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   * 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
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   *
   *     http://www.apache.org/licenses/LICENSE-2.0
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   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
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   * See the License for the specific language governing permissions and
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  package org.apache.activemq.artemis.tests.integration.cluster.failover;
  
  import java.lang.invoke.MethodHandles;
  import java.util.HashMap;
  import java.util.Map;
  
  import org.apache.activemq.artemis.api.core.TransportConfiguration;
  import org.apache.activemq.artemis.api.core.client.ClientSession;
  import org.apache.activemq.artemis.api.core.client.ServerLocator;
  import org.apache.activemq.artemis.core.client.impl.ClientSessionFactoryInternal;
  import org.apache.activemq.artemis.core.client.impl.ServerLocatorInternal;
  import org.apache.activemq.artemis.core.config.Configuration;
  import org.apache.activemq.artemis.core.config.ha.ReplicaPolicyConfiguration;
  import org.apache.activemq.artemis.core.config.ha.ReplicatedPolicyConfiguration;
  import org.apache.activemq.artemis.core.config.ha.SharedStorePrimaryPolicyConfiguration;
  import org.apache.activemq.artemis.core.config.ha.SharedStoreBackupPolicyConfiguration;
  import org.apache.activemq.artemis.core.server.NodeManager;
  import org.apache.activemq.artemis.core.server.impl.InVMNodeManager;
  import org.apache.activemq.artemis.tests.integration.cluster.util.SameProcessActiveMQServer;
  import org.apache.activemq.artemis.tests.integration.cluster.util.TestableServer;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class MultiplePrimariesMultipleBackupsFailoverTest extends MultipleBackupsFailoverTestBase {
  
     private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  
     protected Map<Integer, TestableServer> servers = new HashMap<>();
     private ServerLocator locator2;
     private ServerLocator locator;
     private final boolean sharedStore = true;
  
     @Test
     public void testMultipleFailovers2PrimaryServers() throws Exception {
        NodeManager nodeManager1 = new InVMNodeManager(!sharedStore);
        NodeManager nodeManager2 = new InVMNodeManager(!sharedStore);
        createPrimaryConfig(nodeManager1, 0, 3, 4, 5);
        createBackupConfig(nodeManager1, 0, 1, true, new int[]{0, 2}, 3, 4, 5);
        createBackupConfig(nodeManager1, 0, 2, true, new int[]{0, 1}, 3, 4, 5);
        createPrimaryConfig(nodeManager2, 3, 0);
        createBackupConfig(nodeManager2, 3, 4, true, new int[]{3, 5}, 0, 1, 2);
        createBackupConfig(nodeManager2, 3, 5, true, new int[]{3, 4}, 0, 1, 2);
  
        servers.get(0).start();
        waitForServerToStart(servers.get(0).getServer());
  
        servers.get(3).start();
        waitForServerToStart(servers.get(3).getServer());
  
        servers.get(1).start();
        waitForServerToStart(servers.get(1).getServer());
  
        servers.get(2).start();
  
        servers.get(4).start();
        waitForServerToStart(servers.get(4).getServer());
  
        servers.get(5).start();
  
        waitForServerToStart(servers.get(4).getServer());
  
        locator = getServerLocator(0).setBlockOnNonDurableSend(true).setBlockOnDurableSend(true).setBlockOnAcknowledge(true).setReconnectAttempts(15);
  
        ClientSessionFactoryInternal sf = createSessionFactoryAndWaitForTopology(locator, 4, servers.get(0).getServer());
        ClientSession session = sendAndConsume(sf, true);
  
        logger.debug(((ServerLocatorInternal) locator).getTopology().describe());
        Thread.sleep(500);
        servers.get(0).crash(session);
  
        int primaryAfter0 = waitForNewPrimary(10000, true, servers, 1, 2);
  
        locator2 = getServerLocator(3).setBlockOnNonDurableSend(true).setBlockOnDurableSend(true).setBlockOnAcknowledge(true).setReconnectAttempts(15);
  
        ClientSessionFactoryInternal sf2 = createSessionFactoryAndWaitForTopology(locator2, 4);
        ClientSession session2 = sendAndConsume(sf2, true);
  
