MigrateTo3_3_0.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.migration.migrators;


import org.keycloak.migration.ModelVersion;
import org.keycloak.models.KeycloakSession;
import org.keycloak.models.RealmModel;

import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

/**
 * @author <a href="mailto:bruno@abstractj.org">Bruno Oliveira</a>
 */
public class MigrateTo3_3_0 implements Migration {

    public static final ModelVersion VERSION = new ModelVersion("3.3.0");

    @Override
    public void migrate(KeycloakSession session) {
        for (RealmModel realm : session.realms().getRealms()) {
            Map<String, String> securityHeaders = realm.getBrowserSecurityHeaders();
            if (securityHeaders != null && securityHeaders.containsValue("frame-src 'self';")) {

                Map<String, String> browserSecurityHeaders = new HashMap<>(securityHeaders);
                browserSecurityHeaders.put("contentSecurityPolicy", "frame-src 'self'; frame-ancestors 'self'; object-src 'none';");

                realm.setBrowserSecurityHeaders(Collections.unmodifiableMap(browserSecurityHeaders));
            }
        }
    }

    @Override
    public ModelVersion getVersion() {
        return VERSION;
    }

}