@azure/msal-node
Version:
Microsoft Authentication Library for Node
50 lines (47 loc) • 1.78 kB
JavaScript
/*! @azure/msal-node v3.6.0 2025-05-30 */
;
import { AccountEntity } from '@azure/msal-common/node';
/*
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License.
*/
/**
* Cache plugin that serializes data to the cache and deserializes data from the cache
* @public
*/
class DistributedCachePlugin {
constructor(client, partitionManager) {
this.client = client;
this.partitionManager = partitionManager;
}
/**
* Deserializes the cache before accessing it
* @param cacheContext - TokenCacheContext
*/
async beforeCacheAccess(cacheContext) {
const partitionKey = await this.partitionManager.getKey();
const cacheData = await this.client.get(partitionKey);
cacheContext.tokenCache.deserialize(cacheData);
}
/**
* Serializes the cache after accessing it
* @param cacheContext - TokenCacheContext
*/
async afterCacheAccess(cacheContext) {
if (cacheContext.cacheHasChanged) {
const kvStore = cacheContext.tokenCache.getKVStore();
const accountEntities = Object.values(kvStore).filter((value) => AccountEntity.isAccountEntity(value));
let partitionKey;
if (accountEntities.length > 0) {
const accountEntity = accountEntities[0];
partitionKey = await this.partitionManager.extractKey(accountEntity);
}
else {
partitionKey = await this.partitionManager.getKey();
}
await this.client.set(partitionKey, cacheContext.tokenCache.serialize());
}
}
}
export { DistributedCachePlugin };
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