/* * 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 static org.junit.Assert.assertEquals; import java.io.IOException; import java.net.InetAddress; import java.nio.ByteBuffer; import java.util.Arrays; import java.util.LinkedList; import java.util.List; import java.util.concurrent.ExecutionException; import java.util.concurrent.TimeUnit; import org.apache.cassandra.SchemaLoader; import org.apache.cassandra.Util; import org.apache.cassandra.db.filter.IDiskAtomFilter; import org.apache.cassandra.exceptions.ConfigurationException; import org.apache.cassandra.db.columniterator.IdentityQueryFilter; import org.apache.cassandra.db.compaction.CompactionManager; import org.apache.cassandra.db.index.SecondaryIndex; import org.apache.cassandra.dht.BytesToken; import org.apache.cassandra.dht.IPartitioner; import org.apache.cassandra.dht.Range; import org.apache.cassandra.io.sstable.SSTableReader; import org.apache.cassandra.locator.TokenMetadata; import org.apache.cassandra.service.StorageService; import org.apache.cassandra.utils.ByteBufferUtil; import org.apache.cassandra.utils.CounterId; import org.junit.Test; public class CleanupTest extends SchemaLoader { public static final int LOOPS = 200; public static final String KEYSPACE1 = "Keyspace1"; public static final String CF1 = "Indexed1"; public static final String CF2 = "Standard1"; public static final ByteBuffer COLUMN = ByteBufferUtil.bytes("birthdate"); public static final ByteBuffer VALUE = ByteBuffer.allocate(8); static { VALUE.putLong(20101229); VALUE.flip(); } @Test public void testCleanup() throws IOException, ExecutionException, InterruptedException, ConfigurationException { StorageService.instance.initServer(0); Keyspace keyspace = Keyspace.open(KEYSPACE1); ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF2); List<Row> rows; // insert data and verify we get it back w/ range query fillCF(cfs, LOOPS); // record max timestamps of the sstables pre-cleanup List<Long> expectedMaxTimestamps = getMaxTimestampList(cfs); rows = Util.getRangeSlice(cfs); assertEquals(LOOPS, rows.size()); // with one token in the ring, owned by the local node, cleanup should be a no-op CompactionManager.instance.performCleanup(cfs, new CounterId.OneShotRenewer()); // ensure max timestamp of the sstables are retained post-cleanup assert expectedMaxTimestamps.equals(getMaxTimestampList(cfs)); // check data is still there rows = Util.getRangeSlice(cfs); assertEquals(LOOPS, rows.size()); } @Test public void testCleanupWithIndexes() throws IOException, ExecutionException, InterruptedException { Keyspace keyspace = Keyspace.open(KEYSPACE1); ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF1); List<Row> rows; // insert data and verify we get it back w/ range query fillCF(cfs, LOOPS); rows = Util.getRangeSlice(cfs); assertEquals(LOOPS, rows.size()); SecondaryIndex index = cfs.indexManager.getIndexForColumn(COLUMN); long start = System.nanoTime(); while (!index.isIndexBuilt(COLUMN) && System.nanoTime() - start < TimeUnit.SECONDS.toNanos(10)) Thread.sleep(10); // verify we get it back w/ index query too IndexExpression expr = new IndexExpression(COLUMN, IndexExpression.Operator.EQ, VALUE); List<IndexExpression> clause = Arrays.asList(expr); IDiskAtomFilter filter = new IdentityQueryFilter(); IPartitioner p = StorageService.getPartitioner(); Range<RowPosition> range = Util.range("", ""); rows = keyspace.getColumnFamilyStore(CF1).search(range, clause, filter, Integer.MAX_VALUE); assertEquals(LOOPS, rows.size()); // we don't allow cleanup when the local host has no range to avoid wipping up all data when a node has not join the ring. // So to make sure cleanup erase everything here, we give the localhost the tiniest possible range. TokenMetadata tmd = StorageService.instance.getTokenMetadata(); byte[] tk1 = new byte[1], tk2 = new byte[1]; tk1[0] = 2; tk2[0] = 1; tmd.updateNormalToken(new BytesToken(tk1), InetAddress.getByName("127.0.0.1")); tmd.updateNormalToken(new BytesToken(tk2), InetAddress.getByName("127.0.0.2")); CompactionManager.instance.performCleanup(cfs, new CounterId.OneShotRenewer()); // row data should be gone rows = Util.getRangeSlice(cfs); assertEquals(0, rows.size()); // not only should it be gone but there should be no data on disk, not even tombstones assert cfs.getSSTables().isEmpty(); // 2ary indexes should result in no results, too (although tombstones won't be gone until compacted) rows = cfs.search(range, clause, filter, Integer.MAX_VALUE); assertEquals(0, rows.size()); } protected void fillCF(ColumnFamilyStore cfs, int rowsPerSSTable) throws ExecutionException, InterruptedException, IOException { CompactionManager.instance.disableAutoCompaction(); for (int i = 0; i < rowsPerSSTable; i++) { String key = String.valueOf(i); // create a row and update the birthdate value, test that the index query fetches the new version RowMutation rm; rm = new RowMutation(KEYSPACE1, ByteBufferUtil.bytes(key)); rm.add(cfs.name, COLUMN, VALUE, System.currentTimeMillis()); rm.applyUnsafe(); } cfs.forceBlockingFlush(); } protected List<Long> getMaxTimestampList(ColumnFamilyStore cfs) { List<Long> list = new LinkedList<Long>(); for (SSTableReader sstable : cfs.getSSTables()) list.add(sstable.getMaxTimestamp()); return list; } }