src/main/java/org/keycloak/protocol/cas/endpoints/AuthorizationEndpoint.java

@@ -33,8 +33,15 @@

    @GET
    public Response build() {
        MultivaluedMap<String, String> params = uriInfo.getQueryParameters();
        MultivaluedMap<String, String> params = session.getContext().getUri().getQueryParameters();
        String service = params.getFirst(CASLoginProtocol.SERVICE_PARAM);

        boolean isSaml11Request = false;
        if (service == null && params.containsKey(CASLoginProtocol.TARGET_PARAM)) {
            // SAML 1.1 authorization uses the TARGET parameter instead of service
            service = params.getFirst(CASLoginProtocol.TARGET_PARAM);
            isSaml11Request = true;
        }
        boolean renew = params.containsKey(CASLoginProtocol.RENEW_PARAM);
        boolean gateway = params.containsKey(CASLoginProtocol.GATEWAY_PARAM);

@@ -51,9 +58,16 @@
        if (renew) {
            authenticationSession.setClientNote(CASLoginProtocol.RENEW_PARAM, "true");
        }
        if (gateway) {
            authenticationSession.setClientNote(CASLoginProtocol.GATEWAY_PARAM, "true");
        }
        if (isSaml11Request) {
            // Flag the session so we can return the ticket as "SAMLart" in the response
            authenticationSession.setClientNote(CASLoginProtocol.TARGET_PARAM, "true");
        }

        this.event.event(EventType.LOGIN);
        return handleBrowserAuthenticationRequest(authenticationSession, new CASLoginProtocol(session, realm, uriInfo, headers, event), gateway, false);
        return handleBrowserAuthenticationRequest(authenticationSession, new CASLoginProtocol(session, realm, session.getContext().getUri(), headers, event), gateway, false);
    }

    private void checkClient(String service) {
@@ -62,9 +76,11 @@
            throw new ErrorPageException(session, Response.Status.BAD_REQUEST, Messages.MISSING_PARAMETER, CASLoginProtocol.SERVICE_PARAM);
        }

        client = realm.getClients().stream()
        event.detail(Details.REDIRECT_URI, service);

        client = realm.getClientsStream()
                .filter(c -> CASLoginProtocol.LOGIN_PROTOCOL.equals(c.getProtocol()))
                .filter(c -> RedirectUtils.verifyRedirectUri(uriInfo, service, realm, c) != null)
                .filter(c -> RedirectUtils.verifyRedirectUri(session, service, c) != null)
                .findFirst().orElse(null);
        if (client == null) {
            event.error(Errors.CLIENT_NOT_FOUND);
@@ -76,7 +92,7 @@
            throw new ErrorPageException(session, Response.Status.BAD_REQUEST, Messages.CLIENT_DISABLED);
        }

        redirectUri = RedirectUtils.verifyRedirectUri(uriInfo, service, realm, client);
        redirectUri = RedirectUtils.verifyRedirectUri(session, service, client);

        event.client(client.getClientId());
        event.detail(Details.REDIRECT_URI, redirectUri);