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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.accumulo.core.util.shell.commands;
18  
19  import java.io.IOException;
20  
21  import org.apache.accumulo.core.client.AccumuloException;
22  import org.apache.accumulo.core.client.AccumuloSecurityException;
23  import org.apache.accumulo.core.client.TableExistsException;
24  import org.apache.accumulo.core.client.TableNotFoundException;
25  import org.apache.accumulo.core.security.Authorizations;
26  import org.apache.accumulo.core.util.shell.Shell;
27  import org.apache.accumulo.core.util.shell.Shell.Command;
28  import org.apache.commons.cli.CommandLine;
29  import org.apache.commons.cli.Options;
30  
31  public class CreateUserCommand extends Command {  
32    @Override
33    public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws AccumuloException, TableNotFoundException, AccumuloSecurityException,
34        TableExistsException, IOException {
35      final String user = cl.getArgs()[0];
36     
37      final String password = shellState.readMaskedLine("Enter new password for '" + user + "': ", '*');
38      if (password == null) {
39        shellState.getReader().printNewline();
40        return 0;
41      } // user canceled
42      String passwordConfirm = shellState.readMaskedLine("Please confirm new password for '" + user + "': ", '*');
43      if (passwordConfirm == null) {
44        shellState.getReader().printNewline();
45        return 0;
46      } // user canceled
47      
48      if (!password.equals(passwordConfirm)) {
49        throw new IllegalArgumentException("Passwords do not match");
50      }
51      shellState.getConnector().securityOperations().createUser(user, password.getBytes(), new Authorizations());
52      Shell.log.debug("Created user " + user);
53      return 0;
54    }
55    
56    @Override
57    public String usage() {
58      return getName() + " <username>";
59    }
60    
61    @Override
62    public String description() {
63      return "creates a new user";
64    }
65    
66    @Override
67    public Options getOptions() {
68      final Options o = new Options();
69      return o;
70    }
71    
72    @Override
73    public int numArgs() {
74      return 1;
75    }
76  }