/*
* 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.activemq.artemis.spi.core.security.jaas;
import javax.security.auth.Subject;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.security.auth.login.FailedLoginException;
import javax.security.auth.login.LoginException;
import javax.security.auth.spi.LoginModule;
import java.io.IOException;
import java.security.Principal;
import java.util.HashSet;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import org.apache.activemq.artemis.utils.HashProcessor;
import org.apache.activemq.artemis.utils.PasswordMaskingUtil;
import org.jboss.logging.Logger;
public class PropertiesLoginModule extends PropertiesLoader implements LoginModule {
private static final Logger logger = Logger.getLogger(PropertiesLoginModule.class);
public static final String USER_FILE_PROP_NAME = "org.apache.activemq.jaas.properties.user";
public static final String ROLE_FILE_PROP_NAME = "org.apache.activemq.jaas.properties.role";
private Subject subject;
private CallbackHandler callbackHandler;
private Properties users;
private Map<String, Set<String>> roles;
private String user;
private final Set<Principal> principals = new HashSet<>();
private boolean loginSucceeded;
private HashProcessor hashProcessor;
@Override
public void initialize(Subject subject,
CallbackHandler callbackHandler,
Map<String, ?> sharedState,
Map<String, ?> options) {
this.subject = subject;
this.callbackHandler = callbackHandler;
loginSucceeded = false;
init(options);
users = load(USER_FILE_PROP_NAME, "user", options).getProps();
roles = load(ROLE_FILE_PROP_NAME, "role", options).invertedPropertiesValuesMap();
}
@Override
public boolean login() throws LoginException {
Callback[] callbacks = new Callback[2];
callbacks[0] = new NameCallback("Username: ");
callbacks[1] = new PasswordCallback("Password: ", false);
try {
callbackHandler.handle(callbacks);
} catch (IOException ioe) {
throw new LoginException(ioe.getMessage());
} catch (UnsupportedCallbackException uce) {
throw new LoginException(uce.getMessage() + " not available to obtain information from user");
}
user = ((NameCallback) callbacks[0]).getName();
char[] tmpPassword = ((PasswordCallback) callbacks[1]).getPassword();
if (tmpPassword == null) {
tmpPassword = new char[0];
}
if (user == null) {
throw new FailedLoginException("User is null");
}
String password = users.getProperty(user);
if (password == null) {
throw new FailedLoginException("User does not exist: " + user);
}
try {
hashProcessor = PasswordMaskingUtil.getHashProcessor(password);
} catch (Exception e) {
throw new FailedLoginException("Failed to get hash processor");
}
if (!hashProcessor.compare(tmpPassword, password)) {
throw new FailedLoginException("Password does not match for user: " + user);
}
loginSucceeded = true;
if (debug) {
logger.debug("login " + user);
}
return loginSucceeded;
}
@Override
public boolean commit() throws LoginException {
boolean result = loginSucceeded;
if (result) {
principals.add(new UserPrincipal(user));
Set<String> matchedRoles = roles.get(user);
if (matchedRoles != null) {
for (String entry : matchedRoles) {
principals.add(new RolePrincipal(entry));
}
}
subject.getPrincipals().addAll(principals);
}
// will whack loginSucceeded
clear();
if (debug) {
logger.debug("commit, result: " + result);
}
return result;
}
@Override
public boolean abort() throws LoginException {
clear();
if (debug) {
logger.debug("abort");
}
return true;
}
@Override
public boolean logout() throws LoginException {
subject.getPrincipals().removeAll(principals);
principals.clear();
clear();
if (debug) {
logger.debug("logout");
}
return true;
}
private void clear() {
user = null;
loginSucceeded = false;
}
}