()); |
| } |
| |
| private Set<String> publishMessages(String topic, int count, boolean enableBatch) throws Exception { |
| Set<String> keys = new HashSet<>(); |
| ProducerBuilder<byte[]> builder = pulsarClient.newProducer(); |
| builder.messageRoutingMode(MessageRoutingMode.RoundRobinPartition); |
| // disable periodical flushing |
| builder.batchingMaxPublishDelay(1, TimeUnit.DAYS); |
| builder.topic(topic); |
| if (enableBatch) { |
| builder.enableBatching(true); |
| builder.batchingMaxMessages(count); |
| } else { |
| builder.enableBatching(false); |
| builder.maxPendingMessages(1); |
| } |
| try (Producer<byte[]> producer = builder.create()) { |
| List<CompletableFuture<MessageId>> list = new ArrayList<>(); |
| for (int i = 0; i < count; i++) { |
| String key = "key" + i; |
| byte[] data = ("my-message-" + i).getBytes(); |
| if (enableBatch) { |
| list.add(producer.newMessage().key(key).value(data).sendAsync()); |
| } else { |
| producer.newMessage().key(key).value(data).send(); |
| } |
| keys.add(key); |
| } |
| producer.flush(); |
| FutureUtil.waitForAll(list).get(); |
| } |
| return keys; |
| } |
| |
| } |