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/*
* 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 org.apache.commons.codec.binary.Base64;
import java.io.IOException;
import java.io.PrintStream;
import java.security.DigestException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
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);
}
byte[] data = args[1].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);
output(args[0], encoded);
}
private static void output(String user, byte[] encoded) throws IOException
{
PrintStream ps = new PrintStream(System.out);
user += ":";
ps.write(user.getBytes("utf-8"));
for (byte b : encoded)
{
ps.write(b);
}
ps.println();
ps.flush();
ps.close();
}
}
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