| /** |
| * 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.proxy.server; |
| |
| import static org.mockito.Mockito.doReturn; |
| import static org.testng.Assert.assertTrue; |
| |
| import java.util.Optional; |
| import java.util.concurrent.TimeUnit; |
| |
| import lombok.Cleanup; |
| |
| import org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest; |
| import org.apache.pulsar.broker.authentication.AuthenticationService; |
| import org.apache.pulsar.client.api.Producer; |
| import org.apache.pulsar.client.api.PulsarClient; |
| import org.apache.pulsar.client.api.Schema; |
| import org.apache.pulsar.common.configuration.PulsarConfigurationLoader; |
| import org.mockito.Mockito; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterMethod; |
| import org.testng.annotations.BeforeMethod; |
| import org.testng.annotations.Test; |
| |
| public class ProxyLookupThrottlingTest extends MockedPulsarServiceBaseTest { |
| |
| private final String DUMMY_VALUE = "DUMMY_VALUE"; |
| private final int NUM_CONCURRENT_LOOKUP = 3; |
| private final int NUM_CONCURRENT_INBOUND_CONNECTION = 5; |
| private ProxyService proxyService; |
| private ProxyConfiguration proxyConfig = new ProxyConfiguration(); |
| |
| @Override |
| @BeforeMethod |
| protected void setup() throws Exception { |
| internalSetup(); |
| |
| proxyConfig.setServicePort(Optional.of(0)); |
| proxyConfig.setZookeeperServers(DUMMY_VALUE); |
| proxyConfig.setConfigurationStoreServers(DUMMY_VALUE); |
| proxyConfig.setMaxConcurrentLookupRequests(NUM_CONCURRENT_LOOKUP); |
| proxyConfig.setMaxConcurrentInboundConnections(NUM_CONCURRENT_INBOUND_CONNECTION); |
| |
| AuthenticationService authenticationService = new AuthenticationService( |
| PulsarConfigurationLoader.convertFrom(proxyConfig)); |
| proxyService = Mockito.spy(new ProxyService(proxyConfig, authenticationService)); |
| doReturn(mockZooKeeperClientFactory).when(proxyService).getZooKeeperClientFactory(); |
| |
| proxyService.start(); |
| } |
| |
| @Override |
| @AfterMethod |
| protected void cleanup() throws Exception { |
| internalCleanup(); |
| proxyService.close(); |
| } |
| |
| @Test |
| public void testLookup() throws Exception { |
| @Cleanup |
| PulsarClient client = PulsarClient.builder() |
| .serviceUrl(proxyService.getServiceUrl()) |
| .connectionsPerBroker(5) |
| .ioThreads(5) |
| .operationTimeout(1000, TimeUnit.MILLISECONDS) |
| .build(); |
| assertTrue(proxyService.getLookupRequestSemaphore().tryAcquire()); |
| assertTrue(proxyService.getLookupRequestSemaphore().tryAcquire()); |
| |
| @Cleanup |
| Producer<byte[]> producer1 = client.newProducer(Schema.BYTES).topic("persistent://sample/test/local/producer-topic") |
| .create(); |
| assertTrue(proxyService.getLookupRequestSemaphore().tryAcquire()); |
| try { |
| @Cleanup |
| Producer<byte[]> producer2 = client.newProducer(Schema.BYTES).topic("persistent://sample/test/local/producer-topic") |
| .create(); |
| Assert.fail("Should have failed since can't acquire LookupRequestSemaphore"); |
| } catch (Exception ex) { |
| // Ignore |
| } |
| Assert.assertEquals(LookupProxyHandler.rejectedPartitionsMetadataRequests.get(), 5.0d); |
| proxyService.getLookupRequestSemaphore().release(); |
| try { |
| @Cleanup |
| Producer<byte[]> producer3 = client.newProducer(Schema.BYTES).topic("persistent://sample/test/local/producer-topic") |
| .create(); |
| } catch (Exception ex) { |
| Assert.fail("Should not have failed since can acquire LookupRequestSemaphore"); |
| } |
| |
| Assert.assertEquals(LookupProxyHandler.rejectedPartitionsMetadataRequests.get(), 5.0d); |
| } |
| } |