44 lines
1.5 KiB
JavaScript
44 lines
1.5 KiB
JavaScript
/*
|
|
* Copyright 2002-2024 the original author or authors.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* https://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
const holder = {
|
|
controller: new AbortController(),
|
|
};
|
|
|
|
/**
|
|
* Returns a new AbortSignal to be used in the options for the registration and authentication ceremonies.
|
|
* Aborts the existing AbortController if it exists, cancelling any existing ceremony.
|
|
*
|
|
* The authentication ceremony, when triggered with conditional mediation, shows a non-modal
|
|
* interaction. If the user does not interact with the non-modal dialog, the existing ceremony MUST
|
|
* be cancelled before initiating a new one, hence the need for a singleton AbortController.
|
|
*
|
|
* @returns {AbortSignal} a new, non-aborted AbortSignal
|
|
*/
|
|
function newSignal() {
|
|
if (!!holder.controller) {
|
|
holder.controller.abort("Initiating new WebAuthN ceremony, cancelling current ceremony");
|
|
}
|
|
holder.controller = new AbortController();
|
|
return holder.controller.signal;
|
|
}
|
|
|
|
export default {
|
|
newSignal,
|
|
};
|