/*
* 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.source;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.flume.Channel;
import org.apache.flume.ChannelSelector;
import org.apache.flume.Context;
import org.apache.flume.Event;
import org.apache.flume.Transaction;
import org.apache.flume.channel.ChannelProcessor;
import org.apache.flume.channel.MemoryChannel;
import org.apache.flume.channel.ReplicatingChannelSelector;
import org.apache.flume.conf.Configurables;
import org.apache.flume.lifecycle.LifecycleController;
import org.apache.flume.lifecycle.LifecycleState;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import com.google.common.base.Charsets;
import com.google.common.io.Files;
public class TestSpoolDirectorySource {
static SpoolDirectorySource source;
static MemoryChannel channel;
private File tmpDir;
@Before
public void setUp() {
source = new SpoolDirectorySource();
channel = new MemoryChannel();
Configurables.configure(channel, new Context());
List<Channel> channels = new ArrayList<Channel>();
channels.add(channel);
ChannelSelector rcs = new ReplicatingChannelSelector();
rcs.setChannels(channels);
source.setChannelProcessor(new ChannelProcessor(rcs));
tmpDir = Files.createTempDir();
}
@After
public void tearDown() {
for (File f : tmpDir.listFiles()) {
f.delete();
}
tmpDir.delete();
}
@Test
public void testPutFilenameHeader() throws IOException, InterruptedException {
Context context = new Context();
File f1 = new File(tmpDir.getAbsolutePath() + "/file1");
Files.write("file1line1\nfile1line2\nfile1line3\nfile1line4\n" +
"file1line5\nfile1line6\nfile1line7\nfile1line8\n",
f1, Charsets.UTF_8);
context.put(SpoolDirectorySourceConfigurationConstants.SPOOL_DIRECTORY,
tmpDir.getAbsolutePath());
context.put(SpoolDirectorySourceConfigurationConstants.FILENAME_HEADER,
"true");
context.put(SpoolDirectorySourceConfigurationConstants.FILENAME_HEADER_KEY,
"fileHeaderKeyTest");
Configurables.configure(source, context);
source.start();
Thread.sleep(500);
Transaction txn = channel.getTransaction();
txn.begin();
Event e = channel.take();
Assert.assertNotNull("Event must not be null", e);
Assert.assertNotNull("Event headers must not be null", e.getHeaders());
Assert.assertNotNull(e.getHeaders().get("fileHeaderKeyTest"));
Assert.assertEquals(f1.getAbsolutePath(),
e.getHeaders().get("fileHeaderKeyTest"));
txn.commit();
txn.close();
}
@Test
public void testLifecycle() throws IOException, InterruptedException {
Context context = new Context();
File f1 = new File(tmpDir.getAbsolutePath() + "/file1");
Files.write("file1line1\nfile1line2\nfile1line3\nfile1line4\n" +
"file1line5\nfile1line6\nfile1line7\nfile1line8\n",
f1, Charsets.UTF_8);
context.put(SpoolDirectorySourceConfigurationConstants.SPOOL_DIRECTORY,
tmpDir.getAbsolutePath());
Configurables.configure(source, context);
for (int i = 0; i < 10; i++) {
source.start();
Assert
.assertTrue("Reached start or error", LifecycleController.waitForOneOf(
source, LifecycleState.START_OR_ERROR));
Assert.assertEquals("Server is started", LifecycleState.START,
source.getLifecycleState());
source.stop();
Assert.assertTrue("Reached stop or error",
LifecycleController.waitForOneOf(source, LifecycleState.STOP_OR_ERROR));
Assert.assertEquals("Server is stopped", LifecycleState.STOP,
source.getLifecycleState());
}
}
}