| /* |
| * 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.hadoop.hbase.replication.regionserver; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import java.io.IOException; |
| import java.net.SocketAddress; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.Cell; |
| import org.apache.hadoop.hbase.CellBuilder; |
| import org.apache.hadoop.hbase.CellBuilderFactory; |
| import org.apache.hadoop.hbase.CellBuilderType; |
| import org.apache.hadoop.hbase.CellScanner; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.hbase.Stoppable; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.AdvancedScanResultConsumer; |
| import org.apache.hadoop.hbase.client.AsyncClusterConnection; |
| import org.apache.hadoop.hbase.client.AsyncConnection; |
| import org.apache.hadoop.hbase.client.AsyncTable; |
| import org.apache.hadoop.hbase.client.ClusterConnectionFactory; |
| import org.apache.hadoop.hbase.client.DummyAsyncClusterConnection; |
| import org.apache.hadoop.hbase.client.DummyAsyncTable; |
| import org.apache.hadoop.hbase.client.DummyConnectionRegistry; |
| import org.apache.hadoop.hbase.client.Row; |
| import org.apache.hadoop.hbase.security.User; |
| import org.apache.hadoop.hbase.testclassification.ReplicationTests; |
| import org.apache.hadoop.hbase.testclassification.SmallTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.ClassRule; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.junit.rules.TestName; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.apache.hbase.thirdparty.com.google.protobuf.ByteString; |
| import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos; |
| |
| /** |
| * Simple test of sink-side wal entry filter facility. |
| */ |
| @Category({ ReplicationTests.class, SmallTests.class }) |
| public class TestWALEntrySinkFilter { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestWALEntrySinkFilter.class); |
| |
| private static final Logger LOG = LoggerFactory.getLogger(TestReplicationSink.class); |
| @Rule |
| public TestName name = new TestName(); |
| static final int BOUNDARY = 5; |
| static final AtomicInteger UNFILTERED = new AtomicInteger(); |
| static final AtomicInteger FILTERED = new AtomicInteger(); |
| |
| /** |
| * Implemetentation of Stoppable to pass into ReplicationSink. |
| */ |
| private static Stoppable STOPPABLE = new Stoppable() { |
| private final AtomicBoolean stop = new AtomicBoolean(false); |
| |
| @Override |
| public boolean isStopped() { |
| return this.stop.get(); |
| } |
| |
| @Override |
| public void stop(String why) { |
| LOG.info("STOPPING BECAUSE: " + why); |
| this.stop.set(true); |
| } |
| }; |
| |
| /** |
| * Test filter. Filter will filter out any write time that is <= 5 (BOUNDARY). We count how many |
| * items we filter out and we count how many cells make it through for distribution way down below |
| * in the Table#batch implementation. Puts in place a custom DevNullConnection so we can insert |
| * our counting Table. |
| * @throws IOException |
| */ |
| @Test |
| public void testWALEntryFilter() throws IOException { |
| Configuration conf = HBaseConfiguration.create(); |
| // Make it so our filter is instantiated on construction of ReplicationSink. |
| conf.setClass(DummyConnectionRegistry.REGISTRY_IMPL_CONF_KEY, DevNullConnectionRegistry.class, |
| DummyConnectionRegistry.class); |
| conf.setClass(WALEntrySinkFilter.WAL_ENTRY_FILTER_KEY, |
| IfTimeIsGreaterThanBOUNDARYWALEntrySinkFilterImpl.class, WALEntrySinkFilter.class); |
| conf.setClass(ClusterConnectionFactory.HBASE_SERVER_CLUSTER_CONNECTION_IMPL, |
| DevNullAsyncClusterConnection.class, AsyncClusterConnection.class); |
| ReplicationSink sink = new ReplicationSink(conf); |
| // Create some dumb walentries. |
| List<AdminProtos.WALEntry> entries = new ArrayList<>(); |
| AdminProtos.WALEntry.Builder entryBuilder = AdminProtos.WALEntry.newBuilder(); |
| // Need a tablename. |
| ByteString tableName = |
