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* 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
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package org.apache.brooklyn.entity.machine.pool;
import static org.testng.Assert.assertNotNull;
import static org.testng.Assert.assertTrue;
import java.io.File;
import java.util.Collection;
import org.apache.brooklyn.api.entity.Application;
import org.apache.brooklyn.api.entity.Entity;
import org.apache.brooklyn.api.mgmt.ManagementContext;
import org.apache.brooklyn.core.entity.Attributes;
import org.apache.brooklyn.core.mgmt.internal.LocalManagementContext;
import org.apache.brooklyn.core.mgmt.rebind.RebindOptions;
import org.apache.brooklyn.core.mgmt.rebind.RebindTestUtils;
import org.apache.brooklyn.core.test.entity.TestApplication;
import org.apache.brooklyn.entity.machine.pool.ServerPool;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.Test;
import com.google.common.base.Optional;
import com.google.common.base.Predicates;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import com.google.common.io.Files;
public class ServerPoolRebindTest extends AbstractServerPoolTest {
private static final Logger LOG = LoggerFactory.getLogger(ServerPoolRebindTest.class);
private ClassLoader classLoader = getClass().getClassLoader();
private File mementoDir;
@Override
protected ManagementContext createManagementContext() {
mementoDir = Files.createTempDir();
return RebindTestUtils.newPersistingManagementContext(mementoDir, classLoader);
}
@Override
@AfterMethod(alwaysRun = true)
public void tearDown() throws Exception {
super.tearDown();
if (mementoDir != null) RebindTestUtils.deleteMementoDir(mementoDir);
}
private Collection<Application> rebind(TestApplication app) throws Exception {
LOG.info("Rebind start");
RebindTestUtils.waitForPersisted(app);
((LocalManagementContext) app.getManagementContext()).terminate();
Collection<Application> r = RebindTestUtils.rebindAll(RebindOptions.create().mementoDir(mementoDir).classLoader(classLoader));
LOG.info("Rebind complete");
return r;
}
@Test(enabled = false)
public void testRebindingToPool() throws Exception {
TestApplication app = createAppWithChildren(1);
app.start(ImmutableList.of(pool.getDynamicLocation()));
assertTrue(app.getAttribute(Attributes.SERVICE_UP));
assertAvailableCountEventuallyEquals(pool, getInitialPoolSize() - 1);
assertClaimedCountEventuallyEquals(pool, 1);
Collection<Application> reboundApps = rebind(poolApp);
ServerPool reboundPool = null;
for (Application reboundApp : reboundApps) {
Optional<Entity> np = Iterables.tryFind(reboundApp.getChildren(), Predicates.instanceOf(ServerPool.class));
if (np.isPresent()) {
mgmt = reboundApp.getManagementContext();
reboundPool = (ServerPool) np.get();
break;
}
}
assertNotNull(reboundPool, "No app in rebound context has " + ServerPool.class.getName() +
" child. Apps: " + reboundApps);
assertNotNull(reboundPool.getDynamicLocation());
assertTrue(reboundPool.getAttribute(Attributes.SERVICE_UP));
assertAvailableCountEventuallyEquals(reboundPool, getInitialPoolSize() - 1);
assertClaimedCountEventuallyEquals(reboundPool, 1);
TestApplication app2 = createAppWithChildren(1);
app2.start(ImmutableList.of(reboundPool.getDynamicLocation()));
assertTrue(app2.getAttribute(Attributes.SERVICE_UP));
assertAvailableCountEventuallyEquals(reboundPool, getInitialPoolSize() - 2);
assertClaimedCountEventuallyEquals(reboundPool, 2);
}
}