content: /*
   * 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.cassandra.tools.nodetool;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.cassandra.auth.AuthKeyspace;
  import org.apache.cassandra.tools.NodeProbe;
  import org.apache.cassandra.tools.nodetool.layout.CassandraUsage;
  import picocli.CommandLine.Command;
  import picocli.CommandLine.Parameters;
  
  import static com.google.common.base.Preconditions.checkArgument;
  import static org.apache.cassandra.tools.nodetool.CommandUtils.concatArgs;
  
  /**
   * Nodetool command to insert/update a CIDR group and associated mapping in the table {@link AuthKeyspace#CIDR_GROUPS}
   */
  @Command(name = "updatecidrgroup", description = "Insert/Update a cidr group")
  public class UpdateCIDRGroup extends AbstractCommand
  {
      @CassandraUsage(usage = "[<cidrGroup> <cidr> ...]", description = "Requires a cidr group name, followed by one or more CIDRs separated by space")
      public List<String> args = new ArrayList<>();
  
      @Parameters(index = "0", description = "Name of the CIDR group", arity = "0..1")
      public String cidrGroupName;
  
      @Parameters(index = "1..*", description = "CIDRs separated by space")
      public List<String> cidrs;
  
      @Override
      public void execute(NodeProbe probe)
      {
          args = concatArgs(cidrGroupName, cidrs);
          checkArgument(args.size() > 1, "updatecidrgroup command requires a cidr group name and atleast one CIDR");
  
          String cidrGroupName = args.get(0);
  
          try
          {
              probe.updateCidrGroup(cidrGroupName, new ArrayList<>(args.subList(1, args.size())));
          }
          catch (IllegalArgumentException e)
          {
              // IllegalArgumentException message going to stdout, so throw different type of exception to land in stderr
              throw new RuntimeException(e);
          }
      }
  }
  