zappyzep/backend/src/utils/crypt.ts

27 lines
738 B
TypeScript

import { spawn, Worker } from "threads";
import "../loadEnv";
import type { CryptFns } from "./cryptWorker";
if (!process.env.KEY) {
// tslint:disable-next-line:no-console
console.error("Environment value KEY required for encryption");
process.exit(1);
}
const KEY = process.env.KEY;
let workerPromise: Promise<CryptFns> | null = null;
async function getWorker(): Promise<CryptFns> {
if (workerPromise == null) {
workerPromise = spawn(new Worker("./cryptWorker")) as unknown as Promise<CryptFns>;
}
return workerPromise;
}
export async function encrypt(data: string) {
return (await getWorker()).encrypt(data, KEY);
}
export async function decrypt(data: string) {
return (await getWorker()).decrypt(data, KEY);
}