org.apache.accumulo.shell.commands.CreateUserCommand Maven / Gradle / Ivy

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/*
 * 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.accumulo.shell.commands;

import java.io.IOException;

import org.apache.accumulo.core.client.AccumuloException;
import org.apache.accumulo.core.client.AccumuloSecurityException;
import org.apache.accumulo.core.client.TableExistsException;
import org.apache.accumulo.core.client.TableNotFoundException;
import org.apache.accumulo.core.client.security.tokens.AuthenticationToken;
import org.apache.accumulo.core.client.security.tokens.KerberosToken;
import org.apache.accumulo.core.client.security.tokens.PasswordToken;
import org.apache.accumulo.shell.Shell;
import org.apache.accumulo.shell.Shell.Command;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Options;

public class CreateUserCommand extends Command {
  @Override
  public int execute(final String fullCommand, final CommandLine cl, final Shell shellState)
      throws AccumuloException, TableNotFoundException, AccumuloSecurityException,
      TableExistsException, IOException {
    final String user = cl.getArgs()[0];

    AuthenticationToken userToken = shellState.getToken();
    PasswordToken passwordToken;
    if (userToken instanceof KerberosToken) {
      passwordToken = new PasswordToken();
    } else {
      final String password =
          shellState.readMaskedLine("Enter new password for '" + user + "': ", '*');
      if (password == null) {
        shellState.getReader().println();
        return 0;
      } // user canceled
      String passwordConfirm =
          shellState.readMaskedLine("Please confirm new password for '" + user + "': ", '*');
      if (passwordConfirm == null) {
        shellState.getReader().println();
        return 0;
      } // user canceled

      if (!password.equals(passwordConfirm)) {
        throw new IllegalArgumentException("Passwords do not match");
      }
      passwordToken = new PasswordToken(password);
    }

    shellState.getConnector().securityOperations().createLocalUser(user, passwordToken);
    Shell.log.debug("Created user " + user);
    return 0;
  }

  @Override
  public String usage() {
    return getName() + " ";
  }

  @Override
  public String description() {
    return "creates a new user";
  }

  @Override
  public Options getOptions() {
    final Options o = new Options();
    return o;
  }

  @Override
  public int numArgs() {
    return 1;
  }
}