/*
 * 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.wan.wancommand;

import static org.apache.geode.distributed.ConfigurationProperties.DISTRIBUTED_SYSTEM_ID;
import static org.apache.geode.distributed.ConfigurationProperties.GROUPS;
import static org.apache.geode.distributed.ConfigurationProperties.REMOTE_LOCATORS;
import static org.apache.geode.internal.cache.wan.wancommand.WANCommandUtils.createAndStartReceiver;
import static org.apache.geode.internal.cache.wan.wancommand.WANCommandUtils.createSender;
import static org.apache.geode.internal.cache.wan.wancommand.WANCommandUtils.getMember;
import static org.apache.geode.internal.cache.wan.wancommand.WANCommandUtils.validateGatewayReceiverMXBeanProxy;
import static org.apache.geode.internal.cache.wan.wancommand.WANCommandUtils.validateGatewaySenderMXBeanProxy;
import static org.apache.geode.internal.cache.wan.wancommand.WANCommandUtils.validateMemberMXBeanProxy;
import static org.apache.geode.management.MXBeanAwaitility.awaitGatewayReceiverMXBeanProxy;
import static org.assertj.core.api.Assertions.assertThat;

import java.io.Serializable;
import java.util.Properties;

import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.experimental.categories.Category;

import org.apache.geode.management.GatewayReceiverMXBean;
import org.apache.geode.management.internal.cli.util.CommandStringBuilder;
import org.apache.geode.management.internal.i18n.CliStrings;
import org.apache.geode.test.awaitility.GeodeAwaitility;
import org.apache.geode.test.dunit.rules.ClusterStartupRule;
import org.apache.geode.test.dunit.rules.MemberVM;
import org.apache.geode.test.junit.assertions.CommandResultAssert;
import org.apache.geode.test.junit.categories.WanTest;
import org.apache.geode.test.junit.rules.GfshCommandRule;

@Category({WanTest.class})
@SuppressWarnings("serial")
public class ListGatewaysCommandDUnitTest implements Serializable {

  @Rule
  public ClusterStartupRule clusterStartupRule = new ClusterStartupRule(8);

  @Rule
  public transient GfshCommandRule gfsh = new GfshCommandRule();

  private MemberVM locatorSite1;
  private MemberVM locatorSite2;
  private MemberVM server1;
  private MemberVM server2;
  private MemberVM server3;
  private MemberVM server4;
  private MemberVM server5;

  @Before
  public void before() throws Exception {
    Properties props = new Properties();

    props.setProperty(DISTRIBUTED_SYSTEM_ID, "" + 1);
    locatorSite1 = clusterStartupRule.startLocatorVM(1, props);

    props.setProperty(DISTRIBUTED_SYSTEM_ID, "" + 2);
    props.setProperty(REMOTE_LOCATORS, "localhost[" + locatorSite1.getPort() + "]");
    locatorSite2 = clusterStartupRule.startLocatorVM(2, props);

    gfsh.connectAndVerify(locatorSite1);
  }

  @Test
  public void testListGatewayWithNoSenderReceiver() {
    Integer lnPort = locatorSite1.getPort();

    // setup servers in Site #1 (London)
    server1 = clusterStartupRule.startServerVM(3, lnPort);
    server2 = clusterStartupRule.startServerVM(4, lnPort);
    server3 = clusterStartupRule.startServerVM(5, lnPort);

    locatorSite1.invoke(() -> validateMemberMXBeanProxy(getMember(server1.getVM())));
    locatorSite1.invoke(() -> validateMemberMXBeanProxy(getMember(server2.getVM())));
    locatorSite1.invoke(() -> validateMemberMXBeanProxy(getMember(server3.getVM())));

    String command = CliStrings.LIST_GATEWAY;
    gfsh.executeAndAssertThat(command).statusIsSuccess();
  }

  @Test
  public void testListGatewaySender() {
    int lnPort = locatorSite1.getPort();
    int nyPort = locatorSite2.getPort();

    // setup servers in Site #1 (London)
    server1 = clusterStartupRule.startServerVM(3, lnPort);
    server2 = clusterStartupRule.startServerVM(4, lnPort);
    server3 = clusterStartupRule.startServerVM(5, lnPort);

