/*
* 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.*;
import java.nio.ByteBuffer;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.*;
import java.util.concurrent.ExecutionException;
import org.apache.commons.lang3.StringUtils;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.apache.cassandra.*;
import org.apache.cassandra.cache.ChunkCache;
import org.apache.cassandra.config.DatabaseDescriptor;
import org.apache.cassandra.cql3.Operator;
import org.apache.cassandra.cql3.QueryProcessor;
import org.apache.cassandra.cql3.UntypedResultSet;
import org.apache.cassandra.db.compaction.CompactionManager;
import org.apache.cassandra.db.compaction.OperationType;
import org.apache.cassandra.db.compaction.Scrubber;
import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
import org.apache.cassandra.db.marshal.LongType;
import org.apache.cassandra.db.marshal.UUIDType;
import org.apache.cassandra.db.partitions.Partition;
import org.apache.cassandra.db.partitions.PartitionUpdate;
import org.apache.cassandra.db.rows.EncodingStats;
import org.apache.cassandra.dht.*;
import org.apache.cassandra.exceptions.ConfigurationException;
import org.apache.cassandra.exceptions.RequestExecutionException;
import org.apache.cassandra.exceptions.WriteTimeoutException;
import org.apache.cassandra.io.compress.CompressionMetadata;
import org.apache.cassandra.io.sstable.*;
import org.apache.cassandra.io.sstable.format.SSTableReader;
import org.apache.cassandra.io.sstable.format.SSTableWriter;
import org.apache.cassandra.io.sstable.format.big.BigTableWriter;
import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
import org.apache.cassandra.io.util.FileUtils;
import org.apache.cassandra.schema.KeyspaceParams;
import org.apache.cassandra.schema.TableMetadataRef;
import org.apache.cassandra.utils.ByteBufferUtil;
import static org.apache.cassandra.SchemaLoader.counterCFMD;
import static org.apache.cassandra.SchemaLoader.createKeyspace;
import static org.apache.cassandra.SchemaLoader.getCompressionParameters;
import static org.apache.cassandra.SchemaLoader.loadSchema;
import static org.apache.cassandra.SchemaLoader.standardCFMD;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.junit.Assume.assumeTrue;
@RunWith(OrderedJUnit4ClassRunner.class)
public class ScrubTest
{
public static final String INVALID_LEGACY_SSTABLE_ROOT_PROP = "invalid-legacy-sstable-root";
public static final String KEYSPACE = "Keyspace1";
public static final String CF = "Standard1";
public static final String CF2 = "Standard2";
public static final String CF3 = "Standard3";
public static final String COUNTER_CF = "Counter1";
public static final String CF_UUID = "UUIDKeys";
public static final String CF_INDEX1 = "Indexed1";
public static final String CF_INDEX2 = "Indexed2";
public static final String CF_INDEX1_BYTEORDERED = "Indexed1_ordered";
public static final String CF_INDEX2_BYTEORDERED = "Indexed2_ordered";
public static final String COL_INDEX = "birthdate";
public static final String COL_NON_INDEX = "notbirthdate";
public static final Integer COMPRESSION_CHUNK_LENGTH = 4096;
@BeforeClass
public static void defineSchema() throws ConfigurationException
{
loadSchema();
createKeyspace(KEYSPACE,
KeyspaceParams.simple(1),
standardCFMD(KEYSPACE, CF),
standardCFMD(KEYSPACE, CF2),
standardCFMD(KEYSPACE, CF3),
