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SyncopeJWTSSOProvider.java
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SyncopeJWTSSOProvider.java
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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 org.apache.syncope.core.spring.security;
import com.fasterxml.jackson.core.type.TypeReference;
import com.nimbusds.jose.JOSEException;
import com.nimbusds.jose.JWSAlgorithm;
import com.nimbusds.jose.JWSHeader;
import com.nimbusds.jose.jca.JCAContext;
import com.nimbusds.jose.util.Base64URL;
import com.nimbusds.jwt.JWTClaimsSet;
import java.util.Set;
import org.apache.commons.lang3.tuple.Pair;
import org.apache.syncope.common.lib.types.CipherAlgorithm;
import org.apache.syncope.core.persistence.api.dao.AccessTokenDAO;
import org.apache.syncope.core.persistence.api.dao.UserDAO;
import org.apache.syncope.core.persistence.api.entity.AccessToken;
import org.apache.syncope.core.persistence.api.entity.user.User;
import org.apache.syncope.core.provisioning.api.serialization.POJOHelper;
import org.apache.syncope.core.spring.security.jws.AccessTokenJWSVerifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.transaction.annotation.Transactional;
/**
* Default implementation for internal JWT validation.
*/
public class SyncopeJWTSSOProvider implements JWTSSOProvider {
protected static final Logger LOG = LoggerFactory.getLogger(SyncopeJWTSSOProvider.class);
protected static final Encryptor ENCRYPTOR = Encryptor.getInstance();
protected final SecurityProperties securityProperties;
protected final AccessTokenJWSVerifier delegate;
protected final UserDAO userDAO;
protected final AccessTokenDAO accessTokenDAO;
public SyncopeJWTSSOProvider(
final SecurityProperties securityProperties,
final AccessTokenJWSVerifier delegate,
final UserDAO userDAO,
final AccessTokenDAO accessTokenDAO) {
this.securityProperties = securityProperties;
this.delegate = delegate;
this.userDAO = userDAO;
this.accessTokenDAO = accessTokenDAO;
}
@Override
public String getIssuer() {
return securityProperties.getJwtIssuer();
}
@Override
public Set<JWSAlgorithm> supportedJWSAlgorithms() {
return delegate.supportedJWSAlgorithms();
}
@Override
public JCAContext getJCAContext() {
return delegate.getJCAContext();
}
@Override
public boolean verify(
final JWSHeader header,
final byte[] signingInput,
final Base64URL signature) throws JOSEException {
return delegate.verify(header, signingInput, signature);
}
@Transactional(readOnly = true)
@Override
public Pair<User, Set<SyncopeGrantedAuthority>> resolve(final JWTClaimsSet jwtClaims) {
User user = userDAO.findByUsername(jwtClaims.getSubject()).orElse(null);
Set<SyncopeGrantedAuthority> authorities = Set.of();
if (user != null) {
AccessToken accessToken = accessTokenDAO.findById(jwtClaims.getJWTID()).orElse(null);
if (accessToken != null && accessToken.getAuthorities() != null) {
try {
authorities = POJOHelper.deserialize(
ENCRYPTOR.decode(new String(accessToken.getAuthorities()), CipherAlgorithm.AES),
new TypeReference<>() {
});
} catch (Throwable t) {
LOG.error("Could not read stored authorities", t);
}
}
}
return Pair.of(user, authorities);
}
}