        System.setProperty("foo", "bar");
        servers.get(3).crash(session2);
        int liveAfter3 = waitForNewPrimary(10000, true, servers, 4, 5);
        locator.close();
        locator2.close();
        if (primaryAfter0 == 2) {
           Thread.sleep(500);
           servers.get(1).stop();
           Thread.sleep(500);
           servers.get(2).stop();
        } else {
           Thread.sleep(500);
           servers.get(2).stop();
           Thread.sleep(500);
           servers.get(1).stop();
        }
  
        if (liveAfter3 == 4) {
           Thread.sleep(500);
           servers.get(5).stop();
           Thread.sleep(500);
           servers.get(4).stop();
        } else {
           Thread.sleep(500);
           servers.get(4).stop();
           Thread.sleep(500);
           servers.get(5).stop();
        }
     }
  
     protected void createBackupConfig(NodeManager nodeManager,
                                       int primaryNode,
                                       int nodeid,
                                       boolean createClusterConnections,
                                       int[] otherBackupNodes,
                                       int... otherClusterNodes) throws Exception {
        Configuration config1 = super.createDefaultInVMConfig().clearAcceptorConfigurations().addAcceptorConfiguration(createTransportConfiguration(isNetty(), true, generateParams(nodeid, isNetty()))).setHAPolicyConfiguration(sharedStore ? new SharedStoreBackupPolicyConfiguration() : new ReplicaPolicyConfiguration()).setBindingsDirectory(getBindingsDir() + "_" + primaryNode).setJournalDirectory(getJournalDir() + "_" + primaryNode).setPagingDirectory(getPageDir() + "_" + primaryNode).setLargeMessagesDirectory(getLargeMessagesDir() + "_" + primaryNode);
  
        for (int node : otherBackupNodes) {
           TransportConfiguration primaryConnector = createTransportConfiguration(isNetty(), false, generateParams(node, isNetty()));
           config1.addConnectorConfiguration(primaryConnector.getName(), primaryConnector);
        }
  
        TransportConfiguration backupConnector = createTransportConfiguration(isNetty(), false, generateParams(nodeid, isNetty()));
        config1.addConnectorConfiguration(backupConnector.getName(), backupConnector);
  
        String[] clusterNodes = new String[otherClusterNodes.length];
        for (int i = 0; i < otherClusterNodes.length; i++) {
           TransportConfiguration connector = createTransportConfiguration(isNetty(), false, generateParams(otherClusterNodes[i], isNetty()));
           config1.addConnectorConfiguration(connector.getName(), connector);
           clusterNodes[i] = connector.getName();
        }
        config1.addClusterConfiguration(basicClusterConnectionConfig(backupConnector.getName(), clusterNodes));
  
        servers.put(nodeid, new SameProcessActiveMQServer(createInVMFailoverServer(true, config1, nodeManager, primaryNode)));
     }
  
     protected void createPrimaryConfig(NodeManager nodeManager, int primaryNode, int... otherPrimaryNodes) throws Exception {
        TransportConfiguration primaryConnector = createTransportConfiguration(isNetty(), false, generateParams(primaryNode, isNetty()));
  
        Configuration config0 = super.createDefaultInVMConfig().clearAcceptorConfigurations().addAcceptorConfiguration(createTransportConfiguration(isNetty(), true, generateParams(primaryNode, isNetty()))).setHAPolicyConfiguration(sharedStore ? new SharedStorePrimaryPolicyConfiguration() : new ReplicatedPolicyConfiguration()).setBindingsDirectory(getBindingsDir() + "_" + primaryNode).setJournalDirectory(getJournalDir() + "_" + primaryNode).setPagingDirectory(getPageDir() + "_" + primaryNode).setLargeMessagesDirectory(getLargeMessagesDir() + "_" + primaryNode).addConnectorConfiguration(primaryConnector.getName(), primaryConnector);
  
        String[] pairs = new String[otherPrimaryNodes.length];
        for (int i = 0; i < otherPrimaryNodes.length; i++) {
           TransportConfiguration otherPrimaryConnector = createTransportConfiguration(isNetty(), false, generateParams(otherPrimaryNodes[i], isNetty()));
           config0.addConnectorConfiguration(otherPrimaryConnector.getName(), otherPrimaryConnector);
           pairs[i] = otherPrimaryConnector.getName();
        }
        config0.addClusterConfiguration(basicClusterConnectionConfig(primaryConnector.getName(), pairs));
  
        servers.put(primaryNode, new SameProcessActiveMQServer(createInVMFailoverServer(true, config0, nodeManager, primaryNode)));
     }
  
     @Override
     protected boolean isNetty() {
        return false;
     }
  }
  