From 1293d5189bfdc7c46fc456f52126b81febf23df8 Mon Sep 17 00:00:00 2001 From: Matthias Piepkorn <mpiepk@gmail.com> Date: Mon, 22 Jan 2018 12:00:27 +0000 Subject: [PATCH] remove dependency on internal SAML packages --- src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java | 111 +++++++++++++++++++++++++++++++++++-------------------- 1 files changed, 70 insertions(+), 41 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..c250578 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 +10,18 @@ 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.*; +import java.lang.reflect.Method; 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"; @@ -45,7 +44,7 @@ protected RealmModel realm; protected EventBuilder event; protected ClientModel client; - protected ClientSessionModel clientSession; + protected AuthenticatedClientSessionModel clientSession; public ValidateEndpoint(RealmModel realm, EventBuilder event) { this.realm = realm; @@ -58,7 +57,7 @@ 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 +70,7 @@ event.success(); return successResponse(); - } catch (ErrorResponseException e) { + } catch (CASValidationException e) { return errorResponse(e); } } @@ -80,26 +79,26 @@ 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 +107,12 @@ .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()); @@ -127,51 +121,86 @@ } 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()); - ClientSessionCode.ParseResult parseResult = ClientSessionCode.parseResult(code, session, realm); - if (parseResult.isClientSessionNotFound() || parseResult.isIllegalHash()) { - String[] parts = code.split("\\."); - if (parts.length == 2) { - event.detail(Details.CODE_ID, parts[1]); - } + String[] parts = code.split("\\."); + if (parts.length == 4) { + event.detail(Details.CODE_ID, parts[2]); + } + + ClientSessionCode.ParseResult<AuthenticatedClientSessionModel> parseResult; + try { + // Keycloak >3.4 branch: Parameter event was added to ClientSessionCode.parseResult + Method parseResultMethod = ClientSessionCode.class.getMethod("parseResult", + String.class, KeycloakSession.class, RealmModel.class, EventBuilder.class, Class.class); + parseResult = (ClientSessionCode.ParseResult<AuthenticatedClientSessionModel>) parseResultMethod.invoke( + null, code, session, realm, event, AuthenticatedClientSessionModel.class); + } catch (ReflectiveOperationException e) { + // Keycloak <=3.3 branch + parseResult = ClientSessionCode.parseResult(code, session, realm, AuthenticatedClientSessionModel.class); + } + if (parseResult.isAuthSessionNotFound() || parseResult.isIllegalHash()) { event.error(Errors.INVALID_CODE); - if (parseResult.getClientSession() != null) { - session.sessions().removeClientSession(realm, parseResult.getClientSession()); + + // Attempt to use same code twice should invalidate existing clientSession + AuthenticatedClientSessionModel clientSession = parseResult.getClientSession(); + if (clientSession != null) { + clientSession.setUserSession(null); } - 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(); - event.detail(Details.CODE_ID, clientSession.getId()); - 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); + try { + // Keycloak >3.4 branch: Method isExpiredToken was added + Method isExpiredToken = ClientSessionCode.ParseResult.class.getMethod("isExpiredToken"); + if ((Boolean) isExpiredToken.invoke(parseResult)) { + event.error(Errors.EXPIRED_CODE); + throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code is expired", Response.Status.BAD_REQUEST); + } + } catch (ReflectiveOperationException e) { + // Keycloak <=3.3 branch + if (!parseResult.getCode().isValid(AuthenticatedClientSessionModel.Action.CODE_TO_TOKEN.name(), ClientSessionCode.ActionType.CLIENT)) { + event.error(Errors.INVALID_CODE); + throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code is expired", Response.Status.BAD_REQUEST); + } + + parseResult.getCode().setAction(null); } - parseResult.getCode().setAction(null); + clientSession.setNote(CASLoginProtocol.SESSION_SERVICE_TICKET, ticket); + + 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 +208,12 @@ 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); } } -- Gitblit v1.9.1