| /** |
| * 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 com.google.common.collect.Sets; |
| import io.netty.buffer.ByteBuf; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.CancellationException; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| import org.apache.bookkeeper.mledger.ManagedLedger; |
| import org.apache.commons.lang3.tuple.ImmutableTriple; |
| import org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest; |
| import org.apache.pulsar.broker.service.persistent.PersistentTopic; |
| 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.RawMessage; |
| import org.apache.pulsar.client.api.RawReader; |
| import org.apache.pulsar.common.policies.data.ClusterData; |
| import org.apache.pulsar.common.protocol.Commands; |
| import org.apache.pulsar.common.api.proto.MessageMetadata; |
| import org.apache.pulsar.common.policies.data.TenantInfoImpl; |
| import org.awaitility.Awaitility; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterMethod; |
| import org.testng.annotations.BeforeMethod; |
| import org.testng.annotations.Test; |
| |
| @Test(groups = "flaky") |
| public class RawReaderTest extends MockedPulsarServiceBaseTest { |
| |
| private static final String subscription = "foobar-sub"; |
| |
| @BeforeMethod |
| @Override |
| public 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"))); |
| admin.namespaces().createNamespace("my-property/my-ns", Sets.newHashSet("test")); |
| } |
| |
| @AfterMethod(alwaysRun = true) |
| @Override |
| public void cleanup() throws Exception { |
| super.internalCleanup(); |
| } |
| |
| private Set<String> publishMessages(String topic, int count) throws Exception { |
| return publishMessages(topic, count, false); |
| } |
| |
| private Set<String> publishMessages(String topic, int count, boolean batching) throws Exception { |
| Set<String> keys = new HashSet<>(); |
| |
| try (Producer<byte[]> producer = pulsarClient.newProducer() |
| .enableBatching(batching) |
| // easier to create enough batches with a small batch size |
| .batchingMaxMessages(10) |
| .messageRoutingMode(MessageRoutingMode.SinglePartition) |
| .maxPendingMessages(count) |
| .topic(topic) |
| .create()) { |
| Future<?> lastFuture = null; |
| for (int i = 0; i < count; i++) { |
| String key = "key"+i; |
| byte[] data = ("my-message-" + i).getBytes(); |
| lastFuture = producer.newMessage().key(key).value(data).sendAsync(); |
| keys.add(key); |
| } |
| lastFuture.get(); |
| } |
| return keys; |
| } |
| |
| public static String extractKey(RawMessage m) { |
| ByteBuf headersAndPayload = m.getHeadersAndPayload(); |
| MessageMetadata msgMetadata = Commands.parseMessageMetadata(headersAndPayload); |
| return msgMetadata.getPartitionKey(); |
| } |
| |
| @Test |
| public void testRawReader() throws Exception { |
| int numKeys = 10; |
| |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| Set<String> keys = publishMessages(topic, numKeys); |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| |
| MessageId lastMessageId = reader.getLastMessageIdAsync().get(); |
| while (true) { |
| try (RawMessage m = reader.readNextAsync().get()) { |
| Assert.assertTrue(keys.remove(extractKey(m))); |
| if (lastMessageId.compareTo(m.getMessageId()) == 0) { |
| break; |
| } |
| } |
| } |
| Assert.assertTrue(keys.isEmpty()); |
| } |
| |
| @Test |
| public void testSeekToStart() throws Exception { |
| int numKeys = 10; |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| publishMessages(topic, numKeys); |
| |
| Set<String> readKeys = new HashSet<>(); |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| MessageId lastMessageId = reader.getLastMessageIdAsync().get(); |
| while (true) { |
| try (RawMessage m = reader.readNextAsync().get()) { |
| readKeys.add(extractKey(m)); |
| if (lastMessageId.compareTo(m.getMessageId()) == 0) { |
| break; |
| } |
| } |
| } |
| Assert.assertEquals(readKeys.size(), numKeys); |
| |
| // seek to start, read all keys again, |
| // assert that we read all keys we had read previously |
| reader.seekAsync(MessageId.earliest).get(); |
