/**
* 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.hedwig.server;
import java.util.LinkedList;
import java.util.List;
import junit.framework.TestCase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.junit.After;
import org.junit.Before;
import org.apache.hedwig.server.common.ServerConfiguration;
import org.apache.hedwig.server.netty.PubSubServer;
import org.apache.hedwig.server.persistence.BookKeeperTestBase;
/**
* This is a base class for any tests that need a Hedwig Hub(s) setup with an
* associated BookKeeper and ZooKeeper instance.
*
*/
public abstract class HedwigHubTestBase extends TestCase {
protected static Logger logger = LoggerFactory.getLogger(HedwigHubTestBase.class);
// BookKeeper variables
// Default number of bookie servers to setup. Extending classes can
// override this.
protected int numBookies = 3;
protected long readDelay = 0L;
protected BookKeeperTestBase bktb;
// PubSubServer variables
// Default number of PubSubServer hubs to setup. Extending classes can
// override this.
protected int numServers = 1;
protected int initialServerPort = 4080;
protected int initialSSLServerPort = 9876;
protected List<PubSubServer> serversList;
public HedwigHubTestBase() {
this(1);
}
protected HedwigHubTestBase(int numServers) {
this.numServers = numServers;
}
// Default child class of the ServerConfiguration to be used here.
// Extending classes can define their own (possibly extending from this) and
// override the getServerConfiguration method below to return their own
// configuration.
protected class HubServerConfiguration extends ServerConfiguration {
private final int serverPort, sslServerPort;
public HubServerConfiguration(int serverPort, int sslServerPort) {
this.serverPort = serverPort;
this.sslServerPort = sslServerPort;
}
@Override
public int getServerPort() {
return serverPort;
}
@Override
public int getSSLServerPort() {
return sslServerPort;
}
@Override
public String getZkHost() {
return bktb.getZkHostPort();
}
@Override
public boolean isSSLEnabled() {
return true;
}
@Override
public String getCertName() {
return "/server.p12";
}
@Override
public String getPassword() {
return "eUySvp2phM2Wk";
}
}
// Method to get a ServerConfiguration for the PubSubServers created using
// the specified ports. Extending child classes can override this. This
// default implementation will return the HubServerConfiguration object
// defined above.
protected ServerConfiguration getServerConfiguration(int serverPort, int sslServerPort) {
return new HubServerConfiguration(serverPort, sslServerPort);
}
protected void startHubServers() throws Exception {
// Now create the PubSubServer Hubs
serversList = new LinkedList<PubSubServer>();
for (int i = 0; i < numServers; i++) {
PubSubServer s = new PubSubServer(
getServerConfiguration(initialServerPort + i, initialSSLServerPort + i));
serversList.add(s);
s.start();
}
}
protected void stopHubServers() throws Exception {
// Shutdown all of the PubSubServers
for (PubSubServer server : serversList) {
server.shutdown();
}
serversList.clear();
}
@Override
@Before
public void setUp() throws Exception {
logger.info("STARTING " + getName());
bktb = new BookKeeperTestBase(numBookies, readDelay);
bktb.setUp();
startHubServers();
logger.info("HedwigHub test setup finished");
}
@Override
@After
public void tearDown() throws Exception {
logger.info("tearDown starting");
stopHubServers();
bktb.tearDown();
logger.info("FINISHED " + getName());
}
}