/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.partition.membergroup;
import com.hazelcast.config.MemberGroupConfig;
import com.hazelcast.core.Member;
import com.hazelcast.instance.BuildInfoProvider;
import com.hazelcast.instance.MemberImpl;
import com.hazelcast.nio.Address;
import com.hazelcast.spi.partitiongroup.PartitionGroupMetaData;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.annotation.QuickTest;
import com.hazelcast.version.MemberVersion;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Collection;
import java.util.HashSet;
import static org.junit.Assert.assertEquals;
@RunWith(HazelcastParallelClassRunner.class)
@Category(QuickTest.class)
public class MemberGroupFactoryTest {
private static final MemberVersion VERSION = MemberVersion.of(BuildInfoProvider.BUILD_INFO.getVersion());
@Test
public void testHostAwareMemberGroupFactoryCreateMemberGroups() throws Exception {
MemberGroupFactory groupFactory = new HostAwareMemberGroupFactory();
Collection<Member> members = createMembers();
Collection<MemberGroup> memberGroups = groupFactory.createMemberGroups(members);
assertEquals("Member Groups: " + String.valueOf(memberGroups), 8, memberGroups.size());
for (MemberGroup memberGroup : memberGroups) {
assertEquals("Member Group: " + String.valueOf(memberGroup), 2, memberGroup.size());
}
}
@Test(expected = IllegalArgumentException.class)
public void testZoneAwareMemberGroupFactoryThrowsIllegalArgumentExceptionWhenNoMetadataIsProvided() throws Exception {
MemberGroupFactory groupFactory = new ZoneAwareMemberGroupFactory();
Collection<Member> members = createMembersWithNoMetadata();
Collection<MemberGroup> memberGroups = groupFactory.createMemberGroups(members);
assertEquals("Member Groups: " + String.valueOf(memberGroups), 3, memberGroups.size());
for (MemberGroup memberGroup : memberGroups) {
assertEquals("Member Group: " + String.valueOf(memberGroup), 1, memberGroup.size());
}
}
@Test
public void testZoneMetadataAwareMemberGroupFactoryCreateMemberGroups() throws Exception {
MemberGroupFactory groupFactory = new ZoneAwareMemberGroupFactory();
Collection<Member> members = createMembersWithZoneAwareMetadata();
Collection<MemberGroup> memberGroups = groupFactory.createMemberGroups(members);
assertEquals("Member Groups: " + String.valueOf(memberGroups), 3, memberGroups.size());
for (MemberGroup memberGroup : memberGroups) {
assertEquals("Member Group: " + String.valueOf(memberGroup), 1, memberGroup.size());
}
}
@Test
public void testRackMetadataAwareMemberGroupFactoryCreateMemberGroups() throws Exception {
MemberGroupFactory groupFactory = new ZoneAwareMemberGroupFactory();
Collection<Member> members = createMembersWithRackAwareMetadata();
Collection<MemberGroup> memberGroups = groupFactory.createMemberGroups(members);
assertEquals("Member Groups: " + String.valueOf(memberGroups), 3, memberGroups.size());
for (MemberGroup memberGroup : memberGroups) {
assertEquals("Member Group: " + String.valueOf(memberGroup), 1, memberGroup.size());
}
}
@Test
public void testHostMetadataAwareMemberGroupFactoryCreateMemberGroups() throws Exception {
MemberGroupFactory groupFactory = new ZoneAwareMemberGroupFactory();
Collection<Member> members = createMembersWithHostAwareMetadata();
Collection<MemberGroup> memberGroups = groupFactory.createMemberGroups(members);
assertEquals("Member Groups: " + String.valueOf(memberGroups), 3, memberGroups.size());
for (MemberGroup memberGroup : memberGroups) {
assertEquals("Member Group: " + String.valueOf(memberGroup), 1, memberGroup.size());
}
}
@Test
public void testConfigMemberGroupFactoryCreateMemberGroups() throws Exception {
Collection<MemberGroupConfig> groupConfigs = createMemberGroupConfigs();
MemberGroupFactory groupFactory = new ConfigMemberGroupFactory(groupConfigs);
Collection<Member> members = createMembers();
Collection<MemberGroup> memberGroups = groupFactory.createMemberGroups(members);
assertEquals("Member Groups: " + String.valueOf(memberGroups), 4, memberGroups.size());
for (MemberGroup memberGroup : memberGroups) {
assertEquals("Member Group: " + String.valueOf(memberGroup), 2, memberGroup.size());
}
}
private Collection<Member> createMembers() throws UnknownHostException {
Collection<Member> members = new HashSet<Member>();
InetAddress fakeAddress = InetAddress.getLocalHost();
