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1   /**
2    *
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *     http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  package org.apache.hadoop.hbase.security;
20  
21  import org.apache.commons.codec.binary.Base64;
22  
23  import java.util.Map;
24  import java.util.TreeMap;
25  
26  public class SaslUtil {
27    public static final String SASL_DEFAULT_REALM = "default";
28    public static final Map<String, String> SASL_PROPS =
29        new TreeMap<String, String>();
30    public static final int SWITCH_TO_SIMPLE_AUTH = -88;
31  
32    /** Splitting fully qualified Kerberos name into parts */
33    public static String[] splitKerberosName(String fullName) {
34      return fullName.split("[/@]");
35    }
36  
37    static String encodeIdentifier(byte[] identifier) {
38      return new String(Base64.encodeBase64(identifier));
39    }
40  
41    static byte[] decodeIdentifier(String identifier) {
42      return Base64.decodeBase64(identifier.getBytes());
43    }
44  
45    static char[] encodePassword(byte[] password) {
46      return new String(Base64.encodeBase64(password)).toCharArray();
47    }
48  }