/*
* 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.sink;
import java.net.InetSocketAddress;
import java.nio.charset.Charset;
import java.util.HashMap;
import java.util.List;
import org.apache.avro.AvroRemoteException;
import org.apache.avro.ipc.NettyServer;
import org.apache.avro.ipc.Server;
import org.apache.avro.ipc.specific.SpecificResponder;
import org.apache.flume.Channel;
import org.apache.flume.Context;
import org.apache.flume.Event;
import org.apache.flume.EventDeliveryException;
import org.apache.flume.Sink;
import org.apache.flume.Transaction;
import org.apache.flume.channel.MemoryChannel;
import org.apache.flume.conf.Configurables;
import org.apache.flume.event.EventBuilder;
import org.apache.flume.lifecycle.LifecycleController;
import org.apache.flume.lifecycle.LifecycleState;
import org.apache.flume.source.avro.AvroFlumeEvent;
import org.apache.flume.source.avro.AvroSourceProtocol;
import org.apache.flume.source.avro.Status;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class TestAvroSink {
private static final Logger logger = LoggerFactory
.getLogger(TestAvroSink.class);
private static final String hostname = "localhost";
private static final Integer port = 41414;
private AvroSink sink;
private Channel channel;
@Before
public void setUp() {
sink = new AvroSink();
channel = new MemoryChannel();
Context context = new Context();
context.put("hostname", "localhost");
context.put("port", "41414");
context.put("batch-size", "2");
sink.setChannel(channel);
Configurables.configure(sink, context);
Configurables.configure(channel, context);
}
@Test
public void testLifecycle() throws InterruptedException {
Server server = createServer();
server.start();
sink.start();
Assert.assertTrue(LifecycleController.waitForOneOf(sink,
LifecycleState.START_OR_ERROR, 5000));
sink.stop();
Assert.assertTrue(LifecycleController.waitForOneOf(sink,
LifecycleState.STOP_OR_ERROR, 5000));
server.close();
}
@Test
public void testProcess() throws InterruptedException,
EventDeliveryException {
Event event = EventBuilder.withBody("test event 1".getBytes(),
new HashMap<String, String>());
Server server = createServer();
server.start();
sink.start();
Assert.assertTrue(LifecycleController.waitForOneOf(sink,
LifecycleState.START_OR_ERROR, 5000));
Transaction transaction = channel.getTransaction();
transaction.begin();
for (int i = 0; i < 10; i++) {
channel.put(event);
}
transaction.commit();
transaction.close();
for (int i = 0; i < 5; i++) {
Sink.Status status = sink.process();
Assert.assertEquals(Sink.Status.READY, status);
}
Assert.assertEquals(Sink.Status.BACKOFF, sink.process());
sink.stop();
Assert.assertTrue(LifecycleController.waitForOneOf(sink,
LifecycleState.STOP_OR_ERROR, 5000));
server.close();
}
@Test
public void testFailedConnect() throws InterruptedException,
EventDeliveryException {
Event event = EventBuilder.withBody("test event 1",
Charset.forName("UTF8"));
Server server = createServer();
server.start();
sink.start();
Assert.assertTrue(LifecycleController.waitForOneOf(sink,
LifecycleState.START_OR_ERROR, 5000));
Thread.sleep(500L); // let socket startup
server.close();
Thread.sleep(500L); // sleep a little to allow close occur
Transaction transaction = channel.getTransaction();
transaction.begin();
for (int i = 0; i < 10; i++) {
channel.put(event);
}
transaction.commit();
transaction.close();
for (int i = 0; i < 5; i++) {
boolean threwException = false;
try {
sink.process();
} catch (EventDeliveryException e) {
threwException = true;
}
Assert.assertTrue("Must throw EventDeliveryException if disconnected",
threwException);
}
server = createServer();
server.start();
for (int i = 0; i < 5; i++) {
Sink.Status status = sink.process();
Assert.assertEquals(Sink.Status.READY, status);
}
Assert.assertEquals(Sink.Status.BACKOFF, sink.process());
sink.stop();
Assert.assertTrue(LifecycleController.waitForOneOf(sink,
LifecycleState.STOP_OR_ERROR, 5000));
server.close();
}
private Server createServer() {
Server server = new NettyServer(new SpecificResponder(
AvroSourceProtocol.class, new MockAvroServer()), new InetSocketAddress(
hostname, port));
return server;
}
private static class MockAvroServer implements AvroSourceProtocol {
@Override
public Status append(AvroFlumeEvent event) throws AvroRemoteException {
logger.debug("Received event:{}", event);
return Status.OK;
}
@Override
public Status appendBatch(List<AvroFlumeEvent> events)
throws AvroRemoteException {
logger.debug("Received event batch:{}", events);
return Status.OK;
}
}
}