members.add(new MemberImpl(new Address("192.192.0.1", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("192.192.0.1", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("192.168.3.101", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("192.168.3.101", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("172.16.5.11", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("172.16.5.11", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("172.123.0.13", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("172.123.0.13", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("www.hazelcast.com.tr", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("www.hazelcast.com.tr", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("jobs.hazelcast.com", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("jobs.hazelcast.com", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("www.hazelcast.org", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("www.hazelcast.org", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("download.hazelcast.org", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("download.hazelcast.org", fakeAddress, 5702), VERSION, false));
return members;
}
private Collection<Member> createMembersWithZoneAwareMetadata() throws UnknownHostException {
Collection<Member> members = new HashSet<Member>();
InetAddress fakeAddress = InetAddress.getLocalHost();
MemberImpl member1 = new MemberImpl(new Address("192.192.0.1", fakeAddress, 5701), VERSION, true);
member1.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_ZONE, "us-east-1");
MemberImpl member2 = new MemberImpl(new Address("192.192.0.2", fakeAddress, 5701), VERSION, true);
member2.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_ZONE, "us-west-1");
MemberImpl member3 = new MemberImpl(new Address("192.192.0.3", fakeAddress, 5701), VERSION, true);
member3.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_ZONE, "eu-central-1");
members.add(member1);
members.add(member2);
members.add(member3);
return members;
}
private Collection<Member> createMembersWithRackAwareMetadata() throws UnknownHostException {
Collection<Member> members = new HashSet<Member>();
InetAddress fakeAddress = InetAddress.getLocalHost();
MemberImpl member1 = new MemberImpl(new Address("192.192.0.1", fakeAddress, 5701), VERSION, true);
member1.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_RACK, "rack-1");
MemberImpl member2 = new MemberImpl(new Address("192.192.0.2", fakeAddress, 5701), VERSION, true);
member2.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_RACK, "rack-2");
MemberImpl member3 = new MemberImpl(new Address("192.192.0.3", fakeAddress, 5701), VERSION, true);
member3.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_RACK, "rack-3");
members.add(member1);
members.add(member2);
members.add(member3);
return members;
}
private Collection<Member> createMembersWithHostAwareMetadata() throws UnknownHostException {
Collection<Member> members = new HashSet<Member>();
InetAddress fakeAddress = InetAddress.getLocalHost();
MemberImpl member1 = new MemberImpl(new Address("192.192.0.1", fakeAddress, 5701), VERSION, true);
member1.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_HOST, "host-1");
MemberImpl member2 = new MemberImpl(new Address("192.192.0.2", fakeAddress, 5701), VERSION, true);
member2.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_HOST, "host-2");
MemberImpl member3 = new MemberImpl(new Address("192.192.0.3", fakeAddress, 5701), VERSION, true);
member3.setStringAttribute(PartitionGroupMetaData.PARTITION_GROUP_HOST, "host-3");
members.add(member1);
members.add(member2);
members.add(member3);
return members;
}
private Collection<Member> createMembersWithNoMetadata() throws UnknownHostException {
Collection<Member> members = new HashSet<Member>();
InetAddress fakeAddress = InetAddress.getLocalHost();
members.add(new MemberImpl(new Address("192.192.0.1", fakeAddress, 5701), VERSION, false));
members.add(new MemberImpl(new Address("192.192.0.1", fakeAddress, 5702), VERSION, false));
members.add(new MemberImpl(new Address("192.168.3.101", fakeAddress, 5701), VERSION, false));
return members;
}
private Collection<MemberGroupConfig> createMemberGroupConfigs() {
Collection<MemberGroupConfig> groupConfigs = new HashSet<MemberGroupConfig>();
MemberGroupConfig group1 = new MemberGroupConfig();
group1.addInterface("192.168.*.*");
MemberGroupConfig group2 = new MemberGroupConfig();
group2.addInterface("172.16.*.*");
MemberGroupConfig group3 = new MemberGroupConfig();
group3.addInterface("*.hazelcast.com");
MemberGroupConfig group4 = new MemberGroupConfig();
group4.addInterface("www.hazelcast.org");
groupConfigs.add(group1);
groupConfigs.add(group2);
groupConfigs.add(group3);
groupConfigs.add(group4);
return groupConfigs;
}
}