    // servers in Site 2 (New York)
    server4 = clusterStartupRule.startServerVM(6, nyPort);
    server5 = clusterStartupRule.startServerVM(7, nyPort);

    // Site 2 Receivers
    server4.invoke(() -> createAndStartReceiver(nyPort));
    server5.invoke(() -> createAndStartReceiver(nyPort));

    // Site 1 Senders
    server1.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));
    server1.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));

    server2.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));
    server2.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));

    server3.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server3.getVM()),
        "ln_Serial", true, false));

    locatorSite2.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server4.getVM()), true));
    locatorSite2.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server5.getVM()), true));

    String command = CliStrings.LIST_GATEWAY;
    gfsh.executeAndAssertThat(command).statusIsSuccess()
        .hasNoSection("gatewayReceivers")
        .hasTableSection("gatewaySenders")
        .hasRowSize(5).hasColumn("GatewaySender Id")
        .containsExactlyInAnyOrder("ln_Parallel", "ln_Parallel", "ln_Serial", "ln_Serial",
            "ln_Serial");
  }

  @Test
  public void testListGatewayReceiver() {
    int lnPort = locatorSite1.getPort();
    int nyPort = locatorSite2.getPort();

    // setup servers in Site #1 (London)
    server1 = clusterStartupRule.startServerVM(3, lnPort);
    server2 = clusterStartupRule.startServerVM(4, lnPort);

    // servers in Site 2 (New York)
    server3 = clusterStartupRule.startServerVM(5, nyPort);
    server4 = clusterStartupRule.startServerVM(6, nyPort);

    server1.invoke(() -> createAndStartReceiver(lnPort));
    server2.invoke(() -> createAndStartReceiver(lnPort));

    server3.invoke(() -> createSender("ln_Serial", 1, false, 100, 400, false, false, null, false));
    server4.invoke(() -> createSender("ln_Serial", 1, false, 100, 400, false, false, null, false));
    server4.invoke(() -> createSender("ln_Parallel", 1, true, 100, 400, false, false, null, false));

    locatorSite1.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server1.getVM()), true));
    locatorSite1.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server2.getVM()), true));

    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server3.getVM()),
        "ln_Serial", true, false));
    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server4.getVM()),
        "ln_Serial", true, false));
    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server4.getVM()),
        "ln_Parallel", true, false));

    String command = CliStrings.LIST_GATEWAY;
    gfsh.executeAndAssertThat(command).statusIsSuccess()
        .hasNoSection("gatewaySenders")
        .hasTableSection("gatewayReceivers")
        .hasRowSize(2)
        .hasColumns()
        .containsExactly("Member", "Port", "Sender Count", "Senders Connected");
  }

  @Test
  public void testListGatewaySenderGatewayReceiver() {
    Integer lnPort = locatorSite1.getPort();
    Integer nyPort = locatorSite2.getPort();

    // setup servers in Site #1 (London)
    server1 = clusterStartupRule.startServerVM(3, lnPort);
    server2 = clusterStartupRule.startServerVM(4, lnPort);
    server3 = clusterStartupRule.startServerVM(5, lnPort);

    // servers in Site 2 (New York)
    server4 = clusterStartupRule.startServerVM(6, nyPort);
    server5 = clusterStartupRule.startServerVM(7, nyPort);

    server4.invoke(() -> createAndStartReceiver(nyPort));

    server1.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));
    server1.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));

    server2.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));
    server2.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));

    server3.invoke(() -> createAndStartReceiver(lnPort));

    server5.invoke(() -> createSender("ln_Serial", 1, false, 100, 400, false, false, null, false));
    server5.invoke(() -> createSender("ln_Parallel", 1, true, 100, 400, false, false, null, false));

    locatorSite2.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server4.getVM()), true));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server3.getVM()), true));

    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server5.getVM()),
        "ln_Serial", true, false));
    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server5.getVM()),
        "ln_Parallel", true, false));

