/*
* 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.testsuite.adapter.filter;
import org.jboss.logging.Logger;
import org.keycloak.adapters.AdapterDeploymentContext;
import org.keycloak.adapters.KeycloakDeployment;
import org.keycloak.adapters.rotation.JWKPublicKeyLocator;
import org.keycloak.common.util.Time;
import org.keycloak.common.util.reflections.Reflections;
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.reflect.Field;
/**
* Filter to handle "special" requests to perform actions on adapter side (for example setting time offset )
*
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
public class AdapterActionsFilter implements Filter {
public static final String TIME_OFFSET_PARAM = "timeOffset";
public static final String RESET_DEPLOYMENT_PARAM = "resetDeployment";
private static final Logger log = Logger.getLogger(AdapterActionsFilter.class);
@Override
public void init(FilterConfig filterConfig) throws ServletException {
}
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
HttpServletRequest servletReq = (HttpServletRequest) request;
HttpServletResponse servletResp = (HttpServletResponse) response;
//Accept timeOffset as argument to enforce timeouts
String timeOffsetParam = request.getParameter(TIME_OFFSET_PARAM);
String resetDeploymentParam = request.getParameter(RESET_DEPLOYMENT_PARAM);
if (timeOffsetParam != null && !timeOffsetParam.isEmpty()) {
int timeOffset = Integer.parseInt(timeOffsetParam);
log.infof("Time offset updated to %d for application %s", timeOffset, servletReq.getRequestURI());
Time.setOffset(timeOffset);
writeResponse(servletResp, "Offset set successfully");
} else if (resetDeploymentParam != null && !resetDeploymentParam.isEmpty()) {
AdapterDeploymentContext deploymentContext = (AdapterDeploymentContext) request.getServletContext().getAttribute(AdapterDeploymentContext.class.getName());
Field field = Reflections.findDeclaredField(AdapterDeploymentContext.class, "deployment");
Reflections.setAccessible(field);
KeycloakDeployment deployment = (KeycloakDeployment) Reflections.getFieldValue(field, deploymentContext);
Time.setOffset(0);
deployment.setNotBefore(0);
if (deployment.getPublicKeyLocator() instanceof JWKPublicKeyLocator) {
deployment.setPublicKeyLocator(new JWKPublicKeyLocator());
}
log.infof("Restarted PublicKeyLocator, notBefore and timeOffset for application %s", servletReq.getRequestURI());
writeResponse(servletResp, "Restarted PublicKeyLocator, notBefore and timeOffset successfully");
} else {
// Continue request
chain.doFilter(request, response);
}
}
@Override
public void destroy() {
}
private void writeResponse(HttpServletResponse response, String responseText) throws IOException {
response.setContentType("text/html");
PrintWriter writer = response.getWriter();
writer.println("<html><body>" + responseText + "</body></html>");
writer.flush();
}
}