| ByteString.copyFromUtf8(TableName.valueOf(this.name.getMethodName()).toString()); |
| // Add WALEdit Cells to Cells List. The way edits arrive at the sink is with protos |
| // describing the edit with all Cells from all edits aggregated in a single CellScanner. |
| final List<Cell> cells = new ArrayList<>(); |
| int count = BOUNDARY * 2; |
| for (int i = 0; i < count; i++) { |
| byte[] bytes = Bytes.toBytes(i); |
| // Create a wal entry. Everything is set to the current index as bytes or int/long. |
| entryBuilder.clear(); |
| entryBuilder.setKey(entryBuilder.getKeyBuilder().setLogSequenceNumber(i) |
| .setEncodedRegionName(ByteString.copyFrom(bytes)).setWriteTime(i).setTableName(tableName) |
| .build()); |
| // Lets have one Cell associated with each WALEdit. |
| entryBuilder.setAssociatedCellCount(1); |
| entries.add(entryBuilder.build()); |
| // We need to add a Cell per WALEdit to the cells array. |
| CellBuilder cellBuilder = CellBuilderFactory.create(CellBuilderType.DEEP_COPY); |
| // Make cells whose row, family, cell, value, and ts are == 'i'. |
| Cell cell = cellBuilder.setRow(bytes).setFamily(bytes).setQualifier(bytes) |
| .setType(Cell.Type.Put).setTimestamp(i).setValue(bytes).build(); |
| cells.add(cell); |
| } |
| // Now wrap our cells array in a CellScanner that we can pass in to replicateEntries. It has |
| // all Cells from all the WALEntries made above. |
| CellScanner cellScanner = new CellScanner() { |
| // Set to -1 because advance gets called before current. |
| int index = -1; |
| |
| @Override |
| public Cell current() { |
| return cells.get(index); |
| } |
| |
| @Override |
| public boolean advance() throws IOException { |
| index++; |
| return index < cells.size(); |
| } |
| }; |
| // Call our sink. |
| sink.replicateEntries(entries, cellScanner, null, null, null); |
| // Check what made it through and what was filtered. |
| assertTrue(FILTERED.get() > 0); |
| assertTrue(UNFILTERED.get() > 0); |
| assertEquals(count, FILTERED.get() + UNFILTERED.get()); |
| } |
| |
| /** |
| * Simple filter that will filter out any entry wholse writeTime is <= 5. |
| */ |
| public static class IfTimeIsGreaterThanBOUNDARYWALEntrySinkFilterImpl |
| implements WALEntrySinkFilter { |
| public IfTimeIsGreaterThanBOUNDARYWALEntrySinkFilterImpl() { |
| } |
| |
| @Override |
| public void init(AsyncConnection conn) { |
| // Do nothing. |
| } |
| |
| @Override |
| public boolean filter(TableName table, long writeTime) { |
| boolean b = writeTime <= BOUNDARY; |
| if (b) { |
| FILTERED.incrementAndGet(); |
| } |
| return b; |
| } |
| } |
| |
| public static class DevNullConnectionRegistry extends DummyConnectionRegistry { |
| |
| public DevNullConnectionRegistry(Configuration conf) { |
| } |
| |
| @Override |
| public CompletableFuture<String> getClusterId() { |
| return CompletableFuture.completedFuture("test"); |
| } |
| } |
| |
| public static class DevNullAsyncClusterConnection extends DummyAsyncClusterConnection { |
| |
| private final Configuration conf; |
| |
| public DevNullAsyncClusterConnection(Configuration conf, Object registry, String clusterId, |
| SocketAddress localAddress, User user) { |
| this.conf = conf; |
| } |
| |
| @Override |
| public AsyncTable<AdvancedScanResultConsumer> getTable(TableName tableName) { |
| return new DummyAsyncTable<AdvancedScanResultConsumer>() { |
| |
| @Override |
| public <T> CompletableFuture<List<T>> batchAll(List<? extends Row> actions) { |
| List<T> list = new ArrayList<>(actions.size()); |
| for (Row action : actions) { |
| // Row is the index of the loop above where we make WALEntry and Cells. |
| int row = Bytes.toInt(action.getRow()); |
| assertTrue("" + row, row > BOUNDARY); |
| UNFILTERED.incrementAndGet(); |
| list.add(null); |
| } |
| return CompletableFuture.completedFuture(list); |
| } |
| }; |
| } |
| |
| @Override |
| public Configuration getConfiguration() { |
| return conf; |
| } |
| } |
| } |