| /* |
| * 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.qpid.tools.security; |
| |
| import java.io.IOException; |
| import java.io.UnsupportedEncodingException; |
| import java.nio.charset.Charset; |
| import java.security.DigestException; |
| import java.security.MessageDigest; |
| import java.security.NoSuchAlgorithmException; |
| |
| import org.apache.commons.codec.binary.Base64; |
| |
| /** |
| * Utility to generate user:encodedPassword string for use in md5passwd |
| */ |
| public class Passwd |
| { |
| public static void main(String args[]) throws NoSuchAlgorithmException, DigestException, IOException |
| { |
| if (args.length != 2) |
| { |
| System.out.println("Passwd <username> <password>"); |
| System.exit(0); |
| } |
| |
| Passwd passwd = new Passwd(); |
| String output = passwd.getOutput(args[0], args[1]); |
| System.out.println(output); |
| } |
| |
| public String getOutput(String userName, String password) throws UnsupportedEncodingException, NoSuchAlgorithmException |
| { |
| byte[] data = password.getBytes("utf-8"); |
| |
| MessageDigest md = MessageDigest.getInstance("MD5"); |
| |
| for (byte b : data) |
| { |
| md.update(b); |
| } |
| |
| byte[] digest = md.digest(); |
| |
| Base64 b64 = new Base64(); |
| |
| byte[] encoded = b64.encode(digest); |
| |
| String encodedStr = new String(encoded, Charset.forName("utf-8")); |
| return userName + ":" + encodedStr; |
| } |
| } |