    String command = CliStrings.LIST_GATEWAY;
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert
        .hasTableSection("gatewaySenders").hasRowSize(4)
        .hasColumns().contains("GatewaySender Id", "Member");
    commandAssert.hasTableSection("gatewayReceivers")
        .hasRowSize(1).hasColumns().contains("Port", "Member");
  }

  @Test
  public void testListGatewaySenderGatewayReceiver_group() {
    int lnPort = locatorSite1.getPort();
    int nyPort = locatorSite2.getPort();

    // setup servers in Site #1 (London)
    server1 = startServerWithGroups(3, "Serial_Sender, Parallel_Sender", lnPort);
    server2 = startServerWithGroups(4, "Serial_Sender, Parallel_Sender", lnPort);
    server3 = startServerWithGroups(5, "Parallel_Sender, Receiver_Group", lnPort);

    // server in Site 2 (New York)
    server4 = clusterStartupRule.startServerVM(6, nyPort);
    server5 = clusterStartupRule.startServerVM(7, nyPort);

    server4.invoke(() -> createAndStartReceiver(nyPort));

    server1.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));
    server1.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));

    server2.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));
    server2.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));

    server3.invoke(() -> createAndStartReceiver(lnPort));
    server3.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));

    server5.invoke(() -> createSender("ln_Serial", 1, false, 100, 400, false, false, null, false));
    server5.invoke(() -> createSender("ln_Parallel", 1, true, 100, 400, false, false, null, false));

    locatorSite2.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server4.getVM()), true));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Parallel", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Serial", true, false));

    locatorSite1.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server3.getVM()), true));

    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server5.getVM()),
        "ln_Serial", true, false));
    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server5.getVM()),
        "ln_Parallel", true, false));

    String command = CliStrings.LIST_GATEWAY + " --" + CliStrings.GROUP + "=Serial_Sender";
    gfsh.executeAndAssertThat(command).statusIsSuccess()
        .hasTableSection("gatewaySenders").hasRowSize(4);

    command = CliStrings.LIST_GATEWAY + " --" + CliStrings.GROUP + "=Parallel_Sender";
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert.hasTableSection("gatewaySenders")
        .hasRowSize(5);
    commandAssert.hasTableSection("gatewayReceivers").hasRowSize(1);

    command = CliStrings.LIST_GATEWAY + " --" + CliStrings.GROUP + "=Receiver_Group";
    commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert.hasTableSection("gatewaySenders")
        .hasRowSize(1);
    commandAssert.hasTableSection("gatewayReceivers").hasRowSize(1);

    command = CliStrings.LIST_GATEWAY + " --" + CliStrings.GROUP + "=Serial_Sender,Parallel_Sender";
    commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert.hasTableSection("gatewaySenders")
        .hasRowSize(5);
    commandAssert.hasTableSection("gatewayReceivers").hasRowSize(1);

    command = CliStrings.LIST_GATEWAY + " --" + CliStrings.GROUP
        + "=Serial_Sender,Parallel_Sender,Receiver_Group";
    commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert.hasTableSection("gatewaySenders")
        .hasRowSize(5);
    commandAssert.hasTableSection("gatewayReceivers").hasRowSize(1);
  }

  private MemberVM startServerWithGroups(int index, String groups, int locPort) {
    Properties props = new Properties();
    props.setProperty(GROUPS, groups);
    return clusterStartupRule.startServerVM(index, props, locPort);
  }

  @Test
  public void listGatewaysShouldCorrectlyUpdateSendersConnectedCountWhenReceiverStops()
      throws Exception {
    int site1Port = locatorSite1.getPort();
    int site2Port = locatorSite2.getPort();

    // Setup servers in Site #1
    server1 = clusterStartupRule.startServerVM(3, site1Port);
    server1.invoke(() -> createAndStartReceiver(site1Port));

    // Setup servers in Site #2
    server2 = clusterStartupRule.startServerVM(4, site2Port);
    server2.invoke(() -> createSender("ln_Serial", 1, false, 100, 400, false, false, null, false));

