1 /**
2 * Copyright 2009-2012 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.codehaus.mojo.properties;
17
18 import java.util.ArrayList;
19 import java.util.Collections;
20 import java.util.List;
21 import java.util.Properties;
22
23 import org.apache.commons.lang.StringUtils;
24 import org.apache.maven.plugin.AbstractMojo;
25 import org.apache.maven.plugin.MojoExecutionException;
26 import org.apache.maven.project.MavenProject;
27 import org.jasypt.util.text.BasicTextEncryptor;
28
29 /**
30 * Inspect project and system properties for any keys ending with <code>endsWith</code>. Any matching properties are
31 * assumed to be encrypted. They are decrypted and stored as project properties minus the <code>endsWith</code> suffix.
32 *
33 * @goal decryptall
34 */
35 public class DecryptAllPropertiesMojo extends AbstractMojo {
36
37 /**
38 * @parameter default-value="${project}"
39 * @required
40 * @readonly
41 */
42 private MavenProject project;
43
44 /**
45 * The pattern for matching properties in need of decryption
46 *
47 * @parameter expression="${properties.endsWith}" default-value=".encrypted"
48 * @required
49 */
50 private String endsWith;
51
52 /**
53 * If true the plain text decrypted values are displayed to the console.
54 *
55 * @parameter expression="${properties.show}" default-value="false"
56 * @required
57 */
58 private boolean show;
59
60 /**
61 * The password for decrypting property values. This same password must have been used to encrypt them.
62 *
63 * @parameter expression="${properties.password}"
64 * @required
65 */
66 private String password;
67
68 @Override
69 public void execute() throws MojoExecutionException {
70 BasicTextEncryptor encryptor = new BasicTextEncryptor();
71 encryptor.setPassword(password);
72 Properties props = project.getProperties();
73 List<String> keys = new ArrayList<String>(props.stringPropertyNames());
74 Collections.sort(keys);
75 for (String key : keys) {
76 boolean decrypt = key.endsWith(endsWith);
77 if (!decrypt) {
78 continue;
79 }
80 String value = getProperty(key);
81 if (StringUtils.isBlank(value)) {
82 getLog().info("Skipping blank property " + key);
83 continue;
84 }
85 String newValue = encryptor.decrypt(value);
86 int length = endsWith.length();
87 String newKey = key.substring(0, key.length() - length);
88 props.setProperty(newKey, newValue);
89 if (show) {
90 getLog().info("Setting " + newKey + "=" + newValue + " - " + value);
91 } else {
92 getLog().info("Setting " + newKey);
93 }
94 }
95 }
96
97 protected String getProperty(String key) {
98 String sys = System.getProperty(key);
99 String proj = project.getProperties().getProperty(key);
100 if (!StringUtils.isBlank(sys)) {
101 return sys;
102 } else {
103 return proj;
104 }
105 }
106 }