Github user paul-rogers commented on a diff in the pull request: https://github.com/apache/drill/pull/1027#discussion_r151587168 --- Diff: contrib/storage-kafka/src/test/java/org/apache/drill/exec/store/kafka/cluster/EmbeddedZKQuorum.java --- @@ -0,0 +1,83 @@ +/* + * 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.drill.exec.store.kafka.cluster; + +import java.io.File; +import java.io.IOException; +import java.net.InetSocketAddress; +import java.net.ServerSocket; + +import org.apache.commons.io.FileUtils; +import org.apache.drill.exec.store.kafka.QueryConstants; +import org.apache.zookeeper.server.NIOServerCnxnFactory; +import org.apache.zookeeper.server.ZooKeeperServer; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class EmbeddedZKQuorum implements QueryConstants { --- End diff -- Drill already has this concept. See `TestDrillbitResilience` for a test that starts multiple Drillbits and uses ZK to coordinate.
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