/*
* 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.flume.channel.file;
import static org.apache.flume.channel.file.TestUtils.*;
import java.io.File;
import java.util.Map;
import java.util.Set;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.collect.Maps;
public class TestCheckpointRebuilder extends TestFileChannelBase {
protected static final Logger LOG = LoggerFactory
.getLogger(TestCheckpointRebuilder.class);
@Before
public void setup() throws Exception {
super.setup();
}
@After
public void teardown() {
super.teardown();
}
@Test
public void testFastReplay() throws Exception {
Map<String, String> overrides = Maps.newHashMap();
overrides.put(FileChannelConfiguration.CAPACITY,
String.valueOf(50));
overrides.put(FileChannelConfiguration.TRANSACTION_CAPACITY,
String.valueOf(50));
channel = createFileChannel(overrides);
channel.start();
Assert.assertTrue(channel.isOpen());
Set<String> in = fillChannel(channel, "checkpointBulder");
channel.stop();
File checkpointFile = new File(checkpointDir, "checkpoint");
File metaDataFile = Serialization.getMetaDataFile(checkpointFile);
File inflightTakesFile = new File(checkpointDir, "inflighttakes");
File inflightPutsFile = new File(checkpointDir, "inflightputs");
File queueSetDir = new File(checkpointDir, "queueset");
Assert.assertTrue(checkpointFile.delete());
Assert.assertTrue(metaDataFile.delete());
Assert.assertTrue(inflightTakesFile.delete());
Assert.assertTrue(inflightPutsFile.delete());
EventQueueBackingStore backingStore =
EventQueueBackingStoreFactory.get(checkpointFile, 50,
"test");
FlumeEventQueue queue = new FlumeEventQueue(backingStore, inflightTakesFile,
inflightPutsFile, queueSetDir);
CheckpointRebuilder checkpointRebuilder =
new CheckpointRebuilder(getAllLogs(dataDirs), queue, true);
Assert.assertTrue(checkpointRebuilder.rebuild());
channel = createFileChannel(overrides);
channel.start();
Assert.assertTrue(channel.isOpen());
Set<String> out = consumeChannel(channel);
compareInputAndOut(in, out);
}
}