counterCFMD(KEYSPACE, COUNTER_CF).compression(getCompressionParameters(COMPRESSION_CHUNK_LENGTH)),
standardCFMD(KEYSPACE, CF_UUID, 0, UUIDType.instance),
SchemaLoader.keysIndexCFMD(KEYSPACE, CF_INDEX1, true),
SchemaLoader.compositeIndexCFMD(KEYSPACE, CF_INDEX2, true),
SchemaLoader.keysIndexCFMD(KEYSPACE, CF_INDEX1_BYTEORDERED, true).partitioner(ByteOrderedPartitioner.instance),
SchemaLoader.compositeIndexCFMD(KEYSPACE, CF_INDEX2_BYTEORDERED, true).partitioner(ByteOrderedPartitioner.instance));
}
@Test
public void testScrubOneRow() throws ExecutionException, InterruptedException
{
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF);
cfs.clearUnsafe();
// insert data and verify we get it back w/ range query
fillCF(cfs, 1);
assertOrderedAll(cfs, 1);
CompactionManager.instance.performScrub(cfs, false, true, 2);
// check data is still there
assertOrderedAll(cfs, 1);
}
@Test
public void testScrubCorruptedCounterRow() throws IOException, WriteTimeoutException
{
// When compression is enabled, for testing corrupted chunks we need enough partitions to cover
// at least 3 chunks of size COMPRESSION_CHUNK_LENGTH
int numPartitions = 1000;
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(COUNTER_CF);
cfs.clearUnsafe();
fillCounterCF(cfs, numPartitions);
assertOrderedAll(cfs, numPartitions);
assertEquals(1, cfs.getLiveSSTables().size());
SSTableReader sstable = cfs.getLiveSSTables().iterator().next();
//make sure to override at most 1 chunk when compression is enabled
overrideWithGarbage(sstable, ByteBufferUtil.bytes("0"), ByteBufferUtil.bytes("1"));
// with skipCorrupted == false, the scrub is expected to fail
try (LifecycleTransaction txn = cfs.getTracker().tryModify(Arrays.asList(sstable), OperationType.SCRUB);
Scrubber scrubber = new Scrubber(cfs, txn, false, true))
{
scrubber.scrub();
fail("Expected a CorruptSSTableException to be thrown");
}
catch (IOError err) {}
// with skipCorrupted == true, the corrupt rows will be skipped
Scrubber.ScrubResult scrubResult;
try (LifecycleTransaction txn = cfs.getTracker().tryModify(Arrays.asList(sstable), OperationType.SCRUB);
Scrubber scrubber = new Scrubber(cfs, txn, true, true))
{
scrubResult = scrubber.scrubWithResult();
}
assertNotNull(scrubResult);
boolean compression = Boolean.parseBoolean(System.getProperty("cassandra.test.compression", "false"));
if (compression)
{
assertEquals(0, scrubResult.emptyRows);
assertEquals(numPartitions, scrubResult.badRows + scrubResult.goodRows);
//because we only corrupted 1 chunk and we chose enough partitions to cover at least 3 chunks
assertTrue(scrubResult.goodRows >= scrubResult.badRows * 2);
}
else
{
assertEquals(0, scrubResult.emptyRows);
assertEquals(1, scrubResult.badRows);
assertEquals(numPartitions-1, scrubResult.goodRows);
}
assertEquals(1, cfs.getLiveSSTables().size());
assertOrderedAll(cfs, scrubResult.goodRows);
}
@Test
public void testScrubCorruptedRowInSmallFile() throws IOException, WriteTimeoutException
{
// cannot test this with compression
assumeTrue(!Boolean.parseBoolean(System.getProperty("cassandra.test.compression", "false")));
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(COUNTER_CF);
cfs.clearUnsafe();
fillCounterCF(cfs, 2);
assertOrderedAll(cfs, 2);
SSTableReader sstable = cfs.getLiveSSTables().iterator().next();
// overwrite one row with garbage
overrideWithGarbage(sstable, ByteBufferUtil.bytes("0"), ByteBufferUtil.bytes("1"));
