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The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.
/*
* 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
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*/
package org.apache.cassandra.tools.nodetool;
import static org.apache.commons.lang3.StringUtils.EMPTY;
import io.airlift.airline.Arguments;
import io.airlift.airline.Command;
import org.apache.cassandra.tools.NodeProbe;
import org.apache.cassandra.tools.NodeTool.NodeToolCmd;
@Command(name = "removenode", description = "Show status of current node removal, force completion of pending removal or remove provided ID")
public class RemoveNode extends NodeToolCmd
{
@Arguments(title = "remove_operation", usage = "||", description = "Show status of current node removal, force completion of pending removal, or remove provided ID", required = true)
private String removeOperation = EMPTY;
@Override
public void execute(NodeProbe probe)
{
switch (removeOperation)
{
case "status":
probe.output().out.println("RemovalStatus: " + probe.getRemovalStatus(printPort));
break;
case "force":
probe.output().out.println("RemovalStatus: " + probe.getRemovalStatus(printPort));
probe.forceRemoveCompletion();
break;
default:
probe.removeNode(removeOperation);
break;
}
}
}
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