From 57a6c100075987e88523d0334ccc444e0b652e55 Mon Sep 17 00:00:00 2001
From: Matthias Piepkorn <mpiepk@gmail.com>
Date: Sun, 29 Jan 2017 17:57:10 +0000
Subject: [PATCH] Add support for single logout
---
src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java | 23 +++++++++++++++++++++++
1 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java b/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java
index 17e435e..8198a35 100644
--- a/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java
+++ b/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java
@@ -1,19 +1,25 @@
package org.keycloak.protocol.cas;
+import org.apache.http.HttpEntity;
+import org.jboss.logging.Logger;
import org.keycloak.common.util.KeycloakUriBuilder;
import org.keycloak.events.EventBuilder;
import org.keycloak.events.EventType;
import org.keycloak.models.*;
import org.keycloak.protocol.LoginProtocol;
+import org.keycloak.protocol.cas.utils.LogoutHelper;
import org.keycloak.services.managers.ClientSessionCode;
import org.keycloak.services.managers.ResourceAdminManager;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
+import java.io.IOException;
import java.net.URI;
public class CASLoginProtocol implements LoginProtocol {
+ private static final Logger logger = Logger.getLogger(CASLoginProtocol.class);
+
public static final String LOGIN_PROTOCOL = "cas";
public static final String SERVICE_PARAM = "service";
@@ -25,6 +31,7 @@
public static final String TICKET_RESPONSE_PARAM = "ticket";
public static final String SERVICE_TICKET_PREFIX = "ST-";
+ public static final String SESSION_SERVICE_TICKET = "service_ticket";
protected KeycloakSession session;
protected RealmModel realm;
@@ -96,10 +103,26 @@
@Override
public void backchannelLogout(UserSessionModel userSession, ClientSessionModel clientSession) {
+ String logoutUrl = clientSession.getRedirectUri();
+ String serviceTicket = clientSession.getNote(CASLoginProtocol.SESSION_SERVICE_TICKET);
+ //check if session is fully authenticated (i.e. serviceValidate has been called)
+ if (serviceTicket != null && !serviceTicket.isEmpty()) {
+ sendSingleLogoutRequest(logoutUrl, serviceTicket);
+ }
ClientModel client = clientSession.getClient();
new ResourceAdminManager(session).logoutClientSession(uriInfo.getRequestUri(), realm, client, clientSession);
}
+ private void sendSingleLogoutRequest(String logoutUrl, String serviceTicket) {
+ HttpEntity requestEntity = LogoutHelper.buildSingleLogoutRequest(serviceTicket);
+ try {
+ LogoutHelper.postWithRedirect(session, logoutUrl, requestEntity);
+ logger.debug("Sent CAS single logout for service " + logoutUrl);
+ } catch (IOException e) {
+ logger.warn("Failed to call CAS service for logout: " + logoutUrl, e);
+ }
+ }
+
@Override
public Response frontchannelLogout(UserSessionModel userSession, ClientSessionModel clientSession) {
// todo oidc redirect support
--
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