// with skipCorrupted == false, the scrub is expected to fail
try (LifecycleTransaction txn = cfs.getTracker().tryModify(Arrays.asList(sstable), OperationType.SCRUB);
Scrubber scrubber = new Scrubber(cfs, txn, false, true))
{
// with skipCorrupted == true, the corrupt row will be skipped
scrubber.scrub();
fail("Expected a CorruptSSTableException to be thrown");
}
catch (IOError err) {}
try (LifecycleTransaction txn = cfs.getTracker().tryModify(Arrays.asList(sstable), OperationType.SCRUB);
Scrubber scrubber = new Scrubber(cfs, txn, true, true))
{
// with skipCorrupted == true, the corrupt row will be skipped
scrubber.scrub();
scrubber.close();
}
assertEquals(1, cfs.getLiveSSTables().size());
// verify that we can read all of the rows, and there is now one less row
assertOrderedAll(cfs, 1);
}
@Test
public void testScrubOneRowWithCorruptedKey() throws IOException, ExecutionException, InterruptedException, ConfigurationException
{
// cannot test this with compression
assumeTrue(!Boolean.parseBoolean(System.getProperty("cassandra.test.compression", "false")));
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF);
cfs.clearUnsafe();
// insert data and verify we get it back w/ range query
fillCF(cfs, 4);
assertOrderedAll(cfs, 4);
SSTableReader sstable = cfs.getLiveSSTables().iterator().next();
overrideWithGarbage(sstable, 0, 2);
CompactionManager.instance.performScrub(cfs, false, true, 2);
// check data is still there
assertOrderedAll(cfs, 4);
}
@Test
public void testScrubCorruptedCounterRowNoEarlyOpen() throws IOException, WriteTimeoutException
{
boolean oldDisabledVal = SSTableRewriter.disableEarlyOpeningForTests;
try
{
SSTableRewriter.disableEarlyOpeningForTests = true;
testScrubCorruptedCounterRow();
}
finally
{
SSTableRewriter.disableEarlyOpeningForTests = oldDisabledVal;
}
}
@Test
public void testScrubMultiRow() throws ExecutionException, InterruptedException
{
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF);
cfs.clearUnsafe();
// insert data and verify we get it back w/ range query
fillCF(cfs, 10);
assertOrderedAll(cfs, 10);
CompactionManager.instance.performScrub(cfs, false, true, 2);
// check data is still there
assertOrderedAll(cfs, 10);
}
@Test
public void testScrubNoIndex() throws IOException, ExecutionException, InterruptedException, ConfigurationException
{
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF);
cfs.clearUnsafe();
// insert data and verify we get it back w/ range query
fillCF(cfs, 10);
assertOrderedAll(cfs, 10);
for (SSTableReader sstable : cfs.getLiveSSTables())
new File(sstable.descriptor.filenameFor(Component.PRIMARY_INDEX)).delete();
CompactionManager.instance.performScrub(cfs, false, true, 2);
// check data is still there
assertOrderedAll(cfs, 10);
}
@Test
public void testScrubOutOfOrder() throws Exception
{
// This test assumes ByteOrderPartitioner to create out-of-order SSTable
IPartitioner oldPartitioner = DatabaseDescriptor.getPartitioner();
DatabaseDescriptor.setPartitionerUnsafe(new ByteOrderedPartitioner());
// Create out-of-order SSTable
File tempDir = File.createTempFile("ScrubTest.testScrubOutOfOrder", "").getParentFile();
// create ks/cf directory
File tempDataDir = new File(tempDir, String.join(File.separator, KEYSPACE, CF3));
tempDataDir.mkdirs();
try
{
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
String columnFamily = CF3;
