storm-core/src/jvm/org/apache/storm/command/KillWorkers.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.storm.command;

import java.util.Map;
import org.apache.storm.daemon.supervisor.StandaloneSupervisor;
import org.apache.storm.daemon.supervisor.Supervisor;
import org.apache.storm.metric.StormMetricsRegistry;
import org.apache.storm.utils.Utils;

public class KillWorkers {
    public static void main(String[] args) throws Exception {
        Map<String, Object> conf = Utils.readStormConfig();
        try (Supervisor supervisor = new Supervisor(conf, null, new StandaloneSupervisor(), new StormMetricsRegistry())) {
            supervisor.shutdownAllWorkers(null, null);
        }
    }
}