    // Check Gateways
    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> {
      GatewayReceiverMXBean gatewayReceiverMXBean =
          awaitGatewayReceiverMXBeanProxy(getMember(server1.getVM()));
      assertThat(gatewayReceiverMXBean).isNotNull();
      GeodeAwaitility.await("Awaiting GatewayReceiverMXBean.isRunning(true)")
          .untilAsserted(() -> assertThat(gatewayReceiverMXBean.isRunning()).isTrue());
      GeodeAwaitility.await("Awaiting GatewayReceiverMXBean.getClientConnectionCount() > 0")
          .untilAsserted(
              () -> assertThat(gatewayReceiverMXBean.getClientConnectionCount()).isPositive());
    });

    // Verify Results
    gfsh.connect(locatorSite1);
    gfsh.executeAndAssertThat(CliStrings.LIST_GATEWAY).statusIsSuccess()
        .hasNoSection("gatewaySenders")
        .hasTableSection("gatewayReceivers")
        .hasRowSize(1)
        .hasColumn("Sender Count").doesNotContain("0");

    // Stop receivers in Site #1 and Verify Sender Count
    server1.invoke(WANCommandUtils::stopReceivers);

    locatorSite1
        .invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server1.getVM()), false));
    gfsh.connect(locatorSite1);
    gfsh.executeAndAssertThat(CliStrings.LIST_GATEWAY).statusIsSuccess()
        .hasNoSection("gatewaySenders")
        .hasTableSection("gatewayReceivers")
        .hasRowSize(1)
        .hasColumn("Sender Count").containsExactly("0");
  }

  @Test
  public void testListGatewaySenderOnlyReturnsOnlySenders() {
    setupClusters();
    final int expectedGwSenderSectionSize = 4;
    String command = CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_SENDERS_ONLY;
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert
        .hasTableSection("gatewaySenders").hasRowSize(expectedGwSenderSectionSize)
        .hasColumns().contains("GatewaySender Id", "Member");
    commandAssert.hasNoSection("gatewayReceivers");
  }

  @Test
  public void testListGatewayReceiversOnlyReturnsOnlyReceivers() {
    setupClusters();
    final int expectedGwReceiverSectionSize = 1;
    String command = CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_RECEIVERS_ONLY;
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert.hasNoSection("gatewaySenders");
    commandAssert.hasTableSection("gatewayReceivers")
        .hasRowSize(expectedGwReceiverSectionSize).hasColumns().contains("Port", "Member");
  }

  @Test
  public void testListGatewaysSendersOnlyFalseReturnsSendersAndReceivers() {
    setupClusters();
    final int expectedGwSenderSectionSize = 4;
    final int expectedGwReceiverSectionSize = 1;
    String command =
        CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_SENDERS_ONLY + "=false";
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert
        .hasTableSection("gatewaySenders").hasRowSize(expectedGwSenderSectionSize)
        .hasColumns().contains("GatewaySender Id", "Member");
    commandAssert.hasTableSection("gatewayReceivers")
        .hasRowSize(expectedGwReceiverSectionSize).hasColumns().contains("Port", "Member");
  }

  @Test
  public void testListGatewaysReceiversOnlyFalseReturnsSendersAndReceivers() {
    setupClusters();
    final int expectedGwSenderSectionSize = 4;
    final int expectedGwReceiverSectionSize = 1;
    String command =
        CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_RECEIVERS_ONLY + "=false";
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert
        .hasTableSection("gatewaySenders").hasRowSize(expectedGwSenderSectionSize)
        .hasColumns().contains("GatewaySender Id", "Member");
    commandAssert.hasTableSection("gatewayReceivers")
        .hasRowSize(expectedGwReceiverSectionSize).hasColumns().contains("Port", "Member");
  }

  @Test
  public void testListGatewaySenderOnlyAndGatewayReceiverOnlyReturnsError() {
    setupClusters();

    String command =
        CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_SENDERS_ONLY + " --"
            + CliStrings.LIST_GATEWAY__SHOW_RECEIVERS_ONLY;
    gfsh.executeAndAssertThat(command).statusIsError()
        .containsOutput(CliStrings.LIST_GATEWAY__ERROR_ON_SHOW_PARAMETERS);
  }

