jinmeiliao commented on a change in pull request #7267: URL: https://github.com/apache/geode/pull/7267#discussion_r785058213
########## File path: geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/SlowDispatcherDUnitTest.java ########## @@ -0,0 +1,160 @@ +/* + * + * 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.geode.internal.cache.tier.sockets; + +import static org.apache.geode.distributed.ConfigurationProperties.DURABLE_CLIENT_ID; +import static org.apache.geode.distributed.ConfigurationProperties.SECURITY_CLIENT_AUTH_INIT; +import static org.apache.geode.test.awaitility.GeodeAwaitility.await; +import static org.assertj.core.api.Assertions.assertThat; + +import java.util.stream.IntStream; + +import org.apache.logging.log4j.Logger; +import org.junit.Before; +import org.junit.Rule; +import org.junit.Test; + +import org.apache.geode.cache.EntryEvent; +import org.apache.geode.cache.InterestResultPolicy; +import org.apache.geode.cache.Region; +import org.apache.geode.cache.RegionEvent; +import org.apache.geode.cache.RegionShortcut; +import org.apache.geode.cache.client.ClientCache; +import org.apache.geode.cache.client.ClientRegionShortcut; +import org.apache.geode.cache.client.internal.Endpoint; +import org.apache.geode.cache.client.internal.PoolImpl; +import org.apache.geode.cache.util.CacheListenerAdapter; +import org.apache.geode.logging.internal.log4j.api.LogService; +import org.apache.geode.security.UpdatableUserAuthInitialize; +import org.apache.geode.test.dunit.AsyncInvocation; +import org.apache.geode.test.dunit.rules.ClientVM; +import org.apache.geode.test.dunit.rules.ClusterStartupRule; +import org.apache.geode.test.dunit.rules.MemberVM; +import org.apache.geode.test.dunit.rules.SerializableFunction; +import org.apache.geode.test.junit.rules.ClientCacheRule; +import org.apache.geode.test.junit.rules.ServerStarterRule; + +public class SlowDispatcherDUnitTest { + public static final String PARTITION_REGION = "partitionRegion"; + private MemberVM locator; + private MemberVM server1; + private MemberVM server2; + + @Rule + public ClusterStartupRule cluster = new ClusterStartupRule(); + + @Rule + public ClientCacheRule clientCacheRule = new ClientCacheRule(); + + @Before + public void setup() { + locator = cluster.startLocatorVM(0); + int locatorPort = locator.getPort(); + SerializableFunction<ServerStarterRule> serverStartRule = + s -> s.withRegion(RegionShortcut.PARTITION, PARTITION_REGION) + .withSystemProperty("slowStartTimeForTesting", "10000") + .withConnectionToLocator(locatorPort); + server1 = cluster.startServerVM(1, serverStartRule); + server2 = cluster.startServerVM(2, serverStartRule); + + MemberVM.invokeInEveryMember(() -> { + CacheClientProxy.isSlowStartForTesting = true; + }, server1, server2); + } + + private static KeyValueCacheListener myListener; + + @Test + public void registeredInterest_durableClient_kill_primarySever_receives_marker() + throws Exception { + int locatorPort = locator.getPort(); + int server1Port = server1.getPort(); + int server2Port = server2.getPort(); + ClientVM clientVM = cluster.startClientVM(3, + c -> c.withProperty(DURABLE_CLIENT_ID, "123456") + .withCacheSetup( + a -> a.setPoolSubscriptionRedundancy(2).setPoolSubscriptionEnabled(true) + .setPoolMinConnections(2)) + .withServerConnection(server1Port, server2Port)); + + clientVM.invoke(() -> { + myListener = new KeyValueCacheListener(); + ClientCache clientCache = ClusterStartupRule.getClientCache(); + Region<Object, Object> clientRegion = + clientCache.createClientRegionFactory(ClientRegionShortcut.CACHING_PROXY) + .addCacheListener(myListener) + .create(PARTITION_REGION); + clientRegion.registerInterestForAllKeys(InterestResultPolicy.KEYS, true); + clientCache.readyForEvents(); + }); + + // create another client to do puts + ClientVM putClient = cluster.startClientVM(4, + c -> c.withProperty(SECURITY_CLIENT_AUTH_INIT, UpdatableUserAuthInitialize.class.getName()) + .withPoolSubscription(false) + .withLocatorConnection(locatorPort)); + AsyncInvocation putAsync = putClient.invokeAsync(() -> { + UpdatableUserAuthInitialize.setUser("putter"); + Region<Object, Object> proxyRegion = + ClusterStartupRule.clientCacheRule.createProxyRegion(PARTITION_REGION); + IntStream.range(0, 50).forEach(i -> proxyRegion.put("key", i)); + }); + + Boolean server1IsPrimary = clientVM.invoke(() -> { + ClientCache clientCache = ClusterStartupRule.getClientCache(); + Endpoint endpoint = + ((PoolImpl) clientCache.getDefaultPool()).getPrimaryConnection().getEndpoint(); + return endpoint.toString().contains("server-1"); + }); + + MemberVM primary; + if (server1IsPrimary) { + primary = server1; + } else { + primary = server2; + } + + primary.stop(); + putAsync.await(); + + // make sure the client still gets all the events + clientVM.invoke(() -> { + Region clientRegion = ClusterStartupRule.getClientCache().getRegion(PARTITION_REGION); + await().untilAsserted(() -> assertThat(myListener.updateEventCount).isEqualTo(49)); + assertThat(myListener.markerEventCount).isEqualTo(1); + assertThat(clientRegion.getEntry("key").getValue()).isEqualTo(49); + }); + + } + + public static class KeyValueCacheListener extends CacheListenerAdapter<Object, Object> { + private static Logger logger = LogService.getLogger(); + public int updateEventCount; + public int markerEventCount; + + @Override + public void afterUpdate(EntryEvent event) { + logger.info("Jinmei: got event {}", event.getOperation().toString()); 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