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IGNITE-20424 Added client session outbound message queue size limit (#…
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121 changes: 121 additions & 0 deletions
121
.../java/org/apache/ignite/internal/processors/odbc/ClientSessionOutboundQueueLimitTest.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. | ||
| */ | ||
|
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| package org.apache.ignite.internal.processors.odbc; | ||
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| import java.util.ArrayList; | ||
| import java.util.Collection; | ||
| import java.util.concurrent.ThreadLocalRandom; | ||
| import java.util.concurrent.atomic.AtomicBoolean; | ||
| import java.util.concurrent.atomic.AtomicInteger; | ||
| import org.apache.ignite.Ignition; | ||
| import org.apache.ignite.client.ClientCache; | ||
| import org.apache.ignite.client.IgniteClient; | ||
| import org.apache.ignite.client.events.ConnectionClosedEvent; | ||
| import org.apache.ignite.client.events.ConnectionEventListener; | ||
| import org.apache.ignite.configuration.ClientConfiguration; | ||
| import org.apache.ignite.configuration.ClientConnectorConfiguration; | ||
| import org.apache.ignite.configuration.IgniteConfiguration; | ||
| import org.apache.ignite.internal.IgniteEx; | ||
| import org.apache.ignite.internal.IgniteInternalFuture; | ||
| import org.apache.ignite.internal.util.typedef.internal.U; | ||
| import org.apache.ignite.testframework.GridTestUtils; | ||
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; | ||
| import org.junit.Test; | ||
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| import static org.apache.ignite.testframework.GridTestUtils.setFieldValue; | ||
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| /** */ | ||
| public class ClientSessionOutboundQueueLimitTest extends GridCommonAbstractTest { | ||
| /** */ | ||
| public static final int MSG_QUEUE_LIMIT = 100; | ||
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| /** {@inheritDoc} */ | ||
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { | ||
| return super.getConfiguration(igniteInstanceName) | ||
| .setClientConnectorConfiguration(new ClientConnectorConfiguration() | ||
| .setSessionOutboundMessageQueueLimit(MSG_QUEUE_LIMIT)); | ||
| } | ||
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| /** | ||
| * Test scenario: | ||
| * 1. Thin client performs huge amount of async cache get requests. It does not matter if they belong to unique keys. | ||
| * 2. Server accepts all of them and prepares responses that are accumulated in the thin client session outbound | ||
| * message queue. | ||
| * 3. Programmatically, we limit the thin client's ability to receive messages from the server, causing the message | ||
| * queue to eventually become full. | ||
| * 4. Checks that thin client is disconnected from the cluster and all requests in progress are failed. | ||
| */ | ||
| @Test | ||
| public void testClientSessionOutboundQueueLimit() throws Exception { | ||
| startGrid(0); | ||
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| AtomicBoolean isCliDisconnected = new AtomicBoolean(false); | ||
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| try ( | ||
| IgniteClient cli = Ignition.startClient(new ClientConfiguration() | ||
| .setAddresses("127.0.0.1:10800") | ||
| .setEventListeners(new ConnectionEventListener() { | ||
| @Override public void onConnectionClosed(ConnectionClosedEvent event) { | ||
| isCliDisconnected.set(true); | ||
| } | ||
| })) | ||
| ) { | ||
| ClientCache<Integer, byte[]> cache = cli.getOrCreateCache(DEFAULT_CACHE_NAME); | ||
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| byte[] val = new byte[4096]; | ||
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| ThreadLocalRandom.current().nextBytes(val); | ||
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| cache.put(0, val); | ||
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| skipClientWrite(grid(0), true); | ||
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| Collection<IgniteInternalFuture<byte[]>> futs = new ArrayList<>(); | ||
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| try { | ||
| while (!isCliDisconnected.get()) | ||
| futs.add(GridTestUtils.runAsync(() -> cache.get(0))); | ||
| } | ||
| finally { | ||
| skipClientWrite(grid(0), false); | ||
| } | ||
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| AtomicInteger failedReqsCntr = new AtomicInteger(); | ||
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| futs.forEach(fut -> { | ||
| try { | ||
| fut.get(); | ||
| } | ||
| catch (Exception e) { | ||
| assertTrue(e.getMessage().contains("Channel is closed")); | ||
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| failedReqsCntr.incrementAndGet(); | ||
| } | ||
| }); | ||
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| assertTrue(failedReqsCntr.get() >= MSG_QUEUE_LIMIT); | ||
| } | ||
| } | ||
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| /** */ | ||
| private void skipClientWrite(IgniteEx ignite, boolean skip) { | ||
| ClientListenerProcessor cliPrc = ignite.context().clientListener(); | ||
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| setFieldValue(U.field(cliPrc, "srv"), "skipWrite", skip); | ||
| } | ||
| } |
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