/*
* 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.db;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.concurrent.TimeUnit;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.cassandra.SchemaLoader;
import org.apache.cassandra.Util;
import org.apache.cassandra.config.ColumnDefinition;
import org.apache.cassandra.config.DatabaseDescriptor;
import org.apache.cassandra.config.ParameterizedClass;
import org.apache.cassandra.db.commitlog.CommitLog;
import org.apache.cassandra.db.commitlog.CommitLogArchiver;
import org.apache.cassandra.db.context.CounterContext;
import org.apache.cassandra.db.rows.Row;
import org.apache.cassandra.db.rows.UnfilteredRowIterator;
import org.apache.cassandra.exceptions.ConfigurationException;
import org.apache.cassandra.io.compress.DeflateCompressor;
import org.apache.cassandra.io.compress.LZ4Compressor;
import org.apache.cassandra.io.compress.SnappyCompressor;
import org.apache.cassandra.schema.KeyspaceParams;
import org.apache.cassandra.utils.ByteBufferUtil;
import static org.junit.Assert.assertEquals;
@RunWith(Parameterized.class)
public class RecoveryManagerTest
{
private static Logger logger = LoggerFactory.getLogger(RecoveryManagerTest.class);
private static final String KEYSPACE1 = "RecoveryManagerTest1";
private static final String CF_STANDARD1 = "Standard1";
private static final String CF_COUNTER1 = "Counter1";
private static final String KEYSPACE2 = "RecoveryManagerTest2";
private static final String CF_STANDARD3 = "Standard3";
@BeforeClass
public static void defineSchema() throws ConfigurationException
{
SchemaLoader.prepareServer();
SchemaLoader.createKeyspace(KEYSPACE1,
KeyspaceParams.simple(1),
SchemaLoader.standardCFMD(KEYSPACE1, CF_STANDARD1),
SchemaLoader.counterCFMD(KEYSPACE1, CF_COUNTER1));
SchemaLoader.createKeyspace(KEYSPACE2,
KeyspaceParams.simple(1),
SchemaLoader.standardCFMD(KEYSPACE2, CF_STANDARD3));
}
@Before
public void clearData()
{
Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD1).truncateBlocking();
Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_COUNTER1).truncateBlocking();
Keyspace.open(KEYSPACE2).getColumnFamilyStore(CF_STANDARD3).truncateBlocking();
}
public RecoveryManagerTest(ParameterizedClass commitLogCompression)
{
DatabaseDescriptor.setCommitLogCompression(commitLogCompression);
}
@Parameters()
public static Collection<Object[]> generateData()
{
return Arrays.asList(new Object[][] {
{ null }, // No compression
{ new ParameterizedClass(LZ4Compressor.class.getName(), Collections.emptyMap()) },
{ new ParameterizedClass(SnappyCompressor.class.getName(), Collections.emptyMap()) },
{ new ParameterizedClass(DeflateCompressor.class.getName(), Collections.emptyMap()) } });
}
@Test
public void testNothingToRecover() throws IOException
{
CommitLog.instance.resetUnsafe(true);
}
@Test
public void testOne() throws IOException
{
CommitLog.instance.resetUnsafe(true);
Keyspace keyspace1 = Keyspace.open(KEYSPACE1);
Keyspace keyspace2 = Keyspace.open(KEYSPACE2);
UnfilteredRowIterator upd1 = Util.apply(new RowUpdateBuilder(keyspace1.getColumnFamilyStore(CF_STANDARD1).metadata, 1L, 0, "keymulti")
.clustering("col1").add("val", "1")
.build());
UnfilteredRowIterator upd2 = Util.apply(new RowUpdateBuilder(keyspace2.getColumnFamilyStore(CF_STANDARD3).metadata, 1L, 0, "keymulti")
.clustering("col2").add("val", "1")
.build());
keyspace1.getColumnFamilyStore("Standard1").clearUnsafe();
keyspace2.getColumnFamilyStore("Standard3").clearUnsafe();
CommitLog.instance.resetUnsafe(false);
DecoratedKey dk = Util.dk("keymulti");
Assert.assertTrue(Util.equal(upd1, Util.getOnlyPartitionUnfiltered(Util.cmd(keyspace1.getColumnFamilyStore(CF_STANDARD1), dk).build()).unfilteredIterator()));
Assert.assertTrue(Util.equal(upd2, Util.getOnlyPartitionUnfiltered(Util.cmd(keyspace2.getColumnFamilyStore(CF_STANDARD3), dk).build()).unfilteredIterator()));
}
@Test
public void testRecoverCounter() throws IOException
{
CommitLog.instance.resetUnsafe(true);
Keyspace keyspace1 = Keyspace.open(KEYSPACE1);
ColumnFamilyStore cfs = keyspace1.getColumnFamilyStore(CF_COUNTER1);
for (int i = 0; i < 10; ++i)
{
new CounterMutation(new RowUpdateBuilder(cfs.metadata, 1L, 0, "key")
.clustering("cc").add("val", CounterContext.instance().createLocal(1L))
.build(), ConsistencyLevel.ALL).apply();
}
keyspace1.getColumnFamilyStore("Counter1").clearUnsafe();
int replayed = CommitLog.instance.resetUnsafe(false);
ColumnDefinition counterCol = cfs.metadata.getColumnDefinition(ByteBufferUtil.bytes("val"));
Row row = Util.getOnlyRow(Util.cmd(cfs).includeRow("cc").columns("val").build());
assertEquals(10L, CounterContext.instance().total(row.getCell(counterCol).value()));
}
@Test
public void testRecoverPIT() throws Exception
{
ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD1);
CommitLog.instance.resetUnsafe(true);
Date date = CommitLogArchiver.format.parse("2112:12:12 12:12:12");
long timeMS = date.getTime() - 5000;
Keyspace keyspace1 = Keyspace.open(KEYSPACE1);
for (int i = 0; i < 10; ++i)
{
long ts = TimeUnit.MILLISECONDS.toMicros(timeMS + (i * 1000));
new RowUpdateBuilder(cfs.metadata, ts, "name-" + i)
.clustering("cc")
.add("val", Integer.toString(i))
.build()
.apply();
}
// Sanity check row count prior to clear and replay
assertEquals(10, Util.getAll(Util.cmd(cfs).build()).size());
keyspace1.getColumnFamilyStore("Standard1").clearUnsafe();
CommitLog.instance.resetUnsafe(false);
assertEquals(6, Util.getAll(Util.cmd(cfs).build()).size());
}
@Test
public void testRecoverPITUnordered() throws Exception
{
ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD1);
CommitLog.instance.resetUnsafe(true);
Date date = CommitLogArchiver.format.parse("2112:12:12 12:12:12");
long timeMS = date.getTime();
Keyspace keyspace1 = Keyspace.open(KEYSPACE1);
// Col 0 and 9 are the only ones to be recovered
for (int i = 0; i < 10; ++i)
{
long ts;
if (i == 9)
ts = TimeUnit.MILLISECONDS.toMicros(timeMS - 1000);
else
ts = TimeUnit.MILLISECONDS.toMicros(timeMS + (i * 1000));
new RowUpdateBuilder(cfs.metadata, ts, "name-" + i)
.clustering("cc")
.add("val", Integer.toString(i))
.build()
.apply();
}
// Sanity check row count prior to clear and replay
assertEquals(10, Util.getAll(Util.cmd(cfs).build()).size());
keyspace1.getColumnFamilyStore("Standard1").clearUnsafe();
CommitLog.instance.resetUnsafe(false);
assertEquals(2, Util.getAll(Util.cmd(cfs).build()).size());
}
}