/*
* 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.activemq.artemis.tests.extras.byteman;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.core.config.ScaleDownConfiguration;
import org.apache.activemq.artemis.core.config.ha.LiveOnlyPolicyConfiguration;
import org.apache.activemq.artemis.core.server.cluster.impl.MessageLoadBalancingType;
import org.apache.activemq.artemis.tests.integration.cluster.distribution.ClusterTestBase;
import org.jboss.byteman.contrib.bmunit.BMRule;
import org.jboss.byteman.contrib.bmunit.BMUnitRunner;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(BMUnitRunner.class)
public class ScaleDownFailureTest extends ClusterTestBase {
@Override
@Before
public void setUp() throws Exception {
super.setUp();
setupLiveServer(0, isFileStorage(), false, isNetty(), true);
setupLiveServer(1, isFileStorage(), false, isNetty(), true);
if (isGrouped()) {
ScaleDownConfiguration scaleDownConfiguration = new ScaleDownConfiguration();
scaleDownConfiguration.setGroupName("bill");
((LiveOnlyPolicyConfiguration) servers[0].getConfiguration().getHAPolicyConfiguration()).setScaleDownConfiguration(scaleDownConfiguration);
((LiveOnlyPolicyConfiguration) servers[1].getConfiguration().getHAPolicyConfiguration()).setScaleDownConfiguration(scaleDownConfiguration);
}
setupClusterConnection("cluster0", "queues", MessageLoadBalancingType.ON_DEMAND, 1, isNetty(), 0, 1);
setupClusterConnection("cluster1", "queues", MessageLoadBalancingType.ON_DEMAND, 1, isNetty(), 1, 0);
startServers(0, 1);
setupSessionFactory(0, isNetty());
setupSessionFactory(1, isNetty());
}
protected boolean isNetty() {
return true;
}
protected boolean isGrouped() {
return false;
}
@Test
@BMRule(
name = "blow-up",
targetClass = "org.apache.activemq.artemis.api.core.client.ServerLocator",
targetMethod = "createSessionFactory(org.apache.activemq.artemis.api.core.TransportConfiguration, int, boolean)",
isInterface = true,
targetLocation = "ENTRY",
action = "throw new Exception()")
public void testScaleDownWhenRemoteServerIsUnavailable() throws Exception {
final int TEST_SIZE = 1;
final String addressName = "testAddress";
final String queueName1 = "testQueue1";
final String queueName2 = "testQueue2";
// create 2 queues on each node mapped to the same address
createQueue(0, addressName, queueName1, null, false);
createQueue(0, addressName, queueName2, null, false);
createQueue(1, addressName, queueName1, null, false);
createQueue(1, addressName, queueName2, null, false);
// send messages to node 0
send(0, addressName, TEST_SIZE, false, null);
// consume a message from node 0
addConsumer(0, 0, queueName2, null, false);
ClientMessage clientMessage = consumers[0].getConsumer().receive();
Assert.assertNotNull(clientMessage);
clientMessage.acknowledge();
consumers[0].getSession().commit();
removeConsumer(0);
servers[0].stop();
addConsumer(0, 1, queueName1, null);
clientMessage = consumers[0].getConsumer().receive(250);
Assert.assertNull(clientMessage);
}
}