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   * Licensed to the Apache Software Foundation (ASF) under one
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   * 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,
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   * See the License for the specific language governing permissions and
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  package org.apache.cassandra.distributed.test;
  
  import java.io.IOException;
  
  import org.junit.Before;
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import org.apache.cassandra.config.DatabaseDescriptor;
  import org.apache.cassandra.distributed.Cluster;
  import org.apache.cassandra.distributed.api.ConsistencyLevel;
  import org.apache.cassandra.net.Verb;
  
  import static com.google.common.util.concurrent.Uninterruptibles.sleepUninterruptibly;
  import static java.util.concurrent.TimeUnit.MILLISECONDS;
  import static org.apache.cassandra.distributed.api.Feature.GOSSIP;
  import static org.apache.cassandra.distributed.api.Feature.NETWORK;
  import static org.apache.cassandra.net.Verb.SYNC_REQ;
  import static org.apache.cassandra.net.Verb.VALIDATION_REQ;
  import static org.junit.Assert.assertTrue;
  
  public class RepairRequestTimeoutTest extends TestBaseImpl
  {
      static Cluster CLUSTER;
      static final long timeoutMillis = 1000;
      @BeforeClass
      public static void setup() throws IOException
      {
          CLUSTER = init(Cluster.build(3)
                                .withConfig(config -> config.with(GOSSIP, NETWORK).set("repair_request_timeout_in_ms", timeoutMillis))
                                .start());
          CLUSTER.schemaChange(withKeyspace("create table %s.tbl (id int primary key)"));
      }
  
      @Before
      public void before()
      {
          CLUSTER.filters().reset();
      }
  
      @Test
      public void testLostSYNC_REQ()
      {
          testLostMessageHelper(SYNC_REQ);
      }
  
      @Test
      public void testLostVALIDATION_REQ()
      {
          testLostMessageHelper(VALIDATION_REQ);
      }
  
      public void testLostMessageHelper(Verb verb)
      {
          for (int i = 0; i < 10; i++)
              CLUSTER.coordinator(1).execute(withKeyspace("insert into %s.tbl (id) values (?)"), ConsistencyLevel.ALL, i);
          for (int  i = 10; i < 20; i++)
              CLUSTER.get((i % 3) + 1).executeInternal(withKeyspace("insert into %s.tbl (id) values (?)"), i);
          CLUSTER.forEach(i -> i.flush(KEYSPACE));
          CLUSTER.filters().verbs(verb.id).drop();
          // symmetric vs asymmetric:
          CLUSTER.get(1).nodetoolResult("repair", "-full", KEYSPACE, "tbl").asserts().failure().notificationContains(verb + " failure from");
          CLUSTER.get(1).nodetoolResult("repair", "-full", "-os", KEYSPACE, "tbl").asserts().failure().notificationContains(verb + " failure from");
  
          // and success
          CLUSTER.filters().reset();
          long mark = CLUSTER.get(1).logs().mark();
  
          CLUSTER.get(1).nodetoolResult("repair", "-full", KEYSPACE, "tbl").asserts().success();
          for (int  i = 10; i < 20; i++)
              CLUSTER.get((i % 3) + 1).executeInternal(withKeyspace("insert into %s.tbl (id) values (?)"), i);
  
          CLUSTER.get(1).nodetoolResult("repair", "-full", "-os", KEYSPACE, "tbl").asserts().success();
          CLUSTER.get(1).runOnInstance(() -> {
              // make sure we don't get any expirations after the repair has finished
              long expirationInterval = DatabaseDescriptor.getMinRpcTimeout(MILLISECONDS) / 2; // see RequestCallbacks.java
              sleepUninterruptibly((timeoutMillis + expirationInterval) * 2, MILLISECONDS);
          });
  
          assertTrue(CLUSTER.get(1).logs().grep(mark, "failure from").getResult().isEmpty());
      }
  }
  