/*
* 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.karaf.main;
import static org.ops4j.pax.swissbox.tinybundles.core.TinyBundles.withBnd;
import java.io.File;
import junit.framework.Assert;
import org.junit.Test;
import org.ops4j.pax.swissbox.tinybundles.core.TinyBundles;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.Constants;
import org.osgi.framework.ServiceReference;
import org.osgi.framework.launch.Framework;
import org.osgi.service.startlevel.StartLevel;
public class MainLockingTest {
@Test
public void testLostMasterLock() throws Exception {
File basedir = new File(getClass().getClassLoader().getResource("foo").getPath()).getParentFile();
File home = new File(basedir, "test-karaf-home");
File data = new File(home, "data");
Utils.deleteDirectory(data);
String[] args = new String[0];
System.setProperty("karaf.home", home.toString());
System.setProperty("karaf.data", data.toString());
System.setProperty("karaf.framework.factory", "org.apache.felix.framework.FrameworkFactory");
// enable locking
System.setProperty("karaf.lock","true");
System.setProperty("karaf.lock.delay","1000");
System.setProperty("karaf.lock.class","org.apache.karaf.main.MockLock");
Main main = new Main(args);
main.launch();
Thread.sleep(1000);
Framework framework = main.getFramework();
String activatorName = TimeoutShutdownActivator.class.getName().replace('.', '/') + ".class";
Bundle bundle = framework.getBundleContext().installBundle("foo",
TinyBundles.newBundle()
.set( Constants.BUNDLE_ACTIVATOR, TimeoutShutdownActivator.class.getName() )
.add( activatorName, getClass().getClassLoader().getResourceAsStream( activatorName ) )
.build( withBnd() )
);
bundle.start();
BundleContext ctx = framework.getBundleContext();
ServiceReference[] refs = ctx.getServiceReferences(StartLevel.class.getName(), null);
StartLevel sl = (StartLevel) ctx.getService(refs[0]);
MockLock lock = (MockLock) main.getLock();
Assert.assertEquals(100, sl.getStartLevel());
// simulate losing a lock
lock.setIsAlive(false);
lock.setLock(false);
// lets wait until the start level change is complete
lock.waitForLock();
Assert.assertEquals(1, sl.getStartLevel());
Thread.sleep(1000);
// get lock back
lock.setIsAlive(true);
lock.setLock(true);
// wait for loop to recognize lock
lock.waitForLock();
Thread.sleep(1000);
// exit framework + lock loop
main.destroy();
}
}