atlassian-connect-auth/dist/publicKeyProvider/CachingKeyProvider.js

Helper for handling webhooks from Atlassian products

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CachingKeyProvider = void 0;
/**
 * General-purpose implementation that facilitates caching a recent public key in case CDN is inaccessible.
 * Caching is optional and, if used, must be done by the `kid`. Public keys should be rotated often and will get a new
 * kid every time which will then effectively invalidate the cache.
 */
class CachingKeyProvider {
    constructor(provider, cache) {
        this.provider = provider;
        this.cache = cache;
    }
    async get(kid, unverifiedConnectJwt) {
        // Obtain cached value, if any
        const cachedKey = await this.cache.get(kid);
        if (cachedKey) {
            return cachedKey;
        }
        // Obtain new value
        const newKey = await this.provider.get(kid, unverifiedConnectJwt);
        // Cache new value and return
        await this.cache.set(kid, newKey);
        return newKey;
    }
}
exports.CachingKeyProvider = CachingKeyProvider;