| /* |
| * 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 org.apache.qpid.server.security.auth.sasl.AuthenticationProviderInitialiser; |
| import org.apache.qpid.server.security.auth.UsernamePrincipal; |
| import org.apache.qpid.server.security.auth.sasl.crammd5.CRAMMD5Initialiser; |
| import org.apache.qpid.server.security.auth.sasl.plain.PlainInitialiser; |
| |
| import javax.security.auth.callback.PasswordCallback; |
| import javax.security.auth.login.AccountNotFoundException; |
| import java.io.IOException; |
| import java.security.Principal; |
| import java.util.HashMap; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| public class PropertiesPrincipalDatabase implements PrincipalDatabase |
| { |
| private Properties _users; |
| |
| private Map<String, AuthenticationProviderInitialiser> _saslServers; |
| |
| public PropertiesPrincipalDatabase(Properties users) |
| { |
| _users = users; |
| |
| _saslServers = new HashMap<String, AuthenticationProviderInitialiser>(); |
| |
| /** |
| * Create Authenticators for Properties Principal Database. |
| */ |
| |
| // Accept MD5 incomming and use plain comparison with the file |
| PlainInitialiser cram = new PlainInitialiser(); |
| cram.initialise(this); |
| // Accept Plain incomming and hash it for comparison to the file. |
| CRAMMD5Initialiser plain = new CRAMMD5Initialiser(); |
| plain.initialise(this, CRAMMD5Initialiser.HashDirection.INCOMMING); |
| |
| _saslServers.put(plain.getMechanismName(), cram); |
| _saslServers.put(cram.getMechanismName(), plain); |
| } |
| |
| public void setPassword(Principal principal, PasswordCallback callback) throws IOException, AccountNotFoundException |
| { |
| if (principal == null) |
| { |
| throw new IllegalArgumentException("principal must not be null"); |
| } |
| |
| |
| |
| final String pwd = _users.getProperty(principal.getName()); |
| |
| if (pwd != null) |
| { |
| callback.setPassword(pwd.toCharArray()); |
| } |
| else |
| { |
| throw new AccountNotFoundException("No account found for principal " + principal); |
| } |
| } |
| |
| public boolean verifyPassword(String principal, char[] password) throws AccountNotFoundException |
| { |
| //fixme this is not correct as toCharArray is not safe based on the type of string. |
| char[] pwd = _users.getProperty(principal).toCharArray(); |
| |
| return compareCharArray(pwd, password); |
| } |
| |
| public boolean updatePassword(Principal principal, char[] password) throws AccountNotFoundException |
| { |
| return false; // updates denied |
| } |
| |
| public boolean createPrincipal(Principal principal, char[] password) |
| { |
| return false; // updates denied |
| } |
| |
| public boolean deletePrincipal(Principal principal) throws AccountNotFoundException |
| { |
| return false; // updates denied |
| } |
| |
| private boolean compareCharArray(char[] a, char[] b) |
| { |
| boolean equal = false; |
| if (a.length == b.length) |
| { |
| equal = true; |
| int index = 0; |
| while (equal && index < a.length) |
| { |
| equal = a[index] == b[index]; |
| index++; |
| } |
| } |
| return equal; |
| } |
| |
| |
| public Map<String, AuthenticationProviderInitialiser> getMechanisms() |
| { |
| return _saslServers; |
| } |
| |
| public List<Principal> getUsers() |
| { |
| return new LinkedList<Principal>(); //todo |
| } |
| |
| public Principal getUser(String username) |
| { |
| if (_users.getProperty(username) != null) |
| { |
| return new UsernamePrincipal(username); |
| } |
| else |
| { |
| return null; |
| } |
| } |
| |
| public void reload() throws IOException |
| { |
| //No file to update from, so do nothing. |
| } |
| |
| @Override |
| public void setPasswordFile(String passwordFile) |
| { |
| throw new UnsupportedOperationException(); |
| } |
| } |