| /* |
| * 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 |
| * |
| * https://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.directory.fortress.core.util; |
| |
| import org.jasypt.util.text.BasicTextEncryptor; |
| |
| /** |
| * Contains a simple wrapper for Jasypt open source encryption APIs, see <a href="http://www.jasypt.org/">Jasypt</a>. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public final class EncryptUtil |
| { |
| private BasicTextEncryptor textEncryptor; |
| private static final String CRYPTO_PROP = "crypto.prop"; |
| |
| private static volatile EncryptUtil sINSTANCE = null; |
| |
| public static EncryptUtil getInstance() |
| { |
| if(sINSTANCE == null) |
| { |
| synchronized (EncryptUtil.class) |
| { |
| if(sINSTANCE == null) |
| { |
| sINSTANCE = new EncryptUtil(); |
| } |
| } |
| } |
| return sINSTANCE; |
| } |
| |
| private void init() |
| { |
| textEncryptor = new BasicTextEncryptor(); |
| textEncryptor.setPassword(Config.getInstance().getProperty(CRYPTO_PROP, "adlfarerovcja;39 d")); |
| } |
| |
| /** |
| * Private constructor |
| * |
| */ |
| private EncryptUtil() |
| { |
| init(); |
| } |
| |
| /** |
| * This wraps {@link #encrypt(String)} method. Will return an encrypted value to standard out using System.out.println(). |
| * It can be used for ad-hoc encryption of vars {@code fortress.properties} bound. |
| * @param args contains a single String to {@link #encrypt(String)}. |
| */ |
| public static void main(String[] args) |
| { |
| if(args[0] != null && args[0].length() > 0) |
| { |
| String encryptedValue = EncryptUtil.getInstance().encrypt(args[0]); |
| System.out.println("Encrypted value=" + encryptedValue); |
| } |
| } |
| |
| |
| /** |
| * Returns 'true' if the property {@code crypto.prop} has a value set in fortress cfg. If this value |
| * is 'false', Fortress will assume LDAP password in cfg file are clear text. |
| * |
| * @return boolean |
| */ |
| public static boolean isEnabled() |
| { |
| boolean result = false; |
| if(Config.getInstance().getProperty(CRYPTO_PROP)!= null && !Config.getInstance().getProperty(CRYPTO_PROP).equals("${crypto.prop}")) |
| { |
| result = true; |
| } |
| return result; |
| } |
| |
| |
| /** |
| * Encrypt a value using Jasypt utility. |
| * |
| * @param clearText contains the text to be encrypted. |
| * @return String containing encrypted text. |
| */ |
| public String encrypt(String clearText) |
| { |
| return textEncryptor.encrypt(clearText); |
| } |
| |
| /** |
| * Decrypt a value using Jasypt utility. |
| * |
| * @param encryptedText contains the text to be decrypted. |
| * @return String containing decrypted text. |
| */ |
| public String decrypt(String encryptedText) |
| { |
| return textEncryptor.decrypt(encryptedText); |
| } |
| } |
| |