@scaffoldly/serverless-util/dist/encryption.js

Scaffoldly Serverless Helper Functionality

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.decryptValue = exports.encryptValue = void 0;
const constants_1 = require("./constants");
const exports_1 = require("./exports");
const encryptValue = async (value, keyId) => {
    const kms = await exports_1.KMS();
    const KeyId = keyId || `alias/${constants_1.STAGE}`;
    const encryptResult = await kms.encrypt({ KeyId, Plaintext: Buffer.from(value, 'utf-8') }).promise();
    if (!encryptResult.KeyId) {
        throw new Error('Missing key id in encryption response');
    }
    if (!encryptResult.CiphertextBlob) {
        throw new Error('Missing cyphertext blob in encryption response');
    }
    return {
        keyId: KeyId,
        value: encryptResult.CiphertextBlob.toString('base64'),
    };
};
exports.encryptValue = encryptValue;
const decryptValue = async (value) => {
    const kms = await exports_1.KMS();
    const decryptResult = await kms
        .decrypt({
        KeyId: value.keyId,
        CiphertextBlob: Buffer.from(value.value, 'base64'),
    })
        .promise();
    if (!decryptResult.Plaintext) {
        throw new Error('Missing plaintext result');
    }
    return decryptResult.Plaintext.toString('utf-8');
};
exports.decryptValue = decryptValue;
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