SecureSessionEnforceExecutor.java
/*
* Copyright 2021 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.clientpolicy.executor;
import org.jboss.logging.Logger;
import org.keycloak.OAuthErrorException;
import org.keycloak.models.KeycloakSession;
import org.keycloak.protocol.oidc.endpoints.request.AuthorizationEndpointRequest;
import org.keycloak.protocol.oidc.utils.OIDCResponseType;
import org.keycloak.representations.idm.ClientPolicyExecutorConfigurationRepresentation;
import org.keycloak.services.clientpolicy.ClientPolicyContext;
import org.keycloak.services.clientpolicy.ClientPolicyException;
import org.keycloak.services.clientpolicy.context.AuthorizationRequestContext;
import org.keycloak.util.TokenUtil;
/**
* @author <a href="mailto:takashi.norimatsu.ws@hitachi.com">Takashi Norimatsu</a>
*/
public class SecureSessionEnforceExecutor implements ClientPolicyExecutorProvider<ClientPolicyExecutorConfigurationRepresentation> {
private static final Logger logger = Logger.getLogger(SecureSessionEnforceExecutor.class);
private final KeycloakSession session;
public SecureSessionEnforceExecutor(KeycloakSession session) {
this.session = session;
}
@Override
public String getProviderId() {
return SecureSessionEnforceExecutorFactory.PROVIDER_ID;
}
@Override
public void executeOnEvent(ClientPolicyContext context) throws ClientPolicyException {
switch (context.getEvent()) {
case AUTHORIZATION_REQUEST:
AuthorizationRequestContext authorizationRequestContext = (AuthorizationRequestContext)context;
executeOnAuthorizationRequest(authorizationRequestContext.getparsedResponseType(),
authorizationRequestContext.getAuthorizationEndpointRequest(),
authorizationRequestContext.getRedirectUri());
return;
default:
return;
}
}
private void executeOnAuthorizationRequest(
OIDCResponseType parsedResponseType,
AuthorizationEndpointRequest request,
String redirectUri) throws ClientPolicyException {
logger.trace("Authz Endpoint - authz request");
if (TokenUtil.isOIDCRequest(request.getScope())) {
if(request.getNonce() == null) {
logger.trace("Missing parameter: nonce");
throw new ClientPolicyException(OAuthErrorException.INVALID_REQUEST, "Missing parameter: nonce");
}
} else {
if(request.getState() == null) {
logger.trace("Missing parameter: state");
throw new ClientPolicyException(OAuthErrorException.INVALID_REQUEST, "Missing parameter: state");
}
}
logger.trace("Passed.");
}
}