@Override
public Response keycloakInitiatedBrowserLogout(
UserSessionModel userSession, UriInfo uriInfo, RealmModel realm) {
if (getConfig().getLogoutUrl() == null || getConfig().getLogoutUrl().trim().equals(""))
return null;
String idToken = userSession.getNote(FEDERATED_ID_TOKEN);
if (idToken != null && getConfig().isBackchannelSupported()) {
backchannelLogout(userSession, idToken);
return null;
} else {
String sessionId = userSession.getId();
UriBuilder logoutUri =
UriBuilder.fromUri(getConfig().getLogoutUrl()).queryParam("state", sessionId);
if (idToken != null) logoutUri.queryParam("id_token_hint", idToken);
String redirect =
RealmsResource.brokerUrl(uriInfo)
.path(IdentityBrokerService.class, "getEndpoint")
.path(OIDCEndpoint.class, "logoutResponse")
.build(realm.getName(), getConfig().getAlias())
.toString();
logoutUri.queryParam("post_logout_redirect_uri", redirect);
Response response = Response.status(302).location(logoutUri.build()).build();
return response;
}
}
@Override
public void backchannelLogout(UserSessionModel userSession, UriInfo uriInfo, RealmModel realm) {
if (getConfig().getLogoutUrl() == null
|| getConfig().getLogoutUrl().trim().equals("")
|| !getConfig().isBackchannelSupported()) return;
String idToken = userSession.getNote(FEDERATED_ID_TOKEN);
if (idToken == null) return;
backchannelLogout(userSession, idToken);
}
@Override
public Response finishLogout(UserSessionModel userSession) {
String redirectUri = userSession.getNote(OIDCLoginProtocol.LOGOUT_REDIRECT_URI);
String state = userSession.getNote(OIDCLoginProtocol.LOGOUT_STATE_PARAM);
event.event(EventType.LOGOUT);
if (redirectUri != null) {
event.detail(Details.REDIRECT_URI, redirectUri);
}
event.user(userSession.getUser()).session(userSession).success();
if (redirectUri != null) {
UriBuilder uriBuilder = UriBuilder.fromUri(redirectUri);
if (state != null) uriBuilder.queryParam(STATE_PARAM, state);
return Response.status(302).location(uriBuilder.build()).build();
} else {
return Response.ok().build();
}
}
@Override
public Response finishLogout(UserSessionModel userSession) {
logger.debug("finishLogout");
String logoutBindingUri = userSession.getNote(SAML_LOGOUT_BINDING_URI);
if (logoutBindingUri == null) {
logger.error(
"Can't finish SAML logout as there is no logout binding set. Please configure the logout service url in the admin console for your client applications.");
return ErrorPage.error(session, Messages.FAILED_LOGOUT);
}
String logoutRelayState = userSession.getNote(SAML_LOGOUT_RELAY_STATE);
SAML2LogoutResponseBuilder builder = new SAML2LogoutResponseBuilder();
builder.logoutRequestID(userSession.getNote(SAML_LOGOUT_REQUEST_ID));
builder.destination(logoutBindingUri);
builder.issuer(getResponseIssuer(realm));
JaxrsSAML2BindingBuilder binding = new JaxrsSAML2BindingBuilder();
binding.relayState(logoutRelayState);
String signingAlgorithm = userSession.getNote(SAML_LOGOUT_SIGNATURE_ALGORITHM);
if (signingAlgorithm != null) {
SignatureAlgorithm algorithm = SignatureAlgorithm.valueOf(signingAlgorithm);
String canonicalization = userSession.getNote(SAML_LOGOUT_CANONICALIZATION);
if (canonicalization != null) {
binding.canonicalizationMethod(canonicalization);
}
KeyManager.ActiveKey keys = session.keys().getActiveKey(realm);
binding
.signatureAlgorithm(algorithm)
.signWith(keys.getPrivateKey(), keys.getPublicKey(), keys.getCertificate())
.signDocument();
}
try {
return buildLogoutResponse(userSession, logoutBindingUri, builder, binding);
} catch (ConfigurationException e) {
throw new RuntimeException(e);
} catch (ProcessingException e) {
throw new RuntimeException(e);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
public static boolean isLogoutPostBindingForInitiator(UserSessionModel session) {
String note = session.getNote(SamlProtocol.SAML_LOGOUT_BINDING);
return SamlProtocol.SAML_POST_BINDING.equals(note);
}