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(columnFamily);
cfs.clearUnsafe();
List<String> keys = Arrays.asList("t", "a", "b", "z", "c", "y", "d");
Descriptor desc = cfs.newSSTableDescriptor(tempDataDir);
LifecycleTransaction txn = LifecycleTransaction.offline(OperationType.WRITE);
try (SSTableTxnWriter writer = new SSTableTxnWriter(txn, createTestWriter(desc, (long) keys.size(), cfs.metadata, txn)))
{
for (String k : keys)
{
PartitionUpdate update = UpdateBuilder.create(cfs.metadata(), Util.dk(k))
.newRow("someName").add("val", "someValue")
.build();
writer.append(update.unfilteredIterator());
}
writer.finish(false);
}
try
{
SSTableReader.open(desc, cfs.metadata);
fail("SSTR validation should have caught the out-of-order rows");
}
catch (IllegalStateException ise)
{ /* this is expected */ }
// open without validation for scrubbing
Set<Component> components = new HashSet<>();
if (new File(desc.filenameFor(Component.COMPRESSION_INFO)).exists())
components.add(Component.COMPRESSION_INFO);
components.add(Component.DATA);
components.add(Component.PRIMARY_INDEX);
components.add(Component.FILTER);
components.add(Component.STATS);
components.add(Component.SUMMARY);
components.add(Component.TOC);
SSTableReader sstable = SSTableReader.openNoValidation(desc, components, cfs);
if (sstable.last.compareTo(sstable.first) < 0)
sstable.last = sstable.first;
try (LifecycleTransaction scrubTxn = LifecycleTransaction.offline(OperationType.SCRUB, sstable);
Scrubber scrubber = new Scrubber(cfs, scrubTxn, false, true))
{
scrubber.scrub();
}
LifecycleTransaction.waitForDeletions();
cfs.loadNewSSTables();
assertOrderedAll(cfs, 7);
}
finally
{
FileUtils.deleteRecursive(tempDataDir);
// reset partitioner
DatabaseDescriptor.setPartitionerUnsafe(oldPartitioner);
}
}
private void overrideWithGarbage(SSTableReader sstable, ByteBuffer key1, ByteBuffer key2) throws IOException
{
boolean compression = Boolean.parseBoolean(System.getProperty("cassandra.test.compression", "false"));
long startPosition, endPosition;
if (compression)
{ // overwrite with garbage the compression chunks from key1 to key2
CompressionMetadata compData = CompressionMetadata.create(sstable.getFilename());
CompressionMetadata.Chunk chunk1 = compData.chunkFor(
sstable.getPosition(PartitionPosition.ForKey.get(key1, sstable.getPartitioner()), SSTableReader.Operator.EQ).position);
CompressionMetadata.Chunk chunk2 = compData.chunkFor(
sstable.getPosition(PartitionPosition.ForKey.get(key2, sstable.getPartitioner()), SSTableReader.Operator.EQ).position);
startPosition = Math.min(chunk1.offset, chunk2.offset);
endPosition = Math.max(chunk1.offset + chunk1.length, chunk2.offset + chunk2.length);
compData.close();
}
else
{ // overwrite with garbage from key1 to key2
long row0Start = sstable.getPosition(PartitionPosition.ForKey.get(key1, sstable.getPartitioner()), SSTableReader.Operator.EQ).position;
long row1Start = sstable.getPosition(PartitionPosition.ForKey.get(key2, sstable.getPartitioner()), SSTableReader.Operator.EQ).position;
startPosition = Math.min(row0Start, row1Start);
endPosition = Math.max(row0Start, row1Start);
}
overrideWithGarbage(sstable, startPosition, endPosition);
}
private void overrideWithGarbage(SSTableReader sstable, long startPosition, long endPosition) throws IOException
{
RandomAccessFile file = new RandomAccessFile(sstable.getFilename(), "rw");
