/*
* 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.common.enums;
import org.keycloak.common.ClientConnection;
import java.net.InetAddress;
import java.net.UnknownHostException;
/**
* @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
*/
public enum SslRequired {
ALL,
EXTERNAL,
NONE;
public boolean isRequired(ClientConnection connection) {
return isRequired(connection.getRemoteAddr());
}
public boolean isRequired(String address) {
switch (this) {
case ALL:
return true;
case NONE:
return false;
case EXTERNAL:
return !isLocal(address);
default:
return true;
}
}
private boolean isLocal(String remoteAddress) {
try {
InetAddress inetAddress = InetAddress.getByName(remoteAddress);
return inetAddress.isAnyLocalAddress() || inetAddress.isLoopbackAddress() || inetAddress.isSiteLocalAddress();
} catch (UnknownHostException e) {
return false;
}
}
}