| /* |
| * 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.syncope.core.spring.security; |
| |
| import com.nimbusds.jwt.JWTClaimsSet; |
| import java.util.Date; |
| import org.springframework.security.authentication.AuthenticationProvider; |
| import org.springframework.security.authentication.CredentialsExpiredException; |
| import org.springframework.security.core.Authentication; |
| import org.springframework.security.core.AuthenticationException; |
| |
| /** |
| * Attempts to authenticate the passed {@link JWTAuthentication} object, returning a fully populated |
| * {@link Authentication} object (including granted authorities) if successful. |
| */ |
| public class JWTAuthenticationProvider implements AuthenticationProvider { |
| |
| protected final AuthDataAccessor dataAccessor; |
| |
| public JWTAuthenticationProvider(final AuthDataAccessor dataAccessor) { |
| this.dataAccessor = dataAccessor; |
| } |
| |
| @Override |
| public Authentication authenticate(final Authentication authentication) throws AuthenticationException { |
| JWTAuthentication jwtAuthentication = (JWTAuthentication) authentication; |
| |
| JWTClaimsSet claims = jwtAuthentication.getClaims(); |
| long referenceTime = System.currentTimeMillis(); |
| |
| Date expirationTime = claims.getExpirationTime(); |
| if (expirationTime != null && expirationTime.getTime() < referenceTime) { |
| dataAccessor.removeExpired(claims.getJWTID()); |
| throw new CredentialsExpiredException("JWT is expired"); |
| } |
| |
| Date notBefore = claims.getNotBeforeTime(); |
| if (notBefore != null && notBefore.getTime() > referenceTime) { |
| throw new CredentialsExpiredException("JWT not valid yet"); |
| } |
| |
| jwtAuthentication.setAuthenticated(true); |
| return jwtAuthentication; |
| } |
| |
| @Override |
| public boolean supports(final Class<?> authentication) { |
| return JWTAuthentication.class.isAssignableFrom(authentication); |
| } |
| } |