From 5a0869a771f65f87fa2a4ed402fb1f3597b92198 Mon Sep 17 00:00:00 2001
From: Matthias Piepkorn <mpiepk@gmail.com>
Date: Sun, 05 Feb 2017 11:32:25 +0000
Subject: [PATCH] Handle service ticket validation on proxyValidate endpoint, return error on proxy endpoint
---
src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java | 59 +++++++++++++++++++++++++++++++----------------------------
1 files changed, 31 insertions(+), 28 deletions(-)
diff --git a/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java b/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java
index 5727b50..b2b0702 100644
--- a/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java
+++ b/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java
@@ -3,7 +3,6 @@
import org.jboss.logging.Logger;
import org.jboss.resteasy.annotations.cache.NoCache;
import org.jboss.resteasy.spi.HttpRequest;
-import org.keycloak.OAuthErrorException;
import org.keycloak.common.ClientConnection;
import org.keycloak.events.Details;
import org.keycloak.events.Errors;
@@ -11,18 +10,17 @@
import org.keycloak.events.EventType;
import org.keycloak.models.*;
import org.keycloak.protocol.cas.CASLoginProtocol;
+import org.keycloak.protocol.cas.representations.CASErrorCode;
+import org.keycloak.protocol.cas.utils.CASValidationException;
import org.keycloak.protocol.oidc.utils.RedirectUtils;
-import org.keycloak.services.ErrorPageException;
-import org.keycloak.services.ErrorResponseException;
import org.keycloak.services.managers.AuthenticationManager;
import org.keycloak.services.managers.ClientSessionCode;
-import org.keycloak.services.messages.Messages;
import javax.ws.rs.GET;
import javax.ws.rs.core.*;
public class ValidateEndpoint {
- protected static final Logger logger = Logger.getLogger(org.keycloak.protocol.oidc.endpoints.LogoutEndpoint.class);
+ protected static final Logger logger = Logger.getLogger(ValidateEndpoint.class);
private static final String RESPONSE_OK = "yes\n";
private static final String RESPONSE_FAILED = "no\n";
@@ -58,7 +56,7 @@
MultivaluedMap<String, String> params = uriInfo.getQueryParameters();
String service = params.getFirst(CASLoginProtocol.SERVICE_PARAM);
String ticket = params.getFirst(CASLoginProtocol.TICKET_PARAM);
- boolean renew = "true".equalsIgnoreCase(params.getFirst(CASLoginProtocol.RENEW_PARAM));
+ boolean renew = params.containsKey(CASLoginProtocol.RENEW_PARAM);
event.event(EventType.CODE_TO_TOKEN);
@@ -71,7 +69,7 @@
event.success();
return successResponse();
- } catch (ErrorResponseException e) {
+ } catch (CASValidationException e) {
return errorResponse(e);
}
}
@@ -80,26 +78,26 @@
return Response.ok(RESPONSE_OK).type(MediaType.TEXT_PLAIN).build();
}
- protected Response errorResponse(ErrorResponseException e) {
- return Response.status(Response.Status.UNAUTHORIZED).entity(RESPONSE_FAILED).type(MediaType.TEXT_PLAIN).build();
+ protected Response errorResponse(CASValidationException e) {
+ return Response.status(e.getStatus()).entity(RESPONSE_FAILED).type(MediaType.TEXT_PLAIN).build();
}
private void checkSsl() {
if (!uriInfo.getBaseUri().getScheme().equals("https") && realm.getSslRequired().isRequired(clientConnection)) {
- throw new ErrorResponseException(OAuthErrorException.INVALID_REQUEST, "HTTPS required", Response.Status.FORBIDDEN);
+ throw new CASValidationException(CASErrorCode.INVALID_REQUEST, "HTTPS required", Response.Status.FORBIDDEN);
}
}
private void checkRealm() {
if (!realm.isEnabled()) {
- throw new ErrorResponseException("access_denied", "Realm not enabled", Response.Status.FORBIDDEN);
+ throw new CASValidationException(CASErrorCode.INTERNAL_ERROR, "Realm not enabled", Response.Status.FORBIDDEN);
}
}
private void checkClient(String service) {
if (service == null) {
event.error(Errors.INVALID_REQUEST);
- throw new ErrorPageException(session, Messages.MISSING_PARAMETER, CASLoginProtocol.SERVICE_PARAM);
+ throw new CASValidationException(CASErrorCode.INVALID_REQUEST, "Missing parameter: " + CASLoginProtocol.SERVICE_PARAM, Response.Status.BAD_REQUEST);
}
client = realm.getClients().stream()
@@ -108,17 +106,12 @@
.findFirst().orElse(null);
