| /* |
| * |
| * 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.server.security.auth.database; |
| |
| import java.io.UnsupportedEncodingException; |
| import java.nio.charset.StandardCharsets; |
| import java.security.MessageDigest; |
| import java.security.NoSuchAlgorithmException; |
| |
| |
| import javax.xml.bind.DatatypeConverter; |
| |
| import org.apache.qpid.server.model.AuthenticationProvider; |
| import org.apache.qpid.server.util.ServerScopedRuntimeException; |
| |
| |
| public class HashedUser implements PasswordPrincipal |
| { |
| private final AuthenticationProvider<?> _authenticationProvider; |
| private String _name; |
| private char[] _password; |
| private byte[] _encodedPassword = null; |
| private boolean _modified = false; |
| private boolean _deleted = false; |
| |
| HashedUser(String[] data, AuthenticationProvider<?> authenticationProvider) |
| { |
| if (data.length != 2) |
| { |
| throw new IllegalArgumentException("User Data should be length 2, username, password"); |
| } |
| |
| _name = data[0]; |
| |
| byte[] encoded_password; |
| try |
| { |
| encoded_password = data[1].getBytes(Base64MD5PasswordFilePrincipalDatabase.DEFAULT_ENCODING); |
| } |
| catch (UnsupportedEncodingException e) |
| { |
| throw new ServerScopedRuntimeException("MD5 encoding not supported, even though the Java standard requires it",e); |
| } |
| |
| _encodedPassword = encoded_password; |
| byte[] decoded = DatatypeConverter.parseBase64Binary(data[1]); |
| _password = new char[decoded.length]; |
| |
| int index = 0; |
| for (byte c : decoded) |
| { |
| _password[index++] = (char) c; |
| } |
| _authenticationProvider = authenticationProvider; |
| } |
| |
| public HashedUser(String name, char[] password, final AuthenticationProvider<?> authenticationProvider) |
| { |
| _name = name; |
| _authenticationProvider = authenticationProvider; |
| setPassword(password,false); |
| } |
| |
| public static byte[] getMD5(byte[] data) |
| { |
| MessageDigest md = null; |
| try |
| { |
| md = MessageDigest.getInstance("MD5"); |
| } |
| catch (NoSuchAlgorithmException e) |
| { |
| throw new ServerScopedRuntimeException("MD5 not supported although Java compliance requires it"); |
| } |
| |
| for (byte b : data) |
| { |
| md.update(b); |
| } |
| |
| return md.digest(); |
| } |
| |
| public String getName() |
| { |
| return _name; |
| } |
| |
| public String toString() |
| { |
| return _name; |
| } |
| |
| public char[] getPassword() |
| { |
| return _password; |
| } |
| |
| public void setPassword(char[] password) |
| { |
| setPassword(password, false); |
| } |
| |
| public void restorePassword(char[] password) |
| { |
| setPassword(password, true); |
| } |
| |
| void setPassword(char[] password, boolean alreadyHashed) |
| { |
| if(alreadyHashed) |
| { |
| _password = password; |
| } |
| else |
| { |
| byte[] byteArray = new byte[password.length]; |
| int index = 0; |
| for (char c : password) |
| { |
| byteArray[index++] = (byte) c; |
| } |
| |
| byte[] MD5byteArray = getMD5(byteArray); |
| |
| _password = new char[MD5byteArray.length]; |
| |
| index = 0; |
| for (byte c : MD5byteArray) |
| { |
| _password[index++] = (char) c; |
| } |
| } |
| |
| _modified = true; |
| _encodedPassword = null; |
| } |
| |
| public byte[] getEncodedPassword() |
| { |
| if (_encodedPassword == null) |
| { |
| encodePassword(); |
| } |
| return _encodedPassword; |
| } |
| |
| private void encodePassword() |
| { |
| byte[] byteArray = new byte[_password.length]; |
| int index = 0; |
| for (char c : _password) |
| { |
| byteArray[index++] = (byte) c; |
| } |
| _encodedPassword = DatatypeConverter.printBase64Binary(byteArray).getBytes(StandardCharsets.UTF_8); |
| } |
| |
| public boolean isModified() |
| { |
| return _modified; |
| } |
| |
| public boolean isDeleted() |
| { |
| return _deleted; |
| } |
| |
| public void delete() |
| { |
| _deleted = true; |
| } |
| |
| public void saved() |
| { |
| _modified = false; |
| } |
| |
| } |