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   * 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.
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  package org.apache.cassandra.distributed.test.hostreplacement;
  
  import java.io.IOException;
  import java.util.Objects;
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.ForkJoinPool;
  import java.util.concurrent.TimeUnit;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  import net.bytebuddy.ByteBuddy;
  import net.bytebuddy.dynamic.loading.ClassLoadingStrategy;
  import net.bytebuddy.implementation.MethodDelegation;
  import org.apache.cassandra.distributed.Cluster;
  import org.apache.cassandra.distributed.Constants;
  import org.apache.cassandra.distributed.api.Feature;
  import org.apache.cassandra.distributed.api.ICluster;
  import org.apache.cassandra.distributed.api.IInvokableInstance;
  import org.apache.cassandra.distributed.api.TokenSupplier;
  import org.apache.cassandra.distributed.impl.InstanceIDDefiner;
  import org.apache.cassandra.distributed.shared.ClusterUtils;
  import org.apache.cassandra.distributed.test.TestBaseImpl;
  import org.apache.cassandra.service.StorageService;
  import org.apache.cassandra.utils.JVMStabilityInspector;
  import org.apache.cassandra.utils.Shared;
  import org.assertj.core.api.Assertions;
  
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static org.apache.cassandra.distributed.Constants.KEY_DTEST_FULL_STARTUP;
  
  // This test requires us to allow replace with the same address.
  public class NodeCannotJoinAsHibernatingNodeWithoutReplaceAddressTest extends TestBaseImpl
  {
      @Test
      public void test() throws IOException, InterruptedException
      {
          TokenSupplier even = TokenSupplier.evenlyDistributedTokens(2);
          try (Cluster cluster = init(Cluster.build(2)
                                             .withConfig(c -> c.with(Feature.values()).set(Constants.KEY_DTEST_API_STARTUP_FAILURE_AS_SHUTDOWN, false))
                                             .withInstanceInitializer(BBHelper::install)
                                             .withTokenSupplier(node -> even.token((node == 3 || node == 4) ? 2 : node))
                                             .start()))
          {
              final IInvokableInstance toReplace = cluster.get(2);
              final String toReplaceAddress = toReplace.broadcastAddress().getAddress().getHostAddress();
  
              SharedState.cluster = cluster;
              cluster.setUncaughtExceptionsFilter((nodeId, cause) -> nodeId > 2); // ignore host replacement errors
              fixDistributedSchemas(cluster);
  
              ClusterUtils.stopUnchecked(toReplace);
  
              try
              {
                  ClusterUtils.replaceHostAndStart(cluster, toReplace, (inst, ignore) -> ClusterUtils.updateAddress(inst, toReplaceAddress));
                  Assert.fail("Host replacement should exit with an error");
              }
              catch (Exception e)
              {
                  // the instance is expected to fail, but it may not have finished shutdown yet, so wait for it to shutdown
                  SharedState.shutdownComplete.await(1, TimeUnit.MINUTES);
              }
  
              IInvokableInstance inst = ClusterUtils.addInstance(cluster, toReplace.config(), c -> c.set(KEY_DTEST_FULL_STARTUP, false)
                                                                                                    .set("auto_bootstrap", true));
              ClusterUtils.updateAddress(inst, toReplaceAddress);
              Assertions.assertThatThrownBy(() -> inst.startup())
                        .hasMessageContaining("A node with address")
                        .hasMessageContaining("already exists, cancelling join");
          }
      }
  
      public static class BBHelper
      {
          static void install(ClassLoader cl, int nodeNumber)
          {
              if (nodeNumber != 3)
                  return;
              shutdownBeforeNormal(cl);
          }
  
          private static void shutdownBeforeNormal(ClassLoader cl)
          {
              new ByteBuddy().rebase(StorageService.class)
                             .method(named("doAuthSetup"))
                             .intercept(MethodDelegation.to(ShutdownBeforeNormal.class))
                             .make()
                             .load(cl, ClassLoadingStrategy.Default.INJECTION);
          }
      }
  
      @Shared
      public static class SharedState
      {
          public static volatile ICluster cluster;
          // Instance.shutdown can only be called once so only the caller knows when its done (isShutdown looks at a field set BEFORE shutting down..)
          // since the test needs to know when shutdown completes, add this static state so the caller (bytebuddy rewrite) can update it
          public static final CountDownLatch shutdownComplete = new CountDownLatch(1);
      }
  
      public static class ShutdownBeforeNormal
      {
          public static void doAuthSetup()
          {
              int id = Integer.parseInt(InstanceIDDefiner.getInstanceId().replace("node", ""));
              ICluster cluster = Objects.requireNonNull(SharedState.cluster);
              // can't stop here as the stop method and start method share a lock; and block gets called in start...
              ForkJoinPool.commonPool().execute(() -> {
                  ClusterUtils.stopAbrupt(cluster, cluster.get(id));
                  SharedState.shutdownComplete.countDown();
              });
              JVMStabilityInspector.killCurrentJVM(new RuntimeException("Attempting to stop the instance"), false);
              throw new RuntimeException();
          }
      }
  }
  