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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 jakarta.security.auth.message.config; import java.security.AccessController; import java.security.Permission; import java.security.PrivilegedAction; import java.security.PrivilegedActionException; import java.security.PrivilegedExceptionAction; import java.security.Security; import java.security.SecurityPermission; import java.util.Map; public abstract class AuthConfigFactory { public static final String DEFAULT_FACTORY_SECURITY_PROPERTY = "authconfigprovider.factory"; public static final String GET_FACTORY_PERMISSION_NAME = "getProperty.authconfigprovider.factory"; public static final String SET_FACTORY_PERMISSION_NAME = "setProperty.authconfigprovider.factory"; public static final String PROVIDER_REGISTRATION_PERMISSION_NAME = "setProperty.authconfigfactory.provider"; public static final SecurityPermission getFactorySecurityPermission = new SecurityPermission(GET_FACTORY_PERMISSION_NAME); public static final SecurityPermission setFactorySecurityPermission = new SecurityPermission(SET_FACTORY_PERMISSION_NAME); public static final SecurityPermission providerRegistrationSecurityPermission = new SecurityPermission(PROVIDER_REGISTRATION_PERMISSION_NAME); private static final String DEFAULT_JASPI_AUTHCONFIGFACTORYIMPL = "org.apache.catalina.authenticator.jaspic.AuthConfigFactoryImpl"; private static volatile AuthConfigFactory factory; public AuthConfigFactory() { } public static AuthConfigFactory getFactory() { checkPermission(getFactorySecurityPermission); if (factory != null) { return factory; } synchronized (AuthConfigFactory.class) { if (factory == null) { final String className = getFactoryClassName(); try { factory = AccessController.doPrivileged( (PrivilegedExceptionAction<AuthConfigFactory>) () -> { // Load this class with the same class loader as used for // this class. Note that the Thread context class loader // should not be used since that would trigger a memory leak // in container environments. if (className.equals("org.apache.catalina.authenticator.jaspic.AuthConfigFactoryImpl")) { return new org.apache.catalina.authenticator.jaspic.AuthConfigFactoryImpl(); } else { Class<?> clazz = Class.forName(className); return (AuthConfigFactory) clazz.getConstructor().newInstance(); } }); } catch (PrivilegedActionException e) { Exception inner = e.getException(); if (inner instanceof InstantiationException) { throw (SecurityException) new SecurityException("AuthConfigFactory error:" + inner.getCause().getMessage()).initCause(inner.getCause()); } else { throw (SecurityException) new SecurityException( "AuthConfigFactory error: " + inner).initCause(inner); } } } } return factory; } public static synchronized void setFactory(AuthConfigFactory factory) { checkPermission(setFactorySecurityPermission); AuthConfigFactory.factory = factory; } public abstract AuthConfigProvider getConfigProvider(String layer, String appContext, RegistrationListener listener); @SuppressWarnings("rawtypes") // JASPIC API uses raw types public abstract String registerConfigProvider(String className, Map properties, String layer, String appContext, String description); public abstract String registerConfigProvider(AuthConfigProvider provider, String layer, String appContext, String description); public abstract boolean removeRegistration(String registrationID); public abstract String[] detachListener(RegistrationListener listener, String layer, String appContext); public abstract String[] getRegistrationIDs(AuthConfigProvider provider); public abstract RegistrationContext getRegistrationContext(String registrationID); public abstract void refresh(); private static void checkPermission(Permission permission) { SecurityManager securityManager = System.getSecurityManager(); if (securityManager != null) { securityManager.checkPermission(permission); } } private static String getFactoryClassName() { String className = AccessController.doPrivileged( (PrivilegedAction<String>) () -> Security.getProperty(DEFAULT_FACTORY_SECURITY_PROPERTY)); if (className != null) { return className; } return DEFAULT_JASPI_AUTHCONFIGFACTORYIMPL; } public static interface RegistrationContext { String getMessageLayer(); String getAppContext(); String getDescription(); boolean isPersistent(); } }