| while (true) { |
| try (RawMessage m = reader.readNextAsync().get()) { |
| Assert.assertTrue(readKeys.remove(extractKey(m))); |
| if (lastMessageId.compareTo(m.getMessageId()) == 0) { |
| break; |
| } |
| } |
| } |
| Assert.assertTrue(readKeys.isEmpty()); |
| } |
| |
| @Test |
| public void testSeekToMiddle() throws Exception { |
| int numKeys = 10; |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| publishMessages(topic, numKeys); |
| |
| Set<String> readKeys = new HashSet<>(); |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| int i = 0; |
| MessageId seekTo = null; |
| MessageId lastMessageId = reader.getLastMessageIdAsync().get(); |
| |
| while (true) { |
| try (RawMessage m = reader.readNextAsync().get()) { |
| i++; |
| if (i > numKeys/2) { |
| if (seekTo == null) { |
| seekTo = m.getMessageId(); |
| } |
| readKeys.add(extractKey(m)); |
| } |
| if (lastMessageId.compareTo(m.getMessageId()) == 0) { |
| break; |
| } |
| } |
| } |
| Assert.assertEquals(readKeys.size(), numKeys/2); |
| |
| // seek to middle, read all keys again, |
| // assert that we read all keys we had read previously |
| reader.seekAsync(seekTo).get(); |
| while (true) { // should break out with TimeoutException |
| try (RawMessage m = reader.readNextAsync().get()) { |
| Assert.assertTrue(readKeys.remove(extractKey(m))); |
| if (lastMessageId.compareTo(m.getMessageId()) == 0) { |
| break; |
| } |
| } |
| } |
| Assert.assertTrue(readKeys.isEmpty()); |
| } |
| |
| /** |
| * Try to fill the receiver queue, and drain it multiple times |
| */ |
| @Test |
| public void testFlowControl() throws Exception { |
| int numMessages = RawReaderImpl.DEFAULT_RECEIVER_QUEUE_SIZE * 5; |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| publishMessages(topic, numMessages); |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| List<Future<RawMessage>> futures = new ArrayList<>(); |
| Set<String> keys = new HashSet<>(); |
| |
| // +1 to make sure we read past the end |
| for (int i = 0; i < numMessages + 1; i++) { |
| futures.add(reader.readNextAsync()); |
| } |
| int timeouts = 0; |
| for (Future<RawMessage> f : futures) { |
| try (RawMessage m = f.get(1, TimeUnit.SECONDS)) { |
| // Assert each key is unique |
| String key = extractKey(m); |
| Assert.assertTrue( |
| keys.add(key), |
| "Received duplicated key '" + key + "' : already received keys = " + keys); |
| } catch (TimeoutException te) { |
| timeouts++; |
| } |
| } |
| Assert.assertEquals(timeouts, 1); |
| Assert.assertEquals(keys.size(), numMessages); |
| } |
| |
| @Test |
| public void testFlowControlBatch() throws Exception { |
| int numMessages = RawReaderImpl.DEFAULT_RECEIVER_QUEUE_SIZE * 5; |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| publishMessages(topic, numMessages, true); |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| Set<String> keys = new HashSet<>(); |
| |
| while (true) { |
| try (RawMessage m = reader.readNextAsync().get(1, TimeUnit.SECONDS)) { |
| Assert.assertTrue(RawBatchConverter.isReadableBatch(m)); |
| List<ImmutableTriple<MessageId, String, Integer>> batchKeys = RawBatchConverter.extractIdsAndKeysAndSize(m); |
| // Assert each key is unique |
| for (ImmutableTriple<MessageId, String, Integer> pair : batchKeys) { |
| String key = pair.middle; |
| Assert.assertTrue( |
| keys.add(key), |
| "Received duplicated key '" + key + "' : already received keys = " + keys); |
| } |
| } catch (TimeoutException te) { |
| break; |
| } |
| } |
| Assert.assertEquals(keys.size(), numMessages); |
| } |
| |
| @Test |
| public void testBatchingExtractKeysAndIds() throws Exception { |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| try (Producer<byte[]> producer = pulsarClient.newProducer().topic(topic) |
| .maxPendingMessages(3) |
| .enableBatching(true) |
| .batchingMaxMessages(3) |
| .batchingMaxPublishDelay(1, TimeUnit.HOURS) |
| .messageRoutingMode(MessageRoutingMode.SinglePartition) |
| .create()) { |
| producer.newMessage().key("key1").value("my-content-1".getBytes()).sendAsync(); |