if (client == null) {
event.error(Errors.CLIENT_NOT_FOUND);
- throw new ErrorPageException(session, Messages.CLIENT_NOT_FOUND);
+ throw new CASValidationException(CASErrorCode.INVALID_SERVICE, "Client not found", Response.Status.BAD_REQUEST);
}
if (!client.isEnabled()) {
event.error(Errors.CLIENT_DISABLED);
- throw new ErrorPageException(session, Messages.CLIENT_DISABLED);
- }
-
- if (client.isBearerOnly()) {
- event.error(Errors.NOT_ALLOWED);
- throw new ErrorPageException(session, Messages.BEARER_ONLY);
+ throw new CASValidationException(CASErrorCode.INVALID_SERVICE, "Client disabled", Response.Status.BAD_REQUEST);
}
event.client(client.getClientId());
@@ -127,9 +120,13 @@
}
private void checkTicket(String ticket, boolean requireReauth) {
- if (ticket == null || !ticket.startsWith(CASLoginProtocol.SERVICE_TICKET_PREFIX)) {
+ if (ticket == null) {
event.error(Errors.INVALID_CODE);
- throw new ErrorResponseException(OAuthErrorException.INVALID_REQUEST, "Missing or invalid parameter: " + CASLoginProtocol.TICKET_PARAM, Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_REQUEST, "Missing parameter: " + CASLoginProtocol.TICKET_PARAM, Response.Status.BAD_REQUEST);
+ }
+ if (!ticket.startsWith(CASLoginProtocol.SERVICE_TICKET_PREFIX)) {
+ event.error(Errors.INVALID_CODE);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET_SPEC, "Malformed service ticket", Response.Status.BAD_REQUEST);
}
String code = ticket.substring(CASLoginProtocol.SERVICE_TICKET_PREFIX.length());
@@ -144,7 +141,7 @@
if (parseResult.getClientSession() != null) {
session.sessions().removeClientSession(realm, parseResult.getClientSession());
}
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "Code not valid", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code not valid", Response.Status.BAD_REQUEST);
}
clientSession = parseResult.getClientSession();
@@ -152,26 +149,32 @@
if (!parseResult.getCode().isValid(ClientSessionModel.Action.CODE_TO_TOKEN.name(), ClientSessionCode.ActionType.CLIENT)) {
event.error(Errors.INVALID_CODE);
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "Code is expired", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code is expired", Response.Status.BAD_REQUEST);
}
+ clientSession.setNote(CASLoginProtocol.SESSION_SERVICE_TICKET, ticket);
parseResult.getCode().setAction(null);
+
+ if (requireReauth && AuthenticationManager.isSSOAuthentication(clientSession)) {
+ event.error(Errors.SESSION_EXPIRED);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Interactive authentication was requested but not performed", Response.Status.BAD_REQUEST);
+ }
UserSessionModel userSession = clientSession.getUserSession();
if (userSession == null) {
event.error(Errors.USER_SESSION_NOT_FOUND);
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "User session not found", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "User session not found", Response.Status.BAD_REQUEST);
}
UserModel user = userSession.getUser();
if (user == null) {
event.error(Errors.USER_NOT_FOUND);
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "User not found", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "User not found", Response.Status.BAD_REQUEST);
}
if (!user.isEnabled()) {
event.error(Errors.USER_DISABLED);
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "User disabled", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "User disabled", Response.Status.BAD_REQUEST);
}
event.user(userSession.getUser());
@@ -179,12 +182,12 @@
if (!client.getClientId().equals(clientSession.getClient().getClientId())) {
event.error(Errors.INVALID_CODE);
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "Auth error", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_SERVICE, "Auth error", Response.Status.BAD_REQUEST);
}
if (!AuthenticationManager.isSessionValid(realm, userSession)) {
event.error(Errors.USER_SESSION_NOT_FOUND);
- throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "Session not active", Response.Status.BAD_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Session not active", Response.Status.BAD_REQUEST);
}
}
--
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