| /* |
| * Copyright © 2014 Cask Data, Inc. |
| * |
| * Licensed 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 co.cask.tephra.hbase96.coprocessor; |
| |
| import co.cask.tephra.Transaction; |
| import co.cask.tephra.TxConstants; |
| import co.cask.tephra.hbase.AbstractTransactionVisibilityFilterTest; |
| import com.google.common.collect.Maps; |
| import org.apache.hadoop.hbase.KeyValue; |
| import org.apache.hadoop.hbase.filter.Filter; |
| import org.apache.hadoop.hbase.regionserver.ScanType; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.Test; |
| |
| import java.util.Map; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * HBase 0.96 specific test for filtering logic applied when reading data transactionally. |
| */ |
| public class TransactionVisibilityFilterTest extends AbstractTransactionVisibilityFilterTest { |
| /** |
| * Test filtering of KeyValues for in-progress and invalid transactions. |
| * @throws Exception |
| */ |
| @Test |
| public void testFiltering() throws Exception { |
| /* |
| * Start and stop some transactions. This will give us a transaction state something like the following |
| * (numbers only reflect ordering, not actual transaction IDs): |
| * 6 - in progress |
| * 5 - committed |
| * 4 - invalid |
| * 3 - in-progress |
| * 2 - committed |
| * 1 - committed |
| * |
| * read ptr = 5 |
| * write ptr = 6 |
| */ |
| |
| Transaction tx1 = txManager.startShort(); |
| assertTrue(txManager.canCommit(tx1, EMPTY_CHANGESET)); |
| assertTrue(txManager.commit(tx1)); |
| |
| Transaction tx2 = txManager.startShort(); |
| assertTrue(txManager.canCommit(tx2, EMPTY_CHANGESET)); |
| assertTrue(txManager.commit(tx2)); |
| |
| Transaction tx3 = txManager.startShort(); |
| Transaction tx4 = txManager.startShort(); |
| txManager.invalidate(tx4.getWritePointer()); |
| |
| Transaction tx5 = txManager.startShort(); |
| assertTrue(txManager.canCommit(tx5, EMPTY_CHANGESET)); |
| assertTrue(txManager.commit(tx5)); |
| |
| Transaction tx6 = txManager.startShort(); |
| |
| Map<byte[], Long> ttls = Maps.newTreeMap(Bytes.BYTES_COMPARATOR); |
| Filter filter = createFilter(tx6, ttls); |
| |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", "val1", tx6.getWritePointer()))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", "val1", tx5.getWritePointer()))); |
| assertEquals(Filter.ReturnCode.SKIP, |
| filter.filterKeyValue(newKeyValue("row1", "val1", tx4.getWritePointer()))); |
| assertEquals(Filter.ReturnCode.SKIP, |
| filter.filterKeyValue(newKeyValue("row1", "val1", tx3.getWritePointer()))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", "val1", tx2.getWritePointer()))); |
| } |
| |
| /** |
| * Test filtering for TTL settings. |
| * @throws Exception |
| */ |
| @Test |
| public void testTTLFiltering() throws Exception { |
| Map<byte[], Long> ttls = Maps.newTreeMap(Bytes.BYTES_COMPARATOR); |
| ttls.put(FAM, 10L); |
| ttls.put(FAM2, 30L); |
| ttls.put(FAM3, 0L); |
| |
| Transaction tx = txManager.startShort(); |
| long now = tx.getVisibilityUpperBound(); |
| Filter filter = createFilter(tx, ttls); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM, "val1", now))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM, "val1", now - 1 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM, "val1", now - 11 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM2, "val1", now - 11 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM2, "val1", now - 21 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM2, "val1", now - 31 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM3, "val1", now - 31 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row1", FAM3, "val1", now - 1001 * TxConstants.MAX_TX_PER_MS))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row2", FAM, "val1", now))); |
| assertEquals(Filter.ReturnCode.INCLUDE_AND_NEXT_COL, |
| filter.filterKeyValue(newKeyValue("row2", FAM, "val1", now - 1 * TxConstants.MAX_TX_PER_MS))); |
| } |
| |
| protected Filter createFilter(Transaction tx, Map<byte[], Long> familyTTLs) { |
| return new TransactionVisibilityFilter(tx, familyTTLs, false, ScanType.USER_SCAN); |
| } |
| |
| protected KeyValue newKeyValue(String rowkey, String value, long timestamp) { |
| return new KeyValue(Bytes.toBytes(rowkey), FAM, COL, timestamp, Bytes.toBytes(value)); |
| } |
| |
| protected KeyValue newKeyValue(String rowkey, byte[] family, String value, long timestamp) { |
| return new KeyValue(Bytes.toBytes(rowkey), family, COL, timestamp, Bytes.toBytes(value)); |
| } |
| } |