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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, 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.service;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.InetAddress;
import java.util.Collections;
import java.util.UUID;
import org.junit.Test;
import org.apache.cassandra.AbstractSerializationsTester;
import org.apache.cassandra.dht.IPartitioner;
import org.apache.cassandra.dht.RandomPartitioner;
import org.apache.cassandra.dht.Range;
import org.apache.cassandra.dht.Token;
import org.apache.cassandra.net.MessageIn;
import org.apache.cassandra.net.MessagingService;
import org.apache.cassandra.repair.NodePair;
import org.apache.cassandra.repair.RepairJobDesc;
import org.apache.cassandra.repair.Validator;
import org.apache.cassandra.repair.messages.*;
import org.apache.cassandra.utils.FBUtilities;
import org.apache.cassandra.utils.MerkleTree;
public class SerializationsTest extends AbstractSerializationsTester
{
static
{
System.setProperty("cassandra.partitioner", "RandomPartitioner");
}
private static final UUID RANDOM_UUID = UUID.fromString("b5c3d033-75aa-4c2f-a819-947aac7a0c54");
private static final Range<Token> FULL_RANGE = new Range<>(StorageService.getPartitioner().getMinimumToken(), StorageService.getPartitioner().getMinimumToken());
private static final RepairJobDesc DESC = new RepairJobDesc(getVersion() < MessagingService.VERSION_21 ? null : RANDOM_UUID, RANDOM_UUID, "Keyspace1", "Standard1", FULL_RANGE);
private void testRepairMessageWrite(String fileName, RepairMessage... messages) throws IOException
{
try (DataOutputStream out = getOutput(fileName))
{
for (RepairMessage message : messages)
{
testSerializedSize(message, RepairMessage.serializer);
RepairMessage.serializer.serialize(message, out, getVersion());
}
// also serialize MessageOut
for (RepairMessage message : messages)
message.createMessage().serialize(out, getVersion());
}
}
private void testValidationRequestWrite() throws IOException
{
ValidationRequest message = new ValidationRequest(DESC, 1234);
testRepairMessageWrite("service.ValidationRequest.bin", message);
}
@Test
public void testValidationRequestRead() throws IOException
{
if (EXECUTE_WRITES)
testValidationRequestWrite();
try (DataInputStream in = getInput("service.ValidationRequest.bin"))
{
RepairMessage message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.VALIDATION_REQUEST;
assert DESC.equals(message.desc);
assert ((ValidationRequest) message).gcBefore == 1234;
assert MessageIn.read(in, getVersion(), -1) != null;
}
}
private void testValidationCompleteWrite() throws IOException
{
// empty validation
Validator v0 = new Validator(DESC, FBUtilities.getBroadcastAddress(), -1);
ValidationComplete c0 = new ValidationComplete(DESC, v0.tree);
// validation with a tree
IPartitioner p = new RandomPartitioner();
MerkleTree mt = new MerkleTree(p, FULL_RANGE, MerkleTree.RECOMMENDED_DEPTH, Integer.MAX_VALUE);
for (int i = 0; i < 10; i++)
mt.split(p.getRandomToken());
Validator v1 = new Validator(DESC, FBUtilities.getBroadcastAddress(), mt, -1);
ValidationComplete c1 = new ValidationComplete(DESC, v1.tree);
// validation failed
ValidationComplete c3 = new ValidationComplete(DESC);
testRepairMessageWrite("service.ValidationComplete.bin", c0, c1, c3);
}
@Test
public void testValidationCompleteRead() throws IOException
{
if (EXECUTE_WRITES)
testValidationCompleteWrite();
try (DataInputStream in = getInput("service.ValidationComplete.bin"))
{
// empty validation
RepairMessage message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.VALIDATION_COMPLETE;
assert DESC.equals(message.desc);
assert ((ValidationComplete) message).success;
assert ((ValidationComplete) message).tree != null;
// validation with a tree
message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.VALIDATION_COMPLETE;
assert DESC.equals(message.desc);
assert ((ValidationComplete) message).success;
assert ((ValidationComplete) message).tree != null;
// failed validation
message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.VALIDATION_COMPLETE;
assert DESC.equals(message.desc);
assert !((ValidationComplete) message).success;
assert ((ValidationComplete) message).tree == null;
// MessageOuts
for (int i = 0; i < 3; i++)
assert MessageIn.read(in, getVersion(), -1) != null;
}
}
private void testSyncRequestWrite() throws IOException
{
InetAddress local = InetAddress.getByAddress(new byte[]{127, 0, 0, 1});
InetAddress src = InetAddress.getByAddress(new byte[]{127, 0, 0, 2});
InetAddress dest = InetAddress.getByAddress(new byte[]{127, 0, 0, 3});
SyncRequest message = new SyncRequest(DESC, local, src, dest, Collections.singleton(FULL_RANGE));
testRepairMessageWrite("service.SyncRequest.bin", message);
}
@Test
public void testSyncRequestRead() throws IOException
{
if (EXECUTE_WRITES)
testSyncRequestWrite();
InetAddress local = InetAddress.getByAddress(new byte[]{127, 0, 0, 1});
InetAddress src = InetAddress.getByAddress(new byte[]{127, 0, 0, 2});
InetAddress dest = InetAddress.getByAddress(new byte[]{127, 0, 0, 3});
try (DataInputStream in = getInput("service.SyncRequest.bin"))
{
RepairMessage message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.SYNC_REQUEST;
assert DESC.equals(message.desc);
assert local.equals(((SyncRequest) message).initiator);
assert src.equals(((SyncRequest) message).src);
assert dest.equals(((SyncRequest) message).dst);
assert ((SyncRequest) message).ranges.size() == 1 && ((SyncRequest) message).ranges.contains(FULL_RANGE);
assert MessageIn.read(in, getVersion(), -1) != null;
}
}
private void testSyncCompleteWrite() throws IOException
{
InetAddress src = InetAddress.getByAddress(new byte[]{127, 0, 0, 2});
InetAddress dest = InetAddress.getByAddress(new byte[]{127, 0, 0, 3});
// sync success
SyncComplete success = new SyncComplete(DESC, src, dest, true);
// sync fail
SyncComplete fail = new SyncComplete(DESC, src, dest, false);
testRepairMessageWrite("service.SyncComplete.bin", success, fail);
}
@Test
public void testSyncCompleteRead() throws IOException
{
if (EXECUTE_WRITES)
testSyncCompleteWrite();
InetAddress src = InetAddress.getByAddress(new byte[]{127, 0, 0, 2});
InetAddress dest = InetAddress.getByAddress(new byte[]{127, 0, 0, 3});
NodePair nodes = new NodePair(src, dest);
try (DataInputStream in = getInput("service.SyncComplete.bin"))
{
// success
RepairMessage message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.SYNC_COMPLETE;
assert DESC.equals(message.desc);
assert nodes.equals(((SyncComplete) message).nodes);
assert ((SyncComplete) message).success;
// fail
message = RepairMessage.serializer.deserialize(in, getVersion());
assert message.messageType == RepairMessage.Type.SYNC_COMPLETE;
assert DESC.equals(message.desc);
assert nodes.equals(((SyncComplete) message).nodes);
assert !((SyncComplete) message).success;
// MessageOuts
for (int i = 0; i < 2; i++)
assert MessageIn.read(in, getVersion(), -1) != null;
}
}
}