file.seek(startPosition);
file.writeBytes(StringUtils.repeat('z', (int) (endPosition - startPosition)));
file.close();
if (ChunkCache.instance != null)
ChunkCache.instance.invalidateFile(sstable.getFilename());
}
private static void assertOrderedAll(ColumnFamilyStore cfs, int expectedSize)
{
assertOrdered(Util.cmd(cfs).build(), expectedSize);
}
private static void assertOrdered(ReadCommand cmd, int expectedSize)
{
int size = 0;
DecoratedKey prev = null;
for (Partition partition : Util.getAllUnfiltered(cmd))
{
DecoratedKey current = partition.partitionKey();
assertTrue("key " + current + " does not sort after previous key " + prev, prev == null || prev.compareTo(current) < 0);
prev = current;
++size;
}
assertEquals(expectedSize, size);
}
protected void fillCF(ColumnFamilyStore cfs, int partitionsPerSSTable)
{
for (int i = 0; i < partitionsPerSSTable; i++)
{
PartitionUpdate update = UpdateBuilder.create(cfs.metadata(), String.valueOf(i))
.newRow("r1").add("val", "1")
.newRow("r1").add("val", "1")
.build();
new Mutation(update).applyUnsafe();
}
cfs.forceBlockingFlush();
}
public static void fillIndexCF(ColumnFamilyStore cfs, boolean composite, long ... values)
{
assertTrue(values.length % 2 == 0);
for (int i = 0; i < values.length; i +=2)
{
UpdateBuilder builder = UpdateBuilder.create(cfs.metadata(), String.valueOf(i));
if (composite)
{
builder.newRow("c" + i)
.add(COL_INDEX, values[i])
.add(COL_NON_INDEX, values[i + 1]);
}
else
{
builder.newRow()
.add(COL_INDEX, values[i])
.add(COL_NON_INDEX, values[i + 1]);
}
new Mutation(builder.build()).applyUnsafe();
}
cfs.forceBlockingFlush();
}
protected void fillCounterCF(ColumnFamilyStore cfs, int partitionsPerSSTable) throws WriteTimeoutException
{
for (int i = 0; i < partitionsPerSSTable; i++)
{
PartitionUpdate update = UpdateBuilder.create(cfs.metadata(), String.valueOf(i))
.newRow("r1").add("val", 100L)
.build();
new CounterMutation(new Mutation(update), ConsistencyLevel.ONE).apply();
}
cfs.forceBlockingFlush();
}
@Test
public void testScrubColumnValidation() throws InterruptedException, RequestExecutionException, ExecutionException
{
QueryProcessor.process(String.format("CREATE TABLE \"%s\".test_compact_static_columns (a bigint, b timeuuid, c boolean static, d text, PRIMARY KEY (a, b))", KEYSPACE), ConsistencyLevel.ONE);
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("test_compact_static_columns");
QueryProcessor.executeInternal(String.format("INSERT INTO \"%s\".test_compact_static_columns (a, b, c, d) VALUES (123, c3db07e8-b602-11e3-bc6b-e0b9a54a6d93, true, 'foobar')", KEYSPACE));
cfs.forceBlockingFlush();
CompactionManager.instance.performScrub(cfs, false, true, 2);
QueryProcessor.process("CREATE TABLE \"Keyspace1\".test_scrub_validation (a text primary key, b int)", ConsistencyLevel.ONE);
ColumnFamilyStore cfs2 = keyspace.getColumnFamilyStore("test_scrub_validation");
new Mutation(UpdateBuilder.create(cfs2.metadata(), "key").newRow().add("b", LongType.instance.decompose(1L)).build()).apply();
cfs2.forceBlockingFlush();
CompactionManager.instance.performScrub(cfs2, false, false, 2);
}
/**
* For CASSANDRA-6892 too, check that for a compact table with one cluster column, we can insert whatever
* we want as value for the clustering column, including something that would conflict with a CQL column definition.
