tests/integration/src/test/java/org/apache/pulsar/tests/integration/containers/ZKContainer.java

/**
 * 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.pulsar.tests.integration.containers;

import org.apache.pulsar.tests.integration.utils.DockerUtils;

/**
 * A pulsar container that runs zookeeper.
 */
public class ZKContainer<SelfT extends PulsarContainer<SelfT>> extends PulsarContainer<SelfT> {

    public static final String NAME = "zookeeper";

    private volatile boolean dumpZkDataBeforeStop = false;

    public ZKContainer(String clusterName) {
        super(
            clusterName,
            NAME,
            NAME,
            "bin/run-local-zk.sh",
            ZK_PORT,
            INVALID_PORT);
    }

    public ZKContainer(String clusterName,
                       String hostname,
                       String serviceName,
                       String serviceEntryPoint,
                       int servicePort,
                       int httpPort) {
        super(
            clusterName,
            hostname,
            serviceName,
            serviceEntryPoint,
            servicePort,
            httpPort);
    }

    public void enableDumpZkDataBeforeStop(boolean enabled) {
        this.dumpZkDataBeforeStop = enabled;
    }

    @Override
    protected void beforeStop() {
        super.beforeStop();
        if (null != containerId && dumpZkDataBeforeStop) {
            DockerUtils.dumpContainerDirToTargetCompressed(
                getDockerClient(),
                containerId,
                "/pulsar/data/zookeeper"
            );
        }
    }
}