maedhroz commented on code in PR #2660: URL: https://github.com/apache/cassandra/pull/2660#discussion_r1320061661
########## test/unit/org/apache/cassandra/repair/FuzzTest.java: ########## @@ -0,0 +1,1453 @@ +/* + * 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.cassandra.repair; + +import java.io.IOException; +import java.net.InetSocketAddress; +import java.nio.ByteBuffer; +import java.nio.charset.StandardCharsets; +import java.sql.Timestamp; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Collections; +import java.util.Comparator; +import java.util.EnumSet; +import java.util.HashMap; +import java.util.HashSet; +import java.util.Iterator; +import java.util.LinkedHashSet; +import java.util.List; +import java.util.Map; +import java.util.Objects; +import java.util.Random; +import java.util.Set; +import java.util.UUID; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicInteger; +import java.util.function.BiFunction; +import java.util.function.Consumer; +import java.util.function.Function; +import java.util.function.LongSupplier; +import java.util.function.Supplier; +import javax.annotation.Nullable; + +import com.google.common.collect.ImmutableList; +import com.google.common.collect.Iterables; +import com.google.common.collect.Maps; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.Test; + +import accord.utils.DefaultRandom; +import accord.utils.Gen; +import accord.utils.Gens; +import accord.utils.RandomSource; +import org.agrona.collections.Long2ObjectHashMap; +import org.agrona.collections.LongHashSet; +import org.apache.cassandra.concurrent.ExecutorBuilder; +import org.apache.cassandra.concurrent.ExecutorBuilderFactory; +import org.apache.cassandra.concurrent.ExecutorFactory; +import org.apache.cassandra.concurrent.ExecutorPlus; +import org.apache.cassandra.concurrent.InfiniteLoopExecutor; +import org.apache.cassandra.concurrent.Interruptible; +import org.apache.cassandra.concurrent.ScheduledExecutorPlus; +import org.apache.cassandra.concurrent.SequentialExecutorPlus; +import org.apache.cassandra.concurrent.SimulatedExecutorFactory; +import org.apache.cassandra.concurrent.Stage; +import org.apache.cassandra.config.DatabaseDescriptor; +import org.apache.cassandra.config.RetrySpec; +import org.apache.cassandra.config.SharedContext; +import org.apache.cassandra.cql3.CQLTester; +import org.apache.cassandra.db.ColumnFamilyStore; +import org.apache.cassandra.db.Digest; +import org.apache.cassandra.db.marshal.EmptyType; +import org.apache.cassandra.db.repair.CassandraTableRepairManager; +import org.apache.cassandra.db.repair.PendingAntiCompaction; +import org.apache.cassandra.dht.Murmur3Partitioner; +import org.apache.cassandra.dht.Range; +import org.apache.cassandra.dht.Token; +import org.apache.cassandra.exceptions.RequestFailureReason; +import org.apache.cassandra.gms.ApplicationState; +import org.apache.cassandra.gms.EndpointState; +import org.apache.cassandra.gms.HeartBeatState; +import org.apache.cassandra.gms.IEndpointStateChangeSubscriber; +import org.apache.cassandra.gms.IFailureDetector; +import org.apache.cassandra.gms.IGossiper; +import org.apache.cassandra.gms.VersionedValue; +import org.apache.cassandra.io.util.DataInputBuffer; +import org.apache.cassandra.io.util.DataOutputBuffer; +import org.apache.cassandra.locator.IEndpointSnitch; +import org.apache.cassandra.locator.InetAddressAndPort; +import org.apache.cassandra.locator.LocalStrategy; +import org.apache.cassandra.locator.RangesAtEndpoint; +import org.apache.cassandra.locator.TokenMetadata; +import org.apache.cassandra.net.ConnectionType; +import org.apache.cassandra.net.IVerbHandler; +import org.apache.cassandra.net.Message; +import org.apache.cassandra.net.MessageDelivery; +import org.apache.cassandra.net.MessagingService; +import org.apache.cassandra.net.RequestCallback; +import org.apache.cassandra.repair.consistent.LocalSessions; +import org.apache.cassandra.repair.messages.RepairOption; +import org.apache.cassandra.repair.messages.ValidationResponse; +import org.apache.cassandra.repair.state.AbstractCompletable; +import org.apache.cassandra.repair.state.AbstractState; +import org.apache.cassandra.repair.state.Completable; +import org.apache.cassandra.repair.state.ValidationState; +import org.apache.cassandra.schema.KeyspaceMetadata; +import org.apache.cassandra.schema.KeyspaceParams; +import org.apache.cassandra.schema.SchemaConstants; +import org.apache.cassandra.schema.SystemDistributedKeyspace; +import org.apache.cassandra.schema.TableId; +import org.apache.cassandra.schema.TableMetadata; +import org.apache.cassandra.schema.Tables; +import org.apache.cassandra.service.ActiveRepairService; +import org.apache.cassandra.service.StorageService; +import