*/
@Test
public void testValidationCompactStorage() throws Exception
{
QueryProcessor.process(String.format("CREATE TABLE \"%s\".test_compact_dynamic_columns (a int, b text, c text, PRIMARY KEY (a, b)) WITH COMPACT STORAGE", KEYSPACE), ConsistencyLevel.ONE);
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("test_compact_dynamic_columns");
QueryProcessor.executeInternal(String.format("INSERT INTO \"%s\".test_compact_dynamic_columns (a, b, c) VALUES (0, 'a', 'foo')", KEYSPACE));
QueryProcessor.executeInternal(String.format("INSERT INTO \"%s\".test_compact_dynamic_columns (a, b, c) VALUES (0, 'b', 'bar')", KEYSPACE));
QueryProcessor.executeInternal(String.format("INSERT INTO \"%s\".test_compact_dynamic_columns (a, b, c) VALUES (0, 'c', 'boo')", KEYSPACE));
cfs.forceBlockingFlush();
CompactionManager.instance.performScrub(cfs, true, true, 2);
// Scrub is silent, but it will remove broken records. So reading everything back to make sure nothing to "scrubbed away"
UntypedResultSet rs = QueryProcessor.executeInternal(String.format("SELECT * FROM \"%s\".test_compact_dynamic_columns", KEYSPACE));
assertEquals(3, rs.size());
Iterator<UntypedResultSet.Row> iter = rs.iterator();
assertEquals("foo", iter.next().getString("c"));
assertEquals("bar", iter.next().getString("c"));
assertEquals("boo", iter.next().getString("c"));
}
@Test /* CASSANDRA-5174 */
public void testScrubKeysIndex_preserveOrder() throws IOException, ExecutionException, InterruptedException
{
//If the partitioner preserves the order then SecondaryIndex uses BytesType comparator,
// otherwise it uses LocalByPartitionerType
testScrubIndex(CF_INDEX1_BYTEORDERED, COL_INDEX, false, true);
}
@Test /* CASSANDRA-5174 */
public void testScrubCompositeIndex_preserveOrder() throws IOException, ExecutionException, InterruptedException
{
testScrubIndex(CF_INDEX2_BYTEORDERED, COL_INDEX, true, true);
}
@Test /* CASSANDRA-5174 */
public void testScrubKeysIndex() throws IOException, ExecutionException, InterruptedException
{
testScrubIndex(CF_INDEX1, COL_INDEX, false, true);
}
@Test /* CASSANDRA-5174 */
public void testScrubCompositeIndex() throws IOException, ExecutionException, InterruptedException
{
testScrubIndex(CF_INDEX2, COL_INDEX, true, true);
}
@Test /* CASSANDRA-5174 */
public void testFailScrubKeysIndex() throws IOException, ExecutionException, InterruptedException
{
testScrubIndex(CF_INDEX1, COL_INDEX, false, false);
}
@Test /* CASSANDRA-5174 */
public void testFailScrubCompositeIndex() throws IOException, ExecutionException, InterruptedException
{
testScrubIndex(CF_INDEX2, COL_INDEX, true, false);
}
@Test /* CASSANDRA-5174 */
public void testScrubTwice() throws IOException, ExecutionException, InterruptedException
{
testScrubIndex(CF_INDEX1, COL_INDEX, false, true, true);
}
private void testScrubIndex(String cfName, String colName, boolean composite, boolean ... scrubs)
throws IOException, ExecutionException, InterruptedException
{
CompactionManager.instance.disableAutoCompaction();
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(cfName);
cfs.clearUnsafe();
int numRows = 1000;
long[] colValues = new long [numRows * 2]; // each row has two columns
for (int i = 0; i < colValues.length; i+=2)
{
colValues[i] = (i % 4 == 0 ? 1L : 2L); // index column
colValues[i+1] = 3L; //other column
}
fillIndexCF(cfs, composite, colValues);
// check index
assertOrdered(Util.cmd(cfs).filterOn(colName, Operator.EQ, 1L).build(), numRows / 2);
// scrub index
Set<ColumnFamilyStore> indexCfss = cfs.indexManager.getAllIndexColumnFamilyStores();
assertTrue(indexCfss.size() == 1);
for(ColumnFamilyStore indexCfs : indexCfss)
{
for (int i = 0; i < scrubs.length; i++)
{
boolean failure = !scrubs[i];
if (failure)
{ //make sure the next scrub fails
overrideWithGarbage(indexCfs.getLiveSSTables().iterator().next(), ByteBufferUtil.bytes(1L), ByteBufferUtil.bytes(2L));
}
CompactionManager.AllSSTableOpStatus result = indexCfs.scrub(false, false, true, true, 0);
assertEquals(failure ?
