/*
* 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.brooklyn.entity.nosql.cassandra;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertNotNull;
import java.math.BigInteger;
import java.util.Set;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.core.entity.trait.Startable;
import org.apache.brooklyn.core.mgmt.rebind.RebindOptions;
import org.apache.brooklyn.core.mgmt.rebind.RebindTestFixtureWithApp;
import org.apache.brooklyn.entity.proxy.nginx.NginxController;
import org.apache.brooklyn.test.EntityTestUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
import com.google.common.base.Predicates;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
/**
* Test the operation of the {@link NginxController} class.
*/
public class CassandraDatacenterRebindIntegrationTest extends RebindTestFixtureWithApp {
@SuppressWarnings("unused")
private static final Logger LOG = LoggerFactory.getLogger(CassandraDatacenterRebindIntegrationTest.class);
private LocalhostMachineProvisioningLocation localhostProvisioningLocation;
@BeforeMethod(alwaysRun=true)
public void setUp() throws Exception {
CassandraNodeIntegrationTest.assertCassandraPortsAvailableEventually();
super.setUp();
localhostProvisioningLocation = origApp.newLocalhostProvisioningLocation();
}
@AfterMethod(alwaysRun=true)
@Override
public void tearDown() throws Exception {
super.tearDown();
CassandraNodeIntegrationTest.assertCassandraPortsAvailableEventually();
}
/**
* Test that Brooklyn can rebind to a single node datacenter.
*/
@Test(groups = "Integration")
public void testRebindDatacenterOfSizeOne() throws Exception {
CassandraDatacenter origDatacenter = origApp.createAndManageChild(EntitySpec.create(CassandraDatacenter.class)
.configure("initialSize", 1));
origApp.start(ImmutableList.of(localhostProvisioningLocation));
CassandraNode origNode = (CassandraNode) Iterables.get(origDatacenter.getMembers(), 0);
EntityTestUtils.assertAttributeEqualsEventually(origDatacenter, CassandraDatacenter.GROUP_SIZE, 1);
CassandraDatacenterLiveTest.assertNodesConsistent(ImmutableList.of(origNode));
CassandraDatacenterLiveTest.assertSingleTokenConsistent(ImmutableList.of(origNode));
CassandraDatacenterLiveTest.checkConnectionRepeatedly(2, 5, ImmutableList.of(origNode));
Set<BigInteger> origTokens = origNode.getAttribute(CassandraNode.TOKENS);
assertNotNull(origTokens);
assertFalse(origTokens.contains(null), "tokens="+origTokens);
newApp = rebind(RebindOptions.create().terminateOrigManagementContext(true));
final CassandraDatacenter newDatacenter = (CassandraDatacenter) Iterables.find(newApp.getChildren(), Predicates.instanceOf(CassandraDatacenter.class));
final CassandraNode newNode = (CassandraNode) Iterables.find(newDatacenter.getMembers(), Predicates.instanceOf(CassandraNode.class));
EntityTestUtils.assertAttributeEqualsEventually(newDatacenter, CassandraDatacenter.GROUP_SIZE, 1);
EntityTestUtils.assertAttributeEqualsEventually(newNode, Startable.SERVICE_UP, true);
EntityTestUtils.assertAttributeEqualsEventually(newNode, CassandraNode.TOKENS, origTokens);
CassandraDatacenterLiveTest.assertNodesConsistent(ImmutableList.of(newNode));
CassandraDatacenterLiveTest.assertSingleTokenConsistent(ImmutableList.of(newNode));
CassandraDatacenterLiveTest.checkConnectionRepeatedly(2, 5, ImmutableList.of(newNode));
}
}