| /** |
| * 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.curator.test; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.io.Files; |
| import org.apache.zookeeper.server.quorum.QuorumPeerConfig; |
| import java.io.File; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Properties; |
| |
| @SuppressWarnings("UnusedDeclaration") |
| public class QuorumConfigBuilder |
| { |
| private final ImmutableList<InstanceSpec> instanceSpecs; |
| private final boolean fromRandom; |
| |
| public QuorumConfigBuilder(Collection<InstanceSpec> specs) |
| { |
| this(specs.toArray(new InstanceSpec[specs.size()])); |
| } |
| |
| public QuorumConfigBuilder(InstanceSpec... specs) |
| { |
| fromRandom = (specs == null) || (specs.length == 0); |
| instanceSpecs = fromRandom ? ImmutableList.of(InstanceSpec.newInstanceSpec()) : ImmutableList.copyOf(specs); |
| } |
| |
| public boolean isFromRandom() |
| { |
| return fromRandom; |
| } |
| |
| public QuorumPeerConfig buildConfig() throws Exception |
| { |
| return buildConfig(0); |
| } |
| |
| public InstanceSpec getInstanceSpec(int index) |
| { |
| return instanceSpecs.get(index); |
| } |
| |
| public List<InstanceSpec> getInstanceSpecs() |
| { |
| return instanceSpecs; |
| } |
| |
| public int size() |
| { |
| return instanceSpecs.size(); |
| } |
| |
| public QuorumPeerConfig buildConfig(int instanceIndex) throws Exception |
| { |
| boolean isCluster = (instanceSpecs.size() > 1); |
| InstanceSpec spec = instanceSpecs.get(instanceIndex); |
| |
| if ( isCluster ) |
| { |
| Files.write(Integer.toString(spec.getServerId()).getBytes(), new File(spec.getDataDirectory(), "myid")); |
| } |
| |
| Properties properties = new Properties(); |
| properties.setProperty("initLimit", "10"); |
| properties.setProperty("syncLimit", "5"); |
| properties.setProperty("dataDir", spec.getDataDirectory().getCanonicalPath()); |
| properties.setProperty("clientPort", Integer.toString(spec.getPort())); |
| int tickTime = spec.getTickTime(); |
| if ( tickTime >= 0 ) |
| { |
| properties.setProperty("tickTime", Integer.toString(tickTime)); |
| } |
| int maxClientCnxns = spec.getMaxClientCnxns(); |
| if ( maxClientCnxns >= 0 ) |
| { |
| properties.setProperty("maxClientCnxns", Integer.toString(maxClientCnxns)); |
| } |
| |
| if ( isCluster ) |
| { |
| for ( InstanceSpec thisSpec : instanceSpecs ) |
| { |
| properties.setProperty("server." + thisSpec.getServerId(), String.format("localhost:%d:%d", thisSpec.getQuorumPort(), thisSpec.getElectionPort())); |
| } |
| } |
| |
| QuorumPeerConfig config = new QuorumPeerConfig(); |
| config.parseProperties(properties); |
| return config; |
| } |
| } |