CompactionManager.AllSSTableOpStatus.ABORTED :
CompactionManager.AllSSTableOpStatus.SUCCESSFUL,
result);
}
}
// check index is still working
assertOrdered(Util.cmd(cfs).filterOn(colName, Operator.EQ, 1L).build(), numRows / 2);
}
private static SSTableMultiWriter createTestWriter(Descriptor descriptor, long keyCount, TableMetadataRef metadata, LifecycleTransaction txn)
{
SerializationHeader header = new SerializationHeader(true, metadata.get(), metadata.get().regularAndStaticColumns(), EncodingStats.NO_STATS);
MetadataCollector collector = new MetadataCollector(metadata.get().comparator).sstableLevel(0);
return new TestMultiWriter(new TestWriter(descriptor, keyCount, 0, null, metadata, collector, header, txn), txn);
}
private static class TestMultiWriter extends SimpleSSTableMultiWriter
{
TestMultiWriter(SSTableWriter writer, LifecycleTransaction txn)
{
super(writer, txn);
}
}
/**
* Test writer that allows to write out of order SSTable.
*/
private static class TestWriter extends BigTableWriter
{
TestWriter(Descriptor descriptor, long keyCount, long repairedAt, UUID pendingRepair, TableMetadataRef metadata,
MetadataCollector collector, SerializationHeader header, LifecycleTransaction txn)
{
super(descriptor, keyCount, repairedAt, pendingRepair, metadata, collector, header, Collections.emptySet(), txn);
}
@Override
protected long beforeAppend(DecoratedKey decoratedKey)
{
return dataFile.position();
}
}
/**
* Tests with invalid sstables (containing duplicate entries in 2.0 and 3.0 storage format),
* that were caused by upgrading from 2.x with duplicate range tombstones.
*
* See CASSANDRA-12144 for details.
*/
@Test
public void testFilterOutDuplicates() throws Exception
{
DatabaseDescriptor.setPartitionerUnsafe(Murmur3Partitioner.instance);
QueryProcessor.process(String.format("CREATE TABLE \"%s\".cf_with_duplicates_3_0 (a int, b int, c int, PRIMARY KEY (a, b))", KEYSPACE), ConsistencyLevel.ONE);
Keyspace keyspace = Keyspace.open(KEYSPACE);
ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("cf_with_duplicates_3_0");
Path legacySSTableRoot = Paths.get(System.getProperty(INVALID_LEGACY_SSTABLE_ROOT_PROP),
"Keyspace1",
"cf_with_duplicates_3_0");
for (String filename : new String[]{ "mb-3-big-CompressionInfo.db",
"mb-3-big-Digest.crc32",
"mb-3-big-Index.db",
"mb-3-big-Summary.db",
"mb-3-big-Data.db",
"mb-3-big-Filter.db",
"mb-3-big-Statistics.db",
"mb-3-big-TOC.txt" })
{
Files.copy(Paths.get(legacySSTableRoot.toString(), filename), cfs.getDirectories().getDirectoryForNewSSTables().toPath().resolve(filename));
}
cfs.loadNewSSTables();
cfs.scrub(true, true, true, 1);
UntypedResultSet rs = QueryProcessor.executeInternal(String.format("SELECT * FROM \"%s\".cf_with_duplicates_3_0", KEYSPACE));
assertEquals(1, rs.size());
QueryProcessor.executeInternal(String.format("DELETE FROM \"%s\".cf_with_duplicates_3_0 WHERE a=1 AND b =2", KEYSPACE));
rs = QueryProcessor.executeInternal(String.format("SELECT * FROM \"%s\".cf_with_duplicates_3_0", KEYSPACE));
assertEquals(0, rs.size());
}
}