| /* |
| * 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.distributed.test.cdc; |
| |
| import java.util.function.Consumer; |
| |
| import org.junit.Test; |
| |
| import org.apache.cassandra.db.commitlog.CommitLog; |
| import org.apache.cassandra.db.commitlog.CommitLogSegment; |
| import org.apache.cassandra.distributed.Cluster; |
| import org.apache.cassandra.distributed.api.Feature; |
| import org.apache.cassandra.distributed.test.TestBaseImpl; |
| |
| import static org.apache.cassandra.distributed.shared.AssertUtils.assertRows; |
| import static org.apache.cassandra.distributed.shared.AssertUtils.assertTrue; |
| import static org.apache.cassandra.distributed.shared.AssertUtils.row; |
| |
| public class ToggleCDCOnRepairEnabledTest extends TestBaseImpl |
| { |
| @Test |
| public void testCDCOnRepairIsEnabled() throws Exception |
| { |
| testCDCOnRepairEnabled(true, cluster -> { |
| cluster.get(2).runOnInstance(() -> { |
| boolean containCDCInLog = CommitLog.instance.segmentManager |
| .getActiveSegments() |
| .stream() |
| .anyMatch(s -> s.getCDCState() == CommitLogSegment.CDCState.CONTAINS); |
| assertTrue("Mutation should be added to commit log when cdc_on_repair_enabled is true", |
| containCDCInLog); |
| }); |
| }); |
| } |
| |
| @Test |
| public void testCDCOnRepairIsDisabled() throws Exception |
| { |
| testCDCOnRepairEnabled(false, cluster -> { |
| cluster.get(2).runOnInstance(() -> { |
| boolean containCDCInLog = CommitLog.instance.segmentManager |
| .getActiveSegments() |
| .stream() |
| .allMatch(s -> s.getCDCState() != CommitLogSegment.CDCState.CONTAINS); |
| assertTrue("No mutation should be added to commit log when cdc_on_repair_enabled is false", |
| containCDCInLog); |
| }); |
| }); |
| } |
| |
| // test helper to repair data between nodes when cdc_on_repair_enabled is on or off. |
| private void testCDCOnRepairEnabled(boolean enabled, Consumer<Cluster> assertion) throws Exception |
| { |
| try (Cluster cluster = init(Cluster.build(2) |
| .withConfig(c -> c.set("cdc_enabled", true) |
| .set("cdc_on_repair_enabled", enabled) |
| .with(Feature.NETWORK) |
| .with(Feature.GOSSIP)) |
| .start())) |
| { |
| cluster.schemaChange(withKeyspace("CREATE TABLE %s.tbl (k INT PRIMARY KEY, v INT) WITH cdc=true")); |
| |
| // Data only in node1 |
| cluster.get(1).executeInternal(withKeyspace("INSERT INTO %s.tbl (k, v) VALUES (1, 1)")); |
| Object[][] result = cluster.get(1).executeInternal(withKeyspace("SELECT * FROM %s.tbl WHERE k = 1")); |
| assertRows(result, row(1, 1)); |
| result = cluster.get(2).executeInternal(withKeyspace("SELECT * FROM %s.tbl WHERE k = 1")); |
| assertRows(result); |
| |
| // repair |
| cluster.get(1).flush(KEYSPACE); |
| cluster.get(2).nodetool("repair", KEYSPACE, "tbl"); |
| |
| // verify node2 now have data |
| result = cluster.get(2).executeInternal(withKeyspace("SELECT * FROM %s.tbl WHERE k = 1")); |
| assertRows(result, row(1, 1)); |
| |
| assertion.accept(cluster); |
| } |
| } |
| } |