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76
server/node_modules/jose/dist/node/esm/jwks/remote.js
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76
server/node_modules/jose/dist/node/esm/jwks/remote.js
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import fetchJwks from '../runtime/fetch_jwks.js';
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import { JWKSInvalid, JWKSNoMatchingKey } from '../util/errors.js';
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import { isJWKSLike, LocalJWKSet } from './local.js';
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function isCloudflareWorkers() {
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return (typeof WebSocketPair !== 'undefined' ||
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(typeof navigator !== 'undefined' && navigator.userAgent === 'Cloudflare-Workers') ||
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(typeof EdgeRuntime !== 'undefined' && EdgeRuntime === 'vercel'));
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}
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class RemoteJWKSet extends LocalJWKSet {
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constructor(url, options) {
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super({ keys: [] });
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this._jwks = undefined;
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if (!(url instanceof URL)) {
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throw new TypeError('url must be an instance of URL');
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}
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this._url = new URL(url.href);
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this._options = { agent: options === null || options === void 0 ? void 0 : options.agent, headers: options === null || options === void 0 ? void 0 : options.headers };
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this._timeoutDuration =
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typeof (options === null || options === void 0 ? void 0 : options.timeoutDuration) === 'number' ? options === null || options === void 0 ? void 0 : options.timeoutDuration : 5000;
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this._cooldownDuration =
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typeof (options === null || options === void 0 ? void 0 : options.cooldownDuration) === 'number' ? options === null || options === void 0 ? void 0 : options.cooldownDuration : 30000;
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this._cacheMaxAge = typeof (options === null || options === void 0 ? void 0 : options.cacheMaxAge) === 'number' ? options === null || options === void 0 ? void 0 : options.cacheMaxAge : 600000;
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}
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coolingDown() {
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return typeof this._jwksTimestamp === 'number'
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? Date.now() < this._jwksTimestamp + this._cooldownDuration
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: false;
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}
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fresh() {
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return typeof this._jwksTimestamp === 'number'
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? Date.now() < this._jwksTimestamp + this._cacheMaxAge
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: false;
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}
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async getKey(protectedHeader, token) {
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if (!this._jwks || !this.fresh()) {
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await this.reload();
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}
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try {
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return await super.getKey(protectedHeader, token);
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}
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catch (err) {
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if (err instanceof JWKSNoMatchingKey) {
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if (this.coolingDown() === false) {
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await this.reload();
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return super.getKey(protectedHeader, token);
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}
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}
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throw err;
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}
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}
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async reload() {
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if (this._pendingFetch && isCloudflareWorkers()) {
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this._pendingFetch = undefined;
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}
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this._pendingFetch || (this._pendingFetch = fetchJwks(this._url, this._timeoutDuration, this._options)
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.then((json) => {
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if (!isJWKSLike(json)) {
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throw new JWKSInvalid('JSON Web Key Set malformed');
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}
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this._jwks = { keys: json.keys };
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this._jwksTimestamp = Date.now();
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this._pendingFetch = undefined;
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})
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.catch((err) => {
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this._pendingFetch = undefined;
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throw err;
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}));
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await this._pendingFetch;
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}
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}
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export function createRemoteJWKSet(url, options) {
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const set = new RemoteJWKSet(url, options);
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return async function (protectedHeader, token) {
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return set.getKey(protectedHeader, token);
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};
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}
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