ClientApplicationSynchronizer.java
/*
* Copyright 2022 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.authorization.store.syncronization;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.keycloak.authorization.AuthorizationProvider;
import org.keycloak.authorization.model.Policy;
import org.keycloak.authorization.model.ResourceServer;
import org.keycloak.authorization.policy.provider.PolicyProviderFactory;
import org.keycloak.authorization.store.ResourceServerStore;
import org.keycloak.authorization.store.StoreFactory;
import org.keycloak.models.KeycloakSessionFactory;
import org.keycloak.models.ClientModel.ClientRemovedEvent;
import org.keycloak.models.RealmModel;
import org.keycloak.provider.ProviderFactory;
import org.keycloak.representations.idm.authorization.ClientPolicyRepresentation;
/**
* @author <a href="mailto:psilva@redhat.com">Pedro Igor</a>
*/
public class ClientApplicationSynchronizer implements Synchronizer<ClientRemovedEvent> {
@Override
public void synchronize(ClientRemovedEvent event, KeycloakSessionFactory factory) {
ProviderFactory<AuthorizationProvider> providerFactory = factory.getProviderFactory(AuthorizationProvider.class);
AuthorizationProvider authorizationProvider = providerFactory.create(event.getKeycloakSession());
removeFromClientPolicies(event, authorizationProvider);
}
private void removeFromClientPolicies(ClientRemovedEvent event, AuthorizationProvider authorizationProvider) {
StoreFactory storeFactory = authorizationProvider.getStoreFactory();
ResourceServerStore store = storeFactory.getResourceServerStore();
ResourceServer resourceServer = store.findByClient(event.getClient());
RealmModel realm = event.getClient().getRealm();
if (resourceServer != null) {
storeFactory.getResourceServerStore().delete(event.getClient());
}
Map<Policy.FilterOption, String[]> attributes = new EnumMap<>(Policy.FilterOption.class);
attributes.put(Policy.FilterOption.TYPE, new String[] {"client"});
attributes.put(Policy.FilterOption.CONFIG, new String[] {"clients", event.getClient().getId()});
attributes.put(Policy.FilterOption.ANY_OWNER, Policy.FilterOption.EMPTY_FILTER);
List<Policy> search = storeFactory.getPolicyStore().find(realm, null, attributes, null, null);
for (Policy policy : search) {
PolicyProviderFactory policyFactory = authorizationProvider.getProviderFactory(policy.getType());
ClientPolicyRepresentation representation = ClientPolicyRepresentation.class.cast(policyFactory.toRepresentation(policy, authorizationProvider));
Set<String> clients = representation.getClients();
clients.remove(event.getClient().getId());
if (clients.isEmpty()) {
policyFactory.onRemove(policy, authorizationProvider);
authorizationProvider.getStoreFactory().getPolicyStore().delete(realm, policy.getId());
} else {
policyFactory.onUpdate(policy, representation, authorizationProvider);
}
}
}
}