org.apache.cassandra.streaming.StreamEventHandler; +import org.apache.cassandra.streaming.StreamReceiveException; +import org.apache.cassandra.streaming.StreamSession; +import org.apache.cassandra.streaming.StreamState; +import org.apache.cassandra.streaming.StreamingChannel; +import org.apache.cassandra.streaming.StreamingDataInputPlus; +import org.apache.cassandra.tools.nodetool.Repair; +import org.apache.cassandra.utils.AbstractTypeGenerators; +import org.apache.cassandra.utils.CassandraGenerators; +import org.apache.cassandra.utils.Clock; +import org.apache.cassandra.utils.Closeable; +import org.apache.cassandra.utils.FailingBiConsumer; +import org.apache.cassandra.utils.Generators; +import org.apache.cassandra.utils.MBeanWrapper; +import org.apache.cassandra.utils.MerkleTree; +import org.apache.cassandra.utils.MerkleTrees; +import org.apache.cassandra.utils.concurrent.AsyncPromise; +import org.apache.cassandra.utils.concurrent.Future; +import org.apache.cassandra.utils.concurrent.ImmediateFuture; +import org.apache.cassandra.utils.progress.ProgressEventType; +import org.assertj.core.api.AbstractStringAssert; +import org.assertj.core.api.Assertions; +import org.mockito.Mockito; +import org.quicktheories.impl.JavaRandom; + +import static accord.utils.Property.qt; +import static org.apache.cassandra.config.CassandraRelevantProperties.CLOCK_GLOBAL; +import static org.apache.cassandra.config.CassandraRelevantProperties.ORG_APACHE_CASSANDRA_DISABLE_MBEAN_REGISTRATION; + +// TODO (now, coverage): randomly fail validation +public class FuzzTest extends CQLTester.InMemory +{ + private enum RepairJobStage { VALIDATION, SYNC } + + private static final Gen<String> IDENTIFIER_GEN = fromQT(Generators.IDENTIFIER_GEN); + private static final Gen<String> KEYSPACE_NAME_GEN = fromQT(CassandraGenerators.KEYSPACE_NAME_GEN); + private static final Gen<TableId> TABLE_ID_GEN = fromQT(CassandraGenerators.TABLE_ID_GEN); + private static final Gen<InetAddressAndPort> ADDRESS_W_PORT = fromQT(CassandraGenerators.INET_ADDRESS_AND_PORT_GEN); + + private static boolean SETUP_SCHEMA = false; + private static String KEYSPACE; + private static List<String> TABLES; + + @BeforeClass + public static void setUpClass() + { + ORG_APACHE_CASSANDRA_DISABLE_MBEAN_REGISTRATION.setBoolean(true); + CLOCK_GLOBAL.setString(ClockAccess.class.getName()); + DatabaseDescriptor.daemonInitialization(); + DatabaseDescriptor.setPartitionerUnsafe(Murmur3Partitioner.instance); // TOOD (coverage): random select + IFailureDetector fd = Mockito.mock(IFailureDetector.class); + Mockito.when(fd.isAlive(Mockito.any())).thenReturn(true); + DatabaseDescriptor.setFailureDetector(() -> fd); + StreamingChannel.Factory.Global.unsafeSet(new StreamingChannel.Factory() + { + private final AtomicInteger counter = new AtomicInteger(); + + @Override + public StreamingChannel create(InetSocketAddress to, int messagingVersion, StreamingChannel.Kind kind) throws IOException + { + StreamingChannel mock = Mockito.mock(StreamingChannel.class); + int id = counter.incrementAndGet(); + StreamSession session = Mockito.mock(StreamSession.class); + StreamReceiveException access = new StreamReceiveException(session, "mock access rejected"); + StreamingDataInputPlus input = Mockito.mock(StreamingDataInputPlus.class, invocationOnMock -> { + throw access; + }); + Mockito.doNothing().when(input).close(); + Mockito.when(mock.in()).thenReturn(input); + Mockito.when(mock.id()).thenReturn(id); + Mockito.when(mock.peer()).thenReturn(to); + Mockito.when(mock.connectedTo()).thenReturn(to); + Mockito.when(mock.send(Mockito.any())).thenReturn(ImmediateFuture.success(null)); + Mockito.when(mock.close()).thenReturn(ImmediateFuture.success(null)); + return mock; + } + }); + ExecutorFactory delegate = ExecutorFactory.Global.executorFactory(); + ExecutorFactory.Global.unsafeSet(new ExecutorFactory() + { + @Override + public LocalAwareSubFactory localAware() + { + return delegate.localAware(); + } + + @Override + public ScheduledExecutorPlus scheduled(boolean executeOnShutdown, String name, int priority, SimulatorSemantics simulatorSemantics) + { + return delegate.scheduled(executeOnShutdown, name, priority, simulatorSemantics); + } + + private boolean shouldMock() + { + return StackWalker.getInstance().walk(frame -> { + StackWalker.StackFrame caller = frame.skip(3).findFirst().get(); + if (caller.getClassName().startsWith("org.apache.cassandra.streaming.")) return true; + return false; Review Comment: Could just be... ``` return caller.getClassName().startsWith("org.apache.cassandra.streaming."); ``` -- This is an automated message from the Apache Git Service. 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