ProtocolMappersClientRegistrationPolicy.java
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed 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.keycloak.services.clientregistration.policy.impl;
import java.util.List;
import java.util.stream.Collectors;
import org.jboss.logging.Logger;
import org.keycloak.component.ComponentModel;
import org.keycloak.models.ClientModel;
import org.keycloak.models.KeycloakSession;
import org.keycloak.representations.idm.ProtocolMapperRepresentation;
import org.keycloak.services.ServicesLogger;
import org.keycloak.services.clientregistration.ClientRegistrationContext;
import org.keycloak.services.clientregistration.ClientRegistrationProvider;
import org.keycloak.services.clientregistration.policy.ClientRegistrationPolicy;
import org.keycloak.services.clientregistration.policy.ClientRegistrationPolicyException;
/**
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
public class ProtocolMappersClientRegistrationPolicy implements ClientRegistrationPolicy {
private static final Logger logger = Logger.getLogger(ProtocolMappersClientRegistrationPolicy.class);
private final KeycloakSession session;
private final ComponentModel componentModel;
public ProtocolMappersClientRegistrationPolicy(KeycloakSession session, ComponentModel componentModel) {
this.session = session;
this.componentModel = componentModel;
}
@Override
public void beforeRegister(ClientRegistrationContext context) throws ClientRegistrationPolicyException {
testMappers(context);
}
protected void testMappers(ClientRegistrationContext context) throws ClientRegistrationPolicyException {
List<ProtocolMapperRepresentation> protocolMappers = context.getClient().getProtocolMappers();
if (protocolMappers == null) {
return;
}
List<String> allowedMapperProviders = getAllowedMapperProviders();
for (ProtocolMapperRepresentation mapper : protocolMappers) {
String mapperType = mapper.getProtocolMapper();
if (!allowedMapperProviders.contains(mapperType)) {
ServicesLogger.LOGGER.clientRegistrationMapperNotAllowed(mapper.getName(), mapperType);
throw new ClientRegistrationPolicyException("ProtocolMapper type not allowed");
}
}
}
// Remove builtin mappers of unsupported types too
@Override
public void afterRegister(ClientRegistrationContext context, ClientModel clientModel) {
// Remove mappers of unsupported type, which were added "automatically"
List<String> allowedMapperProviders = getAllowedMapperProviders();
clientModel.getProtocolMappersStream()
.filter(mapper -> !allowedMapperProviders.contains(mapper.getProtocolMapper()))
.peek(mapperToRemove -> logger.debugf("Removing builtin mapper '%s' of type '%s' as type is not permitted",
mapperToRemove.getName(), mapperToRemove.getProtocolMapper()))
.collect(Collectors.toList())
.forEach(clientModel::removeProtocolMapper);
}
// We don't take already existing protocolMappers into consideration for now
@Override
public void beforeUpdate(ClientRegistrationContext context, ClientModel clientModel) throws ClientRegistrationPolicyException {
testMappers(context);
}
@Override
public void afterUpdate(ClientRegistrationContext context, ClientModel clientModel) {
}
@Override
public void beforeView(ClientRegistrationProvider provider, ClientModel clientModel) throws ClientRegistrationPolicyException {
}
@Override
public void beforeDelete(ClientRegistrationProvider provider, ClientModel clientModel) throws ClientRegistrationPolicyException {
}
private List<String> getAllowedMapperProviders() {
return componentModel.getConfig().getList(ProtocolMappersClientRegistrationPolicyFactory.ALLOWED_PROTOCOL_MAPPER_TYPES);
}
}