cassandra/test/unit/org/apache/cassandra/db/ScrubTest.java

666 lines
28 KiB
Java

/*
* 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.File;
import java.io.IOError;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.nio.ByteBuffer;
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.OrderedJUnit4ClassRunner;
import org.apache.cassandra.SchemaLoader;
import org.apache.cassandra.UpdateBuilder;
import org.apache.cassandra.Util;
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.index.SecondaryIndex;
import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
import org.apache.cassandra.db.marshal.*;
import org.apache.cassandra.db.partitions.Partition;
import org.apache.cassandra.db.partitions.PartitionUpdate;
import org.apache.cassandra.dht.ByteOrderedPartitioner;
import org.apache.cassandra.dht.IPartitioner;
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.Component;
import org.apache.cassandra.io.sstable.Descriptor;
import org.apache.cassandra.io.sstable.SSTableRewriter;
import org.apache.cassandra.io.sstable.SSTableTxnWriter;
import org.apache.cassandra.io.sstable.format.SSTableReader;
import org.apache.cassandra.io.util.FileUtils;
import org.apache.cassandra.schema.KeyspaceParams;
import org.apache.cassandra.service.StorageService;
import org.apache.cassandra.utils.ByteBufferUtil;
import static org.junit.Assert.*;
import static org.junit.Assume.assumeTrue;
@RunWith(OrderedJUnit4ClassRunner.class)
public class ScrubTest
{
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 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
{
SchemaLoader.loadSchema();
SchemaLoader.createKeyspace(KEYSPACE,
KeyspaceParams.simple(1),
SchemaLoader.standardCFMD(KEYSPACE, CF),
SchemaLoader.standardCFMD(KEYSPACE, CF2),
SchemaLoader.standardCFMD(KEYSPACE, CF3),
SchemaLoader.counterCFMD(KEYSPACE, COUNTER_CF)
.compressionParameters(SchemaLoader.getCompressionParameters(COMPRESSION_CHUNK_LENGTH)),
SchemaLoader.standardCFMD(KEYSPACE, CF_UUID, 0, UUIDType.instance),
SchemaLoader.keysIndexCFMD(KEYSPACE, CF_INDEX1, true),
SchemaLoader.compositeIndexCFMD(KEYSPACE, CF_INDEX2, true));
}
@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);
// 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, 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, false, 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, 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, false, 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);
// 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);
// 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, true);
// 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.setPartitioner(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");
String filename = cfs.getSSTablePath(tempDataDir);
Descriptor desc = Descriptor.fromFilename(filename);
try (SSTableTxnWriter writer = SSTableTxnWriter.create(desc,
keys.size(),
0L,
0,
SerializationHeader.make(cfs.metadata,
Collections.emptyList())))
{
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 txn = LifecycleTransaction.offline(OperationType.SCRUB, sstable);
Scrubber scrubber = new Scrubber(cfs, txn, false, true, true))
{
scrubber.scrub();
}
cfs.loadNewSSTables();
assertOrderedAll(cfs, 7);
sstable.selfRef().release();
}
finally
{
FileUtils.deleteRecursive(tempDataDir);
// reset partitioner
DatabaseDescriptor.setPartitioner(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.partitioner), SSTableReader.Operator.EQ).position);
CompressionMetadata.Chunk chunk2 = compData.chunkFor(
sstable.getPosition(PartitionPosition.ForKey.get(key2, sstable.partitioner), 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.partitioner), SSTableReader.Operator.EQ).position;
long row1Start = sstable.getPosition(PartitionPosition.ForKey.get(key2, sstable.partitioner), 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();
}
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);
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);
}
/**
* 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);
// 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
setKeyComparator(BytesType.instance);
testScrubIndex(CF_INDEX1, COL_INDEX, false, true);
}
@Test /* CASSANDRA-5174 */
public void testScrubCompositeIndex_preserveOrder() throws IOException, ExecutionException, InterruptedException
{
setKeyComparator(BytesType.instance);
testScrubIndex(CF_INDEX2, COL_INDEX, true, true);
}
@Test /* CASSANDRA-5174 */
public void testScrubKeysIndex() throws IOException, ExecutionException, InterruptedException
{
setKeyComparator(new LocalByPartionerType(StorageService.getPartitioner()));
testScrubIndex(CF_INDEX1, COL_INDEX, false, true);
}
@Test /* CASSANDRA-5174 */
public void testScrubCompositeIndex() throws IOException, ExecutionException, InterruptedException
{
setKeyComparator(new LocalByPartionerType(StorageService.getPartitioner()));
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);
}
/** The SecondaryIndex class is used for custom indexes so to avoid
* making a public final field into a private field with getters
* and setters, we resort to this hack in order to test it properly
* since it can have two values which influence the scrubbing behavior.
* @param comparator - the key comparator we want to test
*/
private void setKeyComparator(AbstractType<?> comparator)
{
try
{
Field keyComparator = SecondaryIndex.class.getDeclaredField("keyComparator");
keyComparator.setAccessible(true);
int modifiers = keyComparator.getModifiers();
Field modifierField = keyComparator.getClass().getDeclaredField("modifiers");
modifiers = modifiers & ~Modifier.FINAL;
modifierField.setAccessible(true);
modifierField.setInt(keyComparator, modifiers);
keyComparator.set(null, comparator);
}
catch (Exception ex)
{
fail("Failed to change key comparator in secondary index : " + ex.getMessage());
ex.printStackTrace();
}
}
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.getIndexesBackedByCfs();
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);
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);
}
}