ARTEMIS-4936 verify response correlationId when using Core client

If, for whatever reason, the response for a packet sent with blocking
semantics is never returned it's possible that an async response
received in the interventing time will be interpreted as the current
response. This is because ChannelImpl does not verify the correlation
ID set on the response packet when it is received.

artemis-core-client/src/main/java/org/apache/activemq/artemis/core/protocol/core/impl/ChannelImpl.java

@@ -546,7 +546,7 @@ public final class ChannelImpl implements Channel {
                throw ActiveMQClientMessageBundle.BUNDLE.unblockingACall(cause);
             }
 
-            if (response == null) {
+            if (response == null || (response.getType() != PacketImpl.EXCEPTION && response.getCorrelationID() != packet.getCorrelationID())) {
                ActiveMQException e = ActiveMQClientMessageBundle.BUNDLE.timedOutSendingPacket(connection.getBlockingCallTimeout(), packet.getType());
                connection.asyncFail(e);
                throw e;

tests/integration-tests/src/test/java/org/apache/activemq/artemis/tests/integration/client/ConfirmationWindowTest.java

@@ -0,0 +1,137 @@
+/*
+ * 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
+ * <br>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <br>
+ * 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.activemq.artemis.tests.integration.client;
+
+import java.lang.invoke.MethodHandles;
+
+import org.apache.activemq.artemis.api.core.ActiveMQTransactionOutcomeUnknownException;
+import org.apache.activemq.artemis.api.core.ActiveMQUnBlockedException;
+import org.apache.activemq.artemis.api.core.Interceptor;
+import org.apache.activemq.artemis.api.core.QueueConfiguration;
+import org.apache.activemq.artemis.api.core.RoutingType;
+import org.apache.activemq.artemis.api.core.client.ClientProducer;
+import org.apache.activemq.artemis.api.core.client.ClientSession;
+import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
+import org.apache.activemq.artemis.api.core.client.ServerLocator;
+import org.apache.activemq.artemis.core.protocol.core.Packet;
+import org.apache.activemq.artemis.core.protocol.core.impl.PacketImpl;
+import org.apache.activemq.artemis.core.server.ActiveMQServer;
+import org.apache.activemq.artemis.spi.core.protocol.RemotingConnection;
+import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
+import org.apache.activemq.artemis.utils.RandomUtil;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import static org.junit.jupiter.api.Assertions.fail;
+
+public class ConfirmationWindowTest extends ActiveMQTestBase {
+
+   protected ActiveMQServer server;
+   private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
+
+   @Override
+   @BeforeEach
+   public void setUp() throws Exception {
+      super.setUp();
+      server = createServer(false, createDefaultNettyConfig());
+      server.start();
+   }
+
+   @Test
+   public void testMissingResponse() throws Exception {
+      // the test will always succeed if confirmationWindowSize = -1
+      final int confirmationWindowSize = 1024 * 1024;
+
+      // use a short callTimeout to speed up the test
+      final int callTimeout = 2000;
+
+      final int totalMessagesToSend = 1000;
+      final int maxChunkSize = 99;
+      String queueName = RandomUtil.randomString();
+
+      server.createQueue(QueueConfiguration.of(queueName).setAddress(queueName).setRoutingType(RoutingType.ANYCAST));
+
+      /* artificially prevent the broker from responding to the last commit from the client; this will simulate the
+       * original error condition
+       */
+      server.getRemotingService().addIncomingInterceptor(new Interceptor() {
+         private int commitCount = 0;
+         @Override
+         public boolean intercept(Packet packet, RemotingConnection connection) {
+            if (packet.getType() == PacketImpl.SESS_COMMIT) {
+               if (++commitCount > (totalMessagesToSend / maxChunkSize)) {
+                  log.info("Blocking commit");
+                  return false;
+               }
+            }
+            return true;
+         }
+      });
+
+      /* slow down responses for message receipts at the end to help ensure they arrive at the client *after* it sends
+       * the last commit packet and begins listening for the commit response; without the fix one of these message
+       * receipt responses would be mistaken for the commit response
+       */
+      server.getRemotingService().addOutgoingInterceptor(new Interceptor() {
+         private int responseCount = 0;
+         @Override
+         public boolean intercept(Packet packet, RemotingConnection connection) {
+            if (++responseCount > totalMessagesToSend && packet.getType() == PacketImpl.NULL_RESPONSE && packet.getCorrelationID() > 0) {
+               try {
+                  log.info("Slowing responses");
+                  Thread.sleep(50);
+               } catch (InterruptedException e) {
+                  throw new RuntimeException(e);
+               }
+            }
+            return true;
+         }
+      });
+
+      ServerLocator locator = createNonHALocator(true);
+      locator.setConfirmationWindowSize(confirmationWindowSize);
+      locator.setCallTimeout(callTimeout);
+
+      // send a bunch of messages committing chunks along the way with a small commit at the end for the leftovers
+      try (ClientSessionFactory sessionFactory = locator.createSessionFactory();
+           ClientSession session = sessionFactory.createSession(false, false, false)) {
+         ClientProducer producer = session.createProducer(queueName);
+         int chunkSize = 0;
+         for (int i = 1; i <= totalMessagesToSend; i++) {
+            producer.send(session.createMessage(true));
+            chunkSize++;
+            if (i % maxChunkSize == 0) {
+               log.info("Committing {} messages...", chunkSize);
+               session.commit();
+               log.info("Commit succeeded.");
+               chunkSize = 0;
+            }
+         }
+         if (chunkSize > 0) {
+            log.info("Committing {} messages.", chunkSize);
+            // this commit will be blocked by the previously defined incoming interceptor
+            session.commit();
+            fail("Commit should have timed out & failed.");
+         }
+      } catch (ActiveMQTransactionOutcomeUnknownException | ActiveMQUnBlockedException e) {
+         // expected
+      }
+   }
+}