35 lines
1.0 KiB
JavaScript
35 lines
1.0 KiB
JavaScript
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import { JOSEError, JWKSTimeout } from '../util/errors.js';
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const fetchJwks = async (url, timeout, options) => {
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let controller;
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let id;
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let timedOut = false;
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if (typeof AbortController === 'function') {
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controller = new AbortController();
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id = setTimeout(() => {
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timedOut = true;
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controller.abort();
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}, timeout);
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}
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const response = await fetch(url.href, {
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signal: controller ? controller.signal : undefined,
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redirect: 'manual',
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headers: options.headers,
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}).catch((err) => {
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if (timedOut)
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throw new JWKSTimeout();
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throw err;
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});
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if (id !== undefined)
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clearTimeout(id);
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if (response.status !== 200) {
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throw new JOSEError('Expected 200 OK from the JSON Web Key Set HTTP response');
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}
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try {
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return await response.json();
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}
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catch (_a) {
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throw new JOSEError('Failed to parse the JSON Web Key Set HTTP response as JSON');
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}
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};
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export default fetchJwks;
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