| producer.newMessage().key("key2").value("my-content-2".getBytes()).sendAsync(); |
| producer.newMessage().key("key3").value("my-content-3".getBytes()).send(); |
| } |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| try (RawMessage m = reader.readNextAsync().get()) { |
| List<ImmutableTriple<MessageId, String, Integer>> idsAndKeys = RawBatchConverter.extractIdsAndKeysAndSize(m); |
| |
| Assert.assertEquals(idsAndKeys.size(), 3); |
| |
| // assert message ids are in correct order |
| Assert.assertTrue(idsAndKeys.get(0).getLeft().compareTo(idsAndKeys.get(1).getLeft()) < 0); |
| Assert.assertTrue(idsAndKeys.get(1).getLeft().compareTo(idsAndKeys.get(2).getLeft()) < 0); |
| |
| // assert keys are as expected |
| Assert.assertEquals(idsAndKeys.get(0).getMiddle(), "key1"); |
| Assert.assertEquals(idsAndKeys.get(1).getMiddle(), "key2"); |
| Assert.assertEquals(idsAndKeys.get(2).getMiddle(), "key3"); |
| } finally { |
| reader.closeAsync().get(); |
| } |
| } |
| |
| @Test |
| public void testBatchingRebatch() throws Exception { |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| try (Producer<byte[]> producer = pulsarClient.newProducer().topic(topic) |
| .maxPendingMessages(3) |
| .enableBatching(true) |
| .batchingMaxMessages(3) |
| .batchingMaxPublishDelay(1, TimeUnit.HOURS) |
| .messageRoutingMode(MessageRoutingMode.SinglePartition) |
| .create()) { |
| producer.newMessage().key("key1").value("my-content-1".getBytes()).sendAsync(); |
| producer.newMessage().key("key2").value("my-content-2".getBytes()).sendAsync(); |
| producer.newMessage().key("key3").value("my-content-3".getBytes()).send(); |
| } |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| try (RawMessage m1 = reader.readNextAsync().get()) { |
| RawMessage m2 = RawBatchConverter.rebatchMessage(m1, (key, id) -> key.equals("key2")).get(); |
| List<ImmutableTriple<MessageId, String, Integer>> idsAndKeys = RawBatchConverter.extractIdsAndKeysAndSize(m2); |
| Assert.assertEquals(idsAndKeys.size(), 1); |
| Assert.assertEquals(idsAndKeys.get(0).getMiddle(), "key2"); |
| m2.close(); |
| Assert.assertEquals(m1.getHeadersAndPayload().refCnt(), 1); |
| } finally { |
| reader.closeAsync().get(); |
| } |
| } |
| |
| @Test |
| public void testAcknowledgeWithProperties() throws Exception { |
| int numKeys = 10; |
| |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| |
| Set<String> keys = publishMessages(topic, numKeys); |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| MessageId lastMessageId = reader.getLastMessageIdAsync().get(); |
| |
| while (true) { |
| try (RawMessage m = reader.readNextAsync().get()) { |
| Assert.assertTrue(keys.remove(extractKey(m))); |
| |
| if (lastMessageId.compareTo(m.getMessageId()) == 0) { |
| break; |
| } |
| } |
| } |
| Assert.assertTrue(keys.isEmpty()); |
| |
| Map<String,Long> properties = new HashMap<>(); |
| properties.put("foobar", 0xdeadbeefdecaL); |
| reader.acknowledgeCumulativeAsync(lastMessageId, properties).get(); |
| |
| PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topic).get(); |
| ManagedLedger ledger = topicRef.getManagedLedger(); |
| |
| Awaitility.await() |
| |
| .untilAsserted(() -> |
| Assert.assertEquals( |
| ledger.openCursor(subscription).getProperties().get("foobar"), |
| Long.valueOf(0xdeadbeefdecaL))); |
| |
| } |
| |
| @Test |
| public void testReadCancellationOnClose() throws Exception { |
| int numKeys = 10; |
| |
| String topic = "persistent://my-property/my-ns/my-raw-topic"; |
| publishMessages(topic, numKeys/2); |
| |
| RawReader reader = RawReader.create(pulsarClient, topic, subscription).get(); |
| List<Future<RawMessage>> futures = new ArrayList<>(); |
| for (int i = 0; i < numKeys; i++) { |
| futures.add(reader.readNextAsync()); |
| } |
| |
| for (int i = 0; i < numKeys/2; i++) { |
| futures.remove(0).get(); // complete successfully |
| } |
| reader.closeAsync().get(); |
| while (!futures.isEmpty()) { |
| try { |
| futures.remove(0).get(); |
| Assert.fail("Should have been cancelled"); |
| } catch (CancellationException ee) { |
| // correct behaviour |
| } |
| } |
| } |
| } |