  @Test
  public void testListGatewaysReceiversOnlyFalseAndSendersOnlyFalseReturnsSendersAndReceivers() {
    setupClusters();
    final int expectedGwSenderSectionSize = 4;
    final int expectedGwReceiverSectionSize = 1;
    String command =
        CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_RECEIVERS_ONLY + "=false --"
            + CliStrings.LIST_GATEWAY__SHOW_SENDERS_ONLY + "=false";
    CommandResultAssert commandAssert = gfsh.executeAndAssertThat(command).statusIsSuccess();
    commandAssert
        .hasTableSection("gatewaySenders").hasRowSize(expectedGwSenderSectionSize)
        .hasColumns().contains("GatewaySender Id", "Member");
    commandAssert.hasTableSection("gatewayReceivers")
        .hasRowSize(expectedGwReceiverSectionSize).hasColumns().contains("Port", "Member");
  }

  @Test
  public void testListGatewaysWithOneDispatcherThread() {
    String command = new CommandStringBuilder(CliStrings.CREATE_GATEWAYSENDER)
        .addOption(CliStrings.CREATE_GATEWAYSENDER__ID, "ln_Serial")
        .addOption(CliStrings.CREATE_GATEWAYSENDER__REMOTEDISTRIBUTEDSYSTEMID, "2")
        .addOption(CliStrings.CREATE_GATEWAYSENDER__DISPATCHERTHREADS, "1")
        .getCommandString();

    int lnPort = locatorSite1.getPort();

    // setup servers in Site #1 (London)
    server1 = clusterStartupRule.startServerVM(3, lnPort);
    server2 = clusterStartupRule.startServerVM(4, lnPort);
    server3 = clusterStartupRule.startServerVM(5, lnPort);

    gfsh.executeAndAssertThat(command).statusIsSuccess();

    gfsh.executeAndAssertThat(CliStrings.LIST_GATEWAY).statusIsSuccess()
        .hasTableSection("gatewaySenders")
        .hasRowSize(3).hasColumn("Status").contains("Running, not Connected");

    gfsh.executeAndAssertThat(
        CliStrings.LIST_GATEWAY + " --" + CliStrings.LIST_GATEWAY__SHOW_SENDERS_ONLY)
        .statusIsSuccess()
        .hasNoSection("gatewayReceivers")
        .hasTableSection("gatewaySenders")
        .hasRowSize(3).hasColumn("Status").contains("Running, not Connected");
  }

  void setupClusters() {
    Integer lnPort = locatorSite1.getPort();
    Integer nyPort = locatorSite2.getPort();

    // setup servers in Site #1 (London)
    server1 = clusterStartupRule.startServerVM(3, lnPort);
    server2 = clusterStartupRule.startServerVM(4, lnPort);
    server3 = clusterStartupRule.startServerVM(5, lnPort);

    // servers in Site 2 (New York)
    server4 = clusterStartupRule.startServerVM(6, nyPort);
    server5 = clusterStartupRule.startServerVM(7, nyPort);

    server4.invoke(() -> createAndStartReceiver(nyPort));

    server1.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));
    server1.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));

    server2.invoke(() -> createSender("ln_Parallel", 2, true, 100, 400, false, false, null, false));
    server2.invoke(() -> createSender("ln_Serial", 2, false, 100, 400, false, false, null, false));

    server3.invoke(() -> createAndStartReceiver(lnPort));

    server5.invoke(() -> createSender("ln_Serial", 1, false, 100, 400, false, false, null, false));
    server5.invoke(() -> createSender("ln_Parallel", 1, true, 100, 400, false, false, null, false));

    locatorSite2.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server4.getVM()), true));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server1.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Serial", true, false));
    locatorSite1.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server2.getVM()),
        "ln_Parallel", true, false));

    locatorSite1.invoke(() -> validateGatewayReceiverMXBeanProxy(getMember(server3.getVM()), true));

    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server5.getVM()),
        "ln_Serial", true, false));
    locatorSite2.invoke(() -> validateGatewaySenderMXBeanProxy(getMember(server5.getVM()),
        "ln_Parallel", true, false));
  }
}