| /** |
| * 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.testng.Assert.assertEquals; |
| import static org.testng.Assert.fail; |
| |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| import org.apache.pulsar.client.api.Producer; |
| import org.awaitility.Awaitility; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterMethod; |
| import org.testng.annotations.Test; |
| |
| @Test(groups = "broker") |
| public class MessagePublishBufferThrottleTest extends BrokerTestBase { |
| |
| @Override |
| protected void setup() throws Exception { |
| //No-op |
| } |
| |
| @AfterMethod(alwaysRun = true) |
| @Override |
| protected void cleanup() throws Exception { |
| super.internalCleanup(); |
| resetConfig(); |
| } |
| |
| @Test |
| public void testMessagePublishBufferThrottleDisabled() throws Exception { |
| conf.setMaxMessagePublishBufferSizeInMB(-1); |
| super.baseSetup(); |
| final String topic = "persistent://prop/ns-abc/testMessagePublishBufferThrottleDisabled"; |
| Producer<byte[]> producer = pulsarClient.newProducer() |
| .topic(topic) |
| .producerName("producer-name") |
| .create(); |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| |
| mockBookKeeper.addEntryDelay(1, TimeUnit.SECONDS); |
| |
| // Make sure the producer can publish successfully |
| byte[] payload = new byte[1024 * 1024]; |
| for (int i = 0; i < 10; i++) { |
| producer.sendAsync(payload); |
| } |
| producer.flush(); |
| |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| } |
| |
| @Test |
| public void testMessagePublishBufferThrottleEnable() throws Exception { |
| conf.setMaxMessagePublishBufferSizeInMB(1); |
| super.baseSetup(); |
| |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| final String topic = "persistent://prop/ns-abc/testMessagePublishBufferThrottleEnable"; |
| Producer<byte[]> producer = pulsarClient.newProducer() |
| .topic(topic) |
| .producerName("producer-name") |
| .create(); |
| |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| |
| mockBookKeeper.addEntryDelay(1, TimeUnit.SECONDS); |
| |
| byte[] payload = new byte[1024 * 1024]; |
| for (int i = 0; i < 10; i++) { |
| producer.sendAsync(payload); |
| } |
| |
| Awaitility.await().untilAsserted( |
| () -> Assert.assertEquals(pulsar.getBrokerService().getPausedConnections(), 1L)); |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 1); |
| |
| producer.flush(); |
| |
| Awaitility.await().untilAsserted( |
| () -> Assert.assertEquals(pulsar.getBrokerService().getPausedConnections(), 0L)); |
| |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| } |
| |
| @Test |
| public void testBlockByPublishRateLimiting() throws Exception { |
| conf.setMaxMessagePublishBufferSizeInMB(1); |
| super.baseSetup(); |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| final String topic = "persistent://prop/ns-abc/testBlockByPublishRateLimiting"; |
| Producer<byte[]> producer = pulsarClient.newProducer() |
| .topic(topic) |
| .producerName("producer-name") |
| .create(); |
| Topic topicRef = pulsar.getBrokerService().getTopicReference(topic).get(); |
| Assert.assertNotNull(topicRef); |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0); |
| |
| mockBookKeeper.addEntryDelay(5, TimeUnit.SECONDS); |
| |
| // Block by publish buffer. |
| byte[] payload = new byte[1024 * 1024]; |
| for (int i = 0; i < 10; i++) { |
| producer.sendAsync(payload); |
| } |
| |
| Awaitility.await().untilAsserted(() -> assertEquals(pulsar.getBrokerService().getPausedConnections(), 1)); |
| |
| CompletableFuture<Void> flushFuture = producer.flushAsync(); |
| |
| // Block by publish rate. |
| // After 1 second, the message buffer throttling will be lifted, but the rate limiting will still be in place. |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 1); |
| try { |
| flushFuture.get(2, TimeUnit.SECONDS); |
| fail("Should have timed out"); |
| } catch (TimeoutException e) { |
| // Ok |
| } |
| |
| flushFuture.join(); |
| |
| Awaitility.await().untilAsserted(() -> |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0)); |
| |
| // Resume message publish. |
| ((AbstractTopic)topicRef).producers.get("producer-name").getCnx().enableCnxAutoRead(); |
| |
| flushFuture.get(); |
| Awaitility.await().untilAsserted(() -> |
| assertEquals(pulsar.getBrokerService().getPausedConnections(), 0)); |
| } |
| } |